public PortKnockResponse DoPost(PortKnockRequest req)
{
// need to log here.
if (req.Action.ToLower() == "allow")
{
try
{
FirewallUtils.AllowAddressPort(req.Ip, req.Port);
return(new PortKnockResponse()
{
Result = "OK",
Message = null
});
}
catch (Exception e)
{
return(new PortKnockResponse()
{
Result = "NG",
Message = e.Message
});
}
}
else if (req.Action.ToLower() == "deny")
{
try
{
FirewallUtils.CloseAddressPort(req.Ip, req.Port);
return(new PortKnockResponse()
{
Result = "OK",
Message = null
});
}
catch (Exception e)
{
return(new PortKnockResponse()
{
Result = "NG",
Message = e.Message
});
}
}
return(new PortKnockResponse()
{
Result = "NG",
Message = "unknown error"
});
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="ale_layer">The pre-defined ALE layer.</param>
public FirewallLayerGuid(FirewallAleLayer ale_layer)
: base(FirewallUtils.GetLayerGuidForAleLayer(ale_layer))
{
}
#pragma warning restore
/// <summary>
/// The application's main entry point
/// </summary>
/// <param name="args">Command line arguments</param>
/// <returns>Return code</returns>
public static int Main(string[] args)
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine(GREETING_MESSAGE);
#if DEBUG
AppDomain.MonitoringIsEnabled = true;
#endif
WindowsIdentity identity = WindowsIdentity.GetCurrent();
WindowsPrincipal principal = new WindowsPrincipal(identity);
ConsoleLogger.Flush();
$"Application started with the following {args.Length} argument(s):".Msg();
for (int i = 0; i < args.Length; i++)
{
$" [{i}]: {args[i].Trim()}".Msg();
}
try
{
Win32.ShowWindow(Process.GetCurrentProcess().MainWindowHandle, 3);
}
catch
{
"Unable to resize console window ... aren't you running in GUI mode?".Warn();
}
if (!principal.IsInRole(WindowsBuiltInRole.Administrator))
{
"This application is not running as administrator and will therefore have privilege and authorisation problems. Please restart it with elevated privilege.".Err();
return(-1);
}
else
{
"Running as administrator. Perfect.".Ok();
}
string dir = new FileInfo(Assembly.GetExecutingAssembly().Location).Directory.FullName;
int retcode = 0;
Directory.SetCurrentDirectory(dir);
$"Running from '{dir}'".Info();
using (Mutex m = new Mutex(false, Win32.MUTEX))
try
{
Console.CancelKeyPress += Console_CancelKeyPress;
AppDomain.CurrentDomain.ProcessExit += CurrentDomain_ProcessExit;
if (m.WaitOne(0, false) || containsarg(args, ARG_IGNMTX))
{
if (containsarg(args, ARG_SLOWSTART))
{
foreach (Action <string[]> task in StartupTasks)
{
task(args);
}
}
else
Parallel.ForEach(StartupTasks, _ => _(args));
fixed(bool *bptr = &acceptconnections)
using (ServiceHost sh = BindCertificatePort(IPAddress.Any.ToString(), Win32.PORT, StoreName.TrustedPublisher, nameof(Properties.Resources.ASC)))
using (ASCServer ws = new ASCServer(Win32.PORT, bptr, null))
new Program().Inner(Win32.PORT, dir, ws);
}
else
{
"Cannot start the server, as an other instance of this application is already running.".Warn();
}
}
catch (ForcedShutdown)
{
"Remote-forced (controlled) shutdown ...".Warn();
}
catch (Exception ex)
{
if (ex != null)
{
ex.Err();
}
"Application-forced shutdown ...".Err();
retcode = -1;
}
finally
{
Console.CancelKeyPress -= Console_CancelKeyPress;
AppDomain.CurrentDomain.ProcessExit -= CurrentDomain_ProcessExit;
if (containsarg(args, ARG_DELFWL))
{
"Removing previously set firewall rules ...".Msg();
foreach (int port in new int[] { Win32.PORT, Win32.PORT + 1 })
{
FirewallUtils.ClosePort(port);
$"Port {port} was successfully un-registered".Ok();
}
}
"Server shut down".Ok();
m.Close();
LoggerBase.StopAll(logger => {
if (!containsarg(args, ARG_NOLOG))
{
logger.Save(Directory.GetCurrentDirectory());
}
});
if (Debugger.IsAttached | (Win32.GetConsoleWindow() != IntPtr.Zero))
{
"Press any key ...".Msg();
Console.ReadKey(true);
}
}
return(retcode);
}
