Thanks for the quick reply, Scott!

On Tue, Mar 16, 2010 at 2:25 PM, Scott Battaglia
<[email protected]>wrote:

> On Tue, Mar 16, 2010 at 2:17 PM, Adam Franco <[email protected]>wrote:
>
>> *Question (up front for those skimming the list):*
>
>
> Answers, for those looking for them quickly :-)
>
>
>>
>> Should my CAS server be returning proxy tickets that begin with "PT"?
>>
> No, it can return them with ST.  See the spec for more info.  Its been
> doing this since 3.0
>
>
>> Is this a configuration option?
>>
>
> No, its not.
>
>
>> Is this something that was added after CAS-3.3.3?
>>
>
> No, its been there since CAS 3
>
> Cheers,
> Scott
>
>
>>
>> *Background:*
>>
>> I have been recently testing the latest phpCAS version (1.1.0RC6 /
>> https://www.ja-sig.org/svn/cas-clients/phpcas/tr...@48086)  which now has
>> a switch that now runs service tickets through a different path than proxy
>> tickets. Their relevant change is:
>>
>>                      break;
>>                  case CAS_VERSION_2_0: // check for a Service or Proxy
>> Ticket
>> -                    if( preg_match('/^[SP]T-/',$ticket) ) {
>> -                        phpCAS::trace('ST or PT \''.$ticket.'\' found');
>> +                    if (preg_match('/^ST-/', $ticket)) {
>> +                        phpCAS::trace('ST \'' . $ticket . '\' found');
>> +                        $this->setST($ticket);
>> +                        unset ($_GET['ticket']);
>> +                    } else if (preg_match('/^PT-/', $ticket)) {
>> +                        phpCAS::trace('PT \'' . $ticket . '\' found');
>>                          $this->setPT($ticket);
>>                          unset($_GET['ticket']);
>>                      } else if ( !empty($ticket) ) {
>>                          //ill-formed ticket, halt
>>                          phpCAS::error('ill-formed ticket found in the URL
>> (ticket=`'.htmlentities($ticket).'\')');
>>
>> What I noticed in testing is that with this client is that my CAS server
>> (3.3.3 with a custom overlay) returns proxy tickets that begin with "ST-"
>> rather than "PT-":
>>
>>
>> https://login.middlebury.edu/cas/proxy?targetService=http%3A%2F%2Fchisel.middlebury.edu%2F~afranco%2Fphpcas_cookiestorage%2Fservice%2F%3Fparam%3D1397087449&pgt=TGT-2447-zAWGcUHZvTgFNaTwjWG1nSU0gxiOoCIbbflTgeunLwaMU2nJoq-harpie<https://login.middlebury.edu/cas/proxy?targetService=http%3A%2F%2Fchisel.middlebury.edu%2F%7Eafranco%2Fphpcas_cookiestorage%2Fservice%2F%3Fparam%3D1397087449&pgt=TGT-2447-zAWGcUHZvTgFNaTwjWG1nSU0gxiOoCIbbflTgeunLwaMU2nJoq-harpie>
>>
>> <cas:serviceResponse xmlns:cas='http://www.yale.edu/tp/cas'>
>>     <cas:proxySuccess>
>>
>> <cas:proxyTicket>ST-3103-cn5FJWG4Cvv4OdfGNAqZ-griffon</cas:proxyTicket>
>>     </cas:proxySuccess>
>> </cas:serviceResponse>
>>
>> Because phpCAS now switches based on the first part of the ticket string,
>> proxy tickets get sent to the serviceValidate URL rather than the
>> proxyValidate URL and fail validation. At the end of the day, it may be that
>> this phpCAS change is invalid due to the CAS 
>> Protocol<http://www.jasig.org/cas/protocol>section 3.3.1 allowing proxy 
>> tickets to begin with "ST-":
>>
>> Proxy tickets SHOULD begin with the characters, "PT-". Proxy tickets MUST
>>> begin with either the characters, "ST-" or "PT-".
>>>
>>
>>
>> *My questions for this list: *
>> Should my CAS server be returning proxy tickets that begin with "PT"?
>> Is this a configuration option?
>> Is this something that was added after CAS-3.3.3?
>>
>> Once I know if my CAS server is messed up or is operating as expected,
>> I'll follow up with the phpCAS team to notify them if their client change
>> don't fit the protocol correctly.
>>
>> Thanks for your help,
>> Adam
>>
>> P.S. I have have attached my logs for the sequence for the client app, the
>> service app, and the pgt storage script for reference in case they are
>> helpful.
>>
>>
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>>
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