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Diffstat (limited to 'rc.d/init.d/halt')
| -rwxr-xr-x | rc.d/init.d/halt | 285 |
1 files changed, 0 insertions, 285 deletions
diff --git a/rc.d/init.d/halt b/rc.d/init.d/halt deleted file mode 100755 index 80deb629..00000000 --- a/rc.d/init.d/halt +++ /dev/null @@ -1,285 +0,0 @@ -#!/bin/bash -# -# halt This file is executed by init when it goes into runlevel -# 0 (halt) or runlevel 6 (reboot). It kills all processes, -# unmounts file systems and then either halts or reboots. -# -# Author: Miquel van Smoorenburg, <miquels@drinkel.nl.mugnet.org> -# Modified for RHS Linux by Damien Neil -# - -NOLOCALE=1 -. /etc/init.d/functions - -UMOUNT="umount" -[ ! -w /etc ] && UMOUNT="umount -n" - -halt_crypto() { - fnval=0 - while read dst src key; do - [ -z "$dst" -o "${dst#\#}" != "$dst" ] && continue - if [ -b "/dev/mapper/$dst" ]; then - if /sbin/dmsetup info "$dst" | grep -q '^Open count: *0$'; then - action "Stopping disk encryption for %s" $dst /sbin/cryptsetup remove "$dst" - else - fnval=1 - fi - fi - done < /etc/crypttab - return $fnval -} - -kill_all() { - /sbin/killall5 "$@" - rc=$? - if [ "$rc" == 1 ]; then - return 1 - fi - return 0 -} - -# See how we were called. -case "$0" in - *halt) - message=`gprintf "Halting system..."` - command="/sbin/halt" - ;; - *reboot) - message=`gprintf "Please stand by while rebooting the system..."` - command="/sbin/reboot" - kexec_command="/sbin/kexec" - ;; - *) - gprintf "%s: call me as 'halt' or 'reboot' please!\n" $0 - exit 1 - ;; -esac -case "$1" in - *start) - ;; - *) - gprintf "Usage: %s\n" "$(basename $0) {start}" - exit 1 - ;; -esac - -# Recreate the /initrd if needed -if [ ! -d /initrd ]; then - action "Creating initrd directory" mkdir /initrd -fi -if [ -d /initrd -a ! -f /initrd/README.WARNING ]; then - cat > /initrd/README.WARNING <<EOF -(mkinitrd) Don't remove this directory, it's needed at boot time, -in the initrd, to perform the pivot_root. -EOF -fi - -update_boot_stage kill - -# Kill all processes. -[ "${BASH+bash}" = bash ] && enable kill - -OMITPIDS= -omitfile=/var/run/sendsigs.omit -if [ -e $omitfile ]; then - for pid in $(cat $omitfile); do - OMITPIDS="${OMITPIDS:+$OMITPIDS }-o $pid" - done -fi -# Find mdmon pid's and omit killing them -OMITARGS= -for i in /dev/.mdadm/*.pid; do - if [ "$i" = "mdadm.pid" -o ! -r "$i" ]; then - continue - fi - OMITARGS="$OMITARGS -o $(cat $i)" -done - - -action "Sending all processes the TERM signal..." kill_all -15 $OMITPIDS $OMITARGS -alldead="" -for i in 0 1 2 3 4 5 6 7 8 9 10; do - # use SIGCONT/signal 18 to check if there are - # processes left. No need to check the exit code - # value, because either killall5 work and it make - # sense to wait for processes to die, or it fail and - # there is nothing to wait for. - if /sbin/killall5 -18 $OMITPIDS $OMITARGS; then - : - else - alldead=1 - break - fi - - sleep 1 -done -# No need to sleep and kill -9 if no processes to kill were found -if [ -z "$alldead" ]; then - action "Sending all processes the KILL signal..." kill_all -9 $OMITPIDS $OMITARGS -fi - -# Write to wtmp file before unmounting /var -/sbin/halt -w - -# Save mixer settings, here for lack of a better place. -if [ -x /sbin/alsactl ]; then - action "Saving mixer settings" /sbin/alsactl --ignore store -fi - -# Save random seed -touch /var/lib/random-seed -chmod 600 /var/lib/random-seed -action "Saving random seed: " dd if=/dev/urandom of=/var/lib/random-seed count=1 bs=512 2>/dev/null - -update_boot_stage clock -[ -x /sbin/hwclock ] && action "Syncing hardware clock to system time" /sbin/hwclock --systohc - -if [ -x /sbin/halt.pre ]; then - /sbin/halt.pre -fi - -update_boot_stage umount - -# Try to unmount tmpfs filesystems to avoid swapping them in. Ignore failures. -tmpfs=$(awk '$2 ~ /^\/($|proc|dev)/ { next; } - $3 == "tmpfs" { print $2; }' /proc/mounts | sort -r) -[ -n "$tmpfs" ] && fstab-decode $UMOUNT $tmpfs 2>/dev/null - -# Turn off swap, then unmount file systems. -[ -f /proc/swaps ] && SWAPS=$(awk '! /^Filename/ { print $1 }' /proc/swaps) -if [ -n "$SWAPS" ]; then - action "Turning off swap: " swapoff $SWAPS - for dst in $SWAPS; do - if [[ "$dst" == /dev/mapper* ]] \ - && [ "$(dmsetup status "$dst" | cut -d ' ' -f 3)" = crypt ]; then - backdev=$(/sbin/cryptsetup status "$dst" \ - | awk '$1 == "device:" { print $2 }') - /sbin/cryptsetup remove "$dst" - fi - done -fi - -[ -x /sbin/quotaoff ] && action "Turning off quotas: " /sbin/quotaoff -aug - -# Only adjust mtab if it's not a symbolic link -if [ ! -L /etc/mtab ]; then - # first remove entry /initrd/loopfs as it can't be unmounted :( - mtab=$(fgrep -v "/initrd/loopfs[^/]" /etc/mtab) - (IFS= ; echo $mtab > /etc/mtab) -fi - -# Unmount file systems, killing processes if we have to. -# Unmount loopback stuff first -__umount_loopback_loop - -# Unmount RPC pipe file systems -__umount_loop '$3 ~ /^rpc_pipefs$/ || $3 ~ /^rpc_svc_gss_pipefs$/ {print $2}' \ - /proc/mounts \ - "Unmounting pipe file systems: " \ - "Unmounting pipe file systems (retry): " \ - -f - -LANG=C __umount_loop '$2 ~ /^\/$|^\/proc|^\/cgroup|^\/sys\/fs\/cgroup|^\/dev/{next} - $2 ~ /^\/live\//{next} - $3 == "tmpfs" || $3 == "proc" {print $2 ; next} - $3 ~ /(loopfs|autofs|nfs|cifs|smbfs|ncpfs|sysfs)/ {next} - /(^none|^\/dev\/ram|^\/dev\/root$)/ {next} - {print $2}' /proc/mounts \ - "Unmounting file systems: " \ - "Unmounting file systems (retry): " \ - -f - - -update_boot_stage lvm - -# stop crypto devices before lvm, as they can sit on top of LVM -[ -f /etc/crypttab ] && halt_crypto - -if [ -f /etc/lvm/lvm.conf -a -x /sbin/lvm2 ]; then - if grep -q -s 'device-mapper' /proc/devices; then - _vgchange_cmd="/sbin/lvm2 vgchange -a n" - fi -fi - -if [ -z "${_vgscan_cmd}" -a -f /etc/lvmtab -a -e /proc/lvm ] ; then - if [ -x /sbin/lvm1-vgchange ]; then - _vgchange_cmd="/sbin/lvm1-vgchange -a n" - elif [ -x /sbin/vgchange ]; then - _vgchange_cmd="/sbin/vgchange -a n" - fi -fi - -if [ -n "${_vgchange_cmd}" ]; then - action "Shutting down LVM:" ${_vgchange_cmd} -fi - -# for NUT -# do it here to have /proc/usb mounted for UPS on USB -if [ -f /etc/init.d/upsd ]; then - /etc/init.d/upsd powerdown - [ $? == 3 ] && exit 1 -fi - -[ -f /proc/bus/usb/devices ] && $UMOUNT /proc/bus/usb - -# remove the crash indicator flag -rm -f /.autofsck - -update_boot_stage umount_force - -# Try all file systems other than root, essential filesystems and RAM disks, -# one last time. -# eugeni: we should umount the filesystems in reverse order (#53042) -tac /proc/mounts | awk '$2 !~ /\/(|dev|proc|selinux|cgroup|sys)$/ && $2 !~ /^\/live\// && $1 !~ /(^\/dev\/ram|cgroup)/ { print $2 }' | \ - while read line; do - fstab-decode $UMOUNT -f $line -done - -if [ -x /sbin/halt.local ]; then - /sbin/halt.local -fi - -update_boot_stage remount_ro - -# Remount read only anything that's left mounted. -# echo $"Remounting remaining filesystems readonly" -mount | awk '{ print $1,$3 }' | while read dev dir; do - fstab-decode mount -n -o ro,remount $dev $dir -done - -# (bor) it is impossible under systemd and is not required otherwise -# action "Unmounting proc file system: " umount /proc - -# See if this is a powerfail situation. -if [ -f /etc/apcupsd/powerfail ]; then - gprintf "APCUPSD will now power off the UPS!\n" - echo - /etc/apcupsd/apccontrol killpower - echo - gprintf "Please ensure that the UPS has powered off before rebooting\n" - gprintf "Otherwise, the UPS may cut the power during the reboot!!!\n" - echo -fi - -update_boot_stage halt - -# If we left mdmon's running wait for the raidsets to become clean -if [ -n "$OMITARGS" ]; then - mdadm --wait-clean --scan -fi - -# Now halt or reboot. -echo "$message" -if [ -f /fastboot ]; then - gprintf "On the next boot fsck will be skipped.\n" -elif [ -f /forcefsck ]; then - gprintf "On the next boot fsck will be forced.\n" -fi - -# First, try kexec. If that fails, fall back to rebooting the old way. -[ -n "$kexec_command" ] && $kexec_command -e -x >& /dev/null - -HALTARGS="-i -d" -[ "$INIT_HALT" != "HALT" ] && HALTARGS="$HALTARGS -p" - -exec $command $HALTARGS |