[ClusterLabs] mail server (postfix)

[Vladislav Bogdanov]

3 .6.2016 г. 20:33:01 GMT+03:00, Dimitri Maziuk <dmaziuk at bmrb.wisc.edu> wrote

Sorry for top-post.

I'd modify RA to support master/slave concept. I use the same approach to manage cyrus-imapd replicas, passing them different pre-installed config files, depending on operation, start, promote, or demote.

Best,
Vladislav

>Hi all,
>
>quick question: is anyone running an MTA on an active-passive cluster?
>Specifically, I need to do a stop - wait for drbd fs to move over -
>update symlinks - then start again -- on both nodes. So that on the
>active node the MTA runs with "mail gateway" postfix config in
>/drbd/etc/postfix and on the passive: with "send-only" config in
>/etc/postfix.
>
>Off the top of my head it looks like defining two postfix resources
>that
>both start/stop the same postfix only at different times/on different
>nodes should do the trick. Any gotchas I'm not seeing? Better ways to
>accomplish it?
>
>(I know running an MTA that way is not the Approved Way(tm), I have my
>reasons for wanting to it like this.)
>
>TIA