| // Copyright 2017 The etcd Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package adapter |
| |
| import ( |
| "context" |
| |
| "go.etcd.io/etcd/etcdserver/api/v3election/v3electionpb" |
| |
| "google.golang.org/grpc" |
| ) |
| |
| type es2ec struct{ es v3electionpb.ElectionServer } |
| |
| func ElectionServerToElectionClient(es v3electionpb.ElectionServer) v3electionpb.ElectionClient { |
| return &es2ec{es} |
| } |
| |
| func (s *es2ec) Campaign(ctx context.Context, r *v3electionpb.CampaignRequest, opts ...grpc.CallOption) (*v3electionpb.CampaignResponse, error) { |
| return s.es.Campaign(ctx, r) |
| } |
| |
| func (s *es2ec) Proclaim(ctx context.Context, r *v3electionpb.ProclaimRequest, opts ...grpc.CallOption) (*v3electionpb.ProclaimResponse, error) { |
| return s.es.Proclaim(ctx, r) |
| } |
| |
| func (s *es2ec) Leader(ctx context.Context, r *v3electionpb.LeaderRequest, opts ...grpc.CallOption) (*v3electionpb.LeaderResponse, error) { |
| return s.es.Leader(ctx, r) |
| } |
| |
| func (s *es2ec) Resign(ctx context.Context, r *v3electionpb.ResignRequest, opts ...grpc.CallOption) (*v3electionpb.ResignResponse, error) { |
| return s.es.Resign(ctx, r) |
| } |
| |
| func (s *es2ec) Observe(ctx context.Context, in *v3electionpb.LeaderRequest, opts ...grpc.CallOption) (v3electionpb.Election_ObserveClient, error) { |
| cs := newPipeStream(ctx, func(ss chanServerStream) error { |
| return s.es.Observe(in, &es2ecServerStream{ss}) |
| }) |
| return &es2ecClientStream{cs}, nil |
| } |
| |
| // es2ecClientStream implements Election_ObserveClient |
| type es2ecClientStream struct{ chanClientStream } |
| |
| // es2ecServerStream implements Election_ObserveServer |
| type es2ecServerStream struct{ chanServerStream } |
| |
| func (s *es2ecClientStream) Send(rr *v3electionpb.LeaderRequest) error { |
| return s.SendMsg(rr) |
| } |
| func (s *es2ecClientStream) Recv() (*v3electionpb.LeaderResponse, error) { |
| var v interface{} |
| if err := s.RecvMsg(&v); err != nil { |
| return nil, err |
| } |
| return v.(*v3electionpb.LeaderResponse), nil |
| } |
| |
| func (s *es2ecServerStream) Send(rr *v3electionpb.LeaderResponse) error { |
| return s.SendMsg(rr) |
| } |
| func (s *es2ecServerStream) Recv() (*v3electionpb.LeaderRequest, error) { |
| var v interface{} |
| if err := s.RecvMsg(&v); err != nil { |
| return nil, err |
| } |
| return v.(*v3electionpb.LeaderRequest), nil |
| } |