Replace config-external with a JSON file for Rabbitmq

Change-Id: Ibb30af44a9362278eff012ff1145374788b06cd5
Partially-Implements: blueprint replace-config-external

ansible/roles/rabbitmq/tasks/bootstrap.yml

@@ -37,7 +37,7 @@
     insecure_registry: "{{ docker_insecure_registry }}"
     name: rabbitmq_bootstrap
     image: "{{ rabbitmq_image_full }}"
-    volumes: "{{ node_config_directory }}/rabbitmq/:/opt/kolla/rabbitmq/:ro"
+    volumes: "{{ node_config_directory }}/rabbitmq/:/opt/kolla/config_files/:ro"
     volumes_from:
       - "rabbitmq_data"
     env:

ansible/roles/rabbitmq/tasks/config.yml

@@ -14,3 +14,8 @@
          dest: "{{ node_config_directory }}/rabbitmq/rabbitmq-env.conf" }
      - { src: "rabbitmq.config.j2",
          dest: "{{ node_config_directory }}/rabbitmq/rabbitmq.config" }
+
+- name: Copying Rabbitmq JSON configuration file
+  template:
+    src: "roles/rabbitmq/templates/rabbitmq.json.j2"
+    dest: "{{ node_config_directory }}/rabbitmq/config.json"

ansible/roles/rabbitmq/tasks/start.yml

@@ -13,7 +13,7 @@
     insecure_registry: "{{ docker_insecure_registry }}"
     name: rabbitmq
     image: "{{ rabbitmq_image_full }}"
-    volumes: "{{ node_config_directory }}/rabbitmq/:/opt/kolla/rabbitmq/:ro"
+    volumes: "{{ node_config_directory }}/rabbitmq/:/opt/kolla/config_files/:ro"
     volumes_from:
       - "rabbitmq_data"
     env:

ansible/roles/rabbitmq/templates/rabbitmq.json.j2

@@ -0,0 +1,17 @@
+{
+    "command": "/usr/sbin/rabbitmq-server",
+    "config_files": [
+        {
+            "source": "/opt/kolla/config_files/rabbitmq-env.conf",
+            "dest": "/etc/rabbitmq/rabbitmq-env.conf",
+            "owner": "rabbitmq",
+            "perm": "0600"
+        },
+        {
+            "source": "/opt/kolla/config_files/rabbitmq.config",
+            "dest": "/etc/rabbitmq/rabbitmq.config",
+            "owner": "rabbitmq",
+            "perm": "0600"
+        }
+    ]
+}

docker/rabbitmq/start.sh

@@ -2,14 +2,12 @@
 
 set -o errexit
 
-CMD="/usr/sbin/rabbitmq-server"
-ARGS=""
-
 # loading common functions
 source /opt/kolla/kolla-common.sh
 
-# Execute config strategy
+# Generate run command
-set_configs
+python /opt/kolla/set_configs.py
+CMD=$(cat /run_command)
 
 # loading functions
 source /opt/kolla/config-rabbit.sh
@@ -20,4 +18,5 @@ if [[ "${!KOLLA_BOOTSTRAP[@]}" ]]; then
     exit 0
 fi
 
-$CMD $ARGS
+echo "Running command: ${CMD}"
+exec $CMD