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718e3744 | 1 | /* |
2 | * Interface function. | |
3 | * Copyright (C) 1997, 1999 Kunihiro Ishiguro | |
4 | * | |
5 | * This file is part of GNU Zebra. | |
6 | * | |
7 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2, or (at your option) any | |
10 | * later version. | |
11 | * | |
12 | * GNU Zebra is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with GNU Zebra; see the file COPYING. If not, write to the Free | |
19 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
20 | * 02111-1307, USA. | |
21 | */ | |
22 | ||
23 | #include <zebra.h> | |
24 | ||
25 | #include "if.h" | |
26 | #include "vty.h" | |
27 | #include "sockunion.h" | |
28 | #include "prefix.h" | |
29 | #include "command.h" | |
30 | #include "memory.h" | |
31 | #include "ioctl.h" | |
32 | #include "connected.h" | |
33 | #include "log.h" | |
34 | #include "zclient.h" | |
35 | ||
36 | #include "zebra/interface.h" | |
37 | #include "zebra/rtadv.h" | |
38 | #include "zebra/rib.h" | |
39 | #include "zebra/zserv.h" | |
40 | #include "zebra/redistribute.h" | |
41 | #include "zebra/debug.h" | |
42 | \f | |
43 | /* Allocate a new internal interface index | |
44 | * This works done from the top so that %d macros | |
45 | * print a - sign! | |
46 | */ | |
47 | static unsigned int | |
48 | if_new_intern_ifindex (void) | |
49 | { | |
50 | /* Start here so that first one assigned is 0xFFFFFFFF */ | |
51 | static unsigned int ifindex = IFINDEX_INTERNBASE + 1; | |
52 | ||
53 | for (;;) | |
54 | { | |
55 | ifindex--; | |
56 | if ( ifindex <= IFINDEX_INTERNBASE ) | |
57 | ifindex = 0xFFFFFFFF; | |
58 | ||
59 | if (if_lookup_by_index(ifindex) == NULL) | |
60 | return ifindex; | |
61 | } | |
62 | } | |
63 | ||
64 | /* Called when new interface is added. */ | |
65 | int | |
66 | if_zebra_new_hook (struct interface *ifp) | |
67 | { | |
68 | struct zebra_if *zebra_if; | |
69 | ||
70 | zebra_if = XMALLOC (MTYPE_TMP, sizeof (struct zebra_if)); | |
71 | memset (zebra_if, 0, sizeof (struct zebra_if)); | |
72 | ||
73 | zebra_if->multicast = IF_ZEBRA_MULTICAST_UNSPEC; | |
74 | zebra_if->shutdown = IF_ZEBRA_SHUTDOWN_UNSPEC; | |
75 | ||
76 | #ifdef RTADV | |
77 | { | |
78 | /* Set default router advertise values. */ | |
79 | struct rtadvconf *rtadv; | |
80 | ||
81 | rtadv = &zebra_if->rtadv; | |
82 | ||
83 | rtadv->AdvSendAdvertisements = 0; | |
84 | rtadv->MaxRtrAdvInterval = RTADV_MAX_RTR_ADV_INTERVAL; | |
85 | rtadv->MinRtrAdvInterval = RTADV_MIN_RTR_ADV_INTERVAL; | |
86 | rtadv->AdvIntervalTimer = 0; | |
87 | rtadv->AdvManagedFlag = 0; | |
88 | rtadv->AdvOtherConfigFlag = 0; | |
89 | rtadv->AdvLinkMTU = 0; | |
90 | rtadv->AdvReachableTime = 0; | |
91 | rtadv->AdvRetransTimer = 0; | |
92 | rtadv->AdvCurHopLimit = 0; | |
93 | rtadv->AdvDefaultLifetime = RTADV_ADV_DEFAULT_LIFETIME; | |
94 | ||
95 | rtadv->AdvPrefixList = list_new (); | |
96 | } | |
97 | #endif /* RTADV */ | |
98 | ||
99 | ifp->info = zebra_if; | |
100 | return 0; | |
101 | } | |
102 | ||
103 | /* Called when interface is deleted. */ | |
104 | int | |
105 | if_zebra_delete_hook (struct interface *ifp) | |
106 | { | |
107 | if (ifp->info) | |
108 | XFREE (MTYPE_TMP, ifp->info); | |
109 | return 0; | |
110 | } | |
111 | ||
112 | /* Wake up configured address if it is not in current kernel | |
113 | address. */ | |
114 | void | |
115 | if_addr_wakeup (struct interface *ifp) | |
116 | { | |
117 | struct listnode *node; | |
118 | struct connected *ifc; | |
119 | struct prefix *p; | |
120 | int ret; | |
121 | ||
122 | for (node = listhead (ifp->connected); node; nextnode (node)) | |
123 | { | |
124 | ifc = getdata (node); | |
125 | p = ifc->address; | |
126 | ||
127 | if (CHECK_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED) | |
128 | && ! CHECK_FLAG (ifc->conf, ZEBRA_IFC_REAL)) | |
129 | { | |
130 | /* Address check. */ | |
131 | if (p->family == AF_INET) | |
132 | { | |
133 | if (! if_is_up (ifp)) | |
134 | { | |
135 | if_set_flags (ifp, IFF_UP | IFF_RUNNING); | |
136 | if_refresh (ifp); | |
137 | } | |
138 | ||
139 | ret = if_set_prefix (ifp, ifc); | |
140 | if (ret < 0) | |
141 | { | |
142 | zlog_warn ("Can't set interface's address: %s", | |
143 | strerror(errno)); | |
144 | continue; | |
145 | } | |
146 | SET_FLAG (ifc->conf, ZEBRA_IFC_REAL); | |
147 | ||
148 | zebra_interface_address_add_update (ifp, ifc); | |
149 | ||
150 | if (if_is_up(ifp)) | |
151 | connected_up_ipv4 (ifp, ifc); | |
152 | } | |
153 | #ifdef HAVE_IPV6 | |
154 | if (p->family == AF_INET6) | |
155 | { | |
156 | if (! if_is_up (ifp)) | |
157 | { | |
158 | if_set_flags (ifp, IFF_UP | IFF_RUNNING); | |
159 | if_refresh (ifp); | |
160 | } | |
161 | ||
162 | ret = if_prefix_add_ipv6 (ifp, ifc); | |
163 | if (ret < 0) | |
164 | { | |
165 | zlog_warn ("Can't set interface's address: %s", | |
166 | strerror(errno)); | |
167 | continue; | |
168 | } | |
169 | SET_FLAG (ifc->conf, ZEBRA_IFC_REAL); | |
170 | ||
171 | zebra_interface_address_add_update (ifp, ifc); | |
172 | ||
173 | if (if_is_up(ifp)) | |
174 | connected_up_ipv6 (ifp, ifc); | |
175 | } | |
176 | #endif /* HAVE_IPV6 */ | |
177 | } | |
178 | } | |
179 | } | |
180 | ||
181 | /* Handle interface addition */ | |
182 | void | |
183 | if_add_update (struct interface *ifp) | |
184 | { | |
48b33aaf | 185 | struct zebra_if *if_data; |
186 | ||
187 | if_data = ifp->info; | |
188 | if (if_data->multicast == IF_ZEBRA_MULTICAST_ON) | |
189 | if_set_flags (ifp, IFF_MULTICAST); | |
190 | else if (if_data->multicast == IF_ZEBRA_MULTICAST_OFF) | |
191 | if_unset_flags (ifp, IFF_MULTICAST); | |
192 | ||
718e3744 | 193 | zebra_interface_add_update (ifp); |
194 | ||
195 | if (! CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) | |
196 | { | |
197 | SET_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE); | |
198 | ||
199 | if_addr_wakeup (ifp); | |
200 | ||
201 | if (IS_ZEBRA_DEBUG_KERNEL) | |
202 | zlog_info ("interface %s index %d becomes active.", | |
203 | ifp->name, ifp->ifindex); | |
204 | } | |
205 | else | |
206 | { | |
207 | if (IS_ZEBRA_DEBUG_KERNEL) | |
208 | zlog_info ("interface %s index %d is added.", ifp->name, ifp->ifindex); | |
209 | } | |
210 | } | |
211 | ||
212 | /* Handle an interface delete event */ | |
213 | void | |
214 | if_delete_update (struct interface *ifp) | |
215 | { | |
216 | struct listnode *node; | |
217 | struct listnode *next; | |
218 | struct connected *ifc; | |
219 | struct prefix *p; | |
220 | ||
221 | if (if_is_up(ifp)) | |
222 | { | |
223 | zlog_err ("interface %s index %d is still up while being deleted.", | |
224 | ifp->name, ifp->ifindex); | |
225 | return; | |
226 | } | |
227 | ||
228 | /* Mark interface as inactive */ | |
229 | UNSET_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE); | |
230 | ||
231 | if (IS_ZEBRA_DEBUG_KERNEL) | |
232 | zlog_info ("interface %s index %d is now inactive.", | |
233 | ifp->name, ifp->ifindex); | |
234 | ||
235 | /* Delete connected routes from the kernel. */ | |
236 | if (ifp->connected) | |
237 | { | |
238 | for (node = listhead (ifp->connected); node; node = next) | |
239 | { | |
240 | next = node->next; | |
241 | ifc = getdata (node); | |
242 | p = ifc->address; | |
243 | ||
244 | if (p->family == AF_INET) | |
245 | connected_down_ipv4 (ifp, ifc); | |
246 | #ifdef HAVE_IPV6 | |
247 | else if (p->family == AF_INET6) | |
248 | connected_down_ipv6 (ifp, ifc); | |
249 | #endif /* HAVE_IPV6 */ | |
250 | ||
251 | zebra_interface_address_delete_update (ifp, ifc); | |
252 | ||
253 | UNSET_FLAG (ifc->conf, ZEBRA_IFC_REAL); | |
254 | ||
255 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED)) | |
256 | { | |
257 | listnode_delete (ifp->connected, ifc); | |
258 | connected_free (ifc); | |
259 | } | |
260 | } | |
261 | } | |
262 | zebra_interface_delete_update (ifp); | |
263 | } | |
264 | ||
265 | /* Interface is up. */ | |
266 | void | |
267 | if_up (struct interface *ifp) | |
268 | { | |
269 | listnode node; | |
270 | listnode next; | |
271 | struct connected *ifc; | |
272 | struct prefix *p; | |
273 | ||
274 | /* Notify the protocol daemons. */ | |
275 | zebra_interface_up_update (ifp); | |
276 | ||
277 | /* Install connected routes to the kernel. */ | |
278 | if (ifp->connected) | |
279 | { | |
280 | for (node = listhead (ifp->connected); node; node = next) | |
281 | { | |
282 | next = node->next; | |
283 | ifc = getdata (node); | |
284 | p = ifc->address; | |
285 | ||
286 | if (p->family == AF_INET) | |
287 | connected_up_ipv4 (ifp, ifc); | |
288 | #ifdef HAVE_IPV6 | |
289 | else if (p->family == AF_INET6) | |
290 | connected_up_ipv6 (ifp, ifc); | |
291 | #endif /* HAVE_IPV6 */ | |
292 | } | |
293 | } | |
294 | ||
295 | /* Examine all static routes. */ | |
296 | rib_update (); | |
297 | } | |
298 | ||
299 | /* Interface goes down. We have to manage different behavior of based | |
300 | OS. */ | |
301 | void | |
302 | if_down (struct interface *ifp) | |
303 | { | |
304 | listnode node; | |
305 | listnode next; | |
306 | struct connected *ifc; | |
307 | struct prefix *p; | |
308 | ||
309 | /* Notify to the protocol daemons. */ | |
310 | zebra_interface_down_update (ifp); | |
311 | ||
312 | /* Delete connected routes from the kernel. */ | |
313 | if (ifp->connected) | |
314 | { | |
315 | for (node = listhead (ifp->connected); node; node = next) | |
316 | { | |
317 | next = node->next; | |
318 | ifc = getdata (node); | |
319 | p = ifc->address; | |
320 | ||
321 | if (p->family == AF_INET) | |
322 | connected_down_ipv4 (ifp, ifc); | |
323 | #ifdef HAVE_IPV6 | |
324 | else if (p->family == AF_INET6) | |
325 | connected_down_ipv6 (ifp, ifc); | |
326 | #endif /* HAVE_IPV6 */ | |
327 | } | |
328 | } | |
329 | ||
330 | /* Examine all static routes which direct to the interface. */ | |
331 | rib_update (); | |
332 | } | |
333 | ||
334 | void | |
335 | if_refresh (struct interface *ifp) | |
336 | { | |
337 | if (if_is_up (ifp)) | |
338 | { | |
339 | if_get_flags (ifp); | |
340 | if (! if_is_up (ifp)) | |
341 | if_down (ifp); | |
342 | } | |
343 | else | |
344 | { | |
345 | if_get_flags (ifp); | |
346 | if (if_is_up (ifp)) | |
347 | if_up (ifp); | |
348 | } | |
349 | } | |
350 | ||
351 | /* Printout flag information into vty */ | |
352 | void | |
353 | if_flag_dump_vty (struct vty *vty, unsigned long flag) | |
354 | { | |
355 | int separator = 0; | |
356 | ||
357 | #define IFF_OUT_VTY(X, Y) \ | |
358 | if ((X) && (flag & (X))) \ | |
359 | { \ | |
360 | if (separator) \ | |
361 | vty_out (vty, ","); \ | |
362 | else \ | |
363 | separator = 1; \ | |
364 | vty_out (vty, Y); \ | |
365 | } | |
366 | ||
367 | vty_out (vty, "<"); | |
368 | IFF_OUT_VTY (IFF_UP, "UP"); | |
369 | IFF_OUT_VTY (IFF_BROADCAST, "BROADCAST"); | |
370 | IFF_OUT_VTY (IFF_DEBUG, "DEBUG"); | |
371 | IFF_OUT_VTY (IFF_LOOPBACK, "LOOPBACK"); | |
372 | IFF_OUT_VTY (IFF_POINTOPOINT, "POINTOPOINT"); | |
373 | IFF_OUT_VTY (IFF_NOTRAILERS, "NOTRAILERS"); | |
374 | IFF_OUT_VTY (IFF_RUNNING, "RUNNING"); | |
375 | IFF_OUT_VTY (IFF_NOARP, "NOARP"); | |
376 | IFF_OUT_VTY (IFF_PROMISC, "PROMISC"); | |
377 | IFF_OUT_VTY (IFF_ALLMULTI, "ALLMULTI"); | |
378 | IFF_OUT_VTY (IFF_OACTIVE, "OACTIVE"); | |
379 | IFF_OUT_VTY (IFF_SIMPLEX, "SIMPLEX"); | |
380 | IFF_OUT_VTY (IFF_LINK0, "LINK0"); | |
381 | IFF_OUT_VTY (IFF_LINK1, "LINK1"); | |
382 | IFF_OUT_VTY (IFF_LINK2, "LINK2"); | |
383 | IFF_OUT_VTY (IFF_MULTICAST, "MULTICAST"); | |
384 | vty_out (vty, ">"); | |
385 | } | |
386 | ||
387 | /* Output prefix string to vty. */ | |
388 | int | |
389 | prefix_vty_out (struct vty *vty, struct prefix *p) | |
390 | { | |
391 | char str[INET6_ADDRSTRLEN]; | |
392 | ||
393 | inet_ntop (p->family, &p->u.prefix, str, sizeof (str)); | |
394 | vty_out (vty, "%s", str); | |
395 | return strlen (str); | |
396 | } | |
397 | ||
398 | /* Dump if address information to vty. */ | |
399 | void | |
400 | connected_dump_vty (struct vty *vty, struct connected *connected) | |
401 | { | |
402 | struct prefix *p; | |
403 | struct interface *ifp; | |
404 | ||
405 | /* Set interface pointer. */ | |
406 | ifp = connected->ifp; | |
407 | ||
408 | /* Print interface address. */ | |
409 | p = connected->address; | |
410 | vty_out (vty, " %s ", prefix_family_str (p)); | |
411 | prefix_vty_out (vty, p); | |
412 | vty_out (vty, "/%d", p->prefixlen); | |
413 | ||
414 | /* If there is destination address, print it. */ | |
415 | p = connected->destination; | |
416 | if (p) | |
417 | { | |
418 | if (p->family == AF_INET) | |
419 | if (ifp->flags & IFF_BROADCAST) | |
420 | { | |
421 | vty_out (vty, " broadcast "); | |
422 | prefix_vty_out (vty, p); | |
423 | } | |
424 | ||
425 | if (ifp->flags & IFF_POINTOPOINT) | |
426 | { | |
427 | vty_out (vty, " pointopoint "); | |
428 | prefix_vty_out (vty, p); | |
429 | } | |
430 | } | |
431 | ||
432 | if (CHECK_FLAG (connected->flags, ZEBRA_IFA_SECONDARY)) | |
433 | vty_out (vty, " secondary"); | |
434 | ||
435 | if (connected->label) | |
436 | vty_out (vty, " %s", connected->label); | |
437 | ||
438 | vty_out (vty, "%s", VTY_NEWLINE); | |
439 | } | |
440 | ||
441 | #ifdef RTADV | |
442 | /* Dump interface ND information to vty. */ | |
443 | void | |
444 | nd_dump_vty (struct vty *vty, struct interface *ifp) | |
445 | { | |
446 | struct zebra_if *zif; | |
447 | struct rtadvconf *rtadv; | |
448 | ||
449 | zif = (struct zebra_if *) ifp->info; | |
450 | rtadv = &zif->rtadv; | |
451 | ||
452 | if (rtadv->AdvSendAdvertisements) | |
453 | { | |
454 | vty_out (vty, " ND advertised reachable time is %d milliseconds%s", | |
455 | rtadv->AdvReachableTime, VTY_NEWLINE); | |
456 | vty_out (vty, " ND advertised retransmit interval is %d milliseconds%s", | |
457 | rtadv->AdvRetransTimer, VTY_NEWLINE); | |
458 | vty_out (vty, " ND router advertisements are sent every %d seconds%s", | |
459 | rtadv->MaxRtrAdvInterval, VTY_NEWLINE); | |
460 | vty_out (vty, " ND router advertisements live for %d seconds%s", | |
461 | rtadv->AdvDefaultLifetime, VTY_NEWLINE); | |
462 | if (rtadv->AdvManagedFlag) | |
463 | vty_out (vty, " Hosts use DHCP to obtain routable addresses.%s", | |
464 | VTY_NEWLINE); | |
465 | else | |
466 | vty_out (vty, " Hosts use stateless autoconfig for addresses.%s", | |
467 | VTY_NEWLINE); | |
468 | } | |
469 | } | |
470 | #endif /* RTADV */ | |
471 | ||
472 | /* Interface's information print out to vty interface. */ | |
473 | void | |
474 | if_dump_vty (struct vty *vty, struct interface *ifp) | |
475 | { | |
476 | #ifdef HAVE_SOCKADDR_DL | |
477 | struct sockaddr_dl *sdl; | |
478 | #endif /* HAVE_SOCKADDR_DL */ | |
479 | struct connected *connected; | |
480 | listnode node; | |
481 | ||
482 | vty_out (vty, "Interface %s%s", ifp->name, | |
483 | VTY_NEWLINE); | |
484 | if (ifp->desc) | |
485 | vty_out (vty, " Description: %s%s", ifp->desc, | |
486 | VTY_NEWLINE); | |
487 | if (ifp->ifindex <= 0) | |
488 | { | |
489 | vty_out(vty, " index %d pseudo interface%s", ifp->ifindex, VTY_NEWLINE); | |
490 | return; | |
491 | } | |
492 | else if (! CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) | |
493 | { | |
494 | vty_out(vty, " index %d inactive interface%s", | |
495 | ifp->ifindex, | |
496 | VTY_NEWLINE); | |
497 | return; | |
498 | } | |
499 | ||
500 | vty_out (vty, " index %d metric %d mtu %d ", | |
501 | ifp->ifindex, ifp->metric, ifp->mtu); | |
502 | if_flag_dump_vty (vty, ifp->flags); | |
503 | vty_out (vty, "%s", VTY_NEWLINE); | |
504 | ||
505 | /* Hardware address. */ | |
506 | #ifdef HAVE_SOCKADDR_DL | |
507 | sdl = &ifp->sdl; | |
508 | if (sdl != NULL && sdl->sdl_alen != 0) | |
509 | { | |
510 | int i; | |
511 | u_char *ptr; | |
512 | ||
513 | vty_out (vty, " HWaddr: "); | |
514 | for (i = 0, ptr = LLADDR (sdl); i < sdl->sdl_alen; i++, ptr++) | |
515 | vty_out (vty, "%s%02x", i == 0 ? "" : ":", *ptr); | |
516 | vty_out (vty, "%s", VTY_NEWLINE); | |
517 | } | |
518 | #else | |
519 | if (ifp->hw_addr_len != 0) | |
520 | { | |
521 | int i; | |
522 | ||
523 | vty_out (vty, " HWaddr: "); | |
524 | for (i = 0; i < ifp->hw_addr_len; i++) | |
525 | vty_out (vty, "%s%02x", i == 0 ? "" : ":", ifp->hw_addr[i]); | |
526 | vty_out (vty, "%s", VTY_NEWLINE); | |
527 | } | |
528 | #endif /* HAVE_SOCKADDR_DL */ | |
529 | ||
530 | /* Bandwidth in kbps */ | |
531 | if (ifp->bandwidth != 0) | |
532 | { | |
533 | vty_out(vty, " bandwidth %u kbps", ifp->bandwidth); | |
534 | vty_out(vty, "%s", VTY_NEWLINE); | |
535 | } | |
536 | ||
537 | for (node = listhead (ifp->connected); node; nextnode (node)) | |
538 | { | |
539 | connected = getdata (node); | |
540 | if (CHECK_FLAG (connected->conf, ZEBRA_IFC_REAL)) | |
541 | connected_dump_vty (vty, connected); | |
542 | } | |
543 | ||
544 | #ifdef RTADV | |
545 | nd_dump_vty (vty, ifp); | |
546 | #endif /* RTADV */ | |
547 | ||
548 | #ifdef HAVE_PROC_NET_DEV | |
549 | /* Statistics print out using proc file system. */ | |
550 | vty_out (vty, " input packets %lu, bytes %lu, dropped %lu," | |
551 | " multicast packets %lu%s", | |
552 | ifp->stats.rx_packets, ifp->stats.rx_bytes, | |
553 | ifp->stats.rx_dropped, ifp->stats.rx_multicast, VTY_NEWLINE); | |
554 | ||
555 | vty_out (vty, " input errors %lu, length %lu, overrun %lu," | |
556 | " CRC %lu, frame %lu, fifo %lu, missed %lu%s", | |
557 | ifp->stats.rx_errors, ifp->stats.rx_length_errors, | |
558 | ifp->stats.rx_over_errors, ifp->stats.rx_crc_errors, | |
559 | ifp->stats.rx_frame_errors, ifp->stats.rx_fifo_errors, | |
560 | ifp->stats.rx_missed_errors, VTY_NEWLINE); | |
561 | ||
562 | vty_out (vty, " output packets %lu, bytes %lu, dropped %lu%s", | |
563 | ifp->stats.tx_packets, ifp->stats.tx_bytes, | |
564 | ifp->stats.tx_dropped, VTY_NEWLINE); | |
565 | ||
566 | vty_out (vty, " output errors %lu, aborted %lu, carrier %lu," | |
567 | " fifo %lu, heartbeat %lu, window %lu%s", | |
568 | ifp->stats.tx_errors, ifp->stats.tx_aborted_errors, | |
569 | ifp->stats.tx_carrier_errors, ifp->stats.tx_fifo_errors, | |
570 | ifp->stats.tx_heartbeat_errors, ifp->stats.tx_window_errors, | |
571 | VTY_NEWLINE); | |
572 | ||
573 | vty_out (vty, " collisions %lu%s", ifp->stats.collisions, VTY_NEWLINE); | |
574 | #endif /* HAVE_PROC_NET_DEV */ | |
575 | ||
576 | #ifdef HAVE_NET_RT_IFLIST | |
577 | #if defined (__bsdi__) || defined (__NetBSD__) | |
578 | /* Statistics print out using sysctl (). */ | |
579 | vty_out (vty, " input packets %qu, bytes %qu, dropped %qu," | |
580 | " multicast packets %qu%s", | |
581 | ifp->stats.ifi_ipackets, ifp->stats.ifi_ibytes, | |
582 | ifp->stats.ifi_iqdrops, ifp->stats.ifi_imcasts, | |
583 | VTY_NEWLINE); | |
584 | ||
585 | vty_out (vty, " input errors %qu%s", | |
586 | ifp->stats.ifi_ierrors, VTY_NEWLINE); | |
587 | ||
588 | vty_out (vty, " output packets %qu, bytes %qu, multicast packets %qu%s", | |
589 | ifp->stats.ifi_opackets, ifp->stats.ifi_obytes, | |
590 | ifp->stats.ifi_omcasts, VTY_NEWLINE); | |
591 | ||
592 | vty_out (vty, " output errors %qu%s", | |
593 | ifp->stats.ifi_oerrors, VTY_NEWLINE); | |
594 | ||
595 | vty_out (vty, " collisions %qu%s", | |
596 | ifp->stats.ifi_collisions, VTY_NEWLINE); | |
597 | #else | |
598 | /* Statistics print out using sysctl (). */ | |
599 | vty_out (vty, " input packets %lu, bytes %lu, dropped %lu," | |
600 | " multicast packets %lu%s", | |
601 | ifp->stats.ifi_ipackets, ifp->stats.ifi_ibytes, | |
602 | ifp->stats.ifi_iqdrops, ifp->stats.ifi_imcasts, | |
603 | VTY_NEWLINE); | |
604 | ||
605 | vty_out (vty, " input errors %lu%s", | |
606 | ifp->stats.ifi_ierrors, VTY_NEWLINE); | |
607 | ||
608 | vty_out (vty, " output packets %lu, bytes %lu, multicast packets %lu%s", | |
609 | ifp->stats.ifi_opackets, ifp->stats.ifi_obytes, | |
610 | ifp->stats.ifi_omcasts, VTY_NEWLINE); | |
611 | ||
612 | vty_out (vty, " output errors %lu%s", | |
613 | ifp->stats.ifi_oerrors, VTY_NEWLINE); | |
614 | ||
615 | vty_out (vty, " collisions %lu%s", | |
616 | ifp->stats.ifi_collisions, VTY_NEWLINE); | |
617 | #endif /* __bsdi__ || __NetBSD__ */ | |
618 | #endif /* HAVE_NET_RT_IFLIST */ | |
619 | } | |
620 | ||
621 | /* Check supported address family. */ | |
622 | int | |
623 | if_supported_family (int family) | |
624 | { | |
625 | if (family == AF_INET) | |
626 | return 1; | |
627 | #ifdef HAVE_IPV6 | |
628 | if (family == AF_INET6) | |
629 | return 1; | |
630 | #endif /* HAVE_IPV6 */ | |
631 | return 0; | |
632 | } | |
633 | ||
634 | /* Wrapper hook point for zebra daemon so that ifindex can be set | |
635 | * DEFUN macro not used as extract.pl HAS to ignore this | |
636 | * See also interface_cmd in lib/if.c | |
637 | */ | |
638 | DEFUN_NOSH (zebra_interface, | |
639 | zebra_interface_cmd, | |
640 | "interface IFNAME", | |
641 | "Select an interface to configure\n" | |
642 | "Interface's name\n") | |
643 | { | |
644 | int ret; | |
645 | struct interface * ifp; | |
646 | ||
647 | /* Call lib interface() */ | |
648 | ret = interface_cmd.func (self, vty, argc, argv); | |
649 | ||
650 | ifp = vty->index; | |
651 | ||
652 | /* Set ifindex | |
653 | this only happens if interface is NOT in kernel */ | |
654 | if (ifp->ifindex == 0) | |
655 | { | |
656 | ifp->ifindex = if_new_intern_ifindex (); | |
657 | UNSET_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE); | |
658 | } | |
659 | ||
660 | return ret; | |
661 | } | |
662 | ||
663 | DEFUN (no_zebra_interface, | |
664 | no_zebra_interface_cmd, | |
665 | "no interface IFNAME", | |
666 | "Delete a pseudo interface's configuration\n" | |
667 | "Interface's name\n") | |
668 | { | |
669 | struct interface *ifp; | |
670 | ||
671 | ifp = if_lookup_by_name(argv[0]); | |
672 | ||
673 | if (ifp == NULL) | |
674 | { | |
675 | vty_out (vty, "Inteface %s does not exist%s", | |
676 | argv[0], | |
677 | VTY_NEWLINE); | |
678 | return CMD_WARNING; | |
679 | } | |
680 | ||
681 | if (CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) | |
682 | { | |
683 | vty_out(vty, "Only inactive interfaces can be deleted%s", VTY_NEWLINE); | |
684 | return CMD_WARNING; | |
685 | } | |
686 | ||
687 | /* Delete interface */ | |
688 | if_delete(ifp); | |
689 | ||
690 | return CMD_SUCCESS; | |
691 | } | |
692 | ||
693 | struct cmd_node interface_node = | |
694 | { | |
695 | INTERFACE_NODE, | |
696 | "%s(config-if)# ", | |
697 | 1 | |
698 | }; | |
699 | ||
700 | /* Show all or specified interface to vty. */ | |
701 | DEFUN (show_interface, show_interface_cmd, | |
702 | "show interface [IFNAME]", | |
703 | SHOW_STR | |
704 | "Interface status and configuration\n" | |
705 | "Inteface name\n") | |
706 | { | |
707 | listnode node; | |
708 | struct interface *ifp; | |
709 | ||
710 | #ifdef HAVE_PROC_NET_DEV | |
711 | /* If system has interface statistics via proc file system, update | |
712 | statistics. */ | |
713 | ifstat_update_proc (); | |
714 | #endif /* HAVE_PROC_NET_DEV */ | |
715 | #ifdef HAVE_NET_RT_IFLIST | |
716 | ifstat_update_sysctl (); | |
717 | #endif /* HAVE_NET_RT_IFLIST */ | |
718 | ||
719 | /* Specified interface print. */ | |
720 | if (argc != 0) | |
721 | { | |
722 | ifp = if_lookup_by_name (argv[0]); | |
723 | if (ifp == NULL) | |
724 | { | |
725 | vty_out (vty, "%% Can't find interface %s%s", argv[0], | |
726 | VTY_NEWLINE); | |
727 | return CMD_WARNING; | |
728 | } | |
729 | if_dump_vty (vty, ifp); | |
730 | return CMD_SUCCESS; | |
731 | } | |
732 | ||
733 | /* All interface print. */ | |
734 | for (node = listhead (iflist); node; nextnode (node)) | |
735 | if_dump_vty (vty, getdata (node)); | |
736 | ||
737 | return CMD_SUCCESS; | |
738 | } | |
739 | ||
740 | DEFUN (multicast, | |
741 | multicast_cmd, | |
742 | "multicast", | |
743 | "Set multicast flag to interface\n") | |
744 | { | |
745 | int ret; | |
746 | struct interface *ifp; | |
747 | struct zebra_if *if_data; | |
748 | ||
749 | ifp = (struct interface *) vty->index; | |
48b33aaf | 750 | if (CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) |
718e3744 | 751 | { |
48b33aaf | 752 | ret = if_set_flags (ifp, IFF_MULTICAST); |
753 | if (ret < 0) | |
754 | { | |
755 | vty_out (vty, "Can't set multicast flag%s", VTY_NEWLINE); | |
756 | return CMD_WARNING; | |
757 | } | |
758 | if_refresh (ifp); | |
718e3744 | 759 | } |
718e3744 | 760 | if_data = ifp->info; |
761 | if_data->multicast = IF_ZEBRA_MULTICAST_ON; | |
48b33aaf | 762 | |
718e3744 | 763 | return CMD_SUCCESS; |
764 | } | |
765 | ||
766 | DEFUN (no_multicast, | |
767 | no_multicast_cmd, | |
768 | "no multicast", | |
769 | NO_STR | |
770 | "Unset multicast flag to interface\n") | |
771 | { | |
772 | int ret; | |
773 | struct interface *ifp; | |
774 | struct zebra_if *if_data; | |
775 | ||
776 | ifp = (struct interface *) vty->index; | |
48b33aaf | 777 | if (CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) |
718e3744 | 778 | { |
48b33aaf | 779 | ret = if_unset_flags (ifp, IFF_MULTICAST); |
780 | if (ret < 0) | |
781 | { | |
782 | vty_out (vty, "Can't unset multicast flag%s", VTY_NEWLINE); | |
783 | return CMD_WARNING; | |
784 | } | |
785 | if_refresh (ifp); | |
718e3744 | 786 | } |
718e3744 | 787 | if_data = ifp->info; |
788 | if_data->multicast = IF_ZEBRA_MULTICAST_OFF; | |
789 | ||
790 | return CMD_SUCCESS; | |
791 | } | |
792 | ||
793 | DEFUN (shutdown_if, | |
794 | shutdown_if_cmd, | |
795 | "shutdown", | |
796 | "Shutdown the selected interface\n") | |
797 | { | |
798 | int ret; | |
799 | struct interface *ifp; | |
800 | struct zebra_if *if_data; | |
801 | ||
802 | ifp = (struct interface *) vty->index; | |
803 | ret = if_unset_flags (ifp, IFF_UP); | |
804 | if (ret < 0) | |
805 | { | |
806 | vty_out (vty, "Can't shutdown interface%s", VTY_NEWLINE); | |
807 | return CMD_WARNING; | |
808 | } | |
809 | if_refresh (ifp); | |
810 | if_data = ifp->info; | |
811 | if_data->shutdown = IF_ZEBRA_SHUTDOWN_ON; | |
812 | ||
813 | return CMD_SUCCESS; | |
814 | } | |
815 | ||
816 | DEFUN (no_shutdown_if, | |
817 | no_shutdown_if_cmd, | |
818 | "no shutdown", | |
819 | NO_STR | |
820 | "Shutdown the selected interface\n") | |
821 | { | |
822 | int ret; | |
823 | struct interface *ifp; | |
824 | struct zebra_if *if_data; | |
825 | ||
826 | ifp = (struct interface *) vty->index; | |
827 | ret = if_set_flags (ifp, IFF_UP | IFF_RUNNING); | |
828 | if (ret < 0) | |
829 | { | |
830 | vty_out (vty, "Can't up interface%s", VTY_NEWLINE); | |
831 | return CMD_WARNING; | |
832 | } | |
833 | if_refresh (ifp); | |
834 | if_data = ifp->info; | |
835 | if_data->shutdown = IF_ZEBRA_SHUTDOWN_OFF; | |
836 | ||
837 | return CMD_SUCCESS; | |
838 | } | |
839 | ||
840 | DEFUN (bandwidth_if, | |
841 | bandwidth_if_cmd, | |
842 | "bandwidth <1-10000000>", | |
843 | "Set bandwidth informational parameter\n" | |
844 | "Bandwidth in kilobits\n") | |
845 | { | |
846 | struct interface *ifp; | |
847 | unsigned int bandwidth; | |
848 | ||
849 | ifp = (struct interface *) vty->index; | |
850 | bandwidth = strtol(argv[0], NULL, 10); | |
851 | ||
852 | /* bandwidth range is <1-10000000> */ | |
853 | if (bandwidth < 1 || bandwidth > 10000000) | |
854 | { | |
855 | vty_out (vty, "Bandwidth is invalid%s", VTY_NEWLINE); | |
856 | return CMD_WARNING; | |
857 | } | |
858 | ||
859 | ifp->bandwidth = bandwidth; | |
860 | ||
861 | /* force protocols to recalculate routes due to cost change */ | |
862 | if (if_is_up (ifp)) | |
863 | zebra_interface_up_update (ifp); | |
864 | ||
865 | return CMD_SUCCESS; | |
866 | } | |
867 | ||
868 | DEFUN (no_bandwidth_if, | |
869 | no_bandwidth_if_cmd, | |
870 | "no bandwidth", | |
871 | NO_STR | |
872 | "Set bandwidth informational parameter\n") | |
873 | { | |
874 | struct interface *ifp; | |
875 | ||
876 | ifp = (struct interface *) vty->index; | |
877 | ||
878 | ifp->bandwidth = 0; | |
879 | ||
880 | /* force protocols to recalculate routes due to cost change */ | |
881 | if (if_is_up (ifp)) | |
882 | zebra_interface_up_update (ifp); | |
883 | ||
884 | return CMD_SUCCESS; | |
885 | } | |
886 | ||
887 | ALIAS (no_bandwidth_if, | |
888 | no_bandwidth_if_val_cmd, | |
889 | "no bandwidth <1-10000000>", | |
890 | NO_STR | |
891 | "Set bandwidth informational parameter\n" | |
892 | "Bandwidth in kilobits\n") | |
893 | \f | |
894 | int | |
895 | ip_address_install (struct vty *vty, struct interface *ifp, char *addr_str, | |
896 | char *peer_str, char *label, int secondary) | |
897 | { | |
898 | struct prefix_ipv4 cp; | |
899 | struct connected *ifc; | |
900 | struct prefix_ipv4 *p; | |
901 | struct in_addr mask; | |
902 | int ret; | |
903 | ||
904 | ret = str2prefix_ipv4 (addr_str, &cp); | |
905 | if (ret <= 0) | |
906 | { | |
907 | vty_out (vty, "%% Malformed address %s", VTY_NEWLINE); | |
908 | return CMD_WARNING; | |
909 | } | |
910 | ||
911 | ifc = connected_check_ipv4 (ifp, (struct prefix *) &cp); | |
912 | if (! ifc) | |
913 | { | |
914 | ifc = connected_new (); | |
915 | ifc->ifp = ifp; | |
916 | ||
917 | /* Address. */ | |
918 | p = prefix_ipv4_new (); | |
919 | *p = cp; | |
920 | ifc->address = (struct prefix *) p; | |
921 | ||
922 | /* Broadcast. */ | |
923 | if (p->prefixlen <= 30) | |
924 | { | |
925 | p = prefix_ipv4_new (); | |
926 | *p = cp; | |
927 | masklen2ip (p->prefixlen, &mask); | |
928 | p->prefix.s_addr |= ~mask.s_addr; | |
929 | ifc->destination = (struct prefix *) p; | |
930 | } | |
931 | ||
932 | /* Secondary. */ | |
933 | if (secondary) | |
934 | SET_FLAG (ifc->flags, ZEBRA_IFA_SECONDARY); | |
935 | ||
936 | /* Label. */ | |
937 | if (label) | |
938 | ifc->label = strdup (label); | |
939 | ||
940 | /* Add to linked list. */ | |
941 | listnode_add (ifp->connected, ifc); | |
942 | } | |
943 | ||
944 | /* This address is configured from zebra. */ | |
945 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED)) | |
946 | SET_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED); | |
947 | ||
948 | /* In case of this route need to install kernel. */ | |
949 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_REAL) | |
950 | && CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) | |
951 | { | |
952 | /* Some system need to up the interface to set IP address. */ | |
953 | if (! if_is_up (ifp)) | |
954 | { | |
955 | if_set_flags (ifp, IFF_UP | IFF_RUNNING); | |
956 | if_refresh (ifp); | |
957 | } | |
958 | ||
959 | ret = if_set_prefix (ifp, ifc); | |
960 | if (ret < 0) | |
961 | { | |
962 | vty_out (vty, "%% Can't set interface IP address: %s.%s", | |
963 | strerror(errno), VTY_NEWLINE); | |
964 | return CMD_WARNING; | |
965 | } | |
966 | ||
967 | /* IP address propery set. */ | |
968 | SET_FLAG (ifc->conf, ZEBRA_IFC_REAL); | |
969 | ||
970 | /* Update interface address information to protocol daemon. */ | |
971 | zebra_interface_address_add_update (ifp, ifc); | |
972 | ||
973 | /* If interface is up register connected route. */ | |
974 | if (if_is_up(ifp)) | |
975 | connected_up_ipv4 (ifp, ifc); | |
976 | } | |
977 | ||
978 | return CMD_SUCCESS; | |
979 | } | |
980 | ||
981 | int | |
982 | ip_address_uninstall (struct vty *vty, struct interface *ifp, char *addr_str, | |
983 | char *peer_str, char *label, int secondry) | |
984 | { | |
985 | struct prefix_ipv4 cp; | |
986 | struct connected *ifc; | |
987 | int ret; | |
988 | ||
989 | /* Convert to prefix structure. */ | |
990 | ret = str2prefix_ipv4 (addr_str, &cp); | |
991 | if (ret <= 0) | |
992 | { | |
993 | vty_out (vty, "%% Malformed address %s", VTY_NEWLINE); | |
994 | return CMD_WARNING; | |
995 | } | |
996 | ||
997 | /* Check current interface address. */ | |
998 | ifc = connected_check_ipv4 (ifp, (struct prefix *) &cp); | |
999 | if (! ifc) | |
1000 | { | |
1001 | vty_out (vty, "%% Can't find address%s", VTY_NEWLINE); | |
1002 | return CMD_WARNING; | |
1003 | } | |
1004 | ||
1005 | /* This is not configured address. */ | |
1006 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED)) | |
1007 | return CMD_WARNING; | |
1008 | ||
1009 | /* This is not real address or interface is not active. */ | |
1010 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_REAL) | |
1011 | || ! CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) | |
1012 | { | |
1013 | listnode_delete (ifp->connected, ifc); | |
1014 | connected_free (ifc); | |
1015 | return CMD_WARNING; | |
1016 | } | |
1017 | ||
1018 | /* This is real route. */ | |
1019 | ret = if_unset_prefix (ifp, ifc); | |
1020 | if (ret < 0) | |
1021 | { | |
1022 | vty_out (vty, "%% Can't unset interface IP address: %s.%s", | |
1023 | strerror(errno), VTY_NEWLINE); | |
1024 | return CMD_WARNING; | |
1025 | } | |
1026 | ||
1027 | /* Redistribute this information. */ | |
1028 | zebra_interface_address_delete_update (ifp, ifc); | |
1029 | ||
1030 | /* Remove connected route. */ | |
1031 | connected_down_ipv4 (ifp, ifc); | |
1032 | ||
1033 | /* Free address information. */ | |
1034 | listnode_delete (ifp->connected, ifc); | |
1035 | connected_free (ifc); | |
1036 | ||
1037 | return CMD_SUCCESS; | |
1038 | } | |
1039 | ||
1040 | DEFUN (ip_address, | |
1041 | ip_address_cmd, | |
1042 | "ip address A.B.C.D/M", | |
1043 | "Interface Internet Protocol config commands\n" | |
1044 | "Set the IP address of an interface\n" | |
1045 | "IP address (e.g. 10.0.0.1/8)\n") | |
1046 | { | |
1047 | return ip_address_install (vty, vty->index, argv[0], NULL, NULL, 0); | |
1048 | } | |
1049 | ||
1050 | DEFUN (no_ip_address, | |
1051 | no_ip_address_cmd, | |
1052 | "no ip address A.B.C.D/M", | |
1053 | NO_STR | |
1054 | "Interface Internet Protocol config commands\n" | |
1055 | "Set the IP address of an interface\n" | |
1056 | "IP Address (e.g. 10.0.0.1/8)") | |
1057 | { | |
1058 | return ip_address_uninstall (vty, vty->index, argv[0], NULL, NULL, 0); | |
1059 | } | |
1060 | ||
1061 | #ifdef HAVE_NETLINK | |
1062 | DEFUN (ip_address_secondary, | |
1063 | ip_address_secondary_cmd, | |
1064 | "ip address A.B.C.D/M secondary", | |
1065 | "Interface Internet Protocol config commands\n" | |
1066 | "Set the IP address of an interface\n" | |
1067 | "IP address (e.g. 10.0.0.1/8)\n" | |
1068 | "Secondary IP address\n") | |
1069 | { | |
1070 | return ip_address_install (vty, vty->index, argv[0], NULL, NULL, 1); | |
1071 | } | |
1072 | ||
1073 | DEFUN (ip_address_label, | |
1074 | ip_address_label_cmd, | |
1075 | "ip address A.B.C.D/M label LINE", | |
1076 | "Interface Internet Protocol config commands\n" | |
1077 | "Set the IP address of an interface\n" | |
1078 | "IP address (e.g. 10.0.0.1/8)\n" | |
1079 | "Label of this address\n" | |
1080 | "Label\n") | |
1081 | { | |
1082 | return ip_address_install (vty, vty->index, argv[0], NULL, argv[1], 1); | |
1083 | } | |
1084 | ||
1085 | DEFUN (no_ip_address_secondary, | |
1086 | no_ip_address_secondary_cmd, | |
1087 | "no ip address A.B.C.D/M secondary", | |
1088 | NO_STR | |
1089 | "Interface Internet Protocol config commands\n" | |
1090 | "Set the IP address of an interface\n" | |
1091 | "IP address (e.g. 10.0.0.1/8)\n" | |
1092 | "Secondary IP address\n") | |
1093 | { | |
1094 | return ip_address_uninstall (vty, vty->index, argv[0], NULL, NULL, 1); | |
1095 | } | |
1096 | ||
1097 | DEFUN (no_ip_address_label, | |
1098 | no_ip_address_label_cmd, | |
1099 | "no ip address A.B.C.D/M label LINE", | |
1100 | NO_STR | |
1101 | "Interface Internet Protocol config commands\n" | |
1102 | "Set the IP address of an interface\n" | |
1103 | "IP address (e.g. 10.0.0.1/8)\n" | |
1104 | "Label of this address\n" | |
1105 | "Label\n") | |
1106 | { | |
1107 | return ip_address_uninstall (vty, vty->index, argv[0], NULL, argv[1], 1); | |
1108 | } | |
1109 | #endif /* HAVE_NETLINK */ | |
1110 | ||
1111 | #ifdef HAVE_IPV6 | |
1112 | int | |
1113 | ipv6_address_install (struct vty *vty, struct interface *ifp, char *addr_str, | |
1114 | char *peer_str, char *label, int secondary) | |
1115 | { | |
1116 | struct prefix_ipv6 cp; | |
1117 | struct connected *ifc; | |
1118 | struct prefix_ipv6 *p; | |
1119 | int ret; | |
1120 | ||
1121 | ret = str2prefix_ipv6 (addr_str, &cp); | |
1122 | if (ret <= 0) | |
1123 | { | |
1124 | vty_out (vty, "%% Malformed address %s", VTY_NEWLINE); | |
1125 | return CMD_WARNING; | |
1126 | } | |
1127 | ||
1128 | ifc = connected_check_ipv6 (ifp, (struct prefix *) &cp); | |
1129 | if (! ifc) | |
1130 | { | |
1131 | ifc = connected_new (); | |
1132 | ifc->ifp = ifp; | |
1133 | ||
1134 | /* Address. */ | |
1135 | p = prefix_ipv6_new (); | |
1136 | *p = cp; | |
1137 | ifc->address = (struct prefix *) p; | |
1138 | ||
1139 | /* Secondary. */ | |
1140 | if (secondary) | |
1141 | SET_FLAG (ifc->flags, ZEBRA_IFA_SECONDARY); | |
1142 | ||
1143 | /* Label. */ | |
1144 | if (label) | |
1145 | ifc->label = strdup (label); | |
1146 | ||
1147 | /* Add to linked list. */ | |
1148 | listnode_add (ifp->connected, ifc); | |
1149 | } | |
1150 | ||
1151 | /* This address is configured from zebra. */ | |
1152 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED)) | |
1153 | SET_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED); | |
1154 | ||
1155 | /* In case of this route need to install kernel. */ | |
1156 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_REAL) | |
1157 | && CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) | |
1158 | { | |
1159 | /* Some system need to up the interface to set IP address. */ | |
1160 | if (! if_is_up (ifp)) | |
1161 | { | |
1162 | if_set_flags (ifp, IFF_UP | IFF_RUNNING); | |
1163 | if_refresh (ifp); | |
1164 | } | |
1165 | ||
1166 | ret = if_prefix_add_ipv6 (ifp, ifc); | |
1167 | ||
1168 | if (ret < 0) | |
1169 | { | |
1170 | vty_out (vty, "%% Can't set interface IP address: %s.%s", | |
1171 | strerror(errno), VTY_NEWLINE); | |
1172 | return CMD_WARNING; | |
1173 | } | |
1174 | ||
1175 | /* IP address propery set. */ | |
1176 | SET_FLAG (ifc->conf, ZEBRA_IFC_REAL); | |
1177 | ||
1178 | /* Update interface address information to protocol daemon. */ | |
1179 | zebra_interface_address_add_update (ifp, ifc); | |
1180 | ||
1181 | /* If interface is up register connected route. */ | |
1182 | if (if_is_up(ifp)) | |
1183 | connected_up_ipv6 (ifp, ifc); | |
1184 | } | |
1185 | ||
1186 | return CMD_SUCCESS; | |
1187 | } | |
1188 | ||
1189 | int | |
1190 | ipv6_address_uninstall (struct vty *vty, struct interface *ifp, char *addr_str, | |
1191 | char *peer_str, char *label, int secondry) | |
1192 | { | |
1193 | struct prefix_ipv6 cp; | |
1194 | struct connected *ifc; | |
1195 | int ret; | |
1196 | ||
1197 | /* Convert to prefix structure. */ | |
1198 | ret = str2prefix_ipv6 (addr_str, &cp); | |
1199 | if (ret <= 0) | |
1200 | { | |
1201 | vty_out (vty, "%% Malformed address %s", VTY_NEWLINE); | |
1202 | return CMD_WARNING; | |
1203 | } | |
1204 | ||
1205 | /* Check current interface address. */ | |
1206 | ifc = connected_check_ipv6 (ifp, (struct prefix *) &cp); | |
1207 | if (! ifc) | |
1208 | { | |
1209 | vty_out (vty, "%% Can't find address%s", VTY_NEWLINE); | |
1210 | return CMD_WARNING; | |
1211 | } | |
1212 | ||
1213 | /* This is not configured address. */ | |
1214 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED)) | |
1215 | return CMD_WARNING; | |
1216 | ||
1217 | /* This is not real address or interface is not active. */ | |
1218 | if (! CHECK_FLAG (ifc->conf, ZEBRA_IFC_REAL) | |
1219 | || ! CHECK_FLAG (ifp->status, ZEBRA_INTERFACE_ACTIVE)) | |
1220 | { | |
1221 | listnode_delete (ifp->connected, ifc); | |
1222 | connected_free (ifc); | |
1223 | return CMD_WARNING; | |
1224 | } | |
1225 | ||
1226 | /* This is real route. */ | |
1227 | ret = if_prefix_delete_ipv6 (ifp, ifc); | |
1228 | if (ret < 0) | |
1229 | { | |
1230 | vty_out (vty, "%% Can't unset interface IP address: %s.%s", | |
1231 | strerror(errno), VTY_NEWLINE); | |
1232 | return CMD_WARNING; | |
1233 | } | |
1234 | ||
1235 | /* Redistribute this information. */ | |
1236 | zebra_interface_address_delete_update (ifp, ifc); | |
1237 | ||
1238 | /* Remove connected route. */ | |
1239 | connected_down_ipv6 (ifp, ifc); | |
1240 | ||
1241 | /* Free address information. */ | |
1242 | listnode_delete (ifp->connected, ifc); | |
1243 | connected_free (ifc); | |
1244 | ||
1245 | return CMD_SUCCESS; | |
1246 | } | |
1247 | ||
1248 | DEFUN (ipv6_address, | |
1249 | ipv6_address_cmd, | |
1250 | "ipv6 address X:X::X:X/M", | |
1251 | "Interface Internet Protocol config commands\n" | |
1252 | "Set the IP address of an interface\n" | |
1253 | "IPv6 address (e.g. 3ffe:506::1/48)\n") | |
1254 | { | |
1255 | return ipv6_address_install (vty, vty->index, argv[0], NULL, NULL, 0); | |
1256 | } | |
1257 | ||
1258 | DEFUN (no_ipv6_address, | |
1259 | no_ipv6_address_cmd, | |
1260 | "no ipv6 address X:X::X:X/M", | |
1261 | NO_STR | |
1262 | "Interface Internet Protocol config commands\n" | |
1263 | "Set the IP address of an interface\n" | |
1264 | "IPv6 address (e.g. 3ffe:506::1/48)\n") | |
1265 | { | |
1266 | return ipv6_address_uninstall (vty, vty->index, argv[0], NULL, NULL, 0); | |
1267 | } | |
1268 | #endif /* HAVE_IPV6 */ | |
1269 | ||
1270 | #ifdef KAME | |
1271 | DEFUN (ip_tunnel, | |
1272 | ip_tunnel_cmd, | |
1273 | "ip tunnel IP_address IP_address", | |
1274 | "KAME ip tunneling configuration commands\n" | |
1275 | "Set FROM IP address and TO IP address\n") | |
1276 | { | |
1277 | return CMD_SUCCESS; | |
1278 | } | |
1279 | ||
1280 | DEFUN (no_ip_tunnel, no_ip_tunnel_cmd, | |
1281 | "no ip tunnel", | |
1282 | NO_STR | |
1283 | "Set FROM IP address and TO IP address\n") | |
1284 | { | |
1285 | return CMD_SUCCESS; | |
1286 | } | |
1287 | #endif /* KAME */ | |
1288 | ||
1289 | int | |
1290 | if_config_write (struct vty *vty) | |
1291 | { | |
1292 | listnode node; | |
1293 | struct interface *ifp; | |
1294 | char buf[BUFSIZ]; | |
1295 | ||
1296 | for (node = listhead (iflist); node; nextnode (node)) | |
1297 | { | |
1298 | struct zebra_if *if_data; | |
1299 | listnode addrnode; | |
1300 | struct connected *ifc; | |
1301 | struct prefix *p; | |
1302 | ||
1303 | ifp = getdata (node); | |
1304 | if_data = ifp->info; | |
1305 | ||
1306 | vty_out (vty, "interface %s%s", ifp->name, | |
1307 | VTY_NEWLINE); | |
1308 | ||
1309 | if (ifp->desc) | |
1310 | vty_out (vty, " description %s%s", ifp->desc, | |
1311 | VTY_NEWLINE); | |
1312 | ||
1313 | /* Assign bandwidth here to avoid unnecessary interface flap | |
1314 | while processing config script */ | |
1315 | if (ifp->bandwidth != 0) | |
1316 | vty_out(vty, " bandwidth %u%s", ifp->bandwidth, VTY_NEWLINE); | |
1317 | ||
1318 | for (addrnode = listhead (ifp->connected); addrnode; nextnode (addrnode)) | |
1319 | { | |
1320 | ifc = getdata (addrnode); | |
1321 | if (CHECK_FLAG (ifc->conf, ZEBRA_IFC_CONFIGURED)) | |
1322 | { | |
1323 | p = ifc->address; | |
1324 | vty_out (vty, " ip%s address %s/%d", | |
1325 | p->family == AF_INET ? "" : "v6", | |
1326 | inet_ntop (p->family, &p->u.prefix, buf, BUFSIZ), | |
1327 | p->prefixlen); | |
1328 | ||
1329 | if (CHECK_FLAG (ifc->flags, ZEBRA_IFA_SECONDARY)) | |
1330 | vty_out (vty, " secondary"); | |
1331 | ||
1332 | if (ifc->label) | |
1333 | vty_out (vty, " label %s", ifc->label); | |
1334 | ||
1335 | vty_out (vty, "%s", VTY_NEWLINE); | |
1336 | } | |
1337 | } | |
1338 | ||
1339 | if (if_data) | |
1340 | { | |
1341 | if (if_data->shutdown == IF_ZEBRA_SHUTDOWN_ON) | |
1342 | vty_out (vty, " shutdown%s", VTY_NEWLINE); | |
1343 | ||
1344 | if (if_data->multicast != IF_ZEBRA_MULTICAST_UNSPEC) | |
1345 | vty_out (vty, " %smulticast%s", | |
1346 | if_data->multicast == IF_ZEBRA_MULTICAST_ON ? "" : "no ", | |
1347 | VTY_NEWLINE); | |
1348 | } | |
1349 | ||
1350 | #ifdef RTADV | |
1351 | rtadv_config_write (vty, ifp); | |
1352 | #endif /* RTADV */ | |
1353 | ||
1354 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1355 | } | |
1356 | return 0; | |
1357 | } | |
1358 | ||
1359 | /* Allocate and initialize interface vector. */ | |
1360 | void | |
1361 | zebra_if_init () | |
1362 | { | |
1363 | /* Initialize interface and new hook. */ | |
1364 | if_init (); | |
1365 | if_add_hook (IF_NEW_HOOK, if_zebra_new_hook); | |
1366 | if_add_hook (IF_DELETE_HOOK, if_zebra_delete_hook); | |
1367 | ||
1368 | /* Install configuration write function. */ | |
1369 | install_node (&interface_node, if_config_write); | |
1370 | ||
1371 | install_element (VIEW_NODE, &show_interface_cmd); | |
1372 | install_element (ENABLE_NODE, &show_interface_cmd); | |
1373 | install_element (CONFIG_NODE, &zebra_interface_cmd); | |
1374 | install_element (CONFIG_NODE, &no_zebra_interface_cmd); | |
1375 | install_default (INTERFACE_NODE); | |
1376 | install_element (INTERFACE_NODE, &interface_desc_cmd); | |
1377 | install_element (INTERFACE_NODE, &no_interface_desc_cmd); | |
1378 | install_element (INTERFACE_NODE, &multicast_cmd); | |
1379 | install_element (INTERFACE_NODE, &no_multicast_cmd); | |
1380 | install_element (INTERFACE_NODE, &shutdown_if_cmd); | |
1381 | install_element (INTERFACE_NODE, &no_shutdown_if_cmd); | |
1382 | install_element (INTERFACE_NODE, &bandwidth_if_cmd); | |
1383 | install_element (INTERFACE_NODE, &no_bandwidth_if_cmd); | |
1384 | install_element (INTERFACE_NODE, &no_bandwidth_if_val_cmd); | |
1385 | install_element (INTERFACE_NODE, &ip_address_cmd); | |
1386 | install_element (INTERFACE_NODE, &no_ip_address_cmd); | |
1387 | #ifdef HAVE_IPV6 | |
1388 | install_element (INTERFACE_NODE, &ipv6_address_cmd); | |
1389 | install_element (INTERFACE_NODE, &no_ipv6_address_cmd); | |
1390 | #endif /* HAVE_IPV6 */ | |
1391 | #ifdef KAME | |
1392 | install_element (INTERFACE_NODE, &ip_tunnel_cmd); | |
1393 | install_element (INTERFACE_NODE, &no_ip_tunnel_cmd); | |
1394 | #endif /* KAME */ | |
1395 | #ifdef HAVE_NETLINK | |
1396 | install_element (INTERFACE_NODE, &ip_address_secondary_cmd); | |
1397 | install_element (INTERFACE_NODE, &ip_address_label_cmd); | |
1398 | install_element (INTERFACE_NODE, &no_ip_address_secondary_cmd); | |
1399 | install_element (INTERFACE_NODE, &no_ip_address_label_cmd); | |
1400 | #endif /* HAVE_NETLINK */ | |
1401 | } |