Re: postfix/milter added headers and header_check feature

From: Noel Jones (no email)
Date: Thu Feb 19 2009 - 11:42:53 EST

  • Next message: Santiago Romero: "Limit rate/concurrency to a given domain"

    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


  • Next message: Santiago Romero: "Limit rate/concurrency to a given domain"





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