mirror of
https://github.com/librenms/librenms.git
synced 2024-10-07 16:52:45 +00:00
71d740770b
* Remove Log::event Use the Eventlog class directly instead * wip * wip * wip * Apply fixes from StyleCI * Update Eventlog.php
75 lines
2.7 KiB
PHP
75 lines
2.7 KiB
PHP
<?php
|
|
/**
|
|
* Dispatcher.php
|
|
*
|
|
* Creates the correct handler for the trap and then sends it the trap.
|
|
*
|
|
* 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/>.
|
|
*
|
|
* @link https://www.librenms.org
|
|
*
|
|
* @copyright 2018 Tony Murray
|
|
* @author Tony Murray <murraytony@gmail.com>
|
|
*/
|
|
|
|
namespace LibreNMS\Snmptrap;
|
|
|
|
use App\Models\Eventlog;
|
|
use LibreNMS\Alert\AlertRules;
|
|
use LibreNMS\Config;
|
|
use LibreNMS\Snmptrap\Handlers\Fallback;
|
|
use Log;
|
|
|
|
class Dispatcher
|
|
{
|
|
/**
|
|
* Instantiate the correct handler for this trap and call it's handle method
|
|
*/
|
|
public static function handle(Trap $trap): bool
|
|
{
|
|
if (empty($trap->getDevice())) {
|
|
Log::warning('Could not find device for trap', ['trap_text' => $trap->raw]);
|
|
|
|
return false;
|
|
}
|
|
|
|
if ($trap->findOid('iso.3.6.1.6.3.1.1.4.1.0')) {
|
|
// Even the TrapOid is not properly converted to text, so snmptrapd is probably not
|
|
// configured with any MIBs (-M and/or -m).
|
|
// LibreNMS snmptraps code cannot process received data. Let's inform the user.
|
|
Eventlog::log('Misconfigured MIBS or MIBDIRS for snmptrapd, check https://docs.librenms.org/Extensions/SNMP-Trap-Handler/ : ' . $trap->raw, $trap->getDevice(), 'system');
|
|
|
|
return false;
|
|
}
|
|
|
|
// note, this doesn't clear the resolved SnpmtrapHandler so only one per run
|
|
/** @var \LibreNMS\Interfaces\SnmptrapHandler $handler */
|
|
$handler = app(\LibreNMS\Interfaces\SnmptrapHandler::class, [$trap->getTrapOid()]);
|
|
$handler->handle($trap->getDevice(), $trap);
|
|
|
|
// log an event if appropriate
|
|
$fallback = $handler instanceof Fallback;
|
|
$logging = Config::get('snmptraps.eventlog', 'unhandled');
|
|
$detailed = Config::get('snmptraps.eventlog_detailed', false);
|
|
if ($logging == 'all' || ($fallback && $logging == 'unhandled')) {
|
|
$trap->log($trap->toString($detailed));
|
|
} else {
|
|
$rules = new AlertRules;
|
|
$rules->runRules($trap->getDevice()->device_id);
|
|
}
|
|
|
|
return ! $fallback;
|
|
}
|
|
}
|