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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I think there was a case in which user started a VM snapshot in Nova with a to-be-expired token and by the time the snapshot reached Glance the token had already expired. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>But I like the idea of token reuse. Probably need a configurable parameter to determine at what point we need to issue a new token versus reusing an existing one. Maybe a good topic for the next Summit?<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Guang<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Ravi Chunduru [mailto:ravivsn@gmail.com] <br><b>Sent:</b> Friday, June 14, 2013 7:32 AM<br><b>To:</b> OpenStack Development Mailing List<br><b>Subject:</b> Re: [openstack-dev] Expired tokens in Keystone<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I asked this question in different thread but no response.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Why does keystone not re-use the token the one it has already issued for the same credentials. Any reason for not doing that?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thanks,<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>-Ravi.<o:p></o:p></p><div><p class=MsoNormal>On Wed, Jun 12, 2013 at 11:04 AM, Jay Pipes <<a href="mailto:jaypipes@gmail.com" target="_blank">jaypipes@gmail.com</a>> wrote:<o:p></o:p></p><div><p class=MsoNormal>On 06/12/2013 12:54 PM, Craig E. Ward wrote:<o:p></o:p></p><p class=MsoNormal>I am working with a Folsom installation of OpenStack. The Keystone<br>database (mysql) gets very large. The token table has millions of rows<br>of expired tokens. Is there a reason not to delete these from the table?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>Not unless you need them for some security auditing purpose... and if you don't, I recommend switching to the memcache token driver. It's faster and doesn't have the drawback of filling up your identity database will millions of token records.<br><br>best,<br>-jay<o:p></o:p></p><div><div><p class=MsoNormal><br><br><br>_______________________________________________<br>OpenStack-dev mailing list<br><a href="mailto:OpenStack-dev@lists.openstack.org" target="_blank">OpenStack-dev@lists.openstack.org</a><br><a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev" target="_blank">http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev</a><o:p></o:p></p></div></div></div><p class=MsoNormal><br><br clear=all><o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>-- <br>Ravi<o:p></o:p></p></div></div></body></html>