[SSSD] krb5 ticket renewal via gnome-screensaver not working
Simo Sorce
ssorce at redhat.com
Wed Nov 11 13:37:35 UTC 2009
On Wed, 2009-11-11 at 09:35 +0100, Sumit Bose wrote:
> On Tue, Nov 10, 2009 at 11:36:45PM -0500, Brian J. Murrell wrote:
> > On Mon, 2009-11-09 at 21:19 +0100, Sumit Bose wrote:
> > >
> > > Does this mean you are still seeing [Credentials cache I/O operation
> > > failed XXX] in krb5_child.log?
> >
> > No. I am seeing nothing new at all in the krb5_child.log when
> > authentications happen.
> >
> > > this indicates that everything is ok, please send krb5_child.log, if
> > > possible with debug level 10.
> >
> > Even with debug level 10, there is nothing new in the krb5_child.log:
> >
> > $ ls -ltar /var/log/sssd/
> > total 420
> > -rw------- 1 root root 438 2009-11-09 09:23 krb5_child.log
> > drwxr-xr-x 15 root root 4096 2009-11-10 07:41 ..
> > drwxr-xr-x 2 root root 4096 2009-11-10 23:32 .
> > -rw------- 1 root root 152408 2009-11-10 23:32 sssd_pam.log
> > -rw------- 1 root root 238167 2009-11-10 23:32 sssd_KRB.log
> >
> > I have "debug_level = 10" in my [domain/KRB] as well as the [pam]
> > section.
> >
> > Also, I asked previously why I would want per-login unique ccache files
> > with:
> >
> > krb5_ccname_template = FILE:%d/krb5cc_%U_XXXXXX
> >
> > but nobody answered. Do I really want this or is a single ccache file
> > per user (i.e. drop the _XXXXXX in the template) not more ideal?
> >
> > b.
> >
>
> ah, sorry, I misinterpreted your original post. I thought a ccache file
> wasn't created at all when using gnome-screensaver. You are right, if
> you use 'krb5_ccname_template = FILE:%d/krb5cc_%U_XXXXXX' with the
> current version every authentication will create a new ccache file. If
> you want to renew the TGT with every authentication you have to use a
> per-user unique ccache file, e.g. FILE:%d/krb5cc_%U.
>
> We are currently discussing how to handle renewals in a more general way
> so that it would be possible to renew FILE:%d/krb5cc_%U_XXXXXX-style
> files too.
FYI: apparently the option is misdocumented and is called
krb5_ccname_tmpl (not template), this should be fixed shortly.
Simo.
--
Simo Sorce * Red Hat, Inc * New York
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