/**
* Throws an exception on -ERR responses returned by Redis.
*
* @param ConnectionInterface $connection Redis connection that returned the error.
* @param ErrorResponseInterface $response Instance of the error response.
*
* @throws ServerException
*/
protected function exception(ConnectionInterface $connection, ErrorResponseInterface $response)
{
$connection->disconnect();
$message = $response->getMessage();
throw new ServerException($message);
}
/**
* Handles -ERR responses returned by Redis.
*
* @param CommandInterface $command Command that generated the -ERR response.
* @param ErrorResponseInterface $error Redis error response object.
*
* @return mixed
*/
protected function onErrorResponse(CommandInterface $command, ErrorResponseInterface $error)
{
$details = explode(' ', $error->getMessage(), 2);
switch ($details[0]) {
case 'MOVED':
return $this->onMovedResponse($command, $details[1]);
case 'ASK':
return $this->onAskResponse($command, $details[1]);
default:
return $error;
}
}
/**
* Handles -ERR responses returned by Redis.
*
* @param CommandInterface $command Redis command that generated the error.
* @param ErrorResponseInterface $response Instance of the error response.
*
* @throws ServerException
* @return mixed
*
*/
protected function onErrorResponse(CommandInterface $command, ErrorResponseInterface $response)
{
if ($command instanceof ScriptCommand && $response->getErrorType() === 'NOSCRIPT') {
$eval = $this->createCommand('EVAL');
$eval->setRawArguments($command->getEvalArguments());
$response = $this->executeCommand($eval);
if (!$response instanceof ResponseInterface) {
$response = $command->parseResponse($response);
}
return $response;
}
if ($this->options->exceptions) {
throw new ServerException($response->getMessage());
}
return $response;
}
/**
* Handles error responses returned by redis-sentinel.
*
* @param NodeConnectionInterface $sentinel Connection to a sentinel server.
* @param ErrorResponseInterface $error Error response.
*/
private function handleSentinelErrorResponse(NodeConnectionInterface $sentinel, ErrorResponseInterface $error)
{
if ($error->getErrorType() === 'IDONTKNOW') {
throw new ConnectionException($sentinel, $error->getMessage());
} else {
throw new ServerException($error->getMessage());
}
}
