Many thanks for your information
OK il developp a such tool that rebuild the message.
Is the execution of external process system perl function working in the
custom area ?
but when my tool has rebuild the message, where i put it ? replace the
file in the working directory ?
How to notify amavis that the message has been rebuild ?
Mark Martinec a écrit :
> David,
>
>
>> I have a project using amavis in order to add auto-compress feature when
>> mails meet specific rules.
>> I would like to know what function in Amavis::Custom can be use to :
>>
>> - List Mime-parts
>> - Extract files.
>> - Delete attached files
>> - Adding new attached files.
>>
>> I can do this by executing a specified external C program but i think
>> the right way is using hook inside amavis
>>
>
> Currently modifying a MIME structure or individual parts is
> not supported. The only thing coming close is to replace
> entire mail, using an interface to an external program
> such as altermime.
>
> Amavisd does build a MIME structure tree by calling
> MIME-Tools (resulting object from a MIME::Parser call
> is stored into $msginfo->mime_entity), but further
> decoding may replace individual parts stored on files
> (in directory ./parts in a working directory), so the
> $msginfo->mime_entity can not be used to always reconstruct
> a mail message from its (possibly modified) parts.
> MIMEDefang project does this, but the task is nontrivial.
> Some of the steps have already been taken in 2.6.*, e.g.
> adding an I/O interface for reading from a MIME::Entity
> object. As a minimum, what is still needed is to change
> the logic of decoding, and somehow preserve original MIME
> parts on files without making them visible to virus scanners
> when a part has been successfully decoded/decompressed.
>
>
>> I would like to know what function in Amavis::Custom can be use to :
>> - List Mime-parts
>>
>
> Traverse $msginfo->mime_entity object.
>
>
>> - Extract files.
>>
>
> Files are already stored in a directory:
> $msginfo->mail_tempdir . '/parts'
>
>
>> - Delete attached files
>>
>
> As noted, can't be done individually, the only way currently
> is to replace an entire mail ('altermime'-like interface).
>
> Mark
>
>
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>
>
>
--
David Touzeau -------------------------- Linux Ubuntu 7.04 feisty
FreePascal-Lazarus,perl,delphi,php artica for postfix management console
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