private void OnEventHookTracerOnSpanActivated(object sender, SpanLifecycleEventArgs span)
{
// Need to copy to truly be AsyncLocal
this.curOpNameStack.Value = new Stack <string>(this.curOpNameStack.Value.Reverse());
this.curOpNameStack.Value.Push(span.OperationName);
this.ExtendClock();
this.traceSourceSink.TraceData(
TraceEventType.Start,
1,
new Dictionary <string, object>
{
[VectorClockLogKeyName] = this.CurrentClock(),
[nameof(span.OperationName)] = span.OperationName
});
}
private void OnEventHookTracerOnSpanFinished(object sender, SpanLifecycleEventArgs span)
{
// Need to copy to truly be AsyncLocal
this.curOpNameStack.Value = new Stack <string>(this.curOpNameStack.Value.Reverse());
var previousSpan = this.curOpNameStack.Value.Pop();
if (!string.Equals(previousSpan, span.OperationName))
{
throw new InvalidOperationException(
"Code error - you finished a span that was not the currently active one");
}
this.traceSourceSink.TraceData(
TraceEventType.Stop,
2,
new Dictionary <string, object>
{
[VectorClockLogKeyName] = this.CurrentClock(),
[nameof(span.OperationName)] = span.OperationName
});
this.PopAndIncrementClock();
}
