Thanks gordon!! that explains why I can't trace the event since I have multi notification agents.
On Thu, Apr 20, 2017 at 8:48 PM, gordon chung <g...@live.ca> wrote: > > > On 20/04/17 01:46 AM, Hui Xiang wrote: > > And yes I have known that ceilometer notification agent will listen for > > the notification topics, but my question is which file/class will do it. > > When I am debugging the code, at the first time when the event send out > > to ceilometer exchange notification topic, EventsNotificationEndpoint > > in event/endpoint.py will handle it, however, when I send the same > > event again, with log/pdb enabled, the event is not processed in > > EventsNotificationEndpoint any more, and I can't find where it is done. > > It looks so weird or maybe that is by design for some reason? The > > behavior is same with/without definition in event_definition.yaml > > this listener[1] is loading EventsNotificationEndpoint. if you look at > EventsNotificationEndpoint, you can see it picks up stuff on .info and > .error topics and normalises them to Event obj. > > i'm assuming you're using oslo.messaging to push to queue as well. i > don't think the system works if you are pushing your own format to queue. > > > > > > So I wonder how is different for the workflow by sending same events > twice. > > there is no difference. only difference is a different agent might be > handling it (if you have multiple notification agents) > > [1] > https://github.com/openstack/ceilometer/blob/stable/mitaka/ > ceilometer/notification.py#L242-L245 > > -- > gord > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev >
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