function setupLogger()
{
\SyRPC\Common::$lg = \SyRPC\Common::setupLogger('syrpc-php-test', Logger::DEBUG);
}
/**
* Tries to get the result for given result ID from RabbitMQ.
*
* @throws AMQPTimeoutException
* @param string $resultId The UUID of the result to getc
* @param int $timeout Timeout in seconds after which the fetching shall stop
* @returns string JSON encoded data string
*/
public function getResult($resultId, $timeout = null)
{
if (is_null($timeout)) {
$timeout = $this->timeout;
}
$hashId = Common::getHash($resultId, $this->amqNumQueues);
$resultQueue = $this->getResultQueue($hashId);
$this->waitId = $resultId;
Common::$lg->addDebug(sprintf("Client waiting for request %s during %ds on %s (exchange %s)", $resultId, $timeout, $resultQueue, $this->resultExchange));
$this->resultChannel->basic_consume($resultQueue, '', false, false, false, false, array($this, 'onResult'));
while (!$this->response) {
try {
$this->resultChannel->wait(null, false, $timeout);
} catch (AMQPTimeoutException $e) {
Common::$lg->addCritical("Client hit the fan after {$timeout}s");
throw $e;
}
}
$res = json_decode($this->response);
$data = $res->{'data'};
$this->response = null;
return $data;
}
/**
* Callback function for when a request arrives on the request queue.
*
* @param AMQPMessage $msg The message which arrived
* @returns void
*/
public function onRequest($msg)
{
Common::$lg->addDebug("Server received a msg: " . print_r($msg->body, true));
$body = Common::splitMessageBody($msg->body);
if ($body) {
$resp = json_decode($body);
$resultId = $resp->{'result_id'};
Common::$lg->addDebug(sprintf("Server received request %s (%s)", $resultId, $msg->get('delivery_tag')));
$this->response = $body;
$this->requestChannel->basic_ack($msg->get('delivery_tag'));
}
}
