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Re: serverID 0 and MMR

Quanah Gibson-Mount wrote:
> --On Thursday, April 20, 2017 11:34 PM +0200 Michael Ströder <michael@stroeder.com>
> wrote:
>> quanah@symas.com wrote:
>>> It's fine for there to be legacy entryCSNs and a contextCSN for serverID
>>> of  0.  However, it is not fine for any master in an MMR setup to have a
>>> specific serverID of 0.
>> Would it be possible to check serverID during slapd startup with MMR
>> setup and fail to start with an error message in case serverID is 0?
> Perhaps a failure if someone tries to set olcMirrorMode to TRUE when serverID is 0.
> That covers the MMR case, but it doesn't cover the non-MMR case where unique serverIDs
> are required with separate masters and glued databases.

Catching the MMR case would already be a real improvement.

The latter case is far less common and people glueing DBs are likely more familiar with
OpenLDAP setups.

Ciao, Michael.

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