On 01/04/2017 01:13 PM, Rob Verduijn wrote:
2017-01-04 14:59 GMT+01:00 Simo Sorce <simo(a)redhat.com>:
> On Wed, 2017-01-04 at 10:16 +0100, Rob Verduijn wrote:
> > ---------- Forwarded message ----------
> > From: Simo Sorce <simo(a)redhat.com>
> > Date: 2017-01-03 17:32 GMT+01:00
> > Subject: [gssproxy] Re: gssproxy broken on fedora
> > To: The GSS-Proxy developers and users mailing list <
> > gss-proxy(a)lists.fedorahosted.org>
> >
> >
> > On Mon, 2017-01-02 at 19:22 +0100, Rob Verduijn wrote:
> > >
> > > Nope that does not work on either fc24 or fc25.
> > > I did not try centos73 since it already worked on that one.
> >
> > Given you tried manually, make sure you delete the ccache before trying
> > with the client_keytab setting.
> >
> > If that doesn't work can you set debug = True in the global section and
> > tell me if you get any useful output/error ?
> >
> > Simo.
> >
> > --
> > Simo Sorce * Red Hat, Inc * New York
> > _______________________________________________
> > gss-proxy mailing list -- gss-proxy(a)lists.fedorahosted.org
> > To unsubscribe send an email to gss-proxy-leave(a)lists.fedorahosted.org
> >
> >
> > Hi,
> >
> > I checked for the cache, but there were no cache files present in
> > /var/lib/gssproxy/clients.
> > I cleaned the sssd cache.
> > I set the debug entry, did a reboot, but also no log entries appeared
> >
> > current /etc/gssproxy/gssproxy.conf
> >
> > [gssproxy]
> > debug=True
> >
> > [service/HTTP]
> > mechs = krb5
> > cred_store = keytab:/etc/gssproxy/http.keytab
> > cred_store = ccache:/var/lib/gssproxy/clients/krb5cc_%U
> > cred_store = client_keytab:/etc/gssproxy/http.keytab
> > euid = 48
> >
> > and tested it with
> > su - apache -s /bin/bash
> >
> > The mount works fine for a regular ipa user on fedora 24/25
> > according to systemctl status gssproxy the service is up and running,
> >
> > [root@fedora-24 ~]# systemctl status gssproxy
> > ● gssproxy.service - GSSAPI Proxy Daemon
> > Loaded: loaded (/usr/lib/systemd/system/gssproxy.service; disabled;
> > vendor preset: disabled)
> > Active: active (running) since Wed 2017-01-04 10:05:55 CET; 8min ago
> > Main PID: 987 (gssproxy)
> > CGroup: /system.slice/gssproxy.service
> > └─987 /usr/sbin/gssproxy -D
> >
> > systemd[1]: Starting GSSAPI Proxy Daemon...
> > gssproxy[972]: [2017/01/04 09:05:55]: Debug Enabled (level: 1)
> > gssproxy[972]: [2017/01/04 09:05:55]: Client connected (fd =
> 10)[2017/01/04
> > 09:05:55]: (pid = 987) (uid = 0) (gid = 0)[2017/01/04 09:05:55]:
> (context
> > = system_u:system_r:kernel_t:s0)[2017/01/04 09:05:55]:
> > Started GSSAPI Proxy Daemon.
>
> If you turn on rpc.gssd debugging and kernel rpc debugging do you see
> anything relevant ?
>
> Simo.
>
> --
> Simo Sorce * Red Hat, Inc * New York
> _______________________________________________
> gss-proxy mailing list -- gss-proxy(a)lists.fedorahosted.org
> To unsubscribe send an email to gss-proxy-leave(a)lists.fedorahosted.org
>
It does not seem to look for the credits specified in the gssproxy.conf
file.
How can I verify the running configuration of gssproxy ?
Rob Verduijn
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: #012handle_gssd_upcall:
'mech=krb5 uid=48 enctypes=18,17,16,23,3,1,2 ' (nfs/clnt0)
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: krb5_not_machine_creds: uid 48
tgtname (null)
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: ERROR: GSS-API: error in
gss_acquire_cred(): GSS_S_FAILURE (Unspecified GSS failure. Minor code may
provide more information) - No Kerberos credentials available (default
cache: KEYRING:persistent:48)
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: looking for client creds with
uid 48 for server
nfs.example.com in /tmp
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: CC '/tmp/krb5ccmachine_EXAMPLE.COM'
being considered, with preferred realm 'EXAMPLE.COM'
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: CC '/tmp/krb5ccmachine_EXAMPLE.COM'
owned by 0, not 48
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: looking for client creds with
uid 48 for server
nfs.example.com in /run/user/%U
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: Error doing scandir on directory
'/run/user/48': No such file or directory
Jan 4 18:52:50 fedora-24 rpc.gssd[1034]: doing error downcall
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Why are you preferring credential cache in a file over a keyring which is
default?
Have you tried without cred_store = ccache:/var/lib/gssproxy/clients/krb5cc_%U
?
--
Thank you,
Dmitri Pal
Engineering Director, Identity Management and Platform Security
Red Hat, Inc.
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