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-rw-r--r--lib/composer/composer/autoload_classmap.php1
-rw-r--r--lib/composer/composer/autoload_static.php1
-rw-r--r--lib/private/Memcache/WithLocalCache.php54
-rw-r--r--lib/private/User/Manager.php3
4 files changed, 58 insertions, 1 deletions
diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index 6e0934c8fa1..69d1f92c98c 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -1353,6 +1353,7 @@ return array(
'OC\\Memcache\\NullCache' => $baseDir . '/lib/private/Memcache/NullCache.php',
'OC\\Memcache\\ProfilerWrapperCache' => $baseDir . '/lib/private/Memcache/ProfilerWrapperCache.php',
'OC\\Memcache\\Redis' => $baseDir . '/lib/private/Memcache/Redis.php',
+ 'OC\\Memcache\\WithLocalCache' => $baseDir . '/lib/private/Memcache/WithLocalCache.php',
'OC\\MemoryInfo' => $baseDir . '/lib/private/MemoryInfo.php',
'OC\\Metadata\\Capabilities' => $baseDir . '/lib/private/Metadata/Capabilities.php',
'OC\\Metadata\\FileEventListener' => $baseDir . '/lib/private/Metadata/FileEventListener.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index 50aaa84ae77..1191a3bfa53 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -1386,6 +1386,7 @@ class ComposerStaticInit749170dad3f5e7f9ca158f5a9f04f6a2
'OC\\Memcache\\NullCache' => __DIR__ . '/../../..' . '/lib/private/Memcache/NullCache.php',
'OC\\Memcache\\ProfilerWrapperCache' => __DIR__ . '/../../..' . '/lib/private/Memcache/ProfilerWrapperCache.php',
'OC\\Memcache\\Redis' => __DIR__ . '/../../..' . '/lib/private/Memcache/Redis.php',
+ 'OC\\Memcache\\WithLocalCache' => __DIR__ . '/../../..' . '/lib/private/Memcache/WithLocalCache.php',
'OC\\MemoryInfo' => __DIR__ . '/../../..' . '/lib/private/MemoryInfo.php',
'OC\\Metadata\\Capabilities' => __DIR__ . '/../../..' . '/lib/private/Metadata/Capabilities.php',
'OC\\Metadata\\FileEventListener' => __DIR__ . '/../../..' . '/lib/private/Metadata/FileEventListener.php',
diff --git a/lib/private/Memcache/WithLocalCache.php b/lib/private/Memcache/WithLocalCache.php
new file mode 100644
index 00000000000..5b7ccc10e39
--- /dev/null
+++ b/lib/private/Memcache/WithLocalCache.php
@@ -0,0 +1,54 @@
+<?php
+
+namespace OC\Memcache;
+
+use OCP\Cache\CappedMemoryCache;
+use OCP\ICache;
+
+/**
+ * Wrap a cache instance with an extra later of local, in-memory caching
+ */
+class WithLocalCache implements ICache {
+ private ICache $inner;
+ private CappedMemoryCache $cached;
+
+ public function __construct(ICache $inner, int $localCapacity = 512) {
+ $this->inner = $inner;
+ $this->cached = new CappedMemoryCache($localCapacity);
+ }
+
+ public function get($key) {
+ if (isset($this->cached[$key])) {
+ return $this->cached[$key];
+ } else {
+ $value = $this->inner->get($key);
+ if (!is_null($value)) {
+ $this->cached[$key] = $value;
+ }
+ return $value;
+ }
+ }
+
+ public function set($key, $value, $ttl = 0) {
+ $this->cached[$key] = $value;
+ return $this->inner->set($key, $value, $ttl);
+ }
+
+ public function hasKey($key) {
+ return isset($this->cached[$key]) || $this->inner->hasKey($key);
+ }
+
+ public function remove($key) {
+ unset($this->cached[$key]);
+ return $this->inner->remove($key);
+ }
+
+ public function clear($prefix = '') {
+ $this->cached->clear();
+ return $this->inner->clear($prefix);
+ }
+
+ public static function isAvailable(): bool {
+ return false;
+ }
+}
diff --git a/lib/private/User/Manager.php b/lib/private/User/Manager.php
index 937d825ed77..859ebd2a604 100644
--- a/lib/private/User/Manager.php
+++ b/lib/private/User/Manager.php
@@ -34,6 +34,7 @@
namespace OC\User;
use OC\Hooks\PublicEmitter;
+use OC\Memcache\WithLocalCache;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\EventDispatcher\IEventDispatcher;
use OCP\HintException;
@@ -104,7 +105,7 @@ class Manager extends PublicEmitter implements IUserManager {
IEventDispatcher $eventDispatcher) {
$this->config = $config;
$this->dispatcher = $oldDispatcher;
- $this->cache = $cacheFactory->createDistributed('user_backend_map');
+ $this->cache = new WithLocalCache($cacheFactory->createDistributed('user_backend_map'));
$cachedUsers = &$this->cachedUsers;
$this->listen('\OC\User', 'postDelete', function ($user) use (&$cachedUsers) {
/** @var \OC\User\User $user */