private void ProcessAccept(SocketAsyncEventArgs acceptEventArgs)
{
Program.Logger.InfoFormat("Client connection accepted. Local Address: {0}, Remote Address: {1}",
acceptEventArgs.AcceptSocket.LocalEndPoint, acceptEventArgs.AcceptSocket.RemoteEndPoint);
Program.OutputLog.LogFormat("Client connection accepted. Local Address: {0}, Remote Address: {1}",
acceptEventArgs.AcceptSocket.LocalEndPoint, acceptEventArgs.AcceptSocket.RemoteEndPoint);
var userToken = _mAsyncSocketUserTokenPool.Pop();
AsyncSocketUserTokenList.Add(userToken); //添加到正在连接列表
userToken.ConnectSocket = acceptEventArgs.AcceptSocket;
userToken.ConnectDateTime = DateTime.Now;
try
{
var willRaiseEvent = userToken.ConnectSocket.ReceiveAsync(userToken.ReceiveEventArgs); //投递接收请求
if (!willRaiseEvent)
{
lock (userToken)
{
ProcessReceive(userToken.ReceiveEventArgs);
}
}
}
catch (Exception e)
{
Program.Logger.ErrorFormat("Accept client {0} error, message: {1}", userToken.ConnectSocket, e.Message);
Program.Logger.Error(e.StackTrace);
Program.OutputLog.LogFormat("Accept client {0} error, message: {1}", userToken.ConnectSocket, e.Message);
}
StartAccept(acceptEventArgs); //把当前异步事件释放，等待下次连接
}
public AsyncSocketServer(int numConnections)
{
_mIsStarted = false;
_mNumConnections = numConnections;
_mReceiveBufferSize = ProtocolConst.ReceiveBufferSize;
_mAsyncSocketUserTokenPool = new AsyncSocketUserTokenPool(numConnections);
AsyncSocketUserTokenList = new AsyncSocketUserTokenList();
_mMaxNumberAcceptedClients = new Semaphore(numConnections, numConnections);
}
public void CloseClientSocket(AsyncSocketUserToken userToken)
{
if (userToken.ConnectSocket == null)
{
return;
}
var socketInfo =
$"Local Address: {userToken.ConnectSocket.LocalEndPoint} Remote Address: {userToken.ConnectSocket.RemoteEndPoint}";
Program.Logger.InfoFormat("Client connection disconnected. {0}", socketInfo);
Program.OutputLog.LogFormat("Client connection disconnected. {0}", socketInfo);
if (userToken.ConnectSocket.Connected)
{
try
{
userToken.ConnectSocket.Shutdown(SocketShutdown.Both);
}
catch (Exception e)
{
Program.Logger.ErrorFormat("CloseClientSocket Disconnect client {0} error, message: {1}", socketInfo, e.Message);
Program.OutputLog.LogFormat("CloseClientSocket Disconnect client {0} error, message: {1}", socketInfo, e.Message);
}
userToken.ConnectSocket.Close();
}
userToken.ConnectSocket = null; //释放引用，并清理缓存，包括释放协议对象等资源
userToken.ReceiveBuffer.Clear(userToken.ReceiveBuffer.DataCount);
userToken.SendBuffer.ClearPacket();
_mMaxNumberAcceptedClients.Release();
_mAsyncSocketUserTokenPool.Push(userToken);
AsyncSocketUserTokenList.Remove(userToken);
}
public void Init()
{
for (var i = 0; i < _mNumConnections; i++) //按照连接数建立读写对象
{
var userToken = new AsyncSocketUserToken(_mReceiveBufferSize);
userToken.ReceiveEventArgs.Completed += IO_Completed;
userToken.SendEventArgs.Completed += IO_Completed;
_mAsyncSocketUserTokenPool.Push(userToken);
}
var adjustTimeSchedule = new ScheduleTask(0, true, ScheduleType.StartOnCondition);
adjustTimeSchedule.OnScheduleExecuting += delegate(object sender, ScheduleTaskExecuteEventArgs args)
{
var task = (ScheduleTask)sender;
if (task == null || task.LastExecuteTime.Date == DateTime.Today.Date)
{
return;
}
if (DateTime.Now.Hour == 3 && DateTime.Now.Minute == 0 && DateTime.Now.Second < 30)
{
AsyncSocketUserTokenList.AdjestTime();
}
};
adjustTimeSchedule.StartCondition = running =>
{
if (running)
{
return(true);
}
return(DateTime.Now.Hour == 3);
};
ScheduleManager.Register(adjustTimeSchedule);
EsProtocolMgr = new EsProtocolMgr();
}