/**
* @large
*/
function testRecoveryFile()
{
// login as admin
\Test_Encryption_Util::loginHelper(\Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1);
\OCA\Encryption\Helper::adminEnableRecovery(null, 'test123');
$recoveryKeyId = OC_Appconfig::getValue('files_encryption', 'recoveryKeyId');
// login as admin
\Test_Encryption_Util::loginHelper(\Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1);
$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1);
// check if recovery password match
$this->assertTrue($util->checkRecoveryPassword('test123'));
// enable recovery for admin
$this->assertTrue($util->setRecoveryForUser(1));
// create folder structure
$this->view->mkdir('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files' . $this->folder1);
$this->view->mkdir('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files' . $this->folder1 . $this->subfolder);
$this->view->mkdir('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files' . $this->folder1 . $this->subfolder . $this->subsubfolder);
// save file with content
$cryptedFile1 = file_put_contents('crypt:///' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files/' . $this->filename, $this->dataShort);
$cryptedFile2 = file_put_contents('crypt:///' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files/' . $this->folder1 . $this->subfolder . $this->subsubfolder . '/' . $this->filename, $this->dataShort);
// test that data was successfully written
$this->assertTrue(is_int($cryptedFile1));
$this->assertTrue(is_int($cryptedFile2));
// check if share key for admin and recovery exists
$this->assertTrue($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->filename . '.' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '.shareKey'));
$this->assertTrue($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
$this->assertTrue($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->folder1 . $this->subfolder . $this->subsubfolder . '/' . $this->filename . '.' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '.shareKey'));
$this->assertTrue($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->folder1 . $this->subfolder . $this->subsubfolder . '/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
// disable recovery for admin
$this->assertTrue($util->setRecoveryForUser(0));
// remove all recovery keys
$util->removeRecoveryKeys('/');
// check if share key for recovery not exists
$this->assertFalse($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
$this->assertFalse($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->folder1 . $this->subfolder . $this->subsubfolder . '/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
// enable recovery for admin
$this->assertTrue($util->setRecoveryForUser(1));
// add recovery keys again
$util->addRecoveryKeys('/');
// check if share key for admin and recovery exists
$this->assertTrue($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
$this->assertTrue($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->folder1 . $this->subfolder . $this->subsubfolder . '/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
// cleanup
$this->view->chroot('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files/');
$this->view->unlink($this->filename);
$this->view->unlink($this->folder1);
$this->view->chroot('/');
// check if share key for recovery not exists
$this->assertFalse($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
$this->assertFalse($this->view->file_exists('/' . \Test_Encryption_Share::TEST_ENCRYPTION_SHARE_USER1 . '/files_encryption/share-keys/' . $this->folder1 . $this->subfolder . $this->subsubfolder . '/' . $this->filename . '.' . $recoveryKeyId . '.shareKey'));
$this->assertTrue(\OCA\Encryption\Helper::adminEnableRecovery(null, 'test123'));
$this->assertTrue(\OCA\Encryption\Helper::adminDisableRecovery('test123'));
$this->assertEquals(0, \OC_Appconfig::getValue('files_encryption', 'recoveryAdminEnabled'));
}
}
if (OC_User::getUser() === $username && OC_User::checkPassword($username, $oldPassword)) {
$userstatus = 'user';
}
if (is_null($userstatus)) {
OC_JSON::error(array('data' => array('message' => 'Authentication error')));
exit;
}
if (\OCP\App::isEnabled('files_encryption') && $userstatus !== 'user') {
//handle the recovery case
$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), $username);
$recoveryAdminEnabled = OC_Appconfig::getValue('files_encryption', 'recoveryAdminEnabled');
$validRecoveryPassword = false;
$recoveryPasswordSupported = false;
if ($recoveryAdminEnabled) {
$validRecoveryPassword = $util->checkRecoveryPassword($recoveryPassword);
$recoveryEnabledForUser = $util->recoveryEnabledForUser();
}
if ($recoveryEnabledForUser && $recoveryPassword === '') {
OC_JSON::error(array('data' => array('message' => 'Please provide a admin recovery password, otherwise all user data will be lost')));
} elseif ($recoveryEnabledForUser && !$validRecoveryPassword) {
OC_JSON::error(array('data' => array('message' => 'Wrong admin recovery password. Please check the password and try again.')));
} else {
// now we know that everything is fine regarding the recovery password, let's try to change the password
$result = OC_User::setPassword($username, $password, $recoveryPassword);
if (!$result && $recoveryPasswordSupported) {
OC_JSON::error(array("data" => array("message" => "Back-end doesn't support password change, but the users encryption key was successfully updated.")));
} elseif (!$result && !$recoveryPasswordSupported) {
OC_JSON::error(array("data" => array("message" => "Unable to change password")));
} else {
OC_JSON::success(array("data" => array("username" => $username)));
/**
* @brief enable recovery
*
* @param $recoveryKeyId
* @param $recoveryPassword
* @internal param \OCA\Encryption\Util $util
* @internal param string $password
* @return bool
*/
public static function adminEnableRecovery($recoveryKeyId, $recoveryPassword)
{
$view = new \OC\Files\View('/');
if ($recoveryKeyId === null) {
$recoveryKeyId = 'recovery_' . substr(md5(time()), 0, 8);
\OC_Appconfig::setValue('files_encryption', 'recoveryKeyId', $recoveryKeyId);
}
if (!$view->is_dir('/owncloud_private_key')) {
$view->mkdir('/owncloud_private_key');
}
if (!$view->file_exists("/public-keys/" . $recoveryKeyId . ".public.key") || !$view->file_exists("/owncloud_private_key/" . $recoveryKeyId . ".private.key")) {
$keypair = \OCA\Encryption\Crypt::createKeypair();
\OC_FileProxy::$enabled = false;
// Save public key
if (!$view->is_dir('/public-keys')) {
$view->mkdir('/public-keys');
}
$view->file_put_contents('/public-keys/' . $recoveryKeyId . '.public.key', $keypair['publicKey']);
// Encrypt private key empty passphrase
$encryptedPrivateKey = \OCA\Encryption\Crypt::symmetricEncryptFileContent($keypair['privateKey'], $recoveryPassword);
// Save private key
$view->file_put_contents('/owncloud_private_key/' . $recoveryKeyId . '.private.key', $encryptedPrivateKey);
\OC_FileProxy::$enabled = true;
// Set recoveryAdmin as enabled
\OC_Appconfig::setValue('files_encryption', 'recoveryAdminEnabled', 1);
$return = true;
} else {
// get recovery key and check the password
$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), \OCP\User::getUser());
$return = $util->checkRecoveryPassword($recoveryPassword);
if ($return) {
\OC_Appconfig::setValue('files_encryption', 'recoveryAdminEnabled', 1);
}
}
return $return;
}
public static function changeUserPassword($args)
{
// Check if we are an user
\OC_JSON::callCheck();
\OC_JSON::checkLoggedIn();
// Manually load apps to ensure hooks work correctly (workaround for issue 1503)
\OC_App::loadApps();
if (isset($_POST['username'])) {
$username = $_POST['username'];
} else {
$l = new \OC_L10n('settings');
\OC_JSON::error(array('data' => array('message' => $l->t('No user supplied'))));
exit;
}
$password = isset($_POST['password']) ? $_POST['password'] : null;
$recoveryPassword = isset($_POST['recoveryPassword']) ? $_POST['recoveryPassword'] : null;
if (\OC_User::isAdminUser(\OC_User::getUser())) {
$userstatus = 'admin';
} elseif (\OC_SubAdmin::isUserAccessible(\OC_User::getUser(), $username)) {
$userstatus = 'subadmin';
} else {
$l = new \OC_L10n('settings');
\OC_JSON::error(array('data' => array('message' => $l->t('Authentication error'))));
exit;
}
if (\OC_App::isEnabled('files_encryption')) {
//handle the recovery case
$util = new \OCA\Encryption\Util(new \OC_FilesystemView('/'), $username);
$recoveryAdminEnabled = \OC_Appconfig::getValue('files_encryption', 'recoveryAdminEnabled');
$validRecoveryPassword = false;
$recoveryPasswordSupported = false;
if ($recoveryAdminEnabled) {
$validRecoveryPassword = $util->checkRecoveryPassword($recoveryPassword);
$recoveryEnabledForUser = $util->recoveryEnabledForUser();
}
if ($recoveryEnabledForUser && $recoveryPassword === '') {
$l = new \OC_L10n('settings');
\OC_JSON::error(array('data' => array('message' => $l->t('Please provide an admin recovery password, otherwise all user data will be lost'))));
} elseif ($recoveryEnabledForUser && !$validRecoveryPassword) {
$l = new \OC_L10n('settings');
\OC_JSON::error(array('data' => array('message' => $l->t('Wrong admin recovery password. Please check the password and try again.'))));
} else {
// now we know that everything is fine regarding the recovery password, let's try to change the password
$result = \OC_User::setPassword($username, $password, $recoveryPassword);
if (!$result && $recoveryPasswordSupported) {
$l = new \OC_L10n('settings');
\OC_JSON::error(array("data" => array("message" => $l->t("Back-end doesn't support password change, but the users encryption key was successfully updated."))));
} elseif (!$result && !$recoveryPasswordSupported) {
$l = new \OC_L10n('settings');
\OC_JSON::error(array("data" => array("message" => $l->t("Unable to change password"))));
} else {
\OC_JSON::success(array("data" => array("username" => $username)));
}
}
} else {
// if encryption is disabled, proceed
if (!is_null($password) && \OC_User::setPassword($username, $password)) {
\OC_JSON::success(array('data' => array('username' => $username)));
} else {
$l = new \OC_L10n('settings');
\OC_JSON::error(array('data' => array('message' => $l->t('Unable to change password'))));
}
}
}
