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sources/apps/files_encryption/tests/hooks.php
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<?php
/**
* ownCloud
*
* @author Bjoern Schiessle
* @copyright 2014 Bjoern Schiessle <schiessle@owncloud.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
require_once __DIR__ . '/../../../lib/base.php';
require_once __DIR__ . '/../lib/crypt.php';
require_once __DIR__ . '/../lib/keymanager.php';
require_once __DIR__ . '/../lib/stream.php';
require_once __DIR__ . '/../lib/util.php';
require_once __DIR__ . '/../appinfo/app.php';
require_once __DIR__ . '/util.php';
use OCA\Encryption;
/**
* Class Test_Encryption_Hooks
* @brief this class provide basic hook app tests
*/
class Test_Encryption_Hooks extends \PHPUnit_Framework_TestCase {
const TEST_ENCRYPTION_HOOKS_USER1 = "test-encryption-hooks-user1";
const TEST_ENCRYPTION_HOOKS_USER2 = "test-encryption-hooks-user2";
/**
* @var \OC_FilesystemView
*/
public $user1View; // view on /data/user1/files
public $user2View; // view on /data/user2/files
public $rootView; // view on /data/user
public $data;
public $filename;
public $folder;
public static function setUpBeforeClass() {
// reset backend
\OC_User::clearBackends();
\OC_User::useBackend('database');
\OC_Hook::clear('OC_Filesystem');
\OC_Hook::clear('OC_User');
// clear share hooks
\OC_Hook::clear('OCP\\Share');
\OC::registerShareHooks();
\OCP\Util::connectHook('OC_Filesystem', 'setup', '\OC\Files\Storage\Shared', 'setup');
// Filesystem related hooks
\OCA\Encryption\Helper::registerFilesystemHooks();
// Sharing related hooks
\OCA\Encryption\Helper::registerShareHooks();
// clear and register proxies
\OC_FileProxy::clearProxies();
\OC_FileProxy::register(new OCA\Encryption\Proxy());
// create test user
\Test_Encryption_Util::loginHelper(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1, true);
\Test_Encryption_Util::loginHelper(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2, true);
}
function setUp() {
// set user id
\Test_Encryption_Util::loginHelper(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1);
\OC_User::setUserId(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1);
// init filesystem view
$this->user1View = new \OC_FilesystemView('/'. \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1 . '/files');
$this->user2View = new \OC_FilesystemView('/'. \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '/files');
$this->rootView = new \OC_FilesystemView('/');
// init short data
$this->data = 'hats';
$this->filename = 'enc_hooks_tests-' . uniqid() . '.txt';
$this->folder = 'enc_hooks_tests_folder-' . uniqid();
}
public static function tearDownAfterClass() {
// cleanup test user
\OC_User::deleteUser(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1);
\OC_User::deleteUser(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2);
}
function testDeleteHooks() {
// remember files_trashbin state
$stateFilesTrashbin = OC_App::isEnabled('files_trashbin');
// we want to tests with app files_trashbin disabled
\OC_App::disable('files_trashbin');
// make sure that the trash bin is disabled
$this->assertFalse(\OC_APP::isEnabled('files_trashbin'));
$this->user1View->file_put_contents($this->filename, $this->data);
// check if all keys are generated
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
\Test_Encryption_Util::logoutHelper();
\Test_Encryption_Util::loginHelper(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2);
\OC_User::setUserId(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2);
$this->user2View->file_put_contents($this->filename, $this->data);
// check if all keys are generated
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
// create a dummy file that we can delete something outside of data/user/files
// in this case no share or file keys should be deleted
$this->rootView->file_put_contents(self::TEST_ENCRYPTION_HOOKS_USER2 . "/" . $this->filename, $this->data);
// delete dummy file outside of data/user/files
$this->rootView->unlink(self::TEST_ENCRYPTION_HOOKS_USER2 . "/" . $this->filename);
// all keys should still exist
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
// delete the file in data/user/files
// now the correspondig share and file keys from user2 should be deleted
$this->user2View->unlink($this->filename);
// check if keys from user2 are really deleted
$this->assertFalse($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '.shareKey'));
$this->assertFalse($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
// but user1 keys should still exist
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
if ($stateFilesTrashbin) {
OC_App::enable('files_trashbin');
}
else {
OC_App::disable('files_trashbin');
}
}
function testDeleteHooksForSharedFiles() {
\Test_Encryption_Util::logoutHelper();
\Test_Encryption_Util::loginHelper(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1);
\OC_User::setUserId(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1);
// remember files_trashbin state
$stateFilesTrashbin = OC_App::isEnabled('files_trashbin');
// we want to tests with app files_trashbin disabled
\OC_App::disable('files_trashbin');
// make sure that the trash bin is disabled
$this->assertFalse(\OC_APP::isEnabled('files_trashbin'));
$this->user1View->file_put_contents($this->filename, $this->data);
// check if all keys are generated
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
// get the file info from previous created file
$fileInfo = $this->user1View->getFileInfo($this->filename);
// check if we have a valid file info
$this->assertTrue(is_array($fileInfo));
// share the file with user2
\OCP\Share::shareItem('file', $fileInfo['fileid'], \OCP\Share::SHARE_TYPE_USER, self::TEST_ENCRYPTION_HOOKS_USER2, OCP\PERMISSION_ALL);
// check if new share key exists
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '.shareKey'));
\Test_Encryption_Util::logoutHelper();
\Test_Encryption_Util::loginHelper(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2);
\OC_User::setUserId(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2);
// user2 has a local file with the same name
$this->user2View->file_put_contents($this->filename, $this->data);
// check if all keys are generated
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
// delete the Shared file from user1 in data/user2/files/Shared
$this->user2View->unlink('/Shared/' . $this->filename);
// now keys from user1s home should be gone
$this->assertFalse($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1 . '.shareKey'));
$this->assertFalse($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '.shareKey'));
$this->assertFalse($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
// but user2 keys should still exist
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/share-keys/'
. $this->filename . '.' . \Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER2 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
self::TEST_ENCRYPTION_HOOKS_USER2 . '/files_encryption/keyfiles/' . $this->filename . '.key'));
// cleanup
$this->user2View->unlink($this->filename);
\Test_Encryption_Util::logoutHelper();
\Test_Encryption_Util::loginHelper(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1);
\OC_User::setUserId(\Test_Encryption_Hooks::TEST_ENCRYPTION_HOOKS_USER1);
// unshare the file
\OCP\Share::unshare('file', $fileInfo['fileid'], \OCP\Share::SHARE_TYPE_USER, self::TEST_ENCRYPTION_HOOKS_USER2);
$this->user1View->unlink($this->filename);
if ($stateFilesTrashbin) {
OC_App::enable('files_trashbin');
}
else {
OC_App::disable('files_trashbin');
}
}
/**
* @brief test rename operation
*/
function testRenameHook() {
// save file with content
$cryptedFile = file_put_contents('crypt:///' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/' . $this->filename, $this->data);
// test that data was successfully written
$this->assertTrue(is_int($cryptedFile));
// check if keys exists
$this->assertTrue($this->rootView->file_exists(
'/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . self::TEST_ENCRYPTION_HOOKS_USER1 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
'/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/keyfiles/'
. $this->filename . '.key'));
// make subfolder
$this->rootView->mkdir('/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/' . $this->folder);
$this->assertTrue($this->rootView->is_dir('/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/' . $this->folder));
// move the file out of the shared folder
$root = $this->rootView->getRoot();
$this->rootView->chroot('/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/');
$this->rootView->rename($this->filename, '/' . $this->folder . '/' . $this->filename);
$this->rootView->chroot($root);
$this->assertFalse($this->rootView->file_exists('/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/' . $this->filename));
$this->assertTrue($this->rootView->file_exists('/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/' . $this->folder . '/' . $this->filename));
// keys should be renamed too
$this->assertFalse($this->rootView->file_exists(
'/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/'
. $this->filename . '.' . self::TEST_ENCRYPTION_HOOKS_USER1 . '.shareKey'));
$this->assertFalse($this->rootView->file_exists(
'/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/keyfiles/'
. $this->filename . '.key'));
$this->assertTrue($this->rootView->file_exists(
'/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/share-keys/' . $this->folder . '/'
. $this->filename . '.' . self::TEST_ENCRYPTION_HOOKS_USER1 . '.shareKey'));
$this->assertTrue($this->rootView->file_exists(
'/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files_encryption/keyfiles/' . $this->folder . '/'
. $this->filename . '.key'));
// cleanup
$this->rootView->unlink('/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/' . $this->folder);
}
}
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