gnusocial/config/gnusocial.php

<?php defined('SYSPATH') or die('No direct script access.');
/**
 * GNU Social Config
 *
 * PHP version 5
 * LICENSE: This source file is subject to AGPL license 
 * that is available through the world-wide-web at the following URI:
 * http://www.gnu.org/licenses/agpl.html
 * @author	   Omar Vega Ramos <ovruni@gnu.org.pe> 
 * @copyright      (c) 2012 - 2016 Omar Vega Ramos
 * @license	   http://www.gnu.org/licenses/agpl.html GNU Affero General Public License (AGPL) 
 */
	$config['username'] = 'your_user';
	$config['password'] = 'your_password';
	$config['endpoint'] = 'http://your_gnu_social_instance/api/statuses/update.xml';
?>