docker pull mariadb

docker run --name some-mariadb -e MYSQL_ROOT_PASSWORD=my-secret-pw -e MYSQL_DATABASE=wordpress -e MYSQL_USER=username -e MYSQL_PASSWORD=123456 -d mariadb

docker pull wordpress

docker run --name some-wordpress -e WORDPRESS_DB_HOST=`docker inspect -f '{{ .NetworkSettings.IPAddress }}' some-mariadb` -e WORDPRESS_DB_USER=username -e WORDPRESS_DB_PASSWORD=123456 -e WORDPRESS_DB_NAME=wordpress -e WORDPRESS_TABLE_PREFIX=wp_ -p 8080:80 --link some-mariadb:mariadb -d wordpress