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WSLSocket.cs
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WSLSocket.cs
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using System;
using System.IO;
using System.Net.Sockets;
using System.Threading;
using System.Threading.Tasks;
namespace WslSSHPageant
{
class WSLSocket : IDisposable
{
readonly Mutex mutex;
readonly string path;
internal WSLSocket(string path)
{
this.path = Path.GetFullPath(path);
var mutexName = this.path + "-{642b3e23-f0f5-4cc1-8a41-bf95e9a438ad}";
mutexName = mutexName.Replace(Path.DirectorySeparatorChar, '_');
mutex = new Mutex(true, mutexName);
if (!mutex.WaitOne(TimeSpan.Zero, true))
{
throw new ArgumentException("Already running on that AF_UNIX path");
}
}
internal async Task Listen()
{
try
{
File.Delete(path);
var server = new Socket(AddressFamily.Unix, SocketType.Stream, ProtocolType.IP);
server.Bind(new UnixEndPoint(path));
server.Listen(5);
Console.Out.WriteLine("WSL AF_UNIX socket listening on " + path);
// Enter the listening loop.
while (true)
{
WSLClient client = new WSLClient(await server.AcceptAsync());
// Don't await this, we want to service other sockets
#pragma warning disable CS4014
client.WorkSocket();
#pragma warning restore CS4014
}
}
finally
{
Dispose();
}
}
public void Dispose()
{
try
{
mutex.ReleaseMutex();
mutex.Dispose();
}
catch(ApplicationException) { }
catch(ObjectDisposedException) { }
}
}
}