async Task FillPipeAsync(Socket socket, PipeWriter writer, ClientManager clientManager)
{
try
{
const int minimumBufferSize = 4 * 1024;
while (true)
{
// Allocate at least 512 bytes from the PipeWriter
Memory <byte> memory = writer.GetMemory(minimumBufferSize);
if (MemoryMarshal.TryGetArray(memory, out ArraySegment <byte> arraySegment))
{
if (!socket.Connected)
{
break;
}
int bytesRead = await socket.ReceiveAsync(arraySegment, SocketFlags.None);
clientManager.AddToClientsBytesRecieved(bytesRead);
if (SocketServer.IsServerCounterEnabled)
{
PerfStatsColl.IncrementBytesReceivedPerSecStats(bytesRead);
}
if (bytesRead == 0)
{
DisposeClient(clientManager);
break;
}
// Tell the PipeWriter how much was read from the Socket
writer.Advance(bytesRead);
}
// Make the data available to the PipeReader
FlushResult result = await writer.FlushAsync();
if (result.IsCompleted)
{
break;
}
}
// Tell the PipeReader that there's no more data coming
writer.Complete();
DisposeClient(clientManager);
}
catch (SocketException so_ex)
{
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.LogClientActivity("ConMgr.RecvClbk", "Error :" + so_ex.ToString());
}
DisposeClient(clientManager);
}
catch (Exception e)
{
var clientIsDisposed = clientManager.IsDisposed;
DisposeClient(clientManager);
if (!clientIsDisposed)
{
AppUtil.LogEvent(e.ToString(), EventLogEntryType.Error);
}
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.LogClientActivity("ConMgr.RecvClbk", "Error :" + e.ToString());
}
if (SocketServer.Logger.IsErrorLogsEnabled)
{
SocketServer.Logger.NCacheLog.Error("ConnectionManager.ReceiveCallback", clientManager.ToString() + " Error " + e.ToString());
}
try
{
if (Management.APILogging.APILogManager.APILogManger != null && Management.APILogging.APILogManager.EnableLogging)
{
APILogItemBuilder log = new APILogItemBuilder();
log.GenerateConnectionManagerLog(clientManager, e.ToString());
}
}
catch
{
}
}
finally
{
// clientManager.StopCommandExecution();
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.StopClientActivity(clientManager.ClientID);
}
}
}
async Task ReadPipeAsync(PipeReader reader, ClientManager clientManager, RequestReader requestReader)
{
try
{
while (true)
{
ReadResult result = await reader.ReadAsync();
ReadOnlySequence <byte> buffer = result.Buffer;
clientManager.MarkActivity();
requestReader.Read(ref buffer);
// Tell the PipeReader how much of the buffer we have consumed
reader.AdvanceTo(buffer.Start, buffer.End);
// Stop reading if there's no more data coming
if (result.IsCompleted)
{
break;
}
}
// Mark the PipeReader as complete
reader.Complete();
DisposeClient(clientManager);
}
catch (SocketException so_ex)
{
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.LogClientActivity("ConMgr.RecvClbk", "Error :" + so_ex.ToString());
}
DisposeClient(clientManager);
}
catch (Exception e)
{
var clientIsDisposed = clientManager.IsDisposed;
DisposeClient(clientManager);
if (!clientIsDisposed)
{
AppUtil.LogEvent(e.ToString(), EventLogEntryType.Error);
}
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.LogClientActivity("ConMgr.RecvClbk", "Error :" + e.ToString());
}
if (SocketServer.Logger.IsErrorLogsEnabled)
{
SocketServer.Logger.NCacheLog.Error("ConnectionManager.ReceiveCallback", clientManager.ToString() + " Error " + e.ToString());
}
try
{
if (Management.APILogging.APILogManager.APILogManger != null && Management.APILogging.APILogManager.EnableLogging)
{
APILogItemBuilder log = new APILogItemBuilder();
log.GenerateConnectionManagerLog(clientManager, e.ToString());
}
}
catch
{
}
}
finally
{
if (ServerMonitor.MonitorActivity)
{
ServerMonitor.StopClientActivity(clientManager.ClientID);
}
}
}
