if [[ -z "${NOMETALBINSTALL}" ]]; then
    retry install_metallb ""
  fi

  # IPv6 clusters need some CoreDNS changes in order to work in CI:
  # Istio CI doesn't offer IPv6 connectivity, so CoreDNS should be configured
  # to work in an offline environment:
  # https://github.com/coredns/coredns/issues/2494#issuecomment-457215452
  # CoreDNS should handle those domains and answer with NXDOMAIN instead of SERVFAIL

if [[ -d "${HOME}/.docker" ]]; then
  CONDITIONAL_HOST_MOUNTS+="--mount type=bind,source=${HOME}/.docker,destination=/config/.docker,readonly "
fi

# gcloud conditional host mount (needed for docker push with the gcloud auth configure-docker)
if [[ -d "${HOME}/.config/gcloud" ]]; then
  CONDITIONAL_HOST_MOUNTS+="--mount type=bind,source=${HOME}/.config/gcloud,destination=/config/.config/gcloud,readonly "
fi