version: '3.1'

services:

  mongo:
    image: mongo:4.0
    restart: always
    environment:
      - MONGO_INITDB_ROOT_USERNAME
      - MONGO_INITDB_ROOT_PASSWORD
      - MONGO_INITDB_DATABASE
      - MONGO_NON_ROOT_USERNAME
      - MONGO_NON_ROOT_PASSWORD
    volumes:
      - ./init-data.sh:/docker-entrypoint-initdb.d/init-data.sh

  n8n:
    image: n8n
    restart: always
    ports:
      - 5678:5678
    links:
      - mongo
    volumes:
      - ~/.n8n:/root/.n8n
    # Wait 5 seconds to start n8n to make sure that MongoDB is ready
		# when n8n tries to connect to it
    command: /bin/sh -c "sleep 5; n8n start --NODE_CONFIG='{\"database\":{\"type\":\"mongodb\", \"mongodbConfig\":{\"url\":\"mongodb://n8nuser:${MONGO_NON_ROOT_PASSWORD}@mongo:27017/${MONGO_INITDB_DATABASE}\"}}}'"