mirror of https://github.com/nextcloud/server
408 lines
11 KiB
PHP
408 lines
11 KiB
PHP
<?php
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/**
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* @author Konrad Abicht <hi@inspirito.de>
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*
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* @copyright Copyright (c) 2021, Konrad Abicht <hi@inspirito.de>
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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 Tests\Core\Data;
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use Exception;
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use OC\Authentication\Exceptions\InvalidTokenException;
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use OC\Authentication\Token\IProvider;
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use OC\Authentication\Token\IToken;
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use OC\Core\Data\LoginFlowV2Credentials;
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use OC\Core\Data\LoginFlowV2Tokens;
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use OC\Core\Db\LoginFlowV2Mapper;
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use OC\Core\Db\LoginFlowV2;
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use OC\Core\Exception\LoginFlowV2NotFoundException;
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use OC\Core\Service\LoginFlowV2Service;
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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 OCP\Security\ISecureRandom;
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use PHPUnit\Framework\MockObject\MockObject;
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use Psr\Log\LoggerInterface;
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use Test\TestCase;
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/**
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* Unit tests for \OC\Core\Service\LoginFlowV2Service
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*/
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class LoginFlowV2ServiceUnitTest extends TestCase {
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/** @var \OCP\IConfig */
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private $config;
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/** @var \OCP\Security\ICrypto */
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private $crypto;
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/** @var LoggerInterface|MockObject */
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private $logger;
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/** @var \OC\Core\Db\LoginFlowV2Mapper */
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private $mapper;
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/** @var \OCP\Security\ISecureRandom */
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private $secureRandom;
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/** @var \OC\Core\Service\LoginFlowV2Service */
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private $subjectUnderTest;
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/** @var \OCP\AppFramework\Utility\ITimeFactory */
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private $timeFactory;
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/** @var \OC\Authentication\Token\IProvider */
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private $tokenProvider;
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public function setUp(): void {
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parent::setUp();
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$this->setupSubjectUnderTest();
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}
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/**
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* Setup subject under test with mocked constructor arguments.
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*
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* Code was moved to separate function to keep setUp function small and clear.
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*/
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private function setupSubjectUnderTest(): void {
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$this->config = $this->getMockBuilder(IConfig::class)
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->disableOriginalConstructor()->getMock();
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$this->crypto = $this->getMockBuilder(ICrypto::class)
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->disableOriginalConstructor()->getMock();
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$this->mapper = $this->getMockBuilder(LoginFlowV2Mapper::class)
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->disableOriginalConstructor()->getMock();
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$this->logger = $this->getMockBuilder(LoggerInterface::class)
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->disableOriginalConstructor()->getMock();
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$this->tokenProvider = $this->getMockBuilder(IProvider::class)
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->disableOriginalConstructor()->getMock();
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$this->secureRandom = $this->getMockBuilder(ISecureRandom::class)
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->disableOriginalConstructor()->getMock();
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$this->timeFactory = $this->getMockBuilder(ITimeFactory::class)
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->disableOriginalConstructor()->getMock();
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$this->subjectUnderTest = new LoginFlowV2Service(
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$this->mapper,
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$this->secureRandom,
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$this->timeFactory,
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$this->config,
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$this->crypto,
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$this->logger,
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$this->tokenProvider
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);
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}
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/**
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* Generates for a given password required OpenSSL parts.
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*
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* @return array Array contains encrypted password, private key and public key.
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*/
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private function getOpenSSLEncryptedPublicAndPrivateKey(string $appPassword): array {
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// Create the private and public key
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$res = openssl_pkey_new([
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'digest_alg' => 'md5', // take fast algorithm for testing purposes
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'private_key_bits' => 512,
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'private_key_type' => OPENSSL_KEYTYPE_RSA,
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]);
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// Extract the private key from $res
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openssl_pkey_export($res, $privateKey);
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// Extract the public key from $res
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$publicKey = openssl_pkey_get_details($res);
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$publicKey = $publicKey['key'];
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// Encrypt the data to $encrypted using the public key
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openssl_public_encrypt($appPassword, $encrypted, $publicKey, OPENSSL_PKCS1_OAEP_PADDING);
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return [$encrypted, $privateKey, $publicKey];
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}
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/*
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* Tests for poll
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*/
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public function testPollApptokenCouldNotBeDecrypted() {
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$this->expectException(LoginFlowV2NotFoundException::class);
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$this->expectExceptionMessage('Apptoken could not be decrypted');
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/*
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* Cannot be mocked, because functions like getLoginName are magic functions.
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* To be able to set internal properties, we have to use the real class here.
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*/
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$loginFlowV2 = new LoginFlowV2();
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$loginFlowV2->setLoginName('test');
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$loginFlowV2->setServer('test');
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$loginFlowV2->setAppPassword('test');
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$loginFlowV2->setPrivateKey('test');
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$this->mapper->expects($this->once())
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->method('getByPollToken')
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->willReturn($loginFlowV2);
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$this->subjectUnderTest->poll('');
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}
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public function testPollInvalidToken() {
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$this->expectException(LoginFlowV2NotFoundException::class);
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$this->expectExceptionMessage('Invalid token');
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$this->mapper->expects($this->once())
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->method('getByPollToken')
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->willThrowException(new DoesNotExistException(''));
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$this->subjectUnderTest->poll('');
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}
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public function testPollTokenNotYetReady() {
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$this->expectException(LoginFlowV2NotFoundException::class);
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$this->expectExceptionMessage('Token not yet ready');
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$this->subjectUnderTest->poll('');
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}
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public function testPollRemoveDataFromDb() {
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[$encrypted, $privateKey] = $this->getOpenSSLEncryptedPublicAndPrivateKey('test_pass');
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$this->crypto->expects($this->once())
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->method('decrypt')
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->willReturn($privateKey);
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/*
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* Cannot be mocked, because functions like getLoginName are magic functions.
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* To be able to set internal properties, we have to use the real class here.
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*/
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$loginFlowV2 = new LoginFlowV2();
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$loginFlowV2->setLoginName('test_login');
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$loginFlowV2->setServer('test_server');
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$loginFlowV2->setAppPassword(base64_encode($encrypted));
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$loginFlowV2->setPrivateKey($privateKey);
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$this->mapper->expects($this->once())
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->method('delete')
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->with($this->equalTo($loginFlowV2));
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$this->mapper->expects($this->once())
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->method('getByPollToken')
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->willReturn($loginFlowV2);
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$credentials = $this->subjectUnderTest->poll('');
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$this->assertTrue($credentials instanceof LoginFlowV2Credentials);
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$this->assertEquals(
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[
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'server' => 'test_server',
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'loginName' => 'test_login',
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'appPassword' => 'test_pass',
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],
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$credentials->jsonSerialize()
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);
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}
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/*
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* Tests for getByLoginToken
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*/
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public function testGetByLoginToken() {
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$loginFlowV2 = new LoginFlowV2();
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$loginFlowV2->setLoginName('test_login');
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$loginFlowV2->setServer('test_server');
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$loginFlowV2->setAppPassword('test');
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$this->mapper->expects($this->once())
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->method('getByLoginToken')
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->willReturn($loginFlowV2);
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$result = $this->subjectUnderTest->getByLoginToken('test_token');
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$this->assertTrue($result instanceof LoginFlowV2);
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$this->assertEquals('test_server', $result->getServer());
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$this->assertEquals('test_login', $result->getLoginName());
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$this->assertEquals('test', $result->getAppPassword());
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}
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public function testGetByLoginTokenLoginTokenInvalid() {
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$this->expectException(LoginFlowV2NotFoundException::class);
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$this->expectExceptionMessage('Login token invalid');
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$this->mapper->expects($this->once())
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->method('getByLoginToken')
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->willThrowException(new DoesNotExistException(''));
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$this->subjectUnderTest->getByLoginToken('test_token');
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}
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/*
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* Tests for startLoginFlow
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*/
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public function testStartLoginFlow() {
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$loginFlowV2 = new LoginFlowV2();
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$this->mapper->expects($this->once())
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->method('getByLoginToken')
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->willReturn($loginFlowV2);
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$this->mapper->expects($this->once())
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->method('update');
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$this->assertTrue($this->subjectUnderTest->startLoginFlow('test_token'));
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}
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public function testStartLoginFlowDoesNotExistException() {
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$this->mapper->expects($this->once())
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->method('getByLoginToken')
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->willThrowException(new DoesNotExistException(''));
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$this->assertFalse($this->subjectUnderTest->startLoginFlow('test_token'));
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}
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/**
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* If an exception not of type DoesNotExistException is thrown,
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* it is expected that it is not being handled by startLoginFlow.
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*/
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public function testStartLoginFlowException() {
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$this->expectException(Exception::class);
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$this->mapper->expects($this->once())
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->method('getByLoginToken')
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->willThrowException(new Exception(''));
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$this->subjectUnderTest->startLoginFlow('test_token');
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}
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/*
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* Tests for flowDone
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*/
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public function testFlowDone() {
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[,, $publicKey] = $this->getOpenSSLEncryptedPublicAndPrivateKey('test_pass');
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$loginFlowV2 = new LoginFlowV2();
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$loginFlowV2->setPublicKey($publicKey);
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$loginFlowV2->setClientName('client_name');
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$this->mapper->expects($this->once())
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->method('getByLoginToken')
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->willReturn($loginFlowV2);
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$this->mapper->expects($this->once())
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->method('update');
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$this->secureRandom->expects($this->once())
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->method('generate')
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->with(72, ISecureRandom::CHAR_UPPER.ISecureRandom::CHAR_LOWER.ISecureRandom::CHAR_DIGITS)
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->willReturn('test_pass');
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// session token
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$sessionToken = $this->getMockBuilder(IToken::class)->disableOriginalConstructor()->getMock();
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$sessionToken->expects($this->once())
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->method('getLoginName')
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->willReturn('login_name');
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$this->tokenProvider->expects($this->once())
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->method('getPassword')
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->willReturn('test_pass');
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$this->tokenProvider->expects($this->once())
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->method('getToken')
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->willReturn($sessionToken);
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$this->tokenProvider->expects($this->once())
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->method('generateToken')
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->with(
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'test_pass',
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'user_id',
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'login_name',
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'test_pass',
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'client_name',
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IToken::PERMANENT_TOKEN,
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IToken::DO_NOT_REMEMBER
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);
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$result = $this->subjectUnderTest->flowDone(
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'login_token',
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'session_id',
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'server',
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'user_id'
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);
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$this->assertTrue($result);
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// app password is encrypted and must look like:
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// ZACZOOzxTpKz4+KXL5kZ/gCK0xvkaVi/8yzupAn6Ui6+5qCSKvfPKGgeDRKs0sivvSLzk/XSp811SZCZmH0Y3g==
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$this->assertMatchesRegularExpression('/[a-zA-Z\/0-9+=]+/', $loginFlowV2->getAppPassword());
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$this->assertEquals('server', $loginFlowV2->getServer());
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}
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public function testFlowDoneDoesNotExistException() {
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$this->mapper->expects($this->once())
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->method('getByLoginToken')
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->willThrowException(new DoesNotExistException(''));
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$result = $this->subjectUnderTest->flowDone(
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'login_token',
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'session_id',
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'server',
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'user_id'
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);
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$this->assertFalse($result);
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}
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public function testFlowDonePasswordlessTokenException() {
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$this->tokenProvider->expects($this->once())
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->method('getToken')
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->willThrowException(new InvalidTokenException(''));
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$result = $this->subjectUnderTest->flowDone(
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'login_token',
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'session_id',
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'server',
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'user_id'
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);
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$this->assertFalse($result);
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}
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/*
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* Tests for createTokens
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*/
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public function testCreateTokens() {
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$this->config->expects($this->exactly(2))
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->method('getSystemValue')
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->willReturn($this->returnCallback(function ($key) {
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// Note: \OCP\IConfig::getSystemValue returns either an array or string.
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return 'openssl' == $key ? [] : '';
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}));
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$this->mapper->expects($this->once())
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->method('insert');
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$this->secureRandom->expects($this->exactly(2))
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->method('generate');
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$token = $this->subjectUnderTest->createTokens('user_agent');
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$this->assertTrue($token instanceof LoginFlowV2Tokens);
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}
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}
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