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<?php
/**
* Dnos.php
*
* Dell Network OS
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @package LibreNMS
* @link http://librenms.org
* @copyright 2018 Tony Murray
* @author Tony Murray <murraytony@gmail.com>
*/
namespace LibreNMS\OS;
use LibreNMS\Device\Processor;
use LibreNMS\Interfaces\Discovery\ProcessorDiscovery;
use LibreNMS\OS;
class Dnos extends OS implements ProcessorDiscovery
{
/**
* Discover processors.
* Returns an array of LibreNMS\Device\Processor objects that have been discovered
*
* @return array Processors
*/
public function discoverProcessors()
{
$device = $this->getDevice();
$processors = array();
if (starts_with($device['sysObjectID'], '.1.3.6.1.4.1.6027.1.3')) {
d_echo('Dell S Series Chassis');
$this->findProcessors(
$processors,
'chStackUnitCpuUtil5Sec',
'F10-S-SERIES-CHASSIS-MIB',
'.1.3.6.1.4.1.6027.3.10.1.2.9.1.2',
'Stack Unit'
);
} elseif (starts_with($device['sysObjectID'], '.1.3.6.1.4.1.6027.1.2')) {
d_echo('Dell C Series Chassis');
$this->findProcessors(
$processors,
'chRpmCpuUtil5Sec',
'F10-C-SERIES-CHASSIS-MIB',
'.1.3.6.1.4.1.6027.3.8.1.3.7.1.3',
'Route Process Module',
$this->getName() . '-rpm'
);
$this->findProcessors(
$processors,
'chLineCardCpuUtil5Sec',
'F10-C-SERIES-CHASSIS-MIB',
'.1.3.6.1.4.1.6027.3.8.1.5.1.1.1',
'Line Card'
);
} elseif (starts_with($device['sysObjectID'], '.1.3.6.1.4.1.6027.1.4')) {
d_echo('Dell M Series Chassis');
$this->findProcessors(
$processors,
'chStackUnitCpuUtil5Sec',
'F10-M-SERIES-CHASSIS-MIB',
'.1.3.6.1.4.1.6027.3.19.1.2.8.1.2',
'Stack Unit'
);
} elseif (starts_with($device['sysObjectID'], '.1.3.6.1.4.1.6027.1.5')) {
d_echo('Dell Z Series Chassis');
$this->findProcessors(
$processors,
'chSysCpuUtil5Sec',
'F10-Z-SERIES-CHASSIS-MIB',
'.1.3.6.1.4.1.6027.3.25.1.2.3.1.1',
'Chassis'
);
}
return $processors;
}
/**
* Find processors and append them to the $processors array
*
* @param array $processors
* @param string $oid Textual OIDf
* @param string $mib MIB
* @param string $num_oid Numerical OID
* @param string $name Name prefix to display to user
* @param string custom type (if there are multiple in one chassis)
*/
private function findProcessors(&$processors, $oid, $mib, $num_oid, $name, $type = null)
{
$data = $this->getCacheByIndex($oid, $mib);
foreach ($data as $index => $usage) {
$processors[] = Processor::discover(
$type ?: $this->getName(),
$this->getDeviceId(),
"$num_oid.$index",
$index,
"$name $index CPU",
1,
$usage
);
}
}
}