services:
  origin:
    build:
      context: ./origin
      dockerfile: Dockerfile
    container_name: gocdn-origin
    environment:
      - TZ=UTC
    ports:
      - "8081:8081"
    networks:
      cdnnet:
        ipv4_address: 172.28.0.10

  shield:
    build:
      context: ./cdn
      dockerfile: Dockerfile
    container_name: gocdn-shield
    environment:
      - EDGE_LISTEN_ADDR=:8080
      - ORIGIN_URL=http://origin:8081
      - EDGE_MAX_MEMORY_BYTES=134217728
      - EDGE_EVICTION_POLICY=lru
      - EDGE_DISK_CACHE_DIR=/cache
      - EDGE_DISK_CACHE_MAX_BYTES=2147483648
      - UPSTREAM_TIMEOUT_SEC=10
    volumes:
      - shield_cache:/cache
    depends_on:
      - origin
    networks:
      cdnnet:
        ipv4_address: 172.28.0.15

  edge:
    build:
      context: ./cdn
      dockerfile: Dockerfile
    container_name: gocdn-edge
    environment:
      - EDGE_LISTEN_ADDR=:8080
      - SHIELD_URL=http://shield:8080
      - EDGE_MAX_MEMORY_BYTES=268435456
      - EDGE_EVICTION_POLICY=lru
      - EDGE_DISK_CACHE_DIR=/cache
      - EDGE_DISK_CACHE_MAX_BYTES=4294967296
      - UPSTREAM_TIMEOUT_SEC=10
    volumes:
      - edge_cache:/cache
    ports:
      - "8080:8080"
    depends_on:
      - shield
    networks:
      cdnnet:
        ipv4_address: 172.28.0.20

  dns:
    build:
      context: ./dns
      dockerfile: Dockerfile
    container_name: gocdn-dns
    environment:
      - DNS_LISTEN_ADDR=:5353
      - DNS_DOMAIN=cdn.local.
      - DNS_DEFAULT_POOL=default
      - DNS_POOL_DEFAULT=172.28.0.20:100
      - DNS_GEO_RULES=10.0.0.0/8=default,192.168.0.0/16=default
    ports:
      - "5353:5353/udp"
    depends_on:
      - edge
    networks:
      cdnnet:
        ipv4_address: 172.28.0.53

volumes:
  edge_cache:
  shield_cache:

networks:
  cdnnet:
    driver: bridge
    ipam:
      config:
        - subnet: 172.28.0.0/16