110 lines
4.2 KiB
Go
110 lines
4.2 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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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 persistentvolumeclaim
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import (
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"fmt"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api/validation"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/fields"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/labels"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/registry/generic"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util/fielderrors"
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)
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// persistentvolumeclaimStrategy implements behavior for PersistentVolumeClaim objects
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type persistentvolumeclaimStrategy 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 PersistentVolumeClaim
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// objects via the REST API.
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var Strategy = persistentvolumeclaimStrategy{api.Scheme, api.SimpleNameGenerator}
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// NamespaceScoped is true for persistentvolumeclaims.
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func (persistentvolumeclaimStrategy) NamespaceScoped() bool {
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return true
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}
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// ResetBeforeCreate clears fields that are not allowed to be set by end users on creation.
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func (persistentvolumeclaimStrategy) PrepareForCreate(obj runtime.Object) {
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pv := obj.(*api.PersistentVolumeClaim)
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pv.Status = api.PersistentVolumeClaimStatus{}
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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 (persistentvolumeclaimStrategy) PrepareForUpdate(obj, old runtime.Object) {
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newPvc := obj.(*api.PersistentVolumeClaim)
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oldPvc := obj.(*api.PersistentVolumeClaim)
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newPvc.Status = oldPvc.Status
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}
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// Validate validates a new persistentvolumeclaim.
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func (persistentvolumeclaimStrategy) Validate(obj runtime.Object) fielderrors.ValidationErrorList {
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pvc := obj.(*api.PersistentVolumeClaim)
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return validation.ValidatePersistentVolumeClaim(pvc)
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}
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// AllowCreateOnUpdate is false for persistentvolumeclaims.
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func (persistentvolumeclaimStrategy) 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 (persistentvolumeclaimStrategy) ValidateUpdate(obj, old runtime.Object) fielderrors.ValidationErrorList {
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return validation.ValidatePersistentVolumeClaimUpdate(obj.(*api.PersistentVolumeClaim), old.(*api.PersistentVolumeClaim))
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}
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type persistentvolumeclaimStatusStrategy struct {
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persistentvolumeclaimStrategy
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}
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var StatusStrategy = persistentvolumeclaimStatusStrategy{Strategy}
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func (persistentvolumeclaimStatusStrategy) PrepareForUpdate(obj, old runtime.Object) {
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newPvc := obj.(*api.PersistentVolumeClaim)
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oldPvc := obj.(*api.PersistentVolumeClaim)
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newPvc.Spec = oldPvc.Spec
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}
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func (persistentvolumeclaimStatusStrategy) ValidateUpdate(obj, old runtime.Object) fielderrors.ValidationErrorList {
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return validation.ValidatePersistentVolumeClaimStatusUpdate(obj.(*api.PersistentVolumeClaim), old.(*api.PersistentVolumeClaim))
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}
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// MatchPersistentVolumeClaim returns a generic matcher for a given label and field selector.
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func MatchPersistentVolumeClaim(label labels.Selector, field fields.Selector) generic.Matcher {
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return generic.MatcherFunc(func(obj runtime.Object) (bool, error) {
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persistentvolumeclaimObj, ok := obj.(*api.PersistentVolumeClaim)
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if !ok {
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return false, fmt.Errorf("not a persistentvolumeclaim")
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}
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fields := PersistentVolumeClaimToSelectableFields(persistentvolumeclaimObj)
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return label.Matches(labels.Set(persistentvolumeclaimObj.Labels)) && field.Matches(fields), nil
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})
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}
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// PersistentVolumeClaimToSelectableFields returns a label set that represents the object
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// TODO: fields are not labels, and the validation rules for them do not apply.
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func PersistentVolumeClaimToSelectableFields(persistentvolumeclaim *api.PersistentVolumeClaim) labels.Set {
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return labels.Set{
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"name": persistentvolumeclaim.Name,
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}
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}
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