Bill,

I'm glad to see this is finally working at your place !

Could you please paste, your configuration in this thread or update the wiki
page with those elements ?

Regards,

-Arnaud


On Tue, Nov 18, 2008 at 8:54 PM, Bill Markmann <[EMAIL PROTECTED]> wrote:

> Just wanted to update this thread (thanks for the help, Arnaud!):
>
> - I commented out the password in my jcifsConfig bean
> - I added "useKeyTab", "keyTab", "principal", and "realm" elements to the
> JBoss login-config.xml Krb5LoginModule block
>
> ...and Kerberos exchanges work now!  Thanks to everyone who gave input.
> Hope this helps someone in the future...  - Bill
>
>
> On Sun, Nov 16, 2008 at 2:11 PM, Arnaud Lesueur <[EMAIL PROTECTED]>wrote:
>
>> Bill,
>>
>> You will have to give a try with the jcifsConfig bean while I do not
>> remember that part. Did you check your clock skrew ? According to
>> http://java.sun.com/j2se/1.5.0/docs/guide/security/jgss/tutorials/Troubleshooting.html
>>
>> Otherwise, you will have to google on this point.
>>
>> Regards,
>>
>> -Arnaud
>>
>>
>>
>> On Thu, Nov 13, 2008 at 5:36 PM, Bill Markmann <[EMAIL PROTECTED]>wrote:
>>
>>> Juan, excellent!  I look forward to your howto... :-)
>>>
>>> Changing regenerating my keytab so that the SPN was a fqdn (HTTP/
>>> [EMAIL PROTECTED]) got me to the point where there is
>>> actually a Kerberos negotiation happening now, so I'm one step closer to
>>> having this work.  However, I'm getting a Kerberos error:
>>>
>>> Pre-authentication information was invalid (24)
>>>
>>> I'm not sure why the password wouldn't work, but I'm not making the
>>> account or generating the keytab myself (ah, the joys of working in a large
>>> distributed IT organization), so I don't believe anything there has changed
>>> but it's tough to say...  It also appears from the log that my keytab is not
>>> being used:
>>>
>>> 2008-11-12 21:11:28,286 [http-0.0.0.0-8443-2] DEBUG
>>> org.jasig.cas.CentralAuthenticationServiceImpl - Attempting to create
>>> TicketGrantingTicket for Principal is null
>>> Debug is  true storeKey true useTicketCache false useKeyTab false
>>> doNotPrompt false ticketCache is null isInitiator true KeyTab is null
>>> refreshKrb5Config is false principal is null tryFirstPass is false
>>> useFirstPass is false storePass is false clearPass is false
>>>
>>> I added the useKeyTab=true option to my login.conf; what else would cause
>>> it to not pick that up?  Should I get rid of the following from my
>>> jcifsConfig bean, perhaps?...
>>>
>>>  <property name="jcifsServicePrincipal" value="HTTP/[EMAIL PROTECTED]"
>>> />
>>>  <property name="jcifsServicePassword" value="my_pw" />
>>>
>>> Here is my login.conf:
>>>
>>> jcifs.spnego.initiate {
>>>   com.sun.security.auth.module.Krb5LoginModule required storeKey=true
>>> useKeyTab=true keyTab=/opt/myapp/myspnacct.keytab;
>>> };
>>> jcifs.spnego.accept {
>>>   com.sun.security.auth.module.Krb5LoginModule required storeKey=true
>>> useKeyTab=true keyTab=/opt/myapp/myspnacct.keytab;
>>> };
>>>
>>> Is that format correct, Arnaud?  Is there anywhere else I'd need to make
>>> a change to get the Krb5LoginModule to use the keytab?
>>>
>>> Thanks for the help so far! - Bill
>>>
>>>
>>> On Thu, Nov 13, 2008 at 10:17 AM, Juan Manuel Rodríguez <
>>> [EMAIL PROTECTED]> wrote:
>>>
>>>>  OK. I`ve just fixed some DNS issues and made a successful test.
>>>>
>>>> I'll post a small howto from my experience next week.
>>>>
>>>> Thank you, Arnaud, and all CAS Team.
>>>>
>>>> JMRodriguez
>>>>
>>>>
>>>>
>>>> Arnaud Lesueur escribió:
>>>>
>>>> Add the following option to login.conf : useKeyTab=true, keyTab=keytab
>>>> .file
>>>> With the keytab.file in the home directory of the user who launch the
>>>> JVM used by CAS.
>>>>
>>>> I'm not suspecting JBoss but you can at least try with Tomcat, test is
>>>> going to be really quick :-)
>>>>
>>>> Regards,
>>>>
>>>> -Arnaud
>>>>
>>>> On Thu, Nov 6, 2008 at 10:31 PM, Bill Markmann <[EMAIL PROTECTED]>wrote:
>>>>
>>>>> Hi, Arnaud...  so I'm taking two points away so far:
>>>>>
>>>>> - the service principal's account name should be a fully qualified
>>>>> domain name, and
>>>>> - I should not specify the service principal's account password, but
>>>>> rather point to the keytab
>>>>>
>>>>> On the second point, where would the location of the keytab be
>>>>> specified?  Will that be picked up from my krb5.conf setup, or does it
>>>>> need to be specified in my jcifsConfig bean (in
>>>>> deployerConfigContext.xml)?
>>>>>
>>>>> Any other thoughts?  Do you think I was barking up the wrong tree in
>>>>> suspecting JBoss?
>>>>>
>>>>> Thanks, - Bill
>>>>>
>>>>> On Thu, Nov 6, 2008 at 3:56 PM, Arnaud Lesueur <
>>>>> [EMAIL PROTECTED]> wrote:
>>>>> > True. But you still have to set the service principal name which is
>>>>> done
>>>>> > when you generate your keytab in fact :-)
>>>>> >
>>>>> > Another thing is that you might also use the keytab file instead of
>>>>> the
>>>>> > password on your configuration.
>>>>> >
>>>>> > -Arnaud
>>>>> >
>>>>> >
>>>>> > On Thu, Nov 6, 2008 at 9:31 PM, <[EMAIL PROTECTED]> wrote:
>>>>> >>
>>>>> >> But you don't need the keytab file if your CAS server is running in
>>>>> a
>>>>> >> Windows box, don't you?
>>>>> >>
>>>>> >> JMRodriguez.
>>>>> >>
>>>>> >> > Hi guys,
>>>>> >> >
>>>>> >> > I confirm that you cannot get a Kerberos token on the local
>>>>> machine for
>>>>> >> > security reasons ... although I do not have a link on that too :-(
>>>>> >> >
>>>>> >> > And I also confirm that you should put your FQDN server name when
>>>>> >> > setting
>>>>> >> > your service principal name. You might generate a new keytab to
>>>>> set it
>>>>> >> > up
>>>>> >> > or
>>>>> >> > use setspn.exe
>>>>> >> >
>>>>> >> >
>>>>> >> > Regards,
>>>>> >> >
>>>>> >> > -Arnaud
>>>>> >> >
>>>>> >> >
>>>>> >> > On Thu, Nov 6, 2008 at 7:09 PM, Bill Markmann <
>>>>> [EMAIL PROTECTED]>
>>>>> >> > wrote:
>>>>> >> >
>>>>> >> >> JMR -- interesting.  No obvious differences between the test
>>>>> machine
>>>>> >> >> and the non-working one?  I think I read somewhere that the
>>>>> Kerberos
>>>>> >> >> exchange wouldn't work properly if you were running IE from the
>>>>> same
>>>>> >> >> machine as your app server, so that might explain your
>>>>> non-working
>>>>> >> >> case... although I can't seem to locate where I'd read that now.
>>>>> :-)
>>>>> >> >>
>>>>> >> >> When you do 'klist -k' does your keytab user for that server show
>>>>> up
>>>>> >> >> with a fully-qualified domain name (with the .domain.es before
>>>>> the
>>>>> >> >> @DOMAIN.ES)?  I didn't include that; I wonder if that's the
>>>>> problem.
>>>>> >> >>
>>>>> >> >> Thanks, - Bill
>>>>> >> >>
>>>>> >> >>
>>>>> >> >> On Thu, Nov 6, 2008 at 12:22 PM, JMRodriguez
>>>>> >> >> <[EMAIL PROTECTED]>
>>>>> >> >> wrote:
>>>>> >> >> >
>>>>> >> >> > I'm in the same situation. I'm not using JBoss but Tomcat55.
>>>>> >> >> >
>>>>> >> >> > We have a _working_ CAS-SPNEGO on a test machine: W2kServer,
>>>>> AD,
>>>>> >> >> Tomcat55.
>>>>> >> >> > Here's the relevant part of our WORKING
>>>>> deployerConfigContext.xml:
>>>>> >> >> > ----------------------
>>>>> >> >> > <!-- SPNEGO -->
>>>>> >> >> > <bean name="jcifsConfig"
>>>>> >> >> >
>>>>> >> >>
>>>>> >> >>
>>>>> class="org.jasig.cas.support.spnego.authentication.handler.support.JCIFSConfig">
>>>>> >> >> >                <property name="jcifsServicePrincipal"
>>>>> >> >> > value="HTTP/[EMAIL PROTECTED]" />
>>>>> >> >> >                <property name="jcifsServicePassword"
>>>>> value="*****" />
>>>>> >> >> >                <property name="kerberosDebug" value="true" />
>>>>> >> >> >                <property name="kerberosRealm" value="DOMAIN.ES"
>>>>> />
>>>>> >> >> >                <property name="kerberosKdc" value="192.168.1.1"
>>>>> />
>>>>> >> >> >                <property name="loginConf" value="C:/Archivos de
>>>>> >> >> programa/Apache Software
>>>>> >> >> > Foundation/Tomcat 5.5/webapps/cas/WEB-INF/login.conf" />
>>>>> >> >> > </bean>
>>>>> >> >> > -----------------------
>>>>> >> >> > Note the FQDN server.domain.es (not only server, but
>>>>> >> >> server.domain.es).
>>>>> >> >> >
>>>>> >> >> > But our production environment doesn't work. We have there two
>>>>> >> >> W2003Server
>>>>> >> >> > (PDC and SDC), AD and a W2003Server Tomcat55. If we open
>>>>> IExplore
>>>>> >> >> > from
>>>>> >> >> the
>>>>> >> >> > Tomcat machine, we obtain a NTLM token; from other machine we
>>>>> reach a
>>>>> >> >> > Kerberos token, but it fails with: Unable to obtain the output
>>>>> token
>>>>> >> >> > required.
>>>>> >> >> >
>>>>> >> >> >
>>>>> >> >> > That's all info I cna give you. I hope someone can help us.
>>>>> >> >> >
>>>>> >> >> >
>>>>> >> >> > JMRodriguez
>>>>> >> >> >
>>>>> >> >> > --
>>>>> >> >> > View this message in context:
>>>>> >> >>
>>>>> >> >>
>>>>> http://www.nabble.com/SPNEGO-fails-back-to-NTLM-%28won%27t-do-Kerberos%29-tp20365070p20365611.html
>>>>> >> >> > Sent from the CAS Users mailing list archive at Nabble.com.
>>>>> >> >> >
>>>>> >> >> > _______________________________________________
>>>>> >> >> > Yale CAS mailing list
>>>>> >> >> > [email protected]
>>>>> >> >> > http://tp.its.yale.edu/mailman/listinfo/cas
>>>>> >> >> >
>>>>> >> >> _______________________________________________
>>>>> >> >> Yale CAS mailing list
>>>>> >> >> [email protected]
>>>>> >> >> http://tp.its.yale.edu/mailman/listinfo/cas
>>>>> >> >>
>>>>> >> >
>>>>> >> >
>>>>> >> >
>>>>> >> > --
>>>>> >> > Arnaud Lesueur
>>>>> >> >
>>>>> >> > LinkedIn: http://www.linkedin.com/in/lesueur
>>>>> >> > _______________________________________________
>>>>> >> > Yale CAS mailing list
>>>>> >> > [email protected]
>>>>> >> > http://tp.its.yale.edu/mailman/listinfo/cas
>>>>> >> >
>>>>> >>
>>>>> >>
>>>>> >> _______________________________________________
>>>>> >> Yale CAS mailing list
>>>>> >> [email protected]
>>>>> >> http://tp.its.yale.edu/mailman/listinfo/cas
>>>>> >
>>>>> >
>>>>> >
>>>>> > --
>>>>> > Arnaud Lesueur
>>>>> >
>>>>> > LinkedIn: http://www.linkedin.com/in/lesueur
>>>>> >
>>>>> > _______________________________________________
>>>>> > Yale CAS mailing list
>>>>> > [email protected]
>>>>> > http://tp.its.yale.edu/mailman/listinfo/cas
>>>>> >
>>>>> >
>>>>> _______________________________________________
>>>>> Yale CAS mailing list
>>>>> [email protected]
>>>>> http://tp.its.yale.edu/mailman/listinfo/cas
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Arnaud Lesueur
>>>>
>>>> LinkedIn: http://www.linkedin.com/in/lesueur
>>>>
>>>> ------------------------------
>>>>
>>>> _______________________________________________
>>>> Yale CAS mailing [EMAIL PROTECTED]://tp.its.yale.edu/mailman/listinfo/cas
>>>>
>>>>
>>>>
>>>> --
>>>> Juan Manuel Rodríguez.
>>>> Burke.
>>>>
>>>>
>>>> _______________________________________________
>>>> Yale CAS mailing list
>>>> [email protected]
>>>> http://tp.its.yale.edu/mailman/listinfo/cas
>>>>
>>>>
>>>
>>> _______________________________________________
>>> Yale CAS mailing list
>>> [email protected]
>>> http://tp.its.yale.edu/mailman/listinfo/cas
>>>
>>>
>>
>>
>> --
>> Arnaud Lesueur
>>
>> LinkedIn: http://www.linkedin.com/in/lesueur
>>
>> _______________________________________________
>> Yale CAS mailing list
>> [email protected]
>> http://tp.its.yale.edu/mailman/listinfo/cas
>>
>>
>
> _______________________________________________
> Yale CAS mailing list
> [email protected]
> http://tp.its.yale.edu/mailman/listinfo/cas
>
>


-- 
Arnaud Lesueur

LinkedIn: http://www.linkedin.com/in/lesueur
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