{
			name:            "dual-stack host: defaultEndpoint set to 127.0.0.1:7073",
			proxy:           &dsProxy,
			defaultEndpoint: "127.0.0.1:7073",
			expectedAddr:    "127.0.0.1",
			expectedPort:    7073,
		},
		{
			name:            "dual-stack host: defaultEndpoint set to [::1]:7073",
			proxy:           &dsProxy,
			defaultEndpoint: "[::1]:7073",
			expectedAddr:    "::1",
			expectedPort:    7073,
		},

  ln -s -f "${mount_point}/srv/kubernetes" /etc/srv/kubernetes
  # Directory for kube-apiserver to store SSH key (if necessary).
  mkdir -p "${mount_point}/srv/sshproxy"
  ln -s -f "${mount_point}/srv/sshproxy" /etc/srv/sshproxy

  chown -R etcd "${mount_point}/var/etcd"
  chgrp -R etcd "${mount_point}/var/etcd"
}

# append_or_replace_prefixed_line ensures:
# 1. the specified file exists