Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/cluster/images/etcd/attachlease/attachlease.go

@@ -0,0 +1,70 @@
+/*
+Copyright 2016 The Kubernetes 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 main
+
+import (
+	"flag"
+	"strings"
+	"time"
+
+	"github.com/coreos/etcd/clientv3"
+	"github.com/golang/glog"
+	"golang.org/x/net/context"
+)
+
+var (
+	etcdAddress   = flag.String("etcd-address", "", "Etcd address")
+	ttlKeysPrefix = flag.String("ttl-keys-prefix", "", "Prefix for TTL keys")
+	leaseDuration = flag.Duration("lease-duration", time.Hour, "Lease duration (seconds granularity)")
+)
+
+func main() {
+	flag.Parse()
+
+	if *etcdAddress == "" {
+		glog.Fatalf("--etcd-address flag is required")
+	}
+	client, err := clientv3.New(clientv3.Config{Endpoints: []string{*etcdAddress}})
+	if err != nil {
+		glog.Fatalf("Error while creating etcd client: %v", err)
+	}
+
+	// Make sure that ttlKeysPrefix is ended with "/" so that we only get children "directories".
+	if !strings.HasSuffix(*ttlKeysPrefix, "/") {
+		*ttlKeysPrefix += "/"
+	}
+	ctx := context.Background()
+
+	objectsResp, err := client.KV.Get(ctx, *ttlKeysPrefix, clientv3.WithPrefix())
+	if err != nil {
+		glog.Fatalf("Error while getting objects to attach to the lease")
+	}
+
+	lease, err := client.Lease.Grant(ctx, int64(*leaseDuration/time.Second))
+	if err != nil {
+		glog.Fatalf("Error while creating lease: %v", err)
+	}
+	glog.Infof("Lease with TTL: %v created", lease.TTL)
+
+	glog.Infof("Attaching lease to %d entries", len(objectsResp.Kvs))
+	for _, kv := range objectsResp.Kvs {
+		_, err := client.KV.Put(ctx, string(kv.Key), string(kv.Value), clientv3.WithLease(lease.ID))
+		if err != nil {
+			glog.Errorf("Error while attaching lease to: %s", string(kv.Key))
+		}
+	}
+}