xsa_node_client/app.js

Node XSA UAA Client - A package to access resources secured by XSA UAA using technical user login credentials

var request = require('request');
var debug = require('debug')('Node XSA UAA Client');
var getContent = function (options, callback) {
	/**************************************************************************
	 * To Add:
	 *  Debug Capabilities
	 *  Override default XSA Ports
	 *  Test Scripts
	****************************************************************************/
	//Use Cookie Jar by default
	request = request.defaults({ jar: true })
	//Validate Options
	/*
		1. Check for HTTP(S)
		2. HOST/PORT Check
		3. Default XSA port check
		4. User and Password Check
	*/
	debug("Connecting");
	if (options.https) {
		//Incase of HTTPS URLs, this needs to be set to '0'
		debug("HTTPs mode");
		process.env.NODE_TLS_REJECT_UNAUTHORIZED = 0;
	}
	//Check for empty host or port configurations
	if (!(options.host && options.port)) {
		callback({ body: body, res: res, err: 'Specify Host / Port of the target XSA resource to access!' });
	} else {
		debug("Host/Port check passed");
	}
	if (!options.defaultXSAPorts) {
		//Need to take port number for XSA security endpoint
	} else {
		debug("Default XSA ports are used");
	}
	if (!(options.user && options.pass)) {
		callback({ body: body, res: res, err: 'User/Password missing.Please specify' });
	} else {
		debug("User and Password is set");
	}
	//Create the target URL
	var targetURL = (options.https ? 'https://' : 'http://') + options.host + ':' + options.port + options.path;
	debug("Accessing : " + targetURL);
	request(targetURL, {
		followAllRedirects: true
	}, function (err, response, body) {
		debug("Logging into ", response.request.href);
		debug(response.headers['set-cookie']);
		var cook = response.headers['set-cookie'];
		var csrf = cook[0].split(";")[0].split("=")[1];
		debug("CSRF is " + csrf);
		request({
			followAllRedirects: true,
			headers: {
				'Content-Type': 'application/x-www-form-urlencoded'
			},
			uri: (options.https ? 'https://' : 'http://') + options.host + ':30232/uaa-security/login.do',
			body: 'username=' + encodeURIComponent(options.user) + '&password=' + encodeURIComponent(options.pass) + '&X-Uaa-Csrf=' + csrf,
			method: 'POST'
		}, function (err, res, body) {
			if (!err)
				debug("Error " + err);
			callback({ body: body, res: res, err: err });
		});
	});

}

module.exports.getContent = getContent;