public Task StartAsync(HostingApplication hostingApplication, CancellationToken cancellationToken)
{
_routerSocket = new RouterSocket();
_routerSocket.Bind($"tcp://{_hostingOptions.Host}");
_routerSocket.ReceiveReady += RouterSocket_ReceiveReady;
_dealerSocket = new DealerSocket();
_dealerSocket.Bind(INPROC_SERVER_URL);
_dealerSocket.ReceiveReady += DealerSocket_ReceiveReady;
_poller = new NetMQPoller {
_routerSocket, _dealerSocket
};
_poller.RunAsync();
_workerPoller = new NetMQPoller();
async void OnReceiveReady(object sender, NetMQSocketEventArgs args)
{
NetMQMessage receiveMessage = args.Socket.ReceiveMultipartMessage();
string address = receiveMessage.Pop().ConvertToString();
string content = receiveMessage.Last().ConvertToString(Encoding.UTF8);
OwinContext owinContext = null;
long startTimestamp = Stopwatch.GetTimestamp();
_logger.LogInformation($"Request starting tcp://{_hostingOptions.Host} {content}");
owinContext = hostingApplication.CreateContext(content);
try
{
await hostingApplication.ProcessRequestAsync(owinContext);
}
catch (Exception ex)
{
owinContext.Response.Error(ex.Message);
throw;
}
finally
{
string sendContent = _serializer.Serialize(owinContext.Response);
_logger.LogInformation($"Request finished in {new TimeSpan((long)(TimestampToTicks * (Stopwatch.GetTimestamp() - startTimestamp))).TotalMilliseconds}ms {sendContent}");
NetMQMessage sendMessage = new NetMQMessage();
sendMessage.Append(address);
sendMessage.AppendEmptyFrame();
sendMessage.Append(sendContent, Encoding.UTF8);
args.Socket.SendMultipartMessage(sendMessage);
hostingApplication.DisponseContext(owinContext);
}
}
foreach (var item in Enumerable.Range(0, _hostingOptions.ProcessCount))
{
NetMQSocket process = new DealerSocket();
process.Connect(INPROC_SERVER_URL);
process.ReceiveReady += OnReceiveReady;
_workerPoller.Add(process);
}
_workerPoller.RunAsync();
return(Task.CompletedTask);
}
