Thanks Mark,
I am aware of the bug, the info that Rafael was saying is that he has it 
working and I wonder how. Hopefully he can spark his infrastructure 
configuration and all of us can take a peak to that. 

Ciao

On Jan 31, 2014, at 11:24, Miller, Mark M (EB SW Cloud - R&D - Corvallis) 
<mark.m.mil...@hp.com> wrote:

> Hello,
>  
> We ran into a problem when using Apache2 and WSGi as the web front end for 
> Keystone. Keystone v2.0 returns the token in the response body but v3 returns 
> the token in the response header. Apache has an internal limit of 8190 bytes 
> for the response header which means that you will get an error when you 
> request a token with includes an endpoint catalog that has more than about 12 
> endpoints in it. We had to turn the catalog off.
>  
> Mark
>  
> From: Remo Mattei [mailto:r...@italy1.com] 
> Sent: Friday, January 31, 2014 5:41 AM
> To: Ferreira, Rafael
> Cc: openstack@lists.openstack.org
> Subject: Re: [Openstack] [Barbican] Keystone PKI token too much long
>  
> Hi Rafael
> Do you have the info on how that has been implemented. 
>  
> Thanks
> Remo
> 
> Inviato da iPhone ()
> 
> Il giorno Jan 31, 2014, alle ore 8:27, "Ferreira, Rafael" <r...@io.com> ha 
> scritto:
> 
> By the way, you can achieve the same benefits of uuid tokens (shorter tokens) 
> with PKI by simply using a md5 hash of the PKI token for your X-Auth headers. 
> This is poorly documented but it seems to work just fine. 
>  
> From: Adam Young <ayo...@redhat.com>
> Date: Tuesday, January 28, 2014 at 1:41 PM
> To: "openstack@lists.openstack.org" <openstack@lists.openstack.org>
> Subject: Re: [Openstack] [Barbican] Keystone PKI token too much long
>  
> On 01/22/2014 12:21 PM, John Wood wrote:
> (Adding another member of our team Douglas)
>  
> Hello Giuseppe,
>  
> For questions about news or patches for Keystone's PKI vs UUID modes, you 
> might reach out to theopenstack-...@lists.openstack.org mailing list, with 
> the subject line prefixed with [openstack-dev] [keystone] 
>  
> Our observation has been that the PKI mode can generate large text blocks for 
> tokens (esp. for large service catalogs) that cause http header errors. 
>  
> Regarding the specific barbican scripts you are running, we haven't run those 
> in a while, so I'll investigate as we might need to update them. Please email 
> back your /etc/barbican/barbican-api-paste.ini paste config file when you 
> have a chance as well.  
>  
> Thanks,
> John
>  
>  
> From: Giuseppe Galeota [giuseppegale...@gmail.com]
> Sent: Wednesday, January 22, 2014 7:36 AM
> To: openstack@lists.openstack.org
> Cc: John Wood
> Subject: [Openstack] [Barbican] Keystone PKI token too much long
> 
> Dear all,
> I have configured Keystone for Barbican using this guide.
>  
> Is there any news or patch about the need to use a shorter token? I would not 
> use a modified token.
> Its a known problem.  You can request a token without the service catalog 
> using an extension.
> 
> One possible future enhancement is to compress the key.
> 
> 
> 
>  
> Following you can find an extract of the linked guide:
> (Optional) Typical keystone setup creates PKI tokens that are long, do not 
> fit easily into curl requests without splitting into components. For testing 
> purposes suggest updating the keystone database with a shorter token-id. (An 
> alternative is to set up keystone to generate uuid tokens.) From the above 
> output grad the token expiry value, referred to as "x-y-z"
> mysql -u rootuse keystone;update token set id="foo" where expires="x-y-z" ;
>  
> Thank you,
> Giuseppe
> 
> 
> 
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