Category: Solaris

Sudoers in LDAP

In addition to the standard sudoers file, sudo may be configured via LDAP. This can be especially useful for synchronizing sudoers in a large, distributed environment. You need to have LDAP server and client...

Solaris LDAP autofs client configuration

Last time I wrote about autofs configuration on LDAP server, now it is time to configure autofs client in Solaris. I assume that in DUAConfigProfile, objectClasses and attributes are already defined. You can check...


Solaris LDAP client configuration

Oracle Solaris has native LDAP support built in OS, so there is no need to install third-party software to configure Solaris to use LDAP as users/groups and other repository. You can use different ways...


LDAP server for Solaris and Linux clients

Few months ago I received a task to set up LDAP authentication for Solaris 10, Solaris 11 and Linux machines in Customer’s infrastructure. As LDAP server was chosen OpenLDAP 2.4.x in Master-Slave configuration with...

BerkeleyDB upgrade

During switching LDAP directory to new environment with newer version of OpenLDAP (2.4.25) and new BerkeleyDB (5.1.25), I received following error message:

Program version 5.1 doesn't match environment version 4.7
database ... cannot be opened, err -30969. Restore from backup!
bdb(...): txn_checkpoint interface requires an environment configured for the transaction subsystem
bdb_db_close: database "...": txn_checkpoint failed: Invalid argument (22).
backend_startup_one (type=hdb, suffix="..."): bi_db_open failed! (-30969)
bdb_db_close: database "...": alock_close failed

This means that you need to upgrade BerkeleyDB. Because this is not OpenLDAP specific, but rather BerkeleyDB specific, I decided to describe how to fix this issue. First of all let’s make a backup: