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