fix search in nested jails

Signed-off-by: Robin Appelman <robin@icewind.nl>

apps/files_sharing/lib/Cache.php

@@ -89,6 +89,10 @@ class Cache extends CacheJail {
 		return $this->root;
 	}
 
+	protected function getGetUnjailedRoot() {
+		return $this->sourceRootInfo->getPath();
+	}
+
 	public function getCache() {
 		if (is_null($this->cache)) {
 			$sourceStorage = $this->storage->getSourceStorage();

apps/files_sharing/tests/CacheTest.php

@@ -517,4 +517,40 @@ class CacheTest extends TestCase {
 
 		$this->assertTrue($sourceStorage->getCache()->inCache('jail/sub/bar.txt'));
 	}
+
+	public function testSearchShareJailedStorage() {
+		$sourceStorage = new Temporary();
+		$sourceStorage->mkdir('jail');
+		$sourceStorage->mkdir('jail/sub');
+		$sourceStorage->file_put_contents('jail/sub/foo.txt', 'foo');
+		$jailedSource = new Jail([
+			'storage' => $sourceStorage,
+			'root' => 'jail'
+		]);
+		$sourceStorage->getScanner()->scan('');
+		$this->registerMount(self::TEST_FILES_SHARING_API_USER1, $jailedSource, '/' . self::TEST_FILES_SHARING_API_USER1 . '/files/foo');
+
+		self::loginHelper(self::TEST_FILES_SHARING_API_USER1);
+
+		$rootFolder = \OC::$server->getUserFolder(self::TEST_FILES_SHARING_API_USER1);
+		$node = $rootFolder->get('foo/sub');
+		$share = $this->shareManager->newShare();
+		$share->setNode($node)
+			->setShareType(IShare::TYPE_USER)
+			->setSharedWith(self::TEST_FILES_SHARING_API_USER2)
+			->setSharedBy(self::TEST_FILES_SHARING_API_USER1)
+			->setPermissions(\OCP\Constants::PERMISSION_ALL);
+		$share = $this->shareManager->createShare($share);
+		$share->setStatus(IShare::STATUS_ACCEPTED);
+		$this->shareManager->updateShare($share);
+		\OC_Util::tearDownFS();
+
+		self::loginHelper(self::TEST_FILES_SHARING_API_USER2);
+
+		/** @var SharedStorage $sharedStorage */
+		list($sharedStorage) = \OC\Files\Filesystem::resolvePath('/' . self::TEST_FILES_SHARING_API_USER2 . '/files/sub');
+
+		$results = $sharedStorage->getCache()->search("foo.txt");
+		$this->assertCount(1, $results);
+	}
 }

lib/private/Files/Cache/Wrapper/CacheJail.php

@@ -46,6 +46,7 @@ class CacheJail extends CacheWrapper {
 	 * @var string
 	 */
 	protected $root;
+	protected $unjailedRoot;
 
 	/**
 	 * @param \OCP\Files\Cache\ICache $cache
@@ -56,12 +57,27 @@ class CacheJail extends CacheWrapper {
 		$this->root = $root;
 		$this->connection = \OC::$server->getDatabaseConnection();
 		$this->mimetypeLoader = \OC::$server->getMimeTypeLoader();
+
+		if ($cache instanceof CacheJail) {
+			$this->unjailedRoot = $cache->getSourcePath($root);
+		} else {
+			$this->unjailedRoot = $root;
+		}
 	}
 
 	protected function getRoot() {
 		return $this->root;
 	}
 
+	/**
+	 * Get the root path with any nested jails resolved
+	 *
+	 * @return string
+	 */
+	protected function getGetUnjailedRoot() {
+		return $this->unjailedRoot;
+	}
+
 	protected function getSourcePath($path) {
 		if ($path === '') {
 			return $this->getRoot();
@@ -72,16 +88,20 @@ class CacheJail extends CacheWrapper {
 
 	/**
 	 * @param string $path
+	 * @param null|string $root
 	 * @return null|string the jailed path or null if the path is outside the jail
 	 */
-	protected function getJailedPath($path) {
-		if ($this->getRoot() === '') {
+	protected function getJailedPath(string $path, string $root = null) {
+		if ($root === null) {
+			$root = $this->getRoot();
+		}
+		if ($root === '') {
 			return $path;
 		}
-		$rootLength = strlen($this->getRoot()) + 1;
-		if ($path === $this->getRoot()) {
+		$rootLength = strlen($root) + 1;
+		if ($path === $root) {
 			return '';
-		} elseif (substr($path, 0, $rootLength) === $this->getRoot() . '/') {
+		} elseif (substr($path, 0, $rootLength) === $root . '/') {
 			return substr($path, $rootLength);
 		} else {
 			return null;
@@ -99,11 +119,6 @@ class CacheJail extends CacheWrapper {
 		return $entry;
 	}
 
-	protected function filterCacheEntry($entry) {
-		$rootLength = strlen($this->getRoot()) + 1;
-		return $rootLength === 1 || ($entry['path'] === $this->getRoot()) || (substr($entry['path'], 0, $rootLength) === $this->getRoot() . '/');
-	}
-
 	/**
 	 * get the stored metadata of a file or folder
 	 *
@@ -216,9 +231,10 @@ class CacheJail extends CacheWrapper {
 	}
 
 	private function formatSearchResults($results) {
-		$results = array_filter($results, [$this, 'filterCacheEntry']);
-		$results = array_values($results);
-		return array_map([$this, 'formatCacheEntry'], $results);
+		return array_map(function($entry) {
+			$entry['path'] = $this->getJailedPath($entry['path'], $this->getGetUnjailedRoot());
+			return $entry;
+		}, $results);
 	}
 
 	/**
@@ -239,8 +255,8 @@ class CacheJail extends CacheWrapper {
 		$query->selectFileCache()
 			->whereStorageId()
 			->andWhere($query->expr()->orX(
-				$query->expr()->like('path', $query->createNamedParameter($this->getRoot() . '/%')),
-				$query->expr()->eq('path_hash', $query->createNamedParameter(md5($this->getRoot()))),
+				$query->expr()->like('path', $query->createNamedParameter($this->getGetUnjailedRoot() . '/%')),
+				$query->expr()->eq('path_hash', $query->createNamedParameter(md5($this->getGetUnjailedRoot()))),
 			))
 			->andWhere($query->expr()->iLike('name', $query->createNamedParameter($pattern)));
 
@@ -267,8 +283,8 @@ class CacheJail extends CacheWrapper {
 		$query->selectFileCache()
 			->whereStorageId()
 			->andWhere($query->expr()->orX(
-				$query->expr()->like('path', $query->createNamedParameter($this->getRoot() . '/%')),
-				$query->expr()->eq('path_hash', $query->createNamedParameter(md5($this->getRoot()))),
+				$query->expr()->like('path', $query->createNamedParameter($this->getGetUnjailedRoot() . '/%')),
+				$query->expr()->eq('path_hash', $query->createNamedParameter(md5($this->getGetUnjailedRoot()))),
 			));
 
 		if (strpos($mimetype, '/')) {
@@ -291,12 +307,12 @@ class CacheJail extends CacheWrapper {
 		$prefixFilter = new SearchComparison(
 			ISearchComparison::COMPARE_LIKE,
 			'path',
-			$this->getRoot() . '/%'
+			$this->getGetUnjailedRoot() . '/%'
 		);
 		$rootFilter = new SearchComparison(
 			ISearchComparison::COMPARE_EQUAL,
 			'path',
-			$this->getRoot()
+			$this->getGetUnjailedRoot()
 		);
 		$operation = new SearchBinaryOperator(
 			ISearchBinaryOperator::OPERATOR_AND,

lib/private/Share20/Share.php

@@ -32,6 +32,7 @@ namespace OC\Share20;
 
 use OCP\Files\Cache\ICacheEntry;
 use OCP\Files\File;
+use OCP\Files\FileInfo;
 use OCP\Files\IRootFolder;
 use OCP\Files\Node;
 use OCP\Files\NotFoundException;
@@ -233,8 +234,8 @@ class Share implements \OCP\Share\IShare {
 	 */
 	public function getNodeType() {
 		if ($this->nodeType === null) {
-			$node = $this->getNode();
-			$this->nodeType = $node instanceof File ? 'file' : 'folder';
+			$info = $this->getNodeCacheEntry();
+			$this->nodeType = $info->getMimeType() === FileInfo::MIMETYPE_FOLDER ? 'folder' : 'file';
 		}
 
 		return $this->nodeType;

tests/lib/Files/Cache/Wrapper/CacheJailTest.php

@@ -182,4 +182,22 @@ class CacheJailTest extends CacheTest {
 		$this->assertTrue($this->sourceCache->inCache('target/foo'));
 		$this->assertTrue($this->sourceCache->inCache('target/foo/bar'));
 	}
+
+	public function testSearchNested() {
+		$this->storage->getScanner()->scan('');
+		$file1 = 'foo';
+		$file2 = 'foo/bar';
+		$file3 = 'foo/bar/asd';
+		$data1 = ['size' => 100, 'mtime' => 50, 'mimetype' => 'foo/folder'];
+
+		$this->sourceCache->put($file1, $data1);
+		$this->sourceCache->put($file2, $data1);
+		$this->sourceCache->put($file3, $data1);
+
+		$nested = new \OC\Files\Cache\Wrapper\CacheJail($this->cache, 'bar');
+
+		$result = $nested->search('%asd%');
+		$this->assertCount(1, $result);
+		$this->assertEquals('asd', $result[0]['path']);
+	}
 }