public static unsafe void WriteStructured(ref GenericEventDescriptor eventDescriptor, ulong userDataCount, EventDataDescriptor *eventDataPtr)
{
try
{
//using (var pin = new PinCollection())
fixed(GenericEventDescriptor *eventDescriptorPtr = &eventDescriptor)
{
var traceEvent = new NativeTypes.FABRIC_ETW_TRACE_EVENT_PAYLOAD()
{
EventDescriptor = (IntPtr)eventDescriptorPtr,//pin.AddBlittable(eventDescriptor),
EventDataDescriptorList = new NativeTypes.FABRIC_ETW_TRACE_EVENT_DATA_DESCRIPTOR_LIST()
{
Count = userDataCount,
UserDataDescriptor = (IntPtr)eventDataPtr
},
Reserved = IntPtr.Zero
};
NativeCommon.WriteManagedStructuredTrace(ref traceEvent);
}
}
catch (Exception ex)
{
Console.WriteLine("Exception during interop structured trace writing: {0}", ex);
Console.WriteLine("EventId: {0}, UserDataCount {1}", eventDescriptor.EventId, userDataCount);
}
}
public void VariantWriteLinuxUnstructured(
ref GenericEventDescriptor genericEventDescriptor,
int argCount,
Variant v0 = default(Variant),
Variant v1 = default(Variant),
Variant v2 = default(Variant),
Variant v3 = default(Variant),
Variant v4 = default(Variant),
Variant v5 = default(Variant),
Variant v6 = default(Variant),
Variant v7 = default(Variant),
Variant v8 = default(Variant),
Variant v9 = default(Variant),
Variant v10 = default(Variant),
Variant v11 = default(Variant),
Variant v12 = default(Variant),
Variant v13 = default(Variant))
{
int eventId = genericEventDescriptor.EventId;
string text = string.Format(
this.eventDescriptors[eventId].Message, new object[]
{ v0.ToObject(), v1.ToObject(), v2.ToObject(), v3.ToObject(), v4.ToObject(), v5.ToObject(), v6.ToObject(), v7.ToObject(), v8.ToObject(), v9.ToObject(), v10.ToObject(), v11.ToObject(), v12.ToObject(), v13.ToObject() }
);
string id = this.eventDescriptors[eventId].hasId && !string.IsNullOrWhiteSpace(v0.ConvertToString()) ? v0.ConvertToString() : eventId.ToString();
int typeFieldIndex = this.eventDescriptors[eventId].typeFieldIndex;
string type = this.eventDescriptors[eventId].EventName;
if (this.eventDescriptors[eventId].typeFieldIndex != -1)
{
string typeField = GetTypeFromIndex(typeFieldIndex, v0, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13);
if (!string.IsNullOrWhiteSpace(typeField))
{
type = typeField;
}
}
TraceViaNative.WriteUnstructured(FabricEvents.Events.GetEventTaskName((EventTask)genericEventDescriptor.Task), type, id, genericEventDescriptor.Level, text);
}
public TraceEvent(
IVariantEventWriter variantEventWriter,
EventTask taskId,
ushort eventId,
string eventName,
EventLevel level,
EventOpcode opcode,
EventChannel channel,
EventKeywords keywords,
string format,
bool hasId,
ProvisionalMetadataAttribute provisionalAttribute,
int typeFieldIndex,
EventExtendedMetadataAttribute extendedMetadataAttribute = null)
{
if (string.IsNullOrEmpty(eventName))
{
throw new ArgumentException(
StringResources.Error_EventNameNullOrEmpty,
"eventName");
}
// We need to apply a keyword mask to the keyword in order for it to show up
// in the Windows Event Log. The mask that is applied depends on the channel
// in which we want the event to show up.
//
// TODO: We are currently hard-coding the mask values, but this is not ideal
// because we have reverse-engineered these values by looking at the header
// file generated by mc.exe. The algorithm to determine these values is an
// internal implementation detail of mc.exe. A better alternative would be
// to get the mask value from the source file generated by mc.exe, instead
// of hard-coding it as a constant here.
ulong keywordMask = 0;
switch (channel)
{
case EventChannel.Admin:
keywordMask = AdminChannelKeywordMask;
break;
case EventChannel.Debug:
keywordMask = DebugChannelKeywordMask;
break;
case EventChannel.Operational:
keywordMask = OperationalChannelKeywordMask;
break;
}
long keywordWithMask;
unchecked
{
keywordWithMask = (long)((ulong)keywords | keywordMask | TestKeyword);
}
// We ignore the opcode field for now. Manifest generation does the same.
this.descriptor = new GenericEventDescriptor(
eventId,
version,
(byte)channel,
(byte)level,
0,
(int)taskId,
keywordWithMask);
this.eventName = eventName;
this.taskId = taskId;
this.level = level;
this.filterStates = new bool[(int)TraceSinkType.Max];
this.samplingRatio = 0;
this.hasId = hasId;
this.typeFieldIndex = typeFieldIndex;
this.format = format;
this.taskName =
typeof(FabricEvents.Tasks).GetFields().Single(f => (EventTask)f.GetRawConstantValue() == taskId).Name;
this.variantEventWriter = variantEventWriter;
// By default, provisional feature is disabled during object initialization. This needs to be enabled
// by calling the Update function.
this.isProvisionalFeatureEnabled = false;
this.provisionalData = provisionalAttribute;
if (this.provisionalData != null)
{
this.isProvisionalEvent = true;
this.provisionalCache = AgeBasedCache <VariantId, Variant[]> .DefaultInstance;
this.PopulatePositions();
}
for (TraceSinkType sink = 0; sink < TraceSinkType.Max; sink++)
{
var status = TraceConfig.GetEventEnabledStatus(sink, this.level, this.taskId, this.eventName);
var sampling = TraceConfig.GetEventSamplingRatio(sink, this.level, this.taskId, this.eventName);
this.UpdateProvisionalFeatureStatus(sink, TraceConfig.GetEventProvisionalFeatureStatus(sink));
this.UpdateSinkEnabledStatus(sink, status);
this.UpdateSinkSamplingRatio(sink, sampling);
}
#if DotNetCoreClrLinux
// TODO - Following code will be removed once fully transitioned to structured traces in Linux
this.linuxStructuredTracesEnabled = TraceConfig.GetLinuxStructuredTracesEnabled();
TraceConfig.OnLinuxStructuredTracesEnabledUpdate += this.UpdateLinuxStructuredTracesEnabled;
#endif
this.ExtendedMetadata = extendedMetadataAttribute;
}
public unsafe void VariantWrite(ref GenericEventDescriptor genericEventDescriptor, int argCount,
Variant v1 = default(Variant), Variant v2 = default(Variant), Variant v3 = default(Variant),
Variant v4 = default(Variant), Variant v5 = default(Variant), Variant v6 = default(Variant),
Variant v7 = default(Variant), Variant v8 = default(Variant), Variant v9 = default(Variant),
Variant v10 = default(Variant), Variant v11 = default(Variant), Variant v12 = default(Variant),
Variant v13 = default(Variant), Variant v14 = default(Variant))
{
if (argCount == 0)
{
#if !DotNetCoreClrLinux
this.WriteEvent(genericEventDescriptor.EventId);
#else
TraceViaNative.WriteStructured(ref genericEventDescriptor, 0, null);
#endif
return;
}
Tracing.EventData *eventSourceData = stackalloc Tracing.EventData[argCount];
byte *dataBuffer = stackalloc byte[EventDataArrayBuilder.BasicTypeAllocationBufferSize * argCount];
var edb = new EventDataArrayBuilder(eventSourceData, dataBuffer);
if (!edb.AddEventDataWithTruncation(argCount, ref v1, ref v2, ref v3, ref v4, ref v5, ref v6, ref v7, ref v8, ref v9, ref v10, ref v11, ref v12, ref v13, ref v14))
{
Debug.Fail(string.Format("EventData for eventid {0} is invalid. Check the total size of the event.",
genericEventDescriptor.EventId));
return;
}
fixed(char *s1 = v1.ConvertToString(),
s2 = v2.ConvertToString(),
s3 = v3.ConvertToString(),
s4 = v4.ConvertToString(),
s5 = v5.ConvertToString(),
s6 = v6.ConvertToString(),
s7 = v7.ConvertToString(),
s8 = v8.ConvertToString(),
s9 = v9.ConvertToString(),
s10 = v10.ConvertToString(),
s11 = v11.ConvertToString(),
s12 = v12.ConvertToString(),
s13 = v13.ConvertToString(),
s14 = v14.ConvertToString())
{
var tracingEventDataPtr = edb.ToEventDataArray(s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14);
// Convert to EventSource.EventData from Tracing.EventData.
#if !DotNetCoreClrLinux
EventData *eventDataPtr = stackalloc EventData[argCount];
for (uint i = 0; i < argCount; ++i)
{
eventDataPtr[i].DataPointer = (IntPtr)tracingEventDataPtr[i].DataPointer;
eventDataPtr[i].Size = (int)tracingEventDataPtr[i].Size;
}
this.WriteEventCore(genericEventDescriptor.EventId, argCount, eventDataPtr);
#else
EventDataDescriptor *eventDataPtr = stackalloc EventDataDescriptor[argCount];
for (uint i = 0; i < argCount; ++i)
{
eventDataPtr[i].DataPointer = (UInt64)tracingEventDataPtr[i].DataPointer;
eventDataPtr[i].Size = tracingEventDataPtr[i].Size;
}
TraceViaNative.WriteStructured(ref genericEventDescriptor, (uint)argCount, eventDataPtr);
#endif
}
}
public unsafe void VariantWrite(
ref GenericEventDescriptor genericEventDescriptor,
int argCount,
Variant v0 = default(Variant),
Variant v1 = default(Variant),
Variant v2 = default(Variant),
Variant v3 = default(Variant),
Variant v4 = default(Variant),
Variant v5 = default(Variant),
Variant v6 = default(Variant),
Variant v7 = default(Variant),
Variant v8 = default(Variant),
Variant v9 = default(Variant),
Variant v10 = default(Variant),
Variant v11 = default(Variant),
Variant v12 = default(Variant),
Variant v13 = default(Variant))
{
EventDescriptor eventDesc = new EventDescriptor(genericEventDescriptor.EventId, genericEventDescriptor.Version, genericEventDescriptor.Channel, genericEventDescriptor.Level, genericEventDescriptor.Opcode, genericEventDescriptor.Task, genericEventDescriptor.Keywords);
if (argCount == 0)
{
this.WriteEvent(ref eventDesc, argCount, null);
return;
}
EventData *eventSourceData = stackalloc EventData[argCount]; // allocation for the data descriptors
byte * dataBuffer = stackalloc byte[EventDataArrayBuilder.BasicTypeAllocationBufferSize * argCount];
// 16 byte for non-string argument
var edb = new EventDataArrayBuilder(eventSourceData, dataBuffer);
if (!edb.AddEventDataWithTruncation(argCount, ref v0, ref v1, ref v2, ref v3, ref v4, ref v5, ref v6, ref v7, ref v8, ref v9, ref v10, ref v11, ref v12, ref v13))
{
Debug.Fail(string.Format("EventData for eventid {0} is invalid. Check the total size of the event.",
eventDesc.EventId));
return;
}
fixed(
char *s0 = v0.ConvertToString(),
s1 = v1.ConvertToString(),
s2 = v2.ConvertToString(),
s3 = v3.ConvertToString(),
s4 = v4.ConvertToString(),
s5 = v5.ConvertToString(),
s6 = v6.ConvertToString(),
s7 = v7.ConvertToString(),
s8 = v8.ConvertToString(),
s9 = v9.ConvertToString(),
s10 = v10.ConvertToString(),
s11 = v11.ConvertToString(),
s12 = v12.ConvertToString(),
s13 = v13.ConvertToString())
{
var eventDataPtr = edb.ToEventDataArray(
s0,
s1,
s2,
s3,
s4,
s5,
s6,
s7,
s8,
s9,
s10,
s11,
s12,
s13);
this.WriteEvent(ref eventDesc, argCount, (IntPtr)eventDataPtr);
}
}
