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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 | ||
711ffac1 MT |
25 | assert isset device |
26 | ||
1848564d MT |
27 | if device_exists ${device}; then |
28 | echo "${device}" | |
29 | return ${EXIT_OK} | |
30 | fi | |
31 | ||
32 | local d | |
33 | for d in $(devices_get_all); do | |
34 | if [ "$(device_get_address ${d})" = "${device}" ]; then | |
35 | echo "${d}" | |
36 | return ${EXIT_OK} | |
37 | fi | |
38 | done | |
39 | ||
40 | return ${EXIT_ERROR} | |
41 | } | |
42 | ||
43 | function macify() { | |
44 | local device=${1} | |
45 | ||
711ffac1 MT |
46 | assert isset device |
47 | ||
1848564d MT |
48 | if mac_is_valid ${device}; then |
49 | echo "${device}" | |
50 | return ${EXIT_OK} | |
51 | fi | |
52 | ||
53 | if device_exists ${device}; then | |
54 | device_get_address ${device} | |
55 | return ${EXIT_OK} | |
56 | fi | |
57 | ||
58 | return ${EXIT_ERROR} | |
59 | } | |
60 | ||
61 | # Check if the device exists | |
62 | function device_exists() { | |
63 | local device=${1} | |
64 | ||
65 | # If device name was not found, exit. | |
66 | [ -n "${device}" ] || return ${EXIT_ERROR} | |
67 | ||
6c74a64c MT |
68 | # Check for a normal network device. |
69 | [ -d "${SYS_CLASS_NET}/${device}" ] && return ${EXIT_OK} | |
70 | ||
71 | # If the check above, did not find a result, | |
72 | # we check for serial devices. | |
73 | serial_exists ${device} | |
1848564d MT |
74 | } |
75 | ||
99be6026 MT |
76 | function device_delete() { |
77 | local device=${1} | |
78 | assert isset device | |
79 | ||
80 | # Nothing to do, it device does not exist. | |
81 | device_exists ${device} || return ${EXIT_OK} | |
82 | ||
83 | # Delete the device. | |
84 | cmd_quiet ip link delete ${device} | |
85 | local ret=$? | |
86 | ||
87 | if [ ${ret} -ne ${EXIT_OK} ]; then | |
88 | log ERROR "device: Could not delete device '${device}': ${ret}" | |
89 | return ${EXIT_ERROR} | |
90 | fi | |
91 | ||
92 | return ${ret} | |
93 | } | |
94 | ||
e369be1a MT |
95 | function device_has_flag() { |
96 | local device=${1} | |
97 | local flag=${2} | |
98 | ||
99 | local flags=$(__device_get_file ${device} flags) | |
100 | ||
101 | if [[ "$(( ${flags} & ${flag} ))" -eq 0 ]]; then | |
102 | return ${EXIT_FALSE} | |
103 | else | |
104 | return ${EXIT_TRUE} | |
105 | fi | |
106 | } | |
107 | ||
1848564d MT |
108 | # Check if the device is up |
109 | function device_is_up() { | |
110 | local device=${1} | |
111 | ||
112 | device_exists ${device} || return ${EXIT_ERROR} | |
113 | ||
e369be1a | 114 | device_has_flag ${device} 0x1 |
1848564d MT |
115 | } |
116 | ||
99be6026 MT |
117 | function device_ifindex_to_name() { |
118 | local idx=${1} | |
119 | assert isset idx | |
120 | ||
121 | local device device_idx | |
122 | for device in ${SYS_CLASS_NET}/*; do | |
123 | device=$(basename ${device}) | |
124 | device_exists ${device} || continue | |
125 | ||
126 | device_idx=$(device_get_ifindex ${device}) | |
127 | ||
128 | if [ "${device_idx}" = "${idx}" ]; then | |
129 | print "${device}" | |
130 | return ${EXIT_OK} | |
131 | fi | |
132 | done | |
133 | ||
134 | return ${EXIT_ERROR} | |
135 | } | |
136 | ||
137 | function device_get_ifindex() { | |
138 | local device=${1} | |
139 | assert isset device | |
140 | ||
141 | local path="${SYS_CLASS_NET}/${1}/ifindex" | |
142 | ||
143 | # Check if file can be read. | |
144 | [ -r "${path}" ] || return ${EXIT_ERROR} | |
145 | ||
146 | print "$(<${path})" | |
147 | } | |
148 | ||
e6993835 MT |
149 | # Check if the device is a batman-adv bridge |
150 | function device_is_batman_adv() { | |
151 | [ -d "${SYS_CLASS_NET}/${1}/mesh" ] | |
152 | } | |
153 | ||
154 | # Check if the device is a batman-adv bridge port | |
155 | function device_is_batman_adv_port() { | |
156 | [ -d "${SYS_CLASS_NET}/${1}/batman_adv" ] | |
157 | } | |
158 | ||
1848564d MT |
159 | # Check if the device is a bonding device |
160 | function device_is_bonding() { | |
161 | [ -d "/sys/class/net/${1}/bonding" ] | |
162 | } | |
163 | ||
164 | # Check if the device bonded in a bonding device | |
165 | function device_is_bonded() { | |
711ffac1 | 166 | local device=${1} |
1848564d | 167 | |
711ffac1 | 168 | [ -d "${SYS_CLASS_NET}/${device}/master" ] |
1848564d MT |
169 | } |
170 | ||
171 | # Check if the device is a bridge | |
172 | function device_is_bridge() { | |
173 | [ -d "/sys/class/net/${1}/bridge" ] | |
174 | } | |
175 | ||
81ed640c MT |
176 | function device_is_bridge_attached() { |
177 | local device=${1} | |
81ed640c MT |
178 | [ -d "${SYS_CLASS_NET}/${device}/brport" ] |
179 | } | |
180 | ||
99be6026 MT |
181 | function device_get_bridge() { |
182 | local device=${1} | |
183 | assert isset device | |
184 | ||
185 | # Check if device is attached to a bridge. | |
186 | device_is_bridge_attached ${device} || return ${EXIT_ERROR} | |
187 | ||
188 | local ifindex_path="${SYS_CLASS_NET}/${device}/brport/bridge/ifindex" | |
189 | [ -r "${ifindex_path}" ] || return ${EXIT_ERROR} | |
190 | ||
191 | local ifindex=$(<${ifindex_path}) | |
192 | assert isset ifindex | |
193 | ||
194 | device_ifindex_to_name ${ifindex} | |
195 | } | |
196 | ||
7951525a MT |
197 | # Check if the device is a vlan device |
198 | function device_is_vlan() { | |
1848564d | 199 | local device=${1} |
7951525a | 200 | assert isset device |
1848564d | 201 | |
7951525a | 202 | [ -e "${PROC_NET_VLAN}/${device}" ] |
1848564d MT |
203 | } |
204 | ||
7951525a MT |
205 | # Check if the device has vlan devices |
206 | function device_has_vlans() { | |
fb02e543 | 207 | local device=${1} |
7951525a | 208 | assert isset device |
fb02e543 | 209 | |
7951525a | 210 | if device_is_vlan ${device}; then |
ec63256a | 211 | return ${EXIT_FALSE} |
fb02e543 MT |
212 | fi |
213 | ||
7951525a MT |
214 | local vlans=$(device_get_vlans ${device}) |
215 | [ -n "${vlans}" ] && return ${EXIT_OK} || return ${EXIT_ERROR} | |
ec63256a MT |
216 | } |
217 | ||
7951525a | 218 | function device_get_vlans() { |
ec63256a | 219 | local device=${1} |
7951525a | 220 | assert isset device |
ec63256a | 221 | |
8357a7ff MT |
222 | # If no 8021q module has been loaded into the kernel, |
223 | # we cannot do anything. | |
7951525a | 224 | [ -r "${PROC_NET_VLAN_CONFIG}" ] || return ${EXIT_OK} |
8357a7ff | 225 | |
ec63256a MT |
226 | local dev spacer1 id spacer2 parent |
227 | while read dev spacer1 id spacer2 parent; do | |
7951525a MT |
228 | [ "${parent}" = "${device}" ] || continue |
229 | ||
230 | print "${dev}" | |
231 | done < ${PROC_NET_VLAN_CONFIG} | |
1848564d MT |
232 | } |
233 | ||
1848564d MT |
234 | # Check if the device is a ppp device |
235 | function device_is_ppp() { | |
236 | local device=${1} | |
237 | ||
55b802cc | 238 | local type=$(__device_get_file ${device} type) |
28f0b4ab | 239 | |
e369be1a MT |
240 | [ "${type}" = "512" ] && return ${EXIT_OK} || return ${EXIT_ERROR} |
241 | } | |
55b802cc | 242 | |
e369be1a MT |
243 | # Check if the device is a pointopoint device. |
244 | function device_is_ptp() { | |
245 | local device=${1} | |
246 | ||
247 | device_has_flag ${device} 0x10 | |
1848564d MT |
248 | } |
249 | ||
250 | # Check if the device is a loopback device | |
251 | function device_is_loopback() { | |
5bb2429a MT |
252 | local device=${1} |
253 | ||
1848564d MT |
254 | [ "${device}" = "lo" ] |
255 | } | |
256 | ||
a508c27e MT |
257 | # Check if the device is a wireless device |
258 | function device_is_wireless() { | |
259 | local device=${1} | |
260 | ||
261 | [ -d "${SYS_CLASS_NET}/${device}/phy80211" ] | |
262 | } | |
263 | ||
4733a336 MT |
264 | function device_get_phy() { |
265 | local device="${1}" | |
266 | ||
267 | if device_is_wireless "${device}"; then | |
268 | print "$(<${SYS_CLASS_NET}/${device}/phy80211/name)" | |
269 | return ${EXIT_OK} | |
270 | fi | |
271 | ||
272 | return ${EXIT_ERROR} | |
273 | } | |
274 | ||
6c74a64c MT |
275 | function device_is_serial() { |
276 | serial_exists $@ | |
277 | } | |
278 | ||
1848564d | 279 | # Check if the device is a physical network interface |
ec63256a | 280 | function device_is_ethernet() { |
1848564d MT |
281 | local device=${1} |
282 | ||
283 | device_is_loopback ${device} && \ | |
284 | return ${EXIT_ERROR} | |
285 | ||
286 | device_is_bonding ${device} && \ | |
287 | return ${EXIT_ERROR} | |
288 | ||
289 | device_is_bridge ${device} && \ | |
290 | return ${EXIT_ERROR} | |
291 | ||
292 | device_is_ppp ${device} && \ | |
293 | return ${EXIT_ERROR} | |
294 | ||
7951525a | 295 | device_is_vlan ${device} && \ |
1848564d MT |
296 | return ${EXIT_ERROR} |
297 | ||
419b4cd0 MT |
298 | [ "$(__device_get_file ${device} type)" != "1" ] && \ |
299 | return ${EXIT_ERROR} | |
300 | ||
1848564d MT |
301 | return ${EXIT_OK} |
302 | } | |
303 | ||
304 | # Get the device type | |
305 | function device_get_type() { | |
5bb2429a | 306 | local device=${1} |
1848564d | 307 | |
7951525a | 308 | if device_is_vlan ${device}; then |
1848564d MT |
309 | echo "vlan" |
310 | ||
311 | elif device_is_bonding ${device}; then | |
312 | echo "bonding" | |
313 | ||
314 | elif device_is_bridge ${device}; then | |
315 | echo "bridge" | |
316 | ||
317 | elif device_is_ppp ${device}; then | |
318 | echo "ppp" | |
319 | ||
e6993835 MT |
320 | elif device_is_batman_adv ${device}; then |
321 | echo "batman-adv" | |
322 | ||
323 | elif device_is_batman_adv_port ${device}; then | |
324 | echo "batman-adv-port" | |
325 | ||
1848564d MT |
326 | elif device_is_loopback ${device}; then |
327 | echo "loopback" | |
328 | ||
a508c27e MT |
329 | elif device_is_wireless ${device}; then |
330 | echo "wireless" | |
331 | ||
ec63256a MT |
332 | elif device_is_ethernet ${device}; then |
333 | echo "ethernet" | |
1848564d | 334 | |
6c74a64c MT |
335 | elif device_is_serial ${device}; then |
336 | echo "serial" | |
337 | ||
1848564d MT |
338 | else |
339 | echo "unknown" | |
340 | fi | |
341 | } | |
342 | ||
711ffac1 MT |
343 | function device_get_status() { |
344 | local device=${1} | |
711ffac1 MT |
345 | assert isset device |
346 | ||
3cb2fc42 | 347 | local status=${STATUS_DOWN} |
711ffac1 | 348 | |
3cb2fc42 | 349 | if device_is_up ${device}; then |
711ffac1 | 350 | status=${STATUS_UP} |
711ffac1 | 351 | |
3cb2fc42 MT |
352 | if ! device_has_carrier ${device}; then |
353 | status=${STATUS_NOCARRIER} | |
354 | fi | |
355 | fi | |
711ffac1 MT |
356 | |
357 | echo "${status}" | |
358 | } | |
359 | ||
1848564d MT |
360 | function device_get_address() { |
361 | local device=${1} | |
362 | ||
363 | cat ${SYS_CLASS_NET}/${device}/address 2>/dev/null | |
364 | } | |
365 | ||
366 | function device_set_address() { | |
1b7a1578 MT |
367 | local device=${1} |
368 | local addr=${2} | |
369 | ||
370 | if ! device_exists ${device}; then | |
371 | error "Device '${device}' does not exist." | |
372 | return ${EXIT_ERROR} | |
373 | fi | |
374 | ||
375 | log INFO "Setting address of '${device}' to '${addr}' - was $(device_get_address ${device})." | |
376 | ||
377 | local up | |
378 | if device_is_up ${device}; then | |
379 | device_set_down ${device} | |
380 | up=1 | |
381 | fi | |
382 | ||
383 | ip link set ${device} address ${addr} | |
384 | local ret=$? | |
385 | ||
386 | if [ "${up}" = "1" ]; then | |
387 | device_set_up ${device} | |
388 | fi | |
389 | ||
390 | if [ "${ret}" != "0" ]; then | |
391 | error_log "Could not set address '${addr}' on device '${device}'." | |
392 | fi | |
393 | ||
394 | return ${ret} | |
1848564d MT |
395 | } |
396 | ||
711ffac1 | 397 | function device_get() { |
2ae0fb8d | 398 | local device |
711ffac1 MT |
399 | local devices |
400 | ||
2ae0fb8d MT |
401 | for device in ${SYS_CLASS_NET}/*; do |
402 | device=$(basename ${device}) | |
711ffac1 | 403 | |
2ae0fb8d MT |
404 | # bonding_masters is no device |
405 | [ "${device}" = "bonding_masters" ] && continue | |
406 | ||
407 | devices="${devices} ${device}" | |
408 | done | |
711ffac1 MT |
409 | |
410 | echo ${devices} | |
411 | return ${EXIT_OK} | |
412 | } | |
413 | ||
1848564d | 414 | function devices_get_all() { |
711ffac1 | 415 | device_get |
1848564d MT |
416 | } |
417 | ||
418 | # Check if a device has a cable plugged in | |
419 | function device_has_carrier() { | |
5bb2429a MT |
420 | local device=${1} |
421 | assert isset device | |
422 | ||
ec63256a MT |
423 | local carrier=$(__device_get_file ${device} carrier) |
424 | [ "${carrier}" = "1" ] | |
1848564d MT |
425 | } |
426 | ||
1e4c26a4 MT |
427 | function device_is_promisc() { |
428 | local device=${1} | |
429 | ||
e369be1a | 430 | device_has_flag ${device} 0x200 |
1e4c26a4 MT |
431 | } |
432 | ||
cf6e4606 MT |
433 | function device_set_promisc() { |
434 | local device=${1} | |
435 | local state=${2} | |
436 | ||
437 | assert device_exists ${device} | |
438 | assert isset state | |
439 | assert isoneof state on off | |
440 | ||
441 | ip link set ${device} promisc ${state} | |
442 | } | |
443 | ||
1848564d MT |
444 | # Check if the device is free |
445 | function device_is_free() { | |
81ed640c | 446 | ! device_is_used $@ |
1848564d MT |
447 | } |
448 | ||
449 | # Check if the device is used | |
450 | function device_is_used() { | |
5bb2429a | 451 | local device=${1} |
1848564d | 452 | |
7951525a | 453 | device_has_vlans ${device} && \ |
fb02e543 | 454 | return ${EXIT_OK} |
1848564d | 455 | device_is_bonded ${device} && \ |
fb02e543 | 456 | return ${EXIT_OK} |
81ed640c MT |
457 | device_is_bridge_attached ${device} && \ |
458 | return ${EXIT_OK} | |
1848564d | 459 | |
fb02e543 | 460 | return ${EXIT_ERROR} |
1848564d MT |
461 | } |
462 | ||
1b7a1578 MT |
463 | function device_hash() { |
464 | local device=${1} | |
465 | ||
37e4ec8b MT |
466 | # Get mac address of device and remove all colons (:) |
467 | # that will result in a hash. | |
468 | device=$(macify ${device}) | |
469 | ||
470 | echo "${device//:/}" | |
1b7a1578 MT |
471 | } |
472 | ||
473 | # Give the device a new name | |
474 | function device_set_name() { | |
1848564d | 475 | local source=$1 |
1578dae9 | 476 | local destination=${2} |
1848564d MT |
477 | |
478 | # Check if devices exists | |
479 | if ! device_exists ${source} || device_exists ${destination}; then | |
480 | return 4 | |
481 | fi | |
482 | ||
483 | local up | |
484 | if device_is_up ${source}; then | |
485 | ip link set ${source} down | |
486 | up=1 | |
487 | fi | |
488 | ||
489 | ip link set ${source} name ${destination} | |
490 | ||
491 | if [ "${up}" = "1" ]; then | |
492 | ip link set ${destination} up | |
493 | fi | |
494 | } | |
495 | ||
1848564d MT |
496 | # Set device up |
497 | function device_set_up() { | |
5bb2429a | 498 | local device=${1} |
1848564d | 499 | |
711ffac1 MT |
500 | # Silently fail if device was not found |
501 | [ -z "${device}" ] && return ${EXIT_ERROR} | |
502 | ||
1848564d MT |
503 | # Do nothing if device is already up |
504 | device_is_up ${device} && return ${EXIT_OK} | |
505 | ||
81ed640c MT |
506 | device_set_parent_up ${device} |
507 | ||
508 | log DEBUG "Setting up device '${device}'" | |
509 | ||
1848564d MT |
510 | ip link set ${device} up |
511 | } | |
512 | ||
81ed640c MT |
513 | function device_set_parent_up() { |
514 | local device=${1} | |
515 | local parent | |
516 | ||
7951525a MT |
517 | if device_is_vlan ${device}; then |
518 | parent=$(vlan_get_parent ${device}) | |
81ed640c MT |
519 | |
520 | device_is_up ${parent} && return ${EXIT_OK} | |
521 | ||
522 | log DEBUG "Setting up parent device '${parent}' of '${device}'" | |
523 | ||
524 | device_set_up ${parent} | |
525 | return $? | |
526 | fi | |
527 | ||
528 | return ${EXIT_OK} | |
529 | } | |
530 | ||
1848564d MT |
531 | # Set device down |
532 | function device_set_down() { | |
5bb2429a MT |
533 | local device=${1} |
534 | assert isset device | |
1848564d | 535 | |
81ed640c MT |
536 | local ret=${EXIT_OK} |
537 | ||
538 | if device_is_up ${device}; then | |
539 | log DEBUG "Tearing down device '${device}'" | |
540 | ||
541 | ip link set ${device} down | |
542 | ret=$? | |
543 | fi | |
544 | ||
545 | device_set_parent_down ${device} | |
1848564d | 546 | |
81ed640c MT |
547 | return ${ret} |
548 | } | |
549 | ||
550 | function device_set_parent_down() { | |
551 | local device=${1} | |
552 | local parent | |
553 | ||
7951525a MT |
554 | if device_is_vlan ${device}; then |
555 | parent=$(vlan_get_parent ${device}) | |
81ed640c MT |
556 | |
557 | device_is_up ${parent} || return ${EXIT_OK} | |
558 | ||
559 | if device_is_free ${parent}; then | |
560 | log DEBUG "Tearing down parent device '${parent}' of '${device}'" | |
561 | ||
562 | device_set_down ${parent} | |
563 | fi | |
564 | fi | |
565 | ||
566 | return ${EXIT_OK} | |
1848564d MT |
567 | } |
568 | ||
1848564d MT |
569 | function device_get_mtu() { |
570 | local device=${1} | |
571 | ||
572 | if ! device_exists ${device}; then | |
573 | error "Device '${device}' does not exist." | |
574 | return ${EXIT_ERROR} | |
575 | fi | |
576 | ||
f3e6fe50 | 577 | echo $(<${SYS_CLASS_NET}/${device}/mtu) |
1848564d MT |
578 | } |
579 | ||
580 | # Set mtu to a device | |
581 | function device_set_mtu() { | |
1b7a1578 | 582 | local device=${1} |
1848564d MT |
583 | local mtu=${2} |
584 | ||
1b7a1578 MT |
585 | if ! device_exists ${device}; then |
586 | error "Device '${device}' does not exist." | |
587 | return ${EXIT_ERROR} | |
588 | fi | |
589 | ||
590 | local oldmtu=$(device_get_mtu ${device}) | |
591 | ||
592 | if [ "${oldmtu}" = "${mtu}" ]; then | |
593 | # No need to set mtu. | |
594 | return ${EXIT_OK} | |
595 | fi | |
596 | ||
597 | log INFO "Setting mtu of '${device}' to '${mtu}' - was ${oldmtu}." | |
598 | ||
1848564d | 599 | local up |
1b7a1578 MT |
600 | if device_is_up ${device}; then |
601 | device_set_down ${device} | |
1848564d MT |
602 | up=1 |
603 | fi | |
604 | ||
1b7a1578 | 605 | ip link set ${device} mtu ${mtu} |
1848564d MT |
606 | local ret=$? |
607 | ||
608 | if [ "${up}" = "1" ]; then | |
1b7a1578 MT |
609 | device_set_up ${device} |
610 | fi | |
611 | ||
612 | if [ "${ret}" != "0" ]; then | |
613 | error_log "Could not set mtu '${mtu}' on device '${device}'." | |
1848564d MT |
614 | fi |
615 | ||
616 | return ${ret} | |
617 | } | |
618 | ||
619 | function device_discover() { | |
620 | local device=${1} | |
621 | ||
1b7a1578 MT |
622 | log INFO "Running discovery process on device '${device}'." |
623 | ||
1848564d | 624 | local hook |
d61a01d4 MT |
625 | for hook in $(hook_zone_get_all); do |
626 | hook_zone_exec ${hook} discover ${device} | |
1848564d MT |
627 | done |
628 | } | |
629 | ||
38f61548 | 630 | function device_has_ip() { |
1848564d MT |
631 | local device=${1} |
632 | local addr=${2} | |
633 | ||
38f61548 MT |
634 | assert isset addr |
635 | assert device_exists ${device} | |
636 | ||
637 | # IPv6 addresses must be fully imploded | |
638 | local protocol=$(ip_detect_protocol ${addr}) | |
639 | case "${protocol}" in | |
640 | ipv6) | |
641 | addr=$(ipv6_implode ${addr}) | |
642 | ;; | |
643 | esac | |
1848564d | 644 | |
38f61548 | 645 | listmatch ${addr} $(device_get_addresses ${device}) |
1848564d | 646 | } |
4231f419 | 647 | |
38f61548 | 648 | function device_get_addresses() { |
4231f419 | 649 | local device=${1} |
4231f419 | 650 | |
38f61548 | 651 | assert device_exists ${device} |
4231f419 | 652 | |
38f61548 MT |
653 | local prot |
654 | local addr | |
655 | local line | |
656 | ip addr show ${device} | \ | |
657 | while read prot addr line; do | |
658 | [ "${prot:0:4}" = "inet" ] && echo "${addr}" | |
659 | done | |
4231f419 | 660 | } |
711ffac1 | 661 | |
711ffac1 MT |
662 | function __device_get_file() { |
663 | local device=${1} | |
664 | local file=${2} | |
665 | ||
666 | assert isset device | |
667 | assert isset file | |
668 | ||
e369be1a MT |
669 | local path="${SYS_CLASS_NET}/${device}/${file}" |
670 | [ -r "${path}" ] || return ${EXIT_ERROR} | |
671 | ||
672 | echo "$(<${path})" | |
711ffac1 MT |
673 | } |
674 | ||
675 | function device_get_rx_bytes() { | |
676 | local device=${1} | |
677 | ||
678 | __device_get_file ${device} statistics/rx_bytes | |
679 | } | |
680 | ||
681 | function device_get_tx_bytes() { | |
682 | local device=${1} | |
683 | ||
684 | __device_get_file ${device} statistics/tx_bytes | |
685 | } | |
686 | ||
687 | function device_get_rx_packets() { | |
688 | local device=${1} | |
689 | ||
690 | __device_get_file ${device} statistics/rx_packets | |
691 | } | |
692 | ||
693 | function device_get_tx_packets() { | |
694 | local device=${1} | |
695 | ||
696 | __device_get_file ${device} statistics/tx_packets | |
697 | } | |
698 | ||
699 | function device_get_rx_errors() { | |
700 | local device=${1} | |
701 | ||
702 | __device_get_file ${device} statistics/rx_errors | |
703 | } | |
704 | ||
705 | function device_get_tx_errors() { | |
706 | local device=${1} | |
707 | ||
708 | __device_get_file ${device} statistics/tx_errors | |
709 | } | |
ec63256a MT |
710 | |
711 | function device_get_speed() { | |
712 | local device=${1} | |
713 | ||
714 | __device_get_file ${device} speed | |
715 | } | |
716 | ||
717 | function device_get_duplex() { | |
718 | local device=${1} | |
719 | ||
720 | __device_get_file ${device} duplex | |
721 | } |