Template for master slave mariadb configuration

roles/slavedb/tasks/main.yml

@@ -0,0 +1,13 @@
+---
+# This installs mariadb and galera on db nodes
+# https://mariadb.com/blog/devops-mariadb-part-1
+# https://mariadb.com/blog/devops-mariadb-and-ansible-part-2
+
+- name: Modify configuration file to setup server ID
+  lineinfile: dest=/etc/mysql/my.cnf regexp="^#server-id" line="server-id=2"
+
+- name: Setup replication
+  command: /usr/bin/mysql -uroot -e "CHANGE MASTER TO master_host='192.168.50.2', master_user='repl', master_password='{{ replication_password }}', master_use_gtid=current_pos"
+
+- name: Restart mysql service
+  service: name=mysql state=restarted