LibreNMS/LibreNMS/Snmptrap/Handlers/LinkDown.php

70 lines
2.2 KiB
PHP

<?php
/**
* LinkDown.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 <http://www.gnu.org/licenses/>.
*
* @package LibreNMS
* @link http://librenms.org
* @copyright 2018 Tony Murray
* @author Tony Murray <murraytony@gmail.com>
*/
namespace LibreNMS\Snmptrap\Handlers;
use App\Models\Device;
use LibreNMS\Interfaces\SnmptrapHandler;
use LibreNMS\Snmptrap\Trap;
use Log;
class LinkDown 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)
{
$ifIndex = $trap->getOidData($trap->findOid('IF-MIB::ifIndex'));
$port = $device->ports()->where('ifIndex', $ifIndex)->first();
if (!$port) {
Log::warning("Snmptrap linkDown: Could not find port at ifIndex $ifIndex for device: " . $device->hostname);
return;
}
$port->ifOperStatus = $trap->getOidData("IF-MIB::ifOperStatus.$ifIndex");
$port->ifAdminStatus = $trap->getOidData("IF-MIB::ifAdminStatus.$ifIndex");
Log::event("SNMP Trap: linkDown $port->ifAdminStatus/$port->ifOperStatus " . $port->ifDescr, $device->device_id, 'interface', 5, $port->port_id);
if ($port->isDirty('ifAdminStatus')) {
Log::event("Interface Disabled : $port->ifDescr (TRAP)", $device->device_id, "interface", 3, $port->port_id);
}
if ($port->isDirty('ifOperStatus')) {
Log::event("Interface went Down : $port->ifDescr (TRAP)", $device->device_id, "interface", 5, $port->port_id);
}
$port->save();
}
}