1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
|
<?php
/**
* @author Andreas Fischer <bantu@owncloud.com>
* @author Björn Schießle <schiessle@owncloud.com>
* @author Florin Peter <github@florin-peter.de>
* @author Joas Schilling <nickvergessen@owncloud.com>
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Markus Goetz <markus@woboq.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <icewind@owncloud.com>
* @author Robin McCorkell <rmccorkell@karoshi.org.uk>
* @author Sam Tuke <mail@samtuke.com>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\Files_Encryption\Tests;
/**
* Class Util
*/
class Util extends TestCase {
const TEST_ENCRYPTION_UTIL_USER1 = "test-util-user1";
const TEST_ENCRYPTION_UTIL_USER2 = "test-util-user2";
const TEST_ENCRYPTION_UTIL_GROUP1 = "test-util-group1";
const TEST_ENCRYPTION_UTIL_GROUP2 = "test-util-group2";
const TEST_ENCRYPTION_UTIL_LEGACY_USER = "test-legacy-user";
public $userId;
public $encryptionDir;
public $publicKeyDir;
public $pass;
/**
* @var \OC\Files\View
*/
public $view;
public $keysPath;
public $publicKeyPath;
public $privateKeyPath;
/**
* @var \OCA\Files_Encryption\Util
*/
public $util;
public $dataShort;
public $legacyEncryptedData;
public $legacyEncryptedDataKey;
public $legacyKey;
public $stateFilesTrashbin;
public static function setUpBeforeClass() {
parent::setUpBeforeClass();
// create test user
self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1, true);
self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER2, true);
self::loginHelper(self::TEST_ENCRYPTION_UTIL_LEGACY_USER, true);
// create groups
\OC_Group::createGroup(self::TEST_ENCRYPTION_UTIL_GROUP1);
\OC_Group::createGroup(self::TEST_ENCRYPTION_UTIL_GROUP2);
// add user 1 to group1
\OC_Group::addToGroup(self::TEST_ENCRYPTION_UTIL_USER1, self::TEST_ENCRYPTION_UTIL_GROUP1);
}
protected function setUp() {
parent::setUp();
// login user
self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
\OC_User::setUserId(self::TEST_ENCRYPTION_UTIL_USER1);
$this->userId = self::TEST_ENCRYPTION_UTIL_USER1;
$this->pass = self::TEST_ENCRYPTION_UTIL_USER1;
// set content for encrypting / decrypting in tests
$this->dataUrl = __DIR__ . '/../lib/crypt.php';
$this->dataShort = 'hats';
$this->dataLong = file_get_contents(__DIR__ . '/../lib/crypt.php');
$this->legacyData = __DIR__ . '/legacy-text.txt';
$this->legacyEncryptedData = __DIR__ . '/legacy-encrypted-text.txt';
$this->legacyEncryptedDataKey = __DIR__ . '/encryption.key';
$this->legacyKey = "30943623843030686906\0\0\0\0";
$keypair = \OCA\Files_Encryption\Crypt::createKeypair();
$this->genPublicKey = $keypair['publicKey'];
$this->genPrivateKey = $keypair['privateKey'];
$this->publicKeyDir = \OCA\Files_Encryption\Keymanager::getPublicKeyPath();
$this->encryptionDir = '/' . $this->userId . '/' . 'files_encryption';
$this->keysPath = $this->encryptionDir . '/' . 'keys';
$this->publicKeyPath =
$this->publicKeyDir . '/' . $this->userId . '.publicKey'; // e.g. data/public-keys/admin.publicKey
$this->privateKeyPath =
$this->encryptionDir . '/' . $this->userId . '.privateKey'; // e.g. data/admin/admin.privateKey
$this->view = new \OC\Files\View('/');
$this->util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
// remember files_trashbin state
$this->stateFilesTrashbin = \OC_App::isEnabled('files_trashbin');
// we don't want to tests with app files_trashbin enabled
\OC_App::disable('files_trashbin');
}
protected function tearDown() {
// reset app files_trashbin
if ($this->stateFilesTrashbin) {
\OC_App::enable('files_trashbin');
}
else {
\OC_App::disable('files_trashbin');
}
parent::tearDown();
}
public static function tearDownAfterClass() {
// cleanup test user
\OC_User::deleteUser(self::TEST_ENCRYPTION_UTIL_USER1);
\OC_User::deleteUser(self::TEST_ENCRYPTION_UTIL_USER2);
\OC_User::deleteUser(self::TEST_ENCRYPTION_UTIL_LEGACY_USER);
//cleanup groups
\OC_Group::deleteGroup(self::TEST_ENCRYPTION_UTIL_GROUP1);
\OC_Group::deleteGroup(self::TEST_ENCRYPTION_UTIL_GROUP2);
parent::tearDownAfterClass();
}
/**
* @medium
* test that paths set during User construction are correct
*/
function testKeyPaths() {
$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
$this->assertEquals($this->publicKeyDir, $util->getPath('publicKeyDir'));
$this->assertEquals($this->encryptionDir, $util->getPath('encryptionDir'));
$this->assertEquals($this->keysPath, $util->getPath('keysPath'));
$this->assertEquals($this->publicKeyPath, $util->getPath('publicKeyPath'));
$this->assertEquals($this->privateKeyPath, $util->getPath('privateKeyPath'));
}
/**
* @medium
* test detection of encrypted files
*/
function testIsEncryptedPath() {
$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
self::loginHelper($this->userId);
$unencryptedFile = '/tmpUnencrypted-' . $this->getUniqueID() . '.txt';
$encryptedFile = '/tmpEncrypted-' . $this->getUniqueID() . '.txt';
// Disable encryption proxy to write a unencrypted file
$proxyStatus = \OC_FileProxy::$enabled;
\OC_FileProxy::$enabled = false;
$this->view->file_put_contents($this->userId . '/files/' . $unencryptedFile, $this->dataShort);
// Re-enable proxy - our work is done
\OC_FileProxy::$enabled = $proxyStatus;
// write a encrypted file
$this->view->file_put_contents($this->userId . '/files/' . $encryptedFile, $this->dataShort);
// test if both files are detected correctly
$this->assertFalse($util->isEncryptedPath($this->userId . '/files/' . $unencryptedFile));
$this->assertTrue($util->isEncryptedPath($this->userId . '/files/' . $encryptedFile));
// cleanup
$this->view->unlink($this->userId . '/files/' . $unencryptedFile);
$this->view->unlink($this->userId . '/files/' . $encryptedFile);
}
/**
* @medium
* test setup of encryption directories
*/
function testSetupServerSide() {
$this->assertEquals(true, $this->util->setupServerSide($this->pass));
}
/**
* @medium
* test checking whether account is ready for encryption,
*/
function testUserIsReady() {
$this->assertEquals(true, $this->util->ready());
}
/**
* test checking whether account is not ready for encryption,
*/
// function testUserIsNotReady() {
// $this->view->unlink($this->publicKeyDir);
//
// $params['uid'] = $this->userId;
// $params['password'] = $this->pass;
// $this->assertFalse(OCA\Files_Encryption\Hooks::login($params));
//
// $this->view->unlink($this->privateKeyPath);
// }
/**
* @medium
*/
function testRecoveryEnabledForUser() {
$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
// Record the value so we can return it to it's original state later
$enabled = $util->recoveryEnabledForUser();
$this->assertTrue($util->setRecoveryForUser(!$enabled));
$this->assertEquals(!$enabled, $util->recoveryEnabledForUser());
$this->assertTrue($util->setRecoveryForUser($enabled));
$this->assertEquals($enabled, $util->recoveryEnabledForUser());
}
/**
* @medium
*/
function testGetUidAndFilename() {
\OC_User::setUserId(self::TEST_ENCRYPTION_UTIL_USER1);
$filename = '/tmp-' . $this->getUniqueID() . '.test';
// Disable encryption proxy to prevent recursive calls
$proxyStatus = \OC_FileProxy::$enabled;
\OC_FileProxy::$enabled = false;
$this->view->file_put_contents($this->userId . '/files/' . $filename, $this->dataShort);
// Re-enable proxy - our work is done
\OC_FileProxy::$enabled = $proxyStatus;
$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
list($fileOwnerUid, $file) = $util->getUidAndFilename($filename);
$this->assertEquals(self::TEST_ENCRYPTION_UTIL_USER1, $fileOwnerUid);
$this->assertEquals($file, $filename);
$this->view->unlink($this->userId . '/files/' . $filename);
}
/**
* Test that data that is read by the crypto stream wrapper
*/
function testGetFileSize() {
self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
$filename = 'tmp-' . $this->getUniqueID();
$externalFilename = '/' . $this->userId . '/files/' . $filename;
// Test for 0 byte files
$problematicFileSizeData = "";
$cryptedFile = $this->view->file_put_contents($externalFilename, $problematicFileSizeData);
$this->assertTrue(is_int($cryptedFile));
$this->assertEquals($this->util->getFileSize($externalFilename), 0);
$decrypt = $this->view->file_get_contents($externalFilename);
$this->assertEquals($problematicFileSizeData, $decrypt);
$this->view->unlink($this->userId . '/files/' . $filename);
// Test a file with 18377 bytes as in https://github.com/owncloud/mirall/issues/1009
$problematicFileSizeData = str_pad("", 18377, "abc");
$cryptedFile = $this->view->file_put_contents($externalFilename, $problematicFileSizeData);
$this->assertTrue(is_int($cryptedFile));
$this->assertEquals($this->util->getFileSize($externalFilename), 18377);
$decrypt = $this->view->file_get_contents($externalFilename);
$this->assertEquals($problematicFileSizeData, $decrypt);
$this->view->unlink($this->userId . '/files/' . $filename);
}
function testEncryptAll() {
$filename = "/encryptAll" . $this->getUniqueID() . ".txt";
$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
// disable encryption to upload a unencrypted file
\OC_App::disable('files_encryption');
$this->view->file_put_contents($this->userId . '/files/' . $filename, $this->dataShort);
$fileInfoUnencrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
$this->assertTrue($fileInfoUnencrypted instanceof \OC\Files\FileInfo);
// enable file encryption again
\OC_App::enable('files_encryption');
// encrypt all unencrypted files
$util->encryptAll('/' . $this->userId . '/' . 'files');
$fileInfoEncrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
$this->assertTrue($fileInfoEncrypted instanceof \OC\Files\FileInfo);
// check if mtime and etags unchanged
$this->assertEquals($fileInfoEncrypted['mtime'], $fileInfoUnencrypted['mtime']);
$this->assertSame($fileInfoEncrypted['etag'], $fileInfoUnencrypted['etag']);
$this->view->unlink($this->userId . '/files/' . $filename);
}
function testDecryptAll() {
$filename = "/decryptAll" . $this->getUniqueID() . ".txt";
$datadir = \OC_Config::getValue('datadirectory', \OC::$SERVERROOT . '/data/');
$userdir = $datadir . '/' . $this->userId . '/files/';
$this->view->file_put_contents($this->userId . '/files/' . $filename, $this->dataShort);
$fileInfoEncrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
$this->assertTrue($fileInfoEncrypted instanceof \OC\Files\FileInfo);
$this->assertEquals($fileInfoEncrypted['encrypted'], 1);
$encContent = file_get_contents($userdir . $filename);
\OC_App::disable('files_encryption');
$user = \OCP\User::getUser();
$this->logoutHelper();
$this->loginHelper($user, false, false, false);
$content = file_get_contents($userdir . $filename);
//content should be encrypted
$this->assertSame($encContent, $content);
// now we load the encryption app again
\OC_App::loadApp('files_encryption');
// init encryption app
$params = array('uid' => \OCP\User::getUser(),
'password' => \OCP\User::getUser());
$view = new \OC\Files\View('/');
$util = new \OCA\Files_Encryption\Util($view, \OCP\User::getUser());
$result = $util->initEncryption($params);
$this->assertTrue($result instanceof \OCA\Files_Encryption\Session);
$successful = $util->decryptAll();
$this->assertTrue($successful);
$this->logoutHelper();
$this->loginHelper($user, false, false, false);
// file should be unencrypted and fileInfo should contain the correct values
$content = file_get_contents($userdir . $filename);
// now we should get the plain data
$this->assertSame($this->dataShort, $content);
$fileInfoUnencrypted = $this->view->getFileInfo($this->userId . '/files/' . $filename);
$this->assertTrue($fileInfoUnencrypted instanceof \OC\Files\FileInfo);
// check if mtime and etags unchanged
$this->assertEquals($fileInfoEncrypted['mtime'], $fileInfoUnencrypted['mtime']);
$this->assertSame($fileInfoEncrypted['etag'], $fileInfoUnencrypted['etag']);
// file should no longer be encrypted
$this->assertEquals(0, $fileInfoUnencrypted['encrypted']);
$backupPath = $this->getBackupPath('decryptAll');
// check if the keys where moved to the backup location
$this->assertTrue($this->view->is_dir($backupPath . '/keys'));
$this->assertTrue($this->view->file_exists($backupPath . '/keys/' . $filename . '/fileKey'));
$this->assertTrue($this->view->file_exists($backupPath . '/keys/' . $filename . '/' . $user . '.shareKey'));
// cleanup
$this->view->unlink($this->userId . '/files/' . $filename);
$this->view->deleteAll($backupPath);
\OC_App::enable('files_encryption');
}
private function createDummyKeysForBackupTest() {
// create some dummy key files
$encPath = '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '/files_encryption';
$this->view->mkdir($encPath . '/keys/foo');
$this->view->file_put_contents($encPath . '/keys/foo/fileKey', 'key');
$this->view->file_put_contents($encPath . '/keys/foo/user1.shareKey', 'share key');
}
/**
* test if all keys get moved to the backup folder correctly
*
* @dataProvider dataBackupAllKeys
*/
function testBackupAllKeys($addTimestamp, $includeUserKeys) {
self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
$this->createDummyKeysForBackupTest();
$util = new \OCA\Files_Encryption\Util($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
$util->backupAllKeys('testBackupAllKeys', $addTimestamp, $includeUserKeys);
$backupPath = $this->getBackupPath('testBackupAllKeys');
// check backupDir Content
$this->assertTrue($this->view->is_dir($backupPath . '/keys'));
$this->assertTrue($this->view->is_dir($backupPath . '/keys/foo'));
$this->assertTrue($this->view->file_exists($backupPath . '/keys/foo/fileKey'));
$this->assertTrue($this->view->file_exists($backupPath . '/keys/foo/user1.shareKey'));
if ($includeUserKeys) {
$this->assertTrue($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.privateKey'));
$this->assertTrue($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.publicKey'));
} else {
$this->assertFalse($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.privateKey'));
$this->assertFalse($this->view->file_exists($backupPath . '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '.publicKey'));
}
//cleanup
$this->view->deleteAll($backupPath);
$this->view->unlink($this->encryptionDir . '/keys/foo/fileKey');
$this->view->unlink($this->encryptionDir . '/keys/foo/user1.shareKey');
}
function dataBackupAllKeys() {
return array(
array(true, true),
array(false, true),
array(true, false),
array(false, false),
);
}
/**
* @dataProvider dataBackupAllKeys
*/
function testRestoreBackup($addTimestamp, $includeUserKeys) {
$util = new \OCA\Files_Encryption\Util($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
$this->createDummyKeysForBackupTest();
$util->backupAllKeys('restoreKeysBackupTest', $addTimestamp, $includeUserKeys);
$this->view->deleteAll($this->keysPath);
if ($includeUserKeys) {
$this->view->unlink($this->privateKeyPath);
$this->view->unlink($this->publicKeyPath);
}
// key should be removed after backup was created
$this->assertFalse($this->view->is_dir($this->keysPath));
if ($includeUserKeys) {
$this->assertFalse($this->view->file_exists($this->privateKeyPath));
$this->assertFalse($this->view->file_exists($this->publicKeyPath));
}
$backupPath = $this->getBackupPath('restoreKeysBackupTest');
$backupName = substr(basename($backupPath), strlen('backup.'));
$this->assertTrue($util->restoreBackup($backupName));
// check if all keys are restored
$this->assertFalse($this->view->is_dir($backupPath));
$this->assertTrue($this->view->is_dir($this->keysPath));
$this->assertTrue($this->view->is_dir($this->keysPath . '/foo'));
$this->assertTrue($this->view->file_exists($this->keysPath . '/foo/fileKey'));
$this->assertTrue($this->view->file_exists($this->keysPath . '/foo/user1.shareKey'));
$this->assertTrue($this->view->file_exists($this->privateKeyPath));
$this->assertTrue($this->view->file_exists($this->publicKeyPath));
}
function testDeleteBackup() {
$util = new \OCA\Files_Encryption\Util($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
$this->createDummyKeysForBackupTest();
$util->backupAllKeys('testDeleteBackup', false, false);
$this->assertTrue($this->view->is_dir($this->encryptionDir . '/backup.testDeleteBackup'));
$util->deleteBackup('testDeleteBackup');
$this->assertFalse($this->view->is_dir($this->encryptionDir . '/backup.testDeleteBackup'));
}
function testDescryptAllWithBrokenFiles() {
$file1 = "/decryptAll1" . $this->getUniqueID() . ".txt";
$file2 = "/decryptAll2" . $this->getUniqueID() . ".txt";
$util = new \OCA\Files_Encryption\Util($this->view, $this->userId);
$this->view->file_put_contents($this->userId . '/files/' . $file1, $this->dataShort);
$this->view->file_put_contents($this->userId . '/files/' . $file2, $this->dataShort);
$fileInfoEncrypted1 = $this->view->getFileInfo($this->userId . '/files/' . $file1);
$fileInfoEncrypted2 = $this->view->getFileInfo($this->userId . '/files/' . $file2);
$this->assertTrue($fileInfoEncrypted1 instanceof \OC\Files\FileInfo);
$this->assertTrue($fileInfoEncrypted2 instanceof \OC\Files\FileInfo);
$this->assertEquals($fileInfoEncrypted1['encrypted'], 1);
$this->assertEquals($fileInfoEncrypted2['encrypted'], 1);
// rename keyfile for file1 so that the decryption for file1 fails
// Expected behaviour: decryptAll() returns false, file2 gets decrypted anyway
$this->view->rename($this->userId . '/files_encryption/keys/' . $file1 . '/fileKey',
$this->userId . '/files_encryption/keys/' . $file1 . '/fileKey.moved');
// need to reset key cache that we don't use the cached key
$this->resetKeyCache();
// decrypt all encrypted files
$result = $util->decryptAll();
$this->assertFalse($result);
$fileInfoUnencrypted1 = $this->view->getFileInfo($this->userId . '/files/' . $file1);
$fileInfoUnencrypted2 = $this->view->getFileInfo($this->userId . '/files/' . $file2);
$this->assertTrue($fileInfoUnencrypted1 instanceof \OC\Files\FileInfo);
$this->assertTrue($fileInfoUnencrypted2 instanceof \OC\Files\FileInfo);
// file1 should be still encrypted; file2 should be decrypted
$this->assertEquals(1, $fileInfoUnencrypted1['encrypted']);
$this->assertEquals(0, $fileInfoUnencrypted2['encrypted']);
// keyfiles and share keys should still exist
$this->assertTrue($this->view->is_dir($this->userId . '/files_encryption/keys/'));
$this->assertTrue($this->view->file_exists($this->userId . '/files_encryption/keys/' . $file1 . '/fileKey.moved'));
$this->assertTrue($this->view->file_exists($this->userId . '/files_encryption/keys/' . $file1 . '/' . $this->userId . '.shareKey'));
// rename the keyfile for file1 back
$this->view->rename($this->userId . '/files_encryption/keys/' . $file1 . '/fileKey.moved',
$this->userId . '/files_encryption/keys/' . $file1 . '/fileKey');
// try again to decrypt all encrypted files
$result = $util->decryptAll();
$this->assertTrue($result);
$fileInfoUnencrypted1 = $this->view->getFileInfo($this->userId . '/files/' . $file1);
$fileInfoUnencrypted2 = $this->view->getFileInfo($this->userId . '/files/' . $file2);
$this->assertTrue($fileInfoUnencrypted1 instanceof \OC\Files\FileInfo);
$this->assertTrue($fileInfoUnencrypted2 instanceof \OC\Files\FileInfo);
// now both files should be decrypted
$this->assertEquals(0, $fileInfoUnencrypted1['encrypted']);
$this->assertEquals(0, $fileInfoUnencrypted2['encrypted']);
// keyfiles and share keys should be deleted
$this->assertFalse($this->view->is_dir($this->userId . '/files_encryption/keys/'));
//cleanup
$backupPath = $this->getBackupPath('decryptAll');
$this->view->unlink($this->userId . '/files/' . $file1);
$this->view->unlink($this->userId . '/files/' . $file2);
$this->view->deleteAll($backupPath);
}
function getBackupPath($extension) {
$encPath = '/' . self::TEST_ENCRYPTION_UTIL_USER1 . '/files_encryption';
$encFolderContent = $this->view->getDirectoryContent($encPath);
$backupPath = '';
foreach ($encFolderContent as $c) {
$name = $c['name'];
if (substr($name, 0, strlen('backup.' . $extension)) === 'backup.' . $extension) {
$backupPath = $encPath . '/'. $c['name'];
break;
}
}
return $backupPath;
}
/**
* @dataProvider dataProviderFortestIsMountPointApplicableToUser
*/
function testIsMountPointApplicableToUser($mount, $expectedResult) {
self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
$dummyClass = new DummyUtilClass($this->view, self::TEST_ENCRYPTION_UTIL_USER1);
$result = $dummyClass->testIsMountPointApplicableToUser($mount);
$this->assertSame($expectedResult, $result);
}
function dataProviderFortestIsMountPointApplicableToUser() {
return array(
array(array('applicable' => array('groups' => array(), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER1))), true),
array(array('applicable' => array('groups' => array(), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2))), false),
array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP1), 'users' => array())), true),
array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP1), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2))), true),
array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP2), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2))), false),
array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP2), 'users' => array(self::TEST_ENCRYPTION_UTIL_USER2, 'all'))), true),
array(array('applicable' => array('groups' => array(self::TEST_ENCRYPTION_UTIL_GROUP2), 'users' => array('all'))), true),
);
}
/**
* Tests that filterShareReadyUsers() returns the correct list of
* users that are ready or not ready for encryption
*/
public function testFilterShareReadyUsers() {
$appConfig = \OC::$server->getAppConfig();
$publicShareKeyId = $appConfig->getValue('files_encryption', 'publicShareKeyId');
$recoveryKeyId = $appConfig->getValue('files_encryption', 'recoveryKeyId');
$usersToTest = array(
'readyUser',
'notReadyUser',
'nonExistingUser',
$publicShareKeyId,
$recoveryKeyId,
);
self::loginHelper('readyUser', true);
self::loginHelper('notReadyUser', true);
// delete encryption dir to make it not ready
$this->view->unlink('notReadyUser/files_encryption/');
// login as user1
self::loginHelper(self::TEST_ENCRYPTION_UTIL_USER1);
$result = $this->util->filterShareReadyUsers($usersToTest);
$this->assertEquals(
array('readyUser', $publicShareKeyId, $recoveryKeyId),
$result['ready']
);
$this->assertEquals(
array('notReadyUser', 'nonExistingUser'),
$result['unready']
);
\OC_User::deleteUser('readyUser');
}
/**
* helper function to set migration status to the right value
* to be able to test the migration path
*
* @param integer $status needed migration status for test
* @param string $user for which user the status should be set
* @return boolean
*/
private function setMigrationStatus($status, $user) {
\OC::$server->getConfig()->setUserValue($user, 'files_encryption', 'migration_status', (string)$status);
// the update will definitely be executed -> return value is always true
return true;
}
}
/**
* dummy class extends \OCA\Files_Encryption\Util to access protected methods for testing
*/
class DummyUtilClass extends \OCA\Files_Encryption\Util {
public function testIsMountPointApplicableToUser($mount) {
return $this->isMountPointApplicableToUser($mount);
}
}
|