<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"><base href="x-msg://12031/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div>On Jan 31, 2013, at 6:37 PM, "Ali, Haneef" <<a href="mailto:haneef.ali@hp.com">haneef.ali@hp.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div bgcolor="white" lang="EN-US" link="blue" vlink="purple" style="font-family: Menlo; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class="WordSection1" style="page: WordSection1; "><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="color: rgb(31, 73, 125); ">Isn’t signed token an optional feature? If so validateToken is going to be a high frequency call. Also “Service Catalog” is a constant, the services can cache it. It doesn’t need to be part of validateToken.</span></div></div></div></blockquote><div><br></div>Service catalog is not a constant. That said the only time it is used is when a service needs to proxy a call to another service using the same token. If we had a reasonable way to make requests on behalf of other users we don't really need it as the service could just keep its own catalog and make requests on behalf of the requesting user.</div><div><br></div><div>Vish</div><div><br><blockquote type="cite"><div bgcolor="white" lang="EN-US" link="blue" vlink="purple" style="font-family: Menlo; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class="WordSection1" style="page: WordSection1; "><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="color: rgb(31, 73, 125); "><o:p></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="color: rgb(31, 73, 125); "> </span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="color: rgb(31, 73, 125); ">Thanks<o:p></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="color: rgb(31, 73, 125); ">Haneef<o:p></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="color: rgb(31, 73, 125); "> </span></div><div><div style="border-style: solid none none; border-top-width: 1pt; border-top-color: rgb(181, 196, 223); padding: 3pt 0in 0in; "><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; color: windowtext; ">From:</span></b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; color: windowtext; "><span class="Apple-converted-space"> </span><a href="mailto:openstack-bounces+haneef.ali=hp.com@lists.launchpad.net">openstack-bounces+haneef.ali=hp.com@lists.launchpad.net</a> [mailto:openstack-<a href="mailto:bounces+haneef.ali=hp.com@lists.launchpad.net">bounces+haneef.ali=hp.com@lists.launchpad.net</a>]<span class="Apple-converted-space"> </span><b>On Behalf Of<span class="Apple-converted-space"> </span></b>Adam Young<br><b>Sent:</b><span class="Apple-converted-space"> </span>Thursday, January 31, 2013 6:25 PM<br><b>To:</b><span class="Apple-converted-space"> </span><a href="mailto:openstack@lists.launchpad.net">openstack@lists.launchpad.net</a><br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [Openstack] [keystone] Why are we returing such a big payload in validate token?<o:p></o:p></span></div></div></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><o:p> </o:p></div><div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">On 01/31/2013 07:44 PM, Ali, Haneef wrote:<o:p></o:p></div></div><blockquote style="margin-top: 5pt; margin-bottom: 5pt; "><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">Hi,<o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "> <o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">As of now v3 validateToken response has “tokens, service catalog, users, project , roles and domains. (i.e) Except for groups we are returning everything. We also discussed about the possibility of 100s of endpoints. ValidateToken is supposed to be a high frequency call . This is<o:p></o:p></div></blockquote><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="font-size: 12pt; font-family: 'Times New Roman', serif; "><br>Validate token should not going be a high frequency call. The information is encapsulated inside the signed token for just that reason.<br><br>I would agree with the sentiment, however, that we are cramming a lot of info into the token. TOkens should be scoped much, much more finely: by default one service or endpoint, and one tenant.<br><br>The only thing that should require the full service catalog is the initial request of an unsigned token, and that should merely go back to the client.<br><br><br><o:p></o:p></span></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">going to be a huge performance impact . What is the use case for such a big payload when compared with v2? <o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "> <o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">If a service needs catalog , then the service can always ask for the catalog.<o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "> <o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">Thanks<o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">Haneef<o:p></o:p></div><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="font-size: 12pt; font-family: 'Times New Roman', serif; "><br><br><br><o:p></o:p></span></div><pre style="margin: 0in 0in 0.0001pt; font-size: 10pt; font-family: 'Courier New'; ">_______________________________________________<o:p></o:p></pre><pre style="margin: 0in 0in 0.0001pt; font-size: 10pt; font-family: 'Courier New'; ">Mailing list: <a href="https://launchpad.net/~openstack" style="color: purple; text-decoration: underline; ">https://launchpad.net/~openstack</a><o:p></o:p></pre><pre style="margin: 0in 0in 0.0001pt; font-size: 10pt; font-family: 'Courier New'; ">Post to : <a href="mailto:openstack@lists.launchpad.net" style="color: purple; text-decoration: underline; ">openstack@lists.launchpad.net</a><o:p></o:p></pre><pre style="margin: 0in 0in 0.0001pt; font-size: 10pt; font-family: 'Courier New'; ">Unsubscribe : <a href="https://launchpad.net/~openstack" style="color: purple; text-decoration: underline; ">https://launchpad.net/~openstack</a><o:p></o:p></pre><pre style="margin: 0in 0in 0.0001pt; font-size: 10pt; font-family: 'Courier New'; ">More help : <a href="https://help.launchpad.net/ListHelp" style="color: purple; text-decoration: underline; ">https://help.launchpad.net/ListHelp</a><o:p></o:p></pre><div style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span style="font-size: 12pt; font-family: 'Times New Roman', serif; "> </span></div></div>_______________________________________________<br>Mailing list: <a href="https://launchpad.net/~openstack">https://launchpad.net/~openstack</a><br>Post to : <a href="mailto:openstack@lists.launchpad.net">openstack@lists.launchpad.net</a><br>Unsubscribe : <a href="https://launchpad.net/~openstack">https://launchpad.net/~openstack</a><br>More help : <a href="https://help.launchpad.net/ListHelp">https://help.launchpad.net/ListHelp</a></div></blockquote></div><br></body></html>