|
#!/usr/bin/ruby -Ku
|
|
|
|
#--
|
|
# CyborgHood, a distributed system management software.
|
|
# Copyright (c) 2009-2010 Marc Dequènes (Duck) <Duck@DuckCorp.org>
|
|
#
|
|
# 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 3 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, see <http://www.gnu.org/licenses/>.
|
|
#++
|
|
|
|
# to allow in-place run for test
|
|
$: << File.join(File.dirname(__FILE__), "..", "lib")
|
|
|
|
#require 'socket'
|
|
require 'cyborghood'
|
|
require 'cyborghood/imap'
|
|
require 'cyborghood/mail'
|
|
require 'cyborghood/mail_order'
|
|
require 'cyborghood/command_runner'
|
|
|
|
#Socket.gethostname
|
|
|
|
|
|
module CyborgHood
|
|
# example for specific validation rules of the bot-specific config file
|
|
#class Config
|
|
# protected
|
|
# class PostmanValidator < CyborgHoodValidator
|
|
# def validate_hook_in(value, rule, path, msg_list)
|
|
# msg_list << "Youhou !!!"
|
|
# end
|
|
# end
|
|
#end
|
|
|
|
module PostmanHome
|
|
include I18nTranslation
|
|
bindtextdomain("cyborghood_postman", {:path => Config::L10N_DIR, :charset => "UTF-8"})
|
|
|
|
# not yet ready to be a real Cyborg
|
|
class Postman #< Cyborg
|
|
include I18nTranslation
|
|
|
|
def initialize
|
|
# load config
|
|
Config.load(self.human_name.downcase)
|
|
@config = Config.instance
|
|
|
|
# setup logs
|
|
unless @config.log.nil?
|
|
logger.output_level(@config.log.console_level) unless @config.log.console_level.nil?
|
|
unless @config.log.path.nil?
|
|
if File.directory? @config.log.path
|
|
logger.log_to_file(File.join(@config.log.path, "ch_#{self.class.human_name}.log"))
|
|
else
|
|
logger.fatal "Log path does not exist or is not a directory, exiting"
|
|
exit 1
|
|
end
|
|
end
|
|
end
|
|
|
|
@imap = IMAP.new(@config.imap, @config.imap.min_check_interval)
|
|
|
|
logger.info "Bot '#{self.human_name}' loaded"
|
|
end
|
|
|
|
def run
|
|
logger.info "Bot starting"
|
|
@imap.check_mails do |msg|
|
|
begin
|
|
process_message(msg)
|
|
rescue CyberError => e
|
|
raise
|
|
rescue
|
|
logger.error "Mail processing crashed: " + $!
|
|
logger.error "Crash trace: " + $!.backtrace.join("\n")
|
|
true
|
|
end
|
|
end
|
|
logger.info "Bot terminating"
|
|
end
|
|
|
|
def ask_to_stop
|
|
logger.info "Bot was asked to stop..."
|
|
@imap.stop_mail_check
|
|
end
|
|
|
|
private
|
|
|
|
def process_message(msg)
|
|
mail = Mail.new(msg.content)
|
|
logger.info "Received mail with ID '#{mail.message_id}': #{mail.from_pretty} -> #{mail.to_pretty} (#{mail.subject_pretty})"
|
|
|
|
# ignore mails not signed or encrypted
|
|
unless mail.is_pgp_signed? or mail.is_pgp_encrypted?
|
|
logger.info "Mail not signed/encrypted or not RFC3156 compliant, ignoring..."
|
|
msg.delete
|
|
return true
|
|
end
|
|
|
|
logger.debug "RFC3156 content detected"
|
|
begin
|
|
report = mail.process
|
|
rescue CyberError => e
|
|
case e.severity
|
|
when :grave
|
|
logger.fatal "Fatal processing error, exiting (#{e.message})"
|
|
exit 2
|
|
when :unrecoverable
|
|
logger.error "Internal processing error, skipping mail (#{e.message})"
|
|
return true
|
|
when :processable
|
|
logger.error "Untreated processing problem, skipping mail (#{e.message})"
|
|
return true
|
|
when :ignorable
|
|
logger.warn "Internal processing warning, continuing (#{e.message})"
|
|
end
|
|
end
|
|
result_tag = report.ok? ? "SUCCESS" : "FAILURE"
|
|
result_msg = "Processing result: #{result_tag}"
|
|
result_msg += " (#{report.error.untranslated})" unless report.ok?
|
|
logger.info result_msg
|
|
|
|
i18n = I18nController.instance
|
|
i18n.set_language_for_user(report.user)
|
|
|
|
unless report.ok?
|
|
if report.warn_sender
|
|
logger.info "Sending reply for rejected message"
|
|
reply_intro = report.user ? _("Hello %{cn},", :cn =>report.user.cn) : _("Hello,")
|
|
mail_reply = mail.create_simple_reject_reply(reply_intro.to_s + "\n\n" +
|
|
_("A message (ID: %{id}), apparently from you, was rejected for the following reason:",
|
|
:id => mail.message_id).to_s + "\n " + report.error.to_s + "\n")
|
|
mail_reply.deliver
|
|
end
|
|
msg.delete
|
|
return true
|
|
end
|
|
|
|
mail_parser = MailOrderParser.new(report.user)
|
|
order = mail_parser.parse(report.message)
|
|
result_tag = order.valid? ? "SUCCESS" : "FAILURE"
|
|
result_msg = "Processing result: #{result_tag}"
|
|
result_msg += " (#{order.error.untranslated})" unless order.valid?
|
|
logger.info result_msg
|
|
|
|
reply_intro = _("Hello %{cn},", :cn => order.user.cn)
|
|
|
|
unless order.valid?
|
|
logger.info "Sending reply for rejected order"
|
|
mail_reply = mail.create_simple_reject_reply(reply_intro.to_s + "\n\n" +
|
|
_("An order, in a message (ID: %{id}) from you, was rejected for the following reason:",
|
|
:id => mail.message_id).to_s + "\n " + order.error.to_s + "\n")
|
|
mail_reply.deliver
|
|
msg.delete
|
|
return true
|
|
end
|
|
|
|
logger.debug "Message accepted, processing orders..."
|
|
result_list = CommandRunner.run(order)
|
|
|
|
# create transcript and attachments
|
|
logger.debug "Preparing reply"
|
|
reply_txt = reply_intro.to_s + "\n\n"
|
|
reply_txt += _("Follows the transcript of your commands:").to_s + "\n"
|
|
reply_attachments = []
|
|
result_list.each do |result|
|
|
reply_txt += "> #{result.cmd}\n"
|
|
reply_txt += "#{result.message}\n"
|
|
reply_attachments += result.refs unless result.refs.nil?
|
|
end
|
|
reply_txt += "\n"
|
|
|
|
# create mail
|
|
logger.debug "Preparing mail"
|
|
mail_reply = mail.create_reply
|
|
if reply_attachments.empty?
|
|
transcript_part = mail_reply
|
|
else
|
|
mail_reply.to_multipart!
|
|
|
|
p = CyborgHood::Mail.blank
|
|
transcript_part = p
|
|
mail_reply.parts << p
|
|
|
|
reply_attachments.each do |attachment|
|
|
p = CyborgHood::Mail.blank
|
|
p.set_content_type("text", "plain", {'charset' => "utf-8"})
|
|
p.set_disposition("attachment", {'filename' => attachment.filename})
|
|
p.quoted_printable_body = attachment.content
|
|
mail_reply.parts << p
|
|
end
|
|
end
|
|
|
|
# insert transcript
|
|
transcript_part.set_content_type("text", "plain", {'charset' => 'utf-8', 'format' => 'flowed'})
|
|
transcript_part.set_disposition("inline")
|
|
transcript_part.quoted_printable_body = reply_txt + mail_reply.default_body_signature
|
|
|
|
# send reply
|
|
logger.debug "Sending mail"
|
|
mail_reply.sign_and_crypt
|
|
mail_reply.deliver
|
|
|
|
logger.info "Message processed completely, deleting"
|
|
msg.delete
|
|
|
|
true
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
bot = CyborgHood::PostmanHome::Postman.new
|
|
|
|
trap('INT') do
|
|
bot.ask_to_stop
|
|
end
|
|
trap('TERM') do
|
|
bot.ask_to_stop
|
|
end
|
|
|
|
bot.run
|