docker-compose.yml

version: '3'
services:
  db:
    image: "postgres:alpine"
    ports:
       - "5432:5432"
    env_file: .env
    volumes:
      - ./postgres_data:/var/lib/postgresql/data
  web:
    build: .
    ports:
      - "5000:5000"
    depends_on: 
      - db
    env_file: .env
    environment: 
       GUBY_PASSWORD : 'abcd1234'
    volumes:
      - ./:/code
  rocketchat:
    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)"
    restart: unless-stopped
    volumes:
      - ./uploads:/app/uploads
    environment:
      - PORT=3000
      - ROOT_URL=http://localhost:3000
      - MONGO_URL=mongodb://mongo:27017/rocketchat
      - MONGO_OPLOG_URL=mongodb://mongo:27017/local
      - MAIL_URL=smtp://smtp.email
      - ADMIN_USERNAME=guby
      - ADMIN_PASSWORD=guby123
      - ADMIN_EMAIL=guby@guby.live
      - OVERWRITE_SETTING_Show_Setup_Wizard=completed
#    env_file: .env
    depends_on:
      - mongo
    ports:
      - 3000:3000
    labels:
      - "traefik.backend=rocketchat"
      - "traefik.frontend.rule=Host: your.domain.tld"
  mongo:
    image: mongo:4.0
    restart: unless-stopped
    volumes:
     - ./data/db:/data/db
     #- ./data/dump:/dump
    command: mongod --smallfiles --oplogSize 128 --replSet rs0 --storageEngine=mmapv1
    labels:
      - "traefik.enable=false"
    ports:
      - 27017:27017

  # 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 mongo/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:
      - mongo