Ensure conditionals are proper booleans

In order to avoid broken conditionals error in Ansible
we need to ensure that variables are proper booleans at all times.

Change-Id: Ic43f934d594fee0268f731a7fec74fa2d0cb767a
Signed-off-by: Dmitriy Rabotyagov <dmitriy.rabotyagov@cleura.com>

requirements.yml

@@ -3,6 +3,9 @@ collections:
   - name: https://opendev.org/openstack/ansible-config_template
     version: master
     type: git
+  - name: https://opendev.org/openstack/openstack-ansible-plugins
+    version: master
+    type: git
   - name: community.crypto
     source: https://github.com/ansible-collections/community.crypto
     type: git

tasks/main.yml

@@ -79,7 +79,7 @@
 - name: Including rabbitmq_setup tasks
   ansible.builtin.include_tasks: rabbitmq_setup.yml
   when:
-    - _rabbitmq_is_last_play_host
+    - _rabbitmq_is_last_play_host | bool
   args:
     apply:
       tags:
@@ -89,8 +89,8 @@
 
 - name: Ensure all flags are set after upgrade is done
   when:
-    - _rabbitmq_is_last_play_host
-    - rabbitmq_upgrade
+    - _rabbitmq_is_last_play_host | bool
+    - rabbitmq_upgrade | bool
   block:
     - name: Including rabbitmq_cluster_state tasks
       ansible.builtin.include_tasks: rabbitmq_cluster_state.yml
@@ -110,7 +110,7 @@
       tags:
         - rabbitmq-upgrade
       when:
-        - _cluster_state
+        - _cluster_state | length > 0
         - (_cluster_state.get('running_nodes', []) | length) == (groups[rabbitmq_host_group] | length)
         - (_cluster_state.get('alarms', []) | length) == 0
         - (_cluster_state.get('partitions', []) | length) == 0

tasks/rabbitmq_upgrade_check.yml

@@ -120,7 +120,7 @@
   any_errors_fatal: true
   when:
     - rabbitmq_upgrade | bool
-    - _cluster_state
+    - _cluster_state | length > 0
     - _rabbitmq_cluster_upgrade_blockers | length > 0
   tags:
     - rabbitmq-upgrade
@@ -131,7 +131,7 @@
     _rabbitmq_quorum_critical_queues: "{{ (_rabbitmq_is_quorum_critical.stderr | from_json)['queues'] }}"
   when:
     - rabbitmq_upgrade | bool
-    - _cluster_state
+    - _cluster_state | length > 0
   tags:
     - rabbitmq-upgrade
   block:
@@ -185,7 +185,7 @@
 - name: Prepare node for upgrade
   when:
     - rabbitmq_upgrade | bool
-    - _cluster_state
+    - _cluster_state | length > 0
     - (_cluster_state.get('running_nodes', []) | length) == (groups[rabbitmq_host_group] | length)
     - (_cluster_state.get('alarms', []) | length) == 0
     - (_cluster_state.get('partitions', []) | length) == 0