version: '3.7'
services:
  app:
    container_name: goapp
    build: .
    ports: 
      - 8080:8080
    restart: on-failure
    volumes:
      - goapp:/usr/src/app/
    depends_on:
      - mysql 
      - redis
    networks:
      - goapp
    environment:
      REDIS_URL: redis:6379
      MYSQL_URL: mysql
  mysql:
    container_name: goapp_mysql
    image: mysql/mysql-server:5.7
    ports: 
      - 3307:3306
    environment:
      - MYSQL_DATABASE=${MYSQL_DATABASE}
      - MYSQL_USER=${MYSQL_USER}
      - MYSQL_PASSWORD=${MYSQL_PASSWORD}
      - MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD}
      - DATABASE_HOST=${MYSQL_HOST}
    volumes:
      - mysql_volume:/var/lib/mysql
    networks:
      - goapp
  redis:
    container_name: goapp_redis
    image: redis:latest
    ports:
      - 6378:6379
    volumes:
      - redis_volume:/redis.conf
    networks:
      - goapp

volumes:
  goapp:
  mysql_volume:
  redis_volume:
      
# Networks to be created to facilitate communication between containers
networks:
  goapp:
    driver: bridge