Postfix 2.3 and MailScanner - SOLVED

[Julian Field]

Many thanks for that, it will be in the next release.

Holger Gebhard wrote:
> My Problem with Postfix 2.3.x and MailScanner is solved...
>
> I seems that only messages with more than one recipient and messages 
> actions delete and forward are affected.
>
> Here is a little example:
>
> A original message has 11 Recipients and is detected as Spam. The 
> actions are delete and forward to another mailaddress. MailScanner 
> marks the message as deleted and in the next step all the original 
> recipients had to be removed from the envelope header. Here is the 
> bug, MailScanner does not remove all old recipients!
>
> The code for the removement can be found in Postfix.pm -> sub 
> DeleteRecipients:
>
> next unless $message->{metadata}[$linenum] =~ /^[RO]/;
>
> This regular expression remove only recipients starts with "R" or "O" 
> in the header.
> Since Postfix 2.3.x there is a new recipient line that also must be 
> removed.
>
> To remove the new line i changed the regular expression and made a bit 
> more robust...
>
> next unless $message->{metadata}[$linenum] =~ 
> /^[ARO].+@(?:\w|-|\.)+\.\w{2,})/;
>
> Work fine for two days now with no more warnings in log :-)
>
>
> Holger
>
>
> ----- Original Message ----- From: "Holger Gebhard" 
> <holger at gebhardweb.de>
> To: "MailScanner discussion" <mailscanner at lists.mailscanner.info>
> Sent: Thursday, August 24, 2006 3:39 PM
> Subject: Re: Postfix 2.3 and MailScanner
>
>
>> Hi Julian,
>> hi Group,
>>
>> a upgrade to mailscanner version 4.55.10 does not help to solve the
>> problem
>> with postfix 2.3.2, it was a try...
>>
>> I attached some queuefiles which produce the "out-of-order" postfix
>> warning
>> message in log:
>>
>> Directory "incoming" contains messages from postfixqueue before scanning
>> by
>> mailscanner.
>> Directory "archiv" contains messages from mailscanner archiv function.
>> Directory "outgoing" contains messages from postfixqueue after 
>> scanning by
>> mailScanner.
>>
>> Queuefiles from incoming and archiv have the same content, no postfix
>> warning for this files.
>> Queuefiles form outgoing are modified by mailscanner, but only some
>> produce
>> the postfix warning.
>>
>> To see the warning just stop outgoing postfix (split queues) or postfix
>> (hold queue). Then copy a message from outgoing directory to postfix
>> incoming queue directory. Check systemrights for the copied file (for
>> debian
>> set to postfix.root). Next start Postfix and search your logs for the
>> warning.
>>
>> Hope anyone can help to solve the problem...
>>
>>
>> Thanks
>>
>> Holger
>>
>>
>>
>>
>>
>>
>>
>> ----- Original Message ----- From: "Holger Gebhard" 
>> <holger at gebhardweb.de>
>> To: "MailScanner discussion" <mailscanner at lists.mailscanner.info>
>> Sent: Sunday, August 20, 2006 9:06 PM
>> Subject: Re: Postfix 2.3 and MailScanner
>>
>>
>>> I am also running Postfix in Version 2.3.2...
>>>
>>> I forward a copy of all Spammails to a Mailbox (Spam Actions).
>>> Maybe the failure comes from here?
>>>
>>> It seems the failure produced by the DSN Recipient Line in the
>>> Envelope-Header.
>>>
>>> Only a idea...
>>> But what will happen if MailScanner delete all the DSN Header in the
>>> envelope.
>>> When the Message is requeued, postfix might add new headers to the
>>> Queuefile?
>>>
>>>
>>> ----- Original Message ----- From: "Julian Field" 
>>> <mailscanner at ecs.soton.ac.uk>
>>> To: "MailScanner discussion" <mailscanner at lists.mailscanner.info>
>>> Sent: Sunday, August 20, 2006 8:23 PM
>>> Subject: Re: Postfix 2.3 and MailScanner
>>>
>>>
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA1
>>>
>>> Can you make sure you are using the latest Postfix?
>>> I am running 2.3.2 and I cannot re-create your symptoms. I have used 
>>> all
>>> the 4 messages you sent me and they all worked fine, bar a warning 
>>> about
>>> timestamps which I always get and is due to the way I am dropping 
>>> things
>>> into its queue directories.
>>>
>>> I can't fix it until I can reproduce it, sorry.
>>>
>>> Holger Gebhard wrote:
>>>> Hi Julian,
>>>>
>>>> the failure happens only with some messages, not all.
>>>> The attached archive contains some example messages.
>>>>
>>>> Thanks for help :-)
>>>>
>>>>
>>>> Holger
>>>>
>>>> ----- Original Message ----- From: "Julian Field"
>>>> <mailscanner at ecs.soton.ac.uk>
>>>> To: "MailScanner discussion" <mailscanner at lists.mailscanner.info>
>>>> Sent: Sunday, August 20, 2006 5:02 PM
>>>> Subject: Re: Postfix 2.3 and MailScanner
>>>>
>>>>
>>>>
>>>>
>>>> * PGP Signed by an unmatched address: 08/20/06 at 16:03:03
>>>> * text/plain body
>>>> * Julian Field <Jules at jules.fm>
>>>> * 0x1415B654(L)
>>>> * PGP Signed by an unmatched address: 08/20/06 at 16:03:03
>>>>
>>>> Does this happen with all messages, or only some?
>>>> Can you isolate a single message that causes this problem for me 
>>>> please?
>>>> I would suggest using "Archive Mail =" to archive all your mail and 
>>>> then
>>>> use the logs to identify a particular message that causes the 
>>>> problem to
>>>> be logged, and one that doesn't cause the problem.
>>>>
>>>> It is essential that you archive as "Raw Queue Files".
>>>>
>>>> If you can then send me one message file that causes the problem, and
>>>> one message that doesn't cause it, I can take a look and fix it.
>>>>
>>>> I haven't played with Postfix 2.3 much yet, so have little 
>>>> experience of
>>>> it. This is clearly another hurdle Wietse has created for my 
>>>> benefit :-)
>>>>
>>>>
>>>> Holger Gebhard wrote:
>>>>> Hi Julian,
>>>>> Hi Group,
>>>>>
>>>>> i run mailscanner with postfix (split queues) for many years with no
>>>>> problems.
>>>>> Currently running mailscanner version 4.52.2.
>>>>>
>>>>> The last week i upgraded postfix from 2.2 to 2.3.
>>>>> After the upgrade i can see some strange warnings from postfix in my
>>>>> mail-logs: "ignoring out-of-order DSN original recipient..."
>>>>>
>>>>> I searched some group and found this threat:
>>>>>
>>>>> http://groups.google.de/group/list.postfix.users/browse_thread/thread/8185dfd727a9c61c/8257ccf669d80019?lnk=st&q=%22out-of-order+dsn+original+recipient%22&rnum=1&hl=de#8257ccf669d80019 
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> The strange is that only some messages are affected by this 
>>>>> failure not
>>>>> all.
>>>>>
>>>>> I tried both postfix implementations (single postfix with hold queue
>>>>> and
>>>>> split queues with two postfix instances) with no success. The warning
>>>>> is
>>>>> still there with some messages.
>>>>>
>>>>> Fortunately the affected messages are still being delivered.
>>>>> But where come this failure from?
>>>>>
>>>>>
>>>>> Holger
>>>>
>>>
>>> - -- Julian Field
>>> www.MailScanner.info
>>> Buy the MailScanner book at www.MailScanner.info/store
>>>
>>> MailScanner customisation, or any advanced system administration help?
>>> Contact me at Jules at MailScanner.biz
>>>
>>> PGP footprint: EE81 D763 3DB0 0BFD E1DC 7222 11F6 5947 1415 B654
>>> For all your IT requirements visit www.transtec.co.uk
>>>
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>>> Charset: ISO-8859-1
>>>
>>> wj8DBQFE6KiwEfZZRxQVtlQRAt2pAKDSUti8KDrj7mNGGA8MqhFEXIo9hACfV2Le
>>> ui8msutTnYukLNNMyKAvt3U=
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>>>
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>>>
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>>>
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>>
>
>
> -------------------------------------------------------------------------------- 
>
>
>
>> -- 
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>> http://lists.mailscanner.info/mailman/listinfo/mailscanner
>>
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>>
>> Support MailScanner development - buy the book off the website!
>>
>

-- 
Julian Field
www.MailScanner.info
Buy the MailScanner book at www.MailScanner.info/store

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