Re: User login issue

Mike Gabriel <[email protected]> Wed, 07 Feb 2024 15:10:31 +0000

Newsgroups	gmane.linux.skolelinux.devel,gmane.linux.debian.devel.education
Organization	DAS-NETZWERKTEAM
Message-ID	<20240207151031.Horde.NfdTbUW5uQKLzNmjIMhrOMS@mail.das-netzwerkteam.de>

HI Roman,

On  Mi 07 Feb 2024 12:51:11 CET, roman.meier wrote:

> Hi folks,
>
> Yesterday, I came across the following entry in /var/log/auth.log:
>
> Feb  6 11:03:38 tjener su: pam_krb5(su:auth): (user roman)  
> credential verification failed: Cannot find key for  
> host/tjener.intern@INTERN kvno 16 in keytab
>
> I also had a closer look at the following script:
> /usr/share/debian-edu-config/tools/copy-host-keytab
>
> This then lead me to the solution of my authentication problem.
>
> My file /etc/krb5.keytab was missing many entries preventing  
> successful user logins. Executing the script fixed this finally.
>
> Kind regards,
> Roman

If you run an old version of TJENER, you might be facing this bug:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1002014

Please adjust your gosa-modify-host script in  
/usr/share/debian-edu-config/tools/ as shown here:
https://salsa.debian.org/debian-edu/debian-edu-config/-/commit/57d70cb10a902a004ed39da902b6808c36ce1851

Mike
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