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<?php
/*
* VNag - Nagios Framework for PHP
* Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com>
* Licensed under the terms of the Apache 2.0 license
*
* Revision 2021-06-26
*/
declare(ticks=1);
class OwnCloudVersionCheck extends VNag {
protected $argSystemDir = null;
public function __construct() {
parent::__construct();
$this->registerExpectedStandardArguments('Vvht');
$this->getHelpManager()->setPluginName('check_owncloud_version');
$this->getHelpManager()->setVersion('1.0');
$this->getHelpManager()->setShortDescription('This plugin checks if a local ownCloud system has the latest version installed.');
$this->getHelpManager()->setCopyright('Copyright (C) 2011-$CURYEAR$ Daniel Marschall, ViaThinkSoft.');
$this->getHelpManager()->setSyntax('$SCRIPTNAME$ [-d <directory>]');
$this->getHelpManager()->setFootNotes('If you encounter bugs, please contact ViaThinkSoft at www.viathinksoft.com');
// Individual (non-standard) arguments:
$this->addExpectedArgument($this->argSystemDir = new VNagArgument('d', 'directory', VNagArgument::VALUE_REQUIRED, 'ownCloudPath', 'The local directory where your ownCloud installation is located.'));
}
protected function get_owncloud_version($local_path) {
$local_path = realpath($local_path) === false ?
$local_path : realpath($local_path);
throw new Exception('This is not a valid ownCloud installation in "'.$local_path.'".');
}
// TODO: this is a security vulnerability if an non-root user can control the input of version.php !
$vendor = 'unknown';
$OC_Version = array(0,0,0,0);
$OC_VersionString = 'unknown';
$OC_Edition = 'unknown';
$OC_Channel = 'unknown';
$OC_Build = 'unknown';
include $local_path . '/version.php';
if ($vendor != 'owncloud') {
throw new Exception('This is not a valid ownCloud installation in "'.$local_path.'". It is "$vendor".');
}
// Owncloud\Updater\Utils\Fetcher::DEFAULT_BASE_URL
$baseUrl = 'https://updates.owncloud.com/server/';
$update_url = $baseUrl . '?version='.
'installedatx'.
'lastupdatedatx'.
$OC_Channel.'x'.
$OC_Edition.'x'.
if ($cont === false) {
throw new Exception('Could not determinate current ownCloud version in "'.$local_path.'".');
}
if ($cont === '') {
return array($OC_VersionString, $OC_VersionString, $OC_Channel);
} else {
$new_ver = (string)$xml->version;
return array($OC_VersionString, $new_ver, $OC_Channel);
}
}
protected function cbRun
($optional_args=array()) {
$system_dir = $this->argSystemDir->getValue();
if (empty($system_dir)) {
throw new Exception("Please specify the directory of the ownCloud installation.");
}
$system_dir = realpath($system_dir) === false ?
$system_dir : realpath($system_dir);
throw new Exception('Directory "'.$system_dir.'" not found.');
}
list($cur_ver, $new_ver, $channel) = $this->get_owncloud_version($system_dir);
if ($cur_ver === $new_ver) {
$this->setStatus(VNag::STATUS_OK);
$this->setHeadline("ownCloud version $cur_ver [$channel] is the latest available version for your ownCloud installation at $system_dir", true);
} else {
$this->setStatus(VNag::STATUS_WARNING);
$this->setHeadline("ownCloud version $cur_ver [$channel] is outdated. Newer version is $new_ver [$channel] for installation at $system_dir", true);
}
}
}