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check verification proof and update account table 

Signed-off-by: Bjoern Schiessle <bjoern@schiessle.org>
tags/v12.0.0beta1
Bjoern Schiessle 7 years ago
parent
6f41a3edc0
commit
cbf5acca45
No account linked to committer's email address
3 changed files with 433 additions and 10 deletions
Split View Show Diff Stats
  1. 275
    0
      settings/BackgroundJobs/VerifyUserData.php
  2. 54
    8
      settings/Controller/UsersController.php
  3. 104
    2
      tests/Settings/Controller/UsersControllerTest.php

+ 275
- 0
settings/BackgroundJobs/VerifyUserData.php View File

@@ -0,0 +1,275 @@
<?php
/**
* @copyright Copyright (c) 2017 Bjoern Schiessle <bjoern@schiessle.org>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/


namespace OC\Settings\BackgroundJobs;


use OC\Accounts\AccountManager;
use OC\BackgroundJob\Job;
use OC\BackgroundJob\JobList;
use OCP\AppFramework\Http;
use OCP\Http\Client\IClientService;
use OCP\IConfig;
use OCP\ILogger;
use OCP\IUserManager;

class VerifyUserData extends Job {

/** @var bool */
private $retainJob = true;

/** @var int max number of attempts to send the request */
private $maxTry = 24;

/** @var int how much time should be between two tries (1 hour) */
private $interval = 3600;

/** @var AccountManager */
private $accountManager;

/** @var IUserManager */
private $userManager;

/** @var IClientService */
private $httpClientService;

/** @var ILogger */
private $logger;

/** @var string */
private $lookupServerUrl;

/**
* VerifyUserData constructor.
*
* @param AccountManager|null $accountManager
* @param IUserManager|null $userManager
* @param IClientService|null $clientService
* @param IConfig|null $config
*/
public function __construct(AccountManager $accountManager = null,
IUserManager $userManager = null,
IClientService $clientService = null,
ILogger $logger = null,
IConfig $config = null
) {
$this->accountManager = $accountManager !== null ? $accountManager : \OC::$server->query(AccountManager::class);
$this->userManager = $userManager !== null ? $userManager : \OC::$server->getUserManager();
$this->httpClientService = $clientService !== null ? $clientService : \OC::$server->getHTTPClientService();
$this->logger = $logger !== null ? $logger : \OC::$server->getLogger();

if ($config !== null) {
$this->lookupServerUrl = $config->getSystemValue('lookup_server', 'https://lookup.nextcloud.com');
} else {
$this->lookupServerUrl = \OC::$server->getConfig()->getSystemValue('lookup_server', 'https://lookup.nextcloud.com');
}
}

/**
* run the job, then remove it from the jobList
*
* @param JobList $jobList
* @param ILogger $logger
*/
public function execute($jobList, ILogger $logger = null) {

if ($this->shouldRun($this->argument)) {
parent::execute($jobList, $logger);
$jobList->remove($this, $this->argument);
if ($this->retainJob) {
$this->reAddJob($jobList, $this->argument);
}
}

}

protected function run($argument) {

$try = (int)$argument['try'] + 1;

switch($argument['type']) {
case AccountManager::PROPERTY_WEBSITE:
$result = $this->verifyWebsite($argument);
break;
case AccountManager::PROPERTY_TWITTER:
case AccountManager::PROPERTY_EMAIL:
$result = $this->verifyViaLookupServer($argument, $argument['type']);
break;
default:
// no valid type given, no need to retry
$this->logger->error($argument['type'] . ' is no valid type for user account data.');
$result = true;
}

if ($result === true || $try > $this->maxTry) {
$this->retainJob = false;
}
}

/**
* verify web page
*
* @param array $argument
* @return bool true if we could check the verification code, otherwise false
*/
protected function verifyWebsite(array $argument) {

$result = false;

$url = rtrim($argument['data'], '/') . '/' . 'CloudIdVerificationCode.txt';

$client = $this->httpClientService->newClient();
try {
$response = $client->get($url);
} catch (\Exception $e) {
return false;
}

if ($response->getStatusCode() === Http::STATUS_OK) {
$result = true;
$publishedCode = $response->getBody();
$user = $this->userManager->get($argument['uid']);
// we don't check a valid user -> give up
if ($user === null) {
$this->logger->error($argument['uid'] . ' doesn\'t exist, can\'t verify user data.');
return $result;
}
$userData = $this->accountManager->getUser($user);

if ($publishedCode === $argument['verificationCode']) {

$userData[AccountManager::PROPERTY_WEBSITE]['verified'] === AccountManager::VERIFIED;
} else {
$userData[AccountManager::PROPERTY_WEBSITE]['verified'] === AccountManager::NOT_VERIFIED;
}

$this->accountManager->updateUser($user, $userData);
}

return $result;
}

/**
* verify email address
*
* @param array $argument
* @param string $dataType
* @return bool true if we could check the verification code, otherwise false
*/
protected function verifyViaLookupServer(array $argument, $dataType) {

$user = $this->userManager->get($argument['uid']);

// we don't check a valid user -> give up
if ($user === null) {
$this->logger->error($argument['uid'] . ' doesn\'t exist, can\'t verify user data.');
return true;
}

$localUserData = $this->accountManager->getUser($user);
$cloudId = $user->getCloudId();

// ask lookup-server for user data
$lookupServerData = $this->queryLookupServer($cloudId);

// for some reasons we couldn't read any data from the lookup server, try again later
if (empty($lookupServerData)) {
return false;
}

// lookup server has verification data for wrong user data (e.g. email address), try again later
if ($lookupServerData[$dataType]['value'] !== $argument['data']) {
return false;
}

// lookup server hasn't verified the email address so far, try again later
if ($lookupServerData[$dataType]['verified'] === AccountManager::VERIFICATION_IN_PROGRESS) {
return false;
}

$localUserData[$dataType]['verified'] === $lookupServerData[$dataType]['verified'];
$this->accountManager->updateUser($user, $localUserData);

return true;
}

/**
* @param string $cloudId
* @return array
*/
protected function queryLookupServer($cloudId) {
try {
$client = $this->clientService->newClient();
$response = $client->get(
$this->lookupServerUrl . '/users?search=' . urlencode($cloudId),
[
'timeout' => 10,
'connect_timeout' => 3,
]
);

$body = json_decode($response->getBody(), true);

foreach ($body as $lookup) {
if ($lookup['federationId'] === $cloudId) {
return $lookup;
}
}

} catch (\Exception $e) {
// do nothing, we will just re-try later
}

return [];
}

/**
* re-add background job with new arguments
*
* @param IJobList $jobList
* @param array $argument
*/
protected function reAddJob(IJobList $jobList, array $argument) {
$jobList->add('OC\Settings\BackgroundJobs\VerifyUserData',
[
'verificationCode' => $argument['verificationCode'],
'data' => $argument['data'],
'type' => $argument['type'],
'uid' => $argument['uid'],
'try' => (int)$argument['try'] + 1,
'lastRun' => time()
]
);
}

/**
* test if it is time for the next run
*
* @param array $argument
* @return bool
*/
protected function shouldRun(array $argument) {
$lastRun = (int)$argument['lastRun'];
return ((time() - $lastRun) > $this->interval);
}

}

+ 54
- 8
settings/Controller/UsersController.php View File

@@ -38,6 +38,8 @@ use OC\Security\IdentityProof\Manager;
use OCP\App\IAppManager;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\IJobList;
use OCP\IConfig;
use OCP\IGroupManager;
use OCP\IL10N;
@@ -49,6 +51,7 @@ use OCP\IUserManager;
use OCP\IUserSession;
use OCP\Mail\IMailer;
use OCP\IAvatarManager;
use OCP\Security\ICrypto;
use OCP\Security\ISecureRandom;

/**
@@ -89,7 +92,8 @@ class UsersController extends Controller {
private $crypto;
/** @var Manager */
private $keyManager;

/** @var IJobList */
private $jobList;

/**
* @param string $appName
@@ -111,6 +115,7 @@ class UsersController extends Controller {
* @param ITimeFactory $timeFactory
* @param ICrypto $crypto
* @param Manager $keyManager
* @param IJobList $jobList
*/
public function __construct($appName,
IRequest $request,
@@ -130,7 +135,8 @@ class UsersController extends Controller {
NewUserMailHelper $newUserMailHelper,
ITimeFactory $timeFactory,
ICrypto $crypto,
Manager $keyManager) {
Manager $keyManager,
IJobList $jobList) {
parent::__construct($appName, $request);
$this->userManager = $userManager;
$this->groupManager = $groupManager;
@@ -147,6 +153,7 @@ class UsersController extends Controller {
$this->timeFactory = $timeFactory;
$this->crypto = $crypto;
$this->keyManager = $keyManager;
$this->jobList = $jobList;

// check for encryption state - TODO see formatUserForIndex
$this->isEncryptionAppEnabled = $appManager->isEnabledForUser('encryption');
@@ -524,22 +531,24 @@ class UsersController extends Controller {
$accountData = $this->accountManager->getUser($user);
$cloudId = $user->getCloudId();
$message = "Use my Federated Cloud ID to share with me: " . $cloudId;
$privateKey = $this->keyManager->getKey($user)->getPrivate();
openssl_sign(json_encode($message), $signature, $privateKey, OPENSSL_ALGO_SHA512);
$signatureBase64 = base64_encode($signature);
$signature = $this->signMessage($user, $message);

$code = $message . ' ' . $signatureBase64;
$codeMd5 = $message . ' ' . md5($signatureBase64);
$code = $message . ' ' . $signature;
$codeMd5 = $message . ' ' . md5($signature);

switch ($account) {
case 'verify-twitter':
$accountData[AccountManager::PROPERTY_TWITTER]['verified'] = AccountManager::VERIFICATION_IN_PROGRESS;
$msg = $this->l10n->t('In order to verify your Twitter account post following tweet on Twitter:');
$code = $codeMd5;
$type = AccountManager::PROPERTY_TWITTER;
$data = $accountData[AccountManager::PROPERTY_TWITTER]['value'];
break;
case 'verify-website':
$accountData[AccountManager::PROPERTY_WEBSITE]['verified'] = AccountManager::VERIFICATION_IN_PROGRESS;
$msg = $this->l10n->t('In order to verify your Website store following content in your webroot at \'CloudIdVerificationCode.txt\':');
$msg = $this->l10n->t('In order to verify your Website store following content in your web-root at \'CloudIdVerificationCode.txt\':');
$type = AccountManager::PROPERTY_WEBSITE;
$data = $accountData[AccountManager::PROPERTY_WEBSITE]['value'];
break;
default:
return new DataResponse([], Http::STATUS_BAD_REQUEST);
@@ -547,9 +556,46 @@ class UsersController extends Controller {

$this->accountManager->updateUser($user, $accountData);


$this->jobList->add('OC\Settings\BackgroundJobs\VerifyUserData',
[
'verificationCode' => $code,
'data' => $data,
'type' => $type,
'uid' => $user->getUID(),
'try' => 0,
'lastRun' => $this->getCurrentTime()
]
);

return new DataResponse(['msg' => $msg, 'code' => $code]);
}

/**
* get current timestamp
*
* @return int
*/
protected function getCurrentTime() {
return time();
}

/**
* sign message with users private key
*
* @param IUser $user
* @param string $message
*
* @return string base64 encoded signature
*/
protected function signMessage(IUser $user, $message) {
$privateKey = $this->keyManager->getKey($user)->getPrivate();
openssl_sign(json_encode($message), $signature, $privateKey, OPENSSL_ALGO_SHA512);
$signatureBase64 = base64_encode($signature);

return $signatureBase64;
}

/**
* @NoAdminRequired
* @NoSubadminRequired

+ 104
- 2
tests/Settings/Controller/UsersControllerTest.php View File

@@ -18,6 +18,7 @@ use OCP\App\IAppManager;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\IJobList;
use OCP\IAvatar;
use OCP\IAvatarManager;
use OCP\IConfig;
@@ -74,6 +75,10 @@ class UsersControllerTest extends \Test\TestCase {
private $newUserMailHelper;
/** @var ICrypto | \PHPUnit_Framework_MockObject_MockObject */
private $crypto;
/** @var IJobList | \PHPUnit_Framework_MockObject_MockObject */
private $jobList;
/** @var \OC\Security\IdentityProof\Manager |\PHPUnit_Framework_MockObject_MockObject */
private $securityManager;

protected function setUp() {
parent::setUp();
@@ -92,6 +97,10 @@ class UsersControllerTest extends \Test\TestCase {
$this->timeFactory = $this->createMock(ITimeFactory::class);
$this->crypto = $this->createMock(ICrypto::class);
$this->newUserMailHelper = $this->createMock(NewUserMailHelper::class);
$this->timeFactory = $this->getMock(ITimeFactory::class);
$this->crypto = $this->getMock(ICrypto::class);
$this->securityManager = $this->getMockBuilder(\OC\Security\IdentityProof\Manager::class)->disableOriginalConstructor()->getMock();
$this->jobList = $this->createMock(IJobList::class);
$this->l = $this->createMock(IL10N::class);
$this->l->method('t')
->will($this->returnCallback(function ($text, $parameters = []) {
@@ -136,7 +145,12 @@ class UsersControllerTest extends \Test\TestCase {
$this->avatarManager,
$this->accountManager,
$this->secureRandom,
$this->newUserMailHelper
$this->newUserMailHelper,
$this->timeFactory,
$this->crypto,
$this->securityManager,
$this->jobList

);
} else {
return $this->getMockBuilder(UsersController::class)
@@ -157,7 +171,11 @@ class UsersControllerTest extends \Test\TestCase {
$this->avatarManager,
$this->accountManager,
$this->secureRandom,
$this->newUserMailHelper
$this->newUserMailHelper,
$this->timeFactory,
$this->crypto,
$this->securityManager,
$this->jobList
]
)->setMethods($mockedMethods)->getMock();
}
@@ -2267,4 +2285,88 @@ class UsersControllerTest extends \Test\TestCase {
$response = $controller->create('foo', '', array(), 'abc@example.org');
$this->assertEquals($expectedResponse, $response);
}

/**
* @param string $account
* @param string $type
* @param array $dataBefore
* @param array $expectedData
*
* @dataProvider dataTestGetVerificationCode
*/
public function testGetVerificationCode($account, $type, $dataBefore, $expectedData) {

$message = 'Use my Federated Cloud ID to share with me: user@nextcloud.com';
$signature = 'theSignature';

$code = $message . ' ' . $signature;
if($type === AccountManager::PROPERTY_TWITTER) {
$code = $message . ' ' . md5($signature);
}

$controller = $this->getController(false, ['signMessage', 'getCurrentTime']);

$user = $this->getMock(IUser::class);
$this->userSession->expects($this->once())->method('getUser')->willReturn($user);
$this->accountManager->expects($this->once())->method('getUser')->with($user)->willReturn($dataBefore);
$user->expects($this->any())->method('getCloudId')->willReturn('user@nextcloud.com');
$user->expects($this->any())->method('getUID')->willReturn('uid');
$controller->expects($this->once())->method('signMessage')->with($user, $message)->willReturn($signature);
$controller->expects($this->once())->method('getCurrentTime')->willReturn(1234567);

$this->accountManager->expects($this->once())->method('updateUser')->with($user, $expectedData);
$this->jobList->expects($this->once())->method('add')
->with('OC\Settings\BackgroundJobs\VerifyUserData',
[
'verificationCode' => $code,
'data' => $dataBefore[$type]['value'],
'type' => $type,
'uid' => 'uid',
'try' => 0,
'lastRun' => 1234567
]);


$result = $controller->getVerificationCode($account);

$data = $result->getData();
$this->assertSame(Http::STATUS_OK, $result->getStatus());
$this->assertSame($code, $data['code']);
}

public function dataTestGetVerificationCode() {

$accountDataBefore = [
AccountManager::PROPERTY_WEBSITE => ['value' => 'https://nextcloud.com', 'verified' => AccountManager::NOT_VERIFIED],
AccountManager::PROPERTY_TWITTER => ['value' => '@nextclouders', 'verified' => AccountManager::NOT_VERIFIED],
];

$accountDataAfterWebsite = [
AccountManager::PROPERTY_WEBSITE => ['value' => 'https://nextcloud.com', 'verified' => AccountManager::VERIFICATION_IN_PROGRESS],
AccountManager::PROPERTY_TWITTER => ['value' => '@nextclouders', 'verified' => AccountManager::NOT_VERIFIED],
];

$accountDataAfterTwitter = [
AccountManager::PROPERTY_WEBSITE => ['value' => 'https://nextcloud.com', 'verified' => AccountManager::NOT_VERIFIED],
AccountManager::PROPERTY_TWITTER => ['value' => '@nextclouders', 'verified' => AccountManager::VERIFICATION_IN_PROGRESS],
];

return [
['verify-twitter', AccountManager::PROPERTY_TWITTER, $accountDataBefore, $accountDataAfterTwitter],
['verify-website', AccountManager::PROPERTY_WEBSITE, $accountDataBefore, $accountDataAfterWebsite],
];
}

/**
* test get verification code in case no valid user was given
*/
public function testGetVerificationCodeInvalidUser() {

$controller = $this->getController();
$this->userSession->expects($this->once())->method('getUser')->willReturn(null);
$result = $controller->getVerificationCode('account');

$this->assertSame(Http::STATUS_BAD_REQUEST ,$result->getStatus());

}
}

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