prerm is in open-infrastructure-container-tools 20180218-2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 | #!/bin/sh
set -e
case "${1}" in
	remove|upgrade|deconfigure)
		update-alternatives --quiet --remove container-tools_script /usr/share/container-tools/scripts/debootstrap
		update-alternatives --quiet --remove container-tools_script /usr/share/container-tools/scripts/curl
		update-alternatives --quiet --remove container-tools_script /usr/share/container-tools/scripts/progress-linux
		update-alternatives --quiet --remove container-tools_script /usr/share/container-tools/scripts/debian
		;;
	failed-upgrade)
		;;
	*)
		echo "prerm called with unknown argument \`${1}'" >&2
		exit 1
		;;
esac
# Automatically added by dh_installsystemd/11.1.4ubuntu1
if [ -d /run/systemd/system ] && [ "$1" = remove ]; then
	deb-systemd-invoke stop 'container-auto.service' >/dev/null || true
fi
# End automatically added section
exit 0
 |