rocketchat swarm

rocketchat.yml

version: "3.6"

x-mongo: &mongo
  image: docker.io/mongo:3
  hostname: '{{.Service.Name}}'
  volumes:
    - mongo:/data/db
    - dumps:/dumps
  command: mongod --replSet rs0

services:

  mongo1:
    <<: *mongo
    deploy:
      placement:
        constraints: [node.labels.rocketchat_mongo1 == true]

  mongo2:
    <<: *mongo
    deploy:
      placement:
        constraints: [node.labels.rocketchat_mongo2 == true]

  mongo3:
    <<: *mongo
    deploy:
      placement:
        constraints: [node.labels.rocketchat_mongo3 == true]

  mongo4:
    <<: *mongo
    deploy:
      placement:
        constraints: [node.labels.rocketchat_mongo4 == true]

  mongo5:
    <<: *mongo
    deploy:
      placement:
        constraints: [node.labels.rocketchat_mongo5 == true]

  app:
    image: docker.io/rocketchat/rocket.chat:3.0.1
    deploy:
      replicas: 1
      placement:
        constraints: [node.role == manager]
      labels:
        - "traefik.enable=true"
        - "traefik.port=3000"
        - "traefik.frontend.rule=Host:${CHAT_DOMAIN}"
        - "traefik.docker.network=traefik"
        - "traefik.backend.loadbalancer.stickiness=true"
    volumes:
      - /auto/docker/rocketchat/scripts:/scripts
      - /auto/docker/rocketchat/files:/files
    networks:
      - traefik
      - default
    environment:
      ROOT_URL: "https://${CHAT_DOMAIN}"
      MONGO_URL: 'mongodb://rocketchat_mongo1:27017,rocketchat_mongo2:27017,rocketchat_mongo3:27017,rocketchat_mongo4:27017,rocketchat_mongo5:27017/rocketchat?replicaSet=rs0&readPreference=nearest&w=majority'
      MONGO_OPLOG_URL: 'mongodb://rocketchat_mongo1:27017,rocketchat_mongo2:27017,rocketchat_mongo3:27017,rocketchat_mongo4:27017,rocketchat_mongo5:27017/local?replicaSet=rs0'
      INSTANCE_IP: 'app'
      EXIT_UNHANDLEDPROMISEREJECTION: 'true'

volumes:
  mongo:
    name: '{{.Service.Name}}'
  dumps:
    driver: local
    driver_opts:
      o: bind
      type: none
      device: '/auto/docker/rocketchat/dumps/{{.Service.Name}}'

networks:
  traefik:
    external: true
    name: traefik