[PATCH] Do not allow different versions of ctdb in a cluster

[Martin Schwenke]

On Tue, 23 May 2017 14:40:17 +1000, Amitay Isaacs via samba-technical
<samba-technical at lists.samba.org> wrote:

> Till now there has never been a check to ensure that compatible ctdb
> versions are running in a cluster.  We allowed different versions of ctdb
> in a cluster.  This patch set adds a check to ensure that a cluster has
> compatible versions of ctdb.
> 
> As a general rule, ctdb with same major and minor versions will be
> compatible.
> 
> However allow the flexibility of mixing versions if you know what you are
> doing via new tunable AllowMixedVersions.
> 
> Please review and push.
> 
> These patches are dependent on the set of patches posted previously
> (simplify generation of version header files in ctdb build).

Reviewed-by: Martin Schwenke <martin at meltin.net>

Please push when you've finished documentation clarifications...

peace & happiness,
martin