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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'>Hi Dan:<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'>As far as I remember, In Design summit, we’ve agreed to expose “extra” attributes for Virtual networks and any other vendor specific features using “API-Extensions” and possibly thru existing Openstack extension mechanisms. Don’t recall that we’ve concluded on Jorge’s proposal. <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'>Also I think it’s better to follow a consistent model across the Openstack , provided the current Jorge’s proposal is generic enough and flexible enough for what we are trying to do in our NetStack side. I think we should take a look at Jorge’s and Ying model and as a team we decide.<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'>As I informed our Netstack team during our Design Summit, absolutely. we can take up the API extensions and Sure, Ying can lead and help develop the workstream and the related code contributions as part of overall Quantum. I’ll let Ying add more here .<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><br>Thanks<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><br>Ram<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"'> openstack-bounces+radurair=cisco.com@lists.launchpad.net [mailto:openstack-bounces+radurair=cisco.com@lists.launchpad.net] <b>On Behalf Of </b>Dan Wendlandt<br><b>Sent:</b> Saturday, May 21, 2011 11:05 AM<br><b>To:</b> Ying Liu (yinliu2)<br><b>Cc:</b> openstack@lists.launchpad.net<br><b>Subject:</b> Re: [Openstack] [NetStack] Quantum Service API extension proposal<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Hi Ying,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thanks for sending this out. I think many of the capabilities you are looking to introduce (ability to configure ACLs, QoS, packet statistics) are definitely things we will want Quantum to expose as API extensions (and possibly in the future, as part of the base API if they are sufficiently general). <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>During the summit we had agreed that extensions to Quantum would follow the "standard" openstack extension mechanisms proposed by Jorge Williams, see: <a href="http://www.slideshare.net/RackerWilliams/openstack-extensions">http://www.slideshare.net/RackerWilliams/openstack-extensions</a><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I've been trying to find someone to take a lead on building the API extension framework within quantum to provide plugins with the ability to register such extensions in a way compatible with Jorge's proposal, so perhaps you would like to take the lead on designing and coding that? The blueprint is at: <a href="https://blueprints.launchpad.net/network-service/+spec/quantum-api-extensions">https://blueprints.launchpad.net/network-service/+spec/quantum-api-extensions</a> . Out plan from the summit was that all functionality except the base "network connectivity" would initially be exposed as extensions, with the ability for these extensions to be proposed as additions to the base API in the future. Thanks, <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Dan<o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal>On Sat, May 21, 2011 at 10:09 AM, Ying Liu (yinliu2) <<a href="mailto:yinliu2@cisco.com">yinliu2@cisco.com</a>> wrote:<o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Hi all,<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>We just posted a proposal for OpenStack Quantum Service API extension on community wiki page at <a href="http://wiki.openstack.org/QuantumAPIExtensions?action=AttachFile&do=view&target=quantum_api_extension.pdf" target="_blank">http://wiki.openstack.org/QuantumAPIExtensions?action=AttachFile&do=view&target=quantum_api_extension.pdf</a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>or <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a href="http://wiki.openstack.org/QuantumAPIExtensions?action=AttachFile&do=view&target=quantum_api_extension.docx" target="_blank">http://wiki.openstack.org/QuantumAPIExtensions?action=AttachFile&do=view&target=quantum_api_extension.docx</a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Please review and let us know your comments/suggestions. An etherpad page is created for API extension discussion <a href="http://etherpad.openstack.org/uWXwqQNU4s" target="_blank">http://etherpad.openstack.org/uWXwqQNU4s</a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Best,<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Ying<o:p></o:p></p></div></div><p class=MsoNormal style='margin-bottom:12.0pt'><br>_______________________________________________<br>Mailing list: <a href="https://launchpad.net/~openstack" target="_blank">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" target="_blank">https://launchpad.net/~openstack</a><br>More help : <a href="https://help.launchpad.net/ListHelp" target="_blank">https://help.launchpad.net/ListHelp</a><o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><br><br clear=all><br>-- <br>~~~~~~~~~~~~~~~~~~~~~~~~~~~<br>Dan Wendlandt <br>Nicira Networks, Inc. <br><a href="http://www.nicira.com">www.nicira.com</a> | <a href="http://www.openvswitch.org">www.openvswitch.org</a><br>Sr. Product Manager <br>cell: 650-906-2650<br>~~~~~~~~~~~~~~~~~~~~~~~~~~~<o:p></o:p></p></div></div></body></html>