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only remove encryption keys if a real file gets deleted, skip this method if a file outside of /data/user/files was deleted

This commit is contained in:
Bjoern Schiessle 2013-12-16 12:16:07 +01:00
parent 6d489e0474
commit cdd816c930
2 changed files with 67 additions and 9 deletions
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7
apps/files_encryption/lib/proxy.php
View File

@ -182,8 +182,11 @@ class Proxy extends \OC_FileProxy {
*/
public function preUnlink($path) {
// let the trashbin handle this
if (\OCP\App::isEnabled('files_trashbin')) {
$relPath = Helper::stripUserFilesPath($path);
// skip this method if the trash bin is enabled or if we delete a file
// outside of /data/user/files
if (\OCP\App::isEnabled('files_trashbin') || $relPath === false) {
return true;
}

69
apps/files_encryption/tests/proxy.php
View File

@ -44,8 +44,10 @@ class Test_Encryption_Proxy extends \PHPUnit_Framework_TestCase {
/**
* @var \OC_FilesystemView
*/
public $view;
public $view; // view in /data/user/files
public $rootView; // view on /data/user
public $data;
public $filename;
public static function setUpBeforeClass() {
// reset backend
@ -74,9 +76,12 @@ class Test_Encryption_Proxy extends \PHPUnit_Framework_TestCase {
// init filesystem view
$this->view = new \OC_FilesystemView('/'. \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '/files');
$this->rootView = new \OC_FilesystemView('/'. \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 );
// init short data
$this->data = 'hats';
$this->filename = 'enc_proxy_tests-' . time() . '.txt';
}
public static function tearDownAfterClass() {
@ -90,21 +95,71 @@ class Test_Encryption_Proxy extends \PHPUnit_Framework_TestCase {
*/
function testPostFileSize() {
// generate filename
$filename = 'tmp-' . time() . '.txt';
$this->view->file_put_contents($filename, $this->data);
$this->view->file_put_contents($this->filename, $this->data);
\OC_FileProxy::$enabled = false;
$unencryptedSize = $this->view->filesize($filename);
$unencryptedSize = $this->view->filesize($this->filename);
\OC_FileProxy::$enabled = true;
$encryptedSize = $this->view->filesize($filename);
$encryptedSize = $this->view->filesize($this->filename);
$this->assertTrue($encryptedSize !== $unencryptedSize);
// cleanup
$this->view->unlink($this->filename);
}
function testPreUnlinkWithoutTrash() {
// remember files_trashbin state
$stateFilesTrashbin = OC_App::isEnabled('files_trashbin');
// we want to tests with app files_trashbin enabled
\OC_App::disable('files_trashbin');
$this->view->file_put_contents($this->filename, $this->data);
// create a dummy file that we can delete something outside of data/user/files
$this->rootView->file_put_contents("dummy.txt", $this->data);
// check if all keys are generated
$this->assertTrue($this->rootView->file_exists(
'/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
'/files_encryption/keyfiles/' . $this->filename . '.key'));
// delete dummy file outside of data/user/files
$this->rootView->unlink("dummy.txt");
// all keys should still exist
$this->assertTrue($this->rootView->file_exists(
'/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
'/files_encryption/keyfiles/' . $this->filename . '.key'));
// delete the file in data/user/files
$this->view->unlink($this->filename);
// now also the keys should be gone
$this->assertFalse($this->rootView->file_exists(
'/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Proxy::TEST_ENCRYPTION_PROXY_USER1 . '.shareKey'));
$this->assertFalse($this->rootView->file_exists(
'/files_encryption/keyfiles/' . $this->filename . '.key'));
if ($stateFilesTrashbin) {
OC_App::enable('files_trashbin');
}
else {
OC_App::disable('files_trashbin');
}
}
}