[CentOS] gdm-simple-greeter, redux

m.roth at 5-cent.us m.roth at 5-cent.us
Sat Feb 6 21:28:14 UTC 2010


> At Fri, 5 Feb 2010 13:13:45 -0500 CentOS mailing list <centos at centos.org>
> wrote:
>
>>
>> Does *anyone* have a clue where gdm-simple-greeter stores the usernames
>> it presents? I know that it is not getting it out of /etc/passwd. based
>> on users who can log in, since I have several machines where one user,
>> who's rolled off, is still showing, even though /etc/passwd has him as
>> having a shell that doesn't exist.
>
> Are you running yp, or ldap (ie a network authentification server)?

ldap/kerboros/AD.

> gdm-simple-greeter gets the usernames from the same place as login...
> If you are just using shadow passwords (eg /etc/passwd, /etc/shadow,
> /etc/group), gdm-simple-greeter will use the user names in /etc/passwd.
> There is a setting in /etc/gdm/custom.conf that lists the usernames to
> include (usuall all/*) and to exclude (various non-user 'usernames'
> like nobody, bin, daemon, etc.). I doubt that gdm-simple-greeter checks
> to see if users in /etc/passwd have 'valid' shells, which is why there
> is an exclude option

Thanks. Still not sure why, with our authentication/authorization, since
if it gets it via kerboros, it would have many thousands. I'll check
custom.conf, though I *thought* I'd played with that before.

        mark



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