[389-users] Replication trouble when promoting dedicated Consumer to Multiple master [SOLVED]

[Rich Megginson]

On 07/15/2011 06:00 AM, Roland Schwingel wrote:
> Hi.....
>
> Finally I got it  I don't know whether I did it the fully correct way, 
> but it works now.
> I found that this mysterious replica id 3 was stored in dse.ldif of my 
> server-b:
>
> To recap my scenario:
>
>
>       server A < -----       server B <----->        server C         
>    ----->    server D
> (dedicated Consumer)     (multiple Master replica ID:1)    (multiple 
> Master replica ID:2)  (Dedicated Consumer)
>
> I wanted to promote my server D to become a multiple master - but it 
> did not work.
>
> What did I do to get it going:
>
> 1. Removed all replication agreements to/from server D.
> 2. Stopped all LDAP services on all servers (I was a little desperate)
> 3. Found replica id 3 in dse.ldif of server B(?) - nowhere else (why B 
> and not C?)
> 4. Removed these bogus entries.
> 5. Restarted all LDAP services on all machines.
> 6. ldapsearch on server C still revealed the bogus replica id 3 (Where 
> the heck is that cached?).
See http://directory.fedoraproject.org/wiki/Howto:CLEANRUV
> 7. Reinitialized consumer server C from server B and restarted ldap on 
> server C.
> 8. ldapsearch was clean by then.
> 9. removed my suffix on server D and removed changelog.
> 10. recreated suffix on server D and made server D a dedicated consumer
> 11. on server C created replication agreement to server D
> 12. initialized server D from server C.
> 13, Enabled changelog on server D
> 14. Changed server D to be Multiple Master with replica id 3
> 15, Created replication aggreement to server C from server D.
> 16. Worked. Restarted LDAP on server D and C.
> 17. Still works and replicates to all other machines along the path.
> 18. I need vacation....
>
> Holy Moly!
>
> Roland
>
> __________________
>
> Hi Reinhard,
>
> Thanks for your reply!!
>
>
> 389-users-bounces at lists.fedoraproject.org wrote on 14.07.2011 16:25:10:
>
> > From: Reinhard Nappert <rnappert at juniper.net>
> > To: "General discussion list for the 389 Directory server project."
> > <389-users at lists.fedoraproject.org>
> > Date: 14.07.2011 16:28
> > Subject: Re: [389-users] Replication trouble when promoting
> > dedicated Consumer to Multiple master
> > Sent by: 389-users-bounces at lists.fedoraproject.org
> >
> > Do a   ldapsearch -b 'nsuniqueid=ffffffff-ffffffff-ffffffff-
> > ffffffff,dc=mydomain,dc=com' -D <directory manager> -w <password> -s
> > base objectclass=nstombstone
> >
> > This gives you all the configured (history) of replication ids. The
> > following is the output in my setup.
> >
> > dn: nsuniqueid=ffffffff-ffffffff-ffffffff-ffffffff,o=base
> > objectClass: top
> > objectClass: nsTombstone
> > objectClass: extensibleobject
> > nsds50ruv: {replicageneration} 4df7a107000000010000
> > nsds50ruv: {replica 1 ldap://yale:389} 4df7a396000000010000 
> 4e19ad950000000100
> >  00
> > nsds50ruv: {replica 3 ldap://norquay:389} 4df7a39d000000030000 
> 4e1605650000000
> >  30000
> > nsds50ruv: {replica 4 ldap://mustrum:389} 4df7a3a0000000040000 
> 4dfb93650000000
> >  40000
> > nsds50ruv: {replica 2 ldap://louise:389} 4df7a39a000000020000 
> 4e171a0700000002
> >  0000
> > o: base
> > nsruvReplicaLastModified: {replica 1 ldap://yale:389} 00000000
> > nsruvReplicaLastModified: {replica 3 ldap://norquay:389} 00000000
> > nsruvReplicaLastModified: {replica 4 ldap://mustrum:389} 00000000
> > nsruvReplicaLastModified: {replica 2 ldap://louise:389} 00000000
> >                                                   /\
> >                                                    |
> >                                              replication-id
> >
> I issued that command on my server Server C. I get the following results:
>
> # extended LDIF
> #
> # LDAPv3
> # base 
> <nsuniqueid=ffffffff-ffffffff-ffffffff-ffffffff,dc=mydomain,dc=com> 
> with scope baseObject
> # filter: objectclass=nstombstone
> # requesting: ALL
> #
>
> # ffffffff-ffffffff-ffffffff-ffffffff, mydomain.com
> dn: nsuniqueid=ffffffff-ffffffff-ffffffff-ffffffff, dc=mydomain,dc=com
> objectClass: top
> objectClass: nsTombstone
> objectClass: extensibleobject
> nsds50ruv: {replicageneration} 4bf162c6000000010000
> nsds50ruv: {replica 2 ldap://server-c.mydomain.com:389} 4cd3fa1e00000002
>  0000 4e1ef45b000000020000
> nsds50ruv: {replica 3 ldap://server-d.mydomain.de:389}
> nsds50ruv: {replica 1 ldap://server-b.mydomain.de:389} 4bf16732000000010
>  000 4e1ffa3e000000010000
> dc: mydomain
> nsruvReplicaLastModified: {replica 2 ldap://server-c.mydomain.com:389} 4
>  e1ef445
> nsruvReplicaLastModified: {replica 3 ldap://server-d.mydomain.de:389} 
> 00000000
> nsruvReplicaLastModified: {replica 1 ldap://server-b.mydomain.de:389} 4e
>  1ffa26
>
> # search result
> search: 2
> result: 0 Success
>
> # numResponses: 2
> # numEntries: 1
>
> When I look at it I see that replica id 3 is assigned to my server-d
> (which should get that replica id). I started over deleted my server-d
> assigned it replica id 4 but nothing changes.
>
> I also cannot get rid of the informations for server-d in that nsuniqueid
> how can I do that?
>
> Thanks,
>
> Roland
>
>
> --
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