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

#!/bin/bash
# $Id$

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

# 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 2001-2014 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

	# 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

	## /run /tmp /var/lock
	for i in /run /tmp /var/lock
	do
		if [ -d ${i} ]
		then
			rc_print "Mounting tmpfs at ${i} ..."
			mount -n -t tmpfs tmpfs ${i} -o rw,nosuid,nodev,relatime
			evaluate_retval
		fi
	done
	# extra check for /var/lock
	if [ -L /var/lock ]
	then
		mkdir -p /run/lock
		rc_print "Mounting tmpfs at /run/lock ..."
		mount -n -t tmpfs tmpfs /run/lock -o rw,nosuid,nodev,relatime
		evaluate_retval
	fi
	# extra check if /run and /var/run are directories
	if [ -d /run ] && [ -d /var/run ]
	then
		rc_print "Mounting tmpfs at /var/run ..."
		mount -n -o bind /run /var/run
		evaluate_retval
	fi

	# 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 sure 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
fi


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


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

if [ ! -d $rc_base/rc$runlevel.d ]
then
	rc_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
				$WARNING
				rc_echo "$i can't be executed because it was"
				rc_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	935	# $Id$
3	niro	2
4	niro	781	source /etc/conf.d/rc
5			source ${rc_functions}
6	niro	2
7	niro	50	# get mage version
8	niro	1774	if [[ -f /etc/os-release ]]
9			then
10			MAGEVER="$(read_os_release version_id)"
11			elif [ -f /etc/mageversion ]
12			then
13			MAGEVER="$(< /etc/mageversion)"
14			else
15			MAGEVER="unkown"
16			fi
17	niro	2
18	niro	150	# source kernel config if exists
19	niro	2	[ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
20
21	niro	1094	# override devicemanager helper functions
22	niro	1095	if [[ ${RC_DEVICEMANAGER} = udev ]] && [[ -f ${rc_base}/init.d/udev ]]
23	niro	1094	then
24			source ${rc_base}/init.d/udev
25
26	niro	1105	elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
27	niro	1094	then
28			source ${rc_base}/init.d/mdev
29			fi
30
31	niro	2	trap "" INT QUIT TSTP
32
33			[ "$1" != "" ] && runlevel=$1
34
35	niro	150	if [[ $runlevel = sysinit ]]
36	niro	2	then
37	niro	1248	rc_echo
38			rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
39	niro	2304	rc_echo "Copyright 2001-2014 Niels Rogalla; http://magellan-linux.net"
40	niro	1248	rc_echo
41	niro	2
42	niro	150	# mount proc filesystem, needed for bootsplash;
43			# no use of '/etc/rc.d/init.d/mountproc' anymore
44	niro	2	if [ ! -e /proc/mounts ]
45			then
46	niro	1248	rc_print "Mounting proc file system ..."
47	niro	2	mount -n /proc
48			evaluate_retval
49			fi
50
51	niro	150	# set default verbose level for kernel messages
52	niro	2	[ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
53			echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
54
55	niro	692	# mount sys file system before udev
56			if [ -d /sys ]
57	niro	2	then
58	niro	1789	if [ ! -e /sys/kernel/notes ]
59			then
60			rc_print "Mounting sysfs file system ..."
61			mount -n -t sysfs sysfs /sys
62			evaluate_retval
63			fi
64	niro	692	else
65	niro	1788	rc_echo -e ${COLRED}"Fatal: mountpoint /sys missing ..."
66	niro	1248	rc_echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
67			rc_echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
68	niro	2	fi
69
70	niro	1248	# start device management
71	niro	1094	start_devicemanager
72	niro	318
73	niro	2	## load devpts ##
74			# devfs/udev with 2.6 has no ptys, so devpts is also needed
75	niro	692	# check if we really have devpts support
76			if kernel_supports_fs devpts
77	niro	2	then
78	niro	692	# /dev/pts maybe not exists.
79			# We only create this directory only if devfs was mounted,
80			# or it will fail as / is still mounted readonly
81			# udev has this dir already, only a sanity check for devfs
82			if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
83	niro	2	then
84	niro	692	mkdir -p /dev/pts &> /dev/null \|\| \
85	niro	1248	rc_echo "Could not create /dev/pts !"
86	niro	692	fi
87	niro	71
88	niro	692	# now mount devpts
89			if [ -d /dev/pts ]
90			then
91	niro	1248	rc_print "Mounting devpts at /dev/pts ..."
92	niro	692	mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
93			evaluate_retval
94	niro	2	fi
95	niro	692	else
96			# devpts is not supported, give a warning
97	niro	1248	rc_echo -e ${COLRED}"No devpts filesystem found ..."
98			rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
99			rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
100			rc_echo -e ${COLYELLOW}"or no pty's are available."
101			rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
102			rc_echo
103			rc_echo -e ${COLYELLOW}"Press any key to continue ..."
104	niro	692	read
105	niro	2	fi
106	niro	692	## end devpts ##
107	niro	2
108	niro	692
109	niro	515	## load usbfs ##
110			if kernel_supports_fs usbfs
111			then
112	niro	1248	rc_print "Mounting usbfs at /proc/bus/usb ..."
113	niro	515	mount -n -t usbfs usbfs /proc/bus/usb
114			evaluate_retval
115			fi
116	niro	692	## end usbfs ##
117	niro	515
118	niro	692	## services state dir ##
119	niro	1248	rc_print "Mounting tmpfs at ${svcdir} ..."
120	niro	2	mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
121			evaluate_retval
122
123	niro	1890	## /run /tmp /var/lock
124			for i in /run /tmp /var/lock
125			do
126			if [ -d ${i} ]
127			then
128			rc_print "Mounting tmpfs at ${i} ..."
129			mount -n -t tmpfs tmpfs ${i} -o rw,nosuid,nodev,relatime
130			evaluate_retval
131			fi
132			done
133			# extra check for /var/lock
134			if [ -L /var/lock ]
135			then
136			mkdir -p /run/lock
137			rc_print "Mounting tmpfs at /run/lock ..."
138			mount -n -t tmpfs tmpfs /run/lock -o rw,nosuid,nodev,relatime
139			evaluate_retval
140			fi
141			# extra check if /run and /var/run are directories
142			if [ -d /run ] && [ -d /var/run ]
143			then
144			rc_print "Mounting tmpfs at /var/run ..."
145			mount -n -o bind /run /var/run
146			evaluate_retval
147			fi
148
149	niro	150	# load bootsplash
150	niro	2	splash "rc_init" "${runlevel}"
151			fi
152
153
154	niro	150	if [[ $runlevel = 0 ]] \|\| [[ $runlevel = 6 ]]
155	niro	2	then
156	niro	150	# load bootsplash
157	niro	2	splash "rc_init" "${runlevel}"
158
159			# if requested save devices to a device tarball before halt
160			# only for kernels >=2.6 and udev
161	niro	1832	# make sure that udev is mounted but not devfs --> /dev/.devfsd
162	niro	150	if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
163			[ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
164	niro	2	then
165	niro	1248	rc_print "Saving /dev device nodes ..."
166	niro	150	( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
167	niro	694	mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
168	niro	2	evaluate_retval
169			fi
170	niro	974
171	niro	1248	# stop device management
172	niro	1094	stop_devicemanager
173	niro	2	fi
174
175
176			if [ "$runlevel" = "" ]
177			then
178	niro	1248	rc_echo "Usage: $0 <runlevel>" >&2
179	niro	2	exit 1
180			fi
181
182	niro	150
183	niro	2	previous=$PREVLEVEL
184			[ "$previous" = "" ] && previous=N
185
186			if [ ! -d $rc_base/rc$runlevel.d ]
187			then
188	niro	1248	rc_echo "$rc_base/rc$runlevel.d does not exist"
189	niro	2	exit 1
190			fi
191
192			if [ "$previous" != "N" ]
193			then
194			for i in $(ls -v $rc_base/rc$runlevel.d/K* 2> /dev/null)
195			do
196
197			check_script_status
198
199			suffix=${i#$rc_base/rc$runlevel.d/K[0-9][0-9]}
200			prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix
201			sysinit_start=$rc_base/rcsysinit.d/S[0-9][0-9]$suffix
202
203			if [ "$runlevel" != "0" ] && [ "$runlevel" != "6" ]
204			then
205			if [ ! -f $prev_start ] && [ ! -f $sysinit_start ]
206			then
207			$WARNING
208	niro	1248	rc_echo "$i can't be executed because it was"
209			rc_echo "not started in the previous runlevel ($previous)"
210	niro	2	$NORMAL
211			continue
212			fi
213			fi
214
215			$i stop
216			error_value=$?
217
218			if [ "$error_value" != "0" ]
219			then
220			print_error_msg
221			fi
222			done
223			fi
224
225			for i in $( ls -v $rc_base/rc$runlevel.d/S* 2> /dev/null)
226			do
227			if [ "$previous" != "N" ]
228			then
229			suffix=${i#$rc_base/rc$runlevel.d/S[0-9][0-9]}
230			stop=$rc_base/rc$runlevel.d/K[0-9][0-9]$suffix
231			prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix
232
233			[ -f $prev_start ] && [ ! -f $stop ] && continue
234			fi
235
236			check_script_status
237
238			$i start
239			error_value=$?
240
241			if [ "$error_value" != "0" ]
242			then
243			print_error_msg
244			fi
245			done