gistfile1.ini

 [mysqld]
 bind-address=0.0.0.0
 console=1
 general_log=1
 general_log_file=/dev/stdout
 log_error=/dev/stderr
 collation-server=utf8_unicode_ci
 character-set-server=utf8

gistfile2.sh

#!/bin/sh
 chown -R mysql:mysql /var/lib/mysql
 mysql_install_db --user mysql > /dev/null

 mysqld_safe --user mysql &

 sleep 5s

 mysql -v < /root/mariadb.sql

 sleep 5s

 ps -wef | grep mysql | grep -v grep | awk '{print $2}' | xargs kill -9

 mysqld_safe --user mysql

gistfile3.txt

 # application container for MySQL
 # VERSION 2014-07-14

 FROM centos:latest
 MAINTAINER David Xie "david.scriptfan@gmail.com"

 ADD mariadb.repo /etc/yum.repos.d/mariadb.repo
 ADD mariadb.sql /root/mariadb.sql
 ADD server.cnf /etc/my.cnf.d/server.cnf
 ADD mariadb.sh /root/mariadb.sh

 RUN yum install -y hostname MariaDB-server
 RUN yum clean all
 RUN chmod +x /root/mariadb.sh

 EXPOSE 3306

 CMD ["/root/mariadb.sh"]

mariadb.repo

 [mariadb]
 name = MariaDB
 baseurl = http://yum.mariadb.org/10.0/centos6-amd64
 gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB
 gpgcheck=1

mariadb.sql

USE mysql;
 GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' WITH GRANT OPTION;
 FLUSH PRIVILEGES;
 UPDATE user SET password=PASSWORD("root") WHERE user='root';
 FLUSH PRIVILEGES;