109 lines
3.5 KiB
Go
109 lines
3.5 KiB
Go
/*
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Copyright 2017 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 controllerrevision
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import (
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"errors"
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"k8s.io/apimachinery/pkg/fields"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/validation/field"
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genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
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"k8s.io/apiserver/pkg/registry/generic"
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"k8s.io/apiserver/pkg/registry/rest"
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apistorage "k8s.io/apiserver/pkg/storage"
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"k8s.io/apiserver/pkg/storage/names"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/apis/apps"
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"k8s.io/kubernetes/pkg/apis/apps/validation"
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)
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// strategy implements behavior for ConfigMap objects
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type strategy struct {
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runtime.ObjectTyper
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names.NameGenerator
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}
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// Strategy is the default logic that applies when creating and updating ControllerRevision
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// objects via the REST API.
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var Strategy = strategy{api.Scheme, names.SimpleNameGenerator}
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// Strategy should implement rest.RESTCreateStrategy
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var _ rest.RESTCreateStrategy = Strategy
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// Strategy should implement rest.RESTUpdateStrategy
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var _ rest.RESTUpdateStrategy = Strategy
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func (strategy) NamespaceScoped() bool {
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return true
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}
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func (strategy) Canonicalize(obj runtime.Object) {
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}
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func (strategy) AllowCreateOnUpdate() bool {
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return false
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}
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func (strategy) PrepareForCreate(ctx genericapirequest.Context, obj runtime.Object) {
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_ = obj.(*apps.ControllerRevision)
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}
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func (strategy) Validate(ctx genericapirequest.Context, obj runtime.Object) field.ErrorList {
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revision := obj.(*apps.ControllerRevision)
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return validation.ValidateControllerRevision(revision)
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}
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func (strategy) PrepareForUpdate(ctx genericapirequest.Context, newObj, oldObj runtime.Object) {
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_ = oldObj.(*apps.ControllerRevision)
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_ = newObj.(*apps.ControllerRevision)
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}
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func (strategy) AllowUnconditionalUpdate() bool {
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return true
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}
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func (strategy) ValidateUpdate(ctx genericapirequest.Context, newObj, oldObj runtime.Object) field.ErrorList {
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oldRevision, newRevision := oldObj.(*apps.ControllerRevision), newObj.(*apps.ControllerRevision)
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return validation.ValidateControllerRevisionUpdate(newRevision, oldRevision)
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}
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// ControllerRevisionToSelectableFields returns a field set that represents the object for matching purposes.
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func ControllerRevisionToSelectableFields(revision *apps.ControllerRevision) fields.Set {
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return generic.ObjectMetaFieldsSet(&revision.ObjectMeta, true)
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}
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// GetAttrs returns labels and fields of a given object for filtering purposes.
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func GetAttrs(obj runtime.Object) (labels.Set, fields.Set, error) {
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history, ok := obj.(*apps.ControllerRevision)
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if !ok {
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return nil, nil, errors.New("supplied object is not an ControllerRevision")
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}
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return labels.Set(history.ObjectMeta.Labels), ControllerRevisionToSelectableFields(history), nil
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}
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// MatchControllerRevision returns a generic matcher for a given label and field selector.
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func MatchControllerRevision(label labels.Selector, field fields.Selector) apistorage.SelectionPredicate {
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return apistorage.SelectionPredicate{
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Label: label,
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Field: field,
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GetAttrs: GetAttrs,
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}
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}
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