WebSVN – vnag – Blame – /trunk/plugins/nextcloud_version/NextCloudVersionCheck.class.php

Rev	Author	Line No.	Line
32	daniel-mar	1	<?php /* <ViaThinkSoftSignature>
77	daniel-mar	2	EnOGgWZfinduNUAQbydaichGVfM683Yilh8mvZzyRozjE2Msy1CX7FR4SAPTmNOb2
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		23	Q==
32	daniel-mar	24	</ViaThinkSoftSignature> */ ?>
		25	<?php
		26
		27	/*
		28	* VNag - Nagios Framework for PHP
		29	* Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com>
		30	* Licensed under the terms of the Apache 2.0 license
		31	*
76	daniel-mar	32	* Revision 2023-10-13
32	daniel-mar	33	*/
		34
		35	declare(ticks=1);
		36
		37	class NextCloudVersionCheck extends VNag {
		38	protected $argSystemDir = null;
		39
		40	public function __construct() {
		41	parent::__construct();
		42
		43	$this->registerExpectedStandardArguments('Vvht');
		44
		45	$this->getHelpManager()->setPluginName('check_nextcloud_version');
		46	$this->getHelpManager()->setVersion('1.0');
		47	$this->getHelpManager()->setShortDescription('This plugin checks if a local Nextcloud system has the latest version installed.');
		48	$this->getHelpManager()->setCopyright('Copyright (C) 2011-$CURYEAR$ Daniel Marschall, ViaThinkSoft.');
		49	$this->getHelpManager()->setSyntax('$SCRIPTNAME$ [-d <directory>]');
		50	$this->getHelpManager()->setFootNotes('If you encounter bugs, please contact ViaThinkSoft at www.viathinksoft.com');
		51
		52	// Individual (non-standard) arguments:
		53	$this->addExpectedArgument($this->argSystemDir = new VNagArgument('d', 'directory', VNagArgument::VALUE_REQUIRED, 'nextCloudPath', 'The local directory where your Nextcloud installation is located.'));
		54	}
		55
76	daniel-mar	56	protected function get_versions($local_path) {
32	daniel-mar	57	$local_path = realpath($local_path) === false ? $local_path : realpath($local_path);
		58
		59	if (!file_exists($local_path . '/version.php')) {
77	daniel-mar	60	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'".');
32	daniel-mar	61	}
		62
33	daniel-mar	63	// We don't include version.php because it would be a security vulnerability
		64	// code injection if somebody controls version.php
77	daniel-mar	65	$cont = @file_get_contents($local_path . '/version.php');
		66	if ($cont === false) {
		67	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". Missing file version.php.');
		68	}
33	daniel-mar	69	if (preg_match('@\\$(OC_Version)\\s=\\sarray\$\\s(.+)\\s,\\s(.+)\\s,\\s(.+)\\s,\\s(.+)\\s\$\\s*;@ismU', $cont, $m)) {
		70	$OC_Version = array($m[2],$m[3],$m[4],$m[5]);
		71	} else {
77	daniel-mar	72	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". Missing "OC_Version".');
32	daniel-mar	73	}
33	daniel-mar	74	if (preg_match('@\\$(OC_VersionString)\\s=\\s([\'"])(.)\\2\\s;@ismU', $cont, $m)) {
		75	$OC_VersionString = $m[3];
		76	} else {
77	daniel-mar	77	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". Missing "OC_VersionString".');
33	daniel-mar	78	}
		79	if (preg_match('@\\$(OC_Edition)\\s=\\s([\'"])(.)\\2\\s;@ismU', $cont, $m)) {
		80	$OC_Edition = $m[3];
		81	} else {
77	daniel-mar	82	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". Missing "OC_Edition".');
33	daniel-mar	83	}
		84	if (preg_match('@\\$(OC_Channel)\\s=\\s([\'"])(.)\\2\\s;@ismU', $cont, $m)) {
		85	$OC_Channel = $m[3];
		86	} else {
77	daniel-mar	87	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". Missing "OC_Channel".');
33	daniel-mar	88	}
		89	if (preg_match('@\\$(OC_Build)\\s=\\s([\'"])(.)\\2\\s;@ismU', $cont, $m)) {
		90	$OC_Build = $m[3];
		91	} else {
77	daniel-mar	92	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". Missing "OC_Build".');
33	daniel-mar	93	}
		94	if (preg_match('@\\$(vendor)\\s=\\s([\'"])(.)\\2\\s;@ismU', $cont, $m)) {
		95	$vendor = $m[3];
		96	if ($vendor != 'nextcloud') {
77	daniel-mar	97	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". It is "'.$vendor.'".');
33	daniel-mar	98	}
		99	} else {
77	daniel-mar	100	throw new VNagException('This is not a valid Nextcloud installation in "'.$local_path.'". Missing "vendor".');
33	daniel-mar	101	}
32	daniel-mar	102
		103	$baseUrl = 'https://updates.nextcloud.org/updater_server/';
		104
		105	// More information about the paramters, see https://github.com/nextcloud/updater_server/blob/master/src/Request.php
		106	$php_version = explode('.', PHP_VERSION);
		107	$update_url = $baseUrl . '?version='.
		108	implode('x', $OC_Version).'x'.
		109	'x'. // installationMtime
		110	'x'. // lastCheck
		111	$OC_Channel.'x'.
		112	$OC_Edition.'x'.
		113	urlencode($OC_Build).'x'.
		114	$php_version[0].'x'.
		115	$php_version[1].'x'.
		116	intval($php_version[2]); // Last part could be something like "28-2+0~20210604.85+debian9~1.gbp219f11"
		117
76	daniel-mar	118	$cont = $this->url_get_contents($update_url);
32	daniel-mar	119	if ($cont === false) {
77	daniel-mar	120	throw new VNagException('Could not determinate current Nextcloud version in "'.$local_path.'". (Cannot access '.$update_url.')');
32	daniel-mar	121	}
		122
		123	if ($cont === '') {
		124	return array($OC_VersionString, $OC_VersionString, $OC_Channel);
		125	} else {
		126	$xml = simplexml_load_string($cont);
76	daniel-mar	127	if ($xml === false) {
77	daniel-mar	128	throw new VNagException('Could not determinate current Nextcloud version in "'.$local_path.'". (Invalid XML downloaded from update server)');
76	daniel-mar	129	}
32	daniel-mar	130	$new_ver = (string)$xml->version;
		131	return array($OC_VersionString, $new_ver, $OC_Channel);
		132	}
		133	}
		134
		135	protected function cbRun($optional_args=array()) {
		136	$system_dir = $this->argSystemDir->getValue();
		137	if (empty($system_dir)) {
77	daniel-mar	138	throw new VNagException("Please specify the directory of the Nextcloud installation.");
32	daniel-mar	139	}
		140	$system_dir = realpath($system_dir) === false ? $system_dir : realpath($system_dir);
		141
		142	if (!is_dir($system_dir)) {
77	daniel-mar	143	throw new VNagException('Directory "'.$system_dir.'" not found.');
32	daniel-mar	144	}
		145
76	daniel-mar	146	list($cur_ver, $new_ver, $channel) = $this->get_versions($system_dir);
32	daniel-mar	147
57	daniel-mar	148	if (version_compare($cur_ver,$new_ver) >= 0) {
32	daniel-mar	149	$this->setStatus(VNag::STATUS_OK);
		150	$this->setHeadline("Nextcloud version $cur_ver [$channel] is the latest available version for your Nextcloud installation at $system_dir", true);
		151	} else {
		152	$this->setStatus(VNag::STATUS_WARNING);
		153	$this->setHeadline("Nextcloud version $cur_ver [$channel] is outdated. Newer version is $new_ver [$channel] for installation at $system_dir", true);
		154	}
		155	}
		156	}

Subversion Repositories vnag

vnag/trunk/plugins/nextcloud_version/NextCloudVersionCheck.class.php – Rev 77