[Pkg-exim4-users] Catchall for system users

Marc Haber mh+pkg-exim4-users at zugschlus.de
Sun Dec 18 18:32:23 UTC 2005

On Sat, Oct 08, 2005 at 10:02:49AM +0200, Andreas Metzler wrote:
> On 2005-10-07 Ross Boylan <ross at biostat.ucsf.edu> wrote:
> > I'd like all mail to system users to go to root, which is then forwarded
> > to me.  The inspiration was the discovery that some system accounts were
> > getting actual mail, and I hadn't noticed.  /etc/alias does not list all
> > system users, though a fair number are in there and set to root.
> > 307768 has discussion of this, but the example there fails addresses and
> > involves resequencing some of the default files.  On the other hand, I
> > do want to capture even the real-* addresses.
> Imho real-* should either be dealt with identically as in other
> szenarios (i.e. real-* _forces_ /local/ delivery with LOCAL_DELIVERY)
> or be rejected. Redirecting it to a possible non-local address seems
> to be wrong.


> I think changing the real-* router to ignore system-users might be
> better. This way the new router could go _after_ the system aliases
> router, which I think to be a must. - The new router must not override
> /etc/aliases. Actually I think it should be one of the very last
> routers, right before local_user.


> 29999 seems to be wrong, system-users live in 0-999 and 60000-64999
> (/usr/share/doc/base-passwd/README). And I am already feeling queasy
> about ignoring such a broad range, I am sure there are lots of
> (misconfigured) systtems around that are using 60000-63000 for normal
> accounts.

We could use a macro here so that people running misconfigured systems
could have exim adapt. But in the default state, the behavior should
be policy compliant to the letter.


Marc Haber         | "I don't trust Computers. They | Mailadresse im Header
Mannheim, Germany  |  lose things."    Winona Ryder | Fon: *49 621 72739834
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