module Sisimai::Lhost::GMX
Sisimai::Lhost::GMX
parses a bounce email which created by GMX
. Methods in the module are called from only Sisimai::Message
.
Constants
- Indicators
- MessagesOf
- ReBackbone
- StartingOf
Public Class Methods
description()
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# File lib/sisimai/lhost/gmx.rb, line 110 def description; return 'GMX: https://www.gmx.net'; end
make(mhead, mbody)
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Parse bounce messages from GMX
@param [Hash] mhead Message
headers of a bounce email @param [String] mbody Message
body of a bounce email @return [Hash] Bounce data list and message/rfc822 part @return [Nil] it failed to parse or the arguments are missing
# File lib/sisimai/lhost/gmx.rb, line 19 def make(mhead, mbody) # Envelope-To: <kijitora@mail.example.com> # X-GMX-Antispam: 0 (Mail was not recognized as spam); Detail=V3; # X-GMX-Antivirus: 0 (no virus found) # X-UI-Out-Filterresults: unknown:0; return nil unless mhead['x-gmx-antispam'] dscontents = [Sisimai::Lhost.DELIVERYSTATUS] emailsteak = Sisimai::RFC5322.fillet(mbody, ReBackbone) bodyslices = emailsteak[0].split("\n") readcursor = 0 # (Integer) Points the current cursor position recipients = 0 # (Integer) The number of 'Final-Recipient' header v = nil while e = bodyslices.shift do # Read error messages and delivery status lines from the head of the email # to the previous line of the beginning of the original message. if readcursor == 0 # Beginning of the bounce message or delivery status part readcursor |= Indicators[:deliverystatus] if e.start_with?(StartingOf[:message][0]) next end next if (readcursor & Indicators[:deliverystatus]) == 0 next if e.empty? # This message was created automatically by mail delivery software. # # A message that you sent could not be delivered to one or more of # its recipients. This is a permanent error. The following address # failed: # # "shironeko@example.jp": # SMTP error from remote server after RCPT command: # host: mx.example.jp # 5.1.1 <shironeko@example.jp>... User Unknown v = dscontents[-1] if cv = e.match(/\A["]([^ ]+[@][^ ]+)["]:\z/) || e.match(/\A[<]([^ ]+[@][^ ]+)[>]\z/) # "shironeko@example.jp": # ---- OR ---- # <kijitora@6jo.example.co.jp> # # Reason: # delivery retry timeout exceeded if v['recipient'] # There are multiple recipient addresses in the message body. dscontents << Sisimai::Lhost.DELIVERYSTATUS v = dscontents[-1] end v['recipient'] = cv[1] recipients += 1 elsif cv = e.match(/\ASMTP error .+ ([A-Z]{4}) command:\z/) # SMTP error from remote server after RCPT command: v['command'] = cv[1] elsif cv = e.match(/\Ahost:[ \t]*(.+)\z/) # host: mx.example.jp v['rhost'] = cv[1] else # Get error message if e =~ /\b[45][.]\d[.]\d\b/ || e =~ /[<][^ ]+[@][^ ]+[>]/ || e =~ /\b[45]\d{2}\b/ v['diagnosis'] ||= e else next if e.empty? if e.start_with?('Reason:') # Reason: # delivery retry timeout exceeded v['diagnosis'] = e elsif v['diagnosis'] == 'Reason:' v['diagnosis'] = e end end end end return nil unless recipients > 0 dscontents.each do |e| e['diagnosis'] = Sisimai::String.sweep(e['diagnosis'].tr("\n", ' ')) MessagesOf.each_key do |r| # Verify each regular expression of session errors next unless MessagesOf[r].any? { |a| e['diagnosis'].include?(a) } e['reason'] = r break end end return { 'ds' => dscontents, 'rfc822' => emailsteak[1] } end