From: Noel Jones (no email)
Date: Thu Feb 19 2009 - 11:42:53 EST
Charles Account wrote:
>
>
> > Date: Wed, 18 Feb 2009 17:33:36 -0600
> > From:
> > To: ;
> > Subject: Re: postfix/milter added headers and header_check feature
> >
> > Charles Account wrote:
> >> Hi,
> >>
> >> I found an email from Noel Jones:
> >> >>At 09:51 AM 8/2/2007, Marshal Newrock wrote:
> >> >>If not, what do I need to do in order to use header and body
> >> >>checks to reject mail after it has been scanned with the milter?
> >> >>
> >> >>Header_checks does not inspect headers added by milters in the same
> >> instance of postfix. You cannot use>>header_checks to reject mail based
> >> on milter-added headers.
> >
> > Still true.
> >
> >
> >>
> >> Here's my problem...
> >> I want to running a postfix (outbound mail) where the milter adds an
> >> RFC822 header. The added header classifies the mail. If the header
> >> classification is good, I would like the mail to be deliver to its
> final
> >> destination (ie lmtp or smtp). If the header classification is bad, I
> >> would like the mail to be routed to a secondary postfix.
> >
> > Use two (or more) postfix instances. Do the header_checks in
> > the second instance. Postfix 2.6 will have a simplified
> > multi-instance interface to make it easier.
> >
> > -- Noel Jones
>
> I am trying to understand after-queue content filter feature to see if I
> can run a filter to examine the mail classification. Reading the
> 'simple content filter example' it states 'deliver unfiltered mail to a
> content filter with the postfix pipe. If I have the milter injecting
> headers, are the headers available via content filter?
>
Yes, basically what I describe is using a second instance of
postfix as what that document calls an "advanced" content_filter.
-- Noel Jones
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