prerm is in shorewall-lite 5.1.12.2-1.
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 | #!/bin/sh -e
case "$1" in
# do not stop the firewall during an upgrade
remove)
if [ -d "/run/systemd/system" ] && [ -f "/lib/systemd/system/shorewall-lite.service" ]
then
deb-systemd-invoke stop shorewall-lite.service
elif [ -f "/etc/init.d/shorewall-lite" ]
then
if [ -x "/usr/sbin/invoke-rc.d" ]
then
invoke-rc.d shorewall-lite stop
else
/etc/init.d/shorewall-lite stop
fi
fi
;;
upgrade|deconfigure|failed-upgrade)
;;
*)
echo "prerem called with unknown argument \`$1\'" >&2
exit 1
;;
esac
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