/**
* 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)) {
$this->parentExecute($jobList, $logger);
}
}
protected function run($argument)
{
$target = $argument['url'];
$source = $this->urlGenerator->getAbsoluteURL('/');
$source = rtrim($source, '/');
$token = $argument['token'];
try {
$result = $this->httpClient->get($target . $this->endPoint, ['query' => ['url' => $source, 'token' => $token], 'timeout' => 3, 'connect_timeout' => 3]);
$status = $result->getStatusCode();
} catch (ClientException $e) {
$status = $e->getCode();
$this->logger->logException($e);
}
// 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\\GetSharedSecret', $argument);
} else {
// reset token if we received a valid response
$this->dbHandler->addToken($target, '');
}
if ($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);
}
}
}
/**
* @expectedException \Exception
* @expectedExceptionMessage simulated exception
*/
public function testIsOwnCloudServerFail()
{
$server = 'server1';
$this->httpClientService->expects($this->once())->method('newClient')->willReturn($this->httpClient);
$this->httpClient->expects($this->once())->method('get')->with($server . '/status.php')->willReturnCallback(function () {
throw new \Exception('simulated exception');
});
$this->trustedServers->isOwnCloudServer($server);
}
/**
* create shared secret and return it
*
* @return \OC_OCS_Result
*/
public function getSharedSecret()
{
$url = $this->request->getParam('url');
$token = $this->request->getParam('token');
if ($this->trustedServers->isTrustedServer($url) === false || $this->isValidToken($url, $token) === false) {
return new \OC_OCS_Result(null, HTTP::STATUS_FORBIDDEN);
}
$sharedSecret = $this->secureRandom->getMediumStrengthGenerator()->generate(32);
$this->trustedServers->addSharedSecret($url, $sharedSecret);
// reset token after the exchange of the shared secret was successful
$this->dbHandler->addToken($url, '');
return new \OC_OCS_Result(['sharedSecret' => $sharedSecret], Http::STATUS_OK);
}
/**
* check if the server should be added to the list of trusted servers or not
*
* @param string $url
* @return bool
* @throws HintException
*/
protected function checkServer($url)
{
if ($this->trustedServers->isTrustedServer($url) === true) {
$message = 'Server is already in the list of trusted servers.';
$hint = $this->l->t('Server is already in the list of trusted servers.');
throw new HintException($message, $hint);
}
if ($this->trustedServers->isOwnCloudServer($url) === false) {
$message = 'No ownCloud server found';
$hint = $this->l->t('No ownCloud server found');
throw new HintException($message, $hint);
}
return true;
}
/**
* create shared secret and return it
*
* @return \OC_OCS_Result
*/
public function getSharedSecret()
{
$url = $this->request->getParam('url');
$token = $this->request->getParam('token');
if ($this->trustedServers->isTrustedServer($url) === false) {
$this->logger->log(\OCP\Util::ERROR, 'remote server not trusted (' . $url . ') while getting shared secret');
return new \OC_OCS_Result(null, HTTP::STATUS_FORBIDDEN);
}
if ($this->isValidToken($url, $token) === false) {
$this->logger->log(\OCP\Util::ERROR, 'remote server (' . $url . ') didn\'t send a valid token (got ' . $token . ') while getting shared secret');
return new \OC_OCS_Result(null, HTTP::STATUS_FORBIDDEN);
}
$sharedSecret = $this->secureRandom->generate(32);
$this->trustedServers->addSharedSecret($url, $sharedSecret);
// reset token after the exchange of the shared secret was successful
$this->dbHandler->addToken($url, '');
return new \OC_OCS_Result(['sharedSecret' => $sharedSecret], Http::STATUS_OK);
}
protected function run($argument)
{
$target = $argument['url'];
$source = $this->urlGenerator->getAbsoluteURL('/');
$source = rtrim($source, '/');
$token = $argument['token'];
$result = null;
try {
$result = $this->httpClient->get($target . $this->endPoint, ['query' => ['url' => $source, 'token' => $token], 'timeout' => 3, 'connect_timeout' => 3]);
$status = $result->getStatusCode();
} catch (ClientException $e) {
$status = $e->getCode();
if ($status === Http::STATUS_FORBIDDEN) {
$this->logger->info($target . ' refused to exchange a shared secret with you.', ['app' => 'federation']);
} else {
$this->logger->logException($e, ['app' => 'federation']);
}
} catch (\Exception $e) {
$status = Http::STATUS_INTERNAL_SERVER_ERROR;
$this->logger->logException($e, ['app' => 'federation']);
}
// if we received a unexpected response we try again later
if ($status !== Http::STATUS_OK && $status !== Http::STATUS_FORBIDDEN) {
$this->retainJob = true;
} else {
// reset token if we received a valid response
$this->dbHandler->addToken($target, '');
}
if ($status === Http::STATUS_OK && $result instanceof IResponse) {
$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);
}
}
}
