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Update FederationController

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Daniel Supernault 2019-06-10 12:36:50 -06:00
parent dae2f65741
commit 7e01f79321
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1 changed files with 85 additions and 9 deletions
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90
app/Http/Controllers/FederationController.php
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@ -209,26 +209,102 @@ class FederationController extends Controller
abort_if(!config('federation.activitypub.enabled'), 404); abort_if(!config('federation.activitypub.enabled'), 404);
abort_if(!config('federation.activitypub.inbox'), 404); abort_if(!config('federation.activitypub.inbox'), 404);
$headers = $request->headers->all(); // $headers = $request->headers->all();
$payload = $request->getContent(); // $payload = $request->getContent();
InboxValidator::dispatch($username, $headers, $payload); // InboxValidator::dispatch($username, $headers, $payload);
$profile = Profile::whereNull('domain')->whereUsername($username)->firstOrFail();
if($profile->status != null) {
return ProfileController::accountCheck($profile);
}
$body = $request->getContent();
$bodyDecoded = json_decode($body, true, 8);
if($this->verifySignature($request, $profile) == true) {
InboxWorker::dispatch($request->headers->all(), $profile, $bodyDecoded);
} else if($this->blindKeyRotation($request, $profile) == true) {
InboxWorker::dispatch($request->headers->all(), $profile, $bodyDecoded);
} else {
abort(400, 'Bad Signature');
}
return; return;
} }
// Deprecated
protected function verifySignature(Request $request, Profile $profile) protected function verifySignature(Request $request, Profile $profile)
{ {
$body = $request->getContent();
$bodyDecoded = json_decode($body, true, 8);
$signature = $request->header('signature');
$date = $request->header('date');
if(!$signature) {
abort(400, 'Missing signature header');
}
if(!$date) {
abort(400, 'Missing date header');
}
if(!now()->parse($date)->gt(now()->subDays(1)) || !now()->parse($date)->lt(now()->addDays(1))) {
abort(400, 'Invalid date');
}
$signatureData = HttpSignature::parseSignatureHeader($signature);
$keyId = Helpers::validateUrl($signatureData['keyId']);
$id = Helpers::validateUrl($bodyDecoded['id']);
$keyDomain = parse_url($keyId, PHP_URL_HOST);
$idDomain = parse_url($id, PHP_URL_HOST);
if(isset($bodyDecoded['object'])
&& is_array($bodyDecoded['object'])
&& isset($bodyDecoded['object']['attributedTo'])
) {
if(parse_url($bodyDecoded['object']['attributedTo'], PHP_URL_HOST) !== $keyDomain) {
abort(400, 'Invalid request');
}
}
if(!$keyDomain || !$idDomain || $keyDomain !== $idDomain) {
abort(400, 'Invalid request');
}
$actor = Profile::whereKeyId($keyId)->first();
if(!$actor) {
$actor = Helpers::profileFirstOrNew($bodyDecoded['actor']);
}
if(!$actor) {
return false; return false;
} }
$pkey = openssl_pkey_get_public($actor->public_key);
// Deprecated $inboxPath = "/users/{$profile->username}/inbox";
list($verified, $headers) = HTTPSignature::verify($pkey, $signatureData, $request->headers->all(), $inboxPath, $body);
if($verified == 1) {
return true;
} else {
return false;
}
}
protected function blindKeyRotation(Request $request, Profile $profile) protected function blindKeyRotation(Request $request, Profile $profile)
{ {
$signature = $request->header('signature');
$date = $request->header('date');
if(!$signature) {
abort(400, 'Missing signature header');
}
if(!$date) {
abort(400, 'Missing date header');
}
if(!now()->parse($date)->gt(now()->subDays(1)) || !now()->parse($date)->lt(now()->addDays(1))) {
abort(400, 'Invalid date');
}
$signatureData = HttpSignature::parseSignatureHeader($signature);
$keyId = Helpers::validateUrl($signatureData['keyId']);
$actor = Profile::whereKeyId($keyId)->whereNotNull('remote_url')->firstOrFail();
$res = Zttp::timeout(5)->withHeaders([
'Accept' => 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"',
'User-Agent' => 'PixelfedBot v0.1 - https://pixelfed.org',
])->get($actor->remote_url);
$res = json_decode($res->body(), true, 8);
if($res['publicKey']['id'] !== $actor->key_id) {
return false; return false;
} }
$actor->public_key = $res['publicKey']['publicKeyPem'];
$actor->save();
return $this->verifySignature($request, $profile);
}
public function userFollowing(Request $request, $username) public function userFollowing(Request $request, $username)
{ {