From: Wietse Venema (wietseporcupine.org)
Date: Thu May 01 2003 - 17:21:08 CDT

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You state that the command did not execute.

So what is the meaning of "postfix also continued on and delivered the message".

        Wietse

John Farnsworth:
> The bug was that it could not execute the external command though, so
> there's no way it was the culprit of the message delivery, atleast not in
> so far as I could see?
>
> On Thu, 1 May 2003, Wietse Venema wrote:
>
> > John Farnsworth:
> > > Greetings,
> > > I recently upgraded from 1.1.10 to 2.0.9 and had a little bug with
> > > one of my filter pipes which caused emails to be deferred, unfortunately,
> > > at the same time postfix also continued on and delivered the message, so I
> > > got one deferral into the queue along with one delivered copy. Maillog is
> >
> > That's what you get with a buggy external command. Postfix expects
> > the command to deliver an exit status as defined in
> > /usr/include/sysexits.h.
> >
> > Some status codes request that mail is placed back into the queue.
> > However, if the external command returns a "try again" status AND
> > the external command delivers the mail, then you will get multiple
> > deliveries.
> >
> > Wietse
> >
>
>

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