CONFIG=${DEFAULT_CLUSTER_YAML}
  fi

  # Configure the cluster IP Family if explicitly set
  if [ "${IP_FAMILY}" != "ipv4" ]; then
    grep "ipFamily: ${IP_FAMILY}" "${CONFIG}" || \
    cat <<EOF >> "${CONFIG}"
networking:
  ipFamily: ${IP_FAMILY}
EOF
  fi

  KIND_WAIT_FLAG="--wait=180s"
  KIND_DISABLE_CNI="false"
  if [[ -n "${KUBERNETES_CNI:-}" ]]; then
    unset KIND_WAIT_FLAG