private void UpdatesPipeConnected(IAsyncResult e)
{
try
{
if (UpdatesPipe != null)
{
UpdatesPipe.EndWaitForConnection(e);
ReadUpdatesPipe();
}
}
catch (Exception exc)
{
Trace.TraceError("Failed to wait for connection on updates pipe, remote session {0} ({1})", RemoteSession.Id, exc);
}
}
public void CreatePipes()
{
try
{
// close the pipes if already exist; they will be re-created below
DeletePipes();
// set the pipes access rights
var pipeSecurity = new PipeSecurity();
var pipeAccessRule = new PipeAccessRule(AccountHelper.GetEveryoneGroupName(), PipeAccessRights.ReadWrite, AccessControlType.Allow);
pipeSecurity.AddAccessRule(pipeAccessRule);
// create the pipes
_inputsPipe = new NamedPipeServerStream(
"remotesession_" + RemoteSession.Id + "_inputs",
PipeDirection.InOut,
1,
PipeTransmissionMode.Message,
PipeOptions.Asynchronous,
InputsPipeBufferSize,
InputsPipeBufferSize,
pipeSecurity);
_updatesPipe = new NamedPipeServerStream(
"remotesession_" + RemoteSession.Id + "_updates",
PipeDirection.InOut,
1,
PipeTransmissionMode.Message,
PipeOptions.Asynchronous,
UpdatesPipeBufferSize,
UpdatesPipeBufferSize,
pipeSecurity);
// wait for client connection
InputsPipe.BeginWaitForConnection(InputsPipeConnected, InputsPipe.GetHashCode());
UpdatesPipe.BeginWaitForConnection(UpdatesPipeConnected, UpdatesPipe.GetHashCode());
}
catch (Exception exc)
{
Trace.TraceError("Failed to create pipes, remote session {0} ({1})", RemoteSession.Id, exc);
}
}
public void CreatePipes()
{
try
{
// close the pipes if already exist; they will be re-created below
DeletePipes();
// set the pipes access rights
var pipeSecurity = new PipeSecurity();
var pipeAccessRule = new PipeAccessRule(RemoteSession.Manager.Client.GetProcessIdentity(), PipeAccessRights.FullControl, AccessControlType.Allow);
pipeSecurity.AddAccessRule(pipeAccessRule);
// create the pipes
_inputsPipe = new NamedPipeServerStream(
"remotesession_" + RemoteSession.Id + "_inputs",
PipeDirection.InOut,
1,
PipeTransmissionMode.Byte,
PipeOptions.Asynchronous,
0,
0,
pipeSecurity);
_updatesPipe = new NamedPipeServerStream(
"remotesession_" + RemoteSession.Id + "_updates",
PipeDirection.InOut,
1,
PipeTransmissionMode.Byte,
PipeOptions.Asynchronous,
0,
0,
pipeSecurity);
// wait for client connection
InputsPipe.BeginWaitForConnection(InputsPipeConnected, InputsPipe);
UpdatesPipe.BeginWaitForConnection(UpdatesPipeConnected, UpdatesPipe);
}
catch (Exception exc)
{
Trace.TraceError("Failed to create pipes, remote session {0} ({1})", RemoteSession.Id, exc);
}
}
private byte[] ReadUpdatesPipeMessage()
{
try
{
var memoryStream = new MemoryStream();
var buffer = new byte[UpdatesPipeBufferSize];
do
{
memoryStream.Write(buffer, 0, UpdatesPipe.Read(buffer, 0, buffer.Length));
} while (UpdatesPipe != null && UpdatesPipe.IsConnected && UpdatesPipe.CanRead && !UpdatesPipe.IsMessageComplete);
return(memoryStream.ToArray());
}
catch (Exception exc)
{
Trace.TraceError("Failed to read updates pipe message, remote session {0} ({1})", RemoteSession.Id, exc);
return(null);
}
}
