From 5ad549a72f54ce36bc9cb78e4dbdea657cfd3adf Mon Sep 17 00:00:00 2001
From: Côme Chilliet <come.chilliet@nextcloud.com>
Date: Mon, 15 Jan 2024 16:45:19 +0100
Subject: Migrate memcached PHP module setup check to new API
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Merged it with the other existing memcache setup check as it fits

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>
---
 .../lib/Controller/CheckSetupController.php        | 19 -------------------
 .../lib/SetupChecks/MemcacheConfigured.php         | 22 +++++++++++++++++++---
 .../tests/Controller/CheckSetupControllerTest.php  |  1 -
 3 files changed, 19 insertions(+), 23 deletions(-)

(limited to 'apps')

diff --git a/apps/settings/lib/Controller/CheckSetupController.php b/apps/settings/lib/Controller/CheckSetupController.php
index 8897548a977..c94bc56c4ba 100644
--- a/apps/settings/lib/Controller/CheckSetupController.php
+++ b/apps/settings/lib/Controller/CheckSetupController.php
@@ -123,24 +123,6 @@ class CheckSetupController extends Controller {
 		return $this->manager->isFairUseOfFreePushService();
 	}
 
-	/**
-	 * Checks if the correct memcache module for PHP is installed. Only
-	 * fails if memcached is configured and the working module is not installed.
-	 *
-	 * @return bool
-	 */
-	private function isCorrectMemcachedPHPModuleInstalled() {
-		$memcacheDistributedClass = $this->config->getSystemValue('memcache.distributed', null);
-		if ($memcacheDistributedClass === null || ltrim($memcacheDistributedClass, '\\') !== \OC\Memcache\Memcached::class) {
-			return true;
-		}
-
-		// there are two different memcache modules for PHP
-		// we only support memcached and not memcache
-		// https://code.google.com/p/memcached/wiki/PHPClientComparison
-		return !(!extension_loaded('memcached') && extension_loaded('memcache'));
-	}
-
 	/**
 	 * Checks if set_time_limit is not disabled.
 	 *
@@ -293,7 +275,6 @@ Raw output
 			[
 				'isFairUseOfFreePushService' => $this->isFairUseOfFreePushService(),
 				'reverseProxyDocs' => $this->urlGenerator->linkToDocs('admin-reverse-proxy'),
-				'isCorrectMemcachedPHPModuleInstalled' => $this->isCorrectMemcachedPHPModuleInstalled(),
 				'isSettimelimitAvailable' => $this->isSettimelimitAvailable(),
 				'areWebauthnExtensionsEnabled' => $this->areWebauthnExtensionsEnabled(),
 				'isMysqlUsedWithoutUTF8MB4' => $this->isMysqlUsedWithoutUTF8MB4(),
diff --git a/apps/settings/lib/SetupChecks/MemcacheConfigured.php b/apps/settings/lib/SetupChecks/MemcacheConfigured.php
index 2cde18a25df..1afe9cb879c 100644
--- a/apps/settings/lib/SetupChecks/MemcacheConfigured.php
+++ b/apps/settings/lib/SetupChecks/MemcacheConfigured.php
@@ -48,13 +48,29 @@ class MemcacheConfigured implements ISetupCheck {
 	}
 
 	public function run(): SetupResult {
-		if ($this->config->getSystemValue('memcache.local', null) !== null) {
-			return SetupResult::success($this->l10n->t('Configured'));
-		} else {
+		$memcacheDistributedClass = $this->config->getSystemValue('memcache.distributed', null);
+		$memcacheLockingClass = $this->config->getSystemValue('memcache.locking', null);
+		$memcacheLocalClass = $this->config->getSystemValue('memcache.local', null);
+		$caches = array_filter([$memcacheDistributedClass,$memcacheLockingClass,$memcacheLocalClass]);
+		if (in_array(\OC\Memcache\Memcached::class, array_map(fn (string $class) => ltrim($class, '\\'), $caches))) {
+			if (extension_loaded('memcache')) {
+				return SetupResult::warning(
+					$this->l10n->t('Memcached is configured as distributed cache, but the wrong PHP module "memcache" is installed. \\OC\\Memcache\\Memcached only supports "memcached" and not "memcache".'),
+					'https://code.google.com/p/memcached/wiki/PHPClientComparison'
+				);
+			}
+			if (!extension_loaded('memcached')) {
+				return SetupResult::warning(
+					$this->l10n->t('Memcached is configured as distributed cache, but the PHP module "memcached" is not installed.')
+				);
+			}
+		}
+		if ($memcacheLocalClass === null) {
 			return SetupResult::info(
 				$this->l10n->t('No memory cache has been configured. To enhance performance, please configure a memcache, if available.'),
 				$this->urlGenerator->linkToDocs('admin-performance')
 			);
 		}
+		return SetupResult::success($this->l10n->t('Configured'));
 	}
 }
diff --git a/apps/settings/tests/Controller/CheckSetupControllerTest.php b/apps/settings/tests/Controller/CheckSetupControllerTest.php
index 3bec435bd6a..deec0e6aedd 100644
--- a/apps/settings/tests/Controller/CheckSetupControllerTest.php
+++ b/apps/settings/tests/Controller/CheckSetupControllerTest.php
@@ -192,7 +192,6 @@ class CheckSetupControllerTest extends TestCase {
 		$expected = new DataResponse(
 			[
 				'reverseProxyDocs' => 'reverse-proxy-doc-link',
-				'isCorrectMemcachedPHPModuleInstalled' => true,
 				'isSettimelimitAvailable' => true,
 				'areWebauthnExtensionsEnabled' => false,
 				'isMysqlUsedWithoutUTF8MB4' => false,
-- 
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