version: "3.8"
services:
  app:
    image: rocketchat/rocket.chat:3.16.3
    depends_on:
      - db
    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
    networks:
      - internal
      - proxy
    entrypoint: /docker-entrypoint.sh
    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)"
    healthcheck:
      test: 'nodejs -e "http.get(''http://localhost:3000'', (res) => { console.log(''status: '', res.statusCode); if (res.statusCode == 200) { process.exit(0); } else { process.exit(1); } });"'
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 1m
    deploy:
      update_config:
        failure_action: rollback
        order: start-first
      labels:
        - "traefik.enable=true"
        - "traefik.docker.network=proxy"
        - "traefik.http.services.${STACK_NAME}.loadbalancer.server.port=3000"
        - "traefik.http.routers.${STACK_NAME}.rule=Host(`${DOMAIN}`${EXTRA_DOMAINS})"
        - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
        - "traefik.http.routers.${STACK_NAME}.entrypoints=web-secure"
        - "traefik.http.routers.${STACK_NAME}.middlewares=${STACK_NAME}-redirect"
        - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLForceHost=true"
        - "traefik.http.middlewares.${STACK_NAME}-redirect.headers.SSLHost=${DOMAIN}"
        - coop-cloud.${STACK_NAME}.app.version=3.16.1-da4b65ff
  db:
    image: mongo:3.7
    volumes:
      - mongo:/data/db
      #- ./data/dump:/dump
    command: mongod --smallfiles --oplogSize 128 --replSet rs0
    networks:
      - internal
    labels:
      - "traefik.enable=false"
    deploy:
      labels:
        - coop-cloud.${STACK_NAME}.db.version=3.7-736eec20
  # 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:4.4
    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
networks:
  proxy:
    external: true
  internal:
    internal: true
volumes:
  rocketchat_uploads:
  mongo:
secrets:
  admin_password:
    external: true
    name: ${STACK_NAME}_admin_password_${SECRET_ADMIN_PASSWORD_VERSION}
configs:
  entrypoint_conf:
    name: ${STACK_NAME}_entrypoint_${ENTRYPOINT_CONF_VERSION}
    file: entrypoint.sh.tmpl
    template_driver: golang