On 15 May 2013 06:49, "Dan Mashal" <dan.mashal(a)gmail.com> wrote:
On Tue, May 14, 2013 at 6:10 PM, Adam Williamson <awilliam(a)redhat.com>
wrote:
> We now appear to have *four* virtual provides for mail servers:
>
> MTA
> smtpd
> smtpdaemon
> server(smtp)
>
> This seems a tad excessive. exim and postfix provide all four. sendmail
> provides MTA, smtpdaemon and server(smtp). Nothing else provides any of
> them (though if we could just agree on what any of them meant or what
> they were for, probably esmtp and ssmtp might want to).
>
> Nothing requires 'smtpd'. One thing each requires each of the others,
> just to make things nice and complicated:
>
> [root@adam blivet (master %)]# repoquery --whatrequires MTA
> ratbox-services-0:1.2.1-8.fc19.x86_64
> [root@adam blivet (master %)]# repoquery --whatrequires "server(smtp)"
> sagator-core-0:1.2.3-6.fc19.noarch
> [root@adam blivet (master %)]# repoquery --whatrequires smtpdaemon
> vacation-0:1.2.7.1-3.fc19.x86_64
>
> Good lord. Anyone feel like injecting any sanity? Anyone have a long
> enough memory to know what the hell each of the different provides is
> meant for? I seem to vaguely recall that 'MTA' and 'smtpdaemon'
were
> meant to express subtly different things, but I can't remember any
> details.
Sanity: Switching to postfix?
That's a matter of opinion and completely unhelpful to this discussion.
Adam, like you I seem to remember a subtle difference between MTA and the
others. I think its because some MTAs only do local delivery, some do
remote and some can do both. Eg sendmail needs procmail to handle the local
part from distant memory.
Peter