Solaris pam-krb5 client and MIT krb5 KDC on Linux (Eliot Lebsack)

Henry B. Hotz hotz at jpl.nasa.gov
Mon Jul 26 15:16:51 EDT 2004


If it works as root, but not as a user, then it sounds like a  
permissions problem.  Is /etc/krb5/krb5.conf world-readable?

On Jul 26, 2004, at 9:00 AM, kerberos-request at mit.edu wrote:

> Date: Mon, 26 Jul 2004 09:55:02 -0400
> From: "Eliot Lebsack" <elebsack at mitre.org>
> To: <kerberos at mit.edu>
> Subject: Solaris pam-krb5 client and MIT krb5 KDC on Linux
> Message-ID: <000901c47318$25c78aa0$1b515381 at MITRE.ORG>
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>
> Good morning.
>
> I've set up a KDC on a RHEL 3 box with NIS as the
> name service. All of my Linux boxes have no problem
> authenticating against this configuration.
>
> When I attempted to migrate my Solaris 8 (2/02) Ultra 80
> to this authentication/name service combination, using
> the on-board (non-SEAM) kerberos authentication tools
> which are run when reconfiguring a system (running sys-unconfig,
> then rebooting), I entered the fields for Kerberos
> as those used by my Linux machines.
>
> I went ahead and synced up my /etc/krb5/krb5.conf file with
> that used by the Linux clients. I uncommented the pam.conf
> lines for the pam_krb5.so.1 module as directed by the documention
> I could find on the web. I've even generated a keytab for the
> host principle, and moved it into /etc/krb5/krb5.keytab.
>
> I've checked my DNS setup as well as NTP. Everything looks good.
>
> When I attempt to log onto the Solaris 8 machine as a regular
> user, forcing the machine to refer to NIS/Kerberos for more  
> information,
> the pam_krb5 authentication module refuses to allow access.
>
> When I "su -" to the user from root, and do a kinit as the user,
> it successfully gets the Kerberos ticket.
>
> It appears that pam_krb5 is not entering the authentication
> process correctly, or that it is not negotiating with the KDC
> correctly.
>
> Has anyone else tried a similar configuration? I'm trying to
> do something real basic here; no kerberized NFS or anything like that.
>
> I also tried installing SEAM for Solaris 8, and still had the
> same problem.
>
> Regards,
>
> Eliot
>
> ======================================================
> Eliot Lebsack                         (781) 271-5830
> Lead Communications Engineer
> The MITRE Corporation                    Bedford, MA
------------------------------------------------------------------------ 
----
The opinions expressed in this message are mine,
not those of Caltech, JPL, NASA, or the US Government.
Henry.B.Hotz at jpl.nasa.gov, or hbhotz at oxy.edu



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