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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Egor,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I agree with you. I think Magnum should support another option to connect a bay to an existing neutron private network instead of creating one. If you like,
we can discuss it separately in our next team meeting or in the design 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">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hongbin<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>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Guz Egor [mailto:guz_egor@yahoo.com]
<br>
<b>Sent:</b> March-31-16 12:42 PM<br>
<b>To:</b> OpenStack Development Mailing List (not for usage questions)<br>
<b>Cc:</b> Hongbin Lu<br>
<b>Subject:</b> Re: [openstack-dev] [magnum] Are Floating IPs really needed for all nodes?<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Arial","sans-serif";color:black">Hongbin,</span><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">It's correct, I was involved in two big OpenStack private cloud deployments and we never had public ips.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">In such case Magnum shouldn't create any private networks, operator need to provide network id/name or <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">it should use default (we used to have networking selection logic in scheduler) .<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">--- <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">Egor<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="background:white"><b id="yui_3_16_0_ym18_1_1459369995135_219483"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">From:</span></b><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black">
Hongbin Lu <<a href="mailto:hongbin.lu@huawei.com">hongbin.lu@huawei.com</a>><br>
<b>To:</b> Guz Egor <<a href="mailto:guz_egor@yahoo.com">guz_egor@yahoo.com</a>>; OpenStack Development Mailing List (not for usage questions) <<a href="mailto:openstack-dev@lists.openstack.org">openstack-dev@lists.openstack.org</a>>
<br>
<b>Sent:</b> Thursday, March 31, 2016 7:29 AM<br>
<b>Subject:</b> RE: [openstack-dev] [magnum] Are Floating IPs really needed for all nodes?</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black">Egor,</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black"> </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black">I agree with what you said, but I think we need to address the problem that some clouds are lack of public IP addresses. It is not
uncommon that a private cloud is running without public IP addresses, and they already figured out how to route traffics in and out. In such case, a bay doesn’t need to have floating IPs and the NodePort feature seems to work with the private IP address.</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black"> </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black">Generally speaking, I think it is useful to have a feature that allows bays to work without public IP addresses. I don’t want to end
up in a situation that Magnum is unusable because the clouds don’t have enough public IP addresses.</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black"> </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black">Best regards,</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black">Hongbin</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:11.0pt;font-family:"Helvetica","sans-serif";color:black"> </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"> Guz Egor
[<a href="mailto:guz_egor@yahoo.com">mailto:guz_egor@yahoo.com</a>] <br>
<b>Sent:</b> March-31-16 12:08 AM<br>
<b>To:</b> OpenStack Development Mailing List (not for usage questions)<br>
<b>Subject:</b> Re: [openstack-dev] [magnum] Are Floating IPs really needed for all nodes?</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">-1</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"> </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">who is going to run/support this proxy? also keep in mind that Kubernetes Service/NodePort (<a href="http://kubernetes.io/docs/user-guide/services/#type-nodeport" target="_blank">http://kubernetes.io/docs/user-guide/services/#type-nodeport</a>)</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">functionality is not going to work without public ip and this is very handy feature. </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"> </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">--- </span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">Egor</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><b><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">From:</span></b><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">
</span><span lang="ZH-CN" style="font-size:10.0pt;font-family:SimSun;color:black">王华</span><span lang="ZH-CN" style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black">
</span><span style="font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black"><<a href="mailto:wanghua.humble@gmail.com" target="_blank">wanghua.humble@gmail.com</a>><br>
<b>To:</b> OpenStack Development Mailing List (not for usage questions) <<a href="mailto:openstack-dev@lists.openstack.org" target="_blank">openstack-dev@lists.openstack.org</a>>
<br>
<b>Sent:</b> Wednesday, March 30, 2016 8:41 PM<br>
<b>Subject:</b> Re: [openstack-dev] [magnum] Are Floating IPs really needed for all nodes?</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Hi yuanying,<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">I agree to reduce the usage of floating IP. But as far as I know, if we need to pull<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">docker images from docker hub in nodes floating ips are needed. To reduce the<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">usage of floating ip, we can use proxy. Only some nodes have floating ips, and<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">other nodes can access docker hub by proxy.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Best Regards,<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Wanghua<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-family:"Helvetica","sans-serif";color:black">On Thu, Mar 31, 2016 at 11:19 AM, Eli Qiao <<a href="mailto:liyong.qiao@intel.com" target="_blank">liyong.qiao@intel.com</a>> wrote:<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Hi Yuanying,<br>
+1 <br>
I think we can add option on whether to using floating ip address since IP address are<br>
kinds of resource which not wise to waste.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">On 2016</span><span lang="ZH-CN" style="font-family:SimSun;color:black">年</span><span style="font-family:"Helvetica","sans-serif";color:black">03</span><span lang="ZH-CN" style="font-family:SimSun;color:black">月</span><span style="font-family:"Helvetica","sans-serif";color:black">31</span><span lang="ZH-CN" style="font-family:SimSun;color:black">日</span><span style="font-family:"Helvetica","sans-serif";color:black">
10:40, </span><span lang="ZH-CN" style="font-family:SimSun;color:black">大塚元央</span><span style="font-family:"Helvetica","sans-serif";color:black"> wrote:<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Hi team,
<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Previously, we had a reason why all nodes should have floating ips [1].<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">But now we have a LoadBalancer features for masters [2] and minions [3].<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">And also minions do not </span><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:black">necessarily need to have floating ips
[4].</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:black">I think it’s the time to remove floating ips from all nodes.</span><span style="font-family:"Helvetica","sans-serif";color:black"><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">I know we are using floating ips in gate to get log files,<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">So it’s not good idea to remove floating ips entirely.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">I want to introduce `disable-floating-ips-to-nodes` parameter to bay model.<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Thoughts?<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">[1]: <a href="http://lists.openstack.org/pipermail/openstack-dev/2015-June/067213.html" target="_blank">http://lists.openstack.org/pipermail/openstack-dev/2015-June/067213.html</a><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">[2]: <a href="https://blueprints.launchpad.net/magnum/+spec/make-master-ha" target="_blank">https://blueprints.launchpad.net/magnum/+spec/make-master-ha</a><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">[3]: <a href="https://blueprints.launchpad.net/magnum/+spec/external-lb" target="_blank">https://blueprints.launchpad.net/magnum/+spec/external-lb</a><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">[4]: <a href="http://lists.openstack.org/pipermail/openstack-dev/2015-June/067280.html" target="_blank">http://lists.openstack.org/pipermail/openstack-dev/2015-June/067280.html</a><o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black"> <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">Thanks<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-family:"Helvetica","sans-serif";color:black">-yuanying<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-family:"Helvetica","sans-serif";color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Best Regards, Eli Qiao (</span><span lang="ZH-CN" style="font-size:10.0pt;font-family:SimSun;color:black">乔立勇</span><span style="font-size:10.0pt;font-family:"Courier New";color:black">)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Intel OTC China<o:p></o:p></span></p>
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