3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Worker;
24 use Friendica\Core\Logger;
25 use Friendica\Database\DBA;
27 use Friendica\Model\GServer;
28 use Friendica\Network\HTTPClient\Client\HttpClientAccept;
29 use Friendica\Util\Strings;
31 class UpdateServerPeers
34 * Query the given server for their known peers
36 * @param string $gserver Server URL
39 public static function execute(string $url)
41 $ret = DI::httpClient()->get($url . '/api/v1/instance/peers', HttpClientAccept::JSON);
42 if (!$ret->isSuccess() || empty($ret->getBody())) {
43 Logger::info('Server is not reachable or does not offer the "peers" endpoint', ['url' => $url]);
47 $peers = json_decode($ret->getBody());
48 if (empty($peers) || !is_array($peers)) {
49 Logger::info('Server does not have any peers listed', ['url' => $url]);
53 Logger::info('Server peer update start', ['url' => $url]);
57 foreach ($peers as $peer) {
59 if (DBA::exists('gserver', ['nurl' => Strings::normaliseLink('http://' . $peer)])) {
60 // We already know this server
63 // This endpoint doesn't offer the schema. So we assume that it is HTTPS.
64 GServer::add('https://' . $peer);
67 Logger::info('Server peer update ended', ['total' => $total, 'added' => $added, 'url' => $url]);