214 lines
7.2 KiB
PHP
214 lines
7.2 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2022, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Worker;
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use Friendica\Core\Logger;
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use Friendica\Core\Worker;
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use Friendica\DI;
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use Friendica\Model\Contact;
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use Friendica\Model\GServer;
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use Friendica\Model\Post;
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use Friendica\Protocol\ActivityPub;
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use Friendica\Util\HTTPSignature;
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class APDelivery
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{
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/**
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* Delivers ActivityPub messages
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*
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* @param string $cmd One of the Worker\Delivery constant values
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* @param integer $item_id 0 if no item is involved (like Delivery::REMOVAL and Delivery::PROFILEUPDATE)
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* @param string $inbox The URL of the recipient profile
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* @param integer $uid The ID of the user who triggered this delivery
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* @param array $receivers The contact IDs related to the inbox URL for contact archival housekeeping
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* @param int $uri_id URI-ID of item to be transmitted
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* @throws \Friendica\Network\HTTPException\InternalServerErrorException
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* @throws \ImagickException
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*/
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public static function execute(string $cmd, int $item_id, string $inbox, int $uid, array $receivers = [], int $uri_id = 0)
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{
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if (ActivityPub\Transmitter::archivedInbox($inbox)) {
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Logger::info('Inbox is archived', ['cmd' => $cmd, 'inbox' => $inbox, 'id' => $item_id, 'uri-id' => $uri_id, 'uid' => $uid]);
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if (empty($uri_id) && !empty($item_id)) {
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$item = Post::selectFirst(['uri-id'], ['id' => $item_id]);
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$uri_id = $item['uri-id'] ?? 0;
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}
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if (empty($uri_id)) {
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$posts = Post\Delivery::selectForInbox($inbox);
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$uri_ids = array_column($posts, 'uri-id');
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} else {
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$uri_ids = [$uri_id];
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}
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foreach ($uri_ids as $uri_id) {
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Post\Delivery::remove($uri_id, $inbox);
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Post\DeliveryData::incrementQueueFailed($uri_id);
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}
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return;
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}
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Logger::debug('Invoked', ['cmd' => $cmd, 'inbox' => $inbox, 'id' => $item_id, 'uri-id' => $uri_id, 'uid' => $uid]);
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if (empty($uri_id)) {
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$result = self::deliver($inbox);
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$success = $result['success'];
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$uri_ids = $result['uri_ids'];
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} else {
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$result = self::deliverToInbox($cmd, $item_id, $inbox, $uid, $receivers, $uri_id);
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$success = $result['success'];
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$uri_ids = [$uri_id];
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}
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if (!$success && !Worker::defer() && !empty($uri_ids)) {
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foreach ($uri_ids as $uri_id) {
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Post\Delivery::remove($uri_id, $inbox);
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Post\DeliveryData::incrementQueueFailed($uri_id);
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}
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}
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}
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private static function deliver(string $inbox):array
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{
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$uri_ids = [];
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$posts = Post\Delivery::selectForInbox($inbox);
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$timeout = false;
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foreach ($posts as $post) {
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if (!$timeout) {
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$result = self::deliverToInbox($post['command'], 0, $inbox, $post['uid'], $post['receivers'], $post['uri-id']);
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if ($result['timeout']) {
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// In a timeout situation we assume that every delivery to that inbox will time out.
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// So we set the flag and try all deliveries at a later time.
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Logger::info('Inbox delivery has a time out', ['inbox' => $inbox]);
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$timeout = true;
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}
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}
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if ($timeout || !$result['success']) {
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$uri_ids[] = $post['uri-id'];
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}
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}
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Logger::debug('Inbox delivery done', ['inbox' => $inbox, 'posts' => count($posts), 'failed' => count($uri_ids)]);
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return ['success' => empty($uri_ids), 'uri_ids' => $uri_ids];
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}
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private static function deliverToInbox(string $cmd, int $item_id, string $inbox, int $uid, array $receivers, int $uri_id): array
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{
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if (empty($item_id) && !empty($uri_id) && !empty($uid)) {
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$item = Post::selectFirst(['id', 'parent', 'origin'], ['uri-id' => $uri_id, 'uid' => [$uid, 0]], ['order' => ['uid' => true]]);
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if (empty($item['id'])) {
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Logger::notice('Item not found, removing delivery', ['uri-id' => $uri_id, 'uid' => $uid, 'cmd' => $cmd, 'inbox' => $inbox]);
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Post\Delivery::remove($uri_id, $inbox);
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return true;
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} else {
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$item_id = $item['id'];
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}
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}
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$success = true;
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$timeout = false;
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if ($cmd == Delivery::MAIL) {
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$data = ActivityPub\Transmitter::createActivityFromMail($item_id);
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if (!empty($data)) {
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$success = HTTPSignature::transmit($data, $inbox, $uid);
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}
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} elseif ($cmd == Delivery::SUGGESTION) {
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$success = ActivityPub\Transmitter::sendContactSuggestion($uid, $inbox, $item_id);
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} elseif ($cmd == Delivery::RELOCATION) {
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// @todo Implementation pending
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} elseif ($cmd == Delivery::POKE) {
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// Implementation not planned
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} elseif ($cmd == Delivery::REMOVAL) {
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$success = ActivityPub\Transmitter::sendProfileDeletion($uid, $inbox);
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} elseif ($cmd == Delivery::PROFILEUPDATE) {
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$success = ActivityPub\Transmitter::sendProfileUpdate($uid, $inbox);
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} else {
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$data = ActivityPub\Transmitter::createCachedActivityFromItem($item_id);
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if (!empty($data)) {
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$timestamp = microtime(true);
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$response = HTTPSignature::post($data, $inbox, $uid);
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$runtime = microtime(true) - $timestamp;
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$success = $response->isSuccess();
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$timeout = $response->isTimeout();
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if (!$success) {
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if ($response->getReturnCode() == 500) {
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$xrd_timeout = DI::config()->get('system', 'xrd_timeout');
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if (!$timeout && $xrd_timeout && ($runtime > $xrd_timeout)) {
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$timeout = true;
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}
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$curl_timeout = DI::config()->get('system', 'curl_timeout');
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if (!$timeout && $curl_timeout && ($runtime > $curl_timeout)) {
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$timeout = true;
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}
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}
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Logger::info('Delivery failed', ['retcode' => $response->getReturnCode(), 'timeout' => $timeout, 'runtime' => round($runtime, 3), 'uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox]);
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}
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if ($uri_id) {
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if ($success) {
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Post\Delivery::remove($uri_id, $inbox);
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} else {
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Post\Delivery::incrementFailed($uri_id, $inbox);
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}
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}
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}
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}
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self::setSuccess($receivers, $success);
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Logger::debug('Delivered', ['uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox, 'success' => $success]);
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if ($success && in_array($cmd, [Delivery::POST])) {
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Post\DeliveryData::incrementQueueDone($uri_id, Post\DeliveryData::ACTIVITYPUB);
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}
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return ['success' => $success, 'timeout' => $timeout];
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}
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private static function setSuccess(array $receivers, bool $success)
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{
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$gsid = null;
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foreach ($receivers as $receiver) {
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$contact = Contact::getById($receiver);
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if (empty($contact)) {
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continue;
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}
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$gsid = $gsid ?: $contact['gsid'];
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if ($success) {
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Contact::unmarkForArchival($contact);
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} else {
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Contact::markForArchival($contact);
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}
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}
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if (!empty($gsid)) {
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GServer::setProtocol($gsid, Post\DeliveryData::ACTIVITYPUB);
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}
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}
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}
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