代码拉取完成,页面将自动刷新
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
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 etcd
import (
"fmt"
"path"
"k8s.io/kubernetes/pkg/api"
apierrors "k8s.io/kubernetes/pkg/api/errors"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/fields"
"k8s.io/kubernetes/pkg/labels"
"k8s.io/kubernetes/pkg/registry/generic"
etcdgeneric "k8s.io/kubernetes/pkg/registry/generic/etcd"
"k8s.io/kubernetes/pkg/registry/namespace"
"k8s.io/kubernetes/pkg/runtime"
"k8s.io/kubernetes/pkg/storage"
)
// rest implements a RESTStorage for namespaces against etcd
type REST struct {
*etcdgeneric.Etcd
status *etcdgeneric.Etcd
}
// StatusREST implements the REST endpoint for changing the status of a namespace.
type StatusREST struct {
store *etcdgeneric.Etcd
}
// FinalizeREST implements the REST endpoint for finalizing a namespace.
type FinalizeREST struct {
store *etcdgeneric.Etcd
}
// NewREST returns a RESTStorage object that will work against namespaces.
func NewREST(s storage.Interface) (*REST, *StatusREST, *FinalizeREST) {
prefix := "/namespaces"
store := &etcdgeneric.Etcd{
NewFunc: func() runtime.Object { return &api.Namespace{} },
NewListFunc: func() runtime.Object { return &api.NamespaceList{} },
KeyRootFunc: func(ctx api.Context) string {
return prefix
},
KeyFunc: func(ctx api.Context, name string) (string, error) {
return path.Join(prefix, name), nil
},
ObjectNameFunc: func(obj runtime.Object) (string, error) {
return obj.(*api.Namespace).Name, nil
},
PredicateFunc: func(label labels.Selector, field fields.Selector) generic.Matcher {
return namespace.MatchNamespace(label, field)
},
EndpointName: "namespaces",
CreateStrategy: namespace.Strategy,
UpdateStrategy: namespace.Strategy,
ReturnDeletedObject: true,
Storage: s,
}
statusStore := *store
statusStore.UpdateStrategy = namespace.StatusStrategy
finalizeStore := *store
finalizeStore.UpdateStrategy = namespace.FinalizeStrategy
return &REST{Etcd: store, status: &statusStore}, &StatusREST{store: &statusStore}, &FinalizeREST{store: &finalizeStore}
}
// Delete enforces life-cycle rules for namespace termination
func (r *REST) Delete(ctx api.Context, name string, options *api.DeleteOptions) (runtime.Object, error) {
nsObj, err := r.Get(ctx, name)
if err != nil {
return nil, err
}
namespace := nsObj.(*api.Namespace)
// upon first request to delete, we switch the phase to start namespace termination
if namespace.DeletionTimestamp.IsZero() {
now := unversioned.Now()
namespace.DeletionTimestamp = &now
namespace.Status.Phase = api.NamespaceTerminating
result, _, err := r.status.Update(ctx, namespace)
return result, err
}
// prior to final deletion, we must ensure that finalizers is empty
if len(namespace.Spec.Finalizers) != 0 {
err = apierrors.NewConflict("Namespace", namespace.Name, fmt.Errorf("The system is ensuring all content is removed from this namespace. Upon completion, this namespace will automatically be purged by the system."))
return nil, err
}
return r.Etcd.Delete(ctx, name, nil)
}
func (r *StatusREST) New() runtime.Object {
return r.store.New()
}
// Update alters the status subset of an object.
func (r *StatusREST) Update(ctx api.Context, obj runtime.Object) (runtime.Object, bool, error) {
return r.store.Update(ctx, obj)
}
func (r *FinalizeREST) New() runtime.Object {
return r.store.New()
}
// Update alters the status finalizers subset of an object.
func (r *FinalizeREST) Update(ctx api.Context, obj runtime.Object) (runtime.Object, bool, error) {
return r.store.Update(ctx, obj)
}
此处可能存在不合适展示的内容,页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容,可点击提交进行申诉,我们将尽快为您处理。