LibreNMS/Snmptrap/Handlers/AdvaNetThresholdCrossingAlert.php
<?php
/**
* AdvaNetThresholdCrossingAlert.php
*
* -Description-
*
* 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 <https://www.gnu.org/licenses/>.
*
* Adva Threshold Exceeded Alarms.
*
* @link https://www.librenms.org
*
* @copyright 2018 KanREN, Inc
* @author Heath Barnhart <hbarnhart@kanren.net> & Neil Kahle <nkahle@kanren.net>
*/
namespace LibreNMS\Snmptrap\Handlers;
use App\Models\Device;
use Illuminate\Support\Str;
use LibreNMS\Interfaces\SnmptrapHandler;
use LibreNMS\Snmptrap\Trap;
class AdvaNetThresholdCrossingAlert implements SnmptrapHandler
{
/**
* Handle snmptrap.
* Data is pre-parsed and delivered as a Trap.
*
* @param Device $device
* @param Trap $trap
* @return void
*/
public function handle(Device $device, Trap $trap): void
{
$interval = $trap->getOidData($trap->findOid('CM-PERFORMANCE-MIB::cmEthernetNetPortThresholdInterval'));
$ifName = $trap->getOidData($trap->findOid('IF-MIB::ifName'));
$threshMessage = $this->getThresholdMessage(
$trap->getOidData($trap->findOid('CM-PERFORMANCE-MIB::cmEthernetNetPortThresholdVariable'))
);
$trap->log("$ifName $threshMessage threshold exceeded for $interval");
}
public function getThresholdMessage(string $thresholdOid): string
{
foreach ($this->getThresholds() as $oid => $descr) {
if (Str::contains($thresholdOid, $oid)) {
return $descr;
}
}
return 'unknown';
}
public function getThresholds(): array
{
return [
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsUAS' => 'unavailable seconds',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESBF' => 'broadcast frames sent',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESBP' => 'broadcast frames received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESBS' => 'bytes sent',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESCAE' => 'crc align errors',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESC' => 'collisions',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESDE' => 'drop events',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESFS' => 'frames sent',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESF' => 'fragments',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESJ' => 'jabbers',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESMF' => 'multicast frames sent',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESMP' => 'multicast pakcets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESOF' => 'oversize frames discarded',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESOP' => 'oversize packets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESO' => 'octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP64' => '64 byte octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP65' => '65 to 127 byte octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP128' => '128 to 255 byte octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP256' => '256 to 511 byte octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP512' => '512 to 1023 byte octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP1024' => '1024 to 1518 byte octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP1519' => '1519 to MTU byte octets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESP' => 'packets received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESUF' => 'unicast frames sent',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsESUP' => 'unicast frames received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsL2CPFD' => 'layer 2 control protocol frames discarded',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsL2CPFP' => 'layer 2 control protocol frames discarded',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsABRRx' => 'average bit rate received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsABRTx' => 'average bit rate transmitted',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsL2PTRxFramesEncap' => 'layer 2 control protocol frames encapsulated',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsL2PTTxFramesDecap' => 'layer 2 control protocol frames decapsulated',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsIBRMaxRx' => 'instantaneous bit rate received max',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsIBRMaxTx' => 'instantaneous bit rate transmitted max',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsIBRMinRx' => 'instantaneous bit rate received min',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsIBRMinTx' => 'instantaneous bit rate transmitted min',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsIBRRx' => 'instantaneous bit rate received',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsIBRTx' => 'instantaneous bit rate transmitted',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsAclDropNoMatch' => 'acl drop no match',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsAclFwd2Cpu' => 'acl forwarded to cpu',
'CM-PERFORMANCE-MIB::cmEthernetNetPortStatsDhcpDropNoAssocIf' => 'dhcp dropped due to no associated interface',
'cmQosFlowPolicerStatsFMG' => 'frames marked green and passed',
'cmQosFlowPolicerStatsFMY' => 'frames marked yellow and passed',
'cmQosFlowPolicerStatsFMYD' => 'frames marked yellow and discarded',
'cmQosFlowPolicerStatsFMRD' => 'frames marked red and discarded',
'cmQosFlowPolicerStatsBytesIn' => 'total bytes in',
'cmQosFlowPolicerStatsBytesOut' => 'total bytes out',
'cmQosFlowPolicerStatsABR' => 'average bit rate',
'cmAccPortQosShaperStatsBT' => 'bytes dequeued',
'cmAccPortQosShaperStatsBTD' => 'bytes tail dropped',
'cmAccPortQosShaperStatsFD' => 'frames dequeued',
'cmAccPortQosShaperStatsFTD' => 'frames tail dropped',
'cmAccPortQosShaperStatsBR' => 'bytes replicated',
'cmAccPortQosShaperStatsFR' => 'frames replicated',
'cmAccPortQosShaperStatsABRRL' => 'average bit rate - rate limited',
'cmAccPortQosShaperStatsBREDD' => 'bytes random early discard, dropped',
'cmAccPortQosShaperStatsFREDD' => 'frames random early discard, dropped',
];
}
}