version: '2'

services:
   db:
     image: mysql:5.7
     volumes:
       -  ${DB_VOL}:/var/lib/mysql
     restart: always
     environment:
       MYSQL_ROOT_PASSWORD: ${MYSQL_DATABASE_PASSWORD}
       MYSQL_DATABASE: wordpress
       MYSQL_USER: wordpress
       MYSQL_PASSWORD: wordpress

   wordpress:
     image: wordpress:latest
     restart: always
     environment:
       WORDPRESS_DB_HOST: db:3306
       WORDPRESS_DB_USER: wordpress
       WORDPRESS_DB_PASSWORD: wordpress

volumes:
     ${DB_VOL}: