Merge "Make a final check to validate mysql works"

ansible/roles/mariadb/tasks/check.yml

@@ -0,0 +1,8 @@
+---
+- name: Waiting for MariaDB service to be ready through VIP
+  command: "docker exec mariadb mysql -h {{ kolla_internal_address }} -u haproxy -e 'show databases;'"
+  register: result
+  until: result | success
+  changed_when: False
+  retries: 6
+  delay: 10

ansible/roles/mariadb/tasks/deploy.yml

@@ -18,3 +18,6 @@
 # Since the last start.yml may have recreated some containers we must wait and
 # check the health again to ensure the hosts are active.
 - include: register.yml
+
+# Test haproxy user through VIP
+- include: check.yml