Annotation of /trunk/initscripts/busybox/rc/rc

#!/bin/sh
# $Header: /home/cvsd/magellan-cvs/magellan-src/busybox-initscripts/rc/rc,v 1.2 2008-12-22 22:09:27 niro Exp $

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

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

# get mage version
if [[ -f /etc/os-release ]]
then
	MAGEVER="$(read_os_release version_id)"
elif [ -f /etc/mageversion ]
then
	MAGEVER="$(< /etc/mageversion)"
else
	MAGEVER="unkown"
fi

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

# override devicemanager helper functions
if [[ ${RC_DEVICEMANAGER} = udev ]] && [[ -f ${rc_base}/init.d/udev ]]
then
	source ${rc_base}/init.d/udev

elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
then
	source ${rc_base}/init.d/mdev
fi

trap "" INT QUIT TSTP

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

if [[ $runlevel = sysinit ]]
then
	rc_echo
	rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
	rc_echo "Copyright 2001-2012 Niels Rogalla; http://magellan-linux.net"
	rc_echo

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

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

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

	# start device management
	start_devicemanager

	## 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 || \
				rc_echo "Could not create /dev/pts !"
		fi

		# now mount devpts
		if [ -d /dev/pts ]
		then
			rc_print "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
		rc_echo -e ${COLRED}"No devpts filesystem found ..."
		rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
		rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
		rc_echo -e ${COLYELLOW}"or no pty's are available."
		rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
		rc_echo
		rc_echo -e ${COLYELLOW}"Press any key to continue ..."
		read
	fi
	## end devpts ##


	## load usbfs ##
	if kernel_supports_fs usbfs
	then
		rc_print "Mounting usbfs at /proc/bus/usb ..."
		mount -n -t usbfs usbfs /proc/bus/usb
		evaluate_retval
	fi
	## end usbfs ##

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

if [[ ${runlevel} = shutdown ]] || [[ ${runlevel} = reboot ]]
then
	# load bootsplash
	splash "rc_init" "${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
		rc_print "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

	# stop device management
	stop_devicemanager

	# run through all runlevel scripts
	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]}

		${i} stop
		error_value=$?

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

if [[ ${runlevel} = sysinit ]] || [[ ${runlevel} = boot ]]
then
	for i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)
	do
		suffix=${i#${rc_base}/rc${runlevel}.d/S[0-9][0-9]}
		check_script_status

		${i} start
		error_value=$?

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

if [[ ${runlevel} = boot ]]
then
	# exit bootsplash
	splash "rc_exit" "${runlevel}"
fi
1	niro	724	#!/bin/sh
2	niro	783	# $Header: /home/cvsd/magellan-cvs/magellan-src/busybox-initscripts/rc/rc,v 1.2 2008-12-22 22:09:27 niro Exp $
3	niro	724
4			source /etc/conf.d/rc
5			source ${rc_functions}
6
7	niro	1171	# source kernel config if exists
8			[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
9	niro	724
10			# get mage version
11	niro	1774	if [[ -f /etc/os-release ]]
12			then
13			MAGEVER="$(read_os_release version_id)"
14			elif [ -f /etc/mageversion ]
15			then
16			MAGEVER="$(< /etc/mageversion)"
17			else
18			MAGEVER="unkown"
19			fi
20	niro	724
21	niro	1197	# source kernel config if exists
22			[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
23	niro	724
24	niro	1197	# override devicemanager helper functions
25			if [[ ${RC_DEVICEMANAGER} = udev ]] && [[ -f ${rc_base}/init.d/udev ]]
26			then
27			source ${rc_base}/init.d/udev
28	niro	724
29	niro	1197	elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
30	niro	724	then
31	niro	1197	source ${rc_base}/init.d/mdev
32	niro	724	fi
33
34	niro	1197	trap "" INT QUIT TSTP
35	niro	724
36	niro	1197	[ "$1" != "" ] && runlevel=$1
37
38	niro	724	if [[ $runlevel = sysinit ]]
39			then
40	niro	1168	rc_echo
41			rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
42	niro	1664	rc_echo "Copyright 2001-2012 Niels Rogalla; http://magellan-linux.net"
43	niro	1168	rc_echo
44	niro	724
45			# mount proc filesystem, needed for bootsplash;
46			# no use of '/etc/rc.d/init.d/mountproc' anymore
47			if [ ! -e /proc/mounts ]
48			then
49	niro	1168	rc_print "Mounting proc file system ..."
50	niro	724	mount -n /proc
51			evaluate_retval
52			fi
53
54	niro	1168	# load bootsplash
55			splash "rc_init" "${runlevel}"
56
57	niro	724	# set default verbose level for kernel messages
58			[ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
59			echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
60
61			# mount sys file system before udev
62			if [ -d /sys ]
63			then
64	niro	1789	if [ ! -e /sys/kernel/notes ]
65			then
66			rc_print "Mounting sysfs file system ..."
67			mount -n -t sysfs sysfs /sys
68			evaluate_retval
69			fi
70	niro	724	else
71	niro	1788	rc_echo -e ${COLRED}"Fatal: mountpoint /sys missing ..."
72	niro	1168	rc_echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
73			rc_echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
74	niro	724	fi
75
76	niro	1171	# start device management
77	niro	1174	start_devicemanager
78	niro	724
79			## load devpts ##
80			# devfs/udev with 2.6 has no ptys, so devpts is also needed
81			# check if we really have devpts support
82			if kernel_supports_fs devpts
83			then
84			# /dev/pts maybe not exists.
85			# We only create this directory only if devfs was mounted,
86			# or it will fail as / is still mounted readonly
87			# udev has this dir already, only a sanity check for devfs
88			if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
89			then
90			mkdir -p /dev/pts &> /dev/null \|\| \
91	niro	1168	rc_echo "Could not create /dev/pts !"
92	niro	724	fi
93
94			# now mount devpts
95			if [ -d /dev/pts ]
96			then
97	niro	1168	rc_print "Mounting devpts at /dev/pts ..."
98	niro	724	mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
99			evaluate_retval
100			fi
101			else
102			# devpts is not supported, give a warning
103	niro	1168	rc_echo -e ${COLRED}"No devpts filesystem found ..."
104			rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
105			rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
106			rc_echo -e ${COLYELLOW}"or no pty's are available."
107			rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
108			rc_echo
109			rc_echo -e ${COLYELLOW}"Press any key to continue ..."
110	niro	724	read
111			fi
112			## end devpts ##
113
114
115			## load usbfs ##
116			if kernel_supports_fs usbfs
117			then
118	niro	1168	rc_print "Mounting usbfs at /proc/bus/usb ..."
119	niro	724	mount -n -t usbfs usbfs /proc/bus/usb
120			evaluate_retval
121			fi
122			## end usbfs ##
123
124			## services state dir ##
125	niro	1168	rc_print "Mounting tmpfs at ${svcdir} ..."
126	niro	724	mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
127			evaluate_retval
128			fi
129
130			if [[ ${runlevel} = shutdown ]] \|\| [[ ${runlevel} = reboot ]]
131			then
132			# load bootsplash
133			splash "rc_init" "${runlevel}"
134
135			# if requested save devices to a device tarball before halt
136			# only for kernels >=2.6 and udev
137			# make shure that udev is mounted but not devfs --> /dev/.devfsd
138			if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
139			[ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
140			then
141	niro	1168	rc_print "Saving /dev device nodes ..."
142	niro	724	( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
143			mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
144			evaluate_retval
145			fi
146
147	niro	1171	# stop device management
148			stop_devicemanager
149	niro	975
150	niro	724	# run through all runlevel scripts
151			for i in $(ls -v ${rc_base}/rc${runlevel}.d/K* 2> /dev/null)
152			do
153			check_script_status
154			suffix=${i#${rc_base}/rc${runlevel}.d/K[0-9][0-9]}
155
156			${i} stop
157			error_value=$?
158
159			if [[ ${error_value} != 0 ]]
160			then
161			print_error_msg
162			fi
163			done
164			fi
165
166			if [[ ${runlevel} = sysinit ]] \|\| [[ ${runlevel} = boot ]]
167			then
168			for i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)
169			do
170			suffix=${i#${rc_base}/rc${runlevel}.d/S[0-9][0-9]}
171			check_script_status
172
173			${i} start
174			error_value=$?
175
176			if [[ ${error_value} != 0 ]]
177			then
178			print_error_msg
179			fi
180			done
181			fi
182	niro	1168
183			if [[ ${runlevel} = boot ]]
184			then
185			# exit bootsplash
186			splash "rc_exit" "${runlevel}"
187			fi