Merge pull request #11555 from annando/relay

Improved Relay handling / better handling of receiver responses
This commit is contained in:
Hypolite Petovan 2022-05-25 00:22:42 -04:00 committed by GitHub
commit 9804c71b53
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4 changed files with 84 additions and 6 deletions

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@ -22,6 +22,7 @@
namespace Friendica\Protocol\ActivityPub;
use Friendica\Core\Logger;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\GServer;
@ -32,6 +33,12 @@ use Friendica\Worker\Delivery as WorkerDelivery;
class Delivery
{
/**
* Deliver posts to the given inbox
*
* @param string $inbox
* @return array with the elements "success" and "uri_ids" of the failed posts
*/
public static function deliver(string $inbox): array
{
$uri_ids = [];
@ -50,7 +57,7 @@ class Delivery
}
}
if ($serverfail || !$result['success']) {
if ($serverfail || (!$result['success'] && !$result['drop'])) {
$uri_ids[] = $post['uri-id'];
}
}
@ -59,6 +66,17 @@ class Delivery
return ['success' => empty($uri_ids), 'uri_ids' => $uri_ids];
}
/**
* Deliver the given post to the given inbox
*
* @param string $cmd
* @param integer $item_id
* @param string $inbox
* @param integer $uid
* @param array $receivers
* @param integer $uri_id
* @return array
*/
public static function deliverToInbox(string $cmd, int $item_id, string $inbox, int $uid, array $receivers, int $uri_id): array
{
if (empty($item_id) && !empty($uri_id) && !empty($uid)) {
@ -74,6 +92,7 @@ class Delivery
$success = true;
$serverfail = false;
$drop = false;
if ($cmd == WorkerDelivery::MAIL) {
$data = ActivityPub\Transmitter::createActivityFromMail($item_id);
@ -99,20 +118,42 @@ class Delivery
$success = $response->isSuccess();
$serverfail = $response->isTimeout();
if (!$success) {
// 5xx errors are problems on the server. We don't need to continue delivery then.
if (!$serverfail && ($response->getReturnCode() >= 500) && ($response->getReturnCode() <= 599)) {
$serverfail = true;
}
// A 404 means that the inbox doesn't exist. We can stop the delivery here.
if (!$serverfail && ($response->getReturnCode() == 404)) {
$serverfail = true;
}
$xrd_timeout = DI::config()->get('system', 'xrd_timeout');
if (!$serverfail && $xrd_timeout && ($runtime > $xrd_timeout)) {
$serverfail = true;
}
$curl_timeout = DI::config()->get('system', 'curl_timeout');
if (!$serverfail && $curl_timeout && ($runtime > $curl_timeout)) {
$serverfail = true;
}
Logger::info('Delivery failed', ['retcode' => $response->getReturnCode(), 'serverfailure' => $serverfail, 'runtime' => round($runtime, 3), 'uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox]);
// Resubscribe to relay server upon client error
if (!$serverfail && ($response->getReturnCode() >= 400) && ($response->getReturnCode() <= 499)) {
$actor = self:: fetchActorForRelayInbox($inbox);
if (!empty($actor)) {
$drop = !ActivityPub\Transmitter::sendRelayFollow($actor);
Logger::notice('Resubscribed to relay', ['url' => $actor, 'success' => !$drop]);
} elseif ($cmd = WorkerDelivery::DELETION) {
// Remote systems not always accept our deletion requests, so we drop them if rejected.
// Situation is: In Friendica we allow the thread owner to delete foreign comments to their thread.
// Most AP systems don't allow this, so they will reject the deletion request.
$drop = true;
}
}
Logger::info('Delivery failed', ['retcode' => $response->getReturnCode(), 'serverfailure' => $serverfail, 'drop' => $drop, 'runtime' => round($runtime, 3), 'uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox]);
}
if ($uri_id) {
if ($success) {
@ -126,15 +167,35 @@ class Delivery
self::setSuccess($receivers, $success);
Logger::debug('Delivered', ['uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox, 'success' => $success]);
Logger::debug('Delivered', ['uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox, 'success' => $success, 'serverfailure' => $serverfail, 'drop' => $drop]);
if ($success && in_array($cmd, [WorkerDelivery::POST])) {
if (($success || $drop) && in_array($cmd, [WorkerDelivery::POST])) {
Post\DeliveryData::incrementQueueDone($uri_id, Post\DeliveryData::ACTIVITYPUB);
}
return ['success' => $success, 'serverfailure' => $serverfail];
return ['success' => $success, 'serverfailure' => $serverfail, 'drop' => $drop];
}
/**
* Fetch the actor of the given inbox of an relay server
*
* @param string $inbox
* @return string
*/
private static function fetchActorForRelayInbox(string $inbox): string
{
$apcontact = DBA::selectFirst('apcontact', ['url'], ["`sharedinbox` = ? AND `type` = ? AND `url` IN (SELECT `url` FROM `contact` WHERE `uid` = ? AND `rel` = ?)",
$inbox, 'Application', 0, Contact::FRIEND]);
return $apcontact['url'] ?? '';
}
/**
* mark or unmark the given receivers for archival upon succoess
*
* @param array $receivers
* @param boolean $success
* @return void
*/
private static function setSuccess(array $receivers, bool $success)
{
$gsid = null;

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@ -341,4 +341,15 @@ class Relay
// It should never happen that we arrive here
return [];
}
/**
* Resubscribe to all relay servers
*/
public static function reSubscribe()
{
foreach (self::getList() as $server) {
$success = ActivityPub\Transmitter::sendRelayFollow($server['url']);
Logger::debug('Resubscribed', ['profile' => $server['url'], 'success' => $success]);
}
}
}

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@ -66,14 +66,16 @@ class APDelivery
if (empty($uri_id)) {
$result = ActivityPub\Delivery::deliver($inbox);
$success = $result['success'];
$drop = false;
$uri_ids = $result['uri_ids'];
} else {
$result = ActivityPub\Delivery::deliverToInbox($cmd, $item_id, $inbox, $uid, $receivers, $uri_id);
$success = $result['success'];
$drop = $result['drop'];
$uri_ids = [$uri_id];
}
if (!$success && !Worker::defer() && !empty($uri_ids)) {
if (!$drop && !$success && !Worker::defer() && !empty($uri_ids)) {
foreach ($uri_ids as $uri_id) {
Post\Delivery::remove($uri_id, $inbox);
Post\DeliveryData::incrementQueueFailed($uri_id);

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@ -27,6 +27,7 @@ use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Tag;
use Friendica\Protocol\Relay;
class Cron
{
@ -125,6 +126,9 @@ class Cron
}
DI::config()->set('system', 'last_cron_daily', time());
// Resubscribe to relay servers
Relay::reSubscribe();
}
Logger::notice('end');