[Openstack] sending HttpFailureAlarm- connection failed.
Parisa Heidari
parisa-2.heidari at polymtl.ca
Mon Jun 9 15:28:21 UTC 2014
Many thanks Steve!
The problem is solved. I guess installing heat-api-cloudwatch is missing in the
installation guide. Well, there were some more issues with the guide that
thankfully is fixed in the Icehouse installation guide. I hope this one also
will be added some where in the guides.
Thanks again for your help,
Parisa
Selon Steven Hardy <shardy at redhat.com>:
> On Thu, Jun 05, 2014 at 04:25:02PM -0400, Parisa wrote:
> > Hi,
> > I have installed Heat on Havana and want to test the HA template:
> >
>
https://github.com/openstack/heat-templates/blob/master/cfn/F17/WordPress_Single_Instance_With_HA.template
> >
> >
> > The stack is created successfully. When I kill httpd service inside the VM,
> > it reboots successfully. The problem is that it is supposed to escalate and
> > reboot the whole stack after 3 failures but it is not. I checked the
> > cfn-push-stats.log file and it seems that the notification cannot be sent
> to
> > the server.
> > The heat_watch_server_url=http://192.168.0.11:8003 is defined in heat.conf
> > file but the port 8003 is not open on the server. I couldn't find anything
> > about creating an endpoint etc in the documents.
> >
> > Can anybody help what is missing/wrong?
>
> The most likely reason is one of:
> - heat-api-cloudwatch is not running on the machine referenced by
> heat_watch_server_url
> - There is a firewall preventing access to tcp/8003 on the machine
> referenced by heat_watch_server_url
>
> My debug steps would be:
> 1. Log on to 192.168.0.11, ps ax | grep heat-api-cloudwatch
> 2. netstat -taupen | grep 8003 - check the API service is listening on 8003
> 3. Log on to a VM launched by nova/heat, install nmap, nmap 192.168.0.11
>
> In step 3 you should see tcp/8003 open, if you don't then either
> heat_watch_server_url is specifying the wrong IP or there is a firewall
> preventing access.
>
> Hope that helps
>
> Steve
>
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