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Merge pull request #11539 from annando/worker-split 

The worker and the delivery is split into several classes
This commit is contained in:
Hypolite Petovan 2022-05-20 23:45:51 -04:00 committed by GitHub
parent c374630c65 e4e8b8cb46
commit 11538376ed
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GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 581 additions and 511 deletions
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6
bin/daemon.php
View File

@ -18,11 +18,13 @@
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
/**
* Run the worker from a daemon.
*
* This script was taken from http://php.net/manual/en/function.pcntl-fork.php
*/
if (php_sapi_name() !== 'cli') {
header($_SERVER["SERVER_PROTOCOL"] . ' 403 Forbidden');
exit();
@ -230,7 +232,7 @@ while (true) {
}
$timeout = ($seconds >= $wait_interval);
} while (!$timeout && !Worker::IPCJobsExists());
} while (!$timeout && !Worker\IPC::JobsExists());
if ($timeout) {
$do_cron = true;

348
src/Core/Worker.php
View File

@ -21,7 +21,6 @@
namespace Friendica\Core;
use Friendica\App\Mode;
use Friendica\Core\Worker\Entity\Process;
use Friendica\Database\DBA;
use Friendica\DI;
@ -50,7 +49,6 @@ class Worker
private static $lock_duration = 0;
private static $last_update;
private static $state;
private static $daemon_mode = null;
/** @var Process */
private static $process;
@ -79,7 +77,7 @@ class Worker
$last_cleanup = DI::config()->get('system', 'worker_last_cleaned', 0);
if (time() > ($last_cleanup + 300)) {
DI::config()->set('system', 'worker_last_cleaned', time());
self::killStaleWorkers();
Worker\Cron::killStaleWorkers();
}
// Check if the system is ready
@ -89,7 +87,7 @@ class Worker
// Now we start additional cron processes if we should do so
if ($run_cron) {
self::runCron();
Worker\Cron::run();
}
$last_check = $starttime = time();
@ -97,15 +95,13 @@ class Worker
// We fetch the next queue entry that is about to be executed
while ($r = self::workerProcess()) {
if (self::IPCJobsExists(getmypid())) {
self::IPCDeleteJobState(getmypid());
if (Worker\IPC::JobsExists(getmypid())) {
Worker\IPC::DeleteJobState(getmypid());
}
// Don't refetch when a worker fetches tasks for multiple workers
$refetched = DI::config()->get('system', 'worker_multiple_fetch');
foreach ($r as $entry) {
$entry = self::checkPriority($entry);
// The work will be done
if (!self::execute($entry)) {
Logger::notice('Process execution failed, quitting.');
@ -150,8 +146,8 @@ class Worker
if (time() > ($starttime + (DI::config()->get('system', 'cron_interval') * 60))) {
Logger::info('Process lifetime reached, respawning.');
self::unclaimProcess($process);
if (self::isDaemonMode()) {
self::IPCSetJobState(true);
if (Worker\Daemon::isMode()) {
Worker\IPC::SetJobState(true);
} else {
self::spawnWorker();
}
@ -160,30 +156,12 @@ class Worker
}
// Cleaning up. Possibly not needed, but it doesn't harm anything.
if (self::isDaemonMode()) {
self::IPCSetJobState(false);
if (Worker\Daemon::isMode()) {
Worker\IPC::SetJobState(false);
}
Logger::info("Couldn't select a workerqueue entry, quitting process", ['pid' => getmypid()]);
}
/**
* Check and fix the priority of a worker task
* @param array $entry
* @return array
*/
private static function checkPriority(array $entry)
{
$entry['priority'] = (int)$entry['priority'];
if (!in_array($entry['priority'], PRIORITIES)) {
Logger::warning('Invalid priority', ['entry' => $entry, 'callstack' => System::callstack(20)]);
DBA::update('workerqueue', ['priority' => PRIORITY_MEDIUM], ['id' => $entry['id']]);
$entry['priority'] = PRIORITY_MEDIUM;
}
return $entry;
}
/**
* Checks if the system is ready.
*
@ -642,85 +620,6 @@ class Worker
return true;
}
/**
* fix the queue entry if the worker process died
*
* @return void
* @throws \Exception
*/
private static function killStaleWorkers()
{
$stamp = (float)microtime(true);
$entries = DBA::select(
'workerqueue',
['id', 'pid', 'executed', 'priority', 'command', 'parameter'],
['NOT `done` AND `pid` != 0'],
['order' => ['priority', 'retrial', 'created']]
);
self::$db_duration += (microtime(true) - $stamp);
while ($entry = DBA::fetch($entries)) {
$entry = self::checkPriority($entry);
if (!posix_kill($entry["pid"], 0)) {
$stamp = (float)microtime(true);
DBA::update(
'workerqueue',
['executed' => DBA::NULL_DATETIME, 'pid' => 0],
['id' => $entry["id"]]
);
self::$db_duration += (microtime(true) - $stamp);
self::$db_duration_write += (microtime(true) - $stamp);
} else {
// Kill long running processes
// Define the maximum durations
$max_duration_defaults = [PRIORITY_CRITICAL => 720, PRIORITY_HIGH => 10, PRIORITY_MEDIUM => 60, PRIORITY_LOW => 180, PRIORITY_NEGLIGIBLE => 720];
$max_duration = $max_duration_defaults[$entry['priority']];
$argv = json_decode($entry['parameter'], true);
if (!empty($entry['command'])) {
$command = $entry['command'];
} elseif (!empty($argv)) {
$command = array_shift($argv);
} else {
return;
}
$command = basename($command);
// How long is the process already running?
$duration = (time() - strtotime($entry["executed"])) / 60;
if ($duration > $max_duration) {
Logger::notice('Worker process took too much time - killed', ['duration' => number_format($duration, 3), 'max' => $max_duration, 'id' => $entry["id"], 'pid' => $entry["pid"], 'command' => $command]);
posix_kill($entry["pid"], SIGTERM);
// We killed the stale process.
// To avoid a blocking situation we reschedule the process at the beginning of the queue.
// Additionally we are lowering the priority. (But not PRIORITY_CRITICAL)
$new_priority = $entry['priority'];
if ($entry['priority'] == PRIORITY_HIGH) {
$new_priority = PRIORITY_MEDIUM;
} elseif ($entry['priority'] == PRIORITY_MEDIUM) {
$new_priority = PRIORITY_LOW;
} elseif ($entry['priority'] != PRIORITY_CRITICAL) {
$new_priority = PRIORITY_NEGLIGIBLE;
}
$stamp = (float)microtime(true);
DBA::update(
'workerqueue',
['executed' => DBA::NULL_DATETIME, 'created' => DateTimeFormat::utcNow(), 'priority' => $new_priority, 'pid' => 0],
['id' => $entry["id"]]
);
self::$db_duration += (microtime(true) - $stamp);
self::$db_duration_write += (microtime(true) - $stamp);
} else {
Logger::info('Process runtime is okay', ['duration' => number_format($duration, 3), 'max' => $max_duration, 'id' => $entry["id"], 'pid' => $entry["pid"], 'command' => $command]);
}
}
}
DBA::close($entries);
}
/**
* Checks if the number of active workers exceeds the given limits
@ -830,8 +729,8 @@ class Worker
// Are there fewer workers running as possible? Then fork a new one.
if (!DI::config()->get("system", "worker_dont_fork", false) && ($queues > ($active + 1)) && self::entriesExists()) {
Logger::info("There are fewer workers as possible, fork a new worker.", ['active' => $active, 'queues' => $queues]);
if (self::isDaemonMode()) {
self::IPCSetJobState(true);
if (Worker\Daemon::isMode()) {
Worker\IPC::SetJobState(true);
} else {
self::spawnWorker();
}
@ -839,8 +738,8 @@ class Worker
}
// if there are too much worker, we don't spawn a new one.
if (self::isDaemonMode() && ($active > $queues)) {
self::IPCSetJobState(false);
if (Worker\Daemon::isMode() && ($active > $queues)) {
Worker\IPC::SetJobState(false);
}
return $active > $queues;
@ -1131,52 +1030,6 @@ class Worker
self::$db_duration_write += (microtime(true) - $stamp);
}
/**
* Runs the cron processes
*
* @return void
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
private static function runCron()
{
Logger::info('Add cron entries');
// Check for spooled items
self::add(['priority' => PRIORITY_HIGH, 'force_priority' => true], 'SpoolPost');
// Run the cron job that calls all other jobs
self::add(['priority' => PRIORITY_MEDIUM, 'force_priority' => true], 'Cron');
// Cleaning dead processes
self::killStaleWorkers();
// Remove old entries from the workerqueue
self::cleanWorkerQueue();
}
/**
* Remove old entries from the workerqueue
*
* @return void
*/
private static function cleanWorkerQueue()
{
DBA::delete('workerqueue', ["`done` AND `executed` < ?", DateTimeFormat::utc('now - 1 hour')]);
// Optimizing this table only last seconds
if (DI::config()->get('system', 'optimize_tables')) {
// We are acquiring the two locks from the worker to avoid locking problems
if (DI::lock()->acquire(Worker::LOCK_PROCESS, 10)) {
if (DI::lock()->acquire(Worker::LOCK_WORKER, 10)) {
DBA::e("OPTIMIZE TABLE `workerqueue`");
DBA::e("OPTIMIZE TABLE `process`");
DI::lock()->release(Worker::LOCK_WORKER);
}
DI::lock()->release(Worker::LOCK_PROCESS);
}
}
}
/**
* Fork a child process
*
@ -1202,11 +1055,11 @@ class Worker
// The parent process continues here
DBA::connect();
self::IPCSetJobState(true, $pid);
Worker\IPC::SetJobState(true, $pid);
Logger::info('Spawned new worker', ['pid' => $pid]);
$cycles = 0;
while (self::IPCJobsExists($pid) && (++$cycles < 100)) {
while (Worker\IPC::JobsExists($pid) && (++$cycles < 100)) {
usleep(10000);
}
@ -1221,7 +1074,7 @@ class Worker
$process = DI::process()->create(getmypid(), basename(__FILE__));
$cycles = 0;
while (!self::IPCJobsExists($process->pid) && (++$cycles < 100)) {
while (!Worker\IPC::JobsExists($process->pid) && (++$cycles < 100)) {
usleep(10000);
}
@ -1231,7 +1084,7 @@ class Worker
self::unclaimProcess($process);
self::IPCSetJobState(false, $process->pid);
Worker\IPC::SetJobState(false, $process->pid);
DI::process()->delete($process);
Logger::info('Worker ended', ['pid' => $process->pid]);
exit();
@ -1246,13 +1099,13 @@ class Worker
*/
public static function spawnWorker($do_cron = false)
{
if (self::isDaemonMode() && DI::config()->get('system', 'worker_fork')) {
if (Worker\Daemon::isMode() && DI::config()->get('system', 'worker_fork')) {
self::forkProcess($do_cron);
} else {
DI::system()->run('bin/worker.php', ['no_cron' => !$do_cron]);
}
if (self::isDaemonMode()) {
self::IPCSetJobState(false);
if (Worker\Daemon::isMode()) {
Worker\IPC::SetJobState(false);
}
}
@ -1343,11 +1196,11 @@ class Worker
}
// Set the IPC flag to ensure an immediate process execution via daemon
if (self::isDaemonMode()) {
self::IPCSetJobState(true);
if (Worker\Daemon::isMode()) {
Worker\IPC::SetJobState(true);
}
self::checkDaemonState();
Worker\Daemon::checkState();
// Should we quit and wait for the worker to be called as a cronjob?
if ($dont_fork) {
@ -1368,7 +1221,7 @@ class Worker
}
// Quit on daemon mode
if (self::isDaemonMode()) {
if (Worker\Daemon::isMode()) {
return $added;
}
@ -1423,8 +1276,6 @@ class Worker
return false;
}
$queue = self::checkPriority($queue);
$id = $queue['id'];
$priority = $queue['priority'];
@ -1460,159 +1311,6 @@ class Worker
return true;
}
/**
* Set the flag if some job is waiting
*
* @param boolean $jobs Is there a waiting job?
* @param int $key Key number
* @throws \Exception
*/
public static function IPCSetJobState(bool $jobs, int $key = 0)
{
$stamp = (float)microtime(true);
DBA::replace('worker-ipc', ['jobs' => $jobs, 'key' => $key]);
self::$db_duration += (microtime(true) - $stamp);
self::$db_duration_write += (microtime(true) - $stamp);
}
/**
* Delete a key entry
*
* @param int $key Key number
* @throws \Exception
*/
public static function IPCDeleteJobState(int $key)
{
$stamp = (float)microtime(true);
DBA::delete('worker-ipc', ['key' => $key]);
self::$db_duration += (microtime(true) - $stamp);
self::$db_duration_write += (microtime(true) - $stamp);
}
/**
* Checks if some worker job waits to be executed
*
* @param int $key Key number
* @return bool
* @throws \Exception
*/
public static function IPCJobsExists(int $key = 0)
{
$stamp = (float)microtime(true);
$row = DBA::selectFirst('worker-ipc', ['jobs'], ['key' => $key]);
self::$db_duration += (microtime(true) - $stamp);
// When we don't have a row, no job is running
if (!DBA::isResult($row)) {
return false;
}
return (bool)$row['jobs'];
}
/**
* Checks if the worker is running in the daemon mode.
*
* @return boolean
*/
public static function isDaemonMode()
{
if (!is_null(self::$daemon_mode)) {
return self::$daemon_mode;
}
if (DI::mode()->getExecutor() == Mode::DAEMON) {
return true;
}
$daemon_mode = DI::config()->get('system', 'worker_daemon_mode', false, true);
if ($daemon_mode) {
return $daemon_mode;
}
if (!function_exists('pcntl_fork')) {
self::$daemon_mode = false;
return false;
}
$pidfile = DI::config()->get('system', 'pidfile');
if (empty($pidfile)) {
// No pid file, no daemon
self::$daemon_mode = false;
return false;
}
if (!is_readable($pidfile)) {
// No pid file. We assume that the daemon had been intentionally stopped.
self::$daemon_mode = false;
return false;
}
$pid = intval(file_get_contents($pidfile));
$running = posix_kill($pid, 0);
self::$daemon_mode = $running;
return $running;
}
/**
* Test if the daemon is running. If not, it will be started
*
* @return void
*/
private static function checkDaemonState()
{
if (!DI::config()->get('system', 'daemon_watchdog', false)) {
return;
}
if (!DI::mode()->isNormal()) {
return;
}
// Check every minute if the daemon is running
if (DI::config()->get('system', 'last_daemon_check', 0) + 60 > time()) {
return;
}
DI::config()->set('system', 'last_daemon_check', time());
$pidfile = DI::config()->get('system', 'pidfile');
if (empty($pidfile)) {
// No pid file, no daemon
return;
}
if (!is_readable($pidfile)) {
// No pid file. We assume that the daemon had been intentionally stopped.
return;
}
$pid = intval(file_get_contents($pidfile));
if (posix_kill($pid, 0)) {
Logger::info('Daemon process is running', ['pid' => $pid]);
return;
}
Logger::warning('Daemon process is not running', ['pid' => $pid]);
self::spawnDaemon();
}
/**
* Spawn a new daemon process
*
* @return void
*/
private static function spawnDaemon()
{
Logger::notice('Starting new daemon process');
$command = 'bin/daemon.php';
$a = DI::app();
DI::system()->run($command, ['start']);
Logger::notice('New daemon process started');
}
/**
* Check if the system is inside the defined maintenance window
*

182
src/Core/Worker/Cron.php Normal file
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@ -0,0 +1,182 @@
<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Core\Worker;
use Friendica\Core\Logger;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Post;
use Friendica\Protocol\ActivityPub;
use Friendica\Util\DateTimeFormat;
/**
* Contains the class for jobs that are executed in an interval
*/
class Cron
{
/**
* Runs the cron processes
*
* @return void
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
public static function run()
{
Logger::info('Add cron entries');
// Check for spooled items
Worker::add(['priority' => PRIORITY_HIGH, 'force_priority' => true], 'SpoolPost');
// Run the cron job that calls all other jobs
Worker::add(['priority' => PRIORITY_MEDIUM, 'force_priority' => true], 'Cron');
// Cleaning dead processes
self::killStaleWorkers();
// Remove old entries from the workerqueue
self::cleanWorkerQueue();
// Directly deliver or requeue posts
self::deliverPosts();
}
/**
* fix the queue entry if the worker process died
*
* @return void
* @throws \Exception
*/
public static function killStaleWorkers()
{
$entries = DBA::select(
'workerqueue',
['id', 'pid', 'executed', 'priority', 'command', 'parameter'],
['NOT `done` AND `pid` != 0'],
['order' => ['priority', 'retrial', 'created']]
);
while ($entry = DBA::fetch($entries)) {
if (!posix_kill($entry["pid"], 0)) {
DBA::update('workerqueue', ['executed' => DBA::NULL_DATETIME, 'pid' => 0], ['id' => $entry["id"]]);
} else {
// Kill long running processes
// Define the maximum durations
$max_duration_defaults = [PRIORITY_CRITICAL => 720, PRIORITY_HIGH => 10, PRIORITY_MEDIUM => 60, PRIORITY_LOW => 180, PRIORITY_NEGLIGIBLE => 720];
$max_duration = $max_duration_defaults[$entry['priority']];
$argv = json_decode($entry['parameter'], true);
if (!empty($entry['command'])) {
$command = $entry['command'];
} elseif (!empty($argv)) {
$command = array_shift($argv);
} else {
return;
}
$command = basename($command);
// How long is the process already running?
$duration = (time() - strtotime($entry["executed"])) / 60;
if ($duration > $max_duration) {
Logger::notice('Worker process took too much time - killed', ['duration' => number_format($duration, 3), 'max' => $max_duration, 'id' => $entry["id"], 'pid' => $entry["pid"], 'command' => $command]);
posix_kill($entry["pid"], SIGTERM);
// We killed the stale process.
// To avoid a blocking situation we reschedule the process at the beginning of the queue.
// Additionally we are lowering the priority. (But not PRIORITY_CRITICAL)
$new_priority = $entry['priority'];
if ($entry['priority'] == PRIORITY_HIGH) {
$new_priority = PRIORITY_MEDIUM;
} elseif ($entry['priority'] == PRIORITY_MEDIUM) {
$new_priority = PRIORITY_LOW;
} elseif ($entry['priority'] != PRIORITY_CRITICAL) {
$new_priority = PRIORITY_NEGLIGIBLE;
}
DBA::update('workerqueue', ['executed' => DBA::NULL_DATETIME, 'created' => DateTimeFormat::utcNow(), 'priority' => $new_priority, 'pid' => 0], ['id' => $entry["id"]]
);
} else {
Logger::info('Process runtime is okay', ['duration' => number_format($duration, 3), 'max' => $max_duration, 'id' => $entry["id"], 'pid' => $entry["pid"], 'command' => $command]);
}
}
}
DBA::close($entries);
}
/**
* Remove old entries from the workerqueue
*
* @return void
*/
private static function cleanWorkerQueue()
{
DBA::delete('workerqueue', ["`done` AND `executed` < ?", DateTimeFormat::utc('now - 1 hour')]);
// Optimizing this table only last seconds
if (DI::config()->get('system', 'optimize_tables')) {
// We are acquiring the two locks from the worker to avoid locking problems
if (DI::lock()->acquire(Worker::LOCK_PROCESS, 10)) {
if (DI::lock()->acquire(Worker::LOCK_WORKER, 10)) {
DBA::e("OPTIMIZE TABLE `workerqueue`");
DBA::e("OPTIMIZE TABLE `process`");
DI::lock()->release(Worker::LOCK_WORKER);
}
DI::lock()->release(Worker::LOCK_PROCESS);
}
}
}
/**
* Directly deliver AP messages or requeue them.
*
* This function is placed here as a safeguard. Even when the worker queue is completely blocked, messages will be delivered.
*/
private static function deliverPosts()
{
$deliveries = DBA::p("SELECT `item-uri`.`uri` AS `inbox`, MAX(`failed`) AS `failed` FROM `post-delivery` INNER JOIN `item-uri` ON `item-uri`.`id` = `post-delivery`.`inbox-id` GROUP BY `inbox`");
while ($delivery = DBA::fetch($deliveries)) {
if ($delivery['failed'] == 0) {
$result = ActivityPub\Delivery::deliver($delivery['inbox']);
Logger::info('Directly deliver inbox', ['inbox' => $delivery['inbox'], 'result' => $result['success']]);
continue;
} elseif ($delivery['failed'] < 3) {
$priority = PRIORITY_HIGH;
} elseif ($delivery['failed'] < 6) {
$priority = PRIORITY_MEDIUM;
} elseif ($delivery['failed'] < 8) {
$priority = PRIORITY_LOW;
} else {
$priority = PRIORITY_NEGLIGIBLE;
}
if ($delivery['failed'] >= DI::config()->get('system', 'worker_defer_limit')) {
Logger::info('Removing failed deliveries', ['inbox' => $delivery['inbox'], 'failed' => $delivery['failed']]);
Post\Delivery::removeFailed($delivery['inbox']);
}
if (Worker::add($priority, 'APDelivery', '', 0, $delivery['inbox'], 0)) {
Logger::info('Missing APDelivery worker added for inbox', ['inbox' => $delivery['inbox'], 'failed' => $delivery['failed'], 'priority' => $priority]);
}
}
}
}

135
src/Core/Worker/Daemon.php Normal file
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@ -0,0 +1,135 @@
<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Core\Worker;
use Friendica\App\Mode;
use Friendica\Core\Logger;
use Friendica\DI;
/**
* Contains the class for the worker background job processing
*/
class Daemon
{
private static $mode = null;
/**
* Checks if the worker is running in the daemon mode.
*
* @return boolean
*/
public static function isMode()
{
if (!is_null(self::$mode)) {
return self::$mode;
}
if (DI::mode()->getExecutor() == Mode::DAEMON) {
return true;
}
$daemon_mode = DI::config()->get('system', 'worker_daemon_mode', false, true);
if ($daemon_mode) {
return $daemon_mode;
}
if (!function_exists('pcntl_fork')) {
self::$mode = false;
return false;
}
$pidfile = DI::config()->get('system', 'pidfile');
if (empty($pidfile)) {
// No pid file, no daemon
self::$mode = false;
return false;
}
if (!is_readable($pidfile)) {
// No pid file. We assume that the daemon had been intentionally stopped.
self::$mode = false;
return false;
}
$pid = intval(file_get_contents($pidfile));
$running = posix_kill($pid, 0);
self::$mode = $running;
return $running;
}
/**
* Test if the daemon is running. If not, it will be started
*
* @return void
*/
public static function checkState()
{
if (!DI::config()->get('system', 'daemon_watchdog', false)) {
return;
}
if (!DI::mode()->isNormal()) {
return;
}
// Check every minute if the daemon is running
if (DI::config()->get('system', 'last_daemon_check', 0) + 60 > time()) {
return;
}
DI::config()->set('system', 'last_daemon_check', time());
$pidfile = DI::config()->get('system', 'pidfile');
if (empty($pidfile)) {
// No pid file, no daemon
return;
}
if (!is_readable($pidfile)) {
// No pid file. We assume that the daemon had been intentionally stopped.
return;
}
$pid = intval(file_get_contents($pidfile));
if (posix_kill($pid, 0)) {
Logger::info('Daemon process is running', ['pid' => $pid]);
return;
}
Logger::warning('Daemon process is not running', ['pid' => $pid]);
self::spawn();
}
/**
* Spawn a new daemon process
*
* @return void
*/
private static function spawn()
{
Logger::notice('Starting new daemon process');
DI::system()->run('bin/daemon.php', ['start']);
Logger::notice('New daemon process started');
}
}

74
src/Core/Worker/IPC.php Normal file
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@ -0,0 +1,74 @@
<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Core\Worker;
use Friendica\Database\DBA;
/**
* Contains the class for the inter process communication
*/
class IPC
{
/**
* Set the flag if some job is waiting
*
* @param boolean $jobs Is there a waiting job?
* @param int $key Key number
* @throws \Exception
*/
public static function SetJobState(bool $jobs, int $key = 0)
{
$stamp = (float)microtime(true);
DBA::replace('worker-ipc', ['jobs' => $jobs, 'key' => $key]);
}
/**
* Delete a key entry
*
* @param int $key Key number
* @throws \Exception
*/
public static function DeleteJobState(int $key)
{
$stamp = (float)microtime(true);
DBA::delete('worker-ipc', ['key' => $key]);
}
/**
* Checks if some worker job waits to be executed
*
* @param int $key Key number
* @return bool
* @throws \Exception
*/
public static function JobsExists(int $key = 0)
{
$row = DBA::selectFirst('worker-ipc', ['jobs'], ['key' => $key]);
// When we don't have a row, no job is running
if (!DBA::isResult($row)) {
return false;
}
return (bool)$row['jobs'];
}
}

161
src/Protocol/ActivityPub/Delivery.php Normal file
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@ -0,0 +1,161 @@
<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Protocol\ActivityPub;
use Friendica\Core\Logger;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\GServer;
use Friendica\Model\Post;
use Friendica\Protocol\ActivityPub;
use Friendica\Util\HTTPSignature;
use Friendica\Worker\Delivery as WorkerDelivery;
class Delivery
{
public static function deliver(string $inbox): array
{
$uri_ids = [];
$posts = Post\Delivery::selectForInbox($inbox);
$serverfail = false;
foreach ($posts as $post) {
if (!$serverfail) {
$result = self::deliverToInbox($post['command'], 0, $inbox, $post['uid'], $post['receivers'], $post['uri-id']);
if ($result['serverfailure']) {
// In a timeout situation we assume that every delivery to that inbox will time out.
// So we set the flag and try all deliveries at a later time.
Logger::info('Inbox delivery has a server failure', ['inbox' => $inbox]);
$serverfail = true;
}
}
if ($serverfail || !$result['success']) {
$uri_ids[] = $post['uri-id'];
}
}
Logger::debug('Inbox delivery done', ['inbox' => $inbox, 'posts' => count($posts), 'failed' => count($uri_ids), 'serverfailure' => $serverfail]);
return ['success' => empty($uri_ids), 'uri_ids' => $uri_ids];
}
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)) {
$item = Post::selectFirst(['id', 'parent', 'origin'], ['uri-id' => $uri_id, 'uid' => [$uid, 0]], ['order' => ['uid' => true]]);
if (empty($item['id'])) {
Logger::notice('Item not found, removing delivery', ['uri-id' => $uri_id, 'uid' => $uid, 'cmd' => $cmd, 'inbox' => $inbox]);
Post\Delivery::remove($uri_id, $inbox);
return true;
} else {
$item_id = $item['id'];
}
}
$success = true;
$serverfail = false;
if ($cmd == WorkerDelivery::MAIL) {
$data = ActivityPub\Transmitter::createActivityFromMail($item_id);
if (!empty($data)) {
$success = HTTPSignature::transmit($data, $inbox, $uid);
}
} elseif ($cmd == WorkerDelivery::SUGGESTION) {
$success = ActivityPub\Transmitter::sendContactSuggestion($uid, $inbox, $item_id);
} elseif ($cmd == WorkerDelivery::RELOCATION) {
// @todo Implementation pending
} elseif ($cmd == WorkerDelivery::POKE) {
// Implementation not planned
} elseif ($cmd == WorkerDelivery::REMOVAL) {
$success = ActivityPub\Transmitter::sendProfileDeletion($uid, $inbox);
} elseif ($cmd == WorkerDelivery::PROFILEUPDATE) {
$success = ActivityPub\Transmitter::sendProfileUpdate($uid, $inbox);
} else {
$data = ActivityPub\Transmitter::createCachedActivityFromItem($item_id);
if (!empty($data)) {
$timestamp = microtime(true);
$response = HTTPSignature::post($data, $inbox, $uid);
$runtime = microtime(true) - $timestamp;
$success = $response->isSuccess();
$serverfail = $response->isTimeout();
if (!$success) {
if (!$serverfail && ($response->getReturnCode() >= 500) && ($response->getReturnCode() <= 599)) {
$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' => $inbox]);
}
if ($uri_id) {
if ($success) {
Post\Delivery::remove($uri_id, $inbox);
} else {
Post\Delivery::incrementFailed($uri_id, $inbox);
}
}
}
}
self::setSuccess($receivers, $success);
Logger::debug('Delivered', ['uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox, 'success' => $success]);
if ($success && in_array($cmd, [WorkerDelivery::POST])) {
Post\DeliveryData::incrementQueueDone($uri_id, Post\DeliveryData::ACTIVITYPUB);
}
return ['success' => $success, 'serverfailure' => $serverfail];
}
private static function setSuccess(array $receivers, bool $success)
{
$gsid = null;
foreach ($receivers as $receiver) {
$contact = Contact::getById($receiver);
if (empty($contact)) {
continue;
}
$gsid = $gsid ?: $contact['gsid'];
if ($success) {
Contact::unmarkForArchival($contact);
} else {
Contact::markForArchival($contact);
}
}
if (!empty($gsid)) {
GServer::setProtocol($gsid, Post\DeliveryData::ACTIVITYPUB);
}
}
}

136
src/Worker/APDelivery.php
View File

@ -23,13 +23,8 @@ namespace Friendica\Worker;
use Friendica\Core\Logger;
use Friendica\Core\Worker;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\GServer;
use Friendica\Model\Post;
use Friendica\Protocol\ActivityPub;
use Friendica\Util\HTTPSignature;
class APDelivery
{
/**
@ -69,11 +64,11 @@ class APDelivery
Logger::debug('Invoked', ['cmd' => $cmd, 'inbox' => $inbox, 'id' => $item_id, 'uri-id' => $uri_id, 'uid' => $uid]);
if (empty($uri_id)) {
$result = self::deliver($inbox);
$result = ActivityPub\Delivery::deliver($inbox);
$success = $result['success'];
$uri_ids = $result['uri_ids'];
} else {
$result = self::deliverToInbox($cmd, $item_id, $inbox, $uid, $receivers, $uri_id);
$result = ActivityPub\Delivery::deliverToInbox($cmd, $item_id, $inbox, $uid, $receivers, $uri_id);
$success = $result['success'];
$uri_ids = [$uri_id];
}
@ -85,131 +80,4 @@ class APDelivery
}
}
}
private static function deliver(string $inbox):array
{
$uri_ids = [];
$posts = Post\Delivery::selectForInbox($inbox);
$serverfail = false;
foreach ($posts as $post) {
if (!$serverfail) {
$result = self::deliverToInbox($post['command'], 0, $inbox, $post['uid'], $post['receivers'], $post['uri-id']);
if ($result['serverfailure']) {
// In a timeout situation we assume that every delivery to that inbox will time out.
// So we set the flag and try all deliveries at a later time.
Logger::info('Inbox delivery has a server failure', ['inbox' => $inbox]);
$serverfail = true;
}
}
if ($serverfail || !$result['success']) {
$uri_ids[] = $post['uri-id'];
}
}
Logger::debug('Inbox delivery done', ['inbox' => $inbox, 'posts' => count($posts), 'failed' => count($uri_ids), 'serverfailure' => $serverfail]);
return ['success' => empty($uri_ids), 'uri_ids' => $uri_ids];
}
private 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)) {
$item = Post::selectFirst(['id', 'parent', 'origin'], ['uri-id' => $uri_id, 'uid' => [$uid, 0]], ['order' => ['uid' => true]]);
if (empty($item['id'])) {
Logger::notice('Item not found, removing delivery', ['uri-id' => $uri_id, 'uid' => $uid, 'cmd' => $cmd, 'inbox' => $inbox]);
Post\Delivery::remove($uri_id, $inbox);
return true;
} else {
$item_id = $item['id'];
}
}
$success = true;
$serverfail = false;
if ($cmd == Delivery::MAIL) {
$data = ActivityPub\Transmitter::createActivityFromMail($item_id);
if (!empty($data)) {
$success = HTTPSignature::transmit($data, $inbox, $uid);
}
} elseif ($cmd == Delivery::SUGGESTION) {
$success = ActivityPub\Transmitter::sendContactSuggestion($uid, $inbox, $item_id);
} elseif ($cmd == Delivery::RELOCATION) {
// @todo Implementation pending
} elseif ($cmd == Delivery::POKE) {
// Implementation not planned
} elseif ($cmd == Delivery::REMOVAL) {
$success = ActivityPub\Transmitter::sendProfileDeletion($uid, $inbox);
} elseif ($cmd == Delivery::PROFILEUPDATE) {
$success = ActivityPub\Transmitter::sendProfileUpdate($uid, $inbox);
} else {
$data = ActivityPub\Transmitter::createCachedActivityFromItem($item_id);
if (!empty($data)) {
$timestamp = microtime(true);
$response = HTTPSignature::post($data, $inbox, $uid);
$runtime = microtime(true) - $timestamp;
$success = $response->isSuccess();
$serverfail = $response->isTimeout();
if (!$success) {
if (!$serverfail && ($response->getReturnCode() >= 500) && ($response->getReturnCode() <= 599)) {
$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' => $inbox]);
}
if ($uri_id) {
if ($success) {
Post\Delivery::remove($uri_id, $inbox);
} else {
Post\Delivery::incrementFailed($uri_id, $inbox);
}
}
}
}
self::setSuccess($receivers, $success);
Logger::debug('Delivered', ['uri-id' => $uri_id, 'uid' => $uid, 'item_id' => $item_id, 'cmd' => $cmd, 'inbox' => $inbox, 'success' => $success]);
if ($success && in_array($cmd, [Delivery::POST])) {
Post\DeliveryData::incrementQueueDone($uri_id, Post\DeliveryData::ACTIVITYPUB);
}
return ['success' => $success, 'serverfailure' => $serverfail];
}
private static function setSuccess(array $receivers, bool $success)
{
$gsid = null;
foreach ($receivers as $receiver) {
$contact = Contact::getById($receiver);
if (empty($contact)) {
continue;
}
$gsid = $gsid ?: $contact['gsid'];
if ($success) {
Contact::unmarkForArchival($contact);
} else {
Contact::markForArchival($contact);
}
}
if (!empty($gsid)) {
GServer::setProtocol($gsid, Post\DeliveryData::ACTIVITYPUB);
}
}
}

3
src/Worker/Cron.php
View File

@ -95,9 +95,6 @@ class Cron
// Clear cache entries
Worker::add(PRIORITY_LOW, 'ClearCache');
// Requeue posts from the post delivery entries
Worker::add(PRIORITY_MEDIUM, 'RequeuePosts');
DI::config()->set('system', 'last_cron_hourly', time());
}

47
src/Worker/RequeuePosts.php
View File

@ -1,47 +0,0 @@
<?php
/**
* @copyright Copyright (C) 2010-2022, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Worker;
use Friendica\Core\Logger;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\Model\Post;
/**
* Requeue posts that are stuck in the post-delivery table without a matching delivery job.
* This should not happen in regular situations, this is a precaution.
*/
class RequeuePosts
{
public static function execute()
{
$deliveries = DBA::p("SELECT `item-uri`.`uri` AS `inbox` FROM `post-delivery` INNER JOIN `item-uri` ON `item-uri`.`id` = `post-delivery`.`inbox-id` GROUP BY `inbox`");
while ($delivery = DBA::fetch($deliveries)) {
Post\Delivery::removeFailed($delivery['inbox']);
if (Worker::add(PRIORITY_HIGH, 'APDelivery', '', 0, $delivery['inbox'], 0)) {
Logger::info('Missing APDelivery worker added for inbox', ['inbox' => $delivery['inbox']]);
}
}
DBA::close($deliveries);
}
}