strategy.go

Documentation: k8s.io/kubernetes/pkg/registry/resource/resourceclaimtemplate

     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 resourceclaimtemplate
    18  
    19  import (
    20  	"context"
    21  	"errors"
    22  
    23  	"k8s.io/apimachinery/pkg/fields"
    24  	"k8s.io/apimachinery/pkg/labels"
    25  	"k8s.io/apimachinery/pkg/runtime"
    26  	"k8s.io/apimachinery/pkg/util/validation/field"
    27  	"k8s.io/apiserver/pkg/registry/generic"
    28  	"k8s.io/apiserver/pkg/storage/names"
    29  	"k8s.io/kubernetes/pkg/api/legacyscheme"
    30  	"k8s.io/kubernetes/pkg/apis/resource"
    31  	"k8s.io/kubernetes/pkg/apis/resource/validation"
    32  )
    33  
    34  // resourceClaimTemplateStrategy implements behavior for ResourceClaimTemplate objects
    35  type resourceClaimTemplateStrategy struct {
    36  	runtime.ObjectTyper
    37  	names.NameGenerator
    38  }
    39  
    40  var Strategy = resourceClaimTemplateStrategy{legacyscheme.Scheme, names.SimpleNameGenerator}
    41  
    42  func (resourceClaimTemplateStrategy) NamespaceScoped() bool {
    43  	return true
    44  }
    45  
    46  func (resourceClaimTemplateStrategy) PrepareForCreate(ctx context.Context, obj runtime.Object) {
    47  }
    48  
    49  func (resourceClaimTemplateStrategy) Validate(ctx context.Context, obj runtime.Object) field.ErrorList {
    50  	resourceClaimTemplate := obj.(*resource.ResourceClaimTemplate)
    51  	return validation.ValidateClaimTemplate(resourceClaimTemplate)
    52  }
    53  
    54  func (resourceClaimTemplateStrategy) WarningsOnCreate(ctx context.Context, obj runtime.Object) []string {
    55  	return nil
    56  }
    57  
    58  func (resourceClaimTemplateStrategy) Canonicalize(obj runtime.Object) {
    59  }
    60  
    61  func (resourceClaimTemplateStrategy) AllowCreateOnUpdate() bool {
    62  	return false
    63  }
    64  
    65  func (resourceClaimTemplateStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) {
    66  }
    67  
    68  func (resourceClaimTemplateStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {
    69  	errorList := validation.ValidateClaimTemplate(obj.(*resource.ResourceClaimTemplate))
    70  	return append(errorList, validation.ValidateClaimTemplateUpdate(obj.(*resource.ResourceClaimTemplate), old.(*resource.ResourceClaimTemplate))...)
    71  }
    72  
    73  func (resourceClaimTemplateStrategy) WarningsOnUpdate(ctx context.Context, obj, old runtime.Object) []string {
    74  	return nil
    75  }
    76  
    77  func (resourceClaimTemplateStrategy) AllowUnconditionalUpdate() bool {
    78  	return true
    79  }
    80  
    81  // GetAttrs returns labels and fields of a given object for filtering purposes.
    82  func GetAttrs(obj runtime.Object) (labels.Set, fields.Set, error) {
    83  	template, ok := obj.(*resource.ResourceClaimTemplate)
    84  	if !ok {
    85  		return nil, nil, errors.New("not a resourceclaimtemplate")
    86  	}
    87  	return labels.Set(template.Labels), toSelectableFields(template), nil
    88  }
    89  
    90  // toSelectableFields returns a field set that represents the object
    91  func toSelectableFields(template *resource.ResourceClaimTemplate) fields.Set {
    92  	fields := generic.ObjectMetaFieldsSet(&template.ObjectMeta, true)
    93  	return fields
    94  }
    95
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