[stable28] feat(setupcheck): Add setup check for maintenance_window_start config

apps/settings/composer/composer/autoload_classmap.php

@@ -87,6 +87,7 @@
     'OCA\\Settings\\SetupChecks\\ForwardedForHeaders' => $baseDir . '/../lib/SetupChecks/ForwardedForHeaders.php',
     'OCA\\Settings\\SetupChecks\\InternetConnectivity' => $baseDir . '/../lib/SetupChecks/InternetConnectivity.php',
     'OCA\\Settings\\SetupChecks\\LegacySSEKeyFormat' => $baseDir . '/../lib/SetupChecks/LegacySSEKeyFormat.php',
+    'OCA\\Settings\\SetupChecks\\MaintenanceWindowStart' => $baseDir . '/../lib/SetupChecks/MaintenanceWindowStart.php',
     'OCA\\Settings\\SetupChecks\\MemcacheConfigured' => $baseDir . '/../lib/SetupChecks/MemcacheConfigured.php',
     'OCA\\Settings\\SetupChecks\\PhpDefaultCharset' => $baseDir . '/../lib/SetupChecks/PhpDefaultCharset.php',
     'OCA\\Settings\\SetupChecks\\PhpFreetypeSupport' => $baseDir . '/../lib/SetupChecks/PhpFreetypeSupport.php',

apps/settings/composer/composer/autoload_static.php

@@ -102,6 +102,7 @@ class ComposerStaticInitSettings
         'OCA\\Settings\\SetupChecks\\ForwardedForHeaders' => __DIR__ . '/..' . '/../lib/SetupChecks/ForwardedForHeaders.php',
         'OCA\\Settings\\SetupChecks\\InternetConnectivity' => __DIR__ . '/..' . '/../lib/SetupChecks/InternetConnectivity.php',
         'OCA\\Settings\\SetupChecks\\LegacySSEKeyFormat' => __DIR__ . '/..' . '/../lib/SetupChecks/LegacySSEKeyFormat.php',
+        'OCA\\Settings\\SetupChecks\\MaintenanceWindowStart' => __DIR__ . '/..' . '/../lib/SetupChecks/MaintenanceWindowStart.php',
         'OCA\\Settings\\SetupChecks\\MemcacheConfigured' => __DIR__ . '/..' . '/../lib/SetupChecks/MemcacheConfigured.php',
         'OCA\\Settings\\SetupChecks\\PhpDefaultCharset' => __DIR__ . '/..' . '/../lib/SetupChecks/PhpDefaultCharset.php',
         'OCA\\Settings\\SetupChecks\\PhpFreetypeSupport' => __DIR__ . '/..' . '/../lib/SetupChecks/PhpFreetypeSupport.php',

apps/settings/lib/AppInfo/Application.php

@@ -59,6 +59,7 @@
 use OCA\Settings\SetupChecks\ForwardedForHeaders;
 use OCA\Settings\SetupChecks\InternetConnectivity;
 use OCA\Settings\SetupChecks\LegacySSEKeyFormat;
+use OCA\Settings\SetupChecks\MaintenanceWindowStart;
 use OCA\Settings\SetupChecks\MemcacheConfigured;
 use OCA\Settings\SetupChecks\PhpDefaultCharset;
 use OCA\Settings\SetupChecks\PhpFreetypeSupport;
@@ -172,6 +173,7 @@ public function register(IRegistrationContext $context): void {
 		$context->registerSetupCheck(ForwardedForHeaders::class);
 		$context->registerSetupCheck(InternetConnectivity::class);
 		$context->registerSetupCheck(LegacySSEKeyFormat::class);
+		$context->registerSetupCheck(MaintenanceWindowStart::class);
 		$context->registerSetupCheck(MemcacheConfigured::class);
 		$context->registerSetupCheck(PhpDefaultCharset::class);
 		$context->registerSetupCheck(PhpFreetypeSupport::class);

apps/settings/lib/SetupChecks/MaintenanceWindowStart.php

@@ -0,0 +1,70 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2023 Joas Schilling <coding@schilljs.com>
+ *
+ * @author Joas Schilling <coding@schilljs.com>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Settings\SetupChecks;
+
+use OCP\IConfig;
+use OCP\IL10N;
+use OCP\IURLGenerator;
+use OCP\SetupCheck\ISetupCheck;
+use OCP\SetupCheck\SetupResult;
+
+class MaintenanceWindowStart implements ISetupCheck {
+	public function __construct(
+		private IL10N $l10n,
+		private IURLGenerator $urlGenerator,
+		private IConfig $config,
+	) {
+	}
+
+	public function getCategory(): string {
+		return 'system';
+	}
+
+	public function getName(): string {
+		return $this->l10n->t('Maintenance window start');
+	}
+
+	public function run(): SetupResult {
+		$configValue = $this->config->getSystemValue('maintenance_window_start', null);
+		if ($configValue === null) {
+			return SetupResult::warning(
+				$this->l10n->t('Server has no maintenance window start time configured. This means resource intensive daily background jobs will also be executed during your main usage time. We recommend to set it to a time of low usage, so users are less impacted by the load caused from these heavy tasks.'),
+				$this->urlGenerator->linkToDocs('admin-background-jobs')
+			);
+		}
+
+		$startValue = (int) $configValue;
+		$endValue = ($startValue + 6) % 24;
+		return SetupResult::success(
+			str_replace(
+				['{start}', '{end}'],
+				[$startValue, $endValue],
+				$this->l10n->t('Maintenance window to execute heavy background jobs is between {start}:00 UTC and {end}:00 UTC')
+			)
+		);
+	}
+}