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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 11 | daniel-mar | 1 | <?php |
| 2 | |||
| 3 | /* |
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| 4 | * VNag - Nagios Framework for PHP |
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| 5 | * Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com> |
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| 6 | * Licensed under the terms of the Apache 2.0 license |
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| 7 | * |
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| 77 | daniel-mar | 8 | * Revision 2023-10-13 |
| 11 | daniel-mar | 9 | */ |
| 10 | |||
| 11 | // TODO: Also let the user decide other parameters like -4/-6 and number of pings/timeout etc. |
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| 12 | |||
| 13 | # --- |
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| 14 | |||
| 15 | declare(ticks=1); |
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| 16 | |||
| 17 | # --- |
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| 18 | |||
| 19 | class PingCheck extends VNag { |
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| 28 | daniel-mar | 20 | protected $argHostname = null; |
| 11 | daniel-mar | 21 | |
| 22 | public function __construct() { |
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| 23 | parent::__construct(); |
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| 24 | |||
| 25 | $this->registerExpectedStandardArguments('Vhtwc'); |
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| 26 | |||
| 27 | $this->getHelpManager()->setPluginName('check_ping'); |
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| 79 | daniel-mar | 28 | $this->getHelpManager()->setVersion('2023-10-13'); |
| 11 | daniel-mar | 29 | $this->getHelpManager()->setShortDescription('This plugin performs a simple ping.'); |
| 30 | $this->getHelpManager()->setCopyright('Copyright (C) 2011-$CURYEAR$ Daniel Marschall, ViaThinkSoft.'); |
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| 31 | $this->getHelpManager()->setSyntax('$SCRIPTNAME$ -H hostname'); |
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| 32 | $this->getHelpManager()->setFootNotes('If you encounter bugs, please contact ViaThinkSoft at www.viathinksoft.com'); |
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| 33 | |||
| 34 | $this->addExpectedArgument($this->argHostname = new VNagArgument('H', 'hostname', VNagArgument::VALUE_REQUIRED, 'hostname', 'Hostname or IP address to be pinged', null)); |
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| 35 | } |
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| 36 | |||
| 37 | protected function cbRun($optional_args=array()) { |
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| 38 | $host = $this->argHostname->getValue(); |
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| 77 | daniel-mar | 39 | if (is_null($host)) throw new VNagException("Please enter a hostname"); |
| 11 | daniel-mar | 40 | |
| 41 | $this->outputHTML("<h2>Host ".htmlentities($host)."</h2>\n\n", true); |
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| 42 | |||
| 43 | if (self::is_ipv6($host)) { |
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| 44 | if (self::is_windows()) { |
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| 45 | // Windows |
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| 46 | exec("ping -6 -n 4 ".escapeshellarg($host), $outary, $code); |
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| 47 | } else { |
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| 48 | // Linux / MAC OSX (uses bash) |
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| 49 | exec("ping6 -c 4 -- ".escapeshellarg($host).' 2>&1', $outary, $code); |
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| 50 | } |
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| 51 | } else { |
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| 52 | if (self::is_windows()) { |
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| 53 | // Windows |
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| 54 | exec("ping -n 4 ".escapeshellarg($host), $outary, $code); |
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| 55 | } else { |
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| 56 | // Linux / MAC OSX (uses bash) |
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| 57 | exec("ping -c 4 -- ".escapeshellarg($host).' 2>&1', $outary, $code); |
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| 58 | } |
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| 59 | } |
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| 60 | $execresult = implode("\n", $outary); |
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| 61 | $execresult = trim($execresult); |
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| 62 | |||
| 63 | // We could also work with $code, but it might not work under Windows then |
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| 64 | if ($execresult == '') { |
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| 77 | daniel-mar | 65 | throw new VNagException('Could not launch ping executable.'); |
| 11 | daniel-mar | 66 | } |
| 67 | |||
| 68 | if ($code != 0) { |
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| 69 | $this->setStatus(VNag::STATUS_WARNING); |
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| 70 | $this->setHeadline("Ping failed", true); |
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| 71 | $this->outputHTML('<p><font color="red" size="+2">Ping failed</font></p>', true); |
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| 72 | } else { |
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| 73 | $this->setStatus(VNag::STATUS_OK); |
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| 74 | $this->outputHTML('<p><font color="green" size="+2">Ping OK</font></p>', true); |
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| 75 | } |
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| 76 | |||
| 13 | daniel-mar | 77 | $this->outputHTML('<pre>'.htmlentities($execresult).'</pre>', true); |
| 11 | daniel-mar | 78 | } |
| 79 | |||
| 80 | private static function is_windows() { |
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| 81 | // There is a problem with this variant: |
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| 82 | // Windows 9x does not contain the %OS% environment variable |
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| 83 | if (strtolower(getenv('OS')) == 'windows_nt') return true; |
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| 84 | |||
| 85 | if (defined('PHP_OS') && (PHP_OS == 'win')) return true; |
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| 86 | |||
| 87 | if (getenv('windir') != '') return true; |
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| 88 | |||
| 89 | return false; |
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| 90 | } |
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| 91 | |||
| 92 | private static function is_ipv6($host) { |
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| 93 | // Quick'n'Dirty |
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| 94 | return strpos($host, ':') !== false; |
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| 95 | } |
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| 96 | |||
| 97 | } |