From 216e63c1fa5e564017d99f410c6f964af15fa277 Mon Sep 17 00:00:00 2001 From: licanwei Date: Tue, 20 Nov 2018 11:25:45 +0800 Subject: [PATCH] Fix doc about nova notifications Change-Id: I65bd9dcee37baa244975120f136ee41ce366bceb --- doc/source/configuration/configuring.rst | 26 ++++++++++-------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/doc/source/configuration/configuring.rst b/doc/source/configuration/configuring.rst index 326c0bc42..55fe7c152 100644 --- a/doc/source/configuration/configuring.rst +++ b/doc/source/configuration/configuring.rst @@ -403,26 +403,22 @@ Watcher can consume notifications generated by the Nova services, in order to build or update, in real time, its cluster data model related to computing resources. -Nova publishes, by default, notifications on ``notifications`` AMQP queue -(configurable) and ``versioned_notifications`` AMQP queue (not -configurable). ``notifications`` queue is mainly used by ceilometer, so we can -not use it. And some events, related to nova-compute service state, are only -sent into the ``versioned_notifications`` queue. +Nova emits unversioned(legacy) and versioned notifications on different +topics. Because legacy notifications will be deprecated, Watcher consumes +Nova versioned notifications. -By default, Watcher listens to AMQP queues named ``watcher_notifications`` -and ``versioned_notifications``. So you have to update the Nova -configuration file on controller and compute nodes, in order -to Watcher receives Nova notifications in ``watcher_notifications`` as well. - - * In the file ``/etc/nova/nova.conf``, update the section - ``[oslo_messaging_notifications]``, by redefining the list of topics - into which Nova services will publish events :: + * In the file ``/etc/nova/nova.conf``, the value of driver in the section + ``[oslo_messaging_notifications]`` can't be noop, and the value of + notification_format in the section ``[notifications]`` + should be both or versioned :: [oslo_messaging_notifications] driver = messagingv2 - topics = notifications,watcher_notifications - * Restart the Nova services. + ... + + [notifications] + notification_format = both Configure Cinder Notifications