stop() public static method

When an event loop is stopped, it continues with its current tick and exits the loop afterwards. Multiple calls to stop MUST be ignored and MUST NOT raise an exception.
public static stop ( ) : void
return void
Loop Class Documentation
Example #1
0
                list($type, $payload) = (yield from $transmitter->receive());
                if ($type === SocketTransmitter::TYPE_EXIT) {
                    yield from $transmitter->send($payload, $type);
                    $socket->close();
                    $exitCode = 0;
                    break;
                }
                try {
                    if (isset($payload['func'])) {
                        if (\substr($payload['func'], 0, 1) === '@') {
                            $result = \substr($payload['func'], 1)(...$payload['args'] ?? []);
                        } else {
                            $result = $payload['func'](...$payload['args'] ?? []);
                        }
                    } elseif (isset($payload['class']) && isset($payload['method'])) {
                        $result = $payload['class']::{$payload['method']}(...$payload['args'] ?? []);
                    } else {
                        throw new \RuntimeException('No callable target passed to threaded worker');
                    }
                } catch (\Throwable $e) {
                    yield from $transmitter->sendError($e);
                    continue;
                }
                yield from $transmitter->send($result, SocketTransmitter::TYPE_DATA);
            }
        } finally {
            Loop::stop();
        }
    });
}, new NativeLoop());
exit($exitCode);
Example #2
0
 public function run(Container $container, callable $action)
 {
     $logger = LoopConfig::getLogger();
     if ($this->running === 0) {
         foreach ($this->loggers as $handler) {
             $logger->addHandler($handler);
         }
     }
     $this->running++;
     try {
         $buffer = '';
         if ($this->ipc) {
             ob_start(function (string $data, int $phase) use(&$buffer) {
                 $buffer .= $data;
                 return '';
             }, 1, \PHP_OUTPUT_HANDLER_FLUSHABLE);
         }
         Loop::execute(function () use($container, $action, $logger, &$buffer) {
             Loop::setErrorHandler(function (\Throwable $e) use($logger) {
                 $logger->critical('', ['exception' => $e]);
             });
             $watcher = Loop::repeat(500, function () use(&$buffer, $logger) {
                 if ($buffer !== '') {
                     try {
                         $this->ipc->sendOutput($buffer);
                     } finally {
                         $buffer = '';
                     }
                 }
             });
             Loop::unreference($watcher);
             if ($this->contextName === 'development') {
                 $locator = $container->get(ResourceLocator::class);
                 $watcher = Loop::repeat(5000, function () use($locator) {
                     $locator->syncFiles();
                 });
                 Loop::unreference($watcher);
             }
             if ($this->ipc) {
                 $this->ipc->run();
             }
             $signal = function () {
                 if ($this->ipc) {
                     $this->ipc->stop();
                 }
                 Loop::stop();
             };
             // Shutdown on SIGTERM.
             try {
                 Loop::onSignal(15, $signal);
             } catch (UnsupportedFeatureException $e) {
                 // signal handling is not available...
             }
             $action();
         });
     } finally {
         if ($this->ipc) {
             \ob_end_clean();
         }
         $this->running--;
         if ($this->running === 0) {
             foreach ($this->loggers as $handler) {
                 $logger->removeHandler($handler);
             }
         }
     }
 }
Example #3
0
 protected function listenForExit() : \Generator
 {
     try {
         yield from $this->transmitter->receive();
     } finally {
         $this->stop();
         $this->socket->close();
         Loop::stop();
     }
 }