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Fix/del server interceptor duplicate copy md 20220827 (#2309)

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* fix:grpc server interceptor duplicate copy MD

* modify wrong comments
This commit is contained in:
maizige 2022-08-27 18:55:40 +08:00 committed by GitHub
parent 05007c86bb
commit 5d4ae201d0
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2 changed files with 3 additions and 6 deletions
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2
core/trace/tracer.go
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@ -38,7 +38,7 @@ func (s *metadataSupplier) Keys() []string {
return out
}
// Inject injects the metadata into ctx.
// Inject injects cross-cutting concerns from the ctx into the metadata.
func Inject(ctx context.Context, p propagation.TextMapPropagator, metadata *metadata.MD) {
p.Inject(ctx, &metadataSupplier{
metadata: metadata,

7
zrpc/internal/serverinterceptors/tracinginterceptor.go
View File

@ -93,11 +93,8 @@ func (w *serverStream) SendMsg(m interface{}) error {
}
func startSpan(ctx context.Context, method string) (context.Context, trace.Span) {
var md metadata.MD
requestMetadata, ok := metadata.FromIncomingContext(ctx)
if ok {
md = requestMetadata.Copy()
} else {
md, ok := metadata.FromIncomingContext(ctx)
if !ok {
md = metadata.MD{}
}
bags, spanCtx := ztrace.Extract(ctx, otel.GetTextMapPropagator(), &md)