networks:
  frontend:
    name: frontend
    ipam:
      config:
        - subnet: 172.31.32.0/24
    labels:
      com.example.purpose: "Frontend network"
  backend:
    external: true
    name: backend

volumes:
  MariaDB.Data:
    name: mariadb.data

services:
  phpmyadmin:
    image: phpmyadmin:latest
    container_name: pierreau.phpmyadmin
    depends_on:
      - mariadb
    restart: on-failure
    environment:
      - PMA_ARBITRARY=1
    networks:
      - frontend
      - backend
    ports:
      - "8080:80"

  mariadb:
    image: mariadb:latest
    container_name: pierreau.mariadb
    restart: always
    networks:
    - backend
    expose:
      - "3306"
    environment:
      MYSQL_ROOT_PASSWORD: MariaDBpwd
      MYSQL_DATABASE: MariaDBdb
      MYSQL_USER: MariaDBuser
      MYSQL_PASSWORD: MariaDBpwd
    volumes:
      - MariaDB.Data:/var/lib/mysql