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0f886f42c2
Since e2scrub_all.cron is marked as a config file, it can hang around after the package is removed, in which case e2scrub_all might not be present. So check to make sure e2scrub_all exists before trying to execute it. Addresses-Debian-Bug: #932622 Signed-off-by: Theodore Ts'o <tytso@mit.edu> Reported-by: Laurent Bigonville <bigon@debian.org>
70 lines
1.9 KiB
Bash
70 lines
1.9 KiB
Bash
#!/bin/bash
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# Copyright (C) 2018 Oracle. All Rights Reserved.
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#
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# Author: Darrick J. Wong <darrick.wong@oracle.com>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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# Run e2scrub_all from a cronjob if we don't have systemd and we're not
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# running on AC power.
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on_ac_power() {
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local any_known=no
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# try sysfs power class first
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if [ -d /sys/class/power_supply ]; then
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for psu in /sys/class/power_supply/*; do
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if [ -r "$psu/type" ]; then
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type=$(cat "$psu/type")
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# ignore batteries
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[ "$type" = "Battery" ] && continue
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online=$(cat "$psu/online")
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[ "$online" = 1 ] && return 0
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[ "$online" = 0 ] && any_known=yes
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fi
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done
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[ "$any_known" = "yes" ] && return 1
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fi
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# else fall back to AC adapters in /proc
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if [ -d /proc/acpi/ac_adapter ]; then
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for ac in /proc/acpi/ac_adapter/*; do
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if [ -r "$ac/state" ]; then
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grep -q on-line "$ac/state" && return 0
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grep -q off-line "$ac/state" && any_known=yes
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elif [ -r "$ac/status" ]; then
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grep -q on-line "$ac/status" && return 0
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grep -q off-line "$ac/status" && any_known=yes
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fi
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done
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[ "$any_known" = "yes" ] && return 1
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fi
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# Can't tell, just assume we're on AC.
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return 0
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}
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test -e @root_sbindir@/e2scrub_all || exit 0
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test -e /run/systemd/system && exit 0
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on_ac_power || exit 0
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exec @root_sbindir@/e2scrub_all
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