---
version: '3.8'

services:
  app:
    image: rocketchat/rocket.chat:latest
    command: >
      bash -c
        "for i in `seq 1 30`; do
          node main.js &&
          s=$$? && break || s=$$?;
          echo \"Tried $$i times. Waiting 5 secs...\";
          sleep 5;
        done; (exit $$s)"
    volumes:
      - "rocketchat_uploads:/app/uploads"
    secrets:
      - admin_password
    environment:
      - PORT=3000
      - ROOT_URL=https://${DOMAIN}
      - MONGO_URL=mongodb://db:27017/rocketchat
      - MONGO_OPLOG_URL=mongodb://db:27017/local
      - ADMIN_USERNAME
      - ADMIN_PASS_FILE=/run/secrets/admin_password
      - ADMIN_EMAIL
      #- HTTP_PROXY=http://proxy.domain.com
      #- HTTPS_PROXY=http://proxy.domain.com
    configs:
      - source: entrypoint_conf
        target: /docker-entrypoint.sh
        mode: 0555
    entrypoint: /docker-entrypoint.sh
    networks:
      - internal
      - proxy
    depends_on:
      - db
    deploy:
      restart_policy:
        condition: on-failure
      labels:
        - "traefik.enable=true"
        - "traefik.docker.network=proxy"
        - "traefik.http.routers.${STACK_NAME}.tls=true"
        - "traefik.http.services.${STACK_NAME}.loadbalancer.server.port=3000"
        - "traefik.http.routers.${STACK_NAME}.rule=Host(`${DOMAIN}`)"
        - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
        - "traefik.http.routers.${STACK_NAME}.entrypoints=web-secure"

  db:
    image: mongo:3.6
    volumes:
     - mongo:/data/db
     #- ./data/dump:/dump
    command: mongod --smallfiles --oplogSize 128 --replSet rs0
    networks:
      - internal
    labels:
      - "traefik.enable=false"

  # this container's job is just run the command to initialize the replica set.
  # it will run the command and remove himself (it will not stay running)
  mongo-init-replica:
    image: mongo:4.0
    command: >
      bash -c
        "for i in `seq 1 30`; do
          mongo db/rocketchat --eval \"
            rs.initiate({
              _id: 'rs0',
              members: [ { _id: 0, host: 'localhost:27017' } ]})\" &&
          s=$$? && break || s=$$?;
          echo \"Tried $$i times. Waiting 5 secs...\";
          sleep 5;
        done; (exit $$s)"
    depends_on:
      - db
    networks:
      - internal

  # hubot, the popular chatbot (add the bot user first and change the password before starting this image)
  #hubot:
  #  image: rocketchat/hubot-rocketchat:latest
  #  restart: unless-stopped
  #  environment:
  #    - ROCKETCHAT_URL=rocketchat:3000
  #    - ROCKETCHAT_ROOM=GENERAL
  #    - ROCKETCHAT_USER=bot
  #    - ROCKETCHAT_PASSWORD=botpassword
  #    - BOT_NAME=bot
  #    # you can add more scripts as you'd like here, they need to be installable by npm
  #    - EXTERNAL_SCRIPTS=hubot-help,hubot-seen,hubot-links,hubot-diagnostics
  #  depends_on:
  #    - rocketchat
  #  labels:
  #    - "traefik.enable=false"
  #  volumes:
  #    - hubot_scripts:/home/hubot/scripts
  #  # this is used to expose the hubot port for notifications on the host on port 3001, e.g. for hubot-jenkins-notifier
  #  #ports:
  #  #  - 3001:8080

networks:
  proxy:
    external: true
  internal:

volumes:
  rocketchat_uploads:
  mongo:

secrets:
  admin_password:    
    external: true 
    name: ${STACK_NAME}_admin_password_${ADMIN_PASSWORD_VERSION}

configs:
  entrypoint_conf:
    name: ${STACK_NAME}_entrypoint_${ENTRYPOINT_CONF_VERSION}
    file: entrypoint.sh.tmpl
    template_driver: golang