58 lines
1.7 KiB
Go
58 lines
1.7 KiB
Go
/*
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Copyright 2022 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 cluster
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import (
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"context"
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utilerrors "k8s.io/apimachinery/pkg/util/errors"
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controllerruntime "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/client"
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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"
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)
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const (
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rbClusterKeyIndex = "rbSpec.clusters"
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crbClusterKeyIndex = "crbSpec.clusters"
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)
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// IndexField registers Indexer functions to controller manager.
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func IndexField(mgr controllerruntime.Manager) error {
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rbIndexerFunc := func(obj client.Object) []string {
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rb, ok := obj.(*workv1alpha2.ResourceBinding)
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if !ok {
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return nil
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}
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return util.GetBindingClusterNames(&rb.Spec)
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}
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crbIndexerFunc := func(obj client.Object) []string {
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crb, ok := obj.(*workv1alpha2.ClusterResourceBinding)
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if !ok {
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return nil
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}
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return util.GetBindingClusterNames(&crb.Spec)
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}
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return utilerrors.NewAggregate([]error{
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mgr.GetFieldIndexer().IndexField(context.TODO(), &workv1alpha2.ResourceBinding{}, rbClusterKeyIndex, rbIndexerFunc),
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mgr.GetFieldIndexer().IndexField(context.TODO(), &workv1alpha2.ClusterResourceBinding{}, crbClusterKeyIndex, crbIndexerFunc),
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})
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}
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