Add files, handlers, tasks, vars, and meta information.

files/my.cnf

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+[mysqld]
+datadir=/var/lib/mysql
+socket=/var/lib/mysql/mysql.sock
+
+# Disabling symbolic-links is recommended to prevent assorted security risks
+symbolic-links=0
+
+# Settings user and group are ignored when systemd is used (fedora >= 15).
+# If you need to run mysqld under a different user or group,
+# customize your systemd unit file for mysqld according to the
+# instructions in http://fedoraproject.org/wiki/Systemd
+user=mysql
+
+# Semisynchronous Replication
+# http://dev.mysql.com/doc/refman/5.5/en/replication-semisync.html
+# uncomment next line on MASTER
+;plugin-load=rpl_semi_sync_master=semisync_master.so
+# uncomment next line on SLAVE
+;plugin-load=rpl_semi_sync_slave=semisync_slave.so
+
+# Others options for Semisynchronous Replication
+;rpl_semi_sync_master_enabled=1
+;rpl_semi_sync_master_timeout=10
+;rpl_semi_sync_slave_enabled=1
+
+# http://dev.mysql.com/doc/refman/5.5/en/performance-schema.html
+;performance_schema
+
+# Customizations for local development.
+wait_timeout = 28800
+max_allowed_packet = 64M
+innodb_file_per_table = 1   # Allows for recovery of disk space when table are removed
+innodb_buffer_pool_size = 128M    # Up to 80% of available RAM on a dedicated box
+innodb_flush_log_at_trx_commit = 2  # 1 for durability, 0 or 2 for performance
+
+[mysqld_safe]
+log-error=/var/log/mysqld.log
+pid-file=/var/run/mysqld/mysqld.pid

handlers/main.yml

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+---
+- name: restart mysql
+  command: service mysqld restart

meta/main.yml

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+---
+dependencies: []
+
+galaxy_info:
+  author: geerlingguy
+  description: MySQL server for RHEL/CentOS 6.x
+  company: "Midwestern Mac, LLC"
+  license: "license (BSD, MIT)"
+  min_ansible_version: 1.4
+  platforms:
+  - name: EL
+    versions:
+    - 6
+  categories:
+    - database

tasks/main.yml

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+---
+# If this is not done for the version of MySQL in certain extra repositories,
+# MySQL installation fails with an error the first time.
+- name: Update postfix to the latest version.
+  yum: name=postfix state=latest enablerepo={{ mysql_enablerepo }}
+
+- name: Ensure MySQL packages are installed.
+  yum: name={{ item }} state=installed enablerepo={{ mysql_enablerepo }}
+  with_items:
+    - mysql
+    - mysql-server
+    - MySQL-python
+
+- name: Copy my.cnf global MySQL configuration.
+  copy: src=my.cnf dest=/etc/my.cnf owner=root group=root mode=0644
+
+# Set MySQL to run at startup.
+- name: Ensure MySQL is started.
+  service: name=mysqld state=started enabled=yes
+
+# 'localhost' needs to be the last item for idempotency, see
+# http://ansible.cc/docs/modules.html#mysql-user
+- name: update mysql root password for all root accounts
+  mysql_user: name=root host={{ item }} password={{ mysql_root_password }}
+  with_items:
+    - 127.0.0.1
+    - ::1
+    - localhost
+
+# Has to be after the root password assignment, for idempotency.
+- name: Copy .my.cnf file with root password credentials.
+  template: src=my.cnf.j2 dest=/root/.my.cnf owner=root group=root mode=0600
+
+- name: Delete anonymous MySQL user for localhost.
+  mysql_user: name="" state="absent"
+
+- name: Remove the MySQL test database.
+  mysql_db: name="test" state="absent"

templates/my.cnf.j2

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+[client]
+user=root
+password={{ mysql_root_password }}

vars/main.yml

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+---
+# Pass in a comma-separated list of repos to use (e.g. "remi,epel").
+mysql_enablerepo: ""
+mysql_root_password: root