private static void Main()
{
ThreadPool.SetMinThreads(256, 256);
// 0 initialize server settings
var serverSettings = new TcpWorkerSettings
{
AcceptPoint = new IPEndPoint(IPAddress.Loopback, /*IPAddress.Parse("2001:0:5ef5:79fb:142a:29b9:4f88:b3a6")*/ 5001),
AcceptQueueMaxEntriesCount = 1024,
AcceptQueueWaitTime = TimeSpan.FromMilliseconds(2),
ReceiveBufferLength = 512,
SendBufferLength = 512,
ConnectionsBacklogLength = 4096,
UseFastLoopback = true,
UseNagleAlgorithm = false
};
// 1 initialize server
TcpWorker server;
try
{
server = new TcpWorker(serverSettings, ServeSocket);
}
catch (TcpServerException e)
{
Console.WriteLine($"Error activating server. Kernel error code: {e.KErrorCode}. Winsock error code: {e.WErrorCode}.");
//Console.WriteLine($"Error activating server.");
return;
}
Console.WriteLine($"server is activated");
/*
// 2 try accept connection
var tryAccept = server.TryAccept();
if (!tryAccept.Success)
{
Console.WriteLine($"error on accept. Kernel error code: {tryAccept.KernelErrorCode}. Winsock error code: {tryAccept.WinsockErrorCode}");
}
Console.WriteLine($"accept success");
*/
Console.WriteLine("any key to exit");
Console.ReadLine();
Console.ReadLine();
}
private static void Main()
{
ThreadPool.SetMinThreads(256, 256);
// 0 initialize server settings
var serverSettings = new TcpWorkerSettings
{
AcceptPoint = new IPEndPoint(IPAddress.Loopback, /*IPAddress.Parse("2001:0:5ef5:79fb:142a:29b9:4f88:b3a6")*/ 5001),
AcceptQueueMaxEntriesCount = 1024,
AcceptQueueWaitTime = TimeSpan.FromMilliseconds(2),
ReceiveBufferLength = 512,
SendBufferLength = 512,
ConnectionsBacklogLength = 4096,
UseFastLoopback = true,
UseNagleAlgorithm = false
};
// 1 initialize server
TcpWorker server;
try
{
server = new TcpWorker(serverSettings, ServeSocket);
}
catch (TcpServerException e)
{
Console.WriteLine($"Error activating server. Kernel error code: {e.KErrorCode}. Winsock error code: {e.WErrorCode}.");
//Console.WriteLine($"Error activating server.");
return;
}
Console.WriteLine($"server is activated");
/*
* // 2 try accept connection
* var tryAccept = server.TryAccept();
*
* if (!tryAccept.Success)
* {
* Console.WriteLine($"error on accept. Kernel error code: {tryAccept.KernelErrorCode}. Winsock error code: {tryAccept.WinsockErrorCode}");
* }
*
* Console.WriteLine($"accept success");
*/
Console.WriteLine("any key to exit");
Console.ReadLine();
Console.ReadLine();
}
/// <summary>
/// Deactivates server.
/// </summary>
public Boolean Deactivate()
{
// check if is not active
if (!IsActive)
{
return(false);
}
server.Deactivate();
server = null;
return(true);
}
/// <summary>
/// Activates server.
/// </summary>
public Boolean Activate()
{
// 0 check if is active
if (IsActive)
{
return(false);
}
var tryInitializeServer = TcpWorker.TryInitialize(Settings);
if (!tryInitializeServer.Success)
{
return(false);
}
server = tryInitializeServer.Result;
IsActive = true;
return(true);
}
/// <summary>
/// Activates server.
/// </summary>
public Boolean Activate()
{
// 0 check if is active
if (IsActive)
{
return false;
}
var tryInitializeServer = TcpWorker.TryInitialize(Settings);
if (!tryInitializeServer.Success)
{
return false;
}
server = tryInitializeServer.Result;
IsActive = true;
return true;
}
/// <summary>
/// Activates server.
/// </summary>
public static TryResult<TcpWorker> TryInitialize(TcpServerSettings settings)
{
// 0 try initiates use of the Winsock DLL by a process
{
WSADATA data;
var startupResultCode = WinsockInterop.WSAStartup(WinsockInterop.Version, out data);
// check if startup was successful
if (startupResultCode != WinsockErrorCode.None)
{
return TryResult<TcpWorker>.CreateFail(startupResultCode);
}
}
// 1 try create server socket
SOCKET serverSocket;
{
serverSocket = WinsockInterop.WSASocket(WinsockInterop.AF_INET, (Int32) SocketType.Stream, (Int32) ProtocolType.Tcp, IntPtr.Zero, 0, WinsockInterop.WSA_FLAG_REGISTERED_IO);
// check if socket created
if (WinsockInterop.INVALID_SOCKET == serverSocket)
{
goto FAIL;
}
}
// 2 try initialize Registered I/O extension
RIOHandle rioHandle;
if (!RIOHandle.TryCreate(serverSocket, out rioHandle))
{
goto FAIL;
}
// 3 get count of processors
var processorsCount = Environment.ProcessorCount;
// 4 create collection of the IOCP workers
var workers = new IocpWorker[processorsCount];
// initialize workers
for (var processorIndex = 0; processorIndex < processorsCount; processorIndex++)
{
// try create worker
var tryCreateWorker = IocpWorker.TryCreate(rioHandle, processorIndex, 4096, 1024);
// check if operation has succeed
if (!tryCreateWorker.Success)
{
goto FAIL;
}
// add to collection
workers[processorIndex] = tryCreateWorker.Result;
}
// try configure server socket and start listen
if (!TryConfigureBindAndStartListen(serverSocket, settings))
{
goto FAIL;
}
// success
var server = new TcpWorker(serverSocket, rioHandle, workers);
foreach (var worker in workers)
{
worker.thread.Start();
}
return TryResult<TcpWorker>.CreateSuccess(server);
FAIL:
// get last error
var errorCode = (WinsockErrorCode) WinsockInterop.WSAGetLastError();
// terminate use of the Winsock DLL
WinsockInterop.WSACleanup();
// return fail
return TryResult<TcpWorker>.CreateFail(errorCode);
}
/// <summary>
/// Deactivates server.
/// </summary>
public Boolean Deactivate()
{
// check if is not active
if (!IsActive)
{
return false;
}
server.Deactivate();
server = null;
return true;
}
/// <summary>
/// Activates server.
/// </summary>
public static TryResult <TcpWorker> TryInitialize(TcpServerSettings settings)
{
// 0 try initiates use of the Winsock DLL by a process
{
WSADATA data;
var startupResultCode = WinsockInterop.WSAStartup(WinsockInterop.Version, out data);
// check if startup was successful
if (startupResultCode != WinsockErrorCode.None)
{
return(TryResult <TcpWorker> .CreateFail(startupResultCode));
}
}
// 1 try create server socket
SOCKET serverSocket;
{
serverSocket = WinsockInterop.WSASocket(WinsockInterop.AF_INET, (Int32)SocketType.Stream, (Int32)ProtocolType.Tcp, IntPtr.Zero, 0, WinsockInterop.WSA_FLAG_REGISTERED_IO);
// check if socket created
if (WinsockInterop.INVALID_SOCKET == serverSocket)
{
goto FAIL;
}
}
// 2 try initialize Registered I/O extension
RIOHandle rioHandle;
if (!RIOHandle.TryCreate(serverSocket, out rioHandle))
{
goto FAIL;
}
// 3 get count of processors
var processorsCount = Environment.ProcessorCount;
// 4 create collection of the IOCP workers
var workers = new IocpWorker[processorsCount];
// initialize workers
for (var processorIndex = 0; processorIndex < processorsCount; processorIndex++)
{
// try create worker
var tryCreateWorker = IocpWorker.TryCreate(rioHandle, processorIndex, 4096, 1024);
// check if operation has succeed
if (!tryCreateWorker.Success)
{
goto FAIL;
}
// add to collection
workers[processorIndex] = tryCreateWorker.Result;
}
// try configure server socket and start listen
if (!TryConfigureBindAndStartListen(serverSocket, settings))
{
goto FAIL;
}
// success
var server = new TcpWorker(serverSocket, rioHandle, workers);
foreach (var worker in workers)
{
worker.thread.Start();
}
return(TryResult <TcpWorker> .CreateSuccess(server));
FAIL:
// get last error
var errorCode = (WinsockErrorCode)WinsockInterop.WSAGetLastError();
// terminate use of the Winsock DLL
WinsockInterop.WSACleanup();
// return fail
return(TryResult <TcpWorker> .CreateFail(errorCode));
}