sigs.k8s.io/kueue@v0.6.2/pkg/webhooks/localqueue_webhook.go (about)

     1  /*
     2  Copyright 2022 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package webhooks
    18  
    19  import (
    20  	"context"
    21  
    22  	apivalidation "k8s.io/apimachinery/pkg/api/validation"
    23  	"k8s.io/apimachinery/pkg/runtime"
    24  	"k8s.io/apimachinery/pkg/util/validation/field"
    25  	"k8s.io/klog/v2"
    26  	ctrl "sigs.k8s.io/controller-runtime"
    27  	"sigs.k8s.io/controller-runtime/pkg/webhook"
    28  	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
    29  
    30  	kueue "sigs.k8s.io/kueue/apis/kueue/v1beta1"
    31  )
    32  
    33  type LocalQueueWebhook struct{}
    34  
    35  func setupWebhookForLocalQueue(mgr ctrl.Manager) error {
    36  	return ctrl.NewWebhookManagedBy(mgr).
    37  		For(&kueue.LocalQueue{}).
    38  		WithValidator(&LocalQueueWebhook{}).
    39  		Complete()
    40  }
    41  
    42  // +kubebuilder:webhook:path=/validate-kueue-x-k8s-io-v1beta1-localqueue,mutating=false,failurePolicy=fail,sideEffects=None,groups=kueue.x-k8s.io,resources=localqueues,verbs=create;update,versions=v1beta1,name=vlocalqueue.kb.io,admissionReviewVersions=v1
    43  
    44  var _ webhook.CustomValidator = &LocalQueueWebhook{}
    45  
    46  // ValidateCreate implements webhook.CustomValidator so a webhook will be registered for the type
    47  func (w *LocalQueueWebhook) ValidateCreate(ctx context.Context, obj runtime.Object) (admission.Warnings, error) {
    48  	q := obj.(*kueue.LocalQueue)
    49  	log := ctrl.LoggerFrom(ctx).WithName("localqueue-webhook")
    50  	log.V(5).Info("Validating create", "localQueue", klog.KObj(q))
    51  	return nil, ValidateLocalQueue(q).ToAggregate()
    52  }
    53  
    54  // ValidateUpdate implements webhook.CustomValidator so a webhook will be registered for the type
    55  func (w *LocalQueueWebhook) ValidateUpdate(ctx context.Context, oldObj, newObj runtime.Object) (admission.Warnings, error) {
    56  	newQ := newObj.(*kueue.LocalQueue)
    57  	oldQ := oldObj.(*kueue.LocalQueue)
    58  	log := ctrl.LoggerFrom(ctx).WithName("localqueue-webhook")
    59  	log.V(5).Info("Validating update", "localQueue", klog.KObj(newQ))
    60  	return nil, ValidateLocalQueueUpdate(newQ, oldQ).ToAggregate()
    61  }
    62  
    63  // ValidateDelete implements webhook.CustomValidator so a webhook will be registered for the type
    64  func (w *LocalQueueWebhook) ValidateDelete(ctx context.Context, obj runtime.Object) (admission.Warnings, error) {
    65  	return nil, nil
    66  }
    67  
    68  func ValidateLocalQueue(q *kueue.LocalQueue) field.ErrorList {
    69  	var allErrs field.ErrorList
    70  	clusterQueuePath := field.NewPath("spec", "clusterQueue")
    71  	allErrs = append(allErrs, validateNameReference(string(q.Spec.ClusterQueue), clusterQueuePath)...)
    72  	return allErrs
    73  }
    74  
    75  func ValidateLocalQueueUpdate(newObj, oldObj *kueue.LocalQueue) field.ErrorList {
    76  	return apivalidation.ValidateImmutableField(newObj.Spec.ClusterQueue, oldObj.Spec.ClusterQueue, field.NewPath("spec", "clusterQueue"))
    77  }