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Commit | Line | Data |
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718e3744 | 1 | /* BGP nexthop scan |
2 | Copyright (C) 2000 Kunihiro Ishiguro | |
3 | ||
4 | This file is part of GNU Zebra. | |
5 | ||
6 | GNU Zebra is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by the | |
8 | Free Software Foundation; either version 2, or (at your option) any | |
9 | later version. | |
10 | ||
11 | GNU Zebra is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Zebra; see the file COPYING. If not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
19 | 02111-1307, USA. */ | |
20 | ||
21 | #include <zebra.h> | |
22 | ||
23 | #include "command.h" | |
24 | #include "thread.h" | |
25 | #include "prefix.h" | |
26 | #include "zclient.h" | |
27 | #include "stream.h" | |
28 | #include "network.h" | |
29 | #include "log.h" | |
30 | #include "memory.h" | |
10f9bf3f JBD |
31 | #include "hash.h" |
32 | #include "jhash.h" | |
fb018d25 | 33 | #include "nexthop.h" |
3f9c7369 | 34 | #include "queue.h" |
718e3744 | 35 | |
36 | #include "bgpd/bgpd.h" | |
37 | #include "bgpd/bgp_table.h" | |
38 | #include "bgpd/bgp_route.h" | |
39 | #include "bgpd/bgp_attr.h" | |
40 | #include "bgpd/bgp_nexthop.h" | |
fb018d25 | 41 | #include "bgpd/bgp_nht.h" |
718e3744 | 42 | #include "bgpd/bgp_debug.h" |
43 | #include "bgpd/bgp_damp.h" | |
8ffedcea | 44 | #include "bgpd/bgp_fsm.h" |
718e3744 | 45 | #include "zebra/rib.h" |
46 | #include "zebra/zserv.h" /* For ZEBRA_SERV_PATH. */ | |
47 | ||
fb018d25 | 48 | |
718e3744 | 49 | |
fb018d25 DS |
50 | char * |
51 | bnc_str (struct bgp_nexthop_cache *bnc, char *buf, int size) | |
52 | { | |
53 | prefix2str(&(bnc->node->p), buf, size); | |
54 | return buf; | |
55 | } | |
56 | ||
fb018d25 | 57 | void |
718e3744 | 58 | bnc_nexthop_free (struct bgp_nexthop_cache *bnc) |
59 | { | |
60 | struct nexthop *nexthop; | |
61 | struct nexthop *next = NULL; | |
62 | ||
63 | for (nexthop = bnc->nexthop; nexthop; nexthop = next) | |
64 | { | |
65 | next = nexthop->next; | |
66 | XFREE (MTYPE_NEXTHOP, nexthop); | |
67 | } | |
68 | } | |
69 | ||
fb018d25 | 70 | struct bgp_nexthop_cache * |
ffd0c037 | 71 | bnc_new (void) |
718e3744 | 72 | { |
fb018d25 DS |
73 | struct bgp_nexthop_cache *bnc; |
74 | ||
75 | bnc = XCALLOC (MTYPE_BGP_NEXTHOP_CACHE, sizeof (struct bgp_nexthop_cache)); | |
76 | LIST_INIT(&(bnc->paths)); | |
77 | return bnc; | |
718e3744 | 78 | } |
79 | ||
fb018d25 | 80 | void |
718e3744 | 81 | bnc_free (struct bgp_nexthop_cache *bnc) |
82 | { | |
83 | bnc_nexthop_free (bnc); | |
84 | XFREE (MTYPE_BGP_NEXTHOP_CACHE, bnc); | |
85 | } | |
6b0655a2 | 86 | |
718e3744 | 87 | /* Reset and free all BGP nexthop cache. */ |
94f2b392 | 88 | static void |
718e3744 | 89 | bgp_nexthop_cache_reset (struct bgp_table *table) |
90 | { | |
91 | struct bgp_node *rn; | |
92 | struct bgp_nexthop_cache *bnc; | |
93 | ||
94 | for (rn = bgp_table_top (table); rn; rn = bgp_route_next (rn)) | |
95 | if ((bnc = rn->info) != NULL) | |
96 | { | |
97 | bnc_free (bnc); | |
98 | rn->info = NULL; | |
99 | bgp_unlock_node (rn); | |
100 | } | |
101 | } | |
102 | ||
10f9bf3f JBD |
103 | /* BGP own address structure */ |
104 | struct bgp_addr | |
105 | { | |
106 | struct in_addr addr; | |
107 | int refcnt; | |
108 | }; | |
109 | ||
10f9bf3f JBD |
110 | static void * |
111 | bgp_address_hash_alloc (void *p) | |
112 | { | |
ffd0c037 | 113 | const struct in_addr *val = (const struct in_addr *)p; |
10f9bf3f JBD |
114 | struct bgp_addr *addr; |
115 | ||
116 | addr = XMALLOC (MTYPE_BGP_ADDR, sizeof (struct bgp_addr)); | |
117 | addr->refcnt = 0; | |
118 | addr->addr.s_addr = val->s_addr; | |
119 | ||
120 | return addr; | |
121 | } | |
122 | ||
123 | static unsigned int | |
124 | bgp_address_hash_key_make (void *p) | |
125 | { | |
126 | const struct bgp_addr *addr = p; | |
127 | ||
128 | return jhash_1word(addr->addr.s_addr, 0); | |
129 | } | |
130 | ||
131 | static int | |
132 | bgp_address_hash_cmp (const void *p1, const void *p2) | |
133 | { | |
134 | const struct bgp_addr *addr1 = p1; | |
135 | const struct bgp_addr *addr2 = p2; | |
136 | ||
137 | return addr1->addr.s_addr == addr2->addr.s_addr; | |
138 | } | |
139 | ||
140 | void | |
6aeb9e78 | 141 | bgp_address_init (struct bgp *bgp) |
10f9bf3f | 142 | { |
6aeb9e78 | 143 | bgp->address_hash = hash_create (bgp_address_hash_key_make, |
10f9bf3f JBD |
144 | bgp_address_hash_cmp); |
145 | } | |
146 | ||
147 | static void | |
6aeb9e78 | 148 | bgp_address_add (struct bgp *bgp, struct prefix *p) |
10f9bf3f JBD |
149 | { |
150 | struct bgp_addr tmp; | |
151 | struct bgp_addr *addr; | |
152 | ||
153 | tmp.addr = p->u.prefix4; | |
154 | ||
6aeb9e78 | 155 | addr = hash_get (bgp->address_hash, &tmp, bgp_address_hash_alloc); |
5ce10e92 DS |
156 | if (!addr) |
157 | return; | |
158 | ||
10f9bf3f JBD |
159 | addr->refcnt++; |
160 | } | |
161 | ||
162 | static void | |
6aeb9e78 | 163 | bgp_address_del (struct bgp *bgp, struct prefix *p) |
10f9bf3f JBD |
164 | { |
165 | struct bgp_addr tmp; | |
166 | struct bgp_addr *addr; | |
167 | ||
168 | tmp.addr = p->u.prefix4; | |
169 | ||
6aeb9e78 | 170 | addr = hash_lookup (bgp->address_hash, &tmp); |
9e47abd8 RG |
171 | /* may have been deleted earlier by bgp_interface_down() */ |
172 | if (addr == NULL) | |
173 | return; | |
174 | ||
10f9bf3f JBD |
175 | addr->refcnt--; |
176 | ||
177 | if (addr->refcnt == 0) | |
178 | { | |
6aeb9e78 | 179 | hash_release (bgp->address_hash, addr); |
10f9bf3f JBD |
180 | XFREE (MTYPE_BGP_ADDR, addr); |
181 | } | |
182 | } | |
183 | ||
6b0655a2 | 184 | |
5932020b | 185 | struct bgp_connected_ref |
718e3744 | 186 | { |
187 | unsigned int refcnt; | |
188 | }; | |
189 | ||
190 | void | |
6aeb9e78 | 191 | bgp_connected_add (struct bgp *bgp, struct connected *ifc) |
718e3744 | 192 | { |
193 | struct prefix p; | |
194 | struct prefix *addr; | |
718e3744 | 195 | struct bgp_node *rn; |
5932020b | 196 | struct bgp_connected_ref *bc; |
6aeb9e78 | 197 | struct listnode *node, *nnode; |
8ffedcea | 198 | struct peer *peer; |
718e3744 | 199 | |
718e3744 | 200 | addr = ifc->address; |
718e3744 | 201 | |
4608cb43 | 202 | p = *(CONNECTED_PREFIX(ifc)); |
718e3744 | 203 | if (addr->family == AF_INET) |
204 | { | |
718e3744 | 205 | apply_mask_ipv4 ((struct prefix_ipv4 *) &p); |
206 | ||
207 | if (prefix_ipv4_any ((struct prefix_ipv4 *) &p)) | |
208 | return; | |
209 | ||
6aeb9e78 | 210 | bgp_address_add (bgp, addr); |
10f9bf3f | 211 | |
6aeb9e78 | 212 | rn = bgp_node_get (bgp->connected_table[AFI_IP], (struct prefix *) &p); |
718e3744 | 213 | if (rn->info) |
214 | { | |
215 | bc = rn->info; | |
216 | bc->refcnt++; | |
217 | } | |
218 | else | |
219 | { | |
6c88b44d | 220 | bc = XCALLOC (MTYPE_BGP_CONN, sizeof (struct bgp_connected_ref)); |
718e3744 | 221 | bc->refcnt = 1; |
222 | rn->info = bc; | |
223 | } | |
8ffedcea | 224 | |
6aeb9e78 DS |
225 | for (ALL_LIST_ELEMENTS (bgp->peer, node, nnode, peer)) |
226 | { | |
227 | if (peer->conf_if && (strcmp (peer->conf_if, ifc->ifp->name) == 0) && | |
228 | !CHECK_FLAG(peer->flags, PEER_FLAG_IFPEER_V6ONLY)) | |
229 | { | |
230 | if (peer_active(peer)) | |
231 | BGP_EVENT_ADD (peer, BGP_Stop); | |
232 | BGP_EVENT_ADD (peer, BGP_Start); | |
233 | } | |
234 | } | |
718e3744 | 235 | } |
236 | #ifdef HAVE_IPV6 | |
e4529636 | 237 | else if (addr->family == AF_INET6) |
718e3744 | 238 | { |
718e3744 | 239 | apply_mask_ipv6 ((struct prefix_ipv6 *) &p); |
240 | ||
241 | if (IN6_IS_ADDR_UNSPECIFIED (&p.u.prefix6)) | |
242 | return; | |
243 | ||
244 | if (IN6_IS_ADDR_LINKLOCAL (&p.u.prefix6)) | |
245 | return; | |
246 | ||
6aeb9e78 | 247 | rn = bgp_node_get (bgp->connected_table[AFI_IP6], (struct prefix *) &p); |
718e3744 | 248 | if (rn->info) |
249 | { | |
250 | bc = rn->info; | |
251 | bc->refcnt++; | |
252 | } | |
253 | else | |
254 | { | |
6c88b44d | 255 | bc = XCALLOC (MTYPE_BGP_CONN, sizeof (struct bgp_connected_ref)); |
718e3744 | 256 | bc->refcnt = 1; |
257 | rn->info = bc; | |
258 | } | |
259 | } | |
260 | #endif /* HAVE_IPV6 */ | |
261 | } | |
262 | ||
263 | void | |
6aeb9e78 | 264 | bgp_connected_delete (struct bgp *bgp, struct connected *ifc) |
718e3744 | 265 | { |
266 | struct prefix p; | |
267 | struct prefix *addr; | |
718e3744 | 268 | struct bgp_node *rn; |
5932020b | 269 | struct bgp_connected_ref *bc; |
718e3744 | 270 | |
718e3744 | 271 | addr = ifc->address; |
718e3744 | 272 | |
4608cb43 | 273 | p = *(CONNECTED_PREFIX(ifc)); |
718e3744 | 274 | if (addr->family == AF_INET) |
275 | { | |
718e3744 | 276 | apply_mask_ipv4 ((struct prefix_ipv4 *) &p); |
277 | ||
278 | if (prefix_ipv4_any ((struct prefix_ipv4 *) &p)) | |
279 | return; | |
280 | ||
6aeb9e78 | 281 | bgp_address_del (bgp, addr); |
10f9bf3f | 282 | |
6aeb9e78 | 283 | rn = bgp_node_lookup (bgp->connected_table[AFI_IP], &p); |
718e3744 | 284 | if (! rn) |
285 | return; | |
286 | ||
287 | bc = rn->info; | |
288 | bc->refcnt--; | |
289 | if (bc->refcnt == 0) | |
290 | { | |
6c88b44d | 291 | XFREE (MTYPE_BGP_CONN, bc); |
718e3744 | 292 | rn->info = NULL; |
293 | } | |
294 | bgp_unlock_node (rn); | |
295 | bgp_unlock_node (rn); | |
296 | } | |
297 | #ifdef HAVE_IPV6 | |
298 | else if (addr->family == AF_INET6) | |
299 | { | |
718e3744 | 300 | apply_mask_ipv6 ((struct prefix_ipv6 *) &p); |
301 | ||
302 | if (IN6_IS_ADDR_UNSPECIFIED (&p.u.prefix6)) | |
303 | return; | |
304 | ||
305 | if (IN6_IS_ADDR_LINKLOCAL (&p.u.prefix6)) | |
306 | return; | |
307 | ||
6aeb9e78 | 308 | rn = bgp_node_lookup (bgp->connected_table[AFI_IP6], (struct prefix *) &p); |
718e3744 | 309 | if (! rn) |
310 | return; | |
311 | ||
312 | bc = rn->info; | |
313 | bc->refcnt--; | |
314 | if (bc->refcnt == 0) | |
315 | { | |
6c88b44d | 316 | XFREE (MTYPE_BGP_CONN, bc); |
718e3744 | 317 | rn->info = NULL; |
318 | } | |
319 | bgp_unlock_node (rn); | |
320 | bgp_unlock_node (rn); | |
321 | } | |
322 | #endif /* HAVE_IPV6 */ | |
323 | } | |
324 | ||
325 | int | |
6aeb9e78 | 326 | bgp_nexthop_self (struct bgp *bgp, struct attr *attr) |
718e3744 | 327 | { |
10f9bf3f | 328 | struct bgp_addr tmp, *addr; |
718e3744 | 329 | |
10f9bf3f JBD |
330 | tmp.addr = attr->nexthop; |
331 | ||
6aeb9e78 | 332 | addr = hash_lookup (bgp->address_hash, &tmp); |
10f9bf3f JBD |
333 | if (addr) |
334 | return 1; | |
718e3744 | 335 | |
718e3744 | 336 | return 0; |
337 | } | |
6b0655a2 | 338 | |
718e3744 | 339 | int |
fc9a856f | 340 | bgp_multiaccess_check_v4 (struct in_addr nexthop, struct peer *peer) |
718e3744 | 341 | { |
342 | struct bgp_node *rn1; | |
343 | struct bgp_node *rn2; | |
fc9a856f | 344 | struct prefix p; |
718e3744 | 345 | int ret; |
346 | ||
fc9a856f DS |
347 | p.family = AF_INET; |
348 | p.prefixlen = IPV4_MAX_BITLEN; | |
349 | p.u.prefix4 = nexthop; | |
718e3744 | 350 | |
6aeb9e78 | 351 | rn1 = bgp_node_match (peer->bgp->connected_table[AFI_IP], &p); |
fc9a856f | 352 | if (!rn1) |
718e3744 | 353 | return 0; |
718e3744 | 354 | |
fc9a856f DS |
355 | p.family = AF_INET; |
356 | p.prefixlen = IPV4_MAX_BITLEN; | |
357 | p.u.prefix4 = peer->su.sin.sin_addr; | |
718e3744 | 358 | |
6aeb9e78 | 359 | rn2 = bgp_node_match (peer->bgp->connected_table[AFI_IP], &p); |
fc9a856f | 360 | if (!rn2) |
718e3744 | 361 | { |
fc9a856f DS |
362 | bgp_unlock_node(rn1); |
363 | return 0; | |
718e3744 | 364 | } |
365 | ||
fc9a856f | 366 | ret = (rn1 == rn2) ? 1 : 0; |
718e3744 | 367 | |
fc9a856f DS |
368 | bgp_unlock_node(rn1); |
369 | bgp_unlock_node(rn2); | |
718e3744 | 370 | |
fc9a856f | 371 | return (ret); |
718e3744 | 372 | } |
373 | ||
fb018d25 | 374 | static int |
6aeb9e78 | 375 | show_ip_bgp_nexthop_table (struct vty *vty, const char *name, int detail) |
fb018d25 DS |
376 | { |
377 | struct bgp_node *rn; | |
378 | struct bgp_nexthop_cache *bnc; | |
da11a696 | 379 | char buf[PREFIX2STR_BUFFER]; |
77217fd4 | 380 | struct nexthop *nexthop; |
fb018d25 | 381 | time_t tbuf; |
da11a696 | 382 | afi_t afi; |
6aeb9e78 DS |
383 | struct bgp *bgp; |
384 | ||
385 | if (name) | |
386 | bgp = bgp_lookup_by_name (name); | |
387 | else | |
388 | bgp = bgp_get_default (); | |
389 | if (!bgp) | |
390 | { | |
391 | vty_out (vty, "%% No such BGP instance exist%s", VTY_NEWLINE); | |
392 | return CMD_WARNING; | |
393 | } | |
fb018d25 DS |
394 | |
395 | vty_out (vty, "Current BGP nexthop cache:%s", VTY_NEWLINE); | |
da11a696 DS |
396 | for (afi = AFI_IP ; afi < AFI_MAX ; afi++) |
397 | { | |
6aeb9e78 | 398 | for (rn = bgp_table_top (bgp->nexthop_cache_table[afi]); rn; rn = bgp_route_next (rn)) |
fb018d25 | 399 | { |
da11a696 DS |
400 | if ((bnc = rn->info) != NULL) |
401 | { | |
402 | if (CHECK_FLAG(bnc->flags, BGP_NEXTHOP_VALID)) | |
77217fd4 | 403 | { |
da11a696 DS |
404 | vty_out (vty, " %s valid [IGP metric %d], #paths %d%s", |
405 | inet_ntop (rn->p.family, &rn->p.u.prefix, buf, sizeof (buf)), | |
406 | bnc->metric, bnc->path_count, VTY_NEWLINE); | |
407 | if (detail) | |
408 | for (nexthop = bnc->nexthop; nexthop; nexthop = nexthop->next) | |
409 | switch (nexthop->type) | |
410 | { | |
411 | case NEXTHOP_TYPE_IPV6: | |
412 | vty_out (vty, " gate %s%s", | |
413 | inet_ntop (AF_INET6, &nexthop->gate.ipv6, | |
414 | buf, sizeof (buf)), VTY_NEWLINE); | |
415 | break; | |
416 | case NEXTHOP_TYPE_IPV6_IFINDEX: | |
417 | vty_out(vty, " gate %s, if %s%s", | |
418 | inet_ntop(AF_INET6, &nexthop->gate.ipv6, buf, | |
419 | sizeof (buf)), | |
420 | ifindex2ifname(nexthop->ifindex), | |
421 | VTY_NEWLINE); | |
422 | break; | |
423 | case NEXTHOP_TYPE_IPV4: | |
424 | vty_out (vty, " gate %s%s", | |
425 | inet_ntop (AF_INET, &nexthop->gate.ipv4, buf, | |
426 | sizeof (buf)), VTY_NEWLINE); | |
427 | break; | |
428 | case NEXTHOP_TYPE_IFINDEX: | |
429 | vty_out (vty, " if %s%s", | |
430 | ifindex2ifname(nexthop->ifindex), VTY_NEWLINE); | |
431 | break; | |
432 | case NEXTHOP_TYPE_IPV4_IFINDEX: | |
433 | vty_out (vty, " gate %s, if %s%s", | |
434 | inet_ntop(AF_INET, &nexthop->gate.ipv4, buf, | |
435 | sizeof (buf)), | |
436 | ifindex2ifname(nexthop->ifindex), VTY_NEWLINE); | |
437 | break; | |
438 | default: | |
439 | vty_out (vty, " invalid nexthop type %u%s", | |
440 | nexthop->type, VTY_NEWLINE); | |
441 | } | |
442 | } | |
443 | else | |
444 | { | |
445 | vty_out (vty, " %s invalid%s", | |
446 | inet_ntop (rn->p.family, &rn->p.u.prefix, | |
447 | buf, sizeof (buf)), VTY_NEWLINE); | |
448 | if (CHECK_FLAG(bnc->flags, BGP_NEXTHOP_CONNECTED)) | |
449 | vty_out (vty, " Must be Connected%s", VTY_NEWLINE); | |
77217fd4 | 450 | } |
fb018d25 | 451 | #ifdef HAVE_CLOCK_MONOTONIC |
da11a696 DS |
452 | tbuf = time(NULL) - (bgp_clock() - bnc->last_update); |
453 | vty_out (vty, " Last update: %s", ctime(&tbuf)); | |
fb018d25 | 454 | #else |
da11a696 | 455 | vty_out (vty, " Last update: %s", ctime(&bnc->uptime)); |
fb018d25 | 456 | #endif /* HAVE_CLOCK_MONOTONIC */ |
da11a696 DS |
457 | vty_out(vty, "%s", VTY_NEWLINE); |
458 | } | |
fb018d25 | 459 | } |
da11a696 | 460 | } |
fb018d25 DS |
461 | return CMD_SUCCESS; |
462 | } | |
463 | ||
fb018d25 DS |
464 | DEFUN (show_ip_bgp_nexthop, |
465 | show_ip_bgp_nexthop_cmd, | |
466 | "show ip bgp nexthop", | |
467 | SHOW_STR | |
468 | IP_STR | |
469 | BGP_STR | |
470 | "BGP nexthop table\n") | |
471 | { | |
6aeb9e78 | 472 | return show_ip_bgp_nexthop_table (vty, NULL, 0); |
fb018d25 DS |
473 | } |
474 | ||
475 | DEFUN (show_ip_bgp_nexthop_detail, | |
476 | show_ip_bgp_nexthop_detail_cmd, | |
477 | "show ip bgp nexthop detail", | |
478 | SHOW_STR | |
479 | IP_STR | |
480 | BGP_STR | |
481 | "BGP nexthop table\n") | |
482 | { | |
6aeb9e78 | 483 | return show_ip_bgp_nexthop_table (vty, NULL, 1); |
fb018d25 DS |
484 | } |
485 | ||
50ef26d4 | 486 | DEFUN (show_ip_bgp_view_nexthop, |
487 | show_ip_bgp_view_nexthop_cmd, | |
488 | "show ip bgp (view|vrf) WORD nexthop", | |
489 | SHOW_STR | |
490 | IP_STR | |
491 | BGP_STR | |
492 | "BGP view\nBGP VRF\n" | |
493 | "View/VRF name\n" | |
494 | "BGP nexthop table\n") | |
495 | { | |
496 | return show_ip_bgp_nexthop_table (vty, argv[1], 0); | |
497 | } | |
498 | ||
499 | DEFUN (show_ip_bgp_view_nexthop_detail, | |
500 | show_ip_bgp_view_nexthop_detail_cmd, | |
501 | "show ip bgp (view|vrf) WORD nexthop detail", | |
502 | SHOW_STR | |
503 | IP_STR | |
504 | BGP_STR | |
505 | "BGP view\nBGP VRF\n" | |
506 | "View/VRF name\n" | |
507 | "BGP nexthop table\n") | |
508 | { | |
509 | return show_ip_bgp_nexthop_table (vty, argv[1], 1); | |
510 | } | |
511 | ||
718e3744 | 512 | void |
6aeb9e78 | 513 | bgp_scan_init (struct bgp *bgp) |
718e3744 | 514 | { |
6aeb9e78 DS |
515 | bgp->nexthop_cache_table[AFI_IP] = bgp_table_init (AFI_IP, SAFI_UNICAST); |
516 | bgp->connected_table[AFI_IP] = bgp_table_init (AFI_IP, SAFI_UNICAST); | |
517 | bgp->import_check_table[AFI_IP] = bgp_table_init (AFI_IP, SAFI_UNICAST); | |
718e3744 | 518 | |
519 | #ifdef HAVE_IPV6 | |
6aeb9e78 DS |
520 | bgp->nexthop_cache_table[AFI_IP6] = bgp_table_init (AFI_IP6, SAFI_UNICAST); |
521 | bgp->connected_table[AFI_IP6] = bgp_table_init (AFI_IP6, SAFI_UNICAST); | |
522 | bgp->import_check_table[AFI_IP6] = bgp_table_init (AFI_IP6, SAFI_UNICAST); | |
718e3744 | 523 | #endif /* HAVE_IPV6 */ |
524 | ||
fc9a856f DS |
525 | } |
526 | ||
527 | void | |
ffd0c037 | 528 | bgp_scan_vty_init (void) |
fc9a856f DS |
529 | { |
530 | install_element (ENABLE_NODE, &show_ip_bgp_nexthop_cmd); | |
fb018d25 DS |
531 | install_element (VIEW_NODE, &show_ip_bgp_nexthop_cmd); |
532 | install_element (VIEW_NODE, &show_ip_bgp_nexthop_detail_cmd); | |
fb018d25 | 533 | install_element (ENABLE_NODE, &show_ip_bgp_nexthop_detail_cmd); |
50ef26d4 | 534 | install_element (ENABLE_NODE, &show_ip_bgp_view_nexthop_cmd); |
535 | install_element (VIEW_NODE, &show_ip_bgp_view_nexthop_cmd); | |
536 | install_element (VIEW_NODE, &show_ip_bgp_view_nexthop_detail_cmd); | |
537 | install_element (ENABLE_NODE, &show_ip_bgp_view_nexthop_detail_cmd); | |
718e3744 | 538 | } |
228da428 CC |
539 | |
540 | void | |
6aeb9e78 | 541 | bgp_scan_finish (struct bgp *bgp) |
228da428 | 542 | { |
6c88b44d | 543 | /* Only the current one needs to be reset. */ |
6aeb9e78 | 544 | bgp_nexthop_cache_reset (bgp->nexthop_cache_table[AFI_IP]); |
6c88b44d | 545 | |
6aeb9e78 DS |
546 | bgp_table_unlock (bgp->nexthop_cache_table[AFI_IP]); |
547 | bgp->nexthop_cache_table[AFI_IP] = NULL; | |
228da428 | 548 | |
6aeb9e78 DS |
549 | bgp_table_unlock (bgp->connected_table[AFI_IP]); |
550 | bgp->connected_table[AFI_IP] = NULL; | |
228da428 | 551 | |
6aeb9e78 DS |
552 | bgp_table_unlock (bgp->import_check_table[AFI_IP]); |
553 | bgp->import_check_table[AFI_IP] = NULL; | |
078430f6 | 554 | |
228da428 | 555 | #ifdef HAVE_IPV6 |
6c88b44d | 556 | /* Only the current one needs to be reset. */ |
6aeb9e78 | 557 | bgp_nexthop_cache_reset (bgp->nexthop_cache_table[AFI_IP6]); |
6c88b44d | 558 | |
6aeb9e78 DS |
559 | bgp_table_unlock (bgp->nexthop_cache_table[AFI_IP6]); |
560 | bgp->nexthop_cache_table[AFI_IP6] = NULL; | |
228da428 | 561 | |
6aeb9e78 DS |
562 | bgp_table_unlock (bgp->connected_table[AFI_IP6]); |
563 | bgp->connected_table[AFI_IP6] = NULL; | |
078430f6 | 564 | |
6aeb9e78 DS |
565 | bgp_table_unlock (bgp->import_check_table[AFI_IP6]); |
566 | bgp->import_check_table[AFI_IP6] = NULL; | |
228da428 CC |
567 | #endif /* HAVE_IPV6 */ |
568 | } |