Annotation of /trunk/initscripts/sysvinit/rc/rc

#!/bin/bash
# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/rc,v 1.22 2008-12-22 22:08:32 niro Exp $

source /etc/conf.d/rc
source ${rc_functions}

# load udev helper functions
source ${rc_base}/init.d/udev

# get mage version
MAGEVER="$(< /etc/mageversion)"

# source kernel config if exists
[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel

trap "" INT QUIT TSTP

[ "$1" != "" ] && runlevel=$1

if [[ $runlevel = sysinit ]]
then
	echo
	echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
	echo -e "Copyright 2001-2008 Niels Rogalla; http://magellan-linux.net"
	echo

	# mount proc filesystem, needed for bootsplash;
	# no use of '/etc/rc.d/init.d/mountproc' anymore
	if [ ! -e /proc/mounts ]
	then
		echo -e ${COLOREDSTAR}"Mounting proc file system ..."
		mount -n /proc
		evaluate_retval
	fi

	# set default verbose level for kernel messages
	[ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
	echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk

	# mount sys file system before udev
	if [ -d /sys ]
	then
		echo -e ${COLOREDSTAR}"Mounting sysfs file system ..."
		mount -n -t sysfs sysfs /sys
		evaluate_retval
	else
		echo -e ${COLORED}"Fatal: mountpoint /sys missing ..."
		echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
		echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
	fi


	#### load udev ####
	start_udev
	## end udev ##


	## load devpts ##
	# devfs/udev with 2.6 has no ptys, so devpts is also needed
	# check if we really have devpts support
	if kernel_supports_fs devpts
	then
		# /dev/pts maybe not exists.
		# We only create this directory only if devfs was mounted,
		# or it will fail as / is still mounted readonly
		# udev has this dir already, only a sanity check for devfs
		if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
		then
			mkdir -p /dev/pts &> /dev/null || \
				echo "Could not create /dev/pts !"
		fi

		# now mount devpts
		if [ -d /dev/pts ]
		then
			echo -e ${COLOREDSTAR}"Mounting devpts at /dev/pts ..."
			mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
			evaluate_retval
		fi
	else
		# devpts is not supported, give a warning
		echo -e ${COLRED}"No devpts filesystem found ..."
		echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
		echo -e ${COLYELLOW}"Devfs with a kernel-2.6.x needs devpts,"
		echo -e ${COLYELLOW}"or no pty's are available."
		echo -e ${COLYELLOW}"Please make shure that this is enabled in your kernel."
		echo
		echo -e ${COLYELLOW}"Press any key to continue ..."
		read
	fi
	## end devpts ##


	## load usbfs ##
	if kernel_supports_fs usbfs
	then
		echo -e ${COLOREDSTAR}"Mounting usbfs at /proc/bus/usb ..."
		mount -n -t usbfs usbfs /proc/bus/usb
		evaluate_retval
	fi
	## end usbfs ##

	## services state dir ##
	echo -e ${COLOREDSTAR}"Mounting tmpfs at ${svcdir} ..."
	mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
	evaluate_retval

	# load bootsplash
	splash "rc_init" "${runlevel}"
fi


if [[ $runlevel = 0 ]] || [[ $runlevel = 6 ]]
then
	# load bootsplash
	splash "rc_init" "${runlevel}"

	# if requested save devices to a device tarball before halt
	# only for kernels >=2.6 *and* udev
	# make shure that udev is mounted but *not* devfs --> /dev/.devfsd
	if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
		[ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
	then
		echo -e ${COLOREDSTAR}"Saving /dev device nodes ..."
		( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
		mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
		evaluate_retval
	fi
fi


if [ "$runlevel" = "" ]
then
	echo "Usage: $0 <runlevel>" >&2
	exit 1
fi


previous=$PREVLEVEL
[ "$previous" = "" ] && previous=N

if [ ! -d $rc_base/rc$runlevel.d ]
then
	echo "$rc_base/rc$runlevel.d does not exist"
	exit 1
fi

if [ "$previous" != "N" ]
then
	for i in $(ls -v $rc_base/rc$runlevel.d/K* 2> /dev/null)
	do

		check_script_status

		suffix=${i#$rc_base/rc$runlevel.d/K[0-9][0-9]}
		prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix
		sysinit_start=$rc_base/rcsysinit.d/S[0-9][0-9]$suffix

		if [ "$runlevel" != "0" ] && [ "$runlevel" != "6" ]
		then
			if [ ! -f $prev_start ] && [ ! -f $sysinit_start ]
			then
				$WARNING
				echo "$i can't be executed because it was"
				echo "not started in the previous runlevel ($previous)"
				$NORMAL
				continue
			fi
		fi

		$i stop
		error_value=$?

		if [ "$error_value" != "0" ]
		then
			print_error_msg
		fi
	done
fi

for i in $( ls -v $rc_base/rc$runlevel.d/S* 2> /dev/null)
do
	if [ "$previous" != "N" ]
	then
		suffix=${i#$rc_base/rc$runlevel.d/S[0-9][0-9]}
		stop=$rc_base/rc$runlevel.d/K[0-9][0-9]$suffix
		prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix

		[ -f $prev_start ] && [ ! -f $stop ] && continue
	fi

	check_script_status

	$i start
	error_value=$?

	if [ "$error_value" != "0" ]
	then
		print_error_msg
	fi
done
1	niro	2	#!/bin/bash
2	niro	782	# $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/rc,v 1.22 2008-12-22 22:08:32 niro Exp $
3	niro	2
4	niro	781	source /etc/conf.d/rc
5			source ${rc_functions}
6	niro	2
7	niro	782	# load udev helper functions
8			source ${rc_base}/init.d/udev
9
10	niro	50	# get mage version
11			MAGEVER="$(< /etc/mageversion)"
12	niro	2
13	niro	150	# source kernel config if exists
14	niro	2	[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
15
16			trap "" INT QUIT TSTP
17
18			[ "$1" != "" ] && runlevel=$1
19
20	niro	150	if [[ $runlevel = sysinit ]]
21	niro	2	then
22			echo
23			echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
24	niro	643	echo -e "Copyright 2001-2008 Niels Rogalla; http://magellan-linux.net"
25	niro	2	echo
26
27	niro	150	# mount proc filesystem, needed for bootsplash;
28			# no use of '/etc/rc.d/init.d/mountproc' anymore
29	niro	2	if [ ! -e /proc/mounts ]
30			then
31			echo -e ${COLOREDSTAR}"Mounting proc file system ..."
32			mount -n /proc
33			evaluate_retval
34			fi
35
36	niro	150	# set default verbose level for kernel messages
37	niro	2	[ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
38			echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
39
40	niro	692	# mount sys file system before udev
41			if [ -d /sys ]
42	niro	2	then
43	niro	692	echo -e ${COLOREDSTAR}"Mounting sysfs file system ..."
44			mount -n -t sysfs sysfs /sys
45			evaluate_retval
46			else
47			echo -e ${COLORED}"Fatal: mountpoint /sys missing ..."
48			echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
49			echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
50	niro	2	fi
51
52
53	niro	692	#### load udev ####
54	niro	782	start_udev
55	niro	692	## end udev ##
56	niro	318
57	niro	2
58			## load devpts ##
59			# devfs/udev with 2.6 has no ptys, so devpts is also needed
60	niro	692	# check if we really have devpts support
61			if kernel_supports_fs devpts
62	niro	2	then
63	niro	692	# /dev/pts maybe not exists.
64			# We only create this directory only if devfs was mounted,
65			# or it will fail as / is still mounted readonly
66			# udev has this dir already, only a sanity check for devfs
67			if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
68	niro	2	then
69	niro	692	mkdir -p /dev/pts &> /dev/null \|\| \
70			echo "Could not create /dev/pts !"
71			fi
72	niro	71
73	niro	692	# now mount devpts
74			if [ -d /dev/pts ]
75			then
76			echo -e ${COLOREDSTAR}"Mounting devpts at /dev/pts ..."
77			mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
78			evaluate_retval
79	niro	2	fi
80	niro	692	else
81			# devpts is not supported, give a warning
82			echo -e ${COLRED}"No devpts filesystem found ..."
83			echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
84			echo -e ${COLYELLOW}"Devfs with a kernel-2.6.x needs devpts,"
85			echo -e ${COLYELLOW}"or no pty's are available."
86			echo -e ${COLYELLOW}"Please make shure that this is enabled in your kernel."
87			echo
88			echo -e ${COLYELLOW}"Press any key to continue ..."
89			read
90	niro	2	fi
91	niro	692	## end devpts ##
92	niro	2
93	niro	692
94	niro	515	## load usbfs ##
95			if kernel_supports_fs usbfs
96			then
97			echo -e ${COLOREDSTAR}"Mounting usbfs at /proc/bus/usb ..."
98			mount -n -t usbfs usbfs /proc/bus/usb
99			evaluate_retval
100			fi
101	niro	692	## end usbfs ##
102	niro	515
103	niro	692	## services state dir ##
104	niro	2	echo -e ${COLOREDSTAR}"Mounting tmpfs at ${svcdir} ..."
105			mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
106			evaluate_retval
107
108	niro	150	# load bootsplash
109	niro	2	splash "rc_init" "${runlevel}"
110			fi
111
112
113	niro	150	if [[ $runlevel = 0 ]] \|\| [[ $runlevel = 6 ]]
114	niro	2	then
115	niro	150	# load bootsplash
116	niro	2	splash "rc_init" "${runlevel}"
117
118			# if requested save devices to a device tarball before halt
119			# only for kernels >=2.6 and udev
120			# make shure that udev is mounted but not devfs --> /dev/.devfsd
121	niro	150	if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
122			[ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
123	niro	2	then
124			echo -e ${COLOREDSTAR}"Saving /dev device nodes ..."
125	niro	150	( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
126	niro	694	mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
127	niro	2	evaluate_retval
128			fi
129			fi
130
131
132			if [ "$runlevel" = "" ]
133			then
134			echo "Usage: $0 <runlevel>" >&2
135			exit 1
136			fi
137
138	niro	150
139	niro	2	previous=$PREVLEVEL
140			[ "$previous" = "" ] && previous=N
141
142			if [ ! -d $rc_base/rc$runlevel.d ]
143			then
144			echo "$rc_base/rc$runlevel.d does not exist"
145			exit 1
146			fi
147
148			if [ "$previous" != "N" ]
149			then
150			for i in $(ls -v $rc_base/rc$runlevel.d/K* 2> /dev/null)
151			do
152
153			check_script_status
154
155			suffix=${i#$rc_base/rc$runlevel.d/K[0-9][0-9]}
156			prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix
157			sysinit_start=$rc_base/rcsysinit.d/S[0-9][0-9]$suffix
158
159			if [ "$runlevel" != "0" ] && [ "$runlevel" != "6" ]
160			then
161			if [ ! -f $prev_start ] && [ ! -f $sysinit_start ]
162			then
163			$WARNING
164			echo "$i can't be executed because it was"
165			echo "not started in the previous runlevel ($previous)"
166			$NORMAL
167			continue
168			fi
169			fi
170
171			$i stop
172			error_value=$?
173
174			if [ "$error_value" != "0" ]
175			then
176			print_error_msg
177			fi
178			done
179			fi
180
181			for i in $( ls -v $rc_base/rc$runlevel.d/S* 2> /dev/null)
182			do
183			if [ "$previous" != "N" ]
184			then
185			suffix=${i#$rc_base/rc$runlevel.d/S[0-9][0-9]}
186			stop=$rc_base/rc$runlevel.d/K[0-9][0-9]$suffix
187			prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix
188
189			[ -f $prev_start ] && [ ! -f $stop ] && continue
190			fi
191
192			check_script_status
193
194			$i start
195			error_value=$?
196
197			if [ "$error_value" != "0" ]
198			then
199			print_error_msg
200			fi
201			done