38 lines
1.2 KiB
Go
38 lines
1.2 KiB
Go
package util
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import (
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"context"
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coordinationv1 "k8s.io/api/coordination/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/klog/v2"
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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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)
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// SetLeaseOwnerFunc helps construct a newLeasePostProcessFunc which sets
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// a cluster OwnerReference to the given lease object.
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func SetLeaseOwnerFunc(c client.Client, clusterName string) func(lease *coordinationv1.Lease) error {
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return func(lease *coordinationv1.Lease) error {
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// Try to set owner reference every time when renewing the lease if it is not set, until successful.
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if len(lease.OwnerReferences) == 0 {
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clusterObj := &clusterv1alpha1.Cluster{}
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if err := c.Get(context.TODO(), client.ObjectKey{Name: clusterName}, clusterObj); err == nil {
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lease.OwnerReferences = []metav1.OwnerReference{
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{
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APIVersion: clusterObj.APIVersion,
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Kind: clusterObj.Kind,
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Name: clusterName,
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UID: clusterObj.UID,
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},
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}
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} else {
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klog.Errorf("failed to get cluster %q when trying to set owner ref to the cluster lease: %v", clusterName, err)
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return err
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}
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}
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return nil
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}
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}
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