Merge remote-tracking branch 'upstream/develop' into no-frontend-worker

CHANGELOG

@@ -1,3 +1,109 @@
+Version 2021.03 (unreleased)
+
+Version 2021.01 (2021-01-04)
+  Friendica Core
+    Added HU translation
+    Updates to the translations: DE, IT, RU [translation teams]
+    Updates to the themes (duepuntozero, frio, vier) [annando, MrPetovan, tobiasd, vinzv]
+    General Code cleanup [annando, MrPetovan, nupplaphil]
+    Enhanced the handling of permission sets [annando]
+    Enhanced the usage of system resources when displaying photos and updating contacts [annando]
+    Enhanced the database structure [annando, Quix0r]
+    Enhanced the detection of PeerTube servers [annando]
+    Enhanced the photo cache [annando]
+    Enhanced the import of old postings which would otherwise not be imported due their age [annando]
+    Enhanced the delivery process of ActivityPub content [annando]
+    Enhanced the performance profiler [annando]
+    Enhanced the background worker [annando]
+    Enhanced the handling of blocked authors [MrPetovan]
+    Enhanced the user management in the admin panel [MrPetovan]
+    Enhanced the process of expiring postings [annando]
+    Enhanced the un/follow process of contacts [annando]
+    Enhanced the handling of HTTP requests [nupplaphil]
+    Enhanced filter possibilities of contacts [annando]
+    Enhanced language detection of postings [annando]
+    Enhanced the admin panel [MrPetovan, tobiasd]
+    Enhanced the contact suggestions [annando]
+    Enhanced the community page (filter, tags) [annando]
+    Enhanced the display of the reason why a posting is displayed in a stream [annando]
+    Enhanced the forum delivery of postings [redmatrix]
+    Enhanced PHP8 compatibility [annando]
+    Enhanced the worker_cooldown mechanism [annando]
+    Added new options to the remote_self feature [annando]
+    Added API endpoints for accounts and trends [annando]
+    Added API endpoints for re-sharing of postings [annando]
+    Added provider fields to the API [annando]
+    Added the possibility to map $_SERVER variables during installation [nupplaphil]
+    Added the possibility to filter account types on the network page [annando]
+    Added missing Mastodon API endpoints as "unsupported" [annando]
+    Added a watchdog mode to check if the daemon is running [annando]
+    Added number of group members to the contact widget [annando]
+    Added endless scrolling in several places [annando]
+    Added an option to stay local when clicking on a contact profile [annando]
+    Added support of ActivityPub relays [annando]
+    Model\User::getAuthenticationInfo is now available for addons [MrPetovan]
+    Contact details can only edited for mail and feed contacts [annando]
+    Fixed some problems during the export of user data [annando]
+    Fixed various problems with the notification system [MrPetovan]
+    Fixed a problem with emoticon alt-text interpretation [MrPetovan]
+    Fixed a problem that caused comments on Tweets being distributed via ActivityPub [annando]
+    Fixed a problem with the auto-completion when composing comments [MrPetovan]
+    Fixed an ACL problem while poking contacts [MrPetovan]
+    Fixed a problem with Mastodon emoticons [MrPetovan]
+    Fixed a parser problem that caused additional <br> tags [annando]
+    Fixed escaping of several HTML snippets [MrPetovan]
+    Fixed a problem with fetching objects by URL [annando]
+
+  Friendica Addons
+    Updated to the translations IT, HU [translation teams]
+    advancedcontentfilter:
+      Added examples [hoergen]
+    blackout:
+      Improved the wording in the admin interface [urbalazs]
+    catavatar:
+      Improved the generation of avatars [annando]
+    ifttt:
+      Added support for delayed postings [annando]
+    mailstream:
+      Improved code structure [nupplaphil]
+      Fix case-sensitive check by [nupplaphil]
+    markdown:
+      Improved parsing [MrPetovan]
+    newmemberwidget:
+      Improved addon description [SpencerDub]
+    langfilter:
+      Changed the input to use a slider [MrPetovan]
+    ldapauth:
+      Reworked the authentication code [MrPetovan]
+    libravatar:
+      Fixed a problem with DNS requests [annando]
+      Improved the list of available avatars [annando]
+    phpmailer:
+      Fixed UTF8 encoding problems [MrPetovan]
+    rendertime:
+      Added more information about the "other" things that cost time [annando]
+    showmore:
+      Improved handling of the HTML structure of postings [MrPetovan]
+    showmore_dyn:
+      Improved user settings, language [MrPetovan]
+    twitter:
+      Improved logging [annando]
+      Improved the twitter_post_hook [MrPetovan]
+      Improved the posts send to twitter [annando]
+      Improved the remote_self functionality [annando]
+      Added support for delayed postings [annando]
+      Fixed a bug with direct re-shares [MrPetovan]
+
+  Closed Issues
+    2803, 4230, 4486, 4494, 5616, 7393, 7697, 8485, 8533, 8605, 8689,
+    8796, 8896, 8943, 8950, 9042, 9089, 9127, 9142, 9165, 9235, 9236,
+    9238, 9249, 9264, 9268, 9276, 9281, 9291, 9296, 9305, 9306, 9315,
+    9326, 9328, 9329, 9337, 9344, 9348, 9363, 9383, 9385, 9407, 9427,
+    9430, 9432, 9457, 9461, 9464, 9465, 9480, 9486, 9496, 9508, 9518,
+    9525, 9538, 9549, 9564, 9568, 9573, 9598, 9611, 9622, 9629, 9630,
+    9633, 9636, 9639, 9641, 9642, 9662, 9672, 9673, 9678, 9682, 9692,
+    9712
+
 Version 2020.09-1 (2020-09-24)
   Friendica Core:
     Updates to the translations: RU [translation teams]

CREDITS.txt

@@ -35,6 +35,7 @@ Athalbert
 aweiher
 axelt
 balderino
+Balázs Úr
 Beanow
 beardyunixer
 Beatriz Vital
@@ -133,6 +134,7 @@ julia.domagalska
 Julio Cova
 Karel
 Karolina
+Kastal András
 Keenan Pepper
 Keith Fernie
 Klaus Weidenbach
@@ -144,11 +146,11 @@ Leberwurscht
 Leonard Lausen
 Lionel Triay
 loma-one
+loma1
 Lorem Ipsum
 Ludovic Grossard
 Lynn Stephenson
 maase2
-Magdalena Gazda
 Mai Anh Nguyen
 Manuel Pérez Monís
 Marcin Klessa
@@ -157,7 +159,6 @@ Marcus Müller
 Marie Olive
 Mariusz Pisz
 marmor
-Marquis_de_Carabas
 Martin Schmitt
 Mateusz Mikos
 Mats Sjöberg
@@ -177,6 +178,7 @@ mpanhans
 mytbk
 nathilia-peirce
 Nicola Spanti
+nobody
 Olaf Conradi
 Oliver
 Olivier
@@ -225,7 +227,6 @@ Samuli Valavuo
 Sandro Santilli
 Sebastian Egbers
 sella
-Sennewood
 Seth
 Silke Meyer
 Simon L'nu
@@ -242,7 +243,6 @@ Sveinn í Felli
 Sven Anders
 Sylke Vicious
 Sylvain Lagacé
-szymon.filip
 Sérgio Lima
 Taekus
 Tazman DeVille

VERSION

@@ -1 +1 @@
-2020.12-rc
+2021.03-dev

bin/daemon.php

@@ -223,6 +223,11 @@ while (true) {
 		$sleep = min(1000000, round(log10($arg) * 1000000, 0));
 		usleep($sleep);
 
+		$pid = pcntl_waitpid(-1, $status, WNOHANG);
+		if ($pid > 0) {
+			Logger::info('Children quit via pcntl_waitpid', ['pid' => $pid, 'status' => $status]);
+		}
+
 		$timeout = ($seconds >= $wait_interval);
 	} while (!$timeout && !Worker::IPCJobsExists());
 

boot.php

@@ -38,7 +38,7 @@ use Friendica\Util\DateTimeFormat;
 
 define('FRIENDICA_PLATFORM',     'Friendica');
 define('FRIENDICA_CODENAME',     'Red Hot Poker');
-define('FRIENDICA_VERSION',      '2020.12-rc');
+define('FRIENDICA_VERSION',      '2021.03-dev');
 define('DFRN_PROTOCOL_VERSION',  '2.23');
 define('NEW_UPDATE_ROUTINE_VERSION', 1170);
 

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src/Core/Process.php

@@ -77,6 +77,17 @@ class Process
 		$this->pid = $pid;
 	}
 
+	/**
+	 * Set the process id
+	 *
+	 * @param integer $pid
+	 * @return void
+	 */
+	public function setPid(int $pid)
+	{
+		$this->pid = $pid;
+	}
+
 	/**
 	 * Log active processes into the "process" table
 	 */

src/Core/Worker.php

@@ -50,6 +50,7 @@ class Worker
 	private static $lock_duration = 0;
 	private static $last_update;
 	private static $state;
+	private static $daemon_mode = null;
 
 	/**
 	 * Processes the tasks that are in the workerqueue table
@@ -96,6 +97,10 @@ 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());
+			}
+
 			// Don't refetch when a worker fetches tasks for multiple workers
 			$refetched = DI::config()->get('system', 'worker_multiple_fetch');
 			foreach ($r as $entry) {
@@ -146,13 +151,17 @@ class Worker
 			if (time() > ($starttime + (DI::config()->get('system', 'cron_interval') * 60))) {
 				Logger::info('Process lifetime reached, respawning.');
 				self::unclaimProcess();
-				self::spawnWorker();
+				if (self::isDaemonMode()) {
+					self::IPCSetJobState(true);
+				} else {
+					self::spawnWorker();
+				}
 				return;
 			}
 		}
 
 		// Cleaning up. Possibly not needed, but it doesn't harm anything.
-		if (DI::config()->get('system', 'worker_daemon_mode', false)) {
+		if (self::isDaemonMode()) {
 			self::IPCSetJobState(false);
 		}
 		Logger::info("Couldn't select a workerqueue entry, quitting process", ['pid' => getmypid()]);
@@ -190,7 +199,7 @@ class Worker
 			Logger::warning('Maximum processes reached, quitting.');
 			return false;
 		}
-		
+
 		return true;
 	}
 
@@ -412,6 +421,12 @@ class Worker
 	{
 		$a = DI::app();
 
+		$cooldown = DI::config()->get("system", "worker_cooldown", 0);
+		if ($cooldown > 0) {
+			Logger::info('Pre execution cooldown.', ['priority' => $queue["priority"], 'id' => $queue["id"], 'cooldown' => $cooldown]);
+			sleep($cooldown);
+		}
+
 		Logger::enableWorker($funcname);
 
 		Logger::info("Process start.", ['priority' => $queue["priority"], 'id' => $queue["id"]]);
@@ -484,10 +499,8 @@ class Worker
 
 		DI::profiler()->saveLog(DI::logger(), "ID " . $queue["id"] . ": " . $funcname);
 
-		$cooldown = DI::config()->get("system", "worker_cooldown", 0);
-
 		if ($cooldown > 0) {
-			Logger::info('Cooldown.', ['priority' => $queue["priority"], 'id' => $queue["id"], 'cooldown' => $cooldown]);
+			Logger::info('Post execution cooldown.', ['priority' => $queue["priority"], 'id' => $queue["id"], 'cooldown' => $cooldown]);
 			sleep($cooldown);
 		}
 	}
@@ -771,7 +784,7 @@ 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 (DI::config()->get('system', 'worker_daemon_mode', false)) {
+				if (self::isDaemonMode()) {
 					self::IPCSetJobState(true);
 				} else {
 					self::spawnWorker();
@@ -780,7 +793,7 @@ class Worker
 		}
 
 		// if there are too much worker, we don't spawn a new one.
-		if (DI::config()->get('system', 'worker_daemon_mode', false) && ($active > $queues)) {
+		if (self::isDaemonMode() && ($active > $queues)) {
 			self::IPCSetJobState(false);
 		}
 
@@ -1100,6 +1113,11 @@ class Worker
 	 */
 	private static function forkProcess(bool $do_cron)
 	{
+		if (DI::process()->isMinMemoryReached()) {
+			Logger::warning('Memory limit reached - quitting');
+			return;
+		}
+
 		// Children inherit their parent's database connection.
 		// To avoid problems we disconnect and connect both parent and child
 		DBA::disconnect();
@@ -1111,22 +1129,40 @@ class Worker
 		} elseif ($pid) {
 			// The parent process continues here
 			DBA::connect();
-			Logger::info('Spawned new worker', ['cron' => $do_cron, 'pid' => $pid]);
+
+			self::IPCSetJobState(true, $pid);
+			Logger::info('Spawned new worker', ['pid' => $pid]);
+
+			$cycles = 0;
+			while (self::IPCJobsExists($pid) && (++$cycles < 100)) {
+				usleep(10000);
+			}
+
+			Logger::info('Spawned worker is ready', ['pid' => $pid, 'wait_cycles' => $cycles]);
 			return;
 		}
-	
-		// We now are in the new worker
-		DBA::connect();
-		Logger::info('Worker spawned', ['cron' => $do_cron, 'pid' => getmypid()]);
 
-		DI::process()->start();
+		// We now are in the new worker
+		$pid = getmypid();
+
+		DBA::connect();
+		/// @todo Reinitialize the logger to set a new process_id and uid
+		DI::process()->setPid($pid);
+
+		$cycles = 0;
+		while (!self::IPCJobsExists($pid) && (++$cycles < 100)) {
+			usleep(10000);
+		}
+
+		Logger::info('Worker spawned', ['pid' => $pid, 'wait_cycles' => $cycles]);
 
 		self::processQueue($do_cron);
 
 		self::unclaimProcess();
 
+		self::IPCSetJobState(false, $pid);
 		DI::process()->end();
-		Logger::info('Worker ended', ['cron' => $do_cron, 'pid' => getmypid()]);
+		Logger::info('Worker ended', ['pid' => $pid]);
 		exit();
 	}
 
@@ -1139,18 +1175,14 @@ class Worker
 	 */
 	public static function spawnWorker($do_cron = false)
 	{
-		// Worker and daemon are started from the command line.
+		if (self::isDaemonMode() && DI::config()->get('system', 'worker_fork')) {
-		// This means that this is executed by a PHP interpreter without runtime limitations
-		if (function_exists('pcntl_fork') && in_array(DI::mode()->getExecutor(), [Mode::DAEMON, Mode::WORKER])) {
 			self::forkProcess($do_cron);
 		} else {
 			$process = new Core\Process(DI::logger(), DI::mode(), DI::config(),
 				DI::modelProcess(), DI::app()->getBasePath(), getmypid());
 			$process->run('bin/worker.php', ['no_cron' => !$do_cron]);
 		}
-
+		if (self::isDaemonMode()) {
-		// after spawning we have to remove the flag.
-		if (DI::config()->get('system', 'worker_daemon_mode', false)) {
 			self::IPCSetJobState(false);
 		}
 	}
@@ -1242,7 +1274,7 @@ class Worker
 		}
 
 		// Set the IPC flag to ensure an immediate process execution via daemon
-		if (DI::config()->get('system', 'worker_daemon_mode', false)) {
+		if (self::isDaemonMode()) {
 			self::IPCSetJobState(true);
 		}
 
@@ -1267,7 +1299,7 @@ class Worker
 		}
 
 		// Quit on daemon mode
-		if (DI::config()->get('system', 'worker_daemon_mode', false)) {
+		if (self::isDaemonMode()) {
 			return $added;
 		}
 
@@ -1361,12 +1393,27 @@ class Worker
 	 * Set the flag if some job is waiting
 	 *
 	 * @param boolean $jobs Is there a waiting job?
+	 * @param int $key Key number
 	 * @throws \Exception
 	 */
-	public static function IPCSetJobState($jobs)
+	public static function IPCSetJobState(bool $jobs, int $key = 0)
 	{
 		$stamp = (float)microtime(true);
-		DBA::update('worker-ipc', ['jobs' => $jobs], ['key' => 1], 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);
 	}
@@ -1374,13 +1421,14 @@ class Worker
 	/**
 	 * Checks if some worker job waits to be executed
 	 *
+	 * @param int $key Key number
 	 * @return bool
 	 * @throws \Exception
 	 */
-	public static function IPCJobsExists()
+	public static function IPCJobsExists(int $key = 0)
 	{
 		$stamp = (float)microtime(true);
-		$row = DBA::selectFirst('worker-ipc', ['jobs'], ['key' => 1]);
+		$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
@@ -1391,6 +1439,51 @@ class Worker
 		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
 	 *

src/Model/User.php

@@ -1159,6 +1159,9 @@ class User
 			return false;
 		}
 
+		// Delete the avatar
+		Photo::delete(['uid' => $register['uid']]);
+
 		return DBA::delete('user', ['uid' => $register['uid']]) &&
 		       Register::deleteByHash($register['hash']);
 	}

src/Worker/Cron.php

@@ -24,6 +24,7 @@ namespace Friendica\Worker;
 use Friendica\Core\Hook;
 use Friendica\Core\Logger;
 use Friendica\Core\Worker;
+use Friendica\Database\DBA;
 use Friendica\DI;
 use Friendica\Model\Tag;
 
@@ -54,6 +55,10 @@ class Cron
 			copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 		}
 
+		if (DI::config()->get('system', 'delete_sleeping_processes')) {
+			self::deleteSleepingProcesses();
+		}
+
 		// Fork the cron jobs in separate parts to avoid problems when one of them is crashing
 		Hook::fork(PRIORITY_MEDIUM, 'cron');
 
@@ -137,4 +142,25 @@ class Cron
 
 		DI::config()->set('system', 'last_cron', time());
 	}
+
+	/**
+	 * Kill sleeping database processes
+	 *
+	 * @return void
+	 */
+	private static function deleteSleepingProcesses()
+	{
+		Logger::info('Looking for sleeping processes');
+		
+		$processes = DBA::p("SHOW FULL PROCESSLIST");
+		while ($process = DBA::fetch($processes)) {
+			if (($process['Command'] != 'Sleep') || ($process['Time'] < 300) || ($process['db'] != DBA::databaseName())) {
+				continue;
+			}
+
+			DBA::e("KILL ?", $process['Id']);
+			Logger::notice('Killed sleeping process', ['id' => $process['Id']]);
+		}
+		DBA::close($processes);
+	}
 }

static/defaults.config.php

@@ -194,6 +194,10 @@ return [
 		// If it is not running and hadn't been terminated normally, it will be started automatically.
 		'daemon_watchdog' => false,
 
+		// delete_sleeping_processes (Boolean)
+		// Periodically delete waiting database processes.
+		'delete_sleeping_processes' => false,
+
 		// diaspora_test (Boolean)
 		// For development only. Disables the message transfer.
 		'diaspora_test' => false,
@@ -534,6 +538,11 @@ return [
 		// Number of worker tasks that are fetched in a single query.
 		'worker_fetch_limit' => 1,
 
+		// worker_fork (Boolean)
+		// Experimental setting. Use pcntl_fork to spawn a new worker process.
+		// Does not work when "worker_multiple_fetch" is enabled (Needs more testing)
+		'worker_fork' => false,
+
 		// worker_jpm (Boolean)
 		// If enabled, it prints out the jobs per minute.
 		'worker_jpm' => false,
@@ -551,6 +560,7 @@ return [
 		// worker_multiple_fetch (Boolean)
 		// When activated, the worker fetches jobs for multiple workers (not only for itself).
 		// This is an experimental setting without knowing the performance impact.
+		// Does not work when "worker_fork" is enabled (Needs more testing)
 		'worker_multiple_fetch' => false,
 		
 		// worker_defer_limit (Integer)

view/theme/frio/img/friendica-logo.svg

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