diff --git a/doc/用例分析.doc b/doc/用例分析.doc new file mode 100644 index 0000000..52daed9 Binary files /dev/null and b/doc/用例分析.doc differ diff --git a/doc/第一次作业.md b/doc/第一次作业.md index c794a94..c12bb65 100644 --- a/doc/第一次作业.md +++ b/doc/第一次作业.md @@ -21,7 +21,7 @@ ### 2.1系统初步用例图： -![](/home/smj/Work/work2/初步用例图.png) +![](/home/smj/Work/for_you/model/用例及分析类图/初步用例图.png) ### 2.2用例描述与顺序图： diff --git a/doc/第一次作业.pdf b/doc/第一次作业.pdf index 8dfc037..d5cd245 100644 Binary files a/doc/第一次作业.pdf and b/doc/第一次作业.pdf differ diff --git a/doc/第三次作业.md b/doc/第三次作业.md new file mode 100644 index 0000000..7801bf6 --- /dev/null +++ b/doc/第三次作业.md @@ -0,0 +1,33 @@ +## 用例详细设计 + +### 1.手语翻译 + +![img](file:////tmp/wps-smj/ksohtml/wpsiOB1bd.jpg) + +### 2.视频翻译 + +![img](file:////tmp/wps-smj/ksohtml/wpsviLyry.jpg) + +### 3.输入自然语言 + +![img](file:////tmp/wps-smj/ksohtml/wps27rV5x.jpg) + +### 4.获取手语视频 + +![img](file:////tmp/wps-smj/ksohtml/wpsXmQzVw.jpg) + +### 5.显示动画 + 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+0,0 @@ - -Changes with nginx 1.18.0 21 Apr 2020 - - *) 1.18.x stable branch. - - -Changes with nginx 1.17.10 14 Apr 2020 - - *) Feature: the "auth_delay" directive. - - -Changes with nginx 1.17.9 03 Mar 2020 - - *) Change: now nginx does not allow several "Host" request header lines. - - *) Bugfix: nginx ignored additional "Transfer-Encoding" request header - lines. - - *) Bugfix: socket leak when using HTTP/2. - - *) Bugfix: a segmentation fault might occur in a worker process if OCSP - stapling was used. - - *) Bugfix: in the ngx_http_mp4_module. - - *) Bugfix: nginx used status code 494 instead of 400 if errors with code - 494 were redirected with the "error_page" directive. - - *) Bugfix: socket leak when using subrequests in the njs module and the - "aio" directive. - - -Changes with nginx 1.17.8 21 Jan 2020 - - *) Feature: variables support in the "grpc_pass" directive. - - *) Bugfix: a timeout might occur while handling pipelined requests in an - SSL connection; the bug had appeared in 1.17.5. - - *) Bugfix: in the "debug_points" directive when using HTTP/2. - Thanks to Daniil Bondarev. - - -Changes with nginx 1.17.7 24 Dec 2019 - - *) Bugfix: a segmentation fault might occur on start or during - reconfiguration if the "rewrite" directive with an empty replacement - string was used in the configuration. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "break" directive was used with the "alias" directive or with the - "proxy_pass" directive with a URI. - - *) Bugfix: the "Location" response header line might contain garbage if - the request URI was rewritten to the one containing a null character. - - *) Bugfix: requests with bodies were handled incorrectly when returning - redirections with the "error_page" directive; the bug had appeared in - 0.7.12. - - *) Bugfix: socket leak when using HTTP/2. - - *) Bugfix: a timeout might occur while handling pipelined requests in an - SSL connection; the bug had appeared in 1.17.5. - - *) Bugfix: in the ngx_http_dav_module. - - -Changes with nginx 1.17.6 19 Nov 2019 - - *) Feature: the $proxy_protocol_server_addr and - $proxy_protocol_server_port variables. - - *) Feature: the "limit_conn_dry_run" directive. - - *) Feature: the $limit_req_status and $limit_conn_status variables. - - -Changes with nginx 1.17.5 22 Oct 2019 - - *) Feature: now nginx uses ioctl(FIONREAD), if available, to avoid - reading from a fast connection for a long time. - - *) Bugfix: incomplete escaped characters at the end of the request URI - were ignored. - - *) Bugfix: "/." and "/.." at the end of the request URI were not - normalized. - - *) Bugfix: in the "merge_slashes" directive. - - *) Bugfix: in the "ignore_invalid_headers" directive. - Thanks to Alan Kemp. - - *) Bugfix: nginx could not be built with MinGW-w64 gcc 8.1 or newer. - - -Changes with nginx 1.17.4 24 Sep 2019 - - *) Change: better detection of incorrect client behavior in HTTP/2. - - *) Change: in handling of not fully read client request body when - returning errors in HTTP/2. - - *) Bugfix: the "worker_shutdown_timeout" directive might not work when - using HTTP/2. - - *) Bugfix: a segmentation fault might occur in a worker process when - using HTTP/2 and the "proxy_request_buffering" directive. - - *) Bugfix: the ECONNABORTED error log level was "crit" instead of - "error" on Windows when using SSL. - - *) Bugfix: nginx ignored extra data when using chunked transfer - encoding. - - *) Bugfix: nginx always returned the 500 error if the "return" directive - was used and an error occurred during reading client request body. - - *) Bugfix: in memory allocation error handling. - - -Changes with nginx 1.17.3 13 Aug 2019 - - *) Security: when using HTTP/2 a client might cause excessive memory - consumption and CPU usage (CVE-2019-9511, CVE-2019-9513, - CVE-2019-9516). - - *) Bugfix: "zero size buf" alerts might appear in logs when using - gzipping; the bug had appeared in 1.17.2. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "resolver" directive was used in SMTP proxy. - - -Changes with nginx 1.17.2 23 Jul 2019 - - *) Change: minimum supported zlib version is 1.2.0.4. - Thanks to Ilya Leoshkevich. - - *) Change: the $r->internal_redirect() embedded perl method now expects - escaped URIs. - - *) Feature: it is now possible to switch to a named location using the - $r->internal_redirect() embedded perl method. - - *) Bugfix: in error handling in embedded perl. - - *) Bugfix: a segmentation fault might occur on start or during - reconfiguration if hash bucket size larger than 64 kilobytes was used - in the configuration. - - *) Bugfix: nginx might hog CPU during unbuffered proxying and when - proxying WebSocket connections if the select, poll, or /dev/poll - methods were used. - - *) Bugfix: in the ngx_http_xslt_filter_module. - - *) Bugfix: in the ngx_http_ssi_filter_module. - - -Changes with nginx 1.17.1 25 Jun 2019 - - *) Feature: the "limit_req_dry_run" directive. - - *) Feature: when using the "hash" directive inside the "upstream" block - an empty hash key now triggers round-robin balancing. - Thanks to Niklas Keller. - - *) Bugfix: a segmentation fault might occur in a worker process if - caching was used along with the "image_filter" directive, and errors - with code 415 were redirected with the "error_page" directive; the - bug had appeared in 1.11.10. - - *) Bugfix: a segmentation fault might occur in a worker process if - embedded perl was used; the bug had appeared in 1.7.3. - - -Changes with nginx 1.17.0 21 May 2019 - - *) Feature: variables support in the "limit_rate" and "limit_rate_after" - directives. - - *) Feature: variables support in the "proxy_upload_rate" and - "proxy_download_rate" directives in the stream module. - - *) Change: minimum supported OpenSSL version is 0.9.8. - - *) Change: now the postpone filter is always built. - - *) Bugfix: the "include" directive did not work inside the "if" and - "limit_except" blocks. - - *) Bugfix: in byte ranges processing. - - -Changes with nginx 1.15.12 16 Apr 2019 - - *) Bugfix: a segmentation fault might occur in a worker process if - variables were used in the "ssl_certificate" or "ssl_certificate_key" - directives and OCSP stapling was enabled. - - -Changes with nginx 1.15.11 09 Apr 2019 - - *) Bugfix: in the "ssl_stapling_file" directive on Windows. - - -Changes with nginx 1.15.10 26 Mar 2019 - - *) Change: when using a hostname in the "listen" directive nginx now - creates listening sockets for all addresses the hostname resolves to - (previously, only the first address was used). - - *) Feature: port ranges in the "listen" directive. - - *) Feature: loading of SSL certificates and secret keys from variables. - - *) Workaround: the $ssl_server_name variable might be empty when using - OpenSSL 1.1.1. - - *) Bugfix: nginx/Windows could not be built with Visual Studio 2015 or - newer; the bug had appeared in 1.15.9. - - -Changes with nginx 1.15.9 26 Feb 2019 - - *) Feature: variables support in the "ssl_certificate" and - "ssl_certificate_key" directives. - - *) Feature: the "poll" method is now available on Windows when using - Windows Vista or newer. - - *) Bugfix: if the "select" method was used on Windows and an error - occurred while establishing a backend connection, nginx waited for - the connection establishment timeout to expire. - - *) Bugfix: the "proxy_upload_rate" and "proxy_download_rate" directives - in the stream module worked incorrectly when proxying UDP datagrams. - - -Changes with nginx 1.15.8 25 Dec 2018 - - *) Feature: the $upstream_bytes_sent variable. - Thanks to Piotr Sikora. - - *) Feature: new directives in vim syntax highlighting scripts. - Thanks to Gena Makhomed. - - *) Bugfix: in the "proxy_cache_background_update" directive. - - *) Bugfix: in the "geo" directive when using unix domain listen sockets. - - *) Workaround: the "ignoring stale global SSL error ... bad length" - alerts might appear in logs when using the "ssl_early_data" directive - with OpenSSL. - - *) Bugfix: in nginx/Windows. - - *) Bugfix: in the ngx_http_autoindex_module on 32-bit platforms. - - -Changes with nginx 1.15.7 27 Nov 2018 - - *) Feature: the "proxy_requests" directive in the stream module. - - *) Feature: the "delay" parameter of the "limit_req" directive. - Thanks to Vladislav Shabanov and Peter Shchuchkin. - - *) Bugfix: memory leak on errors during reconfiguration. - - *) Bugfix: in the $upstream_response_time, $upstream_connect_time, and - $upstream_header_time variables. - - *) Bugfix: a segmentation fault might occur in a worker process if the - ngx_http_mp4_module was used on 32-bit platforms. - - -Changes with nginx 1.15.6 06 Nov 2018 - - *) Security: when using HTTP/2 a client might cause excessive memory - consumption (CVE-2018-16843) and CPU usage (CVE-2018-16844). - - *) Security: processing of a specially crafted mp4 file with the - ngx_http_mp4_module might result in worker process memory disclosure - (CVE-2018-16845). - - *) Feature: the "proxy_socket_keepalive", "fastcgi_socket_keepalive", - "grpc_socket_keepalive", "memcached_socket_keepalive", - "scgi_socket_keepalive", and "uwsgi_socket_keepalive" directives. - - *) Bugfix: if nginx was built with OpenSSL 1.1.0 and used with OpenSSL - 1.1.1, the TLS 1.3 protocol was always enabled. - - *) Bugfix: working with gRPC backends might result in excessive memory - consumption. - - -Changes with nginx 1.15.5 02 Oct 2018 - - *) Bugfix: a segmentation fault might occur in a worker process when - using OpenSSL 1.1.0h or newer; the bug had appeared in 1.15.4. - - *) Bugfix: of minor potential bugs. - - -Changes with nginx 1.15.4 25 Sep 2018 - - *) Feature: now the "ssl_early_data" directive can be used with OpenSSL. - - *) Bugfix: in the ngx_http_uwsgi_module. - Thanks to Chris Caputo. - - *) Bugfix: connections with some gRPC backends might not be cached when - using the "keepalive" directive. - - *) Bugfix: a socket leak might occur when using the "error_page" - directive to redirect early request processing errors, notably errors - with code 400. - - *) Bugfix: the "return" directive did not change the response code when - returning errors if the request was redirected by the "error_page" - directive. - - *) Bugfix: standard error pages and responses of the - ngx_http_autoindex_module module used the "bgcolor" attribute, and - might be displayed incorrectly when using custom color settings in - browsers. - Thanks to Nova DasSarma. - - *) Change: the logging level of the "no suitable key share" and "no - suitable signature algorithm" SSL errors has been lowered from "crit" - to "info". - - -Changes with nginx 1.15.3 28 Aug 2018 - - *) Feature: now TLSv1.3 can be used with BoringSSL. - - *) Feature: the "ssl_early_data" directive, currently available with - BoringSSL. - - *) Feature: the "keepalive_timeout" and "keepalive_requests" directives - in the "upstream" block. - - *) Bugfix: the ngx_http_dav_module did not truncate destination file - when copying a file over an existing one with the COPY method. - - *) Bugfix: the ngx_http_dav_module used zero access rights on the - destination file and did not preserve file modification time when - moving a file between different file systems with the MOVE method. - - *) Bugfix: the ngx_http_dav_module used default access rights when - copying a file with the COPY method. - - *) Workaround: some clients might not work when using HTTP/2; the bug - had appeared in 1.13.5. - - *) Bugfix: nginx could not be built with LibreSSL 2.8.0. - - -Changes with nginx 1.15.2 24 Jul 2018 - - *) Feature: the $ssl_preread_protocol variable in the - ngx_stream_ssl_preread_module. - - *) Feature: now when using the "reset_timedout_connection" directive - nginx will reset connections being closed with the 444 code. - - *) Change: a logging level of the "http request", "https proxy request", - "unsupported protocol", and "version too low" SSL errors has been - lowered from "crit" to "info". - - *) Bugfix: DNS requests were not resent if initial sending of a request - failed. - - *) Bugfix: the "reuseport" parameter of the "listen" directive was - ignored if the number of worker processes was specified after the - "listen" directive. - - *) Bugfix: when using OpenSSL 1.1.0 or newer it was not possible to - switch off "ssl_prefer_server_ciphers" in a virtual server if it was - switched on in the default server. - - *) Bugfix: SSL session reuse with upstream servers did not work with the - TLS 1.3 protocol. - - -Changes with nginx 1.15.1 03 Jul 2018 - - *) Feature: the "random" directive inside the "upstream" block. - - *) Feature: improved performance when using the "hash" and "ip_hash" - directives with the "zone" directive. - - *) Feature: the "reuseport" parameter of the "listen" directive now uses - SO_REUSEPORT_LB on FreeBSD 12. - - *) Bugfix: HTTP/2 server push did not work if SSL was terminated by a - proxy server in front of nginx. - - *) Bugfix: the "tcp_nopush" directive was always used on backend - connections. - - *) Bugfix: sending a disk-buffered request body to a gRPC backend might - fail. - - -Changes with nginx 1.15.0 05 Jun 2018 - - *) Change: the "ssl" directive is deprecated; the "ssl" parameter of the - "listen" directive should be used instead. - - *) Change: now nginx detects missing SSL certificates during - configuration testing when using the "ssl" parameter of the "listen" - directive. - - *) Feature: now the stream module can handle multiple incoming UDP - datagrams from a client within a single session. - - *) Bugfix: it was possible to specify an incorrect response code in the - "proxy_cache_valid" directive. - - *) Bugfix: nginx could not be built by gcc 8.1. - - *) Bugfix: logging to syslog stopped on local IP address changes. - - *) Bugfix: nginx could not be built by clang with CUDA SDK installed; - the bug had appeared in 1.13.8. - - *) Bugfix: "getsockopt(TCP_FASTOPEN) ... failed" messages might appear - in logs during binary upgrade when using unix domain listen sockets - on FreeBSD. - - *) Bugfix: nginx could not be built on Fedora 28 Linux. - - *) Bugfix: request processing rate might exceed configured rate when - using the "limit_req" directive. - - *) Bugfix: in handling of client addresses when using unix domain listen - sockets to work with datagrams on Linux. - - *) Bugfix: in memory allocation error handling. - - -Changes with nginx 1.13.12 10 Apr 2018 - - *) Bugfix: connections with gRPC backends might be closed unexpectedly - when returning a large response. - - -Changes with nginx 1.13.11 03 Apr 2018 - - *) Feature: the "proxy_protocol" parameter of the "listen" directive now - supports the PROXY protocol version 2. - - *) Bugfix: nginx could not be built with OpenSSL 1.1.1 statically on - Linux. - - *) Bugfix: in the "http_404", "http_500", etc. parameters of the - "proxy_next_upstream" directive. - - -Changes with nginx 1.13.10 20 Mar 2018 - - *) Feature: the "set" parameter of the "include" SSI directive now - allows writing arbitrary responses to a variable; the - "subrequest_output_buffer_size" directive defines maximum response - size. - - *) Feature: now nginx uses clock_gettime(CLOCK_MONOTONIC) if available, - to avoid timeouts being incorrectly triggered on system time changes. - - *) Feature: the "escape=none" parameter of the "log_format" directive. - Thanks to Johannes Baiter and Calin Don. - - *) Feature: the $ssl_preread_alpn_protocols variable in the - ngx_stream_ssl_preread_module. - - *) Feature: the ngx_http_grpc_module. - - *) Bugfix: in memory allocation error handling in the "geo" directive. - - *) Bugfix: when using variables in the "auth_basic_user_file" directive - a null character might appear in logs. - Thanks to Vadim Filimonov. - - -Changes with nginx 1.13.9 20 Feb 2018 - - *) Feature: HTTP/2 server push support; the "http2_push" and - "http2_push_preload" directives. - - *) Bugfix: "header already sent" alerts might appear in logs when using - cache; the bug had appeared in 1.9.13. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "ssl_verify_client" directive was used and no SSL certificate was - specified in a virtual server. - - *) Bugfix: in the ngx_http_v2_module. - - *) Bugfix: in the ngx_http_dav_module. - - -Changes with nginx 1.13.8 26 Dec 2017 - - *) Feature: now nginx automatically preserves the CAP_NET_RAW capability - in worker processes when using the "transparent" parameter of the - "proxy_bind", "fastcgi_bind", "memcached_bind", "scgi_bind", and - "uwsgi_bind" directives. - - *) Feature: improved CPU cache line size detection. - Thanks to Debayan Ghosh. - - *) Feature: new directives in vim syntax highlighting scripts. - Thanks to Gena Makhomed. - - *) Bugfix: binary upgrade refused to work if nginx was re-parented to a - process with PID different from 1 after its parent process has - finished. - - *) Bugfix: the ngx_http_autoindex_module incorrectly handled requests - with bodies. - - *) Bugfix: in the "proxy_limit_rate" directive when used with the - "keepalive" directive. - - *) Bugfix: some parts of a response might be buffered when using - "proxy_buffering off" if the client connection used SSL. - Thanks to Patryk Lesiewicz. - - *) Bugfix: in the "proxy_cache_background_update" directive. - - *) Bugfix: it was not possible to start a parameter with a variable in - the "${name}" form with the name in curly brackets without enclosing - the parameter into single or double quotes. - - -Changes with nginx 1.13.7 21 Nov 2017 - - *) Bugfix: in the $upstream_status variable. - - *) Bugfix: a segmentation fault might occur in a worker process if a - backend returned a "101 Switching Protocols" response to a - subrequest. - - *) Bugfix: a segmentation fault occurred in a master process if a shared - memory zone size was changed during a reconfiguration and the - reconfiguration failed. - - *) Bugfix: in the ngx_http_fastcgi_module. - - *) Bugfix: nginx returned the 500 error if parameters without variables - were specified in the "xslt_stylesheet" directive. - - *) Workaround: "gzip filter failed to use preallocated memory" alerts - appeared in logs when using a zlib library variant from Intel. - - *) Bugfix: the "worker_shutdown_timeout" directive did not work when - using mail proxy and when proxying WebSocket connections. - - -Changes with nginx 1.13.6 10 Oct 2017 - - *) Bugfix: switching to the next upstream server in the stream module - did not work when using the "ssl_preread" directive. - - *) Bugfix: in the ngx_http_v2_module. - Thanks to Piotr Sikora. - - *) Bugfix: nginx did not support dates after the year 2038 on 32-bit - platforms with 64-bit time_t. - - *) Bugfix: in handling of dates prior to the year 1970 and after the - year 10000. - - *) Bugfix: in the stream module timeouts waiting for UDP datagrams from - upstream servers were not logged or logged at the "info" level - instead of "error". - - *) Bugfix: when using HTTP/2 nginx might return the 400 response without - logging the reason. - - *) Bugfix: in processing of corrupted cache files. - - *) Bugfix: cache control headers were ignored when caching errors - intercepted by error_page. - - *) Bugfix: when using HTTP/2 client request body might be corrupted. - - *) Bugfix: in handling of client addresses when using unix domain - sockets. - - *) Bugfix: nginx hogged CPU when using the "hash ... consistent" - directive in the upstream block if large weights were used and all or - most of the servers were unavailable. - - -Changes with nginx 1.13.5 05 Sep 2017 - - *) Feature: the $ssl_client_escaped_cert variable. - - *) Bugfix: the "ssl_session_ticket_key" directive and the "include" - parameter of the "geo" directive did not work on Windows. - - *) Bugfix: incorrect response length was returned on 32-bit platforms - when requesting more than 4 gigabytes with multiple ranges. - - *) Bugfix: the "expires modified" directive and processing of the - "If-Range" request header line did not use the response last - modification time if proxying without caching was used. - - -Changes with nginx 1.13.4 08 Aug 2017 - - *) Feature: the ngx_http_mirror_module. - - *) Bugfix: client connections might be dropped during configuration - testing when using the "reuseport" parameter of the "listen" - directive on Linux. - - *) Bugfix: request body might not be available in subrequests if it was - saved to a file and proxying was used. - - *) Bugfix: cleaning cache based on the "max_size" parameter did not work - on Windows. - - *) Bugfix: any shared memory allocation required 4096 bytes on Windows. - - *) Bugfix: nginx worker might be terminated abnormally when using the - "zone" directive inside the "upstream" block on Windows. - - -Changes with nginx 1.13.3 11 Jul 2017 - - *) Security: a specially crafted request might result in an integer - overflow and incorrect processing of ranges in the range filter, - potentially resulting in sensitive information leak (CVE-2017-7529). - - -Changes with nginx 1.13.2 27 Jun 2017 - - *) Change: nginx now returns 200 instead of 416 when a range starting - with 0 is requested from an empty file. - - *) Feature: the "add_trailer" directive. - Thanks to Piotr Sikora. - - *) Bugfix: nginx could not be built on Cygwin and NetBSD; the bug had - appeared in 1.13.0. - - *) Bugfix: nginx could not be built under MSYS2 / MinGW 64-bit. - Thanks to Orgad Shaneh. - - *) Bugfix: a segmentation fault might occur in a worker process when - using SSI with many includes and proxy_pass with variables. - - *) Bugfix: in the ngx_http_v2_module. - Thanks to Piotr Sikora. - - -Changes with nginx 1.13.1 30 May 2017 - - *) Feature: now a hostname can be used as the "set_real_ip_from" - directive parameter. - - *) Feature: vim syntax highlighting scripts improvements. - - *) Feature: the "worker_cpu_affinity" directive now works on DragonFly - BSD. - Thanks to Sepherosa Ziehau. - - *) Bugfix: SSL renegotiation on backend connections did not work when - using OpenSSL before 1.1.0. - - *) Workaround: nginx could not be built with Oracle Developer Studio - 12.5. - - *) Workaround: now cache manager ignores long locked cache entries when - cleaning cache based on the "max_size" parameter. - - *) Bugfix: client SSL connections were immediately closed if deferred - accept and the "proxy_protocol" parameter of the "listen" directive - were used. - - *) Bugfix: in the "proxy_cache_background_update" directive. - - *) Workaround: now the "tcp_nodelay" directive sets the TCP_NODELAY - option before an SSL handshake. - - -Changes with nginx 1.13.0 25 Apr 2017 - - *) Change: SSL renegotiation is now allowed on backend connections. - - *) Feature: the "rcvbuf" and "sndbuf" parameters of the "listen" - directives of the mail proxy and stream modules. - - *) Feature: the "return" and "error_page" directives can now be used to - return 308 redirections. - Thanks to Simon Leblanc. - - *) Feature: the "TLSv1.3" parameter of the "ssl_protocols" directive. - - *) Feature: when logging signals nginx now logs PID of the process which - sent the signal. - - *) Bugfix: in memory allocation error handling. - - *) Bugfix: if a server in the stream module listened on a wildcard - address, the source address of a response UDP datagram could differ - from the original datagram destination address. - - -Changes with nginx 1.11.13 04 Apr 2017 - - *) Feature: the "http_429" parameter of the "proxy_next_upstream", - "fastcgi_next_upstream", "scgi_next_upstream", and - "uwsgi_next_upstream" directives. - Thanks to Piotr Sikora. - - *) Bugfix: in memory allocation error handling. - - *) Bugfix: requests might hang when using the "sendfile" and - "timer_resolution" directives on Linux. - - *) Bugfix: requests might hang when using the "sendfile" and "aio_write" - directives with subrequests. - - *) Bugfix: in the ngx_http_v2_module. - Thanks to Piotr Sikora. - - *) Bugfix: a segmentation fault might occur in a worker process when - using HTTP/2. - - *) Bugfix: requests might hang when using the "limit_rate", - "sendfile_max_chunk", "limit_req" directives, or the $r->sleep() - embedded perl method with subrequests. - - *) Bugfix: in the ngx_http_slice_module. - - -Changes with nginx 1.11.12 24 Mar 2017 - - *) Bugfix: nginx might hog CPU; the bug had appeared in 1.11.11. - - -Changes with nginx 1.11.11 21 Mar 2017 - - *) Feature: the "worker_shutdown_timeout" directive. - - *) Feature: vim syntax highlighting scripts improvements. - Thanks to Wei-Ko Kao. - - *) Bugfix: a segmentation fault might occur in a worker process if the - $limit_rate variable was set to an empty string. - - *) Bugfix: the "proxy_cache_background_update", - "fastcgi_cache_background_update", "scgi_cache_background_update", - and "uwsgi_cache_background_update" directives might work incorrectly - if the "if" directive was used. - - *) Bugfix: a segmentation fault might occur in a worker process if - number of large_client_header_buffers in a virtual server was - different from the one in the default server. - - *) Bugfix: in the mail proxy server. - - -Changes with nginx 1.11.10 14 Feb 2017 - - *) Change: cache header format has been changed, previously cached - responses will be invalidated. - - *) Feature: support of "stale-while-revalidate" and "stale-if-error" - extensions in the "Cache-Control" backend response header line. - - *) Feature: the "proxy_cache_background_update", - "fastcgi_cache_background_update", "scgi_cache_background_update", - and "uwsgi_cache_background_update" directives. - - *) Feature: nginx is now able to cache responses with the "Vary" header - line up to 128 characters long (instead of 42 characters in previous - versions). - - *) Feature: the "build" parameter of the "server_tokens" directive. - Thanks to Tom Thorogood. - - *) Bugfix: "[crit] SSL_write() failed" messages might appear in logs - when handling requests with the "Expect: 100-continue" request header - line. - - *) Bugfix: the ngx_http_slice_module did not work in named locations. - - *) Bugfix: a segmentation fault might occur in a worker process when - using AIO after an "X-Accel-Redirect" redirection. - - *) Bugfix: reduced memory consumption for long-lived requests using - gzipping. - - -Changes with nginx 1.11.9 24 Jan 2017 - - *) Bugfix: nginx might hog CPU when using the stream module; the bug had - appeared in 1.11.5. - - *) Bugfix: EXTERNAL authentication mechanism in mail proxy was accepted - even if it was not enabled in the configuration. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "ssl_verify_client" directive of the stream module was used. - - *) Bugfix: the "ssl_verify_client" directive of the stream module might - not work. - - *) Bugfix: closing keepalive connections due to no free worker - connections might be too aggressive. - Thanks to Joel Cunningham. - - *) Bugfix: an incorrect response might be returned when using the - "sendfile" directive on FreeBSD and macOS; the bug had appeared in - 1.7.8. - - *) Bugfix: a truncated response might be stored in cache when using the - "aio_write" directive. - - *) Bugfix: a socket leak might occur when using the "aio_write" - directive. - - -Changes with nginx 1.11.8 27 Dec 2016 - - *) Feature: the "absolute_redirect" directive. - - *) Feature: the "escape" parameter of the "log_format" directive. - - *) Feature: client SSL certificates verification in the stream module. - - *) Feature: the "ssl_session_ticket_key" directive supports AES256 - encryption of TLS session tickets when used with 80-byte keys. - - *) Feature: vim-commentary support in vim scripts. - Thanks to Armin Grodon. - - *) Bugfix: recursion when evaluating variables was not limited. - - *) Bugfix: in the ngx_stream_ssl_preread_module. - - *) Bugfix: if a server in an upstream in the stream module failed, it - was considered alive only when a test connection sent to it after - fail_timeout was closed; now a successfully established connection is - enough. - - *) Bugfix: nginx/Windows could not be built with 64-bit Visual Studio. - - *) Bugfix: nginx/Windows could not be built with OpenSSL 1.1.0. - - -Changes with nginx 1.11.7 13 Dec 2016 - - *) Change: now in case of a client certificate verification error the - $ssl_client_verify variable contains a string with the failure - reason, for example, "FAILED:certificate has expired". - - *) Feature: the $ssl_ciphers, $ssl_curves, $ssl_client_v_start, - $ssl_client_v_end, and $ssl_client_v_remain variables. - - *) Feature: the "volatile" parameter of the "map" directive. - - *) Bugfix: dependencies specified for a module were ignored while - building dynamic modules. - - *) Bugfix: when using HTTP/2 and the "limit_req" or "auth_request" - directives client request body might be corrupted; the bug had - appeared in 1.11.0. - - *) Bugfix: a segmentation fault might occur in a worker process when - using HTTP/2; the bug had appeared in 1.11.3. - - *) Bugfix: in the ngx_http_mp4_module. - Thanks to Congcong Hu. - - *) Bugfix: in the ngx_http_perl_module. - - -Changes with nginx 1.11.6 15 Nov 2016 - - *) Change: format of the $ssl_client_s_dn and $ssl_client_i_dn variables - has been changed to follow RFC 2253 (RFC 4514); values in the old - format are available in the $ssl_client_s_dn_legacy and - $ssl_client_i_dn_legacy variables. - - *) Change: when storing temporary files in a cache directory they will - be stored in the same subdirectories as corresponding cache files - instead of a separate subdirectory for temporary files. - - *) Feature: EXTERNAL authentication mechanism support in mail proxy. - Thanks to Robert Norris. - - *) Feature: WebP support in the ngx_http_image_filter_module. - - *) Feature: variables support in the "proxy_method" directive. - Thanks to Dmitry Lazurkin. - - *) Feature: the "http2_max_requests" directive in the - ngx_http_v2_module. - - *) Feature: the "proxy_cache_max_range_offset", - "fastcgi_cache_max_range_offset", "scgi_cache_max_range_offset", and - "uwsgi_cache_max_range_offset" directives. - - *) Bugfix: graceful shutdown of old worker processes might require - infinite time when using HTTP/2. - - *) Bugfix: in the ngx_http_mp4_module. - - *) Bugfix: "ignore long locked inactive cache entry" alerts might appear - in logs when proxying WebSocket connections with caching enabled. - - *) Bugfix: nginx did not write anything to log and returned a response - with code 502 instead of 504 when a timeout occurred during an SSL - handshake to a backend. - - -Changes with nginx 1.11.5 11 Oct 2016 - - *) Change: the --with-ipv6 configure option was removed, now IPv6 - support is configured automatically. - - *) Change: now if there are no available servers in an upstream, nginx - will not reset number of failures of all servers as it previously - did, but will wait for fail_timeout to expire. - - *) Feature: the ngx_stream_ssl_preread_module. - - *) Feature: the "server" directive in the "upstream" context supports - the "max_conns" parameter. - - *) Feature: the --with-compat configure option. - - *) Feature: "manager_files", "manager_threshold", and "manager_sleep" - parameters of the "proxy_cache_path", "fastcgi_cache_path", - "scgi_cache_path", and "uwsgi_cache_path" directives. - - *) Bugfix: flags passed by the --with-ld-opt configure option were not - used while building perl module. - - *) Bugfix: in the "add_after_body" directive when used with the - "sub_filter" directive. - - *) Bugfix: in the $realip_remote_addr variable. - - *) Bugfix: the "dav_access", "proxy_store_access", - "fastcgi_store_access", "scgi_store_access", and "uwsgi_store_access" - directives ignored permissions specified for user. - - *) Bugfix: unix domain listen sockets might not be inherited during - binary upgrade on Linux. - - *) Bugfix: nginx returned the 400 response on requests with the "-" - character in the HTTP method. - - -Changes with nginx 1.11.4 13 Sep 2016 - - *) Feature: the $upstream_bytes_received variable. - - *) Feature: the $bytes_received, $session_time, $protocol, $status, - $upstream_addr, $upstream_bytes_sent, $upstream_bytes_received, - $upstream_connect_time, $upstream_first_byte_time, and - $upstream_session_time variables in the stream module. - - *) Feature: the ngx_stream_log_module. - - *) Feature: the "proxy_protocol" parameter of the "listen" directive, - the $proxy_protocol_addr and $proxy_protocol_port variables in the - stream module. - - *) Feature: the ngx_stream_realip_module. - - *) Bugfix: nginx could not be built with the stream module and the - ngx_http_ssl_module, but without ngx_stream_ssl_module; the bug had - appeared in 1.11.3. - - *) Feature: the IP_BIND_ADDRESS_NO_PORT socket option was not used; the - bug had appeared in 1.11.2. - - *) Bugfix: in the "ranges" parameter of the "geo" directive. - - *) Bugfix: an incorrect response might be returned when using the "aio - threads" and "sendfile" directives; the bug had appeared in 1.9.13. - - -Changes with nginx 1.11.3 26 Jul 2016 - - *) Change: now the "accept_mutex" directive is turned off by default. - - *) Feature: now nginx uses EPOLLEXCLUSIVE on Linux. - - *) Feature: the ngx_stream_geo_module. - - *) Feature: the ngx_stream_geoip_module. - - *) Feature: the ngx_stream_split_clients_module. - - *) Feature: variables support in the "proxy_pass" and "proxy_ssl_name" - directives in the stream module. - - *) Bugfix: socket leak when using HTTP/2. - - *) Bugfix: in configure tests. - Thanks to Piotr Sikora. - - -Changes with nginx 1.11.2 05 Jul 2016 - - *) Change: now nginx always uses internal MD5 and SHA1 implementations; - the --with-md5 and --with-sha1 configure options were canceled. - - *) Feature: variables support in the stream module. - - *) Feature: the ngx_stream_map_module. - - *) Feature: the ngx_stream_return_module. - - *) Feature: a port can be specified in the "proxy_bind", "fastcgi_bind", - "memcached_bind", "scgi_bind", and "uwsgi_bind" directives. - - *) Feature: now nginx uses the IP_BIND_ADDRESS_NO_PORT socket option - when available. - - *) Bugfix: a segmentation fault might occur in a worker process when - using HTTP/2 and the "proxy_request_buffering" directive. - - *) Bugfix: the "Content-Length" request header line was always added to - requests passed to backends, including requests without body, when - using HTTP/2. - - *) Bugfix: "http request count is zero" alerts might appear in logs when - using HTTP/2. - - *) Bugfix: unnecessary buffering might occur when using the "sub_filter" - directive; the issue had appeared in 1.9.4. - - -Changes with nginx 1.11.1 31 May 2016 - - *) Security: a segmentation fault might occur in a worker process while - writing a specially crafted request body to a temporary file - (CVE-2016-4450); the bug had appeared in 1.3.9. - - -Changes with nginx 1.11.0 24 May 2016 - - *) Feature: the "transparent" parameter of the "proxy_bind", - "fastcgi_bind", "memcached_bind", "scgi_bind", and "uwsgi_bind" - directives. - - *) Feature: the $request_id variable. - - *) Feature: the "map" directive supports combinations of multiple - variables as resulting values. - - *) Feature: now nginx checks if EPOLLRDHUP events are supported by - kernel, and optimizes connection handling accordingly if the "epoll" - method is used. - - *) Feature: the "ssl_certificate" and "ssl_certificate_key" directives - can be specified multiple times to load certificates of different - types (for example, RSA and ECDSA). - - *) Feature: the "ssl_ecdh_curve" directive now allows specifying a list - of curves when using OpenSSL 1.0.2 or newer; by default a list built - into OpenSSL is used. - - *) Change: to use DHE ciphers it is now required to specify parameters - using the "ssl_dhparam" directive. - - *) Feature: the $proxy_protocol_port variable. - - *) Feature: the $realip_remote_port variable in the - ngx_http_realip_module. - - *) Feature: the ngx_http_realip_module is now able to set the client - port in addition to the address. - - *) Change: the "421 Misdirected Request" response now used when - rejecting requests to a virtual server different from one negotiated - during an SSL handshake; this improves interoperability with some - HTTP/2 clients when using client certificates. - - *) Change: HTTP/2 clients can now start sending request body - immediately; the "http2_body_preread_size" directive controls size of - the buffer used before nginx will start reading client request body. - - *) Bugfix: cached error responses were not updated when using the - "proxy_cache_bypass" directive. - - -Changes with nginx 1.9.15 19 Apr 2016 - - *) Bugfix: "recv() failed" errors might occur when using HHVM as a - FastCGI server. - - *) Bugfix: when using HTTP/2 and the "limit_req" or "auth_request" - directives a timeout or a "client violated flow control" error might - occur while reading client request body; the bug had appeared in - 1.9.14. - - *) Workaround: a response might not be shown by some browsers if HTTP/2 - was used and client request body was not fully read; the bug had - appeared in 1.9.14. - - *) Bugfix: connections might hang when using the "aio threads" - directive. - Thanks to Mindaugas Rasiukevicius. - - -Changes with nginx 1.9.14 05 Apr 2016 - - *) Feature: OpenSSL 1.1.0 compatibility. - - *) Feature: the "proxy_request_buffering", "fastcgi_request_buffering", - "scgi_request_buffering", and "uwsgi_request_buffering" directives - now work with HTTP/2. - - *) Bugfix: "zero size buf in output" alerts might appear in logs when - using HTTP/2. - - *) Bugfix: the "client_max_body_size" directive might work incorrectly - when using HTTP/2. - - *) Bugfix: of minor bugs in logging. - - -Changes with nginx 1.9.13 29 Mar 2016 - - *) Change: non-idempotent requests (POST, LOCK, PATCH) are no longer - passed to the next server by default if a request has been sent to a - backend; the "non_idempotent" parameter of the "proxy_next_upstream" - directive explicitly allows retrying such requests. - - *) Feature: the ngx_http_perl_module can be built dynamically. - - *) Feature: UDP support in the stream module. - - *) Feature: the "aio_write" directive. - - *) Feature: now cache manager monitors number of elements in caches and - tries to avoid cache keys zone overflows. - - *) Bugfix: "task already active" and "second aio post" alerts might - appear in logs when using the "sendfile" and "aio" directives with - subrequests. - - *) Bugfix: "zero size buf in output" alerts might appear in logs if - caching was used and a client closed a connection prematurely. - - *) Bugfix: connections with clients might be closed needlessly if - caching was used. - Thanks to Justin Li. - - *) Bugfix: nginx might hog CPU if the "sendfile" directive was used on - Linux or Solaris and a file being sent was changed during sending. - - *) Bugfix: connections might hang when using the "sendfile" and "aio - threads" directives. - - *) Bugfix: in the "proxy_pass", "fastcgi_pass", "scgi_pass", and - "uwsgi_pass" directives when using variables. - Thanks to Piotr Sikora. - - *) Bugfix: in the ngx_http_sub_filter_module. - - *) Bugfix: if an error occurred in a cached backend connection, the - request was passed to the next server regardless of the - proxy_next_upstream directive. - - *) Bugfix: "CreateFile() failed" errors when creating temporary files on - Windows. - - -Changes with nginx 1.9.12 24 Feb 2016 - - *) Feature: Huffman encoding of response headers in HTTP/2. - Thanks to Vlad Krasnov. - - *) Feature: the "worker_cpu_affinity" directive now supports more than - 64 CPUs. - - *) Bugfix: compatibility with 3rd party C++ modules; the bug had - appeared in 1.9.11. - Thanks to Piotr Sikora. - - *) Bugfix: nginx could not be built statically with OpenSSL on Linux; - the bug had appeared in 1.9.11. - - *) Bugfix: the "add_header ... always" directive with an empty value did - not delete "Last-Modified" and "ETag" header lines from error - responses. - - *) Workaround: "called a function you should not call" and "shutdown - while in init" messages might appear in logs when using OpenSSL - 1.0.2f. - - *) Bugfix: invalid headers might be logged incorrectly. - - *) Bugfix: socket leak when using HTTP/2. - - *) Bugfix: in the ngx_http_v2_module. - - -Changes with nginx 1.9.11 09 Feb 2016 - - *) Feature: TCP support in resolver. - - *) Feature: dynamic modules. - - *) Bugfix: the $request_length variable did not include size of request - headers when using HTTP/2. - - *) Bugfix: in the ngx_http_v2_module. - - -Changes with nginx 1.9.10 26 Jan 2016 - - *) Security: invalid pointer dereference might occur during DNS server - response processing if the "resolver" directive was used, allowing an - attacker who is able to forge UDP packets from the DNS server to - cause segmentation fault in a worker process (CVE-2016-0742). - - *) Security: use-after-free condition might occur during CNAME response - processing if the "resolver" directive was used, allowing an attacker - who is able to trigger name resolution to cause segmentation fault in - a worker process, or might have potential other impact - (CVE-2016-0746). - - *) Security: CNAME resolution was insufficiently limited if the - "resolver" directive was used, allowing an attacker who is able to - trigger arbitrary name resolution to cause excessive resource - consumption in worker processes (CVE-2016-0747). - - *) Feature: the "auto" parameter of the "worker_cpu_affinity" directive. - - *) Bugfix: the "proxy_protocol" parameter of the "listen" directive did - not work with IPv6 listen sockets. - - *) Bugfix: connections to upstream servers might be cached incorrectly - when using the "keepalive" directive. - - *) Bugfix: proxying used the HTTP method of the original request after - an "X-Accel-Redirect" redirection. - - -Changes with nginx 1.9.9 09 Dec 2015 - - *) Bugfix: proxying to unix domain sockets did not work when using - variables; the bug had appeared in 1.9.8. - - -Changes with nginx 1.9.8 08 Dec 2015 - - *) Feature: pwritev() support. - - *) Feature: the "include" directive inside the "upstream" block. - - *) Feature: the ngx_http_slice_module. - - *) Bugfix: a segmentation fault might occur in a worker process when - using LibreSSL; the bug had appeared in 1.9.6. - - *) Bugfix: nginx could not be built on OS X in some cases. - - -Changes with nginx 1.9.7 17 Nov 2015 - - *) Feature: the "nohostname" parameter of logging to syslog. - - *) Feature: the "proxy_cache_convert_head" directive. - - *) Feature: the $realip_remote_addr variable in the - ngx_http_realip_module. - - *) Bugfix: the "expires" directive might not work when using variables. - - *) Bugfix: a segmentation fault might occur in a worker process when - using HTTP/2; the bug had appeared in 1.9.6. - - *) Bugfix: if nginx was built with the ngx_http_v2_module it was - possible to use the HTTP/2 protocol even if the "http2" parameter of - the "listen" directive was not specified. - - *) Bugfix: in the ngx_http_v2_module. - - -Changes with nginx 1.9.6 27 Oct 2015 - - *) Bugfix: a segmentation fault might occur in a worker process when - using HTTP/2. - Thanks to Piotr Sikora and Denis Andzakovic. - - *) Bugfix: the $server_protocol variable was empty when using HTTP/2. - - *) Bugfix: backend SSL connections in the stream module might be timed - out unexpectedly. - - *) Bugfix: a segmentation fault might occur in a worker process if - different ssl_session_cache settings were used in different virtual - servers. - - *) Bugfix: nginx/Windows could not be built with MinGW gcc; the bug had - appeared in 1.9.4. - Thanks to Kouhei Sutou. - - *) Bugfix: time was not updated when the timer_resolution directive was - used on Windows. - - *) Miscellaneous minor fixes and improvements. - Thanks to Markus Linnala, Kurtis Nusbaum and Piotr Sikora. - - -Changes with nginx 1.9.5 22 Sep 2015 - - *) Feature: the ngx_http_v2_module (replaces ngx_http_spdy_module). - Thanks to Dropbox and Automattic for sponsoring this work. - - *) Change: now the "output_buffers" directive uses two buffers by - default. - - *) Change: now nginx limits subrequests recursion, not simultaneous - subrequests. - - *) Change: now nginx checks the whole cache key when returning a - response from cache. - Thanks to Gena Makhomed and Sergey Brester. - - *) Bugfix: "header already sent" alerts might appear in logs when using - cache; the bug had appeared in 1.7.5. - - *) Bugfix: "writev() failed (4: Interrupted system call)" errors might - appear in logs when using CephFS and the "timer_resolution" directive - on Linux. - - *) Bugfix: in invalid configurations handling. - Thanks to Markus Linnala. - - *) Bugfix: a segmentation fault occurred in a worker process if the - "sub_filter" directive was used at http level; the bug had appeared - in 1.9.4. - - -Changes with nginx 1.9.4 18 Aug 2015 - - *) Change: the "proxy_downstream_buffer" and "proxy_upstream_buffer" - directives of the stream module are replaced with the - "proxy_buffer_size" directive. - - *) Feature: the "tcp_nodelay" directive in the stream module. - - *) Feature: multiple "sub_filter" directives can be used simultaneously. - - *) Feature: variables support in the search string of the "sub_filter" - directive. - - *) Workaround: configuration testing might fail under Linux OpenVZ. - Thanks to Gena Makhomed. - - *) Bugfix: old worker processes might hog CPU after reconfiguration with - a large number of worker_connections. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "try_files" and "alias" directives were used inside a location given - by a regular expression; the bug had appeared in 1.7.1. - - *) Bugfix: the "try_files" directive inside a nested location given by a - regular expression worked incorrectly if the "alias" directive was - used in the outer location. - - *) Bugfix: in hash table initialization error handling. - - *) Bugfix: nginx could not be built with Visual Studio 2015. - - -Changes with nginx 1.9.3 14 Jul 2015 - - *) Change: duplicate "http", "mail", and "stream" blocks are now - disallowed. - - *) Feature: connection limiting in the stream module. - - *) Feature: data rate limiting in the stream module. - - *) Bugfix: the "zone" directive inside the "upstream" block did not work - on Windows. - - *) Bugfix: compatibility with LibreSSL in the stream module. - Thanks to Piotr Sikora. - - *) Bugfix: in the "--builddir" configure parameter. - Thanks to Piotr Sikora. - - *) Bugfix: the "ssl_stapling_file" directive did not work; the bug had - appeared in 1.9.2. - Thanks to Faidon Liambotis and Brandon Black. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "ssl_stapling" directive was used; the bug had appeared in 1.9.2. - Thanks to Matthew Baldwin. - - -Changes with nginx 1.9.2 16 Jun 2015 - - *) Feature: the "backlog" parameter of the "listen" directives of the - mail proxy and stream modules. - - *) Feature: the "allow" and "deny" directives in the stream module. - - *) Feature: the "proxy_bind" directive in the stream module. - - *) Feature: the "proxy_protocol" directive in the stream module. - - *) Feature: the -T switch. - - *) Feature: the REQUEST_SCHEME parameter added to the fastcgi.conf, - fastcgi_params, scgi_params, and uwsgi_params standard configuration - files. - - *) Bugfix: the "reuseport" parameter of the "listen" directive of the - stream module did not work. - - *) Bugfix: OCSP stapling might return an expired OCSP response in some - cases. - - -Changes with nginx 1.9.1 26 May 2015 - - *) Change: now SSLv3 protocol is disabled by default. - - *) Change: some long deprecated directives are not supported anymore. - - *) Feature: the "reuseport" parameter of the "listen" directive. - Thanks to Yingqi Lu at Intel and Sepherosa Ziehau. - - *) Feature: the $upstream_connect_time variable. - - *) Bugfix: in the "hash" directive on big-endian platforms. - - *) Bugfix: nginx might fail to start on some old Linux variants; the bug - had appeared in 1.7.11. - - *) Bugfix: in IP address parsing. - Thanks to Sergey Polovko. - - -Changes with nginx 1.9.0 28 Apr 2015 - - *) Change: obsolete aio and rtsig event methods have been removed. - - *) Feature: the "zone" directive inside the "upstream" block. - - *) Feature: the stream module. - - *) Feature: byte ranges support in the ngx_http_memcached_module. - Thanks to Martin Mlynář. - - *) Feature: shared memory can now be used on Windows versions with - address space layout randomization. - Thanks to Sergey Brester. - - *) Feature: the "error_log" directive can now be used on mail and server - levels in mail proxy. - - *) Bugfix: the "proxy_protocol" parameter of the "listen" directive did - not work if not specified in the first "listen" directive for a - listen socket. - - -Changes with nginx 1.7.12 07 Apr 2015 - - *) Feature: now the "tcp_nodelay" directive works with backend SSL - connections. - - *) Feature: now thread pools can be used to read cache file headers. - - *) Bugfix: in the "proxy_request_buffering" directive. - - *) Bugfix: a segmentation fault might occur in a worker process when - using thread pools on Linux. - - *) Bugfix: in error handling when using the "ssl_stapling" directive. - Thanks to Filipe da Silva. - - *) Bugfix: in the ngx_http_spdy_module. - - -Changes with nginx 1.7.11 24 Mar 2015 - - *) Change: the "sendfile" parameter of the "aio" directive is - deprecated; now nginx automatically uses AIO to pre-load data for - sendfile if both "aio" and "sendfile" directives are used. - - *) Feature: experimental thread pools support. - - *) Feature: the "proxy_request_buffering", "fastcgi_request_buffering", - "scgi_request_buffering", and "uwsgi_request_buffering" directives. - - *) Feature: request body filters experimental API. - - *) Feature: client SSL certificates support in mail proxy. - Thanks to Sven Peter, Franck Levionnois, and Filipe Da Silva. - - *) Feature: startup speedup when using the "hash ... consistent" - directive in the upstream block. - Thanks to Wai Keen Woon. - - *) Feature: debug logging into a cyclic memory buffer. - - *) Bugfix: in hash table handling. - Thanks to Chris West. - - *) Bugfix: in the "proxy_cache_revalidate" directive. - - *) Bugfix: SSL connections might hang if deferred accept or the - "proxy_protocol" parameter of the "listen" directive were used. - Thanks to James Hamlin. - - *) Bugfix: the $upstream_response_time variable might contain a wrong - value if the "image_filter" directive was used. - - *) Bugfix: in integer overflow handling. - Thanks to Régis Leroy. - - *) Bugfix: it was not possible to enable SSLv3 with LibreSSL. - - *) Bugfix: the "ignoring stale global SSL error ... called a function - you should not call" alerts appeared in logs when using LibreSSL. - - *) Bugfix: certificates specified by the "ssl_client_certificate" and - "ssl_trusted_certificate" directives were inadvertently used to - automatically construct certificate chains. - - -Changes with nginx 1.7.10 10 Feb 2015 - - *) Feature: the "use_temp_path" parameter of the "proxy_cache_path", - "fastcgi_cache_path", "scgi_cache_path", and "uwsgi_cache_path" - directives. - - *) Feature: the $upstream_header_time variable. - - *) Workaround: now on disk overflow nginx tries to write error logs once - a second only. - - *) Bugfix: the "try_files" directive did not ignore normal files while - testing directories. - Thanks to Damien Tournoud. - - *) Bugfix: alerts "sendfile() failed" if the "sendfile" directive was - used on OS X; the bug had appeared in 1.7.8. - - *) Bugfix: alerts "sem_post() failed" might appear in logs. - - *) Bugfix: nginx could not be built with musl libc. - Thanks to James Taylor. - - *) Bugfix: nginx could not be built on Tru64 UNIX. - Thanks to Goetz T. Fischer. - - -Changes with nginx 1.7.9 23 Dec 2014 - - *) Feature: variables support in the "proxy_cache", "fastcgi_cache", - "scgi_cache", and "uwsgi_cache" directives. - - *) Feature: variables support in the "expires" directive. - - *) Feature: loading of secret keys from hardware tokens with OpenSSL - engines. - Thanks to Dmitrii Pichulin. - - *) Feature: the "autoindex_format" directive. - - *) Bugfix: cache revalidation is now only used for responses with 200 - and 206 status codes. - Thanks to Piotr Sikora. - - *) Bugfix: the "TE" client request header line was passed to backends - while proxying. - - *) Bugfix: the "proxy_pass", "fastcgi_pass", "scgi_pass", and - "uwsgi_pass" directives might not work correctly inside the "if" and - "limit_except" blocks. - - *) Bugfix: the "proxy_store" directive with the "on" parameter was - ignored if the "proxy_store" directive with an explicitly specified - file path was used on a previous level. - - *) Bugfix: nginx could not be built with BoringSSL. - Thanks to Lukas Tribus. - - -Changes with nginx 1.7.8 02 Dec 2014 - - *) Change: now the "If-Modified-Since", "If-Range", etc. client request - header lines are passed to a backend while caching if nginx knows in - advance that the response will not be cached (e.g., when using - proxy_cache_min_uses). - - *) Change: now after proxy_cache_lock_timeout nginx sends a request to a - backend with caching disabled; the new directives - "proxy_cache_lock_age", "fastcgi_cache_lock_age", - "scgi_cache_lock_age", and "uwsgi_cache_lock_age" specify a time - after which the lock will be released and another attempt to cache a - response will be made. - - *) Change: the "log_format" directive can now be used only at http - level. - - *) Feature: the "proxy_ssl_certificate", "proxy_ssl_certificate_key", - "proxy_ssl_password_file", "uwsgi_ssl_certificate", - "uwsgi_ssl_certificate_key", and "uwsgi_ssl_password_file" - directives. - Thanks to Piotr Sikora. - - *) Feature: it is now possible to switch to a named location using - "X-Accel-Redirect". - Thanks to Toshikuni Fukaya. - - *) Feature: now the "tcp_nodelay" directive works with SPDY connections. - - *) Feature: new directives in vim syntax highliting scripts. - Thanks to Peter Wu. - - *) Bugfix: nginx ignored the "s-maxage" value in the "Cache-Control" - backend response header line. - Thanks to Piotr Sikora. - - *) Bugfix: in the ngx_http_spdy_module. - Thanks to Piotr Sikora. - - *) Bugfix: in the "ssl_password_file" directive when using OpenSSL - 0.9.8zc, 1.0.0o, 1.0.1j. - - *) Bugfix: alerts "header already sent" appeared in logs if the - "post_action" directive was used; the bug had appeared in 1.5.4. - - *) Bugfix: alerts "the http output chain is empty" might appear in logs - if the "postpone_output 0" directive was used with SSI includes. - - *) Bugfix: in the "proxy_cache_lock" directive with SSI subrequests. - Thanks to Yichun Zhang. - - -Changes with nginx 1.7.7 28 Oct 2014 - - *) Change: now nginx takes into account the "Vary" header line in a - backend response while caching. - - *) Feature: the "proxy_force_ranges", "fastcgi_force_ranges", - "scgi_force_ranges", and "uwsgi_force_ranges" directives. - - *) Feature: the "proxy_limit_rate", "fastcgi_limit_rate", - "scgi_limit_rate", and "uwsgi_limit_rate" directives. - - *) Feature: the "Vary" parameter of the "proxy_ignore_headers", - "fastcgi_ignore_headers", "scgi_ignore_headers", and - "uwsgi_ignore_headers" directives. - - *) Bugfix: the last part of a response received from a backend with - unbufferred proxy might not be sent to a client if "gzip" or "gunzip" - directives were used. - - *) Bugfix: in the "proxy_cache_revalidate" directive. - Thanks to Piotr Sikora. - - *) Bugfix: in error handling. - Thanks to Yichun Zhang and Daniil Bondarev. - - *) Bugfix: in the "proxy_next_upstream_tries" and - "proxy_next_upstream_timeout" directives. - Thanks to Feng Gu. - - *) Bugfix: nginx/Windows could not be built with MinGW-w64 gcc. - Thanks to Kouhei Sutou. - - -Changes with nginx 1.7.6 30 Sep 2014 - - *) Change: the deprecated "limit_zone" directive is not supported - anymore. - - *) Feature: the "limit_conn_zone" and "limit_req_zone" directives now - can be used with combinations of multiple variables. - - *) Bugfix: request body might be transmitted incorrectly when retrying a - FastCGI request to the next upstream server. - - *) Bugfix: in logging to syslog. - - -Changes with nginx 1.7.5 16 Sep 2014 - - *) Security: it was possible to reuse SSL sessions in unrelated contexts - if a shared SSL session cache or the same TLS session ticket key was - used for multiple "server" blocks (CVE-2014-3616). - Thanks to Antoine Delignat-Lavaud. - - *) Change: now the "stub_status" directive does not require a parameter. - - *) Feature: the "always" parameter of the "add_header" directive. - - *) Feature: the "proxy_next_upstream_tries", - "proxy_next_upstream_timeout", "fastcgi_next_upstream_tries", - "fastcgi_next_upstream_timeout", "memcached_next_upstream_tries", - "memcached_next_upstream_timeout", "scgi_next_upstream_tries", - "scgi_next_upstream_timeout", "uwsgi_next_upstream_tries", and - "uwsgi_next_upstream_timeout" directives. - - *) Bugfix: in the "if" parameter of the "access_log" directive. - - *) Bugfix: in the ngx_http_perl_module. - Thanks to Piotr Sikora. - - *) Bugfix: the "listen" directive of the mail proxy module did not allow - to specify more than two parameters. - - *) Bugfix: the "sub_filter" directive did not work with a string to - replace consisting of a single character. - - *) Bugfix: requests might hang if resolver was used and a timeout - occurred during a DNS request. - - *) Bugfix: in the ngx_http_spdy_module when using with AIO. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "set" directive was used to change the "$http_...", "$sent_http_...", - or "$upstream_http_..." variables. - - *) Bugfix: in memory allocation error handling. - Thanks to Markus Linnala and Feng Gu. - - -Changes with nginx 1.7.4 05 Aug 2014 - - *) Security: pipelined commands were not discarded after STARTTLS - command in SMTP proxy (CVE-2014-3556); the bug had appeared in 1.5.6. - Thanks to Chris Boulton. - - *) Change: URI escaping now uses uppercase hexadecimal digits. - Thanks to Piotr Sikora. - - *) Feature: now nginx can be build with BoringSSL and LibreSSL. - Thanks to Piotr Sikora. - - *) Bugfix: requests might hang if resolver was used and a DNS server - returned a malformed response; the bug had appeared in 1.5.8. - - *) Bugfix: in the ngx_http_spdy_module. - Thanks to Piotr Sikora. - - *) Bugfix: the $uri variable might contain garbage when returning errors - with code 400. - Thanks to Sergey Bobrov. - - *) Bugfix: in error handling in the "proxy_store" directive and the - ngx_http_dav_module. - Thanks to Feng Gu. - - *) Bugfix: a segmentation fault might occur if logging of errors to - syslog was used; the bug had appeared in 1.7.1. - - *) Bugfix: the $geoip_latitude, $geoip_longitude, $geoip_dma_code, and - $geoip_area_code variables might not work. - Thanks to Yichun Zhang. - - *) Bugfix: in memory allocation error handling. - Thanks to Tatsuhiko Kubo and Piotr Sikora. - - -Changes with nginx 1.7.3 08 Jul 2014 - - *) Feature: weak entity tags are now preserved on response - modifications, and strong ones are changed to weak. - - *) Feature: cache revalidation now uses If-None-Match header if - possible. - - *) Feature: the "ssl_password_file" directive. - - *) Bugfix: the If-None-Match request header line was ignored if there - was no Last-Modified header in a response returned from cache. - - *) Bugfix: "peer closed connection in SSL handshake" messages were - logged at "info" level instead of "error" while connecting to - backends. - - *) Bugfix: in the ngx_http_dav_module module in nginx/Windows. - - *) Bugfix: SPDY connections might be closed prematurely if caching was - used. - - -Changes with nginx 1.7.2 17 Jun 2014 - - *) Feature: the "hash" directive inside the "upstream" block. - - *) Feature: defragmentation of free shared memory blocks. - Thanks to Wandenberg Peixoto and Yichun Zhang. - - *) Bugfix: a segmentation fault might occur in a worker process if the - default value of the "access_log" directive was used; the bug had - appeared in 1.7.0. - Thanks to Piotr Sikora. - - *) Bugfix: trailing slash was mistakenly removed from the last parameter - of the "try_files" directive. - - *) Bugfix: nginx could not be built on OS X in some cases. - - *) Bugfix: in the ngx_http_spdy_module. - - -Changes with nginx 1.7.1 27 May 2014 - - *) Feature: the "$upstream_cookie_..." variables. - - *) Feature: the $ssl_client_fingerprint variable. - - *) Feature: the "error_log" and "access_log" directives now support - logging to syslog. - - *) Feature: the mail proxy now logs client port on connect. - - *) Bugfix: memory leak if the "ssl_stapling" directive was used. - Thanks to Filipe da Silva. - - *) Bugfix: the "alias" directive used inside a location given by a - regular expression worked incorrectly if the "if" or "limit_except" - directives were used. - - *) Bugfix: the "charset" directive did not set a charset to encoded - backend responses. - - *) Bugfix: a "proxy_pass" directive without URI part might use original - request after the $args variable was set. - Thanks to Yichun Zhang. - - *) Bugfix: in the "none" parameter in the "smtp_auth" directive; the bug - had appeared in 1.5.6. - Thanks to Svyatoslav Nikolsky. - - *) Bugfix: if sub_filter and SSI were used together, then responses - might be transferred incorrectly. - - *) Bugfix: nginx could not be built with the --with-file-aio option on - Linux/aarch64. - - -Changes with nginx 1.7.0 24 Apr 2014 - - *) Feature: backend SSL certificate verification. - - *) Feature: support for SNI while working with SSL backends. - - *) Feature: the $ssl_server_name variable. - - *) Feature: the "if" parameter of the "access_log" directive. - - -Changes with nginx 1.5.13 08 Apr 2014 - - *) Change: improved hash table handling; the default values of the - "variables_hash_max_size" and "types_hash_bucket_size" were changed - to 1024 and 64 respectively. - - *) Feature: the ngx_http_mp4_module now supports the "end" argument. - - *) Feature: byte ranges support in the ngx_http_mp4_module and while - saving responses to cache. - - *) Bugfix: alerts "ngx_slab_alloc() failed: no memory" no longer logged - when using shared memory in the "ssl_session_cache" directive and in - the ngx_http_limit_req_module. - - *) Bugfix: the "underscores_in_headers" directive did not allow - underscore as a first character of a header. - Thanks to Piotr Sikora. - - *) Bugfix: cache manager might hog CPU on exit in nginx/Windows. - - *) Bugfix: nginx/Windows terminated abnormally if the - "ssl_session_cache" directive was used with the "shared" parameter. - - *) Bugfix: in the ngx_http_spdy_module. - - -Changes with nginx 1.5.12 18 Mar 2014 - - *) Security: a heap memory buffer overflow might occur in a worker - process while handling a specially crafted request by - ngx_http_spdy_module, potentially resulting in arbitrary code - execution (CVE-2014-0133). - Thanks to Lucas Molas, researcher at Programa STIC, Fundación Dr. - Manuel Sadosky, Buenos Aires, Argentina. - - *) Feature: the "proxy_protocol" parameters of the "listen" and - "real_ip_header" directives, the $proxy_protocol_addr variable. - - *) Bugfix: in the "fastcgi_next_upstream" directive. - Thanks to Lucas Molas. - - -Changes with nginx 1.5.11 04 Mar 2014 - - *) Security: memory corruption might occur in a worker process on 32-bit - platforms while handling a specially crafted request by - ngx_http_spdy_module, potentially resulting in arbitrary code - execution (CVE-2014-0088); the bug had appeared in 1.5.10. - Thanks to Lucas Molas, researcher at Programa STIC, Fundación Dr. - Manuel Sadosky, Buenos Aires, Argentina. - - *) Feature: the $ssl_session_reused variable. - - *) Bugfix: the "client_max_body_size" directive might not work when - reading a request body using chunked transfer encoding; the bug had - appeared in 1.3.9. - Thanks to Lucas Molas. - - *) Bugfix: a segmentation fault might occur in a worker process when - proxying WebSocket connections. - - *) Bugfix: a segmentation fault might occur in a worker process if the - ngx_http_spdy_module was used on 32-bit platforms; the bug had - appeared in 1.5.10. - - *) Bugfix: the $upstream_status variable might contain wrong data if the - "proxy_cache_use_stale" or "proxy_cache_revalidate" directives were - used. - Thanks to Piotr Sikora. - - *) Bugfix: a segmentation fault might occur in a worker process if - errors with code 400 were redirected to a named location using the - "error_page" directive. - - *) Bugfix: nginx/Windows could not be built with Visual Studio 2013. - - -Changes with nginx 1.5.10 04 Feb 2014 - - *) Feature: the ngx_http_spdy_module now uses SPDY 3.1 protocol. - Thanks to Automattic and MaxCDN for sponsoring this work. - - *) Feature: the ngx_http_mp4_module now skips tracks too short for a - seek requested. - - *) Bugfix: a segmentation fault might occur in a worker process if the - $ssl_session_id variable was used in logs; the bug had appeared in - 1.5.9. - - *) Bugfix: the $date_local and $date_gmt variables used wrong format - outside of the ngx_http_ssi_filter_module. - - *) Bugfix: client connections might be immediately closed if deferred - accept was used; the bug had appeared in 1.3.15. - - *) Bugfix: alerts "getsockopt(TCP_FASTOPEN) ... failed" appeared in logs - during binary upgrade on Linux; the bug had appeared in 1.5.8. - Thanks to Piotr Sikora. - - -Changes with nginx 1.5.9 22 Jan 2014 - - *) Change: now nginx expects escaped URIs in "X-Accel-Redirect" headers. - - *) Feature: the "ssl_buffer_size" directive. - - *) Feature: the "limit_rate" directive can now be used to rate limit - responses sent in SPDY connections. - - *) Feature: the "spdy_chunk_size" directive. - - *) Feature: the "ssl_session_tickets" directive. - Thanks to Dirkjan Bussink. - - *) Bugfix: the $ssl_session_id variable contained full session - serialized instead of just a session id. - Thanks to Ivan Ristić. - - *) Bugfix: nginx incorrectly handled escaped "?" character in the - "include" SSI command. - - *) Bugfix: the ngx_http_dav_module did not unescape destination URI of - the COPY and MOVE methods. - - *) Bugfix: resolver did not understand domain names with a trailing dot. - Thanks to Yichun Zhang. - - *) Bugfix: alerts "zero size buf in output" might appear in logs while - proxying; the bug had appeared in 1.3.9. - - *) Bugfix: a segmentation fault might occur in a worker process if the - ngx_http_spdy_module was used. - - *) Bugfix: proxied WebSocket connections might hang right after - handshake if the select, poll, or /dev/poll methods were used. - - *) Bugfix: the "xclient" directive of the mail proxy module incorrectly - handled IPv6 client addresses. - - -Changes with nginx 1.5.8 17 Dec 2013 - - *) Feature: IPv6 support in resolver. - - *) Feature: the "listen" directive supports the "fastopen" parameter. - Thanks to Mathew Rodley. - - *) Feature: SSL support in the ngx_http_uwsgi_module. - Thanks to Roberto De Ioris. - - *) Feature: vim syntax highlighting scripts were added to contrib. - Thanks to Evan Miller. - - *) Bugfix: a timeout might occur while reading client request body in an - SSL connection using chunked transfer encoding. - - *) Bugfix: the "master_process" directive did not work correctly in - nginx/Windows. - - *) Bugfix: the "setfib" parameter of the "listen" directive might not - work. - - *) Bugfix: in the ngx_http_spdy_module. - - -Changes with nginx 1.5.7 19 Nov 2013 - - *) Security: a character following an unescaped space in a request line - was handled incorrectly (CVE-2013-4547); the bug had appeared in - 0.8.41. - Thanks to Ivan Fratric of the Google Security Team. - - *) Change: a logging level of auth_basic errors about no user/password - provided has been lowered from "error" to "info". - - *) Feature: the "proxy_cache_revalidate", "fastcgi_cache_revalidate", - "scgi_cache_revalidate", and "uwsgi_cache_revalidate" directives. - - *) Feature: the "ssl_session_ticket_key" directive. - Thanks to Piotr Sikora. - - *) Bugfix: the directive "add_header Cache-Control ''" added a - "Cache-Control" response header line with an empty value. - - *) Bugfix: the "satisfy any" directive might return 403 error instead of - 401 if auth_request and auth_basic directives were used. - Thanks to Jan Marc Hoffmann. - - *) Bugfix: the "accept_filter" and "deferred" parameters of the "listen" - directive were ignored for listen sockets created during binary - upgrade. - Thanks to Piotr Sikora. - - *) Bugfix: some data received from a backend with unbufferred proxy - might not be sent to a client immediately if "gzip" or "gunzip" - directives were used. - Thanks to Yichun Zhang. - - *) Bugfix: in error handling in ngx_http_gunzip_filter_module. - - *) Bugfix: responses might hang if the ngx_http_spdy_module was used - with the "auth_request" directive. - - *) Bugfix: memory leak in nginx/Windows. - - -Changes with nginx 1.5.6 01 Oct 2013 - - *) Feature: the "fastcgi_buffering" directive. - - *) Feature: the "proxy_ssl_protocols" and "proxy_ssl_ciphers" - directives. - Thanks to Piotr Sikora. - - *) Feature: optimization of SSL handshakes when using long certificate - chains. - - *) Feature: the mail proxy supports SMTP pipelining. - - *) Bugfix: in the ngx_http_auth_basic_module when using "$apr1$" - password encryption method. - Thanks to Markus Linnala. - - *) Bugfix: in MacOSX, Cygwin, and nginx/Windows incorrect location might - be used to process a request if locations were given using characters - in different cases. - - *) Bugfix: automatic redirect with appended trailing slash for proxied - locations might not work. - - *) Bugfix: in the mail proxy server. - - *) Bugfix: in the ngx_http_spdy_module. - - -Changes with nginx 1.5.5 17 Sep 2013 - - *) Change: now nginx assumes HTTP/1.0 by default if it is not able to - detect protocol reliably. - - *) Feature: the "disable_symlinks" directive now uses O_PATH on Linux. - - *) Feature: now nginx uses EPOLLRDHUP events to detect premature - connection close by clients if the "epoll" method is used. - - *) Bugfix: in the "valid_referers" directive if the "server_names" - parameter was used. - - *) Bugfix: the $request_time variable did not work in nginx/Windows. - - *) Bugfix: in the "image_filter" directive. - Thanks to Lanshun Zhou. - - *) Bugfix: OpenSSL 1.0.1f compatibility. - Thanks to Piotr Sikora. - - -Changes with nginx 1.5.4 27 Aug 2013 - - *) Change: the "js" extension MIME type has been changed to - "application/javascript"; default value of the "charset_types" - directive was changed accordingly. - - *) Change: now the "image_filter" directive with the "size" parameter - returns responses with the "application/json" MIME type. - - *) Feature: the ngx_http_auth_request_module. - - *) Bugfix: a segmentation fault might occur on start or during - reconfiguration if the "try_files" directive was used with an empty - parameter. - - *) Bugfix: memory leak if relative paths were specified using variables - in the "root" or "auth_basic_user_file" directives. - - *) Bugfix: the "valid_referers" directive incorrectly executed regular - expressions if a "Referer" header started with "https://". - Thanks to Liangbin Li. - - *) Bugfix: responses might hang if subrequests were used and an SSL - handshake error happened during subrequest processing. - Thanks to Aviram Cohen. - - *) Bugfix: in the ngx_http_autoindex_module. - - *) Bugfix: in the ngx_http_spdy_module. - - -Changes with nginx 1.5.3 30 Jul 2013 - - *) Change in internal API: now u->length defaults to -1 if working with - backends in unbuffered mode. - - *) Change: now after receiving an incomplete response from a backend - server nginx tries to send an available part of the response to a - client, and then closes client connection. - - *) Bugfix: a segmentation fault might occur in a worker process if the - ngx_http_spdy_module was used with the "client_body_in_file_only" - directive. - - *) Bugfix: the "so_keepalive" parameter of the "listen" directive might - be handled incorrectly on DragonFlyBSD. - Thanks to Sepherosa Ziehau. - - *) Bugfix: in the ngx_http_xslt_filter_module. - - *) Bugfix: in the ngx_http_sub_filter_module. - - -Changes with nginx 1.5.2 02 Jul 2013 - - *) Feature: now several "error_log" directives can be used. - - *) Bugfix: the $r->header_in() embedded perl method did not return value - of the "Cookie" and "X-Forwarded-For" request header lines; the bug - had appeared in 1.3.14. - - *) Bugfix: in the ngx_http_spdy_module. - Thanks to Jim Radford. - - *) Bugfix: nginx could not be built on Linux with x32 ABI. - Thanks to Serguei Ivantsov. - - -Changes with nginx 1.5.1 04 Jun 2013 - - *) Feature: the "ssi_last_modified", "sub_filter_last_modified", and - "xslt_last_modified" directives. - Thanks to Alexey Kolpakov. - - *) Feature: the "http_403" parameter of the "proxy_next_upstream", - "fastcgi_next_upstream", "scgi_next_upstream", and - "uwsgi_next_upstream" directives. - - *) Feature: the "allow" and "deny" directives now support unix domain - sockets. - - *) Bugfix: nginx could not be built with the ngx_mail_ssl_module, but - without ngx_http_ssl_module; the bug had appeared in 1.3.14. - - *) Bugfix: in the "proxy_set_body" directive. - Thanks to Lanshun Zhou. - - *) Bugfix: in the "lingering_time" directive. - Thanks to Lanshun Zhou. - - *) Bugfix: the "fail_timeout" parameter of the "server" directive in the - "upstream" context might not work if "max_fails" parameter was used; - the bug had appeared in 1.3.0. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "ssl_stapling" directive was used. - Thanks to Piotr Sikora. - - *) Bugfix: in the mail proxy server. - Thanks to Filipe Da Silva. - - *) Bugfix: nginx/Windows might stop accepting connections if several - worker processes were used. - - -Changes with nginx 1.5.0 07 May 2013 - - *) Security: a stack-based buffer overflow might occur in a worker - process while handling a specially crafted request, potentially - resulting in arbitrary code execution (CVE-2013-2028); the bug had - appeared in 1.3.9. - Thanks to Greg MacManus, iSIGHT Partners Labs. - - -Changes with nginx 1.4.0 24 Apr 2013 - - *) Bugfix: nginx could not be built with the ngx_http_perl_module if the - --with-openssl option was used; the bug had appeared in 1.3.16. - - *) Bugfix: in a request body handling in the ngx_http_perl_module; the - bug had appeared in 1.3.9. - - -Changes with nginx 1.3.16 16 Apr 2013 - - *) Bugfix: a segmentation fault might occur in a worker process if - subrequests were used; the bug had appeared in 1.3.9. - - *) Bugfix: the "tcp_nodelay" directive caused an error if a WebSocket - connection was proxied into a unix domain socket. - - *) Bugfix: the $upstream_response_length variable has an incorrect value - "0" if buffering was not used. - Thanks to Piotr Sikora. - - *) Bugfix: in the eventport and /dev/poll methods. - - -Changes with nginx 1.3.15 26 Mar 2013 - - *) Change: opening and closing a connection without sending any data in - it is no longer logged to access_log with error code 400. - - *) Feature: the ngx_http_spdy_module. - Thanks to Automattic for sponsoring this work. - - *) Feature: the "limit_req_status" and "limit_conn_status" directives. - Thanks to Nick Marden. - - *) Feature: the "image_filter_interlace" directive. - Thanks to Ian Babrou. - - *) Feature: $connections_waiting variable in the - ngx_http_stub_status_module. - - *) Feature: the mail proxy module now supports IPv6 backends. - - *) Bugfix: request body might be transmitted incorrectly when retrying a - request to the next upstream server; the bug had appeared in 1.3.9. - Thanks to Piotr Sikora. - - *) Bugfix: in the "client_body_in_file_only" directive; the bug had - appeared in 1.3.9. - - *) Bugfix: responses might hang if subrequests were used and a DNS error - happened during subrequest processing. - Thanks to Lanshun Zhou. - - *) Bugfix: in backend usage accounting. - - -Changes with nginx 1.3.14 05 Mar 2013 - - *) Feature: $connections_active, $connections_reading, and - $connections_writing variables in the ngx_http_stub_status_module. - - *) Feature: support of WebSocket connections in the - ngx_http_uwsgi_module and ngx_http_scgi_module. - - *) Bugfix: in virtual servers handling with SNI. - - *) Bugfix: new sessions were not always stored if the "ssl_session_cache - shared" directive was used and there was no free space in shared - memory. - Thanks to Piotr Sikora. - - *) Bugfix: multiple X-Forwarded-For headers were handled incorrectly. - Thanks to Neal Poole for sponsoring this work. - - *) Bugfix: in the ngx_http_mp4_module. - Thanks to Gernot Vormayr. - - -Changes with nginx 1.3.13 19 Feb 2013 - - *) Change: a compiler with name "cc" is now used by default. - - *) Feature: support for proxying of WebSocket connections. - Thanks to Apcera and CloudBees for sponsoring this work. - - *) Feature: the "auth_basic_user_file" directive supports "{SHA}" - password encryption method. - Thanks to Louis Opter. - - -Changes with nginx 1.3.12 05 Feb 2013 - - *) Feature: variables support in the "proxy_bind", "fastcgi_bind", - "memcached_bind", "scgi_bind", and "uwsgi_bind" directives. - - *) Feature: the $pipe, $request_length, $time_iso8601, and $time_local - variables can now be used not only in the "log_format" directive. - Thanks to Kiril Kalchev. - - *) Feature: IPv6 support in the ngx_http_geoip_module. - Thanks to Gregor Kališnik. - - *) Bugfix: in the "proxy_method" directive. - - *) Bugfix: a segmentation fault might occur in a worker process if - resolver was used with the poll method. - - *) Bugfix: nginx might hog CPU during SSL handshake with a backend if - the select, poll, or /dev/poll methods were used. - - *) Bugfix: the "[crit] SSL_write() failed (SSL:)" error. - - *) Bugfix: in the "client_body_in_file_only" directive; the bug had - appeared in 1.3.9. - - *) Bugfix: in the "fastcgi_keep_conn" directive. - - -Changes with nginx 1.3.11 10 Jan 2013 - - *) Bugfix: a segmentation fault might occur if logging was used; the bug - had appeared in 1.3.10. - - *) Bugfix: the "proxy_pass" directive did not work with IP addresses - without port specified; the bug had appeared in 1.3.10. - - *) Bugfix: a segmentation fault occurred on start or during - reconfiguration if the "keepalive" directive was specified more than - once in a single upstream block. - - *) Bugfix: parameter "default" of the "geo" directive did not set - default value for IPv6 addresses. - - -Changes with nginx 1.3.10 25 Dec 2012 - - *) Change: domain names specified in configuration file are now resolved - to IPv6 addresses as well as IPv4 ones. - - *) Change: now if the "include" directive with mask is used on Unix - systems, included files are sorted in alphabetical order. - - *) Change: the "add_header" directive adds headers to 201 responses. - - *) Feature: the "geo" directive now supports IPv6 addresses in CIDR - notation. - - *) Feature: the "flush" and "gzip" parameters of the "access_log" - directive. - - *) Feature: variables support in the "auth_basic" directive. - - *) Bugfix: nginx could not be built with the ngx_http_perl_module in - some cases. - - *) Bugfix: a segmentation fault might occur in a worker process if the - ngx_http_xslt_module was used. - - *) Bugfix: nginx could not be built on MacOSX in some cases. - Thanks to Piotr Sikora. - - *) Bugfix: the "limit_rate" directive with high rates might result in - truncated responses on 32-bit platforms. - Thanks to Alexey Antropov. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "if" directive was used. - Thanks to Piotr Sikora. - - *) Bugfix: a "100 Continue" response was issued with "413 Request Entity - Too Large" responses. - - *) Bugfix: the "image_filter", "image_filter_jpeg_quality" and - "image_filter_sharpen" directives might be inherited incorrectly. - Thanks to Ian Babrou. - - *) Bugfix: "crypt_r() failed" errors might appear if the "auth_basic" - directive was used on Linux. - - *) Bugfix: in backup servers handling. - Thanks to Thomas Chen. - - *) Bugfix: proxied HEAD requests might return incorrect response if the - "gzip" directive was used. - - -Changes with nginx 1.3.9 27 Nov 2012 - - *) Feature: support for chunked transfer encoding while reading client - request body. - - *) Feature: the $request_time and $msec variables can now be used not - only in the "log_format" directive. - - *) Bugfix: cache manager and cache loader processes might not be able to - start if more than 512 listen sockets were used. - - *) Bugfix: in the ngx_http_dav_module. - - -Changes with nginx 1.3.8 30 Oct 2012 - - *) Feature: the "optional_no_ca" parameter of the "ssl_verify_client" - directive. - Thanks to Mike Kazantsev and Eric O'Connor. - - *) Feature: the $bytes_sent, $connection, and $connection_requests - variables can now be used not only in the "log_format" directive. - Thanks to Benjamin Grössing. - - *) Feature: the "auto" parameter of the "worker_processes" directive. - - *) Bugfix: "cache file ... has md5 collision" alert. - - *) Bugfix: in the ngx_http_gunzip_filter_module. - - *) Bugfix: in the "ssl_stapling" directive. - - -Changes with nginx 1.3.7 02 Oct 2012 - - *) Feature: OCSP stapling support. - Thanks to Comodo, DigiCert and GlobalSign for sponsoring this work. - - *) Feature: the "ssl_trusted_certificate" directive. - - *) Feature: resolver now randomly rotates addresses returned from cache. - Thanks to Anton Jouline. - - *) Bugfix: OpenSSL 0.9.7 compatibility. - - -Changes with nginx 1.3.6 12 Sep 2012 - - *) Feature: the ngx_http_gunzip_filter_module. - - *) Feature: the "memcached_gzip_flag" directive. - - *) Feature: the "always" parameter of the "gzip_static" directive. - - *) Bugfix: in the "limit_req" directive; the bug had appeared in 1.1.14. - Thanks to Charles Chen. - - *) Bugfix: nginx could not be built by gcc 4.7 with -O2 optimization if - the --with-ipv6 option was used. - - -Changes with nginx 1.3.5 21 Aug 2012 - - *) Change: the ngx_http_mp4_module module no longer skips tracks in - formats other than H.264 and AAC. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "map" directive was used with variables as values. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "geo" directive was used with the "ranges" parameter but without the - "default" parameter; the bug had appeared in 0.8.43. - Thanks to Zhen Chen and Weibin Yao. - - *) Bugfix: in the -p command-line parameter handling. - - *) Bugfix: in the mail proxy server. - - *) Bugfix: of minor potential bugs. - Thanks to Coverity. - - *) Bugfix: nginx/Windows could not be built with Visual Studio 2005 - Express. - Thanks to HAYASHI Kentaro. - - -Changes with nginx 1.3.4 31 Jul 2012 - - *) Change: the "ipv6only" parameter is now turned on by default for - listening IPv6 sockets. - - *) Feature: the Clang compiler support. - - *) Bugfix: extra listening sockets might be created. - Thanks to Roman Odaisky. - - *) Bugfix: nginx/Windows might hog CPU if a worker process failed to - start. - Thanks to Ricardo Villalobos Guevara. - - *) Bugfix: the "proxy_pass_header", "fastcgi_pass_header", - "scgi_pass_header", "uwsgi_pass_header", "proxy_hide_header", - "fastcgi_hide_header", "scgi_hide_header", and "uwsgi_hide_header" - directives might be inherited incorrectly. - - -Changes with nginx 1.3.3 10 Jul 2012 - - *) Feature: entity tags support and the "etag" directive. - - *) Bugfix: trailing dot in a source value was not ignored if the "map" - directive was used with the "hostnames" parameter. - - *) Bugfix: incorrect location might be used to process a request if a - URI was changed via a "rewrite" directive before an internal redirect - to a named location. - - -Changes with nginx 1.3.2 26 Jun 2012 - - *) Change: the "single" parameter of the "keepalive" directive is now - ignored. - - *) Change: SSL compression is now disabled when using all versions of - OpenSSL, including ones prior to 1.0.0. - - *) Feature: it is now possible to use the "ip_hash" directive to balance - IPv6 clients. - - *) Feature: the $status variable can now be used not only in the - "log_format" directive. - - *) Bugfix: a segmentation fault might occur in a worker process on - shutdown if the "resolver" directive was used. - - *) Bugfix: a segmentation fault might occur in a worker process if the - ngx_http_mp4_module was used. - - *) Bugfix: in the ngx_http_mp4_module. - - *) Bugfix: a segmentation fault might occur in a worker process if - conflicting wildcard server names were used. - - *) Bugfix: nginx might be terminated abnormally on a SIGBUS signal on - ARM platform. - - *) Bugfix: an alert "sendmsg() failed (9: Bad file number)" on HP-UX - while reconfiguration. - - -Changes with nginx 1.3.1 05 Jun 2012 - - *) Security: now nginx/Windows ignores trailing dot in URI path - component, and does not allow URIs with ":$" in it. - Thanks to Vladimir Kochetkov, Positive Research Center. - - *) Feature: the "proxy_pass", "fastcgi_pass", "scgi_pass", "uwsgi_pass" - directives, and the "server" directive inside the "upstream" block, - now support IPv6 addresses. - - *) Feature: the "resolver" directive now supports IPv6 addresses and an - optional port specification. - - *) Feature: the "least_conn" directive inside the "upstream" block. - - *) Feature: it is now possible to specify a weight for servers while - using the "ip_hash" directive. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "image_filter" directive was used; the bug had appeared in 1.3.0. - - *) Bugfix: nginx could not be built with ngx_cpp_test_module; the bug - had appeared in 1.1.12. - - *) Bugfix: access to variables from SSI and embedded perl module might - not work after reconfiguration. - Thanks to Yichun Zhang. - - *) Bugfix: in the ngx_http_xslt_filter_module. - Thanks to Kuramoto Eiji. - - *) Bugfix: memory leak if $geoip_org variable was used. - Thanks to Denis F. Latypoff. - - *) Bugfix: in the "proxy_cookie_domain" and "proxy_cookie_path" - directives. - - -Changes with nginx 1.3.0 15 May 2012 - - *) Feature: the "debug_connection" directive now supports IPv6 addresses - and the "unix:" parameter. - - *) Feature: the "set_real_ip_from" directive and the "proxy" parameter - of the "geo" directive now support IPv6 addresses. - - *) Feature: the "real_ip_recursive", "geoip_proxy", and - "geoip_proxy_recursive" directives. - - *) Feature: the "proxy_recursive" parameter of the "geo" directive. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "resolver" directive was used. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "fastcgi_pass", "scgi_pass", or "uwsgi_pass" directives were used and - backend returned incorrect response. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "rewrite" directive was used and new request arguments in a - replacement used variables. - - *) Bugfix: nginx might hog CPU if the open file resource limit was - reached. - - *) Bugfix: nginx might loop infinitely over backends if the - "proxy_next_upstream" directive with the "http_404" parameter was - used and there were backup servers specified in an upstream block. - - *) Bugfix: adding the "down" parameter of the "server" directive might - cause unneeded client redistribution among backend servers if the - "ip_hash" directive was used. - - *) Bugfix: socket leak. - Thanks to Yichun Zhang. - - *) Bugfix: in the ngx_http_fastcgi_module. - - -Changes with nginx 1.2.0 23 Apr 2012 - - *) Bugfix: a segmentation fault might occur in a worker process if the - "try_files" directive was used; the bug had appeared in 1.1.19. - - *) Bugfix: response might be truncated if there were more than IOV_MAX - buffers used. - - *) Bugfix: in the "crop" parameter of the "image_filter" directive. - Thanks to Maxim Bublis. - - -Changes with nginx 1.1.19 12 Apr 2012 - - *) Security: specially crafted mp4 file might allow to overwrite memory - locations in a worker process if the ngx_http_mp4_module was used, - potentially resulting in arbitrary code execution (CVE-2012-2089). - Thanks to Matthew Daley. - - *) Bugfix: nginx/Windows might be terminated abnormally. - Thanks to Vincent Lee. - - *) Bugfix: nginx hogged CPU if all servers in an upstream were marked as - "backup". - - *) Bugfix: the "allow" and "deny" directives might be inherited - incorrectly if they were used with IPv6 addresses. - - *) Bugfix: the "modern_browser" and "ancient_browser" directives might - be inherited incorrectly. - - *) Bugfix: timeouts might be handled incorrectly on Solaris/SPARC. - - *) Bugfix: in the ngx_http_mp4_module. - - -Changes with nginx 1.1.18 28 Mar 2012 - - *) Change: keepalive connections are no longer disabled for Safari by - default. - - *) Feature: the $connection_requests variable. - - *) Feature: $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd and - $tcpinfo_rcv_space variables. - - *) Feature: the "worker_cpu_affinity" directive now works on FreeBSD. - - *) Feature: the "xslt_param" and "xslt_string_param" directives. - Thanks to Samuel Behan. - - *) Bugfix: in configure tests. - Thanks to Piotr Sikora. - - *) Bugfix: in the ngx_http_xslt_filter_module. - - *) Bugfix: nginx could not be built on Debian GNU/Hurd. - - -Changes with nginx 1.1.17 15 Mar 2012 - - *) Security: content of previously freed memory might be sent to a - client if backend returned specially crafted response. - Thanks to Matthew Daley. - - *) Bugfix: in the embedded perl module if used from SSI. - Thanks to Matthew Daley. - - *) Bugfix: in the ngx_http_uwsgi_module. - - -Changes with nginx 1.1.16 29 Feb 2012 - - *) Change: the simultaneous subrequest limit has been raised to 200. - - *) Feature: the "from" parameter of the "disable_symlinks" directive. - - *) Feature: the "return" and "error_page" directives can now be used to - return 307 redirections. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "resolver" directive was used and there was no "error_log" directive - specified at global level. - Thanks to Roman Arutyunyan. - - *) Bugfix: a segmentation fault might occur in a worker process if the - "proxy_http_version 1.1" or "fastcgi_keep_conn on" directives were - used. - - *) Bugfix: memory leaks. - Thanks to Lanshun Zhou. - - *) Bugfix: in the "disable_symlinks" directive. - - *) Bugfix: on ZFS filesystem disk cache size might be calculated - incorrectly; the bug had appeared in 1.0.1. - - *) Bugfix: nginx could not be built by the icc 12.1 compiler. - - *) Bugfix: nginx could not be built by gcc on Solaris; the bug had - appeared in 1.1.15. - - -Changes with nginx 1.1.15 15 Feb 2012 - - *) Feature: the "disable_symlinks" directive. - - *) Feature: the "proxy_cookie_domain" and "proxy_cookie_path" - directives. - - *) Bugfix: nginx might log incorrect error "upstream prematurely closed - connection" instead of correct "upstream sent too big header" one. - Thanks to Feibo Li. - - *) Bugfix: nginx could not be built with the ngx_http_perl_module if the - --with-openssl option was used. - - *) Bugfix: the number of internal redirects to named locations was not - limited. - - *) Bugfix: calling $r->flush() multiple times might cause errors in the - ngx_http_gzip_filter_module. - - *) Bugfix: temporary files might be not removed if the "proxy_store" - directive was used with SSI includes. - - *) Bugfix: in some cases non-cacheable variables (such as the $args - variable) returned old empty cached value. - - *) Bugfix: a segmentation fault might occur in a worker process if too - many SSI subrequests were issued simultaneously; the bug had appeared - in 0.7.25. - - -Changes with nginx 1.1.14 30 Jan 2012 - - *) Feature: multiple "limit_req" limits may be used simultaneously. - - *) Bugfix: in error handling while connecting to a backend. - Thanks to Piotr Sikora. - - *) Bugfix: in AIO error handling on FreeBSD. - - *) Bugfix: in the OpenSSL library initialization. - - *) Bugfix: the "proxy_redirect" directives might be inherited - incorrectly. - - *) Bugfix: memory leak during reconfiguration if the "pcre_jit" - directive was used. - - -Changes with nginx 1.1.13 16 Jan 2012 - - *) Feature: the "TLSv1.1" and "TLSv1.2" parameters of the - "ssl_protocols" directive. - - *) Bugfix: the "limit_req" directive parameters were not inherited - correctly; the bug had appeared in 1.1.12. - - *) Bugfix: the "proxy_redirect" directive incorrectly processed - "Refresh" header if regular expression were used. - - *) Bugfix: the "proxy_cache_use_stale" directive with "error" parameter - did not return answer from cache if there were no live upstreams. - - *) Bugfix: the "worker_cpu_affinity" directive might not work. - - *) Bugfix: nginx could not be built on Solaris; the bug had appeared in - 1.1.12. - - *) Bugfix: in the ngx_http_mp4_module. - - -Changes with nginx 1.1.12 26 Dec 2011 - - *) Change: a "proxy_pass" directive without URI part now uses changed - URI after redirection with the "error_page" directive. - Thanks to Lanshun Zhou. - - *) Feature: the "proxy/fastcgi/scgi/uwsgi_cache_lock", - "proxy/fastcgi/scgi/uwsgi_cache_lock_timeout" directives. - - *) Feature: the "pcre_jit" directive. - - *) Feature: the "if" SSI command supports captures in regular - expressions. - - *) Bugfix: the "if" SSI command did not work inside the "block" command. - - *) Bugfix: the "limit_conn_log_level" and "limit_req_log_level" - directives might not work. - - *) Bugfix: the "limit_rate" directive did not allow to use full - throughput, even if limit value was very high. - - *) Bugfix: the "sendfile_max_chunk" directive did not work, if the - "limit_rate" directive was used. - - *) Bugfix: a "proxy_pass" directive without URI part always used - original request URI if variables were used. - - *) Bugfix: a "proxy_pass" directive without URI part might use original - request after redirection with the "try_files" directive. - Thanks to Lanshun Zhou. - - *) Bugfix: in the ngx_http_scgi_module. - - *) Bugfix: in the ngx_http_mp4_module. - - *) Bugfix: nginx could not be built on Solaris; the bug had appeared in - 1.1.9. - - -Changes with nginx 1.1.11 12 Dec 2011 - - *) Feature: the "so_keepalive" parameter of the "listen" directive. - Thanks to Vsevolod Stakhov. - - *) Feature: the "if_not_empty" parameter of the - "fastcgi/scgi/uwsgi_param" directives. - - *) Feature: the $https variable. - - *) Feature: the "proxy_redirect" directive supports variables in the - first parameter. - - *) Feature: the "proxy_redirect" directive supports regular expressions. - - *) Bugfix: the $sent_http_cache_control variable might contain a wrong - value if the "expires" directive was used. - Thanks to Yichun Zhang. - - *) Bugfix: the "read_ahead" directive might not work combined with - "try_files" and "open_file_cache". - - *) Bugfix: a segmentation fault might occur in a worker process if small - time was used in the "inactive" parameter of the "proxy_cache_path" - directive. - - *) Bugfix: responses from cache might hang. - - -Changes with nginx 1.1.10 30 Nov 2011 - - *) Bugfix: a segmentation fault occurred in a worker process if AIO was - used on Linux; the bug had appeared in 1.1.9. - - -Changes with nginx 1.1.9 28 Nov 2011 - - *) Change: now double quotes are encoded in an "echo" SSI-command - output. - Thanks to Zaur Abasmirzoev. - - *) Feature: the "valid" parameter of the "resolver" directive. By - default TTL returned by a DNS server is used. - Thanks to Kirill A. Korinskiy. - - *) Bugfix: nginx might hang after a worker process abnormal termination. - - *) Bugfix: a segmentation fault might occur in a worker process if SNI - was used; the bug had appeared in 1.1.2. - - *) Bugfix: in the "keepalive_disable" directive; the bug had appeared in - 1.1.8. - Thanks to Alexander Usov. - - *) Bugfix: SIGWINCH signal did not work after first binary upgrade; the - bug had appeared in 1.1.1. - - *) Bugfix: backend responses with length not matching "Content-Length" - header line are no longer cached. - - *) Bugfix: in the "scgi_param" directive, if complex parameters were - used. - - *) Bugfix: in the "epoll" event method. - Thanks to Yichun Zhang. - - *) Bugfix: in the ngx_http_flv_module. - Thanks to Piotr Sikora. - - *) Bugfix: in the ngx_http_mp4_module. - - *) Bugfix: IPv6 addresses are now handled properly in a request line and - in a "Host" request header line. - - *) Bugfix: "add_header" and "expires" directives did not work if a - request was proxied and response status code was 206. - - *) Bugfix: nginx could not be built on FreeBSD 10. - - *) Bugfix: nginx could not be built on AIX. - - -Changes with nginx 1.1.8 14 Nov 2011 - - *) Change: the ngx_http_limit_zone_module was renamed to the - ngx_http_limit_conn_module. - - *) Change: the "limit_zone" directive was superseded by the - "limit_conn_zone" directive with a new syntax. - - *) Feature: support for multiple "limit_conn" limits on the same level. - - *) Feature: the "image_filter_sharpen" directive. - - *) Bugfix: a segmentation fault might occur in a worker process if - resolver got a big DNS response. - Thanks to Ben Hawkes. - - *) Bugfix: in cache key calculation if internal MD5 implementation was - used; the bug had appeared in 1.0.4. - - *) Bugfix: the "If-Modified-Since", "If-Range", etc. client request - header lines might be passed to backend while caching; or not passed - without caching if caching was enabled in another part of the - configuration. - - *) Bugfix: the module ngx_http_mp4_module sent incorrect - "Content-Length" response header line if the "start" argument was - used. - Thanks to Piotr Sikora. - - -Changes with nginx 1.1.7 31 Oct 2011 - - *) Feature: support of several DNS servers in the "resolver" directive. - Thanks to Kirill A. Korinskiy. - - *) Bugfix: a segmentation fault occurred on start or during - reconfiguration if the "ssl" directive was used at http level and - there was no "ssl_certificate" defined. - - *) Bugfix: reduced memory consumption while proxying big files if they - were buffered to disk. - - *) Bugfix: a segmentation fault might occur in a worker process if - "proxy_http_version 1.1" directive was used. - - *) Bugfix: in the "expires @time" directive. - - -Changes with nginx 1.1.6 17 Oct 2011 - - *) Change in internal API: now module context data are cleared while - internal redirect to named location. - Requested by Yichun Zhang. - - *) Change: if a server in an upstream failed, only one request will be - sent to it after fail_timeout; the server will be considered alive if - it will successfully respond to the request. - - *) Change: now the 0x7F-0xFF characters are escaped as \xXX in an - access_log. - - *) Feature: "proxy/fastcgi/scgi/uwsgi_ignore_headers" directives support - the following additional values: X-Accel-Limit-Rate, - X-Accel-Buffering, X-Accel-Charset. - - *) Feature: decrease of memory consumption if SSL is used. - - *) Bugfix: some UTF-8 characters were processed incorrectly. - Thanks to Alexey Kuts. - - *) Bugfix: the ngx_http_rewrite_module directives specified at "server" - level were executed twice if no matching locations were defined. - - *) Bugfix: a socket leak might occurred if "aio sendfile" was used. - - *) Bugfix: connections with fast clients might be closed after - send_timeout if file AIO was used. - - *) Bugfix: in the ngx_http_autoindex_module. - - *) Bugfix: the module ngx_http_mp4_module did not support seeking on - 32-bit platforms. - - -Changes with nginx 1.1.5 05 Oct 2011 - - *) Feature: the "uwsgi_buffering" and "scgi_buffering" directives. - Thanks to Peter Smit. - - *) Bugfix: non-cacheable responses might be cached if - "proxy_cache_bypass" directive was used. - Thanks to John Ferlito. - - *) Bugfix: in HTTP/1.1 support in the ngx_http_proxy_module. - - *) Bugfix: cached responses with an empty body were returned - incorrectly; the bug had appeared in 0.8.31. - - *) Bugfix: 201 responses of the ngx_http_dav_module were incorrect; the - bug had appeared in 0.8.32. - - *) Bugfix: in the "return" directive. - - *) Bugfix: the "ssl_session_cache builtin" directive caused segmentation - fault; the bug had appeared in 1.1.1. - - -Changes with nginx 1.1.4 20 Sep 2011 - - *) Feature: the ngx_http_upstream_keepalive module. - - *) Feature: the "proxy_http_version" directive. - - *) Feature: the "fastcgi_keep_conn" directive. - - *) Feature: the "worker_aio_requests" directive. - - *) Bugfix: if nginx was built --with-file-aio it could not be run on - Linux kernel which did not support AIO. - - *) Bugfix: in Linux AIO error processing. - Thanks to Hagai Avrahami. - - *) Bugfix: reduced memory consumption for long-lived requests. - - *) Bugfix: the module ngx_http_mp4_module did not support 64-bit MP4 - "co64" atom. - - -Changes with nginx 1.1.3 14 Sep 2011 - - *) Feature: the module ngx_http_mp4_module. - - *) Bugfix: in Linux AIO combined with open_file_cache. - - *) Bugfix: open_file_cache did not update file info on retest if file - was not atomically changed. - - *) Bugfix: nginx could not be built on MacOSX 10.7. - - -Changes with nginx 1.1.2 05 Sep 2011 - - *) Change: now if total size of all ranges is greater than source - response size, then nginx disables ranges and returns just the source - response. - - *) Feature: the "max_ranges" directive. - - *) Bugfix: the "ssl_verify_client", "ssl_verify_depth", and - "ssl_prefer_server_ciphers" directives might work incorrectly if SNI - was used. - - *) Bugfix: in the "proxy/fastcgi/scgi/uwsgi_ignore_client_abort" - directives. - - -Changes with nginx 1.1.1 22 Aug 2011 - - *) Change: now cache loader processes either as many files as specified - by "loader_files" parameter or works no longer than time specified by - the "loader_threshold" parameter during each iteration. - - *) Change: now SIGWINCH signal works only in daemon mode. - - *) Feature: now shared zones and caches use POSIX semaphores on Solaris. - Thanks to Den Ivanov. - - *) Feature: accept filters are now supported on NetBSD. - - *) Bugfix: nginx could not be built on Linux 3.0. - - *) Bugfix: nginx did not use gzipping in some cases; the bug had - appeared in 1.1.0. - - *) Bugfix: request body might be processed incorrectly if client used - pipelining. - - *) Bugfix: in the "request_body_in_single_buf" directive. - - *) Bugfix: in "proxy_set_body" and "proxy_pass_request_body" directives - if SSL connection to backend was used. - - *) Bugfix: nginx hogged CPU if all servers in an upstream were marked as - "down". - - *) Bugfix: a segmentation fault might occur during reconfiguration if - ssl_session_cache was defined but not used in previous configuration. - - *) Bugfix: a segmentation fault might occur in a worker process if many - backup servers were used in an upstream. - - *) Bugfix: a segmentation fault might occur in a worker process if - "fastcgi/scgi/uwsgi_param" directives were used with values starting - with "HTTP_"; the bug had appeared in 0.8.40. - - -Changes with nginx 1.1.0 01 Aug 2011 - - *) Feature: cache loader run time decrease. - - *) Feature: "loader_files", "loader_sleep", and "loader_threshold" - options of the "proxy/fastcgi/scgi/uwsgi_cache_path" directives. - - *) Feature: loading time decrease of configuration with large number of - HTTPS sites. - - *) Feature: now nginx supports ECDHE key exchange ciphers. - Thanks to Adrian Kotelba. - - *) Feature: the "lingering_close" directive. - Thanks to Maxim Dounin. - - *) Bugfix: in closing connection for pipelined requests. - Thanks to Maxim Dounin. - - *) Bugfix: nginx did not disable gzipping if client sent "gzip;q=0" in - "Accept-Encoding" request header line. - - *) Bugfix: in timeout in unbuffered proxied mode. - Thanks to Maxim Dounin. - - *) Bugfix: memory leaks when a "proxy_pass" directive contains variables - and proxies to an HTTPS backend. - Thanks to Maxim Dounin. - - *) Bugfix: in parameter validation of a "proxy_pass" directive with - variables. - Thanks to Lanshun Zhou. - - *) Bugfix: SSL did not work on QNX. - Thanks to Maxim Dounin. - - *) Bugfix: SSL modules could not be built by gcc 4.6 without - --with-debug option. - - -Changes with nginx 1.0.5 19 Jul 2011 - - *) Change: now default SSL ciphers are "HIGH:!aNULL:!MD5". - Thanks to Rob Stradling. - - *) Feature: the "referer_hash_max_size" and "referer_hash_bucket_size" - directives. - Thanks to Witold Filipczyk. - - *) Feature: $uid_reset variable. - - *) Bugfix: a segmentation fault might occur in a worker process, if a - caching was used. - Thanks to Lanshun Zhou. - - *) Bugfix: worker processes may got caught in an endless loop during - reconfiguration, if a caching was used; the bug had appeared in - 0.8.48. - Thanks to Maxim Dounin. - - *) Bugfix: "stalled cache updating" alert. - Thanks to Maxim Dounin. - - -Changes with nginx 1.0.4 01 Jun 2011 - - *) Change: now regular expressions case sensitivity in the "map" - directive is given by prefixes "~" or "~*". - - *) Feature: now shared zones and caches use POSIX semaphores on Linux. - Thanks to Denis F. Latypoff. - - *) Bugfix: "stalled cache updating" alert. - - *) Bugfix: nginx could not be built --without-http_auth_basic_module; - the bug had appeared in 1.0.3. - - -Changes with nginx 1.0.3 25 May 2011 - - *) Feature: the "auth_basic_user_file" directive supports "$apr1", - "{PLAIN}", and "{SSHA}" password encryption methods. - Thanks to Maxim Dounin. - - *) Feature: the "geoip_org" directive and $geoip_org variable. - Thanks to Alexander Uskov, Arnaud Granal, and Denis F. Latypoff. - - *) Feature: ngx_http_geo_module and ngx_http_geoip_module support IPv4 - addresses mapped to IPv6 addresses. - - *) Bugfix: a segmentation fault occurred in a worker process during - testing IPv4 address mapped to IPv6 address, if access or deny rules - were defined only for IPv6; the bug had appeared in 0.8.22. - - *) Bugfix: a cached response may be broken if "proxy/fastcgi/scgi/ - uwsgi_cache_bypass" and "proxy/fastcgi/scgi/uwsgi_no_cache" directive - values were different; the bug had appeared in 0.8.46. - - -Changes with nginx 1.0.2 10 May 2011 - - *) Feature: now shared zones and caches use POSIX semaphores. - - *) Bugfix: in the "rotate" parameter of the "image_filter" directive. - Thanks to Adam Bocim. - - *) Bugfix: nginx could not be built on Solaris; the bug had appeared in - 1.0.1. - - -Changes with nginx 1.0.1 03 May 2011 - - *) Change: now the "split_clients" directive uses MurmurHash2 algorithm - because of better distribution. - Thanks to Oleg Mamontov. - - *) Change: now long strings starting with zero are not considered as - false values. - Thanks to Maxim Dounin. - - *) Change: now nginx uses a default listen backlog value 511 on Linux. - - *) Feature: the $upstream_... variables may be used in the SSI and perl - modules. - - *) Bugfix: now nginx limits better disk cache size. - Thanks to Oleg Mamontov. - - *) Bugfix: a segmentation fault might occur while parsing incorrect IPv4 - address; the bug had appeared in 0.9.3. - Thanks to Maxim Dounin. - - *) Bugfix: nginx could not be built by gcc 4.6 without --with-debug - option. - - *) Bugfix: nginx could not be built on Solaris 9 and earlier; the bug - had appeared in 0.9.3. - Thanks to Dagobert Michelsen. - - *) Bugfix: $request_time variable had invalid values if subrequests were - used; the bug had appeared in 0.8.47. - Thanks to Igor A. Valcov. - - -Changes with nginx 1.0.0 12 Apr 2011 - - *) Bugfix: a cache manager might hog CPU after reload. - Thanks to Maxim Dounin. - - *) Bugfix: an "image_filter crop" directive worked incorrectly coupled - with an "image_filter rotate 180" directive. - - *) Bugfix: a "satisfy any" directive disabled custom 401 error page. - - -Changes with nginx 0.9.7 04 Apr 2011 - - *) Feature: now keepalive connections may be closed premature, if there - are no free worker connections. - Thanks to Maxim Dounin. - - *) Feature: the "rotate" parameter of the "image_filter" directive. - Thanks to Adam Bocim. - - *) Bugfix: a case when a backend in "fastcgi_pass", "scgi_pass", or - "uwsgi_pass" directives is given by expression and refers to a - defined upstream. - - -Changes with nginx 0.9.6 21 Mar 2011 - - *) Feature: the "map" directive supports regular expressions as value of - the first parameter. - - *) Feature: $time_iso8601 access_log variable. - Thanks to Michael Lustfield. - - -Changes with nginx 0.9.5 21 Feb 2011 - - *) Change: now nginx uses a default listen backlog value -1 on Linux. - Thanks to Andrei Nigmatulin. - - *) Feature: the "utf8" parameter of "geoip_country" and "geoip_city" - directives. - Thanks to Denis F. Latypoff. - - *) Bugfix: in a default "proxy_redirect" directive if "proxy_pass" - directive has no URI part. - Thanks to Maxim Dounin. - - *) Bugfix: an "error_page" directive did not work with nonstandard error - codes; the bug had appeared in 0.8.53. - Thanks to Maxim Dounin. - - -Changes with nginx 0.9.4 21 Jan 2011 - - *) Feature: the "server_name" directive supports the $hostname variable. - - *) Feature: 494 code for "Request Header Too Large" error. - - -Changes with nginx 0.9.3 13 Dec 2010 - - *) Bugfix: if there was a single server for given IPv6 address:port - pair, then captures in regular expressions in a "server_name" - directive did not work. - - *) Bugfix: nginx could not be built on Solaris; the bug had appeared in - 0.9.0. - - -Changes with nginx 0.9.2 06 Dec 2010 - - *) Feature: the "If-Unmodified-Since" client request header line - support. - - *) Workaround: fallback to accept() syscall if accept4() was not - implemented; the issue had appeared in 0.9.0. - - *) Bugfix: nginx could not be built on Cygwin; the bug had appeared in - 0.9.0. - - *) Bugfix: for OpenSSL vulnerability CVE-2010-4180. - Thanks to Maxim Dounin. - - -Changes with nginx 0.9.1 30 Nov 2010 - - *) Bugfix: "return CODE message" directives did not work; the bug had - appeared in 0.9.0. - - -Changes with nginx 0.9.0 29 Nov 2010 - - *) Feature: the "keepalive_disable" directive. - - *) Feature: the "map" directive supports variables as value of a defined - variable. - - *) Feature: the "map" directive supports empty strings as value of the - first parameter. - - *) Feature: the "map" directive supports expressions as the first - parameter. - - *) Feature: nginx(8) manual page. - Thanks to Sergey Osokin. - - *) Feature: Linux accept4() support. - Thanks to Simon Liu. - - *) Workaround: elimination of Linux linker warning about "sys_errlist" - and "sys_nerr"; the warning had appeared in 0.8.35. - - *) Bugfix: a segmentation fault might occur in a worker process, if the - "auth_basic" directive was used. - Thanks to Michail Laletin. - - *) Bugfix: compatibility with ngx_http_eval_module; the bug had appeared - in 0.8.42. - - -Changes with nginx 0.8.53 18 Oct 2010 - - *) Feature: now the "error_page" directive allows to change a status - code in a redirect. - - *) Feature: the "gzip_disable" directive supports special "degradation" - mask. - - *) Bugfix: a socket leak might occurred if file AIO was used. - Thanks to Maxim Dounin. - - *) Bugfix: if the first server had no "listen" directive and there was - no explicit default server, then a next server with a "listen" - directive became the default server; the bug had appeared in 0.8.21. - - -Changes with nginx 0.8.52 28 Sep 2010 - - *) Bugfix: nginx used SSL mode for a listen socket if any listen option - was set; the bug had appeared in 0.8.51. - - -Changes with nginx 0.8.51 27 Sep 2010 - - *) Change: the "secure_link_expires" directive has been canceled. - - *) Change: a logging level of resolver errors has been lowered from - "alert" to "error". - - *) Feature: now a listen socket "ssl" parameter may be set several - times. - - -Changes with nginx 0.8.50 02 Sep 2010 - - *) Feature: the "secure_link", "secure_link_md5", and - "secure_link_expires" directives of the ngx_http_secure_link_module. - - *) Feature: the -q switch. - Thanks to Gena Makhomed. - - *) Bugfix: worker processes may got caught in an endless loop during - reconfiguration, if a caching was used; the bug had appeared in - 0.8.48. - - *) Bugfix: in the "gzip_disable" directive. - Thanks to Derrick Petzold. - - *) Bugfix: nginx/Windows could not send stop, quit, reopen, and reload - signals to a process run in other session. - - -Changes with nginx 0.8.49 09 Aug 2010 - - *) Feature: the "image_filter_jpeg_quality" directive supports - variables. - - *) Bugfix: a segmentation fault might occur in a worker process, if the - $geoip_region_name variables was used; the bug had appeared in - 0.8.48. - - *) Bugfix: errors intercepted by error_page were cached only for next - request; the bug had appeared in 0.8.48. - - -Changes with nginx 0.8.48 03 Aug 2010 - - *) Change: now the "server_name" directive default value is an empty - name "". - Thanks to Gena Makhomed. - - *) Change: now the "server_name_in_redirect" directive default value is - "off". - - *) Feature: the $geoip_dma_code, $geoip_area_code, and - $geoip_region_name variables. - Thanks to Christine McGonagle. - - *) Bugfix: the "proxy_pass", "fastcgi_pass", "uwsgi_pass", and - "scgi_pass" directives were not inherited inside "limit_except" - blocks. - - *) Bugfix: the "proxy_cache_min_uses", "fastcgi_cache_min_uses" - "uwsgi_cache_min_uses", and "scgi_cache_min_uses" directives did not - work; the bug had appeared in 0.8.46. - - *) Bugfix: the "fastcgi_split_path_info" directive used incorrectly - captures, if only parts of an URI were captured. - Thanks to Yuriy Taraday and Frank Enderle. - - *) Bugfix: the "rewrite" directive did not escape a ";" character during - copying from URI to query string. - Thanks to Daisuke Murase. - - *) Bugfix: the ngx_http_image_filter_module closed a connection, if an - image was larger than "image_filter_buffer" size. - - -Changes with nginx 0.8.47 28 Jul 2010 - - *) Bugfix: $request_time variable had invalid values for subrequests. - - *) Bugfix: errors intercepted by error_page could not be cached. - - *) Bugfix: a cache manager process may got caught in an endless loop, if - max_size parameter was used; the bug had appeared in 0.8.46. - - -Changes with nginx 0.8.46 19 Jul 2010 - - *) Change: now the "proxy_no_cache", "fastcgi_no_cache", - "uwsgi_no_cache", and "scgi_no_cache" directives affect on a cached - response saving only. - - *) Feature: the "proxy_cache_bypass", "fastcgi_cache_bypass", - "uwsgi_cache_bypass", and "scgi_cache_bypass" directives. - - *) Bugfix: nginx did not free memory in cache keys zones if there was an - error during working with backend: the memory was freed only after - inactivity time or on memory low condition. - - -Changes with nginx 0.8.45 13 Jul 2010 - - *) Feature: ngx_http_xslt_filter improvements. - Thanks to Laurence Rowe. - - *) Bugfix: SSI response might be truncated after include with - wait="yes"; the bug had appeared in 0.7.25. - Thanks to Maxim Dounin. - - *) Bugfix: the "listen" directive did not support the "setfib=0" - parameter. - - -Changes with nginx 0.8.44 05 Jul 2010 - - *) Change: now nginx does not cache by default backend responses, if - they have a "Set-Cookie" header line. - - *) Feature: the "listen" directive supports the "setfib" parameter. - Thanks to Andrew Filonov. - - *) Bugfix: the "sub_filter" directive might change character case on - partial match. - - *) Bugfix: compatibility with HP/UX. - - *) Bugfix: compatibility with AIX xlC_r compiler. - - *) Bugfix: nginx treated large SSLv2 packets as plain requests. - Thanks to Miroslaw Jaworski. - - -Changes with nginx 0.8.43 30 Jun 2010 - - *) Feature: large geo ranges base loading speed-up. - - *) Bugfix: an error_page redirection to "location /zero {return 204;}" - without changing status code kept the error body; the bug had - appeared in 0.8.42. - - *) Bugfix: nginx might close IPv6 listen socket during reconfiguration. - Thanks to Maxim Dounin. - - *) Bugfix: the $uid_set variable may be used at any request processing - stage. - - -Changes with nginx 0.8.42 21 Jun 2010 - - *) Change: now nginx tests locations given by regular expressions, if - request was matched exactly by a location given by a prefix string. - The previous behavior has been introduced in 0.7.1. - - *) Feature: the ngx_http_scgi_module. - Thanks to Manlio Perillo. - - *) Feature: a text answer may be added to a "return" directive. - - -Changes with nginx 0.8.41 15 Jun 2010 - - *) Security: nginx/Windows worker might be terminated abnormally if a - requested file name has invalid UTF-8 encoding. - - *) Change: now nginx allows to use spaces in a request line. - - *) Bugfix: the "proxy_redirect" directive changed incorrectly a backend - "Refresh" response header line. - Thanks to Andrey Andreew and Max Sogin. - - *) Bugfix: nginx did not support path without host name in "Destination" - request header line. - - -Changes with nginx 0.8.40 07 Jun 2010 - - *) Security: now nginx/Windows ignores default file stream name. - Thanks to Jose Antonio Vazquez Gonzalez. - - *) Feature: the ngx_http_uwsgi_module. - Thanks to Roberto De Ioris. - - *) Feature: a "fastcgi_param" directive with value starting with "HTTP_" - overrides a client request header line. - - *) Bugfix: the "If-Modified-Since", "If-Range", etc. client request - header lines were passed to FastCGI-server while caching. - - *) Bugfix: listen unix domain socket could not be changed during - reconfiguration. - Thanks to Maxim Dounin. - - -Changes with nginx 0.8.39 31 May 2010 - - *) Bugfix: an inherited "alias" directive worked incorrectly in - inclusive location. - - *) Bugfix: in "alias" with variables and "try_files" directives - combination. - - *) Bugfix: listen unix domain and IPv6 sockets did not inherit while - online upgrade. - Thanks to Maxim Dounin. - - -Changes with nginx 0.8.38 24 May 2010 - - *) Feature: the "proxy_no_cache" and "fastcgi_no_cache" directives. - - *) Feature: now the "rewrite" directive does a redirect automatically if - the $scheme variable is used. - Thanks to Piotr Sikora. - - *) Bugfix: now "limit_req" delay directive conforms to the described - algorithm. - Thanks to Maxim Dounin. - - *) Bugfix: the $uid_got variable might not be used in the SSI and perl - modules. - - -Changes with nginx 0.8.37 17 May 2010 - - *) Feature: the ngx_http_split_clients_module. - - *) Feature: the "map" directive supports keys more than 255 characters. - - *) Bugfix: nginx ignored the "private" and "no-store" values in the - "Cache-Control" backend response header line. - - *) Bugfix: a "stub" parameter of an "include" SSI directive was not - used, if empty response has 200 status code. - - *) Bugfix: if a proxied or FastCGI request was internally redirected to - another proxied or FastCGI location, then a segmentation fault might - occur in a worker process; the bug had appeared in 0.8.33. - Thanks to Yichun Zhang. - - *) Bugfix: IMAP connections may hang until they timed out while talking - to Zimbra server. - Thanks to Alan Batie. - - -Changes with nginx 0.8.36 22 Apr 2010 - - *) Bugfix: the ngx_http_dav_module handled incorrectly the DELETE, COPY, - and MOVE methods for symlinks. - - *) Bugfix: values of the $query_string, $arg_..., etc. variables cached - in main request were used by the SSI module in subrequests. - - *) Bugfix: a variable value was repeatedly encoded after each an "echo" - SSI-command output; the bug had appeared in 0.6.14. - - *) Bugfix: a worker process hung if a FIFO file was requested. - Thanks to Vicente Aguilar and Maxim Dounin. - - *) Bugfix: OpenSSL-1.0.0 compatibility on 64-bit Linux. - Thanks to Maxim Dounin. - - *) Bugfix: nginx could not be built --without-http-cache; the bug had - appeared in 0.8.35. - - -Changes with nginx 0.8.35 01 Apr 2010 - - *) Change: now the charset filter runs before the SSI filter. - - *) Feature: the "chunked_transfer_encoding" directive. - - *) Bugfix: an "&" character was not escaped when it was copied in - arguments part in a rewrite rule. - - *) Bugfix: nginx might be terminated abnormally while a signal - processing or if the directive "timer_resolution" was used on - platforms which do not support kqueue or eventport notification - methods. - Thanks to George Xie and Maxim Dounin. - - *) Bugfix: if temporary files and permanent storage area resided at - different file systems, then permanent file modification times were - incorrect. - Thanks to Maxim Dounin. - - *) Bugfix: ngx_http_memcached_module might issue the error message - "memcached sent invalid trailer". - Thanks to Maxim Dounin. - - *) Bugfix: nginx could not built zlib-1.2.4 library using the library - sources. - Thanks to Maxim Dounin. - - *) Bugfix: a segmentation fault occurred in a worker process, if there - was large stderr output before FastCGI response; the bug had appeared - in 0.8.34. - Thanks to Maxim Dounin. - - -Changes with nginx 0.8.34 03 Mar 2010 - - *) Bugfix: nginx did not support all ciphers and digests used in client - certificates. - Thanks to Innocenty Enikeew. - - *) Bugfix: nginx cached incorrectly FastCGI responses if there was large - stderr output before response. - - *) Bugfix: nginx did not support HTTPS referrers. - - *) Bugfix: nginx/Windows might not find file if path in configuration - was given in other character case; the bug had appeared in 0.8.33. - - *) Bugfix: the $date_local variable has an incorrect value, if the "%s" - format was used. - Thanks to Maxim Dounin. - - *) Bugfix: if ssl_session_cache was not set or was set to "none", then - during client certificate verify the error "session id context - uninitialized" might occur; the bug had appeared in 0.7.1. - - *) Bugfix: a geo range returned default value if the range included two - or more /16 networks and did not begin at /16 network boundary. - - *) Bugfix: a block used in a "stub" parameter of an "include" SSI - directive was output with "text/plain" MIME type. - - *) Bugfix: $r->sleep() did not work; the bug had appeared in 0.8.11. - - -Changes with nginx 0.8.33 01 Feb 2010 - - *) Security: now nginx/Windows ignores trailing spaces in URI. - Thanks to Dan Crowley, Core Security Technologies. - - *) Security: now nginx/Windows ignores short files names. - Thanks to Dan Crowley, Core Security Technologies. - - *) Change: now keepalive connections after POST requests are not - disabled for MSIE 7.0+. - Thanks to Adam Lounds. - - *) Workaround: now keepalive connections are disabled for Safari. - Thanks to Joshua Sierles. - - *) Bugfix: if a proxied or FastCGI request was internally redirected to - another proxied or FastCGI location, then $upstream_response_time - variable may have abnormally large value; the bug had appeared in - 0.8.7. - - *) Bugfix: a segmentation fault might occur in a worker process, while - discarding a request body; the bug had appeared in 0.8.11. - - -Changes with nginx 0.8.32 11 Jan 2010 - - *) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module. - Thanks to Maxim Dounin. - - *) Bugfix: regular expression named captures worked for two names only. - Thanks to Maxim Dounin. - - *) Bugfix: now the "localhost" name is used in the "Host" request header - line, if an unix domain socket is defined in the "auth_http" - directive. - Thanks to Maxim Dounin. - - *) Bugfix: nginx did not support chunked transfer encoding for 201 - responses. - Thanks to Julian Reich. - - *) Bugfix: if the "expires modified" set date in the past, then a - negative number was set in the "Cache-Control" response header line. - Thanks to Alex Kapranoff. - - -Changes with nginx 0.8.31 23 Dec 2009 - - *) Feature: now the "error_page" directive may redirect the 301 and 302 - responses. - - *) Feature: the $geoip_city_continent_code, $geoip_latitude, and - $geoip_longitude variables. - Thanks to Arvind Sundararajan. - - *) Feature: now the ngx_http_image_filter_module deletes always EXIF and - other application specific data if the data consume more than 5% of a - JPEG file. - - *) Bugfix: nginx closed a connection if a cached response had an empty - body. - Thanks to Piotr Sikora. - - *) Bugfix: nginx might not be built by gcc 4.x if the -O2 or higher - optimization option was used. - Thanks to Maxim Dounin and Denis F. Latypoff. - - *) Bugfix: regular expressions in location were always tested in - case-sensitive mode; the bug had appeared in 0.8.25. - - *) Bugfix: nginx cached a 304 response if there was the "If-None-Match" - header line in a proxied request. - Thanks to Tim Dettrick and David Kostal. - - *) Bugfix: nginx/Windows tried to delete a temporary file twice if the - file should replace an already existent file. - - -Changes with nginx 0.8.30 15 Dec 2009 - - *) Change: now the default buffer size of the - "large_client_header_buffers" directive is 8K. - Thanks to Andrew Cholakian. - - *) Feature: the conf/fastcgi.conf for simple FastCGI configurations. - - *) Bugfix: nginx/Windows tried to rename a temporary file twice if the - file should replace an already existent file. - - *) Bugfix: of "double free or corruption" error issued if host could not - be resolved; the bug had appeared in 0.8.22. - Thanks to Konstantin Svist. - - *) Bugfix: in libatomic usage on some platforms. - Thanks to W-Mark Kubacki. - - -Changes with nginx 0.8.29 30 Nov 2009 - - *) Change: now the "009" status code is written to an access log for - proxied HTTP/0.9 responses. - - *) Feature: the "addition_types", "charset_types", "gzip_types", - "ssi_types", "sub_filter_types", and "xslt_types" directives support - an "*" parameter. - - *) Feature: GCC 4.1+ built-in atomic operations usage. - Thanks to W-Mark Kubacki. - - *) Feature: the --with-libatomic[=DIR] option in the configure. - Thanks to W-Mark Kubacki. - - *) Bugfix: listen unix domain socket had limited access rights. - - *) Bugfix: cached HTTP/0.9 responses were handled incorrectly. - - *) Bugfix: regular expression named captures given by "?P<...>" did not - work in a "server_name" directive. - Thanks to Maxim Dounin. - - -Changes with nginx 0.8.28 23 Nov 2009 - - *) Bugfix: nginx could not be built with the --without-pcre parameter; - the bug had appeared in 0.8.25. - - -Changes with nginx 0.8.27 17 Nov 2009 - - *) Bugfix: regular expressions did not work in nginx/Windows; the bug - had appeared in 0.8.25. - - -Changes with nginx 0.8.26 16 Nov 2009 - - *) Bugfix: in captures usage in "rewrite" directive; the bug had - appeared in 0.8.25. - - *) Bugfix: nginx could not be built without the --with-debug option; the - bug had appeared in 0.8.25. - - -Changes with nginx 0.8.25 16 Nov 2009 - - *) Change: now no message is written in an error log if a variable is - not found by $r->variable() method. - - *) Feature: the ngx_http_degradation_module. - - *) Feature: regular expression named captures. - - *) Feature: now URI part is not required a "proxy_pass" directive if - variables are used. - - *) Feature: now the "msie_padding" directive works for Chrome too. - - *) Bugfix: a segmentation fault occurred in a worker process on low - memory condition; the bug had appeared in 0.8.18. - - *) Bugfix: nginx sent gzipped responses to clients those do not support - gzip, if "gzip_static on" and "gzip_vary off"; the bug had appeared - in 0.8.16. - - -Changes with nginx 0.8.24 11 Nov 2009 - - *) Bugfix: nginx always added "Content-Encoding: gzip" response header - line in 304 responses sent by ngx_http_gzip_static_module. - - *) Bugfix: nginx could not be built without the --with-debug option; the - bug had appeared in 0.8.23. - - *) Bugfix: the "unix:" parameter of the "set_real_ip_from" directive - inherited incorrectly from previous level. - - *) Bugfix: in resolving empty name. - - -Changes with nginx 0.8.23 11 Nov 2009 - - *) Security: now SSL/TLS renegotiation is disabled. - Thanks to Maxim Dounin. - - *) Bugfix: listen unix domain socket did not inherit while online - upgrade. - - *) Bugfix: the "unix:" parameter of the "set_real_ip_from" directive did - not without yet another directive with any IP address. - - *) Bugfix: segmentation fault and infinite looping in resolver. - - *) Bugfix: in resolver. - Thanks to Artem Bokhan. - - -Changes with nginx 0.8.22 03 Nov 2009 - - *) Feature: the "proxy_bind", "fastcgi_bind", and "memcached_bind" - directives. - - *) Feature: the "access" and the "deny" directives support IPv6. - - *) Feature: the "set_real_ip_from" directive supports IPv6 addresses in - request headers. - - *) Feature: the "unix:" parameter of the "set_real_ip_from" directive. - - *) Bugfix: nginx did not delete unix domain socket after configuration - testing. - - *) Bugfix: nginx deleted unix domain socket while online upgrade. - - *) Bugfix: the "!-x" operator did not work. - Thanks to Maxim Dounin. - - *) Bugfix: a segmentation fault might occur in a worker process, if - limit_rate was used in HTTPS server. - Thanks to Maxim Dounin. - - *) Bugfix: a segmentation fault might occur in a worker process while - $limit_rate logging. - Thanks to Maxim Dounin. - - *) Bugfix: a segmentation fault might occur in a worker process, if - there was no "listen" directive in "server" block; the bug had - appeared in 0.8.21. - - -Changes with nginx 0.8.21 26 Oct 2009 - - *) Feature: now the "-V" switch shows TLS SNI support. - - *) Feature: the "listen" directive of the HTTP module supports unix - domain sockets. - Thanks to Hongli Lai. - - *) Feature: the "default_server" parameter of the "listen" directive. - - *) Feature: now a "default" parameter is not required to set listen - socket options. - - *) Bugfix: nginx did not support dates in 2038 year on 32-bit platforms; - - *) Bugfix: socket leak; the bug had appeared in 0.8.11. - - -Changes with nginx 0.8.20 14 Oct 2009 - - *) Change: now default SSL ciphers are "HIGH:!ADH:!MD5". - - *) Bugfix: the ngx_http_autoindex_module did not show the trailing slash - in links to a directory; the bug had appeared in 0.7.15. - - *) Bugfix: nginx did not close a log file set by the --error-log-path - configuration option; the bug had appeared in 0.7.53. - - *) Bugfix: nginx did not treat a comma as separator in the - "Cache-Control" backend response header line. - - *) Bugfix: nginx/Windows might not create temporary file, a cache file, - or "proxy/fastcgi_store"d file if a worker had no enough access - rights for top level directories. - - *) Bugfix: the "Set-Cookie" and "P3P" FastCGI response header lines were - not hidden while caching if no "fastcgi_hide_header" directives were - used with any parameters. - - *) Bugfix: nginx counted incorrectly disk cache size. - - -Changes with nginx 0.8.19 06 Oct 2009 - - *) Change: now SSLv2 protocol is disabled by default. - - *) Change: now default SSL ciphers are "ALL:!ADH:RC4+RSA:+HIGH:+MEDIUM". - - *) Bugfix: a "limit_req" directive did not work; the bug had appeared in - 0.8.18. - - -Changes with nginx 0.8.18 06 Oct 2009 - - *) Feature: the "read_ahead" directive. - - *) Feature: now several "perl_modules" directives may be used. - - *) Feature: the "limit_req_log_level" and "limit_conn_log_level" - directives. - - *) Bugfix: now "limit_req" directive conforms to the leaky bucket - algorithm. - Thanks to Maxim Dounin. - - *) Bugfix: nginx did not work on Linux/sparc. - Thanks to Marcus Ramberg. - - *) Bugfix: nginx sent '\0' in a "Location" response header line on MKCOL - request. - Thanks to Xie Zhenye. - - *) Bugfix: zero status code was logged instead of 499 status code; the - bug had appeared in 0.8.11. - - *) Bugfix: socket leak; the bug had appeared in 0.8.11. - - -Changes with nginx 0.8.17 28 Sep 2009 - - *) Security: now "/../" are disabled in "Destination" request header - line. - - *) Change: now $host variable value is always low case. - - *) Feature: the $ssl_session_id variable. - - *) Bugfix: socket leak; the bug had appeared in 0.8.11. - - -Changes with nginx 0.8.16 22 Sep 2009 - - *) Feature: the "image_filter_transparency" directive. - - *) Bugfix: "addition_types" directive was incorrectly named - "addtion_types". - - *) Bugfix: resolver cache poisoning. - Thanks to Matthew Dempsky. - - *) Bugfix: memory leak in resolver. - Thanks to Matthew Dempsky. - - *) Bugfix: invalid request line in $request variable was written in - access_log only if error_log was set to "info" or "debug" level. - - *) Bugfix: in PNG alpha-channel support in the - ngx_http_image_filter_module. - - *) Bugfix: nginx always added "Vary: Accept-Encoding" response header - line, if both "gzip_static" and "gzip_vary" were on. - - *) Bugfix: in UTF-8 encoding support by "try_files" directive in - nginx/Windows. - - *) Bugfix: in "post_action" directive usage; the bug had appeared in - 0.8.11. - Thanks to Igor Artemiev. - - -Changes with nginx 0.8.15 14 Sep 2009 - - *) Security: a segmentation fault might occur in worker process while - specially crafted request handling. - Thanks to Chris Ries. - - *) Bugfix: if names .domain.tld, .sub.domain.tld, and .domain-some.tld - were defined, then the name .sub.domain.tld was matched by - .domain.tld. - - *) Bugfix: in transparency support in the ngx_http_image_filter_module. - - *) Bugfix: in file AIO. - - *) Bugfix: in X-Accel-Redirect usage; the bug had appeared in 0.8.11. - - *) Bugfix: in embedded perl module; the bug had appeared in 0.8.11. - - -Changes with nginx 0.8.14 07 Sep 2009 - - *) Bugfix: an expired cached response might stick in the "UPDATING" - state. - - *) Bugfix: a segmentation fault might occur in worker process, if - error_log was set to info or debug level. - Thanks to Sergey Bochenkov. - - *) Bugfix: in embedded perl module; the bug had appeared in 0.8.11. - - *) Bugfix: an "error_page" directive did not redirect a 413 error; the - bug had appeared in 0.6.10. - - -Changes with nginx 0.8.13 31 Aug 2009 - - *) Bugfix: in the "aio sendfile" directive; the bug had appeared in - 0.8.12. - - *) Bugfix: nginx could not be built without the --with-file-aio option - on FreeBSD; the bug had appeared in 0.8.12. - - -Changes with nginx 0.8.12 31 Aug 2009 - - *) Feature: the "sendfile" parameter in the "aio" directive on FreeBSD. - - *) Bugfix: in try_files; the bug had appeared in 0.8.11. - - *) Bugfix: in memcached; the bug had appeared in 0.8.11. - - -Changes with nginx 0.8.11 28 Aug 2009 - - *) Change: now directive "gzip_disable msie6" does not disable gzipping - for MSIE 6.0 SV1. - - *) Feature: file AIO support on FreeBSD and Linux. - - *) Feature: the "directio_alignment" directive. - - -Changes with nginx 0.8.10 24 Aug 2009 - - *) Bugfix: memory leaks if GeoIP City database was used. - - *) Bugfix: in copying temporary files to permanent storage area; the bug - had appeared in 0.8.9. - - -Changes with nginx 0.8.9 17 Aug 2009 - - *) Feature: now the start cache loader runs in a separate process; this - should improve large caches handling. - - *) Feature: now temporary files and permanent storage area may reside at - different file systems. - - -Changes with nginx 0.8.8 10 Aug 2009 - - *) Bugfix: in handling FastCGI headers split in records. - - *) Bugfix: a segmentation fault occurred in worker process, if a request - was handled in two proxied or FastCGIed locations and a caching was - enabled in the first location; the bug had appeared in 0.8.7. - - -Changes with nginx 0.8.7 27 Jul 2009 - - *) Change: minimum supported OpenSSL version is 0.9.7. - - *) Change: the "ask" parameter of the "ssl_verify_client" directive was - changed to the "optional" parameter and now it checks a client - certificate if it was offered. - Thanks to Brice Figureau. - - *) Feature: the $ssl_client_verify variable. - Thanks to Brice Figureau. - - *) Feature: the "ssl_crl" directive. - Thanks to Brice Figureau. - - *) Feature: the "proxy" parameter of the "geo" directive. - - *) Feature: the "image_filter" directive supports variables for setting - size. - - *) Bugfix: the $ssl_client_cert variable usage corrupted memory; the bug - had appeared in 0.7.7. - Thanks to Sergey Zhuravlev. - - *) Bugfix: "proxy_pass_header" and "fastcgi_pass_header" directives did - not pass to a client the "X-Accel-Redirect", "X-Accel-Limit-Rate", - "X-Accel-Buffering", and "X-Accel-Charset" lines from backend - response header. - Thanks to Maxim Dounin. - - *) Bugfix: in handling "Last-Modified" and "Accept-Ranges" backend - response header lines; the bug had appeared in 0.7.44. - Thanks to Maxim Dounin. - - *) Bugfix: the "[alert] zero size buf" error if subrequest returns an - empty response; the bug had appeared in 0.8.5. - - -Changes with nginx 0.8.6 20 Jul 2009 - - *) Feature: the ngx_http_geoip_module. - - *) Bugfix: XSLT filter may fail with message "not well formed XML - document" for valid XML document. - Thanks to Kuramoto Eiji. - - *) Bugfix: now in MacOSX, Cygwin, and nginx/Windows locations given by a - regular expression are always tested in case insensitive mode. - - *) Bugfix: now nginx/Windows ignores trailing dots in URI. - Thanks to Hugo Leisink. - - *) Bugfix: name of file specified in --conf-path was not honored during - installation; the bug had appeared in 0.6.6. - Thanks to Maxim Dounin. - - -Changes with nginx 0.8.5 13 Jul 2009 - - *) Bugfix: now nginx allows underscores in a request method. - - *) Bugfix: a 500 error code was returned for invalid login/password - while HTTP Basic authentication on Windows. - - *) Bugfix: ngx_http_perl_module responses did not work in subrequests. - - *) Bugfix: in ngx_http_limit_req_module. - Thanks to Maxim Dounin. - - -Changes with nginx 0.8.4 22 Jun 2009 - - *) Bugfix: nginx could not be built --without-http-cache; the bug had - appeared in 0.8.3. - - -Changes with nginx 0.8.3 19 Jun 2009 - - *) Feature: the $upstream_cache_status variable. - - *) Bugfix: nginx could not be built on MacOSX 10.6. - - *) Bugfix: nginx could not be built --without-http-cache; the bug had - appeared in 0.8.2. - - *) Bugfix: a segmentation fault occurred in worker process, if a backend - 401 error was intercepted and the backend did not set the - "WWW-Authenticate" response header line. - Thanks to Eugene Mychlo. - - -Changes with nginx 0.8.2 15 Jun 2009 - - *) Bugfix: in open_file_cache and proxy/fastcgi cache interaction on - start up. - - *) Bugfix: open_file_cache might cache open file descriptors too long; - the bug had appeared in 0.7.4. - - -Changes with nginx 0.8.1 08 Jun 2009 - - *) Feature: the "updating" parameter in "proxy_cache_use_stale" and - "fastcgi_cache_use_stale" directives. - - *) Bugfix: the "If-Modified-Since", "If-Range", etc. client request - header lines were passed to backend while caching if no - "proxy_set_header" directive was used with any parameters. - - *) Bugfix: the "Set-Cookie" and "P3P" response header lines were not - hidden while caching if no "proxy_hide_header/fastcgi_hide_header" - directives were used with any parameters. - - *) Bugfix: the ngx_http_image_filter_module did not support GIF87a - format. - Thanks to Denis Ilyinyh. - - *) Bugfix: nginx could not be built modules on Solaris 10 and early; the - bug had appeared in 0.7.56. - - -Changes with nginx 0.8.0 02 Jun 2009 - - *) Feature: the "keepalive_requests" directive. - - *) Feature: the "limit_rate_after" directive. - Thanks to Ivan Debnar. - - *) Bugfix: XLST filter did not work in subrequests. - - *) Bugfix: in relative paths handling in nginx/Windows. - - *) Bugfix: in proxy_store, fastcgi_store, proxy_cache, and fastcgi_cache - in nginx/Windows. - - *) Bugfix: in memory allocation error handling. - Thanks to Maxim Dounin and Kirill A. Korinskiy. - - -Changes with nginx 0.7.59 25 May 2009 - - *) Feature: the "proxy_cache_methods" and "fastcgi_cache_methods" - directives. - - *) Bugfix: socket leak; the bug had appeared in 0.7.25. - Thanks to Maxim Dounin. - - *) Bugfix: a segmentation fault occurred in worker process, if a request - had no body and the $request_body variable was used; - the bug had appeared in 0.7.58. - - *) Bugfix: the SSL modules might not built on Solaris and Linux; - the bug had appeared in 0.7.56. - - *) Bugfix: ngx_http_xslt_filter_module responses were not handled by - SSI, charset, and gzip filters. - - *) Bugfix: a "charset" directive did not set a charset to - ngx_http_gzip_static_module responses. - - -Changes with nginx 0.7.58 18 May 2009 - - *) Feature: a "listen" directive of the mail proxy module supports IPv6. - - *) Feature: the "image_filter_jpeg_quality" directive. - - *) Feature: the "client_body_in_single_buffer" directive. - - *) Feature: the $request_body variable. - - *) Bugfix: in ngx_http_autoindex_module in file name links having a ":" - symbol in the name. - - *) Bugfix: "make upgrade" procedure did not work; the bug had appeared - in 0.7.53. - Thanks to Denis F. Latypoff. - - -Changes with nginx 0.7.57 12 May 2009 - - *) Bugfix: a floating-point fault occurred in worker process, if the - ngx_http_image_filter_module errors were redirected to named - location; the bug had appeared in 0.7.56. - - -Changes with nginx 0.7.56 11 May 2009 - - *) Feature: nginx/Windows supports IPv6 in a "listen" directive of the - HTTP module. - - *) Bugfix: in ngx_http_image_filter_module. - - -Changes with nginx 0.7.55 06 May 2009 - - *) Bugfix: the http_XXX parameters in "proxy_cache_use_stale" and - "fastcgi_cache_use_stale" directives did not work. - - *) Bugfix: fastcgi cache did not cache header only responses. - - *) Bugfix: of "select() failed (9: Bad file descriptor)" error in - nginx/Unix and "select() failed (10038: ...)" error in nginx/Windows. - - *) Bugfix: a segmentation fault might occur in worker process, if an - "debug_connection" directive was used; the bug had appeared in - 0.7.54. - - *) Bugfix: fix ngx_http_image_filter_module building errors. - - *) Bugfix: the files bigger than 2G could not be transferred using - $r->sendfile. - Thanks to Maxim Dounin. - - -Changes with nginx 0.7.54 01 May 2009 - - *) Feature: the ngx_http_image_filter_module. - - *) Feature: the "proxy_ignore_headers" and "fastcgi_ignore_headers" - directives. - - *) Bugfix: a segmentation fault might occur in worker process, if an - "open_file_cache_errors off" directive was used; the bug had appeared - in 0.7.53. - - *) Bugfix: the "port_in_redirect off" directive did not work; the bug - had appeared in 0.7.39. - - *) Bugfix: improve handling of "select" method errors. - - *) Bugfix: of "select() failed (10022: ...)" error in nginx/Windows. - - *) Bugfix: in error text descriptions in nginx/Windows; the bug had - appeared in 0.7.53. - - -Changes with nginx 0.7.53 27 Apr 2009 - - *) Change: now a log set by --error-log-path is created from the very - start-up. - - *) Feature: now the start up errors and warnings are outputted to an - error_log and stderr. - - *) Feature: the empty --prefix= configure parameter forces nginx to use - a directory where it was run as prefix. - - *) Feature: the -p switch. - - *) Feature: the -s switch on Unix platforms. - - *) Feature: the -? and -h switches. - Thanks to Jerome Loyet. - - *) Feature: now switches may be set in condensed form. - - *) Bugfix: nginx/Windows did not work if configuration file was given by - the -c switch. - - *) Bugfix: temporary files might be not removed if the "proxy_store", - "fastcgi_store", "proxy_cache", or "fastcgi_cache" were used. - Thanks to Maxim Dounin. - - *) Bugfix: an incorrect value was passed to mail proxy authentication - server in "Auth-Method" header line; the bug had appeared - in 0.7.34. - Thanks to Simon Lecaille. - - *) Bugfix: system error text descriptions were not logged on Linux; - the bug had appeared in 0.7.45. - - *) Bugfix: the "fastcgi_cache_min_uses" directive did not work. - Thanks to Andrew Vorobyoff. - - -Changes with nginx 0.7.52 20 Apr 2009 - - *) Feature: the first native Windows binary release. - - *) Bugfix: in processing HEAD method while caching. - - *) Bugfix: in processing the "If-Modified-Since", "If-Range", etc. - client request header lines while caching. - - *) Bugfix: now the "Set-Cookie" and "P3P" header lines are hidden in - cacheable responses. - - *) Bugfix: if nginx was built with the ngx_http_perl_module and with a - perl which supports threads, then during a master process exit the - message "panic: MUTEX_LOCK" might be issued. - - *) Bugfix: nginx could not be built --without-http-cache; the bug had - appeared in 0.7.48. - - *) Bugfix: nginx could not be built on platforms different from i386, - amd64, sparc, and ppc; the bug had appeared in 0.7.42. - - -Changes with nginx 0.7.51 12 Apr 2009 - - *) Feature: the "try_files" directive supports a response code in the - fallback parameter. - - *) Feature: now any response code can be used in the "return" directive. - - *) Bugfix: the "error_page" directive made an external redirect without - query string; the bug had appeared in 0.7.44. - - *) Bugfix: if servers listened on several defined explicitly addresses, - then virtual servers might not work; the bug had appeared in 0.7.39. - - -Changes with nginx 0.7.50 06 Apr 2009 - - *) Bugfix: the $arg_... variables did not work; the bug had appeared in - 0.7.49. - - -Changes with nginx 0.7.49 06 Apr 2009 - - *) Bugfix: a segmentation fault might occur in worker process, if the - $arg_... variables were used; the bug had appeared in 0.7.48. - - -Changes with nginx 0.7.48 06 Apr 2009 - - *) Feature: the "proxy_cache_key" directive. - - *) Bugfix: now nginx takes into account the "X-Accel-Expires", - "Expires", and "Cache-Control" header lines in a backend response. - - *) Bugfix: now nginx caches responses for the GET requests only. - - *) Bugfix: the "fastcgi_cache_key" directive was not inherited. - - *) Bugfix: the $arg_... variables did not work with SSI subrequests. - Thanks to Maxim Dounin. - - *) Bugfix: nginx could not be built with uclibc library. - Thanks to Timothy Redaelli. - - *) Bugfix: nginx could not be built on OpenBSD; the bug had - appeared in 0.7.46. - - -Changes with nginx 0.7.47 01 Apr 2009 - - *) Bugfix: nginx could not be built on FreeBSD 6 and early versions; the - bug had appeared in 0.7.46. - - *) Bugfix: nginx could not be built on MacOSX; the bug had - appeared in 0.7.46. - - *) Bugfix: if the "max_size" parameter was set, then the cache manager - might purge a whole cache; the bug had appeared in 0.7.46. - - *) Change: a segmentation fault might occur in worker process, if the - "proxy_cache"/"fastcgi_cache" and the "proxy_cache_valid"/ - "fastcgi_cache_valid" were set on different levels; the bug had - appeared in 0.7.46. - - *) Bugfix: a segmentation fault might occur in worker process, if a - request was redirected to a proxied or FastCGI server via error_page - or try_files; the bug had appeared in 0.7.44. - - -Changes with nginx 0.7.46 30 Mar 2009 - - *) Bugfix: the previous release tarball was incorrect. - - -Changes with nginx 0.7.45 30 Mar 2009 - - *) Change: now the "proxy_cache" and the "proxy_cache_valid" directives - can be set on different levels. - - *) Change: the "clean_time" parameter of the "proxy_cache_path" - directive is canceled. - - *) Feature: the "max_size" parameter of the "proxy_cache_path" - directive. - - *) Feature: the ngx_http_fastcgi_module preliminary cache support. - - *) Feature: now on shared memory allocation errors directive and zone - names are logged. - - *) Bugfix: the directive "add_header last-modified ''" did not delete a - "Last-Modified" response header line; the bug had appeared in 0.7.44. - - *) Bugfix: a relative path in the "auth_basic_user_file" directive given - without variables did not work; the bug had appeared in 0.7.44. - Thanks to Jerome Loyet. - - *) Bugfix: in an "alias" directive given using variables without - references to captures of regular expressions; the bug had appeared - in 0.7.42. - - -Changes with nginx 0.7.44 23 Mar 2009 - - *) Feature: the ngx_http_proxy_module preliminary cache support. - - *) Feature: the --with-pcre option in the configure. - - *) Feature: the "try_files" directive is now allowed on the server block - level. - - *) Bugfix: the "try_files" directive handled incorrectly a query string - in a fallback parameter. - - *) Bugfix: the "try_files" directive might test incorrectly directories. - - *) Bugfix: if there was a single server for given address:port pair, - then captures in regular expressions in a "server_name" directive did - not work. - - -Changes with nginx 0.7.43 18 Mar 2009 - - *) Bugfix: a request was handled incorrectly, if a "root" directive used - variables; the bug had appeared in 0.7.42. - - *) Bugfix: if a server listened on wildcard address, then the - $server_addr variable value was "0.0.0.0"; the bug had appeared in - 0.7.36. - - -Changes with nginx 0.7.42 16 Mar 2009 - - *) Change: now the "Invalid argument" error returned by - setsockopt(TCP_NODELAY) on Solaris, is ignored. - - *) Change: now if a file specified in a "auth_basic_user_file" directive - is absent, then the 403 error is returned instead of the 500 one. - - *) Feature: the "auth_basic_user_file" directive supports variables. - Thanks to Kirill A. Korinskiy. - - *) Feature: the "listen" directive supports the "ipv6only" parameter. - Thanks to Zhang Hua. - - *) Bugfix: in an "alias" directive with references to captures of - regular expressions; the bug had appeared in 0.7.40. - - *) Bugfix: compatibility with Tru64 UNIX. - Thanks to Dustin Marquess. - - *) Bugfix: nginx could not be built without PCRE library; the bug had - appeared in 0.7.41. - - -Changes with nginx 0.7.41 11 Mar 2009 - - *) Bugfix: a segmentation fault might occur in worker process, if a - "server_name" or a "location" directives had captures in regular - expressions; the issue had appeared in 0.7.40. - Thanks to Vladimir Sopot. - - -Changes with nginx 0.7.40 09 Mar 2009 - - *) Feature: the "location" directive supports captures in regular - expressions. - - *) Feature: an "alias" directive with capture references may be used - inside a location given by a regular expression with captures. - - *) Feature: the "server_name" directive supports captures in regular - expressions. - - *) Workaround: the ngx_http_autoindex_module did not show the trailing - slash in directories on XFS filesystem; the issue had appeared in - 0.7.15. - Thanks to Dmitry Kuzmenko. - - -Changes with nginx 0.7.39 02 Mar 2009 - - *) Bugfix: large response with SSI might hang, if gzipping was enabled; - the bug had appeared in 0.7.28. - Thanks to Artem Bokhan. - - *) Bugfix: a segmentation fault might occur in worker process, if short - static variants are used in a "try_files" directive. - - -Changes with nginx 0.7.38 23 Feb 2009 - - *) Feature: authentication failures logging. - - *) Bugfix: name/password in auth_basic_user_file were ignored after odd - number of empty lines. - Thanks to Alexander Zagrebin. - - *) Bugfix: a segmentation fault occurred in a master process, if long - path was used in unix domain socket; the bug had appeared in 0.7.36. - - -Changes with nginx 0.7.37 21 Feb 2009 - - *) Bugfix: directives using upstreams did not work; the bug had appeared - in 0.7.36. - - -Changes with nginx 0.7.36 21 Feb 2009 - - *) Feature: a preliminary IPv6 support; the "listen" directive of the - HTTP module supports IPv6. - - *) Bugfix: the $ancient_browser variable did not work for browsers - preset by a "modern_browser" directives. - - -Changes with nginx 0.7.35 16 Feb 2009 - - *) Bugfix: a "ssl_engine" directive did not use a SSL-accelerator for - asymmetric ciphers. - Thanks to Marcin Gozdalik. - - *) Bugfix: a "try_files" directive set MIME type depending on an - original request extension. - - *) Bugfix: "*domain.tld" names were handled incorrectly in - "server_name", "valid_referers", and "map" directives, if - ".domain.tld" and ".subdomain.domain.tld" wildcards were used; - the bug had appeared in 0.7.9. - - -Changes with nginx 0.7.34 10 Feb 2009 - - *) Feature: the "off" parameter of the "if_modified_since" directive. - - *) Feature: now nginx sends an HELO/EHLO command after a XCLIENT - command. - Thanks to Maxim Dounin. - - *) Feature: Microsoft specific "AUTH LOGIN with User Name" mode support - in mail proxy server. - Thanks to Maxim Dounin. - - *) Bugfix: in a redirect rewrite directive original arguments were - concatenated with new arguments by a "?" rather than an "&"; - the bug had appeared in 0.1.18. - Thanks to Maxim Dounin. - - *) Bugfix: nginx could not be built on AIX. - - -Changes with nginx 0.7.33 02 Feb 2009 - - *) Bugfix: a double response might be returned if the epoll or rtsig - methods are used and a redirect was returned to a request with body. - Thanks to Eden Li. - - *) Bugfix: the $sent_http_location variable was empty for some redirects - types. - - *) Bugfix: a segmentation fault might occur in worker process if - "resolver" directive was used in SMTP proxy. - - -Changes with nginx 0.7.32 26 Jan 2009 - - *) Feature: now a directory existence testing can be set explicitly in - the "try_files" directive. - - *) Bugfix: fastcgi_store stored files not always. - - *) Bugfix: in geo ranges. - - *) Bugfix: in shared memory allocations if nginx was built without - debugging. - Thanks to Andrey Kvasov. - - -Changes with nginx 0.7.31 19 Jan 2009 - - *) Change: now the "try_files" directive tests files only and ignores - directories. - - *) Feature: the "fastcgi_split_path_info" directive. - - *) Bugfixes in an "Expect" request header line support. - - *) Bugfixes in geo ranges. - - *) Bugfix: in a miss case ngx_http_memcached_module returned the "END" - line as response body instead of default 404 page body; the bug had - appeared in 0.7.18. - Thanks to Maxim Dounin. - - *) Bugfix: while SMTP proxying nginx issued message "250 2.0.0 OK" - instead of "235 2.0.0 OK"; the bug had appeared in 0.7.22. - Thanks to Maxim Dounin. - - -Changes with nginx 0.7.30 24 Dec 2008 - - *) Bugfix: a segmentation fault occurred in worker process, if variables - were used in the "fastcgi_pass" or "proxy_pass" directives and host - name must be resolved; the bug had appeared in 0.7.29. - - -Changes with nginx 0.7.29 24 Dec 2008 - - *) Bugfix: the "fastcgi_pass" and "proxy_pass" directives did not - support variables if unix domain sockets were used. - - *) Bugfixes in subrequest processing; the bugs had appeared in 0.7.25. - - *) Bugfix: a "100 Continue" response was issued for HTTP/1.0 requests; - Thanks to Maxim Dounin. - - *) Bugfix: in memory allocation in the ngx_http_gzip_filter_module on - Cygwin. - - -Changes with nginx 0.7.28 22 Dec 2008 - - *) Change: in memory allocation in the ngx_http_gzip_filter_module. - - *) Change: the default "gzip_buffers" directive values have been changed - to 32 4k or 16 8k from 4 4k/8k. - - -Changes with nginx 0.7.27 15 Dec 2008 - - *) Feature: the "try_files" directive. - - *) Feature: variables support in the "fastcgi_pass" directive. - - *) Feature: now the $geo variable may get an address from a variable. - Thanks to Andrei Nigmatulin. - - *) Feature: now a location's modifier may be used without space before - name. - - *) Feature: the $upstream_response_length variable. - - *) Bugfix: now a "add_header" directive does not add an empty value. - - *) Bugfix: if zero length static file was requested, then nginx just - closed connection; the bug had appeared in 0.7.25. - - *) Bugfix: a MOVE method could not move file in non-existent directory. - - *) Bugfix: a segmentation fault occurred in worker process, if no one - named location was defined in server, but some one was used in an - error_page directive. - Thanks to Sergey Bochenkov. - - -Changes with nginx 0.7.26 08 Dec 2008 - - *) Bugfix: in subrequest processing; the bug had appeared in 0.7.25. - - -Changes with nginx 0.7.25 08 Dec 2008 - - *) Change: in subrequest processing. - - *) Change: now POSTs without "Content-Length" header line are allowed. - - *) Bugfix: now the "limit_req" and "limit_conn" directives log a - prohibition reason. - - *) Bugfix: in the "delete" parameter of the "geo" directive. - - -Changes with nginx 0.7.24 01 Dec 2008 - - *) Feature: the "if_modified_since" directive. - - *) Bugfix: nginx did not process a FastCGI server response, if the - server send too many messages to stderr before response. - - *) Bugfix: the "$cookie_..." variables did not work in the SSI and the - perl module. - - -Changes with nginx 0.7.23 27 Nov 2008 - - *) Feature: the "delete" and "ranges" parameters in the "geo" directive. - - *) Feature: speeding up loading of geo base with large number of values. - - *) Feature: decrease of memory required for geo base load. - - -Changes with nginx 0.7.22 20 Nov 2008 - - *) Feature: the "none" parameter in the "smtp_auth" directive. - Thanks to Maxim Dounin. - - *) Feature: the "$cookie_..." variables. - - *) Bugfix: the "directio" directive did not work in XFS filesystem. - - *) Bugfix: the resolver did not understand big DNS responses. - Thanks to Zyb. - - -Changes with nginx 0.7.21 11 Nov 2008 - - *) Changes in the ngx_http_limit_req_module. - - *) Feature: the EXSLT support in the ngx_http_xslt_module. - Thanks to Denis F. Latypoff. - - *) Workaround: compatibility with glibc 2.3. - Thanks to Eric Benson and Maxim Dounin. - - *) Bugfix: nginx could not run on MacOSX 10.4 and earlier; the bug had - appeared in 0.7.6. - - -Changes with nginx 0.7.20 10 Nov 2008 - - *) Changes in the ngx_http_gzip_filter_module. - - *) Feature: the ngx_http_limit_req_module. - - *) Bugfix: worker processes might exit on a SIGBUS signal on sparc and - ppc platforms; the bug had appeared in 0.7.3. - Thanks to Maxim Dounin. - - *) Bugfix: the "proxy_pass http://host/some:uri" directives did not - work; the bug had appeared in 0.7.12. - - *) Bugfix: in HTTPS mode requests might fail with the "bad write retry" - error. - - *) Bugfix: the ngx_http_secure_link_module did not work inside - locations, whose names are less than 3 characters. - - *) Bugfix: $server_addr variable might have no value. - - -Changes with nginx 0.7.19 13 Oct 2008 - - *) Bugfix: version number update. - - -Changes with nginx 0.7.18 13 Oct 2008 - - *) Change: the "underscores_in_headers" directive; now nginx does not - allows underscores in a client request header line names. - - *) Feature: the ngx_http_secure_link_module. - - *) Feature: the "real_ip_header" directive supports any header. - - *) Feature: the "log_subrequest" directive. - - *) Feature: the $realpath_root variable. - - *) Feature: the "http_502" and "http_504" parameters of the - "proxy_next_upstream" directive. - - *) Bugfix: the "http_503" parameter of the "proxy_next_upstream" or - "fastcgi_next_upstream" directives did not work. - - *) Bugfix: nginx might send a "Transfer-Encoding: chunked" header line - for HEAD requests. - - *) Bugfix: now accept threshold depends on worker_connections. - - -Changes with nginx 0.7.17 15 Sep 2008 - - *) Feature: now the "directio" directive works on Linux. - - *) Feature: the $pid variable. - - *) Bugfix: the "directio" optimization that had appeared in 0.7.15 did - not work with open_file_cache. - - *) Bugfix: the "access_log" with variables did not work on Linux; the - bug had appeared in 0.7.7. - - *) Bugfix: the ngx_http_charset_module did not understand quoted charset - name received from backend. - - -Changes with nginx 0.7.16 08 Sep 2008 - - *) Bugfix: nginx could not be built on 64-bit platforms; the bug had - appeared in 0.7.15. - - -Changes with nginx 0.7.15 08 Sep 2008 - - *) Feature: the ngx_http_random_index_module. - - *) Feature: the "directio" directive has been optimized for file - requests starting from arbitrary position. - - *) Feature: the "directio" directive turns off sendfile if it is - necessary. - - *) Feature: now nginx allows underscores in a client request header line - names. - - -Changes with nginx 0.7.14 01 Sep 2008 - - *) Change: now the ssl_certificate and ssl_certificate_key directives - have no default values. - - *) Feature: the "listen" directive supports the "ssl" parameter. - - *) Feature: now nginx takes into account a time zone change while - reconfiguration on FreeBSD and Linux. - - *) Bugfix: the "listen" directive parameters such as "backlog", - "rcvbuf", etc. were not set, if a default server was not the first - one. - - *) Bugfix: if URI part captured by a "rewrite" directive was used as a - query string, then the query string was not escaped. - - *) Bugfix: configuration file validity test improvements. - - -Changes with nginx 0.7.13 26 Aug 2008 - - *) Bugfix: nginx could not be built on Linux and Solaris; the bug had - appeared in 0.7.12. - - -Changes with nginx 0.7.12 26 Aug 2008 - - *) Feature: the "server_name" directive supports empty name "". - - *) Feature: the "gzip_disable" directive supports special "msie6" mask. - - *) Bugfix: if the "max_fails=0" parameter was used in upstream with - several servers, then a worker process exited on a SIGFPE signal. - Thanks to Maxim Dounin. - - *) Bugfix: a request body was dropped while redirection via an - "error_page" directive. - - *) Bugfix: a full response was returned for request method HEAD while - redirection via an "error_page" directive. - - *) Bugfix: the $r->header_in() method did not return value of the - "Host", "User-Agent", and "Connection" request header lines; the bug - had appeared in 0.7.0. - - -Changes with nginx 0.7.11 18 Aug 2008 - - *) Change: now ngx_http_charset_module does not work by default with - text/css MIME type. - - *) Feature: now nginx returns the 405 status code for POST method - requesting a static file only if the file exists. - - *) Feature: the "proxy_ssl_session_reuse" directive. - - *) Bugfix: a "proxy_pass" directive without URI part might use original - request after the "X-Accel-Redirect" redirection was used. - - *) Bugfix: if a directory has search only rights and the first index - file was absent, then nginx returned the 500 status code. - - *) Bugfix: in inclusive locations; the bugs had appeared in 0.7.1. - - -Changes with nginx 0.7.10 13 Aug 2008 - - *) Bugfix: in the "addition_types", "charset_types", "gzip_types", - "ssi_types", "sub_filter_types", and "xslt_types" directives; the - bugs had appeared in 0.7.9. - - *) Bugfix: of recursive error_page for 500 status code. - - *) Bugfix: now the ngx_http_realip_module sets address not for whole - keepalive connection, but for each request passed via the connection. - - -Changes with nginx 0.7.9 12 Aug 2008 - - *) Change: now ngx_http_charset_module works by default with following - MIME types: text/html, text/css, text/xml, text/plain, - text/vnd.wap.wml, application/x-javascript, and application/rss+xml. - - *) Feature: the "charset_types" and "addition_types" directives. - - *) Feature: now the "gzip_types", "ssi_types", and "sub_filter_types" - directives use hash. - - *) Feature: the ngx_cpp_test_module. - - *) Feature: the "expires" directive supports daily time. - - *) Feature: the ngx_http_xslt_module improvements and bug fixing. - Thanks to Denis F. Latypoff and Maxim Dounin. - - *) Bugfix: the "log_not_found" directive did not work for index files - tests. - - *) Bugfix: HTTPS connections might hang, if kqueue, epoll, rtsig, or - eventport methods were used; the bug had appeared in 0.7.7. - - *) Bugfix: if the "server_name", "valid_referers", and "map" directives - used an "*.domain.tld" wildcard and exact name "domain.tld" was not - set, then the exact name was matched by the wildcard; the bug had - appeared in 0.3.18. - - -Changes with nginx 0.7.8 04 Aug 2008 - - *) Feature: the ngx_http_xslt_module. - - *) Feature: the "$arg_..." variables. - - *) Feature: Solaris directio support. - Thanks to Ivan Debnar. - - *) Bugfix: now if FastCGI server sends a "Location" header line without - status line, then nginx uses 302 status code. - Thanks to Maxim Dounin. - - -Changes with nginx 0.7.7 30 Jul 2008 - - *) Change: now the EAGAIN error returned by connect() is not considered - as temporary error. - - *) Change: now the $ssl_client_cert variable value is a certificate with - TAB character intended before each line except first one; an - unchanged certificate is available in the $ssl_client_raw_cert - variable. - - *) Feature: the "ask" parameter in the "ssl_verify_client" directive. - - *) Feature: byte-range processing improvements. - Thanks to Maxim Dounin. - - *) Feature: the "directio" directive. - Thanks to Jiang Hong. - - *) Feature: MacOSX 10.5 sendfile() support. - - *) Bugfix: now in MacOSX and Cygwin locations are tested in case - insensitive mode; however, the compare is provided by single-byte - locales only. - - *) Bugfix: mail proxy SSL connections hanged, if select, poll, or - /dev/poll methods were used. - - *) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module. - - -Changes with nginx 0.7.6 07 Jul 2008 - - *) Bugfix: now if variables are used in the "access_log" directive a - request root existence is always tested. - - *) Bugfix: the ngx_http_flv_module did not support several values in a - query string. - - -Changes with nginx 0.7.5 01 Jul 2008 - - *) Bugfixes in variables support in the "access_log" directive; the bugs - had appeared in 0.7.4. - - *) Bugfix: nginx could not be built --without-http_gzip_module; the bug - had appeared in 0.7.3. - Thanks to Kirill A. Korinskiy. - - *) Bugfix: if sub_filter and SSI were used together, then responses - might were transferred incorrectly. - - -Changes with nginx 0.7.4 30 Jun 2008 - - *) Feature: variables support in the "access_log" directive. - - *) Feature: the "open_log_file_cache" directive. - - *) Feature: the -g switch. - - *) Feature: the "Expect" request header line support. - - *) Bugfix: large SSI inclusions might be truncated. - - -Changes with nginx 0.7.3 23 Jun 2008 - - *) Change: the "rss" extension MIME type has been changed to - "application/rss+xml". - - *) Change: now the "gzip_vary" directive turned on issues a - "Vary: Accept-Encoding" header line for uncompressed responses too. - - *) Feature: now the "rewrite" directive does a redirect automatically if - the "https://" protocol is used. - - *) Bugfix: the "proxy_pass" directive did not work with the HTTPS - protocol; the bug had appeared in 0.6.9. - - -Changes with nginx 0.7.2 16 Jun 2008 - - *) Feature: now nginx supports EDH key exchange ciphers. - - *) Feature: the "ssl_dhparam" directive. - - *) Feature: the $ssl_client_cert variable. - Thanks to Manlio Perillo. - - *) Bugfix: after changing URI via a "rewrite" directive nginx did not - search a new location; the bug had appeared in 0.7.1. - Thanks to Maxim Dounin. - - *) Bugfix: nginx could not be built without PCRE library; the bug had - appeared in 0.7.1. - - *) Bugfix: when a request to a directory was redirected with the slash - added, nginx dropped a query string from the original request. - - -Changes with nginx 0.7.1 26 May 2008 - - *) Change: now locations are searched in a tree. - - *) Change: the "optimize_server_names" directive was canceled due to the - "server_name_in_redirect" directive introduction. - - *) Change: some long deprecated directives are not supported anymore. - - *) Change: the "none" parameter in the "ssl_session_cache" directive; - now this is default parameter. - Thanks to Rob Mueller. - - *) Bugfix: worker processes might not catch reconfiguration and log - rotation signals. - - *) Bugfix: nginx could not be built on latest Fedora 9 Linux. - Thanks to Roxis. - - -Changes with nginx 0.7.0 19 May 2008 - - *) Change: now the 0x00-0x1F, '"' and '\' characters are escaped as \xXX - in an access_log. - Thanks to Maxim Dounin. - - *) Change: now nginx allows several "Host" request header line. - - *) Feature: the "modified" flag in the "expires" directive. - - *) Feature: the $uid_got and $uid_set variables may be used at any - request processing stage. - - *) Feature: the $hostname variable. - Thanks to Andrei Nigmatulin. - - *) Feature: DESTDIR support. - Thanks to Todd A. Fisher and Andras Voroskoi. - - *) Bugfix: a segmentation fault might occur in worker process on Linux, - if keepalive was enabled. - - -Changes with nginx 0.6.31 12 May 2008 - - *) Bugfix: nginx did not process FastCGI response if header was at the - end of FastCGI record; the bug had appeared in 0.6.2. - Thanks to Sergey Serov. - - *) Bugfix: a segmentation fault might occur in worker process if a file - was deleted and the "open_file_cache_errors" directive was off. - - -Changes with nginx 0.6.30 29 Apr 2008 - - *) Change: now if an "include" directive pattern does not match any - file, then nginx does not issue an error. - - *) Feature: now the time in directives may be specified without spaces, - for example, "1h50m". - - *) Bugfix: memory leaks if the "ssl_verify_client" directive was on. - Thanks to Chavelle Vincent. - - *) Bugfix: the "sub_filter" directive might set text to change into - output. - - *) Bugfix: the "error_page" directive did not take into account - arguments in redirected URI. - - *) Bugfix: now nginx always opens files in binary mode under Cygwin. - - *) Bugfix: nginx could not be built on OpenBSD; the bug had appeared in - 0.6.15. - - -Changes with nginx 0.6.29 18 Mar 2008 - - *) Feature: the ngx_google_perftools_module. - - *) Bugfix: the ngx_http_perl_module could not be built on 64-bit - platforms; the bug had appeared in 0.6.27. - - -Changes with nginx 0.6.28 13 Mar 2008 - - *) Bugfix: the rtsig method could not be built; the bug had appeared in - 0.6.27. - - -Changes with nginx 0.6.27 12 Mar 2008 - - *) Change: now by default the rtsig method is not built on - Linux 2.6.18+. - - *) Change: now a request method is not changed while redirection to a - named location via an "error_page" directive. - - *) Feature: the "resolver" and "resolver_timeout" directives in SMTP - proxy. - - *) Feature: the "post_action" directive supports named locations. - - *) Bugfix: a segmentation fault occurred in worker process, if a request - was redirected from proxy, FastCGI, or memcached location to static - named locations. - - *) Bugfix: browsers did not repeat SSL handshake if there is no valid - client certificate in first handshake. - Thanks to Alexander V. Inyukhin. - - *) Bugfix: if response code 495-497 was redirected via an "error_page" - directive without code change, then nginx tried to allocate too many - memory. - - *) Bugfix: memory leak in long-lived non buffered connections. - - *) Bugfix: memory leak in resolver. - - *) Bugfix: a segmentation fault occurred in worker process, if a request - was redirected from proxy, FastCGI, or memcached location to static - named locations. - - *) Bugfix: in the $proxy_host and $proxy_port variables caching. - Thanks to Sergey Bochenkov. - - *) Bugfix: a "proxy_pass" directive with variables used incorrectly the - same port as in another "proxy_pass" directive with the same host - name and without variables. - Thanks to Sergey Bochenkov. - - *) Bugfix: an alert "sendmsg() failed (9: Bad file descriptor)" on some - 64-bit platforms while reconfiguration. - - *) Bugfix: a segmentation fault occurred in worker process, if empty - stub block was used second time in SSI. - - *) Bugfix: in copying URI part contained escaped symbols into arguments. - - -Changes with nginx 0.6.26 11 Feb 2008 - - *) Bugfix: the "proxy_store" and "fastcgi_store" directives did not - check a response length. - - *) Bugfix: a segmentation fault occurred in worker process, if big value - was used in a "expires" directive. - Thanks to Joaquin Cuenca Abela. - - *) Bugfix: nginx incorrectly detected cache line size on Pentium 4. - Thanks to Gena Makhomed. - - *) Bugfix: in proxied or FastCGI subrequests a client original method - was used instead of the GET method. - - *) Bugfix: socket leak in HTTPS mode if deferred accept was used. - Thanks to Ben Maurer. - - *) Bugfix: nginx issued the bogus error message "SSL_shutdown() failed - (SSL: )"; the bug had appeared in 0.6.23. - - *) Bugfix: in HTTPS mode requests might fail with the "bad write retry" - error; the bug had appeared in 0.6.23. - - -Changes with nginx 0.6.25 08 Jan 2008 - - *) Change: now the "server_name_in_redirect" directive is used instead - of the "server_name" directive's special "*" parameter. - - *) Change: now wildcard and regex names can be used as main name in a - "server_name" directive. - - *) Change: the "satisfy_any" directive was replaced by the "satisfy" - directive. - - *) Workaround: old worker processes might hog CPU after reconfiguration - if they was run under Linux OpenVZ. - - *) Feature: the "min_delete_depth" directive. - - *) Bugfix: the COPY and MOVE methods did not work with single files. - - *) Bugfix: the ngx_http_gzip_static_module did not allow the - ngx_http_dav_module to work; the bug had appeared in 0.6.23. - - *) Bugfix: socket leak in HTTPS mode if deferred accept was used. - Thanks to Ben Maurer. - - *) Bugfix: nginx could not be built without PCRE library; the bug had - appeared in 0.6.23. - - -Changes with nginx 0.6.24 27 Dec 2007 - - *) Bugfix: a segmentation fault might occur in worker process if HTTPS - was used; the bug had appeared in 0.6.23. - - -Changes with nginx 0.6.23 27 Dec 2007 - - *) Change: the "off" parameter in the "ssl_session_cache" directive; now - this is default parameter. - - *) Change: the "open_file_cache_retest" directive was renamed to the - "open_file_cache_valid". - - *) Feature: the "open_file_cache_min_uses" directive. - - *) Feature: the ngx_http_gzip_static_module. - - *) Feature: the "gzip_disable" directive. - - *) Feature: the "memcached_pass" directive may be used inside the "if" - block. - - *) Bugfix: a segmentation fault occurred in worker process, if the - "memcached_pass" and "if" directives were used in the same location. - - *) Bugfix: if a "satisfy_any on" directive was used and not all access - and auth modules directives were set, then other given access and - auth directives were not tested; - - *) Bugfix: regex parameters in a "valid_referers" directive were not - inherited from previous level. - - *) Bugfix: a "post_action" directive did run if a request was completed - with 499 status code. - - *) Bugfix: optimization of 16K buffer usage in a SSL connection. - Thanks to Ben Maurer. - - *) Bugfix: the STARTTLS in SMTP mode did not work. - Thanks to Oleg Motienko. - - *) Bugfix: in HTTPS mode requests might fail with the "bad write retry" - error; the bug had appeared in 0.5.13. - - -Changes with nginx 0.6.22 19 Dec 2007 - - *) Change: now all ngx_http_perl_module methods return values copied to - perl's allocated memory. - - *) Bugfix: if nginx was built with ngx_http_perl_module, the perl before - 5.8.6 was used, and perl supported threads, then during - reconfiguration the master process aborted; the bug had appeared in - 0.5.9. - Thanks to Boris Zhmurov. - - *) Bugfix: the ngx_http_perl_module methods may get invalid values of - the regex captures. - - *) Bugfix: a segmentation fault occurred in worker process, if the - $r->has_request_body() method was called for a request whose small - request body was already received. - - *) Bugfix: large_client_header_buffers did not freed before going to - keep-alive state. - Thanks to Olexander Shtepa. - - *) Bugfix: the last address was missed in the $upstream_addr variable; - the bug had appeared in 0.6.18. - - *) Bugfix: the "fastcgi_catch_stderr" directive did return error code; - now it returns 502 code, that can be rerouted to a next server using - the "fastcgi_next_upstream invalid_header" directive. - - *) Bugfix: a segmentation fault occurred in master process if the - "fastcgi_catch_stderr" directive was used; the bug had appeared in - 0.6.10. - Thanks to Manlio Perillo. - - -Changes with nginx 0.6.21 03 Dec 2007 - - *) Change: if variable values used in a "proxy_pass" directive contain - IP-addresses only, then a "resolver" directive is not mandatory. - - *) Bugfix: a segmentation fault might occur in worker process if a - "proxy_pass" directive with URI-part was used; the bug had appeared - in 0.6.19. - - *) Bugfix: if resolver was used on platform that does not support - kqueue, then nginx issued an alert "name is out of response". - Thanks to Andrei Nigmatulin. - - *) Bugfix: if the $server_protocol was used in FastCGI parameters and a - request line length was near to the "client_header_buffer_size" - directive value, then nginx issued an alert "fastcgi: the request - record is too big". - - *) Bugfix: if a plain text HTTP/0.9 version request was made to HTTPS - server, then nginx returned usual response. - - -Changes with nginx 0.6.20 28 Nov 2007 - - *) Bugfix: a segmentation fault might occur in worker process if a - "proxy_pass" directive with URI-part was used; the bug had appeared - in 0.6.19. - - -Changes with nginx 0.6.19 27 Nov 2007 - - *) Bugfix: the 0.6.18 version could not be built. - - -Changes with nginx 0.6.18 27 Nov 2007 - - *) Change: now the ngx_http_userid_module adds start time microseconds - to the cookie field contains a pid value. - - *) Change: now the full request line instead of URI only is written to - error_log. - - *) Feature: variables support in the "proxy_pass" directive. - - *) Feature: the "resolver" and "resolver_timeout" directives. - - *) Feature: now the directive "add_header last-modified ''" deletes a - "Last-Modified" response header line. - - *) Bugfix: the "limit_rate" directive did not allow to use full - throughput, even if limit value was very high. - - -Changes with nginx 0.6.17 15 Nov 2007 - - *) Feature: the "If-Range" request header line support. - Thanks to Alexander V. Inyukhin. - - *) Bugfix: URL double escaping in a redirect of the "msie_refresh" - directive; the bug had appeared in 0.6.4. - - *) Bugfix: the "autoindex" directive did not work with the "alias /" - directive. - - *) Bugfix: a segmentation fault might occur in worker process if - subrequests were used. - - *) Bugfix: the big responses may be transferred truncated if SSL and - gzip were used. - - *) Bugfix: the $status variable was equal to 0 if a proxied server - returned response in HTTP/0.9 version. - - -Changes with nginx 0.6.16 29 Oct 2007 - - *) Change: now the uname(2) is used on Linux instead of procfs. - Thanks to Ilya Novikov. - - *) Bugfix: if the "?" character was in a "error_page" directive, then it - was escaped in a proxied request; the bug had appeared in 0.6.11. - - *) Bugfix: compatibility with mget. - - -Changes with nginx 0.6.15 22 Oct 2007 - - *) Feature: Cygwin compatibility. - Thanks to Vladimir Kutakov. - - *) Feature: the "merge_slashes" directive. - - *) Feature: the "gzip_vary" directive. - - *) Feature: the "server_tokens" directive. - - *) Bugfix: nginx did not unescape URI in the "include" SSI command. - - *) Bugfix: the segmentation fault was occurred on start or while - reconfiguration if variable was used in the "charset" or - "source_charset" directives. - - *) Bugfix: nginx returned the 400 response on requests like - "GET http://www.domain.com HTTP/1.0". - Thanks to James Oakley. - - *) Bugfix: if request with request body was redirected using the - "error_page" directive, then nginx tried to read the request body - again; the bug had appeared in 0.6.7. - - *) Bugfix: a segmentation fault occurred in worker process if no - server_name was explicitly defined for server processing request; the - bug had appeared in 0.6.7. - - -Changes with nginx 0.6.14 15 Oct 2007 - - *) Change: now by default the "echo" SSI command uses entity encoding. - - *) Feature: the "encoding" parameter in the "echo" SSI command. - - *) Feature: the "access_log" directive may be used inside the - "limit_except" block. - - *) Bugfix: if all upstream servers were failed, then all servers had got - weight the was equal one until servers became alive; the bug had - appeared in 0.6.6. - - *) Bugfix: a segmentation fault occurred in worker process if - $date_local and $date_gmt were used outside the - ngx_http_ssi_filter_module. - - *) Bugfix: a segmentation fault might occur in worker process if debug - log was enabled. - Thanks to Andrei Nigmatulin. - - *) Bugfix: ngx_http_memcached_module did not set - $upstream_response_time. - Thanks to Maxim Dounin. - - *) Bugfix: a worker process may got caught in an endless loop, if the - memcached was used. - - *) Bugfix: nginx supported low case only "close" and "keep-alive" values - in the "Connection" request header line; the bug had appeared in - 0.6.11. - - *) Bugfix: sub_filter did not work with empty substitution. - - *) Bugfix: in sub_filter parsing. - - -Changes with nginx 0.6.13 24 Sep 2007 - - *) Bugfix: nginx did not close directory file on HEAD request if - autoindex was used. - Thanks to Arkadiusz Patyk. - - -Changes with nginx 0.6.12 21 Sep 2007 - - *) Change: mail proxy was split on three modules: pop3, imap and smtp. - - *) Feature: the --without-mail_pop3_module, --without-mail_imap_module, - and --without-mail_smtp_module configuration parameters. - - *) Feature: the "smtp_greeting_delay" and "smtp_client_buffer" - directives of the ngx_mail_smtp_module. - - *) Bugfix: the trailing wildcards did not work; the bug had appeared in - 0.6.9. - - *) Bugfix: nginx could not start on Solaris if the shared PCRE library - located in non-standard place was used. - - *) Bugfix: the "proxy_hide_header" and "fastcgi_hide_header" directives - did not hide response header lines whose name was longer than 32 - characters. - Thanks to Manlio Perillo. - - -Changes with nginx 0.6.11 11 Sep 2007 - - *) Bugfix: active connection counter always increased if mail proxy was - used. - - *) Bugfix: if backend returned response header only using non-buffered - proxy, then nginx closed backend connection on timeout. - - *) Bugfix: nginx did not support several "Connection" request header - lines. - - *) Bugfix: if the "max_fails" was set for upstream server, then after - first failure server weight was always one; the bug had appeared in - 0.6.6. - - -Changes with nginx 0.6.10 03 Sep 2007 - - *) Feature: the "open_file_cache", "open_file_cache_retest", and - "open_file_cache_errors" directives. - - *) Bugfix: socket leak; the bug had appeared in 0.6.7. - - *) Bugfix: a charset set by the "charset" directive was not appended to - the "Content-Type" header set by $r->send_http_header(). - - *) Bugfix: a segmentation fault might occur in worker process if - /dev/poll method was used. - - -Changes with nginx 0.6.9 28 Aug 2007 - - *) Bugfix: a worker process may got caught in an endless loop, if the - HTTPS protocol was used; the bug had appeared in 0.6.7. - - *) Bugfix: if server listened on two addresses or ports and trailing - wildcard was used, then nginx did not run. - - *) Bugfix: the "ip_hash" directive might incorrectly mark servers as - down. - - *) Bugfix: nginx could not be built on amd64; the bug had appeared in - 0.6.8. - - -Changes with nginx 0.6.8 20 Aug 2007 - - *) Change: now nginx tries to set the "worker_priority", - "worker_rlimit_nofile", "worker_rlimit_core", and - "worker_rlimit_sigpending" without super-user privileges. - - *) Change: now nginx escapes space and "%" in request to a mail proxy - authentication server. - - *) Change: now nginx escapes "%" in $memcached_key variable. - - *) Bugfix: nginx used path relative to configuration prefix for - non-absolute configuration file path specified in the "-c" key; the - bug had appeared in 0.6.6. - - *) Bugfix: nginx did not work on FreeBSD/sparc64. - - -Changes with nginx 0.6.7 15 Aug 2007 - - *) Change: now the paths specified in the "include", - "auth_basic_user_file", "perl_modules", "ssl_certificate", - "ssl_certificate_key", and "ssl_client_certificate" directives are - relative to directory of nginx configuration file nginx.conf, but not - to nginx prefix directory. - - *) Change: the --sysconfdir=PATH option in configure was canceled. - - *) Change: the special make target "upgrade1" was defined for online - upgrade of 0.1.x versions. - - *) Feature: the "server_name" and "valid_referers" directives support - regular expressions. - - *) Feature: the "server" directive in the "upstream" context supports - the "backup" parameter. - - *) Feature: the ngx_http_perl_module supports the - $r->discard_request_body. - - *) Feature: the "add_header Last-Modified ..." directive changes the - "Last-Modified" response header line. - - *) Bugfix: if a response different than 200 was returned to a request - with body and connection went to the keep-alive state after the - request, then nginx returned 400 for the next request. - - *) Bugfix: a segmentation fault occurred in worker process if invalid - address was set in the "auth_http" directive. - - *) Bugfix: now nginx uses default listen backlog value 511 on all - platforms except FreeBSD. - Thanks to Jiang Hong. - - *) Bugfix: a worker process may got caught in an endless loop, if a - "server" inside "upstream" block was marked as "down"; the bug had - appeared in 0.6.6. - - *) Bugfix: now Solaris sendfilev() is not used to transfer the client - request body to FastCGI-server via the unix domain socket. - - -Changes with nginx 0.6.6 30 Jul 2007 - - *) Feature: the --sysconfdir=PATH option in configure. - - *) Feature: named locations. - - *) Feature: the $args variable can be set with the "set" directive. - - *) Feature: the $is_args variable. - - *) Bugfix: fair big weight upstream balancer. - - *) Bugfix: if a client has closed connection to mail proxy then nginx - might not close connection to backend. - - *) Bugfix: if the same host without specified port was used as backend - for HTTP and HTTPS, then nginx used only one port - 80 or 443. - - *) Bugfix: fix building on Solaris/amd64 by Sun Studio 11 and early - versions; the bug had appeared in 0.6.4. - - -Changes with nginx 0.6.5 23 Jul 2007 - - *) Feature: $nginx_version variable. - Thanks to Nick S. Grechukh. - - *) Feature: the mail proxy supports AUTHENTICATE in IMAP mode. - Thanks to Maxim Dounin. - - *) Feature: the mail proxy supports STARTTLS in SMTP mode. - Thanks to Maxim Dounin. - - *) Bugfix: now nginx escapes space in $memcached_key variable. - - *) Bugfix: nginx was incorrectly built by Sun Studio on Solaris/amd64. - Thanks to Jiang Hong. - - *) Bugfix: of minor potential bugs. - Thanks to Coverity's Scan. - - -Changes with nginx 0.6.4 17 Jul 2007 - - *) Security: the "msie_refresh" directive allowed XSS. - Thanks to Maxim Boguk. - - *) Change: the "proxy_store" and "fastcgi_store" directives were - changed. - - *) Feature: the "proxy_store_access" and "fastcgi_store_access" - directives. - - *) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun - Studio. - Thanks to Andrei Nigmatulin. - - *) Workaround: for Sun Studio 12. - Thanks to Jiang Hong. - - -Changes with nginx 0.6.3 12 Jul 2007 - - *) Feature: the "proxy_store" and "fastcgi_store" directives. - - *) Bugfix: a segmentation fault might occur in worker process if the - "auth_http_header" directive was used. - Thanks to Maxim Dounin. - - *) Bugfix: a segmentation fault occurred in worker process if the - CRAM-MD5 authentication method was used, but it was not enabled. - - *) Bugfix: a segmentation fault might occur in worker process when the - HTTPS protocol was used in the "proxy_pass" directive. - - *) Bugfix: a segmentation fault might occur in worker process if the - eventport method was used. - - *) Bugfix: the "proxy_ignore_client_abort" and - "fastcgi_ignore_client_abort" directives did not work; the bug had - appeared in 0.5.13. - - -Changes with nginx 0.6.2 09 Jul 2007 - - *) Bugfix: if the FastCGI header was split in records, then nginx passed - garbage in the header to a client. - - -Changes with nginx 0.6.1 17 Jun 2007 - - *) Bugfix: in SSI parsing. - - *) Bugfix: if remote SSI subrequest was used, then posterior local file - subrequest might transferred to client in wrong order. - - *) Bugfix: large SSI inclusions buffered in temporary files were - truncated. - - *) Bugfix: the perl $$ variable value in ngx_http_perl_module was equal - to the master process identification number. - - -Changes with nginx 0.6.0 14 Jun 2007 - - *) Feature: the "server_name", "map", and "valid_referers" directives - support the "www.example.*" wildcards. - - -Changes with nginx 0.5.25 11 Jun 2007 - - *) Bugfix: nginx could not be built with the - --without-http_rewrite_module parameter; the bug had appeared in - 0.5.24. - - -Changes with nginx 0.5.24 06 Jun 2007 - - *) Security: the "ssl_verify_client" directive did not work if request - was made using HTTP/0.9. - - *) Bugfix: a part of response body might be passed uncompressed if gzip - was used; the bug had appeared in 0.5.23. - - -Changes with nginx 0.5.23 04 Jun 2007 - - *) Feature: the ngx_http_ssl_module supports Server Name Indication TLS - extension. - - *) Feature: the "fastcgi_catch_stderr" directive. - Thanks to Nick S. Grechukh, OWOX project. - - *) Bugfix: a segmentation fault occurred in master process if two - virtual servers should bind() to the overlapping ports. - - *) Bugfix: if nginx was built with ngx_http_perl_module and perl - supported threads, then during second reconfiguration the error - messages "panic: MUTEX_LOCK" and "perl_parse() failed" were issued. - - *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive. - - -Changes with nginx 0.5.22 29 May 2007 - - *) Bugfix: a big request body might not be passed to backend; the bug - had appeared in 0.5.21. - - -Changes with nginx 0.5.21 28 May 2007 - - *) Bugfix: if server has more than about ten locations, then regex - locations might be chosen not in that order as they were specified. - - *) Bugfix: a worker process may got caught in an endless loop on 64-bit - platform, if the 33-rd or next in succession backend has failed. - Thanks to Anton Povarov. - - *) Bugfix: a bus error might occur on Solaris/sparc64 if the PCRE - library was used. - Thanks to Andrei Nigmatulin. - - *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive. - - -Changes with nginx 0.5.20 07 May 2007 - - *) Feature: the "sendfile_max_chunk" directive. - - *) Feature: the "$http_...", "$sent_http_...", and "$upstream_http_..." - variables may be changed using the "set" directive. - - *) Bugfix: a segmentation fault might occur in worker process if the SSI - command 'if expr="$var = /"' was used. - - *) Bugfix: trailing boundary of multipart range response was transferred - incorrectly. - Thanks to Evan Miller. - - *) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun - Studio. - Thanks to Andrei Nigmatulin. - - *) Bugfix: the ngx_http_perl_module could not be built by Solaris make. - Thanks to Andrei Nigmatulin. - - -Changes with nginx 0.5.19 24 Apr 2007 - - *) Change: now the $request_time variable has millisecond precision. - - *) Change: the method $r->rflush of ngx_http_perl_module was renamed to - the $r->flush. - - *) Feature: the $upstream_addr variable. - - *) Feature: the "proxy_headers_hash_max_size" and - "proxy_headers_hash_bucket_size" directives. - Thanks to Volodymyr Kostyrko. - - *) Bugfix: the files more than 2G could not be transferred using - sendfile and limit_rate on 64-bit platforms. - - *) Bugfix: the files more than 2G could not be transferred using - sendfile on 64-bit Linux. - - -Changes with nginx 0.5.18 19 Apr 2007 - - *) Feature: the ngx_http_sub_filter_module. - - *) Feature: the "$upstream_http_..." variables. - - *) Feature: now the $upstream_status and $upstream_response_time - variables keep data about all upstreams before X-Accel-Redirect. - - *) Bugfix: a segmentation fault occurred in master process after first - reconfiguration and receiving any signal if nginx was built with - ngx_http_perl_module and perl did not support multiplicity; the bug - had appeared in 0.5.9. - - *) Bugfix: if perl did not support multiplicity, then after - reconfiguration perl code did not work; the bug had appeared in - 0.3.38. - - -Changes with nginx 0.5.17 02 Apr 2007 - - *) Change: now nginx always returns the 405 status for the TRACE method. - - *) Feature: now nginx supports the "include" directive inside the - "types" block. - - *) Bugfix: the $document_root variable usage in the "root" and "alias" - directives is disabled: this caused recursive stack overflow. - - *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive. - - *) Bugfix: in some cases non-cacheable variables (such as $uri variable) - returned old cached value. - - -Changes with nginx 0.5.16 26 Mar 2007 - - *) Bugfix: the C-class network was not used as hash key in the "ip_hash" - directive. - Thanks to Pavel Yarkovoy. - - *) Bugfix: a segmentation fault might occur in worker process if a - charset was set in the "Content-Type" header line and the line has - trailing ";"; the bug had appeared in 0.3.50. - - *) Bugfix: the "[alert] zero size buf" error when FastCGI server was - used and a request body written in a temporary file was multiple of - 32K. - - *) Bugfix: nginx could not be built on Solaris without the --with-debug - option; the bug had appeared in 0.5.15. - - -Changes with nginx 0.5.15 19 Mar 2007 - - *) Feature: the mail proxy supports authenticated SMTP proxying and the - "smtp_auth", "smtp_capabilities", and "xclient" directives. - Thanks to Anton Yuzhaninov and Maxim Dounin. - - *) Feature: now the keep-alive connections are closed just after - receiving the reconfiguration signal. - - *) Change: the "imap" and "auth" directives were renamed to the "mail" - and "pop3_auth" directives. - - *) Bugfix: a segmentation fault occurred in worker process if the - CRAM-MD5 authentication method was used and the APOP method was - disabled. - - *) Bugfix: if the "starttls only" directive was used in POP3 protocol, - then nginx allowed authentication without switching to the SSL mode. - - *) Bugfix: worker processes did not exit after reconfiguration and did - not rotate logs if the eventport method was used. - - *) Bugfix: a worker process may got caught in an endless loop, if the - "ip_hash" directive was used. - - *) Bugfix: now nginx does not log some alerts if eventport or /dev/poll - methods are used. - - -Changes with nginx 0.5.14 23 Feb 2007 - - *) Bugfix: nginx ignored superfluous closing "}" in the end of - configuration file. - - -Changes with nginx 0.5.13 19 Feb 2007 - - *) Feature: the COPY and MOVE methods. - - *) Bugfix: the ngx_http_realip_module set garbage for requests passed - via keep-alive connection. - - *) Bugfix: nginx did not work on big-endian 64-bit Linux. - Thanks to Andrei Nigmatulin. - - *) Bugfix: now when IMAP/POP3 proxy receives too long command it closes - the connection right away, but not after timeout. - - *) Bugfix: if the "epoll" method was used and a client closed a - connection prematurely, then nginx closed the connection after a send - timeout only. - - *) Bugfix: nginx could not be built on platforms different from i386, - amd64, sparc, and ppc; the bug had appeared in 0.5.8. - - -Changes with nginx 0.5.12 12 Feb 2007 - - *) Bugfix: nginx could not be built on platforms different from i386, - amd64, sparc, and ppc; the bug had appeared in 0.5.8. - - *) Bugfix: a segmentation fault might occur in worker process if the - temporary files were used while working with FastCGI server; the bug - had appeared in 0.5.8. - - *) Bugfix: a segmentation fault might occur in worker process if the - $fastcgi_script_name variable was logged. - - *) Bugfix: ngx_http_perl_module could not be built on Solaris. - - -Changes with nginx 0.5.11 05 Feb 2007 - - *) Feature: now configure detects system PCRE library in MacPorts. - Thanks to Chris McGrath. - - *) Bugfix: the response was incorrect if several ranges were requested; - the bug had appeared in 0.5.6. - - *) Bugfix: the "create_full_put_path" directive could not create the - intermediate directories if no "dav_access" directive was set. - Thanks to Evan Miller. - - *) Bugfix: the "0" response code might be logged in the access_log - instead of the "400" and "408" error codes. - - *) Bugfix: a segmentation fault might occur in worker process if nginx - was built with -O2 optimization. - - -Changes with nginx 0.5.10 26 Jan 2007 - - *) Bugfix: while online executable file upgrade the new master process - did not inherit the listening sockets; the bug had appeared in 0.5.9. - - *) Bugfix: a segmentation fault might occur in worker process if nginx - was built with -O2 optimization; the bug had appeared in 0.5.1. - - -Changes with nginx 0.5.9 25 Jan 2007 - - *) Change: now the ngx_http_memcached_module uses the $memcached_key - variable value as a key. - - *) Feature: the $memcached_key variable. - - *) Feature: the "clean" parameter in the "client_body_in_file_only" - directive. - - *) Feature: the "env" directive. - - *) Feature: the "sendfile" directive is available inside the "if" block. - - *) Feature: now on failure of the writing to access nginx logs a message - to error_log, but not more often than once a minute. - - *) Bugfix: the "access_log off" directive did not always turn off the - logging. - - -Changes with nginx 0.5.8 19 Jan 2007 - - *) Bugfix: a segmentation fault might occur if - "client_body_in_file_only on" was used and a request body was small. - - *) Bugfix: a segmentation fault occurred if - "client_body_in_file_only on" and "proxy_pass_request_body off" or - "fastcgi_pass_request_body off" directives were used, and nginx - switched to a next upstream. - - *) Bugfix: if the "proxy_buffering off" directive was used and a client - connection was non-active, then the connection was closed after send - timeout; the bug had appeared in 0.4.7. - - *) Bugfix: if the "epoll" method was used and a client closed a - connection prematurely, then nginx closed the connection after a send - timeout only. - - *) Bugfix: the "[alert] zero size buf" error when FastCGI server was - used. - - *) Bugfixes in the "limit_zone" directive. - - -Changes with nginx 0.5.7 15 Jan 2007 - - *) Feature: the ssl_session_cache storage optimization. - - *) Bugfixes in the "ssl_session_cache" and "limit_zone" directives. - - *) Bugfix: the segmentation fault was occurred on start or while - reconfiguration if the "ssl_session_cache" or "limit_zone" directives - were used on 64-bit platforms. - - *) Bugfix: a segmentation fault occurred if the "add_before_body" or - "add_after_body" directives were used and there was no "Content-Type" - header line in response. - - *) Bugfix: the OpenSSL library was always built with the threads - support. - Thanks to Den Ivanov. - - *) Bugfix: the PCRE-6.5+ library and the icc compiler compatibility. - - -Changes with nginx 0.5.6 09 Jan 2007 - - *) Change: now the ngx_http_index_module ignores all methods except the - GET, HEAD, and POST methods. - - *) Feature: the ngx_http_limit_zone_module. - - *) Feature: the $binary_remote_addr variable. - - *) Feature: the "ssl_session_cache" directives of the - ngx_http_ssl_module and ngx_imap_ssl_module. - - *) Feature: the DELETE method supports recursive removal. - - *) Bugfix: the byte-ranges were transferred incorrectly if the - $r->sendfile() was used. - - -Changes with nginx 0.5.5 24 Dec 2006 - - *) Change: the -v switch does not show compiler information any more. - - *) Feature: the -V switch. - - *) Feature: the "worker_rlimit_core" directive supports size in K, M, - and G. - - *) Bugfix: the nginx.pm module now could be installed by an unprivileged - user. - - *) Bugfix: a segmentation fault might occur if the $r->request_body or - $r->request_body_file methods were used. - - *) Bugfix: the ppc platform specific bugs. - - -Changes with nginx 0.5.4 15 Dec 2006 - - *) Feature: the "perl" directive may be used inside the "limit_except" - block. - - *) Bugfix: the ngx_http_dav_module required the "Date" request header - line for the DELETE method. - - *) Bugfix: if one only parameter was used in the "dav_access" directive, - then nginx might report about configuration error. - - *) Bugfix: a segmentation fault might occur if the $host variable was - used; the bug had appeared in 0.4.14. - - -Changes with nginx 0.5.3 13 Dec 2006 - - *) Feature: the ngx_http_perl_module supports the $r->status, - $r->log_error, and $r->sleep methods. - - *) Feature: the $r->variable method supports variables that do not exist - in nginx configuration. - - *) Bugfix: the $r->has_request_body method did not work. - - -Changes with nginx 0.5.2 11 Dec 2006 - - *) Bugfix: if the "proxy_pass" directive used the name of the "upstream" - block, then nginx tried to resolve the name; the bug had appeared in - 0.5.1. - - -Changes with nginx 0.5.1 11 Dec 2006 - - *) Bugfix: the "post_action" directive might not run after a - unsuccessful completion of a request. - - *) Workaround: for Eudora for Mac; the bug had appeared in 0.4.11. - Thanks to Bron Gondwana. - - *) Bugfix: if the "upstream" name was used in the "fastcgi_pass", then - the message "no port in upstream" was issued; the bug had appeared in - 0.5.0. - - *) Bugfix: if the "proxy_pass" and "fastcgi_pass" directives used the - same servers but different ports, then these directives uses the - first described port; the bug had appeared in 0.5.0. - - *) Bugfix: if the "proxy_pass" and "fastcgi_pass" directives used the - unix domain sockets, then these directives used first described - socket; the bug had appeared in 0.5.0. - - *) Bugfix: ngx_http_auth_basic_module ignored the user if it was in the - last line in the password file and there was no the carriage return, - the line feed, or the ":" symbol after the password. - - *) Bugfix: the $upstream_response_time variable might be equal to - "0.000", although response time was more than 1 millisecond. - - -Changes with nginx 0.5.0 04 Dec 2006 - - *) Change: the parameters in the "%name" form in the "log_format" - directive are not supported anymore. - - *) Change: the "proxy_upstream_max_fails", - "proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails", - "fastcgi_upstream_fail_timeout", "memcached_upstream_max_fails", and - "memcached_upstream_fail_timeout" directives are not supported - anymore. - - *) Feature: the "server" directive in the "upstream" context supports - the "max_fails", "fail_timeout", and "down" parameters. - - *) Feature: the "ip_hash" directive inside the "upstream" block. - - *) Feature: the WAIT status in the "Auth-Status" header line of the - IMAP/POP3 proxy authentication server response. - - *) Bugfix: nginx could not be built on 64-bit platforms; the bug had - appeared in 0.4.14. - - -Changes with nginx 0.4.14 27 Nov 2006 - - *) Feature: the "proxy_pass_error_message" directive in IMAP/POP3 proxy. - - *) Feature: now configure detects system PCRE library on FreeBSD, Linux, - and NetBSD. - - *) Bugfix: ngx_http_perl_module did not work with perl built with the - threads support; the bug had appeared in 0.3.38. - - *) Bugfix: ngx_http_perl_module did not work if perl was called - recursively. - - *) Bugfix: nginx ignored a host name in a request line. - - *) Bugfix: a worker process may got caught in an endless loop, if a - FastCGI server sent too many data to the stderr. - - *) Bugfix: the $upstream_response_time variable may be negative if the - system time was changed backward. - - *) Bugfix: the "Auth-Login-Attempt" parameter was not sent to IMAP/POP3 - proxy authentication server when POP3 was used. - - *) Bugfix: a segmentation fault might occur if connect to IMAP/POP3 - proxy authentication server failed. - - -Changes with nginx 0.4.13 15 Nov 2006 - - *) Feature: the "proxy_pass" directive may be used inside the - "limit_except" block. - - *) Feature: the "limit_except" directive supports all WebDAV methods. - - *) Bugfix: if the "add_before_body" directive was used without the - "add_after_body" directive, then a response did not transferred - complete. - - *) Bugfix: a large request body did not receive if the epoll method and - the deferred accept() were used. - - *) Bugfix: a charset could not be set for ngx_http_autoindex_module - responses; the bug had appeared in 0.3.50. - - *) Bugfix: the "[alert] zero size buf" error when FastCGI server was - used; - - *) Bugfix: the --group= configuration parameter was ignored. - Thanks to Thomas Moschny. - - *) Bugfix: the 50th subrequest in SSI response did not work; the bug had - appeared in 0.3.50. - - -Changes with nginx 0.4.12 31 Oct 2006 - - *) Feature: the ngx_http_perl_module supports the $r->variable method. - - *) Bugfix: if a big static file was included using SSI in a response, - then the response may be transferred incomplete. - - *) Bugfix: nginx did not omit the "#fragment" part in URI. - - -Changes with nginx 0.4.11 25 Oct 2006 - - *) Feature: the POP3 proxy supports the AUTH LOGIN PLAIN and CRAM-MD5. - - *) Feature: the ngx_http_perl_module supports the $r->allow_ranges - method. - - *) Bugfix: if the APOP was enabled in the POP3 proxy, then the USER/PASS - commands might not work; the bug had appeared in 0.4.10. - - -Changes with nginx 0.4.10 23 Oct 2006 - - *) Feature: the POP3 proxy supports the APOP command. - - *) Bugfix: if the select, poll or /dev/poll methods were used, then - while waiting authentication server response the IMAP/POP3 proxy - hogged CPU. - - *) Bugfix: a segmentation fault might occur if the $server_addr variable - was used in the "map" directive. - - *) Bugfix: the ngx_http_flv_module did not support the byte ranges for - full responses; the bug had appeared in 0.4.7. - - *) Bugfix: nginx could not be built on Debian amd64; the bug had - appeared in 0.4.9. - - -Changes with nginx 0.4.9 13 Oct 2006 - - *) Feature: the "set" parameter in the "include" SSI command. - - *) Feature: the ngx_http_perl_module now tests the nginx.pm module - version. - - -Changes with nginx 0.4.8 11 Oct 2006 - - *) Bugfix: if an "include" SSI command were before another "include" SSI - command with a "wait" parameter, then the "wait" parameter might not - work. - - *) Bugfix: the ngx_http_flv_module added the FLV header to the full - responses. - Thanks to Alexey Kovyrin. - - -Changes with nginx 0.4.7 10 Oct 2006 - - *) Feature: the ngx_http_flv_module. - - *) Feature: the $request_body_file variable. - - *) Feature: the "charset" and "source_charset" directives support the - variables. - - *) Bugfix: if an "include" SSI command were before another "include" SSI - command with a "wait" parameter, then the "wait" parameter might not - work. - - *) Bugfix: if the "proxy_buffering off" directive was used or while - working with memcached the connections might not be closed on - timeout. - - *) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64, - and ppc64. - - -Changes with nginx 0.4.6 06 Oct 2006 - - *) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64, - and ppc64. - - *) Bugfix: nginx sent the chunked response for HTTP/1.1 request, - if its length was set by text string in the - $r->headers_out("Content-Length", ...) method. - - *) Bugfix: after redirecting error by an "error_page" directive any - ngx_http_rewrite_module directive returned this error code; the bug - had appeared in 0.4.4. - - -Changes with nginx 0.4.5 02 Oct 2006 - - *) Bugfix: nginx could not be built on Linux and Solaris; the bug had - appeared in 0.4.4. - - -Changes with nginx 0.4.4 02 Oct 2006 - - *) Feature: the $scheme variable. - - *) Feature: the "expires" directive supports the "max" parameter. - - *) Feature: the "include" directive supports the "*" mask. - Thanks to Jonathan Dance. - - *) Bugfix: the "return" directive always overrode the "error_page" - response code redirected by the "error_page" directive. - - *) Bugfix: a segmentation fault occurred if zero-length body was in PUT - method. - - *) Bugfix: the redirect was changed incorrectly if the variables were - used in the "proxy_redirect" directive. - - -Changes with nginx 0.4.3 26 Sep 2006 - - *) Change: now the 499 error could not be redirected using an - "error_page" directive. - - *) Feature: the Solaris 10 event ports support. - - *) Feature: the ngx_http_browser_module. - - *) Bugfix: a segmentation fault may occur while redirecting the 400 - error to the proxied server using a "proxy_pass" directive. - - *) Bugfix: a segmentation fault occurred if an unix domain socket was - used in a "proxy_pass" directive; the bug had appeared in 0.3.47. - - *) Bugfix: SSI did work with memcached and nonbuffered responses. - - *) Workaround: of the Sun Studio PAUSE hardware capability bug. - - -Changes with nginx 0.4.2 14 Sep 2006 - - *) Bugfix: the O_NOATIME flag support on Linux was canceled; the bug had - appeared in 0.4.1. - - -Changes with nginx 0.4.1 14 Sep 2006 - - *) Bugfix: the DragonFlyBSD compatibility. - Thanks to Pavel Nazarov. - - *) Workaround: of bug in 64-bit Linux sendfile(), when file is more than - 2G. - - *) Feature: now on Linux nginx uses O_NOATIME flag for static requests. - Thanks to Yusuf Goolamabbas. - - -Changes with nginx 0.4.0 30 Aug 2006 - - *) Change in internal API: the HTTP modules initialization was moved - from the init module phase to the HTTP postconfiguration phase. - - *) Change: now the request body is not read beforehand for the - ngx_http_perl_module: it's required to start the reading using the - $r->has_request_body method. - - *) Feature: the ngx_http_perl_module supports the DECLINED return code. - - *) Feature: the ngx_http_dav_module supports the incoming "Date" header - line for the PUT method. - - *) Feature: the "ssi" directive is available inside the "if" block. - - *) Bugfix: a segmentation fault occurred if there was an "index" - directive with variables and the first index name was without - variables; the bug had appeared in 0.1.29. - - -Changes with nginx 0.3.61 28 Aug 2006 - - *) Change: now the "tcp_nodelay" directive is turned on by default. - - *) Feature: the "msie_refresh" directive. - - *) Feature: the "recursive_error_pages" directive. - - *) Bugfix: the "rewrite" directive returned incorrect redirect, if the - redirect had the captured escaped symbols from original URI. - - -Changes with nginx 0.3.60 18 Aug 2006 - - *) Bugfix: a worker process may got caught in an endless loop while an - error redirection; the bug had appeared in 0.3.59. - - -Changes with nginx 0.3.59 16 Aug 2006 - - *) Feature: now is possible to do several redirection using the - "error_page" directive. - - *) Bugfix: the "dav_access" directive did not support three parameters. - - *) Bugfix: the "error_page" directive did not changes the "Content-Type" - header line after the "X-Accel-Redirect" was used; the bug had - appeared in 0.3.58. - - -Changes with nginx 0.3.58 14 Aug 2006 - - *) Feature: the "error_page" directive supports the variables. - - *) Change: now the procfs interface instead of sysctl is used on Linux. - - *) Change: now the "Content-Type" header line is inherited from first - response when the "X-Accel-Redirect" was used. - - *) Bugfix: the "error_page" directive did not redirect the 413 error. - - *) Bugfix: the trailing "?" did not remove old arguments if no new - arguments were added to a rewritten URI. - - *) Bugfix: nginx could not run on 64-bit FreeBSD 7.0-CURRENT. - - -Changes with nginx 0.3.57 09 Aug 2006 - - *) Feature: the $ssl_client_serial variable. - - *) Bugfix: in the "!-e" operator of the "if" directive. - Thanks to Andrian Budanstov. - - *) Bugfix: while a client certificate verification nginx did not send to - a client the required certificates information. - - *) Bugfix: the $document_root variable did not support the variables in - the "root" directive. - - -Changes with nginx 0.3.56 04 Aug 2006 - - *) Feature: the "dav_access" directive. - - *) Feature: the "if" directive supports the "-d", "!-d", "-e", "!-e", - "-x", and "!-x" operators. - - *) Bugfix: a segmentation fault occurred if a request returned a - redirect and some sent to client header lines were logged in the - access log. - - -Changes with nginx 0.3.55 28 Jul 2006 - - *) Feature: the "stub" parameter in the "include" SSI command. - - *) Feature: the "block" SSI command. - - *) Feature: the unicode2nginx script was added to contrib. - - *) Bugfix: if a "root" was specified by variable only, then the root was - relative to a server prefix. - - *) Bugfix: if the request contained "//" or "/./" and escaped symbols - after them, then the proxied request was sent unescaped. - - *) Bugfix: the $r->header_in("Cookie") of the ngx_http_perl_module now - returns all "Cookie" header lines. - - *) Bugfix: a segmentation fault occurred if - "client_body_in_file_only on" was used and nginx switched to a next - upstream. - - *) Bugfix: on some condition while reconfiguration character codes - inside the "charset_map" may be treated invalid; the bug had appeared - in 0.3.50. - - -Changes with nginx 0.3.54 11 Jul 2006 - - *) Feature: nginx now logs the subrequest information to the error log. - - *) Feature: the "proxy_next_upstream", "fastcgi_next_upstream", and - "memcached_next_upstream" directives support the "off" parameter. - - *) Feature: the "debug_connection" directive supports the CIDR address - form. - - *) Bugfix: if a response of proxied server or FastCGI server was - converted from UTF-8 or back, then it may be transferred incomplete. - - *) Bugfix: the $upstream_response_time variable had the time of the - first request to a backend only. - - *) Bugfix: nginx could not be built on amd64 platform; the bug had - appeared in 0.3.53. - - -Changes with nginx 0.3.53 07 Jul 2006 - - *) Change: the "add_header" directive adds the string to 204, 301, and - 302 responses. - - *) Feature: the "server" directive in the "upstream" context supports - the "weight" parameter. - - *) Feature: the "server_name" directive supports the "*" wildcard. - - *) Feature: nginx supports the request body size more than 2G. - - *) Bugfix: if a client was successfully authorized using "satisfy_any - on", then anyway the message "access forbidden by rule" was written - in the log. - - *) Bugfix: the "PUT" method may erroneously not create a file and return - the 409 code. - - *) Bugfix: if the IMAP/POP3 backend returned an error, then nginx - continued proxying anyway. - - -Changes with nginx 0.3.52 03 Jul 2006 - - *) Change: the ngx_http_index_module behavior for the "POST /" requests - is reverted to the 0.3.40 version state: the module now does not - return the 405 error. - - *) Bugfix: the worker process may got caught in an endless loop if the - limit rate was used; the bug had appeared in 0.3.37. - - *) Bugfix: ngx_http_charset_module logged "unknown charset" alert, even - if the recoding was not needed; the bug had appeared in 0.3.50. - - *) Bugfix: if a code response of the PUT request was 409, then a - temporary file was not removed. - - -Changes with nginx 0.3.51 30 Jun 2006 - - *) Bugfix: the "<" symbols might disappeared some conditions in the SSI; - the bug had appeared in 0.3.50. - - -Changes with nginx 0.3.50 28 Jun 2006 - - *) Change: the "proxy_redirect_errors" and "fastcgi_redirect_errors" - directives was renamed to the "proxy_intercept_errors" and - "fastcgi_intercept_errors" directives. - - *) Feature: the ngx_http_charset_module supports the recoding from the - single byte encodings to the UTF-8 encoding and back. - - *) Feature: the "X-Accel-Charset" response header line is supported in - proxy and FastCGI mode. - - *) Bugfix: the "\" escape symbol in the "\"" and "\'" pairs in the SSI - command was removed only if the command also has the "$" symbol. - - *) Bugfix: the "" CRLF -"" CRLF -"" CRLF -"" CRLF -"" CRLF -"" CRLF -; - - -static u_char ngx_http_msie_refresh_head[] = -"" CRLF; - - -static char ngx_http_error_301_page[] = -"" CRLF -"301 Moved Permanently" CRLF -"" CRLF -"

301 Moved Permanently

" CRLF -; - - -static char ngx_http_error_302_page[] = -"" CRLF -"302 Found" CRLF -"" CRLF -"

302 Found

" CRLF -; - - -static char ngx_http_error_303_page[] = -"" CRLF -"303 See Other" CRLF -"" CRLF -"

303 See Other

" CRLF -; - - -static char ngx_http_error_307_page[] = -"" CRLF -"307 Temporary Redirect" CRLF -"" CRLF -"

307 Temporary Redirect

" CRLF -; - - -static char ngx_http_error_308_page[] = -"" CRLF -"308 Permanent Redirect" CRLF -"" CRLF -"

308 Permanent Redirect

" CRLF -; - - -static char ngx_http_error_400_page[] = -"" CRLF -"400 Bad Request" CRLF -"" CRLF -"

400 Bad Request

" CRLF -; - - -static char ngx_http_error_401_page[] = -"" CRLF -"401 Authorization Required" CRLF -"" CRLF -"

401 Authorization Required

" CRLF -; - - -static char ngx_http_error_402_page[] = -"" CRLF -"402 Payment Required" CRLF -"" CRLF -"

402 Payment Required

" CRLF -; - - -static char ngx_http_error_403_page[] = -"" CRLF -"403 Forbidden" CRLF -"" CRLF -"

403 Forbidden

" CRLF -; - - -static char ngx_http_error_404_page[] = -"" CRLF -"404 Not Found" CRLF -"" CRLF -"

404 Not Found

" CRLF -; - - -static char ngx_http_error_405_page[] = -"" CRLF -"405 Not Allowed" CRLF -"" CRLF -"

405 Not Allowed

" CRLF -; - - -static char ngx_http_error_406_page[] = -"" CRLF -"406 Not Acceptable" CRLF -"" CRLF -"

406 Not Acceptable

" CRLF -; - - -static char ngx_http_error_408_page[] = -"" CRLF -"408 Request Time-out" CRLF -"" CRLF -"

408 Request Time-out

" CRLF -; - - -static char ngx_http_error_409_page[] = -"" CRLF -"409 Conflict" CRLF -"" CRLF -"

409 Conflict

" CRLF -; - - -static char ngx_http_error_410_page[] = -"" CRLF -"410 Gone" CRLF -"" CRLF -"

410 Gone

" CRLF -; - - -static char ngx_http_error_411_page[] = -"" CRLF -"411 Length Required" CRLF -"" CRLF -"

411 Length Required

" CRLF -; - - -static char ngx_http_error_412_page[] = -"" CRLF -"412 Precondition Failed" CRLF -"" CRLF -"

412 Precondition Failed

" CRLF -; - - -static char ngx_http_error_413_page[] = -"" CRLF -"413 Request Entity Too Large" CRLF -"" CRLF -"

413 Request Entity Too Large

" CRLF -; - - -static char ngx_http_error_414_page[] = -"" CRLF -"414 Request-URI Too Large" CRLF -"" CRLF -"

414 Request-URI Too Large

" CRLF -; - - -static char ngx_http_error_415_page[] = -"" CRLF -"415 Unsupported Media Type" CRLF -"" CRLF -"

415 Unsupported Media Type

" CRLF -; - - -static char ngx_http_error_416_page[] = -"" CRLF -"416 Requested Range Not Satisfiable" CRLF -"" CRLF -"

416 Requested Range Not Satisfiable

" CRLF -; - - -static char ngx_http_error_421_page[] = -"" CRLF -"421 Misdirected Request" CRLF -"" CRLF -"

421 Misdirected Request

" CRLF -; - - -static char ngx_http_error_429_page[] = -"" CRLF -"429 Too Many Requests" CRLF -"" CRLF -"

429 Too Many Requests

" CRLF -; - - -static char ngx_http_error_494_page[] = -"" CRLF -"400 Request Header Or Cookie Too Large" -CRLF -"" CRLF -"

400 Bad Request

" CRLF -"
Request Header Or Cookie Too Large
" CRLF -; - - -static char ngx_http_error_495_page[] = -"" CRLF -"400 The SSL certificate error" -CRLF -"" CRLF -"

400 Bad Request

" CRLF -"
The SSL certificate error
" CRLF -; - - -static char ngx_http_error_496_page[] = -"" CRLF -"400 No required SSL certificate was sent" -CRLF -"" CRLF -"

400 Bad Request

" CRLF -"
No required SSL certificate was sent
" CRLF -; - - -static char ngx_http_error_497_page[] = -"" CRLF -"400 The plain HTTP request was sent to HTTPS port" -CRLF -"" CRLF -"

400 Bad Request

" CRLF -"
The plain HTTP request was sent to HTTPS port
" CRLF -; - - -static char ngx_http_error_500_page[] = -"" CRLF -"500 Internal Server Error" CRLF -"" CRLF -"

500 Internal Server Error

" CRLF -; - - -static char ngx_http_error_501_page[] = -"" CRLF -"501 Not Implemented" CRLF -"" CRLF -"

501 Not Implemented

" CRLF -; - - -static char ngx_http_error_502_page[] = -"" CRLF -"502 Bad Gateway" CRLF -"" CRLF -"

502 Bad Gateway

" CRLF -; - - -static char ngx_http_error_503_page[] = -"" CRLF -"503 Service Temporarily Unavailable" CRLF -"" CRLF -"

503 Service Temporarily Unavailable

" CRLF -; - - -static char ngx_http_error_504_page[] = -"" CRLF -"504 Gateway Time-out" CRLF -"" CRLF -"

504 Gateway Time-out

" CRLF -; - - -static char ngx_http_error_505_page[] = -"" CRLF -"505 HTTP Version Not Supported" CRLF -"" CRLF -"

505 HTTP Version Not Supported

" CRLF -; - - -static char ngx_http_error_507_page[] = -"" CRLF -"507 Insufficient Storage" CRLF -"" CRLF -"

507 Insufficient Storage

" CRLF -; - - -static ngx_str_t ngx_http_error_pages[] = { - - ngx_null_string, /* 201, 204 */ - -#define NGX_HTTP_LAST_2XX 202 -#define NGX_HTTP_OFF_3XX (NGX_HTTP_LAST_2XX - 201) - - /* ngx_null_string, */ /* 300 */ - ngx_string(ngx_http_error_301_page), - ngx_string(ngx_http_error_302_page), - ngx_string(ngx_http_error_303_page), - ngx_null_string, /* 304 */ - ngx_null_string, /* 305 */ - ngx_null_string, /* 306 */ - ngx_string(ngx_http_error_307_page), - ngx_string(ngx_http_error_308_page), - -#define NGX_HTTP_LAST_3XX 309 -#define NGX_HTTP_OFF_4XX (NGX_HTTP_LAST_3XX - 301 + NGX_HTTP_OFF_3XX) - - ngx_string(ngx_http_error_400_page), - ngx_string(ngx_http_error_401_page), - ngx_string(ngx_http_error_402_page), - ngx_string(ngx_http_error_403_page), - ngx_string(ngx_http_error_404_page), - ngx_string(ngx_http_error_405_page), - ngx_string(ngx_http_error_406_page), - ngx_null_string, /* 407 */ - ngx_string(ngx_http_error_408_page), - ngx_string(ngx_http_error_409_page), - ngx_string(ngx_http_error_410_page), - ngx_string(ngx_http_error_411_page), - ngx_string(ngx_http_error_412_page), - ngx_string(ngx_http_error_413_page), - ngx_string(ngx_http_error_414_page), - ngx_string(ngx_http_error_415_page), - ngx_string(ngx_http_error_416_page), - ngx_null_string, /* 417 */ - ngx_null_string, /* 418 */ - ngx_null_string, /* 419 */ - ngx_null_string, /* 420 */ - ngx_string(ngx_http_error_421_page), - ngx_null_string, /* 422 */ - ngx_null_string, /* 423 */ - ngx_null_string, /* 424 */ - ngx_null_string, /* 425 */ - ngx_null_string, /* 426 */ - ngx_null_string, /* 427 */ - ngx_null_string, /* 428 */ - ngx_string(ngx_http_error_429_page), - -#define NGX_HTTP_LAST_4XX 430 -#define NGX_HTTP_OFF_5XX (NGX_HTTP_LAST_4XX - 400 + NGX_HTTP_OFF_4XX) - - ngx_string(ngx_http_error_494_page), /* 494, request header too large */ - ngx_string(ngx_http_error_495_page), /* 495, https certificate error */ - ngx_string(ngx_http_error_496_page), /* 496, https no certificate */ - ngx_string(ngx_http_error_497_page), /* 497, http to https */ - ngx_string(ngx_http_error_404_page), /* 498, canceled */ - ngx_null_string, /* 499, client has closed connection */ - - ngx_string(ngx_http_error_500_page), - ngx_string(ngx_http_error_501_page), - ngx_string(ngx_http_error_502_page), - ngx_string(ngx_http_error_503_page), - ngx_string(ngx_http_error_504_page), - ngx_string(ngx_http_error_505_page), - ngx_null_string, /* 506 */ - ngx_string(ngx_http_error_507_page) - -#define NGX_HTTP_LAST_5XX 508 - -}; - - -ngx_int_t -ngx_http_special_response_handler(ngx_http_request_t *r, ngx_int_t error) -{ - ngx_uint_t i, err; - ngx_http_err_page_t *err_page; - ngx_http_core_loc_conf_t *clcf; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http special response: %i, \"%V?%V\"", - error, &r->uri, &r->args); - - r->err_status = error; - - if (r->keepalive) { - switch (error) { - case NGX_HTTP_BAD_REQUEST: - case NGX_HTTP_REQUEST_ENTITY_TOO_LARGE: - case NGX_HTTP_REQUEST_URI_TOO_LARGE: - case NGX_HTTP_TO_HTTPS: - case NGX_HTTPS_CERT_ERROR: - case NGX_HTTPS_NO_CERT: - case NGX_HTTP_INTERNAL_SERVER_ERROR: - case NGX_HTTP_NOT_IMPLEMENTED: - r->keepalive = 0; - } - } - - if (r->lingering_close) { - switch (error) { - case NGX_HTTP_BAD_REQUEST: - case NGX_HTTP_TO_HTTPS: - case NGX_HTTPS_CERT_ERROR: - case NGX_HTTPS_NO_CERT: - r->lingering_close = 0; - } - } - - r->headers_out.content_type.len = 0; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!r->error_page && clcf->error_pages && r->uri_changes != 0) { - - if (clcf->recursive_error_pages == 0) { - r->error_page = 1; - } - - err_page = clcf->error_pages->elts; - - for (i = 0; i < clcf->error_pages->nelts; i++) { - if (err_page[i].status == error) { - return ngx_http_send_error_page(r, &err_page[i]); - } - } - } - - r->expect_tested = 1; - - if (ngx_http_discard_request_body(r) != NGX_OK) { - r->keepalive = 0; - } - - if (clcf->msie_refresh - && r->headers_in.msie - && (error == NGX_HTTP_MOVED_PERMANENTLY - || error == NGX_HTTP_MOVED_TEMPORARILY)) - { - return ngx_http_send_refresh(r); - } - - if (error == NGX_HTTP_CREATED) { - /* 201 */ - err = 0; - - } else if (error == NGX_HTTP_NO_CONTENT) { - /* 204 */ - err = 0; - - } else if (error >= NGX_HTTP_MOVED_PERMANENTLY - && error < NGX_HTTP_LAST_3XX) - { - /* 3XX */ - err = error - NGX_HTTP_MOVED_PERMANENTLY + NGX_HTTP_OFF_3XX; - - } else if (error >= NGX_HTTP_BAD_REQUEST - && error < NGX_HTTP_LAST_4XX) - { - /* 4XX */ - err = error - NGX_HTTP_BAD_REQUEST + NGX_HTTP_OFF_4XX; - - } else if (error >= NGX_HTTP_NGINX_CODES - && error < NGX_HTTP_LAST_5XX) - { - /* 49X, 5XX */ - err = error - NGX_HTTP_NGINX_CODES + NGX_HTTP_OFF_5XX; - switch (error) { - case NGX_HTTP_TO_HTTPS: - case NGX_HTTPS_CERT_ERROR: - case NGX_HTTPS_NO_CERT: - case NGX_HTTP_REQUEST_HEADER_TOO_LARGE: - r->err_status = NGX_HTTP_BAD_REQUEST; - } - - } else { - /* unknown code, zero body */ - err = 0; - } - - return ngx_http_send_special_response(r, clcf, err); -} - - -ngx_int_t -ngx_http_filter_finalize_request(ngx_http_request_t *r, ngx_module_t *m, - ngx_int_t error) -{ - void *ctx; - ngx_int_t rc; - - ngx_http_clean_header(r); - - ctx = NULL; - - if (m) { - ctx = r->ctx[m->ctx_index]; - } - - /* clear the modules contexts */ - ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module); - - if (m) { - r->ctx[m->ctx_index] = ctx; - } - - r->filter_finalize = 1; - - rc = ngx_http_special_response_handler(r, error); - - /* NGX_ERROR resets any pending data */ - - switch (rc) { - - case NGX_OK: - case NGX_DONE: - return NGX_ERROR; - - default: - return rc; - } -} - - -void -ngx_http_clean_header(ngx_http_request_t *r) -{ - ngx_memzero(&r->headers_out.status, - sizeof(ngx_http_headers_out_t) - - offsetof(ngx_http_headers_out_t, status)); - - r->headers_out.headers.part.nelts = 0; - r->headers_out.headers.part.next = NULL; - r->headers_out.headers.last = &r->headers_out.headers.part; - - r->headers_out.content_length_n = -1; - r->headers_out.last_modified_time = -1; -} - - -static ngx_int_t -ngx_http_send_error_page(ngx_http_request_t *r, ngx_http_err_page_t *err_page) -{ - ngx_int_t overwrite; - ngx_str_t uri, args; - ngx_table_elt_t *location; - ngx_http_core_loc_conf_t *clcf; - - overwrite = err_page->overwrite; - - if (overwrite && overwrite != NGX_HTTP_OK) { - r->expect_tested = 1; - } - - if (overwrite >= 0) { - r->err_status = overwrite; - } - - if (ngx_http_complex_value(r, &err_page->value, &uri) != NGX_OK) { - return NGX_ERROR; - } - - if (uri.len && uri.data[0] == '/') { - - if (err_page->value.lengths) { - ngx_http_split_args(r, &uri, &args); - - } else { - args = err_page->args; - } - - if (r->method != NGX_HTTP_HEAD) { - r->method = NGX_HTTP_GET; - r->method_name = ngx_http_core_get_method; - } - - return ngx_http_internal_redirect(r, &uri, &args); - } - - if (uri.len && uri.data[0] == '@') { - return ngx_http_named_location(r, &uri); - } - - r->expect_tested = 1; - - if (ngx_http_discard_request_body(r) != NGX_OK) { - r->keepalive = 0; - } - - location = ngx_list_push(&r->headers_out.headers); - - if (location == NULL) { - return NGX_ERROR; - } - - if (overwrite != NGX_HTTP_MOVED_PERMANENTLY - && overwrite != NGX_HTTP_MOVED_TEMPORARILY - && overwrite != NGX_HTTP_SEE_OTHER - && overwrite != NGX_HTTP_TEMPORARY_REDIRECT - && overwrite != NGX_HTTP_PERMANENT_REDIRECT) - { - r->err_status = NGX_HTTP_MOVED_TEMPORARILY; - } - - location->hash = 1; - ngx_str_set(&location->key, "Location"); - location->value = uri; - - ngx_http_clear_location(r); - - r->headers_out.location = location; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->msie_refresh && r->headers_in.msie) { - return ngx_http_send_refresh(r); - } - - return ngx_http_send_special_response(r, clcf, r->err_status - - NGX_HTTP_MOVED_PERMANENTLY - + NGX_HTTP_OFF_3XX); -} - - -static ngx_int_t -ngx_http_send_special_response(ngx_http_request_t *r, - ngx_http_core_loc_conf_t *clcf, ngx_uint_t err) -{ - u_char *tail; - size_t len; - ngx_int_t rc; - ngx_buf_t *b; - ngx_uint_t msie_padding; - ngx_chain_t out[3]; - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - len = sizeof(ngx_http_error_full_tail) - 1; - tail = ngx_http_error_full_tail; - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - len = sizeof(ngx_http_error_build_tail) - 1; - tail = ngx_http_error_build_tail; - - } else { - len = sizeof(ngx_http_error_tail) - 1; - tail = ngx_http_error_tail; - } - - msie_padding = 0; - - if (ngx_http_error_pages[err].len) { - r->headers_out.content_length_n = ngx_http_error_pages[err].len + len; - if (clcf->msie_padding - && (r->headers_in.msie || r->headers_in.chrome) - && r->http_version >= NGX_HTTP_VERSION_10 - && err >= NGX_HTTP_OFF_4XX) - { - r->headers_out.content_length_n += - sizeof(ngx_http_msie_padding) - 1; - msie_padding = 1; - } - - r->headers_out.content_type_len = sizeof("text/html") - 1; - ngx_str_set(&r->headers_out.content_type, "text/html"); - r->headers_out.content_type_lowcase = NULL; - - } else { - r->headers_out.content_length_n = 0; - } - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - r->headers_out.content_length = NULL; - } - - ngx_http_clear_accept_ranges(r); - ngx_http_clear_last_modified(r); - ngx_http_clear_etag(r); - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || r->header_only) { - return rc; - } - - if (ngx_http_error_pages[err].len == 0) { - return ngx_http_send_special(r, NGX_HTTP_LAST); - } - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - b->pos = ngx_http_error_pages[err].data; - b->last = ngx_http_error_pages[err].data + ngx_http_error_pages[err].len; - - out[0].buf = b; - out[0].next = &out[1]; - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - - b->pos = tail; - b->last = tail + len; - - out[1].buf = b; - out[1].next = NULL; - - if (msie_padding) { - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - b->pos = ngx_http_msie_padding; - b->last = ngx_http_msie_padding + sizeof(ngx_http_msie_padding) - 1; - - out[1].next = &out[2]; - out[2].buf = b; - out[2].next = NULL; - } - - if (r == r->main) { - b->last_buf = 1; - } - - b->last_in_chain = 1; - - return ngx_http_output_filter(r, &out[0]); -} - - -static ngx_int_t -ngx_http_send_refresh(ngx_http_request_t *r) -{ - u_char *p, *location; - size_t len, size; - uintptr_t escape; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t out; - - len = r->headers_out.location->value.len; - location = r->headers_out.location->value.data; - - escape = 2 * ngx_escape_uri(NULL, location, len, NGX_ESCAPE_REFRESH); - - size = sizeof(ngx_http_msie_refresh_head) - 1 - + escape + len - + sizeof(ngx_http_msie_refresh_tail) - 1; - - r->err_status = NGX_HTTP_OK; - - r->headers_out.content_type_len = sizeof("text/html") - 1; - ngx_str_set(&r->headers_out.content_type, "text/html"); - r->headers_out.content_type_lowcase = NULL; - - r->headers_out.location->hash = 0; - r->headers_out.location = NULL; - - r->headers_out.content_length_n = size; - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - r->headers_out.content_length = NULL; - } - - ngx_http_clear_accept_ranges(r); - ngx_http_clear_last_modified(r); - ngx_http_clear_etag(r); - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || r->header_only) { - return rc; - } - - b = ngx_create_temp_buf(r->pool, size); - if (b == NULL) { - return NGX_ERROR; - } - - p = ngx_cpymem(b->pos, ngx_http_msie_refresh_head, - sizeof(ngx_http_msie_refresh_head) - 1); - - if (escape == 0) { - p = ngx_cpymem(p, location, len); - - } else { - p = (u_char *) ngx_escape_uri(p, location, len, NGX_ESCAPE_REFRESH); - } - - b->last = ngx_cpymem(p, ngx_http_msie_refresh_tail, - sizeof(ngx_http_msie_refresh_tail) - 1); - - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} diff --git a/src/nginx-1.18.0/src/http/ngx_http_upstream.c b/src/nginx-1.18.0/src/http/ngx_http_upstream.c deleted file mode 100644 index 89e1319..0000000 --- a/src/nginx-1.18.0/src/http/ngx_http_upstream.c +++ /dev/null @@ -1,6500 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -#if (NGX_HTTP_CACHE) -static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_get(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_http_file_cache_t **cache); -static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_background_update( - ngx_http_request_t *r, ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_check_range(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_cache_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_cache_etag(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#endif - -static void ngx_http_upstream_init_request(ngx_http_request_t *r); -static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); -static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); -static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); -static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, - ngx_event_t *ev); -static void ngx_http_upstream_connect(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_send_request(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t do_write); -static ngx_int_t ngx_http_upstream_send_request_body(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t do_write); -static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_read_request_handler(ngx_http_request_t *r); -static void ngx_http_upstream_process_header(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); -static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_process_trailers(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_send_response(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_upgrade(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_upgraded_read_downstream(ngx_http_request_t *r); -static void ngx_http_upstream_upgraded_write_downstream(ngx_http_request_t *r); -static void ngx_http_upstream_upgraded_read_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_upgraded_write_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_process_upgraded(ngx_http_request_t *r, - ngx_uint_t from_upstream, ngx_uint_t do_write); -static void - ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); -static void - ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void - ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, - ngx_uint_t do_write); -static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); -static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, - ssize_t bytes); -#if (NGX_THREADS) -static ngx_int_t ngx_http_upstream_thread_handler(ngx_thread_task_t *task, - ngx_file_t *file); -static void ngx_http_upstream_thread_event_handler(ngx_event_t *ev); -#endif -static ngx_int_t ngx_http_upstream_output_filter(void *data, - ngx_chain_t *chain); -static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); -static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_process_request(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_store(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_next(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t ft_type); -static void ngx_http_upstream_cleanup(void *data); -static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_int_t rc); - -static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_content_length(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_last_modified(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t - ngx_http_upstream_process_cache_control(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_connection(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t - ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_vary(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t - ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_rewrite_set_cookie(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); - -#if (NGX_HTTP_GZIP) -static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -#endif - -static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_response_length_variable( - ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_header_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_trailer_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_cookie_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); -static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -static ngx_int_t ngx_http_upstream_set_local(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_http_upstream_local_t *local); - -static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); -static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); - -#if (NGX_HTTP_SSL) -static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, - ngx_http_upstream_t *u, ngx_connection_t *c); -static void ngx_http_upstream_ssl_handshake_handler(ngx_connection_t *c); -static void ngx_http_upstream_ssl_handshake(ngx_http_request_t *, - ngx_http_upstream_t *u, ngx_connection_t *c); -static void ngx_http_upstream_ssl_save_session(ngx_connection_t *c); -static ngx_int_t ngx_http_upstream_ssl_name(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_connection_t *c); -#endif - - -static ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { - - { ngx_string("Status"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, status), - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("Content-Type"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, content_type), - ngx_http_upstream_copy_content_type, 0, 1 }, - - { ngx_string("Content-Length"), - ngx_http_upstream_process_content_length, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - - { ngx_string("Date"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, date), - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, date), 0 }, - - { ngx_string("Last-Modified"), - ngx_http_upstream_process_last_modified, 0, - ngx_http_upstream_copy_last_modified, 0, 0 }, - - { ngx_string("ETag"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, etag), - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, etag), 0 }, - - { ngx_string("Server"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, server), - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, server), 0 }, - - { ngx_string("WWW-Authenticate"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, www_authenticate), - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("Location"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, location), - ngx_http_upstream_rewrite_location, 0, 0 }, - - { ngx_string("Refresh"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_rewrite_refresh, 0, 0 }, - - { ngx_string("Set-Cookie"), - ngx_http_upstream_process_set_cookie, - offsetof(ngx_http_upstream_headers_in_t, cookies), - ngx_http_upstream_rewrite_set_cookie, 0, 1 }, - - { ngx_string("Content-Disposition"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_copy_header_line, 0, 1 }, - - { ngx_string("Cache-Control"), - ngx_http_upstream_process_cache_control, 0, - ngx_http_upstream_copy_multi_header_lines, - offsetof(ngx_http_headers_out_t, cache_control), 1 }, - - { ngx_string("Expires"), - ngx_http_upstream_process_expires, 0, - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, expires), 1 }, - - { ngx_string("Accept-Ranges"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, accept_ranges), - ngx_http_upstream_copy_allow_ranges, - offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, - - { ngx_string("Content-Range"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, content_range), 0 }, - - { ngx_string("Connection"), - ngx_http_upstream_process_connection, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - - { ngx_string("Keep-Alive"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - - { ngx_string("Vary"), - ngx_http_upstream_process_vary, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("Link"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_copy_multi_header_lines, - offsetof(ngx_http_headers_out_t, link), 0 }, - - { ngx_string("X-Accel-Expires"), - ngx_http_upstream_process_accel_expires, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Redirect"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Limit-Rate"), - ngx_http_upstream_process_limit_rate, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Buffering"), - ngx_http_upstream_process_buffering, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Charset"), - ngx_http_upstream_process_charset, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("Transfer-Encoding"), - ngx_http_upstream_process_transfer_encoding, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - -#if (NGX_HTTP_GZIP) - { ngx_string("Content-Encoding"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, content_encoding), - ngx_http_upstream_copy_content_encoding, 0, 0 }, -#endif - - { ngx_null_string, NULL, 0, NULL, 0, 0 } -}; - - -static ngx_command_t ngx_http_upstream_commands[] = { - - { ngx_string("upstream"), - NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, - ngx_http_upstream, - 0, - 0, - NULL }, - - { ngx_string("server"), - NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, - ngx_http_upstream_server, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_upstream_module_ctx = { - ngx_http_upstream_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_upstream_create_main_conf, /* create main configuration */ - ngx_http_upstream_init_main_conf, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_upstream_module = { - NGX_MODULE_V1, - &ngx_http_upstream_module_ctx, /* module context */ - ngx_http_upstream_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_upstream_vars[] = { - - { ngx_string("upstream_addr"), NULL, - ngx_http_upstream_addr_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_status"), NULL, - ngx_http_upstream_status_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_connect_time"), NULL, - ngx_http_upstream_response_time_variable, 2, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_header_time"), NULL, - ngx_http_upstream_response_time_variable, 1, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_response_time"), NULL, - ngx_http_upstream_response_time_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_response_length"), NULL, - ngx_http_upstream_response_length_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_bytes_received"), NULL, - ngx_http_upstream_response_length_variable, 1, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_bytes_sent"), NULL, - ngx_http_upstream_response_length_variable, 2, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - -#if (NGX_HTTP_CACHE) - - { ngx_string("upstream_cache_status"), NULL, - ngx_http_upstream_cache_status, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_cache_last_modified"), NULL, - ngx_http_upstream_cache_last_modified, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_string("upstream_cache_etag"), NULL, - ngx_http_upstream_cache_etag, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - -#endif - - { ngx_string("upstream_http_"), NULL, ngx_http_upstream_header_variable, - 0, NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("upstream_trailer_"), NULL, ngx_http_upstream_trailer_variable, - 0, NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("upstream_cookie_"), NULL, ngx_http_upstream_cookie_variable, - 0, NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_PREFIX, 0 }, - - ngx_http_null_variable -}; - - -static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { - { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, - { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, - { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, - { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, - { 403, NGX_HTTP_UPSTREAM_FT_HTTP_403 }, - { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, - { 429, NGX_HTTP_UPSTREAM_FT_HTTP_429 }, - { 0, 0 } -}; - - -ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { - { ngx_string("GET"), NGX_HTTP_GET }, - { ngx_string("HEAD"), NGX_HTTP_HEAD }, - { ngx_string("POST"), NGX_HTTP_POST }, - { ngx_null_string, 0 } -}; - - -ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { - { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, - { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, - { ngx_string("X-Accel-Limit-Rate"), NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE }, - { ngx_string("X-Accel-Buffering"), NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING }, - { ngx_string("X-Accel-Charset"), NGX_HTTP_UPSTREAM_IGN_XA_CHARSET }, - { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, - { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, - { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, - { ngx_string("Vary"), NGX_HTTP_UPSTREAM_IGN_VARY }, - { ngx_null_string, 0 } -}; - - -ngx_int_t -ngx_http_upstream_create(ngx_http_request_t *r) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - - if (u && u->cleanup) { - r->main->count++; - ngx_http_upstream_cleanup(r); - } - - u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); - if (u == NULL) { - return NGX_ERROR; - } - - r->upstream = u; - - u->peer.log = r->connection->log; - u->peer.log_error = NGX_ERROR_ERR; - -#if (NGX_HTTP_CACHE) - r->cache = NULL; -#endif - - u->headers_in.content_length_n = -1; - u->headers_in.last_modified_time = -1; - - return NGX_OK; -} - - -void -ngx_http_upstream_init(ngx_http_request_t *r) -{ - ngx_connection_t *c; - - c = r->connection; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http init upstream, client timer: %d", c->read->timer_set); - -#if (NGX_HTTP_V2) - if (r->stream) { - ngx_http_upstream_init_request(r); - return; - } -#endif - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { - - if (!c->write->active) { - if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) - == NGX_ERROR) - { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - } - - ngx_http_upstream_init_request(r); -} - - -static void -ngx_http_upstream_init_request(ngx_http_request_t *r) -{ - ngx_str_t *host; - ngx_uint_t i; - ngx_resolver_ctx_t *ctx, temp; - ngx_http_cleanup_t *cln; - ngx_http_upstream_t *u; - ngx_http_core_loc_conf_t *clcf; - ngx_http_upstream_srv_conf_t *uscf, **uscfp; - ngx_http_upstream_main_conf_t *umcf; - - if (r->aio) { - return; - } - - u = r->upstream; - -#if (NGX_HTTP_CACHE) - - if (u->conf->cache) { - ngx_int_t rc; - - rc = ngx_http_upstream_cache(r, u); - - if (rc == NGX_BUSY) { - r->write_event_handler = ngx_http_upstream_init_request; - return; - } - - r->write_event_handler = ngx_http_request_empty_handler; - - if (rc == NGX_ERROR) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (rc == NGX_OK) { - rc = ngx_http_upstream_cache_send(r, u); - - if (rc == NGX_DONE) { - return; - } - - if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { - rc = NGX_DECLINED; - r->cached = 0; - u->buffer.start = NULL; - u->cache_status = NGX_HTTP_CACHE_MISS; - u->request_sent = 1; - } - } - - if (rc != NGX_DECLINED) { - ngx_http_finalize_request(r, rc); - return; - } - } - -#endif - - u->store = u->conf->store; - - if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { - r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; - r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; - } - - if (r->request_body) { - u->request_bufs = r->request_body->bufs; - } - - if (u->create_request(r) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_http_upstream_set_local(r, u, u->conf->local) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (u->conf->socket_keepalive) { - u->peer.so_keepalive = 1; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - u->output.alignment = clcf->directio_alignment; - u->output.pool = r->pool; - u->output.bufs.num = 1; - u->output.bufs.size = clcf->client_body_buffer_size; - - if (u->output.output_filter == NULL) { - u->output.output_filter = ngx_chain_writer; - u->output.filter_ctx = &u->writer; - } - - u->writer.pool = r->pool; - - if (r->upstream_states == NULL) { - - r->upstream_states = ngx_array_create(r->pool, 1, - sizeof(ngx_http_upstream_state_t)); - if (r->upstream_states == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - } else { - - u->state = ngx_array_push(r->upstream_states); - if (u->state == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); - } - - cln = ngx_http_cleanup_add(r, 0); - if (cln == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - cln->handler = ngx_http_upstream_cleanup; - cln->data = r; - u->cleanup = &cln->handler; - - if (u->resolved == NULL) { - - uscf = u->conf->upstream; - - } else { - -#if (NGX_HTTP_SSL) - u->ssl_name = u->resolved->host; -#endif - - host = &u->resolved->host; - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - uscf = uscfp[i]; - - if (uscf->host.len == host->len - && ((uscf->port == 0 && u->resolved->no_port) - || uscf->port == u->resolved->port) - && ngx_strncasecmp(uscf->host.data, host->data, host->len) == 0) - { - goto found; - } - } - - if (u->resolved->sockaddr) { - - if (u->resolved->port == 0 - && u->resolved->sockaddr->sa_family != AF_UNIX) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no port in upstream \"%V\"", host); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - ngx_http_upstream_connect(r, u); - - return; - } - - if (u->resolved->port == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no port in upstream \"%V\"", host); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - temp.name = *host; - - ctx = ngx_resolve_start(clcf->resolver, &temp); - if (ctx == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ctx == NGX_NO_RESOLVER) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no resolver defined to resolve %V", host); - - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); - return; - } - - ctx->name = *host; - ctx->handler = ngx_http_upstream_resolve_handler; - ctx->data = r; - ctx->timeout = clcf->resolver_timeout; - - u->resolved->ctx = ctx; - - if (ngx_resolve_name(ctx) != NGX_OK) { - u->resolved->ctx = NULL; - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - return; - } - -found: - - if (uscf == NULL) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "no upstream configuration"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->upstream = uscf; - -#if (NGX_HTTP_SSL) - u->ssl_name = uscf->host; -#endif - - if (uscf->peer.init(r, uscf) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->peer.start_time = ngx_current_msec; - - if (u->conf->next_upstream_tries - && u->peer.tries > u->conf->next_upstream_tries) - { - u->peer.tries = u->conf->next_upstream_tries; - } - - ngx_http_upstream_connect(r, u); -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_int_t rc; - ngx_http_cache_t *c; - ngx_http_file_cache_t *cache; - - c = r->cache; - - if (c == NULL) { - - if (!(r->method & u->conf->cache_methods)) { - return NGX_DECLINED; - } - - rc = ngx_http_upstream_cache_get(r, u, &cache); - - if (rc != NGX_OK) { - return rc; - } - - if (r->method == NGX_HTTP_HEAD && u->conf->cache_convert_head) { - u->method = ngx_http_core_get_method; - } - - if (ngx_http_file_cache_new(r) != NGX_OK) { - return NGX_ERROR; - } - - if (u->create_key(r) != NGX_OK) { - return NGX_ERROR; - } - - /* TODO: add keys */ - - ngx_http_file_cache_create_key(r); - - if (r->cache->header_start + 256 > u->conf->buffer_size) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%V_buffer_size %uz is not enough for cache key, " - "it should be increased to at least %uz", - &u->conf->module, u->conf->buffer_size, - ngx_align(r->cache->header_start + 256, 1024)); - - r->cache = NULL; - return NGX_DECLINED; - } - - u->cacheable = 1; - - c = r->cache; - - c->body_start = u->conf->buffer_size; - c->min_uses = u->conf->cache_min_uses; - c->file_cache = cache; - - switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { - - case NGX_ERROR: - return NGX_ERROR; - - case NGX_DECLINED: - u->cache_status = NGX_HTTP_CACHE_BYPASS; - return NGX_DECLINED; - - default: /* NGX_OK */ - break; - } - - c->lock = u->conf->cache_lock; - c->lock_timeout = u->conf->cache_lock_timeout; - c->lock_age = u->conf->cache_lock_age; - - u->cache_status = NGX_HTTP_CACHE_MISS; - } - - rc = ngx_http_file_cache_open(r); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream cache: %i", rc); - - switch (rc) { - - case NGX_HTTP_CACHE_STALE: - - if (((u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) - || c->stale_updating) && !r->background - && u->conf->cache_background_update) - { - if (ngx_http_upstream_cache_background_update(r, u) == NGX_OK) { - r->cache->background = 1; - u->cache_status = rc; - rc = NGX_OK; - - } else { - rc = NGX_ERROR; - } - } - - break; - - case NGX_HTTP_CACHE_UPDATING: - - if (((u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) - || c->stale_updating) && !r->background) - { - u->cache_status = rc; - rc = NGX_OK; - - } else { - rc = NGX_HTTP_CACHE_STALE; - } - - break; - - case NGX_OK: - u->cache_status = NGX_HTTP_CACHE_HIT; - } - - switch (rc) { - - case NGX_OK: - - return NGX_OK; - - case NGX_HTTP_CACHE_STALE: - - c->valid_sec = 0; - c->updating_sec = 0; - c->error_sec = 0; - - u->buffer.start = NULL; - u->cache_status = NGX_HTTP_CACHE_EXPIRED; - - break; - - case NGX_DECLINED: - - if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { - u->buffer.start = NULL; - - } else { - u->buffer.pos = u->buffer.start + c->header_start; - u->buffer.last = u->buffer.pos; - } - - break; - - case NGX_HTTP_CACHE_SCARCE: - - u->cacheable = 0; - - break; - - case NGX_AGAIN: - - return NGX_BUSY; - - case NGX_ERROR: - - return NGX_ERROR; - - default: - - /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ - - u->cache_status = NGX_HTTP_CACHE_HIT; - - return rc; - } - - if (ngx_http_upstream_cache_check_range(r, u) == NGX_DECLINED) { - u->cacheable = 0; - } - - r->cached = 0; - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_upstream_cache_get(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_http_file_cache_t **cache) -{ - ngx_str_t *name, val; - ngx_uint_t i; - ngx_http_file_cache_t **caches; - - if (u->conf->cache_zone) { - *cache = u->conf->cache_zone->data; - return NGX_OK; - } - - if (ngx_http_complex_value(r, u->conf->cache_value, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len == 0 - || (val.len == 3 && ngx_strncmp(val.data, "off", 3) == 0)) - { - return NGX_DECLINED; - } - - caches = u->caches->elts; - - for (i = 0; i < u->caches->nelts; i++) { - name = &caches[i]->shm_zone->shm.name; - - if (name->len == val.len - && ngx_strncmp(name->data, val.data, val.len) == 0) - { - *cache = caches[i]; - return NGX_OK; - } - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "cache \"%V\" not found", &val); - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_int_t rc; - ngx_http_cache_t *c; - - r->cached = 1; - c = r->cache; - - if (c->header_start == c->body_start) { - r->http_version = NGX_HTTP_VERSION_9; - return ngx_http_cache_send(r); - } - - /* TODO: cache stack */ - - u->buffer = *c->buf; - u->buffer.pos += c->header_start; - - ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); - u->headers_in.content_length_n = -1; - u->headers_in.last_modified_time = -1; - - if (ngx_list_init(&u->headers_in.headers, r->pool, 8, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_list_init(&u->headers_in.trailers, r->pool, 2, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - rc = u->process_header(r); - - if (rc == NGX_OK) { - - if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { - return NGX_DONE; - } - - return ngx_http_cache_send(r); - } - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc == NGX_AGAIN) { - rc = NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ - - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "cache file \"%s\" contains invalid header", - c->file.name.data); - - /* TODO: delete file */ - - return rc; -} - - -static ngx_int_t -ngx_http_upstream_cache_background_update(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_http_request_t *sr; - - if (r == r->main) { - r->preserve_body = 1; - } - - if (ngx_http_subrequest(r, &r->uri, &r->args, &sr, NULL, - NGX_HTTP_SUBREQUEST_CLONE - |NGX_HTTP_SUBREQUEST_BACKGROUND) - != NGX_OK) - { - return NGX_ERROR; - } - - sr->header_only = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_cache_check_range(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - off_t offset; - u_char *p, *start; - ngx_table_elt_t *h; - - h = r->headers_in.range; - - if (h == NULL - || !u->cacheable - || u->conf->cache_max_range_offset == NGX_MAX_OFF_T_VALUE) - { - return NGX_OK; - } - - if (u->conf->cache_max_range_offset == 0) { - return NGX_DECLINED; - } - - if (h->value.len < 7 - || ngx_strncasecmp(h->value.data, (u_char *) "bytes=", 6) != 0) - { - return NGX_OK; - } - - p = h->value.data + 6; - - while (*p == ' ') { p++; } - - if (*p == '-') { - return NGX_DECLINED; - } - - start = p; - - while (*p >= '0' && *p <= '9') { p++; } - - offset = ngx_atoof(start, p - start); - - if (offset >= u->conf->cache_max_range_offset) { - return NGX_DECLINED; - } - - return NGX_OK; -} - -#endif - - -static void -ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) -{ - ngx_uint_t run_posted; - ngx_connection_t *c; - ngx_http_request_t *r; - ngx_http_upstream_t *u; - ngx_http_upstream_resolved_t *ur; - - run_posted = ctx->async; - - r = ctx->data; - c = r->connection; - - u = r->upstream; - ur = u->resolved; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream resolve: \"%V?%V\"", &r->uri, &r->args); - - if (ctx->state) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%V could not be resolved (%i: %s)", - &ctx->name, ctx->state, - ngx_resolver_strerror(ctx->state)); - - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); - goto failed; - } - - ur->naddrs = ctx->naddrs; - ur->addrs = ctx->addrs; - -#if (NGX_DEBUG) - { - u_char text[NGX_SOCKADDR_STRLEN]; - ngx_str_t addr; - ngx_uint_t i; - - addr.data = text; - - for (i = 0; i < ctx->naddrs; i++) { - addr.len = ngx_sock_ntop(ur->addrs[i].sockaddr, ur->addrs[i].socklen, - text, NGX_SOCKADDR_STRLEN, 0); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "name was resolved to %V", &addr); - } - } -#endif - - if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - goto failed; - } - - ngx_resolve_name_done(ctx); - ur->ctx = NULL; - - u->peer.start_time = ngx_current_msec; - - if (u->conf->next_upstream_tries - && u->peer.tries > u->conf->next_upstream_tries) - { - u->peer.tries = u->conf->next_upstream_tries; - } - - ngx_http_upstream_connect(r, u); - -failed: - - if (run_posted) { - ngx_http_run_posted_requests(c); - } -} - - -static void -ngx_http_upstream_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - ngx_http_upstream_t *u; - - c = ev->data; - r = c->data; - - u = r->upstream; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream request: \"%V?%V\"", &r->uri, &r->args); - - if (ev->delayed && ev->timedout) { - ev->delayed = 0; - ev->timedout = 0; - } - - if (ev->write) { - u->write_event_handler(r, u); - - } else { - u->read_event_handler(r, u); - } - - ngx_http_run_posted_requests(c); -} - - -static void -ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) -{ - ngx_http_upstream_check_broken_connection(r, r->connection->read); -} - - -static void -ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) -{ - ngx_http_upstream_check_broken_connection(r, r->connection->write); -} - - -static void -ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, - ngx_event_t *ev) -{ - int n; - char buf[1]; - ngx_err_t err; - ngx_int_t event; - ngx_connection_t *c; - ngx_http_upstream_t *u; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, - "http upstream check client, write event:%d, \"%V\"", - ev->write, &r->uri); - - c = r->connection; - u = r->upstream; - - if (c->error) { - if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { - - event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; - - if (ngx_del_event(ev, event, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (!u->cacheable) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } - - return; - } - -#if (NGX_HTTP_V2) - if (r->stream) { - return; - } -#endif - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - - if (!ev->pending_eof) { - return; - } - - ev->eof = 1; - c->error = 1; - - if (ev->kq_errno) { - ev->error = 1; - } - - if (!u->cacheable && u->peer.connection) { - ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, - "kevent() reported that client prematurely closed " - "connection, so upstream connection is closed too"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, - "kevent() reported that client prematurely closed " - "connection"); - - if (u->peer.connection == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } - - return; - } - -#endif - -#if (NGX_HAVE_EPOLLRDHUP) - - if ((ngx_event_flags & NGX_USE_EPOLL_EVENT) && ngx_use_epoll_rdhup) { - socklen_t len; - - if (!ev->pending_eof) { - return; - } - - ev->eof = 1; - c->error = 1; - - err = 0; - len = sizeof(ngx_err_t); - - /* - * BSDs and Linux return 0 and set a pending error in err - * Solaris returns -1 and sets errno - */ - - if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) - == -1) - { - err = ngx_socket_errno; - } - - if (err) { - ev->error = 1; - } - - if (!u->cacheable && u->peer.connection) { - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "epoll_wait() reported that client prematurely closed " - "connection, so upstream connection is closed too"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "epoll_wait() reported that client prematurely closed " - "connection"); - - if (u->peer.connection == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } - - return; - } - -#endif - - n = recv(c->fd, buf, 1, MSG_PEEK); - - err = ngx_socket_errno; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, - "http upstream recv(): %d", n); - - if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { - return; - } - - if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { - - event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; - - if (ngx_del_event(ev, event, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (n > 0) { - return; - } - - if (n == -1) { - if (err == NGX_EAGAIN) { - return; - } - - ev->error = 1; - - } else { /* n == 0 */ - err = 0; - } - - ev->eof = 1; - c->error = 1; - - if (!u->cacheable && u->peer.connection) { - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "client prematurely closed connection, " - "so upstream connection is closed too"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "client prematurely closed connection"); - - if (u->peer.connection == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } -} - - -static void -ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_int_t rc; - ngx_connection_t *c; - - r->connection->log->action = "connecting to upstream"; - - if (u->state && u->state->response_time == (ngx_msec_t) -1) { - u->state->response_time = ngx_current_msec - u->start_time; - } - - u->state = ngx_array_push(r->upstream_states); - if (u->state == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); - - u->start_time = ngx_current_msec; - - u->state->response_time = (ngx_msec_t) -1; - u->state->connect_time = (ngx_msec_t) -1; - u->state->header_time = (ngx_msec_t) -1; - - rc = ngx_event_connect_peer(&u->peer); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream connect: %i", rc); - - if (rc == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->state->peer = u->peer.name; - - if (rc == NGX_BUSY) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); - return; - } - - if (rc == NGX_DECLINED) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ - - c = u->peer.connection; - - c->requests++; - - c->data = r; - - c->write->handler = ngx_http_upstream_handler; - c->read->handler = ngx_http_upstream_handler; - - u->write_event_handler = ngx_http_upstream_send_request_handler; - u->read_event_handler = ngx_http_upstream_process_header; - - c->sendfile &= r->connection->sendfile; - u->output.sendfile = c->sendfile; - - if (r->connection->tcp_nopush == NGX_TCP_NOPUSH_DISABLED) { - c->tcp_nopush = NGX_TCP_NOPUSH_DISABLED; - } - - if (c->pool == NULL) { - - /* we need separate pool here to be able to cache SSL connections */ - - c->pool = ngx_create_pool(128, r->connection->log); - if (c->pool == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - c->log = r->connection->log; - c->pool->log = c->log; - c->read->log = c->log; - c->write->log = c->log; - - /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ - - u->writer.out = NULL; - u->writer.last = &u->writer.out; - u->writer.connection = c; - u->writer.limit = 0; - - if (u->request_sent) { - if (ngx_http_upstream_reinit(r, u) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (r->request_body - && r->request_body->buf - && r->request_body->temp_file - && r == r->main) - { - /* - * the r->request_body->buf can be reused for one request only, - * the subrequests should allocate their own temporary bufs - */ - - u->output.free = ngx_alloc_chain_link(r->pool); - if (u->output.free == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->output.free->buf = r->request_body->buf; - u->output.free->next = NULL; - u->output.allocated = 1; - - r->request_body->buf->pos = r->request_body->buf->start; - r->request_body->buf->last = r->request_body->buf->start; - r->request_body->buf->tag = u->output.tag; - } - - u->request_sent = 0; - u->request_body_sent = 0; - u->request_body_blocked = 0; - - if (rc == NGX_AGAIN) { - ngx_add_timer(c->write, u->conf->connect_timeout); - return; - } - -#if (NGX_HTTP_SSL) - - if (u->ssl && c->ssl == NULL) { - ngx_http_upstream_ssl_init_connection(r, u, c); - return; - } - -#endif - - ngx_http_upstream_send_request(r, u, 1); -} - - -#if (NGX_HTTP_SSL) - -static void -ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_connection_t *c) -{ - ngx_int_t rc; - ngx_http_core_loc_conf_t *clcf; - - if (ngx_http_upstream_test_connect(c) != NGX_OK) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - if (ngx_ssl_create_connection(u->conf->ssl, c, - NGX_SSL_BUFFER|NGX_SSL_CLIENT) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - c->sendfile = 0; - u->output.sendfile = 0; - - if (u->conf->ssl_server_name || u->conf->ssl_verify) { - if (ngx_http_upstream_ssl_name(r, u, c) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (u->conf->ssl_session_reuse) { - c->ssl->save_session = ngx_http_upstream_ssl_save_session; - - if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - /* abbreviated SSL handshake may interact badly with Nagle */ - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->tcp_nodelay && ngx_tcp_nodelay(c) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - r->connection->log->action = "SSL handshaking to upstream"; - - rc = ngx_ssl_handshake(c); - - if (rc == NGX_AGAIN) { - - if (!c->write->timer_set) { - ngx_add_timer(c->write, u->conf->connect_timeout); - } - - c->ssl->handler = ngx_http_upstream_ssl_handshake_handler; - return; - } - - ngx_http_upstream_ssl_handshake(r, u, c); -} - - -static void -ngx_http_upstream_ssl_handshake_handler(ngx_connection_t *c) -{ - ngx_http_request_t *r; - ngx_http_upstream_t *u; - - r = c->data; - - u = r->upstream; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream ssl handshake: \"%V?%V\"", - &r->uri, &r->args); - - ngx_http_upstream_ssl_handshake(r, u, u->peer.connection); - - ngx_http_run_posted_requests(c); -} - - -static void -ngx_http_upstream_ssl_handshake(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_connection_t *c) -{ - long rc; - - if (c->ssl->handshaked) { - - if (u->conf->ssl_verify) { - rc = SSL_get_verify_result(c->ssl->connection); - - if (rc != X509_V_OK) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream SSL certificate verify error: (%l:%s)", - rc, X509_verify_cert_error_string(rc)); - goto failed; - } - - if (ngx_ssl_check_host(c, &u->ssl_name) != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream SSL certificate does not match \"%V\"", - &u->ssl_name); - goto failed; - } - } - - c->write->handler = ngx_http_upstream_handler; - c->read->handler = ngx_http_upstream_handler; - - ngx_http_upstream_send_request(r, u, 1); - - return; - } - - if (c->write->timedout) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); - return; - } - -failed: - - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); -} - - -static void -ngx_http_upstream_ssl_save_session(ngx_connection_t *c) -{ - ngx_http_request_t *r; - ngx_http_upstream_t *u; - - if (c->idle) { - return; - } - - r = c->data; - - u = r->upstream; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - u->peer.save_session(&u->peer, u->peer.data); -} - - -static ngx_int_t -ngx_http_upstream_ssl_name(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_connection_t *c) -{ - u_char *p, *last; - ngx_str_t name; - - if (u->conf->ssl_name) { - if (ngx_http_complex_value(r, u->conf->ssl_name, &name) != NGX_OK) { - return NGX_ERROR; - } - - } else { - name = u->ssl_name; - } - - if (name.len == 0) { - goto done; - } - - /* - * ssl name here may contain port, notably if derived from $proxy_host - * or $http_host; we have to strip it - */ - - p = name.data; - last = name.data + name.len; - - if (*p == '[') { - p = ngx_strlchr(p, last, ']'); - - if (p == NULL) { - p = name.data; - } - } - - p = ngx_strlchr(p, last, ':'); - - if (p != NULL) { - name.len = p - name.data; - } - - if (!u->conf->ssl_server_name) { - goto done; - } - -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME - - /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ - - if (name.len == 0 || *name.data == '[') { - goto done; - } - - if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { - goto done; - } - - /* - * SSL_set_tlsext_host_name() needs a null-terminated string, - * hence we explicitly null-terminate name here - */ - - p = ngx_pnalloc(r->pool, name.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - (void) ngx_cpystrn(p, name.data, name.len + 1); - - name.data = p; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "upstream SSL server name: \"%s\"", name.data); - - if (SSL_set_tlsext_host_name(c->ssl->connection, - (char *) name.data) - == 0) - { - ngx_ssl_error(NGX_LOG_ERR, r->connection->log, 0, - "SSL_set_tlsext_host_name(\"%s\") failed", name.data); - return NGX_ERROR; - } - -#endif - -done: - - u->ssl_name = name; - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - off_t file_pos; - ngx_chain_t *cl; - - if (u->reinit_request(r) != NGX_OK) { - return NGX_ERROR; - } - - u->keepalive = 0; - u->upgrade = 0; - - ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); - u->headers_in.content_length_n = -1; - u->headers_in.last_modified_time = -1; - - if (ngx_list_init(&u->headers_in.headers, r->pool, 8, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_list_init(&u->headers_in.trailers, r->pool, 2, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - /* reinit the request chain */ - - file_pos = 0; - - for (cl = u->request_bufs; cl; cl = cl->next) { - cl->buf->pos = cl->buf->start; - - /* there is at most one file */ - - if (cl->buf->in_file) { - cl->buf->file_pos = file_pos; - file_pos = cl->buf->file_last; - } - } - - /* reinit the subrequest's ngx_output_chain() context */ - - if (r->request_body && r->request_body->temp_file - && r != r->main && u->output.buf) - { - u->output.free = ngx_alloc_chain_link(r->pool); - if (u->output.free == NULL) { - return NGX_ERROR; - } - - u->output.free->buf = u->output.buf; - u->output.free->next = NULL; - - u->output.buf->pos = u->output.buf->start; - u->output.buf->last = u->output.buf->start; - } - - u->output.buf = NULL; - u->output.in = NULL; - u->output.busy = NULL; - - /* reinit u->buffer */ - - u->buffer.pos = u->buffer.start; - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - u->buffer.pos += r->cache->header_start; - } - -#endif - - u->buffer.last = u->buffer.pos; - - return NGX_OK; -} - - -static void -ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_uint_t do_write) -{ - ngx_int_t rc; - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream send request"); - - if (u->state->connect_time == (ngx_msec_t) -1) { - u->state->connect_time = ngx_current_msec - u->start_time; - } - - if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - c->log->action = "sending request to upstream"; - - rc = ngx_http_upstream_send_request_body(r, u, do_write); - - if (rc == NGX_ERROR) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - if (rc == NGX_AGAIN) { - if (!c->write->ready || u->request_body_blocked) { - ngx_add_timer(c->write, u->conf->send_timeout); - - } else if (c->write->timer_set) { - ngx_del_timer(c->write); - } - - if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (c->write->ready && c->tcp_nopush == NGX_TCP_NOPUSH_SET) { - if (ngx_tcp_push(c->fd) == -1) { - ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, - ngx_tcp_push_n " failed"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; - } - - return; - } - - /* rc == NGX_OK */ - - if (c->write->timer_set) { - ngx_del_timer(c->write); - } - - if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { - if (ngx_tcp_push(c->fd) == -1) { - ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, - ngx_tcp_push_n " failed"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; - } - - if (!u->conf->preserve_output) { - u->write_event_handler = ngx_http_upstream_dummy_handler; - } - - if (ngx_handle_write_event(c->write, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (!u->request_body_sent) { - u->request_body_sent = 1; - - if (u->header_sent) { - return; - } - - ngx_add_timer(c->read, u->conf->read_timeout); - - if (c->read->ready) { - ngx_http_upstream_process_header(r, u); - return; - } - } -} - - -static ngx_int_t -ngx_http_upstream_send_request_body(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t do_write) -{ - ngx_int_t rc; - ngx_chain_t *out, *cl, *ln; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream send request body"); - - if (!r->request_body_no_buffering) { - - /* buffered request body */ - - if (!u->request_sent) { - u->request_sent = 1; - out = u->request_bufs; - - } else { - out = NULL; - } - - rc = ngx_output_chain(&u->output, out); - - if (rc == NGX_AGAIN) { - u->request_body_blocked = 1; - - } else { - u->request_body_blocked = 0; - } - - return rc; - } - - if (!u->request_sent) { - u->request_sent = 1; - out = u->request_bufs; - - if (r->request_body->bufs) { - for (cl = out; cl->next; cl = cl->next) { /* void */ } - cl->next = r->request_body->bufs; - r->request_body->bufs = NULL; - } - - c = u->peer.connection; - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->tcp_nodelay && ngx_tcp_nodelay(c) != NGX_OK) { - return NGX_ERROR; - } - - r->read_event_handler = ngx_http_upstream_read_request_handler; - - } else { - out = NULL; - } - - for ( ;; ) { - - if (do_write) { - rc = ngx_output_chain(&u->output, out); - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - while (out) { - ln = out; - out = out->next; - ngx_free_chain(r->pool, ln); - } - - if (rc == NGX_AGAIN) { - u->request_body_blocked = 1; - - } else { - u->request_body_blocked = 0; - } - - if (rc == NGX_OK && !r->reading_body) { - break; - } - } - - if (r->reading_body) { - /* read client request body */ - - rc = ngx_http_read_unbuffered_request_body(r); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - out = r->request_body->bufs; - r->request_body->bufs = NULL; - } - - /* stop if there is nothing to send */ - - if (out == NULL) { - rc = NGX_AGAIN; - break; - } - - do_write = 1; - } - - if (!r->reading_body) { - if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { - r->read_event_handler = - ngx_http_upstream_rd_check_broken_connection; - } - } - - return rc; -} - - -static void -ngx_http_upstream_send_request_handler(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream send request handler"); - - if (c->write->timedout) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); - return; - } - -#if (NGX_HTTP_SSL) - - if (u->ssl && c->ssl == NULL) { - ngx_http_upstream_ssl_init_connection(r, u, c); - return; - } - -#endif - - if (u->header_sent && !u->conf->preserve_output) { - u->write_event_handler = ngx_http_upstream_dummy_handler; - - (void) ngx_handle_write_event(c->write, 0); - - return; - } - - ngx_http_upstream_send_request(r, u, 1); -} - - -static void -ngx_http_upstream_read_request_handler(ngx_http_request_t *r) -{ - ngx_connection_t *c; - ngx_http_upstream_t *u; - - c = r->connection; - u = r->upstream; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream read request handler"); - - if (c->read->timedout) { - c->timedout = 1; - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - ngx_http_upstream_send_request(r, u, 0); -} - - -static void -ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ssize_t n; - ngx_int_t rc; - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process header"); - - c->log->action = "reading response header from upstream"; - - if (c->read->timedout) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); - return; - } - - if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - if (u->buffer.start == NULL) { - u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); - if (u->buffer.start == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->buffer.pos = u->buffer.start; - u->buffer.last = u->buffer.start; - u->buffer.end = u->buffer.start + u->conf->buffer_size; - u->buffer.temporary = 1; - - u->buffer.tag = u->output.tag; - - if (ngx_list_init(&u->headers_in.headers, r->pool, 8, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_list_init(&u->headers_in.trailers, r->pool, 2, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - u->buffer.pos += r->cache->header_start; - u->buffer.last = u->buffer.pos; - } -#endif - } - - for ( ;; ) { - - n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); - - if (n == NGX_AGAIN) { -#if 0 - ngx_add_timer(rev, u->read_timeout); -#endif - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - return; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream prematurely closed connection"); - } - - if (n == NGX_ERROR || n == 0) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - u->state->bytes_received += n; - - u->buffer.last += n; - -#if 0 - u->valid_header_in = 0; - - u->peer.cached = 0; -#endif - - rc = u->process_header(r); - - if (rc == NGX_AGAIN) { - - if (u->buffer.last == u->buffer.end) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream sent too big header"); - - ngx_http_upstream_next(r, u, - NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); - return; - } - - continue; - } - - break; - } - - if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); - return; - } - - if (rc == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - /* rc == NGX_OK */ - - u->state->header_time = ngx_current_msec - u->start_time; - - if (u->headers_in.status_n >= NGX_HTTP_SPECIAL_RESPONSE) { - - if (ngx_http_upstream_test_next(r, u) == NGX_OK) { - return; - } - - if (ngx_http_upstream_intercept_errors(r, u) == NGX_OK) { - return; - } - } - - if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { - return; - } - - ngx_http_upstream_send_response(r, u); -} - - -static ngx_int_t -ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_msec_t timeout; - ngx_uint_t status, mask; - ngx_http_upstream_next_t *un; - - status = u->headers_in.status_n; - - for (un = ngx_http_upstream_next_errors; un->status; un++) { - - if (status != un->status) { - continue; - } - - timeout = u->conf->next_upstream_timeout; - - if (u->request_sent - && (r->method & (NGX_HTTP_POST|NGX_HTTP_LOCK|NGX_HTTP_PATCH))) - { - mask = un->mask | NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT; - - } else { - mask = un->mask; - } - - if (u->peer.tries > 1 - && ((u->conf->next_upstream & mask) == mask) - && !(u->request_sent && r->request_body_no_buffering) - && !(timeout && ngx_current_msec - u->peer.start_time >= timeout)) - { - ngx_http_upstream_next(r, u, un->mask); - return NGX_OK; - } - -#if (NGX_HTTP_CACHE) - - if (u->cache_status == NGX_HTTP_CACHE_EXPIRED - && ((u->conf->cache_use_stale & un->mask) || r->cache->stale_error)) - { - ngx_int_t rc; - - rc = u->reinit_request(r); - - if (rc != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, rc); - return NGX_OK; - } - - u->cache_status = NGX_HTTP_CACHE_STALE; - rc = ngx_http_upstream_cache_send(r, u); - - if (rc == NGX_DONE) { - return NGX_OK; - } - - if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_http_upstream_finalize_request(r, u, rc); - return NGX_OK; - } - -#endif - } - -#if (NGX_HTTP_CACHE) - - if (status == NGX_HTTP_NOT_MODIFIED - && u->cache_status == NGX_HTTP_CACHE_EXPIRED - && u->conf->cache_revalidate) - { - time_t now, valid, updating, error; - ngx_int_t rc; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream not modified"); - - now = ngx_time(); - - valid = r->cache->valid_sec; - updating = r->cache->updating_sec; - error = r->cache->error_sec; - - rc = u->reinit_request(r); - - if (rc != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, rc); - return NGX_OK; - } - - u->cache_status = NGX_HTTP_CACHE_REVALIDATED; - rc = ngx_http_upstream_cache_send(r, u); - - if (rc == NGX_DONE) { - return NGX_OK; - } - - if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (valid == 0) { - valid = r->cache->valid_sec; - updating = r->cache->updating_sec; - error = r->cache->error_sec; - } - - if (valid == 0) { - valid = ngx_http_file_cache_valid(u->conf->cache_valid, - u->headers_in.status_n); - if (valid) { - valid = now + valid; - } - } - - if (valid) { - r->cache->valid_sec = valid; - r->cache->updating_sec = updating; - r->cache->error_sec = error; - - r->cache->date = now; - - ngx_http_file_cache_update_header(r); - } - - ngx_http_upstream_finalize_request(r, u, rc); - return NGX_OK; - } - -#endif - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_upstream_intercept_errors(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_int_t status; - ngx_uint_t i; - ngx_table_elt_t *h; - ngx_http_err_page_t *err_page; - ngx_http_core_loc_conf_t *clcf; - - status = u->headers_in.status_n; - - if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) { - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_NOT_FOUND); - return NGX_OK; - } - - if (!u->conf->intercept_errors) { - return NGX_DECLINED; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->error_pages == NULL) { - return NGX_DECLINED; - } - - err_page = clcf->error_pages->elts; - for (i = 0; i < clcf->error_pages->nelts; i++) { - - if (err_page[i].status == status) { - - if (status == NGX_HTTP_UNAUTHORIZED - && u->headers_in.www_authenticate) - { - h = ngx_list_push(&r->headers_out.headers); - - if (h == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - *h = *u->headers_in.www_authenticate; - - r->headers_out.www_authenticate = h; - } - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - - if (u->cacheable) { - time_t valid; - - valid = r->cache->valid_sec; - - if (valid == 0) { - valid = ngx_http_file_cache_valid(u->conf->cache_valid, - status); - if (valid) { - r->cache->valid_sec = ngx_time() + valid; - } - } - - if (valid) { - r->cache->error = status; - } - } - - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } -#endif - ngx_http_upstream_finalize_request(r, u, status); - - return NGX_OK; - } - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_upstream_test_connect(ngx_connection_t *c) -{ - int err; - socklen_t len; - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - if (c->write->pending_eof || c->read->pending_eof) { - if (c->write->pending_eof) { - err = c->write->kq_errno; - - } else { - err = c->read->kq_errno; - } - - c->log->action = "connecting to upstream"; - (void) ngx_connection_error(c, err, - "kevent() reported that connect() failed"); - return NGX_ERROR; - } - - } else -#endif - { - err = 0; - len = sizeof(int); - - /* - * BSDs and Linux return 0 and set a pending error in err - * Solaris returns -1 and sets errno - */ - - if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) - == -1) - { - err = ngx_socket_errno; - } - - if (err) { - c->log->action = "connecting to upstream"; - (void) ngx_connection_error(c, err, "connect() failed"); - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_str_t uri, args; - ngx_uint_t i, flags; - ngx_list_part_t *part; - ngx_table_elt_t *h; - ngx_http_upstream_header_t *hh; - ngx_http_upstream_main_conf_t *umcf; - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - if (u->headers_in.x_accel_redirect - && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) - { - ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); - - part = &u->headers_in.headers.part; - h = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - h = part->elts; - i = 0; - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, - h[i].lowcase_key, h[i].key.len); - - if (hh && hh->redirect) { - if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { - ngx_http_finalize_request(r, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - } - } - - uri = u->headers_in.x_accel_redirect->value; - - if (uri.data[0] == '@') { - ngx_http_named_location(r, &uri); - - } else { - ngx_str_null(&args); - flags = NGX_HTTP_LOG_UNSAFE; - - if (ngx_http_parse_unsafe_uri(r, &uri, &args, &flags) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); - return NGX_DONE; - } - - if (r->method != NGX_HTTP_HEAD) { - r->method = NGX_HTTP_GET; - r->method_name = ngx_http_core_get_method; - } - - ngx_http_internal_redirect(r, &uri, &args); - } - - ngx_http_finalize_request(r, NGX_DONE); - return NGX_DONE; - } - - part = &u->headers_in.headers.part; - h = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - h = part->elts; - i = 0; - } - - if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, - h[i].lowcase_key, h[i].key.len)) - { - continue; - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, - h[i].lowcase_key, h[i].key.len); - - if (hh) { - if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - - continue; - } - - if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - } - - if (r->headers_out.server && r->headers_out.server->value.data == NULL) { - r->headers_out.server->hash = 0; - } - - if (r->headers_out.date && r->headers_out.date->value.data == NULL) { - r->headers_out.date->hash = 0; - } - - r->headers_out.status = u->headers_in.status_n; - r->headers_out.status_line = u->headers_in.status_line; - - r->headers_out.content_length_n = u->headers_in.content_length_n; - - r->disable_not_modified = !u->cacheable; - - if (u->conf->force_ranges) { - r->allow_ranges = 1; - r->single_range = 1; - -#if (NGX_HTTP_CACHE) - if (r->cached) { - r->single_range = 0; - } -#endif - } - - u->length = -1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_trailers(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_uint_t i; - ngx_list_part_t *part; - ngx_table_elt_t *h, *ho; - - if (!u->conf->pass_trailers) { - return NGX_OK; - } - - part = &u->headers_in.trailers.part; - h = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - h = part->elts; - i = 0; - } - - if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, - h[i].lowcase_key, h[i].key.len)) - { - continue; - } - - ho = ngx_list_push(&r->headers_out.trailers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = h[i]; - } - - return NGX_OK; -} - - -static void -ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ssize_t n; - ngx_int_t rc; - ngx_event_pipe_t *p; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - u->header_sent = 1; - - if (u->upgrade) { - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - -#endif - - ngx_http_upstream_upgrade(r, u); - return; - } - - c = r->connection; - - if (r->header_only) { - - if (!u->buffering) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - if (!u->cacheable && !u->store) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - u->pipe->downstream_error = 1; - } - - if (r->request_body && r->request_body->temp_file - && r == r->main && !r->preserve_body - && !u->conf->preserve_output) - { - ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); - r->request_body->temp_file->file.fd = NGX_INVALID_FILE; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!u->buffering) { - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - -#endif - - if (u->input_filter == NULL) { - u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; - u->input_filter = ngx_http_upstream_non_buffered_filter; - u->input_filter_ctx = r; - } - - u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; - r->write_event_handler = - ngx_http_upstream_process_non_buffered_downstream; - - r->limit_rate = 0; - r->limit_rate_set = 1; - - if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (clcf->tcp_nodelay && ngx_tcp_nodelay(c) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - n = u->buffer.last - u->buffer.pos; - - if (n) { - u->buffer.last = u->buffer.pos; - - u->state->response_length += n; - - if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - ngx_http_upstream_process_non_buffered_downstream(r); - - } else { - u->buffer.pos = u->buffer.start; - u->buffer.last = u->buffer.start; - - if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (u->peer.connection->read->ready || u->length == 0) { - ngx_http_upstream_process_non_buffered_upstream(r, u); - } - } - - return; - } - - /* TODO: preallocate event_pipe bufs, look "Content-Length" */ - -#if (NGX_HTTP_CACHE) - - if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { - ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); - r->cache->file.fd = NGX_INVALID_FILE; - } - - switch (ngx_http_test_predicates(r, u->conf->no_cache)) { - - case NGX_ERROR: - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - - case NGX_DECLINED: - u->cacheable = 0; - break; - - default: /* NGX_OK */ - - if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { - - /* create cache if previously bypassed */ - - if (ngx_http_file_cache_create(r) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - break; - } - - if (u->cacheable) { - time_t now, valid; - - now = ngx_time(); - - valid = r->cache->valid_sec; - - if (valid == 0) { - valid = ngx_http_file_cache_valid(u->conf->cache_valid, - u->headers_in.status_n); - if (valid) { - r->cache->valid_sec = now + valid; - } - } - - if (valid) { - r->cache->date = now; - r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); - - if (u->headers_in.status_n == NGX_HTTP_OK - || u->headers_in.status_n == NGX_HTTP_PARTIAL_CONTENT) - { - r->cache->last_modified = u->headers_in.last_modified_time; - - if (u->headers_in.etag) { - r->cache->etag = u->headers_in.etag->value; - - } else { - ngx_str_null(&r->cache->etag); - } - - } else { - r->cache->last_modified = -1; - ngx_str_null(&r->cache->etag); - } - - if (ngx_http_file_cache_set_header(r, u->buffer.start) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - } else { - u->cacheable = 0; - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http cacheable: %d", u->cacheable); - - if (u->cacheable == 0 && r->cache) { - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - - if (r->header_only && !u->cacheable && !u->store) { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - -#endif - - p = u->pipe; - - p->output_filter = ngx_http_upstream_output_filter; - p->output_ctx = r; - p->tag = u->output.tag; - p->bufs = u->conf->bufs; - p->busy_size = u->conf->busy_buffers_size; - p->upstream = u->peer.connection; - p->downstream = c; - p->pool = r->pool; - p->log = c->log; - p->limit_rate = u->conf->limit_rate; - p->start_sec = ngx_time(); - - p->cacheable = u->cacheable || u->store; - - p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); - if (p->temp_file == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - p->temp_file->file.fd = NGX_INVALID_FILE; - p->temp_file->file.log = c->log; - p->temp_file->path = u->conf->temp_path; - p->temp_file->pool = r->pool; - - if (p->cacheable) { - p->temp_file->persistent = 1; - -#if (NGX_HTTP_CACHE) - if (r->cache && !r->cache->file_cache->use_temp_path) { - p->temp_file->path = r->cache->file_cache->path; - p->temp_file->file.name = r->cache->file.name; - } -#endif - - } else { - p->temp_file->log_level = NGX_LOG_WARN; - p->temp_file->warn = "an upstream response is buffered " - "to a temporary file"; - } - - p->max_temp_file_size = u->conf->max_temp_file_size; - p->temp_file_write_size = u->conf->temp_file_write_size; - -#if (NGX_THREADS) - if (clcf->aio == NGX_HTTP_AIO_THREADS && clcf->aio_write) { - p->thread_handler = ngx_http_upstream_thread_handler; - p->thread_ctx = r; - } -#endif - - p->preread_bufs = ngx_alloc_chain_link(r->pool); - if (p->preread_bufs == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - p->preread_bufs->buf = &u->buffer; - p->preread_bufs->next = NULL; - u->buffer.recycled = 1; - - p->preread_size = u->buffer.last - u->buffer.pos; - - if (u->cacheable) { - - p->buf_to_file = ngx_calloc_buf(r->pool); - if (p->buf_to_file == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - p->buf_to_file->start = u->buffer.start; - p->buf_to_file->pos = u->buffer.start; - p->buf_to_file->last = u->buffer.pos; - p->buf_to_file->temporary = 1; - } - - if (ngx_event_flags & NGX_USE_IOCP_EVENT) { - /* the posted aio operation may corrupt a shadow buffer */ - p->single_buf = 1; - } - - /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ - p->free_bufs = 1; - - /* - * event_pipe would do u->buffer.last += p->preread_size - * as though these bytes were read - */ - u->buffer.last = u->buffer.pos; - - if (u->conf->cyclic_temp_file) { - - /* - * we need to disable the use of sendfile() if we use cyclic temp file - * because the writing a new data may interfere with sendfile() - * that uses the same kernel file pages (at least on FreeBSD) - */ - - p->cyclic_temp_file = 1; - c->sendfile = 0; - - } else { - p->cyclic_temp_file = 0; - } - - p->read_timeout = u->conf->read_timeout; - p->send_timeout = clcf->send_timeout; - p->send_lowat = clcf->send_lowat; - - p->length = -1; - - if (u->input_filter_init - && u->input_filter_init(p->input_ctx) != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - u->read_event_handler = ngx_http_upstream_process_upstream; - r->write_event_handler = ngx_http_upstream_process_downstream; - - ngx_http_upstream_process_upstream(r, u); -} - - -static void -ngx_http_upstream_upgrade(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - /* TODO: prevent upgrade if not requested or not possible */ - - if (r != r->main) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "connection upgrade in subrequest"); - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - r->keepalive = 0; - c->log->action = "proxying upgraded connection"; - - u->read_event_handler = ngx_http_upstream_upgraded_read_upstream; - u->write_event_handler = ngx_http_upstream_upgraded_write_upstream; - r->read_event_handler = ngx_http_upstream_upgraded_read_downstream; - r->write_event_handler = ngx_http_upstream_upgraded_write_downstream; - - if (clcf->tcp_nodelay) { - - if (ngx_tcp_nodelay(c) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (ngx_tcp_nodelay(u->peer.connection) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (u->peer.connection->read->ready - || u->buffer.pos != u->buffer.last) - { - ngx_post_event(c->read, &ngx_posted_events); - ngx_http_upstream_process_upgraded(r, 1, 1); - return; - } - - ngx_http_upstream_process_upgraded(r, 0, 1); -} - - -static void -ngx_http_upstream_upgraded_read_downstream(ngx_http_request_t *r) -{ - ngx_http_upstream_process_upgraded(r, 0, 0); -} - - -static void -ngx_http_upstream_upgraded_write_downstream(ngx_http_request_t *r) -{ - ngx_http_upstream_process_upgraded(r, 1, 1); -} - - -static void -ngx_http_upstream_upgraded_read_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_http_upstream_process_upgraded(r, 1, 0); -} - - -static void -ngx_http_upstream_upgraded_write_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_http_upstream_process_upgraded(r, 0, 1); -} - - -static void -ngx_http_upstream_process_upgraded(ngx_http_request_t *r, - ngx_uint_t from_upstream, ngx_uint_t do_write) -{ - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_uint_t flags; - ngx_connection_t *c, *downstream, *upstream, *dst, *src; - ngx_http_upstream_t *u; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - u = r->upstream; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process upgraded, fu:%ui", from_upstream); - - downstream = c; - upstream = u->peer.connection; - - if (downstream->write->timedout) { - c->timedout = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - if (upstream->read->timedout || upstream->write->timedout) { - ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_GATEWAY_TIME_OUT); - return; - } - - if (from_upstream) { - src = upstream; - dst = downstream; - b = &u->buffer; - - } else { - src = downstream; - dst = upstream; - b = &u->from_client; - - if (r->header_in->last > r->header_in->pos) { - b = r->header_in; - b->end = b->last; - do_write = 1; - } - - if (b->start == NULL) { - b->start = ngx_palloc(r->pool, u->conf->buffer_size); - if (b->start == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - b->pos = b->start; - b->last = b->start; - b->end = b->start + u->conf->buffer_size; - b->temporary = 1; - b->tag = u->output.tag; - } - } - - for ( ;; ) { - - if (do_write) { - - size = b->last - b->pos; - - if (size && dst->write->ready) { - - n = dst->send(dst, b->pos, size); - - if (n == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (n > 0) { - b->pos += n; - - if (b->pos == b->last) { - b->pos = b->start; - b->last = b->start; - } - } - } - } - - size = b->end - b->last; - - if (size && src->read->ready) { - - n = src->recv(src, b->last, size); - - if (n == NGX_AGAIN || n == 0) { - break; - } - - if (n > 0) { - do_write = 1; - b->last += n; - - if (from_upstream) { - u->state->bytes_received += n; - } - - continue; - } - - if (n == NGX_ERROR) { - src->read->eof = 1; - } - } - - break; - } - - if ((upstream->read->eof && u->buffer.pos == u->buffer.last) - || (downstream->read->eof && u->from_client.pos == u->from_client.last) - || (downstream->read->eof && upstream->read->eof)) - { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream upgraded done"); - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (ngx_handle_write_event(upstream->write, u->conf->send_lowat) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (upstream->write->active && !upstream->write->ready) { - ngx_add_timer(upstream->write, u->conf->send_timeout); - - } else if (upstream->write->timer_set) { - ngx_del_timer(upstream->write); - } - - if (upstream->read->eof || upstream->read->error) { - flags = NGX_CLOSE_EVENT; - - } else { - flags = 0; - } - - if (ngx_handle_read_event(upstream->read, flags) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (upstream->read->active && !upstream->read->ready) { - ngx_add_timer(upstream->read, u->conf->read_timeout); - - } else if (upstream->read->timer_set) { - ngx_del_timer(upstream->read); - } - - if (ngx_handle_write_event(downstream->write, clcf->send_lowat) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (downstream->read->eof || downstream->read->error) { - flags = NGX_CLOSE_EVENT; - - } else { - flags = 0; - } - - if (ngx_handle_read_event(downstream->read, flags) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (downstream->write->active && !downstream->write->ready) { - ngx_add_timer(downstream->write, clcf->send_timeout); - - } else if (downstream->write->timer_set) { - ngx_del_timer(downstream->write); - } -} - - -static void -ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) -{ - ngx_event_t *wev; - ngx_connection_t *c; - ngx_http_upstream_t *u; - - c = r->connection; - u = r->upstream; - wev = c->write; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process non buffered downstream"); - - c->log->action = "sending to client"; - - if (wev->timedout) { - c->timedout = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - ngx_http_upstream_process_non_buffered_request(r, 1); -} - - -static void -ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process non buffered upstream"); - - c->log->action = "reading upstream"; - - if (c->read->timedout) { - ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_GATEWAY_TIME_OUT); - return; - } - - ngx_http_upstream_process_non_buffered_request(r, 0); -} - - -static void -ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, - ngx_uint_t do_write) -{ - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_int_t rc; - ngx_uint_t flags; - ngx_connection_t *downstream, *upstream; - ngx_http_upstream_t *u; - ngx_http_core_loc_conf_t *clcf; - - u = r->upstream; - downstream = r->connection; - upstream = u->peer.connection; - - b = &u->buffer; - - do_write = do_write || u->length == 0; - - for ( ;; ) { - - if (do_write) { - - if (u->out_bufs || u->busy_bufs || downstream->buffered) { - rc = ngx_http_output_filter(r, u->out_bufs); - - if (rc == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - ngx_chain_update_chains(r->pool, &u->free_bufs, &u->busy_bufs, - &u->out_bufs, u->output.tag); - } - - if (u->busy_bufs == NULL) { - - if (u->length == 0 - || (upstream->read->eof && u->length == -1)) - { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - if (upstream->read->eof) { - ngx_log_error(NGX_LOG_ERR, upstream->log, 0, - "upstream prematurely closed connection"); - - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_BAD_GATEWAY); - return; - } - - if (upstream->read->error) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_BAD_GATEWAY); - return; - } - - b->pos = b->start; - b->last = b->start; - } - } - - size = b->end - b->last; - - if (size && upstream->read->ready) { - - n = upstream->recv(upstream, b->last, size); - - if (n == NGX_AGAIN) { - break; - } - - if (n > 0) { - u->state->bytes_received += n; - u->state->response_length += n; - - if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - do_write = 1; - - continue; - } - - break; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (downstream->data == r) { - if (ngx_handle_write_event(downstream->write, clcf->send_lowat) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - if (downstream->write->active && !downstream->write->ready) { - ngx_add_timer(downstream->write, clcf->send_timeout); - - } else if (downstream->write->timer_set) { - ngx_del_timer(downstream->write); - } - - if (upstream->read->eof || upstream->read->error) { - flags = NGX_CLOSE_EVENT; - - } else { - flags = 0; - } - - if (ngx_handle_read_event(upstream->read, flags) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (upstream->read->active && !upstream->read->ready) { - ngx_add_timer(upstream->read, u->conf->read_timeout); - - } else if (upstream->read->timer_set) { - ngx_del_timer(upstream->read); - } -} - - -static ngx_int_t -ngx_http_upstream_non_buffered_filter_init(void *data) -{ - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) -{ - ngx_http_request_t *r = data; - - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - ngx_http_upstream_t *u; - - u = r->upstream; - - for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { - ll = &cl->next; - } - - cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); - if (cl == NULL) { - return NGX_ERROR; - } - - *ll = cl; - - cl->buf->flush = 1; - cl->buf->memory = 1; - - b = &u->buffer; - - cl->buf->pos = b->last; - b->last += bytes; - cl->buf->last = b->last; - cl->buf->tag = u->output.tag; - - if (u->length == -1) { - return NGX_OK; - } - - u->length -= bytes; - - return NGX_OK; -} - - -#if (NGX_THREADS) - -static ngx_int_t -ngx_http_upstream_thread_handler(ngx_thread_task_t *task, ngx_file_t *file) -{ - ngx_str_t name; - ngx_event_pipe_t *p; - ngx_thread_pool_t *tp; - ngx_http_request_t *r; - ngx_http_core_loc_conf_t *clcf; - - r = file->thread_ctx; - p = r->upstream->pipe; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - tp = clcf->thread_pool; - - if (tp == NULL) { - if (ngx_http_complex_value(r, clcf->thread_pool_value, &name) - != NGX_OK) - { - return NGX_ERROR; - } - - tp = ngx_thread_pool_get((ngx_cycle_t *) ngx_cycle, &name); - - if (tp == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "thread pool \"%V\" not found", &name); - return NGX_ERROR; - } - } - - task->event.data = r; - task->event.handler = ngx_http_upstream_thread_event_handler; - - if (ngx_thread_task_post(tp, task) != NGX_OK) { - return NGX_ERROR; - } - - r->main->blocked++; - r->aio = 1; - p->aio = 1; - - return NGX_OK; -} - - -static void -ngx_http_upstream_thread_event_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - - r = ev->data; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream thread: \"%V?%V\"", &r->uri, &r->args); - - r->main->blocked--; - r->aio = 0; - - if (r->done) { - /* - * trigger connection event handler if the subrequest was - * already finalized; this can happen if the handler is used - * for sendfile() in threads - */ - - c->write->handler(c->write); - - } else { - r->write_event_handler(r); - ngx_http_run_posted_requests(c); - } -} - -#endif - - -static ngx_int_t -ngx_http_upstream_output_filter(void *data, ngx_chain_t *chain) -{ - ngx_int_t rc; - ngx_event_pipe_t *p; - ngx_http_request_t *r; - - r = data; - p = r->upstream->pipe; - - rc = ngx_http_output_filter(r, chain); - - p->aio = r->aio; - - return rc; -} - - -static void -ngx_http_upstream_process_downstream(ngx_http_request_t *r) -{ - ngx_event_t *wev; - ngx_connection_t *c; - ngx_event_pipe_t *p; - ngx_http_upstream_t *u; - - c = r->connection; - u = r->upstream; - p = u->pipe; - wev = c->write; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process downstream"); - - c->log->action = "sending to client"; - -#if (NGX_THREADS) - p->aio = r->aio; -#endif - - if (wev->timedout) { - - p->downstream_error = 1; - c->timedout = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); - - } else { - - if (wev->delayed) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http downstream delayed"); - - if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - } - - return; - } - - if (ngx_event_pipe(p, 1) == NGX_ABORT) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - ngx_http_upstream_process_request(r, u); -} - - -static void -ngx_http_upstream_process_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_event_t *rev; - ngx_event_pipe_t *p; - ngx_connection_t *c; - - c = u->peer.connection; - p = u->pipe; - rev = c->read; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process upstream"); - - c->log->action = "reading upstream"; - - if (rev->timedout) { - - p->upstream_error = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); - - } else { - - if (rev->delayed) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream delayed"); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - } - - return; - } - - if (ngx_event_pipe(p, 0) == NGX_ABORT) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - ngx_http_upstream_process_request(r, u); -} - - -static void -ngx_http_upstream_process_request(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_temp_file_t *tf; - ngx_event_pipe_t *p; - - p = u->pipe; - -#if (NGX_THREADS) - - if (p->writing && !p->aio) { - - /* - * make sure to call ngx_event_pipe() - * if there is an incomplete aio write - */ - - if (ngx_event_pipe(p, 1) == NGX_ABORT) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - if (p->writing) { - return; - } - -#endif - - if (u->peer.connection) { - - if (u->store) { - - if (p->upstream_eof || p->upstream_done) { - - tf = p->temp_file; - - if (u->headers_in.status_n == NGX_HTTP_OK - && (p->upstream_done || p->length == -1) - && (u->headers_in.content_length_n == -1 - || u->headers_in.content_length_n == tf->offset)) - { - ngx_http_upstream_store(r, u); - } - } - } - -#if (NGX_HTTP_CACHE) - - if (u->cacheable) { - - if (p->upstream_done) { - ngx_http_file_cache_update(r, p->temp_file); - - } else if (p->upstream_eof) { - - tf = p->temp_file; - - if (p->length == -1 - && (u->headers_in.content_length_n == -1 - || u->headers_in.content_length_n - == tf->offset - (off_t) r->cache->body_start)) - { - ngx_http_file_cache_update(r, tf); - - } else { - ngx_http_file_cache_free(r->cache, tf); - } - - } else if (p->upstream_error) { - ngx_http_file_cache_free(r->cache, p->temp_file); - } - } - -#endif - - if (p->upstream_done || p->upstream_eof || p->upstream_error) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream exit: %p", p->out); - - if (p->upstream_done - || (p->upstream_eof && p->length == -1)) - { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - if (p->upstream_eof) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream prematurely closed connection"); - } - - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); - return; - } - } - - if (p->downstream_error) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream downstream error"); - - if (!u->cacheable && !u->store && u->peer.connection) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - } - } -} - - -static void -ngx_http_upstream_store(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - size_t root; - time_t lm; - ngx_str_t path; - ngx_temp_file_t *tf; - ngx_ext_rename_file_t ext; - - tf = u->pipe->temp_file; - - if (tf->file.fd == NGX_INVALID_FILE) { - - /* create file for empty 200 response */ - - tf = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); - if (tf == NULL) { - return; - } - - tf->file.fd = NGX_INVALID_FILE; - tf->file.log = r->connection->log; - tf->path = u->conf->temp_path; - tf->pool = r->pool; - tf->persistent = 1; - - if (ngx_create_temp_file(&tf->file, tf->path, tf->pool, - tf->persistent, tf->clean, tf->access) - != NGX_OK) - { - return; - } - - u->pipe->temp_file = tf; - } - - ext.access = u->conf->store_access; - ext.path_access = u->conf->store_access; - ext.time = -1; - ext.create_path = 1; - ext.delete_file = 1; - ext.log = r->connection->log; - - if (u->headers_in.last_modified) { - - lm = ngx_parse_http_time(u->headers_in.last_modified->value.data, - u->headers_in.last_modified->value.len); - - if (lm != NGX_ERROR) { - ext.time = lm; - ext.fd = tf->file.fd; - } - } - - if (u->conf->store_lengths == NULL) { - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - return; - } - - } else { - if (ngx_http_script_run(r, &path, u->conf->store_lengths->elts, 0, - u->conf->store_values->elts) - == NULL) - { - return; - } - } - - path.len--; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "upstream stores \"%s\" to \"%s\"", - tf->file.name.data, path.data); - - (void) ngx_ext_rename_file(&tf->file.name, &path, &ext); - - u->store = 0; -} - - -static void -ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream dummy handler"); -} - - -static void -ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_uint_t ft_type) -{ - ngx_msec_t timeout; - ngx_uint_t status, state; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http next upstream, %xi", ft_type); - - if (u->peer.sockaddr) { - - if (u->peer.connection) { - u->state->bytes_sent = u->peer.connection->sent; - } - - if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_403 - || ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) - { - state = NGX_PEER_NEXT; - - } else { - state = NGX_PEER_FAILED; - } - - u->peer.free(&u->peer, u->peer.data, state); - u->peer.sockaddr = NULL; - } - - if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, - "upstream timed out"); - } - - if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { - /* TODO: inform balancer instead */ - u->peer.tries++; - } - - switch (ft_type) { - - case NGX_HTTP_UPSTREAM_FT_TIMEOUT: - case NGX_HTTP_UPSTREAM_FT_HTTP_504: - status = NGX_HTTP_GATEWAY_TIME_OUT; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_500: - status = NGX_HTTP_INTERNAL_SERVER_ERROR; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_503: - status = NGX_HTTP_SERVICE_UNAVAILABLE; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_403: - status = NGX_HTTP_FORBIDDEN; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_404: - status = NGX_HTTP_NOT_FOUND; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_429: - status = NGX_HTTP_TOO_MANY_REQUESTS; - break; - - /* - * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING - * never reach here - */ - - default: - status = NGX_HTTP_BAD_GATEWAY; - } - - if (r->connection->error) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - u->state->status = status; - - timeout = u->conf->next_upstream_timeout; - - if (u->request_sent - && (r->method & (NGX_HTTP_POST|NGX_HTTP_LOCK|NGX_HTTP_PATCH))) - { - ft_type |= NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT; - } - - if (u->peer.tries == 0 - || ((u->conf->next_upstream & ft_type) != ft_type) - || (u->request_sent && r->request_body_no_buffering) - || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) - { -#if (NGX_HTTP_CACHE) - - if (u->cache_status == NGX_HTTP_CACHE_EXPIRED - && ((u->conf->cache_use_stale & ft_type) || r->cache->stale_error)) - { - ngx_int_t rc; - - rc = u->reinit_request(r); - - if (rc != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - u->cache_status = NGX_HTTP_CACHE_STALE; - rc = ngx_http_upstream_cache_send(r, u); - - if (rc == NGX_DONE) { - return; - } - - if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_http_upstream_finalize_request(r, u, rc); - return; - } -#endif - - ngx_http_upstream_finalize_request(r, u, status); - return; - } - - if (u->peer.connection) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "close http upstream connection: %d", - u->peer.connection->fd); -#if (NGX_HTTP_SSL) - - if (u->peer.connection->ssl) { - u->peer.connection->ssl->no_wait_shutdown = 1; - u->peer.connection->ssl->no_send_shutdown = 1; - - (void) ngx_ssl_shutdown(u->peer.connection); - } -#endif - - if (u->peer.connection->pool) { - ngx_destroy_pool(u->peer.connection->pool); - } - - ngx_close_connection(u->peer.connection); - u->peer.connection = NULL; - } - - ngx_http_upstream_connect(r, u); -} - - -static void -ngx_http_upstream_cleanup(void *data) -{ - ngx_http_request_t *r = data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "cleanup http upstream request: \"%V\"", &r->uri); - - ngx_http_upstream_finalize_request(r, r->upstream, NGX_DONE); -} - - -static void -ngx_http_upstream_finalize_request(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_int_t rc) -{ - ngx_uint_t flush; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "finalize http upstream request: %i", rc); - - if (u->cleanup == NULL) { - /* the request was already finalized */ - ngx_http_finalize_request(r, NGX_DONE); - return; - } - - *u->cleanup = NULL; - u->cleanup = NULL; - - if (u->resolved && u->resolved->ctx) { - ngx_resolve_name_done(u->resolved->ctx); - u->resolved->ctx = NULL; - } - - if (u->state && u->state->response_time == (ngx_msec_t) -1) { - u->state->response_time = ngx_current_msec - u->start_time; - - if (u->pipe && u->pipe->read_length) { - u->state->bytes_received += u->pipe->read_length - - u->pipe->preread_size; - u->state->response_length = u->pipe->read_length; - } - - if (u->peer.connection) { - u->state->bytes_sent = u->peer.connection->sent; - } - } - - u->finalize_request(r, rc); - - if (u->peer.free && u->peer.sockaddr) { - u->peer.free(&u->peer, u->peer.data, 0); - u->peer.sockaddr = NULL; - } - - if (u->peer.connection) { - -#if (NGX_HTTP_SSL) - - /* TODO: do not shutdown persistent connection */ - - if (u->peer.connection->ssl) { - - /* - * We send the "close notify" shutdown alert to the upstream only - * and do not wait its "close notify" shutdown alert. - * It is acceptable according to the TLS standard. - */ - - u->peer.connection->ssl->no_wait_shutdown = 1; - - (void) ngx_ssl_shutdown(u->peer.connection); - } -#endif - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "close http upstream connection: %d", - u->peer.connection->fd); - - if (u->peer.connection->pool) { - ngx_destroy_pool(u->peer.connection->pool); - } - - ngx_close_connection(u->peer.connection); - } - - u->peer.connection = NULL; - - if (u->pipe && u->pipe->temp_file) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream temp fd: %d", - u->pipe->temp_file->file.fd); - } - - if (u->store && u->pipe && u->pipe->temp_file - && u->pipe->temp_file->file.fd != NGX_INVALID_FILE) - { - if (ngx_delete_file(u->pipe->temp_file->file.name.data) - == NGX_FILE_ERROR) - { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_delete_file_n " \"%s\" failed", - u->pipe->temp_file->file.name.data); - } - } - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - - if (u->cacheable) { - - if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { - time_t valid; - - valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); - - if (valid) { - r->cache->valid_sec = ngx_time() + valid; - r->cache->error = rc; - } - } - } - - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - -#endif - - r->read_event_handler = ngx_http_block_reading; - - if (rc == NGX_DECLINED) { - return; - } - - r->connection->log->action = "sending to client"; - - if (!u->header_sent - || rc == NGX_HTTP_REQUEST_TIME_OUT - || rc == NGX_HTTP_CLIENT_CLOSED_REQUEST) - { - ngx_http_finalize_request(r, rc); - return; - } - - flush = 0; - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - rc = NGX_ERROR; - flush = 1; - } - - if (r->header_only - || (u->pipe && u->pipe->downstream_error)) - { - ngx_http_finalize_request(r, rc); - return; - } - - if (rc == 0) { - - if (ngx_http_upstream_process_trailers(r, u) != NGX_OK) { - ngx_http_finalize_request(r, NGX_ERROR); - return; - } - - rc = ngx_http_send_special(r, NGX_HTTP_LAST); - - } else if (flush) { - r->keepalive = 0; - rc = ngx_http_send_special(r, NGX_HTTP_FLUSH); - } - - ngx_http_finalize_request(r, rc); -} - - -static ngx_int_t -ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t **ph; - - ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); - - if (*ph == NULL) { - *ph = h; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_content_length(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - - u->headers_in.content_length = h; - u->headers_in.content_length_n = ngx_atoof(h->value.data, h->value.len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_last_modified(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - - u->headers_in.last_modified = h; - u->headers_in.last_modified_time = ngx_parse_http_time(h->value.data, - h->value.len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_array_t *pa; - ngx_table_elt_t **ph; - ngx_http_upstream_t *u; - - u = r->upstream; - pa = &u->headers_in.cookies; - - if (pa->elts == NULL) { - if (ngx_array_init(pa, r->pool, 1, sizeof(ngx_table_elt_t *)) != NGX_OK) - { - return NGX_ERROR; - } - } - - ph = ngx_array_push(pa); - if (ph == NULL) { - return NGX_ERROR; - } - - *ph = h; - -#if (NGX_HTTP_CACHE) - if (!(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_SET_COOKIE)) { - u->cacheable = 0; - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_cache_control(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_array_t *pa; - ngx_table_elt_t **ph; - ngx_http_upstream_t *u; - - u = r->upstream; - pa = &u->headers_in.cache_control; - - if (pa->elts == NULL) { - if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) - { - return NGX_ERROR; - } - } - - ph = ngx_array_push(pa); - if (ph == NULL) { - return NGX_ERROR; - } - - *ph = h; - -#if (NGX_HTTP_CACHE) - { - u_char *p, *start, *last; - ngx_int_t n; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - if (r->cache->valid_sec != 0 && u->headers_in.x_accel_expires != NULL) { - return NGX_OK; - } - - start = h->value.data; - last = start + h->value.len; - - if (ngx_strlcasestrn(start, last, (u_char *) "no-cache", 8 - 1) != NULL - || ngx_strlcasestrn(start, last, (u_char *) "no-store", 8 - 1) != NULL - || ngx_strlcasestrn(start, last, (u_char *) "private", 7 - 1) != NULL) - { - u->cacheable = 0; - return NGX_OK; - } - - p = ngx_strlcasestrn(start, last, (u_char *) "s-maxage=", 9 - 1); - offset = 9; - - if (p == NULL) { - p = ngx_strlcasestrn(start, last, (u_char *) "max-age=", 8 - 1); - offset = 8; - } - - if (p) { - n = 0; - - for (p += offset; p < last; p++) { - if (*p == ',' || *p == ';' || *p == ' ') { - break; - } - - if (*p >= '0' && *p <= '9') { - n = n * 10 + (*p - '0'); - continue; - } - - u->cacheable = 0; - return NGX_OK; - } - - if (n == 0) { - u->cacheable = 0; - return NGX_OK; - } - - r->cache->valid_sec = ngx_time() + n; - } - - p = ngx_strlcasestrn(start, last, (u_char *) "stale-while-revalidate=", - 23 - 1); - - if (p) { - n = 0; - - for (p += 23; p < last; p++) { - if (*p == ',' || *p == ';' || *p == ' ') { - break; - } - - if (*p >= '0' && *p <= '9') { - n = n * 10 + (*p - '0'); - continue; - } - - u->cacheable = 0; - return NGX_OK; - } - - r->cache->updating_sec = n; - r->cache->error_sec = n; - } - - p = ngx_strlcasestrn(start, last, (u_char *) "stale-if-error=", 15 - 1); - - if (p) { - n = 0; - - for (p += 15; p < last; p++) { - if (*p == ',' || *p == ';' || *p == ' ') { - break; - } - - if (*p >= '0' && *p <= '9') { - n = n * 10 + (*p - '0'); - continue; - } - - u->cacheable = 0; - return NGX_OK; - } - - r->cache->error_sec = n; - } - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.expires = h; - -#if (NGX_HTTP_CACHE) - { - time_t expires; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_EXPIRES) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - if (r->cache->valid_sec != 0) { - return NGX_OK; - } - - expires = ngx_parse_http_time(h->value.data, h->value.len); - - if (expires == NGX_ERROR || expires < ngx_time()) { - u->cacheable = 0; - return NGX_OK; - } - - r->cache->valid_sec = expires; - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.x_accel_expires = h; - -#if (NGX_HTTP_CACHE) - { - u_char *p; - size_t len; - ngx_int_t n; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - len = h->value.len; - p = h->value.data; - - if (p[0] != '@') { - n = ngx_atoi(p, len); - - switch (n) { - case 0: - u->cacheable = 0; - /* fall through */ - - case NGX_ERROR: - return NGX_OK; - - default: - r->cache->valid_sec = ngx_time() + n; - return NGX_OK; - } - } - - p++; - len--; - - n = ngx_atoi(p, len); - - if (n != NGX_ERROR) { - r->cache->valid_sec = n; - } - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_int_t n; - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.x_accel_limit_rate = h; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE) { - return NGX_OK; - } - - n = ngx_atoi(h->value.data, h->value.len); - - if (n != NGX_ERROR) { - r->limit_rate = (size_t) n; - r->limit_rate_set = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - u_char c0, c1, c2; - ngx_http_upstream_t *u; - - u = r->upstream; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING) { - return NGX_OK; - } - - if (u->conf->change_buffering) { - - if (h->value.len == 2) { - c0 = ngx_tolower(h->value.data[0]); - c1 = ngx_tolower(h->value.data[1]); - - if (c0 == 'n' && c1 == 'o') { - u->buffering = 0; - } - - } else if (h->value.len == 3) { - c0 = ngx_tolower(h->value.data[0]); - c1 = ngx_tolower(h->value.data[1]); - c2 = ngx_tolower(h->value.data[2]); - - if (c0 == 'y' && c1 == 'e' && c2 == 's') { - u->buffering = 1; - } - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - if (r->upstream->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_CHARSET) { - return NGX_OK; - } - - r->headers_out.override_charset = &h->value; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_connection(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - r->upstream->headers_in.connection = h; - - if (ngx_strlcasestrn(h->value.data, h->value.data + h->value.len, - (u_char *) "close", 5 - 1) - != NULL) - { - r->upstream->headers_in.connection_close = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - r->upstream->headers_in.transfer_encoding = h; - - if (ngx_strlcasestrn(h->value.data, h->value.data + h->value.len, - (u_char *) "chunked", 7 - 1) - != NULL) - { - r->upstream->headers_in.chunked = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_vary(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.vary = h; - -#if (NGX_HTTP_CACHE) - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_VARY) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - if (h->value.len > NGX_HTTP_CACHE_VARY_LEN - || (h->value.len == 1 && h->value.data[0] == '*')) - { - u->cacheable = 0; - } - - r->cache->vary = h->value; - -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t *ho, **ph; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (offset) { - ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); - *ph = ho; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_array_t *pa; - ngx_table_elt_t *ho, **ph; - - pa = (ngx_array_t *) ((char *) &r->headers_out + offset); - - if (pa->elts == NULL) { - if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) - { - return NGX_ERROR; - } - } - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - ph = ngx_array_push(pa); - if (ph == NULL) { - return NGX_ERROR; - } - - *ph = ho; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - u_char *p, *last; - - r->headers_out.content_type_len = h->value.len; - r->headers_out.content_type = h->value; - r->headers_out.content_type_lowcase = NULL; - - for (p = h->value.data; *p; p++) { - - if (*p != ';') { - continue; - } - - last = p; - - while (*++p == ' ') { /* void */ } - - if (*p == '\0') { - return NGX_OK; - } - - if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { - continue; - } - - p += 8; - - r->headers_out.content_type_len = last - h->value.data; - - if (*p == '"') { - p++; - } - - last = h->value.data + h->value.len; - - if (*(last - 1) == '"') { - last--; - } - - r->headers_out.charset.len = last - p; - r->headers_out.charset.data = p; - - return NGX_OK; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - r->headers_out.last_modified = ho; - r->headers_out.last_modified_time = - r->upstream->headers_in.last_modified_time; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_int_t rc; - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (r->upstream->rewrite_redirect) { - rc = r->upstream->rewrite_redirect(r, ho, 0); - - if (rc == NGX_DECLINED) { - return NGX_OK; - } - - if (rc == NGX_OK) { - r->headers_out.location = ho; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rewritten location: \"%V\"", &ho->value); - } - - return rc; - } - - if (ho->value.data[0] != '/') { - r->headers_out.location = ho; - } - - /* - * we do not set r->headers_out.location here to avoid handling - * relative redirects in ngx_http_header_filter() - */ - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - u_char *p; - ngx_int_t rc; - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (r->upstream->rewrite_redirect) { - - p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); - - if (p) { - rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); - - } else { - return NGX_OK; - } - - if (rc == NGX_DECLINED) { - return NGX_OK; - } - - if (rc == NGX_OK) { - r->headers_out.refresh = ho; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rewritten refresh: \"%V\"", &ho->value); - } - - return rc; - } - - r->headers_out.refresh = ho; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_rewrite_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_int_t rc; - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (r->upstream->rewrite_cookie) { - rc = r->upstream->rewrite_cookie(r, ho); - - if (rc == NGX_DECLINED) { - return NGX_OK; - } - -#if (NGX_DEBUG) - if (rc == NGX_OK) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rewritten cookie: \"%V\"", &ho->value); - } -#endif - - return rc; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_table_elt_t *ho; - - if (r->upstream->conf->force_ranges) { - return NGX_OK; - } - -#if (NGX_HTTP_CACHE) - - if (r->cached) { - r->allow_ranges = 1; - return NGX_OK; - } - - if (r->upstream->cacheable) { - r->allow_ranges = 1; - r->single_range = 1; - return NGX_OK; - } - -#endif - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - r->headers_out.accept_ranges = ho; - - return NGX_OK; -} - - -#if (NGX_HTTP_GZIP) - -static ngx_int_t -ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - r->headers_out.content_encoding = ho; - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_upstream_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_upstream_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_addr_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = 0; - state = r->upstream_states->elts; - - for (i = 0; i < r->upstream_states->nelts; i++) { - if (state[i].peer) { - len += state[i].peer->len + 2; - - } else { - len += 3; - } - } - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - - for ( ;; ) { - if (state[i].peer) { - p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_status_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = r->upstream_states->nelts * (3 + 2); - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = r->upstream_states->elts; - - for ( ;; ) { - if (state[i].status) { - p = ngx_sprintf(p, "%ui", state[i].status); - - } else { - *p++ = '-'; - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_response_time_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_msec_int_t ms; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = r->upstream_states->elts; - - for ( ;; ) { - - if (data == 1) { - ms = state[i].header_time; - - } else if (data == 2) { - ms = state[i].connect_time; - - } else { - ms = state[i].response_time; - } - - if (ms != -1) { - ms = ngx_max(ms, 0); - p = ngx_sprintf(p, "%T.%03M", (time_t) ms / 1000, ms % 1000); - - } else { - *p++ = '-'; - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_response_length_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = r->upstream_states->elts; - - for ( ;; ) { - - if (data == 1) { - p = ngx_sprintf(p, "%O", state[i].bytes_received); - - } else if (data == 2) { - p = ngx_sprintf(p, "%O", state[i].bytes_sent); - - } else { - p = ngx_sprintf(p, "%O", state[i].response_length); - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_header_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->upstream == NULL) { - v->not_found = 1; - return NGX_OK; - } - - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->upstream->headers_in.headers.part, - sizeof("upstream_http_") - 1); -} - - -static ngx_int_t -ngx_http_upstream_trailer_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->upstream == NULL) { - v->not_found = 1; - return NGX_OK; - } - - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->upstream->headers_in.trailers.part, - sizeof("upstream_trailer_") - 1); -} - - -static ngx_int_t -ngx_http_upstream_cookie_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *name = (ngx_str_t *) data; - - ngx_str_t cookie, s; - - if (r->upstream == NULL) { - v->not_found = 1; - return NGX_OK; - } - - s.len = name->len - (sizeof("upstream_cookie_") - 1); - s.data = name->data + sizeof("upstream_cookie_") - 1; - - if (ngx_http_parse_set_cookie_lines(&r->upstream->headers_in.cookies, - &s, &cookie) - == NGX_DECLINED) - { - v->not_found = 1; - return NGX_OK; - } - - v->len = cookie.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = cookie.data; - - return NGX_OK; -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_upstream_cache_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t n; - - if (r->upstream == NULL || r->upstream->cache_status == 0) { - v->not_found = 1; - return NGX_OK; - } - - n = r->upstream->cache_status - 1; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = ngx_http_cache_status[n].len; - v->data = ngx_http_cache_status[n].data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_cache_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->upstream == NULL - || !r->upstream->conf->cache_revalidate - || r->upstream->cache_status != NGX_HTTP_CACHE_EXPIRED - || r->cache->last_modified == -1) - { - v->not_found = 1; - return NGX_OK; - } - - p = ngx_pnalloc(r->pool, sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_http_time(p, r->cache->last_modified) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_cache_etag(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->upstream == NULL - || !r->upstream->conf->cache_revalidate - || r->upstream->cache_status != NGX_HTTP_CACHE_EXPIRED - || r->cache->etag.len == 0) - { - v->not_found = 1; - return NGX_OK; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = r->cache->etag.len; - v->data = r->cache->etag.data; - - return NGX_OK; -} - -#endif - - -static char * -ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) -{ - char *rv; - void *mconf; - ngx_str_t *value; - ngx_url_t u; - ngx_uint_t m; - ngx_conf_t pcf; - ngx_http_module_t *module; - ngx_http_conf_ctx_t *ctx, *http_ctx; - ngx_http_upstream_srv_conf_t *uscf; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - value = cf->args->elts; - u.host = value[1]; - u.no_resolve = 1; - u.no_port = 1; - - uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE - |NGX_HTTP_UPSTREAM_WEIGHT - |NGX_HTTP_UPSTREAM_MAX_CONNS - |NGX_HTTP_UPSTREAM_MAX_FAILS - |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT - |NGX_HTTP_UPSTREAM_DOWN - |NGX_HTTP_UPSTREAM_BACKUP); - if (uscf == NULL) { - return NGX_CONF_ERROR; - } - - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - http_ctx = cf->ctx; - ctx->main_conf = http_ctx->main_conf; - - /* the upstream{}'s srv_conf */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; - - uscf->srv_conf = ctx->srv_conf; - - - /* the upstream{}'s loc_conf */ - - ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->loc_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->create_srv_conf) { - mconf = module->create_srv_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[cf->cycle->modules[m]->ctx_index] = mconf; - } - - if (module->create_loc_conf) { - mconf = module->create_loc_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->loc_conf[cf->cycle->modules[m]->ctx_index] = mconf; - } - } - - uscf->servers = ngx_array_create(cf->pool, 4, - sizeof(ngx_http_upstream_server_t)); - if (uscf->servers == NULL) { - return NGX_CONF_ERROR; - } - - - /* parse inside upstream{} */ - - pcf = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_HTTP_UPS_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = pcf; - - if (rv != NGX_CONF_OK) { - return rv; - } - - if (uscf->servers->nelts == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "no servers are inside upstream"); - return NGX_CONF_ERROR; - } - - return rv; -} - - -static char * -ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_upstream_srv_conf_t *uscf = conf; - - time_t fail_timeout; - ngx_str_t *value, s; - ngx_url_t u; - ngx_int_t weight, max_conns, max_fails; - ngx_uint_t i; - ngx_http_upstream_server_t *us; - - us = ngx_array_push(uscf->servers); - if (us == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); - - value = cf->args->elts; - - weight = 1; - max_conns = 0; - max_fails = 1; - fail_timeout = 10; - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { - goto not_supported; - } - - weight = ngx_atoi(&value[i].data[7], value[i].len - 7); - - if (weight == NGX_ERROR || weight == 0) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "max_conns=", 10) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_CONNS)) { - goto not_supported; - } - - max_conns = ngx_atoi(&value[i].data[10], value[i].len - 10); - - if (max_conns == NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { - goto not_supported; - } - - max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); - - if (max_fails == NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { - goto not_supported; - } - - s.len = value[i].len - 13; - s.data = &value[i].data[13]; - - fail_timeout = ngx_parse_time(&s, 1); - - if (fail_timeout == (time_t) NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strcmp(value[i].data, "backup") == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { - goto not_supported; - } - - us->backup = 1; - - continue; - } - - if (ngx_strcmp(value[i].data, "down") == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { - goto not_supported; - } - - us->down = 1; - - continue; - } - - goto invalid; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.default_port = 80; - - if (ngx_parse_url(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in upstream \"%V\"", u.err, &u.url); - } - - return NGX_CONF_ERROR; - } - - us->name = u.url; - us->addrs = u.addrs; - us->naddrs = u.naddrs; - us->weight = weight; - us->max_conns = max_conns; - us->max_fails = max_fails; - us->fail_timeout = fail_timeout; - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - - return NGX_CONF_ERROR; - -not_supported: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "balancing method does not support parameter \"%V\"", - &value[i]); - - return NGX_CONF_ERROR; -} - - -ngx_http_upstream_srv_conf_t * -ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) -{ - ngx_uint_t i; - ngx_http_upstream_server_t *us; - ngx_http_upstream_srv_conf_t *uscf, **uscfp; - ngx_http_upstream_main_conf_t *umcf; - - if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { - - if (ngx_parse_url(cf->pool, u) != NGX_OK) { - if (u->err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in upstream \"%V\"", u->err, &u->url); - } - - return NULL; - } - } - - umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - if (uscfp[i]->host.len != u->host.len - || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) - != 0) - { - continue; - } - - if ((flags & NGX_HTTP_UPSTREAM_CREATE) - && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate upstream \"%V\"", &u->host); - return NULL; - } - - if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && !u->no_port) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "upstream \"%V\" may not have port %d", - &u->host, u->port); - return NULL; - } - - if ((flags & NGX_HTTP_UPSTREAM_CREATE) && !uscfp[i]->no_port) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "upstream \"%V\" may not have port %d in %s:%ui", - &u->host, uscfp[i]->port, - uscfp[i]->file_name, uscfp[i]->line); - return NULL; - } - - if (uscfp[i]->port && u->port - && uscfp[i]->port != u->port) - { - continue; - } - - if (flags & NGX_HTTP_UPSTREAM_CREATE) { - uscfp[i]->flags = flags; - uscfp[i]->port = 0; - } - - return uscfp[i]; - } - - uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); - if (uscf == NULL) { - return NULL; - } - - uscf->flags = flags; - uscf->host = u->host; - uscf->file_name = cf->conf_file->file.name.data; - uscf->line = cf->conf_file->line; - uscf->port = u->port; - uscf->no_port = u->no_port; - - if (u->naddrs == 1 && (u->port || u->family == AF_UNIX)) { - uscf->servers = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_upstream_server_t)); - if (uscf->servers == NULL) { - return NULL; - } - - us = ngx_array_push(uscf->servers); - if (us == NULL) { - return NULL; - } - - ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); - - us->addrs = u->addrs; - us->naddrs = 1; - } - - uscfp = ngx_array_push(&umcf->upstreams); - if (uscfp == NULL) { - return NULL; - } - - *uscfp = uscf; - - return uscf; -} - - -char * -ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - char *p = conf; - - ngx_int_t rc; - ngx_str_t *value; - ngx_http_complex_value_t cv; - ngx_http_upstream_local_t **plocal, *local; - ngx_http_compile_complex_value_t ccv; - - plocal = (ngx_http_upstream_local_t **) (p + cmd->offset); - - if (*plocal != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "off") == 0) { - *plocal = NULL; - return NGX_CONF_OK; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - local = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_local_t)); - if (local == NULL) { - return NGX_CONF_ERROR; - } - - *plocal = local; - - if (cv.lengths) { - local->value = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (local->value == NULL) { - return NGX_CONF_ERROR; - } - - *local->value = cv; - - } else { - local->addr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); - if (local->addr == NULL) { - return NGX_CONF_ERROR; - } - - rc = ngx_parse_addr_port(cf->pool, local->addr, value[1].data, - value[1].len); - - switch (rc) { - case NGX_OK: - local->addr->name = value[1]; - break; - - case NGX_DECLINED: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid address \"%V\"", &value[1]); - /* fall through */ - - default: - return NGX_CONF_ERROR; - } - } - - if (cf->args->nelts > 2) { - if (ngx_strcmp(value[2].data, "transparent") == 0) { -#if (NGX_HAVE_TRANSPARENT_PROXY) - ngx_core_conf_t *ccf; - - ccf = (ngx_core_conf_t *) ngx_get_conf(cf->cycle->conf_ctx, - ngx_core_module); - - ccf->transparent = 1; - local->transparent = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "transparent proxying is not supported " - "on this platform, ignored"); -#endif - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_upstream_set_local(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_http_upstream_local_t *local) -{ - ngx_int_t rc; - ngx_str_t val; - ngx_addr_t *addr; - - if (local == NULL) { - u->peer.local = NULL; - return NGX_OK; - } - -#if (NGX_HAVE_TRANSPARENT_PROXY) - u->peer.transparent = local->transparent; -#endif - - if (local->value == NULL) { - u->peer.local = local->addr; - return NGX_OK; - } - - if (ngx_http_complex_value(r, local->value, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len == 0) { - return NGX_OK; - } - - addr = ngx_palloc(r->pool, sizeof(ngx_addr_t)); - if (addr == NULL) { - return NGX_ERROR; - } - - rc = ngx_parse_addr_port(r->pool, addr, val.data, val.len); - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid local address \"%V\"", &val); - return NGX_OK; - } - - addr->name = val; - u->peer.local = addr; - - return NGX_OK; -} - - -char * -ngx_http_upstream_param_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - char *p = conf; - - ngx_str_t *value; - ngx_array_t **a; - ngx_http_upstream_param_t *param; - - a = (ngx_array_t **) (p + cmd->offset); - - if (*a == NULL) { - *a = ngx_array_create(cf->pool, 4, sizeof(ngx_http_upstream_param_t)); - if (*a == NULL) { - return NGX_CONF_ERROR; - } - } - - param = ngx_array_push(*a); - if (param == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - param->key = value[1]; - param->value = value[2]; - param->skip_empty = 0; - - if (cf->args->nelts == 4) { - if (ngx_strcmp(value[3].data, "if_not_empty") != 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[3]); - return NGX_CONF_ERROR; - } - - param->skip_empty = 1; - } - - return NGX_CONF_OK; -} - - -ngx_int_t -ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf, - ngx_http_upstream_conf_t *conf, ngx_http_upstream_conf_t *prev, - ngx_str_t *default_hide_headers, ngx_hash_init_t *hash) -{ - ngx_str_t *h; - ngx_uint_t i, j; - ngx_array_t hide_headers; - ngx_hash_key_t *hk; - - if (conf->hide_headers == NGX_CONF_UNSET_PTR - && conf->pass_headers == NGX_CONF_UNSET_PTR) - { - conf->hide_headers = prev->hide_headers; - conf->pass_headers = prev->pass_headers; - - conf->hide_headers_hash = prev->hide_headers_hash; - - if (conf->hide_headers_hash.buckets) { - return NGX_OK; - } - - } else { - if (conf->hide_headers == NGX_CONF_UNSET_PTR) { - conf->hide_headers = prev->hide_headers; - } - - if (conf->pass_headers == NGX_CONF_UNSET_PTR) { - conf->pass_headers = prev->pass_headers; - } - } - - if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (h = default_hide_headers; h->len; h++) { - hk = ngx_array_push(&hide_headers); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key = *h; - hk->key_hash = ngx_hash_key_lc(h->data, h->len); - hk->value = (void *) 1; - } - - if (conf->hide_headers != NGX_CONF_UNSET_PTR) { - - h = conf->hide_headers->elts; - - for (i = 0; i < conf->hide_headers->nelts; i++) { - - hk = hide_headers.elts; - - for (j = 0; j < hide_headers.nelts; j++) { - if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { - goto exist; - } - } - - hk = ngx_array_push(&hide_headers); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key = h[i]; - hk->key_hash = ngx_hash_key_lc(h[i].data, h[i].len); - hk->value = (void *) 1; - - exist: - - continue; - } - } - - if (conf->pass_headers != NGX_CONF_UNSET_PTR) { - - h = conf->pass_headers->elts; - hk = hide_headers.elts; - - for (i = 0; i < conf->pass_headers->nelts; i++) { - for (j = 0; j < hide_headers.nelts; j++) { - - if (hk[j].key.data == NULL) { - continue; - } - - if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { - hk[j].key.data = NULL; - break; - } - } - } - } - - hash->hash = &conf->hide_headers_hash; - hash->key = ngx_hash_key_lc; - hash->pool = cf->pool; - hash->temp_pool = NULL; - - if (ngx_hash_init(hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) { - return NGX_ERROR; - } - - /* - * special handling to preserve conf->hide_headers_hash - * in the "http" section to inherit it to all servers - */ - - if (prev->hide_headers_hash.buckets == NULL - && conf->hide_headers == prev->hide_headers - && conf->pass_headers == prev->pass_headers) - { - prev->hide_headers_hash = conf->hide_headers_hash; - } - - return NGX_OK; -} - - -static void * -ngx_http_upstream_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_upstream_main_conf_t *umcf; - - umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); - if (umcf == NULL) { - return NULL; - } - - if (ngx_array_init(&umcf->upstreams, cf->pool, 4, - sizeof(ngx_http_upstream_srv_conf_t *)) - != NGX_OK) - { - return NULL; - } - - return umcf; -} - - -static char * -ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_upstream_main_conf_t *umcf = conf; - - ngx_uint_t i; - ngx_array_t headers_in; - ngx_hash_key_t *hk; - ngx_hash_init_t hash; - ngx_http_upstream_init_pt init; - ngx_http_upstream_header_t *header; - ngx_http_upstream_srv_conf_t **uscfp; - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: - ngx_http_upstream_init_round_robin; - - if (init(cf, uscfp[i]) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - - /* upstream_headers_in_hash */ - - if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - for (header = ngx_http_upstream_headers_in; header->name.len; header++) { - hk = ngx_array_push(&headers_in); - if (hk == NULL) { - return NGX_CONF_ERROR; - } - - hk->key = header->name; - hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); - hk->value = header; - } - - hash.hash = &umcf->headers_in_hash; - hash.key = ngx_hash_key_lc; - hash.max_size = 512; - hash.bucket_size = ngx_align(64, ngx_cacheline_size); - hash.name = "upstream_headers_in_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/http/ngx_http_upstream.h b/src/nginx-1.18.0/src/http/ngx_http_upstream.h deleted file mode 100644 index 6079d72..0000000 --- a/src/nginx-1.18.0/src/http/ngx_http_upstream.h +++ /dev/null @@ -1,437 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_UPSTREAM_H_INCLUDED_ -#define _NGX_HTTP_UPSTREAM_H_INCLUDED_ - - -#include -#include -#include -#include -#include -#include - - -#define NGX_HTTP_UPSTREAM_FT_ERROR 0x00000002 -#define NGX_HTTP_UPSTREAM_FT_TIMEOUT 0x00000004 -#define NGX_HTTP_UPSTREAM_FT_INVALID_HEADER 0x00000008 -#define NGX_HTTP_UPSTREAM_FT_HTTP_500 0x00000010 -#define NGX_HTTP_UPSTREAM_FT_HTTP_502 0x00000020 -#define NGX_HTTP_UPSTREAM_FT_HTTP_503 0x00000040 -#define NGX_HTTP_UPSTREAM_FT_HTTP_504 0x00000080 -#define NGX_HTTP_UPSTREAM_FT_HTTP_403 0x00000100 -#define NGX_HTTP_UPSTREAM_FT_HTTP_404 0x00000200 -#define NGX_HTTP_UPSTREAM_FT_HTTP_429 0x00000400 -#define NGX_HTTP_UPSTREAM_FT_UPDATING 0x00000800 -#define NGX_HTTP_UPSTREAM_FT_BUSY_LOCK 0x00001000 -#define NGX_HTTP_UPSTREAM_FT_MAX_WAITING 0x00002000 -#define NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT 0x00004000 -#define NGX_HTTP_UPSTREAM_FT_NOLIVE 0x40000000 -#define NGX_HTTP_UPSTREAM_FT_OFF 0x80000000 - -#define NGX_HTTP_UPSTREAM_FT_STATUS (NGX_HTTP_UPSTREAM_FT_HTTP_500 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_502 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_503 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_504 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_403 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_404 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_429) - -#define NGX_HTTP_UPSTREAM_INVALID_HEADER 40 - - -#define NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT 0x00000002 -#define NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES 0x00000004 -#define NGX_HTTP_UPSTREAM_IGN_EXPIRES 0x00000008 -#define NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL 0x00000010 -#define NGX_HTTP_UPSTREAM_IGN_SET_COOKIE 0x00000020 -#define NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE 0x00000040 -#define NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING 0x00000080 -#define NGX_HTTP_UPSTREAM_IGN_XA_CHARSET 0x00000100 -#define NGX_HTTP_UPSTREAM_IGN_VARY 0x00000200 - - -typedef struct { - ngx_uint_t status; - ngx_msec_t response_time; - ngx_msec_t connect_time; - ngx_msec_t header_time; - ngx_msec_t queue_time; - off_t response_length; - off_t bytes_received; - off_t bytes_sent; - - ngx_str_t *peer; -} ngx_http_upstream_state_t; - - -typedef struct { - ngx_hash_t headers_in_hash; - ngx_array_t upstreams; - /* ngx_http_upstream_srv_conf_t */ -} ngx_http_upstream_main_conf_t; - -typedef struct ngx_http_upstream_srv_conf_s ngx_http_upstream_srv_conf_t; - -typedef ngx_int_t (*ngx_http_upstream_init_pt)(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us); -typedef ngx_int_t (*ngx_http_upstream_init_peer_pt)(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); - - -typedef struct { - ngx_http_upstream_init_pt init_upstream; - ngx_http_upstream_init_peer_pt init; - void *data; -} ngx_http_upstream_peer_t; - - -typedef struct { - ngx_str_t name; - ngx_addr_t *addrs; - ngx_uint_t naddrs; - ngx_uint_t weight; - ngx_uint_t max_conns; - ngx_uint_t max_fails; - time_t fail_timeout; - ngx_msec_t slow_start; - ngx_uint_t down; - - unsigned backup:1; - - NGX_COMPAT_BEGIN(6) - NGX_COMPAT_END -} ngx_http_upstream_server_t; - - -#define NGX_HTTP_UPSTREAM_CREATE 0x0001 -#define NGX_HTTP_UPSTREAM_WEIGHT 0x0002 -#define NGX_HTTP_UPSTREAM_MAX_FAILS 0x0004 -#define NGX_HTTP_UPSTREAM_FAIL_TIMEOUT 0x0008 -#define NGX_HTTP_UPSTREAM_DOWN 0x0010 -#define NGX_HTTP_UPSTREAM_BACKUP 0x0020 -#define NGX_HTTP_UPSTREAM_MAX_CONNS 0x0100 - - -struct ngx_http_upstream_srv_conf_s { - ngx_http_upstream_peer_t peer; - void **srv_conf; - - ngx_array_t *servers; /* ngx_http_upstream_server_t */ - - ngx_uint_t flags; - ngx_str_t host; - u_char *file_name; - ngx_uint_t line; - in_port_t port; - ngx_uint_t no_port; /* unsigned no_port:1 */ - -#if (NGX_HTTP_UPSTREAM_ZONE) - ngx_shm_zone_t *shm_zone; -#endif -}; - - -typedef struct { - ngx_addr_t *addr; - ngx_http_complex_value_t *value; -#if (NGX_HAVE_TRANSPARENT_PROXY) - ngx_uint_t transparent; /* unsigned transparent:1; */ -#endif -} ngx_http_upstream_local_t; - - -typedef struct { - ngx_http_upstream_srv_conf_t *upstream; - - ngx_msec_t connect_timeout; - ngx_msec_t send_timeout; - ngx_msec_t read_timeout; - ngx_msec_t next_upstream_timeout; - - size_t send_lowat; - size_t buffer_size; - size_t limit_rate; - - size_t busy_buffers_size; - size_t max_temp_file_size; - size_t temp_file_write_size; - - size_t busy_buffers_size_conf; - size_t max_temp_file_size_conf; - size_t temp_file_write_size_conf; - - ngx_bufs_t bufs; - - ngx_uint_t ignore_headers; - ngx_uint_t next_upstream; - ngx_uint_t store_access; - ngx_uint_t next_upstream_tries; - ngx_flag_t buffering; - ngx_flag_t request_buffering; - ngx_flag_t pass_request_headers; - ngx_flag_t pass_request_body; - - ngx_flag_t ignore_client_abort; - ngx_flag_t intercept_errors; - ngx_flag_t cyclic_temp_file; - ngx_flag_t force_ranges; - - ngx_path_t *temp_path; - - ngx_hash_t hide_headers_hash; - ngx_array_t *hide_headers; - ngx_array_t *pass_headers; - - ngx_http_upstream_local_t *local; - ngx_flag_t socket_keepalive; - -#if (NGX_HTTP_CACHE) - ngx_shm_zone_t *cache_zone; - ngx_http_complex_value_t *cache_value; - - ngx_uint_t cache_min_uses; - ngx_uint_t cache_use_stale; - ngx_uint_t cache_methods; - - off_t cache_max_range_offset; - - ngx_flag_t cache_lock; - ngx_msec_t cache_lock_timeout; - ngx_msec_t cache_lock_age; - - ngx_flag_t cache_revalidate; - ngx_flag_t cache_convert_head; - ngx_flag_t cache_background_update; - - ngx_array_t *cache_valid; - ngx_array_t *cache_bypass; - ngx_array_t *cache_purge; - ngx_array_t *no_cache; -#endif - - ngx_array_t *store_lengths; - ngx_array_t *store_values; - -#if (NGX_HTTP_CACHE) - signed cache:2; -#endif - signed store:2; - unsigned intercept_404:1; - unsigned change_buffering:1; - unsigned pass_trailers:1; - unsigned preserve_output:1; - -#if (NGX_HTTP_SSL || NGX_COMPAT) - ngx_ssl_t *ssl; - ngx_flag_t ssl_session_reuse; - - ngx_http_complex_value_t *ssl_name; - ngx_flag_t ssl_server_name; - ngx_flag_t ssl_verify; -#endif - - ngx_str_t module; - - NGX_COMPAT_BEGIN(2) - NGX_COMPAT_END -} ngx_http_upstream_conf_t; - - -typedef struct { - ngx_str_t name; - ngx_http_header_handler_pt handler; - ngx_uint_t offset; - ngx_http_header_handler_pt copy_handler; - ngx_uint_t conf; - ngx_uint_t redirect; /* unsigned redirect:1; */ -} ngx_http_upstream_header_t; - - -typedef struct { - ngx_list_t headers; - ngx_list_t trailers; - - ngx_uint_t status_n; - ngx_str_t status_line; - - ngx_table_elt_t *status; - ngx_table_elt_t *date; - ngx_table_elt_t *server; - ngx_table_elt_t *connection; - - ngx_table_elt_t *expires; - ngx_table_elt_t *etag; - ngx_table_elt_t *x_accel_expires; - ngx_table_elt_t *x_accel_redirect; - ngx_table_elt_t *x_accel_limit_rate; - - ngx_table_elt_t *content_type; - ngx_table_elt_t *content_length; - - ngx_table_elt_t *last_modified; - ngx_table_elt_t *location; - ngx_table_elt_t *accept_ranges; - ngx_table_elt_t *www_authenticate; - ngx_table_elt_t *transfer_encoding; - ngx_table_elt_t *vary; - -#if (NGX_HTTP_GZIP) - ngx_table_elt_t *content_encoding; -#endif - - ngx_array_t cache_control; - ngx_array_t cookies; - - off_t content_length_n; - time_t last_modified_time; - - unsigned connection_close:1; - unsigned chunked:1; -} ngx_http_upstream_headers_in_t; - - -typedef struct { - ngx_str_t host; - in_port_t port; - ngx_uint_t no_port; /* unsigned no_port:1 */ - - ngx_uint_t naddrs; - ngx_resolver_addr_t *addrs; - - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t name; - - ngx_resolver_ctx_t *ctx; -} ngx_http_upstream_resolved_t; - - -typedef void (*ngx_http_upstream_handler_pt)(ngx_http_request_t *r, - ngx_http_upstream_t *u); - - -struct ngx_http_upstream_s { - ngx_http_upstream_handler_pt read_event_handler; - ngx_http_upstream_handler_pt write_event_handler; - - ngx_peer_connection_t peer; - - ngx_event_pipe_t *pipe; - - ngx_chain_t *request_bufs; - - ngx_output_chain_ctx_t output; - ngx_chain_writer_ctx_t writer; - - ngx_http_upstream_conf_t *conf; - ngx_http_upstream_srv_conf_t *upstream; -#if (NGX_HTTP_CACHE) - ngx_array_t *caches; -#endif - - ngx_http_upstream_headers_in_t headers_in; - - ngx_http_upstream_resolved_t *resolved; - - ngx_buf_t from_client; - - ngx_buf_t buffer; - off_t length; - - ngx_chain_t *out_bufs; - ngx_chain_t *busy_bufs; - ngx_chain_t *free_bufs; - - ngx_int_t (*input_filter_init)(void *data); - ngx_int_t (*input_filter)(void *data, ssize_t bytes); - void *input_filter_ctx; - -#if (NGX_HTTP_CACHE) - ngx_int_t (*create_key)(ngx_http_request_t *r); -#endif - ngx_int_t (*create_request)(ngx_http_request_t *r); - ngx_int_t (*reinit_request)(ngx_http_request_t *r); - ngx_int_t (*process_header)(ngx_http_request_t *r); - void (*abort_request)(ngx_http_request_t *r); - void (*finalize_request)(ngx_http_request_t *r, - ngx_int_t rc); - ngx_int_t (*rewrite_redirect)(ngx_http_request_t *r, - ngx_table_elt_t *h, size_t prefix); - ngx_int_t (*rewrite_cookie)(ngx_http_request_t *r, - ngx_table_elt_t *h); - - ngx_msec_t start_time; - - ngx_http_upstream_state_t *state; - - ngx_str_t method; - ngx_str_t schema; - ngx_str_t uri; - -#if (NGX_HTTP_SSL || NGX_COMPAT) - ngx_str_t ssl_name; -#endif - - ngx_http_cleanup_pt *cleanup; - - unsigned store:1; - unsigned cacheable:1; - unsigned accel:1; - unsigned ssl:1; -#if (NGX_HTTP_CACHE) - unsigned cache_status:3; -#endif - - unsigned buffering:1; - unsigned keepalive:1; - unsigned upgrade:1; - - unsigned request_sent:1; - unsigned request_body_sent:1; - unsigned request_body_blocked:1; - unsigned header_sent:1; -}; - - -typedef struct { - ngx_uint_t status; - ngx_uint_t mask; -} ngx_http_upstream_next_t; - - -typedef struct { - ngx_str_t key; - ngx_str_t value; - ngx_uint_t skip_empty; -} ngx_http_upstream_param_t; - - -ngx_int_t ngx_http_upstream_create(ngx_http_request_t *r); -void ngx_http_upstream_init(ngx_http_request_t *r); -ngx_http_upstream_srv_conf_t *ngx_http_upstream_add(ngx_conf_t *cf, - ngx_url_t *u, ngx_uint_t flags); -char *ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -char *ngx_http_upstream_param_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -ngx_int_t ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf, - ngx_http_upstream_conf_t *conf, ngx_http_upstream_conf_t *prev, - ngx_str_t *default_hide_headers, ngx_hash_init_t *hash); - - -#define ngx_http_conf_upstream_srv_conf(uscf, module) \ - uscf->srv_conf[module.ctx_index] - - -extern ngx_module_t ngx_http_upstream_module; -extern ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[]; -extern ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[]; - - -#endif /* _NGX_HTTP_UPSTREAM_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/http/ngx_http_upstream_round_robin.c b/src/nginx-1.18.0/src/http/ngx_http_upstream_round_robin.c deleted file mode 100644 index 8e7b4ea..0000000 --- a/src/nginx-1.18.0/src/http/ngx_http_upstream_round_robin.c +++ /dev/null @@ -1,839 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -#define ngx_http_upstream_tries(p) ((p)->number \ - + ((p)->next ? (p)->next->number : 0)) - - -static ngx_http_upstream_rr_peer_t *ngx_http_upstream_get_peer( - ngx_http_upstream_rr_peer_data_t *rrp); - -#if (NGX_HTTP_SSL) - -static ngx_int_t ngx_http_upstream_empty_set_session(ngx_peer_connection_t *pc, - void *data); -static void ngx_http_upstream_empty_save_session(ngx_peer_connection_t *pc, - void *data); - -#endif - - -ngx_int_t -ngx_http_upstream_init_round_robin(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_url_t u; - ngx_uint_t i, j, n, w; - ngx_http_upstream_server_t *server; - ngx_http_upstream_rr_peer_t *peer, **peerp; - ngx_http_upstream_rr_peers_t *peers, *backup; - - us->peer.init = ngx_http_upstream_init_round_robin_peer; - - if (us->servers) { - server = us->servers->elts; - - n = 0; - w = 0; - - for (i = 0; i < us->servers->nelts; i++) { - if (server[i].backup) { - continue; - } - - n += server[i].naddrs; - w += server[i].naddrs * server[i].weight; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no servers in upstream \"%V\" in %s:%ui", - &us->host, us->file_name, us->line); - return NGX_ERROR; - } - - peers = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (n == 1); - peers->number = n; - peers->weighted = (w != n); - peers->total_weight = w; - peers->name = &us->host; - - n = 0; - peerp = &peers->peer; - - for (i = 0; i < us->servers->nelts; i++) { - if (server[i].backup) { - continue; - } - - for (j = 0; j < server[i].naddrs; j++) { - peer[n].sockaddr = server[i].addrs[j].sockaddr; - peer[n].socklen = server[i].addrs[j].socklen; - peer[n].name = server[i].addrs[j].name; - peer[n].weight = server[i].weight; - peer[n].effective_weight = server[i].weight; - peer[n].current_weight = 0; - peer[n].max_conns = server[i].max_conns; - peer[n].max_fails = server[i].max_fails; - peer[n].fail_timeout = server[i].fail_timeout; - peer[n].down = server[i].down; - peer[n].server = server[i].name; - - *peerp = &peer[n]; - peerp = &peer[n].next; - n++; - } - } - - us->peer.data = peers; - - /* backup servers */ - - n = 0; - w = 0; - - for (i = 0; i < us->servers->nelts; i++) { - if (!server[i].backup) { - continue; - } - - n += server[i].naddrs; - w += server[i].naddrs * server[i].weight; - } - - if (n == 0) { - return NGX_OK; - } - - backup = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (backup == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = 0; - backup->single = 0; - backup->number = n; - backup->weighted = (w != n); - backup->total_weight = w; - backup->name = &us->host; - - n = 0; - peerp = &backup->peer; - - for (i = 0; i < us->servers->nelts; i++) { - if (!server[i].backup) { - continue; - } - - for (j = 0; j < server[i].naddrs; j++) { - peer[n].sockaddr = server[i].addrs[j].sockaddr; - peer[n].socklen = server[i].addrs[j].socklen; - peer[n].name = server[i].addrs[j].name; - peer[n].weight = server[i].weight; - peer[n].effective_weight = server[i].weight; - peer[n].current_weight = 0; - peer[n].max_conns = server[i].max_conns; - peer[n].max_fails = server[i].max_fails; - peer[n].fail_timeout = server[i].fail_timeout; - peer[n].down = server[i].down; - peer[n].server = server[i].name; - - *peerp = &peer[n]; - peerp = &peer[n].next; - n++; - } - } - - peers->next = backup; - - return NGX_OK; - } - - - /* an upstream implicitly defined by proxy_pass, etc. */ - - if (us->port == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no port in upstream \"%V\" in %s:%ui", - &us->host, us->file_name, us->line); - return NGX_ERROR; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.host = us->host; - u.port = us->port; - - if (ngx_inet_resolve_host(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "%s in upstream \"%V\" in %s:%ui", - u.err, &us->host, us->file_name, us->line); - } - - return NGX_ERROR; - } - - n = u.naddrs; - - peers = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (n == 1); - peers->number = n; - peers->weighted = 0; - peers->total_weight = n; - peers->name = &us->host; - - peerp = &peers->peer; - - for (i = 0; i < u.naddrs; i++) { - peer[i].sockaddr = u.addrs[i].sockaddr; - peer[i].socklen = u.addrs[i].socklen; - peer[i].name = u.addrs[i].name; - peer[i].weight = 1; - peer[i].effective_weight = 1; - peer[i].current_weight = 0; - peer[i].max_conns = 0; - peer[i].max_fails = 1; - peer[i].fail_timeout = 10; - *peerp = &peer[i]; - peerp = &peer[i].next; - } - - us->peer.data = peers; - - /* implicitly defined upstream has no backup servers */ - - return NGX_OK; -} - - -ngx_int_t -ngx_http_upstream_init_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_uint_t n; - ngx_http_upstream_rr_peer_data_t *rrp; - - rrp = r->upstream->peer.data; - - if (rrp == NULL) { - rrp = ngx_palloc(r->pool, sizeof(ngx_http_upstream_rr_peer_data_t)); - if (rrp == NULL) { - return NGX_ERROR; - } - - r->upstream->peer.data = rrp; - } - - rrp->peers = us->peer.data; - rrp->current = NULL; - rrp->config = 0; - - n = rrp->peers->number; - - if (rrp->peers->next && rrp->peers->next->number > n) { - n = rrp->peers->next->number; - } - - if (n <= 8 * sizeof(uintptr_t)) { - rrp->tried = &rrp->data; - rrp->data = 0; - - } else { - n = (n + (8 * sizeof(uintptr_t) - 1)) / (8 * sizeof(uintptr_t)); - - rrp->tried = ngx_pcalloc(r->pool, n * sizeof(uintptr_t)); - if (rrp->tried == NULL) { - return NGX_ERROR; - } - } - - r->upstream->peer.get = ngx_http_upstream_get_round_robin_peer; - r->upstream->peer.free = ngx_http_upstream_free_round_robin_peer; - r->upstream->peer.tries = ngx_http_upstream_tries(rrp->peers); -#if (NGX_HTTP_SSL) - r->upstream->peer.set_session = - ngx_http_upstream_set_round_robin_peer_session; - r->upstream->peer.save_session = - ngx_http_upstream_save_round_robin_peer_session; -#endif - - return NGX_OK; -} - - -ngx_int_t -ngx_http_upstream_create_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_resolved_t *ur) -{ - u_char *p; - size_t len; - socklen_t socklen; - ngx_uint_t i, n; - struct sockaddr *sockaddr; - ngx_http_upstream_rr_peer_t *peer, **peerp; - ngx_http_upstream_rr_peers_t *peers; - ngx_http_upstream_rr_peer_data_t *rrp; - - rrp = r->upstream->peer.data; - - if (rrp == NULL) { - rrp = ngx_palloc(r->pool, sizeof(ngx_http_upstream_rr_peer_data_t)); - if (rrp == NULL) { - return NGX_ERROR; - } - - r->upstream->peer.data = rrp; - } - - peers = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_rr_peer_t) - * ur->naddrs); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (ur->naddrs == 1); - peers->number = ur->naddrs; - peers->name = &ur->host; - - if (ur->sockaddr) { - peer[0].sockaddr = ur->sockaddr; - peer[0].socklen = ur->socklen; - peer[0].name = ur->name.data ? ur->name : ur->host; - peer[0].weight = 1; - peer[0].effective_weight = 1; - peer[0].current_weight = 0; - peer[0].max_conns = 0; - peer[0].max_fails = 1; - peer[0].fail_timeout = 10; - peers->peer = peer; - - } else { - peerp = &peers->peer; - - for (i = 0; i < ur->naddrs; i++) { - - socklen = ur->addrs[i].socklen; - - sockaddr = ngx_palloc(r->pool, socklen); - if (sockaddr == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(sockaddr, ur->addrs[i].sockaddr, socklen); - ngx_inet_set_port(sockaddr, ur->port); - - p = ngx_pnalloc(r->pool, NGX_SOCKADDR_STRLEN); - if (p == NULL) { - return NGX_ERROR; - } - - len = ngx_sock_ntop(sockaddr, socklen, p, NGX_SOCKADDR_STRLEN, 1); - - peer[i].sockaddr = sockaddr; - peer[i].socklen = socklen; - peer[i].name.len = len; - peer[i].name.data = p; - peer[i].weight = 1; - peer[i].effective_weight = 1; - peer[i].current_weight = 0; - peer[i].max_conns = 0; - peer[i].max_fails = 1; - peer[i].fail_timeout = 10; - *peerp = &peer[i]; - peerp = &peer[i].next; - } - } - - rrp->peers = peers; - rrp->current = NULL; - rrp->config = 0; - - if (rrp->peers->number <= 8 * sizeof(uintptr_t)) { - rrp->tried = &rrp->data; - rrp->data = 0; - - } else { - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - rrp->tried = ngx_pcalloc(r->pool, n * sizeof(uintptr_t)); - if (rrp->tried == NULL) { - return NGX_ERROR; - } - } - - r->upstream->peer.get = ngx_http_upstream_get_round_robin_peer; - r->upstream->peer.free = ngx_http_upstream_free_round_robin_peer; - r->upstream->peer.tries = ngx_http_upstream_tries(rrp->peers); -#if (NGX_HTTP_SSL) - r->upstream->peer.set_session = ngx_http_upstream_empty_set_session; - r->upstream->peer.save_session = ngx_http_upstream_empty_save_session; -#endif - - return NGX_OK; -} - - -ngx_int_t -ngx_http_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - ngx_int_t rc; - ngx_uint_t i, n; - ngx_http_upstream_rr_peer_t *peer; - ngx_http_upstream_rr_peers_t *peers; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get rr peer, try: %ui", pc->tries); - - pc->cached = 0; - pc->connection = NULL; - - peers = rrp->peers; - ngx_http_upstream_rr_peers_wlock(peers); - - if (peers->single) { - peer = peers->peer; - - if (peer->down) { - goto failed; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - goto failed; - } - - rrp->current = peer; - - } else { - - /* there are several peers */ - - peer = ngx_http_upstream_get_peer(rrp); - - if (peer == NULL) { - goto failed; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get rr peer, current: %p %i", - peer, peer->current_weight); - } - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - ngx_http_upstream_rr_peers_unlock(peers); - - return NGX_OK; - -failed: - - if (peers->next) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pc->log, 0, "backup servers"); - - rrp->peers = peers->next; - - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - for (i = 0; i < n; i++) { - rrp->tried[i] = 0; - } - - ngx_http_upstream_rr_peers_unlock(peers); - - rc = ngx_http_upstream_get_round_robin_peer(pc, rrp); - - if (rc != NGX_BUSY) { - return rc; - } - - ngx_http_upstream_rr_peers_wlock(peers); - } - - ngx_http_upstream_rr_peers_unlock(peers); - - pc->name = peers->name; - - return NGX_BUSY; -} - - -static ngx_http_upstream_rr_peer_t * -ngx_http_upstream_get_peer(ngx_http_upstream_rr_peer_data_t *rrp) -{ - time_t now; - uintptr_t m; - ngx_int_t total; - ngx_uint_t i, n, p; - ngx_http_upstream_rr_peer_t *peer, *best; - - now = ngx_time(); - - best = NULL; - total = 0; - -#if (NGX_SUPPRESS_WARN) - p = 0; -#endif - - for (peer = rrp->peers->peer, i = 0; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - peer->current_weight += peer->effective_weight; - total += peer->effective_weight; - - if (peer->effective_weight < peer->weight) { - peer->effective_weight++; - } - - if (best == NULL || peer->current_weight > best->current_weight) { - best = peer; - p = i; - } - } - - if (best == NULL) { - return NULL; - } - - rrp->current = best; - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - rrp->tried[n] |= m; - - best->current_weight -= total; - - if (now - best->checked > best->fail_timeout) { - best->checked = now; - } - - return best; -} - - -void -ngx_http_upstream_free_round_robin_peer(ngx_peer_connection_t *pc, void *data, - ngx_uint_t state) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - time_t now; - ngx_http_upstream_rr_peer_t *peer; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "free rr peer %ui %ui", pc->tries, state); - - /* TODO: NGX_PEER_KEEPALIVE */ - - peer = rrp->current; - - ngx_http_upstream_rr_peers_rlock(rrp->peers); - ngx_http_upstream_rr_peer_lock(rrp->peers, peer); - - if (rrp->peers->single) { - - peer->conns--; - - ngx_http_upstream_rr_peer_unlock(rrp->peers, peer); - ngx_http_upstream_rr_peers_unlock(rrp->peers); - - pc->tries = 0; - return; - } - - if (state & NGX_PEER_FAILED) { - now = ngx_time(); - - peer->fails++; - peer->accessed = now; - peer->checked = now; - - if (peer->max_fails) { - peer->effective_weight -= peer->weight / peer->max_fails; - - if (peer->fails >= peer->max_fails) { - ngx_log_error(NGX_LOG_WARN, pc->log, 0, - "upstream server temporarily disabled"); - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "free rr peer failed: %p %i", - peer, peer->effective_weight); - - if (peer->effective_weight < 0) { - peer->effective_weight = 0; - } - - } else { - - /* mark peer live if check passed */ - - if (peer->accessed < peer->checked) { - peer->fails = 0; - } - } - - peer->conns--; - - ngx_http_upstream_rr_peer_unlock(rrp->peers, peer); - ngx_http_upstream_rr_peers_unlock(rrp->peers); - - if (pc->tries) { - pc->tries--; - } -} - - -#if (NGX_HTTP_SSL) - -ngx_int_t -ngx_http_upstream_set_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - ngx_int_t rc; - ngx_ssl_session_t *ssl_session; - ngx_http_upstream_rr_peer_t *peer; -#if (NGX_HTTP_UPSTREAM_ZONE) - int len; - const u_char *p; - ngx_http_upstream_rr_peers_t *peers; - u_char buf[NGX_SSL_MAX_SESSION_SIZE]; -#endif - - peer = rrp->current; - -#if (NGX_HTTP_UPSTREAM_ZONE) - peers = rrp->peers; - - if (peers->shpool) { - ngx_http_upstream_rr_peers_rlock(peers); - ngx_http_upstream_rr_peer_lock(peers, peer); - - if (peer->ssl_session == NULL) { - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - return NGX_OK; - } - - len = peer->ssl_session_len; - - ngx_memcpy(buf, peer->ssl_session, len); - - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - - p = buf; - ssl_session = d2i_SSL_SESSION(NULL, &p, len); - - rc = ngx_ssl_set_session(pc->connection, ssl_session); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "set session: %p", ssl_session); - - ngx_ssl_free_session(ssl_session); - - return rc; - } -#endif - - ssl_session = peer->ssl_session; - - rc = ngx_ssl_set_session(pc->connection, ssl_session); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "set session: %p", ssl_session); - - return rc; -} - - -void -ngx_http_upstream_save_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - ngx_ssl_session_t *old_ssl_session, *ssl_session; - ngx_http_upstream_rr_peer_t *peer; -#if (NGX_HTTP_UPSTREAM_ZONE) - int len; - u_char *p; - ngx_http_upstream_rr_peers_t *peers; - u_char buf[NGX_SSL_MAX_SESSION_SIZE]; -#endif - -#if (NGX_HTTP_UPSTREAM_ZONE) - peers = rrp->peers; - - if (peers->shpool) { - - ssl_session = ngx_ssl_get0_session(pc->connection); - - if (ssl_session == NULL) { - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "save session: %p", ssl_session); - - len = i2d_SSL_SESSION(ssl_session, NULL); - - /* do not cache too big session */ - - if (len > NGX_SSL_MAX_SESSION_SIZE) { - return; - } - - p = buf; - (void) i2d_SSL_SESSION(ssl_session, &p); - - peer = rrp->current; - - ngx_http_upstream_rr_peers_rlock(peers); - ngx_http_upstream_rr_peer_lock(peers, peer); - - if (len > peer->ssl_session_len) { - ngx_shmtx_lock(&peers->shpool->mutex); - - if (peer->ssl_session) { - ngx_slab_free_locked(peers->shpool, peer->ssl_session); - } - - peer->ssl_session = ngx_slab_alloc_locked(peers->shpool, len); - - ngx_shmtx_unlock(&peers->shpool->mutex); - - if (peer->ssl_session == NULL) { - peer->ssl_session_len = 0; - - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - return; - } - - peer->ssl_session_len = len; - } - - ngx_memcpy(peer->ssl_session, buf, len); - - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - - return; - } -#endif - - ssl_session = ngx_ssl_get_session(pc->connection); - - if (ssl_session == NULL) { - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "save session: %p", ssl_session); - - peer = rrp->current; - - old_ssl_session = peer->ssl_session; - peer->ssl_session = ssl_session; - - if (old_ssl_session) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "old session: %p", old_ssl_session); - - /* TODO: may block */ - - ngx_ssl_free_session(old_ssl_session); - } -} - - -static ngx_int_t -ngx_http_upstream_empty_set_session(ngx_peer_connection_t *pc, void *data) -{ - return NGX_OK; -} - - -static void -ngx_http_upstream_empty_save_session(ngx_peer_connection_t *pc, void *data) -{ - return; -} - -#endif diff --git a/src/nginx-1.18.0/src/http/ngx_http_upstream_round_robin.h b/src/nginx-1.18.0/src/http/ngx_http_upstream_round_robin.h deleted file mode 100644 index 45f258d..0000000 --- a/src/nginx-1.18.0/src/http/ngx_http_upstream_round_robin.h +++ /dev/null @@ -1,156 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ -#define _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct ngx_http_upstream_rr_peer_s ngx_http_upstream_rr_peer_t; - -struct ngx_http_upstream_rr_peer_s { - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t name; - ngx_str_t server; - - ngx_int_t current_weight; - ngx_int_t effective_weight; - ngx_int_t weight; - - ngx_uint_t conns; - ngx_uint_t max_conns; - - ngx_uint_t fails; - time_t accessed; - time_t checked; - - ngx_uint_t max_fails; - time_t fail_timeout; - ngx_msec_t slow_start; - ngx_msec_t start_time; - - ngx_uint_t down; - -#if (NGX_HTTP_SSL || NGX_COMPAT) - void *ssl_session; - int ssl_session_len; -#endif - -#if (NGX_HTTP_UPSTREAM_ZONE) - ngx_atomic_t lock; -#endif - - ngx_http_upstream_rr_peer_t *next; - - NGX_COMPAT_BEGIN(32) - NGX_COMPAT_END -}; - - -typedef struct ngx_http_upstream_rr_peers_s ngx_http_upstream_rr_peers_t; - -struct ngx_http_upstream_rr_peers_s { - ngx_uint_t number; - -#if (NGX_HTTP_UPSTREAM_ZONE) - ngx_slab_pool_t *shpool; - ngx_atomic_t rwlock; - ngx_http_upstream_rr_peers_t *zone_next; -#endif - - ngx_uint_t total_weight; - - unsigned single:1; - unsigned weighted:1; - - ngx_str_t *name; - - ngx_http_upstream_rr_peers_t *next; - - ngx_http_upstream_rr_peer_t *peer; -}; - - -#if (NGX_HTTP_UPSTREAM_ZONE) - -#define ngx_http_upstream_rr_peers_rlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_rlock(&peers->rwlock); \ - } - -#define ngx_http_upstream_rr_peers_wlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_wlock(&peers->rwlock); \ - } - -#define ngx_http_upstream_rr_peers_unlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_unlock(&peers->rwlock); \ - } - - -#define ngx_http_upstream_rr_peer_lock(peers, peer) \ - \ - if (peers->shpool) { \ - ngx_rwlock_wlock(&peer->lock); \ - } - -#define ngx_http_upstream_rr_peer_unlock(peers, peer) \ - \ - if (peers->shpool) { \ - ngx_rwlock_unlock(&peer->lock); \ - } - -#else - -#define ngx_http_upstream_rr_peers_rlock(peers) -#define ngx_http_upstream_rr_peers_wlock(peers) -#define ngx_http_upstream_rr_peers_unlock(peers) -#define ngx_http_upstream_rr_peer_lock(peers, peer) -#define ngx_http_upstream_rr_peer_unlock(peers, peer) - -#endif - - -typedef struct { - ngx_uint_t config; - ngx_http_upstream_rr_peers_t *peers; - ngx_http_upstream_rr_peer_t *current; - uintptr_t *tried; - uintptr_t data; -} ngx_http_upstream_rr_peer_data_t; - - -ngx_int_t ngx_http_upstream_init_round_robin(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us); -ngx_int_t ngx_http_upstream_init_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); -ngx_int_t ngx_http_upstream_create_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_resolved_t *ur); -ngx_int_t ngx_http_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, - void *data); -void ngx_http_upstream_free_round_robin_peer(ngx_peer_connection_t *pc, - void *data, ngx_uint_t state); - -#if (NGX_HTTP_SSL) -ngx_int_t - ngx_http_upstream_set_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data); -void ngx_http_upstream_save_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data); -#endif - - -#endif /* _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/http/ngx_http_variables.c b/src/nginx-1.18.0/src/http/ngx_http_variables.c deleted file mode 100644 index e067cf0..0000000 --- a/src/nginx-1.18.0/src/http/ngx_http_variables.c +++ /dev/null @@ -1,2740 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -static ngx_http_variable_t *ngx_http_add_prefix_variable(ngx_conf_t *cf, - ngx_str_t *name, ngx_uint_t flags); - -static ngx_int_t ngx_http_variable_request(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#if 0 -static void ngx_http_variable_request_set(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#endif -static ngx_int_t ngx_http_variable_request_get_size(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_header(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_cookies(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_headers(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_headers_internal(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data, u_char sep); - -static ngx_int_t ngx_http_variable_unknown_header_in(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_unknown_header_out(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_unknown_trailer_out(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_line(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_cookie(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_argument(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#if (NGX_HAVE_TCP_INFO) -static ngx_int_t ngx_http_variable_tcpinfo(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#endif - -static ngx_int_t ngx_http_variable_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_host(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_remote_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_proxy_protocol_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_proxy_protocol_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_server_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_server_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_scheme(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_https(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static void ngx_http_variable_set_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_is_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_document_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_realpath_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_filename(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_server_name(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_method(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_remote_user(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_pipe(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_completion(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_body(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_body_file(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_time(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_id(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_sent_content_type(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_location(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static void ngx_http_variable_set_limit_rate(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_connection_requests(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_nginx_version(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_hostname(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_pid(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_msec(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_time_iso8601(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_time_local(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -/* - * TODO: - * Apache CGI: AUTH_TYPE, PATH_INFO (null), PATH_TRANSLATED - * REMOTE_HOST (null), REMOTE_IDENT (null), - * SERVER_SOFTWARE - * - * Apache SSI: DOCUMENT_NAME, LAST_MODIFIED, USER_NAME (file owner) - */ - -/* - * the $http_host, $http_user_agent, $http_referer, and $http_via - * variables may be handled by generic - * ngx_http_variable_unknown_header_in(), but for performance reasons - * they are handled using dedicated entries - */ - -static ngx_http_variable_t ngx_http_core_variables[] = { - - { ngx_string("http_host"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.host), 0, 0 }, - - { ngx_string("http_user_agent"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.user_agent), 0, 0 }, - - { ngx_string("http_referer"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.referer), 0, 0 }, - -#if (NGX_HTTP_GZIP) - { ngx_string("http_via"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.via), 0, 0 }, -#endif - -#if (NGX_HTTP_X_FORWARDED_FOR) - { ngx_string("http_x_forwarded_for"), NULL, ngx_http_variable_headers, - offsetof(ngx_http_request_t, headers_in.x_forwarded_for), 0, 0 }, -#endif - - { ngx_string("http_cookie"), NULL, ngx_http_variable_cookies, - offsetof(ngx_http_request_t, headers_in.cookies), 0, 0 }, - - { ngx_string("content_length"), NULL, ngx_http_variable_content_length, - 0, 0, 0 }, - - { ngx_string("content_type"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.content_type), 0, 0 }, - - { ngx_string("host"), NULL, ngx_http_variable_host, 0, 0, 0 }, - - { ngx_string("binary_remote_addr"), NULL, - ngx_http_variable_binary_remote_addr, 0, 0, 0 }, - - { ngx_string("remote_addr"), NULL, ngx_http_variable_remote_addr, 0, 0, 0 }, - - { ngx_string("remote_port"), NULL, ngx_http_variable_remote_port, 0, 0, 0 }, - - { ngx_string("proxy_protocol_addr"), NULL, - ngx_http_variable_proxy_protocol_addr, - offsetof(ngx_proxy_protocol_t, src_addr), 0, 0 }, - - { ngx_string("proxy_protocol_port"), NULL, - ngx_http_variable_proxy_protocol_port, - offsetof(ngx_proxy_protocol_t, src_port), 0, 0 }, - - { ngx_string("proxy_protocol_server_addr"), NULL, - ngx_http_variable_proxy_protocol_addr, - offsetof(ngx_proxy_protocol_t, dst_addr), 0, 0 }, - - { ngx_string("proxy_protocol_server_port"), NULL, - ngx_http_variable_proxy_protocol_port, - offsetof(ngx_proxy_protocol_t, dst_port), 0, 0 }, - - { ngx_string("server_addr"), NULL, ngx_http_variable_server_addr, 0, 0, 0 }, - - { ngx_string("server_port"), NULL, ngx_http_variable_server_port, 0, 0, 0 }, - - { ngx_string("server_protocol"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, http_protocol), 0, 0 }, - - { ngx_string("scheme"), NULL, ngx_http_variable_scheme, 0, 0, 0 }, - - { ngx_string("https"), NULL, ngx_http_variable_https, 0, 0, 0 }, - - { ngx_string("request_uri"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, unparsed_uri), 0, 0 }, - - { ngx_string("uri"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, uri), - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("document_uri"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, uri), - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request"), NULL, ngx_http_variable_request_line, 0, 0, 0 }, - - { ngx_string("document_root"), NULL, - ngx_http_variable_document_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("realpath_root"), NULL, - ngx_http_variable_realpath_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("query_string"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, args), - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("args"), - ngx_http_variable_set_args, - ngx_http_variable_request, - offsetof(ngx_http_request_t, args), - NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("is_args"), NULL, ngx_http_variable_is_args, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request_filename"), NULL, - ngx_http_variable_request_filename, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("server_name"), NULL, ngx_http_variable_server_name, 0, 0, 0 }, - - { ngx_string("request_method"), NULL, - ngx_http_variable_request_method, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("remote_user"), NULL, ngx_http_variable_remote_user, 0, 0, 0 }, - - { ngx_string("bytes_sent"), NULL, ngx_http_variable_bytes_sent, - 0, 0, 0 }, - - { ngx_string("body_bytes_sent"), NULL, ngx_http_variable_body_bytes_sent, - 0, 0, 0 }, - - { ngx_string("pipe"), NULL, ngx_http_variable_pipe, - 0, 0, 0 }, - - { ngx_string("request_completion"), NULL, - ngx_http_variable_request_completion, - 0, 0, 0 }, - - { ngx_string("request_body"), NULL, - ngx_http_variable_request_body, - 0, 0, 0 }, - - { ngx_string("request_body_file"), NULL, - ngx_http_variable_request_body_file, - 0, 0, 0 }, - - { ngx_string("request_length"), NULL, ngx_http_variable_request_length, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request_time"), NULL, ngx_http_variable_request_time, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request_id"), NULL, - ngx_http_variable_request_id, - 0, 0, 0 }, - - { ngx_string("status"), NULL, - ngx_http_variable_status, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("sent_http_content_type"), NULL, - ngx_http_variable_sent_content_type, 0, 0, 0 }, - - { ngx_string("sent_http_content_length"), NULL, - ngx_http_variable_sent_content_length, 0, 0, 0 }, - - { ngx_string("sent_http_location"), NULL, - ngx_http_variable_sent_location, 0, 0, 0 }, - - { ngx_string("sent_http_last_modified"), NULL, - ngx_http_variable_sent_last_modified, 0, 0, 0 }, - - { ngx_string("sent_http_connection"), NULL, - ngx_http_variable_sent_connection, 0, 0, 0 }, - - { ngx_string("sent_http_keep_alive"), NULL, - ngx_http_variable_sent_keep_alive, 0, 0, 0 }, - - { ngx_string("sent_http_transfer_encoding"), NULL, - ngx_http_variable_sent_transfer_encoding, 0, 0, 0 }, - - { ngx_string("sent_http_cache_control"), NULL, ngx_http_variable_headers, - offsetof(ngx_http_request_t, headers_out.cache_control), 0, 0 }, - - { ngx_string("sent_http_link"), NULL, ngx_http_variable_headers, - offsetof(ngx_http_request_t, headers_out.link), 0, 0 }, - - { ngx_string("limit_rate"), ngx_http_variable_set_limit_rate, - ngx_http_variable_request_get_size, - offsetof(ngx_http_request_t, limit_rate), - NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("connection"), NULL, - ngx_http_variable_connection, 0, 0, 0 }, - - { ngx_string("connection_requests"), NULL, - ngx_http_variable_connection_requests, 0, 0, 0 }, - - { ngx_string("nginx_version"), NULL, ngx_http_variable_nginx_version, - 0, 0, 0 }, - - { ngx_string("hostname"), NULL, ngx_http_variable_hostname, - 0, 0, 0 }, - - { ngx_string("pid"), NULL, ngx_http_variable_pid, - 0, 0, 0 }, - - { ngx_string("msec"), NULL, ngx_http_variable_msec, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("time_iso8601"), NULL, ngx_http_variable_time_iso8601, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("time_local"), NULL, ngx_http_variable_time_local, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - -#if (NGX_HAVE_TCP_INFO) - { ngx_string("tcpinfo_rtt"), NULL, ngx_http_variable_tcpinfo, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("tcpinfo_rttvar"), NULL, ngx_http_variable_tcpinfo, - 1, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("tcpinfo_snd_cwnd"), NULL, ngx_http_variable_tcpinfo, - 2, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("tcpinfo_rcv_space"), NULL, ngx_http_variable_tcpinfo, - 3, NGX_HTTP_VAR_NOCACHEABLE, 0 }, -#endif - - { ngx_string("http_"), NULL, ngx_http_variable_unknown_header_in, - 0, NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("sent_http_"), NULL, ngx_http_variable_unknown_header_out, - 0, NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("sent_trailer_"), NULL, ngx_http_variable_unknown_trailer_out, - 0, NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("cookie_"), NULL, ngx_http_variable_cookie, - 0, NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("arg_"), NULL, ngx_http_variable_argument, - 0, NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_PREFIX, 0 }, - - ngx_http_null_variable -}; - - -ngx_http_variable_value_t ngx_http_variable_null_value = - ngx_http_variable(""); -ngx_http_variable_value_t ngx_http_variable_true_value = - ngx_http_variable("1"); - - -static ngx_uint_t ngx_http_variable_depth = 100; - - -ngx_http_variable_t * -ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) -{ - ngx_int_t rc; - ngx_uint_t i; - ngx_hash_key_t *key; - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - if (name->len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"$\""); - return NULL; - } - - if (flags & NGX_HTTP_VAR_PREFIX) { - return ngx_http_add_prefix_variable(cf, name, flags); - } - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - key = cmcf->variables_keys->keys.elts; - for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { - if (name->len != key[i].key.len - || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) - { - continue; - } - - v = key[i].value; - - if (!(v->flags & NGX_HTTP_VAR_CHANGEABLE)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the duplicate \"%V\" variable", name); - return NULL; - } - - if (!(flags & NGX_HTTP_VAR_WEAK)) { - v->flags &= ~NGX_HTTP_VAR_WEAK; - } - - return v; - } - - v = ngx_palloc(cf->pool, sizeof(ngx_http_variable_t)); - if (v == NULL) { - return NULL; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NULL; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = flags; - v->index = 0; - - rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); - - if (rc == NGX_ERROR) { - return NULL; - } - - if (rc == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting variable name \"%V\"", name); - return NULL; - } - - return v; -} - - -static ngx_http_variable_t * -ngx_http_add_prefix_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) -{ - ngx_uint_t i; - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - v = cmcf->prefix_variables.elts; - for (i = 0; i < cmcf->prefix_variables.nelts; i++) { - if (name->len != v[i].name.len - || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) - { - continue; - } - - v = &v[i]; - - if (!(v->flags & NGX_HTTP_VAR_CHANGEABLE)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the duplicate \"%V\" variable", name); - return NULL; - } - - if (!(flags & NGX_HTTP_VAR_WEAK)) { - v->flags &= ~NGX_HTTP_VAR_WEAK; - } - - return v; - } - - v = ngx_array_push(&cmcf->prefix_variables); - if (v == NULL) { - return NULL; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NULL; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = flags; - v->index = 0; - - return v; -} - - -ngx_int_t -ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) -{ - ngx_uint_t i; - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - if (name->len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"$\""); - return NGX_ERROR; - } - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - v = cmcf->variables.elts; - - if (v == NULL) { - if (ngx_array_init(&cmcf->variables, cf->pool, 4, - sizeof(ngx_http_variable_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - } else { - for (i = 0; i < cmcf->variables.nelts; i++) { - if (name->len != v[i].name.len - || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) - { - continue; - } - - return i; - } - } - - v = ngx_array_push(&cmcf->variables); - if (v == NULL) { - return NGX_ERROR; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NGX_ERROR; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = 0; - v->index = cmcf->variables.nelts - 1; - - return v->index; -} - - -ngx_http_variable_value_t * -ngx_http_get_indexed_variable(ngx_http_request_t *r, ngx_uint_t index) -{ - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - if (cmcf->variables.nelts <= index) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "unknown variable index: %ui", index); - return NULL; - } - - if (r->variables[index].not_found || r->variables[index].valid) { - return &r->variables[index]; - } - - v = cmcf->variables.elts; - - if (ngx_http_variable_depth == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "cycle while evaluating variable \"%V\"", - &v[index].name); - return NULL; - } - - ngx_http_variable_depth--; - - if (v[index].get_handler(r, &r->variables[index], v[index].data) - == NGX_OK) - { - ngx_http_variable_depth++; - - if (v[index].flags & NGX_HTTP_VAR_NOCACHEABLE) { - r->variables[index].no_cacheable = 1; - } - - return &r->variables[index]; - } - - ngx_http_variable_depth++; - - r->variables[index].valid = 0; - r->variables[index].not_found = 1; - - return NULL; -} - - -ngx_http_variable_value_t * -ngx_http_get_flushed_variable(ngx_http_request_t *r, ngx_uint_t index) -{ - ngx_http_variable_value_t *v; - - v = &r->variables[index]; - - if (v->valid || v->not_found) { - if (!v->no_cacheable) { - return v; - } - - v->valid = 0; - v->not_found = 0; - } - - return ngx_http_get_indexed_variable(r, index); -} - - -ngx_http_variable_value_t * -ngx_http_get_variable(ngx_http_request_t *r, ngx_str_t *name, ngx_uint_t key) -{ - size_t len; - ngx_uint_t i, n; - ngx_http_variable_t *v; - ngx_http_variable_value_t *vv; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); - - if (v) { - if (v->flags & NGX_HTTP_VAR_INDEXED) { - return ngx_http_get_flushed_variable(r, v->index); - } - - if (ngx_http_variable_depth == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "cycle while evaluating variable \"%V\"", name); - return NULL; - } - - ngx_http_variable_depth--; - - vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); - - if (vv && v->get_handler(r, vv, v->data) == NGX_OK) { - ngx_http_variable_depth++; - return vv; - } - - ngx_http_variable_depth++; - return NULL; - } - - vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); - if (vv == NULL) { - return NULL; - } - - len = 0; - - v = cmcf->prefix_variables.elts; - n = cmcf->prefix_variables.nelts; - - for (i = 0; i < cmcf->prefix_variables.nelts; i++) { - if (name->len >= v[i].name.len && name->len > len - && ngx_strncmp(name->data, v[i].name.data, v[i].name.len) == 0) - { - len = v[i].name.len; - n = i; - } - } - - if (n != cmcf->prefix_variables.nelts) { - if (v[n].get_handler(r, vv, (uintptr_t) name) == NGX_OK) { - return vv; - } - - return NULL; - } - - vv->not_found = 1; - - return vv; -} - - -static ngx_int_t -ngx_http_variable_request(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_str_t *s; - - s = (ngx_str_t *) ((char *) r + data); - - if (s->data) { - v->len = s->len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s->data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -#if 0 - -static void -ngx_http_variable_request_set(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *s; - - s = (ngx_str_t *) ((char *) r + data); - - s->len = v->len; - s->data = v->data; -} - -#endif - - -static ngx_int_t -ngx_http_variable_request_get_size(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t *sp; - - sp = (size_t *) ((char *) r + data); - - v->data = ngx_pnalloc(r->pool, NGX_SIZE_T_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(v->data, "%uz", *sp) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_header(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_table_elt_t *h; - - h = *(ngx_table_elt_t **) ((char *) r + data); - - if (h) { - v->len = h->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = h->value.data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_cookies(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_headers_internal(r, v, data, ';'); -} - - -static ngx_int_t -ngx_http_variable_headers(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_headers_internal(r, v, data, ','); -} - - -static ngx_int_t -ngx_http_variable_headers_internal(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data, u_char sep) -{ - size_t len; - u_char *p, *end; - ngx_uint_t i, n; - ngx_array_t *a; - ngx_table_elt_t **h; - - a = (ngx_array_t *) ((char *) r + data); - - n = a->nelts; - h = a->elts; - - len = 0; - - for (i = 0; i < n; i++) { - - if (h[i]->hash == 0) { - continue; - } - - len += h[i]->value.len + 2; - } - - if (len == 0) { - v->not_found = 1; - return NGX_OK; - } - - len -= 2; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (n == 1) { - v->len = (*h)->value.len; - v->data = (*h)->value.data; - - return NGX_OK; - } - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = len; - v->data = p; - - end = p + len; - - for (i = 0; /* void */ ; i++) { - - if (h[i]->hash == 0) { - continue; - } - - p = ngx_copy(p, h[i]->value.data, h[i]->value.len); - - if (p == end) { - break; - } - - *p++ = sep; *p++ = ' '; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_unknown_header_in(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->headers_in.headers.part, - sizeof("http_") - 1); -} - - -static ngx_int_t -ngx_http_variable_unknown_header_out(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->headers_out.headers.part, - sizeof("sent_http_") - 1); -} - - -static ngx_int_t -ngx_http_variable_unknown_trailer_out(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->headers_out.trailers.part, - sizeof("sent_trailer_") - 1); -} - - -ngx_int_t -ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, ngx_str_t *var, - ngx_list_part_t *part, size_t prefix) -{ - u_char ch; - ngx_uint_t i, n; - ngx_table_elt_t *header; - - header = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - for (n = 0; n + prefix < var->len && n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'A' && ch <= 'Z') { - ch |= 0x20; - - } else if (ch == '-') { - ch = '_'; - } - - if (var->data[n + prefix] != ch) { - break; - } - } - - if (n + prefix == var->len && n == header[i].key.len) { - v->len = header[i].value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = header[i].value.data; - - return NGX_OK; - } - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_line(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p, *s; - - s = r->request_line.data; - - if (s == NULL) { - s = r->request_start; - - if (s == NULL) { - v->not_found = 1; - return NGX_OK; - } - - for (p = s; p < r->header_in->last; p++) { - if (*p == CR || *p == LF) { - break; - } - } - - r->request_line.len = p - s; - r->request_line.data = s; - } - - v->len = r->request_line.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_cookie(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_str_t *name = (ngx_str_t *) data; - - ngx_str_t cookie, s; - - s.len = name->len - (sizeof("cookie_") - 1); - s.data = name->data + sizeof("cookie_") - 1; - - if (ngx_http_parse_multi_header_lines(&r->headers_in.cookies, &s, &cookie) - == NGX_DECLINED) - { - v->not_found = 1; - return NGX_OK; - } - - v->len = cookie.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = cookie.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_argument(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_str_t *name = (ngx_str_t *) data; - - u_char *arg; - size_t len; - ngx_str_t value; - - len = name->len - (sizeof("arg_") - 1); - arg = name->data + sizeof("arg_") - 1; - - if (ngx_http_arg(r, arg, len, &value) != NGX_OK) { - v->not_found = 1; - return NGX_OK; - } - - v->data = value.data; - v->len = value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -#if (NGX_HAVE_TCP_INFO) - -static ngx_int_t -ngx_http_variable_tcpinfo(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - struct tcp_info ti; - socklen_t len; - uint32_t value; - - len = sizeof(struct tcp_info); - if (getsockopt(r->connection->fd, IPPROTO_TCP, TCP_INFO, &ti, &len) == -1) { - v->not_found = 1; - return NGX_OK; - } - - v->data = ngx_pnalloc(r->pool, NGX_INT32_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - switch (data) { - case 0: - value = ti.tcpi_rtt; - break; - - case 1: - value = ti.tcpi_rttvar; - break; - - case 2: - value = ti.tcpi_snd_cwnd; - break; - - case 3: - value = ti.tcpi_rcv_space; - break; - - /* suppress warning */ - default: - value = 0; - break; - } - - v->len = ngx_sprintf(v->data, "%uD", value) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_variable_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->headers_in.content_length) { - v->len = r->headers_in.content_length->value.len; - v->data = r->headers_in.content_length->value.data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - } else if (r->reading_body) { - v->not_found = 1; - v->no_cacheable = 1; - - } else if (r->headers_in.content_length_n >= 0) { - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->headers_in.content_length_n) - p; - v->data = p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_host(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_http_core_srv_conf_t *cscf; - - if (r->headers_in.server.len) { - v->len = r->headers_in.server.len; - v->data = r->headers_in.server.data; - - } else { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - v->len = cscf->server_name.len; - v->data = cscf->server_name.data; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - struct sockaddr_in *sin; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; -#endif - - switch (r->connection->sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) r->connection->sockaddr; - - v->len = sizeof(struct in6_addr); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = sin6->sin6_addr.s6_addr; - - break; -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - case AF_UNIX: - - v->len = r->connection->addr_text.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->connection->addr_text.data; - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) r->connection->sockaddr; - - v->len = sizeof(in_addr_t); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) &sin->sin_addr; - - break; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->len = r->connection->addr_text.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->connection->addr_text.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_remote_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(r->connection->sockaddr); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_proxy_protocol_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *addr; - ngx_proxy_protocol_t *pp; - - pp = r->connection->proxy_protocol; - if (pp == NULL) { - v->not_found = 1; - return NGX_OK; - } - - addr = (ngx_str_t *) ((char *) pp + data); - - v->len = addr->len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = addr->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_proxy_protocol_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - ngx_proxy_protocol_t *pp; - - pp = r->connection->proxy_protocol; - if (pp == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = *(in_port_t *) ((char *) pp + data); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_server_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t s; - u_char addr[NGX_SOCKADDR_STRLEN]; - - s.len = NGX_SOCKADDR_STRLEN; - s.data = addr; - - if (ngx_connection_local_sockaddr(r->connection, &s, 0) != NGX_OK) { - return NGX_ERROR; - } - - s.data = ngx_pnalloc(r->pool, s.len); - if (s.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s.data, addr, s.len); - - v->len = s.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_server_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (ngx_connection_local_sockaddr(r->connection, NULL, 0) != NGX_OK) { - return NGX_ERROR; - } - - v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(r->connection->local_sockaddr); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_scheme(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ -#if (NGX_HTTP_SSL) - - if (r->connection->ssl) { - v->len = sizeof("https") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "https"; - - return NGX_OK; - } - -#endif - - v->len = sizeof("http") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "http"; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_https(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ -#if (NGX_HTTP_SSL) - - if (r->connection->ssl) { - v->len = sizeof("on") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "on"; - - return NGX_OK; - } - -#endif - - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static void -ngx_http_variable_set_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - r->args.len = v->len; - r->args.data = v->data; - r->valid_unparsed_uri = 0; -} - - -static ngx_int_t -ngx_http_variable_is_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->args.len == 0) { - *v = ngx_http_variable_null_value; - return NGX_OK; - } - - v->len = 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "?"; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_document_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t path; - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->root_lengths == NULL) { - v->len = clcf->root.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = clcf->root.data; - - } else { - if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 0, - clcf->root_values->elts) - == NULL) - { - return NGX_ERROR; - } - - if (ngx_get_full_name(r->pool, (ngx_str_t *) &ngx_cycle->prefix, &path) - != NGX_OK) - { - return NGX_ERROR; - } - - v->len = path.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = path.data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_realpath_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *real; - size_t len; - ngx_str_t path; - ngx_http_core_loc_conf_t *clcf; -#if (NGX_HAVE_MAX_PATH) - u_char buffer[NGX_MAX_PATH]; -#endif - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->root_lengths == NULL) { - path = clcf->root; - - } else { - if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 1, - clcf->root_values->elts) - == NULL) - { - return NGX_ERROR; - } - - path.data[path.len - 1] = '\0'; - - if (ngx_get_full_name(r->pool, (ngx_str_t *) &ngx_cycle->prefix, &path) - != NGX_OK) - { - return NGX_ERROR; - } - } - -#if (NGX_HAVE_MAX_PATH) - real = buffer; -#else - real = NULL; -#endif - - real = ngx_realpath(path.data, real); - - if (real == NULL) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_realpath_n " \"%s\" failed", path.data); - return NGX_ERROR; - } - - len = ngx_strlen(real); - - v->data = ngx_pnalloc(r->pool, len); - if (v->data == NULL) { -#if !(NGX_HAVE_MAX_PATH) - ngx_free(real); -#endif - return NGX_ERROR; - } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - ngx_memcpy(v->data, real, len); - -#if !(NGX_HAVE_MAX_PATH) - ngx_free(real); -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_filename(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t root; - ngx_str_t path; - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - return NGX_ERROR; - } - - /* ngx_http_map_uri_to_path() allocates memory for terminating '\0' */ - - v->len = path.len - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = path.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_server_name(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_core_srv_conf_t *cscf; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - v->len = cscf->server_name.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = cscf->server_name.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_method(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->main->method_name.data) { - v->len = r->main->method_name.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->main->method_name.data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_remote_user(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_int_t rc; - - rc = ngx_http_auth_basic_user(r); - - if (rc == NGX_DECLINED) { - v->not_found = 1; - return NGX_OK; - } - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - v->len = r->headers_in.user.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_in.user.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->connection->sent) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - off_t sent; - u_char *p; - - sent = r->connection->sent - r->header_size; - - if (sent < 0) { - sent = 0; - } - - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", sent) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_pipe(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->data = (u_char *) (r->pipeline ? "p" : "."); - v->len = 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t status; - - v->data = ngx_pnalloc(r->pool, NGX_INT_T_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - if (r->err_status) { - status = r->err_status; - - } else if (r->headers_out.status) { - status = r->headers_out.status; - - } else if (r->http_version == NGX_HTTP_VERSION_9) { - status = 9; - - } else { - status = 0; - } - - v->len = ngx_sprintf(v->data, "%03ui", status) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_content_type(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->headers_out.content_type.len) { - v->len = r->headers_out.content_type.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.content_type.data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->headers_out.content_length) { - v->len = r->headers_out.content_length->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.content_length->value.data; - - return NGX_OK; - } - - if (r->headers_out.content_length_n >= 0) { - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->headers_out.content_length_n) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_location(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t name; - - if (r->headers_out.location) { - v->len = r->headers_out.location->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.location->value.data; - - return NGX_OK; - } - - ngx_str_set(&name, "sent_http_location"); - - return ngx_http_variable_unknown_header(v, &name, - &r->headers_out.headers.part, - sizeof("sent_http_") - 1); -} - - -static ngx_int_t -ngx_http_variable_sent_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->headers_out.last_modified) { - v->len = r->headers_out.last_modified->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.last_modified->value.data; - - return NGX_OK; - } - - if (r->headers_out.last_modified_time >= 0) { - p = ngx_pnalloc(r->pool, sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_http_time(p, r->headers_out.last_modified_time) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t len; - char *p; - - if (r->headers_out.status == NGX_HTTP_SWITCHING_PROTOCOLS) { - len = sizeof("upgrade") - 1; - p = "upgrade"; - - } else if (r->keepalive) { - len = sizeof("keep-alive") - 1; - p = "keep-alive"; - - } else { - len = sizeof("close") - 1; - p = "close"; - } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_http_core_loc_conf_t *clcf; - - if (r->keepalive) { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->keepalive_header) { - - p = ngx_pnalloc(r->pool, sizeof("timeout=") - 1 + NGX_TIME_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "timeout=%T", clcf->keepalive_header) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; - } - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->chunked) { - v->len = sizeof("chunked") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "chunked"; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static void -ngx_http_variable_set_limit_rate(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ssize_t s; - ngx_str_t val; - - val.len = v->len; - val.data = v->data; - - s = ngx_parse_size(&val); - - if (s == NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid $limit_rate \"%V\"", &val); - return; - } - - r->limit_rate = s; - r->limit_rate_set = 1; -} - - -static ngx_int_t -ngx_http_variable_request_completion(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->request_complete) { - v->len = 2; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "OK"; - - return NGX_OK; - } - - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_body(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_buf_t *buf; - ngx_chain_t *cl; - - if (r->request_body == NULL - || r->request_body->bufs == NULL - || r->request_body->temp_file) - { - v->not_found = 1; - - return NGX_OK; - } - - cl = r->request_body->bufs; - buf = cl->buf; - - if (cl->next == NULL) { - v->len = buf->last - buf->pos; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = buf->pos; - - return NGX_OK; - } - - len = buf->last - buf->pos; - cl = cl->next; - - for ( /* void */ ; cl; cl = cl->next) { - buf = cl->buf; - len += buf->last - buf->pos; - } - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - cl = r->request_body->bufs; - - for ( /* void */ ; cl; cl = cl->next) { - buf = cl->buf; - p = ngx_cpymem(p, buf->pos, buf->last - buf->pos); - } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_body_file(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->request_body == NULL || r->request_body->temp_file == NULL) { - v->not_found = 1; - - return NGX_OK; - } - - v->len = r->request_body->temp_file->file.name.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->request_body->temp_file->file.name.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->request_length) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_time(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_time_t *tp; - ngx_msec_int_t ms; - - p = ngx_pnalloc(r->pool, NGX_TIME_T_LEN + 4); - if (p == NULL) { - return NGX_ERROR; - } - - tp = ngx_timeofday(); - - ms = (ngx_msec_int_t) - ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec)); - ms = ngx_max(ms, 0); - - v->len = ngx_sprintf(p, "%T.%03M", (time_t) ms / 1000, ms % 1000) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_id(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *id; - -#if (NGX_OPENSSL) - u_char random_bytes[16]; -#endif - - id = ngx_pnalloc(r->pool, 32); - if (id == NULL) { - return NGX_ERROR; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->len = 32; - v->data = id; - -#if (NGX_OPENSSL) - - if (RAND_bytes(random_bytes, 16) == 1) { - ngx_hex_dump(id, random_bytes, 16); - return NGX_OK; - } - - ngx_ssl_error(NGX_LOG_ERR, r->connection->log, 0, "RAND_bytes() failed"); - -#endif - - ngx_sprintf(id, "%08xD%08xD%08xD%08xD", - (uint32_t) ngx_random(), (uint32_t) ngx_random(), - (uint32_t) ngx_random(), (uint32_t) ngx_random()); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_ATOMIC_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%uA", r->connection->number) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_connection_requests(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_INT_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%ui", r->connection->requests) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_nginx_version(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->len = sizeof(NGINX_VERSION) - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) NGINX_VERSION; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_hostname(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->len = ngx_cycle->hostname.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = ngx_cycle->hostname.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_pid(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_INT64_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%P", ngx_pid) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_msec(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_time_t *tp; - - p = ngx_pnalloc(r->pool, NGX_TIME_T_LEN + 4); - if (p == NULL) { - return NGX_ERROR; - } - - tp = ngx_timeofday(); - - v->len = ngx_sprintf(p, "%T.%03M", tp->sec, tp->msec) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_time_iso8601(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, ngx_cached_http_log_iso8601.len); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(p, ngx_cached_http_log_iso8601.data, - ngx_cached_http_log_iso8601.len); - - v->len = ngx_cached_http_log_iso8601.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_time_local(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, ngx_cached_http_log_time.len); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(p, ngx_cached_http_log_time.data, ngx_cached_http_log_time.len); - - v->len = ngx_cached_http_log_time.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -void * -ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map, ngx_str_t *match) -{ - void *value; - u_char *low; - size_t len; - ngx_uint_t key; - - len = match->len; - - if (len) { - low = ngx_pnalloc(r->pool, len); - if (low == NULL) { - return NULL; - } - - } else { - low = NULL; - } - - key = ngx_hash_strlow(low, match->data, len); - - value = ngx_hash_find_combined(&map->hash, key, low, len); - if (value) { - return value; - } - -#if (NGX_PCRE) - - if (len && map->nregex) { - ngx_int_t n; - ngx_uint_t i; - ngx_http_map_regex_t *reg; - - reg = map->regex; - - for (i = 0; i < map->nregex; i++) { - - n = ngx_http_regex_exec(r, reg[i].regex, match); - - if (n == NGX_OK) { - return reg[i].value; - } - - if (n == NGX_DECLINED) { - continue; - } - - /* NGX_ERROR */ - - return NULL; - } - } - -#endif - - return NULL; -} - - -#if (NGX_PCRE) - -static ngx_int_t -ngx_http_variable_not_found(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - v->not_found = 1; - return NGX_OK; -} - - -ngx_http_regex_t * -ngx_http_regex_compile(ngx_conf_t *cf, ngx_regex_compile_t *rc) -{ - u_char *p; - size_t size; - ngx_str_t name; - ngx_uint_t i, n; - ngx_http_variable_t *v; - ngx_http_regex_t *re; - ngx_http_regex_variable_t *rv; - ngx_http_core_main_conf_t *cmcf; - - rc->pool = cf->pool; - - if (ngx_regex_compile(rc) != NGX_OK) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc->err); - return NULL; - } - - re = ngx_pcalloc(cf->pool, sizeof(ngx_http_regex_t)); - if (re == NULL) { - return NULL; - } - - re->regex = rc->regex; - re->ncaptures = rc->captures; - re->name = rc->pattern; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - cmcf->ncaptures = ngx_max(cmcf->ncaptures, re->ncaptures); - - n = (ngx_uint_t) rc->named_captures; - - if (n == 0) { - return re; - } - - rv = ngx_palloc(rc->pool, n * sizeof(ngx_http_regex_variable_t)); - if (rv == NULL) { - return NULL; - } - - re->variables = rv; - re->nvariables = n; - - size = rc->name_size; - p = rc->names; - - for (i = 0; i < n; i++) { - rv[i].capture = 2 * ((p[0] << 8) + p[1]); - - name.data = &p[2]; - name.len = ngx_strlen(name.data); - - v = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); - if (v == NULL) { - return NULL; - } - - rv[i].index = ngx_http_get_variable_index(cf, &name); - if (rv[i].index == NGX_ERROR) { - return NULL; - } - - v->get_handler = ngx_http_variable_not_found; - - p += size; - } - - return re; -} - - -ngx_int_t -ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re, ngx_str_t *s) -{ - ngx_int_t rc, index; - ngx_uint_t i, n, len; - ngx_http_variable_value_t *vv; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - if (re->ncaptures) { - len = cmcf->ncaptures; - - if (r->captures == NULL || r->realloc_captures) { - r->realloc_captures = 0; - - r->captures = ngx_palloc(r->pool, len * sizeof(int)); - if (r->captures == NULL) { - return NGX_ERROR; - } - } - - } else { - len = 0; - } - - rc = ngx_regex_exec(re->regex, s, r->captures, len); - - if (rc == NGX_REGEX_NO_MATCHED) { - return NGX_DECLINED; - } - - if (rc < 0) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"", - rc, s, &re->name); - return NGX_ERROR; - } - - for (i = 0; i < re->nvariables; i++) { - - n = re->variables[i].capture; - index = re->variables[i].index; - vv = &r->variables[index]; - - vv->len = r->captures[n + 1] - r->captures[n]; - vv->valid = 1; - vv->no_cacheable = 0; - vv->not_found = 0; - vv->data = &s->data[r->captures[n]]; - -#if (NGX_DEBUG) - { - ngx_http_variable_t *v; - - v = cmcf->variables.elts; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http regex set $%V to \"%v\"", &v[index].name, vv); - } -#endif - } - - r->ncaptures = rc * 2; - r->captures_data = s->data; - - return NGX_OK; -} - -#endif - - -ngx_int_t -ngx_http_variables_add_core_vars(ngx_conf_t *cf) -{ - ngx_http_variable_t *cv, *v; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, - sizeof(ngx_hash_keys_arrays_t)); - if (cmcf->variables_keys == NULL) { - return NGX_ERROR; - } - - cmcf->variables_keys->pool = cf->pool; - cmcf->variables_keys->temp_pool = cf->pool; - - if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->prefix_variables, cf->pool, 8, - sizeof(ngx_http_variable_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (cv = ngx_http_core_variables; cv->name.len; cv++) { - v = ngx_http_add_variable(cf, &cv->name, cv->flags); - if (v == NULL) { - return NGX_ERROR; - } - - *v = *cv; - } - - return NGX_OK; -} - - -ngx_int_t -ngx_http_variables_init_vars(ngx_conf_t *cf) -{ - size_t len; - ngx_uint_t i, n; - ngx_hash_key_t *key; - ngx_hash_init_t hash; - ngx_http_variable_t *v, *av, *pv; - ngx_http_core_main_conf_t *cmcf; - - /* set the handlers for the indexed http variables */ - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - v = cmcf->variables.elts; - pv = cmcf->prefix_variables.elts; - key = cmcf->variables_keys->keys.elts; - - for (i = 0; i < cmcf->variables.nelts; i++) { - - for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { - - av = key[n].value; - - if (v[i].name.len == key[n].key.len - && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) - == 0) - { - v[i].get_handler = av->get_handler; - v[i].data = av->data; - - av->flags |= NGX_HTTP_VAR_INDEXED; - v[i].flags = av->flags; - - av->index = i; - - if (av->get_handler == NULL - || (av->flags & NGX_HTTP_VAR_WEAK)) - { - break; - } - - goto next; - } - } - - len = 0; - av = NULL; - - for (n = 0; n < cmcf->prefix_variables.nelts; n++) { - if (v[i].name.len >= pv[n].name.len && v[i].name.len > len - && ngx_strncmp(v[i].name.data, pv[n].name.data, pv[n].name.len) - == 0) - { - av = &pv[n]; - len = pv[n].name.len; - } - } - - if (av) { - v[i].get_handler = av->get_handler; - v[i].data = (uintptr_t) &v[i].name; - v[i].flags = av->flags; - - goto next; - } - - if (v[i].get_handler == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "unknown \"%V\" variable", &v[i].name); - - return NGX_ERROR; - } - - next: - continue; - } - - - for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { - av = key[n].value; - - if (av->flags & NGX_HTTP_VAR_NOHASH) { - key[n].key.data = NULL; - } - } - - - hash.hash = &cmcf->variables_hash; - hash.key = ngx_hash_key; - hash.max_size = cmcf->variables_hash_max_size; - hash.bucket_size = cmcf->variables_hash_bucket_size; - hash.name = "variables_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, - cmcf->variables_keys->keys.nelts) - != NGX_OK) - { - return NGX_ERROR; - } - - cmcf->variables_keys = NULL; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/http/ngx_http_variables.h b/src/nginx-1.18.0/src/http/ngx_http_variables.h deleted file mode 100644 index f3f7f3c..0000000 --- a/src/nginx-1.18.0/src/http/ngx_http_variables.h +++ /dev/null @@ -1,116 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_VARIABLES_H_INCLUDED_ -#define _NGX_HTTP_VARIABLES_H_INCLUDED_ - - -#include -#include -#include - - -typedef ngx_variable_value_t ngx_http_variable_value_t; - -#define ngx_http_variable(v) { sizeof(v) - 1, 1, 0, 0, 0, (u_char *) v } - -typedef struct ngx_http_variable_s ngx_http_variable_t; - -typedef void (*ngx_http_set_variable_pt) (ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -typedef ngx_int_t (*ngx_http_get_variable_pt) (ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - - -#define NGX_HTTP_VAR_CHANGEABLE 1 -#define NGX_HTTP_VAR_NOCACHEABLE 2 -#define NGX_HTTP_VAR_INDEXED 4 -#define NGX_HTTP_VAR_NOHASH 8 -#define NGX_HTTP_VAR_WEAK 16 -#define NGX_HTTP_VAR_PREFIX 32 - - -struct ngx_http_variable_s { - ngx_str_t name; /* must be first to build the hash */ - ngx_http_set_variable_pt set_handler; - ngx_http_get_variable_pt get_handler; - uintptr_t data; - ngx_uint_t flags; - ngx_uint_t index; -}; - -#define ngx_http_null_variable { ngx_null_string, NULL, NULL, 0, 0, 0 } - - -ngx_http_variable_t *ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, - ngx_uint_t flags); -ngx_int_t ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name); -ngx_http_variable_value_t *ngx_http_get_indexed_variable(ngx_http_request_t *r, - ngx_uint_t index); -ngx_http_variable_value_t *ngx_http_get_flushed_variable(ngx_http_request_t *r, - ngx_uint_t index); - -ngx_http_variable_value_t *ngx_http_get_variable(ngx_http_request_t *r, - ngx_str_t *name, ngx_uint_t key); - -ngx_int_t ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, - ngx_str_t *var, ngx_list_part_t *part, size_t prefix); - - -#if (NGX_PCRE) - -typedef struct { - ngx_uint_t capture; - ngx_int_t index; -} ngx_http_regex_variable_t; - - -typedef struct { - ngx_regex_t *regex; - ngx_uint_t ncaptures; - ngx_http_regex_variable_t *variables; - ngx_uint_t nvariables; - ngx_str_t name; -} ngx_http_regex_t; - - -typedef struct { - ngx_http_regex_t *regex; - void *value; -} ngx_http_map_regex_t; - - -ngx_http_regex_t *ngx_http_regex_compile(ngx_conf_t *cf, - ngx_regex_compile_t *rc); -ngx_int_t ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re, - ngx_str_t *s); - -#endif - - -typedef struct { - ngx_hash_combined_t hash; -#if (NGX_PCRE) - ngx_http_map_regex_t *regex; - ngx_uint_t nregex; -#endif -} ngx_http_map_t; - - -void *ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map, - ngx_str_t *match); - - -ngx_int_t ngx_http_variables_add_core_vars(ngx_conf_t *cf); -ngx_int_t ngx_http_variables_init_vars(ngx_conf_t *cf); - - -extern ngx_http_variable_value_t ngx_http_variable_null_value; -extern ngx_http_variable_value_t ngx_http_variable_true_value; - - -#endif /* _NGX_HTTP_VARIABLES_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/http/ngx_http_write_filter_module.c b/src/nginx-1.18.0/src/http/ngx_http_write_filter_module.c deleted file mode 100644 index 6a5d957..0000000 --- a/src/nginx-1.18.0/src/http/ngx_http_write_filter_module.c +++ /dev/null @@ -1,367 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static ngx_int_t ngx_http_write_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_write_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_write_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL, /* merge location configuration */ -}; - - -ngx_module_t ngx_http_write_filter_module = { - NGX_MODULE_V1, - &ngx_http_write_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -ngx_int_t -ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - off_t size, sent, nsent, limit; - ngx_uint_t last, flush, sync; - ngx_msec_t delay; - ngx_chain_t *cl, *ln, **ll, *chain; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - - if (c->error) { - return NGX_ERROR; - } - - size = 0; - flush = 0; - sync = 0; - last = 0; - ll = &r->out; - - /* find the size, the flush point and the last link of the saved chain */ - - for (cl = r->out; cl; cl = cl->next) { - ll = &cl->next; - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, c->log, 0, - "write old buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - - if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "zero size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - if (ngx_buf_size(cl->buf) < 0) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "negative size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush || cl->buf->recycled) { - flush = 1; - } - - if (cl->buf->sync) { - sync = 1; - } - - if (cl->buf->last_buf) { - last = 1; - } - } - - /* add the new chain to the existent one */ - - for (ln = in; ln; ln = ln->next) { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = ln->buf; - *ll = cl; - ll = &cl->next; - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, c->log, 0, - "write new buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - - if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "zero size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - if (ngx_buf_size(cl->buf) < 0) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "negative size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush || cl->buf->recycled) { - flush = 1; - } - - if (cl->buf->sync) { - sync = 1; - } - - if (cl->buf->last_buf) { - last = 1; - } - } - - *ll = NULL; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http write filter: l:%ui f:%ui s:%O", last, flush, size); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - /* - * avoid the output if there are no last buf, no flush point, - * there are the incoming bufs and the size of all bufs - * is smaller than "postpone_output" directive - */ - - if (!last && !flush && in && size < (off_t) clcf->postpone_output) { - return NGX_OK; - } - - if (c->write->delayed) { - c->buffered |= NGX_HTTP_WRITE_BUFFERED; - return NGX_AGAIN; - } - - if (size == 0 - && !(c->buffered & NGX_LOWLEVEL_BUFFERED) - && !(last && c->need_last_buf)) - { - if (last || flush || sync) { - for (cl = r->out; cl; /* void */) { - ln = cl; - cl = cl->next; - ngx_free_chain(r->pool, ln); - } - - r->out = NULL; - c->buffered &= ~NGX_HTTP_WRITE_BUFFERED; - - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "the http output chain is empty"); - - ngx_debug_point(); - - return NGX_ERROR; - } - - if (!r->limit_rate_set) { - r->limit_rate = ngx_http_complex_value_size(r, clcf->limit_rate, 0); - r->limit_rate_set = 1; - } - - if (r->limit_rate) { - - if (!r->limit_rate_after_set) { - r->limit_rate_after = ngx_http_complex_value_size(r, - clcf->limit_rate_after, 0); - r->limit_rate_after_set = 1; - } - - limit = (off_t) r->limit_rate * (ngx_time() - r->start_sec + 1) - - (c->sent - r->limit_rate_after); - - if (limit <= 0) { - c->write->delayed = 1; - delay = (ngx_msec_t) (- limit * 1000 / r->limit_rate + 1); - ngx_add_timer(c->write, delay); - - c->buffered |= NGX_HTTP_WRITE_BUFFERED; - - return NGX_AGAIN; - } - - if (clcf->sendfile_max_chunk - && (off_t) clcf->sendfile_max_chunk < limit) - { - limit = clcf->sendfile_max_chunk; - } - - } else { - limit = clcf->sendfile_max_chunk; - } - - sent = c->sent; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http write filter limit %O", limit); - - chain = c->send_chain(c, r->out, limit); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http write filter %p", chain); - - if (chain == NGX_CHAIN_ERROR) { - c->error = 1; - return NGX_ERROR; - } - - if (r->limit_rate) { - - nsent = c->sent; - - if (r->limit_rate_after) { - - sent -= r->limit_rate_after; - if (sent < 0) { - sent = 0; - } - - nsent -= r->limit_rate_after; - if (nsent < 0) { - nsent = 0; - } - } - - delay = (ngx_msec_t) ((nsent - sent) * 1000 / r->limit_rate); - - if (delay > 0) { - limit = 0; - c->write->delayed = 1; - ngx_add_timer(c->write, delay); - } - } - - if (limit - && c->write->ready - && c->sent - sent >= limit - (off_t) (2 * ngx_pagesize)) - { - c->write->delayed = 1; - ngx_add_timer(c->write, 1); - } - - for (cl = r->out; cl && cl != chain; /* void */) { - ln = cl; - cl = cl->next; - ngx_free_chain(r->pool, ln); - } - - r->out = chain; - - if (chain) { - c->buffered |= NGX_HTTP_WRITE_BUFFERED; - return NGX_AGAIN; - } - - c->buffered &= ~NGX_HTTP_WRITE_BUFFERED; - - if ((c->buffered & NGX_LOWLEVEL_BUFFERED) && r->postponed == NULL) { - return NGX_AGAIN; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_write_filter_init(ngx_conf_t *cf) -{ - ngx_http_top_body_filter = ngx_http_write_filter; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2.c b/src/nginx-1.18.0/src/http/v2/ngx_http_v2.c deleted file mode 100644 index 8b0fc53..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2.c +++ /dev/null @@ -1,4795 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include -#include -#include -#include - - -typedef struct { - ngx_str_t name; - ngx_uint_t offset; - ngx_uint_t hash; - ngx_http_header_t *hh; -} ngx_http_v2_parse_header_t; - - -/* errors */ -#define NGX_HTTP_V2_NO_ERROR 0x0 -#define NGX_HTTP_V2_PROTOCOL_ERROR 0x1 -#define NGX_HTTP_V2_INTERNAL_ERROR 0x2 -#define NGX_HTTP_V2_FLOW_CTRL_ERROR 0x3 -#define NGX_HTTP_V2_SETTINGS_TIMEOUT 0x4 -#define NGX_HTTP_V2_STREAM_CLOSED 0x5 -#define NGX_HTTP_V2_SIZE_ERROR 0x6 -#define NGX_HTTP_V2_REFUSED_STREAM 0x7 -#define NGX_HTTP_V2_CANCEL 0x8 -#define NGX_HTTP_V2_COMP_ERROR 0x9 -#define NGX_HTTP_V2_CONNECT_ERROR 0xa -#define NGX_HTTP_V2_ENHANCE_YOUR_CALM 0xb -#define NGX_HTTP_V2_INADEQUATE_SECURITY 0xc -#define NGX_HTTP_V2_HTTP_1_1_REQUIRED 0xd - -/* frame sizes */ -#define NGX_HTTP_V2_SETTINGS_ACK_SIZE 0 -#define NGX_HTTP_V2_RST_STREAM_SIZE 4 -#define NGX_HTTP_V2_PRIORITY_SIZE 5 -#define NGX_HTTP_V2_PING_SIZE 8 -#define NGX_HTTP_V2_GOAWAY_SIZE 8 -#define NGX_HTTP_V2_WINDOW_UPDATE_SIZE 4 - -#define NGX_HTTP_V2_SETTINGS_PARAM_SIZE 6 - -/* settings fields */ -#define NGX_HTTP_V2_HEADER_TABLE_SIZE_SETTING 0x1 -#define NGX_HTTP_V2_ENABLE_PUSH_SETTING 0x2 -#define NGX_HTTP_V2_MAX_STREAMS_SETTING 0x3 -#define NGX_HTTP_V2_INIT_WINDOW_SIZE_SETTING 0x4 -#define NGX_HTTP_V2_MAX_FRAME_SIZE_SETTING 0x5 - -#define NGX_HTTP_V2_FRAME_BUFFER_SIZE 24 - -#define NGX_HTTP_V2_ROOT (void *) -1 - - -static void ngx_http_v2_read_handler(ngx_event_t *rev); -static void ngx_http_v2_write_handler(ngx_event_t *wev); -static void ngx_http_v2_handle_connection(ngx_http_v2_connection_t *h2c); - -static u_char *ngx_http_v2_state_proxy_protocol(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_preface(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_preface_end(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_head(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_data(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_read_data(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_headers(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_header_block(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_len(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_huff(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_raw(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_skip(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_process_header(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_header_complete(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_handle_continuation(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end, ngx_http_v2_handler_pt handler); -static u_char *ngx_http_v2_state_priority(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_rst_stream(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_settings(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_settings_params(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_push_promise(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_ping(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_goaway(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_window_update(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_continuation(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_complete(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_skip_padded(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_skip(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_save(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end, ngx_http_v2_handler_pt handler); -static u_char *ngx_http_v2_state_headers_save(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end, ngx_http_v2_handler_pt handler); -static u_char *ngx_http_v2_connection_error(ngx_http_v2_connection_t *h2c, - ngx_uint_t err); - -static ngx_int_t ngx_http_v2_parse_int(ngx_http_v2_connection_t *h2c, - u_char **pos, u_char *end, ngx_uint_t prefix); - -static ngx_http_v2_stream_t *ngx_http_v2_create_stream( - ngx_http_v2_connection_t *h2c, ngx_uint_t push); -static ngx_http_v2_node_t *ngx_http_v2_get_node_by_id( - ngx_http_v2_connection_t *h2c, ngx_uint_t sid, ngx_uint_t alloc); -static ngx_http_v2_node_t *ngx_http_v2_get_closed_node( - ngx_http_v2_connection_t *h2c); -#define ngx_http_v2_index_size(h2scf) (h2scf->streams_index_mask + 1) -#define ngx_http_v2_index(h2scf, sid) ((sid >> 1) & h2scf->streams_index_mask) - -static ngx_int_t ngx_http_v2_send_settings(ngx_http_v2_connection_t *h2c); -static ngx_int_t ngx_http_v2_settings_frame_handler( - ngx_http_v2_connection_t *h2c, ngx_http_v2_out_frame_t *frame); -static ngx_int_t ngx_http_v2_send_window_update(ngx_http_v2_connection_t *h2c, - ngx_uint_t sid, size_t window); -static ngx_int_t ngx_http_v2_send_rst_stream(ngx_http_v2_connection_t *h2c, - ngx_uint_t sid, ngx_uint_t status); -static ngx_int_t ngx_http_v2_send_goaway(ngx_http_v2_connection_t *h2c, - ngx_uint_t status); - -static ngx_http_v2_out_frame_t *ngx_http_v2_get_frame( - ngx_http_v2_connection_t *h2c, size_t length, ngx_uint_t type, - u_char flags, ngx_uint_t sid); -static ngx_int_t ngx_http_v2_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame); - -static ngx_int_t ngx_http_v2_validate_header(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_pseudo_header(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_parse_path(ngx_http_request_t *r, - ngx_str_t *value); -static ngx_int_t ngx_http_v2_parse_method(ngx_http_request_t *r, - ngx_str_t *value); -static ngx_int_t ngx_http_v2_parse_scheme(ngx_http_request_t *r, - ngx_str_t *value); -static ngx_int_t ngx_http_v2_parse_authority(ngx_http_request_t *r, - ngx_str_t *value); -static ngx_int_t ngx_http_v2_parse_header(ngx_http_request_t *r, - ngx_http_v2_parse_header_t *header, ngx_str_t *value); -static ngx_int_t ngx_http_v2_construct_request_line(ngx_http_request_t *r); -static ngx_int_t ngx_http_v2_cookie(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_construct_cookie_header(ngx_http_request_t *r); -static void ngx_http_v2_run_request(ngx_http_request_t *r); -static void ngx_http_v2_run_request_handler(ngx_event_t *ev); -static ngx_int_t ngx_http_v2_process_request_body(ngx_http_request_t *r, - u_char *pos, size_t size, ngx_uint_t last); -static ngx_int_t ngx_http_v2_filter_request_body(ngx_http_request_t *r); -static void ngx_http_v2_read_client_request_body_handler(ngx_http_request_t *r); - -static ngx_int_t ngx_http_v2_terminate_stream(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream, ngx_uint_t status); -static void ngx_http_v2_close_stream_handler(ngx_event_t *ev); -static void ngx_http_v2_retry_close_stream_handler(ngx_event_t *ev); -static void ngx_http_v2_handle_connection_handler(ngx_event_t *rev); -static void ngx_http_v2_idle_handler(ngx_event_t *rev); -static void ngx_http_v2_finalize_connection(ngx_http_v2_connection_t *h2c, - ngx_uint_t status); - -static ngx_int_t ngx_http_v2_adjust_windows(ngx_http_v2_connection_t *h2c, - ssize_t delta); -static void ngx_http_v2_set_dependency(ngx_http_v2_connection_t *h2c, - ngx_http_v2_node_t *node, ngx_uint_t depend, ngx_uint_t exclusive); -static void ngx_http_v2_node_children_update(ngx_http_v2_node_t *node); - -static void ngx_http_v2_pool_cleanup(void *data); - - -static ngx_http_v2_handler_pt ngx_http_v2_frame_states[] = { - ngx_http_v2_state_data, /* NGX_HTTP_V2_DATA_FRAME */ - ngx_http_v2_state_headers, /* NGX_HTTP_V2_HEADERS_FRAME */ - ngx_http_v2_state_priority, /* NGX_HTTP_V2_PRIORITY_FRAME */ - ngx_http_v2_state_rst_stream, /* NGX_HTTP_V2_RST_STREAM_FRAME */ - ngx_http_v2_state_settings, /* NGX_HTTP_V2_SETTINGS_FRAME */ - ngx_http_v2_state_push_promise, /* NGX_HTTP_V2_PUSH_PROMISE_FRAME */ - ngx_http_v2_state_ping, /* NGX_HTTP_V2_PING_FRAME */ - ngx_http_v2_state_goaway, /* NGX_HTTP_V2_GOAWAY_FRAME */ - ngx_http_v2_state_window_update, /* NGX_HTTP_V2_WINDOW_UPDATE_FRAME */ - ngx_http_v2_state_continuation /* NGX_HTTP_V2_CONTINUATION_FRAME */ -}; - -#define NGX_HTTP_V2_FRAME_STATES \ - (sizeof(ngx_http_v2_frame_states) / sizeof(ngx_http_v2_handler_pt)) - - -static ngx_http_v2_parse_header_t ngx_http_v2_parse_headers[] = { - { ngx_string("host"), - offsetof(ngx_http_headers_in_t, host), 0, NULL }, - - { ngx_string("accept-encoding"), - offsetof(ngx_http_headers_in_t, accept_encoding), 0, NULL }, - - { ngx_string("accept-language"), - offsetof(ngx_http_headers_in_t, accept_language), 0, NULL }, - - { ngx_string("user-agent"), - offsetof(ngx_http_headers_in_t, user_agent), 0, NULL }, - - { ngx_null_string, 0, 0, NULL } -}; - - -void -ngx_http_v2_init(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_pool_cleanup_t *cln; - ngx_http_connection_t *hc; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_main_conf_t *h2mcf; - ngx_http_v2_connection_t *h2c; - - c = rev->data; - hc = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "init http2 connection"); - - c->log->action = "processing HTTP/2 connection"; - - h2mcf = ngx_http_get_module_main_conf(hc->conf_ctx, ngx_http_v2_module); - - if (h2mcf->recv_buffer == NULL) { - h2mcf->recv_buffer = ngx_palloc(ngx_cycle->pool, - h2mcf->recv_buffer_size); - if (h2mcf->recv_buffer == NULL) { - ngx_http_close_connection(c); - return; - } - } - - h2c = ngx_pcalloc(c->pool, sizeof(ngx_http_v2_connection_t)); - if (h2c == NULL) { - ngx_http_close_connection(c); - return; - } - - h2c->connection = c; - h2c->http_connection = hc; - - h2c->send_window = NGX_HTTP_V2_DEFAULT_WINDOW; - h2c->recv_window = NGX_HTTP_V2_MAX_WINDOW; - - h2c->init_window = NGX_HTTP_V2_DEFAULT_WINDOW; - - h2c->frame_size = NGX_HTTP_V2_DEFAULT_FRAME_SIZE; - - h2scf = ngx_http_get_module_srv_conf(hc->conf_ctx, ngx_http_v2_module); - - h2c->concurrent_pushes = h2scf->concurrent_pushes; - h2c->priority_limit = h2scf->concurrent_streams; - - h2c->pool = ngx_create_pool(h2scf->pool_size, h2c->connection->log); - if (h2c->pool == NULL) { - ngx_http_close_connection(c); - return; - } - - cln = ngx_pool_cleanup_add(c->pool, 0); - if (cln == NULL) { - ngx_http_close_connection(c); - return; - } - - cln->handler = ngx_http_v2_pool_cleanup; - cln->data = h2c; - - h2c->streams_index = ngx_pcalloc(c->pool, ngx_http_v2_index_size(h2scf) - * sizeof(ngx_http_v2_node_t *)); - if (h2c->streams_index == NULL) { - ngx_http_close_connection(c); - return; - } - - if (ngx_http_v2_send_settings(h2c) == NGX_ERROR) { - ngx_http_close_connection(c); - return; - } - - if (ngx_http_v2_send_window_update(h2c, 0, NGX_HTTP_V2_MAX_WINDOW - - NGX_HTTP_V2_DEFAULT_WINDOW) - == NGX_ERROR) - { - ngx_http_close_connection(c); - return; - } - - h2c->state.handler = hc->proxy_protocol ? ngx_http_v2_state_proxy_protocol - : ngx_http_v2_state_preface; - - ngx_queue_init(&h2c->waiting); - ngx_queue_init(&h2c->dependencies); - ngx_queue_init(&h2c->closed); - - c->data = h2c; - - rev->handler = ngx_http_v2_read_handler; - c->write->handler = ngx_http_v2_write_handler; - - c->idle = 1; - - ngx_http_v2_read_handler(rev); -} - - -static void -ngx_http_v2_read_handler(ngx_event_t *rev) -{ - u_char *p, *end; - size_t available; - ssize_t n; - ngx_connection_t *c; - ngx_http_v2_main_conf_t *h2mcf; - ngx_http_v2_connection_t *h2c; - - c = rev->data; - h2c = c->data; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http2 read handler"); - - h2c->blocked = 1; - - if (c->close) { - c->close = 0; - - if (c->error) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - if (!h2c->goaway) { - h2c->goaway = 1; - - if (ngx_http_v2_send_goaway(h2c, NGX_HTTP_V2_NO_ERROR) - == NGX_ERROR) - { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - if (ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - } - - h2c->blocked = 0; - - return; - } - - h2mcf = ngx_http_get_module_main_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - available = h2mcf->recv_buffer_size - 2 * NGX_HTTP_V2_STATE_BUFFER_SIZE; - - do { - p = h2mcf->recv_buffer; - - ngx_memcpy(p, h2c->state.buffer, NGX_HTTP_V2_STATE_BUFFER_SIZE); - end = p + h2c->state.buffer_used; - - n = c->recv(c, end, available); - - if (n == NGX_AGAIN) { - break; - } - - if (n == 0 - && (h2c->state.incomplete || h2c->processing || h2c->pushing)) - { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client prematurely closed connection"); - } - - if (n == 0 || n == NGX_ERROR) { - c->error = 1; - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - end += n; - - h2c->state.buffer_used = 0; - h2c->state.incomplete = 0; - - do { - p = h2c->state.handler(h2c, p, end); - - if (p == NULL) { - return; - } - - } while (p != end); - - h2c->total_bytes += n; - - if (h2c->total_bytes / 8 > h2c->payload_bytes + 1048576) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, "http2 flood detected"); - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_NO_ERROR); - return; - } - - } while (rev->ready); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - return; - } - - if (h2c->last_out && ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - h2c->blocked = 0; - - if (h2c->processing || h2c->pushing) { - if (rev->timer_set) { - ngx_del_timer(rev); - } - - return; - } - - ngx_http_v2_handle_connection(h2c); -} - - -static void -ngx_http_v2_write_handler(ngx_event_t *wev) -{ - ngx_int_t rc; - ngx_connection_t *c; - ngx_http_v2_connection_t *h2c; - - c = wev->data; - h2c = c->data; - - if (wev->timedout) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http2 write event timed out"); - c->error = 1; - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http2 write handler"); - - if (h2c->last_out == NULL && !c->buffered) { - - if (wev->timer_set) { - ngx_del_timer(wev); - } - - ngx_http_v2_handle_connection(h2c); - return; - } - - h2c->blocked = 1; - - rc = ngx_http_v2_send_output_queue(h2c); - - if (rc == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - h2c->blocked = 0; - - if (rc == NGX_AGAIN) { - return; - } - - ngx_http_v2_handle_connection(h2c); -} - - -ngx_int_t -ngx_http_v2_send_output_queue(ngx_http_v2_connection_t *h2c) -{ - int tcp_nodelay; - ngx_chain_t *cl; - ngx_event_t *wev; - ngx_connection_t *c; - ngx_http_v2_out_frame_t *out, *frame, *fn; - ngx_http_core_loc_conf_t *clcf; - - c = h2c->connection; - wev = c->write; - - if (c->error) { - goto error; - } - - if (!wev->ready) { - return NGX_AGAIN; - } - - cl = NULL; - out = NULL; - - for (frame = h2c->last_out; frame; frame = fn) { - frame->last->next = cl; - cl = frame->first; - - fn = frame->next; - frame->next = out; - out = frame; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http2 frame out: %p sid:%ui bl:%d len:%uz", - out, out->stream ? out->stream->node->id : 0, - out->blocked, out->length); - } - - cl = c->send_chain(c, cl, 0); - - if (cl == NGX_CHAIN_ERROR) { - goto error; - } - - clcf = ngx_http_get_module_loc_conf(h2c->http_connection->conf_ctx, - ngx_http_core_module); - - if (ngx_handle_write_event(wev, clcf->send_lowat) != NGX_OK) { - goto error; - } - - if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { - if (ngx_tcp_push(c->fd) == -1) { - ngx_connection_error(c, ngx_socket_errno, ngx_tcp_push_n " failed"); - goto error; - } - - c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; - tcp_nodelay = ngx_tcp_nodelay_and_tcp_nopush ? 1 : 0; - - } else { - tcp_nodelay = 1; - } - - if (tcp_nodelay && clcf->tcp_nodelay && ngx_tcp_nodelay(c) != NGX_OK) { - goto error; - } - - for ( /* void */ ; out; out = fn) { - fn = out->next; - - if (out->handler(h2c, out) != NGX_OK) { - out->blocked = 1; - break; - } - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http2 frame sent: %p sid:%ui bl:%d len:%uz", - out, out->stream ? out->stream->node->id : 0, - out->blocked, out->length); - } - - frame = NULL; - - for ( /* void */ ; out; out = fn) { - fn = out->next; - out->next = frame; - frame = out; - } - - h2c->last_out = frame; - - if (!wev->ready) { - ngx_add_timer(wev, clcf->send_timeout); - return NGX_AGAIN; - } - - if (wev->timer_set) { - ngx_del_timer(wev); - } - - return NGX_OK; - -error: - - c->error = 1; - - if (!h2c->blocked) { - ngx_post_event(wev, &ngx_posted_events); - } - - return NGX_ERROR; -} - - -static void -ngx_http_v2_handle_connection(ngx_http_v2_connection_t *h2c) -{ - ngx_int_t rc; - ngx_connection_t *c; - ngx_http_v2_srv_conf_t *h2scf; - - if (h2c->last_out || h2c->processing || h2c->pushing) { - return; - } - - c = h2c->connection; - - if (c->error) { - ngx_http_close_connection(c); - return; - } - - if (c->buffered) { - h2c->blocked = 1; - - rc = ngx_http_v2_send_output_queue(h2c); - - h2c->blocked = 0; - - if (rc == NGX_ERROR) { - ngx_http_close_connection(c); - return; - } - - if (rc == NGX_AGAIN) { - return; - } - - /* rc == NGX_OK */ - } - - if (h2c->goaway) { - ngx_http_close_connection(c); - return; - } - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - if (h2c->state.incomplete) { - ngx_add_timer(c->read, h2scf->recv_timeout); - return; - } - - ngx_destroy_pool(h2c->pool); - - h2c->pool = NULL; - h2c->free_frames = NULL; - h2c->frames = 0; - h2c->free_fake_connections = NULL; - -#if (NGX_HTTP_SSL) - if (c->ssl) { - ngx_ssl_free_buffer(c); - } -#endif - - c->destroyed = 1; - ngx_reusable_connection(c, 1); - - c->write->handler = ngx_http_empty_handler; - c->read->handler = ngx_http_v2_idle_handler; - - if (c->write->timer_set) { - ngx_del_timer(c->write); - } - - ngx_add_timer(c->read, h2scf->idle_timeout); -} - - -static u_char * -ngx_http_v2_state_proxy_protocol(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_t *log; - - log = h2c->connection->log; - log->action = "reading PROXY protocol"; - - pos = ngx_proxy_protocol_read(h2c->connection, pos, end); - - log->action = "processing HTTP/2 connection"; - - if (pos == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - return ngx_http_v2_state_preface(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_preface(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - static const u_char preface[] = "PRI * HTTP/2.0\r\n"; - - if ((size_t) (end - pos) < sizeof(preface) - 1) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_preface); - } - - if (ngx_memcmp(pos, preface, sizeof(preface) - 1) != 0) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "invalid http2 connection preface \"%*s\"", - sizeof(preface) - 1, pos); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - return ngx_http_v2_state_preface_end(h2c, pos + sizeof(preface) - 1, end); -} - - -static u_char * -ngx_http_v2_state_preface_end(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - static const u_char preface[] = "\r\nSM\r\n\r\n"; - - if ((size_t) (end - pos) < sizeof(preface) - 1) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_preface_end); - } - - if (ngx_memcmp(pos, preface, sizeof(preface) - 1) != 0) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "invalid http2 connection preface \"%*s\"", - sizeof(preface) - 1, pos); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 preface verified"); - - return ngx_http_v2_state_head(h2c, pos + sizeof(preface) - 1, end); -} - - -static u_char * -ngx_http_v2_state_head(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - uint32_t head; - ngx_uint_t type; - - if (end - pos < NGX_HTTP_V2_FRAME_HEADER_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_head); - } - - head = ngx_http_v2_parse_uint32(pos); - - h2c->state.length = ngx_http_v2_parse_length(head); - h2c->state.flags = pos[4]; - - h2c->state.sid = ngx_http_v2_parse_sid(&pos[5]); - - pos += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - type = ngx_http_v2_parse_type(head); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame type:%ui f:%Xd l:%uz sid:%ui", - type, h2c->state.flags, h2c->state.length, h2c->state.sid); - - if (type >= NGX_HTTP_V2_FRAME_STATES) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent frame with unknown type %ui", type); - return ngx_http_v2_state_skip(h2c, pos, end); - } - - return ngx_http_v2_frame_states[type](h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_data(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - size_t size; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - - size = h2c->state.length; - - if (h2c->state.flags & NGX_HTTP_V2_PADDED_FLAG) { - - if (h2c->state.length == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent padded DATA frame " - "with incorrect length: 0"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos == 0) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_data); - } - - h2c->state.padding = *pos++; - - if (h2c->state.padding >= size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent padded DATA frame " - "with incorrect length: %uz, padding: %uz", - size, h2c->state.padding); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->state.length -= 1 + h2c->state.padding; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 DATA frame"); - - if (size > h2c->recv_window) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated connection flow control: " - "received DATA frame length %uz, available window %uz", - size, h2c->recv_window); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_FLOW_CTRL_ERROR); - } - - h2c->recv_window -= size; - - if (h2c->recv_window < NGX_HTTP_V2_MAX_WINDOW / 4) { - - if (ngx_http_v2_send_window_update(h2c, 0, NGX_HTTP_V2_MAX_WINDOW - - h2c->recv_window) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->recv_window = NGX_HTTP_V2_MAX_WINDOW; - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 0); - - if (node == NULL || node->stream == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "unknown http2 stream"); - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - stream = node->stream; - - if (size > stream->recv_window) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated flow control for stream %ui: " - "received DATA frame length %uz, available window %uz", - node->id, size, stream->recv_window); - - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_FLOW_CTRL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - stream->recv_window -= size; - - if (stream->no_flow_control - && stream->recv_window < NGX_HTTP_V2_MAX_WINDOW / 4) - { - if (ngx_http_v2_send_window_update(h2c, node->id, - NGX_HTTP_V2_MAX_WINDOW - - stream->recv_window) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - stream->recv_window = NGX_HTTP_V2_MAX_WINDOW; - } - - if (stream->in_closed) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent DATA frame for half-closed stream %ui", - node->id); - - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_STREAM_CLOSED) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - h2c->state.stream = stream; - - return ngx_http_v2_state_read_data(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_read_data(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - ngx_buf_t *buf; - ngx_int_t rc; - ngx_http_request_t *r; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - stream = h2c->state.stream; - - if (stream == NULL) { - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - if (stream->skip_data) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "skipping http2 DATA frame"); - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - r = stream->request; - - if (r->reading_body && !r->request_body_no_buffering) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "skipping http2 DATA frame"); - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - size = end - pos; - - if (size >= h2c->state.length) { - size = h2c->state.length; - stream->in_closed = h2c->state.flags & NGX_HTTP_V2_END_STREAM_FLAG; - } - - h2c->payload_bytes += size; - - if (r->request_body) { - rc = ngx_http_v2_process_request_body(r, pos, size, stream->in_closed); - - if (rc != NGX_OK) { - stream->skip_data = 1; - ngx_http_finalize_request(r, rc); - } - - } else if (size) { - buf = stream->preread; - - if (buf == NULL) { - h2scf = ngx_http_get_module_srv_conf(r, ngx_http_v2_module); - - buf = ngx_create_temp_buf(r->pool, h2scf->preread_size); - if (buf == NULL) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - stream->preread = buf; - } - - if (size > (size_t) (buf->end - buf->last)) { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "http2 preread buffer overflow"); - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - buf->last = ngx_cpymem(buf->last, pos, size); - } - - pos += size; - h2c->state.length -= size; - - if (h2c->state.length) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_read_data); - } - - if (h2c->state.padding) { - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_headers(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - ngx_uint_t padded, priority, depend, dependency, excl, weight; - ngx_uint_t status; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - padded = h2c->state.flags & NGX_HTTP_V2_PADDED_FLAG; - priority = h2c->state.flags & NGX_HTTP_V2_PRIORITY_FLAG; - - size = 0; - - if (padded) { - size++; - } - - if (priority) { - size += sizeof(uint32_t) + 1; - } - - if (h2c->state.length < size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (h2c->state.length == size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame with empty header block"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (h2c->goaway) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "skipping http2 HEADERS frame"); - return ngx_http_v2_state_skip(h2c, pos, end); - } - - if ((size_t) (end - pos) < size) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_headers); - } - - h2c->state.length -= size; - - if (padded) { - h2c->state.padding = *pos++; - - if (h2c->state.padding > h2c->state.length) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent padded HEADERS frame " - "with incorrect length: %uz, padding: %uz", - h2c->state.length, h2c->state.padding); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->state.length -= h2c->state.padding; - } - - depend = 0; - excl = 0; - weight = NGX_HTTP_V2_DEFAULT_WEIGHT; - - if (priority) { - dependency = ngx_http_v2_parse_uint32(pos); - - depend = dependency & 0x7fffffff; - excl = dependency >> 31; - weight = pos[4] + 1; - - pos += sizeof(uint32_t) + 1; - } - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 HEADERS frame sid:%ui " - "depends on %ui excl:%ui weight:%ui", - h2c->state.sid, depend, excl, weight); - - if (h2c->state.sid % 2 == 0 || h2c->state.sid <= h2c->last_sid) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame with incorrect identifier " - "%ui, the last was %ui", h2c->state.sid, h2c->last_sid); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - if (depend == h2c->state.sid) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame for stream %ui " - "with incorrect dependency", h2c->state.sid); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->last_sid = h2c->state.sid; - - h2c->state.pool = ngx_create_pool(1024, h2c->connection->log); - if (h2c->state.pool == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - h2c->state.header_limit = h2scf->max_header_size; - - if (h2c->processing >= h2scf->concurrent_streams) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "concurrent streams exceeded %ui", h2c->processing); - - status = NGX_HTTP_V2_REFUSED_STREAM; - goto rst_stream; - } - - if (!h2c->settings_ack - && !(h2c->state.flags & NGX_HTTP_V2_END_STREAM_FLAG) - && h2scf->preread_size < NGX_HTTP_V2_DEFAULT_WINDOW) - { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent stream with data " - "before settings were acknowledged"); - - status = NGX_HTTP_V2_REFUSED_STREAM; - goto rst_stream; - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 1); - - if (node == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - if (node->parent) { - ngx_queue_remove(&node->reuse); - h2c->closed_nodes--; - } - - stream = ngx_http_v2_create_stream(h2c, 0); - if (stream == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.stream = stream; - - stream->pool = h2c->state.pool; - h2c->state.keep_pool = 1; - - stream->request->request_length = h2c->state.length; - - stream->in_closed = h2c->state.flags & NGX_HTTP_V2_END_STREAM_FLAG; - stream->node = node; - - node->stream = stream; - - if (priority || node->parent == NULL) { - node->weight = weight; - ngx_http_v2_set_dependency(h2c, node, depend, excl); - } - - if (h2c->connection->requests >= h2scf->max_requests) { - h2c->goaway = 1; - - if (ngx_http_v2_send_goaway(h2c, NGX_HTTP_V2_NO_ERROR) == NGX_ERROR) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - } - - return ngx_http_v2_state_header_block(h2c, pos, end); - -rst_stream: - - if (ngx_http_v2_send_rst_stream(h2c, h2c->state.sid, status) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_header_block(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_header_block(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - u_char ch; - ngx_int_t value; - ngx_uint_t indexed, size_update, prefix; - - if (end - pos < 1) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_header_block); - } - - if (!(h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) - && h2c->state.length < NGX_HTTP_V2_INT_OCTETS) - { - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_header_block); - } - - size_update = 0; - indexed = 0; - - ch = *pos; - - if (ch >= (1 << 7)) { - /* indexed header field */ - indexed = 1; - prefix = ngx_http_v2_prefix(7); - - } else if (ch >= (1 << 6)) { - /* literal header field with incremental indexing */ - h2c->state.index = 1; - prefix = ngx_http_v2_prefix(6); - - } else if (ch >= (1 << 5)) { - /* dynamic table size update */ - size_update = 1; - prefix = ngx_http_v2_prefix(5); - - } else if (ch >= (1 << 4)) { - /* literal header field never indexed */ - prefix = ngx_http_v2_prefix(4); - - } else { - /* literal header field without indexing */ - prefix = ngx_http_v2_prefix(4); - } - - value = ngx_http_v2_parse_int(h2c, &pos, end, prefix); - - if (value < 0) { - if (value == NGX_AGAIN) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_header_block); - } - - if (value == NGX_DECLINED) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with too long %s value", - size_update ? "size update" : "header index"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (indexed) { - if (ngx_http_v2_get_indexed_header(h2c, value, 0) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (size_update) { - if (ngx_http_v2_table_size(h2c, value) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - - if (value == 0) { - h2c->state.parse_name = 1; - - } else if (ngx_http_v2_get_indexed_header(h2c, value, 1) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - h2c->state.parse_value = 1; - - return ngx_http_v2_state_field_len(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_field_len(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t alloc; - ngx_int_t len; - ngx_uint_t huff; - ngx_http_v2_srv_conf_t *h2scf; - - if (!(h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) - && h2c->state.length < NGX_HTTP_V2_INT_OCTETS) - { - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_len); - } - - if (h2c->state.length < 1) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < 1) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_len); - } - - huff = *pos >> 7; - len = ngx_http_v2_parse_int(h2c, &pos, end, ngx_http_v2_prefix(7)); - - if (len < 0) { - if (len == NGX_AGAIN) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_len); - } - - if (len == NGX_DECLINED) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with too long length value"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 %s string, len:%i", - huff ? "encoded" : "raw", len); - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - if ((size_t) len > h2scf->max_field_size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client exceeded http2_max_field_size limit"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_ENHANCE_YOUR_CALM); - } - - h2c->state.field_rest = len; - - if (h2c->state.stream == NULL && !h2c->state.index) { - return ngx_http_v2_state_field_skip(h2c, pos, end); - } - - alloc = (huff ? len * 8 / 5 : len) + 1; - - h2c->state.field_start = ngx_pnalloc(h2c->state.pool, alloc); - if (h2c->state.field_start == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.field_end = h2c->state.field_start; - - if (huff) { - return ngx_http_v2_state_field_huff(h2c, pos, end); - } - - return ngx_http_v2_state_field_raw(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_field_huff(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - - size = end - pos; - - if (size > h2c->state.field_rest) { - size = h2c->state.field_rest; - } - - if (size > h2c->state.length) { - size = h2c->state.length; - } - - h2c->state.length -= size; - h2c->state.field_rest -= size; - - if (ngx_http_v2_huff_decode(&h2c->state.field_state, pos, size, - &h2c->state.field_end, - h2c->state.field_rest == 0, - h2c->connection->log) - != NGX_OK) - { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent invalid encoded header field"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - pos += size; - - if (h2c->state.field_rest == 0) { - *h2c->state.field_end = '\0'; - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (h2c->state.length) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_huff); - } - - if (h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_huff); -} - - -static u_char * -ngx_http_v2_state_field_raw(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - - size = end - pos; - - if (size > h2c->state.field_rest) { - size = h2c->state.field_rest; - } - - if (size > h2c->state.length) { - size = h2c->state.length; - } - - h2c->state.length -= size; - h2c->state.field_rest -= size; - - h2c->state.field_end = ngx_cpymem(h2c->state.field_end, pos, size); - - pos += size; - - if (h2c->state.field_rest == 0) { - *h2c->state.field_end = '\0'; - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (h2c->state.length) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_raw); - } - - if (h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_raw); -} - - -static u_char * -ngx_http_v2_state_field_skip(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - - size = end - pos; - - if (size > h2c->state.field_rest) { - size = h2c->state.field_rest; - } - - if (size > h2c->state.length) { - size = h2c->state.length; - } - - h2c->state.length -= size; - h2c->state.field_rest -= size; - - pos += size; - - if (h2c->state.field_rest == 0) { - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (h2c->state.length) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_field_skip); - } - - if (h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_skip); -} - - -static u_char * -ngx_http_v2_state_process_header(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t len; - ngx_int_t rc; - ngx_table_elt_t *h; - ngx_http_header_t *hh; - ngx_http_request_t *r; - ngx_http_v2_header_t *header; - ngx_http_core_srv_conf_t *cscf; - ngx_http_core_main_conf_t *cmcf; - - static ngx_str_t cookie = ngx_string("cookie"); - - header = &h2c->state.header; - - if (h2c->state.parse_name) { - h2c->state.parse_name = 0; - - header->name.len = h2c->state.field_end - h2c->state.field_start; - header->name.data = h2c->state.field_start; - - if (header->name.len == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent zero header name length"); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - return ngx_http_v2_state_field_len(h2c, pos, end); - } - - if (h2c->state.parse_value) { - h2c->state.parse_value = 0; - - header->value.len = h2c->state.field_end - h2c->state.field_start; - header->value.data = h2c->state.field_start; - } - - len = header->name.len + header->value.len; - - if (len > h2c->state.header_limit) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client exceeded http2_max_header_size limit"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_ENHANCE_YOUR_CALM); - } - - h2c->state.header_limit -= len; - - if (h2c->state.index) { - if (ngx_http_v2_add_header(h2c, header) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.index = 0; - } - - if (h2c->state.stream == NULL) { - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - - r = h2c->state.stream->request; - - /* TODO Optimization: validate headers while parsing. */ - if (ngx_http_v2_validate_header(r, header) != NGX_OK) { - if (ngx_http_v2_terminate_stream(h2c, h2c->state.stream, - NGX_HTTP_V2_PROTOCOL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - goto error; - } - - if (header->name.data[0] == ':') { - rc = ngx_http_v2_pseudo_header(r, header); - - if (rc == NGX_OK) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 header: \":%V: %V\"", - &header->name, &header->value); - - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - - if (rc == NGX_ABORT) { - goto error; - } - - if (rc == NGX_DECLINED) { - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - goto error; - } - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - if (r->invalid_header) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - if (cscf->ignore_invalid_headers) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid header: \"%V\"", &header->name); - - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - } - - if (header->name.len == cookie.len - && ngx_memcmp(header->name.data, cookie.data, cookie.len) == 0) - { - if (ngx_http_v2_cookie(r, header) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - } else { - h = ngx_list_push(&r->headers_in.headers); - if (h == NULL) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - h->key.len = header->name.len; - h->key.data = header->name.data; - - /* - * TODO Optimization: precalculate hash - * and handler for indexed headers. - */ - h->hash = ngx_hash_key(h->key.data, h->key.len); - - h->value.len = header->value.len; - h->value.data = header->value.data; - - h->lowcase_key = h->key.data; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - hh = ngx_hash_find(&cmcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { - goto error; - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 header: \"%V: %V\"", - &header->name, &header->value); - - return ngx_http_v2_state_header_complete(h2c, pos, end); - -error: - - h2c->state.stream = NULL; - - return ngx_http_v2_state_header_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_header_complete(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_http_v2_stream_t *stream; - - if (h2c->state.length) { - if (end - pos > 0) { - h2c->state.handler = ngx_http_v2_state_header_block; - return pos; - } - - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_header_block); - } - - if (!(h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG)) { - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_header_complete); - } - - stream = h2c->state.stream; - - if (stream) { - ngx_http_v2_run_request(stream->request); - } - - if (!h2c->state.keep_pool) { - ngx_destroy_pool(h2c->state.pool); - } - - h2c->state.pool = NULL; - h2c->state.keep_pool = 0; - - if (h2c->state.padding) { - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_handle_continuation(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end, ngx_http_v2_handler_pt handler) -{ - u_char *p; - size_t len, skip; - uint32_t head; - - len = h2c->state.length; - - if (h2c->state.padding && (size_t) (end - pos) > len) { - skip = ngx_min(h2c->state.padding, (end - pos) - len); - - h2c->state.padding -= skip; - - p = pos; - pos += skip; - ngx_memmove(pos, p, len); - } - - if ((size_t) (end - pos) < len + NGX_HTTP_V2_FRAME_HEADER_SIZE) { - return ngx_http_v2_state_headers_save(h2c, pos, end, handler); - } - - p = pos + len; - - head = ngx_http_v2_parse_uint32(p); - - if (ngx_http_v2_parse_type(head) != NGX_HTTP_V2_CONTINUATION_FRAME) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent inappropriate frame while CONTINUATION was expected"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->state.flags |= p[4]; - - if (h2c->state.sid != ngx_http_v2_parse_sid(&p[5])) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent CONTINUATION frame with incorrect identifier"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - p = pos; - pos += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - ngx_memcpy(pos, p, len); - - len = ngx_http_v2_parse_length(head); - - h2c->state.length += len; - - if (h2c->state.stream) { - h2c->state.stream->request->request_length += len; - } - - h2c->state.handler = handler; - return pos; -} - - -static u_char * -ngx_http_v2_state_priority(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_uint_t depend, dependency, excl, weight; - ngx_http_v2_node_t *node; - - if (h2c->state.length != NGX_HTTP_V2_PRIORITY_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PRIORITY frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (--h2c->priority_limit == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent too many PRIORITY frames"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_ENHANCE_YOUR_CALM); - } - - if (end - pos < NGX_HTTP_V2_PRIORITY_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_priority); - } - - dependency = ngx_http_v2_parse_uint32(pos); - - depend = dependency & 0x7fffffff; - excl = dependency >> 31; - weight = pos[4] + 1; - - pos += NGX_HTTP_V2_PRIORITY_SIZE; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 PRIORITY frame sid:%ui " - "depends on %ui excl:%ui weight:%ui", - h2c->state.sid, depend, excl, weight); - - if (h2c->state.sid == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PRIORITY frame with incorrect identifier"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - if (depend == h2c->state.sid) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PRIORITY frame for stream %ui " - "with incorrect dependency", h2c->state.sid); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 1); - - if (node == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - node->weight = weight; - - if (node->stream == NULL) { - if (node->parent == NULL) { - h2c->closed_nodes++; - - } else { - ngx_queue_remove(&node->reuse); - } - - ngx_queue_insert_tail(&h2c->closed, &node->reuse); - } - - ngx_http_v2_set_dependency(h2c, node, depend, excl); - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_rst_stream(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_uint_t status; - ngx_event_t *ev; - ngx_connection_t *fc; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - - if (h2c->state.length != NGX_HTTP_V2_RST_STREAM_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent RST_STREAM frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_RST_STREAM_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_rst_stream); - } - - status = ngx_http_v2_parse_uint32(pos); - - pos += NGX_HTTP_V2_RST_STREAM_SIZE; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 RST_STREAM frame, sid:%ui status:%ui", - h2c->state.sid, status); - - if (h2c->state.sid == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent RST_STREAM frame with incorrect identifier"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 0); - - if (node == NULL || node->stream == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "unknown http2 stream"); - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - stream = node->stream; - - stream->in_closed = 1; - stream->out_closed = 1; - - fc = stream->request->connection; - fc->error = 1; - - switch (status) { - - case NGX_HTTP_V2_CANCEL: - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client canceled stream %ui", h2c->state.sid); - break; - - case NGX_HTTP_V2_REFUSED_STREAM: - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client refused stream %ui", h2c->state.sid); - break; - - case NGX_HTTP_V2_INTERNAL_ERROR: - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client terminated stream %ui due to internal error", - h2c->state.sid); - break; - - default: - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client terminated stream %ui with status %ui", - h2c->state.sid, status); - break; - } - - ev = fc->read; - ev->handler(ev); - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_settings(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - if (h2c->state.flags == NGX_HTTP_V2_ACK_FLAG) { - - if (h2c->state.length != 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with the ACK flag " - "and nonzero length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - h2c->settings_ack = 1; - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - if (h2c->state.length % NGX_HTTP_V2_SETTINGS_PARAM_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 SETTINGS frame"); - - return ngx_http_v2_state_settings_params(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_settings_params(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ssize_t window_delta; - ngx_uint_t id, value; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_out_frame_t *frame; - - window_delta = 0; - - while (h2c->state.length) { - if (end - pos < NGX_HTTP_V2_SETTINGS_PARAM_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_settings_params); - } - - h2c->state.length -= NGX_HTTP_V2_SETTINGS_PARAM_SIZE; - - id = ngx_http_v2_parse_uint16(pos); - value = ngx_http_v2_parse_uint32(&pos[2]); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 setting %ui:%ui", id, value); - - switch (id) { - - case NGX_HTTP_V2_INIT_WINDOW_SIZE_SETTING: - - if (value > NGX_HTTP_V2_MAX_WINDOW) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with incorrect " - "INITIAL_WINDOW_SIZE value %ui", value); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_FLOW_CTRL_ERROR); - } - - window_delta = value - h2c->init_window; - break; - - case NGX_HTTP_V2_MAX_FRAME_SIZE_SETTING: - - if (value > NGX_HTTP_V2_MAX_FRAME_SIZE - || value < NGX_HTTP_V2_DEFAULT_FRAME_SIZE) - { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with incorrect " - "MAX_FRAME_SIZE value %ui", value); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->frame_size = value; - break; - - case NGX_HTTP_V2_ENABLE_PUSH_SETTING: - - if (value > 1) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with incorrect " - "ENABLE_PUSH value %ui", value); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->push_disabled = !value; - break; - - case NGX_HTTP_V2_MAX_STREAMS_SETTING: - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - h2c->concurrent_pushes = ngx_min(value, h2scf->concurrent_pushes); - break; - - case NGX_HTTP_V2_HEADER_TABLE_SIZE_SETTING: - - h2c->table_update = 1; - break; - - default: - break; - } - - pos += NGX_HTTP_V2_SETTINGS_PARAM_SIZE; - } - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_SETTINGS_ACK_SIZE, - NGX_HTTP_V2_SETTINGS_FRAME, - NGX_HTTP_V2_ACK_FLAG, 0); - if (frame == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - ngx_http_v2_queue_ordered_frame(h2c, frame); - - if (window_delta) { - h2c->init_window += window_delta; - - if (ngx_http_v2_adjust_windows(h2c, window_delta) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_push_promise(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PUSH_PROMISE frame"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); -} - - -static u_char * -ngx_http_v2_state_ping(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - if (h2c->state.length != NGX_HTTP_V2_PING_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PING frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_PING_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_ping); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 PING frame"); - - if (h2c->state.flags & NGX_HTTP_V2_ACK_FLAG) { - return ngx_http_v2_state_skip(h2c, pos, end); - } - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_PING_SIZE, - NGX_HTTP_V2_PING_FRAME, - NGX_HTTP_V2_ACK_FLAG, 0); - if (frame == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - buf = frame->first->buf; - - buf->last = ngx_cpymem(buf->last, pos, NGX_HTTP_V2_PING_SIZE); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return ngx_http_v2_state_complete(h2c, pos + NGX_HTTP_V2_PING_SIZE, end); -} - - -static u_char * -ngx_http_v2_state_goaway(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ -#if (NGX_DEBUG) - ngx_uint_t last_sid, error; -#endif - - if (h2c->state.length < NGX_HTTP_V2_GOAWAY_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent GOAWAY frame " - "with incorrect length %uz", h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_GOAWAY_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_goaway); - } - -#if (NGX_DEBUG) - h2c->state.length -= NGX_HTTP_V2_GOAWAY_SIZE; - - last_sid = ngx_http_v2_parse_sid(pos); - error = ngx_http_v2_parse_uint32(&pos[4]); - - pos += NGX_HTTP_V2_GOAWAY_SIZE; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 GOAWAY frame: last sid %ui, error %ui", - last_sid, error); -#endif - - return ngx_http_v2_state_skip(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_window_update(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t window; - ngx_event_t *wev; - ngx_queue_t *q; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - - if (h2c->state.length != NGX_HTTP_V2_WINDOW_UPDATE_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent WINDOW_UPDATE frame " - "with incorrect length %uz", h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_WINDOW_UPDATE_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_window_update); - } - - window = ngx_http_v2_parse_window(pos); - - pos += NGX_HTTP_V2_WINDOW_UPDATE_SIZE; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 WINDOW_UPDATE frame sid:%ui window:%uz", - h2c->state.sid, window); - - if (window == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent WINDOW_UPDATE frame " - "with incorrect window increment 0"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - if (h2c->state.sid) { - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 0); - - if (node == NULL || node->stream == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "unknown http2 stream"); - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - stream = node->stream; - - if (window > (size_t) (NGX_HTTP_V2_MAX_WINDOW - stream->send_window)) { - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated flow control for stream %ui: " - "received WINDOW_UPDATE frame " - "with window increment %uz " - "not allowed for window %z", - h2c->state.sid, window, stream->send_window); - - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_FLOW_CTRL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - stream->send_window += window; - - if (stream->exhausted) { - stream->exhausted = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - wev->handler(wev); - } - } - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - if (window > NGX_HTTP_V2_MAX_WINDOW - h2c->send_window) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated connection flow control: " - "received WINDOW_UPDATE frame " - "with window increment %uz " - "not allowed for window %uz", - window, h2c->send_window); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_FLOW_CTRL_ERROR); - } - - h2c->send_window += window; - - while (!ngx_queue_empty(&h2c->waiting)) { - q = ngx_queue_head(&h2c->waiting); - - ngx_queue_remove(q); - - stream = ngx_queue_data(q, ngx_http_v2_stream_t, queue); - - stream->waiting = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - wev->handler(wev); - - if (h2c->send_window == 0) { - break; - } - } - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_continuation(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent unexpected CONTINUATION frame"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); -} - - -static u_char * -ngx_http_v2_state_complete(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame complete pos:%p end:%p", pos, end); - - if (pos > end) { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "receive buffer overrun"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.stream = NULL; - h2c->state.handler = ngx_http_v2_state_head; - - return pos; -} - - -static u_char * -ngx_http_v2_state_skip_padded(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - h2c->state.length += h2c->state.padding; - h2c->state.padding = 0; - - return ngx_http_v2_state_skip(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_skip(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - size_t size; - - size = end - pos; - - if (size < h2c->state.length) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame skip %uz of %uz", size, h2c->state.length); - - h2c->state.length -= size; - return ngx_http_v2_state_save(h2c, end, end, ngx_http_v2_state_skip); - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame skip %uz", h2c->state.length); - - return ngx_http_v2_state_complete(h2c, pos + h2c->state.length, end); -} - - -static u_char * -ngx_http_v2_state_save(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end, - ngx_http_v2_handler_pt handler) -{ - size_t size; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame state save pos:%p end:%p handler:%p", - pos, end, handler); - - size = end - pos; - - if (size > NGX_HTTP_V2_STATE_BUFFER_SIZE) { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "state buffer overflow: %uz bytes required", size); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - ngx_memcpy(h2c->state.buffer, pos, NGX_HTTP_V2_STATE_BUFFER_SIZE); - - h2c->state.buffer_used = size; - h2c->state.handler = handler; - h2c->state.incomplete = 1; - - return end; -} - - -static u_char * -ngx_http_v2_state_headers_save(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end, ngx_http_v2_handler_pt handler) -{ - ngx_event_t *rev; - ngx_http_request_t *r; - ngx_http_core_srv_conf_t *cscf; - - if (h2c->state.stream) { - r = h2c->state.stream->request; - rev = r->connection->read; - - if (!rev->timer_set) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - ngx_add_timer(rev, cscf->client_header_timeout); - } - } - - return ngx_http_v2_state_save(h2c, pos, end, handler); -} - - -static u_char * -ngx_http_v2_connection_error(ngx_http_v2_connection_t *h2c, - ngx_uint_t err) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 state connection error"); - - ngx_http_v2_finalize_connection(h2c, err); - - return NULL; -} - - -static ngx_int_t -ngx_http_v2_parse_int(ngx_http_v2_connection_t *h2c, u_char **pos, u_char *end, - ngx_uint_t prefix) -{ - u_char *start, *p; - ngx_uint_t value, octet, shift; - - start = *pos; - p = start; - - value = *p++ & prefix; - - if (value != prefix) { - if (h2c->state.length == 0) { - return NGX_ERROR; - } - - h2c->state.length--; - - *pos = p; - return value; - } - - if (end - start > NGX_HTTP_V2_INT_OCTETS) { - end = start + NGX_HTTP_V2_INT_OCTETS; - } - - for (shift = 0; p != end; shift += 7) { - octet = *p++; - - value += (octet & 0x7f) << shift; - - if (octet < 128) { - if ((size_t) (p - start) > h2c->state.length) { - return NGX_ERROR; - } - - h2c->state.length -= p - start; - - *pos = p; - return value; - } - } - - if ((size_t) (end - start) >= h2c->state.length) { - return NGX_ERROR; - } - - if (end == start + NGX_HTTP_V2_INT_OCTETS) { - return NGX_DECLINED; - } - - return NGX_AGAIN; -} - - -ngx_http_v2_stream_t * -ngx_http_v2_push_stream(ngx_http_v2_stream_t *parent, ngx_str_t *path) -{ - ngx_int_t rc; - ngx_str_t value; - ngx_pool_t *pool; - ngx_uint_t index; - ngx_table_elt_t **h; - ngx_connection_t *fc; - ngx_http_request_t *r; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_connection_t *h2c; - ngx_http_v2_parse_header_t *header; - - h2c = parent->connection; - - pool = ngx_create_pool(1024, h2c->connection->log); - if (pool == NULL) { - goto rst_stream; - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->last_push, 1); - - if (node == NULL) { - ngx_destroy_pool(pool); - goto rst_stream; - } - - stream = ngx_http_v2_create_stream(h2c, 1); - if (stream == NULL) { - - if (node->parent == NULL) { - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - index = ngx_http_v2_index(h2scf, h2c->last_push); - h2c->streams_index[index] = node->index; - - ngx_queue_insert_tail(&h2c->closed, &node->reuse); - h2c->closed_nodes++; - } - - ngx_destroy_pool(pool); - goto rst_stream; - } - - if (node->parent) { - ngx_queue_remove(&node->reuse); - h2c->closed_nodes--; - } - - stream->pool = pool; - - r = stream->request; - fc = r->connection; - - stream->in_closed = 1; - stream->node = node; - - node->stream = stream; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 push stream sid:%ui " - "depends on %ui excl:0 weight:16", - h2c->last_push, parent->node->id); - - node->weight = NGX_HTTP_V2_DEFAULT_WEIGHT; - ngx_http_v2_set_dependency(h2c, node, parent->node->id, 0); - - r->method_name = ngx_http_core_get_method; - r->method = NGX_HTTP_GET; - - r->schema.data = ngx_pstrdup(pool, &parent->request->schema); - if (r->schema.data == NULL) { - goto close; - } - - r->schema.len = parent->request->schema.len; - - value.data = ngx_pstrdup(pool, path); - if (value.data == NULL) { - goto close; - } - - value.len = path->len; - - rc = ngx_http_v2_parse_path(r, &value); - - if (rc != NGX_OK) { - goto error; - } - - for (header = ngx_http_v2_parse_headers; header->name.len; header++) { - h = (ngx_table_elt_t **) - ((char *) &parent->request->headers_in + header->offset); - - if (*h == NULL) { - continue; - } - - value.len = (*h)->value.len; - - value.data = ngx_pnalloc(pool, value.len + 1); - if (value.data == NULL) { - goto close; - } - - ngx_memcpy(value.data, (*h)->value.data, value.len); - value.data[value.len] = '\0'; - - rc = ngx_http_v2_parse_header(r, header, &value); - - if (rc != NGX_OK) { - goto error; - } - } - - fc->write->handler = ngx_http_v2_run_request_handler; - ngx_post_event(fc->write, &ngx_posted_events); - - return stream; - -error: - - if (rc == NGX_ABORT) { - /* header handler has already finalized request */ - ngx_http_run_posted_requests(fc); - return NULL; - } - - if (rc == NGX_DECLINED) { - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - ngx_http_run_posted_requests(fc); - return NULL; - } - -close: - - ngx_http_v2_close_stream(stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - - return NULL; - -rst_stream: - - if (ngx_http_v2_send_rst_stream(h2c, h2c->last_push, - NGX_HTTP_INTERNAL_SERVER_ERROR) - != NGX_OK) - { - h2c->connection->error = 1; - } - - return NULL; -} - - -static ngx_int_t -ngx_http_v2_send_settings(ngx_http_v2_connection_t *h2c) -{ - size_t len; - ngx_buf_t *buf; - ngx_chain_t *cl; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send SETTINGS frame"); - - frame = ngx_palloc(h2c->pool, sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(h2c->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - len = NGX_HTTP_V2_SETTINGS_PARAM_SIZE * 3; - - buf = ngx_create_temp_buf(h2c->pool, NGX_HTTP_V2_FRAME_HEADER_SIZE + len); - if (buf == NULL) { - return NGX_ERROR; - } - - buf->last_buf = 1; - - cl->buf = buf; - cl->next = NULL; - - frame->first = cl; - frame->last = cl; - frame->handler = ngx_http_v2_settings_frame_handler; - frame->stream = NULL; -#if (NGX_DEBUG) - frame->length = len; -#endif - frame->blocked = 0; - - buf->last = ngx_http_v2_write_len_and_type(buf->last, len, - NGX_HTTP_V2_SETTINGS_FRAME); - - *buf->last++ = NGX_HTTP_V2_NO_FLAG; - - buf->last = ngx_http_v2_write_sid(buf->last, 0); - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - buf->last = ngx_http_v2_write_uint16(buf->last, - NGX_HTTP_V2_MAX_STREAMS_SETTING); - buf->last = ngx_http_v2_write_uint32(buf->last, - h2scf->concurrent_streams); - - buf->last = ngx_http_v2_write_uint16(buf->last, - NGX_HTTP_V2_INIT_WINDOW_SIZE_SETTING); - buf->last = ngx_http_v2_write_uint32(buf->last, h2scf->preread_size); - - buf->last = ngx_http_v2_write_uint16(buf->last, - NGX_HTTP_V2_MAX_FRAME_SIZE_SETTING); - buf->last = ngx_http_v2_write_uint32(buf->last, - NGX_HTTP_V2_MAX_FRAME_SIZE); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_settings_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_buf_t *buf; - - buf = frame->first->buf; - - if (buf->pos != buf->last) { - return NGX_AGAIN; - } - - ngx_free_chain(h2c->pool, frame->first); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_send_window_update(ngx_http_v2_connection_t *h2c, ngx_uint_t sid, - size_t window) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send WINDOW_UPDATE frame sid:%ui, window:%uz", - sid, window); - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_WINDOW_UPDATE_SIZE, - NGX_HTTP_V2_WINDOW_UPDATE_FRAME, - NGX_HTTP_V2_NO_FLAG, sid); - if (frame == NULL) { - return NGX_ERROR; - } - - buf = frame->first->buf; - - buf->last = ngx_http_v2_write_uint32(buf->last, window); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_send_rst_stream(ngx_http_v2_connection_t *h2c, ngx_uint_t sid, - ngx_uint_t status) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send RST_STREAM frame sid:%ui, status:%ui", - sid, status); - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_RST_STREAM_SIZE, - NGX_HTTP_V2_RST_STREAM_FRAME, - NGX_HTTP_V2_NO_FLAG, sid); - if (frame == NULL) { - return NGX_ERROR; - } - - buf = frame->first->buf; - - buf->last = ngx_http_v2_write_uint32(buf->last, status); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_send_goaway(ngx_http_v2_connection_t *h2c, ngx_uint_t status) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send GOAWAY frame: last sid %ui, error %ui", - h2c->last_sid, status); - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_GOAWAY_SIZE, - NGX_HTTP_V2_GOAWAY_FRAME, - NGX_HTTP_V2_NO_FLAG, 0); - if (frame == NULL) { - return NGX_ERROR; - } - - buf = frame->first->buf; - - buf->last = ngx_http_v2_write_sid(buf->last, h2c->last_sid); - buf->last = ngx_http_v2_write_uint32(buf->last, status); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_get_frame(ngx_http_v2_connection_t *h2c, size_t length, - ngx_uint_t type, u_char flags, ngx_uint_t sid) -{ - ngx_buf_t *buf; - ngx_pool_t *pool; - ngx_http_v2_out_frame_t *frame; - - frame = h2c->free_frames; - - if (frame) { - h2c->free_frames = frame->next; - - buf = frame->first->buf; - buf->pos = buf->start; - - frame->blocked = 0; - - } else if (h2c->frames < 10000) { - pool = h2c->pool ? h2c->pool : h2c->connection->pool; - - frame = ngx_pcalloc(pool, sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NULL; - } - - frame->first = ngx_alloc_chain_link(pool); - if (frame->first == NULL) { - return NULL; - } - - buf = ngx_create_temp_buf(pool, NGX_HTTP_V2_FRAME_BUFFER_SIZE); - if (buf == NULL) { - return NULL; - } - - buf->last_buf = 1; - - frame->first->buf = buf; - frame->last = frame->first; - - frame->handler = ngx_http_v2_frame_handler; - - h2c->frames++; - - } else { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "http2 flood detected"); - - h2c->connection->error = 1; - return NULL; - } - -#if (NGX_DEBUG) - if (length > NGX_HTTP_V2_FRAME_BUFFER_SIZE - NGX_HTTP_V2_FRAME_HEADER_SIZE) - { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "requested control frame is too large: %uz", length); - return NULL; - } -#endif - - frame->length = length; - - buf->last = ngx_http_v2_write_len_and_type(buf->pos, length, type); - - *buf->last++ = flags; - - buf->last = ngx_http_v2_write_sid(buf->last, sid); - - return frame; -} - - -static ngx_int_t -ngx_http_v2_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_buf_t *buf; - - buf = frame->first->buf; - - if (buf->pos != buf->last) { - return NGX_AGAIN; - } - - frame->next = h2c->free_frames; - h2c->free_frames = frame; - - h2c->total_bytes += NGX_HTTP_V2_FRAME_HEADER_SIZE + frame->length; - - return NGX_OK; -} - - -static ngx_http_v2_stream_t * -ngx_http_v2_create_stream(ngx_http_v2_connection_t *h2c, ngx_uint_t push) -{ - ngx_log_t *log; - ngx_event_t *rev, *wev; - ngx_connection_t *fc; - ngx_http_log_ctx_t *ctx; - ngx_http_request_t *r; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_core_srv_conf_t *cscf; - - fc = h2c->free_fake_connections; - - if (fc) { - h2c->free_fake_connections = fc->data; - - rev = fc->read; - wev = fc->write; - log = fc->log; - ctx = log->data; - - } else { - fc = ngx_palloc(h2c->pool, sizeof(ngx_connection_t)); - if (fc == NULL) { - return NULL; - } - - rev = ngx_palloc(h2c->pool, sizeof(ngx_event_t)); - if (rev == NULL) { - return NULL; - } - - wev = ngx_palloc(h2c->pool, sizeof(ngx_event_t)); - if (wev == NULL) { - return NULL; - } - - log = ngx_palloc(h2c->pool, sizeof(ngx_log_t)); - if (log == NULL) { - return NULL; - } - - ctx = ngx_palloc(h2c->pool, sizeof(ngx_http_log_ctx_t)); - if (ctx == NULL) { - return NULL; - } - - ctx->connection = fc; - ctx->request = NULL; - ctx->current_request = NULL; - } - - ngx_memcpy(log, h2c->connection->log, sizeof(ngx_log_t)); - - log->data = ctx; - - if (push) { - log->action = "processing pushed request headers"; - - } else { - log->action = "reading client request headers"; - } - - ngx_memzero(rev, sizeof(ngx_event_t)); - - rev->data = fc; - rev->ready = 1; - rev->handler = ngx_http_v2_close_stream_handler; - rev->log = log; - - ngx_memcpy(wev, rev, sizeof(ngx_event_t)); - - wev->write = 1; - - ngx_memcpy(fc, h2c->connection, sizeof(ngx_connection_t)); - - fc->data = h2c->http_connection; - fc->read = rev; - fc->write = wev; - fc->sent = 0; - fc->log = log; - fc->buffered = 0; - fc->sndlowat = 1; - fc->tcp_nodelay = NGX_TCP_NODELAY_DISABLED; - - r = ngx_http_create_request(fc); - if (r == NULL) { - return NULL; - } - - ngx_str_set(&r->http_protocol, "HTTP/2.0"); - - r->http_version = NGX_HTTP_VERSION_20; - r->valid_location = 1; - - fc->data = r; - h2c->connection->requests++; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - r->header_in = ngx_create_temp_buf(r->pool, - cscf->client_header_buffer_size); - if (r->header_in == NULL) { - ngx_http_free_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NULL; - } - - if (ngx_list_init(&r->headers_in.headers, r->pool, 20, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - ngx_http_free_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NULL; - } - - r->headers_in.connection_type = NGX_HTTP_CONNECTION_CLOSE; - - stream = ngx_pcalloc(r->pool, sizeof(ngx_http_v2_stream_t)); - if (stream == NULL) { - ngx_http_free_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NULL; - } - - r->stream = stream; - - stream->request = r; - stream->connection = h2c; - - h2scf = ngx_http_get_module_srv_conf(r, ngx_http_v2_module); - - stream->send_window = h2c->init_window; - stream->recv_window = h2scf->preread_size; - - if (push) { - h2c->pushing++; - - } else { - h2c->processing++; - } - - h2c->priority_limit += h2scf->concurrent_streams; - - return stream; -} - - -static ngx_http_v2_node_t * -ngx_http_v2_get_node_by_id(ngx_http_v2_connection_t *h2c, ngx_uint_t sid, - ngx_uint_t alloc) -{ - ngx_uint_t index; - ngx_http_v2_node_t *node; - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - index = ngx_http_v2_index(h2scf, sid); - - for (node = h2c->streams_index[index]; node; node = node->index) { - - if (node->id == sid) { - return node; - } - } - - if (!alloc) { - return NULL; - } - - if (h2c->closed_nodes < 32) { - node = ngx_pcalloc(h2c->connection->pool, sizeof(ngx_http_v2_node_t)); - if (node == NULL) { - return NULL; - } - - } else { - node = ngx_http_v2_get_closed_node(h2c); - } - - node->id = sid; - - ngx_queue_init(&node->children); - - node->index = h2c->streams_index[index]; - h2c->streams_index[index] = node; - - return node; -} - - -static ngx_http_v2_node_t * -ngx_http_v2_get_closed_node(ngx_http_v2_connection_t *h2c) -{ - ngx_uint_t weight; - ngx_queue_t *q, *children; - ngx_http_v2_node_t *node, **next, *n, *parent, *child; - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - h2c->closed_nodes--; - - q = ngx_queue_head(&h2c->closed); - - ngx_queue_remove(q); - - node = ngx_queue_data(q, ngx_http_v2_node_t, reuse); - - next = &h2c->streams_index[ngx_http_v2_index(h2scf, node->id)]; - - for ( ;; ) { - n = *next; - - if (n == node) { - *next = n->index; - break; - } - - next = &n->index; - } - - ngx_queue_remove(&node->queue); - - weight = 0; - - for (q = ngx_queue_head(&node->children); - q != ngx_queue_sentinel(&node->children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - weight += child->weight; - } - - parent = node->parent; - - for (q = ngx_queue_head(&node->children); - q != ngx_queue_sentinel(&node->children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - child->parent = parent; - child->weight = node->weight * child->weight / weight; - - if (child->weight == 0) { - child->weight = 1; - } - } - - if (parent == NGX_HTTP_V2_ROOT) { - node->rank = 0; - node->rel_weight = 1.0; - - children = &h2c->dependencies; - - } else { - node->rank = parent->rank; - node->rel_weight = parent->rel_weight; - - children = &parent->children; - } - - ngx_http_v2_node_children_update(node); - ngx_queue_add(children, &node->children); - - ngx_memzero(node, sizeof(ngx_http_v2_node_t)); - - return node; -} - - -static ngx_int_t -ngx_http_v2_validate_header(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - u_char ch; - ngx_uint_t i; - ngx_http_core_srv_conf_t *cscf; - - r->invalid_header = 0; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - for (i = (header->name.data[0] == ':'); i != header->name.len; i++) { - ch = header->name.data[i]; - - if ((ch >= 'a' && ch <= 'z') - || (ch == '-') - || (ch >= '0' && ch <= '9') - || (ch == '_' && cscf->underscores_in_headers)) - { - continue; - } - - if (ch == '\0' || ch == LF || ch == CR || ch == ':' - || (ch >= 'A' && ch <= 'Z')) - { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid header name: \"%V\"", - &header->name); - - return NGX_ERROR; - } - - r->invalid_header = 1; - } - - for (i = 0; i != header->value.len; i++) { - ch = header->value.data[i]; - - if (ch == '\0' || ch == LF || ch == CR) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent header \"%V\" with " - "invalid value: \"%V\"", - &header->name, &header->value); - - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_pseudo_header(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - header->name.len--; - header->name.data++; - - switch (header->name.len) { - case 4: - if (ngx_memcmp(header->name.data, "path", sizeof("path") - 1) - == 0) - { - return ngx_http_v2_parse_path(r, &header->value); - } - - break; - - case 6: - if (ngx_memcmp(header->name.data, "method", sizeof("method") - 1) - == 0) - { - return ngx_http_v2_parse_method(r, &header->value); - } - - if (ngx_memcmp(header->name.data, "scheme", sizeof("scheme") - 1) - == 0) - { - return ngx_http_v2_parse_scheme(r, &header->value); - } - - break; - - case 9: - if (ngx_memcmp(header->name.data, "authority", sizeof("authority") - 1) - == 0) - { - return ngx_http_v2_parse_authority(r, &header->value); - } - - break; - } - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent unknown pseudo-header \":%V\"", - &header->name); - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_v2_parse_path(ngx_http_request_t *r, ngx_str_t *value) -{ - if (r->unparsed_uri.len) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent duplicate :path header"); - - return NGX_DECLINED; - } - - if (value->len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent empty :path header"); - - return NGX_DECLINED; - } - - r->uri_start = value->data; - r->uri_end = value->data + value->len; - - if (ngx_http_parse_uri(r) != NGX_OK) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid :path header: \"%V\"", value); - - return NGX_DECLINED; - } - - if (ngx_http_process_request_uri(r) != NGX_OK) { - /* - * request has been finalized already - * in ngx_http_process_request_uri() - */ - return NGX_ABORT; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_parse_method(ngx_http_request_t *r, ngx_str_t *value) -{ - size_t k, len; - ngx_uint_t n; - const u_char *p, *m; - - /* - * This array takes less than 256 sequential bytes, - * and if typical CPU cache line size is 64 bytes, - * it is prefetched for 4 load operations. - */ - static const struct { - u_char len; - const u_char method[11]; - uint32_t value; - } tests[] = { - { 3, "GET", NGX_HTTP_GET }, - { 4, "POST", NGX_HTTP_POST }, - { 4, "HEAD", NGX_HTTP_HEAD }, - { 7, "OPTIONS", NGX_HTTP_OPTIONS }, - { 8, "PROPFIND", NGX_HTTP_PROPFIND }, - { 3, "PUT", NGX_HTTP_PUT }, - { 5, "MKCOL", NGX_HTTP_MKCOL }, - { 6, "DELETE", NGX_HTTP_DELETE }, - { 4, "COPY", NGX_HTTP_COPY }, - { 4, "MOVE", NGX_HTTP_MOVE }, - { 9, "PROPPATCH", NGX_HTTP_PROPPATCH }, - { 4, "LOCK", NGX_HTTP_LOCK }, - { 6, "UNLOCK", NGX_HTTP_UNLOCK }, - { 5, "PATCH", NGX_HTTP_PATCH }, - { 5, "TRACE", NGX_HTTP_TRACE } - }, *test; - - if (r->method_name.len) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent duplicate :method header"); - - return NGX_DECLINED; - } - - if (value->len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent empty :method header"); - - return NGX_DECLINED; - } - - r->method_name.len = value->len; - r->method_name.data = value->data; - - len = r->method_name.len; - n = sizeof(tests) / sizeof(tests[0]); - test = tests; - - do { - if (len == test->len) { - p = r->method_name.data; - m = test->method; - k = len; - - do { - if (*p++ != *m++) { - goto next; - } - } while (--k); - - r->method = test->value; - return NGX_OK; - } - - next: - test++; - - } while (--n); - - p = r->method_name.data; - - do { - if ((*p < 'A' || *p > 'Z') && *p != '_' && *p != '-') { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid method: \"%V\"", - &r->method_name); - - return NGX_DECLINED; - } - - p++; - - } while (--len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_parse_scheme(ngx_http_request_t *r, ngx_str_t *value) -{ - u_char c, ch; - ngx_uint_t i; - - if (r->schema.len) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent duplicate :scheme header"); - - return NGX_DECLINED; - } - - if (value->len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent empty :scheme header"); - - return NGX_DECLINED; - } - - for (i = 0; i < value->len; i++) { - ch = value->data[i]; - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - continue; - } - - if (((ch >= '0' && ch <= '9') || ch == '+' || ch == '-' || ch == '.') - && i > 0) - { - continue; - } - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid :scheme header: \"%V\"", value); - - return NGX_DECLINED; - } - - r->schema = *value; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_parse_authority(ngx_http_request_t *r, ngx_str_t *value) -{ - return ngx_http_v2_parse_header(r, &ngx_http_v2_parse_headers[0], value); -} - - -static ngx_int_t -ngx_http_v2_parse_header(ngx_http_request_t *r, - ngx_http_v2_parse_header_t *header, ngx_str_t *value) -{ - ngx_table_elt_t *h; - ngx_http_core_main_conf_t *cmcf; - - h = ngx_list_push(&r->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->key.len = header->name.len; - h->key.data = header->name.data; - h->lowcase_key = header->name.data; - - if (header->hh == NULL) { - header->hash = ngx_hash_key(header->name.data, header->name.len); - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - header->hh = ngx_hash_find(&cmcf->headers_in_hash, header->hash, - h->lowcase_key, h->key.len); - if (header->hh == NULL) { - return NGX_ERROR; - } - } - - h->hash = header->hash; - - h->value.len = value->len; - h->value.data = value->data; - - if (header->hh->handler(r, h, header->hh->offset) != NGX_OK) { - /* header handler has already finalized request */ - return NGX_ABORT; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_construct_request_line(ngx_http_request_t *r) -{ - u_char *p; - - static const u_char ending[] = " HTTP/2.0"; - - if (r->method_name.len == 0 - || r->schema.len == 0 - || r->unparsed_uri.len == 0) - { - if (r->method_name.len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent no :method header"); - - } else if (r->schema.len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent no :scheme header"); - - } else { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent no :path header"); - } - - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - - r->request_line.len = r->method_name.len + 1 - + r->unparsed_uri.len - + sizeof(ending) - 1; - - p = ngx_pnalloc(r->pool, r->request_line.len + 1); - if (p == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - r->request_line.data = p; - - p = ngx_cpymem(p, r->method_name.data, r->method_name.len); - - *p++ = ' '; - - p = ngx_cpymem(p, r->unparsed_uri.data, r->unparsed_uri.len); - - ngx_memcpy(p, ending, sizeof(ending)); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 request line: \"%V\"", &r->request_line); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_cookie(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - ngx_str_t *val; - ngx_array_t *cookies; - - cookies = r->stream->cookies; - - if (cookies == NULL) { - cookies = ngx_array_create(r->pool, 2, sizeof(ngx_str_t)); - if (cookies == NULL) { - return NGX_ERROR; - } - - r->stream->cookies = cookies; - } - - val = ngx_array_push(cookies); - if (val == NULL) { - return NGX_ERROR; - } - - val->len = header->value.len; - val->data = header->value.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_construct_cookie_header(ngx_http_request_t *r) -{ - u_char *buf, *p, *end; - size_t len; - ngx_str_t *vals; - ngx_uint_t i; - ngx_array_t *cookies; - ngx_table_elt_t *h; - ngx_http_header_t *hh; - ngx_http_core_main_conf_t *cmcf; - - static ngx_str_t cookie = ngx_string("cookie"); - - cookies = r->stream->cookies; - - if (cookies == NULL) { - return NGX_OK; - } - - vals = cookies->elts; - - i = 0; - len = 0; - - do { - len += vals[i].len + 2; - } while (++i != cookies->nelts); - - len -= 2; - - buf = ngx_pnalloc(r->pool, len + 1); - if (buf == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - p = buf; - end = buf + len; - - for (i = 0; /* void */ ; i++) { - - p = ngx_cpymem(p, vals[i].data, vals[i].len); - - if (p == end) { - *p = '\0'; - break; - } - - *p++ = ';'; *p++ = ' '; - } - - h = ngx_list_push(&r->headers_in.headers); - if (h == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( - ngx_hash('c', 'o'), 'o'), 'k'), 'i'), 'e'); - - h->key.len = cookie.len; - h->key.data = cookie.data; - - h->value.len = len; - h->value.data = buf; - - h->lowcase_key = cookie.data; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - hh = ngx_hash_find(&cmcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - if (hh->handler(r, h, hh->offset) != NGX_OK) { - /* - * request has been finalized already - * in ngx_http_process_multi_header_lines() - */ - return NGX_ERROR; - } - - return NGX_OK; -} - - -static void -ngx_http_v2_run_request(ngx_http_request_t *r) -{ - ngx_connection_t *fc; - ngx_http_v2_connection_t *h2c; - - fc = r->connection; - - if (ngx_http_v2_construct_request_line(r) != NGX_OK) { - goto failed; - } - - if (ngx_http_v2_construct_cookie_header(r) != NGX_OK) { - goto failed; - } - - r->http_state = NGX_HTTP_PROCESS_REQUEST_STATE; - - if (ngx_http_process_request_header(r) != NGX_OK) { - goto failed; - } - - if (r->headers_in.content_length_n > 0 && r->stream->in_closed) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client prematurely closed stream"); - - r->stream->skip_data = 1; - - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - goto failed; - } - - if (r->headers_in.content_length_n == -1 && !r->stream->in_closed) { - r->headers_in.chunked = 1; - } - - h2c = r->stream->connection; - - h2c->payload_bytes += r->request_length; - - ngx_http_process_request(r); - -failed: - - ngx_http_run_posted_requests(fc); -} - - -static void -ngx_http_v2_run_request_handler(ngx_event_t *ev) -{ - ngx_connection_t *fc; - ngx_http_request_t *r; - - fc = ev->data; - r = fc->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 run request handler"); - - ngx_http_v2_run_request(r); -} - - -ngx_int_t -ngx_http_v2_read_request_body(ngx_http_request_t *r) -{ - off_t len; - size_t size; - ngx_buf_t *buf; - ngx_int_t rc; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - ngx_http_v2_connection_t *h2c; - - stream = r->stream; - rb = r->request_body; - - if (stream->skip_data) { - r->request_body_no_buffering = 0; - rb->post_handler(r); - return NGX_OK; - } - - h2scf = ngx_http_get_module_srv_conf(r, ngx_http_v2_module); - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - len = r->headers_in.content_length_n; - - if (r->request_body_no_buffering && !stream->in_closed) { - - if (len < 0 || len > (off_t) clcf->client_body_buffer_size) { - len = clcf->client_body_buffer_size; - } - - /* - * We need a room to store data up to the stream's initial window size, - * at least until this window will be exhausted. - */ - - if (len < (off_t) h2scf->preread_size) { - len = h2scf->preread_size; - } - - if (len > NGX_HTTP_V2_MAX_WINDOW) { - len = NGX_HTTP_V2_MAX_WINDOW; - } - - rb->buf = ngx_create_temp_buf(r->pool, (size_t) len); - - } else if (len >= 0 && len <= (off_t) clcf->client_body_buffer_size - && !r->request_body_in_file_only) - { - rb->buf = ngx_create_temp_buf(r->pool, (size_t) len); - - } else { - rb->buf = ngx_calloc_buf(r->pool); - - if (rb->buf != NULL) { - rb->buf->sync = 1; - } - } - - if (rb->buf == NULL) { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - rb->rest = 1; - - buf = stream->preread; - - if (stream->in_closed) { - r->request_body_no_buffering = 0; - - if (buf) { - rc = ngx_http_v2_process_request_body(r, buf->pos, - buf->last - buf->pos, 1); - ngx_pfree(r->pool, buf->start); - return rc; - } - - return ngx_http_v2_process_request_body(r, NULL, 0, 1); - } - - if (buf) { - rc = ngx_http_v2_process_request_body(r, buf->pos, - buf->last - buf->pos, 0); - - ngx_pfree(r->pool, buf->start); - - if (rc != NGX_OK) { - stream->skip_data = 1; - return rc; - } - } - - if (r->request_body_no_buffering) { - size = (size_t) len - h2scf->preread_size; - - } else { - stream->no_flow_control = 1; - size = NGX_HTTP_V2_MAX_WINDOW - stream->recv_window; - } - - if (size) { - if (ngx_http_v2_send_window_update(stream->connection, - stream->node->id, size) - == NGX_ERROR) - { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - h2c = stream->connection; - - if (!h2c->blocked) { - if (ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - stream->recv_window += size; - } - - if (!buf) { - ngx_add_timer(r->connection->read, clcf->client_body_timeout); - } - - r->read_event_handler = ngx_http_v2_read_client_request_body_handler; - r->write_event_handler = ngx_http_request_empty_handler; - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_v2_process_request_body(ngx_http_request_t *r, u_char *pos, - size_t size, ngx_uint_t last) -{ - ngx_buf_t *buf; - ngx_int_t rc; - ngx_connection_t *fc; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - fc = r->connection; - rb = r->request_body; - buf = rb->buf; - - if (size) { - if (buf->sync) { - buf->pos = buf->start = pos; - buf->last = buf->end = pos + size; - - r->request_body_in_file_only = 1; - - } else { - if (size > (size_t) (buf->end - buf->last)) { - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client intended to send body data " - "larger than declared"); - - return NGX_HTTP_BAD_REQUEST; - } - - buf->last = ngx_cpymem(buf->last, pos, size); - } - } - - if (last) { - rb->rest = 0; - - if (fc->read->timer_set) { - ngx_del_timer(fc->read); - } - - if (r->request_body_no_buffering) { - ngx_post_event(fc->read, &ngx_posted_events); - return NGX_OK; - } - - rc = ngx_http_v2_filter_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - if (buf->sync) { - /* prevent reusing this buffer in the upstream module */ - rb->buf = NULL; - } - - if (r->headers_in.chunked) { - r->headers_in.content_length_n = rb->received; - } - - r->read_event_handler = ngx_http_block_reading; - rb->post_handler(r); - - return NGX_OK; - } - - if (size == 0) { - return NGX_OK; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - ngx_add_timer(fc->read, clcf->client_body_timeout); - - if (r->request_body_no_buffering) { - ngx_post_event(fc->read, &ngx_posted_events); - return NGX_OK; - } - - if (buf->sync) { - return ngx_http_v2_filter_request_body(r); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_filter_request_body(ngx_http_request_t *r) -{ - ngx_buf_t *b, *buf; - ngx_int_t rc; - ngx_chain_t *cl; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - rb = r->request_body; - buf = rb->buf; - - if (buf->pos == buf->last && rb->rest) { - cl = NULL; - goto update; - } - - cl = ngx_chain_get_free_buf(r->pool, &rb->free); - if (cl == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - if (buf->pos != buf->last) { - r->request_length += buf->last - buf->pos; - rb->received += buf->last - buf->pos; - - if (r->headers_in.content_length_n != -1) { - if (rb->received > r->headers_in.content_length_n) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client intended to send body data " - "larger than declared"); - - return NGX_HTTP_BAD_REQUEST; - } - - } else { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->client_max_body_size - && rb->received > clcf->client_max_body_size) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client intended to send too large chunked body: " - "%O bytes", rb->received); - - return NGX_HTTP_REQUEST_ENTITY_TOO_LARGE; - } - } - - b->temporary = 1; - b->pos = buf->pos; - b->last = buf->last; - b->start = b->pos; - b->end = b->last; - - buf->pos = buf->last; - } - - if (!rb->rest) { - if (r->headers_in.content_length_n != -1 - && r->headers_in.content_length_n != rb->received) - { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client prematurely closed stream: " - "only %O out of %O bytes of request body received", - rb->received, r->headers_in.content_length_n); - - return NGX_HTTP_BAD_REQUEST; - } - - b->last_buf = 1; - } - - b->tag = (ngx_buf_tag_t) &ngx_http_v2_filter_request_body; - b->flush = r->request_body_no_buffering; - -update: - - rc = ngx_http_top_request_body_filter(r, cl); - - ngx_chain_update_chains(r->pool, &rb->free, &rb->busy, &cl, - (ngx_buf_tag_t) &ngx_http_v2_filter_request_body); - - return rc; -} - - -static void -ngx_http_v2_read_client_request_body_handler(ngx_http_request_t *r) -{ - ngx_connection_t *fc; - - fc = r->connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 read client request body handler"); - - if (fc->read->timedout) { - ngx_log_error(NGX_LOG_INFO, fc->log, NGX_ETIMEDOUT, "client timed out"); - - fc->timedout = 1; - r->stream->skip_data = 1; - - ngx_http_finalize_request(r, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - if (fc->error) { - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client prematurely closed stream"); - - r->stream->skip_data = 1; - - ngx_http_finalize_request(r, NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } -} - - -ngx_int_t -ngx_http_v2_read_unbuffered_request_body(ngx_http_request_t *r) -{ - size_t window; - ngx_buf_t *buf; - ngx_int_t rc; - ngx_connection_t *fc; - ngx_http_v2_stream_t *stream; - ngx_http_v2_connection_t *h2c; - ngx_http_core_loc_conf_t *clcf; - - stream = r->stream; - fc = r->connection; - - if (fc->read->timedout) { - if (stream->recv_window) { - stream->skip_data = 1; - fc->timedout = 1; - - return NGX_HTTP_REQUEST_TIME_OUT; - } - - fc->read->timedout = 0; - } - - if (fc->error) { - stream->skip_data = 1; - return NGX_HTTP_BAD_REQUEST; - } - - rc = ngx_http_v2_filter_request_body(r); - - if (rc != NGX_OK) { - stream->skip_data = 1; - return rc; - } - - if (!r->request_body->rest) { - return NGX_OK; - } - - if (r->request_body->busy != NULL) { - return NGX_AGAIN; - } - - buf = r->request_body->buf; - - buf->pos = buf->start; - buf->last = buf->start; - - window = buf->end - buf->start; - h2c = stream->connection; - - if (h2c->state.stream == stream) { - window -= h2c->state.length; - } - - if (window <= stream->recv_window) { - if (window < stream->recv_window) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "http2 negative window update"); - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - return NGX_AGAIN; - } - - if (ngx_http_v2_send_window_update(h2c, stream->node->id, - window - stream->recv_window) - == NGX_ERROR) - { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (stream->recv_window == 0) { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - ngx_add_timer(fc->read, clcf->client_body_timeout); - } - - stream->recv_window = window; - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_v2_terminate_stream(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream, ngx_uint_t status) -{ - ngx_event_t *rev; - ngx_connection_t *fc; - - if (stream->rst_sent) { - return NGX_OK; - } - - if (ngx_http_v2_send_rst_stream(h2c, stream->node->id, status) - == NGX_ERROR) - { - return NGX_ERROR; - } - - stream->rst_sent = 1; - stream->skip_data = 1; - - fc = stream->request->connection; - fc->error = 1; - - rev = fc->read; - rev->handler(rev); - - return NGX_OK; -} - - -void -ngx_http_v2_close_stream(ngx_http_v2_stream_t *stream, ngx_int_t rc) -{ - ngx_pool_t *pool; - ngx_uint_t push; - ngx_event_t *ev; - ngx_connection_t *fc; - ngx_http_v2_node_t *node; - ngx_http_v2_connection_t *h2c; - - h2c = stream->connection; - node = stream->node; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 close stream %ui, queued %ui, " - "processing %ui, pushing %ui", - node->id, stream->queued, h2c->processing, h2c->pushing); - - fc = stream->request->connection; - - if (stream->queued) { - fc->error = 1; - fc->write->handler = ngx_http_v2_retry_close_stream_handler; - fc->read->handler = ngx_http_v2_retry_close_stream_handler; - return; - } - - if (!stream->rst_sent && !h2c->connection->error) { - - if (!stream->out_closed) { - if (ngx_http_v2_send_rst_stream(h2c, node->id, - fc->timedout ? NGX_HTTP_V2_PROTOCOL_ERROR - : NGX_HTTP_V2_INTERNAL_ERROR) - != NGX_OK) - { - h2c->connection->error = 1; - } - - } else if (!stream->in_closed) { - if (ngx_http_v2_send_rst_stream(h2c, node->id, NGX_HTTP_V2_NO_ERROR) - != NGX_OK) - { - h2c->connection->error = 1; - } - } - } - - if (h2c->state.stream == stream) { - h2c->state.stream = NULL; - } - - push = stream->node->id % 2 == 0; - - node->stream = NULL; - - ngx_queue_insert_tail(&h2c->closed, &node->reuse); - h2c->closed_nodes++; - - /* - * This pool keeps decoded request headers which can be used by log phase - * handlers in ngx_http_free_request(). - * - * The pointer is stored into local variable because the stream object - * will be destroyed after a call to ngx_http_free_request(). - */ - pool = stream->pool; - - h2c->frames -= stream->frames; - - ngx_http_free_request(stream->request, rc); - - if (pool != h2c->state.pool) { - ngx_destroy_pool(pool); - - } else { - /* pool will be destroyed when the complete header is parsed */ - h2c->state.keep_pool = 0; - } - - ev = fc->read; - - if (ev->timer_set) { - ngx_del_timer(ev); - } - - if (ev->posted) { - ngx_delete_posted_event(ev); - } - - ev = fc->write; - - if (ev->timer_set) { - ngx_del_timer(ev); - } - - if (ev->posted) { - ngx_delete_posted_event(ev); - } - - fc->data = h2c->free_fake_connections; - h2c->free_fake_connections = fc; - - if (push) { - h2c->pushing--; - - } else { - h2c->processing--; - } - - if (h2c->processing || h2c->pushing || h2c->blocked) { - return; - } - - ev = h2c->connection->read; - - ev->handler = ngx_http_v2_handle_connection_handler; - ngx_post_event(ev, &ngx_posted_events); -} - - -static void -ngx_http_v2_close_stream_handler(ngx_event_t *ev) -{ - ngx_connection_t *fc; - ngx_http_request_t *r; - - fc = ev->data; - r = fc->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 close stream handler"); - - if (ev->timedout) { - ngx_log_error(NGX_LOG_INFO, fc->log, NGX_ETIMEDOUT, "client timed out"); - - fc->timedout = 1; - - ngx_http_v2_close_stream(r->stream, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - ngx_http_v2_close_stream(r->stream, 0); -} - - -static void -ngx_http_v2_retry_close_stream_handler(ngx_event_t *ev) -{ - ngx_connection_t *fc; - ngx_http_request_t *r; - - fc = ev->data; - r = fc->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 retry close stream handler"); - - ngx_http_v2_close_stream(r->stream, 0); -} - - -static void -ngx_http_v2_handle_connection_handler(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_http_v2_connection_t *h2c; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, - "http2 handle connection handler"); - - c = rev->data; - h2c = c->data; - - if (c->error) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - rev->handler = ngx_http_v2_read_handler; - - if (rev->ready) { - ngx_http_v2_read_handler(rev); - return; - } - - if (h2c->last_out && ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - ngx_http_v2_handle_connection(c->data); -} - - -static void -ngx_http_v2_idle_handler(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_connection_t *h2c; - - c = rev->data; - h2c = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http2 idle handler"); - - if (rev->timedout || c->close) { - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_NO_ERROR); - return; - } - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - if (rev->pending_eof) { - c->log->handler = NULL; - ngx_log_error(NGX_LOG_INFO, c->log, rev->kq_errno, - "kevent() reported that client %V closed " - "idle connection", &c->addr_text); -#if (NGX_HTTP_SSL) - if (c->ssl) { - c->ssl->no_send_shutdown = 1; - } -#endif - ngx_http_close_connection(c); - return; - } - } - -#endif - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - if (h2c->idle++ > 10 * h2scf->max_requests) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "http2 flood detected"); - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_NO_ERROR); - return; - } - - c->destroyed = 0; - ngx_reusable_connection(c, 0); - - h2c->pool = ngx_create_pool(h2scf->pool_size, h2c->connection->log); - if (h2c->pool == NULL) { - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - return; - } - - c->write->handler = ngx_http_v2_write_handler; - - rev->handler = ngx_http_v2_read_handler; - ngx_http_v2_read_handler(rev); -} - - -static void -ngx_http_v2_finalize_connection(ngx_http_v2_connection_t *h2c, - ngx_uint_t status) -{ - ngx_uint_t i, size; - ngx_event_t *ev; - ngx_connection_t *c, *fc; - ngx_http_request_t *r; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - c = h2c->connection; - - h2c->blocked = 1; - - if (!c->error && !h2c->goaway) { - if (ngx_http_v2_send_goaway(h2c, status) != NGX_ERROR) { - (void) ngx_http_v2_send_output_queue(h2c); - } - } - - c->error = 1; - - if (!h2c->processing && !h2c->pushing) { - ngx_http_close_connection(c); - return; - } - - c->read->handler = ngx_http_empty_handler; - c->write->handler = ngx_http_empty_handler; - - h2c->last_out = NULL; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - size = ngx_http_v2_index_size(h2scf); - - for (i = 0; i < size; i++) { - - for (node = h2c->streams_index[i]; node; node = node->index) { - stream = node->stream; - - if (stream == NULL) { - continue; - } - - stream->waiting = 0; - - r = stream->request; - fc = r->connection; - - fc->error = 1; - - if (stream->queued) { - stream->queued = 0; - - ev = fc->write; - ev->active = 0; - ev->ready = 1; - - } else { - ev = fc->read; - } - - ev->eof = 1; - ev->handler(ev); - } - } - - h2c->blocked = 0; - - if (h2c->processing || h2c->pushing) { - return; - } - - ngx_http_close_connection(c); -} - - -static ngx_int_t -ngx_http_v2_adjust_windows(ngx_http_v2_connection_t *h2c, ssize_t delta) -{ - ngx_uint_t i, size; - ngx_event_t *wev; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - size = ngx_http_v2_index_size(h2scf); - - for (i = 0; i < size; i++) { - - for (node = h2c->streams_index[i]; node; node = node->index) { - stream = node->stream; - - if (stream == NULL) { - continue; - } - - if (delta > 0 - && stream->send_window - > (ssize_t) (NGX_HTTP_V2_MAX_WINDOW - delta)) - { - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_FLOW_CTRL_ERROR) - == NGX_ERROR) - { - return NGX_ERROR; - } - - continue; - } - - stream->send_window += delta; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui adjusted window: %z", - node->id, stream->send_window); - - if (stream->send_window > 0 && stream->exhausted) { - stream->exhausted = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - wev->handler(wev); - } - } - } - } - - return NGX_OK; -} - - -static void -ngx_http_v2_set_dependency(ngx_http_v2_connection_t *h2c, - ngx_http_v2_node_t *node, ngx_uint_t depend, ngx_uint_t exclusive) -{ - ngx_queue_t *children, *q; - ngx_http_v2_node_t *parent, *child, *next; - - parent = depend ? ngx_http_v2_get_node_by_id(h2c, depend, 0) : NULL; - - if (parent == NULL) { - parent = NGX_HTTP_V2_ROOT; - - if (depend != 0) { - exclusive = 0; - } - - node->rank = 1; - node->rel_weight = (1.0 / 256) * node->weight; - - children = &h2c->dependencies; - - } else { - if (node->parent != NULL) { - - for (next = parent->parent; - next != NGX_HTTP_V2_ROOT && next->rank >= node->rank; - next = next->parent) - { - if (next != node) { - continue; - } - - ngx_queue_remove(&parent->queue); - ngx_queue_insert_after(&node->queue, &parent->queue); - - parent->parent = node->parent; - - if (node->parent == NGX_HTTP_V2_ROOT) { - parent->rank = 1; - parent->rel_weight = (1.0 / 256) * parent->weight; - - } else { - parent->rank = node->parent->rank + 1; - parent->rel_weight = (node->parent->rel_weight / 256) - * parent->weight; - } - - if (!exclusive) { - ngx_http_v2_node_children_update(parent); - } - - break; - } - } - - node->rank = parent->rank + 1; - node->rel_weight = (parent->rel_weight / 256) * node->weight; - - if (parent->stream == NULL) { - ngx_queue_remove(&parent->reuse); - ngx_queue_insert_tail(&h2c->closed, &parent->reuse); - } - - children = &parent->children; - } - - if (exclusive) { - for (q = ngx_queue_head(children); - q != ngx_queue_sentinel(children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - child->parent = node; - } - - ngx_queue_add(&node->children, children); - ngx_queue_init(children); - } - - if (node->parent != NULL) { - ngx_queue_remove(&node->queue); - } - - ngx_queue_insert_tail(children, &node->queue); - - node->parent = parent; - - ngx_http_v2_node_children_update(node); -} - - -static void -ngx_http_v2_node_children_update(ngx_http_v2_node_t *node) -{ - ngx_queue_t *q; - ngx_http_v2_node_t *child; - - for (q = ngx_queue_head(&node->children); - q != ngx_queue_sentinel(&node->children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - - child->rank = node->rank + 1; - child->rel_weight = (node->rel_weight / 256) * child->weight; - - ngx_http_v2_node_children_update(child); - } -} - - -static void -ngx_http_v2_pool_cleanup(void *data) -{ - ngx_http_v2_connection_t *h2c = data; - - if (h2c->state.pool) { - ngx_destroy_pool(h2c->state.pool); - } - - if (h2c->pool) { - ngx_destroy_pool(h2c->pool); - } -} diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2.h b/src/nginx-1.18.0/src/http/v2/ngx_http_v2.h deleted file mode 100644 index 59ddf54..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2.h +++ /dev/null @@ -1,421 +0,0 @@ -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#ifndef _NGX_HTTP_V2_H_INCLUDED_ -#define _NGX_HTTP_V2_H_INCLUDED_ - - -#include -#include -#include - - -#define NGX_HTTP_V2_ALPN_ADVERTISE "\x02h2" -#define NGX_HTTP_V2_NPN_ADVERTISE NGX_HTTP_V2_ALPN_ADVERTISE - -#define NGX_HTTP_V2_STATE_BUFFER_SIZE 16 - -#define NGX_HTTP_V2_DEFAULT_FRAME_SIZE (1 << 14) -#define NGX_HTTP_V2_MAX_FRAME_SIZE ((1 << 24) - 1) - -#define NGX_HTTP_V2_INT_OCTETS 4 -#define NGX_HTTP_V2_MAX_FIELD \ - (127 + (1 << (NGX_HTTP_V2_INT_OCTETS - 1) * 7) - 1) - -#define NGX_HTTP_V2_STREAM_ID_SIZE 4 - -#define NGX_HTTP_V2_FRAME_HEADER_SIZE 9 - -/* frame types */ -#define NGX_HTTP_V2_DATA_FRAME 0x0 -#define NGX_HTTP_V2_HEADERS_FRAME 0x1 -#define NGX_HTTP_V2_PRIORITY_FRAME 0x2 -#define NGX_HTTP_V2_RST_STREAM_FRAME 0x3 -#define NGX_HTTP_V2_SETTINGS_FRAME 0x4 -#define NGX_HTTP_V2_PUSH_PROMISE_FRAME 0x5 -#define NGX_HTTP_V2_PING_FRAME 0x6 -#define NGX_HTTP_V2_GOAWAY_FRAME 0x7 -#define NGX_HTTP_V2_WINDOW_UPDATE_FRAME 0x8 -#define NGX_HTTP_V2_CONTINUATION_FRAME 0x9 - -/* frame flags */ -#define NGX_HTTP_V2_NO_FLAG 0x00 -#define NGX_HTTP_V2_ACK_FLAG 0x01 -#define NGX_HTTP_V2_END_STREAM_FLAG 0x01 -#define NGX_HTTP_V2_END_HEADERS_FLAG 0x04 -#define NGX_HTTP_V2_PADDED_FLAG 0x08 -#define NGX_HTTP_V2_PRIORITY_FLAG 0x20 - -#define NGX_HTTP_V2_MAX_WINDOW ((1U << 31) - 1) -#define NGX_HTTP_V2_DEFAULT_WINDOW 65535 - -#define NGX_HTTP_V2_DEFAULT_WEIGHT 16 - - -typedef struct ngx_http_v2_connection_s ngx_http_v2_connection_t; -typedef struct ngx_http_v2_node_s ngx_http_v2_node_t; -typedef struct ngx_http_v2_out_frame_s ngx_http_v2_out_frame_t; - - -typedef u_char *(*ngx_http_v2_handler_pt) (ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); - - -typedef struct { - ngx_str_t name; - ngx_str_t value; -} ngx_http_v2_header_t; - - -typedef struct { - ngx_uint_t sid; - size_t length; - size_t padding; - unsigned flags:8; - - unsigned incomplete:1; - unsigned keep_pool:1; - - /* HPACK */ - unsigned parse_name:1; - unsigned parse_value:1; - unsigned index:1; - ngx_http_v2_header_t header; - size_t header_limit; - u_char field_state; - u_char *field_start; - u_char *field_end; - size_t field_rest; - ngx_pool_t *pool; - - ngx_http_v2_stream_t *stream; - - u_char buffer[NGX_HTTP_V2_STATE_BUFFER_SIZE]; - size_t buffer_used; - ngx_http_v2_handler_pt handler; -} ngx_http_v2_state_t; - - - -typedef struct { - ngx_http_v2_header_t **entries; - - ngx_uint_t added; - ngx_uint_t deleted; - ngx_uint_t reused; - ngx_uint_t allocated; - - size_t size; - size_t free; - u_char *storage; - u_char *pos; -} ngx_http_v2_hpack_t; - - -struct ngx_http_v2_connection_s { - ngx_connection_t *connection; - ngx_http_connection_t *http_connection; - - off_t total_bytes; - off_t payload_bytes; - - ngx_uint_t processing; - ngx_uint_t frames; - ngx_uint_t idle; - ngx_uint_t priority_limit; - - ngx_uint_t pushing; - ngx_uint_t concurrent_pushes; - - size_t send_window; - size_t recv_window; - size_t init_window; - - size_t frame_size; - - ngx_queue_t waiting; - - ngx_http_v2_state_t state; - - ngx_http_v2_hpack_t hpack; - - ngx_pool_t *pool; - - ngx_http_v2_out_frame_t *free_frames; - ngx_connection_t *free_fake_connections; - - ngx_http_v2_node_t **streams_index; - - ngx_http_v2_out_frame_t *last_out; - - ngx_queue_t dependencies; - ngx_queue_t closed; - - ngx_uint_t last_sid; - ngx_uint_t last_push; - - unsigned closed_nodes:8; - unsigned settings_ack:1; - unsigned table_update:1; - unsigned blocked:1; - unsigned goaway:1; - unsigned push_disabled:1; -}; - - -struct ngx_http_v2_node_s { - ngx_uint_t id; - ngx_http_v2_node_t *index; - ngx_http_v2_node_t *parent; - ngx_queue_t queue; - ngx_queue_t children; - ngx_queue_t reuse; - ngx_uint_t rank; - ngx_uint_t weight; - double rel_weight; - ngx_http_v2_stream_t *stream; -}; - - -struct ngx_http_v2_stream_s { - ngx_http_request_t *request; - ngx_http_v2_connection_t *connection; - ngx_http_v2_node_t *node; - - ngx_uint_t queued; - - /* - * A change to SETTINGS_INITIAL_WINDOW_SIZE could cause the - * send_window to become negative, hence it's signed. - */ - ssize_t send_window; - size_t recv_window; - - ngx_buf_t *preread; - - ngx_uint_t frames; - - ngx_http_v2_out_frame_t *free_frames; - ngx_chain_t *free_frame_headers; - ngx_chain_t *free_bufs; - - ngx_queue_t queue; - - ngx_array_t *cookies; - - ngx_pool_t *pool; - - unsigned waiting:1; - unsigned blocked:1; - unsigned exhausted:1; - unsigned in_closed:1; - unsigned out_closed:1; - unsigned rst_sent:1; - unsigned no_flow_control:1; - unsigned skip_data:1; -}; - - -struct ngx_http_v2_out_frame_s { - ngx_http_v2_out_frame_t *next; - ngx_chain_t *first; - ngx_chain_t *last; - ngx_int_t (*handler)(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame); - - ngx_http_v2_stream_t *stream; - size_t length; - - unsigned blocked:1; - unsigned fin:1; -}; - - -static ngx_inline void -ngx_http_v2_queue_frame(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_http_v2_out_frame_t **out; - - for (out = &h2c->last_out; *out; out = &(*out)->next) { - - if ((*out)->blocked || (*out)->stream == NULL) { - break; - } - - if ((*out)->stream->node->rank < frame->stream->node->rank - || ((*out)->stream->node->rank == frame->stream->node->rank - && (*out)->stream->node->rel_weight - >= frame->stream->node->rel_weight)) - { - break; - } - } - - frame->next = *out; - *out = frame; -} - - -static ngx_inline void -ngx_http_v2_queue_blocked_frame(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_http_v2_out_frame_t **out; - - for (out = &h2c->last_out; *out; out = &(*out)->next) { - - if ((*out)->blocked || (*out)->stream == NULL) { - break; - } - } - - frame->next = *out; - *out = frame; -} - - -static ngx_inline void -ngx_http_v2_queue_ordered_frame(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - frame->next = h2c->last_out; - h2c->last_out = frame; -} - - -void ngx_http_v2_init(ngx_event_t *rev); - -ngx_int_t ngx_http_v2_read_request_body(ngx_http_request_t *r); -ngx_int_t ngx_http_v2_read_unbuffered_request_body(ngx_http_request_t *r); - -ngx_http_v2_stream_t *ngx_http_v2_push_stream(ngx_http_v2_stream_t *parent, - ngx_str_t *path); - -void ngx_http_v2_close_stream(ngx_http_v2_stream_t *stream, ngx_int_t rc); - -ngx_int_t ngx_http_v2_send_output_queue(ngx_http_v2_connection_t *h2c); - - -ngx_str_t *ngx_http_v2_get_static_name(ngx_uint_t index); -ngx_str_t *ngx_http_v2_get_static_value(ngx_uint_t index); - -ngx_int_t ngx_http_v2_get_indexed_header(ngx_http_v2_connection_t *h2c, - ngx_uint_t index, ngx_uint_t name_only); -ngx_int_t ngx_http_v2_add_header(ngx_http_v2_connection_t *h2c, - ngx_http_v2_header_t *header); -ngx_int_t ngx_http_v2_table_size(ngx_http_v2_connection_t *h2c, size_t size); - - -ngx_int_t ngx_http_v2_huff_decode(u_char *state, u_char *src, size_t len, - u_char **dst, ngx_uint_t last, ngx_log_t *log); -size_t ngx_http_v2_huff_encode(u_char *src, size_t len, u_char *dst, - ngx_uint_t lower); - - -#define ngx_http_v2_prefix(bits) ((1 << (bits)) - 1) - - -#if (NGX_HAVE_NONALIGNED) - -#define ngx_http_v2_parse_uint16(p) ntohs(*(uint16_t *) (p)) -#define ngx_http_v2_parse_uint32(p) ntohl(*(uint32_t *) (p)) - -#else - -#define ngx_http_v2_parse_uint16(p) ((p)[0] << 8 | (p)[1]) -#define ngx_http_v2_parse_uint32(p) \ - ((uint32_t) (p)[0] << 24 | (p)[1] << 16 | (p)[2] << 8 | (p)[3]) - -#endif - -#define ngx_http_v2_parse_length(p) ((p) >> 8) -#define ngx_http_v2_parse_type(p) ((p) & 0xff) -#define ngx_http_v2_parse_sid(p) (ngx_http_v2_parse_uint32(p) & 0x7fffffff) -#define ngx_http_v2_parse_window(p) (ngx_http_v2_parse_uint32(p) & 0x7fffffff) - - -#define ngx_http_v2_write_uint16_aligned(p, s) \ - (*(uint16_t *) (p) = htons((uint16_t) (s)), (p) + sizeof(uint16_t)) -#define ngx_http_v2_write_uint32_aligned(p, s) \ - (*(uint32_t *) (p) = htonl((uint32_t) (s)), (p) + sizeof(uint32_t)) - -#if (NGX_HAVE_NONALIGNED) - -#define ngx_http_v2_write_uint16 ngx_http_v2_write_uint16_aligned -#define ngx_http_v2_write_uint32 ngx_http_v2_write_uint32_aligned - -#else - -#define ngx_http_v2_write_uint16(p, s) \ - ((p)[0] = (u_char) ((s) >> 8), \ - (p)[1] = (u_char) (s), \ - (p) + sizeof(uint16_t)) - -#define ngx_http_v2_write_uint32(p, s) \ - ((p)[0] = (u_char) ((s) >> 24), \ - (p)[1] = (u_char) ((s) >> 16), \ - (p)[2] = (u_char) ((s) >> 8), \ - (p)[3] = (u_char) (s), \ - (p) + sizeof(uint32_t)) - -#endif - -#define ngx_http_v2_write_len_and_type(p, l, t) \ - ngx_http_v2_write_uint32_aligned(p, (l) << 8 | (t)) - -#define ngx_http_v2_write_sid ngx_http_v2_write_uint32 - - -#define ngx_http_v2_indexed(i) (128 + (i)) -#define ngx_http_v2_inc_indexed(i) (64 + (i)) - -#define ngx_http_v2_write_name(dst, src, len, tmp) \ - ngx_http_v2_string_encode(dst, src, len, tmp, 1) -#define ngx_http_v2_write_value(dst, src, len, tmp) \ - ngx_http_v2_string_encode(dst, src, len, tmp, 0) - -#define NGX_HTTP_V2_ENCODE_RAW 0 -#define NGX_HTTP_V2_ENCODE_HUFF 0x80 - -#define NGX_HTTP_V2_AUTHORITY_INDEX 1 - -#define NGX_HTTP_V2_METHOD_INDEX 2 -#define NGX_HTTP_V2_METHOD_GET_INDEX 2 -#define NGX_HTTP_V2_METHOD_POST_INDEX 3 - -#define NGX_HTTP_V2_PATH_INDEX 4 -#define NGX_HTTP_V2_PATH_ROOT_INDEX 4 - -#define NGX_HTTP_V2_SCHEME_HTTP_INDEX 6 -#define NGX_HTTP_V2_SCHEME_HTTPS_INDEX 7 - -#define NGX_HTTP_V2_STATUS_INDEX 8 -#define NGX_HTTP_V2_STATUS_200_INDEX 8 -#define NGX_HTTP_V2_STATUS_204_INDEX 9 -#define NGX_HTTP_V2_STATUS_206_INDEX 10 -#define NGX_HTTP_V2_STATUS_304_INDEX 11 -#define NGX_HTTP_V2_STATUS_400_INDEX 12 -#define NGX_HTTP_V2_STATUS_404_INDEX 13 -#define NGX_HTTP_V2_STATUS_500_INDEX 14 - -#define NGX_HTTP_V2_ACCEPT_ENCODING_INDEX 16 -#define NGX_HTTP_V2_ACCEPT_LANGUAGE_INDEX 17 -#define NGX_HTTP_V2_CONTENT_LENGTH_INDEX 28 -#define NGX_HTTP_V2_CONTENT_TYPE_INDEX 31 -#define NGX_HTTP_V2_DATE_INDEX 33 -#define NGX_HTTP_V2_LAST_MODIFIED_INDEX 44 -#define NGX_HTTP_V2_LOCATION_INDEX 46 -#define NGX_HTTP_V2_SERVER_INDEX 54 -#define NGX_HTTP_V2_USER_AGENT_INDEX 58 -#define NGX_HTTP_V2_VARY_INDEX 59 - - -u_char *ngx_http_v2_string_encode(u_char *dst, u_char *src, size_t len, - u_char *tmp, ngx_uint_t lower); - - -#endif /* _NGX_HTTP_V2_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_encode.c b/src/nginx-1.18.0/src/http/v2/ngx_http_v2_encode.c deleted file mode 100644 index ac79208..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_encode.c +++ /dev/null @@ -1,62 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include -#include -#include - - -static u_char *ngx_http_v2_write_int(u_char *pos, ngx_uint_t prefix, - ngx_uint_t value); - - -u_char * -ngx_http_v2_string_encode(u_char *dst, u_char *src, size_t len, u_char *tmp, - ngx_uint_t lower) -{ - size_t hlen; - - hlen = ngx_http_v2_huff_encode(src, len, tmp, lower); - - if (hlen > 0) { - *dst = NGX_HTTP_V2_ENCODE_HUFF; - dst = ngx_http_v2_write_int(dst, ngx_http_v2_prefix(7), hlen); - return ngx_cpymem(dst, tmp, hlen); - } - - *dst = NGX_HTTP_V2_ENCODE_RAW; - dst = ngx_http_v2_write_int(dst, ngx_http_v2_prefix(7), len); - - if (lower) { - ngx_strlow(dst, src, len); - return dst + len; - } - - return ngx_cpymem(dst, src, len); -} - - -static u_char * -ngx_http_v2_write_int(u_char *pos, ngx_uint_t prefix, ngx_uint_t value) -{ - if (value < prefix) { - *pos++ |= value; - return pos; - } - - *pos++ |= prefix; - value -= prefix; - - while (value >= 128) { - *pos++ = value % 128 + 128; - value /= 128; - } - - *pos++ = (u_char) value; - - return pos; -} diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_filter_module.c b/src/nginx-1.18.0/src/http/v2/ngx_http_v2_filter_module.c deleted file mode 100644 index a6e5e7d..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_filter_module.c +++ /dev/null @@ -1,2176 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - * Copyright (C) Ruslan Ermilov - */ - - -#include -#include -#include -#include -#include - - -/* - * This returns precise number of octets for values in range 0..253 - * and estimate number for the rest, but not smaller than required. - */ - -#define ngx_http_v2_integer_octets(v) (1 + (v) / 127) - -#define ngx_http_v2_literal_size(h) \ - (ngx_http_v2_integer_octets(sizeof(h) - 1) + sizeof(h) - 1) - - -#define NGX_HTTP_V2_NO_TRAILERS (ngx_http_v2_out_frame_t *) -1 - - -typedef struct { - ngx_str_t name; - u_char index; - ngx_uint_t offset; -} ngx_http_v2_push_header_t; - - -static ngx_http_v2_push_header_t ngx_http_v2_push_headers[] = { - { ngx_string(":authority"), NGX_HTTP_V2_AUTHORITY_INDEX, - offsetof(ngx_http_headers_in_t, host) }, - - { ngx_string("accept-encoding"), NGX_HTTP_V2_ACCEPT_ENCODING_INDEX, - offsetof(ngx_http_headers_in_t, accept_encoding) }, - - { ngx_string("accept-language"), NGX_HTTP_V2_ACCEPT_LANGUAGE_INDEX, - offsetof(ngx_http_headers_in_t, accept_language) }, - - { ngx_string("user-agent"), NGX_HTTP_V2_USER_AGENT_INDEX, - offsetof(ngx_http_headers_in_t, user_agent) }, -}; - -#define NGX_HTTP_V2_PUSH_HEADERS \ - (sizeof(ngx_http_v2_push_headers) / sizeof(ngx_http_v2_push_header_t)) - - -static ngx_int_t ngx_http_v2_push_resources(ngx_http_request_t *r); -static ngx_int_t ngx_http_v2_push_resource(ngx_http_request_t *r, - ngx_str_t *path, ngx_str_t *binary); - -static ngx_http_v2_out_frame_t *ngx_http_v2_create_headers_frame( - ngx_http_request_t *r, u_char *pos, u_char *end, ngx_uint_t fin); -static ngx_http_v2_out_frame_t *ngx_http_v2_create_push_frame( - ngx_http_request_t *r, u_char *pos, u_char *end); -static ngx_http_v2_out_frame_t *ngx_http_v2_create_trailers_frame( - ngx_http_request_t *r); - -static ngx_chain_t *ngx_http_v2_send_chain(ngx_connection_t *fc, - ngx_chain_t *in, off_t limit); - -static ngx_chain_t *ngx_http_v2_filter_get_shadow( - ngx_http_v2_stream_t *stream, ngx_buf_t *buf, off_t offset, off_t size); -static ngx_http_v2_out_frame_t *ngx_http_v2_filter_get_data_frame( - ngx_http_v2_stream_t *stream, size_t len, ngx_chain_t *first, - ngx_chain_t *last); - -static ngx_inline ngx_int_t ngx_http_v2_flow_control( - ngx_http_v2_connection_t *h2c, ngx_http_v2_stream_t *stream); -static void ngx_http_v2_waiting_queue(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream); - -static ngx_inline ngx_int_t ngx_http_v2_filter_send( - ngx_connection_t *fc, ngx_http_v2_stream_t *stream); - -static ngx_int_t ngx_http_v2_headers_frame_handler( - ngx_http_v2_connection_t *h2c, ngx_http_v2_out_frame_t *frame); -static ngx_int_t ngx_http_v2_push_frame_handler( - ngx_http_v2_connection_t *h2c, ngx_http_v2_out_frame_t *frame); -static ngx_int_t ngx_http_v2_data_frame_handler( - ngx_http_v2_connection_t *h2c, ngx_http_v2_out_frame_t *frame); -static ngx_inline void ngx_http_v2_handle_frame( - ngx_http_v2_stream_t *stream, ngx_http_v2_out_frame_t *frame); -static ngx_inline void ngx_http_v2_handle_stream( - ngx_http_v2_connection_t *h2c, ngx_http_v2_stream_t *stream); - -static void ngx_http_v2_filter_cleanup(void *data); - -static ngx_int_t ngx_http_v2_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_v2_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_v2_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_v2_filter_module = { - NGX_MODULE_V1, - &ngx_http_v2_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; - - -static ngx_int_t -ngx_http_v2_header_filter(ngx_http_request_t *r) -{ - u_char status, *pos, *start, *p, *tmp; - size_t len, tmp_len; - ngx_str_t host, location; - ngx_uint_t i, port, fin; - ngx_list_part_t *part; - ngx_table_elt_t *header; - ngx_connection_t *fc; - ngx_http_cleanup_t *cln; - ngx_http_v2_stream_t *stream; - ngx_http_v2_out_frame_t *frame; - ngx_http_v2_connection_t *h2c; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t *cscf; - u_char addr[NGX_SOCKADDR_STRLEN]; - - static const u_char nginx[5] = "\x84\xaa\x63\x55\xe7"; -#if (NGX_HTTP_GZIP) - static const u_char accept_encoding[12] = - "\x8b\x84\x84\x2d\x69\x5b\x05\x44\x3c\x86\xaa\x6f"; -#endif - - static size_t nginx_ver_len = ngx_http_v2_literal_size(NGINX_VER); - static u_char nginx_ver[ngx_http_v2_literal_size(NGINX_VER)]; - - static size_t nginx_ver_build_len = - ngx_http_v2_literal_size(NGINX_VER_BUILD); - static u_char nginx_ver_build[ngx_http_v2_literal_size(NGINX_VER_BUILD)]; - - stream = r->stream; - - if (!stream) { - return ngx_http_next_header_filter(r); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 header filter"); - - if (r->header_sent) { - return NGX_OK; - } - - r->header_sent = 1; - - if (r != r->main) { - return NGX_OK; - } - - fc = r->connection; - - if (fc->error) { - return NGX_ERROR; - } - - if (r->method == NGX_HTTP_HEAD) { - r->header_only = 1; - } - - switch (r->headers_out.status) { - - case NGX_HTTP_OK: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_200_INDEX); - break; - - case NGX_HTTP_NO_CONTENT: - r->header_only = 1; - - ngx_str_null(&r->headers_out.content_type); - - r->headers_out.content_length = NULL; - r->headers_out.content_length_n = -1; - - r->headers_out.last_modified_time = -1; - r->headers_out.last_modified = NULL; - - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_204_INDEX); - break; - - case NGX_HTTP_PARTIAL_CONTENT: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_206_INDEX); - break; - - case NGX_HTTP_NOT_MODIFIED: - r->header_only = 1; - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_304_INDEX); - break; - - default: - r->headers_out.last_modified_time = -1; - r->headers_out.last_modified = NULL; - - switch (r->headers_out.status) { - - case NGX_HTTP_BAD_REQUEST: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_400_INDEX); - break; - - case NGX_HTTP_NOT_FOUND: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_404_INDEX); - break; - - case NGX_HTTP_INTERNAL_SERVER_ERROR: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_500_INDEX); - break; - - default: - status = 0; - } - } - - h2c = stream->connection; - - if (!h2c->push_disabled && !h2c->goaway - && stream->node->id % 2 == 1 - && r->method != NGX_HTTP_HEAD) - { - if (ngx_http_v2_push_resources(r) != NGX_OK) { - return NGX_ERROR; - } - } - - len = h2c->table_update ? 1 : 0; - - len += status ? 1 : 1 + ngx_http_v2_literal_size("418"); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (r->headers_out.server == NULL) { - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - len += 1 + nginx_ver_len; - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - len += 1 + nginx_ver_build_len; - - } else { - len += 1 + sizeof(nginx); - } - } - - if (r->headers_out.date == NULL) { - len += 1 + ngx_http_v2_literal_size("Wed, 31 Dec 1986 18:00:00 GMT"); - } - - if (r->headers_out.content_type.len) { - len += 1 + NGX_HTTP_V2_INT_OCTETS + r->headers_out.content_type.len; - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - len += sizeof("; charset=") - 1 + r->headers_out.charset.len; - } - } - - if (r->headers_out.content_length == NULL - && r->headers_out.content_length_n >= 0) - { - len += 1 + ngx_http_v2_integer_octets(NGX_OFF_T_LEN) + NGX_OFF_T_LEN; - } - - if (r->headers_out.last_modified == NULL - && r->headers_out.last_modified_time != -1) - { - len += 1 + ngx_http_v2_literal_size("Wed, 31 Dec 1986 18:00:00 GMT"); - } - - if (r->headers_out.location && r->headers_out.location->value.len) { - - if (r->headers_out.location->value.data[0] == '/' - && clcf->absolute_redirect) - { - if (clcf->server_name_in_redirect) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - host = cscf->server_name; - - } else if (r->headers_in.server.len) { - host = r->headers_in.server; - - } else { - host.len = NGX_SOCKADDR_STRLEN; - host.data = addr; - - if (ngx_connection_local_sockaddr(fc, &host, 0) != NGX_OK) { - return NGX_ERROR; - } - } - - port = ngx_inet_get_port(fc->local_sockaddr); - - location.len = sizeof("https://") - 1 + host.len - + r->headers_out.location->value.len; - - if (clcf->port_in_redirect) { - -#if (NGX_HTTP_SSL) - if (fc->ssl) - port = (port == 443) ? 0 : port; - else -#endif - port = (port == 80) ? 0 : port; - - } else { - port = 0; - } - - if (port) { - location.len += sizeof(":65535") - 1; - } - - location.data = ngx_pnalloc(r->pool, location.len); - if (location.data == NULL) { - return NGX_ERROR; - } - - p = ngx_cpymem(location.data, "http", sizeof("http") - 1); - -#if (NGX_HTTP_SSL) - if (fc->ssl) { - *p++ = 's'; - } -#endif - - *p++ = ':'; *p++ = '/'; *p++ = '/'; - p = ngx_cpymem(p, host.data, host.len); - - if (port) { - p = ngx_sprintf(p, ":%ui", port); - } - - p = ngx_cpymem(p, r->headers_out.location->value.data, - r->headers_out.location->value.len); - - /* update r->headers_out.location->value for possible logging */ - - r->headers_out.location->value.len = p - location.data; - r->headers_out.location->value.data = location.data; - ngx_str_set(&r->headers_out.location->key, "Location"); - } - - r->headers_out.location->hash = 0; - - len += 1 + NGX_HTTP_V2_INT_OCTETS + r->headers_out.location->value.len; - } - - tmp_len = len; - -#if (NGX_HTTP_GZIP) - if (r->gzip_vary) { - if (clcf->gzip_vary) { - len += 1 + sizeof(accept_encoding); - - } else { - r->gzip_vary = 0; - } - } -#endif - - part = &r->headers_out.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - if (header[i].key.len > NGX_HTTP_V2_MAX_FIELD) { - ngx_log_error(NGX_LOG_CRIT, fc->log, 0, - "too long response header name: \"%V\"", - &header[i].key); - return NGX_ERROR; - } - - if (header[i].value.len > NGX_HTTP_V2_MAX_FIELD) { - ngx_log_error(NGX_LOG_CRIT, fc->log, 0, - "too long response header value: \"%V: %V\"", - &header[i].key, &header[i].value); - return NGX_ERROR; - } - - len += 1 + NGX_HTTP_V2_INT_OCTETS + header[i].key.len - + NGX_HTTP_V2_INT_OCTETS + header[i].value.len; - - if (header[i].key.len > tmp_len) { - tmp_len = header[i].key.len; - } - - if (header[i].value.len > tmp_len) { - tmp_len = header[i].value.len; - } - } - - tmp = ngx_palloc(r->pool, tmp_len); - pos = ngx_pnalloc(r->pool, len); - - if (pos == NULL || tmp == NULL) { - return NGX_ERROR; - } - - start = pos; - - if (h2c->table_update) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 table size update: 0"); - *pos++ = (1 << 5) | 0; - h2c->table_update = 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \":status: %03ui\"", - r->headers_out.status); - - if (status) { - *pos++ = status; - - } else { - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_STATUS_INDEX); - *pos++ = NGX_HTTP_V2_ENCODE_RAW | 3; - pos = ngx_sprintf(pos, "%03ui", r->headers_out.status); - } - - if (r->headers_out.server == NULL) { - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"server: %s\"", - NGINX_VER); - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"server: %s\"", - NGINX_VER_BUILD); - - } else { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"server: nginx\""); - } - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_SERVER_INDEX); - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - if (nginx_ver[0] == '\0') { - p = ngx_http_v2_write_value(nginx_ver, (u_char *) NGINX_VER, - sizeof(NGINX_VER) - 1, tmp); - nginx_ver_len = p - nginx_ver; - } - - pos = ngx_cpymem(pos, nginx_ver, nginx_ver_len); - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - if (nginx_ver_build[0] == '\0') { - p = ngx_http_v2_write_value(nginx_ver_build, - (u_char *) NGINX_VER_BUILD, - sizeof(NGINX_VER_BUILD) - 1, tmp); - nginx_ver_build_len = p - nginx_ver_build; - } - - pos = ngx_cpymem(pos, nginx_ver_build, nginx_ver_build_len); - - } else { - pos = ngx_cpymem(pos, nginx, sizeof(nginx)); - } - } - - if (r->headers_out.date == NULL) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"date: %V\"", - &ngx_cached_http_time); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_DATE_INDEX); - pos = ngx_http_v2_write_value(pos, ngx_cached_http_time.data, - ngx_cached_http_time.len, tmp); - } - - if (r->headers_out.content_type.len) { - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_CONTENT_TYPE_INDEX); - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - len = r->headers_out.content_type.len + sizeof("; charset=") - 1 - + r->headers_out.charset.len; - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - p = ngx_cpymem(p, r->headers_out.content_type.data, - r->headers_out.content_type.len); - - p = ngx_cpymem(p, "; charset=", sizeof("; charset=") - 1); - - p = ngx_cpymem(p, r->headers_out.charset.data, - r->headers_out.charset.len); - - /* updated r->headers_out.content_type is also needed for logging */ - - r->headers_out.content_type.len = len; - r->headers_out.content_type.data = p - len; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"content-type: %V\"", - &r->headers_out.content_type); - - pos = ngx_http_v2_write_value(pos, r->headers_out.content_type.data, - r->headers_out.content_type.len, tmp); - } - - if (r->headers_out.content_length == NULL - && r->headers_out.content_length_n >= 0) - { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"content-length: %O\"", - r->headers_out.content_length_n); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_CONTENT_LENGTH_INDEX); - - p = pos; - pos = ngx_sprintf(pos + 1, "%O", r->headers_out.content_length_n); - *p = NGX_HTTP_V2_ENCODE_RAW | (u_char) (pos - p - 1); - } - - if (r->headers_out.last_modified == NULL - && r->headers_out.last_modified_time != -1) - { - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_LAST_MODIFIED_INDEX); - - ngx_http_time(pos, r->headers_out.last_modified_time); - len = sizeof("Wed, 31 Dec 1986 18:00:00 GMT") - 1; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"last-modified: %*s\"", - len, pos); - - /* - * Date will always be encoded using huffman in the temporary buffer, - * so it's safe here to use src and dst pointing to the same address. - */ - pos = ngx_http_v2_write_value(pos, pos, len, tmp); - } - - if (r->headers_out.location && r->headers_out.location->value.len) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"location: %V\"", - &r->headers_out.location->value); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_LOCATION_INDEX); - pos = ngx_http_v2_write_value(pos, r->headers_out.location->value.data, - r->headers_out.location->value.len, tmp); - } - -#if (NGX_HTTP_GZIP) - if (r->gzip_vary) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"vary: Accept-Encoding\""); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_VARY_INDEX); - pos = ngx_cpymem(pos, accept_encoding, sizeof(accept_encoding)); - } -#endif - - part = &r->headers_out.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - -#if (NGX_DEBUG) - if (fc->log->log_level & NGX_LOG_DEBUG_HTTP) { - ngx_strlow(tmp, header[i].key.data, header[i].key.len); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"%*s: %V\"", - header[i].key.len, tmp, &header[i].value); - } -#endif - - *pos++ = 0; - - pos = ngx_http_v2_write_name(pos, header[i].key.data, - header[i].key.len, tmp); - - pos = ngx_http_v2_write_value(pos, header[i].value.data, - header[i].value.len, tmp); - } - - fin = r->header_only - || (r->headers_out.content_length_n == 0 && !r->expect_trailers); - - frame = ngx_http_v2_create_headers_frame(r, start, pos, fin); - if (frame == NULL) { - return NGX_ERROR; - } - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - stream->queued++; - - cln = ngx_http_cleanup_add(r, 0); - if (cln == NULL) { - return NGX_ERROR; - } - - cln->handler = ngx_http_v2_filter_cleanup; - cln->data = stream; - - fc->send_chain = ngx_http_v2_send_chain; - fc->need_last_buf = 1; - - return ngx_http_v2_filter_send(fc, stream); -} - - -static ngx_int_t -ngx_http_v2_push_resources(ngx_http_request_t *r) -{ - u_char *start, *end, *last; - ngx_int_t rc; - ngx_str_t path; - ngx_uint_t i, push; - ngx_table_elt_t **h; - ngx_http_v2_loc_conf_t *h2lcf; - ngx_http_complex_value_t *pushes; - ngx_str_t binary[NGX_HTTP_V2_PUSH_HEADERS]; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 push resources"); - - ngx_memzero(binary, NGX_HTTP_V2_PUSH_HEADERS * sizeof(ngx_str_t)); - - h2lcf = ngx_http_get_module_loc_conf(r, ngx_http_v2_module); - - if (h2lcf->pushes) { - pushes = h2lcf->pushes->elts; - - for (i = 0; i < h2lcf->pushes->nelts; i++) { - - if (ngx_http_complex_value(r, &pushes[i], &path) != NGX_OK) { - return NGX_ERROR; - } - - if (path.len == 0) { - continue; - } - - if (path.len == 3 && ngx_strncmp(path.data, "off", 3) == 0) { - continue; - } - - rc = ngx_http_v2_push_resource(r, &path, binary); - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc == NGX_ABORT) { - return NGX_OK; - } - - /* NGX_OK, NGX_DECLINED */ - } - } - - if (!h2lcf->push_preload) { - return NGX_OK; - } - - h = r->headers_out.link.elts; - - for (i = 0; i < r->headers_out.link.nelts; i++) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 parse link: \"%V\"", &h[i]->value); - - start = h[i]->value.data; - end = h[i]->value.data + h[i]->value.len; - - next_link: - - while (start < end && *start == ' ') { start++; } - - if (start == end || *start++ != '<') { - continue; - } - - while (start < end && *start == ' ') { start++; } - - for (last = start; last < end && *last != '>'; last++) { - /* void */ - } - - if (last == start || last == end) { - continue; - } - - path.len = last - start; - path.data = start; - - start = last + 1; - - while (start < end && *start == ' ') { start++; } - - if (start == end) { - continue; - } - - if (*start == ',') { - start++; - goto next_link; - } - - if (*start++ != ';') { - continue; - } - - last = ngx_strlchr(start, end, ','); - - if (last == NULL) { - last = end; - } - - push = 0; - - for ( ;; ) { - - while (start < last && *start == ' ') { start++; } - - if (last - start >= 6 - && ngx_strncasecmp(start, (u_char *) "nopush", 6) == 0) - { - start += 6; - - if (start == last || *start == ' ' || *start == ';') { - push = 0; - break; - } - - goto next_param; - } - - if (last - start >= 11 - && ngx_strncasecmp(start, (u_char *) "rel=preload", 11) == 0) - { - start += 11; - - if (start == last || *start == ' ' || *start == ';') { - push = 1; - } - - goto next_param; - } - - if (last - start >= 4 - && ngx_strncasecmp(start, (u_char *) "rel=", 4) == 0) - { - start += 4; - - while (start < last && *start == ' ') { start++; } - - if (start == last || *start++ != '"') { - goto next_param; - } - - for ( ;; ) { - - while (start < last && *start == ' ') { start++; } - - if (last - start >= 7 - && ngx_strncasecmp(start, (u_char *) "preload", 7) == 0) - { - start += 7; - - if (start < last && (*start == ' ' || *start == '"')) { - push = 1; - break; - } - } - - while (start < last && *start != ' ' && *start != '"') { - start++; - } - - if (start == last) { - break; - } - - if (*start == '"') { - break; - } - - start++; - } - } - - next_param: - - start = ngx_strlchr(start, last, ';'); - - if (start == NULL) { - break; - } - - start++; - } - - if (push) { - while (path.len && path.data[path.len - 1] == ' ') { - path.len--; - } - } - - if (push && path.len - && !(path.len > 1 && path.data[0] == '/' && path.data[1] == '/')) - { - rc = ngx_http_v2_push_resource(r, &path, binary); - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc == NGX_ABORT) { - return NGX_OK; - } - - /* NGX_OK, NGX_DECLINED */ - } - - if (last < end) { - start = last + 1; - goto next_link; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_push_resource(ngx_http_request_t *r, ngx_str_t *path, - ngx_str_t *binary) -{ - u_char *start, *pos, *tmp; - size_t len; - ngx_str_t *value; - ngx_uint_t i; - ngx_table_elt_t **h; - ngx_connection_t *fc; - ngx_http_v2_stream_t *stream; - ngx_http_v2_out_frame_t *frame; - ngx_http_v2_connection_t *h2c; - ngx_http_v2_push_header_t *ph; - - fc = r->connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, "http2 push resource"); - - stream = r->stream; - h2c = stream->connection; - - if (!ngx_path_separator(path->data[0])) { - ngx_log_error(NGX_LOG_WARN, fc->log, 0, - "non-absolute path \"%V\" not pushed", path); - return NGX_DECLINED; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 pushing:%ui limit:%ui", - h2c->pushing, h2c->concurrent_pushes); - - if (h2c->pushing >= h2c->concurrent_pushes) { - return NGX_ABORT; - } - - if (h2c->last_push == 0x7ffffffe) { - return NGX_ABORT; - } - - if (path->len > NGX_HTTP_V2_MAX_FIELD) { - return NGX_DECLINED; - } - - if (r->headers_in.host == NULL) { - return NGX_ABORT; - } - - ph = ngx_http_v2_push_headers; - - len = ngx_max(r->schema.len, path->len); - - if (binary[0].len) { - tmp = ngx_palloc(r->pool, len); - if (tmp == NULL) { - return NGX_ERROR; - } - - } else { - for (i = 0; i < NGX_HTTP_V2_PUSH_HEADERS; i++) { - h = (ngx_table_elt_t **) ((char *) &r->headers_in + ph[i].offset); - - if (*h) { - len = ngx_max(len, (*h)->value.len); - } - } - - tmp = ngx_palloc(r->pool, len); - if (tmp == NULL) { - return NGX_ERROR; - } - - for (i = 0; i < NGX_HTTP_V2_PUSH_HEADERS; i++) { - h = (ngx_table_elt_t **) ((char *) &r->headers_in + ph[i].offset); - - if (*h == NULL) { - continue; - } - - value = &(*h)->value; - - len = 1 + NGX_HTTP_V2_INT_OCTETS + value->len; - - pos = ngx_pnalloc(r->pool, len); - if (pos == NULL) { - return NGX_ERROR; - } - - binary[i].data = pos; - - *pos++ = ngx_http_v2_inc_indexed(ph[i].index); - pos = ngx_http_v2_write_value(pos, value->data, value->len, tmp); - - binary[i].len = pos - binary[i].data; - } - } - - len = (h2c->table_update ? 1 : 0) - + 1 - + 1 + NGX_HTTP_V2_INT_OCTETS + path->len - + 1 + NGX_HTTP_V2_INT_OCTETS + r->schema.len; - - for (i = 0; i < NGX_HTTP_V2_PUSH_HEADERS; i++) { - len += binary[i].len; - } - - pos = ngx_pnalloc(r->pool, len); - if (pos == NULL) { - return NGX_ERROR; - } - - start = pos; - - if (h2c->table_update) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 table size update: 0"); - *pos++ = (1 << 5) | 0; - h2c->table_update = 0; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 push header: \":method: GET\""); - - *pos++ = ngx_http_v2_indexed(NGX_HTTP_V2_METHOD_GET_INDEX); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 push header: \":path: %V\"", path); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_PATH_INDEX); - pos = ngx_http_v2_write_value(pos, path->data, path->len, tmp); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 push header: \":scheme: %V\"", &r->schema); - - if (r->schema.len == 5 && ngx_strncmp(r->schema.data, "https", 5) == 0) { - *pos++ = ngx_http_v2_indexed(NGX_HTTP_V2_SCHEME_HTTPS_INDEX); - - } else if (r->schema.len == 4 - && ngx_strncmp(r->schema.data, "http", 4) == 0) - { - *pos++ = ngx_http_v2_indexed(NGX_HTTP_V2_SCHEME_HTTP_INDEX); - - } else { - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_SCHEME_HTTP_INDEX); - pos = ngx_http_v2_write_value(pos, r->schema.data, r->schema.len, tmp); - } - - for (i = 0; i < NGX_HTTP_V2_PUSH_HEADERS; i++) { - h = (ngx_table_elt_t **) ((char *) &r->headers_in + ph[i].offset); - - if (*h == NULL) { - continue; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 push header: \"%V: %V\"", - &ph[i].name, &(*h)->value); - - pos = ngx_cpymem(pos, binary[i].data, binary[i].len); - } - - frame = ngx_http_v2_create_push_frame(r, start, pos); - if (frame == NULL) { - return NGX_ERROR; - } - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - stream->queued++; - - stream = ngx_http_v2_push_stream(stream, path); - - if (stream) { - stream->request->request_length = pos - start; - return NGX_OK; - } - - return NGX_ERROR; -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_create_headers_frame(ngx_http_request_t *r, u_char *pos, - u_char *end, ngx_uint_t fin) -{ - u_char type, flags; - size_t rest, frame_size; - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - ngx_http_v2_stream_t *stream; - ngx_http_v2_out_frame_t *frame; - - stream = r->stream; - rest = end - pos; - - frame = ngx_palloc(r->pool, sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NULL; - } - - frame->handler = ngx_http_v2_headers_frame_handler; - frame->stream = stream; - frame->length = rest; - frame->blocked = 1; - frame->fin = fin; - - ll = &frame->first; - - type = NGX_HTTP_V2_HEADERS_FRAME; - flags = fin ? NGX_HTTP_V2_END_STREAM_FLAG : NGX_HTTP_V2_NO_FLAG; - frame_size = stream->connection->frame_size; - - for ( ;; ) { - if (rest <= frame_size) { - frame_size = rest; - flags |= NGX_HTTP_V2_END_HEADERS_FLAG; - } - - b = ngx_create_temp_buf(r->pool, NGX_HTTP_V2_FRAME_HEADER_SIZE); - if (b == NULL) { - return NULL; - } - - b->last = ngx_http_v2_write_len_and_type(b->last, frame_size, type); - *b->last++ = flags; - b->last = ngx_http_v2_write_sid(b->last, stream->node->id); - - b->tag = (ngx_buf_tag_t) &ngx_http_v2_module; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = b; - - *ll = cl; - ll = &cl->next; - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NULL; - } - - b->pos = pos; - - pos += frame_size; - - b->last = pos; - b->start = b->pos; - b->end = b->last; - b->temporary = 1; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = b; - - *ll = cl; - ll = &cl->next; - - rest -= frame_size; - - if (rest) { - frame->length += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - type = NGX_HTTP_V2_CONTINUATION_FRAME; - flags = NGX_HTTP_V2_NO_FLAG; - continue; - } - - b->last_buf = fin; - cl->next = NULL; - frame->last = cl; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2:%ui create HEADERS frame %p: len:%uz fin:%ui", - stream->node->id, frame, frame->length, fin); - - return frame; - } -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_create_push_frame(ngx_http_request_t *r, u_char *pos, u_char *end) -{ - u_char type, flags; - size_t rest, frame_size, len; - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - ngx_http_v2_stream_t *stream; - ngx_http_v2_out_frame_t *frame; - ngx_http_v2_connection_t *h2c; - - stream = r->stream; - h2c = stream->connection; - rest = NGX_HTTP_V2_STREAM_ID_SIZE + (end - pos); - - frame = ngx_palloc(r->pool, sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NULL; - } - - frame->handler = ngx_http_v2_push_frame_handler; - frame->stream = stream; - frame->length = rest; - frame->blocked = 1; - frame->fin = 0; - - ll = &frame->first; - - type = NGX_HTTP_V2_PUSH_PROMISE_FRAME; - flags = NGX_HTTP_V2_NO_FLAG; - frame_size = h2c->frame_size; - - for ( ;; ) { - if (rest <= frame_size) { - frame_size = rest; - flags |= NGX_HTTP_V2_END_HEADERS_FLAG; - } - - b = ngx_create_temp_buf(r->pool, - NGX_HTTP_V2_FRAME_HEADER_SIZE - + ((type == NGX_HTTP_V2_PUSH_PROMISE_FRAME) - ? NGX_HTTP_V2_STREAM_ID_SIZE : 0)); - if (b == NULL) { - return NULL; - } - - b->last = ngx_http_v2_write_len_and_type(b->last, frame_size, type); - *b->last++ = flags; - b->last = ngx_http_v2_write_sid(b->last, stream->node->id); - - b->tag = (ngx_buf_tag_t) &ngx_http_v2_module; - - if (type == NGX_HTTP_V2_PUSH_PROMISE_FRAME) { - h2c->last_push += 2; - - b->last = ngx_http_v2_write_sid(b->last, h2c->last_push); - len = frame_size - NGX_HTTP_V2_STREAM_ID_SIZE; - - } else { - len = frame_size; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = b; - - *ll = cl; - ll = &cl->next; - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NULL; - } - - b->pos = pos; - - pos += len; - - b->last = pos; - b->start = b->pos; - b->end = b->last; - b->temporary = 1; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = b; - - *ll = cl; - ll = &cl->next; - - rest -= frame_size; - - if (rest) { - frame->length += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - type = NGX_HTTP_V2_CONTINUATION_FRAME; - continue; - } - - cl->next = NULL; - frame->last = cl; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2:%ui create PUSH_PROMISE frame %p: " - "sid:%ui len:%uz", - stream->node->id, frame, h2c->last_push, - frame->length); - - return frame; - } -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_create_trailers_frame(ngx_http_request_t *r) -{ - u_char *pos, *start, *tmp; - size_t len, tmp_len; - ngx_uint_t i; - ngx_list_part_t *part; - ngx_table_elt_t *header; - ngx_connection_t *fc; - - fc = r->connection; - len = 0; - tmp_len = 0; - - part = &r->headers_out.trailers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - if (header[i].key.len > NGX_HTTP_V2_MAX_FIELD) { - ngx_log_error(NGX_LOG_CRIT, fc->log, 0, - "too long response trailer name: \"%V\"", - &header[i].key); - return NULL; - } - - if (header[i].value.len > NGX_HTTP_V2_MAX_FIELD) { - ngx_log_error(NGX_LOG_CRIT, fc->log, 0, - "too long response trailer value: \"%V: %V\"", - &header[i].key, &header[i].value); - return NULL; - } - - len += 1 + NGX_HTTP_V2_INT_OCTETS + header[i].key.len - + NGX_HTTP_V2_INT_OCTETS + header[i].value.len; - - if (header[i].key.len > tmp_len) { - tmp_len = header[i].key.len; - } - - if (header[i].value.len > tmp_len) { - tmp_len = header[i].value.len; - } - } - - if (len == 0) { - return NGX_HTTP_V2_NO_TRAILERS; - } - - tmp = ngx_palloc(r->pool, tmp_len); - pos = ngx_pnalloc(r->pool, len); - - if (pos == NULL || tmp == NULL) { - return NULL; - } - - start = pos; - - part = &r->headers_out.trailers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - -#if (NGX_DEBUG) - if (fc->log->log_level & NGX_LOG_DEBUG_HTTP) { - ngx_strlow(tmp, header[i].key.data, header[i].key.len); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output trailer: \"%*s: %V\"", - header[i].key.len, tmp, &header[i].value); - } -#endif - - *pos++ = 0; - - pos = ngx_http_v2_write_name(pos, header[i].key.data, - header[i].key.len, tmp); - - pos = ngx_http_v2_write_value(pos, header[i].value.data, - header[i].value.len, tmp); - } - - return ngx_http_v2_create_headers_frame(r, start, pos, 1); -} - - -static ngx_chain_t * -ngx_http_v2_send_chain(ngx_connection_t *fc, ngx_chain_t *in, off_t limit) -{ - off_t size, offset; - size_t rest, frame_size; - ngx_chain_t *cl, *out, **ln; - ngx_http_request_t *r; - ngx_http_v2_stream_t *stream; - ngx_http_v2_loc_conf_t *h2lcf; - ngx_http_v2_out_frame_t *frame, *trailers; - ngx_http_v2_connection_t *h2c; - - r = fc->data; - stream = r->stream; - -#if (NGX_SUPPRESS_WARN) - size = 0; -#endif - - while (in) { - size = ngx_buf_size(in->buf); - - if (size || in->buf->last_buf) { - break; - } - - in = in->next; - } - - if (in == NULL || stream->out_closed) { - - if (size) { - ngx_log_error(NGX_LOG_ERR, fc->log, 0, - "output on closed stream"); - return NGX_CHAIN_ERROR; - } - - if (stream->queued) { - fc->write->active = 1; - fc->write->ready = 0; - - } else { - fc->buffered &= ~NGX_HTTP_V2_BUFFERED; - } - - return NULL; - } - - h2c = stream->connection; - - if (size && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) { - fc->write->active = 1; - fc->write->ready = 0; - return in; - } - - if (in->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - cl->buf = in->buf; - in->buf = cl->buf->shadow; - - offset = ngx_buf_in_memory(in->buf) - ? (cl->buf->pos - in->buf->pos) - : (cl->buf->file_pos - in->buf->file_pos); - - cl->next = stream->free_bufs; - stream->free_bufs = cl; - - } else { - offset = 0; - } - - if (limit == 0 || limit > (off_t) h2c->send_window) { - limit = h2c->send_window; - } - - if (limit > stream->send_window) { - limit = (stream->send_window > 0) ? stream->send_window : 0; - } - - h2lcf = ngx_http_get_module_loc_conf(r, ngx_http_v2_module); - - frame_size = (h2lcf->chunk_size < h2c->frame_size) - ? h2lcf->chunk_size : h2c->frame_size; - - trailers = NGX_HTTP_V2_NO_TRAILERS; - -#if (NGX_SUPPRESS_WARN) - cl = NULL; -#endif - - for ( ;; ) { - if ((off_t) frame_size > limit) { - frame_size = (size_t) limit; - } - - ln = &out; - rest = frame_size; - - while ((off_t) rest >= size) { - - if (offset) { - cl = ngx_http_v2_filter_get_shadow(stream, in->buf, - offset, size); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - offset = 0; - - } else { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - cl->buf = in->buf; - } - - *ln = cl; - ln = &cl->next; - - rest -= (size_t) size; - in = in->next; - - if (in == NULL) { - frame_size -= rest; - rest = 0; - break; - } - - size = ngx_buf_size(in->buf); - } - - if (rest) { - cl = ngx_http_v2_filter_get_shadow(stream, in->buf, offset, rest); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - cl->buf->flush = 0; - cl->buf->last_buf = 0; - - *ln = cl; - - offset += rest; - size -= rest; - } - - if (cl->buf->last_buf) { - trailers = ngx_http_v2_create_trailers_frame(r); - if (trailers == NULL) { - return NGX_CHAIN_ERROR; - } - - if (trailers != NGX_HTTP_V2_NO_TRAILERS) { - cl->buf->last_buf = 0; - } - } - - if (frame_size || cl->buf->last_buf) { - frame = ngx_http_v2_filter_get_data_frame(stream, frame_size, - out, cl); - if (frame == NULL) { - return NGX_CHAIN_ERROR; - } - - ngx_http_v2_queue_frame(h2c, frame); - - h2c->send_window -= frame_size; - - stream->send_window -= frame_size; - stream->queued++; - } - - if (in == NULL) { - - if (trailers != NGX_HTTP_V2_NO_TRAILERS) { - ngx_http_v2_queue_frame(h2c, trailers); - stream->queued++; - } - - break; - } - - limit -= frame_size; - - if (limit == 0) { - break; - } - } - - if (offset) { - cl = ngx_http_v2_filter_get_shadow(stream, in->buf, offset, size); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - in->buf = cl->buf; - ngx_free_chain(r->pool, cl); - } - - if (ngx_http_v2_filter_send(fc, stream) == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - if (in && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) { - fc->write->active = 1; - fc->write->ready = 0; - } - - return in; -} - - -static ngx_chain_t * -ngx_http_v2_filter_get_shadow(ngx_http_v2_stream_t *stream, ngx_buf_t *buf, - off_t offset, off_t size) -{ - ngx_buf_t *chunk; - ngx_chain_t *cl; - - cl = ngx_chain_get_free_buf(stream->request->pool, &stream->free_bufs); - if (cl == NULL) { - return NULL; - } - - chunk = cl->buf; - - ngx_memcpy(chunk, buf, sizeof(ngx_buf_t)); - - chunk->tag = (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow; - chunk->shadow = buf; - - if (ngx_buf_in_memory(chunk)) { - chunk->pos += offset; - chunk->last = chunk->pos + size; - } - - if (chunk->in_file) { - chunk->file_pos += offset; - chunk->file_last = chunk->file_pos + size; - } - - return cl; -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_filter_get_data_frame(ngx_http_v2_stream_t *stream, - size_t len, ngx_chain_t *first, ngx_chain_t *last) -{ - u_char flags; - ngx_buf_t *buf; - ngx_chain_t *cl; - ngx_http_v2_out_frame_t *frame; - ngx_http_v2_connection_t *h2c; - - frame = stream->free_frames; - h2c = stream->connection; - - if (frame) { - stream->free_frames = frame->next; - - } else if (h2c->frames < 10000) { - frame = ngx_palloc(stream->request->pool, - sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NULL; - } - - stream->frames++; - h2c->frames++; - - } else { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "http2 flood detected"); - - h2c->connection->error = 1; - return NULL; - } - - flags = last->buf->last_buf ? NGX_HTTP_V2_END_STREAM_FLAG : 0; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, stream->request->connection->log, 0, - "http2:%ui create DATA frame %p: len:%uz flags:%ui", - stream->node->id, frame, len, (ngx_uint_t) flags); - - cl = ngx_chain_get_free_buf(stream->request->pool, - &stream->free_frame_headers); - if (cl == NULL) { - return NULL; - } - - buf = cl->buf; - - if (buf->start == NULL) { - buf->start = ngx_palloc(stream->request->pool, - NGX_HTTP_V2_FRAME_HEADER_SIZE); - if (buf->start == NULL) { - return NULL; - } - - buf->end = buf->start + NGX_HTTP_V2_FRAME_HEADER_SIZE; - buf->last = buf->end; - - buf->tag = (ngx_buf_tag_t) &ngx_http_v2_module; - buf->memory = 1; - } - - buf->pos = buf->start; - buf->last = buf->pos; - - buf->last = ngx_http_v2_write_len_and_type(buf->last, len, - NGX_HTTP_V2_DATA_FRAME); - *buf->last++ = flags; - - buf->last = ngx_http_v2_write_sid(buf->last, stream->node->id); - - cl->next = first; - first = cl; - - last->buf->flush = 1; - - frame->first = first; - frame->last = last; - frame->handler = ngx_http_v2_data_frame_handler; - frame->stream = stream; - frame->length = len; - frame->blocked = 0; - frame->fin = last->buf->last_buf; - - return frame; -} - - -static ngx_inline ngx_int_t -ngx_http_v2_flow_control(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream) -{ - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui windows: conn:%uz stream:%z", - stream->node->id, h2c->send_window, stream->send_window); - - if (stream->send_window <= 0) { - stream->exhausted = 1; - return NGX_DECLINED; - } - - if (h2c->send_window == 0) { - ngx_http_v2_waiting_queue(h2c, stream); - return NGX_DECLINED; - } - - return NGX_OK; -} - - -static void -ngx_http_v2_waiting_queue(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream) -{ - ngx_queue_t *q; - ngx_http_v2_stream_t *s; - - if (stream->waiting) { - return; - } - - stream->waiting = 1; - - for (q = ngx_queue_last(&h2c->waiting); - q != ngx_queue_sentinel(&h2c->waiting); - q = ngx_queue_prev(q)) - { - s = ngx_queue_data(q, ngx_http_v2_stream_t, queue); - - if (s->node->rank < stream->node->rank - || (s->node->rank == stream->node->rank - && s->node->rel_weight >= stream->node->rel_weight)) - { - break; - } - } - - ngx_queue_insert_after(q, &stream->queue); -} - - -static ngx_inline ngx_int_t -ngx_http_v2_filter_send(ngx_connection_t *fc, ngx_http_v2_stream_t *stream) -{ - stream->blocked = 1; - - if (ngx_http_v2_send_output_queue(stream->connection) == NGX_ERROR) { - fc->error = 1; - return NGX_ERROR; - } - - stream->blocked = 0; - - if (stream->queued) { - fc->buffered |= NGX_HTTP_V2_BUFFERED; - fc->write->active = 1; - fc->write->ready = 0; - return NGX_AGAIN; - } - - fc->buffered &= ~NGX_HTTP_V2_BUFFERED; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_headers_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_chain_t *cl, *ln; - ngx_http_v2_stream_t *stream; - - stream = frame->stream; - cl = frame->first; - - for ( ;; ) { - if (cl->buf->pos != cl->buf->last) { - frame->first = cl; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui HEADERS frame %p was sent partially", - stream->node->id, frame); - - return NGX_AGAIN; - } - - ln = cl->next; - - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) { - cl->next = stream->free_frame_headers; - stream->free_frame_headers = cl; - - } else { - cl->next = stream->free_bufs; - stream->free_bufs = cl; - } - - if (cl == frame->last) { - break; - } - - cl = ln; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui HEADERS frame %p was sent", - stream->node->id, frame); - - stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE - + frame->length; - - h2c->payload_bytes += frame->length; - - ngx_http_v2_handle_frame(stream, frame); - - ngx_http_v2_handle_stream(h2c, stream); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_push_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_chain_t *cl, *ln; - ngx_http_v2_stream_t *stream; - - stream = frame->stream; - cl = frame->first; - - for ( ;; ) { - if (cl->buf->pos != cl->buf->last) { - frame->first = cl; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui PUSH_PROMISE frame %p was sent partially", - stream->node->id, frame); - - return NGX_AGAIN; - } - - ln = cl->next; - - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) { - cl->next = stream->free_frame_headers; - stream->free_frame_headers = cl; - - } else { - cl->next = stream->free_bufs; - stream->free_bufs = cl; - } - - if (cl == frame->last) { - break; - } - - cl = ln; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui PUSH_PROMISE frame %p was sent", - stream->node->id, frame); - - stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE - + frame->length; - - h2c->payload_bytes += frame->length; - - ngx_http_v2_handle_frame(stream, frame); - - ngx_http_v2_handle_stream(h2c, stream); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_data_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_buf_t *buf; - ngx_chain_t *cl, *ln; - ngx_http_v2_stream_t *stream; - - stream = frame->stream; - cl = frame->first; - - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) { - - if (cl->buf->pos != cl->buf->last) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui DATA frame %p was sent partially", - stream->node->id, frame); - - return NGX_AGAIN; - } - - ln = cl->next; - - cl->next = stream->free_frame_headers; - stream->free_frame_headers = cl; - - if (cl == frame->last) { - goto done; - } - - cl = ln; - } - - for ( ;; ) { - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) { - buf = cl->buf->shadow; - - if (ngx_buf_in_memory(buf)) { - buf->pos = cl->buf->pos; - } - - if (buf->in_file) { - buf->file_pos = cl->buf->file_pos; - } - } - - if (ngx_buf_size(cl->buf) != 0) { - - if (cl != frame->first) { - frame->first = cl; - ngx_http_v2_handle_stream(h2c, stream); - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui DATA frame %p was sent partially", - stream->node->id, frame); - - return NGX_AGAIN; - } - - ln = cl->next; - - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) { - cl->next = stream->free_bufs; - stream->free_bufs = cl; - - } else { - ngx_free_chain(stream->request->pool, cl); - } - - if (cl == frame->last) { - goto done; - } - - cl = ln; - } - -done: - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui DATA frame %p was sent", - stream->node->id, frame); - - stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - h2c->payload_bytes += frame->length; - - ngx_http_v2_handle_frame(stream, frame); - - ngx_http_v2_handle_stream(h2c, stream); - - return NGX_OK; -} - - -static ngx_inline void -ngx_http_v2_handle_frame(ngx_http_v2_stream_t *stream, - ngx_http_v2_out_frame_t *frame) -{ - ngx_http_request_t *r; - ngx_http_v2_connection_t *h2c; - - r = stream->request; - - r->connection->sent += NGX_HTTP_V2_FRAME_HEADER_SIZE + frame->length; - - h2c = stream->connection; - - h2c->total_bytes += NGX_HTTP_V2_FRAME_HEADER_SIZE + frame->length; - - if (frame->fin) { - stream->out_closed = 1; - } - - frame->next = stream->free_frames; - stream->free_frames = frame; - - stream->queued--; -} - - -static ngx_inline void -ngx_http_v2_handle_stream(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream) -{ - ngx_event_t *wev; - ngx_connection_t *fc; - - if (stream->waiting || stream->blocked) { - return; - } - - fc = stream->request->connection; - - if (!fc->error && stream->exhausted) { - return; - } - - wev = fc->write; - - wev->active = 0; - wev->ready = 1; - - if (!fc->error && wev->delayed) { - return; - } - - ngx_post_event(wev, &ngx_posted_events); -} - - -static void -ngx_http_v2_filter_cleanup(void *data) -{ - ngx_http_v2_stream_t *stream = data; - - size_t window; - ngx_event_t *wev; - ngx_queue_t *q; - ngx_http_v2_out_frame_t *frame, **fn; - ngx_http_v2_connection_t *h2c; - - if (stream->waiting) { - stream->waiting = 0; - ngx_queue_remove(&stream->queue); - } - - if (stream->queued == 0) { - return; - } - - window = 0; - h2c = stream->connection; - fn = &h2c->last_out; - - for ( ;; ) { - frame = *fn; - - if (frame == NULL) { - break; - } - - if (frame->stream == stream && !frame->blocked) { - *fn = frame->next; - - window += frame->length; - - if (--stream->queued == 0) { - break; - } - - continue; - } - - fn = &frame->next; - } - - if (h2c->send_window == 0 && window) { - - while (!ngx_queue_empty(&h2c->waiting)) { - q = ngx_queue_head(&h2c->waiting); - - ngx_queue_remove(q); - - stream = ngx_queue_data(q, ngx_http_v2_stream_t, queue); - - stream->waiting = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - ngx_post_event(wev, &ngx_posted_events); - } - } - } - - h2c->send_window += window; -} - - -static ngx_int_t -ngx_http_v2_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_v2_header_filter; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_huff_decode.c b/src/nginx-1.18.0/src/http/v2/ngx_http_v2_huff_decode.c deleted file mode 100644 index 49ca576..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_huff_decode.c +++ /dev/null @@ -1,2714 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include -#include -#include - - -typedef struct { - u_char next; - u_char emit; - u_char sym; - u_char ending; -} ngx_http_v2_huff_decode_code_t; - - -static ngx_inline ngx_int_t ngx_http_v2_huff_decode_bits(u_char *state, - u_char *ending, ngx_uint_t bits, u_char **dst); - - -static ngx_http_v2_huff_decode_code_t ngx_http_v2_huff_decode_codes[256][16] = -{ - /* 0 */ - { - {0x04, 0x00, 0x00, 0x00}, {0x05, 0x00, 0x00, 0x00}, - {0x07, 0x00, 0x00, 0x00}, {0x08, 0x00, 0x00, 0x00}, - {0x0b, 0x00, 0x00, 0x00}, {0x0c, 0x00, 0x00, 0x00}, - {0x10, 0x00, 0x00, 0x00}, {0x13, 0x00, 0x00, 0x00}, - {0x19, 0x00, 0x00, 0x00}, {0x1c, 0x00, 0x00, 0x00}, - {0x20, 0x00, 0x00, 0x00}, {0x23, 0x00, 0x00, 0x00}, - {0x2a, 0x00, 0x00, 0x00}, {0x31, 0x00, 0x00, 0x00}, - {0x39, 0x00, 0x00, 0x00}, {0x40, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x30, 0x01}, {0x00, 0x01, 0x31, 0x01}, - {0x00, 0x01, 0x32, 0x01}, {0x00, 0x01, 0x61, 0x01}, - {0x00, 0x01, 0x63, 0x01}, {0x00, 0x01, 0x65, 0x01}, - {0x00, 0x01, 0x69, 0x01}, {0x00, 0x01, 0x6f, 0x01}, - {0x00, 0x01, 0x73, 0x01}, {0x00, 0x01, 0x74, 0x01}, - {0x0d, 0x00, 0x00, 0x00}, {0x0e, 0x00, 0x00, 0x00}, - {0x11, 0x00, 0x00, 0x00}, {0x12, 0x00, 0x00, 0x00}, - {0x14, 0x00, 0x00, 0x00}, {0x15, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0x30, 0x00}, {0x16, 0x01, 0x30, 0x01}, - {0x01, 0x01, 0x31, 0x00}, {0x16, 0x01, 0x31, 0x01}, - {0x01, 0x01, 0x32, 0x00}, {0x16, 0x01, 0x32, 0x01}, - {0x01, 0x01, 0x61, 0x00}, {0x16, 0x01, 0x61, 0x01}, - {0x01, 0x01, 0x63, 0x00}, {0x16, 0x01, 0x63, 0x01}, - {0x01, 0x01, 0x65, 0x00}, {0x16, 0x01, 0x65, 0x01}, - {0x01, 0x01, 0x69, 0x00}, {0x16, 0x01, 0x69, 0x01}, - {0x01, 0x01, 0x6f, 0x00}, {0x16, 0x01, 0x6f, 0x01} - }, - { - {0x02, 0x01, 0x30, 0x00}, {0x09, 0x01, 0x30, 0x00}, - {0x17, 0x01, 0x30, 0x00}, {0x28, 0x01, 0x30, 0x01}, - {0x02, 0x01, 0x31, 0x00}, {0x09, 0x01, 0x31, 0x00}, - {0x17, 0x01, 0x31, 0x00}, {0x28, 0x01, 0x31, 0x01}, - {0x02, 0x01, 0x32, 0x00}, {0x09, 0x01, 0x32, 0x00}, - {0x17, 0x01, 0x32, 0x00}, {0x28, 0x01, 0x32, 0x01}, - {0x02, 0x01, 0x61, 0x00}, {0x09, 0x01, 0x61, 0x00}, - {0x17, 0x01, 0x61, 0x00}, {0x28, 0x01, 0x61, 0x01} - }, - { - {0x03, 0x01, 0x30, 0x00}, {0x06, 0x01, 0x30, 0x00}, - {0x0a, 0x01, 0x30, 0x00}, {0x0f, 0x01, 0x30, 0x00}, - {0x18, 0x01, 0x30, 0x00}, {0x1f, 0x01, 0x30, 0x00}, - {0x29, 0x01, 0x30, 0x00}, {0x38, 0x01, 0x30, 0x01}, - {0x03, 0x01, 0x31, 0x00}, {0x06, 0x01, 0x31, 0x00}, - {0x0a, 0x01, 0x31, 0x00}, {0x0f, 0x01, 0x31, 0x00}, - {0x18, 0x01, 0x31, 0x00}, {0x1f, 0x01, 0x31, 0x00}, - {0x29, 0x01, 0x31, 0x00}, {0x38, 0x01, 0x31, 0x01} - }, - /* 5 */ - { - {0x03, 0x01, 0x32, 0x00}, {0x06, 0x01, 0x32, 0x00}, - {0x0a, 0x01, 0x32, 0x00}, {0x0f, 0x01, 0x32, 0x00}, - {0x18, 0x01, 0x32, 0x00}, {0x1f, 0x01, 0x32, 0x00}, - {0x29, 0x01, 0x32, 0x00}, {0x38, 0x01, 0x32, 0x01}, - {0x03, 0x01, 0x61, 0x00}, {0x06, 0x01, 0x61, 0x00}, - {0x0a, 0x01, 0x61, 0x00}, {0x0f, 0x01, 0x61, 0x00}, - {0x18, 0x01, 0x61, 0x00}, {0x1f, 0x01, 0x61, 0x00}, - {0x29, 0x01, 0x61, 0x00}, {0x38, 0x01, 0x61, 0x01} - }, - { - {0x02, 0x01, 0x63, 0x00}, {0x09, 0x01, 0x63, 0x00}, - {0x17, 0x01, 0x63, 0x00}, {0x28, 0x01, 0x63, 0x01}, - {0x02, 0x01, 0x65, 0x00}, {0x09, 0x01, 0x65, 0x00}, - {0x17, 0x01, 0x65, 0x00}, {0x28, 0x01, 0x65, 0x01}, - {0x02, 0x01, 0x69, 0x00}, {0x09, 0x01, 0x69, 0x00}, - {0x17, 0x01, 0x69, 0x00}, {0x28, 0x01, 0x69, 0x01}, - {0x02, 0x01, 0x6f, 0x00}, {0x09, 0x01, 0x6f, 0x00}, - {0x17, 0x01, 0x6f, 0x00}, {0x28, 0x01, 0x6f, 0x01} - }, - { - {0x03, 0x01, 0x63, 0x00}, {0x06, 0x01, 0x63, 0x00}, - {0x0a, 0x01, 0x63, 0x00}, {0x0f, 0x01, 0x63, 0x00}, - {0x18, 0x01, 0x63, 0x00}, {0x1f, 0x01, 0x63, 0x00}, - {0x29, 0x01, 0x63, 0x00}, {0x38, 0x01, 0x63, 0x01}, - {0x03, 0x01, 0x65, 0x00}, {0x06, 0x01, 0x65, 0x00}, - {0x0a, 0x01, 0x65, 0x00}, {0x0f, 0x01, 0x65, 0x00}, - {0x18, 0x01, 0x65, 0x00}, {0x1f, 0x01, 0x65, 0x00}, - {0x29, 0x01, 0x65, 0x00}, {0x38, 0x01, 0x65, 0x01} - }, - { - {0x03, 0x01, 0x69, 0x00}, {0x06, 0x01, 0x69, 0x00}, - {0x0a, 0x01, 0x69, 0x00}, {0x0f, 0x01, 0x69, 0x00}, - {0x18, 0x01, 0x69, 0x00}, {0x1f, 0x01, 0x69, 0x00}, - {0x29, 0x01, 0x69, 0x00}, {0x38, 0x01, 0x69, 0x01}, - {0x03, 0x01, 0x6f, 0x00}, {0x06, 0x01, 0x6f, 0x00}, - {0x0a, 0x01, 0x6f, 0x00}, {0x0f, 0x01, 0x6f, 0x00}, - {0x18, 0x01, 0x6f, 0x00}, {0x1f, 0x01, 0x6f, 0x00}, - {0x29, 0x01, 0x6f, 0x00}, {0x38, 0x01, 0x6f, 0x01} - }, - { - {0x01, 0x01, 0x73, 0x00}, {0x16, 0x01, 0x73, 0x01}, - {0x01, 0x01, 0x74, 0x00}, {0x16, 0x01, 0x74, 0x01}, - {0x00, 0x01, 0x20, 0x01}, {0x00, 0x01, 0x25, 0x01}, - {0x00, 0x01, 0x2d, 0x01}, {0x00, 0x01, 0x2e, 0x01}, - {0x00, 0x01, 0x2f, 0x01}, {0x00, 0x01, 0x33, 0x01}, - {0x00, 0x01, 0x34, 0x01}, {0x00, 0x01, 0x35, 0x01}, - {0x00, 0x01, 0x36, 0x01}, {0x00, 0x01, 0x37, 0x01}, - {0x00, 0x01, 0x38, 0x01}, {0x00, 0x01, 0x39, 0x01} - }, - /* 10 */ - { - {0x02, 0x01, 0x73, 0x00}, {0x09, 0x01, 0x73, 0x00}, - {0x17, 0x01, 0x73, 0x00}, {0x28, 0x01, 0x73, 0x01}, - {0x02, 0x01, 0x74, 0x00}, {0x09, 0x01, 0x74, 0x00}, - {0x17, 0x01, 0x74, 0x00}, {0x28, 0x01, 0x74, 0x01}, - {0x01, 0x01, 0x20, 0x00}, {0x16, 0x01, 0x20, 0x01}, - {0x01, 0x01, 0x25, 0x00}, {0x16, 0x01, 0x25, 0x01}, - {0x01, 0x01, 0x2d, 0x00}, {0x16, 0x01, 0x2d, 0x01}, - {0x01, 0x01, 0x2e, 0x00}, {0x16, 0x01, 0x2e, 0x01} - }, - { - {0x03, 0x01, 0x73, 0x00}, {0x06, 0x01, 0x73, 0x00}, - {0x0a, 0x01, 0x73, 0x00}, {0x0f, 0x01, 0x73, 0x00}, - {0x18, 0x01, 0x73, 0x00}, {0x1f, 0x01, 0x73, 0x00}, - {0x29, 0x01, 0x73, 0x00}, {0x38, 0x01, 0x73, 0x01}, - {0x03, 0x01, 0x74, 0x00}, {0x06, 0x01, 0x74, 0x00}, - {0x0a, 0x01, 0x74, 0x00}, {0x0f, 0x01, 0x74, 0x00}, - {0x18, 0x01, 0x74, 0x00}, {0x1f, 0x01, 0x74, 0x00}, - {0x29, 0x01, 0x74, 0x00}, {0x38, 0x01, 0x74, 0x01} - }, - { - {0x02, 0x01, 0x20, 0x00}, {0x09, 0x01, 0x20, 0x00}, - {0x17, 0x01, 0x20, 0x00}, {0x28, 0x01, 0x20, 0x01}, - {0x02, 0x01, 0x25, 0x00}, {0x09, 0x01, 0x25, 0x00}, - {0x17, 0x01, 0x25, 0x00}, {0x28, 0x01, 0x25, 0x01}, - {0x02, 0x01, 0x2d, 0x00}, {0x09, 0x01, 0x2d, 0x00}, - {0x17, 0x01, 0x2d, 0x00}, {0x28, 0x01, 0x2d, 0x01}, - {0x02, 0x01, 0x2e, 0x00}, {0x09, 0x01, 0x2e, 0x00}, - {0x17, 0x01, 0x2e, 0x00}, {0x28, 0x01, 0x2e, 0x01} - }, - { - {0x03, 0x01, 0x20, 0x00}, {0x06, 0x01, 0x20, 0x00}, - {0x0a, 0x01, 0x20, 0x00}, {0x0f, 0x01, 0x20, 0x00}, - {0x18, 0x01, 0x20, 0x00}, {0x1f, 0x01, 0x20, 0x00}, - {0x29, 0x01, 0x20, 0x00}, {0x38, 0x01, 0x20, 0x01}, - {0x03, 0x01, 0x25, 0x00}, {0x06, 0x01, 0x25, 0x00}, - {0x0a, 0x01, 0x25, 0x00}, {0x0f, 0x01, 0x25, 0x00}, - {0x18, 0x01, 0x25, 0x00}, {0x1f, 0x01, 0x25, 0x00}, - {0x29, 0x01, 0x25, 0x00}, {0x38, 0x01, 0x25, 0x01} - }, - { - {0x03, 0x01, 0x2d, 0x00}, {0x06, 0x01, 0x2d, 0x00}, - {0x0a, 0x01, 0x2d, 0x00}, {0x0f, 0x01, 0x2d, 0x00}, - {0x18, 0x01, 0x2d, 0x00}, {0x1f, 0x01, 0x2d, 0x00}, - {0x29, 0x01, 0x2d, 0x00}, {0x38, 0x01, 0x2d, 0x01}, - {0x03, 0x01, 0x2e, 0x00}, {0x06, 0x01, 0x2e, 0x00}, - {0x0a, 0x01, 0x2e, 0x00}, {0x0f, 0x01, 0x2e, 0x00}, - {0x18, 0x01, 0x2e, 0x00}, {0x1f, 0x01, 0x2e, 0x00}, - {0x29, 0x01, 0x2e, 0x00}, {0x38, 0x01, 0x2e, 0x01} - }, - /* 15 */ - { - {0x01, 0x01, 0x2f, 0x00}, {0x16, 0x01, 0x2f, 0x01}, - {0x01, 0x01, 0x33, 0x00}, {0x16, 0x01, 0x33, 0x01}, - {0x01, 0x01, 0x34, 0x00}, {0x16, 0x01, 0x34, 0x01}, - {0x01, 0x01, 0x35, 0x00}, {0x16, 0x01, 0x35, 0x01}, - {0x01, 0x01, 0x36, 0x00}, {0x16, 0x01, 0x36, 0x01}, - {0x01, 0x01, 0x37, 0x00}, {0x16, 0x01, 0x37, 0x01}, - {0x01, 0x01, 0x38, 0x00}, {0x16, 0x01, 0x38, 0x01}, - {0x01, 0x01, 0x39, 0x00}, {0x16, 0x01, 0x39, 0x01} - }, - { - {0x02, 0x01, 0x2f, 0x00}, {0x09, 0x01, 0x2f, 0x00}, - {0x17, 0x01, 0x2f, 0x00}, {0x28, 0x01, 0x2f, 0x01}, - {0x02, 0x01, 0x33, 0x00}, {0x09, 0x01, 0x33, 0x00}, - {0x17, 0x01, 0x33, 0x00}, {0x28, 0x01, 0x33, 0x01}, - {0x02, 0x01, 0x34, 0x00}, {0x09, 0x01, 0x34, 0x00}, - {0x17, 0x01, 0x34, 0x00}, {0x28, 0x01, 0x34, 0x01}, - {0x02, 0x01, 0x35, 0x00}, {0x09, 0x01, 0x35, 0x00}, - {0x17, 0x01, 0x35, 0x00}, {0x28, 0x01, 0x35, 0x01} - }, - { - {0x03, 0x01, 0x2f, 0x00}, {0x06, 0x01, 0x2f, 0x00}, - {0x0a, 0x01, 0x2f, 0x00}, {0x0f, 0x01, 0x2f, 0x00}, - {0x18, 0x01, 0x2f, 0x00}, {0x1f, 0x01, 0x2f, 0x00}, - {0x29, 0x01, 0x2f, 0x00}, {0x38, 0x01, 0x2f, 0x01}, - {0x03, 0x01, 0x33, 0x00}, {0x06, 0x01, 0x33, 0x00}, - {0x0a, 0x01, 0x33, 0x00}, {0x0f, 0x01, 0x33, 0x00}, - {0x18, 0x01, 0x33, 0x00}, {0x1f, 0x01, 0x33, 0x00}, - {0x29, 0x01, 0x33, 0x00}, {0x38, 0x01, 0x33, 0x01} - }, - { - {0x03, 0x01, 0x34, 0x00}, {0x06, 0x01, 0x34, 0x00}, - {0x0a, 0x01, 0x34, 0x00}, {0x0f, 0x01, 0x34, 0x00}, - {0x18, 0x01, 0x34, 0x00}, {0x1f, 0x01, 0x34, 0x00}, - {0x29, 0x01, 0x34, 0x00}, {0x38, 0x01, 0x34, 0x01}, - {0x03, 0x01, 0x35, 0x00}, {0x06, 0x01, 0x35, 0x00}, - {0x0a, 0x01, 0x35, 0x00}, {0x0f, 0x01, 0x35, 0x00}, - {0x18, 0x01, 0x35, 0x00}, {0x1f, 0x01, 0x35, 0x00}, - {0x29, 0x01, 0x35, 0x00}, {0x38, 0x01, 0x35, 0x01} - }, - { - {0x02, 0x01, 0x36, 0x00}, {0x09, 0x01, 0x36, 0x00}, - {0x17, 0x01, 0x36, 0x00}, {0x28, 0x01, 0x36, 0x01}, - {0x02, 0x01, 0x37, 0x00}, {0x09, 0x01, 0x37, 0x00}, - {0x17, 0x01, 0x37, 0x00}, {0x28, 0x01, 0x37, 0x01}, - {0x02, 0x01, 0x38, 0x00}, {0x09, 0x01, 0x38, 0x00}, - {0x17, 0x01, 0x38, 0x00}, {0x28, 0x01, 0x38, 0x01}, - {0x02, 0x01, 0x39, 0x00}, {0x09, 0x01, 0x39, 0x00}, - {0x17, 0x01, 0x39, 0x00}, {0x28, 0x01, 0x39, 0x01} - }, - /* 20 */ - { - {0x03, 0x01, 0x36, 0x00}, {0x06, 0x01, 0x36, 0x00}, - {0x0a, 0x01, 0x36, 0x00}, {0x0f, 0x01, 0x36, 0x00}, - {0x18, 0x01, 0x36, 0x00}, {0x1f, 0x01, 0x36, 0x00}, - {0x29, 0x01, 0x36, 0x00}, {0x38, 0x01, 0x36, 0x01}, - {0x03, 0x01, 0x37, 0x00}, {0x06, 0x01, 0x37, 0x00}, - {0x0a, 0x01, 0x37, 0x00}, {0x0f, 0x01, 0x37, 0x00}, - {0x18, 0x01, 0x37, 0x00}, {0x1f, 0x01, 0x37, 0x00}, - {0x29, 0x01, 0x37, 0x00}, {0x38, 0x01, 0x37, 0x01} - }, - { - {0x03, 0x01, 0x38, 0x00}, {0x06, 0x01, 0x38, 0x00}, - {0x0a, 0x01, 0x38, 0x00}, {0x0f, 0x01, 0x38, 0x00}, - {0x18, 0x01, 0x38, 0x00}, {0x1f, 0x01, 0x38, 0x00}, - {0x29, 0x01, 0x38, 0x00}, {0x38, 0x01, 0x38, 0x01}, - {0x03, 0x01, 0x39, 0x00}, {0x06, 0x01, 0x39, 0x00}, - {0x0a, 0x01, 0x39, 0x00}, {0x0f, 0x01, 0x39, 0x00}, - {0x18, 0x01, 0x39, 0x00}, {0x1f, 0x01, 0x39, 0x00}, - {0x29, 0x01, 0x39, 0x00}, {0x38, 0x01, 0x39, 0x01} - }, - { - {0x1a, 0x00, 0x00, 0x00}, {0x1b, 0x00, 0x00, 0x00}, - {0x1d, 0x00, 0x00, 0x00}, {0x1e, 0x00, 0x00, 0x00}, - {0x21, 0x00, 0x00, 0x00}, {0x22, 0x00, 0x00, 0x00}, - {0x24, 0x00, 0x00, 0x00}, {0x25, 0x00, 0x00, 0x00}, - {0x2b, 0x00, 0x00, 0x00}, {0x2e, 0x00, 0x00, 0x00}, - {0x32, 0x00, 0x00, 0x00}, {0x35, 0x00, 0x00, 0x00}, - {0x3a, 0x00, 0x00, 0x00}, {0x3d, 0x00, 0x00, 0x00}, - {0x41, 0x00, 0x00, 0x00}, {0x44, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x3d, 0x01}, {0x00, 0x01, 0x41, 0x01}, - {0x00, 0x01, 0x5f, 0x01}, {0x00, 0x01, 0x62, 0x01}, - {0x00, 0x01, 0x64, 0x01}, {0x00, 0x01, 0x66, 0x01}, - {0x00, 0x01, 0x67, 0x01}, {0x00, 0x01, 0x68, 0x01}, - {0x00, 0x01, 0x6c, 0x01}, {0x00, 0x01, 0x6d, 0x01}, - {0x00, 0x01, 0x6e, 0x01}, {0x00, 0x01, 0x70, 0x01}, - {0x00, 0x01, 0x72, 0x01}, {0x00, 0x01, 0x75, 0x01}, - {0x26, 0x00, 0x00, 0x00}, {0x27, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0x3d, 0x00}, {0x16, 0x01, 0x3d, 0x01}, - {0x01, 0x01, 0x41, 0x00}, {0x16, 0x01, 0x41, 0x01}, - {0x01, 0x01, 0x5f, 0x00}, {0x16, 0x01, 0x5f, 0x01}, - {0x01, 0x01, 0x62, 0x00}, {0x16, 0x01, 0x62, 0x01}, - {0x01, 0x01, 0x64, 0x00}, {0x16, 0x01, 0x64, 0x01}, - {0x01, 0x01, 0x66, 0x00}, {0x16, 0x01, 0x66, 0x01}, - {0x01, 0x01, 0x67, 0x00}, {0x16, 0x01, 0x67, 0x01}, - {0x01, 0x01, 0x68, 0x00}, {0x16, 0x01, 0x68, 0x01} - }, - /* 25 */ - { - {0x02, 0x01, 0x3d, 0x00}, {0x09, 0x01, 0x3d, 0x00}, - {0x17, 0x01, 0x3d, 0x00}, {0x28, 0x01, 0x3d, 0x01}, - {0x02, 0x01, 0x41, 0x00}, {0x09, 0x01, 0x41, 0x00}, - {0x17, 0x01, 0x41, 0x00}, {0x28, 0x01, 0x41, 0x01}, - {0x02, 0x01, 0x5f, 0x00}, {0x09, 0x01, 0x5f, 0x00}, - {0x17, 0x01, 0x5f, 0x00}, {0x28, 0x01, 0x5f, 0x01}, - {0x02, 0x01, 0x62, 0x00}, {0x09, 0x01, 0x62, 0x00}, - {0x17, 0x01, 0x62, 0x00}, {0x28, 0x01, 0x62, 0x01} - }, - { - {0x03, 0x01, 0x3d, 0x00}, {0x06, 0x01, 0x3d, 0x00}, - {0x0a, 0x01, 0x3d, 0x00}, {0x0f, 0x01, 0x3d, 0x00}, - {0x18, 0x01, 0x3d, 0x00}, {0x1f, 0x01, 0x3d, 0x00}, - {0x29, 0x01, 0x3d, 0x00}, {0x38, 0x01, 0x3d, 0x01}, - {0x03, 0x01, 0x41, 0x00}, {0x06, 0x01, 0x41, 0x00}, - {0x0a, 0x01, 0x41, 0x00}, {0x0f, 0x01, 0x41, 0x00}, - {0x18, 0x01, 0x41, 0x00}, {0x1f, 0x01, 0x41, 0x00}, - {0x29, 0x01, 0x41, 0x00}, {0x38, 0x01, 0x41, 0x01} - }, - { - {0x03, 0x01, 0x5f, 0x00}, {0x06, 0x01, 0x5f, 0x00}, - {0x0a, 0x01, 0x5f, 0x00}, {0x0f, 0x01, 0x5f, 0x00}, - {0x18, 0x01, 0x5f, 0x00}, {0x1f, 0x01, 0x5f, 0x00}, - {0x29, 0x01, 0x5f, 0x00}, {0x38, 0x01, 0x5f, 0x01}, - {0x03, 0x01, 0x62, 0x00}, {0x06, 0x01, 0x62, 0x00}, - {0x0a, 0x01, 0x62, 0x00}, {0x0f, 0x01, 0x62, 0x00}, - {0x18, 0x01, 0x62, 0x00}, {0x1f, 0x01, 0x62, 0x00}, - {0x29, 0x01, 0x62, 0x00}, {0x38, 0x01, 0x62, 0x01} - }, - { - {0x02, 0x01, 0x64, 0x00}, {0x09, 0x01, 0x64, 0x00}, - {0x17, 0x01, 0x64, 0x00}, {0x28, 0x01, 0x64, 0x01}, - {0x02, 0x01, 0x66, 0x00}, {0x09, 0x01, 0x66, 0x00}, - {0x17, 0x01, 0x66, 0x00}, {0x28, 0x01, 0x66, 0x01}, - {0x02, 0x01, 0x67, 0x00}, {0x09, 0x01, 0x67, 0x00}, - {0x17, 0x01, 0x67, 0x00}, {0x28, 0x01, 0x67, 0x01}, - {0x02, 0x01, 0x68, 0x00}, {0x09, 0x01, 0x68, 0x00}, - {0x17, 0x01, 0x68, 0x00}, {0x28, 0x01, 0x68, 0x01} - }, - { - {0x03, 0x01, 0x64, 0x00}, {0x06, 0x01, 0x64, 0x00}, - {0x0a, 0x01, 0x64, 0x00}, {0x0f, 0x01, 0x64, 0x00}, - {0x18, 0x01, 0x64, 0x00}, {0x1f, 0x01, 0x64, 0x00}, - {0x29, 0x01, 0x64, 0x00}, {0x38, 0x01, 0x64, 0x01}, - {0x03, 0x01, 0x66, 0x00}, {0x06, 0x01, 0x66, 0x00}, - {0x0a, 0x01, 0x66, 0x00}, {0x0f, 0x01, 0x66, 0x00}, - {0x18, 0x01, 0x66, 0x00}, {0x1f, 0x01, 0x66, 0x00}, - {0x29, 0x01, 0x66, 0x00}, {0x38, 0x01, 0x66, 0x01} - }, - /* 30 */ - { - {0x03, 0x01, 0x67, 0x00}, {0x06, 0x01, 0x67, 0x00}, - {0x0a, 0x01, 0x67, 0x00}, {0x0f, 0x01, 0x67, 0x00}, - {0x18, 0x01, 0x67, 0x00}, {0x1f, 0x01, 0x67, 0x00}, - {0x29, 0x01, 0x67, 0x00}, {0x38, 0x01, 0x67, 0x01}, - {0x03, 0x01, 0x68, 0x00}, {0x06, 0x01, 0x68, 0x00}, - {0x0a, 0x01, 0x68, 0x00}, {0x0f, 0x01, 0x68, 0x00}, - {0x18, 0x01, 0x68, 0x00}, {0x1f, 0x01, 0x68, 0x00}, - {0x29, 0x01, 0x68, 0x00}, {0x38, 0x01, 0x68, 0x01} - }, - { - {0x01, 0x01, 0x6c, 0x00}, {0x16, 0x01, 0x6c, 0x01}, - {0x01, 0x01, 0x6d, 0x00}, {0x16, 0x01, 0x6d, 0x01}, - {0x01, 0x01, 0x6e, 0x00}, {0x16, 0x01, 0x6e, 0x01}, - {0x01, 0x01, 0x70, 0x00}, {0x16, 0x01, 0x70, 0x01}, - {0x01, 0x01, 0x72, 0x00}, {0x16, 0x01, 0x72, 0x01}, - {0x01, 0x01, 0x75, 0x00}, {0x16, 0x01, 0x75, 0x01}, - {0x00, 0x01, 0x3a, 0x01}, {0x00, 0x01, 0x42, 0x01}, - {0x00, 0x01, 0x43, 0x01}, {0x00, 0x01, 0x44, 0x01} - }, - { - {0x02, 0x01, 0x6c, 0x00}, {0x09, 0x01, 0x6c, 0x00}, - {0x17, 0x01, 0x6c, 0x00}, {0x28, 0x01, 0x6c, 0x01}, - {0x02, 0x01, 0x6d, 0x00}, {0x09, 0x01, 0x6d, 0x00}, - {0x17, 0x01, 0x6d, 0x00}, {0x28, 0x01, 0x6d, 0x01}, - {0x02, 0x01, 0x6e, 0x00}, {0x09, 0x01, 0x6e, 0x00}, - {0x17, 0x01, 0x6e, 0x00}, {0x28, 0x01, 0x6e, 0x01}, - {0x02, 0x01, 0x70, 0x00}, {0x09, 0x01, 0x70, 0x00}, - {0x17, 0x01, 0x70, 0x00}, {0x28, 0x01, 0x70, 0x01} - }, - { - {0x03, 0x01, 0x6c, 0x00}, {0x06, 0x01, 0x6c, 0x00}, - {0x0a, 0x01, 0x6c, 0x00}, {0x0f, 0x01, 0x6c, 0x00}, - {0x18, 0x01, 0x6c, 0x00}, {0x1f, 0x01, 0x6c, 0x00}, - {0x29, 0x01, 0x6c, 0x00}, {0x38, 0x01, 0x6c, 0x01}, - {0x03, 0x01, 0x6d, 0x00}, {0x06, 0x01, 0x6d, 0x00}, - {0x0a, 0x01, 0x6d, 0x00}, {0x0f, 0x01, 0x6d, 0x00}, - {0x18, 0x01, 0x6d, 0x00}, {0x1f, 0x01, 0x6d, 0x00}, - {0x29, 0x01, 0x6d, 0x00}, {0x38, 0x01, 0x6d, 0x01} - }, - { - {0x03, 0x01, 0x6e, 0x00}, {0x06, 0x01, 0x6e, 0x00}, - {0x0a, 0x01, 0x6e, 0x00}, {0x0f, 0x01, 0x6e, 0x00}, - {0x18, 0x01, 0x6e, 0x00}, {0x1f, 0x01, 0x6e, 0x00}, - {0x29, 0x01, 0x6e, 0x00}, {0x38, 0x01, 0x6e, 0x01}, - {0x03, 0x01, 0x70, 0x00}, {0x06, 0x01, 0x70, 0x00}, - {0x0a, 0x01, 0x70, 0x00}, {0x0f, 0x01, 0x70, 0x00}, - {0x18, 0x01, 0x70, 0x00}, {0x1f, 0x01, 0x70, 0x00}, - {0x29, 0x01, 0x70, 0x00}, {0x38, 0x01, 0x70, 0x01} - }, - /* 35 */ - { - {0x02, 0x01, 0x72, 0x00}, {0x09, 0x01, 0x72, 0x00}, - {0x17, 0x01, 0x72, 0x00}, {0x28, 0x01, 0x72, 0x01}, - {0x02, 0x01, 0x75, 0x00}, {0x09, 0x01, 0x75, 0x00}, - {0x17, 0x01, 0x75, 0x00}, {0x28, 0x01, 0x75, 0x01}, - {0x01, 0x01, 0x3a, 0x00}, {0x16, 0x01, 0x3a, 0x01}, - {0x01, 0x01, 0x42, 0x00}, {0x16, 0x01, 0x42, 0x01}, - {0x01, 0x01, 0x43, 0x00}, {0x16, 0x01, 0x43, 0x01}, - {0x01, 0x01, 0x44, 0x00}, {0x16, 0x01, 0x44, 0x01} - }, - { - {0x03, 0x01, 0x72, 0x00}, {0x06, 0x01, 0x72, 0x00}, - {0x0a, 0x01, 0x72, 0x00}, {0x0f, 0x01, 0x72, 0x00}, - {0x18, 0x01, 0x72, 0x00}, {0x1f, 0x01, 0x72, 0x00}, - {0x29, 0x01, 0x72, 0x00}, {0x38, 0x01, 0x72, 0x01}, - {0x03, 0x01, 0x75, 0x00}, {0x06, 0x01, 0x75, 0x00}, - {0x0a, 0x01, 0x75, 0x00}, {0x0f, 0x01, 0x75, 0x00}, - {0x18, 0x01, 0x75, 0x00}, {0x1f, 0x01, 0x75, 0x00}, - {0x29, 0x01, 0x75, 0x00}, {0x38, 0x01, 0x75, 0x01} - }, - { - {0x02, 0x01, 0x3a, 0x00}, {0x09, 0x01, 0x3a, 0x00}, - {0x17, 0x01, 0x3a, 0x00}, {0x28, 0x01, 0x3a, 0x01}, - {0x02, 0x01, 0x42, 0x00}, {0x09, 0x01, 0x42, 0x00}, - {0x17, 0x01, 0x42, 0x00}, {0x28, 0x01, 0x42, 0x01}, - {0x02, 0x01, 0x43, 0x00}, {0x09, 0x01, 0x43, 0x00}, - {0x17, 0x01, 0x43, 0x00}, {0x28, 0x01, 0x43, 0x01}, - {0x02, 0x01, 0x44, 0x00}, {0x09, 0x01, 0x44, 0x00}, - {0x17, 0x01, 0x44, 0x00}, {0x28, 0x01, 0x44, 0x01} - }, - { - {0x03, 0x01, 0x3a, 0x00}, {0x06, 0x01, 0x3a, 0x00}, - {0x0a, 0x01, 0x3a, 0x00}, {0x0f, 0x01, 0x3a, 0x00}, - {0x18, 0x01, 0x3a, 0x00}, {0x1f, 0x01, 0x3a, 0x00}, - {0x29, 0x01, 0x3a, 0x00}, {0x38, 0x01, 0x3a, 0x01}, - {0x03, 0x01, 0x42, 0x00}, {0x06, 0x01, 0x42, 0x00}, - {0x0a, 0x01, 0x42, 0x00}, {0x0f, 0x01, 0x42, 0x00}, - {0x18, 0x01, 0x42, 0x00}, {0x1f, 0x01, 0x42, 0x00}, - {0x29, 0x01, 0x42, 0x00}, {0x38, 0x01, 0x42, 0x01} - }, - { - {0x03, 0x01, 0x43, 0x00}, {0x06, 0x01, 0x43, 0x00}, - {0x0a, 0x01, 0x43, 0x00}, {0x0f, 0x01, 0x43, 0x00}, - {0x18, 0x01, 0x43, 0x00}, {0x1f, 0x01, 0x43, 0x00}, - {0x29, 0x01, 0x43, 0x00}, {0x38, 0x01, 0x43, 0x01}, - {0x03, 0x01, 0x44, 0x00}, {0x06, 0x01, 0x44, 0x00}, - {0x0a, 0x01, 0x44, 0x00}, {0x0f, 0x01, 0x44, 0x00}, - {0x18, 0x01, 0x44, 0x00}, {0x1f, 0x01, 0x44, 0x00}, - {0x29, 0x01, 0x44, 0x00}, {0x38, 0x01, 0x44, 0x01} - }, - /* 40 */ - { - {0x2c, 0x00, 0x00, 0x00}, {0x2d, 0x00, 0x00, 0x00}, - {0x2f, 0x00, 0x00, 0x00}, {0x30, 0x00, 0x00, 0x00}, - {0x33, 0x00, 0x00, 0x00}, {0x34, 0x00, 0x00, 0x00}, - {0x36, 0x00, 0x00, 0x00}, {0x37, 0x00, 0x00, 0x00}, - {0x3b, 0x00, 0x00, 0x00}, {0x3c, 0x00, 0x00, 0x00}, - {0x3e, 0x00, 0x00, 0x00}, {0x3f, 0x00, 0x00, 0x00}, - {0x42, 0x00, 0x00, 0x00}, {0x43, 0x00, 0x00, 0x00}, - {0x45, 0x00, 0x00, 0x00}, {0x48, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x45, 0x01}, {0x00, 0x01, 0x46, 0x01}, - {0x00, 0x01, 0x47, 0x01}, {0x00, 0x01, 0x48, 0x01}, - {0x00, 0x01, 0x49, 0x01}, {0x00, 0x01, 0x4a, 0x01}, - {0x00, 0x01, 0x4b, 0x01}, {0x00, 0x01, 0x4c, 0x01}, - {0x00, 0x01, 0x4d, 0x01}, {0x00, 0x01, 0x4e, 0x01}, - {0x00, 0x01, 0x4f, 0x01}, {0x00, 0x01, 0x50, 0x01}, - {0x00, 0x01, 0x51, 0x01}, {0x00, 0x01, 0x52, 0x01}, - {0x00, 0x01, 0x53, 0x01}, {0x00, 0x01, 0x54, 0x01} - }, - { - {0x01, 0x01, 0x45, 0x00}, {0x16, 0x01, 0x45, 0x01}, - {0x01, 0x01, 0x46, 0x00}, {0x16, 0x01, 0x46, 0x01}, - {0x01, 0x01, 0x47, 0x00}, {0x16, 0x01, 0x47, 0x01}, - {0x01, 0x01, 0x48, 0x00}, {0x16, 0x01, 0x48, 0x01}, - {0x01, 0x01, 0x49, 0x00}, {0x16, 0x01, 0x49, 0x01}, - {0x01, 0x01, 0x4a, 0x00}, {0x16, 0x01, 0x4a, 0x01}, - {0x01, 0x01, 0x4b, 0x00}, {0x16, 0x01, 0x4b, 0x01}, - {0x01, 0x01, 0x4c, 0x00}, {0x16, 0x01, 0x4c, 0x01} - }, - { - {0x02, 0x01, 0x45, 0x00}, {0x09, 0x01, 0x45, 0x00}, - {0x17, 0x01, 0x45, 0x00}, {0x28, 0x01, 0x45, 0x01}, - {0x02, 0x01, 0x46, 0x00}, {0x09, 0x01, 0x46, 0x00}, - {0x17, 0x01, 0x46, 0x00}, {0x28, 0x01, 0x46, 0x01}, - {0x02, 0x01, 0x47, 0x00}, {0x09, 0x01, 0x47, 0x00}, - {0x17, 0x01, 0x47, 0x00}, {0x28, 0x01, 0x47, 0x01}, - {0x02, 0x01, 0x48, 0x00}, {0x09, 0x01, 0x48, 0x00}, - {0x17, 0x01, 0x48, 0x00}, {0x28, 0x01, 0x48, 0x01} - }, - { - {0x03, 0x01, 0x45, 0x00}, {0x06, 0x01, 0x45, 0x00}, - {0x0a, 0x01, 0x45, 0x00}, {0x0f, 0x01, 0x45, 0x00}, - {0x18, 0x01, 0x45, 0x00}, {0x1f, 0x01, 0x45, 0x00}, - {0x29, 0x01, 0x45, 0x00}, {0x38, 0x01, 0x45, 0x01}, - {0x03, 0x01, 0x46, 0x00}, {0x06, 0x01, 0x46, 0x00}, - {0x0a, 0x01, 0x46, 0x00}, {0x0f, 0x01, 0x46, 0x00}, - {0x18, 0x01, 0x46, 0x00}, {0x1f, 0x01, 0x46, 0x00}, - {0x29, 0x01, 0x46, 0x00}, {0x38, 0x01, 0x46, 0x01} - }, - /* 45 */ - { - {0x03, 0x01, 0x47, 0x00}, {0x06, 0x01, 0x47, 0x00}, - {0x0a, 0x01, 0x47, 0x00}, {0x0f, 0x01, 0x47, 0x00}, - {0x18, 0x01, 0x47, 0x00}, {0x1f, 0x01, 0x47, 0x00}, - {0x29, 0x01, 0x47, 0x00}, {0x38, 0x01, 0x47, 0x01}, - {0x03, 0x01, 0x48, 0x00}, {0x06, 0x01, 0x48, 0x00}, - {0x0a, 0x01, 0x48, 0x00}, {0x0f, 0x01, 0x48, 0x00}, - {0x18, 0x01, 0x48, 0x00}, {0x1f, 0x01, 0x48, 0x00}, - {0x29, 0x01, 0x48, 0x00}, {0x38, 0x01, 0x48, 0x01} - }, - { - {0x02, 0x01, 0x49, 0x00}, {0x09, 0x01, 0x49, 0x00}, - {0x17, 0x01, 0x49, 0x00}, {0x28, 0x01, 0x49, 0x01}, - {0x02, 0x01, 0x4a, 0x00}, {0x09, 0x01, 0x4a, 0x00}, - {0x17, 0x01, 0x4a, 0x00}, {0x28, 0x01, 0x4a, 0x01}, - {0x02, 0x01, 0x4b, 0x00}, {0x09, 0x01, 0x4b, 0x00}, - {0x17, 0x01, 0x4b, 0x00}, {0x28, 0x01, 0x4b, 0x01}, - {0x02, 0x01, 0x4c, 0x00}, {0x09, 0x01, 0x4c, 0x00}, - {0x17, 0x01, 0x4c, 0x00}, {0x28, 0x01, 0x4c, 0x01} - }, - { - {0x03, 0x01, 0x49, 0x00}, {0x06, 0x01, 0x49, 0x00}, - {0x0a, 0x01, 0x49, 0x00}, {0x0f, 0x01, 0x49, 0x00}, - {0x18, 0x01, 0x49, 0x00}, {0x1f, 0x01, 0x49, 0x00}, - {0x29, 0x01, 0x49, 0x00}, {0x38, 0x01, 0x49, 0x01}, - {0x03, 0x01, 0x4a, 0x00}, {0x06, 0x01, 0x4a, 0x00}, - {0x0a, 0x01, 0x4a, 0x00}, {0x0f, 0x01, 0x4a, 0x00}, - {0x18, 0x01, 0x4a, 0x00}, {0x1f, 0x01, 0x4a, 0x00}, - {0x29, 0x01, 0x4a, 0x00}, {0x38, 0x01, 0x4a, 0x01} - }, - { - {0x03, 0x01, 0x4b, 0x00}, {0x06, 0x01, 0x4b, 0x00}, - {0x0a, 0x01, 0x4b, 0x00}, {0x0f, 0x01, 0x4b, 0x00}, - {0x18, 0x01, 0x4b, 0x00}, {0x1f, 0x01, 0x4b, 0x00}, - {0x29, 0x01, 0x4b, 0x00}, {0x38, 0x01, 0x4b, 0x01}, - {0x03, 0x01, 0x4c, 0x00}, {0x06, 0x01, 0x4c, 0x00}, - {0x0a, 0x01, 0x4c, 0x00}, {0x0f, 0x01, 0x4c, 0x00}, - {0x18, 0x01, 0x4c, 0x00}, {0x1f, 0x01, 0x4c, 0x00}, - {0x29, 0x01, 0x4c, 0x00}, {0x38, 0x01, 0x4c, 0x01} - }, - { - {0x01, 0x01, 0x4d, 0x00}, {0x16, 0x01, 0x4d, 0x01}, - {0x01, 0x01, 0x4e, 0x00}, {0x16, 0x01, 0x4e, 0x01}, - {0x01, 0x01, 0x4f, 0x00}, {0x16, 0x01, 0x4f, 0x01}, - {0x01, 0x01, 0x50, 0x00}, {0x16, 0x01, 0x50, 0x01}, - {0x01, 0x01, 0x51, 0x00}, {0x16, 0x01, 0x51, 0x01}, - {0x01, 0x01, 0x52, 0x00}, {0x16, 0x01, 0x52, 0x01}, - {0x01, 0x01, 0x53, 0x00}, {0x16, 0x01, 0x53, 0x01}, - {0x01, 0x01, 0x54, 0x00}, {0x16, 0x01, 0x54, 0x01} - }, - /* 50 */ - { - {0x02, 0x01, 0x4d, 0x00}, {0x09, 0x01, 0x4d, 0x00}, - {0x17, 0x01, 0x4d, 0x00}, {0x28, 0x01, 0x4d, 0x01}, - {0x02, 0x01, 0x4e, 0x00}, {0x09, 0x01, 0x4e, 0x00}, - {0x17, 0x01, 0x4e, 0x00}, {0x28, 0x01, 0x4e, 0x01}, - {0x02, 0x01, 0x4f, 0x00}, {0x09, 0x01, 0x4f, 0x00}, - {0x17, 0x01, 0x4f, 0x00}, {0x28, 0x01, 0x4f, 0x01}, - {0x02, 0x01, 0x50, 0x00}, {0x09, 0x01, 0x50, 0x00}, - {0x17, 0x01, 0x50, 0x00}, {0x28, 0x01, 0x50, 0x01} - }, - { - {0x03, 0x01, 0x4d, 0x00}, {0x06, 0x01, 0x4d, 0x00}, - {0x0a, 0x01, 0x4d, 0x00}, {0x0f, 0x01, 0x4d, 0x00}, - {0x18, 0x01, 0x4d, 0x00}, {0x1f, 0x01, 0x4d, 0x00}, - {0x29, 0x01, 0x4d, 0x00}, {0x38, 0x01, 0x4d, 0x01}, - {0x03, 0x01, 0x4e, 0x00}, {0x06, 0x01, 0x4e, 0x00}, - {0x0a, 0x01, 0x4e, 0x00}, {0x0f, 0x01, 0x4e, 0x00}, - {0x18, 0x01, 0x4e, 0x00}, {0x1f, 0x01, 0x4e, 0x00}, - {0x29, 0x01, 0x4e, 0x00}, {0x38, 0x01, 0x4e, 0x01} - }, - { - {0x03, 0x01, 0x4f, 0x00}, {0x06, 0x01, 0x4f, 0x00}, - {0x0a, 0x01, 0x4f, 0x00}, {0x0f, 0x01, 0x4f, 0x00}, - {0x18, 0x01, 0x4f, 0x00}, {0x1f, 0x01, 0x4f, 0x00}, - {0x29, 0x01, 0x4f, 0x00}, {0x38, 0x01, 0x4f, 0x01}, - {0x03, 0x01, 0x50, 0x00}, {0x06, 0x01, 0x50, 0x00}, - {0x0a, 0x01, 0x50, 0x00}, {0x0f, 0x01, 0x50, 0x00}, - {0x18, 0x01, 0x50, 0x00}, {0x1f, 0x01, 0x50, 0x00}, - {0x29, 0x01, 0x50, 0x00}, {0x38, 0x01, 0x50, 0x01} - }, - { - {0x02, 0x01, 0x51, 0x00}, {0x09, 0x01, 0x51, 0x00}, - {0x17, 0x01, 0x51, 0x00}, {0x28, 0x01, 0x51, 0x01}, - {0x02, 0x01, 0x52, 0x00}, {0x09, 0x01, 0x52, 0x00}, - {0x17, 0x01, 0x52, 0x00}, {0x28, 0x01, 0x52, 0x01}, - {0x02, 0x01, 0x53, 0x00}, {0x09, 0x01, 0x53, 0x00}, - {0x17, 0x01, 0x53, 0x00}, {0x28, 0x01, 0x53, 0x01}, - {0x02, 0x01, 0x54, 0x00}, {0x09, 0x01, 0x54, 0x00}, - {0x17, 0x01, 0x54, 0x00}, {0x28, 0x01, 0x54, 0x01} - }, - { - {0x03, 0x01, 0x51, 0x00}, {0x06, 0x01, 0x51, 0x00}, - {0x0a, 0x01, 0x51, 0x00}, {0x0f, 0x01, 0x51, 0x00}, - {0x18, 0x01, 0x51, 0x00}, {0x1f, 0x01, 0x51, 0x00}, - {0x29, 0x01, 0x51, 0x00}, {0x38, 0x01, 0x51, 0x01}, - {0x03, 0x01, 0x52, 0x00}, {0x06, 0x01, 0x52, 0x00}, - {0x0a, 0x01, 0x52, 0x00}, {0x0f, 0x01, 0x52, 0x00}, - {0x18, 0x01, 0x52, 0x00}, {0x1f, 0x01, 0x52, 0x00}, - {0x29, 0x01, 0x52, 0x00}, {0x38, 0x01, 0x52, 0x01} - }, - /* 55 */ - { - {0x03, 0x01, 0x53, 0x00}, {0x06, 0x01, 0x53, 0x00}, - {0x0a, 0x01, 0x53, 0x00}, {0x0f, 0x01, 0x53, 0x00}, - {0x18, 0x01, 0x53, 0x00}, {0x1f, 0x01, 0x53, 0x00}, - {0x29, 0x01, 0x53, 0x00}, {0x38, 0x01, 0x53, 0x01}, - {0x03, 0x01, 0x54, 0x00}, {0x06, 0x01, 0x54, 0x00}, - {0x0a, 0x01, 0x54, 0x00}, {0x0f, 0x01, 0x54, 0x00}, - {0x18, 0x01, 0x54, 0x00}, {0x1f, 0x01, 0x54, 0x00}, - {0x29, 0x01, 0x54, 0x00}, {0x38, 0x01, 0x54, 0x01} - }, - { - {0x00, 0x01, 0x55, 0x01}, {0x00, 0x01, 0x56, 0x01}, - {0x00, 0x01, 0x57, 0x01}, {0x00, 0x01, 0x59, 0x01}, - {0x00, 0x01, 0x6a, 0x01}, {0x00, 0x01, 0x6b, 0x01}, - {0x00, 0x01, 0x71, 0x01}, {0x00, 0x01, 0x76, 0x01}, - {0x00, 0x01, 0x77, 0x01}, {0x00, 0x01, 0x78, 0x01}, - {0x00, 0x01, 0x79, 0x01}, {0x00, 0x01, 0x7a, 0x01}, - {0x46, 0x00, 0x00, 0x00}, {0x47, 0x00, 0x00, 0x00}, - {0x49, 0x00, 0x00, 0x00}, {0x4a, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0x55, 0x00}, {0x16, 0x01, 0x55, 0x01}, - {0x01, 0x01, 0x56, 0x00}, {0x16, 0x01, 0x56, 0x01}, - {0x01, 0x01, 0x57, 0x00}, {0x16, 0x01, 0x57, 0x01}, - {0x01, 0x01, 0x59, 0x00}, {0x16, 0x01, 0x59, 0x01}, - {0x01, 0x01, 0x6a, 0x00}, {0x16, 0x01, 0x6a, 0x01}, - {0x01, 0x01, 0x6b, 0x00}, {0x16, 0x01, 0x6b, 0x01}, - {0x01, 0x01, 0x71, 0x00}, {0x16, 0x01, 0x71, 0x01}, - {0x01, 0x01, 0x76, 0x00}, {0x16, 0x01, 0x76, 0x01} - }, - { - {0x02, 0x01, 0x55, 0x00}, {0x09, 0x01, 0x55, 0x00}, - {0x17, 0x01, 0x55, 0x00}, {0x28, 0x01, 0x55, 0x01}, - {0x02, 0x01, 0x56, 0x00}, {0x09, 0x01, 0x56, 0x00}, - {0x17, 0x01, 0x56, 0x00}, {0x28, 0x01, 0x56, 0x01}, - {0x02, 0x01, 0x57, 0x00}, {0x09, 0x01, 0x57, 0x00}, - {0x17, 0x01, 0x57, 0x00}, {0x28, 0x01, 0x57, 0x01}, - {0x02, 0x01, 0x59, 0x00}, {0x09, 0x01, 0x59, 0x00}, - {0x17, 0x01, 0x59, 0x00}, {0x28, 0x01, 0x59, 0x01} - }, - { - {0x03, 0x01, 0x55, 0x00}, {0x06, 0x01, 0x55, 0x00}, - {0x0a, 0x01, 0x55, 0x00}, {0x0f, 0x01, 0x55, 0x00}, - {0x18, 0x01, 0x55, 0x00}, {0x1f, 0x01, 0x55, 0x00}, - {0x29, 0x01, 0x55, 0x00}, {0x38, 0x01, 0x55, 0x01}, - {0x03, 0x01, 0x56, 0x00}, {0x06, 0x01, 0x56, 0x00}, - {0x0a, 0x01, 0x56, 0x00}, {0x0f, 0x01, 0x56, 0x00}, - {0x18, 0x01, 0x56, 0x00}, {0x1f, 0x01, 0x56, 0x00}, - {0x29, 0x01, 0x56, 0x00}, {0x38, 0x01, 0x56, 0x01} - }, - /* 60 */ - { - {0x03, 0x01, 0x57, 0x00}, {0x06, 0x01, 0x57, 0x00}, - {0x0a, 0x01, 0x57, 0x00}, {0x0f, 0x01, 0x57, 0x00}, - {0x18, 0x01, 0x57, 0x00}, {0x1f, 0x01, 0x57, 0x00}, - {0x29, 0x01, 0x57, 0x00}, {0x38, 0x01, 0x57, 0x01}, - {0x03, 0x01, 0x59, 0x00}, {0x06, 0x01, 0x59, 0x00}, - {0x0a, 0x01, 0x59, 0x00}, {0x0f, 0x01, 0x59, 0x00}, - {0x18, 0x01, 0x59, 0x00}, {0x1f, 0x01, 0x59, 0x00}, - {0x29, 0x01, 0x59, 0x00}, {0x38, 0x01, 0x59, 0x01} - }, - { - {0x02, 0x01, 0x6a, 0x00}, {0x09, 0x01, 0x6a, 0x00}, - {0x17, 0x01, 0x6a, 0x00}, {0x28, 0x01, 0x6a, 0x01}, - {0x02, 0x01, 0x6b, 0x00}, {0x09, 0x01, 0x6b, 0x00}, - {0x17, 0x01, 0x6b, 0x00}, {0x28, 0x01, 0x6b, 0x01}, - {0x02, 0x01, 0x71, 0x00}, {0x09, 0x01, 0x71, 0x00}, - {0x17, 0x01, 0x71, 0x00}, {0x28, 0x01, 0x71, 0x01}, - {0x02, 0x01, 0x76, 0x00}, {0x09, 0x01, 0x76, 0x00}, - {0x17, 0x01, 0x76, 0x00}, {0x28, 0x01, 0x76, 0x01} - }, - { - {0x03, 0x01, 0x6a, 0x00}, {0x06, 0x01, 0x6a, 0x00}, - {0x0a, 0x01, 0x6a, 0x00}, {0x0f, 0x01, 0x6a, 0x00}, - {0x18, 0x01, 0x6a, 0x00}, {0x1f, 0x01, 0x6a, 0x00}, - {0x29, 0x01, 0x6a, 0x00}, {0x38, 0x01, 0x6a, 0x01}, - {0x03, 0x01, 0x6b, 0x00}, {0x06, 0x01, 0x6b, 0x00}, - 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}, - /* 65 */ - { - {0x02, 0x01, 0x77, 0x00}, {0x09, 0x01, 0x77, 0x00}, - {0x17, 0x01, 0x77, 0x00}, {0x28, 0x01, 0x77, 0x01}, - {0x02, 0x01, 0x78, 0x00}, {0x09, 0x01, 0x78, 0x00}, - {0x17, 0x01, 0x78, 0x00}, {0x28, 0x01, 0x78, 0x01}, - {0x02, 0x01, 0x79, 0x00}, {0x09, 0x01, 0x79, 0x00}, - {0x17, 0x01, 0x79, 0x00}, {0x28, 0x01, 0x79, 0x01}, - {0x02, 0x01, 0x7a, 0x00}, {0x09, 0x01, 0x7a, 0x00}, - {0x17, 0x01, 0x7a, 0x00}, {0x28, 0x01, 0x7a, 0x01} - }, - { - {0x03, 0x01, 0x77, 0x00}, {0x06, 0x01, 0x77, 0x00}, - {0x0a, 0x01, 0x77, 0x00}, {0x0f, 0x01, 0x77, 0x00}, - {0x18, 0x01, 0x77, 0x00}, {0x1f, 0x01, 0x77, 0x00}, - {0x29, 0x01, 0x77, 0x00}, {0x38, 0x01, 0x77, 0x01}, - {0x03, 0x01, 0x78, 0x00}, {0x06, 0x01, 0x78, 0x00}, - {0x0a, 0x01, 0x78, 0x00}, {0x0f, 0x01, 0x78, 0x00}, - {0x18, 0x01, 0x78, 0x00}, {0x1f, 0x01, 0x78, 0x00}, - {0x29, 0x01, 0x78, 0x00}, {0x38, 0x01, 0x78, 0x01} - }, - { - {0x03, 0x01, 0x79, 0x00}, {0x06, 0x01, 0x79, 0x00}, - {0x0a, 0x01, 0x79, 0x00}, {0x0f, 0x01, 0x79, 0x00}, - 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{0x17, 0x01, 0x2c, 0x00}, {0x28, 0x01, 0x2c, 0x01}, - {0x02, 0x01, 0x3b, 0x00}, {0x09, 0x01, 0x3b, 0x00}, - {0x17, 0x01, 0x3b, 0x00}, {0x28, 0x01, 0x3b, 0x01} - }, - /* 70 */ - { - {0x03, 0x01, 0x26, 0x00}, {0x06, 0x01, 0x26, 0x00}, - {0x0a, 0x01, 0x26, 0x00}, {0x0f, 0x01, 0x26, 0x00}, - {0x18, 0x01, 0x26, 0x00}, {0x1f, 0x01, 0x26, 0x00}, - {0x29, 0x01, 0x26, 0x00}, {0x38, 0x01, 0x26, 0x01}, - {0x03, 0x01, 0x2a, 0x00}, {0x06, 0x01, 0x2a, 0x00}, - {0x0a, 0x01, 0x2a, 0x00}, {0x0f, 0x01, 0x2a, 0x00}, - {0x18, 0x01, 0x2a, 0x00}, {0x1f, 0x01, 0x2a, 0x00}, - {0x29, 0x01, 0x2a, 0x00}, {0x38, 0x01, 0x2a, 0x01} - }, - { - {0x03, 0x01, 0x2c, 0x00}, {0x06, 0x01, 0x2c, 0x00}, - {0x0a, 0x01, 0x2c, 0x00}, {0x0f, 0x01, 0x2c, 0x00}, - {0x18, 0x01, 0x2c, 0x00}, {0x1f, 0x01, 0x2c, 0x00}, - {0x29, 0x01, 0x2c, 0x00}, {0x38, 0x01, 0x2c, 0x01}, - {0x03, 0x01, 0x3b, 0x00}, {0x06, 0x01, 0x3b, 0x00}, - {0x0a, 0x01, 0x3b, 0x00}, {0x0f, 0x01, 0x3b, 0x00}, - {0x18, 0x01, 0x3b, 0x00}, {0x1f, 0x01, 0x3b, 0x00}, - {0x29, 0x01, 0x3b, 0x00}, {0x38, 0x01, 0x3b, 0x01} - }, - { - {0x02, 0x01, 0x58, 0x00}, {0x09, 0x01, 0x58, 0x00}, - {0x17, 0x01, 0x58, 0x00}, {0x28, 0x01, 0x58, 0x01}, - {0x02, 0x01, 0x5a, 0x00}, {0x09, 0x01, 0x5a, 0x00}, - {0x17, 0x01, 0x5a, 0x00}, {0x28, 0x01, 0x5a, 0x01}, - {0x00, 0x01, 0x21, 0x01}, {0x00, 0x01, 0x22, 0x01}, - {0x00, 0x01, 0x28, 0x01}, {0x00, 0x01, 0x29, 0x01}, - {0x00, 0x01, 0x3f, 0x01}, {0x50, 0x00, 0x00, 0x00}, - {0x52, 0x00, 0x00, 0x00}, {0x54, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x58, 0x00}, {0x06, 0x01, 0x58, 0x00}, - {0x0a, 0x01, 0x58, 0x00}, {0x0f, 0x01, 0x58, 0x00}, - {0x18, 0x01, 0x58, 0x00}, {0x1f, 0x01, 0x58, 0x00}, - {0x29, 0x01, 0x58, 0x00}, {0x38, 0x01, 0x58, 0x01}, - {0x03, 0x01, 0x5a, 0x00}, {0x06, 0x01, 0x5a, 0x00}, - {0x0a, 0x01, 0x5a, 0x00}, {0x0f, 0x01, 0x5a, 0x00}, - {0x18, 0x01, 0x5a, 0x00}, {0x1f, 0x01, 0x5a, 0x00}, - {0x29, 0x01, 0x5a, 0x00}, {0x38, 0x01, 0x5a, 0x01} - }, - { - {0x01, 0x01, 0x21, 0x00}, {0x16, 0x01, 0x21, 0x01}, - {0x01, 0x01, 0x22, 0x00}, {0x16, 0x01, 0x22, 0x01}, - {0x01, 0x01, 0x28, 0x00}, {0x16, 0x01, 0x28, 0x01}, - {0x01, 0x01, 0x29, 0x00}, {0x16, 0x01, 0x29, 0x01}, - {0x01, 0x01, 0x3f, 0x00}, {0x16, 0x01, 0x3f, 0x01}, - {0x00, 0x01, 0x27, 0x01}, {0x00, 0x01, 0x2b, 0x01}, - {0x00, 0x01, 0x7c, 0x01}, {0x53, 0x00, 0x00, 0x00}, - {0x55, 0x00, 0x00, 0x00}, {0x58, 0x00, 0x00, 0x01} - }, - /* 75 */ - { - {0x02, 0x01, 0x21, 0x00}, {0x09, 0x01, 0x21, 0x00}, - {0x17, 0x01, 0x21, 0x00}, {0x28, 0x01, 0x21, 0x01}, - {0x02, 0x01, 0x22, 0x00}, {0x09, 0x01, 0x22, 0x00}, - {0x17, 0x01, 0x22, 0x00}, {0x28, 0x01, 0x22, 0x01}, - {0x02, 0x01, 0x28, 0x00}, {0x09, 0x01, 0x28, 0x00}, - {0x17, 0x01, 0x28, 0x00}, {0x28, 0x01, 0x28, 0x01}, - {0x02, 0x01, 0x29, 0x00}, {0x09, 0x01, 0x29, 0x00}, - {0x17, 0x01, 0x29, 0x00}, {0x28, 0x01, 0x29, 0x01} - }, - { - {0x03, 0x01, 0x21, 0x00}, {0x06, 0x01, 0x21, 0x00}, - {0x0a, 0x01, 0x21, 0x00}, {0x0f, 0x01, 0x21, 0x00}, - {0x18, 0x01, 0x21, 0x00}, {0x1f, 0x01, 0x21, 0x00}, - {0x29, 0x01, 0x21, 0x00}, {0x38, 0x01, 0x21, 0x01}, - {0x03, 0x01, 0x22, 0x00}, {0x06, 0x01, 0x22, 0x00}, - {0x0a, 0x01, 0x22, 0x00}, {0x0f, 0x01, 0x22, 0x00}, - {0x18, 0x01, 0x22, 0x00}, {0x1f, 0x01, 0x22, 0x00}, - {0x29, 0x01, 0x22, 0x00}, {0x38, 0x01, 0x22, 0x01} - }, - { - {0x03, 0x01, 0x28, 0x00}, {0x06, 0x01, 0x28, 0x00}, - {0x0a, 0x01, 0x28, 0x00}, {0x0f, 0x01, 0x28, 0x00}, - {0x18, 0x01, 0x28, 0x00}, {0x1f, 0x01, 0x28, 0x00}, - {0x29, 0x01, 0x28, 0x00}, {0x38, 0x01, 0x28, 0x01}, - {0x03, 0x01, 0x29, 0x00}, {0x06, 0x01, 0x29, 0x00}, - {0x0a, 0x01, 0x29, 0x00}, {0x0f, 0x01, 0x29, 0x00}, - {0x18, 0x01, 0x29, 0x00}, {0x1f, 0x01, 0x29, 0x00}, - {0x29, 0x01, 0x29, 0x00}, {0x38, 0x01, 0x29, 0x01} - }, - { - {0x02, 0x01, 0x3f, 0x00}, {0x09, 0x01, 0x3f, 0x00}, - {0x17, 0x01, 0x3f, 0x00}, {0x28, 0x01, 0x3f, 0x01}, - {0x01, 0x01, 0x27, 0x00}, {0x16, 0x01, 0x27, 0x01}, - {0x01, 0x01, 0x2b, 0x00}, {0x16, 0x01, 0x2b, 0x01}, - {0x01, 0x01, 0x7c, 0x00}, {0x16, 0x01, 0x7c, 0x01}, - {0x00, 0x01, 0x23, 0x01}, {0x00, 0x01, 0x3e, 0x01}, - {0x56, 0x00, 0x00, 0x00}, {0x57, 0x00, 0x00, 0x00}, - {0x59, 0x00, 0x00, 0x00}, {0x5a, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x3f, 0x00}, {0x06, 0x01, 0x3f, 0x00}, - {0x0a, 0x01, 0x3f, 0x00}, {0x0f, 0x01, 0x3f, 0x00}, - {0x18, 0x01, 0x3f, 0x00}, {0x1f, 0x01, 0x3f, 0x00}, - {0x29, 0x01, 0x3f, 0x00}, {0x38, 0x01, 0x3f, 0x01}, - {0x02, 0x01, 0x27, 0x00}, {0x09, 0x01, 0x27, 0x00}, - {0x17, 0x01, 0x27, 0x00}, {0x28, 0x01, 0x27, 0x01}, - {0x02, 0x01, 0x2b, 0x00}, {0x09, 0x01, 0x2b, 0x00}, - {0x17, 0x01, 0x2b, 0x00}, {0x28, 0x01, 0x2b, 0x01} - }, - /* 80 */ - { - {0x03, 0x01, 0x27, 0x00}, {0x06, 0x01, 0x27, 0x00}, - {0x0a, 0x01, 0x27, 0x00}, {0x0f, 0x01, 0x27, 0x00}, - {0x18, 0x01, 0x27, 0x00}, {0x1f, 0x01, 0x27, 0x00}, - {0x29, 0x01, 0x27, 0x00}, {0x38, 0x01, 0x27, 0x01}, - {0x03, 0x01, 0x2b, 0x00}, {0x06, 0x01, 0x2b, 0x00}, - {0x0a, 0x01, 0x2b, 0x00}, {0x0f, 0x01, 0x2b, 0x00}, - {0x18, 0x01, 0x2b, 0x00}, {0x1f, 0x01, 0x2b, 0x00}, - {0x29, 0x01, 0x2b, 0x00}, {0x38, 0x01, 0x2b, 0x01} - }, - { - {0x02, 0x01, 0x7c, 0x00}, {0x09, 0x01, 0x7c, 0x00}, - {0x17, 0x01, 0x7c, 0x00}, {0x28, 0x01, 0x7c, 0x01}, - {0x01, 0x01, 0x23, 0x00}, {0x16, 0x01, 0x23, 0x01}, - {0x01, 0x01, 0x3e, 0x00}, {0x16, 0x01, 0x3e, 0x01}, - {0x00, 0x01, 0x00, 0x01}, {0x00, 0x01, 0x24, 0x01}, - {0x00, 0x01, 0x40, 0x01}, {0x00, 0x01, 0x5b, 0x01}, - {0x00, 0x01, 0x5d, 0x01}, {0x00, 0x01, 0x7e, 0x01}, - {0x5b, 0x00, 0x00, 0x00}, {0x5c, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x7c, 0x00}, {0x06, 0x01, 0x7c, 0x00}, - {0x0a, 0x01, 0x7c, 0x00}, {0x0f, 0x01, 0x7c, 0x00}, - {0x18, 0x01, 0x7c, 0x00}, {0x1f, 0x01, 0x7c, 0x00}, - {0x29, 0x01, 0x7c, 0x00}, {0x38, 0x01, 0x7c, 0x01}, - {0x02, 0x01, 0x23, 0x00}, {0x09, 0x01, 0x23, 0x00}, - {0x17, 0x01, 0x23, 0x00}, {0x28, 0x01, 0x23, 0x01}, - {0x02, 0x01, 0x3e, 0x00}, {0x09, 0x01, 0x3e, 0x00}, - {0x17, 0x01, 0x3e, 0x00}, {0x28, 0x01, 0x3e, 0x01} - }, - { - {0x03, 0x01, 0x23, 0x00}, {0x06, 0x01, 0x23, 0x00}, - {0x0a, 0x01, 0x23, 0x00}, {0x0f, 0x01, 0x23, 0x00}, - {0x18, 0x01, 0x23, 0x00}, {0x1f, 0x01, 0x23, 0x00}, - {0x29, 0x01, 0x23, 0x00}, {0x38, 0x01, 0x23, 0x01}, - {0x03, 0x01, 0x3e, 0x00}, {0x06, 0x01, 0x3e, 0x00}, - {0x0a, 0x01, 0x3e, 0x00}, {0x0f, 0x01, 0x3e, 0x00}, - {0x18, 0x01, 0x3e, 0x00}, {0x1f, 0x01, 0x3e, 0x00}, - {0x29, 0x01, 0x3e, 0x00}, {0x38, 0x01, 0x3e, 0x01} - }, - { - {0x01, 0x01, 0x00, 0x00}, {0x16, 0x01, 0x00, 0x01}, - {0x01, 0x01, 0x24, 0x00}, {0x16, 0x01, 0x24, 0x01}, - {0x01, 0x01, 0x40, 0x00}, {0x16, 0x01, 0x40, 0x01}, - {0x01, 0x01, 0x5b, 0x00}, {0x16, 0x01, 0x5b, 0x01}, - {0x01, 0x01, 0x5d, 0x00}, {0x16, 0x01, 0x5d, 0x01}, - {0x01, 0x01, 0x7e, 0x00}, {0x16, 0x01, 0x7e, 0x01}, - {0x00, 0x01, 0x5e, 0x01}, {0x00, 0x01, 0x7d, 0x01}, - {0x5d, 0x00, 0x00, 0x00}, {0x5e, 0x00, 0x00, 0x01} - }, - /* 85 */ - { - {0x02, 0x01, 0x00, 0x00}, {0x09, 0x01, 0x00, 0x00}, - {0x17, 0x01, 0x00, 0x00}, {0x28, 0x01, 0x00, 0x01}, - {0x02, 0x01, 0x24, 0x00}, {0x09, 0x01, 0x24, 0x00}, - {0x17, 0x01, 0x24, 0x00}, {0x28, 0x01, 0x24, 0x01}, - {0x02, 0x01, 0x40, 0x00}, {0x09, 0x01, 0x40, 0x00}, - {0x17, 0x01, 0x40, 0x00}, {0x28, 0x01, 0x40, 0x01}, - {0x02, 0x01, 0x5b, 0x00}, {0x09, 0x01, 0x5b, 0x00}, - {0x17, 0x01, 0x5b, 0x00}, {0x28, 0x01, 0x5b, 0x01} - }, - { - {0x03, 0x01, 0x00, 0x00}, {0x06, 0x01, 0x00, 0x00}, - {0x0a, 0x01, 0x00, 0x00}, {0x0f, 0x01, 0x00, 0x00}, - {0x18, 0x01, 0x00, 0x00}, {0x1f, 0x01, 0x00, 0x00}, - {0x29, 0x01, 0x00, 0x00}, {0x38, 0x01, 0x00, 0x01}, - {0x03, 0x01, 0x24, 0x00}, {0x06, 0x01, 0x24, 0x00}, - {0x0a, 0x01, 0x24, 0x00}, {0x0f, 0x01, 0x24, 0x00}, - {0x18, 0x01, 0x24, 0x00}, {0x1f, 0x01, 0x24, 0x00}, - {0x29, 0x01, 0x24, 0x00}, {0x38, 0x01, 0x24, 0x01} - }, - { - {0x03, 0x01, 0x40, 0x00}, {0x06, 0x01, 0x40, 0x00}, - {0x0a, 0x01, 0x40, 0x00}, {0x0f, 0x01, 0x40, 0x00}, - {0x18, 0x01, 0x40, 0x00}, {0x1f, 0x01, 0x40, 0x00}, - {0x29, 0x01, 0x40, 0x00}, {0x38, 0x01, 0x40, 0x01}, - {0x03, 0x01, 0x5b, 0x00}, {0x06, 0x01, 0x5b, 0x00}, - {0x0a, 0x01, 0x5b, 0x00}, {0x0f, 0x01, 0x5b, 0x00}, - {0x18, 0x01, 0x5b, 0x00}, {0x1f, 0x01, 0x5b, 0x00}, - {0x29, 0x01, 0x5b, 0x00}, {0x38, 0x01, 0x5b, 0x01} - }, - { - {0x02, 0x01, 0x5d, 0x00}, {0x09, 0x01, 0x5d, 0x00}, - {0x17, 0x01, 0x5d, 0x00}, {0x28, 0x01, 0x5d, 0x01}, - {0x02, 0x01, 0x7e, 0x00}, {0x09, 0x01, 0x7e, 0x00}, - {0x17, 0x01, 0x7e, 0x00}, {0x28, 0x01, 0x7e, 0x01}, - {0x01, 0x01, 0x5e, 0x00}, {0x16, 0x01, 0x5e, 0x01}, - {0x01, 0x01, 0x7d, 0x00}, {0x16, 0x01, 0x7d, 0x01}, - {0x00, 0x01, 0x3c, 0x01}, {0x00, 0x01, 0x60, 0x01}, - {0x00, 0x01, 0x7b, 0x01}, {0x5f, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x5d, 0x00}, {0x06, 0x01, 0x5d, 0x00}, - {0x0a, 0x01, 0x5d, 0x00}, {0x0f, 0x01, 0x5d, 0x00}, - {0x18, 0x01, 0x5d, 0x00}, {0x1f, 0x01, 0x5d, 0x00}, - {0x29, 0x01, 0x5d, 0x00}, {0x38, 0x01, 0x5d, 0x01}, - {0x03, 0x01, 0x7e, 0x00}, {0x06, 0x01, 0x7e, 0x00}, - {0x0a, 0x01, 0x7e, 0x00}, {0x0f, 0x01, 0x7e, 0x00}, - {0x18, 0x01, 0x7e, 0x00}, {0x1f, 0x01, 0x7e, 0x00}, - {0x29, 0x01, 0x7e, 0x00}, {0x38, 0x01, 0x7e, 0x01} - }, - /* 90 */ - { - {0x02, 0x01, 0x5e, 0x00}, {0x09, 0x01, 0x5e, 0x00}, - {0x17, 0x01, 0x5e, 0x00}, {0x28, 0x01, 0x5e, 0x01}, - {0x02, 0x01, 0x7d, 0x00}, {0x09, 0x01, 0x7d, 0x00}, - {0x17, 0x01, 0x7d, 0x00}, {0x28, 0x01, 0x7d, 0x01}, - {0x01, 0x01, 0x3c, 0x00}, {0x16, 0x01, 0x3c, 0x01}, - {0x01, 0x01, 0x60, 0x00}, {0x16, 0x01, 0x60, 0x01}, - {0x01, 0x01, 0x7b, 0x00}, {0x16, 0x01, 0x7b, 0x01}, - {0x60, 0x00, 0x00, 0x00}, {0x6e, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x5e, 0x00}, {0x06, 0x01, 0x5e, 0x00}, - {0x0a, 0x01, 0x5e, 0x00}, {0x0f, 0x01, 0x5e, 0x00}, - {0x18, 0x01, 0x5e, 0x00}, {0x1f, 0x01, 0x5e, 0x00}, - {0x29, 0x01, 0x5e, 0x00}, {0x38, 0x01, 0x5e, 0x01}, - {0x03, 0x01, 0x7d, 0x00}, {0x06, 0x01, 0x7d, 0x00}, - {0x0a, 0x01, 0x7d, 0x00}, {0x0f, 0x01, 0x7d, 0x00}, - {0x18, 0x01, 0x7d, 0x00}, {0x1f, 0x01, 0x7d, 0x00}, - {0x29, 0x01, 0x7d, 0x00}, {0x38, 0x01, 0x7d, 0x01} - }, - { - {0x02, 0x01, 0x3c, 0x00}, {0x09, 0x01, 0x3c, 0x00}, - {0x17, 0x01, 0x3c, 0x00}, {0x28, 0x01, 0x3c, 0x01}, - {0x02, 0x01, 0x60, 0x00}, {0x09, 0x01, 0x60, 0x00}, - {0x17, 0x01, 0x60, 0x00}, {0x28, 0x01, 0x60, 0x01}, - {0x02, 0x01, 0x7b, 0x00}, {0x09, 0x01, 0x7b, 0x00}, - {0x17, 0x01, 0x7b, 0x00}, {0x28, 0x01, 0x7b, 0x01}, - {0x61, 0x00, 0x00, 0x00}, {0x65, 0x00, 0x00, 0x00}, - {0x6f, 0x00, 0x00, 0x00}, {0x85, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x3c, 0x00}, {0x06, 0x01, 0x3c, 0x00}, - {0x0a, 0x01, 0x3c, 0x00}, {0x0f, 0x01, 0x3c, 0x00}, - {0x18, 0x01, 0x3c, 0x00}, {0x1f, 0x01, 0x3c, 0x00}, - {0x29, 0x01, 0x3c, 0x00}, {0x38, 0x01, 0x3c, 0x01}, - {0x03, 0x01, 0x60, 0x00}, {0x06, 0x01, 0x60, 0x00}, - {0x0a, 0x01, 0x60, 0x00}, {0x0f, 0x01, 0x60, 0x00}, - {0x18, 0x01, 0x60, 0x00}, {0x1f, 0x01, 0x60, 0x00}, - {0x29, 0x01, 0x60, 0x00}, {0x38, 0x01, 0x60, 0x01} - }, - { - {0x03, 0x01, 0x7b, 0x00}, {0x06, 0x01, 0x7b, 0x00}, - {0x0a, 0x01, 0x7b, 0x00}, {0x0f, 0x01, 0x7b, 0x00}, - {0x18, 0x01, 0x7b, 0x00}, {0x1f, 0x01, 0x7b, 0x00}, - {0x29, 0x01, 0x7b, 0x00}, {0x38, 0x01, 0x7b, 0x01}, - {0x62, 0x00, 0x00, 0x00}, {0x63, 0x00, 0x00, 0x00}, - {0x66, 0x00, 0x00, 0x00}, {0x69, 0x00, 0x00, 0x00}, - {0x70, 0x00, 0x00, 0x00}, {0x77, 0x00, 0x00, 0x00}, - {0x86, 0x00, 0x00, 0x00}, {0x99, 0x00, 0x00, 0x01} - }, - /* 95 */ - { - {0x00, 0x01, 0x5c, 0x01}, {0x00, 0x01, 0xc3, 0x01}, - {0x00, 0x01, 0xd0, 0x01}, {0x64, 0x00, 0x00, 0x00}, - {0x67, 0x00, 0x00, 0x00}, {0x68, 0x00, 0x00, 0x00}, - {0x6a, 0x00, 0x00, 0x00}, {0x6b, 0x00, 0x00, 0x00}, - {0x71, 0x00, 0x00, 0x00}, {0x74, 0x00, 0x00, 0x00}, - {0x78, 0x00, 0x00, 0x00}, {0x7e, 0x00, 0x00, 0x00}, - {0x87, 0x00, 0x00, 0x00}, {0x8e, 0x00, 0x00, 0x00}, - {0x9a, 0x00, 0x00, 0x00}, {0xa9, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0x5c, 0x00}, {0x16, 0x01, 0x5c, 0x01}, - {0x01, 0x01, 0xc3, 0x00}, {0x16, 0x01, 0xc3, 0x01}, - {0x01, 0x01, 0xd0, 0x00}, {0x16, 0x01, 0xd0, 0x01}, - {0x00, 0x01, 0x80, 0x01}, {0x00, 0x01, 0x82, 0x01}, - {0x00, 0x01, 0x83, 0x01}, {0x00, 0x01, 0xa2, 0x01}, - {0x00, 0x01, 0xb8, 0x01}, {0x00, 0x01, 0xc2, 0x01}, - {0x00, 0x01, 0xe0, 0x01}, {0x00, 0x01, 0xe2, 0x01}, - {0x6c, 0x00, 0x00, 0x00}, {0x6d, 0x00, 0x00, 0x00} - }, - { - {0x02, 0x01, 0x5c, 0x00}, {0x09, 0x01, 0x5c, 0x00}, - {0x17, 0x01, 0x5c, 0x00}, {0x28, 0x01, 0x5c, 0x01}, - {0x02, 0x01, 0xc3, 0x00}, {0x09, 0x01, 0xc3, 0x00}, - {0x17, 0x01, 0xc3, 0x00}, {0x28, 0x01, 0xc3, 0x01}, - {0x02, 0x01, 0xd0, 0x00}, {0x09, 0x01, 0xd0, 0x00}, - {0x17, 0x01, 0xd0, 0x00}, {0x28, 0x01, 0xd0, 0x01}, - {0x01, 0x01, 0x80, 0x00}, {0x16, 0x01, 0x80, 0x01}, - {0x01, 0x01, 0x82, 0x00}, {0x16, 0x01, 0x82, 0x01} - }, - { - {0x03, 0x01, 0x5c, 0x00}, {0x06, 0x01, 0x5c, 0x00}, - {0x0a, 0x01, 0x5c, 0x00}, {0x0f, 0x01, 0x5c, 0x00}, - {0x18, 0x01, 0x5c, 0x00}, {0x1f, 0x01, 0x5c, 0x00}, - {0x29, 0x01, 0x5c, 0x00}, {0x38, 0x01, 0x5c, 0x01}, - {0x03, 0x01, 0xc3, 0x00}, {0x06, 0x01, 0xc3, 0x00}, - {0x0a, 0x01, 0xc3, 0x00}, {0x0f, 0x01, 0xc3, 0x00}, - {0x18, 0x01, 0xc3, 0x00}, {0x1f, 0x01, 0xc3, 0x00}, - {0x29, 0x01, 0xc3, 0x00}, {0x38, 0x01, 0xc3, 0x01} - }, - { - {0x03, 0x01, 0xd0, 0x00}, {0x06, 0x01, 0xd0, 0x00}, - {0x0a, 0x01, 0xd0, 0x00}, {0x0f, 0x01, 0xd0, 0x00}, - {0x18, 0x01, 0xd0, 0x00}, {0x1f, 0x01, 0xd0, 0x00}, - {0x29, 0x01, 0xd0, 0x00}, {0x38, 0x01, 0xd0, 0x01}, - {0x02, 0x01, 0x80, 0x00}, {0x09, 0x01, 0x80, 0x00}, - {0x17, 0x01, 0x80, 0x00}, {0x28, 0x01, 0x80, 0x01}, - {0x02, 0x01, 0x82, 0x00}, {0x09, 0x01, 0x82, 0x00}, - {0x17, 0x01, 0x82, 0x00}, {0x28, 0x01, 0x82, 0x01} - }, - /* 100 */ - { - {0x03, 0x01, 0x80, 0x00}, {0x06, 0x01, 0x80, 0x00}, - {0x0a, 0x01, 0x80, 0x00}, {0x0f, 0x01, 0x80, 0x00}, - {0x18, 0x01, 0x80, 0x00}, {0x1f, 0x01, 0x80, 0x00}, - {0x29, 0x01, 0x80, 0x00}, {0x38, 0x01, 0x80, 0x01}, - {0x03, 0x01, 0x82, 0x00}, {0x06, 0x01, 0x82, 0x00}, - {0x0a, 0x01, 0x82, 0x00}, {0x0f, 0x01, 0x82, 0x00}, - {0x18, 0x01, 0x82, 0x00}, {0x1f, 0x01, 0x82, 0x00}, - {0x29, 0x01, 0x82, 0x00}, {0x38, 0x01, 0x82, 0x01} - }, - { - {0x01, 0x01, 0x83, 0x00}, {0x16, 0x01, 0x83, 0x01}, - {0x01, 0x01, 0xa2, 0x00}, {0x16, 0x01, 0xa2, 0x01}, - {0x01, 0x01, 0xb8, 0x00}, {0x16, 0x01, 0xb8, 0x01}, - {0x01, 0x01, 0xc2, 0x00}, {0x16, 0x01, 0xc2, 0x01}, - {0x01, 0x01, 0xe0, 0x00}, {0x16, 0x01, 0xe0, 0x01}, - {0x01, 0x01, 0xe2, 0x00}, {0x16, 0x01, 0xe2, 0x01}, - {0x00, 0x01, 0x99, 0x01}, {0x00, 0x01, 0xa1, 0x01}, - {0x00, 0x01, 0xa7, 0x01}, {0x00, 0x01, 0xac, 0x01} - }, - { - {0x02, 0x01, 0x83, 0x00}, {0x09, 0x01, 0x83, 0x00}, - {0x17, 0x01, 0x83, 0x00}, {0x28, 0x01, 0x83, 0x01}, - {0x02, 0x01, 0xa2, 0x00}, {0x09, 0x01, 0xa2, 0x00}, - {0x17, 0x01, 0xa2, 0x00}, {0x28, 0x01, 0xa2, 0x01}, - {0x02, 0x01, 0xb8, 0x00}, {0x09, 0x01, 0xb8, 0x00}, - {0x17, 0x01, 0xb8, 0x00}, {0x28, 0x01, 0xb8, 0x01}, - {0x02, 0x01, 0xc2, 0x00}, {0x09, 0x01, 0xc2, 0x00}, - {0x17, 0x01, 0xc2, 0x00}, {0x28, 0x01, 0xc2, 0x01} - }, - { - {0x03, 0x01, 0x83, 0x00}, {0x06, 0x01, 0x83, 0x00}, - {0x0a, 0x01, 0x83, 0x00}, {0x0f, 0x01, 0x83, 0x00}, - {0x18, 0x01, 0x83, 0x00}, {0x1f, 0x01, 0x83, 0x00}, - {0x29, 0x01, 0x83, 0x00}, {0x38, 0x01, 0x83, 0x01}, - {0x03, 0x01, 0xa2, 0x00}, {0x06, 0x01, 0xa2, 0x00}, - {0x0a, 0x01, 0xa2, 0x00}, {0x0f, 0x01, 0xa2, 0x00}, - {0x18, 0x01, 0xa2, 0x00}, {0x1f, 0x01, 0xa2, 0x00}, - {0x29, 0x01, 0xa2, 0x00}, {0x38, 0x01, 0xa2, 0x01} - }, - { - {0x03, 0x01, 0xb8, 0x00}, {0x06, 0x01, 0xb8, 0x00}, - {0x0a, 0x01, 0xb8, 0x00}, {0x0f, 0x01, 0xb8, 0x00}, - {0x18, 0x01, 0xb8, 0x00}, {0x1f, 0x01, 0xb8, 0x00}, - {0x29, 0x01, 0xb8, 0x00}, {0x38, 0x01, 0xb8, 0x01}, - {0x03, 0x01, 0xc2, 0x00}, {0x06, 0x01, 0xc2, 0x00}, - {0x0a, 0x01, 0xc2, 0x00}, {0x0f, 0x01, 0xc2, 0x00}, - {0x18, 0x01, 0xc2, 0x00}, {0x1f, 0x01, 0xc2, 0x00}, - {0x29, 0x01, 0xc2, 0x00}, {0x38, 0x01, 0xc2, 0x01} - }, - /* 105 */ - { - {0x02, 0x01, 0xe0, 0x00}, {0x09, 0x01, 0xe0, 0x00}, - {0x17, 0x01, 0xe0, 0x00}, {0x28, 0x01, 0xe0, 0x01}, - {0x02, 0x01, 0xe2, 0x00}, {0x09, 0x01, 0xe2, 0x00}, - {0x17, 0x01, 0xe2, 0x00}, {0x28, 0x01, 0xe2, 0x01}, - {0x01, 0x01, 0x99, 0x00}, {0x16, 0x01, 0x99, 0x01}, - {0x01, 0x01, 0xa1, 0x00}, {0x16, 0x01, 0xa1, 0x01}, - {0x01, 0x01, 0xa7, 0x00}, {0x16, 0x01, 0xa7, 0x01}, - {0x01, 0x01, 0xac, 0x00}, {0x16, 0x01, 0xac, 0x01} - }, - { - {0x03, 0x01, 0xe0, 0x00}, {0x06, 0x01, 0xe0, 0x00}, - {0x0a, 0x01, 0xe0, 0x00}, {0x0f, 0x01, 0xe0, 0x00}, - {0x18, 0x01, 0xe0, 0x00}, {0x1f, 0x01, 0xe0, 0x00}, - {0x29, 0x01, 0xe0, 0x00}, {0x38, 0x01, 0xe0, 0x01}, - {0x03, 0x01, 0xe2, 0x00}, {0x06, 0x01, 0xe2, 0x00}, - {0x0a, 0x01, 0xe2, 0x00}, {0x0f, 0x01, 0xe2, 0x00}, - {0x18, 0x01, 0xe2, 0x00}, {0x1f, 0x01, 0xe2, 0x00}, - {0x29, 0x01, 0xe2, 0x00}, {0x38, 0x01, 0xe2, 0x01} - }, - { - {0x02, 0x01, 0x99, 0x00}, {0x09, 0x01, 0x99, 0x00}, - {0x17, 0x01, 0x99, 0x00}, {0x28, 0x01, 0x99, 0x01}, - {0x02, 0x01, 0xa1, 0x00}, {0x09, 0x01, 0xa1, 0x00}, - {0x17, 0x01, 0xa1, 0x00}, {0x28, 0x01, 0xa1, 0x01}, - {0x02, 0x01, 0xa7, 0x00}, {0x09, 0x01, 0xa7, 0x00}, - {0x17, 0x01, 0xa7, 0x00}, {0x28, 0x01, 0xa7, 0x01}, - {0x02, 0x01, 0xac, 0x00}, {0x09, 0x01, 0xac, 0x00}, - {0x17, 0x01, 0xac, 0x00}, {0x28, 0x01, 0xac, 0x01} - }, - { - {0x03, 0x01, 0x99, 0x00}, {0x06, 0x01, 0x99, 0x00}, - {0x0a, 0x01, 0x99, 0x00}, {0x0f, 0x01, 0x99, 0x00}, - {0x18, 0x01, 0x99, 0x00}, {0x1f, 0x01, 0x99, 0x00}, - {0x29, 0x01, 0x99, 0x00}, {0x38, 0x01, 0x99, 0x01}, - {0x03, 0x01, 0xa1, 0x00}, {0x06, 0x01, 0xa1, 0x00}, - {0x0a, 0x01, 0xa1, 0x00}, {0x0f, 0x01, 0xa1, 0x00}, - {0x18, 0x01, 0xa1, 0x00}, {0x1f, 0x01, 0xa1, 0x00}, - {0x29, 0x01, 0xa1, 0x00}, {0x38, 0x01, 0xa1, 0x01} - }, - { - {0x03, 0x01, 0xa7, 0x00}, {0x06, 0x01, 0xa7, 0x00}, - {0x0a, 0x01, 0xa7, 0x00}, {0x0f, 0x01, 0xa7, 0x00}, - {0x18, 0x01, 0xa7, 0x00}, {0x1f, 0x01, 0xa7, 0x00}, - {0x29, 0x01, 0xa7, 0x00}, {0x38, 0x01, 0xa7, 0x01}, - {0x03, 0x01, 0xac, 0x00}, {0x06, 0x01, 0xac, 0x00}, - {0x0a, 0x01, 0xac, 0x00}, {0x0f, 0x01, 0xac, 0x00}, - {0x18, 0x01, 0xac, 0x00}, {0x1f, 0x01, 0xac, 0x00}, - {0x29, 0x01, 0xac, 0x00}, {0x38, 0x01, 0xac, 0x01} - }, - /* 110 */ - { - {0x72, 0x00, 0x00, 0x00}, {0x73, 0x00, 0x00, 0x00}, - {0x75, 0x00, 0x00, 0x00}, {0x76, 0x00, 0x00, 0x00}, - {0x79, 0x00, 0x00, 0x00}, {0x7b, 0x00, 0x00, 0x00}, - {0x7f, 0x00, 0x00, 0x00}, {0x82, 0x00, 0x00, 0x00}, - {0x88, 0x00, 0x00, 0x00}, {0x8b, 0x00, 0x00, 0x00}, - {0x8f, 0x00, 0x00, 0x00}, {0x92, 0x00, 0x00, 0x00}, - {0x9b, 0x00, 0x00, 0x00}, {0xa2, 0x00, 0x00, 0x00}, - {0xaa, 0x00, 0x00, 0x00}, {0xb4, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xb0, 0x01}, {0x00, 0x01, 0xb1, 0x01}, - {0x00, 0x01, 0xb3, 0x01}, {0x00, 0x01, 0xd1, 0x01}, - {0x00, 0x01, 0xd8, 0x01}, {0x00, 0x01, 0xd9, 0x01}, - {0x00, 0x01, 0xe3, 0x01}, {0x00, 0x01, 0xe5, 0x01}, - {0x00, 0x01, 0xe6, 0x01}, {0x7a, 0x00, 0x00, 0x00}, - {0x7c, 0x00, 0x00, 0x00}, {0x7d, 0x00, 0x00, 0x00}, - {0x80, 0x00, 0x00, 0x00}, {0x81, 0x00, 0x00, 0x00}, - {0x83, 0x00, 0x00, 0x00}, {0x84, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0xb0, 0x00}, {0x16, 0x01, 0xb0, 0x01}, - {0x01, 0x01, 0xb1, 0x00}, {0x16, 0x01, 0xb1, 0x01}, - {0x01, 0x01, 0xb3, 0x00}, {0x16, 0x01, 0xb3, 0x01}, - {0x01, 0x01, 0xd1, 0x00}, {0x16, 0x01, 0xd1, 0x01}, - {0x01, 0x01, 0xd8, 0x00}, {0x16, 0x01, 0xd8, 0x01}, - {0x01, 0x01, 0xd9, 0x00}, {0x16, 0x01, 0xd9, 0x01}, - {0x01, 0x01, 0xe3, 0x00}, {0x16, 0x01, 0xe3, 0x01}, - {0x01, 0x01, 0xe5, 0x00}, {0x16, 0x01, 0xe5, 0x01} - }, - { - {0x02, 0x01, 0xb0, 0x00}, {0x09, 0x01, 0xb0, 0x00}, - {0x17, 0x01, 0xb0, 0x00}, {0x28, 0x01, 0xb0, 0x01}, - {0x02, 0x01, 0xb1, 0x00}, {0x09, 0x01, 0xb1, 0x00}, - {0x17, 0x01, 0xb1, 0x00}, {0x28, 0x01, 0xb1, 0x01}, - {0x02, 0x01, 0xb3, 0x00}, {0x09, 0x01, 0xb3, 0x00}, - {0x17, 0x01, 0xb3, 0x00}, {0x28, 0x01, 0xb3, 0x01}, - {0x02, 0x01, 0xd1, 0x00}, {0x09, 0x01, 0xd1, 0x00}, - {0x17, 0x01, 0xd1, 0x00}, {0x28, 0x01, 0xd1, 0x01} - }, - { - {0x03, 0x01, 0xb0, 0x00}, {0x06, 0x01, 0xb0, 0x00}, - {0x0a, 0x01, 0xb0, 0x00}, {0x0f, 0x01, 0xb0, 0x00}, - {0x18, 0x01, 0xb0, 0x00}, {0x1f, 0x01, 0xb0, 0x00}, - {0x29, 0x01, 0xb0, 0x00}, {0x38, 0x01, 0xb0, 0x01}, - {0x03, 0x01, 0xb1, 0x00}, {0x06, 0x01, 0xb1, 0x00}, - {0x0a, 0x01, 0xb1, 0x00}, {0x0f, 0x01, 0xb1, 0x00}, - {0x18, 0x01, 0xb1, 0x00}, {0x1f, 0x01, 0xb1, 0x00}, - {0x29, 0x01, 0xb1, 0x00}, {0x38, 0x01, 0xb1, 0x01} - }, - /* 115 */ - { - {0x03, 0x01, 0xb3, 0x00}, {0x06, 0x01, 0xb3, 0x00}, - {0x0a, 0x01, 0xb3, 0x00}, {0x0f, 0x01, 0xb3, 0x00}, - {0x18, 0x01, 0xb3, 0x00}, {0x1f, 0x01, 0xb3, 0x00}, - {0x29, 0x01, 0xb3, 0x00}, {0x38, 0x01, 0xb3, 0x01}, - {0x03, 0x01, 0xd1, 0x00}, {0x06, 0x01, 0xd1, 0x00}, - {0x0a, 0x01, 0xd1, 0x00}, {0x0f, 0x01, 0xd1, 0x00}, - {0x18, 0x01, 0xd1, 0x00}, {0x1f, 0x01, 0xd1, 0x00}, - {0x29, 0x01, 0xd1, 0x00}, {0x38, 0x01, 0xd1, 0x01} - }, - { - {0x02, 0x01, 0xd8, 0x00}, {0x09, 0x01, 0xd8, 0x00}, - {0x17, 0x01, 0xd8, 0x00}, {0x28, 0x01, 0xd8, 0x01}, - {0x02, 0x01, 0xd9, 0x00}, {0x09, 0x01, 0xd9, 0x00}, - {0x17, 0x01, 0xd9, 0x00}, {0x28, 0x01, 0xd9, 0x01}, - {0x02, 0x01, 0xe3, 0x00}, {0x09, 0x01, 0xe3, 0x00}, - {0x17, 0x01, 0xe3, 0x00}, {0x28, 0x01, 0xe3, 0x01}, - {0x02, 0x01, 0xe5, 0x00}, {0x09, 0x01, 0xe5, 0x00}, - {0x17, 0x01, 0xe5, 0x00}, {0x28, 0x01, 0xe5, 0x01} - }, - { - {0x03, 0x01, 0xd8, 0x00}, {0x06, 0x01, 0xd8, 0x00}, - {0x0a, 0x01, 0xd8, 0x00}, {0x0f, 0x01, 0xd8, 0x00}, - {0x18, 0x01, 0xd8, 0x00}, {0x1f, 0x01, 0xd8, 0x00}, - {0x29, 0x01, 0xd8, 0x00}, {0x38, 0x01, 0xd8, 0x01}, - {0x03, 0x01, 0xd9, 0x00}, {0x06, 0x01, 0xd9, 0x00}, - {0x0a, 0x01, 0xd9, 0x00}, {0x0f, 0x01, 0xd9, 0x00}, - {0x18, 0x01, 0xd9, 0x00}, {0x1f, 0x01, 0xd9, 0x00}, - {0x29, 0x01, 0xd9, 0x00}, {0x38, 0x01, 0xd9, 0x01} - }, - { - {0x03, 0x01, 0xe3, 0x00}, {0x06, 0x01, 0xe3, 0x00}, - {0x0a, 0x01, 0xe3, 0x00}, {0x0f, 0x01, 0xe3, 0x00}, - {0x18, 0x01, 0xe3, 0x00}, {0x1f, 0x01, 0xe3, 0x00}, - {0x29, 0x01, 0xe3, 0x00}, {0x38, 0x01, 0xe3, 0x01}, - {0x03, 0x01, 0xe5, 0x00}, {0x06, 0x01, 0xe5, 0x00}, - {0x0a, 0x01, 0xe5, 0x00}, {0x0f, 0x01, 0xe5, 0x00}, - {0x18, 0x01, 0xe5, 0x00}, {0x1f, 0x01, 0xe5, 0x00}, - {0x29, 0x01, 0xe5, 0x00}, {0x38, 0x01, 0xe5, 0x01} - }, - { - {0x01, 0x01, 0xe6, 0x00}, {0x16, 0x01, 0xe6, 0x01}, - {0x00, 0x01, 0x81, 0x01}, {0x00, 0x01, 0x84, 0x01}, - {0x00, 0x01, 0x85, 0x01}, {0x00, 0x01, 0x86, 0x01}, - {0x00, 0x01, 0x88, 0x01}, {0x00, 0x01, 0x92, 0x01}, - {0x00, 0x01, 0x9a, 0x01}, {0x00, 0x01, 0x9c, 0x01}, - {0x00, 0x01, 0xa0, 0x01}, {0x00, 0x01, 0xa3, 0x01}, - {0x00, 0x01, 0xa4, 0x01}, {0x00, 0x01, 0xa9, 0x01}, - {0x00, 0x01, 0xaa, 0x01}, {0x00, 0x01, 0xad, 0x01} - }, - /* 120 */ - { - {0x02, 0x01, 0xe6, 0x00}, {0x09, 0x01, 0xe6, 0x00}, - {0x17, 0x01, 0xe6, 0x00}, {0x28, 0x01, 0xe6, 0x01}, - {0x01, 0x01, 0x81, 0x00}, {0x16, 0x01, 0x81, 0x01}, - {0x01, 0x01, 0x84, 0x00}, {0x16, 0x01, 0x84, 0x01}, - {0x01, 0x01, 0x85, 0x00}, {0x16, 0x01, 0x85, 0x01}, - {0x01, 0x01, 0x86, 0x00}, {0x16, 0x01, 0x86, 0x01}, - {0x01, 0x01, 0x88, 0x00}, {0x16, 0x01, 0x88, 0x01}, - {0x01, 0x01, 0x92, 0x00}, {0x16, 0x01, 0x92, 0x01} - }, - { - {0x03, 0x01, 0xe6, 0x00}, {0x06, 0x01, 0xe6, 0x00}, - {0x0a, 0x01, 0xe6, 0x00}, {0x0f, 0x01, 0xe6, 0x00}, - {0x18, 0x01, 0xe6, 0x00}, {0x1f, 0x01, 0xe6, 0x00}, - {0x29, 0x01, 0xe6, 0x00}, {0x38, 0x01, 0xe6, 0x01}, - {0x02, 0x01, 0x81, 0x00}, {0x09, 0x01, 0x81, 0x00}, - {0x17, 0x01, 0x81, 0x00}, {0x28, 0x01, 0x81, 0x01}, - {0x02, 0x01, 0x84, 0x00}, {0x09, 0x01, 0x84, 0x00}, - {0x17, 0x01, 0x84, 0x00}, {0x28, 0x01, 0x84, 0x01} - }, - { - {0x03, 0x01, 0x81, 0x00}, {0x06, 0x01, 0x81, 0x00}, - {0x0a, 0x01, 0x81, 0x00}, {0x0f, 0x01, 0x81, 0x00}, - {0x18, 0x01, 0x81, 0x00}, {0x1f, 0x01, 0x81, 0x00}, - {0x29, 0x01, 0x81, 0x00}, {0x38, 0x01, 0x81, 0x01}, - {0x03, 0x01, 0x84, 0x00}, {0x06, 0x01, 0x84, 0x00}, - {0x0a, 0x01, 0x84, 0x00}, {0x0f, 0x01, 0x84, 0x00}, - {0x18, 0x01, 0x84, 0x00}, {0x1f, 0x01, 0x84, 0x00}, - {0x29, 0x01, 0x84, 0x00}, {0x38, 0x01, 0x84, 0x01} - }, - { - {0x02, 0x01, 0x85, 0x00}, {0x09, 0x01, 0x85, 0x00}, - {0x17, 0x01, 0x85, 0x00}, {0x28, 0x01, 0x85, 0x01}, - {0x02, 0x01, 0x86, 0x00}, {0x09, 0x01, 0x86, 0x00}, - {0x17, 0x01, 0x86, 0x00}, {0x28, 0x01, 0x86, 0x01}, - {0x02, 0x01, 0x88, 0x00}, {0x09, 0x01, 0x88, 0x00}, - {0x17, 0x01, 0x88, 0x00}, {0x28, 0x01, 0x88, 0x01}, - {0x02, 0x01, 0x92, 0x00}, {0x09, 0x01, 0x92, 0x00}, - {0x17, 0x01, 0x92, 0x00}, {0x28, 0x01, 0x92, 0x01} - }, - { - {0x03, 0x01, 0x85, 0x00}, {0x06, 0x01, 0x85, 0x00}, - {0x0a, 0x01, 0x85, 0x00}, {0x0f, 0x01, 0x85, 0x00}, - {0x18, 0x01, 0x85, 0x00}, {0x1f, 0x01, 0x85, 0x00}, - {0x29, 0x01, 0x85, 0x00}, {0x38, 0x01, 0x85, 0x01}, - {0x03, 0x01, 0x86, 0x00}, {0x06, 0x01, 0x86, 0x00}, - {0x0a, 0x01, 0x86, 0x00}, {0x0f, 0x01, 0x86, 0x00}, - {0x18, 0x01, 0x86, 0x00}, {0x1f, 0x01, 0x86, 0x00}, - {0x29, 0x01, 0x86, 0x00}, {0x38, 0x01, 0x86, 0x01} - }, - /* 125 */ - { - {0x03, 0x01, 0x88, 0x00}, {0x06, 0x01, 0x88, 0x00}, - {0x0a, 0x01, 0x88, 0x00}, {0x0f, 0x01, 0x88, 0x00}, - {0x18, 0x01, 0x88, 0x00}, {0x1f, 0x01, 0x88, 0x00}, - {0x29, 0x01, 0x88, 0x00}, {0x38, 0x01, 0x88, 0x01}, - {0x03, 0x01, 0x92, 0x00}, {0x06, 0x01, 0x92, 0x00}, - {0x0a, 0x01, 0x92, 0x00}, {0x0f, 0x01, 0x92, 0x00}, - {0x18, 0x01, 0x92, 0x00}, {0x1f, 0x01, 0x92, 0x00}, - {0x29, 0x01, 0x92, 0x00}, {0x38, 0x01, 0x92, 0x01} - }, - { - {0x01, 0x01, 0x9a, 0x00}, {0x16, 0x01, 0x9a, 0x01}, - {0x01, 0x01, 0x9c, 0x00}, {0x16, 0x01, 0x9c, 0x01}, - {0x01, 0x01, 0xa0, 0x00}, {0x16, 0x01, 0xa0, 0x01}, - {0x01, 0x01, 0xa3, 0x00}, {0x16, 0x01, 0xa3, 0x01}, - {0x01, 0x01, 0xa4, 0x00}, {0x16, 0x01, 0xa4, 0x01}, - {0x01, 0x01, 0xa9, 0x00}, {0x16, 0x01, 0xa9, 0x01}, - {0x01, 0x01, 0xaa, 0x00}, {0x16, 0x01, 0xaa, 0x01}, - {0x01, 0x01, 0xad, 0x00}, {0x16, 0x01, 0xad, 0x01} - }, - { - {0x02, 0x01, 0x9a, 0x00}, {0x09, 0x01, 0x9a, 0x00}, - {0x17, 0x01, 0x9a, 0x00}, {0x28, 0x01, 0x9a, 0x01}, - {0x02, 0x01, 0x9c, 0x00}, {0x09, 0x01, 0x9c, 0x00}, - {0x17, 0x01, 0x9c, 0x00}, {0x28, 0x01, 0x9c, 0x01}, - {0x02, 0x01, 0xa0, 0x00}, {0x09, 0x01, 0xa0, 0x00}, - {0x17, 0x01, 0xa0, 0x00}, {0x28, 0x01, 0xa0, 0x01}, - {0x02, 0x01, 0xa3, 0x00}, {0x09, 0x01, 0xa3, 0x00}, - {0x17, 0x01, 0xa3, 0x00}, {0x28, 0x01, 0xa3, 0x01} - }, - { - {0x03, 0x01, 0x9a, 0x00}, {0x06, 0x01, 0x9a, 0x00}, - {0x0a, 0x01, 0x9a, 0x00}, {0x0f, 0x01, 0x9a, 0x00}, - {0x18, 0x01, 0x9a, 0x00}, {0x1f, 0x01, 0x9a, 0x00}, - {0x29, 0x01, 0x9a, 0x00}, {0x38, 0x01, 0x9a, 0x01}, - {0x03, 0x01, 0x9c, 0x00}, {0x06, 0x01, 0x9c, 0x00}, - {0x0a, 0x01, 0x9c, 0x00}, {0x0f, 0x01, 0x9c, 0x00}, - {0x18, 0x01, 0x9c, 0x00}, {0x1f, 0x01, 0x9c, 0x00}, - {0x29, 0x01, 0x9c, 0x00}, {0x38, 0x01, 0x9c, 0x01} - }, - { - {0x03, 0x01, 0xa0, 0x00}, {0x06, 0x01, 0xa0, 0x00}, - {0x0a, 0x01, 0xa0, 0x00}, {0x0f, 0x01, 0xa0, 0x00}, - {0x18, 0x01, 0xa0, 0x00}, {0x1f, 0x01, 0xa0, 0x00}, - {0x29, 0x01, 0xa0, 0x00}, {0x38, 0x01, 0xa0, 0x01}, - {0x03, 0x01, 0xa3, 0x00}, {0x06, 0x01, 0xa3, 0x00}, - {0x0a, 0x01, 0xa3, 0x00}, {0x0f, 0x01, 0xa3, 0x00}, - {0x18, 0x01, 0xa3, 0x00}, {0x1f, 0x01, 0xa3, 0x00}, - {0x29, 0x01, 0xa3, 0x00}, {0x38, 0x01, 0xa3, 0x01} - }, - /* 130 */ - { - {0x02, 0x01, 0xa4, 0x00}, {0x09, 0x01, 0xa4, 0x00}, - {0x17, 0x01, 0xa4, 0x00}, {0x28, 0x01, 0xa4, 0x01}, - {0x02, 0x01, 0xa9, 0x00}, {0x09, 0x01, 0xa9, 0x00}, - {0x17, 0x01, 0xa9, 0x00}, {0x28, 0x01, 0xa9, 0x01}, - {0x02, 0x01, 0xaa, 0x00}, {0x09, 0x01, 0xaa, 0x00}, - {0x17, 0x01, 0xaa, 0x00}, {0x28, 0x01, 0xaa, 0x01}, - {0x02, 0x01, 0xad, 0x00}, {0x09, 0x01, 0xad, 0x00}, - {0x17, 0x01, 0xad, 0x00}, {0x28, 0x01, 0xad, 0x01} - }, - { - {0x03, 0x01, 0xa4, 0x00}, {0x06, 0x01, 0xa4, 0x00}, - {0x0a, 0x01, 0xa4, 0x00}, {0x0f, 0x01, 0xa4, 0x00}, - {0x18, 0x01, 0xa4, 0x00}, {0x1f, 0x01, 0xa4, 0x00}, - {0x29, 0x01, 0xa4, 0x00}, {0x38, 0x01, 0xa4, 0x01}, - {0x03, 0x01, 0xa9, 0x00}, {0x06, 0x01, 0xa9, 0x00}, - {0x0a, 0x01, 0xa9, 0x00}, {0x0f, 0x01, 0xa9, 0x00}, - {0x18, 0x01, 0xa9, 0x00}, {0x1f, 0x01, 0xa9, 0x00}, - {0x29, 0x01, 0xa9, 0x00}, {0x38, 0x01, 0xa9, 0x01} - }, - { - {0x03, 0x01, 0xaa, 0x00}, {0x06, 0x01, 0xaa, 0x00}, - {0x0a, 0x01, 0xaa, 0x00}, {0x0f, 0x01, 0xaa, 0x00}, - {0x18, 0x01, 0xaa, 0x00}, {0x1f, 0x01, 0xaa, 0x00}, - {0x29, 0x01, 0xaa, 0x00}, {0x38, 0x01, 0xaa, 0x01}, - {0x03, 0x01, 0xad, 0x00}, {0x06, 0x01, 0xad, 0x00}, - {0x0a, 0x01, 0xad, 0x00}, {0x0f, 0x01, 0xad, 0x00}, - {0x18, 0x01, 0xad, 0x00}, {0x1f, 0x01, 0xad, 0x00}, - {0x29, 0x01, 0xad, 0x00}, {0x38, 0x01, 0xad, 0x01} - }, - { - {0x89, 0x00, 0x00, 0x00}, {0x8a, 0x00, 0x00, 0x00}, - {0x8c, 0x00, 0x00, 0x00}, {0x8d, 0x00, 0x00, 0x00}, - {0x90, 0x00, 0x00, 0x00}, {0x91, 0x00, 0x00, 0x00}, - {0x93, 0x00, 0x00, 0x00}, {0x96, 0x00, 0x00, 0x00}, - {0x9c, 0x00, 0x00, 0x00}, {0x9f, 0x00, 0x00, 0x00}, - {0xa3, 0x00, 0x00, 0x00}, {0xa6, 0x00, 0x00, 0x00}, - {0xab, 0x00, 0x00, 0x00}, {0xae, 0x00, 0x00, 0x00}, - {0xb5, 0x00, 0x00, 0x00}, {0xbe, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xb2, 0x01}, {0x00, 0x01, 0xb5, 0x01}, - {0x00, 0x01, 0xb9, 0x01}, {0x00, 0x01, 0xba, 0x01}, - {0x00, 0x01, 0xbb, 0x01}, {0x00, 0x01, 0xbd, 0x01}, - {0x00, 0x01, 0xbe, 0x01}, {0x00, 0x01, 0xc4, 0x01}, - {0x00, 0x01, 0xc6, 0x01}, {0x00, 0x01, 0xe4, 0x01}, - {0x00, 0x01, 0xe8, 0x01}, {0x00, 0x01, 0xe9, 0x01}, - {0x94, 0x00, 0x00, 0x00}, {0x95, 0x00, 0x00, 0x00}, - {0x97, 0x00, 0x00, 0x00}, {0x98, 0x00, 0x00, 0x00} - }, - /* 135 */ - { - {0x01, 0x01, 0xb2, 0x00}, {0x16, 0x01, 0xb2, 0x01}, - {0x01, 0x01, 0xb5, 0x00}, {0x16, 0x01, 0xb5, 0x01}, - {0x01, 0x01, 0xb9, 0x00}, {0x16, 0x01, 0xb9, 0x01}, - {0x01, 0x01, 0xba, 0x00}, {0x16, 0x01, 0xba, 0x01}, - {0x01, 0x01, 0xbb, 0x00}, {0x16, 0x01, 0xbb, 0x01}, - {0x01, 0x01, 0xbd, 0x00}, {0x16, 0x01, 0xbd, 0x01}, - {0x01, 0x01, 0xbe, 0x00}, {0x16, 0x01, 0xbe, 0x01}, - {0x01, 0x01, 0xc4, 0x00}, {0x16, 0x01, 0xc4, 0x01} - }, - { - {0x02, 0x01, 0xb2, 0x00}, {0x09, 0x01, 0xb2, 0x00}, - {0x17, 0x01, 0xb2, 0x00}, {0x28, 0x01, 0xb2, 0x01}, - {0x02, 0x01, 0xb5, 0x00}, {0x09, 0x01, 0xb5, 0x00}, - {0x17, 0x01, 0xb5, 0x00}, {0x28, 0x01, 0xb5, 0x01}, - {0x02, 0x01, 0xb9, 0x00}, {0x09, 0x01, 0xb9, 0x00}, - {0x17, 0x01, 0xb9, 0x00}, {0x28, 0x01, 0xb9, 0x01}, - {0x02, 0x01, 0xba, 0x00}, {0x09, 0x01, 0xba, 0x00}, - {0x17, 0x01, 0xba, 0x00}, {0x28, 0x01, 0xba, 0x01} - }, - { - {0x03, 0x01, 0xb2, 0x00}, {0x06, 0x01, 0xb2, 0x00}, - {0x0a, 0x01, 0xb2, 0x00}, {0x0f, 0x01, 0xb2, 0x00}, - {0x18, 0x01, 0xb2, 0x00}, {0x1f, 0x01, 0xb2, 0x00}, - {0x29, 0x01, 0xb2, 0x00}, {0x38, 0x01, 0xb2, 0x01}, - {0x03, 0x01, 0xb5, 0x00}, {0x06, 0x01, 0xb5, 0x00}, - {0x0a, 0x01, 0xb5, 0x00}, {0x0f, 0x01, 0xb5, 0x00}, - {0x18, 0x01, 0xb5, 0x00}, {0x1f, 0x01, 0xb5, 0x00}, - {0x29, 0x01, 0xb5, 0x00}, {0x38, 0x01, 0xb5, 0x01} - }, - { - {0x03, 0x01, 0xb9, 0x00}, {0x06, 0x01, 0xb9, 0x00}, - {0x0a, 0x01, 0xb9, 0x00}, {0x0f, 0x01, 0xb9, 0x00}, - {0x18, 0x01, 0xb9, 0x00}, {0x1f, 0x01, 0xb9, 0x00}, - {0x29, 0x01, 0xb9, 0x00}, {0x38, 0x01, 0xb9, 0x01}, - {0x03, 0x01, 0xba, 0x00}, {0x06, 0x01, 0xba, 0x00}, - {0x0a, 0x01, 0xba, 0x00}, {0x0f, 0x01, 0xba, 0x00}, - {0x18, 0x01, 0xba, 0x00}, {0x1f, 0x01, 0xba, 0x00}, - {0x29, 0x01, 0xba, 0x00}, {0x38, 0x01, 0xba, 0x01} - }, - { - {0x02, 0x01, 0xbb, 0x00}, {0x09, 0x01, 0xbb, 0x00}, - {0x17, 0x01, 0xbb, 0x00}, {0x28, 0x01, 0xbb, 0x01}, - {0x02, 0x01, 0xbd, 0x00}, {0x09, 0x01, 0xbd, 0x00}, - {0x17, 0x01, 0xbd, 0x00}, {0x28, 0x01, 0xbd, 0x01}, - {0x02, 0x01, 0xbe, 0x00}, {0x09, 0x01, 0xbe, 0x00}, - {0x17, 0x01, 0xbe, 0x00}, {0x28, 0x01, 0xbe, 0x01}, - {0x02, 0x01, 0xc4, 0x00}, {0x09, 0x01, 0xc4, 0x00}, - {0x17, 0x01, 0xc4, 0x00}, {0x28, 0x01, 0xc4, 0x01} - }, - /* 140 */ - { - {0x03, 0x01, 0xbb, 0x00}, {0x06, 0x01, 0xbb, 0x00}, - {0x0a, 0x01, 0xbb, 0x00}, {0x0f, 0x01, 0xbb, 0x00}, - {0x18, 0x01, 0xbb, 0x00}, {0x1f, 0x01, 0xbb, 0x00}, - {0x29, 0x01, 0xbb, 0x00}, {0x38, 0x01, 0xbb, 0x01}, - {0x03, 0x01, 0xbd, 0x00}, {0x06, 0x01, 0xbd, 0x00}, - {0x0a, 0x01, 0xbd, 0x00}, {0x0f, 0x01, 0xbd, 0x00}, - {0x18, 0x01, 0xbd, 0x00}, {0x1f, 0x01, 0xbd, 0x00}, - {0x29, 0x01, 0xbd, 0x00}, {0x38, 0x01, 0xbd, 0x01} - }, - { - {0x03, 0x01, 0xbe, 0x00}, {0x06, 0x01, 0xbe, 0x00}, - {0x0a, 0x01, 0xbe, 0x00}, {0x0f, 0x01, 0xbe, 0x00}, - {0x18, 0x01, 0xbe, 0x00}, {0x1f, 0x01, 0xbe, 0x00}, - {0x29, 0x01, 0xbe, 0x00}, {0x38, 0x01, 0xbe, 0x01}, - {0x03, 0x01, 0xc4, 0x00}, {0x06, 0x01, 0xc4, 0x00}, - {0x0a, 0x01, 0xc4, 0x00}, {0x0f, 0x01, 0xc4, 0x00}, - {0x18, 0x01, 0xc4, 0x00}, {0x1f, 0x01, 0xc4, 0x00}, - {0x29, 0x01, 0xc4, 0x00}, {0x38, 0x01, 0xc4, 0x01} - }, - { - {0x01, 0x01, 0xc6, 0x00}, {0x16, 0x01, 0xc6, 0x01}, - {0x01, 0x01, 0xe4, 0x00}, {0x16, 0x01, 0xe4, 0x01}, - {0x01, 0x01, 0xe8, 0x00}, {0x16, 0x01, 0xe8, 0x01}, - {0x01, 0x01, 0xe9, 0x00}, {0x16, 0x01, 0xe9, 0x01}, - {0x00, 0x01, 0x01, 0x01}, {0x00, 0x01, 0x87, 0x01}, - {0x00, 0x01, 0x89, 0x01}, {0x00, 0x01, 0x8a, 0x01}, - {0x00, 0x01, 0x8b, 0x01}, {0x00, 0x01, 0x8c, 0x01}, - {0x00, 0x01, 0x8d, 0x01}, {0x00, 0x01, 0x8f, 0x01} - }, - { - {0x02, 0x01, 0xc6, 0x00}, {0x09, 0x01, 0xc6, 0x00}, - {0x17, 0x01, 0xc6, 0x00}, {0x28, 0x01, 0xc6, 0x01}, - {0x02, 0x01, 0xe4, 0x00}, {0x09, 0x01, 0xe4, 0x00}, - {0x17, 0x01, 0xe4, 0x00}, {0x28, 0x01, 0xe4, 0x01}, - {0x02, 0x01, 0xe8, 0x00}, {0x09, 0x01, 0xe8, 0x00}, - {0x17, 0x01, 0xe8, 0x00}, {0x28, 0x01, 0xe8, 0x01}, - {0x02, 0x01, 0xe9, 0x00}, {0x09, 0x01, 0xe9, 0x00}, - {0x17, 0x01, 0xe9, 0x00}, {0x28, 0x01, 0xe9, 0x01} - }, - { - {0x03, 0x01, 0xc6, 0x00}, {0x06, 0x01, 0xc6, 0x00}, - {0x0a, 0x01, 0xc6, 0x00}, {0x0f, 0x01, 0xc6, 0x00}, - {0x18, 0x01, 0xc6, 0x00}, {0x1f, 0x01, 0xc6, 0x00}, - {0x29, 0x01, 0xc6, 0x00}, {0x38, 0x01, 0xc6, 0x01}, - {0x03, 0x01, 0xe4, 0x00}, {0x06, 0x01, 0xe4, 0x00}, - {0x0a, 0x01, 0xe4, 0x00}, {0x0f, 0x01, 0xe4, 0x00}, - {0x18, 0x01, 0xe4, 0x00}, {0x1f, 0x01, 0xe4, 0x00}, - {0x29, 0x01, 0xe4, 0x00}, {0x38, 0x01, 0xe4, 0x01} - }, - /* 145 */ - { - {0x03, 0x01, 0xe8, 0x00}, {0x06, 0x01, 0xe8, 0x00}, - {0x0a, 0x01, 0xe8, 0x00}, {0x0f, 0x01, 0xe8, 0x00}, - {0x18, 0x01, 0xe8, 0x00}, {0x1f, 0x01, 0xe8, 0x00}, - {0x29, 0x01, 0xe8, 0x00}, {0x38, 0x01, 0xe8, 0x01}, - {0x03, 0x01, 0xe9, 0x00}, {0x06, 0x01, 0xe9, 0x00}, - {0x0a, 0x01, 0xe9, 0x00}, {0x0f, 0x01, 0xe9, 0x00}, - {0x18, 0x01, 0xe9, 0x00}, {0x1f, 0x01, 0xe9, 0x00}, - {0x29, 0x01, 0xe9, 0x00}, {0x38, 0x01, 0xe9, 0x01} - }, - { - {0x01, 0x01, 0x01, 0x00}, {0x16, 0x01, 0x01, 0x01}, - {0x01, 0x01, 0x87, 0x00}, {0x16, 0x01, 0x87, 0x01}, - {0x01, 0x01, 0x89, 0x00}, {0x16, 0x01, 0x89, 0x01}, - {0x01, 0x01, 0x8a, 0x00}, {0x16, 0x01, 0x8a, 0x01}, - {0x01, 0x01, 0x8b, 0x00}, {0x16, 0x01, 0x8b, 0x01}, - {0x01, 0x01, 0x8c, 0x00}, {0x16, 0x01, 0x8c, 0x01}, - {0x01, 0x01, 0x8d, 0x00}, {0x16, 0x01, 0x8d, 0x01}, - {0x01, 0x01, 0x8f, 0x00}, {0x16, 0x01, 0x8f, 0x01} - }, - { - {0x02, 0x01, 0x01, 0x00}, {0x09, 0x01, 0x01, 0x00}, - {0x17, 0x01, 0x01, 0x00}, {0x28, 0x01, 0x01, 0x01}, - {0x02, 0x01, 0x87, 0x00}, {0x09, 0x01, 0x87, 0x00}, - {0x17, 0x01, 0x87, 0x00}, {0x28, 0x01, 0x87, 0x01}, - {0x02, 0x01, 0x89, 0x00}, {0x09, 0x01, 0x89, 0x00}, - {0x17, 0x01, 0x89, 0x00}, {0x28, 0x01, 0x89, 0x01}, - {0x02, 0x01, 0x8a, 0x00}, {0x09, 0x01, 0x8a, 0x00}, - {0x17, 0x01, 0x8a, 0x00}, {0x28, 0x01, 0x8a, 0x01} - }, - { - {0x03, 0x01, 0x01, 0x00}, {0x06, 0x01, 0x01, 0x00}, - {0x0a, 0x01, 0x01, 0x00}, {0x0f, 0x01, 0x01, 0x00}, - {0x18, 0x01, 0x01, 0x00}, {0x1f, 0x01, 0x01, 0x00}, - {0x29, 0x01, 0x01, 0x00}, {0x38, 0x01, 0x01, 0x01}, - {0x03, 0x01, 0x87, 0x00}, {0x06, 0x01, 0x87, 0x00}, - {0x0a, 0x01, 0x87, 0x00}, {0x0f, 0x01, 0x87, 0x00}, - {0x18, 0x01, 0x87, 0x00}, {0x1f, 0x01, 0x87, 0x00}, - {0x29, 0x01, 0x87, 0x00}, {0x38, 0x01, 0x87, 0x01} - }, - { - {0x03, 0x01, 0x89, 0x00}, {0x06, 0x01, 0x89, 0x00}, - {0x0a, 0x01, 0x89, 0x00}, {0x0f, 0x01, 0x89, 0x00}, - {0x18, 0x01, 0x89, 0x00}, {0x1f, 0x01, 0x89, 0x00}, - {0x29, 0x01, 0x89, 0x00}, {0x38, 0x01, 0x89, 0x01}, - {0x03, 0x01, 0x8a, 0x00}, {0x06, 0x01, 0x8a, 0x00}, - {0x0a, 0x01, 0x8a, 0x00}, {0x0f, 0x01, 0x8a, 0x00}, - {0x18, 0x01, 0x8a, 0x00}, {0x1f, 0x01, 0x8a, 0x00}, - {0x29, 0x01, 0x8a, 0x00}, {0x38, 0x01, 0x8a, 0x01} - }, - /* 150 */ - { - {0x02, 0x01, 0x8b, 0x00}, {0x09, 0x01, 0x8b, 0x00}, - {0x17, 0x01, 0x8b, 0x00}, {0x28, 0x01, 0x8b, 0x01}, - {0x02, 0x01, 0x8c, 0x00}, {0x09, 0x01, 0x8c, 0x00}, - {0x17, 0x01, 0x8c, 0x00}, {0x28, 0x01, 0x8c, 0x01}, - {0x02, 0x01, 0x8d, 0x00}, {0x09, 0x01, 0x8d, 0x00}, - {0x17, 0x01, 0x8d, 0x00}, {0x28, 0x01, 0x8d, 0x01}, - {0x02, 0x01, 0x8f, 0x00}, {0x09, 0x01, 0x8f, 0x00}, - {0x17, 0x01, 0x8f, 0x00}, {0x28, 0x01, 0x8f, 0x01} - }, - { - {0x03, 0x01, 0x8b, 0x00}, {0x06, 0x01, 0x8b, 0x00}, - {0x0a, 0x01, 0x8b, 0x00}, {0x0f, 0x01, 0x8b, 0x00}, - {0x18, 0x01, 0x8b, 0x00}, {0x1f, 0x01, 0x8b, 0x00}, - {0x29, 0x01, 0x8b, 0x00}, {0x38, 0x01, 0x8b, 0x01}, - {0x03, 0x01, 0x8c, 0x00}, {0x06, 0x01, 0x8c, 0x00}, - {0x0a, 0x01, 0x8c, 0x00}, {0x0f, 0x01, 0x8c, 0x00}, - {0x18, 0x01, 0x8c, 0x00}, {0x1f, 0x01, 0x8c, 0x00}, - {0x29, 0x01, 0x8c, 0x00}, {0x38, 0x01, 0x8c, 0x01} - }, - { - {0x03, 0x01, 0x8d, 0x00}, {0x06, 0x01, 0x8d, 0x00}, - {0x0a, 0x01, 0x8d, 0x00}, {0x0f, 0x01, 0x8d, 0x00}, - {0x18, 0x01, 0x8d, 0x00}, {0x1f, 0x01, 0x8d, 0x00}, - {0x29, 0x01, 0x8d, 0x00}, {0x38, 0x01, 0x8d, 0x01}, - {0x03, 0x01, 0x8f, 0x00}, {0x06, 0x01, 0x8f, 0x00}, - {0x0a, 0x01, 0x8f, 0x00}, {0x0f, 0x01, 0x8f, 0x00}, - {0x18, 0x01, 0x8f, 0x00}, {0x1f, 0x01, 0x8f, 0x00}, - {0x29, 0x01, 0x8f, 0x00}, {0x38, 0x01, 0x8f, 0x01} - }, - { - {0x9d, 0x00, 0x00, 0x00}, {0x9e, 0x00, 0x00, 0x00}, - {0xa0, 0x00, 0x00, 0x00}, {0xa1, 0x00, 0x00, 0x00}, - {0xa4, 0x00, 0x00, 0x00}, {0xa5, 0x00, 0x00, 0x00}, - {0xa7, 0x00, 0x00, 0x00}, {0xa8, 0x00, 0x00, 0x00}, - {0xac, 0x00, 0x00, 0x00}, {0xad, 0x00, 0x00, 0x00}, - {0xaf, 0x00, 0x00, 0x00}, {0xb1, 0x00, 0x00, 0x00}, - {0xb6, 0x00, 0x00, 0x00}, {0xb9, 0x00, 0x00, 0x00}, - {0xbf, 0x00, 0x00, 0x00}, {0xcf, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x93, 0x01}, {0x00, 0x01, 0x95, 0x01}, - {0x00, 0x01, 0x96, 0x01}, {0x00, 0x01, 0x97, 0x01}, - {0x00, 0x01, 0x98, 0x01}, {0x00, 0x01, 0x9b, 0x01}, - {0x00, 0x01, 0x9d, 0x01}, {0x00, 0x01, 0x9e, 0x01}, - {0x00, 0x01, 0xa5, 0x01}, {0x00, 0x01, 0xa6, 0x01}, - {0x00, 0x01, 0xa8, 0x01}, {0x00, 0x01, 0xae, 0x01}, - {0x00, 0x01, 0xaf, 0x01}, {0x00, 0x01, 0xb4, 0x01}, - {0x00, 0x01, 0xb6, 0x01}, {0x00, 0x01, 0xb7, 0x01} - }, - /* 155 */ - { - {0x01, 0x01, 0x93, 0x00}, {0x16, 0x01, 0x93, 0x01}, - {0x01, 0x01, 0x95, 0x00}, {0x16, 0x01, 0x95, 0x01}, - {0x01, 0x01, 0x96, 0x00}, {0x16, 0x01, 0x96, 0x01}, - {0x01, 0x01, 0x97, 0x00}, {0x16, 0x01, 0x97, 0x01}, - {0x01, 0x01, 0x98, 0x00}, {0x16, 0x01, 0x98, 0x01}, - {0x01, 0x01, 0x9b, 0x00}, {0x16, 0x01, 0x9b, 0x01}, - {0x01, 0x01, 0x9d, 0x00}, {0x16, 0x01, 0x9d, 0x01}, - {0x01, 0x01, 0x9e, 0x00}, {0x16, 0x01, 0x9e, 0x01} - }, - { - {0x02, 0x01, 0x93, 0x00}, {0x09, 0x01, 0x93, 0x00}, - {0x17, 0x01, 0x93, 0x00}, {0x28, 0x01, 0x93, 0x01}, - {0x02, 0x01, 0x95, 0x00}, {0x09, 0x01, 0x95, 0x00}, - {0x17, 0x01, 0x95, 0x00}, {0x28, 0x01, 0x95, 0x01}, - {0x02, 0x01, 0x96, 0x00}, {0x09, 0x01, 0x96, 0x00}, - {0x17, 0x01, 0x96, 0x00}, {0x28, 0x01, 0x96, 0x01}, - {0x02, 0x01, 0x97, 0x00}, {0x09, 0x01, 0x97, 0x00}, - {0x17, 0x01, 0x97, 0x00}, {0x28, 0x01, 0x97, 0x01} - }, - { - {0x03, 0x01, 0x93, 0x00}, {0x06, 0x01, 0x93, 0x00}, - {0x0a, 0x01, 0x93, 0x00}, {0x0f, 0x01, 0x93, 0x00}, - {0x18, 0x01, 0x93, 0x00}, {0x1f, 0x01, 0x93, 0x00}, - {0x29, 0x01, 0x93, 0x00}, {0x38, 0x01, 0x93, 0x01}, - {0x03, 0x01, 0x95, 0x00}, {0x06, 0x01, 0x95, 0x00}, - {0x0a, 0x01, 0x95, 0x00}, {0x0f, 0x01, 0x95, 0x00}, - {0x18, 0x01, 0x95, 0x00}, {0x1f, 0x01, 0x95, 0x00}, - {0x29, 0x01, 0x95, 0x00}, {0x38, 0x01, 0x95, 0x01} - }, - { - {0x03, 0x01, 0x96, 0x00}, {0x06, 0x01, 0x96, 0x00}, - {0x0a, 0x01, 0x96, 0x00}, {0x0f, 0x01, 0x96, 0x00}, - {0x18, 0x01, 0x96, 0x00}, {0x1f, 0x01, 0x96, 0x00}, - {0x29, 0x01, 0x96, 0x00}, {0x38, 0x01, 0x96, 0x01}, - {0x03, 0x01, 0x97, 0x00}, {0x06, 0x01, 0x97, 0x00}, - {0x0a, 0x01, 0x97, 0x00}, {0x0f, 0x01, 0x97, 0x00}, - {0x18, 0x01, 0x97, 0x00}, {0x1f, 0x01, 0x97, 0x00}, - {0x29, 0x01, 0x97, 0x00}, {0x38, 0x01, 0x97, 0x01} - }, - { - {0x02, 0x01, 0x98, 0x00}, {0x09, 0x01, 0x98, 0x00}, - {0x17, 0x01, 0x98, 0x00}, {0x28, 0x01, 0x98, 0x01}, - {0x02, 0x01, 0x9b, 0x00}, {0x09, 0x01, 0x9b, 0x00}, - {0x17, 0x01, 0x9b, 0x00}, {0x28, 0x01, 0x9b, 0x01}, - {0x02, 0x01, 0x9d, 0x00}, {0x09, 0x01, 0x9d, 0x00}, - {0x17, 0x01, 0x9d, 0x00}, {0x28, 0x01, 0x9d, 0x01}, - {0x02, 0x01, 0x9e, 0x00}, {0x09, 0x01, 0x9e, 0x00}, - {0x17, 0x01, 0x9e, 0x00}, {0x28, 0x01, 0x9e, 0x01} - }, - /* 160 */ - { - {0x03, 0x01, 0x98, 0x00}, {0x06, 0x01, 0x98, 0x00}, - {0x0a, 0x01, 0x98, 0x00}, {0x0f, 0x01, 0x98, 0x00}, - {0x18, 0x01, 0x98, 0x00}, {0x1f, 0x01, 0x98, 0x00}, - {0x29, 0x01, 0x98, 0x00}, {0x38, 0x01, 0x98, 0x01}, - {0x03, 0x01, 0x9b, 0x00}, {0x06, 0x01, 0x9b, 0x00}, - {0x0a, 0x01, 0x9b, 0x00}, {0x0f, 0x01, 0x9b, 0x00}, - {0x18, 0x01, 0x9b, 0x00}, {0x1f, 0x01, 0x9b, 0x00}, - {0x29, 0x01, 0x9b, 0x00}, {0x38, 0x01, 0x9b, 0x01} - }, - { - {0x03, 0x01, 0x9d, 0x00}, {0x06, 0x01, 0x9d, 0x00}, - {0x0a, 0x01, 0x9d, 0x00}, {0x0f, 0x01, 0x9d, 0x00}, - {0x18, 0x01, 0x9d, 0x00}, {0x1f, 0x01, 0x9d, 0x00}, - {0x29, 0x01, 0x9d, 0x00}, {0x38, 0x01, 0x9d, 0x01}, - {0x03, 0x01, 0x9e, 0x00}, {0x06, 0x01, 0x9e, 0x00}, - {0x0a, 0x01, 0x9e, 0x00}, {0x0f, 0x01, 0x9e, 0x00}, - {0x18, 0x01, 0x9e, 0x00}, {0x1f, 0x01, 0x9e, 0x00}, - {0x29, 0x01, 0x9e, 0x00}, {0x38, 0x01, 0x9e, 0x01} - }, - { - {0x01, 0x01, 0xa5, 0x00}, {0x16, 0x01, 0xa5, 0x01}, - {0x01, 0x01, 0xa6, 0x00}, {0x16, 0x01, 0xa6, 0x01}, - {0x01, 0x01, 0xa8, 0x00}, {0x16, 0x01, 0xa8, 0x01}, - {0x01, 0x01, 0xae, 0x00}, {0x16, 0x01, 0xae, 0x01}, - {0x01, 0x01, 0xaf, 0x00}, {0x16, 0x01, 0xaf, 0x01}, - {0x01, 0x01, 0xb4, 0x00}, {0x16, 0x01, 0xb4, 0x01}, - {0x01, 0x01, 0xb6, 0x00}, {0x16, 0x01, 0xb6, 0x01}, - {0x01, 0x01, 0xb7, 0x00}, {0x16, 0x01, 0xb7, 0x01} - }, - { - {0x02, 0x01, 0xa5, 0x00}, {0x09, 0x01, 0xa5, 0x00}, - {0x17, 0x01, 0xa5, 0x00}, {0x28, 0x01, 0xa5, 0x01}, - {0x02, 0x01, 0xa6, 0x00}, {0x09, 0x01, 0xa6, 0x00}, - {0x17, 0x01, 0xa6, 0x00}, {0x28, 0x01, 0xa6, 0x01}, - {0x02, 0x01, 0xa8, 0x00}, {0x09, 0x01, 0xa8, 0x00}, - {0x17, 0x01, 0xa8, 0x00}, {0x28, 0x01, 0xa8, 0x01}, - {0x02, 0x01, 0xae, 0x00}, {0x09, 0x01, 0xae, 0x00}, - {0x17, 0x01, 0xae, 0x00}, {0x28, 0x01, 0xae, 0x01} - }, - { - {0x03, 0x01, 0xa5, 0x00}, {0x06, 0x01, 0xa5, 0x00}, - {0x0a, 0x01, 0xa5, 0x00}, {0x0f, 0x01, 0xa5, 0x00}, - {0x18, 0x01, 0xa5, 0x00}, {0x1f, 0x01, 0xa5, 0x00}, - {0x29, 0x01, 0xa5, 0x00}, {0x38, 0x01, 0xa5, 0x01}, - {0x03, 0x01, 0xa6, 0x00}, {0x06, 0x01, 0xa6, 0x00}, - {0x0a, 0x01, 0xa6, 0x00}, {0x0f, 0x01, 0xa6, 0x00}, - {0x18, 0x01, 0xa6, 0x00}, {0x1f, 0x01, 0xa6, 0x00}, - {0x29, 0x01, 0xa6, 0x00}, {0x38, 0x01, 0xa6, 0x01} - }, - /* 165 */ - { - {0x03, 0x01, 0xa8, 0x00}, {0x06, 0x01, 0xa8, 0x00}, - {0x0a, 0x01, 0xa8, 0x00}, {0x0f, 0x01, 0xa8, 0x00}, - {0x18, 0x01, 0xa8, 0x00}, {0x1f, 0x01, 0xa8, 0x00}, - {0x29, 0x01, 0xa8, 0x00}, {0x38, 0x01, 0xa8, 0x01}, - {0x03, 0x01, 0xae, 0x00}, {0x06, 0x01, 0xae, 0x00}, - {0x0a, 0x01, 0xae, 0x00}, {0x0f, 0x01, 0xae, 0x00}, - {0x18, 0x01, 0xae, 0x00}, {0x1f, 0x01, 0xae, 0x00}, - {0x29, 0x01, 0xae, 0x00}, {0x38, 0x01, 0xae, 0x01} - }, - { - {0x02, 0x01, 0xaf, 0x00}, {0x09, 0x01, 0xaf, 0x00}, - {0x17, 0x01, 0xaf, 0x00}, {0x28, 0x01, 0xaf, 0x01}, - {0x02, 0x01, 0xb4, 0x00}, {0x09, 0x01, 0xb4, 0x00}, - {0x17, 0x01, 0xb4, 0x00}, {0x28, 0x01, 0xb4, 0x01}, - {0x02, 0x01, 0xb6, 0x00}, {0x09, 0x01, 0xb6, 0x00}, - {0x17, 0x01, 0xb6, 0x00}, {0x28, 0x01, 0xb6, 0x01}, - {0x02, 0x01, 0xb7, 0x00}, {0x09, 0x01, 0xb7, 0x00}, - {0x17, 0x01, 0xb7, 0x00}, {0x28, 0x01, 0xb7, 0x01} - }, - { - {0x03, 0x01, 0xaf, 0x00}, {0x06, 0x01, 0xaf, 0x00}, - {0x0a, 0x01, 0xaf, 0x00}, {0x0f, 0x01, 0xaf, 0x00}, - {0x18, 0x01, 0xaf, 0x00}, {0x1f, 0x01, 0xaf, 0x00}, - {0x29, 0x01, 0xaf, 0x00}, {0x38, 0x01, 0xaf, 0x01}, - {0x03, 0x01, 0xb4, 0x00}, {0x06, 0x01, 0xb4, 0x00}, - {0x0a, 0x01, 0xb4, 0x00}, {0x0f, 0x01, 0xb4, 0x00}, - {0x18, 0x01, 0xb4, 0x00}, {0x1f, 0x01, 0xb4, 0x00}, - {0x29, 0x01, 0xb4, 0x00}, {0x38, 0x01, 0xb4, 0x01} - }, - { - {0x03, 0x01, 0xb6, 0x00}, {0x06, 0x01, 0xb6, 0x00}, - {0x0a, 0x01, 0xb6, 0x00}, {0x0f, 0x01, 0xb6, 0x00}, - {0x18, 0x01, 0xb6, 0x00}, {0x1f, 0x01, 0xb6, 0x00}, - {0x29, 0x01, 0xb6, 0x00}, {0x38, 0x01, 0xb6, 0x01}, - {0x03, 0x01, 0xb7, 0x00}, {0x06, 0x01, 0xb7, 0x00}, - {0x0a, 0x01, 0xb7, 0x00}, {0x0f, 0x01, 0xb7, 0x00}, - {0x18, 0x01, 0xb7, 0x00}, {0x1f, 0x01, 0xb7, 0x00}, - {0x29, 0x01, 0xb7, 0x00}, {0x38, 0x01, 0xb7, 0x01} - }, - { - {0x00, 0x01, 0xbc, 0x01}, {0x00, 0x01, 0xbf, 0x01}, - {0x00, 0x01, 0xc5, 0x01}, {0x00, 0x01, 0xe7, 0x01}, - {0x00, 0x01, 0xef, 0x01}, {0xb0, 0x00, 0x00, 0x00}, - {0xb2, 0x00, 0x00, 0x00}, {0xb3, 0x00, 0x00, 0x00}, - {0xb7, 0x00, 0x00, 0x00}, {0xb8, 0x00, 0x00, 0x00}, - {0xba, 0x00, 0x00, 0x00}, {0xbb, 0x00, 0x00, 0x00}, - {0xc0, 0x00, 0x00, 0x00}, {0xc7, 0x00, 0x00, 0x00}, - {0xd0, 0x00, 0x00, 0x00}, {0xdf, 0x00, 0x00, 0x01} - }, - /* 170 */ - { - {0x01, 0x01, 0xbc, 0x00}, {0x16, 0x01, 0xbc, 0x01}, - {0x01, 0x01, 0xbf, 0x00}, {0x16, 0x01, 0xbf, 0x01}, - {0x01, 0x01, 0xc5, 0x00}, {0x16, 0x01, 0xc5, 0x01}, - {0x01, 0x01, 0xe7, 0x00}, {0x16, 0x01, 0xe7, 0x01}, - {0x01, 0x01, 0xef, 0x00}, {0x16, 0x01, 0xef, 0x01}, - {0x00, 0x01, 0x09, 0x01}, {0x00, 0x01, 0x8e, 0x01}, - {0x00, 0x01, 0x90, 0x01}, {0x00, 0x01, 0x91, 0x01}, - {0x00, 0x01, 0x94, 0x01}, {0x00, 0x01, 0x9f, 0x01} - }, - { - {0x02, 0x01, 0xbc, 0x00}, {0x09, 0x01, 0xbc, 0x00}, - {0x17, 0x01, 0xbc, 0x00}, {0x28, 0x01, 0xbc, 0x01}, - {0x02, 0x01, 0xbf, 0x00}, {0x09, 0x01, 0xbf, 0x00}, - {0x17, 0x01, 0xbf, 0x00}, {0x28, 0x01, 0xbf, 0x01}, - {0x02, 0x01, 0xc5, 0x00}, {0x09, 0x01, 0xc5, 0x00}, - {0x17, 0x01, 0xc5, 0x00}, {0x28, 0x01, 0xc5, 0x01}, - {0x02, 0x01, 0xe7, 0x00}, {0x09, 0x01, 0xe7, 0x00}, - {0x17, 0x01, 0xe7, 0x00}, {0x28, 0x01, 0xe7, 0x01} - }, - { - {0x03, 0x01, 0xbc, 0x00}, {0x06, 0x01, 0xbc, 0x00}, - {0x0a, 0x01, 0xbc, 0x00}, {0x0f, 0x01, 0xbc, 0x00}, - {0x18, 0x01, 0xbc, 0x00}, {0x1f, 0x01, 0xbc, 0x00}, - {0x29, 0x01, 0xbc, 0x00}, {0x38, 0x01, 0xbc, 0x01}, - {0x03, 0x01, 0xbf, 0x00}, {0x06, 0x01, 0xbf, 0x00}, - {0x0a, 0x01, 0xbf, 0x00}, {0x0f, 0x01, 0xbf, 0x00}, - {0x18, 0x01, 0xbf, 0x00}, {0x1f, 0x01, 0xbf, 0x00}, - {0x29, 0x01, 0xbf, 0x00}, {0x38, 0x01, 0xbf, 0x01} - }, - { - {0x03, 0x01, 0xc5, 0x00}, {0x06, 0x01, 0xc5, 0x00}, - {0x0a, 0x01, 0xc5, 0x00}, {0x0f, 0x01, 0xc5, 0x00}, - {0x18, 0x01, 0xc5, 0x00}, {0x1f, 0x01, 0xc5, 0x00}, - {0x29, 0x01, 0xc5, 0x00}, {0x38, 0x01, 0xc5, 0x01}, - {0x03, 0x01, 0xe7, 0x00}, {0x06, 0x01, 0xe7, 0x00}, - {0x0a, 0x01, 0xe7, 0x00}, {0x0f, 0x01, 0xe7, 0x00}, - {0x18, 0x01, 0xe7, 0x00}, {0x1f, 0x01, 0xe7, 0x00}, - {0x29, 0x01, 0xe7, 0x00}, {0x38, 0x01, 0xe7, 0x01} - }, - { - {0x02, 0x01, 0xef, 0x00}, {0x09, 0x01, 0xef, 0x00}, - {0x17, 0x01, 0xef, 0x00}, {0x28, 0x01, 0xef, 0x01}, - {0x01, 0x01, 0x09, 0x00}, {0x16, 0x01, 0x09, 0x01}, - {0x01, 0x01, 0x8e, 0x00}, {0x16, 0x01, 0x8e, 0x01}, - {0x01, 0x01, 0x90, 0x00}, {0x16, 0x01, 0x90, 0x01}, - {0x01, 0x01, 0x91, 0x00}, {0x16, 0x01, 0x91, 0x01}, - {0x01, 0x01, 0x94, 0x00}, {0x16, 0x01, 0x94, 0x01}, - {0x01, 0x01, 0x9f, 0x00}, {0x16, 0x01, 0x9f, 0x01} - }, - /* 175 */ - { - {0x03, 0x01, 0xef, 0x00}, {0x06, 0x01, 0xef, 0x00}, - {0x0a, 0x01, 0xef, 0x00}, {0x0f, 0x01, 0xef, 0x00}, - {0x18, 0x01, 0xef, 0x00}, {0x1f, 0x01, 0xef, 0x00}, - {0x29, 0x01, 0xef, 0x00}, {0x38, 0x01, 0xef, 0x01}, - {0x02, 0x01, 0x09, 0x00}, {0x09, 0x01, 0x09, 0x00}, - {0x17, 0x01, 0x09, 0x00}, {0x28, 0x01, 0x09, 0x01}, - {0x02, 0x01, 0x8e, 0x00}, {0x09, 0x01, 0x8e, 0x00}, - {0x17, 0x01, 0x8e, 0x00}, {0x28, 0x01, 0x8e, 0x01} - }, - { - {0x03, 0x01, 0x09, 0x00}, {0x06, 0x01, 0x09, 0x00}, - {0x0a, 0x01, 0x09, 0x00}, {0x0f, 0x01, 0x09, 0x00}, - {0x18, 0x01, 0x09, 0x00}, {0x1f, 0x01, 0x09, 0x00}, - {0x29, 0x01, 0x09, 0x00}, {0x38, 0x01, 0x09, 0x01}, - {0x03, 0x01, 0x8e, 0x00}, {0x06, 0x01, 0x8e, 0x00}, - {0x0a, 0x01, 0x8e, 0x00}, {0x0f, 0x01, 0x8e, 0x00}, - {0x18, 0x01, 0x8e, 0x00}, {0x1f, 0x01, 0x8e, 0x00}, - {0x29, 0x01, 0x8e, 0x00}, {0x38, 0x01, 0x8e, 0x01} - }, - { - {0x02, 0x01, 0x90, 0x00}, {0x09, 0x01, 0x90, 0x00}, - {0x17, 0x01, 0x90, 0x00}, {0x28, 0x01, 0x90, 0x01}, - {0x02, 0x01, 0x91, 0x00}, {0x09, 0x01, 0x91, 0x00}, - {0x17, 0x01, 0x91, 0x00}, {0x28, 0x01, 0x91, 0x01}, - {0x02, 0x01, 0x94, 0x00}, {0x09, 0x01, 0x94, 0x00}, - {0x17, 0x01, 0x94, 0x00}, {0x28, 0x01, 0x94, 0x01}, - {0x02, 0x01, 0x9f, 0x00}, {0x09, 0x01, 0x9f, 0x00}, - {0x17, 0x01, 0x9f, 0x00}, {0x28, 0x01, 0x9f, 0x01} - }, - { - {0x03, 0x01, 0x90, 0x00}, {0x06, 0x01, 0x90, 0x00}, - {0x0a, 0x01, 0x90, 0x00}, {0x0f, 0x01, 0x90, 0x00}, - {0x18, 0x01, 0x90, 0x00}, {0x1f, 0x01, 0x90, 0x00}, - {0x29, 0x01, 0x90, 0x00}, {0x38, 0x01, 0x90, 0x01}, - {0x03, 0x01, 0x91, 0x00}, {0x06, 0x01, 0x91, 0x00}, - {0x0a, 0x01, 0x91, 0x00}, {0x0f, 0x01, 0x91, 0x00}, - {0x18, 0x01, 0x91, 0x00}, {0x1f, 0x01, 0x91, 0x00}, - {0x29, 0x01, 0x91, 0x00}, {0x38, 0x01, 0x91, 0x01} - }, - { - {0x03, 0x01, 0x94, 0x00}, {0x06, 0x01, 0x94, 0x00}, - {0x0a, 0x01, 0x94, 0x00}, {0x0f, 0x01, 0x94, 0x00}, - {0x18, 0x01, 0x94, 0x00}, {0x1f, 0x01, 0x94, 0x00}, - {0x29, 0x01, 0x94, 0x00}, {0x38, 0x01, 0x94, 0x01}, - {0x03, 0x01, 0x9f, 0x00}, {0x06, 0x01, 0x9f, 0x00}, - {0x0a, 0x01, 0x9f, 0x00}, {0x0f, 0x01, 0x9f, 0x00}, - {0x18, 0x01, 0x9f, 0x00}, {0x1f, 0x01, 0x9f, 0x00}, - {0x29, 0x01, 0x9f, 0x00}, {0x38, 0x01, 0x9f, 0x01} - }, - /* 180 */ - { - {0x00, 0x01, 0xab, 0x01}, {0x00, 0x01, 0xce, 0x01}, - {0x00, 0x01, 0xd7, 0x01}, {0x00, 0x01, 0xe1, 0x01}, - {0x00, 0x01, 0xec, 0x01}, {0x00, 0x01, 0xed, 0x01}, - {0xbc, 0x00, 0x00, 0x00}, {0xbd, 0x00, 0x00, 0x00}, - {0xc1, 0x00, 0x00, 0x00}, {0xc4, 0x00, 0x00, 0x00}, - {0xc8, 0x00, 0x00, 0x00}, {0xcb, 0x00, 0x00, 0x00}, - {0xd1, 0x00, 0x00, 0x00}, {0xd8, 0x00, 0x00, 0x00}, - {0xe0, 0x00, 0x00, 0x00}, {0xee, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0xab, 0x00}, {0x16, 0x01, 0xab, 0x01}, - {0x01, 0x01, 0xce, 0x00}, {0x16, 0x01, 0xce, 0x01}, - {0x01, 0x01, 0xd7, 0x00}, {0x16, 0x01, 0xd7, 0x01}, - {0x01, 0x01, 0xe1, 0x00}, {0x16, 0x01, 0xe1, 0x01}, - {0x01, 0x01, 0xec, 0x00}, {0x16, 0x01, 0xec, 0x01}, - {0x01, 0x01, 0xed, 0x00}, {0x16, 0x01, 0xed, 0x01}, - {0x00, 0x01, 0xc7, 0x01}, {0x00, 0x01, 0xcf, 0x01}, - {0x00, 0x01, 0xea, 0x01}, {0x00, 0x01, 0xeb, 0x01} - }, - { - {0x02, 0x01, 0xab, 0x00}, {0x09, 0x01, 0xab, 0x00}, - {0x17, 0x01, 0xab, 0x00}, {0x28, 0x01, 0xab, 0x01}, - {0x02, 0x01, 0xce, 0x00}, {0x09, 0x01, 0xce, 0x00}, - {0x17, 0x01, 0xce, 0x00}, {0x28, 0x01, 0xce, 0x01}, - {0x02, 0x01, 0xd7, 0x00}, {0x09, 0x01, 0xd7, 0x00}, - {0x17, 0x01, 0xd7, 0x00}, {0x28, 0x01, 0xd7, 0x01}, - {0x02, 0x01, 0xe1, 0x00}, {0x09, 0x01, 0xe1, 0x00}, - {0x17, 0x01, 0xe1, 0x00}, {0x28, 0x01, 0xe1, 0x01} - }, - { - {0x03, 0x01, 0xab, 0x00}, {0x06, 0x01, 0xab, 0x00}, - {0x0a, 0x01, 0xab, 0x00}, {0x0f, 0x01, 0xab, 0x00}, - {0x18, 0x01, 0xab, 0x00}, {0x1f, 0x01, 0xab, 0x00}, - {0x29, 0x01, 0xab, 0x00}, {0x38, 0x01, 0xab, 0x01}, - {0x03, 0x01, 0xce, 0x00}, {0x06, 0x01, 0xce, 0x00}, - {0x0a, 0x01, 0xce, 0x00}, {0x0f, 0x01, 0xce, 0x00}, - {0x18, 0x01, 0xce, 0x00}, {0x1f, 0x01, 0xce, 0x00}, - {0x29, 0x01, 0xce, 0x00}, {0x38, 0x01, 0xce, 0x01} - }, - { - {0x03, 0x01, 0xd7, 0x00}, {0x06, 0x01, 0xd7, 0x00}, - {0x0a, 0x01, 0xd7, 0x00}, {0x0f, 0x01, 0xd7, 0x00}, - {0x18, 0x01, 0xd7, 0x00}, {0x1f, 0x01, 0xd7, 0x00}, - {0x29, 0x01, 0xd7, 0x00}, {0x38, 0x01, 0xd7, 0x01}, - {0x03, 0x01, 0xe1, 0x00}, {0x06, 0x01, 0xe1, 0x00}, - {0x0a, 0x01, 0xe1, 0x00}, {0x0f, 0x01, 0xe1, 0x00}, - {0x18, 0x01, 0xe1, 0x00}, {0x1f, 0x01, 0xe1, 0x00}, - {0x29, 0x01, 0xe1, 0x00}, {0x38, 0x01, 0xe1, 0x01} - }, - /* 185 */ - { - {0x02, 0x01, 0xec, 0x00}, {0x09, 0x01, 0xec, 0x00}, - {0x17, 0x01, 0xec, 0x00}, {0x28, 0x01, 0xec, 0x01}, - {0x02, 0x01, 0xed, 0x00}, {0x09, 0x01, 0xed, 0x00}, - {0x17, 0x01, 0xed, 0x00}, {0x28, 0x01, 0xed, 0x01}, - {0x01, 0x01, 0xc7, 0x00}, {0x16, 0x01, 0xc7, 0x01}, - {0x01, 0x01, 0xcf, 0x00}, {0x16, 0x01, 0xcf, 0x01}, - {0x01, 0x01, 0xea, 0x00}, {0x16, 0x01, 0xea, 0x01}, - {0x01, 0x01, 0xeb, 0x00}, {0x16, 0x01, 0xeb, 0x01} - }, - { - {0x03, 0x01, 0xec, 0x00}, {0x06, 0x01, 0xec, 0x00}, - {0x0a, 0x01, 0xec, 0x00}, {0x0f, 0x01, 0xec, 0x00}, - {0x18, 0x01, 0xec, 0x00}, {0x1f, 0x01, 0xec, 0x00}, - {0x29, 0x01, 0xec, 0x00}, {0x38, 0x01, 0xec, 0x01}, - {0x03, 0x01, 0xed, 0x00}, {0x06, 0x01, 0xed, 0x00}, - {0x0a, 0x01, 0xed, 0x00}, {0x0f, 0x01, 0xed, 0x00}, - {0x18, 0x01, 0xed, 0x00}, {0x1f, 0x01, 0xed, 0x00}, - {0x29, 0x01, 0xed, 0x00}, {0x38, 0x01, 0xed, 0x01} - }, - { - {0x02, 0x01, 0xc7, 0x00}, {0x09, 0x01, 0xc7, 0x00}, - {0x17, 0x01, 0xc7, 0x00}, {0x28, 0x01, 0xc7, 0x01}, - {0x02, 0x01, 0xcf, 0x00}, {0x09, 0x01, 0xcf, 0x00}, - {0x17, 0x01, 0xcf, 0x00}, {0x28, 0x01, 0xcf, 0x01}, - {0x02, 0x01, 0xea, 0x00}, {0x09, 0x01, 0xea, 0x00}, - {0x17, 0x01, 0xea, 0x00}, {0x28, 0x01, 0xea, 0x01}, - {0x02, 0x01, 0xeb, 0x00}, {0x09, 0x01, 0xeb, 0x00}, - {0x17, 0x01, 0xeb, 0x00}, {0x28, 0x01, 0xeb, 0x01} - }, - { - {0x03, 0x01, 0xc7, 0x00}, {0x06, 0x01, 0xc7, 0x00}, - {0x0a, 0x01, 0xc7, 0x00}, {0x0f, 0x01, 0xc7, 0x00}, - {0x18, 0x01, 0xc7, 0x00}, {0x1f, 0x01, 0xc7, 0x00}, - {0x29, 0x01, 0xc7, 0x00}, {0x38, 0x01, 0xc7, 0x01}, - {0x03, 0x01, 0xcf, 0x00}, {0x06, 0x01, 0xcf, 0x00}, - {0x0a, 0x01, 0xcf, 0x00}, {0x0f, 0x01, 0xcf, 0x00}, - {0x18, 0x01, 0xcf, 0x00}, {0x1f, 0x01, 0xcf, 0x00}, - {0x29, 0x01, 0xcf, 0x00}, {0x38, 0x01, 0xcf, 0x01} - }, - { - {0x03, 0x01, 0xea, 0x00}, {0x06, 0x01, 0xea, 0x00}, - {0x0a, 0x01, 0xea, 0x00}, {0x0f, 0x01, 0xea, 0x00}, - {0x18, 0x01, 0xea, 0x00}, {0x1f, 0x01, 0xea, 0x00}, - {0x29, 0x01, 0xea, 0x00}, {0x38, 0x01, 0xea, 0x01}, - {0x03, 0x01, 0xeb, 0x00}, {0x06, 0x01, 0xeb, 0x00}, - {0x0a, 0x01, 0xeb, 0x00}, {0x0f, 0x01, 0xeb, 0x00}, - {0x18, 0x01, 0xeb, 0x00}, {0x1f, 0x01, 0xeb, 0x00}, - {0x29, 0x01, 0xeb, 0x00}, {0x38, 0x01, 0xeb, 0x01} - }, - /* 190 */ - { - {0xc2, 0x00, 0x00, 0x00}, {0xc3, 0x00, 0x00, 0x00}, - {0xc5, 0x00, 0x00, 0x00}, {0xc6, 0x00, 0x00, 0x00}, - {0xc9, 0x00, 0x00, 0x00}, {0xca, 0x00, 0x00, 0x00}, - {0xcc, 0x00, 0x00, 0x00}, {0xcd, 0x00, 0x00, 0x00}, - {0xd2, 0x00, 0x00, 0x00}, {0xd5, 0x00, 0x00, 0x00}, - {0xd9, 0x00, 0x00, 0x00}, {0xdc, 0x00, 0x00, 0x00}, - {0xe1, 0x00, 0x00, 0x00}, {0xe7, 0x00, 0x00, 0x00}, - {0xef, 0x00, 0x00, 0x00}, {0xf6, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xc0, 0x01}, {0x00, 0x01, 0xc1, 0x01}, - {0x00, 0x01, 0xc8, 0x01}, {0x00, 0x01, 0xc9, 0x01}, - {0x00, 0x01, 0xca, 0x01}, {0x00, 0x01, 0xcd, 0x01}, - {0x00, 0x01, 0xd2, 0x01}, {0x00, 0x01, 0xd5, 0x01}, - {0x00, 0x01, 0xda, 0x01}, {0x00, 0x01, 0xdb, 0x01}, - {0x00, 0x01, 0xee, 0x01}, {0x00, 0x01, 0xf0, 0x01}, - {0x00, 0x01, 0xf2, 0x01}, {0x00, 0x01, 0xf3, 0x01}, - {0x00, 0x01, 0xff, 0x01}, {0xce, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0xc0, 0x00}, {0x16, 0x01, 0xc0, 0x01}, - {0x01, 0x01, 0xc1, 0x00}, {0x16, 0x01, 0xc1, 0x01}, - {0x01, 0x01, 0xc8, 0x00}, {0x16, 0x01, 0xc8, 0x01}, - {0x01, 0x01, 0xc9, 0x00}, {0x16, 0x01, 0xc9, 0x01}, - {0x01, 0x01, 0xca, 0x00}, {0x16, 0x01, 0xca, 0x01}, - {0x01, 0x01, 0xcd, 0x00}, {0x16, 0x01, 0xcd, 0x01}, - {0x01, 0x01, 0xd2, 0x00}, {0x16, 0x01, 0xd2, 0x01}, - {0x01, 0x01, 0xd5, 0x00}, {0x16, 0x01, 0xd5, 0x01} - }, - { - {0x02, 0x01, 0xc0, 0x00}, {0x09, 0x01, 0xc0, 0x00}, - {0x17, 0x01, 0xc0, 0x00}, {0x28, 0x01, 0xc0, 0x01}, - {0x02, 0x01, 0xc1, 0x00}, {0x09, 0x01, 0xc1, 0x00}, - {0x17, 0x01, 0xc1, 0x00}, {0x28, 0x01, 0xc1, 0x01}, - {0x02, 0x01, 0xc8, 0x00}, {0x09, 0x01, 0xc8, 0x00}, - {0x17, 0x01, 0xc8, 0x00}, {0x28, 0x01, 0xc8, 0x01}, - {0x02, 0x01, 0xc9, 0x00}, {0x09, 0x01, 0xc9, 0x00}, - {0x17, 0x01, 0xc9, 0x00}, {0x28, 0x01, 0xc9, 0x01} - }, - { - {0x03, 0x01, 0xc0, 0x00}, {0x06, 0x01, 0xc0, 0x00}, - {0x0a, 0x01, 0xc0, 0x00}, {0x0f, 0x01, 0xc0, 0x00}, - {0x18, 0x01, 0xc0, 0x00}, {0x1f, 0x01, 0xc0, 0x00}, - {0x29, 0x01, 0xc0, 0x00}, {0x38, 0x01, 0xc0, 0x01}, - {0x03, 0x01, 0xc1, 0x00}, {0x06, 0x01, 0xc1, 0x00}, - {0x0a, 0x01, 0xc1, 0x00}, {0x0f, 0x01, 0xc1, 0x00}, - {0x18, 0x01, 0xc1, 0x00}, {0x1f, 0x01, 0xc1, 0x00}, - {0x29, 0x01, 0xc1, 0x00}, {0x38, 0x01, 0xc1, 0x01} - }, - /* 195 */ - { - {0x03, 0x01, 0xc8, 0x00}, {0x06, 0x01, 0xc8, 0x00}, - {0x0a, 0x01, 0xc8, 0x00}, {0x0f, 0x01, 0xc8, 0x00}, - {0x18, 0x01, 0xc8, 0x00}, {0x1f, 0x01, 0xc8, 0x00}, - {0x29, 0x01, 0xc8, 0x00}, {0x38, 0x01, 0xc8, 0x01}, - {0x03, 0x01, 0xc9, 0x00}, {0x06, 0x01, 0xc9, 0x00}, - {0x0a, 0x01, 0xc9, 0x00}, {0x0f, 0x01, 0xc9, 0x00}, - {0x18, 0x01, 0xc9, 0x00}, {0x1f, 0x01, 0xc9, 0x00}, - {0x29, 0x01, 0xc9, 0x00}, {0x38, 0x01, 0xc9, 0x01} - }, - { - {0x02, 0x01, 0xca, 0x00}, {0x09, 0x01, 0xca, 0x00}, - {0x17, 0x01, 0xca, 0x00}, {0x28, 0x01, 0xca, 0x01}, - {0x02, 0x01, 0xcd, 0x00}, {0x09, 0x01, 0xcd, 0x00}, - {0x17, 0x01, 0xcd, 0x00}, {0x28, 0x01, 0xcd, 0x01}, - {0x02, 0x01, 0xd2, 0x00}, {0x09, 0x01, 0xd2, 0x00}, - {0x17, 0x01, 0xd2, 0x00}, {0x28, 0x01, 0xd2, 0x01}, - {0x02, 0x01, 0xd5, 0x00}, {0x09, 0x01, 0xd5, 0x00}, - {0x17, 0x01, 0xd5, 0x00}, {0x28, 0x01, 0xd5, 0x01} - }, - { - {0x03, 0x01, 0xca, 0x00}, {0x06, 0x01, 0xca, 0x00}, - {0x0a, 0x01, 0xca, 0x00}, {0x0f, 0x01, 0xca, 0x00}, - {0x18, 0x01, 0xca, 0x00}, {0x1f, 0x01, 0xca, 0x00}, - {0x29, 0x01, 0xca, 0x00}, {0x38, 0x01, 0xca, 0x01}, - {0x03, 0x01, 0xcd, 0x00}, {0x06, 0x01, 0xcd, 0x00}, - {0x0a, 0x01, 0xcd, 0x00}, {0x0f, 0x01, 0xcd, 0x00}, - {0x18, 0x01, 0xcd, 0x00}, {0x1f, 0x01, 0xcd, 0x00}, - {0x29, 0x01, 0xcd, 0x00}, {0x38, 0x01, 0xcd, 0x01} - }, - { - {0x03, 0x01, 0xd2, 0x00}, {0x06, 0x01, 0xd2, 0x00}, - {0x0a, 0x01, 0xd2, 0x00}, {0x0f, 0x01, 0xd2, 0x00}, - {0x18, 0x01, 0xd2, 0x00}, {0x1f, 0x01, 0xd2, 0x00}, - {0x29, 0x01, 0xd2, 0x00}, {0x38, 0x01, 0xd2, 0x01}, - {0x03, 0x01, 0xd5, 0x00}, {0x06, 0x01, 0xd5, 0x00}, - {0x0a, 0x01, 0xd5, 0x00}, {0x0f, 0x01, 0xd5, 0x00}, - {0x18, 0x01, 0xd5, 0x00}, {0x1f, 0x01, 0xd5, 0x00}, - {0x29, 0x01, 0xd5, 0x00}, {0x38, 0x01, 0xd5, 0x01} - }, - { - {0x01, 0x01, 0xda, 0x00}, {0x16, 0x01, 0xda, 0x01}, - {0x01, 0x01, 0xdb, 0x00}, {0x16, 0x01, 0xdb, 0x01}, - {0x01, 0x01, 0xee, 0x00}, {0x16, 0x01, 0xee, 0x01}, - {0x01, 0x01, 0xf0, 0x00}, {0x16, 0x01, 0xf0, 0x01}, - {0x01, 0x01, 0xf2, 0x00}, {0x16, 0x01, 0xf2, 0x01}, - {0x01, 0x01, 0xf3, 0x00}, {0x16, 0x01, 0xf3, 0x01}, - {0x01, 0x01, 0xff, 0x00}, {0x16, 0x01, 0xff, 0x01}, - {0x00, 0x01, 0xcb, 0x01}, {0x00, 0x01, 0xcc, 0x01} - }, - /* 200 */ - { - {0x02, 0x01, 0xda, 0x00}, {0x09, 0x01, 0xda, 0x00}, - {0x17, 0x01, 0xda, 0x00}, {0x28, 0x01, 0xda, 0x01}, - {0x02, 0x01, 0xdb, 0x00}, {0x09, 0x01, 0xdb, 0x00}, - {0x17, 0x01, 0xdb, 0x00}, {0x28, 0x01, 0xdb, 0x01}, - {0x02, 0x01, 0xee, 0x00}, {0x09, 0x01, 0xee, 0x00}, - {0x17, 0x01, 0xee, 0x00}, {0x28, 0x01, 0xee, 0x01}, - {0x02, 0x01, 0xf0, 0x00}, {0x09, 0x01, 0xf0, 0x00}, - {0x17, 0x01, 0xf0, 0x00}, {0x28, 0x01, 0xf0, 0x01} - }, - { - {0x03, 0x01, 0xda, 0x00}, {0x06, 0x01, 0xda, 0x00}, - {0x0a, 0x01, 0xda, 0x00}, {0x0f, 0x01, 0xda, 0x00}, - {0x18, 0x01, 0xda, 0x00}, {0x1f, 0x01, 0xda, 0x00}, - {0x29, 0x01, 0xda, 0x00}, {0x38, 0x01, 0xda, 0x01}, - {0x03, 0x01, 0xdb, 0x00}, {0x06, 0x01, 0xdb, 0x00}, - {0x0a, 0x01, 0xdb, 0x00}, {0x0f, 0x01, 0xdb, 0x00}, - {0x18, 0x01, 0xdb, 0x00}, {0x1f, 0x01, 0xdb, 0x00}, - {0x29, 0x01, 0xdb, 0x00}, {0x38, 0x01, 0xdb, 0x01} - }, - { - {0x03, 0x01, 0xee, 0x00}, {0x06, 0x01, 0xee, 0x00}, - {0x0a, 0x01, 0xee, 0x00}, {0x0f, 0x01, 0xee, 0x00}, - {0x18, 0x01, 0xee, 0x00}, {0x1f, 0x01, 0xee, 0x00}, - {0x29, 0x01, 0xee, 0x00}, {0x38, 0x01, 0xee, 0x01}, - {0x03, 0x01, 0xf0, 0x00}, {0x06, 0x01, 0xf0, 0x00}, - {0x0a, 0x01, 0xf0, 0x00}, {0x0f, 0x01, 0xf0, 0x00}, - {0x18, 0x01, 0xf0, 0x00}, {0x1f, 0x01, 0xf0, 0x00}, - {0x29, 0x01, 0xf0, 0x00}, {0x38, 0x01, 0xf0, 0x01} - }, - { - {0x02, 0x01, 0xf2, 0x00}, {0x09, 0x01, 0xf2, 0x00}, - {0x17, 0x01, 0xf2, 0x00}, {0x28, 0x01, 0xf2, 0x01}, - {0x02, 0x01, 0xf3, 0x00}, {0x09, 0x01, 0xf3, 0x00}, - {0x17, 0x01, 0xf3, 0x00}, {0x28, 0x01, 0xf3, 0x01}, - {0x02, 0x01, 0xff, 0x00}, {0x09, 0x01, 0xff, 0x00}, - {0x17, 0x01, 0xff, 0x00}, {0x28, 0x01, 0xff, 0x01}, - {0x01, 0x01, 0xcb, 0x00}, {0x16, 0x01, 0xcb, 0x01}, - {0x01, 0x01, 0xcc, 0x00}, {0x16, 0x01, 0xcc, 0x01} - }, - { - {0x03, 0x01, 0xf2, 0x00}, {0x06, 0x01, 0xf2, 0x00}, - {0x0a, 0x01, 0xf2, 0x00}, {0x0f, 0x01, 0xf2, 0x00}, - {0x18, 0x01, 0xf2, 0x00}, {0x1f, 0x01, 0xf2, 0x00}, - {0x29, 0x01, 0xf2, 0x00}, {0x38, 0x01, 0xf2, 0x01}, - {0x03, 0x01, 0xf3, 0x00}, {0x06, 0x01, 0xf3, 0x00}, - {0x0a, 0x01, 0xf3, 0x00}, {0x0f, 0x01, 0xf3, 0x00}, - {0x18, 0x01, 0xf3, 0x00}, {0x1f, 0x01, 0xf3, 0x00}, - {0x29, 0x01, 0xf3, 0x00}, {0x38, 0x01, 0xf3, 0x01} - }, - /* 205 */ - { - {0x03, 0x01, 0xff, 0x00}, {0x06, 0x01, 0xff, 0x00}, - {0x0a, 0x01, 0xff, 0x00}, {0x0f, 0x01, 0xff, 0x00}, - {0x18, 0x01, 0xff, 0x00}, {0x1f, 0x01, 0xff, 0x00}, - {0x29, 0x01, 0xff, 0x00}, {0x38, 0x01, 0xff, 0x01}, - {0x02, 0x01, 0xcb, 0x00}, {0x09, 0x01, 0xcb, 0x00}, - {0x17, 0x01, 0xcb, 0x00}, {0x28, 0x01, 0xcb, 0x01}, - {0x02, 0x01, 0xcc, 0x00}, {0x09, 0x01, 0xcc, 0x00}, - {0x17, 0x01, 0xcc, 0x00}, {0x28, 0x01, 0xcc, 0x01} - }, - { - {0x03, 0x01, 0xcb, 0x00}, {0x06, 0x01, 0xcb, 0x00}, - {0x0a, 0x01, 0xcb, 0x00}, {0x0f, 0x01, 0xcb, 0x00}, - {0x18, 0x01, 0xcb, 0x00}, {0x1f, 0x01, 0xcb, 0x00}, - {0x29, 0x01, 0xcb, 0x00}, {0x38, 0x01, 0xcb, 0x01}, - {0x03, 0x01, 0xcc, 0x00}, {0x06, 0x01, 0xcc, 0x00}, - {0x0a, 0x01, 0xcc, 0x00}, {0x0f, 0x01, 0xcc, 0x00}, - {0x18, 0x01, 0xcc, 0x00}, {0x1f, 0x01, 0xcc, 0x00}, - {0x29, 0x01, 0xcc, 0x00}, {0x38, 0x01, 0xcc, 0x01} - }, - { - {0xd3, 0x00, 0x00, 0x00}, {0xd4, 0x00, 0x00, 0x00}, - {0xd6, 0x00, 0x00, 0x00}, {0xd7, 0x00, 0x00, 0x00}, - {0xda, 0x00, 0x00, 0x00}, {0xdb, 0x00, 0x00, 0x00}, - {0xdd, 0x00, 0x00, 0x00}, {0xde, 0x00, 0x00, 0x00}, - {0xe2, 0x00, 0x00, 0x00}, {0xe4, 0x00, 0x00, 0x00}, - {0xe8, 0x00, 0x00, 0x00}, {0xeb, 0x00, 0x00, 0x00}, - {0xf0, 0x00, 0x00, 0x00}, {0xf3, 0x00, 0x00, 0x00}, - {0xf7, 0x00, 0x00, 0x00}, {0xfa, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xd3, 0x01}, {0x00, 0x01, 0xd4, 0x01}, - {0x00, 0x01, 0xd6, 0x01}, {0x00, 0x01, 0xdd, 0x01}, - {0x00, 0x01, 0xde, 0x01}, {0x00, 0x01, 0xdf, 0x01}, - {0x00, 0x01, 0xf1, 0x01}, {0x00, 0x01, 0xf4, 0x01}, - {0x00, 0x01, 0xf5, 0x01}, {0x00, 0x01, 0xf6, 0x01}, - {0x00, 0x01, 0xf7, 0x01}, {0x00, 0x01, 0xf8, 0x01}, - {0x00, 0x01, 0xfa, 0x01}, {0x00, 0x01, 0xfb, 0x01}, - {0x00, 0x01, 0xfc, 0x01}, {0x00, 0x01, 0xfd, 0x01} - }, - { - {0x01, 0x01, 0xd3, 0x00}, {0x16, 0x01, 0xd3, 0x01}, - {0x01, 0x01, 0xd4, 0x00}, {0x16, 0x01, 0xd4, 0x01}, - {0x01, 0x01, 0xd6, 0x00}, {0x16, 0x01, 0xd6, 0x01}, - {0x01, 0x01, 0xdd, 0x00}, {0x16, 0x01, 0xdd, 0x01}, - {0x01, 0x01, 0xde, 0x00}, {0x16, 0x01, 0xde, 0x01}, - {0x01, 0x01, 0xdf, 0x00}, {0x16, 0x01, 0xdf, 0x01}, - {0x01, 0x01, 0xf1, 0x00}, {0x16, 0x01, 0xf1, 0x01}, - {0x01, 0x01, 0xf4, 0x00}, {0x16, 0x01, 0xf4, 0x01} - }, - /* 210 */ - { - {0x02, 0x01, 0xd3, 0x00}, {0x09, 0x01, 0xd3, 0x00}, - {0x17, 0x01, 0xd3, 0x00}, {0x28, 0x01, 0xd3, 0x01}, - {0x02, 0x01, 0xd4, 0x00}, {0x09, 0x01, 0xd4, 0x00}, - {0x17, 0x01, 0xd4, 0x00}, {0x28, 0x01, 0xd4, 0x01}, - {0x02, 0x01, 0xd6, 0x00}, {0x09, 0x01, 0xd6, 0x00}, - {0x17, 0x01, 0xd6, 0x00}, {0x28, 0x01, 0xd6, 0x01}, - {0x02, 0x01, 0xdd, 0x00}, {0x09, 0x01, 0xdd, 0x00}, - {0x17, 0x01, 0xdd, 0x00}, {0x28, 0x01, 0xdd, 0x01} - }, - { - {0x03, 0x01, 0xd3, 0x00}, {0x06, 0x01, 0xd3, 0x00}, - {0x0a, 0x01, 0xd3, 0x00}, {0x0f, 0x01, 0xd3, 0x00}, - {0x18, 0x01, 0xd3, 0x00}, {0x1f, 0x01, 0xd3, 0x00}, - {0x29, 0x01, 0xd3, 0x00}, {0x38, 0x01, 0xd3, 0x01}, - {0x03, 0x01, 0xd4, 0x00}, {0x06, 0x01, 0xd4, 0x00}, - {0x0a, 0x01, 0xd4, 0x00}, {0x0f, 0x01, 0xd4, 0x00}, - {0x18, 0x01, 0xd4, 0x00}, {0x1f, 0x01, 0xd4, 0x00}, - {0x29, 0x01, 0xd4, 0x00}, {0x38, 0x01, 0xd4, 0x01} - }, - { - {0x03, 0x01, 0xd6, 0x00}, {0x06, 0x01, 0xd6, 0x00}, - {0x0a, 0x01, 0xd6, 0x00}, {0x0f, 0x01, 0xd6, 0x00}, - {0x18, 0x01, 0xd6, 0x00}, {0x1f, 0x01, 0xd6, 0x00}, - {0x29, 0x01, 0xd6, 0x00}, {0x38, 0x01, 0xd6, 0x01}, - {0x03, 0x01, 0xdd, 0x00}, {0x06, 0x01, 0xdd, 0x00}, - {0x0a, 0x01, 0xdd, 0x00}, {0x0f, 0x01, 0xdd, 0x00}, - {0x18, 0x01, 0xdd, 0x00}, {0x1f, 0x01, 0xdd, 0x00}, - {0x29, 0x01, 0xdd, 0x00}, {0x38, 0x01, 0xdd, 0x01} - }, - { - {0x02, 0x01, 0xde, 0x00}, {0x09, 0x01, 0xde, 0x00}, - {0x17, 0x01, 0xde, 0x00}, {0x28, 0x01, 0xde, 0x01}, - {0x02, 0x01, 0xdf, 0x00}, {0x09, 0x01, 0xdf, 0x00}, - {0x17, 0x01, 0xdf, 0x00}, {0x28, 0x01, 0xdf, 0x01}, - {0x02, 0x01, 0xf1, 0x00}, {0x09, 0x01, 0xf1, 0x00}, - {0x17, 0x01, 0xf1, 0x00}, {0x28, 0x01, 0xf1, 0x01}, - {0x02, 0x01, 0xf4, 0x00}, {0x09, 0x01, 0xf4, 0x00}, - {0x17, 0x01, 0xf4, 0x00}, {0x28, 0x01, 0xf4, 0x01} - }, - { - {0x03, 0x01, 0xde, 0x00}, {0x06, 0x01, 0xde, 0x00}, - {0x0a, 0x01, 0xde, 0x00}, {0x0f, 0x01, 0xde, 0x00}, - {0x18, 0x01, 0xde, 0x00}, {0x1f, 0x01, 0xde, 0x00}, - {0x29, 0x01, 0xde, 0x00}, {0x38, 0x01, 0xde, 0x01}, - {0x03, 0x01, 0xdf, 0x00}, {0x06, 0x01, 0xdf, 0x00}, - {0x0a, 0x01, 0xdf, 0x00}, {0x0f, 0x01, 0xdf, 0x00}, - {0x18, 0x01, 0xdf, 0x00}, {0x1f, 0x01, 0xdf, 0x00}, - {0x29, 0x01, 0xdf, 0x00}, {0x38, 0x01, 0xdf, 0x01} - }, - /* 215 */ - { - {0x03, 0x01, 0xf1, 0x00}, {0x06, 0x01, 0xf1, 0x00}, - {0x0a, 0x01, 0xf1, 0x00}, {0x0f, 0x01, 0xf1, 0x00}, - {0x18, 0x01, 0xf1, 0x00}, {0x1f, 0x01, 0xf1, 0x00}, - {0x29, 0x01, 0xf1, 0x00}, {0x38, 0x01, 0xf1, 0x01}, - {0x03, 0x01, 0xf4, 0x00}, {0x06, 0x01, 0xf4, 0x00}, - {0x0a, 0x01, 0xf4, 0x00}, {0x0f, 0x01, 0xf4, 0x00}, - {0x18, 0x01, 0xf4, 0x00}, {0x1f, 0x01, 0xf4, 0x00}, - {0x29, 0x01, 0xf4, 0x00}, {0x38, 0x01, 0xf4, 0x01} - }, - { - {0x01, 0x01, 0xf5, 0x00}, {0x16, 0x01, 0xf5, 0x01}, - {0x01, 0x01, 0xf6, 0x00}, {0x16, 0x01, 0xf6, 0x01}, - {0x01, 0x01, 0xf7, 0x00}, {0x16, 0x01, 0xf7, 0x01}, - {0x01, 0x01, 0xf8, 0x00}, {0x16, 0x01, 0xf8, 0x01}, - {0x01, 0x01, 0xfa, 0x00}, {0x16, 0x01, 0xfa, 0x01}, - {0x01, 0x01, 0xfb, 0x00}, {0x16, 0x01, 0xfb, 0x01}, - {0x01, 0x01, 0xfc, 0x00}, {0x16, 0x01, 0xfc, 0x01}, - {0x01, 0x01, 0xfd, 0x00}, {0x16, 0x01, 0xfd, 0x01} - }, - { - {0x02, 0x01, 0xf5, 0x00}, {0x09, 0x01, 0xf5, 0x00}, - {0x17, 0x01, 0xf5, 0x00}, {0x28, 0x01, 0xf5, 0x01}, - {0x02, 0x01, 0xf6, 0x00}, {0x09, 0x01, 0xf6, 0x00}, - {0x17, 0x01, 0xf6, 0x00}, {0x28, 0x01, 0xf6, 0x01}, - {0x02, 0x01, 0xf7, 0x00}, {0x09, 0x01, 0xf7, 0x00}, - {0x17, 0x01, 0xf7, 0x00}, {0x28, 0x01, 0xf7, 0x01}, - {0x02, 0x01, 0xf8, 0x00}, {0x09, 0x01, 0xf8, 0x00}, - {0x17, 0x01, 0xf8, 0x00}, {0x28, 0x01, 0xf8, 0x01} - }, - { - {0x03, 0x01, 0xf5, 0x00}, {0x06, 0x01, 0xf5, 0x00}, - {0x0a, 0x01, 0xf5, 0x00}, {0x0f, 0x01, 0xf5, 0x00}, - {0x18, 0x01, 0xf5, 0x00}, {0x1f, 0x01, 0xf5, 0x00}, - {0x29, 0x01, 0xf5, 0x00}, {0x38, 0x01, 0xf5, 0x01}, - {0x03, 0x01, 0xf6, 0x00}, {0x06, 0x01, 0xf6, 0x00}, - {0x0a, 0x01, 0xf6, 0x00}, {0x0f, 0x01, 0xf6, 0x00}, - {0x18, 0x01, 0xf6, 0x00}, {0x1f, 0x01, 0xf6, 0x00}, - {0x29, 0x01, 0xf6, 0x00}, {0x38, 0x01, 0xf6, 0x01} - }, - { - {0x03, 0x01, 0xf7, 0x00}, {0x06, 0x01, 0xf7, 0x00}, - {0x0a, 0x01, 0xf7, 0x00}, {0x0f, 0x01, 0xf7, 0x00}, - {0x18, 0x01, 0xf7, 0x00}, {0x1f, 0x01, 0xf7, 0x00}, - {0x29, 0x01, 0xf7, 0x00}, {0x38, 0x01, 0xf7, 0x01}, - {0x03, 0x01, 0xf8, 0x00}, {0x06, 0x01, 0xf8, 0x00}, - {0x0a, 0x01, 0xf8, 0x00}, {0x0f, 0x01, 0xf8, 0x00}, - {0x18, 0x01, 0xf8, 0x00}, {0x1f, 0x01, 0xf8, 0x00}, - {0x29, 0x01, 0xf8, 0x00}, {0x38, 0x01, 0xf8, 0x01} - }, - /* 220 */ - { - {0x02, 0x01, 0xfa, 0x00}, {0x09, 0x01, 0xfa, 0x00}, - {0x17, 0x01, 0xfa, 0x00}, {0x28, 0x01, 0xfa, 0x01}, - {0x02, 0x01, 0xfb, 0x00}, {0x09, 0x01, 0xfb, 0x00}, - {0x17, 0x01, 0xfb, 0x00}, {0x28, 0x01, 0xfb, 0x01}, - {0x02, 0x01, 0xfc, 0x00}, {0x09, 0x01, 0xfc, 0x00}, - {0x17, 0x01, 0xfc, 0x00}, {0x28, 0x01, 0xfc, 0x01}, - {0x02, 0x01, 0xfd, 0x00}, {0x09, 0x01, 0xfd, 0x00}, - {0x17, 0x01, 0xfd, 0x00}, {0x28, 0x01, 0xfd, 0x01} - }, - { - {0x03, 0x01, 0xfa, 0x00}, {0x06, 0x01, 0xfa, 0x00}, - {0x0a, 0x01, 0xfa, 0x00}, {0x0f, 0x01, 0xfa, 0x00}, - {0x18, 0x01, 0xfa, 0x00}, {0x1f, 0x01, 0xfa, 0x00}, - {0x29, 0x01, 0xfa, 0x00}, {0x38, 0x01, 0xfa, 0x01}, - {0x03, 0x01, 0xfb, 0x00}, {0x06, 0x01, 0xfb, 0x00}, - {0x0a, 0x01, 0xfb, 0x00}, {0x0f, 0x01, 0xfb, 0x00}, - {0x18, 0x01, 0xfb, 0x00}, {0x1f, 0x01, 0xfb, 0x00}, - {0x29, 0x01, 0xfb, 0x00}, {0x38, 0x01, 0xfb, 0x01} - }, - { - {0x03, 0x01, 0xfc, 0x00}, {0x06, 0x01, 0xfc, 0x00}, - {0x0a, 0x01, 0xfc, 0x00}, {0x0f, 0x01, 0xfc, 0x00}, - {0x18, 0x01, 0xfc, 0x00}, {0x1f, 0x01, 0xfc, 0x00}, - {0x29, 0x01, 0xfc, 0x00}, {0x38, 0x01, 0xfc, 0x01}, - {0x03, 0x01, 0xfd, 0x00}, {0x06, 0x01, 0xfd, 0x00}, - {0x0a, 0x01, 0xfd, 0x00}, {0x0f, 0x01, 0xfd, 0x00}, - {0x18, 0x01, 0xfd, 0x00}, {0x1f, 0x01, 0xfd, 0x00}, - {0x29, 0x01, 0xfd, 0x00}, {0x38, 0x01, 0xfd, 0x01} - }, - { - {0x00, 0x01, 0xfe, 0x01}, {0xe3, 0x00, 0x00, 0x00}, - {0xe5, 0x00, 0x00, 0x00}, {0xe6, 0x00, 0x00, 0x00}, - {0xe9, 0x00, 0x00, 0x00}, {0xea, 0x00, 0x00, 0x00}, - {0xec, 0x00, 0x00, 0x00}, {0xed, 0x00, 0x00, 0x00}, - {0xf1, 0x00, 0x00, 0x00}, {0xf2, 0x00, 0x00, 0x00}, - {0xf4, 0x00, 0x00, 0x00}, {0xf5, 0x00, 0x00, 0x00}, - {0xf8, 0x00, 0x00, 0x00}, {0xf9, 0x00, 0x00, 0x00}, - {0xfb, 0x00, 0x00, 0x00}, {0xfc, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0xfe, 0x00}, {0x16, 0x01, 0xfe, 0x01}, - {0x00, 0x01, 0x02, 0x01}, {0x00, 0x01, 0x03, 0x01}, - {0x00, 0x01, 0x04, 0x01}, {0x00, 0x01, 0x05, 0x01}, - {0x00, 0x01, 0x06, 0x01}, {0x00, 0x01, 0x07, 0x01}, - {0x00, 0x01, 0x08, 0x01}, {0x00, 0x01, 0x0b, 0x01}, - {0x00, 0x01, 0x0c, 0x01}, {0x00, 0x01, 0x0e, 0x01}, - {0x00, 0x01, 0x0f, 0x01}, {0x00, 0x01, 0x10, 0x01}, - {0x00, 0x01, 0x11, 0x01}, {0x00, 0x01, 0x12, 0x01} - }, - /* 225 */ - { - {0x02, 0x01, 0xfe, 0x00}, {0x09, 0x01, 0xfe, 0x00}, - {0x17, 0x01, 0xfe, 0x00}, {0x28, 0x01, 0xfe, 0x01}, - {0x01, 0x01, 0x02, 0x00}, {0x16, 0x01, 0x02, 0x01}, - {0x01, 0x01, 0x03, 0x00}, {0x16, 0x01, 0x03, 0x01}, - {0x01, 0x01, 0x04, 0x00}, {0x16, 0x01, 0x04, 0x01}, - {0x01, 0x01, 0x05, 0x00}, {0x16, 0x01, 0x05, 0x01}, - {0x01, 0x01, 0x06, 0x00}, {0x16, 0x01, 0x06, 0x01}, - {0x01, 0x01, 0x07, 0x00}, {0x16, 0x01, 0x07, 0x01} - }, - { - {0x03, 0x01, 0xfe, 0x00}, {0x06, 0x01, 0xfe, 0x00}, - {0x0a, 0x01, 0xfe, 0x00}, {0x0f, 0x01, 0xfe, 0x00}, - {0x18, 0x01, 0xfe, 0x00}, {0x1f, 0x01, 0xfe, 0x00}, - {0x29, 0x01, 0xfe, 0x00}, {0x38, 0x01, 0xfe, 0x01}, - {0x02, 0x01, 0x02, 0x00}, {0x09, 0x01, 0x02, 0x00}, - {0x17, 0x01, 0x02, 0x00}, {0x28, 0x01, 0x02, 0x01}, - {0x02, 0x01, 0x03, 0x00}, {0x09, 0x01, 0x03, 0x00}, - {0x17, 0x01, 0x03, 0x00}, {0x28, 0x01, 0x03, 0x01} - }, - { - {0x03, 0x01, 0x02, 0x00}, {0x06, 0x01, 0x02, 0x00}, - {0x0a, 0x01, 0x02, 0x00}, {0x0f, 0x01, 0x02, 0x00}, - {0x18, 0x01, 0x02, 0x00}, {0x1f, 0x01, 0x02, 0x00}, - {0x29, 0x01, 0x02, 0x00}, {0x38, 0x01, 0x02, 0x01}, - {0x03, 0x01, 0x03, 0x00}, {0x06, 0x01, 0x03, 0x00}, - {0x0a, 0x01, 0x03, 0x00}, {0x0f, 0x01, 0x03, 0x00}, - {0x18, 0x01, 0x03, 0x00}, {0x1f, 0x01, 0x03, 0x00}, - {0x29, 0x01, 0x03, 0x00}, {0x38, 0x01, 0x03, 0x01} - }, - { - {0x02, 0x01, 0x04, 0x00}, {0x09, 0x01, 0x04, 0x00}, - {0x17, 0x01, 0x04, 0x00}, {0x28, 0x01, 0x04, 0x01}, - {0x02, 0x01, 0x05, 0x00}, {0x09, 0x01, 0x05, 0x00}, - {0x17, 0x01, 0x05, 0x00}, {0x28, 0x01, 0x05, 0x01}, - {0x02, 0x01, 0x06, 0x00}, {0x09, 0x01, 0x06, 0x00}, - {0x17, 0x01, 0x06, 0x00}, {0x28, 0x01, 0x06, 0x01}, - {0x02, 0x01, 0x07, 0x00}, {0x09, 0x01, 0x07, 0x00}, - {0x17, 0x01, 0x07, 0x00}, {0x28, 0x01, 0x07, 0x01} - }, - { - {0x03, 0x01, 0x04, 0x00}, {0x06, 0x01, 0x04, 0x00}, - {0x0a, 0x01, 0x04, 0x00}, {0x0f, 0x01, 0x04, 0x00}, - {0x18, 0x01, 0x04, 0x00}, {0x1f, 0x01, 0x04, 0x00}, - {0x29, 0x01, 0x04, 0x00}, {0x38, 0x01, 0x04, 0x01}, - {0x03, 0x01, 0x05, 0x00}, {0x06, 0x01, 0x05, 0x00}, - {0x0a, 0x01, 0x05, 0x00}, {0x0f, 0x01, 0x05, 0x00}, - {0x18, 0x01, 0x05, 0x00}, {0x1f, 0x01, 0x05, 0x00}, - {0x29, 0x01, 0x05, 0x00}, {0x38, 0x01, 0x05, 0x01} - }, - /* 230 */ - { - {0x03, 0x01, 0x06, 0x00}, {0x06, 0x01, 0x06, 0x00}, - {0x0a, 0x01, 0x06, 0x00}, {0x0f, 0x01, 0x06, 0x00}, - {0x18, 0x01, 0x06, 0x00}, {0x1f, 0x01, 0x06, 0x00}, - {0x29, 0x01, 0x06, 0x00}, {0x38, 0x01, 0x06, 0x01}, - {0x03, 0x01, 0x07, 0x00}, {0x06, 0x01, 0x07, 0x00}, - {0x0a, 0x01, 0x07, 0x00}, {0x0f, 0x01, 0x07, 0x00}, - {0x18, 0x01, 0x07, 0x00}, {0x1f, 0x01, 0x07, 0x00}, - {0x29, 0x01, 0x07, 0x00}, {0x38, 0x01, 0x07, 0x01} - }, - { - {0x01, 0x01, 0x08, 0x00}, {0x16, 0x01, 0x08, 0x01}, - {0x01, 0x01, 0x0b, 0x00}, {0x16, 0x01, 0x0b, 0x01}, - {0x01, 0x01, 0x0c, 0x00}, {0x16, 0x01, 0x0c, 0x01}, - {0x01, 0x01, 0x0e, 0x00}, {0x16, 0x01, 0x0e, 0x01}, - {0x01, 0x01, 0x0f, 0x00}, {0x16, 0x01, 0x0f, 0x01}, - {0x01, 0x01, 0x10, 0x00}, {0x16, 0x01, 0x10, 0x01}, - {0x01, 0x01, 0x11, 0x00}, {0x16, 0x01, 0x11, 0x01}, - {0x01, 0x01, 0x12, 0x00}, {0x16, 0x01, 0x12, 0x01} - }, - { - {0x02, 0x01, 0x08, 0x00}, {0x09, 0x01, 0x08, 0x00}, - {0x17, 0x01, 0x08, 0x00}, {0x28, 0x01, 0x08, 0x01}, - {0x02, 0x01, 0x0b, 0x00}, {0x09, 0x01, 0x0b, 0x00}, - {0x17, 0x01, 0x0b, 0x00}, {0x28, 0x01, 0x0b, 0x01}, - {0x02, 0x01, 0x0c, 0x00}, {0x09, 0x01, 0x0c, 0x00}, - {0x17, 0x01, 0x0c, 0x00}, {0x28, 0x01, 0x0c, 0x01}, - {0x02, 0x01, 0x0e, 0x00}, {0x09, 0x01, 0x0e, 0x00}, - {0x17, 0x01, 0x0e, 0x00}, {0x28, 0x01, 0x0e, 0x01} - }, - { - {0x03, 0x01, 0x08, 0x00}, {0x06, 0x01, 0x08, 0x00}, - {0x0a, 0x01, 0x08, 0x00}, {0x0f, 0x01, 0x08, 0x00}, - {0x18, 0x01, 0x08, 0x00}, {0x1f, 0x01, 0x08, 0x00}, - {0x29, 0x01, 0x08, 0x00}, {0x38, 0x01, 0x08, 0x01}, - {0x03, 0x01, 0x0b, 0x00}, {0x06, 0x01, 0x0b, 0x00}, - {0x0a, 0x01, 0x0b, 0x00}, {0x0f, 0x01, 0x0b, 0x00}, - {0x18, 0x01, 0x0b, 0x00}, {0x1f, 0x01, 0x0b, 0x00}, - {0x29, 0x01, 0x0b, 0x00}, {0x38, 0x01, 0x0b, 0x01} - }, - { - {0x03, 0x01, 0x0c, 0x00}, {0x06, 0x01, 0x0c, 0x00}, - {0x0a, 0x01, 0x0c, 0x00}, {0x0f, 0x01, 0x0c, 0x00}, - {0x18, 0x01, 0x0c, 0x00}, {0x1f, 0x01, 0x0c, 0x00}, - {0x29, 0x01, 0x0c, 0x00}, {0x38, 0x01, 0x0c, 0x01}, - {0x03, 0x01, 0x0e, 0x00}, {0x06, 0x01, 0x0e, 0x00}, - {0x0a, 0x01, 0x0e, 0x00}, {0x0f, 0x01, 0x0e, 0x00}, - {0x18, 0x01, 0x0e, 0x00}, {0x1f, 0x01, 0x0e, 0x00}, - {0x29, 0x01, 0x0e, 0x00}, {0x38, 0x01, 0x0e, 0x01} - }, - /* 235 */ - { - {0x02, 0x01, 0x0f, 0x00}, {0x09, 0x01, 0x0f, 0x00}, - {0x17, 0x01, 0x0f, 0x00}, {0x28, 0x01, 0x0f, 0x01}, - {0x02, 0x01, 0x10, 0x00}, {0x09, 0x01, 0x10, 0x00}, - {0x17, 0x01, 0x10, 0x00}, {0x28, 0x01, 0x10, 0x01}, - {0x02, 0x01, 0x11, 0x00}, {0x09, 0x01, 0x11, 0x00}, - {0x17, 0x01, 0x11, 0x00}, {0x28, 0x01, 0x11, 0x01}, - {0x02, 0x01, 0x12, 0x00}, {0x09, 0x01, 0x12, 0x00}, - {0x17, 0x01, 0x12, 0x00}, {0x28, 0x01, 0x12, 0x01} - }, - { - {0x03, 0x01, 0x0f, 0x00}, {0x06, 0x01, 0x0f, 0x00}, - {0x0a, 0x01, 0x0f, 0x00}, {0x0f, 0x01, 0x0f, 0x00}, - {0x18, 0x01, 0x0f, 0x00}, {0x1f, 0x01, 0x0f, 0x00}, - {0x29, 0x01, 0x0f, 0x00}, {0x38, 0x01, 0x0f, 0x01}, - {0x03, 0x01, 0x10, 0x00}, {0x06, 0x01, 0x10, 0x00}, - {0x0a, 0x01, 0x10, 0x00}, {0x0f, 0x01, 0x10, 0x00}, - {0x18, 0x01, 0x10, 0x00}, {0x1f, 0x01, 0x10, 0x00}, - {0x29, 0x01, 0x10, 0x00}, {0x38, 0x01, 0x10, 0x01} - }, - { - {0x03, 0x01, 0x11, 0x00}, {0x06, 0x01, 0x11, 0x00}, - {0x0a, 0x01, 0x11, 0x00}, {0x0f, 0x01, 0x11, 0x00}, - {0x18, 0x01, 0x11, 0x00}, {0x1f, 0x01, 0x11, 0x00}, - {0x29, 0x01, 0x11, 0x00}, {0x38, 0x01, 0x11, 0x01}, - {0x03, 0x01, 0x12, 0x00}, {0x06, 0x01, 0x12, 0x00}, - {0x0a, 0x01, 0x12, 0x00}, {0x0f, 0x01, 0x12, 0x00}, - {0x18, 0x01, 0x12, 0x00}, {0x1f, 0x01, 0x12, 0x00}, - {0x29, 0x01, 0x12, 0x00}, {0x38, 0x01, 0x12, 0x01} - }, - { - {0x00, 0x01, 0x13, 0x01}, {0x00, 0x01, 0x14, 0x01}, - {0x00, 0x01, 0x15, 0x01}, {0x00, 0x01, 0x17, 0x01}, - {0x00, 0x01, 0x18, 0x01}, {0x00, 0x01, 0x19, 0x01}, - {0x00, 0x01, 0x1a, 0x01}, {0x00, 0x01, 0x1b, 0x01}, - {0x00, 0x01, 0x1c, 0x01}, {0x00, 0x01, 0x1d, 0x01}, - {0x00, 0x01, 0x1e, 0x01}, {0x00, 0x01, 0x1f, 0x01}, - {0x00, 0x01, 0x7f, 0x01}, {0x00, 0x01, 0xdc, 0x01}, - {0x00, 0x01, 0xf9, 0x01}, {0xfd, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0x13, 0x00}, {0x16, 0x01, 0x13, 0x01}, - {0x01, 0x01, 0x14, 0x00}, {0x16, 0x01, 0x14, 0x01}, - {0x01, 0x01, 0x15, 0x00}, {0x16, 0x01, 0x15, 0x01}, - {0x01, 0x01, 0x17, 0x00}, {0x16, 0x01, 0x17, 0x01}, - {0x01, 0x01, 0x18, 0x00}, {0x16, 0x01, 0x18, 0x01}, - {0x01, 0x01, 0x19, 0x00}, {0x16, 0x01, 0x19, 0x01}, - {0x01, 0x01, 0x1a, 0x00}, {0x16, 0x01, 0x1a, 0x01}, - {0x01, 0x01, 0x1b, 0x00}, {0x16, 0x01, 0x1b, 0x01} - }, - /* 240 */ - { - {0x02, 0x01, 0x13, 0x00}, {0x09, 0x01, 0x13, 0x00}, - {0x17, 0x01, 0x13, 0x00}, {0x28, 0x01, 0x13, 0x01}, - {0x02, 0x01, 0x14, 0x00}, {0x09, 0x01, 0x14, 0x00}, - {0x17, 0x01, 0x14, 0x00}, {0x28, 0x01, 0x14, 0x01}, - {0x02, 0x01, 0x15, 0x00}, {0x09, 0x01, 0x15, 0x00}, - {0x17, 0x01, 0x15, 0x00}, {0x28, 0x01, 0x15, 0x01}, - {0x02, 0x01, 0x17, 0x00}, {0x09, 0x01, 0x17, 0x00}, - {0x17, 0x01, 0x17, 0x00}, {0x28, 0x01, 0x17, 0x01} - }, - { - {0x03, 0x01, 0x13, 0x00}, {0x06, 0x01, 0x13, 0x00}, - {0x0a, 0x01, 0x13, 0x00}, {0x0f, 0x01, 0x13, 0x00}, - {0x18, 0x01, 0x13, 0x00}, {0x1f, 0x01, 0x13, 0x00}, - {0x29, 0x01, 0x13, 0x00}, {0x38, 0x01, 0x13, 0x01}, - {0x03, 0x01, 0x14, 0x00}, {0x06, 0x01, 0x14, 0x00}, - {0x0a, 0x01, 0x14, 0x00}, {0x0f, 0x01, 0x14, 0x00}, - {0x18, 0x01, 0x14, 0x00}, {0x1f, 0x01, 0x14, 0x00}, - {0x29, 0x01, 0x14, 0x00}, {0x38, 0x01, 0x14, 0x01} - }, - { - {0x03, 0x01, 0x15, 0x00}, {0x06, 0x01, 0x15, 0x00}, - {0x0a, 0x01, 0x15, 0x00}, {0x0f, 0x01, 0x15, 0x00}, - {0x18, 0x01, 0x15, 0x00}, {0x1f, 0x01, 0x15, 0x00}, - {0x29, 0x01, 0x15, 0x00}, {0x38, 0x01, 0x15, 0x01}, - {0x03, 0x01, 0x17, 0x00}, {0x06, 0x01, 0x17, 0x00}, - {0x0a, 0x01, 0x17, 0x00}, {0x0f, 0x01, 0x17, 0x00}, - {0x18, 0x01, 0x17, 0x00}, {0x1f, 0x01, 0x17, 0x00}, - {0x29, 0x01, 0x17, 0x00}, {0x38, 0x01, 0x17, 0x01} - }, - { - {0x02, 0x01, 0x18, 0x00}, {0x09, 0x01, 0x18, 0x00}, - {0x17, 0x01, 0x18, 0x00}, {0x28, 0x01, 0x18, 0x01}, - {0x02, 0x01, 0x19, 0x00}, {0x09, 0x01, 0x19, 0x00}, - {0x17, 0x01, 0x19, 0x00}, {0x28, 0x01, 0x19, 0x01}, - {0x02, 0x01, 0x1a, 0x00}, {0x09, 0x01, 0x1a, 0x00}, - {0x17, 0x01, 0x1a, 0x00}, {0x28, 0x01, 0x1a, 0x01}, - {0x02, 0x01, 0x1b, 0x00}, {0x09, 0x01, 0x1b, 0x00}, - {0x17, 0x01, 0x1b, 0x00}, {0x28, 0x01, 0x1b, 0x01} - }, - { - {0x03, 0x01, 0x18, 0x00}, {0x06, 0x01, 0x18, 0x00}, - {0x0a, 0x01, 0x18, 0x00}, {0x0f, 0x01, 0x18, 0x00}, - {0x18, 0x01, 0x18, 0x00}, {0x1f, 0x01, 0x18, 0x00}, - {0x29, 0x01, 0x18, 0x00}, {0x38, 0x01, 0x18, 0x01}, - {0x03, 0x01, 0x19, 0x00}, {0x06, 0x01, 0x19, 0x00}, - {0x0a, 0x01, 0x19, 0x00}, {0x0f, 0x01, 0x19, 0x00}, - {0x18, 0x01, 0x19, 0x00}, {0x1f, 0x01, 0x19, 0x00}, - {0x29, 0x01, 0x19, 0x00}, {0x38, 0x01, 0x19, 0x01} - }, - /* 245 */ - { - {0x03, 0x01, 0x1a, 0x00}, {0x06, 0x01, 0x1a, 0x00}, - {0x0a, 0x01, 0x1a, 0x00}, {0x0f, 0x01, 0x1a, 0x00}, - {0x18, 0x01, 0x1a, 0x00}, {0x1f, 0x01, 0x1a, 0x00}, - {0x29, 0x01, 0x1a, 0x00}, {0x38, 0x01, 0x1a, 0x01}, - {0x03, 0x01, 0x1b, 0x00}, {0x06, 0x01, 0x1b, 0x00}, - {0x0a, 0x01, 0x1b, 0x00}, {0x0f, 0x01, 0x1b, 0x00}, - {0x18, 0x01, 0x1b, 0x00}, {0x1f, 0x01, 0x1b, 0x00}, - {0x29, 0x01, 0x1b, 0x00}, {0x38, 0x01, 0x1b, 0x01} - }, - { - {0x01, 0x01, 0x1c, 0x00}, {0x16, 0x01, 0x1c, 0x01}, - {0x01, 0x01, 0x1d, 0x00}, {0x16, 0x01, 0x1d, 0x01}, - {0x01, 0x01, 0x1e, 0x00}, {0x16, 0x01, 0x1e, 0x01}, - {0x01, 0x01, 0x1f, 0x00}, {0x16, 0x01, 0x1f, 0x01}, - {0x01, 0x01, 0x7f, 0x00}, {0x16, 0x01, 0x7f, 0x01}, - {0x01, 0x01, 0xdc, 0x00}, {0x16, 0x01, 0xdc, 0x01}, - {0x01, 0x01, 0xf9, 0x00}, {0x16, 0x01, 0xf9, 0x01}, - {0xfe, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x01} - }, - { - {0x02, 0x01, 0x1c, 0x00}, {0x09, 0x01, 0x1c, 0x00}, - {0x17, 0x01, 0x1c, 0x00}, {0x28, 0x01, 0x1c, 0x01}, - {0x02, 0x01, 0x1d, 0x00}, {0x09, 0x01, 0x1d, 0x00}, - {0x17, 0x01, 0x1d, 0x00}, {0x28, 0x01, 0x1d, 0x01}, - {0x02, 0x01, 0x1e, 0x00}, {0x09, 0x01, 0x1e, 0x00}, - {0x17, 0x01, 0x1e, 0x00}, {0x28, 0x01, 0x1e, 0x01}, - {0x02, 0x01, 0x1f, 0x00}, {0x09, 0x01, 0x1f, 0x00}, - {0x17, 0x01, 0x1f, 0x00}, {0x28, 0x01, 0x1f, 0x01} - }, - { - {0x03, 0x01, 0x1c, 0x00}, {0x06, 0x01, 0x1c, 0x00}, - {0x0a, 0x01, 0x1c, 0x00}, {0x0f, 0x01, 0x1c, 0x00}, - {0x18, 0x01, 0x1c, 0x00}, {0x1f, 0x01, 0x1c, 0x00}, - {0x29, 0x01, 0x1c, 0x00}, {0x38, 0x01, 0x1c, 0x01}, - {0x03, 0x01, 0x1d, 0x00}, {0x06, 0x01, 0x1d, 0x00}, - {0x0a, 0x01, 0x1d, 0x00}, {0x0f, 0x01, 0x1d, 0x00}, - {0x18, 0x01, 0x1d, 0x00}, {0x1f, 0x01, 0x1d, 0x00}, - {0x29, 0x01, 0x1d, 0x00}, {0x38, 0x01, 0x1d, 0x01} - }, - { - {0x03, 0x01, 0x1e, 0x00}, {0x06, 0x01, 0x1e, 0x00}, - {0x0a, 0x01, 0x1e, 0x00}, {0x0f, 0x01, 0x1e, 0x00}, - {0x18, 0x01, 0x1e, 0x00}, {0x1f, 0x01, 0x1e, 0x00}, - {0x29, 0x01, 0x1e, 0x00}, {0x38, 0x01, 0x1e, 0x01}, - {0x03, 0x01, 0x1f, 0x00}, {0x06, 0x01, 0x1f, 0x00}, - {0x0a, 0x01, 0x1f, 0x00}, {0x0f, 0x01, 0x1f, 0x00}, - {0x18, 0x01, 0x1f, 0x00}, {0x1f, 0x01, 0x1f, 0x00}, - {0x29, 0x01, 0x1f, 0x00}, {0x38, 0x01, 0x1f, 0x01} - }, - /* 250 */ - { - {0x02, 0x01, 0x7f, 0x00}, {0x09, 0x01, 0x7f, 0x00}, - {0x17, 0x01, 0x7f, 0x00}, {0x28, 0x01, 0x7f, 0x01}, - {0x02, 0x01, 0xdc, 0x00}, {0x09, 0x01, 0xdc, 0x00}, - {0x17, 0x01, 0xdc, 0x00}, {0x28, 0x01, 0xdc, 0x01}, - {0x02, 0x01, 0xf9, 0x00}, {0x09, 0x01, 0xf9, 0x00}, - {0x17, 0x01, 0xf9, 0x00}, {0x28, 0x01, 0xf9, 0x01}, - {0x00, 0x01, 0x0a, 0x01}, {0x00, 0x01, 0x0d, 0x01}, - {0x00, 0x01, 0x16, 0x01}, {0xfa, 0x00, 0x00, 0x00} - }, - { - {0x03, 0x01, 0x7f, 0x00}, {0x06, 0x01, 0x7f, 0x00}, - {0x0a, 0x01, 0x7f, 0x00}, {0x0f, 0x01, 0x7f, 0x00}, - {0x18, 0x01, 0x7f, 0x00}, {0x1f, 0x01, 0x7f, 0x00}, - {0x29, 0x01, 0x7f, 0x00}, {0x38, 0x01, 0x7f, 0x01}, - {0x03, 0x01, 0xdc, 0x00}, {0x06, 0x01, 0xdc, 0x00}, - {0x0a, 0x01, 0xdc, 0x00}, {0x0f, 0x01, 0xdc, 0x00}, - {0x18, 0x01, 0xdc, 0x00}, {0x1f, 0x01, 0xdc, 0x00}, - {0x29, 0x01, 0xdc, 0x00}, {0x38, 0x01, 0xdc, 0x01} - }, - { - {0x03, 0x01, 0xf9, 0x00}, {0x06, 0x01, 0xf9, 0x00}, - {0x0a, 0x01, 0xf9, 0x00}, {0x0f, 0x01, 0xf9, 0x00}, - {0x18, 0x01, 0xf9, 0x00}, {0x1f, 0x01, 0xf9, 0x00}, - {0x29, 0x01, 0xf9, 0x00}, {0x38, 0x01, 0xf9, 0x01}, - {0x01, 0x01, 0x0a, 0x00}, {0x16, 0x01, 0x0a, 0x01}, - {0x01, 0x01, 0x0d, 0x00}, {0x16, 0x01, 0x0d, 0x01}, - {0x01, 0x01, 0x16, 0x00}, {0x16, 0x01, 0x16, 0x01}, - {0xfc, 0x00, 0x00, 0x00}, {0xfc, 0x00, 0x00, 0x00} - }, - { - {0x02, 0x01, 0x0a, 0x00}, {0x09, 0x01, 0x0a, 0x00}, - {0x17, 0x01, 0x0a, 0x00}, {0x28, 0x01, 0x0a, 0x01}, - {0x02, 0x01, 0x0d, 0x00}, {0x09, 0x01, 0x0d, 0x00}, - {0x17, 0x01, 0x0d, 0x00}, {0x28, 0x01, 0x0d, 0x01}, - {0x02, 0x01, 0x16, 0x00}, {0x09, 0x01, 0x16, 0x00}, - {0x17, 0x01, 0x16, 0x00}, {0x28, 0x01, 0x16, 0x01}, - {0xfd, 0x00, 0x00, 0x00}, {0xfd, 0x00, 0x00, 0x00}, - {0xfd, 0x00, 0x00, 0x00}, {0xfd, 0x00, 0x00, 0x00} - }, - { - {0x03, 0x01, 0x0a, 0x00}, {0x06, 0x01, 0x0a, 0x00}, - {0x0a, 0x01, 0x0a, 0x00}, {0x0f, 0x01, 0x0a, 0x00}, - {0x18, 0x01, 0x0a, 0x00}, {0x1f, 0x01, 0x0a, 0x00}, - {0x29, 0x01, 0x0a, 0x00}, {0x38, 0x01, 0x0a, 0x01}, - {0x03, 0x01, 0x0d, 0x00}, {0x06, 0x01, 0x0d, 0x00}, - {0x0a, 0x01, 0x0d, 0x00}, {0x0f, 0x01, 0x0d, 0x00}, - {0x18, 0x01, 0x0d, 0x00}, {0x1f, 0x01, 0x0d, 0x00}, - {0x29, 0x01, 0x0d, 0x00}, {0x38, 0x01, 0x0d, 0x01} - }, - /* 255 */ - { - {0x03, 0x01, 0x16, 0x00}, {0x06, 0x01, 0x16, 0x00}, - {0x0a, 0x01, 0x16, 0x00}, {0x0f, 0x01, 0x16, 0x00}, - {0x18, 0x01, 0x16, 0x00}, {0x1f, 0x01, 0x16, 0x00}, - {0x29, 0x01, 0x16, 0x00}, {0x38, 0x01, 0x16, 0x01}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00} - } -}; - - -ngx_int_t -ngx_http_v2_huff_decode(u_char *state, u_char *src, size_t len, u_char **dst, - ngx_uint_t last, ngx_log_t *log) -{ - u_char *end, ch, ending; - - ch = 0; - ending = 1; - - end = src + len; - - while (src != end) { - ch = *src++; - - if (ngx_http_v2_huff_decode_bits(state, &ending, ch >> 4, dst) - != NGX_OK) - { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, log, 0, - "http2 huffman decoding error at state %d: " - "bad code 0x%Xd", *state, ch >> 4); - - return NGX_ERROR; - } - - if (ngx_http_v2_huff_decode_bits(state, &ending, ch & 0xf, dst) - != NGX_OK) - { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, log, 0, - "http2 huffman decoding error at state %d: " - "bad code 0x%Xd", *state, ch & 0xf); - - return NGX_ERROR; - } - } - - if (last) { - if (!ending) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, - "http2 huffman decoding error: " - "incomplete code 0x%Xd", ch); - - return NGX_ERROR; - } - - *state = 0; - } - - return NGX_OK; -} - - - -static ngx_inline ngx_int_t -ngx_http_v2_huff_decode_bits(u_char *state, u_char *ending, ngx_uint_t bits, - u_char **dst) -{ - ngx_http_v2_huff_decode_code_t code; - - code = ngx_http_v2_huff_decode_codes[*state][bits]; - - if (code.next == *state) { - return NGX_ERROR; - } - - if (code.emit) { - *(*dst)++ = code.sym; - } - - *ending = code.ending; - *state = code.next; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_huff_encode.c b/src/nginx-1.18.0/src/http/v2/ngx_http_v2_huff_encode.c deleted file mode 100644 index 3f822cd..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_huff_encode.c +++ /dev/null @@ -1,254 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - * Copyright (C) 2015 Vlad Krasnov - */ - - -#include -#include -#include - - -typedef struct { - uint32_t code; - uint32_t len; -} ngx_http_v2_huff_encode_code_t; - - -static ngx_http_v2_huff_encode_code_t ngx_http_v2_huff_encode_table[256] = -{ - {0x00001ff8, 13}, {0x007fffd8, 23}, {0x0fffffe2, 28}, {0x0fffffe3, 28}, - {0x0fffffe4, 28}, {0x0fffffe5, 28}, {0x0fffffe6, 28}, {0x0fffffe7, 28}, - {0x0fffffe8, 28}, {0x00ffffea, 24}, {0x3ffffffc, 30}, {0x0fffffe9, 28}, - {0x0fffffea, 28}, {0x3ffffffd, 30}, {0x0fffffeb, 28}, {0x0fffffec, 28}, - {0x0fffffed, 28}, {0x0fffffee, 28}, {0x0fffffef, 28}, {0x0ffffff0, 28}, - {0x0ffffff1, 28}, {0x0ffffff2, 28}, {0x3ffffffe, 30}, {0x0ffffff3, 28}, - {0x0ffffff4, 28}, {0x0ffffff5, 28}, {0x0ffffff6, 28}, {0x0ffffff7, 28}, - {0x0ffffff8, 28}, {0x0ffffff9, 28}, {0x0ffffffa, 28}, {0x0ffffffb, 28}, - {0x00000014, 6}, {0x000003f8, 10}, {0x000003f9, 10}, {0x00000ffa, 12}, - {0x00001ff9, 13}, {0x00000015, 6}, {0x000000f8, 8}, {0x000007fa, 11}, - {0x000003fa, 10}, {0x000003fb, 10}, {0x000000f9, 8}, {0x000007fb, 11}, - {0x000000fa, 8}, {0x00000016, 6}, {0x00000017, 6}, {0x00000018, 6}, - {0x00000000, 5}, {0x00000001, 5}, {0x00000002, 5}, {0x00000019, 6}, - {0x0000001a, 6}, {0x0000001b, 6}, {0x0000001c, 6}, {0x0000001d, 6}, - {0x0000001e, 6}, {0x0000001f, 6}, {0x0000005c, 7}, {0x000000fb, 8}, - {0x00007ffc, 15}, {0x00000020, 6}, {0x00000ffb, 12}, {0x000003fc, 10}, - {0x00001ffa, 13}, {0x00000021, 6}, {0x0000005d, 7}, {0x0000005e, 7}, - {0x0000005f, 7}, {0x00000060, 7}, {0x00000061, 7}, {0x00000062, 7}, - {0x00000063, 7}, {0x00000064, 7}, {0x00000065, 7}, {0x00000066, 7}, - {0x00000067, 7}, {0x00000068, 7}, {0x00000069, 7}, {0x0000006a, 7}, - {0x0000006b, 7}, {0x0000006c, 7}, {0x0000006d, 7}, {0x0000006e, 7}, - {0x0000006f, 7}, {0x00000070, 7}, {0x00000071, 7}, {0x00000072, 7}, - {0x000000fc, 8}, {0x00000073, 7}, {0x000000fd, 8}, {0x00001ffb, 13}, - {0x0007fff0, 19}, {0x00001ffc, 13}, {0x00003ffc, 14}, {0x00000022, 6}, - {0x00007ffd, 15}, {0x00000003, 5}, {0x00000023, 6}, {0x00000004, 5}, - {0x00000024, 6}, {0x00000005, 5}, {0x00000025, 6}, {0x00000026, 6}, - {0x00000027, 6}, {0x00000006, 5}, {0x00000074, 7}, {0x00000075, 7}, - {0x00000028, 6}, {0x00000029, 6}, {0x0000002a, 6}, {0x00000007, 5}, - {0x0000002b, 6}, {0x00000076, 7}, {0x0000002c, 6}, {0x00000008, 5}, - {0x00000009, 5}, {0x0000002d, 6}, {0x00000077, 7}, {0x00000078, 7}, - {0x00000079, 7}, {0x0000007a, 7}, {0x0000007b, 7}, {0x00007ffe, 15}, - {0x000007fc, 11}, {0x00003ffd, 14}, {0x00001ffd, 13}, {0x0ffffffc, 28}, - {0x000fffe6, 20}, {0x003fffd2, 22}, {0x000fffe7, 20}, {0x000fffe8, 20}, - {0x003fffd3, 22}, {0x003fffd4, 22}, {0x003fffd5, 22}, {0x007fffd9, 23}, - {0x003fffd6, 22}, {0x007fffda, 23}, {0x007fffdb, 23}, {0x007fffdc, 23}, - {0x007fffdd, 23}, {0x007fffde, 23}, {0x00ffffeb, 24}, {0x007fffdf, 23}, - {0x00ffffec, 24}, {0x00ffffed, 24}, {0x003fffd7, 22}, {0x007fffe0, 23}, - {0x00ffffee, 24}, {0x007fffe1, 23}, {0x007fffe2, 23}, {0x007fffe3, 23}, - {0x007fffe4, 23}, {0x001fffdc, 21}, {0x003fffd8, 22}, {0x007fffe5, 23}, - {0x003fffd9, 22}, {0x007fffe6, 23}, {0x007fffe7, 23}, {0x00ffffef, 24}, - {0x003fffda, 22}, {0x001fffdd, 21}, {0x000fffe9, 20}, {0x003fffdb, 22}, - {0x003fffdc, 22}, {0x007fffe8, 23}, {0x007fffe9, 23}, {0x001fffde, 21}, - {0x007fffea, 23}, {0x003fffdd, 22}, {0x003fffde, 22}, {0x00fffff0, 24}, - {0x001fffdf, 21}, {0x003fffdf, 22}, {0x007fffeb, 23}, {0x007fffec, 23}, - {0x001fffe0, 21}, {0x001fffe1, 21}, {0x003fffe0, 22}, {0x001fffe2, 21}, - {0x007fffed, 23}, {0x003fffe1, 22}, {0x007fffee, 23}, {0x007fffef, 23}, - {0x000fffea, 20}, {0x003fffe2, 22}, {0x003fffe3, 22}, {0x003fffe4, 22}, - {0x007ffff0, 23}, {0x003fffe5, 22}, {0x003fffe6, 22}, {0x007ffff1, 23}, - {0x03ffffe0, 26}, {0x03ffffe1, 26}, {0x000fffeb, 20}, {0x0007fff1, 19}, - {0x003fffe7, 22}, {0x007ffff2, 23}, {0x003fffe8, 22}, {0x01ffffec, 25}, - {0x03ffffe2, 26}, {0x03ffffe3, 26}, {0x03ffffe4, 26}, {0x07ffffde, 27}, - {0x07ffffdf, 27}, {0x03ffffe5, 26}, {0x00fffff1, 24}, {0x01ffffed, 25}, - {0x0007fff2, 19}, {0x001fffe3, 21}, {0x03ffffe6, 26}, {0x07ffffe0, 27}, - {0x07ffffe1, 27}, {0x03ffffe7, 26}, {0x07ffffe2, 27}, {0x00fffff2, 24}, - {0x001fffe4, 21}, {0x001fffe5, 21}, {0x03ffffe8, 26}, {0x03ffffe9, 26}, - {0x0ffffffd, 28}, {0x07ffffe3, 27}, {0x07ffffe4, 27}, {0x07ffffe5, 27}, - {0x000fffec, 20}, {0x00fffff3, 24}, {0x000fffed, 20}, {0x001fffe6, 21}, - {0x003fffe9, 22}, {0x001fffe7, 21}, {0x001fffe8, 21}, {0x007ffff3, 23}, - {0x003fffea, 22}, {0x003fffeb, 22}, {0x01ffffee, 25}, {0x01ffffef, 25}, - {0x00fffff4, 24}, {0x00fffff5, 24}, {0x03ffffea, 26}, {0x007ffff4, 23}, - {0x03ffffeb, 26}, {0x07ffffe6, 27}, {0x03ffffec, 26}, {0x03ffffed, 26}, - {0x07ffffe7, 27}, {0x07ffffe8, 27}, {0x07ffffe9, 27}, {0x07ffffea, 27}, - {0x07ffffeb, 27}, {0x0ffffffe, 28}, {0x07ffffec, 27}, {0x07ffffed, 27}, - {0x07ffffee, 27}, {0x07ffffef, 27}, {0x07fffff0, 27}, {0x03ffffee, 26} -}; - - -/* same as above, but embeds lowercase transformation */ -static ngx_http_v2_huff_encode_code_t ngx_http_v2_huff_encode_table_lc[256] = -{ - {0x00001ff8, 13}, {0x007fffd8, 23}, {0x0fffffe2, 28}, {0x0fffffe3, 28}, - {0x0fffffe4, 28}, {0x0fffffe5, 28}, {0x0fffffe6, 28}, {0x0fffffe7, 28}, - {0x0fffffe8, 28}, {0x00ffffea, 24}, {0x3ffffffc, 30}, {0x0fffffe9, 28}, - {0x0fffffea, 28}, {0x3ffffffd, 30}, {0x0fffffeb, 28}, {0x0fffffec, 28}, - {0x0fffffed, 28}, {0x0fffffee, 28}, {0x0fffffef, 28}, {0x0ffffff0, 28}, - {0x0ffffff1, 28}, {0x0ffffff2, 28}, {0x3ffffffe, 30}, {0x0ffffff3, 28}, - {0x0ffffff4, 28}, {0x0ffffff5, 28}, {0x0ffffff6, 28}, {0x0ffffff7, 28}, - {0x0ffffff8, 28}, {0x0ffffff9, 28}, {0x0ffffffa, 28}, {0x0ffffffb, 28}, - {0x00000014, 6}, {0x000003f8, 10}, {0x000003f9, 10}, {0x00000ffa, 12}, - {0x00001ff9, 13}, {0x00000015, 6}, {0x000000f8, 8}, {0x000007fa, 11}, - {0x000003fa, 10}, {0x000003fb, 10}, {0x000000f9, 8}, {0x000007fb, 11}, - {0x000000fa, 8}, {0x00000016, 6}, {0x00000017, 6}, {0x00000018, 6}, - {0x00000000, 5}, {0x00000001, 5}, {0x00000002, 5}, {0x00000019, 6}, - {0x0000001a, 6}, {0x0000001b, 6}, {0x0000001c, 6}, {0x0000001d, 6}, - {0x0000001e, 6}, {0x0000001f, 6}, {0x0000005c, 7}, {0x000000fb, 8}, - {0x00007ffc, 15}, {0x00000020, 6}, {0x00000ffb, 12}, {0x000003fc, 10}, - {0x00001ffa, 13}, {0x00000003, 5}, {0x00000023, 6}, {0x00000004, 5}, - {0x00000024, 6}, {0x00000005, 5}, {0x00000025, 6}, {0x00000026, 6}, - {0x00000027, 6}, {0x00000006, 5}, {0x00000074, 7}, {0x00000075, 7}, - {0x00000028, 6}, {0x00000029, 6}, {0x0000002a, 6}, {0x00000007, 5}, - {0x0000002b, 6}, {0x00000076, 7}, {0x0000002c, 6}, {0x00000008, 5}, - {0x00000009, 5}, {0x0000002d, 6}, {0x00000077, 7}, {0x00000078, 7}, - {0x00000079, 7}, {0x0000007a, 7}, {0x0000007b, 7}, {0x00001ffb, 13}, - {0x0007fff0, 19}, {0x00001ffc, 13}, {0x00003ffc, 14}, {0x00000022, 6}, - {0x00007ffd, 15}, {0x00000003, 5}, {0x00000023, 6}, {0x00000004, 5}, - {0x00000024, 6}, {0x00000005, 5}, {0x00000025, 6}, {0x00000026, 6}, - {0x00000027, 6}, {0x00000006, 5}, {0x00000074, 7}, {0x00000075, 7}, - {0x00000028, 6}, {0x00000029, 6}, {0x0000002a, 6}, {0x00000007, 5}, - {0x0000002b, 6}, {0x00000076, 7}, {0x0000002c, 6}, {0x00000008, 5}, - {0x00000009, 5}, {0x0000002d, 6}, {0x00000077, 7}, {0x00000078, 7}, - {0x00000079, 7}, {0x0000007a, 7}, {0x0000007b, 7}, {0x00007ffe, 15}, - {0x000007fc, 11}, {0x00003ffd, 14}, {0x00001ffd, 13}, {0x0ffffffc, 28}, - {0x000fffe6, 20}, {0x003fffd2, 22}, {0x000fffe7, 20}, {0x000fffe8, 20}, - {0x003fffd3, 22}, {0x003fffd4, 22}, {0x003fffd5, 22}, {0x007fffd9, 23}, - {0x003fffd6, 22}, {0x007fffda, 23}, {0x007fffdb, 23}, {0x007fffdc, 23}, - {0x007fffdd, 23}, {0x007fffde, 23}, {0x00ffffeb, 24}, {0x007fffdf, 23}, - {0x00ffffec, 24}, {0x00ffffed, 24}, {0x003fffd7, 22}, {0x007fffe0, 23}, - {0x00ffffee, 24}, {0x007fffe1, 23}, {0x007fffe2, 23}, {0x007fffe3, 23}, - {0x007fffe4, 23}, {0x001fffdc, 21}, {0x003fffd8, 22}, {0x007fffe5, 23}, - {0x003fffd9, 22}, {0x007fffe6, 23}, {0x007fffe7, 23}, {0x00ffffef, 24}, - {0x003fffda, 22}, {0x001fffdd, 21}, {0x000fffe9, 20}, {0x003fffdb, 22}, - {0x003fffdc, 22}, {0x007fffe8, 23}, {0x007fffe9, 23}, {0x001fffde, 21}, - {0x007fffea, 23}, {0x003fffdd, 22}, {0x003fffde, 22}, {0x00fffff0, 24}, - {0x001fffdf, 21}, {0x003fffdf, 22}, {0x007fffeb, 23}, {0x007fffec, 23}, - {0x001fffe0, 21}, {0x001fffe1, 21}, {0x003fffe0, 22}, {0x001fffe2, 21}, - {0x007fffed, 23}, {0x003fffe1, 22}, {0x007fffee, 23}, {0x007fffef, 23}, - {0x000fffea, 20}, {0x003fffe2, 22}, {0x003fffe3, 22}, {0x003fffe4, 22}, - {0x007ffff0, 23}, {0x003fffe5, 22}, {0x003fffe6, 22}, {0x007ffff1, 23}, - {0x03ffffe0, 26}, {0x03ffffe1, 26}, {0x000fffeb, 20}, {0x0007fff1, 19}, - {0x003fffe7, 22}, {0x007ffff2, 23}, {0x003fffe8, 22}, {0x01ffffec, 25}, - {0x03ffffe2, 26}, {0x03ffffe3, 26}, {0x03ffffe4, 26}, {0x07ffffde, 27}, - {0x07ffffdf, 27}, {0x03ffffe5, 26}, {0x00fffff1, 24}, {0x01ffffed, 25}, - {0x0007fff2, 19}, {0x001fffe3, 21}, {0x03ffffe6, 26}, {0x07ffffe0, 27}, - {0x07ffffe1, 27}, {0x03ffffe7, 26}, {0x07ffffe2, 27}, {0x00fffff2, 24}, - {0x001fffe4, 21}, {0x001fffe5, 21}, {0x03ffffe8, 26}, {0x03ffffe9, 26}, - {0x0ffffffd, 28}, {0x07ffffe3, 27}, {0x07ffffe4, 27}, {0x07ffffe5, 27}, - {0x000fffec, 20}, {0x00fffff3, 24}, {0x000fffed, 20}, {0x001fffe6, 21}, - {0x003fffe9, 22}, {0x001fffe7, 21}, {0x001fffe8, 21}, {0x007ffff3, 23}, - {0x003fffea, 22}, {0x003fffeb, 22}, {0x01ffffee, 25}, {0x01ffffef, 25}, - {0x00fffff4, 24}, {0x00fffff5, 24}, {0x03ffffea, 26}, {0x007ffff4, 23}, - {0x03ffffeb, 26}, {0x07ffffe6, 27}, {0x03ffffec, 26}, {0x03ffffed, 26}, - {0x07ffffe7, 27}, {0x07ffffe8, 27}, {0x07ffffe9, 27}, {0x07ffffea, 27}, - {0x07ffffeb, 27}, {0x0ffffffe, 28}, {0x07ffffec, 27}, {0x07ffffed, 27}, - {0x07ffffee, 27}, {0x07ffffef, 27}, {0x07fffff0, 27}, {0x03ffffee, 26} -}; - - -#if (NGX_PTR_SIZE == 8) - -#if (NGX_HAVE_LITTLE_ENDIAN) - -#if (NGX_HAVE_GCC_BSWAP64) -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - (*(uint64_t *) (dst) = __builtin_bswap64(buf)) -#else -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - ((dst)[0] = (u_char) ((buf) >> 56), \ - (dst)[1] = (u_char) ((buf) >> 48), \ - (dst)[2] = (u_char) ((buf) >> 40), \ - (dst)[3] = (u_char) ((buf) >> 32), \ - (dst)[4] = (u_char) ((buf) >> 24), \ - (dst)[5] = (u_char) ((buf) >> 16), \ - (dst)[6] = (u_char) ((buf) >> 8), \ - (dst)[7] = (u_char) (buf)) -#endif - -#else /* !NGX_HAVE_LITTLE_ENDIAN */ -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - (*(uint64_t *) (dst) = (buf)) -#endif - -#else /* NGX_PTR_SIZE == 4 */ - -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - (*(uint32_t *) (dst) = htonl(buf)) - -#endif - - -size_t -ngx_http_v2_huff_encode(u_char *src, size_t len, u_char *dst, ngx_uint_t lower) -{ - u_char *end; - size_t hlen; - ngx_uint_t buf, pending, code; - ngx_http_v2_huff_encode_code_t *table, *next; - - table = lower ? ngx_http_v2_huff_encode_table_lc - : ngx_http_v2_huff_encode_table; - hlen = 0; - buf = 0; - pending = 0; - - end = src + len; - - while (src != end) { - next = &table[*src++]; - - code = next->code; - pending += next->len; - - /* accumulate bits */ - if (pending < sizeof(buf) * 8) { - buf |= code << (sizeof(buf) * 8 - pending); - continue; - } - - if (hlen + sizeof(buf) >= len) { - return 0; - } - - pending -= sizeof(buf) * 8; - - buf |= code >> pending; - - ngx_http_v2_huff_encode_buf(&dst[hlen], buf); - - hlen += sizeof(buf); - - buf = pending ? code << (sizeof(buf) * 8 - pending) : 0; - } - - if (pending == 0) { - return hlen; - } - - buf |= (ngx_uint_t) -1 >> pending; - - pending = ngx_align(pending, 8); - - if (hlen + pending / 8 >= len) { - return 0; - } - - buf >>= sizeof(buf) * 8 - pending; - - do { - pending -= 8; - dst[hlen++] = (u_char) (buf >> pending); - } while (pending); - - return hlen; -} diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_module.c b/src/nginx-1.18.0/src/http/v2/ngx_http_v2_module.c deleted file mode 100644 index c54dc10..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_module.c +++ /dev/null @@ -1,610 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include -#include -#include -#include - - -static ngx_int_t ngx_http_v2_add_variables(ngx_conf_t *cf); - -static ngx_int_t ngx_http_v2_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_v2_module_init(ngx_cycle_t *cycle); - -static void *ngx_http_v2_create_main_conf(ngx_conf_t *cf); -static char *ngx_http_v2_init_main_conf(ngx_conf_t *cf, void *conf); -static void *ngx_http_v2_create_srv_conf(ngx_conf_t *cf); -static char *ngx_http_v2_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static void *ngx_http_v2_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_v2_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); - -static char *ngx_http_v2_push(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); - -static char *ngx_http_v2_recv_buffer_size(ngx_conf_t *cf, void *post, - void *data); -static char *ngx_http_v2_pool_size(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_v2_preread_size(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_v2_streams_index_mask(ngx_conf_t *cf, void *post, - void *data); -static char *ngx_http_v2_chunk_size(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_v2_spdy_deprecated(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_conf_post_t ngx_http_v2_recv_buffer_size_post = - { ngx_http_v2_recv_buffer_size }; -static ngx_conf_post_t ngx_http_v2_pool_size_post = - { ngx_http_v2_pool_size }; -static ngx_conf_post_t ngx_http_v2_preread_size_post = - { ngx_http_v2_preread_size }; -static ngx_conf_post_t ngx_http_v2_streams_index_mask_post = - { ngx_http_v2_streams_index_mask }; -static ngx_conf_post_t ngx_http_v2_chunk_size_post = - { ngx_http_v2_chunk_size }; - - -static ngx_command_t ngx_http_v2_commands[] = { - - { ngx_string("http2_recv_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_v2_main_conf_t, recv_buffer_size), - &ngx_http_v2_recv_buffer_size_post }, - - { ngx_string("http2_pool_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, pool_size), - &ngx_http_v2_pool_size_post }, - - { ngx_string("http2_max_concurrent_streams"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, concurrent_streams), - NULL }, - - { ngx_string("http2_max_concurrent_pushes"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, concurrent_pushes), - NULL }, - - { ngx_string("http2_max_requests"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, max_requests), - NULL }, - - { ngx_string("http2_max_field_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, max_field_size), - NULL }, - - { ngx_string("http2_max_header_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, max_header_size), - NULL }, - - { ngx_string("http2_body_preread_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, preread_size), - &ngx_http_v2_preread_size_post }, - - { ngx_string("http2_streams_index_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, streams_index_mask), - &ngx_http_v2_streams_index_mask_post }, - - { ngx_string("http2_recv_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, recv_timeout), - NULL }, - - { ngx_string("http2_idle_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, idle_timeout), - NULL }, - - { ngx_string("http2_chunk_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_v2_loc_conf_t, chunk_size), - &ngx_http_v2_chunk_size_post }, - - { ngx_string("http2_push_preload"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_v2_loc_conf_t, push_preload), - NULL }, - - { ngx_string("http2_push"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_v2_push, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_recv_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_pool_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_max_concurrent_streams"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_streams_index_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_recv_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_keepalive_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_headers_comp"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_chunk_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_v2_module_ctx = { - ngx_http_v2_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_v2_create_main_conf, /* create main configuration */ - ngx_http_v2_init_main_conf, /* init main configuration */ - - ngx_http_v2_create_srv_conf, /* create server configuration */ - ngx_http_v2_merge_srv_conf, /* merge server configuration */ - - ngx_http_v2_create_loc_conf, /* create location configuration */ - ngx_http_v2_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_v2_module = { - NGX_MODULE_V1, - &ngx_http_v2_module_ctx, /* module context */ - ngx_http_v2_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - ngx_http_v2_module_init, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_v2_vars[] = { - - { ngx_string("http2"), NULL, - ngx_http_v2_variable, 0, 0, 0 }, - - ngx_http_null_variable -}; - - -static ngx_int_t -ngx_http_v2_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_v2_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - - if (r->stream) { -#if (NGX_HTTP_SSL) - - if (r->connection->ssl) { - v->len = sizeof("h2") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "h2"; - - return NGX_OK; - } - -#endif - v->len = sizeof("h2c") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "h2c"; - - return NGX_OK; - } - - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_module_init(ngx_cycle_t *cycle) -{ - return NGX_OK; -} - - -static void * -ngx_http_v2_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_v2_main_conf_t *h2mcf; - - h2mcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_v2_main_conf_t)); - if (h2mcf == NULL) { - return NULL; - } - - h2mcf->recv_buffer_size = NGX_CONF_UNSET_SIZE; - - return h2mcf; -} - - -static char * -ngx_http_v2_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_v2_main_conf_t *h2mcf = conf; - - ngx_conf_init_size_value(h2mcf->recv_buffer_size, 256 * 1024); - - return NGX_CONF_OK; -} - - -static void * -ngx_http_v2_create_srv_conf(ngx_conf_t *cf) -{ - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_pcalloc(cf->pool, sizeof(ngx_http_v2_srv_conf_t)); - if (h2scf == NULL) { - return NULL; - } - - h2scf->pool_size = NGX_CONF_UNSET_SIZE; - - h2scf->concurrent_streams = NGX_CONF_UNSET_UINT; - h2scf->concurrent_pushes = NGX_CONF_UNSET_UINT; - h2scf->max_requests = NGX_CONF_UNSET_UINT; - - h2scf->max_field_size = NGX_CONF_UNSET_SIZE; - h2scf->max_header_size = NGX_CONF_UNSET_SIZE; - - h2scf->preread_size = NGX_CONF_UNSET_SIZE; - - h2scf->streams_index_mask = NGX_CONF_UNSET_UINT; - - h2scf->recv_timeout = NGX_CONF_UNSET_MSEC; - h2scf->idle_timeout = NGX_CONF_UNSET_MSEC; - - return h2scf; -} - - -static char * -ngx_http_v2_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_v2_srv_conf_t *prev = parent; - ngx_http_v2_srv_conf_t *conf = child; - - ngx_conf_merge_size_value(conf->pool_size, prev->pool_size, 4096); - - ngx_conf_merge_uint_value(conf->concurrent_streams, - prev->concurrent_streams, 128); - ngx_conf_merge_uint_value(conf->concurrent_pushes, - prev->concurrent_pushes, 10); - ngx_conf_merge_uint_value(conf->max_requests, prev->max_requests, 1000); - - ngx_conf_merge_size_value(conf->max_field_size, prev->max_field_size, - 4096); - ngx_conf_merge_size_value(conf->max_header_size, prev->max_header_size, - 16384); - - ngx_conf_merge_size_value(conf->preread_size, prev->preread_size, 65536); - - ngx_conf_merge_uint_value(conf->streams_index_mask, - prev->streams_index_mask, 32 - 1); - - ngx_conf_merge_msec_value(conf->recv_timeout, - prev->recv_timeout, 30000); - ngx_conf_merge_msec_value(conf->idle_timeout, - prev->idle_timeout, 180000); - - return NGX_CONF_OK; -} - - -static void * -ngx_http_v2_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_v2_loc_conf_t *h2lcf; - - h2lcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_v2_loc_conf_t)); - if (h2lcf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * h2lcf->pushes = NULL; - */ - - h2lcf->chunk_size = NGX_CONF_UNSET_SIZE; - - h2lcf->push_preload = NGX_CONF_UNSET; - h2lcf->push = NGX_CONF_UNSET; - - return h2lcf; -} - - -static char * -ngx_http_v2_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_v2_loc_conf_t *prev = parent; - ngx_http_v2_loc_conf_t *conf = child; - - ngx_conf_merge_size_value(conf->chunk_size, prev->chunk_size, 8 * 1024); - - ngx_conf_merge_value(conf->push, prev->push, 1); - - if (conf->push && conf->pushes == NULL) { - conf->pushes = prev->pushes; - } - - ngx_conf_merge_value(conf->push_preload, prev->push_preload, 0); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_push(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_v2_loc_conf_t *h2lcf = conf; - - ngx_str_t *value; - ngx_http_complex_value_t *cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - - if (h2lcf->pushes) { - return "\"off\" parameter cannot be used with URI"; - } - - if (h2lcf->push == 0) { - return "is duplicate"; - } - - h2lcf->push = 0; - return NGX_CONF_OK; - } - - if (h2lcf->push == 0) { - return "URI cannot be used with \"off\" parameter"; - } - - h2lcf->push = 1; - - if (h2lcf->pushes == NULL) { - h2lcf->pushes = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_complex_value_t)); - if (h2lcf->pushes == NULL) { - return NGX_CONF_ERROR; - } - } - - cv = ngx_array_push(h2lcf->pushes); - if (cv == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_recv_buffer_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp <= 2 * NGX_HTTP_V2_STATE_BUFFER_SIZE) { - return "value is too small"; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_pool_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp < NGX_MIN_POOL_SIZE) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the pool size must be no less than %uz", - NGX_MIN_POOL_SIZE); - - return NGX_CONF_ERROR; - } - - if (*sp % NGX_POOL_ALIGNMENT) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the pool size must be a multiple of %uz", - NGX_POOL_ALIGNMENT); - - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_preread_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp > NGX_HTTP_V2_MAX_WINDOW) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the maximum body preread buffer size is %uz", - NGX_HTTP_V2_MAX_WINDOW); - - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_streams_index_mask(ngx_conf_t *cf, void *post, void *data) -{ - ngx_uint_t *np = data; - - ngx_uint_t mask; - - mask = *np - 1; - - if (*np == 0 || (*np & mask)) { - return "must be a power of two"; - } - - *np = mask; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_chunk_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the http2 chunk size cannot be zero"); - - return NGX_CONF_ERROR; - } - - if (*sp > NGX_HTTP_V2_MAX_FRAME_SIZE) { - *sp = NGX_HTTP_V2_MAX_FRAME_SIZE; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_spdy_deprecated(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "invalid directive \"%V\": ngx_http_spdy_module " - "was superseded by ngx_http_v2_module", &cmd->name); - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_module.h b/src/nginx-1.18.0/src/http/v2/ngx_http_v2_module.h deleted file mode 100644 index cdd2921..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_module.h +++ /dev/null @@ -1,50 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#ifndef _NGX_HTTP_V2_MODULE_H_INCLUDED_ -#define _NGX_HTTP_V2_MODULE_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct { - size_t recv_buffer_size; - u_char *recv_buffer; -} ngx_http_v2_main_conf_t; - - -typedef struct { - size_t pool_size; - ngx_uint_t concurrent_streams; - ngx_uint_t concurrent_pushes; - ngx_uint_t max_requests; - size_t max_field_size; - size_t max_header_size; - size_t preread_size; - ngx_uint_t streams_index_mask; - ngx_msec_t recv_timeout; - ngx_msec_t idle_timeout; -} ngx_http_v2_srv_conf_t; - - -typedef struct { - size_t chunk_size; - - ngx_flag_t push_preload; - - ngx_flag_t push; - ngx_array_t *pushes; -} ngx_http_v2_loc_conf_t; - - -extern ngx_module_t ngx_http_v2_module; - - -#endif /* _NGX_HTTP_V2_MODULE_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_table.c b/src/nginx-1.18.0/src/http/v2/ngx_http_v2_table.c deleted file mode 100644 index 7d49803..0000000 --- a/src/nginx-1.18.0/src/http/v2/ngx_http_v2_table.c +++ /dev/null @@ -1,363 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include -#include -#include - - -#define NGX_HTTP_V2_TABLE_SIZE 4096 - - -static ngx_int_t ngx_http_v2_table_account(ngx_http_v2_connection_t *h2c, - size_t size); - - -static ngx_http_v2_header_t ngx_http_v2_static_table[] = { - { ngx_string(":authority"), ngx_string("") }, - { ngx_string(":method"), ngx_string("GET") }, - { ngx_string(":method"), ngx_string("POST") }, - { ngx_string(":path"), ngx_string("/") }, - { ngx_string(":path"), ngx_string("/index.html") }, - { ngx_string(":scheme"), ngx_string("http") }, - { ngx_string(":scheme"), ngx_string("https") }, - { ngx_string(":status"), ngx_string("200") }, - { ngx_string(":status"), ngx_string("204") }, - { ngx_string(":status"), ngx_string("206") }, - { ngx_string(":status"), ngx_string("304") }, - { ngx_string(":status"), ngx_string("400") }, - { ngx_string(":status"), ngx_string("404") }, - { ngx_string(":status"), ngx_string("500") }, - { ngx_string("accept-charset"), ngx_string("") }, - { ngx_string("accept-encoding"), ngx_string("gzip, deflate") }, - { ngx_string("accept-language"), ngx_string("") }, - { ngx_string("accept-ranges"), ngx_string("") }, - { ngx_string("accept"), ngx_string("") }, - { ngx_string("access-control-allow-origin"), ngx_string("") }, - { ngx_string("age"), ngx_string("") }, - { ngx_string("allow"), ngx_string("") }, - { ngx_string("authorization"), ngx_string("") }, - { ngx_string("cache-control"), ngx_string("") }, - { ngx_string("content-disposition"), ngx_string("") }, - { ngx_string("content-encoding"), ngx_string("") }, - { ngx_string("content-language"), ngx_string("") }, - { ngx_string("content-length"), ngx_string("") }, - { ngx_string("content-location"), ngx_string("") }, - { ngx_string("content-range"), ngx_string("") }, - { ngx_string("content-type"), ngx_string("") }, - { ngx_string("cookie"), ngx_string("") }, - { ngx_string("date"), ngx_string("") }, - { ngx_string("etag"), ngx_string("") }, - { ngx_string("expect"), ngx_string("") }, - { ngx_string("expires"), ngx_string("") }, - { ngx_string("from"), ngx_string("") }, - { ngx_string("host"), ngx_string("") }, - { ngx_string("if-match"), ngx_string("") }, - { ngx_string("if-modified-since"), ngx_string("") }, - { ngx_string("if-none-match"), ngx_string("") }, - { ngx_string("if-range"), ngx_string("") }, - { ngx_string("if-unmodified-since"), ngx_string("") }, - { ngx_string("last-modified"), ngx_string("") }, - { ngx_string("link"), ngx_string("") }, - { ngx_string("location"), ngx_string("") }, - { ngx_string("max-forwards"), ngx_string("") }, - { ngx_string("proxy-authenticate"), ngx_string("") }, - { ngx_string("proxy-authorization"), ngx_string("") }, - { ngx_string("range"), ngx_string("") }, - { ngx_string("referer"), ngx_string("") }, - { ngx_string("refresh"), ngx_string("") }, - { ngx_string("retry-after"), ngx_string("") }, - { ngx_string("server"), ngx_string("") }, - { ngx_string("set-cookie"), ngx_string("") }, - { ngx_string("strict-transport-security"), ngx_string("") }, - { ngx_string("transfer-encoding"), ngx_string("") }, - { ngx_string("user-agent"), ngx_string("") }, - { ngx_string("vary"), ngx_string("") }, - { ngx_string("via"), ngx_string("") }, - { ngx_string("www-authenticate"), ngx_string("") }, -}; - -#define NGX_HTTP_V2_STATIC_TABLE_ENTRIES \ - (sizeof(ngx_http_v2_static_table) \ - / sizeof(ngx_http_v2_header_t)) - - -ngx_str_t * -ngx_http_v2_get_static_name(ngx_uint_t index) -{ - return &ngx_http_v2_static_table[index - 1].name; -} - - -ngx_str_t * -ngx_http_v2_get_static_value(ngx_uint_t index) -{ - return &ngx_http_v2_static_table[index - 1].value; -} - - -ngx_int_t -ngx_http_v2_get_indexed_header(ngx_http_v2_connection_t *h2c, ngx_uint_t index, - ngx_uint_t name_only) -{ - u_char *p; - size_t rest; - ngx_http_v2_header_t *entry; - - if (index == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent invalid hpack table index 0"); - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 get indexed %s: %ui", - name_only ? "name" : "header", index); - - index--; - - if (index < NGX_HTTP_V2_STATIC_TABLE_ENTRIES) { - h2c->state.header = ngx_http_v2_static_table[index]; - return NGX_OK; - } - - index -= NGX_HTTP_V2_STATIC_TABLE_ENTRIES; - - if (index < h2c->hpack.added - h2c->hpack.deleted) { - index = (h2c->hpack.added - index - 1) % h2c->hpack.allocated; - entry = h2c->hpack.entries[index]; - - p = ngx_pnalloc(h2c->state.pool, entry->name.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - h2c->state.header.name.len = entry->name.len; - h2c->state.header.name.data = p; - - rest = h2c->hpack.storage + NGX_HTTP_V2_TABLE_SIZE - entry->name.data; - - if (entry->name.len > rest) { - p = ngx_cpymem(p, entry->name.data, rest); - p = ngx_cpymem(p, h2c->hpack.storage, entry->name.len - rest); - - } else { - p = ngx_cpymem(p, entry->name.data, entry->name.len); - } - - *p = '\0'; - - if (name_only) { - return NGX_OK; - } - - p = ngx_pnalloc(h2c->state.pool, entry->value.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - h2c->state.header.value.len = entry->value.len; - h2c->state.header.value.data = p; - - rest = h2c->hpack.storage + NGX_HTTP_V2_TABLE_SIZE - entry->value.data; - - if (entry->value.len > rest) { - p = ngx_cpymem(p, entry->value.data, rest); - p = ngx_cpymem(p, h2c->hpack.storage, entry->value.len - rest); - - } else { - p = ngx_cpymem(p, entry->value.data, entry->value.len); - } - - *p = '\0'; - - return NGX_OK; - } - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent out of bound hpack table index: %ui", index); - - return NGX_ERROR; -} - - -ngx_int_t -ngx_http_v2_add_header(ngx_http_v2_connection_t *h2c, - ngx_http_v2_header_t *header) -{ - size_t avail; - ngx_uint_t index; - ngx_http_v2_header_t *entry, **entries; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 table add: \"%V: %V\"", - &header->name, &header->value); - - if (h2c->hpack.entries == NULL) { - h2c->hpack.allocated = 64; - h2c->hpack.size = NGX_HTTP_V2_TABLE_SIZE; - h2c->hpack.free = NGX_HTTP_V2_TABLE_SIZE; - - h2c->hpack.entries = ngx_palloc(h2c->connection->pool, - sizeof(ngx_http_v2_header_t *) - * h2c->hpack.allocated); - if (h2c->hpack.entries == NULL) { - return NGX_ERROR; - } - - h2c->hpack.storage = ngx_palloc(h2c->connection->pool, - h2c->hpack.free); - if (h2c->hpack.storage == NULL) { - return NGX_ERROR; - } - - h2c->hpack.pos = h2c->hpack.storage; - } - - if (ngx_http_v2_table_account(h2c, header->name.len + header->value.len) - != NGX_OK) - { - return NGX_OK; - } - - if (h2c->hpack.reused == h2c->hpack.deleted) { - entry = ngx_palloc(h2c->connection->pool, sizeof(ngx_http_v2_header_t)); - if (entry == NULL) { - return NGX_ERROR; - } - - } else { - entry = h2c->hpack.entries[h2c->hpack.reused++ % h2c->hpack.allocated]; - } - - avail = h2c->hpack.storage + NGX_HTTP_V2_TABLE_SIZE - h2c->hpack.pos; - - entry->name.len = header->name.len; - entry->name.data = h2c->hpack.pos; - - if (avail >= header->name.len) { - h2c->hpack.pos = ngx_cpymem(h2c->hpack.pos, header->name.data, - header->name.len); - } else { - ngx_memcpy(h2c->hpack.pos, header->name.data, avail); - h2c->hpack.pos = ngx_cpymem(h2c->hpack.storage, - header->name.data + avail, - header->name.len - avail); - avail = NGX_HTTP_V2_TABLE_SIZE; - } - - avail -= header->name.len; - - entry->value.len = header->value.len; - entry->value.data = h2c->hpack.pos; - - if (avail >= header->value.len) { - h2c->hpack.pos = ngx_cpymem(h2c->hpack.pos, header->value.data, - header->value.len); - } else { - ngx_memcpy(h2c->hpack.pos, header->value.data, avail); - h2c->hpack.pos = ngx_cpymem(h2c->hpack.storage, - header->value.data + avail, - header->value.len - avail); - } - - if (h2c->hpack.allocated == h2c->hpack.added - h2c->hpack.deleted) { - - entries = ngx_palloc(h2c->connection->pool, - sizeof(ngx_http_v2_header_t *) - * (h2c->hpack.allocated + 64)); - if (entries == NULL) { - return NGX_ERROR; - } - - index = h2c->hpack.deleted % h2c->hpack.allocated; - - ngx_memcpy(entries, &h2c->hpack.entries[index], - (h2c->hpack.allocated - index) - * sizeof(ngx_http_v2_header_t *)); - - ngx_memcpy(&entries[h2c->hpack.allocated - index], h2c->hpack.entries, - index * sizeof(ngx_http_v2_header_t *)); - - (void) ngx_pfree(h2c->connection->pool, h2c->hpack.entries); - - h2c->hpack.entries = entries; - - h2c->hpack.added = h2c->hpack.allocated; - h2c->hpack.deleted = 0; - h2c->hpack.reused = 0; - h2c->hpack.allocated += 64; - } - - h2c->hpack.entries[h2c->hpack.added++ % h2c->hpack.allocated] = entry; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_table_account(ngx_http_v2_connection_t *h2c, size_t size) -{ - ngx_http_v2_header_t *entry; - - size += 32; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 table account: %uz free:%uz", - size, h2c->hpack.free); - - if (size <= h2c->hpack.free) { - h2c->hpack.free -= size; - return NGX_OK; - } - - if (size > h2c->hpack.size) { - h2c->hpack.deleted = h2c->hpack.added; - h2c->hpack.free = h2c->hpack.size; - return NGX_DECLINED; - } - - do { - entry = h2c->hpack.entries[h2c->hpack.deleted++ % h2c->hpack.allocated]; - h2c->hpack.free += 32 + entry->name.len + entry->value.len; - } while (size > h2c->hpack.free); - - h2c->hpack.free -= size; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_v2_table_size(ngx_http_v2_connection_t *h2c, size_t size) -{ - ssize_t needed; - ngx_http_v2_header_t *entry; - - if (size > NGX_HTTP_V2_TABLE_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent invalid table size update: %uz", size); - - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 new hpack table size: %uz was:%uz", - size, h2c->hpack.size); - - needed = h2c->hpack.size - size; - - while (needed > (ssize_t) h2c->hpack.free) { - entry = h2c->hpack.entries[h2c->hpack.deleted++ % h2c->hpack.allocated]; - h2c->hpack.free += 32 + entry->name.len + entry->value.len; - } - - h2c->hpack.size = size; - h2c->hpack.free -= needed; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail.c b/src/nginx-1.18.0/src/mail/ngx_mail.c deleted file mode 100644 index f17c2cc..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail.c +++ /dev/null @@ -1,482 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -static char *ngx_mail_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static ngx_int_t ngx_mail_add_ports(ngx_conf_t *cf, ngx_array_t *ports, - ngx_mail_listen_t *listen); -static char *ngx_mail_optimize_servers(ngx_conf_t *cf, ngx_array_t *ports); -static ngx_int_t ngx_mail_add_addrs(ngx_conf_t *cf, ngx_mail_port_t *mport, - ngx_mail_conf_addr_t *addr); -#if (NGX_HAVE_INET6) -static ngx_int_t ngx_mail_add_addrs6(ngx_conf_t *cf, ngx_mail_port_t *mport, - ngx_mail_conf_addr_t *addr); -#endif -static ngx_int_t ngx_mail_cmp_conf_addrs(const void *one, const void *two); - - -ngx_uint_t ngx_mail_max_module; - - -static ngx_command_t ngx_mail_commands[] = { - - { ngx_string("mail"), - NGX_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, - ngx_mail_block, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_core_module_t ngx_mail_module_ctx = { - ngx_string("mail"), - NULL, - NULL -}; - - -ngx_module_t ngx_mail_module = { - NGX_MODULE_V1, - &ngx_mail_module_ctx, /* module context */ - ngx_mail_commands, /* module directives */ - NGX_CORE_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static char * -ngx_mail_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - ngx_uint_t i, m, mi, s; - ngx_conf_t pcf; - ngx_array_t ports; - ngx_mail_listen_t *listen; - ngx_mail_module_t *module; - ngx_mail_conf_ctx_t *ctx; - ngx_mail_core_srv_conf_t **cscfp; - ngx_mail_core_main_conf_t *cmcf; - - if (*(ngx_mail_conf_ctx_t **) conf) { - return "is duplicate"; - } - - /* the main mail context */ - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_mail_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - *(ngx_mail_conf_ctx_t **) conf = ctx; - - /* count the number of the mail modules and set up their indices */ - - ngx_mail_max_module = ngx_count_modules(cf->cycle, NGX_MAIL_MODULE); - - - /* the mail main_conf context, it is the same in the all mail contexts */ - - ctx->main_conf = ngx_pcalloc(cf->pool, - sizeof(void *) * ngx_mail_max_module); - if (ctx->main_conf == NULL) { - return NGX_CONF_ERROR; - } - - - /* - * the mail null srv_conf context, it is used to merge - * the server{}s' srv_conf's - */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_mail_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - - /* - * create the main_conf's and the null srv_conf's of the all mail modules - */ - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_MAIL_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - mi = cf->cycle->modules[m]->ctx_index; - - if (module->create_main_conf) { - ctx->main_conf[mi] = module->create_main_conf(cf); - if (ctx->main_conf[mi] == NULL) { - return NGX_CONF_ERROR; - } - } - - if (module->create_srv_conf) { - ctx->srv_conf[mi] = module->create_srv_conf(cf); - if (ctx->srv_conf[mi] == NULL) { - return NGX_CONF_ERROR; - } - } - } - - - /* parse inside the mail{} block */ - - pcf = *cf; - cf->ctx = ctx; - - cf->module_type = NGX_MAIL_MODULE; - cf->cmd_type = NGX_MAIL_MAIN_CONF; - rv = ngx_conf_parse(cf, NULL); - - if (rv != NGX_CONF_OK) { - *cf = pcf; - return rv; - } - - - /* init mail{} main_conf's, merge the server{}s' srv_conf's */ - - cmcf = ctx->main_conf[ngx_mail_core_module.ctx_index]; - cscfp = cmcf->servers.elts; - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_MAIL_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - mi = cf->cycle->modules[m]->ctx_index; - - /* init mail{} main_conf's */ - - cf->ctx = ctx; - - if (module->init_main_conf) { - rv = module->init_main_conf(cf, ctx->main_conf[mi]); - if (rv != NGX_CONF_OK) { - *cf = pcf; - return rv; - } - } - - for (s = 0; s < cmcf->servers.nelts; s++) { - - /* merge the server{}s' srv_conf's */ - - cf->ctx = cscfp[s]->ctx; - - if (module->merge_srv_conf) { - rv = module->merge_srv_conf(cf, - ctx->srv_conf[mi], - cscfp[s]->ctx->srv_conf[mi]); - if (rv != NGX_CONF_OK) { - *cf = pcf; - return rv; - } - } - } - } - - *cf = pcf; - - - if (ngx_array_init(&ports, cf->temp_pool, 4, sizeof(ngx_mail_conf_port_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - listen = cmcf->listen.elts; - - for (i = 0; i < cmcf->listen.nelts; i++) { - if (ngx_mail_add_ports(cf, &ports, &listen[i]) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return ngx_mail_optimize_servers(cf, &ports); -} - - -static ngx_int_t -ngx_mail_add_ports(ngx_conf_t *cf, ngx_array_t *ports, - ngx_mail_listen_t *listen) -{ - in_port_t p; - ngx_uint_t i; - struct sockaddr *sa; - ngx_mail_conf_port_t *port; - ngx_mail_conf_addr_t *addr; - - sa = listen->sockaddr; - p = ngx_inet_get_port(sa); - - port = ports->elts; - for (i = 0; i < ports->nelts; i++) { - if (p == port[i].port && sa->sa_family == port[i].family) { - - /* a port is already in the port list */ - - port = &port[i]; - goto found; - } - } - - /* add a port to the port list */ - - port = ngx_array_push(ports); - if (port == NULL) { - return NGX_ERROR; - } - - port->family = sa->sa_family; - port->port = p; - - if (ngx_array_init(&port->addrs, cf->temp_pool, 2, - sizeof(ngx_mail_conf_addr_t)) - != NGX_OK) - { - return NGX_ERROR; - } - -found: - - addr = ngx_array_push(&port->addrs); - if (addr == NULL) { - return NGX_ERROR; - } - - addr->opt = *listen; - - return NGX_OK; -} - - -static char * -ngx_mail_optimize_servers(ngx_conf_t *cf, ngx_array_t *ports) -{ - ngx_uint_t i, p, last, bind_wildcard; - ngx_listening_t *ls; - ngx_mail_port_t *mport; - ngx_mail_conf_port_t *port; - ngx_mail_conf_addr_t *addr; - ngx_mail_core_srv_conf_t *cscf; - - port = ports->elts; - for (p = 0; p < ports->nelts; p++) { - - ngx_sort(port[p].addrs.elts, (size_t) port[p].addrs.nelts, - sizeof(ngx_mail_conf_addr_t), ngx_mail_cmp_conf_addrs); - - addr = port[p].addrs.elts; - last = port[p].addrs.nelts; - - /* - * if there is the binding to the "*:port" then we need to bind() - * to the "*:port" only and ignore the other bindings - */ - - if (addr[last - 1].opt.wildcard) { - addr[last - 1].opt.bind = 1; - bind_wildcard = 1; - - } else { - bind_wildcard = 0; - } - - i = 0; - - while (i < last) { - - if (bind_wildcard && !addr[i].opt.bind) { - i++; - continue; - } - - ls = ngx_create_listening(cf, addr[i].opt.sockaddr, - addr[i].opt.socklen); - if (ls == NULL) { - return NGX_CONF_ERROR; - } - - ls->addr_ntop = 1; - ls->handler = ngx_mail_init_connection; - ls->pool_size = 256; - - cscf = addr->opt.ctx->srv_conf[ngx_mail_core_module.ctx_index]; - - ls->logp = cscf->error_log; - ls->log.data = &ls->addr_text; - ls->log.handler = ngx_accept_log_error; - - ls->backlog = addr[i].opt.backlog; - ls->rcvbuf = addr[i].opt.rcvbuf; - ls->sndbuf = addr[i].opt.sndbuf; - - ls->keepalive = addr[i].opt.so_keepalive; -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - ls->keepidle = addr[i].opt.tcp_keepidle; - ls->keepintvl = addr[i].opt.tcp_keepintvl; - ls->keepcnt = addr[i].opt.tcp_keepcnt; -#endif - -#if (NGX_HAVE_INET6) - ls->ipv6only = addr[i].opt.ipv6only; -#endif - - mport = ngx_palloc(cf->pool, sizeof(ngx_mail_port_t)); - if (mport == NULL) { - return NGX_CONF_ERROR; - } - - ls->servers = mport; - - mport->naddrs = i + 1; - - switch (ls->sockaddr->sa_family) { -#if (NGX_HAVE_INET6) - case AF_INET6: - if (ngx_mail_add_addrs6(cf, mport, addr) != NGX_OK) { - return NGX_CONF_ERROR; - } - break; -#endif - default: /* AF_INET */ - if (ngx_mail_add_addrs(cf, mport, addr) != NGX_OK) { - return NGX_CONF_ERROR; - } - break; - } - - addr++; - last--; - } - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_mail_add_addrs(ngx_conf_t *cf, ngx_mail_port_t *mport, - ngx_mail_conf_addr_t *addr) -{ - ngx_uint_t i; - ngx_mail_in_addr_t *addrs; - struct sockaddr_in *sin; - - mport->addrs = ngx_pcalloc(cf->pool, - mport->naddrs * sizeof(ngx_mail_in_addr_t)); - if (mport->addrs == NULL) { - return NGX_ERROR; - } - - addrs = mport->addrs; - - for (i = 0; i < mport->naddrs; i++) { - - sin = (struct sockaddr_in *) addr[i].opt.sockaddr; - addrs[i].addr = sin->sin_addr.s_addr; - - addrs[i].conf.ctx = addr[i].opt.ctx; -#if (NGX_MAIL_SSL) - addrs[i].conf.ssl = addr[i].opt.ssl; -#endif - addrs[i].conf.addr_text = addr[i].opt.addr_text; - } - - return NGX_OK; -} - - -#if (NGX_HAVE_INET6) - -static ngx_int_t -ngx_mail_add_addrs6(ngx_conf_t *cf, ngx_mail_port_t *mport, - ngx_mail_conf_addr_t *addr) -{ - ngx_uint_t i; - ngx_mail_in6_addr_t *addrs6; - struct sockaddr_in6 *sin6; - - mport->addrs = ngx_pcalloc(cf->pool, - mport->naddrs * sizeof(ngx_mail_in6_addr_t)); - if (mport->addrs == NULL) { - return NGX_ERROR; - } - - addrs6 = mport->addrs; - - for (i = 0; i < mport->naddrs; i++) { - - sin6 = (struct sockaddr_in6 *) addr[i].opt.sockaddr; - addrs6[i].addr6 = sin6->sin6_addr; - - addrs6[i].conf.ctx = addr[i].opt.ctx; -#if (NGX_MAIL_SSL) - addrs6[i].conf.ssl = addr[i].opt.ssl; -#endif - addrs6[i].conf.addr_text = addr[i].opt.addr_text; - } - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_mail_cmp_conf_addrs(const void *one, const void *two) -{ - ngx_mail_conf_addr_t *first, *second; - - first = (ngx_mail_conf_addr_t *) one; - second = (ngx_mail_conf_addr_t *) two; - - if (first->opt.wildcard) { - /* a wildcard must be the last resort, shift it to the end */ - return 1; - } - - if (second->opt.wildcard) { - /* a wildcard must be the last resort, shift it to the end */ - return -1; - } - - if (first->opt.bind && !second->opt.bind) { - /* shift explicit bind()ed addresses to the start */ - return -1; - } - - if (!first->opt.bind && second->opt.bind) { - /* shift explicit bind()ed addresses to the start */ - return 1; - } - - /* do not sort by default */ - - return 0; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail.h b/src/nginx-1.18.0/src/mail/ngx_mail.h deleted file mode 100644 index d904f25..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail.h +++ /dev/null @@ -1,413 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_MAIL_H_INCLUDED_ -#define _NGX_MAIL_H_INCLUDED_ - - -#include -#include -#include -#include - -#if (NGX_MAIL_SSL) -#include -#endif - - - -typedef struct { - void **main_conf; - void **srv_conf; -} ngx_mail_conf_ctx_t; - - -typedef struct { - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t addr_text; - - /* server ctx */ - ngx_mail_conf_ctx_t *ctx; - - unsigned bind:1; - unsigned wildcard:1; - unsigned ssl:1; -#if (NGX_HAVE_INET6) - unsigned ipv6only:1; -#endif - unsigned so_keepalive:2; -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - int tcp_keepidle; - int tcp_keepintvl; - int tcp_keepcnt; -#endif - int backlog; - int rcvbuf; - int sndbuf; -} ngx_mail_listen_t; - - -typedef struct { - ngx_mail_conf_ctx_t *ctx; - ngx_str_t addr_text; - ngx_uint_t ssl; /* unsigned ssl:1; */ -} ngx_mail_addr_conf_t; - -typedef struct { - in_addr_t addr; - ngx_mail_addr_conf_t conf; -} ngx_mail_in_addr_t; - - -#if (NGX_HAVE_INET6) - -typedef struct { - struct in6_addr addr6; - ngx_mail_addr_conf_t conf; -} ngx_mail_in6_addr_t; - -#endif - - -typedef struct { - /* ngx_mail_in_addr_t or ngx_mail_in6_addr_t */ - void *addrs; - ngx_uint_t naddrs; -} ngx_mail_port_t; - - -typedef struct { - int family; - in_port_t port; - ngx_array_t addrs; /* array of ngx_mail_conf_addr_t */ -} ngx_mail_conf_port_t; - - -typedef struct { - ngx_mail_listen_t opt; -} ngx_mail_conf_addr_t; - - -typedef struct { - ngx_array_t servers; /* ngx_mail_core_srv_conf_t */ - ngx_array_t listen; /* ngx_mail_listen_t */ -} ngx_mail_core_main_conf_t; - - -#define NGX_MAIL_POP3_PROTOCOL 0 -#define NGX_MAIL_IMAP_PROTOCOL 1 -#define NGX_MAIL_SMTP_PROTOCOL 2 - - -typedef struct ngx_mail_protocol_s ngx_mail_protocol_t; - - -typedef struct { - ngx_mail_protocol_t *protocol; - - ngx_msec_t timeout; - ngx_msec_t resolver_timeout; - - ngx_str_t server_name; - - u_char *file_name; - ngx_uint_t line; - - ngx_resolver_t *resolver; - ngx_log_t *error_log; - - /* server ctx */ - ngx_mail_conf_ctx_t *ctx; - - ngx_uint_t listen; /* unsigned listen:1; */ -} ngx_mail_core_srv_conf_t; - - -typedef enum { - ngx_pop3_start = 0, - ngx_pop3_user, - ngx_pop3_passwd, - ngx_pop3_auth_login_username, - ngx_pop3_auth_login_password, - ngx_pop3_auth_plain, - ngx_pop3_auth_cram_md5, - ngx_pop3_auth_external -} ngx_pop3_state_e; - - -typedef enum { - ngx_imap_start = 0, - ngx_imap_auth_login_username, - ngx_imap_auth_login_password, - ngx_imap_auth_plain, - ngx_imap_auth_cram_md5, - ngx_imap_auth_external, - ngx_imap_login, - ngx_imap_user, - ngx_imap_passwd -} ngx_imap_state_e; - - -typedef enum { - ngx_smtp_start = 0, - ngx_smtp_auth_login_username, - ngx_smtp_auth_login_password, - ngx_smtp_auth_plain, - ngx_smtp_auth_cram_md5, - ngx_smtp_auth_external, - ngx_smtp_helo, - ngx_smtp_helo_xclient, - ngx_smtp_helo_from, - ngx_smtp_xclient, - ngx_smtp_xclient_from, - ngx_smtp_xclient_helo, - ngx_smtp_from, - ngx_smtp_to -} ngx_smtp_state_e; - - -typedef struct { - ngx_peer_connection_t upstream; - ngx_buf_t *buffer; -} ngx_mail_proxy_ctx_t; - - -typedef struct { - uint32_t signature; /* "MAIL" */ - - ngx_connection_t *connection; - - ngx_str_t out; - ngx_buf_t *buffer; - - void **ctx; - void **main_conf; - void **srv_conf; - - ngx_resolver_ctx_t *resolver_ctx; - - ngx_mail_proxy_ctx_t *proxy; - - ngx_uint_t mail_state; - - unsigned protocol:3; - unsigned blocked:1; - unsigned quit:1; - unsigned quoted:1; - unsigned backslash:1; - unsigned no_sync_literal:1; - unsigned starttls:1; - unsigned esmtp:1; - unsigned auth_method:3; - unsigned auth_wait:1; - - ngx_str_t login; - ngx_str_t passwd; - - ngx_str_t salt; - ngx_str_t tag; - ngx_str_t tagged_line; - ngx_str_t text; - - ngx_str_t *addr_text; - ngx_str_t host; - ngx_str_t smtp_helo; - ngx_str_t smtp_from; - ngx_str_t smtp_to; - - ngx_str_t cmd; - - ngx_uint_t command; - ngx_array_t args; - - ngx_uint_t login_attempt; - - /* used to parse POP3/IMAP/SMTP command */ - - ngx_uint_t state; - u_char *cmd_start; - u_char *arg_start; - u_char *arg_end; - ngx_uint_t literal_len; -} ngx_mail_session_t; - - -typedef struct { - ngx_str_t *client; - ngx_mail_session_t *session; -} ngx_mail_log_ctx_t; - - -#define NGX_POP3_USER 1 -#define NGX_POP3_PASS 2 -#define NGX_POP3_CAPA 3 -#define NGX_POP3_QUIT 4 -#define NGX_POP3_NOOP 5 -#define NGX_POP3_STLS 6 -#define NGX_POP3_APOP 7 -#define NGX_POP3_AUTH 8 -#define NGX_POP3_STAT 9 -#define NGX_POP3_LIST 10 -#define NGX_POP3_RETR 11 -#define NGX_POP3_DELE 12 -#define NGX_POP3_RSET 13 -#define NGX_POP3_TOP 14 -#define NGX_POP3_UIDL 15 - - -#define NGX_IMAP_LOGIN 1 -#define NGX_IMAP_LOGOUT 2 -#define NGX_IMAP_CAPABILITY 3 -#define NGX_IMAP_NOOP 4 -#define NGX_IMAP_STARTTLS 5 - -#define NGX_IMAP_NEXT 6 - -#define NGX_IMAP_AUTHENTICATE 7 - - -#define NGX_SMTP_HELO 1 -#define NGX_SMTP_EHLO 2 -#define NGX_SMTP_AUTH 3 -#define NGX_SMTP_QUIT 4 -#define NGX_SMTP_NOOP 5 -#define NGX_SMTP_MAIL 6 -#define NGX_SMTP_RSET 7 -#define NGX_SMTP_RCPT 8 -#define NGX_SMTP_DATA 9 -#define NGX_SMTP_VRFY 10 -#define NGX_SMTP_EXPN 11 -#define NGX_SMTP_HELP 12 -#define NGX_SMTP_STARTTLS 13 - - -#define NGX_MAIL_AUTH_PLAIN 0 -#define NGX_MAIL_AUTH_LOGIN 1 -#define NGX_MAIL_AUTH_LOGIN_USERNAME 2 -#define NGX_MAIL_AUTH_APOP 3 -#define NGX_MAIL_AUTH_CRAM_MD5 4 -#define NGX_MAIL_AUTH_EXTERNAL 5 -#define NGX_MAIL_AUTH_NONE 6 - - -#define NGX_MAIL_AUTH_PLAIN_ENABLED 0x0002 -#define NGX_MAIL_AUTH_LOGIN_ENABLED 0x0004 -#define NGX_MAIL_AUTH_APOP_ENABLED 0x0008 -#define NGX_MAIL_AUTH_CRAM_MD5_ENABLED 0x0010 -#define NGX_MAIL_AUTH_EXTERNAL_ENABLED 0x0020 -#define NGX_MAIL_AUTH_NONE_ENABLED 0x0040 - - -#define NGX_MAIL_PARSE_INVALID_COMMAND 20 - - -typedef void (*ngx_mail_init_session_pt)(ngx_mail_session_t *s, - ngx_connection_t *c); -typedef void (*ngx_mail_init_protocol_pt)(ngx_event_t *rev); -typedef void (*ngx_mail_auth_state_pt)(ngx_event_t *rev); -typedef ngx_int_t (*ngx_mail_parse_command_pt)(ngx_mail_session_t *s); - - -struct ngx_mail_protocol_s { - ngx_str_t name; - in_port_t port[4]; - ngx_uint_t type; - - ngx_mail_init_session_pt init_session; - ngx_mail_init_protocol_pt init_protocol; - ngx_mail_parse_command_pt parse_command; - ngx_mail_auth_state_pt auth_state; - - ngx_str_t internal_server_error; - ngx_str_t cert_error; - ngx_str_t no_cert; -}; - - -typedef struct { - ngx_mail_protocol_t *protocol; - - void *(*create_main_conf)(ngx_conf_t *cf); - char *(*init_main_conf)(ngx_conf_t *cf, void *conf); - - void *(*create_srv_conf)(ngx_conf_t *cf); - char *(*merge_srv_conf)(ngx_conf_t *cf, void *prev, - void *conf); -} ngx_mail_module_t; - - -#define NGX_MAIL_MODULE 0x4C49414D /* "MAIL" */ - -#define NGX_MAIL_MAIN_CONF 0x02000000 -#define NGX_MAIL_SRV_CONF 0x04000000 - - -#define NGX_MAIL_MAIN_CONF_OFFSET offsetof(ngx_mail_conf_ctx_t, main_conf) -#define NGX_MAIL_SRV_CONF_OFFSET offsetof(ngx_mail_conf_ctx_t, srv_conf) - - -#define ngx_mail_get_module_ctx(s, module) (s)->ctx[module.ctx_index] -#define ngx_mail_set_ctx(s, c, module) s->ctx[module.ctx_index] = c; -#define ngx_mail_delete_ctx(s, module) s->ctx[module.ctx_index] = NULL; - - -#define ngx_mail_get_module_main_conf(s, module) \ - (s)->main_conf[module.ctx_index] -#define ngx_mail_get_module_srv_conf(s, module) (s)->srv_conf[module.ctx_index] - -#define ngx_mail_conf_get_module_main_conf(cf, module) \ - ((ngx_mail_conf_ctx_t *) cf->ctx)->main_conf[module.ctx_index] -#define ngx_mail_conf_get_module_srv_conf(cf, module) \ - ((ngx_mail_conf_ctx_t *) cf->ctx)->srv_conf[module.ctx_index] - - -#if (NGX_MAIL_SSL) -void ngx_mail_starttls_handler(ngx_event_t *rev); -ngx_int_t ngx_mail_starttls_only(ngx_mail_session_t *s, ngx_connection_t *c); -#endif - - -void ngx_mail_init_connection(ngx_connection_t *c); - -ngx_int_t ngx_mail_salt(ngx_mail_session_t *s, ngx_connection_t *c, - ngx_mail_core_srv_conf_t *cscf); -ngx_int_t ngx_mail_auth_plain(ngx_mail_session_t *s, ngx_connection_t *c, - ngx_uint_t n); -ngx_int_t ngx_mail_auth_login_username(ngx_mail_session_t *s, - ngx_connection_t *c, ngx_uint_t n); -ngx_int_t ngx_mail_auth_login_password(ngx_mail_session_t *s, - ngx_connection_t *c); -ngx_int_t ngx_mail_auth_cram_md5_salt(ngx_mail_session_t *s, - ngx_connection_t *c, char *prefix, size_t len); -ngx_int_t ngx_mail_auth_cram_md5(ngx_mail_session_t *s, ngx_connection_t *c); -ngx_int_t ngx_mail_auth_external(ngx_mail_session_t *s, ngx_connection_t *c, - ngx_uint_t n); -ngx_int_t ngx_mail_auth_parse(ngx_mail_session_t *s, ngx_connection_t *c); - -void ngx_mail_send(ngx_event_t *wev); -ngx_int_t ngx_mail_read_command(ngx_mail_session_t *s, ngx_connection_t *c); -void ngx_mail_auth(ngx_mail_session_t *s, ngx_connection_t *c); -void ngx_mail_close_connection(ngx_connection_t *c); -void ngx_mail_session_internal_server_error(ngx_mail_session_t *s); -u_char *ngx_mail_log_error(ngx_log_t *log, u_char *buf, size_t len); - - -char *ngx_mail_capabilities(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); - - -/* STUB */ -void ngx_mail_proxy_init(ngx_mail_session_t *s, ngx_addr_t *peer); -void ngx_mail_auth_http_init(ngx_mail_session_t *s); -/**/ - - -extern ngx_uint_t ngx_mail_max_module; -extern ngx_module_t ngx_mail_core_module; - - -#endif /* _NGX_MAIL_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_auth_http_module.c b/src/nginx-1.18.0/src/mail/ngx_mail_auth_http_module.c deleted file mode 100644 index 6b57358..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_auth_http_module.c +++ /dev/null @@ -1,1574 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -typedef struct { - ngx_addr_t *peer; - - ngx_msec_t timeout; - ngx_flag_t pass_client_cert; - - ngx_str_t host_header; - ngx_str_t uri; - ngx_str_t header; - - ngx_array_t *headers; - - u_char *file; - ngx_uint_t line; -} ngx_mail_auth_http_conf_t; - - -typedef struct ngx_mail_auth_http_ctx_s ngx_mail_auth_http_ctx_t; - -typedef void (*ngx_mail_auth_http_handler_pt)(ngx_mail_session_t *s, - ngx_mail_auth_http_ctx_t *ctx); - -struct ngx_mail_auth_http_ctx_s { - ngx_buf_t *request; - ngx_buf_t *response; - ngx_peer_connection_t peer; - - ngx_mail_auth_http_handler_pt handler; - - ngx_uint_t state; - - u_char *header_name_start; - u_char *header_name_end; - u_char *header_start; - u_char *header_end; - - ngx_str_t addr; - ngx_str_t port; - ngx_str_t err; - ngx_str_t errmsg; - ngx_str_t errcode; - - time_t sleep; - - ngx_pool_t *pool; -}; - - -static void ngx_mail_auth_http_write_handler(ngx_event_t *wev); -static void ngx_mail_auth_http_read_handler(ngx_event_t *rev); -static void ngx_mail_auth_http_ignore_status_line(ngx_mail_session_t *s, - ngx_mail_auth_http_ctx_t *ctx); -static void ngx_mail_auth_http_process_headers(ngx_mail_session_t *s, - ngx_mail_auth_http_ctx_t *ctx); -static void ngx_mail_auth_sleep_handler(ngx_event_t *rev); -static ngx_int_t ngx_mail_auth_http_parse_header_line(ngx_mail_session_t *s, - ngx_mail_auth_http_ctx_t *ctx); -static void ngx_mail_auth_http_block_read(ngx_event_t *rev); -static void ngx_mail_auth_http_dummy_handler(ngx_event_t *ev); -static ngx_buf_t *ngx_mail_auth_http_create_request(ngx_mail_session_t *s, - ngx_pool_t *pool, ngx_mail_auth_http_conf_t *ahcf); -static ngx_int_t ngx_mail_auth_http_escape(ngx_pool_t *pool, ngx_str_t *text, - ngx_str_t *escaped); - -static void *ngx_mail_auth_http_create_conf(ngx_conf_t *cf); -static char *ngx_mail_auth_http_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_mail_auth_http(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static char *ngx_mail_auth_http_header(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_mail_auth_http_commands[] = { - - { ngx_string("auth_http"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_mail_auth_http, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("auth_http_timeout"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_auth_http_conf_t, timeout), - NULL }, - - { ngx_string("auth_http_header"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE2, - ngx_mail_auth_http_header, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("auth_http_pass_client_cert"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_auth_http_conf_t, pass_client_cert), - NULL }, - - ngx_null_command -}; - - -static ngx_mail_module_t ngx_mail_auth_http_module_ctx = { - NULL, /* protocol */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_mail_auth_http_create_conf, /* create server configuration */ - ngx_mail_auth_http_merge_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_mail_auth_http_module = { - NGX_MODULE_V1, - &ngx_mail_auth_http_module_ctx, /* module context */ - ngx_mail_auth_http_commands, /* module directives */ - NGX_MAIL_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_mail_auth_http_method[] = { - ngx_string("plain"), - ngx_string("plain"), - ngx_string("plain"), - ngx_string("apop"), - ngx_string("cram-md5"), - ngx_string("external"), - ngx_string("none") -}; - -static ngx_str_t ngx_mail_smtp_errcode = ngx_string("535 5.7.0"); - - -void -ngx_mail_auth_http_init(ngx_mail_session_t *s) -{ - ngx_int_t rc; - ngx_pool_t *pool; - ngx_mail_auth_http_ctx_t *ctx; - ngx_mail_auth_http_conf_t *ahcf; - - s->connection->log->action = "in http auth state"; - - pool = ngx_create_pool(2048, s->connection->log); - if (pool == NULL) { - ngx_mail_session_internal_server_error(s); - return; - } - - ctx = ngx_pcalloc(pool, sizeof(ngx_mail_auth_http_ctx_t)); - if (ctx == NULL) { - ngx_destroy_pool(pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ctx->pool = pool; - - ahcf = ngx_mail_get_module_srv_conf(s, ngx_mail_auth_http_module); - - ctx->request = ngx_mail_auth_http_create_request(s, pool, ahcf); - if (ctx->request == NULL) { - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ngx_mail_set_ctx(s, ctx, ngx_mail_auth_http_module); - - ctx->peer.sockaddr = ahcf->peer->sockaddr; - ctx->peer.socklen = ahcf->peer->socklen; - ctx->peer.name = &ahcf->peer->name; - ctx->peer.get = ngx_event_get_peer; - ctx->peer.log = s->connection->log; - ctx->peer.log_error = NGX_ERROR_ERR; - - rc = ngx_event_connect_peer(&ctx->peer); - - if (rc == NGX_ERROR || rc == NGX_BUSY || rc == NGX_DECLINED) { - if (ctx->peer.connection) { - ngx_close_connection(ctx->peer.connection); - } - - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ctx->peer.connection->data = s; - ctx->peer.connection->pool = s->connection->pool; - - s->connection->read->handler = ngx_mail_auth_http_block_read; - ctx->peer.connection->read->handler = ngx_mail_auth_http_read_handler; - ctx->peer.connection->write->handler = ngx_mail_auth_http_write_handler; - - ctx->handler = ngx_mail_auth_http_ignore_status_line; - - ngx_add_timer(ctx->peer.connection->read, ahcf->timeout); - ngx_add_timer(ctx->peer.connection->write, ahcf->timeout); - - if (rc == NGX_OK) { - ngx_mail_auth_http_write_handler(ctx->peer.connection->write); - return; - } -} - - -static void -ngx_mail_auth_http_write_handler(ngx_event_t *wev) -{ - ssize_t n, size; - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_auth_http_ctx_t *ctx; - ngx_mail_auth_http_conf_t *ahcf; - - c = wev->data; - s = c->data; - - ctx = ngx_mail_get_module_ctx(s, ngx_mail_auth_http_module); - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, wev->log, 0, - "mail auth http write handler"); - - if (wev->timedout) { - ngx_log_error(NGX_LOG_ERR, wev->log, NGX_ETIMEDOUT, - "auth http server %V timed out", ctx->peer.name); - ngx_close_connection(c); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - size = ctx->request->last - ctx->request->pos; - - n = ngx_send(c, ctx->request->pos, size); - - if (n == NGX_ERROR) { - ngx_close_connection(c); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - if (n > 0) { - ctx->request->pos += n; - - if (n == size) { - wev->handler = ngx_mail_auth_http_dummy_handler; - - if (wev->timer_set) { - ngx_del_timer(wev); - } - - if (ngx_handle_write_event(wev, 0) != NGX_OK) { - ngx_close_connection(c); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - } - - return; - } - } - - if (!wev->timer_set) { - ahcf = ngx_mail_get_module_srv_conf(s, ngx_mail_auth_http_module); - ngx_add_timer(wev, ahcf->timeout); - } -} - - -static void -ngx_mail_auth_http_read_handler(ngx_event_t *rev) -{ - ssize_t n, size; - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_auth_http_ctx_t *ctx; - - c = rev->data; - s = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail auth http read handler"); - - ctx = ngx_mail_get_module_ctx(s, ngx_mail_auth_http_module); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_ERR, rev->log, NGX_ETIMEDOUT, - "auth http server %V timed out", ctx->peer.name); - ngx_close_connection(c); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - if (ctx->response == NULL) { - ctx->response = ngx_create_temp_buf(ctx->pool, 1024); - if (ctx->response == NULL) { - ngx_close_connection(c); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - } - - size = ctx->response->end - ctx->response->last; - - n = ngx_recv(c, ctx->response->pos, size); - - if (n > 0) { - ctx->response->last += n; - - ctx->handler(s, ctx); - return; - } - - if (n == NGX_AGAIN) { - return; - } - - ngx_close_connection(c); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); -} - - -static void -ngx_mail_auth_http_ignore_status_line(ngx_mail_session_t *s, - ngx_mail_auth_http_ctx_t *ctx) -{ - u_char *p, ch; - enum { - sw_start = 0, - sw_H, - sw_HT, - sw_HTT, - sw_HTTP, - sw_skip, - sw_almost_done - } state; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "mail auth http process status line"); - - state = ctx->state; - - for (p = ctx->response->pos; p < ctx->response->last; p++) { - ch = *p; - - switch (state) { - - /* "HTTP/" */ - case sw_start: - if (ch == 'H') { - state = sw_H; - break; - } - goto next; - - case sw_H: - if (ch == 'T') { - state = sw_HT; - break; - } - goto next; - - case sw_HT: - if (ch == 'T') { - state = sw_HTT; - break; - } - goto next; - - case sw_HTT: - if (ch == 'P') { - state = sw_HTTP; - break; - } - goto next; - - case sw_HTTP: - if (ch == '/') { - state = sw_skip; - break; - } - goto next; - - /* any text until end of line */ - case sw_skip: - switch (ch) { - case CR: - state = sw_almost_done; - - break; - case LF: - goto done; - } - break; - - /* end of status line */ - case sw_almost_done: - if (ch == LF) { - goto done; - } - - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "auth http server %V sent invalid response", - ctx->peer.name); - ngx_close_connection(ctx->peer.connection); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - } - - ctx->response->pos = p; - ctx->state = state; - - return; - -next: - - p = ctx->response->start - 1; - -done: - - ctx->response->pos = p + 1; - ctx->state = 0; - ctx->handler = ngx_mail_auth_http_process_headers; - ctx->handler(s, ctx); -} - - -static void -ngx_mail_auth_http_process_headers(ngx_mail_session_t *s, - ngx_mail_auth_http_ctx_t *ctx) -{ - u_char *p; - time_t timer; - size_t len, size; - ngx_int_t rc, port, n; - ngx_addr_t *peer; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "mail auth http process headers"); - - for ( ;; ) { - rc = ngx_mail_auth_http_parse_header_line(s, ctx); - - if (rc == NGX_OK) { - -#if (NGX_DEBUG) - { - ngx_str_t key, value; - - key.len = ctx->header_name_end - ctx->header_name_start; - key.data = ctx->header_name_start; - value.len = ctx->header_end - ctx->header_start; - value.data = ctx->header_start; - - ngx_log_debug2(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "mail auth http header: \"%V: %V\"", - &key, &value); - } -#endif - - len = ctx->header_name_end - ctx->header_name_start; - - if (len == sizeof("Auth-Status") - 1 - && ngx_strncasecmp(ctx->header_name_start, - (u_char *) "Auth-Status", - sizeof("Auth-Status") - 1) - == 0) - { - len = ctx->header_end - ctx->header_start; - - if (len == 2 - && ctx->header_start[0] == 'O' - && ctx->header_start[1] == 'K') - { - continue; - } - - if (len == 4 - && ctx->header_start[0] == 'W' - && ctx->header_start[1] == 'A' - && ctx->header_start[2] == 'I' - && ctx->header_start[3] == 'T') - { - s->auth_wait = 1; - continue; - } - - ctx->errmsg.len = len; - ctx->errmsg.data = ctx->header_start; - - switch (s->protocol) { - - case NGX_MAIL_POP3_PROTOCOL: - size = sizeof("-ERR ") - 1 + len + sizeof(CRLF) - 1; - break; - - case NGX_MAIL_IMAP_PROTOCOL: - size = s->tag.len + sizeof("NO ") - 1 + len - + sizeof(CRLF) - 1; - break; - - default: /* NGX_MAIL_SMTP_PROTOCOL */ - ctx->err = ctx->errmsg; - continue; - } - - p = ngx_pnalloc(s->connection->pool, size); - if (p == NULL) { - ngx_close_connection(ctx->peer.connection); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ctx->err.data = p; - - switch (s->protocol) { - - case NGX_MAIL_POP3_PROTOCOL: - *p++ = '-'; *p++ = 'E'; *p++ = 'R'; *p++ = 'R'; *p++ = ' '; - break; - - case NGX_MAIL_IMAP_PROTOCOL: - p = ngx_cpymem(p, s->tag.data, s->tag.len); - *p++ = 'N'; *p++ = 'O'; *p++ = ' '; - break; - - default: /* NGX_MAIL_SMTP_PROTOCOL */ - break; - } - - p = ngx_cpymem(p, ctx->header_start, len); - *p++ = CR; *p++ = LF; - - ctx->err.len = p - ctx->err.data; - - continue; - } - - if (len == sizeof("Auth-Server") - 1 - && ngx_strncasecmp(ctx->header_name_start, - (u_char *) "Auth-Server", - sizeof("Auth-Server") - 1) - == 0) - { - ctx->addr.len = ctx->header_end - ctx->header_start; - ctx->addr.data = ctx->header_start; - - continue; - } - - if (len == sizeof("Auth-Port") - 1 - && ngx_strncasecmp(ctx->header_name_start, - (u_char *) "Auth-Port", - sizeof("Auth-Port") - 1) - == 0) - { - ctx->port.len = ctx->header_end - ctx->header_start; - ctx->port.data = ctx->header_start; - - continue; - } - - if (len == sizeof("Auth-User") - 1 - && ngx_strncasecmp(ctx->header_name_start, - (u_char *) "Auth-User", - sizeof("Auth-User") - 1) - == 0) - { - s->login.len = ctx->header_end - ctx->header_start; - - s->login.data = ngx_pnalloc(s->connection->pool, s->login.len); - if (s->login.data == NULL) { - ngx_close_connection(ctx->peer.connection); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ngx_memcpy(s->login.data, ctx->header_start, s->login.len); - - continue; - } - - if (len == sizeof("Auth-Pass") - 1 - && ngx_strncasecmp(ctx->header_name_start, - (u_char *) "Auth-Pass", - sizeof("Auth-Pass") - 1) - == 0) - { - s->passwd.len = ctx->header_end - ctx->header_start; - - s->passwd.data = ngx_pnalloc(s->connection->pool, - s->passwd.len); - if (s->passwd.data == NULL) { - ngx_close_connection(ctx->peer.connection); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ngx_memcpy(s->passwd.data, ctx->header_start, s->passwd.len); - - continue; - } - - if (len == sizeof("Auth-Wait") - 1 - && ngx_strncasecmp(ctx->header_name_start, - (u_char *) "Auth-Wait", - sizeof("Auth-Wait") - 1) - == 0) - { - n = ngx_atoi(ctx->header_start, - ctx->header_end - ctx->header_start); - - if (n != NGX_ERROR) { - ctx->sleep = n; - } - - continue; - } - - if (len == sizeof("Auth-Error-Code") - 1 - && ngx_strncasecmp(ctx->header_name_start, - (u_char *) "Auth-Error-Code", - sizeof("Auth-Error-Code") - 1) - == 0) - { - ctx->errcode.len = ctx->header_end - ctx->header_start; - - ctx->errcode.data = ngx_pnalloc(s->connection->pool, - ctx->errcode.len); - if (ctx->errcode.data == NULL) { - ngx_close_connection(ctx->peer.connection); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ngx_memcpy(ctx->errcode.data, ctx->header_start, - ctx->errcode.len); - - continue; - } - - /* ignore other headers */ - - continue; - } - - if (rc == NGX_DONE) { - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "mail auth http header done"); - - ngx_close_connection(ctx->peer.connection); - - if (ctx->err.len) { - - ngx_log_error(NGX_LOG_INFO, s->connection->log, 0, - "client login failed: \"%V\"", &ctx->errmsg); - - if (s->protocol == NGX_MAIL_SMTP_PROTOCOL) { - - if (ctx->errcode.len == 0) { - ctx->errcode = ngx_mail_smtp_errcode; - } - - ctx->err.len = ctx->errcode.len + ctx->errmsg.len - + sizeof(" " CRLF) - 1; - - p = ngx_pnalloc(s->connection->pool, ctx->err.len); - if (p == NULL) { - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ctx->err.data = p; - - p = ngx_cpymem(p, ctx->errcode.data, ctx->errcode.len); - *p++ = ' '; - p = ngx_cpymem(p, ctx->errmsg.data, ctx->errmsg.len); - *p++ = CR; *p = LF; - } - - s->out = ctx->err; - timer = ctx->sleep; - - ngx_destroy_pool(ctx->pool); - - if (timer == 0) { - s->quit = 1; - ngx_mail_send(s->connection->write); - return; - } - - ngx_add_timer(s->connection->read, (ngx_msec_t) (timer * 1000)); - - s->connection->read->handler = ngx_mail_auth_sleep_handler; - - return; - } - - if (s->auth_wait) { - timer = ctx->sleep; - - ngx_destroy_pool(ctx->pool); - - if (timer == 0) { - ngx_mail_auth_http_init(s); - return; - } - - ngx_add_timer(s->connection->read, (ngx_msec_t) (timer * 1000)); - - s->connection->read->handler = ngx_mail_auth_sleep_handler; - - return; - } - - if (ctx->addr.len == 0 || ctx->port.len == 0) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "auth http server %V did not send server or port", - ctx->peer.name); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - if (s->passwd.data == NULL - && s->protocol != NGX_MAIL_SMTP_PROTOCOL) - { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "auth http server %V did not send password", - ctx->peer.name); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - peer = ngx_pcalloc(s->connection->pool, sizeof(ngx_addr_t)); - if (peer == NULL) { - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - rc = ngx_parse_addr(s->connection->pool, peer, - ctx->addr.data, ctx->addr.len); - - switch (rc) { - case NGX_OK: - break; - - case NGX_DECLINED: - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "auth http server %V sent invalid server " - "address:\"%V\"", - ctx->peer.name, &ctx->addr); - /* fall through */ - - default: - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - port = ngx_atoi(ctx->port.data, ctx->port.len); - if (port == NGX_ERROR || port < 1 || port > 65535) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "auth http server %V sent invalid server " - "port:\"%V\"", - ctx->peer.name, &ctx->port); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - ngx_inet_set_port(peer->sockaddr, (in_port_t) port); - - len = ctx->addr.len + 1 + ctx->port.len; - - peer->name.len = len; - - peer->name.data = ngx_pnalloc(s->connection->pool, len); - if (peer->name.data == NULL) { - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - return; - } - - len = ctx->addr.len; - - ngx_memcpy(peer->name.data, ctx->addr.data, len); - - peer->name.data[len++] = ':'; - - ngx_memcpy(peer->name.data + len, ctx->port.data, ctx->port.len); - - ngx_destroy_pool(ctx->pool); - ngx_mail_proxy_init(s, peer); - - return; - } - - if (rc == NGX_AGAIN ) { - return; - } - - /* rc == NGX_ERROR */ - - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "auth http server %V sent invalid header in response", - ctx->peer.name); - ngx_close_connection(ctx->peer.connection); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - - return; - } -} - - -static void -ngx_mail_auth_sleep_handler(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_core_srv_conf_t *cscf; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail auth sleep handler"); - - c = rev->data; - s = c->data; - - if (rev->timedout) { - - rev->timedout = 0; - - if (s->auth_wait) { - s->auth_wait = 0; - ngx_mail_auth_http_init(s); - return; - } - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - rev->handler = cscf->protocol->auth_state; - - s->mail_state = 0; - s->auth_method = NGX_MAIL_AUTH_PLAIN; - - c->log->action = "in auth state"; - - ngx_mail_send(c->write); - - if (c->destroyed) { - return; - } - - ngx_add_timer(rev, cscf->timeout); - - if (rev->ready) { - rev->handler(rev); - return; - } - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_mail_close_connection(c); - } - - return; - } - - if (rev->active) { - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_mail_close_connection(c); - } - } -} - - -static ngx_int_t -ngx_mail_auth_http_parse_header_line(ngx_mail_session_t *s, - ngx_mail_auth_http_ctx_t *ctx) -{ - u_char c, ch, *p; - enum { - sw_start = 0, - sw_name, - sw_space_before_value, - sw_value, - sw_space_after_value, - sw_almost_done, - sw_header_almost_done - } state; - - state = ctx->state; - - for (p = ctx->response->pos; p < ctx->response->last; p++) { - ch = *p; - - switch (state) { - - /* first char */ - case sw_start: - - switch (ch) { - case CR: - ctx->header_end = p; - state = sw_header_almost_done; - break; - case LF: - ctx->header_end = p; - goto header_done; - default: - state = sw_name; - ctx->header_name_start = p; - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - break; - } - - if (ch >= '0' && ch <= '9') { - break; - } - - return NGX_ERROR; - } - break; - - /* header name */ - case sw_name: - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - break; - } - - if (ch == ':') { - ctx->header_name_end = p; - state = sw_space_before_value; - break; - } - - if (ch == '-') { - break; - } - - if (ch >= '0' && ch <= '9') { - break; - } - - if (ch == CR) { - ctx->header_name_end = p; - ctx->header_start = p; - ctx->header_end = p; - state = sw_almost_done; - break; - } - - if (ch == LF) { - ctx->header_name_end = p; - ctx->header_start = p; - ctx->header_end = p; - goto done; - } - - return NGX_ERROR; - - /* space* before header value */ - case sw_space_before_value: - switch (ch) { - case ' ': - break; - case CR: - ctx->header_start = p; - ctx->header_end = p; - state = sw_almost_done; - break; - case LF: - ctx->header_start = p; - ctx->header_end = p; - goto done; - default: - ctx->header_start = p; - state = sw_value; - break; - } - break; - - /* header value */ - case sw_value: - switch (ch) { - case ' ': - ctx->header_end = p; - state = sw_space_after_value; - break; - case CR: - ctx->header_end = p; - state = sw_almost_done; - break; - case LF: - ctx->header_end = p; - goto done; - } - break; - - /* space* before end of header line */ - case sw_space_after_value: - switch (ch) { - case ' ': - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - default: - state = sw_value; - break; - } - break; - - /* end of header line */ - case sw_almost_done: - switch (ch) { - case LF: - goto done; - default: - return NGX_ERROR; - } - - /* end of header */ - case sw_header_almost_done: - switch (ch) { - case LF: - goto header_done; - default: - return NGX_ERROR; - } - } - } - - ctx->response->pos = p; - ctx->state = state; - - return NGX_AGAIN; - -done: - - ctx->response->pos = p + 1; - ctx->state = sw_start; - - return NGX_OK; - -header_done: - - ctx->response->pos = p + 1; - ctx->state = sw_start; - - return NGX_DONE; -} - - -static void -ngx_mail_auth_http_block_read(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_auth_http_ctx_t *ctx; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail auth http block read"); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - c = rev->data; - s = c->data; - - ctx = ngx_mail_get_module_ctx(s, ngx_mail_auth_http_module); - - ngx_close_connection(ctx->peer.connection); - ngx_destroy_pool(ctx->pool); - ngx_mail_session_internal_server_error(s); - } -} - - -static void -ngx_mail_auth_http_dummy_handler(ngx_event_t *ev) -{ - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, ev->log, 0, - "mail auth http dummy handler"); -} - - -static ngx_buf_t * -ngx_mail_auth_http_create_request(ngx_mail_session_t *s, ngx_pool_t *pool, - ngx_mail_auth_http_conf_t *ahcf) -{ - size_t len; - ngx_buf_t *b; - ngx_str_t login, passwd; -#if (NGX_MAIL_SSL) - ngx_str_t verify, subject, issuer, serial, fingerprint, - raw_cert, cert; - ngx_connection_t *c; - ngx_mail_ssl_conf_t *sslcf; -#endif - ngx_mail_core_srv_conf_t *cscf; - - if (ngx_mail_auth_http_escape(pool, &s->login, &login) != NGX_OK) { - return NULL; - } - - if (ngx_mail_auth_http_escape(pool, &s->passwd, &passwd) != NGX_OK) { - return NULL; - } - -#if (NGX_MAIL_SSL) - - c = s->connection; - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - if (c->ssl && sslcf->verify) { - - /* certificate details */ - - if (ngx_ssl_get_client_verify(c, pool, &verify) != NGX_OK) { - return NULL; - } - - if (ngx_ssl_get_subject_dn(c, pool, &subject) != NGX_OK) { - return NULL; - } - - if (ngx_ssl_get_issuer_dn(c, pool, &issuer) != NGX_OK) { - return NULL; - } - - if (ngx_ssl_get_serial_number(c, pool, &serial) != NGX_OK) { - return NULL; - } - - if (ngx_ssl_get_fingerprint(c, pool, &fingerprint) != NGX_OK) { - return NULL; - } - - if (ahcf->pass_client_cert) { - - /* certificate itself, if configured */ - - if (ngx_ssl_get_raw_certificate(c, pool, &raw_cert) != NGX_OK) { - return NULL; - } - - if (ngx_mail_auth_http_escape(pool, &raw_cert, &cert) != NGX_OK) { - return NULL; - } - - } else { - ngx_str_null(&cert); - } - - } else { - ngx_str_null(&verify); - ngx_str_null(&subject); - ngx_str_null(&issuer); - ngx_str_null(&serial); - ngx_str_null(&fingerprint); - ngx_str_null(&cert); - } - -#endif - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - len = sizeof("GET ") - 1 + ahcf->uri.len + sizeof(" HTTP/1.0" CRLF) - 1 - + sizeof("Host: ") - 1 + ahcf->host_header.len + sizeof(CRLF) - 1 - + sizeof("Auth-Method: ") - 1 - + ngx_mail_auth_http_method[s->auth_method].len - + sizeof(CRLF) - 1 - + sizeof("Auth-User: ") - 1 + login.len + sizeof(CRLF) - 1 - + sizeof("Auth-Pass: ") - 1 + passwd.len + sizeof(CRLF) - 1 - + sizeof("Auth-Salt: ") - 1 + s->salt.len - + sizeof("Auth-Protocol: ") - 1 + cscf->protocol->name.len - + sizeof(CRLF) - 1 - + sizeof("Auth-Login-Attempt: ") - 1 + NGX_INT_T_LEN - + sizeof(CRLF) - 1 - + sizeof("Client-IP: ") - 1 + s->connection->addr_text.len - + sizeof(CRLF) - 1 - + sizeof("Client-Host: ") - 1 + s->host.len + sizeof(CRLF) - 1 - + sizeof("Auth-SMTP-Helo: ") - 1 + s->smtp_helo.len + sizeof(CRLF) - 1 - + sizeof("Auth-SMTP-From: ") - 1 + s->smtp_from.len + sizeof(CRLF) - 1 - + sizeof("Auth-SMTP-To: ") - 1 + s->smtp_to.len + sizeof(CRLF) - 1 -#if (NGX_MAIL_SSL) - + sizeof("Auth-SSL: on" CRLF) - 1 - + sizeof("Auth-SSL-Verify: ") - 1 + verify.len + sizeof(CRLF) - 1 - + sizeof("Auth-SSL-Subject: ") - 1 + subject.len + sizeof(CRLF) - 1 - + sizeof("Auth-SSL-Issuer: ") - 1 + issuer.len + sizeof(CRLF) - 1 - + sizeof("Auth-SSL-Serial: ") - 1 + serial.len + sizeof(CRLF) - 1 - + sizeof("Auth-SSL-Fingerprint: ") - 1 + fingerprint.len - + sizeof(CRLF) - 1 - + sizeof("Auth-SSL-Cert: ") - 1 + cert.len + sizeof(CRLF) - 1 -#endif - + ahcf->header.len - + sizeof(CRLF) - 1; - - b = ngx_create_temp_buf(pool, len); - if (b == NULL) { - return NULL; - } - - b->last = ngx_cpymem(b->last, "GET ", sizeof("GET ") - 1); - b->last = ngx_copy(b->last, ahcf->uri.data, ahcf->uri.len); - b->last = ngx_cpymem(b->last, " HTTP/1.0" CRLF, - sizeof(" HTTP/1.0" CRLF) - 1); - - b->last = ngx_cpymem(b->last, "Host: ", sizeof("Host: ") - 1); - b->last = ngx_copy(b->last, ahcf->host_header.data, - ahcf->host_header.len); - *b->last++ = CR; *b->last++ = LF; - - b->last = ngx_cpymem(b->last, "Auth-Method: ", - sizeof("Auth-Method: ") - 1); - b->last = ngx_cpymem(b->last, - ngx_mail_auth_http_method[s->auth_method].data, - ngx_mail_auth_http_method[s->auth_method].len); - *b->last++ = CR; *b->last++ = LF; - - b->last = ngx_cpymem(b->last, "Auth-User: ", sizeof("Auth-User: ") - 1); - b->last = ngx_copy(b->last, login.data, login.len); - *b->last++ = CR; *b->last++ = LF; - - b->last = ngx_cpymem(b->last, "Auth-Pass: ", sizeof("Auth-Pass: ") - 1); - b->last = ngx_copy(b->last, passwd.data, passwd.len); - *b->last++ = CR; *b->last++ = LF; - - if (s->auth_method != NGX_MAIL_AUTH_PLAIN && s->salt.len) { - b->last = ngx_cpymem(b->last, "Auth-Salt: ", sizeof("Auth-Salt: ") - 1); - b->last = ngx_copy(b->last, s->salt.data, s->salt.len); - - s->passwd.data = NULL; - } - - b->last = ngx_cpymem(b->last, "Auth-Protocol: ", - sizeof("Auth-Protocol: ") - 1); - b->last = ngx_cpymem(b->last, cscf->protocol->name.data, - cscf->protocol->name.len); - *b->last++ = CR; *b->last++ = LF; - - b->last = ngx_sprintf(b->last, "Auth-Login-Attempt: %ui" CRLF, - s->login_attempt); - - b->last = ngx_cpymem(b->last, "Client-IP: ", sizeof("Client-IP: ") - 1); - b->last = ngx_copy(b->last, s->connection->addr_text.data, - s->connection->addr_text.len); - *b->last++ = CR; *b->last++ = LF; - - if (s->host.len) { - b->last = ngx_cpymem(b->last, "Client-Host: ", - sizeof("Client-Host: ") - 1); - b->last = ngx_copy(b->last, s->host.data, s->host.len); - *b->last++ = CR; *b->last++ = LF; - } - - if (s->auth_method == NGX_MAIL_AUTH_NONE) { - - /* HELO, MAIL FROM, and RCPT TO can't contain CRLF, no need to escape */ - - b->last = ngx_cpymem(b->last, "Auth-SMTP-Helo: ", - sizeof("Auth-SMTP-Helo: ") - 1); - b->last = ngx_copy(b->last, s->smtp_helo.data, s->smtp_helo.len); - *b->last++ = CR; *b->last++ = LF; - - b->last = ngx_cpymem(b->last, "Auth-SMTP-From: ", - sizeof("Auth-SMTP-From: ") - 1); - b->last = ngx_copy(b->last, s->smtp_from.data, s->smtp_from.len); - *b->last++ = CR; *b->last++ = LF; - - b->last = ngx_cpymem(b->last, "Auth-SMTP-To: ", - sizeof("Auth-SMTP-To: ") - 1); - b->last = ngx_copy(b->last, s->smtp_to.data, s->smtp_to.len); - *b->last++ = CR; *b->last++ = LF; - - } - -#if (NGX_MAIL_SSL) - - if (c->ssl) { - b->last = ngx_cpymem(b->last, "Auth-SSL: on" CRLF, - sizeof("Auth-SSL: on" CRLF) - 1); - - if (verify.len) { - b->last = ngx_cpymem(b->last, "Auth-SSL-Verify: ", - sizeof("Auth-SSL-Verify: ") - 1); - b->last = ngx_copy(b->last, verify.data, verify.len); - *b->last++ = CR; *b->last++ = LF; - } - - if (subject.len) { - b->last = ngx_cpymem(b->last, "Auth-SSL-Subject: ", - sizeof("Auth-SSL-Subject: ") - 1); - b->last = ngx_copy(b->last, subject.data, subject.len); - *b->last++ = CR; *b->last++ = LF; - } - - if (issuer.len) { - b->last = ngx_cpymem(b->last, "Auth-SSL-Issuer: ", - sizeof("Auth-SSL-Issuer: ") - 1); - b->last = ngx_copy(b->last, issuer.data, issuer.len); - *b->last++ = CR; *b->last++ = LF; - } - - if (serial.len) { - b->last = ngx_cpymem(b->last, "Auth-SSL-Serial: ", - sizeof("Auth-SSL-Serial: ") - 1); - b->last = ngx_copy(b->last, serial.data, serial.len); - *b->last++ = CR; *b->last++ = LF; - } - - if (fingerprint.len) { - b->last = ngx_cpymem(b->last, "Auth-SSL-Fingerprint: ", - sizeof("Auth-SSL-Fingerprint: ") - 1); - b->last = ngx_copy(b->last, fingerprint.data, fingerprint.len); - *b->last++ = CR; *b->last++ = LF; - } - - if (cert.len) { - b->last = ngx_cpymem(b->last, "Auth-SSL-Cert: ", - sizeof("Auth-SSL-Cert: ") - 1); - b->last = ngx_copy(b->last, cert.data, cert.len); - *b->last++ = CR; *b->last++ = LF; - } - } - -#endif - - if (ahcf->header.len) { - b->last = ngx_copy(b->last, ahcf->header.data, ahcf->header.len); - } - - /* add "\r\n" at the header end */ - *b->last++ = CR; *b->last++ = LF; - -#if (NGX_DEBUG_MAIL_PASSWD) - ngx_log_debug2(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "mail auth http header:%N\"%*s\"", - (size_t) (b->last - b->pos), b->pos); -#endif - - return b; -} - - -static ngx_int_t -ngx_mail_auth_http_escape(ngx_pool_t *pool, ngx_str_t *text, ngx_str_t *escaped) -{ - u_char *p; - uintptr_t n; - - n = ngx_escape_uri(NULL, text->data, text->len, NGX_ESCAPE_MAIL_AUTH); - - if (n == 0) { - *escaped = *text; - return NGX_OK; - } - - escaped->len = text->len + n * 2; - - p = ngx_pnalloc(pool, escaped->len); - if (p == NULL) { - return NGX_ERROR; - } - - (void) ngx_escape_uri(p, text->data, text->len, NGX_ESCAPE_MAIL_AUTH); - - escaped->data = p; - - return NGX_OK; -} - - -static void * -ngx_mail_auth_http_create_conf(ngx_conf_t *cf) -{ - ngx_mail_auth_http_conf_t *ahcf; - - ahcf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_auth_http_conf_t)); - if (ahcf == NULL) { - return NULL; - } - - ahcf->timeout = NGX_CONF_UNSET_MSEC; - ahcf->pass_client_cert = NGX_CONF_UNSET; - - ahcf->file = cf->conf_file->file.name.data; - ahcf->line = cf->conf_file->line; - - return ahcf; -} - - -static char * -ngx_mail_auth_http_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_mail_auth_http_conf_t *prev = parent; - ngx_mail_auth_http_conf_t *conf = child; - - u_char *p; - size_t len; - ngx_uint_t i; - ngx_table_elt_t *header; - - if (conf->peer == NULL) { - conf->peer = prev->peer; - conf->host_header = prev->host_header; - conf->uri = prev->uri; - - if (conf->peer == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"auth_http\" is defined for server in %s:%ui", - conf->file, conf->line); - - return NGX_CONF_ERROR; - } - } - - ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 60000); - - ngx_conf_merge_value(conf->pass_client_cert, prev->pass_client_cert, 0); - - if (conf->headers == NULL) { - conf->headers = prev->headers; - conf->header = prev->header; - } - - if (conf->headers && conf->header.len == 0) { - len = 0; - header = conf->headers->elts; - for (i = 0; i < conf->headers->nelts; i++) { - len += header[i].key.len + 2 + header[i].value.len + 2; - } - - p = ngx_pnalloc(cf->pool, len); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->header.len = len; - conf->header.data = p; - - for (i = 0; i < conf->headers->nelts; i++) { - p = ngx_cpymem(p, header[i].key.data, header[i].key.len); - *p++ = ':'; *p++ = ' '; - p = ngx_cpymem(p, header[i].value.data, header[i].value.len); - *p++ = CR; *p++ = LF; - } - } - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_auth_http(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_auth_http_conf_t *ahcf = conf; - - ngx_str_t *value; - ngx_url_t u; - - value = cf->args->elts; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.default_port = 80; - u.uri_part = 1; - - if (ngx_strncmp(u.url.data, "http://", 7) == 0) { - u.url.len -= 7; - u.url.data += 7; - } - - if (ngx_parse_url(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in auth_http \"%V\"", u.err, &u.url); - } - - return NGX_CONF_ERROR; - } - - ahcf->peer = u.addrs; - - if (u.family != AF_UNIX) { - ahcf->host_header = u.host; - - } else { - ngx_str_set(&ahcf->host_header, "localhost"); - } - - ahcf->uri = u.uri; - - if (ahcf->uri.len == 0) { - ngx_str_set(&ahcf->uri, "/"); - } - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_auth_http_header(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_auth_http_conf_t *ahcf = conf; - - ngx_str_t *value; - ngx_table_elt_t *header; - - if (ahcf->headers == NULL) { - ahcf->headers = ngx_array_create(cf->pool, 1, sizeof(ngx_table_elt_t)); - if (ahcf->headers == NULL) { - return NGX_CONF_ERROR; - } - } - - header = ngx_array_push(ahcf->headers); - if (header == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - header->key = value[1]; - header->value = value[2]; - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_core_module.c b/src/nginx-1.18.0/src/mail/ngx_mail_core_module.c deleted file mode 100644 index e16d702..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_core_module.c +++ /dev/null @@ -1,678 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -static void *ngx_mail_core_create_main_conf(ngx_conf_t *cf); -static void *ngx_mail_core_create_srv_conf(ngx_conf_t *cf); -static char *ngx_mail_core_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_mail_core_server(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_mail_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_mail_core_protocol(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_mail_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_mail_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_mail_core_commands[] = { - - { ngx_string("server"), - NGX_MAIL_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, - ngx_mail_core_server, - 0, - 0, - NULL }, - - { ngx_string("listen"), - NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_mail_core_listen, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("protocol"), - NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_mail_core_protocol, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("timeout"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_core_srv_conf_t, timeout), - NULL }, - - { ngx_string("server_name"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_core_srv_conf_t, server_name), - NULL }, - - { ngx_string("error_log"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_mail_core_error_log, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("resolver"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_mail_core_resolver, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("resolver_timeout"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_core_srv_conf_t, resolver_timeout), - NULL }, - - ngx_null_command -}; - - -static ngx_mail_module_t ngx_mail_core_module_ctx = { - NULL, /* protocol */ - - ngx_mail_core_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_mail_core_create_srv_conf, /* create server configuration */ - ngx_mail_core_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_mail_core_module = { - NGX_MODULE_V1, - &ngx_mail_core_module_ctx, /* module context */ - ngx_mail_core_commands, /* module directives */ - NGX_MAIL_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static void * -ngx_mail_core_create_main_conf(ngx_conf_t *cf) -{ - ngx_mail_core_main_conf_t *cmcf; - - cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_core_main_conf_t)); - if (cmcf == NULL) { - return NULL; - } - - if (ngx_array_init(&cmcf->servers, cf->pool, 4, - sizeof(ngx_mail_core_srv_conf_t *)) - != NGX_OK) - { - return NULL; - } - - if (ngx_array_init(&cmcf->listen, cf->pool, 4, sizeof(ngx_mail_listen_t)) - != NGX_OK) - { - return NULL; - } - - return cmcf; -} - - -static void * -ngx_mail_core_create_srv_conf(ngx_conf_t *cf) -{ - ngx_mail_core_srv_conf_t *cscf; - - cscf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_core_srv_conf_t)); - if (cscf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * cscf->protocol = NULL; - * cscf->error_log = NULL; - */ - - cscf->timeout = NGX_CONF_UNSET_MSEC; - cscf->resolver_timeout = NGX_CONF_UNSET_MSEC; - - cscf->resolver = NGX_CONF_UNSET_PTR; - - cscf->file_name = cf->conf_file->file.name.data; - cscf->line = cf->conf_file->line; - - return cscf; -} - - -static char * -ngx_mail_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_mail_core_srv_conf_t *prev = parent; - ngx_mail_core_srv_conf_t *conf = child; - - ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 60000); - ngx_conf_merge_msec_value(conf->resolver_timeout, prev->resolver_timeout, - 30000); - - - ngx_conf_merge_str_value(conf->server_name, prev->server_name, ""); - - if (conf->server_name.len == 0) { - conf->server_name = cf->cycle->hostname; - } - - if (conf->protocol == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "unknown mail protocol for server in %s:%ui", - conf->file_name, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->error_log == NULL) { - if (prev->error_log) { - conf->error_log = prev->error_log; - } else { - conf->error_log = &cf->cycle->new_log; - } - } - - ngx_conf_merge_ptr_value(conf->resolver, prev->resolver, NULL); - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - void *mconf; - ngx_uint_t m; - ngx_conf_t pcf; - ngx_mail_module_t *module; - ngx_mail_conf_ctx_t *ctx, *mail_ctx; - ngx_mail_core_srv_conf_t *cscf, **cscfp; - ngx_mail_core_main_conf_t *cmcf; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_mail_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - mail_ctx = cf->ctx; - ctx->main_conf = mail_ctx->main_conf; - - /* the server{}'s srv_conf */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_mail_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_MAIL_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->create_srv_conf) { - mconf = module->create_srv_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[cf->cycle->modules[m]->ctx_index] = mconf; - } - } - - /* the server configuration context */ - - cscf = ctx->srv_conf[ngx_mail_core_module.ctx_index]; - cscf->ctx = ctx; - - cmcf = ctx->main_conf[ngx_mail_core_module.ctx_index]; - - cscfp = ngx_array_push(&cmcf->servers); - if (cscfp == NULL) { - return NGX_CONF_ERROR; - } - - *cscfp = cscf; - - - /* parse inside server{} */ - - pcf = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_MAIL_SRV_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = pcf; - - if (rv == NGX_CONF_OK && !cscf->listen) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"listen\" is defined for server in %s:%ui", - cscf->file_name, cscf->line); - return NGX_CONF_ERROR; - } - - return rv; -} - - -static char * -ngx_mail_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_core_srv_conf_t *cscf = conf; - - ngx_str_t *value, size; - ngx_url_t u; - ngx_uint_t i, n, m; - ngx_mail_listen_t *ls, *als; - ngx_mail_module_t *module; - ngx_mail_core_main_conf_t *cmcf; - - cscf->listen = 1; - - value = cf->args->elts; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.listen = 1; - - if (ngx_parse_url(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in \"%V\" of the \"listen\" directive", - u.err, &u.url); - } - - return NGX_CONF_ERROR; - } - - cmcf = ngx_mail_conf_get_module_main_conf(cf, ngx_mail_core_module); - - ls = ngx_array_push_n(&cmcf->listen, u.naddrs); - if (ls == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(ls, sizeof(ngx_mail_listen_t)); - - ls->backlog = NGX_LISTEN_BACKLOG; - ls->rcvbuf = -1; - ls->sndbuf = -1; - ls->ctx = cf->ctx; - -#if (NGX_HAVE_INET6) - ls->ipv6only = 1; -#endif - - if (cscf->protocol == NULL) { - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_MAIL_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->protocol == NULL) { - continue; - } - - for (i = 0; module->protocol->port[i]; i++) { - if (module->protocol->port[i] == u.port) { - cscf->protocol = module->protocol; - break; - } - } - } - } - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strcmp(value[i].data, "bind") == 0) { - ls->bind = 1; - continue; - } - - if (ngx_strncmp(value[i].data, "backlog=", 8) == 0) { - ls->backlog = ngx_atoi(value[i].data + 8, value[i].len - 8); - ls->bind = 1; - - if (ls->backlog == NGX_ERROR || ls->backlog == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid backlog \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "rcvbuf=", 7) == 0) { - size.len = value[i].len - 7; - size.data = value[i].data + 7; - - ls->rcvbuf = ngx_parse_size(&size); - ls->bind = 1; - - if (ls->rcvbuf == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid rcvbuf \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "sndbuf=", 7) == 0) { - size.len = value[i].len - 7; - size.data = value[i].data + 7; - - ls->sndbuf = ngx_parse_size(&size); - ls->bind = 1; - - if (ls->sndbuf == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid sndbuf \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "ipv6only=o", 10) == 0) { -#if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) - if (ngx_strcmp(&value[i].data[10], "n") == 0) { - ls->ipv6only = 1; - - } else if (ngx_strcmp(&value[i].data[10], "ff") == 0) { - ls->ipv6only = 0; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid ipv6only flags \"%s\"", - &value[i].data[9]); - return NGX_CONF_ERROR; - } - - ls->bind = 1; - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "bind ipv6only is not supported " - "on this platform"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strcmp(value[i].data, "ssl") == 0) { -#if (NGX_MAIL_SSL) - ngx_mail_ssl_conf_t *sslcf; - - sslcf = ngx_mail_conf_get_module_srv_conf(cf, ngx_mail_ssl_module); - - sslcf->listen = 1; - sslcf->file = cf->conf_file->file.name.data; - sslcf->line = cf->conf_file->line; - - ls->ssl = 1; - - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"ssl\" parameter requires " - "ngx_mail_ssl_module"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strncmp(value[i].data, "so_keepalive=", 13) == 0) { - - if (ngx_strcmp(&value[i].data[13], "on") == 0) { - ls->so_keepalive = 1; - - } else if (ngx_strcmp(&value[i].data[13], "off") == 0) { - ls->so_keepalive = 2; - - } else { - -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - u_char *p, *end; - ngx_str_t s; - - end = value[i].data + value[i].len; - s.data = value[i].data + 13; - - p = ngx_strlchr(s.data, end, ':'); - if (p == NULL) { - p = end; - } - - if (p > s.data) { - s.len = p - s.data; - - ls->tcp_keepidle = ngx_parse_time(&s, 1); - if (ls->tcp_keepidle == (time_t) NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - s.data = (p < end) ? (p + 1) : end; - - p = ngx_strlchr(s.data, end, ':'); - if (p == NULL) { - p = end; - } - - if (p > s.data) { - s.len = p - s.data; - - ls->tcp_keepintvl = ngx_parse_time(&s, 1); - if (ls->tcp_keepintvl == (time_t) NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - s.data = (p < end) ? (p + 1) : end; - - if (s.data < end) { - s.len = end - s.data; - - ls->tcp_keepcnt = ngx_atoi(s.data, s.len); - if (ls->tcp_keepcnt == NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - if (ls->tcp_keepidle == 0 && ls->tcp_keepintvl == 0 - && ls->tcp_keepcnt == 0) - { - goto invalid_so_keepalive; - } - - ls->so_keepalive = 1; - -#else - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"so_keepalive\" parameter accepts " - "only \"on\" or \"off\" on this platform"); - return NGX_CONF_ERROR; - -#endif - } - - ls->bind = 1; - - continue; - -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - invalid_so_keepalive: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid so_keepalive value: \"%s\"", - &value[i].data[13]); - return NGX_CONF_ERROR; -#endif - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the invalid \"%V\" parameter", &value[i]); - return NGX_CONF_ERROR; - } - - als = cmcf->listen.elts; - - for (n = 0; n < u.naddrs; n++) { - ls[n] = ls[0]; - - ls[n].sockaddr = u.addrs[n].sockaddr; - ls[n].socklen = u.addrs[n].socklen; - ls[n].addr_text = u.addrs[n].name; - ls[n].wildcard = ngx_inet_wildcard(ls[n].sockaddr); - - for (i = 0; i < cmcf->listen.nelts - u.naddrs + n; i++) { - - if (ngx_cmp_sockaddr(als[i].sockaddr, als[i].socklen, - ls[n].sockaddr, ls[n].socklen, 1) - != NGX_OK) - { - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate \"%V\" address and port pair", - &ls[n].addr_text); - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_core_protocol(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_core_srv_conf_t *cscf = conf; - - ngx_str_t *value; - ngx_uint_t m; - ngx_mail_module_t *module; - - value = cf->args->elts; - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_MAIL_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->protocol - && ngx_strcmp(module->protocol->name.data, value[1].data) == 0) - { - cscf->protocol = module->protocol; - - return NGX_CONF_OK; - } - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "unknown protocol \"%V\"", &value[1]); - return NGX_CONF_ERROR; -} - - -static char * -ngx_mail_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_core_srv_conf_t *cscf = conf; - - return ngx_log_set_log(cf, &cscf->error_log); -} - - -static char * -ngx_mail_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_core_srv_conf_t *cscf = conf; - - ngx_str_t *value; - - value = cf->args->elts; - - if (cscf->resolver != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - if (ngx_strcmp(value[1].data, "off") == 0) { - cscf->resolver = NULL; - return NGX_CONF_OK; - } - - cscf->resolver = ngx_resolver_create(cf, &value[1], cf->args->nelts - 1); - if (cscf->resolver == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -char * -ngx_mail_capabilities(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *p = conf; - - ngx_str_t *c, *value; - ngx_uint_t i; - ngx_array_t *a; - - a = (ngx_array_t *) (p + cmd->offset); - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - c = ngx_array_push(a); - if (c == NULL) { - return NGX_CONF_ERROR; - } - - *c = value[i]; - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_handler.c b/src/nginx-1.18.0/src/mail/ngx_mail_handler.c deleted file mode 100644 index 803a247..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_handler.c +++ /dev/null @@ -1,884 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -static void ngx_mail_init_session(ngx_connection_t *c); - -#if (NGX_MAIL_SSL) -static void ngx_mail_ssl_init_connection(ngx_ssl_t *ssl, ngx_connection_t *c); -static void ngx_mail_ssl_handshake_handler(ngx_connection_t *c); -static ngx_int_t ngx_mail_verify_cert(ngx_mail_session_t *s, - ngx_connection_t *c); -#endif - - -void -ngx_mail_init_connection(ngx_connection_t *c) -{ - size_t len; - ngx_uint_t i; - ngx_mail_port_t *port; - struct sockaddr *sa; - struct sockaddr_in *sin; - ngx_mail_log_ctx_t *ctx; - ngx_mail_in_addr_t *addr; - ngx_mail_session_t *s; - ngx_mail_addr_conf_t *addr_conf; - ngx_mail_core_srv_conf_t *cscf; - u_char text[NGX_SOCKADDR_STRLEN]; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; - ngx_mail_in6_addr_t *addr6; -#endif - - - /* find the server configuration for the address:port */ - - port = c->listening->servers; - - if (port->naddrs > 1) { - - /* - * There are several addresses on this port and one of them - * is the "*:port" wildcard so getsockname() is needed to determine - * the server address. - * - * AcceptEx() already gave this address. - */ - - if (ngx_connection_local_sockaddr(c, NULL, 0) != NGX_OK) { - ngx_mail_close_connection(c); - return; - } - - sa = c->local_sockaddr; - - switch (sa->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) sa; - - addr6 = port->addrs; - - /* the last address is "*" */ - - for (i = 0; i < port->naddrs - 1; i++) { - if (ngx_memcmp(&addr6[i].addr6, &sin6->sin6_addr, 16) == 0) { - break; - } - } - - addr_conf = &addr6[i].conf; - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) sa; - - addr = port->addrs; - - /* the last address is "*" */ - - for (i = 0; i < port->naddrs - 1; i++) { - if (addr[i].addr == sin->sin_addr.s_addr) { - break; - } - } - - addr_conf = &addr[i].conf; - - break; - } - - } else { - switch (c->local_sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - addr6 = port->addrs; - addr_conf = &addr6[0].conf; - break; -#endif - - default: /* AF_INET */ - addr = port->addrs; - addr_conf = &addr[0].conf; - break; - } - } - - s = ngx_pcalloc(c->pool, sizeof(ngx_mail_session_t)); - if (s == NULL) { - ngx_mail_close_connection(c); - return; - } - - s->signature = NGX_MAIL_MODULE; - - s->main_conf = addr_conf->ctx->main_conf; - s->srv_conf = addr_conf->ctx->srv_conf; - - s->addr_text = &addr_conf->addr_text; - - c->data = s; - s->connection = c; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - ngx_set_connection_log(c, cscf->error_log); - - len = ngx_sock_ntop(c->sockaddr, c->socklen, text, NGX_SOCKADDR_STRLEN, 1); - - ngx_log_error(NGX_LOG_INFO, c->log, 0, "*%uA client %*s connected to %V", - c->number, len, text, s->addr_text); - - ctx = ngx_palloc(c->pool, sizeof(ngx_mail_log_ctx_t)); - if (ctx == NULL) { - ngx_mail_close_connection(c); - return; - } - - ctx->client = &c->addr_text; - ctx->session = s; - - c->log->connection = c->number; - c->log->handler = ngx_mail_log_error; - c->log->data = ctx; - c->log->action = "sending client greeting line"; - - c->log_error = NGX_ERROR_INFO; - -#if (NGX_MAIL_SSL) - { - ngx_mail_ssl_conf_t *sslcf; - - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - if (sslcf->enable || addr_conf->ssl) { - c->log->action = "SSL handshaking"; - - ngx_mail_ssl_init_connection(&sslcf->ssl, c); - return; - } - - } -#endif - - ngx_mail_init_session(c); -} - - -#if (NGX_MAIL_SSL) - -void -ngx_mail_starttls_handler(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_ssl_conf_t *sslcf; - - c = rev->data; - s = c->data; - s->starttls = 1; - - c->log->action = "in starttls state"; - - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - ngx_mail_ssl_init_connection(&sslcf->ssl, c); -} - - -static void -ngx_mail_ssl_init_connection(ngx_ssl_t *ssl, ngx_connection_t *c) -{ - ngx_mail_session_t *s; - ngx_mail_core_srv_conf_t *cscf; - - if (ngx_ssl_create_connection(ssl, c, 0) != NGX_OK) { - ngx_mail_close_connection(c); - return; - } - - if (ngx_ssl_handshake(c) == NGX_AGAIN) { - - s = c->data; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - ngx_add_timer(c->read, cscf->timeout); - - c->ssl->handler = ngx_mail_ssl_handshake_handler; - - return; - } - - ngx_mail_ssl_handshake_handler(c); -} - - -static void -ngx_mail_ssl_handshake_handler(ngx_connection_t *c) -{ - ngx_mail_session_t *s; - ngx_mail_core_srv_conf_t *cscf; - - if (c->ssl->handshaked) { - - s = c->data; - - if (ngx_mail_verify_cert(s, c) != NGX_OK) { - return; - } - - if (s->starttls) { - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - c->read->handler = cscf->protocol->init_protocol; - c->write->handler = ngx_mail_send; - - cscf->protocol->init_protocol(c->read); - - return; - } - - c->read->ready = 0; - - ngx_mail_init_session(c); - return; - } - - ngx_mail_close_connection(c); -} - - -static ngx_int_t -ngx_mail_verify_cert(ngx_mail_session_t *s, ngx_connection_t *c) -{ - long rc; - X509 *cert; - ngx_mail_ssl_conf_t *sslcf; - ngx_mail_core_srv_conf_t *cscf; - - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - if (!sslcf->verify) { - return NGX_OK; - } - - rc = SSL_get_verify_result(c->ssl->connection); - - if (rc != X509_V_OK - && (sslcf->verify != 3 || !ngx_ssl_verify_error_optional(rc))) - { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client SSL certificate verify error: (%l:%s)", - rc, X509_verify_cert_error_string(rc)); - - ngx_ssl_remove_cached_session(c->ssl->session_ctx, - (SSL_get0_session(c->ssl->connection))); - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - s->out = cscf->protocol->cert_error; - s->quit = 1; - - c->write->handler = ngx_mail_send; - - ngx_mail_send(s->connection->write); - return NGX_ERROR; - } - - if (sslcf->verify == 1) { - cert = SSL_get_peer_certificate(c->ssl->connection); - - if (cert == NULL) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent no required SSL certificate"); - - ngx_ssl_remove_cached_session(c->ssl->session_ctx, - (SSL_get0_session(c->ssl->connection))); - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - s->out = cscf->protocol->no_cert; - s->quit = 1; - - c->write->handler = ngx_mail_send; - - ngx_mail_send(s->connection->write); - return NGX_ERROR; - } - - X509_free(cert); - } - - return NGX_OK; -} - -#endif - - -static void -ngx_mail_init_session(ngx_connection_t *c) -{ - ngx_mail_session_t *s; - ngx_mail_core_srv_conf_t *cscf; - - s = c->data; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - s->protocol = cscf->protocol->type; - - s->ctx = ngx_pcalloc(c->pool, sizeof(void *) * ngx_mail_max_module); - if (s->ctx == NULL) { - ngx_mail_session_internal_server_error(s); - return; - } - - c->write->handler = ngx_mail_send; - - cscf->protocol->init_session(s, c); -} - - -ngx_int_t -ngx_mail_salt(ngx_mail_session_t *s, ngx_connection_t *c, - ngx_mail_core_srv_conf_t *cscf) -{ - s->salt.data = ngx_pnalloc(c->pool, - sizeof(" <18446744073709551616.@>" CRLF) - 1 - + NGX_TIME_T_LEN - + cscf->server_name.len); - if (s->salt.data == NULL) { - return NGX_ERROR; - } - - s->salt.len = ngx_sprintf(s->salt.data, "<%ul.%T@%V>" CRLF, - ngx_random(), ngx_time(), &cscf->server_name) - - s->salt.data; - - return NGX_OK; -} - - -#if (NGX_MAIL_SSL) - -ngx_int_t -ngx_mail_starttls_only(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_mail_ssl_conf_t *sslcf; - - if (c->ssl) { - return 0; - } - - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { - return 1; - } - - return 0; -} - -#endif - - -ngx_int_t -ngx_mail_auth_plain(ngx_mail_session_t *s, ngx_connection_t *c, ngx_uint_t n) -{ - u_char *p, *last; - ngx_str_t *arg, plain; - - arg = s->args.elts; - -#if (NGX_DEBUG_MAIL_PASSWD) - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth plain: \"%V\"", &arg[n]); -#endif - - plain.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[n].len)); - if (plain.data == NULL) { - return NGX_ERROR; - } - - if (ngx_decode_base64(&plain, &arg[n]) != NGX_OK) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid base64 encoding in AUTH PLAIN command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - p = plain.data; - last = p + plain.len; - - while (p < last && *p++) { /* void */ } - - if (p == last) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid login in AUTH PLAIN command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - s->login.data = p; - - while (p < last && *p) { p++; } - - if (p == last) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid password in AUTH PLAIN command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - s->login.len = p++ - s->login.data; - - s->passwd.len = last - p; - s->passwd.data = p; - -#if (NGX_DEBUG_MAIL_PASSWD) - ngx_log_debug2(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth plain: \"%V\" \"%V\"", &s->login, &s->passwd); -#endif - - return NGX_DONE; -} - - -ngx_int_t -ngx_mail_auth_login_username(ngx_mail_session_t *s, ngx_connection_t *c, - ngx_uint_t n) -{ - ngx_str_t *arg; - - arg = s->args.elts; - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth login username: \"%V\"", &arg[n]); - - s->login.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[n].len)); - if (s->login.data == NULL) { - return NGX_ERROR; - } - - if (ngx_decode_base64(&s->login, &arg[n]) != NGX_OK) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid base64 encoding in AUTH LOGIN command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth login username: \"%V\"", &s->login); - - return NGX_OK; -} - - -ngx_int_t -ngx_mail_auth_login_password(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg; - - arg = s->args.elts; - -#if (NGX_DEBUG_MAIL_PASSWD) - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth login password: \"%V\"", &arg[0]); -#endif - - s->passwd.data = ngx_pnalloc(c->pool, - ngx_base64_decoded_length(arg[0].len)); - if (s->passwd.data == NULL) { - return NGX_ERROR; - } - - if (ngx_decode_base64(&s->passwd, &arg[0]) != NGX_OK) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid base64 encoding in AUTH LOGIN command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - -#if (NGX_DEBUG_MAIL_PASSWD) - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth login password: \"%V\"", &s->passwd); -#endif - - return NGX_DONE; -} - - -ngx_int_t -ngx_mail_auth_cram_md5_salt(ngx_mail_session_t *s, ngx_connection_t *c, - char *prefix, size_t len) -{ - u_char *p; - ngx_str_t salt; - ngx_uint_t n; - - p = ngx_pnalloc(c->pool, len + ngx_base64_encoded_length(s->salt.len) + 2); - if (p == NULL) { - return NGX_ERROR; - } - - salt.data = ngx_cpymem(p, prefix, len); - s->salt.len -= 2; - - ngx_encode_base64(&salt, &s->salt); - - s->salt.len += 2; - n = len + salt.len; - p[n++] = CR; p[n++] = LF; - - s->out.len = n; - s->out.data = p; - - return NGX_OK; -} - - -ngx_int_t -ngx_mail_auth_cram_md5(ngx_mail_session_t *s, ngx_connection_t *c) -{ - u_char *p, *last; - ngx_str_t *arg; - - arg = s->args.elts; - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth cram-md5: \"%V\"", &arg[0]); - - s->login.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[0].len)); - if (s->login.data == NULL) { - return NGX_ERROR; - } - - if (ngx_decode_base64(&s->login, &arg[0]) != NGX_OK) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid base64 encoding in AUTH CRAM-MD5 command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - p = s->login.data; - last = p + s->login.len; - - while (p < last) { - if (*p++ == ' ') { - s->login.len = p - s->login.data - 1; - s->passwd.len = last - p; - s->passwd.data = p; - break; - } - } - - if (s->passwd.len != 32) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid CRAM-MD5 hash in AUTH CRAM-MD5 command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - ngx_log_debug2(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth cram-md5: \"%V\" \"%V\"", &s->login, &s->passwd); - - s->auth_method = NGX_MAIL_AUTH_CRAM_MD5; - - return NGX_DONE; -} - - -ngx_int_t -ngx_mail_auth_external(ngx_mail_session_t *s, ngx_connection_t *c, - ngx_uint_t n) -{ - ngx_str_t *arg, external; - - arg = s->args.elts; - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth external: \"%V\"", &arg[n]); - - external.data = ngx_pnalloc(c->pool, ngx_base64_decoded_length(arg[n].len)); - if (external.data == NULL) { - return NGX_ERROR; - } - - if (ngx_decode_base64(&external, &arg[n]) != NGX_OK) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid base64 encoding in AUTH EXTERNAL command"); - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - s->login.len = external.len; - s->login.data = external.data; - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "mail auth external: \"%V\"", &s->login); - - s->auth_method = NGX_MAIL_AUTH_EXTERNAL; - - return NGX_DONE; -} - - -void -ngx_mail_send(ngx_event_t *wev) -{ - ngx_int_t n; - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_core_srv_conf_t *cscf; - - c = wev->data; - s = c->data; - - if (wev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_mail_close_connection(c); - return; - } - - if (s->out.len == 0) { - if (ngx_handle_write_event(c->write, 0) != NGX_OK) { - ngx_mail_close_connection(c); - } - - return; - } - - n = c->send(c, s->out.data, s->out.len); - - if (n > 0) { - s->out.data += n; - s->out.len -= n; - - if (s->out.len != 0) { - goto again; - } - - if (wev->timer_set) { - ngx_del_timer(wev); - } - - if (s->quit) { - ngx_mail_close_connection(c); - return; - } - - if (s->blocked) { - c->read->handler(c->read); - } - - return; - } - - if (n == NGX_ERROR) { - ngx_mail_close_connection(c); - return; - } - - /* n == NGX_AGAIN */ - -again: - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - ngx_add_timer(c->write, cscf->timeout); - - if (ngx_handle_write_event(c->write, 0) != NGX_OK) { - ngx_mail_close_connection(c); - return; - } -} - - -ngx_int_t -ngx_mail_read_command(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ssize_t n; - ngx_int_t rc; - ngx_str_t l; - ngx_mail_core_srv_conf_t *cscf; - - n = c->recv(c, s->buffer->last, s->buffer->end - s->buffer->last); - - if (n == NGX_ERROR || n == 0) { - ngx_mail_close_connection(c); - return NGX_ERROR; - } - - if (n > 0) { - s->buffer->last += n; - } - - if (n == NGX_AGAIN) { - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_mail_session_internal_server_error(s); - return NGX_ERROR; - } - - if (s->buffer->pos == s->buffer->last) { - return NGX_AGAIN; - } - } - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - rc = cscf->protocol->parse_command(s); - - if (rc == NGX_AGAIN) { - - if (s->buffer->last < s->buffer->end) { - return rc; - } - - l.len = s->buffer->last - s->buffer->start; - l.data = s->buffer->start; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent too long command \"%V\"", &l); - - s->quit = 1; - - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - if (rc == NGX_IMAP_NEXT || rc == NGX_MAIL_PARSE_INVALID_COMMAND) { - return rc; - } - - if (rc == NGX_ERROR) { - ngx_mail_close_connection(c); - return NGX_ERROR; - } - - return NGX_OK; -} - - -void -ngx_mail_auth(ngx_mail_session_t *s, ngx_connection_t *c) -{ - s->args.nelts = 0; - - if (s->buffer->pos == s->buffer->last) { - s->buffer->pos = s->buffer->start; - s->buffer->last = s->buffer->start; - } - - s->state = 0; - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - s->login_attempt++; - - ngx_mail_auth_http_init(s); -} - - -void -ngx_mail_session_internal_server_error(ngx_mail_session_t *s) -{ - ngx_mail_core_srv_conf_t *cscf; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - s->out = cscf->protocol->internal_server_error; - s->quit = 1; - - ngx_mail_send(s->connection->write); -} - - -void -ngx_mail_close_connection(ngx_connection_t *c) -{ - ngx_pool_t *pool; - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "close mail connection: %d", c->fd); - -#if (NGX_MAIL_SSL) - - if (c->ssl) { - if (ngx_ssl_shutdown(c) == NGX_AGAIN) { - c->ssl->handler = ngx_mail_close_connection; - return; - } - } - -#endif - -#if (NGX_STAT_STUB) - (void) ngx_atomic_fetch_add(ngx_stat_active, -1); -#endif - - c->destroyed = 1; - - pool = c->pool; - - ngx_close_connection(c); - - ngx_destroy_pool(pool); -} - - -u_char * -ngx_mail_log_error(ngx_log_t *log, u_char *buf, size_t len) -{ - u_char *p; - ngx_mail_session_t *s; - ngx_mail_log_ctx_t *ctx; - - if (log->action) { - p = ngx_snprintf(buf, len, " while %s", log->action); - len -= p - buf; - buf = p; - } - - ctx = log->data; - - p = ngx_snprintf(buf, len, ", client: %V", ctx->client); - len -= p - buf; - buf = p; - - s = ctx->session; - - if (s == NULL) { - return p; - } - - p = ngx_snprintf(buf, len, "%s, server: %V", - s->starttls ? " using starttls" : "", - s->addr_text); - len -= p - buf; - buf = p; - - if (s->login.len == 0) { - return p; - } - - p = ngx_snprintf(buf, len, ", login: \"%V\"", &s->login); - len -= p - buf; - buf = p; - - if (s->proxy == NULL) { - return p; - } - - p = ngx_snprintf(buf, len, ", upstream: %V", s->proxy->upstream.name); - - return p; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_imap_handler.c b/src/nginx-1.18.0/src/mail/ngx_mail_imap_handler.c deleted file mode 100644 index 3bf09ec..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_imap_handler.c +++ /dev/null @@ -1,472 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -static ngx_int_t ngx_mail_imap_login(ngx_mail_session_t *s, - ngx_connection_t *c); -static ngx_int_t ngx_mail_imap_authenticate(ngx_mail_session_t *s, - ngx_connection_t *c); -static ngx_int_t ngx_mail_imap_capability(ngx_mail_session_t *s, - ngx_connection_t *c); -static ngx_int_t ngx_mail_imap_starttls(ngx_mail_session_t *s, - ngx_connection_t *c); - - -static u_char imap_greeting[] = "* OK IMAP4 ready" CRLF; -static u_char imap_star[] = "* "; -static u_char imap_ok[] = "OK completed" CRLF; -static u_char imap_next[] = "+ OK" CRLF; -static u_char imap_plain_next[] = "+ " CRLF; -static u_char imap_username[] = "+ VXNlcm5hbWU6" CRLF; -static u_char imap_password[] = "+ UGFzc3dvcmQ6" CRLF; -static u_char imap_bye[] = "* BYE" CRLF; -static u_char imap_invalid_command[] = "BAD invalid command" CRLF; - - -void -ngx_mail_imap_init_session(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_mail_core_srv_conf_t *cscf; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - ngx_str_set(&s->out, imap_greeting); - - c->read->handler = ngx_mail_imap_init_protocol; - - ngx_add_timer(c->read, cscf->timeout); - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_mail_close_connection(c); - } - - ngx_mail_send(c->write); -} - - -void -ngx_mail_imap_init_protocol(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_imap_srv_conf_t *iscf; - - c = rev->data; - - c->log->action = "in auth state"; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_mail_close_connection(c); - return; - } - - s = c->data; - - if (s->buffer == NULL) { - if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) - == NGX_ERROR) - { - ngx_mail_session_internal_server_error(s); - return; - } - - iscf = ngx_mail_get_module_srv_conf(s, ngx_mail_imap_module); - - s->buffer = ngx_create_temp_buf(c->pool, iscf->client_buffer_size); - if (s->buffer == NULL) { - ngx_mail_session_internal_server_error(s); - return; - } - } - - s->mail_state = ngx_imap_start; - c->read->handler = ngx_mail_imap_auth_state; - - ngx_mail_imap_auth_state(rev); -} - - -void -ngx_mail_imap_auth_state(ngx_event_t *rev) -{ - u_char *p, *dst, *src, *end; - ngx_str_t *arg; - ngx_int_t rc; - ngx_uint_t tag, i; - ngx_connection_t *c; - ngx_mail_session_t *s; - - c = rev->data; - s = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "imap auth state"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_mail_close_connection(c); - return; - } - - if (s->out.len) { - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "imap send handler busy"); - s->blocked = 1; - return; - } - - s->blocked = 0; - - rc = ngx_mail_read_command(s, c); - - if (rc == NGX_AGAIN || rc == NGX_ERROR) { - return; - } - - tag = 1; - s->text.len = 0; - ngx_str_set(&s->out, imap_ok); - - if (rc == NGX_OK) { - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, "imap auth command: %i", - s->command); - - if (s->backslash) { - - arg = s->args.elts; - - for (i = 0; i < s->args.nelts; i++) { - dst = arg[i].data; - end = dst + arg[i].len; - - for (src = dst; src < end; dst++) { - *dst = *src; - if (*src++ == '\\') { - *dst = *src++; - } - } - - arg[i].len = dst - arg[i].data; - } - - s->backslash = 0; - } - - switch (s->mail_state) { - - case ngx_imap_start: - - switch (s->command) { - - case NGX_IMAP_LOGIN: - rc = ngx_mail_imap_login(s, c); - break; - - case NGX_IMAP_AUTHENTICATE: - rc = ngx_mail_imap_authenticate(s, c); - tag = (rc != NGX_OK); - break; - - case NGX_IMAP_CAPABILITY: - rc = ngx_mail_imap_capability(s, c); - break; - - case NGX_IMAP_LOGOUT: - s->quit = 1; - ngx_str_set(&s->text, imap_bye); - break; - - case NGX_IMAP_NOOP: - break; - - case NGX_IMAP_STARTTLS: - rc = ngx_mail_imap_starttls(s, c); - break; - - default: - rc = NGX_MAIL_PARSE_INVALID_COMMAND; - break; - } - - break; - - case ngx_imap_auth_login_username: - rc = ngx_mail_auth_login_username(s, c, 0); - - tag = 0; - ngx_str_set(&s->out, imap_password); - s->mail_state = ngx_imap_auth_login_password; - - break; - - case ngx_imap_auth_login_password: - rc = ngx_mail_auth_login_password(s, c); - break; - - case ngx_imap_auth_plain: - rc = ngx_mail_auth_plain(s, c, 0); - break; - - case ngx_imap_auth_cram_md5: - rc = ngx_mail_auth_cram_md5(s, c); - break; - - case ngx_imap_auth_external: - rc = ngx_mail_auth_external(s, c, 0); - break; - } - - } else if (rc == NGX_IMAP_NEXT) { - tag = 0; - ngx_str_set(&s->out, imap_next); - } - - switch (rc) { - - case NGX_DONE: - ngx_mail_auth(s, c); - return; - - case NGX_ERROR: - ngx_mail_session_internal_server_error(s); - return; - - case NGX_MAIL_PARSE_INVALID_COMMAND: - s->state = 0; - ngx_str_set(&s->out, imap_invalid_command); - s->mail_state = ngx_imap_start; - break; - } - - if (tag) { - if (s->tag.len == 0) { - ngx_str_set(&s->tag, imap_star); - } - - if (s->tagged_line.len < s->tag.len + s->text.len + s->out.len) { - s->tagged_line.len = s->tag.len + s->text.len + s->out.len; - s->tagged_line.data = ngx_pnalloc(c->pool, s->tagged_line.len); - if (s->tagged_line.data == NULL) { - ngx_mail_close_connection(c); - return; - } - } - - p = s->tagged_line.data; - - if (s->text.len) { - p = ngx_cpymem(p, s->text.data, s->text.len); - } - - p = ngx_cpymem(p, s->tag.data, s->tag.len); - ngx_memcpy(p, s->out.data, s->out.len); - - s->out.len = s->text.len + s->tag.len + s->out.len; - s->out.data = s->tagged_line.data; - } - - if (rc != NGX_IMAP_NEXT) { - s->args.nelts = 0; - - if (s->state) { - /* preserve tag */ - s->arg_start = s->buffer->start + s->tag.len; - s->buffer->pos = s->arg_start; - s->buffer->last = s->arg_start; - - } else { - s->buffer->pos = s->buffer->start; - s->buffer->last = s->buffer->start; - s->tag.len = 0; - } - } - - ngx_mail_send(c->write); -} - - -static ngx_int_t -ngx_mail_imap_login(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg; - -#if (NGX_MAIL_SSL) - if (ngx_mail_starttls_only(s, c)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } -#endif - - arg = s->args.elts; - - if (s->args.nelts != 2 || arg[0].len == 0) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - s->login.len = arg[0].len; - s->login.data = ngx_pnalloc(c->pool, s->login.len); - if (s->login.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->login.data, arg[0].data, s->login.len); - - s->passwd.len = arg[1].len; - s->passwd.data = ngx_pnalloc(c->pool, s->passwd.len); - if (s->passwd.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->passwd.data, arg[1].data, s->passwd.len); - -#if (NGX_DEBUG_MAIL_PASSWD) - ngx_log_debug2(NGX_LOG_DEBUG_MAIL, c->log, 0, - "imap login:\"%V\" passwd:\"%V\"", - &s->login, &s->passwd); -#else - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "imap login:\"%V\"", &s->login); -#endif - - return NGX_DONE; -} - - -static ngx_int_t -ngx_mail_imap_authenticate(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_int_t rc; - ngx_mail_core_srv_conf_t *cscf; - ngx_mail_imap_srv_conf_t *iscf; - -#if (NGX_MAIL_SSL) - if (ngx_mail_starttls_only(s, c)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } -#endif - - iscf = ngx_mail_get_module_srv_conf(s, ngx_mail_imap_module); - - rc = ngx_mail_auth_parse(s, c); - - switch (rc) { - - case NGX_MAIL_AUTH_LOGIN: - - ngx_str_set(&s->out, imap_username); - s->mail_state = ngx_imap_auth_login_username; - - return NGX_OK; - - case NGX_MAIL_AUTH_LOGIN_USERNAME: - - ngx_str_set(&s->out, imap_password); - s->mail_state = ngx_imap_auth_login_password; - - return ngx_mail_auth_login_username(s, c, 1); - - case NGX_MAIL_AUTH_PLAIN: - - ngx_str_set(&s->out, imap_plain_next); - s->mail_state = ngx_imap_auth_plain; - - return NGX_OK; - - case NGX_MAIL_AUTH_CRAM_MD5: - - if (!(iscf->auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - if (s->salt.data == NULL) { - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - if (ngx_mail_salt(s, c, cscf) != NGX_OK) { - return NGX_ERROR; - } - } - - if (ngx_mail_auth_cram_md5_salt(s, c, "+ ", 2) == NGX_OK) { - s->mail_state = ngx_imap_auth_cram_md5; - return NGX_OK; - } - - return NGX_ERROR; - - case NGX_MAIL_AUTH_EXTERNAL: - - if (!(iscf->auth_methods & NGX_MAIL_AUTH_EXTERNAL_ENABLED)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - ngx_str_set(&s->out, imap_username); - s->mail_state = ngx_imap_auth_external; - - return NGX_OK; - } - - return rc; -} - - -static ngx_int_t -ngx_mail_imap_capability(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_mail_imap_srv_conf_t *iscf; - - iscf = ngx_mail_get_module_srv_conf(s, ngx_mail_imap_module); - -#if (NGX_MAIL_SSL) - - if (c->ssl == NULL) { - ngx_mail_ssl_conf_t *sslcf; - - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - if (sslcf->starttls == NGX_MAIL_STARTTLS_ON) { - s->text = iscf->starttls_capability; - return NGX_OK; - } - - if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { - s->text = iscf->starttls_only_capability; - return NGX_OK; - } - } -#endif - - s->text = iscf->capability; - - return NGX_OK; -} - - -static ngx_int_t -ngx_mail_imap_starttls(ngx_mail_session_t *s, ngx_connection_t *c) -{ -#if (NGX_MAIL_SSL) - ngx_mail_ssl_conf_t *sslcf; - - if (c->ssl == NULL) { - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - if (sslcf->starttls) { - c->read->handler = ngx_mail_starttls_handler; - return NGX_OK; - } - } - -#endif - - return NGX_MAIL_PARSE_INVALID_COMMAND; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_imap_module.c b/src/nginx-1.18.0/src/mail/ngx_mail_imap_module.c deleted file mode 100644 index 1f187fd..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_imap_module.c +++ /dev/null @@ -1,257 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -static void *ngx_mail_imap_create_srv_conf(ngx_conf_t *cf); -static char *ngx_mail_imap_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); - - -static ngx_str_t ngx_mail_imap_default_capabilities[] = { - ngx_string("IMAP4"), - ngx_string("IMAP4rev1"), - ngx_string("UIDPLUS"), - ngx_null_string -}; - - -static ngx_conf_bitmask_t ngx_mail_imap_auth_methods[] = { - { ngx_string("plain"), NGX_MAIL_AUTH_PLAIN_ENABLED }, - { ngx_string("login"), NGX_MAIL_AUTH_LOGIN_ENABLED }, - { ngx_string("cram-md5"), NGX_MAIL_AUTH_CRAM_MD5_ENABLED }, - { ngx_string("external"), NGX_MAIL_AUTH_EXTERNAL_ENABLED }, - { ngx_null_string, 0 } -}; - - -static ngx_str_t ngx_mail_imap_auth_methods_names[] = { - ngx_string("AUTH=PLAIN"), - ngx_string("AUTH=LOGIN"), - ngx_null_string, /* APOP */ - ngx_string("AUTH=CRAM-MD5"), - ngx_string("AUTH=EXTERNAL"), - ngx_null_string /* NONE */ -}; - - -static ngx_mail_protocol_t ngx_mail_imap_protocol = { - ngx_string("imap"), - { 143, 993, 0, 0 }, - NGX_MAIL_IMAP_PROTOCOL, - - ngx_mail_imap_init_session, - ngx_mail_imap_init_protocol, - ngx_mail_imap_parse_command, - ngx_mail_imap_auth_state, - - ngx_string("* BAD internal server error" CRLF), - ngx_string("* BYE SSL certificate error" CRLF), - ngx_string("* BYE No required SSL certificate" CRLF) -}; - - -static ngx_command_t ngx_mail_imap_commands[] = { - - { ngx_string("imap_client_buffer"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_imap_srv_conf_t, client_buffer_size), - NULL }, - - { ngx_string("imap_capabilities"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_mail_capabilities, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_imap_srv_conf_t, capabilities), - NULL }, - - { ngx_string("imap_auth"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_imap_srv_conf_t, auth_methods), - &ngx_mail_imap_auth_methods }, - - ngx_null_command -}; - - -static ngx_mail_module_t ngx_mail_imap_module_ctx = { - &ngx_mail_imap_protocol, /* protocol */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_mail_imap_create_srv_conf, /* create server configuration */ - ngx_mail_imap_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_mail_imap_module = { - NGX_MODULE_V1, - &ngx_mail_imap_module_ctx, /* module context */ - ngx_mail_imap_commands, /* module directives */ - NGX_MAIL_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static void * -ngx_mail_imap_create_srv_conf(ngx_conf_t *cf) -{ - ngx_mail_imap_srv_conf_t *iscf; - - iscf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_imap_srv_conf_t)); - if (iscf == NULL) { - return NULL; - } - - iscf->client_buffer_size = NGX_CONF_UNSET_SIZE; - - if (ngx_array_init(&iscf->capabilities, cf->pool, 4, sizeof(ngx_str_t)) - != NGX_OK) - { - return NULL; - } - - return iscf; -} - - -static char * -ngx_mail_imap_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_mail_imap_srv_conf_t *prev = parent; - ngx_mail_imap_srv_conf_t *conf = child; - - u_char *p, *auth; - size_t size; - ngx_str_t *c, *d; - ngx_uint_t i, m; - - ngx_conf_merge_size_value(conf->client_buffer_size, - prev->client_buffer_size, - (size_t) ngx_pagesize); - - ngx_conf_merge_bitmask_value(conf->auth_methods, - prev->auth_methods, - (NGX_CONF_BITMASK_SET - |NGX_MAIL_AUTH_PLAIN_ENABLED)); - - - if (conf->capabilities.nelts == 0) { - conf->capabilities = prev->capabilities; - } - - if (conf->capabilities.nelts == 0) { - - for (d = ngx_mail_imap_default_capabilities; d->len; d++) { - c = ngx_array_push(&conf->capabilities); - if (c == NULL) { - return NGX_CONF_ERROR; - } - - *c = *d; - } - } - - size = sizeof("* CAPABILITY" CRLF) - 1; - - c = conf->capabilities.elts; - for (i = 0; i < conf->capabilities.nelts; i++) { - size += 1 + c[i].len; - } - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (m & conf->auth_methods) { - size += 1 + ngx_mail_imap_auth_methods_names[i].len; - } - } - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->capability.len = size; - conf->capability.data = p; - - p = ngx_cpymem(p, "* CAPABILITY", sizeof("* CAPABILITY") - 1); - - for (i = 0; i < conf->capabilities.nelts; i++) { - *p++ = ' '; - p = ngx_cpymem(p, c[i].data, c[i].len); - } - - auth = p; - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (m & conf->auth_methods) { - *p++ = ' '; - p = ngx_cpymem(p, ngx_mail_imap_auth_methods_names[i].data, - ngx_mail_imap_auth_methods_names[i].len); - } - } - - *p++ = CR; *p = LF; - - - size += sizeof(" STARTTLS") - 1; - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->starttls_capability.len = size; - conf->starttls_capability.data = p; - - p = ngx_cpymem(p, conf->capability.data, - conf->capability.len - (sizeof(CRLF) - 1)); - p = ngx_cpymem(p, " STARTTLS", sizeof(" STARTTLS") - 1); - *p++ = CR; *p = LF; - - - size = (auth - conf->capability.data) + sizeof(CRLF) - 1 - + sizeof(" STARTTLS LOGINDISABLED") - 1; - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->starttls_only_capability.len = size; - conf->starttls_only_capability.data = p; - - p = ngx_cpymem(p, conf->capability.data, - auth - conf->capability.data); - p = ngx_cpymem(p, " STARTTLS LOGINDISABLED", - sizeof(" STARTTLS LOGINDISABLED") - 1); - *p++ = CR; *p = LF; - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_imap_module.h b/src/nginx-1.18.0/src/mail/ngx_mail_imap_module.h deleted file mode 100644 index 131b445..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_imap_module.h +++ /dev/null @@ -1,39 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_MAIL_IMAP_MODULE_H_INCLUDED_ -#define _NGX_MAIL_IMAP_MODULE_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct { - size_t client_buffer_size; - - ngx_str_t capability; - ngx_str_t starttls_capability; - ngx_str_t starttls_only_capability; - - ngx_uint_t auth_methods; - - ngx_array_t capabilities; -} ngx_mail_imap_srv_conf_t; - - -void ngx_mail_imap_init_session(ngx_mail_session_t *s, ngx_connection_t *c); -void ngx_mail_imap_init_protocol(ngx_event_t *rev); -void ngx_mail_imap_auth_state(ngx_event_t *rev); -ngx_int_t ngx_mail_imap_parse_command(ngx_mail_session_t *s); - - -extern ngx_module_t ngx_mail_imap_module; - - -#endif /* _NGX_MAIL_IMAP_MODULE_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_parse.c b/src/nginx-1.18.0/src/mail/ngx_mail_parse.c deleted file mode 100644 index 2c2cdff..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_parse.c +++ /dev/null @@ -1,932 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include -#include -#include - - -ngx_int_t -ngx_mail_pop3_parse_command(ngx_mail_session_t *s) -{ - u_char ch, *p, *c, c0, c1, c2, c3; - ngx_str_t *arg; - enum { - sw_start = 0, - sw_spaces_before_argument, - sw_argument, - sw_almost_done - } state; - - state = s->state; - - for (p = s->buffer->pos; p < s->buffer->last; p++) { - ch = *p; - - switch (state) { - - /* POP3 command */ - case sw_start: - if (ch == ' ' || ch == CR || ch == LF) { - c = s->buffer->start; - - if (p - c == 4) { - - c0 = ngx_toupper(c[0]); - c1 = ngx_toupper(c[1]); - c2 = ngx_toupper(c[2]); - c3 = ngx_toupper(c[3]); - - if (c0 == 'U' && c1 == 'S' && c2 == 'E' && c3 == 'R') - { - s->command = NGX_POP3_USER; - - } else if (c0 == 'P' && c1 == 'A' && c2 == 'S' && c3 == 'S') - { - s->command = NGX_POP3_PASS; - - } else if (c0 == 'A' && c1 == 'P' && c2 == 'O' && c3 == 'P') - { - s->command = NGX_POP3_APOP; - - } else if (c0 == 'Q' && c1 == 'U' && c2 == 'I' && c3 == 'T') - { - s->command = NGX_POP3_QUIT; - - } else if (c0 == 'C' && c1 == 'A' && c2 == 'P' && c3 == 'A') - { - s->command = NGX_POP3_CAPA; - - } else if (c0 == 'A' && c1 == 'U' && c2 == 'T' && c3 == 'H') - { - s->command = NGX_POP3_AUTH; - - } else if (c0 == 'N' && c1 == 'O' && c2 == 'O' && c3 == 'P') - { - s->command = NGX_POP3_NOOP; -#if (NGX_MAIL_SSL) - } else if (c0 == 'S' && c1 == 'T' && c2 == 'L' && c3 == 'S') - { - s->command = NGX_POP3_STLS; -#endif - } else { - goto invalid; - } - - } else { - goto invalid; - } - - switch (ch) { - case ' ': - state = sw_spaces_before_argument; - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - } - break; - } - - if ((ch < 'A' || ch > 'Z') && (ch < 'a' || ch > 'z')) { - goto invalid; - } - - break; - - case sw_spaces_before_argument: - switch (ch) { - case ' ': - break; - case CR: - state = sw_almost_done; - s->arg_end = p; - break; - case LF: - s->arg_end = p; - goto done; - default: - if (s->args.nelts <= 2) { - state = sw_argument; - s->arg_start = p; - break; - } - goto invalid; - } - break; - - case sw_argument: - switch (ch) { - - case ' ': - - /* - * the space should be considered as part of the at username - * or password, but not of argument in other commands - */ - - if (s->command == NGX_POP3_USER - || s->command == NGX_POP3_PASS) - { - break; - } - - /* fall through */ - - case CR: - case LF: - arg = ngx_array_push(&s->args); - if (arg == NULL) { - return NGX_ERROR; - } - arg->len = p - s->arg_start; - arg->data = s->arg_start; - s->arg_start = NULL; - - switch (ch) { - case ' ': - state = sw_spaces_before_argument; - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - } - break; - - default: - break; - } - break; - - case sw_almost_done: - switch (ch) { - case LF: - goto done; - default: - goto invalid; - } - } - } - - s->buffer->pos = p; - s->state = state; - - return NGX_AGAIN; - -done: - - s->buffer->pos = p + 1; - - if (s->arg_start) { - arg = ngx_array_push(&s->args); - if (arg == NULL) { - return NGX_ERROR; - } - arg->len = s->arg_end - s->arg_start; - arg->data = s->arg_start; - s->arg_start = NULL; - } - - s->state = (s->command != NGX_POP3_AUTH) ? sw_start : sw_argument; - - return NGX_OK; - -invalid: - - s->state = sw_start; - s->arg_start = NULL; - - return NGX_MAIL_PARSE_INVALID_COMMAND; -} - - -ngx_int_t -ngx_mail_imap_parse_command(ngx_mail_session_t *s) -{ - u_char ch, *p, *c; - ngx_str_t *arg; - enum { - sw_start = 0, - sw_spaces_before_command, - sw_command, - sw_spaces_before_argument, - sw_argument, - sw_backslash, - sw_literal, - sw_no_sync_literal_argument, - sw_start_literal_argument, - sw_literal_argument, - sw_end_literal_argument, - sw_almost_done - } state; - - state = s->state; - - for (p = s->buffer->pos; p < s->buffer->last; p++) { - ch = *p; - - switch (state) { - - /* IMAP tag */ - case sw_start: - switch (ch) { - case ' ': - s->tag.len = p - s->buffer->start + 1; - s->tag.data = s->buffer->start; - state = sw_spaces_before_command; - break; - case CR: - s->state = sw_start; - return NGX_MAIL_PARSE_INVALID_COMMAND; - case LF: - s->state = sw_start; - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - break; - - case sw_spaces_before_command: - switch (ch) { - case ' ': - break; - case CR: - s->state = sw_start; - return NGX_MAIL_PARSE_INVALID_COMMAND; - case LF: - s->state = sw_start; - return NGX_MAIL_PARSE_INVALID_COMMAND; - default: - s->cmd_start = p; - state = sw_command; - break; - } - break; - - case sw_command: - if (ch == ' ' || ch == CR || ch == LF) { - - c = s->cmd_start; - - switch (p - c) { - - case 4: - if ((c[0] == 'N' || c[0] == 'n') - && (c[1] == 'O'|| c[1] == 'o') - && (c[2] == 'O'|| c[2] == 'o') - && (c[3] == 'P'|| c[3] == 'p')) - { - s->command = NGX_IMAP_NOOP; - - } else { - goto invalid; - } - break; - - case 5: - if ((c[0] == 'L'|| c[0] == 'l') - && (c[1] == 'O'|| c[1] == 'o') - && (c[2] == 'G'|| c[2] == 'g') - && (c[3] == 'I'|| c[3] == 'i') - && (c[4] == 'N'|| c[4] == 'n')) - { - s->command = NGX_IMAP_LOGIN; - - } else { - goto invalid; - } - break; - - case 6: - if ((c[0] == 'L'|| c[0] == 'l') - && (c[1] == 'O'|| c[1] == 'o') - && (c[2] == 'G'|| c[2] == 'g') - && (c[3] == 'O'|| c[3] == 'o') - && (c[4] == 'U'|| c[4] == 'u') - && (c[5] == 'T'|| c[5] == 't')) - { - s->command = NGX_IMAP_LOGOUT; - - } else { - goto invalid; - } - break; - -#if (NGX_MAIL_SSL) - case 8: - if ((c[0] == 'S'|| c[0] == 's') - && (c[1] == 'T'|| c[1] == 't') - && (c[2] == 'A'|| c[2] == 'a') - && (c[3] == 'R'|| c[3] == 'r') - && (c[4] == 'T'|| c[4] == 't') - && (c[5] == 'T'|| c[5] == 't') - && (c[6] == 'L'|| c[6] == 'l') - && (c[7] == 'S'|| c[7] == 's')) - { - s->command = NGX_IMAP_STARTTLS; - - } else { - goto invalid; - } - break; -#endif - - case 10: - if ((c[0] == 'C'|| c[0] == 'c') - && (c[1] == 'A'|| c[1] == 'a') - && (c[2] == 'P'|| c[2] == 'p') - && (c[3] == 'A'|| c[3] == 'a') - && (c[4] == 'B'|| c[4] == 'b') - && (c[5] == 'I'|| c[5] == 'i') - && (c[6] == 'L'|| c[6] == 'l') - && (c[7] == 'I'|| c[7] == 'i') - && (c[8] == 'T'|| c[8] == 't') - && (c[9] == 'Y'|| c[9] == 'y')) - { - s->command = NGX_IMAP_CAPABILITY; - - } else { - goto invalid; - } - break; - - case 12: - if ((c[0] == 'A'|| c[0] == 'a') - && (c[1] == 'U'|| c[1] == 'u') - && (c[2] == 'T'|| c[2] == 't') - && (c[3] == 'H'|| c[3] == 'h') - && (c[4] == 'E'|| c[4] == 'e') - && (c[5] == 'N'|| c[5] == 'n') - && (c[6] == 'T'|| c[6] == 't') - && (c[7] == 'I'|| c[7] == 'i') - && (c[8] == 'C'|| c[8] == 'c') - && (c[9] == 'A'|| c[9] == 'a') - && (c[10] == 'T'|| c[10] == 't') - && (c[11] == 'E'|| c[11] == 'e')) - { - s->command = NGX_IMAP_AUTHENTICATE; - - } else { - goto invalid; - } - break; - - default: - goto invalid; - } - - switch (ch) { - case ' ': - state = sw_spaces_before_argument; - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - } - break; - } - - if ((ch < 'A' || ch > 'Z') && (ch < 'a' || ch > 'z')) { - goto invalid; - } - - break; - - case sw_spaces_before_argument: - switch (ch) { - case ' ': - break; - case CR: - state = sw_almost_done; - s->arg_end = p; - break; - case LF: - s->arg_end = p; - goto done; - case '"': - if (s->args.nelts <= 2) { - s->quoted = 1; - s->arg_start = p + 1; - state = sw_argument; - break; - } - goto invalid; - case '{': - if (s->args.nelts <= 2) { - state = sw_literal; - break; - } - goto invalid; - default: - if (s->args.nelts <= 2) { - s->arg_start = p; - state = sw_argument; - break; - } - goto invalid; - } - break; - - case sw_argument: - if (ch == ' ' && s->quoted) { - break; - } - - switch (ch) { - case '"': - if (!s->quoted) { - break; - } - s->quoted = 0; - /* fall through */ - case ' ': - case CR: - case LF: - arg = ngx_array_push(&s->args); - if (arg == NULL) { - return NGX_ERROR; - } - arg->len = p - s->arg_start; - arg->data = s->arg_start; - s->arg_start = NULL; - - switch (ch) { - case '"': - case ' ': - state = sw_spaces_before_argument; - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - } - break; - case '\\': - if (s->quoted) { - s->backslash = 1; - state = sw_backslash; - } - break; - } - break; - - case sw_backslash: - switch (ch) { - case CR: - case LF: - goto invalid; - default: - state = sw_argument; - } - break; - - case sw_literal: - if (ch >= '0' && ch <= '9') { - s->literal_len = s->literal_len * 10 + (ch - '0'); - break; - } - if (ch == '}') { - state = sw_start_literal_argument; - break; - } - if (ch == '+') { - state = sw_no_sync_literal_argument; - break; - } - goto invalid; - - case sw_no_sync_literal_argument: - if (ch == '}') { - s->no_sync_literal = 1; - state = sw_start_literal_argument; - break; - } - goto invalid; - - case sw_start_literal_argument: - switch (ch) { - case CR: - break; - case LF: - s->buffer->pos = p + 1; - s->arg_start = p + 1; - if (s->no_sync_literal == 0) { - s->state = sw_literal_argument; - return NGX_IMAP_NEXT; - } - state = sw_literal_argument; - s->no_sync_literal = 0; - break; - default: - goto invalid; - } - break; - - case sw_literal_argument: - if (s->literal_len && --s->literal_len) { - break; - } - - arg = ngx_array_push(&s->args); - if (arg == NULL) { - return NGX_ERROR; - } - arg->len = p + 1 - s->arg_start; - arg->data = s->arg_start; - s->arg_start = NULL; - state = sw_end_literal_argument; - - break; - - case sw_end_literal_argument: - switch (ch) { - case '{': - if (s->args.nelts <= 2) { - state = sw_literal; - break; - } - goto invalid; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - default: - state = sw_spaces_before_argument; - break; - } - break; - - case sw_almost_done: - switch (ch) { - case LF: - goto done; - default: - goto invalid; - } - } - } - - s->buffer->pos = p; - s->state = state; - - return NGX_AGAIN; - -done: - - s->buffer->pos = p + 1; - - if (s->arg_start) { - arg = ngx_array_push(&s->args); - if (arg == NULL) { - return NGX_ERROR; - } - arg->len = s->arg_end - s->arg_start; - arg->data = s->arg_start; - - s->arg_start = NULL; - s->cmd_start = NULL; - s->quoted = 0; - s->no_sync_literal = 0; - s->literal_len = 0; - } - - s->state = (s->command != NGX_IMAP_AUTHENTICATE) ? sw_start : sw_argument; - - return NGX_OK; - -invalid: - - s->state = sw_start; - s->quoted = 0; - s->no_sync_literal = 0; - s->literal_len = 0; - - return NGX_MAIL_PARSE_INVALID_COMMAND; -} - - -ngx_int_t -ngx_mail_smtp_parse_command(ngx_mail_session_t *s) -{ - u_char ch, *p, *c, c0, c1, c2, c3; - ngx_str_t *arg; - enum { - sw_start = 0, - sw_command, - sw_invalid, - sw_spaces_before_argument, - sw_argument, - sw_almost_done - } state; - - state = s->state; - - for (p = s->buffer->pos; p < s->buffer->last; p++) { - ch = *p; - - switch (state) { - - /* SMTP command */ - case sw_start: - s->cmd_start = p; - state = sw_command; - - /* fall through */ - - case sw_command: - if (ch == ' ' || ch == CR || ch == LF) { - c = s->cmd_start; - - if (p - c == 4) { - - c0 = ngx_toupper(c[0]); - c1 = ngx_toupper(c[1]); - c2 = ngx_toupper(c[2]); - c3 = ngx_toupper(c[3]); - - if (c0 == 'H' && c1 == 'E' && c2 == 'L' && c3 == 'O') - { - s->command = NGX_SMTP_HELO; - - } else if (c0 == 'E' && c1 == 'H' && c2 == 'L' && c3 == 'O') - { - s->command = NGX_SMTP_EHLO; - - } else if (c0 == 'Q' && c1 == 'U' && c2 == 'I' && c3 == 'T') - { - s->command = NGX_SMTP_QUIT; - - } else if (c0 == 'A' && c1 == 'U' && c2 == 'T' && c3 == 'H') - { - s->command = NGX_SMTP_AUTH; - - } else if (c0 == 'N' && c1 == 'O' && c2 == 'O' && c3 == 'P') - { - s->command = NGX_SMTP_NOOP; - - } else if (c0 == 'M' && c1 == 'A' && c2 == 'I' && c3 == 'L') - { - s->command = NGX_SMTP_MAIL; - - } else if (c0 == 'R' && c1 == 'S' && c2 == 'E' && c3 == 'T') - { - s->command = NGX_SMTP_RSET; - - } else if (c0 == 'R' && c1 == 'C' && c2 == 'P' && c3 == 'T') - { - s->command = NGX_SMTP_RCPT; - - } else if (c0 == 'V' && c1 == 'R' && c2 == 'F' && c3 == 'Y') - { - s->command = NGX_SMTP_VRFY; - - } else if (c0 == 'E' && c1 == 'X' && c2 == 'P' && c3 == 'N') - { - s->command = NGX_SMTP_EXPN; - - } else if (c0 == 'H' && c1 == 'E' && c2 == 'L' && c3 == 'P') - { - s->command = NGX_SMTP_HELP; - - } else { - goto invalid; - } -#if (NGX_MAIL_SSL) - } else if (p - c == 8) { - - if ((c[0] == 'S'|| c[0] == 's') - && (c[1] == 'T'|| c[1] == 't') - && (c[2] == 'A'|| c[2] == 'a') - && (c[3] == 'R'|| c[3] == 'r') - && (c[4] == 'T'|| c[4] == 't') - && (c[5] == 'T'|| c[5] == 't') - && (c[6] == 'L'|| c[6] == 'l') - && (c[7] == 'S'|| c[7] == 's')) - { - s->command = NGX_SMTP_STARTTLS; - - } else { - goto invalid; - } -#endif - } else { - goto invalid; - } - - s->cmd.data = s->cmd_start; - s->cmd.len = p - s->cmd_start; - - switch (ch) { - case ' ': - state = sw_spaces_before_argument; - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - } - break; - } - - if ((ch < 'A' || ch > 'Z') && (ch < 'a' || ch > 'z')) { - goto invalid; - } - - break; - - case sw_invalid: - goto invalid; - - case sw_spaces_before_argument: - switch (ch) { - case ' ': - break; - case CR: - state = sw_almost_done; - s->arg_end = p; - break; - case LF: - s->arg_end = p; - goto done; - default: - if (s->args.nelts <= 10) { - state = sw_argument; - s->arg_start = p; - break; - } - goto invalid; - } - break; - - case sw_argument: - switch (ch) { - case ' ': - case CR: - case LF: - arg = ngx_array_push(&s->args); - if (arg == NULL) { - return NGX_ERROR; - } - arg->len = p - s->arg_start; - arg->data = s->arg_start; - s->arg_start = NULL; - - switch (ch) { - case ' ': - state = sw_spaces_before_argument; - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - } - break; - - default: - break; - } - break; - - case sw_almost_done: - switch (ch) { - case LF: - goto done; - default: - goto invalid; - } - } - } - - s->buffer->pos = p; - s->state = state; - - return NGX_AGAIN; - -done: - - s->buffer->pos = p + 1; - - if (s->arg_start) { - arg = ngx_array_push(&s->args); - if (arg == NULL) { - return NGX_ERROR; - } - arg->len = s->arg_end - s->arg_start; - arg->data = s->arg_start; - s->arg_start = NULL; - } - - s->state = (s->command != NGX_SMTP_AUTH) ? sw_start : sw_argument; - - return NGX_OK; - -invalid: - - s->state = sw_invalid; - s->arg_start = NULL; - - /* skip invalid command till LF */ - - for (p = s->buffer->pos; p < s->buffer->last; p++) { - if (*p == LF) { - s->state = sw_start; - p++; - break; - } - } - - s->buffer->pos = p; - - return NGX_MAIL_PARSE_INVALID_COMMAND; -} - - -ngx_int_t -ngx_mail_auth_parse(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg; - -#if (NGX_MAIL_SSL) - if (ngx_mail_starttls_only(s, c)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } -#endif - - if (s->args.nelts == 0) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - arg = s->args.elts; - - if (arg[0].len == 5) { - - if (ngx_strncasecmp(arg[0].data, (u_char *) "LOGIN", 5) == 0) { - - if (s->args.nelts == 1) { - return NGX_MAIL_AUTH_LOGIN; - } - - if (s->args.nelts == 2) { - return NGX_MAIL_AUTH_LOGIN_USERNAME; - } - - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - if (ngx_strncasecmp(arg[0].data, (u_char *) "PLAIN", 5) == 0) { - - if (s->args.nelts == 1) { - return NGX_MAIL_AUTH_PLAIN; - } - - if (s->args.nelts == 2) { - return ngx_mail_auth_plain(s, c, 1); - } - } - - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - if (arg[0].len == 8) { - - if (ngx_strncasecmp(arg[0].data, (u_char *) "CRAM-MD5", 8) == 0) { - - if (s->args.nelts != 1) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - return NGX_MAIL_AUTH_CRAM_MD5; - } - - if (ngx_strncasecmp(arg[0].data, (u_char *) "EXTERNAL", 8) == 0) { - - if (s->args.nelts == 1) { - return NGX_MAIL_AUTH_EXTERNAL; - } - - if (s->args.nelts == 2) { - return ngx_mail_auth_external(s, c, 1); - } - } - - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - return NGX_MAIL_PARSE_INVALID_COMMAND; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_pop3_handler.c b/src/nginx-1.18.0/src/mail/ngx_mail_pop3_handler.c deleted file mode 100644 index 9310c27..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_pop3_handler.c +++ /dev/null @@ -1,515 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -static ngx_int_t ngx_mail_pop3_user(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_pop3_pass(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_pop3_capa(ngx_mail_session_t *s, ngx_connection_t *c, - ngx_int_t stls); -static ngx_int_t ngx_mail_pop3_stls(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_pop3_apop(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_pop3_auth(ngx_mail_session_t *s, ngx_connection_t *c); - - -static u_char pop3_greeting[] = "+OK POP3 ready" CRLF; -static u_char pop3_ok[] = "+OK" CRLF; -static u_char pop3_next[] = "+ " CRLF; -static u_char pop3_username[] = "+ VXNlcm5hbWU6" CRLF; -static u_char pop3_password[] = "+ UGFzc3dvcmQ6" CRLF; -static u_char pop3_invalid_command[] = "-ERR invalid command" CRLF; - - -void -ngx_mail_pop3_init_session(ngx_mail_session_t *s, ngx_connection_t *c) -{ - u_char *p; - ngx_mail_core_srv_conf_t *cscf; - ngx_mail_pop3_srv_conf_t *pscf; - - pscf = ngx_mail_get_module_srv_conf(s, ngx_mail_pop3_module); - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - if (pscf->auth_methods - & (NGX_MAIL_AUTH_APOP_ENABLED|NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) - { - if (ngx_mail_salt(s, c, cscf) != NGX_OK) { - ngx_mail_session_internal_server_error(s); - return; - } - - s->out.data = ngx_pnalloc(c->pool, sizeof(pop3_greeting) + s->salt.len); - if (s->out.data == NULL) { - ngx_mail_session_internal_server_error(s); - return; - } - - p = ngx_cpymem(s->out.data, pop3_greeting, sizeof(pop3_greeting) - 3); - *p++ = ' '; - p = ngx_cpymem(p, s->salt.data, s->salt.len); - - s->out.len = p - s->out.data; - - } else { - ngx_str_set(&s->out, pop3_greeting); - } - - c->read->handler = ngx_mail_pop3_init_protocol; - - ngx_add_timer(c->read, cscf->timeout); - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_mail_close_connection(c); - } - - ngx_mail_send(c->write); -} - - -void -ngx_mail_pop3_init_protocol(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - - c = rev->data; - - c->log->action = "in auth state"; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_mail_close_connection(c); - return; - } - - s = c->data; - - if (s->buffer == NULL) { - if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) - == NGX_ERROR) - { - ngx_mail_session_internal_server_error(s); - return; - } - - s->buffer = ngx_create_temp_buf(c->pool, 128); - if (s->buffer == NULL) { - ngx_mail_session_internal_server_error(s); - return; - } - } - - s->mail_state = ngx_pop3_start; - c->read->handler = ngx_mail_pop3_auth_state; - - ngx_mail_pop3_auth_state(rev); -} - - -void -ngx_mail_pop3_auth_state(ngx_event_t *rev) -{ - ngx_int_t rc; - ngx_connection_t *c; - ngx_mail_session_t *s; - - c = rev->data; - s = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "pop3 auth state"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_mail_close_connection(c); - return; - } - - if (s->out.len) { - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "pop3 send handler busy"); - s->blocked = 1; - return; - } - - s->blocked = 0; - - rc = ngx_mail_read_command(s, c); - - if (rc == NGX_AGAIN || rc == NGX_ERROR) { - return; - } - - ngx_str_set(&s->out, pop3_ok); - - if (rc == NGX_OK) { - switch (s->mail_state) { - - case ngx_pop3_start: - - switch (s->command) { - - case NGX_POP3_USER: - rc = ngx_mail_pop3_user(s, c); - break; - - case NGX_POP3_CAPA: - rc = ngx_mail_pop3_capa(s, c, 1); - break; - - case NGX_POP3_APOP: - rc = ngx_mail_pop3_apop(s, c); - break; - - case NGX_POP3_AUTH: - rc = ngx_mail_pop3_auth(s, c); - break; - - case NGX_POP3_QUIT: - s->quit = 1; - break; - - case NGX_POP3_NOOP: - break; - - case NGX_POP3_STLS: - rc = ngx_mail_pop3_stls(s, c); - break; - - default: - rc = NGX_MAIL_PARSE_INVALID_COMMAND; - break; - } - - break; - - case ngx_pop3_user: - - switch (s->command) { - - case NGX_POP3_PASS: - rc = ngx_mail_pop3_pass(s, c); - break; - - case NGX_POP3_CAPA: - rc = ngx_mail_pop3_capa(s, c, 0); - break; - - case NGX_POP3_QUIT: - s->quit = 1; - break; - - case NGX_POP3_NOOP: - break; - - default: - rc = NGX_MAIL_PARSE_INVALID_COMMAND; - break; - } - - break; - - /* suppress warnings */ - case ngx_pop3_passwd: - break; - - case ngx_pop3_auth_login_username: - rc = ngx_mail_auth_login_username(s, c, 0); - - ngx_str_set(&s->out, pop3_password); - s->mail_state = ngx_pop3_auth_login_password; - break; - - case ngx_pop3_auth_login_password: - rc = ngx_mail_auth_login_password(s, c); - break; - - case ngx_pop3_auth_plain: - rc = ngx_mail_auth_plain(s, c, 0); - break; - - case ngx_pop3_auth_cram_md5: - rc = ngx_mail_auth_cram_md5(s, c); - break; - - case ngx_pop3_auth_external: - rc = ngx_mail_auth_external(s, c, 0); - break; - } - } - - switch (rc) { - - case NGX_DONE: - ngx_mail_auth(s, c); - return; - - case NGX_ERROR: - ngx_mail_session_internal_server_error(s); - return; - - case NGX_MAIL_PARSE_INVALID_COMMAND: - s->mail_state = ngx_pop3_start; - s->state = 0; - - ngx_str_set(&s->out, pop3_invalid_command); - - /* fall through */ - - case NGX_OK: - - s->args.nelts = 0; - s->buffer->pos = s->buffer->start; - s->buffer->last = s->buffer->start; - - if (s->state) { - s->arg_start = s->buffer->start; - } - - ngx_mail_send(c->write); - } -} - -static ngx_int_t -ngx_mail_pop3_user(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg; - -#if (NGX_MAIL_SSL) - if (ngx_mail_starttls_only(s, c)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } -#endif - - if (s->args.nelts != 1) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - arg = s->args.elts; - s->login.len = arg[0].len; - s->login.data = ngx_pnalloc(c->pool, s->login.len); - if (s->login.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->login.data, arg[0].data, s->login.len); - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "pop3 login: \"%V\"", &s->login); - - s->mail_state = ngx_pop3_user; - - return NGX_OK; -} - - -static ngx_int_t -ngx_mail_pop3_pass(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg; - - if (s->args.nelts != 1) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - arg = s->args.elts; - s->passwd.len = arg[0].len; - s->passwd.data = ngx_pnalloc(c->pool, s->passwd.len); - if (s->passwd.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->passwd.data, arg[0].data, s->passwd.len); - -#if (NGX_DEBUG_MAIL_PASSWD) - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "pop3 passwd: \"%V\"", &s->passwd); -#endif - - return NGX_DONE; -} - - -static ngx_int_t -ngx_mail_pop3_capa(ngx_mail_session_t *s, ngx_connection_t *c, ngx_int_t stls) -{ - ngx_mail_pop3_srv_conf_t *pscf; - - pscf = ngx_mail_get_module_srv_conf(s, ngx_mail_pop3_module); - -#if (NGX_MAIL_SSL) - - if (stls && c->ssl == NULL) { - ngx_mail_ssl_conf_t *sslcf; - - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - if (sslcf->starttls == NGX_MAIL_STARTTLS_ON) { - s->out = pscf->starttls_capability; - return NGX_OK; - } - - if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { - s->out = pscf->starttls_only_capability; - return NGX_OK; - } - } - -#endif - - s->out = pscf->capability; - return NGX_OK; -} - - -static ngx_int_t -ngx_mail_pop3_stls(ngx_mail_session_t *s, ngx_connection_t *c) -{ -#if (NGX_MAIL_SSL) - ngx_mail_ssl_conf_t *sslcf; - - if (c->ssl == NULL) { - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - if (sslcf->starttls) { - c->read->handler = ngx_mail_starttls_handler; - return NGX_OK; - } - } - -#endif - - return NGX_MAIL_PARSE_INVALID_COMMAND; -} - - -static ngx_int_t -ngx_mail_pop3_apop(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg; - ngx_mail_pop3_srv_conf_t *pscf; - -#if (NGX_MAIL_SSL) - if (ngx_mail_starttls_only(s, c)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } -#endif - - if (s->args.nelts != 2) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - pscf = ngx_mail_get_module_srv_conf(s, ngx_mail_pop3_module); - - if (!(pscf->auth_methods & NGX_MAIL_AUTH_APOP_ENABLED)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - arg = s->args.elts; - - s->login.len = arg[0].len; - s->login.data = ngx_pnalloc(c->pool, s->login.len); - if (s->login.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->login.data, arg[0].data, s->login.len); - - s->passwd.len = arg[1].len; - s->passwd.data = ngx_pnalloc(c->pool, s->passwd.len); - if (s->passwd.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->passwd.data, arg[1].data, s->passwd.len); - - ngx_log_debug2(NGX_LOG_DEBUG_MAIL, c->log, 0, - "pop3 apop: \"%V\" \"%V\"", &s->login, &s->passwd); - - s->auth_method = NGX_MAIL_AUTH_APOP; - - return NGX_DONE; -} - - -static ngx_int_t -ngx_mail_pop3_auth(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_int_t rc; - ngx_mail_pop3_srv_conf_t *pscf; - -#if (NGX_MAIL_SSL) - if (ngx_mail_starttls_only(s, c)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } -#endif - - pscf = ngx_mail_get_module_srv_conf(s, ngx_mail_pop3_module); - - if (s->args.nelts == 0) { - s->out = pscf->auth_capability; - s->state = 0; - - return NGX_OK; - } - - rc = ngx_mail_auth_parse(s, c); - - switch (rc) { - - case NGX_MAIL_AUTH_LOGIN: - - ngx_str_set(&s->out, pop3_username); - s->mail_state = ngx_pop3_auth_login_username; - - return NGX_OK; - - case NGX_MAIL_AUTH_LOGIN_USERNAME: - - ngx_str_set(&s->out, pop3_password); - s->mail_state = ngx_pop3_auth_login_password; - - return ngx_mail_auth_login_username(s, c, 1); - - case NGX_MAIL_AUTH_PLAIN: - - ngx_str_set(&s->out, pop3_next); - s->mail_state = ngx_pop3_auth_plain; - - return NGX_OK; - - case NGX_MAIL_AUTH_CRAM_MD5: - - if (!(pscf->auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - if (ngx_mail_auth_cram_md5_salt(s, c, "+ ", 2) == NGX_OK) { - s->mail_state = ngx_pop3_auth_cram_md5; - return NGX_OK; - } - - return NGX_ERROR; - - case NGX_MAIL_AUTH_EXTERNAL: - - if (!(pscf->auth_methods & NGX_MAIL_AUTH_EXTERNAL_ENABLED)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - ngx_str_set(&s->out, pop3_username); - s->mail_state = ngx_pop3_auth_external; - - return NGX_OK; - } - - return rc; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_pop3_module.c b/src/nginx-1.18.0/src/mail/ngx_mail_pop3_module.c deleted file mode 100644 index a673070..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_pop3_module.c +++ /dev/null @@ -1,322 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -static void *ngx_mail_pop3_create_srv_conf(ngx_conf_t *cf); -static char *ngx_mail_pop3_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); - - -static ngx_str_t ngx_mail_pop3_default_capabilities[] = { - ngx_string("TOP"), - ngx_string("USER"), - ngx_string("UIDL"), - ngx_null_string -}; - - -static ngx_conf_bitmask_t ngx_mail_pop3_auth_methods[] = { - { ngx_string("plain"), NGX_MAIL_AUTH_PLAIN_ENABLED }, - { ngx_string("apop"), NGX_MAIL_AUTH_APOP_ENABLED }, - { ngx_string("cram-md5"), NGX_MAIL_AUTH_CRAM_MD5_ENABLED }, - { ngx_string("external"), NGX_MAIL_AUTH_EXTERNAL_ENABLED }, - { ngx_null_string, 0 } -}; - - -static ngx_str_t ngx_mail_pop3_auth_methods_names[] = { - ngx_string("PLAIN"), - ngx_string("LOGIN"), - ngx_null_string, /* APOP */ - ngx_string("CRAM-MD5"), - ngx_string("EXTERNAL"), - ngx_null_string /* NONE */ -}; - - -static ngx_mail_protocol_t ngx_mail_pop3_protocol = { - ngx_string("pop3"), - { 110, 995, 0, 0 }, - NGX_MAIL_POP3_PROTOCOL, - - ngx_mail_pop3_init_session, - ngx_mail_pop3_init_protocol, - ngx_mail_pop3_parse_command, - ngx_mail_pop3_auth_state, - - ngx_string("-ERR internal server error" CRLF), - ngx_string("-ERR SSL certificate error" CRLF), - ngx_string("-ERR No required SSL certificate" CRLF) -}; - - -static ngx_command_t ngx_mail_pop3_commands[] = { - - { ngx_string("pop3_capabilities"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_mail_capabilities, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_pop3_srv_conf_t, capabilities), - NULL }, - - { ngx_string("pop3_auth"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_pop3_srv_conf_t, auth_methods), - &ngx_mail_pop3_auth_methods }, - - ngx_null_command -}; - - -static ngx_mail_module_t ngx_mail_pop3_module_ctx = { - &ngx_mail_pop3_protocol, /* protocol */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_mail_pop3_create_srv_conf, /* create server configuration */ - ngx_mail_pop3_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_mail_pop3_module = { - NGX_MODULE_V1, - &ngx_mail_pop3_module_ctx, /* module context */ - ngx_mail_pop3_commands, /* module directives */ - NGX_MAIL_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static void * -ngx_mail_pop3_create_srv_conf(ngx_conf_t *cf) -{ - ngx_mail_pop3_srv_conf_t *pscf; - - pscf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_pop3_srv_conf_t)); - if (pscf == NULL) { - return NULL; - } - - if (ngx_array_init(&pscf->capabilities, cf->pool, 4, sizeof(ngx_str_t)) - != NGX_OK) - { - return NULL; - } - - return pscf; -} - - -static char * -ngx_mail_pop3_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_mail_pop3_srv_conf_t *prev = parent; - ngx_mail_pop3_srv_conf_t *conf = child; - - u_char *p; - size_t size, stls_only_size; - ngx_str_t *c, *d; - ngx_uint_t i, m; - - ngx_conf_merge_bitmask_value(conf->auth_methods, - prev->auth_methods, - (NGX_CONF_BITMASK_SET - |NGX_MAIL_AUTH_PLAIN_ENABLED)); - - if (conf->auth_methods & NGX_MAIL_AUTH_PLAIN_ENABLED) { - conf->auth_methods |= NGX_MAIL_AUTH_LOGIN_ENABLED; - } - - if (conf->capabilities.nelts == 0) { - conf->capabilities = prev->capabilities; - } - - if (conf->capabilities.nelts == 0) { - - for (d = ngx_mail_pop3_default_capabilities; d->len; d++) { - c = ngx_array_push(&conf->capabilities); - if (c == NULL) { - return NGX_CONF_ERROR; - } - - *c = *d; - } - } - - size = sizeof("+OK Capability list follows" CRLF) - 1 - + sizeof("." CRLF) - 1; - - stls_only_size = size + sizeof("STLS" CRLF) - 1; - - c = conf->capabilities.elts; - for (i = 0; i < conf->capabilities.nelts; i++) { - size += c[i].len + sizeof(CRLF) - 1; - - if (ngx_strcasecmp(c[i].data, (u_char *) "USER") == 0) { - continue; - } - - stls_only_size += c[i].len + sizeof(CRLF) - 1; - } - - size += sizeof("SASL") - 1 + sizeof(CRLF) - 1; - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (ngx_mail_pop3_auth_methods_names[i].len == 0) { - continue; - } - - if (m & conf->auth_methods) { - size += 1 + ngx_mail_pop3_auth_methods_names[i].len; - } - } - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->capability.len = size; - conf->capability.data = p; - - p = ngx_cpymem(p, "+OK Capability list follows" CRLF, - sizeof("+OK Capability list follows" CRLF) - 1); - - for (i = 0; i < conf->capabilities.nelts; i++) { - p = ngx_cpymem(p, c[i].data, c[i].len); - *p++ = CR; *p++ = LF; - } - - p = ngx_cpymem(p, "SASL", sizeof("SASL") - 1); - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (ngx_mail_pop3_auth_methods_names[i].len == 0) { - continue; - } - - if (m & conf->auth_methods) { - *p++ = ' '; - p = ngx_cpymem(p, ngx_mail_pop3_auth_methods_names[i].data, - ngx_mail_pop3_auth_methods_names[i].len); - } - } - - *p++ = CR; *p++ = LF; - - *p++ = '.'; *p++ = CR; *p = LF; - - - size += sizeof("STLS" CRLF) - 1; - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->starttls_capability.len = size; - conf->starttls_capability.data = p; - - p = ngx_cpymem(p, conf->capability.data, - conf->capability.len - (sizeof("." CRLF) - 1)); - - p = ngx_cpymem(p, "STLS" CRLF, sizeof("STLS" CRLF) - 1); - *p++ = '.'; *p++ = CR; *p = LF; - - - size = sizeof("+OK methods supported:" CRLF) - 1 - + sizeof("." CRLF) - 1; - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (ngx_mail_pop3_auth_methods_names[i].len == 0) { - continue; - } - - if (m & conf->auth_methods) { - size += ngx_mail_pop3_auth_methods_names[i].len - + sizeof(CRLF) - 1; - } - } - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->auth_capability.data = p; - conf->auth_capability.len = size; - - p = ngx_cpymem(p, "+OK methods supported:" CRLF, - sizeof("+OK methods supported:" CRLF) - 1); - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (ngx_mail_pop3_auth_methods_names[i].len == 0) { - continue; - } - - if (m & conf->auth_methods) { - p = ngx_cpymem(p, ngx_mail_pop3_auth_methods_names[i].data, - ngx_mail_pop3_auth_methods_names[i].len); - *p++ = CR; *p++ = LF; - } - } - - *p++ = '.'; *p++ = CR; *p = LF; - - - p = ngx_pnalloc(cf->pool, stls_only_size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->starttls_only_capability.len = stls_only_size; - conf->starttls_only_capability.data = p; - - p = ngx_cpymem(p, "+OK Capability list follows" CRLF, - sizeof("+OK Capability list follows" CRLF) - 1); - - for (i = 0; i < conf->capabilities.nelts; i++) { - if (ngx_strcasecmp(c[i].data, (u_char *) "USER") == 0) { - continue; - } - - p = ngx_cpymem(p, c[i].data, c[i].len); - *p++ = CR; *p++ = LF; - } - - p = ngx_cpymem(p, "STLS" CRLF, sizeof("STLS" CRLF) - 1); - *p++ = '.'; *p++ = CR; *p = LF; - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_pop3_module.h b/src/nginx-1.18.0/src/mail/ngx_mail_pop3_module.h deleted file mode 100644 index 86947a7..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_pop3_module.h +++ /dev/null @@ -1,38 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_MAIL_POP3_MODULE_H_INCLUDED_ -#define _NGX_MAIL_POP3_MODULE_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct { - ngx_str_t capability; - ngx_str_t starttls_capability; - ngx_str_t starttls_only_capability; - ngx_str_t auth_capability; - - ngx_uint_t auth_methods; - - ngx_array_t capabilities; -} ngx_mail_pop3_srv_conf_t; - - -void ngx_mail_pop3_init_session(ngx_mail_session_t *s, ngx_connection_t *c); -void ngx_mail_pop3_init_protocol(ngx_event_t *rev); -void ngx_mail_pop3_auth_state(ngx_event_t *rev); -ngx_int_t ngx_mail_pop3_parse_command(ngx_mail_session_t *s); - - -extern ngx_module_t ngx_mail_pop3_module; - - -#endif /* _NGX_MAIL_POP3_MODULE_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_proxy_module.c b/src/nginx-1.18.0/src/mail/ngx_mail_proxy_module.c deleted file mode 100644 index 1c86e54..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_proxy_module.c +++ /dev/null @@ -1,1126 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -typedef struct { - ngx_flag_t enable; - ngx_flag_t pass_error_message; - ngx_flag_t xclient; - size_t buffer_size; - ngx_msec_t timeout; -} ngx_mail_proxy_conf_t; - - -static void ngx_mail_proxy_block_read(ngx_event_t *rev); -static void ngx_mail_proxy_pop3_handler(ngx_event_t *rev); -static void ngx_mail_proxy_imap_handler(ngx_event_t *rev); -static void ngx_mail_proxy_smtp_handler(ngx_event_t *rev); -static void ngx_mail_proxy_dummy_handler(ngx_event_t *ev); -static ngx_int_t ngx_mail_proxy_read_response(ngx_mail_session_t *s, - ngx_uint_t state); -static void ngx_mail_proxy_handler(ngx_event_t *ev); -static void ngx_mail_proxy_upstream_error(ngx_mail_session_t *s); -static void ngx_mail_proxy_internal_server_error(ngx_mail_session_t *s); -static void ngx_mail_proxy_close_session(ngx_mail_session_t *s); -static void *ngx_mail_proxy_create_conf(ngx_conf_t *cf); -static char *ngx_mail_proxy_merge_conf(ngx_conf_t *cf, void *parent, - void *child); - - -static ngx_command_t ngx_mail_proxy_commands[] = { - - { ngx_string("proxy"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_proxy_conf_t, enable), - NULL }, - - { ngx_string("proxy_buffer"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_proxy_conf_t, buffer_size), - NULL }, - - { ngx_string("proxy_timeout"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_proxy_conf_t, timeout), - NULL }, - - { ngx_string("proxy_pass_error_message"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_proxy_conf_t, pass_error_message), - NULL }, - - { ngx_string("xclient"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_proxy_conf_t, xclient), - NULL }, - - ngx_null_command -}; - - -static ngx_mail_module_t ngx_mail_proxy_module_ctx = { - NULL, /* protocol */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_mail_proxy_create_conf, /* create server configuration */ - ngx_mail_proxy_merge_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_mail_proxy_module = { - NGX_MODULE_V1, - &ngx_mail_proxy_module_ctx, /* module context */ - ngx_mail_proxy_commands, /* module directives */ - NGX_MAIL_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static u_char smtp_auth_ok[] = "235 2.0.0 OK" CRLF; - - -void -ngx_mail_proxy_init(ngx_mail_session_t *s, ngx_addr_t *peer) -{ - ngx_int_t rc; - ngx_mail_proxy_ctx_t *p; - ngx_mail_proxy_conf_t *pcf; - ngx_mail_core_srv_conf_t *cscf; - - s->connection->log->action = "connecting to upstream"; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - p = ngx_pcalloc(s->connection->pool, sizeof(ngx_mail_proxy_ctx_t)); - if (p == NULL) { - ngx_mail_session_internal_server_error(s); - return; - } - - s->proxy = p; - - p->upstream.sockaddr = peer->sockaddr; - p->upstream.socklen = peer->socklen; - p->upstream.name = &peer->name; - p->upstream.get = ngx_event_get_peer; - p->upstream.log = s->connection->log; - p->upstream.log_error = NGX_ERROR_ERR; - - rc = ngx_event_connect_peer(&p->upstream); - - if (rc == NGX_ERROR || rc == NGX_BUSY || rc == NGX_DECLINED) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - ngx_add_timer(p->upstream.connection->read, cscf->timeout); - - p->upstream.connection->data = s; - p->upstream.connection->pool = s->connection->pool; - - s->connection->read->handler = ngx_mail_proxy_block_read; - p->upstream.connection->write->handler = ngx_mail_proxy_dummy_handler; - - pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); - - s->proxy->buffer = ngx_create_temp_buf(s->connection->pool, - pcf->buffer_size); - if (s->proxy->buffer == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - s->out.len = 0; - - switch (s->protocol) { - - case NGX_MAIL_POP3_PROTOCOL: - p->upstream.connection->read->handler = ngx_mail_proxy_pop3_handler; - s->mail_state = ngx_pop3_start; - break; - - case NGX_MAIL_IMAP_PROTOCOL: - p->upstream.connection->read->handler = ngx_mail_proxy_imap_handler; - s->mail_state = ngx_imap_start; - break; - - default: /* NGX_MAIL_SMTP_PROTOCOL */ - p->upstream.connection->read->handler = ngx_mail_proxy_smtp_handler; - s->mail_state = ngx_smtp_start; - break; - } -} - - -static void -ngx_mail_proxy_block_read(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy block read"); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - c = rev->data; - s = c->data; - - ngx_mail_proxy_close_session(s); - } -} - - -static void -ngx_mail_proxy_pop3_handler(ngx_event_t *rev) -{ - u_char *p; - ngx_int_t rc; - ngx_str_t line; - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_proxy_conf_t *pcf; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy pop3 auth handler"); - - c = rev->data; - s = c->data; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, - "upstream timed out"); - c->timedout = 1; - ngx_mail_proxy_internal_server_error(s); - return; - } - - rc = ngx_mail_proxy_read_response(s, 0); - - if (rc == NGX_AGAIN) { - return; - } - - if (rc == NGX_ERROR) { - ngx_mail_proxy_upstream_error(s); - return; - } - - switch (s->mail_state) { - - case ngx_pop3_start: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send user"); - - s->connection->log->action = "sending user name to upstream"; - - line.len = sizeof("USER ") - 1 + s->login.len + 2; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - p = ngx_cpymem(line.data, "USER ", sizeof("USER ") - 1); - p = ngx_cpymem(p, s->login.data, s->login.len); - *p++ = CR; *p = LF; - - s->mail_state = ngx_pop3_user; - break; - - case ngx_pop3_user: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send pass"); - - s->connection->log->action = "sending password to upstream"; - - line.len = sizeof("PASS ") - 1 + s->passwd.len + 2; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - p = ngx_cpymem(line.data, "PASS ", sizeof("PASS ") - 1); - p = ngx_cpymem(p, s->passwd.data, s->passwd.len); - *p++ = CR; *p = LF; - - s->mail_state = ngx_pop3_passwd; - break; - - case ngx_pop3_passwd: - s->connection->read->handler = ngx_mail_proxy_handler; - s->connection->write->handler = ngx_mail_proxy_handler; - rev->handler = ngx_mail_proxy_handler; - c->write->handler = ngx_mail_proxy_handler; - - pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); - ngx_add_timer(s->connection->read, pcf->timeout); - ngx_del_timer(c->read); - - c->log->action = NULL; - ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); - - ngx_mail_proxy_handler(s->connection->write); - - return; - - default: -#if (NGX_SUPPRESS_WARN) - ngx_str_null(&line); -#endif - break; - } - - if (c->send(c, line.data, line.len) < (ssize_t) line.len) { - /* - * we treat the incomplete sending as NGX_ERROR - * because it is very strange here - */ - ngx_mail_proxy_internal_server_error(s); - return; - } - - s->proxy->buffer->pos = s->proxy->buffer->start; - s->proxy->buffer->last = s->proxy->buffer->start; -} - - -static void -ngx_mail_proxy_imap_handler(ngx_event_t *rev) -{ - u_char *p; - ngx_int_t rc; - ngx_str_t line; - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_proxy_conf_t *pcf; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy imap auth handler"); - - c = rev->data; - s = c->data; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, - "upstream timed out"); - c->timedout = 1; - ngx_mail_proxy_internal_server_error(s); - return; - } - - rc = ngx_mail_proxy_read_response(s, s->mail_state); - - if (rc == NGX_AGAIN) { - return; - } - - if (rc == NGX_ERROR) { - ngx_mail_proxy_upstream_error(s); - return; - } - - switch (s->mail_state) { - - case ngx_imap_start: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy send login"); - - s->connection->log->action = "sending LOGIN command to upstream"; - - line.len = s->tag.len + sizeof("LOGIN ") - 1 - + 1 + NGX_SIZE_T_LEN + 1 + 2; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - line.len = ngx_sprintf(line.data, "%VLOGIN {%uz}" CRLF, - &s->tag, s->login.len) - - line.data; - - s->mail_state = ngx_imap_login; - break; - - case ngx_imap_login: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send user"); - - s->connection->log->action = "sending user name to upstream"; - - line.len = s->login.len + 1 + 1 + NGX_SIZE_T_LEN + 1 + 2; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - line.len = ngx_sprintf(line.data, "%V {%uz}" CRLF, - &s->login, s->passwd.len) - - line.data; - - s->mail_state = ngx_imap_user; - break; - - case ngx_imap_user: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy send passwd"); - - s->connection->log->action = "sending password to upstream"; - - line.len = s->passwd.len + 2; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - p = ngx_cpymem(line.data, s->passwd.data, s->passwd.len); - *p++ = CR; *p = LF; - - s->mail_state = ngx_imap_passwd; - break; - - case ngx_imap_passwd: - s->connection->read->handler = ngx_mail_proxy_handler; - s->connection->write->handler = ngx_mail_proxy_handler; - rev->handler = ngx_mail_proxy_handler; - c->write->handler = ngx_mail_proxy_handler; - - pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); - ngx_add_timer(s->connection->read, pcf->timeout); - ngx_del_timer(c->read); - - c->log->action = NULL; - ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); - - ngx_mail_proxy_handler(s->connection->write); - - return; - - default: -#if (NGX_SUPPRESS_WARN) - ngx_str_null(&line); -#endif - break; - } - - if (c->send(c, line.data, line.len) < (ssize_t) line.len) { - /* - * we treat the incomplete sending as NGX_ERROR - * because it is very strange here - */ - ngx_mail_proxy_internal_server_error(s); - return; - } - - s->proxy->buffer->pos = s->proxy->buffer->start; - s->proxy->buffer->last = s->proxy->buffer->start; -} - - -static void -ngx_mail_proxy_smtp_handler(ngx_event_t *rev) -{ - u_char *p; - ngx_int_t rc; - ngx_str_t line; - ngx_buf_t *b; - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_proxy_conf_t *pcf; - ngx_mail_core_srv_conf_t *cscf; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy smtp auth handler"); - - c = rev->data; - s = c->data; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, - "upstream timed out"); - c->timedout = 1; - ngx_mail_proxy_internal_server_error(s); - return; - } - - rc = ngx_mail_proxy_read_response(s, s->mail_state); - - if (rc == NGX_AGAIN) { - return; - } - - if (rc == NGX_ERROR) { - ngx_mail_proxy_upstream_error(s); - return; - } - - switch (s->mail_state) { - - case ngx_smtp_start: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send ehlo"); - - s->connection->log->action = "sending HELO/EHLO to upstream"; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - line.len = sizeof("HELO ") - 1 + cscf->server_name.len + 2; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); - - p = ngx_cpymem(line.data, - ((s->esmtp || pcf->xclient) ? "EHLO " : "HELO "), - sizeof("HELO ") - 1); - - p = ngx_cpymem(p, cscf->server_name.data, cscf->server_name.len); - *p++ = CR; *p = LF; - - if (pcf->xclient) { - s->mail_state = ngx_smtp_helo_xclient; - - } else if (s->auth_method == NGX_MAIL_AUTH_NONE) { - s->mail_state = ngx_smtp_helo_from; - - } else { - s->mail_state = ngx_smtp_helo; - } - - break; - - case ngx_smtp_helo_xclient: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy send xclient"); - - s->connection->log->action = "sending XCLIENT to upstream"; - - line.len = sizeof("XCLIENT ADDR= LOGIN= NAME=" - CRLF) - 1 - + s->connection->addr_text.len + s->login.len + s->host.len; - -#if (NGX_HAVE_INET6) - if (s->connection->sockaddr->sa_family == AF_INET6) { - line.len += sizeof("IPV6:") - 1; - } -#endif - - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - p = ngx_cpymem(line.data, "XCLIENT ADDR=", sizeof("XCLIENT ADDR=") - 1); - -#if (NGX_HAVE_INET6) - if (s->connection->sockaddr->sa_family == AF_INET6) { - p = ngx_cpymem(p, "IPV6:", sizeof("IPV6:") - 1); - } -#endif - - p = ngx_copy(p, s->connection->addr_text.data, - s->connection->addr_text.len); - - if (s->login.len) { - p = ngx_cpymem(p, " LOGIN=", sizeof(" LOGIN=") - 1); - p = ngx_copy(p, s->login.data, s->login.len); - } - - p = ngx_cpymem(p, " NAME=", sizeof(" NAME=") - 1); - p = ngx_copy(p, s->host.data, s->host.len); - - *p++ = CR; *p++ = LF; - - line.len = p - line.data; - - if (s->smtp_helo.len) { - s->mail_state = ngx_smtp_xclient_helo; - - } else if (s->auth_method == NGX_MAIL_AUTH_NONE) { - s->mail_state = ngx_smtp_xclient_from; - - } else { - s->mail_state = ngx_smtp_xclient; - } - - break; - - case ngx_smtp_xclient_helo: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy send client ehlo"); - - s->connection->log->action = "sending client HELO/EHLO to upstream"; - - line.len = sizeof("HELO " CRLF) - 1 + s->smtp_helo.len; - - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - line.len = ngx_sprintf(line.data, - ((s->esmtp) ? "EHLO %V" CRLF : "HELO %V" CRLF), - &s->smtp_helo) - - line.data; - - s->mail_state = (s->auth_method == NGX_MAIL_AUTH_NONE) ? - ngx_smtp_helo_from : ngx_smtp_helo; - - break; - - case ngx_smtp_helo_from: - case ngx_smtp_xclient_from: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy send mail from"); - - s->connection->log->action = "sending MAIL FROM to upstream"; - - line.len = s->smtp_from.len + sizeof(CRLF) - 1; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - p = ngx_cpymem(line.data, s->smtp_from.data, s->smtp_from.len); - *p++ = CR; *p = LF; - - s->mail_state = ngx_smtp_from; - - break; - - case ngx_smtp_from: - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, - "mail proxy send rcpt to"); - - s->connection->log->action = "sending RCPT TO to upstream"; - - line.len = s->smtp_to.len + sizeof(CRLF) - 1; - line.data = ngx_pnalloc(c->pool, line.len); - if (line.data == NULL) { - ngx_mail_proxy_internal_server_error(s); - return; - } - - p = ngx_cpymem(line.data, s->smtp_to.data, s->smtp_to.len); - *p++ = CR; *p = LF; - - s->mail_state = ngx_smtp_to; - - break; - - case ngx_smtp_helo: - case ngx_smtp_xclient: - case ngx_smtp_to: - - b = s->proxy->buffer; - - if (s->auth_method == NGX_MAIL_AUTH_NONE) { - b->pos = b->start; - - } else { - ngx_memcpy(b->start, smtp_auth_ok, sizeof(smtp_auth_ok) - 1); - b->last = b->start + sizeof(smtp_auth_ok) - 1; - } - - s->connection->read->handler = ngx_mail_proxy_handler; - s->connection->write->handler = ngx_mail_proxy_handler; - rev->handler = ngx_mail_proxy_handler; - c->write->handler = ngx_mail_proxy_handler; - - pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); - ngx_add_timer(s->connection->read, pcf->timeout); - ngx_del_timer(c->read); - - c->log->action = NULL; - ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); - - if (s->buffer->pos == s->buffer->last) { - ngx_mail_proxy_handler(s->connection->write); - - } else { - ngx_mail_proxy_handler(c->write); - } - - return; - - default: -#if (NGX_SUPPRESS_WARN) - ngx_str_null(&line); -#endif - break; - } - - if (c->send(c, line.data, line.len) < (ssize_t) line.len) { - /* - * we treat the incomplete sending as NGX_ERROR - * because it is very strange here - */ - ngx_mail_proxy_internal_server_error(s); - return; - } - - s->proxy->buffer->pos = s->proxy->buffer->start; - s->proxy->buffer->last = s->proxy->buffer->start; -} - - -static void -ngx_mail_proxy_dummy_handler(ngx_event_t *wev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, wev->log, 0, "mail proxy dummy handler"); - - if (ngx_handle_write_event(wev, 0) != NGX_OK) { - c = wev->data; - s = c->data; - - ngx_mail_proxy_close_session(s); - } -} - - -static ngx_int_t -ngx_mail_proxy_read_response(ngx_mail_session_t *s, ngx_uint_t state) -{ - u_char *p, *m; - ssize_t n; - ngx_buf_t *b; - ngx_mail_proxy_conf_t *pcf; - - s->connection->log->action = "reading response from upstream"; - - b = s->proxy->buffer; - - n = s->proxy->upstream.connection->recv(s->proxy->upstream.connection, - b->last, b->end - b->last); - - if (n == NGX_ERROR || n == 0) { - return NGX_ERROR; - } - - if (n == NGX_AGAIN) { - return NGX_AGAIN; - } - - b->last += n; - - if (b->last - b->pos < 4) { - return NGX_AGAIN; - } - - if (*(b->last - 2) != CR || *(b->last - 1) != LF) { - if (b->last == b->end) { - *(b->last - 1) = '\0'; - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "upstream sent too long response line: \"%s\"", - b->pos); - return NGX_ERROR; - } - - return NGX_AGAIN; - } - - p = b->pos; - - switch (s->protocol) { - - case NGX_MAIL_POP3_PROTOCOL: - if (p[0] == '+' && p[1] == 'O' && p[2] == 'K') { - return NGX_OK; - } - break; - - case NGX_MAIL_IMAP_PROTOCOL: - switch (state) { - - case ngx_imap_start: - if (p[0] == '*' && p[1] == ' ' && p[2] == 'O' && p[3] == 'K') { - return NGX_OK; - } - break; - - case ngx_imap_login: - case ngx_imap_user: - if (p[0] == '+') { - return NGX_OK; - } - break; - - case ngx_imap_passwd: - if (ngx_strncmp(p, s->tag.data, s->tag.len) == 0) { - p += s->tag.len; - if (p[0] == 'O' && p[1] == 'K') { - return NGX_OK; - } - } - break; - } - - break; - - default: /* NGX_MAIL_SMTP_PROTOCOL */ - - if (p[3] == '-') { - /* multiline reply, check if we got last line */ - - m = b->last - (sizeof(CRLF "200" CRLF) - 1); - - while (m > p) { - if (m[0] == CR && m[1] == LF) { - break; - } - - m--; - } - - if (m <= p || m[5] == '-') { - return NGX_AGAIN; - } - } - - switch (state) { - - case ngx_smtp_start: - if (p[0] == '2' && p[1] == '2' && p[2] == '0') { - return NGX_OK; - } - break; - - case ngx_smtp_helo: - case ngx_smtp_helo_xclient: - case ngx_smtp_helo_from: - case ngx_smtp_from: - if (p[0] == '2' && p[1] == '5' && p[2] == '0') { - return NGX_OK; - } - break; - - case ngx_smtp_xclient: - case ngx_smtp_xclient_from: - case ngx_smtp_xclient_helo: - if (p[0] == '2' && (p[1] == '2' || p[1] == '5') && p[2] == '0') { - return NGX_OK; - } - break; - - case ngx_smtp_to: - return NGX_OK; - } - - break; - } - - pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); - - if (pcf->pass_error_message == 0) { - *(b->last - 2) = '\0'; - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "upstream sent invalid response: \"%s\"", p); - return NGX_ERROR; - } - - s->out.len = b->last - p - 2; - s->out.data = p; - - ngx_log_error(NGX_LOG_INFO, s->connection->log, 0, - "upstream sent invalid response: \"%V\"", &s->out); - - s->out.len = b->last - b->pos; - s->out.data = b->pos; - - return NGX_ERROR; -} - - -static void -ngx_mail_proxy_handler(ngx_event_t *ev) -{ - char *action, *recv_action, *send_action; - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_uint_t do_write; - ngx_connection_t *c, *src, *dst; - ngx_mail_session_t *s; - ngx_mail_proxy_conf_t *pcf; - - c = ev->data; - s = c->data; - - if (ev->timedout || c->close) { - c->log->action = "proxying"; - - if (c->close) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, "shutdown timeout"); - - } else if (c == s->connection) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, - "client timed out"); - c->timedout = 1; - - } else { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, - "upstream timed out"); - } - - ngx_mail_proxy_close_session(s); - return; - } - - if (c == s->connection) { - if (ev->write) { - recv_action = "proxying and reading from upstream"; - send_action = "proxying and sending to client"; - src = s->proxy->upstream.connection; - dst = c; - b = s->proxy->buffer; - - } else { - recv_action = "proxying and reading from client"; - send_action = "proxying and sending to upstream"; - src = c; - dst = s->proxy->upstream.connection; - b = s->buffer; - } - - } else { - if (ev->write) { - recv_action = "proxying and reading from client"; - send_action = "proxying and sending to upstream"; - src = s->connection; - dst = c; - b = s->buffer; - - } else { - recv_action = "proxying and reading from upstream"; - send_action = "proxying and sending to client"; - src = c; - dst = s->connection; - b = s->proxy->buffer; - } - } - - do_write = ev->write ? 1 : 0; - - ngx_log_debug3(NGX_LOG_DEBUG_MAIL, ev->log, 0, - "mail proxy handler: %ui, #%d > #%d", - do_write, src->fd, dst->fd); - - for ( ;; ) { - - if (do_write) { - - size = b->last - b->pos; - - if (size && dst->write->ready) { - c->log->action = send_action; - - n = dst->send(dst, b->pos, size); - - if (n == NGX_ERROR) { - ngx_mail_proxy_close_session(s); - return; - } - - if (n > 0) { - b->pos += n; - - if (b->pos == b->last) { - b->pos = b->start; - b->last = b->start; - } - } - } - } - - size = b->end - b->last; - - if (size && src->read->ready) { - c->log->action = recv_action; - - n = src->recv(src, b->last, size); - - if (n == NGX_AGAIN || n == 0) { - break; - } - - if (n > 0) { - do_write = 1; - b->last += n; - - continue; - } - - if (n == NGX_ERROR) { - src->read->eof = 1; - } - } - - break; - } - - c->log->action = "proxying"; - - if ((s->connection->read->eof && s->buffer->pos == s->buffer->last) - || (s->proxy->upstream.connection->read->eof - && s->proxy->buffer->pos == s->proxy->buffer->last) - || (s->connection->read->eof - && s->proxy->upstream.connection->read->eof)) - { - action = c->log->action; - c->log->action = NULL; - ngx_log_error(NGX_LOG_INFO, c->log, 0, "proxied session done"); - c->log->action = action; - - ngx_mail_proxy_close_session(s); - return; - } - - if (ngx_handle_write_event(dst->write, 0) != NGX_OK) { - ngx_mail_proxy_close_session(s); - return; - } - - if (ngx_handle_read_event(dst->read, 0) != NGX_OK) { - ngx_mail_proxy_close_session(s); - return; - } - - if (ngx_handle_write_event(src->write, 0) != NGX_OK) { - ngx_mail_proxy_close_session(s); - return; - } - - if (ngx_handle_read_event(src->read, 0) != NGX_OK) { - ngx_mail_proxy_close_session(s); - return; - } - - if (c == s->connection) { - pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); - ngx_add_timer(c->read, pcf->timeout); - } -} - - -static void -ngx_mail_proxy_upstream_error(ngx_mail_session_t *s) -{ - if (s->proxy->upstream.connection) { - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "close mail proxy connection: %d", - s->proxy->upstream.connection->fd); - - ngx_close_connection(s->proxy->upstream.connection); - } - - if (s->out.len == 0) { - ngx_mail_session_internal_server_error(s); - return; - } - - s->quit = 1; - ngx_mail_send(s->connection->write); -} - - -static void -ngx_mail_proxy_internal_server_error(ngx_mail_session_t *s) -{ - if (s->proxy->upstream.connection) { - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "close mail proxy connection: %d", - s->proxy->upstream.connection->fd); - - ngx_close_connection(s->proxy->upstream.connection); - } - - ngx_mail_session_internal_server_error(s); -} - - -static void -ngx_mail_proxy_close_session(ngx_mail_session_t *s) -{ - if (s->proxy->upstream.connection) { - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, - "close mail proxy connection: %d", - s->proxy->upstream.connection->fd); - - ngx_close_connection(s->proxy->upstream.connection); - } - - ngx_mail_close_connection(s->connection); -} - - -static void * -ngx_mail_proxy_create_conf(ngx_conf_t *cf) -{ - ngx_mail_proxy_conf_t *pcf; - - pcf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_proxy_conf_t)); - if (pcf == NULL) { - return NULL; - } - - pcf->enable = NGX_CONF_UNSET; - pcf->pass_error_message = NGX_CONF_UNSET; - pcf->xclient = NGX_CONF_UNSET; - pcf->buffer_size = NGX_CONF_UNSET_SIZE; - pcf->timeout = NGX_CONF_UNSET_MSEC; - - return pcf; -} - - -static char * -ngx_mail_proxy_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_mail_proxy_conf_t *prev = parent; - ngx_mail_proxy_conf_t *conf = child; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - ngx_conf_merge_value(conf->pass_error_message, prev->pass_error_message, 0); - ngx_conf_merge_value(conf->xclient, prev->xclient, 1); - ngx_conf_merge_size_value(conf->buffer_size, prev->buffer_size, - (size_t) ngx_pagesize); - ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 24 * 60 * 60000); - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_smtp_handler.c b/src/nginx-1.18.0/src/mail/ngx_mail_smtp_handler.c deleted file mode 100644 index f1017e0..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_smtp_handler.c +++ /dev/null @@ -1,915 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -static void ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx); -static void ngx_mail_smtp_resolve_name(ngx_event_t *rev); -static void ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx); -static void ngx_mail_smtp_block_reading(ngx_event_t *rev); -static void ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c); -static void ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev); -static ngx_int_t ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, - ngx_connection_t *c); - -static ngx_int_t ngx_mail_smtp_helo(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_smtp_starttls(ngx_mail_session_t *s, - ngx_connection_t *c); -static ngx_int_t ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c); -static ngx_int_t ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c); - -static ngx_int_t ngx_mail_smtp_discard_command(ngx_mail_session_t *s, - ngx_connection_t *c, char *err); -static void ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, - ngx_connection_t *c, char *err); - - -static u_char smtp_ok[] = "250 2.0.0 OK" CRLF; -static u_char smtp_bye[] = "221 2.0.0 Bye" CRLF; -static u_char smtp_starttls[] = "220 2.0.0 Start TLS" CRLF; -static u_char smtp_next[] = "334 " CRLF; -static u_char smtp_username[] = "334 VXNlcm5hbWU6" CRLF; -static u_char smtp_password[] = "334 UGFzc3dvcmQ6" CRLF; -static u_char smtp_invalid_command[] = "500 5.5.1 Invalid command" CRLF; -static u_char smtp_invalid_pipelining[] = - "503 5.5.0 Improper use of SMTP command pipelining" CRLF; -static u_char smtp_invalid_argument[] = "501 5.5.4 Invalid argument" CRLF; -static u_char smtp_auth_required[] = "530 5.7.1 Authentication required" CRLF; -static u_char smtp_bad_sequence[] = "503 5.5.1 Bad sequence of commands" CRLF; - - -static ngx_str_t smtp_unavailable = ngx_string("[UNAVAILABLE]"); -static ngx_str_t smtp_tempunavail = ngx_string("[TEMPUNAVAIL]"); - - -void -ngx_mail_smtp_init_session(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_resolver_ctx_t *ctx; - ngx_mail_core_srv_conf_t *cscf; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - if (cscf->resolver == NULL) { - s->host = smtp_unavailable; - ngx_mail_smtp_greeting(s, c); - return; - } - -#if (NGX_HAVE_UNIX_DOMAIN) - if (c->sockaddr->sa_family == AF_UNIX) { - s->host = smtp_tempunavail; - ngx_mail_smtp_greeting(s, c); - return; - } -#endif - - c->log->action = "in resolving client address"; - - ctx = ngx_resolve_start(cscf->resolver, NULL); - if (ctx == NULL) { - ngx_mail_close_connection(c); - return; - } - - ctx->addr.sockaddr = c->sockaddr; - ctx->addr.socklen = c->socklen; - ctx->handler = ngx_mail_smtp_resolve_addr_handler; - ctx->data = s; - ctx->timeout = cscf->resolver_timeout; - - s->resolver_ctx = ctx; - c->read->handler = ngx_mail_smtp_block_reading; - - if (ngx_resolve_addr(ctx) != NGX_OK) { - ngx_mail_close_connection(c); - } -} - - -static void -ngx_mail_smtp_resolve_addr_handler(ngx_resolver_ctx_t *ctx) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - - s = ctx->data; - c = s->connection; - - if (ctx->state) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "%V could not be resolved (%i: %s)", - &c->addr_text, ctx->state, - ngx_resolver_strerror(ctx->state)); - - if (ctx->state == NGX_RESOLVE_NXDOMAIN) { - s->host = smtp_unavailable; - - } else { - s->host = smtp_tempunavail; - } - - ngx_resolve_addr_done(ctx); - - ngx_mail_smtp_greeting(s, s->connection); - - return; - } - - c->log->action = "in resolving client hostname"; - - s->host.data = ngx_pstrdup(c->pool, &ctx->name); - if (s->host.data == NULL) { - ngx_resolve_addr_done(ctx); - ngx_mail_close_connection(c); - return; - } - - s->host.len = ctx->name.len; - - ngx_resolve_addr_done(ctx); - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "address resolved: %V", &s->host); - - c->read->handler = ngx_mail_smtp_resolve_name; - - ngx_post_event(c->read, &ngx_posted_events); -} - - -static void -ngx_mail_smtp_resolve_name(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_resolver_ctx_t *ctx; - ngx_mail_core_srv_conf_t *cscf; - - c = rev->data; - s = c->data; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - ctx = ngx_resolve_start(cscf->resolver, NULL); - if (ctx == NULL) { - ngx_mail_close_connection(c); - return; - } - - ctx->name = s->host; - ctx->handler = ngx_mail_smtp_resolve_name_handler; - ctx->data = s; - ctx->timeout = cscf->resolver_timeout; - - s->resolver_ctx = ctx; - c->read->handler = ngx_mail_smtp_block_reading; - - if (ngx_resolve_name(ctx) != NGX_OK) { - ngx_mail_close_connection(c); - } -} - - -static void -ngx_mail_smtp_resolve_name_handler(ngx_resolver_ctx_t *ctx) -{ - ngx_uint_t i; - ngx_connection_t *c; - ngx_mail_session_t *s; - - s = ctx->data; - c = s->connection; - - if (ctx->state) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "\"%V\" could not be resolved (%i: %s)", - &ctx->name, ctx->state, - ngx_resolver_strerror(ctx->state)); - - if (ctx->state == NGX_RESOLVE_NXDOMAIN) { - s->host = smtp_unavailable; - - } else { - s->host = smtp_tempunavail; - } - - } else { - -#if (NGX_DEBUG) - { - u_char text[NGX_SOCKADDR_STRLEN]; - ngx_str_t addr; - - addr.data = text; - - for (i = 0; i < ctx->naddrs; i++) { - addr.len = ngx_sock_ntop(ctx->addrs[i].sockaddr, - ctx->addrs[i].socklen, - text, NGX_SOCKADDR_STRLEN, 0); - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "name was resolved to %V", &addr); - } - } -#endif - - for (i = 0; i < ctx->naddrs; i++) { - if (ngx_cmp_sockaddr(ctx->addrs[i].sockaddr, ctx->addrs[i].socklen, - c->sockaddr, c->socklen, 0) - == NGX_OK) - { - goto found; - } - } - - s->host = smtp_unavailable; - } - -found: - - ngx_resolve_name_done(ctx); - - ngx_mail_smtp_greeting(s, c); -} - - -static void -ngx_mail_smtp_block_reading(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_resolver_ctx_t *ctx; - - c = rev->data; - s = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp reading blocked"); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - - if (s->resolver_ctx) { - ctx = s->resolver_ctx; - - if (ctx->handler == ngx_mail_smtp_resolve_addr_handler) { - ngx_resolve_addr_done(ctx); - - } else if (ctx->handler == ngx_mail_smtp_resolve_name_handler) { - ngx_resolve_name_done(ctx); - } - - s->resolver_ctx = NULL; - } - - ngx_mail_close_connection(c); - } -} - - -static void -ngx_mail_smtp_greeting(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_msec_t timeout; - ngx_mail_core_srv_conf_t *cscf; - ngx_mail_smtp_srv_conf_t *sscf; - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "smtp greeting for \"%V\"", &s->host); - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); - - timeout = sscf->greeting_delay ? sscf->greeting_delay : cscf->timeout; - ngx_add_timer(c->read, timeout); - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_mail_close_connection(c); - } - - if (c->read->ready) { - ngx_post_event(c->read, &ngx_posted_events); - } - - if (sscf->greeting_delay) { - c->read->handler = ngx_mail_smtp_invalid_pipelining; - return; - } - - c->read->handler = ngx_mail_smtp_init_protocol; - - s->out = sscf->greeting; - - ngx_mail_send(c->write); -} - - -static void -ngx_mail_smtp_invalid_pipelining(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - ngx_mail_core_srv_conf_t *cscf; - ngx_mail_smtp_srv_conf_t *sscf; - - c = rev->data; - s = c->data; - - c->log->action = "in delay pipelining state"; - - if (rev->timedout) { - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "delay greeting"); - - rev->timedout = 0; - - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - c->read->handler = ngx_mail_smtp_init_protocol; - - ngx_add_timer(c->read, cscf->timeout); - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_mail_close_connection(c); - return; - } - - sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); - - s->out = sscf->greeting; - - } else { - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "invalid pipelining"); - - if (s->buffer == NULL) { - if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { - return; - } - } - - if (ngx_mail_smtp_discard_command(s, c, - "client was rejected before greeting: \"%V\"") - != NGX_OK) - { - return; - } - - ngx_str_set(&s->out, smtp_invalid_pipelining); - s->quit = 1; - } - - ngx_mail_send(c->write); -} - - -void -ngx_mail_smtp_init_protocol(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_mail_session_t *s; - - c = rev->data; - - c->log->action = "in auth state"; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_mail_close_connection(c); - return; - } - - s = c->data; - - if (s->buffer == NULL) { - if (ngx_mail_smtp_create_buffer(s, c) != NGX_OK) { - return; - } - } - - s->mail_state = ngx_smtp_start; - c->read->handler = ngx_mail_smtp_auth_state; - - ngx_mail_smtp_auth_state(rev); -} - - -static ngx_int_t -ngx_mail_smtp_create_buffer(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_mail_smtp_srv_conf_t *sscf; - - if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) == NGX_ERROR) { - ngx_mail_session_internal_server_error(s); - return NGX_ERROR; - } - - sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); - - s->buffer = ngx_create_temp_buf(c->pool, sscf->client_buffer_size); - if (s->buffer == NULL) { - ngx_mail_session_internal_server_error(s); - return NGX_ERROR; - } - - return NGX_OK; -} - - -void -ngx_mail_smtp_auth_state(ngx_event_t *rev) -{ - ngx_int_t rc; - ngx_connection_t *c; - ngx_mail_session_t *s; - - c = rev->data; - s = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp auth state"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_mail_close_connection(c); - return; - } - - if (s->out.len) { - ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp send handler busy"); - s->blocked = 1; - return; - } - - s->blocked = 0; - - rc = ngx_mail_read_command(s, c); - - if (rc == NGX_AGAIN || rc == NGX_ERROR) { - return; - } - - ngx_str_set(&s->out, smtp_ok); - - if (rc == NGX_OK) { - switch (s->mail_state) { - - case ngx_smtp_start: - - switch (s->command) { - - case NGX_SMTP_HELO: - case NGX_SMTP_EHLO: - rc = ngx_mail_smtp_helo(s, c); - break; - - case NGX_SMTP_AUTH: - rc = ngx_mail_smtp_auth(s, c); - break; - - case NGX_SMTP_QUIT: - s->quit = 1; - ngx_str_set(&s->out, smtp_bye); - break; - - case NGX_SMTP_MAIL: - rc = ngx_mail_smtp_mail(s, c); - break; - - case NGX_SMTP_RCPT: - rc = ngx_mail_smtp_rcpt(s, c); - break; - - case NGX_SMTP_RSET: - rc = ngx_mail_smtp_rset(s, c); - break; - - case NGX_SMTP_NOOP: - break; - - case NGX_SMTP_STARTTLS: - rc = ngx_mail_smtp_starttls(s, c); - ngx_str_set(&s->out, smtp_starttls); - break; - - default: - rc = NGX_MAIL_PARSE_INVALID_COMMAND; - break; - } - - break; - - case ngx_smtp_auth_login_username: - rc = ngx_mail_auth_login_username(s, c, 0); - - ngx_str_set(&s->out, smtp_password); - s->mail_state = ngx_smtp_auth_login_password; - break; - - case ngx_smtp_auth_login_password: - rc = ngx_mail_auth_login_password(s, c); - break; - - case ngx_smtp_auth_plain: - rc = ngx_mail_auth_plain(s, c, 0); - break; - - case ngx_smtp_auth_cram_md5: - rc = ngx_mail_auth_cram_md5(s, c); - break; - - case ngx_smtp_auth_external: - rc = ngx_mail_auth_external(s, c, 0); - break; - } - } - - if (s->buffer->pos < s->buffer->last) { - s->blocked = 1; - } - - switch (rc) { - - case NGX_DONE: - ngx_mail_auth(s, c); - return; - - case NGX_ERROR: - ngx_mail_session_internal_server_error(s); - return; - - case NGX_MAIL_PARSE_INVALID_COMMAND: - s->mail_state = ngx_smtp_start; - s->state = 0; - ngx_str_set(&s->out, smtp_invalid_command); - - /* fall through */ - - case NGX_OK: - s->args.nelts = 0; - - if (s->buffer->pos == s->buffer->last) { - s->buffer->pos = s->buffer->start; - s->buffer->last = s->buffer->start; - } - - if (s->state) { - s->arg_start = s->buffer->pos; - } - - ngx_mail_send(c->write); - } -} - - -static ngx_int_t -ngx_mail_smtp_helo(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg; - ngx_mail_smtp_srv_conf_t *sscf; - - if (s->args.nelts != 1) { - ngx_str_set(&s->out, smtp_invalid_argument); - s->state = 0; - return NGX_OK; - } - - arg = s->args.elts; - - s->smtp_helo.len = arg[0].len; - - s->smtp_helo.data = ngx_pnalloc(c->pool, arg[0].len); - if (s->smtp_helo.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->smtp_helo.data, arg[0].data, arg[0].len); - - ngx_str_null(&s->smtp_from); - ngx_str_null(&s->smtp_to); - - sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); - - if (s->command == NGX_SMTP_HELO) { - s->out = sscf->server_name; - - } else { - s->esmtp = 1; - -#if (NGX_MAIL_SSL) - - if (c->ssl == NULL) { - ngx_mail_ssl_conf_t *sslcf; - - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - - if (sslcf->starttls == NGX_MAIL_STARTTLS_ON) { - s->out = sscf->starttls_capability; - return NGX_OK; - } - - if (sslcf->starttls == NGX_MAIL_STARTTLS_ONLY) { - s->out = sscf->starttls_only_capability; - return NGX_OK; - } - } -#endif - - s->out = sscf->capability; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_int_t rc; - ngx_mail_core_srv_conf_t *cscf; - ngx_mail_smtp_srv_conf_t *sscf; - -#if (NGX_MAIL_SSL) - if (ngx_mail_starttls_only(s, c)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } -#endif - - if (s->args.nelts == 0) { - ngx_str_set(&s->out, smtp_invalid_argument); - s->state = 0; - return NGX_OK; - } - - sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); - - rc = ngx_mail_auth_parse(s, c); - - switch (rc) { - - case NGX_MAIL_AUTH_LOGIN: - - ngx_str_set(&s->out, smtp_username); - s->mail_state = ngx_smtp_auth_login_username; - - return NGX_OK; - - case NGX_MAIL_AUTH_LOGIN_USERNAME: - - ngx_str_set(&s->out, smtp_password); - s->mail_state = ngx_smtp_auth_login_password; - - return ngx_mail_auth_login_username(s, c, 1); - - case NGX_MAIL_AUTH_PLAIN: - - ngx_str_set(&s->out, smtp_next); - s->mail_state = ngx_smtp_auth_plain; - - return NGX_OK; - - case NGX_MAIL_AUTH_CRAM_MD5: - - if (!(sscf->auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - if (s->salt.data == NULL) { - cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); - - if (ngx_mail_salt(s, c, cscf) != NGX_OK) { - return NGX_ERROR; - } - } - - if (ngx_mail_auth_cram_md5_salt(s, c, "334 ", 4) == NGX_OK) { - s->mail_state = ngx_smtp_auth_cram_md5; - return NGX_OK; - } - - return NGX_ERROR; - - case NGX_MAIL_AUTH_EXTERNAL: - - if (!(sscf->auth_methods & NGX_MAIL_AUTH_EXTERNAL_ENABLED)) { - return NGX_MAIL_PARSE_INVALID_COMMAND; - } - - ngx_str_set(&s->out, smtp_username); - s->mail_state = ngx_smtp_auth_external; - - return NGX_OK; - } - - return rc; -} - - -static ngx_int_t -ngx_mail_smtp_mail(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg, cmd; - ngx_mail_smtp_srv_conf_t *sscf; - - sscf = ngx_mail_get_module_srv_conf(s, ngx_mail_smtp_module); - - if (!(sscf->auth_methods & NGX_MAIL_AUTH_NONE_ENABLED)) { - ngx_mail_smtp_log_rejected_command(s, c, "client was rejected: \"%V\""); - ngx_str_set(&s->out, smtp_auth_required); - return NGX_OK; - } - - /* auth none */ - - if (s->smtp_from.len) { - ngx_str_set(&s->out, smtp_bad_sequence); - return NGX_OK; - } - - if (s->args.nelts == 0) { - ngx_str_set(&s->out, smtp_invalid_argument); - return NGX_OK; - } - - arg = s->args.elts; - arg += s->args.nelts - 1; - - cmd.len = arg->data + arg->len - s->cmd.data; - cmd.data = s->cmd.data; - - s->smtp_from.len = cmd.len; - - s->smtp_from.data = ngx_pnalloc(c->pool, cmd.len); - if (s->smtp_from.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->smtp_from.data, cmd.data, cmd.len); - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "smtp mail from:\"%V\"", &s->smtp_from); - - ngx_str_set(&s->out, smtp_ok); - - return NGX_OK; -} - - -static ngx_int_t -ngx_mail_smtp_rcpt(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_t *arg, cmd; - - if (s->smtp_from.len == 0) { - ngx_str_set(&s->out, smtp_bad_sequence); - return NGX_OK; - } - - if (s->args.nelts == 0) { - ngx_str_set(&s->out, smtp_invalid_argument); - return NGX_OK; - } - - arg = s->args.elts; - arg += s->args.nelts - 1; - - cmd.len = arg->data + arg->len - s->cmd.data; - cmd.data = s->cmd.data; - - s->smtp_to.len = cmd.len; - - s->smtp_to.data = ngx_pnalloc(c->pool, cmd.len); - if (s->smtp_to.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->smtp_to.data, cmd.data, cmd.len); - - ngx_log_debug1(NGX_LOG_DEBUG_MAIL, c->log, 0, - "smtp rcpt to:\"%V\"", &s->smtp_to); - - s->auth_method = NGX_MAIL_AUTH_NONE; - - return NGX_DONE; -} - - -static ngx_int_t -ngx_mail_smtp_rset(ngx_mail_session_t *s, ngx_connection_t *c) -{ - ngx_str_null(&s->smtp_from); - ngx_str_null(&s->smtp_to); - ngx_str_set(&s->out, smtp_ok); - - return NGX_OK; -} - - -static ngx_int_t -ngx_mail_smtp_starttls(ngx_mail_session_t *s, ngx_connection_t *c) -{ -#if (NGX_MAIL_SSL) - ngx_mail_ssl_conf_t *sslcf; - - if (c->ssl == NULL) { - sslcf = ngx_mail_get_module_srv_conf(s, ngx_mail_ssl_module); - if (sslcf->starttls) { - - /* - * RFC3207 requires us to discard any knowledge - * obtained from client before STARTTLS. - */ - - ngx_str_null(&s->smtp_helo); - ngx_str_null(&s->smtp_from); - ngx_str_null(&s->smtp_to); - - s->buffer->pos = s->buffer->start; - s->buffer->last = s->buffer->start; - - c->read->handler = ngx_mail_starttls_handler; - return NGX_OK; - } - } - -#endif - - return NGX_MAIL_PARSE_INVALID_COMMAND; -} - - -static ngx_int_t -ngx_mail_smtp_discard_command(ngx_mail_session_t *s, ngx_connection_t *c, - char *err) -{ - ssize_t n; - - n = c->recv(c, s->buffer->last, s->buffer->end - s->buffer->last); - - if (n == NGX_ERROR || n == 0) { - ngx_mail_close_connection(c); - return NGX_ERROR; - } - - if (n > 0) { - s->buffer->last += n; - } - - if (n == NGX_AGAIN) { - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_mail_session_internal_server_error(s); - return NGX_ERROR; - } - - return NGX_AGAIN; - } - - ngx_mail_smtp_log_rejected_command(s, c, err); - - s->buffer->pos = s->buffer->start; - s->buffer->last = s->buffer->start; - - return NGX_OK; -} - - -static void -ngx_mail_smtp_log_rejected_command(ngx_mail_session_t *s, ngx_connection_t *c, - char *err) -{ - u_char ch; - ngx_str_t cmd; - ngx_uint_t i; - - if (c->log->log_level < NGX_LOG_INFO) { - return; - } - - cmd.len = s->buffer->last - s->buffer->start; - cmd.data = s->buffer->start; - - for (i = 0; i < cmd.len; i++) { - ch = cmd.data[i]; - - if (ch != CR && ch != LF) { - continue; - } - - cmd.data[i] = '_'; - } - - cmd.len = i; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, err, &cmd); -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_smtp_module.c b/src/nginx-1.18.0/src/mail/ngx_mail_smtp_module.c deleted file mode 100644 index 3b5a2d8..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_smtp_module.c +++ /dev/null @@ -1,311 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include -#include - - -static void *ngx_mail_smtp_create_srv_conf(ngx_conf_t *cf); -static char *ngx_mail_smtp_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); - - -static ngx_conf_bitmask_t ngx_mail_smtp_auth_methods[] = { - { ngx_string("plain"), NGX_MAIL_AUTH_PLAIN_ENABLED }, - { ngx_string("login"), NGX_MAIL_AUTH_LOGIN_ENABLED }, - { ngx_string("cram-md5"), NGX_MAIL_AUTH_CRAM_MD5_ENABLED }, - { ngx_string("external"), NGX_MAIL_AUTH_EXTERNAL_ENABLED }, - { ngx_string("none"), NGX_MAIL_AUTH_NONE_ENABLED }, - { ngx_null_string, 0 } -}; - - -static ngx_str_t ngx_mail_smtp_auth_methods_names[] = { - ngx_string("PLAIN"), - ngx_string("LOGIN"), - ngx_null_string, /* APOP */ - ngx_string("CRAM-MD5"), - ngx_string("EXTERNAL"), - ngx_null_string /* NONE */ -}; - - -static ngx_mail_protocol_t ngx_mail_smtp_protocol = { - ngx_string("smtp"), - { 25, 465, 587, 0 }, - NGX_MAIL_SMTP_PROTOCOL, - - ngx_mail_smtp_init_session, - ngx_mail_smtp_init_protocol, - ngx_mail_smtp_parse_command, - ngx_mail_smtp_auth_state, - - ngx_string("451 4.3.2 Internal server error" CRLF), - ngx_string("421 4.7.1 SSL certificate error" CRLF), - ngx_string("421 4.7.1 No required SSL certificate" CRLF) -}; - - -static ngx_command_t ngx_mail_smtp_commands[] = { - - { ngx_string("smtp_client_buffer"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_smtp_srv_conf_t, client_buffer_size), - NULL }, - - { ngx_string("smtp_greeting_delay"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_smtp_srv_conf_t, greeting_delay), - NULL }, - - { ngx_string("smtp_capabilities"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_mail_capabilities, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_smtp_srv_conf_t, capabilities), - NULL }, - - { ngx_string("smtp_auth"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_smtp_srv_conf_t, auth_methods), - &ngx_mail_smtp_auth_methods }, - - ngx_null_command -}; - - -static ngx_mail_module_t ngx_mail_smtp_module_ctx = { - &ngx_mail_smtp_protocol, /* protocol */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_mail_smtp_create_srv_conf, /* create server configuration */ - ngx_mail_smtp_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_mail_smtp_module = { - NGX_MODULE_V1, - &ngx_mail_smtp_module_ctx, /* module context */ - ngx_mail_smtp_commands, /* module directives */ - NGX_MAIL_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static void * -ngx_mail_smtp_create_srv_conf(ngx_conf_t *cf) -{ - ngx_mail_smtp_srv_conf_t *sscf; - - sscf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_smtp_srv_conf_t)); - if (sscf == NULL) { - return NULL; - } - - sscf->client_buffer_size = NGX_CONF_UNSET_SIZE; - sscf->greeting_delay = NGX_CONF_UNSET_MSEC; - - if (ngx_array_init(&sscf->capabilities, cf->pool, 4, sizeof(ngx_str_t)) - != NGX_OK) - { - return NULL; - } - - return sscf; -} - - -static char * -ngx_mail_smtp_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_mail_smtp_srv_conf_t *prev = parent; - ngx_mail_smtp_srv_conf_t *conf = child; - - u_char *p, *auth, *last; - size_t size; - ngx_str_t *c; - ngx_uint_t i, m, auth_enabled; - ngx_mail_core_srv_conf_t *cscf; - - ngx_conf_merge_size_value(conf->client_buffer_size, - prev->client_buffer_size, - (size_t) ngx_pagesize); - - ngx_conf_merge_msec_value(conf->greeting_delay, - prev->greeting_delay, 0); - - ngx_conf_merge_bitmask_value(conf->auth_methods, - prev->auth_methods, - (NGX_CONF_BITMASK_SET - |NGX_MAIL_AUTH_PLAIN_ENABLED - |NGX_MAIL_AUTH_LOGIN_ENABLED)); - - - cscf = ngx_mail_conf_get_module_srv_conf(cf, ngx_mail_core_module); - - size = sizeof("220 ESMTP ready" CRLF) - 1 + cscf->server_name.len; - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->greeting.len = size; - conf->greeting.data = p; - - *p++ = '2'; *p++ = '2'; *p++ = '0'; *p++ = ' '; - p = ngx_cpymem(p, cscf->server_name.data, cscf->server_name.len); - ngx_memcpy(p, " ESMTP ready" CRLF, sizeof(" ESMTP ready" CRLF) - 1); - - - size = sizeof("250 " CRLF) - 1 + cscf->server_name.len; - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->server_name.len = size; - conf->server_name.data = p; - - *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = ' '; - p = ngx_cpymem(p, cscf->server_name.data, cscf->server_name.len); - *p++ = CR; *p = LF; - - - if (conf->capabilities.nelts == 0) { - conf->capabilities = prev->capabilities; - } - - size = sizeof("250-") - 1 + cscf->server_name.len + sizeof(CRLF) - 1; - - c = conf->capabilities.elts; - for (i = 0; i < conf->capabilities.nelts; i++) { - size += sizeof("250 ") - 1 + c[i].len + sizeof(CRLF) - 1; - } - - auth_enabled = 0; - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (m & conf->auth_methods) { - size += 1 + ngx_mail_smtp_auth_methods_names[i].len; - auth_enabled = 1; - } - } - - if (auth_enabled) { - size += sizeof("250 AUTH") - 1 + sizeof(CRLF) - 1; - } - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->capability.len = size; - conf->capability.data = p; - - last = p; - - *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = '-'; - p = ngx_cpymem(p, cscf->server_name.data, cscf->server_name.len); - *p++ = CR; *p++ = LF; - - for (i = 0; i < conf->capabilities.nelts; i++) { - last = p; - *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = '-'; - p = ngx_cpymem(p, c[i].data, c[i].len); - *p++ = CR; *p++ = LF; - } - - auth = p; - - if (auth_enabled) { - last = p; - - *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = ' '; - *p++ = 'A'; *p++ = 'U'; *p++ = 'T'; *p++ = 'H'; - - for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0; - m <= NGX_MAIL_AUTH_EXTERNAL_ENABLED; - m <<= 1, i++) - { - if (m & conf->auth_methods) { - *p++ = ' '; - p = ngx_cpymem(p, ngx_mail_smtp_auth_methods_names[i].data, - ngx_mail_smtp_auth_methods_names[i].len); - } - } - - *p++ = CR; *p = LF; - - } else { - last[3] = ' '; - } - - size += sizeof("250 STARTTLS" CRLF) - 1; - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->starttls_capability.len = size; - conf->starttls_capability.data = p; - - p = ngx_cpymem(p, conf->capability.data, conf->capability.len); - - ngx_memcpy(p, "250 STARTTLS" CRLF, sizeof("250 STARTTLS" CRLF) - 1); - - p = conf->starttls_capability.data - + (last - conf->capability.data) + 3; - *p = '-'; - - size = (auth - conf->capability.data) - + sizeof("250 STARTTLS" CRLF) - 1; - - p = ngx_pnalloc(cf->pool, size); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - conf->starttls_only_capability.len = size; - conf->starttls_only_capability.data = p; - - p = ngx_cpymem(p, conf->capability.data, auth - conf->capability.data); - - ngx_memcpy(p, "250 STARTTLS" CRLF, sizeof("250 STARTTLS" CRLF) - 1); - - if (last < auth) { - p = conf->starttls_only_capability.data - + (last - conf->capability.data) + 3; - *p = '-'; - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_smtp_module.h b/src/nginx-1.18.0/src/mail/ngx_mail_smtp_module.h deleted file mode 100644 index 04ffab6..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_smtp_module.h +++ /dev/null @@ -1,45 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_MAIL_SMTP_MODULE_H_INCLUDED_ -#define _NGX_MAIL_SMTP_MODULE_H_INCLUDED_ - - -#include -#include -#include -#include - - -typedef struct { - ngx_msec_t greeting_delay; - - size_t client_buffer_size; - - ngx_str_t capability; - ngx_str_t starttls_capability; - ngx_str_t starttls_only_capability; - - ngx_str_t server_name; - ngx_str_t greeting; - - ngx_uint_t auth_methods; - - ngx_array_t capabilities; -} ngx_mail_smtp_srv_conf_t; - - -void ngx_mail_smtp_init_session(ngx_mail_session_t *s, ngx_connection_t *c); -void ngx_mail_smtp_init_protocol(ngx_event_t *rev); -void ngx_mail_smtp_auth_state(ngx_event_t *rev); -ngx_int_t ngx_mail_smtp_parse_command(ngx_mail_session_t *s); - - -extern ngx_module_t ngx_mail_smtp_module; - - -#endif /* _NGX_MAIL_SMTP_MODULE_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_ssl_module.c b/src/nginx-1.18.0/src/mail/ngx_mail_ssl_module.c deleted file mode 100644 index e193b29..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_ssl_module.c +++ /dev/null @@ -1,656 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -#define NGX_DEFAULT_CIPHERS "HIGH:!aNULL:!MD5" -#define NGX_DEFAULT_ECDH_CURVE "auto" - - -static void *ngx_mail_ssl_create_conf(ngx_conf_t *cf); -static char *ngx_mail_ssl_merge_conf(ngx_conf_t *cf, void *parent, void *child); - -static char *ngx_mail_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_mail_ssl_starttls(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_mail_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_mail_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_conf_enum_t ngx_mail_starttls_state[] = { - { ngx_string("off"), NGX_MAIL_STARTTLS_OFF }, - { ngx_string("on"), NGX_MAIL_STARTTLS_ON }, - { ngx_string("only"), NGX_MAIL_STARTTLS_ONLY }, - { ngx_null_string, 0 } -}; - - - -static ngx_conf_bitmask_t ngx_mail_ssl_protocols[] = { - { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, - { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, - { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, - { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, - { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, - { ngx_string("TLSv1.3"), NGX_SSL_TLSv1_3 }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_enum_t ngx_mail_ssl_verify[] = { - { ngx_string("off"), 0 }, - { ngx_string("on"), 1 }, - { ngx_string("optional"), 2 }, - { ngx_string("optional_no_ca"), 3 }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_deprecated_t ngx_mail_ssl_deprecated = { - ngx_conf_deprecated, "ssl", "listen ... ssl" -}; - - -static ngx_command_t ngx_mail_ssl_commands[] = { - - { ngx_string("ssl"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, - ngx_mail_ssl_enable, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, enable), - &ngx_mail_ssl_deprecated }, - - { ngx_string("starttls"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_mail_ssl_starttls, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, starttls), - ngx_mail_starttls_state }, - - { ngx_string("ssl_certificate"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, certificates), - NULL }, - - { ngx_string("ssl_certificate_key"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, certificate_keys), - NULL }, - - { ngx_string("ssl_password_file"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_mail_ssl_password_file, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ssl_dhparam"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, dhparam), - NULL }, - - { ngx_string("ssl_ecdh_curve"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, ecdh_curve), - NULL }, - - { ngx_string("ssl_protocols"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, protocols), - &ngx_mail_ssl_protocols }, - - { ngx_string("ssl_ciphers"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, ciphers), - NULL }, - - { ngx_string("ssl_prefer_server_ciphers"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, prefer_server_ciphers), - NULL }, - - { ngx_string("ssl_session_cache"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE12, - ngx_mail_ssl_session_cache, - NGX_MAIL_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ssl_session_tickets"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, session_tickets), - NULL }, - - { ngx_string("ssl_session_ticket_key"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, session_ticket_keys), - NULL }, - - { ngx_string("ssl_session_timeout"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_sec_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, session_timeout), - NULL }, - - { ngx_string("ssl_verify_client"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, verify), - &ngx_mail_ssl_verify }, - - { ngx_string("ssl_verify_depth"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, verify_depth), - NULL }, - - { ngx_string("ssl_client_certificate"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, client_certificate), - NULL }, - - { ngx_string("ssl_trusted_certificate"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, trusted_certificate), - NULL }, - - { ngx_string("ssl_crl"), - NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_MAIL_SRV_CONF_OFFSET, - offsetof(ngx_mail_ssl_conf_t, crl), - NULL }, - - ngx_null_command -}; - - -static ngx_mail_module_t ngx_mail_ssl_module_ctx = { - NULL, /* protocol */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_mail_ssl_create_conf, /* create server configuration */ - ngx_mail_ssl_merge_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_mail_ssl_module = { - NGX_MODULE_V1, - &ngx_mail_ssl_module_ctx, /* module context */ - ngx_mail_ssl_commands, /* module directives */ - NGX_MAIL_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_mail_ssl_sess_id_ctx = ngx_string("MAIL"); - - -static void * -ngx_mail_ssl_create_conf(ngx_conf_t *cf) -{ - ngx_mail_ssl_conf_t *scf; - - scf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_ssl_conf_t)); - if (scf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * scf->listen = 0; - * scf->protocols = 0; - * scf->dhparam = { 0, NULL }; - * scf->ecdh_curve = { 0, NULL }; - * scf->client_certificate = { 0, NULL }; - * scf->trusted_certificate = { 0, NULL }; - * scf->crl = { 0, NULL }; - * scf->ciphers = { 0, NULL }; - * scf->shm_zone = NULL; - */ - - scf->enable = NGX_CONF_UNSET; - scf->starttls = NGX_CONF_UNSET_UINT; - scf->certificates = NGX_CONF_UNSET_PTR; - scf->certificate_keys = NGX_CONF_UNSET_PTR; - scf->passwords = NGX_CONF_UNSET_PTR; - scf->prefer_server_ciphers = NGX_CONF_UNSET; - scf->verify = NGX_CONF_UNSET_UINT; - scf->verify_depth = NGX_CONF_UNSET_UINT; - scf->builtin_session_cache = NGX_CONF_UNSET; - scf->session_timeout = NGX_CONF_UNSET; - scf->session_tickets = NGX_CONF_UNSET; - scf->session_ticket_keys = NGX_CONF_UNSET_PTR; - - return scf; -} - - -static char * -ngx_mail_ssl_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_mail_ssl_conf_t *prev = parent; - ngx_mail_ssl_conf_t *conf = child; - - char *mode; - ngx_pool_cleanup_t *cln; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - ngx_conf_merge_uint_value(conf->starttls, prev->starttls, - NGX_MAIL_STARTTLS_OFF); - - ngx_conf_merge_value(conf->session_timeout, - prev->session_timeout, 300); - - ngx_conf_merge_value(conf->prefer_server_ciphers, - prev->prefer_server_ciphers, 0); - - ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols, - (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 - |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); - - ngx_conf_merge_uint_value(conf->verify, prev->verify, 0); - ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1); - - ngx_conf_merge_ptr_value(conf->certificates, prev->certificates, NULL); - ngx_conf_merge_ptr_value(conf->certificate_keys, prev->certificate_keys, - NULL); - - ngx_conf_merge_ptr_value(conf->passwords, prev->passwords, NULL); - - ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, ""); - - ngx_conf_merge_str_value(conf->ecdh_curve, prev->ecdh_curve, - NGX_DEFAULT_ECDH_CURVE); - - ngx_conf_merge_str_value(conf->client_certificate, - prev->client_certificate, ""); - ngx_conf_merge_str_value(conf->trusted_certificate, - prev->trusted_certificate, ""); - ngx_conf_merge_str_value(conf->crl, prev->crl, ""); - - ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS); - - - conf->ssl.log = cf->log; - - if (conf->listen) { - mode = "listen ... ssl"; - - } else if (conf->enable) { - mode = "ssl"; - - } else if (conf->starttls != NGX_MAIL_STARTTLS_OFF) { - mode = "starttls"; - - } else { - return NGX_CONF_OK; - } - - if (conf->file == NULL) { - conf->file = prev->file; - conf->line = prev->line; - } - - if (conf->certificates == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate\" is defined for " - "the \"%s\" directive in %s:%ui", - mode, conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->certificate_keys == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate_key\" is defined for " - "the \"%s\" directive in %s:%ui", - mode, conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->certificate_keys->nelts < conf->certificates->nelts) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate_key\" is defined " - "for certificate \"%V\" and " - "the \"%s\" directive in %s:%ui", - ((ngx_str_t *) conf->certificates->elts) - + conf->certificates->nelts - 1, - mode, conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (ngx_ssl_create(&conf->ssl, conf->protocols, NULL) != NGX_OK) { - return NGX_CONF_ERROR; - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - ngx_ssl_cleanup_ctx(&conf->ssl); - return NGX_CONF_ERROR; - } - - cln->handler = ngx_ssl_cleanup_ctx; - cln->data = &conf->ssl; - - if (ngx_ssl_certificates(cf, &conf->ssl, conf->certificates, - conf->certificate_keys, conf->passwords) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (conf->verify) { - - if (conf->client_certificate.len == 0 && conf->verify != 3) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no ssl_client_certificate for ssl_verify_client"); - return NGX_CONF_ERROR; - } - - if (ngx_ssl_client_certificate(cf, &conf->ssl, - &conf->client_certificate, - conf->verify_depth) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_trusted_certificate(cf, &conf->ssl, - &conf->trusted_certificate, - conf->verify_depth) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_crl(cf, &conf->ssl, &conf->crl) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - if (ngx_ssl_ciphers(cf, &conf->ssl, &conf->ciphers, - conf->prefer_server_ciphers) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_ecdh_curve(cf, &conf->ssl, &conf->ecdh_curve) != NGX_OK) { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->builtin_session_cache, - prev->builtin_session_cache, NGX_SSL_NONE_SCACHE); - - if (conf->shm_zone == NULL) { - conf->shm_zone = prev->shm_zone; - } - - if (ngx_ssl_session_cache(&conf->ssl, &ngx_mail_ssl_sess_id_ctx, - conf->certificates, conf->builtin_session_cache, - conf->shm_zone, conf->session_timeout) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->session_tickets, - prev->session_tickets, 1); - -#ifdef SSL_OP_NO_TICKET - if (!conf->session_tickets) { - SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_NO_TICKET); - } -#endif - - ngx_conf_merge_ptr_value(conf->session_ticket_keys, - prev->session_ticket_keys, NULL); - - if (ngx_ssl_session_ticket_keys(cf, &conf->ssl, conf->session_ticket_keys) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_ssl_conf_t *scf = conf; - - char *rv; - - rv = ngx_conf_set_flag_slot(cf, cmd, conf); - - if (rv != NGX_CONF_OK) { - return rv; - } - - if (scf->enable && (ngx_int_t) scf->starttls > NGX_MAIL_STARTTLS_OFF) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"starttls\" directive conflicts with \"ssl on\""); - return NGX_CONF_ERROR; - } - - if (!scf->listen) { - scf->file = cf->conf_file->file.name.data; - scf->line = cf->conf_file->line; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_ssl_starttls(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_ssl_conf_t *scf = conf; - - char *rv; - - rv = ngx_conf_set_enum_slot(cf, cmd, conf); - - if (rv != NGX_CONF_OK) { - return rv; - } - - if (scf->enable == 1 && (ngx_int_t) scf->starttls > NGX_MAIL_STARTTLS_OFF) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"ssl\" directive conflicts with \"starttls\""); - return NGX_CONF_ERROR; - } - - if (!scf->listen) { - scf->file = cf->conf_file->file.name.data; - scf->line = cf->conf_file->line; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_ssl_conf_t *scf = conf; - - ngx_str_t *value; - - if (scf->passwords != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - scf->passwords = ngx_ssl_read_password_file(cf, &value[1]); - - if (scf->passwords == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_mail_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_mail_ssl_conf_t *scf = conf; - - size_t len; - ngx_str_t *value, name, size; - ngx_int_t n; - ngx_uint_t i, j; - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strcmp(value[i].data, "off") == 0) { - scf->builtin_session_cache = NGX_SSL_NO_SCACHE; - continue; - } - - if (ngx_strcmp(value[i].data, "none") == 0) { - scf->builtin_session_cache = NGX_SSL_NONE_SCACHE; - continue; - } - - if (ngx_strcmp(value[i].data, "builtin") == 0) { - scf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE; - continue; - } - - if (value[i].len > sizeof("builtin:") - 1 - && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1) - == 0) - { - n = ngx_atoi(value[i].data + sizeof("builtin:") - 1, - value[i].len - (sizeof("builtin:") - 1)); - - if (n == NGX_ERROR) { - goto invalid; - } - - scf->builtin_session_cache = n; - - continue; - } - - if (value[i].len > sizeof("shared:") - 1 - && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1) - == 0) - { - len = 0; - - for (j = sizeof("shared:") - 1; j < value[i].len; j++) { - if (value[i].data[j] == ':') { - break; - } - - len++; - } - - if (len == 0) { - goto invalid; - } - - name.len = len; - name.data = value[i].data + sizeof("shared:") - 1; - - size.len = value[i].len - j - 1; - size.data = name.data + len + 1; - - n = ngx_parse_size(&size); - - if (n == NGX_ERROR) { - goto invalid; - } - - if (n < (ngx_int_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "session cache \"%V\" is too small", - &value[i]); - - return NGX_CONF_ERROR; - } - - scf->shm_zone = ngx_shared_memory_add(cf, &name, n, - &ngx_mail_ssl_module); - if (scf->shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - scf->shm_zone->init = ngx_ssl_session_cache_init; - - continue; - } - - goto invalid; - } - - if (scf->shm_zone && scf->builtin_session_cache == NGX_CONF_UNSET) { - scf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE; - } - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid session cache \"%V\"", &value[i]); - - return NGX_CONF_ERROR; -} diff --git a/src/nginx-1.18.0/src/mail/ngx_mail_ssl_module.h b/src/nginx-1.18.0/src/mail/ngx_mail_ssl_module.h deleted file mode 100644 index d6b0b8e..0000000 --- a/src/nginx-1.18.0/src/mail/ngx_mail_ssl_module.h +++ /dev/null @@ -1,65 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_MAIL_SSL_H_INCLUDED_ -#define _NGX_MAIL_SSL_H_INCLUDED_ - - -#include -#include -#include - - -#define NGX_MAIL_STARTTLS_OFF 0 -#define NGX_MAIL_STARTTLS_ON 1 -#define NGX_MAIL_STARTTLS_ONLY 2 - - -typedef struct { - ngx_flag_t enable; - ngx_flag_t prefer_server_ciphers; - - ngx_ssl_t ssl; - - ngx_uint_t starttls; - ngx_uint_t listen; - ngx_uint_t protocols; - - ngx_uint_t verify; - ngx_uint_t verify_depth; - - ssize_t builtin_session_cache; - - time_t session_timeout; - - ngx_array_t *certificates; - ngx_array_t *certificate_keys; - - ngx_str_t dhparam; - ngx_str_t ecdh_curve; - ngx_str_t client_certificate; - ngx_str_t trusted_certificate; - ngx_str_t crl; - - ngx_str_t ciphers; - - ngx_array_t *passwords; - - ngx_shm_zone_t *shm_zone; - - ngx_flag_t session_tickets; - ngx_array_t *session_ticket_keys; - - u_char *file; - ngx_uint_t line; -} ngx_mail_ssl_conf_t; - - -extern ngx_module_t ngx_mail_ssl_module; - - -#endif /* _NGX_MAIL_SSL_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/misc/ngx_cpp_test_module.cpp b/src/nginx-1.18.0/src/misc/ngx_cpp_test_module.cpp deleted file mode 100644 index 5d2f08d..0000000 --- a/src/nginx-1.18.0/src/misc/ngx_cpp_test_module.cpp +++ /dev/null @@ -1,29 +0,0 @@ - -// stub module to test header files' C++ compatibility - -extern "C" { - #include - #include - #include - #include - #include - - #include - - #include - #include - #include - #include -} - -// nginx header files should go before other, because they define 64-bit off_t -// #include - - -void ngx_cpp_test_handler(void *data); - -void -ngx_cpp_test_handler(void *data) -{ - return; -} diff --git a/src/nginx-1.18.0/src/misc/ngx_google_perftools_module.c b/src/nginx-1.18.0/src/misc/ngx_google_perftools_module.c deleted file mode 100644 index 381f3d1..0000000 --- a/src/nginx-1.18.0/src/misc/ngx_google_perftools_module.c +++ /dev/null @@ -1,126 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - -/* - * declare Profiler interface here because - * is C++ header file - */ - -int ProfilerStart(u_char* fname); -void ProfilerStop(void); -void ProfilerRegisterThread(void); - - -static void *ngx_google_perftools_create_conf(ngx_cycle_t *cycle); -static ngx_int_t ngx_google_perftools_worker(ngx_cycle_t *cycle); - - -typedef struct { - ngx_str_t profiles; -} ngx_google_perftools_conf_t; - - -static ngx_command_t ngx_google_perftools_commands[] = { - - { ngx_string("google_perftools_profiles"), - NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - 0, - offsetof(ngx_google_perftools_conf_t, profiles), - NULL }, - - ngx_null_command -}; - - -static ngx_core_module_t ngx_google_perftools_module_ctx = { - ngx_string("google_perftools"), - ngx_google_perftools_create_conf, - NULL -}; - - -ngx_module_t ngx_google_perftools_module = { - NGX_MODULE_V1, - &ngx_google_perftools_module_ctx, /* module context */ - ngx_google_perftools_commands, /* module directives */ - NGX_CORE_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - ngx_google_perftools_worker, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static void * -ngx_google_perftools_create_conf(ngx_cycle_t *cycle) -{ - ngx_google_perftools_conf_t *gptcf; - - gptcf = ngx_pcalloc(cycle->pool, sizeof(ngx_google_perftools_conf_t)); - if (gptcf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc() - * - * gptcf->profiles = { 0, NULL }; - */ - - return gptcf; -} - - -static ngx_int_t -ngx_google_perftools_worker(ngx_cycle_t *cycle) -{ - u_char *profile; - ngx_google_perftools_conf_t *gptcf; - - gptcf = (ngx_google_perftools_conf_t *) - ngx_get_conf(cycle->conf_ctx, ngx_google_perftools_module); - - if (gptcf->profiles.len == 0) { - return NGX_OK; - } - - profile = ngx_alloc(gptcf->profiles.len + NGX_INT_T_LEN + 2, cycle->log); - if (profile == NULL) { - return NGX_OK; - } - - if (getenv("CPUPROFILE")) { - /* disable inherited Profiler enabled in master process */ - ProfilerStop(); - } - - ngx_sprintf(profile, "%V.%d%Z", &gptcf->profiles, ngx_pid); - - if (ProfilerStart(profile)) { - /* start ITIMER_PROF timer */ - ProfilerRegisterThread(); - - } else { - ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_errno, - "ProfilerStart(%s) failed", profile); - } - - ngx_free(profile); - - return NGX_OK; -} - - -/* ProfilerStop() is called on Profiler destruction */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_alloc.c b/src/nginx-1.18.0/src/os/unix/ngx_alloc.c deleted file mode 100644 index 5c2f787..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_alloc.c +++ /dev/null @@ -1,90 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -ngx_uint_t ngx_pagesize; -ngx_uint_t ngx_pagesize_shift; -ngx_uint_t ngx_cacheline_size; - - -void * -ngx_alloc(size_t size, ngx_log_t *log) -{ - void *p; - - p = malloc(size); - if (p == NULL) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, - "malloc(%uz) failed", size); - } - - ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, "malloc: %p:%uz", p, size); - - return p; -} - - -void * -ngx_calloc(size_t size, ngx_log_t *log) -{ - void *p; - - p = ngx_alloc(size, log); - - if (p) { - ngx_memzero(p, size); - } - - return p; -} - - -#if (NGX_HAVE_POSIX_MEMALIGN) - -void * -ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) -{ - void *p; - int err; - - err = posix_memalign(&p, alignment, size); - - if (err) { - ngx_log_error(NGX_LOG_EMERG, log, err, - "posix_memalign(%uz, %uz) failed", alignment, size); - p = NULL; - } - - ngx_log_debug3(NGX_LOG_DEBUG_ALLOC, log, 0, - "posix_memalign: %p:%uz @%uz", p, size, alignment); - - return p; -} - -#elif (NGX_HAVE_MEMALIGN) - -void * -ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) -{ - void *p; - - p = memalign(alignment, size); - if (p == NULL) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, - "memalign(%uz, %uz) failed", alignment, size); - } - - ngx_log_debug3(NGX_LOG_DEBUG_ALLOC, log, 0, - "memalign: %p:%uz @%uz", p, size, alignment); - - return p; -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_alloc.h b/src/nginx-1.18.0/src/os/unix/ngx_alloc.h deleted file mode 100644 index 655db25..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_alloc.h +++ /dev/null @@ -1,45 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_ALLOC_H_INCLUDED_ -#define _NGX_ALLOC_H_INCLUDED_ - - -#include -#include - - -void *ngx_alloc(size_t size, ngx_log_t *log); -void *ngx_calloc(size_t size, ngx_log_t *log); - -#define ngx_free free - - -/* - * Linux has memalign() or posix_memalign() - * Solaris has memalign() - * FreeBSD 7.0 has posix_memalign(), besides, early version's malloc() - * aligns allocations bigger than page size at the page boundary - */ - -#if (NGX_HAVE_POSIX_MEMALIGN || NGX_HAVE_MEMALIGN) - -void *ngx_memalign(size_t alignment, size_t size, ngx_log_t *log); - -#else - -#define ngx_memalign(alignment, size, log) ngx_alloc(size, log) - -#endif - - -extern ngx_uint_t ngx_pagesize; -extern ngx_uint_t ngx_pagesize_shift; -extern ngx_uint_t ngx_cacheline_size; - - -#endif /* _NGX_ALLOC_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_atomic.h b/src/nginx-1.18.0/src/os/unix/ngx_atomic.h deleted file mode 100644 index 74b8b7f..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_atomic.h +++ /dev/null @@ -1,313 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_ATOMIC_H_INCLUDED_ -#define _NGX_ATOMIC_H_INCLUDED_ - - -#include -#include - - -#if (NGX_HAVE_LIBATOMIC) - -#define AO_REQUIRE_CAS -#include - -#define NGX_HAVE_ATOMIC_OPS 1 - -typedef long ngx_atomic_int_t; -typedef AO_t ngx_atomic_uint_t; -typedef volatile ngx_atomic_uint_t ngx_atomic_t; - -#if (NGX_PTR_SIZE == 8) -#define NGX_ATOMIC_T_LEN (sizeof("-9223372036854775808") - 1) -#else -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) -#endif - -#define ngx_atomic_cmp_set(lock, old, new) \ - AO_compare_and_swap(lock, old, new) -#define ngx_atomic_fetch_add(value, add) \ - AO_fetch_and_add(value, add) -#define ngx_memory_barrier() AO_nop() -#define ngx_cpu_pause() - - -#elif (NGX_DARWIN_ATOMIC) - -/* - * use Darwin 8 atomic(3) and barrier(3) operations - * optimized at run-time for UP and SMP - */ - -#include - -/* "bool" conflicts with perl's CORE/handy.h */ -#if 0 -#undef bool -#endif - - -#define NGX_HAVE_ATOMIC_OPS 1 - -#if (NGX_PTR_SIZE == 8) - -typedef int64_t ngx_atomic_int_t; -typedef uint64_t ngx_atomic_uint_t; -#define NGX_ATOMIC_T_LEN (sizeof("-9223372036854775808") - 1) - -#define ngx_atomic_cmp_set(lock, old, new) \ - OSAtomicCompareAndSwap64Barrier(old, new, (int64_t *) lock) - -#define ngx_atomic_fetch_add(value, add) \ - (OSAtomicAdd64(add, (int64_t *) value) - add) - -#else - -typedef int32_t ngx_atomic_int_t; -typedef uint32_t ngx_atomic_uint_t; -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) - -#define ngx_atomic_cmp_set(lock, old, new) \ - OSAtomicCompareAndSwap32Barrier(old, new, (int32_t *) lock) - -#define ngx_atomic_fetch_add(value, add) \ - (OSAtomicAdd32(add, (int32_t *) value) - add) - -#endif - -#define ngx_memory_barrier() OSMemoryBarrier() - -#define ngx_cpu_pause() - -typedef volatile ngx_atomic_uint_t ngx_atomic_t; - - -#elif (NGX_HAVE_GCC_ATOMIC) - -/* GCC 4.1 builtin atomic operations */ - -#define NGX_HAVE_ATOMIC_OPS 1 - -typedef long ngx_atomic_int_t; -typedef unsigned long ngx_atomic_uint_t; - -#if (NGX_PTR_SIZE == 8) -#define NGX_ATOMIC_T_LEN (sizeof("-9223372036854775808") - 1) -#else -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) -#endif - -typedef volatile ngx_atomic_uint_t ngx_atomic_t; - - -#define ngx_atomic_cmp_set(lock, old, set) \ - __sync_bool_compare_and_swap(lock, old, set) - -#define ngx_atomic_fetch_add(value, add) \ - __sync_fetch_and_add(value, add) - -#define ngx_memory_barrier() __sync_synchronize() - -#if ( __i386__ || __i386 || __amd64__ || __amd64 ) -#define ngx_cpu_pause() __asm__ ("pause") -#else -#define ngx_cpu_pause() -#endif - - -#elif ( __i386__ || __i386 ) - -typedef int32_t ngx_atomic_int_t; -typedef uint32_t ngx_atomic_uint_t; -typedef volatile ngx_atomic_uint_t ngx_atomic_t; -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) - - -#if ( __SUNPRO_C ) - -#define NGX_HAVE_ATOMIC_OPS 1 - -ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set); - -ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add); - -/* - * Sun Studio 12 exits with segmentation fault on '__asm ("pause")', - * so ngx_cpu_pause is declared in src/os/unix/ngx_sunpro_x86.il - */ - -void -ngx_cpu_pause(void); - -/* the code in src/os/unix/ngx_sunpro_x86.il */ - -#define ngx_memory_barrier() __asm (".volatile"); __asm (".nonvolatile") - - -#else /* ( __GNUC__ || __INTEL_COMPILER ) */ - -#define NGX_HAVE_ATOMIC_OPS 1 - -#include "ngx_gcc_atomic_x86.h" - -#endif - - -#elif ( __amd64__ || __amd64 ) - -typedef int64_t ngx_atomic_int_t; -typedef uint64_t ngx_atomic_uint_t; -typedef volatile ngx_atomic_uint_t ngx_atomic_t; -#define NGX_ATOMIC_T_LEN (sizeof("-9223372036854775808") - 1) - - -#if ( __SUNPRO_C ) - -#define NGX_HAVE_ATOMIC_OPS 1 - -ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set); - -ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add); - -/* - * Sun Studio 12 exits with segmentation fault on '__asm ("pause")', - * so ngx_cpu_pause is declared in src/os/unix/ngx_sunpro_amd64.il - */ - -void -ngx_cpu_pause(void); - -/* the code in src/os/unix/ngx_sunpro_amd64.il */ - -#define ngx_memory_barrier() __asm (".volatile"); __asm (".nonvolatile") - - -#else /* ( __GNUC__ || __INTEL_COMPILER ) */ - -#define NGX_HAVE_ATOMIC_OPS 1 - -#include "ngx_gcc_atomic_amd64.h" - -#endif - - -#elif ( __sparc__ || __sparc || __sparcv9 ) - -#if (NGX_PTR_SIZE == 8) - -typedef int64_t ngx_atomic_int_t; -typedef uint64_t ngx_atomic_uint_t; -#define NGX_ATOMIC_T_LEN (sizeof("-9223372036854775808") - 1) - -#else - -typedef int32_t ngx_atomic_int_t; -typedef uint32_t ngx_atomic_uint_t; -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) - -#endif - -typedef volatile ngx_atomic_uint_t ngx_atomic_t; - - -#if ( __SUNPRO_C ) - -#define NGX_HAVE_ATOMIC_OPS 1 - -#include "ngx_sunpro_atomic_sparc64.h" - - -#else /* ( __GNUC__ || __INTEL_COMPILER ) */ - -#define NGX_HAVE_ATOMIC_OPS 1 - -#include "ngx_gcc_atomic_sparc64.h" - -#endif - - -#elif ( __powerpc__ || __POWERPC__ ) - -#define NGX_HAVE_ATOMIC_OPS 1 - -#if (NGX_PTR_SIZE == 8) - -typedef int64_t ngx_atomic_int_t; -typedef uint64_t ngx_atomic_uint_t; -#define NGX_ATOMIC_T_LEN (sizeof("-9223372036854775808") - 1) - -#else - -typedef int32_t ngx_atomic_int_t; -typedef uint32_t ngx_atomic_uint_t; -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) - -#endif - -typedef volatile ngx_atomic_uint_t ngx_atomic_t; - - -#include "ngx_gcc_atomic_ppc.h" - -#endif - - -#if !(NGX_HAVE_ATOMIC_OPS) - -#define NGX_HAVE_ATOMIC_OPS 0 - -typedef int32_t ngx_atomic_int_t; -typedef uint32_t ngx_atomic_uint_t; -typedef volatile ngx_atomic_uint_t ngx_atomic_t; -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) - - -static ngx_inline ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set) -{ - if (*lock == old) { - *lock = set; - return 1; - } - - return 0; -} - - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - ngx_atomic_int_t old; - - old = *value; - *value += add; - - return old; -} - -#define ngx_memory_barrier() -#define ngx_cpu_pause() - -#endif - - -void ngx_spinlock(ngx_atomic_t *lock, ngx_atomic_int_t value, ngx_uint_t spin); - -#define ngx_trylock(lock) (*(lock) == 0 && ngx_atomic_cmp_set(lock, 0, 1)) -#define ngx_unlock(lock) *(lock) = 0 - - -#endif /* _NGX_ATOMIC_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_channel.c b/src/nginx-1.18.0/src/os/unix/ngx_channel.c deleted file mode 100644 index 1efa066..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_channel.c +++ /dev/null @@ -1,253 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ngx_int_t -ngx_write_channel(ngx_socket_t s, ngx_channel_t *ch, size_t size, - ngx_log_t *log) -{ - ssize_t n; - ngx_err_t err; - struct iovec iov[1]; - struct msghdr msg; - -#if (NGX_HAVE_MSGHDR_MSG_CONTROL) - - union { - struct cmsghdr cm; - char space[CMSG_SPACE(sizeof(int))]; - } cmsg; - - if (ch->fd == -1) { - msg.msg_control = NULL; - msg.msg_controllen = 0; - - } else { - msg.msg_control = (caddr_t) &cmsg; - msg.msg_controllen = sizeof(cmsg); - - ngx_memzero(&cmsg, sizeof(cmsg)); - - cmsg.cm.cmsg_len = CMSG_LEN(sizeof(int)); - cmsg.cm.cmsg_level = SOL_SOCKET; - cmsg.cm.cmsg_type = SCM_RIGHTS; - - /* - * We have to use ngx_memcpy() instead of simple - * *(int *) CMSG_DATA(&cmsg.cm) = ch->fd; - * because some gcc 4.4 with -O2/3/s optimization issues the warning: - * dereferencing type-punned pointer will break strict-aliasing rules - * - * Fortunately, gcc with -O1 compiles this ngx_memcpy() - * in the same simple assignment as in the code above - */ - - ngx_memcpy(CMSG_DATA(&cmsg.cm), &ch->fd, sizeof(int)); - } - - msg.msg_flags = 0; - -#else - - if (ch->fd == -1) { - msg.msg_accrights = NULL; - msg.msg_accrightslen = 0; - - } else { - msg.msg_accrights = (caddr_t) &ch->fd; - msg.msg_accrightslen = sizeof(int); - } - -#endif - - iov[0].iov_base = (char *) ch; - iov[0].iov_len = size; - - msg.msg_name = NULL; - msg.msg_namelen = 0; - msg.msg_iov = iov; - msg.msg_iovlen = 1; - - n = sendmsg(s, &msg, 0); - - if (n == -1) { - err = ngx_errno; - if (err == NGX_EAGAIN) { - return NGX_AGAIN; - } - - ngx_log_error(NGX_LOG_ALERT, log, err, "sendmsg() failed"); - return NGX_ERROR; - } - - return NGX_OK; -} - - -ngx_int_t -ngx_read_channel(ngx_socket_t s, ngx_channel_t *ch, size_t size, ngx_log_t *log) -{ - ssize_t n; - ngx_err_t err; - struct iovec iov[1]; - struct msghdr msg; - -#if (NGX_HAVE_MSGHDR_MSG_CONTROL) - union { - struct cmsghdr cm; - char space[CMSG_SPACE(sizeof(int))]; - } cmsg; -#else - int fd; -#endif - - iov[0].iov_base = (char *) ch; - iov[0].iov_len = size; - - msg.msg_name = NULL; - msg.msg_namelen = 0; - msg.msg_iov = iov; - msg.msg_iovlen = 1; - -#if (NGX_HAVE_MSGHDR_MSG_CONTROL) - msg.msg_control = (caddr_t) &cmsg; - msg.msg_controllen = sizeof(cmsg); -#else - msg.msg_accrights = (caddr_t) &fd; - msg.msg_accrightslen = sizeof(int); -#endif - - n = recvmsg(s, &msg, 0); - - if (n == -1) { - err = ngx_errno; - if (err == NGX_EAGAIN) { - return NGX_AGAIN; - } - - ngx_log_error(NGX_LOG_ALERT, log, err, "recvmsg() failed"); - return NGX_ERROR; - } - - if (n == 0) { - ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "recvmsg() returned zero"); - return NGX_ERROR; - } - - if ((size_t) n < sizeof(ngx_channel_t)) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "recvmsg() returned not enough data: %z", n); - return NGX_ERROR; - } - -#if (NGX_HAVE_MSGHDR_MSG_CONTROL) - - if (ch->command == NGX_CMD_OPEN_CHANNEL) { - - if (cmsg.cm.cmsg_len < (socklen_t) CMSG_LEN(sizeof(int))) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "recvmsg() returned too small ancillary data"); - return NGX_ERROR; - } - - if (cmsg.cm.cmsg_level != SOL_SOCKET || cmsg.cm.cmsg_type != SCM_RIGHTS) - { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "recvmsg() returned invalid ancillary data " - "level %d or type %d", - cmsg.cm.cmsg_level, cmsg.cm.cmsg_type); - return NGX_ERROR; - } - - /* ch->fd = *(int *) CMSG_DATA(&cmsg.cm); */ - - ngx_memcpy(&ch->fd, CMSG_DATA(&cmsg.cm), sizeof(int)); - } - - if (msg.msg_flags & (MSG_TRUNC|MSG_CTRUNC)) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "recvmsg() truncated data"); - } - -#else - - if (ch->command == NGX_CMD_OPEN_CHANNEL) { - if (msg.msg_accrightslen != sizeof(int)) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "recvmsg() returned no ancillary data"); - return NGX_ERROR; - } - - ch->fd = fd; - } - -#endif - - return n; -} - - -ngx_int_t -ngx_add_channel_event(ngx_cycle_t *cycle, ngx_fd_t fd, ngx_int_t event, - ngx_event_handler_pt handler) -{ - ngx_event_t *ev, *rev, *wev; - ngx_connection_t *c; - - c = ngx_get_connection(fd, cycle->log); - - if (c == NULL) { - return NGX_ERROR; - } - - c->pool = cycle->pool; - - rev = c->read; - wev = c->write; - - rev->log = cycle->log; - wev->log = cycle->log; - - rev->channel = 1; - wev->channel = 1; - - ev = (event == NGX_READ_EVENT) ? rev : wev; - - ev->handler = handler; - - if (ngx_add_conn && (ngx_event_flags & NGX_USE_EPOLL_EVENT) == 0) { - if (ngx_add_conn(c) == NGX_ERROR) { - ngx_free_connection(c); - return NGX_ERROR; - } - - } else { - if (ngx_add_event(ev, event, 0) == NGX_ERROR) { - ngx_free_connection(c); - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -void -ngx_close_channel(ngx_fd_t *fd, ngx_log_t *log) -{ - if (close(fd[0]) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "close() channel failed"); - } - - if (close(fd[1]) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "close() channel failed"); - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_channel.h b/src/nginx-1.18.0/src/os/unix/ngx_channel.h deleted file mode 100644 index 362cc64..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_channel.h +++ /dev/null @@ -1,34 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_CHANNEL_H_INCLUDED_ -#define _NGX_CHANNEL_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct { - ngx_uint_t command; - ngx_pid_t pid; - ngx_int_t slot; - ngx_fd_t fd; -} ngx_channel_t; - - -ngx_int_t ngx_write_channel(ngx_socket_t s, ngx_channel_t *ch, size_t size, - ngx_log_t *log); -ngx_int_t ngx_read_channel(ngx_socket_t s, ngx_channel_t *ch, size_t size, - ngx_log_t *log); -ngx_int_t ngx_add_channel_event(ngx_cycle_t *cycle, ngx_fd_t fd, - ngx_int_t event, ngx_event_handler_pt handler); -void ngx_close_channel(ngx_fd_t *fd, ngx_log_t *log); - - -#endif /* _NGX_CHANNEL_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_daemon.c b/src/nginx-1.18.0/src/os/unix/ngx_daemon.c deleted file mode 100644 index 385c49b..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_daemon.c +++ /dev/null @@ -1,71 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -ngx_int_t -ngx_daemon(ngx_log_t *log) -{ - int fd; - - switch (fork()) { - case -1: - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "fork() failed"); - return NGX_ERROR; - - case 0: - break; - - default: - exit(0); - } - - ngx_parent = ngx_pid; - ngx_pid = ngx_getpid(); - - if (setsid() == -1) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "setsid() failed"); - return NGX_ERROR; - } - - umask(0); - - fd = open("/dev/null", O_RDWR); - if (fd == -1) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, - "open(\"/dev/null\") failed"); - return NGX_ERROR; - } - - if (dup2(fd, STDIN_FILENO) == -1) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "dup2(STDIN) failed"); - return NGX_ERROR; - } - - if (dup2(fd, STDOUT_FILENO) == -1) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "dup2(STDOUT) failed"); - return NGX_ERROR; - } - -#if 0 - if (dup2(fd, STDERR_FILENO) == -1) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "dup2(STDERR) failed"); - return NGX_ERROR; - } -#endif - - if (fd > STDERR_FILENO) { - if (close(fd) == -1) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "close() failed"); - return NGX_ERROR; - } - } - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_darwin.h b/src/nginx-1.18.0/src/os/unix/ngx_darwin.h deleted file mode 100644 index 4d01b26..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_darwin.h +++ /dev/null @@ -1,23 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_DARWIN_H_INCLUDED_ -#define _NGX_DARWIN_H_INCLUDED_ - - -void ngx_debug_init(void); -ngx_chain_t *ngx_darwin_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - -extern int ngx_darwin_kern_osreldate; -extern int ngx_darwin_hw_ncpu; -extern u_long ngx_darwin_net_inet_tcp_sendspace; - -extern ngx_uint_t ngx_debug_malloc; - - -#endif /* _NGX_DARWIN_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_darwin_config.h b/src/nginx-1.18.0/src/os/unix/ngx_darwin_config.h deleted file mode 100644 index 0dfe633..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_darwin_config.h +++ /dev/null @@ -1,100 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_DARWIN_CONFIG_H_INCLUDED_ -#define _NGX_DARWIN_CONFIG_H_INCLUDED_ - - -#define __APPLE_USE_RFC_3542 /* IPV6_PKTINFO */ - - -#include -#include -#include -#include -#include -#include /* offsetof() */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include /* statfs() */ - -#include /* FIONBIO */ -#include -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#include /* TCP_NODELAY */ -#include -#include -#include - -#include -#include - -#include - - -#ifndef IOV_MAX -#define IOV_MAX 64 -#endif - - -#include - - -#if (NGX_HAVE_POSIX_SEM) -#include -#endif - - -#if (NGX_HAVE_POLL) -#include -#endif - - -#if (NGX_HAVE_KQUEUE) -#include -#endif - - -#define NGX_LISTEN_BACKLOG -1 - - -#ifndef NGX_HAVE_INHERITED_NONBLOCK -#define NGX_HAVE_INHERITED_NONBLOCK 1 -#endif - - -#ifndef NGX_HAVE_CASELESS_FILESYSTEM -#define NGX_HAVE_CASELESS_FILESYSTEM 1 -#endif - - -#define NGX_HAVE_OS_SPECIFIC_INIT 1 -#define NGX_HAVE_DEBUG_MALLOC 1 - - -extern char **environ; - - -#endif /* _NGX_DARWIN_CONFIG_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_darwin_init.c b/src/nginx-1.18.0/src/os/unix/ngx_darwin_init.c deleted file mode 100644 index aabe02f..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_darwin_init.c +++ /dev/null @@ -1,198 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -char ngx_darwin_kern_ostype[16]; -char ngx_darwin_kern_osrelease[128]; -int ngx_darwin_hw_ncpu; -int ngx_darwin_kern_ipc_somaxconn; -u_long ngx_darwin_net_inet_tcp_sendspace; - -ngx_uint_t ngx_debug_malloc; - - -static ngx_os_io_t ngx_darwin_io = { - ngx_unix_recv, - ngx_readv_chain, - ngx_udp_unix_recv, - ngx_unix_send, - ngx_udp_unix_send, - ngx_udp_unix_sendmsg_chain, -#if (NGX_HAVE_SENDFILE) - ngx_darwin_sendfile_chain, - NGX_IO_SENDFILE -#else - ngx_writev_chain, - 0 -#endif -}; - - -typedef struct { - char *name; - void *value; - size_t size; - ngx_uint_t exists; -} sysctl_t; - - -sysctl_t sysctls[] = { - { "hw.ncpu", - &ngx_darwin_hw_ncpu, - sizeof(ngx_darwin_hw_ncpu), 0 }, - - { "net.inet.tcp.sendspace", - &ngx_darwin_net_inet_tcp_sendspace, - sizeof(ngx_darwin_net_inet_tcp_sendspace), 0 }, - - { "kern.ipc.somaxconn", - &ngx_darwin_kern_ipc_somaxconn, - sizeof(ngx_darwin_kern_ipc_somaxconn), 0 }, - - { NULL, NULL, 0, 0 } -}; - - -void -ngx_debug_init(void) -{ -#if (NGX_DEBUG_MALLOC) - - /* - * MacOSX 10.6, 10.7: MallocScribble fills freed memory with 0x55 - * and fills allocated memory with 0xAA. - * MacOSX 10.4, 10.5: MallocScribble fills freed memory with 0x55, - * MallocPreScribble fills allocated memory with 0xAA. - * MacOSX 10.3: MallocScribble fills freed memory with 0x55, - * and no way to fill allocated memory. - */ - - setenv("MallocScribble", "1", 0); - - ngx_debug_malloc = 1; - -#else - - if (getenv("MallocScribble")) { - ngx_debug_malloc = 1; - } - -#endif -} - - -ngx_int_t -ngx_os_specific_init(ngx_log_t *log) -{ - size_t size; - ngx_err_t err; - ngx_uint_t i; - - size = sizeof(ngx_darwin_kern_ostype); - if (sysctlbyname("kern.ostype", ngx_darwin_kern_ostype, &size, NULL, 0) - == -1) - { - err = ngx_errno; - - if (err != NGX_ENOENT) { - - ngx_log_error(NGX_LOG_ALERT, log, err, - "sysctlbyname(kern.ostype) failed"); - - if (err != NGX_ENOMEM) { - return NGX_ERROR; - } - - ngx_darwin_kern_ostype[size - 1] = '\0'; - } - } - - size = sizeof(ngx_darwin_kern_osrelease); - if (sysctlbyname("kern.osrelease", ngx_darwin_kern_osrelease, &size, - NULL, 0) - == -1) - { - err = ngx_errno; - - if (err != NGX_ENOENT) { - - ngx_log_error(NGX_LOG_ALERT, log, err, - "sysctlbyname(kern.osrelease) failed"); - - if (err != NGX_ENOMEM) { - return NGX_ERROR; - } - - ngx_darwin_kern_osrelease[size - 1] = '\0'; - } - } - - for (i = 0; sysctls[i].name; i++) { - size = sysctls[i].size; - - if (sysctlbyname(sysctls[i].name, sysctls[i].value, &size, NULL, 0) - == 0) - { - sysctls[i].exists = 1; - continue; - } - - err = ngx_errno; - - if (err == NGX_ENOENT) { - continue; - } - - ngx_log_error(NGX_LOG_ALERT, log, err, - "sysctlbyname(%s) failed", sysctls[i].name); - return NGX_ERROR; - } - - ngx_ncpu = ngx_darwin_hw_ncpu; - - if (ngx_darwin_kern_ipc_somaxconn > 32767) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "sysctl kern.ipc.somaxconn must be less than 32768"); - return NGX_ERROR; - } - - ngx_tcp_nodelay_and_tcp_nopush = 1; - - ngx_os_io = ngx_darwin_io; - - return NGX_OK; -} - - -void -ngx_os_specific_status(ngx_log_t *log) -{ - u_long value; - ngx_uint_t i; - - if (ngx_darwin_kern_ostype[0]) { - ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s", - ngx_darwin_kern_ostype, ngx_darwin_kern_osrelease); - } - - for (i = 0; sysctls[i].name; i++) { - if (sysctls[i].exists) { - if (sysctls[i].size == sizeof(long)) { - value = *(long *) sysctls[i].value; - - } else { - value = *(int *) sysctls[i].value; - } - - ngx_log_error(NGX_LOG_NOTICE, log, 0, "%s: %l", - sysctls[i].name, value); - } - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_darwin_sendfile_chain.c b/src/nginx-1.18.0/src/os/unix/ngx_darwin_sendfile_chain.c deleted file mode 100644 index 2a76c15..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_darwin_sendfile_chain.c +++ /dev/null @@ -1,206 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -/* - * It seems that Darwin 9.4 (Mac OS X 1.5) sendfile() has the same - * old bug as early FreeBSD sendfile() syscall: - * http://bugs.freebsd.org/33771 - * - * Besides sendfile() has another bug: if one calls sendfile() - * with both a header and a trailer, then sendfile() ignores a file part - * at all and sends only the header and the trailer together. - * For this reason we send a trailer only if there is no a header. - * - * Although sendfile() allows to pass a header or a trailer, - * it may send the header or the trailer and a part of the file - * in different packets. And FreeBSD workaround (TCP_NOPUSH option) - * does not help. - */ - - -ngx_chain_t * -ngx_darwin_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) -{ - int rc; - off_t send, prev_send, sent; - off_t file_size; - ssize_t n; - ngx_uint_t eintr; - ngx_err_t err; - ngx_buf_t *file; - ngx_event_t *wev; - ngx_chain_t *cl; - ngx_iovec_t header, trailer; - struct sf_hdtr hdtr; - struct iovec headers[NGX_IOVS_PREALLOCATE]; - struct iovec trailers[NGX_IOVS_PREALLOCATE]; - - wev = c->write; - - if (!wev->ready) { - return in; - } - -#if (NGX_HAVE_KQUEUE) - - if ((ngx_event_flags & NGX_USE_KQUEUE_EVENT) && wev->pending_eof) { - (void) ngx_connection_error(c, wev->kq_errno, - "kevent() reported about an closed connection"); - wev->error = 1; - return NGX_CHAIN_ERROR; - } - -#endif - - /* the maximum limit size is the maximum size_t value - the page size */ - - if (limit == 0 || limit > (off_t) (NGX_MAX_SIZE_T_VALUE - ngx_pagesize)) { - limit = NGX_MAX_SIZE_T_VALUE - ngx_pagesize; - } - - send = 0; - - header.iovs = headers; - header.nalloc = NGX_IOVS_PREALLOCATE; - - trailer.iovs = trailers; - trailer.nalloc = NGX_IOVS_PREALLOCATE; - - for ( ;; ) { - eintr = 0; - prev_send = send; - - /* create the header iovec and coalesce the neighbouring bufs */ - - cl = ngx_output_chain_to_iovec(&header, in, limit - send, c->log); - - if (cl == NGX_CHAIN_ERROR) { - return NGX_CHAIN_ERROR; - } - - send += header.size; - - if (cl && cl->buf->in_file && send < limit) { - file = cl->buf; - - /* coalesce the neighbouring file bufs */ - - file_size = ngx_chain_coalesce_file(&cl, limit - send); - - send += file_size; - - if (header.count == 0 && send < limit) { - - /* - * create the trailer iovec and coalesce the neighbouring bufs - */ - - cl = ngx_output_chain_to_iovec(&trailer, cl, limit - send, - c->log); - if (cl == NGX_CHAIN_ERROR) { - return NGX_CHAIN_ERROR; - } - - send += trailer.size; - - } else { - trailer.count = 0; - } - - /* - * sendfile() returns EINVAL if sf_hdtr's count is 0, - * but corresponding pointer is not NULL - */ - - hdtr.headers = header.count ? header.iovs : NULL; - hdtr.hdr_cnt = header.count; - hdtr.trailers = trailer.count ? trailer.iovs : NULL; - hdtr.trl_cnt = trailer.count; - - sent = header.size + file_size; - - ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendfile: @%O %O h:%uz", - file->file_pos, sent, header.size); - - rc = sendfile(file->file->fd, c->fd, file->file_pos, - &sent, &hdtr, 0); - - if (rc == -1) { - err = ngx_errno; - - switch (err) { - case NGX_EAGAIN: - break; - - case NGX_EINTR: - eintr = 1; - break; - - default: - wev->error = 1; - (void) ngx_connection_error(c, err, "sendfile() failed"); - return NGX_CHAIN_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendfile() sent only %O bytes", sent); - } - - if (rc == 0 && sent == 0) { - - /* - * if rc and sent equal to zero, then someone - * has truncated the file, so the offset became beyond - * the end of the file - */ - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfile() reported that \"%s\" was truncated", - file->file->name.data); - - return NGX_CHAIN_ERROR; - } - - ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendfile: %d, @%O %O:%O", - rc, file->file_pos, sent, file_size + header.size); - - } else { - n = ngx_writev(c, &header); - - if (n == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - sent = (n == NGX_AGAIN) ? 0 : n; - } - - c->sent += sent; - - in = ngx_chain_update_sent(in, sent); - - if (eintr) { - send = prev_send + sent; - continue; - } - - if (send - prev_send != sent) { - wev->ready = 0; - return in; - } - - if (send >= limit || in == NULL) { - return in; - } - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_dlopen.c b/src/nginx-1.18.0/src/os/unix/ngx_dlopen.c deleted file mode 100644 index a0efc69..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_dlopen.c +++ /dev/null @@ -1,28 +0,0 @@ - -/* - * Copyright (C) Maxim Dounin - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -#if (NGX_HAVE_DLOPEN) - -char * -ngx_dlerror(void) -{ - char *err; - - err = (char *) dlerror(); - - if (err == NULL) { - return ""; - } - - return err; -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_dlopen.h b/src/nginx-1.18.0/src/os/unix/ngx_dlopen.h deleted file mode 100644 index 7a3159f..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_dlopen.h +++ /dev/null @@ -1,31 +0,0 @@ - -/* - * Copyright (C) Maxim Dounin - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_DLOPEN_H_INCLUDED_ -#define _NGX_DLOPEN_H_INCLUDED_ - - -#include -#include - - -#define ngx_dlopen(path) dlopen((char *) path, RTLD_NOW | RTLD_GLOBAL) -#define ngx_dlopen_n "dlopen()" - -#define ngx_dlsym(handle, symbol) dlsym(handle, symbol) -#define ngx_dlsym_n "dlsym()" - -#define ngx_dlclose(handle) dlclose(handle) -#define ngx_dlclose_n "dlclose()" - - -#if (NGX_HAVE_DLOPEN) -char *ngx_dlerror(void); -#endif - - -#endif /* _NGX_DLOPEN_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_errno.c b/src/nginx-1.18.0/src/os/unix/ngx_errno.c deleted file mode 100644 index e787b23..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_errno.c +++ /dev/null @@ -1,87 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -/* - * The strerror() messages are copied because: - * - * 1) strerror() and strerror_r() functions are not Async-Signal-Safe, - * therefore, they cannot be used in signal handlers; - * - * 2) a direct sys_errlist[] array may be used instead of these functions, - * but Linux linker warns about its usage: - * - * warning: `sys_errlist' is deprecated; use `strerror' or `strerror_r' instead - * warning: `sys_nerr' is deprecated; use `strerror' or `strerror_r' instead - * - * causing false bug reports. - */ - - -static ngx_str_t *ngx_sys_errlist; -static ngx_str_t ngx_unknown_error = ngx_string("Unknown error"); - - -u_char * -ngx_strerror(ngx_err_t err, u_char *errstr, size_t size) -{ - ngx_str_t *msg; - - msg = ((ngx_uint_t) err < NGX_SYS_NERR) ? &ngx_sys_errlist[err]: - &ngx_unknown_error; - size = ngx_min(size, msg->len); - - return ngx_cpymem(errstr, msg->data, size); -} - - -ngx_int_t -ngx_strerror_init(void) -{ - char *msg; - u_char *p; - size_t len; - ngx_err_t err; - - /* - * ngx_strerror() is not ready to work at this stage, therefore, - * malloc() is used and possible errors are logged using strerror(). - */ - - len = NGX_SYS_NERR * sizeof(ngx_str_t); - - ngx_sys_errlist = malloc(len); - if (ngx_sys_errlist == NULL) { - goto failed; - } - - for (err = 0; err < NGX_SYS_NERR; err++) { - msg = strerror(err); - len = ngx_strlen(msg); - - p = malloc(len); - if (p == NULL) { - goto failed; - } - - ngx_memcpy(p, msg, len); - ngx_sys_errlist[err].len = len; - ngx_sys_errlist[err].data = p; - } - - return NGX_OK; - -failed: - - err = errno; - ngx_log_stderr(0, "malloc(%uz) failed (%d: %s)", len, err, strerror(err)); - - return NGX_ERROR; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_errno.h b/src/nginx-1.18.0/src/os/unix/ngx_errno.h deleted file mode 100644 index 7d6ca76..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_errno.h +++ /dev/null @@ -1,79 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_ERRNO_H_INCLUDED_ -#define _NGX_ERRNO_H_INCLUDED_ - - -#include -#include - - -typedef int ngx_err_t; - -#define NGX_EPERM EPERM -#define NGX_ENOENT ENOENT -#define NGX_ENOPATH ENOENT -#define NGX_ESRCH ESRCH -#define NGX_EINTR EINTR -#define NGX_ECHILD ECHILD -#define NGX_ENOMEM ENOMEM -#define NGX_EACCES EACCES -#define NGX_EBUSY EBUSY -#define NGX_EEXIST EEXIST -#define NGX_EEXIST_FILE EEXIST -#define NGX_EXDEV EXDEV -#define NGX_ENOTDIR ENOTDIR -#define NGX_EISDIR EISDIR -#define NGX_EINVAL EINVAL -#define NGX_ENFILE ENFILE -#define NGX_EMFILE EMFILE -#define NGX_ENOSPC ENOSPC -#define NGX_EPIPE EPIPE -#define NGX_EINPROGRESS EINPROGRESS -#define NGX_ENOPROTOOPT ENOPROTOOPT -#define NGX_EOPNOTSUPP EOPNOTSUPP -#define NGX_EADDRINUSE EADDRINUSE -#define NGX_ECONNABORTED ECONNABORTED -#define NGX_ECONNRESET ECONNRESET -#define NGX_ENOTCONN ENOTCONN -#define NGX_ETIMEDOUT ETIMEDOUT -#define NGX_ECONNREFUSED ECONNREFUSED -#define NGX_ENAMETOOLONG ENAMETOOLONG -#define NGX_ENETDOWN ENETDOWN -#define NGX_ENETUNREACH ENETUNREACH -#define NGX_EHOSTDOWN EHOSTDOWN -#define NGX_EHOSTUNREACH EHOSTUNREACH -#define NGX_ENOSYS ENOSYS -#define NGX_ECANCELED ECANCELED -#define NGX_EILSEQ EILSEQ -#define NGX_ENOMOREFILES 0 -#define NGX_ELOOP ELOOP -#define NGX_EBADF EBADF - -#if (NGX_HAVE_OPENAT) -#define NGX_EMLINK EMLINK -#endif - -#if (__hpux__) -#define NGX_EAGAIN EWOULDBLOCK -#else -#define NGX_EAGAIN EAGAIN -#endif - - -#define ngx_errno errno -#define ngx_socket_errno errno -#define ngx_set_errno(err) errno = err -#define ngx_set_socket_errno(err) errno = err - - -u_char *ngx_strerror(ngx_err_t err, u_char *errstr, size_t size); -ngx_int_t ngx_strerror_init(void); - - -#endif /* _NGX_ERRNO_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_file_aio_read.c b/src/nginx-1.18.0/src/os/unix/ngx_file_aio_read.c deleted file mode 100644 index bb60ee8..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_file_aio_read.c +++ /dev/null @@ -1,216 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -/* - * FreeBSD file AIO features and quirks: - * - * if an asked data are already in VM cache, then aio_error() returns 0, - * and the data are already copied in buffer; - * - * aio_read() preread in VM cache as minimum 16K (probably BKVASIZE); - * the first AIO preload may be up to 128K; - * - * aio_read/aio_error() may return EINPROGRESS for just written data; - * - * kqueue EVFILT_AIO filter is level triggered only: an event repeats - * until aio_return() will be called; - * - * aio_cancel() cannot cancel file AIO: it returns AIO_NOTCANCELED always. - */ - - -extern int ngx_kqueue; - - -static ssize_t ngx_file_aio_result(ngx_file_t *file, ngx_event_aio_t *aio, - ngx_event_t *ev); -static void ngx_file_aio_event_handler(ngx_event_t *ev); - - -ngx_int_t -ngx_file_aio_init(ngx_file_t *file, ngx_pool_t *pool) -{ - ngx_event_aio_t *aio; - - aio = ngx_pcalloc(pool, sizeof(ngx_event_aio_t)); - if (aio == NULL) { - return NGX_ERROR; - } - - aio->file = file; - aio->fd = file->fd; - aio->event.data = aio; - aio->event.ready = 1; - aio->event.log = file->log; - - file->aio = aio; - - return NGX_OK; -} - - -ssize_t -ngx_file_aio_read(ngx_file_t *file, u_char *buf, size_t size, off_t offset, - ngx_pool_t *pool) -{ - int n; - ngx_event_t *ev; - ngx_event_aio_t *aio; - - if (!ngx_file_aio) { - return ngx_read_file(file, buf, size, offset); - } - - if (file->aio == NULL && ngx_file_aio_init(file, pool) != NGX_OK) { - return NGX_ERROR; - } - - aio = file->aio; - ev = &aio->event; - - if (!ev->ready) { - ngx_log_error(NGX_LOG_ALERT, file->log, 0, - "second aio post for \"%V\"", &file->name); - return NGX_AGAIN; - } - - ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0, - "aio complete:%d @%O:%uz %V", - ev->complete, offset, size, &file->name); - - if (ev->complete) { - ev->complete = 0; - ngx_set_errno(aio->err); - - if (aio->err == 0) { - return aio->nbytes; - } - - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, - "aio read \"%s\" failed", file->name.data); - - return NGX_ERROR; - } - - ngx_memzero(&aio->aiocb, sizeof(struct aiocb)); - - aio->aiocb.aio_fildes = file->fd; - aio->aiocb.aio_offset = offset; - aio->aiocb.aio_buf = buf; - aio->aiocb.aio_nbytes = size; -#if (NGX_HAVE_KQUEUE) - aio->aiocb.aio_sigevent.sigev_notify_kqueue = ngx_kqueue; - aio->aiocb.aio_sigevent.sigev_notify = SIGEV_KEVENT; - aio->aiocb.aio_sigevent.sigev_value.sival_ptr = ev; -#endif - ev->handler = ngx_file_aio_event_handler; - - n = aio_read(&aio->aiocb); - - if (n == -1) { - n = ngx_errno; - - if (n == NGX_EAGAIN) { - return ngx_read_file(file, buf, size, offset); - } - - ngx_log_error(NGX_LOG_CRIT, file->log, n, - "aio_read(\"%V\") failed", &file->name); - - if (n == NGX_ENOSYS) { - ngx_file_aio = 0; - return ngx_read_file(file, buf, size, offset); - } - - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_CORE, file->log, 0, - "aio_read: fd:%d %d", file->fd, n); - - ev->active = 1; - ev->ready = 0; - ev->complete = 0; - - return ngx_file_aio_result(aio->file, aio, ev); -} - - -static ssize_t -ngx_file_aio_result(ngx_file_t *file, ngx_event_aio_t *aio, ngx_event_t *ev) -{ - int n; - ngx_err_t err; - - n = aio_error(&aio->aiocb); - - ngx_log_debug2(NGX_LOG_DEBUG_CORE, file->log, 0, - "aio_error: fd:%d %d", file->fd, n); - - if (n == -1) { - err = ngx_errno; - aio->err = err; - - ngx_log_error(NGX_LOG_ALERT, file->log, err, - "aio_error(\"%V\") failed", &file->name); - return NGX_ERROR; - } - - if (n == NGX_EINPROGRESS) { - if (ev->ready) { - ev->ready = 0; - ngx_log_error(NGX_LOG_ALERT, file->log, n, - "aio_read(\"%V\") still in progress", - &file->name); - } - - return NGX_AGAIN; - } - - n = aio_return(&aio->aiocb); - - if (n == -1) { - err = ngx_errno; - aio->err = err; - ev->ready = 1; - - ngx_log_error(NGX_LOG_CRIT, file->log, err, - "aio_return(\"%V\") failed", &file->name); - return NGX_ERROR; - } - - aio->err = 0; - aio->nbytes = n; - ev->ready = 1; - ev->active = 0; - - ngx_log_debug2(NGX_LOG_DEBUG_CORE, file->log, 0, - "aio_return: fd:%d %d", file->fd, n); - - return n; -} - - -static void -ngx_file_aio_event_handler(ngx_event_t *ev) -{ - ngx_event_aio_t *aio; - - aio = ev->data; - - ngx_log_debug2(NGX_LOG_DEBUG_CORE, ev->log, 0, - "aio event handler fd:%d %V", aio->fd, &aio->file->name); - - if (ngx_file_aio_result(aio->file, aio, ev) != NGX_AGAIN) { - aio->handler(ev); - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_files.c b/src/nginx-1.18.0/src/os/unix/ngx_files.c deleted file mode 100644 index 482d327..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_files.c +++ /dev/null @@ -1,907 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -#if (NGX_THREADS) -#include -static void ngx_thread_read_handler(void *data, ngx_log_t *log); -static void ngx_thread_write_chain_to_file_handler(void *data, ngx_log_t *log); -#endif - -static ngx_chain_t *ngx_chain_to_iovec(ngx_iovec_t *vec, ngx_chain_t *cl); -static ssize_t ngx_writev_file(ngx_file_t *file, ngx_iovec_t *vec, - off_t offset); - - -#if (NGX_HAVE_FILE_AIO) - -ngx_uint_t ngx_file_aio = 1; - -#endif - - -ssize_t -ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset) -{ - ssize_t n; - - ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0, - "read: %d, %p, %uz, %O", file->fd, buf, size, offset); - -#if (NGX_HAVE_PREAD) - - n = pread(file->fd, buf, size, offset); - - if (n == -1) { - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, - "pread() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - -#else - - if (file->sys_offset != offset) { - if (lseek(file->fd, offset, SEEK_SET) == -1) { - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, - "lseek() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - file->sys_offset = offset; - } - - n = read(file->fd, buf, size); - - if (n == -1) { - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, - "read() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - file->sys_offset += n; - -#endif - - file->offset += n; - - return n; -} - - -#if (NGX_THREADS) - -typedef struct { - ngx_fd_t fd; - ngx_uint_t write; /* unsigned write:1; */ - - u_char *buf; - size_t size; - ngx_chain_t *chain; - off_t offset; - - size_t nbytes; - ngx_err_t err; -} ngx_thread_file_ctx_t; - - -ssize_t -ngx_thread_read(ngx_file_t *file, u_char *buf, size_t size, off_t offset, - ngx_pool_t *pool) -{ - ngx_thread_task_t *task; - ngx_thread_file_ctx_t *ctx; - - ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0, - "thread read: %d, %p, %uz, %O", - file->fd, buf, size, offset); - - task = file->thread_task; - - if (task == NULL) { - task = ngx_thread_task_alloc(pool, sizeof(ngx_thread_file_ctx_t)); - if (task == NULL) { - return NGX_ERROR; - } - - file->thread_task = task; - } - - ctx = task->ctx; - - if (task->event.complete) { - task->event.complete = 0; - - if (ctx->write) { - ngx_log_error(NGX_LOG_ALERT, file->log, 0, - "invalid thread call, read instead of write"); - return NGX_ERROR; - } - - if (ctx->err) { - ngx_log_error(NGX_LOG_CRIT, file->log, ctx->err, - "pread() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - return ctx->nbytes; - } - - task->handler = ngx_thread_read_handler; - - ctx->write = 0; - - ctx->fd = file->fd; - ctx->buf = buf; - ctx->size = size; - ctx->offset = offset; - - if (file->thread_handler(task, file) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_AGAIN; -} - - -#if (NGX_HAVE_PREAD) - -static void -ngx_thread_read_handler(void *data, ngx_log_t *log) -{ - ngx_thread_file_ctx_t *ctx = data; - - ssize_t n; - - ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "thread read handler"); - - n = pread(ctx->fd, ctx->buf, ctx->size, ctx->offset); - - if (n == -1) { - ctx->err = ngx_errno; - - } else { - ctx->nbytes = n; - ctx->err = 0; - } - -#if 0 - ngx_time_update(); -#endif - - ngx_log_debug4(NGX_LOG_DEBUG_CORE, log, 0, - "pread: %z (err: %d) of %uz @%O", - n, ctx->err, ctx->size, ctx->offset); -} - -#else - -#error pread() is required! - -#endif - -#endif /* NGX_THREADS */ - - -ssize_t -ngx_write_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset) -{ - ssize_t n, written; - ngx_err_t err; - - ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0, - "write: %d, %p, %uz, %O", file->fd, buf, size, offset); - - written = 0; - -#if (NGX_HAVE_PWRITE) - - for ( ;; ) { - n = pwrite(file->fd, buf + written, size, offset); - - if (n == -1) { - err = ngx_errno; - - if (err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err, - "pwrite() was interrupted"); - continue; - } - - ngx_log_error(NGX_LOG_CRIT, file->log, err, - "pwrite() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - file->offset += n; - written += n; - - if ((size_t) n == size) { - return written; - } - - offset += n; - size -= n; - } - -#else - - if (file->sys_offset != offset) { - if (lseek(file->fd, offset, SEEK_SET) == -1) { - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, - "lseek() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - file->sys_offset = offset; - } - - for ( ;; ) { - n = write(file->fd, buf + written, size); - - if (n == -1) { - err = ngx_errno; - - if (err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err, - "write() was interrupted"); - continue; - } - - ngx_log_error(NGX_LOG_CRIT, file->log, err, - "write() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - file->sys_offset += n; - file->offset += n; - written += n; - - if ((size_t) n == size) { - return written; - } - - size -= n; - } -#endif -} - - -ngx_fd_t -ngx_open_tempfile(u_char *name, ngx_uint_t persistent, ngx_uint_t access) -{ - ngx_fd_t fd; - - fd = open((const char *) name, O_CREAT|O_EXCL|O_RDWR, - access ? access : 0600); - - if (fd != -1 && !persistent) { - (void) unlink((const char *) name); - } - - return fd; -} - - -ssize_t -ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, off_t offset, - ngx_pool_t *pool) -{ - ssize_t total, n; - ngx_iovec_t vec; - struct iovec iovs[NGX_IOVS_PREALLOCATE]; - - /* use pwrite() if there is the only buf in a chain */ - - if (cl->next == NULL) { - return ngx_write_file(file, cl->buf->pos, - (size_t) (cl->buf->last - cl->buf->pos), - offset); - } - - total = 0; - - vec.iovs = iovs; - vec.nalloc = NGX_IOVS_PREALLOCATE; - - do { - /* create the iovec and coalesce the neighbouring bufs */ - cl = ngx_chain_to_iovec(&vec, cl); - - /* use pwrite() if there is the only iovec buffer */ - - if (vec.count == 1) { - n = ngx_write_file(file, (u_char *) iovs[0].iov_base, - iovs[0].iov_len, offset); - - if (n == NGX_ERROR) { - return n; - } - - return total + n; - } - - n = ngx_writev_file(file, &vec, offset); - - if (n == NGX_ERROR) { - return n; - } - - offset += n; - total += n; - - } while (cl); - - return total; -} - - -static ngx_chain_t * -ngx_chain_to_iovec(ngx_iovec_t *vec, ngx_chain_t *cl) -{ - size_t total, size; - u_char *prev; - ngx_uint_t n; - struct iovec *iov; - - iov = NULL; - prev = NULL; - total = 0; - n = 0; - - for ( /* void */ ; cl; cl = cl->next) { - - if (ngx_buf_special(cl->buf)) { - continue; - } - - size = cl->buf->last - cl->buf->pos; - - if (prev == cl->buf->pos) { - iov->iov_len += size; - - } else { - if (n == vec->nalloc) { - break; - } - - iov = &vec->iovs[n++]; - - iov->iov_base = (void *) cl->buf->pos; - iov->iov_len = size; - } - - prev = cl->buf->pos + size; - total += size; - } - - vec->count = n; - vec->size = total; - - return cl; -} - - -static ssize_t -ngx_writev_file(ngx_file_t *file, ngx_iovec_t *vec, off_t offset) -{ - ssize_t n; - ngx_err_t err; - - ngx_log_debug3(NGX_LOG_DEBUG_CORE, file->log, 0, - "writev: %d, %uz, %O", file->fd, vec->size, offset); - -#if (NGX_HAVE_PWRITEV) - -eintr: - - n = pwritev(file->fd, vec->iovs, vec->count, offset); - - if (n == -1) { - err = ngx_errno; - - if (err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err, - "pwritev() was interrupted"); - goto eintr; - } - - ngx_log_error(NGX_LOG_CRIT, file->log, err, - "pwritev() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - if ((size_t) n != vec->size) { - ngx_log_error(NGX_LOG_CRIT, file->log, 0, - "pwritev() \"%s\" has written only %z of %uz", - file->name.data, n, vec->size); - return NGX_ERROR; - } - -#else - - if (file->sys_offset != offset) { - if (lseek(file->fd, offset, SEEK_SET) == -1) { - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, - "lseek() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - file->sys_offset = offset; - } - -eintr: - - n = writev(file->fd, vec->iovs, vec->count); - - if (n == -1) { - err = ngx_errno; - - if (err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err, - "writev() was interrupted"); - goto eintr; - } - - ngx_log_error(NGX_LOG_CRIT, file->log, err, - "writev() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - if ((size_t) n != vec->size) { - ngx_log_error(NGX_LOG_CRIT, file->log, 0, - "writev() \"%s\" has written only %z of %uz", - file->name.data, n, vec->size); - return NGX_ERROR; - } - - file->sys_offset += n; - -#endif - - file->offset += n; - - return n; -} - - -#if (NGX_THREADS) - -ssize_t -ngx_thread_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, off_t offset, - ngx_pool_t *pool) -{ - ngx_thread_task_t *task; - ngx_thread_file_ctx_t *ctx; - - ngx_log_debug3(NGX_LOG_DEBUG_CORE, file->log, 0, - "thread write chain: %d, %p, %O", - file->fd, cl, offset); - - task = file->thread_task; - - if (task == NULL) { - task = ngx_thread_task_alloc(pool, - sizeof(ngx_thread_file_ctx_t)); - if (task == NULL) { - return NGX_ERROR; - } - - file->thread_task = task; - } - - ctx = task->ctx; - - if (task->event.complete) { - task->event.complete = 0; - - if (!ctx->write) { - ngx_log_error(NGX_LOG_ALERT, file->log, 0, - "invalid thread call, write instead of read"); - return NGX_ERROR; - } - - if (ctx->err || ctx->nbytes == 0) { - ngx_log_error(NGX_LOG_CRIT, file->log, ctx->err, - "pwritev() \"%s\" failed", file->name.data); - return NGX_ERROR; - } - - file->offset += ctx->nbytes; - return ctx->nbytes; - } - - task->handler = ngx_thread_write_chain_to_file_handler; - - ctx->write = 1; - - ctx->fd = file->fd; - ctx->chain = cl; - ctx->offset = offset; - - if (file->thread_handler(task, file) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_AGAIN; -} - - -static void -ngx_thread_write_chain_to_file_handler(void *data, ngx_log_t *log) -{ - ngx_thread_file_ctx_t *ctx = data; - -#if (NGX_HAVE_PWRITEV) - - off_t offset; - ssize_t n; - ngx_err_t err; - ngx_chain_t *cl; - ngx_iovec_t vec; - struct iovec iovs[NGX_IOVS_PREALLOCATE]; - - vec.iovs = iovs; - vec.nalloc = NGX_IOVS_PREALLOCATE; - - cl = ctx->chain; - offset = ctx->offset; - - ctx->nbytes = 0; - ctx->err = 0; - - do { - /* create the iovec and coalesce the neighbouring bufs */ - cl = ngx_chain_to_iovec(&vec, cl); - -eintr: - - n = pwritev(ctx->fd, iovs, vec.count, offset); - - if (n == -1) { - err = ngx_errno; - - if (err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, err, - "pwritev() was interrupted"); - goto eintr; - } - - ctx->err = err; - return; - } - - if ((size_t) n != vec.size) { - ctx->nbytes = 0; - return; - } - - ctx->nbytes += n; - offset += n; - } while (cl); - -#else - - ctx->err = NGX_ENOSYS; - return; - -#endif -} - -#endif /* NGX_THREADS */ - - -ngx_int_t -ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s) -{ - struct timeval tv[2]; - - tv[0].tv_sec = ngx_time(); - tv[0].tv_usec = 0; - tv[1].tv_sec = s; - tv[1].tv_usec = 0; - - if (utimes((char *) name, tv) != -1) { - return NGX_OK; - } - - return NGX_ERROR; -} - - -ngx_int_t -ngx_create_file_mapping(ngx_file_mapping_t *fm) -{ - fm->fd = ngx_open_file(fm->name, NGX_FILE_RDWR, NGX_FILE_TRUNCATE, - NGX_FILE_DEFAULT_ACCESS); - - if (fm->fd == NGX_INVALID_FILE) { - ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno, - ngx_open_file_n " \"%s\" failed", fm->name); - return NGX_ERROR; - } - - if (ftruncate(fm->fd, fm->size) == -1) { - ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno, - "ftruncate() \"%s\" failed", fm->name); - goto failed; - } - - fm->addr = mmap(NULL, fm->size, PROT_READ|PROT_WRITE, MAP_SHARED, - fm->fd, 0); - if (fm->addr != MAP_FAILED) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno, - "mmap(%uz) \"%s\" failed", fm->size, fm->name); - -failed: - - if (ngx_close_file(fm->fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, fm->log, ngx_errno, - ngx_close_file_n " \"%s\" failed", fm->name); - } - - return NGX_ERROR; -} - - -void -ngx_close_file_mapping(ngx_file_mapping_t *fm) -{ - if (munmap(fm->addr, fm->size) == -1) { - ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno, - "munmap(%uz) \"%s\" failed", fm->size, fm->name); - } - - if (ngx_close_file(fm->fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, fm->log, ngx_errno, - ngx_close_file_n " \"%s\" failed", fm->name); - } -} - - -ngx_int_t -ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir) -{ - dir->dir = opendir((const char *) name->data); - - if (dir->dir == NULL) { - return NGX_ERROR; - } - - dir->valid_info = 0; - - return NGX_OK; -} - - -ngx_int_t -ngx_read_dir(ngx_dir_t *dir) -{ - dir->de = readdir(dir->dir); - - if (dir->de) { -#if (NGX_HAVE_D_TYPE) - dir->type = dir->de->d_type; -#else - dir->type = 0; -#endif - return NGX_OK; - } - - return NGX_ERROR; -} - - -ngx_int_t -ngx_open_glob(ngx_glob_t *gl) -{ - int n; - - n = glob((char *) gl->pattern, 0, NULL, &gl->pglob); - - if (n == 0) { - return NGX_OK; - } - -#ifdef GLOB_NOMATCH - - if (n == GLOB_NOMATCH && gl->test) { - return NGX_OK; - } - -#endif - - return NGX_ERROR; -} - - -ngx_int_t -ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name) -{ - size_t count; - -#ifdef GLOB_NOMATCH - count = (size_t) gl->pglob.gl_pathc; -#else - count = (size_t) gl->pglob.gl_matchc; -#endif - - if (gl->n < count) { - - name->len = (size_t) ngx_strlen(gl->pglob.gl_pathv[gl->n]); - name->data = (u_char *) gl->pglob.gl_pathv[gl->n]; - gl->n++; - - return NGX_OK; - } - - return NGX_DONE; -} - - -void -ngx_close_glob(ngx_glob_t *gl) -{ - globfree(&gl->pglob); -} - - -ngx_err_t -ngx_trylock_fd(ngx_fd_t fd) -{ - struct flock fl; - - ngx_memzero(&fl, sizeof(struct flock)); - fl.l_type = F_WRLCK; - fl.l_whence = SEEK_SET; - - if (fcntl(fd, F_SETLK, &fl) == -1) { - return ngx_errno; - } - - return 0; -} - - -ngx_err_t -ngx_lock_fd(ngx_fd_t fd) -{ - struct flock fl; - - ngx_memzero(&fl, sizeof(struct flock)); - fl.l_type = F_WRLCK; - fl.l_whence = SEEK_SET; - - if (fcntl(fd, F_SETLKW, &fl) == -1) { - return ngx_errno; - } - - return 0; -} - - -ngx_err_t -ngx_unlock_fd(ngx_fd_t fd) -{ - struct flock fl; - - ngx_memzero(&fl, sizeof(struct flock)); - fl.l_type = F_UNLCK; - fl.l_whence = SEEK_SET; - - if (fcntl(fd, F_SETLK, &fl) == -1) { - return ngx_errno; - } - - return 0; -} - - -#if (NGX_HAVE_POSIX_FADVISE) && !(NGX_HAVE_F_READAHEAD) - -ngx_int_t -ngx_read_ahead(ngx_fd_t fd, size_t n) -{ - int err; - - err = posix_fadvise(fd, 0, 0, POSIX_FADV_SEQUENTIAL); - - if (err == 0) { - return 0; - } - - ngx_set_errno(err); - return NGX_FILE_ERROR; -} - -#endif - - -#if (NGX_HAVE_O_DIRECT) - -ngx_int_t -ngx_directio_on(ngx_fd_t fd) -{ - int flags; - - flags = fcntl(fd, F_GETFL); - - if (flags == -1) { - return NGX_FILE_ERROR; - } - - return fcntl(fd, F_SETFL, flags | O_DIRECT); -} - - -ngx_int_t -ngx_directio_off(ngx_fd_t fd) -{ - int flags; - - flags = fcntl(fd, F_GETFL); - - if (flags == -1) { - return NGX_FILE_ERROR; - } - - return fcntl(fd, F_SETFL, flags & ~O_DIRECT); -} - -#endif - - -#if (NGX_HAVE_STATFS) - -size_t -ngx_fs_bsize(u_char *name) -{ - struct statfs fs; - - if (statfs((char *) name, &fs) == -1) { - return 512; - } - - if ((fs.f_bsize % 512) != 0) { - return 512; - } - - return (size_t) fs.f_bsize; -} - -#elif (NGX_HAVE_STATVFS) - -size_t -ngx_fs_bsize(u_char *name) -{ - struct statvfs fs; - - if (statvfs((char *) name, &fs) == -1) { - return 512; - } - - if ((fs.f_frsize % 512) != 0) { - return 512; - } - - return (size_t) fs.f_frsize; -} - -#else - -size_t -ngx_fs_bsize(u_char *name) -{ - return 512; -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_files.h b/src/nginx-1.18.0/src/os/unix/ngx_files.h deleted file mode 100644 index 383e38e..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_files.h +++ /dev/null @@ -1,392 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_FILES_H_INCLUDED_ -#define _NGX_FILES_H_INCLUDED_ - - -#include -#include - - -typedef int ngx_fd_t; -typedef struct stat ngx_file_info_t; -typedef ino_t ngx_file_uniq_t; - - -typedef struct { - u_char *name; - size_t size; - void *addr; - ngx_fd_t fd; - ngx_log_t *log; -} ngx_file_mapping_t; - - -typedef struct { - DIR *dir; - struct dirent *de; - struct stat info; - - unsigned type:8; - unsigned valid_info:1; -} ngx_dir_t; - - -typedef struct { - size_t n; - glob_t pglob; - u_char *pattern; - ngx_log_t *log; - ngx_uint_t test; -} ngx_glob_t; - - -#define NGX_INVALID_FILE -1 -#define NGX_FILE_ERROR -1 - - - -#ifdef __CYGWIN__ - -#ifndef NGX_HAVE_CASELESS_FILESYSTEM -#define NGX_HAVE_CASELESS_FILESYSTEM 1 -#endif - -#define ngx_open_file(name, mode, create, access) \ - open((const char *) name, mode|create|O_BINARY, access) - -#else - -#define ngx_open_file(name, mode, create, access) \ - open((const char *) name, mode|create, access) - -#endif - -#define ngx_open_file_n "open()" - -#define NGX_FILE_RDONLY O_RDONLY -#define NGX_FILE_WRONLY O_WRONLY -#define NGX_FILE_RDWR O_RDWR -#define NGX_FILE_CREATE_OR_OPEN O_CREAT -#define NGX_FILE_OPEN 0 -#define NGX_FILE_TRUNCATE (O_CREAT|O_TRUNC) -#define NGX_FILE_APPEND (O_WRONLY|O_APPEND) -#define NGX_FILE_NONBLOCK O_NONBLOCK - -#if (NGX_HAVE_OPENAT) -#define NGX_FILE_NOFOLLOW O_NOFOLLOW - -#if defined(O_DIRECTORY) -#define NGX_FILE_DIRECTORY O_DIRECTORY -#else -#define NGX_FILE_DIRECTORY 0 -#endif - -#if defined(O_SEARCH) -#define NGX_FILE_SEARCH (O_SEARCH|NGX_FILE_DIRECTORY) - -#elif defined(O_EXEC) -#define NGX_FILE_SEARCH (O_EXEC|NGX_FILE_DIRECTORY) - -#elif (NGX_HAVE_O_PATH) -#define NGX_FILE_SEARCH (O_PATH|O_RDONLY|NGX_FILE_DIRECTORY) - -#else -#define NGX_FILE_SEARCH (O_RDONLY|NGX_FILE_DIRECTORY) -#endif - -#endif /* NGX_HAVE_OPENAT */ - -#define NGX_FILE_DEFAULT_ACCESS 0644 -#define NGX_FILE_OWNER_ACCESS 0600 - - -#define ngx_close_file close -#define ngx_close_file_n "close()" - - -#define ngx_delete_file(name) unlink((const char *) name) -#define ngx_delete_file_n "unlink()" - - -ngx_fd_t ngx_open_tempfile(u_char *name, ngx_uint_t persistent, - ngx_uint_t access); -#define ngx_open_tempfile_n "open()" - - -ssize_t ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset); -#if (NGX_HAVE_PREAD) -#define ngx_read_file_n "pread()" -#else -#define ngx_read_file_n "read()" -#endif - -ssize_t ngx_write_file(ngx_file_t *file, u_char *buf, size_t size, - off_t offset); - -ssize_t ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *ce, - off_t offset, ngx_pool_t *pool); - - -#define ngx_read_fd read -#define ngx_read_fd_n "read()" - -/* - * we use inlined function instead of simple #define - * because glibc 2.3 sets warn_unused_result attribute for write() - * and in this case gcc 4.3 ignores (void) cast - */ -static ngx_inline ssize_t -ngx_write_fd(ngx_fd_t fd, void *buf, size_t n) -{ - return write(fd, buf, n); -} - -#define ngx_write_fd_n "write()" - - -#define ngx_write_console ngx_write_fd - - -#define ngx_linefeed(p) *p++ = LF; -#define NGX_LINEFEED_SIZE 1 -#define NGX_LINEFEED "\x0a" - - -#define ngx_rename_file(o, n) rename((const char *) o, (const char *) n) -#define ngx_rename_file_n "rename()" - - -#define ngx_change_file_access(n, a) chmod((const char *) n, a) -#define ngx_change_file_access_n "chmod()" - - -ngx_int_t ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s); -#define ngx_set_file_time_n "utimes()" - - -#define ngx_file_info(file, sb) stat((const char *) file, sb) -#define ngx_file_info_n "stat()" - -#define ngx_fd_info(fd, sb) fstat(fd, sb) -#define ngx_fd_info_n "fstat()" - -#define ngx_link_info(file, sb) lstat((const char *) file, sb) -#define ngx_link_info_n "lstat()" - -#define ngx_is_dir(sb) (S_ISDIR((sb)->st_mode)) -#define ngx_is_file(sb) (S_ISREG((sb)->st_mode)) -#define ngx_is_link(sb) (S_ISLNK((sb)->st_mode)) -#define ngx_is_exec(sb) (((sb)->st_mode & S_IXUSR) == S_IXUSR) -#define ngx_file_access(sb) ((sb)->st_mode & 0777) -#define ngx_file_size(sb) (sb)->st_size -#define ngx_file_fs_size(sb) ngx_max((sb)->st_size, (sb)->st_blocks * 512) -#define ngx_file_mtime(sb) (sb)->st_mtime -#define ngx_file_uniq(sb) (sb)->st_ino - - -ngx_int_t ngx_create_file_mapping(ngx_file_mapping_t *fm); -void ngx_close_file_mapping(ngx_file_mapping_t *fm); - - -#define ngx_realpath(p, r) (u_char *) realpath((char *) p, (char *) r) -#define ngx_realpath_n "realpath()" -#define ngx_getcwd(buf, size) (getcwd((char *) buf, size) != NULL) -#define ngx_getcwd_n "getcwd()" -#define ngx_path_separator(c) ((c) == '/') - - -#if defined(PATH_MAX) - -#define NGX_HAVE_MAX_PATH 1 -#define NGX_MAX_PATH PATH_MAX - -#else - -#define NGX_MAX_PATH 4096 - -#endif - - -ngx_int_t ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir); -#define ngx_open_dir_n "opendir()" - - -#define ngx_close_dir(d) closedir((d)->dir) -#define ngx_close_dir_n "closedir()" - - -ngx_int_t ngx_read_dir(ngx_dir_t *dir); -#define ngx_read_dir_n "readdir()" - - -#define ngx_create_dir(name, access) mkdir((const char *) name, access) -#define ngx_create_dir_n "mkdir()" - - -#define ngx_delete_dir(name) rmdir((const char *) name) -#define ngx_delete_dir_n "rmdir()" - - -#define ngx_dir_access(a) (a | (a & 0444) >> 2) - - -#define ngx_de_name(dir) ((u_char *) (dir)->de->d_name) -#if (NGX_HAVE_D_NAMLEN) -#define ngx_de_namelen(dir) (dir)->de->d_namlen -#else -#define ngx_de_namelen(dir) ngx_strlen((dir)->de->d_name) -#endif - -static ngx_inline ngx_int_t -ngx_de_info(u_char *name, ngx_dir_t *dir) -{ - dir->type = 0; - return stat((const char *) name, &dir->info); -} - -#define ngx_de_info_n "stat()" -#define ngx_de_link_info(name, dir) lstat((const char *) name, &(dir)->info) -#define ngx_de_link_info_n "lstat()" - -#if (NGX_HAVE_D_TYPE) - -/* - * some file systems (e.g. XFS on Linux and CD9660 on FreeBSD) - * do not set dirent.d_type - */ - -#define ngx_de_is_dir(dir) \ - (((dir)->type) ? ((dir)->type == DT_DIR) : (S_ISDIR((dir)->info.st_mode))) -#define ngx_de_is_file(dir) \ - (((dir)->type) ? ((dir)->type == DT_REG) : (S_ISREG((dir)->info.st_mode))) -#define ngx_de_is_link(dir) \ - (((dir)->type) ? ((dir)->type == DT_LNK) : (S_ISLNK((dir)->info.st_mode))) - -#else - -#define ngx_de_is_dir(dir) (S_ISDIR((dir)->info.st_mode)) -#define ngx_de_is_file(dir) (S_ISREG((dir)->info.st_mode)) -#define ngx_de_is_link(dir) (S_ISLNK((dir)->info.st_mode)) - -#endif - -#define ngx_de_access(dir) (((dir)->info.st_mode) & 0777) -#define ngx_de_size(dir) (dir)->info.st_size -#define ngx_de_fs_size(dir) \ - ngx_max((dir)->info.st_size, (dir)->info.st_blocks * 512) -#define ngx_de_mtime(dir) (dir)->info.st_mtime - - -ngx_int_t ngx_open_glob(ngx_glob_t *gl); -#define ngx_open_glob_n "glob()" -ngx_int_t ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name); -void ngx_close_glob(ngx_glob_t *gl); - - -ngx_err_t ngx_trylock_fd(ngx_fd_t fd); -ngx_err_t ngx_lock_fd(ngx_fd_t fd); -ngx_err_t ngx_unlock_fd(ngx_fd_t fd); - -#define ngx_trylock_fd_n "fcntl(F_SETLK, F_WRLCK)" -#define ngx_lock_fd_n "fcntl(F_SETLKW, F_WRLCK)" -#define ngx_unlock_fd_n "fcntl(F_SETLK, F_UNLCK)" - - -#if (NGX_HAVE_F_READAHEAD) - -#define NGX_HAVE_READ_AHEAD 1 - -#define ngx_read_ahead(fd, n) fcntl(fd, F_READAHEAD, (int) n) -#define ngx_read_ahead_n "fcntl(fd, F_READAHEAD)" - -#elif (NGX_HAVE_POSIX_FADVISE) - -#define NGX_HAVE_READ_AHEAD 1 - -ngx_int_t ngx_read_ahead(ngx_fd_t fd, size_t n); -#define ngx_read_ahead_n "posix_fadvise(POSIX_FADV_SEQUENTIAL)" - -#else - -#define ngx_read_ahead(fd, n) 0 -#define ngx_read_ahead_n "ngx_read_ahead_n" - -#endif - - -#if (NGX_HAVE_O_DIRECT) - -ngx_int_t ngx_directio_on(ngx_fd_t fd); -#define ngx_directio_on_n "fcntl(O_DIRECT)" - -ngx_int_t ngx_directio_off(ngx_fd_t fd); -#define ngx_directio_off_n "fcntl(!O_DIRECT)" - -#elif (NGX_HAVE_F_NOCACHE) - -#define ngx_directio_on(fd) fcntl(fd, F_NOCACHE, 1) -#define ngx_directio_on_n "fcntl(F_NOCACHE, 1)" - -#elif (NGX_HAVE_DIRECTIO) - -#define ngx_directio_on(fd) directio(fd, DIRECTIO_ON) -#define ngx_directio_on_n "directio(DIRECTIO_ON)" - -#else - -#define ngx_directio_on(fd) 0 -#define ngx_directio_on_n "ngx_directio_on_n" - -#endif - -size_t ngx_fs_bsize(u_char *name); - - -#if (NGX_HAVE_OPENAT) - -#define ngx_openat_file(fd, name, mode, create, access) \ - openat(fd, (const char *) name, mode|create, access) - -#define ngx_openat_file_n "openat()" - -#define ngx_file_at_info(fd, name, sb, flag) \ - fstatat(fd, (const char *) name, sb, flag) - -#define ngx_file_at_info_n "fstatat()" - -#define NGX_AT_FDCWD (ngx_fd_t) AT_FDCWD - -#endif - - -#define ngx_stdout STDOUT_FILENO -#define ngx_stderr STDERR_FILENO -#define ngx_set_stderr(fd) dup2(fd, STDERR_FILENO) -#define ngx_set_stderr_n "dup2(STDERR_FILENO)" - - -#if (NGX_HAVE_FILE_AIO) - -ngx_int_t ngx_file_aio_init(ngx_file_t *file, ngx_pool_t *pool); -ssize_t ngx_file_aio_read(ngx_file_t *file, u_char *buf, size_t size, - off_t offset, ngx_pool_t *pool); - -extern ngx_uint_t ngx_file_aio; - -#endif - -#if (NGX_THREADS) -ssize_t ngx_thread_read(ngx_file_t *file, u_char *buf, size_t size, - off_t offset, ngx_pool_t *pool); -ssize_t ngx_thread_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, - off_t offset, ngx_pool_t *pool); -#endif - - -#endif /* _NGX_FILES_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_freebsd.h b/src/nginx-1.18.0/src/os/unix/ngx_freebsd.h deleted file mode 100644 index 4f93da5..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_freebsd.h +++ /dev/null @@ -1,25 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_FREEBSD_H_INCLUDED_ -#define _NGX_FREEBSD_H_INCLUDED_ - - -void ngx_debug_init(void); -ngx_chain_t *ngx_freebsd_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - -extern int ngx_freebsd_kern_osreldate; -extern int ngx_freebsd_hw_ncpu; -extern u_long ngx_freebsd_net_inet_tcp_sendspace; - -extern ngx_uint_t ngx_freebsd_sendfile_nbytes_bug; -extern ngx_uint_t ngx_freebsd_use_tcp_nopush; -extern ngx_uint_t ngx_debug_malloc; - - -#endif /* _NGX_FREEBSD_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_freebsd_config.h b/src/nginx-1.18.0/src/os/unix/ngx_freebsd_config.h deleted file mode 100644 index c641108..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_freebsd_config.h +++ /dev/null @@ -1,129 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_FREEBSD_CONFIG_H_INCLUDED_ -#define _NGX_FREEBSD_CONFIG_H_INCLUDED_ - - -#include -#include -#include -#include -#include /* offsetof() */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include /* ALIGN() */ -#include /* statfs() */ - -#include /* FIONBIO */ -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#include /* TCP_NODELAY, TCP_NOPUSH */ -#include -#include -#include - -#include /* setproctitle() before 4.1 */ -#include -#include - -#include - - -#if __FreeBSD_version < 400017 - -/* - * FreeBSD 3.x has no CMSG_SPACE() and CMSG_LEN() and has the broken CMSG_DATA() - */ - -#undef CMSG_SPACE -#define CMSG_SPACE(l) (ALIGN(sizeof(struct cmsghdr)) + ALIGN(l)) - -#undef CMSG_LEN -#define CMSG_LEN(l) (ALIGN(sizeof(struct cmsghdr)) + (l)) - -#undef CMSG_DATA -#define CMSG_DATA(cmsg) ((u_char *)(cmsg) + ALIGN(sizeof(struct cmsghdr))) - -#endif - - -#include - - -#if (NGX_HAVE_POSIX_SEM) -#include -#endif - - -#if (NGX_HAVE_POLL) -#include -#endif - - -#if (NGX_HAVE_KQUEUE) -#include -#endif - - -#if (NGX_HAVE_FILE_AIO) - -#include -typedef struct aiocb ngx_aiocb_t; - -#if (__FreeBSD_version < 700005 && !defined __DragonFly__) -#define sival_ptr sigval_ptr -#endif - -#endif - - -#define NGX_LISTEN_BACKLOG -1 - - -#ifdef __DragonFly__ -#define NGX_KEEPALIVE_FACTOR 1000 -#endif - - -#ifndef IOV_MAX -#define IOV_MAX 1024 -#endif - - -#ifndef NGX_HAVE_INHERITED_NONBLOCK -#define NGX_HAVE_INHERITED_NONBLOCK 1 -#endif - - -#define NGX_HAVE_OS_SPECIFIC_INIT 1 -#define NGX_HAVE_DEBUG_MALLOC 1 - - -extern char **environ; -extern char *malloc_options; - - -#endif /* _NGX_FREEBSD_CONFIG_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_freebsd_init.c b/src/nginx-1.18.0/src/os/unix/ngx_freebsd_init.c deleted file mode 100644 index 1823f02..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_freebsd_init.c +++ /dev/null @@ -1,262 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -/* FreeBSD 3.0 at least */ -char ngx_freebsd_kern_ostype[16]; -char ngx_freebsd_kern_osrelease[128]; -int ngx_freebsd_kern_osreldate; -int ngx_freebsd_hw_ncpu; -int ngx_freebsd_kern_ipc_somaxconn; -u_long ngx_freebsd_net_inet_tcp_sendspace; - -/* FreeBSD 4.9 */ -int ngx_freebsd_machdep_hlt_logical_cpus; - - -ngx_uint_t ngx_freebsd_sendfile_nbytes_bug; -ngx_uint_t ngx_freebsd_use_tcp_nopush; - -ngx_uint_t ngx_debug_malloc; - - -static ngx_os_io_t ngx_freebsd_io = { - ngx_unix_recv, - ngx_readv_chain, - ngx_udp_unix_recv, - ngx_unix_send, - ngx_udp_unix_send, - ngx_udp_unix_sendmsg_chain, -#if (NGX_HAVE_SENDFILE) - ngx_freebsd_sendfile_chain, - NGX_IO_SENDFILE -#else - ngx_writev_chain, - 0 -#endif -}; - - -typedef struct { - char *name; - void *value; - size_t size; - ngx_uint_t exists; -} sysctl_t; - - -sysctl_t sysctls[] = { - { "hw.ncpu", - &ngx_freebsd_hw_ncpu, - sizeof(ngx_freebsd_hw_ncpu), 0 }, - - { "machdep.hlt_logical_cpus", - &ngx_freebsd_machdep_hlt_logical_cpus, - sizeof(ngx_freebsd_machdep_hlt_logical_cpus), 0 }, - - { "net.inet.tcp.sendspace", - &ngx_freebsd_net_inet_tcp_sendspace, - sizeof(ngx_freebsd_net_inet_tcp_sendspace), 0 }, - - { "kern.ipc.somaxconn", - &ngx_freebsd_kern_ipc_somaxconn, - sizeof(ngx_freebsd_kern_ipc_somaxconn), 0 }, - - { NULL, NULL, 0, 0 } -}; - - -void -ngx_debug_init(void) -{ -#if (NGX_DEBUG_MALLOC) - -#if __FreeBSD_version >= 500014 && __FreeBSD_version < 1000011 - _malloc_options = "J"; -#elif __FreeBSD_version < 500014 - malloc_options = "J"; -#endif - - ngx_debug_malloc = 1; - -#else - char *mo; - - mo = getenv("MALLOC_OPTIONS"); - - if (mo && ngx_strchr(mo, 'J')) { - ngx_debug_malloc = 1; - } -#endif -} - - -ngx_int_t -ngx_os_specific_init(ngx_log_t *log) -{ - int version; - size_t size; - ngx_err_t err; - ngx_uint_t i; - - size = sizeof(ngx_freebsd_kern_ostype); - if (sysctlbyname("kern.ostype", - ngx_freebsd_kern_ostype, &size, NULL, 0) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sysctlbyname(kern.ostype) failed"); - - if (ngx_errno != NGX_ENOMEM) { - return NGX_ERROR; - } - - ngx_freebsd_kern_ostype[size - 1] = '\0'; - } - - size = sizeof(ngx_freebsd_kern_osrelease); - if (sysctlbyname("kern.osrelease", - ngx_freebsd_kern_osrelease, &size, NULL, 0) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sysctlbyname(kern.osrelease) failed"); - - if (ngx_errno != NGX_ENOMEM) { - return NGX_ERROR; - } - - ngx_freebsd_kern_osrelease[size - 1] = '\0'; - } - - - size = sizeof(int); - if (sysctlbyname("kern.osreldate", - &ngx_freebsd_kern_osreldate, &size, NULL, 0) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sysctlbyname(kern.osreldate) failed"); - return NGX_ERROR; - } - - version = ngx_freebsd_kern_osreldate; - - -#if (NGX_HAVE_SENDFILE) - - /* - * The determination of the sendfile() "nbytes bug" is complex enough. - * There are two sendfile() syscalls: a new #393 has no bug while - * an old #336 has the bug in some versions and has not in others. - * Besides libc_r wrapper also emulates the bug in some versions. - * There is no way to say exactly if syscall #336 in FreeBSD circa 4.6 - * has the bug. We use the algorithm that is correct at least for - * RELEASEs and for syscalls only (not libc_r wrapper). - * - * 4.6.1-RELEASE and below have the bug - * 4.6.2-RELEASE and above have the new syscall - * - * We detect the new sendfile() syscall available at the compile time - * to allow an old binary to run correctly on an updated FreeBSD system. - */ - -#if (__FreeBSD__ == 4 && __FreeBSD_version >= 460102) \ - || __FreeBSD_version == 460002 || __FreeBSD_version >= 500039 - - /* a new syscall without the bug */ - - ngx_freebsd_sendfile_nbytes_bug = 0; - -#else - - /* an old syscall that may have the bug */ - - ngx_freebsd_sendfile_nbytes_bug = 1; - -#endif - -#endif /* NGX_HAVE_SENDFILE */ - - - if ((version < 500000 && version >= 440003) || version >= 500017) { - ngx_freebsd_use_tcp_nopush = 1; - } - - - for (i = 0; sysctls[i].name; i++) { - size = sysctls[i].size; - - if (sysctlbyname(sysctls[i].name, sysctls[i].value, &size, NULL, 0) - == 0) - { - sysctls[i].exists = 1; - continue; - } - - err = ngx_errno; - - if (err == NGX_ENOENT) { - continue; - } - - ngx_log_error(NGX_LOG_ALERT, log, err, - "sysctlbyname(%s) failed", sysctls[i].name); - return NGX_ERROR; - } - - if (ngx_freebsd_machdep_hlt_logical_cpus) { - ngx_ncpu = ngx_freebsd_hw_ncpu / 2; - - } else { - ngx_ncpu = ngx_freebsd_hw_ncpu; - } - - if (version < 600008 && ngx_freebsd_kern_ipc_somaxconn > 32767) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "sysctl kern.ipc.somaxconn must be less than 32768"); - return NGX_ERROR; - } - - ngx_tcp_nodelay_and_tcp_nopush = 1; - - ngx_os_io = ngx_freebsd_io; - - return NGX_OK; -} - - -void -ngx_os_specific_status(ngx_log_t *log) -{ - u_long value; - ngx_uint_t i; - - ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s", - ngx_freebsd_kern_ostype, ngx_freebsd_kern_osrelease); - -#ifdef __DragonFly_version - ngx_log_error(NGX_LOG_NOTICE, log, 0, - "kern.osreldate: %d, built on %d", - ngx_freebsd_kern_osreldate, __DragonFly_version); -#else - ngx_log_error(NGX_LOG_NOTICE, log, 0, - "kern.osreldate: %d, built on %d", - ngx_freebsd_kern_osreldate, __FreeBSD_version); -#endif - - for (i = 0; sysctls[i].name; i++) { - if (sysctls[i].exists) { - if (sysctls[i].size == sizeof(long)) { - value = *(long *) sysctls[i].value; - - } else { - value = *(int *) sysctls[i].value; - } - - ngx_log_error(NGX_LOG_NOTICE, log, 0, "%s: %l", - sysctls[i].name, value); - } - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_freebsd_sendfile_chain.c b/src/nginx-1.18.0/src/os/unix/ngx_freebsd_sendfile_chain.c deleted file mode 100644 index 3d415bd..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_freebsd_sendfile_chain.c +++ /dev/null @@ -1,333 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -/* - * Although FreeBSD sendfile() allows to pass a header and a trailer, - * it cannot send a header with a part of the file in one packet until - * FreeBSD 5.3. Besides, over the fast ethernet connection sendfile() - * may send the partially filled packets, i.e. the 8 file pages may be sent - * as the 11 full 1460-bytes packets, then one incomplete 324-bytes packet, - * and then again the 11 full 1460-bytes packets. - * - * Therefore we use the TCP_NOPUSH option (similar to Linux's TCP_CORK) - * to postpone the sending - it not only sends a header and the first part of - * the file in one packet, but also sends the file pages in the full packets. - * - * But until FreeBSD 4.5 turning TCP_NOPUSH off does not flush a pending - * data that less than MSS, so that data may be sent with 5 second delay. - * So we do not use TCP_NOPUSH on FreeBSD prior to 4.5, although it can be used - * for non-keepalive HTTP connections. - */ - - -ngx_chain_t * -ngx_freebsd_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) -{ - int rc, flags; - off_t send, prev_send, sent; - size_t file_size; - ssize_t n; - ngx_uint_t eintr, eagain; - ngx_err_t err; - ngx_buf_t *file; - ngx_event_t *wev; - ngx_chain_t *cl; - ngx_iovec_t header, trailer; - struct sf_hdtr hdtr; - struct iovec headers[NGX_IOVS_PREALLOCATE]; - struct iovec trailers[NGX_IOVS_PREALLOCATE]; -#if (NGX_HAVE_AIO_SENDFILE) - ngx_uint_t ebusy; - ngx_event_aio_t *aio; -#endif - - wev = c->write; - - if (!wev->ready) { - return in; - } - -#if (NGX_HAVE_KQUEUE) - - if ((ngx_event_flags & NGX_USE_KQUEUE_EVENT) && wev->pending_eof) { - (void) ngx_connection_error(c, wev->kq_errno, - "kevent() reported about an closed connection"); - wev->error = 1; - return NGX_CHAIN_ERROR; - } - -#endif - - /* the maximum limit size is the maximum size_t value - the page size */ - - if (limit == 0 || limit > (off_t) (NGX_MAX_SIZE_T_VALUE - ngx_pagesize)) { - limit = NGX_MAX_SIZE_T_VALUE - ngx_pagesize; - } - - send = 0; - eagain = 0; - flags = 0; - -#if (NGX_HAVE_AIO_SENDFILE && NGX_SUPPRESS_WARN) - aio = NULL; - file = NULL; -#endif - - header.iovs = headers; - header.nalloc = NGX_IOVS_PREALLOCATE; - - trailer.iovs = trailers; - trailer.nalloc = NGX_IOVS_PREALLOCATE; - - for ( ;; ) { - eintr = 0; -#if (NGX_HAVE_AIO_SENDFILE) - ebusy = 0; -#endif - prev_send = send; - - /* create the header iovec and coalesce the neighbouring bufs */ - - cl = ngx_output_chain_to_iovec(&header, in, limit - send, c->log); - - if (cl == NGX_CHAIN_ERROR) { - return NGX_CHAIN_ERROR; - } - - send += header.size; - - if (cl && cl->buf->in_file && send < limit) { - file = cl->buf; - - /* coalesce the neighbouring file bufs */ - - file_size = (size_t) ngx_chain_coalesce_file(&cl, limit - send); - - send += file_size; - - if (send < limit) { - - /* - * create the trailer iovec and coalesce the neighbouring bufs - */ - - cl = ngx_output_chain_to_iovec(&trailer, cl, limit - send, - c->log); - if (cl == NGX_CHAIN_ERROR) { - return NGX_CHAIN_ERROR; - } - - send += trailer.size; - - } else { - trailer.count = 0; - } - - if (ngx_freebsd_use_tcp_nopush - && c->tcp_nopush == NGX_TCP_NOPUSH_UNSET) - { - if (ngx_tcp_nopush(c->fd) == -1) { - err = ngx_socket_errno; - - /* - * there is a tiny chance to be interrupted, however, - * we continue a processing without the TCP_NOPUSH - */ - - if (err != NGX_EINTR) { - wev->error = 1; - (void) ngx_connection_error(c, err, - ngx_tcp_nopush_n " failed"); - return NGX_CHAIN_ERROR; - } - - } else { - c->tcp_nopush = NGX_TCP_NOPUSH_SET; - - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, - "tcp_nopush"); - } - } - - /* - * sendfile() does unneeded work if sf_hdtr's count is 0, - * but corresponding pointer is not NULL - */ - - hdtr.headers = header.count ? header.iovs : NULL; - hdtr.hdr_cnt = header.count; - hdtr.trailers = trailer.count ? trailer.iovs : NULL; - hdtr.trl_cnt = trailer.count; - - /* - * the "nbytes bug" of the old sendfile() syscall: - * http://bugs.freebsd.org/33771 - */ - - if (!ngx_freebsd_sendfile_nbytes_bug) { - header.size = 0; - } - - sent = 0; - -#if (NGX_HAVE_AIO_SENDFILE) - aio = file->file->aio; - flags = (aio && aio->preload_handler) ? SF_NODISKIO : 0; -#endif - - rc = sendfile(file->file->fd, c->fd, file->file_pos, - file_size + header.size, &hdtr, &sent, flags); - - if (rc == -1) { - err = ngx_errno; - - switch (err) { - case NGX_EAGAIN: - eagain = 1; - break; - - case NGX_EINTR: - eintr = 1; - break; - -#if (NGX_HAVE_AIO_SENDFILE) - case NGX_EBUSY: - ebusy = 1; - break; -#endif - - default: - wev->error = 1; - (void) ngx_connection_error(c, err, "sendfile() failed"); - return NGX_CHAIN_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendfile() sent only %O bytes", sent); - - /* - * sendfile() in FreeBSD 3.x-4.x may return value >= 0 - * on success, although only 0 is documented - */ - - } else if (rc >= 0 && sent == 0) { - - /* - * if rc is OK and sent equal to zero, then someone - * has truncated the file, so the offset became beyond - * the end of the file - */ - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfile() reported that \"%s\" was truncated at %O", - file->file->name.data, file->file_pos); - - return NGX_CHAIN_ERROR; - } - - ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendfile: %d, @%O %O:%uz", - rc, file->file_pos, sent, file_size + header.size); - - } else { - n = ngx_writev(c, &header); - - if (n == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - sent = (n == NGX_AGAIN) ? 0 : n; - } - - c->sent += sent; - - in = ngx_chain_update_sent(in, sent); - -#if (NGX_HAVE_AIO_SENDFILE) - - if (ebusy) { - if (aio->event.active) { - /* - * tolerate duplicate calls; they can happen due to subrequests - * or multiple calls of the next body filter from a filter - */ - - if (sent) { - c->busy_count = 0; - } - - return in; - } - - if (sent == 0) { - c->busy_count++; - - if (c->busy_count > 2) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfile(%V) returned busy again", - &file->file->name); - - c->busy_count = 0; - aio->preload_handler = NULL; - - send = prev_send; - continue; - } - - } else { - c->busy_count = 0; - } - - n = aio->preload_handler(file); - - if (n > 0) { - send = prev_send + sent; - continue; - } - - return in; - } - - if (flags == SF_NODISKIO) { - c->busy_count = 0; - } - -#endif - - if (eagain) { - - /* - * sendfile() may return EAGAIN, even if it has sent a whole file - * part, it indicates that the successive sendfile() call would - * return EAGAIN right away and would not send anything. - * We use it as a hint. - */ - - wev->ready = 0; - return in; - } - - if (eintr) { - send = prev_send + sent; - continue; - } - - if (send - prev_send != sent) { - wev->ready = 0; - return in; - } - - if (send >= limit || in == NULL) { - return in; - } - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_amd64.h b/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_amd64.h deleted file mode 100644 index 159a297..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_amd64.h +++ /dev/null @@ -1,82 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#if (NGX_SMP) -#define NGX_SMP_LOCK "lock;" -#else -#define NGX_SMP_LOCK -#endif - - -/* - * "cmpxchgq r, [m]": - * - * if (rax == [m]) { - * zf = 1; - * [m] = r; - * } else { - * zf = 0; - * rax = [m]; - * } - * - * - * The "r" is any register, %rax (%r0) - %r16. - * The "=a" and "a" are the %rax register. - * Although we can return result in any register, we use "a" because it is - * used in cmpxchgq anyway. The result is actually in %al but not in $rax, - * however as the code is inlined gcc can test %al as well as %rax. - * - * The "cc" means that flags were changed. - */ - -static ngx_inline ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set) -{ - u_char res; - - __asm__ volatile ( - - NGX_SMP_LOCK - " cmpxchgq %3, %1; " - " sete %0; " - - : "=a" (res) : "m" (*lock), "a" (old), "r" (set) : "cc", "memory"); - - return res; -} - - -/* - * "xaddq r, [m]": - * - * temp = [m]; - * [m] += r; - * r = temp; - * - * - * The "+r" is any register, %rax (%r0) - %r16. - * The "cc" means that flags were changed. - */ - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - __asm__ volatile ( - - NGX_SMP_LOCK - " xaddq %0, %1; " - - : "+r" (add) : "m" (*value) : "cc", "memory"); - - return add; -} - - -#define ngx_memory_barrier() __asm__ volatile ("" ::: "memory") - -#define ngx_cpu_pause() __asm__ ("pause") diff --git a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_ppc.h b/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_ppc.h deleted file mode 100644 index 45afc4b..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_ppc.h +++ /dev/null @@ -1,155 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -/* - * The ppc assembler treats ";" as comment, so we have to use "\n". - * The minus in "bne-" is a hint for the branch prediction unit that - * this branch is unlikely to be taken. - * The "1b" means the nearest backward label "1" and the "1f" means - * the nearest forward label "1". - * - * The "b" means that the base registers can be used only, i.e. - * any register except r0. The r0 register always has a zero value and - * could not be used in "addi r0, r0, 1". - * The "=&b" means that no input registers can be used. - * - * "sync" read and write barriers - * "isync" read barrier, is faster than "sync" - * "eieio" write barrier, is faster than "sync" - * "lwsync" write barrier, is faster than "eieio" on ppc64 - */ - -#if (NGX_PTR_SIZE == 8) - -static ngx_inline ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set) -{ - ngx_atomic_uint_t res, temp; - - __asm__ volatile ( - - " li %0, 0 \n" /* preset "0" to "res" */ - " lwsync \n" /* write barrier */ - "1: \n" - " ldarx %1, 0, %2 \n" /* load from [lock] into "temp" */ - /* and store reservation */ - " cmpd %1, %3 \n" /* compare "temp" and "old" */ - " bne- 2f \n" /* not equal */ - " stdcx. %4, 0, %2 \n" /* store "set" into [lock] if reservation */ - /* is not cleared */ - " bne- 1b \n" /* the reservation was cleared */ - " isync \n" /* read barrier */ - " li %0, 1 \n" /* set "1" to "res" */ - "2: \n" - - : "=&b" (res), "=&b" (temp) - : "b" (lock), "b" (old), "b" (set) - : "cc", "memory"); - - return res; -} - - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - ngx_atomic_uint_t res, temp; - - __asm__ volatile ( - - " lwsync \n" /* write barrier */ - "1: ldarx %0, 0, %2 \n" /* load from [value] into "res" */ - /* and store reservation */ - " add %1, %0, %3 \n" /* "res" + "add" store in "temp" */ - " stdcx. %1, 0, %2 \n" /* store "temp" into [value] if reservation */ - /* is not cleared */ - " bne- 1b \n" /* try again if reservation was cleared */ - " isync \n" /* read barrier */ - - : "=&b" (res), "=&b" (temp) - : "b" (value), "b" (add) - : "cc", "memory"); - - return res; -} - - -#if (NGX_SMP) -#define ngx_memory_barrier() \ - __asm__ volatile ("isync \n lwsync \n" ::: "memory") -#else -#define ngx_memory_barrier() __asm__ volatile ("" ::: "memory") -#endif - -#else - -static ngx_inline ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set) -{ - ngx_atomic_uint_t res, temp; - - __asm__ volatile ( - - " li %0, 0 \n" /* preset "0" to "res" */ - " eieio \n" /* write barrier */ - "1: \n" - " lwarx %1, 0, %2 \n" /* load from [lock] into "temp" */ - /* and store reservation */ - " cmpw %1, %3 \n" /* compare "temp" and "old" */ - " bne- 2f \n" /* not equal */ - " stwcx. %4, 0, %2 \n" /* store "set" into [lock] if reservation */ - /* is not cleared */ - " bne- 1b \n" /* the reservation was cleared */ - " isync \n" /* read barrier */ - " li %0, 1 \n" /* set "1" to "res" */ - "2: \n" - - : "=&b" (res), "=&b" (temp) - : "b" (lock), "b" (old), "b" (set) - : "cc", "memory"); - - return res; -} - - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - ngx_atomic_uint_t res, temp; - - __asm__ volatile ( - - " eieio \n" /* write barrier */ - "1: lwarx %0, 0, %2 \n" /* load from [value] into "res" */ - /* and store reservation */ - " add %1, %0, %3 \n" /* "res" + "add" store in "temp" */ - " stwcx. %1, 0, %2 \n" /* store "temp" into [value] if reservation */ - /* is not cleared */ - " bne- 1b \n" /* try again if reservation was cleared */ - " isync \n" /* read barrier */ - - : "=&b" (res), "=&b" (temp) - : "b" (value), "b" (add) - : "cc", "memory"); - - return res; -} - - -#if (NGX_SMP) -#define ngx_memory_barrier() \ - __asm__ volatile ("isync \n eieio \n" ::: "memory") -#else -#define ngx_memory_barrier() __asm__ volatile ("" ::: "memory") -#endif - -#endif - - -#define ngx_cpu_pause() diff --git a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_sparc64.h b/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_sparc64.h deleted file mode 100644 index a84db35..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_sparc64.h +++ /dev/null @@ -1,82 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -/* - * "casa [r1] 0x80, r2, r0" and - * "casxa [r1] 0x80, r2, r0" do the following: - * - * if ([r1] == r2) { - * swap(r0, [r1]); - * } else { - * r0 = [r1]; - * } - * - * so "r0 == r2" means that the operation was successful. - * - * - * The "r" means the general register. - * The "+r" means the general register used for both input and output. - */ - - -#if (NGX_PTR_SIZE == 4) -#define NGX_CASA "casa" -#else -#define NGX_CASA "casxa" -#endif - - -static ngx_inline ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set) -{ - __asm__ volatile ( - - NGX_CASA " [%1] 0x80, %2, %0" - - : "+r" (set) : "r" (lock), "r" (old) : "memory"); - - return (set == old); -} - - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - ngx_atomic_uint_t old, res; - - old = *value; - - for ( ;; ) { - - res = old + add; - - __asm__ volatile ( - - NGX_CASA " [%1] 0x80, %2, %0" - - : "+r" (res) : "r" (value), "r" (old) : "memory"); - - if (res == old) { - return res; - } - - old = res; - } -} - - -#if (NGX_SMP) -#define ngx_memory_barrier() \ - __asm__ volatile ( \ - "membar #LoadLoad | #LoadStore | #StoreStore | #StoreLoad" \ - ::: "memory") -#else -#define ngx_memory_barrier() __asm__ volatile ("" ::: "memory") -#endif - -#define ngx_cpu_pause() diff --git a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_x86.h b/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_x86.h deleted file mode 100644 index 54e01ae..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_gcc_atomic_x86.h +++ /dev/null @@ -1,127 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#if (NGX_SMP) -#define NGX_SMP_LOCK "lock;" -#else -#define NGX_SMP_LOCK -#endif - - -/* - * "cmpxchgl r, [m]": - * - * if (eax == [m]) { - * zf = 1; - * [m] = r; - * } else { - * zf = 0; - * eax = [m]; - * } - * - * - * The "r" means the general register. - * The "=a" and "a" are the %eax register. - * Although we can return result in any register, we use "a" because it is - * used in cmpxchgl anyway. The result is actually in %al but not in %eax, - * however, as the code is inlined gcc can test %al as well as %eax, - * and icc adds "movzbl %al, %eax" by itself. - * - * The "cc" means that flags were changed. - */ - -static ngx_inline ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set) -{ - u_char res; - - __asm__ volatile ( - - NGX_SMP_LOCK - " cmpxchgl %3, %1; " - " sete %0; " - - : "=a" (res) : "m" (*lock), "a" (old), "r" (set) : "cc", "memory"); - - return res; -} - - -/* - * "xaddl r, [m]": - * - * temp = [m]; - * [m] += r; - * r = temp; - * - * - * The "+r" means the general register. - * The "cc" means that flags were changed. - */ - - -#if !(( __GNUC__ == 2 && __GNUC_MINOR__ <= 7 ) || ( __INTEL_COMPILER >= 800 )) - -/* - * icc 8.1 and 9.0 compile broken code with -march=pentium4 option: - * ngx_atomic_fetch_add() always return the input "add" value, - * so we use the gcc 2.7 version. - * - * icc 8.1 and 9.0 with -march=pentiumpro option or icc 7.1 compile - * correct code. - */ - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - __asm__ volatile ( - - NGX_SMP_LOCK - " xaddl %0, %1; " - - : "+r" (add) : "m" (*value) : "cc", "memory"); - - return add; -} - - -#else - -/* - * gcc 2.7 does not support "+r", so we have to use the fixed - * %eax ("=a" and "a") and this adds two superfluous instructions in the end - * of code, something like this: "mov %eax, %edx / mov %edx, %eax". - */ - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - ngx_atomic_uint_t old; - - __asm__ volatile ( - - NGX_SMP_LOCK - " xaddl %2, %1; " - - : "=a" (old) : "m" (*value), "a" (add) : "cc", "memory"); - - return old; -} - -#endif - - -/* - * on x86 the write operations go in a program order, so we need only - * to disable the gcc reorder optimizations - */ - -#define ngx_memory_barrier() __asm__ volatile ("" ::: "memory") - -/* old "as" does not support "pause" opcode */ -#define ngx_cpu_pause() __asm__ (".byte 0xf3, 0x90") diff --git a/src/nginx-1.18.0/src/os/unix/ngx_linux.h b/src/nginx-1.18.0/src/os/unix/ngx_linux.h deleted file mode 100644 index 13d654e..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_linux.h +++ /dev/null @@ -1,16 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_LINUX_H_INCLUDED_ -#define _NGX_LINUX_H_INCLUDED_ - - -ngx_chain_t *ngx_linux_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - - -#endif /* _NGX_LINUX_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_linux_aio_read.c b/src/nginx-1.18.0/src/os/unix/ngx_linux_aio_read.c deleted file mode 100644 index 9f0a6c1..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_linux_aio_read.c +++ /dev/null @@ -1,148 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -extern int ngx_eventfd; -extern aio_context_t ngx_aio_ctx; - - -static void ngx_file_aio_event_handler(ngx_event_t *ev); - - -static int -io_submit(aio_context_t ctx, long n, struct iocb **paiocb) -{ - return syscall(SYS_io_submit, ctx, n, paiocb); -} - - -ngx_int_t -ngx_file_aio_init(ngx_file_t *file, ngx_pool_t *pool) -{ - ngx_event_aio_t *aio; - - aio = ngx_pcalloc(pool, sizeof(ngx_event_aio_t)); - if (aio == NULL) { - return NGX_ERROR; - } - - aio->file = file; - aio->fd = file->fd; - aio->event.data = aio; - aio->event.ready = 1; - aio->event.log = file->log; - - file->aio = aio; - - return NGX_OK; -} - - -ssize_t -ngx_file_aio_read(ngx_file_t *file, u_char *buf, size_t size, off_t offset, - ngx_pool_t *pool) -{ - ngx_err_t err; - struct iocb *piocb[1]; - ngx_event_t *ev; - ngx_event_aio_t *aio; - - if (!ngx_file_aio) { - return ngx_read_file(file, buf, size, offset); - } - - if (file->aio == NULL && ngx_file_aio_init(file, pool) != NGX_OK) { - return NGX_ERROR; - } - - aio = file->aio; - ev = &aio->event; - - if (!ev->ready) { - ngx_log_error(NGX_LOG_ALERT, file->log, 0, - "second aio post for \"%V\"", &file->name); - return NGX_AGAIN; - } - - ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0, - "aio complete:%d @%O:%uz %V", - ev->complete, offset, size, &file->name); - - if (ev->complete) { - ev->active = 0; - ev->complete = 0; - - if (aio->res >= 0) { - ngx_set_errno(0); - return aio->res; - } - - ngx_set_errno(-aio->res); - - ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, - "aio read \"%s\" failed", file->name.data); - - return NGX_ERROR; - } - - ngx_memzero(&aio->aiocb, sizeof(struct iocb)); - - aio->aiocb.aio_data = (uint64_t) (uintptr_t) ev; - aio->aiocb.aio_lio_opcode = IOCB_CMD_PREAD; - aio->aiocb.aio_fildes = file->fd; - aio->aiocb.aio_buf = (uint64_t) (uintptr_t) buf; - aio->aiocb.aio_nbytes = size; - aio->aiocb.aio_offset = offset; - aio->aiocb.aio_flags = IOCB_FLAG_RESFD; - aio->aiocb.aio_resfd = ngx_eventfd; - - ev->handler = ngx_file_aio_event_handler; - - piocb[0] = &aio->aiocb; - - if (io_submit(ngx_aio_ctx, 1, piocb) == 1) { - ev->active = 1; - ev->ready = 0; - ev->complete = 0; - - return NGX_AGAIN; - } - - err = ngx_errno; - - if (err == NGX_EAGAIN) { - return ngx_read_file(file, buf, size, offset); - } - - ngx_log_error(NGX_LOG_CRIT, file->log, err, - "io_submit(\"%V\") failed", &file->name); - - if (err == NGX_ENOSYS) { - ngx_file_aio = 0; - return ngx_read_file(file, buf, size, offset); - } - - return NGX_ERROR; -} - - -static void -ngx_file_aio_event_handler(ngx_event_t *ev) -{ - ngx_event_aio_t *aio; - - aio = ev->data; - - ngx_log_debug2(NGX_LOG_DEBUG_CORE, ev->log, 0, - "aio event handler fd:%d %V", aio->fd, &aio->file->name); - - aio->handler(ev); -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_linux_config.h b/src/nginx-1.18.0/src/os/unix/ngx_linux_config.h deleted file mode 100644 index 3036cae..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_linux_config.h +++ /dev/null @@ -1,128 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_LINUX_CONFIG_H_INCLUDED_ -#define _NGX_LINUX_CONFIG_H_INCLUDED_ - - -#ifndef _GNU_SOURCE -#define _GNU_SOURCE /* pread(), pwrite(), gethostname() */ -#endif - -#define _FILE_OFFSET_BITS 64 - -#include -#include -#include -#include -#include /* offsetof() */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include /* statfs() */ - -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#include /* TCP_NODELAY, TCP_CORK */ -#include -#include -#include - -#include /* tzset() */ -#include /* memalign() */ -#include /* IOV_MAX */ -#include -#include -#include /* uname() */ - -#include - - -#include - - -#if (NGX_HAVE_POSIX_SEM) -#include -#endif - - -#if (NGX_HAVE_SYS_PRCTL_H) -#include -#endif - - -#if (NGX_HAVE_SENDFILE64) -#include -#else -extern ssize_t sendfile(int s, int fd, int32_t *offset, size_t size); -#define NGX_SENDFILE_LIMIT 0x80000000 -#endif - - -#if (NGX_HAVE_POLL) -#include -#endif - - -#if (NGX_HAVE_EPOLL) -#include -#endif - - -#if (NGX_HAVE_SYS_EVENTFD_H) -#include -#endif -#include -#if (NGX_HAVE_FILE_AIO) -#include -typedef struct iocb ngx_aiocb_t; -#endif - - -#if (NGX_HAVE_CAPABILITIES) -#include -#endif - - -#define NGX_LISTEN_BACKLOG 511 - - -#ifndef NGX_HAVE_SO_SNDLOWAT -/* setsockopt(SO_SNDLOWAT) returns ENOPROTOOPT */ -#define NGX_HAVE_SO_SNDLOWAT 0 -#endif - - -#ifndef NGX_HAVE_INHERITED_NONBLOCK -#define NGX_HAVE_INHERITED_NONBLOCK 0 -#endif - - -#define NGX_HAVE_OS_SPECIFIC_INIT 1 -#define ngx_debug_init() - - -extern char **environ; - - -#endif /* _NGX_LINUX_CONFIG_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_linux_init.c b/src/nginx-1.18.0/src/os/unix/ngx_linux_init.c deleted file mode 100644 index a8cf6a0..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_linux_init.c +++ /dev/null @@ -1,60 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -u_char ngx_linux_kern_ostype[50]; -u_char ngx_linux_kern_osrelease[50]; - - -static ngx_os_io_t ngx_linux_io = { - ngx_unix_recv, - ngx_readv_chain, - ngx_udp_unix_recv, - ngx_unix_send, - ngx_udp_unix_send, - ngx_udp_unix_sendmsg_chain, -#if (NGX_HAVE_SENDFILE) - ngx_linux_sendfile_chain, - NGX_IO_SENDFILE -#else - ngx_writev_chain, - 0 -#endif -}; - - -ngx_int_t -ngx_os_specific_init(ngx_log_t *log) -{ - struct utsname u; - - if (uname(&u) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "uname() failed"); - return NGX_ERROR; - } - - (void) ngx_cpystrn(ngx_linux_kern_ostype, (u_char *) u.sysname, - sizeof(ngx_linux_kern_ostype)); - - (void) ngx_cpystrn(ngx_linux_kern_osrelease, (u_char *) u.release, - sizeof(ngx_linux_kern_osrelease)); - - ngx_os_io = ngx_linux_io; - - return NGX_OK; -} - - -void -ngx_os_specific_status(ngx_log_t *log) -{ - ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s", - ngx_linux_kern_ostype, ngx_linux_kern_osrelease); -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_linux_sendfile_chain.c b/src/nginx-1.18.0/src/os/unix/ngx_linux_sendfile_chain.c deleted file mode 100644 index 5695839..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_linux_sendfile_chain.c +++ /dev/null @@ -1,442 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static ssize_t ngx_linux_sendfile(ngx_connection_t *c, ngx_buf_t *file, - size_t size); - -#if (NGX_THREADS) -#include - -#if !(NGX_HAVE_SENDFILE64) -#error sendfile64() is required! -#endif - -static ssize_t ngx_linux_sendfile_thread(ngx_connection_t *c, ngx_buf_t *file, - size_t size); -static void ngx_linux_sendfile_thread_handler(void *data, ngx_log_t *log); -#endif - - -/* - * On Linux up to 2.4.21 sendfile() (syscall #187) works with 32-bit - * offsets only, and the including breaks the compiling, - * if off_t is 64 bit wide. So we use own sendfile() definition, where offset - * parameter is int32_t, and use sendfile() for the file parts below 2G only, - * see src/os/unix/ngx_linux_config.h - * - * Linux 2.4.21 has the new sendfile64() syscall #239. - * - * On Linux up to 2.6.16 sendfile() does not allow to pass the count parameter - * more than 2G-1 bytes even on 64-bit platforms: it returns EINVAL, - * so we limit it to 2G-1 bytes. - */ - -#define NGX_SENDFILE_MAXSIZE 2147483647L - - -ngx_chain_t * -ngx_linux_sendfile_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) -{ - int tcp_nodelay; - off_t send, prev_send; - size_t file_size, sent; - ssize_t n; - ngx_err_t err; - ngx_buf_t *file; - ngx_event_t *wev; - ngx_chain_t *cl; - ngx_iovec_t header; - struct iovec headers[NGX_IOVS_PREALLOCATE]; - - wev = c->write; - - if (!wev->ready) { - return in; - } - - - /* the maximum limit size is 2G-1 - the page size */ - - if (limit == 0 || limit > (off_t) (NGX_SENDFILE_MAXSIZE - ngx_pagesize)) { - limit = NGX_SENDFILE_MAXSIZE - ngx_pagesize; - } - - - send = 0; - - header.iovs = headers; - header.nalloc = NGX_IOVS_PREALLOCATE; - - for ( ;; ) { - prev_send = send; - - /* create the iovec and coalesce the neighbouring bufs */ - - cl = ngx_output_chain_to_iovec(&header, in, limit - send, c->log); - - if (cl == NGX_CHAIN_ERROR) { - return NGX_CHAIN_ERROR; - } - - send += header.size; - - /* set TCP_CORK if there is a header before a file */ - - if (c->tcp_nopush == NGX_TCP_NOPUSH_UNSET - && header.count != 0 - && cl - && cl->buf->in_file) - { - /* the TCP_CORK and TCP_NODELAY are mutually exclusive */ - - if (c->tcp_nodelay == NGX_TCP_NODELAY_SET) { - - tcp_nodelay = 0; - - if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) == -1) - { - err = ngx_socket_errno; - - /* - * there is a tiny chance to be interrupted, however, - * we continue a processing with the TCP_NODELAY - * and without the TCP_CORK - */ - - if (err != NGX_EINTR) { - wev->error = 1; - ngx_connection_error(c, err, - "setsockopt(TCP_NODELAY) failed"); - return NGX_CHAIN_ERROR; - } - - } else { - c->tcp_nodelay = NGX_TCP_NODELAY_UNSET; - - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, - "no tcp_nodelay"); - } - } - - if (c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { - - if (ngx_tcp_nopush(c->fd) == -1) { - err = ngx_socket_errno; - - /* - * there is a tiny chance to be interrupted, however, - * we continue a processing without the TCP_CORK - */ - - if (err != NGX_EINTR) { - wev->error = 1; - ngx_connection_error(c, err, - ngx_tcp_nopush_n " failed"); - return NGX_CHAIN_ERROR; - } - - } else { - c->tcp_nopush = NGX_TCP_NOPUSH_SET; - - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, - "tcp_nopush"); - } - } - } - - /* get the file buf */ - - if (header.count == 0 && cl && cl->buf->in_file && send < limit) { - file = cl->buf; - - /* coalesce the neighbouring file bufs */ - - file_size = (size_t) ngx_chain_coalesce_file(&cl, limit - send); - - send += file_size; -#if 1 - if (file_size == 0) { - ngx_debug_point(); - return NGX_CHAIN_ERROR; - } -#endif - - n = ngx_linux_sendfile(c, file, file_size); - - if (n == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - if (n == NGX_DONE) { - /* thread task posted */ - return in; - } - - sent = (n == NGX_AGAIN) ? 0 : n; - - } else { - n = ngx_writev(c, &header); - - if (n == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - sent = (n == NGX_AGAIN) ? 0 : n; - } - - c->sent += sent; - - in = ngx_chain_update_sent(in, sent); - - if (n == NGX_AGAIN) { - wev->ready = 0; - return in; - } - - if ((size_t) (send - prev_send) != sent) { - - /* - * sendfile() on Linux 4.3+ might be interrupted at any time, - * and provides no indication if it was interrupted or not, - * so we have to retry till an explicit EAGAIN - * - * sendfile() in threads can also report less bytes written - * than we are prepared to send now, since it was started in - * some point in the past, so we again have to retry - */ - - send = prev_send + sent; - continue; - } - - if (send >= limit || in == NULL) { - return in; - } - } -} - - -static ssize_t -ngx_linux_sendfile(ngx_connection_t *c, ngx_buf_t *file, size_t size) -{ -#if (NGX_HAVE_SENDFILE64) - off_t offset; -#else - int32_t offset; -#endif - ssize_t n; - ngx_err_t err; - -#if (NGX_THREADS) - - if (file->file->thread_handler) { - return ngx_linux_sendfile_thread(c, file, size); - } - -#endif - -#if (NGX_HAVE_SENDFILE64) - offset = file->file_pos; -#else - offset = (int32_t) file->file_pos; -#endif - -eintr: - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendfile: @%O %uz", file->file_pos, size); - - n = sendfile(c->fd, file->file->fd, &offset, size); - - if (n == -1) { - err = ngx_errno; - - switch (err) { - case NGX_EAGAIN: - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendfile() is not ready"); - return NGX_AGAIN; - - case NGX_EINTR: - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendfile() was interrupted"); - goto eintr; - - default: - c->write->error = 1; - ngx_connection_error(c, err, "sendfile() failed"); - return NGX_ERROR; - } - } - - if (n == 0) { - /* - * if sendfile returns zero, then someone has truncated the file, - * so the offset became beyond the end of the file - */ - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfile() reported that \"%s\" was truncated at %O", - file->file->name.data, file->file_pos); - - return NGX_ERROR; - } - - ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, "sendfile: %z of %uz @%O", - n, size, file->file_pos); - - return n; -} - - -#if (NGX_THREADS) - -typedef struct { - ngx_buf_t *file; - ngx_socket_t socket; - size_t size; - - size_t sent; - ngx_err_t err; -} ngx_linux_sendfile_ctx_t; - - -static ssize_t -ngx_linux_sendfile_thread(ngx_connection_t *c, ngx_buf_t *file, size_t size) -{ - ngx_event_t *wev; - ngx_thread_task_t *task; - ngx_linux_sendfile_ctx_t *ctx; - - ngx_log_debug3(NGX_LOG_DEBUG_CORE, c->log, 0, - "linux sendfile thread: %d, %uz, %O", - file->file->fd, size, file->file_pos); - - task = c->sendfile_task; - - if (task == NULL) { - task = ngx_thread_task_alloc(c->pool, sizeof(ngx_linux_sendfile_ctx_t)); - if (task == NULL) { - return NGX_ERROR; - } - - task->handler = ngx_linux_sendfile_thread_handler; - - c->sendfile_task = task; - } - - ctx = task->ctx; - wev = c->write; - - if (task->event.complete) { - task->event.complete = 0; - - if (ctx->err == NGX_EAGAIN) { - /* - * if wev->complete is set, this means that a write event - * happened while we were waiting for the thread task, so - * we have to retry sending even on EAGAIN - */ - - if (wev->complete) { - return 0; - } - - return NGX_AGAIN; - } - - if (ctx->err) { - wev->error = 1; - ngx_connection_error(c, ctx->err, "sendfile() failed"); - return NGX_ERROR; - } - - if (ctx->sent == 0) { - /* - * if sendfile returns zero, then someone has truncated the file, - * so the offset became beyond the end of the file - */ - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfile() reported that \"%s\" was truncated at %O", - file->file->name.data, file->file_pos); - - return NGX_ERROR; - } - - return ctx->sent; - } - - if (task->event.active && ctx->file == file) { - /* - * tolerate duplicate calls; they can happen due to subrequests - * or multiple calls of the next body filter from a filter - */ - - return NGX_DONE; - } - - ctx->file = file; - ctx->socket = c->fd; - ctx->size = size; - - wev->complete = 0; - - if (file->file->thread_handler(task, file->file) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_DONE; -} - - -static void -ngx_linux_sendfile_thread_handler(void *data, ngx_log_t *log) -{ - ngx_linux_sendfile_ctx_t *ctx = data; - - off_t offset; - ssize_t n; - ngx_buf_t *file; - - ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "linux sendfile thread handler"); - - file = ctx->file; - offset = file->file_pos; - -again: - - n = sendfile(ctx->socket, file->file->fd, &offset, ctx->size); - - if (n == -1) { - ctx->err = ngx_errno; - - } else { - ctx->sent = n; - ctx->err = 0; - } - -#if 0 - ngx_time_update(); -#endif - - ngx_log_debug4(NGX_LOG_DEBUG_EVENT, log, 0, - "sendfile: %z (err: %d) of %uz @%O", - n, ctx->err, ctx->size, file->file_pos); - - if (ctx->err == NGX_EINTR) { - goto again; - } -} - -#endif /* NGX_THREADS */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_os.h b/src/nginx-1.18.0/src/os/unix/ngx_os.h deleted file mode 100644 index 3b32819..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_os.h +++ /dev/null @@ -1,102 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_OS_H_INCLUDED_ -#define _NGX_OS_H_INCLUDED_ - - -#include -#include - - -#define NGX_IO_SENDFILE 1 - - -typedef ssize_t (*ngx_recv_pt)(ngx_connection_t *c, u_char *buf, size_t size); -typedef ssize_t (*ngx_recv_chain_pt)(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); -typedef ssize_t (*ngx_send_pt)(ngx_connection_t *c, u_char *buf, size_t size); -typedef ngx_chain_t *(*ngx_send_chain_pt)(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - -typedef struct { - ngx_recv_pt recv; - ngx_recv_chain_pt recv_chain; - ngx_recv_pt udp_recv; - ngx_send_pt send; - ngx_send_pt udp_send; - ngx_send_chain_pt udp_send_chain; - ngx_send_chain_pt send_chain; - ngx_uint_t flags; -} ngx_os_io_t; - - -ngx_int_t ngx_os_init(ngx_log_t *log); -void ngx_os_status(ngx_log_t *log); -ngx_int_t ngx_os_specific_init(ngx_log_t *log); -void ngx_os_specific_status(ngx_log_t *log); -ngx_int_t ngx_daemon(ngx_log_t *log); -ngx_int_t ngx_os_signal_process(ngx_cycle_t *cycle, char *sig, ngx_pid_t pid); - - -ssize_t ngx_unix_recv(ngx_connection_t *c, u_char *buf, size_t size); -ssize_t ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *entry, off_t limit); -ssize_t ngx_udp_unix_recv(ngx_connection_t *c, u_char *buf, size_t size); -ssize_t ngx_unix_send(ngx_connection_t *c, u_char *buf, size_t size); -ngx_chain_t *ngx_writev_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); -ssize_t ngx_udp_unix_send(ngx_connection_t *c, u_char *buf, size_t size); -ngx_chain_t *ngx_udp_unix_sendmsg_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - - -#if (IOV_MAX > 64) -#define NGX_IOVS_PREALLOCATE 64 -#else -#define NGX_IOVS_PREALLOCATE IOV_MAX -#endif - - -typedef struct { - struct iovec *iovs; - ngx_uint_t count; - size_t size; - ngx_uint_t nalloc; -} ngx_iovec_t; - -ngx_chain_t *ngx_output_chain_to_iovec(ngx_iovec_t *vec, ngx_chain_t *in, - size_t limit, ngx_log_t *log); - - -ssize_t ngx_writev(ngx_connection_t *c, ngx_iovec_t *vec); - - -extern ngx_os_io_t ngx_os_io; -extern ngx_int_t ngx_ncpu; -extern ngx_int_t ngx_max_sockets; -extern ngx_uint_t ngx_inherited_nonblocking; -extern ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush; - - -#if (NGX_FREEBSD) -#include - - -#elif (NGX_LINUX) -#include - - -#elif (NGX_SOLARIS) -#include - - -#elif (NGX_DARWIN) -#include -#endif - - -#endif /* _NGX_OS_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_posix_config.h b/src/nginx-1.18.0/src/os/unix/ngx_posix_config.h deleted file mode 100644 index 2a8c413..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_posix_config.h +++ /dev/null @@ -1,151 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_POSIX_CONFIG_H_INCLUDED_ -#define _NGX_POSIX_CONFIG_H_INCLUDED_ - - -#if (NGX_HPUX) -#define _XOPEN_SOURCE -#define _XOPEN_SOURCE_EXTENDED 1 -#define _HPUX_ALT_XOPEN_SOCKET_API -#endif - - -#if (NGX_TRU64) -#define _REENTRANT -#endif - - -#if (NGX_GNU_HURD) -#ifndef _GNU_SOURCE -#define _GNU_SOURCE /* accept4() */ -#endif -#define _FILE_OFFSET_BITS 64 -#endif - - -#ifdef __CYGWIN__ -#define timezonevar /* timezone is variable */ -#define NGX_BROKEN_SCM_RIGHTS 1 -#endif - - -#include -#include -#if (NGX_HAVE_UNISTD_H) -#include -#endif -#if (NGX_HAVE_INTTYPES_H) -#include -#endif -#include -#include /* offsetof() */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#if (NGX_HAVE_SYS_PARAM_H) -#include /* statfs() */ -#endif -#if (NGX_HAVE_SYS_MOUNT_H) -#include /* statfs() */ -#endif -#if (NGX_HAVE_SYS_STATVFS_H) -#include /* statvfs() */ -#endif - -#if (NGX_HAVE_SYS_FILIO_H) -#include /* FIONBIO */ -#endif -#include /* FIONBIO */ - -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#include /* TCP_NODELAY */ -#include -#include -#include - -#if (NGX_HAVE_LIMITS_H) -#include /* IOV_MAX */ -#endif - -#ifdef __CYGWIN__ -#include /* memalign() */ -#endif - -#if (NGX_HAVE_CRYPT_H) -#include -#endif - - -#ifndef IOV_MAX -#define IOV_MAX 16 -#endif - - -#include - - -#if (NGX_HAVE_DLOPEN) -#include -#endif - - -#if (NGX_HAVE_POSIX_SEM) -#include -#endif - - -#if (NGX_HAVE_POLL) -#include -#endif - - -#if (NGX_HAVE_KQUEUE) -#include -#endif - - -#if (NGX_HAVE_DEVPOLL) && !(NGX_TEST_BUILD_DEVPOLL) -#include -#include -#endif - - -#if (NGX_HAVE_FILE_AIO) -#include -typedef struct aiocb ngx_aiocb_t; -#endif - - -#define NGX_LISTEN_BACKLOG 511 - -#define ngx_debug_init() - - -extern char **environ; - - -#endif /* _NGX_POSIX_CONFIG_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_posix_init.c b/src/nginx-1.18.0/src/os/unix/ngx_posix_init.c deleted file mode 100644 index 7824735..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_posix_init.c +++ /dev/null @@ -1,144 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ngx_int_t ngx_ncpu; -ngx_int_t ngx_max_sockets; -ngx_uint_t ngx_inherited_nonblocking; -ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush; - - -struct rlimit rlmt; - - -ngx_os_io_t ngx_os_io = { - ngx_unix_recv, - ngx_readv_chain, - ngx_udp_unix_recv, - ngx_unix_send, - ngx_udp_unix_send, - ngx_udp_unix_sendmsg_chain, - ngx_writev_chain, - 0 -}; - - -ngx_int_t -ngx_os_init(ngx_log_t *log) -{ - ngx_time_t *tp; - ngx_uint_t n; -#if (NGX_HAVE_LEVEL1_DCACHE_LINESIZE) - long size; -#endif - -#if (NGX_HAVE_OS_SPECIFIC_INIT) - if (ngx_os_specific_init(log) != NGX_OK) { - return NGX_ERROR; - } -#endif - - if (ngx_init_setproctitle(log) != NGX_OK) { - return NGX_ERROR; - } - - ngx_pagesize = getpagesize(); - ngx_cacheline_size = NGX_CPU_CACHE_LINE; - - for (n = ngx_pagesize; n >>= 1; ngx_pagesize_shift++) { /* void */ } - -#if (NGX_HAVE_SC_NPROCESSORS_ONLN) - if (ngx_ncpu == 0) { - ngx_ncpu = sysconf(_SC_NPROCESSORS_ONLN); - } -#endif - - if (ngx_ncpu < 1) { - ngx_ncpu = 1; - } - -#if (NGX_HAVE_LEVEL1_DCACHE_LINESIZE) - size = sysconf(_SC_LEVEL1_DCACHE_LINESIZE); - if (size > 0) { - ngx_cacheline_size = size; - } -#endif - - ngx_cpuinfo(); - - if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, errno, - "getrlimit(RLIMIT_NOFILE) failed"); - return NGX_ERROR; - } - - ngx_max_sockets = (ngx_int_t) rlmt.rlim_cur; - -#if (NGX_HAVE_INHERITED_NONBLOCK || NGX_HAVE_ACCEPT4) - ngx_inherited_nonblocking = 1; -#else - ngx_inherited_nonblocking = 0; -#endif - - tp = ngx_timeofday(); - srandom(((unsigned) ngx_pid << 16) ^ tp->sec ^ tp->msec); - - return NGX_OK; -} - - -void -ngx_os_status(ngx_log_t *log) -{ - ngx_log_error(NGX_LOG_NOTICE, log, 0, NGINX_VER_BUILD); - -#ifdef NGX_COMPILER - ngx_log_error(NGX_LOG_NOTICE, log, 0, "built by " NGX_COMPILER); -#endif - -#if (NGX_HAVE_OS_SPECIFIC_INIT) - ngx_os_specific_status(log); -#endif - - ngx_log_error(NGX_LOG_NOTICE, log, 0, - "getrlimit(RLIMIT_NOFILE): %r:%r", - rlmt.rlim_cur, rlmt.rlim_max); -} - - -#if 0 - -ngx_int_t -ngx_posix_post_conf_init(ngx_log_t *log) -{ - ngx_fd_t pp[2]; - - if (pipe(pp) == -1) { - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "pipe() failed"); - return NGX_ERROR; - } - - if (dup2(pp[1], STDERR_FILENO) == -1) { - ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed"); - return NGX_ERROR; - } - - if (pp[1] > STDERR_FILENO) { - if (close(pp[1]) == -1) { - ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed"); - return NGX_ERROR; - } - } - - return NGX_OK; -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_process.c b/src/nginx-1.18.0/src/os/unix/ngx_process.c deleted file mode 100644 index 1568023..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_process.c +++ /dev/null @@ -1,648 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -typedef struct { - int signo; - char *signame; - char *name; - void (*handler)(int signo, siginfo_t *siginfo, void *ucontext); -} ngx_signal_t; - - - -static void ngx_execute_proc(ngx_cycle_t *cycle, void *data); -static void ngx_signal_handler(int signo, siginfo_t *siginfo, void *ucontext); -static void ngx_process_get_status(void); -static void ngx_unlock_mutexes(ngx_pid_t pid); - - -int ngx_argc; -char **ngx_argv; -char **ngx_os_argv; - -ngx_int_t ngx_process_slot; -ngx_socket_t ngx_channel; -ngx_int_t ngx_last_process; -ngx_process_t ngx_processes[NGX_MAX_PROCESSES]; - - -ngx_signal_t signals[] = { - { ngx_signal_value(NGX_RECONFIGURE_SIGNAL), - "SIG" ngx_value(NGX_RECONFIGURE_SIGNAL), - "reload", - ngx_signal_handler }, - - { ngx_signal_value(NGX_REOPEN_SIGNAL), - "SIG" ngx_value(NGX_REOPEN_SIGNAL), - "reopen", - ngx_signal_handler }, - - { ngx_signal_value(NGX_NOACCEPT_SIGNAL), - "SIG" ngx_value(NGX_NOACCEPT_SIGNAL), - "", - ngx_signal_handler }, - - { ngx_signal_value(NGX_TERMINATE_SIGNAL), - "SIG" ngx_value(NGX_TERMINATE_SIGNAL), - "stop", - ngx_signal_handler }, - - { ngx_signal_value(NGX_SHUTDOWN_SIGNAL), - "SIG" ngx_value(NGX_SHUTDOWN_SIGNAL), - "quit", - ngx_signal_handler }, - - { ngx_signal_value(NGX_CHANGEBIN_SIGNAL), - "SIG" ngx_value(NGX_CHANGEBIN_SIGNAL), - "", - ngx_signal_handler }, - - { SIGALRM, "SIGALRM", "", ngx_signal_handler }, - - { SIGINT, "SIGINT", "", ngx_signal_handler }, - - { SIGIO, "SIGIO", "", ngx_signal_handler }, - - { SIGCHLD, "SIGCHLD", "", ngx_signal_handler }, - - { SIGSYS, "SIGSYS, SIG_IGN", "", NULL }, - - { SIGPIPE, "SIGPIPE, SIG_IGN", "", NULL }, - - { 0, NULL, "", NULL } -}; - - -ngx_pid_t -ngx_spawn_process(ngx_cycle_t *cycle, ngx_spawn_proc_pt proc, void *data, - char *name, ngx_int_t respawn) -{ - u_long on; - ngx_pid_t pid; - ngx_int_t s; - - if (respawn >= 0) { - s = respawn; - - } else { - for (s = 0; s < ngx_last_process; s++) { - if (ngx_processes[s].pid == -1) { - break; - } - } - - if (s == NGX_MAX_PROCESSES) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, - "no more than %d processes can be spawned", - NGX_MAX_PROCESSES); - return NGX_INVALID_PID; - } - } - - - if (respawn != NGX_PROCESS_DETACHED) { - - /* Solaris 9 still has no AF_LOCAL */ - - if (socketpair(AF_UNIX, SOCK_STREAM, 0, ngx_processes[s].channel) == -1) - { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "socketpair() failed while spawning \"%s\"", name); - return NGX_INVALID_PID; - } - - ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, - "channel %d:%d", - ngx_processes[s].channel[0], - ngx_processes[s].channel[1]); - - if (ngx_nonblocking(ngx_processes[s].channel[0]) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - ngx_nonblocking_n " failed while spawning \"%s\"", - name); - ngx_close_channel(ngx_processes[s].channel, cycle->log); - return NGX_INVALID_PID; - } - - if (ngx_nonblocking(ngx_processes[s].channel[1]) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - ngx_nonblocking_n " failed while spawning \"%s\"", - name); - ngx_close_channel(ngx_processes[s].channel, cycle->log); - return NGX_INVALID_PID; - } - - on = 1; - if (ioctl(ngx_processes[s].channel[0], FIOASYNC, &on) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "ioctl(FIOASYNC) failed while spawning \"%s\"", name); - ngx_close_channel(ngx_processes[s].channel, cycle->log); - return NGX_INVALID_PID; - } - - if (fcntl(ngx_processes[s].channel[0], F_SETOWN, ngx_pid) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "fcntl(F_SETOWN) failed while spawning \"%s\"", name); - ngx_close_channel(ngx_processes[s].channel, cycle->log); - return NGX_INVALID_PID; - } - - if (fcntl(ngx_processes[s].channel[0], F_SETFD, FD_CLOEXEC) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "fcntl(FD_CLOEXEC) failed while spawning \"%s\"", - name); - ngx_close_channel(ngx_processes[s].channel, cycle->log); - return NGX_INVALID_PID; - } - - if (fcntl(ngx_processes[s].channel[1], F_SETFD, FD_CLOEXEC) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "fcntl(FD_CLOEXEC) failed while spawning \"%s\"", - name); - ngx_close_channel(ngx_processes[s].channel, cycle->log); - return NGX_INVALID_PID; - } - - ngx_channel = ngx_processes[s].channel[1]; - - } else { - ngx_processes[s].channel[0] = -1; - ngx_processes[s].channel[1] = -1; - } - - ngx_process_slot = s; - - - pid = fork(); - - switch (pid) { - - case -1: - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "fork() failed while spawning \"%s\"", name); - ngx_close_channel(ngx_processes[s].channel, cycle->log); - return NGX_INVALID_PID; - - case 0: - ngx_parent = ngx_pid; - ngx_pid = ngx_getpid(); - proc(cycle, data); - break; - - default: - break; - } - - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start %s %P", name, pid); - - ngx_processes[s].pid = pid; - ngx_processes[s].exited = 0; - - if (respawn >= 0) { - return pid; - } - - ngx_processes[s].proc = proc; - ngx_processes[s].data = data; - ngx_processes[s].name = name; - ngx_processes[s].exiting = 0; - - switch (respawn) { - - case NGX_PROCESS_NORESPAWN: - ngx_processes[s].respawn = 0; - ngx_processes[s].just_spawn = 0; - ngx_processes[s].detached = 0; - break; - - case NGX_PROCESS_JUST_SPAWN: - ngx_processes[s].respawn = 0; - ngx_processes[s].just_spawn = 1; - ngx_processes[s].detached = 0; - break; - - case NGX_PROCESS_RESPAWN: - ngx_processes[s].respawn = 1; - ngx_processes[s].just_spawn = 0; - ngx_processes[s].detached = 0; - break; - - case NGX_PROCESS_JUST_RESPAWN: - ngx_processes[s].respawn = 1; - ngx_processes[s].just_spawn = 1; - ngx_processes[s].detached = 0; - break; - - case NGX_PROCESS_DETACHED: - ngx_processes[s].respawn = 0; - ngx_processes[s].just_spawn = 0; - ngx_processes[s].detached = 1; - break; - } - - if (s == ngx_last_process) { - ngx_last_process++; - } - - return pid; -} - - -ngx_pid_t -ngx_execute(ngx_cycle_t *cycle, ngx_exec_ctx_t *ctx) -{ - return ngx_spawn_process(cycle, ngx_execute_proc, ctx, ctx->name, - NGX_PROCESS_DETACHED); -} - - -static void -ngx_execute_proc(ngx_cycle_t *cycle, void *data) -{ - ngx_exec_ctx_t *ctx = data; - - if (execve(ctx->path, ctx->argv, ctx->envp) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "execve() failed while executing %s \"%s\"", - ctx->name, ctx->path); - } - - exit(1); -} - - -ngx_int_t -ngx_init_signals(ngx_log_t *log) -{ - ngx_signal_t *sig; - struct sigaction sa; - - for (sig = signals; sig->signo != 0; sig++) { - ngx_memzero(&sa, sizeof(struct sigaction)); - - if (sig->handler) { - sa.sa_sigaction = sig->handler; - sa.sa_flags = SA_SIGINFO; - - } else { - sa.sa_handler = SIG_IGN; - } - - sigemptyset(&sa.sa_mask); - if (sigaction(sig->signo, &sa, NULL) == -1) { -#if (NGX_VALGRIND) - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sigaction(%s) failed, ignored", sig->signame); -#else - ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, - "sigaction(%s) failed", sig->signame); - return NGX_ERROR; -#endif - } - } - - return NGX_OK; -} - - -static void -ngx_signal_handler(int signo, siginfo_t *siginfo, void *ucontext) -{ - char *action; - ngx_int_t ignore; - ngx_err_t err; - ngx_signal_t *sig; - - ignore = 0; - - err = ngx_errno; - - for (sig = signals; sig->signo != 0; sig++) { - if (sig->signo == signo) { - break; - } - } - - ngx_time_sigsafe_update(); - - action = ""; - - switch (ngx_process) { - - case NGX_PROCESS_MASTER: - case NGX_PROCESS_SINGLE: - switch (signo) { - - case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): - ngx_quit = 1; - action = ", shutting down"; - break; - - case ngx_signal_value(NGX_TERMINATE_SIGNAL): - case SIGINT: - ngx_terminate = 1; - action = ", exiting"; - break; - - case ngx_signal_value(NGX_NOACCEPT_SIGNAL): - if (ngx_daemonized) { - ngx_noaccept = 1; - action = ", stop accepting connections"; - } - break; - - case ngx_signal_value(NGX_RECONFIGURE_SIGNAL): - ngx_reconfigure = 1; - action = ", reconfiguring"; - break; - - case ngx_signal_value(NGX_REOPEN_SIGNAL): - ngx_reopen = 1; - action = ", reopening logs"; - break; - - case ngx_signal_value(NGX_CHANGEBIN_SIGNAL): - if (ngx_getppid() == ngx_parent || ngx_new_binary > 0) { - - /* - * Ignore the signal in the new binary if its parent is - * not changed, i.e. the old binary's process is still - * running. Or ignore the signal in the old binary's - * process if the new binary's process is already running. - */ - - action = ", ignoring"; - ignore = 1; - break; - } - - ngx_change_binary = 1; - action = ", changing binary"; - break; - - case SIGALRM: - ngx_sigalrm = 1; - break; - - case SIGIO: - ngx_sigio = 1; - break; - - case SIGCHLD: - ngx_reap = 1; - break; - } - - break; - - case NGX_PROCESS_WORKER: - case NGX_PROCESS_HELPER: - switch (signo) { - - case ngx_signal_value(NGX_NOACCEPT_SIGNAL): - if (!ngx_daemonized) { - break; - } - ngx_debug_quit = 1; - /* fall through */ - case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): - ngx_quit = 1; - action = ", shutting down"; - break; - - case ngx_signal_value(NGX_TERMINATE_SIGNAL): - case SIGINT: - ngx_terminate = 1; - action = ", exiting"; - break; - - case ngx_signal_value(NGX_REOPEN_SIGNAL): - ngx_reopen = 1; - action = ", reopening logs"; - break; - - case ngx_signal_value(NGX_RECONFIGURE_SIGNAL): - case ngx_signal_value(NGX_CHANGEBIN_SIGNAL): - case SIGIO: - action = ", ignoring"; - break; - } - - break; - } - - if (siginfo && siginfo->si_pid) { - ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, - "signal %d (%s) received from %P%s", - signo, sig->signame, siginfo->si_pid, action); - - } else { - ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, - "signal %d (%s) received%s", - signo, sig->signame, action); - } - - if (ignore) { - ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, 0, - "the changing binary signal is ignored: " - "you should shutdown or terminate " - "before either old or new binary's process"); - } - - if (signo == SIGCHLD) { - ngx_process_get_status(); - } - - ngx_set_errno(err); -} - - -static void -ngx_process_get_status(void) -{ - int status; - char *process; - ngx_pid_t pid; - ngx_err_t err; - ngx_int_t i; - ngx_uint_t one; - - one = 0; - - for ( ;; ) { - pid = waitpid(-1, &status, WNOHANG); - - if (pid == 0) { - return; - } - - if (pid == -1) { - err = ngx_errno; - - if (err == NGX_EINTR) { - continue; - } - - if (err == NGX_ECHILD && one) { - return; - } - - /* - * Solaris always calls the signal handler for each exited process - * despite waitpid() may be already called for this process. - * - * When several processes exit at the same time FreeBSD may - * erroneously call the signal handler for exited process - * despite waitpid() may be already called for this process. - */ - - if (err == NGX_ECHILD) { - ngx_log_error(NGX_LOG_INFO, ngx_cycle->log, err, - "waitpid() failed"); - return; - } - - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, err, - "waitpid() failed"); - return; - } - - - one = 1; - process = "unknown process"; - - for (i = 0; i < ngx_last_process; i++) { - if (ngx_processes[i].pid == pid) { - ngx_processes[i].status = status; - ngx_processes[i].exited = 1; - process = ngx_processes[i].name; - break; - } - } - - if (WTERMSIG(status)) { -#ifdef WCOREDUMP - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "%s %P exited on signal %d%s", - process, pid, WTERMSIG(status), - WCOREDUMP(status) ? " (core dumped)" : ""); -#else - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "%s %P exited on signal %d", - process, pid, WTERMSIG(status)); -#endif - - } else { - ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, - "%s %P exited with code %d", - process, pid, WEXITSTATUS(status)); - } - - if (WEXITSTATUS(status) == 2 && ngx_processes[i].respawn) { - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "%s %P exited with fatal code %d " - "and cannot be respawned", - process, pid, WEXITSTATUS(status)); - ngx_processes[i].respawn = 0; - } - - ngx_unlock_mutexes(pid); - } -} - - -static void -ngx_unlock_mutexes(ngx_pid_t pid) -{ - ngx_uint_t i; - ngx_shm_zone_t *shm_zone; - ngx_list_part_t *part; - ngx_slab_pool_t *sp; - - /* - * unlock the accept mutex if the abnormally exited process - * held it - */ - - if (ngx_accept_mutex_ptr) { - (void) ngx_shmtx_force_unlock(&ngx_accept_mutex, pid); - } - - /* - * unlock shared memory mutexes if held by the abnormally exited - * process - */ - - part = (ngx_list_part_t *) &ngx_cycle->shared_memory.part; - shm_zone = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - part = part->next; - shm_zone = part->elts; - i = 0; - } - - sp = (ngx_slab_pool_t *) shm_zone[i].shm.addr; - - if (ngx_shmtx_force_unlock(&sp->mutex, pid)) { - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "shared memory zone \"%V\" was locked by %P", - &shm_zone[i].shm.name, pid); - } - } -} - - -void -ngx_debug_point(void) -{ - ngx_core_conf_t *ccf; - - ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx, - ngx_core_module); - - switch (ccf->debug_points) { - - case NGX_DEBUG_POINTS_STOP: - raise(SIGSTOP); - break; - - case NGX_DEBUG_POINTS_ABORT: - ngx_abort(); - } -} - - -ngx_int_t -ngx_os_signal_process(ngx_cycle_t *cycle, char *name, ngx_pid_t pid) -{ - ngx_signal_t *sig; - - for (sig = signals; sig->signo != 0; sig++) { - if (ngx_strcmp(name, sig->name) == 0) { - if (kill(pid, sig->signo) != -1) { - return 0; - } - - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "kill(%P, %d) failed", pid, sig->signo); - } - } - - return 1; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_process.h b/src/nginx-1.18.0/src/os/unix/ngx_process.h deleted file mode 100644 index 3986639..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_process.h +++ /dev/null @@ -1,90 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_PROCESS_H_INCLUDED_ -#define _NGX_PROCESS_H_INCLUDED_ - - -#include -#include - - -typedef pid_t ngx_pid_t; - -#define NGX_INVALID_PID -1 - -typedef void (*ngx_spawn_proc_pt) (ngx_cycle_t *cycle, void *data); - -typedef struct { - ngx_pid_t pid; - int status; - ngx_socket_t channel[2]; - - ngx_spawn_proc_pt proc; - void *data; - char *name; - - unsigned respawn:1; - unsigned just_spawn:1; - unsigned detached:1; - unsigned exiting:1; - unsigned exited:1; -} ngx_process_t; - - -typedef struct { - char *path; - char *name; - char *const *argv; - char *const *envp; -} ngx_exec_ctx_t; - - -#define NGX_MAX_PROCESSES 1024 - -#define NGX_PROCESS_NORESPAWN -1 -#define NGX_PROCESS_JUST_SPAWN -2 -#define NGX_PROCESS_RESPAWN -3 -#define NGX_PROCESS_JUST_RESPAWN -4 -#define NGX_PROCESS_DETACHED -5 - - -#define ngx_getpid getpid -#define ngx_getppid getppid - -#ifndef ngx_log_pid -#define ngx_log_pid ngx_pid -#endif - - -ngx_pid_t ngx_spawn_process(ngx_cycle_t *cycle, - ngx_spawn_proc_pt proc, void *data, char *name, ngx_int_t respawn); -ngx_pid_t ngx_execute(ngx_cycle_t *cycle, ngx_exec_ctx_t *ctx); -ngx_int_t ngx_init_signals(ngx_log_t *log); -void ngx_debug_point(void); - - -#if (NGX_HAVE_SCHED_YIELD) -#define ngx_sched_yield() sched_yield() -#else -#define ngx_sched_yield() usleep(1) -#endif - - -extern int ngx_argc; -extern char **ngx_argv; -extern char **ngx_os_argv; - -extern ngx_pid_t ngx_pid; -extern ngx_pid_t ngx_parent; -extern ngx_socket_t ngx_channel; -extern ngx_int_t ngx_process_slot; -extern ngx_int_t ngx_last_process; -extern ngx_process_t ngx_processes[NGX_MAX_PROCESSES]; - - -#endif /* _NGX_PROCESS_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_process_cycle.c b/src/nginx-1.18.0/src/os/unix/ngx_process_cycle.c deleted file mode 100644 index 5817a2c..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_process_cycle.c +++ /dev/null @@ -1,1229 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -static void ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, - ngx_int_t type); -static void ngx_start_cache_manager_processes(ngx_cycle_t *cycle, - ngx_uint_t respawn); -static void ngx_pass_open_channel(ngx_cycle_t *cycle, ngx_channel_t *ch); -static void ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo); -static ngx_uint_t ngx_reap_children(ngx_cycle_t *cycle); -static void ngx_master_process_exit(ngx_cycle_t *cycle); -static void ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data); -static void ngx_worker_process_init(ngx_cycle_t *cycle, ngx_int_t worker); -static void ngx_worker_process_exit(ngx_cycle_t *cycle); -static void ngx_channel_handler(ngx_event_t *ev); -static void ngx_cache_manager_process_cycle(ngx_cycle_t *cycle, void *data); -static void ngx_cache_manager_process_handler(ngx_event_t *ev); -static void ngx_cache_loader_process_handler(ngx_event_t *ev); - - -ngx_uint_t ngx_process; -ngx_uint_t ngx_worker; -ngx_pid_t ngx_pid; -ngx_pid_t ngx_parent; - -sig_atomic_t ngx_reap; -sig_atomic_t ngx_sigio; -sig_atomic_t ngx_sigalrm; -sig_atomic_t ngx_terminate; -sig_atomic_t ngx_quit; -sig_atomic_t ngx_debug_quit; -ngx_uint_t ngx_exiting; -sig_atomic_t ngx_reconfigure; -sig_atomic_t ngx_reopen; - -sig_atomic_t ngx_change_binary; -ngx_pid_t ngx_new_binary; -ngx_uint_t ngx_inherited; -ngx_uint_t ngx_daemonized; - -sig_atomic_t ngx_noaccept; -ngx_uint_t ngx_noaccepting; -ngx_uint_t ngx_restart; - - -static u_char master_process[] = "master process"; - - -static ngx_cache_manager_ctx_t ngx_cache_manager_ctx = { - ngx_cache_manager_process_handler, "cache manager process", 0 -}; - -static ngx_cache_manager_ctx_t ngx_cache_loader_ctx = { - ngx_cache_loader_process_handler, "cache loader process", 60000 -}; - - -static ngx_cycle_t ngx_exit_cycle; -static ngx_log_t ngx_exit_log; -static ngx_open_file_t ngx_exit_log_file; - - -void -ngx_master_process_cycle(ngx_cycle_t *cycle) -{ - char *title; - u_char *p; - size_t size; - ngx_int_t i; - ngx_uint_t n, sigio; - sigset_t set; - struct itimerval itv; - ngx_uint_t live; - ngx_msec_t delay; - ngx_listening_t *ls; - ngx_core_conf_t *ccf; - - sigemptyset(&set); - sigaddset(&set, SIGCHLD); - sigaddset(&set, SIGALRM); - sigaddset(&set, SIGIO); - sigaddset(&set, SIGINT); - sigaddset(&set, ngx_signal_value(NGX_RECONFIGURE_SIGNAL)); - sigaddset(&set, ngx_signal_value(NGX_REOPEN_SIGNAL)); - sigaddset(&set, ngx_signal_value(NGX_NOACCEPT_SIGNAL)); - sigaddset(&set, ngx_signal_value(NGX_TERMINATE_SIGNAL)); - sigaddset(&set, ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); - sigaddset(&set, ngx_signal_value(NGX_CHANGEBIN_SIGNAL)); - - if (sigprocmask(SIG_BLOCK, &set, NULL) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "sigprocmask() failed"); - } - - sigemptyset(&set); - - - size = sizeof(master_process); - - for (i = 0; i < ngx_argc; i++) { - size += ngx_strlen(ngx_argv[i]) + 1; - } - - title = ngx_pnalloc(cycle->pool, size); - if (title == NULL) { - /* fatal */ - exit(2); - } - - p = ngx_cpymem(title, master_process, sizeof(master_process) - 1); - for (i = 0; i < ngx_argc; i++) { - *p++ = ' '; - p = ngx_cpystrn(p, (u_char *) ngx_argv[i], size); - } - - ngx_setproctitle(title); - - - ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); - - ngx_start_worker_processes(cycle, ccf->worker_processes, - NGX_PROCESS_RESPAWN); - ngx_start_cache_manager_processes(cycle, 0); - - ngx_new_binary = 0; - delay = 0; - sigio = 0; - live = 1; - - for ( ;; ) { - if (delay) { - if (ngx_sigalrm) { - sigio = 0; - delay *= 2; - ngx_sigalrm = 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, - "termination cycle: %M", delay); - - itv.it_interval.tv_sec = 0; - itv.it_interval.tv_usec = 0; - itv.it_value.tv_sec = delay / 1000; - itv.it_value.tv_usec = (delay % 1000 ) * 1000; - - if (setitimer(ITIMER_REAL, &itv, NULL) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "setitimer() failed"); - } - } - - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "sigsuspend"); - - sigsuspend(&set); - - ngx_time_update(); - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, - "wake up, sigio %i", sigio); - - if (ngx_reap) { - ngx_reap = 0; - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "reap children"); - - live = ngx_reap_children(cycle); - } - - if (!live && (ngx_terminate || ngx_quit)) { - ngx_master_process_exit(cycle); - } - - if (ngx_terminate) { - if (delay == 0) { - delay = 50; - } - - if (sigio) { - sigio--; - continue; - } - - sigio = ccf->worker_processes + 2 /* cache processes */; - - if (delay > 1000) { - ngx_signal_worker_processes(cycle, SIGKILL); - } else { - ngx_signal_worker_processes(cycle, - ngx_signal_value(NGX_TERMINATE_SIGNAL)); - } - - continue; - } - - if (ngx_quit) { - ngx_signal_worker_processes(cycle, - ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); - - ls = cycle->listening.elts; - for (n = 0; n < cycle->listening.nelts; n++) { - if (ngx_close_socket(ls[n].fd) == -1) { - ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, - ngx_close_socket_n " %V failed", - &ls[n].addr_text); - } - } - cycle->listening.nelts = 0; - - continue; - } - - if (ngx_reconfigure) { - ngx_reconfigure = 0; - - if (ngx_new_binary) { - ngx_start_worker_processes(cycle, ccf->worker_processes, - NGX_PROCESS_RESPAWN); - ngx_start_cache_manager_processes(cycle, 0); - ngx_noaccepting = 0; - - continue; - } - - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); - - cycle = ngx_init_cycle(cycle); - if (cycle == NULL) { - cycle = (ngx_cycle_t *) ngx_cycle; - continue; - } - - ngx_cycle = cycle; - ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, - ngx_core_module); - ngx_start_worker_processes(cycle, ccf->worker_processes, - NGX_PROCESS_JUST_RESPAWN); - ngx_start_cache_manager_processes(cycle, 1); - - /* allow new processes to start */ - ngx_msleep(100); - - live = 1; - ngx_signal_worker_processes(cycle, - ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); - } - - if (ngx_restart) { - ngx_restart = 0; - ngx_start_worker_processes(cycle, ccf->worker_processes, - NGX_PROCESS_RESPAWN); - ngx_start_cache_manager_processes(cycle, 0); - live = 1; - } - - if (ngx_reopen) { - ngx_reopen = 0; - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); - ngx_reopen_files(cycle, ccf->user); - ngx_signal_worker_processes(cycle, - ngx_signal_value(NGX_REOPEN_SIGNAL)); - } - - if (ngx_change_binary) { - ngx_change_binary = 0; - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "changing binary"); - ngx_new_binary = ngx_exec_new_binary(cycle, ngx_argv); - } - - if (ngx_noaccept) { - ngx_noaccept = 0; - ngx_noaccepting = 1; - ngx_signal_worker_processes(cycle, - ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); - } - } -} - - -void -ngx_single_process_cycle(ngx_cycle_t *cycle) -{ - ngx_uint_t i; - - if (ngx_set_environment(cycle, NULL) == NULL) { - /* fatal */ - exit(2); - } - - for (i = 0; cycle->modules[i]; i++) { - if (cycle->modules[i]->init_process) { - if (cycle->modules[i]->init_process(cycle) == NGX_ERROR) { - /* fatal */ - exit(2); - } - } - } - - for ( ;; ) { - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle"); - - ngx_process_events_and_timers(cycle); - - if (ngx_terminate || ngx_quit) { - - for (i = 0; cycle->modules[i]; i++) { - if (cycle->modules[i]->exit_process) { - cycle->modules[i]->exit_process(cycle); - } - } - - ngx_master_process_exit(cycle); - } - - if (ngx_reconfigure) { - ngx_reconfigure = 0; - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); - - cycle = ngx_init_cycle(cycle); - if (cycle == NULL) { - cycle = (ngx_cycle_t *) ngx_cycle; - continue; - } - - ngx_cycle = cycle; - } - - if (ngx_reopen) { - ngx_reopen = 0; - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); - ngx_reopen_files(cycle, (ngx_uid_t) -1); - } - } -} - - -static void -ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, ngx_int_t type) -{ - ngx_int_t i; - ngx_channel_t ch; - - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start worker processes"); - - ngx_memzero(&ch, sizeof(ngx_channel_t)); - - ch.command = NGX_CMD_OPEN_CHANNEL; - - for (i = 0; i < n; i++) { - - ngx_spawn_process(cycle, ngx_worker_process_cycle, - (void *) (intptr_t) i, "worker process", type); - - ch.pid = ngx_processes[ngx_process_slot].pid; - ch.slot = ngx_process_slot; - ch.fd = ngx_processes[ngx_process_slot].channel[0]; - - ngx_pass_open_channel(cycle, &ch); - } -} - - -static void -ngx_start_cache_manager_processes(ngx_cycle_t *cycle, ngx_uint_t respawn) -{ - ngx_uint_t i, manager, loader; - ngx_path_t **path; - ngx_channel_t ch; - - manager = 0; - loader = 0; - - path = ngx_cycle->paths.elts; - for (i = 0; i < ngx_cycle->paths.nelts; i++) { - - if (path[i]->manager) { - manager = 1; - } - - if (path[i]->loader) { - loader = 1; - } - } - - if (manager == 0) { - return; - } - - ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, - &ngx_cache_manager_ctx, "cache manager process", - respawn ? NGX_PROCESS_JUST_RESPAWN : NGX_PROCESS_RESPAWN); - - ngx_memzero(&ch, sizeof(ngx_channel_t)); - - ch.command = NGX_CMD_OPEN_CHANNEL; - ch.pid = ngx_processes[ngx_process_slot].pid; - ch.slot = ngx_process_slot; - ch.fd = ngx_processes[ngx_process_slot].channel[0]; - - ngx_pass_open_channel(cycle, &ch); - - if (loader == 0) { - return; - } - - ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, - &ngx_cache_loader_ctx, "cache loader process", - respawn ? NGX_PROCESS_JUST_SPAWN : NGX_PROCESS_NORESPAWN); - - ch.command = NGX_CMD_OPEN_CHANNEL; - ch.pid = ngx_processes[ngx_process_slot].pid; - ch.slot = ngx_process_slot; - ch.fd = ngx_processes[ngx_process_slot].channel[0]; - - ngx_pass_open_channel(cycle, &ch); -} - - -static void -ngx_pass_open_channel(ngx_cycle_t *cycle, ngx_channel_t *ch) -{ - ngx_int_t i; - - for (i = 0; i < ngx_last_process; i++) { - - if (i == ngx_process_slot - || ngx_processes[i].pid == -1 - || ngx_processes[i].channel[0] == -1) - { - continue; - } - - ngx_log_debug6(NGX_LOG_DEBUG_CORE, cycle->log, 0, - "pass channel s:%i pid:%P fd:%d to s:%i pid:%P fd:%d", - ch->slot, ch->pid, ch->fd, - i, ngx_processes[i].pid, - ngx_processes[i].channel[0]); - - /* TODO: NGX_AGAIN */ - - ngx_write_channel(ngx_processes[i].channel[0], - ch, sizeof(ngx_channel_t), cycle->log); - } -} - - -static void -ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo) -{ - ngx_int_t i; - ngx_err_t err; - ngx_channel_t ch; - - ngx_memzero(&ch, sizeof(ngx_channel_t)); - -#if (NGX_BROKEN_SCM_RIGHTS) - - ch.command = 0; - -#else - - switch (signo) { - - case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): - ch.command = NGX_CMD_QUIT; - break; - - case ngx_signal_value(NGX_TERMINATE_SIGNAL): - ch.command = NGX_CMD_TERMINATE; - break; - - case ngx_signal_value(NGX_REOPEN_SIGNAL): - ch.command = NGX_CMD_REOPEN; - break; - - default: - ch.command = 0; - } - -#endif - - ch.fd = -1; - - - for (i = 0; i < ngx_last_process; i++) { - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, - "child: %i %P e:%d t:%d d:%d r:%d j:%d", - i, - ngx_processes[i].pid, - ngx_processes[i].exiting, - ngx_processes[i].exited, - ngx_processes[i].detached, - ngx_processes[i].respawn, - ngx_processes[i].just_spawn); - - if (ngx_processes[i].detached || ngx_processes[i].pid == -1) { - continue; - } - - if (ngx_processes[i].just_spawn) { - ngx_processes[i].just_spawn = 0; - continue; - } - - if (ngx_processes[i].exiting - && signo == ngx_signal_value(NGX_SHUTDOWN_SIGNAL)) - { - continue; - } - - if (ch.command) { - if (ngx_write_channel(ngx_processes[i].channel[0], - &ch, sizeof(ngx_channel_t), cycle->log) - == NGX_OK) - { - if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) { - ngx_processes[i].exiting = 1; - } - - continue; - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, - "kill (%P, %d)", ngx_processes[i].pid, signo); - - if (kill(ngx_processes[i].pid, signo) == -1) { - err = ngx_errno; - ngx_log_error(NGX_LOG_ALERT, cycle->log, err, - "kill(%P, %d) failed", ngx_processes[i].pid, signo); - - if (err == NGX_ESRCH) { - ngx_processes[i].exited = 1; - ngx_processes[i].exiting = 0; - ngx_reap = 1; - } - - continue; - } - - if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) { - ngx_processes[i].exiting = 1; - } - } -} - - -static ngx_uint_t -ngx_reap_children(ngx_cycle_t *cycle) -{ - ngx_int_t i, n; - ngx_uint_t live; - ngx_channel_t ch; - ngx_core_conf_t *ccf; - - ngx_memzero(&ch, sizeof(ngx_channel_t)); - - ch.command = NGX_CMD_CLOSE_CHANNEL; - ch.fd = -1; - - live = 0; - for (i = 0; i < ngx_last_process; i++) { - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, - "child: %i %P e:%d t:%d d:%d r:%d j:%d", - i, - ngx_processes[i].pid, - ngx_processes[i].exiting, - ngx_processes[i].exited, - ngx_processes[i].detached, - ngx_processes[i].respawn, - ngx_processes[i].just_spawn); - - if (ngx_processes[i].pid == -1) { - continue; - } - - if (ngx_processes[i].exited) { - - if (!ngx_processes[i].detached) { - ngx_close_channel(ngx_processes[i].channel, cycle->log); - - ngx_processes[i].channel[0] = -1; - ngx_processes[i].channel[1] = -1; - - ch.pid = ngx_processes[i].pid; - ch.slot = i; - - for (n = 0; n < ngx_last_process; n++) { - if (ngx_processes[n].exited - || ngx_processes[n].pid == -1 - || ngx_processes[n].channel[0] == -1) - { - continue; - } - - ngx_log_debug3(NGX_LOG_DEBUG_CORE, cycle->log, 0, - "pass close channel s:%i pid:%P to:%P", - ch.slot, ch.pid, ngx_processes[n].pid); - - /* TODO: NGX_AGAIN */ - - ngx_write_channel(ngx_processes[n].channel[0], - &ch, sizeof(ngx_channel_t), cycle->log); - } - } - - if (ngx_processes[i].respawn - && !ngx_processes[i].exiting - && !ngx_terminate - && !ngx_quit) - { - if (ngx_spawn_process(cycle, ngx_processes[i].proc, - ngx_processes[i].data, - ngx_processes[i].name, i) - == NGX_INVALID_PID) - { - ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, - "could not respawn %s", - ngx_processes[i].name); - continue; - } - - - ch.command = NGX_CMD_OPEN_CHANNEL; - ch.pid = ngx_processes[ngx_process_slot].pid; - ch.slot = ngx_process_slot; - ch.fd = ngx_processes[ngx_process_slot].channel[0]; - - ngx_pass_open_channel(cycle, &ch); - - live = 1; - - continue; - } - - if (ngx_processes[i].pid == ngx_new_binary) { - - ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, - ngx_core_module); - - if (ngx_rename_file((char *) ccf->oldpid.data, - (char *) ccf->pid.data) - == NGX_FILE_ERROR) - { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - ngx_rename_file_n " %s back to %s failed " - "after the new binary process \"%s\" exited", - ccf->oldpid.data, ccf->pid.data, ngx_argv[0]); - } - - ngx_new_binary = 0; - if (ngx_noaccepting) { - ngx_restart = 1; - ngx_noaccepting = 0; - } - } - - if (i == ngx_last_process - 1) { - ngx_last_process--; - - } else { - ngx_processes[i].pid = -1; - } - - } else if (ngx_processes[i].exiting || !ngx_processes[i].detached) { - live = 1; - } - } - - return live; -} - - -static void -ngx_master_process_exit(ngx_cycle_t *cycle) -{ - ngx_uint_t i; - - ngx_delete_pidfile(cycle); - - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exit"); - - for (i = 0; cycle->modules[i]; i++) { - if (cycle->modules[i]->exit_master) { - cycle->modules[i]->exit_master(cycle); - } - } - - ngx_close_listening_sockets(cycle); - - /* - * Copy ngx_cycle->log related data to the special static exit cycle, - * log, and log file structures enough to allow a signal handler to log. - * The handler may be called when standard ngx_cycle->log allocated from - * ngx_cycle->pool is already destroyed. - */ - - - ngx_exit_log = *ngx_log_get_file_log(ngx_cycle->log); - - ngx_exit_log_file.fd = ngx_exit_log.file->fd; - ngx_exit_log.file = &ngx_exit_log_file; - ngx_exit_log.next = NULL; - ngx_exit_log.writer = NULL; - - ngx_exit_cycle.log = &ngx_exit_log; - ngx_exit_cycle.files = ngx_cycle->files; - ngx_exit_cycle.files_n = ngx_cycle->files_n; - ngx_cycle = &ngx_exit_cycle; - - ngx_destroy_pool(cycle->pool); - - exit(0); -} - - -static void -ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data) -{ - ngx_int_t worker = (intptr_t) data; - - ngx_process = NGX_PROCESS_WORKER; - ngx_worker = worker; - - ngx_worker_process_init(cycle, worker); - - ngx_setproctitle("worker process"); - - for ( ;; ) { - - if (ngx_exiting) { - if (ngx_event_no_timers_left() == NGX_OK) { - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); - ngx_worker_process_exit(cycle); - } - } - - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle"); - - ngx_process_events_and_timers(cycle); - - if (ngx_terminate) { - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); - ngx_worker_process_exit(cycle); - } - - if (ngx_quit) { - ngx_quit = 0; - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, - "gracefully shutting down"); - ngx_setproctitle("worker process is shutting down"); - - if (!ngx_exiting) { - ngx_exiting = 1; - ngx_set_shutdown_timer(cycle); - ngx_close_listening_sockets(cycle); - ngx_close_idle_connections(cycle); - } - } - - if (ngx_reopen) { - ngx_reopen = 0; - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); - ngx_reopen_files(cycle, -1); - } - } -} - - -static void -ngx_worker_process_init(ngx_cycle_t *cycle, ngx_int_t worker) -{ - sigset_t set; - ngx_int_t n; - ngx_time_t *tp; - ngx_uint_t i; - ngx_cpuset_t *cpu_affinity; - struct rlimit rlmt; - ngx_core_conf_t *ccf; - ngx_listening_t *ls; - - if (ngx_set_environment(cycle, NULL) == NULL) { - /* fatal */ - exit(2); - } - - ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); - - if (worker >= 0 && ccf->priority != 0) { - if (setpriority(PRIO_PROCESS, 0, ccf->priority) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "setpriority(%d) failed", ccf->priority); - } - } - - if (ccf->rlimit_nofile != NGX_CONF_UNSET) { - rlmt.rlim_cur = (rlim_t) ccf->rlimit_nofile; - rlmt.rlim_max = (rlim_t) ccf->rlimit_nofile; - - if (setrlimit(RLIMIT_NOFILE, &rlmt) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "setrlimit(RLIMIT_NOFILE, %i) failed", - ccf->rlimit_nofile); - } - } - - if (ccf->rlimit_core != NGX_CONF_UNSET) { - rlmt.rlim_cur = (rlim_t) ccf->rlimit_core; - rlmt.rlim_max = (rlim_t) ccf->rlimit_core; - - if (setrlimit(RLIMIT_CORE, &rlmt) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "setrlimit(RLIMIT_CORE, %O) failed", - ccf->rlimit_core); - } - } - - if (geteuid() == 0) { - if (setgid(ccf->group) == -1) { - ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, - "setgid(%d) failed", ccf->group); - /* fatal */ - exit(2); - } - - if (initgroups(ccf->username, ccf->group) == -1) { - ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, - "initgroups(%s, %d) failed", - ccf->username, ccf->group); - } - -#if (NGX_HAVE_PR_SET_KEEPCAPS && NGX_HAVE_CAPABILITIES) - if (ccf->transparent && ccf->user) { - if (prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0) == -1) { - ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, - "prctl(PR_SET_KEEPCAPS, 1) failed"); - /* fatal */ - exit(2); - } - } -#endif - - if (setuid(ccf->user) == -1) { - ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, - "setuid(%d) failed", ccf->user); - /* fatal */ - exit(2); - } - -#if (NGX_HAVE_CAPABILITIES) - if (ccf->transparent && ccf->user) { - struct __user_cap_data_struct data; - struct __user_cap_header_struct header; - - ngx_memzero(&header, sizeof(struct __user_cap_header_struct)); - ngx_memzero(&data, sizeof(struct __user_cap_data_struct)); - - header.version = _LINUX_CAPABILITY_VERSION_1; - data.effective = CAP_TO_MASK(CAP_NET_RAW); - data.permitted = data.effective; - - if (syscall(SYS_capset, &header, &data) == -1) { - ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, - "capset() failed"); - /* fatal */ - exit(2); - } - } -#endif - } - - if (worker >= 0) { - cpu_affinity = ngx_get_cpu_affinity(worker); - - if (cpu_affinity) { - ngx_setaffinity(cpu_affinity, cycle->log); - } - } - -#if (NGX_HAVE_PR_SET_DUMPABLE) - - /* allow coredump after setuid() in Linux 2.4.x */ - - if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "prctl(PR_SET_DUMPABLE) failed"); - } - -#endif - - if (ccf->working_directory.len) { - if (chdir((char *) ccf->working_directory.data) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "chdir(\"%s\") failed", ccf->working_directory.data); - /* fatal */ - exit(2); - } - } - - sigemptyset(&set); - - if (sigprocmask(SIG_SETMASK, &set, NULL) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "sigprocmask() failed"); - } - - tp = ngx_timeofday(); - srandom(((unsigned) ngx_pid << 16) ^ tp->sec ^ tp->msec); - - /* - * disable deleting previous events for the listening sockets because - * in the worker processes there are no events at all at this point - */ - ls = cycle->listening.elts; - for (i = 0; i < cycle->listening.nelts; i++) { - ls[i].previous = NULL; - } - - for (i = 0; cycle->modules[i]; i++) { - if (cycle->modules[i]->init_process) { - if (cycle->modules[i]->init_process(cycle) == NGX_ERROR) { - /* fatal */ - exit(2); - } - } - } - - for (n = 0; n < ngx_last_process; n++) { - - if (ngx_processes[n].pid == -1) { - continue; - } - - if (n == ngx_process_slot) { - continue; - } - - if (ngx_processes[n].channel[1] == -1) { - continue; - } - - if (close(ngx_processes[n].channel[1]) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "close() channel failed"); - } - } - - if (close(ngx_processes[ngx_process_slot].channel[0]) == -1) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, - "close() channel failed"); - } - -#if 0 - ngx_last_process = 0; -#endif - - if (ngx_add_channel_event(cycle, ngx_channel, NGX_READ_EVENT, - ngx_channel_handler) - == NGX_ERROR) - { - /* fatal */ - exit(2); - } -} - - -static void -ngx_worker_process_exit(ngx_cycle_t *cycle) -{ - ngx_uint_t i; - ngx_connection_t *c; - - for (i = 0; cycle->modules[i]; i++) { - if (cycle->modules[i]->exit_process) { - cycle->modules[i]->exit_process(cycle); - } - } - - if (ngx_exiting) { - c = cycle->connections; - for (i = 0; i < cycle->connection_n; i++) { - if (c[i].fd != -1 - && c[i].read - && !c[i].read->accept - && !c[i].read->channel - && !c[i].read->resolver) - { - ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, - "*%uA open socket #%d left in connection %ui", - c[i].number, c[i].fd, i); - ngx_debug_quit = 1; - } - } - - if (ngx_debug_quit) { - ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, "aborting"); - ngx_debug_point(); - } - } - - /* - * Copy ngx_cycle->log related data to the special static exit cycle, - * log, and log file structures enough to allow a signal handler to log. - * The handler may be called when standard ngx_cycle->log allocated from - * ngx_cycle->pool is already destroyed. - */ - - ngx_exit_log = *ngx_log_get_file_log(ngx_cycle->log); - - ngx_exit_log_file.fd = ngx_exit_log.file->fd; - ngx_exit_log.file = &ngx_exit_log_file; - ngx_exit_log.next = NULL; - ngx_exit_log.writer = NULL; - - ngx_exit_cycle.log = &ngx_exit_log; - ngx_exit_cycle.files = ngx_cycle->files; - ngx_exit_cycle.files_n = ngx_cycle->files_n; - ngx_cycle = &ngx_exit_cycle; - - ngx_destroy_pool(cycle->pool); - - ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, "exit"); - - exit(0); -} - - -static void -ngx_channel_handler(ngx_event_t *ev) -{ - ngx_int_t n; - ngx_channel_t ch; - ngx_connection_t *c; - - if (ev->timedout) { - ev->timedout = 0; - return; - } - - c = ev->data; - - ngx_log_debug0(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel handler"); - - for ( ;; ) { - - n = ngx_read_channel(c->fd, &ch, sizeof(ngx_channel_t), ev->log); - - ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel: %i", n); - - if (n == NGX_ERROR) { - - if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { - ngx_del_conn(c, 0); - } - - ngx_close_connection(c); - return; - } - - if (ngx_event_flags & NGX_USE_EVENTPORT_EVENT) { - if (ngx_add_event(ev, NGX_READ_EVENT, 0) == NGX_ERROR) { - return; - } - } - - if (n == NGX_AGAIN) { - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, - "channel command: %ui", ch.command); - - switch (ch.command) { - - case NGX_CMD_QUIT: - ngx_quit = 1; - break; - - case NGX_CMD_TERMINATE: - ngx_terminate = 1; - break; - - case NGX_CMD_REOPEN: - ngx_reopen = 1; - break; - - case NGX_CMD_OPEN_CHANNEL: - - ngx_log_debug3(NGX_LOG_DEBUG_CORE, ev->log, 0, - "get channel s:%i pid:%P fd:%d", - ch.slot, ch.pid, ch.fd); - - ngx_processes[ch.slot].pid = ch.pid; - ngx_processes[ch.slot].channel[0] = ch.fd; - break; - - case NGX_CMD_CLOSE_CHANNEL: - - ngx_log_debug4(NGX_LOG_DEBUG_CORE, ev->log, 0, - "close channel s:%i pid:%P our:%P fd:%d", - ch.slot, ch.pid, ngx_processes[ch.slot].pid, - ngx_processes[ch.slot].channel[0]); - - if (close(ngx_processes[ch.slot].channel[0]) == -1) { - ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno, - "close() channel failed"); - } - - ngx_processes[ch.slot].channel[0] = -1; - break; - } - } -} - - -static void -ngx_cache_manager_process_cycle(ngx_cycle_t *cycle, void *data) -{ - ngx_cache_manager_ctx_t *ctx = data; - - void *ident[4]; - ngx_event_t ev; - - /* - * Set correct process type since closing listening Unix domain socket - * in a master process also removes the Unix domain socket file. - */ - ngx_process = NGX_PROCESS_HELPER; - - ngx_close_listening_sockets(cycle); - - /* Set a moderate number of connections for a helper process. */ - cycle->connection_n = 512; - - ngx_worker_process_init(cycle, -1); - - ngx_memzero(&ev, sizeof(ngx_event_t)); - ev.handler = ctx->handler; - ev.data = ident; - ev.log = cycle->log; - ident[3] = (void *) -1; - - ngx_use_accept_mutex = 0; - - ngx_setproctitle(ctx->name); - - ngx_add_timer(&ev, ctx->delay); - - for ( ;; ) { - - if (ngx_terminate || ngx_quit) { - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); - exit(0); - } - - if (ngx_reopen) { - ngx_reopen = 0; - ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); - ngx_reopen_files(cycle, -1); - } - - ngx_process_events_and_timers(cycle); - } -} - - -static void -ngx_cache_manager_process_handler(ngx_event_t *ev) -{ - ngx_uint_t i; - ngx_msec_t next, n; - ngx_path_t **path; - - next = 60 * 60 * 1000; - - path = ngx_cycle->paths.elts; - for (i = 0; i < ngx_cycle->paths.nelts; i++) { - - if (path[i]->manager) { - n = path[i]->manager(path[i]->data); - - next = (n <= next) ? n : next; - - ngx_time_update(); - } - } - - if (next == 0) { - next = 1; - } - - ngx_add_timer(ev, next); -} - - -static void -ngx_cache_loader_process_handler(ngx_event_t *ev) -{ - ngx_uint_t i; - ngx_path_t **path; - ngx_cycle_t *cycle; - - cycle = (ngx_cycle_t *) ngx_cycle; - - path = cycle->paths.elts; - for (i = 0; i < cycle->paths.nelts; i++) { - - if (ngx_terminate || ngx_quit) { - break; - } - - if (path[i]->loader) { - path[i]->loader(path[i]->data); - ngx_time_update(); - } - } - - exit(0); -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_process_cycle.h b/src/nginx-1.18.0/src/os/unix/ngx_process_cycle.h deleted file mode 100644 index 69495d5..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_process_cycle.h +++ /dev/null @@ -1,61 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_PROCESS_CYCLE_H_INCLUDED_ -#define _NGX_PROCESS_CYCLE_H_INCLUDED_ - - -#include -#include - - -#define NGX_CMD_OPEN_CHANNEL 1 -#define NGX_CMD_CLOSE_CHANNEL 2 -#define NGX_CMD_QUIT 3 -#define NGX_CMD_TERMINATE 4 -#define NGX_CMD_REOPEN 5 - - -#define NGX_PROCESS_SINGLE 0 -#define NGX_PROCESS_MASTER 1 -#define NGX_PROCESS_SIGNALLER 2 -#define NGX_PROCESS_WORKER 3 -#define NGX_PROCESS_HELPER 4 - - -typedef struct { - ngx_event_handler_pt handler; - char *name; - ngx_msec_t delay; -} ngx_cache_manager_ctx_t; - - -void ngx_master_process_cycle(ngx_cycle_t *cycle); -void ngx_single_process_cycle(ngx_cycle_t *cycle); - - -extern ngx_uint_t ngx_process; -extern ngx_uint_t ngx_worker; -extern ngx_pid_t ngx_pid; -extern ngx_pid_t ngx_new_binary; -extern ngx_uint_t ngx_inherited; -extern ngx_uint_t ngx_daemonized; -extern ngx_uint_t ngx_exiting; - -extern sig_atomic_t ngx_reap; -extern sig_atomic_t ngx_sigio; -extern sig_atomic_t ngx_sigalrm; -extern sig_atomic_t ngx_quit; -extern sig_atomic_t ngx_debug_quit; -extern sig_atomic_t ngx_terminate; -extern sig_atomic_t ngx_noaccept; -extern sig_atomic_t ngx_reconfigure; -extern sig_atomic_t ngx_reopen; -extern sig_atomic_t ngx_change_binary; - - -#endif /* _NGX_PROCESS_CYCLE_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_readv_chain.c b/src/nginx-1.18.0/src/os/unix/ngx_readv_chain.c deleted file mode 100644 index a3577ce..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_readv_chain.c +++ /dev/null @@ -1,248 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ssize_t -ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *chain, off_t limit) -{ - u_char *prev; - ssize_t n, size; - ngx_err_t err; - ngx_array_t vec; - ngx_event_t *rev; - struct iovec *iov, iovs[NGX_IOVS_PREALLOCATE]; - - rev = c->read; - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, - "readv: eof:%d, avail:%d, err:%d", - rev->pending_eof, rev->available, rev->kq_errno); - - if (rev->available == 0) { - if (rev->pending_eof) { - rev->ready = 0; - rev->eof = 1; - - ngx_log_error(NGX_LOG_INFO, c->log, rev->kq_errno, - "kevent() reported about an closed connection"); - - if (rev->kq_errno) { - rev->error = 1; - ngx_set_socket_errno(rev->kq_errno); - return NGX_ERROR; - } - - return 0; - - } else { - return NGX_AGAIN; - } - } - } - -#endif - -#if (NGX_HAVE_EPOLLRDHUP) - - if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "readv: eof:%d, avail:%d", - rev->pending_eof, rev->available); - - if (rev->available == 0 && !rev->pending_eof) { - return NGX_AGAIN; - } - } - -#endif - - prev = NULL; - iov = NULL; - size = 0; - - vec.elts = iovs; - vec.nelts = 0; - vec.size = sizeof(struct iovec); - vec.nalloc = NGX_IOVS_PREALLOCATE; - vec.pool = c->pool; - - /* coalesce the neighbouring bufs */ - - while (chain) { - n = chain->buf->end - chain->buf->last; - - if (limit) { - if (size >= limit) { - break; - } - - if (size + n > limit) { - n = (ssize_t) (limit - size); - } - } - - if (prev == chain->buf->last) { - iov->iov_len += n; - - } else { - if (vec.nelts >= IOV_MAX) { - break; - } - - iov = ngx_array_push(&vec); - if (iov == NULL) { - return NGX_ERROR; - } - - iov->iov_base = (void *) chain->buf->last; - iov->iov_len = n; - } - - size += n; - prev = chain->buf->end; - chain = chain->next; - } - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "readv: %ui, last:%uz", vec.nelts, iov->iov_len); - - do { - n = readv(c->fd, (struct iovec *) vec.elts, vec.nelts); - - if (n == 0) { - rev->ready = 0; - rev->eof = 1; - -#if (NGX_HAVE_KQUEUE) - - /* - * on FreeBSD readv() may return 0 on closed socket - * even if kqueue reported about available data - */ - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - rev->available = 0; - } - -#endif - - return 0; - } - - if (n > 0) { - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - rev->available -= n; - - /* - * rev->available may be negative here because some additional - * bytes may be received between kevent() and readv() - */ - - if (rev->available <= 0) { - if (!rev->pending_eof) { - rev->ready = 0; - } - - rev->available = 0; - } - - return n; - } - -#endif - -#if (NGX_HAVE_FIONREAD) - - if (rev->available >= 0) { - rev->available -= n; - - /* - * negative rev->available means some additional bytes - * were received between kernel notification and readv(), - * and therefore ev->ready can be safely reset even for - * edge-triggered event methods - */ - - if (rev->available < 0) { - rev->available = 0; - rev->ready = 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, - "readv: avail:%d", rev->available); - - } else if (n == size) { - - if (ngx_socket_nread(c->fd, &rev->available) == -1) { - n = ngx_connection_error(c, ngx_socket_errno, - ngx_socket_nread_n " failed"); - break; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, - "readv: avail:%d", rev->available); - } - -#endif - -#if (NGX_HAVE_EPOLLRDHUP) - - if ((ngx_event_flags & NGX_USE_EPOLL_EVENT) - && ngx_use_epoll_rdhup) - { - if (n < size) { - if (!rev->pending_eof) { - rev->ready = 0; - } - - rev->available = 0; - } - - return n; - } - -#endif - - if (n < size && !(ngx_event_flags & NGX_USE_GREEDY_EVENT)) { - rev->ready = 0; - } - - return n; - } - - err = ngx_socket_errno; - - if (err == NGX_EAGAIN || err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "readv() not ready"); - n = NGX_AGAIN; - - } else { - n = ngx_connection_error(c, err, "readv() failed"); - break; - } - - } while (err == NGX_EINTR); - - rev->ready = 0; - - if (n == NGX_ERROR) { - c->read->error = 1; - } - - return n; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_recv.c b/src/nginx-1.18.0/src/os/unix/ngx_recv.c deleted file mode 100644 index ddfae4d..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_recv.c +++ /dev/null @@ -1,201 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ssize_t -ngx_unix_recv(ngx_connection_t *c, u_char *buf, size_t size) -{ - ssize_t n; - ngx_err_t err; - ngx_event_t *rev; - - rev = c->read; - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, - "recv: eof:%d, avail:%d, err:%d", - rev->pending_eof, rev->available, rev->kq_errno); - - if (rev->available == 0) { - if (rev->pending_eof) { - rev->ready = 0; - rev->eof = 1; - - if (rev->kq_errno) { - rev->error = 1; - ngx_set_socket_errno(rev->kq_errno); - - return ngx_connection_error(c, rev->kq_errno, - "kevent() reported about an closed connection"); - } - - return 0; - - } else { - rev->ready = 0; - return NGX_AGAIN; - } - } - } - -#endif - -#if (NGX_HAVE_EPOLLRDHUP) - - if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "recv: eof:%d, avail:%d", - rev->pending_eof, rev->available); - - if (rev->available == 0 && !rev->pending_eof) { - rev->ready = 0; - return NGX_AGAIN; - } - } - -#endif - - do { - n = recv(c->fd, buf, size, 0); - - ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, - "recv: fd:%d %z of %uz", c->fd, n, size); - - if (n == 0) { - rev->ready = 0; - rev->eof = 1; - -#if (NGX_HAVE_KQUEUE) - - /* - * on FreeBSD recv() may return 0 on closed socket - * even if kqueue reported about available data - */ - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - rev->available = 0; - } - -#endif - - return 0; - } - - if (n > 0) { - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - rev->available -= n; - - /* - * rev->available may be negative here because some additional - * bytes may be received between kevent() and recv() - */ - - if (rev->available <= 0) { - if (!rev->pending_eof) { - rev->ready = 0; - } - - rev->available = 0; - } - - return n; - } - -#endif - -#if (NGX_HAVE_FIONREAD) - - if (rev->available >= 0) { - rev->available -= n; - - /* - * negative rev->available means some additional bytes - * were received between kernel notification and recv(), - * and therefore ev->ready can be safely reset even for - * edge-triggered event methods - */ - - if (rev->available < 0) { - rev->available = 0; - rev->ready = 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, - "recv: avail:%d", rev->available); - - } else if ((size_t) n == size) { - - if (ngx_socket_nread(c->fd, &rev->available) == -1) { - n = ngx_connection_error(c, ngx_socket_errno, - ngx_socket_nread_n " failed"); - break; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, - "recv: avail:%d", rev->available); - } - -#endif - -#if (NGX_HAVE_EPOLLRDHUP) - - if ((ngx_event_flags & NGX_USE_EPOLL_EVENT) - && ngx_use_epoll_rdhup) - { - if ((size_t) n < size) { - if (!rev->pending_eof) { - rev->ready = 0; - } - - rev->available = 0; - } - - return n; - } - -#endif - - if ((size_t) n < size - && !(ngx_event_flags & NGX_USE_GREEDY_EVENT)) - { - rev->ready = 0; - } - - return n; - } - - err = ngx_socket_errno; - - if (err == NGX_EAGAIN || err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "recv() not ready"); - n = NGX_AGAIN; - - } else { - n = ngx_connection_error(c, err, "recv() failed"); - break; - } - - } while (err == NGX_EINTR); - - rev->ready = 0; - - if (n == NGX_ERROR) { - rev->error = 1; - } - - return n; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_send.c b/src/nginx-1.18.0/src/os/unix/ngx_send.c deleted file mode 100644 index 61ea202..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_send.c +++ /dev/null @@ -1,73 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ssize_t -ngx_unix_send(ngx_connection_t *c, u_char *buf, size_t size) -{ - ssize_t n; - ngx_err_t err; - ngx_event_t *wev; - - wev = c->write; - -#if (NGX_HAVE_KQUEUE) - - if ((ngx_event_flags & NGX_USE_KQUEUE_EVENT) && wev->pending_eof) { - (void) ngx_connection_error(c, wev->kq_errno, - "kevent() reported about an closed connection"); - wev->error = 1; - return NGX_ERROR; - } - -#endif - - for ( ;; ) { - n = send(c->fd, buf, size, 0); - - ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, - "send: fd:%d %z of %uz", c->fd, n, size); - - if (n > 0) { - if (n < (ssize_t) size) { - wev->ready = 0; - } - - c->sent += n; - - return n; - } - - err = ngx_socket_errno; - - if (n == 0) { - ngx_log_error(NGX_LOG_ALERT, c->log, err, "send() returned zero"); - wev->ready = 0; - return n; - } - - if (err == NGX_EAGAIN || err == NGX_EINTR) { - wev->ready = 0; - - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "send() not ready"); - - if (err == NGX_EAGAIN) { - return NGX_AGAIN; - } - - } else { - wev->error = 1; - (void) ngx_connection_error(c, err, "send() failed"); - return NGX_ERROR; - } - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_setaffinity.c b/src/nginx-1.18.0/src/os/unix/ngx_setaffinity.c deleted file mode 100644 index 34ec390..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_setaffinity.c +++ /dev/null @@ -1,53 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -#if (NGX_HAVE_CPUSET_SETAFFINITY) - -void -ngx_setaffinity(ngx_cpuset_t *cpu_affinity, ngx_log_t *log) -{ - ngx_uint_t i; - - for (i = 0; i < CPU_SETSIZE; i++) { - if (CPU_ISSET(i, cpu_affinity)) { - ngx_log_error(NGX_LOG_NOTICE, log, 0, - "cpuset_setaffinity(): using cpu #%ui", i); - } - } - - if (cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_PID, -1, - sizeof(cpuset_t), cpu_affinity) == -1) - { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "cpuset_setaffinity() failed"); - } -} - -#elif (NGX_HAVE_SCHED_SETAFFINITY) - -void -ngx_setaffinity(ngx_cpuset_t *cpu_affinity, ngx_log_t *log) -{ - ngx_uint_t i; - - for (i = 0; i < CPU_SETSIZE; i++) { - if (CPU_ISSET(i, cpu_affinity)) { - ngx_log_error(NGX_LOG_NOTICE, log, 0, - "sched_setaffinity(): using cpu #%ui", i); - } - } - - if (sched_setaffinity(0, sizeof(cpu_set_t), cpu_affinity) == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sched_setaffinity() failed"); - } -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_setaffinity.h b/src/nginx-1.18.0/src/os/unix/ngx_setaffinity.h deleted file mode 100644 index a4139ed..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_setaffinity.h +++ /dev/null @@ -1,37 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - */ - -#ifndef _NGX_SETAFFINITY_H_INCLUDED_ -#define _NGX_SETAFFINITY_H_INCLUDED_ - - -#if (NGX_HAVE_SCHED_SETAFFINITY || NGX_HAVE_CPUSET_SETAFFINITY) - -#define NGX_HAVE_CPU_AFFINITY 1 - -#if (NGX_HAVE_SCHED_SETAFFINITY) - -typedef cpu_set_t ngx_cpuset_t; - -#elif (NGX_HAVE_CPUSET_SETAFFINITY) - -#include - -typedef cpuset_t ngx_cpuset_t; - -#endif - -void ngx_setaffinity(ngx_cpuset_t *cpu_affinity, ngx_log_t *log); - -#else - -#define ngx_setaffinity(cpu_affinity, log) - -typedef uint64_t ngx_cpuset_t; - -#endif - - -#endif /* _NGX_SETAFFINITY_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_setproctitle.c b/src/nginx-1.18.0/src/os/unix/ngx_setproctitle.c deleted file mode 100644 index 91afa51..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_setproctitle.c +++ /dev/null @@ -1,135 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -#if (NGX_SETPROCTITLE_USES_ENV) - -/* - * To change the process title in Linux and Solaris we have to set argv[1] - * to NULL and to copy the title to the same place where the argv[0] points to. - * However, argv[0] may be too small to hold a new title. Fortunately, Linux - * and Solaris store argv[] and environ[] one after another. So we should - * ensure that is the continuous memory and then we allocate the new memory - * for environ[] and copy it. After this we could use the memory starting - * from argv[0] for our process title. - * - * The Solaris's standard /bin/ps does not show the changed process title. - * You have to use "/usr/ucb/ps -w" instead. Besides, the UCB ps does not - * show a new title if its length less than the origin command line length. - * To avoid it we append to a new title the origin command line in the - * parenthesis. - */ - -extern char **environ; - -static char *ngx_os_argv_last; - -ngx_int_t -ngx_init_setproctitle(ngx_log_t *log) -{ - u_char *p; - size_t size; - ngx_uint_t i; - - size = 0; - - for (i = 0; environ[i]; i++) { - size += ngx_strlen(environ[i]) + 1; - } - - p = ngx_alloc(size, log); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_os_argv_last = ngx_os_argv[0]; - - for (i = 0; ngx_os_argv[i]; i++) { - if (ngx_os_argv_last == ngx_os_argv[i]) { - ngx_os_argv_last = ngx_os_argv[i] + ngx_strlen(ngx_os_argv[i]) + 1; - } - } - - for (i = 0; environ[i]; i++) { - if (ngx_os_argv_last == environ[i]) { - - size = ngx_strlen(environ[i]) + 1; - ngx_os_argv_last = environ[i] + size; - - ngx_cpystrn(p, (u_char *) environ[i], size); - environ[i] = (char *) p; - p += size; - } - } - - ngx_os_argv_last--; - - return NGX_OK; -} - - -void -ngx_setproctitle(char *title) -{ - u_char *p; - -#if (NGX_SOLARIS) - - ngx_int_t i; - size_t size; - -#endif - - ngx_os_argv[1] = NULL; - - p = ngx_cpystrn((u_char *) ngx_os_argv[0], (u_char *) "nginx: ", - ngx_os_argv_last - ngx_os_argv[0]); - - p = ngx_cpystrn(p, (u_char *) title, ngx_os_argv_last - (char *) p); - -#if (NGX_SOLARIS) - - size = 0; - - for (i = 0; i < ngx_argc; i++) { - size += ngx_strlen(ngx_argv[i]) + 1; - } - - if (size > (size_t) ((char *) p - ngx_os_argv[0])) { - - /* - * ngx_setproctitle() is too rare operation so we use - * the non-optimized copies - */ - - p = ngx_cpystrn(p, (u_char *) " (", ngx_os_argv_last - (char *) p); - - for (i = 0; i < ngx_argc; i++) { - p = ngx_cpystrn(p, (u_char *) ngx_argv[i], - ngx_os_argv_last - (char *) p); - p = ngx_cpystrn(p, (u_char *) " ", ngx_os_argv_last - (char *) p); - } - - if (*(p - 1) == ' ') { - *(p - 1) = ')'; - } - } - -#endif - - if (ngx_os_argv_last - (char *) p) { - ngx_memset(p, NGX_SETPROCTITLE_PAD, ngx_os_argv_last - (char *) p); - } - - ngx_log_debug1(NGX_LOG_DEBUG_CORE, ngx_cycle->log, 0, - "setproctitle: \"%s\"", ngx_os_argv[0]); -} - -#endif /* NGX_SETPROCTITLE_USES_ENV */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_setproctitle.h b/src/nginx-1.18.0/src/os/unix/ngx_setproctitle.h deleted file mode 100644 index c363662..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_setproctitle.h +++ /dev/null @@ -1,52 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_SETPROCTITLE_H_INCLUDED_ -#define _NGX_SETPROCTITLE_H_INCLUDED_ - - -#if (NGX_HAVE_SETPROCTITLE) - -/* FreeBSD, NetBSD, OpenBSD */ - -#define ngx_init_setproctitle(log) NGX_OK -#define ngx_setproctitle(title) setproctitle("%s", title) - - -#else /* !NGX_HAVE_SETPROCTITLE */ - -#if !defined NGX_SETPROCTITLE_USES_ENV - -#if (NGX_SOLARIS) - -#define NGX_SETPROCTITLE_USES_ENV 1 -#define NGX_SETPROCTITLE_PAD ' ' - -ngx_int_t ngx_init_setproctitle(ngx_log_t *log); -void ngx_setproctitle(char *title); - -#elif (NGX_LINUX) || (NGX_DARWIN) - -#define NGX_SETPROCTITLE_USES_ENV 1 -#define NGX_SETPROCTITLE_PAD '\0' - -ngx_int_t ngx_init_setproctitle(ngx_log_t *log); -void ngx_setproctitle(char *title); - -#else - -#define ngx_init_setproctitle(log) NGX_OK -#define ngx_setproctitle(title) - -#endif /* OSes */ - -#endif /* NGX_SETPROCTITLE_USES_ENV */ - -#endif /* NGX_HAVE_SETPROCTITLE */ - - -#endif /* _NGX_SETPROCTITLE_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_shmem.c b/src/nginx-1.18.0/src/os/unix/ngx_shmem.c deleted file mode 100644 index 3ec7cbf..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_shmem.c +++ /dev/null @@ -1,126 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -#if (NGX_HAVE_MAP_ANON) - -ngx_int_t -ngx_shm_alloc(ngx_shm_t *shm) -{ - shm->addr = (u_char *) mmap(NULL, shm->size, - PROT_READ|PROT_WRITE, - MAP_ANON|MAP_SHARED, -1, 0); - - if (shm->addr == MAP_FAILED) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "mmap(MAP_ANON|MAP_SHARED, %uz) failed", shm->size); - return NGX_ERROR; - } - - return NGX_OK; -} - - -void -ngx_shm_free(ngx_shm_t *shm) -{ - if (munmap((void *) shm->addr, shm->size) == -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "munmap(%p, %uz) failed", shm->addr, shm->size); - } -} - -#elif (NGX_HAVE_MAP_DEVZERO) - -ngx_int_t -ngx_shm_alloc(ngx_shm_t *shm) -{ - ngx_fd_t fd; - - fd = open("/dev/zero", O_RDWR); - - if (fd == -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "open(\"/dev/zero\") failed"); - return NGX_ERROR; - } - - shm->addr = (u_char *) mmap(NULL, shm->size, PROT_READ|PROT_WRITE, - MAP_SHARED, fd, 0); - - if (shm->addr == MAP_FAILED) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "mmap(/dev/zero, MAP_SHARED, %uz) failed", shm->size); - } - - if (close(fd) == -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "close(\"/dev/zero\") failed"); - } - - return (shm->addr == MAP_FAILED) ? NGX_ERROR : NGX_OK; -} - - -void -ngx_shm_free(ngx_shm_t *shm) -{ - if (munmap((void *) shm->addr, shm->size) == -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "munmap(%p, %uz) failed", shm->addr, shm->size); - } -} - -#elif (NGX_HAVE_SYSVSHM) - -#include -#include - - -ngx_int_t -ngx_shm_alloc(ngx_shm_t *shm) -{ - int id; - - id = shmget(IPC_PRIVATE, shm->size, (SHM_R|SHM_W|IPC_CREAT)); - - if (id == -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "shmget(%uz) failed", shm->size); - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_CORE, shm->log, 0, "shmget id: %d", id); - - shm->addr = shmat(id, NULL, 0); - - if (shm->addr == (void *) -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, "shmat() failed"); - } - - if (shmctl(id, IPC_RMID, NULL) == -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "shmctl(IPC_RMID) failed"); - } - - return (shm->addr == (void *) -1) ? NGX_ERROR : NGX_OK; -} - - -void -ngx_shm_free(ngx_shm_t *shm) -{ - if (shmdt(shm->addr) == -1) { - ngx_log_error(NGX_LOG_ALERT, shm->log, ngx_errno, - "shmdt(%p) failed", shm->addr); - } -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_shmem.h b/src/nginx-1.18.0/src/os/unix/ngx_shmem.h deleted file mode 100644 index 566a7d3..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_shmem.h +++ /dev/null @@ -1,29 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_SHMEM_H_INCLUDED_ -#define _NGX_SHMEM_H_INCLUDED_ - - -#include -#include - - -typedef struct { - u_char *addr; - size_t size; - ngx_str_t name; - ngx_log_t *log; - ngx_uint_t exists; /* unsigned exists:1; */ -} ngx_shm_t; - - -ngx_int_t ngx_shm_alloc(ngx_shm_t *shm); -void ngx_shm_free(ngx_shm_t *shm); - - -#endif /* _NGX_SHMEM_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_socket.c b/src/nginx-1.18.0/src/os/unix/ngx_socket.c deleted file mode 100644 index 3978f65..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_socket.c +++ /dev/null @@ -1,116 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -/* - * ioctl(FIONBIO) sets a non-blocking mode with the single syscall - * while fcntl(F_SETFL, O_NONBLOCK) needs to learn the current state - * using fcntl(F_GETFL). - * - * ioctl() and fcntl() are syscalls at least in FreeBSD 2.x, Linux 2.2 - * and Solaris 7. - * - * ioctl() in Linux 2.4 and 2.6 uses BKL, however, fcntl(F_SETFL) uses it too. - */ - - -#if (NGX_HAVE_FIONBIO) - -int -ngx_nonblocking(ngx_socket_t s) -{ - int nb; - - nb = 1; - - return ioctl(s, FIONBIO, &nb); -} - - -int -ngx_blocking(ngx_socket_t s) -{ - int nb; - - nb = 0; - - return ioctl(s, FIONBIO, &nb); -} - -#endif - - -#if (NGX_FREEBSD) - -int -ngx_tcp_nopush(ngx_socket_t s) -{ - int tcp_nopush; - - tcp_nopush = 1; - - return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH, - (const void *) &tcp_nopush, sizeof(int)); -} - - -int -ngx_tcp_push(ngx_socket_t s) -{ - int tcp_nopush; - - tcp_nopush = 0; - - return setsockopt(s, IPPROTO_TCP, TCP_NOPUSH, - (const void *) &tcp_nopush, sizeof(int)); -} - -#elif (NGX_LINUX) - - -int -ngx_tcp_nopush(ngx_socket_t s) -{ - int cork; - - cork = 1; - - return setsockopt(s, IPPROTO_TCP, TCP_CORK, - (const void *) &cork, sizeof(int)); -} - - -int -ngx_tcp_push(ngx_socket_t s) -{ - int cork; - - cork = 0; - - return setsockopt(s, IPPROTO_TCP, TCP_CORK, - (const void *) &cork, sizeof(int)); -} - -#else - -int -ngx_tcp_nopush(ngx_socket_t s) -{ - return 0; -} - - -int -ngx_tcp_push(ngx_socket_t s) -{ - return 0; -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_socket.h b/src/nginx-1.18.0/src/os/unix/ngx_socket.h deleted file mode 100644 index ec66a6f..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_socket.h +++ /dev/null @@ -1,71 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_SOCKET_H_INCLUDED_ -#define _NGX_SOCKET_H_INCLUDED_ - - -#include - - -#define NGX_WRITE_SHUTDOWN SHUT_WR - -typedef int ngx_socket_t; - -#define ngx_socket socket -#define ngx_socket_n "socket()" - - -#if (NGX_HAVE_FIONBIO) - -int ngx_nonblocking(ngx_socket_t s); -int ngx_blocking(ngx_socket_t s); - -#define ngx_nonblocking_n "ioctl(FIONBIO)" -#define ngx_blocking_n "ioctl(!FIONBIO)" - -#else - -#define ngx_nonblocking(s) fcntl(s, F_SETFL, fcntl(s, F_GETFL) | O_NONBLOCK) -#define ngx_nonblocking_n "fcntl(O_NONBLOCK)" - -#define ngx_blocking(s) fcntl(s, F_SETFL, fcntl(s, F_GETFL) & ~O_NONBLOCK) -#define ngx_blocking_n "fcntl(!O_NONBLOCK)" - -#endif - -#if (NGX_HAVE_FIONREAD) - -#define ngx_socket_nread(s, n) ioctl(s, FIONREAD, n) -#define ngx_socket_nread_n "ioctl(FIONREAD)" - -#endif - -int ngx_tcp_nopush(ngx_socket_t s); -int ngx_tcp_push(ngx_socket_t s); - -#if (NGX_LINUX) - -#define ngx_tcp_nopush_n "setsockopt(TCP_CORK)" -#define ngx_tcp_push_n "setsockopt(!TCP_CORK)" - -#else - -#define ngx_tcp_nopush_n "setsockopt(TCP_NOPUSH)" -#define ngx_tcp_push_n "setsockopt(!TCP_NOPUSH)" - -#endif - - -#define ngx_shutdown_socket shutdown -#define ngx_shutdown_socket_n "shutdown()" - -#define ngx_close_socket close -#define ngx_close_socket_n "close() socket" - - -#endif /* _NGX_SOCKET_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_solaris.h b/src/nginx-1.18.0/src/os/unix/ngx_solaris.h deleted file mode 100644 index 7b167d8..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_solaris.h +++ /dev/null @@ -1,16 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_SOLARIS_H_INCLUDED_ -#define _NGX_SOLARIS_H_INCLUDED_ - - -ngx_chain_t *ngx_solaris_sendfilev_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - - -#endif /* _NGX_SOLARIS_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_solaris_config.h b/src/nginx-1.18.0/src/os/unix/ngx_solaris_config.h deleted file mode 100644 index ffa01c8..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_solaris_config.h +++ /dev/null @@ -1,112 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_SOLARIS_CONFIG_H_INCLUDED_ -#define _NGX_SOLARIS_CONFIG_H_INCLUDED_ - - -#ifndef _REENTRANT -#define _REENTRANT -#endif - -#define _FILE_OFFSET_BITS 64 /* must be before */ - -#include -#include -#include -#include -#include /* offsetof() */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include /* statvfs() */ - -#include /* FIONBIO */ -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#include /* TCP_NODELAY */ -#include -#include -#include - -#include -#include /* IOV_MAX */ -#include -#include - -#include - -#define NGX_ALIGNMENT _MAX_ALIGNMENT - -#include - - -#if (NGX_HAVE_POSIX_SEM) -#include -#endif - - -#if (NGX_HAVE_POLL) -#include -#endif - - -#if (NGX_HAVE_DEVPOLL) -#include -#include -#endif - - -#if (NGX_HAVE_EVENTPORT) -#include -#endif - - -#if (NGX_HAVE_SENDFILE) -#include -#endif - - -#define NGX_LISTEN_BACKLOG 511 - - -#ifndef NGX_HAVE_INHERITED_NONBLOCK -#define NGX_HAVE_INHERITED_NONBLOCK 1 -#endif - - -#ifndef NGX_HAVE_SO_SNDLOWAT -/* setsockopt(SO_SNDLOWAT) returns ENOPROTOOPT */ -#define NGX_HAVE_SO_SNDLOWAT 0 -#endif - - -#define NGX_HAVE_OS_SPECIFIC_INIT 1 -#define ngx_debug_init() - - -extern char **environ; - - -#endif /* _NGX_SOLARIS_CONFIG_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_solaris_init.c b/src/nginx-1.18.0/src/os/unix/ngx_solaris_init.c deleted file mode 100644 index 65d7875..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_solaris_init.c +++ /dev/null @@ -1,77 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -char ngx_solaris_sysname[20]; -char ngx_solaris_release[10]; -char ngx_solaris_version[50]; - - -static ngx_os_io_t ngx_solaris_io = { - ngx_unix_recv, - ngx_readv_chain, - ngx_udp_unix_recv, - ngx_unix_send, - ngx_udp_unix_send, - ngx_udp_unix_sendmsg_chain, -#if (NGX_HAVE_SENDFILE) - ngx_solaris_sendfilev_chain, - NGX_IO_SENDFILE -#else - ngx_writev_chain, - 0 -#endif -}; - - -ngx_int_t -ngx_os_specific_init(ngx_log_t *log) -{ - if (sysinfo(SI_SYSNAME, ngx_solaris_sysname, sizeof(ngx_solaris_sysname)) - == -1) - { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sysinfo(SI_SYSNAME) failed"); - return NGX_ERROR; - } - - if (sysinfo(SI_RELEASE, ngx_solaris_release, sizeof(ngx_solaris_release)) - == -1) - { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sysinfo(SI_RELEASE) failed"); - return NGX_ERROR; - } - - if (sysinfo(SI_VERSION, ngx_solaris_version, sizeof(ngx_solaris_version)) - == -1) - { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - "sysinfo(SI_SYSNAME) failed"); - return NGX_ERROR; - } - - - ngx_os_io = ngx_solaris_io; - - return NGX_OK; -} - - -void -ngx_os_specific_status(ngx_log_t *log) -{ - - ngx_log_error(NGX_LOG_NOTICE, log, 0, "OS: %s %s", - ngx_solaris_sysname, ngx_solaris_release); - - ngx_log_error(NGX_LOG_NOTICE, log, 0, "version: %s", - ngx_solaris_version); -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_solaris_sendfilev_chain.c b/src/nginx-1.18.0/src/os/unix/ngx_solaris_sendfilev_chain.c deleted file mode 100644 index 39bcafa..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_solaris_sendfilev_chain.c +++ /dev/null @@ -1,228 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -#if (NGX_TEST_BUILD_SOLARIS_SENDFILEV) - -/* Solaris declarations */ - -typedef struct sendfilevec { - int sfv_fd; - u_int sfv_flag; - off_t sfv_off; - size_t sfv_len; -} sendfilevec_t; - -#define SFV_FD_SELF -2 - -static ssize_t sendfilev(int fd, const struct sendfilevec *vec, - int sfvcnt, size_t *xferred) -{ - return -1; -} - -ngx_chain_t *ngx_solaris_sendfilev_chain(ngx_connection_t *c, ngx_chain_t *in, - off_t limit); - -#endif - - -#define NGX_SENDFILEVECS NGX_IOVS_PREALLOCATE - - -ngx_chain_t * -ngx_solaris_sendfilev_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) -{ - int fd; - u_char *prev; - off_t size, send, prev_send, aligned, fprev; - size_t sent; - ssize_t n; - ngx_int_t eintr; - ngx_err_t err; - ngx_buf_t *file; - ngx_uint_t nsfv; - sendfilevec_t *sfv, sfvs[NGX_SENDFILEVECS]; - ngx_event_t *wev; - ngx_chain_t *cl; - - wev = c->write; - - if (!wev->ready) { - return in; - } - - if (!c->sendfile) { - return ngx_writev_chain(c, in, limit); - } - - - /* the maximum limit size is the maximum size_t value - the page size */ - - if (limit == 0 || limit > (off_t) (NGX_MAX_SIZE_T_VALUE - ngx_pagesize)) { - limit = NGX_MAX_SIZE_T_VALUE - ngx_pagesize; - } - - - send = 0; - - for ( ;; ) { - fd = SFV_FD_SELF; - prev = NULL; - fprev = 0; - file = NULL; - sfv = NULL; - eintr = 0; - sent = 0; - prev_send = send; - - nsfv = 0; - - /* create the sendfilevec and coalesce the neighbouring bufs */ - - for (cl = in; cl && send < limit; cl = cl->next) { - - if (ngx_buf_special(cl->buf)) { - continue; - } - - if (ngx_buf_in_memory_only(cl->buf)) { - fd = SFV_FD_SELF; - - size = cl->buf->last - cl->buf->pos; - - if (send + size > limit) { - size = limit - send; - } - - if (prev == cl->buf->pos) { - sfv->sfv_len += (size_t) size; - - } else { - if (nsfv == NGX_SENDFILEVECS) { - break; - } - - sfv = &sfvs[nsfv++]; - - sfv->sfv_fd = SFV_FD_SELF; - sfv->sfv_flag = 0; - sfv->sfv_off = (off_t) (uintptr_t) cl->buf->pos; - sfv->sfv_len = (size_t) size; - } - - prev = cl->buf->pos + (size_t) size; - send += size; - - } else { - prev = NULL; - - size = cl->buf->file_last - cl->buf->file_pos; - - if (send + size > limit) { - size = limit - send; - - aligned = (cl->buf->file_pos + size + ngx_pagesize - 1) - & ~((off_t) ngx_pagesize - 1); - - if (aligned <= cl->buf->file_last) { - size = aligned - cl->buf->file_pos; - } - } - - if (fd == cl->buf->file->fd && fprev == cl->buf->file_pos) { - sfv->sfv_len += (size_t) size; - - } else { - if (nsfv == NGX_SENDFILEVECS) { - break; - } - - sfv = &sfvs[nsfv++]; - - fd = cl->buf->file->fd; - sfv->sfv_fd = fd; - sfv->sfv_flag = 0; - sfv->sfv_off = cl->buf->file_pos; - sfv->sfv_len = (size_t) size; - } - - file = cl->buf; - fprev = cl->buf->file_pos + size; - send += size; - } - } - - n = sendfilev(c->fd, sfvs, nsfv, &sent); - - if (n == -1) { - err = ngx_errno; - - switch (err) { - case NGX_EAGAIN: - break; - - case NGX_EINTR: - eintr = 1; - break; - - default: - wev->error = 1; - ngx_connection_error(c, err, "sendfilev() failed"); - return NGX_CHAIN_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendfilev() sent only %uz bytes", sent); - - } else if (n == 0 && sent == 0) { - - /* - * sendfilev() is documented to return -1 with errno - * set to EINVAL if svf_len is greater than the file size, - * but at least Solaris 11 returns 0 instead - */ - - if (file) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfilev() reported that \"%s\" was truncated at %O", - file->file->name.data, file->file_pos); - - } else { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "sendfilev() returned 0 with memory buffers"); - } - - return NGX_CHAIN_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendfilev: %z %z", n, sent); - - c->sent += sent; - - in = ngx_chain_update_sent(in, sent); - - if (eintr) { - send = prev_send + sent; - continue; - } - - if (send - prev_send != (off_t) sent) { - wev->ready = 0; - return in; - } - - if (send >= limit || in == NULL) { - return in; - } - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_amd64.il b/src/nginx-1.18.0/src/os/unix/ngx_sunpro_amd64.il deleted file mode 100644 index 07f3210..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_amd64.il +++ /dev/null @@ -1,43 +0,0 @@ -/ -/ Copyright (C) Igor Sysoev -/ Copyright (C) Nginx, Inc. -/ - -/ ngx_atomic_uint_t ngx_atomic_cmp_set(ngx_atomic_t *lock, -/ ngx_atomic_uint_t old, ngx_atomic_uint_t set); -/ -/ the arguments are passed in %rdi, %rsi, %rdx -/ the result is returned in the %rax - - .inline ngx_atomic_cmp_set,0 - movq %rsi, %rax - lock - cmpxchgq %rdx, (%rdi) - setz %al - movzbq %al, %rax - .end - - -/ ngx_atomic_int_t ngx_atomic_fetch_add(ngx_atomic_t *value, -/ ngx_atomic_int_t add); -/ -/ the arguments are passed in %rdi, %rsi -/ the result is returned in the %rax - - .inline ngx_atomic_fetch_add,0 - movq %rsi, %rax - lock - xaddq %rax, (%rdi) - .end - - -/ ngx_cpu_pause() -/ -/ the "rep; nop" is used instead of "pause" to avoid the "[ PAUSE ]" hardware -/ capability added by linker because Solaris/amd64 does not know about it: -/ -/ ld.so.1: nginx: fatal: hardware capability unsupported: 0x2000 [ PAUSE ] - - .inline ngx_cpu_pause,0 - rep; nop - .end diff --git a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_atomic_sparc64.h b/src/nginx-1.18.0/src/os/unix/ngx_sunpro_atomic_sparc64.h deleted file mode 100644 index 5f28055..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_atomic_sparc64.h +++ /dev/null @@ -1,61 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#if (NGX_PTR_SIZE == 4) -#define NGX_CASA ngx_casa -#else -#define NGX_CASA ngx_casxa -#endif - - -ngx_atomic_uint_t -ngx_casa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, ngx_atomic_t *lock); - -ngx_atomic_uint_t -ngx_casxa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, ngx_atomic_t *lock); - -/* the code in src/os/unix/ngx_sunpro_sparc64.il */ - - -static ngx_inline ngx_atomic_uint_t -ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_uint_t old, - ngx_atomic_uint_t set) -{ - set = NGX_CASA(set, old, lock); - - return (set == old); -} - - -static ngx_inline ngx_atomic_int_t -ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add) -{ - ngx_atomic_uint_t old, res; - - old = *value; - - for ( ;; ) { - - res = old + add; - - res = NGX_CASA(res, old, value); - - if (res == old) { - return res; - } - - old = res; - } -} - - -#define ngx_memory_barrier() \ - __asm (".volatile"); \ - __asm ("membar #LoadLoad | #LoadStore | #StoreStore | #StoreLoad"); \ - __asm (".nonvolatile") - -#define ngx_cpu_pause() diff --git a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_sparc64.il b/src/nginx-1.18.0/src/os/unix/ngx_sunpro_sparc64.il deleted file mode 100644 index bdeef61..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_sparc64.il +++ /dev/null @@ -1,36 +0,0 @@ -/ -/ Copyright (C) Igor Sysoev -/ Copyright (C) Nginx, Inc. -/ - - -/ "casa [%o2] 0x80, %o1, %o0" and -/ "casxa [%o2] 0x80, %o1, %o0" do the following: -/ -/ if ([%o2] == %o1) { -/ swap(%o0, [%o2]); -/ } else { -/ %o0 = [%o2]; -/ } - - -/ ngx_atomic_uint_t ngx_casa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, -/ ngx_atomic_t *lock); -/ -/ the arguments are passed in the %o0, %o1, %o2 -/ the result is returned in the %o0 - - .inline ngx_casa,0 - casa [%o2] 0x80, %o1, %o0 - .end - - -/ ngx_atomic_uint_t ngx_casxa(ngx_atomic_uint_t set, ngx_atomic_uint_t old, -/ ngx_atomic_t *lock); -/ -/ the arguments are passed in the %o0, %o1, %o2 -/ the result is returned in the %o0 - - .inline ngx_casxa,0 - casxa [%o2] 0x80, %o1, %o0 - .end diff --git a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_x86.il b/src/nginx-1.18.0/src/os/unix/ngx_sunpro_x86.il deleted file mode 100644 index d7e127c..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_sunpro_x86.il +++ /dev/null @@ -1,44 +0,0 @@ -/ -/ Copyright (C) Igor Sysoev -/ Copyright (C) Nginx, Inc. -/ - -/ ngx_atomic_uint_t ngx_atomic_cmp_set(ngx_atomic_t *lock, -/ ngx_atomic_uint_t old, ngx_atomic_uint_t set); -/ -/ the arguments are passed on stack (%esp), 4(%esp), 8(%esp) - - .inline ngx_atomic_cmp_set,0 - movl (%esp), %ecx - movl 4(%esp), %eax - movl 8(%esp), %edx - lock - cmpxchgl %edx, (%ecx) - setz %al - movzbl %al, %eax - .end - - -/ ngx_atomic_int_t ngx_atomic_fetch_add(ngx_atomic_t *value, -/ ngx_atomic_int_t add); -/ -/ the arguments are passed on stack (%esp), 4(%esp) - - .inline ngx_atomic_fetch_add,0 - movl (%esp), %ecx - movl 4(%esp), %eax - lock - xaddl %eax, (%ecx) - .end - - -/ ngx_cpu_pause() -/ -/ the "rep; nop" is used instead of "pause" to avoid the "[ PAUSE ]" hardware -/ capability added by linker because Solaris/i386 does not know about it: -/ -/ ld.so.1: nginx: fatal: hardware capability unsupported: 0x2000 [ PAUSE ] - - .inline ngx_cpu_pause,0 - rep; nop - .end diff --git a/src/nginx-1.18.0/src/os/unix/ngx_thread.h b/src/nginx-1.18.0/src/os/unix/ngx_thread.h deleted file mode 100644 index e3b5e81..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_thread.h +++ /dev/null @@ -1,71 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_THREAD_H_INCLUDED_ -#define _NGX_THREAD_H_INCLUDED_ - - -#include -#include - -#if (NGX_THREADS) - -#include - - -typedef pthread_mutex_t ngx_thread_mutex_t; - -ngx_int_t ngx_thread_mutex_create(ngx_thread_mutex_t *mtx, ngx_log_t *log); -ngx_int_t ngx_thread_mutex_destroy(ngx_thread_mutex_t *mtx, ngx_log_t *log); -ngx_int_t ngx_thread_mutex_lock(ngx_thread_mutex_t *mtx, ngx_log_t *log); -ngx_int_t ngx_thread_mutex_unlock(ngx_thread_mutex_t *mtx, ngx_log_t *log); - - -typedef pthread_cond_t ngx_thread_cond_t; - -ngx_int_t ngx_thread_cond_create(ngx_thread_cond_t *cond, ngx_log_t *log); -ngx_int_t ngx_thread_cond_destroy(ngx_thread_cond_t *cond, ngx_log_t *log); -ngx_int_t ngx_thread_cond_signal(ngx_thread_cond_t *cond, ngx_log_t *log); -ngx_int_t ngx_thread_cond_wait(ngx_thread_cond_t *cond, ngx_thread_mutex_t *mtx, - ngx_log_t *log); - - -#if (NGX_LINUX) - -typedef pid_t ngx_tid_t; -#define NGX_TID_T_FMT "%P" - -#elif (NGX_FREEBSD) - -typedef uint32_t ngx_tid_t; -#define NGX_TID_T_FMT "%uD" - -#elif (NGX_DARWIN) - -typedef uint64_t ngx_tid_t; -#define NGX_TID_T_FMT "%uL" - -#else - -typedef uint64_t ngx_tid_t; -#define NGX_TID_T_FMT "%uL" - -#endif - -ngx_tid_t ngx_thread_tid(void); - -#define ngx_log_tid ngx_thread_tid() - -#else - -#define ngx_log_tid 0 -#define NGX_TID_T_FMT "%d" - -#endif - - -#endif /* _NGX_THREAD_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_thread_cond.c b/src/nginx-1.18.0/src/os/unix/ngx_thread_cond.c deleted file mode 100644 index 2ad51b8..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_thread_cond.c +++ /dev/null @@ -1,76 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -ngx_int_t -ngx_thread_cond_create(ngx_thread_cond_t *cond, ngx_log_t *log) -{ - ngx_err_t err; - - err = pthread_cond_init(cond, NULL); - if (err == 0) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_EMERG, log, err, "pthread_cond_init() failed"); - return NGX_ERROR; -} - - -ngx_int_t -ngx_thread_cond_destroy(ngx_thread_cond_t *cond, ngx_log_t *log) -{ - ngx_err_t err; - - err = pthread_cond_destroy(cond); - if (err == 0) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_EMERG, log, err, "pthread_cond_destroy() failed"); - return NGX_ERROR; -} - - -ngx_int_t -ngx_thread_cond_signal(ngx_thread_cond_t *cond, ngx_log_t *log) -{ - ngx_err_t err; - - err = pthread_cond_signal(cond); - if (err == 0) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_EMERG, log, err, "pthread_cond_signal() failed"); - return NGX_ERROR; -} - - -ngx_int_t -ngx_thread_cond_wait(ngx_thread_cond_t *cond, ngx_thread_mutex_t *mtx, - ngx_log_t *log) -{ - ngx_err_t err; - - err = pthread_cond_wait(cond, mtx); - -#if 0 - ngx_time_update(); -#endif - - if (err == 0) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, log, err, "pthread_cond_wait() failed"); - - return NGX_ERROR; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_thread_id.c b/src/nginx-1.18.0/src/os/unix/ngx_thread_id.c deleted file mode 100644 index 5174f1a..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_thread_id.c +++ /dev/null @@ -1,70 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -#if (NGX_LINUX) - -/* - * Linux thread id is a pid of thread created by clone(2), - * glibc does not provide a wrapper for gettid(). - */ - -ngx_tid_t -ngx_thread_tid(void) -{ - return syscall(SYS_gettid); -} - -#elif (NGX_FREEBSD) && (__FreeBSD_version >= 900031) - -#include - -ngx_tid_t -ngx_thread_tid(void) -{ - return pthread_getthreadid_np(); -} - -#elif (NGX_DARWIN) - -/* - * MacOSX thread has two thread ids: - * - * 1) MacOSX 10.6 (Snow Leoprad) has pthread_threadid_np() returning - * an uint64_t value, which is obtained using the __thread_selfid() - * syscall. It is a number above 300,000. - */ - -ngx_tid_t -ngx_thread_tid(void) -{ - uint64_t tid; - - (void) pthread_threadid_np(NULL, &tid); - return tid; -} - -/* - * 2) Kernel thread mach_port_t returned by pthread_mach_thread_np(). - * It is a number in range 100-100,000. - * - * return pthread_mach_thread_np(pthread_self()); - */ - -#else - -ngx_tid_t -ngx_thread_tid(void) -{ - return (uint64_t) (uintptr_t) pthread_self(); -} - -#endif diff --git a/src/nginx-1.18.0/src/os/unix/ngx_thread_mutex.c b/src/nginx-1.18.0/src/os/unix/ngx_thread_mutex.c deleted file mode 100644 index 4886f49..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_thread_mutex.c +++ /dev/null @@ -1,165 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - -#include -#include - - -/* - * All modern pthread mutex implementations try to acquire a lock - * atomically in userland before going to sleep in kernel. Some - * spins before the sleeping. - * - * In Solaris since version 8 all mutex types spin before sleeping. - * The default spin count is 1000. It can be overridden using - * _THREAD_ADAPTIVE_SPIN=100 environment variable. - * - * In MacOSX all mutex types spin to acquire a lock protecting a mutex's - * internals. If the mutex is busy, thread calls Mach semaphore_wait(). - * - * - * PTHREAD_MUTEX_NORMAL lacks deadlock detection and is the fastest - * mutex type. - * - * Linux: No spinning. The internal name PTHREAD_MUTEX_TIMED_NP - * remains from the times when pthread_mutex_timedlock() was - * non-standard extension. Alias name: PTHREAD_MUTEX_FAST_NP. - * FreeBSD: No spinning. - * - * - * PTHREAD_MUTEX_ERRORCHECK is usually as fast as PTHREAD_MUTEX_NORMAL - * yet has lightweight deadlock detection. - * - * Linux: No spinning. The internal name: PTHREAD_MUTEX_ERRORCHECK_NP. - * FreeBSD: No spinning. - * - * - * PTHREAD_MUTEX_RECURSIVE allows recursive locking. - * - * Linux: No spinning. The internal name: PTHREAD_MUTEX_RECURSIVE_NP. - * FreeBSD: No spinning. - * - * - * PTHREAD_MUTEX_ADAPTIVE_NP spins on SMP systems before sleeping. - * - * Linux: No deadlock detection. Dynamically changes a spin count - * for each mutex from 10 to 100 based on spin count taken - * previously. - * FreeBSD: Deadlock detection. The default spin count is 2000. - * It can be overridden using LIBPTHREAD_SPINLOOPS environment - * variable or by pthread_mutex_setspinloops_np(). If a lock - * is still busy, sched_yield() can be called on both UP and - * SMP systems. The default yield loop count is zero, but - * it can be set by LIBPTHREAD_YIELDLOOPS environment - * variable or by pthread_mutex_setyieldloops_np(). - * Solaris: No PTHREAD_MUTEX_ADAPTIVE_NP. - * MacOSX: No PTHREAD_MUTEX_ADAPTIVE_NP. - * - * - * PTHREAD_MUTEX_ELISION_NP is a Linux extension to elide locks using - * Intel Restricted Transactional Memory. It is the most suitable for - * rwlock pattern access because it allows simultaneous reads without lock. - * Supported since glibc 2.18. - * - * - * PTHREAD_MUTEX_DEFAULT is default mutex type. - * - * Linux: PTHREAD_MUTEX_NORMAL. - * FreeBSD: PTHREAD_MUTEX_ERRORCHECK. - * Solaris: PTHREAD_MUTEX_NORMAL. - * MacOSX: PTHREAD_MUTEX_NORMAL. - */ - - -ngx_int_t -ngx_thread_mutex_create(ngx_thread_mutex_t *mtx, ngx_log_t *log) -{ - ngx_err_t err; - pthread_mutexattr_t attr; - - err = pthread_mutexattr_init(&attr); - if (err != 0) { - ngx_log_error(NGX_LOG_EMERG, log, err, - "pthread_mutexattr_init() failed"); - return NGX_ERROR; - } - - err = pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_ERRORCHECK); - if (err != 0) { - ngx_log_error(NGX_LOG_EMERG, log, err, - "pthread_mutexattr_settype" - "(PTHREAD_MUTEX_ERRORCHECK) failed"); - return NGX_ERROR; - } - - err = pthread_mutex_init(mtx, &attr); - if (err != 0) { - ngx_log_error(NGX_LOG_EMERG, log, err, - "pthread_mutex_init() failed"); - return NGX_ERROR; - } - - err = pthread_mutexattr_destroy(&attr); - if (err != 0) { - ngx_log_error(NGX_LOG_ALERT, log, err, - "pthread_mutexattr_destroy() failed"); - } - - return NGX_OK; -} - - -ngx_int_t -ngx_thread_mutex_destroy(ngx_thread_mutex_t *mtx, ngx_log_t *log) -{ - ngx_err_t err; - - err = pthread_mutex_destroy(mtx); - if (err != 0) { - ngx_log_error(NGX_LOG_ALERT, log, err, - "pthread_mutex_destroy() failed"); - return NGX_ERROR; - } - - return NGX_OK; -} - - -ngx_int_t -ngx_thread_mutex_lock(ngx_thread_mutex_t *mtx, ngx_log_t *log) -{ - ngx_err_t err; - - err = pthread_mutex_lock(mtx); - if (err == 0) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, log, err, "pthread_mutex_lock() failed"); - - return NGX_ERROR; -} - - -ngx_int_t -ngx_thread_mutex_unlock(ngx_thread_mutex_t *mtx, ngx_log_t *log) -{ - ngx_err_t err; - - err = pthread_mutex_unlock(mtx); - -#if 0 - ngx_time_update(); -#endif - - if (err == 0) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, log, err, "pthread_mutex_unlock() failed"); - - return NGX_ERROR; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_time.c b/src/nginx-1.18.0/src/os/unix/ngx_time.c deleted file mode 100644 index cc760b2..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_time.c +++ /dev/null @@ -1,104 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -/* - * FreeBSD does not test /etc/localtime change, however, we can workaround it - * by calling tzset() with TZ and then without TZ to update timezone. - * The trick should work since FreeBSD 2.1.0. - * - * Linux does not test /etc/localtime change in localtime(), - * but may stat("/etc/localtime") several times in every strftime(), - * therefore we use it to update timezone. - * - * Solaris does not test /etc/TIMEZONE change too and no workaround available. - */ - -void -ngx_timezone_update(void) -{ -#if (NGX_FREEBSD) - - if (getenv("TZ")) { - return; - } - - putenv("TZ=UTC"); - - tzset(); - - unsetenv("TZ"); - - tzset(); - -#elif (NGX_LINUX) - time_t s; - struct tm *t; - char buf[4]; - - s = time(0); - - t = localtime(&s); - - strftime(buf, 4, "%H", t); - -#endif -} - - -void -ngx_localtime(time_t s, ngx_tm_t *tm) -{ -#if (NGX_HAVE_LOCALTIME_R) - (void) localtime_r(&s, tm); - -#else - ngx_tm_t *t; - - t = localtime(&s); - *tm = *t; - -#endif - - tm->ngx_tm_mon++; - tm->ngx_tm_year += 1900; -} - - -void -ngx_libc_localtime(time_t s, struct tm *tm) -{ -#if (NGX_HAVE_LOCALTIME_R) - (void) localtime_r(&s, tm); - -#else - struct tm *t; - - t = localtime(&s); - *tm = *t; - -#endif -} - - -void -ngx_libc_gmtime(time_t s, struct tm *tm) -{ -#if (NGX_HAVE_LOCALTIME_R) - (void) gmtime_r(&s, tm); - -#else - struct tm *t; - - t = gmtime(&s); - *tm = *t; - -#endif -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_time.h b/src/nginx-1.18.0/src/os/unix/ngx_time.h deleted file mode 100644 index c128c9a..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_time.h +++ /dev/null @@ -1,66 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_TIME_H_INCLUDED_ -#define _NGX_TIME_H_INCLUDED_ - - -#include -#include - - -typedef ngx_rbtree_key_t ngx_msec_t; -typedef ngx_rbtree_key_int_t ngx_msec_int_t; - -typedef struct tm ngx_tm_t; - -#define ngx_tm_sec tm_sec -#define ngx_tm_min tm_min -#define ngx_tm_hour tm_hour -#define ngx_tm_mday tm_mday -#define ngx_tm_mon tm_mon -#define ngx_tm_year tm_year -#define ngx_tm_wday tm_wday -#define ngx_tm_isdst tm_isdst - -#define ngx_tm_sec_t int -#define ngx_tm_min_t int -#define ngx_tm_hour_t int -#define ngx_tm_mday_t int -#define ngx_tm_mon_t int -#define ngx_tm_year_t int -#define ngx_tm_wday_t int - - -#if (NGX_HAVE_GMTOFF) -#define ngx_tm_gmtoff tm_gmtoff -#define ngx_tm_zone tm_zone -#endif - - -#if (NGX_SOLARIS) - -#define ngx_timezone(isdst) (- (isdst ? altzone : timezone) / 60) - -#else - -#define ngx_timezone(isdst) (- (isdst ? timezone + 3600 : timezone) / 60) - -#endif - - -void ngx_timezone_update(void); -void ngx_localtime(time_t s, ngx_tm_t *tm); -void ngx_libc_localtime(time_t s, struct tm *tm); -void ngx_libc_gmtime(time_t s, struct tm *tm); - -#define ngx_gettimeofday(tp) (void) gettimeofday(tp, NULL); -#define ngx_msleep(ms) (void) usleep(ms * 1000) -#define ngx_sleep(s) (void) sleep(s) - - -#endif /* _NGX_TIME_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_udp_recv.c b/src/nginx-1.18.0/src/os/unix/ngx_udp_recv.c deleted file mode 100644 index 6d544c2..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_udp_recv.c +++ /dev/null @@ -1,72 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ssize_t -ngx_udp_unix_recv(ngx_connection_t *c, u_char *buf, size_t size) -{ - ssize_t n; - ngx_err_t err; - ngx_event_t *rev; - - rev = c->read; - - do { - n = recv(c->fd, buf, size, 0); - - ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, - "recv: fd:%d %z of %uz", c->fd, n, size); - - if (n >= 0) { - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - rev->available -= n; - - /* - * rev->available may be negative here because some additional - * bytes may be received between kevent() and recv() - */ - - if (rev->available <= 0) { - rev->ready = 0; - rev->available = 0; - } - } - -#endif - - return n; - } - - err = ngx_socket_errno; - - if (err == NGX_EAGAIN || err == NGX_EINTR) { - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "recv() not ready"); - n = NGX_AGAIN; - - } else { - n = ngx_connection_error(c, err, "recv() failed"); - break; - } - - } while (err == NGX_EINTR); - - rev->ready = 0; - - if (n == NGX_ERROR) { - rev->error = 1; - } - - return n; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_udp_send.c b/src/nginx-1.18.0/src/os/unix/ngx_udp_send.c deleted file mode 100644 index aabbc8e..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_udp_send.c +++ /dev/null @@ -1,56 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ssize_t -ngx_udp_unix_send(ngx_connection_t *c, u_char *buf, size_t size) -{ - ssize_t n; - ngx_err_t err; - ngx_event_t *wev; - - wev = c->write; - - for ( ;; ) { - n = sendto(c->fd, buf, size, 0, c->sockaddr, c->socklen); - - ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendto: fd:%d %z of %uz to \"%V\"", - c->fd, n, size, &c->addr_text); - - if (n >= 0) { - if ((size_t) n != size) { - wev->error = 1; - (void) ngx_connection_error(c, 0, "sendto() incomplete"); - return NGX_ERROR; - } - - c->sent += n; - - return n; - } - - err = ngx_socket_errno; - - if (err == NGX_EAGAIN) { - wev->ready = 0; - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, NGX_EAGAIN, - "sendto() not ready"); - return NGX_AGAIN; - } - - if (err != NGX_EINTR) { - wev->error = 1; - (void) ngx_connection_error(c, err, "sendto() failed"); - return NGX_ERROR; - } - } -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_udp_sendmsg_chain.c b/src/nginx-1.18.0/src/os/unix/ngx_udp_sendmsg_chain.c deleted file mode 100644 index 5399c79..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_udp_sendmsg_chain.c +++ /dev/null @@ -1,335 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static ngx_chain_t *ngx_udp_output_chain_to_iovec(ngx_iovec_t *vec, - ngx_chain_t *in, ngx_log_t *log); -static ssize_t ngx_sendmsg(ngx_connection_t *c, ngx_iovec_t *vec); - - -ngx_chain_t * -ngx_udp_unix_sendmsg_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) -{ - ssize_t n; - off_t send; - ngx_chain_t *cl; - ngx_event_t *wev; - ngx_iovec_t vec; - struct iovec iovs[NGX_IOVS_PREALLOCATE]; - - wev = c->write; - - if (!wev->ready) { - return in; - } - -#if (NGX_HAVE_KQUEUE) - - if ((ngx_event_flags & NGX_USE_KQUEUE_EVENT) && wev->pending_eof) { - (void) ngx_connection_error(c, wev->kq_errno, - "kevent() reported about an closed connection"); - wev->error = 1; - return NGX_CHAIN_ERROR; - } - -#endif - - /* the maximum limit size is the maximum size_t value - the page size */ - - if (limit == 0 || limit > (off_t) (NGX_MAX_SIZE_T_VALUE - ngx_pagesize)) { - limit = NGX_MAX_SIZE_T_VALUE - ngx_pagesize; - } - - send = 0; - - vec.iovs = iovs; - vec.nalloc = NGX_IOVS_PREALLOCATE; - - for ( ;; ) { - - /* create the iovec and coalesce the neighbouring bufs */ - - cl = ngx_udp_output_chain_to_iovec(&vec, in, c->log); - - if (cl == NGX_CHAIN_ERROR) { - return NGX_CHAIN_ERROR; - } - - if (cl && cl->buf->in_file) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "file buf in sendmsg " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - - return NGX_CHAIN_ERROR; - } - - if (cl == in) { - return in; - } - - send += vec.size; - - n = ngx_sendmsg(c, &vec); - - if (n == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - if (n == NGX_AGAIN) { - wev->ready = 0; - return in; - } - - c->sent += n; - - in = ngx_chain_update_sent(in, n); - - if (send >= limit || in == NULL) { - return in; - } - } -} - - -static ngx_chain_t * -ngx_udp_output_chain_to_iovec(ngx_iovec_t *vec, ngx_chain_t *in, ngx_log_t *log) -{ - size_t total, size; - u_char *prev; - ngx_uint_t n, flush; - ngx_chain_t *cl; - struct iovec *iov; - - cl = in; - iov = NULL; - prev = NULL; - total = 0; - n = 0; - flush = 0; - - for ( /* void */ ; in && !flush; in = in->next) { - - if (in->buf->flush || in->buf->last_buf) { - flush = 1; - } - - if (ngx_buf_special(in->buf)) { - continue; - } - - if (in->buf->in_file) { - break; - } - - if (!ngx_buf_in_memory(in->buf)) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "bad buf in output chain " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - in->buf->temporary, - in->buf->recycled, - in->buf->in_file, - in->buf->start, - in->buf->pos, - in->buf->last, - in->buf->file, - in->buf->file_pos, - in->buf->file_last); - - ngx_debug_point(); - - return NGX_CHAIN_ERROR; - } - - size = in->buf->last - in->buf->pos; - - if (prev == in->buf->pos) { - iov->iov_len += size; - - } else { - if (n == vec->nalloc) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "too many parts in a datagram"); - return NGX_CHAIN_ERROR; - } - - iov = &vec->iovs[n++]; - - iov->iov_base = (void *) in->buf->pos; - iov->iov_len = size; - } - - prev = in->buf->pos + size; - total += size; - } - - if (!flush) { -#if (NGX_SUPPRESS_WARN) - vec->size = 0; - vec->count = 0; -#endif - return cl; - } - - vec->count = n; - vec->size = total; - - return in; -} - - -static ssize_t -ngx_sendmsg(ngx_connection_t *c, ngx_iovec_t *vec) -{ - ssize_t n; - ngx_err_t err; - struct msghdr msg; - -#if (NGX_HAVE_MSGHDR_MSG_CONTROL) - -#if (NGX_HAVE_IP_SENDSRCADDR) - u_char msg_control[CMSG_SPACE(sizeof(struct in_addr))]; -#elif (NGX_HAVE_IP_PKTINFO) - u_char msg_control[CMSG_SPACE(sizeof(struct in_pktinfo))]; -#endif - -#if (NGX_HAVE_INET6 && NGX_HAVE_IPV6_RECVPKTINFO) - u_char msg_control6[CMSG_SPACE(sizeof(struct in6_pktinfo))]; -#endif - -#endif - - ngx_memzero(&msg, sizeof(struct msghdr)); - - if (c->socklen) { - msg.msg_name = c->sockaddr; - msg.msg_namelen = c->socklen; - } - - msg.msg_iov = vec->iovs; - msg.msg_iovlen = vec->count; - -#if (NGX_HAVE_MSGHDR_MSG_CONTROL) - - if (c->listening && c->listening->wildcard && c->local_sockaddr) { - -#if (NGX_HAVE_IP_SENDSRCADDR) - - if (c->local_sockaddr->sa_family == AF_INET) { - struct cmsghdr *cmsg; - struct in_addr *addr; - struct sockaddr_in *sin; - - msg.msg_control = &msg_control; - msg.msg_controllen = sizeof(msg_control); - - cmsg = CMSG_FIRSTHDR(&msg); - cmsg->cmsg_level = IPPROTO_IP; - cmsg->cmsg_type = IP_SENDSRCADDR; - cmsg->cmsg_len = CMSG_LEN(sizeof(struct in_addr)); - - sin = (struct sockaddr_in *) c->local_sockaddr; - - addr = (struct in_addr *) CMSG_DATA(cmsg); - *addr = sin->sin_addr; - } - -#elif (NGX_HAVE_IP_PKTINFO) - - if (c->local_sockaddr->sa_family == AF_INET) { - struct cmsghdr *cmsg; - struct in_pktinfo *pkt; - struct sockaddr_in *sin; - - msg.msg_control = &msg_control; - msg.msg_controllen = sizeof(msg_control); - - cmsg = CMSG_FIRSTHDR(&msg); - cmsg->cmsg_level = IPPROTO_IP; - cmsg->cmsg_type = IP_PKTINFO; - cmsg->cmsg_len = CMSG_LEN(sizeof(struct in_pktinfo)); - - sin = (struct sockaddr_in *) c->local_sockaddr; - - pkt = (struct in_pktinfo *) CMSG_DATA(cmsg); - ngx_memzero(pkt, sizeof(struct in_pktinfo)); - pkt->ipi_spec_dst = sin->sin_addr; - } - -#endif - -#if (NGX_HAVE_INET6 && NGX_HAVE_IPV6_RECVPKTINFO) - - if (c->local_sockaddr->sa_family == AF_INET6) { - struct cmsghdr *cmsg; - struct in6_pktinfo *pkt6; - struct sockaddr_in6 *sin6; - - msg.msg_control = &msg_control6; - msg.msg_controllen = sizeof(msg_control6); - - cmsg = CMSG_FIRSTHDR(&msg); - cmsg->cmsg_level = IPPROTO_IPV6; - cmsg->cmsg_type = IPV6_PKTINFO; - cmsg->cmsg_len = CMSG_LEN(sizeof(struct in6_pktinfo)); - - sin6 = (struct sockaddr_in6 *) c->local_sockaddr; - - pkt6 = (struct in6_pktinfo *) CMSG_DATA(cmsg); - ngx_memzero(pkt6, sizeof(struct in6_pktinfo)); - pkt6->ipi6_addr = sin6->sin6_addr; - } - -#endif - } - -#endif - -eintr: - - n = sendmsg(c->fd, &msg, 0); - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "sendmsg: %z of %uz", n, vec->size); - - if (n == -1) { - err = ngx_errno; - - switch (err) { - case NGX_EAGAIN: - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendmsg() not ready"); - return NGX_AGAIN; - - case NGX_EINTR: - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "sendmsg() was interrupted"); - goto eintr; - - default: - c->write->error = 1; - ngx_connection_error(c, err, "sendmsg() failed"); - return NGX_ERROR; - } - } - - return n; -} diff --git a/src/nginx-1.18.0/src/os/unix/ngx_user.c b/src/nginx-1.18.0/src/os/unix/ngx_user.c deleted file mode 100644 index b3d81d0..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_user.c +++ /dev/null @@ -1,76 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include - - -#if (NGX_CRYPT) - -#if (NGX_HAVE_GNU_CRYPT_R) - -ngx_int_t -ngx_libc_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) -{ - char *value; - size_t len; - struct crypt_data cd; - - cd.initialized = 0; - - value = crypt_r((char *) key, (char *) salt, &cd); - - if (value) { - len = ngx_strlen(value) + 1; - - *encrypted = ngx_pnalloc(pool, len); - if (*encrypted == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(*encrypted, value, len); - return NGX_OK; - } - - ngx_log_error(NGX_LOG_CRIT, pool->log, ngx_errno, "crypt_r() failed"); - - return NGX_ERROR; -} - -#else - -ngx_int_t -ngx_libc_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) -{ - char *value; - size_t len; - ngx_err_t err; - - value = crypt((char *) key, (char *) salt); - - if (value) { - len = ngx_strlen(value) + 1; - - *encrypted = ngx_pnalloc(pool, len); - if (*encrypted == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(*encrypted, value, len); - return NGX_OK; - } - - err = ngx_errno; - - ngx_log_error(NGX_LOG_CRIT, pool->log, err, "crypt() failed"); - - return NGX_ERROR; -} - -#endif - -#endif /* NGX_CRYPT */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_user.h b/src/nginx-1.18.0/src/os/unix/ngx_user.h deleted file mode 100644 index 6e82204..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_user.h +++ /dev/null @@ -1,24 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_USER_H_INCLUDED_ -#define _NGX_USER_H_INCLUDED_ - - -#include -#include - - -typedef uid_t ngx_uid_t; -typedef gid_t ngx_gid_t; - - -ngx_int_t ngx_libc_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, - u_char **encrypted); - - -#endif /* _NGX_USER_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/os/unix/ngx_writev_chain.c b/src/nginx-1.18.0/src/os/unix/ngx_writev_chain.c deleted file mode 100644 index e38a3aa..0000000 --- a/src/nginx-1.18.0/src/os/unix/ngx_writev_chain.c +++ /dev/null @@ -1,216 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -ngx_chain_t * -ngx_writev_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) -{ - ssize_t n, sent; - off_t send, prev_send; - ngx_chain_t *cl; - ngx_event_t *wev; - ngx_iovec_t vec; - struct iovec iovs[NGX_IOVS_PREALLOCATE]; - - wev = c->write; - - if (!wev->ready) { - return in; - } - -#if (NGX_HAVE_KQUEUE) - - if ((ngx_event_flags & NGX_USE_KQUEUE_EVENT) && wev->pending_eof) { - (void) ngx_connection_error(c, wev->kq_errno, - "kevent() reported about an closed connection"); - wev->error = 1; - return NGX_CHAIN_ERROR; - } - -#endif - - /* the maximum limit size is the maximum size_t value - the page size */ - - if (limit == 0 || limit > (off_t) (NGX_MAX_SIZE_T_VALUE - ngx_pagesize)) { - limit = NGX_MAX_SIZE_T_VALUE - ngx_pagesize; - } - - send = 0; - - vec.iovs = iovs; - vec.nalloc = NGX_IOVS_PREALLOCATE; - - for ( ;; ) { - prev_send = send; - - /* create the iovec and coalesce the neighbouring bufs */ - - cl = ngx_output_chain_to_iovec(&vec, in, limit - send, c->log); - - if (cl == NGX_CHAIN_ERROR) { - return NGX_CHAIN_ERROR; - } - - if (cl && cl->buf->in_file) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "file buf in writev " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - - return NGX_CHAIN_ERROR; - } - - send += vec.size; - - n = ngx_writev(c, &vec); - - if (n == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - sent = (n == NGX_AGAIN) ? 0 : n; - - c->sent += sent; - - in = ngx_chain_update_sent(in, sent); - - if (send - prev_send != sent) { - wev->ready = 0; - return in; - } - - if (send >= limit || in == NULL) { - return in; - } - } -} - - -ngx_chain_t * -ngx_output_chain_to_iovec(ngx_iovec_t *vec, ngx_chain_t *in, size_t limit, - ngx_log_t *log) -{ - size_t total, size; - u_char *prev; - ngx_uint_t n; - struct iovec *iov; - - iov = NULL; - prev = NULL; - total = 0; - n = 0; - - for ( /* void */ ; in && total < limit; in = in->next) { - - if (ngx_buf_special(in->buf)) { - continue; - } - - if (in->buf->in_file) { - break; - } - - if (!ngx_buf_in_memory(in->buf)) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "bad buf in output chain " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - in->buf->temporary, - in->buf->recycled, - in->buf->in_file, - in->buf->start, - in->buf->pos, - in->buf->last, - in->buf->file, - in->buf->file_pos, - in->buf->file_last); - - ngx_debug_point(); - - return NGX_CHAIN_ERROR; - } - - size = in->buf->last - in->buf->pos; - - if (size > limit - total) { - size = limit - total; - } - - if (prev == in->buf->pos) { - iov->iov_len += size; - - } else { - if (n == vec->nalloc) { - break; - } - - iov = &vec->iovs[n++]; - - iov->iov_base = (void *) in->buf->pos; - iov->iov_len = size; - } - - prev = in->buf->pos + size; - total += size; - } - - vec->count = n; - vec->size = total; - - return in; -} - - -ssize_t -ngx_writev(ngx_connection_t *c, ngx_iovec_t *vec) -{ - ssize_t n; - ngx_err_t err; - -eintr: - - n = writev(c->fd, vec->iovs, vec->count); - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, - "writev: %z of %uz", n, vec->size); - - if (n == -1) { - err = ngx_errno; - - switch (err) { - case NGX_EAGAIN: - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "writev() not ready"); - return NGX_AGAIN; - - case NGX_EINTR: - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err, - "writev() was interrupted"); - goto eintr; - - default: - c->write->error = 1; - ngx_connection_error(c, err, "writev() failed"); - return NGX_ERROR; - } - } - - return n; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream.c b/src/nginx-1.18.0/src/stream/ngx_stream.c deleted file mode 100644 index 7835675..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream.c +++ /dev/null @@ -1,651 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -static char *ngx_stream_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static ngx_int_t ngx_stream_init_phases(ngx_conf_t *cf, - ngx_stream_core_main_conf_t *cmcf); -static ngx_int_t ngx_stream_init_phase_handlers(ngx_conf_t *cf, - ngx_stream_core_main_conf_t *cmcf); -static ngx_int_t ngx_stream_add_ports(ngx_conf_t *cf, ngx_array_t *ports, - ngx_stream_listen_t *listen); -static char *ngx_stream_optimize_servers(ngx_conf_t *cf, ngx_array_t *ports); -static ngx_int_t ngx_stream_add_addrs(ngx_conf_t *cf, ngx_stream_port_t *stport, - ngx_stream_conf_addr_t *addr); -#if (NGX_HAVE_INET6) -static ngx_int_t ngx_stream_add_addrs6(ngx_conf_t *cf, - ngx_stream_port_t *stport, ngx_stream_conf_addr_t *addr); -#endif -static ngx_int_t ngx_stream_cmp_conf_addrs(const void *one, const void *two); - - -ngx_uint_t ngx_stream_max_module; - - -ngx_stream_filter_pt ngx_stream_top_filter; - - -static ngx_command_t ngx_stream_commands[] = { - - { ngx_string("stream"), - NGX_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, - ngx_stream_block, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_core_module_t ngx_stream_module_ctx = { - ngx_string("stream"), - NULL, - NULL -}; - - -ngx_module_t ngx_stream_module = { - NGX_MODULE_V1, - &ngx_stream_module_ctx, /* module context */ - ngx_stream_commands, /* module directives */ - NGX_CORE_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static char * -ngx_stream_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - ngx_uint_t i, m, mi, s; - ngx_conf_t pcf; - ngx_array_t ports; - ngx_stream_listen_t *listen; - ngx_stream_module_t *module; - ngx_stream_conf_ctx_t *ctx; - ngx_stream_core_srv_conf_t **cscfp; - ngx_stream_core_main_conf_t *cmcf; - - if (*(ngx_stream_conf_ctx_t **) conf) { - return "is duplicate"; - } - - /* the main stream context */ - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_stream_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - *(ngx_stream_conf_ctx_t **) conf = ctx; - - /* count the number of the stream modules and set up their indices */ - - ngx_stream_max_module = ngx_count_modules(cf->cycle, NGX_STREAM_MODULE); - - - /* the stream main_conf context, it's the same in the all stream contexts */ - - ctx->main_conf = ngx_pcalloc(cf->pool, - sizeof(void *) * ngx_stream_max_module); - if (ctx->main_conf == NULL) { - return NGX_CONF_ERROR; - } - - - /* - * the stream null srv_conf context, it is used to merge - * the server{}s' srv_conf's - */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, - sizeof(void *) * ngx_stream_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - - /* - * create the main_conf's and the null srv_conf's of the all stream modules - */ - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_STREAM_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - mi = cf->cycle->modules[m]->ctx_index; - - if (module->create_main_conf) { - ctx->main_conf[mi] = module->create_main_conf(cf); - if (ctx->main_conf[mi] == NULL) { - return NGX_CONF_ERROR; - } - } - - if (module->create_srv_conf) { - ctx->srv_conf[mi] = module->create_srv_conf(cf); - if (ctx->srv_conf[mi] == NULL) { - return NGX_CONF_ERROR; - } - } - } - - - pcf = *cf; - cf->ctx = ctx; - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_STREAM_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->preconfiguration) { - if (module->preconfiguration(cf) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - } - - - /* parse inside the stream{} block */ - - cf->module_type = NGX_STREAM_MODULE; - cf->cmd_type = NGX_STREAM_MAIN_CONF; - rv = ngx_conf_parse(cf, NULL); - - if (rv != NGX_CONF_OK) { - *cf = pcf; - return rv; - } - - - /* init stream{} main_conf's, merge the server{}s' srv_conf's */ - - cmcf = ctx->main_conf[ngx_stream_core_module.ctx_index]; - cscfp = cmcf->servers.elts; - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_STREAM_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - mi = cf->cycle->modules[m]->ctx_index; - - /* init stream{} main_conf's */ - - cf->ctx = ctx; - - if (module->init_main_conf) { - rv = module->init_main_conf(cf, ctx->main_conf[mi]); - if (rv != NGX_CONF_OK) { - *cf = pcf; - return rv; - } - } - - for (s = 0; s < cmcf->servers.nelts; s++) { - - /* merge the server{}s' srv_conf's */ - - cf->ctx = cscfp[s]->ctx; - - if (module->merge_srv_conf) { - rv = module->merge_srv_conf(cf, - ctx->srv_conf[mi], - cscfp[s]->ctx->srv_conf[mi]); - if (rv != NGX_CONF_OK) { - *cf = pcf; - return rv; - } - } - } - } - - if (ngx_stream_init_phases(cf, cmcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_STREAM_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->postconfiguration) { - if (module->postconfiguration(cf) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - } - - if (ngx_stream_variables_init_vars(cf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - *cf = pcf; - - if (ngx_stream_init_phase_handlers(cf, cmcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_array_init(&ports, cf->temp_pool, 4, sizeof(ngx_stream_conf_port_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - listen = cmcf->listen.elts; - - for (i = 0; i < cmcf->listen.nelts; i++) { - if (ngx_stream_add_ports(cf, &ports, &listen[i]) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return ngx_stream_optimize_servers(cf, &ports); -} - - -static ngx_int_t -ngx_stream_init_phases(ngx_conf_t *cf, ngx_stream_core_main_conf_t *cmcf) -{ - if (ngx_array_init(&cmcf->phases[NGX_STREAM_POST_ACCEPT_PHASE].handlers, - cf->pool, 1, sizeof(ngx_stream_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_STREAM_PREACCESS_PHASE].handlers, - cf->pool, 1, sizeof(ngx_stream_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_STREAM_ACCESS_PHASE].handlers, - cf->pool, 1, sizeof(ngx_stream_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_STREAM_SSL_PHASE].handlers, - cf->pool, 1, sizeof(ngx_stream_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_STREAM_PREREAD_PHASE].handlers, - cf->pool, 1, sizeof(ngx_stream_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_STREAM_LOG_PHASE].handlers, - cf->pool, 1, sizeof(ngx_stream_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_init_phase_handlers(ngx_conf_t *cf, - ngx_stream_core_main_conf_t *cmcf) -{ - ngx_int_t j; - ngx_uint_t i, n; - ngx_stream_handler_pt *h; - ngx_stream_phase_handler_t *ph; - ngx_stream_phase_handler_pt checker; - - n = 1 /* content phase */; - - for (i = 0; i < NGX_STREAM_LOG_PHASE; i++) { - n += cmcf->phases[i].handlers.nelts; - } - - ph = ngx_pcalloc(cf->pool, - n * sizeof(ngx_stream_phase_handler_t) + sizeof(void *)); - if (ph == NULL) { - return NGX_ERROR; - } - - cmcf->phase_engine.handlers = ph; - n = 0; - - for (i = 0; i < NGX_STREAM_LOG_PHASE; i++) { - h = cmcf->phases[i].handlers.elts; - - switch (i) { - - case NGX_STREAM_PREREAD_PHASE: - checker = ngx_stream_core_preread_phase; - break; - - case NGX_STREAM_CONTENT_PHASE: - ph->checker = ngx_stream_core_content_phase; - n++; - ph++; - - continue; - - default: - checker = ngx_stream_core_generic_phase; - } - - n += cmcf->phases[i].handlers.nelts; - - for (j = cmcf->phases[i].handlers.nelts - 1; j >= 0; j--) { - ph->checker = checker; - ph->handler = h[j]; - ph->next = n; - ph++; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_add_ports(ngx_conf_t *cf, ngx_array_t *ports, - ngx_stream_listen_t *listen) -{ - in_port_t p; - ngx_uint_t i; - struct sockaddr *sa; - ngx_stream_conf_port_t *port; - ngx_stream_conf_addr_t *addr; - - sa = listen->sockaddr; - p = ngx_inet_get_port(sa); - - port = ports->elts; - for (i = 0; i < ports->nelts; i++) { - - if (p == port[i].port - && listen->type == port[i].type - && sa->sa_family == port[i].family) - { - /* a port is already in the port list */ - - port = &port[i]; - goto found; - } - } - - /* add a port to the port list */ - - port = ngx_array_push(ports); - if (port == NULL) { - return NGX_ERROR; - } - - port->family = sa->sa_family; - port->type = listen->type; - port->port = p; - - if (ngx_array_init(&port->addrs, cf->temp_pool, 2, - sizeof(ngx_stream_conf_addr_t)) - != NGX_OK) - { - return NGX_ERROR; - } - -found: - - addr = ngx_array_push(&port->addrs); - if (addr == NULL) { - return NGX_ERROR; - } - - addr->opt = *listen; - - return NGX_OK; -} - - -static char * -ngx_stream_optimize_servers(ngx_conf_t *cf, ngx_array_t *ports) -{ - ngx_uint_t i, p, last, bind_wildcard; - ngx_listening_t *ls; - ngx_stream_port_t *stport; - ngx_stream_conf_port_t *port; - ngx_stream_conf_addr_t *addr; - ngx_stream_core_srv_conf_t *cscf; - - port = ports->elts; - for (p = 0; p < ports->nelts; p++) { - - ngx_sort(port[p].addrs.elts, (size_t) port[p].addrs.nelts, - sizeof(ngx_stream_conf_addr_t), ngx_stream_cmp_conf_addrs); - - addr = port[p].addrs.elts; - last = port[p].addrs.nelts; - - /* - * if there is the binding to the "*:port" then we need to bind() - * to the "*:port" only and ignore the other bindings - */ - - if (addr[last - 1].opt.wildcard) { - addr[last - 1].opt.bind = 1; - bind_wildcard = 1; - - } else { - bind_wildcard = 0; - } - - i = 0; - - while (i < last) { - - if (bind_wildcard && !addr[i].opt.bind) { - i++; - continue; - } - - ls = ngx_create_listening(cf, addr[i].opt.sockaddr, - addr[i].opt.socklen); - if (ls == NULL) { - return NGX_CONF_ERROR; - } - - ls->addr_ntop = 1; - ls->handler = ngx_stream_init_connection; - ls->pool_size = 256; - ls->type = addr[i].opt.type; - - cscf = addr->opt.ctx->srv_conf[ngx_stream_core_module.ctx_index]; - - ls->logp = cscf->error_log; - ls->log.data = &ls->addr_text; - ls->log.handler = ngx_accept_log_error; - - ls->backlog = addr[i].opt.backlog; - ls->rcvbuf = addr[i].opt.rcvbuf; - ls->sndbuf = addr[i].opt.sndbuf; - - ls->wildcard = addr[i].opt.wildcard; - - ls->keepalive = addr[i].opt.so_keepalive; -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - ls->keepidle = addr[i].opt.tcp_keepidle; - ls->keepintvl = addr[i].opt.tcp_keepintvl; - ls->keepcnt = addr[i].opt.tcp_keepcnt; -#endif - -#if (NGX_HAVE_INET6) - ls->ipv6only = addr[i].opt.ipv6only; -#endif - -#if (NGX_HAVE_REUSEPORT) - ls->reuseport = addr[i].opt.reuseport; -#endif - - stport = ngx_palloc(cf->pool, sizeof(ngx_stream_port_t)); - if (stport == NULL) { - return NGX_CONF_ERROR; - } - - ls->servers = stport; - - stport->naddrs = i + 1; - - switch (ls->sockaddr->sa_family) { -#if (NGX_HAVE_INET6) - case AF_INET6: - if (ngx_stream_add_addrs6(cf, stport, addr) != NGX_OK) { - return NGX_CONF_ERROR; - } - break; -#endif - default: /* AF_INET */ - if (ngx_stream_add_addrs(cf, stport, addr) != NGX_OK) { - return NGX_CONF_ERROR; - } - break; - } - - addr++; - last--; - } - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_stream_add_addrs(ngx_conf_t *cf, ngx_stream_port_t *stport, - ngx_stream_conf_addr_t *addr) -{ - ngx_uint_t i; - struct sockaddr_in *sin; - ngx_stream_in_addr_t *addrs; - - stport->addrs = ngx_pcalloc(cf->pool, - stport->naddrs * sizeof(ngx_stream_in_addr_t)); - if (stport->addrs == NULL) { - return NGX_ERROR; - } - - addrs = stport->addrs; - - for (i = 0; i < stport->naddrs; i++) { - - sin = (struct sockaddr_in *) addr[i].opt.sockaddr; - addrs[i].addr = sin->sin_addr.s_addr; - - addrs[i].conf.ctx = addr[i].opt.ctx; -#if (NGX_STREAM_SSL) - addrs[i].conf.ssl = addr[i].opt.ssl; -#endif - addrs[i].conf.proxy_protocol = addr[i].opt.proxy_protocol; - addrs[i].conf.addr_text = addr[i].opt.addr_text; - } - - return NGX_OK; -} - - -#if (NGX_HAVE_INET6) - -static ngx_int_t -ngx_stream_add_addrs6(ngx_conf_t *cf, ngx_stream_port_t *stport, - ngx_stream_conf_addr_t *addr) -{ - ngx_uint_t i; - struct sockaddr_in6 *sin6; - ngx_stream_in6_addr_t *addrs6; - - stport->addrs = ngx_pcalloc(cf->pool, - stport->naddrs * sizeof(ngx_stream_in6_addr_t)); - if (stport->addrs == NULL) { - return NGX_ERROR; - } - - addrs6 = stport->addrs; - - for (i = 0; i < stport->naddrs; i++) { - - sin6 = (struct sockaddr_in6 *) addr[i].opt.sockaddr; - addrs6[i].addr6 = sin6->sin6_addr; - - addrs6[i].conf.ctx = addr[i].opt.ctx; -#if (NGX_STREAM_SSL) - addrs6[i].conf.ssl = addr[i].opt.ssl; -#endif - addrs6[i].conf.proxy_protocol = addr[i].opt.proxy_protocol; - addrs6[i].conf.addr_text = addr[i].opt.addr_text; - } - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_stream_cmp_conf_addrs(const void *one, const void *two) -{ - ngx_stream_conf_addr_t *first, *second; - - first = (ngx_stream_conf_addr_t *) one; - second = (ngx_stream_conf_addr_t *) two; - - if (first->opt.wildcard) { - /* a wildcard must be the last resort, shift it to the end */ - return 1; - } - - if (second->opt.wildcard) { - /* a wildcard must be the last resort, shift it to the end */ - return -1; - } - - if (first->opt.bind && !second->opt.bind) { - /* shift explicit bind()ed addresses to the start */ - return -1; - } - - if (!first->opt.bind && second->opt.bind) { - /* shift explicit bind()ed addresses to the start */ - return 1; - } - - /* do not sort by default */ - - return 0; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream.h b/src/nginx-1.18.0/src/stream/ngx_stream.h deleted file mode 100644 index 9e35832..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream.h +++ /dev/null @@ -1,309 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_STREAM_H_INCLUDED_ -#define _NGX_STREAM_H_INCLUDED_ - - -#include -#include - -#if (NGX_STREAM_SSL) -#include -#endif - - -typedef struct ngx_stream_session_s ngx_stream_session_t; - - -#include -#include -#include -#include - - -#define NGX_STREAM_OK 200 -#define NGX_STREAM_BAD_REQUEST 400 -#define NGX_STREAM_FORBIDDEN 403 -#define NGX_STREAM_INTERNAL_SERVER_ERROR 500 -#define NGX_STREAM_BAD_GATEWAY 502 -#define NGX_STREAM_SERVICE_UNAVAILABLE 503 - - -typedef struct { - void **main_conf; - void **srv_conf; -} ngx_stream_conf_ctx_t; - - -typedef struct { - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t addr_text; - - /* server ctx */ - ngx_stream_conf_ctx_t *ctx; - - unsigned bind:1; - unsigned wildcard:1; - unsigned ssl:1; -#if (NGX_HAVE_INET6) - unsigned ipv6only:1; -#endif - unsigned reuseport:1; - unsigned so_keepalive:2; - unsigned proxy_protocol:1; -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - int tcp_keepidle; - int tcp_keepintvl; - int tcp_keepcnt; -#endif - int backlog; - int rcvbuf; - int sndbuf; - int type; -} ngx_stream_listen_t; - - -typedef struct { - ngx_stream_conf_ctx_t *ctx; - ngx_str_t addr_text; - unsigned ssl:1; - unsigned proxy_protocol:1; -} ngx_stream_addr_conf_t; - -typedef struct { - in_addr_t addr; - ngx_stream_addr_conf_t conf; -} ngx_stream_in_addr_t; - - -#if (NGX_HAVE_INET6) - -typedef struct { - struct in6_addr addr6; - ngx_stream_addr_conf_t conf; -} ngx_stream_in6_addr_t; - -#endif - - -typedef struct { - /* ngx_stream_in_addr_t or ngx_stream_in6_addr_t */ - void *addrs; - ngx_uint_t naddrs; -} ngx_stream_port_t; - - -typedef struct { - int family; - int type; - in_port_t port; - ngx_array_t addrs; /* array of ngx_stream_conf_addr_t */ -} ngx_stream_conf_port_t; - - -typedef struct { - ngx_stream_listen_t opt; -} ngx_stream_conf_addr_t; - - -typedef enum { - NGX_STREAM_POST_ACCEPT_PHASE = 0, - NGX_STREAM_PREACCESS_PHASE, - NGX_STREAM_ACCESS_PHASE, - NGX_STREAM_SSL_PHASE, - NGX_STREAM_PREREAD_PHASE, - NGX_STREAM_CONTENT_PHASE, - NGX_STREAM_LOG_PHASE -} ngx_stream_phases; - - -typedef struct ngx_stream_phase_handler_s ngx_stream_phase_handler_t; - -typedef ngx_int_t (*ngx_stream_phase_handler_pt)(ngx_stream_session_t *s, - ngx_stream_phase_handler_t *ph); -typedef ngx_int_t (*ngx_stream_handler_pt)(ngx_stream_session_t *s); -typedef void (*ngx_stream_content_handler_pt)(ngx_stream_session_t *s); - - -struct ngx_stream_phase_handler_s { - ngx_stream_phase_handler_pt checker; - ngx_stream_handler_pt handler; - ngx_uint_t next; -}; - - -typedef struct { - ngx_stream_phase_handler_t *handlers; -} ngx_stream_phase_engine_t; - - -typedef struct { - ngx_array_t handlers; -} ngx_stream_phase_t; - - -typedef struct { - ngx_array_t servers; /* ngx_stream_core_srv_conf_t */ - ngx_array_t listen; /* ngx_stream_listen_t */ - - ngx_stream_phase_engine_t phase_engine; - - ngx_hash_t variables_hash; - - ngx_array_t variables; /* ngx_stream_variable_t */ - ngx_array_t prefix_variables; /* ngx_stream_variable_t */ - ngx_uint_t ncaptures; - - ngx_uint_t variables_hash_max_size; - ngx_uint_t variables_hash_bucket_size; - - ngx_hash_keys_arrays_t *variables_keys; - - ngx_stream_phase_t phases[NGX_STREAM_LOG_PHASE + 1]; -} ngx_stream_core_main_conf_t; - - -typedef struct { - ngx_stream_content_handler_pt handler; - - ngx_stream_conf_ctx_t *ctx; - - u_char *file_name; - ngx_uint_t line; - - ngx_flag_t tcp_nodelay; - size_t preread_buffer_size; - ngx_msec_t preread_timeout; - - ngx_log_t *error_log; - - ngx_msec_t resolver_timeout; - ngx_resolver_t *resolver; - - ngx_msec_t proxy_protocol_timeout; - - ngx_uint_t listen; /* unsigned listen:1; */ -} ngx_stream_core_srv_conf_t; - - -struct ngx_stream_session_s { - uint32_t signature; /* "STRM" */ - - ngx_connection_t *connection; - - off_t received; - time_t start_sec; - ngx_msec_t start_msec; - - ngx_log_handler_pt log_handler; - - void **ctx; - void **main_conf; - void **srv_conf; - - ngx_stream_upstream_t *upstream; - ngx_array_t *upstream_states; - /* of ngx_stream_upstream_state_t */ - ngx_stream_variable_value_t *variables; - -#if (NGX_PCRE) - ngx_uint_t ncaptures; - int *captures; - u_char *captures_data; -#endif - - ngx_int_t phase_handler; - ngx_uint_t status; - - unsigned ssl:1; - - unsigned stat_processing:1; - - unsigned health_check:1; - - unsigned limit_conn_status:2; -}; - - -typedef struct { - ngx_int_t (*preconfiguration)(ngx_conf_t *cf); - ngx_int_t (*postconfiguration)(ngx_conf_t *cf); - - void *(*create_main_conf)(ngx_conf_t *cf); - char *(*init_main_conf)(ngx_conf_t *cf, void *conf); - - void *(*create_srv_conf)(ngx_conf_t *cf); - char *(*merge_srv_conf)(ngx_conf_t *cf, void *prev, - void *conf); -} ngx_stream_module_t; - - -#define NGX_STREAM_MODULE 0x4d525453 /* "STRM" */ - -#define NGX_STREAM_MAIN_CONF 0x02000000 -#define NGX_STREAM_SRV_CONF 0x04000000 -#define NGX_STREAM_UPS_CONF 0x08000000 - - -#define NGX_STREAM_MAIN_CONF_OFFSET offsetof(ngx_stream_conf_ctx_t, main_conf) -#define NGX_STREAM_SRV_CONF_OFFSET offsetof(ngx_stream_conf_ctx_t, srv_conf) - - -#define ngx_stream_get_module_ctx(s, module) (s)->ctx[module.ctx_index] -#define ngx_stream_set_ctx(s, c, module) s->ctx[module.ctx_index] = c; -#define ngx_stream_delete_ctx(s, module) s->ctx[module.ctx_index] = NULL; - - -#define ngx_stream_get_module_main_conf(s, module) \ - (s)->main_conf[module.ctx_index] -#define ngx_stream_get_module_srv_conf(s, module) \ - (s)->srv_conf[module.ctx_index] - -#define ngx_stream_conf_get_module_main_conf(cf, module) \ - ((ngx_stream_conf_ctx_t *) cf->ctx)->main_conf[module.ctx_index] -#define ngx_stream_conf_get_module_srv_conf(cf, module) \ - ((ngx_stream_conf_ctx_t *) cf->ctx)->srv_conf[module.ctx_index] - -#define ngx_stream_cycle_get_module_main_conf(cycle, module) \ - (cycle->conf_ctx[ngx_stream_module.index] ? \ - ((ngx_stream_conf_ctx_t *) cycle->conf_ctx[ngx_stream_module.index]) \ - ->main_conf[module.ctx_index]: \ - NULL) - - -#define NGX_STREAM_WRITE_BUFFERED 0x10 - - -void ngx_stream_core_run_phases(ngx_stream_session_t *s); -ngx_int_t ngx_stream_core_generic_phase(ngx_stream_session_t *s, - ngx_stream_phase_handler_t *ph); -ngx_int_t ngx_stream_core_preread_phase(ngx_stream_session_t *s, - ngx_stream_phase_handler_t *ph); -ngx_int_t ngx_stream_core_content_phase(ngx_stream_session_t *s, - ngx_stream_phase_handler_t *ph); - - -void ngx_stream_init_connection(ngx_connection_t *c); -void ngx_stream_session_handler(ngx_event_t *rev); -void ngx_stream_finalize_session(ngx_stream_session_t *s, ngx_uint_t rc); - - -extern ngx_module_t ngx_stream_module; -extern ngx_uint_t ngx_stream_max_module; -extern ngx_module_t ngx_stream_core_module; - - -typedef ngx_int_t (*ngx_stream_filter_pt)(ngx_stream_session_t *s, - ngx_chain_t *chain, ngx_uint_t from_upstream); - - -extern ngx_stream_filter_pt ngx_stream_top_filter; - - -#endif /* _NGX_STREAM_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_access_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_access_module.c deleted file mode 100644 index a3020d4..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_access_module.c +++ /dev/null @@ -1,453 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - in_addr_t mask; - in_addr_t addr; - ngx_uint_t deny; /* unsigned deny:1; */ -} ngx_stream_access_rule_t; - -#if (NGX_HAVE_INET6) - -typedef struct { - struct in6_addr addr; - struct in6_addr mask; - ngx_uint_t deny; /* unsigned deny:1; */ -} ngx_stream_access_rule6_t; - -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - -typedef struct { - ngx_uint_t deny; /* unsigned deny:1; */ -} ngx_stream_access_rule_un_t; - -#endif - -typedef struct { - ngx_array_t *rules; /* array of ngx_stream_access_rule_t */ -#if (NGX_HAVE_INET6) - ngx_array_t *rules6; /* array of ngx_stream_access_rule6_t */ -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - ngx_array_t *rules_un; /* array of ngx_stream_access_rule_un_t */ -#endif -} ngx_stream_access_srv_conf_t; - - -static ngx_int_t ngx_stream_access_handler(ngx_stream_session_t *s); -static ngx_int_t ngx_stream_access_inet(ngx_stream_session_t *s, - ngx_stream_access_srv_conf_t *ascf, in_addr_t addr); -#if (NGX_HAVE_INET6) -static ngx_int_t ngx_stream_access_inet6(ngx_stream_session_t *s, - ngx_stream_access_srv_conf_t *ascf, u_char *p); -#endif -#if (NGX_HAVE_UNIX_DOMAIN) -static ngx_int_t ngx_stream_access_unix(ngx_stream_session_t *s, - ngx_stream_access_srv_conf_t *ascf); -#endif -static ngx_int_t ngx_stream_access_found(ngx_stream_session_t *s, - ngx_uint_t deny); -static char *ngx_stream_access_rule(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static void *ngx_stream_access_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_access_merge_srv_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_stream_access_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_stream_access_commands[] = { - - { ngx_string("allow"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_access_rule, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("deny"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_access_rule, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - - -static ngx_stream_module_t ngx_stream_access_module_ctx = { - NULL, /* preconfiguration */ - ngx_stream_access_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_access_create_srv_conf, /* create server configuration */ - ngx_stream_access_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_access_module = { - NGX_MODULE_V1, - &ngx_stream_access_module_ctx, /* module context */ - ngx_stream_access_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_access_handler(ngx_stream_session_t *s) -{ - struct sockaddr_in *sin; - ngx_stream_access_srv_conf_t *ascf; -#if (NGX_HAVE_INET6) - u_char *p; - in_addr_t addr; - struct sockaddr_in6 *sin6; -#endif - - ascf = ngx_stream_get_module_srv_conf(s, ngx_stream_access_module); - - switch (s->connection->sockaddr->sa_family) { - - case AF_INET: - if (ascf->rules) { - sin = (struct sockaddr_in *) s->connection->sockaddr; - return ngx_stream_access_inet(s, ascf, sin->sin_addr.s_addr); - } - break; - -#if (NGX_HAVE_INET6) - - case AF_INET6: - sin6 = (struct sockaddr_in6 *) s->connection->sockaddr; - p = sin6->sin6_addr.s6_addr; - - if (ascf->rules && IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { - addr = p[12] << 24; - addr += p[13] << 16; - addr += p[14] << 8; - addr += p[15]; - return ngx_stream_access_inet(s, ascf, htonl(addr)); - } - - if (ascf->rules6) { - return ngx_stream_access_inet6(s, ascf, p); - } - - break; - -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - - case AF_UNIX: - if (ascf->rules_un) { - return ngx_stream_access_unix(s, ascf); - } - - break; - -#endif - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_stream_access_inet(ngx_stream_session_t *s, - ngx_stream_access_srv_conf_t *ascf, in_addr_t addr) -{ - ngx_uint_t i; - ngx_stream_access_rule_t *rule; - - rule = ascf->rules->elts; - for (i = 0; i < ascf->rules->nelts; i++) { - - ngx_log_debug3(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "access: %08XD %08XD %08XD", - addr, rule[i].mask, rule[i].addr); - - if ((addr & rule[i].mask) == rule[i].addr) { - return ngx_stream_access_found(s, rule[i].deny); - } - } - - return NGX_DECLINED; -} - - -#if (NGX_HAVE_INET6) - -static ngx_int_t -ngx_stream_access_inet6(ngx_stream_session_t *s, - ngx_stream_access_srv_conf_t *ascf, u_char *p) -{ - ngx_uint_t n; - ngx_uint_t i; - ngx_stream_access_rule6_t *rule6; - - rule6 = ascf->rules6->elts; - for (i = 0; i < ascf->rules6->nelts; i++) { - -#if (NGX_DEBUG) - { - size_t cl, ml, al; - u_char ct[NGX_INET6_ADDRSTRLEN]; - u_char mt[NGX_INET6_ADDRSTRLEN]; - u_char at[NGX_INET6_ADDRSTRLEN]; - - cl = ngx_inet6_ntop(p, ct, NGX_INET6_ADDRSTRLEN); - ml = ngx_inet6_ntop(rule6[i].mask.s6_addr, mt, NGX_INET6_ADDRSTRLEN); - al = ngx_inet6_ntop(rule6[i].addr.s6_addr, at, NGX_INET6_ADDRSTRLEN); - - ngx_log_debug6(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "access: %*s %*s %*s", cl, ct, ml, mt, al, at); - } -#endif - - for (n = 0; n < 16; n++) { - if ((p[n] & rule6[i].mask.s6_addr[n]) != rule6[i].addr.s6_addr[n]) { - goto next; - } - } - - return ngx_stream_access_found(s, rule6[i].deny); - - next: - continue; - } - - return NGX_DECLINED; -} - -#endif - - -#if (NGX_HAVE_UNIX_DOMAIN) - -static ngx_int_t -ngx_stream_access_unix(ngx_stream_session_t *s, - ngx_stream_access_srv_conf_t *ascf) -{ - ngx_uint_t i; - ngx_stream_access_rule_un_t *rule_un; - - rule_un = ascf->rules_un->elts; - for (i = 0; i < ascf->rules_un->nelts; i++) { - - /* TODO: check path */ - if (1) { - return ngx_stream_access_found(s, rule_un[i].deny); - } - } - - return NGX_DECLINED; -} - -#endif - - -static ngx_int_t -ngx_stream_access_found(ngx_stream_session_t *s, ngx_uint_t deny) -{ - if (deny) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "access forbidden by rule"); - return NGX_STREAM_FORBIDDEN; - } - - return NGX_OK; -} - - -static char * -ngx_stream_access_rule(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_access_srv_conf_t *ascf = conf; - - ngx_int_t rc; - ngx_uint_t all; - ngx_str_t *value; - ngx_cidr_t cidr; - ngx_stream_access_rule_t *rule; -#if (NGX_HAVE_INET6) - ngx_stream_access_rule6_t *rule6; -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - ngx_stream_access_rule_un_t *rule_un; -#endif - - all = 0; - ngx_memzero(&cidr, sizeof(ngx_cidr_t)); - - value = cf->args->elts; - - if (value[1].len == 3 && ngx_strcmp(value[1].data, "all") == 0) { - all = 1; - -#if (NGX_HAVE_UNIX_DOMAIN) - } else if (value[1].len == 5 && ngx_strcmp(value[1].data, "unix:") == 0) { - cidr.family = AF_UNIX; -#endif - - } else { - rc = ngx_ptocidr(&value[1], &cidr); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (rc == NGX_DONE) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "low address bits of %V are meaningless", &value[1]); - } - } - - if (cidr.family == AF_INET || all) { - - if (ascf->rules == NULL) { - ascf->rules = ngx_array_create(cf->pool, 4, - sizeof(ngx_stream_access_rule_t)); - if (ascf->rules == NULL) { - return NGX_CONF_ERROR; - } - } - - rule = ngx_array_push(ascf->rules); - if (rule == NULL) { - return NGX_CONF_ERROR; - } - - rule->mask = cidr.u.in.mask; - rule->addr = cidr.u.in.addr; - rule->deny = (value[0].data[0] == 'd') ? 1 : 0; - } - -#if (NGX_HAVE_INET6) - if (cidr.family == AF_INET6 || all) { - - if (ascf->rules6 == NULL) { - ascf->rules6 = ngx_array_create(cf->pool, 4, - sizeof(ngx_stream_access_rule6_t)); - if (ascf->rules6 == NULL) { - return NGX_CONF_ERROR; - } - } - - rule6 = ngx_array_push(ascf->rules6); - if (rule6 == NULL) { - return NGX_CONF_ERROR; - } - - rule6->mask = cidr.u.in6.mask; - rule6->addr = cidr.u.in6.addr; - rule6->deny = (value[0].data[0] == 'd') ? 1 : 0; - } -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - if (cidr.family == AF_UNIX || all) { - - if (ascf->rules_un == NULL) { - ascf->rules_un = ngx_array_create(cf->pool, 1, - sizeof(ngx_stream_access_rule_un_t)); - if (ascf->rules_un == NULL) { - return NGX_CONF_ERROR; - } - } - - rule_un = ngx_array_push(ascf->rules_un); - if (rule_un == NULL) { - return NGX_CONF_ERROR; - } - - rule_un->deny = (value[0].data[0] == 'd') ? 1 : 0; - } -#endif - - return NGX_CONF_OK; -} - - -static void * -ngx_stream_access_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_access_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_access_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - return conf; -} - - -static char * -ngx_stream_access_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_access_srv_conf_t *prev = parent; - ngx_stream_access_srv_conf_t *conf = child; - - if (conf->rules == NULL -#if (NGX_HAVE_INET6) - && conf->rules6 == NULL -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - && conf->rules_un == NULL -#endif - ) { - conf->rules = prev->rules; -#if (NGX_HAVE_INET6) - conf->rules6 = prev->rules6; -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - conf->rules_un = prev->rules_un; -#endif - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_stream_access_init(ngx_conf_t *cf) -{ - ngx_stream_handler_pt *h; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_STREAM_ACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_stream_access_handler; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_core_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_core_module.c deleted file mode 100644 index 9b6afe9..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_core_module.c +++ /dev/null @@ -1,916 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static ngx_int_t ngx_stream_core_preconfiguration(ngx_conf_t *cf); -static void *ngx_stream_core_create_main_conf(ngx_conf_t *cf); -static char *ngx_stream_core_init_main_conf(ngx_conf_t *cf, void *conf); -static void *ngx_stream_core_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_core_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_stream_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_core_server(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_stream_core_commands[] = { - - { ngx_string("variables_hash_max_size"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_MAIN_CONF_OFFSET, - offsetof(ngx_stream_core_main_conf_t, variables_hash_max_size), - NULL }, - - { ngx_string("variables_hash_bucket_size"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_MAIN_CONF_OFFSET, - offsetof(ngx_stream_core_main_conf_t, variables_hash_bucket_size), - NULL }, - - { ngx_string("server"), - NGX_STREAM_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, - ngx_stream_core_server, - 0, - 0, - NULL }, - - { ngx_string("listen"), - NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, - ngx_stream_core_listen, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("error_log"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, - ngx_stream_core_error_log, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("resolver"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, - ngx_stream_core_resolver, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("resolver_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_core_srv_conf_t, resolver_timeout), - NULL }, - - { ngx_string("proxy_protocol_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_core_srv_conf_t, proxy_protocol_timeout), - NULL }, - - { ngx_string("tcp_nodelay"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_core_srv_conf_t, tcp_nodelay), - NULL }, - - { ngx_string("preread_buffer_size"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_core_srv_conf_t, preread_buffer_size), - NULL }, - - { ngx_string("preread_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_core_srv_conf_t, preread_timeout), - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_core_module_ctx = { - ngx_stream_core_preconfiguration, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_stream_core_create_main_conf, /* create main configuration */ - ngx_stream_core_init_main_conf, /* init main configuration */ - - ngx_stream_core_create_srv_conf, /* create server configuration */ - ngx_stream_core_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_core_module = { - NGX_MODULE_V1, - &ngx_stream_core_module_ctx, /* module context */ - ngx_stream_core_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -void -ngx_stream_core_run_phases(ngx_stream_session_t *s) -{ - ngx_int_t rc; - ngx_stream_phase_handler_t *ph; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); - - ph = cmcf->phase_engine.handlers; - - while (ph[s->phase_handler].checker) { - - rc = ph[s->phase_handler].checker(s, &ph[s->phase_handler]); - - if (rc == NGX_OK) { - return; - } - } -} - - -ngx_int_t -ngx_stream_core_generic_phase(ngx_stream_session_t *s, - ngx_stream_phase_handler_t *ph) -{ - ngx_int_t rc; - - /* - * generic phase checker, - * used by all phases, except for preread and content - */ - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "generic phase: %ui", s->phase_handler); - - rc = ph->handler(s); - - if (rc == NGX_OK) { - s->phase_handler = ph->next; - return NGX_AGAIN; - } - - if (rc == NGX_DECLINED) { - s->phase_handler++; - return NGX_AGAIN; - } - - if (rc == NGX_AGAIN || rc == NGX_DONE) { - return NGX_OK; - } - - if (rc == NGX_ERROR) { - rc = NGX_STREAM_INTERNAL_SERVER_ERROR; - } - - ngx_stream_finalize_session(s, rc); - - return NGX_OK; -} - - -ngx_int_t -ngx_stream_core_preread_phase(ngx_stream_session_t *s, - ngx_stream_phase_handler_t *ph) -{ - size_t size; - ssize_t n; - ngx_int_t rc; - ngx_connection_t *c; - ngx_stream_core_srv_conf_t *cscf; - - c = s->connection; - - c->log->action = "prereading client data"; - - cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); - - if (c->read->timedout) { - rc = NGX_STREAM_OK; - - } else if (c->read->timer_set) { - rc = NGX_AGAIN; - - } else { - rc = ph->handler(s); - } - - while (rc == NGX_AGAIN) { - - if (c->buffer == NULL) { - c->buffer = ngx_create_temp_buf(c->pool, cscf->preread_buffer_size); - if (c->buffer == NULL) { - rc = NGX_ERROR; - break; - } - } - - size = c->buffer->end - c->buffer->last; - - if (size == 0) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, "preread buffer full"); - rc = NGX_STREAM_BAD_REQUEST; - break; - } - - if (c->read->eof) { - rc = NGX_STREAM_OK; - break; - } - - if (!c->read->ready) { - break; - } - - n = c->recv(c, c->buffer->last, size); - - if (n == NGX_ERROR || n == 0) { - rc = NGX_STREAM_OK; - break; - } - - if (n == NGX_AGAIN) { - break; - } - - c->buffer->last += n; - - rc = ph->handler(s); - } - - if (rc == NGX_AGAIN) { - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - if (!c->read->timer_set) { - ngx_add_timer(c->read, cscf->preread_timeout); - } - - c->read->handler = ngx_stream_session_handler; - - return NGX_OK; - } - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - if (rc == NGX_OK) { - s->phase_handler = ph->next; - return NGX_AGAIN; - } - - if (rc == NGX_DECLINED) { - s->phase_handler++; - return NGX_AGAIN; - } - - if (rc == NGX_DONE) { - return NGX_OK; - } - - if (rc == NGX_ERROR) { - rc = NGX_STREAM_INTERNAL_SERVER_ERROR; - } - - ngx_stream_finalize_session(s, rc); - - return NGX_OK; -} - - -ngx_int_t -ngx_stream_core_content_phase(ngx_stream_session_t *s, - ngx_stream_phase_handler_t *ph) -{ - ngx_connection_t *c; - ngx_stream_core_srv_conf_t *cscf; - - c = s->connection; - - c->log->action = NULL; - - cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); - - if (c->type == SOCK_STREAM - && cscf->tcp_nodelay - && ngx_tcp_nodelay(c) != NGX_OK) - { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - cscf->handler(s); - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_core_preconfiguration(ngx_conf_t *cf) -{ - return ngx_stream_variables_add_core_vars(cf); -} - - -static void * -ngx_stream_core_create_main_conf(ngx_conf_t *cf) -{ - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_core_main_conf_t)); - if (cmcf == NULL) { - return NULL; - } - - if (ngx_array_init(&cmcf->servers, cf->pool, 4, - sizeof(ngx_stream_core_srv_conf_t *)) - != NGX_OK) - { - return NULL; - } - - if (ngx_array_init(&cmcf->listen, cf->pool, 4, sizeof(ngx_stream_listen_t)) - != NGX_OK) - { - return NULL; - } - - cmcf->variables_hash_max_size = NGX_CONF_UNSET_UINT; - cmcf->variables_hash_bucket_size = NGX_CONF_UNSET_UINT; - - return cmcf; -} - - -static char * -ngx_stream_core_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_stream_core_main_conf_t *cmcf = conf; - - ngx_conf_init_uint_value(cmcf->variables_hash_max_size, 1024); - ngx_conf_init_uint_value(cmcf->variables_hash_bucket_size, 64); - - cmcf->variables_hash_bucket_size = - ngx_align(cmcf->variables_hash_bucket_size, ngx_cacheline_size); - - if (cmcf->ncaptures) { - cmcf->ncaptures = (cmcf->ncaptures + 1) * 3; - } - - return NGX_CONF_OK; -} - - -static void * -ngx_stream_core_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_core_srv_conf_t *cscf; - - cscf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_core_srv_conf_t)); - if (cscf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * cscf->handler = NULL; - * cscf->error_log = NULL; - */ - - cscf->file_name = cf->conf_file->file.name.data; - cscf->line = cf->conf_file->line; - cscf->resolver_timeout = NGX_CONF_UNSET_MSEC; - cscf->proxy_protocol_timeout = NGX_CONF_UNSET_MSEC; - cscf->tcp_nodelay = NGX_CONF_UNSET; - cscf->preread_buffer_size = NGX_CONF_UNSET_SIZE; - cscf->preread_timeout = NGX_CONF_UNSET_MSEC; - - return cscf; -} - - -static char * -ngx_stream_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_core_srv_conf_t *prev = parent; - ngx_stream_core_srv_conf_t *conf = child; - - ngx_conf_merge_msec_value(conf->resolver_timeout, - prev->resolver_timeout, 30000); - - if (conf->resolver == NULL) { - - if (prev->resolver == NULL) { - - /* - * create dummy resolver in stream {} context - * to inherit it in all servers - */ - - prev->resolver = ngx_resolver_create(cf, NULL, 0); - if (prev->resolver == NULL) { - return NGX_CONF_ERROR; - } - } - - conf->resolver = prev->resolver; - } - - if (conf->handler == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no handler for server in %s:%ui", - conf->file_name, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->error_log == NULL) { - if (prev->error_log) { - conf->error_log = prev->error_log; - } else { - conf->error_log = &cf->cycle->new_log; - } - } - - ngx_conf_merge_msec_value(conf->proxy_protocol_timeout, - prev->proxy_protocol_timeout, 30000); - - ngx_conf_merge_value(conf->tcp_nodelay, prev->tcp_nodelay, 1); - - ngx_conf_merge_size_value(conf->preread_buffer_size, - prev->preread_buffer_size, 16384); - - ngx_conf_merge_msec_value(conf->preread_timeout, - prev->preread_timeout, 30000); - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_core_srv_conf_t *cscf = conf; - - return ngx_log_set_log(cf, &cscf->error_log); -} - - -static char * -ngx_stream_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - void *mconf; - ngx_uint_t m; - ngx_conf_t pcf; - ngx_stream_module_t *module; - ngx_stream_conf_ctx_t *ctx, *stream_ctx; - ngx_stream_core_srv_conf_t *cscf, **cscfp; - ngx_stream_core_main_conf_t *cmcf; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_stream_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - stream_ctx = cf->ctx; - ctx->main_conf = stream_ctx->main_conf; - - /* the server{}'s srv_conf */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, - sizeof(void *) * ngx_stream_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_STREAM_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->create_srv_conf) { - mconf = module->create_srv_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[cf->cycle->modules[m]->ctx_index] = mconf; - } - } - - /* the server configuration context */ - - cscf = ctx->srv_conf[ngx_stream_core_module.ctx_index]; - cscf->ctx = ctx; - - cmcf = ctx->main_conf[ngx_stream_core_module.ctx_index]; - - cscfp = ngx_array_push(&cmcf->servers); - if (cscfp == NULL) { - return NGX_CONF_ERROR; - } - - *cscfp = cscf; - - - /* parse inside server{} */ - - pcf = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_STREAM_SRV_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = pcf; - - if (rv == NGX_CONF_OK && !cscf->listen) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"listen\" is defined for server in %s:%ui", - cscf->file_name, cscf->line); - return NGX_CONF_ERROR; - } - - return rv; -} - - -static char * -ngx_stream_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_core_srv_conf_t *cscf = conf; - - ngx_str_t *value, size; - ngx_url_t u; - ngx_uint_t i, n, backlog; - ngx_stream_listen_t *ls, *als; - ngx_stream_core_main_conf_t *cmcf; - - cscf->listen = 1; - - value = cf->args->elts; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.listen = 1; - - if (ngx_parse_url(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in \"%V\" of the \"listen\" directive", - u.err, &u.url); - } - - return NGX_CONF_ERROR; - } - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - ls = ngx_array_push_n(&cmcf->listen, u.naddrs); - if (ls == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(ls, sizeof(ngx_stream_listen_t)); - - ls->backlog = NGX_LISTEN_BACKLOG; - ls->rcvbuf = -1; - ls->sndbuf = -1; - ls->type = SOCK_STREAM; - ls->ctx = cf->ctx; - -#if (NGX_HAVE_INET6) - ls->ipv6only = 1; -#endif - - backlog = 0; - - for (i = 2; i < cf->args->nelts; i++) { - -#if !(NGX_WIN32) - if (ngx_strcmp(value[i].data, "udp") == 0) { - ls->type = SOCK_DGRAM; - continue; - } -#endif - - if (ngx_strcmp(value[i].data, "bind") == 0) { - ls->bind = 1; - continue; - } - - if (ngx_strncmp(value[i].data, "backlog=", 8) == 0) { - ls->backlog = ngx_atoi(value[i].data + 8, value[i].len - 8); - ls->bind = 1; - - if (ls->backlog == NGX_ERROR || ls->backlog == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid backlog \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - backlog = 1; - - continue; - } - - if (ngx_strncmp(value[i].data, "rcvbuf=", 7) == 0) { - size.len = value[i].len - 7; - size.data = value[i].data + 7; - - ls->rcvbuf = ngx_parse_size(&size); - ls->bind = 1; - - if (ls->rcvbuf == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid rcvbuf \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "sndbuf=", 7) == 0) { - size.len = value[i].len - 7; - size.data = value[i].data + 7; - - ls->sndbuf = ngx_parse_size(&size); - ls->bind = 1; - - if (ls->sndbuf == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid sndbuf \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "ipv6only=o", 10) == 0) { -#if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) - if (ngx_strcmp(&value[i].data[10], "n") == 0) { - ls->ipv6only = 1; - - } else if (ngx_strcmp(&value[i].data[10], "ff") == 0) { - ls->ipv6only = 0; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid ipv6only flags \"%s\"", - &value[i].data[9]); - return NGX_CONF_ERROR; - } - - ls->bind = 1; - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "bind ipv6only is not supported " - "on this platform"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strcmp(value[i].data, "reuseport") == 0) { -#if (NGX_HAVE_REUSEPORT) - ls->reuseport = 1; - ls->bind = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "reuseport is not supported " - "on this platform, ignored"); -#endif - continue; - } - - if (ngx_strcmp(value[i].data, "ssl") == 0) { -#if (NGX_STREAM_SSL) - ngx_stream_ssl_conf_t *sslcf; - - sslcf = ngx_stream_conf_get_module_srv_conf(cf, - ngx_stream_ssl_module); - - sslcf->listen = 1; - sslcf->file = cf->conf_file->file.name.data; - sslcf->line = cf->conf_file->line; - - ls->ssl = 1; - - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"ssl\" parameter requires " - "ngx_stream_ssl_module"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strncmp(value[i].data, "so_keepalive=", 13) == 0) { - - if (ngx_strcmp(&value[i].data[13], "on") == 0) { - ls->so_keepalive = 1; - - } else if (ngx_strcmp(&value[i].data[13], "off") == 0) { - ls->so_keepalive = 2; - - } else { - -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - u_char *p, *end; - ngx_str_t s; - - end = value[i].data + value[i].len; - s.data = value[i].data + 13; - - p = ngx_strlchr(s.data, end, ':'); - if (p == NULL) { - p = end; - } - - if (p > s.data) { - s.len = p - s.data; - - ls->tcp_keepidle = ngx_parse_time(&s, 1); - if (ls->tcp_keepidle == (time_t) NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - s.data = (p < end) ? (p + 1) : end; - - p = ngx_strlchr(s.data, end, ':'); - if (p == NULL) { - p = end; - } - - if (p > s.data) { - s.len = p - s.data; - - ls->tcp_keepintvl = ngx_parse_time(&s, 1); - if (ls->tcp_keepintvl == (time_t) NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - s.data = (p < end) ? (p + 1) : end; - - if (s.data < end) { - s.len = end - s.data; - - ls->tcp_keepcnt = ngx_atoi(s.data, s.len); - if (ls->tcp_keepcnt == NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - if (ls->tcp_keepidle == 0 && ls->tcp_keepintvl == 0 - && ls->tcp_keepcnt == 0) - { - goto invalid_so_keepalive; - } - - ls->so_keepalive = 1; - -#else - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"so_keepalive\" parameter accepts " - "only \"on\" or \"off\" on this platform"); - return NGX_CONF_ERROR; - -#endif - } - - ls->bind = 1; - - continue; - -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - invalid_so_keepalive: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid so_keepalive value: \"%s\"", - &value[i].data[13]); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strcmp(value[i].data, "proxy_protocol") == 0) { - ls->proxy_protocol = 1; - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the invalid \"%V\" parameter", &value[i]); - return NGX_CONF_ERROR; - } - - if (ls->type == SOCK_DGRAM) { - if (backlog) { - return "\"backlog\" parameter is incompatible with \"udp\""; - } - -#if (NGX_STREAM_SSL) - if (ls->ssl) { - return "\"ssl\" parameter is incompatible with \"udp\""; - } -#endif - - if (ls->so_keepalive) { - return "\"so_keepalive\" parameter is incompatible with \"udp\""; - } - - if (ls->proxy_protocol) { - return "\"proxy_protocol\" parameter is incompatible with \"udp\""; - } - } - - als = cmcf->listen.elts; - - for (n = 0; n < u.naddrs; n++) { - ls[n] = ls[0]; - - ls[n].sockaddr = u.addrs[n].sockaddr; - ls[n].socklen = u.addrs[n].socklen; - ls[n].addr_text = u.addrs[n].name; - ls[n].wildcard = ngx_inet_wildcard(ls[n].sockaddr); - - for (i = 0; i < cmcf->listen.nelts - u.naddrs + n; i++) { - if (ls[n].type != als[i].type) { - continue; - } - - if (ngx_cmp_sockaddr(als[i].sockaddr, als[i].socklen, - ls[n].sockaddr, ls[n].socklen, 1) - != NGX_OK) - { - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate \"%V\" address and port pair", - &ls[n].addr_text); - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_core_srv_conf_t *cscf = conf; - - ngx_str_t *value; - - if (cscf->resolver) { - return "is duplicate"; - } - - value = cf->args->elts; - - cscf->resolver = ngx_resolver_create(cf, &value[1], cf->args->nelts - 1); - if (cscf->resolver == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_geo_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_geo_module.c deleted file mode 100644 index 4b4cad8..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_geo_module.c +++ /dev/null @@ -1,1609 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_stream_variable_value_t *value; - u_short start; - u_short end; -} ngx_stream_geo_range_t; - - -typedef struct { - ngx_radix_tree_t *tree; -#if (NGX_HAVE_INET6) - ngx_radix_tree_t *tree6; -#endif -} ngx_stream_geo_trees_t; - - -typedef struct { - ngx_stream_geo_range_t **low; - ngx_stream_variable_value_t *default_value; -} ngx_stream_geo_high_ranges_t; - - -typedef struct { - ngx_str_node_t sn; - ngx_stream_variable_value_t *value; - size_t offset; -} ngx_stream_geo_variable_value_node_t; - - -typedef struct { - ngx_stream_variable_value_t *value; - ngx_str_t *net; - ngx_stream_geo_high_ranges_t high; - ngx_radix_tree_t *tree; -#if (NGX_HAVE_INET6) - ngx_radix_tree_t *tree6; -#endif - ngx_rbtree_t rbtree; - ngx_rbtree_node_t sentinel; - ngx_pool_t *pool; - ngx_pool_t *temp_pool; - - size_t data_size; - - ngx_str_t include_name; - ngx_uint_t includes; - ngx_uint_t entries; - - unsigned ranges:1; - unsigned outside_entries:1; - unsigned allow_binary_include:1; - unsigned binary_include:1; -} ngx_stream_geo_conf_ctx_t; - - -typedef struct { - union { - ngx_stream_geo_trees_t trees; - ngx_stream_geo_high_ranges_t high; - } u; - - ngx_int_t index; -} ngx_stream_geo_ctx_t; - - -static ngx_int_t ngx_stream_geo_addr(ngx_stream_session_t *s, - ngx_stream_geo_ctx_t *ctx, ngx_addr_t *addr); - -static char *ngx_stream_geo_block(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_geo(ngx_conf_t *cf, ngx_command_t *dummy, void *conf); -static char *ngx_stream_geo_range(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, ngx_str_t *value); -static char *ngx_stream_geo_add_range(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, in_addr_t start, in_addr_t end); -static ngx_uint_t ngx_stream_geo_delete_range(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, in_addr_t start, in_addr_t end); -static char *ngx_stream_geo_cidr(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, ngx_str_t *value); -static char *ngx_stream_geo_cidr_add(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, ngx_cidr_t *cidr, ngx_str_t *value, - ngx_str_t *net); -static ngx_stream_variable_value_t *ngx_stream_geo_value(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, ngx_str_t *value); -static ngx_int_t ngx_stream_geo_cidr_value(ngx_conf_t *cf, ngx_str_t *net, - ngx_cidr_t *cidr); -static char *ngx_stream_geo_include(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, ngx_str_t *name); -static ngx_int_t ngx_stream_geo_include_binary_base(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, ngx_str_t *name); -static void ngx_stream_geo_create_binary_base(ngx_stream_geo_conf_ctx_t *ctx); -static u_char *ngx_stream_geo_copy_values(u_char *base, u_char *p, - ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); - - -static ngx_command_t ngx_stream_geo_commands[] = { - - { ngx_string("geo"), - NGX_STREAM_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12, - ngx_stream_geo_block, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_geo_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_geo_module = { - NGX_MODULE_V1, - &ngx_stream_geo_module_ctx, /* module context */ - ngx_stream_geo_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -typedef struct { - u_char GEORNG[6]; - u_char version; - u_char ptr_size; - uint32_t endianness; - uint32_t crc32; -} ngx_stream_geo_header_t; - - -static ngx_stream_geo_header_t ngx_stream_geo_header = { - { 'G', 'E', 'O', 'R', 'N', 'G' }, 0, sizeof(void *), 0x12345678, 0 -}; - - -/* geo range is AF_INET only */ - -static ngx_int_t -ngx_stream_geo_cidr_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_stream_geo_ctx_t *ctx = (ngx_stream_geo_ctx_t *) data; - - in_addr_t inaddr; - ngx_addr_t addr; - struct sockaddr_in *sin; - ngx_stream_variable_value_t *vv; -#if (NGX_HAVE_INET6) - u_char *p; - struct in6_addr *inaddr6; -#endif - - if (ngx_stream_geo_addr(s, ctx, &addr) != NGX_OK) { - vv = (ngx_stream_variable_value_t *) - ngx_radix32tree_find(ctx->u.trees.tree, INADDR_NONE); - goto done; - } - - switch (addr.sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr; - p = inaddr6->s6_addr; - - if (IN6_IS_ADDR_V4MAPPED(inaddr6)) { - inaddr = p[12] << 24; - inaddr += p[13] << 16; - inaddr += p[14] << 8; - inaddr += p[15]; - - vv = (ngx_stream_variable_value_t *) - ngx_radix32tree_find(ctx->u.trees.tree, inaddr); - - } else { - vv = (ngx_stream_variable_value_t *) - ngx_radix128tree_find(ctx->u.trees.tree6, p); - } - - break; -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - case AF_UNIX: - vv = (ngx_stream_variable_value_t *) - ngx_radix32tree_find(ctx->u.trees.tree, INADDR_NONE); - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) addr.sockaddr; - inaddr = ntohl(sin->sin_addr.s_addr); - - vv = (ngx_stream_variable_value_t *) - ngx_radix32tree_find(ctx->u.trees.tree, inaddr); - - break; - } - -done: - - *v = *vv; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream geo: %v", v); - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_geo_range_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_stream_geo_ctx_t *ctx = (ngx_stream_geo_ctx_t *) data; - - in_addr_t inaddr; - ngx_addr_t addr; - ngx_uint_t n; - struct sockaddr_in *sin; - ngx_stream_geo_range_t *range; -#if (NGX_HAVE_INET6) - u_char *p; - struct in6_addr *inaddr6; -#endif - - *v = *ctx->u.high.default_value; - - if (ngx_stream_geo_addr(s, ctx, &addr) == NGX_OK) { - - switch (addr.sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr; - - if (IN6_IS_ADDR_V4MAPPED(inaddr6)) { - p = inaddr6->s6_addr; - - inaddr = p[12] << 24; - inaddr += p[13] << 16; - inaddr += p[14] << 8; - inaddr += p[15]; - - } else { - inaddr = INADDR_NONE; - } - - break; -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - case AF_UNIX: - inaddr = INADDR_NONE; - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) addr.sockaddr; - inaddr = ntohl(sin->sin_addr.s_addr); - break; - } - - } else { - inaddr = INADDR_NONE; - } - - if (ctx->u.high.low) { - range = ctx->u.high.low[inaddr >> 16]; - - if (range) { - n = inaddr & 0xffff; - do { - if (n >= (ngx_uint_t) range->start - && n <= (ngx_uint_t) range->end) - { - *v = *range->value; - break; - } - } while ((++range)->value); - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream geo: %v", v); - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_geo_addr(ngx_stream_session_t *s, ngx_stream_geo_ctx_t *ctx, - ngx_addr_t *addr) -{ - ngx_stream_variable_value_t *v; - - if (ctx->index == -1) { - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream geo started: %V", &s->connection->addr_text); - - addr->sockaddr = s->connection->sockaddr; - addr->socklen = s->connection->socklen; - /* addr->name = s->connection->addr_text; */ - - return NGX_OK; - } - - v = ngx_stream_get_flushed_variable(s, ctx->index); - - if (v == NULL || v->not_found) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream geo not found"); - - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream geo started: %v", v); - - if (ngx_parse_addr(s->connection->pool, addr, v->data, v->len) == NGX_OK) { - return NGX_OK; - } - - return NGX_ERROR; -} - - -static char * -ngx_stream_geo_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - size_t len; - ngx_str_t *value, name; - ngx_uint_t i; - ngx_conf_t save; - ngx_pool_t *pool; - ngx_array_t *a; - ngx_stream_variable_t *var; - ngx_stream_geo_ctx_t *geo; - ngx_stream_geo_conf_ctx_t ctx; -#if (NGX_HAVE_INET6) - static struct in6_addr zero; -#endif - - value = cf->args->elts; - - geo = ngx_palloc(cf->pool, sizeof(ngx_stream_geo_ctx_t)); - if (geo == NULL) { - return NGX_CONF_ERROR; - } - - name = value[1]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - if (cf->args->nelts == 3) { - - geo->index = ngx_stream_get_variable_index(cf, &name); - if (geo->index == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - name = value[2]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - } else { - geo->index = -1; - } - - var = ngx_stream_add_variable(cf, &name, NGX_STREAM_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log); - if (pool == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ctx, sizeof(ngx_stream_geo_conf_ctx_t)); - - ctx.temp_pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log); - if (ctx.temp_pool == NULL) { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - - ngx_rbtree_init(&ctx.rbtree, &ctx.sentinel, ngx_str_rbtree_insert_value); - - ctx.pool = cf->pool; - ctx.data_size = sizeof(ngx_stream_geo_header_t) - + sizeof(ngx_stream_variable_value_t) - + 0x10000 * sizeof(ngx_stream_geo_range_t *); - ctx.allow_binary_include = 1; - - save = *cf; - cf->pool = pool; - cf->ctx = &ctx; - cf->handler = ngx_stream_geo; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - if (rv != NGX_CONF_OK) { - goto failed; - } - - if (ctx.ranges) { - - if (ctx.high.low && !ctx.binary_include) { - for (i = 0; i < 0x10000; i++) { - a = (ngx_array_t *) ctx.high.low[i]; - - if (a == NULL) { - continue; - } - - if (a->nelts == 0) { - ctx.high.low[i] = NULL; - continue; - } - - len = a->nelts * sizeof(ngx_stream_geo_range_t); - - ctx.high.low[i] = ngx_palloc(cf->pool, len + sizeof(void *)); - if (ctx.high.low[i] == NULL) { - goto failed; - } - - ngx_memcpy(ctx.high.low[i], a->elts, len); - ctx.high.low[i][a->nelts].value = NULL; - ctx.data_size += len + sizeof(void *); - } - - if (ctx.allow_binary_include - && !ctx.outside_entries - && ctx.entries > 100000 - && ctx.includes == 1) - { - ngx_stream_geo_create_binary_base(&ctx); - } - } - - if (ctx.high.default_value == NULL) { - ctx.high.default_value = &ngx_stream_variable_null_value; - } - - geo->u.high = ctx.high; - - var->get_handler = ngx_stream_geo_range_variable; - var->data = (uintptr_t) geo; - - } else { - if (ctx.tree == NULL) { - ctx.tree = ngx_radix_tree_create(cf->pool, -1); - if (ctx.tree == NULL) { - goto failed; - } - } - - geo->u.trees.tree = ctx.tree; - -#if (NGX_HAVE_INET6) - if (ctx.tree6 == NULL) { - ctx.tree6 = ngx_radix_tree_create(cf->pool, -1); - if (ctx.tree6 == NULL) { - goto failed; - } - } - - geo->u.trees.tree6 = ctx.tree6; -#endif - - var->get_handler = ngx_stream_geo_cidr_variable; - var->data = (uintptr_t) geo; - - if (ngx_radix32tree_insert(ctx.tree, 0, 0, - (uintptr_t) &ngx_stream_variable_null_value) - == NGX_ERROR) - { - goto failed; - } - - /* NGX_BUSY is okay (default was set explicitly) */ - -#if (NGX_HAVE_INET6) - if (ngx_radix128tree_insert(ctx.tree6, zero.s6_addr, zero.s6_addr, - (uintptr_t) &ngx_stream_variable_null_value) - == NGX_ERROR) - { - goto failed; - } -#endif - } - - ngx_destroy_pool(ctx.temp_pool); - ngx_destroy_pool(pool); - - return NGX_CONF_OK; - -failed: - - ngx_destroy_pool(ctx.temp_pool); - ngx_destroy_pool(pool); - - return NGX_CONF_ERROR; -} - - -static char * -ngx_stream_geo(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - char *rv; - ngx_str_t *value; - ngx_stream_geo_conf_ctx_t *ctx; - - ctx = cf->ctx; - - value = cf->args->elts; - - if (cf->args->nelts == 1) { - - if (ngx_strcmp(value[0].data, "ranges") == 0) { - - if (ctx->tree -#if (NGX_HAVE_INET6) - || ctx->tree6 -#endif - ) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"ranges\" directive must be " - "the first directive inside \"geo\" block"); - goto failed; - } - - ctx->ranges = 1; - - rv = NGX_CONF_OK; - - goto done; - } - } - - if (cf->args->nelts != 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid number of the geo parameters"); - goto failed; - } - - if (ngx_strcmp(value[0].data, "include") == 0) { - - rv = ngx_stream_geo_include(cf, ctx, &value[1]); - - goto done; - } - - if (ctx->ranges) { - rv = ngx_stream_geo_range(cf, ctx, value); - - } else { - rv = ngx_stream_geo_cidr(cf, ctx, value); - } - -done: - - ngx_reset_pool(cf->pool); - - return rv; - -failed: - - ngx_reset_pool(cf->pool); - - return NGX_CONF_ERROR; -} - - -static char * -ngx_stream_geo_range(ngx_conf_t *cf, ngx_stream_geo_conf_ctx_t *ctx, - ngx_str_t *value) -{ - u_char *p, *last; - in_addr_t start, end; - ngx_str_t *net; - ngx_uint_t del; - - if (ngx_strcmp(value[0].data, "default") == 0) { - - if (ctx->high.default_value) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate default geo range value: \"%V\", old value: \"%v\"", - &value[1], ctx->high.default_value); - } - - ctx->high.default_value = ngx_stream_geo_value(cf, ctx, &value[1]); - if (ctx->high.default_value == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - if (ctx->binary_include) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "binary geo range base \"%s\" cannot be mixed with usual entries", - ctx->include_name.data); - return NGX_CONF_ERROR; - } - - if (ctx->high.low == NULL) { - ctx->high.low = ngx_pcalloc(ctx->pool, - 0x10000 * sizeof(ngx_stream_geo_range_t *)); - if (ctx->high.low == NULL) { - return NGX_CONF_ERROR; - } - } - - ctx->entries++; - ctx->outside_entries = 1; - - if (ngx_strcmp(value[0].data, "delete") == 0) { - net = &value[1]; - del = 1; - - } else { - net = &value[0]; - del = 0; - } - - last = net->data + net->len; - - p = ngx_strlchr(net->data, last, '-'); - - if (p == NULL) { - goto invalid; - } - - start = ngx_inet_addr(net->data, p - net->data); - - if (start == INADDR_NONE) { - goto invalid; - } - - start = ntohl(start); - - p++; - - end = ngx_inet_addr(p, last - p); - - if (end == INADDR_NONE) { - goto invalid; - } - - end = ntohl(end); - - if (start > end) { - goto invalid; - } - - if (del) { - if (ngx_stream_geo_delete_range(cf, ctx, start, end)) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "no address range \"%V\" to delete", net); - } - - return NGX_CONF_OK; - } - - ctx->value = ngx_stream_geo_value(cf, ctx, &value[1]); - - if (ctx->value == NULL) { - return NGX_CONF_ERROR; - } - - ctx->net = net; - - return ngx_stream_geo_add_range(cf, ctx, start, end); - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid range \"%V\"", net); - - return NGX_CONF_ERROR; -} - - -/* the add procedure is optimized to add a growing up sequence */ - -static char * -ngx_stream_geo_add_range(ngx_conf_t *cf, ngx_stream_geo_conf_ctx_t *ctx, - in_addr_t start, in_addr_t end) -{ - in_addr_t n; - ngx_uint_t h, i, s, e; - ngx_array_t *a; - ngx_stream_geo_range_t *range; - - for (n = start; n <= end; n = (n + 0x10000) & 0xffff0000) { - - h = n >> 16; - - if (n == start) { - s = n & 0xffff; - } else { - s = 0; - } - - if ((n | 0xffff) > end) { - e = end & 0xffff; - - } else { - e = 0xffff; - } - - a = (ngx_array_t *) ctx->high.low[h]; - - if (a == NULL) { - a = ngx_array_create(ctx->temp_pool, 64, - sizeof(ngx_stream_geo_range_t)); - if (a == NULL) { - return NGX_CONF_ERROR; - } - - ctx->high.low[h] = (ngx_stream_geo_range_t *) a; - } - - i = a->nelts; - range = a->elts; - - while (i) { - - i--; - - if (e < (ngx_uint_t) range[i].start) { - continue; - } - - if (s > (ngx_uint_t) range[i].end) { - - /* add after the range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 2], &range[i + 1], - (a->nelts - 2 - i) * sizeof(ngx_stream_geo_range_t)); - - range[i + 1].start = (u_short) s; - range[i + 1].end = (u_short) e; - range[i + 1].value = ctx->value; - - goto next; - } - - if (s == (ngx_uint_t) range[i].start - && e == (ngx_uint_t) range[i].end) - { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate range \"%V\", value: \"%v\", old value: \"%v\"", - ctx->net, ctx->value, range[i].value); - - range[i].value = ctx->value; - - goto next; - } - - if (s > (ngx_uint_t) range[i].start - && e < (ngx_uint_t) range[i].end) - { - /* split the range and insert the new one */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 3], &range[i + 1], - (a->nelts - 3 - i) * sizeof(ngx_stream_geo_range_t)); - - range[i + 2].start = (u_short) (e + 1); - range[i + 2].end = range[i].end; - range[i + 2].value = range[i].value; - - range[i + 1].start = (u_short) s; - range[i + 1].end = (u_short) e; - range[i + 1].value = ctx->value; - - range[i].end = (u_short) (s - 1); - - goto next; - } - - if (s == (ngx_uint_t) range[i].start - && e < (ngx_uint_t) range[i].end) - { - /* shift the range start and insert the new range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 1], &range[i], - (a->nelts - 1 - i) * sizeof(ngx_stream_geo_range_t)); - - range[i + 1].start = (u_short) (e + 1); - - range[i].start = (u_short) s; - range[i].end = (u_short) e; - range[i].value = ctx->value; - - goto next; - } - - if (s > (ngx_uint_t) range[i].start - && e == (ngx_uint_t) range[i].end) - { - /* shift the range end and insert the new range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 2], &range[i + 1], - (a->nelts - 2 - i) * sizeof(ngx_stream_geo_range_t)); - - range[i + 1].start = (u_short) s; - range[i + 1].end = (u_short) e; - range[i + 1].value = ctx->value; - - range[i].end = (u_short) (s - 1); - - goto next; - } - - s = (ngx_uint_t) range[i].start; - e = (ngx_uint_t) range[i].end; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "range \"%V\" overlaps \"%d.%d.%d.%d-%d.%d.%d.%d\"", - ctx->net, - h >> 8, h & 0xff, s >> 8, s & 0xff, - h >> 8, h & 0xff, e >> 8, e & 0xff); - - return NGX_CONF_ERROR; - } - - /* add the first range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[1], &range[0], - (a->nelts - 1) * sizeof(ngx_stream_geo_range_t)); - - range[0].start = (u_short) s; - range[0].end = (u_short) e; - range[0].value = ctx->value; - - next: - - if (h == 0xffff) { - break; - } - } - - return NGX_CONF_OK; -} - - -static ngx_uint_t -ngx_stream_geo_delete_range(ngx_conf_t *cf, ngx_stream_geo_conf_ctx_t *ctx, - in_addr_t start, in_addr_t end) -{ - in_addr_t n; - ngx_uint_t h, i, s, e, warn; - ngx_array_t *a; - ngx_stream_geo_range_t *range; - - warn = 0; - - for (n = start; n <= end; n = (n + 0x10000) & 0xffff0000) { - - h = n >> 16; - - if (n == start) { - s = n & 0xffff; - } else { - s = 0; - } - - if ((n | 0xffff) > end) { - e = end & 0xffff; - - } else { - e = 0xffff; - } - - a = (ngx_array_t *) ctx->high.low[h]; - - if (a == NULL || a->nelts == 0) { - warn = 1; - goto next; - } - - range = a->elts; - for (i = 0; i < a->nelts; i++) { - - if (s == (ngx_uint_t) range[i].start - && e == (ngx_uint_t) range[i].end) - { - ngx_memmove(&range[i], &range[i + 1], - (a->nelts - 1 - i) * sizeof(ngx_stream_geo_range_t)); - - a->nelts--; - - break; - } - - if (i == a->nelts - 1) { - warn = 1; - } - } - - next: - - if (h == 0xffff) { - break; - } - } - - return warn; -} - - -static char * -ngx_stream_geo_cidr(ngx_conf_t *cf, ngx_stream_geo_conf_ctx_t *ctx, - ngx_str_t *value) -{ - char *rv; - ngx_int_t rc, del; - ngx_str_t *net; - ngx_cidr_t cidr; - - if (ctx->tree == NULL) { - ctx->tree = ngx_radix_tree_create(ctx->pool, -1); - if (ctx->tree == NULL) { - return NGX_CONF_ERROR; - } - } - -#if (NGX_HAVE_INET6) - if (ctx->tree6 == NULL) { - ctx->tree6 = ngx_radix_tree_create(ctx->pool, -1); - if (ctx->tree6 == NULL) { - return NGX_CONF_ERROR; - } - } -#endif - - if (ngx_strcmp(value[0].data, "default") == 0) { - cidr.family = AF_INET; - cidr.u.in.addr = 0; - cidr.u.in.mask = 0; - - rv = ngx_stream_geo_cidr_add(cf, ctx, &cidr, &value[1], &value[0]); - - if (rv != NGX_CONF_OK) { - return rv; - } - -#if (NGX_HAVE_INET6) - cidr.family = AF_INET6; - ngx_memzero(&cidr.u.in6, sizeof(ngx_in6_cidr_t)); - - rv = ngx_stream_geo_cidr_add(cf, ctx, &cidr, &value[1], &value[0]); - - if (rv != NGX_CONF_OK) { - return rv; - } -#endif - - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[0].data, "delete") == 0) { - net = &value[1]; - del = 1; - - } else { - net = &value[0]; - del = 0; - } - - if (ngx_stream_geo_cidr_value(cf, net, &cidr) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cidr.family == AF_INET) { - cidr.u.in.addr = ntohl(cidr.u.in.addr); - cidr.u.in.mask = ntohl(cidr.u.in.mask); - } - - if (del) { - switch (cidr.family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - rc = ngx_radix128tree_delete(ctx->tree6, - cidr.u.in6.addr.s6_addr, - cidr.u.in6.mask.s6_addr); - break; -#endif - - default: /* AF_INET */ - rc = ngx_radix32tree_delete(ctx->tree, cidr.u.in.addr, - cidr.u.in.mask); - break; - } - - if (rc != NGX_OK) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "no network \"%V\" to delete", net); - } - - return NGX_CONF_OK; - } - - return ngx_stream_geo_cidr_add(cf, ctx, &cidr, &value[1], net); -} - - -static char * -ngx_stream_geo_cidr_add(ngx_conf_t *cf, ngx_stream_geo_conf_ctx_t *ctx, - ngx_cidr_t *cidr, ngx_str_t *value, ngx_str_t *net) -{ - ngx_int_t rc; - ngx_stream_variable_value_t *val, *old; - - val = ngx_stream_geo_value(cf, ctx, value); - - if (val == NULL) { - return NGX_CONF_ERROR; - } - - switch (cidr->family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - rc = ngx_radix128tree_insert(ctx->tree6, cidr->u.in6.addr.s6_addr, - cidr->u.in6.mask.s6_addr, - (uintptr_t) val); - - if (rc == NGX_OK) { - return NGX_CONF_OK; - } - - if (rc == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - /* rc == NGX_BUSY */ - - old = (ngx_stream_variable_value_t *) - ngx_radix128tree_find(ctx->tree6, - cidr->u.in6.addr.s6_addr); - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate network \"%V\", value: \"%v\", old value: \"%v\"", - net, val, old); - - rc = ngx_radix128tree_delete(ctx->tree6, - cidr->u.in6.addr.s6_addr, - cidr->u.in6.mask.s6_addr); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid radix tree"); - return NGX_CONF_ERROR; - } - - rc = ngx_radix128tree_insert(ctx->tree6, cidr->u.in6.addr.s6_addr, - cidr->u.in6.mask.s6_addr, - (uintptr_t) val); - - break; -#endif - - default: /* AF_INET */ - rc = ngx_radix32tree_insert(ctx->tree, cidr->u.in.addr, - cidr->u.in.mask, (uintptr_t) val); - - if (rc == NGX_OK) { - return NGX_CONF_OK; - } - - if (rc == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - /* rc == NGX_BUSY */ - - old = (ngx_stream_variable_value_t *) - ngx_radix32tree_find(ctx->tree, cidr->u.in.addr); - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate network \"%V\", value: \"%v\", old value: \"%v\"", - net, val, old); - - rc = ngx_radix32tree_delete(ctx->tree, - cidr->u.in.addr, cidr->u.in.mask); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid radix tree"); - return NGX_CONF_ERROR; - } - - rc = ngx_radix32tree_insert(ctx->tree, cidr->u.in.addr, - cidr->u.in.mask, (uintptr_t) val); - - break; - } - - if (rc == NGX_OK) { - return NGX_CONF_OK; - } - - return NGX_CONF_ERROR; -} - - -static ngx_stream_variable_value_t * -ngx_stream_geo_value(ngx_conf_t *cf, ngx_stream_geo_conf_ctx_t *ctx, - ngx_str_t *value) -{ - uint32_t hash; - ngx_stream_variable_value_t *val; - ngx_stream_geo_variable_value_node_t *gvvn; - - hash = ngx_crc32_long(value->data, value->len); - - gvvn = (ngx_stream_geo_variable_value_node_t *) - ngx_str_rbtree_lookup(&ctx->rbtree, value, hash); - - if (gvvn) { - return gvvn->value; - } - - val = ngx_palloc(ctx->pool, sizeof(ngx_stream_variable_value_t)); - if (val == NULL) { - return NULL; - } - - val->len = value->len; - val->data = ngx_pstrdup(ctx->pool, value); - if (val->data == NULL) { - return NULL; - } - - val->valid = 1; - val->no_cacheable = 0; - val->not_found = 0; - - gvvn = ngx_palloc(ctx->temp_pool, - sizeof(ngx_stream_geo_variable_value_node_t)); - if (gvvn == NULL) { - return NULL; - } - - gvvn->sn.node.key = hash; - gvvn->sn.str.len = val->len; - gvvn->sn.str.data = val->data; - gvvn->value = val; - gvvn->offset = 0; - - ngx_rbtree_insert(&ctx->rbtree, &gvvn->sn.node); - - ctx->data_size += ngx_align(sizeof(ngx_stream_variable_value_t) - + value->len, sizeof(void *)); - - return val; -} - - -static ngx_int_t -ngx_stream_geo_cidr_value(ngx_conf_t *cf, ngx_str_t *net, ngx_cidr_t *cidr) -{ - ngx_int_t rc; - - if (ngx_strcmp(net->data, "255.255.255.255") == 0) { - cidr->family = AF_INET; - cidr->u.in.addr = 0xffffffff; - cidr->u.in.mask = 0xffffffff; - - return NGX_OK; - } - - rc = ngx_ptocidr(net, cidr); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid network \"%V\"", net); - return NGX_ERROR; - } - - if (rc == NGX_DONE) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "low address bits of %V are meaningless", net); - } - - return NGX_OK; -} - - -static char * -ngx_stream_geo_include(ngx_conf_t *cf, ngx_stream_geo_conf_ctx_t *ctx, - ngx_str_t *name) -{ - char *rv; - ngx_str_t file; - - file.len = name->len + 4; - file.data = ngx_pnalloc(ctx->temp_pool, name->len + 5); - if (file.data == NULL) { - return NGX_CONF_ERROR; - } - - ngx_sprintf(file.data, "%V.bin%Z", name); - - if (ngx_conf_full_name(cf->cycle, &file, 1) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ctx->ranges) { - ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data); - - switch (ngx_stream_geo_include_binary_base(cf, ctx, &file)) { - case NGX_OK: - return NGX_CONF_OK; - case NGX_ERROR: - return NGX_CONF_ERROR; - default: - break; - } - } - - file.len -= 4; - file.data[file.len] = '\0'; - - ctx->include_name = file; - - if (ctx->outside_entries) { - ctx->allow_binary_include = 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data); - - rv = ngx_conf_parse(cf, &file); - - ctx->includes++; - ctx->outside_entries = 0; - - return rv; -} - - -static ngx_int_t -ngx_stream_geo_include_binary_base(ngx_conf_t *cf, - ngx_stream_geo_conf_ctx_t *ctx, ngx_str_t *name) -{ - u_char *base, ch; - time_t mtime; - size_t size, len; - ssize_t n; - uint32_t crc32; - ngx_err_t err; - ngx_int_t rc; - ngx_uint_t i; - ngx_file_t file; - ngx_file_info_t fi; - ngx_stream_geo_range_t *range, **ranges; - ngx_stream_geo_header_t *header; - ngx_stream_variable_value_t *vv; - - ngx_memzero(&file, sizeof(ngx_file_t)); - file.name = *name; - file.log = cf->log; - - file.fd = ngx_open_file(name->data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0); - - if (file.fd == NGX_INVALID_FILE) { - err = ngx_errno; - if (err != NGX_ENOENT) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, err, - ngx_open_file_n " \"%s\" failed", name->data); - } - return NGX_DECLINED; - } - - if (ctx->outside_entries) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "binary geo range base \"%s\" cannot be mixed with usual entries", - name->data); - rc = NGX_ERROR; - goto done; - } - - if (ctx->binary_include) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "second binary geo range base \"%s\" cannot be mixed with \"%s\"", - name->data, ctx->include_name.data); - rc = NGX_ERROR; - goto done; - } - - if (ngx_fd_info(file.fd, &fi) == NGX_FILE_ERROR) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, ngx_errno, - ngx_fd_info_n " \"%s\" failed", name->data); - goto failed; - } - - size = (size_t) ngx_file_size(&fi); - mtime = ngx_file_mtime(&fi); - - ch = name->data[name->len - 4]; - name->data[name->len - 4] = '\0'; - - if (ngx_file_info(name->data, &fi) == NGX_FILE_ERROR) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, ngx_errno, - ngx_file_info_n " \"%s\" failed", name->data); - goto failed; - } - - name->data[name->len - 4] = ch; - - if (mtime < ngx_file_mtime(&fi)) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "stale binary geo range base \"%s\"", name->data); - goto failed; - } - - base = ngx_palloc(ctx->pool, size); - if (base == NULL) { - goto failed; - } - - n = ngx_read_file(&file, base, size, 0); - - if (n == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, ngx_errno, - ngx_read_file_n " \"%s\" failed", name->data); - goto failed; - } - - if ((size_t) n != size) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, 0, - ngx_read_file_n " \"%s\" returned only %z bytes instead of %z", - name->data, n, size); - goto failed; - } - - header = (ngx_stream_geo_header_t *) base; - - if (size < 16 || ngx_memcmp(&ngx_stream_geo_header, header, 12) != 0) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "incompatible binary geo range base \"%s\"", name->data); - goto failed; - } - - ngx_crc32_init(crc32); - - vv = (ngx_stream_variable_value_t *) - (base + sizeof(ngx_stream_geo_header_t)); - - while (vv->data) { - len = ngx_align(sizeof(ngx_stream_variable_value_t) + vv->len, - sizeof(void *)); - ngx_crc32_update(&crc32, (u_char *) vv, len); - vv->data += (size_t) base; - vv = (ngx_stream_variable_value_t *) ((u_char *) vv + len); - } - ngx_crc32_update(&crc32, (u_char *) vv, - sizeof(ngx_stream_variable_value_t)); - vv++; - - ranges = (ngx_stream_geo_range_t **) vv; - - for (i = 0; i < 0x10000; i++) { - ngx_crc32_update(&crc32, (u_char *) &ranges[i], sizeof(void *)); - if (ranges[i]) { - ranges[i] = (ngx_stream_geo_range_t *) - ((u_char *) ranges[i] + (size_t) base); - } - } - - range = (ngx_stream_geo_range_t *) &ranges[0x10000]; - - while ((u_char *) range < base + size) { - while (range->value) { - ngx_crc32_update(&crc32, (u_char *) range, - sizeof(ngx_stream_geo_range_t)); - range->value = (ngx_stream_variable_value_t *) - ((u_char *) range->value + (size_t) base); - range++; - } - ngx_crc32_update(&crc32, (u_char *) range, sizeof(void *)); - range = (ngx_stream_geo_range_t *) ((u_char *) range + sizeof(void *)); - } - - ngx_crc32_final(crc32); - - if (crc32 != header->crc32) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "CRC32 mismatch in binary geo range base \"%s\"", name->data); - goto failed; - } - - ngx_conf_log_error(NGX_LOG_NOTICE, cf, 0, - "using binary geo range base \"%s\"", name->data); - - ctx->include_name = *name; - ctx->binary_include = 1; - ctx->high.low = ranges; - rc = NGX_OK; - - goto done; - -failed: - - rc = NGX_DECLINED; - -done: - - if (ngx_close_file(file.fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno, - ngx_close_file_n " \"%s\" failed", name->data); - } - - return rc; -} - - -static void -ngx_stream_geo_create_binary_base(ngx_stream_geo_conf_ctx_t *ctx) -{ - u_char *p; - uint32_t hash; - ngx_str_t s; - ngx_uint_t i; - ngx_file_mapping_t fm; - ngx_stream_geo_range_t *r, *range, **ranges; - ngx_stream_geo_header_t *header; - ngx_stream_geo_variable_value_node_t *gvvn; - - fm.name = ngx_pnalloc(ctx->temp_pool, ctx->include_name.len + 5); - if (fm.name == NULL) { - return; - } - - ngx_sprintf(fm.name, "%V.bin%Z", &ctx->include_name); - - fm.size = ctx->data_size; - fm.log = ctx->pool->log; - - ngx_log_error(NGX_LOG_NOTICE, fm.log, 0, - "creating binary geo range base \"%s\"", fm.name); - - if (ngx_create_file_mapping(&fm) != NGX_OK) { - return; - } - - p = ngx_cpymem(fm.addr, &ngx_stream_geo_header, - sizeof(ngx_stream_geo_header_t)); - - p = ngx_stream_geo_copy_values(fm.addr, p, ctx->rbtree.root, - ctx->rbtree.sentinel); - - p += sizeof(ngx_stream_variable_value_t); - - ranges = (ngx_stream_geo_range_t **) p; - - p += 0x10000 * sizeof(ngx_stream_geo_range_t *); - - for (i = 0; i < 0x10000; i++) { - r = ctx->high.low[i]; - if (r == NULL) { - continue; - } - - range = (ngx_stream_geo_range_t *) p; - ranges[i] = (ngx_stream_geo_range_t *) (p - (u_char *) fm.addr); - - do { - s.len = r->value->len; - s.data = r->value->data; - hash = ngx_crc32_long(s.data, s.len); - gvvn = (ngx_stream_geo_variable_value_node_t *) - ngx_str_rbtree_lookup(&ctx->rbtree, &s, hash); - - range->value = (ngx_stream_variable_value_t *) gvvn->offset; - range->start = r->start; - range->end = r->end; - range++; - - } while ((++r)->value); - - range->value = NULL; - - p = (u_char *) range + sizeof(void *); - } - - header = fm.addr; - header->crc32 = ngx_crc32_long((u_char *) fm.addr - + sizeof(ngx_stream_geo_header_t), - fm.size - sizeof(ngx_stream_geo_header_t)); - - ngx_close_file_mapping(&fm); -} - - -static u_char * -ngx_stream_geo_copy_values(u_char *base, u_char *p, ngx_rbtree_node_t *node, - ngx_rbtree_node_t *sentinel) -{ - ngx_stream_variable_value_t *vv; - ngx_stream_geo_variable_value_node_t *gvvn; - - if (node == sentinel) { - return p; - } - - gvvn = (ngx_stream_geo_variable_value_node_t *) node; - gvvn->offset = p - base; - - vv = (ngx_stream_variable_value_t *) p; - *vv = *gvvn->value; - p += sizeof(ngx_stream_variable_value_t); - vv->data = (u_char *) (p - base); - - p = ngx_cpymem(p, gvvn->sn.str.data, gvvn->sn.str.len); - - p = ngx_align_ptr(p, sizeof(void *)); - - p = ngx_stream_geo_copy_values(base, p, node->left, sentinel); - - return ngx_stream_geo_copy_values(base, p, node->right, sentinel); -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_geoip_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_geoip_module.c deleted file mode 100644 index 6507b71..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_geoip_module.c +++ /dev/null @@ -1,814 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - -#include -#include - - -#define NGX_GEOIP_COUNTRY_CODE 0 -#define NGX_GEOIP_COUNTRY_CODE3 1 -#define NGX_GEOIP_COUNTRY_NAME 2 - - -typedef struct { - GeoIP *country; - GeoIP *org; - GeoIP *city; -#if (NGX_HAVE_GEOIP_V6) - unsigned country_v6:1; - unsigned org_v6:1; - unsigned city_v6:1; -#endif -} ngx_stream_geoip_conf_t; - - -typedef struct { - ngx_str_t *name; - uintptr_t data; -} ngx_stream_geoip_var_t; - - -typedef const char *(*ngx_stream_geoip_variable_handler_pt)(GeoIP *, - u_long addr); - - -ngx_stream_geoip_variable_handler_pt ngx_stream_geoip_country_functions[] = { - GeoIP_country_code_by_ipnum, - GeoIP_country_code3_by_ipnum, - GeoIP_country_name_by_ipnum, -}; - - -#if (NGX_HAVE_GEOIP_V6) - -typedef const char *(*ngx_stream_geoip_variable_handler_v6_pt)(GeoIP *, - geoipv6_t addr); - - -ngx_stream_geoip_variable_handler_v6_pt - ngx_stream_geoip_country_v6_functions[] = -{ - GeoIP_country_code_by_ipnum_v6, - GeoIP_country_code3_by_ipnum_v6, - GeoIP_country_name_by_ipnum_v6, -}; - -#endif - - -static ngx_int_t ngx_stream_geoip_country_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_geoip_org_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_geoip_city_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_geoip_region_name_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_geoip_city_float_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_geoip_city_int_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static GeoIPRecord *ngx_stream_geoip_get_city_record(ngx_stream_session_t *s); - -static ngx_int_t ngx_stream_geoip_add_variables(ngx_conf_t *cf); -static void *ngx_stream_geoip_create_conf(ngx_conf_t *cf); -static char *ngx_stream_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static void ngx_stream_geoip_cleanup(void *data); - - -static ngx_command_t ngx_stream_geoip_commands[] = { - - { ngx_string("geoip_country"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE12, - ngx_stream_geoip_country, - NGX_STREAM_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("geoip_org"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE12, - ngx_stream_geoip_org, - NGX_STREAM_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("geoip_city"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE12, - ngx_stream_geoip_city, - NGX_STREAM_MAIN_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_geoip_module_ctx = { - ngx_stream_geoip_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_stream_geoip_create_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_geoip_module = { - NGX_MODULE_V1, - &ngx_stream_geoip_module_ctx, /* module context */ - ngx_stream_geoip_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_stream_variable_t ngx_stream_geoip_vars[] = { - - { ngx_string("geoip_country_code"), NULL, - ngx_stream_geoip_country_variable, - NGX_GEOIP_COUNTRY_CODE, 0, 0 }, - - { ngx_string("geoip_country_code3"), NULL, - ngx_stream_geoip_country_variable, - NGX_GEOIP_COUNTRY_CODE3, 0, 0 }, - - { ngx_string("geoip_country_name"), NULL, - ngx_stream_geoip_country_variable, - NGX_GEOIP_COUNTRY_NAME, 0, 0 }, - - { ngx_string("geoip_org"), NULL, - ngx_stream_geoip_org_variable, - 0, 0, 0 }, - - { ngx_string("geoip_city_continent_code"), NULL, - ngx_stream_geoip_city_variable, - offsetof(GeoIPRecord, continent_code), 0, 0 }, - - { ngx_string("geoip_city_country_code"), NULL, - ngx_stream_geoip_city_variable, - offsetof(GeoIPRecord, country_code), 0, 0 }, - - { ngx_string("geoip_city_country_code3"), NULL, - ngx_stream_geoip_city_variable, - offsetof(GeoIPRecord, country_code3), 0, 0 }, - - { ngx_string("geoip_city_country_name"), NULL, - ngx_stream_geoip_city_variable, - offsetof(GeoIPRecord, country_name), 0, 0 }, - - { ngx_string("geoip_region"), NULL, - ngx_stream_geoip_city_variable, - offsetof(GeoIPRecord, region), 0, 0 }, - - { ngx_string("geoip_region_name"), NULL, - ngx_stream_geoip_region_name_variable, - 0, 0, 0 }, - - { ngx_string("geoip_city"), NULL, - ngx_stream_geoip_city_variable, - offsetof(GeoIPRecord, city), 0, 0 }, - - { ngx_string("geoip_postal_code"), NULL, - ngx_stream_geoip_city_variable, - offsetof(GeoIPRecord, postal_code), 0, 0 }, - - { ngx_string("geoip_latitude"), NULL, - ngx_stream_geoip_city_float_variable, - offsetof(GeoIPRecord, latitude), 0, 0 }, - - { ngx_string("geoip_longitude"), NULL, - ngx_stream_geoip_city_float_variable, - offsetof(GeoIPRecord, longitude), 0, 0 }, - - { ngx_string("geoip_dma_code"), NULL, - ngx_stream_geoip_city_int_variable, - offsetof(GeoIPRecord, dma_code), 0, 0 }, - - { ngx_string("geoip_area_code"), NULL, - ngx_stream_geoip_city_int_variable, - offsetof(GeoIPRecord, area_code), 0, 0 }, - - ngx_stream_null_variable -}; - - -static u_long -ngx_stream_geoip_addr(ngx_stream_session_t *s, ngx_stream_geoip_conf_t *gcf) -{ - ngx_addr_t addr; - struct sockaddr_in *sin; - - addr.sockaddr = s->connection->sockaddr; - addr.socklen = s->connection->socklen; - /* addr.name = s->connection->addr_text; */ - -#if (NGX_HAVE_INET6) - - if (addr.sockaddr->sa_family == AF_INET6) { - u_char *p; - in_addr_t inaddr; - struct in6_addr *inaddr6; - - inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr; - - if (IN6_IS_ADDR_V4MAPPED(inaddr6)) { - p = inaddr6->s6_addr; - - inaddr = p[12] << 24; - inaddr += p[13] << 16; - inaddr += p[14] << 8; - inaddr += p[15]; - - return inaddr; - } - } - -#endif - - if (addr.sockaddr->sa_family != AF_INET) { - return INADDR_NONE; - } - - sin = (struct sockaddr_in *) addr.sockaddr; - return ntohl(sin->sin_addr.s_addr); -} - - -#if (NGX_HAVE_GEOIP_V6) - -static geoipv6_t -ngx_stream_geoip_addr_v6(ngx_stream_session_t *s, ngx_stream_geoip_conf_t *gcf) -{ - ngx_addr_t addr; - in_addr_t addr4; - struct in6_addr addr6; - struct sockaddr_in *sin; - struct sockaddr_in6 *sin6; - - addr.sockaddr = s->connection->sockaddr; - addr.socklen = s->connection->socklen; - /* addr.name = s->connection->addr_text; */ - - switch (addr.sockaddr->sa_family) { - - case AF_INET: - /* Produce IPv4-mapped IPv6 address. */ - sin = (struct sockaddr_in *) addr.sockaddr; - addr4 = ntohl(sin->sin_addr.s_addr); - - ngx_memzero(&addr6, sizeof(struct in6_addr)); - addr6.s6_addr[10] = 0xff; - addr6.s6_addr[11] = 0xff; - addr6.s6_addr[12] = addr4 >> 24; - addr6.s6_addr[13] = addr4 >> 16; - addr6.s6_addr[14] = addr4 >> 8; - addr6.s6_addr[15] = addr4; - return addr6; - - case AF_INET6: - sin6 = (struct sockaddr_in6 *) addr.sockaddr; - return sin6->sin6_addr; - - default: - return in6addr_any; - } -} - -#endif - - -static ngx_int_t -ngx_stream_geoip_country_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_stream_geoip_variable_handler_pt handler = - ngx_stream_geoip_country_functions[data]; -#if (NGX_HAVE_GEOIP_V6) - ngx_stream_geoip_variable_handler_v6_pt handler_v6 = - ngx_stream_geoip_country_v6_functions[data]; -#endif - - const char *val; - ngx_stream_geoip_conf_t *gcf; - - gcf = ngx_stream_get_module_main_conf(s, ngx_stream_geoip_module); - - if (gcf->country == NULL) { - goto not_found; - } - -#if (NGX_HAVE_GEOIP_V6) - val = gcf->country_v6 - ? handler_v6(gcf->country, ngx_stream_geoip_addr_v6(s, gcf)) - : handler(gcf->country, ngx_stream_geoip_addr(s, gcf)); -#else - val = handler(gcf->country, ngx_stream_geoip_addr(s, gcf)); -#endif - - if (val == NULL) { - goto not_found; - } - - v->len = ngx_strlen(val); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) val; - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_geoip_org_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - size_t len; - char *val; - ngx_stream_geoip_conf_t *gcf; - - gcf = ngx_stream_get_module_main_conf(s, ngx_stream_geoip_module); - - if (gcf->org == NULL) { - goto not_found; - } - -#if (NGX_HAVE_GEOIP_V6) - val = gcf->org_v6 - ? GeoIP_name_by_ipnum_v6(gcf->org, - ngx_stream_geoip_addr_v6(s, gcf)) - : GeoIP_name_by_ipnum(gcf->org, - ngx_stream_geoip_addr(s, gcf)); -#else - val = GeoIP_name_by_ipnum(gcf->org, ngx_stream_geoip_addr(s, gcf)); -#endif - - if (val == NULL) { - goto not_found; - } - - len = ngx_strlen(val); - v->data = ngx_pnalloc(s->connection->pool, len); - if (v->data == NULL) { - ngx_free(val); - return NGX_ERROR; - } - - ngx_memcpy(v->data, val, len); - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - ngx_free(val); - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_geoip_city_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - char *val; - size_t len; - GeoIPRecord *gr; - - gr = ngx_stream_geoip_get_city_record(s); - if (gr == NULL) { - goto not_found; - } - - val = *(char **) ((char *) gr + data); - if (val == NULL) { - goto no_value; - } - - len = ngx_strlen(val); - v->data = ngx_pnalloc(s->connection->pool, len); - if (v->data == NULL) { - GeoIPRecord_delete(gr); - return NGX_ERROR; - } - - ngx_memcpy(v->data, val, len); - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - GeoIPRecord_delete(gr); - - return NGX_OK; - -no_value: - - GeoIPRecord_delete(gr); - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_geoip_region_name_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - size_t len; - const char *val; - GeoIPRecord *gr; - - gr = ngx_stream_geoip_get_city_record(s); - if (gr == NULL) { - goto not_found; - } - - val = GeoIP_region_name_by_code(gr->country_code, gr->region); - - GeoIPRecord_delete(gr); - - if (val == NULL) { - goto not_found; - } - - len = ngx_strlen(val); - v->data = ngx_pnalloc(s->connection->pool, len); - if (v->data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(v->data, val, len); - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_geoip_city_float_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - float val; - GeoIPRecord *gr; - - gr = ngx_stream_geoip_get_city_record(s); - if (gr == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->data = ngx_pnalloc(s->connection->pool, NGX_INT64_LEN + 5); - if (v->data == NULL) { - GeoIPRecord_delete(gr); - return NGX_ERROR; - } - - val = *(float *) ((char *) gr + data); - - v->len = ngx_sprintf(v->data, "%.4f", val) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - GeoIPRecord_delete(gr); - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_geoip_city_int_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - int val; - GeoIPRecord *gr; - - gr = ngx_stream_geoip_get_city_record(s); - if (gr == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->data = ngx_pnalloc(s->connection->pool, NGX_INT64_LEN); - if (v->data == NULL) { - GeoIPRecord_delete(gr); - return NGX_ERROR; - } - - val = *(int *) ((char *) gr + data); - - v->len = ngx_sprintf(v->data, "%d", val) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - GeoIPRecord_delete(gr); - - return NGX_OK; -} - - -static GeoIPRecord * -ngx_stream_geoip_get_city_record(ngx_stream_session_t *s) -{ - ngx_stream_geoip_conf_t *gcf; - - gcf = ngx_stream_get_module_main_conf(s, ngx_stream_geoip_module); - - if (gcf->city) { -#if (NGX_HAVE_GEOIP_V6) - return gcf->city_v6 - ? GeoIP_record_by_ipnum_v6(gcf->city, - ngx_stream_geoip_addr_v6(s, gcf)) - : GeoIP_record_by_ipnum(gcf->city, - ngx_stream_geoip_addr(s, gcf)); -#else - return GeoIP_record_by_ipnum(gcf->city, ngx_stream_geoip_addr(s, gcf)); -#endif - } - - return NULL; -} - - -static ngx_int_t -ngx_stream_geoip_add_variables(ngx_conf_t *cf) -{ - ngx_stream_variable_t *var, *v; - - for (v = ngx_stream_geoip_vars; v->name.len; v++) { - var = ngx_stream_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static void * -ngx_stream_geoip_create_conf(ngx_conf_t *cf) -{ - ngx_pool_cleanup_t *cln; - ngx_stream_geoip_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_geoip_conf_t)); - if (conf == NULL) { - return NULL; - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NULL; - } - - cln->handler = ngx_stream_geoip_cleanup; - cln->data = conf; - - return conf; -} - - -static char * -ngx_stream_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_geoip_conf_t *gcf = conf; - - ngx_str_t *value; - - if (gcf->country) { - return "is duplicate"; - } - - value = cf->args->elts; - - gcf->country = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE); - - if (gcf->country == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "GeoIP_open(\"%V\") failed", &value[1]); - - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - if (ngx_strcmp(value[2].data, "utf8") == 0) { - GeoIP_set_charset(gcf->country, GEOIP_CHARSET_UTF8); - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - switch (gcf->country->databaseType) { - - case GEOIP_COUNTRY_EDITION: - - return NGX_CONF_OK; - -#if (NGX_HAVE_GEOIP_V6) - case GEOIP_COUNTRY_EDITION_V6: - - gcf->country_v6 = 1; - return NGX_CONF_OK; -#endif - - default: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid GeoIP database \"%V\" type:%d", - &value[1], gcf->country->databaseType); - return NGX_CONF_ERROR; - } -} - - -static char * -ngx_stream_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_geoip_conf_t *gcf = conf; - - ngx_str_t *value; - - if (gcf->org) { - return "is duplicate"; - } - - value = cf->args->elts; - - gcf->org = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE); - - if (gcf->org == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "GeoIP_open(\"%V\") failed", &value[1]); - - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - if (ngx_strcmp(value[2].data, "utf8") == 0) { - GeoIP_set_charset(gcf->org, GEOIP_CHARSET_UTF8); - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - switch (gcf->org->databaseType) { - - case GEOIP_ISP_EDITION: - case GEOIP_ORG_EDITION: - case GEOIP_DOMAIN_EDITION: - case GEOIP_ASNUM_EDITION: - - return NGX_CONF_OK; - -#if (NGX_HAVE_GEOIP_V6) - case GEOIP_ISP_EDITION_V6: - case GEOIP_ORG_EDITION_V6: - case GEOIP_DOMAIN_EDITION_V6: - case GEOIP_ASNUM_EDITION_V6: - - gcf->org_v6 = 1; - return NGX_CONF_OK; -#endif - - default: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid GeoIP database \"%V\" type:%d", - &value[1], gcf->org->databaseType); - return NGX_CONF_ERROR; - } -} - - -static char * -ngx_stream_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_geoip_conf_t *gcf = conf; - - ngx_str_t *value; - - if (gcf->city) { - return "is duplicate"; - } - - value = cf->args->elts; - - gcf->city = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE); - - if (gcf->city == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "GeoIP_open(\"%V\") failed", &value[1]); - - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - if (ngx_strcmp(value[2].data, "utf8") == 0) { - GeoIP_set_charset(gcf->city, GEOIP_CHARSET_UTF8); - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - switch (gcf->city->databaseType) { - - case GEOIP_CITY_EDITION_REV0: - case GEOIP_CITY_EDITION_REV1: - - return NGX_CONF_OK; - -#if (NGX_HAVE_GEOIP_V6) - case GEOIP_CITY_EDITION_REV0_V6: - case GEOIP_CITY_EDITION_REV1_V6: - - gcf->city_v6 = 1; - return NGX_CONF_OK; -#endif - - default: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid GeoIP City database \"%V\" type:%d", - &value[1], gcf->city->databaseType); - return NGX_CONF_ERROR; - } -} - - -static void -ngx_stream_geoip_cleanup(void *data) -{ - ngx_stream_geoip_conf_t *gcf = data; - - if (gcf->country) { - GeoIP_delete(gcf->country); - } - - if (gcf->org) { - GeoIP_delete(gcf->org); - } - - if (gcf->city) { - GeoIP_delete(gcf->city); - } -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_handler.c b/src/nginx-1.18.0/src/stream/ngx_stream_handler.c deleted file mode 100644 index 669b6a1..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_handler.c +++ /dev/null @@ -1,385 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - - -static void ngx_stream_log_session(ngx_stream_session_t *s); -static void ngx_stream_close_connection(ngx_connection_t *c); -static u_char *ngx_stream_log_error(ngx_log_t *log, u_char *buf, size_t len); -static void ngx_stream_proxy_protocol_handler(ngx_event_t *rev); - - -void -ngx_stream_init_connection(ngx_connection_t *c) -{ - u_char text[NGX_SOCKADDR_STRLEN]; - size_t len; - ngx_uint_t i; - ngx_time_t *tp; - ngx_event_t *rev; - struct sockaddr *sa; - ngx_stream_port_t *port; - struct sockaddr_in *sin; - ngx_stream_in_addr_t *addr; - ngx_stream_session_t *s; - ngx_stream_addr_conf_t *addr_conf; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; - ngx_stream_in6_addr_t *addr6; -#endif - ngx_stream_core_srv_conf_t *cscf; - ngx_stream_core_main_conf_t *cmcf; - - /* find the server configuration for the address:port */ - - port = c->listening->servers; - - if (port->naddrs > 1) { - - /* - * There are several addresses on this port and one of them - * is the "*:port" wildcard so getsockname() is needed to determine - * the server address. - * - * AcceptEx() and recvmsg() already gave this address. - */ - - if (ngx_connection_local_sockaddr(c, NULL, 0) != NGX_OK) { - ngx_stream_close_connection(c); - return; - } - - sa = c->local_sockaddr; - - switch (sa->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) sa; - - addr6 = port->addrs; - - /* the last address is "*" */ - - for (i = 0; i < port->naddrs - 1; i++) { - if (ngx_memcmp(&addr6[i].addr6, &sin6->sin6_addr, 16) == 0) { - break; - } - } - - addr_conf = &addr6[i].conf; - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) sa; - - addr = port->addrs; - - /* the last address is "*" */ - - for (i = 0; i < port->naddrs - 1; i++) { - if (addr[i].addr == sin->sin_addr.s_addr) { - break; - } - } - - addr_conf = &addr[i].conf; - - break; - } - - } else { - switch (c->local_sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - addr6 = port->addrs; - addr_conf = &addr6[0].conf; - break; -#endif - - default: /* AF_INET */ - addr = port->addrs; - addr_conf = &addr[0].conf; - break; - } - } - - s = ngx_pcalloc(c->pool, sizeof(ngx_stream_session_t)); - if (s == NULL) { - ngx_stream_close_connection(c); - return; - } - - s->signature = NGX_STREAM_MODULE; - s->main_conf = addr_conf->ctx->main_conf; - s->srv_conf = addr_conf->ctx->srv_conf; - -#if (NGX_STREAM_SSL) - s->ssl = addr_conf->ssl; -#endif - - if (c->buffer) { - s->received += c->buffer->last - c->buffer->pos; - } - - s->connection = c; - c->data = s; - - cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); - - ngx_set_connection_log(c, cscf->error_log); - - len = ngx_sock_ntop(c->sockaddr, c->socklen, text, NGX_SOCKADDR_STRLEN, 1); - - ngx_log_error(NGX_LOG_INFO, c->log, 0, "*%uA %sclient %*s connected to %V", - c->number, c->type == SOCK_DGRAM ? "udp " : "", - len, text, &addr_conf->addr_text); - - c->log->connection = c->number; - c->log->handler = ngx_stream_log_error; - c->log->data = s; - c->log->action = "initializing session"; - c->log_error = NGX_ERROR_INFO; - - s->ctx = ngx_pcalloc(c->pool, sizeof(void *) * ngx_stream_max_module); - if (s->ctx == NULL) { - ngx_stream_close_connection(c); - return; - } - - cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); - - s->variables = ngx_pcalloc(s->connection->pool, - cmcf->variables.nelts - * sizeof(ngx_stream_variable_value_t)); - - if (s->variables == NULL) { - ngx_stream_close_connection(c); - return; - } - - tp = ngx_timeofday(); - s->start_sec = tp->sec; - s->start_msec = tp->msec; - - rev = c->read; - rev->handler = ngx_stream_session_handler; - - if (addr_conf->proxy_protocol) { - c->log->action = "reading PROXY protocol"; - - rev->handler = ngx_stream_proxy_protocol_handler; - - if (!rev->ready) { - ngx_add_timer(rev, cscf->proxy_protocol_timeout); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_stream_finalize_session(s, - NGX_STREAM_INTERNAL_SERVER_ERROR); - } - - return; - } - } - - if (ngx_use_accept_mutex) { - ngx_post_event(rev, &ngx_posted_events); - return; - } - - rev->handler(rev); -} - - -static void -ngx_stream_proxy_protocol_handler(ngx_event_t *rev) -{ - u_char *p, buf[NGX_PROXY_PROTOCOL_MAX_HEADER]; - size_t size; - ssize_t n; - ngx_err_t err; - ngx_connection_t *c; - ngx_stream_session_t *s; - ngx_stream_core_srv_conf_t *cscf; - - c = rev->data; - s = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream PROXY protocol handler"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - n = recv(c->fd, (char *) buf, sizeof(buf), MSG_PEEK); - - err = ngx_socket_errno; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, "recv(): %z", n); - - if (n == -1) { - if (err == NGX_EAGAIN) { - rev->ready = 0; - - if (!rev->timer_set) { - cscf = ngx_stream_get_module_srv_conf(s, - ngx_stream_core_module); - - ngx_add_timer(rev, cscf->proxy_protocol_timeout); - } - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_stream_finalize_session(s, - NGX_STREAM_INTERNAL_SERVER_ERROR); - } - - return; - } - - ngx_connection_error(c, err, "recv() failed"); - - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - if (rev->timer_set) { - ngx_del_timer(rev); - } - - p = ngx_proxy_protocol_read(c, buf, buf + n); - - if (p == NULL) { - ngx_stream_finalize_session(s, NGX_STREAM_BAD_REQUEST); - return; - } - - size = p - buf; - - if (c->recv(c, buf, size) != (ssize_t) size) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - c->log->action = "initializing session"; - - ngx_stream_session_handler(rev); -} - - -void -ngx_stream_session_handler(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_stream_session_t *s; - - c = rev->data; - s = c->data; - - ngx_stream_core_run_phases(s); -} - - -void -ngx_stream_finalize_session(ngx_stream_session_t *s, ngx_uint_t rc) -{ - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "finalize stream session: %i", rc); - - s->status = rc; - - ngx_stream_log_session(s); - - ngx_stream_close_connection(s->connection); -} - - -static void -ngx_stream_log_session(ngx_stream_session_t *s) -{ - ngx_uint_t i, n; - ngx_stream_handler_pt *log_handler; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); - - log_handler = cmcf->phases[NGX_STREAM_LOG_PHASE].handlers.elts; - n = cmcf->phases[NGX_STREAM_LOG_PHASE].handlers.nelts; - - for (i = 0; i < n; i++) { - log_handler[i](s); - } -} - - -static void -ngx_stream_close_connection(ngx_connection_t *c) -{ - ngx_pool_t *pool; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, - "close stream connection: %d", c->fd); - -#if (NGX_STREAM_SSL) - - if (c->ssl) { - if (ngx_ssl_shutdown(c) == NGX_AGAIN) { - c->ssl->handler = ngx_stream_close_connection; - return; - } - } - -#endif - -#if (NGX_STAT_STUB) - (void) ngx_atomic_fetch_add(ngx_stat_active, -1); -#endif - - pool = c->pool; - - ngx_close_connection(c); - - ngx_destroy_pool(pool); -} - - -static u_char * -ngx_stream_log_error(ngx_log_t *log, u_char *buf, size_t len) -{ - u_char *p; - ngx_stream_session_t *s; - - if (log->action) { - p = ngx_snprintf(buf, len, " while %s", log->action); - len -= p - buf; - buf = p; - } - - s = log->data; - - p = ngx_snprintf(buf, len, ", %sclient: %V, server: %V", - s->connection->type == SOCK_DGRAM ? "udp " : "", - &s->connection->addr_text, - &s->connection->listening->addr_text); - len -= p - buf; - buf = p; - - if (s->log_handler) { - p = s->log_handler(log, buf, len); - } - - return p; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_limit_conn_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_limit_conn_module.c deleted file mode 100644 index bae034a..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_limit_conn_module.c +++ /dev/null @@ -1,737 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -#define NGX_STREAM_LIMIT_CONN_PASSED 1 -#define NGX_STREAM_LIMIT_CONN_REJECTED 2 -#define NGX_STREAM_LIMIT_CONN_REJECTED_DRY_RUN 3 - - -typedef struct { - u_char color; - u_char len; - u_short conn; - u_char data[1]; -} ngx_stream_limit_conn_node_t; - - -typedef struct { - ngx_shm_zone_t *shm_zone; - ngx_rbtree_node_t *node; -} ngx_stream_limit_conn_cleanup_t; - - -typedef struct { - ngx_rbtree_t rbtree; - ngx_rbtree_node_t sentinel; -} ngx_stream_limit_conn_shctx_t; - - -typedef struct { - ngx_stream_limit_conn_shctx_t *sh; - ngx_slab_pool_t *shpool; - ngx_stream_complex_value_t key; -} ngx_stream_limit_conn_ctx_t; - - -typedef struct { - ngx_shm_zone_t *shm_zone; - ngx_uint_t conn; -} ngx_stream_limit_conn_limit_t; - - -typedef struct { - ngx_array_t limits; - ngx_uint_t log_level; - ngx_flag_t dry_run; -} ngx_stream_limit_conn_conf_t; - - -static ngx_rbtree_node_t *ngx_stream_limit_conn_lookup(ngx_rbtree_t *rbtree, - ngx_str_t *key, uint32_t hash); -static void ngx_stream_limit_conn_cleanup(void *data); -static ngx_inline void ngx_stream_limit_conn_cleanup_all(ngx_pool_t *pool); - -static ngx_int_t ngx_stream_limit_conn_status_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static void *ngx_stream_limit_conn_create_conf(ngx_conf_t *cf); -static char *ngx_stream_limit_conn_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_stream_limit_conn_zone(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_limit_conn(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_stream_limit_conn_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_stream_limit_conn_init(ngx_conf_t *cf); - - -static ngx_conf_enum_t ngx_stream_limit_conn_log_levels[] = { - { ngx_string("info"), NGX_LOG_INFO }, - { ngx_string("notice"), NGX_LOG_NOTICE }, - { ngx_string("warn"), NGX_LOG_WARN }, - { ngx_string("error"), NGX_LOG_ERR }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_stream_limit_conn_commands[] = { - - { ngx_string("limit_conn_zone"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE2, - ngx_stream_limit_conn_zone, - 0, - 0, - NULL }, - - { ngx_string("limit_conn"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE2, - ngx_stream_limit_conn, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("limit_conn_log_level"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_limit_conn_conf_t, log_level), - &ngx_stream_limit_conn_log_levels }, - - { ngx_string("limit_conn_dry_run"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_limit_conn_conf_t, dry_run), - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_limit_conn_module_ctx = { - ngx_stream_limit_conn_add_variables, /* preconfiguration */ - ngx_stream_limit_conn_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_limit_conn_create_conf, /* create server configuration */ - ngx_stream_limit_conn_merge_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_limit_conn_module = { - NGX_MODULE_V1, - &ngx_stream_limit_conn_module_ctx, /* module context */ - ngx_stream_limit_conn_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_stream_variable_t ngx_stream_limit_conn_vars[] = { - - { ngx_string("limit_conn_status"), NULL, - ngx_stream_limit_conn_status_variable, 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - ngx_stream_null_variable -}; - - -static ngx_str_t ngx_stream_limit_conn_status[] = { - ngx_string("PASSED"), - ngx_string("REJECTED"), - ngx_string("REJECTED_DRY_RUN") -}; - - -static ngx_int_t -ngx_stream_limit_conn_handler(ngx_stream_session_t *s) -{ - size_t n; - uint32_t hash; - ngx_str_t key; - ngx_uint_t i; - ngx_rbtree_node_t *node; - ngx_pool_cleanup_t *cln; - ngx_stream_limit_conn_ctx_t *ctx; - ngx_stream_limit_conn_node_t *lc; - ngx_stream_limit_conn_conf_t *lccf; - ngx_stream_limit_conn_limit_t *limits; - ngx_stream_limit_conn_cleanup_t *lccln; - - lccf = ngx_stream_get_module_srv_conf(s, ngx_stream_limit_conn_module); - limits = lccf->limits.elts; - - for (i = 0; i < lccf->limits.nelts; i++) { - ctx = limits[i].shm_zone->data; - - if (ngx_stream_complex_value(s, &ctx->key, &key) != NGX_OK) { - return NGX_ERROR; - } - - if (key.len == 0) { - continue; - } - - if (key.len > 255) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "the value of the \"%V\" key " - "is more than 255 bytes: \"%V\"", - &ctx->key.value, &key); - continue; - } - - s->limit_conn_status = NGX_STREAM_LIMIT_CONN_PASSED; - - hash = ngx_crc32_short(key.data, key.len); - - ngx_shmtx_lock(&ctx->shpool->mutex); - - node = ngx_stream_limit_conn_lookup(&ctx->sh->rbtree, &key, hash); - - if (node == NULL) { - - n = offsetof(ngx_rbtree_node_t, color) - + offsetof(ngx_stream_limit_conn_node_t, data) - + key.len; - - node = ngx_slab_alloc_locked(ctx->shpool, n); - - if (node == NULL) { - ngx_shmtx_unlock(&ctx->shpool->mutex); - ngx_stream_limit_conn_cleanup_all(s->connection->pool); - - if (lccf->dry_run) { - s->limit_conn_status = - NGX_STREAM_LIMIT_CONN_REJECTED_DRY_RUN; - return NGX_DECLINED; - } - - s->limit_conn_status = NGX_STREAM_LIMIT_CONN_REJECTED; - - return NGX_STREAM_SERVICE_UNAVAILABLE; - } - - lc = (ngx_stream_limit_conn_node_t *) &node->color; - - node->key = hash; - lc->len = (u_char) key.len; - lc->conn = 1; - ngx_memcpy(lc->data, key.data, key.len); - - ngx_rbtree_insert(&ctx->sh->rbtree, node); - - } else { - - lc = (ngx_stream_limit_conn_node_t *) &node->color; - - if ((ngx_uint_t) lc->conn >= limits[i].conn) { - - ngx_shmtx_unlock(&ctx->shpool->mutex); - - ngx_log_error(lccf->log_level, s->connection->log, 0, - "limiting connections%s by zone \"%V\"", - lccf->dry_run ? ", dry run," : "", - &limits[i].shm_zone->shm.name); - - ngx_stream_limit_conn_cleanup_all(s->connection->pool); - - if (lccf->dry_run) { - s->limit_conn_status = - NGX_STREAM_LIMIT_CONN_REJECTED_DRY_RUN; - return NGX_DECLINED; - } - - s->limit_conn_status = NGX_STREAM_LIMIT_CONN_REJECTED; - - return NGX_STREAM_SERVICE_UNAVAILABLE; - } - - lc->conn++; - } - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "limit conn: %08Xi %d", node->key, lc->conn); - - ngx_shmtx_unlock(&ctx->shpool->mutex); - - cln = ngx_pool_cleanup_add(s->connection->pool, - sizeof(ngx_stream_limit_conn_cleanup_t)); - if (cln == NULL) { - return NGX_ERROR; - } - - cln->handler = ngx_stream_limit_conn_cleanup; - lccln = cln->data; - - lccln->shm_zone = limits[i].shm_zone; - lccln->node = node; - } - - return NGX_DECLINED; -} - - -static void -ngx_stream_limit_conn_rbtree_insert_value(ngx_rbtree_node_t *temp, - ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) -{ - ngx_rbtree_node_t **p; - ngx_stream_limit_conn_node_t *lcn, *lcnt; - - for ( ;; ) { - - if (node->key < temp->key) { - - p = &temp->left; - - } else if (node->key > temp->key) { - - p = &temp->right; - - } else { /* node->key == temp->key */ - - lcn = (ngx_stream_limit_conn_node_t *) &node->color; - lcnt = (ngx_stream_limit_conn_node_t *) &temp->color; - - p = (ngx_memn2cmp(lcn->data, lcnt->data, lcn->len, lcnt->len) < 0) - ? &temp->left : &temp->right; - } - - if (*p == sentinel) { - break; - } - - temp = *p; - } - - *p = node; - node->parent = temp; - node->left = sentinel; - node->right = sentinel; - ngx_rbt_red(node); -} - - -static ngx_rbtree_node_t * -ngx_stream_limit_conn_lookup(ngx_rbtree_t *rbtree, ngx_str_t *key, - uint32_t hash) -{ - ngx_int_t rc; - ngx_rbtree_node_t *node, *sentinel; - ngx_stream_limit_conn_node_t *lcn; - - node = rbtree->root; - sentinel = rbtree->sentinel; - - while (node != sentinel) { - - if (hash < node->key) { - node = node->left; - continue; - } - - if (hash > node->key) { - node = node->right; - continue; - } - - /* hash == node->key */ - - lcn = (ngx_stream_limit_conn_node_t *) &node->color; - - rc = ngx_memn2cmp(key->data, lcn->data, key->len, (size_t) lcn->len); - - if (rc == 0) { - return node; - } - - node = (rc < 0) ? node->left : node->right; - } - - return NULL; -} - - -static void -ngx_stream_limit_conn_cleanup(void *data) -{ - ngx_stream_limit_conn_cleanup_t *lccln = data; - - ngx_rbtree_node_t *node; - ngx_stream_limit_conn_ctx_t *ctx; - ngx_stream_limit_conn_node_t *lc; - - ctx = lccln->shm_zone->data; - node = lccln->node; - lc = (ngx_stream_limit_conn_node_t *) &node->color; - - ngx_shmtx_lock(&ctx->shpool->mutex); - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, lccln->shm_zone->shm.log, 0, - "limit conn cleanup: %08Xi %d", node->key, lc->conn); - - lc->conn--; - - if (lc->conn == 0) { - ngx_rbtree_delete(&ctx->sh->rbtree, node); - ngx_slab_free_locked(ctx->shpool, node); - } - - ngx_shmtx_unlock(&ctx->shpool->mutex); -} - - -static ngx_inline void -ngx_stream_limit_conn_cleanup_all(ngx_pool_t *pool) -{ - ngx_pool_cleanup_t *cln; - - cln = pool->cleanup; - - while (cln && cln->handler == ngx_stream_limit_conn_cleanup) { - ngx_stream_limit_conn_cleanup(cln->data); - cln = cln->next; - } - - pool->cleanup = cln; -} - - -static ngx_int_t -ngx_stream_limit_conn_init_zone(ngx_shm_zone_t *shm_zone, void *data) -{ - ngx_stream_limit_conn_ctx_t *octx = data; - - size_t len; - ngx_stream_limit_conn_ctx_t *ctx; - - ctx = shm_zone->data; - - if (octx) { - if (ctx->key.value.len != octx->key.value.len - || ngx_strncmp(ctx->key.value.data, octx->key.value.data, - ctx->key.value.len) - != 0) - { - ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, - "limit_conn_zone \"%V\" uses the \"%V\" key " - "while previously it used the \"%V\" key", - &shm_zone->shm.name, &ctx->key.value, - &octx->key.value); - return NGX_ERROR; - } - - ctx->sh = octx->sh; - ctx->shpool = octx->shpool; - - return NGX_OK; - } - - ctx->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; - - if (shm_zone->shm.exists) { - ctx->sh = ctx->shpool->data; - - return NGX_OK; - } - - ctx->sh = ngx_slab_alloc(ctx->shpool, - sizeof(ngx_stream_limit_conn_shctx_t)); - if (ctx->sh == NULL) { - return NGX_ERROR; - } - - ctx->shpool->data = ctx->sh; - - ngx_rbtree_init(&ctx->sh->rbtree, &ctx->sh->sentinel, - ngx_stream_limit_conn_rbtree_insert_value); - - len = sizeof(" in limit_conn_zone \"\"") + shm_zone->shm.name.len; - - ctx->shpool->log_ctx = ngx_slab_alloc(ctx->shpool, len); - if (ctx->shpool->log_ctx == NULL) { - return NGX_ERROR; - } - - ngx_sprintf(ctx->shpool->log_ctx, " in limit_conn_zone \"%V\"%Z", - &shm_zone->shm.name); - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_limit_conn_status_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - if (s->limit_conn_status == 0) { - v->not_found = 1; - return NGX_OK; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = ngx_stream_limit_conn_status[s->limit_conn_status - 1].len; - v->data = ngx_stream_limit_conn_status[s->limit_conn_status - 1].data; - - return NGX_OK; -} - - -static void * -ngx_stream_limit_conn_create_conf(ngx_conf_t *cf) -{ - ngx_stream_limit_conn_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_limit_conn_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->limits.elts = NULL; - */ - - conf->log_level = NGX_CONF_UNSET_UINT; - conf->dry_run = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_stream_limit_conn_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_limit_conn_conf_t *prev = parent; - ngx_stream_limit_conn_conf_t *conf = child; - - if (conf->limits.elts == NULL) { - conf->limits = prev->limits; - } - - ngx_conf_merge_uint_value(conf->log_level, prev->log_level, NGX_LOG_ERR); - - ngx_conf_merge_value(conf->dry_run, prev->dry_run, 0); - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_limit_conn_zone(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - u_char *p; - ssize_t size; - ngx_str_t *value, name, s; - ngx_uint_t i; - ngx_shm_zone_t *shm_zone; - ngx_stream_limit_conn_ctx_t *ctx; - ngx_stream_compile_complex_value_t ccv; - - value = cf->args->elts; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_stream_limit_conn_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &ctx->key; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - size = 0; - name.len = 0; - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "zone=", 5) == 0) { - - name.data = value[i].data + 5; - - p = (u_char *) ngx_strchr(name.data, ':'); - - if (p == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - name.len = p - name.data; - - s.data = p + 1; - s.len = value[i].data + value[i].len - s.data; - - size = ngx_parse_size(&s); - - if (size == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (size < (ssize_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "zone \"%V\" is too small", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (name.len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" must have \"zone\" parameter", - &cmd->name); - return NGX_CONF_ERROR; - } - - shm_zone = ngx_shared_memory_add(cf, &name, size, - &ngx_stream_limit_conn_module); - if (shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - if (shm_zone->data) { - ctx = shm_zone->data; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%V \"%V\" is already bound to key \"%V\"", - &cmd->name, &name, &ctx->key.value); - return NGX_CONF_ERROR; - } - - shm_zone->init = ngx_stream_limit_conn_init_zone; - shm_zone->data = ctx; - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_limit_conn(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_shm_zone_t *shm_zone; - ngx_stream_limit_conn_conf_t *lccf = conf; - ngx_stream_limit_conn_limit_t *limit, *limits; - - ngx_str_t *value; - ngx_int_t n; - ngx_uint_t i; - - value = cf->args->elts; - - shm_zone = ngx_shared_memory_add(cf, &value[1], 0, - &ngx_stream_limit_conn_module); - if (shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - limits = lccf->limits.elts; - - if (limits == NULL) { - if (ngx_array_init(&lccf->limits, cf->pool, 1, - sizeof(ngx_stream_limit_conn_limit_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - for (i = 0; i < lccf->limits.nelts; i++) { - if (shm_zone == limits[i].shm_zone) { - return "is duplicate"; - } - } - - n = ngx_atoi(value[2].data, value[2].len); - if (n <= 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid number of connections \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - if (n > 65535) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "connection limit must be less 65536"); - return NGX_CONF_ERROR; - } - - limit = ngx_array_push(&lccf->limits); - if (limit == NULL) { - return NGX_CONF_ERROR; - } - - limit->conn = n; - limit->shm_zone = shm_zone; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_stream_limit_conn_add_variables(ngx_conf_t *cf) -{ - ngx_stream_variable_t *var, *v; - - for (v = ngx_stream_limit_conn_vars; v->name.len; v++) { - var = ngx_stream_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_limit_conn_init(ngx_conf_t *cf) -{ - ngx_stream_handler_pt *h; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_STREAM_PREACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_stream_limit_conn_handler; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_log_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_log_module.c deleted file mode 100644 index 0ff7f42..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_log_module.c +++ /dev/null @@ -1,1596 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - -#if (NGX_ZLIB) -#include -#endif - - -typedef struct ngx_stream_log_op_s ngx_stream_log_op_t; - -typedef u_char *(*ngx_stream_log_op_run_pt) (ngx_stream_session_t *s, - u_char *buf, ngx_stream_log_op_t *op); - -typedef size_t (*ngx_stream_log_op_getlen_pt) (ngx_stream_session_t *s, - uintptr_t data); - - -struct ngx_stream_log_op_s { - size_t len; - ngx_stream_log_op_getlen_pt getlen; - ngx_stream_log_op_run_pt run; - uintptr_t data; -}; - - -typedef struct { - ngx_str_t name; - ngx_array_t *flushes; - ngx_array_t *ops; /* array of ngx_stream_log_op_t */ -} ngx_stream_log_fmt_t; - - -typedef struct { - ngx_array_t formats; /* array of ngx_stream_log_fmt_t */ -} ngx_stream_log_main_conf_t; - - -typedef struct { - u_char *start; - u_char *pos; - u_char *last; - - ngx_event_t *event; - ngx_msec_t flush; - ngx_int_t gzip; -} ngx_stream_log_buf_t; - - -typedef struct { - ngx_array_t *lengths; - ngx_array_t *values; -} ngx_stream_log_script_t; - - -typedef struct { - ngx_open_file_t *file; - ngx_stream_log_script_t *script; - time_t disk_full_time; - time_t error_log_time; - ngx_syslog_peer_t *syslog_peer; - ngx_stream_log_fmt_t *format; - ngx_stream_complex_value_t *filter; -} ngx_stream_log_t; - - -typedef struct { - ngx_array_t *logs; /* array of ngx_stream_log_t */ - - ngx_open_file_cache_t *open_file_cache; - time_t open_file_cache_valid; - ngx_uint_t open_file_cache_min_uses; - - ngx_uint_t off; /* unsigned off:1 */ -} ngx_stream_log_srv_conf_t; - - -typedef struct { - ngx_str_t name; - size_t len; - ngx_stream_log_op_run_pt run; -} ngx_stream_log_var_t; - - -#define NGX_STREAM_LOG_ESCAPE_DEFAULT 0 -#define NGX_STREAM_LOG_ESCAPE_JSON 1 -#define NGX_STREAM_LOG_ESCAPE_NONE 2 - - -static void ngx_stream_log_write(ngx_stream_session_t *s, ngx_stream_log_t *log, - u_char *buf, size_t len); -static ssize_t ngx_stream_log_script_write(ngx_stream_session_t *s, - ngx_stream_log_script_t *script, u_char **name, u_char *buf, size_t len); - -#if (NGX_ZLIB) -static ssize_t ngx_stream_log_gzip(ngx_fd_t fd, u_char *buf, size_t len, - ngx_int_t level, ngx_log_t *log); - -static void *ngx_stream_log_gzip_alloc(void *opaque, u_int items, u_int size); -static void ngx_stream_log_gzip_free(void *opaque, void *address); -#endif - -static void ngx_stream_log_flush(ngx_open_file_t *file, ngx_log_t *log); -static void ngx_stream_log_flush_handler(ngx_event_t *ev); - -static ngx_int_t ngx_stream_log_variable_compile(ngx_conf_t *cf, - ngx_stream_log_op_t *op, ngx_str_t *value, ngx_uint_t escape); -static size_t ngx_stream_log_variable_getlen(ngx_stream_session_t *s, - uintptr_t data); -static u_char *ngx_stream_log_variable(ngx_stream_session_t *s, u_char *buf, - ngx_stream_log_op_t *op); -static uintptr_t ngx_stream_log_escape(u_char *dst, u_char *src, size_t size); -static size_t ngx_stream_log_json_variable_getlen(ngx_stream_session_t *s, - uintptr_t data); -static u_char *ngx_stream_log_json_variable(ngx_stream_session_t *s, - u_char *buf, ngx_stream_log_op_t *op); -static size_t ngx_stream_log_unescaped_variable_getlen(ngx_stream_session_t *s, - uintptr_t data); -static u_char *ngx_stream_log_unescaped_variable(ngx_stream_session_t *s, - u_char *buf, ngx_stream_log_op_t *op); - - -static void *ngx_stream_log_create_main_conf(ngx_conf_t *cf); -static void *ngx_stream_log_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_log_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_stream_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_log_compile_format(ngx_conf_t *cf, - ngx_array_t *flushes, ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s); -static char *ngx_stream_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_stream_log_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_stream_log_commands[] = { - - { ngx_string("log_format"), - NGX_STREAM_MAIN_CONF|NGX_CONF_2MORE, - ngx_stream_log_set_format, - NGX_STREAM_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("access_log"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, - ngx_stream_log_set_log, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("open_log_file_cache"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1234, - ngx_stream_log_open_file_cache, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_log_module_ctx = { - NULL, /* preconfiguration */ - ngx_stream_log_init, /* postconfiguration */ - - ngx_stream_log_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_log_create_srv_conf, /* create server configuration */ - ngx_stream_log_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_log_module = { - NGX_MODULE_V1, - &ngx_stream_log_module_ctx, /* module context */ - ngx_stream_log_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_log_handler(ngx_stream_session_t *s) -{ - u_char *line, *p; - size_t len, size; - ssize_t n; - ngx_str_t val; - ngx_uint_t i, l; - ngx_stream_log_t *log; - ngx_stream_log_op_t *op; - ngx_stream_log_buf_t *buffer; - ngx_stream_log_srv_conf_t *lscf; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream log handler"); - - lscf = ngx_stream_get_module_srv_conf(s, ngx_stream_log_module); - - if (lscf->off || lscf->logs == NULL) { - return NGX_OK; - } - - log = lscf->logs->elts; - for (l = 0; l < lscf->logs->nelts; l++) { - - if (log[l].filter) { - if (ngx_stream_complex_value(s, log[l].filter, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len == 0 || (val.len == 1 && val.data[0] == '0')) { - continue; - } - } - - if (ngx_time() == log[l].disk_full_time) { - - /* - * on FreeBSD writing to a full filesystem with enabled softupdates - * may block process for much longer time than writing to non-full - * filesystem, so we skip writing to a log for one second - */ - - continue; - } - - ngx_stream_script_flush_no_cacheable_variables(s, - log[l].format->flushes); - - len = 0; - op = log[l].format->ops->elts; - for (i = 0; i < log[l].format->ops->nelts; i++) { - if (op[i].len == 0) { - len += op[i].getlen(s, op[i].data); - - } else { - len += op[i].len; - } - } - - if (log[l].syslog_peer) { - - /* length of syslog's PRI and HEADER message parts */ - len += sizeof("<255>Jan 01 00:00:00 ") - 1 - + ngx_cycle->hostname.len + 1 - + log[l].syslog_peer->tag.len + 2; - - goto alloc_line; - } - - len += NGX_LINEFEED_SIZE; - - buffer = log[l].file ? log[l].file->data : NULL; - - if (buffer) { - - if (len > (size_t) (buffer->last - buffer->pos)) { - - ngx_stream_log_write(s, &log[l], buffer->start, - buffer->pos - buffer->start); - - buffer->pos = buffer->start; - } - - if (len <= (size_t) (buffer->last - buffer->pos)) { - - p = buffer->pos; - - if (buffer->event && p == buffer->start) { - ngx_add_timer(buffer->event, buffer->flush); - } - - for (i = 0; i < log[l].format->ops->nelts; i++) { - p = op[i].run(s, p, &op[i]); - } - - ngx_linefeed(p); - - buffer->pos = p; - - continue; - } - - if (buffer->event && buffer->event->timer_set) { - ngx_del_timer(buffer->event); - } - } - - alloc_line: - - line = ngx_pnalloc(s->connection->pool, len); - if (line == NULL) { - return NGX_ERROR; - } - - p = line; - - if (log[l].syslog_peer) { - p = ngx_syslog_add_header(log[l].syslog_peer, line); - } - - for (i = 0; i < log[l].format->ops->nelts; i++) { - p = op[i].run(s, p, &op[i]); - } - - if (log[l].syslog_peer) { - - size = p - line; - - n = ngx_syslog_send(log[l].syslog_peer, line, size); - - if (n < 0) { - ngx_log_error(NGX_LOG_WARN, s->connection->log, 0, - "send() to syslog failed"); - - } else if ((size_t) n != size) { - ngx_log_error(NGX_LOG_WARN, s->connection->log, 0, - "send() to syslog has written only %z of %uz", - n, size); - } - - continue; - } - - ngx_linefeed(p); - - ngx_stream_log_write(s, &log[l], line, p - line); - } - - return NGX_OK; -} - - -static void -ngx_stream_log_write(ngx_stream_session_t *s, ngx_stream_log_t *log, - u_char *buf, size_t len) -{ - u_char *name; - time_t now; - ssize_t n; - ngx_err_t err; -#if (NGX_ZLIB) - ngx_stream_log_buf_t *buffer; -#endif - - if (log->script == NULL) { - name = log->file->name.data; - -#if (NGX_ZLIB) - buffer = log->file->data; - - if (buffer && buffer->gzip) { - n = ngx_stream_log_gzip(log->file->fd, buf, len, buffer->gzip, - s->connection->log); - } else { - n = ngx_write_fd(log->file->fd, buf, len); - } -#else - n = ngx_write_fd(log->file->fd, buf, len); -#endif - - } else { - name = NULL; - n = ngx_stream_log_script_write(s, log->script, &name, buf, len); - } - - if (n == (ssize_t) len) { - return; - } - - now = ngx_time(); - - if (n == -1) { - err = ngx_errno; - - if (err == NGX_ENOSPC) { - log->disk_full_time = now; - } - - if (now - log->error_log_time > 59) { - ngx_log_error(NGX_LOG_ALERT, s->connection->log, err, - ngx_write_fd_n " to \"%s\" failed", name); - - log->error_log_time = now; - } - - return; - } - - if (now - log->error_log_time > 59) { - ngx_log_error(NGX_LOG_ALERT, s->connection->log, 0, - ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz", - name, n, len); - - log->error_log_time = now; - } -} - - -static ssize_t -ngx_stream_log_script_write(ngx_stream_session_t *s, - ngx_stream_log_script_t *script, u_char **name, u_char *buf, size_t len) -{ - ssize_t n; - ngx_str_t log; - ngx_open_file_info_t of; - ngx_stream_log_srv_conf_t *lscf; - - if (ngx_stream_script_run(s, &log, script->lengths->elts, 1, - script->values->elts) - == NULL) - { - /* simulate successful logging */ - return len; - } - - log.data[log.len - 1] = '\0'; - *name = log.data; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream log \"%s\"", log.data); - - lscf = ngx_stream_get_module_srv_conf(s, ngx_stream_log_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.log = 1; - of.valid = lscf->open_file_cache_valid; - of.min_uses = lscf->open_file_cache_min_uses; - of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; - - if (ngx_open_cached_file(lscf->open_file_cache, &log, &of, - s->connection->pool) - != NGX_OK) - { - if (of.err == 0) { - /* simulate successful logging */ - return len; - } - - ngx_log_error(NGX_LOG_CRIT, s->connection->log, ngx_errno, - "%s \"%s\" failed", of.failed, log.data); - /* simulate successful logging */ - return len; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream log #%d", of.fd); - - n = ngx_write_fd(of.fd, buf, len); - - return n; -} - - -#if (NGX_ZLIB) - -static ssize_t -ngx_stream_log_gzip(ngx_fd_t fd, u_char *buf, size_t len, ngx_int_t level, - ngx_log_t *log) -{ - int rc, wbits, memlevel; - u_char *out; - size_t size; - ssize_t n; - z_stream zstream; - ngx_err_t err; - ngx_pool_t *pool; - - wbits = MAX_WBITS; - memlevel = MAX_MEM_LEVEL - 1; - - while ((ssize_t) len < ((1 << (wbits - 1)) - 262)) { - wbits--; - memlevel--; - } - - /* - * This is a formula from deflateBound() for conservative upper bound of - * compressed data plus 18 bytes of gzip wrapper. - */ - - size = len + ((len + 7) >> 3) + ((len + 63) >> 6) + 5 + 18; - - ngx_memzero(&zstream, sizeof(z_stream)); - - pool = ngx_create_pool(256, log); - if (pool == NULL) { - /* simulate successful logging */ - return len; - } - - pool->log = log; - - zstream.zalloc = ngx_stream_log_gzip_alloc; - zstream.zfree = ngx_stream_log_gzip_free; - zstream.opaque = pool; - - out = ngx_pnalloc(pool, size); - if (out == NULL) { - goto done; - } - - zstream.next_in = buf; - zstream.avail_in = len; - zstream.next_out = out; - zstream.avail_out = size; - - rc = deflateInit2(&zstream, (int) level, Z_DEFLATED, wbits + 16, memlevel, - Z_DEFAULT_STRATEGY); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, log, 0, "deflateInit2() failed: %d", rc); - goto done; - } - - ngx_log_debug4(NGX_LOG_DEBUG_STREAM, log, 0, - "deflate in: ni:%p no:%p ai:%ud ao:%ud", - zstream.next_in, zstream.next_out, - zstream.avail_in, zstream.avail_out); - - rc = deflate(&zstream, Z_FINISH); - - if (rc != Z_STREAM_END) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "deflate(Z_FINISH) failed: %d", rc); - goto done; - } - - ngx_log_debug5(NGX_LOG_DEBUG_STREAM, log, 0, - "deflate out: ni:%p no:%p ai:%ud ao:%ud rc:%d", - zstream.next_in, zstream.next_out, - zstream.avail_in, zstream.avail_out, - rc); - - size -= zstream.avail_out; - - rc = deflateEnd(&zstream); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, log, 0, "deflateEnd() failed: %d", rc); - goto done; - } - - n = ngx_write_fd(fd, out, size); - - if (n != (ssize_t) size) { - err = (n == -1) ? ngx_errno : 0; - - ngx_destroy_pool(pool); - - ngx_set_errno(err); - return -1; - } - -done: - - ngx_destroy_pool(pool); - - /* simulate successful logging */ - return len; -} - - -static void * -ngx_stream_log_gzip_alloc(void *opaque, u_int items, u_int size) -{ - ngx_pool_t *pool = opaque; - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, pool->log, 0, - "gzip alloc: n:%ud s:%ud", items, size); - - return ngx_palloc(pool, items * size); -} - - -static void -ngx_stream_log_gzip_free(void *opaque, void *address) -{ -#if 0 - ngx_pool_t *pool = opaque; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pool->log, 0, - "gzip free: %p", address); -#endif -} - -#endif - - -static void -ngx_stream_log_flush(ngx_open_file_t *file, ngx_log_t *log) -{ - size_t len; - ssize_t n; - ngx_stream_log_buf_t *buffer; - - buffer = file->data; - - len = buffer->pos - buffer->start; - - if (len == 0) { - return; - } - -#if (NGX_ZLIB) - if (buffer->gzip) { - n = ngx_stream_log_gzip(file->fd, buffer->start, len, buffer->gzip, - log); - } else { - n = ngx_write_fd(file->fd, buffer->start, len); - } -#else - n = ngx_write_fd(file->fd, buffer->start, len); -#endif - - if (n == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - ngx_write_fd_n " to \"%s\" failed", - file->name.data); - - } else if ((size_t) n != len) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz", - file->name.data, n, len); - } - - buffer->pos = buffer->start; - - if (buffer->event && buffer->event->timer_set) { - ngx_del_timer(buffer->event); - } -} - - -static void -ngx_stream_log_flush_handler(ngx_event_t *ev) -{ - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, - "stream log buffer flush handler"); - - ngx_stream_log_flush(ev->data, ev->log); -} - - -static u_char * -ngx_stream_log_copy_short(ngx_stream_session_t *s, u_char *buf, - ngx_stream_log_op_t *op) -{ - size_t len; - uintptr_t data; - - len = op->len; - data = op->data; - - while (len--) { - *buf++ = (u_char) (data & 0xff); - data >>= 8; - } - - return buf; -} - - -static u_char * -ngx_stream_log_copy_long(ngx_stream_session_t *s, u_char *buf, - ngx_stream_log_op_t *op) -{ - return ngx_cpymem(buf, (u_char *) op->data, op->len); -} - - -static ngx_int_t -ngx_stream_log_variable_compile(ngx_conf_t *cf, ngx_stream_log_op_t *op, - ngx_str_t *value, ngx_uint_t escape) -{ - ngx_int_t index; - - index = ngx_stream_get_variable_index(cf, value); - if (index == NGX_ERROR) { - return NGX_ERROR; - } - - op->len = 0; - - switch (escape) { - case NGX_STREAM_LOG_ESCAPE_JSON: - op->getlen = ngx_stream_log_json_variable_getlen; - op->run = ngx_stream_log_json_variable; - break; - - case NGX_STREAM_LOG_ESCAPE_NONE: - op->getlen = ngx_stream_log_unescaped_variable_getlen; - op->run = ngx_stream_log_unescaped_variable; - break; - - default: /* NGX_STREAM_LOG_ESCAPE_DEFAULT */ - op->getlen = ngx_stream_log_variable_getlen; - op->run = ngx_stream_log_variable; - } - - op->data = index; - - return NGX_OK; -} - - -static size_t -ngx_stream_log_variable_getlen(ngx_stream_session_t *s, uintptr_t data) -{ - uintptr_t len; - ngx_stream_variable_value_t *value; - - value = ngx_stream_get_indexed_variable(s, data); - - if (value == NULL || value->not_found) { - return 1; - } - - len = ngx_stream_log_escape(NULL, value->data, value->len); - - value->escape = len ? 1 : 0; - - return value->len + len * 3; -} - - -static u_char * -ngx_stream_log_variable(ngx_stream_session_t *s, u_char *buf, - ngx_stream_log_op_t *op) -{ - ngx_stream_variable_value_t *value; - - value = ngx_stream_get_indexed_variable(s, op->data); - - if (value == NULL || value->not_found) { - *buf = '-'; - return buf + 1; - } - - if (value->escape == 0) { - return ngx_cpymem(buf, value->data, value->len); - - } else { - return (u_char *) ngx_stream_log_escape(buf, value->data, value->len); - } -} - - -static uintptr_t -ngx_stream_log_escape(u_char *dst, u_char *src, size_t size) -{ - ngx_uint_t n; - static u_char hex[] = "0123456789ABCDEF"; - - static uint32_t escape[] = { - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - - /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ - 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */ - - /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ - 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */ - - /* ~}| {zyx wvut srqp onml kjih gfed cba` */ - 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ - - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - }; - - - if (dst == NULL) { - - /* find the number of the characters to be escaped */ - - n = 0; - - while (size) { - if (escape[*src >> 5] & (1U << (*src & 0x1f))) { - n++; - } - src++; - size--; - } - - return (uintptr_t) n; - } - - while (size) { - if (escape[*src >> 5] & (1U << (*src & 0x1f))) { - *dst++ = '\\'; - *dst++ = 'x'; - *dst++ = hex[*src >> 4]; - *dst++ = hex[*src & 0xf]; - src++; - - } else { - *dst++ = *src++; - } - size--; - } - - return (uintptr_t) dst; -} - - -static size_t -ngx_stream_log_json_variable_getlen(ngx_stream_session_t *s, uintptr_t data) -{ - uintptr_t len; - ngx_stream_variable_value_t *value; - - value = ngx_stream_get_indexed_variable(s, data); - - if (value == NULL || value->not_found) { - return 0; - } - - len = ngx_escape_json(NULL, value->data, value->len); - - value->escape = len ? 1 : 0; - - return value->len + len; -} - - -static u_char * -ngx_stream_log_json_variable(ngx_stream_session_t *s, u_char *buf, - ngx_stream_log_op_t *op) -{ - ngx_stream_variable_value_t *value; - - value = ngx_stream_get_indexed_variable(s, op->data); - - if (value == NULL || value->not_found) { - return buf; - } - - if (value->escape == 0) { - return ngx_cpymem(buf, value->data, value->len); - - } else { - return (u_char *) ngx_escape_json(buf, value->data, value->len); - } -} - - -static size_t -ngx_stream_log_unescaped_variable_getlen(ngx_stream_session_t *s, - uintptr_t data) -{ - ngx_stream_variable_value_t *value; - - value = ngx_stream_get_indexed_variable(s, data); - - if (value == NULL || value->not_found) { - return 0; - } - - value->escape = 0; - - return value->len; -} - - -static u_char * -ngx_stream_log_unescaped_variable(ngx_stream_session_t *s, u_char *buf, - ngx_stream_log_op_t *op) -{ - ngx_stream_variable_value_t *value; - - value = ngx_stream_get_indexed_variable(s, op->data); - - if (value == NULL || value->not_found) { - return buf; - } - - return ngx_cpymem(buf, value->data, value->len); -} - - -static void * -ngx_stream_log_create_main_conf(ngx_conf_t *cf) -{ - ngx_stream_log_main_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_log_main_conf_t)); - if (conf == NULL) { - return NULL; - } - - if (ngx_array_init(&conf->formats, cf->pool, 4, - sizeof(ngx_stream_log_fmt_t)) - != NGX_OK) - { - return NULL; - } - - return conf; -} - - -static void * -ngx_stream_log_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_log_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_log_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->open_file_cache = NGX_CONF_UNSET_PTR; - - return conf; -} - - -static char * -ngx_stream_log_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_log_srv_conf_t *prev = parent; - ngx_stream_log_srv_conf_t *conf = child; - - if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { - - conf->open_file_cache = prev->open_file_cache; - conf->open_file_cache_valid = prev->open_file_cache_valid; - conf->open_file_cache_min_uses = prev->open_file_cache_min_uses; - - if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { - conf->open_file_cache = NULL; - } - } - - if (conf->logs || conf->off) { - return NGX_CONF_OK; - } - - conf->logs = prev->logs; - conf->off = prev->off; - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_log_srv_conf_t *lscf = conf; - - ssize_t size; - ngx_int_t gzip; - ngx_uint_t i, n; - ngx_msec_t flush; - ngx_str_t *value, name, s; - ngx_stream_log_t *log; - ngx_syslog_peer_t *peer; - ngx_stream_log_buf_t *buffer; - ngx_stream_log_fmt_t *fmt; - ngx_stream_script_compile_t sc; - ngx_stream_log_main_conf_t *lmcf; - ngx_stream_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - lscf->off = 1; - if (cf->args->nelts == 2) { - return NGX_CONF_OK; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - if (lscf->logs == NULL) { - lscf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_stream_log_t)); - if (lscf->logs == NULL) { - return NGX_CONF_ERROR; - } - } - - lmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_log_module); - - log = ngx_array_push(lscf->logs); - if (log == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(log, sizeof(ngx_stream_log_t)); - - - if (ngx_strncmp(value[1].data, "syslog:", 7) == 0) { - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_syslog_peer_t)); - if (peer == NULL) { - return NGX_CONF_ERROR; - } - - if (ngx_syslog_process_conf(cf, peer) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - log->syslog_peer = peer; - - goto process_formats; - } - - n = ngx_stream_script_variables_count(&value[1]); - - if (n == 0) { - log->file = ngx_conf_open_file(cf->cycle, &value[1]); - if (log->file == NULL) { - return NGX_CONF_ERROR; - } - - } else { - if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - - log->script = ngx_pcalloc(cf->pool, sizeof(ngx_stream_log_script_t)); - if (log->script == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&sc, sizeof(ngx_stream_script_compile_t)); - - sc.cf = cf; - sc.source = &value[1]; - sc.lengths = &log->script->lengths; - sc.values = &log->script->values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_stream_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - -process_formats: - - if (cf->args->nelts >= 3) { - name = value[2]; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "log format is not specified"); - return NGX_CONF_ERROR; - } - - fmt = lmcf->formats.elts; - for (i = 0; i < lmcf->formats.nelts; i++) { - if (fmt[i].name.len == name.len - && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) - { - log->format = &fmt[i]; - break; - } - } - - if (log->format == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "unknown log format \"%V\"", &name); - return NGX_CONF_ERROR; - } - - size = 0; - flush = 0; - gzip = 0; - - for (i = 3; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "buffer=", 7) == 0) { - s.len = value[i].len - 7; - s.data = value[i].data + 7; - - size = ngx_parse_size(&s); - - if (size == NGX_ERROR || size == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid buffer size \"%V\"", &s); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "flush=", 6) == 0) { - s.len = value[i].len - 6; - s.data = value[i].data + 6; - - flush = ngx_parse_time(&s, 0); - - if (flush == (ngx_msec_t) NGX_ERROR || flush == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid flush time \"%V\"", &s); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "gzip", 4) == 0 - && (value[i].len == 4 || value[i].data[4] == '=')) - { -#if (NGX_ZLIB) - if (size == 0) { - size = 64 * 1024; - } - - if (value[i].len == 4) { - gzip = Z_BEST_SPEED; - continue; - } - - s.len = value[i].len - 5; - s.data = value[i].data + 5; - - gzip = ngx_atoi(s.data, s.len); - - if (gzip < 1 || gzip > 9) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid compression level \"%V\"", &s); - return NGX_CONF_ERROR; - } - - continue; - -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "nginx was built without zlib support"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strncmp(value[i].data, "if=", 3) == 0) { - s.len = value[i].len - 3; - s.data = value[i].data + 3; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &s; - ccv.complex_value = ngx_palloc(cf->pool, - sizeof(ngx_stream_complex_value_t)); - if (ccv.complex_value == NULL) { - return NGX_CONF_ERROR; - } - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - log->filter = ccv.complex_value; - - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (flush && size == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "no buffer is defined for access_log \"%V\"", - &value[1]); - return NGX_CONF_ERROR; - } - - if (size) { - - if (log->script) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "buffered logs cannot have variables in name"); - return NGX_CONF_ERROR; - } - - if (log->syslog_peer) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "logs to syslog cannot be buffered"); - return NGX_CONF_ERROR; - } - - if (log->file->data) { - buffer = log->file->data; - - if (buffer->last - buffer->start != size - || buffer->flush != flush - || buffer->gzip != gzip) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "access_log \"%V\" already defined " - "with conflicting parameters", - &value[1]); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - buffer = ngx_pcalloc(cf->pool, sizeof(ngx_stream_log_buf_t)); - if (buffer == NULL) { - return NGX_CONF_ERROR; - } - - buffer->start = ngx_pnalloc(cf->pool, size); - if (buffer->start == NULL) { - return NGX_CONF_ERROR; - } - - buffer->pos = buffer->start; - buffer->last = buffer->start + size; - - if (flush) { - buffer->event = ngx_pcalloc(cf->pool, sizeof(ngx_event_t)); - if (buffer->event == NULL) { - return NGX_CONF_ERROR; - } - - buffer->event->data = log->file; - buffer->event->handler = ngx_stream_log_flush_handler; - buffer->event->log = &cf->cycle->new_log; - buffer->event->cancelable = 1; - - buffer->flush = flush; - } - - buffer->gzip = gzip; - - log->file->flush = ngx_stream_log_flush; - log->file->data = buffer; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_log_main_conf_t *lmcf = conf; - - ngx_str_t *value; - ngx_uint_t i; - ngx_stream_log_fmt_t *fmt; - - value = cf->args->elts; - - fmt = lmcf->formats.elts; - for (i = 0; i < lmcf->formats.nelts; i++) { - if (fmt[i].name.len == value[1].len - && ngx_strcmp(fmt[i].name.data, value[1].data) == 0) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate \"log_format\" name \"%V\"", - &value[1]); - return NGX_CONF_ERROR; - } - } - - fmt = ngx_array_push(&lmcf->formats); - if (fmt == NULL) { - return NGX_CONF_ERROR; - } - - fmt->name = value[1]; - - fmt->flushes = ngx_array_create(cf->pool, 4, sizeof(ngx_int_t)); - if (fmt->flushes == NULL) { - return NGX_CONF_ERROR; - } - - fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_stream_log_op_t)); - if (fmt->ops == NULL) { - return NGX_CONF_ERROR; - } - - return ngx_stream_log_compile_format(cf, fmt->flushes, fmt->ops, - cf->args, 2); -} - - -static char * -ngx_stream_log_compile_format(ngx_conf_t *cf, ngx_array_t *flushes, - ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s) -{ - u_char *data, *p, ch; - size_t i, len; - ngx_str_t *value, var; - ngx_int_t *flush; - ngx_uint_t bracket, escape; - ngx_stream_log_op_t *op; - - escape = NGX_STREAM_LOG_ESCAPE_DEFAULT; - value = args->elts; - - if (s < args->nelts && ngx_strncmp(value[s].data, "escape=", 7) == 0) { - data = value[s].data + 7; - - if (ngx_strcmp(data, "json") == 0) { - escape = NGX_STREAM_LOG_ESCAPE_JSON; - - } else if (ngx_strcmp(data, "none") == 0) { - escape = NGX_STREAM_LOG_ESCAPE_NONE; - - } else if (ngx_strcmp(data, "default") != 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "unknown log format escaping \"%s\"", data); - return NGX_CONF_ERROR; - } - - s++; - } - - for ( /* void */ ; s < args->nelts; s++) { - - i = 0; - - while (i < value[s].len) { - - op = ngx_array_push(ops); - if (op == NULL) { - return NGX_CONF_ERROR; - } - - data = &value[s].data[i]; - - if (value[s].data[i] == '$') { - - if (++i == value[s].len) { - goto invalid; - } - - if (value[s].data[i] == '{') { - bracket = 1; - - if (++i == value[s].len) { - goto invalid; - } - - var.data = &value[s].data[i]; - - } else { - bracket = 0; - var.data = &value[s].data[i]; - } - - for (var.len = 0; i < value[s].len; i++, var.len++) { - ch = value[s].data[i]; - - if (ch == '}' && bracket) { - i++; - bracket = 0; - break; - } - - if ((ch >= 'A' && ch <= 'Z') - || (ch >= 'a' && ch <= 'z') - || (ch >= '0' && ch <= '9') - || ch == '_') - { - continue; - } - - break; - } - - if (bracket) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the closing bracket in \"%V\" " - "variable is missing", &var); - return NGX_CONF_ERROR; - } - - if (var.len == 0) { - goto invalid; - } - - if (ngx_stream_log_variable_compile(cf, op, &var, escape) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (flushes) { - - flush = ngx_array_push(flushes); - if (flush == NULL) { - return NGX_CONF_ERROR; - } - - *flush = op->data; /* variable index */ - } - - continue; - } - - i++; - - while (i < value[s].len && value[s].data[i] != '$') { - i++; - } - - len = &value[s].data[i] - data; - - if (len) { - - op->len = len; - op->getlen = NULL; - - if (len <= sizeof(uintptr_t)) { - op->run = ngx_stream_log_copy_short; - op->data = 0; - - while (len--) { - op->data <<= 8; - op->data |= data[len]; - } - - } else { - op->run = ngx_stream_log_copy_long; - - p = ngx_pnalloc(cf->pool, len); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memcpy(p, data, len); - op->data = (uintptr_t) p; - } - } - } - } - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); - - return NGX_CONF_ERROR; -} - - -static char * -ngx_stream_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_log_srv_conf_t *lscf = conf; - - time_t inactive, valid; - ngx_str_t *value, s; - ngx_int_t max, min_uses; - ngx_uint_t i; - - if (lscf->open_file_cache != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - max = 0; - inactive = 10; - valid = 60; - min_uses = 1; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "max=", 4) == 0) { - - max = ngx_atoi(value[i].data + 4, value[i].len - 4); - if (max == NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { - - s.len = value[i].len - 9; - s.data = value[i].data + 9; - - inactive = ngx_parse_time(&s, 1); - if (inactive == (time_t) NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) { - - min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9); - if (min_uses == NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "valid=", 6) == 0) { - - s.len = value[i].len - 6; - s.data = value[i].data + 6; - - valid = ngx_parse_time(&s, 1); - if (valid == (time_t) NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strcmp(value[i].data, "off") == 0) { - - lscf->open_file_cache = NULL; - - continue; - } - - failed: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid \"open_log_file_cache\" parameter \"%V\"", - &value[i]); - return NGX_CONF_ERROR; - } - - if (lscf->open_file_cache == NULL) { - return NGX_CONF_OK; - } - - if (max == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"open_log_file_cache\" must have \"max\" parameter"); - return NGX_CONF_ERROR; - } - - lscf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); - - if (lscf->open_file_cache) { - - lscf->open_file_cache_valid = valid; - lscf->open_file_cache_min_uses = min_uses; - - return NGX_CONF_OK; - } - - return NGX_CONF_ERROR; -} - - -static ngx_int_t -ngx_stream_log_init(ngx_conf_t *cf) -{ - ngx_stream_handler_pt *h; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_STREAM_LOG_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_stream_log_handler; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_map_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_map_module.c deleted file mode 100644 index ef06b2d..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_map_module.c +++ /dev/null @@ -1,588 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_uint_t hash_max_size; - ngx_uint_t hash_bucket_size; -} ngx_stream_map_conf_t; - - -typedef struct { - ngx_hash_keys_arrays_t keys; - - ngx_array_t *values_hash; -#if (NGX_PCRE) - ngx_array_t regexes; -#endif - - ngx_stream_variable_value_t *default_value; - ngx_conf_t *cf; - unsigned hostnames:1; - unsigned no_cacheable:1; -} ngx_stream_map_conf_ctx_t; - - -typedef struct { - ngx_stream_map_t map; - ngx_stream_complex_value_t value; - ngx_stream_variable_value_t *default_value; - ngx_uint_t hostnames; /* unsigned hostnames:1 */ -} ngx_stream_map_ctx_t; - - -static int ngx_libc_cdecl ngx_stream_map_cmp_dns_wildcards(const void *one, - const void *two); -static void *ngx_stream_map_create_conf(ngx_conf_t *cf); -static char *ngx_stream_map_block(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_map(ngx_conf_t *cf, ngx_command_t *dummy, void *conf); - - -static ngx_command_t ngx_stream_map_commands[] = { - - { ngx_string("map"), - NGX_STREAM_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE2, - ngx_stream_map_block, - NGX_STREAM_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("map_hash_max_size"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_MAIN_CONF_OFFSET, - offsetof(ngx_stream_map_conf_t, hash_max_size), - NULL }, - - { ngx_string("map_hash_bucket_size"), - NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_MAIN_CONF_OFFSET, - offsetof(ngx_stream_map_conf_t, hash_bucket_size), - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_map_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_stream_map_create_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_map_module = { - NGX_MODULE_V1, - &ngx_stream_map_module_ctx, /* module context */ - ngx_stream_map_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_map_variable(ngx_stream_session_t *s, ngx_stream_variable_value_t *v, - uintptr_t data) -{ - ngx_stream_map_ctx_t *map = (ngx_stream_map_ctx_t *) data; - - ngx_str_t val, str; - ngx_stream_complex_value_t *cv; - ngx_stream_variable_value_t *value; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream map started"); - - if (ngx_stream_complex_value(s, &map->value, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (map->hostnames && val.len > 0 && val.data[val.len - 1] == '.') { - val.len--; - } - - value = ngx_stream_map_find(s, &map->map, &val); - - if (value == NULL) { - value = map->default_value; - } - - if (!value->valid) { - cv = (ngx_stream_complex_value_t *) value->data; - - if (ngx_stream_complex_value(s, cv, &str) != NGX_OK) { - return NGX_ERROR; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = str.len; - v->data = str.data; - - } else { - *v = *value; - } - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream map: \"%V\" \"%v\"", &val, v); - - return NGX_OK; -} - - -static void * -ngx_stream_map_create_conf(ngx_conf_t *cf) -{ - ngx_stream_map_conf_t *mcf; - - mcf = ngx_palloc(cf->pool, sizeof(ngx_stream_map_conf_t)); - if (mcf == NULL) { - return NULL; - } - - mcf->hash_max_size = NGX_CONF_UNSET_UINT; - mcf->hash_bucket_size = NGX_CONF_UNSET_UINT; - - return mcf; -} - - -static char * -ngx_stream_map_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_map_conf_t *mcf = conf; - - char *rv; - ngx_str_t *value, name; - ngx_conf_t save; - ngx_pool_t *pool; - ngx_hash_init_t hash; - ngx_stream_map_ctx_t *map; - ngx_stream_variable_t *var; - ngx_stream_map_conf_ctx_t ctx; - ngx_stream_compile_complex_value_t ccv; - - if (mcf->hash_max_size == NGX_CONF_UNSET_UINT) { - mcf->hash_max_size = 2048; - } - - if (mcf->hash_bucket_size == NGX_CONF_UNSET_UINT) { - mcf->hash_bucket_size = ngx_cacheline_size; - - } else { - mcf->hash_bucket_size = ngx_align(mcf->hash_bucket_size, - ngx_cacheline_size); - } - - map = ngx_pcalloc(cf->pool, sizeof(ngx_stream_map_ctx_t)); - if (map == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &map->value; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - name = value[2]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - var = ngx_stream_add_variable(cf, &name, NGX_STREAM_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - var->get_handler = ngx_stream_map_variable; - var->data = (uintptr_t) map; - - pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log); - if (pool == NULL) { - return NGX_CONF_ERROR; - } - - ctx.keys.pool = cf->pool; - ctx.keys.temp_pool = pool; - - if (ngx_hash_keys_array_init(&ctx.keys, NGX_HASH_LARGE) != NGX_OK) { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - - ctx.values_hash = ngx_pcalloc(pool, sizeof(ngx_array_t) * ctx.keys.hsize); - if (ctx.values_hash == NULL) { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - -#if (NGX_PCRE) - if (ngx_array_init(&ctx.regexes, cf->pool, 2, - sizeof(ngx_stream_map_regex_t)) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } -#endif - - ctx.default_value = NULL; - ctx.cf = &save; - ctx.hostnames = 0; - ctx.no_cacheable = 0; - - save = *cf; - cf->pool = pool; - cf->ctx = &ctx; - cf->handler = ngx_stream_map; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - if (rv != NGX_CONF_OK) { - ngx_destroy_pool(pool); - return rv; - } - - if (ctx.no_cacheable) { - var->flags |= NGX_STREAM_VAR_NOCACHEABLE; - } - - map->default_value = ctx.default_value ? ctx.default_value: - &ngx_stream_variable_null_value; - - map->hostnames = ctx.hostnames; - - hash.key = ngx_hash_key_lc; - hash.max_size = mcf->hash_max_size; - hash.bucket_size = mcf->hash_bucket_size; - hash.name = "map_hash"; - hash.pool = cf->pool; - - if (ctx.keys.keys.nelts) { - hash.hash = &map->map.hash.hash; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, ctx.keys.keys.elts, ctx.keys.keys.nelts) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - } - - if (ctx.keys.dns_wc_head.nelts) { - - ngx_qsort(ctx.keys.dns_wc_head.elts, - (size_t) ctx.keys.dns_wc_head.nelts, - sizeof(ngx_hash_key_t), ngx_stream_map_cmp_dns_wildcards); - - hash.hash = NULL; - hash.temp_pool = pool; - - if (ngx_hash_wildcard_init(&hash, ctx.keys.dns_wc_head.elts, - ctx.keys.dns_wc_head.nelts) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - - map->map.hash.wc_head = (ngx_hash_wildcard_t *) hash.hash; - } - - if (ctx.keys.dns_wc_tail.nelts) { - - ngx_qsort(ctx.keys.dns_wc_tail.elts, - (size_t) ctx.keys.dns_wc_tail.nelts, - sizeof(ngx_hash_key_t), ngx_stream_map_cmp_dns_wildcards); - - hash.hash = NULL; - hash.temp_pool = pool; - - if (ngx_hash_wildcard_init(&hash, ctx.keys.dns_wc_tail.elts, - ctx.keys.dns_wc_tail.nelts) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - - map->map.hash.wc_tail = (ngx_hash_wildcard_t *) hash.hash; - } - -#if (NGX_PCRE) - - if (ctx.regexes.nelts) { - map->map.regex = ctx.regexes.elts; - map->map.nregex = ctx.regexes.nelts; - } - -#endif - - ngx_destroy_pool(pool); - - return rv; -} - - -static int ngx_libc_cdecl -ngx_stream_map_cmp_dns_wildcards(const void *one, const void *two) -{ - ngx_hash_key_t *first, *second; - - first = (ngx_hash_key_t *) one; - second = (ngx_hash_key_t *) two; - - return ngx_dns_strcmp(first->key.data, second->key.data); -} - - -static char * -ngx_stream_map(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - u_char *data; - size_t len; - ngx_int_t rv; - ngx_str_t *value, v; - ngx_uint_t i, key; - ngx_stream_map_conf_ctx_t *ctx; - ngx_stream_complex_value_t cv, *cvp; - ngx_stream_variable_value_t *var, **vp; - ngx_stream_compile_complex_value_t ccv; - - ctx = cf->ctx; - - value = cf->args->elts; - - if (cf->args->nelts == 1 - && ngx_strcmp(value[0].data, "hostnames") == 0) - { - ctx->hostnames = 1; - return NGX_CONF_OK; - } - - if (cf->args->nelts == 1 - && ngx_strcmp(value[0].data, "volatile") == 0) - { - ctx->no_cacheable = 1; - return NGX_CONF_OK; - } - - if (cf->args->nelts != 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid number of the map parameters"); - return NGX_CONF_ERROR; - } - - if (ngx_strcmp(value[0].data, "include") == 0) { - return ngx_conf_include(cf, dummy, conf); - } - - key = 0; - - for (i = 0; i < value[1].len; i++) { - key = ngx_hash(key, value[1].data[i]); - } - - key %= ctx->keys.hsize; - - vp = ctx->values_hash[key].elts; - - if (vp) { - for (i = 0; i < ctx->values_hash[key].nelts; i++) { - - if (vp[i]->valid) { - data = vp[i]->data; - len = vp[i]->len; - - } else { - cvp = (ngx_stream_complex_value_t *) vp[i]->data; - data = cvp->value.data; - len = cvp->value.len; - } - - if (value[1].len != len) { - continue; - } - - if (ngx_strncmp(value[1].data, data, len) == 0) { - var = vp[i]; - goto found; - } - } - - } else { - if (ngx_array_init(&ctx->values_hash[key], cf->pool, 4, - sizeof(ngx_stream_variable_value_t *)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - var = ngx_palloc(ctx->keys.pool, sizeof(ngx_stream_variable_value_t)); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - v.len = value[1].len; - v.data = ngx_pstrdup(ctx->keys.pool, &value[1]); - if (v.data == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = ctx->cf; - ccv.value = &v; - ccv.complex_value = &cv; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - cvp = ngx_palloc(ctx->keys.pool, sizeof(ngx_stream_complex_value_t)); - if (cvp == NULL) { - return NGX_CONF_ERROR; - } - - *cvp = cv; - - var->len = 0; - var->data = (u_char *) cvp; - var->valid = 0; - - } else { - var->len = v.len; - var->data = v.data; - var->valid = 1; - } - - var->no_cacheable = 0; - var->not_found = 0; - - vp = ngx_array_push(&ctx->values_hash[key]); - if (vp == NULL) { - return NGX_CONF_ERROR; - } - - *vp = var; - -found: - - if (ngx_strcmp(value[0].data, "default") == 0) { - - if (ctx->default_value) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate default map parameter"); - return NGX_CONF_ERROR; - } - - ctx->default_value = var; - - return NGX_CONF_OK; - } - -#if (NGX_PCRE) - - if (value[0].len && value[0].data[0] == '~') { - ngx_regex_compile_t rc; - ngx_stream_map_regex_t *regex; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - regex = ngx_array_push(&ctx->regexes); - if (regex == NULL) { - return NGX_CONF_ERROR; - } - - value[0].len--; - value[0].data++; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - if (value[0].data[0] == '*') { - value[0].len--; - value[0].data++; - rc.options = NGX_REGEX_CASELESS; - } - - rc.pattern = value[0]; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - regex->regex = ngx_stream_regex_compile(ctx->cf, &rc); - if (regex->regex == NULL) { - return NGX_CONF_ERROR; - } - - regex->value = var; - - return NGX_CONF_OK; - } - -#endif - - if (value[0].len && value[0].data[0] == '\\') { - value[0].len--; - value[0].data++; - } - - rv = ngx_hash_add_key(&ctx->keys, &value[0], var, - (ctx->hostnames) ? NGX_HASH_WILDCARD_KEY : 0); - - if (rv == NGX_OK) { - return NGX_CONF_OK; - } - - if (rv == NGX_DECLINED) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid hostname or wildcard \"%V\"", &value[0]); - } - - if (rv == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting parameter \"%V\"", &value[0]); - } - - return NGX_CONF_ERROR; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_proxy_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_proxy_module.c deleted file mode 100644 index 7484a72..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_proxy_module.c +++ /dev/null @@ -1,2317 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_addr_t *addr; - ngx_stream_complex_value_t *value; -#if (NGX_HAVE_TRANSPARENT_PROXY) - ngx_uint_t transparent; /* unsigned transparent:1; */ -#endif -} ngx_stream_upstream_local_t; - - -typedef struct { - ngx_msec_t connect_timeout; - ngx_msec_t timeout; - ngx_msec_t next_upstream_timeout; - size_t buffer_size; - ngx_stream_complex_value_t *upload_rate; - ngx_stream_complex_value_t *download_rate; - ngx_uint_t requests; - ngx_uint_t responses; - ngx_uint_t next_upstream_tries; - ngx_flag_t next_upstream; - ngx_flag_t proxy_protocol; - ngx_stream_upstream_local_t *local; - ngx_flag_t socket_keepalive; - -#if (NGX_STREAM_SSL) - ngx_flag_t ssl_enable; - ngx_flag_t ssl_session_reuse; - ngx_uint_t ssl_protocols; - ngx_str_t ssl_ciphers; - ngx_stream_complex_value_t *ssl_name; - ngx_flag_t ssl_server_name; - - ngx_flag_t ssl_verify; - ngx_uint_t ssl_verify_depth; - ngx_str_t ssl_trusted_certificate; - ngx_str_t ssl_crl; - ngx_str_t ssl_certificate; - ngx_str_t ssl_certificate_key; - ngx_array_t *ssl_passwords; - - ngx_ssl_t *ssl; -#endif - - ngx_stream_upstream_srv_conf_t *upstream; - ngx_stream_complex_value_t *upstream_value; -} ngx_stream_proxy_srv_conf_t; - - -static void ngx_stream_proxy_handler(ngx_stream_session_t *s); -static ngx_int_t ngx_stream_proxy_eval(ngx_stream_session_t *s, - ngx_stream_proxy_srv_conf_t *pscf); -static ngx_int_t ngx_stream_proxy_set_local(ngx_stream_session_t *s, - ngx_stream_upstream_t *u, ngx_stream_upstream_local_t *local); -static void ngx_stream_proxy_connect(ngx_stream_session_t *s); -static void ngx_stream_proxy_init_upstream(ngx_stream_session_t *s); -static void ngx_stream_proxy_resolve_handler(ngx_resolver_ctx_t *ctx); -static void ngx_stream_proxy_upstream_handler(ngx_event_t *ev); -static void ngx_stream_proxy_downstream_handler(ngx_event_t *ev); -static void ngx_stream_proxy_process_connection(ngx_event_t *ev, - ngx_uint_t from_upstream); -static void ngx_stream_proxy_connect_handler(ngx_event_t *ev); -static ngx_int_t ngx_stream_proxy_test_connect(ngx_connection_t *c); -static void ngx_stream_proxy_process(ngx_stream_session_t *s, - ngx_uint_t from_upstream, ngx_uint_t do_write); -static ngx_int_t ngx_stream_proxy_test_finalize(ngx_stream_session_t *s, - ngx_uint_t from_upstream); -static void ngx_stream_proxy_next_upstream(ngx_stream_session_t *s); -static void ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_uint_t rc); -static u_char *ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, - size_t len); - -static void *ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_proxy_bind(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -#if (NGX_STREAM_SSL) - -static ngx_int_t ngx_stream_proxy_send_proxy_protocol(ngx_stream_session_t *s); -static char *ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, - ngx_command_t *cmd, void *conf); -static void ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s); -static void ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc); -static void ngx_stream_proxy_ssl_save_session(ngx_connection_t *c); -static ngx_int_t ngx_stream_proxy_ssl_name(ngx_stream_session_t *s); -static ngx_int_t ngx_stream_proxy_set_ssl(ngx_conf_t *cf, - ngx_stream_proxy_srv_conf_t *pscf); - - -static ngx_conf_bitmask_t ngx_stream_proxy_ssl_protocols[] = { - { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, - { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, - { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, - { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, - { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, - { ngx_string("TLSv1.3"), NGX_SSL_TLSv1_3 }, - { ngx_null_string, 0 } -}; - -#endif - - -static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_downstream_buffer = { - ngx_conf_deprecated, "proxy_downstream_buffer", "proxy_buffer_size" -}; - -static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_upstream_buffer = { - ngx_conf_deprecated, "proxy_upstream_buffer", "proxy_buffer_size" -}; - - -static ngx_command_t ngx_stream_proxy_commands[] = { - - { ngx_string("proxy_pass"), - NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_proxy_pass, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_bind"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE12, - ngx_stream_proxy_bind, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_socket_keepalive"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, socket_keepalive), - NULL }, - - { ngx_string("proxy_connect_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, connect_timeout), - NULL }, - - { ngx_string("proxy_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, timeout), - NULL }, - - { ngx_string("proxy_buffer_size"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), - NULL }, - - { ngx_string("proxy_downstream_buffer"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), - &ngx_conf_deprecated_proxy_downstream_buffer }, - - { ngx_string("proxy_upstream_buffer"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), - &ngx_conf_deprecated_proxy_upstream_buffer }, - - { ngx_string("proxy_upload_rate"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_set_complex_value_size_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, upload_rate), - NULL }, - - { ngx_string("proxy_download_rate"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_set_complex_value_size_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, download_rate), - NULL }, - - { ngx_string("proxy_requests"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, requests), - NULL }, - - { ngx_string("proxy_responses"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, responses), - NULL }, - - { ngx_string("proxy_next_upstream"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, next_upstream), - NULL }, - - { ngx_string("proxy_next_upstream_tries"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_tries), - NULL }, - - { ngx_string("proxy_next_upstream_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_timeout), - NULL }, - - { ngx_string("proxy_protocol"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, proxy_protocol), - NULL }, - -#if (NGX_STREAM_SSL) - - { ngx_string("proxy_ssl"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_enable), - NULL }, - - { ngx_string("proxy_ssl_session_reuse"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_session_reuse), - NULL }, - - { ngx_string("proxy_ssl_protocols"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_protocols), - &ngx_stream_proxy_ssl_protocols }, - - { ngx_string("proxy_ssl_ciphers"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_ciphers), - NULL }, - - { ngx_string("proxy_ssl_name"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_set_complex_value_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_name), - NULL }, - - { ngx_string("proxy_ssl_server_name"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_server_name), - NULL }, - - { ngx_string("proxy_ssl_verify"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify), - NULL }, - - { ngx_string("proxy_ssl_verify_depth"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify_depth), - NULL }, - - { ngx_string("proxy_ssl_trusted_certificate"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_trusted_certificate), - NULL }, - - { ngx_string("proxy_ssl_crl"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_crl), - NULL }, - - { ngx_string("proxy_ssl_certificate"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate), - NULL }, - - { ngx_string("proxy_ssl_certificate_key"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate_key), - NULL }, - - { ngx_string("proxy_ssl_password_file"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_proxy_ssl_password_file, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - -#endif - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_proxy_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_proxy_create_srv_conf, /* create server configuration */ - ngx_stream_proxy_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_proxy_module = { - NGX_MODULE_V1, - &ngx_stream_proxy_module_ctx, /* module context */ - ngx_stream_proxy_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static void -ngx_stream_proxy_handler(ngx_stream_session_t *s) -{ - u_char *p; - ngx_str_t *host; - ngx_uint_t i; - ngx_connection_t *c; - ngx_resolver_ctx_t *ctx, temp; - ngx_stream_upstream_t *u; - ngx_stream_core_srv_conf_t *cscf; - ngx_stream_proxy_srv_conf_t *pscf; - ngx_stream_upstream_srv_conf_t *uscf, **uscfp; - ngx_stream_upstream_main_conf_t *umcf; - - c = s->connection; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "proxy connection handler"); - - u = ngx_pcalloc(c->pool, sizeof(ngx_stream_upstream_t)); - if (u == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - s->upstream = u; - - s->log_handler = ngx_stream_proxy_log_error; - - u->requests = 1; - - u->peer.log = c->log; - u->peer.log_error = NGX_ERROR_ERR; - - if (ngx_stream_proxy_set_local(s, u, pscf->local) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (pscf->socket_keepalive) { - u->peer.so_keepalive = 1; - } - - u->peer.type = c->type; - u->start_sec = ngx_time(); - - c->write->handler = ngx_stream_proxy_downstream_handler; - c->read->handler = ngx_stream_proxy_downstream_handler; - - s->upstream_states = ngx_array_create(c->pool, 1, - sizeof(ngx_stream_upstream_state_t)); - if (s->upstream_states == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - p = ngx_pnalloc(c->pool, pscf->buffer_size); - if (p == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - u->downstream_buf.start = p; - u->downstream_buf.end = p + pscf->buffer_size; - u->downstream_buf.pos = p; - u->downstream_buf.last = p; - - if (c->read->ready) { - ngx_post_event(c->read, &ngx_posted_events); - } - - if (pscf->upstream_value) { - if (ngx_stream_proxy_eval(s, pscf) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - } - - if (u->resolved == NULL) { - - uscf = pscf->upstream; - - } else { - -#if (NGX_STREAM_SSL) - u->ssl_name = u->resolved->host; -#endif - - host = &u->resolved->host; - - umcf = ngx_stream_get_module_main_conf(s, ngx_stream_upstream_module); - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - uscf = uscfp[i]; - - if (uscf->host.len == host->len - && ((uscf->port == 0 && u->resolved->no_port) - || uscf->port == u->resolved->port) - && ngx_strncasecmp(uscf->host.data, host->data, host->len) == 0) - { - goto found; - } - } - - if (u->resolved->sockaddr) { - - if (u->resolved->port == 0 - && u->resolved->sockaddr->sa_family != AF_UNIX) - { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "no port in upstream \"%V\"", host); - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_stream_upstream_create_round_robin_peer(s, u->resolved) - != NGX_OK) - { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_stream_proxy_connect(s); - - return; - } - - if (u->resolved->port == 0) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "no port in upstream \"%V\"", host); - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - temp.name = *host; - - cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); - - ctx = ngx_resolve_start(cscf->resolver, &temp); - if (ctx == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (ctx == NGX_NO_RESOLVER) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "no resolver defined to resolve %V", host); - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ctx->name = *host; - ctx->handler = ngx_stream_proxy_resolve_handler; - ctx->data = s; - ctx->timeout = cscf->resolver_timeout; - - u->resolved->ctx = ctx; - - if (ngx_resolve_name(ctx) != NGX_OK) { - u->resolved->ctx = NULL; - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - return; - } - -found: - - if (uscf == NULL) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, "no upstream configuration"); - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - u->upstream = uscf; - -#if (NGX_STREAM_SSL) - u->ssl_name = uscf->host; -#endif - - if (uscf->peer.init(s, uscf) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - u->peer.start_time = ngx_current_msec; - - if (pscf->next_upstream_tries - && u->peer.tries > pscf->next_upstream_tries) - { - u->peer.tries = pscf->next_upstream_tries; - } - - ngx_stream_proxy_connect(s); -} - - -static ngx_int_t -ngx_stream_proxy_eval(ngx_stream_session_t *s, - ngx_stream_proxy_srv_conf_t *pscf) -{ - ngx_str_t host; - ngx_url_t url; - ngx_stream_upstream_t *u; - - if (ngx_stream_complex_value(s, pscf->upstream_value, &host) != NGX_OK) { - return NGX_ERROR; - } - - ngx_memzero(&url, sizeof(ngx_url_t)); - - url.url = host; - url.no_resolve = 1; - - if (ngx_parse_url(s->connection->pool, &url) != NGX_OK) { - if (url.err) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "%s in upstream \"%V\"", url.err, &url.url); - } - - return NGX_ERROR; - } - - u = s->upstream; - - u->resolved = ngx_pcalloc(s->connection->pool, - sizeof(ngx_stream_upstream_resolved_t)); - if (u->resolved == NULL) { - return NGX_ERROR; - } - - if (url.addrs) { - u->resolved->sockaddr = url.addrs[0].sockaddr; - u->resolved->socklen = url.addrs[0].socklen; - u->resolved->name = url.addrs[0].name; - u->resolved->naddrs = 1; - } - - u->resolved->host = url.host; - u->resolved->port = url.port; - u->resolved->no_port = url.no_port; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_proxy_set_local(ngx_stream_session_t *s, ngx_stream_upstream_t *u, - ngx_stream_upstream_local_t *local) -{ - ngx_int_t rc; - ngx_str_t val; - ngx_addr_t *addr; - - if (local == NULL) { - u->peer.local = NULL; - return NGX_OK; - } - -#if (NGX_HAVE_TRANSPARENT_PROXY) - u->peer.transparent = local->transparent; -#endif - - if (local->value == NULL) { - u->peer.local = local->addr; - return NGX_OK; - } - - if (ngx_stream_complex_value(s, local->value, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len == 0) { - return NGX_OK; - } - - addr = ngx_palloc(s->connection->pool, sizeof(ngx_addr_t)); - if (addr == NULL) { - return NGX_ERROR; - } - - rc = ngx_parse_addr_port(s->connection->pool, addr, val.data, val.len); - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "invalid local address \"%V\"", &val); - return NGX_OK; - } - - addr->name = val; - u->peer.local = addr; - - return NGX_OK; -} - - -static void -ngx_stream_proxy_connect(ngx_stream_session_t *s) -{ - ngx_int_t rc; - ngx_connection_t *c, *pc; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - c = s->connection; - - c->log->action = "connecting to upstream"; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - u = s->upstream; - - u->connected = 0; - u->proxy_protocol = pscf->proxy_protocol; - - if (u->state) { - u->state->response_time = ngx_current_msec - u->start_time; - } - - u->state = ngx_array_push(s->upstream_states); - if (u->state == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_memzero(u->state, sizeof(ngx_stream_upstream_state_t)); - - u->start_time = ngx_current_msec; - - u->state->connect_time = (ngx_msec_t) -1; - u->state->first_byte_time = (ngx_msec_t) -1; - u->state->response_time = (ngx_msec_t) -1; - - rc = ngx_event_connect_peer(&u->peer); - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, "proxy connect: %i", rc); - - if (rc == NGX_ERROR) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - u->state->peer = u->peer.name; - - if (rc == NGX_BUSY) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, "no live upstreams"); - ngx_stream_proxy_finalize(s, NGX_STREAM_BAD_GATEWAY); - return; - } - - if (rc == NGX_DECLINED) { - ngx_stream_proxy_next_upstream(s); - return; - } - - /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ - - pc = u->peer.connection; - - pc->data = s; - pc->log = c->log; - pc->pool = c->pool; - pc->read->log = c->log; - pc->write->log = c->log; - - if (rc != NGX_AGAIN) { - ngx_stream_proxy_init_upstream(s); - return; - } - - pc->read->handler = ngx_stream_proxy_connect_handler; - pc->write->handler = ngx_stream_proxy_connect_handler; - - ngx_add_timer(pc->write, pscf->connect_timeout); -} - - -static void -ngx_stream_proxy_init_upstream(ngx_stream_session_t *s) -{ - u_char *p; - ngx_chain_t *cl; - ngx_connection_t *c, *pc; - ngx_log_handler_pt handler; - ngx_stream_upstream_t *u; - ngx_stream_core_srv_conf_t *cscf; - ngx_stream_proxy_srv_conf_t *pscf; - - u = s->upstream; - pc = u->peer.connection; - - cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); - - if (pc->type == SOCK_STREAM - && cscf->tcp_nodelay - && ngx_tcp_nodelay(pc) != NGX_OK) - { - ngx_stream_proxy_next_upstream(s); - return; - } - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - -#if (NGX_STREAM_SSL) - - if (pc->type == SOCK_STREAM && pscf->ssl) { - - if (u->proxy_protocol) { - if (ngx_stream_proxy_send_proxy_protocol(s) != NGX_OK) { - return; - } - - u->proxy_protocol = 0; - } - - if (pc->ssl == NULL) { - ngx_stream_proxy_ssl_init_connection(s); - return; - } - } - -#endif - - c = s->connection; - - if (c->log->log_level >= NGX_LOG_INFO) { - ngx_str_t str; - u_char addr[NGX_SOCKADDR_STRLEN]; - - str.len = NGX_SOCKADDR_STRLEN; - str.data = addr; - - if (ngx_connection_local_sockaddr(pc, &str, 1) == NGX_OK) { - handler = c->log->handler; - c->log->handler = NULL; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "%sproxy %V connected to %V", - pc->type == SOCK_DGRAM ? "udp " : "", - &str, u->peer.name); - - c->log->handler = handler; - } - } - - u->state->connect_time = ngx_current_msec - u->start_time; - - if (u->peer.notify) { - u->peer.notify(&u->peer, u->peer.data, - NGX_STREAM_UPSTREAM_NOTIFY_CONNECT); - } - - if (u->upstream_buf.start == NULL) { - p = ngx_pnalloc(c->pool, pscf->buffer_size); - if (p == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - u->upstream_buf.start = p; - u->upstream_buf.end = p + pscf->buffer_size; - u->upstream_buf.pos = p; - u->upstream_buf.last = p; - } - - if (c->buffer && c->buffer->pos < c->buffer->last) { - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream proxy add preread buffer: %uz", - c->buffer->last - c->buffer->pos); - - cl = ngx_chain_get_free_buf(c->pool, &u->free); - if (cl == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - *cl->buf = *c->buffer; - - cl->buf->tag = (ngx_buf_tag_t) &ngx_stream_proxy_module; - cl->buf->flush = 1; - - cl->next = u->upstream_out; - u->upstream_out = cl; - } - - if (u->proxy_protocol) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream proxy add PROXY protocol header"); - - cl = ngx_chain_get_free_buf(c->pool, &u->free); - if (cl == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - p = ngx_pnalloc(c->pool, NGX_PROXY_PROTOCOL_MAX_HEADER); - if (p == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - cl->buf->pos = p; - - p = ngx_proxy_protocol_write(c, p, p + NGX_PROXY_PROTOCOL_MAX_HEADER); - if (p == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - cl->buf->last = p; - cl->buf->temporary = 1; - cl->buf->flush = 0; - cl->buf->last_buf = 0; - cl->buf->tag = (ngx_buf_tag_t) &ngx_stream_proxy_module; - - cl->next = u->upstream_out; - u->upstream_out = cl; - - u->proxy_protocol = 0; - } - - u->upload_rate = ngx_stream_complex_value_size(s, pscf->upload_rate, 0); - u->download_rate = ngx_stream_complex_value_size(s, pscf->download_rate, 0); - - u->connected = 1; - - pc->read->handler = ngx_stream_proxy_upstream_handler; - pc->write->handler = ngx_stream_proxy_upstream_handler; - - if (pc->read->ready) { - ngx_post_event(pc->read, &ngx_posted_events); - } - - ngx_stream_proxy_process(s, 0, 1); -} - - -#if (NGX_STREAM_SSL) - -static ngx_int_t -ngx_stream_proxy_send_proxy_protocol(ngx_stream_session_t *s) -{ - u_char *p; - ssize_t n, size; - ngx_connection_t *c, *pc; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - u_char buf[NGX_PROXY_PROTOCOL_MAX_HEADER]; - - c = s->connection; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream proxy send PROXY protocol header"); - - p = ngx_proxy_protocol_write(c, buf, buf + NGX_PROXY_PROTOCOL_MAX_HEADER); - if (p == NULL) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - u = s->upstream; - - pc = u->peer.connection; - - size = p - buf; - - n = pc->send(pc, buf, size); - - if (n == NGX_AGAIN) { - if (ngx_handle_write_event(pc->write, 0) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - ngx_add_timer(pc->write, pscf->timeout); - - pc->write->handler = ngx_stream_proxy_connect_handler; - - return NGX_AGAIN; - } - - if (n == NGX_ERROR) { - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - return NGX_ERROR; - } - - if (n != size) { - - /* - * PROXY protocol specification: - * The sender must always ensure that the header - * is sent at once, so that the transport layer - * maintains atomicity along the path to the receiver. - */ - - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "could not send PROXY protocol header at once"); - - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - - return NGX_ERROR; - } - - return NGX_OK; -} - - -static char * -ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - ngx_stream_proxy_srv_conf_t *pscf = conf; - - ngx_str_t *value; - - if (pscf->ssl_passwords != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - pscf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); - - if (pscf->ssl_passwords == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static void -ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s) -{ - ngx_int_t rc; - ngx_connection_t *pc; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - u = s->upstream; - - pc = u->peer.connection; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - if (ngx_ssl_create_connection(pscf->ssl, pc, NGX_SSL_BUFFER|NGX_SSL_CLIENT) - != NGX_OK) - { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (pscf->ssl_server_name || pscf->ssl_verify) { - if (ngx_stream_proxy_ssl_name(s) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - } - - if (pscf->ssl_session_reuse) { - pc->ssl->save_session = ngx_stream_proxy_ssl_save_session; - - if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - } - - s->connection->log->action = "SSL handshaking to upstream"; - - rc = ngx_ssl_handshake(pc); - - if (rc == NGX_AGAIN) { - - if (!pc->write->timer_set) { - ngx_add_timer(pc->write, pscf->connect_timeout); - } - - pc->ssl->handler = ngx_stream_proxy_ssl_handshake; - return; - } - - ngx_stream_proxy_ssl_handshake(pc); -} - - -static void -ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc) -{ - long rc; - ngx_stream_session_t *s; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - s = pc->data; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - if (pc->ssl->handshaked) { - - if (pscf->ssl_verify) { - rc = SSL_get_verify_result(pc->ssl->connection); - - if (rc != X509_V_OK) { - ngx_log_error(NGX_LOG_ERR, pc->log, 0, - "upstream SSL certificate verify error: (%l:%s)", - rc, X509_verify_cert_error_string(rc)); - goto failed; - } - - u = s->upstream; - - if (ngx_ssl_check_host(pc, &u->ssl_name) != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, pc->log, 0, - "upstream SSL certificate does not match \"%V\"", - &u->ssl_name); - goto failed; - } - } - - if (pc->write->timer_set) { - ngx_del_timer(pc->write); - } - - ngx_stream_proxy_init_upstream(s); - - return; - } - -failed: - - ngx_stream_proxy_next_upstream(s); -} - - -static void -ngx_stream_proxy_ssl_save_session(ngx_connection_t *c) -{ - ngx_stream_session_t *s; - ngx_stream_upstream_t *u; - - s = c->data; - u = s->upstream; - - u->peer.save_session(&u->peer, u->peer.data); -} - - -static ngx_int_t -ngx_stream_proxy_ssl_name(ngx_stream_session_t *s) -{ - u_char *p, *last; - ngx_str_t name; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - u = s->upstream; - - if (pscf->ssl_name) { - if (ngx_stream_complex_value(s, pscf->ssl_name, &name) != NGX_OK) { - return NGX_ERROR; - } - - } else { - name = u->ssl_name; - } - - if (name.len == 0) { - goto done; - } - - /* - * ssl name here may contain port, strip it for compatibility - * with the http module - */ - - p = name.data; - last = name.data + name.len; - - if (*p == '[') { - p = ngx_strlchr(p, last, ']'); - - if (p == NULL) { - p = name.data; - } - } - - p = ngx_strlchr(p, last, ':'); - - if (p != NULL) { - name.len = p - name.data; - } - - if (!pscf->ssl_server_name) { - goto done; - } - -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME - - /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ - - if (name.len == 0 || *name.data == '[') { - goto done; - } - - if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { - goto done; - } - - /* - * SSL_set_tlsext_host_name() needs a null-terminated string, - * hence we explicitly null-terminate name here - */ - - p = ngx_pnalloc(s->connection->pool, name.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - (void) ngx_cpystrn(p, name.data, name.len + 1); - - name.data = p; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "upstream SSL server name: \"%s\"", name.data); - - if (SSL_set_tlsext_host_name(u->peer.connection->ssl->connection, - (char *) name.data) - == 0) - { - ngx_ssl_error(NGX_LOG_ERR, s->connection->log, 0, - "SSL_set_tlsext_host_name(\"%s\") failed", name.data); - return NGX_ERROR; - } - -#endif - -done: - - u->ssl_name = name; - - return NGX_OK; -} - -#endif - - -static void -ngx_stream_proxy_downstream_handler(ngx_event_t *ev) -{ - ngx_stream_proxy_process_connection(ev, ev->write); -} - - -static void -ngx_stream_proxy_resolve_handler(ngx_resolver_ctx_t *ctx) -{ - ngx_stream_session_t *s; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - ngx_stream_upstream_resolved_t *ur; - - s = ctx->data; - - u = s->upstream; - ur = u->resolved; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream upstream resolve"); - - if (ctx->state) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "%V could not be resolved (%i: %s)", - &ctx->name, ctx->state, - ngx_resolver_strerror(ctx->state)); - - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ur->naddrs = ctx->naddrs; - ur->addrs = ctx->addrs; - -#if (NGX_DEBUG) - { - u_char text[NGX_SOCKADDR_STRLEN]; - ngx_str_t addr; - ngx_uint_t i; - - addr.data = text; - - for (i = 0; i < ctx->naddrs; i++) { - addr.len = ngx_sock_ntop(ur->addrs[i].sockaddr, ur->addrs[i].socklen, - text, NGX_SOCKADDR_STRLEN, 0); - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "name was resolved to %V", &addr); - } - } -#endif - - if (ngx_stream_upstream_create_round_robin_peer(s, ur) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_resolve_name_done(ctx); - ur->ctx = NULL; - - u->peer.start_time = ngx_current_msec; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - if (pscf->next_upstream_tries - && u->peer.tries > pscf->next_upstream_tries) - { - u->peer.tries = pscf->next_upstream_tries; - } - - ngx_stream_proxy_connect(s); -} - - -static void -ngx_stream_proxy_upstream_handler(ngx_event_t *ev) -{ - ngx_stream_proxy_process_connection(ev, !ev->write); -} - - -static void -ngx_stream_proxy_process_connection(ngx_event_t *ev, ngx_uint_t from_upstream) -{ - ngx_connection_t *c, *pc; - ngx_log_handler_pt handler; - ngx_stream_session_t *s; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - c = ev->data; - s = c->data; - u = s->upstream; - - if (c->close) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, "shutdown timeout"); - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - return; - } - - c = s->connection; - pc = u->peer.connection; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - if (ev->timedout) { - ev->timedout = 0; - - if (ev->delayed) { - ev->delayed = 0; - - if (!ev->ready) { - if (ngx_handle_read_event(ev, 0) != NGX_OK) { - ngx_stream_proxy_finalize(s, - NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (u->connected && !c->read->delayed && !pc->read->delayed) { - ngx_add_timer(c->write, pscf->timeout); - } - - return; - } - - } else { - if (s->connection->type == SOCK_DGRAM) { - - if (pscf->responses == NGX_MAX_INT32_VALUE - || (u->responses >= pscf->responses * u->requests)) - { - - /* - * successfully terminate timed out UDP session - * if expected number of responses was received - */ - - handler = c->log->handler; - c->log->handler = NULL; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "udp timed out" - ", packets from/to client:%ui/%ui" - ", bytes from/to client:%O/%O" - ", bytes from/to upstream:%O/%O", - u->requests, u->responses, - s->received, c->sent, u->received, - pc ? pc->sent : 0); - - c->log->handler = handler; - - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - return; - } - - ngx_connection_error(pc, NGX_ETIMEDOUT, "upstream timed out"); - - pc->read->error = 1; - - ngx_stream_proxy_finalize(s, NGX_STREAM_BAD_GATEWAY); - - return; - } - - ngx_connection_error(c, NGX_ETIMEDOUT, "connection timed out"); - - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - - return; - } - - } else if (ev->delayed) { - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream connection delayed"); - - if (ngx_handle_read_event(ev, 0) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - } - - return; - } - - if (from_upstream && !u->connected) { - return; - } - - ngx_stream_proxy_process(s, from_upstream, ev->write); -} - - -static void -ngx_stream_proxy_connect_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_stream_session_t *s; - - c = ev->data; - s = c->data; - - if (ev->timedout) { - ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, "upstream timed out"); - ngx_stream_proxy_next_upstream(s); - return; - } - - ngx_del_timer(c->write); - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream proxy connect upstream"); - - if (ngx_stream_proxy_test_connect(c) != NGX_OK) { - ngx_stream_proxy_next_upstream(s); - return; - } - - ngx_stream_proxy_init_upstream(s); -} - - -static ngx_int_t -ngx_stream_proxy_test_connect(ngx_connection_t *c) -{ - int err; - socklen_t len; - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - err = c->write->kq_errno ? c->write->kq_errno : c->read->kq_errno; - - if (err) { - (void) ngx_connection_error(c, err, - "kevent() reported that connect() failed"); - return NGX_ERROR; - } - - } else -#endif - { - err = 0; - len = sizeof(int); - - /* - * BSDs and Linux return 0 and set a pending error in err - * Solaris returns -1 and sets errno - */ - - if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) - == -1) - { - err = ngx_socket_errno; - } - - if (err) { - (void) ngx_connection_error(c, err, "connect() failed"); - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -static void -ngx_stream_proxy_process(ngx_stream_session_t *s, ngx_uint_t from_upstream, - ngx_uint_t do_write) -{ - char *recv_action, *send_action; - off_t *received, limit; - size_t size, limit_rate; - ssize_t n; - ngx_buf_t *b; - ngx_int_t rc; - ngx_uint_t flags, *packets; - ngx_msec_t delay; - ngx_chain_t *cl, **ll, **out, **busy; - ngx_connection_t *c, *pc, *src, *dst; - ngx_log_handler_pt handler; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - u = s->upstream; - - c = s->connection; - pc = u->connected ? u->peer.connection : NULL; - - if (c->type == SOCK_DGRAM && (ngx_terminate || ngx_exiting)) { - - /* socket is already closed on worker shutdown */ - - handler = c->log->handler; - c->log->handler = NULL; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, "disconnected on shutdown"); - - c->log->handler = handler; - - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - return; - } - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - if (from_upstream) { - src = pc; - dst = c; - b = &u->upstream_buf; - limit_rate = u->download_rate; - received = &u->received; - packets = &u->responses; - out = &u->downstream_out; - busy = &u->downstream_busy; - recv_action = "proxying and reading from upstream"; - send_action = "proxying and sending to client"; - - } else { - src = c; - dst = pc; - b = &u->downstream_buf; - limit_rate = u->upload_rate; - received = &s->received; - packets = &u->requests; - out = &u->upstream_out; - busy = &u->upstream_busy; - recv_action = "proxying and reading from client"; - send_action = "proxying and sending to upstream"; - } - - for ( ;; ) { - - if (do_write && dst) { - - if (*out || *busy || dst->buffered) { - c->log->action = send_action; - - rc = ngx_stream_top_filter(s, *out, from_upstream); - - if (rc == NGX_ERROR) { - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - return; - } - - ngx_chain_update_chains(c->pool, &u->free, busy, out, - (ngx_buf_tag_t) &ngx_stream_proxy_module); - - if (*busy == NULL) { - b->pos = b->start; - b->last = b->start; - } - } - } - - size = b->end - b->last; - - if (size && src->read->ready && !src->read->delayed - && !src->read->error) - { - if (limit_rate) { - limit = (off_t) limit_rate * (ngx_time() - u->start_sec + 1) - - *received; - - if (limit <= 0) { - src->read->delayed = 1; - delay = (ngx_msec_t) (- limit * 1000 / limit_rate + 1); - ngx_add_timer(src->read, delay); - break; - } - - if (c->type == SOCK_STREAM && (off_t) size > limit) { - size = (size_t) limit; - } - } - - c->log->action = recv_action; - - n = src->recv(src, b->last, size); - - if (n == NGX_AGAIN) { - break; - } - - if (n == NGX_ERROR) { - src->read->eof = 1; - n = 0; - } - - if (n >= 0) { - if (limit_rate) { - delay = (ngx_msec_t) (n * 1000 / limit_rate); - - if (delay > 0) { - src->read->delayed = 1; - ngx_add_timer(src->read, delay); - } - } - - if (from_upstream) { - if (u->state->first_byte_time == (ngx_msec_t) -1) { - u->state->first_byte_time = ngx_current_msec - - u->start_time; - } - } - - for (ll = out; *ll; ll = &(*ll)->next) { /* void */ } - - cl = ngx_chain_get_free_buf(c->pool, &u->free); - if (cl == NULL) { - ngx_stream_proxy_finalize(s, - NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - *ll = cl; - - cl->buf->pos = b->last; - cl->buf->last = b->last + n; - cl->buf->tag = (ngx_buf_tag_t) &ngx_stream_proxy_module; - - cl->buf->temporary = (n ? 1 : 0); - cl->buf->last_buf = src->read->eof; - cl->buf->flush = 1; - - (*packets)++; - *received += n; - b->last += n; - do_write = 1; - - continue; - } - } - - break; - } - - c->log->action = "proxying connection"; - - if (ngx_stream_proxy_test_finalize(s, from_upstream) == NGX_OK) { - return; - } - - flags = src->read->eof ? NGX_CLOSE_EVENT : 0; - - if (ngx_handle_read_event(src->read, flags) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (dst) { - if (ngx_handle_write_event(dst->write, 0) != NGX_OK) { - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (!c->read->delayed && !pc->read->delayed) { - ngx_add_timer(c->write, pscf->timeout); - - } else if (c->write->timer_set) { - ngx_del_timer(c->write); - } - } -} - - -static ngx_int_t -ngx_stream_proxy_test_finalize(ngx_stream_session_t *s, - ngx_uint_t from_upstream) -{ - ngx_connection_t *c, *pc; - ngx_log_handler_pt handler; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - c = s->connection; - u = s->upstream; - pc = u->connected ? u->peer.connection : NULL; - - if (c->type == SOCK_DGRAM) { - - if (pscf->requests && u->requests < pscf->requests) { - return NGX_DECLINED; - } - - if (pscf->requests) { - ngx_delete_udp_connection(c); - } - - if (pscf->responses == NGX_MAX_INT32_VALUE - || u->responses < pscf->responses * u->requests) - { - return NGX_DECLINED; - } - - if (pc == NULL || c->buffered || pc->buffered) { - return NGX_DECLINED; - } - - handler = c->log->handler; - c->log->handler = NULL; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "udp done" - ", packets from/to client:%ui/%ui" - ", bytes from/to client:%O/%O" - ", bytes from/to upstream:%O/%O", - u->requests, u->responses, - s->received, c->sent, u->received, pc ? pc->sent : 0); - - c->log->handler = handler; - - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - - return NGX_OK; - } - - /* c->type == SOCK_STREAM */ - - if (pc == NULL - || (!c->read->eof && !pc->read->eof) - || (!c->read->eof && c->buffered) - || (!pc->read->eof && pc->buffered)) - { - return NGX_DECLINED; - } - - handler = c->log->handler; - c->log->handler = NULL; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "%s disconnected" - ", bytes from/to client:%O/%O" - ", bytes from/to upstream:%O/%O", - from_upstream ? "upstream" : "client", - s->received, c->sent, u->received, pc ? pc->sent : 0); - - c->log->handler = handler; - - ngx_stream_proxy_finalize(s, NGX_STREAM_OK); - - return NGX_OK; -} - - -static void -ngx_stream_proxy_next_upstream(ngx_stream_session_t *s) -{ - ngx_msec_t timeout; - ngx_connection_t *pc; - ngx_stream_upstream_t *u; - ngx_stream_proxy_srv_conf_t *pscf; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream proxy next upstream"); - - u = s->upstream; - pc = u->peer.connection; - - if (pc && pc->buffered) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "buffered data on next upstream"); - ngx_stream_proxy_finalize(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (s->connection->type == SOCK_DGRAM) { - u->upstream_out = NULL; - } - - if (u->peer.sockaddr) { - u->peer.free(&u->peer, u->peer.data, NGX_PEER_FAILED); - u->peer.sockaddr = NULL; - } - - pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); - - timeout = pscf->next_upstream_timeout; - - if (u->peer.tries == 0 - || !pscf->next_upstream - || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) - { - ngx_stream_proxy_finalize(s, NGX_STREAM_BAD_GATEWAY); - return; - } - - if (pc) { - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "close proxy upstream connection: %d", pc->fd); - -#if (NGX_STREAM_SSL) - if (pc->ssl) { - pc->ssl->no_wait_shutdown = 1; - pc->ssl->no_send_shutdown = 1; - - (void) ngx_ssl_shutdown(pc); - } -#endif - - u->state->bytes_received = u->received; - u->state->bytes_sent = pc->sent; - - ngx_close_connection(pc); - u->peer.connection = NULL; - } - - ngx_stream_proxy_connect(s); -} - - -static void -ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_uint_t rc) -{ - ngx_uint_t state; - ngx_connection_t *pc; - ngx_stream_upstream_t *u; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "finalize stream proxy: %i", rc); - - u = s->upstream; - - if (u == NULL) { - goto noupstream; - } - - if (u->resolved && u->resolved->ctx) { - ngx_resolve_name_done(u->resolved->ctx); - u->resolved->ctx = NULL; - } - - pc = u->peer.connection; - - if (u->state) { - if (u->state->response_time == (ngx_msec_t) -1) { - u->state->response_time = ngx_current_msec - u->start_time; - } - - if (pc) { - u->state->bytes_received = u->received; - u->state->bytes_sent = pc->sent; - } - } - - if (u->peer.free && u->peer.sockaddr) { - state = 0; - - if (pc && pc->type == SOCK_DGRAM - && (pc->read->error || pc->write->error)) - { - state = NGX_PEER_FAILED; - } - - u->peer.free(&u->peer, u->peer.data, state); - u->peer.sockaddr = NULL; - } - - if (pc) { - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "close stream proxy upstream connection: %d", pc->fd); - -#if (NGX_STREAM_SSL) - if (pc->ssl) { - pc->ssl->no_wait_shutdown = 1; - (void) ngx_ssl_shutdown(pc); - } -#endif - - ngx_close_connection(pc); - u->peer.connection = NULL; - } - -noupstream: - - ngx_stream_finalize_session(s, rc); -} - - -static u_char * -ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, size_t len) -{ - u_char *p; - ngx_connection_t *pc; - ngx_stream_session_t *s; - ngx_stream_upstream_t *u; - - s = log->data; - - u = s->upstream; - - p = buf; - - if (u->peer.name) { - p = ngx_snprintf(p, len, ", upstream: \"%V\"", u->peer.name); - len -= p - buf; - } - - pc = u->peer.connection; - - p = ngx_snprintf(p, len, - ", bytes from/to client:%O/%O" - ", bytes from/to upstream:%O/%O", - s->received, s->connection->sent, - u->received, pc ? pc->sent : 0); - - return p; -} - - -static void * -ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_proxy_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_proxy_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->ssl_protocols = 0; - * conf->ssl_ciphers = { 0, NULL }; - * conf->ssl_name = NULL; - * conf->ssl_trusted_certificate = { 0, NULL }; - * conf->ssl_crl = { 0, NULL }; - * conf->ssl_certificate = { 0, NULL }; - * conf->ssl_certificate_key = { 0, NULL }; - * - * conf->upload_rate = NULL; - * conf->download_rate = NULL; - * conf->ssl = NULL; - * conf->upstream = NULL; - * conf->upstream_value = NULL; - */ - - conf->connect_timeout = NGX_CONF_UNSET_MSEC; - conf->timeout = NGX_CONF_UNSET_MSEC; - conf->next_upstream_timeout = NGX_CONF_UNSET_MSEC; - conf->buffer_size = NGX_CONF_UNSET_SIZE; - conf->requests = NGX_CONF_UNSET_UINT; - conf->responses = NGX_CONF_UNSET_UINT; - conf->next_upstream_tries = NGX_CONF_UNSET_UINT; - conf->next_upstream = NGX_CONF_UNSET; - conf->proxy_protocol = NGX_CONF_UNSET; - conf->local = NGX_CONF_UNSET_PTR; - conf->socket_keepalive = NGX_CONF_UNSET; - -#if (NGX_STREAM_SSL) - conf->ssl_enable = NGX_CONF_UNSET; - conf->ssl_session_reuse = NGX_CONF_UNSET; - conf->ssl_server_name = NGX_CONF_UNSET; - conf->ssl_verify = NGX_CONF_UNSET; - conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; - conf->ssl_passwords = NGX_CONF_UNSET_PTR; -#endif - - return conf; -} - - -static char * -ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_proxy_srv_conf_t *prev = parent; - ngx_stream_proxy_srv_conf_t *conf = child; - - ngx_conf_merge_msec_value(conf->connect_timeout, - prev->connect_timeout, 60000); - - ngx_conf_merge_msec_value(conf->timeout, - prev->timeout, 10 * 60000); - - ngx_conf_merge_msec_value(conf->next_upstream_timeout, - prev->next_upstream_timeout, 0); - - ngx_conf_merge_size_value(conf->buffer_size, - prev->buffer_size, 16384); - - if (conf->upload_rate == NULL) { - conf->upload_rate = prev->upload_rate; - } - - if (conf->download_rate == NULL) { - conf->download_rate = prev->download_rate; - } - - ngx_conf_merge_uint_value(conf->requests, - prev->requests, 0); - - ngx_conf_merge_uint_value(conf->responses, - prev->responses, NGX_MAX_INT32_VALUE); - - ngx_conf_merge_uint_value(conf->next_upstream_tries, - prev->next_upstream_tries, 0); - - ngx_conf_merge_value(conf->next_upstream, prev->next_upstream, 1); - - ngx_conf_merge_value(conf->proxy_protocol, prev->proxy_protocol, 0); - - ngx_conf_merge_ptr_value(conf->local, prev->local, NULL); - - ngx_conf_merge_value(conf->socket_keepalive, - prev->socket_keepalive, 0); - -#if (NGX_STREAM_SSL) - - ngx_conf_merge_value(conf->ssl_enable, prev->ssl_enable, 0); - - ngx_conf_merge_value(conf->ssl_session_reuse, - prev->ssl_session_reuse, 1); - - ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols, - (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 - |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); - - ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, "DEFAULT"); - - if (conf->ssl_name == NULL) { - conf->ssl_name = prev->ssl_name; - } - - ngx_conf_merge_value(conf->ssl_server_name, prev->ssl_server_name, 0); - - ngx_conf_merge_value(conf->ssl_verify, prev->ssl_verify, 0); - - ngx_conf_merge_uint_value(conf->ssl_verify_depth, - prev->ssl_verify_depth, 1); - - ngx_conf_merge_str_value(conf->ssl_trusted_certificate, - prev->ssl_trusted_certificate, ""); - - ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); - - ngx_conf_merge_str_value(conf->ssl_certificate, - prev->ssl_certificate, ""); - - ngx_conf_merge_str_value(conf->ssl_certificate_key, - prev->ssl_certificate_key, ""); - - ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); - - if (conf->ssl_enable && ngx_stream_proxy_set_ssl(cf, conf) != NGX_OK) { - return NGX_CONF_ERROR; - } - -#endif - - return NGX_CONF_OK; -} - - -#if (NGX_STREAM_SSL) - -static ngx_int_t -ngx_stream_proxy_set_ssl(ngx_conf_t *cf, ngx_stream_proxy_srv_conf_t *pscf) -{ - ngx_pool_cleanup_t *cln; - - pscf->ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); - if (pscf->ssl == NULL) { - return NGX_ERROR; - } - - pscf->ssl->log = cf->log; - - if (ngx_ssl_create(pscf->ssl, pscf->ssl_protocols, NULL) != NGX_OK) { - return NGX_ERROR; - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - ngx_ssl_cleanup_ctx(pscf->ssl); - return NGX_ERROR; - } - - cln->handler = ngx_ssl_cleanup_ctx; - cln->data = pscf->ssl; - - if (pscf->ssl_certificate.len) { - - if (pscf->ssl_certificate_key.len == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"proxy_ssl_certificate_key\" is defined " - "for certificate \"%V\"", &pscf->ssl_certificate); - return NGX_ERROR; - } - - if (ngx_ssl_certificate(cf, pscf->ssl, &pscf->ssl_certificate, - &pscf->ssl_certificate_key, pscf->ssl_passwords) - != NGX_OK) - { - return NGX_ERROR; - } - } - - if (ngx_ssl_ciphers(cf, pscf->ssl, &pscf->ssl_ciphers, 0) != NGX_OK) { - return NGX_ERROR; - } - - if (pscf->ssl_verify) { - if (pscf->ssl_trusted_certificate.len == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no proxy_ssl_trusted_certificate for proxy_ssl_verify"); - return NGX_ERROR; - } - - if (ngx_ssl_trusted_certificate(cf, pscf->ssl, - &pscf->ssl_trusted_certificate, - pscf->ssl_verify_depth) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_ssl_crl(cf, pscf->ssl, &pscf->ssl_crl) != NGX_OK) { - return NGX_ERROR; - } - } - - if (ngx_ssl_client_session_cache(cf, pscf->ssl, pscf->ssl_session_reuse) - != NGX_OK) - { - return NGX_ERROR; - } - - return NGX_OK; -} - -#endif - - -static char * -ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_proxy_srv_conf_t *pscf = conf; - - ngx_url_t u; - ngx_str_t *value, *url; - ngx_stream_complex_value_t cv; - ngx_stream_core_srv_conf_t *cscf; - ngx_stream_compile_complex_value_t ccv; - - if (pscf->upstream || pscf->upstream_value) { - return "is duplicate"; - } - - cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); - - cscf->handler = ngx_stream_proxy_handler; - - value = cf->args->elts; - - url = &value[1]; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = url; - ccv.complex_value = &cv; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths) { - pscf->upstream_value = ngx_palloc(cf->pool, - sizeof(ngx_stream_complex_value_t)); - if (pscf->upstream_value == NULL) { - return NGX_CONF_ERROR; - } - - *pscf->upstream_value = cv; - - return NGX_CONF_OK; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = *url; - u.no_resolve = 1; - - pscf->upstream = ngx_stream_upstream_add(cf, &u, 0); - if (pscf->upstream == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_proxy_bind(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_proxy_srv_conf_t *pscf = conf; - - ngx_int_t rc; - ngx_str_t *value; - ngx_stream_complex_value_t cv; - ngx_stream_upstream_local_t *local; - ngx_stream_compile_complex_value_t ccv; - - if (pscf->local != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "off") == 0) { - pscf->local = NULL; - return NGX_CONF_OK; - } - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - local = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_local_t)); - if (local == NULL) { - return NGX_CONF_ERROR; - } - - pscf->local = local; - - if (cv.lengths) { - local->value = ngx_palloc(cf->pool, sizeof(ngx_stream_complex_value_t)); - if (local->value == NULL) { - return NGX_CONF_ERROR; - } - - *local->value = cv; - - } else { - local->addr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); - if (local->addr == NULL) { - return NGX_CONF_ERROR; - } - - rc = ngx_parse_addr_port(cf->pool, local->addr, value[1].data, - value[1].len); - - switch (rc) { - case NGX_OK: - local->addr->name = value[1]; - break; - - case NGX_DECLINED: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid address \"%V\"", &value[1]); - /* fall through */ - - default: - return NGX_CONF_ERROR; - } - } - - if (cf->args->nelts > 2) { - if (ngx_strcmp(value[2].data, "transparent") == 0) { -#if (NGX_HAVE_TRANSPARENT_PROXY) - ngx_core_conf_t *ccf; - - ccf = (ngx_core_conf_t *) ngx_get_conf(cf->cycle->conf_ctx, - ngx_core_module); - - ccf->transparent = 1; - local->transparent = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "transparent proxying is not supported " - "on this platform, ignored"); -#endif - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_realip_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_realip_module.c deleted file mode 100644 index 603f597..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_realip_module.c +++ /dev/null @@ -1,401 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_array_t *from; /* array of ngx_cidr_t */ -} ngx_stream_realip_srv_conf_t; - - -typedef struct { - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t addr_text; -} ngx_stream_realip_ctx_t; - - -static ngx_int_t ngx_stream_realip_handler(ngx_stream_session_t *s); -static ngx_int_t ngx_stream_realip_set_addr(ngx_stream_session_t *s, - ngx_addr_t *addr); -static char *ngx_stream_realip_from(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static void *ngx_stream_realip_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_realip_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_stream_realip_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_stream_realip_init(ngx_conf_t *cf); - - -static ngx_int_t ngx_stream_realip_remote_addr_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_realip_remote_port_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); - - -static ngx_command_t ngx_stream_realip_commands[] = { - - { ngx_string("set_real_ip_from"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_realip_from, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_realip_module_ctx = { - ngx_stream_realip_add_variables, /* preconfiguration */ - ngx_stream_realip_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_realip_create_srv_conf, /* create server configuration */ - ngx_stream_realip_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_realip_module = { - NGX_MODULE_V1, - &ngx_stream_realip_module_ctx, /* module context */ - ngx_stream_realip_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_stream_variable_t ngx_stream_realip_vars[] = { - - { ngx_string("realip_remote_addr"), NULL, - ngx_stream_realip_remote_addr_variable, 0, 0, 0 }, - - { ngx_string("realip_remote_port"), NULL, - ngx_stream_realip_remote_port_variable, 0, 0, 0 }, - - ngx_stream_null_variable -}; - - -static ngx_int_t -ngx_stream_realip_handler(ngx_stream_session_t *s) -{ - ngx_addr_t addr; - ngx_connection_t *c; - ngx_stream_realip_srv_conf_t *rscf; - - rscf = ngx_stream_get_module_srv_conf(s, ngx_stream_realip_module); - - if (rscf->from == NULL) { - return NGX_DECLINED; - } - - c = s->connection; - - if (c->proxy_protocol == NULL) { - return NGX_DECLINED; - } - - if (ngx_cidr_match(c->sockaddr, rscf->from) != NGX_OK) { - return NGX_DECLINED; - } - - if (ngx_parse_addr(c->pool, &addr, c->proxy_protocol->src_addr.data, - c->proxy_protocol->src_addr.len) - != NGX_OK) - { - return NGX_DECLINED; - } - - ngx_inet_set_port(addr.sockaddr, c->proxy_protocol->src_port); - - return ngx_stream_realip_set_addr(s, &addr); -} - - -static ngx_int_t -ngx_stream_realip_set_addr(ngx_stream_session_t *s, ngx_addr_t *addr) -{ - size_t len; - u_char *p; - u_char text[NGX_SOCKADDR_STRLEN]; - ngx_connection_t *c; - ngx_stream_realip_ctx_t *ctx; - - c = s->connection; - - ctx = ngx_palloc(c->pool, sizeof(ngx_stream_realip_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - len = ngx_sock_ntop(addr->sockaddr, addr->socklen, text, - NGX_SOCKADDR_STRLEN, 0); - if (len == 0) { - return NGX_ERROR; - } - - p = ngx_pnalloc(c->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(p, text, len); - - ngx_stream_set_ctx(s, ctx, ngx_stream_realip_module); - - ctx->sockaddr = c->sockaddr; - ctx->socklen = c->socklen; - ctx->addr_text = c->addr_text; - - c->sockaddr = addr->sockaddr; - c->socklen = addr->socklen; - c->addr_text.len = len; - c->addr_text.data = p; - - return NGX_DECLINED; -} - - -static char * -ngx_stream_realip_from(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_realip_srv_conf_t *rscf = conf; - - ngx_int_t rc; - ngx_str_t *value; - ngx_url_t u; - ngx_cidr_t c, *cidr; - ngx_uint_t i; - struct sockaddr_in *sin; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; -#endif - - value = cf->args->elts; - - if (rscf->from == NULL) { - rscf->from = ngx_array_create(cf->pool, 2, - sizeof(ngx_cidr_t)); - if (rscf->from == NULL) { - return NGX_CONF_ERROR; - } - } - -#if (NGX_HAVE_UNIX_DOMAIN) - - if (ngx_strcmp(value[1].data, "unix:") == 0) { - cidr = ngx_array_push(rscf->from); - if (cidr == NULL) { - return NGX_CONF_ERROR; - } - - cidr->family = AF_UNIX; - return NGX_CONF_OK; - } - -#endif - - rc = ngx_ptocidr(&value[1], &c); - - if (rc != NGX_ERROR) { - if (rc == NGX_DONE) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "low address bits of %V are meaningless", - &value[1]); - } - - cidr = ngx_array_push(rscf->from); - if (cidr == NULL) { - return NGX_CONF_ERROR; - } - - *cidr = c; - - return NGX_CONF_OK; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - u.host = value[1]; - - if (ngx_inet_resolve_host(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in set_real_ip_from \"%V\"", - u.err, &u.host); - } - - return NGX_CONF_ERROR; - } - - cidr = ngx_array_push_n(rscf->from, u.naddrs); - if (cidr == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(cidr, u.naddrs * sizeof(ngx_cidr_t)); - - for (i = 0; i < u.naddrs; i++) { - cidr[i].family = u.addrs[i].sockaddr->sa_family; - - switch (cidr[i].family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) u.addrs[i].sockaddr; - cidr[i].u.in6.addr = sin6->sin6_addr; - ngx_memset(cidr[i].u.in6.mask.s6_addr, 0xff, 16); - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) u.addrs[i].sockaddr; - cidr[i].u.in.addr = sin->sin_addr.s_addr; - cidr[i].u.in.mask = 0xffffffff; - break; - } - } - - return NGX_CONF_OK; -} - - -static void * -ngx_stream_realip_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_realip_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_realip_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->from = NULL; - */ - - return conf; -} - - -static char * -ngx_stream_realip_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_realip_srv_conf_t *prev = parent; - ngx_stream_realip_srv_conf_t *conf = child; - - if (conf->from == NULL) { - conf->from = prev->from; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_stream_realip_add_variables(ngx_conf_t *cf) -{ - ngx_stream_variable_t *var, *v; - - for (v = ngx_stream_realip_vars; v->name.len; v++) { - var = ngx_stream_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_realip_init(ngx_conf_t *cf) -{ - ngx_stream_handler_pt *h; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_STREAM_POST_ACCEPT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_stream_realip_handler; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_realip_remote_addr_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *addr_text; - ngx_stream_realip_ctx_t *ctx; - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_realip_module); - - addr_text = ctx ? &ctx->addr_text : &s->connection->addr_text; - - v->len = addr_text->len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = addr_text->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_realip_remote_port_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - struct sockaddr *sa; - ngx_stream_realip_ctx_t *ctx; - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_realip_module); - - sa = ctx ? ctx->sockaddr : s->connection->sockaddr; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(sa); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_return_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_return_module.c deleted file mode 100644 index 9301b02..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_return_module.c +++ /dev/null @@ -1,218 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_stream_complex_value_t text; -} ngx_stream_return_srv_conf_t; - - -typedef struct { - ngx_chain_t *out; -} ngx_stream_return_ctx_t; - - -static void ngx_stream_return_handler(ngx_stream_session_t *s); -static void ngx_stream_return_write_handler(ngx_event_t *ev); - -static void *ngx_stream_return_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_return(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); - - -static ngx_command_t ngx_stream_return_commands[] = { - - { ngx_string("return"), - NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_return, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_return_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_return_create_srv_conf, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_return_module = { - NGX_MODULE_V1, - &ngx_stream_return_module_ctx, /* module context */ - ngx_stream_return_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static void -ngx_stream_return_handler(ngx_stream_session_t *s) -{ - ngx_str_t text; - ngx_buf_t *b; - ngx_connection_t *c; - ngx_stream_return_ctx_t *ctx; - ngx_stream_return_srv_conf_t *rscf; - - c = s->connection; - - c->log->action = "returning text"; - - rscf = ngx_stream_get_module_srv_conf(s, ngx_stream_return_module); - - if (ngx_stream_complex_value(s, &rscf->text, &text) != NGX_OK) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream return text: \"%V\"", &text); - - if (text.len == 0) { - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - ctx = ngx_pcalloc(c->pool, sizeof(ngx_stream_return_ctx_t)); - if (ctx == NULL) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_stream_set_ctx(s, ctx, ngx_stream_return_module); - - b = ngx_calloc_buf(c->pool); - if (b == NULL) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - b->memory = 1; - b->pos = text.data; - b->last = text.data + text.len; - b->last_buf = 1; - - ctx->out = ngx_alloc_chain_link(c->pool); - if (ctx->out == NULL) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ctx->out->buf = b; - ctx->out->next = NULL; - - c->write->handler = ngx_stream_return_write_handler; - - ngx_stream_return_write_handler(c->write); -} - - -static void -ngx_stream_return_write_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_stream_session_t *s; - ngx_stream_return_ctx_t *ctx; - - c = ev->data; - s = c->data; - - if (ev->timedout) { - ngx_connection_error(c, NGX_ETIMEDOUT, "connection timed out"); - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_return_module); - - if (ngx_stream_top_filter(s, ctx->out, 1) == NGX_ERROR) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ctx->out = NULL; - - if (!c->buffered) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream return done sending"); - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - if (ngx_handle_write_event(ev, 0) != NGX_OK) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_add_timer(ev, 5000); -} - - -static void * -ngx_stream_return_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_return_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_return_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - return conf; -} - - -static char * -ngx_stream_return(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_return_srv_conf_t *rscf = conf; - - ngx_str_t *value; - ngx_stream_core_srv_conf_t *cscf; - ngx_stream_compile_complex_value_t ccv; - - if (rscf->text.value.data) { - return "is duplicate"; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &rscf->text; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); - - cscf->handler = ngx_stream_return_handler; - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_script.c b/src/nginx-1.18.0/src/stream/ngx_stream_script.c deleted file mode 100644 index a15f772..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_script.c +++ /dev/null @@ -1,983 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static ngx_int_t ngx_stream_script_init_arrays( - ngx_stream_script_compile_t *sc); -static ngx_int_t ngx_stream_script_done(ngx_stream_script_compile_t *sc); -static ngx_int_t ngx_stream_script_add_copy_code( - ngx_stream_script_compile_t *sc, ngx_str_t *value, ngx_uint_t last); -static ngx_int_t ngx_stream_script_add_var_code( - ngx_stream_script_compile_t *sc, ngx_str_t *name); -#if (NGX_PCRE) -static ngx_int_t ngx_stream_script_add_capture_code( - ngx_stream_script_compile_t *sc, ngx_uint_t n); -#endif -static ngx_int_t ngx_stream_script_add_full_name_code( - ngx_stream_script_compile_t *sc); -static size_t ngx_stream_script_full_name_len_code( - ngx_stream_script_engine_t *e); -static void ngx_stream_script_full_name_code(ngx_stream_script_engine_t *e); - - -#define ngx_stream_script_exit (u_char *) &ngx_stream_script_exit_code - -static uintptr_t ngx_stream_script_exit_code = (uintptr_t) NULL; - - -void -ngx_stream_script_flush_complex_value(ngx_stream_session_t *s, - ngx_stream_complex_value_t *val) -{ - ngx_uint_t *index; - - index = val->flushes; - - if (index) { - while (*index != (ngx_uint_t) -1) { - - if (s->variables[*index].no_cacheable) { - s->variables[*index].valid = 0; - s->variables[*index].not_found = 0; - } - - index++; - } - } -} - - -ngx_int_t -ngx_stream_complex_value(ngx_stream_session_t *s, - ngx_stream_complex_value_t *val, ngx_str_t *value) -{ - size_t len; - ngx_stream_script_code_pt code; - ngx_stream_script_engine_t e; - ngx_stream_script_len_code_pt lcode; - - if (val->lengths == NULL) { - *value = val->value; - return NGX_OK; - } - - ngx_stream_script_flush_complex_value(s, val); - - ngx_memzero(&e, sizeof(ngx_stream_script_engine_t)); - - e.ip = val->lengths; - e.session = s; - e.flushed = 1; - - len = 0; - - while (*(uintptr_t *) e.ip) { - lcode = *(ngx_stream_script_len_code_pt *) e.ip; - len += lcode(&e); - } - - value->len = len; - value->data = ngx_pnalloc(s->connection->pool, len); - if (value->data == NULL) { - return NGX_ERROR; - } - - e.ip = val->values; - e.pos = value->data; - e.buf = *value; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_stream_script_code_pt *) e.ip; - code((ngx_stream_script_engine_t *) &e); - } - - *value = e.buf; - - return NGX_OK; -} - - -size_t -ngx_stream_complex_value_size(ngx_stream_session_t *s, - ngx_stream_complex_value_t *val, size_t default_value) -{ - size_t size; - ngx_str_t value; - - if (val == NULL) { - return default_value; - } - - if (val->lengths == NULL) { - return val->u.size; - } - - if (ngx_stream_complex_value(s, val, &value) != NGX_OK) { - return default_value; - } - - size = ngx_parse_size(&value); - - if (size == (size_t) NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "invalid size \"%V\"", &value); - return default_value; - } - - return size; -} - - -ngx_int_t -ngx_stream_compile_complex_value(ngx_stream_compile_complex_value_t *ccv) -{ - ngx_str_t *v; - ngx_uint_t i, n, nv, nc; - ngx_array_t flushes, lengths, values, *pf, *pl, *pv; - ngx_stream_script_compile_t sc; - - v = ccv->value; - - nv = 0; - nc = 0; - - for (i = 0; i < v->len; i++) { - if (v->data[i] == '$') { - if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { - nc++; - - } else { - nv++; - } - } - } - - if ((v->len == 0 || v->data[0] != '$') - && (ccv->conf_prefix || ccv->root_prefix)) - { - if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { - return NGX_ERROR; - } - - ccv->conf_prefix = 0; - ccv->root_prefix = 0; - } - - ccv->complex_value->value = *v; - ccv->complex_value->flushes = NULL; - ccv->complex_value->lengths = NULL; - ccv->complex_value->values = NULL; - - if (nv == 0 && nc == 0) { - return NGX_OK; - } - - n = nv + 1; - - if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - n = nv * (2 * sizeof(ngx_stream_script_copy_code_t) - + sizeof(ngx_stream_script_var_code_t)) - + sizeof(uintptr_t); - - if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { - return NGX_ERROR; - } - - n = (nv * (2 * sizeof(ngx_stream_script_copy_code_t) - + sizeof(ngx_stream_script_var_code_t)) - + sizeof(uintptr_t) - + v->len - + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { - return NGX_ERROR; - } - - pf = &flushes; - pl = &lengths; - pv = &values; - - ngx_memzero(&sc, sizeof(ngx_stream_script_compile_t)); - - sc.cf = ccv->cf; - sc.source = v; - sc.flushes = &pf; - sc.lengths = &pl; - sc.values = &pv; - sc.complete_lengths = 1; - sc.complete_values = 1; - sc.zero = ccv->zero; - sc.conf_prefix = ccv->conf_prefix; - sc.root_prefix = ccv->root_prefix; - - if (ngx_stream_script_compile(&sc) != NGX_OK) { - return NGX_ERROR; - } - - if (flushes.nelts) { - ccv->complex_value->flushes = flushes.elts; - ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; - } - - ccv->complex_value->lengths = lengths.elts; - ccv->complex_value->values = values.elts; - - return NGX_OK; -} - - -char * -ngx_stream_set_complex_value_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - char *p = conf; - - ngx_str_t *value; - ngx_stream_complex_value_t **cv; - ngx_stream_compile_complex_value_t ccv; - - cv = (ngx_stream_complex_value_t **) (p + cmd->offset); - - if (*cv != NULL) { - return "is duplicate"; - } - - *cv = ngx_palloc(cf->pool, sizeof(ngx_stream_complex_value_t)); - if (*cv == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = *cv; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -char * -ngx_stream_set_complex_value_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - char *p = conf; - - char *rv; - ngx_stream_complex_value_t *cv; - - rv = ngx_stream_set_complex_value_slot(cf, cmd, conf); - - if (rv != NGX_CONF_OK) { - return rv; - } - - cv = *(ngx_stream_complex_value_t **) (p + cmd->offset); - - if (cv->lengths) { - return NGX_CONF_OK; - } - - cv->u.size = ngx_parse_size(&cv->value); - if (cv->u.size == (size_t) NGX_ERROR) { - return "invalid value"; - } - - return NGX_CONF_OK; -} - - -ngx_uint_t -ngx_stream_script_variables_count(ngx_str_t *value) -{ - ngx_uint_t i, n; - - for (n = 0, i = 0; i < value->len; i++) { - if (value->data[i] == '$') { - n++; - } - } - - return n; -} - - -ngx_int_t -ngx_stream_script_compile(ngx_stream_script_compile_t *sc) -{ - u_char ch; - ngx_str_t name; - ngx_uint_t i, bracket; - - if (ngx_stream_script_init_arrays(sc) != NGX_OK) { - return NGX_ERROR; - } - - for (i = 0; i < sc->source->len; /* void */ ) { - - name.len = 0; - - if (sc->source->data[i] == '$') { - - if (++i == sc->source->len) { - goto invalid_variable; - } - - if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { -#if (NGX_PCRE) - ngx_uint_t n; - - n = sc->source->data[i] - '0'; - - if (ngx_stream_script_add_capture_code(sc, n) != NGX_OK) { - return NGX_ERROR; - } - - i++; - - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, - "using variable \"$%c\" requires " - "PCRE library", sc->source->data[i]); - return NGX_ERROR; -#endif - } - - if (sc->source->data[i] == '{') { - bracket = 1; - - if (++i == sc->source->len) { - goto invalid_variable; - } - - name.data = &sc->source->data[i]; - - } else { - bracket = 0; - name.data = &sc->source->data[i]; - } - - for ( /* void */ ; i < sc->source->len; i++, name.len++) { - ch = sc->source->data[i]; - - if (ch == '}' && bracket) { - i++; - bracket = 0; - break; - } - - if ((ch >= 'A' && ch <= 'Z') - || (ch >= 'a' && ch <= 'z') - || (ch >= '0' && ch <= '9') - || ch == '_') - { - continue; - } - - break; - } - - if (bracket) { - ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, - "the closing bracket in \"%V\" " - "variable is missing", &name); - return NGX_ERROR; - } - - if (name.len == 0) { - goto invalid_variable; - } - - sc->variables++; - - if (ngx_stream_script_add_var_code(sc, &name) != NGX_OK) { - return NGX_ERROR; - } - - continue; - } - - name.data = &sc->source->data[i]; - - while (i < sc->source->len) { - - if (sc->source->data[i] == '$') { - break; - } - - i++; - name.len++; - } - - sc->size += name.len; - - if (ngx_stream_script_add_copy_code(sc, &name, (i == sc->source->len)) - != NGX_OK) - { - return NGX_ERROR; - } - } - - return ngx_stream_script_done(sc); - -invalid_variable: - - ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); - - return NGX_ERROR; -} - - -u_char * -ngx_stream_script_run(ngx_stream_session_t *s, ngx_str_t *value, - void *code_lengths, size_t len, void *code_values) -{ - ngx_uint_t i; - ngx_stream_script_code_pt code; - ngx_stream_script_engine_t e; - ngx_stream_core_main_conf_t *cmcf; - ngx_stream_script_len_code_pt lcode; - - cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); - - for (i = 0; i < cmcf->variables.nelts; i++) { - if (s->variables[i].no_cacheable) { - s->variables[i].valid = 0; - s->variables[i].not_found = 0; - } - } - - ngx_memzero(&e, sizeof(ngx_stream_script_engine_t)); - - e.ip = code_lengths; - e.session = s; - e.flushed = 1; - - while (*(uintptr_t *) e.ip) { - lcode = *(ngx_stream_script_len_code_pt *) e.ip; - len += lcode(&e); - } - - - value->len = len; - value->data = ngx_pnalloc(s->connection->pool, len); - if (value->data == NULL) { - return NULL; - } - - e.ip = code_values; - e.pos = value->data; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_stream_script_code_pt *) e.ip; - code((ngx_stream_script_engine_t *) &e); - } - - return e.pos; -} - - -void -ngx_stream_script_flush_no_cacheable_variables(ngx_stream_session_t *s, - ngx_array_t *indices) -{ - ngx_uint_t n, *index; - - if (indices) { - index = indices->elts; - for (n = 0; n < indices->nelts; n++) { - if (s->variables[index[n]].no_cacheable) { - s->variables[index[n]].valid = 0; - s->variables[index[n]].not_found = 0; - } - } - } -} - - -static ngx_int_t -ngx_stream_script_init_arrays(ngx_stream_script_compile_t *sc) -{ - ngx_uint_t n; - - if (sc->flushes && *sc->flushes == NULL) { - n = sc->variables ? sc->variables : 1; - *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); - if (*sc->flushes == NULL) { - return NGX_ERROR; - } - } - - if (*sc->lengths == NULL) { - n = sc->variables * (2 * sizeof(ngx_stream_script_copy_code_t) - + sizeof(ngx_stream_script_var_code_t)) - + sizeof(uintptr_t); - - *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); - if (*sc->lengths == NULL) { - return NGX_ERROR; - } - } - - if (*sc->values == NULL) { - n = (sc->variables * (2 * sizeof(ngx_stream_script_copy_code_t) - + sizeof(ngx_stream_script_var_code_t)) - + sizeof(uintptr_t) - + sc->source->len - + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - *sc->values = ngx_array_create(sc->cf->pool, n, 1); - if (*sc->values == NULL) { - return NGX_ERROR; - } - } - - sc->variables = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_script_done(ngx_stream_script_compile_t *sc) -{ - ngx_str_t zero; - uintptr_t *code; - - if (sc->zero) { - - zero.len = 1; - zero.data = (u_char *) "\0"; - - if (ngx_stream_script_add_copy_code(sc, &zero, 0) != NGX_OK) { - return NGX_ERROR; - } - } - - if (sc->conf_prefix || sc->root_prefix) { - if (ngx_stream_script_add_full_name_code(sc) != NGX_OK) { - return NGX_ERROR; - } - } - - if (sc->complete_lengths) { - code = ngx_stream_script_add_code(*sc->lengths, sizeof(uintptr_t), - NULL); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - if (sc->complete_values) { - code = ngx_stream_script_add_code(*sc->values, sizeof(uintptr_t), - &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - return NGX_OK; -} - - -void * -ngx_stream_script_add_code(ngx_array_t *codes, size_t size, void *code) -{ - u_char *elts, **p; - void *new; - - elts = codes->elts; - - new = ngx_array_push_n(codes, size); - if (new == NULL) { - return NULL; - } - - if (code) { - if (elts != codes->elts) { - p = code; - *p += (u_char *) codes->elts - elts; - } - } - - return new; -} - - -static ngx_int_t -ngx_stream_script_add_copy_code(ngx_stream_script_compile_t *sc, - ngx_str_t *value, ngx_uint_t last) -{ - u_char *p; - size_t size, len, zero; - ngx_stream_script_copy_code_t *code; - - zero = (sc->zero && last); - len = value->len + zero; - - code = ngx_stream_script_add_code(*sc->lengths, - sizeof(ngx_stream_script_copy_code_t), - NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_stream_script_code_pt) (void *) - ngx_stream_script_copy_len_code; - code->len = len; - - size = (sizeof(ngx_stream_script_copy_code_t) + len + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - code = ngx_stream_script_add_code(*sc->values, size, &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_stream_script_copy_code; - code->len = len; - - p = ngx_cpymem((u_char *) code + sizeof(ngx_stream_script_copy_code_t), - value->data, value->len); - - if (zero) { - *p = '\0'; - sc->zero = 0; - } - - return NGX_OK; -} - - -size_t -ngx_stream_script_copy_len_code(ngx_stream_script_engine_t *e) -{ - ngx_stream_script_copy_code_t *code; - - code = (ngx_stream_script_copy_code_t *) e->ip; - - e->ip += sizeof(ngx_stream_script_copy_code_t); - - return code->len; -} - - -void -ngx_stream_script_copy_code(ngx_stream_script_engine_t *e) -{ - u_char *p; - ngx_stream_script_copy_code_t *code; - - code = (ngx_stream_script_copy_code_t *) e->ip; - - p = e->pos; - - if (!e->skip) { - e->pos = ngx_copy(p, e->ip + sizeof(ngx_stream_script_copy_code_t), - code->len); - } - - e->ip += sizeof(ngx_stream_script_copy_code_t) - + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, e->session->connection->log, 0, - "stream script copy: \"%*s\"", e->pos - p, p); -} - - -static ngx_int_t -ngx_stream_script_add_var_code(ngx_stream_script_compile_t *sc, ngx_str_t *name) -{ - ngx_int_t index, *p; - ngx_stream_script_var_code_t *code; - - index = ngx_stream_get_variable_index(sc->cf, name); - - if (index == NGX_ERROR) { - return NGX_ERROR; - } - - if (sc->flushes) { - p = ngx_array_push(*sc->flushes); - if (p == NULL) { - return NGX_ERROR; - } - - *p = index; - } - - code = ngx_stream_script_add_code(*sc->lengths, - sizeof(ngx_stream_script_var_code_t), - NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_stream_script_code_pt) (void *) - ngx_stream_script_copy_var_len_code; - code->index = (uintptr_t) index; - - code = ngx_stream_script_add_code(*sc->values, - sizeof(ngx_stream_script_var_code_t), - &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_stream_script_copy_var_code; - code->index = (uintptr_t) index; - - return NGX_OK; -} - - -size_t -ngx_stream_script_copy_var_len_code(ngx_stream_script_engine_t *e) -{ - ngx_stream_variable_value_t *value; - ngx_stream_script_var_code_t *code; - - code = (ngx_stream_script_var_code_t *) e->ip; - - e->ip += sizeof(ngx_stream_script_var_code_t); - - if (e->flushed) { - value = ngx_stream_get_indexed_variable(e->session, code->index); - - } else { - value = ngx_stream_get_flushed_variable(e->session, code->index); - } - - if (value && !value->not_found) { - return value->len; - } - - return 0; -} - - -void -ngx_stream_script_copy_var_code(ngx_stream_script_engine_t *e) -{ - u_char *p; - ngx_stream_variable_value_t *value; - ngx_stream_script_var_code_t *code; - - code = (ngx_stream_script_var_code_t *) e->ip; - - e->ip += sizeof(ngx_stream_script_var_code_t); - - if (!e->skip) { - - if (e->flushed) { - value = ngx_stream_get_indexed_variable(e->session, code->index); - - } else { - value = ngx_stream_get_flushed_variable(e->session, code->index); - } - - if (value && !value->not_found) { - p = e->pos; - e->pos = ngx_copy(p, value->data, value->len); - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, - e->session->connection->log, 0, - "stream script var: \"%*s\"", e->pos - p, p); - } - } -} - - -#if (NGX_PCRE) - -static ngx_int_t -ngx_stream_script_add_capture_code(ngx_stream_script_compile_t *sc, - ngx_uint_t n) -{ - ngx_stream_script_copy_capture_code_t *code; - - code = ngx_stream_script_add_code(*sc->lengths, - sizeof(ngx_stream_script_copy_capture_code_t), - NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_stream_script_code_pt) (void *) - ngx_stream_script_copy_capture_len_code; - code->n = 2 * n; - - - code = ngx_stream_script_add_code(*sc->values, - sizeof(ngx_stream_script_copy_capture_code_t), - &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_stream_script_copy_capture_code; - code->n = 2 * n; - - if (sc->ncaptures < n) { - sc->ncaptures = n; - } - - return NGX_OK; -} - - -size_t -ngx_stream_script_copy_capture_len_code(ngx_stream_script_engine_t *e) -{ - int *cap; - ngx_uint_t n; - ngx_stream_session_t *s; - ngx_stream_script_copy_capture_code_t *code; - - s = e->session; - - code = (ngx_stream_script_copy_capture_code_t *) e->ip; - - e->ip += sizeof(ngx_stream_script_copy_capture_code_t); - - n = code->n; - - if (n < s->ncaptures) { - cap = s->captures; - return cap[n + 1] - cap[n]; - } - - return 0; -} - - -void -ngx_stream_script_copy_capture_code(ngx_stream_script_engine_t *e) -{ - int *cap; - u_char *p, *pos; - ngx_uint_t n; - ngx_stream_session_t *s; - ngx_stream_script_copy_capture_code_t *code; - - s = e->session; - - code = (ngx_stream_script_copy_capture_code_t *) e->ip; - - e->ip += sizeof(ngx_stream_script_copy_capture_code_t); - - n = code->n; - - pos = e->pos; - - if (n < s->ncaptures) { - cap = s->captures; - p = s->captures_data; - e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); - } - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, e->session->connection->log, 0, - "stream script capture: \"%*s\"", e->pos - pos, pos); -} - -#endif - - -static ngx_int_t -ngx_stream_script_add_full_name_code(ngx_stream_script_compile_t *sc) -{ - ngx_stream_script_full_name_code_t *code; - - code = ngx_stream_script_add_code(*sc->lengths, - sizeof(ngx_stream_script_full_name_code_t), - NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_stream_script_code_pt) (void *) - ngx_stream_script_full_name_len_code; - code->conf_prefix = sc->conf_prefix; - - code = ngx_stream_script_add_code(*sc->values, - sizeof(ngx_stream_script_full_name_code_t), &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_stream_script_full_name_code; - code->conf_prefix = sc->conf_prefix; - - return NGX_OK; -} - - -static size_t -ngx_stream_script_full_name_len_code(ngx_stream_script_engine_t *e) -{ - ngx_stream_script_full_name_code_t *code; - - code = (ngx_stream_script_full_name_code_t *) e->ip; - - e->ip += sizeof(ngx_stream_script_full_name_code_t); - - return code->conf_prefix ? ngx_cycle->conf_prefix.len: - ngx_cycle->prefix.len; -} - - -static void -ngx_stream_script_full_name_code(ngx_stream_script_engine_t *e) -{ - ngx_stream_script_full_name_code_t *code; - - ngx_str_t value, *prefix; - - code = (ngx_stream_script_full_name_code_t *) e->ip; - - value.data = e->buf.data; - value.len = e->pos - e->buf.data; - - prefix = code->conf_prefix ? (ngx_str_t *) &ngx_cycle->conf_prefix: - (ngx_str_t *) &ngx_cycle->prefix; - - if (ngx_get_full_name(e->session->connection->pool, prefix, &value) - != NGX_OK) - { - e->ip = ngx_stream_script_exit; - return; - } - - e->buf = value; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, e->session->connection->log, 0, - "stream script fullname: \"%V\"", &value); - - e->ip += sizeof(ngx_stream_script_full_name_code_t); -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_script.h b/src/nginx-1.18.0/src/stream/ngx_stream_script.h deleted file mode 100644 index a481ca3..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_script.h +++ /dev/null @@ -1,135 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_STREAM_SCRIPT_H_INCLUDED_ -#define _NGX_STREAM_SCRIPT_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct { - u_char *ip; - u_char *pos; - ngx_stream_variable_value_t *sp; - - ngx_str_t buf; - ngx_str_t line; - - unsigned flushed:1; - unsigned skip:1; - - ngx_stream_session_t *session; -} ngx_stream_script_engine_t; - - -typedef struct { - ngx_conf_t *cf; - ngx_str_t *source; - - ngx_array_t **flushes; - ngx_array_t **lengths; - ngx_array_t **values; - - ngx_uint_t variables; - ngx_uint_t ncaptures; - ngx_uint_t size; - - void *main; - - unsigned complete_lengths:1; - unsigned complete_values:1; - unsigned zero:1; - unsigned conf_prefix:1; - unsigned root_prefix:1; -} ngx_stream_script_compile_t; - - -typedef struct { - ngx_str_t value; - ngx_uint_t *flushes; - void *lengths; - void *values; - - union { - size_t size; - } u; -} ngx_stream_complex_value_t; - - -typedef struct { - ngx_conf_t *cf; - ngx_str_t *value; - ngx_stream_complex_value_t *complex_value; - - unsigned zero:1; - unsigned conf_prefix:1; - unsigned root_prefix:1; -} ngx_stream_compile_complex_value_t; - - -typedef void (*ngx_stream_script_code_pt) (ngx_stream_script_engine_t *e); -typedef size_t (*ngx_stream_script_len_code_pt) (ngx_stream_script_engine_t *e); - - -typedef struct { - ngx_stream_script_code_pt code; - uintptr_t len; -} ngx_stream_script_copy_code_t; - - -typedef struct { - ngx_stream_script_code_pt code; - uintptr_t index; -} ngx_stream_script_var_code_t; - - -typedef struct { - ngx_stream_script_code_pt code; - uintptr_t n; -} ngx_stream_script_copy_capture_code_t; - - -typedef struct { - ngx_stream_script_code_pt code; - uintptr_t conf_prefix; -} ngx_stream_script_full_name_code_t; - - -void ngx_stream_script_flush_complex_value(ngx_stream_session_t *s, - ngx_stream_complex_value_t *val); -ngx_int_t ngx_stream_complex_value(ngx_stream_session_t *s, - ngx_stream_complex_value_t *val, ngx_str_t *value); -size_t ngx_stream_complex_value_size(ngx_stream_session_t *s, - ngx_stream_complex_value_t *val, size_t default_value); -ngx_int_t ngx_stream_compile_complex_value( - ngx_stream_compile_complex_value_t *ccv); -char *ngx_stream_set_complex_value_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -char *ngx_stream_set_complex_value_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -ngx_uint_t ngx_stream_script_variables_count(ngx_str_t *value); -ngx_int_t ngx_stream_script_compile(ngx_stream_script_compile_t *sc); -u_char *ngx_stream_script_run(ngx_stream_session_t *s, ngx_str_t *value, - void *code_lengths, size_t reserved, void *code_values); -void ngx_stream_script_flush_no_cacheable_variables(ngx_stream_session_t *s, - ngx_array_t *indices); - -void *ngx_stream_script_add_code(ngx_array_t *codes, size_t size, void *code); - -size_t ngx_stream_script_copy_len_code(ngx_stream_script_engine_t *e); -void ngx_stream_script_copy_code(ngx_stream_script_engine_t *e); -size_t ngx_stream_script_copy_var_len_code(ngx_stream_script_engine_t *e); -void ngx_stream_script_copy_var_code(ngx_stream_script_engine_t *e); -size_t ngx_stream_script_copy_capture_len_code(ngx_stream_script_engine_t *e); -void ngx_stream_script_copy_capture_code(ngx_stream_script_engine_t *e); - -#endif /* _NGX_STREAM_SCRIPT_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_split_clients_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_split_clients_module.c deleted file mode 100644 index af6c8a1..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_split_clients_module.c +++ /dev/null @@ -1,244 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - uint32_t percent; - ngx_stream_variable_value_t value; -} ngx_stream_split_clients_part_t; - - -typedef struct { - ngx_stream_complex_value_t value; - ngx_array_t parts; -} ngx_stream_split_clients_ctx_t; - - -static char *ngx_conf_split_clients_block(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_split_clients(ngx_conf_t *cf, ngx_command_t *dummy, - void *conf); - -static ngx_command_t ngx_stream_split_clients_commands[] = { - - { ngx_string("split_clients"), - NGX_STREAM_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE2, - ngx_conf_split_clients_block, - NGX_STREAM_MAIN_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_split_clients_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_split_clients_module = { - NGX_MODULE_V1, - &ngx_stream_split_clients_module_ctx, /* module context */ - ngx_stream_split_clients_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_split_clients_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_stream_split_clients_ctx_t *ctx = - (ngx_stream_split_clients_ctx_t *) data; - - uint32_t hash; - ngx_str_t val; - ngx_uint_t i; - ngx_stream_split_clients_part_t *part; - - *v = ngx_stream_variable_null_value; - - if (ngx_stream_complex_value(s, &ctx->value, &val) != NGX_OK) { - return NGX_OK; - } - - hash = ngx_murmur_hash2(val.data, val.len); - - part = ctx->parts.elts; - - for (i = 0; i < ctx->parts.nelts; i++) { - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream split: %uD %uD", hash, part[i].percent); - - if (hash < part[i].percent || part[i].percent == 0) { - *v = part[i].value; - return NGX_OK; - } - } - - return NGX_OK; -} - - -static char * -ngx_conf_split_clients_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - uint32_t sum, last; - ngx_str_t *value, name; - ngx_uint_t i; - ngx_conf_t save; - ngx_stream_variable_t *var; - ngx_stream_split_clients_ctx_t *ctx; - ngx_stream_split_clients_part_t *part; - ngx_stream_compile_complex_value_t ccv; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_stream_split_clients_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &ctx->value; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - name = value[2]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - var = ngx_stream_add_variable(cf, &name, NGX_STREAM_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - var->get_handler = ngx_stream_split_clients_variable; - var->data = (uintptr_t) ctx; - - if (ngx_array_init(&ctx->parts, cf->pool, 2, - sizeof(ngx_stream_split_clients_part_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - save = *cf; - cf->ctx = ctx; - cf->handler = ngx_stream_split_clients; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - if (rv != NGX_CONF_OK) { - return rv; - } - - sum = 0; - last = 0; - part = ctx->parts.elts; - - for (i = 0; i < ctx->parts.nelts; i++) { - sum = part[i].percent ? sum + part[i].percent : 10000; - if (sum > 10000) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "percent total is greater than 100%%"); - return NGX_CONF_ERROR; - } - - if (part[i].percent) { - last += part[i].percent * (uint64_t) 0xffffffff / 10000; - part[i].percent = last; - } - } - - return rv; -} - - -static char * -ngx_stream_split_clients(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - ngx_int_t n; - ngx_str_t *value; - ngx_stream_split_clients_ctx_t *ctx; - ngx_stream_split_clients_part_t *part; - - ctx = cf->ctx; - value = cf->args->elts; - - part = ngx_array_push(&ctx->parts); - if (part == NULL) { - return NGX_CONF_ERROR; - } - - if (value[0].len == 1 && value[0].data[0] == '*') { - part->percent = 0; - - } else { - if (value[0].len == 0 || value[0].data[value[0].len - 1] != '%') { - goto invalid; - } - - n = ngx_atofp(value[0].data, value[0].len - 1, 2); - if (n == NGX_ERROR || n == 0) { - goto invalid; - } - - part->percent = (uint32_t) n; - } - - part->value.len = value[1].len; - part->value.valid = 1; - part->value.no_cacheable = 0; - part->value.not_found = 0; - part->value.data = value[1].data; - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid percent value \"%V\"", &value[0]); - return NGX_CONF_ERROR; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_ssl_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_ssl_module.c deleted file mode 100644 index 79f30a8..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_ssl_module.c +++ /dev/null @@ -1,1053 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef ngx_int_t (*ngx_ssl_variable_handler_pt)(ngx_connection_t *c, - ngx_pool_t *pool, ngx_str_t *s); - - -#define NGX_DEFAULT_CIPHERS "HIGH:!aNULL:!MD5" -#define NGX_DEFAULT_ECDH_CURVE "auto" - - -static ngx_int_t ngx_stream_ssl_handler(ngx_stream_session_t *s); -static ngx_int_t ngx_stream_ssl_init_connection(ngx_ssl_t *ssl, - ngx_connection_t *c); -static void ngx_stream_ssl_handshake_handler(ngx_connection_t *c); -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME -int ngx_stream_ssl_servername(ngx_ssl_conn_t *ssl_conn, int *ad, void *arg); -#endif -#ifdef SSL_R_CERT_CB_ERROR -static int ngx_stream_ssl_certificate(ngx_ssl_conn_t *ssl_conn, void *arg); -#endif -static ngx_int_t ngx_stream_ssl_static_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_ssl_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_stream_ssl_add_variables(ngx_conf_t *cf); -static void *ngx_stream_ssl_create_conf(ngx_conf_t *cf); -static char *ngx_stream_ssl_merge_conf(ngx_conf_t *cf, void *parent, - void *child); - -static ngx_int_t ngx_stream_ssl_compile_certificates(ngx_conf_t *cf, - ngx_stream_ssl_conf_t *conf); - -static char *ngx_stream_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_stream_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_stream_ssl_init(ngx_conf_t *cf); - - -static ngx_conf_bitmask_t ngx_stream_ssl_protocols[] = { - { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, - { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, - { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, - { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, - { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, - { ngx_string("TLSv1.3"), NGX_SSL_TLSv1_3 }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_enum_t ngx_stream_ssl_verify[] = { - { ngx_string("off"), 0 }, - { ngx_string("on"), 1 }, - { ngx_string("optional"), 2 }, - { ngx_string("optional_no_ca"), 3 }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_stream_ssl_commands[] = { - - { ngx_string("ssl_handshake_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, handshake_timeout), - NULL }, - - { ngx_string("ssl_certificate"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, certificates), - NULL }, - - { ngx_string("ssl_certificate_key"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, certificate_keys), - NULL }, - - { ngx_string("ssl_password_file"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_ssl_password_file, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ssl_dhparam"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, dhparam), - NULL }, - - { ngx_string("ssl_ecdh_curve"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, ecdh_curve), - NULL }, - - { ngx_string("ssl_protocols"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, protocols), - &ngx_stream_ssl_protocols }, - - { ngx_string("ssl_ciphers"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, ciphers), - NULL }, - - { ngx_string("ssl_verify_client"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, verify), - &ngx_stream_ssl_verify }, - - { ngx_string("ssl_verify_depth"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, verify_depth), - NULL }, - - { ngx_string("ssl_client_certificate"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, client_certificate), - NULL }, - - { ngx_string("ssl_trusted_certificate"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, trusted_certificate), - NULL }, - - { ngx_string("ssl_prefer_server_ciphers"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, prefer_server_ciphers), - NULL }, - - { ngx_string("ssl_session_cache"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE12, - ngx_stream_ssl_session_cache, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ssl_session_tickets"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, session_tickets), - NULL }, - - { ngx_string("ssl_session_ticket_key"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, session_ticket_keys), - NULL }, - - { ngx_string("ssl_session_timeout"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_sec_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, session_timeout), - NULL }, - - { ngx_string("ssl_crl"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_conf_t, crl), - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_ssl_module_ctx = { - ngx_stream_ssl_add_variables, /* preconfiguration */ - ngx_stream_ssl_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_ssl_create_conf, /* create server configuration */ - ngx_stream_ssl_merge_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_ssl_module = { - NGX_MODULE_V1, - &ngx_stream_ssl_module_ctx, /* module context */ - ngx_stream_ssl_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_stream_variable_t ngx_stream_ssl_vars[] = { - - { ngx_string("ssl_protocol"), NULL, ngx_stream_ssl_static_variable, - (uintptr_t) ngx_ssl_get_protocol, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_cipher"), NULL, ngx_stream_ssl_static_variable, - (uintptr_t) ngx_ssl_get_cipher_name, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_ciphers"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_ciphers, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_curves"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_curves, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_session_id"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_session_id, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_session_reused"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_session_reused, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_server_name"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_server_name, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_cert"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_certificate, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_raw_cert"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_raw_certificate, - NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_escaped_cert"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_escaped_certificate, - NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_s_dn"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_subject_dn, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_i_dn"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_issuer_dn, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_serial"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_serial_number, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_fingerprint"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_fingerprint, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_verify"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_client_verify, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_v_start"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_client_v_start, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_v_end"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_client_v_end, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_v_remain"), NULL, ngx_stream_ssl_variable, - (uintptr_t) ngx_ssl_get_client_v_remain, NGX_STREAM_VAR_CHANGEABLE, 0 }, - - ngx_stream_null_variable -}; - - -static ngx_str_t ngx_stream_ssl_sess_id_ctx = ngx_string("STREAM"); - - -static ngx_int_t -ngx_stream_ssl_handler(ngx_stream_session_t *s) -{ - long rc; - X509 *cert; - ngx_int_t rv; - ngx_connection_t *c; - ngx_stream_ssl_conf_t *sslcf; - - if (!s->ssl) { - return NGX_OK; - } - - c = s->connection; - - sslcf = ngx_stream_get_module_srv_conf(s, ngx_stream_ssl_module); - - if (c->ssl == NULL) { - c->log->action = "SSL handshaking"; - - rv = ngx_stream_ssl_init_connection(&sslcf->ssl, c); - - if (rv != NGX_OK) { - return rv; - } - } - - if (sslcf->verify) { - rc = SSL_get_verify_result(c->ssl->connection); - - if (rc != X509_V_OK - && (sslcf->verify != 3 || !ngx_ssl_verify_error_optional(rc))) - { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client SSL certificate verify error: (%l:%s)", - rc, X509_verify_cert_error_string(rc)); - - ngx_ssl_remove_cached_session(c->ssl->session_ctx, - (SSL_get0_session(c->ssl->connection))); - return NGX_ERROR; - } - - if (sslcf->verify == 1) { - cert = SSL_get_peer_certificate(c->ssl->connection); - - if (cert == NULL) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent no required SSL certificate"); - - ngx_ssl_remove_cached_session(c->ssl->session_ctx, - (SSL_get0_session(c->ssl->connection))); - return NGX_ERROR; - } - - X509_free(cert); - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_ssl_init_connection(ngx_ssl_t *ssl, ngx_connection_t *c) -{ - ngx_int_t rc; - ngx_stream_session_t *s; - ngx_stream_ssl_conf_t *sslcf; - ngx_stream_core_srv_conf_t *cscf; - - s = c->data; - - cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); - - if (cscf->tcp_nodelay && ngx_tcp_nodelay(c) != NGX_OK) { - return NGX_ERROR; - } - - if (ngx_ssl_create_connection(ssl, c, 0) != NGX_OK) { - return NGX_ERROR; - } - - rc = ngx_ssl_handshake(c); - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc == NGX_AGAIN) { - sslcf = ngx_stream_get_module_srv_conf(s, ngx_stream_ssl_module); - - ngx_add_timer(c->read, sslcf->handshake_timeout); - - c->ssl->handler = ngx_stream_ssl_handshake_handler; - - return NGX_AGAIN; - } - - /* rc == NGX_OK */ - - return NGX_OK; -} - - -static void -ngx_stream_ssl_handshake_handler(ngx_connection_t *c) -{ - ngx_stream_session_t *s; - - s = c->data; - - if (!c->ssl->handshaked) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - ngx_stream_core_run_phases(s); -} - - -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME - -int -ngx_stream_ssl_servername(ngx_ssl_conn_t *ssl_conn, int *ad, void *arg) -{ - return SSL_TLSEXT_ERR_OK; -} - -#endif - - -#ifdef SSL_R_CERT_CB_ERROR - -int -ngx_stream_ssl_certificate(ngx_ssl_conn_t *ssl_conn, void *arg) -{ - ngx_str_t cert, key; - ngx_uint_t i, nelts; - ngx_connection_t *c; - ngx_stream_session_t *s; - ngx_stream_ssl_conf_t *sslcf; - ngx_stream_complex_value_t *certs, *keys; - - c = ngx_ssl_get_connection(ssl_conn); - - if (c->ssl->handshaked) { - return 0; - } - - s = c->data; - - sslcf = arg; - - nelts = sslcf->certificate_values->nelts; - certs = sslcf->certificate_values->elts; - keys = sslcf->certificate_key_values->elts; - - for (i = 0; i < nelts; i++) { - - if (ngx_stream_complex_value(s, &certs[i], &cert) != NGX_OK) { - return 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, - "ssl cert: \"%s\"", cert.data); - - if (ngx_stream_complex_value(s, &keys[i], &key) != NGX_OK) { - return 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, - "ssl key: \"%s\"", key.data); - - if (ngx_ssl_connection_certificate(c, c->pool, &cert, &key, - sslcf->passwords) - != NGX_OK) - { - return 0; - } - } - - return 1; -} - -#endif - - -static ngx_int_t -ngx_stream_ssl_static_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; - - size_t len; - ngx_str_t str; - - if (s->connection->ssl) { - - (void) handler(s->connection, NULL, &str); - - v->data = str.data; - - for (len = 0; v->data[len]; len++) { /* void */ } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_ssl_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; - - ngx_str_t str; - - if (s->connection->ssl) { - - if (handler(s->connection, s->connection->pool, &str) != NGX_OK) { - return NGX_ERROR; - } - - v->len = str.len; - v->data = str.data; - - if (v->len) { - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; - } - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_ssl_add_variables(ngx_conf_t *cf) -{ - ngx_stream_variable_t *var, *v; - - for (v = ngx_stream_ssl_vars; v->name.len; v++) { - var = ngx_stream_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static void * -ngx_stream_ssl_create_conf(ngx_conf_t *cf) -{ - ngx_stream_ssl_conf_t *scf; - - scf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_ssl_conf_t)); - if (scf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * scf->listen = 0; - * scf->protocols = 0; - * scf->certificate_values = NULL; - * scf->dhparam = { 0, NULL }; - * scf->ecdh_curve = { 0, NULL }; - * scf->client_certificate = { 0, NULL }; - * scf->trusted_certificate = { 0, NULL }; - * scf->crl = { 0, NULL }; - * scf->ciphers = { 0, NULL }; - * scf->shm_zone = NULL; - */ - - scf->handshake_timeout = NGX_CONF_UNSET_MSEC; - scf->certificates = NGX_CONF_UNSET_PTR; - scf->certificate_keys = NGX_CONF_UNSET_PTR; - scf->passwords = NGX_CONF_UNSET_PTR; - scf->prefer_server_ciphers = NGX_CONF_UNSET; - scf->verify = NGX_CONF_UNSET_UINT; - scf->verify_depth = NGX_CONF_UNSET_UINT; - scf->builtin_session_cache = NGX_CONF_UNSET; - scf->session_timeout = NGX_CONF_UNSET; - scf->session_tickets = NGX_CONF_UNSET; - scf->session_ticket_keys = NGX_CONF_UNSET_PTR; - - return scf; -} - - -static char * -ngx_stream_ssl_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_ssl_conf_t *prev = parent; - ngx_stream_ssl_conf_t *conf = child; - - ngx_pool_cleanup_t *cln; - - ngx_conf_merge_msec_value(conf->handshake_timeout, - prev->handshake_timeout, 60000); - - ngx_conf_merge_value(conf->session_timeout, - prev->session_timeout, 300); - - ngx_conf_merge_value(conf->prefer_server_ciphers, - prev->prefer_server_ciphers, 0); - - ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols, - (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 - |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); - - ngx_conf_merge_uint_value(conf->verify, prev->verify, 0); - ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1); - - ngx_conf_merge_ptr_value(conf->certificates, prev->certificates, NULL); - ngx_conf_merge_ptr_value(conf->certificate_keys, prev->certificate_keys, - NULL); - - ngx_conf_merge_ptr_value(conf->passwords, prev->passwords, NULL); - - ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, ""); - - ngx_conf_merge_str_value(conf->client_certificate, prev->client_certificate, - ""); - ngx_conf_merge_str_value(conf->trusted_certificate, - prev->trusted_certificate, ""); - ngx_conf_merge_str_value(conf->crl, prev->crl, ""); - - ngx_conf_merge_str_value(conf->ecdh_curve, prev->ecdh_curve, - NGX_DEFAULT_ECDH_CURVE); - - ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS); - - - conf->ssl.log = cf->log; - - if (!conf->listen) { - return NGX_CONF_OK; - } - - if (conf->certificates == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate\" is defined for " - "the \"listen ... ssl\" directive in %s:%ui", - conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->certificate_keys == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate_key\" is defined for " - "the \"listen ... ssl\" directive in %s:%ui", - conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->certificate_keys->nelts < conf->certificates->nelts) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate_key\" is defined " - "for certificate \"%V\" and " - "the \"listen ... ssl\" directive in %s:%ui", - ((ngx_str_t *) conf->certificates->elts) - + conf->certificates->nelts - 1, - conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (ngx_ssl_create(&conf->ssl, conf->protocols, NULL) != NGX_OK) { - return NGX_CONF_ERROR; - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - ngx_ssl_cleanup_ctx(&conf->ssl); - return NGX_CONF_ERROR; - } - - cln->handler = ngx_ssl_cleanup_ctx; - cln->data = &conf->ssl; - -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME - SSL_CTX_set_tlsext_servername_callback(conf->ssl.ctx, - ngx_stream_ssl_servername); -#endif - - if (ngx_stream_ssl_compile_certificates(cf, conf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (conf->certificate_values) { - -#ifdef SSL_R_CERT_CB_ERROR - - /* install callback to lookup certificates */ - - SSL_CTX_set_cert_cb(conf->ssl.ctx, ngx_stream_ssl_certificate, conf); - -#else - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "variables in " - "\"ssl_certificate\" and \"ssl_certificate_key\" " - "directives are not supported on this platform"); - return NGX_CONF_ERROR; -#endif - - } else { - - /* configure certificates */ - - if (ngx_ssl_certificates(cf, &conf->ssl, conf->certificates, - conf->certificate_keys, conf->passwords) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - if (ngx_ssl_ciphers(cf, &conf->ssl, &conf->ciphers, - conf->prefer_server_ciphers) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (conf->verify) { - - if (conf->client_certificate.len == 0 && conf->verify != 3) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no ssl_client_certificate for ssl_verify_client"); - return NGX_CONF_ERROR; - } - - if (ngx_ssl_client_certificate(cf, &conf->ssl, - &conf->client_certificate, - conf->verify_depth) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_trusted_certificate(cf, &conf->ssl, - &conf->trusted_certificate, - conf->verify_depth) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_crl(cf, &conf->ssl, &conf->crl) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_ecdh_curve(cf, &conf->ssl, &conf->ecdh_curve) != NGX_OK) { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->builtin_session_cache, - prev->builtin_session_cache, NGX_SSL_NONE_SCACHE); - - if (conf->shm_zone == NULL) { - conf->shm_zone = prev->shm_zone; - } - - if (ngx_ssl_session_cache(&conf->ssl, &ngx_stream_ssl_sess_id_ctx, - conf->certificates, conf->builtin_session_cache, - conf->shm_zone, conf->session_timeout) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->session_tickets, - prev->session_tickets, 1); - -#ifdef SSL_OP_NO_TICKET - if (!conf->session_tickets) { - SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_NO_TICKET); - } -#endif - - ngx_conf_merge_ptr_value(conf->session_ticket_keys, - prev->session_ticket_keys, NULL); - - if (ngx_ssl_session_ticket_keys(cf, &conf->ssl, conf->session_ticket_keys) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_stream_ssl_compile_certificates(ngx_conf_t *cf, - ngx_stream_ssl_conf_t *conf) -{ - ngx_str_t *cert, *key; - ngx_uint_t i, nelts; - ngx_stream_complex_value_t *cv; - ngx_stream_compile_complex_value_t ccv; - - cert = conf->certificates->elts; - key = conf->certificate_keys->elts; - nelts = conf->certificates->nelts; - - for (i = 0; i < nelts; i++) { - - if (ngx_stream_script_variables_count(&cert[i])) { - goto found; - } - - if (ngx_stream_script_variables_count(&key[i])) { - goto found; - } - } - - return NGX_OK; - -found: - - conf->certificate_values = ngx_array_create(cf->pool, nelts, - sizeof(ngx_stream_complex_value_t)); - if (conf->certificate_values == NULL) { - return NGX_ERROR; - } - - conf->certificate_key_values = ngx_array_create(cf->pool, nelts, - sizeof(ngx_stream_complex_value_t)); - if (conf->certificate_key_values == NULL) { - return NGX_ERROR; - } - - for (i = 0; i < nelts; i++) { - - cv = ngx_array_push(conf->certificate_values); - if (cv == NULL) { - return NGX_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &cert[i]; - ccv.complex_value = cv; - ccv.zero = 1; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_ERROR; - } - - cv = ngx_array_push(conf->certificate_key_values); - if (cv == NULL) { - return NGX_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &key[i]; - ccv.complex_value = cv; - ccv.zero = 1; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_ERROR; - } - } - - conf->passwords = ngx_ssl_preserve_passwords(cf, conf->passwords); - if (conf->passwords == NULL) { - return NGX_ERROR; - } - - return NGX_OK; -} - - -static char * -ngx_stream_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_ssl_conf_t *scf = conf; - - ngx_str_t *value; - - if (scf->passwords != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - scf->passwords = ngx_ssl_read_password_file(cf, &value[1]); - - if (scf->passwords == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_stream_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_ssl_conf_t *scf = conf; - - size_t len; - ngx_str_t *value, name, size; - ngx_int_t n; - ngx_uint_t i, j; - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strcmp(value[i].data, "off") == 0) { - scf->builtin_session_cache = NGX_SSL_NO_SCACHE; - continue; - } - - if (ngx_strcmp(value[i].data, "none") == 0) { - scf->builtin_session_cache = NGX_SSL_NONE_SCACHE; - continue; - } - - if (ngx_strcmp(value[i].data, "builtin") == 0) { - scf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE; - continue; - } - - if (value[i].len > sizeof("builtin:") - 1 - && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1) - == 0) - { - n = ngx_atoi(value[i].data + sizeof("builtin:") - 1, - value[i].len - (sizeof("builtin:") - 1)); - - if (n == NGX_ERROR) { - goto invalid; - } - - scf->builtin_session_cache = n; - - continue; - } - - if (value[i].len > sizeof("shared:") - 1 - && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1) - == 0) - { - len = 0; - - for (j = sizeof("shared:") - 1; j < value[i].len; j++) { - if (value[i].data[j] == ':') { - break; - } - - len++; - } - - if (len == 0) { - goto invalid; - } - - name.len = len; - name.data = value[i].data + sizeof("shared:") - 1; - - size.len = value[i].len - j - 1; - size.data = name.data + len + 1; - - n = ngx_parse_size(&size); - - if (n == NGX_ERROR) { - goto invalid; - } - - if (n < (ngx_int_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "session cache \"%V\" is too small", - &value[i]); - - return NGX_CONF_ERROR; - } - - scf->shm_zone = ngx_shared_memory_add(cf, &name, n, - &ngx_stream_ssl_module); - if (scf->shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - scf->shm_zone->init = ngx_ssl_session_cache_init; - - continue; - } - - goto invalid; - } - - if (scf->shm_zone && scf->builtin_session_cache == NGX_CONF_UNSET) { - scf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE; - } - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid session cache \"%V\"", &value[i]); - - return NGX_CONF_ERROR; -} - - -static ngx_int_t -ngx_stream_ssl_init(ngx_conf_t *cf) -{ - ngx_stream_handler_pt *h; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_STREAM_SSL_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_stream_ssl_handler; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_ssl_module.h b/src/nginx-1.18.0/src/stream/ngx_stream_ssl_module.h deleted file mode 100644 index 6cb4140..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_ssl_module.h +++ /dev/null @@ -1,63 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_STREAM_SSL_H_INCLUDED_ -#define _NGX_STREAM_SSL_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct { - ngx_msec_t handshake_timeout; - - ngx_flag_t prefer_server_ciphers; - - ngx_ssl_t ssl; - - ngx_uint_t listen; - ngx_uint_t protocols; - - ngx_uint_t verify; - ngx_uint_t verify_depth; - - ssize_t builtin_session_cache; - - time_t session_timeout; - - ngx_array_t *certificates; - ngx_array_t *certificate_keys; - - ngx_array_t *certificate_values; - ngx_array_t *certificate_key_values; - - ngx_str_t dhparam; - ngx_str_t ecdh_curve; - ngx_str_t client_certificate; - ngx_str_t trusted_certificate; - ngx_str_t crl; - - ngx_str_t ciphers; - - ngx_array_t *passwords; - - ngx_shm_zone_t *shm_zone; - - ngx_flag_t session_tickets; - ngx_array_t *session_ticket_keys; - - u_char *file; - ngx_uint_t line; -} ngx_stream_ssl_conf_t; - - -extern ngx_module_t ngx_stream_ssl_module; - - -#endif /* _NGX_STREAM_SSL_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_ssl_preread_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_ssl_preread_module.c deleted file mode 100644 index a236fc5..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_ssl_preread_module.c +++ /dev/null @@ -1,664 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_flag_t enabled; -} ngx_stream_ssl_preread_srv_conf_t; - - -typedef struct { - size_t left; - size_t size; - size_t ext; - u_char *pos; - u_char *dst; - u_char buf[4]; - u_char version[2]; - ngx_str_t host; - ngx_str_t alpn; - ngx_log_t *log; - ngx_pool_t *pool; - ngx_uint_t state; -} ngx_stream_ssl_preread_ctx_t; - - -static ngx_int_t ngx_stream_ssl_preread_handler(ngx_stream_session_t *s); -static ngx_int_t ngx_stream_ssl_preread_parse_record( - ngx_stream_ssl_preread_ctx_t *ctx, u_char *pos, u_char *last); -static ngx_int_t ngx_stream_ssl_preread_protocol_variable( - ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_ssl_preread_server_name_variable( - ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_ssl_preread_alpn_protocols_variable( - ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_ssl_preread_add_variables(ngx_conf_t *cf); -static void *ngx_stream_ssl_preread_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_ssl_preread_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_stream_ssl_preread_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_stream_ssl_preread_commands[] = { - - { ngx_string("ssl_preread"), - NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_STREAM_SRV_CONF_OFFSET, - offsetof(ngx_stream_ssl_preread_srv_conf_t, enabled), - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_ssl_preread_module_ctx = { - ngx_stream_ssl_preread_add_variables, /* preconfiguration */ - ngx_stream_ssl_preread_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_ssl_preread_create_srv_conf, /* create server configuration */ - ngx_stream_ssl_preread_merge_srv_conf /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_ssl_preread_module = { - NGX_MODULE_V1, - &ngx_stream_ssl_preread_module_ctx, /* module context */ - ngx_stream_ssl_preread_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_stream_variable_t ngx_stream_ssl_preread_vars[] = { - - { ngx_string("ssl_preread_protocol"), NULL, - ngx_stream_ssl_preread_protocol_variable, 0, 0, 0 }, - - { ngx_string("ssl_preread_server_name"), NULL, - ngx_stream_ssl_preread_server_name_variable, 0, 0, 0 }, - - { ngx_string("ssl_preread_alpn_protocols"), NULL, - ngx_stream_ssl_preread_alpn_protocols_variable, 0, 0, 0 }, - - ngx_stream_null_variable -}; - - -static ngx_int_t -ngx_stream_ssl_preread_handler(ngx_stream_session_t *s) -{ - u_char *last, *p; - size_t len; - ngx_int_t rc; - ngx_connection_t *c; - ngx_stream_ssl_preread_ctx_t *ctx; - ngx_stream_ssl_preread_srv_conf_t *sscf; - - c = s->connection; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, "ssl preread handler"); - - sscf = ngx_stream_get_module_srv_conf(s, ngx_stream_ssl_preread_module); - - if (!sscf->enabled) { - return NGX_DECLINED; - } - - if (c->type != SOCK_STREAM) { - return NGX_DECLINED; - } - - if (c->buffer == NULL) { - return NGX_AGAIN; - } - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_ssl_preread_module); - if (ctx == NULL) { - ctx = ngx_pcalloc(c->pool, sizeof(ngx_stream_ssl_preread_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_stream_set_ctx(s, ctx, ngx_stream_ssl_preread_module); - - ctx->pool = c->pool; - ctx->log = c->log; - ctx->pos = c->buffer->pos; - } - - p = ctx->pos; - last = c->buffer->last; - - while (last - p >= 5) { - - if ((p[0] & 0x80) && p[2] == 1 && (p[3] == 0 || p[3] == 3)) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: version 2 ClientHello"); - ctx->version[0] = p[3]; - ctx->version[1] = p[4]; - return NGX_OK; - } - - if (p[0] != 0x16) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: not a handshake"); - ngx_stream_set_ctx(s, NULL, ngx_stream_ssl_preread_module); - return NGX_DECLINED; - } - - if (p[1] != 3) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: unsupported SSL version"); - ngx_stream_set_ctx(s, NULL, ngx_stream_ssl_preread_module); - return NGX_DECLINED; - } - - len = (p[3] << 8) + p[4]; - - /* read the whole record before parsing */ - if ((size_t) (last - p) < len + 5) { - break; - } - - p += 5; - - rc = ngx_stream_ssl_preread_parse_record(ctx, p, p + len); - - if (rc == NGX_DECLINED) { - ngx_stream_set_ctx(s, NULL, ngx_stream_ssl_preread_module); - return NGX_DECLINED; - } - - if (rc != NGX_AGAIN) { - return rc; - } - - p += len; - } - - ctx->pos = p; - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_stream_ssl_preread_parse_record(ngx_stream_ssl_preread_ctx_t *ctx, - u_char *pos, u_char *last) -{ - size_t left, n, size, ext; - u_char *dst, *p; - - enum { - sw_start = 0, - sw_header, /* handshake msg_type, length */ - sw_version, /* client_version */ - sw_random, /* random */ - sw_sid_len, /* session_id length */ - sw_sid, /* session_id */ - sw_cs_len, /* cipher_suites length */ - sw_cs, /* cipher_suites */ - sw_cm_len, /* compression_methods length */ - sw_cm, /* compression_methods */ - sw_ext, /* extension */ - sw_ext_header, /* extension_type, extension_data length */ - sw_sni_len, /* SNI length */ - sw_sni_host_head, /* SNI name_type, host_name length */ - sw_sni_host, /* SNI host_name */ - sw_alpn_len, /* ALPN length */ - sw_alpn_proto_len, /* ALPN protocol_name length */ - sw_alpn_proto_data, /* ALPN protocol_name */ - sw_supver_len /* supported_versions length */ - } state; - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: state %ui left %z", ctx->state, ctx->left); - - state = ctx->state; - size = ctx->size; - left = ctx->left; - ext = ctx->ext; - dst = ctx->dst; - p = ctx->buf; - - for ( ;; ) { - n = ngx_min((size_t) (last - pos), size); - - if (dst) { - dst = ngx_cpymem(dst, pos, n); - } - - pos += n; - size -= n; - left -= n; - - if (size != 0) { - break; - } - - switch (state) { - - case sw_start: - state = sw_header; - dst = p; - size = 4; - left = size; - break; - - case sw_header: - if (p[0] != 1) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: not a client hello"); - return NGX_DECLINED; - } - - state = sw_version; - dst = ctx->version; - size = 2; - left = (p[1] << 16) + (p[2] << 8) + p[3]; - break; - - case sw_version: - state = sw_random; - dst = NULL; - size = 32; - break; - - case sw_random: - state = sw_sid_len; - dst = p; - size = 1; - break; - - case sw_sid_len: - state = sw_sid; - dst = NULL; - size = p[0]; - break; - - case sw_sid: - state = sw_cs_len; - dst = p; - size = 2; - break; - - case sw_cs_len: - state = sw_cs; - dst = NULL; - size = (p[0] << 8) + p[1]; - break; - - case sw_cs: - state = sw_cm_len; - dst = p; - size = 1; - break; - - case sw_cm_len: - state = sw_cm; - dst = NULL; - size = p[0]; - break; - - case sw_cm: - if (left == 0) { - /* no extensions */ - return NGX_OK; - } - - state = sw_ext; - dst = p; - size = 2; - break; - - case sw_ext: - if (left == 0) { - return NGX_OK; - } - - state = sw_ext_header; - dst = p; - size = 4; - break; - - case sw_ext_header: - if (p[0] == 0 && p[1] == 0 && ctx->host.data == NULL) { - /* SNI extension */ - state = sw_sni_len; - dst = p; - size = 2; - break; - } - - if (p[0] == 0 && p[1] == 16 && ctx->alpn.data == NULL) { - /* ALPN extension */ - state = sw_alpn_len; - dst = p; - size = 2; - break; - } - - if (p[0] == 0 && p[1] == 43) { - /* supported_versions extension */ - state = sw_supver_len; - dst = p; - size = 1; - break; - } - - state = sw_ext; - dst = NULL; - size = (p[2] << 8) + p[3]; - break; - - case sw_sni_len: - ext = (p[0] << 8) + p[1]; - state = sw_sni_host_head; - dst = p; - size = 3; - break; - - case sw_sni_host_head: - if (p[0] != 0) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: SNI hostname type is not DNS"); - return NGX_DECLINED; - } - - size = (p[1] << 8) + p[2]; - - if (ext < 3 + size) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: SNI format error"); - return NGX_DECLINED; - } - ext -= 3 + size; - - ctx->host.data = ngx_pnalloc(ctx->pool, size); - if (ctx->host.data == NULL) { - return NGX_ERROR; - } - - state = sw_sni_host; - dst = ctx->host.data; - break; - - case sw_sni_host: - ctx->host.len = (p[1] << 8) + p[2]; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: SNI hostname \"%V\"", &ctx->host); - - state = sw_ext; - dst = NULL; - size = ext; - break; - - case sw_alpn_len: - ext = (p[0] << 8) + p[1]; - - ctx->alpn.data = ngx_pnalloc(ctx->pool, ext); - if (ctx->alpn.data == NULL) { - return NGX_ERROR; - } - - state = sw_alpn_proto_len; - dst = p; - size = 1; - break; - - case sw_alpn_proto_len: - size = p[0]; - - if (size == 0) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: ALPN empty protocol"); - return NGX_DECLINED; - } - - if (ext < 1 + size) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: ALPN format error"); - return NGX_DECLINED; - } - ext -= 1 + size; - - state = sw_alpn_proto_data; - dst = ctx->alpn.data + ctx->alpn.len; - break; - - case sw_alpn_proto_data: - ctx->alpn.len += p[0]; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: ALPN protocols \"%V\"", &ctx->alpn); - - if (ext) { - ctx->alpn.data[ctx->alpn.len++] = ','; - - state = sw_alpn_proto_len; - dst = p; - size = 1; - break; - } - - state = sw_ext; - dst = NULL; - size = 0; - break; - - case sw_supver_len: - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: supported_versions"); - - /* set TLSv1.3 */ - ctx->version[0] = 3; - ctx->version[1] = 4; - - state = sw_ext; - dst = NULL; - size = p[0]; - break; - } - - if (left < size) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, ctx->log, 0, - "ssl preread: failed to parse handshake"); - return NGX_DECLINED; - } - } - - ctx->state = state; - ctx->size = size; - ctx->left = left; - ctx->ext = ext; - ctx->dst = dst; - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_stream_ssl_preread_protocol_variable(ngx_stream_session_t *s, - ngx_variable_value_t *v, uintptr_t data) -{ - ngx_str_t version; - ngx_stream_ssl_preread_ctx_t *ctx; - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_ssl_preread_module); - - if (ctx == NULL) { - v->not_found = 1; - return NGX_OK; - } - - /* SSL_get_version() format */ - - ngx_str_null(&version); - - switch (ctx->version[0]) { - case 0: - switch (ctx->version[1]) { - case 2: - ngx_str_set(&version, "SSLv2"); - break; - } - break; - case 3: - switch (ctx->version[1]) { - case 0: - ngx_str_set(&version, "SSLv3"); - break; - case 1: - ngx_str_set(&version, "TLSv1"); - break; - case 2: - ngx_str_set(&version, "TLSv1.1"); - break; - case 3: - ngx_str_set(&version, "TLSv1.2"); - break; - case 4: - ngx_str_set(&version, "TLSv1.3"); - break; - } - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = version.len; - v->data = version.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_ssl_preread_server_name_variable(ngx_stream_session_t *s, - ngx_variable_value_t *v, uintptr_t data) -{ - ngx_stream_ssl_preread_ctx_t *ctx; - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_ssl_preread_module); - - if (ctx == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = ctx->host.len; - v->data = ctx->host.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_ssl_preread_alpn_protocols_variable(ngx_stream_session_t *s, - ngx_variable_value_t *v, uintptr_t data) -{ - ngx_stream_ssl_preread_ctx_t *ctx; - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_ssl_preread_module); - - if (ctx == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = ctx->alpn.len; - v->data = ctx->alpn.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_ssl_preread_add_variables(ngx_conf_t *cf) -{ - ngx_stream_variable_t *var, *v; - - for (v = ngx_stream_ssl_preread_vars; v->name.len; v++) { - var = ngx_stream_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static void * -ngx_stream_ssl_preread_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_ssl_preread_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_ssl_preread_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->enabled = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_stream_ssl_preread_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_stream_ssl_preread_srv_conf_t *prev = parent; - ngx_stream_ssl_preread_srv_conf_t *conf = child; - - ngx_conf_merge_value(conf->enabled, prev->enabled, 0); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_stream_ssl_preread_init(ngx_conf_t *cf) -{ - ngx_stream_handler_pt *h; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_STREAM_PREREAD_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_stream_ssl_preread_handler; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream.c b/src/nginx-1.18.0/src/stream/ngx_stream_upstream.c deleted file mode 100644 index eadcf9f..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream.c +++ /dev/null @@ -1,715 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static ngx_int_t ngx_stream_upstream_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_stream_upstream_addr_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_upstream_response_time_variable( - ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_upstream_bytes_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); - -static char *ngx_stream_upstream(ngx_conf_t *cf, ngx_command_t *cmd, - void *dummy); -static char *ngx_stream_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static void *ngx_stream_upstream_create_main_conf(ngx_conf_t *cf); -static char *ngx_stream_upstream_init_main_conf(ngx_conf_t *cf, void *conf); - - -static ngx_command_t ngx_stream_upstream_commands[] = { - - { ngx_string("upstream"), - NGX_STREAM_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, - ngx_stream_upstream, - 0, - 0, - NULL }, - - { ngx_string("server"), - NGX_STREAM_UPS_CONF|NGX_CONF_1MORE, - ngx_stream_upstream_server, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_upstream_module_ctx = { - ngx_stream_upstream_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_stream_upstream_create_main_conf, /* create main configuration */ - ngx_stream_upstream_init_main_conf, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_upstream_module = { - NGX_MODULE_V1, - &ngx_stream_upstream_module_ctx, /* module context */ - ngx_stream_upstream_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_stream_variable_t ngx_stream_upstream_vars[] = { - - { ngx_string("upstream_addr"), NULL, - ngx_stream_upstream_addr_variable, 0, - NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_bytes_sent"), NULL, - ngx_stream_upstream_bytes_variable, 0, - NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_connect_time"), NULL, - ngx_stream_upstream_response_time_variable, 2, - NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_first_byte_time"), NULL, - ngx_stream_upstream_response_time_variable, 1, - NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_session_time"), NULL, - ngx_stream_upstream_response_time_variable, 0, - NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_bytes_received"), NULL, - ngx_stream_upstream_bytes_variable, 1, - NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - ngx_stream_null_variable -}; - - -static ngx_int_t -ngx_stream_upstream_add_variables(ngx_conf_t *cf) -{ - ngx_stream_variable_t *var, *v; - - for (v = ngx_stream_upstream_vars; v->name.len; v++) { - var = ngx_stream_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_addr_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_stream_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (s->upstream_states == NULL || s->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = 0; - state = s->upstream_states->elts; - - for (i = 0; i < s->upstream_states->nelts; i++) { - if (state[i].peer) { - len += state[i].peer->len; - } - - len += 2; - } - - p = ngx_pnalloc(s->connection->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - - for ( ;; ) { - if (state[i].peer) { - p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); - } - - if (++i == s->upstream_states->nelts) { - break; - } - - *p++ = ','; - *p++ = ' '; - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_bytes_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_stream_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (s->upstream_states == NULL || s->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = s->upstream_states->nelts * (NGX_OFF_T_LEN + 2); - - p = ngx_pnalloc(s->connection->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = s->upstream_states->elts; - - for ( ;; ) { - - if (data == 1) { - p = ngx_sprintf(p, "%O", state[i].bytes_received); - - } else { - p = ngx_sprintf(p, "%O", state[i].bytes_sent); - } - - if (++i == s->upstream_states->nelts) { - break; - } - - *p++ = ','; - *p++ = ' '; - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_response_time_variable(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_msec_int_t ms; - ngx_stream_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (s->upstream_states == NULL || s->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = s->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); - - p = ngx_pnalloc(s->connection->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = s->upstream_states->elts; - - for ( ;; ) { - - if (data == 1) { - ms = state[i].first_byte_time; - - } else if (data == 2) { - ms = state[i].connect_time; - - } else { - ms = state[i].response_time; - } - - if (ms != -1) { - ms = ngx_max(ms, 0); - p = ngx_sprintf(p, "%T.%03M", (time_t) ms / 1000, ms % 1000); - - } else { - *p++ = '-'; - } - - if (++i == s->upstream_states->nelts) { - break; - } - - *p++ = ','; - *p++ = ' '; - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static char * -ngx_stream_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) -{ - char *rv; - void *mconf; - ngx_str_t *value; - ngx_url_t u; - ngx_uint_t m; - ngx_conf_t pcf; - ngx_stream_module_t *module; - ngx_stream_conf_ctx_t *ctx, *stream_ctx; - ngx_stream_upstream_srv_conf_t *uscf; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - value = cf->args->elts; - u.host = value[1]; - u.no_resolve = 1; - u.no_port = 1; - - uscf = ngx_stream_upstream_add(cf, &u, NGX_STREAM_UPSTREAM_CREATE - |NGX_STREAM_UPSTREAM_WEIGHT - |NGX_STREAM_UPSTREAM_MAX_CONNS - |NGX_STREAM_UPSTREAM_MAX_FAILS - |NGX_STREAM_UPSTREAM_FAIL_TIMEOUT - |NGX_STREAM_UPSTREAM_DOWN - |NGX_STREAM_UPSTREAM_BACKUP); - if (uscf == NULL) { - return NGX_CONF_ERROR; - } - - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_stream_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - stream_ctx = cf->ctx; - ctx->main_conf = stream_ctx->main_conf; - - /* the upstream{}'s srv_conf */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, - sizeof(void *) * ngx_stream_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[ngx_stream_upstream_module.ctx_index] = uscf; - - uscf->srv_conf = ctx->srv_conf; - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_STREAM_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->create_srv_conf) { - mconf = module->create_srv_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[cf->cycle->modules[m]->ctx_index] = mconf; - } - } - - uscf->servers = ngx_array_create(cf->pool, 4, - sizeof(ngx_stream_upstream_server_t)); - if (uscf->servers == NULL) { - return NGX_CONF_ERROR; - } - - - /* parse inside upstream{} */ - - pcf = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_STREAM_UPS_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = pcf; - - if (rv != NGX_CONF_OK) { - return rv; - } - - if (uscf->servers->nelts == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "no servers are inside upstream"); - return NGX_CONF_ERROR; - } - - return rv; -} - - -static char * -ngx_stream_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_upstream_srv_conf_t *uscf = conf; - - time_t fail_timeout; - ngx_str_t *value, s; - ngx_url_t u; - ngx_int_t weight, max_conns, max_fails; - ngx_uint_t i; - ngx_stream_upstream_server_t *us; - - us = ngx_array_push(uscf->servers); - if (us == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(us, sizeof(ngx_stream_upstream_server_t)); - - value = cf->args->elts; - - weight = 1; - max_conns = 0; - max_fails = 1; - fail_timeout = 10; - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { - - if (!(uscf->flags & NGX_STREAM_UPSTREAM_WEIGHT)) { - goto not_supported; - } - - weight = ngx_atoi(&value[i].data[7], value[i].len - 7); - - if (weight == NGX_ERROR || weight == 0) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "max_conns=", 10) == 0) { - - if (!(uscf->flags & NGX_STREAM_UPSTREAM_MAX_CONNS)) { - goto not_supported; - } - - max_conns = ngx_atoi(&value[i].data[10], value[i].len - 10); - - if (max_conns == NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { - - if (!(uscf->flags & NGX_STREAM_UPSTREAM_MAX_FAILS)) { - goto not_supported; - } - - max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); - - if (max_fails == NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { - - if (!(uscf->flags & NGX_STREAM_UPSTREAM_FAIL_TIMEOUT)) { - goto not_supported; - } - - s.len = value[i].len - 13; - s.data = &value[i].data[13]; - - fail_timeout = ngx_parse_time(&s, 1); - - if (fail_timeout == (time_t) NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strcmp(value[i].data, "backup") == 0) { - - if (!(uscf->flags & NGX_STREAM_UPSTREAM_BACKUP)) { - goto not_supported; - } - - us->backup = 1; - - continue; - } - - if (ngx_strcmp(value[i].data, "down") == 0) { - - if (!(uscf->flags & NGX_STREAM_UPSTREAM_DOWN)) { - goto not_supported; - } - - us->down = 1; - - continue; - } - - goto invalid; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - - if (ngx_parse_url(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in upstream \"%V\"", u.err, &u.url); - } - - return NGX_CONF_ERROR; - } - - if (u.no_port) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "no port in upstream \"%V\"", &u.url); - return NGX_CONF_ERROR; - } - - us->name = u.url; - us->addrs = u.addrs; - us->naddrs = u.naddrs; - us->weight = weight; - us->max_conns = max_conns; - us->max_fails = max_fails; - us->fail_timeout = fail_timeout; - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - - return NGX_CONF_ERROR; - -not_supported: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "balancing method does not support parameter \"%V\"", - &value[i]); - - return NGX_CONF_ERROR; -} - - -ngx_stream_upstream_srv_conf_t * -ngx_stream_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) -{ - ngx_uint_t i; - ngx_stream_upstream_server_t *us; - ngx_stream_upstream_srv_conf_t *uscf, **uscfp; - ngx_stream_upstream_main_conf_t *umcf; - - if (!(flags & NGX_STREAM_UPSTREAM_CREATE)) { - - if (ngx_parse_url(cf->pool, u) != NGX_OK) { - if (u->err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in upstream \"%V\"", u->err, &u->url); - } - - return NULL; - } - } - - umcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_upstream_module); - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - if (uscfp[i]->host.len != u->host.len - || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) - != 0) - { - continue; - } - - if ((flags & NGX_STREAM_UPSTREAM_CREATE) - && (uscfp[i]->flags & NGX_STREAM_UPSTREAM_CREATE)) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate upstream \"%V\"", &u->host); - return NULL; - } - - if ((uscfp[i]->flags & NGX_STREAM_UPSTREAM_CREATE) && !u->no_port) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "upstream \"%V\" may not have port %d", - &u->host, u->port); - return NULL; - } - - if ((flags & NGX_STREAM_UPSTREAM_CREATE) && !uscfp[i]->no_port) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "upstream \"%V\" may not have port %d in %s:%ui", - &u->host, uscfp[i]->port, - uscfp[i]->file_name, uscfp[i]->line); - return NULL; - } - - if (uscfp[i]->port != u->port) { - continue; - } - - if (flags & NGX_STREAM_UPSTREAM_CREATE) { - uscfp[i]->flags = flags; - } - - return uscfp[i]; - } - - uscf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_srv_conf_t)); - if (uscf == NULL) { - return NULL; - } - - uscf->flags = flags; - uscf->host = u->host; - uscf->file_name = cf->conf_file->file.name.data; - uscf->line = cf->conf_file->line; - uscf->port = u->port; - uscf->no_port = u->no_port; - - if (u->naddrs == 1 && (u->port || u->family == AF_UNIX)) { - uscf->servers = ngx_array_create(cf->pool, 1, - sizeof(ngx_stream_upstream_server_t)); - if (uscf->servers == NULL) { - return NULL; - } - - us = ngx_array_push(uscf->servers); - if (us == NULL) { - return NULL; - } - - ngx_memzero(us, sizeof(ngx_stream_upstream_server_t)); - - us->addrs = u->addrs; - us->naddrs = 1; - } - - uscfp = ngx_array_push(&umcf->upstreams); - if (uscfp == NULL) { - return NULL; - } - - *uscfp = uscf; - - return uscf; -} - - -static void * -ngx_stream_upstream_create_main_conf(ngx_conf_t *cf) -{ - ngx_stream_upstream_main_conf_t *umcf; - - umcf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_main_conf_t)); - if (umcf == NULL) { - return NULL; - } - - if (ngx_array_init(&umcf->upstreams, cf->pool, 4, - sizeof(ngx_stream_upstream_srv_conf_t *)) - != NGX_OK) - { - return NULL; - } - - return umcf; -} - - -static char * -ngx_stream_upstream_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_stream_upstream_main_conf_t *umcf = conf; - - ngx_uint_t i; - ngx_stream_upstream_init_pt init; - ngx_stream_upstream_srv_conf_t **uscfp; - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - init = uscfp[i]->peer.init_upstream - ? uscfp[i]->peer.init_upstream - : ngx_stream_upstream_init_round_robin; - - if (init(cf, uscfp[i]) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream.h b/src/nginx-1.18.0/src/stream/ngx_stream_upstream.h deleted file mode 100644 index 9857e0b..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream.h +++ /dev/null @@ -1,159 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_STREAM_UPSTREAM_H_INCLUDED_ -#define _NGX_STREAM_UPSTREAM_H_INCLUDED_ - - -#include -#include -#include -#include - - -#define NGX_STREAM_UPSTREAM_CREATE 0x0001 -#define NGX_STREAM_UPSTREAM_WEIGHT 0x0002 -#define NGX_STREAM_UPSTREAM_MAX_FAILS 0x0004 -#define NGX_STREAM_UPSTREAM_FAIL_TIMEOUT 0x0008 -#define NGX_STREAM_UPSTREAM_DOWN 0x0010 -#define NGX_STREAM_UPSTREAM_BACKUP 0x0020 -#define NGX_STREAM_UPSTREAM_MAX_CONNS 0x0100 - - -#define NGX_STREAM_UPSTREAM_NOTIFY_CONNECT 0x1 - - -typedef struct { - ngx_array_t upstreams; - /* ngx_stream_upstream_srv_conf_t */ -} ngx_stream_upstream_main_conf_t; - - -typedef struct ngx_stream_upstream_srv_conf_s ngx_stream_upstream_srv_conf_t; - - -typedef ngx_int_t (*ngx_stream_upstream_init_pt)(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us); -typedef ngx_int_t (*ngx_stream_upstream_init_peer_pt)(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us); - - -typedef struct { - ngx_stream_upstream_init_pt init_upstream; - ngx_stream_upstream_init_peer_pt init; - void *data; -} ngx_stream_upstream_peer_t; - - -typedef struct { - ngx_str_t name; - ngx_addr_t *addrs; - ngx_uint_t naddrs; - ngx_uint_t weight; - ngx_uint_t max_conns; - ngx_uint_t max_fails; - time_t fail_timeout; - ngx_msec_t slow_start; - ngx_uint_t down; - - unsigned backup:1; - - NGX_COMPAT_BEGIN(4) - NGX_COMPAT_END -} ngx_stream_upstream_server_t; - - -struct ngx_stream_upstream_srv_conf_s { - ngx_stream_upstream_peer_t peer; - void **srv_conf; - - ngx_array_t *servers; - /* ngx_stream_upstream_server_t */ - - ngx_uint_t flags; - ngx_str_t host; - u_char *file_name; - ngx_uint_t line; - in_port_t port; - ngx_uint_t no_port; /* unsigned no_port:1 */ - -#if (NGX_STREAM_UPSTREAM_ZONE) - ngx_shm_zone_t *shm_zone; -#endif -}; - - -typedef struct { - ngx_msec_t response_time; - ngx_msec_t connect_time; - ngx_msec_t first_byte_time; - off_t bytes_sent; - off_t bytes_received; - - ngx_str_t *peer; -} ngx_stream_upstream_state_t; - - -typedef struct { - ngx_str_t host; - in_port_t port; - ngx_uint_t no_port; /* unsigned no_port:1 */ - - ngx_uint_t naddrs; - ngx_resolver_addr_t *addrs; - - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t name; - - ngx_resolver_ctx_t *ctx; -} ngx_stream_upstream_resolved_t; - - -typedef struct { - ngx_peer_connection_t peer; - - ngx_buf_t downstream_buf; - ngx_buf_t upstream_buf; - - ngx_chain_t *free; - ngx_chain_t *upstream_out; - ngx_chain_t *upstream_busy; - ngx_chain_t *downstream_out; - ngx_chain_t *downstream_busy; - - off_t received; - time_t start_sec; - ngx_uint_t requests; - ngx_uint_t responses; - ngx_msec_t start_time; - - size_t upload_rate; - size_t download_rate; - - ngx_str_t ssl_name; - - ngx_stream_upstream_srv_conf_t *upstream; - ngx_stream_upstream_resolved_t *resolved; - ngx_stream_upstream_state_t *state; - unsigned connected:1; - unsigned proxy_protocol:1; -} ngx_stream_upstream_t; - - -ngx_stream_upstream_srv_conf_t *ngx_stream_upstream_add(ngx_conf_t *cf, - ngx_url_t *u, ngx_uint_t flags); - - -#define ngx_stream_conf_upstream_srv_conf(uscf, module) \ - uscf->srv_conf[module.ctx_index] - - -extern ngx_module_t ngx_stream_upstream_module; - - -#endif /* _NGX_STREAM_UPSTREAM_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_hash_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_upstream_hash_module.c deleted file mode 100644 index b764fcb..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_hash_module.c +++ /dev/null @@ -1,685 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - uint32_t hash; - ngx_str_t *server; -} ngx_stream_upstream_chash_point_t; - - -typedef struct { - ngx_uint_t number; - ngx_stream_upstream_chash_point_t point[1]; -} ngx_stream_upstream_chash_points_t; - - -typedef struct { - ngx_stream_complex_value_t key; - ngx_stream_upstream_chash_points_t *points; -} ngx_stream_upstream_hash_srv_conf_t; - - -typedef struct { - /* the round robin data must be first */ - ngx_stream_upstream_rr_peer_data_t rrp; - ngx_stream_upstream_hash_srv_conf_t *conf; - ngx_str_t key; - ngx_uint_t tries; - ngx_uint_t rehash; - uint32_t hash; - ngx_event_get_peer_pt get_rr_peer; -} ngx_stream_upstream_hash_peer_data_t; - - -static ngx_int_t ngx_stream_upstream_init_hash(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us); -static ngx_int_t ngx_stream_upstream_init_hash_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us); -static ngx_int_t ngx_stream_upstream_get_hash_peer(ngx_peer_connection_t *pc, - void *data); - -static ngx_int_t ngx_stream_upstream_init_chash(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us); -static int ngx_libc_cdecl - ngx_stream_upstream_chash_cmp_points(const void *one, const void *two); -static ngx_uint_t ngx_stream_upstream_find_chash_point( - ngx_stream_upstream_chash_points_t *points, uint32_t hash); -static ngx_int_t ngx_stream_upstream_init_chash_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us); -static ngx_int_t ngx_stream_upstream_get_chash_peer(ngx_peer_connection_t *pc, - void *data); - -static void *ngx_stream_upstream_hash_create_conf(ngx_conf_t *cf); -static char *ngx_stream_upstream_hash(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_stream_upstream_hash_commands[] = { - - { ngx_string("hash"), - NGX_STREAM_UPS_CONF|NGX_CONF_TAKE12, - ngx_stream_upstream_hash, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_upstream_hash_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_upstream_hash_create_conf, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_upstream_hash_module = { - NGX_MODULE_V1, - &ngx_stream_upstream_hash_module_ctx, /* module context */ - ngx_stream_upstream_hash_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_upstream_init_hash(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us) -{ - if (ngx_stream_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_stream_upstream_init_hash_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_init_hash_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us) -{ - ngx_stream_upstream_hash_srv_conf_t *hcf; - ngx_stream_upstream_hash_peer_data_t *hp; - - hp = ngx_palloc(s->connection->pool, - sizeof(ngx_stream_upstream_hash_peer_data_t)); - if (hp == NULL) { - return NGX_ERROR; - } - - s->upstream->peer.data = &hp->rrp; - - if (ngx_stream_upstream_init_round_robin_peer(s, us) != NGX_OK) { - return NGX_ERROR; - } - - s->upstream->peer.get = ngx_stream_upstream_get_hash_peer; - - hcf = ngx_stream_conf_upstream_srv_conf(us, - ngx_stream_upstream_hash_module); - - if (ngx_stream_complex_value(s, &hcf->key, &hp->key) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "upstream hash key:\"%V\"", &hp->key); - - hp->conf = hcf; - hp->tries = 0; - hp->rehash = 0; - hp->hash = 0; - hp->get_rr_peer = ngx_stream_upstream_get_round_robin_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_get_hash_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_stream_upstream_hash_peer_data_t *hp = data; - - time_t now; - u_char buf[NGX_INT_T_LEN]; - size_t size; - uint32_t hash; - ngx_int_t w; - uintptr_t m; - ngx_uint_t n, p; - ngx_stream_upstream_rr_peer_t *peer; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get hash peer, try: %ui", pc->tries); - - ngx_stream_upstream_rr_peers_rlock(hp->rrp.peers); - - if (hp->tries > 20 || hp->rrp.peers->single || hp->key.len == 0) { - ngx_stream_upstream_rr_peers_unlock(hp->rrp.peers); - return hp->get_rr_peer(pc, &hp->rrp); - } - - now = ngx_time(); - - pc->connection = NULL; - - for ( ;; ) { - - /* - * Hash expression is compatible with Cache::Memcached: - * ((crc32([REHASH] KEY) >> 16) & 0x7fff) + PREV_HASH - * with REHASH omitted at the first iteration. - */ - - ngx_crc32_init(hash); - - if (hp->rehash > 0) { - size = ngx_sprintf(buf, "%ui", hp->rehash) - buf; - ngx_crc32_update(&hash, buf, size); - } - - ngx_crc32_update(&hash, hp->key.data, hp->key.len); - ngx_crc32_final(hash); - - hash = (hash >> 16) & 0x7fff; - - hp->hash += hash; - hp->rehash++; - - w = hp->hash % hp->rrp.peers->total_weight; - peer = hp->rrp.peers->peer; - p = 0; - - while (w >= peer->weight) { - w -= peer->weight; - peer = peer->next; - p++; - } - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - if (hp->rrp.tried[n] & m) { - goto next; - } - - ngx_stream_upstream_rr_peer_lock(hp->rrp.peers, peer); - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get hash peer, value:%uD, peer:%ui", hp->hash, p); - - if (peer->down) { - ngx_stream_upstream_rr_peer_unlock(hp->rrp.peers, peer); - goto next; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - ngx_stream_upstream_rr_peer_unlock(hp->rrp.peers, peer); - goto next; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - ngx_stream_upstream_rr_peer_unlock(hp->rrp.peers, peer); - goto next; - } - - break; - - next: - - if (++hp->tries > 20) { - ngx_stream_upstream_rr_peers_unlock(hp->rrp.peers); - return hp->get_rr_peer(pc, &hp->rrp); - } - } - - hp->rrp.current = peer; - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - if (now - peer->checked > peer->fail_timeout) { - peer->checked = now; - } - - ngx_stream_upstream_rr_peer_unlock(hp->rrp.peers, peer); - ngx_stream_upstream_rr_peers_unlock(hp->rrp.peers); - - hp->rrp.tried[n] |= m; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_init_chash(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us) -{ - u_char *host, *port, c; - size_t host_len, port_len, size; - uint32_t hash, base_hash; - ngx_str_t *server; - ngx_uint_t npoints, i, j; - ngx_stream_upstream_rr_peer_t *peer; - ngx_stream_upstream_rr_peers_t *peers; - ngx_stream_upstream_chash_points_t *points; - ngx_stream_upstream_hash_srv_conf_t *hcf; - union { - uint32_t value; - u_char byte[4]; - } prev_hash; - - if (ngx_stream_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_stream_upstream_init_chash_peer; - - peers = us->peer.data; - npoints = peers->total_weight * 160; - - size = sizeof(ngx_stream_upstream_chash_points_t) - + sizeof(ngx_stream_upstream_chash_point_t) * (npoints - 1); - - points = ngx_palloc(cf->pool, size); - if (points == NULL) { - return NGX_ERROR; - } - - points->number = 0; - - for (peer = peers->peer; peer; peer = peer->next) { - server = &peer->server; - - /* - * Hash expression is compatible with Cache::Memcached::Fast: - * crc32(HOST \0 PORT PREV_HASH). - */ - - if (server->len >= 5 - && ngx_strncasecmp(server->data, (u_char *) "unix:", 5) == 0) - { - host = server->data + 5; - host_len = server->len - 5; - port = NULL; - port_len = 0; - goto done; - } - - for (j = 0; j < server->len; j++) { - c = server->data[server->len - j - 1]; - - if (c == ':') { - host = server->data; - host_len = server->len - j - 1; - port = server->data + server->len - j; - port_len = j; - goto done; - } - - if (c < '0' || c > '9') { - break; - } - } - - host = server->data; - host_len = server->len; - port = NULL; - port_len = 0; - - done: - - ngx_crc32_init(base_hash); - ngx_crc32_update(&base_hash, host, host_len); - ngx_crc32_update(&base_hash, (u_char *) "", 1); - ngx_crc32_update(&base_hash, port, port_len); - - prev_hash.value = 0; - npoints = peer->weight * 160; - - for (j = 0; j < npoints; j++) { - hash = base_hash; - - ngx_crc32_update(&hash, prev_hash.byte, 4); - ngx_crc32_final(hash); - - points->point[points->number].hash = hash; - points->point[points->number].server = server; - points->number++; - -#if (NGX_HAVE_LITTLE_ENDIAN) - prev_hash.value = hash; -#else - prev_hash.byte[0] = (u_char) (hash & 0xff); - prev_hash.byte[1] = (u_char) ((hash >> 8) & 0xff); - prev_hash.byte[2] = (u_char) ((hash >> 16) & 0xff); - prev_hash.byte[3] = (u_char) ((hash >> 24) & 0xff); -#endif - } - } - - ngx_qsort(points->point, - points->number, - sizeof(ngx_stream_upstream_chash_point_t), - ngx_stream_upstream_chash_cmp_points); - - for (i = 0, j = 1; j < points->number; j++) { - if (points->point[i].hash != points->point[j].hash) { - points->point[++i] = points->point[j]; - } - } - - points->number = i + 1; - - hcf = ngx_stream_conf_upstream_srv_conf(us, - ngx_stream_upstream_hash_module); - hcf->points = points; - - return NGX_OK; -} - - -static int ngx_libc_cdecl -ngx_stream_upstream_chash_cmp_points(const void *one, const void *two) -{ - ngx_stream_upstream_chash_point_t *first = - (ngx_stream_upstream_chash_point_t *) one; - ngx_stream_upstream_chash_point_t *second = - (ngx_stream_upstream_chash_point_t *) two; - - if (first->hash < second->hash) { - return -1; - - } else if (first->hash > second->hash) { - return 1; - - } else { - return 0; - } -} - - -static ngx_uint_t -ngx_stream_upstream_find_chash_point(ngx_stream_upstream_chash_points_t *points, - uint32_t hash) -{ - ngx_uint_t i, j, k; - ngx_stream_upstream_chash_point_t *point; - - /* find first point >= hash */ - - point = &points->point[0]; - - i = 0; - j = points->number; - - while (i < j) { - k = (i + j) / 2; - - if (hash > point[k].hash) { - i = k + 1; - - } else if (hash < point[k].hash) { - j = k; - - } else { - return k; - } - } - - return i; -} - - -static ngx_int_t -ngx_stream_upstream_init_chash_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us) -{ - uint32_t hash; - ngx_stream_upstream_hash_srv_conf_t *hcf; - ngx_stream_upstream_hash_peer_data_t *hp; - - if (ngx_stream_upstream_init_hash_peer(s, us) != NGX_OK) { - return NGX_ERROR; - } - - s->upstream->peer.get = ngx_stream_upstream_get_chash_peer; - - hp = s->upstream->peer.data; - hcf = ngx_stream_conf_upstream_srv_conf(us, - ngx_stream_upstream_hash_module); - - hash = ngx_crc32_long(hp->key.data, hp->key.len); - - ngx_stream_upstream_rr_peers_rlock(hp->rrp.peers); - - hp->hash = ngx_stream_upstream_find_chash_point(hcf->points, hash); - - ngx_stream_upstream_rr_peers_unlock(hp->rrp.peers); - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_get_chash_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_stream_upstream_hash_peer_data_t *hp = data; - - time_t now; - intptr_t m; - ngx_str_t *server; - ngx_int_t total; - ngx_uint_t i, n, best_i; - ngx_stream_upstream_rr_peer_t *peer, *best; - ngx_stream_upstream_chash_point_t *point; - ngx_stream_upstream_chash_points_t *points; - ngx_stream_upstream_hash_srv_conf_t *hcf; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get consistent hash peer, try: %ui", pc->tries); - - ngx_stream_upstream_rr_peers_wlock(hp->rrp.peers); - - if (hp->tries > 20 || hp->rrp.peers->single || hp->key.len == 0) { - ngx_stream_upstream_rr_peers_unlock(hp->rrp.peers); - return hp->get_rr_peer(pc, &hp->rrp); - } - - pc->connection = NULL; - - now = ngx_time(); - hcf = hp->conf; - - points = hcf->points; - point = &points->point[0]; - - for ( ;; ) { - server = point[hp->hash % points->number].server; - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "consistent hash peer:%uD, server:\"%V\"", - hp->hash, server); - - best = NULL; - best_i = 0; - total = 0; - - for (peer = hp->rrp.peers->peer, i = 0; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (hp->rrp.tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - if (peer->server.len != server->len - || ngx_strncmp(peer->server.data, server->data, server->len) - != 0) - { - continue; - } - - peer->current_weight += peer->effective_weight; - total += peer->effective_weight; - - if (peer->effective_weight < peer->weight) { - peer->effective_weight++; - } - - if (best == NULL || peer->current_weight > best->current_weight) { - best = peer; - best_i = i; - } - } - - if (best) { - best->current_weight -= total; - break; - } - - hp->hash++; - hp->tries++; - - if (hp->tries > 20) { - ngx_stream_upstream_rr_peers_unlock(hp->rrp.peers); - return hp->get_rr_peer(pc, &hp->rrp); - } - } - - hp->rrp.current = best; - - pc->sockaddr = best->sockaddr; - pc->socklen = best->socklen; - pc->name = &best->name; - - best->conns++; - - if (now - best->checked > best->fail_timeout) { - best->checked = now; - } - - ngx_stream_upstream_rr_peers_unlock(hp->rrp.peers); - - n = best_i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << best_i % (8 * sizeof(uintptr_t)); - - hp->rrp.tried[n] |= m; - - return NGX_OK; -} - - -static void * -ngx_stream_upstream_hash_create_conf(ngx_conf_t *cf) -{ - ngx_stream_upstream_hash_srv_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_stream_upstream_hash_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->points = NULL; - - return conf; -} - - -static char * -ngx_stream_upstream_hash(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_upstream_hash_srv_conf_t *hcf = conf; - - ngx_str_t *value; - ngx_stream_upstream_srv_conf_t *uscf; - ngx_stream_compile_complex_value_t ccv; - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &hcf->key; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - uscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_upstream_module); - - if (uscf->peer.init_upstream) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "load balancing method redefined"); - } - - uscf->flags = NGX_STREAM_UPSTREAM_CREATE - |NGX_STREAM_UPSTREAM_WEIGHT - |NGX_STREAM_UPSTREAM_MAX_CONNS - |NGX_STREAM_UPSTREAM_MAX_FAILS - |NGX_STREAM_UPSTREAM_FAIL_TIMEOUT - |NGX_STREAM_UPSTREAM_DOWN; - - if (cf->args->nelts == 2) { - uscf->peer.init_upstream = ngx_stream_upstream_init_hash; - - } else if (ngx_strcmp(value[2].data, "consistent") == 0) { - uscf->peer.init_upstream = ngx_stream_upstream_init_chash; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_least_conn_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_upstream_least_conn_module.c deleted file mode 100644 index 739b20a..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_least_conn_module.c +++ /dev/null @@ -1,310 +0,0 @@ - -/* - * Copyright (C) Maxim Dounin - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static ngx_int_t ngx_stream_upstream_init_least_conn_peer( - ngx_stream_session_t *s, ngx_stream_upstream_srv_conf_t *us); -static ngx_int_t ngx_stream_upstream_get_least_conn_peer( - ngx_peer_connection_t *pc, void *data); -static char *ngx_stream_upstream_least_conn(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_stream_upstream_least_conn_commands[] = { - - { ngx_string("least_conn"), - NGX_STREAM_UPS_CONF|NGX_CONF_NOARGS, - ngx_stream_upstream_least_conn, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_upstream_least_conn_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_upstream_least_conn_module = { - NGX_MODULE_V1, - &ngx_stream_upstream_least_conn_module_ctx, /* module context */ - ngx_stream_upstream_least_conn_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_upstream_init_least_conn(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us) -{ - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, cf->log, 0, - "init least conn"); - - if (ngx_stream_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_stream_upstream_init_least_conn_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_init_least_conn_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us) -{ - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "init least conn peer"); - - if (ngx_stream_upstream_init_round_robin_peer(s, us) != NGX_OK) { - return NGX_ERROR; - } - - s->upstream->peer.get = ngx_stream_upstream_get_least_conn_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_get_least_conn_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_stream_upstream_rr_peer_data_t *rrp = data; - - time_t now; - uintptr_t m; - ngx_int_t rc, total; - ngx_uint_t i, n, p, many; - ngx_stream_upstream_rr_peer_t *peer, *best; - ngx_stream_upstream_rr_peers_t *peers; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get least conn peer, try: %ui", pc->tries); - - if (rrp->peers->single) { - return ngx_stream_upstream_get_round_robin_peer(pc, rrp); - } - - pc->connection = NULL; - - now = ngx_time(); - - peers = rrp->peers; - - ngx_stream_upstream_rr_peers_wlock(peers); - - best = NULL; - total = 0; - -#if (NGX_SUPPRESS_WARN) - many = 0; - p = 0; -#endif - - for (peer = peers->peer, i = 0; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - /* - * select peer with least number of connections; if there are - * multiple peers with the same number of connections, select - * based on round-robin - */ - - if (best == NULL - || peer->conns * best->weight < best->conns * peer->weight) - { - best = peer; - many = 0; - p = i; - - } else if (peer->conns * best->weight == best->conns * peer->weight) { - many = 1; - } - } - - if (best == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get least conn peer, no peer found"); - - goto failed; - } - - if (many) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get least conn peer, many"); - - for (peer = best, i = p; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->conns * best->weight != best->conns * peer->weight) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - peer->current_weight += peer->effective_weight; - total += peer->effective_weight; - - if (peer->effective_weight < peer->weight) { - peer->effective_weight++; - } - - if (peer->current_weight > best->current_weight) { - best = peer; - p = i; - } - } - } - - best->current_weight -= total; - - if (now - best->checked > best->fail_timeout) { - best->checked = now; - } - - pc->sockaddr = best->sockaddr; - pc->socklen = best->socklen; - pc->name = &best->name; - - best->conns++; - - rrp->current = best; - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - rrp->tried[n] |= m; - - ngx_stream_upstream_rr_peers_unlock(peers); - - return NGX_OK; - -failed: - - if (peers->next) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get least conn peer, backup servers"); - - rrp->peers = peers->next; - - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - for (i = 0; i < n; i++) { - rrp->tried[i] = 0; - } - - ngx_stream_upstream_rr_peers_unlock(peers); - - rc = ngx_stream_upstream_get_least_conn_peer(pc, rrp); - - if (rc != NGX_BUSY) { - return rc; - } - - ngx_stream_upstream_rr_peers_wlock(peers); - } - - ngx_stream_upstream_rr_peers_unlock(peers); - - pc->name = peers->name; - - return NGX_BUSY; -} - - -static char * -ngx_stream_upstream_least_conn(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_upstream_srv_conf_t *uscf; - - uscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_upstream_module); - - if (uscf->peer.init_upstream) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "load balancing method redefined"); - } - - uscf->peer.init_upstream = ngx_stream_upstream_init_least_conn; - - uscf->flags = NGX_STREAM_UPSTREAM_CREATE - |NGX_STREAM_UPSTREAM_WEIGHT - |NGX_STREAM_UPSTREAM_MAX_CONNS - |NGX_STREAM_UPSTREAM_MAX_FAILS - |NGX_STREAM_UPSTREAM_FAIL_TIMEOUT - |NGX_STREAM_UPSTREAM_DOWN - |NGX_STREAM_UPSTREAM_BACKUP; - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_random_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_upstream_random_module.c deleted file mode 100644 index 402c1b2..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_random_module.c +++ /dev/null @@ -1,502 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_stream_upstream_rr_peer_t *peer; - ngx_uint_t range; -} ngx_stream_upstream_random_range_t; - - -typedef struct { - ngx_uint_t two; - ngx_stream_upstream_random_range_t *ranges; -} ngx_stream_upstream_random_srv_conf_t; - - -typedef struct { - /* the round robin data must be first */ - ngx_stream_upstream_rr_peer_data_t rrp; - - ngx_stream_upstream_random_srv_conf_t *conf; - u_char tries; -} ngx_stream_upstream_random_peer_data_t; - - -static ngx_int_t ngx_stream_upstream_init_random(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us); -static ngx_int_t ngx_stream_upstream_update_random(ngx_pool_t *pool, - ngx_stream_upstream_srv_conf_t *us); - -static ngx_int_t ngx_stream_upstream_init_random_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us); -static ngx_int_t ngx_stream_upstream_get_random_peer(ngx_peer_connection_t *pc, - void *data); -static ngx_int_t ngx_stream_upstream_get_random2_peer(ngx_peer_connection_t *pc, - void *data); -static ngx_uint_t ngx_stream_upstream_peek_random_peer( - ngx_stream_upstream_rr_peers_t *peers, - ngx_stream_upstream_random_peer_data_t *rp); -static void *ngx_stream_upstream_random_create_conf(ngx_conf_t *cf); -static char *ngx_stream_upstream_random(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_stream_upstream_random_commands[] = { - - { ngx_string("random"), - NGX_STREAM_UPS_CONF|NGX_CONF_NOARGS|NGX_CONF_TAKE12, - ngx_stream_upstream_random, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_upstream_random_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_upstream_random_create_conf, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_upstream_random_module = { - NGX_MODULE_V1, - &ngx_stream_upstream_random_module_ctx, /* module context */ - ngx_stream_upstream_random_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_upstream_init_random(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us) -{ - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, cf->log, 0, "init random"); - - if (ngx_stream_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_stream_upstream_init_random_peer; - -#if (NGX_STREAM_UPSTREAM_ZONE) - if (us->shm_zone) { - return NGX_OK; - } -#endif - - return ngx_stream_upstream_update_random(cf->pool, us); -} - - -static ngx_int_t -ngx_stream_upstream_update_random(ngx_pool_t *pool, - ngx_stream_upstream_srv_conf_t *us) -{ - size_t size; - ngx_uint_t i, total_weight; - ngx_stream_upstream_rr_peer_t *peer; - ngx_stream_upstream_rr_peers_t *peers; - ngx_stream_upstream_random_range_t *ranges; - ngx_stream_upstream_random_srv_conf_t *rcf; - - rcf = ngx_stream_conf_upstream_srv_conf(us, - ngx_stream_upstream_random_module); - peers = us->peer.data; - - size = peers->number * sizeof(ngx_stream_upstream_random_range_t); - - ranges = pool ? ngx_palloc(pool, size) : ngx_alloc(size, ngx_cycle->log); - if (ranges == NULL) { - return NGX_ERROR; - } - - total_weight = 0; - - for (peer = peers->peer, i = 0; peer; peer = peer->next, i++) { - ranges[i].peer = peer; - ranges[i].range = total_weight; - total_weight += peer->weight; - } - - rcf->ranges = ranges; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_init_random_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us) -{ - ngx_stream_upstream_random_srv_conf_t *rcf; - ngx_stream_upstream_random_peer_data_t *rp; - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "init random peer"); - - rcf = ngx_stream_conf_upstream_srv_conf(us, - ngx_stream_upstream_random_module); - - rp = ngx_palloc(s->connection->pool, - sizeof(ngx_stream_upstream_random_peer_data_t)); - if (rp == NULL) { - return NGX_ERROR; - } - - s->upstream->peer.data = &rp->rrp; - - if (ngx_stream_upstream_init_round_robin_peer(s, us) != NGX_OK) { - return NGX_ERROR; - } - - if (rcf->two) { - s->upstream->peer.get = ngx_stream_upstream_get_random2_peer; - - } else { - s->upstream->peer.get = ngx_stream_upstream_get_random_peer; - } - - rp->conf = rcf; - rp->tries = 0; - - ngx_stream_upstream_rr_peers_rlock(rp->rrp.peers); - -#if (NGX_STREAM_UPSTREAM_ZONE) - if (rp->rrp.peers->shpool && rcf->ranges == NULL) { - if (ngx_stream_upstream_update_random(NULL, us) != NGX_OK) { - ngx_stream_upstream_rr_peers_unlock(rp->rrp.peers); - return NGX_ERROR; - } - } -#endif - - ngx_stream_upstream_rr_peers_unlock(rp->rrp.peers); - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_get_random_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_stream_upstream_random_peer_data_t *rp = data; - - time_t now; - uintptr_t m; - ngx_uint_t i, n; - ngx_stream_upstream_rr_peer_t *peer; - ngx_stream_upstream_rr_peers_t *peers; - ngx_stream_upstream_rr_peer_data_t *rrp; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get random peer, try: %ui", pc->tries); - - rrp = &rp->rrp; - peers = rrp->peers; - - ngx_stream_upstream_rr_peers_rlock(peers); - - if (rp->tries > 20 || peers->single) { - ngx_stream_upstream_rr_peers_unlock(peers); - return ngx_stream_upstream_get_round_robin_peer(pc, rrp); - } - - pc->cached = 0; - pc->connection = NULL; - - now = ngx_time(); - - for ( ;; ) { - - i = ngx_stream_upstream_peek_random_peer(peers, rp); - - peer = rp->conf->ranges[i].peer; - - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - goto next; - } - - ngx_stream_upstream_rr_peer_lock(peers, peer); - - if (peer->down) { - ngx_stream_upstream_rr_peer_unlock(peers, peer); - goto next; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - ngx_stream_upstream_rr_peer_unlock(peers, peer); - goto next; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - ngx_stream_upstream_rr_peer_unlock(peers, peer); - goto next; - } - - break; - - next: - - if (++rp->tries > 20) { - ngx_stream_upstream_rr_peers_unlock(peers); - return ngx_stream_upstream_get_round_robin_peer(pc, rrp); - } - } - - rrp->current = peer; - - if (now - peer->checked > peer->fail_timeout) { - peer->checked = now; - } - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - ngx_stream_upstream_rr_peer_unlock(peers, peer); - ngx_stream_upstream_rr_peers_unlock(peers); - - rrp->tried[n] |= m; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_upstream_get_random2_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_stream_upstream_random_peer_data_t *rp = data; - - time_t now; - uintptr_t m; - ngx_uint_t i, n, p; - ngx_stream_upstream_rr_peer_t *peer, *prev; - ngx_stream_upstream_rr_peers_t *peers; - ngx_stream_upstream_rr_peer_data_t *rrp; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get random2 peer, try: %ui", pc->tries); - - rrp = &rp->rrp; - peers = rrp->peers; - - ngx_stream_upstream_rr_peers_wlock(peers); - - if (rp->tries > 20 || peers->single) { - ngx_stream_upstream_rr_peers_unlock(peers); - return ngx_stream_upstream_get_round_robin_peer(pc, rrp); - } - - pc->cached = 0; - pc->connection = NULL; - - now = ngx_time(); - - prev = NULL; - -#if (NGX_SUPPRESS_WARN) - p = 0; -#endif - - for ( ;; ) { - - i = ngx_stream_upstream_peek_random_peer(peers, rp); - - peer = rp->conf->ranges[i].peer; - - if (peer == prev) { - goto next; - } - - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - goto next; - } - - if (peer->down) { - goto next; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - goto next; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - goto next; - } - - if (prev) { - if (peer->conns * prev->weight > prev->conns * peer->weight) { - peer = prev; - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - } - - break; - } - - prev = peer; - p = i; - - next: - - if (++rp->tries > 20) { - ngx_stream_upstream_rr_peers_unlock(peers); - return ngx_stream_upstream_get_round_robin_peer(pc, rrp); - } - } - - rrp->current = peer; - - if (now - peer->checked > peer->fail_timeout) { - peer->checked = now; - } - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - ngx_stream_upstream_rr_peers_unlock(peers); - - rrp->tried[n] |= m; - - return NGX_OK; -} - - -static ngx_uint_t -ngx_stream_upstream_peek_random_peer(ngx_stream_upstream_rr_peers_t *peers, - ngx_stream_upstream_random_peer_data_t *rp) -{ - ngx_uint_t i, j, k, x; - - x = ngx_random() % peers->total_weight; - - i = 0; - j = peers->number; - - while (j - i > 1) { - k = (i + j) / 2; - - if (x < rp->conf->ranges[k].range) { - j = k; - - } else { - i = k; - } - } - - return i; -} - - -static void * -ngx_stream_upstream_random_create_conf(ngx_conf_t *cf) -{ - ngx_stream_upstream_random_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_random_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->two = 0; - */ - - return conf; -} - - -static char * -ngx_stream_upstream_random(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_upstream_random_srv_conf_t *rcf = conf; - - ngx_str_t *value; - ngx_stream_upstream_srv_conf_t *uscf; - - uscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_upstream_module); - - if (uscf->peer.init_upstream) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "load balancing method redefined"); - } - - uscf->peer.init_upstream = ngx_stream_upstream_init_random; - - uscf->flags = NGX_STREAM_UPSTREAM_CREATE - |NGX_STREAM_UPSTREAM_WEIGHT - |NGX_STREAM_UPSTREAM_MAX_CONNS - |NGX_STREAM_UPSTREAM_MAX_FAILS - |NGX_STREAM_UPSTREAM_FAIL_TIMEOUT - |NGX_STREAM_UPSTREAM_DOWN; - - if (cf->args->nelts == 1) { - return NGX_CONF_OK; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "two") == 0) { - rcf->two = 1; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 2) { - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[2].data, "least_conn") != 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_round_robin.c b/src/nginx-1.18.0/src/stream/ngx_stream_upstream_round_robin.c deleted file mode 100644 index c207667..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_round_robin.c +++ /dev/null @@ -1,871 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -#define ngx_stream_upstream_tries(p) ((p)->number \ - + ((p)->next ? (p)->next->number : 0)) - - -static ngx_stream_upstream_rr_peer_t *ngx_stream_upstream_get_peer( - ngx_stream_upstream_rr_peer_data_t *rrp); -static void ngx_stream_upstream_notify_round_robin_peer( - ngx_peer_connection_t *pc, void *data, ngx_uint_t state); - -#if (NGX_STREAM_SSL) - -static ngx_int_t ngx_stream_upstream_set_round_robin_peer_session( - ngx_peer_connection_t *pc, void *data); -static void ngx_stream_upstream_save_round_robin_peer_session( - ngx_peer_connection_t *pc, void *data); -static ngx_int_t ngx_stream_upstream_empty_set_session( - ngx_peer_connection_t *pc, void *data); -static void ngx_stream_upstream_empty_save_session(ngx_peer_connection_t *pc, - void *data); - -#endif - - -ngx_int_t -ngx_stream_upstream_init_round_robin(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us) -{ - ngx_url_t u; - ngx_uint_t i, j, n, w; - ngx_stream_upstream_server_t *server; - ngx_stream_upstream_rr_peer_t *peer, **peerp; - ngx_stream_upstream_rr_peers_t *peers, *backup; - - us->peer.init = ngx_stream_upstream_init_round_robin_peer; - - if (us->servers) { - server = us->servers->elts; - - n = 0; - w = 0; - - for (i = 0; i < us->servers->nelts; i++) { - if (server[i].backup) { - continue; - } - - n += server[i].naddrs; - w += server[i].naddrs * server[i].weight; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no servers in upstream \"%V\" in %s:%ui", - &us->host, us->file_name, us->line); - return NGX_ERROR; - } - - peers = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (n == 1); - peers->number = n; - peers->weighted = (w != n); - peers->total_weight = w; - peers->name = &us->host; - - n = 0; - peerp = &peers->peer; - - for (i = 0; i < us->servers->nelts; i++) { - if (server[i].backup) { - continue; - } - - for (j = 0; j < server[i].naddrs; j++) { - peer[n].sockaddr = server[i].addrs[j].sockaddr; - peer[n].socklen = server[i].addrs[j].socklen; - peer[n].name = server[i].addrs[j].name; - peer[n].weight = server[i].weight; - peer[n].effective_weight = server[i].weight; - peer[n].current_weight = 0; - peer[n].max_conns = server[i].max_conns; - peer[n].max_fails = server[i].max_fails; - peer[n].fail_timeout = server[i].fail_timeout; - peer[n].down = server[i].down; - peer[n].server = server[i].name; - - *peerp = &peer[n]; - peerp = &peer[n].next; - n++; - } - } - - us->peer.data = peers; - - /* backup servers */ - - n = 0; - w = 0; - - for (i = 0; i < us->servers->nelts; i++) { - if (!server[i].backup) { - continue; - } - - n += server[i].naddrs; - w += server[i].naddrs * server[i].weight; - } - - if (n == 0) { - return NGX_OK; - } - - backup = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_rr_peers_t)); - if (backup == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = 0; - backup->single = 0; - backup->number = n; - backup->weighted = (w != n); - backup->total_weight = w; - backup->name = &us->host; - - n = 0; - peerp = &backup->peer; - - for (i = 0; i < us->servers->nelts; i++) { - if (!server[i].backup) { - continue; - } - - for (j = 0; j < server[i].naddrs; j++) { - peer[n].sockaddr = server[i].addrs[j].sockaddr; - peer[n].socklen = server[i].addrs[j].socklen; - peer[n].name = server[i].addrs[j].name; - peer[n].weight = server[i].weight; - peer[n].effective_weight = server[i].weight; - peer[n].current_weight = 0; - peer[n].max_conns = server[i].max_conns; - peer[n].max_fails = server[i].max_fails; - peer[n].fail_timeout = server[i].fail_timeout; - peer[n].down = server[i].down; - peer[n].server = server[i].name; - - *peerp = &peer[n]; - peerp = &peer[n].next; - n++; - } - } - - peers->next = backup; - - return NGX_OK; - } - - - /* an upstream implicitly defined by proxy_pass, etc. */ - - if (us->port == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no port in upstream \"%V\" in %s:%ui", - &us->host, us->file_name, us->line); - return NGX_ERROR; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.host = us->host; - u.port = us->port; - - if (ngx_inet_resolve_host(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "%s in upstream \"%V\" in %s:%ui", - u.err, &us->host, us->file_name, us->line); - } - - return NGX_ERROR; - } - - n = u.naddrs; - - peers = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (n == 1); - peers->number = n; - peers->weighted = 0; - peers->total_weight = n; - peers->name = &us->host; - - peerp = &peers->peer; - - for (i = 0; i < u.naddrs; i++) { - peer[i].sockaddr = u.addrs[i].sockaddr; - peer[i].socklen = u.addrs[i].socklen; - peer[i].name = u.addrs[i].name; - peer[i].weight = 1; - peer[i].effective_weight = 1; - peer[i].current_weight = 0; - peer[i].max_conns = 0; - peer[i].max_fails = 1; - peer[i].fail_timeout = 10; - *peerp = &peer[i]; - peerp = &peer[i].next; - } - - us->peer.data = peers; - - /* implicitly defined upstream has no backup servers */ - - return NGX_OK; -} - - -ngx_int_t -ngx_stream_upstream_init_round_robin_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us) -{ - ngx_uint_t n; - ngx_stream_upstream_rr_peer_data_t *rrp; - - rrp = s->upstream->peer.data; - - if (rrp == NULL) { - rrp = ngx_palloc(s->connection->pool, - sizeof(ngx_stream_upstream_rr_peer_data_t)); - if (rrp == NULL) { - return NGX_ERROR; - } - - s->upstream->peer.data = rrp; - } - - rrp->peers = us->peer.data; - rrp->current = NULL; - rrp->config = 0; - - n = rrp->peers->number; - - if (rrp->peers->next && rrp->peers->next->number > n) { - n = rrp->peers->next->number; - } - - if (n <= 8 * sizeof(uintptr_t)) { - rrp->tried = &rrp->data; - rrp->data = 0; - - } else { - n = (n + (8 * sizeof(uintptr_t) - 1)) / (8 * sizeof(uintptr_t)); - - rrp->tried = ngx_pcalloc(s->connection->pool, n * sizeof(uintptr_t)); - if (rrp->tried == NULL) { - return NGX_ERROR; - } - } - - s->upstream->peer.get = ngx_stream_upstream_get_round_robin_peer; - s->upstream->peer.free = ngx_stream_upstream_free_round_robin_peer; - s->upstream->peer.notify = ngx_stream_upstream_notify_round_robin_peer; - s->upstream->peer.tries = ngx_stream_upstream_tries(rrp->peers); -#if (NGX_STREAM_SSL) - s->upstream->peer.set_session = - ngx_stream_upstream_set_round_robin_peer_session; - s->upstream->peer.save_session = - ngx_stream_upstream_save_round_robin_peer_session; -#endif - - return NGX_OK; -} - - -ngx_int_t -ngx_stream_upstream_create_round_robin_peer(ngx_stream_session_t *s, - ngx_stream_upstream_resolved_t *ur) -{ - u_char *p; - size_t len; - socklen_t socklen; - ngx_uint_t i, n; - struct sockaddr *sockaddr; - ngx_stream_upstream_rr_peer_t *peer, **peerp; - ngx_stream_upstream_rr_peers_t *peers; - ngx_stream_upstream_rr_peer_data_t *rrp; - - rrp = s->upstream->peer.data; - - if (rrp == NULL) { - rrp = ngx_palloc(s->connection->pool, - sizeof(ngx_stream_upstream_rr_peer_data_t)); - if (rrp == NULL) { - return NGX_ERROR; - } - - s->upstream->peer.data = rrp; - } - - peers = ngx_pcalloc(s->connection->pool, - sizeof(ngx_stream_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(s->connection->pool, - sizeof(ngx_stream_upstream_rr_peer_t) * ur->naddrs); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (ur->naddrs == 1); - peers->number = ur->naddrs; - peers->name = &ur->host; - - if (ur->sockaddr) { - peer[0].sockaddr = ur->sockaddr; - peer[0].socklen = ur->socklen; - peer[0].name = ur->name; - peer[0].weight = 1; - peer[0].effective_weight = 1; - peer[0].current_weight = 0; - peer[0].max_conns = 0; - peer[0].max_fails = 1; - peer[0].fail_timeout = 10; - peers->peer = peer; - - } else { - peerp = &peers->peer; - - for (i = 0; i < ur->naddrs; i++) { - - socklen = ur->addrs[i].socklen; - - sockaddr = ngx_palloc(s->connection->pool, socklen); - if (sockaddr == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(sockaddr, ur->addrs[i].sockaddr, socklen); - ngx_inet_set_port(sockaddr, ur->port); - - p = ngx_pnalloc(s->connection->pool, NGX_SOCKADDR_STRLEN); - if (p == NULL) { - return NGX_ERROR; - } - - len = ngx_sock_ntop(sockaddr, socklen, p, NGX_SOCKADDR_STRLEN, 1); - - peer[i].sockaddr = sockaddr; - peer[i].socklen = socklen; - peer[i].name.len = len; - peer[i].name.data = p; - peer[i].weight = 1; - peer[i].effective_weight = 1; - peer[i].current_weight = 0; - peer[i].max_conns = 0; - peer[i].max_fails = 1; - peer[i].fail_timeout = 10; - *peerp = &peer[i]; - peerp = &peer[i].next; - } - } - - rrp->peers = peers; - rrp->current = NULL; - rrp->config = 0; - - if (rrp->peers->number <= 8 * sizeof(uintptr_t)) { - rrp->tried = &rrp->data; - rrp->data = 0; - - } else { - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - rrp->tried = ngx_pcalloc(s->connection->pool, n * sizeof(uintptr_t)); - if (rrp->tried == NULL) { - return NGX_ERROR; - } - } - - s->upstream->peer.get = ngx_stream_upstream_get_round_robin_peer; - s->upstream->peer.free = ngx_stream_upstream_free_round_robin_peer; - s->upstream->peer.tries = ngx_stream_upstream_tries(rrp->peers); -#if (NGX_STREAM_SSL) - s->upstream->peer.set_session = ngx_stream_upstream_empty_set_session; - s->upstream->peer.save_session = ngx_stream_upstream_empty_save_session; -#endif - - return NGX_OK; -} - - -ngx_int_t -ngx_stream_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_stream_upstream_rr_peer_data_t *rrp = data; - - ngx_int_t rc; - ngx_uint_t i, n; - ngx_stream_upstream_rr_peer_t *peer; - ngx_stream_upstream_rr_peers_t *peers; - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get rr peer, try: %ui", pc->tries); - - pc->connection = NULL; - - peers = rrp->peers; - ngx_stream_upstream_rr_peers_wlock(peers); - - if (peers->single) { - peer = peers->peer; - - if (peer->down) { - goto failed; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - goto failed; - } - - rrp->current = peer; - - } else { - - /* there are several peers */ - - peer = ngx_stream_upstream_get_peer(rrp); - - if (peer == NULL) { - goto failed; - } - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "get rr peer, current: %p %i", - peer, peer->current_weight); - } - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - ngx_stream_upstream_rr_peers_unlock(peers); - - return NGX_OK; - -failed: - - if (peers->next) { - - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, pc->log, 0, "backup servers"); - - rrp->peers = peers->next; - - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - for (i = 0; i < n; i++) { - rrp->tried[i] = 0; - } - - ngx_stream_upstream_rr_peers_unlock(peers); - - rc = ngx_stream_upstream_get_round_robin_peer(pc, rrp); - - if (rc != NGX_BUSY) { - return rc; - } - - ngx_stream_upstream_rr_peers_wlock(peers); - } - - ngx_stream_upstream_rr_peers_unlock(peers); - - pc->name = peers->name; - - return NGX_BUSY; -} - - -static ngx_stream_upstream_rr_peer_t * -ngx_stream_upstream_get_peer(ngx_stream_upstream_rr_peer_data_t *rrp) -{ - time_t now; - uintptr_t m; - ngx_int_t total; - ngx_uint_t i, n, p; - ngx_stream_upstream_rr_peer_t *peer, *best; - - now = ngx_time(); - - best = NULL; - total = 0; - -#if (NGX_SUPPRESS_WARN) - p = 0; -#endif - - for (peer = rrp->peers->peer, i = 0; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - peer->current_weight += peer->effective_weight; - total += peer->effective_weight; - - if (peer->effective_weight < peer->weight) { - peer->effective_weight++; - } - - if (best == NULL || peer->current_weight > best->current_weight) { - best = peer; - p = i; - } - } - - if (best == NULL) { - return NULL; - } - - rrp->current = best; - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - rrp->tried[n] |= m; - - best->current_weight -= total; - - if (now - best->checked > best->fail_timeout) { - best->checked = now; - } - - return best; -} - - -void -ngx_stream_upstream_free_round_robin_peer(ngx_peer_connection_t *pc, void *data, - ngx_uint_t state) -{ - ngx_stream_upstream_rr_peer_data_t *rrp = data; - - time_t now; - ngx_stream_upstream_rr_peer_t *peer; - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "free rr peer %ui %ui", pc->tries, state); - - peer = rrp->current; - - ngx_stream_upstream_rr_peers_rlock(rrp->peers); - ngx_stream_upstream_rr_peer_lock(rrp->peers, peer); - - if (rrp->peers->single) { - peer->conns--; - - ngx_stream_upstream_rr_peer_unlock(rrp->peers, peer); - ngx_stream_upstream_rr_peers_unlock(rrp->peers); - - pc->tries = 0; - return; - } - - if (state & NGX_PEER_FAILED) { - now = ngx_time(); - - peer->fails++; - peer->accessed = now; - peer->checked = now; - - if (peer->max_fails) { - peer->effective_weight -= peer->weight / peer->max_fails; - - if (peer->fails >= peer->max_fails) { - ngx_log_error(NGX_LOG_WARN, pc->log, 0, - "upstream server temporarily disabled"); - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "free rr peer failed: %p %i", - peer, peer->effective_weight); - - if (peer->effective_weight < 0) { - peer->effective_weight = 0; - } - - } else { - - /* mark peer live if check passed */ - - if (peer->accessed < peer->checked) { - peer->fails = 0; - } - } - - peer->conns--; - - ngx_stream_upstream_rr_peer_unlock(rrp->peers, peer); - ngx_stream_upstream_rr_peers_unlock(rrp->peers); - - if (pc->tries) { - pc->tries--; - } -} - - -static void -ngx_stream_upstream_notify_round_robin_peer(ngx_peer_connection_t *pc, - void *data, ngx_uint_t type) -{ - ngx_stream_upstream_rr_peer_data_t *rrp = data; - - ngx_stream_upstream_rr_peer_t *peer; - - peer = rrp->current; - - if (type == NGX_STREAM_UPSTREAM_NOTIFY_CONNECT - && pc->connection->type == SOCK_STREAM) - { - ngx_stream_upstream_rr_peers_rlock(rrp->peers); - ngx_stream_upstream_rr_peer_lock(rrp->peers, peer); - - if (peer->accessed < peer->checked) { - peer->fails = 0; - } - - ngx_stream_upstream_rr_peer_unlock(rrp->peers, peer); - ngx_stream_upstream_rr_peers_unlock(rrp->peers); - } -} - - -#if (NGX_STREAM_SSL) - -static ngx_int_t -ngx_stream_upstream_set_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data) -{ - ngx_stream_upstream_rr_peer_data_t *rrp = data; - - ngx_int_t rc; - ngx_ssl_session_t *ssl_session; - ngx_stream_upstream_rr_peer_t *peer; -#if (NGX_STREAM_UPSTREAM_ZONE) - int len; - const u_char *p; - ngx_stream_upstream_rr_peers_t *peers; - u_char buf[NGX_SSL_MAX_SESSION_SIZE]; -#endif - - peer = rrp->current; - -#if (NGX_STREAM_UPSTREAM_ZONE) - peers = rrp->peers; - - if (peers->shpool) { - ngx_stream_upstream_rr_peers_rlock(peers); - ngx_stream_upstream_rr_peer_lock(peers, peer); - - if (peer->ssl_session == NULL) { - ngx_stream_upstream_rr_peer_unlock(peers, peer); - ngx_stream_upstream_rr_peers_unlock(peers); - return NGX_OK; - } - - len = peer->ssl_session_len; - - ngx_memcpy(buf, peer->ssl_session, len); - - ngx_stream_upstream_rr_peer_unlock(peers, peer); - ngx_stream_upstream_rr_peers_unlock(peers); - - p = buf; - ssl_session = d2i_SSL_SESSION(NULL, &p, len); - - rc = ngx_ssl_set_session(pc->connection, ssl_session); - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "set session: %p", ssl_session); - - ngx_ssl_free_session(ssl_session); - - return rc; - } -#endif - - ssl_session = peer->ssl_session; - - rc = ngx_ssl_set_session(pc->connection, ssl_session); - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "set session: %p", ssl_session); - - return rc; -} - - -static void -ngx_stream_upstream_save_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data) -{ - ngx_stream_upstream_rr_peer_data_t *rrp = data; - - ngx_ssl_session_t *old_ssl_session, *ssl_session; - ngx_stream_upstream_rr_peer_t *peer; -#if (NGX_STREAM_UPSTREAM_ZONE) - int len; - u_char *p; - ngx_stream_upstream_rr_peers_t *peers; - u_char buf[NGX_SSL_MAX_SESSION_SIZE]; -#endif - -#if (NGX_STREAM_UPSTREAM_ZONE) - peers = rrp->peers; - - if (peers->shpool) { - - ssl_session = ngx_ssl_get0_session(pc->connection); - - if (ssl_session == NULL) { - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "save session: %p", ssl_session); - - len = i2d_SSL_SESSION(ssl_session, NULL); - - /* do not cache too big session */ - - if (len > NGX_SSL_MAX_SESSION_SIZE) { - return; - } - - p = buf; - (void) i2d_SSL_SESSION(ssl_session, &p); - - peer = rrp->current; - - ngx_stream_upstream_rr_peers_rlock(peers); - ngx_stream_upstream_rr_peer_lock(peers, peer); - - if (len > peer->ssl_session_len) { - ngx_shmtx_lock(&peers->shpool->mutex); - - if (peer->ssl_session) { - ngx_slab_free_locked(peers->shpool, peer->ssl_session); - } - - peer->ssl_session = ngx_slab_alloc_locked(peers->shpool, len); - - ngx_shmtx_unlock(&peers->shpool->mutex); - - if (peer->ssl_session == NULL) { - peer->ssl_session_len = 0; - - ngx_stream_upstream_rr_peer_unlock(peers, peer); - ngx_stream_upstream_rr_peers_unlock(peers); - return; - } - - peer->ssl_session_len = len; - } - - ngx_memcpy(peer->ssl_session, buf, len); - - ngx_stream_upstream_rr_peer_unlock(peers, peer); - ngx_stream_upstream_rr_peers_unlock(peers); - - return; - } -#endif - - ssl_session = ngx_ssl_get_session(pc->connection); - - if (ssl_session == NULL) { - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "save session: %p", ssl_session); - - peer = rrp->current; - - old_ssl_session = peer->ssl_session; - peer->ssl_session = ssl_session; - - if (old_ssl_session) { - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, pc->log, 0, - "old session: %p", old_ssl_session); - - /* TODO: may block */ - - ngx_ssl_free_session(old_ssl_session); - } -} - - -static ngx_int_t -ngx_stream_upstream_empty_set_session(ngx_peer_connection_t *pc, void *data) -{ - return NGX_OK; -} - - -static void -ngx_stream_upstream_empty_save_session(ngx_peer_connection_t *pc, void *data) -{ - return; -} - -#endif diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_round_robin.h b/src/nginx-1.18.0/src/stream/ngx_stream_upstream_round_robin.h deleted file mode 100644 index 35d9fce..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_round_robin.h +++ /dev/null @@ -1,146 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_STREAM_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ -#define _NGX_STREAM_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ - - -#include -#include -#include - - -typedef struct ngx_stream_upstream_rr_peer_s ngx_stream_upstream_rr_peer_t; - -struct ngx_stream_upstream_rr_peer_s { - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t name; - ngx_str_t server; - - ngx_int_t current_weight; - ngx_int_t effective_weight; - ngx_int_t weight; - - ngx_uint_t conns; - ngx_uint_t max_conns; - - ngx_uint_t fails; - time_t accessed; - time_t checked; - - ngx_uint_t max_fails; - time_t fail_timeout; - ngx_msec_t slow_start; - ngx_msec_t start_time; - - ngx_uint_t down; - - void *ssl_session; - int ssl_session_len; - -#if (NGX_STREAM_UPSTREAM_ZONE) - ngx_atomic_t lock; -#endif - - ngx_stream_upstream_rr_peer_t *next; - - NGX_COMPAT_BEGIN(25) - NGX_COMPAT_END -}; - - -typedef struct ngx_stream_upstream_rr_peers_s ngx_stream_upstream_rr_peers_t; - -struct ngx_stream_upstream_rr_peers_s { - ngx_uint_t number; - -#if (NGX_STREAM_UPSTREAM_ZONE) - ngx_slab_pool_t *shpool; - ngx_atomic_t rwlock; - ngx_stream_upstream_rr_peers_t *zone_next; -#endif - - ngx_uint_t total_weight; - - unsigned single:1; - unsigned weighted:1; - - ngx_str_t *name; - - ngx_stream_upstream_rr_peers_t *next; - - ngx_stream_upstream_rr_peer_t *peer; -}; - - -#if (NGX_STREAM_UPSTREAM_ZONE) - -#define ngx_stream_upstream_rr_peers_rlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_rlock(&peers->rwlock); \ - } - -#define ngx_stream_upstream_rr_peers_wlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_wlock(&peers->rwlock); \ - } - -#define ngx_stream_upstream_rr_peers_unlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_unlock(&peers->rwlock); \ - } - - -#define ngx_stream_upstream_rr_peer_lock(peers, peer) \ - \ - if (peers->shpool) { \ - ngx_rwlock_wlock(&peer->lock); \ - } - -#define ngx_stream_upstream_rr_peer_unlock(peers, peer) \ - \ - if (peers->shpool) { \ - ngx_rwlock_unlock(&peer->lock); \ - } - -#else - -#define ngx_stream_upstream_rr_peers_rlock(peers) -#define ngx_stream_upstream_rr_peers_wlock(peers) -#define ngx_stream_upstream_rr_peers_unlock(peers) -#define ngx_stream_upstream_rr_peer_lock(peers, peer) -#define ngx_stream_upstream_rr_peer_unlock(peers, peer) - -#endif - - -typedef struct { - ngx_uint_t config; - ngx_stream_upstream_rr_peers_t *peers; - ngx_stream_upstream_rr_peer_t *current; - uintptr_t *tried; - uintptr_t data; -} ngx_stream_upstream_rr_peer_data_t; - - -ngx_int_t ngx_stream_upstream_init_round_robin(ngx_conf_t *cf, - ngx_stream_upstream_srv_conf_t *us); -ngx_int_t ngx_stream_upstream_init_round_robin_peer(ngx_stream_session_t *s, - ngx_stream_upstream_srv_conf_t *us); -ngx_int_t ngx_stream_upstream_create_round_robin_peer(ngx_stream_session_t *s, - ngx_stream_upstream_resolved_t *ur); -ngx_int_t ngx_stream_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, - void *data); -void ngx_stream_upstream_free_round_robin_peer(ngx_peer_connection_t *pc, - void *data, ngx_uint_t state); - - -#endif /* _NGX_STREAM_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_zone_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_upstream_zone_module.c deleted file mode 100644 index 80d42fa..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_upstream_zone_module.c +++ /dev/null @@ -1,322 +0,0 @@ - -/* - * Copyright (C) Ruslan Ermilov - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -static char *ngx_stream_upstream_zone(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_stream_upstream_init_zone(ngx_shm_zone_t *shm_zone, - void *data); -static ngx_stream_upstream_rr_peers_t *ngx_stream_upstream_zone_copy_peers( - ngx_slab_pool_t *shpool, ngx_stream_upstream_srv_conf_t *uscf); -static ngx_stream_upstream_rr_peer_t *ngx_stream_upstream_zone_copy_peer( - ngx_stream_upstream_rr_peers_t *peers, ngx_stream_upstream_rr_peer_t *src); - - -static ngx_command_t ngx_stream_upstream_zone_commands[] = { - - { ngx_string("zone"), - NGX_STREAM_UPS_CONF|NGX_CONF_TAKE12, - ngx_stream_upstream_zone, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_upstream_zone_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_upstream_zone_module = { - NGX_MODULE_V1, - &ngx_stream_upstream_zone_module_ctx, /* module context */ - ngx_stream_upstream_zone_commands, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static char * -ngx_stream_upstream_zone(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ssize_t size; - ngx_str_t *value; - ngx_stream_upstream_srv_conf_t *uscf; - ngx_stream_upstream_main_conf_t *umcf; - - uscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_upstream_module); - umcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_upstream_module); - - value = cf->args->elts; - - if (!value[1].len) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone name \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - size = ngx_parse_size(&value[2]); - - if (size == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - if (size < (ssize_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "zone \"%V\" is too small", &value[1]); - return NGX_CONF_ERROR; - } - - } else { - size = 0; - } - - uscf->shm_zone = ngx_shared_memory_add(cf, &value[1], size, - &ngx_stream_upstream_module); - if (uscf->shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - uscf->shm_zone->init = ngx_stream_upstream_init_zone; - uscf->shm_zone->data = umcf; - - uscf->shm_zone->noreuse = 1; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_stream_upstream_init_zone(ngx_shm_zone_t *shm_zone, void *data) -{ - size_t len; - ngx_uint_t i; - ngx_slab_pool_t *shpool; - ngx_stream_upstream_rr_peers_t *peers, **peersp; - ngx_stream_upstream_srv_conf_t *uscf, **uscfp; - ngx_stream_upstream_main_conf_t *umcf; - - shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; - umcf = shm_zone->data; - uscfp = umcf->upstreams.elts; - - if (shm_zone->shm.exists) { - peers = shpool->data; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - uscf = uscfp[i]; - - if (uscf->shm_zone != shm_zone) { - continue; - } - - uscf->peer.data = peers; - peers = peers->zone_next; - } - - return NGX_OK; - } - - len = sizeof(" in upstream zone \"\"") + shm_zone->shm.name.len; - - shpool->log_ctx = ngx_slab_alloc(shpool, len); - if (shpool->log_ctx == NULL) { - return NGX_ERROR; - } - - ngx_sprintf(shpool->log_ctx, " in upstream zone \"%V\"%Z", - &shm_zone->shm.name); - - - /* copy peers to shared memory */ - - peersp = (ngx_stream_upstream_rr_peers_t **) (void *) &shpool->data; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - uscf = uscfp[i]; - - if (uscf->shm_zone != shm_zone) { - continue; - } - - peers = ngx_stream_upstream_zone_copy_peers(shpool, uscf); - if (peers == NULL) { - return NGX_ERROR; - } - - *peersp = peers; - peersp = &peers->zone_next; - } - - return NGX_OK; -} - - -static ngx_stream_upstream_rr_peers_t * -ngx_stream_upstream_zone_copy_peers(ngx_slab_pool_t *shpool, - ngx_stream_upstream_srv_conf_t *uscf) -{ - ngx_str_t *name; - ngx_stream_upstream_rr_peer_t *peer, **peerp; - ngx_stream_upstream_rr_peers_t *peers, *backup; - - peers = ngx_slab_alloc(shpool, sizeof(ngx_stream_upstream_rr_peers_t)); - if (peers == NULL) { - return NULL; - } - - ngx_memcpy(peers, uscf->peer.data, sizeof(ngx_stream_upstream_rr_peers_t)); - - name = ngx_slab_alloc(shpool, sizeof(ngx_str_t)); - if (name == NULL) { - return NULL; - } - - name->data = ngx_slab_alloc(shpool, peers->name->len); - if (name->data == NULL) { - return NULL; - } - - ngx_memcpy(name->data, peers->name->data, peers->name->len); - name->len = peers->name->len; - - peers->name = name; - - peers->shpool = shpool; - - for (peerp = &peers->peer; *peerp; peerp = &peer->next) { - /* pool is unlocked */ - peer = ngx_stream_upstream_zone_copy_peer(peers, *peerp); - if (peer == NULL) { - return NULL; - } - - *peerp = peer; - } - - if (peers->next == NULL) { - goto done; - } - - backup = ngx_slab_alloc(shpool, sizeof(ngx_stream_upstream_rr_peers_t)); - if (backup == NULL) { - return NULL; - } - - ngx_memcpy(backup, peers->next, sizeof(ngx_stream_upstream_rr_peers_t)); - - backup->name = name; - - backup->shpool = shpool; - - for (peerp = &backup->peer; *peerp; peerp = &peer->next) { - /* pool is unlocked */ - peer = ngx_stream_upstream_zone_copy_peer(backup, *peerp); - if (peer == NULL) { - return NULL; - } - - *peerp = peer; - } - - peers->next = backup; - -done: - - uscf->peer.data = peers; - - return peers; -} - - -static ngx_stream_upstream_rr_peer_t * -ngx_stream_upstream_zone_copy_peer(ngx_stream_upstream_rr_peers_t *peers, - ngx_stream_upstream_rr_peer_t *src) -{ - ngx_slab_pool_t *pool; - ngx_stream_upstream_rr_peer_t *dst; - - pool = peers->shpool; - - dst = ngx_slab_calloc_locked(pool, sizeof(ngx_stream_upstream_rr_peer_t)); - if (dst == NULL) { - return NULL; - } - - if (src) { - ngx_memcpy(dst, src, sizeof(ngx_stream_upstream_rr_peer_t)); - dst->sockaddr = NULL; - dst->name.data = NULL; - dst->server.data = NULL; - } - - dst->sockaddr = ngx_slab_calloc_locked(pool, sizeof(ngx_sockaddr_t)); - if (dst->sockaddr == NULL) { - goto failed; - } - - dst->name.data = ngx_slab_calloc_locked(pool, NGX_SOCKADDR_STRLEN); - if (dst->name.data == NULL) { - goto failed; - } - - if (src) { - ngx_memcpy(dst->sockaddr, src->sockaddr, src->socklen); - ngx_memcpy(dst->name.data, src->name.data, src->name.len); - - dst->server.data = ngx_slab_alloc_locked(pool, src->server.len); - if (dst->server.data == NULL) { - goto failed; - } - - ngx_memcpy(dst->server.data, src->server.data, src->server.len); - } - - return dst; - -failed: - - if (dst->server.data) { - ngx_slab_free_locked(pool, dst->server.data); - } - - if (dst->name.data) { - ngx_slab_free_locked(pool, dst->name.data); - } - - if (dst->sockaddr) { - ngx_slab_free_locked(pool, dst->sockaddr); - } - - ngx_slab_free_locked(pool, dst); - - return NULL; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_variables.c b/src/nginx-1.18.0/src/stream/ngx_stream_variables.c deleted file mode 100644 index 8b59668..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_variables.c +++ /dev/null @@ -1,1278 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include -#include - -static ngx_stream_variable_t *ngx_stream_add_prefix_variable(ngx_conf_t *cf, - ngx_str_t *name, ngx_uint_t flags); - -static ngx_int_t ngx_stream_variable_binary_remote_addr( - ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_remote_addr(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_remote_port(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_proxy_protocol_addr( - ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_proxy_protocol_port( - ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_server_addr(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_server_port(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_bytes(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_session_time(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_status(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_connection(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_stream_variable_nginx_version(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_hostname(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_pid(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_msec(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_time_iso8601(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_time_local(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_stream_variable_protocol(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); - - -static ngx_stream_variable_t ngx_stream_core_variables[] = { - - { ngx_string("binary_remote_addr"), NULL, - ngx_stream_variable_binary_remote_addr, 0, 0, 0 }, - - { ngx_string("remote_addr"), NULL, - ngx_stream_variable_remote_addr, 0, 0, 0 }, - - { ngx_string("remote_port"), NULL, - ngx_stream_variable_remote_port, 0, 0, 0 }, - - { ngx_string("proxy_protocol_addr"), NULL, - ngx_stream_variable_proxy_protocol_addr, - offsetof(ngx_proxy_protocol_t, src_addr), 0, 0 }, - - { ngx_string("proxy_protocol_port"), NULL, - ngx_stream_variable_proxy_protocol_port, - offsetof(ngx_proxy_protocol_t, src_port), 0, 0 }, - - { ngx_string("proxy_protocol_server_addr"), NULL, - ngx_stream_variable_proxy_protocol_addr, - offsetof(ngx_proxy_protocol_t, dst_addr), 0, 0 }, - - { ngx_string("proxy_protocol_server_port"), NULL, - ngx_stream_variable_proxy_protocol_port, - offsetof(ngx_proxy_protocol_t, dst_port), 0, 0 }, - - { ngx_string("server_addr"), NULL, - ngx_stream_variable_server_addr, 0, 0, 0 }, - - { ngx_string("server_port"), NULL, - ngx_stream_variable_server_port, 0, 0, 0 }, - - { ngx_string("bytes_sent"), NULL, ngx_stream_variable_bytes, - 0, 0, 0 }, - - { ngx_string("bytes_received"), NULL, ngx_stream_variable_bytes, - 1, 0, 0 }, - - { ngx_string("session_time"), NULL, ngx_stream_variable_session_time, - 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("status"), NULL, ngx_stream_variable_status, - 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("connection"), NULL, - ngx_stream_variable_connection, 0, 0, 0 }, - - { ngx_string("nginx_version"), NULL, ngx_stream_variable_nginx_version, - 0, 0, 0 }, - - { ngx_string("hostname"), NULL, ngx_stream_variable_hostname, - 0, 0, 0 }, - - { ngx_string("pid"), NULL, ngx_stream_variable_pid, - 0, 0, 0 }, - - { ngx_string("msec"), NULL, ngx_stream_variable_msec, - 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("time_iso8601"), NULL, ngx_stream_variable_time_iso8601, - 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("time_local"), NULL, ngx_stream_variable_time_local, - 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, - - { ngx_string("protocol"), NULL, - ngx_stream_variable_protocol, 0, 0, 0 }, - - ngx_stream_null_variable -}; - - -ngx_stream_variable_value_t ngx_stream_variable_null_value = - ngx_stream_variable(""); -ngx_stream_variable_value_t ngx_stream_variable_true_value = - ngx_stream_variable("1"); - - -static ngx_uint_t ngx_stream_variable_depth = 100; - - -ngx_stream_variable_t * -ngx_stream_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) -{ - ngx_int_t rc; - ngx_uint_t i; - ngx_hash_key_t *key; - ngx_stream_variable_t *v; - ngx_stream_core_main_conf_t *cmcf; - - if (name->len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"$\""); - return NULL; - } - - if (flags & NGX_STREAM_VAR_PREFIX) { - return ngx_stream_add_prefix_variable(cf, name, flags); - } - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - key = cmcf->variables_keys->keys.elts; - for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { - if (name->len != key[i].key.len - || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) - { - continue; - } - - v = key[i].value; - - if (!(v->flags & NGX_STREAM_VAR_CHANGEABLE)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the duplicate \"%V\" variable", name); - return NULL; - } - - if (!(flags & NGX_STREAM_VAR_WEAK)) { - v->flags &= ~NGX_STREAM_VAR_WEAK; - } - - return v; - } - - v = ngx_palloc(cf->pool, sizeof(ngx_stream_variable_t)); - if (v == NULL) { - return NULL; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NULL; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = flags; - v->index = 0; - - rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); - - if (rc == NGX_ERROR) { - return NULL; - } - - if (rc == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting variable name \"%V\"", name); - return NULL; - } - - return v; -} - - -static ngx_stream_variable_t * -ngx_stream_add_prefix_variable(ngx_conf_t *cf, ngx_str_t *name, - ngx_uint_t flags) -{ - ngx_uint_t i; - ngx_stream_variable_t *v; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - v = cmcf->prefix_variables.elts; - for (i = 0; i < cmcf->prefix_variables.nelts; i++) { - if (name->len != v[i].name.len - || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) - { - continue; - } - - v = &v[i]; - - if (!(v->flags & NGX_STREAM_VAR_CHANGEABLE)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the duplicate \"%V\" variable", name); - return NULL; - } - - if (!(flags & NGX_STREAM_VAR_WEAK)) { - v->flags &= ~NGX_STREAM_VAR_WEAK; - } - - return v; - } - - v = ngx_array_push(&cmcf->prefix_variables); - if (v == NULL) { - return NULL; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NULL; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = flags; - v->index = 0; - - return v; -} - - -ngx_int_t -ngx_stream_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) -{ - ngx_uint_t i; - ngx_stream_variable_t *v; - ngx_stream_core_main_conf_t *cmcf; - - if (name->len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"$\""); - return NGX_ERROR; - } - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - v = cmcf->variables.elts; - - if (v == NULL) { - if (ngx_array_init(&cmcf->variables, cf->pool, 4, - sizeof(ngx_stream_variable_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - } else { - for (i = 0; i < cmcf->variables.nelts; i++) { - if (name->len != v[i].name.len - || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) - { - continue; - } - - return i; - } - } - - v = ngx_array_push(&cmcf->variables); - if (v == NULL) { - return NGX_ERROR; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NGX_ERROR; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = 0; - v->index = cmcf->variables.nelts - 1; - - return v->index; -} - - -ngx_stream_variable_value_t * -ngx_stream_get_indexed_variable(ngx_stream_session_t *s, ngx_uint_t index) -{ - ngx_stream_variable_t *v; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); - - if (cmcf->variables.nelts <= index) { - ngx_log_error(NGX_LOG_ALERT, s->connection->log, 0, - "unknown variable index: %ui", index); - return NULL; - } - - if (s->variables[index].not_found || s->variables[index].valid) { - return &s->variables[index]; - } - - v = cmcf->variables.elts; - - if (ngx_stream_variable_depth == 0) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "cycle while evaluating variable \"%V\"", - &v[index].name); - return NULL; - } - - ngx_stream_variable_depth--; - - if (v[index].get_handler(s, &s->variables[index], v[index].data) - == NGX_OK) - { - ngx_stream_variable_depth++; - - if (v[index].flags & NGX_STREAM_VAR_NOCACHEABLE) { - s->variables[index].no_cacheable = 1; - } - - return &s->variables[index]; - } - - ngx_stream_variable_depth++; - - s->variables[index].valid = 0; - s->variables[index].not_found = 1; - - return NULL; -} - - -ngx_stream_variable_value_t * -ngx_stream_get_flushed_variable(ngx_stream_session_t *s, ngx_uint_t index) -{ - ngx_stream_variable_value_t *v; - - v = &s->variables[index]; - - if (v->valid || v->not_found) { - if (!v->no_cacheable) { - return v; - } - - v->valid = 0; - v->not_found = 0; - } - - return ngx_stream_get_indexed_variable(s, index); -} - - -ngx_stream_variable_value_t * -ngx_stream_get_variable(ngx_stream_session_t *s, ngx_str_t *name, - ngx_uint_t key) -{ - size_t len; - ngx_uint_t i, n; - ngx_stream_variable_t *v; - ngx_stream_variable_value_t *vv; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); - - v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); - - if (v) { - if (v->flags & NGX_STREAM_VAR_INDEXED) { - return ngx_stream_get_flushed_variable(s, v->index); - } - - if (ngx_stream_variable_depth == 0) { - ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, - "cycle while evaluating variable \"%V\"", name); - return NULL; - } - - ngx_stream_variable_depth--; - - vv = ngx_palloc(s->connection->pool, - sizeof(ngx_stream_variable_value_t)); - - if (vv && v->get_handler(s, vv, v->data) == NGX_OK) { - ngx_stream_variable_depth++; - return vv; - } - - ngx_stream_variable_depth++; - return NULL; - } - - vv = ngx_palloc(s->connection->pool, sizeof(ngx_stream_variable_value_t)); - if (vv == NULL) { - return NULL; - } - - len = 0; - - v = cmcf->prefix_variables.elts; - n = cmcf->prefix_variables.nelts; - - for (i = 0; i < cmcf->prefix_variables.nelts; i++) { - if (name->len >= v[i].name.len && name->len > len - && ngx_strncmp(name->data, v[i].name.data, v[i].name.len) == 0) - { - len = v[i].name.len; - n = i; - } - } - - if (n != cmcf->prefix_variables.nelts) { - if (v[n].get_handler(s, vv, (uintptr_t) name) == NGX_OK) { - return vv; - } - - return NULL; - } - - vv->not_found = 1; - - return vv; -} - - -static ngx_int_t -ngx_stream_variable_binary_remote_addr(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - struct sockaddr_in *sin; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; -#endif - - switch (s->connection->sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) s->connection->sockaddr; - - v->len = sizeof(struct in6_addr); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = sin6->sin6_addr.s6_addr; - - break; -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - case AF_UNIX: - - v->len = s->connection->addr_text.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s->connection->addr_text.data; - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) s->connection->sockaddr; - - v->len = sizeof(in_addr_t); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) &sin->sin_addr; - - break; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_remote_addr(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - v->len = s->connection->addr_text.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s->connection->addr_text.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_remote_port(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(s->connection->sockaddr); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_proxy_protocol_addr(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *addr; - ngx_proxy_protocol_t *pp; - - pp = s->connection->proxy_protocol; - if (pp == NULL) { - v->not_found = 1; - return NGX_OK; - } - - addr = (ngx_str_t *) ((char *) pp + data); - - v->len = addr->len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = addr->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_proxy_protocol_port(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - ngx_proxy_protocol_t *pp; - - pp = s->connection->proxy_protocol; - if (pp == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = *(in_port_t *) ((char *) pp + data); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_server_addr(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_str_t str; - u_char addr[NGX_SOCKADDR_STRLEN]; - - str.len = NGX_SOCKADDR_STRLEN; - str.data = addr; - - if (ngx_connection_local_sockaddr(s->connection, &str, 0) != NGX_OK) { - return NGX_ERROR; - } - - str.data = ngx_pnalloc(s->connection->pool, str.len); - if (str.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(str.data, addr, str.len); - - v->len = str.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = str.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_server_port(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (ngx_connection_local_sockaddr(s->connection, NULL, 0) != NGX_OK) { - return NGX_ERROR; - } - - v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(s->connection->local_sockaddr); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_bytes(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(s->connection->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - if (data == 1) { - v->len = ngx_sprintf(p, "%O", s->received) - p; - - } else { - v->len = ngx_sprintf(p, "%O", s->connection->sent) - p; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_session_time(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_time_t *tp; - ngx_msec_int_t ms; - - p = ngx_pnalloc(s->connection->pool, NGX_TIME_T_LEN + 4); - if (p == NULL) { - return NGX_ERROR; - } - - tp = ngx_timeofday(); - - ms = (ngx_msec_int_t) - ((tp->sec - s->start_sec) * 1000 + (tp->msec - s->start_msec)); - ms = ngx_max(ms, 0); - - v->len = ngx_sprintf(p, "%T.%03M", (time_t) ms / 1000, ms % 1000) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_status(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - v->data = ngx_pnalloc(s->connection->pool, NGX_INT_T_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(v->data, "%03ui", s->status) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_connection(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(s->connection->pool, NGX_ATOMIC_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%uA", s->connection->number) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_nginx_version(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - v->len = sizeof(NGINX_VERSION) - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) NGINX_VERSION; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_hostname(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - v->len = ngx_cycle->hostname.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = ngx_cycle->hostname.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_pid(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(s->connection->pool, NGX_INT64_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%P", ngx_pid) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_msec(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_time_t *tp; - - p = ngx_pnalloc(s->connection->pool, NGX_TIME_T_LEN + 4); - if (p == NULL) { - return NGX_ERROR; - } - - tp = ngx_timeofday(); - - v->len = ngx_sprintf(p, "%T.%03M", tp->sec, tp->msec) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_time_iso8601(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(s->connection->pool, ngx_cached_http_log_iso8601.len); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(p, ngx_cached_http_log_iso8601.data, - ngx_cached_http_log_iso8601.len); - - v->len = ngx_cached_http_log_iso8601.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_time_local(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(s->connection->pool, ngx_cached_http_log_time.len); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(p, ngx_cached_http_log_time.data, ngx_cached_http_log_time.len); - - v->len = ngx_cached_http_log_time.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_variable_protocol(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - v->len = 3; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) (s->connection->type == SOCK_DGRAM ? "UDP" : "TCP"); - - return NGX_OK; -} - - -void * -ngx_stream_map_find(ngx_stream_session_t *s, ngx_stream_map_t *map, - ngx_str_t *match) -{ - void *value; - u_char *low; - size_t len; - ngx_uint_t key; - - len = match->len; - - if (len) { - low = ngx_pnalloc(s->connection->pool, len); - if (low == NULL) { - return NULL; - } - - } else { - low = NULL; - } - - key = ngx_hash_strlow(low, match->data, len); - - value = ngx_hash_find_combined(&map->hash, key, low, len); - if (value) { - return value; - } - -#if (NGX_PCRE) - - if (len && map->nregex) { - ngx_int_t n; - ngx_uint_t i; - ngx_stream_map_regex_t *reg; - - reg = map->regex; - - for (i = 0; i < map->nregex; i++) { - - n = ngx_stream_regex_exec(s, reg[i].regex, match); - - if (n == NGX_OK) { - return reg[i].value; - } - - if (n == NGX_DECLINED) { - continue; - } - - /* NGX_ERROR */ - - return NULL; - } - } - -#endif - - return NULL; -} - - -#if (NGX_PCRE) - -static ngx_int_t -ngx_stream_variable_not_found(ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data) -{ - v->not_found = 1; - return NGX_OK; -} - - -ngx_stream_regex_t * -ngx_stream_regex_compile(ngx_conf_t *cf, ngx_regex_compile_t *rc) -{ - u_char *p; - size_t size; - ngx_str_t name; - ngx_uint_t i, n; - ngx_stream_variable_t *v; - ngx_stream_regex_t *re; - ngx_stream_regex_variable_t *rv; - ngx_stream_core_main_conf_t *cmcf; - - rc->pool = cf->pool; - - if (ngx_regex_compile(rc) != NGX_OK) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc->err); - return NULL; - } - - re = ngx_pcalloc(cf->pool, sizeof(ngx_stream_regex_t)); - if (re == NULL) { - return NULL; - } - - re->regex = rc->regex; - re->ncaptures = rc->captures; - re->name = rc->pattern; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - cmcf->ncaptures = ngx_max(cmcf->ncaptures, re->ncaptures); - - n = (ngx_uint_t) rc->named_captures; - - if (n == 0) { - return re; - } - - rv = ngx_palloc(rc->pool, n * sizeof(ngx_stream_regex_variable_t)); - if (rv == NULL) { - return NULL; - } - - re->variables = rv; - re->nvariables = n; - - size = rc->name_size; - p = rc->names; - - for (i = 0; i < n; i++) { - rv[i].capture = 2 * ((p[0] << 8) + p[1]); - - name.data = &p[2]; - name.len = ngx_strlen(name.data); - - v = ngx_stream_add_variable(cf, &name, NGX_STREAM_VAR_CHANGEABLE); - if (v == NULL) { - return NULL; - } - - rv[i].index = ngx_stream_get_variable_index(cf, &name); - if (rv[i].index == NGX_ERROR) { - return NULL; - } - - v->get_handler = ngx_stream_variable_not_found; - - p += size; - } - - return re; -} - - -ngx_int_t -ngx_stream_regex_exec(ngx_stream_session_t *s, ngx_stream_regex_t *re, - ngx_str_t *str) -{ - ngx_int_t rc, index; - ngx_uint_t i, n, len; - ngx_stream_variable_value_t *vv; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); - - if (re->ncaptures) { - len = cmcf->ncaptures; - - if (s->captures == NULL) { - s->captures = ngx_palloc(s->connection->pool, len * sizeof(int)); - if (s->captures == NULL) { - return NGX_ERROR; - } - } - - } else { - len = 0; - } - - rc = ngx_regex_exec(re->regex, str, s->captures, len); - - if (rc == NGX_REGEX_NO_MATCHED) { - return NGX_DECLINED; - } - - if (rc < 0) { - ngx_log_error(NGX_LOG_ALERT, s->connection->log, 0, - ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"", - rc, str, &re->name); - return NGX_ERROR; - } - - for (i = 0; i < re->nvariables; i++) { - - n = re->variables[i].capture; - index = re->variables[i].index; - vv = &s->variables[index]; - - vv->len = s->captures[n + 1] - s->captures[n]; - vv->valid = 1; - vv->no_cacheable = 0; - vv->not_found = 0; - vv->data = &str->data[s->captures[n]]; - -#if (NGX_DEBUG) - { - ngx_stream_variable_t *v; - - v = cmcf->variables.elts; - - ngx_log_debug2(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, - "stream regex set $%V to \"%v\"", &v[index].name, vv); - } -#endif - } - - s->ncaptures = rc * 2; - s->captures_data = str->data; - - return NGX_OK; -} - -#endif - - -ngx_int_t -ngx_stream_variables_add_core_vars(ngx_conf_t *cf) -{ - ngx_stream_variable_t *cv, *v; - ngx_stream_core_main_conf_t *cmcf; - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, - sizeof(ngx_hash_keys_arrays_t)); - if (cmcf->variables_keys == NULL) { - return NGX_ERROR; - } - - cmcf->variables_keys->pool = cf->pool; - cmcf->variables_keys->temp_pool = cf->pool; - - if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->prefix_variables, cf->pool, 8, - sizeof(ngx_stream_variable_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (cv = ngx_stream_core_variables; cv->name.len; cv++) { - v = ngx_stream_add_variable(cf, &cv->name, cv->flags); - if (v == NULL) { - return NGX_ERROR; - } - - *v = *cv; - } - - return NGX_OK; -} - - -ngx_int_t -ngx_stream_variables_init_vars(ngx_conf_t *cf) -{ - size_t len; - ngx_uint_t i, n; - ngx_hash_key_t *key; - ngx_hash_init_t hash; - ngx_stream_variable_t *v, *av, *pv; - ngx_stream_core_main_conf_t *cmcf; - - /* set the handlers for the indexed stream variables */ - - cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); - - v = cmcf->variables.elts; - pv = cmcf->prefix_variables.elts; - key = cmcf->variables_keys->keys.elts; - - for (i = 0; i < cmcf->variables.nelts; i++) { - - for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { - - av = key[n].value; - - if (v[i].name.len == key[n].key.len - && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) - == 0) - { - v[i].get_handler = av->get_handler; - v[i].data = av->data; - - av->flags |= NGX_STREAM_VAR_INDEXED; - v[i].flags = av->flags; - - av->index = i; - - if (av->get_handler == NULL - || (av->flags & NGX_STREAM_VAR_WEAK)) - { - break; - } - - goto next; - } - } - - len = 0; - av = NULL; - - for (n = 0; n < cmcf->prefix_variables.nelts; n++) { - if (v[i].name.len >= pv[n].name.len && v[i].name.len > len - && ngx_strncmp(v[i].name.data, pv[n].name.data, pv[n].name.len) - == 0) - { - av = &pv[n]; - len = pv[n].name.len; - } - } - - if (av) { - v[i].get_handler = av->get_handler; - v[i].data = (uintptr_t) &v[i].name; - v[i].flags = av->flags; - - goto next; - } - - if (v[i].get_handler == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "unknown \"%V\" variable", &v[i].name); - return NGX_ERROR; - } - - next: - continue; - } - - - for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { - av = key[n].value; - - if (av->flags & NGX_STREAM_VAR_NOHASH) { - key[n].key.data = NULL; - } - } - - - hash.hash = &cmcf->variables_hash; - hash.key = ngx_hash_key; - hash.max_size = cmcf->variables_hash_max_size; - hash.bucket_size = cmcf->variables_hash_bucket_size; - hash.name = "variables_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, - cmcf->variables_keys->keys.nelts) - != NGX_OK) - { - return NGX_ERROR; - } - - cmcf->variables_keys = NULL; - - return NGX_OK; -} diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_variables.h b/src/nginx-1.18.0/src/stream/ngx_stream_variables.h deleted file mode 100644 index 4ead2a6..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_variables.h +++ /dev/null @@ -1,113 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_STREAM_VARIABLES_H_INCLUDED_ -#define _NGX_STREAM_VARIABLES_H_INCLUDED_ - - -#include -#include -#include - - -typedef ngx_variable_value_t ngx_stream_variable_value_t; - -#define ngx_stream_variable(v) { sizeof(v) - 1, 1, 0, 0, 0, (u_char *) v } - -typedef struct ngx_stream_variable_s ngx_stream_variable_t; - -typedef void (*ngx_stream_set_variable_pt) (ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); -typedef ngx_int_t (*ngx_stream_get_variable_pt) (ngx_stream_session_t *s, - ngx_stream_variable_value_t *v, uintptr_t data); - - -#define NGX_STREAM_VAR_CHANGEABLE 1 -#define NGX_STREAM_VAR_NOCACHEABLE 2 -#define NGX_STREAM_VAR_INDEXED 4 -#define NGX_STREAM_VAR_NOHASH 8 -#define NGX_STREAM_VAR_WEAK 16 -#define NGX_STREAM_VAR_PREFIX 32 - - -struct ngx_stream_variable_s { - ngx_str_t name; /* must be first to build the hash */ - ngx_stream_set_variable_pt set_handler; - ngx_stream_get_variable_pt get_handler; - uintptr_t data; - ngx_uint_t flags; - ngx_uint_t index; -}; - -#define ngx_stream_null_variable { ngx_null_string, NULL, NULL, 0, 0, 0 } - - -ngx_stream_variable_t *ngx_stream_add_variable(ngx_conf_t *cf, ngx_str_t *name, - ngx_uint_t flags); -ngx_int_t ngx_stream_get_variable_index(ngx_conf_t *cf, ngx_str_t *name); -ngx_stream_variable_value_t *ngx_stream_get_indexed_variable( - ngx_stream_session_t *s, ngx_uint_t index); -ngx_stream_variable_value_t *ngx_stream_get_flushed_variable( - ngx_stream_session_t *s, ngx_uint_t index); - -ngx_stream_variable_value_t *ngx_stream_get_variable(ngx_stream_session_t *s, - ngx_str_t *name, ngx_uint_t key); - - -#if (NGX_PCRE) - -typedef struct { - ngx_uint_t capture; - ngx_int_t index; -} ngx_stream_regex_variable_t; - - -typedef struct { - ngx_regex_t *regex; - ngx_uint_t ncaptures; - ngx_stream_regex_variable_t *variables; - ngx_uint_t nvariables; - ngx_str_t name; -} ngx_stream_regex_t; - - -typedef struct { - ngx_stream_regex_t *regex; - void *value; -} ngx_stream_map_regex_t; - - -ngx_stream_regex_t *ngx_stream_regex_compile(ngx_conf_t *cf, - ngx_regex_compile_t *rc); -ngx_int_t ngx_stream_regex_exec(ngx_stream_session_t *s, ngx_stream_regex_t *re, - ngx_str_t *str); - -#endif - - -typedef struct { - ngx_hash_combined_t hash; -#if (NGX_PCRE) - ngx_stream_map_regex_t *regex; - ngx_uint_t nregex; -#endif -} ngx_stream_map_t; - - -void *ngx_stream_map_find(ngx_stream_session_t *s, ngx_stream_map_t *map, - ngx_str_t *match); - - -ngx_int_t ngx_stream_variables_add_core_vars(ngx_conf_t *cf); -ngx_int_t ngx_stream_variables_init_vars(ngx_conf_t *cf); - - -extern ngx_stream_variable_value_t ngx_stream_variable_null_value; -extern ngx_stream_variable_value_t ngx_stream_variable_true_value; - - -#endif /* _NGX_STREAM_VARIABLES_H_INCLUDED_ */ diff --git a/src/nginx-1.18.0/src/stream/ngx_stream_write_filter_module.c b/src/nginx-1.18.0/src/stream/ngx_stream_write_filter_module.c deleted file mode 100644 index 24326c6..0000000 --- a/src/nginx-1.18.0/src/stream/ngx_stream_write_filter_module.c +++ /dev/null @@ -1,305 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include -#include -#include - - -typedef struct { - ngx_chain_t *from_upstream; - ngx_chain_t *from_downstream; -} ngx_stream_write_filter_ctx_t; - - -static ngx_int_t ngx_stream_write_filter(ngx_stream_session_t *s, - ngx_chain_t *in, ngx_uint_t from_upstream); -static ngx_int_t ngx_stream_write_filter_init(ngx_conf_t *cf); - - -static ngx_stream_module_t ngx_stream_write_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_stream_write_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_write_filter_module = { - NGX_MODULE_V1, - &ngx_stream_write_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_STREAM_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_stream_write_filter(ngx_stream_session_t *s, ngx_chain_t *in, - ngx_uint_t from_upstream) -{ - off_t size; - ngx_uint_t last, flush, sync; - ngx_chain_t *cl, *ln, **ll, **out, *chain; - ngx_connection_t *c; - ngx_stream_write_filter_ctx_t *ctx; - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_write_filter_module); - - if (ctx == NULL) { - ctx = ngx_pcalloc(s->connection->pool, - sizeof(ngx_stream_write_filter_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_stream_set_ctx(s, ctx, ngx_stream_write_filter_module); - } - - if (from_upstream) { - c = s->connection; - out = &ctx->from_upstream; - - } else { - c = s->upstream->peer.connection; - out = &ctx->from_downstream; - } - - if (c->error) { - return NGX_ERROR; - } - - size = 0; - flush = 0; - sync = 0; - last = 0; - ll = out; - - /* find the size, the flush point and the last link of the saved chain */ - - for (cl = *out; cl; cl = cl->next) { - ll = &cl->next; - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, c->log, 0, - "write old buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - - if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "zero size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - if (ngx_buf_size(cl->buf) < 0) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "negative size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush || cl->buf->recycled) { - flush = 1; - } - - if (cl->buf->sync) { - sync = 1; - } - - if (cl->buf->last_buf) { - last = 1; - } - } - - /* add the new chain to the existent one */ - - for (ln = in; ln; ln = ln->next) { - cl = ngx_alloc_chain_link(c->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = ln->buf; - *ll = cl; - ll = &cl->next; - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, c->log, 0, - "write new buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - - if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "zero size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - if (ngx_buf_size(cl->buf) < 0) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "negative size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush || cl->buf->recycled) { - flush = 1; - } - - if (cl->buf->sync) { - sync = 1; - } - - if (cl->buf->last_buf) { - last = 1; - } - } - - *ll = NULL; - - ngx_log_debug3(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream write filter: l:%ui f:%ui s:%O", last, flush, size); - - if (size == 0 - && !(c->buffered & NGX_LOWLEVEL_BUFFERED) - && !(last && c->need_last_buf)) - { - if (last || flush || sync) { - for (cl = *out; cl; /* void */) { - ln = cl; - cl = cl->next; - ngx_free_chain(c->pool, ln); - } - - *out = NULL; - c->buffered &= ~NGX_STREAM_WRITE_BUFFERED; - - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "the stream output chain is empty"); - - ngx_debug_point(); - - return NGX_ERROR; - } - - chain = c->send_chain(c, *out, 0); - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream write filter %p", chain); - - if (chain == NGX_CHAIN_ERROR) { - c->error = 1; - return NGX_ERROR; - } - - for (cl = *out; cl && cl != chain; /* void */) { - ln = cl; - cl = cl->next; - ngx_free_chain(c->pool, ln); - } - - *out = chain; - - if (chain) { - if (c->shared) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "shared connection is busy"); - return NGX_ERROR; - } - - c->buffered |= NGX_STREAM_WRITE_BUFFERED; - return NGX_AGAIN; - } - - c->buffered &= ~NGX_STREAM_WRITE_BUFFERED; - - if (c->buffered & NGX_LOWLEVEL_BUFFERED) { - return NGX_AGAIN; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_stream_write_filter_init(ngx_conf_t *cf) -{ - ngx_stream_top_filter = ngx_stream_write_filter; - - return NGX_OK; -}