enable rabbitmq ha members definition

Change-Id: Ied46352a7ea4ec29092222306bf000b7922241fe

README.rst

@@ -663,6 +663,31 @@ Cassandra listen interface
         rpc_port: 9160
       ....
 
+RabbitMQ HA hosts
+------------------
+
+.. code-block:: yaml
+
+    opencontrail:
+      config:
+        message_queue:
+          engine: rabbitmq
+          members:
+            - host: 10.0.16.1
+            - host: 10.0.16.2
+            - host: 10.0.16.3
+          port: 5672
+
+.. code-block:: yaml
+
+    database:
+      ....
+      bind:
+        interface: eth0
+        port: 9042
+        rpc_port: 9160
+      ....
+
 Usage
 =====
 

opencontrail/files/3.0/contrail-api.conf

@@ -16,7 +16,12 @@ disc_server_port=5998
 #zk_server_ip=10.0.102.31:2181,10.0.102.32:2181,10.0.102.33:2181
 zk_server_ip={% for member in config.database.members %}{{ member.host }}:2181{% if not loop.last %},{% endif %}{% endfor %}
 redis_server_ip=$__contrail_redis_ip__
+{%- if config.message_queue.members is defined %}
+rabbit_server={{ config.message_queue.members|join(',',attribute='host') }}
+rabbit_ha_mode=True
+{%- else %}
 rabbit_server={{ config.message_queue.host }}
+{%- endif %}
 rabbit_port={{ config.message_queue.port }}
 {%- if config.identity.engine == "keystone" %}
 auth=keystone

opencontrail/files/3.0/contrail-device-manager.conf

@@ -1,6 +1,11 @@
 {%- from "opencontrail/map.jinja" import config with context %}
 [DEFAULTS]
+{%- if config.message_queue.members is defined %}
+rabbit_server={{ config.message_queue.members|join(',',attribute='host') }}
+rabbit_ha_mode=True
+{%- else %}
 rabbit_server={{ config.message_queue.host }}
+{%- endif %}
 rabbit_port={{ config.message_queue.port }}
 api_server_ip={{ config.discovery.host }}
 api_server_port=8082

opencontrail/files/3.0/contrail-schema.conf

@@ -14,7 +14,12 @@ disc_server_ip={{ config.discovery.host }}
 disc_server_port=5998
 log_local=1
 log_level=SYS_NOTICE
+{%- if config.message_queue.members is defined %}
+rabbit_server={{ config.message_queue.members|join(',',attribute='host') }}
+rabbit_ha_mode=True
+{%- else %}
 rabbit_server={{ config.message_queue.host }}
+{%- endif %}
 rabbit_port={{ config.message_queue.port }}
 
 [SECURITY]

opencontrail/files/3.0/contrail-svc-monitor.conf

@@ -16,7 +16,12 @@ disc_server_port=5998
 region_name=RegionOne
 log_local=1
 log_level=SYS_NOTICE
+{%- if config.message_queue.members is defined %}
+rabbit_server={{ config.message_queue.members|join(',',attribute='host') }}
+rabbit_ha_mode=True
+{%- else %}
 rabbit_server={{ config.message_queue.host }}
+{%- endif %}
 rabbit_port={{ config.message_queue.port }}
 
 [SCHEDULER]