Merge pull request #30531 from nextcloud/performance/optimize-filesystemtags-flow-groupfolder

Optimize FileSystemTags workflow for groupfolder
pull/30649/head
Carl Schwan 2022-01-13 13:52:29 +07:00 committed by GitHub
commit 992c26f8ed
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2 changed files with 42 additions and 11 deletions

@ -36,6 +36,7 @@ use OCP\SystemTag\ISystemTagObjectMapper;
use OCP\SystemTag\TagNotFoundException;
use OCP\WorkflowEngine\ICheck;
use OCP\WorkflowEngine\IFileCheck;
use OC\Files\Storage\Wrapper\Wrapper;
class FileSystemTags implements ICheck, IFileCheck {
use TFileCheck;
@ -132,13 +133,26 @@ class FileSystemTags implements ICheck, IFileCheck {
* @return int[]
*/
protected function getFileIds(ICache $cache, $path, $isExternalStorage) {
// TODO: Fix caching inside group folders
// Do not cache file ids inside group folders because multiple file ids might be mapped to
// the same combination of cache id + path.
/** @psalm-suppress InvalidArgument */
$shouldCacheFileIds = !$this->storage->instanceOfStorage(\OCA\GroupFolders\Mount\GroupFolderStorage::class);
$cacheId = $cache->getNumericStorageId();
if ($shouldCacheFileIds && isset($this->fileIds[$cacheId][$path])) {
if ($this->storage->instanceOfStorage(\OCA\GroupFolders\Mount\GroupFolderStorage::class)) {
// Special implementation for groupfolder since all groupfolders share the same storage
// id so add the group folder id in the cache key too.
$groupFolderStorage = $this->storage;
if ($this->storage instanceof Wrapper) {
$groupFolderStorage = $this->storage->getInstanceOfStorage(\OCA\GroupFolders\Mount\GroupFolderStorage::class);
}
if ($groupFolderStorage === null) {
throw new \LogicException('Should not happen: Storage is instance of GroupFolderStorage but no group folder storage found while unwrapping.');
}
/**
* @psalm-suppress UndefinedDocblockClass
* @psalm-suppress UndefinedInterfaceMethod
*/
$cacheId = $cache->getNumericStorageId() . '/' . $groupFolderStorage->getFolderId();
} else {
$cacheId = $cache->getNumericStorageId();
}
if (isset($this->fileIds[$cacheId][$path])) {
return $this->fileIds[$cacheId][$path];
}
@ -151,12 +165,10 @@ class FileSystemTags implements ICheck, IFileCheck {
$fileId = $cache->getId($path);
if ($fileId !== -1) {
$parentIds[] = $cache->getId($path);
$parentIds[] = $fileId;
}
if ($shouldCacheFileIds) {
$this->fileIds[$cacheId][$path] = $parentIds;
}
$this->fileIds[$cacheId][$path] = $parentIds;
return $parentIds;
}

@ -486,7 +486,7 @@ class Wrapper implements \OC\Files\Storage\Storage, ILockingStorage, IWriteStrea
/**
* Check if the storage is an instance of $class or is a wrapper for a storage that is an instance of $class
*
* @param string $class
* @param class-string<IStorage> $class
* @return bool
*/
public function instanceOfStorage($class) {
@ -497,6 +497,25 @@ class Wrapper implements \OC\Files\Storage\Storage, ILockingStorage, IWriteStrea
return is_a($this, $class) or $this->getWrapperStorage()->instanceOfStorage($class);
}
/**
* @psalm-template T of IStorage
* @psalm-param class-string<T> $class
* @psalm-return T|null
*/
public function getInstanceOfStorage(string $class) {
$storage = $this;
while ($storage instanceof Wrapper) {
if ($storage instanceof $class) {
break;
}
$storage = $storage->getWrapperStorage();
}
if (!($storage instanceof $class)) {
return null;
}
return $storage;
}
/**
* Pass any methods custom to specific storage implementations to the wrapped storage
*