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|
<?php
/**
* @author Björn Schießle <schiessle@owncloud.com>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\Federation\BackgroundJob;
use OC\BackgroundJob\QueuedJob;
use OCA\Federation\DbHandler;
use OCA\Federation\TrustedServers;
use OCP\AppFramework\Http;
use OCP\BackgroundJob\IJobList;
use OCP\Http\Client\IClient;
use OCP\ILogger;
use OCP\IURLGenerator;
/**
* Class GetSharedSecret
*
* request shared secret from remote ownCloud
*
* @package OCA\Federation\Backgroundjob
*/
class GetSharedSecret extends QueuedJob{
/** @var IClient */
private $httpClient;
/** @var IJobList */
private $jobList;
/** @var IURLGenerator */
private $urlGenerator;
/** @var TrustedServers */
private $trustedServers;
/** @var ILogger */
private $logger;
private $endPoint = '/ocs/v2.php/apps/federation/api/v1/shared-secret?format=json';
/**
* RequestSharedSecret constructor.
*
* @param IClient $httpClient
* @param IURLGenerator $urlGenerator
* @param IJobList $jobList
* @param TrustedServers $trustedServers
* @param ILogger $logger
*/
public function __construct(
IClient $httpClient = null,
IURLGenerator $urlGenerator = null,
IJobList $jobList = null,
TrustedServers $trustedServers = null,
ILogger $logger = null
) {
$this->logger = $logger ? $logger : \OC::$server->getLogger();
$this->httpClient = $httpClient ? $httpClient : \OC::$server->getHTTPClientService()->newClient();
$this->jobList = $jobList ? $jobList : \OC::$server->getJobList();
$this->urlGenerator = $urlGenerator ? $urlGenerator : \OC::$server->getURLGenerator();
if ($trustedServers) {
$this->trustedServers = $trustedServers;
} else {
$this->trustedServers = new TrustedServers(
new DbHandler(\OC::$server->getDatabaseConnection(), \OC::$server->getL10N('federation')),
\OC::$server->getHTTPClientService(),
\OC::$server->getLogger(),
$this->jobList,
\OC::$server->getSecureRandom()
);
}
}
/**
* run the job, then remove it from the joblist
*
* @param JobList $jobList
* @param ILogger $logger
*/
public function execute($jobList, ILogger $logger = null) {
$jobList->remove($this, $this->argument);
$target = $this->argument['url'];
// only execute if target is still in the list of trusted domains
if ($this->trustedServers->isTrustedServer($target)) {
parent::execute($jobList, $logger);
}
}
protected function run($argument) {
$target = $argument['url'];
$source = $this->urlGenerator->getAbsoluteURL('/');
$source = rtrim($source, '/');
$token = $argument['token'];
$result = $this->httpClient->get(
$target . $this->endPoint,
[
'query' =>
[
'url' => $source,
'token' => $token
],
'timeout' => 3,
'connect_timeout' => 3,
]
);
$status = $result->getStatusCode();
// if we received a unexpected response we try again later
if (
$status !== Http::STATUS_OK
&& $status !== Http::STATUS_FORBIDDEN
) {
$this->jobList->add(
'OCA\Federation\Backgroundjob\RequestSharedSecret',
$argument
);
} elseif ($status === Http::STATUS_OK) {
$body = $result->getBody();
$result = json_decode($body, true);
if (isset($result['ocs']['data']['sharedSecret'])) {
$this->trustedServers->addSharedSecret(
$target,
$result['ocs']['data']['sharedSecret']
);
} else {
$this->logger->error(
'remote server "' . $target . '"" does not return a valid shared secret',
['app' => 'federation']
);
$this->trustedServers->setServerStatus($target, TrustedServers::STATUS_FAILURE);
}
}
}
}
|
