#!/usr/bin/php 'h', 'long' => 'help', 'required' => false), array('short' => 'd', 'long' => 'domain', 'required' => true), array('short' => 'c', 'long' => 'critical', 'required' => false), array('short' => 'w', 'long' => 'warning', 'required' => false), array('short' => 's', 'long' => 'whoisServer', 'required' => false) ); $options = parse_specs($specs); return $options; } function parse_specs($specs) { $shortopts = ''; $longopts = array(); $opts = array(); // Create the array that will be passed to getopt // Accepts an array of arrays, where each contained array has three // entries, the short option, the long option and required foreach($specs as $spec) { if(!empty($spec['short'])) { $shortopts .= "{$spec['short']}:"; } if(!empty($spec['long'])) { $longopts[] = "{$spec['long']}:"; } } // Parse with the builtin getopt function $parsed = getopt($shortopts, $longopts); // Make sure the input variables are sane. Also check to make sure that // all flags marked required are present. foreach($specs as $spec) { $l = $spec['long']; $s = $spec['short']; if(array_key_exists($l, $parsed) && array_key_exists($s, $parsed)) { plugin_error("Command line parsing error: Inconsistent use of flag: ".$spec['long']); } if(array_key_exists($l, $parsed)) { $opts[$l] = $parsed[$l]; } elseif(array_key_exists($s, $parsed)) { $opts[$l] = $parsed[$s]; } elseif($spec['required'] == true) { plugin_error("Command line parsing error: Required variable ".$spec['long']." not present."); } } return $opts; } function debug_logging($message) { if(DEBUG) { echo $message; } } function plugin_error($error_message) { print("***ERROR***:\n\n{$error_message}\n\n"); fullusage(); nagios_exit('', STATUS_UNKNOWN); } function nagios_exit($stdout='', $exitcode=0) { print($stdout); exit($exitcode); } function main() { $options = parse_args(); if(array_key_exists('version', $options)) { print('Plugin version: '.VERSION); fullusage(); nagios_exit('', STATUS_OK); } check_environment(); check_domain($options); } function check_environment() { exec('which whois 2>&1', $execout, $return_var); $whois_path = $execout[0]; if ($return_var != 0) { plugin_error("whois is not installed in your system."); } } function check_domain($options) { //get the expiration date string for our given domain $execout = ""; $domain = escapeshellarg($options['domain']); $server = (!empty($options['whoisServer'])) ? $options['whoisServer'] : null; if ($server !== null) { $whois_server = "-h " . escapeshellarg($server); } else { $whois_server = null; } $cmd = "whois $domain $whois_server | grep -i 'expir\|renew\|paid-till'"; exec($cmd, $execout, $exitcode); if($exitcode != 0) { nagios_exit('Error running whois: '.implode('\n', $execout), STATUS_UNKNOWN); } //main plugin functionality $raw_date = $execout[0]; $offset = strpos($raw_date, ":")+1; if ($offset !== false) { $date = trim(substr($raw_date, $offset)); $pdate = format_dates($date,$format='mdy'); } $expire_seconds = strtotime($pdate); $expire_date = $pdate; $current_seconds = time(); $diff_seconds = $expire_seconds - $current_seconds; $expire_days = round($diff_seconds / 86400); $warning = (!empty($options['warning'])) ? $options['warning'] : null; $critical = (!empty($options['critical'])) ? $options['critical'] : null; //plugin output if ($critical !== null && $expire_days <= $critical) { nagios_exit("CRITICAL - Domain ".$domain." will expire in ".$expire_days." days (".$expire_date.").\n\n", STATUS_CRITICAL); } elseif ($warning !== null && $expire_days <= $warning) { nagios_exit("WARNING - Domain ".$domain." will expire in ".$expire_days." days (".$expire_date.").\n\n", STATUS_WARNING); } else { nagios_exit("OK - Domain ".$domain." will expire in ".$expire_days." days (".$expire_date.").\n\n", STATUS_OK); } } //worker functions function format_dates (&$res, $format='mdy') { if (!is_array($res)) return $res; foreach ($res as $key => $val) { if (is_array($val)) { if (!is_numeric($key) && ($key=='expires' || $key=='created' || $key=='changed')) { $d = get_date($val[0],$format); if ($d) $res[$key] = $d; } else { $res[$key] = format_dates($val,$format); } } else { if (!is_numeric($key) && ($key=='expires' || $key=='created' || $key=='changed')) { $d = get_date($val,$format); if ($d) $res[$key] = $d; } } } return $res; } function get_date($date, $format) { if(strtotime($date) > 0) { return date('Y-m-d', strtotime($date)); } $months = array( 'jan'=>1, 'ene'=>1, 'feb'=>2, 'mar'=>3, 'apr'=>4, 'abr'=>4, 'may'=>5, 'jun'=>6, 'jul'=>7, 'aug'=>8, 'ago'=>8, 'sep'=>9, 'oct'=>10, 'nov'=>11, 'dec'=>12, 'dic'=>12 ); $parts = explode(' ',$date); if (strpos($parts[0],'@') !== false) { unset($parts[0]); $date = implode(' ',$parts); } $date = str_replace(',',' ',trim($date)); $date = str_replace('.',' ',$date); $date = str_replace('-',' ',$date); $date = str_replace('/',' ',$date); $date = str_replace("\t",' ',$date); $parts = explode(' ',$date); $res = false; if ((strlen($parts[0]) == 8 || count($parts) == 1) && is_numeric($parts[0])) { $val = $parts[0]; for ($p=$i=0; $i<3; $i++) { if ($format[$i] != 'Y') { $res[$format[$i]] = substr($val,$p,2); $p += 2; } else { $res['y'] = substr($val,$p,4); $p += 4; } } } else { $format = strtolower($format); for ($p=$i=0; $p 1900) { $res[$key] = $res['y']; $res['y'] = $val; $ok = false; break; } } } if ($res['m'] > 12) { $v = $res['m']; $res['m'] = $res['d']; $res['d'] = $v; } if ($res['y'] < 70) { $res['y'] += 2000; } else { if ($res['y'] <= 99) $res['y'] += 1900; } return sprintf("%.4d-%02d-%02d",$res['y'],$res['m'],$res['d']); } function fullusage() { print( "check_domain.php - v".VERSION." Copyright (c) 2014 Luke Groschen, Nagios Enterprises , 2009-2014 Elan Ruusamäe Under GPL v2 License This plugin checks the expiration date of a domain name. Usage: ".PROGRAM." -h | -d [-c ] [-w ] [-s ] NOTE: -d must be specified Options: -h Print this help and usage message -d Domain name to query against -w Response time to result in warning status (days) -c Response time to result in critical status (days) -s Specify a whois server (whois.internic.net by default) This plugin will use the whois service to get the expiration date for the domain name. Example: $./".PROGRAM." -d nagios.com -w 30 -c 10 \n\n" ); } main(); ?>

GitHub Downloads

Direct Downloads