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1848564d MT |
1 | #!/bin/bash |
2 | ############################################################################### | |
3 | # # | |
4 | # IPFire.org - A linux based firewall # | |
5 | # Copyright (C) 2010 Michael Tremer & Christian Schmidt # | |
6 | # # | |
7 | # This program is free software: you can redistribute it and/or modify # | |
8 | # it under the terms of the GNU General Public License as published by # | |
9 | # the Free Software Foundation, either version 3 of the License, or # | |
10 | # (at your option) any later version. # | |
11 | # # | |
12 | # This program is distributed in the hope that it will be useful, # | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
15 | # GNU General Public License for more details. # | |
16 | # # | |
17 | # You should have received a copy of the GNU General Public License # | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
19 | # # | |
20 | ############################################################################### | |
21 | ||
1b7a1578 | 22 | function devicify() { |
1848564d MT |
23 | local device=${1} |
24 | ||
25 | if device_exists ${device}; then | |
26 | echo "${device}" | |
27 | return ${EXIT_OK} | |
28 | fi | |
29 | ||
30 | local d | |
31 | for d in $(devices_get_all); do | |
32 | if [ "$(device_get_address ${d})" = "${device}" ]; then | |
33 | echo "${d}" | |
34 | return ${EXIT_OK} | |
35 | fi | |
36 | done | |
37 | ||
38 | return ${EXIT_ERROR} | |
39 | } | |
40 | ||
41 | function macify() { | |
42 | local device=${1} | |
43 | ||
44 | if mac_is_valid ${device}; then | |
45 | echo "${device}" | |
46 | return ${EXIT_OK} | |
47 | fi | |
48 | ||
49 | if device_exists ${device}; then | |
50 | device_get_address ${device} | |
51 | return ${EXIT_OK} | |
52 | fi | |
53 | ||
54 | return ${EXIT_ERROR} | |
55 | } | |
56 | ||
57 | # Check if the device exists | |
58 | function device_exists() { | |
59 | local device=${1} | |
60 | ||
61 | # If device name was not found, exit. | |
62 | [ -n "${device}" ] || return ${EXIT_ERROR} | |
63 | ||
64 | [ -d "${SYS_CLASS_NET}/${device}" ] | |
65 | } | |
66 | ||
67 | # Check if the device is up | |
68 | function device_is_up() { | |
69 | local device=${1} | |
70 | ||
71 | device_exists ${device} || return ${EXIT_ERROR} | |
72 | ||
73 | ip link show ${device} 2>/dev/null | grep -qE "<.*UP.*>" | |
74 | } | |
75 | ||
76 | # Check if the device is a bonding device | |
77 | function device_is_bonding() { | |
78 | [ -d "/sys/class/net/${1}/bonding" ] | |
79 | } | |
80 | ||
81 | # Check if the device bonded in a bonding device | |
82 | function device_is_bonded() { | |
83 | local dev | |
84 | for dev in /sys/class/net/*; do | |
85 | # Skip crappy files | |
86 | [ -d "${dev}" ] || continue | |
87 | ||
88 | # Continue if not a bonding device | |
89 | device_is_bonding "${dev##*/}" || continue | |
90 | ||
91 | if grep -q "\<${1}\>" ${dev}/bonding/slaves; then | |
92 | return 0 | |
93 | fi | |
94 | done | |
95 | ||
96 | return 1 | |
97 | } | |
98 | ||
99 | # Check if the device is a bridge | |
100 | function device_is_bridge() { | |
101 | [ -d "/sys/class/net/${1}/bridge" ] | |
102 | } | |
103 | ||
81ed640c MT |
104 | function device_is_bridge_attached() { |
105 | local device=${1} | |
106 | ||
107 | [ -d "${SYS_CLASS_NET}/${device}/brport" ] | |
108 | } | |
109 | ||
1848564d MT |
110 | # Check if the device is a virtual device |
111 | function device_is_virtual() { | |
112 | local device=${1} | |
113 | ||
114 | [ -e "/proc/net/vlan/${device}" ] | |
115 | } | |
116 | ||
117 | # Check if the device has virtual devices | |
118 | function device_has_virtuals() { | |
fb02e543 MT |
119 | local device=${1} |
120 | ||
121 | if device_is_virtual ${device}; then | |
122 | return 1 | |
123 | fi | |
124 | ||
1848564d MT |
125 | if [ ! -e "/proc/net/vlan/config" ]; then |
126 | return 1 | |
127 | fi | |
128 | grep -q "${1}$" /proc/net/vlan/config | |
129 | } | |
130 | ||
131 | function device_is_vlan() { # XXX Compat function | |
132 | log DEBUG "Deprecated function device_is_vlan() was used." | |
133 | ||
134 | device_is_virtual $@ | |
135 | } | |
136 | ||
137 | # Check if the device is a ppp device | |
138 | function device_is_ppp() { | |
139 | local device=${1} | |
140 | ||
141 | ip link show ${device} 2>/dev/null | grep -qE "<.*POINTOPOINT.*>" | |
142 | } | |
143 | ||
144 | # Check if the device is a loopback device | |
145 | function device_is_loopback() { | |
146 | local device=$(devicify ${1}) | |
147 | [ "${device}" = "lo" ] | |
148 | } | |
149 | ||
150 | # Check if the device is a physical network interface | |
151 | function device_is_real() { | |
152 | local device=${1} | |
153 | ||
154 | device_is_loopback ${device} && \ | |
155 | return ${EXIT_ERROR} | |
156 | ||
157 | device_is_bonding ${device} && \ | |
158 | return ${EXIT_ERROR} | |
159 | ||
160 | device_is_bridge ${device} && \ | |
161 | return ${EXIT_ERROR} | |
162 | ||
163 | device_is_ppp ${device} && \ | |
164 | return ${EXIT_ERROR} | |
165 | ||
166 | device_is_virtual ${device} && \ | |
167 | return ${EXIT_ERROR} | |
168 | ||
169 | return ${EXIT_OK} | |
170 | } | |
171 | ||
172 | # Get the device type | |
173 | function device_get_type() { | |
174 | local device=$(devicify ${1}) | |
175 | ||
176 | if device_is_vlan ${device}; then | |
177 | echo "vlan" | |
178 | ||
179 | elif device_is_bonding ${device}; then | |
180 | echo "bonding" | |
181 | ||
182 | elif device_is_bridge ${device}; then | |
183 | echo "bridge" | |
184 | ||
185 | elif device_is_ppp ${device}; then | |
186 | echo "ppp" | |
187 | ||
188 | elif device_is_loopback ${device}; then | |
189 | echo "loopback" | |
190 | ||
191 | elif device_is_real ${device}; then | |
192 | echo "real" | |
193 | ||
194 | else | |
195 | echo "unknown" | |
196 | fi | |
197 | } | |
198 | ||
199 | function device_get_address() { | |
200 | local device=${1} | |
201 | ||
202 | cat ${SYS_CLASS_NET}/${device}/address 2>/dev/null | |
203 | } | |
204 | ||
205 | function device_set_address() { | |
1b7a1578 MT |
206 | local device=${1} |
207 | local addr=${2} | |
208 | ||
209 | if ! device_exists ${device}; then | |
210 | error "Device '${device}' does not exist." | |
211 | return ${EXIT_ERROR} | |
212 | fi | |
213 | ||
214 | log INFO "Setting address of '${device}' to '${addr}' - was $(device_get_address ${device})." | |
215 | ||
216 | local up | |
217 | if device_is_up ${device}; then | |
218 | device_set_down ${device} | |
219 | up=1 | |
220 | fi | |
221 | ||
222 | ip link set ${device} address ${addr} | |
223 | local ret=$? | |
224 | ||
225 | if [ "${up}" = "1" ]; then | |
226 | device_set_up ${device} | |
227 | fi | |
228 | ||
229 | if [ "${ret}" != "0" ]; then | |
230 | error_log "Could not set address '${addr}' on device '${device}'." | |
231 | fi | |
232 | ||
233 | return ${ret} | |
1848564d MT |
234 | } |
235 | ||
236 | function devices_get_all() { | |
237 | local device | |
238 | for device in ${SYS_CLASS_NET}/*; do | |
239 | echo "$(basename ${device})" | |
240 | done | sort | |
241 | } | |
242 | ||
243 | # Check if a device has a cable plugged in | |
244 | function device_has_carrier() { | |
245 | local device=$(devicify ${1}) | |
246 | [ "$(<${SYS_CLASS_NET}/${device}/carrier)" = "1" ] | |
247 | } | |
248 | ||
249 | # Check if the device is free | |
250 | function device_is_free() { | |
81ed640c | 251 | ! device_is_used $@ |
1848564d MT |
252 | } |
253 | ||
254 | # Check if the device is used | |
255 | function device_is_used() { | |
256 | local device=$(devicify ${1}) | |
257 | ||
fb02e543 MT |
258 | device_has_virtuals ${device} && \ |
259 | return ${EXIT_OK} | |
1848564d | 260 | device_is_bonded ${device} && \ |
fb02e543 | 261 | return ${EXIT_OK} |
81ed640c MT |
262 | device_is_bridge_attached ${device} && \ |
263 | return ${EXIT_OK} | |
1848564d | 264 | |
fb02e543 | 265 | return ${EXIT_ERROR} |
1848564d MT |
266 | } |
267 | ||
268 | # XXX to be removed I think | |
269 | function device_get_free() { | |
270 | local destination=${1} | |
271 | ||
272 | # Replace + by a valid number | |
273 | if grep -q "+$" <<<${destination}; then | |
274 | local number=0 | |
275 | destination=$(sed -e "s/+//" <<<$destination) | |
276 | while [ "${number}" -le "100" ]; do | |
277 | if ! device_exists "${destination}${number}"; then | |
278 | destination="${destination}${number}" | |
279 | break | |
280 | fi | |
281 | number=$(($number + 1)) | |
282 | done | |
283 | fi | |
284 | echo "${destination}" | |
285 | } | |
286 | ||
1848564d | 287 | function device_rename() { |
1b7a1578 MT |
288 | warning_log "Called deprecated function 'device_rename'" |
289 | ||
290 | device_set_name $@ | |
291 | } | |
292 | ||
293 | function device_hash() { | |
294 | local device=${1} | |
295 | ||
37e4ec8b MT |
296 | # Get mac address of device and remove all colons (:) |
297 | # that will result in a hash. | |
298 | device=$(macify ${device}) | |
299 | ||
300 | echo "${device//:/}" | |
1b7a1578 MT |
301 | } |
302 | ||
303 | # Give the device a new name | |
304 | function device_set_name() { | |
1848564d MT |
305 | local source=$1 |
306 | local destination=$(device_get_free ${2}) | |
307 | ||
308 | # Check if devices exists | |
309 | if ! device_exists ${source} || device_exists ${destination}; then | |
310 | return 4 | |
311 | fi | |
312 | ||
313 | local up | |
314 | if device_is_up ${source}; then | |
315 | ip link set ${source} down | |
316 | up=1 | |
317 | fi | |
318 | ||
319 | ip link set ${source} name ${destination} | |
320 | ||
321 | if [ "${up}" = "1" ]; then | |
322 | ip link set ${destination} up | |
323 | fi | |
324 | } | |
325 | ||
1848564d MT |
326 | # Set device up |
327 | function device_set_up() { | |
328 | local device=$(devicify ${1}) | |
329 | ||
330 | # Do nothing if device is already up | |
331 | device_is_up ${device} && return ${EXIT_OK} | |
332 | ||
81ed640c MT |
333 | device_set_parent_up ${device} |
334 | ||
335 | log DEBUG "Setting up device '${device}'" | |
336 | ||
1848564d MT |
337 | ip link set ${device} up |
338 | } | |
339 | ||
81ed640c MT |
340 | function device_set_parent_up() { |
341 | local device=${1} | |
342 | local parent | |
343 | ||
344 | if device_is_virtual ${device}; then | |
345 | parent=$(device_virtual_get_parent ${device}) | |
346 | ||
347 | device_is_up ${parent} && return ${EXIT_OK} | |
348 | ||
349 | log DEBUG "Setting up parent device '${parent}' of '${device}'" | |
350 | ||
351 | device_set_up ${parent} | |
352 | return $? | |
353 | fi | |
354 | ||
355 | return ${EXIT_OK} | |
356 | } | |
357 | ||
1848564d MT |
358 | # Set device down |
359 | function device_set_down() { | |
360 | local device=$(devicify ${1}) | |
361 | ||
81ed640c MT |
362 | local ret=${EXIT_OK} |
363 | ||
364 | if device_is_up ${device}; then | |
365 | log DEBUG "Tearing down device '${device}'" | |
366 | ||
367 | ip link set ${device} down | |
368 | ret=$? | |
369 | fi | |
370 | ||
371 | device_set_parent_down ${device} | |
1848564d | 372 | |
81ed640c MT |
373 | return ${ret} |
374 | } | |
375 | ||
376 | function device_set_parent_down() { | |
377 | local device=${1} | |
378 | local parent | |
379 | ||
380 | if device_is_virtual ${device}; then | |
381 | parent=$(device_virtual_get_parent ${device}) | |
382 | ||
383 | device_is_up ${parent} || return ${EXIT_OK} | |
384 | ||
385 | if device_is_free ${parent}; then | |
386 | log DEBUG "Tearing down parent device '${parent}' of '${device}'" | |
387 | ||
388 | device_set_down ${parent} | |
389 | fi | |
390 | fi | |
391 | ||
392 | return ${EXIT_OK} | |
1848564d MT |
393 | } |
394 | ||
1848564d MT |
395 | function device_get_mtu() { |
396 | local device=${1} | |
397 | ||
398 | if ! device_exists ${device}; then | |
399 | error "Device '${device}' does not exist." | |
400 | return ${EXIT_ERROR} | |
401 | fi | |
402 | ||
403 | cat ${SYS_CLASS_NET}/${device}/mtu | |
404 | } | |
405 | ||
406 | # Set mtu to a device | |
407 | function device_set_mtu() { | |
1b7a1578 | 408 | local device=${1} |
1848564d MT |
409 | local mtu=${2} |
410 | ||
1b7a1578 MT |
411 | if ! device_exists ${device}; then |
412 | error "Device '${device}' does not exist." | |
413 | return ${EXIT_ERROR} | |
414 | fi | |
415 | ||
416 | local oldmtu=$(device_get_mtu ${device}) | |
417 | ||
418 | if [ "${oldmtu}" = "${mtu}" ]; then | |
419 | # No need to set mtu. | |
420 | return ${EXIT_OK} | |
421 | fi | |
422 | ||
423 | log INFO "Setting mtu of '${device}' to '${mtu}' - was ${oldmtu}." | |
424 | ||
1848564d | 425 | local up |
1b7a1578 MT |
426 | if device_is_up ${device}; then |
427 | device_set_down ${device} | |
1848564d MT |
428 | up=1 |
429 | fi | |
430 | ||
1b7a1578 | 431 | ip link set ${device} mtu ${mtu} |
1848564d MT |
432 | local ret=$? |
433 | ||
434 | if [ "${up}" = "1" ]; then | |
1b7a1578 MT |
435 | device_set_up ${device} |
436 | fi | |
437 | ||
438 | if [ "${ret}" != "0" ]; then | |
439 | error_log "Could not set mtu '${mtu}' on device '${device}'." | |
1848564d MT |
440 | fi |
441 | ||
442 | return ${ret} | |
443 | } | |
444 | ||
445 | function device_discover() { | |
446 | local device=${1} | |
447 | ||
1b7a1578 MT |
448 | log INFO "Running discovery process on device '${device}'." |
449 | ||
1848564d MT |
450 | local hook |
451 | for hook in $(hooks_get_all); do | |
452 | hook_exec ${hook} discover ${device} | |
453 | done | |
454 | } | |
455 | ||
456 | function device_create_virtual() { | |
457 | log WARN "Called deprecated function device_create_virtual" | |
458 | device_virtual_create $@ | |
459 | } | |
460 | ||
461 | function device_virtual_create() { | |
462 | local port=$(devicify ${1}) | |
463 | local vid=${2} | |
464 | local mac=${3} | |
465 | local newport=${port}v${vid} | |
466 | ||
467 | if [ -z "${mac}" ]; then | |
468 | mac=$(mac_generate) | |
469 | fi | |
470 | ||
1b7a1578 MT |
471 | log INFO "Creating virtual device '${newport}' with address '${mac}'." |
472 | ||
fb02e543 | 473 | local oldport=$(device_virtual_get_by_parent_and_vid ${port} ${vid}) |
1848564d | 474 | |
fb02e543 MT |
475 | if device_exists ${oldport}; then |
476 | local differences | |
477 | ||
478 | if [ "${oldport}" != "${newport}" ]; then | |
479 | differences="${differences} name" | |
480 | fi | |
481 | if [ "$(device_get_address ${oldport})" != "${mac}" ]; then | |
482 | differences="${differences} address" | |
483 | fi | |
484 | ||
485 | echo "differences: $differences" | |
486 | ||
487 | if [ -n "${differences}" ]; then | |
488 | if device_is_used ${oldport}; then | |
489 | error_log "There was a device '${oldport}' set up with VID '${vid}' and parent '${port}' which is used somewhere else. Cannot go on." | |
490 | return ${EXIT_ERROR} | |
491 | else | |
492 | log DEBUG "There is a device '${oldport}' but it not used, so we grab it to ourselves." | |
493 | fi | |
494 | else | |
495 | log DEBUG "Device '${newport}' already exists and reflects our configuration. Go on." | |
496 | ||
497 | device_set_up ${oldport} | |
498 | return ${EXIT_OK} | |
499 | fi | |
500 | ||
501 | else | |
502 | log DEBUG "Virtual device '${newport}' does not exist, yet." | |
503 | ||
504 | vconfig set_name_type DEV_PLUS_VID_NO_PAD >/dev/null | |
505 | vconfig add ${port} ${vid} >/dev/null | |
506 | ||
507 | if [ $? -ne ${EXIT_OK} ]; then | |
508 | error_log "Could not create virtual device '${newport}'." | |
509 | return ${EXIT_ERROR} | |
510 | fi | |
511 | ||
512 | oldport=$(device_virtual_get_by_parent_and_vid ${port} ${vid}) | |
513 | ||
514 | fi | |
515 | ||
516 | assert device_exists ${oldport} | |
517 | ||
518 | if ! device_exists ${oldport}; then | |
519 | error "Could not determine the created virtual device '${newport}'." | |
1b7a1578 MT |
520 | return ${EXIT_ERROR} |
521 | fi | |
1848564d MT |
522 | |
523 | # The device is expected to be named like ${port}.${vid} | |
524 | # and will be renamed to the virtual schema | |
fb02e543 | 525 | device_set_name ${oldport} ${newport} |
1848564d | 526 | |
1b7a1578 MT |
527 | if [ $? -ne ${EXIT_OK} ]; then |
528 | error_log "Could not set name of virtual device '${newport}'." | |
529 | return ${EXIT_ERROR} | |
530 | fi | |
531 | ||
fb02e543 MT |
532 | assert device_exists ${newport} |
533 | ||
1848564d MT |
534 | # Setting new mac address |
535 | device_set_address ${newport} ${mac} | |
1b7a1578 MT |
536 | |
537 | if [ $? -ne ${EXIT_OK} ]; then | |
538 | error_log "Could not set address '${mac}' to virtual device '${newport}'." | |
539 | return ${EXIT_ERROR} | |
540 | fi | |
1848564d MT |
541 | |
542 | # Bring up the new device | |
543 | device_set_up ${newport} | |
544 | ||
1848564d MT |
545 | return ${EXIT_OK} |
546 | } | |
547 | ||
548 | function device_virtual_remove() { | |
549 | local device=$(devicify ${1}) | |
550 | ||
81ed640c | 551 | log INFO "Removing virtual device '${device}' with address '$(macify ${device})'." |
1b7a1578 | 552 | |
1848564d MT |
553 | device_set_down ${device} |
554 | ||
555 | vconfig rem ${device} >/dev/null | |
1848564d | 556 | |
1b7a1578 MT |
557 | if [ $? -ne ${EXIT_OK} ]; then |
558 | error_log "Could not remote virtual device '${newport}'." | |
559 | return ${EXIT_ERROR} | |
560 | fi | |
561 | ||
1848564d MT |
562 | return ${EXIT_OK} |
563 | } | |
564 | ||
81ed640c MT |
565 | function device_virtual_get_parent() { |
566 | local device=${1} | |
567 | ||
568 | local parent=$(grep "^${device}" < /proc/net/vlan/config | awk '{ print $NF }') | |
569 | ||
570 | if device_exists ${parent}; then | |
571 | echo "${parent}" | |
572 | return ${EXIT_OK} | |
573 | fi | |
574 | ||
575 | return ${EXIT_ERROR} | |
576 | } | |
577 | ||
fb02e543 MT |
578 | function device_virtual_get_by_parent_and_vid() { |
579 | local parent=${1} | |
580 | local vid=${2} | |
581 | ||
582 | local v_port | |
583 | local v_id | |
584 | local v_parent | |
585 | ||
586 | fgrep '|' < /proc/net/vlan/config | tr -d '|' | \ | |
587 | while read v_port v_id v_parent; do | |
588 | if [ "${v_parent}" = "${parent}" ] && [ "${v_id}" = "${vid}" ]; then | |
589 | echo "${v_port}" | |
590 | return ${EXIT_OK} | |
591 | fi | |
592 | done | |
593 | ||
594 | return ${EXIT_ERROR} | |
595 | } | |
596 | ||
1848564d MT |
597 | function device_bonding_create() { |
598 | local device=${1} | |
599 | local mac=${2} | |
600 | ||
601 | [ -z "${mac}" ] && mac=$(mac_generate) | |
602 | ||
1b7a1578 MT |
603 | log INFO "Creating bonding device '${device}' (${mac})." |
604 | ||
1848564d | 605 | echo "+${device}" > /sys/class/net/bonding_masters |
7cbea20d | 606 | device_set_address ${mac} |
1848564d MT |
607 | device_set_up ${device} |
608 | } | |
609 | ||
610 | function device_bonding_remove() { | |
611 | local device=$(devicify ${1}) | |
612 | ||
1b7a1578 MT |
613 | log INFO "Remove bonding device '${device}'." |
614 | ||
1848564d MT |
615 | device_set_down ${device} |
616 | echo "-${device}" > /sys/class/net/bonding_masters | |
617 | } | |
618 | ||
619 | function bonding_set_mode() { | |
620 | local device=${1} | |
621 | local mode=${2} | |
622 | ||
1b7a1578 MT |
623 | log INFO "Setting bonding mode on '${device}' '${mode}'." |
624 | ||
1848564d MT |
625 | echo "${mode}" > /sys/class/net/${device}/bonding/mode |
626 | } | |
627 | ||
628 | function bonding_enslave_device() { | |
629 | local device=$(devicify ${1}) | |
630 | local slave=$(devicify ${2}) | |
1b7a1578 MT |
631 | shift 2 |
632 | ||
633 | log INFO "Enslaving slave '${slave}' to '${device}'." | |
1848564d MT |
634 | |
635 | device_set_down ${slave} | |
636 | echo "+${slave}" > /sys/class/net/${device}/bonding/slaves | |
637 | } | |
638 | ||
639 | function bridge_attach_device() { | |
640 | local bridge=${1} | |
641 | local device=${2} | |
642 | ||
643 | if ! device_exists ${bridge}; then | |
644 | error "Bridge '${bridge}' does not exist." | |
645 | return ${EXIT_ERROR} | |
646 | fi | |
647 | ||
648 | if ! device_exists ${device}; then | |
649 | error "Device '${device}' does not exist." | |
650 | return ${EXIT_ERROR} | |
651 | fi | |
652 | ||
1b7a1578 MT |
653 | log INFO "Attaching device '${device}' to bridge '${bridge}'." |
654 | ||
1848564d MT |
655 | # XXX device_set_up ${device} # Do we need this here? |
656 | ||
657 | brctl addif ${bridge} ${device} | |
658 | } | |
659 | ||
660 | function bridge_detach_device() { | |
661 | local bridge=${1} | |
662 | local device=${2} | |
663 | ||
664 | if ! device_exists ${bridge}; then | |
665 | error "Bridge '${bridge}' does not exist." | |
666 | return ${EXIT_ERROR} | |
667 | fi | |
668 | ||
669 | if ! device_exists ${device}; then | |
670 | error "Device '${device}' does not exist." | |
671 | return ${EXIT_ERROR} | |
672 | fi | |
673 | ||
1b7a1578 MT |
674 | log INFO "Detaching device '${device}' from bridge '${bridge}'." |
675 | ||
676 | brctl delif ${bridge} ${device} | |
1848564d MT |
677 | |
678 | device_set_down ${device} | |
679 | } | |
680 | ||
681 | function bridge_is_forwarding() { | |
682 | local seconds=45 | |
683 | local zone=${1} | |
684 | ||
685 | bridge_has_carrier ${zone} || return ${EXIT_ERROR} | |
686 | ||
687 | local device | |
688 | while [ ${seconds} -gt 0 ]; do | |
689 | for device in ${SYS_CLASS_NET}/${zone}/brif/*; do | |
690 | [ -e "${device}/state" ] || continue | |
691 | if [ "$(<${device}/state)" = "3" ]; then | |
692 | return ${EXIT_OK} | |
693 | fi | |
694 | done | |
695 | sleep 1 | |
696 | seconds=$((${seconds} - 1)) | |
697 | done | |
698 | ||
699 | return ${EXIT_ERROR} | |
700 | } | |
701 | ||
702 | function bridge_has_carrier() { | |
703 | local zone=${1} | |
704 | ||
705 | local has_carrier=${EXIT_ERROR} | |
706 | ||
707 | local device | |
708 | for device in ${SYS_CLASS_NET}/${zone}/brif/*; do | |
709 | device=$(basename ${device}) | |
710 | device_exists ${device} || continue | |
711 | ||
712 | device_has_carrier ${device} && has_carrier=${EXIT_OK} | |
713 | done | |
714 | ||
715 | return ${has_carrier} | |
716 | } | |
717 | ||
718 | function device_has_ipv4() { | |
719 | local device=${1} | |
720 | local addr=${2} | |
721 | ||
722 | if ! device_exists ${device}; then | |
723 | error "Device '${device}' does not exist." | |
724 | return ${EXIT_ERROR} | |
725 | fi | |
726 | ||
727 | ip addr show ${device} | grep -q -e "inet " -e "${addr}" | |
728 | } |