open-consul/agent/grpc/public/forward.go

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package public
import (
"context"
"google.golang.org/grpc/metadata"
)
func ForwardMetadataContext(ctx context.Context) context.Context {
md, ok := metadata.FromIncomingContext(ctx)
if !ok {
return ctx
}
return metadata.NewOutgoingContext(ctx, md)
}