dbInit.js

var config = require("./config");

// Bring Mongoose into the app 
var mongoose = require('mongoose');

// Build the connection string 
var dbURI = config.mongoUrl;
console.log("The dbURI: " + dbURI);

// Create the database connection 
mongoose.connect(dbURI);

console.log("Mongoose connecting");

// CONNECTION EVENTS
// When successfully connected
mongoose.connection.on('connected', function () {
    console.log('Mongoose default connection open to ' + dbURI);
});

// If the connection throws an error
mongoose.connection.on('error', function (err) {
    console.log('Mongoose default connection error: ' + err);
});

// When the connection is disconnected
mongoose.connection.on('disconnected', function () {
    console.log('Mongoose default connection disconnected');
});

// If the Node process ends, close the Mongoose connection 
process.on('SIGINT', function () {
    mongoose.connection.close(function () {
        console.log('Mongoose default connection disconnected through app termination');
        process.exit(0);
    });
});