/// <summary>
/// A simple example showing use of NNanomsg.Socket
/// For further example usage, check out the Test project.
/// </summary>
static void Main(string[] args)
{
const string socketAddress = "tcp://127.0.0.1:5088";
if (args[0] == "client")
{
using (var req = new NanomsgSocket(Domain.SP, Protocol.REQ))
{
req.Connect(socketAddress);
req.Send(new StringMessage("hello from client").GetBytes());
using (var buf = req.ReceiveStream())
Console.WriteLine("Message from SERVER: " + new StringMessage(new StreamReader(buf).ReadToEnd()).GetString());
Console.WriteLine("CLIENT finished");
}
}
else if (args[0] == "server")
{
using (var rep = new NanomsgSocket(Domain.SP, Protocol.REP))
{
rep.Bind(socketAddress);
using (var buf = rep.ReceiveStream())
Console.WriteLine("Message from CLIENT: " + new StringMessage(new StreamReader(buf).ReadToEnd()).GetString());
rep.Send(new StringMessage("hello from server").GetBytes());
Console.WriteLine("SERVER Finished");
}
}
else
{
Console.WriteLine("Unknown argument: " + args[0]);
}
}
public static string Request(string input)
{
// prepare Socket
var nanoSock = new NanomsgSocket(Domain.SP, Protocol.REQ);
string result = null;
bool messageReceived = false;
// prepare Listener
var listener = new NanomsgListener();
listener.ReceivedMessage += (sockedId) =>
{
using (NanomsgReadStream inStream = nanoSock.ReceiveStream())
using (var unpacker = Unpacker.Create(inStream))
{
string output;
if (!unpacker.ReadString(out output))
throw new Exception("REP invalid");
result = output;
}
messageReceived = true;
};
// Connect and Send Request
listener.AddSocket(nanoSock);
nanoSock.Connect("tcp://127.0.0.1:" + reqPort);
using (NanomsgWriteStream outStream = nanoSock.CreateSendStream())
using(var packer = Packer.Create(outStream))
{
packer.PackString(input);
nanoSock.SendStream(outStream);
}
var start = DateTime.Now;
while (!messageReceived && start + TimeSpan.FromSeconds(30) > DateTime.Now)
{
listener.Listen(TimeSpan.FromMilliseconds(250));
}
listener.RemoveSocket(nanoSock);
nanoSock.Dispose();
if (!messageReceived)
{
throw new Exception("REQ timed out");
}
return result;
}
public static void RunDevice(CancellationTokenSource cancellor)
{
var deviceThread = new Thread(() =>
{
var reqSock = new NanomsgSocket(Domain.SP_RAW, Protocol.REP);
int reqSockId = reqSock.SocketID;
reqSock.Bind("tcp://127.0.0.1:" + reqPort);
var repSock = new NanomsgSocket(Domain.SP_RAW, Protocol.REQ);
int repSockId = repSock.SocketID;
repSock.Bind("tcp://127.0.0.1:" + repPort);
// HACK: The nn_device loop is currently only terminated using NN.Term()
int repDevice = NN.Device(reqSockId, repSockId);
reqSock.Dispose();
repSock.Dispose();
});
deviceThread.Start();
deviceThread.Join(TimeSpan.FromMilliseconds(40));
}
public static void RunWorker(CancellationTokenSource cancellor, int workerId)
{
var serverThread = new Thread(() =>
{
var nanoSock = new NanomsgSocket(Domain.SP, Protocol.REP);
var nanoListener = new NanomsgListener();
nanoListener.ReceivedMessage += (socketId) =>
{
string input;
using (NanomsgReadStream inStream = nanoSock.ReceiveStream())
using (var unpacker = Unpacker.Create(inStream))
{
if (!unpacker.ReadString(out input))
throw new Exception("REQ invalid");
Console.WriteLine(input);
}
using (NanomsgWriteStream outStream = nanoSock.CreateSendStream())
using (var packer = Packer.Create(outStream))
{
packer.PackString("Hello " + input);
nanoSock.SendStream(outStream);
}
};
nanoListener.AddSocket(nanoSock);
nanoSock.Connect("tcp://127.0.0.1:" + repPort);
while (!cancellor.IsCancellationRequested)
{
nanoListener.Listen(TimeSpan.FromMilliseconds(250));
}
nanoListener.RemoveSocket(nanoSock);
nanoSock.Dispose();
});
serverThread.Start();
serverThread.Join(TimeSpan.FromMilliseconds(40));
}
public static void Execute()
{
_clientData = new byte[DataSize];
_serverData = new byte[DataSize];
var r = new Random();
r.NextBytes(_clientData);
r.NextBytes(_serverData);
Console.WriteLine("Executing Socket object test " + NanomsgSymbols.NN_VERSION_CURRENT.ToString());
var clientThread = new Thread(
() =>
{
var req = new NanomsgSocket(Domain.SP, Protocol.REQ);
req.Connect(InprocAddress);
//req.Options.TcpNoDelay = true;
/*unsafe
{
byte* s1 = (byte*)Interop.nn_allocmsg(4, 0), s2 = (byte*) Interop.nn_allocmsg(4,0);
*(uint*)s1 = 0x01020304;
*(uint*)s2 = 0x05060708;
//byte[] scatter1 = new byte[] { 1, 2, 3, 4 }, scatter2 = new byte[] { 5, 6, 7, 8 };
//fixed (byte* s1 = scatter1, s2 = scatter2)
{
nn_iovec* iovecs = stackalloc nn_iovec[2];
*iovecs = new nn_iovec() { iov_base = s1, iov_len = 4 };
*(iovecs + 1) = new nn_iovec() { iov_base = s2, iov_len = 4 };
nn_msghdr* msghdr = stackalloc nn_msghdr[1];
*msghdr = new nn_msghdr()
{
msg_control = null,
msg_controllen = 0,
msg_iov = iovecs,
msg_iovlen = 2
};
req.SendMessage(msghdr);
}
Interop.nn_freemsg((IntPtr)s1);
Interop.nn_freemsg((IntPtr)s2);
}*/
byte[] streamOutput = new byte[BufferSize];
while (true)
{
var sw = Stopwatch.StartNew();
for (int i = 0; i < Iter; i++)
{
var result = req.SendImmediate(_clientData);
Trace.Assert(result);
int read = 0;
using (var stream = req.ReceiveStream())
while (stream.Length != stream.Position)
read += stream.Read(streamOutput, 0, streamOutput.Length);
Trace.Assert(read == _serverData.Length);
}
sw.Stop();
var secondsPerSend = sw.Elapsed.TotalSeconds / (double)Iter;
Console.WriteLine("Time {0} us, {1} per second, {2} mb/s ",
(int)(secondsPerSend * 1000d * 1000d),
(int)(1d / secondsPerSend),
(int)(DataSize * 2d / (1024d * 1024d * secondsPerSend)));
}
});
clientThread.Start();
{
var rep = new NanomsgSocket(Domain.SP, Protocol.REP);
rep.Bind(InprocAddress);
//rep.Options.TcpNoDelay = true;
byte[] streamOutput = new byte[BufferSize];
var sw = Stopwatch.StartNew();
while (sw.Elapsed.TotalSeconds < 10)
{
int read = 0;
using (var stream = rep.ReceiveStream())
while (stream.Length != stream.Position)
read += stream.Read(streamOutput, 0, streamOutput.Length);
rep.SendImmediate(_serverData);
}
/*var listener = new NanomsgListener();
listener.AddSocket(rep.SocketID);
listener.ReceivedMessage += delegate(int s)
{
var stream = rep.ReceiveImmediate();
if (stream == null) { Trace.Fail("receive immediate failed"); return; }
int read = 0;
while (stream.Length != stream.Position)
read += stream.Read(streamOutput, 0, streamOutput.Length);
stream.Dispose();
Trace.Assert(read == _clientData.Length);
rep.SendImmediate(_serverData);
};
var sw = Stopwatch.StartNew();
while (sw.Elapsed.TotalSeconds < 10)
listener.Listen(TimeSpan.FromSeconds(5));*/
clientThread.Abort();
}
}