<div dir="ltr">Hi Kirill,<div><br></div><div>I don't think we can give up on using fqdn node names for RabbitMQ because we need to support TLS in the future. </div><div><br></div><div>Thanks,</div><div>Andrey Maximov</div><div>Fuel Project Manager</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Dec 23, 2015 at 8:24 PM, Kyrylo Galanov <span dir="ltr"><<a href="mailto:kgalanov@mirantis.com" target="_blank">kgalanov@mirantis.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hello,<div><br></div><div>I would like to start discussion regarding the issue we have discovered recently [1].</div><div><br></div><div>In a nutshell, if RabbitMQ is configured to run in separate mgmt/messaging network it fails on building cluster.</div><div>While RabbitMQ is managed by Pacemaker and OCF script, the cluster is built using FQDN. Apparently, FQDN resolves to admin network which is different in this particular case.</div><div>As a result, RabbitMQ on secondary controller node fails to join to primary controller node.</div><div><br></div><div>I can suggest two ways to tackle the issue: one is pretty simple, while other is not.</div><div><br></div><div>The first way is to accept by design using admin network for RabbitMQ internal communication between controller nodes.</div><div><br></div><div>The second way is to dig into pacemaker and RabbitMQ reconfiguration. Since it requires to refuse from using common fqdn/node names, this approach can be argued.</div><div><br></div><div><br></div><div>--<br></div><div>[1] <a href="https://bugs.launchpad.net/fuel/+bug/1528707" target="_blank">https://bugs.launchpad.net/fuel/+bug/1528707</a></div><div><br></div><div>Best regards,</div><div>Kyrylo</div></div>
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