version: "3.2"

services:

  redis:
    image: redis
    networks:
      interlink:
    ports:
      - "6379:6379"
    deploy:
      resources:
        reservations:
          cpus: "0.25"
      placement:
        constraints: [node.role == manager]


  mongo:
    image: mongo
    networks:
      interlink:
    ports:
      - "27017:27017"
    deploy:
      resources:
        reservations:
          cpus: "0.25"
      placement:
        constraints: [node.role == manager]


  builder:
    image: torokati44/inet-worker
    networks:
      interlink:
      buildnet:
       ipv4_address: 13.37.42.254
    depends_on:
      - redis
      - mongo
    hostname: builder-{{.Node.Hostname}}-{{.Task.Slot}} # this only works on Docker 17.10 and up
    command: build -u redis://redis
    environment:
      # we use a lot of potential addresses, the offline/unavailable ones will be skipped automatically
      # and we set 10 slots for each of them, the local servers will limit the actual number of concurrently running jobs
      DISTCC_HOSTS: "13.37.42.1/10,lzo 13.37.42.2/10,lzo 13.37.42.3/10,lzo 13.37.42.4/10,lzo 13.37.42.5/10,lzo 13.37.42.6/10,lzo 13.37.42.7/10,lzo 13.37.42.8/10,lzo"
    deploy:
      placement: # always on the same node to take advantage of a persistent ccache dir on the host
        constraints: [node.role == manager]
      restart_policy:
        condition: on-failure
        delay: 2s
        max_attempts: 5
        window: 30s


  runner:
    image: torokati44/inet-worker
    networks:
      interlink:
    depends_on:
      - redis
      - mongo
    command: run -u redis://redis
    hostname: runner-{{.Node.Hostname}}-{{.Task.Slot}} # this only works on Docker 17.10 and up
    deploy:
#      placement:
#        constraints: [node.role != manager]
      resources:
        reservations:
          cpus: "0.99" # keeping 1 core free on every host. Useful for the manager to run the redis/mongo servers, and the client to run the client. the workers have no issue anyway, because rq is nice-d.
      mode: replicated
      replicas: 100
      restart_policy:
        condition: on-failure
        delay: 2s
        max_attempts: 5
        window: 30s
    volumes:
      - type: bind
        source: /var/cache
        target: /host-cache


  visualizer:
    image: dockersamples/visualizer
    networks:
      interlink:
    ports:
      - "8080:8080"
    volumes:
      - "/var/run/docker.sock:/var/run/docker.sock"
    deploy:
      placement:
        constraints: [node.role == manager]


  dashboard:
    image: torokati44/rq-dashboard
    networks:
      interlink:
    command: rq-dashboard -H redis
    ports:
      - "9181:9181"
    depends_on:
      - redis
    deploy:
      placement:
        constraints: [node.role == manager]


  distcc:
    image: torokati44/distcc-server
    networks:
      buildnet:
    deploy:
      mode: global
#      placement:
#        constraints: [node.role != manager]


networks:

  interlink:
    attachable: true

  buildnet:
    attachable: true
    ipam:
      config:
        - subnet: 13.37.42.0/24