#!/bin/sh
set -e
crondir="/var/spool/cron"
action="$1"
if [ "$action" != configure ]; then
exit 0
fi
# Add group for crontabs
getent group crontab > /dev/null 2>&1 || addgroup --system crontab
# Fixup crontab binary for new group 'crontab'.
if ! dpkg-statoverride --list /usr/bin/crontab > /dev/null ; then
dpkg-statoverride --update --add root crontab 2755 /usr/bin/crontab
fi
# Fixup crontab , directory and files for new group 'crontab'.
# Can't use dpkg-statoverride for this because it doesn't cooperate nicely
# with cron alternatives such as bcron
if [ -d $crondir/crontabs ] ; then
chown root:crontab $crondir/crontabs
chmod 1730 $crondir/crontabs
# This used to be done conditionally. For versions prior to "3.0pl1-81"
# It has been disabled to suit cron alternative such as bcron.
cd $crondir/crontabs
set +e
# Iterate over each entry in the spool directory, perform some sanity
# checks (see CVE-2017-9525), and chown/chgroup the crontabs
for tab_name in *
do
[ "$tab_name" = "*" ] && continue
tab_links=`stat -c '%h' "$tab_name"`
tab_owner=`stat -c '%U' "$tab_name"`
if [ ! -f "$tab_name" ]
then
echo "Warning: $tab_name is not a regular file!"
continue
elif [ "$tab_links" -ne 1 ]
then
echo "Warning: $tab_name has more than one hard link!"
continue
elif [ "$tab_owner" != "$tab_name" ]
then
echo "Warning: $tab_name name differs from owner $tab_owner!"
continue
fi
chown "$tab_owner:crontab" "$tab_name"
chmod 600 "$tab_name"
done
set -e
fi
# Automatically added by dh_installinit/13.6ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -z "${DPKG_ROOT:-}" ] && [ -x "/etc/init.d/cron" ]; then
update-rc.d cron defaults >/dev/null
if [ -n "$2" ]; then
_dh_action=restart
else
_dh_action=start
fi
invoke-rc.d --skip-systemd-native cron $_dh_action || exit 1
fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.6ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask 'cron.service' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'cron.service'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'cron.service' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'cron.service' >/dev/null || true
fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.6ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -d /run/systemd/system ]; then
systemctl --system daemon-reload >/dev/null || true
if [ -n "$2" ]; then
_dh_action=restart
else
_dh_action=start
fi
deb-systemd-invoke $_dh_action 'cron.service' >/dev/null || true
fi
fi
# End automatically added section
Mini Shell