[Spacewalk-list] Error with PAM authentication after Upgrade to CentOS 7.4

[Robert Paschedag]

Am 28. Oktober 2017 20:37:08 MESZ schrieb "Millage, Joel" <jmillage at integrity-apps.com>:
>I am using Spacewalk 2.6 with PAM authentication and have been for a
>few months without issues. I updated from CentOS 7.3 to 7.4 this week
>and now my PAM authentication no longer works with any of my users.  I
>use PAM authentication with Kerberos 1.5.
>
>Since CentOS 7.4 I get the following error in the tomcat.service of
>Spacewalk:
>
>pam_krb5[9598]: error reading keytab 'FILE:/etc/krb5.keytab'
>Oct 28 14:34:19 ccam-thorcp2.integrity-apps.com java[9598]:
>pam_krb5[9598]: TGT verified
>Oct 28 14:34:19 ccam-thorcp2.integrity-apps.com java[9598]:
>pam_krb5[9598]: authentication succeeds for 'jmillage'
>Oct 28 14:34:19 ccam-thorcp2.integrity-apps.com server[9598]:
>2017-10-28 14:34:19,091 [ajp-bio-0:0:0:0:0:0:0:1-8009-exec-3] WARN 
>com.redhat.rhn.domain.user.legacy.UserImpl - PAM login for user User
>jmillage (id 1, org_id 1) failed with error System error.
>Oct 28 14:34:21 ccam-thorcp2.integrity-apps.com server[9598]:
>2017-10-28 14:34:21,091 [ajp-bio-0:0:0:0:0:0:0:1-8009-exec-3] INFO 
>com.redhat.rhn.frontend.action.LoginAction - LOCAL AUTH FAILURE:
>[jmillage]
>
>I realize now I shouldn't have made my only admin user on PAM
>authentication as I can't even login with spacecmd.  Is there any way I
>can disable PAM auth on this user so I can login without PAM?  All the
>tools I have found allow me to reset my password, but not disable PAM.
>Any help would be great thanks!
>
>Joel

I think the rhnuser table should be a good starting point. But I don't know, if the authentication "type" is also stored there.

Robert