{
  "CN": "etcd:{{ current_node['hostname'] }}",
  "hosts": [
    "kubernetes",
    "kubernetes.default",
    "kubernetes.default.svc",
    "kubernetes.default.svc.cluster.local",
    "127.0.0.1",
    "{{ current_node['hostname'] }}",
    "{{ current_node['ip'] }}",
    "{{ network.kube_service_ip }}"
  ],
  "key": {
    "algo": "rsa",
    "size": 2048
  }
}