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k8supdates: label nodes with k8s component hash

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This commit is contained in:
Leonard Cohnen 2022-12-06 18:48:01 +01:00 • committed by 3u13r
parent 1466c12972
commit a1161ae05d
30 changed files with 869 additions and 18 deletions
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16
bootstrapper/internal/kubernetes/k8sapi/kubectl/kubectl.go
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@ -67,6 +67,22 @@ func (k *Kubectl) CreateConfigMap(ctx context.Context, configMap corev1.ConfigMa
return nil
}
// AnnotateNode adds the provided annotations to the node, identified by name.
func (k *Kubectl) AnnotateNode(ctx context.Context, nodeName, annotationKey, annotationValue string) error {
return retry.RetryOnConflict(retry.DefaultRetry, func() error {
node, err := k.CoreV1().Nodes().Get(ctx, nodeName, metav1.GetOptions{})
if err != nil {
return err
}
if node.Annotations == nil {
node.Annotations = map[string]string{}
}
node.Annotations[annotationKey] = annotationValue
_, err = k.CoreV1().Nodes().Update(ctx, node, metav1.UpdateOptions{})
return err
})
}
// ListAllNamespaces returns all namespaces in the cluster.
func (k *Kubectl) ListAllNamespaces(ctx context.Context) (*corev1.NamespaceList, error) {
return k.CoreV1().Namespaces().List(ctx, metav1.ListOptions{})