Update go dependencies

vendor/k8s.io/kubernetes/pkg/kubectl/history.go

@@ -1,129 +0,0 @@
-/*
-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 kubectl
-
-import (
-	"bytes"
-	"fmt"
-	"io"
-
-	"k8s.io/kubernetes/pkg/api"
-	"k8s.io/kubernetes/pkg/api/meta"
-	"k8s.io/kubernetes/pkg/api/unversioned"
-	"k8s.io/kubernetes/pkg/apis/extensions"
-	clientset "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset"
-	deploymentutil "k8s.io/kubernetes/pkg/controller/deployment/util"
-	"k8s.io/kubernetes/pkg/runtime"
-	sliceutil "k8s.io/kubernetes/pkg/util/slice"
-)
-
-const (
-	ChangeCauseAnnotation = "kubernetes.io/change-cause"
-)
-
-// HistoryViewer provides an interface for resources have historical information.
-type HistoryViewer interface {
-	ViewHistory(namespace, name string, revision int64) (string, error)
-}
-
-func HistoryViewerFor(kind unversioned.GroupKind, c clientset.Interface) (HistoryViewer, error) {
-	switch kind {
-	case extensions.Kind("Deployment"):
-		return &DeploymentHistoryViewer{c}, nil
-	}
-	return nil, fmt.Errorf("no history viewer has been implemented for %q", kind)
-}
-
-type DeploymentHistoryViewer struct {
-	c clientset.Interface
-}
-
-// ViewHistory returns a revision-to-replicaset map as the revision history of a deployment
-func (h *DeploymentHistoryViewer) ViewHistory(namespace, name string, revision int64) (string, error) {
-	deployment, err := h.c.Extensions().Deployments(namespace).Get(name)
-	if err != nil {
-		return "", fmt.Errorf("failed to retrieve deployment %s: %v", name, err)
-	}
-	_, allOldRSs, newRS, err := deploymentutil.GetAllReplicaSets(deployment, h.c)
-	if err != nil {
-		return "", fmt.Errorf("failed to retrieve replica sets from deployment %s: %v", name, err)
-	}
-	allRSs := allOldRSs
-	if newRS != nil {
-		allRSs = append(allRSs, newRS)
-	}
-
-	historyInfo := make(map[int64]*api.PodTemplateSpec)
-	for _, rs := range allRSs {
-		v, err := deploymentutil.Revision(rs)
-		if err != nil {
-			continue
-		}
-		historyInfo[v] = &rs.Spec.Template
-		changeCause := getChangeCause(rs)
-		if historyInfo[v].Annotations == nil {
-			historyInfo[v].Annotations = make(map[string]string)
-		}
-		if len(changeCause) > 0 {
-			historyInfo[v].Annotations[ChangeCauseAnnotation] = changeCause
-		}
-	}
-
-	if len(historyInfo) == 0 {
-		return "No rollout history found.", nil
-	}
-
-	if revision > 0 {
-		// Print details of a specific revision
-		template, ok := historyInfo[revision]
-		if !ok {
-			return "", fmt.Errorf("unable to find the specified revision")
-		}
-		buf := bytes.NewBuffer([]byte{})
-		DescribePodTemplate(template, buf)
-		return buf.String(), nil
-	}
-
-	// Sort the revisionToChangeCause map by revision
-	revisions := make([]int64, 0, len(historyInfo))
-	for r := range historyInfo {
-		revisions = append(revisions, r)
-	}
-	sliceutil.SortInts64(revisions)
-
-	return tabbedString(func(out io.Writer) error {
-		fmt.Fprintf(out, "REVISION\tCHANGE-CAUSE\n")
-		for _, r := range revisions {
-			// Find the change-cause of revision r
-			changeCause := historyInfo[r].Annotations[ChangeCauseAnnotation]
-			if len(changeCause) == 0 {
-				changeCause = "<none>"
-			}
-			fmt.Fprintf(out, "%d\t%s\n", r, changeCause)
-		}
-		return nil
-	})
-}
-
-// getChangeCause returns the change-cause annotation of the input object
-func getChangeCause(obj runtime.Object) string {
-	accessor, err := meta.Accessor(obj)
-	if err != nil {
-		return ""
-	}
-	return accessor.GetAnnotations()[ChangeCauseAnnotation]
-}