version: '3.7'

services:
  rocketchat:
    image: rocket.chat:4.0.3
    command: >
      bash -c
        "for (( ; ; )); do
          node main.js &&
          s=$$? && break || s=$$?;
          echo \"Could not start Rocket.Chat. 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
    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: >
      bash -c
        "while [ ! -f /data/db/WiredTiger ]; do
          echo \"wiredTiger migration hasn't started yet. Waiting 30 secs...\";
          sleep 30;
        done;
        docker-entrypoint.sh mongod --oplogSize 128 --replSet rs0 --storageEngine=wiredTiger;"
    depends_on:
      - migrator
    labels:
      - "traefik.enable=false"

  migrator:
    build: ./docker/
    volumes:
      - ./data/db:/data/db

  mongo-init-replica:
    image: mongo:4.0
    command: >
      bash -c
        "for (( ; ; )); do
          mongo mongo/rocketchat --eval \"
            rs.initiate({
              _id: 'rs0',
              members: [ { _id: 0, host: 'localhost:27017' } ]})\" &&
          s=$$? && break || s=$$?;
          echo \"Could not reach MongoDB. Waiting 5 secs ...\";
          sleep 5;
        done; (exit $$s)"
    depends_on:
      - mongo