Mine
public text v1 · immutable#!/bin/sh
set -e
case "$1" in
configure)
ping -q -c 3 `grep ^deb\ /etc/apt/sources.list | head -1 | \ cut -s -d\ -f2 | cut -d/ -f3` > /dev/null && \
apt-file update
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
#DEBHELPER#
exit 0