Add GPU crash dump attachments (#712)

* Add GPU crash dump attachment for desktop

* Fix gpu dump path

* Fix tooltip

* Update changelog

* Fix build errors on Linux

Author: tustanivsky

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Features
+
+- Add GPU crash dump attachments ([#712](https://github.com/getsentry/sentry-unreal/pull/712))
+
 ### Dependencies
 
 - Bump Native SDK from v0.7.16 to v0.7.17 ([#717](https://github.com/getsentry/sentry-unreal/pull/717))

plugin-dev/Source/Sentry/Private/Desktop/SentrySubsystemDesktop.cpp

@@ -18,6 +18,7 @@
 
 #include "SentryTraceSampler.h"
 
+#include "Utils/SentryFileUtils.h"
 #include "Utils/SentryLogUtils.h"
 #include "Utils/SentryScreenshotUtils.h"
 
@@ -41,8 +42,11 @@
 
 #if PLATFORM_WINDOWS
 #include "Windows/WindowsPlatformMisc.h"
+#include "Windows/WindowsPlatformCrashContext.h"
 #endif
 
+extern CORE_API bool GIsGPUCrashed;
+
 #if USE_SENTRY_NATIVE
 
 void PrintVerboseLog(sentry_level_t level, const char *message, va_list args, void *userdata)
@@ -135,6 +139,11 @@ sentry_value_t HandleBeforeCrash(const sentry_ucontext_t *uctx, sentry_value_t e
 	SentrySubsystemDesktop* SentrySubsystem = static_cast<SentrySubsystemDesktop*>(closure);
 	SentrySubsystem->TryCaptureScreenshot();
 
+	if (GIsGPUCrashed)
+	{
+		IFileManager::Get().Copy(*SentrySubsystem->GetGpuDumpBackupPath(), *SentryFileUtils::GetGpuDumpPath());
+	}
+
 	FSentryCrashContext::Get()->Apply(SentrySubsystem->GetCurrentScope());
 
 	TSharedPtr<SentryEventDesktop> eventDesktop = MakeShareable(new SentryEventDesktop(event, true));
@@ -219,6 +228,15 @@ void SentrySubsystemDesktop::InitWithSettings(const USentrySettings* settings, U
 #endif
 	}
 
+	if (settings->AttachGpuDump)
+	{
+#if PLATFORM_WINDOWS
+		sentry_options_add_attachmentw(options, *GetGpuDumpBackupPath());
+#elif PLATFORM_LINUX
+		sentry_options_add_attachment(options, TCHAR_TO_UTF8(*GetGpuDumpBackupPath()));
+#endif
+	}
+
 	if(settings->UseProxy)
 	{
 		sentry_options_set_http_proxy(options, TCHAR_TO_ANSI(*settings->ProxyUrl));
@@ -562,6 +580,16 @@ void SentrySubsystemDesktop::TryCaptureScreenshot() const
 	SentryScreenshotUtils::CaptureScreenshot(GetScreenshotPath());
 }
 
+FString SentrySubsystemDesktop::GetGpuDumpBackupPath() const
+{
+	static const FString DateTimeString = FDateTime::Now().ToString();
+
+	const FString GpuDumpPath = FPaths::Combine(GetDatabasePath(), TEXT("gpudumps"), *FString::Printf(TEXT("UEAftermath-%s.nv-gpudmp"), *DateTimeString));;
+	const FString GpuDumpFullPath = FPaths::ConvertRelativePathToFull(GpuDumpPath);
+
+	return GpuDumpFullPath;
+}
+
 TSharedPtr<SentryScopeDesktop> SentrySubsystemDesktop::GetCurrentScope()
 {
 	if(scopeStack.Num() == 0)

plugin-dev/Source/Sentry/Private/Desktop/SentrySubsystemDesktop.h

@@ -49,6 +49,8 @@ class SentrySubsystemDesktop : public ISentrySubsystem
 
 	void TryCaptureScreenshot() const;
 
+	FString GetGpuDumpBackupPath() const;
+
 	TSharedPtr<SentryScopeDesktop> GetCurrentScope();
 
 private:

plugin-dev/Source/Sentry/Private/SentrySettings.cpp

@@ -20,6 +20,7 @@ USentrySettings::USentrySettings(const FObjectInitializer& ObjectInitializer)
 	, AttachStacktrace(true)
 	, SendDefaultPii(false)
 	, AttachScreenshot(false)
+	, AttachGpuDump(true)
 	, MaxBreadcrumbs(100) 
 	, EnableAutoSessionTracking(true)
 	, SessionTimeout(30000)

plugin-dev/Source/Sentry/Private/Utils/SentryFileUtils.cpp

@@ -42,4 +42,25 @@ FString SentryFileUtils::GetGameLogBackupPath()
 	GameLogBackupFiles.Sort(FSentrySortFileByDatePredicate());
 
 	return GameLogBackupFiles[0];
-}
+}
+
+FString SentryFileUtils::GetGpuDumpPath()
+{
+	TArray<FString> GpuDumpFiles;
+	IFileManager::Get().FindFiles(GpuDumpFiles, *FString::Printf(TEXT("%s*.nv-gpudmp"), *FPaths::ProjectLogDir()), true, false);
+
+	if (GpuDumpFiles.Num() == 0)
+	{
+		UE_LOG(LogSentrySdk, Log, TEXT("There is no GPU dump file available."));
+		return FString("");
+	}
+
+	if (GpuDumpFiles.Num() > 1)
+	{
+		// By default, engine should handle clean up of GPU dumps  from the previous runs
+		UE_LOG(LogSentrySdk, Log, TEXT("There are multiple GPU dump files, can't determine reliably which one to pick."));
+		return FString("");
+	}
+
+	return IFileManager::Get().ConvertToAbsolutePathForExternalAppForRead(*(FPaths::ProjectLogDir() / GpuDumpFiles[0]));
+}

plugin-dev/Source/Sentry/Private/Utils/SentryFileUtils.h

@@ -9,4 +9,5 @@ class SentryFileUtils
 public:
 	static FString GetGameLogPath();
 	static FString GetGameLogBackupPath();
+	static FString GetGpuDumpPath();
 };

plugin-dev/Source/Sentry/Public/SentrySettings.h

@@ -242,6 +242,10 @@ class SENTRY_API USentrySettings : public UObject
 		Meta = (DisplayName = "Attach screenshots", ToolTip = "Flag indicating whether to attach screenshot of the application when an error occurs. Currently this feature is supported for Windows and Linux only."))
 	bool AttachScreenshot;
 
+	UPROPERTY(Config, EditAnywhere, Category = "General|Attachments",
+		Meta = (DisplayName = "Attach GPU dump", ToolTip = "Flag indicating whether to attach GPU crash dump when an error occurs. Currently this feature is supported for Nvidia graphics only."))
+	bool AttachGpuDump;
+
 	UPROPERTY(Config, EditAnywhere, BlueprintReadWrite, Category = "General|Breadcrumbs",
 		Meta = (DisplayName = "Max breadcrumbs", Tooltip = "Total amount of breadcrumbs that should be captured."))
 	int32 MaxBreadcrumbs;