Contents of /mcore-src/trunk/mcore-tools/src/include/common.global.class.in
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Revision 2809 -
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Fri Apr 7 07:17:48 2017 UTC (7 years ago) by niro
File size: 7718 byte(s)
Fri Apr 7 07:17:48 2017 UTC (7 years ago) by niro
File size: 7718 byte(s)
-only convert ip addresses to dns names, not dns names itself
1 | # $Id$ |
2 | |
3 | # message only echo | disabled in quiet mode |
4 | mecho() |
5 | { |
6 | local COLCYAN="\033[1;36m" |
7 | local COLDEFAULT="\033[0m" |
8 | local opts |
9 | local webcrlf |
10 | |
11 | # print nothing if quiet mode was requested |
12 | [[ ${QUIET} = 1 ]] && return |
13 | |
14 | if [[ ${NOCOLORS} = 1 ]] |
15 | then |
16 | COLCYAN="" |
17 | COLDEFAULT="" |
18 | fi |
19 | |
20 | [[ ${WEBCRLF} = 1 ]] && webcrlf="<br>" |
21 | |
22 | # respect -n |
23 | case $1 in |
24 | -n) shift; opts="n" ;; |
25 | esac |
26 | |
27 | echo -e${opts} "${COLCYAN}$@${COLDEFAULT}${webcrlf}" |
28 | } |
29 | |
30 | # prints error messages | enabled even in quiet mode |
31 | eecho() |
32 | { |
33 | local COLRED="\033[1;31m" |
34 | local COLDEFAULT="\033[0m" |
35 | local opts |
36 | local webcrlf |
37 | |
38 | if [[ ${NOCOLORS} = 1 ]] |
39 | then |
40 | COLRED="" |
41 | COLDEFAULT="" |
42 | fi |
43 | |
44 | [[ ${WEBCRLF} = 1 ]] && webcrlf="<br>" |
45 | |
46 | # respect -n |
47 | case $1 in |
48 | -n) shift; opts="n" ;; |
49 | esac |
50 | |
51 | echo -e${opts} "${COLRED}$@${COLDEFAULT}${webcrlf}" |
52 | } |
53 | |
54 | # prints return values of get | enabled even in quiet mode |
55 | rvecho() |
56 | { |
57 | local COLPURPLE="\033[1;35m" |
58 | local COLDEFAULT="\033[0m" |
59 | local opts |
60 | local webcrlf |
61 | |
62 | if [[ ${NOCOLORS} = 1 ]] |
63 | then |
64 | COLPURPLE="" |
65 | COLDEFAULT="" |
66 | fi |
67 | |
68 | [[ ${WEBCRLF} = 1 ]] && webcrlf="<br>" |
69 | |
70 | # respect -n |
71 | case $1 in |
72 | -n) shift; opts="n" ;; |
73 | esac |
74 | |
75 | echo -e${opts} "${COLPURPLE}$@${COLDEFAULT}${webcrlf}" |
76 | } |
77 | |
78 | # prints debug messages if requested | enabled even in quiet mode |
79 | decho() |
80 | { |
81 | # print nothing if debug mode was *not* requested |
82 | [[ ${DEBUG} != 1 ]] && return |
83 | |
84 | eecho "DEBUG: ${@}" |
85 | } |
86 | |
87 | # source a file with debug information |
88 | include() |
89 | { |
90 | local retval |
91 | |
92 | if [ -f $@ ] |
93 | then |
94 | decho "including '$@'" |
95 | source $@ |
96 | retval=$? |
97 | else |
98 | decho "include: '$@' not found" |
99 | retval=1 |
100 | fi |
101 | |
102 | return ${retval} |
103 | } |
104 | |
105 | # adds a line to a configuration file defined by the $CONFIG variable |
106 | # $CONFIG="/etc/conf.d/mcore" addconfig 'LIBDIR="/usr/lib"' |
107 | addconfig() |
108 | { |
109 | local opts |
110 | |
111 | if [[ -z ${CONFIG} ]] |
112 | then |
113 | eecho "You must define \$CONFIG varibale first!" |
114 | return 1 |
115 | fi |
116 | |
117 | if [[ ! -d $(dirname ${CONFIG}) ]] |
118 | then |
119 | install -d $(dirname ${CONFIG}) |
120 | fi |
121 | |
122 | # check for opts |
123 | case $1 in |
124 | -n) shift; opts=" -n" ;; |
125 | -e) shift; opts=" -e" ;; |
126 | esac |
127 | |
128 | echo ${opts} "$@" >> ${CONFIG} |
129 | } |
130 | |
131 | # creates or clears a configuration file defined by the $CONFIG variable |
132 | # CONFIG="/etc/conf.d/mcore" clearconfig |
133 | clearconfig() |
134 | { |
135 | if [[ -z ${CONFIG} ]] |
136 | then |
137 | eecho "You must define \$CONFIG varibale first!" |
138 | return 1 |
139 | fi |
140 | |
141 | if [[ ! -d $(dirname ${CONFIG}) ]] |
142 | then |
143 | install -d $(dirname ${CONFIG}) |
144 | fi |
145 | : > ${CONFIG} |
146 | } |
147 | |
148 | # root is not allowed to run progs in a user session with newer xorg-servers |
149 | # this wrapper runs a command in the xsession of the unpriv_user |
150 | x11runas() |
151 | { |
152 | if [[ -n $(pidof X) ]] || [[ -n $(pidof Xorg) ]] || [[ -n $(pidof Xorg.bin) ]] |
153 | then |
154 | su - "${MCORE_UNPRIV_USER}" -c "DISPLAY=${MCORE_XORG_DISPLAY} $@" |
155 | else |
156 | decho "x11runas(): No running X, Xorg or Xorg.bin process found" |
157 | fi |
158 | } |
159 | |
160 | # no_duplicate $list $item |
161 | no_duplicate() |
162 | { |
163 | local i |
164 | local list="$1" |
165 | local item="$2" |
166 | |
167 | for i in ${list} |
168 | do |
169 | [[ ${i} = ${item} ]] && return 1 |
170 | done |
171 | |
172 | return 0 |
173 | } |
174 | |
175 | # checks if given path is empty |
176 | path_not_empty() |
177 | { |
178 | local path="$1" |
179 | [[ -z ${path} ]] && eecho "path_not_empty(): no path given!" && return 1 |
180 | |
181 | # return ERR if path does not exist |
182 | [[ ! -d ${path} ]] && return 1 |
183 | # return ERR if path empty |
184 | [[ -z $(find "${path}" -mindepth 1 -maxdepth 1) ]] && return 1 |
185 | |
186 | # every thing went ok, directory not empty |
187 | return 0 |
188 | } |
189 | |
190 | # list all files in a given directory |
191 | list_files_in_directory() |
192 | { |
193 | local i |
194 | local retval |
195 | local path |
196 | local opts |
197 | local type |
198 | |
199 | # basic getops |
200 | for i in $* |
201 | do |
202 | case $1 in |
203 | -mindepth) shift; opts+=" -mindepth $1" ;; |
204 | -maxdepth) shift; opts+=" -maxdepth $1" ;; |
205 | -type) shift; type="$1" ;; |
206 | -name) shift; opts+=" -name $1" ;; |
207 | '') continue ;; |
208 | *) path="$1" ;; |
209 | esac |
210 | shift |
211 | done |
212 | |
213 | if [[ -z ${path} ]] |
214 | then |
215 | eecho "No path given." |
216 | return 1 |
217 | fi |
218 | |
219 | if [[ ! -d ${path} ]] |
220 | then |
221 | eecho "Directory '${path}' does not exist." |
222 | return 1 |
223 | fi |
224 | |
225 | # default to files |
226 | [[ -z ${type} ]] && type=f |
227 | |
228 | for i in $(find ${path} ${opts} -type ${type} -printf '%f\n' | sort) |
229 | do |
230 | if [[ -z ${retval} ]] |
231 | then |
232 | retval="${i}" |
233 | else |
234 | retval+=" ${i}" |
235 | fi |
236 | done |
237 | |
238 | rvecho "${retval}" |
239 | } |
240 | |
241 | # runs a command in the chroot of $MROOT |
242 | system_chroot() |
243 | { |
244 | local cmd="$@" |
245 | if [[ -z ${MROOT} ]] |
246 | then |
247 | echo "system_chroot(): \$MROOT was not set, doing nothing!" |
248 | return 1 |
249 | fi |
250 | if [ ! -d ${MROOT} ] |
251 | then |
252 | eecho "system_chroot(): MROOT='${MROOT}' does not exist." |
253 | return 1 |
254 | fi |
255 | |
256 | chroot ${MROOT} ${cmd} |
257 | } |
258 | |
259 | # gets interface used to reach given ip |
260 | iface_for_remote_addr() |
261 | { |
262 | set -- $(ip -o route get to $1) |
263 | echo $5 |
264 | } |
265 | |
266 | validate_ip_addr() |
267 | { |
268 | local ip="$1" |
269 | local retval=1 |
270 | local _ifs |
271 | |
272 | if [[ ${ip} =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]] |
273 | then |
274 | _ifs=$IFS |
275 | IFS='.' |
276 | # convert to an array |
277 | ip=($ip) |
278 | IFS=$_ifs |
279 | |
280 | if [[ ${ip[0]} -le 255 ]] && |
281 | [[ ${ip[1]} -le 255 ]] && |
282 | [[ ${ip[2]} -le 255 ]] && |
283 | [[ ${ip[3]} -le 255 ]] |
284 | then |
285 | retval=$? |
286 | fi |
287 | fi |
288 | |
289 | return ${retval} |
290 | } |
291 | |
292 | # get ip from dns name |
293 | dns_to_ip() |
294 | { |
295 | if ! validate_ip_addr $1 |
296 | then |
297 | set -- $(getent hosts $1) |
298 | fi |
299 | echo $1 |
300 | } |
301 | |
302 | iface_for_ip() |
303 | { |
304 | set -- $(ip -o addr show to $1) |
305 | echo $2 |
306 | } |
307 | |
308 | iface_for_mac() |
309 | { |
310 | local interface="" mac="$(echo $1 | sed 'y/ABCDEF/abcdef/')" |
311 | for interface in /sys/class/net/*; do |
312 | if [ $(cat $interface/address) = "$mac" ]; then |
313 | echo ${interface##*/} |
314 | fi |
315 | done |
316 | } |
317 | |
318 | mac_for_iface() |
319 | { |
320 | local iface="$1" |
321 | if [ -f /sys/class/net/${iface}/address ] |
322 | then |
323 | cat /sys/class/net/${iface}/address |
324 | fi |
325 | } |
326 | |
327 | certificate_fingerprint() |
328 | { |
329 | local cert_fingerprint |
330 | local retval |
331 | |
332 | if [[ ! -f ${MCORE_CERT_FILE} ]] |
333 | then |
334 | eecho "MCORE_CERT_FILE '${MCORE_CERT_FILE}' does not exist." |
335 | return 1 |
336 | fi |
337 | |
338 | cert_fingerprint=$(openssl x509 -noout -modulus -in "${MCORE_CERT_FILE}" | openssl sha1 | sed 's:(stdin)=\ ::') |
339 | retval="$?" |
340 | |
341 | if [[ ${retval} != 0 ]] |
342 | then |
343 | eecho "Error '${retval}' while generating cert_fingerprint." |
344 | return 1 |
345 | fi |
346 | |
347 | if [[ -z ${cert_fingerprint} ]] |
348 | then |
349 | eecho "Error: cert_fingerprint is empty" |
350 | return 1 |
351 | else |
352 | echo "${cert_fingerprint}" |
353 | fi |
354 | } |
355 | |
356 | key_fingerprint() |
357 | { |
358 | local key_fingerprint |
359 | local retval |
360 | |
361 | if [[ ! -f ${MCORE_KEY_FILE} ]] |
362 | then |
363 | eecho "MCORE_KEY_FILE '${MCORE_KEY_FILE}' does not exist." |
364 | return 1 |
365 | fi |
366 | |
367 | key_fingerprint=$(openssl rsa -noout -modulus -in "${MCORE_KEY_FILE}" | openssl sha1 | sed 's:(stdin)=\ ::') |
368 | retval="$?" |
369 | |
370 | if [[ ${retval} != 0 ]] |
371 | then |
372 | eecho "Error '${retval}' while generating key_fingerprint." |
373 | return 1 |
374 | fi |
375 | |
376 | if [[ -z ${key_fingerprint} ]] |
377 | then |
378 | eecho "Error: key_fingerprint is empty" |
379 | return 1 |
380 | else |
381 | echo "${key_fingerprint}" |
382 | fi |
383 | } |
384 | |
385 | nsslsay() |
386 | { |
387 | nssl "${SSLSAY_IP}" "${SSLSAY_PORT}" << EOF |
388 | auth ${SSLSAY_USER} ${SSLSAY_PASS} |
389 | $@ |
390 | quit |
391 | EOF |
392 | } |
393 | |
394 | nsslsay_fingerprint() |
395 | { |
396 | nssl "${SSLSAY_IP}" "${SSLSAY_PORT}" << EOF |
397 | certauth $(certificate_fingerprint) |
398 | $@ |
399 | quit |
400 | EOF |
401 | } |
402 | |
403 | nsslsay_queue_init() |
404 | { |
405 | SSLSAY_QUEUE=() |
406 | } |
407 | |
408 | nsslsay_queue_add() |
409 | { |
410 | SSLSAY_QUEUE+=( "$@" ) |
411 | } |
412 | |
413 | nsslsay_queue_print() |
414 | { |
415 | local count |
416 | local i |
417 | |
418 | count="${#SSLSAY_QUEUE[*]}" |
419 | for ((i=0; i < count; i++)) |
420 | do |
421 | echo "${SSLSAY_QUEUE[${i}]}" |
422 | done |
423 | } |
424 | |
425 | nsslsay_queue_run() |
426 | { |
427 | nsslsay "$(nsslsay_queue_print)" |
428 | } |
429 | |
430 | nsslsay_queue_run_fingerprint() |
431 | { |
432 | nsslsay_fingerprint "$(nsslsay_queue_print)" |
433 | } |
434 | |
435 | # read_cmdline "$variable" |
436 | # eg: read_cmdline "lang=" |
437 | # returns the value of the cmdline variable lang |
438 | # eg: read_cmdline "rd.info" |
439 | # returns bool 1 if the variable was defined |
440 | # |
441 | read_cmdline() |
442 | { |
443 | local variable="$1" |
444 | local retval |
445 | local i |
446 | |
447 | if [[ -z ${variable} ]] |
448 | then |
449 | eecho "no variable given" |
450 | return 1 |
451 | fi |
452 | |
453 | if [ ! -e /proc/cmdline ] |
454 | then |
455 | eecho "read_cmdline(): /proc/cmdline does not exists" |
456 | return 1 |
457 | fi |
458 | |
459 | for i in $(</proc/cmdline) |
460 | do |
461 | if [[ ${i} = ${variable}* ]] |
462 | then |
463 | case ${variable} in |
464 | *=*) retval="${i#*=}" ;; |
465 | *) retval=1 ;; # bool |
466 | esac |
467 | fi |
468 | done |
469 | |
470 | echo "${retval}" |
471 | return 0 |
472 | } |