CASUM/OpenID

Sewell K H (LCSS) khsewell at glam.ac.uk
Tue Jan 22 07:21:32 EST 2008


Nope, don't do that, it's silly. I only had a minimal test setup. A  
visit via a second CAS client will incorrectly force a login, as  
presumably, would a renewal.
Kevin

On 21 Jan 2008, at 19:04, Sewell K H (LCSS) wrote:

> I confirm that changing ticketGrantingTicketExistsCheck to  
> viewLoginForm seems to work for me.
> Kevin
>
> On 21 Jan 2008, at 17:52, Sewell K H (LCSS) wrote:
>
>> Can't rely on me, sorry, I don't really know what I'm doing yet.
>>
>> I found that if a user has already authenticated with CAS (say, via  
>> mod_auth_cas), and then revisits the CAS server via an OpenID  
>> relying party, the CAS server will verify any URL.
>>
>> I guessed that this is because the Principals are different (so  
>> "error" in the openIdSingleSignOnAction), and so  
>> "ticketGrantingTicketExistsCheck", which will exist as a user has  
>> already authenticated (?). I'm not familiar with webflow though, so  
>> I don't know if the problem is further on down, e.g.,  
>> "renewRequestCheck".
>>
>> Anyway, eventually the user should probably re-authenticate  
>> ("viewLoginForm") if the Principals are different. Also, all the  
>> other "error"s in login-webflow.xml are "viewLoginForm".
>>
>> Cheers,
>> Kevin
>>
>>
>> On 21 Jan 2008, at 16:30, Scott Battaglia wrote:
>>
>>> You're definitely right about the incorrect  
>>> CredentialsToPrincipalResolver.  I've updated our wiki about  
>>> that.  I can't recall the other thing off the top of my head and  
>>> I'm not set up to test it right now. I'm guessing you have?
>>>
>>> -Scott
>>>
>>> On Jan 21, 2008 10:52 AM, Sewell K H (LCSS) <khsewell at glam.ac.uk>  
>>> wrote:
>>> Hi,
>>>
>>> I've read and followed http://www.ja-sig.org/wiki/display/CASUM/OpenID 
>>> .
>>>
>>> I'm a bit of a noob, so could you confirm that this:
>>>
>>> <action-state id="openIdSingleSignOnAction">
>>>        <action bean="openIdSingleSignOnAction" />
>>>        <transition on="success" to="sendTicketGrantingTicket" />
>>>        <transition on="error"  
>>> to="ticketGrantingTicketExistsCheck" />
>>>        <transition on="warn" to="warn" />
>>>     </action-state>
>>>
>>> is supposed to be, or is more properly:
>>>
>>> <action-state id="openIdSingleSignOnAction">
>>>         <action bean="openIdSingleSignOnAction" />
>>>         <transition on="success" to="sendTicketGrantingTicket" />
>>>         <transition on="error" to="viewLoginForm" />
>>>         <transition on="warn" to="warn" />
>>> </action-state>
>>>
>>> and this:
>>>
>>> <bean
>>> class
>>> =
>>> "org
>>> .jasig
>>> .cas
>>> .support
>>> .openid
>>> .authentication.principal.OpenIdCredentialsAuthenticationHandler" />
>>>
>>> is supposed to be:
>>>
>>> <bean
>>> class
>>> =
>>> "org
>>> .jasig
>>> .cas
>>> .support
>>> .openid
>>> .authentication.principal.OpenIdCredentialsToPrincipalResolver" />
>>>
>>> Thanks,
>>> Kevin
>>>
>>> _______________________________________________
>>> Yale CAS mailing list
>>> cas at tp.its.yale.edu
>>> http://tp.its.yale.edu/mailman/listinfo/cas
>>>
>>>
>>>
>>> -- 
>>> -Scott Battaglia
>>>
>>> LinkedIn: http://www.linkedin.com/in/scottbattaglia  
>>> _______________________________________________
>>> Yale CAS mailing list
>>> cas at tp.its.yale.edu
>>> http://tp.its.yale.edu/mailman/listinfo/cas
>>
>> _______________________________________________
>> Yale CAS mailing list
>> cas at tp.its.yale.edu
>> http://tp.its.yale.edu/mailman/listinfo/cas
>
> _______________________________________________
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> cas at tp.its.yale.edu
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