Merge "Add OctaviaEventStreamerDriver and change default" into stable/queens

puppet/services/octavia-health-manager.yaml

@@ -48,6 +48,13 @@ parameters:
     description: Name of the octavia management network interface using
                  for communication between octavia worker/health-manager
                  with the amphora machine.
+  OctaviaEventStreamerDriver:
+    type: string
+    default: "noop_event_streamer"
+    description: Name of the event streamer driver to use for syncing Octavia
+                 and Neutron LBaaS databases. It is highly recommended to
+                 disable if one doesn't need to sync the database or is running
+                 Octavia in standalone mode by setting to noop_event_streamer.
 
 resources:
 
@@ -71,7 +78,7 @@ outputs:
         map_merge:
           - get_attr: [OctaviaBase, role_data, config_settings]
           - octavia::health_manager::heartbeat_key: {get_param: OctaviaHeartbeatKey}
-            octavia::health_manager::event_streamer_driver: 'queue_event_streamer'
+            octavia::health_manager::event_streamer_driver: {get_param: OctaviaEventStreamerDriver}
             tripleo.octavia_api.firewall_rules:
               '200 octavia health manager interface':
                 proto: udp

releasenotes/notes/octavia-change-event_streamer_driver-default-e5152c28713e7707.yaml

@@ -0,0 +1,8 @@
+---
+features:
+  - Add `OctaviaEventStreamDriver` parameter to specify which driver to use for
+    syncing Octavia and Neutron LBaaS databases.
+upgrade:
+  - The default Octavia event_streamer_driver has changed from
+    `queue_event_streamer` to `noop_event_streamer`.
+    See https://bugs.launchpad.net/tripleo/+bug/1787608