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#!/sbin/runscript
# Copyright 1999-2007 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
description="Check the root filesystem according to /etc/fstab for errors \
and optionally repair them."
do_mtab() {
# Don't create mtab if /etc is readonly
if ! printf "" 2>/dev/null >/etc/mtab ; then
ewarn "Skipping /etc/mtab initialization (ro root?)"
return 0
fi
ebegin "Updating /etc/mtab"
# Add the entry for / to mtab
mount -f /
# Don't list root more than once
grep -v "^[^ ]* / " /proc/mounts >> /etc/mtab
# Now make sure /etc/mtab have additional info (gid, etc) in there
local mnt=
mountinfo | while read mnt; do
if fstabinfo --quiet "${mnt}"; then
mount -f -o remount "${mnt}"
fi
done
# Remove stale backups
rm -f /etc/mtab~ /etc/mtab~~
eend 0
}
root_rw() {
echo 2>/dev/null >/.test.$$ || return 1
rm -f /.test.$$
}
do_fsck() {
local retval=0 opts= root=
case "${RC_UNAME}" in
FreeBSD) opts="-F";;
Linux) opts="-T -C0";;
esac
# Don't bother doing a fsck on these
if [ -n "${CDBOOT}" ] || is_net_fs / || is_union_fs / ; then
return 0
fi
if root_rw; then
einfo "root filesystem is mounted read-write - skipping"
return 0
fi
root=$(fstabinfo --blockdevice /)
[ ! -e "${root}" -a -e /dev/root ] && root=/dev/root
if [ -e /forcefsck ] || get_bootparam "forcefsck" ; then
ebegin "Checking root filesystem (full fsck forced)"
fsck ${opts} -f -n "${root}"
# /forcefsck isn't deleted because checkfs needs it.
# it'll be deleted in that script.
retval=$?
else
# Obey the fs_passno setting for / (see fstab(5))
local pass=$(fstabinfo --passno /)
if [ ${pass:-0} != "0" ] ; then
ebegin "Checking root filesystem"
fsck ${opts} -p "${root}"
retval=$?
else
ebegin "Skipping root filesystem check" "(fstab's passno == 0)"
retval=0
fi
fi
if [ ${retval} -eq 0 ] ; then
eend 0
elif [ ${retval} -eq 1 ] ; then
ewend 1 "Filesystem repaired"
retval=0
elif [ ${retval} -eq 8 ] ; then
ewend 1 $"Operational error, continuing"
retval=0
elif [ ${retval} -eq 2 -o ${retval} -eq 3 ] ; then
ewend 1 "Filesystem repaired, but reboot needed!"
if [ "${RC_FORCE_AUTO}" != "yes" ] ; then
printf "\a"; sleep 1; printf "\a"; sleep 1
printf "\a"; sleep 1; printf "\a"; sleep 1
ewarn "Rebooting in 10 seconds ..."
sleep 10
fi
einfo "Rebooting"
reboot -f
else
if [ "${RC_FORCE_AUTO}" = "yes" ] ; then
eend 2 "Rerunning fsck in force mode"
fsck ${opts} -y "${root}"
retval=$?
else
eend 2 "Filesystem couldn't be fixed :("
exec rc-abort || exit 1
fi
if [ ${retval} != "0" ] ; then
einfo "Unmounting filesystems"
if [ "${RC_UNAME}" = "Linux" ] ; then
mount -a -o remount,ro /
else
mount -u -o ro /
fi
einfo "Rebooting"
reboot -f
fi
fi
}
start() {
do_fsck || return 1
if ! root_rw; then
ebegin "Remounting root filesystem read/write"
if [ "${RC_UNAME}" = "Linux" ] ; then
mount -n -o remount,rw /
else
mount -u -o rw /
fi
eend $? "Root filesystem could not be mounted read/write" || return $?
fi
# Only Linux has mtab
[ "${RC_UNAME}" = "Linux" ] && do_mtab
# If the user's /dev/null or /dev/console are missing, we
# should help them out and explain how to rectify the situation
if [ ! -c /dev/null -o ! -c /dev/console ] ; then
if [ -e /usr/share/baselayout/issue.devfix ] ; then
# Backup current /etc/issue
if [ -e /etc/issue -a ! -e /etc/issue.devfix ] ; then
mv -f /etc/issue /etc/issue.devfix
fi
cp -f /usr/share/baselayout/issue.devfix /etc/issue
fi
fi
# We got here, so return 0
return 0
}
# vim: set ts=4 :
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