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[stable28] don't apply acls when scanning #2730

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merged 1 commit into from
Jan 9, 2024
Merged

[stable28] don't apply acls when scanning #2730

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31 changes: 28 additions & 3 deletions lib/Mount/GroupFolderStorage.php
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,10 @@
use OC\Files\Cache\Scanner;
use OC\Files\ObjectStore\ObjectStoreScanner;
use OC\Files\ObjectStore\ObjectStoreStorage;
use OC\Files\Storage\Wrapper\Jail;
use OC\Files\Storage\Wrapper\Quota;
use OC\Files\Storage\Wrapper\Wrapper;
use OCA\GroupFolders\ACL\ACLStorageWrapper;
use OCP\Files\Cache\ICacheEntry;
use OCP\IUser;
use OCP\IUserSession;
Expand Down Expand Up @@ -73,10 +76,32 @@ public function getCache($path = '', $storage = null) {
}

public function getScanner($path = '', $storage = null) {
/** @var \OC\Files\Storage\Wrapper\Wrapper $storage */
if (!$storage) {
$storage = $this;
// note that we explicitly don't used the passed in storage
// as we want to perform the scan on the underlying filesystem
// without any of the group folder permissions applied

/** @var Wrapper $storage */
$storage = $this->storage;

// we want to scan without ACLs applied
if ($storage->instanceOfStorage(ACLStorageWrapper::class)) {
// sanity check in case the code setting up the wrapper hierarchy is changed without updating this
if (!$this->storage instanceof Jail) {
throw new \Exception("groupfolder storage layout changed unexpectedly");
}

$jailRoot = $this->storage->getUnjailedPath('');
$aclStorage = $this->storage->getUnjailedStorage();

if (!$aclStorage instanceof ACLStorageWrapper) {
throw new \Exception("groupfolder storage layout changed unexpectedly");
}
$storage = new Jail([
'storage' => $aclStorage->getWrapperStorage(),
'root' => $jailRoot,
]);
}

if ($storage->instanceOfStorage(ObjectStoreStorage::class)) {
$storage->scanner = new ObjectStoreScanner($storage);
} elseif (!isset($storage->scanner)) {
Expand Down
1 change: 1 addition & 0 deletions tests/stub.phpstub
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Original file line number Diff line number Diff line change
Expand Up @@ -1502,6 +1502,7 @@ namespace OC\Files\Storage\Wrapper{

class Jail extends Wrapper {
public function getUnjailedPath(string $path): string {}
public function getUnjailedStorage(): IStorage {}
}

class Quota extends Wrapper {
Expand Down
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