// 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);
}
}