72 lines
2.1 KiB
Plaintext
72 lines
2.1 KiB
Plaintext
|
////////////////////////////////////////////////////////////////////////////////
|
||
|
|
//
|
||
|
|
// Microsoft Research Singularity
|
||
|
|
//
|
||
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
||
|
|
//
|
||
|
|
// File: Telnetd.cs
|
||
|
|
//
|
||
|
|
// Note: Simple Singularity telnet daemon
|
||
|
|
//
|
||
|
|
|
||
|
|
// TODO:
|
||
|
|
// - Graceful server shutdown?
|
||
|
|
// - non-null syntax
|
||
|
|
// - catch all appropriate exceptions
|
||
|
|
// - remove debugging traces
|
||
|
|
// - limit the number of simultaneous telnet sessions?
|
||
|
|
// - handle "exit" in shell gracefully
|
||
|
|
// - handle "client disconnect" gracefully
|
||
|
|
|
||
|
|
using System;
|
||
|
|
using System.Net;
|
||
|
|
using System.Net.Sockets;
|
||
|
|
using System.Text;
|
||
|
|
using System.Threading;
|
||
|
|
using Microsoft.Singularity.Io;
|
||
|
|
using Microsoft.Singularity.Channels;
|
||
|
|
using Microsoft.Contracts;
|
||
|
|
using Microsoft.SingSharp.Reflection;
|
||
|
|
using Microsoft.Singularity.Applications;
|
||
|
|
using Microsoft.Singularity.Io;
|
||
|
|
using Microsoft.Singularity.Configuration;
|
||
|
|
[assembly: Transform(typeof(ApplicationResourceTransform))]
|
||
|
|
|
||
|
|
namespace Microsoft.Singularity.Telnetd
|
||
|
|
{
|
||
|
|
[ConsoleCategory(DefaultAction=true)]
|
||
|
|
internal class Parameters {
|
||
|
|
[InputEndpoint("data")]
|
||
|
|
public readonly TRef<UnicodePipeContract.Exp:READY> Stdin;
|
||
|
|
|
||
|
|
[OutputEndpoint("data")]
|
||
|
|
public readonly TRef<UnicodePipeContract.Imp:READY> Stdout;
|
||
|
|
|
||
|
|
reflective internal Parameters();
|
||
|
|
|
||
|
|
internal int AppMain() {
|
||
|
|
return Telnetd.AppMain(this);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
public sealed class Telnetd
|
||
|
|
{
|
||
|
|
internal static int AppMain(Parameters! config)
|
||
|
|
{
|
||
|
|
Console.WriteLine("Singularity Telnet Daemon - starting.");
|
||
|
|
Listener listener = new Listener(23);
|
||
|
|
listener.Start();
|
||
|
|
while (true)
|
||
|
|
{
|
||
|
|
Socket socket = listener.Accept();
|
||
|
|
Console.WriteLine("Singularity Telnet Daemon - accepting connection");
|
||
|
|
Connection connection = new Connection(socket);
|
||
|
|
connection.Start();
|
||
|
|
}
|
||
|
|
Console.WriteLine("Singularity Telnet Daemon - stopping.");
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|