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[CORE][Controller] Set some safe default headers for every response

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This commit is contained in:
Diogo Peralta Cordeiro 2022-01-02 03:14:27 +00:00
parent 046731a05a
commit 362fc6c7dd
Signed by: diogo
GPG Key ID: 18D2D35001FBFAB0
2 changed files with 18 additions and 16 deletions
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12
components/FreeNetwork/FreeNetwork.php
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@ -54,8 +54,6 @@ use Component\FreeNetwork\Util\WebfingerResource;
use Component\FreeNetwork\Util\WebfingerResource\WebfingerResourceActor;
use Component\FreeNetwork\Util\WebfingerResource\WebfingerResourceNote;
use Exception;
use Plugin\ActivityPub\Entity\ActivitypubActivity;
use Plugin\ActivityPub\Util\TypeResponse;
use const PREG_SET_ORDER;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Response;
@ -209,9 +207,8 @@ class FreeNetwork extends Component
return Event::stop; // We got our target, stop handler execution
}
$APNote = ActivitypubActivity::getByPK(['object_uri' => $resource]);
if ($APNote instanceof ActivitypubActivity) {
$target = new WebfingerResourceNote(Note::getByPK(['id' => $APNote->getObjectId()]));
if (!\is_null($note = DB::findOneBy(Note::class, ['url' => $resource], return_null: true))) {
$target = new WebfingerResourceNote($note);
return Event::stop; // We got our target, stop handler execution
}
@ -270,7 +267,7 @@ class FreeNetwork extends Component
* @throws ClientException
* @throws ServerException
*/
public function onControllerResponseInFormat(string $route, array $accept_header, array $vars, ?TypeResponse &$response = null): bool
public function onControllerResponseInFormat(string $route, array $accept_header, array $vars, ?Response &$response = null): bool
{
if (!\in_array($route, ['freenetwork_hostmeta', 'freenetwork_hostmeta_format', 'freenetwork_webfinger', 'freenetwork_webfinger_format', 'freenetwork_ownerxrd'])) {
return Event::next;
@ -300,6 +297,9 @@ class FreeNetwork extends Component
Discovery::XRD_MIMETYPE => new Response(content: $vars['xrd']->to('xml'), headers: $headers),
Discovery::JRD_MIMETYPE, Discovery::JRD_MIMETYPE_OLD => new JsonResponse(data: $vars['xrd']->to('json'), headers: $headers, json: true),
};
$response->headers->set('cache-control', 'no-store, no-cache, must-revalidate');
return Event::stop;
}

22
src/Core/Controller.php
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@ -158,16 +158,6 @@ abstract class Controller extends AbstractController implements EventSubscriberI
default: // html (assume if not specified)
if ($template !== null) {
$event->setResponse($this->render($template, $this->vars));
/* // Setting the Content-Security-Policy response header
$policy = "default-src 'self';"
. "script-src 'strict-dynamic' https: http:;"
. "object-src 'none'; base-uri 'none'";
$potential_response = $event->getResponse();
$potential_response->headers->set('Content-Security-Policy', $policy);
$potential_response->headers->set('X-Content-Security-Policy', $policy);
$potential_response->headers->set('X-WebKit-CSP', $policy);*/
break;
} else {
throw new ClientException(_m('Unsupported format: {format}', ['format' => $format]), 406); // 406 Not Acceptable
@ -180,6 +170,18 @@ abstract class Controller extends AbstractController implements EventSubscriberI
$event->setResponse($potential_response); // @phpstan-ignore-line
}
// Set some inoffensive headers to every controller
// TODO: If response already has this set, do not reset!
$event->getResponse()->headers->set('permissions-policy', 'interest-cohort=()');
$event->getResponse()->headers->set('strict-transport-security', 'max-age=15768000; preload;');
$event->getResponse()->headers->set('vary', 'Accept-Encoding,Cookie');
$event->getResponse()->headers->set('x-frame-options', 'SAMEORIGIN');
$event->getResponse()->headers->set('x-xss-protection', '1; mode=block');
$policy = "default-src 'self' 'unsafe-inline'; frame-ancestors 'self'; form-action 'self'; style-src 'self' 'unsafe-inline'; img-src * blob: data:;";
$event->getResponse()->headers->set('Content-Security-Policy', $policy);
$event->getResponse()->headers->set('X-Content-Security-Policy', $policy);
$event->getResponse()->headers->set('X-WebKit-CSP', $policy);
Event::handle('CleanupModule');
return $event;