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Dashboard widget update (#9515)
Implemented in Laravel Doesn't use legacy PHP session Several widgets have new features and settings, for example: - Multiple ports in one graph - Maps settings are configurable and override system settings but default to system settings - Graylog stream and/or device selection - Much improved graph widget selection - Many more DO NOT DELETE THIS TEXT #### Please note > Please read this information carefully. You can run `./scripts/pre-commit.php` to check your code before submitting. - [x] Have you followed our [code guidelines?](http://docs.librenms.org/Developing/Code-Guidelines/) #### Testers If you would like to test this pull request then please run: `./scripts/github-apply <pr_id>`, i.e `./scripts/github-apply 5926` After you are done testing, you can remove the changes with `./scripts/github-remove`. If there are schema changes, you can ask on discord how to revert.
This commit is contained in:
Tony Murray
committed by
Neil Lathwood
Neil Lathwood
parent
dd695dde53
commit
74882e3950
134
app/Http/Controllers/Table/GraylogController.php
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134
app/Http/Controllers/Table/GraylogController.php
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<?php
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/**
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* GraylogController.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 App\Http\Controllers\Table;
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use App\ApiClients\GraylogApi;
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use App\Models\Device;
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use DateInterval;
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use DateTime;
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use DateTimeZone;
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use Illuminate\Http\Request;
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use LibreNMS\Config;
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use LibreNMS\Util\Url;
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class GraylogController extends SimpleTableController
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{
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private $timezone;
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public function __construct()
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{
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$timezone = Config::get('graylog.timezone');
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$this->timezone = $timezone ? new DateTimeZone($timezone) : null;
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}
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public function __invoke(Request $request, GraylogApi $api)
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{
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if (!$api->isConfigured()) {
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return response()->json([
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'error' => 'Graylog is not configured',
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], 503);
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}
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$this->validate($request, [
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'stream' => 'nullable|alpha_num',
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'device' => 'nullable|int',
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'range' => 'nullable|int',
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]);
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$search = $request->get('searchPhrase');
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$device_id = $request->get('device');
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$device = $device_id ? Device::find($device_id) : null;
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$range = $request->get('range', 0) ;
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$limit = $request->get('rowCount', 10);
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$page = $request->get('current', 1);
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$offset = ($page - 1) * $limit;
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$query = $api->buildSimpleQuery($search, $device);
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$sort = null;
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foreach ($request->get('sort', []) as $field => $direction) {
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$sort = "$field:$direction";
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}
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$stream = $request->get('stream');
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$filter = $stream ? "streams:$stream" : null;
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try {
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$data = $api->query($query, $range, $limit, $offset, $sort, $filter);
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return $this->formatResponse(
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array_map([$this, 'formatMessage'], $data['messages']),
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$page,
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count($data['messages']),
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$data['total_results']
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);
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} catch (\Exception $se) {
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$error = $se->getMessage();
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}
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return response()->json([
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'error' => $error,
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], 500);
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}
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private function formatMessage($message)
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{
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if ($this->timezone) {
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$graylogTime = new DateTime($message['message']['timestamp']);
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$offset = $this->timezone->getOffset($graylogTime);
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$timeInterval = DateInterval::createFromDateString((string)$offset . 'seconds');
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$graylogTime->add($timeInterval);
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$displayTime = $graylogTime->format('Y-m-d H:i:s');
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} else {
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$displayTime = $message['message']['timestamp'];
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}
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return [
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'severity' => $this->severityLabel($message['message']['level']),
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'timestamp' => $displayTime,
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'source' => '<a href="'.Url::generate(['page'=>'device', 'device'=>$message['message']['source']]).'">'.$message['message']['source'].'</a>',
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'message' => $message['message']['message'],
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'facility' => isset($message['message']['facility']) ? $message['message']['facility'] : '',
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'level' => $message['message']['level'],
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];
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}
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private function severityLabel($severity)
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{
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$map = [
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"0" => "label-danger",
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"1" => "label-danger",
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"2" => "label-danger",
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"3" => "label-danger",
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"4" => "label-warning",
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"5" => "label-info",
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"6" => "label-info",
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"7" => "label-default",
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"" => "label-info",
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];
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$barColor = isset($map[$severity]) ? $map[$severity] : 'label-info';
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return '<span class="alert-status '.$barColor .'" style="margin-right:8px;float:left;"></span>';
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}
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}
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