Re: Syncrepl replication be_modify failed (18)

[Will Nowak <wan@ccs.neu.edu>]

All servers in the loop have been upgraded to 2.4.13, then 2.4.15. I
note that the container is somewhat nonstandard -- could that be
related?

-Will

On Tue, Apr 14, 2009 at 12:15 AM, Jonathan Clarke
<jonathan@phillipoux.net> wrote:
> On 14/04/09 5:37, Will Nowak wrote:
>>
>> Howdy,
>>
>> I've been battling some issues with syncrepl for a while now, and I
>> can't quite figure out what has gone wrong.
>>
>> I initially found
>> http://www.openldap.org/lists/openldap-software/200812/msg00040.html
>> which seemed to describe my issue, and it recommended upgrading to
>> openldap 2.4.13. I tried that, and am still having issues (now at
>> 2.4.15). I built the software for ubuntu hardy on i386, available at
>>
>> https://edge.launchpad.net/~compbrain/+archive/ppa/+sourcepub/566951/+listing-archive-extra
>>
>> The situation involves a master with 3 slaves using syncrepl. A change
>> comes into the master adding a member to a nisNetgroup/groupOfNames
>> hybrid container:
>>
>> dn: cn=friends,ou=netgroup,dc=example,dc=com
>> objectClass: groupOfNames
>> objectClass: nisNetgroup
>> objectClass: top
>> cn: friends
>> member: uid=bobby,ou=people,dc=example,dc=com
>> nisNetgroupTriple: (,bobby,shadow)
>>
>> An incoming add for user james looks like
>>
>> dn: cn=friends,ou=netgroup,dc=example,dc=com
>> changetype: modify
>> delete: member
>> -
>> add: member
>> member: uid=bobby,ou=people,dc=example,dc=com
>> member: uid=james,ou=people,dc=example,dc=com
>> -
>> delete: nisNetgroupTriple
>> -
>> add: nisNetgroupTriple
>> nisNetgroupTriple: (,bobby,shadow)
>> nisNetgroupTriple: (,james,shadow)
>>
>> Up until this point, everything is fine -- all changes made on the
>> master have replicated ok to the slaves.
>>
>> Now, james is not my friend anymore, so he gets removed from the
>> container:
>> dn: cn=friends,ou=netgroup,dc=example,dc=com
>> changetype: modify
>> delete: member
>> -
>> add: member
>> member: uid=bobby,ou=people,dc=example,dc=com
>> -
>> delete: nisNetgroupTriple
>> -
>> add: nisNetgroupTriple
>> nisNetgroupTriple: (,bobby,shadow)
>>
>> At this point, the most recent change gets applied to the master ok,
>> but it does not get replicated to the slaves. They have a be_modify
>> failed in their logs:
>> Apr 13 23:05:43 sl1 slapd[30277]: syncrepl_entry: rid=049 be_search (0)
>> Apr 13 23:05:43 sl1 slapd[30277]: syncrepl_entry: rid=049
>> cn=friends,ou=netgroup,dc=example,dc=com
>> Apr 13 23:05:43 sl1 slapd[30277]: null_callback : error code 0x12
>> Apr 13 23:05:43 sl1 slapd[30277]: syncrepl_entry: rid=049 be_modify (18)
>> Apr 13 23:05:43 sl1 slapd[30277]: syncrepl_entry: rid=049 be_modify failed
>>
>>
>> Any thoughts?
>>
>
> Hi,
>
> This looks the same as ITS 5781 (http://www.openldap.org/its/?findid=5781).
> As far as I can see the fix for that was indeed released in 2.4.13, though.
> Have you upgraded the slaves as well as the master? This fix applies to the
> consumer side.
>
> On a related note, if you're upgrading, I do recommend you move to 2.4.16,
> which has a few more bug corrections, and is currently considered the best
> version available.
>
> Regards,
> Jonathan
>