private void CompleteAccept(AcceptSocketContext acceptContext, int result)
{
if (result < 0)
{
var err = -result;
if (err == EAGAIN || err == EINTR || err == EMFILE)
{
Debug.WriteLine($"accept completed with EAGAIN on {(int)acceptContext.Socket}");
Accept(acceptContext);
return;
}
throw new ErrnoException(err);
}
LinuxSocket socket = result;
Debug.WriteLine($"Accepted {(int)socket} from {(int)acceptContext.Socket}");
if (_threadContext.Options.TcpNoDelay)
{
socket.SetOption(SOL_TCP, TCP_NODELAY, 1);
}
var remoteEndpoint = IPEndPointFormatter.AddrToIpEndPoint(acceptContext.Addr);
var context = new InboundConnectionContext(socket, acceptContext.EndPoint, remoteEndpoint, _threadContext);
_connections[socket] = context;
acceptContext.AcceptQueue.TryWrite(context);
Accept(acceptContext);
Read(context);
ReadFromApp(context);
}
private void PollAccept(AcceptSocketContext acceptSocket)
{
var socket = acceptSocket.Socket;
Debug.WriteLine($"Adding accept on {(int)socket}");
_ring.PreparePollAdd(socket, (ushort)POLLIN, Mask(socket, AcceptPollMask));
}
private void Accept(AcceptSocketContext context)
{
var socket = context.Socket;
Debug.WriteLine($"Adding accept on {(int)socket}");
_ring.AcquireSubmission(out var submission);
submission.PrepareAccept(socket, (sockaddr *)context.Addr, context.AddrLen, SOCK_NONBLOCK | SOCK_CLOEXEC, Mask(socket, AcceptMask));
_ring.Release(submission);
}
public void Bind(IPEndPoint endpoint, ChannelWriter <ConnectionContext> acceptQueue)
{
var domain = endpoint.AddressFamily == AddressFamily.InterNetwork ? AF_INET : AF_INET6;
LinuxSocket s = socket(domain, SOCK_STREAM | SOCK_NONBLOCK | SOCK_CLOEXEC, IPPROTO_TCP);
s.SetOption(SOL_SOCKET, SO_REUSEADDR, 1);
s.SetOption(SOL_SOCKET, SO_REUSEPORT, 1);
s.Bind(endpoint);
s.Listen(ListenBacklog);
var context = new AcceptSocketContext(s, endpoint, acceptQueue);
_acceptSocketQueue.Enqueue(context);
_threadContext.Notify();
}
private void CompleteAcceptPoll(AcceptSocketContext context)
{
LinuxSocket socket;
while ((socket = context.Socket.Accept(out var clientEndpoint)) != -1)
{
if (_threadContext.Options.TcpNoDelay)
{
socket.SetOption(SOL_TCP, TCP_NODELAY, 1);
}
Debug.WriteLine($"Accepted {(int)socket}");
var connectionContext = new InboundConnectionContext(socket, context.EndPoint, clientEndpoint, _threadContext);
_connections[socket] = connectionContext;
context.AcceptQueue.TryWrite(connectionContext);
PollRead(connectionContext);
ReadFromApp(connectionContext);
}
PollAccept(context);
}
private void Accept(AcceptSocketContext context)
{
var socket = context.Socket;
_ring.PrepareAccept(socket, (sockaddr *)context.Addr, context.AddrLen, SOCK_NONBLOCK | SOCK_CLOEXEC, Mask(socket, AcceptMask));
}
