Cyrus IMAP and SASL on replicated machines
Hagedorn at uni-koeln.de
Fri Aug 5 04:55:38 EDT 2011
> I have a Cyrus box that I set up about 3 years ago that's been running
> flawlessly. Recently though, as we're becoming increasingly reliant on
> email, it was decided that we're going to set up a DRBD replicated system.
> The only question that's nagging is that of running Cyrus-SASL across
> the two machines for authentication. When I first set the existing
> server up I remember reading that if you back the sasldb up and restore
> it to another machine, the new machine has to have the same hostname as
> the original otherwise it breaks the authentication. I now can't find
> that original document and am not sure if it's still relevant.
> Is this likely to be a problem or is there a mechanism that will allow
> me to force sasl to ignore the hostname.
We solve that problem by using the servername option. Just set it to the
same value on every server.
Sebastian Hagedorn - RZKR-R1 (Flachbau), Zi. 18, Robert-Koch-Str. 10
Regionales Rechenzentrum (RRZK)
Universität zu Köln / Cologne University - Tel. +49-221-478-5587
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