[sclug] Problem with postfix & maildrop

[Tom Chance]

On Friday 03 Jun 2005 16:17, Roland Turner (SCLUG) wrote:
> Tom Chance wrote:
> > I'm having some trouble with my postfix & maildrop configuration.
> > Receiving  and delivering mail works OK, but the system is building up
> > a growing list of  deferred messages of the kind:
> >
> > $ postqueue -p
> > -Queue ID- --Size-- ----Arrival Time---- -Sender/Recipient-------
> > A31E5202A5     1810 Thu Jun  2 23:26:02  root at acrewoods.net
> > (temporary failure. Command output: /usr/bin/maildrop: Unable to change
> > to  home directory.)
> >                                         root at acrewoods.net
>
> Wild guess: you don't have root aliased to a non-super-user account, so
> it's trying to actually deliver to a "root" mail folder which, ordinarily,
> it should not be allowed to do. Is this so?

I don't have it aliased, no. How should I go about setting this up?

> > I've searched for this problem, and the only solution I found was to
> > give the  maildrop binary suid permissions, which I did to no avail:
> >
> > $ ls -l /usr/bin/maildrop
> > -r-sr-sr-x  1 root mail 149032 Aug 21  2004 /usr/bin/maildrop
>
> Erk! Generally you don't want to run your MDA suid root. (Or, more to the
> point, generally you don't want to be granting suid root privileges to
> programs that don't already have them.)

So it should be fine to leave it as '-r-x-r-x---'?

Regards,
Tom

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