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only start migration if the encryption was initialized; allow to overwrite keys if no files exists

This commit is contained in:
Bjoern Schiessle 2014-05-19 15:08:02 +02:00
parent 6c4b650524
commit d9f715bdad
2 changed files with 49 additions and 3 deletions
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10
apps/files_encryption/hooks/hooks.php
View File

@ -81,7 +81,7 @@ class Hooks {
// Check if first-run file migration has already been performed
$ready = false;
$migrationStatus = $util->getMigrationStatus();
if ($migrationStatus === Util::MIGRATION_OPEN) {
if ($migrationStatus === Util::MIGRATION_OPEN && $session !== false) {
$ready = $util->beginMigration();
} elseif ($migrationStatus === Util::MIGRATION_IN_PROGRESS) {
// refuse login as long as the initial encryption is running
@ -222,10 +222,14 @@ class Hooks {
$util = new Util($view, $user);
$recoveryPassword = isset($params['recoveryPassword']) ? $params['recoveryPassword'] : null;
// we generate new keys if...
// ...we have a recovery password and the user enabled the recovery key
// ...encryption was activated for the first time (no keys exists)
// ...the user doesn't have any files
if (($util->recoveryEnabledForUser() && $recoveryPassword)
|| !$util->userKeysExists()) {
|| !$util->userKeysExists()
|| !$view->file_exists($user . '/files')) {
$recoveryPassword = $params['recoveryPassword'];
$newUserPassword = $params['password'];
// make sure that the users home is mounted

42
apps/files_encryption/tests/hooks.php
View File

@ -311,4 +311,46 @@ class Test_Encryption_Hooks extends \PHPUnit_Framework_TestCase {
$this->rootView->unlink('/' . self::TEST_ENCRYPTION_HOOKS_USER1 . '/files/' . $this->folder);
}
/**
* @brief replacing encryption keys during password change should be allowed
* until the user logged in for the first time
*/
public function testSetPassphrase() {
$view = new \OC\Files\View();
// set user password for the first time
\OCA\Encryption\Hooks::postCreateUser(array('uid' => 'newUser', 'password' => 'newUserPassword'));
$this->assertTrue($view->file_exists('public-keys/newUser.public.key'));
$this->assertTrue($view->file_exists('newUser/files_encryption/newUser.private.key'));
// check if we are able to decrypt the private key
$encryptedKey = \OCA\Encryption\Keymanager::getPrivateKey($view, 'newUser');
$privateKey = \OCA\Encryption\Crypt::decryptPrivateKey($encryptedKey, 'newUserPassword');
$this->assertTrue(is_string($privateKey));
// change the password before the user logged-in for the first time,
// we can replace the encryption keys
\OCA\Encryption\Hooks::setPassphrase(array('uid' => 'newUser', 'password' => 'passwordChanged'));
$encryptedKey = \OCA\Encryption\Keymanager::getPrivateKey($view, 'newUser');
$privateKey = \OCA\Encryption\Crypt::decryptPrivateKey($encryptedKey, 'passwordChanged');
$this->assertTrue(is_string($privateKey));
// now create a files folder to simulate a already used account
$view->mkdir('/newUser/files');
// change the password after the user logged in, now the password should not change
\OCA\Encryption\Hooks::setPassphrase(array('uid' => 'newUser', 'password' => 'passwordChanged2'));
$encryptedKey = \OCA\Encryption\Keymanager::getPrivateKey($view, 'newUser');
$privateKey = \OCA\Encryption\Crypt::decryptPrivateKey($encryptedKey, 'passwordChanged2');
$this->assertFalse($privateKey);
$privateKey = \OCA\Encryption\Crypt::decryptPrivateKey($encryptedKey, 'passwordChanged');
$this->assertTrue(is_string($privateKey));
}
}