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Diffstat (limited to 'scrub/e2scrub_all_cron.in')
| -rw-r--r-- | scrub/e2scrub_all_cron.in | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/scrub/e2scrub_all_cron.in b/scrub/e2scrub_all_cron.in new file mode 100644 index 0000000..fcfe415 --- /dev/null +++ b/scrub/e2scrub_all_cron.in @@ -0,0 +1,69 @@ +#!/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 @root_sbindir@/e2scrub_all || exit 0 +test -e /run/systemd/system && exit 0 +on_ac_power || exit 0 + +exec @root_sbindir@/e2scrub_all |