public void Start()
{
string msg = $"Starte Server !";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
// Ermittlung der Ip des Rechners
string hostName = Dns.GetHostName();
var hostIp = JgMaschineLib.TcpIp.Helper.GetIpAdressV4(Dns.GetHostName());
try
{
// Listener starten
_Listener = new TcpListener(hostIp, _PortNummer);
_Listener.Start(200);
msg = $"Listener gestartet:\n Server: {hostIp} Port: {_PortNummer}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
while (true)
{
// Wird aufgerufen, wenn Client sich meldet
var client = _Listener.AcceptTcpClient();
var hOpt = new HandyOptionen(_ConnectionString, client);
// Es wird ein separater Task gestartet, der die Abwicklung des Datenverkehrs übernimmet.
Task.Factory.StartNew(handyOpt =>
{
var fehler = true;
var ho = (HandyOptionen)handyOpt;
NetworkStream nwStream = null;
try
{
var clientIp = ((IPEndPoint)ho.Client.Client.RemoteEndPoint).Address.ToString();
var clientPort = ((IPEndPoint)ho.Client.Client.RemoteEndPoint).Port;
msg = $"Client verbunden:\nPort: {clientIp} Port: {clientPort}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
var buffer = new byte[8192];
nwStream = client.GetStream();
var anzahlZeichen = nwStream.Read(buffer, 0, buffer.Length);
var empf = JgMaschineLib.TcpIp.Helper.BufferInString(buffer, anzahlZeichen);
Logger.Write($"Daten Handy: {empf}", _Lc, 0, 0, TraceEventType.Verbose);
List <HandyDaten> listeHandyDaten = null;
try
{
listeHandyDaten = JsonConvert.DeserializeObject <List <HandyDaten> >(empf);
var werte = listeHandyDaten.Select(s => $" {s.timestamp} - {s.userId} / {s.isCheckIn}").ToList();
msg = $"{anzahlZeichen} Zeichnen vom Server Empfangen.\n {Helper.ListeInString(werte)}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
}
catch (Exception ex)
{
msg = $"Fehler beim konvertieren der JSon Werte.\nGrund: {ex.Message}\nEmpfangen: {empf}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Error);
throw;
}
DatenInDatenbankEintragen(listeHandyDaten);
fehler = false;
}
catch (ObjectDisposedException ex)
{
msg = $"DisposeException.\nGrund: {ex.Message}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
}
catch (SocketException ex)
{
msg = $"Client Socket Abbruch.\nGrund: {ex.Message}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
}
catch (IOException ex)
{
msg = $"Client IO Abbruch.\nGrund: {ex.Message}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
}
catch (Exception ex)
{
throw new Exception("Fehler bei Clientverarbeitung !", ex);
}
finally
{
try
{
if (ho.Client.Connected)
{
var zeichenAntwort = fehler ? "201" : "200"; // 200 - Daten erfolgreich eingetragen
var senden = JgMaschineLib.TcpIp.Helper.StringInBuffer(zeichenAntwort);
nwStream.Write(senden, 0, senden.Length);
nwStream.Flush();
msg = $"Zeichen {zeichenAntwort} an Handy gesendet.";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Verbose);
}
ho.Client.Close();
nwStream?.Close();
}
catch { }
}
}, hOpt, TaskCreationOptions.LongRunning);
}
}
catch (Exception ex)
{
ExceptionPolicy.HandleException(ex, "Policy");
}
finally
{
_Listener.Stop();
Thread.Sleep(10000);
}
Environment.Exit(10);
}
public async void Start()
{
string msg = $"Starte Server !";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
string hostName = Dns.GetHostName();
var hostIp = JgMaschineLib.TcpIp.Helper.GetIpAdressV4(Dns.GetHostName());
try
{
_Listener = new TcpListener(hostIp, _PortNummer);
_Listener.Start(200);
msg = $"Listener gestartet:\n Server: {hostIp} Port: {_PortNummer}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
while (true)
{
var client = await _Listener.AcceptTcpClientAsync();
var hOpt = new HandyOptionen(_ConnectionString, client);
await Task.Factory.StartNew(handyOpt =>
{
var ho = (HandyOptionen)handyOpt;
NetworkStream nwStream = null;
try
{
var clientIp = ((IPEndPoint)ho.Client.Client.RemoteEndPoint).Address.ToString();
var clientPort = ((IPEndPoint)ho.Client.Client.RemoteEndPoint).Port;
msg = $"Client verbunden:\nPort: {clientIp} Port: {clientPort}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
while (true)
{
var buffer = new byte[4096];
nwStream = client.GetStream();
var anzahlZeichen = nwStream.Read(buffer, 0, buffer.Length);
var empf = JgMaschineLib.TcpIp.Helper.BufferInString(buffer, anzahlZeichen);
msg = $"{anzahlZeichen} Zeichnen vom Server Empfangen.\nText: {empf}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
var senden = JgMaschineLib.TcpIp.Helper.StringInBuffer($"{anzahlZeichen} Zeichen empfangen!");
nwStream.WriteAsync(senden, 0, senden.Length);
}
}
catch (ObjectDisposedException ex)
{
msg = $"DisposeException.\nGrund: {ex.Message}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
return;
}
catch (SocketException ex)
{
msg = $"Client Socket Abbruch.\nGrund: {ex.Message}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
return;
}
catch (IOException ex)
{
msg = $"Client IO Abbruch.\nGrund: {ex.Message}";
Logger.Write(msg, _Lc, 0, 0, TraceEventType.Information);
return;
}
catch (Exception ex)
{
throw new Exception("Fehler bei Clientverrbeitung !", ex);
}
finally
{
ho.Client.Close();
nwStream?.Close();
}
}, hOpt, TaskCreationOptions.LongRunning);
}
}
catch (Exception ex)
{
ExceptionPolicy.HandleException(ex, "Policy");
}
finally
{
_Listener.Stop();
}
}