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@@ -1,343 +0,0 @@
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-<?php
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-
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-declare(strict_types=1);
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-
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-/**
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- * @copyright Copyright (c) 2016, ownCloud, Inc.
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- * @copyright Copyright (c) 2016, Christoph Wurst <christoph@winzerhof-wurst.at>
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- *
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- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
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- * @author Flávio Gomes da Silva Lisboa <flavio.lisboa@serpro.gov.br>
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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 Martin <github@diemattels.at>
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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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- *
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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 OC\Authentication\Token;
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-
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-use Exception;
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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 OCP\AppFramework\Db\DoesNotExistException;
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-use OCP\AppFramework\Utility\ITimeFactory;
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-use OCP\IConfig;
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-use OCP\Security\ICrypto;
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-use Psr\Log\LoggerInterface;
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-
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-class DefaultTokenProvider implements IProvider {
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-
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- /** @var DefaultTokenMapper */
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- private $mapper;
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-
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- /** @var ICrypto */
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- private $crypto;
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-
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- /** @var IConfig */
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- private $config;
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-
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- /** @var LoggerInterface */
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- private $logger;
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-
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- /** @var ITimeFactory */
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- private $time;
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-
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- public function __construct(DefaultTokenMapper $mapper,
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- ICrypto $crypto,
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- IConfig $config,
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- LoggerInterface $logger,
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- ITimeFactory $time) {
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- $this->mapper = $mapper;
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- $this->crypto = $crypto;
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- $this->config = $config;
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- $this->logger = $logger;
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- $this->time = $time;
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- }
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-
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- /**
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- * {@inheritDoc}
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- */
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- public function generateToken(string $token,
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- string $uid,
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- string $loginName,
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- ?string $password,
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- string $name,
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- int $type = IToken::TEMPORARY_TOKEN,
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- int $remember = IToken::DO_NOT_REMEMBER): IToken {
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- $dbToken = new DefaultToken();
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- $dbToken->setUid($uid);
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- $dbToken->setLoginName($loginName);
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- if (!is_null($password)) {
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- $dbToken->setPassword($this->encryptPassword($password, $token));
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- }
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- $dbToken->setName($name);
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- $dbToken->setToken($this->hashToken($token));
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- $dbToken->setType($type);
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- $dbToken->setRemember($remember);
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- $dbToken->setLastActivity($this->time->getTime());
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- $dbToken->setLastCheck($this->time->getTime());
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- $dbToken->setVersion(DefaultToken::VERSION);
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-
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- $this->mapper->insert($dbToken);
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-
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- return $dbToken;
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- }
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-
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- /**
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- * Save the updated token
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- *
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- * @param IToken $token
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- * @throws InvalidTokenException
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- */
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- public function updateToken(IToken $token) {
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- if (!($token instanceof DefaultToken)) {
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- throw new InvalidTokenException("Invalid token type");
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- }
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- $this->mapper->update($token);
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- }
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-
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- /**
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- * Update token activity timestamp
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- *
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- * @throws InvalidTokenException
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- * @param IToken $token
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- */
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- public function updateTokenActivity(IToken $token) {
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- if (!($token instanceof DefaultToken)) {
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- throw new InvalidTokenException("Invalid token type");
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- }
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- /** @var DefaultToken $token */
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- $now = $this->time->getTime();
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- if ($token->getLastActivity() < ($now - 60)) {
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- // Update token only once per minute
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- $token->setLastActivity($now);
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- $this->mapper->update($token);
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- }
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- }
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-
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- public function getTokenByUser(string $uid): array {
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- return $this->mapper->getTokenByUser($uid);
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- }
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-
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- /**
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- * Get a token by token
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- *
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- * @param string $tokenId
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- * @throws InvalidTokenException
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- * @throws ExpiredTokenException
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- * @return IToken
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- */
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- public function getToken(string $tokenId): IToken {
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- try {
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- $token = $this->mapper->getToken($this->hashToken($tokenId));
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- } catch (DoesNotExistException $ex) {
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- throw new InvalidTokenException("Token does not exist", 0, $ex);
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- }
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-
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- if ((int)$token->getExpires() !== 0 && $token->getExpires() < $this->time->getTime()) {
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- throw new ExpiredTokenException($token);
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- }
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-
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- return $token;
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- }
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-
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- /**
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- * Get a token by token id
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- *
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- * @param int $tokenId
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- * @throws InvalidTokenException
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- * @throws ExpiredTokenException
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- * @return IToken
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- */
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- public function getTokenById(int $tokenId): IToken {
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- try {
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- $token = $this->mapper->getTokenById($tokenId);
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- } catch (DoesNotExistException $ex) {
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- throw new InvalidTokenException("Token with ID $tokenId does not exist", 0, $ex);
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- }
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-
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- if ((int)$token->getExpires() !== 0 && $token->getExpires() < $this->time->getTime()) {
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- throw new ExpiredTokenException($token);
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- }
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-
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- return $token;
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- }
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-
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- /**
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- * @param string $oldSessionId
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- * @param string $sessionId
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- * @throws InvalidTokenException
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- * @return IToken
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- */
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- public function renewSessionToken(string $oldSessionId, string $sessionId): IToken {
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- $token = $this->getToken($oldSessionId);
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-
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- $newToken = new DefaultToken();
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- $newToken->setUid($token->getUID());
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- $newToken->setLoginName($token->getLoginName());
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- if (!is_null($token->getPassword())) {
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- $password = $this->decryptPassword($token->getPassword(), $oldSessionId);
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- $newToken->setPassword($this->encryptPassword($password, $sessionId));
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- }
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- $newToken->setName($token->getName());
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- $newToken->setToken($this->hashToken($sessionId));
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- $newToken->setType(IToken::TEMPORARY_TOKEN);
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- $newToken->setRemember($token->getRemember());
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- $newToken->setLastActivity($this->time->getTime());
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- $this->mapper->insert($newToken);
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- $this->mapper->delete($token);
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-
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- return $newToken;
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- }
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-
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- /**
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- * @param IToken $savedToken
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- * @param string $tokenId session token
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- * @throws InvalidTokenException
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- * @throws PasswordlessTokenException
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- * @return string
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- */
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- public function getPassword(IToken $savedToken, string $tokenId): string {
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- $password = $savedToken->getPassword();
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- if ($password === null || $password === '') {
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- throw new PasswordlessTokenException();
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- }
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- return $this->decryptPassword($password, $tokenId);
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- }
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-
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- /**
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- * Encrypt and set the password of the given token
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- *
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- * @param IToken $token
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- * @param string $tokenId
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- * @param string $password
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- * @throws InvalidTokenException
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- */
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- public function setPassword(IToken $token, string $tokenId, string $password) {
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- if (!($token instanceof DefaultToken)) {
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- throw new InvalidTokenException("Invalid token type");
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- }
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- /** @var DefaultToken $token */
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- $token->setPassword($this->encryptPassword($password, $tokenId));
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- $this->mapper->update($token);
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- }
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-
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- /**
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- * Invalidate (delete) the given session token
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- *
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- * @param string $token
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- */
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- public function invalidateToken(string $token) {
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- $this->mapper->invalidate($this->hashToken($token));
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- }
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-
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- public function invalidateTokenById(string $uid, int $id) {
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- $this->mapper->deleteById($uid, $id);
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- }
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-
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- /**
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- * Invalidate (delete) old session tokens
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- */
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- public function invalidateOldTokens() {
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- $olderThan = $this->time->getTime() - (int) $this->config->getSystemValue('session_lifetime', 60 * 60 * 24);
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- $this->logger->debug('Invalidating session tokens older than ' . date('c', $olderThan), ['app' => 'cron']);
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- $this->mapper->invalidateOld($olderThan, IToken::DO_NOT_REMEMBER);
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- $rememberThreshold = $this->time->getTime() - (int) $this->config->getSystemValue('remember_login_cookie_lifetime', 60 * 60 * 24 * 15);
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- $this->logger->debug('Invalidating remembered session tokens older than ' . date('c', $rememberThreshold), ['app' => 'cron']);
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- $this->mapper->invalidateOld($rememberThreshold, IToken::REMEMBER);
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- }
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-
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- /**
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- * Rotate the token. Usefull for for example oauth tokens
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- *
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- * @param IToken $token
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- * @param string $oldTokenId
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- * @param string $newTokenId
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- * @return IToken
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- */
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- public function rotate(IToken $token, string $oldTokenId, string $newTokenId): IToken {
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- try {
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- $password = $this->getPassword($token, $oldTokenId);
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- $token->setPassword($this->encryptPassword($password, $newTokenId));
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- } catch (PasswordlessTokenException $e) {
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- }
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-
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- $token->setToken($this->hashToken($newTokenId));
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- $this->updateToken($token);
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-
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- return $token;
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- }
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-
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- /**
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- * @param string $token
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- * @return string
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- */
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- private function hashToken(string $token): string {
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- $secret = $this->config->getSystemValue('secret');
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- return hash('sha512', $token . $secret);
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- }
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-
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- /**
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- * Encrypt the given password
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- *
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- * The token is used as key
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- *
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- * @param string $password
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- * @param string $token
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- * @return string encrypted password
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- */
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- private function encryptPassword(string $password, string $token): string {
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- $secret = $this->config->getSystemValue('secret');
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- return $this->crypto->encrypt($password, $token . $secret);
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- }
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-
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- /**
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- * Decrypt the given password
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- *
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- * The token is used as key
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- *
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- * @param string $password
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- * @param string $token
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- * @throws InvalidTokenException
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- * @return string the decrypted key
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- */
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- private function decryptPassword(string $password, string $token): string {
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- $secret = $this->config->getSystemValue('secret');
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- try {
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- return $this->crypto->decrypt($password, $token . $secret);
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- } catch (Exception $ex) {
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- // Delete the invalid token
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- $this->invalidateToken($token);
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- throw new InvalidTokenException("Can not decrypt token password: " . $ex->getMessage(), 0, $ex);
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- }
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- }
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-
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- public function markPasswordInvalid(IToken $token, string $tokenId) {
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- if (!($token instanceof DefaultToken)) {
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- throw new InvalidTokenException("Invalid token type");
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- }
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-
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- //No need to mark as invalid. We just invalide default tokens
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- $this->invalidateToken($tokenId);
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- }
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-
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- public function updatePasswords(string $uid, string $password) {
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- // Nothing to do here
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- }
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-}
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Joas Schilling