init.js

var UserHelper = require('./models/user.js');
var User = UserHelper.model;

// db setup
var dbConfig = require('./deploy/config').db;
var mongoose = require('mongoose');
mongoose.connect(dbConfig.url, { useNewUrlParser: true, useUnifiedTopology: true }, function(err, connection) {
  if (err) {
    console.log('Failed to connect to database: %o', err);
    return;
  }
  console.log('Connected to database successfully');

  var newUser = new User();
  newUser.username = 'admin';
  newUser.password = UserHelper.createPasswordHash('c3RyaW5nIGdlbmVyYXRvcg==');
  newUser.role = 'proctor';

  console.log('Creating user: %o', newUser);
  // save the user
  newUser.save(function(err) {
    if (err) {
      console.log('Error in saving user:', err);
      process.exit(1);
    }
    console.log('Successfully registered ' + newUser.username);
    process.exit(0);
  });
});