appmonitor-checks.class.php

<?php

define("RESULT_OK", 0);
define("RESULT_UNKNOWN", 1);
define("RESULT_WARNING", 2);
define("RESULT_ERROR", 3);

/**
 * APPMONITOR CLIENT CHECKS<br>
 * <br>
 * THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY APPLICABLE <br>
 * LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR <br>
 * OTHER PARTIES PROVIDE THE PROGRAM ?AS IS? WITHOUT WARRANTY OF ANY KIND, <br>
 * EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED <br>
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE <br>
 * ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU. <br>
 * SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY <br>
 * SERVICING, REPAIR OR CORRECTION.<br>
 * <br>
 * --------------------------------------------------------------------------------<br>
 * <br>
 * --- HISTORY:<br>
 * 2014-10-24  0.5   axel.hahn@iml.unibe.ch<br>
 * 2015-04-08  0.9   axel.hahn@iml.unibe.ch  added sochket test: checkPortTcp<br>
 * 2018-06-29  0.24  axel.hahn@iml.unibe.ch  add file and directory checks<br>
 * --------------------------------------------------------------------------------<br>
 * @version 0.9
 * @author Axel Hahn
 * @link TODO
 * @license GPL
 * @license http://www.gnu.org/licenses/gpl-3.0.html GPL 3.0
 * @package IML-Appmonitor
 */
class appmonitorcheck {
    // ----------------------------------------------------------------------
    // CONFIG
    // ----------------------------------------------------------------------

    /**
     * config container
     * @var array
     */
    private $_aConfig = array();

    /**
     * data of all checks
     * @var array
     */
    private $_aData = array();

    // ----------------------------------------------------------------------
    // CONSTRUCTOR
    // ----------------------------------------------------------------------

    /**
     * constructor (nothing)
     */
    public function __construct() {
        
    }

    // ----------------------------------------------------------------------
    // PRIVATE FUNCTIONS
    // ----------------------------------------------------------------------

    /**
     * create basic array values for metadata
     * @return boolean
     */
    private function _createDefaultMetadata() {