Setting up galera cluster, also have new strategy for internal ips

roles/db/tasks/install.yml

@@ -21,14 +21,8 @@
 - name: Install python module
   apt: name=python-mysqldb state=installed
 
-- name: Create replication account
-  mysql_user: name=repl host="%" password={{ replication_password }} priv=*.*:"REPLICATION SLAVE" state=present
-
-- name: Create readwrite user
-  mysql_user: name=rwuser host="%" password={{ read_write_password }} priv=*.*:SELECT,INSERT,UPDATE,DELETE,CREATE,DROP state=present
-
-- name: Modify configuration file to listen on all interfaces
-  lineinfile: dest=/etc/mysql/my.cnf regexp="^bind-address" line="bind-address=0.0.0.0"
+- name: Replace config file
+  template: src=my.cnf.j2 dest=/etc/mysql/my.cnf
 
 - name: Stop mysql service
   service: name=mysql state=stop