public void WaitForConnectionCancelableAndDispose()
{
var pipeName = Helper.CreatePipeName();
var streams = new NamedPipeServerStreams(pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous);
Task.Run(() => streams.WaitForConnectionCancelable());
Thread.Sleep(100);
streams.Dispose();
}
/// <summary>
/// Initializes a new instance of the <see cref="NamedPipeServerInstance"/> class.
/// </summary>
/// <param name="pipeName">Name of the pipe.</param>
/// <param name="maxNumberOfServerInstances">The maximum number of server instances.</param>
/// <autogeneratedoc />
public NamedPipeServerInstance(string pipeName, int maxNumberOfServerInstances)
{
_streams = new NamedPipeServerStreams(
pipeName,
PipeDirection.InOut,
maxNumberOfServerInstances,
PipeTransmissionMode.Byte,
PipeOptions.None
);
}
public void DecreaseNumberOfServiceInstancesShouldFail()
{
var pipeName = Helper.CreatePipeName();
var max = NamedPipeServerStream.MaxAllowedServerInstances;
var streams = new NamedPipeServerStreams(pipeName, PipeDirection.InOut, 5, PipeTransmissionMode.Byte,
PipeOptions.Asynchronous);
Assert.ThrowsException <UnauthorizedAccessException>(() =>
new NamedPipeServerStreams(pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous));
streams.Dispose();
}
public void IncreaseNumberOfServiceInstances1CloseAnd2()
{
var pipeName = Helper.CreatePipeName();
var streams1 = new NamedPipeServerStreams(pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte,
PipeOptions.Asynchronous);
streams1.Dispose();
var streams2 = new NamedPipeServerStreams(pipeName, PipeDirection.InOut, 2, PipeTransmissionMode.Byte,
PipeOptions.Asynchronous);
streams2.Dispose();
}
public void IncreaseNumberOfServiceInstances1And2()
{
var pipeName = Helper.CreatePipeName();
var streams1 = new NamedPipeServerStreams(pipeName, PipeDirection.InOut, 1, PipeTransmissionMode.Byte,
PipeOptions.Asynchronous);
// IOException: Alle Pipeinstanzen sind ausgelastet. (2018)
// Win32Exception: Alle Pipeinstanzen sind ausgelastet (2021)
Assert.ThrowsException <Win32Exception>(() =>
new NamedPipeServerStreams(pipeName, PipeDirection.InOut, 2, PipeTransmissionMode.Byte, PipeOptions.Asynchronous));
streams1.Dispose();
}
public void ClientServerConnectionTest()
{
Helper.RunMta(() => {
var pipeName = Guid.NewGuid().ToString("N");
var server = new NamedPipeServerStreams(pipeName);
var client = new NamedPipeClientStreams(pipeName);
var serverWaitHandle = new ManualResetEventSlim();
var clientWaitHandle = new ManualResetEventSlim();
Task.Run(() => {
try {
server.WaitForConnection();
Console.WriteLine("Server connected");
serverWaitHandle.Set();
}
catch (Exception ex) {
Console.WriteLine(ex);
}
});
Task.Run(() => {
try {
client.Connect();
Console.WriteLine("Client connected");
clientWaitHandle.Set();
}
catch (Exception ex) {
Console.WriteLine(ex);
}
});
var success = WaitHandle.WaitAll(new[] { serverWaitHandle.WaitHandle, clientWaitHandle.WaitHandle }, 500);
client.Dispose();
server.Dispose();
Assert.AreEqual(true, success);
});
}
private static void MessageLoop()
{
// TODO use NamedPipeServer
EventHandler <ConsoleExitEventArgs> consoleExitHandler = null;
NamedPipeServerStreams pipeServer = null;
var exit = false;
var lastTransmission = DateTime.MinValue;
Timer timer = null;
try {
var pipeName = "KsWare.PrivilegedExecutor" + (SingleInstance ? "" : Process.GetCurrentProcess().Id.ToString());
pipeServer = new NamedPipeServerStreams(pipeName);
Console.WriteLine($"Named pipe created '{pipeName}*'");
var reader = pipeServer.Reader;
var writer = pipeServer.Writer;
consoleExitHandler = (sender, e) => {
Console.WriteLine($"[SERVER] Close because {e.ExitReason}. Shutting down...");
exit = true;
pipeServer?.Close();
};
Console.Exit += consoleExitHandler;
lastTransmission = DateTime.Now;
timer = new Timer(state => {
Console.WriteLine("Close because idle since 5 minutes. Shutting down...");
exit = true;
pipeServer?.Close();
}, null, TimeSpan.FromMinutes(5), TimeSpan.FromMilliseconds(-1));
while (!exit)
{
try {
Console.WriteLine("WaitForConnection...");
pipeServer.WaitForConnection();
var command = reader.ReadLine();
if (command == null)
{
continue;
}
Console.WriteLine($"Command received: {command}");
lastTransmission = DateTime.Now;
timer.Change(TimeSpan.FromMinutes(5), TimeSpan.FromMilliseconds(-1));
if (command == "-close")
{
Console.WriteLine("Server close requested by client. Shutting down...");
break;
}
var args = SplitCommandLine(command);
var exitCode = ExecuteGeneric(args);
writer.WriteLine(exitCode);
writer.Flush();
}
catch (IOException ex) {
// Catch the IOException that is raised if the pipe is broken or disconnected.
Console.WriteLine($"ERROR: {ex.Message}");
}
catch (Exception ex) {
Console.WriteLine($"ERROR: {ex.Message}");
}
finally {
pipeServer.WaitForPipeDrain();
if (pipeServer.IsConnected)
{
pipeServer.Disconnect();
}
}
}
}
catch (Exception ex) {
Console.WriteLine($@"ERROR: {ex.Message}");
}
finally {
timer?.Dispose();
if (consoleExitHandler != null)
{
Console.Exit -= consoleExitHandler;
}
pipeServer?.Dispose();
}
}
