304 lines
8.4 KiB
PHP
304 lines
8.4 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Daniel Kesselberg <mail@danielkesselberg.de>
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* @author Fabrizio Steiner <fabrizio.steiner@gmail.com>
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* @author Greta Doci <gretadoci@gmail.com>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Marcel Waldvogel <marcel.waldvogel@uni-konstanz.de>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Sergej Nikolaev <kinolaev@gmail.com>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCA\Settings\Controller;
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use BadMethodCallException;
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use OC\Authentication\Exceptions\ExpiredTokenException;
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use OC\Authentication\Exceptions\InvalidTokenException;
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use OC\Authentication\Exceptions\PasswordlessTokenException;
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use OC\Authentication\Exceptions\WipeTokenException;
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use OC\Authentication\Token\INamedToken;
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use OC\Authentication\Token\IProvider;
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use OC\Authentication\Token\IToken;
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use OC\Authentication\Token\RemoteWipe;
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use OCA\Settings\Activity\Provider;
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use OCP\Activity\IManager;
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use OCP\AppFramework\Controller;
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use OCP\AppFramework\Http;
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use OCP\AppFramework\Http\JSONResponse;
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use OCP\ILogger;
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use OCP\IRequest;
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use OCP\ISession;
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use OCP\IUserSession;
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use OCP\Security\ISecureRandom;
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use OCP\Session\Exceptions\SessionNotAvailableException;
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class AuthSettingsController extends Controller {
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/** @var IProvider */
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private $tokenProvider;
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/** @var ISession */
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private $session;
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/** IUserSession */
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private $userSession;
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/** @var string */
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private $uid;
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/** @var ISecureRandom */
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private $random;
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/** @var IManager */
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private $activityManager;
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/** @var RemoteWipe */
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private $remoteWipe;
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/** @var ILogger */
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private $logger;
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/**
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* @param string $appName
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* @param IRequest $request
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* @param IProvider $tokenProvider
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* @param ISession $session
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* @param ISecureRandom $random
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* @param string|null $userId
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* @param IUserSession $userSession
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* @param IManager $activityManager
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* @param RemoteWipe $remoteWipe
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* @param ILogger $logger
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*/
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public function __construct(string $appName,
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IRequest $request,
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IProvider $tokenProvider,
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ISession $session,
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ISecureRandom $random,
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?string $userId,
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IUserSession $userSession,
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IManager $activityManager,
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RemoteWipe $remoteWipe,
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ILogger $logger) {
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parent::__construct($appName, $request);
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$this->tokenProvider = $tokenProvider;
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$this->uid = $userId;
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$this->userSession = $userSession;
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$this->session = $session;
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$this->random = $random;
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$this->activityManager = $activityManager;
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$this->remoteWipe = $remoteWipe;
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$this->logger = $logger;
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}
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/**
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* @NoAdminRequired
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* @NoSubadminRequired
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* @PasswordConfirmationRequired
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*
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* @param string $name
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* @return JSONResponse
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*/
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public function create($name) {
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try {
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$sessionId = $this->session->getId();
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} catch (SessionNotAvailableException $ex) {
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return $this->getServiceNotAvailableResponse();
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}
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if ($this->userSession->getImpersonatingUserID() !== null)
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{
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return $this->getServiceNotAvailableResponse();
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}
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try {
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$sessionToken = $this->tokenProvider->getToken($sessionId);
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$loginName = $sessionToken->getLoginName();
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try {
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$password = $this->tokenProvider->getPassword($sessionToken, $sessionId);
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} catch (PasswordlessTokenException $ex) {
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$password = null;
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}
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} catch (InvalidTokenException $ex) {
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return $this->getServiceNotAvailableResponse();
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}
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$token = $this->generateRandomDeviceToken();
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$deviceToken = $this->tokenProvider->generateToken($token, $this->uid, $loginName, $password, $name, IToken::PERMANENT_TOKEN);
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$tokenData = $deviceToken->jsonSerialize();
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$tokenData['canDelete'] = true;
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$tokenData['canRename'] = true;
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$this->publishActivity(Provider::APP_TOKEN_CREATED, $deviceToken->getId(), ['name' => $deviceToken->getName()]);
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return new JSONResponse([
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'token' => $token,
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'loginName' => $loginName,
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'deviceToken' => $tokenData,
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]);
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}
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/**
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* @return JSONResponse
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*/
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private function getServiceNotAvailableResponse() {
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$resp = new JSONResponse();
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$resp->setStatus(Http::STATUS_SERVICE_UNAVAILABLE);
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return $resp;
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}
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/**
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* Return a 25 digit device password
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*
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* Example: AbCdE-fGhJk-MnPqR-sTwXy-23456
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*
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* @return string
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*/
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private function generateRandomDeviceToken() {
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$groups = [];
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for ($i = 0; $i < 5; $i++) {
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$groups[] = $this->random->generate(5, ISecureRandom::CHAR_HUMAN_READABLE);
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}
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return implode('-', $groups);
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}
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/**
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* @NoAdminRequired
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* @NoSubadminRequired
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*
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* @param int $id
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* @return array|JSONResponse
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*/
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public function destroy($id) {
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try {
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$token = $this->findTokenByIdAndUser($id);
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} catch (WipeTokenException $e) {
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//continue as we can destroy tokens in wipe
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$token = $e->getToken();
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} catch (InvalidTokenException $e) {
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return new JSONResponse([], Http::STATUS_NOT_FOUND);
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}
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$this->tokenProvider->invalidateTokenById($this->uid, $token->getId());
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$this->publishActivity(Provider::APP_TOKEN_DELETED, $token->getId(), ['name' => $token->getName()]);
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return [];
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}
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/**
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* @NoAdminRequired
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* @NoSubadminRequired
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*
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* @param int $id
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* @param array $scope
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* @param string $name
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* @return array|JSONResponse
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*/
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public function update($id, array $scope, string $name) {
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try {
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$token = $this->findTokenByIdAndUser($id);
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} catch (InvalidTokenException $e) {
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return new JSONResponse([], Http::STATUS_NOT_FOUND);
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}
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$currentName = $token->getName();
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if ($scope !== $token->getScopeAsArray()) {
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$token->setScope(['filesystem' => $scope['filesystem']]);
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$this->publishActivity($scope['filesystem'] ? Provider::APP_TOKEN_FILESYSTEM_GRANTED : Provider::APP_TOKEN_FILESYSTEM_REVOKED, $token->getId(), ['name' => $currentName]);
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}
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if ($token instanceof INamedToken && $name !== $currentName) {
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$token->setName($name);
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$this->publishActivity(Provider::APP_TOKEN_RENAMED, $token->getId(), ['name' => $currentName, 'newName' => $name]);
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}
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$this->tokenProvider->updateToken($token);
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return [];
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}
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/**
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* @param string $subject
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* @param int $id
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* @param array $parameters
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*/
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private function publishActivity(string $subject, int $id, array $parameters = []): void {
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$event = $this->activityManager->generateEvent();
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$event->setApp('settings')
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->setType('security')
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->setAffectedUser($this->uid)
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->setAuthor($this->uid)
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->setSubject($subject, $parameters)
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->setObject('app_token', $id, 'App Password');
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try {
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$this->activityManager->publish($event);
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} catch (BadMethodCallException $e) {
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$this->logger->warning('could not publish activity');
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$this->logger->logException($e);
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}
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}
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/**
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* Find a token by given id and check if uid for current session belongs to this token
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*
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* @param int $id
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* @return IToken
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* @throws InvalidTokenException
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*/
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private function findTokenByIdAndUser(int $id): IToken {
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try {
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$token = $this->tokenProvider->getTokenById($id);
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} catch (ExpiredTokenException $e) {
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$token = $e->getToken();
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}
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if ($token->getUID() !== $this->uid) {
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throw new InvalidTokenException('This token does not belong to you!');
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}
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return $token;
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}
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/**
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* @NoAdminRequired
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* @NoSubadminRequired
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* @PasswordConfirmationRequired
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*
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* @param int $id
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* @return JSONResponse
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* @throws InvalidTokenException
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* @throws \OC\Authentication\Exceptions\ExpiredTokenException
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*/
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public function wipe(int $id): JSONResponse {
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try {
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$token = $this->findTokenByIdAndUser($id);
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} catch (InvalidTokenException $e) {
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return new JSONResponse([], Http::STATUS_NOT_FOUND);
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}
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if (!$this->remoteWipe->markTokenForWipe($token)) {
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return new JSONResponse([], Http::STATUS_BAD_REQUEST);
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}
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return new JSONResponse([]);
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}
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}
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