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types.go
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types.go
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/*
Copyright 2017 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 admission
import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apiserver/pkg/admission"
"k8s.io/kubernetes/pkg/apis/authentication"
)
// AdmissionReview describes an admission request.
type AdmissionReview struct {
metav1.TypeMeta
// Spec describes the attributes for the admission request.
// Since this admission controller is non-mutating the webhook should avoid setting this in its response to avoid the
// cost of deserializing it.
Spec AdmissionReviewSpec
// Status is filled in by the webhook and indicates whether the admission request should be permitted.
Status AdmissionReviewStatus
}
// AdmissionReviewSpec describes the admission.Attributes for the admission request.
type AdmissionReviewSpec struct {
// Kind is the type of object being manipulated. For example: Pod
Kind metav1.GroupVersionKind
// Name is the name of the object as presented in the request. On a CREATE operation, the client may omit name and
// rely on the server to generate the name. If that is the case, this method will return the empty string.
Name string
// Namespace is the namespace associated with the request (if any).
Namespace string
// Object is the object from the incoming request prior to default values being applied
Object runtime.Object
// OldObject is the existing object. Only populated for UPDATE requests.
OldObject runtime.Object
// Operation is the operation being performed
Operation admission.Operation
// Resource is the name of the resource being requested. This is not the kind. For example: pods
Resource metav1.GroupVersionResource
// SubResource is the name of the subresource being requested. This is a different resource, scoped to the parent
// resource, but it may have a different kind. For instance, /pods has the resource "pods" and the kind "Pod", while
// /pods/foo/status has the resource "pods", the sub resource "status", and the kind "Pod" (because status operates on
// pods). The binding resource for a pod though may be /pods/foo/binding, which has resource "pods", subresource
// "binding", and kind "Binding".
SubResource string
// UserInfo is information about the requesting user
UserInfo authentication.UserInfo
}
// AdmissionReviewStatus describes the status of the admission request.
type AdmissionReviewStatus struct {
// Allowed indicates whether or not the admission request was permitted.
Allowed bool
// Result contains extra details into why an admission request was denied.
// This field IS NOT consulted in any way if "Allowed" is "true".
// +optional
Result *metav1.Status
}