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strategy.go
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strategy.go
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// SPDX-FileCopyrightText: 2023 SAP SE or an SAP affiliate company and IronCore contributors
// SPDX-License-Identifier: Apache-2.0
package bucket
import (
"context"
"fmt"
"github.com/ironcore-dev/ironcore/internal/api"
"github.com/ironcore-dev/ironcore/internal/apis/storage"
"github.com/ironcore-dev/ironcore/internal/apis/storage/validation"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/util/validation/field"
"k8s.io/apiserver/pkg/registry/generic"
apisrvstorage "k8s.io/apiserver/pkg/storage"
"k8s.io/apiserver/pkg/storage/names"
"k8s.io/client-go/tools/cache"
"sigs.k8s.io/structured-merge-diff/v4/fieldpath"
)
func GetAttrs(obj runtime.Object) (labels.Set, fields.Set, error) {
bucket, ok := obj.(*storage.Bucket)
if !ok {
return nil, nil, fmt.Errorf("given object is not a Bucket")
}
return bucket.Labels, SelectableFields(bucket), nil
}
func MatchBucket(label labels.Selector, field fields.Selector) apisrvstorage.SelectionPredicate {
return apisrvstorage.SelectionPredicate{
Label: label,
Field: field,
GetAttrs: GetAttrs,
IndexFields: []string{storage.BucketBucketPoolRefNameField},
}
}
func bucketBucketPoolRefName(bucket *storage.Bucket) string {
if bucketPoolRef := bucket.Spec.BucketPoolRef; bucketPoolRef != nil {
return bucketPoolRef.Name
}
return ""
}
func bucketBucketClassRefName(bucket *storage.Bucket) string {
if bucketClassRef := bucket.Spec.BucketClassRef; bucketClassRef != nil {
return bucketClassRef.Name
}
return ""
}
func SelectableFields(bucket *storage.Bucket) fields.Set {
fieldsSet := make(fields.Set)
fieldsSet[storage.BucketBucketPoolRefNameField] = bucketBucketPoolRefName(bucket)
fieldsSet[storage.BucketBucketClassRefNameField] = bucketBucketClassRefName(bucket)
return generic.AddObjectMetaFieldsSet(fieldsSet, &bucket.ObjectMeta, true)
}
func BucketPoolRefNameIndexFunc(obj any) ([]string, error) {
bucket, ok := obj.(*storage.Bucket)
if !ok {
return nil, fmt.Errorf("not a bucket")
}
return []string{bucketBucketPoolRefName(bucket)}, nil
}
func BucketPoolRefNameTriggerFunc(obj runtime.Object) string {
return bucketBucketPoolRefName(obj.(*storage.Bucket))
}
func Indexers() *cache.Indexers {
return &cache.Indexers{
apisrvstorage.FieldIndex(storage.BucketBucketPoolRefNameField): BucketPoolRefNameIndexFunc,
}
}
type bucketStrategy struct {
runtime.ObjectTyper
names.NameGenerator
}
var Strategy = bucketStrategy{api.Scheme, names.SimpleNameGenerator}
func (bucketStrategy) NamespaceScoped() bool {
return true
}
func (bucketStrategy) PrepareForCreate(ctx context.Context, obj runtime.Object) {
}
func (bucketStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) {
}
func (bucketStrategy) Validate(ctx context.Context, obj runtime.Object) field.ErrorList {
bucket := obj.(*storage.Bucket)
return validation.ValidateBucket(bucket)
}
func (bucketStrategy) WarningsOnCreate(ctx context.Context, obj runtime.Object) []string {
return nil
}
func (bucketStrategy) AllowCreateOnUpdate() bool {
return false
}
func (bucketStrategy) AllowUnconditionalUpdate() bool {
return false
}
func (bucketStrategy) Canonicalize(obj runtime.Object) {
}
func (bucketStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {
newBucket, oldBucket := obj.(*storage.Bucket), old.(*storage.Bucket)
return validation.ValidateBucketUpdate(newBucket, oldBucket)
}
func (bucketStrategy) WarningsOnUpdate(ctx context.Context, obj, old runtime.Object) []string {
return nil
}
type bucketStatusStrategy struct {
bucketStrategy
}
var StatusStrategy = bucketStatusStrategy{Strategy}
func (bucketStatusStrategy) GetResetFields() map[fieldpath.APIVersion]*fieldpath.Set {
return map[fieldpath.APIVersion]*fieldpath.Set{
"storage.ironcore.dev/v1alpha1": fieldpath.NewSet(
fieldpath.MakePathOrDie("spec"),
),
}
}
func (bucketStatusStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Object) {
newBucket := obj.(*storage.Bucket)
oldBucket := old.(*storage.Bucket)
newBucket.Spec = oldBucket.Spec
}
func (bucketStatusStrategy) ValidateUpdate(ctx context.Context, obj, old runtime.Object) field.ErrorList {
return nil
}
func (bucketStatusStrategy) WarningsOnUpdate(cxt context.Context, obj, old runtime.Object) []string {
return nil
}