47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
/*
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Copyright 2023 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 util
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import (
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"fmt"
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"strings"
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"k8s.io/apimachinery/pkg/util/sets"
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clusterv1alpha1 "github.com/karmada-io/karmada/pkg/apis/cluster/v1alpha1"
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)
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// VerifyClustersExist verifies the clusters exist.
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func VerifyClustersExist(input []string, clusters *clusterv1alpha1.ClusterList) error {
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clusterSet := sets.NewString()
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for _, cluster := range clusters.Items {
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clusterSet.Insert(cluster.Name)
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}
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var nonExistClusters []string
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for _, cluster := range input {
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if !clusterSet.Has(cluster) {
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nonExistClusters = append(nonExistClusters, cluster)
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}
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}
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if len(nonExistClusters) != 0 {
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return fmt.Errorf("clusters don't exist: %s", strings.Join(nonExistClusters, ","))
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}
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return nil
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}
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