Contents of /trunk/magellan-initscripts/rc/functions
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Fri Mar 11 17:44:48 2011 UTC (13 years, 6 months ago) by niro
File size: 7517 byte(s)
Fri Mar 11 17:44:48 2011 UTC (13 years, 6 months ago) by niro
File size: 7517 byte(s)
moved [top]/etc/rc.d/init.d -> [top]/rc
1 | #!/bin/bash |
2 | # $Id$ |
3 | |
4 | # Begin $rc_base/init.d/functions - Run Level Control Functions |
5 | |
6 | # Based on functions script from LFS-3.1 and earlier. |
7 | # Rewritten by Gerard Beekmans - gerard@linuxfromscratch.org |
8 | |
9 | # With code based on Matthias Benkmann's simpleinit-msb @ |
10 | # http://winterdrache.de/linux/newboot/index.html |
11 | |
12 | umask 022 |
13 | |
14 | export PATH="/bin:/usr/bin:/sbin:/usr/sbin" |
15 | |
16 | KILLDELAY=3 |
17 | |
18 | COLUMNS=$(stty size) |
19 | COLUMNS=${COLUMNS##* } |
20 | COL=$[ $COLUMNS - 10 ] |
21 | WCOL=$[ $COLUMNS - 30 ] |
22 | WWCOL=$[ $COLUMNS - 40 ] |
23 | SET_COL="echo -en \\033[${COL}G" |
24 | SET_WCOL="echo -en \\033[${WCOL}G" |
25 | SET_WWCOL="echo -en \\033[${WWCOL}G" |
26 | CURS_UP="echo -en \\033[A" |
27 | |
28 | NORMAL="echo -en \\033[0;39m" |
29 | SUCCESS="echo -en \\033[1;32m" |
30 | WARNING="echo -en \\033[1;33m" |
31 | FAILURE="echo -en \\033[1;31m" |
32 | |
33 | COLRED="\033[1;6m\033[31m" |
34 | COLGREEN="\033[1;6m\033[32m" |
35 | COLYELLOW="\033[1;6m\033[33m" |
36 | COLBLUE="\033[1;6m\033[34m" |
37 | COLMAGENTA="\033[1;6m\033[35m" |
38 | COLWHITE="\033[1;6m\033[37m" |
39 | COLDEFAULT="\033[0m" |
40 | |
41 | COLOREDSTAR="${COLBLUE}(${COLGREEN}*${COLBLUE})${COLDEFAULT} " |
42 | |
43 | # location to save the started services |
44 | svcdir="/var/lib/init.d" |
45 | svclib="/lib/rcscripts" |
46 | svcmount="no" |
47 | svcfstype="tmpfs" |
48 | svcsize=1024 |
49 | |
50 | rc_echo() { echo $@; } |
51 | rc_print() { rc_echo -e "${COLOREDSTAR}$@"; } |
52 | |
53 | # dummy function; needed if splashutils are not installed |
54 | splash() { return 0; } |
55 | |
56 | # source splash functions if exists |
57 | [ -f /etc/init.d/splash-functions ] && source /etc/init.d/splash-functions |
58 | |
59 | print_error_msg() |
60 | { |
61 | return 0 |
62 | echo |
63 | $FAILURE |
64 | echo -e " An Error occurred." |
65 | echo -e " Script: ${COLWHITE}$i${COLRED}" |
66 | echo -e " Exitcode: ${COLWHITE}$error_value${COLRED}" |
67 | echo |
68 | $NORMAL |
69 | echo |
70 | echo "Press Enter to continue..." |
71 | read |
72 | } |
73 | |
74 | check_script_status() |
75 | { |
76 | if [ ! -f $i ] |
77 | then |
78 | echo "$i is not a valid symlink" |
79 | continue |
80 | fi |
81 | |
82 | if [ ! -x $i ] |
83 | then |
84 | echo "$i is not executable, skipping" |
85 | continue |
86 | fi |
87 | } |
88 | |
89 | update_svcstatus() |
90 | { |
91 | #$1 script |
92 | #$2 start/stop |
93 | |
94 | local SVCDIR_MOUNTED |
95 | local SVCD_INITSCRIPT |
96 | local x |
97 | |
98 | #do this only if proc is mounted |
99 | [ ! -f /proc/mounts ] && return 0 |
100 | |
101 | #check if svcdir is mounted |
102 | SVCDIR_MOUNTED="$(cat /proc/mounts | grep ${svcdir} | cut -d ' ' -f2)" |
103 | if [ "${SVCDIR_MOUNTED}" == "${svcdir}" ] |
104 | then |
105 | #check if statedir exists |
106 | [ ! -d ${svcdir}/started ] && mkdir ${svcdir}/started |
107 | |
108 | #get real name of the initscript, not from the symlink |
109 | if [ -L "$0" ] |
110 | then |
111 | x="$(readlink $0)" |
112 | SVCD_INITSCRIPT="$(basename ${x})" |
113 | else |
114 | SVCD_INITSCRIPT="$(basename $0)" |
115 | fi |
116 | |
117 | case $1 in |
118 | start) |
119 | #write to svcddir |
120 | #write state |
121 | echo ok > ${svcdir}/started/"${SVCD_INITSCRIPT}" |
122 | ;; |
123 | stop) |
124 | #echo "$(ls ${svcdir}/started)" |
125 | if [ -f ${svcdir}/started/${SVCD_INITSCRIPT} ] |
126 | then |
127 | rm ${svcdir}/started/${SVCD_INITSCRIPT} |
128 | fi |
129 | ;; |
130 | esac |
131 | fi |
132 | } |
133 | |
134 | evaluate_retval() |
135 | { |
136 | local error_value="$1" |
137 | [[ -z ${error_value} ]] && error_value=$? |
138 | |
139 | if [[ ${error_value} = 0 ]] |
140 | then |
141 | print_status success |
142 | else |
143 | print_status failure |
144 | |
145 | if [[ ${SPLASH_VERBOSE_ON_ERRORS} = 1 ]] |
146 | then |
147 | splash "rc_verbose" "${runlevel}" |
148 | fi |
149 | fi |
150 | |
151 | return ${error_value} |
152 | } |
153 | |
154 | print_status() |
155 | { |
156 | if [ $# = 0 ] |
157 | then |
158 | echo "Usage: $0 {success|warning|failure}" |
159 | return 1 |
160 | fi |
161 | |
162 | $CURS_UP |
163 | |
164 | case "$1" in |
165 | success) |
166 | $SET_COL |
167 | echo -e -n $COLBLUE"[ " |
168 | $SUCCESS |
169 | echo -e -n "OK" |
170 | echo -e $COLBLUE" ]" |
171 | $NORMAL |
172 | ;; |
173 | warning) |
174 | case "$2" in |
175 | running) |
176 | $SET_WCOL |
177 | echo "Already running" |
178 | $CURS_UP |
179 | ;; |
180 | not_running) |
181 | $SET_WCOL |
182 | echo "Not running" |
183 | $CURS_UP |
184 | ;; |
185 | esac |
186 | $SET_COL |
187 | echo -e -n $COLBLUE"[ " |
188 | $WARNING |
189 | echo -e -n "ATTN" |
190 | echo -e $COLBLUE" ]" |
191 | $NORMAL |
192 | ;; |
193 | failure) |
194 | $SET_COL |
195 | echo -e -n $COLBLUE"[" |
196 | $FAILURE |
197 | echo -e -n "FAILED" |
198 | echo -e $COLBLUE"]" |
199 | $NORMAL |
200 | ;; |
201 | esac |
202 | } |
203 | |
204 | getpids() |
205 | { |
206 | base=${1##*/} |
207 | pidlist=$(pidof -o $$ -o $PPID -x $base) |
208 | } |
209 | |
210 | loadproc() |
211 | { |
212 | if [ $# = 0 ] |
213 | then |
214 | echo "Usage: loadproc {program}" |
215 | exit 1 |
216 | fi |
217 | |
218 | getpids $1 |
219 | |
220 | if [ -z "$pidlist" ] |
221 | then |
222 | "$@" |
223 | evaluate_retval |
224 | else |
225 | $SET_WCOL |
226 | print_status warning running |
227 | fi |
228 | } |
229 | |
230 | killproc() |
231 | { |
232 | if [ $# = 0 ] |
233 | then |
234 | echo "Usage: killproc {program} [signal]" |
235 | exit 1 |
236 | fi |
237 | |
238 | if [ -z "$2" ]; then |
239 | signal=TERM |
240 | fallback=KILL |
241 | else |
242 | signal=${2##-} |
243 | signal=${signal##SIG} |
244 | fallback="" |
245 | fi |
246 | |
247 | getpids $1 |
248 | |
249 | if [ -n "$pidlist" ]; then |
250 | failure=0 |
251 | |
252 | for pid in $pidlist |
253 | do |
254 | kill -$signal $pid 2>/dev/null |
255 | |
256 | for ((i=0; $i<5000; i=$i+1)); do :; done |
257 | |
258 | for ((i=0; $i<$KILLDELAY; i=$i+1)); do |
259 | kill -0 $pid 2>/dev/null || break |
260 | sleep 1 |
261 | done |
262 | |
263 | if [ -n "$fallback" ]; then kill -$fallback $pid 2>/dev/null; fi |
264 | |
265 | kill -0 $pid 2>/dev/null && failure=1 |
266 | done |
267 | |
268 | base=${1##*/} |
269 | if [ $failure = 0 ]; then rm -f /var/run/$base.pid; fi |
270 | |
271 | (exit $failure) |
272 | evaluate_retval |
273 | else |
274 | $SET_WCOL |
275 | print_status warning not_running |
276 | fi |
277 | } |
278 | |
279 | reloadproc() |
280 | { |
281 | if [ $# = 0 ] |
282 | then |
283 | echo "Usage: reloadproc {program} [signal]" |
284 | exit 1 |
285 | fi |
286 | |
287 | if [ -z "$2" ]; then |
288 | signal=HUP |
289 | else |
290 | signal=${2##-} |
291 | signal=${signal##SIG} |
292 | fi |
293 | |
294 | getpids $1 |
295 | |
296 | if [ -n "$pidlist" ] |
297 | then |
298 | failure=0 |
299 | |
300 | for pid in $pidlist |
301 | do |
302 | kill -$signal $pid || failure=1 |
303 | done |
304 | |
305 | (exit $failure) |
306 | evaluate_retval |
307 | else |
308 | $SET_WCOL |
309 | print_status warning not_running |
310 | fi |
311 | } |
312 | |
313 | statusproc() |
314 | { |
315 | if [ $# = 0 ] |
316 | then |
317 | echo "Usage: statusproc {program}" |
318 | exit 1 |
319 | fi |
320 | |
321 | base=${1##*/} |
322 | getpids $base |
323 | |
324 | if [ -n "$pidlist" ] |
325 | then |
326 | echo "$base is running with Process ID(s) $pidlist" |
327 | else |
328 | if [ -s /var/run/$base.pid ] |
329 | then |
330 | echo "$1 is not running but /var/run/$base.pid exists" |
331 | return 1 |
332 | else |
333 | echo "$1 is not running" |
334 | fi |
335 | fi |
336 | } |
337 | |
338 | progressbar() |
339 | { |
340 | if [ $# != 1 ] |
341 | then |
342 | echo "Usage: progressbar {progress}" |
343 | exit 1 |
344 | fi |
345 | |
346 | if [ -f /proc/splash ] |
347 | then |
348 | echo "show $(( 65534 * $1 / 100 ))" > /proc/splash |
349 | fi |
350 | } |
351 | |
352 | kernel_version() |
353 | { |
354 | local KV="$(uname -r | cut -d- -f1)" |
355 | echo "${KV}" |
356 | } |
357 | |
358 | kernel_major_version() |
359 | { |
360 | local KV |
361 | KV="$(uname -r | cut -d. -f1-2)" |
362 | echo "${KV}" |
363 | } |
364 | |
365 | dolisting() |
366 | { |
367 | local x= |
368 | local y= |
369 | local tmpstr= |
370 | local mylist= |
371 | local mypath="${*}" |
372 | |
373 | if [ "${mypath%/\*}" != "${mypath}" ] |
374 | then |
375 | mypath="${mypath%/\*}" |
376 | fi |
377 | |
378 | for x in ${mypath} |
379 | do |
380 | [ ! -e "${x}" ] && continue |
381 | |
382 | if [ ! -d "${x}" ] && ( [ -L "${x}" -o -f "${x}" ] ) |
383 | then |
384 | mylist="${mylist} $(ls "${x}" 2> /dev/null)" |
385 | else |
386 | [ "${x%/}" != "${x}" ] && x="${x%/}" |
387 | |
388 | cd "${x}"; tmpstr="$(ls)" |
389 | |
390 | for y in ${tmpstr} |
391 | do |
392 | mylist="${mylist} ${x}/${y}" |
393 | done |
394 | fi |
395 | done |
396 | |
397 | echo "${mylist}" |
398 | } |
399 | |
400 | # searches /proc/mounts for mounted fstypes (like ext3) |
401 | is_fstype_mounted() |
402 | { |
403 | local filesys |
404 | local i |
405 | filesys=$1 |
406 | |
407 | i="$(cat /proc/mounts | grep ${filesys} | cut -d ' ' -f3)" |
408 | [[ ${i} != ${filesys} ]] && return 1 |
409 | |
410 | return 0 |
411 | } |
412 | |
413 | # searches /proc/mounts for mounted fs names (like udev, proc) |
414 | is_fs_mounted() |
415 | { |
416 | local filesys |
417 | local i |
418 | filesys=$1 |
419 | |
420 | i="$(cat /proc/mounts | grep ${filesys} | cut -d ' ' -f1)" |
421 | [[ ${i} != ${filesys} ]] && return 1 |
422 | |
423 | return 0 |
424 | } |
425 | |
426 | # checks if kernel supports fs xy |
427 | kernel_supports_fs() |
428 | { |
429 | local filesys |
430 | local i |
431 | filesys=$1 |
432 | |
433 | i="$(cat /proc/filesystems | grep ${filesys} | cut -d $'\t' -f2)" |
434 | [[ ${i} != ${filesys} ]] && return 1 |
435 | |
436 | return 0 |
437 | } |
438 | |
439 | # bool is_older_than(reference, files/dirs to check) |
440 | # |
441 | # return 0 if any of the files/dirs are newer than |
442 | # the reference file |
443 | # |
444 | # EXAMPLE: if is_older_than a.out *.o ; then ... |
445 | is_older_than() |
446 | { |
447 | local x= |
448 | local ref="$1" |
449 | shift |
450 | |
451 | for x in "$@" |
452 | do |
453 | [[ ${x} -nt ${ref} ]] && return 0 |
454 | |
455 | if [[ -d ${x} ]] |
456 | then |
457 | is_older_than "${ref}" "${x}"/* && return 0 |
458 | fi |
459 | done |
460 | |
461 | return 1 |
462 | } |
463 | |
464 | start_devicemanager() { touch /dev/.none; return 0; } |
465 | stop_devicemanager() { return 0; } |
Properties
Name | Value |
---|---|
svn:executable | * |