File check_messpc of Package nagios-plugins-snmp

#!/usr/bin/php5
<?php
/*
** Author
**  Original author Carsten Schoene (cs@linux-administrator.com)
**
** Copyright
**  Copyright (c) 2009 linux-administrator.com
**  All Rights Reserved.
*/

$etherbox = ".1.3.6.1.4.1.14848.2.1.2.1.4";
$etherboxname = ".1.3.6.1.4.1.14848.2.1.2.1.2";
$messpcwin = ".1.3.6.1.4.1.14848.1.2.1.4";
$messpcwinname = ".1.3.6.1.4.1.14848.1.2.1.2";

define('MYNAME',"check_messpc");
define_syslog_variables();
openlog(MYNAME,LOG_PID | LOG_ODELAY,LOG_MAIL);

if ( ! extension_loaded("snmp") ) {
        if ( ! dl("snmp") ) {
                syslog(LOG_ERR,"snmp extension not loaded!");
                exit;
        }
}
ini_set("display_errors","on");

$cmdlineopt = getopt("t:H:C:w:c:p:h");

if (empty($cmdlineopt)) {
	print_help();
}

function print_help() {
        echo "Usage: " . MYNAME . "< -t etherbox | soft > < -H  HOSTNAME | -C COMMUNITY | -w | -c > <-p port>\n";
	echo "\t -t\t type of target etherbox or software\n";
        echo "\t -H\t target Hostname to check\n";
        echo "\t -C\t community name\n";
        echo "\t -w\t warning threshold\n";
        echo "\t -c\t critical threshold\n";
	echo "\t -p\t port of sensor ( 1 - 12)\n";
        echo "\t -h\t this help screen\n";
        exit(1);
}

function print_message ( $msg, $retval ) {
	echo "$msg\n";
	exit($retval);
}

if ( isset($cmdlineopt['t']) ) {
	switch ($cmdlineopt['t']) {
		case 0:
		case "ether":
		case "etherbox":
			$trgtoid = $etherbox;
			$trgtoidname = $etherboxname;
			break;
		case 1:
		case "soft":
		case "software":
			$trgtoid = $messpcwin;
			$trgtoidname = $messpcwinname;
			break;
		default:
			print_help;

}
}

if ( isset($cmdlineopt['H'])  &&  isset($cmdlineopt['C'])  &&  isset($cmdlineopt['w'])  &&  isset($cmdlineopt['c']) && isset($trgtoid) && isset($cmdlineopt['p']) ) {

$sensorvaluearr = explode(" " , snmpget($cmdlineopt['H'], $cmdlineopt['C'], $trgtoid . "." . $cmdlineopt['p'] ) );
	$sensornamearr = snmpget($cmdlineopt['H'], $cmdlineopt['C'], $trgtoidname . "." . $cmdlineopt['p'] );
	$sensornamearr = explode("STRING: " , $sensornamearr);
	$sensorvalue = $sensorvaluearr[1];
	$sensorname = $sensornamearr[1];
	$sensorname = ereg_replace("\"","",$sensorname);
	if ( $sensorvalue > $cmdlineopt['c'] ) {

$message = "SENSOR $sensorname Critical: " . $sensorvalue;
		print_message($message,2);

} elseif ( $sensorvalue > $cmdlineopt['w'] ) {

$message = "SENSOR $sensorname Warning: " . $sensorvalue;
		print_message($message,1);

} else {

$message = "SENSOR $sensorname OK: " . $sensorvalue;
		print_message($message,0);

}

} else {
	print_help();
}
?>