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https://github.com/librenms/librenms.git
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4c6f917d9e
* Updates to snmptrap handling fix a bug in findDeviceByIP. Add more tests for that. Move handle outside of the Trap class, it doesn't fit. Add developer docs. * fix tests copy paste issue. * Fix findByIp when port may not exist. * Logging: Output context (and extra) if they exist * Generic trap event logging and new config setting.
72 lines
2.3 KiB
PHP
72 lines
2.3 KiB
PHP
<?php
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/**
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* LinkDown.php
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*
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* -Description-
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @package LibreNMS
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* @link http://librenms.org
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* @copyright 2018 Tony Murray
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* @author Tony Murray <murraytony@gmail.com>
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*/
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namespace LibreNMS\Snmptrap\Handlers;
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use App\Models\Device;
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use LibreNMS\Interfaces\SnmptrapHandler;
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use LibreNMS\Snmptrap\Trap;
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use Log;
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class LinkDown implements SnmptrapHandler
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{
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/**
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* Handle snmptrap.
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* Data is pre-parsed and delivered as a Trap.
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*
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* @param Device $device
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* @param Trap $trap
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* @return void
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*/
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public function handle(Device $device, Trap $trap)
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{
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$ifIndex = $trap->getOidData($trap->findOid('IF-MIB::ifIndex'));
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$port = $device->ports()->where('ifIndex', $ifIndex)->first();
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if (!$port) {
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Log::warning("Snmptrap linkDown: Could not find port at ifIndex $ifIndex for device: " . $device->hostname);
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return;
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}
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$port->ifOperStatus = $trap->getOidData("IF-MIB::ifOperStatus.$ifIndex");
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$port->ifAdminStatus = $trap->getOidData("IF-MIB::ifAdminStatus.$ifIndex");
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$device_array = $device->toArray();
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log_event("SNMP Trap: linkDown $port->ifAdminStatus/$port->ifOperStatus " . $port->ifDescr, $device_array, 'interface', 5, $port->port_id);
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if ($port->isDirty('ifAdminStatus')) {
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log_event("Interface Disabled : " . $port['ifDescr'] . " (TRAP)", $device_array, "interface", 3, $port['port_id']);
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}
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if ($port->isDirty('ifOperStatus')) {
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log_event("Interface went Down : " . $port['ifDescr'] . " (TRAP)", $device_array, "interface", 5, $port['port_id']);
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}
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$port->save();
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}
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}
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