fix:duplicate copy MD (#2304)

master
maizige 2 years ago committed by GitHub
parent 93584c6ca6
commit 05007c86bb
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@ -153,11 +153,8 @@ func (w *clientStream) sendStreamEvent(eventType streamEventType, err error) {
} }
func startSpan(ctx context.Context, method, target string) (context.Context, trace.Span) { func startSpan(ctx context.Context, method, target string) (context.Context, trace.Span) {
var md metadata.MD md, ok := metadata.FromOutgoingContext(ctx)
requestMetadata, ok := metadata.FromOutgoingContext(ctx) if !ok {
if ok {
md = requestMetadata.Copy()
} else {
md = metadata.MD{} md = metadata.MD{}
} }
tr := otel.Tracer(ztrace.TraceName) tr := otel.Tracer(ztrace.TraceName)

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