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Problem with Users-Groups-Privileges

All users are "unknown"...

         

JB_Laugere

12:39 pm on Dec 19, 2005 (gmt 0)

10+ Year Member



Hi,

I am experiencing a problem I can't figure out after a week of searches, so I hope someone will be more “inspired” than I...

I am no longer able to connect to my FTP / Mail and SSH servers except as “root” (I guess it has something to do with authentications). All the other users are said to be “unknown” (without more explanation in the logs). It looks like the FTP/Mail/SSH processes are no longer able to access the list of users or something like that.

However, I can still access the list of users/groups (add/remove/modify) without problems. I verified and re-verified, all users and groups are correct, and I also verified the access privileges to folders and files are set correctly.

I also compared to my two other servers, and everything seems to look the same.

Processes such as Apache, MySQL, etc... are running fine, and have access to their respective folders and data.

This occurred just after trying to install SquirrelMail. (I checked the SquirrelMail site too)

The operating system is RedHat 9.

Thanks in advance for your help,

MattyMoose

5:23 pm on Dec 29, 2005 (gmt 0)

10+ Year Member



Does the content of /etc/passwd and /etc/shadow look correct?

Are you using an authentication system such as NIS, NIS+, LDAP, or a Kerberos ticketing system, or anything of the like? If so, is the connection to the authentication server dead?

Have you tried rebooting (if that's an option)?

Has your PAM configuration changed? (IIRC, config files are in /etc/pam.d)

JB_Laugere

10:29 am on Jan 5, 2006 (gmt 0)

10+ Year Member



Hi,

Yes I verified the etc/... files and I compared them with my two other servers (which have the exact same configuration)

I am not using authentification system

And yes I rebooted, it didn't help, and made MySQL unable to start child process with the user "mysql".

I am finally giving up :-( and I will change server,

By the way, thanks for your suggestions :-)