feat: Add FPM statistics

Signed-off-by: Côme Chilliet <[email protected]>

lib/Controller/ApiController.php

@@ -12,6 +12,7 @@
 use OCA\ServerInfo\DatabaseStatistics;
 use OCA\ServerInfo\Os;
 use OCA\ServerInfo\PhpStatistics;
+use OCA\ServerInfo\FpmStatistics;
 use OCA\ServerInfo\SessionStatistics;
 use OCA\ServerInfo\ShareStatistics;
 use OCA\ServerInfo\StorageStatistics;
@@ -25,44 +26,22 @@
 use OCP\IUserSession;
 
 class ApiController extends OCSController {
-	private Os $os;
-	private IConfig $config;
-	private IGroupManager $groupManager;
-	private ?IUserSession $userSession;
-	private SystemStatistics $systemStatistics;
-	private StorageStatistics $storageStatistics;
-	private PhpStatistics $phpStatistics;
-	private DatabaseStatistics $databaseStatistics;
-	private ShareStatistics $shareStatistics;
-	private SessionStatistics $sessionStatistics;
-
-	/**
-	 * ApiController constructor.
-	 */
-	public function __construct(string $appName,
+	public function __construct(
+		string $appName,
 		IRequest $request,
-		IConfig $config,
-		IGroupManager $groupManager,
-		?IUserSession $userSession,
-		Os $os,
-		SystemStatistics $systemStatistics,
-		StorageStatistics $storageStatistics,
-		PhpStatistics $phpStatistics,
-		DatabaseStatistics $databaseStatistics,
-		ShareStatistics $shareStatistics,
-		SessionStatistics $sessionStatistics) {
+		private IConfig $config,
+		private IGroupManager $groupManager,
+		private ?IUserSession $userSession,
+		private Os $os,
+		private SystemStatistics $systemStatistics,
+		private StorageStatistics $storageStatistics,
+		private PhpStatistics $phpStatistics,
+		private FpmStatistics $fpmStatistics,
+		private DatabaseStatistics $databaseStatistics,
+		private ShareStatistics $shareStatistics,
+		private SessionStatistics $sessionStatistics,
+	) {
 		parent::__construct($appName, $request);
-
-		$this->config = $config;
-		$this->groupManager = $groupManager;
-		$this->userSession = $userSession;
-		$this->os = $os;
-		$this->systemStatistics = $systemStatistics;
-		$this->storageStatistics = $storageStatistics;
-		$this->phpStatistics = $phpStatistics;
-		$this->databaseStatistics = $databaseStatistics;
-		$this->shareStatistics = $shareStatistics;
-		$this->sessionStatistics = $sessionStatistics;
 	}
 
 	/**
@@ -114,6 +93,7 @@ public function info(bool $skipApps = true, bool $skipUpdate = true): DataRespon
 			'server' => [
 				'webserver' => $this->getWebserver(),
 				'php' => $this->phpStatistics->getPhpStatistics(),
+				'fpm' => $this->fpmStatistics->getFpmStatistics(),
 				'database' => $this->databaseStatistics->getDatabaseStatistics()
 			],
 			'activeUsers' => $this->sessionStatistics->getSessionStatistics()

lib/FpmStatistics.php

@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\ServerInfo;
+
+use OCP\IDateTimeFormatter;
+
+/**
+ * @package OCA\Survey_Client\Categories
+ */
+class FpmStatistics {
+	public function __construct(
+		private IDateTimeFormatter $dateTimeFormatter,
+	) {
+	}
+
+	/**
+	 * Returns FPM statistics, with these keys:
+	 * "pool"
+	 * "process-manager"
+	 * "start-time"
+	 * "start-since"
+	 * "accepted-conn"
+	 * "listen-queue"
+	 * "max-listen-queue"
+	 * "listen-queue-len"
+	 * "idle-processes"
+	 * "active-processes"
+	 * "total-processes"
+	 * "max-active-processes"
+	 * "max-children-reached"
+	 * "slow-requests"
+	 *
+	 */
+	public function getFpmStatistics(): array|false {
+		if (!function_exists('fpm_get_status')) {
+			return false;
+		}
+		$status = fpm_get_status();
+		$status['start-time'] = $this->dateTimeFormatter->formatDateTime($status['start-time']);
+		unset($status['procs']);
+		return $status;
+	}
+}

lib/Settings/AdminSettings.php

@@ -13,6 +13,7 @@
 use OCA\ServerInfo\DatabaseStatistics;
 use OCA\ServerInfo\Os;
 use OCA\ServerInfo\PhpStatistics;
+use OCA\ServerInfo\FpmStatistics;
 use OCA\ServerInfo\SessionStatistics;
 use OCA\ServerInfo\ShareStatistics;
 use OCA\ServerInfo\StorageStatistics;
@@ -24,37 +25,19 @@
 use OCP\Settings\ISettings;
 
 class AdminSettings implements ISettings {
-	private Os $os;
-	private IL10N $l;
-	private IURLGenerator $urlGenerator;
-	private StorageStatistics $storageStatistics;
-	private PhpStatistics $phpStatistics;
-	private DatabaseStatistics $databaseStatistics;
-	private ShareStatistics $shareStatistics;
-	private SessionStatistics $sessionStatistics;
-	private SystemStatistics $systemStatistics;
-
 	public function __construct(
-		Os $os,
-		IL10N $l,
-		IURLGenerator $urlGenerator,
-		StorageStatistics $storageStatistics,
-		PhpStatistics $phpStatistics,
-		DatabaseStatistics $databaseStatistics,
-		ShareStatistics $shareStatistics,
-		SessionStatistics $sessionStatistics,
-		SystemStatistics $systemStatistics,
+		private Os $os,
+		private IL10N $l,
+		private IURLGenerator $urlGenerator,
+		private StorageStatistics $storageStatistics,
+		private PhpStatistics $phpStatistics,
+		private FpmStatistics $fpmStatistics,
+		private DatabaseStatistics $databaseStatistics,
+		private ShareStatistics $shareStatistics,
+		private SessionStatistics $sessionStatistics,
+		private SystemStatistics $systemStatistics,
 		private IConfig $config,
 	) {
-		$this->os = $os;
-		$this->l = $l;
-		$this->urlGenerator = $urlGenerator;
-		$this->storageStatistics = $storageStatistics;
-		$this->phpStatistics = $phpStatistics;
-		$this->databaseStatistics = $databaseStatistics;
-		$this->shareStatistics = $shareStatistics;
-		$this->sessionStatistics = $sessionStatistics;
-		$this->systemStatistics = $systemStatistics;
 	}
 
 	public function getForm(): TemplateResponse {
@@ -71,6 +54,7 @@ public function getForm(): TemplateResponse {
 			'storage' => $this->storageStatistics->getStorageStatistics(),
 			'shares' => $this->shareStatistics->getShareStatistics(),
 			'php' => $this->phpStatistics->getPhpStatistics(),
+			'fpm' => $this->fpmStatistics->getFpmStatistics(),
 			'database' => $this->databaseStatistics->getDatabaseStatistics(),
 			'activeUsers' => $this->sessionStatistics->getSessionStatistics(),
 			'system' => $this->systemStatistics->getSystemStatistics(true, true),

templates/settings-admin.php

@@ -369,6 +369,61 @@ function FormatMegabytes(int $byte): string {
 						</p>
 						<?php endif; ?>
 					</div>
+					<?php if ($_['fpm'] !== false): ?>
+					<div class="infobox">
+						<div class="fpm-wrapper">
+							<h3><?php p($l->t('FPM')); ?></h3>
+							<p>
+								<?php p($l->t('Pool:')); ?>
+								<em id="fpmPool"><?php p($_['fpm']['pool']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Type:')); ?>
+								<em id="fpmType"><?php p($_['fpm']['process-manager']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Start time:')); ?>
+								<em id="fpmStartTime"><?php p($_['fpm']['start-time']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Accepted connections:')); ?>
+								<em id="fpmAcceptedConn"><?php p($_['fpm']['accepted-conn']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Total processes:')); ?>
+								<em id="fpmTotalProcesses"><?php p($_['fpm']['total-processes']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Active processes:')); ?>
+								<em id="fpmActiveProcesses"><?php p($_['fpm']['active-processes']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Idle processes:')); ?>
+								<em id="fpmIdleProcesses"><?php p($_['fpm']['idle-processes']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Listen queue:')); ?>
+								<em id="fpmListenQueue"><?php p($_['fpm']['listen-queue']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Slow requests:')); ?>
+								<em id="fpmSlowRequests"><?php p($_['fpm']['slow-requests']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Max listen queue reached:')); ?>
+								<em id="fpmMaxListenQueue"><?php p($_['fpm']['max-listen-queue']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Max active processes:')); ?>
+								<em id="fpmMaxActiveProcesses"><?php p($_['fpm']['max-active-processes']); ?></em>
+							</p>
+							<p>
+								<?php p($l->t('Max children reached:')); ?>
+								<em id="fpmMaxChildrenReached"><?php p($_['fpm']['max-children-reached']); ?></em>
+							</p>
+						</div>
+					</div>
+					<?php endif; ?>
 				</div>
 			</div>