Problems with ldap authentication (gdm)

[Nalin Dahyabhai]

On Sun, Jan 11, 2004 at 03:21:10PM +0100, Casper Pedersen wrote:
> It looks like there is a bug in the authentication mechanism.
> 
> I use (or should say try) LDAP for authentication, and it works just
> fine with ssh, local login, but it fails with gdm.
> 
> /var/log/messages
> Jan 11 15:11:04 tuxdsk2 gdm(pam_unix)[7693]: check pass; user unknown
> Jan 11 15:11:04 tuxdsk2 gdm(pam_unix)[7693]: authentication failure;
> logname= uid=0 euid=0 tty=:0 ruser= rhost=
> Jan 11 15:11:04 tuxdsk2 gdm(pam_unix)[7693]: session opened for user
> cpedersen by (uid=0)
> Jan 11 15:11:07 tuxdsk2 gdm(pam_unix)[7693]: session closed for user
> cpedersen
> 
> /etc/nsswitch.conf
> passwd:     files ldap
> shadow:     files ldap
> group:      files ldap
> 
> I'm not sure what happens, but it looks like gdm isn't able to login
> with non-local users.
> 
> Any idea where to start looking?

It may be as simple as 'init 3; init 5' -- applications only read
nsswitch.conf once, so if you enabled LDAP after gdm started, it won't
re-read the configuration file.

HTH,

Nalin