Function getTraceContext

go/telemetry.go:12–16

getTraceContext extracts the current W3C Trace Context (traceparent/tracestate) from the Go context using the global OTel propagator.

(ctx context.Context)

// getTraceContext extracts the current W3C Trace Context (traceparent/tracestate)
// from the Go context using the global OTel propagator.
func getTraceContext(ctx context.Context) (traceparent, tracestate string) {
	carrier := propagation.MapCarrier{}
	otel.GetTextMapPropagator().Inject(ctx, carrier)
	return carrier.Get("traceparent"), carrier.Get("tracestate")
}

// contextWithTraceParent returns a new context with trace context extracted from
// the provided W3C traceparent and tracestate headers.