(srv any, ss grpc.ServerStream, _ *grpc.StreamServerInfo, handler grpc.StreamHandler)
| 96 | } |
| 97 | |
| 98 | func streamInterceptor(srv any, ss grpc.ServerStream, _ *grpc.StreamServerInfo, handler grpc.StreamHandler) error { |
| 99 | md, ok := metadata.FromIncomingContext(ss.Context()) |
| 100 | if !ok { |
| 101 | return errMissingMetadata |
| 102 | } |
| 103 | |
| 104 | // Create and set metadata from interceptor to server. |
| 105 | md.Append("key1", "value1") |
| 106 | ctx := metadata.NewIncomingContext(ss.Context(), md) |
| 107 | |
| 108 | // Call the handler to complete the normal execution of the RPC. |
| 109 | err := handler(srv, &wrappedStream{ss, ctx}) |
| 110 | |
| 111 | // Create and set header metadata from interceptor to client. |
| 112 | header := metadata.Pairs("header-key", "val") |
| 113 | ss.SetHeader(header) |
| 114 | |
| 115 | // Create and set trailer metadata from interceptor to client. |
| 116 | trailer := metadata.Pairs("trailer-key", "val") |
| 117 | ss.SetTrailer(trailer) |
| 118 | |
| 119 | return err |
| 120 | } |
| 121 | |
| 122 | func (s *server) BidirectionalStreamingEcho(stream pb.Echo_BidirectionalStreamingEchoServer) error { |
| 123 | fmt.Printf("--- BidirectionalStreamingEcho ---\n") |
nothing calls this directly
no test coverage detected