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my understanding is that if you are calling stop()/wait() your intention 
is to shut down the listener. if you intend on keeping an active 
consumer on the queue, you shouldn't be calling either stop() or wait(), 
just start.

On 05/11/2015 2:07 PM, Nader Lahouti wrote:
>
> Thanks for the pointer, I'll look into it. But one question, by 
> calling stop() and then wait(), does it mean the application has to 
> call start() again after the wait()? to process more messages?
>
> I am also using 
> http://docs.openstack.org/developer/oslo.messaging/server.html for the 
> RPC server
> Does it mean there has to be stop() and then wait() there as well?
>
>
> Thanks,
> Nader.
>
>
>
> On Thu, Nov 5, 2015 at 10:19 AM, gord chung <gord at live.ca 
> <mailto:gord at live.ca>> wrote:
>
>
>
>     On 05/11/2015 1:06 PM, Nader Lahouti wrote:
>
>         Hi Doug,
>
>         I have an app that listens to notifications and used the info
>         provided in
>         http://docs.openstack.org/developer/oslo.messaging/notification_listener.html
>
>
>         Basically I create
>         1. NotificationEndpoints(object):
>         https://github.com/openstack/networking-cisco/blob/master/networking_cisco/apps/saf/common/rpc.py#L89
>         2. NotifcationListener(object):
>         https://github.com/openstack/networking-cisco/blob/master/networking_cisco/apps/saf/common/rpc.py#L100
>         3. and call start() and  then wait()
>
>
>     the correct usage is to call stop() before wait()[1]. for
>     reference on how to use listeners, you can see Ceilometer[2]
>
>     [1]http://docs.openstack.org/developer/oslo.messaging/notification_listener.html
>     [2]
>     https://github.com/openstack/ceilometer/blob/master/ceilometer/utils.py#L250
>
>     -- 
>     gord
>
>
>
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-- 
gord

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