107 lines
3.0 KiB
Go
107 lines
3.0 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 remediation
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import (
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"context"
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"k8s.io/apimachinery/pkg/api/meta"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/sets"
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"sigs.k8s.io/controller-runtime/pkg/client"
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clusterv1alpha1 "github.com/karmada-io/karmada/pkg/apis/cluster/v1alpha1"
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remedyv1alpha1 "github.com/karmada-io/karmada/pkg/apis/remedy/v1alpha1"
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)
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func isRemedyWorkOnCluster(remedy *remedyv1alpha1.Remedy, cluster *clusterv1alpha1.Cluster) bool {
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if remedy.Spec.ClusterAffinity == nil {
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return true
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}
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for _, clusterName := range remedy.Spec.ClusterAffinity.ClusterNames {
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if clusterName == cluster.Name {
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return true
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}
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}
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return false
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}
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func remedyDecisionMatchWithCluster(decisionMatches []remedyv1alpha1.DecisionMatch, conditions []metav1.Condition) bool {
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if decisionMatches == nil {
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return true
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}
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if conditions == nil {
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return false
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}
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for _, decisionMatch := range decisionMatches {
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if decisionMatch.ClusterConditionMatch == nil {
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continue
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}
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conditionType := decisionMatch.ClusterConditionMatch.ConditionType
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findStatusCondition := meta.FindStatusCondition(conditions, string(conditionType))
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if findStatusCondition == nil {
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continue
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}
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status := decisionMatch.ClusterConditionMatch.ConditionStatus
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switch decisionMatch.ClusterConditionMatch.Operator {
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case remedyv1alpha1.ClusterConditionEqual:
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if status == string(findStatusCondition.Status) {
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return true
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}
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case remedyv1alpha1.ClusterConditionNotEqual:
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if status != string(findStatusCondition.Status) {
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return true
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}
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}
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}
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return false
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}
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func calculateActions(clusterRelatedRemedies []*remedyv1alpha1.Remedy, cluster *clusterv1alpha1.Cluster) []string {
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actionSet := sets.NewString()
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for _, remedy := range clusterRelatedRemedies {
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if remedyDecisionMatchWithCluster(remedy.Spec.DecisionMatches, cluster.Status.Conditions) {
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for _, action := range remedy.Spec.Actions {
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actionSet.Insert(string(action))
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}
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}
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}
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return actionSet.List()
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}
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func getClusterRelatedRemedies(ctx context.Context, client client.Client, cluster *clusterv1alpha1.Cluster) ([]*remedyv1alpha1.Remedy, error) {
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remedyList := &remedyv1alpha1.RemedyList{}
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if err := client.List(ctx, remedyList); err != nil {
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return nil, err
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}
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var clusterRelatedRemedies []*remedyv1alpha1.Remedy
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for index := range remedyList.Items {
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remedy := remedyList.Items[index]
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if isRemedyWorkOnCluster(&remedy, cluster) {
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clusterRelatedRemedies = append(clusterRelatedRemedies, &remedy)
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}
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}
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return clusterRelatedRemedies, nil
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}
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