docker-compose.yml

version: "2.3"
# Stack prefix: calculator
# Port prefix: 3186
#
# We need this so that we don't get name or port collisions when connecting multiple
# stacks to the same network.
services:
  app:
    container_name: "${NETWORK:-development}-calculator-api"
    mem_limit: 756m
    build:
      context: .
      dockerfile: Dockerfile
    environment:
      DB_HOST: db
    depends_on:
      - db
    ports:
      - "${PORT_PREFIX:-3}1860:9393"
    volumes:
      - .:/app:cached
      - bundle:/usr/local/bundle
    networks:
      - default
      - farmdrop
    stdin_open: true
    tty: true
    command: ["thor", "app", "server"]
  db:
    container_name: "${NETWORK:-development}-calculator-db"
    image: postgres:11.2
    ports:
      - "${PORT_PREFIX:-3}1861:5432"
    volumes:
      - postgresdata:/var/lib/postgresql/data
    networks:
      - default
      - farmdrop
volumes:
  bundle:
  postgresdata:
networks:
  farmdrop:
    external:
      name: "farmdrop-${NETWORK:-development}"