Current File : /var/lib/dpkg/info/cron-daemon-common.postinst
#!/bin/sh
set -e
crondir="/var/spool/cron"
action="$1"
# Automatically added by dh_installsysusers/13.14.1ubuntu5
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
systemd-sysusers ${DPKG_ROOT:+--root="$DPKG_ROOT"} cron-daemon-common.conf
fi
# End automatically added section
# Automatically added by dh_installtmpfiles/13.14.1ubuntu5
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
if [ -x "$(command -v systemd-tmpfiles)" ]; then
systemd-tmpfiles ${DPKG_ROOT:+--root="$DPKG_ROOT"} --create cron-daemon-common.conf || true
fi
fi
# End automatically added section
if [ "$action" != configure ]; then
exit 0
fi
# Add group for crontabs
getent group crontab > /dev/null 2>&1 || addgroup --system crontab
# 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
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