public TelnetStreamWatcherBase(TelnetStreamWatcherOptions options)
{
this.Options = options;
Listener = TcpIp.CreateListener(new TcpListenParam(async(listener, sock) =>
{
try
{
Con.WriteDebug($"TelnetStreamWatcher({this.ToString()}: Connected: {sock.EndPointInfo._GetObjectDump()}");
using (var destStream = sock.GetStream())
{
if (sock.Info.Ip.RemoteIPAddress == null || Options.IPAccessFilter(sock.Info.Ip.RemoteIPAddress) == false)
{
Con.WriteDebug($"TelnetStreamWatcher({this.ToString()}: Access denied: {sock.EndPointInfo._GetObjectDump()}");
await destStream.WriteAsync("You are not allowed to access to this service.\r\n\r\n"._GetBytes_Ascii());
await Task.Delay(100);
return;
}
using (var pipePoint = await SubscribeImplAsync())
{
// ソケットから Enter キー入力を待機する
Task keyInputTask = TaskUtil.StartAsyncTaskAsync(async() =>
{
using StreamReader lineReader = new StreamReader(destStream);
while (true)
{
string?line = await lineReader.ReadLineAsync();
if (line == null)
{
break;
}
line = line.Trim();
if (line._IsSamei("s"))
{
// Socket リストの表示
var list = LocalNet.GetSockList().OrderBy(x => x.Connected);
StringWriter w = new StringWriter();
w.WriteLine();
foreach (var sock in list)
{
string tmp = sock._GetObjectDump();
w.WriteLine(tmp);
}
w.WriteLine();
w.WriteLine($"Total sockets: {list.Count()}");
w.WriteLine();
byte[] data = w.ToString()._GetBytes_Ascii();
var pipe = pipePoint;
if (pipe.CounterPart != null)
{
lock (pipe.CounterPart.StreamWriter.LockObj)
{
if (pipe.CounterPart.StreamWriter.NonStopWriteWithLock(data, false, FastStreamNonStopWriteMode.DiscardExistingData) != 0)
{
// To avoid deadlock, CompleteWrite() must be called from other thread.
// (CompleteWrite() ==> Disconnect ==> Socket Log will recorded ==> ReceiveLog() ==> this function will be called!)
TaskUtil.StartSyncTaskAsync(() => pipe.CounterPart.StreamWriter.CompleteWrite(false), false, false)._LaissezFaire(true);
}
}
}
}
else
{
// GC
Dbg.WriteLine($"Manual GC is called by the administrator.");
long start = FastTick64.Now;
Dbg.GcCollect();
long end = FastTick64.Now;
long spentTime = end - start;
Dbg.WriteLine($"Manual GC Took Time: {spentTime} msecs.");
}
}
});
try
{
// ソケットに対して、pipePoint のストリームをそのまま非同期で流し込む
using (var pipeStub = pipePoint.GetNetAppProtocolStub())
using (var srcStream = pipeStub.GetStream())
{
await srcStream.CopyToAsync(destStream, sock.GrandCancel);
}
}
finally
{
await UnsubscribeImplAsync(pipePoint);
await pipePoint.CleanupAsync(new DisconnectedException());
await keyInputTask._TryAwait(noDebugMessage: true);
}
}
}
}
finally
{
Con.WriteDebug($"TelnetStreamWatcher({this.ToString()}: Disconnected: {sock.EndPointInfo._GetObjectDump()}");
}
},
"TelnetStreamWatcher",
this.Options.EndPoints.ToArray()));
this.AddIndirectDisposeLink(this.Listener);
}
public TelnetLocalLogWatcher(TelnetStreamWatcherOptions options) : base(options)
{
}