The error message means the server could not parse the proto message. I
would suggest you look into 1. whether server uses the same proto file with
the same definition of the message 2. what is in the "ipc" field for
failure case.
On Tuesday, June 18, 2019 at 5:51:40 AM UTC-7, 윤석영 wrote:
>
> I defined gRPC service as below.
>
>
> syntax = "proto3";
>
> import "google/protobuf/empty.proto";
>
> service Greeter {
> rpc GenGrpc (GenGrpcMsg) returns (google.protobuf.Empty) {}
> // rpc to send general IPC
> }
>
> message GenGrpcMsg {
> string ipc = 1;
> }
>
>
>
> I called gRPC call by async method like below, ipcStream is string
> including some information.
>
> void GrpcClientHandle::sendMsg(const std::string& ipcStream)
> {
> ...
> request.set_ipc(ipcStream);
> call->response_reader_ = stub_->PrepareAsyncGenGrpc(&call->context_,
> request, &cq_);
> call->response_reader_->StartCall();
> call->response_reader_->Finish(&call->reply_, &call->status_,
> (void*)call);
> ...
> }
>
>
> But cq_.Next() return "Unable to parse request(13)"
>
> AsyncCompleteRpc RPC failed, Reason = Unable to parse request(13)
> AsyncCompleteRpc Detail Reason =
> {"created":"@1560861469.766302644","description":"Error received from
> peer","file":"src/core/lib/surface/call.cc","file_line":1039,"grpc_message":"Unable
>
> to parse request","grpc_status":13}
>
> In case that I set ipc by const string as below, It works fine.
> request.set_ipc("ABC");
>
>
> I wonder what caused this symptom.
> Is it a symptom that occurs when abnormal value is included with protobuff
> string value?
> Or is there any restriction on protobuff string type?
>
>
>
>
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