Umount remaining filesystems one by one (using -R) option which helps in cases when...

[projects/rc-scripts.git] / rc.d / init.d / single

#!/bin/sh
#
# single	Script for sedding up administrative/rescue shell.
#
# chkconfig:	1 00 00
# description:	This file is executed by init when it goes into runlevel \
#		1, which is the administrative state. It kills all \
#		deamons and then puts the system into single user mode. \
#		Note that the file systems are kept mounted. \
#
# Author:	Miquel van Smoorenburg, <miquels@drinkel.nl.mugnet.org>
#

# Source function library.
. /etc/rc.d/init.d/functions

case "$1" in
  stop*)
	exit 0
	;;
  start*)
	# Kill all processes.
	[ "${BASH+bash}" = bash ] && enable kill

	run_cmd "Sending all processes the TERM signal" killall5 -15
	sleep 5
	run_cmd "Sending all processes the KILL signal" killall5 -9

	rm -f /var/lock/subsys/* >/dev/null 2>&1

	# this looks nicer
	[ -x /usr/bin/clear ] && /usr/bin/clear

	# make sure modprobe is working
	if [ -f /proc/sys/kernel/modprobe ]; then
		sysctl -w kernel.modprobe="/sbin/modprobe" >/dev/null 2>&1
	fi

	# If they want to run something in single user mode, might as well run it...
	for i in /etc/rc.d/rc1.d/S[0-9][0-9]*; do
		# Check if the script is there.
		[ ! -f $i ] && continue

		# Don't run [KS]??foo.{rpmsave,rpmorig} scripts
		[ "${i%.rpmsave}" != "${i}" ] && continue
		[ "${i%.rpmorig}" != "${i}" ] && continue
		[ "${i%.rpmnew}" != "${i}" ] && continue
		[ "$i" = "/etc/rc.d/rc1.d/S00single" ] && continue
		$i start
	done

	# Now go to the single user level.
	show "Telling INIT to go to single user mode"; ok
	exec init -t1 S
	;;
esac