public static void ProtectCurrentProcessFromTerminate()
{
// denies the current user terminate permissions on the current process
using (var process = Win32.OpenProcess(Win32.READ_CONTROL | Win32.WRITE_DAC, false, Win32.GetCurrentProcessId()))
{
if (process.IsInvalid)
{
throw new Win32Exception();
}
var security = new ProcessSecurity(process);
using (var identity = WindowsIdentity.GetCurrent())
security.AddAccessRule(new ProcessAccessRule(identity.User, Win32.PROCESS_TERMINATE, false, InheritanceFlags.None, PropagationFlags.None, AccessControlType.Deny));
security.WriteLock();
try { security.Persist(process, AccessControlSections.Access); }
finally { security.WriteUnlock(); }
}
}
static void Main(string[] args)
{
try
{
// enable styles, faster text rendering and protect the current process
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
ProcessSecurity.ProtectCurrentProcessFromTerminate();
// parse the args
var showSecurityDialog = false;
var overrideConfig = (string)null;
foreach (var arg in args)
{
if (arg.Equals(ParamShowSecurityDialog, StringComparison.OrdinalIgnoreCase))
{
if (!showSecurityDialog)
{
showSecurityDialog = true;
continue;
}
}
else if (arg.StartsWith(ParamOverrideConfig, StringComparison.OrdinalIgnoreCase))
{
if (overrideConfig == null)
{
overrideConfig = arg.Substring(ParamOverrideConfig.Length);
continue;
}
}
MessageBox.Show(string.Format("{0} [{1}] [{2}<path>]\n\n\n\n{1}\t\tDisplays the security dialog.\n\n{2}\tUse an alternative app config file.", Environment.GetCommandLineArgs()[0], ParamShowSecurityDialog, ParamOverrideConfig), "Usage", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
// set the config file and show the security dialog if requested
if (overrideConfig != null)
{
((AppDomainSetup)typeof(AppDomain).GetProperty("FusionStore", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(AppDomain.CurrentDomain, null)).ConfigurationFile = overrideConfig;
}
configFile = AppDomain.CurrentDomain.SetupInformation.ConfigurationFile;
if (showSecurityDialog)
{
Security.ShowEditDialog();
return;
}
// create the rdp session
var session = new RDPSessionClass();
session.OnError += OnSessionError;
session.Open();
try
{
// create the web service host and run the app
var host = new WebServiceHost(new Service(session));
host.Open();
try { Application.Run(); }
finally { host.Close(); }
}
finally { session.Close(); }
}
catch (Exception e)
{
MessageBox.Show(e.Message, e.Source, MessageBoxButtons.OK, MessageBoxIcon.Error);
Environment.ExitCode = Marshal.GetHRForException(e);
}
}