mirror of https://github.com/k3s-io/k3s
119 lines
4.1 KiB
Go
119 lines
4.1 KiB
Go
/*
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Copyright 2014 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package resourcequota
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import (
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"fmt"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/validation"
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"k8s.io/kubernetes/pkg/fields"
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"k8s.io/kubernetes/pkg/labels"
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"k8s.io/kubernetes/pkg/registry/generic"
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"k8s.io/kubernetes/pkg/runtime"
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"k8s.io/kubernetes/pkg/util/validation/field"
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)
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// resourcequotaStrategy implements behavior for ResourceQuota objects
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type resourcequotaStrategy struct {
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runtime.ObjectTyper
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api.NameGenerator
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}
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// Strategy is the default logic that applies when creating and updating ResourceQuota
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// objects via the REST API.
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var Strategy = resourcequotaStrategy{api.Scheme, api.SimpleNameGenerator}
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// NamespaceScoped is true for resourcequotas.
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func (resourcequotaStrategy) NamespaceScoped() bool {
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return true
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}
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// PrepareForCreate clears fields that are not allowed to be set by end users on creation.
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func (resourcequotaStrategy) PrepareForCreate(ctx api.Context, obj runtime.Object) {
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resourcequota := obj.(*api.ResourceQuota)
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resourcequota.Status = api.ResourceQuotaStatus{}
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}
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// PrepareForUpdate clears fields that are not allowed to be set by end users on update.
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func (resourcequotaStrategy) PrepareForUpdate(ctx api.Context, obj, old runtime.Object) {
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newResourcequota := obj.(*api.ResourceQuota)
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oldResourcequota := old.(*api.ResourceQuota)
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newResourcequota.Status = oldResourcequota.Status
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}
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// Validate validates a new resourcequota.
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func (resourcequotaStrategy) Validate(ctx api.Context, obj runtime.Object) field.ErrorList {
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resourcequota := obj.(*api.ResourceQuota)
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return validation.ValidateResourceQuota(resourcequota)
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}
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// Canonicalize normalizes the object after validation.
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func (resourcequotaStrategy) Canonicalize(obj runtime.Object) {
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}
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// AllowCreateOnUpdate is false for resourcequotas.
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func (resourcequotaStrategy) AllowCreateOnUpdate() bool {
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return false
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}
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// ValidateUpdate is the default update validation for an end user.
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func (resourcequotaStrategy) ValidateUpdate(ctx api.Context, obj, old runtime.Object) field.ErrorList {
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errorList := validation.ValidateResourceQuota(obj.(*api.ResourceQuota))
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return append(errorList, validation.ValidateResourceQuotaUpdate(obj.(*api.ResourceQuota), old.(*api.ResourceQuota))...)
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}
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func (resourcequotaStrategy) AllowUnconditionalUpdate() bool {
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return true
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}
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type resourcequotaStatusStrategy struct {
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resourcequotaStrategy
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}
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var StatusStrategy = resourcequotaStatusStrategy{Strategy}
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func (resourcequotaStatusStrategy) PrepareForUpdate(ctx api.Context, obj, old runtime.Object) {
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newResourcequota := obj.(*api.ResourceQuota)
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oldResourcequota := old.(*api.ResourceQuota)
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newResourcequota.Spec = oldResourcequota.Spec
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}
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func (resourcequotaStatusStrategy) ValidateUpdate(ctx api.Context, obj, old runtime.Object) field.ErrorList {
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return validation.ValidateResourceQuotaStatusUpdate(obj.(*api.ResourceQuota), old.(*api.ResourceQuota))
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}
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// MatchResourceQuota returns a generic matcher for a given label and field selector.
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func MatchResourceQuota(label labels.Selector, field fields.Selector) *generic.SelectionPredicate {
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return &generic.SelectionPredicate{
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Label: label,
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Field: field,
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GetAttrs: func(obj runtime.Object) (labels.Set, fields.Set, error) {
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resourcequotaObj, ok := obj.(*api.ResourceQuota)
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if !ok {
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return nil, nil, fmt.Errorf("not a resourcequota")
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}
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return labels.Set(resourcequotaObj.Labels), ResourceQuotaToSelectableFields(resourcequotaObj), nil
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},
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}
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}
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// ResourceQuotaToSelectableFields returns a field set that represents the object
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func ResourceQuotaToSelectableFields(resourcequota *api.ResourceQuota) fields.Set {
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return generic.ObjectMetaFieldsSet(&resourcequota.ObjectMeta, true)
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}
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