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Subject: Re: Is this possible with postfix?
From: Wietse Venema (wietseporcupine.org)
Date: Sun Mar 05 2000 - 08:36:19 CST

Parkhaev Vladimir:
> On Sat, 4 Mar 2000, Wietse Venema wrote:
>
> > Parkhaev Vladimir:
> > > On Fri, 3 Mar 2000, Wietse Venema wrote:
> > > <lots of text deleted>
> > >
> > > >
> > > > The simplest fix for this is to ditch the relayhost entry and
> > > > to use a regexp-style transport map:
> > > >
> > > > /etc/postfix/transport.regexp:
> > > > /([^]*\.my\.domain)$/ smtp:$1
> > > > /./ smtp:relayhost
> > > >
> > > > this delivers internal mail directly, and everything else via
> > > > the relayhost. If you have done the evil thing of setting up
> > > > a wild-card MX record for my.domain, then you must specify
> > > > the host in [] on the right-hand side of the transport map.
> > >
> > > That did not work. However,
> >
> > Ah, you had to add one entry:
> >
> > my.domain local:
>
> You lost me. Is it in addition to 2 lines above?

Add, as in: 2+1=3.

> > > /etc/postfix/transport.regexp:
> > >
> > > /./!/my\.domain$/ smtp:[IP addr of relayhost]
> > >
> > > Does exactly what I want. Tnanks a lot, Wietse.
> >
> > This is wrong. It will misdeliver anythingmy.domain.
> >
> > You MUST require a . or before my.domain.
>
> I know. I tried /./!/[.]my\.domain$/, but
> mail starts bouncing with:
>
> Mar 5 14:11:57 myhost postfix/smtp[566]: 262C0330A7: to=<postmastermydomain.com>, relay=none, delay=0, status=bounced (Name service error for domain postmaster: Host not found)
>
> smtp treats user name as domain name. Any ideas why?

This was fixed with Postfix 19991231 patch mumble.

        Wietse