// From CrashUpload.cpp /* * struct FCompressedCrashFile : FNoncopyable * { * int32 CurrentFileIndex; // 4 bytes for file index * FString Filename; // 4 bytes for length + 260 bytes for char data * TArray<uint8> Filedata; // 4 bytes for length + N bytes for data * } */ /// <summary> Enqueues a new crash. </summary> private bool EnqueueNewReport(string NewReportPath) { string ReportName = Path.GetFileName(NewReportPath); string CompressedReportPath = Path.Combine(NewReportPath, ReportName + ".ue4crash"); string MetadataPath = Path.Combine(NewReportPath, ReportName + ".xml"); bool bIsCompressed = File.Exists(CompressedReportPath) && File.Exists(MetadataPath); if (bIsCompressed) { FCompressedCrashInformation CompressedCrashInformation = XmlHandler.ReadXml <FCompressedCrashInformation>(MetadataPath); bool bResult = DecompressReport(CompressedReportPath, CompressedCrashInformation); if (!bResult) { ReportProcessor.MoveReportToInvalid(NewReportPath, "DECOMPRESSION_FAIL_" + DateTime.Now.Ticks + "_" + ReportName); return(false); } else { // Rename metadata file to not interfere with the WERReportMetadata. File.Move(MetadataPath, Path.ChangeExtension(MetadataPath, "processed_xml")); } } // Unified crash reporting FGenericCrashContext GenericContext = FindCrashContext(NewReportPath); FGenericCrashContext Context = GenericContext; bool bContextDirty = false; WERReportMetadata MetaData = FindMetadata(NewReportPath); if (MetaData != null) { if (Context == null) { // Missing crash context FReportData ReportData = new FReportData(MetaData, NewReportPath); ConvertMetadataToCrashContext(ReportData, NewReportPath, ref Context); bContextDirty = true; } else if (!Context.HasProcessedData()) { // Missing data - try to get from WER metadata FReportData ReportData = new FReportData(MetaData, NewReportPath); GetErrorMessageFromMetadata(ReportData, Context); bContextDirty = true; } } if (Context == null) { CrashReporterProcessServicer.WriteFailure("! NoCntx : Path=" + NewReportPath); ReportProcessor.CleanReport(new DirectoryInfo(NewReportPath)); return(false); } Context.CrashDirectory = NewReportPath; Context.PrimaryCrashProperties.SetPlatformFullName(); // Added data from WER, save to the crash context file. if (bContextDirty) { Context.ToFile(); } FEngineVersion EngineVersion = new FEngineVersion(Context.PrimaryCrashProperties.EngineVersion); uint BuiltFromCL = EngineVersion.Changelist; string BranchName = EngineVersion.Branch; if (string.IsNullOrEmpty(BranchName)) { CrashReporterProcessServicer.WriteEvent("% Warning NoBranch: BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath + " EngineVersion=" + Context.PrimaryCrashProperties.EngineVersion); Context.PrimaryCrashProperties.ProcessorFailedMessage = "Engine version has no branch name. EngineVersion=" + Context.PrimaryCrashProperties.EngineVersion; Context.ToFile(); } else if (BranchName.Equals(CrashReporterConstants.LicenseeBranchName, StringComparison.InvariantCultureIgnoreCase)) { CrashReporterProcessServicer.WriteEvent("% Warning branch is UE4-QA : BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath); Context.PrimaryCrashProperties.ProcessorFailedMessage = "Branch was the forbidden LicenseeBranchName=" + BranchName; Context.ToFile(); } // Look for the Diagnostics.txt, if we have a diagnostics file we can continue event if the CL is marked as broken. bool bHasDiagnostics = FindDiagnostics(NewReportPath); if (BuiltFromCL == 0 && (!bHasDiagnostics && !Context.HasProcessedData())) { // For now ignore all locally made crashes. CrashReporterProcessServicer.WriteEvent("% Warning CL=0 and no useful data : BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath); Context.PrimaryCrashProperties.ProcessorFailedMessage = "Report from CL=0 has no diagnostics, callstack or error msg"; Context.ToFile(); } // Check static reports index for duplicated reports // This WILL happen when running multiple, non-mutually exclusive crash sources (e.g. Receiver + Data Router) // This can be safely discontinued when all crashes come from the same SQS // This DOES NOT scale to multiple CRP instances // ReportIndex can be disabled by leaving the path empty in config if (!CrashReporterProcessServicer.ReportIndex.TryAddNewReport(ReportName)) { // Crash report not accepted by index CrashReporterProcessServicer.WriteEvent(string.Format( "EnqueueNewReport: Duplicate report skipped {0} in queue {1}", NewReportPath, QueueName)); CrashReporterProcessServicer.StatusReporter.IncrementCount(StatusReportingEventNames.DuplicateRejected); ReportProcessor.CleanReport(new DirectoryInfo(NewReportPath)); return(false); } if (ShouldDecimateNextReport()) { CrashReporterProcessServicer.WriteEvent(string.Format("EnqueueNewReport: Discarding Report due to backlog of {0} in queue {1}: Path={2}", GetTotalWaitingCount(), QueueName, NewReportPath)); CrashReporterProcessServicer.StatusReporter.IncrementCount(StatusReportingEventNames.ReportDiscarded); ReportProcessor.CleanReport(new DirectoryInfo(NewReportPath)); return(false); } lock (NewReportsLock) { NewCrashContexts.Enqueue(Context); } EnqueueCounter.AddEvent(); CrashReporterProcessServicer.StatusReporter.IncrementCount(StatusReportingEventNames.QueuedEvent); CrashReporterProcessServicer.WriteEvent("+ Enqueued: BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath); return(true); }
/// <summary> Enqueues a new crash. </summary> private void EnqueueNewReport(string NewReportPath) { string ReportName = Path.GetFileName(NewReportPath); string CompressedReportPath = Path.Combine(NewReportPath, ReportName + ".ue4crash"); string MetadataPath = Path.Combine(NewReportPath, ReportName + ".xml"); bool bIsCompressed = File.Exists(CompressedReportPath) && File.Exists(MetadataPath); if (bIsCompressed) { FCompressedCrashInformation CompressedCrashInformation = XmlHandler.ReadXml <FCompressedCrashInformation>(MetadataPath); bool bResult = DecompressReport(CompressedReportPath, CompressedCrashInformation); if (!bResult) { ReportProcessor.CleanReport(new DirectoryInfo(NewReportPath)); ReportProcessor.MoveReportToInvalid(NewReportPath, "DECOMPRESSION_FAIL_" + DateTime.Now.Ticks + "_" + ReportName); return; } else { // Rename metadata file to not interfere with the WERReportMetadata. File.Move(MetadataPath, Path.ChangeExtension(MetadataPath, "processed_xml")); } } // Unified crash reporting FGenericCrashContext GenericContext = FindCrashContext(NewReportPath); FGenericCrashContext Context = GenericContext; bool bFromWER = false; if (Context == null || !Context.HasProcessedData()) { WERReportMetadata MetaData = FindMetadata(NewReportPath); if (MetaData != null) { FReportData ReportData = new FReportData(MetaData, NewReportPath); ConvertMetadataToCrashContext(MetaData, NewReportPath, ref Context); bFromWER = true; } } if (Context == null) { CrashReporterProcessServicer.WriteFailure("! NoCntx : Path=" + NewReportPath); ReportProcessor.CleanReport(new DirectoryInfo(NewReportPath)); } else { Context.CrashDirectory = NewReportPath; Context.PrimaryCrashProperties.SetPlatformFullName(); // Added data from WER, save to the crash context file. if (bFromWER) { Context.ToFile(); } FEngineVersion EngineVersion = new FEngineVersion(Context.PrimaryCrashProperties.EngineVersion); uint BuiltFromCL = EngineVersion.Changelist; string BranchName = EngineVersion.Branch; if (string.IsNullOrEmpty(BranchName)) { CrashReporterProcessServicer.WriteEvent("% Warning NoBranch: BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath + " EngineVersion=" + Context.PrimaryCrashProperties.EngineVersion); Context.PrimaryCrashProperties.ProcessorFailedMessage = "Engine version has no branch name. EngineVersion=" + Context.PrimaryCrashProperties.EngineVersion; } else if (BranchName.Equals(CrashReporterConstants.LicenseeBranchName, StringComparison.InvariantCultureIgnoreCase)) { CrashReporterProcessServicer.WriteEvent("% Warning branch is UE4-QA : BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath); Context.PrimaryCrashProperties.ProcessorFailedMessage = "Branch was the forbidden LicenseeBranchName=" + BranchName; } // Look for the Diagnostics.txt, if we have a diagnostics file we can continue event if the CL is marked as broken. bool bHasDiagnostics = FindDiagnostics(NewReportPath); if (BuiltFromCL == 0 && (!bHasDiagnostics && !Context.HasProcessedData())) { // For now ignore all locally made crashes. CrashReporterProcessServicer.WriteEvent("% Warning CL=0 and no useful data : BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath); Context.PrimaryCrashProperties.ProcessorFailedMessage = "Report from CL=0 has no diagnostics, callstack or error msg"; } lock (NewReportsLock) { NewCrashContexts.Enqueue(Context); } EnqueueCounter.AddEvent(); CrashReporterProcessServicer.StatusReporter.IncrementCount(StatusReportingConstants.QueuedEvent); CrashReporterProcessServicer.WriteEvent("+ Enqueued: BuiltFromCL=" + string.Format("{0,7}", BuiltFromCL) + " Path=" + NewReportPath); } }