]>
Commit | Line | Data |
---|---|---|
718e3744 | 1 | /* |
508e53e2 | 2 | * Copyright (C) 2003 Yasuhiro Ohara |
718e3744 | 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 | * | |
896014f4 DL |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
718e3744 | 19 | */ |
20 | ||
508e53e2 | 21 | #include <zebra.h> |
22 | ||
23 | #include "log.h" | |
24 | #include "vty.h" | |
25 | #include "command.h" | |
26 | #include "prefix.h" | |
27 | #include "stream.h" | |
28 | #include "zclient.h" | |
29 | #include "memory.h" | |
2376c3f2 | 30 | #include "lib/bfd.h" |
4ba03be5 | 31 | #include "lib_errors.h" |
718e3744 | 32 | |
508e53e2 | 33 | #include "ospf6_proto.h" |
34 | #include "ospf6_top.h" | |
718e3744 | 35 | #include "ospf6_interface.h" |
508e53e2 | 36 | #include "ospf6_route.h" |
37 | #include "ospf6_lsa.h" | |
049207c3 | 38 | #include "ospf6_lsdb.h" |
718e3744 | 39 | #include "ospf6_asbr.h" |
508e53e2 | 40 | #include "ospf6_zebra.h" |
049207c3 | 41 | #include "ospf6d.h" |
718e3744 | 42 | |
d62a17ae | 43 | DEFINE_MTYPE_STATIC(OSPF6D, OSPF6_DISTANCE, "OSPF6 distance") |
baff583e | 44 | |
508e53e2 | 45 | unsigned char conf_debug_ospf6_zebra = 0; |
718e3744 | 46 | |
47 | /* information about zebra. */ | |
48 | struct zclient *zclient = NULL; | |
49 | ||
18a6dce6 | 50 | /* Router-id update message from zebra. */ |
d62a17ae | 51 | static int ospf6_router_id_update_zebra(int command, struct zclient *zclient, |
52 | zebra_size_t length, vrf_id_t vrf_id) | |
18a6dce6 | 53 | { |
d62a17ae | 54 | struct prefix router_id; |
55 | struct ospf6 *o = ospf6; | |
18a6dce6 | 56 | |
d62a17ae | 57 | zebra_router_id_update_read(zclient->ibuf, &router_id); |
18a6dce6 | 58 | |
78c6ba61 CS |
59 | om6->zebra_router_id = router_id.u.prefix4.s_addr; |
60 | ||
d62a17ae | 61 | if (o == NULL) |
62 | return 0; | |
c1ba9e8a | 63 | |
d6927cf3 | 64 | o->router_id_zebra = router_id.u.prefix4; |
78c6ba61 CS |
65 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) { |
66 | char buf[INET_ADDRSTRLEN]; | |
67 | ||
68 | zlog_debug("%s: zebra router-id %s update", | |
69 | __PRETTY_FUNCTION__, | |
70 | inet_ntop(AF_INET, &router_id.u.prefix4, | |
71 | buf, INET_ADDRSTRLEN)); | |
72 | } | |
d6927cf3 | 73 | |
78c6ba61 | 74 | ospf6_router_id_update(); |
18a6dce6 | 75 | |
d62a17ae | 76 | return 0; |
18a6dce6 | 77 | } |
78 | ||
718e3744 | 79 | /* redistribute function */ |
d62a17ae | 80 | void ospf6_zebra_redistribute(int type) |
718e3744 | 81 | { |
d62a17ae | 82 | if (vrf_bitmap_check(zclient->redist[AFI_IP6][type], VRF_DEFAULT)) |
83 | return; | |
84 | vrf_bitmap_set(zclient->redist[AFI_IP6][type], VRF_DEFAULT); | |
7076bb2f | 85 | |
d62a17ae | 86 | if (zclient->sock > 0) |
87 | zebra_redistribute_send(ZEBRA_REDISTRIBUTE_ADD, zclient, | |
88 | AFI_IP6, type, 0, VRF_DEFAULT); | |
718e3744 | 89 | } |
90 | ||
d62a17ae | 91 | void ospf6_zebra_no_redistribute(int type) |
718e3744 | 92 | { |
d62a17ae | 93 | if (!vrf_bitmap_check(zclient->redist[AFI_IP6][type], VRF_DEFAULT)) |
94 | return; | |
95 | vrf_bitmap_unset(zclient->redist[AFI_IP6][type], VRF_DEFAULT); | |
96 | if (zclient->sock > 0) | |
97 | zebra_redistribute_send(ZEBRA_REDISTRIBUTE_DELETE, zclient, | |
98 | AFI_IP6, type, 0, VRF_DEFAULT); | |
718e3744 | 99 | } |
100 | ||
718e3744 | 101 | /* Inteface addition message from zebra. */ |
d62a17ae | 102 | static int ospf6_zebra_if_add(int command, struct zclient *zclient, |
103 | zebra_size_t length, vrf_id_t vrf_id) | |
718e3744 | 104 | { |
d62a17ae | 105 | struct interface *ifp; |
106 | ||
107 | ifp = zebra_interface_add_read(zclient->ibuf, vrf_id); | |
108 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) | |
109 | zlog_debug("Zebra Interface add: %s index %d mtu %d", ifp->name, | |
110 | ifp->ifindex, ifp->mtu6); | |
111 | ospf6_interface_if_add(ifp); | |
112 | return 0; | |
718e3744 | 113 | } |
114 | ||
d62a17ae | 115 | static int ospf6_zebra_if_del(int command, struct zclient *zclient, |
116 | zebra_size_t length, vrf_id_t vrf_id) | |
718e3744 | 117 | { |
d62a17ae | 118 | struct interface *ifp; |
718e3744 | 119 | |
d62a17ae | 120 | if (!(ifp = zebra_interface_state_read(zclient->ibuf, vrf_id))) |
121 | return 0; | |
d2fc8896 | 122 | |
d62a17ae | 123 | if (if_is_up(ifp)) |
124 | zlog_warn("Zebra: got delete of %s, but interface is still up", | |
125 | ifp->name); | |
d2fc8896 | 126 | |
d62a17ae | 127 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) |
128 | zlog_debug("Zebra Interface delete: %s index %d mtu %d", | |
129 | ifp->name, ifp->ifindex, ifp->mtu6); | |
718e3744 | 130 | |
ff880b78 | 131 | if_set_index(ifp, IFINDEX_INTERNAL); |
d62a17ae | 132 | return 0; |
718e3744 | 133 | } |
134 | ||
d62a17ae | 135 | static int ospf6_zebra_if_state_update(int command, struct zclient *zclient, |
136 | zebra_size_t length, vrf_id_t vrf_id) | |
718e3744 | 137 | { |
d62a17ae | 138 | struct interface *ifp; |
139 | ||
140 | ifp = zebra_interface_state_read(zclient->ibuf, vrf_id); | |
141 | if (ifp == NULL) | |
142 | return 0; | |
143 | ||
144 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) | |
145 | zlog_debug( | |
146 | "Zebra Interface state change: " | |
147 | "%s index %d flags %llx metric %d mtu %d bandwidth %d", | |
148 | ifp->name, ifp->ifindex, (unsigned long long)ifp->flags, | |
149 | ifp->metric, ifp->mtu6, ifp->bandwidth); | |
150 | ||
151 | ospf6_interface_state_update(ifp); | |
152 | return 0; | |
718e3744 | 153 | } |
154 | ||
d62a17ae | 155 | static int ospf6_zebra_if_address_update_add(int command, |
156 | struct zclient *zclient, | |
157 | zebra_size_t length, | |
158 | vrf_id_t vrf_id) | |
718e3744 | 159 | { |
d62a17ae | 160 | struct connected *c; |
161 | char buf[128]; | |
162 | ||
163 | c = zebra_interface_address_read(ZEBRA_INTERFACE_ADDRESS_ADD, | |
164 | zclient->ibuf, vrf_id); | |
165 | if (c == NULL) | |
166 | return 0; | |
167 | ||
168 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) | |
169 | zlog_debug("Zebra Interface address add: %s %5s %s/%d", | |
170 | c->ifp->name, prefix_family_str(c->address), | |
171 | inet_ntop(c->address->family, &c->address->u.prefix, | |
172 | buf, sizeof(buf)), | |
173 | c->address->prefixlen); | |
174 | ||
175 | if (c->address->family == AF_INET6) { | |
176 | ospf6_interface_state_update(c->ifp); | |
177 | ospf6_interface_connected_route_update(c->ifp); | |
178 | } | |
179 | return 0; | |
718e3744 | 180 | } |
181 | ||
d62a17ae | 182 | static int ospf6_zebra_if_address_update_delete(int command, |
183 | struct zclient *zclient, | |
184 | zebra_size_t length, | |
185 | vrf_id_t vrf_id) | |
718e3744 | 186 | { |
d62a17ae | 187 | struct connected *c; |
188 | char buf[128]; | |
189 | ||
190 | c = zebra_interface_address_read(ZEBRA_INTERFACE_ADDRESS_DELETE, | |
191 | zclient->ibuf, vrf_id); | |
192 | if (c == NULL) | |
193 | return 0; | |
194 | ||
195 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) | |
196 | zlog_debug("Zebra Interface address delete: %s %5s %s/%d", | |
197 | c->ifp->name, prefix_family_str(c->address), | |
198 | inet_ntop(c->address->family, &c->address->u.prefix, | |
199 | buf, sizeof(buf)), | |
200 | c->address->prefixlen); | |
201 | ||
202 | if (c->address->family == AF_INET6) { | |
203 | ospf6_interface_connected_route_update(c->ifp); | |
204 | ospf6_interface_state_update(c->ifp); | |
205 | } | |
718e3744 | 206 | |
d62a17ae | 207 | connected_free(c); |
718e3744 | 208 | |
d62a17ae | 209 | return 0; |
210 | } | |
718e3744 | 211 | |
74489921 RW |
212 | static int ospf6_zebra_read_route(int command, struct zclient *zclient, |
213 | zebra_size_t length, vrf_id_t vrf_id) | |
d62a17ae | 214 | { |
74489921 | 215 | struct zapi_route api; |
d62a17ae | 216 | unsigned long ifindex; |
d62a17ae | 217 | struct in6_addr *nexthop; |
218 | ||
219 | if (ospf6 == NULL) | |
220 | return 0; | |
221 | ||
74489921 RW |
222 | if (zapi_route_decode(zclient->ibuf, &api) < 0) |
223 | return -1; | |
d62a17ae | 224 | |
74489921 RW |
225 | /* we completely ignore srcdest routes for now. */ |
226 | if (CHECK_FLAG(api.message, ZAPI_MESSAGE_SRCPFX)) | |
d62a17ae | 227 | return 0; |
228 | ||
74489921 RW |
229 | ifindex = api.nexthops[0].ifindex; |
230 | nexthop = &api.nexthops[0].gate.ipv6; | |
d62a17ae | 231 | |
232 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) { | |
233 | char prefixstr[PREFIX2STR_BUFFER], nexthopstr[128]; | |
74489921 RW |
234 | prefix2str((struct prefix *)&api.prefix, prefixstr, |
235 | sizeof(prefixstr)); | |
0af35d90 | 236 | inet_ntop(AF_INET6, nexthop, nexthopstr, sizeof(nexthopstr)); |
d62a17ae | 237 | |
238 | zlog_debug( | |
239 | "Zebra Receive route %s: %s %s nexthop %s ifindex %ld tag %" ROUTE_TAG_PRI, | |
74489921 RW |
240 | (command == ZEBRA_REDISTRIBUTE_ROUTE_ADD ? "add" |
241 | : "delete"), | |
d62a17ae | 242 | zebra_route_string(api.type), prefixstr, nexthopstr, |
243 | ifindex, api.tag); | |
244 | } | |
718e3744 | 245 | |
74489921 RW |
246 | if (command == ZEBRA_REDISTRIBUTE_ROUTE_ADD) |
247 | ospf6_asbr_redistribute_add(api.type, ifindex, &api.prefix, | |
d62a17ae | 248 | api.nexthop_num, nexthop, api.tag); |
249 | else | |
74489921 | 250 | ospf6_asbr_redistribute_remove(api.type, ifindex, &api.prefix); |
718e3744 | 251 | |
d62a17ae | 252 | return 0; |
718e3744 | 253 | } |
254 | ||
718e3744 | 255 | DEFUN (show_zebra, |
eefe02da DS |
256 | show_ospf6_zebra_cmd, |
257 | "show ipv6 ospf6 zebra", | |
718e3744 | 258 | SHOW_STR |
eefe02da DS |
259 | IPV6_STR |
260 | OSPF6_STR | |
41e7fb80 | 261 | ZEBRA_STR) |
718e3744 | 262 | { |
d62a17ae | 263 | int i; |
264 | if (zclient == NULL) { | |
265 | vty_out(vty, "Not connected to zebra\n"); | |
266 | return CMD_SUCCESS; | |
267 | } | |
268 | ||
269 | vty_out(vty, "Zebra Infomation\n"); | |
34b054ba | 270 | vty_out(vty, " fail: %d\n", zclient->fail); |
d62a17ae | 271 | vty_out(vty, " redistribute default: %d\n", |
49db7a7b RW |
272 | vrf_bitmap_check(zclient->default_information[AFI_IP6], |
273 | VRF_DEFAULT)); | |
d62a17ae | 274 | vty_out(vty, " redistribute:"); |
275 | for (i = 0; i < ZEBRA_ROUTE_MAX; i++) { | |
276 | if (vrf_bitmap_check(zclient->redist[AFI_IP6][i], VRF_DEFAULT)) | |
277 | vty_out(vty, " %s", zebra_route_string(i)); | |
278 | } | |
279 | vty_out(vty, "\n"); | |
280 | return CMD_SUCCESS; | |
718e3744 | 281 | } |
282 | ||
718e3744 | 283 | #define ADD 0 |
508e53e2 | 284 | #define REM 1 |
d62a17ae | 285 | static void ospf6_zebra_route_update(int type, struct ospf6_route *request) |
718e3744 | 286 | { |
5afa1c6b | 287 | struct zapi_route api; |
d62a17ae | 288 | char buf[PREFIX2STR_BUFFER]; |
289 | int nhcount; | |
d62a17ae | 290 | int ret = 0; |
5afa1c6b | 291 | struct prefix *dest; |
d62a17ae | 292 | |
293 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) { | |
294 | prefix2str(&request->prefix, buf, sizeof(buf)); | |
295 | zlog_debug("Send %s route: %s", | |
296 | (type == REM ? "remove" : "add"), buf); | |
297 | } | |
298 | ||
299 | if (zclient->sock < 0) { | |
300 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
301 | zlog_debug(" Not connected to Zebra"); | |
302 | return; | |
303 | } | |
304 | ||
305 | if (request->path.origin.adv_router == ospf6->router_id | |
306 | && (request->path.type == OSPF6_PATH_TYPE_EXTERNAL1 | |
307 | || request->path.type == OSPF6_PATH_TYPE_EXTERNAL2)) { | |
308 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
309 | zlog_debug(" Ignore self-originated external route"); | |
310 | return; | |
311 | } | |
312 | ||
313 | /* If removing is the best path and if there's another path, | |
314 | treat this request as add the secondary path */ | |
315 | if (type == REM && ospf6_route_is_best(request) && request->next | |
316 | && ospf6_route_is_same(request, request->next)) { | |
317 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
318 | zlog_debug( | |
319 | " Best-path removal resulted Sencondary addition"); | |
320 | type = ADD; | |
321 | request = request->next; | |
322 | } | |
323 | ||
324 | /* Only the best path will be sent to zebra. */ | |
325 | if (!ospf6_route_is_best(request)) { | |
326 | /* this is not preferred best route, ignore */ | |
327 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
328 | zlog_debug(" Ignore non-best route"); | |
329 | return; | |
330 | } | |
331 | ||
332 | nhcount = ospf6_route_num_nexthops(request); | |
333 | if (nhcount == 0) { | |
334 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
335 | zlog_debug(" No nexthop, ignore"); | |
336 | return; | |
337 | } | |
338 | ||
5afa1c6b | 339 | dest = &request->prefix; |
d62a17ae | 340 | |
5afa1c6b | 341 | memset(&api, 0, sizeof(api)); |
d62a17ae | 342 | api.vrf_id = VRF_DEFAULT; |
343 | api.type = ZEBRA_ROUTE_OSPF6; | |
d62a17ae | 344 | api.safi = SAFI_UNICAST; |
5afa1c6b | 345 | api.prefix = *dest; |
d62a17ae | 346 | SET_FLAG(api.message, ZAPI_MESSAGE_NEXTHOP); |
a74e593b RW |
347 | api.nexthop_num = MIN(nhcount, MULTIPATH_NUM); |
348 | ospf6_route_zebra_copy_nexthops(request, api.nexthops, api.nexthop_num); | |
d62a17ae | 349 | SET_FLAG(api.message, ZAPI_MESSAGE_METRIC); |
350 | api.metric = (request->path.metric_type == 2 ? request->path.u.cost_e2 | |
351 | : request->path.cost); | |
352 | if (request->path.tag) { | |
353 | SET_FLAG(api.message, ZAPI_MESSAGE_TAG); | |
354 | api.tag = request->path.tag; | |
355 | } | |
356 | ||
d62a17ae | 357 | SET_FLAG(api.message, ZAPI_MESSAGE_DISTANCE); |
5afa1c6b RW |
358 | api.distance = |
359 | ospf6_distance_apply((struct prefix_ipv6 *)dest, request); | |
d62a17ae | 360 | |
361 | if (type == REM) | |
5afa1c6b | 362 | ret = zclient_route_send(ZEBRA_ROUTE_DELETE, zclient, &api); |
d62a17ae | 363 | else |
5afa1c6b | 364 | ret = zclient_route_send(ZEBRA_ROUTE_ADD, zclient, &api); |
d62a17ae | 365 | |
366 | if (ret < 0) | |
450971aa | 367 | flog_err(EC_LIB_ZAPI_SOCKET, |
1c50c1c0 QY |
368 | "zclient_route_send() %s failed: %s", |
369 | (type == REM ? "delete" : "add"), | |
370 | safe_strerror(errno)); | |
d62a17ae | 371 | |
d62a17ae | 372 | return; |
718e3744 | 373 | } |
374 | ||
d62a17ae | 375 | void ospf6_zebra_route_update_add(struct ospf6_route *request) |
718e3744 | 376 | { |
d62a17ae | 377 | ospf6_zebra_route_update(ADD, request); |
718e3744 | 378 | } |
379 | ||
d62a17ae | 380 | void ospf6_zebra_route_update_remove(struct ospf6_route *request) |
718e3744 | 381 | { |
d62a17ae | 382 | ospf6_zebra_route_update(REM, request); |
718e3744 | 383 | } |
384 | ||
d62a17ae | 385 | void ospf6_zebra_add_discard(struct ospf6_route *request) |
c3c0ac83 | 386 | { |
5afa1c6b | 387 | struct zapi_route api; |
d62a17ae | 388 | char buf[INET6_ADDRSTRLEN]; |
5afa1c6b | 389 | struct prefix *dest = &request->prefix; |
d62a17ae | 390 | |
d00061ea | 391 | if (!CHECK_FLAG(request->flag, OSPF6_ROUTE_BLACKHOLE_ADDED)) { |
5afa1c6b | 392 | memset(&api, 0, sizeof(api)); |
d00061ea RW |
393 | api.vrf_id = VRF_DEFAULT; |
394 | api.type = ZEBRA_ROUTE_OSPF6; | |
d00061ea | 395 | api.safi = SAFI_UNICAST; |
5afa1c6b | 396 | api.prefix = *dest; |
09a484dd | 397 | zapi_route_set_blackhole(&api, BLACKHOLE_NULL); |
d00061ea | 398 | |
5afa1c6b | 399 | zclient_route_send(ZEBRA_ROUTE_ADD, zclient, &api); |
d00061ea RW |
400 | |
401 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
402 | zlog_debug("Zebra: Route add discard %s/%d", | |
5afa1c6b | 403 | inet_ntop(AF_INET6, &dest->u.prefix6, buf, |
d00061ea RW |
404 | INET6_ADDRSTRLEN), |
405 | dest->prefixlen); | |
406 | ||
407 | SET_FLAG(request->flag, OSPF6_ROUTE_BLACKHOLE_ADDED); | |
408 | } else { | |
d00061ea RW |
409 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) |
410 | zlog_debug( | |
411 | "Zebra: Blackhole route present already %s/%d", | |
5afa1c6b | 412 | inet_ntop(AF_INET6, &dest->u.prefix6, buf, |
d00061ea RW |
413 | INET6_ADDRSTRLEN), |
414 | dest->prefixlen); | |
c3c0ac83 | 415 | } |
c3c0ac83 DS |
416 | } |
417 | ||
d62a17ae | 418 | void ospf6_zebra_delete_discard(struct ospf6_route *request) |
c3c0ac83 | 419 | { |
5afa1c6b | 420 | struct zapi_route api; |
d62a17ae | 421 | char buf[INET6_ADDRSTRLEN]; |
5afa1c6b | 422 | struct prefix *dest = &request->prefix; |
d62a17ae | 423 | |
d00061ea | 424 | if (CHECK_FLAG(request->flag, OSPF6_ROUTE_BLACKHOLE_ADDED)) { |
5afa1c6b | 425 | memset(&api, 0, sizeof(api)); |
d00061ea RW |
426 | api.vrf_id = VRF_DEFAULT; |
427 | api.type = ZEBRA_ROUTE_OSPF6; | |
d00061ea | 428 | api.safi = SAFI_UNICAST; |
5afa1c6b | 429 | api.prefix = *dest; |
09a484dd | 430 | zapi_route_set_blackhole(&api, BLACKHOLE_NULL); |
d00061ea | 431 | |
5afa1c6b | 432 | zclient_route_send(ZEBRA_ROUTE_DELETE, zclient, &api); |
d00061ea RW |
433 | |
434 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
435 | zlog_debug("Zebra: Route delete discard %s/%d", | |
5afa1c6b | 436 | inet_ntop(AF_INET6, &dest->u.prefix6, buf, |
d00061ea RW |
437 | INET6_ADDRSTRLEN), |
438 | dest->prefixlen); | |
439 | ||
440 | UNSET_FLAG(request->flag, OSPF6_ROUTE_BLACKHOLE_ADDED); | |
441 | } else { | |
d00061ea RW |
442 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) |
443 | zlog_debug( | |
444 | "Zebra: Blackhole route already deleted %s/%d", | |
5afa1c6b | 445 | inet_ntop(AF_INET6, &dest->u.prefix6, buf, |
d00061ea RW |
446 | INET6_ADDRSTRLEN), |
447 | dest->prefixlen); | |
c3c0ac83 | 448 | } |
c3c0ac83 DS |
449 | } |
450 | ||
d62a17ae | 451 | static struct ospf6_distance *ospf6_distance_new(void) |
baff583e | 452 | { |
d62a17ae | 453 | return XCALLOC(MTYPE_OSPF6_DISTANCE, sizeof(struct ospf6_distance)); |
baff583e MZ |
454 | } |
455 | ||
d62a17ae | 456 | static void ospf6_distance_free(struct ospf6_distance *odistance) |
baff583e | 457 | { |
d62a17ae | 458 | XFREE(MTYPE_OSPF6_DISTANCE, odistance); |
baff583e MZ |
459 | } |
460 | ||
d62a17ae | 461 | int ospf6_distance_set(struct vty *vty, struct ospf6 *o, |
462 | const char *distance_str, const char *ip_str, | |
463 | const char *access_list_str) | |
baff583e | 464 | { |
d62a17ae | 465 | int ret; |
466 | struct prefix_ipv6 p; | |
d7c0a89a | 467 | uint8_t distance; |
d62a17ae | 468 | struct route_node *rn; |
469 | struct ospf6_distance *odistance; | |
470 | ||
471 | ret = str2prefix_ipv6(ip_str, &p); | |
472 | if (ret == 0) { | |
473 | vty_out(vty, "Malformed prefix\n"); | |
474 | return CMD_WARNING_CONFIG_FAILED; | |
475 | } | |
476 | ||
477 | distance = atoi(distance_str); | |
478 | ||
479 | /* Get OSPF6 distance node. */ | |
480 | rn = route_node_get(o->distance_table, (struct prefix *)&p); | |
481 | if (rn->info) { | |
482 | odistance = rn->info; | |
483 | route_unlock_node(rn); | |
484 | } else { | |
485 | odistance = ospf6_distance_new(); | |
486 | rn->info = odistance; | |
487 | } | |
488 | ||
489 | /* Set distance value. */ | |
490 | odistance->distance = distance; | |
491 | ||
492 | /* Reset access-list configuration. */ | |
493 | if (odistance->access_list) { | |
494 | free(odistance->access_list); | |
495 | odistance->access_list = NULL; | |
496 | } | |
497 | if (access_list_str) | |
498 | odistance->access_list = strdup(access_list_str); | |
499 | ||
500 | return CMD_SUCCESS; | |
baff583e MZ |
501 | } |
502 | ||
d62a17ae | 503 | int ospf6_distance_unset(struct vty *vty, struct ospf6 *o, |
504 | const char *distance_str, const char *ip_str, | |
505 | const char *access_list_str) | |
baff583e | 506 | { |
d62a17ae | 507 | int ret; |
508 | struct prefix_ipv6 p; | |
509 | struct route_node *rn; | |
510 | struct ospf6_distance *odistance; | |
511 | ||
512 | ret = str2prefix_ipv6(ip_str, &p); | |
513 | if (ret == 0) { | |
514 | vty_out(vty, "Malformed prefix\n"); | |
515 | return CMD_WARNING_CONFIG_FAILED; | |
516 | } | |
517 | ||
518 | rn = route_node_lookup(o->distance_table, (struct prefix *)&p); | |
519 | if (!rn) { | |
520 | vty_out(vty, "Cant't find specified prefix\n"); | |
521 | return CMD_WARNING_CONFIG_FAILED; | |
522 | } | |
523 | ||
524 | odistance = rn->info; | |
525 | ||
526 | if (odistance->access_list) | |
527 | free(odistance->access_list); | |
528 | ospf6_distance_free(odistance); | |
529 | ||
530 | rn->info = NULL; | |
531 | route_unlock_node(rn); | |
532 | route_unlock_node(rn); | |
533 | ||
534 | return CMD_SUCCESS; | |
baff583e MZ |
535 | } |
536 | ||
d62a17ae | 537 | void ospf6_distance_reset(struct ospf6 *o) |
baff583e | 538 | { |
d62a17ae | 539 | struct route_node *rn; |
540 | struct ospf6_distance *odistance; | |
541 | ||
542 | for (rn = route_top(o->distance_table); rn; rn = route_next(rn)) | |
543 | if ((odistance = rn->info) != NULL) { | |
544 | if (odistance->access_list) | |
545 | free(odistance->access_list); | |
546 | ospf6_distance_free(odistance); | |
547 | rn->info = NULL; | |
548 | route_unlock_node(rn); | |
549 | } | |
baff583e MZ |
550 | } |
551 | ||
d7c0a89a | 552 | uint8_t ospf6_distance_apply(struct prefix_ipv6 *p, struct ospf6_route * or) |
baff583e | 553 | { |
d62a17ae | 554 | struct ospf6 *o; |
baff583e | 555 | |
d62a17ae | 556 | o = ospf6; |
557 | if (o == NULL) | |
558 | return 0; | |
baff583e | 559 | |
d62a17ae | 560 | if (o->distance_intra) |
561 | if (or->path.type == OSPF6_PATH_TYPE_INTRA) | |
562 | return o->distance_intra; | |
baff583e | 563 | |
d62a17ae | 564 | if (o->distance_inter) |
565 | if (or->path.type == OSPF6_PATH_TYPE_INTER) | |
566 | return o->distance_inter; | |
baff583e | 567 | |
d62a17ae | 568 | if (o->distance_external) |
569 | if (or->path.type == OSPF6_PATH_TYPE_EXTERNAL1 || | |
570 | or->path.type == OSPF6_PATH_TYPE_EXTERNAL2) | |
571 | return o->distance_external; | |
baff583e | 572 | |
d62a17ae | 573 | if (o->distance_all) |
574 | return o->distance_all; | |
baff583e | 575 | |
d62a17ae | 576 | return 0; |
baff583e MZ |
577 | } |
578 | ||
d62a17ae | 579 | static void ospf6_zebra_connected(struct zclient *zclient) |
7076bb2f | 580 | { |
d62a17ae | 581 | /* Send the client registration */ |
582 | bfd_client_sendmsg(zclient, ZEBRA_BFD_CLIENT_REGISTER); | |
2376c3f2 | 583 | |
d62a17ae | 584 | zclient_send_reg_requests(zclient, VRF_DEFAULT); |
7076bb2f FL |
585 | } |
586 | ||
d62a17ae | 587 | void ospf6_zebra_init(struct thread_master *master) |
718e3744 | 588 | { |
d62a17ae | 589 | /* Allocate zebra structure. */ |
26f63a1e | 590 | zclient = zclient_new(master, &zclient_options_default); |
342213ea | 591 | zclient_init(zclient, ZEBRA_ROUTE_OSPF6, 0, &ospf6d_privs); |
d62a17ae | 592 | zclient->zebra_connected = ospf6_zebra_connected; |
593 | zclient->router_id_update = ospf6_router_id_update_zebra; | |
594 | zclient->interface_add = ospf6_zebra_if_add; | |
595 | zclient->interface_delete = ospf6_zebra_if_del; | |
596 | zclient->interface_up = ospf6_zebra_if_state_update; | |
597 | zclient->interface_down = ospf6_zebra_if_state_update; | |
598 | zclient->interface_address_add = ospf6_zebra_if_address_update_add; | |
599 | zclient->interface_address_delete = | |
600 | ospf6_zebra_if_address_update_delete; | |
74489921 RW |
601 | zclient->redistribute_route_add = ospf6_zebra_read_route; |
602 | zclient->redistribute_route_del = ospf6_zebra_read_route; | |
d62a17ae | 603 | |
d62a17ae | 604 | /* Install command element for zebra node. */ |
605 | install_element(VIEW_NODE, &show_ospf6_zebra_cmd); | |
718e3744 | 606 | } |
607 | ||
508e53e2 | 608 | /* Debug */ |
6b0655a2 | 609 | |
508e53e2 | 610 | DEFUN (debug_ospf6_zebra_sendrecv, |
611 | debug_ospf6_zebra_sendrecv_cmd, | |
1d68dbfe | 612 | "debug ospf6 zebra [<send|recv>]", |
508e53e2 | 613 | DEBUG_STR |
614 | OSPF6_STR | |
615 | "Debug connection between zebra\n" | |
616 | "Debug Sending zebra\n" | |
617 | "Debug Receiving zebra\n" | |
618 | ) | |
619 | { | |
d62a17ae | 620 | int idx_send_recv = 3; |
621 | unsigned char level = 0; | |
622 | ||
623 | if (argc == 4) { | |
624 | if (strmatch(argv[idx_send_recv]->text, "send")) | |
625 | level = OSPF6_DEBUG_ZEBRA_SEND; | |
626 | else if (strmatch(argv[idx_send_recv]->text, "recv")) | |
627 | level = OSPF6_DEBUG_ZEBRA_RECV; | |
628 | } else | |
629 | level = OSPF6_DEBUG_ZEBRA_SEND | OSPF6_DEBUG_ZEBRA_RECV; | |
630 | ||
631 | OSPF6_DEBUG_ZEBRA_ON(level); | |
632 | return CMD_SUCCESS; | |
508e53e2 | 633 | } |
634 | ||
508e53e2 | 635 | DEFUN (no_debug_ospf6_zebra_sendrecv, |
636 | no_debug_ospf6_zebra_sendrecv_cmd, | |
1d68dbfe | 637 | "no debug ospf6 zebra [<send|recv>]", |
508e53e2 | 638 | NO_STR |
639 | DEBUG_STR | |
640 | OSPF6_STR | |
641 | "Debug connection between zebra\n" | |
642 | "Debug Sending zebra\n" | |
643 | "Debug Receiving zebra\n" | |
644 | ) | |
645 | { | |
d62a17ae | 646 | int idx_send_recv = 4; |
647 | unsigned char level = 0; | |
648 | ||
649 | if (argc == 5) { | |
650 | if (strmatch(argv[idx_send_recv]->text, "send")) | |
651 | level = OSPF6_DEBUG_ZEBRA_SEND; | |
652 | else if (strmatch(argv[idx_send_recv]->text, "recv")) | |
653 | level = OSPF6_DEBUG_ZEBRA_RECV; | |
654 | } else | |
655 | level = OSPF6_DEBUG_ZEBRA_SEND | OSPF6_DEBUG_ZEBRA_RECV; | |
656 | ||
657 | OSPF6_DEBUG_ZEBRA_OFF(level); | |
658 | return CMD_SUCCESS; | |
508e53e2 | 659 | } |
660 | ||
508e53e2 | 661 | |
d62a17ae | 662 | int config_write_ospf6_debug_zebra(struct vty *vty) |
508e53e2 | 663 | { |
d62a17ae | 664 | if (IS_OSPF6_DEBUG_ZEBRA(SEND) && IS_OSPF6_DEBUG_ZEBRA(RECV)) |
665 | vty_out(vty, "debug ospf6 zebra\n"); | |
666 | else { | |
667 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
668 | vty_out(vty, "debug ospf6 zebra send\n"); | |
669 | if (IS_OSPF6_DEBUG_ZEBRA(RECV)) | |
670 | vty_out(vty, "debug ospf6 zebra recv\n"); | |
671 | } | |
672 | return 0; | |
508e53e2 | 673 | } |
674 | ||
d62a17ae | 675 | void install_element_ospf6_debug_zebra(void) |
718e3744 | 676 | { |
d62a17ae | 677 | install_element(ENABLE_NODE, &debug_ospf6_zebra_sendrecv_cmd); |
678 | install_element(ENABLE_NODE, &no_debug_ospf6_zebra_sendrecv_cmd); | |
679 | install_element(CONFIG_NODE, &debug_ospf6_zebra_sendrecv_cmd); | |
680 | install_element(CONFIG_NODE, &no_debug_ospf6_zebra_sendrecv_cmd); | |
718e3744 | 681 | } |