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zabbix/ui/app/controllers/CControllerPopupItemTest.php

1359 lines
42 KiB

<?php
/*
** Zabbix
** Copyright (C) 2001-2023 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
/**
* Class shares common properties, constants and methods for different controllers used for item tests.
*/
abstract class CControllerPopupItemTest extends CController {
/**
* Types of preprocessing tests, depending on type of item.
*/
const ZBX_TEST_TYPE_ITEM = 0;
const ZBX_TEST_TYPE_ITEM_PROTOTYPE = 1;
const ZBX_TEST_TYPE_LLD = 2;
/**
* Max-length of input fields that can contain resolved macro values. Used in views for input fields.
*
* @var int
*/
public const INPUT_MAX_LENGTH = 2048;
/**
* Define a set of item types allowed to test and item properties needed to collect for each item type.
*
* @var array
*/
private static $testable_item_types = [ITEM_TYPE_ZABBIX, ITEM_TYPE_SIMPLE, ITEM_TYPE_INTERNAL, ITEM_TYPE_EXTERNAL,
ITEM_TYPE_DB_MONITOR, ITEM_TYPE_HTTPAGENT, ITEM_TYPE_SSH, ITEM_TYPE_TELNET, ITEM_TYPE_JMX,
ITEM_TYPE_CALCULATED, ITEM_TYPE_SNMP, ITEM_TYPE_SCRIPT
];
/**
* Item value type used if user has not specified one.
*/
const ZBX_DEFAULT_VALUE_TYPE = ITEM_VALUE_TYPE_TEXT;
/**
* Item types requiring interface.
*
* @var array
*/
protected $items_require_interface = [
ITEM_TYPE_ZABBIX => [
'address' => true,
'port' => true
],
ITEM_TYPE_IPMI => [
'address' => true,
'port' => true
],
ITEM_TYPE_SIMPLE => [
'address' => true,
'port' => false
],
ITEM_TYPE_SNMP => [
'address' => true,
'port' => true
],
ITEM_TYPE_SSH => [
'address' => true,
'port' => false
],
ITEM_TYPE_TELNET => [
'address' => true,
'port' => false
]
];
/**
* Item types with proxy support.
*
* @var array
*/
protected $items_support_proxy = [ITEM_TYPE_ZABBIX, ITEM_TYPE_SIMPLE, ITEM_TYPE_INTERNAL, ITEM_TYPE_EXTERNAL,
ITEM_TYPE_DB_MONITOR, ITEM_TYPE_HTTPAGENT, ITEM_TYPE_IPMI, ITEM_TYPE_SSH, ITEM_TYPE_TELNET, ITEM_TYPE_JMX,
ITEM_TYPE_SNMP, ITEM_TYPE_SCRIPT
];
/**
* Item types with mandatory item key.
*
* @var array
*/
protected $item_types_has_key_mandatory = [ITEM_TYPE_ZABBIX, ITEM_TYPE_SIMPLE, ITEM_TYPE_INTERNAL,
ITEM_TYPE_EXTERNAL, ITEM_TYPE_DB_MONITOR, ITEM_TYPE_HTTPAGENT, ITEM_TYPE_IPMI,
ITEM_TYPE_SSH, ITEM_TYPE_TELNET, ITEM_TYPE_JMX, ITEM_TYPE_CALCULATED
];
/**
* Item properties where macros are supported.
*
* @var array
*/
protected $macros_by_item_props = [
'key' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'params_es' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'params_ap' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'jmx_endpoint' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'url' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'posts' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'http_proxy' => [
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'ssl_cert_file' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'ssl_key_file' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'query_fields' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'headers' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.PORT}'],
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'parameters' => [
'host' => ['{HOSTNAME}', '{HOST.HOST}', '{HOST.NAME}'],
'interface' => ['{HOST.IP}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}'],
'item' => ['{ITEM.ID}', '{ITEM.KEY.ORIG}', '{ITEM.KEY}'],
'support_user_macros' => true,
'support_lld_macros' => true
],
'params_f' => [],
'script' => [
'support_user_macros' => true,
'support_lld_macros' => true
],
'timeout' => [
'support_user_macros' => true,
'support_lld_macros' => true
],
'ipmi_sensor' => [
'support_user_macros' => false,
'support_lld_macros' => true
],
'snmp_oid' => [
'support_user_macros' => true,
'support_lld_macros' => true
],
'username' => [
'support_user_macros' => true,
'support_lld_macros' => true
],
'password' => [
'support_user_macros' => true,
'support_lld_macros' => true
],
'http_username' => [
'support_user_macros' => true,
'support_lld_macros' => true
],
'http_password' => [
'support_user_macros' => true,
'support_lld_macros' => true
]
];
/**
* Tested item type.
*
* @var int
*/
protected $item_type;
/**
* Tested item's host.
*
* @var array
*/
protected $host;
/**
* Is item testable.
*
* @var bool
*/
protected $is_item_testable;
/**
* @var string
*/
protected $test_type;
/**
* @var array
*/
protected static $preproc_steps_using_prev_value = [ZBX_PREPROC_DELTA_VALUE, ZBX_PREPROC_DELTA_SPEED,
ZBX_PREPROC_THROTTLE_VALUE, ZBX_PREPROC_THROTTLE_TIMED_VALUE
];
/**
* @var int
*/
protected $eol;
/**
* Get testable item types based on host type.
*
* @param string $hostid
*
* @return array
*/
public static function getTestableItemTypes(string $hostid = '0'): array {
if ($hostid != 0 && self::isItemTypeTestable($hostid)) {
self::$testable_item_types[] = ITEM_TYPE_IPMI;
}
return self::$testable_item_types;
}
/**
* Function checks if item type can be tested depending on what type of host it belongs to.
*
* @param string $hostid
*
* @return bool
*/
protected static function isItemTypeTestable(string $hostid): bool {
$ret = (bool) API::Template()->get([
'countOutput' => true,
'templateids' => [$hostid]
]);
return !$ret;
}
protected function checkPermissions() {
$ret = ($this->getUserType() >= USER_TYPE_ZABBIX_ADMIN);
/*
* Preprocessing test can be done from mass-update section so host is non mandatory but if it is used, it must
* be editable.
*/
$hostid = $this->getInput('hostid', 0);
if ($ret && $hostid != 0) {
$hosts = API::Host()->get([
'output' => ['hostid', 'host', 'name', 'status', 'proxyid', 'tls_subject', 'maintenance_status',
'maintenance_type', 'ipmi_authtype', 'ipmi_privilege', 'ipmi_username', 'ipmi_password',
'tls_issuer', 'tls_connect'
],
'hostids' => [$hostid],
'editable' => true
]);
if (!$hosts) {
$hosts = API::Template()->get([
'output' => ['templateid', 'host', 'name', 'status'],
'templateids' => [$hostid],
'editable' => true
]);
$hosts[0] = CArrayHelper::renameKeys($hosts[0], ['templateid' => 'hostid']);
}
$this->host = reset($hosts);
return (bool) $this->host;
}
return $ret;
}
/**
* Function returns list of proxies.
*
* @return array
*/
protected function getHostProxies() {
$proxies = API::Proxy()->get([
'output' => ['name'],
'preservekeys' => true
]);
CArrayHelper::sort($proxies, [['field' => 'name', 'order' => ZBX_SORT_UP]]);
foreach ($proxies as &$proxy) {
$proxy = $proxy['name'];
}
unset($proxy);
return $proxies;
}
/**
* Function returns array of item specific properties used for item testing.
*
* @param array $input Stored user input used to overwrite values retrieved from database.
* @param bool $for_server Whether need to add to result additional properties used only for connection with
* Zabbix server.
*
* @return array
*/
protected function getItemTestProperties(array $input, bool $for_server = false) {
$data = [
'value_type' => $input['value_type']
];
if (!$this->is_item_testable) {
return $data;
}
$data['type'] = $this->item_type;
if (array_key_exists('itemid', $input)) {
$data['itemid'] = $input['itemid'];
}
if (array_key_exists('interface', $input) && array_key_exists('interfaceid', $input['interface'])) {
$interface_input['interfaceid'] = $input['interface']['interfaceid'];
}
elseif (array_key_exists('interfaceid', $input)) {
$interface_input['interfaceid'] = $input['interfaceid'];
}
else {
$interface_input['interfaceid'] = 0;
}
if (array_key_exists('interface', $input) && array_key_exists('useip', $input['interface'])) {
$interface_input['useip'] = $input['interface']['useip'];
}
if (array_key_exists('data', $input) && array_key_exists('port', $input['data'])) {
$interface_input['port'] = $input['data']['port'];
}
elseif (array_key_exists('interface', $input) && array_key_exists('port', $input['interface'])) {
$interface_input['port'] = $input['interface']['port'];
}
if (array_key_exists('data', $input) && array_key_exists('address', $input['data'])) {
$interface_input['address'] = $input['data']['address'];
}
elseif (array_key_exists('interface', $input) && array_key_exists('address', $input['interface'])) {
$interface_input['address'] = $input['interface']['address'];
}
elseif (array_key_exists('address', $input)) {
$interface_input['address'] = $input['address'];
}
if (array_key_exists('data', $input) && array_key_exists('interface_details', $input['data'])
&& is_array($input['data']['interface_details'])) {
$interface_input['details'] = $input['data']['interface_details'];
}
elseif (array_key_exists('interface', $input) && array_key_exists('details', $input['interface'])) {
$interface_input['details'] = $input['interface']['details'];
}
// Set proxy.
if (in_array($this->item_type, $this->items_support_proxy)) {
if (array_key_exists('data', $input) && array_key_exists('proxyid', $input['data'])) {
$data['proxyid'] = $input['data']['proxyid'];
}
elseif (array_key_exists('proxyid', $input)) {
$data['proxyid'] = $input['proxyid'];
}
elseif (array_key_exists('proxyid', $this->host)) {
$data['proxyid'] = $this->host['proxyid'];
}
else {
$data['proxyid'] = 0;
}
}
switch ($this->item_type) {
case ITEM_TYPE_ZABBIX:
$data += [
'key' => array_key_exists('key', $input) ? $input['key'] : null,
'interface' => $this->getHostInterface($interface_input)
];
if ($this->host['status'] != HOST_STATUS_TEMPLATE) {
$data['host'] = [
'tls_issuer' => $this->host['tls_issuer'],
'tls_connect' => $this->host['tls_connect'],
'tls_subject' => $this->host['tls_subject']
];
if ($for_server && $this->host['tls_connect'] == HOST_ENCRYPTION_PSK) {
$hosts = API::Host()->get([
'output' => ['tls_psk_identity', 'tls_psk'],
'hostids' => $this->host['hostid'],
'editable' => true
]);
$host = reset($hosts);
$data['host']['tls_psk_identity'] = $host['tls_psk_identity'];
$data['host']['tls_psk'] = $host['tls_psk'];
}
}
unset($data['interface']['useip'], $data['interface']['interfaceid'], $data['interface']['ip'],
$data['interface']['dns']
);
break;
case ITEM_TYPE_SNMP:
if (!array_key_exists('flags', $input)) {
$items = (array_key_exists('itemid', $input))
? API::Item()->get([
'output' => ['flags'],
'itemids' => $input['itemid']
])
: [];
if ($items) {
$item_flag = $items[0]['flags'];
}
else {
switch ($this->getInput('test_type')) {
case self::ZBX_TEST_TYPE_LLD:
$item_flag = ZBX_FLAG_DISCOVERY_RULE;
break;
case self::ZBX_TEST_TYPE_ITEM_PROTOTYPE;
$item_flag = ZBX_FLAG_DISCOVERY_PROTOTYPE;
break;
default:
$item_flag = ZBX_FLAG_DISCOVERY_NORMAL;
break;
}
}
}
else {
$item_flag = $input['flags'];
}
$data += [
'snmp_oid' => array_key_exists('snmp_oid', $input) ? $input['snmp_oid'] : null,
'flags' => $item_flag,
'host' => [
'host' => $this->host['host']
],
'interface' => $this->getHostInterface($interface_input)
];
unset($data['interface']['ip'], $data['interface']['dns']);
break;
case ITEM_TYPE_INTERNAL:
$data += [
'key' => $input['key'],
'host' => [
'hostid' => $this->host['hostid']
]
];
if ($this->host['status'] != HOST_STATUS_TEMPLATE) {
$data['host'] += [
'maintenance_status' => $this->host['maintenance_status'],
'maintenance_type' => $this->host['maintenance_type']
];
}
break;
case ITEM_TYPE_EXTERNAL:
$data += [
'key' => $input['key']
];
break;
case ITEM_TYPE_DB_MONITOR:
$data += [
'key' => $input['key'],
'params_ap' => array_key_exists('params_ap', $input) ? $input['params_ap'] : null,
'username' => array_key_exists('username', $input) ? $input['username'] : null,
'password' => array_key_exists('password', $input) ? $input['password'] : null
];
break;
case ITEM_TYPE_HTTPAGENT:
$data += [
'key' => $input['key'],
'http_authtype' => array_key_exists('http_authtype', $input)
? $input['http_authtype']
: ZBX_HTTP_AUTH_NONE,
'follow_redirects' => array_key_exists('follow_redirects', $input) ? $input['follow_redirects'] : 0,
'headers' => array_key_exists('headers', $input) ? $input['headers'] : [],
'http_proxy' => array_key_exists('http_proxy', $input) ? $input['http_proxy'] : null,
'output_format' => array_key_exists('output_format', $input) ? $input['output_format'] : 0,
'posts' => array_key_exists('posts', $input) ? $input['posts'] : null,
'post_type' => array_key_exists('post_type', $input) ? $input['post_type'] : ZBX_POSTTYPE_RAW,
'query_fields' => array_key_exists('query_fields', $input) ? $input['query_fields'] : [],
'request_method' => array_key_exists('request_method', $input)
? $input['request_method']
: HTTPCHECK_REQUEST_GET,
'retrieve_mode' => array_key_exists('retrieve_mode', $input)
? $input['retrieve_mode']
: HTTPTEST_STEP_RETRIEVE_MODE_CONTENT,
'ssl_cert_file' => array_key_exists('ssl_cert_file', $input) ? $input['ssl_cert_file'] : null,
'ssl_key_file' => array_key_exists('ssl_key_file', $input) ? $input['ssl_key_file'] : null,
'ssl_key_password' => array_key_exists('ssl_key_password', $input)
? $input['ssl_key_password']
: null,
'status_codes' => array_key_exists('status_codes', $input) ? $input['status_codes'] : null,
'timeout' => array_key_exists('timeout', $input) ? $input['timeout'] : null,
'url' => array_key_exists('url', $input) ? $input['url'] : null,
'verify_host' => array_key_exists('verify_host', $input) ? $input['verify_host'] : 0,
'verify_peer' => array_key_exists('verify_peer', $input) ? $input['verify_peer'] : 0
];
if ($data['http_authtype'] != ZBX_HTTP_AUTH_NONE) {
$data += [
'http_username' => array_key_exists('http_username', $input) ? $input['http_username'] : null,
'http_password' => array_key_exists('http_password', $input) ? $input['http_password'] : null
];
}
break;
case ITEM_TYPE_IPMI:
$data += [
'key' => $input['key'],
'ipmi_sensor' => array_key_exists('ipmi_sensor', $input) ? $input['ipmi_sensor'] : null,
'interface' => $this->getHostInterface($interface_input),
'host' => [
'hostid' => $this->host['hostid']
]
];
if ($this->host['status'] != HOST_STATUS_TEMPLATE) {
$data['host'] += [
'ipmi_authtype' => $this->host['ipmi_authtype'],
'ipmi_privilege' => $this->host['ipmi_privilege'],
'ipmi_username' => $this->host['ipmi_username'],
'ipmi_password' => $this->host['ipmi_password']
];
}
unset($data['interface']['useip'], $data['interface']['interfaceid'], $data['interface']['ip'],
$data['interface']['dns']
);
break;
case ITEM_TYPE_SSH:
$data += [
'key' => $input['key'],
'authtype' => array_key_exists('authtype', $input) ? $input['authtype'] : ITEM_AUTHTYPE_PASSWORD,
'params_es' => array_key_exists('params_es', $input) ? $input['params_es'] : ITEM_AUTHTYPE_PASSWORD,
'username' => array_key_exists('username', $input) ? $input['username'] : null,
'password' => array_key_exists('password', $input) ? $input['password'] : null,
'interface' => $this->getHostInterface($interface_input)
];
if ($data['authtype'] == ITEM_AUTHTYPE_PUBLICKEY) {
$data += [
'publickey' => array_key_exists('publickey', $input) ? $input['publickey'] : null,
'privatekey' => array_key_exists('privatekey', $input) ? $input['privatekey'] : null
];
}
break;
case ITEM_TYPE_TELNET:
$data += [
'key' => $input['key'],
'params_es' => array_key_exists('params_es', $input) ? $input['params_es'] : null,
'username' => array_key_exists('username', $input) ? $input['username'] : null,
'password' => array_key_exists('password', $input) ? $input['password'] : null,
'interface' => $this->getHostInterface($interface_input)
];
break;
case ITEM_TYPE_JMX:
$data += [
'key' => $input['key'],
'jmx_endpoint' => array_key_exists('jmx_endpoint', $input) ? $input['jmx_endpoint'] : null,
'username' => array_key_exists('username', $input) ? $input['username'] : null,
'password' => array_key_exists('password', $input) ? $input['password'] : null
];
break;
case ITEM_TYPE_CALCULATED:
$data += [
'key' => $input['key'],
'params_f' => array_key_exists('params_f', $input) ? $input['params_f'] : null,
'host' => [
'host' => $this->host['host']
]
];
break;
case ITEM_TYPE_SIMPLE:
$data += [
'key' => $input['key'],
'interface' => $this->getHostInterface($interface_input),
'username' => array_key_exists('username', $input) ? $input['username'] : null,
'password' => array_key_exists('password', $input) ? $input['password'] : null
];
unset($data['interface']['useip'], $data['interface']['interfaceid'], $data['interface']['ip'],
$data['interface']['dns'], $data['interface']['port']
);
break;
case ITEM_TYPE_SCRIPT:
$data += [
'key' => $input['key'],
'parameters' => array_key_exists('parameters', $input) ? $input['parameters'] : [],
'script' => array_key_exists('script', $input) ? $input['script'] : null,
'timeout' => array_key_exists('timeout', $input) ? $input['timeout'] : null
];
break;
}
return $data;
}
/**
* Check if item belongs to host and select and resolve interface properties. Leave fields empty otherwise.
*
* @param array $inputs Stored user input used to overwrite values retrieved from database.
*
* @return array $interface_data
*/
protected function getHostInterface(array $inputs) {
$interface_data = [
'address' => '',
'port' => '',
'interfaceid' => 0,
'type' => INTERFACE_TYPE_UNKNOWN,
'ip' => '',
'dns' => '',
'useip' => INTERFACE_USE_DNS,
'details' => [
'community' => '',
'version' => SNMP_V2C,
'securityname' => '',
'securitylevel' => ITEM_SNMPV3_SECURITYLEVEL_NOAUTHNOPRIV,
'authpassphrase' => '',
'privpassphrase' => '',
'authprotocol' => ITEM_SNMPV3_AUTHPROTOCOL_MD5,
'privprotocol' => ITEM_SNMPV3_PRIVPROTOCOL_DES,
'contextname' => '',
'max_repetitions' => '10'
]
];
if ($this->item_type != ITEM_TYPE_SNMP) {
unset($interface_data['details'], $inputs['details']);
}
// Get values from database; resolve macros.
if (($this->host['status'] == HOST_STATUS_MONITORED || $this->host['status'] == HOST_STATUS_NOT_MONITORED)
&& array_key_exists('interfaceid', $inputs)) {
$output = ['hostid', 'type', 'dns', 'ip', 'port', 'main', 'useip'];
$interfaces = [];
if ($this->item_type == ITEM_TYPE_SNMP) {
$output[] = 'details';
}
$item_type_interface = itemTypeInterface($this->item_type);
if ($item_type_interface == INTERFACE_TYPE_OPT && $inputs['interfaceid'] == 0) {
$item_type_interface = false;
}
if ($item_type_interface === false) {
$host_interfaces = API::HostInterface()->get([
'output' => $output,
'hostids' => $this->host['hostid'],
'filter' => ['main' => INTERFACE_PRIMARY]
]);
$host_interfaces = zbx_toHash($host_interfaces, 'type');
foreach (CItem::INTERFACE_TYPES_BY_PRIORITY as $interface_type) {
if (array_key_exists($interface_type, $host_interfaces)) {
$interfaces[] = $host_interfaces[$interface_type];
break;
}
}
}
else {
$interfaces = API::HostInterface()->get([
'output' => $output,
'interfaceids' => $inputs['interfaceid'],
'hostids' => $this->host['hostid']
]);
}
if (count($interfaces) != 0) {
$interfaces = CMacrosResolverHelper::resolveHostInterfaces($interfaces);
$interface_data = ($this->item_type == ITEM_TYPE_SNMP)
? ['details' => $interfaces[0]['details'] + $interface_data['details']]
: [];
$interface_data += [
'address' => ($interfaces[0]['useip'] == INTERFACE_USE_IP)
? $interfaces[0]['ip']
: $interfaces[0]['dns'],
'port' => $interfaces[0]['port'],
'useip' => $interfaces[0]['useip'],
'type' => $interfaces[0]['type'],
'ip' => $interfaces[0]['ip'],
'dns' => $interfaces[0]['dns'],
'interfaceid' => $interfaces[0]['interfaceid']
];
}
}
if ($this->item_type == ITEM_TYPE_SCRIPT) {
return $interface_data;
}
// Apply client side cache.
foreach ($inputs as $key => $value) {
if (is_array($value)) {
$interface_data[$key] = $value + $interface_data[$key];
}
else {
$interface_data[$key] = $value;
}
}
return $interface_data;
}
/**
* Function returns human readable time used for previous time field in item test.
*
* @return string
*/
protected function getPrevTime() {
$time_change = max($this->getInput('time_change', 1), 1);
if ($time_change >= SEC_PER_DAY) {
$n = floor($time_change / SEC_PER_DAY);
return 'now-'.$n.'d';
}
elseif ($time_change >= SEC_PER_HOUR * 5) {
$n = floor($time_change / SEC_PER_HOUR);
return 'now-'.$n.'h';
}
elseif ($time_change >= SEC_PER_MIN * 5) {
$n = floor($time_change / SEC_PER_MIN);
return 'now-'.$n.'m';
}
else {
return 'now-'.$time_change.'s';
}
}
/**
* Function to unset unspecified values before sending 'get value' request to server.
*
* @param array $data Data array containing all parameters prepared to be sent to server.
*
* @return array
*/
protected function unsetEmptyValues(array $data) {
foreach ($data as $key => $value) {
if ($key === 'host' && is_array($value)) {
$data[$key] = $this->unsetEmptyValues($value);
if (!$data[$key]) {
unset($data[$key]);
}
}
elseif ($key === 'interface' && $this->item_type == ITEM_TYPE_SNMP) {
if ($data['interface']['details']['version'] == SNMP_V3) {
unset($data['interface']['details']['community']);
if ($data['interface']['details']['securitylevel'] == ITEM_SNMPV3_SECURITYLEVEL_NOAUTHNOPRIV) {
unset($data['interface']['details']['authprotocol'],
$data['interface']['details']['authpassphrase'],
$data['interface']['details']['privprotocol'],
$data['interface']['details']['privpassphrase']
);
}
elseif ($data['interface']['details']['securitylevel'] == ITEM_SNMPV3_SECURITYLEVEL_AUTHNOPRIV) {
unset($data['interface']['details']['privprotocol'],
$data['interface']['details']['privpassphrase']
);
}
}
else {
unset($data['interface']['details']['contextname'],
$data['interface']['details']['securityname'],
$data['interface']['details']['securitylevel'],
$data['interface']['details']['authprotocol'],
$data['interface']['details']['authpassphrase'],
$data['interface']['details']['privprotocol'],
$data['interface']['details']['privpassphrase']
);
}
unset($data['interface']['type']);
}
elseif ($key === 'query_fields') {
if ($value === '[]') {
unset($data[$key]);
}
}
elseif ($key === 'parameters') {
if (!$value) {
unset($data[$key]);
}
}
elseif ($value === '' || $value === null) {
unset($data[$key]);
}
}
return $data;
}
/**
* Function returns array containing values for each of supported macros.
*
* @return array
*/
protected function getSupportedMacros(array $inputs) {
$interface = $this->getHostInterface(['interfaceid' => $inputs['interfaceid']]);
$macros = [
'host' => [
'{HOSTNAME}' => $this->host['host'],
'{HOST.HOST}' => $this->host['host'],
'{HOST.NAME}' => $this->host['name']
],
'interface' => [
'{HOST.IP}' => $interface['ip'],
'{IPADDRESS}' => $interface['ip'],
'{HOST.DNS}' => $interface['dns'],
'{HOST.CONN}' => $interface['address'],
'{HOST.PORT}' => $interface['port']
],
'item' => [
'{ITEM.ID}' => (array_key_exists('itemid', $inputs) && $inputs['itemid'])
? $inputs['itemid']
: UNRESOLVED_MACRO_STRING,
'{ITEM.KEY}' => array_key_exists('key', $inputs) ? $inputs['key'] : UNRESOLVED_MACRO_STRING,
'{ITEM.KEY.ORIG}' => array_key_exists('key', $inputs) ? $inputs['key'] : UNRESOLVED_MACRO_STRING
]
];
if (array_key_exists('key', $inputs) && strstr($inputs['key'], '{') !== false) {
$usermacros = CMacrosResolverHelper::extractItemTestMacros([
'steps' => [],
'delay' => '',
'supported_macros' => array_diff_key($this->macros_by_item_props['key'],
['support_user_macros' => true, 'support_lld_macros' => true]
),
'support_lldmacros' => ($this->test_type == self::ZBX_TEST_TYPE_ITEM_PROTOTYPE),
'texts_support_macros' => [$inputs['key']],
'texts_support_lld_macros' => [$inputs['key']],
'texts_support_user_macros' => [$inputs['key']],
'hostid' => $this->host ? $this->host['hostid'] : 0,
'macros_values' => array_intersect_key($macros, $this->macros_by_item_props['key'])
]);
foreach ($usermacros['macros'] as $macro => $value) {
$macros['item']['{ITEM.KEY}'] = str_replace($macro, $value, $macros['item']['{ITEM.KEY}']);
}
}
return $macros;
}
/**
* Transform front-end familiar array of http query fields to the form server is capable to handle.
*
* @param array $data
* @param array $data[name] Indexed array of names.
* @param array $data[value] Indexed array of values.
*
* @return string
*/
protected function transformQueryFields(array $data) {
$result = [];
if (array_key_exists('name', $data) && array_key_exists('value', $data)) {
foreach (array_keys($data['name']) as $num) {
if (array_key_exists($num, $data['value']) && $data['name'][$num] !== '') {
$result[] = [$data['name'][$num] => $data['value'][$num]];
}
}
}
return json_encode($result);
}
/**
* Transform front-end familiar array of parameters fields to the form server is capable to handle. Server expects
* one object where parameter names are keys and parameter values are values. Note that parameter names are unique.
*
* @param array $data
* @param array $data[name] Indexed array of names.
* @param array $data[value] Indexed array of values.
*
* @return array
*/
protected function transformParametersFields(array $data): array {
$result = [];
if (array_key_exists('name', $data) && array_key_exists('value', $data)) {
foreach (array_keys($data['name']) as $num) {
if (array_key_exists($num, $data['value']) && $data['name'][$num] !== '') {
$result += [$data['name'][$num] => $data['value'][$num]];
}
}
}
return $result;
}
/**
* Transform front-end familiar array of http header fields to the form server is capable to handle.
*
* @param array $data
* @param array $data[name] Indexed array of names.
* @param array $data[value] Indexed array of values.
*
* @return string
*/
protected function transformHeaderFields(array $data) {
$result = [];
if (array_key_exists('name', $data) && array_key_exists('value', $data)) {
foreach (array_keys($data['name']) as $num) {
if (array_key_exists($num, $data['value']) && $data['name'][$num] !== '') {
$result[] = $data['name'][$num].': '.$data['value'][$num];
}
}
}
return implode("\r\n", $result);
}
/**
* Resolve macros used in preprocessing step parameter fields.
*
* @param array $steps Steps from item test input form.
*
* @return array
*/
protected function resolvePreprocessingStepMacros(array $steps) {
// Resolve macros used in parameter fields.
$macros_posted = $this->getInput('macros', []);
$macros_types = ($this->test_type == self::ZBX_TEST_TYPE_ITEM_PROTOTYPE)
? ['usermacros' => true, 'lldmacros' => true]
: ['usermacros' => true];
foreach ($steps as &$step) {
/*
* Values received from user input form may be transformed so we must remove redundant "\r" before
* sending data to Zabbix server.
*/
$step['params'] = str_replace("\r\n", "\n", $step['params']);
// Resolve macros in parameter fields before send data to Zabbix server.
foreach (['params', 'error_handler_params'] as $field) {
$matched_macros = CMacrosResolverGeneral::getMacroPositions($step[$field], $macros_types);
foreach (array_reverse($matched_macros, true) as $pos => $macro) {
$macro_value = array_key_exists($macro, $macros_posted)
? $macros_posted[$macro]
: '';
$step[$field] = substr_replace($step[$field], $macro_value, $pos, strlen($macro));
}
}
}
unset($step);
return $steps;
}
/**
* Resolve macros used in the calculates item formula.
*
* @param string $formula Calculated item formula.
* @param array $macros_posted Macros.
*
* @return string
*/
private function resolveCalcFormulaMacros(string $formula, array $macros_posted): string {
if (!$macros_posted) {
return $formula;
}
$expression_parser = new CExpressionParser([
'usermacros' => true,
'lldmacros' => ($this->test_type == self::ZBX_TEST_TYPE_ITEM_PROTOTYPE),
'calculated' => true,
'host_macro' => true,
'empty_host' => true
]);
if ($expression_parser->parse($formula) != CParser::PARSE_SUCCESS) {
// Cannot parse a calculated item formula. Return as is.
return $formula;
}
$expression = [];
$pos_left = 0;
$tokens = $expression_parser->getResult()->getTokensOfTypes([
CExpressionParserResult::TOKEN_TYPE_USER_MACRO,
CExpressionParserResult::TOKEN_TYPE_LLD_MACRO,
CExpressionParserResult::TOKEN_TYPE_STRING,
CExpressionParserResult::TOKEN_TYPE_HIST_FUNCTION
]);
foreach ($tokens as $token) {
if ($pos_left != $token['pos']) {
$expression[] = substr($formula, $pos_left, $token['pos'] - $pos_left);
}
$pos_left = $token['pos'] + $token['length'];
switch ($token['type']) {
case CExpressionParserResult::TOKEN_TYPE_USER_MACRO:
case CExpressionParserResult::TOKEN_TYPE_LLD_MACRO:
$expression[] = array_key_exists($token['match'], $macros_posted)
? CExpressionParser::quoteString($macros_posted[$token['match']], false)
: $token['match'];
break;
case CExpressionParserResult::TOKEN_TYPE_STRING:
$string = strtr(CExpressionParser::unquoteString($token['match']), $macros_posted);
$expression[] = CExpressionParser::quoteString($string, false, true);
break;
case CExpressionParserResult::TOKEN_TYPE_HIST_FUNCTION:
$pos_left = $token['pos'];
foreach ($token['data']['parameters'] as $parameter) {
if ($pos_left != $parameter['pos']) {
$expression[] = substr($formula, $pos_left, $parameter['pos'] - $pos_left);
}
$pos_left = $parameter['pos'] + $parameter['length'];
switch ($parameter['type']) {
case CHistFunctionParser::PARAM_TYPE_QUERY:
$pos_left = $parameter['pos'];
foreach ($parameter['data']['filter']['tokens'] as $filter_token) {
if ($pos_left != $filter_token['pos']) {
$expression[] = substr($formula, $pos_left, $filter_token['pos'] - $pos_left);
}
$pos_left = $filter_token['pos'] + $filter_token['length'];
switch ($filter_token['type']) {
case CFilterParser::TOKEN_TYPE_USER_MACRO:
case CFilterParser::TOKEN_TYPE_LLD_MACRO:
$string = strtr($filter_token['match'], $macros_posted);
$expression[] = CFilterParser::quoteString($string);
break;
case CFilterParser::TOKEN_TYPE_STRING:
$string = strtr(CFilterParser::unquoteString($filter_token['match']),
$macros_posted
);
$expression[] = CFilterParser::quoteString($string);
break;
case CFilterParser::TOKEN_TYPE_KEYWORD:
case CFilterParser::TOKEN_TYPE_OPERATOR:
$expression[] = $filter_token['match'];
break;
}
}
break;
case CHistFunctionParser::PARAM_TYPE_PERIOD:
$string = strtr($parameter['match'], $macros_posted);
$expression[] = $string;
break;
case CHistFunctionParser::PARAM_TYPE_QUOTED:
$string = strtr(CFilterParser::unquoteString($parameter['match']), $macros_posted);
$expression[] = CFilterParser::quoteString($string);
break;
case CHistFunctionParser::PARAM_TYPE_UNQUOTED:
$string = strtr($parameter['match'], $macros_posted);
$expression[] = CFilterParser::quoteString($string);
break;
}
}
break;
}
}
if ($pos_left != strlen($formula)) {
$expression[] = substr($formula, $pos_left);
}
return implode('', $expression);
}
/**
* Resolve macros used in item property fields.
*
* @param array $inputs Item fields potentially having supported macros.
*
* @return array
*/
protected function resolveItemPropertyMacros(array $inputs) {
// Resolve macros used in parameter fields.
$macros_posted = $this->getInput('macros', []);
foreach (array_keys($this->macros_by_item_props) as $field) {
if (!array_key_exists($field, $inputs)) {
continue;
}
// Special processing for calculated item formula.
if ($field === 'params_f') {
$inputs[$field] = $this->resolveCalcFormulaMacros($inputs[$field], $macros_posted);
continue;
}
// Construct array of supported macros.
$types = [
'usermacros' => true,
'macros_n' => []
];
if ($this->test_type == self::ZBX_TEST_TYPE_ITEM_PROTOTYPE) {
$types += ['lldmacros' => true];
}
foreach (['host', 'interface', 'item'] as $type) {
if (array_key_exists($type, $this->macros_by_item_props[$field])) {
$types['macros_n'] = array_merge($types['macros_n'], $this->macros_by_item_props[$field][$type]);
}
}
// Get strings to resolve and types of supported macros.
if ($field === 'query_fields' || $field === 'headers' || $field === 'parameters') {
if (!array_key_exists($field, $inputs) || !$inputs[$field]) {
continue;
}
foreach (['name', 'value'] as $key) {
foreach (array_keys($inputs[$field][$key]) as $nr) {
$str = &$inputs[$field][$key][$nr];
if (strstr($str, '{') !== false) {
$matched_macros = CMacrosResolverGeneral::getMacroPositions($str, $types);
foreach (array_reverse($matched_macros, true) as $pos => $macro) {
$macro_value = array_key_exists($macro, $macros_posted)
? $macros_posted[$macro]
: '';
$str = substr_replace($str, $macro_value, $pos, strlen($macro));
}
}
unset($str);
}
}
}
elseif (strstr($inputs[$field], '{') !== false) {
if ($field === 'key') {
$inputs[$field] = CMacrosResolverGeneral::resolveItemKeyMacros($inputs[$field], $macros_posted, $types);
}
else {
$matched_macros = CMacrosResolverGeneral::getMacroPositions($inputs[$field], $types);
foreach (array_reverse($matched_macros, true) as $pos => $macro) {
$macro_value = array_key_exists($macro, $macros_posted)
? $macros_posted[$macro]
: '';
if ($inputs['type'] == ITEM_TYPE_HTTPAGENT && $field === 'posts') {
if ($inputs['post_type'] == ZBX_POSTTYPE_JSON && !is_numeric($macro_value)) {
$macro_value = json_encode($macro_value, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
// Remove " wrapping.
$macro_value = substr($macro_value, 1, -1);
}
elseif ($inputs['post_type'] == ZBX_POSTTYPE_XML) {
$macro_value = htmlentities($macro_value);
}
}
$inputs[$field] = substr_replace($inputs[$field], $macro_value, $pos, strlen($macro));
}
}
}
}
// Resolve interface details (SNMP) macros separately.
if (array_key_exists('interface', $inputs) && array_key_exists('details', $inputs['interface'])) {
foreach ($inputs['interface']['details'] as &$field) {
if (strstr($field, '{') !== false) {
$matched_macros = CMacrosResolverGeneral::getMacroPositions($field, ['usermacros' => true]);
foreach (array_reverse($matched_macros, true) as $pos => $macro) {
// If matching macro is not found, return unresolved macro string.
$macro_value = array_key_exists($macro, $macros_posted)
? $macros_posted[$macro]
: $macro;
$field = substr_replace($field, $macro_value, $pos, strlen($macro));
}
}
}
unset($field);
}
return $inputs;
}
/**
* Get single input parameter. Converts value fields to specified newline.
*
* @return var
*/
public function getInput($var, $default = null) {
$value = parent::getInput($var, $default);
if ($var === 'value' || $var === 'prev_value') {
$value = str_replace("\r\n", "\n", $value);
if ($this->eol == ZBX_EOL_CRLF) {
$value = str_replace("\n", "\r\n", $value);
}
}
return $value;
}
/**
* Validates interface object in context of current item type.
*
* @param array $interface
* @param string $interface['address'] (optional)
* @param string $interface['port'] (optional)
* @param array $interface['details'] (optional)
* @param int $interface['details']['version']
* @param string $interface['details']['community'] (optional)
*
* @return bool
*/
final protected function validateInterface(array $interface): bool {
if ($this->item_type == ITEM_TYPE_SNMP) {
if (($interface['details']['version'] == SNMP_V1 || $interface['details']['version'] == SNMP_V2C)
&& (!array_key_exists('community', $interface['details'])
|| $interface['details']['community'] === '')) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('SNMP community'), _('cannot be empty')));
return false;
}
if ($interface['details']['version'] == SNMP_V2C || $interface['details']['version'] == SNMP_V3) {
if (!array_key_exists('max_repetitions', $interface['details'])
|| $interface['details']['max_repetitions'] === '') {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Max repetition count'), _('cannot be empty')));
return false;
}
if (!is_numeric($interface['details']['max_repetitions'])) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Max repetition count'), _('a numeric value is expected')));
return false;
}
if ($interface['details']['max_repetitions'] < 1) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Max repetition count'), _s('value must be no less than "%1$s"', 1)));
return false;
}
if ($interface['details']['max_repetitions'] > ZBX_MAX_INT32) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Max repetition count'), _s('value must be no greater than "%1$s"', ZBX_MAX_INT32)));
return false;
}
}
}
if ($this->items_require_interface[$this->item_type]['address']
&& (!array_key_exists('address', $interface) || $interface['address'] === '')) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Host address'), _('cannot be empty')));
return false;
}
if ($this->items_require_interface[$this->item_type]['port']
&& (!array_key_exists('port', $interface) || $interface['port'] === '')) {
error(_s('Incorrect value for field "%1$s": %2$s.', _('Port'), _('cannot be empty')));
return false;
}
return true;
}
}