Contents of /trunk/magellan-initscripts/rc/functions
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Revision 147 -
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Sun Jul 3 21:30:58 2005 UTC (19 years, 2 months ago) by niro
Original Path: trunk/magellan-initscripts/etc/rc.d/init.d/functions
File size: 6871 byte(s)
Sun Jul 3 21:30:58 2005 UTC (19 years, 2 months ago) by niro
Original Path: trunk/magellan-initscripts/etc/rc.d/init.d/functions
File size: 6871 byte(s)
added 3 new functions: kernel_support_fs, is_fs_mounted, is_fstype_mounted
1 | #!/bin/bash |
2 | # $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/functions,v 1.4 2005-07-03 21:30:58 niro Exp $ |
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 | |
51 | # dummy function; needed if splashutils are not installed |
52 | splash() { |
53 | return 0 |
54 | } |
55 | |
56 | |
57 | #source splash functions if exists |
58 | [ -f /etc/init.d/splash-functions ] && source /etc/init.d/splash-functions |
59 | |
60 | |
61 | |
62 | print_error_msg() |
63 | { |
64 | return 0 |
65 | echo |
66 | $FAILURE |
67 | echo -e " An Error occurred." |
68 | echo -e " Script: ${COLWHITE}$i${COLRED}" |
69 | echo -e " Exitcode: ${COLWHITE}$error_value${COLRED}" |
70 | echo |
71 | $NORMAL |
72 | echo |
73 | echo "Press Enter to continue..." |
74 | read |
75 | } |
76 | |
77 | check_script_status() |
78 | { |
79 | if [ ! -f $i ] |
80 | then |
81 | echo "$i is not a valid symlink" |
82 | continue |
83 | fi |
84 | |
85 | if [ ! -x $i ] |
86 | then |
87 | echo "$i is not executable, skipping" |
88 | continue |
89 | fi |
90 | } |
91 | |
92 | update_svcstatus() |
93 | { |
94 | #$1 script |
95 | #$2 start/stop |
96 | |
97 | local SVCDIR_MOUNTED |
98 | local SVCD_INITSCRIPT |
99 | local x |
100 | |
101 | |
102 | #do this only if proc is mounted |
103 | [ ! -f /proc/mounts ] && return 0 |
104 | |
105 | #check if svcdir is mounted |
106 | SVCDIR_MOUNTED="$(cat /proc/mounts | grep ${svcdir} | cut -d ' ' -f2)" |
107 | if [ "${SVCDIR_MOUNTED}" == "${svcdir}" ] |
108 | then |
109 | #check if statedir exists |
110 | [ ! -d ${svcdir}/started ] && mkdir ${svcdir}/started |
111 | |
112 | #get real name of the initscript, not from the symlink |
113 | if [ -L "$0" ] |
114 | then |
115 | x="$(readlink $0)" |
116 | SVCD_INITSCRIPT="$(basename ${x})" |
117 | else |
118 | SVCD_INITSCRIPT="$(basename $0)" |
119 | fi |
120 | |
121 | case $1 in |
122 | start) |
123 | #write to svcddir |
124 | #write state |
125 | echo ok > ${svcdir}/started/"${SVCD_INITSCRIPT}" |
126 | ;; |
127 | stop) |
128 | #echo "$(ls ${svcdir}/started)" |
129 | if [ -f ${svcdir}/started/${SVCD_INITSCRIPT} ] |
130 | then |
131 | rm ${svcdir}/started/${SVCD_INITSCRIPT} |
132 | fi |
133 | ;; |
134 | esac |
135 | fi |
136 | } |
137 | |
138 | evaluate_retval() |
139 | { |
140 | error_value=$? |
141 | |
142 | if [ $error_value = 0 ] |
143 | then |
144 | print_status success |
145 | else |
146 | print_status failure |
147 | fi |
148 | |
149 | return $error_value |
150 | } |
151 | |
152 | print_status() |
153 | { |
154 | if [ $# = 0 ] |
155 | then |
156 | echo "Usage: $0 {success|warning|failure}" |
157 | return 1 |
158 | fi |
159 | |
160 | $CURS_UP |
161 | |
162 | case "$1" in |
163 | success) |
164 | $SET_COL |
165 | echo -e -n $COLBLUE"[ " |
166 | $SUCCESS |
167 | echo -e -n "OK" |
168 | echo -e $COLBLUE" ]" |
169 | $NORMAL |
170 | ;; |
171 | warning) |
172 | case "$2" in |
173 | running) |
174 | $SET_WCOL |
175 | echo "Already running" |
176 | $CURS_UP |
177 | ;; |
178 | not_running) |
179 | $SET_WCOL |
180 | echo "Not running" |
181 | $CURS_UP |
182 | ;; |
183 | esac |
184 | $SET_COL |
185 | echo -e -n $COLBLUE"[ " |
186 | $WARNING |
187 | echo -e -n "ATTN" |
188 | echo -e $COLBLUE" ]" |
189 | $NORMAL |
190 | ;; |
191 | failure) |
192 | $SET_COL |
193 | echo -e -n $COLBLUE"[" |
194 | $FAILURE |
195 | echo -e -n "FAILED" |
196 | echo -e $COLBLUE"]" |
197 | $NORMAL |
198 | ;; |
199 | esac |
200 | } |
201 | |
202 | getpids() |
203 | { |
204 | base=${1##*/} |
205 | pidlist=$(pidof -o $$ -o $PPID -x $base) |
206 | } |
207 | |
208 | loadproc() |
209 | { |
210 | if [ $# = 0 ] |
211 | then |
212 | echo "Usage: loadproc {program}" |
213 | exit 1 |
214 | fi |
215 | |
216 | getpids $1 |
217 | |
218 | if [ -z "$pidlist" ] |
219 | then |
220 | "$@" |
221 | evaluate_retval |
222 | else |
223 | $SET_WCOL |
224 | print_status warning running |
225 | fi |
226 | } |
227 | |
228 | killproc() |
229 | { |
230 | if [ $# = 0 ] |
231 | then |
232 | echo "Usage: killproc {program} [signal]" |
233 | exit 1 |
234 | fi |
235 | |
236 | if [ -z "$2" ]; then |
237 | signal=TERM |
238 | fallback=KILL |
239 | else |
240 | signal=${2##-} |
241 | signal=${signal##SIG} |
242 | fallback="" |
243 | fi |
244 | |
245 | getpids $1 |
246 | |
247 | if [ -n "$pidlist" ]; then |
248 | failure=0 |
249 | |
250 | for pid in $pidlist |
251 | do |
252 | kill -$signal $pid 2>/dev/null |
253 | |
254 | for ((i=0; $i<5000; i=$i+1)); do :; done |
255 | |
256 | for ((i=0; $i<$KILLDELAY; i=$i+1)); do |
257 | kill -0 $pid 2>/dev/null || break |
258 | sleep 1 |
259 | done |
260 | |
261 | if [ -n "$fallback" ]; then kill -$fallback $pid 2>/dev/null; fi |
262 | |
263 | kill -0 $pid 2>/dev/null && failure=1 |
264 | done |
265 | |
266 | base=${1##*/} |
267 | if [ $failure = 0 ]; then rm -f /var/run/$base.pid; fi |
268 | |
269 | (exit $failure) |
270 | evaluate_retval |
271 | else |
272 | $SET_WCOL |
273 | print_status warning not_running |
274 | fi |
275 | } |
276 | |
277 | reloadproc() |
278 | { |
279 | if [ $# = 0 ] |
280 | then |
281 | echo "Usage: reloadproc {program} [signal]" |
282 | exit 1 |
283 | fi |
284 | |
285 | if [ -z "$2" ]; then |
286 | signal=HUP |
287 | else |
288 | signal=${2##-} |
289 | signal=${signal##SIG} |
290 | |
291 | fi |
292 | |
293 | getpids $1 |
294 | |
295 | if [ -n "$pidlist" ] |
296 | then |
297 | failure=0 |
298 | |
299 | for pid in $pidlist |
300 | do |
301 | kill -$signal $pid || failure=1 |
302 | done |
303 | |
304 | (exit $failure) |
305 | evaluate_retval |
306 | else |
307 | $SET_WCOL |
308 | print_status warning not_running |
309 | fi |
310 | } |
311 | |
312 | statusproc() |
313 | { |
314 | if [ $# = 0 ] |
315 | then |
316 | echo "Usage: statusproc {program}" |
317 | exit 1 |
318 | fi |
319 | |
320 | base=${1##*/} |
321 | getpids $base |
322 | |
323 | if [ -n "$pidlist" ] |
324 | then |
325 | echo "$base is running with Process ID(s) $pidlist" |
326 | else |
327 | if [ -s /var/run/$base.pid ] |
328 | then |
329 | echo "$1 is not running but /var/run/$base.pid exists" |
330 | return 1 |
331 | else |
332 | echo "$1 is not running" |
333 | fi |
334 | fi |
335 | } |
336 | |
337 | progressbar() |
338 | { |
339 | if [ $# != 1 ] |
340 | then |
341 | echo "Usage: progressbar {progress}" |
342 | exit 1 |
343 | fi |
344 | |
345 | if [ -f /proc/splash ] |
346 | then |
347 | echo "show $(( 65534 * $1 / 100 ))" > /proc/splash |
348 | fi |
349 | } |
350 | |
351 | kernel_major_version() |
352 | { |
353 | local KV |
354 | KV="$(uname -r|cut -d. -f1-2)" |
355 | echo "${KV}" |
356 | } |
357 | |
358 | dolisting() |
359 | { |
360 | local x= |
361 | local y= |
362 | local tmpstr= |
363 | local mylist= |
364 | local mypath="${*}" |
365 | |
366 | if [ "${mypath%/\*}" != "${mypath}" ] |
367 | then |
368 | mypath="${mypath%/\*}" |
369 | fi |
370 | |
371 | for x in ${mypath} |
372 | do |
373 | [ ! -e "${x}" ] && continue |
374 | |
375 | if [ ! -d "${x}" ] && ( [ -L "${x}" -o -f "${x}" ] ) |
376 | then |
377 | mylist="${mylist} $(ls "${x}" 2> /dev/null)" |
378 | else |
379 | [ "${x%/}" != "${x}" ] && x="${x%/}" |
380 | |
381 | cd "${x}"; tmpstr="$(ls)" |
382 | |
383 | for y in ${tmpstr} |
384 | do |
385 | mylist="${mylist} ${x}/${y}" |
386 | done |
387 | fi |
388 | done |
389 | |
390 | echo "${mylist}" |
391 | } |
392 | |
393 | # searches /proc/mounts for mounted fstypes (like ext3) |
394 | is_fstype_mounted() { |
395 | local filesys |
396 | local i |
397 | filesys=$1 |
398 | |
399 | i="$(cat /proc/mounts | grep ${filesys} | cut -d ' ' -f3)" |
400 | [[ ${i} != ${filesys} ]] && return 1 |
401 | |
402 | return 0 |
403 | } |
404 | |
405 | # searches /proc/mounts for mounted fs names (like udev, proc) |
406 | is_fs_mounted() { |
407 | local filesys |
408 | local i |
409 | filesys=$1 |
410 | |
411 | i="$(cat /proc/mounts | grep ${filesys} | cut -d ' ' -f1)" |
412 | [[ ${i} != ${filesys} ]] && return 1 |
413 | |
414 | return 0 |
415 | } |
416 | |
417 | # checks if kernel supports fs xy |
418 | kernel_supports_fs() { |
419 | local filesys |
420 | local i |
421 | filesys=$1 |
422 | |
423 | i="$(cat /proc/filesystems | grep ${filesys} | cut -d $'\t' -f2)" |
424 | [[ ${i} != ${filesys} ]] && return 1 |
425 | |
426 | return 0 |
427 | } |
Properties
Name | Value |
---|---|
svn:executable | * |