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#!/bin/sh
set -e
# inspired by the tor postinst script
# checking vlock group
gid="$(getent group vlock | cut -d ':' -f 3)"
if [ -z "$gid" ]; then
addgroup --quiet --system vlock
fi
# they are not available anymore, so they can be safely removed if they exist
for i in /usr/sbin/vlock-new /usr/sbin/vlock-current \
/usr/sbin/vlock-nosysrq /usr/lib/vlock/modules/new.so; do
if dpkg-statoverride --list "$i" >/dev/null 2>&1; then
dpkg-statoverride --remove "$i"
fi
done
# no statoverrides necessary for the following files anymore
for i in /usr/lib/vlock/modules/all.so /usr/sbin/vlock-main; do
if dpkg-statoverride --list "$i" >/dev/null 2>&1; then
dpkg-statoverride --remove "$i"
fi
done
# privileged modules
for i in /usr/lib/vlock/modules/nosysrq.so; do
if ! dpkg-statoverride --list "$i" >/dev/null 2>&1; then
dpkg-statoverride --update --add root vlock 0754 "$i"
fi
done
#DEBHELPER#
exit 0
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