private IEnumerator<object> KeepAliveTask(ListenerContext context, IncomingConnection incomingConnection)
{
var socket = incomingConnection.Socket;
EndPoint localEp = socket.LocalEndPoint, remoteEp = socket.RemoteEndPoint;
var evtArgs = new ConnectionEventArgs(localEp, remoteEp);
var keepAliveStarted = DateTime.UtcNow;
if (SocketOpened != null)
SocketOpened(this, evtArgs);
int requestCount = 0;
try {
using (var adapter = new SocketDataAdapter(socket, true)) {
while (!adapter.IsDisposed && adapter.Socket.Connected) {
var fTask = Scheduler.Start(RequestTask(context, adapter));
yield return fTask;
requestCount += 1;
if (fTask.Failed) {
adapter.Dispose();
yield break;
}
}
}
} finally {
var keepAliveEnded = DateTime.UtcNow;
if (SocketClosed != null)
SocketClosed(this, evtArgs);
if (Trace != null)
Trace(
String.Format(
"KA_START {0:0000.0}ms KA_LENGTH {1:00000.0}ms {2} REQ(S)",
(keepAliveStarted - incomingConnection.AcceptedWhenUTC).TotalMilliseconds,
(keepAliveEnded - keepAliveStarted).TotalMilliseconds,
requestCount
)
);
}
}
static void OnSocketOpened(object server, ConnectionEventArgs e)
{
Console.WriteLine("{0} <- {1} open", e.LocalEndPoint, e.RemoteEndPoint);
}