Merge "Check and set cookie without using a failed task"

tasks/main.yml

@@ -58,6 +58,7 @@
 - include: rabbitmq_set_cookie.yml
   tags:
     - rabbitmq_server-config
+    - rabbitmq-config
 
 - include: rabbitmq_post_install.yml
   tags:

tasks/rabbitmq_set_cookie.yml

@@ -13,22 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-- block:
-    - name: Read rabbit cookie
-      slurp:
-        src: /var/lib/rabbitmq/.erlang.cookie
-      register: tmp_rabbit_cookie
-      failed_when: (tmp_rabbit_cookie.content | b64decode).find(rabbitmq_cookie_token) == -1
-      tags:
-        - rabbitmq-config
-
-  rescue:
-    - include: rabbitmq_stopped.yml
-      static: no
-      tags:
-        - rabbitmq-config
-
-    - name: Set rabbit cookie
+- name: Set rabbit cookie
   copy:
     content: "{{ rabbitmq_cookie_token }}"
     dest: /var/lib/rabbitmq/.erlang.cookie
@@ -36,10 +21,14 @@
     owner: rabbitmq
     group: rabbitmq
   register: cookie_set
-      tags:
-        - rabbitmq-config
 
-    - include: rabbitmq_started.yml
+- include: rabbitmq_stopped.yml
   static: no
-      tags:
-        - rabbitmq-config
+  when:
+    - cookie_set | changed
+
+- include: rabbitmq_started.yml
+  static: no
+  when:
+    - cookie_set | changed
+