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Add proper global exception handling

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pizzaboxer 2023-04-09 18:16:26 +01:00
parent 4bf49cd058
commit 1f453a7a27
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2 changed files with 157 additions and 152 deletions
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3
Bloxstrap/App.xaml
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@ -3,7 +3,8 @@
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:Bloxstrap"
xmlns:ui="http://schemas.lepo.co/wpfui/2022/xaml"
ShutdownMode="OnExplicitShutdown">
ShutdownMode="OnExplicitShutdown"
DispatcherUnhandledException="GlobalExceptionHandler">
<Application.Resources>
<ResourceDictionary>
<ResourceDictionary.MergedDictionaries>

306
Bloxstrap/App.xaml.cs
View File

@ -8,6 +8,8 @@ using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Threading;
using Microsoft.Win32;
using Bloxstrap.Dialogs;
@ -77,35 +79,25 @@ namespace Bloxstrap
Logger.Initialize(Path.Combine(logdir, $"{ProjectName}_{timestamp}.log"));
}
void GlobalExceptionHandler(object sender, DispatcherUnhandledExceptionEventArgs e)
{
e.Handled = true;
Logger.WriteLine("[App::OnStartup] An exception occurred when running the main thread");
Logger.WriteLine($"[App::OnStartup] {e.Exception}");
if (!IsQuiet)
Settings.Prop.BootstrapperStyle.GetNew().ShowError($"{e.Exception.GetType()}: {e.Exception.Message}");
Terminate(Bootstrapper.ERROR_INSTALL_FAILURE);
}
protected override void OnStartup(StartupEventArgs e)
{
base.OnStartup(e);
Logger.WriteLine($"[App::OnStartup] Starting {ProjectName} v{Version}");
// todo: remove this once 32-bit support is fully gone
if (!App.IsQuiet && !Environment.Is64BitOperatingSystem)
{
string message = "In the near future, Roblox will no longer support 32-bit Windows devices. To keep playing Roblox, please use a device that is 64-bit compatible.";
// check if the processor actually supports 64-bit with wmic
// chances are the user just has a 32-bit version of windows installed on 64-bit hardware
Process p = new();
p.StartInfo.CreateNoWindow = true;
p.StartInfo.UseShellExecute = false;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.FileName = "wmic.exe";
p.StartInfo.Arguments = "cpu get Architecture";
p.Start();
// https://learn.microsoft.com/en-us/windows/win32/cimwin32prov/win32-processor
// architecture type 9 is x64
if (p.StandardOutput.ReadToEnd().Contains('9'))
message += "\n\nYour computer is running a 32-bit version of Windows but is actually 64-bit compatible. Search online for how to upgrade to a 64-bit version of Windows.";
ShowMessageBox(message, MessageBoxImage.Warning);
}
// To customize application configuration such as set high DPI settings or default font,
// see https://aka.ms/applicationconfiguration.
ApplicationConfiguration.Initialize();
@ -148,6 +140,29 @@ namespace Bloxstrap
}
}
// todo: remove this once 32-bit support is fully gone
if (!App.IsQuiet && !Environment.Is64BitOperatingSystem)
{
string message = "In the near future, Roblox will no longer support 32-bit Windows devices. To keep playing Roblox, please use a device that is 64-bit compatible.";
// check if the processor actually supports 64-bit with wmic
// chances are the user just has a 32-bit version of windows installed on 64-bit hardware
Process p = new();
p.StartInfo.CreateNoWindow = true;
p.StartInfo.UseShellExecute = false;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.FileName = "wmic.exe";
p.StartInfo.Arguments = "cpu get Architecture";
p.Start();
// https://learn.microsoft.com/en-us/windows/win32/cimwin32prov/win32-processor
// architecture type 9 is x64
if (p.StandardOutput.ReadToEnd().Contains('9'))
message += "\n\nYour computer is running a 32-bit version of Windows but is actually 64-bit compatible. Search online for how to upgrade to a 64-bit version of Windows.";
ShowMessageBox(message, MessageBoxImage.Warning);
}
// check if installed
using (RegistryKey? registryKey = Registry.CurrentUser.OpenSubKey($@"Software\{ProjectName}"))
{
@ -192,151 +207,140 @@ namespace Bloxstrap
Settings.Load();
State.Load();
}
#if !DEBUG
try
{
if (!IsUninstall && !IsFirstRun)
Updater.CheckInstalledVersion();
if (!IsUninstall && !IsFirstRun)
Updater.CheckInstalledVersion();
#endif
string commandLine = "";
string commandLine = "";
if (IsMenuLaunch)
if (IsMenuLaunch)
{
Mutex mutex;
try
{
Mutex mutex;
try
{
mutex = Mutex.OpenExisting("Bloxstrap_MenuMutex");
Logger.WriteLine("[App::OnStartup] Bloxstrap_MenuMutex mutex exists, aborting menu launch...");
Terminate();
}
catch
{
// no mutex exists, continue to opening preferences menu
mutex = new(true, "Bloxstrap_MenuMutex");
}
if (Utilities.GetProcessCount(ProjectName) > 1)
ShowMessageBox($"{ProjectName} is currently running, likely as a background Roblox process. Please note that not all your changes will immediately apply until you close all currently open Roblox instances.", MessageBoxImage.Information);
new MainWindow().ShowDialog();
FastFlags.Save();
mutex = Mutex.OpenExisting("Bloxstrap_MenuMutex");
Logger.WriteLine("[App::OnStartup] Bloxstrap_MenuMutex mutex exists, aborting menu launch...");
Terminate();
}
else if (LaunchArgs.Length > 0)
catch
{
if (LaunchArgs[0].StartsWith("roblox-player:"))
{
commandLine = Protocol.ParseUri(LaunchArgs[0]);
}
else if (LaunchArgs[0].StartsWith("roblox:"))
{
commandLine = $"--app --deeplink {LaunchArgs[0]}";
}
else
{
commandLine = "--app";
}
// no mutex exists, continue to opening preferences menu
mutex = new(true, "Bloxstrap_MenuMutex");
}
if (Utilities.GetProcessCount(ProjectName) > 1)
ShowMessageBox($"{ProjectName} is currently running, likely as a background Roblox process. Please note that not all your changes will immediately apply until you close all currently open Roblox instances.", MessageBoxImage.Information);
new MainWindow().ShowDialog();
FastFlags.Save();
}
else if (LaunchArgs.Length > 0)
{
if (LaunchArgs[0].StartsWith("roblox-player:"))
{
commandLine = Protocol.ParseUri(LaunchArgs[0]);
}
else if (LaunchArgs[0].StartsWith("roblox:"))
{
commandLine = $"--app --deeplink {LaunchArgs[0]}";
}
else
{
commandLine = "--app";
}
if (!String.IsNullOrEmpty(commandLine))
{
if (!IsFirstRun)
ShouldSaveConfigs = true;
DeployManager.SetChannel(Settings.Prop.Channel);
// start bootstrapper and show the bootstrapper modal if we're not running silently
Logger.WriteLine($"[App::OnStartup] Initializing bootstrapper");
Bootstrapper bootstrapper = new(commandLine);
IBootstrapperDialog? dialog = null;
if (!IsQuiet)
{
Logger.WriteLine($"[App::OnStartup] Initializing bootstrapper dialog");
dialog = Settings.Prop.BootstrapperStyle.GetNew();
bootstrapper.Dialog = dialog;
dialog.Bootstrapper = bootstrapper;
}
// handle roblox singleton mutex for multi-instance launching
// note we're handling it here in the main thread and NOT in the
// bootstrapper as handling mutexes in async contexts suuuuuucks
Mutex? singletonMutex = null;
if (Settings.Prop.MultiInstanceLaunching)
{
Logger.WriteLine("[App::OnStartup] Creating singleton mutex");
try
{
Mutex.OpenExisting("ROBLOX_singletonMutex");
Logger.WriteLine("[App::OnStartup] Warning - singleton mutex already exists!");
}
catch
{
// create the singleton mutex before the game client does
singletonMutex = new Mutex(true, "ROBLOX_singletonMutex");
}
}
// there's a bug here that i have yet to fix!
// sometimes the task just terminates when the bootstrapper hasn't
// actually finished, causing the bootstrapper to hang indefinitely
// i have no idea how the fuck this happens, but it happens like VERY
// rarely so i'm not too concerned by it
// maybe one day ill find out why it happens
Task bootstrapperTask = Task.Run(() => bootstrapper.Run()).ContinueWith(t =>
{
Logger.WriteLine("[App::OnStartup] Bootstrapper task has finished");
if (t.IsFaulted)
Logger.WriteLine("[App::OnStartup] An exception occurred when running the bootstrapper");
if (t.Exception is null)
return;
Logger.WriteLine($"[App::OnStartup] {t.Exception}");
#if DEBUG
throw t.Exception;
#else
var exception = t.Exception.InnerExceptions.Count >= 1 ? t.Exception.InnerExceptions[0] : t.Exception;
dialog?.ShowError($"{exception.GetType()}: {exception.Message}");
#endif
});
dialog?.ShowBootstrapper();
bootstrapperTask.Wait();
if (singletonMutex is not null)
{
Logger.WriteLine($"[App::OnStartup] We have singleton mutex ownership! Running in background until all Roblox processes are closed");
// we've got ownership of the roblox singleton mutex!
// if we stop running, everything will screw up once any more roblox instances launched
while (Utilities.GetProcessCount("RobloxPlayerBeta", false) != 0)
{
Thread.Sleep(5000);
}
}
}
#if !DEBUG
}
catch (Exception ex)
else
{
Logger.WriteLine("[App::OnStartup] An exception occurred when running the main thread");
Logger.WriteLine($"[App::OnStartup] {ex}");
commandLine = "--app";
}
if (!String.IsNullOrEmpty(commandLine))
{
if (!IsFirstRun)
ShouldSaveConfigs = true;
DeployManager.SetChannel(Settings.Prop.Channel);
// start bootstrapper and show the bootstrapper modal if we're not running silently
Logger.WriteLine($"[App::OnStartup] Initializing bootstrapper");
Bootstrapper bootstrapper = new(commandLine);
IBootstrapperDialog? dialog = null;
if (!IsQuiet)
Settings.Prop.BootstrapperStyle.GetNew().ShowError($"{ex.GetType()}: {ex.Message}");
}
{
Logger.WriteLine($"[App::OnStartup] Initializing bootstrapper dialog");
dialog = Settings.Prop.BootstrapperStyle.GetNew();
bootstrapper.Dialog = dialog;
dialog.Bootstrapper = bootstrapper;
}
// handle roblox singleton mutex for multi-instance launching
// note we're handling it here in the main thread and NOT in the
// bootstrapper as handling mutexes in async contexts suuuuuucks
Mutex? singletonMutex = null;
if (Settings.Prop.MultiInstanceLaunching)
{
Logger.WriteLine("[App::OnStartup] Creating singleton mutex");
try
{
Mutex.OpenExisting("ROBLOX_singletonMutex");
Logger.WriteLine("[App::OnStartup] Warning - singleton mutex already exists!");
}
catch
{
// create the singleton mutex before the game client does
singletonMutex = new Mutex(true, "ROBLOX_singletonMutex");
}
}
// there's a bug here that i have yet to fix!
// sometimes the task just terminates when the bootstrapper hasn't
// actually finished, causing the bootstrapper to hang indefinitely
// i have no idea how the fuck this happens, but it happens like VERY
// rarely so i'm not too concerned by it
// maybe one day ill find out why it happens
Task bootstrapperTask = Task.Run(() => bootstrapper.Run()).ContinueWith(t =>
{
Logger.WriteLine("[App::OnStartup] Bootstrapper task has finished");
if (t.IsFaulted)
Logger.WriteLine("[App::OnStartup] An exception occurred when running the bootstrapper");
if (t.Exception is null)
return;
Logger.WriteLine($"[App::OnStartup] {t.Exception}");
#if DEBUG
throw t.Exception;
#else
var exception = t.Exception.InnerExceptions.Count >= 1 ? t.Exception.InnerExceptions[0] : t.Exception;
dialog?.ShowError($"{exception.GetType()}: {exception.Message}");
Terminate(Bootstrapper.ERROR_INSTALL_FAILURE);
#endif
});
dialog?.ShowBootstrapper();
bootstrapperTask.Wait();
if (singletonMutex is not null)
{
Logger.WriteLine($"[App::OnStartup] We have singleton mutex ownership! Running in background until all Roblox processes are closed");
// we've got ownership of the roblox singleton mutex!
// if we stop running, everything will screw up once any more roblox instances launched
while (Utilities.GetProcessCount("RobloxPlayerBeta", false) != 0)
{
Thread.Sleep(5000);
}
}
}
Logger.WriteLine($"[App::OnStartup] Successfully reached end of main thread. Terminating...");