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Add support for admission review v1beta1

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This commit is contained in:
Manuel Alejandro de Brito Fontes 2020-10-02 12:04:08 -03:00
parent 2feb43b522
commit 9c94d772fb
5 changed files with 203 additions and 169 deletions
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90
internal/admission/controller/convert.go Normal file
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/*
Copyright 2020 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 controller
import (
"unsafe"
admissionv1 "k8s.io/api/admission/v1"
admissionv1beta1 "k8s.io/api/admission/v1beta1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
)
// these conversions are copied from https://github.com/kubernetes/kubernetes/blob/4db3a096ce8ac730b2280494422e1c4cf5fe875e/pkg/apis/admission/v1beta1/zz_generated.conversion.go
// to avoid copying in kubernetes/kubernetes
// they are sightly modified to remove complexity
func convertV1beta1AdmissionReviewToAdmissionAdmissionReview(in *admissionv1beta1.AdmissionReview, out *admissionv1.AdmissionReview) {
if in.Request != nil {
if out.Request == nil {
out.Request = &admissionv1.AdmissionRequest{}
}
in, out := &in.Request, &out.Request
*out = new(admissionv1.AdmissionRequest)
convertV1beta1AdmissionRequestToAdmissionAdmissionRequest(*in, *out)
} else {
out.Request = nil
}
out.Response = (*admissionv1.AdmissionResponse)(unsafe.Pointer(in.Response))
}
func convertV1beta1AdmissionRequestToAdmissionAdmissionRequest(in *admissionv1beta1.AdmissionRequest, out *admissionv1.AdmissionRequest) {
out.UID = types.UID(in.UID)
out.Kind = in.Kind
out.Resource = in.Resource
out.SubResource = in.SubResource
out.RequestKind = (*metav1.GroupVersionKind)(unsafe.Pointer(in.RequestKind))
out.RequestResource = (*metav1.GroupVersionResource)(unsafe.Pointer(in.RequestResource))
out.RequestSubResource = in.RequestSubResource
out.Name = in.Name
out.Namespace = in.Namespace
out.Operation = admissionv1.Operation(in.Operation)
out.Object = in.Object
out.OldObject = in.OldObject
out.Options = in.Options
}
func convertAdmissionAdmissionReviewToV1beta1AdmissionReview(in *admissionv1.AdmissionReview, out *admissionv1beta1.AdmissionReview) {
if in.Request != nil {
if out.Request == nil {
out.Request = &admissionv1beta1.AdmissionRequest{}
}
in, out := &in.Request, &out.Request
*out = new(admissionv1beta1.AdmissionRequest)
convertAdmissionAdmissionRequestToV1beta1AdmissionRequest(*in, *out)
} else {
out.Request = nil
}
out.Response = (*admissionv1beta1.AdmissionResponse)(unsafe.Pointer(in.Response))
}
func convertAdmissionAdmissionRequestToV1beta1AdmissionRequest(in *admissionv1.AdmissionRequest, out *admissionv1beta1.AdmissionRequest) {
out.UID = types.UID(in.UID)
out.Kind = in.Kind
out.Resource = in.Resource
out.SubResource = in.SubResource
out.RequestKind = (*metav1.GroupVersionKind)(unsafe.Pointer(in.RequestKind))
out.RequestResource = (*metav1.GroupVersionResource)(unsafe.Pointer(in.RequestResource))
out.RequestSubResource = in.RequestSubResource
out.Name = in.Name
out.Namespace = in.Namespace
out.Operation = admissionv1beta1.Operation(in.Operation)
out.Object = in.Object
out.OldObject = in.OldObject
out.Options = in.Options
}