rocklinux/package/base/sysfiles/system.init

#!/bin/sh
#
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# 
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# ROCK Linux: rock-src/package/base/sysfiles/system.init
# ROCK Linux is Copyright (C) 1998 - 2003 Clifford Wolf
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version. A copy of the GNU General Public
# License can be found at Documentation/COPYING.
# 
# Many people helped and are helping developing ROCK Linux. Please
# have a look at http://www.rocklinux.org/ and the Documentation/TEAM
# file for details.
# 
# --- ROCK-COPYRIGHT-NOTE-END ---
#
# Desc: System bootup and shutdown
# Runlevel: 01 rcX rc1 rc2 rc3 rc4 rc5
#

main_begin
    block_begin(start, `Mounting /dev, /proc and /dev/shm.')
	check(`[ -e /dev/.devfsd ] || mount -n /dev')
	check(`mount -n /proc')
	check(`mount -n /dev/shm')
	mount -n /dev/pts 2> /dev/null
dnl
    if [ -f /etc/conf/hardware ]; then
	. /etc/conf/hardware
    fi

    block_split(`Configuring the /dev filesystem ...')
	check(`sh /etc/conf/devfs')
    block_split(`Activating swap devices.')
	check(`swapon -a')
dnl
    block_split(`Checking file systems.')
	fsck -A -C -a ; fsckrc=$?
	if   [ $(( $fsckrc & ~3 )) != 0 ] ; then
		echo " **"
		echo " ** Filesystem check failed (returncode=$fsckrc)."
		echo " ** Please repair the broken disk(s) manually."
		echo " **"
		sulogin -t 600 /dev/console
		umount -arv ; /sbin/reboot -d -f
		while true ; do sleep 1 ; done
	elif [ $(( $fsckrc &  2 )) != 0 ] ; then
		for x in 10 9 8 7 6 5 4 3 2 ; do  
			echo -en "\rSystem reboot in $x seconds ... "
			sleep 1
		done ; echo -e "\rSystem reboot now!                 "
		umount -arv ; /sbin/reboot -d -f
		while true ; do sleep 1 ; done
	fi
dnl
    block_split(`Mounting local file systems.')
	check(`mount -n -o remount,rw /')
	rootdev="/dev/$(ls -l /dev/root | sed 's,.* -> ,,')"
	check(`grep -v "^rootfs " /proc/mounts | \
		sed "s,^/dev/root ,$rootdev ," > /etc/mtab')
	check(`mount -a -t nocoda,nfs')
dnl
    if [ "$HARDWARE_SETUP" = rockplug ]; then
	block_split(`Configuring hardware by activating rockplug.')
	    echo "/sbin/rockplug" > /proc/sys/kernel/hotplug
	    for file in /etc/rockplug/*.init ; do
		[ -f $file ] && $file start
	    done
    else
	block_split(`Loading kernel modules and configuring the kernel.')
	    check(`sh /etc/conf/kernel')
    fi
dnl
    [ -f /etc/conf/clock ] && . /etc/conf/clock
    if [ "$clock_tz" = localtime ] ; then
	block_split(`Setting kernel clock to local time.')
	    check(`hwclock --hctosys --localtime')
    fi
    if [ "$clock_rtc" ] ; then
	block_split(`Setting enhanced real time clock precision to $clock_rtc.')
	if [ -w /proc/sys/dev/rtc/max-user-freq ] ; then
	    check(`echo $clock_rtc > /proc/sys/dev/rtc/max-user-freq')
	else
	    echo "No /proc/sys/dev/rtc/max-user-freq found."
	fi
    fi
dnl
    block_split(`Setting hostname to $(cat /etc/HOSTNAME).')
	check(`hostname "$(cat /etc/HOSTNAME)"')
dnl
    block_split(`Refresh utmp, delete lock and tmp files and other stuff.')
	find /var/lock /var/run /tmp -mindepth 1 2> /dev/null | xargs rm -rf
	rm -f /etc/nologin /nologin /fastboot ; touch /var/run/utmp
	chmod 664 /var/run/utmp ; chown root.tty /var/run/utmp
dnl
    block_split(`Writing /var/log/boot.msg.')
	klogd -f /var/log/boot.msg -o ; dmesg -n 3
dnl
    block_split(`Setting keyboard keymappings.')
	if [ -L /etc/default.keymap ] ; then
		mapfile=$(ls -l /etc/default.keymap | sed 's,.* -> ,,')
		check(`loadkeys $mapfile')
	elif [ -f /etc/default.keymap ] ; then
		check(`loadkeys /etc/default.keymap')
	else
		echo "No /etc/default.keymap found."
	fi
dnl
    block_split(`Setting keyboard repeat rate and delay time.')
	kbd_rate=30; kbd_delay=250
        [ -f /etc/conf/kbd ] && . /etc/conf/kbd
        check(`D_prefix/bin/kbdrate -r $kbd_rate -d $kbd_delay < /dev/console')
dnl
    block_split(`Setting console screen font.')
	if [ -L /etc/default.vcfont ] ; then
		fontfile=$(ls -l /etc/default.vcfont | sed 's,.* -> ,,')
		check(`setfont $fontfile')
	elif [ -f /etc/default.vcfont ] ; then
		check(`setfont /etc/default.vcfont')
	else
		echo "No /etc/default.vcfont found."
	fi
dnl
    block_split(`Setting console terminal type and blank interval.')
	con_term=linux; con_blank=0
        [ -f /etc/conf/console ] && . /etc/conf/console
        check(`D_prefix/bin/setterm -term $con_term -blank $con_blank > /dev/console')
dnl
    block_split(`Setting up loopback networking.')
	check(`ip link set lo up')
	check(`ip addr add 127.0.0.1/8 dev lo')
	check(`ip route add 127/8 dev lo')
dnl
    block_split(`Setting overflow UID and GID kernel parameters.')
	check(`sysctl -w kernel.overflowuid=$(id -u nobody) > /dev/null')
	check(`sysctl -w kernel.overflowgid=$(id -g nobody) > /dev/null')
dnl
    block_split(`Reading /etc/sysctl.conf file.')
	check(`sysctl -p')
dnl
    block_split(`Initializing kernel random number generator.')
	if [ -e /var/state/random-seed ] ; then
		check(`cat /var/state/random-seed >/dev/urandom')
	fi
    block_end


    block_begin(stop, `Saving /var/log/init.msg and /var/log/boot.msg.')
	check(`touch /var/log/init.msg /var/log/boot.msg')
	check(`mv /var/log/init.msg /var/log/init.old')
	check(`mv /var/log/boot.msg /var/log/boot.old')
    block_split(`Writing a wtmp record.')
	if [ "$RUNLEVEL" = 0 ] ; then check(`halt -w')
	else check(`reboot -w') ; fi
    block_split(`Saving kernel random seed.')
	dd if=/dev/urandom of=/var/state/random-seed count=1 2> /dev/null
dnl
    block_split(`Sending all processes a SIGTERM (15).')
	check(`killall5 -15') ; sleep 5 
    block_split(`Sending all processes a 2nd SIGTERM (15).')
	check(`killall5 -15') ; sleep 5 
    block_split(`Sending all processes a SIGKILL (9).')
	check(`killall5 -9') ; sleep 5 
dnl
    block_split(`Turning off swap devices.')
	check(`swapoff -a')
	sync ; sleep 1
dnl
    block_split(`Remounting sync/ro and umount filesystems.')
	cut -d' ' -f-3 /etc/mtab /proc/mounts | sort -k2 -u -r | \
	while read dev dir fs ; do
		[ "$dir" = "/"        ] && continue
		[ "$dir" = "/dev"     ] && continue
		[ "$dir" = "/dev/shm" ] && continue
		[ "$dir" = "/proc"    ] && continue
		[ "$dir" = "/tmp"     ] && continue
		echo "Umounting $dev on $dir ($fs)."
		mount -o remount,sync $dir
		mount -o remount,ro $dir
		umount $dir
	done
dnl
    block_split(`Unmounting remaining file systems.')
	grep -E -v '^none (/|[a-z]+:) ' /proc/mounts > /etc/mtab
	sync ; sleep 1 ; sync
	umount -vnra -t noproc,devfs,shm
	mount -vn -o remount,sync /
	mount -vn -o remount,ro /
	sleep 1 ; sync ; sleep 1
dnl
    block_split()
	[ "$RUNLEVEL" = 0 ] && command=halt || command=reboot
	echo "Going to $command the system ..."
	$command -d -f -i -p
	while true ; do sleep 1 ; done
    block_end	

main_end