func TestUnknownError(t *testing.T) {
withSetup(t, func(ctx Context, args testArgs) {
args.s1.On("Simple", ctxArg()).Return(errors.New("unexpected err"))
got := args.c1.Simple(ctx)
require.Error(t, got)
require.Equal(t, tchannel.NewSystemError(tchannel.ErrCodeUnexpected, "unexpected err"), got)
})
}
func (s *Server) handle(origCtx context.Context, handler handler, method string, call *tchannel.InboundCall) error {
reader, err := call.Arg2Reader()
if err != nil {
return err
}
headers, err := ReadHeaders(reader)
if err != nil {
return err
}
if err := reader.Close(); err != nil {
return err
}
reader, err = call.Arg3Reader()
if err != nil {
return err
}
tracer := tchannel.TracerFromRegistrar(s.ch)
origCtx = tchannel.ExtractInboundSpan(origCtx, call, headers, tracer)
ctx := s.ctxFn(origCtx, method, headers)
wp := getProtocolReader(reader)
success, resp, err := handler.server.Handle(ctx, method, wp.protocol)
thriftProtocolPool.Put(wp)
if err != nil {
if _, ok := err.(thrift.TProtocolException); ok {
// We failed to parse the Thrift generated code, so convert the error to bad request.
err = tchannel.NewSystemError(tchannel.ErrCodeBadRequest, err.Error())
}
reader.Close()
call.Response().SendSystemError(err)
return nil
}
if err := reader.Close(); err != nil {
return err
}
if !success {
call.Response().SetApplicationError()
}
writer, err := call.Response().Arg2Writer()
if err != nil {
return err
}
if err := WriteHeaders(writer, ctx.ResponseHeaders()); err != nil {
return err
}
if err := writer.Close(); err != nil {
return err
}
writer, err = call.Response().Arg3Writer()
wp = getProtocolWriter(writer)
resp.Write(wp.protocol)
thriftProtocolPool.Put(wp)
err = writer.Close()
if handler.postResponseCB != nil {
handler.postResponseCB(ctx, method, resp)
}
return err
}