[Freeipa-devel] DNS zone serial number updates [#2554]

[Simo Sorce]

On Wed, 2012-04-18 at 09:26 -0400, Dmitri Pal wrote:
> On 04/18/2012 09:20 AM, Simo Sorce wrote:

> >> Are you saying that the update should be moved to the DS replication plugin?
> >> Do I get it right?
> > not the DS replication plugin per se. But probably the best way to
> > handle it is 'a' DS plugin.
> >
> > Simo.
> >
> I am not sure I follow. It is not clear to me how a DS plugin (if it is
> not a replication plugin) will help with the race condition that might
> be caused by changes made on different servers. The entries that were
> added on the other servers go only through the replication plugin.

Every thing you store in DS can be intercepted by a plugin, even when it
comes through replication. In fact we need to explicitly ignore
replicated entries in some plugin before acting.

>  To
> the best of my knowledge the normal stack of plugins is not invoked for
> those entries as this stack is called when the entry is created in the
> first place on the other replica.

Nope, there is no such default exclusion. All plugins are called when
something comes in independent of the source.

Simo.

-- 
Simo Sorce * Red Hat, Inc * New York