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58 | daniel-mar | 1 | <?php /* <ViaThinkSoftSignature> |
59 | daniel-mar | 2 | O3yOuJ0uY8SaZtsrvzay90oQ6sp1M+CxL4k53lThK/mXA4x6XNuTX1K8OygUl0swc |
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22 | Uc8V1D7xjhvuxa5APwrpcaULIpOSiC3upgmNYlZIODV2CKixY5csoo7Ka2wnAttss |
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23 | Q== |
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58 | daniel-mar | 24 | </ViaThinkSoftSignature> */ ?> |
25 | <?php |
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26 | |||
27 | /* |
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28 | * VNag - Nagios Framework for PHP |
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29 | * Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com> |
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30 | * Licensed under the terms of the Apache 2.0 license |
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31 | * |
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32 | * Revision 2022-12-18 |
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33 | */ |
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34 | |||
35 | declare(ticks=1); |
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36 | |||
37 | class WebSvnVersionCheck extends VNag { |
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38 | protected $argSystemDir = null; |
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39 | |||
40 | public function __construct() { |
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41 | parent::__construct(); |
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42 | |||
43 | $this->registerExpectedStandardArguments('Vht'); |
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44 | |||
45 | $this->getHelpManager()->setPluginName('check_websvn_version'); |
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46 | $this->getHelpManager()->setVersion('1.0'); |
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59 | daniel-mar | 47 | $this->getHelpManager()->setShortDescription('This plugin checks if a local WebSVN system has the latest version installed.'); |
58 | daniel-mar | 48 | $this->getHelpManager()->setCopyright('Copyright (C) 2011-$CURYEAR$ Daniel Marschall, ViaThinkSoft.'); |
49 | $this->getHelpManager()->setSyntax('$SCRIPTNAME$ [-d <directory>]'); |
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50 | $this->getHelpManager()->setFootNotes('If you encounter bugs, please contact ViaThinkSoft at www.viathinksoft.com'); |
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51 | |||
52 | // Individual (non-standard) arguments: |
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53 | $this->addExpectedArgument($this->argSystemDir = new VNagArgument('d', 'directory', VNagArgument::VALUE_REQUIRED, 'websvnPath', 'The local directory where your WebSVN installation is located.')); |
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54 | } |
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55 | |||
56 | protected function get_local_version($path) { |
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57 | $path = realpath($path) === false ? $path : realpath($path); |
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58 | |||
59 | if (!file_exists("$path/include/version.php")) { |
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60 | throw new Exception("Cannot find WebSVN settings file at $path"); |
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61 | } |
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62 | |||
63 | $cont = @file_get_contents("$path/include/version.php"); |
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64 | |||
65 | if (!preg_match('@\\$version = \'(.+)\';@ismU', $cont, $m)) { |
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66 | throw new Exception("Cannot determine version for system $path"); |
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67 | } |
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68 | |||
59 | daniel-mar | 69 | return $m[1]; // e.g. "2.8.1" or "2.8.1-DEV" |
58 | daniel-mar | 70 | } |
71 | |||
72 | protected function get_latest_version() { |
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73 | $url = 'https://api.github.com/repos/websvnphp/websvn/releases/latest'; |
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59 | daniel-mar | 74 | $max_cache_time = 24 * 60 * 60; |
75 | $cache_file = $this->get_cache_dir().'/'.sha1($url); |
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76 | if (file_exists($cache_file) && (time()-filemtime($cache_file) < $max_cache_time)) { |
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77 | $cont = @file_get_contents($cache_file); |
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78 | if (!$cont) throw new Exception("Failed to get contents from $cache_file"); |
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79 | } else { |
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80 | $options = array( |
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81 | 'http'=>array( |
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82 | 'method'=>"GET", |
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83 | 'header'=>"Accept-language: en\r\n" . |
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84 | "User-Agent: Mozilla/5.0 (iPad; U; CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B334b Safari/531.21.102011-10-16 20:23:10\r\n" |
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85 | ) |
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86 | ); |
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87 | $context = stream_context_create($options); |
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88 | $cont = @file_get_contents($url, false, $context); |
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89 | if (!$cont) throw new Exception("Failed to get contents from $url"); |
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90 | file_put_contents($cache_file, $cont); |
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58 | daniel-mar | 91 | } |
92 | |||
93 | $data = @json_decode($cont, true); |
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94 | if (!$data) { |
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95 | throw new Exception('Cannot parse version from GitHub API. The plugin probably needs to be updated. B'); |
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96 | } |
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97 | |||
59 | daniel-mar | 98 | return $data['tag_name']; // e.g. "2.8.1" |
58 | daniel-mar | 99 | } |
100 | |||
101 | protected function cbRun($optional_args=array()) { |
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102 | $system_dir = $this->argSystemDir->getValue(); |
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103 | if (empty($system_dir)) { |
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104 | throw new Exception("Please specify the directory of the WebSVN installation."); |
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105 | } |
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106 | $system_dir = realpath($system_dir) === false ? $system_dir : realpath($system_dir); |
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107 | |||
108 | if (!is_dir($system_dir)) { |
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109 | throw new Exception('Directory "'.$system_dir.'" not found.'); |
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110 | } |
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111 | |||
112 | $local_version = $this->get_local_version($system_dir); |
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113 | |||
114 | $latest_stable = $this->get_latest_version(); |
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115 | |||
59 | daniel-mar | 116 | // Note: version_compare() correctly assumes that 2.8.1 is higher than 2.8.1-DEV |
58 | daniel-mar | 117 | if (version_compare($local_version,$latest_stable,'>')) { |
118 | $this->setStatus(VNag::STATUS_OK); |
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119 | $this->setHeadline("Version $local_version (Latest stable version $latest_stable) at $system_dir", true); |
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120 | } else if (version_compare($local_version,$latest_stable,'=')) { |
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121 | $this->setStatus(VNag::STATUS_OK); |
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122 | $this->setHeadline("Version $local_version (Latest stable version) at $system_dir", true); |
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123 | } else { |
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124 | $this->setStatus(VNag::STATUS_WARNING); |
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125 | $this->setHeadline("Version $local_version is outdated (Latest version is $latest_stable) at $system_dir", true); |
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126 | } |
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127 | } |
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128 | } |