Allow rabbitmq role to pull images

Change-Id: I184aabfbbd9fcd0b87080d044b0d286f0deac14c
Partially-Implements: blueprint pre-pull-images

ansible/roles/rabbitmq/tasks/deploy.yml

@@ -0,0 +1,6 @@
+---
+- include: config.yml
+
+- include: bootstrap.yml
+
+- include: start.yml

ansible/roles/rabbitmq/tasks/main.yml

@@ -1,6 +1,2 @@
 ---
-- include: config.yml
-
-- include: bootstrap.yml
-
-- include: start.yml
+- include: "{{ action }}.yml"

ansible/roles/rabbitmq/tasks/pull.yml

@@ -0,0 +1,14 @@
+---
+- name: Pulling rabbitmq image
+  kolla_docker:
+    action: "pull_image"
+    common_options: "{{ docker_common_options }}"
+    image: "{{ rabbitmq_image_full }}"
+  when: inventory_hostname in groups['rabbitmq']
+
+- name: Pulling rabbitmq-data image
+  kolla_docker:
+    action: "pull_image"
+    common_options: "{{ docker_common_options }}"
+    image: "{{ rabbitmq_data_image_full }}"
+  when: inventory_hostname in groups['rabbitmq']