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163 lines
7.4 KiB
163 lines
7.4 KiB
6 years ago
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#!/usr/bin/env ruby
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require 'net/http'
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require 'net/https'
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require 'uri'
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require 'optparse'
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module Net
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class HTTPS < HTTP
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def self.post_form(url, params, headers, options={})
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request = Post.new(url.path)
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request.form_data = params
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request.initialize_http_header(headers)
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request.basic_auth url.user, url.password if url.user
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http = new(url.host, url.port)
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http.use_ssl = (url.scheme == 'https')
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if options[:no_check_certificate]
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http.verify_mode = OpenSSL::SSL::VERIFY_NONE
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end
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http.start {|h| h.request(request) }
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end
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end
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end
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class RedmineMailHandler
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VERSION = '0.2.3'
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attr_accessor :verbose, :issue_attributes, :allow_override, :unknown_user, :default_group, :no_permission_check,
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:url, :key, :no_check_certificate, :no_account_notice, :no_notification
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def initialize
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self.issue_attributes = {}
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optparse = OptionParser.new do |opts|
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opts.banner = "Usage: rdm-mailhandler.rb [options] --url=<Redmine URL> --key=<API key>"
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opts.separator("")
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opts.separator("Reads an email from standard input and forward it to a Redmine server through a HTTP request.")
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opts.separator("")
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opts.separator("Required arguments:")
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opts.on("-u", "--url URL", "URL of the Redmine server") {|v| self.url = v}
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opts.on("-k", "--key KEY", "Redmine API key") {|v| self.key = v}
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opts.separator("")
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opts.separator("General options:")
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opts.on("--no-permission-check", "disable permission checking when receiving",
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"the email") {self.no_permission_check = '1'}
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opts.on("--key-file FILE", "path to a file that contains the Redmine",
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"API key (use this option instead of --key",
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"if you don't the key to appear in the",
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"command line)") {|v| read_key_from_file(v)}
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opts.on("--no-check-certificate", "do not check server certificate") {self.no_check_certificate = true}
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opts.on("-h", "--help", "show this help") {puts opts; exit 1}
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opts.on("-v", "--verbose", "show extra information") {self.verbose = true}
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opts.on("-V", "--version", "show version information and exit") {puts VERSION; exit}
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opts.separator("")
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opts.separator("User creation options:")
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opts.on("--unknown-user ACTION", "how to handle emails from an unknown user",
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"ACTION can be one of the following values:",
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"* ignore: email is ignored (default)",
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"* accept: accept as anonymous user",
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"* create: create a user account") {|v| self.unknown_user = v}
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opts.on("--default-group GROUP", "add created user to GROUP (none by default)",
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"GROUP can be a comma separated list of groups") { |v| self.default_group = v}
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opts.on("--no-account-notice", "don't send account information to the newly",
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"created user") { |v| self.no_account_notice = '1'}
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opts.on("--no-notification", "disable email notifications for the created",
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"user") { |v| self.no_notification = '1'}
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opts.separator("")
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opts.separator("Issue attributes control options:")
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opts.on("-p", "--project PROJECT", "identifier of the target project") {|v| self.issue_attributes['project'] = v}
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opts.on("-s", "--status STATUS", "name of the target status") {|v| self.issue_attributes['status'] = v}
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opts.on("-t", "--tracker TRACKER", "name of the target tracker") {|v| self.issue_attributes['tracker'] = v}
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opts.on( "--category CATEGORY", "name of the target category") {|v| self.issue_attributes['category'] = v}
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opts.on( "--priority PRIORITY", "name of the target priority") {|v| self.issue_attributes['priority'] = v}
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opts.on("-o", "--allow-override ATTRS", "allow email content to override attributes",
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"specified by previous options",
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"ATTRS is a comma separated list of attributes") {|v| self.allow_override = v}
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opts.separator("")
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opts.separator("Examples:")
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opts.separator("No project specified. Emails MUST contain the 'Project' keyword:")
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opts.separator(" rdm-mailhandler.rb --url http://redmine.domain.foo --key secret")
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opts.separator("")
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opts.separator("Fixed project and default tracker specified, but emails can override")
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opts.separator("both tracker and priority attributes using keywords:")
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opts.separator(" rdm-mailhandler.rb --url https://domain.foo/redmine --key secret \\")
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opts.separator(" --project foo \\")
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opts.separator(" --tracker bug \\")
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opts.separator(" --allow-override tracker,priority")
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opts.summary_width = 27
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end
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optparse.parse!
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unless url && key
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puts "Some arguments are missing. Use `rdm-mailhandler.rb --help` for getting help."
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exit 1
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end
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end
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def submit(email)
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uri = url.gsub(%r{/*$}, '') + '/mail_handler'
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headers = { 'User-Agent' => "Redmine mail handler/#{VERSION}" }
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data = { 'key' => key, 'email' => email,
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'allow_override' => allow_override,
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'unknown_user' => unknown_user,
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'default_group' => default_group,
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'no_account_notice' => no_account_notice,
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'no_notification' => no_notification,
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'no_permission_check' => no_permission_check}
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issue_attributes.each { |attr, value| data["issue[#{attr}]"] = value }
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debug "Posting to #{uri}..."
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begin
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response = Net::HTTPS.post_form(URI.parse(uri), data, headers, :no_check_certificate => no_check_certificate)
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rescue SystemCallError => e # connection refused, etc.
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warn "An error occured while contacting your Redmine server: #{e.message}"
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return 75 # temporary failure
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end
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debug "Response received: #{response.code}"
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case response.code.to_i
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when 403
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warn "Request was denied by your Redmine server. " +
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"Make sure that 'WS for incoming emails' is enabled in application settings and that you provided the correct API key."
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return 77
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when 422
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warn "Request was denied by your Redmine server. " +
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"Possible reasons: email is sent from an invalid email address or is missing some information."
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return 77
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when 400..499
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warn "Request was denied by your Redmine server (#{response.code})."
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return 77
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when 500..599
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warn "Failed to contact your Redmine server (#{response.code})."
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return 75
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when 201
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debug "Proccessed successfully"
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return 0
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else
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return 1
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end
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end
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private
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def debug(msg)
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puts msg if verbose
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end
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def read_key_from_file(filename)
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begin
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self.key = File.read(filename).strip
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rescue Exception => e
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$stderr.puts "Unable to read the key from #{filename}:\n#{e.message}"
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exit 1
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end
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end
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end
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handler = RedmineMailHandler.new
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exit(handler.submit(STDIN.read))
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