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vspheredatacenterconfig_webhook.go
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vspheredatacenterconfig_webhook.go
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// Copyright Amazon.com Inc. or its affiliates. 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 v1alpha1
import (
"fmt"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/util/validation/field"
ctrl "sigs.k8s.io/controller-runtime"
logf "sigs.k8s.io/controller-runtime/pkg/log"
"sigs.k8s.io/controller-runtime/pkg/webhook"
)
// log is for logging in this package.
var vspheredatacenterconfiglog = logf.Log.WithName("vspheredatacenterconfig-resource")
func (r *VSphereDatacenterConfig) SetupWebhookWithManager(mgr ctrl.Manager) error {
return ctrl.NewWebhookManagedBy(mgr).
For(r).
Complete()
}
// EDIT THIS FILE! THIS IS SCAFFOLDING FOR YOU TO OWN!
// change verbs to "verbs=create;update;delete" if you want to enable deletion validation.
//+kubebuilder:webhook:path=/validate-anywhere-eks-amazonaws-com-v1alpha1-vspheredatacenterconfig,mutating=false,failurePolicy=fail,sideEffects=None,groups=anywhere.eks.amazonaws.com,resources=vspheredatacenterconfigs,verbs=create;update,versions=v1alpha1,name=validation.vspheredatacenterconfig.anywhere.amazonaws.com,admissionReviewVersions={v1,v1beta1}
var _ webhook.Validator = &VSphereDatacenterConfig{}
// ValidateCreate implements webhook.Validator so a webhook will be registered for the type
func (r *VSphereDatacenterConfig) ValidateCreate() error {
vspheredatacenterconfiglog.Info("validate create", "name", r.Name)
if r.IsReconcilePaused() {
vspheredatacenterconfiglog.Info("VSphereDatacenterConfig is paused, so allowing create", "name", r.Name)
return nil
}
return apierrors.NewBadRequest("Creating new VSphereDatacenterConfig on existing cluster is not supported")
}
// ValidateUpdate implements webhook.Validator so a webhook will be registered for the type
func (r *VSphereDatacenterConfig) ValidateUpdate(old runtime.Object) error {
vspheredatacenterconfiglog.Info("validate update", "name", r.Name)
oldDatacenterConfig, ok := old.(*VSphereDatacenterConfig)
if !ok {
return apierrors.NewBadRequest(fmt.Sprintf("expected a VSphereDataCenterConfig but got a %T", old))
}
var allErrs field.ErrorList
allErrs = append(allErrs, validateImmutableFieldsVSphereCluster(r, oldDatacenterConfig)...)
if len(allErrs) == 0 {
return nil
}
return apierrors.NewInvalid(GroupVersion.WithKind(VSphereDatacenterKind).GroupKind(), r.Name, allErrs)
}
func validateImmutableFieldsVSphereCluster(new, old *VSphereDatacenterConfig) field.ErrorList {
if old.IsReconcilePaused() {
vspheredatacenterconfiglog.Info("Reconciliation is paused")
return nil
}
var allErrs field.ErrorList
if old.Spec.Server != new.Spec.Server {
allErrs = append(
allErrs,
field.Invalid(field.NewPath("spec", "server"), new.Spec.Server, "field is immutable"),
)
}
if old.Spec.Datacenter != new.Spec.Datacenter {
allErrs = append(
allErrs,
field.Invalid(field.NewPath("spec", "datacenter"), new.Spec.Datacenter, "field is immutable"),
)
}
if old.Spec.Network != new.Spec.Network {
allErrs = append(
allErrs,
field.Invalid(field.NewPath("spec", "network"), new.Spec.Network, "field is immutable"),
)
}
if old.Spec.Insecure != new.Spec.Insecure {
allErrs = append(
allErrs,
field.Invalid(field.NewPath("spec", "insecure"), new.Spec.Insecure, "field is immutable"),
)
}
if old.Spec.Thumbprint != new.Spec.Thumbprint {
allErrs = append(
allErrs,
field.Invalid(field.NewPath("spec", "thumbprint"), new.Spec.Thumbprint, "field is immutable"),
)
}
return allErrs
}
// ValidateDelete implements webhook.Validator so a webhook will be registered for the type
func (r *VSphereDatacenterConfig) ValidateDelete() error {
vspheredatacenterconfiglog.Info("validate delete", "name", r.Name)
// TODO(user): fill in your validation logic upon object deletion.
return nil
}