docker-compose.yml

version: '3.8'

# Look at https://www.baeldung.com/ops/docker-mysql-container

services:

  wordpress:
    image: wordpress
    container_name: wordpress
    restart: always
    ports:
      - "8080:80"
    depends_on:
      - "db"
    links:
      - db
    environment:
      WORDPRESS_DB_HOST: db
      WORDPRESS_DB_USER: ${MYSQL_USER}
      WORDPRESS_DB_PASSWORD: ${MYSQL_PASSWORD}
      WORDPRESS_DB_NAME: ${MYSQL_DATABASE}
    volumes:
      - wordpress:/var/www/html

  db:
    build:
      context: docker
      dockerfile: ../db.Dockerfile
      args:
        - MYSQL_DATABASE=${MYSQL_DATABASE}
        - MYSQL_USER=${MYSQL_USER}
        - MYSQL_PASSWORD=${MYSQL_PASSWORD}
        - MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD}
    image: wordpress-mysql
    container_name: wordpress-mysql
    restart: always
    volumes:
      - db:/var/lib/mysql
    ports:
      - "${MYSQL_PORT}:3306"

volumes:
  wordpress:
    name: wordpress-volume
  db:
    name: wordpress-mysql-volume