<?php
/**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2021, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
namespace Friendica\Util;
use Friendica\Core\Logger;
+use Friendica\Database\Database;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\APContact;
+use Friendica\Model\Contact;
use Friendica\Model\User;
/**
$status = DBA::selectFirst('inbox-status', [], ['url' => $url]);
if (!DBA::isResult($status)) {
- DBA::insert('inbox-status', ['url' => $url, 'created' => $now, 'shared' => $shared]);
+ DBA::insert('inbox-status', ['url' => $url, 'created' => $now, 'shared' => $shared], Database::INSERT_IGNORE);
$status = DBA::selectFirst('inbox-status', [], ['url' => $url]);
}
*/
public static function fetch($request, $uid)
{
- $opts = ['accept_content' => 'application/activity+json, application/ld+json'];
- $curlResult = self::fetchRaw($request, $uid, false, $opts);
+ $curlResult = self::fetchRaw($request, $uid);
if (empty($curlResult)) {
return false;
* @return object CurlResult
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function fetchRaw($request, $uid = 0, $binary = false, $opts = [])
+ public static function fetchRaw($request, $uid = 0, $opts = ['accept_content' => 'application/activity+json, application/ld+json'])
{
$header = [];
public static function getSigner($content, $http_headers)
{
if (empty($http_headers['HTTP_SIGNATURE'])) {
+ Logger::info('No HTTP_SIGNATURE header');
return false;
}
if (!empty($content)) {
$object = json_decode($content, true);
if (empty($object)) {
+ Logger::info('No object');
return false;
}
$sig_block = self::parseSigHeader($http_headers['HTTP_SIGNATURE']);
if (empty($sig_block) || empty($sig_block['headers']) || empty($sig_block['keyId'])) {
+ Logger::info('No headers or keyId');
return false;
}
$signed_data = rtrim($signed_data, "\n");
if (empty($signed_data)) {
+ Logger::info('Signed data is empty');
return false;
}
}
if (empty($algorithm)) {
+ Logger::info('No alagorithm');
return false;
}
$key = self::fetchKey($sig_block['keyId'], $actor);
-
if (empty($key)) {
+ Logger::info('Empty key');
+ return false;
+ }
+
+ if (!empty($key['url']) && !empty($key['type']) && ($key['type'] == 'Tombstone')) {
+ Logger::info('Actor is a tombstone', ['key' => $key]);
+
+ if (!Contact::isLocal($key['url'])) {
+ // We now delete everything that we possibly knew from this actor
+ Contact::deleteContactByUrl($key['url']);
+ }
+ return null;
+ }
+
+ if (empty($key['pubkey'])) {
+ Logger::info('Empty pubkey');
return false;
}
if (!Crypto::rsaVerify($signed_data, $sig_block['signature'], $key['pubkey'], $algorithm)) {
+ Logger::info('Verification failed');
return false;
}
/// @todo add all hashes from the rfc
if (!empty($hashalg) && base64_encode(hash($hashalg, $content, true)) != $digest[1]) {
+ Logger::info('Digest does not match');
return false;
}
// Check the content-length when it is part of the signed data
if (in_array('content-length', $sig_block['headers'])) {
if (strlen($content) != $headers['content-length']) {
+ Logger::info('Content length does not match');
return false;
}
}
// Ensure that the authentication had been done with some content
// Without this check someone could authenticate with fakeable data
if (!$hasGoodSignedContent) {
+ Logger::info('No good signed content');
return false;
}
$profile = APContact::getByURL($url);
if (!empty($profile)) {
- Logger::log('Taking key from id ' . $id, Logger::DEBUG);
- return ['url' => $url, 'pubkey' => $profile['pubkey']];
+ Logger::info('Taking key from id', ['id' => $id]);
+ return ['url' => $url, 'pubkey' => $profile['pubkey'], 'type' => $profile['type']];
} elseif ($url != $actor) {
$profile = APContact::getByURL($actor);
if (!empty($profile)) {
- Logger::log('Taking key from actor ' . $actor, Logger::DEBUG);
- return ['url' => $actor, 'pubkey' => $profile['pubkey']];
+ Logger::info('Taking key from actor', ['actor' => $actor]);
+ return ['url' => $actor, 'pubkey' => $profile['pubkey'], 'type' => $profile['type']];
}
}
+ Logger::notice('Key could not be fetched', ['url' => $url, 'actor' => $actor]);
return false;
}
}