Magellan Linux

Annotation of /trunk/magellan-initscripts/etc/rc.d/init.d/rc

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Revision 515 - (hide annotations) (download)
Fri Aug 17 22:08:33 2007 UTC (16 years, 8 months ago) by niro
File size: 10120 byte(s)
-automount usbfs

1 niro 2 #!/bin/bash
2 niro 515 # $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/rc,v 1.16 2007-08-17 22:08:33 niro Exp $
3 niro 2
4     source /etc/sysconfig/rc
5     source $rc_functions
6    
7 niro 50 # get mage version
8     MAGEVER="$(< /etc/mageversion)"
9 niro 2
10 niro 150 # source kernel config if exists
11 niro 2 [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
12    
13 niro 319 udev_version()
14     {
15     local version=0
16    
17     if [[ -x /sbin/udev ]]
18     then
19     version=$(/sbin/udev -V)
20     # We need it without a leading '0', else bash do the wrong thing
21     version=${version##0}
22     # Older udev's will print nothing
23     [[ -z ${version} ]] && version=0
24 niro 431 elif [[ -x /sbin/udevd ]]
25     then
26     version=$(/sbin/udevd --version)
27     version=${version##0}
28     [[ -z ${version} ]] && version=0
29 niro 319 fi
30    
31     echo "${version}"
32     }
33    
34     populate_udev()
35     {
36 niro 394 local opts
37 niro 318
38 niro 428 # tell modprobe.sh to be verbose to $CONSOLE
39     echo CONSOLE=${CONSOLE} > /dev/.udev_populate
40    
41 niro 318 # populate /dev with devices already found by the kernel
42 niro 376 if [ "$(kernel_version | sed 's:\.::g' | cut -d_ -f1)" -gt "2614" ]
43 niro 318 then
44     echo -e ${COLOREDSTAR}" Populating /dev with existing devices through uevents ..."
45 niro 431 [[ $(udev_version) -ge "96" ]] && [[ ${RC_COLDPLUG} != yes ]] && opts="--attr-match=dev"
46 niro 394 /sbin/udevtrigger ${opts}
47 niro 318 evaluate_retval
48     else
49     echo -e ${COLOREDSTAR}" Populating /dev with existing devices with udevstart ..."
50 niro 2 /sbin/udevstart
51 niro 318 evaluate_retval
52     fi
53 niro 2
54 niro 318 # loop until everything is finished
55     echo -e ${COLOREDSTAR}" Letting udev process events ..."
56 niro 394 /sbin/udevsettle --timeout=60
57 niro 318 evaluate_retval
58    
59 niro 428 rm -f /dev/.udev_populate
60 niro 318 return 0
61     }
62    
63 niro 319 seed_dev()
64     {
65 niro 318 # seed /dev with some things that we know we need
66     echo -e ${COLOREDSTAR}" Seeding /dev with needed nodes ..."
67     (
68 niro 428 [ ! -c /dev/console ] && mknod /dev/console c 5 1
69     [ ! -c /dev/tty1 ] && mknod /dev/tty1 c 4 1
70     [ ! -c /dev/null ] && mknod /dev/null c 1 3
71    
72 niro 318 # copy over any persistant things
73 niro 394 if [[ -d /lib/udev/devices ]]
74     then
75 niro 514 cp --preserve=all --recursive --update /lib/udev/devices/* /dev 2>/dev/null
76 niro 394 fi
77 niro 428
78 niro 150 # not provided by sysfs but needed
79 niro 2 ln -snf /proc/self/fd /dev/fd
80     ln -snf fd/0 /dev/stdin
81     ln -snf fd/1 /dev/stdout
82     ln -snf fd/2 /dev/stderr
83 niro 318 [[ -e /proc/kcore ]] && ln -snf /proc/kcore /dev/core
84    
85 niro 150 # create problematic directories
86 niro 2 mkdir -p /dev/{pts,shm}
87 niro 318 )
88     evaluate_retval
89     }
90 niro 2
91     trap "" INT QUIT TSTP
92    
93     [ "$1" != "" ] && runlevel=$1
94    
95 niro 150 if [[ $runlevel = sysinit ]]
96 niro 2 then
97     echo
98     echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
99 niro 425 echo -e "Copyright 2001-2007 Niels Rogalla; http://magellan-linux.net"
100 niro 2 echo
101    
102 niro 150 # mount proc filesystem, needed for bootsplash;
103     # no use of '/etc/rc.d/init.d/mountproc' anymore
104 niro 2 if [ ! -e /proc/mounts ]
105     then
106     echo -e ${COLOREDSTAR}"Mounting proc file system ..."
107     mount -n /proc
108     evaluate_retval
109     fi
110    
111 niro 150 # set default verbose level for kernel messages
112 niro 2 [ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
113     echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
114    
115 niro 150 # mount sys file system before udev or devfs (kernel-2.6)
116     if [[ $(kernel_major_version) = 2.6 ]]
117 niro 2 then
118     if [ -d /sys ]
119     then
120     echo -e ${COLOREDSTAR}"Mounting sysfs file system ..."
121 niro 150 mount -n -t sysfs sysfs /sys
122 niro 2 evaluate_retval
123     else
124     echo -e ${COLORED}"Fatal: mountpoint /sys missing ..."
125     echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
126     echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
127     fi
128     fi
129    
130     ## load devfs ##
131 niro 150 # load devfs only with a 2.4 kernel or its really wanted with a 2.6
132     if [[ $(kernel_major_version) = 2.4 ]] || [[ ${RC_USED_DEV} = devfs ]]
133 niro 2 then
134     # start devfsd daemon, needed for bootsplash;
135     # no use of '/etc/rc.d/init.d/devfs' anymore
136     # check if devfs was mounted by the kernel,
137     # if not mount it (mbuild_livecd needs this one)
138     if [ ! -e /dev/.devfsd ]
139     then
140     echo -e ${COLOREDSTAR}"Mounting devfs file system ..."
141 niro 150 mount -n -t devfs devfs /dev
142 niro 2 evaluate_retval
143     fi
144    
145     if [ -e /dev/.devfsd ]
146     then
147     echo -e ${COLOREDSTAR}"Starting devfsd ..."
148     ## directory /lib/dev-state !must! exists ##
149     /sbin/devfsd /dev &> /dev/null
150     evaluate_retval
151     else
152     echo -e ${COLRED}"No devfs filesystem found ..."
153     echo -e ${COLYELLOW}"Your Kernel doesn't support the devfs filesystem."
154     echo -e ${COLYELLOW}"Devfs is necessary to run Magellan-Linux."
155     echo -e ${COLYELLOW}"Please make shure that this is enabled in your kernel."
156     echo
157     echo -e ${COLYELLOW}"Press any key to shutdown the system safely ..."
158     read
159     $rc_base/init.d/halt
160     fi
161     fi
162    
163     #### load udev ####
164 niro 150 # load udev only with a 2.6 kernel
165     if [[ $(kernel_major_version) = 2.6 ]] && [[ ${RC_USED_DEV} = udev ]]
166 niro 2 then
167 niro 428 # check if /dev/console exists outside tmpfs
168     [ -c /dev/console ] ; need_redirect=$?
169    
170 niro 150 # create a ramdisk for populating udev
171     echo -e ${COLOREDSTAR}"Mounting udev at /dev ..."
172 niro 394 # many video drivers needed exec access
173     fstype=ramfs
174 niro 150 # tmpfs was suggested by Greg Kroah-Hartman
175 niro 395 kernel_supports_fs tmpfs && fstype=tmpfs
176 niro 394 mount -n -t ${fstype} udev /dev -o exec,nosuid,mode=0755
177 niro 2 evaluate_retval
178    
179 niro 150 # if a device tarball exists load it and if it is activated
180 niro 2 echo -e ${COLOREDSTAR}"Configurating system to use udev ..."
181 niro 150 if [[ ${RC_DEVICE_TARBALL} = yes ]]
182 niro 2 then
183 niro 318 echo -e ${COLOREDSTAR}" Populating /dev with saved device nodes ..."
184 niro 2 tar -jxpf /lib/udev-state/devices.tar.bz2 -C /dev
185     evaluate_retval
186     fi
187    
188 niro 318 # other eeded device nodes with udev
189     seed_dev
190 niro 2
191 niro 318 if [ -e /proc/sys/kernel/hotplug ]
192 niro 2 then
193 niro 376 if [ "$(kernel_version | sed 's:\.::g' | cut -d_ -f1)" -gt "2614" ]
194 niro 318 then
195     echo -e ${COLOREDSTAR}" Using netlink for hotplug events ..."
196     echo "" > /proc/sys/kernel/hotplug
197     evaluate_retval
198 niro 394 else
199 niro 318 echo -e ${COLOREDSTAR}" Setting /sbin/udevsend as hotplug agent ..."
200     echo "/sbin/udevsend" > /proc/sys/kernel/hotplug
201     evaluate_retval
202     fi
203 niro 2 else
204     echo -e ${COLOREDSTAR}${COLYELLOW}" Kernel was not compiled with hotplug support !"
205 niro 318 print_status failure
206 niro 2 fi
207 niro 318
208     echo -e ${COLOREDSTAR}" Starting udevd daemon ..."
209 niro 428 if [ ${need_redirect} -eq 1 ]
210     then
211     # we need to open fds 0 1 2
212     /sbin/udevd --daemon </dev/console >/dev/console 2>/dev/console
213     else
214     /sbin/udevd --daemon
215     fi
216 niro 2 evaluate_retval
217 niro 318
218 niro 514 /lib/udev/write_root_link_rule
219 niro 318 populate_udev
220    
221     # create nodes that udev can't
222     echo -e ${COLOREDSTAR}" Finializing udev configuration ..."
223     [[ -x /sbin/dmsetup ]] && /sbin/dmsetup mknodes &>/dev/null
224     [[ -x /sbin/lvm ]] && /sbin/lvm vgscan -P --mknodes --ignorelockingfailure &>/dev/null
225     [[ -x /sbin/evms_activate ]] && /sbin/evms_activate -q &>/dev/null
226     print_status success
227    
228     # same thing as /dev/.devfsd
229     touch /dev/.udev
230 niro 2 fi
231    
232     ## load devpts ##
233     # devfs/udev with 2.6 has no ptys, so devpts is also needed
234 niro 150 if [[ $(kernel_major_version) = 2.6 ]]
235 niro 2 then
236     # check if we really have devpts support
237 niro 150 if kernel_supports_fs devpts
238 niro 2 then
239     # /dev/pts maybe not exists.
240     # We only create this directory only if devfs was mounted,
241     # or it will fail as / is still mounted readonly
242 niro 150 # udev has this dir already, only a sanity check for devfs
243     if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
244 niro 2 then
245     mkdir -p /dev/pts &> /dev/null || \
246     echo "Could not create /dev/pts !"
247     fi
248 niro 71
249 niro 150 # now mount devpts
250 niro 2 if [ -d /dev/pts ]
251     then
252     echo -e ${COLOREDSTAR}"Mounting devpts at /dev/pts ..."
253 niro 150 mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
254 niro 2 evaluate_retval
255     fi
256     else
257     # devpts is not supported, give a warning
258     echo -e ${COLRED}"No devpts filesystem found ..."
259     echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
260     echo -e ${COLYELLOW}"Devfs with a kernel-2.6.x needs devpts,"
261     echo -e ${COLYELLOW}"or no pty's are available."
262     echo -e ${COLYELLOW}"Please make shure that this is enabled in your kernel."
263     echo
264     echo -e ${COLYELLOW}"Press any key to continue ..."
265     read
266     fi
267     fi
268    
269 niro 515 ## load usbfs ##
270     if kernel_supports_fs usbfs
271     then
272     echo -e ${COLOREDSTAR}"Mounting usbfs at /proc/bus/usb ..."
273     mount -n -t usbfs usbfs /proc/bus/usb
274     evaluate_retval
275     fi
276    
277 niro 2 ### services state dir ###
278     echo -e ${COLOREDSTAR}"Mounting tmpfs at ${svcdir} ..."
279     mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
280     evaluate_retval
281    
282 niro 150 # load bootsplash
283 niro 2 splash "rc_init" "${runlevel}"
284     fi
285    
286    
287 niro 150 if [[ $runlevel = 0 ]] || [[ $runlevel = 6 ]]
288 niro 2 then
289 niro 150 # load bootsplash
290 niro 2 splash "rc_init" "${runlevel}"
291    
292     # if requested save devices to a device tarball before halt
293     # only for kernels >=2.6 *and* udev
294     # make shure that udev is mounted but *not* devfs --> /dev/.devfsd
295 niro 150 if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
296     [ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
297 niro 2 then
298     echo -e ${COLOREDSTAR}"Saving /dev device nodes ..."
299 niro 150 ( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
300 niro 2 mv -f "/tmp/devices-$$.tar.bz2" /lib/udev-state/devices.tar.bz2
301     evaluate_retval
302     fi
303     fi
304    
305    
306     if [ "$runlevel" = "" ]
307     then
308     echo "Usage: $0 <runlevel>" >&2
309     exit 1
310     fi
311    
312 niro 150
313 niro 2 previous=$PREVLEVEL
314     [ "$previous" = "" ] && previous=N
315    
316     if [ ! -d $rc_base/rc$runlevel.d ]
317     then
318     echo "$rc_base/rc$runlevel.d does not exist"
319     exit 1
320     fi
321    
322     if [ "$previous" != "N" ]
323     then
324     for i in $(ls -v $rc_base/rc$runlevel.d/K* 2> /dev/null)
325     do
326    
327     check_script_status
328    
329     suffix=${i#$rc_base/rc$runlevel.d/K[0-9][0-9]}
330     prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix
331     sysinit_start=$rc_base/rcsysinit.d/S[0-9][0-9]$suffix
332    
333     if [ "$runlevel" != "0" ] && [ "$runlevel" != "6" ]
334     then
335     if [ ! -f $prev_start ] && [ ! -f $sysinit_start ]
336     then
337     $WARNING
338     echo "$i can't be executed because it was"
339     echo "not started in the previous runlevel ($previous)"
340     $NORMAL
341     continue
342     fi
343     fi
344    
345     $i stop
346     error_value=$?
347    
348     if [ "$error_value" != "0" ]
349     then
350     print_error_msg
351     fi
352     done
353     fi
354    
355     for i in $( ls -v $rc_base/rc$runlevel.d/S* 2> /dev/null)
356     do
357     if [ "$previous" != "N" ]
358     then
359     suffix=${i#$rc_base/rc$runlevel.d/S[0-9][0-9]}
360     stop=$rc_base/rc$runlevel.d/K[0-9][0-9]$suffix
361     prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix
362    
363     [ -f $prev_start ] && [ ! -f $stop ] && continue
364     fi
365    
366     check_script_status
367    
368     $i start
369     error_value=$?
370    
371     if [ "$error_value" != "0" ]
372     then
373     print_error_msg
374     fi
375     done

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