public async Task<bool> VPNDesconectouAsync()
{
bool pingable = false;
Ping pinger = null;
int qtdPacotesPerdidos = 0;
try
{
pinger = new Ping();
for (int i = 0; i < QtdDisparos; i++)
{
PingReply reply = pinger.Send(NomeOuIP);
pingable = reply.Status == IPStatus.Success;
if (!pingable)
{
qtdPacotesPerdidos++;
}
await Task.Delay(IntervaloEntrePings);
}
}
catch (PingException)
{
this.eStatusVPN = StatusVPN.VPNDesconectada;
return true;
}
finally
{
if (pinger != null)
{
pinger.Dispose();
}
}
if (qtdPacotesPerdidos >= QtdPerdaPacotesDefineVPNDesconectada)
{
this.eStatusVPN = StatusVPN.VPNDesconectada;
return true;
}
else
{
this.eStatusVPN = StatusVPN.VPNConectada;
return false;
}
}
public bool Desconectar()
{
try
{
p = new Process();
p.StartInfo = new ProcessStartInfo("rasdial.exe", $"{NomeDaConexao} /DISCONNECT");
p.StartInfo.CreateNoWindow = true;
p.StartInfo.UseShellExecute = false;
p.Start();
this.StatusDaVPN = StatusVPN.VPNDesconectada;
return true;
}
catch(System.Exception)
{
this.StatusDaVPN = StatusVPN.VPNStatusNaoReconhecido;
return false;
}
}
