A quick setup for Mongodb and importing data.

docker-compose.yml

version: '2.4'

services:
  db:
    image: mongo:4.0.10-xenial
    restart: 'always'
    command: --wiredTigerCacheSizeGB 1 --auth --directoryperdb
    volumes:
      - dbData:/data/db
    environment:
      NODE_ENV: development
      MONGO_INITDB_ROOT_USERNAME: username
      MONGO_INITDB_ROOT_PASSWORD: password
    ports:
      - '27017:27017'
    networks:
      - mongo
  dbSetup:
    image: mongo:4.0.10-xenial
    restart: 'no'
    entrypoint: bash /home/setupData.sh
    depends_on:
      - db
    volumes:
      - ./setupData.sh:/home/setupData.sh
      - ./people.json:/home/people.json
    networks:
      - mongo

volumes:
  dbData:
networks:
  mongo:

setupData.sh

#!/usr/bin/bash

# import the datasets
mongoimport --host 'db:27017' -u username -p password --authenticationDatabase admin -d <somedb> -c <somecollection> --drop /home/people.json


echo 'DATA HAS BEEN IMPORTED INTO MONGODB... EXITING!';
# exec "$@"