docker-compose.yml

version: '2.7'

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

  wordpress:
    image: wordpress:latest
    depends_on:
      - db
    ports:
      - ${WORDPRESS_PORT}:80
    restart: always
    environment:
      WORDPRESS_DB_HOST: db:3306
      WORDPRESS_DB_USER: ${MYSQL_USER}
      WORDPRESS_DB_PASSWORD: ${MYSQL_PASSWORD}
    volumes:
      - ${WORDPRESS_PLUGINS}:/var/www/html/wp-content/plugins
      - ${WORDPRESS_THEMES}:/var/www/html/wp-content/themes
      - ${WORDPRESS_UPLOADS}:/var/www/html/wp-content/uploads
  pma:
    image: phpmyadmin/phpmyadmin
    environment:
      # https://docs.phpmyadmin.net/en/latest/setup.html#docker-environment-variables
      PMA_HOST: db
      PMA_PORT: 3306
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
    ports:
      - ${PHPMYADMIN_PORT}:80
    links:
      - db:db