void IConnectionControl.End(ProduceEndType endType)
{
lock (_stateLock)
{
switch (endType)
{
case ProduceEndType.SocketShutdownSend:
if (_connectionState != ConnectionState.Open)
{
return;
}
_connectionState = ConnectionState.Shutdown;
KestrelTrace.Log.ConnectionWriteFin(_connectionId, 0);
Thread.Post(
x =>
{
KestrelTrace.Log.ConnectionWriteFin(_connectionId, 1);
var self = (Connection)x;
var shutdown = new UvShutdownReq();
shutdown.Init(self.Thread.Loop);
shutdown.Shutdown(self._socket, (req, status, state) =>
{
KestrelTrace.Log.ConnectionWriteFin(_connectionId, 1);
req.Dispose();
}, null);
},
this);
break;
case ProduceEndType.ConnectionKeepAlive:
if (_connectionState != ConnectionState.Open)
{
return;
}
KestrelTrace.Log.ConnectionKeepAlive(_connectionId);
_frame = new Frame(this);
Thread.Post(
x => ((Frame)x).Consume(),
_frame);
break;
case ProduceEndType.SocketDisconnect:
if (_connectionState == ConnectionState.Disconnected)
{
return;
}
_connectionState = ConnectionState.Disconnected;
KestrelTrace.Log.ConnectionDisconnect(_connectionId);
Thread.Post(
x =>
{
KestrelTrace.Log.ConnectionStop(_connectionId);
((UvHandle)x).Dispose();
},
_socket);
break;
}
}
}
public void shutdown(UvShutdownReq req, UvStreamHandle handle, uv_shutdown_cb cb)
{
req.Validate();
handle.Validate();
Check(_uv_shutdown(req, handle, cb));
}
/// <summary>
/// Second step: initiate async shutdown if needed, otherwise go to next step
/// </summary>
public void DoShutdownIfNeeded()
{
if (SocketShutdownSend == false || Self._socket.IsClosed)
{
DoDisconnectIfNeeded();
return;
}
var shutdownReq = new UvShutdownReq(Self._log);
shutdownReq.Init(Self._thread.Loop);
shutdownReq.Shutdown(Self._socket, (_shutdownReq, status, state) =>
{
_shutdownReq.Dispose();
var _this = (WriteContext)state;
_this.ShutdownSendStatus = status;
Self._log.ConnectionWroteFin(Self._connectionId, status);
DoDisconnectIfNeeded();
}, this);
}
public static extern int uv_shutdown(UvShutdownReq req,UvStreamHandle handle,uv_shutdown_cb cb);
public void shutdown(UvShutdownReq req, UvStreamHandle handle, uv_shutdown_cb cb)
{
req.Validate();
handle.Validate();
Check(_uv_shutdown(req, handle, cb));
}
public static extern int uv_shutdown(UvShutdownReq req, UvStreamHandle handle, uv_shutdown_cb cb);
