func (s *EtcdServer) processInternalRaftRequest(ctx context.Context, r pb.InternalRaftRequest) (*applyResult, error) { r.ID = s.reqIDGen.Next() data, err := r.Marshal() if err != nil { return nil, err } if len(data) > maxRequestBytes { return nil, ErrRequestTooLarge } ch := s.w.Register(r.ID) s.r.Propose(ctx, data) select { case x := <-ch: return x.(*applyResult), nil case <-ctx.Done(): s.w.Trigger(r.ID, nil) // GC wait return nil, ctx.Err() case <-s.done: return nil, ErrStopped } }
func (s *EtcdServer) V3DemoDo(ctx context.Context, r pb.InternalRaftRequest) (proto.Message, error) { r.ID = s.reqIDGen.Next() data, err := r.Marshal() if err != nil { return &pb.EmptyResponse{}, err } ch := s.w.Register(r.ID) s.r.Propose(ctx, data) select { case x := <-ch: resp := x.(proto.Message) return resp, nil case <-ctx.Done(): s.w.Trigger(r.ID, nil) // GC wait return &pb.EmptyResponse{}, ctx.Err() case <-s.done: return &pb.EmptyResponse{}, ErrStopped } }