Spawn worker threads

No tasks will be dispatched until Dispatcher::start is invoked.

@return \Amp\Dispatcher Returns the current object instance
355997
public function start() {
        if (!$this->isStarted) {
            $this->generateIpcServer();
            $this->isStarted = true;
            for ($i=0;$i<$this->poolSizeMin;$i++) {
                $this->spawnWorker();
            }
            $this->registerTaskTimeoutWatcher();
        }

        return $this;
    }
1223668
private function childStart() {
        $socket = null;
        $this->childPID = $this->fork($socket);
        if ($this->childPID !== 0) {
            $this->sockets[$this->childPID] = $socket;
            return;
        }

        $this->processType = self::PROCESS_TYPE_JOB;
        $this->clearSigHandlers();

        $jid              = $this->job->getId();
        $this->who        = 'child:' . $this->workerName;
        $this->logContext = ['type' => $this->who];
        $status           = 'Processing ' . $jid . ' since ' . strftime('%F %T');
        $this->updateProcLine($status);
        $this->logger->info($status, $this->logContext);
        $this->childPerform($this->job);

        socket_close($socket);

        exit(0);
    }
81678
public function getEventDispatcher()
    {
        if (null === $this->eventDispatcher) {
            $this->eventDispatcher = new Dispatcher\ResourceEventDispatcher();
            $this->eventDispatcher->setConfigurationRegistry($this->getConfigurationRegistry());
            $this->eventDispatcher->setEventQueue($this->getEventQueue());
        }

        return $this->eventDispatcher;
    }
1265507
public static function start() {
		if (self::is_running()) {
			throw new \Exception('Transaction daemon is already running');
		}
		$pid = pcntl_fork();
		if ($pid == -1) {
			throw new \Exception('Error while forking');
		} elseif ($pid) {
			file_put_contents(Config::$pid_file, $pid);
			return $pid;
		} else {
			// Child
			$daemon = new self();
			$daemon->run();
		}
	}
1210997
public function start()
    {
        $this->events->dispatch(new Events\ServerLaunching($this));

        $this->running = true;

        $this->dispatchEvent('Launching', $this);

        $result = $this->swooleServer->start();

        $this->running = false;

        return $result;
    }
855046
protected function createWorker()
    {
        if ($this->workerCreator !== null) {
            return call_user_func($this->workerCreator);
        } else {
            return new Worker($this->loader);
        }
    }
127972
public function dispatcher() : FastRoute\Dispatcher
    {
        $this->setRouteClosures();
        if ($this->cacheFile !== null && file_exists($this->cacheFile)) {
            return $this->cachedDispatcher();
        }
        /**
         * @var \FastRoute\RouteCollector $routeCollector
         */
        $routeCollector = new FastRoute\RouteCollector(
            new FastRoute\RouteParser\Std,
            new FastRoute\DataGenerator\GroupCountBased
        );
        $this->addRoutes($routeCollector);
        $this->createCachedRoute($routeCollector);
        return new FastRoute\Dispatcher\GroupCountBased($routeCollector->getData());
    }
712999
protected function spawnWorkers($n)
    {
        if (FileSystem::$supported) {
            eio_event_loop();
        }
        $n = (int)$n;

        for ($i = 0; $i < $n; ++$i) {
            $thread = new Worker;
            $this->workers->push($thread);
            $this->callbacks->push(function ($self) use ($thread) {
                // @check - is it possible to run iterate of main event loop without child termination?
                $thread->start();
                $pid = $thread->getPid();
                if ($pid < 0) {
                    Daemon::$process->log('could not fork worker');
                } elseif ($pid === 0) { // worker
                    Daemon::log('Unexcepted execution return to outside of Thread->start()');
                    exit;
                }
            });
        }
        if ($n > 0) {
            $this->lastMpmActionTs = microtime(true);
            if (EventLoop::$instance) {
                EventLoop::$instance->interrupt();
            }
        }
        return true;
    }
293252
private function getDispatcher() {
        if (is_null($this->dispatcher)) {
            $this->dispatcher = new \common_log_Dispatcher($this->getOption(self::OPTION_APPENDERS));
        }
        return $this->dispatcher;
    }
673153
public function getInstance()
	{
		if (!is_null($this->instance)) {
			return $this->instance;
		}

        $this->instance = $this->getJobFactory()->create($this->payload['class'], $this->getArguments(), $this->queue);
        $this->instance->job = $this;
        return $this->instance;
	}
408623
public function run()
    {
        \define("AMP_CONTEXT", "thread");
        \define("AMP_CONTEXT_ID", $this->id);

        /* First thing we need to do is re-initialize the class autoloader. If
         * we don't do this first, any object of a class that was loaded after
         * the thread started will just be garbage data and unserializable
         * values (like resources) will be lost. This happens even with
         * thread-safe objects.
         */

        // Protect scope by using an unbound closure (protects static access as well).
        (static function () {
            $paths = [
                \dirname(__DIR__, 3) . \DIRECTORY_SEPARATOR . "vendor" . \DIRECTORY_SEPARATOR . "autoload.php",
                \dirname(__DIR__, 5) . \DIRECTORY_SEPARATOR . "autoload.php",
            ];

            foreach ($paths as $path) {
                if (\file_exists($path)) {
                    $autoloadPath = $path;
                    break;
                }
            }

            if (!isset($autoloadPath)) {
                throw new \Error("Could not locate autoload.php");
            }

            require $autoloadPath;
        })->bindTo(null, null)();

        // At this point, the thread environment has been prepared so begin using the thread.

        if ($this->killed) {
            return; // Thread killed while requiring autoloader, simply exit.
        }

        Loop::run(function () {
            $watcher = Loop::repeat(self::KILL_CHECK_FREQUENCY, function () {
                if ($this->killed) {
                    Loop::stop();
                }
            });
            Loop::unreference($watcher);

            try {
                $channel = new ChannelledSocket($this->socket, $this->socket);
                yield from $this->execute($channel);
            } catch (\Throwable $exception) {
                return; // Parent context exited or destroyed thread, no need to continue.
            } finally {
                Loop::cancel($watcher);
            }
        });
    }
857800
public static function getWorkerID()
    {
        if(null === static::$workerID)
        {
            $main = ServerManage::getServer('main');
            if($main)
            {
                $workerID = $main->getSwooleServer()->worker_id;
                if($workerID > -1)
                {
                    static::$workerID = $workerID;
                }
            }
        }
        return static::$workerID;
    }
1194613
public function fetchWaitingWorker()
    {
        $count = count($this->waitingList);
        for ($i = 0; $i < $count; $i++) {
            $worker = array_shift($this->waitingList);
            if ($worker->isValid() && $worker->isReady()) {
                return $worker;
            }
        }

        $this->ready = false;

        return null;
    }
1022217
protected function dispatchToRouter()
    {
        return function ($request) {
            $this->app->instance('request', $request);

            return $this->router->dispatch($request);
        };
    }
185324
protected function getLoader(): Loader
    {
        $event = LoaderEvent::create(new Loader());
        $this->getEventManager()->dispatch($event);

        return $event->getResultLoader();
    }
1295834
public function start() {
		ConnectionManager::getDataSource($this->_TaskServer->useDbConfig)->reconnect(array('persistent' => false));
		$this->_Shell->out("Task #{$this->_task['id']} started");
		$this->_task['started'] = $this->_getCurrentDateTime();
		$this->_task['stderr'] = '';
		$this->_task['stdout'] = '';
		$this->_TaskServer->started($this->_task);
		$this->_run();
		return $this->_task;
	}
918987
final public static function getInstance() {
	
		if (NULL == self::$instance) {
			self::$instance = new self();
			self::$instance->startChrono();
		}
		
		return self::$instance;
	
	}