#!/bin/sh -f
#
# Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
#
NAME=$0
# get the right return code for fsck
repair2fsck_code() {
case $1 in
0) return 0 # everything is ok
;;
1) echo "$NAME error: xfs_repair could not fix the filesystem." 1>&2
return 4 # errors left uncorrected
;;
2) echo "$NAME error: The filesystem log is dirty, mount it to recover" \
"the log. If that fails, refer to the section DIRTY LOGS in the" \
"xfs_repair manual page." 1>&2
return 4 # dirty log, don't do anything and let the user solve it
;;
4) return 1 # The fs has been fixed
;;
127)
echo "$NAME error: xfs_repair was not found!" 1>&2
return 4
;;
*) echo "$NAME error: An unknown return code from xfs_repair '$1'" 1>&2
return 4 # something went wrong with xfs_repair
esac
}
AUTO=false
FORCE=false
REPAIR=false
while getopts ":aApyf" c
do
case $c in
a|A|p) AUTO=true;;
y) REPAIR=true;;
f) FORCE=true;;
esac
done
eval DEV=\${$#}
if [ ! -e $DEV ]; then
echo "$0: $DEV does not exist"
exit 8
fi
# The flag -f is added by systemd/init scripts when /forcefsck file is present
# or fsck.mode=force is used during boot; an unclean shutdown won't trigger
# this check, user has to explicitly require a forced fsck.
# But first of all, test if it is a non-interactive session.
# Invoking xfs_repair via fsck.xfs is only intended to happen via initscripts.
# Normal administrative filesystem repairs should always invoke xfs_repair
# directly.
#
# Use multiple methods to capture most of the cases:
# The case for *i* and -n "$PS1" are commonly suggested in bash manual
# and the -t 0 test checks stdin
case $- in
*i*) FORCE=false ;;
esac
if [ -n "$PS1" -o -t 0 ]; then
FORCE=false
fi
if $FORCE; then
xfs_repair -e $DEV
error=$?
if [ $error -eq 2 ] && [ $REPAIR = true ]; then
echo "Replaying log for $DEV"
mkdir -p /tmp/repair_mnt || exit 1
for x in $(cat /proc/cmdline); do
case $x in
root=*)
ROOT="${x#root=}"
;;
rootflags=*)
ROOTFLAGS="-o ${x#rootflags=}"
;;
esac
done
test -b "$ROOT" || ROOT=$(blkid -t "$ROOT" -o device)
if [ $(basename $DEV) = $(basename $ROOT) ]; then
mount $DEV /tmp/repair_mnt $ROOTFLAGS || exit 1
else
mount $DEV /tmp/repair_mnt || exit 1
fi
umount /tmp/repair_mnt
xfs_repair -e $DEV
error=$?
rm -d /tmp/repair_mnt
fi
repair2fsck_code $error
exit $?
fi
if $AUTO; then
echo "$0: XFS file system."
else
echo "If you wish to check the consistency of an XFS filesystem or"
echo "repair a damaged filesystem, see xfs_repair(8)."
fi
exit 0
Mini Shell