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<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Hi Jay,<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Thanks for your comment. You suggestion is good but I am wondering why<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">we cannot use or leverage Ceilometer to monitor infrastructure-related,<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">as it can used to monitor tenant-related things.<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Regards,<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Gary<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">On 07/29/2014 02:05 AM, Duan, Li-Gong (<a href="http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev"><span style="color:windowtext;text-decoration:none">Gary at HPServers-Core-OE-PSC</span></a>) wrote:<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> Hi Folks,<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> Are there any guide or examples to show how to produce a new event or<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> notification add add a handler for this event in ceilometer?<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> I am asked to implement OpenStack service monitoring which will send an<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> event and trigger the handler once a service, say nova-compute, crashes,<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> in a short time. L<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> The link (<a href="http://docs.openstack.org/developer/ceilometer/events.html"><span style="color:windowtext;text-decoration:none">http://docs.openstack.org/developer/ceilometer/events.html</span></a>)<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> does a good job on the explanation of concept and hence I know that I<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> need to emit notification to message queue and ceilometer-collector will<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">> process them and generate events but it is far from real implementations.<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">I would not use Ceilometer for this, as it is more tenant-facing than <o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">infrastructure service facing. Instead, I would use a tried-and-true <o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">solution like Nagios and NRPE checks. Here's an example of such a check <o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">for a keystone endpoint:<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><a href="https://github.com/ghantoos/debian-nagios-plugins-openstack/blob/master/plugins/check_keystone"><span style="color:windowtext;text-decoration:none">https://github.com/ghantoos/debian-nagios-plugins-openstack/blob/master/plugins/check_keystone</span></a><o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Best,<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">-jay<o:p></o:p></span></pre>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b>From:</b> Duan, Li-Gong (Gary@HPServers-Core-OE-PSC) <br>
<b>Sent:</b> Tuesday, July 29, 2014 5:05 PM<br>
<b>To:</b> openstack-dev@lists.openstack.org<br>
<b>Subject:</b> [Ceilometer] Generate Event or Notification in Ceilometer<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Hi Folks,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Are there any guide or examples to show how to produce a new event or notification add add a handler for this event in ceilometer?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I am asked to implement OpenStack service monitoring which will send an event and trigger the handler once a service, say nova-compute, crashes, in a short time.
<span style="font-family:Wingdings">L</span><o:p></o:p></p>
<p class="MsoNormal">The link (<a href="http://docs.openstack.org/developer/ceilometer/events.html">http://docs.openstack.org/developer/ceilometer/events.html</a>) does a good job on the explanation of concept and hence I know that I need to emit notification
to message queue and ceilometer-collector will process them and generate events but it is far from real implementations.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Regards,<o:p></o:p></p>
<p class="MsoNormal">Gary<o:p></o:p></p>
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