58 lines
1.9 KiB
Go
58 lines
1.9 KiB
Go
/*
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Copyright 2024 The Karmada 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 helper
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import (
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"context"
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"k8s.io/klog/v2"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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workv1alpha1 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha1"
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workv1alpha2 "github.com/karmada-io/karmada/pkg/apis/work/v1alpha2"
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"github.com/karmada-io/karmada/pkg/util/indexregistry"
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)
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// IndexWork creates index for Work.
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func IndexWork(ctx context.Context, mgr ctrl.Manager) error {
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err := mgr.GetFieldIndexer().IndexField(ctx, &workv1alpha1.Work{}, indexregistry.WorkIndexByResourceBindingID,
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IndexerFuncBasedOnLabel(workv1alpha2.ResourceBindingPermanentIDLabel))
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if err != nil {
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klog.Errorf("failed to create index for work, err: %v", err)
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return err
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}
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err = mgr.GetFieldIndexer().IndexField(ctx, &workv1alpha1.Work{}, indexregistry.WorkIndexByClusterResourceBindingID,
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IndexerFuncBasedOnLabel(workv1alpha2.ClusterResourceBindingPermanentIDLabel))
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if err != nil {
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klog.Errorf("failed to create index for work, err: %v", err)
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return err
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}
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return nil
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}
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// IndexerFuncBasedOnLabel returns an IndexerFunc used to index resource with the given key as label key.
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func IndexerFuncBasedOnLabel(key string) client.IndexerFunc {
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return func(obj client.Object) []string {
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val, ok := obj.GetLabels()[key]
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if !ok {
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return nil
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}
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return []string{val}
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}
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}
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