[CentOS] Please help -- centos 5.8: does the slapcat still breaks ldap data integrity?

Craig White craig.white at ttiltd.com
Tue Nov 13 19:38:28 UTC 2012


On Nov 13, 2012, at 11:56 AM, Gelen James wrote:

>>> Hi all,
> 
>>> 
>>>   I've a small project to backup and restore openldap servers online on centos 5.8. Basically I don't have the luxury to shutdown the ldap server, then backup whole /var/lib/ldap/, but have to backup online with slapcat or similar command line tool.
>>> 
>>> The major concern of using slapcat is the warning below, which was excerpt from link http://www.centos.org/docs/5/html/5.1/Deployment_Guide/s1-ldap-daemonsutils.html
>>> 
>>> You must stop slapd by issuing the /sbin/service ldap stop command before using slapadd, slapcat or slapindex. Otherwise, the integrity of the LDAP directory is at risk.
>>> Does the limitation of slapcat -- stop ldap first -- still exist? Please shed a light onto this. Thanks.
>> ----
>> depends on what you are using for backend. If you are still using ldbm (you definitely shouldn't at this point), then yes, it must be stopped before doing the slapcat. If you are using > bdb or hdb, no… it's not necessary to stop the service first.
>> 
>> Craig
> 
> Thanks for confirmation, I'm using the default config/backend with minor changes, so it seems bdb. The following are the types of the files under /var/lib/ldap.
> 
> alock:           data
> cn.bdb:          Berkeley DB (Btree, version 9, native byte-order)
> __db.001:        Applesoft BASIC program data
> __db.002:        data
> __db.003:        data
> __db.004:        data
> __db.005:        data
> __db.006:        data
> DB_CONFIG:       ASCII English text
> dn2id.bdb:       Berkeley DB (Btree, version 9, native byte-order)
> gidNumber.bdb:   Berkeley DB (Btree, version 9, native byte-order)
> givenName.bdb:   Berkeley DB (Btree, version 9, native byte-order)
> id2entry.bdb:    Berkeley DB (Btree, version 9, native byte-order)
> log.0000000001:  Berkeley DB (Log, version 11, native byte-order)
> loginShell.bdb:  Berkeley DB (Btree, version 9, native byte-order)
> mail.bdb:        Berkeley DB (Btree, version 9, native byte-order)
> objectClass.bdb: Berkeley DB (Btree, version 9, native byte-order)
> ou.bdb:          Berkeley DB (Btree, version 9, native byte-order)
> sn.bdb:          Berkeley DB (Btree, version 9, native byte-order)
> uid.bdb:         Berkeley DB (Btree, version 9, native byte-order)
> uidNumber.bdb:   Berkeley DB (Btree, version 9, native byte-order)
----
from the primary developer of OpenLDAP software…

http://www.openldap.org/lists/openldap-software/200611/msg00048.html

Craig




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