endpoints = append(endpoints, fmt.Sprintf("%s=%s", member.Name, member.PeerURL))
		}

		defaultArguments = kubeadmapi.SetArgValues(defaultArguments, "initial-cluster", strings.Join(endpoints, ","), 1)
		defaultArguments = kubeadmapi.SetArgValues(defaultArguments, "initial-cluster-state", "existing", 1)
	}

	command := []string{"etcd"}