LibreNMS/Validations/Poller/CheckDispatcherService.php
<?php
/**
* CheckDispatcherService.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/>.
*
* @link https://www.librenms.org
*
* @copyright 2022 Tony Murray
* @author Tony Murray <murraytony@gmail.com>
*/
namespace LibreNMS\Validations\Poller;
use App\Models\Device;
use App\Models\Poller;
use App\Models\PollerCluster;
use LibreNMS\ValidationResult;
class CheckDispatcherService implements \LibreNMS\Interfaces\Validation
{
/**
* @inheritDoc
*/
public function validate(): ValidationResult
{
if (PollerCluster::exists()) {
return $this->checkDispatchService();
}
return ValidationResult::ok(trans('validation.validations.poller.CheckDispatcherService.not_detected'));
}
/**
* @inheritDoc
*/
public function enabled(): bool
{
return Device::exists();
}
private function checkDispatchService(): ValidationResult
{
if (PollerCluster::isActive()->exists()) {
// check for inactive nodes
$this_node_id = config('librenms.node_id');
$inactive = PollerCluster::isInactive()->get()
->map(function (PollerCluster $node) use ($this_node_id) {
$name = $node->poller_name ?: $node->node_id;
// mark this node
if ($node->node_id == $this_node_id) {
$name .= ' (this node)';
}
return $name;
});
if ($inactive->isNotEmpty()) {
return ValidationResult::fail(trans('validation.validations.poller.CheckDispatcherService.nodes_down'))
->setList('Inactive Nodes', $inactive->toArray());
}
// all ok
return ValidationResult::ok(trans('validation.validations.poller.CheckDispatcherService.ok'));
}
// python wrapper found, just warn
if (Poller::exists()) {
$status = Poller::isActive()->exists() ? ValidationResult::SUCCESS : ValidationResult::WARNING;
return new ValidationResult(trans('validation.validations.poller.CheckDispatcherService.warn'), $status);
}
// no python wrapper registered, fail
return ValidationResult::fail(trans('validation.validations.poller.CheckDispatcherService.fail'));
}
}