Fixed hosts file and removed the is_mysql_running hook on startcluster

hosts

@@ -5,11 +5,10 @@ webhostname
 woker1
 
 [db]
-db0 db1-hostname server_id=1
-db1 db2-hostname server_id=2
-db2 db3-hostname server_id=3
+db1-hostname
+db2-hostname
+db3-hostname
 
 [proxy]
 haproxy-hostname
 
-[proxy-internal]

roles/db/tasks/startcluster.yml

@@ -2,11 +2,6 @@
 # This starts the galera cluster
 
 # Check if mysql is running
-- name: is mysql running?
-  action: shell service mysql status
-  register: is_mysql_running
-  ignore_errors: true
-
 - name: bootstrap by starting mysql with new cluster
   action: shell service mysql start --wsrep-new-cluster