<?php /* <ViaThinkSoftSignature>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</ViaThinkSoftSignature> */ ?>
<?php
/*
* VNag - Nagios Framework for PHP
* Developed by Daniel Marschall, ViaThinkSoft <www.viathinksoft.com>
* Licensed under the terms of the Apache 2.0 license
*
* Revision 2023-10-13
*/
declare(ticks=1);
class SmartCheck extends VNag {
protected $argType = null;
public function __construct() {
parent::__construct();
if ($this->is_http_mode()) {
// Don't allow the standard arguments via $_REQUEST
$this->registerExpectedStandardArguments('');
} else {
$this->registerExpectedStandardArguments('Vhtv');
}
$this->getHelpManager()->setPluginName('vnag_smart');
$this->getHelpManager()->setVersion('1.0');
$this->getHelpManager()->setShortDescription('This plugin checks the contents of the SMART data and warns when a harddisk has failed.');
$this->getHelpManager()->setCopyright('Copyright (C) 2011-$CURYEAR$ Daniel Marschall, ViaThinkSoft.');
$this->getHelpManager()->setSyntax('$SCRIPTNAME$ [-T <type>]');
$this->getHelpManager()->setFootNotes('If you encounter bugs, please contact ViaThinkSoft at www.viathinksoft.com');
// TODO: also add a command to check a single drive [ -d /dev/sda,/dev/sdb ]
// Individual (non-standard) arguments:
$this->addExpectedArgument($this->argType = new VNagArgument('T', 'type', VNagArgument::VALUE_REQUIRED, 'type', 'Explicit drive type e.g. for RAID devices "sat+cciss,0" for drive 0.'));
}
private function check_smart($dev) {
if (!`which which`) {
throw new VNagException("Program 'which' is not installed on your system");
}
if (!`which smartctl`) {
throw new VNagException("Program 'smartctl' (usually included in package smartmontools) is not installed on your system");
}
$code = 0;
if ($this->argType->getValue() != '') {
// Note: Requires root
} else {
// Note: Requires root
}
$status = -1;
if (stripos($cont, 'device lacks SMART capability') !== false) {
// At my system (Debian 9), I get exit code 4 (which is not fully accurate)
$msg[] = 'Device lacks SMART capability';
#$status = VNag::STATUS_UNKNOWN;
} else if ($code == 0) {
$status = VNag::STATUS_OK;
} else {
if ($code & 1) {
throw new VNagException("smartctl reports 'command line did not parse' (code $code).");
}
if ($code & 2) {
$msg[] = "Device open failed. It is either completely defective, or in low-power mode.";
$status = max($status, VNag
::STATUS_CRITICAL);
}
if ($code & 4) {
$msg[] = "SMART command failed or checksum is wrong.";
$status = max($status, VNag
::STATUS_WARNING);
}
if ($code & 8) {
$msg[] = "SMART status returns 'DISK FAILING'";
$status = max($status, VNag
::STATUS_CRITICAL);
}
if ($code & 16) {
$msg[] = "SMART found prefail attributes below threshold";
$status = max($status, VNag
::STATUS_WARNING);
}
if ($code & 32) {
$msg[] = "SMART status is 'OK' but usage/prefail attributes have been below threshold in the past.";
$status = max($status, VNag
::STATUS_WARNING);
}
if ($code & 64) {
$msg[] = "The device error log contains records of errors.";
$status = max($status, VNag
::STATUS_WARNING);
}
if ($code & 128) {
$msg[] = "The self-test logs contains records of errors.";
$status = max($status, VNag
::STATUS_WARNING);
}
}
if ($messages != '') $messages = ": $messages";
if ($status == VNag::STATUS_CRITICAL) {
$this->addVerboseMessage("$dev (Critical)$messages", VNag::VERBOSITY_SUMMARY);
} else if ($status == VNag::STATUS_WARNING) {
$this->addVerboseMessage("$dev (Warning)$messages", VNag::VERBOSITY_SUMMARY);
} else if ($status == VNag::STATUS_OK) {
$this->addVerboseMessage("$dev (OK)$messages", VNag::VERBOSITY_ADDITIONAL_INFORMATION);
} else {
$status = VNag::STATUS_UNKNOWN;
$this->addVerboseMessage("$dev (Unknown)$messages", VNag::VERBOSITY_SUMMARY);
}
$this->setStatus($status);
return $status;
}
protected function cbRun() {
if (count($devices) == 0) {
throw new VNagException("No SDx or HDx drives found");
}
if (strpos($this->argType->getValue(),'cciss') !== false) {
$devices = array($devices[0]); // we just need a "fake" drive; the drive number is given as parameter to cciss
}
$count_total = 0;
$count_ok = 0;
$count_warning = 0;
$count_critical = 0;
$count_unknown = 0;
foreach ($devices as $dev) {
$count_total++;
switch ($this->check_smart($dev)) {
case VNag::STATUS_OK:
$count_ok++;
break;
case VNag::STATUS_WARNING:
$count_warning++;
break;
case VNag::STATUS_CRITICAL:
$count_critical++;
break;
case VNag::STATUS_UNKNOWN:
$count_unknown++;
break;
}
}
$this->setHeadline(sprintf('Checked %d drives (%d OK, %d warning, %d critical, %d unknown)', $count_total, $count_ok, $count_warning, $count_critical, $count_unknown));
}
}