/
validate.go
89 lines (78 loc) · 2.65 KB
/
validate.go
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// Copyright 2022 Antrea 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 supportbundlecollection
import (
"encoding/json"
"fmt"
"reflect"
admv1 "k8s.io/api/admission/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/klog/v2"
crdv1alpha1 "antrea.io/antrea/pkg/apis/crd/v1alpha1"
)
func (c *Controller) Validate(review *admv1.AdmissionReview) *admv1.AdmissionResponse {
klog.V(2).Info("Validating SupportBundleCollection", "request", review.Request)
var newObj, oldObj crdv1alpha1.SupportBundleCollection
if review.Request.Object.Raw != nil {
if err := json.Unmarshal(review.Request.Object.Raw, &newObj); err != nil {
klog.ErrorS(err, "Error de-serializing current SupportBundleCollection")
return newAdmissionResponseForErr(err)
}
}
if review.Request.OldObject.Raw != nil {
if err := json.Unmarshal(review.Request.OldObject.Raw, &oldObj); err != nil {
klog.ErrorS(err, "Error de-serializing old IPPool")
return newAdmissionResponseForErr(err)
}
}
validateProcessingCollection := func() *admv1.AdmissionResponse {
var msg string
allowed := true
_, exists, _ := c.supportBundleCollectionStore.Get(oldObj.Name)
if exists {
allowed = reflect.DeepEqual(oldObj.Spec, newObj.Spec)
if !allowed {
msg = fmt.Sprintf("SupportBundleCollection %s is started, cannot be updated", oldObj.Name)
}
}
return validationResult(allowed, msg)
}
if review.Request.Operation == admv1.Update {
klog.V(2).Info("Validating UPDATE request for SupportBundleCollection")
if isCollectionCompleted(&oldObj) {
return validationResult(false, fmt.Sprintf("SupportBundleCollection %s is completed, cannot be updated", oldObj.Name))
}
return validateProcessingCollection()
}
return &admv1.AdmissionResponse{Allowed: true}
}
func newAdmissionResponseForErr(err error) *admv1.AdmissionResponse {
return &admv1.AdmissionResponse{
Result: &metav1.Status{
Message: err.Error(),
},
}
}
func validationResult(allowed bool, msg string) *admv1.AdmissionResponse {
var result *metav1.Status
if msg != "" {
result = &metav1.Status{
Message: msg,
}
}
return &admv1.AdmissionResponse{
Allowed: allowed,
Result: result,
}
}