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 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 bool SendStreamImmediate(NanomsgWriteStream stream)
{
return(SendStreamImmediateImpl(stream));
}
public void SendStream(NanomsgWriteStream stream)
{
SendStreamImpl(stream);
}
public bool SendStreamImmediate(NanomsgWriteStream stream)
{
return SendStreamImmediateImpl(stream);
}
public void SendStream(NanomsgWriteStream stream)
{
SendStreamImpl(stream);
}
internal static void Execute()
{
src = new byte[TestConstants.DataSize];
new Random().NextBytes(src);
var bufferSizes = Enumerable.Range(8, 7).Select(i => 1 << i);
const int IterationCount = 1000;
foreach (var bufferSize in bufferSizes)
{
Console.WriteLine("Buffers: " + string.Join(" ", bufferSize));
Test("msgstream", () =>
{
fixed(byte *srcptr = src)
{
byte[] buffer = new byte[bufferSize];
for (int i = 0; i < IterationCount; i++)
{
using (var stream = new NanomsgReadStream((IntPtr)srcptr, src.Length, null))
{
int read;
do
{
read = stream.Read(buffer, 0, buffer.Length);
} while (read > 0);
}
}
}
});
/*Test("msgstream_bytes", () =>
* {
* fixed (byte* srcptr = src)
* //foreach (var bufferSize in bufferSizes)
* {
* for (int i = 0; i < IterationCount; i++)
* using (var stream = new NanomsgReadStream((IntPtr)srcptr, src.Length, null))
* while (stream.ReadByte() >= 0) { }
* }
* });
*
* Test("msgstream_int32", () =>
* {
* fixed (byte* srcptr = src)
* //foreach (var bufferSize in bufferSizes)
* {
* for (int i = 0; i < IterationCount; i++)
* using (var stream = new NanomsgReadStream((IntPtr)srcptr, src.Length, null))
* while (stream.ReadInt32().HasValue) { }
* }
* });
*
*
* Test("msgstream_int64", () =>
* {
* fixed (byte* srcptr = src)
* //foreach (var bufferSize in bufferSizes)
* {
* for (int i = 0; i < IterationCount; i++)
* using (var stream = new NanomsgReadStream((IntPtr)srcptr, src.Length, null))
* while (stream.ReadInt64().HasValue) { }
* }
* });*/
Test("writestream", () =>
{
for (int i = 0; i < IterationCount; i++)
{
using (var dest = new NanomsgWriteStream(null))
dest.Write(src, 0, src.Length);
}
});
}
}