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fix search in nested jails 

Signed-off-by: Robin Appelman <robin@icewind.nl>
This commit is contained in:
Robin Appelman 2021-01-25 17:38:34 +01:00 committed by Daniel Kesselberg
parent a20eb9a229
commit 7fd53b91c3
No known key found for this signature in database
GPG Key ID: 36E3664E099D0614
5 changed files with 96 additions and 21 deletions
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4
apps/files_sharing/lib/Cache.php
View File

@ -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();

36
apps/files_sharing/tests/CacheTest.php
View File

@ -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);
}
}

54
lib/private/Files/Cache/Wrapper/CacheJail.php
View File

@ -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,

5
lib/private/Share20/Share.php
View File

@ -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;

18
tests/lib/Files/Cache/Wrapper/CacheJailTest.php
View File

@ -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']);
}
}