Loading multiple API credentials into a Node app

app.js

'use strict';

var express = require('express');
var app = express();
var config = require('./config');
// [...]

// [...]
var analytics = new Analytics(config.segment.writeKey, { flushAt: 1 });

// [...]

app.use(cookieParser(config.session.secret));
// [...]
app.use(expressSession({
	key: config.session.key,
// [...]
}));

// [...]

app.use(config.bluemix.authVerificationURL, bluemixAPI.router);
// [...]
module.exports = app;

header.dust

<header class="global-header">
  <a class="global-header__home-link" href="{?user}/dashboard{:else}/{/user}" class="home-link">Home</>
		<nav class="global-nav">
			<ul class="global-nav__list">
				{?user}
					<li class="global-nav__list-item"><a href="/profile" class="global-nav__link">Profile</a>
					<li class="global-nav__list-item"><a href="/dashboard" class="global-nav__link">Dashboard</a>
				{/user}
				<li class="global-nav__list-item"><a href="/catalog" class="global-nav__link">Catalog</a>
				<li class="global-nav__list-item">
					<a href="{?user}/logout{:else}{config.bluemix.authVerificationURL}{/user}" class="global-nav__link">{?user}Log out {:else}Log in{/user}</a>
				</li>
			</ul>
		</nav>
</header>

index.js

'use strict';
// file is in config/index.js

var config = {
	session: {
		secret: process.env.SESSION_SECRET,
		key: process.env.SESSION_KEY
	},
	github: {
		apiURL: 'https://api.github.com/',
		clientID: process.env.GITHUB_CLIENT_ID,
		clientSecret: process.env.GITHUB_CLIENT_SECRET,
		authVerificationURL: '/auth/github',
		authCallbackURL: '/auth/github/callback',
		authScope: process.env.GITHUB_AUTH_SCOPE
	},
	cloudant: {
		credentials: {
			host: process.env.CLOUDANT_HOST,
			URL: process.env.CLOUDANT_URL,
			username: process.env.CLOUDANT_USERNAME,
			account: process.env.CLOUDANT_ACCOUNT,
			pw: process.env.CLOUDANT_PW,
			port: process.env.CLOUDANT_PORT,
			catalogDB: process.env.CLOUDANT_BLUEMIX_CATALOG_DB,
			usersDB: process.env.CLOUDANT_BLUEMIX_USERS_DB
		}
	},
	segment: {
		writeKey: 'xxx'
	},
	crypto: {
		workFactor: 5000,
		keylen: 32,
		randomSize: 256
	}
};

module.exports = config;

package.json

{
	"name": "node-multi-api",
	"description": "Multiple API keys and environment vars for Node apps",
	"main": "app.js",
	"private": true,
	"scripts": {
		"start": "node bin/www",
		"predev": "gulp compile-sass",
		"dev": ". ./config/set-dev-env.sh; nodemon ./bin/www",
		"lint": "gulp lint-js; gulp lint-scss"
	}
[...]
}

set.dev-env.sh

#!/bin/bash
export NODE_ENV='development';

export SESSION_SECRET=;
export SESSION_KEY='';

# GitHub OAuth Dev
export GITHUB_CLIENT_ID= ;
export GITHUB_CLIENT_SECRET= ;
export GITHUB_AUTH_SCOPE='[ user, repo, repo:status, repo_deployment, read:org ]';

# Cloudant Bluemix Service
export CLOUDANT_BLUEMIX_CATALOG_DB=bluemix-beta-catalog-dev;
export CLOUDANT_BLUEMIX_USERS_DB=bluemix-beta-users-dev;
export CLOUDANT_HOST=https://xxx-bluemix.cloudant.com/;
export CLOUDANT_USERNAME=xxx-bluemix;
export CLOUDANT_URL=https:zzz-bluemix.cloudant.com;
export CLOUDANT_PW= ;
export CLOUDANT_PORT=443;