public static bool SetMdcState(MappedDiagnosticsContextSetterProxy mdc, Tracer tracer)
{
var removeSpanId = false;
mdc.Set(CorrelationIdentifier.ServiceKey, tracer.DefaultServiceName ?? string.Empty);
mdc.Set(CorrelationIdentifier.VersionKey, tracer.Settings.ServiceVersion ?? string.Empty);
mdc.Set(CorrelationIdentifier.EnvKey, tracer.Settings.Environment ?? string.Empty);
var spanContext = tracer.DistributedSpanContext;
if (spanContext is not null)
{
// For mismatch version support we need to keep requesting old keys.
var hasTraceId = spanContext.TryGetValue(SpanContext.Keys.TraceId, out string traceId) ||
spanContext.TryGetValue(HttpHeaderNames.TraceId, out traceId);
var hasSpanId = spanContext.TryGetValue(SpanContext.Keys.ParentId, out string spanId) ||
spanContext.TryGetValue(HttpHeaderNames.ParentId, out spanId);
if (hasTraceId && hasSpanId)
{
removeSpanId = true;
mdc.Set(CorrelationIdentifier.TraceIdKey, traceId);
mdc.Set(CorrelationIdentifier.SpanIdKey, spanId);
}
}
return(removeSpanId);
}
public static void RemoveMdcState(MappedDiagnosticsContextSetterProxy mdc, bool removeTraceIds)
{
mdc.Remove(CorrelationIdentifier.ServiceKey);
mdc.Remove(CorrelationIdentifier.VersionKey);
mdc.Remove(CorrelationIdentifier.EnvKey);
if (removeTraceIds)
{
mdc.Remove(CorrelationIdentifier.TraceIdKey);
mdc.Remove(CorrelationIdentifier.SpanIdKey);
}
}
public static bool SetMdcState(MappedDiagnosticsContextSetterProxy mdc, Tracer tracer)
{
var removeSpanId = false;
mdc.Set(CorrelationIdentifier.ServiceKey, tracer.DefaultServiceName ?? string.Empty);
mdc.Set(CorrelationIdentifier.VersionKey, tracer.Settings.ServiceVersion ?? string.Empty);
mdc.Set(CorrelationIdentifier.EnvKey, tracer.Settings.Environment ?? string.Empty);
var spanContext = tracer.DistributedSpanContext;
if (spanContext is not null &&
spanContext.TryGetValue(HttpHeaderNames.TraceId, out string traceId) &&
spanContext.TryGetValue(HttpHeaderNames.ParentId, out string spanId))
{
removeSpanId = true;
mdc.Set(CorrelationIdentifier.TraceIdKey, traceId);
mdc.Set(CorrelationIdentifier.SpanIdKey, spanId);
}
return(removeSpanId);
}