diff --git a/vendor/github.com/coreos/etcd/proxy/grpcproxy/adapter/lease_client_adapter.go b/vendor/github.com/coreos/etcd/proxy/grpcproxy/adapter/lease_client_adapter.go
new file mode 100644
index 0000000..84c48b5
--- /dev/null
+++ b/vendor/github.com/coreos/etcd/proxy/grpcproxy/adapter/lease_client_adapter.go
@@ -0,0 +1,82 @@
+// 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"
+
+	pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
+
+	"google.golang.org/grpc"
+)
+
+type ls2lc struct {
+	leaseServer pb.LeaseServer
+}
+
+func LeaseServerToLeaseClient(ls pb.LeaseServer) pb.LeaseClient {
+	return &ls2lc{ls}
+}
+
+func (c *ls2lc) LeaseGrant(ctx context.Context, in *pb.LeaseGrantRequest, opts ...grpc.CallOption) (*pb.LeaseGrantResponse, error) {
+	return c.leaseServer.LeaseGrant(ctx, in)
+}
+
+func (c *ls2lc) LeaseRevoke(ctx context.Context, in *pb.LeaseRevokeRequest, opts ...grpc.CallOption) (*pb.LeaseRevokeResponse, error) {
+	return c.leaseServer.LeaseRevoke(ctx, in)
+}
+
+func (c *ls2lc) LeaseKeepAlive(ctx context.Context, opts ...grpc.CallOption) (pb.Lease_LeaseKeepAliveClient, error) {
+	cs := newPipeStream(ctx, func(ss chanServerStream) error {
+		return c.leaseServer.LeaseKeepAlive(&ls2lcServerStream{ss})
+	})
+	return &ls2lcClientStream{cs}, nil
+}
+
+func (c *ls2lc) LeaseTimeToLive(ctx context.Context, in *pb.LeaseTimeToLiveRequest, opts ...grpc.CallOption) (*pb.LeaseTimeToLiveResponse, error) {
+	return c.leaseServer.LeaseTimeToLive(ctx, in)
+}
+
+func (c *ls2lc) LeaseLeases(ctx context.Context, in *pb.LeaseLeasesRequest, opts ...grpc.CallOption) (*pb.LeaseLeasesResponse, error) {
+	return c.leaseServer.LeaseLeases(ctx, in)
+}
+
+// ls2lcClientStream implements Lease_LeaseKeepAliveClient
+type ls2lcClientStream struct{ chanClientStream }
+
+// ls2lcServerStream implements Lease_LeaseKeepAliveServer
+type ls2lcServerStream struct{ chanServerStream }
+
+func (s *ls2lcClientStream) Send(rr *pb.LeaseKeepAliveRequest) error {
+	return s.SendMsg(rr)
+}
+func (s *ls2lcClientStream) Recv() (*pb.LeaseKeepAliveResponse, error) {
+	var v interface{}
+	if err := s.RecvMsg(&v); err != nil {
+		return nil, err
+	}
+	return v.(*pb.LeaseKeepAliveResponse), nil
+}
+
+func (s *ls2lcServerStream) Send(rr *pb.LeaseKeepAliveResponse) error {
+	return s.SendMsg(rr)
+}
+func (s *ls2lcServerStream) Recv() (*pb.LeaseKeepAliveRequest, error) {
+	var v interface{}
+	if err := s.RecvMsg(&v); err != nil {
+		return nil, err
+	}
+	return v.(*pb.LeaseKeepAliveRequest), nil
+}