version: '2'

services:
   db:
     image: nginx
     container_name: nginx
     restart: always
     # environment:
       # здесь потом вставить переменную окружения rails production
       # MYSQL_ROOT_PASSWORD: wordpress
     networks:
       - network
     ports:
       - "80:80" # publish port 80 to host
     volumes:
       - ./etc_nginx_folder:/etc/nginx
networks:
  network: # => nginx_network

version: '2'

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

   wordpress:
     depends_on:
       - db
     image: wordpress:php7.0-apache
     volumes:
       - /var/www/html/
     restart: always
     environment:
       WORDPRESS_DB_HOST: db:3306
       WORDPRESS_DB_PASSWORD: wordpress
     networks:
       - ${SITE}
       - nginx_network

networks:
  ${SITE}:
  nginx_network:
    external: true

networks:
  ${SITE}: