419 lines
15 KiB
PHP
419 lines
15 KiB
PHP
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<?php
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// nag.php by Will Bradley, www.zyphon.com/arduino-nagios
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// Script to parse Nagios status.dat and present it in simplified HTML.
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// usage: nag.php for human view, nag.php?minimal=1 for computer view.
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//
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// Based on statusXML.php by Jason Antman
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//
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// +----------------------------------------------------------------------+
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// | PHP EMS Tools http://www.php-ems-tools.com |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 2006, 2007 Jason Antman. |
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// | |
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// | This program is free software; you can redistribute it and/or modify |
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// | it under the terms of the GNU General Public License as published by |
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// | the Free Software Foundation; either version 3 of the License, or |
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// | (at your option) any later version. |
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// | |
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// | This program is distributed in the hope that it will be useful, |
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// | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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// | GNU General Public License for more details. |
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// | |
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// | You should have received a copy of the GNU General Public License |
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// | along with this program; if not, write to: |
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// | |
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// | Free Software Foundation, Inc. |
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// | 59 Temple Place - Suite 330 |
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// | Boston, MA 02111-1307, USA. |
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// +----------------------------------------------------------------------+
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// | Authors: Jason Antman <jason@jasonantman.com> |
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// +----------------------------------------------------------------------+
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// $Id: nag.php,v 1.0 2011/12/11 03:76:14 wbradley Exp $
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// $Source: ArduinoNagiosDisplay/nag.php,v $
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// change the statusFile to the location of status.dat on your Nagios system
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$statusFile = "/var/cache/nagios3/status.dat";
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$nag_version = getFileVersion($statusFile); // returns integer 2 or 3
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$created_ts = 0;
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$debug = false;
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if($nag_version == 3)
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{
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$data = getData3($statusFile); // returns an array
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}
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else
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{
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$data = getData2($statusFile); // returns an array
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}
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$hosts = $data['hosts'];
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$services = $data['services'];
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$program = "";
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if(array_key_exists("program", $data))
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{
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$program = $data['program'];
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}
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echo outputHTML($hosts, $services, $program);
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function outputHTML($hosts, $services, $program)
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{
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if($_GET["minimal"] == "1") {
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$minimal = true;
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}
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$ret = "";
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// begin outputting XML
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//header("Content-type: text/xml");
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if($minimal){
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$ret .= "$";
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}
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else {
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$ret .= "<html>"."\n";
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$ret .= '<head><style type="text/css">body {font:15px arial,sans-serif; } dt { font-weight: bold; float: left; margin-right: 1em; }</style></head>'."\n";
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$ret .= "<body>"."\n";
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}
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// program status
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/*
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if($program != "")
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{
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$ret .= '<programStatus>'."\n";
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foreach($program as $key => $val)
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{
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$key = xmlname($key);
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$val = xmlstring($val);
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$ret .= ' <'.$key.'>'.$val.'</'.$key.'>'."\n";
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}
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$ret .= '</programStatus>'."\n";
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}
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*/
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// hosts
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foreach($hosts as $hostName => $hostArray)
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{
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if($minimal) {
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$ret .= $hostArray['current_state'];
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}
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else {
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$ret .= "<dt>".$hostArray['host_name']."</dt>";
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$ret .= "<dd>".$hostArray['current_state']."</dd>";
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}
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/*
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$current_state = $hostArray['current_state'];
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$ret .= ' <host>'."\n";
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foreach($hostArray as $key => $val)
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{
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$key = xmlname($key);
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$val = xmlstring($val);
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$ret .= ' <'.$key.'>'.$val.'</'.$key.'>'."\n";
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}
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$ret .= ' </host>'."\n";
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*/
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}
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// loop through the services
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foreach ($services as $hostName => $service)
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{
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foreach ($service as $serviceDesc => $serviceArray)
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{
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if($minimal) {
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$ret .= $serviceArray['current_state'];
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}
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else {
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$ret .= "<dt>".$serviceArray['host_name']." ".$serviceArray['service_description']."</dt>";
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$ret .= "<dd>".$serviceArray['current_state']."</dd>";
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}
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}
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}
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if(!$minimal){
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$ret .= "</body></html>";
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}
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return $ret;
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}
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// replace reserved characters in key for name
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function xmlname($s)
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{
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$s = str_replace("<", "<", $s);
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$s = str_replace(">", ">", $s);
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$s = str_replace("&", "&", $s);
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return $s;
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}
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function xmlstring($s)
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{
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$s = str_replace("<", "<", $s);
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$s = str_replace(">", ">", $s);
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$s = str_replace("&", "&", $s);
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return $s;
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}
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// figure out what version the file is
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function getFileVersion($statusFile)
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{
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global $created_ts;
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$version = 2;
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$fh = fopen($statusFile, 'r');
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$inInfo = false;
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while($line = fgets($fh))
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{
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if(trim($line) == "info {")
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{
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$inInfo = true;
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}
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elseif(trim($line) == "}")
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{
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$inInfo = false;
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break;
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}
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if($inInfo)
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{
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$vals = explode("=", $line);
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if(trim($vals[0]) == "created")
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{
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$created = $vals[1];
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}
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elseif(trim($vals[0]) == "version")
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{
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if(substr($vals[1], 0, 1) == "3")
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{
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$version = 3;
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}
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}
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}
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}
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return $version;
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}
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// parse nagios2 status.dat
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function getData2($statusFile)
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{
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// the keys to get from host status:
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$host_keys = array('host_name', 'has_been_checked', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'current_attempt', 'state_type', 'last_state_change', 'last_time_up', 'last_time_down', 'last_time_unreachable', 'last_notification', 'next_notification', 'no_more_notifications', 'current_notification_number', 'notifications_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'active_checks_enabled', 'passive_checks_enabled', 'last_update');
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// keys to get from service status:
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$service_keys = array('host_name', 'service_description', 'has_been_checked', 'check_execution_time', 'check_latency', 'current_state', 'state_type', 'last_state_change', 'last_time_ok', 'last_time_warning', 'last_time_unknown', 'last_time_critical', 'plugin_output', 'last_check', 'notifications_enabled', 'active_checks_enabled', 'passive_checks_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'last_update', 'is_flapping');
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# open the file
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$fh = fopen($statusFile, 'r');
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# variables to keep state
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$inSection = false;
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$sectionType = "";
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$lineNum = 0;
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$sectionData = array();
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$hostStatus = array();
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$serviceStatus = array();
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#variables for total hosts and services
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$typeTotals = array();
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# loop through the file
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while($line = fgets($fh))
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{
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$lineNum++; // increment counter of line number, mainly for debugging
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$line = trim($line); // strip whitespace
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if($line == ""){ continue;} // ignore blank line
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if(substr($line, 0, 1) == "#"){ continue;} // ignore comment
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// ok, now we need to deal with the sections
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if(! $inSection)
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{
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// we're not currently in a section, but are looking to start one
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if(strstr($line, " ") && (substr($line, -1) == "{")) // space and ending with {, so it's a section header
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{
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$sectionType = substr($line, 0, strpos($line, " ")); // first word on line is type
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$inSection = true;
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// we're now in a section
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$sectionData = array();
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// increment the counter for this sectionType
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if(isset($typeTotals[$sectionType])){$typeTotals[$sectionType]=$typeTotals[$sectionType]+1;}else{$typeTotals[$sectionType]=1;}
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}
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}
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if($inSection && $line == "}") // closing a section
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{
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if($sectionType == "service")
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{
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$serviceStatus[$sectionData['host_name']][$sectionData['service_description']] = $sectionData;
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}
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if($sectionType == "host")
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{
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$hostStatus[$sectionData["host_name"]] = $sectionData;
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}
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$inSection = false;
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$sectionType = "";
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continue;
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}
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else
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{
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// we're currently in a section, and this line is part of it
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$lineKey = substr($line, 0, strpos($line, "="));
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$lineVal = substr($line, strpos($line, "=")+1);
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// add to the array as appropriate
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if($sectionType == "service")
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{
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if(in_array($lineKey, $service_keys))
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{
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$sectionData[$lineKey] = $lineVal;
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}
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}
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elseif($sectionType == "host")
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{
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if(in_array($lineKey, $host_keys))
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{
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$sectionData[$lineKey] = $lineVal;
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}
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}
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// else continue on, ignore this section, don't save anything
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}
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}
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fclose($fh);
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$retArray = array("hosts" => $hostStatus, "services" => $serviceStatus);
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return $retArray;
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}
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// parse nagios3 status.dat
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function getData3($statusFile)
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{
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global $debug;
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// the keys to get from host status:
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$host_keys = array('host_name', 'modified_attributes', 'check_command', 'check_period', 'notification_period', 'check_interval', 'retry_interval', 'event_handler', 'has_been_checked', 'should_be_scheduled', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'last_hard_state', 'last_event_id', 'current_event_id', 'current_problem_id', 'last_problem_id', 'plugin_output', 'long_plugin_output', 'performance_data', 'last_check', 'next_check', 'check_options', 'current_attempt', 'max_attempts', 'state_type', 'last_state_change', 'last_hard_state_change', 'last_time_up', 'last_time_down', 'last_time_unreachable', 'last_notification', 'next_notification', 'no_more_notifications', 'current_notification_number', 'current_notification_id', 'notifications_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'active_checks_enabled', 'passive_checks_enabled', 'event_handler_enabled', 'flap_detection_enabled', 'failure_prediction_enabled', 'process_performance_data', 'obsess_over_host', 'last_update', 'is_flapping', 'percent_state_change', 'scheduled_downtime_depth');
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// keys to get from service status:
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$service_keys = array('host_name', 'service_description', 'modified_attributes', 'check_command', 'check_period', 'notification_period', 'check_interval', 'retry_interval', 'event_handler', 'has_been_checked', 'should_be_scheduled', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'last_hard_state', 'last_event_id', 'current_event_id', 'current_problem_id', 'last_problem_id', 'current_attempt', 'max_attempts', 'state_type', 'last_state_change', 'last_hard_state_change', 'last_time_ok', 'last_time_warning', 'last_time_unknown', 'last_time_critical', 'plugin_output', 'long_plugin_output', 'performance_data', 'last_check', 'next_check', 'check_options', 'current_notification_number', 'current_notification_id', 'last_notification', 'next_notification', 'no_more_notifications', 'notifications_enabled', 'active_checks_enabled', 'passive_checks_enabled', 'event_handler_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'flap_detection_enabled', 'failure_prediction_enabled', 'process_performance_data', 'obsess_over_service', 'last_update', 'is_flapping', 'percent_state_change', 'scheduled_downtime_depth');
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# open the file
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$fh = fopen($statusFile, 'r');
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# variables to keep state
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$inSection = false;
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$sectionType = "";
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$lineNum = 0;
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$sectionData = array();
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$hostStatus = array();
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$serviceStatus = array();
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$programStatus = array();
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#variables for total hosts and services
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$typeTotals = array();
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# loop through the file
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while($line = fgets($fh))
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{
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$lineNum++; // increment counter of line number, mainly for debugging
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$line = trim($line); // strip whitespace
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if($line == ""){ continue;} // ignore blank line
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if(substr($line, 0, 1) == "#"){ continue;} // ignore comment
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// ok, now we need to deal with the sections
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if(! $inSection)
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{
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// we're not currently in a section, but are looking to start one
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if(substr($line, strlen($line)-1, 1) == "{") // space and ending with {, so it's a section header
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{
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$sectionType = substr($line, 0, strpos($line, " ")); // first word on line is type
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$inSection = true;
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// we're now in a section
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$sectionData = array();
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// increment the counter for this sectionType
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if(isset($typeTotals[$sectionType])){$typeTotals[$sectionType]=$typeTotals[$sectionType]+1;}else{$typeTotals[$sectionType]=1;}
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}
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}
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elseif($inSection && trim($line) == "}") // closing a section
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{
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if($sectionType == "servicestatus")
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{
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$serviceStatus[$sectionData['host_name']][$sectionData['service_description']] = $sectionData;
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}
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elseif($sectionType == "hoststatus")
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{
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$hostStatus[$sectionData["host_name"]] = $sectionData;
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}
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elseif($sectionType == "programstatus")
|
||
|
|
{
|
||
|
|
$programStatus = $sectionData;
|
||
|
|
}
|
||
|
|
$inSection = false;
|
||
|
|
$sectionType = "";
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// we're currently in a section, and this line is part of it
|
||
|
|
$lineKey = substr($line, 0, strpos($line, "="));
|
||
|
|
$lineVal = substr($line, strpos($line, "=")+1);
|
||
|
|
|
||
|
|
// add to the array as appropriate
|
||
|
|
if($sectionType == "servicestatus" || $sectionType == "hoststatus" || $sectionType == "programstatus")
|
||
|
|
{
|
||
|
|
if($debug){ echo "LINE ".$lineNum.": lineKey=".$lineKey."= lineVal=".$lineVal."=\n";}
|
||
|
|
$sectionData[$lineKey] = $lineVal;
|
||
|
|
}
|
||
|
|
// else continue on, ignore this section, don't save anything
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
fclose($fh);
|
||
|
|
|
||
|
|
$retArray = array("hosts" => $hostStatus, "services" => $serviceStatus, "program" => $programStatus);
|
||
|
|
return $retArray;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// this formats the age of a check in seconds into a nice textual description
|
||
|
|
function ageString($seconds)
|
||
|
|
{
|
||
|
|
$age = "";
|
||
|
|
if($seconds > 86400)
|
||
|
|
{
|
||
|
|
$days = (int)($seconds / 86400);
|
||
|
|
$seconds = $seconds - ($days * 86400);
|
||
|
|
$age .= $days." days ";
|
||
|
|
}
|
||
|
|
if($seconds > 3600)
|
||
|
|
{
|
||
|
|
$hours = (int)($seconds / 3600);
|
||
|
|
$seconds = $seconds - ($hours * 3600);
|
||
|
|
$age .= $hours." hours ";
|
||
|
|
}
|
||
|
|
if($seconds > 60)
|
||
|
|
{
|
||
|
|
$minutes = (int)($seconds / 60);
|
||
|
|
$seconds = $seconds - ($minutes * 60);
|
||
|
|
$age .= $minutes." minutes ";
|
||
|
|
}
|
||
|
|
$age .= $seconds." seconds ";
|
||
|
|
return $age;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
// the keys to get from host status:
|
||
|
|
$host_keys = array('host_name', 'has_been_checked', 'check_execution_time', 'check_latency', 'check_type', 'current_state', 'current_attempt', 'state_type', 'last_state_change', 'last_time_up', 'last_time_down', 'last_time_unreachable', 'last_notification', 'next_notification', 'no_more_notifications', 'current_notification_number', 'notifications_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'active_checks_enabled', 'passive_checks_enabled', 'last_update');
|
||
|
|
|
||
|
|
// keys to get from service status:
|
||
|
|
$service_keys = array('host_name', 'service_description', 'has_been_checked', 'check_execution_time', 'check_latency', 'current_state', 'state_type', 'last_state_change', 'last_time_ok', 'last_time_warning', 'last_time_unknown', 'last_time_critical', 'plugin_output', 'last_check', 'notifications_enabled', 'active_checks_enabled', 'passive_checks_enabled', 'problem_has_been_acknowledged', 'acknowledgement_type', 'last_update', 'is_flapping');
|
||
|
|
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
?>
|