/** * Send the request using passed Promise. * * @param PromiseInterface $promise * @return PromiseInterface * @resolves mixed * @rejects Error|Exception|string|null * @cancels Error|Exception|string|null */ protected function send(PromiseInterface $promise) { $pid = $this->protocol->getPid(); $origin = $this->protocol->getOrigin(); $message = $this->message; $channel = $this->channel; if ($message instanceof Error || $message instanceof Exception) { $answer = $channel->createProtocol($message->getMessage())->setPid($pid, true)->setException(get_class($message), true); } else { $answer = $channel->createProtocol($message)->setPid($pid, true); } $this->channel->send($origin, $answer, Channel::MODE_BUFFER_ONLINE); return $promise->resolve(); }
/** * @param RuntimeContainerInterface $runtime * @param ChannelCompositeInterface $composite * @param ProtocolInterface $protocol */ private function executeProtocol(RuntimeContainerInterface $runtime, ChannelCompositeInterface $composite, ProtocolInterface $protocol) { /** * If the json_decode fails, it means the received message is leftover of request response, * hence it should be dropped. */ try { $params = json_decode($protocol->getMessage(), true); $command = array_shift($params); $params['origin'] = $protocol->getOrigin(); if (!$runtime->isFailed() || isset($params['hash']) && $runtime->getHash() === $params['hash']) { $promise = $this->executeCommand($command, $params); } else { $promise = Promise::doReject(new RejectionException('Container is currently in failed state and cannot execute any tasks.')); } if ($protocol->getType() === Channel::TYPE_REQ) { $promise->then(function ($response) use($composite, $protocol, $command) { return (new Response($composite, $protocol, $response))->call(); }, function ($reason) use($composite, $protocol) { return (new Response($composite, $protocol, $reason))->call(); }, function ($reason) use($composite, $protocol) { return (new Response($composite, $protocol, $reason))->call(); }); } } catch (Error $ex) { return; } catch (Exception $ex) { return; } }
/** * @param string $name * @param ProtocolInterface $protocol * @return bool */ public function __invoke($name, ProtocolInterface $protocol) { return StringSupport::match($this->name, $protocol->getOrigin()); }
/** * @param ChannelCompositeInterface $composite * @param ProtocolInterface $protocol */ private function executeProtocol(ChannelCompositeInterface $composite, ProtocolInterface $protocol) { $params = json_decode($protocol->getMessage(), true); $command = array_shift($params); $params['origin'] = $protocol->getOrigin(); $promise = $this->executeCommand($command, $params); if ($protocol->getType() === Channel::TYPE_REQ) { $promise->then(function ($response) use($composite, $protocol, $command) { return (new Response($composite, $protocol, $response))->call(); }, function ($reason) use($composite, $protocol) { return (new Response($composite, $protocol, $reason))->call(); }, function ($reason) use($composite, $protocol) { return (new Response($composite, $protocol, $reason))->call(); }); } }
/** * @param ProtocolInterface * @return bool */ protected function handleReceiveRequest(ProtocolInterface $protocol) { if ($protocol->getType() === Channel::TYPE_REQ && $protocol->getDestination() === $this->name) { $pid = $protocol->getPid(); $timestamp = $protocol->getTimestamp(); $now = $this->getTime(); if ($timestamp <= $now || $this->existsResponse($pid)) { return true; } $timestamp -= 5000.0; $this->addResponse($pid, $this->createResponse($pid, $protocol->getOrigin(), $timestamp, $timestamp - $now)); } return false; }