spacewander commented on issue #6996:
URL: https://github.com/apache/apisix/issues/6996#issuecomment-1185239649
> `grpc-status-details-bin` is encoded with marshalling followed by base64,
we need the proto to unmarshall. I have no idea how to upload proto file, and
decode it with lua.
>
> Here is my test code
>
> ```
> message ErrorDetail {
> int64 code = 1;
> string message = 2;
> string type = 3;
> }
>
> // GetErrResp implements helloworld.GreeterServer
> func (s *server) GetErrResp(ctx context.Context, in *pb.HelloRequest)
(*pb.HelloReply, error) {
> st := status.New(codes.Unavailable, "Out of service")
> st, err := st.WithDetails(&pb.ErrorDetail{
> Code: 1,
> Message: "The server is out of service",
> Type: "service",
> })
>
> if err != nil {
> panic(fmt.Sprintf("Unexpected error attaching metadata: %v", err))
> }
>
> return nil, st.Err()
> }
>
> === TEST 3: hit route
> --- request
> GET /grpctest?name=world
> --- response_headers
> grpc-status: 14
> grpc-message: Out of service
> grpc-status-details-bin:
CA4SDk91dCBvZiBzZXJ2aWNlGlcKKnR5cGUuZ29vZ2xlYXBpcy5jb20vaGVsbG93b3JsZC5FcnJvckRldGFpbBIpCAESHFRoZSBzZXJ2ZXIgaXMgb3V0IG9mIHNlcnZpY2UaB3NlcnZpY2U
> --- no_error_log
> [error]
> --- error_code: 503
> ```
Put it under
https://github.com/apache/apisix/tree/master/apisix/include/apisix/model
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