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examples/015_roles/roles/mysql/tasks/main.yml

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+# tasks file for mysql
+---
+- name: install tools
+  apt: name={{item}} state=present update_cache=yes
+  with_items:
+    - python3-mysqldb
+
+- name: install mysql-server
+  apt: name=mysql-server state=present update_cache=yes
+
+- name: chmod cnf
+  command: chmod 777 /etc/mysql/my.cnf
+
+- name: ensure mysql listening on all ports
+  lineinfile: dest=/etc/mysql/my.cnf regexp=^bind-address line="bind-address = 0.0.0.0"
+  notify: restart mysql
+
+- name: ensure mysql started
+  service: name=mysql state=started enabled=yes
+
+- name: create demo database
+  mysql_db: name=demo state=present
+
+- name: create demo user
+  mysql_user: name=demo password=demo priv=demo.*:ALL host='%' state=present