LibreNMS/Alert/Transport/Grafana.php
<?php
/* LibreNMS
* 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/>. */
namespace LibreNMS\Alert\Transport;
use App\Facades\DeviceCache;
use LibreNMS\Alert\Transport;
use LibreNMS\Enum\AlertState;
use LibreNMS\Exceptions\AlertTransportDeliveryException;
use LibreNMS\Util\Http;
use LibreNMS\Util\Url;
class Grafana extends Transport
{
protected string $name = 'Grafana Oncall';
public function deliverAlert(array $alert_data): bool
{
$device = DeviceCache::get($alert_data['device_id']);
$graph_args = [
'type' => 'device_bits', // FIXME use graph url related to alert
'device' => $device['device_id'],
'height' => 150,
'width' => 300,
'legend' => 'no',
'title' => 'yes',
];
//$graph_url = url('graph.php') . '?' . http_build_query($graph_args);
// FIXME - workaround for https://github.com/grafana/oncall/issues/3031
$graph_url = url('graph.php') . '/' . str_replace('&', '/', http_build_query($graph_args));
$data = [
'alert_uid' => $alert_data['id'] ?: $alert_data['uid'],
'title' => $alert_data['title'] ?? null,
'message' => $alert_data['msg'],
'image_url' => $graph_url,
'link_to_upstream_details' => Url::deviceUrl($device),
'state' => ($alert_data['state'] == AlertState::ACTIVE) ? 'alerting' : 'ok',
];
$res = Http::client()->post($this->config['url'] ?? '', $data);
if ($res->successful()) {
return true;
}
throw new AlertTransportDeliveryException($alert_data, $res->status(), $res->body(), $alert_data['msg'], $data);
}
public static function configTemplate(): array
{
return [
'config' => [
[
'title' => 'Webhook URL',
'name' => 'url',
'descr' => 'Grafana Oncall Webhook URL',
'type' => 'text',
],
],
'validation' => [
'url' => 'required|url',
],
];
}
}