PKGBUILDs/core/initscripts/rc.shutdown
2011-05-25 23:45:00 -05:00

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#!/bin/bash
#
# /etc/rc.shutdown
#
. /etc/rc.conf
. /etc/rc.d/functions
run_hook shutdown_start
# avoid staircase effect
/bin/stty onlcr
echo " "
printhl "Initiating Shutdown..."
echo " "
[[ -x /etc/rc.local.shutdown ]] && /etc/rc.local.shutdown
kill_everything shutdown
stat_busy "Saving Random Seed"
RANDOM_SEED=/var/lib/misc/random-seed
[[ -d ${RANDOM_SEED%/*} ]] || mkdir -p ${RANDOM_SEED%/*}
: > $RANDOM_SEED
/bin/chmod 0600 $RANDOM_SEED
POOL_FILE=/proc/sys/kernel/random/poolsize
if [[ -r $POOL_FILE ]]; then
read POOL_SIZE <$POOL_FILE
else
POOL_SIZE=512
fi
/bin/dd if=/dev/urandom of=$RANDOM_SEED count=1 bs=$POOL_SIZE &> /dev/null
stat_done
if [[ $TIMEZONE && -e /usr/share/zoneinfo/$TIMEZONE ]]; then
/bin/rm -f /etc/localtime
status "Saving Time Zone" \
/bin/cp "/usr/share/zoneinfo/$TIMEZONE" /etc/localtime
fi
# Write to wtmp file before unmounting
/sbin/halt -w
status "Deactivating Swap" /sbin/swapoff -a
# stop monitoring of lvm2 groups before unmounting filesystems
if [[ $USELVM =~ yes|YES && -x /sbin/lvm && -d /sys/block ]]; then
status "Deactivating monitoring of LVM2 groups" \
/sbin/vgchange --monitor n >/dev/null 2>&1
fi
stat_busy "Unmounting Filesystems"
if /bin/grep -q devtmpfs /proc/filesystems &>/dev/null; then
/bin/umount -a -r -t nosysfs,noproc,nodevtmpfs,nodevpts -O no_netdev
else
# if we don't have devtmpfs support, /dev is mounted as tmpfs, so don't unmount it
/bin/umount -a -r -t notmpfs,nosysfs,noproc,nodevpts -O no_netdev
fi
stat_done
# Kill non-root encrypted partition mappings
if [[ -f /etc/crypttab && -n $CS ]] && /bin/grep -q ^[^#] /etc/crypttab; then
stat_busy "Deactivating encrypted volumes:"
# Maybe someone has LVM on an encrypted block device
# executing an extra vgchange is errorless
if [[ $USELVM =~ yes|YES ]]; then
/sbin/vgchange --sysinit -a n >/dev/null 2>&1
fi
do_lock() {
stat_append "${1}.."
if $CS remove "$1" >/dev/null 2>&1; then
stat_append "ok "
else
stat_append "failed "
fi
}
read_crypttab do_lock
stat_done
fi
if [[ $USELVM =~ yes|YES && -x /sbin/lvm && -d /sys/block ]]; then
status "Deactivating LVM2 groups" /sbin/vgchange --sysinit -a n >/dev/null 2>&1
fi
status "Remounting Root Filesystem Read-only" /bin/mount -n -o remount,ro /
run_hook shutdown_poweroff
# PlugApps: Turn LEDs off
/usr/bin/find /sys/ -path *led* -name *trigger* -exec sh -c '/bin/echo none > {}' \;
# Power off or reboot
printsep
if [[ $RUNLEVEL = 0 ]]; then
printhl "${C_H2}POWER OFF"
/sbin/poweroff -d -f -h -i
else
printhl "${C_H2}REBOOTING"
# if kexec is installed and a kernel is loaded, use it
[[ -x /sbin/kexec ]] && /sbin/kexec -e > /dev/null 2>&1
/sbin/reboot -d -f -i
fi
# End of file
# vim: set ts=2 sw=2 noet: