Contents of /tags/init-0_7_0/sysvinit/rc/network
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Revision 1363 -
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Sat Jun 4 22:00:07 2011 UTC (13 years, 3 months ago) by niro
Original Path: trunk/initscripts/sysvinit/rc/network
File size: 13451 byte(s)
Sat Jun 4 22:00:07 2011 UTC (13 years, 3 months ago) by niro
Original Path: trunk/initscripts/sysvinit/rc/network
File size: 13451 byte(s)
-use a config file for default settings to be more busybox friendly
1 | #!/bin/bash |
2 | # $Id$ |
3 | |
4 | #%rlevels: 0:k 1:k 2:k 3:s 4:s 5:s 6:k |
5 | #%start: 20 |
6 | #%stop: 80 |
7 | |
8 | #deps |
9 | #%needs: |
10 | #%before: |
11 | #%after: |
12 | |
13 | source /etc/conf.d/rc |
14 | source ${rc_functions} |
15 | source /etc/conf.d/network |
16 | |
17 | # read values from files |
18 | read_value() |
19 | { |
20 | local var="$1" |
21 | local file="$2" |
22 | local value |
23 | |
24 | # local all possible vars |
25 | # global |
26 | local ONBOOT |
27 | local NETWORKING |
28 | |
29 | # static |
30 | local IP |
31 | local NETMASK |
32 | local BROADCAST |
33 | local NETWORKING |
34 | local FORCE_MAC_TO |
35 | |
36 | # dhcp |
37 | local DHCP_PROG |
38 | local DHCP_START |
39 | local DHCP_STOP |
40 | |
41 | # default gw |
42 | local GATEWAY |
43 | local GATEWAY_IF |
44 | |
45 | # wireless extensions |
46 | local WIRELESS_AP |
47 | local WIRELESS_AUTH_MODE |
48 | local WIRELESS_BITRATE |
49 | local WIRELESS_CHANNEL |
50 | local WIRELESS_DEFAULT_KEY |
51 | local WIRELESS_ESSID |
52 | local WIRELESS_FREQUENCY |
53 | local WIRELESS_KEY |
54 | local WIRELESS_KEY_ASCII |
55 | local WIRELESS_KEY_0 |
56 | local WIRELESS_KEY_1 |
57 | local WIRELESS_KEY_2 |
58 | local WIRELESS_KEY_3 |
59 | local WIRELESS_KEY_LENGTH |
60 | local WIRELESS_MODE |
61 | local WIRELESS_NICK |
62 | local WIRELESS_NWID |
63 | local WIRELESS_POWER |
64 | local WIRELESS_WPA_DRIVER |
65 | |
66 | local BRIDGE_INTERFACES |
67 | local BRIDGE_STP |
68 | local BRIDGE_AGEING_TIME |
69 | local BRIDGE_PRIORITY |
70 | local BRIDGE_FORWARD_DELAY |
71 | local BRIDGE_HELLO_TIME |
72 | local BRIDGE_MAX_MESSAGE_AGE |
73 | local BRIDGE_PATH_COST |
74 | local BRIDGE_PORT_PRIORITY |
75 | |
76 | source ${file} |
77 | eval value=\$$(echo ${var}) |
78 | echo "${value}" |
79 | } |
80 | |
81 | checkconfig() |
82 | { |
83 | if [[ -z ${NETWORKING} ]] |
84 | then |
85 | rc_echo "NETWORKING missing in net.${iface}, aborted" |
86 | exit 1 |
87 | fi |
88 | |
89 | case "${NETWORKING}" in |
90 | static) |
91 | if [[ -z ${IP} ]] |
92 | then |
93 | rc_echo "IP missing in net.${iface}, aborted" |
94 | exit 1 |
95 | fi |
96 | |
97 | if [[ -z ${NETMASK} ]] |
98 | then |
99 | rc_echo -n "NETMASK missing in net.${iface}, " |
100 | rc_echo "using ${DEFAULT_NETMASK}" |
101 | NETMASK="${DEFAULT_NETMASK}" |
102 | fi |
103 | |
104 | if [[ -z ${BROADCAST} ]] |
105 | then |
106 | rc_echo -n "BROADCAST missing in net.${iface}, " |
107 | rc_echo "using default address" |
108 | fi |
109 | ;; |
110 | |
111 | dhcp) |
112 | if [[ -z ${DHCP_PROG} ]] |
113 | then |
114 | rc_echo -n "DHCP_PROG missing in net.${iface}," |
115 | rc_echo "using default programm ${DEFAULT_DHCP_PROG}" |
116 | DHCP_PROG="${DEFAULT_DHCP_PROG}" |
117 | fi |
118 | [[ -z ${DHCP_START} ]] && DHCP_START="${DEFAULT_DHCP_START}" |
119 | [[ -z ${DHCP_STOP} ]] && DHCP_STOP="${DEFAULT_DHCP_STOP}" |
120 | ;; |
121 | |
122 | esac |
123 | } |
124 | |
125 | # onboot_interface_list /path/to/files* |
126 | onboot_interface_list() |
127 | { |
128 | local file |
129 | local devices |
130 | local iface |
131 | |
132 | # get list of all devices |
133 | for file in $@ |
134 | do |
135 | iface="$(basename ${file} | sed s/net.//)" |
136 | |
137 | # exclude backup files and exclude net.routes and net.sample too |
138 | case "${iface}" in |
139 | *~) continue ;; |
140 | routes) continue ;; |
141 | sample) continue ;; |
142 | esac |
143 | |
144 | if [[ $(read_value ONBOOT ${file}) = yes ]] |
145 | then |
146 | devices="${devices} ${iface}" |
147 | fi |
148 | done |
149 | |
150 | echo "${devices}" |
151 | } |
152 | |
153 | config_wireless_wep() |
154 | { |
155 | local iface="$1" |
156 | |
157 | if [[ -z ${iface} ]] |
158 | then |
159 | rc_echo "WEP: no \$iface given. Aborting setup." |
160 | return 1 |
161 | fi |
162 | |
163 | ${CURS_UP} |
164 | ${SET_WWCOL} |
165 | rc_echo "[AUTH: WEP]" |
166 | |
167 | iwconfig "${iface}" enc on |
168 | [[ -n ${WIRELESS_KEY_LENGTH} ]] && iwconfig "${iface}" enc "${WIRELESS_KEY_LENGTH}" |
169 | [[ -n ${WIRELESS_KEY} ]] && iwconfig "${iface}" key "${WIRELESS_KEY}" |
170 | [[ -n ${WIRELESS_KEY_ASCII} ]] && iwconfig "${iface}" key s:"${WIRELESS_KEY_ASCII}" |
171 | } |
172 | |
173 | config_wireless_wpa() |
174 | { |
175 | local iface="$1" |
176 | |
177 | if [[ -z ${iface} ]] |
178 | then |
179 | rc_echo "WPA: no \$iface given. Aborting setup." |
180 | return 1 |
181 | fi |
182 | |
183 | if [ ! -x /sbin/wpa_supplicant ] |
184 | then |
185 | rc_echo "WPA: wpa_supplicant not installed. Aborting setup." |
186 | return 1 |
187 | fi |
188 | |
189 | ${CURS_UP} |
190 | ${SET_WWCOL} |
191 | rc_echo "[AUTH: WPA]" |
192 | |
193 | # get default settings |
194 | [[ -f /etc/conf.d/wpa_supplicant ]] && source /etc/conf.d/wpa_supplicant |
195 | |
196 | # check the configuration |
197 | [[ -z ${WIRELESS_WPA_CONFIG} ]] && WIRELESS_WPA_CONFIG=/etc/wpa_supplicant.auto |
198 | [[ -z ${WIRELESS_WPA_SKEL} ]] && WIRELESS_WPA_SKEL=/etc/conf.d/wpa_supplicant.skel |
199 | |
200 | # use wext as default driver, do not abort here anymore |
201 | [[ -z ${WIRELESS_WPA_DRIVER} ]] && WIRELESS_WPA_DRIVER=wext |
202 | |
203 | # write a config with the settings from net.${iface} |
204 | # only wpa-psk ! all other needs manual setup |
205 | if [[ ${WIRELESS_WPA_AUTOCONF} = true ]] |
206 | then |
207 | # write default cfg from skeleton |
208 | cat ${WIRELESS_WPA_SKEL} > ${WIRELESS_WPA_CONFIG} |
209 | |
210 | local wpa_proto |
211 | case ${WIRELESS_AUTH_MODE} in |
212 | wpa) wpa_proto="WPA" ;; |
213 | wpa2) wpa_proto="WPA2" ;; |
214 | esac |
215 | |
216 | # setup the network entry |
217 | sed -i -e "s:@WIRELESS_ESSID@:${WIRELESS_ESSID}:g" \ |
218 | -e "s:@WIRELESS_KEY@:${WIRELESS_KEY_ASCII}:g" \ |
219 | -e "s:@WIRELESS_AUTH_MODE@:${wpa_proto}:g" \ |
220 | ${WIRELESS_WPA_CONFIG} |
221 | fi |
222 | |
223 | # remove old state dir |
224 | [ -d /var/run/wpa_supplicant ] && rm -rf /var/run/wpa_supplicant |
225 | |
226 | # now run the wpa_supplicant dameon |
227 | wpa_supplicant -B \ |
228 | -D"${WIRELESS_WPA_DRIVER}" \ |
229 | -c"${WIRELESS_WPA_CONFIG}" \ |
230 | -i"${iface}" \ |
231 | ${WIRELESS_WPA_OPTS} |
232 | |
233 | # echo wait 5 seconds |
234 | rc_echo " Waiting 5 seconds to retrieve authentification reply ... " |
235 | sleep 5 |
236 | } |
237 | |
238 | setup_wireless_extensions() |
239 | { |
240 | local iface="$1" |
241 | |
242 | if [[ -z ${iface} ]] |
243 | then |
244 | rc_echo "WIRELESS_EXTENSIONS: no \$iface given. Aborting setup." |
245 | return 1 |
246 | fi |
247 | |
248 | if [[ -n ${WIRELESS_BITRATE} ]] || |
249 | [[ -n ${WIRELESS_CHANNEL} ]] || |
250 | [[ -n ${WIRELESS_ESSID} ]] || |
251 | [[ -n ${WIRELESS_FREQUENCY} ]] || |
252 | [[ -n ${WIRELESS_MODE} ]] || |
253 | [[ -n ${WIRELESS_NICK} ]] || |
254 | [[ -n ${WIRELESS_AUTH_MODE} ]] |
255 | then |
256 | rc_print "Setting up wlan-ext for ${COLBLUE}${iface}${COLDEFAULT} ... " |
257 | fi |
258 | |
259 | [[ -n ${WIRELESS_BITRATE} ]] && iwconfig "${iface}" rate "${WIRELESS_BITRATE}" |
260 | [[ -n ${WIRELESS_CHANNEL} ]] && iwconfig "${iface}" channel "${WIRELESS_CHANNEL}" |
261 | [[ -n ${WIRELESS_ESSID} ]] && iwconfig "${iface}" essid "${WIRELESS_ESSID}" |
262 | [[ -n ${WIRELESS_FREQUENCY} ]] && iwconfig "${iface}" freq "${WIRELESS_FREQUENCY}" |
263 | [[ -n ${WIRELESS_MODE} ]] && iwconfig "${iface}" mode "${WIRELESS_MODE}" |
264 | [[ -n ${WIRELESS_NICK} ]] && iwconfig "${iface}" nick "${WIRELESS_NICK}" |
265 | |
266 | case "${WIRELESS_AUTH_MODE}" in |
267 | wpa|wpa2) config_wireless_wpa "${iface}" ;; |
268 | wep|on) config_wireless_wep "${iface}" ;; |
269 | off) iwconfig "${iface}" enc off ;; |
270 | esac |
271 | } |
272 | |
273 | config_bridge_options() |
274 | { |
275 | local iface="$1" |
276 | local i |
277 | local port |
278 | local cost |
279 | local prio |
280 | |
281 | # enable spanning-tree protocol |
282 | case ${BRIDGE_STP} in |
283 | on|off) brctl stp "${iface}" "${BRIDGE_STP}" ;; |
284 | *) rc_echo "BRIDGE: unkown value \$BRIDGE_STP='$BRIDGE_STP'."; return 1 ;; |
285 | esac |
286 | |
287 | # configure ageing time |
288 | if [[ ! -z ${BRIDGE_AGEING_TIME} ]] |
289 | then |
290 | brctl setageing "${iface}" "${BRIDGE_AGEING_TIME}" |
291 | fi |
292 | |
293 | # configure bridge priority |
294 | if [[ ! -z ${BRIDGE_PRIORITY} ]] |
295 | then |
296 | brctl setbridgeprio "${iface}" "${BRIDGE_PRIORITY}" |
297 | fi |
298 | |
299 | # configure forward delay |
300 | if [[ ! -z ${BRIDGE_FORWARD_DELAY} ]] |
301 | then |
302 | brctl setfd "${iface}" "${BRIDGE_FORWARD_DELAY}" |
303 | fi |
304 | |
305 | # configure hello time |
306 | if [[ ! -z ${BRIDGE_HELLO_TIME} ]] |
307 | then |
308 | brctl sethello "${iface}" "${BRIDGE_HELLO_TIME}" |
309 | fi |
310 | |
311 | # configure maximal message age |
312 | if [[ ! -z ${BRIDGE_MAX_MESSAGE_AGE} ]] |
313 | then |
314 | brctl setmaxage "${iface}" "${BRIDGE_MAX_MESSAGE_AGE}" |
315 | fi |
316 | |
317 | # configure path cost for every port |
318 | if [[ ! -z ${BRIDGE_PATH_COST} ]] |
319 | then |
320 | for i in ${BRIDGE_PATH_COST} |
321 | do |
322 | port="${i%=*}" |
323 | cost="${i#*=}" |
324 | [[ ! -z ${port} ]] && brctl pathcost "${iface}" "${port}" "${cost}" |
325 | done |
326 | fi |
327 | |
328 | # configure port priority for every port |
329 | if [[ ! -z ${BRIDGE_PORT_PRIORITY} ]] |
330 | then |
331 | for i in ${BRIDGE_PORT_PRIORITY} |
332 | do |
333 | port="${i%=*}" |
334 | prio="${i#*=}" |
335 | [[ ! -z ${port} ]] && brctl setportprio "${iface}" "${port}" "${prio}" |
336 | done |
337 | fi |
338 | } |
339 | |
340 | config_bridge_devices() |
341 | { |
342 | local iface="$1" |
343 | local method="$2" |
344 | local bport |
345 | |
346 | if [[ -z ${iface} ]] |
347 | then |
348 | rc_echo "BRIDGE: no \$iface given. Aborting setup." |
349 | return 1 |
350 | fi |
351 | |
352 | if [[ -z ${method} ]] |
353 | then |
354 | rc_echo "BRIDGE: no \$method given. Aborting setup." |
355 | return 1 |
356 | fi |
357 | |
358 | # first check for brctl |
359 | if [[ -z $(which brctl) ]] |
360 | then |
361 | rc_echo "brctl not found! Please install 'net-misc/bridge-utils'." |
362 | return 1 |
363 | fi |
364 | |
365 | # check the config |
366 | if [[ -z ${BRIDGE_INTERFACES} ]] |
367 | then |
368 | rc_echo "BRIDGE: no \$BRIDGE_INTERFACES given. Aborting setup." |
369 | return 1 |
370 | fi |
371 | |
372 | case ${method} in |
373 | add) |
374 | # setup the bridge device |
375 | brctl addbr "${iface}" |
376 | for bport in ${BRIDGE_INTERFACES} |
377 | do |
378 | # enter promiscous mode |
379 | ifconfig "${bport}" 0.0.0.0 promisc |
380 | # now setup the bridge |
381 | brctl addif "${iface}" "${bport}" |
382 | done |
383 | # configure all other options |
384 | config_bridge_options "${iface}" |
385 | ;; |
386 | |
387 | remove) |
388 | for bport in ${BRIDGE_INTERFACE} |
389 | do |
390 | # bring the interface down |
391 | ifconfig "${bport}" down |
392 | # remove the interface from the bridge |
393 | brctl delif "${iface}" "${bport}" |
394 | done |
395 | # bring the bridge down |
396 | brctl delbr "${iface}" |
397 | ;; |
398 | esac |
399 | |
400 | # unset the bridge variable to be safe |
401 | unset BRIDGE_INTERFACES |
402 | # continue to setup generic networking |
403 | } |
404 | |
405 | config_routes() |
406 | { |
407 | local method="$1" |
408 | local message |
409 | |
410 | # only add and del are allowed |
411 | case ${method} in |
412 | add) message="Adding" ;; |
413 | del) message="Removing" ;; |
414 | *) |
415 | rc_echo "config_routes: unsupported \$method '${method}'." |
416 | exit 1 |
417 | ;; |
418 | esac |
419 | |
420 | # adds/delete user routes |
421 | if [[ -f /etc/conf.d/net.routes ]] |
422 | then |
423 | ( cat /etc/conf.d/net.routes; echo ) | # make sure there is a LF at the end |
424 | while read route |
425 | do |
426 | case "${route}" in |
427 | \#*|"") continue ;; |
428 | esac |
429 | rc_print "${message} route ${COLBLUE}${route}${COLDEFAULT} ..." |
430 | # do not esacpe ${route} or it breaks! |
431 | route "${method}" ${route} |
432 | evaluate_retval |
433 | done |
434 | fi |
435 | } |
436 | |
437 | networking_start() |
438 | { |
439 | local iface dns routes ALL_INTERFACES |
440 | |
441 | if [[ -z $1 ]] |
442 | then |
443 | ALL_INTERFACES=$(onboot_interface_list ${rc_network_settings}/net.*) |
444 | else |
445 | if [[ -e ${rc_network_settings}/net.$1 ]] |
446 | then |
447 | ALL_INTERFACES="$1" |
448 | else |
449 | ${FAILURE} |
450 | rc_echo "Interface $1 does not exist. Aborting" |
451 | ${NORMAL} |
452 | exit 1 |
453 | fi |
454 | fi |
455 | |
456 | # get list of all devices |
457 | for iface in ${ALL_INTERFACES} |
458 | do |
459 | # checkconfig |
460 | source ${rc_network_settings}/net.${iface} || exit 1 |
461 | checkconfig |
462 | |
463 | # setup mac |
464 | if [[ -n ${FORCE_MAC_TO} ]] |
465 | then |
466 | rc_print "Faking MAC to ${FORCE_MAC_TO} for ${COLBLUE}${iface}${COLDEFAULT} ... " |
467 | ifconfig "${iface}" hw ether "${FORCE_MAC_TO}" |
468 | evaluate_retval |
469 | fi |
470 | |
471 | # setup bridges |
472 | if [[ ${iface} = br[0-9]* ]] |
473 | then |
474 | config_bridge_devices "${iface}" add |
475 | fi |
476 | |
477 | # now configure wireless_extensions |
478 | [ -x /usr/sbin/iwconfig ] && setup_wireless_extensions "${iface}" |
479 | |
480 | rc_print "Bringing up interface ${COLBLUE}${iface}${COLDEFAULT} ..." |
481 | |
482 | # activate the interface |
483 | ifconfig "${iface}" up |
484 | |
485 | # setup static or dhcp |
486 | case ${NETWORKING} in |
487 | dhcp|DHCP) |
488 | ${CURS_UP} |
489 | ${SET_WWCOL} |
490 | rc_echo "[DHCP]" |
491 | loadproc ${DHCP_PROG} ${DHCP_START} "${iface}" |
492 | ;; |
493 | static|STATIC) |
494 | ${CURS_UP} |
495 | ${SET_WWCOL} |
496 | rc_echo "[STATIC]" |
497 | ifconfig "${iface}" "${IP}" netmask "${NETMASK}" broadcast "${BROADCAST}" |
498 | evaluate_retval |
499 | ;; |
500 | esac |
501 | |
502 | # setup def gw |
503 | if [[ -n ${GATEWAY} ]] |
504 | then |
505 | rc_print "Setting up default gateway for ${COLBLUE}${iface}${COLDEFAULT} ..." |
506 | route add default gateway "${GATEWAY}" metric 1 dev "${iface}" |
507 | evaluate_retval |
508 | |
509 | unset GATEWAY |
510 | fi |
511 | |
512 | # setup /etc/resolv.conf |
513 | # add given nameserver |
514 | if [[ -n ${NAMESERVER} ]] |
515 | then |
516 | rc_print "Setting up all nameserver for ${COLBLUE}${iface}${COLDEFAULT} ..." |
517 | |
518 | # whipe out the old one |
519 | echo "# Generated by the magellan-initscripts for ${iface}" > /etc/resolv.conf |
520 | # include head |
521 | if [ -f /etc/resolv.conf.head ] |
522 | then |
523 | cat /etc/resolv.conf.head >> /etc/resolv.conf |
524 | else |
525 | echo "# /etc/resolv.conf.head can replace this line" >> /etc/resolv.conf |
526 | fi |
527 | |
528 | for dns in ${NAMESERVER} |
529 | do |
530 | echo "nameserver ${dns}" >> /etc/resolv.conf |
531 | done |
532 | |
533 | # include tail |
534 | if [ -f /etc/resolv.conf.tail ] |
535 | then |
536 | cat /etc/resolv.conf.tail >> /etc/resolv.conf |
537 | else |
538 | echo "# /etc/resolv.conf.tail can replace this line" >> /etc/resolv.conf |
539 | fi |
540 | |
541 | unset NAMESERVER |
542 | fi |
543 | done |
544 | |
545 | # setup user routes |
546 | config_routes add |
547 | } |
548 | |
549 | networking_stop() |
550 | { |
551 | if [[ -z $1 ]] |
552 | then |
553 | ALL_INTERFACES=$(onboot_interface_list ${rc_network_settings}/net.*) |
554 | else |
555 | if [[ -e ${rc_network_settings}/net.$1 ]] |
556 | then |
557 | ALL_INTERFACES="$1" |
558 | else |
559 | ${FAILURE} |
560 | rc_echo "Interface $1 does not exist. Aborting" |
561 | ${NORMAL} |
562 | exit 1 |
563 | fi |
564 | fi |
565 | |
566 | # get list of all devices |
567 | for iface in ${ALL_INTERFACES} |
568 | do |
569 | source ${rc_network_settings}/net.${iface} || exit 1 |
570 | checkconfig |
571 | |
572 | if [[ -n ${GATEWAY} ]] |
573 | then |
574 | rc_print "Removing default gateway ..." |
575 | route del -net default |
576 | evaluate_retval |
577 | fi |
578 | |
579 | rc_print "Bringing down interface ${COLBLUE}${iface}${COLDEFAULT} ..." |
580 | ifconfig "${iface}" down |
581 | evaluate_retval |
582 | |
583 | # remove bridges |
584 | if [[ ${iface} = br[0-9]* ]] |
585 | then |
586 | config_bridge_devices "${iface}" remove |
587 | fi |
588 | |
589 | # shutdown dhcp-daemon |
590 | if [[ ${NETWORKING} = dhcp ]] && [[ -n $(pidof $(basename ${DHCP_PROG})) ]] |
591 | then |
592 | rc_print "Stopping the dhcp-daemon ..." |
593 | ${CURS_UP} |
594 | ${SET_WWCOL} |
595 | rc_echo "[$(basename ${DHCP_PROG})]" |
596 | if [[ -z ${DHCP_STOP} ]] |
597 | then |
598 | killproc ${DHCP_PROG} |
599 | evaluate_retval |
600 | else |
601 | ${DHCP_PROG} ${DHCP_STOP} "${iface}" |
602 | evaluate_retval |
603 | fi |
604 | fi |
605 | |
606 | # shutdown wpa_supplicant daemon |
607 | if [[ -n $(pidof wpa_supplicant) ]] |
608 | then |
609 | killall wpa_supplicant |
610 | fi |
611 | done |
612 | |
613 | # remove state dir |
614 | if [ -d /var/run/wpa_supplicant ] |
615 | then |
616 | rm -rf /var/run/wpa_supplicant |
617 | fi |
618 | |
619 | # delete user routes |
620 | config_routes del |
621 | } |
622 | |
623 | case $1 in |
624 | start) |
625 | networking_start $2 |
626 | update_svcstatus $1 |
627 | splash svc_started "$(basename $0)" 0 |
628 | ;; |
629 | |
630 | stop) |
631 | networking_stop $2 |
632 | update_svcstatus $1 |
633 | splash svc_stopped "$(basename $0)" 0 |
634 | ;; |
635 | |
636 | restart) |
637 | $0 stop |
638 | sleep 1 |
639 | $0 start |
640 | ;; |
641 | |
642 | *) |
643 | rc_echo "Usage: $0 {start|stop|restart} [interface]" |
644 | exit 1 |
645 | ;; |
646 | esac |
Properties
Name | Value |
---|---|
svn:executable | * |