post_install() {
  # we don't want use systemd-tmpfiles here because
  # the package dependency would create a circular dep.
  if [[ ! -d run/uuidd ]]; then
    # refer to uid/gid by number to avoid dependency on filesystem
    install -o 68 -g 68 -dm755 run/uuidd
  fi
}

post_upgrade() {
  post_install
}