JezK
Edit File: e2scrub_all_cron
#!/bin/bash # Copyright (C) 2018 Oracle. All Rights Reserved. # # Author: Darrick J. Wong <darrick.wong@oracle.com> # # This program is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License # as published by the Free Software Foundation; either version 2 # of the License, or (at your option) any later version. # # This program is distributed in the hope that it would be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write the Free Software Foundation, # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. # Run e2scrub_all from a cronjob if we don't have systemd and we're not # running on AC power. on_ac_power() { local any_known=no # try sysfs power class first if [ -d /sys/class/power_supply ]; then for psu in /sys/class/power_supply/*; do if [ -r "$psu/type" ]; then type=$(cat "$psu/type") # ignore batteries [ "$type" = "Battery" ] && continue online=$(cat "$psu/online") [ "$online" = 1 ] && return 0 [ "$online" = 0 ] && any_known=yes fi done [ "$any_known" = "yes" ] && return 1 fi # else fall back to AC adapters in /proc if [ -d /proc/acpi/ac_adapter ]; then for ac in /proc/acpi/ac_adapter/*; do if [ -r "$ac/state" ]; then grep -q on-line "$ac/state" && return 0 grep -q off-line "$ac/state" && any_known=yes elif [ -r "$ac/status" ]; then grep -q on-line "$ac/status" && return 0 grep -q off-line "$ac/status" && any_known=yes fi done [ "$any_known" = "yes" ] && return 1 fi # Can't tell, just assume we're on AC. return 0 } test -e /sbin/e2scrub_all || exit 0 test -e /run/systemd/system && exit 0 on_ac_power || exit 0 exec /sbin/e2scrub_all