Annotation of /trunk/magellan-initscripts/rc/rc
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Tue Jan 3 18:03:21 2006 UTC (18 years, 8 months ago) by niro
Original Path: trunk/magellan-initscripts/etc/rc.d/init.d/rc
File size: 10463 byte(s)
Tue Jan 3 18:03:21 2006 UTC (18 years, 8 months ago) by niro
Original Path: trunk/magellan-initscripts/etc/rc.d/init.d/rc
File size: 10463 byte(s)
added >= udev-079 support for 2.6.15 kernels
1 | niro | 2 | #!/bin/bash |
2 | niro | 318 | # $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/rc,v 1.6 2006-01-03 18:03:21 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 | 318 | # this works only for 2.6.15 kernels and greater |
14 | trigger_events() | ||
15 | { | ||
16 | local list="" | ||
17 | local i | ||
18 | local first | ||
19 | local last | ||
20 | local default | ||
21 | |||
22 | # if you want real hotplug (with all modules being loaded for all | ||
23 | # devices in the system), uncomment out the next line. | ||
24 | #list="$list $(echo /sys/bus/*/devices/*/uevent)" | ||
25 | list="${list} $(echo /sys/class/*/*/uevent)" | ||
26 | list="${list} $(echo /sys/block/*/uevent /sys/block/*/*/uevent)" | ||
27 | for i in ${list} | ||
28 | do | ||
29 | case "${i}" in | ||
30 | */device/uevent) | ||
31 | # skip followed device symlinks | ||
32 | continue | ||
33 | ;; | ||
34 | */class/mem/*|*/class/tty/*) | ||
35 | first="${first} ${i}" | ||
36 | ;; | ||
37 | */block/md*) | ||
38 | last="${last} ${i}" | ||
39 | ;; | ||
40 | */*) | ||
41 | default="${default} ${i}" | ||
42 | ;; | ||
43 | esac | ||
44 | done | ||
45 | |||
46 | # trigger the sorted events | ||
47 | for i in ${first} ${default} ${last} | ||
48 | do | ||
49 | echo "add" > "${i}" | ||
50 | done | ||
51 | } | ||
52 | |||
53 | niro | 2 | populate_udev() { |
54 | niro | 318 | local loop |
55 | |||
56 | # populate /dev with devices already found by the kernel | ||
57 | if [ "$(kernel_version | sed 's:\.::g')" -gt "2614" ] | ||
58 | then | ||
59 | echo -e ${COLOREDSTAR}" Populating /dev with existing devices through uevents ..." | ||
60 | trigger_events | ||
61 | evaluate_retval | ||
62 | else | ||
63 | echo -e ${COLOREDSTAR}" Populating /dev with existing devices with udevstart ..." | ||
64 | niro | 2 | /sbin/udevstart |
65 | niro | 318 | evaluate_retval |
66 | fi | ||
67 | niro | 2 | |
68 | niro | 318 | # loop until everything is finished |
69 | # there's gotta be a better way... | ||
70 | echo -e ${COLOREDSTAR}" Letting udev process events ..." | ||
71 | loop=0 | ||
72 | while test -d /dev/.udev/queue | ||
73 | do | ||
74 | sleep 0.1; | ||
75 | test "${loop}" -gt 300 && break | ||
76 | loop=$((${loop} + 1)) | ||
77 | done | ||
78 | evaluate_retval | ||
79 | |||
80 | return 0 | ||
81 | } | ||
82 | |||
83 | seed_dev() { | ||
84 | # seed /dev with some things that we know we need | ||
85 | echo -e ${COLOREDSTAR}" Seeding /dev with needed nodes ..." | ||
86 | ( | ||
87 | # copy over any persistant things | ||
88 | cp --preserve=all --recursive --update /lib/udev/devices/* /dev | ||
89 | |||
90 | niro | 150 | # not provided by sysfs but needed |
91 | niro | 2 | ln -snf /proc/self/fd /dev/fd |
92 | ln -snf fd/0 /dev/stdin | ||
93 | ln -snf fd/1 /dev/stdout | ||
94 | ln -snf fd/2 /dev/stderr | ||
95 | niro | 318 | [[ -e /proc/kcore ]] && ln -snf /proc/kcore /dev/core |
96 | |||
97 | niro | 150 | # create problematic directories |
98 | niro | 2 | mkdir -p /dev/{pts,shm} |
99 | niro | 318 | ) |
100 | evaluate_retval | ||
101 | } | ||
102 | niro | 2 | |
103 | niro | 318 | # # some needed functions functions |
104 | # populate_udev() { | ||
105 | # /sbin/udevstart | ||
106 | # | ||
107 | # # not provided by sysfs but needed | ||
108 | # ln -snf /proc/self/fd /dev/fd | ||
109 | # ln -snf fd/0 /dev/stdin | ||
110 | # ln -snf fd/1 /dev/stdout | ||
111 | # ln -snf fd/2 /dev/stderr | ||
112 | # ln -snf /proc/kcore /dev/core | ||
113 | # ln -snf /proc/asound/oss/sndstat /dev/sndstat | ||
114 | # | ||
115 | # # create problematic directories | ||
116 | # mkdir -p /dev/{pts,shm} | ||
117 | # | ||
118 | # # same as /dev/.devfsd | ||
119 | # touch /dev/.udev | ||
120 | # | ||
121 | # return 0 | ||
122 | # } | ||
123 | niro | 71 | |
124 | niro | 2 | trap "" INT QUIT TSTP |
125 | |||
126 | [ "$1" != "" ] && runlevel=$1 | ||
127 | |||
128 | niro | 150 | if [[ $runlevel = sysinit ]] |
129 | niro | 2 | then |
130 | echo | ||
131 | echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}" | ||
132 | niro | 150 | echo -e "Copyright 2001-2005 Niels Rogalla; http://magellan-linux.net" |
133 | niro | 2 | echo |
134 | |||
135 | niro | 150 | # mount proc filesystem, needed for bootsplash; |
136 | # no use of '/etc/rc.d/init.d/mountproc' anymore | ||
137 | niro | 2 | if [ ! -e /proc/mounts ] |
138 | then | ||
139 | echo -e ${COLOREDSTAR}"Mounting proc file system ..." | ||
140 | mount -n /proc | ||
141 | evaluate_retval | ||
142 | fi | ||
143 | |||
144 | niro | 150 | # set default verbose level for kernel messages |
145 | niro | 2 | [ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3 |
146 | echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk | ||
147 | |||
148 | niro | 150 | # mount sys file system before udev or devfs (kernel-2.6) |
149 | if [[ $(kernel_major_version) = 2.6 ]] | ||
150 | niro | 2 | then |
151 | if [ -d /sys ] | ||
152 | then | ||
153 | echo -e ${COLOREDSTAR}"Mounting sysfs file system ..." | ||
154 | niro | 150 | mount -n -t sysfs sysfs /sys |
155 | niro | 2 | evaluate_retval |
156 | else | ||
157 | echo -e ${COLORED}"Fatal: mountpoint /sys missing ..." | ||
158 | echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)." | ||
159 | echo -e ${COLYELLOW}"It's essential for a 2.6 kernel." | ||
160 | fi | ||
161 | fi | ||
162 | |||
163 | ## load devfs ## | ||
164 | niro | 150 | # load devfs only with a 2.4 kernel or its really wanted with a 2.6 |
165 | if [[ $(kernel_major_version) = 2.4 ]] || [[ ${RC_USED_DEV} = devfs ]] | ||
166 | niro | 2 | then |
167 | # start devfsd daemon, needed for bootsplash; | ||
168 | # no use of '/etc/rc.d/init.d/devfs' anymore | ||
169 | # check if devfs was mounted by the kernel, | ||
170 | # if not mount it (mbuild_livecd needs this one) | ||
171 | if [ ! -e /dev/.devfsd ] | ||
172 | then | ||
173 | echo -e ${COLOREDSTAR}"Mounting devfs file system ..." | ||
174 | niro | 150 | mount -n -t devfs devfs /dev |
175 | niro | 2 | evaluate_retval |
176 | fi | ||
177 | |||
178 | if [ -e /dev/.devfsd ] | ||
179 | then | ||
180 | echo -e ${COLOREDSTAR}"Starting devfsd ..." | ||
181 | ## directory /lib/dev-state !must! exists ## | ||
182 | /sbin/devfsd /dev &> /dev/null | ||
183 | evaluate_retval | ||
184 | else | ||
185 | echo -e ${COLRED}"No devfs filesystem found ..." | ||
186 | echo -e ${COLYELLOW}"Your Kernel doesn't support the devfs filesystem." | ||
187 | echo -e ${COLYELLOW}"Devfs is necessary to run Magellan-Linux." | ||
188 | echo -e ${COLYELLOW}"Please make shure that this is enabled in your kernel." | ||
189 | echo | ||
190 | echo -e ${COLYELLOW}"Press any key to shutdown the system safely ..." | ||
191 | read | ||
192 | $rc_base/init.d/halt | ||
193 | fi | ||
194 | fi | ||
195 | |||
196 | #### load udev #### | ||
197 | niro | 150 | # load udev only with a 2.6 kernel |
198 | if [[ $(kernel_major_version) = 2.6 ]] && [[ ${RC_USED_DEV} = udev ]] | ||
199 | niro | 2 | then |
200 | niro | 150 | # create a ramdisk for populating udev |
201 | echo -e ${COLOREDSTAR}"Mounting udev at /dev ..." | ||
202 | # tmpfs was suggested by Greg Kroah-Hartman | ||
203 | # many video drivers needed exec access | ||
204 | mount -n -t ramfs udev /dev -o exec,nosuid,mode=0755 | ||
205 | niro | 2 | evaluate_retval |
206 | |||
207 | niro | 150 | # if a device tarball exists load it and if it is activated |
208 | niro | 2 | echo -e ${COLOREDSTAR}"Configurating system to use udev ..." |
209 | niro | 150 | if [[ ${RC_DEVICE_TARBALL} = yes ]] |
210 | niro | 2 | then |
211 | niro | 318 | echo -e ${COLOREDSTAR}" Populating /dev with saved device nodes ..." |
212 | niro | 2 | tar -jxpf /lib/udev-state/devices.tar.bz2 -C /dev |
213 | evaluate_retval | ||
214 | fi | ||
215 | |||
216 | niro | 318 | # other eeded device nodes with udev |
217 | seed_dev | ||
218 | niro | 2 | |
219 | niro | 318 | if [ -e /proc/sys/kernel/hotplug ] |
220 | niro | 2 | then |
221 | niro | 318 | if [ "$(kernel_version | sed 's:\.::g')" -gt "2614" ] |
222 | then | ||
223 | echo -e ${COLOREDSTAR}" Using netlink for hotplug events ..." | ||
224 | echo "" > /proc/sys/kernel/hotplug | ||
225 | evaluate_retval | ||
226 | elif [[ $(udev_version) -ge "48" ]] | ||
227 | then | ||
228 | echo -e ${COLOREDSTAR}" Setting /sbin/udevsend as hotplug agent ..." | ||
229 | echo "/sbin/udevsend" > /proc/sys/kernel/hotplug | ||
230 | evaluate_retval | ||
231 | elif [[ -x /sbin/hotplug ]] | ||
232 | then | ||
233 | echo -e ${COLOREDSTAR}" Using /sbin/hotplug as hotplug agent ..." | ||
234 | print_status success | ||
235 | else | ||
236 | echo -e ${COLOREDSTAR}" Setting /sbin/udev as hotplug agent ..." | ||
237 | echo "/sbin/udev" > /proc/sys/kernel/hotplug | ||
238 | evaluate_retval | ||
239 | fi | ||
240 | niro | 2 | else |
241 | echo -e ${COLOREDSTAR}${COLYELLOW}" Kernel was not compiled with hotplug support !" | ||
242 | niro | 318 | print_status failure |
243 | niro | 2 | fi |
244 | niro | 318 | |
245 | echo -e ${COLOREDSTAR}" Starting udevd daemon ..." | ||
246 | /sbin/udevd --daemon | ||
247 | niro | 2 | evaluate_retval |
248 | niro | 318 | |
249 | populate_udev | ||
250 | |||
251 | # create nodes that udev can't | ||
252 | echo -e ${COLOREDSTAR}" Finializing udev configuration ..." | ||
253 | [[ -x /sbin/dmsetup ]] && /sbin/dmsetup mknodes &>/dev/null | ||
254 | [[ -x /sbin/lvm ]] && /sbin/lvm vgscan -P --mknodes --ignorelockingfailure &>/dev/null | ||
255 | [[ -x /sbin/evms_activate ]] && /sbin/evms_activate -q &>/dev/null | ||
256 | print_status success | ||
257 | |||
258 | # same thing as /dev/.devfsd | ||
259 | touch /dev/.udev | ||
260 | niro | 2 | fi |
261 | |||
262 | ## load devpts ## | ||
263 | # devfs/udev with 2.6 has no ptys, so devpts is also needed | ||
264 | niro | 150 | if [[ $(kernel_major_version) = 2.6 ]] |
265 | niro | 2 | then |
266 | # check if we really have devpts support | ||
267 | niro | 150 | if kernel_supports_fs devpts |
268 | niro | 2 | then |
269 | # /dev/pts maybe not exists. | ||
270 | # We only create this directory only if devfs was mounted, | ||
271 | # or it will fail as / is still mounted readonly | ||
272 | niro | 150 | # udev has this dir already, only a sanity check for devfs |
273 | if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs | ||
274 | niro | 2 | then |
275 | mkdir -p /dev/pts &> /dev/null || \ | ||
276 | echo "Could not create /dev/pts !" | ||
277 | fi | ||
278 | niro | 71 | |
279 | niro | 150 | # now mount devpts |
280 | niro | 2 | if [ -d /dev/pts ] |
281 | then | ||
282 | echo -e ${COLOREDSTAR}"Mounting devpts at /dev/pts ..." | ||
283 | niro | 150 | mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts |
284 | niro | 2 | evaluate_retval |
285 | fi | ||
286 | else | ||
287 | # devpts is not supported, give a warning | ||
288 | echo -e ${COLRED}"No devpts filesystem found ..." | ||
289 | echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem." | ||
290 | echo -e ${COLYELLOW}"Devfs with a kernel-2.6.x needs devpts," | ||
291 | echo -e ${COLYELLOW}"or no pty's are available." | ||
292 | echo -e ${COLYELLOW}"Please make shure that this is enabled in your kernel." | ||
293 | echo | ||
294 | echo -e ${COLYELLOW}"Press any key to continue ..." | ||
295 | read | ||
296 | fi | ||
297 | fi | ||
298 | |||
299 | ### services state dir ### | ||
300 | echo -e ${COLOREDSTAR}"Mounting tmpfs at ${svcdir} ..." | ||
301 | mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k | ||
302 | evaluate_retval | ||
303 | |||
304 | niro | 150 | # load bootsplash |
305 | niro | 2 | splash "rc_init" "${runlevel}" |
306 | fi | ||
307 | |||
308 | |||
309 | niro | 150 | if [[ $runlevel = 0 ]] || [[ $runlevel = 6 ]] |
310 | niro | 2 | then |
311 | niro | 150 | # load bootsplash |
312 | niro | 2 | splash "rc_init" "${runlevel}" |
313 | |||
314 | # if requested save devices to a device tarball before halt | ||
315 | # only for kernels >=2.6 *and* udev | ||
316 | # make shure that udev is mounted but *not* devfs --> /dev/.devfsd | ||
317 | niro | 150 | if [[ ${RC_DEVICE_TARBALL} = yes ]] && \ |
318 | [ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ] | ||
319 | niro | 2 | then |
320 | echo -e ${COLOREDSTAR}"Saving /dev device nodes ..." | ||
321 | niro | 150 | ( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null ) |
322 | niro | 2 | mv -f "/tmp/devices-$$.tar.bz2" /lib/udev-state/devices.tar.bz2 |
323 | evaluate_retval | ||
324 | fi | ||
325 | fi | ||
326 | |||
327 | |||
328 | if [ "$runlevel" = "" ] | ||
329 | then | ||
330 | echo "Usage: $0 <runlevel>" >&2 | ||
331 | exit 1 | ||
332 | fi | ||
333 | |||
334 | niro | 150 | |
335 | niro | 2 | previous=$PREVLEVEL |
336 | [ "$previous" = "" ] && previous=N | ||
337 | |||
338 | if [ ! -d $rc_base/rc$runlevel.d ] | ||
339 | then | ||
340 | echo "$rc_base/rc$runlevel.d does not exist" | ||
341 | exit 1 | ||
342 | fi | ||
343 | |||
344 | if [ "$previous" != "N" ] | ||
345 | then | ||
346 | for i in $(ls -v $rc_base/rc$runlevel.d/K* 2> /dev/null) | ||
347 | do | ||
348 | |||
349 | check_script_status | ||
350 | |||
351 | suffix=${i#$rc_base/rc$runlevel.d/K[0-9][0-9]} | ||
352 | prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix | ||
353 | sysinit_start=$rc_base/rcsysinit.d/S[0-9][0-9]$suffix | ||
354 | |||
355 | if [ "$runlevel" != "0" ] && [ "$runlevel" != "6" ] | ||
356 | then | ||
357 | if [ ! -f $prev_start ] && [ ! -f $sysinit_start ] | ||
358 | then | ||
359 | $WARNING | ||
360 | echo "$i can't be executed because it was" | ||
361 | echo "not started in the previous runlevel ($previous)" | ||
362 | $NORMAL | ||
363 | continue | ||
364 | fi | ||
365 | fi | ||
366 | |||
367 | $i stop | ||
368 | error_value=$? | ||
369 | |||
370 | if [ "$error_value" != "0" ] | ||
371 | then | ||
372 | print_error_msg | ||
373 | fi | ||
374 | done | ||
375 | fi | ||
376 | |||
377 | for i in $( ls -v $rc_base/rc$runlevel.d/S* 2> /dev/null) | ||
378 | do | ||
379 | if [ "$previous" != "N" ] | ||
380 | then | ||
381 | suffix=${i#$rc_base/rc$runlevel.d/S[0-9][0-9]} | ||
382 | stop=$rc_base/rc$runlevel.d/K[0-9][0-9]$suffix | ||
383 | prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix | ||
384 | |||
385 | [ -f $prev_start ] && [ ! -f $stop ] && continue | ||
386 | fi | ||
387 | |||
388 | check_script_status | ||
389 | |||
390 | $i start | ||
391 | error_value=$? | ||
392 | |||
393 | if [ "$error_value" != "0" ] | ||
394 | then | ||
395 | print_error_msg | ||
396 | fi | ||
397 | done |
Properties
Name | Value |
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svn:executable | * |