docker-compose.yml

version: '3.7'
services:
  captain-1:
    extends: 
      file: docker-compose-base.yml
      service: captain-template
    environment:
      - SELF_URL=ws://10.5.0.11:7400
      # # real consul installed
      # - CONSUL_HTTP_ADDR=http://127.0.0.1:8500
      # dummy consul
      - CONSUL_HTTP_ADDR=http://dummy-consul-apps/consul-1
    networks:
      custom-network:
        ipv4_address: 10.5.0.11
    volumes:
      - ./captain/__simulation__/real-consul-app/server1.json:/consul/config/server1.json:ro
    ports: 
      - 8001:80
      # following 3 ports needed only when running hashicorp-consul inside each container instead of dummy-consul
      - 8500:8500
      - 8600:8600/tcp
      - 8600:8600/udp
    depends_on:
      dummy-consul-apps:
        condition: service_started
      captain-apps-install-packages:
        condition: service_completed_successfully

  captain-2:
    extends: 
      file: docker-compose-base.yml
      service: captain-template
    environment:
      - SELF_URL=ws://10.5.0.12:7400
      # # real consul installed
      # - CONSUL_HTTP_ADDR=http://127.0.0.1:8500
      # dummy consul
      - CONSUL_HTTP_ADDR=http://dummy-consul-apps/consul-2
    networks:
      custom-network:
        ipv4_address: 10.5.0.12
    volumes:
      - ./captain/__simulation__/real-consul-app/server2.json:/consul/config/server2.json:ro
    ports: 
      - 8002:80
    depends_on:
      dummy-consul-apps:
        condition: service_started
      captain-apps-install-packages:
        condition: service_completed_successfully

  captain-3:
    extends: 
      file: docker-compose-base.yml
      service: captain-template
    environment:
      - SELF_URL=ws://10.5.0.13:7400
      # # real consul installed
      # - CONSUL_HTTP_ADDR=http://127.0.0.1:8500
      # dummy consul
      - CONSUL_HTTP_ADDR=http://dummy-consul-apps/consul-3
    networks:
      custom-network:
        ipv4_address: 10.5.0.13
    volumes:
      - ./captain/__simulation__/real-consul-app/server3.json:/consul/config/server3.json:ro
    ports: 
      - 8003:80
    depends_on:
      dummy-consul-apps:
        condition: service_started
      captain-apps-install-packages:
        condition: service_completed_successfully

  multi-ip-dummy-web-app:
    extends: 
      file: docker-compose-base.yml
      service: dummy-apps
    environment:
      # a). specify primary ip along with additional ips to be mapped to the same container instance,
      # to avoid performance issues of having one container per ip
      # b). comma, new-line, tab and space are all considered separators
      # Healthy ips
      IP_UP: >-
        10.5.0.21,10.5.0.22,10.5.0.23
        10.5.0.31,10.5.0.32,10.5.0.33,10.5.0.34
        10.5.0.41,10.5.0.42

        10.5.0.121, 10.5.0.171

        10.5.0.122,10.5.0.123,10.5.0.124
        10.5.0.172,10.5.0.173,10.5.0.174
      # Time out ips
      IP_DELAY: >-

      # UnHealthy/Error ips
      IP_DOWN: >-
        10.5.0.131, 10.5.0.161

        10.5.0.125,10.5.0.126,10.5.0.127      
        10.5.0.128,10.5.0.129
        10.5.0.132,10.5.0.133,10.5.0.134,10.5.0.135
        10.5.0.136,10.5.0.137
        10.5.0.138,10.5.0.139
        10.5.0.162,10.5.0.163,10.5.0.164
        10.5.0.165,10.5.0.166,10.5.0.167      
        10.5.0.168,10.5.0.169
        10.5.0.175,10.5.0.176,10.5.0.177
        10.5.0.178,10.5.0.179
    volumes:
      # link the relevant source as src/index.ts
      - ./__simulation__/dummy-apps/allSrc/dummy-web-app.ts:/app/src/index.ts:ro
    depends_on:
      dummy-apps-install-packages:
        condition: service_completed_successfully
    networks:
      custom-network:
        ipv4_address: 10.5.0.21
    command:  ['. ./scripts/assigned-ips.sh && exec nodemon --signal SIGTERM -- --inspect=0.0.0.0:9234']

  mate-1:
    extends: 
      file: docker-compose-base.yml
      service: mate-template
    environment:
      - CAPTAIN_URL=ws://10.5.0.13:7450,ws://10.5.0.11:7450,ws://10.5.0.12:7450
      - WEBSERVICE_YAML_LOCATION=/data/services-mate-1.yaml
      - MATE_ID=mate-1
    networks:
      custom-network:
        ipv4_address: 10.5.0.111
    depends_on:
      mate-apps-install-packages:
        condition: service_completed_successfully

  mate-2:
    extends:
      file: docker-compose-base.yml
      service: mate-template
    environment:
      - CAPTAIN_URL=ws://10.5.0.12:7450,ws://10.5.0.13:7450,ws://10.5.0.11:7450
      - WEBSERVICE_YAML_LOCATION=/data/services-mate-2.yaml
      - MATE_ID=mate-2      
    networks:
      custom-network:
        ipv4_address: 10.5.0.112
    depends_on:
      mate-apps-install-packages:
        condition: service_completed_successfully

  # # https://github.com/TechnitiumSoftware/DnsServer/blob/master/docker-compose.yml
  dns-server:
    extends:
      file: docker-compose-base.yml
      service: dns-server-template
    volumes:
      - technitium-config:/etc/dns
    ports:
      - '5380:5380/tcp' #DNS web console (HTTP)
    networks:
      custom-network:
        ipv4_address: 10.5.0.2

  # single app that simulate all the three consuls based on different url-prefix
  # ping dummy-consul-apps
  # dig dummy-consul-apps
  dummy-consul-apps:
    extends:
      file: docker-compose-base.yml
      service: dummy-apps
    volumes:
      - ./__simulation__/dummy-apps/allSrc/dummy-consul-app.ts:/app/src/index.ts:ro
    depends_on:
      dummy-apps-install-packages:
        condition: service_completed_successfully
    networks:
      custom-network:
        ipv4_address: 10.5.0.3
    expose:
      - 80

  dummy-http-notification:
    extends:
      file: docker-compose-base.yml
      service: dummy-apps
    volumes:
      - ./__simulation__/dummy-apps/allSrc/dummy-http-notification-app.ts:/app/src/index.ts:ro
    depends_on:
      dummy-apps-install-packages:
        condition: service_completed_successfully
    networks:
      custom-network:
        ipv4_address: 10.5.0.4
    expose:
      - 80

  # since there are multiple instances of same source code and they share the same node_modules folder,
  # install node_modules using a separate container before starting the relavant containers,
  # as doing inside each container could create syncing issues
  captain-apps-install-packages:
    extends: 
      file: docker-compose-base.yml
      service: captain-template
    command: ['pnpm i --config.confirmModulesPurge=false --unsafe-perm=true']
  mate-apps-install-packages:
    extends: 
      file: docker-compose-base.yml
      service: mate-template
    command: ['pnpm i --config.confirmModulesPurge=false --unsafe-perm=true']
  dummy-apps-install-packages:
    extends: 
      file: docker-compose-base.yml
      service: dummy-apps
    command: ['pnpm i --config.confirmModulesPurge=false --unsafe-perm=true']

volumes:
  technitium-config:
    name: '${COMPOSE_PROJECT_NAME}-technitium-config'
    external: false

networks:
  custom-network:
    name: ${COMPOSE_PROJECT_NAME}-network
    driver: bridge
    # disable ipv6 to simplify network setup
    enable_ipv6: false
    ipam:
      config:
        - subnet: 10.5.0.0/16
          gateway: 10.5.0.1