# cat docker-compose.yml
version: "3.3"

networks:
  rocketchat:
    driver: overlay
    ipam:
      driver: default
      config:
      - subnet: 172.28.0.0/28

services:
  mongo:
    container_name: mongo
    restart: always
    image: mongo:3.4
    volumes:
      - /data/mongo/db:/data/db
      - /data/mongo/configdb:/data/configdb
    command:
      mongod --smallfiles
    networks:
      - rocketchat

  rocketchat:
    container_name: rocketchat
    restart: always
    image: rocketchat/rocket.chat:0.74.3
    volumes:
      - /data/rocketchat/data/:/data/
      - /data/rocketchat/data/uploads/:/uploads/
    depends_on:
      - mongo
    external_links:
      - mongo
    networks:
      - rocketchat
    ports:
      - "3000:3000"
    healthcheck:
        test: ["CMD", "curl", "-f", "http://127.0.0.1:3000"]
        interval: 10s
        timeout: 10s
        retries: 5

  nginx:
    container_name: nginx
    restart: always
    image: nginx:latest
    ports:
      - "80:80"
      - "443:443"
    depends_on:
      - rocketchat
    volumes:
      - /srv/docker/nginx/conf.d:/etc/nginx/conf.d:ro
      - /srv/docker/nginx/certs:/etc/nginx/certs:ro
    external_links:
      - rocketchat
    networks:
      - rocketchat
    healthcheck:
        test: ["CMD", "curl", "-f", "https://127.0.0.1"]
        interval: 10s
        timeout: 10s
        retries: 5