kind: KubeadmControlPlane
apiVersion: controlplane.cluster.x-k8s.io/v1alpha3
metadata:
  name: cluster-controlplane
spec:
  replicas: 3
  machineTemplate:
    infrastructureRef:
      kind: Metal3MachineTemplate
      apiVersion: infrastructure.cluster.x-k8s.io/v1alpha5
      name: cluster-controlplane-2