Re: [Exim] criticism/comment about missing info in install d…

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Auteur: Vadim Vygonets
Date:  
À: exim-users
Sujet: Re: [Exim] criticism/comment about missing info in install docs
Quoth Jeremy C. Reed on Thu, Aug 02, 2001:
> webmaster probably shouldn't be messed with. I don't consider it standard
> ... but RFC2142 does. (I know a lot of webmasters actual use an actual
> webmaster mailbox.)


I saw sites that have an actual user called postmaster.

> On Thu, 2 Aug 2001, Philip Hazel wrote:
> > save some work. (But actually, every host running an MTA SHOULD have at
> > least a "postmaster" alias, and probably an alias for "root" as well.)
>
> I was also thinking that a simple awk script could figure it out (at
> installation time).
>
> (awk -F: '{if ($3 < 100 && $3 > 0) print $1": root"}' < /etc/passwd ; \
> echo "nobody: root") | sort


You just used awk "if" where it wasn't needed! [insert holy war]

Except nobody, some systems have nonroot and similar users.

> But of course, that may break some setups -- so it would have to clearly
> warn them. And it would have to tell them to setup the root alias.


Yes, many setups indeed will be broken. Most systems come with a
customized and appropriate alias file somewhere under /etc. On
some systems it's considered a config file of sendmail, and is
not installed unless sendmail is installed. In these days of
multitude of popular MTAs (exim, postfix, etc.) it's not a right
thing to do.

> Then aliases that aren't real users like postmaster (as you mentioned) and
> mailer-daemon (or MAILER-DAEMON) to point to postmaster.


I forgot about MAILER_DAEMON! [spank self]

> RFC2142 mentions:


Why does RFC2142 use all CAPS, I wonder?

Vadik.

-- 
We who stride like giants across the world and allow all the
systems to speak, each unto the other.
        -- Chad Robinson, BOFH