// sendRequest writes out various information of an RPC such as Context and Message. func sendRequest(ctx context.Context, codec Codec, compressor Compressor, callHdr *transport.CallHdr, t transport.ClientTransport, args interface{}, opts *transport.Options) (_ *transport.Stream, err error) { stream, err := t.NewStream(ctx, callHdr) if err != nil { return nil, err } defer func() { if err != nil { if _, ok := err.(transport.ConnectionError); !ok { t.CloseStream(stream, err) } } }() var cbuf *bytes.Buffer if compressor != nil { cbuf = new(bytes.Buffer) } outBuf, err := encode(codec, args, compressor, cbuf) if err != nil { return nil, transport.StreamErrorf(codes.Internal, "grpc: %v", err) } err = t.Write(stream, outBuf, opts) if err != nil { return nil, err } // Sent successfully. return stream, nil }
// sendRequest writes out various information of an RPC such as Context and Message. func sendRequest(ctx context.Context, codec Codec, callHdr *transport.CallHdr, t transport.ClientTransport, args interface{}, opts *transport.Options) (_ *transport.Stream, err error) { stream, err := t.NewStream(ctx, callHdr) if err != nil { return nil, err } defer func() { if err != nil { if _, ok := err.(transport.ConnectionError); !ok { t.CloseStream(stream, err) } } }() // TODO(zhaoq): Support compression. outBuf, err := encode(codec, args, compressionNone) if err != nil { return nil, transport.StreamErrorf(codes.Internal, "grpc: %v", err) } err = t.Write(stream, outBuf, opts) if err != nil { return nil, err } // Sent successfully. return stream, nil }