[Dovecot] dspam plugin and updating of headers?

Steve steeeeeveee at gmx.net
Tue Feb 23 22:53:00 EET 2010

-------- Original-Nachricht --------
> Datum: Tue, 23 Feb 2010 14:59:43 -0500
> Von: Dan Swartzendruber <dswartz at druber.com>
> An: dovecot at dovecot.org
> Betreff: [Dovecot] dspam plugin and updating of headers?

> Forgive me if this is a stupid question.  I know that when I drag a 
> message to the SPAM folder, it is being trained properly, since the 
> stats indicate so.  Dragging back to the inbox retrains it as ham.  I 
> happened to notice that despite the fact that dspam says this in the 
> debug log:
> "appending header X-DSPAM-Reclassified: Spam"
> nothing is actually being done to the message.  Looking at the debug log 
> for a newly delivered message, I can see it is calling dovecot's deliver 
> agent.  I am guessing here that this is just the way it works?  e.g. the 
> plugin detects a message being moved from inbox to inbox.spam and calls 
> dspam with the requisite arguments to retrain the message, but the 
> message isn't really being modified?
Probably you are using reclassification based on the DSPAM signature. So nothing really happens with the original message. It does not get modified at all. Just the data that is related to the DSPAM signature will be used to increase/decrease SPAM/HAM counters. That's it.
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