public void Connect()
{
try
{
if (_connected)
{
return;
}
do
{
try
{
//at server clientPipeRead->_pipeClientWrite
var ps = new PipeSecurity();
ps.AddAccessRule(new PipeAccessRule("Everyone", PipeAccessRights.FullControl, System.Security.AccessControl.AccessControlType.Allow));
if (_pipeClientWrite != null)
{
_pipeClientWrite.Close();
}
//_pipeClientWrite.Dispose();
_pipeClientWrite = new NamedPipeServerStream("clientPipeRead", PipeDirection.InOut, 10, PipeTransmissionMode.Message, PipeOptions.WriteThrough, 1024, 1024, ps);
//if (_pipeServerWrite == null)
// _pipeServerWrite = new NamedPipeServerStream("opcPipeRead", PipeDirection.InOut, 1, PipeTransmissionMode.Message, PipeOptions.WriteThrough, 1024, 1024, ps);
_pipeClientWrite.WaitForConnection();
_ssWrite = new StreamString(_pipeClientWrite);
if (_pipeClientRead != null)
{
_pipeClientRead.Close();
}
//_pipeClientRead.Dispose();
_pipeClientRead = new NamedPipeServerStream("clientPipeWrite", PipeDirection.InOut, 10, PipeTransmissionMode.Message, PipeOptions.WriteThrough, 1024, 1024, ps);
_pipeClientRead.WaitForConnection();
_ssRead = new StreamString(_pipeClientRead);
_connected = true;
return;
}
catch (Exception ex)
{
if (ex.Message.Contains("The network path was not found"))
{
Thread.Sleep(TimeSleep); //wait for new connection
}
else
{
throw new Exception(ex.Message);
}
}
} while (!_connected);
}
catch (Exception ex)
{
File.AppendAllText(_pathLog, "\r\n" + DateTime.Now.ToString() + ", ClientWinsService: " + ex.ToString());
}
}
private void Woker_DoWork(object sender, DoWorkEventArgs e)
{
bool serverStop = false;
var worker = sender as BackgroundWorker;
do
{
try
{
serverStop = false;
if (!_connected)
{
_pipeClientRead = new NamedPipeClientStream(WinsServerComputer, "clientPipeRead", PipeDirection.InOut,
PipeOptions.None, TokenImpersonationLevel.Impersonation);
_pipeClientWrite = new NamedPipeClientStream(WinsServerComputer, "clientPipeWrite",
PipeDirection.InOut, PipeOptions.None, TokenImpersonationLevel.Impersonation);
_pipeClientRead.Connect();
_pipeClientWrite.Connect();
_ssRead = new StreamString(_pipeClientRead);
_ssWrite = new StreamString(_pipeClientWrite);
}
e.Result = true;
return;
}
catch (Exception ex)
{
if (ex.Message.Contains("The network path was not found"))
{
serverStop = true;
Thread.Sleep(TimeSleep); //wait for new connection
}
else
{
e.Result = false;
}
//e.Result = false;
//e.Cancel = true;
}
} while (serverStop);
}
public void Connect()
{
try
{
if (_connected)
{
return;
}
do
{
//try
//{
_pipeWClientRead = new NamedPipeClientStream(OpcServerComputer, "opcPipeRead", PipeDirection.InOut);
_pipeWClientWrite = new NamedPipeClientStream(OpcServerComputer, "opcPipeWrite", PipeDirection.InOut);
_pipeWClientRead.Connect();
_pipeWClientWrite.Connect();
_ssRead = new StreamString(_pipeWClientRead);
_ssWrite = new StreamString(_pipeWClientWrite);
_connected = true;
return;
//}
//catch (Exception ex)
//{
// if (ex.Message.Contains("The network path was not found"))
// Thread.Sleep(TimeSleep); //wait for new connection
// else
// throw new Exception(ex.Message);
//}
} while (!_connected);
}
catch (Exception ex)
{
File.AppendAllText(_pathLog, "\r\n" + DateTime.Now.ToString() + ", ClientOpcServerService: " + ex.ToString());
}
}