openrc/init.d/halt.sh.in
2008-10-08 18:32:39 +00:00

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#!@SHELL@
# Copyright 2007-2008 Roy Marples <roy@marples.name>
# All rights reserved. Released under the 2-clause BSD license.
. @SYSCONFDIR@/init.d/functions.sh
. "${RC_LIBDIR}"/sh/rc-functions.sh
[ -r @SYSCONFDIR@/conf.d/localmount ] && . @SYSCONFDIR@/conf.d/localmount
[ -r @SYSCONFDIR@/rc.conf ] && . @SYSCONFDIR@/rc.conf
# Support LiveCD foo
if [ -r /sbin/livecd-functions.sh ]; then
. /sbin/livecd-functions.sh
livecd_read_commandline
fi
stop_addon devfs
stop_addon udev
# Really kill things off before unmounting
if [ -x /sbin/killall5 ]; then
killall5 -15
killall5 -9
fi
# Flush all pending disk writes now
sync; sync
# If we are in a VPS, we don't need anything below here, because
# 1) we don't need (and by default can't) umount anything (VServer) or
# 2) the host utils take care of all umounting stuff (OpenVZ)
if [ "${RC_SYS}" = "VSERVER" -o "${RC_SYS}" = "OPENVZ" ]; then
[ "${RC_SYS}" = "OPENVZ" -a "$1" = "reboot" ] && echo "" > /reboot
if [ -e @SYSCONFDIR@/init.d/"$1".sh ]; then
. @SYSCONFDIR@/init.d/"$1".sh
else
exit 0
fi
fi
# If $svcdir is still mounted, preserve it if we can
mnt=$(mountinfo --node "${RC_SVCDIR}")
if [ -n "${mnt}" ] && \
rm -rf "${RC_LIBDIR}/tmp.$$" && \
mkdir -p "${RC_LIBDIR}/tmp.$$" 2>/dev/null \
; then
rmdir "${RC_LIBDIR}/tmp.$$"
f_opts="-m -c"
[ "${RC_UNAME}" = "Linux" ] && f_opts="-c"
if type fuser >/dev/null 2>&1; then
if [ -n "$(fuser ${f_opts} "${svcdir}" 2>/dev/null)" ]; then
fuser -k ${f_opts} "${svcdir}" >/dev/null 2>&1
sleep 2
fi
fi
cp -p "${RC_SVCDIR}"/deptree "${RC_SVCDIR}"/depconfig \
"${RC_SVCDIR}"/softlevel "${RC_SVCDIR}"/nettree \
"${RC_SVCDIR}"/rc.log \
"${RC_LIBDIR}" 2>/dev/null
umount "${RC_SVCDIR}"
rm -rf "${RC_SVCDIR}"/*
# Pipe errors to /dev/null as we may have future timestamps
cp -p "${RC_LIBDIR}"/deptree "${RC_LIBDIR}"/depconfig \
"${RC_LIBDIR}"/softlevel "${RC_LIBDIR}"/nettree \
"${RC_LIBDIR}"/rc.log \
"${RC_SVCDIR}" 2>/dev/null
rm -f "${RC_LIBDIR}"/deptree "${RC_LIBDIR}"/depconfig \
"${RC_LIBDIR}"/softlevel "${RC_LIBDIR}"/nettree \
"${RC_LIBDIR}"/rc.log
# Release the memory disk if we used it
case "${mnt}" in
"/dev/md"[0-9]*) mdconfig -d -u "${mnt#/dev/md*}";;
esac
fi
unmounted=0
# Remount the remaining filesystems read-only
# Most BSD's don't need this as the kernel handles it nicely
if [ "${RC_UNAME}" = "Linux" ]; then
ebegin "Remounting remaining filesystems read-only"
# We need the do_unmount function
. "${RC_LIBDIR}"/sh/rc-mount.sh
eindent
no_umounts_r="/dev|/dev/.*|${RC_SVCDIR}"
# RC_NO_UMOUNTS is an env var that can be set by plugins
OIFS=${IFS} SIFS=${IFS-y}
IFS=$IFS:
for x in ${no_umounts} ${RC_NO_UMOUNTS}; do
no_umounts_r="${no_umounts_r}|${x}"
done
if [ "${SIFS}" = "y" ]; then
IFS=$OIFS
else
unset IFS
fi
no_umounts_r="${no_umounts_r}|/proc|/proc/.*|/sys|/sys/.*"
no_umounts_r="^(${no_umounts_r})$"
fs=
for x in ${net_fs_list}; do
fs="${fs}${fs:+|}${x}"
done
[ -n "${fs}" ] && fs="^(${fs})$"
do_unmount "mount -n -o remount,ro" \
--skip-point-regex "${no_umounts_r}" \
${fs:+--skip-fstype-regex} ${fs} --nonetdev
unmounted=$?
eoutdent
eend ${unmounted}
fi
if [ ${unmounted} -ne 0 ]; then
[ -x /sbin/sulogin ] && sulogin -t 10 /dev/console
exit 1
fi
# Load the final script - not needed on BSD so they should not exist
[ -e @SYSCONFDIR@/init.d/"$1".sh ] && . @SYSCONFDIR@/init.d/"$1".sh
# Always exit 0 here
exit 0