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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 "memory.h" | |
25 | #include "prefix.h" | |
26 | #include "table.h" | |
27 | #include "vty.h" | |
28 | #include "command.h" | |
cf1ce250 | 29 | #include "linklist.h" |
508e53e2 | 30 | |
508e53e2 | 31 | #include "ospf6_proto.h" |
32 | #include "ospf6_lsa.h" | |
049207c3 | 33 | #include "ospf6_lsdb.h" |
508e53e2 | 34 | #include "ospf6_route.h" |
cf1ce250 PJ |
35 | #include "ospf6_top.h" |
36 | #include "ospf6_area.h" | |
37 | #include "ospf6_interface.h" | |
049207c3 | 38 | #include "ospf6d.h" |
c3c0ac83 | 39 | #include "ospf6_zebra.h" |
d5cb3508 YR |
40 | #ifndef VTYSH_EXTRACT_PL |
41 | #include "ospf6d/ospf6_route_clippy.c" | |
42 | #endif | |
718e3744 | 43 | |
30043e4c | 44 | DEFINE_MTYPE_STATIC(OSPF6D, OSPF6_ROUTE, "OSPF6 route"); |
de4a0bda | 45 | DEFINE_MTYPE_STATIC(OSPF6D, OSPF6_ROUTE_TABLE, "OSPF6 route table"); |
30043e4c DL |
46 | DEFINE_MTYPE_STATIC(OSPF6D, OSPF6_NEXTHOP, "OSPF6 nexthop"); |
47 | DEFINE_MTYPE_STATIC(OSPF6D, OSPF6_PATH, "OSPF6 Path"); | |
48 | ||
508e53e2 | 49 | unsigned char conf_debug_ospf6_route = 0; |
718e3744 | 50 | |
d62a17ae | 51 | static char *ospf6_route_table_name(struct ospf6_route_table *table) |
cf1ce250 | 52 | { |
d62a17ae | 53 | static char name[64]; |
54 | switch (table->scope_type) { | |
55 | case OSPF6_SCOPE_TYPE_GLOBAL: { | |
56 | switch (table->table_type) { | |
57 | case OSPF6_TABLE_TYPE_ROUTES: | |
58 | snprintf(name, sizeof(name), "global route table"); | |
59 | break; | |
60 | case OSPF6_TABLE_TYPE_BORDER_ROUTERS: | |
61 | snprintf(name, sizeof(name), "global brouter table"); | |
62 | break; | |
63 | case OSPF6_TABLE_TYPE_EXTERNAL_ROUTES: | |
64 | snprintf(name, sizeof(name), "global external table"); | |
65 | break; | |
66 | default: | |
67 | snprintf(name, sizeof(name), "global unknown table"); | |
68 | break; | |
69 | } | |
70 | } break; | |
71 | ||
72 | case OSPF6_SCOPE_TYPE_AREA: { | |
73 | struct ospf6_area *oa = (struct ospf6_area *)table->scope; | |
74 | switch (table->table_type) { | |
75 | case OSPF6_TABLE_TYPE_SPF_RESULTS: | |
76 | snprintf(name, sizeof(name), "area %s spf table", | |
77 | oa->name); | |
78 | break; | |
79 | case OSPF6_TABLE_TYPE_ROUTES: | |
80 | snprintf(name, sizeof(name), "area %s route table", | |
81 | oa->name); | |
82 | break; | |
83 | case OSPF6_TABLE_TYPE_PREFIX_RANGES: | |
84 | snprintf(name, sizeof(name), "area %s range table", | |
85 | oa->name); | |
86 | break; | |
87 | case OSPF6_TABLE_TYPE_SUMMARY_PREFIXES: | |
88 | snprintf(name, sizeof(name), | |
89 | "area %s summary prefix table", oa->name); | |
90 | break; | |
91 | case OSPF6_TABLE_TYPE_SUMMARY_ROUTERS: | |
92 | snprintf(name, sizeof(name), | |
93 | "area %s summary router table", oa->name); | |
94 | break; | |
95 | default: | |
96 | snprintf(name, sizeof(name), "area %s unknown table", | |
97 | oa->name); | |
98 | break; | |
99 | } | |
100 | } break; | |
101 | ||
102 | case OSPF6_SCOPE_TYPE_INTERFACE: { | |
103 | struct ospf6_interface *oi = | |
104 | (struct ospf6_interface *)table->scope; | |
105 | switch (table->table_type) { | |
106 | case OSPF6_TABLE_TYPE_CONNECTED_ROUTES: | |
107 | snprintf(name, sizeof(name), | |
108 | "interface %s connected table", | |
109 | oi->interface->name); | |
110 | break; | |
111 | default: | |
112 | snprintf(name, sizeof(name), | |
113 | "interface %s unknown table", | |
114 | oi->interface->name); | |
115 | break; | |
116 | } | |
117 | } break; | |
118 | ||
119 | default: { | |
120 | switch (table->table_type) { | |
121 | case OSPF6_TABLE_TYPE_SPF_RESULTS: | |
122 | snprintf(name, sizeof(name), "temporary spf table"); | |
123 | break; | |
124 | default: | |
125 | snprintf(name, sizeof(name), "temporary unknown table"); | |
126 | break; | |
127 | } | |
128 | } break; | |
129 | } | |
130 | return name; | |
cf1ce250 PJ |
131 | } |
132 | ||
d7c0a89a | 133 | void ospf6_linkstate_prefix(uint32_t adv_router, uint32_t id, |
d62a17ae | 134 | struct prefix *prefix) |
508e53e2 | 135 | { |
d62a17ae | 136 | memset(prefix, 0, sizeof(struct prefix)); |
137 | prefix->family = AF_INET6; | |
138 | prefix->prefixlen = 64; | |
139 | memcpy(&prefix->u.prefix6.s6_addr[0], &adv_router, 4); | |
140 | memcpy(&prefix->u.prefix6.s6_addr[4], &id, 4); | |
508e53e2 | 141 | } |
718e3744 | 142 | |
d62a17ae | 143 | void ospf6_linkstate_prefix2str(struct prefix *prefix, char *buf, int size) |
718e3744 | 144 | { |
d7c0a89a | 145 | uint32_t adv_router, id; |
d62a17ae | 146 | char adv_router_str[16], id_str[16]; |
147 | memcpy(&adv_router, &prefix->u.prefix6.s6_addr[0], 4); | |
148 | memcpy(&id, &prefix->u.prefix6.s6_addr[4], 4); | |
149 | inet_ntop(AF_INET, &adv_router, adv_router_str, sizeof(adv_router_str)); | |
150 | inet_ntop(AF_INET, &id, id_str, sizeof(id_str)); | |
151 | if (ntohl(id)) | |
152 | snprintf(buf, size, "%s Net-ID: %s", adv_router_str, id_str); | |
153 | else | |
154 | snprintf(buf, size, "%s", adv_router_str); | |
508e53e2 | 155 | } |
718e3744 | 156 | |
508e53e2 | 157 | /* Global strings for logging */ |
2b64873d | 158 | const char *const ospf6_dest_type_str[OSPF6_DEST_TYPE_MAX] = { |
d62a17ae | 159 | "Unknown", "Router", "Network", "Discard", "Linkstate", "AddressRange", |
160 | }; | |
718e3744 | 161 | |
2b64873d | 162 | const char *const ospf6_dest_type_substr[OSPF6_DEST_TYPE_MAX] = { |
d62a17ae | 163 | "?", "R", "N", "D", "L", "A", |
164 | }; | |
718e3744 | 165 | |
2b64873d | 166 | const char *const ospf6_path_type_str[OSPF6_PATH_TYPE_MAX] = { |
d62a17ae | 167 | "Unknown", "Intra-Area", "Inter-Area", "External-1", "External-2", |
168 | }; | |
718e3744 | 169 | |
2b64873d | 170 | const char *const ospf6_path_type_substr[OSPF6_PATH_TYPE_MAX] = { |
d62a17ae | 171 | "??", "IA", "IE", "E1", "E2", |
172 | }; | |
718e3744 | 173 | |
eacd0828 YR |
174 | const char *ospf6_path_type_json[OSPF6_PATH_TYPE_MAX] = { |
175 | "UnknownRoute", "IntraArea", "InterArea", "External1", "External2", | |
176 | }; | |
177 | ||
718e3744 | 178 | |
d62a17ae | 179 | struct ospf6_nexthop *ospf6_nexthop_create(void) |
c3c0ac83 | 180 | { |
d62a17ae | 181 | struct ospf6_nexthop *nh; |
c3c0ac83 | 182 | |
d62a17ae | 183 | nh = XCALLOC(MTYPE_OSPF6_NEXTHOP, sizeof(struct ospf6_nexthop)); |
184 | return nh; | |
c3c0ac83 DS |
185 | } |
186 | ||
d62a17ae | 187 | void ospf6_nexthop_delete(struct ospf6_nexthop *nh) |
c3c0ac83 | 188 | { |
0a22ddfb | 189 | XFREE(MTYPE_OSPF6_NEXTHOP, nh); |
c3c0ac83 DS |
190 | } |
191 | ||
d62a17ae | 192 | void ospf6_clear_nexthops(struct list *nh_list) |
c3c0ac83 | 193 | { |
d62a17ae | 194 | struct listnode *node; |
195 | struct ospf6_nexthop *nh; | |
196 | ||
197 | if (nh_list) { | |
198 | for (ALL_LIST_ELEMENTS_RO(nh_list, node, nh)) | |
199 | ospf6_nexthop_clear(nh); | |
200 | } | |
c3c0ac83 DS |
201 | } |
202 | ||
203 | static struct ospf6_nexthop * | |
d62a17ae | 204 | ospf6_route_find_nexthop(struct list *nh_list, struct ospf6_nexthop *nh_match) |
c3c0ac83 | 205 | { |
d62a17ae | 206 | struct listnode *node; |
207 | struct ospf6_nexthop *nh; | |
208 | ||
209 | if (nh_list && nh_match) { | |
210 | for (ALL_LIST_ELEMENTS_RO(nh_list, node, nh)) { | |
211 | if (ospf6_nexthop_is_same(nh, nh_match)) | |
212 | return (nh); | |
213 | } | |
c3c0ac83 | 214 | } |
c3c0ac83 | 215 | |
d62a17ae | 216 | return (NULL); |
c3c0ac83 DS |
217 | } |
218 | ||
d62a17ae | 219 | void ospf6_copy_nexthops(struct list *dst, struct list *src) |
c3c0ac83 | 220 | { |
d62a17ae | 221 | struct ospf6_nexthop *nh_new, *nh; |
222 | struct listnode *node; | |
223 | ||
224 | if (dst && src) { | |
225 | for (ALL_LIST_ELEMENTS_RO(src, node, nh)) { | |
226 | if (ospf6_nexthop_is_set(nh)) { | |
227 | nh_new = ospf6_nexthop_create(); | |
228 | ospf6_nexthop_copy(nh_new, nh); | |
064d4355 | 229 | listnode_add_sort(dst, nh_new); |
d62a17ae | 230 | } |
231 | } | |
c3c0ac83 | 232 | } |
c3c0ac83 DS |
233 | } |
234 | ||
d62a17ae | 235 | void ospf6_merge_nexthops(struct list *dst, struct list *src) |
c3c0ac83 | 236 | { |
d62a17ae | 237 | struct listnode *node; |
238 | struct ospf6_nexthop *nh, *nh_new; | |
239 | ||
240 | if (src && dst) { | |
241 | for (ALL_LIST_ELEMENTS_RO(src, node, nh)) { | |
242 | if (!ospf6_route_find_nexthop(dst, nh)) { | |
243 | nh_new = ospf6_nexthop_create(); | |
244 | ospf6_nexthop_copy(nh_new, nh); | |
064d4355 | 245 | listnode_add_sort(dst, nh_new); |
d62a17ae | 246 | } |
247 | } | |
c3c0ac83 | 248 | } |
c3c0ac83 DS |
249 | } |
250 | ||
d62a17ae | 251 | int ospf6_route_cmp_nexthops(struct ospf6_route *a, struct ospf6_route *b) |
c3c0ac83 | 252 | { |
d62a17ae | 253 | struct listnode *anode, *bnode; |
254 | struct ospf6_nexthop *anh, *bnh; | |
f867df18 | 255 | bool identical = false; |
d62a17ae | 256 | |
257 | if (a && b) { | |
258 | if (listcount(a->nh_list) == listcount(b->nh_list)) { | |
259 | for (ALL_LIST_ELEMENTS_RO(a->nh_list, anode, anh)) { | |
f867df18 | 260 | identical = false; |
d62a17ae | 261 | for (ALL_LIST_ELEMENTS_RO(b->nh_list, bnode, |
f867df18 CS |
262 | bnh)) { |
263 | if (ospf6_nexthop_is_same(anh, bnh)) | |
264 | identical = true; | |
265 | } | |
266 | /* Currnet List A element not found List B | |
267 | * Non-Identical lists return */ | |
268 | if (identical == false) | |
269 | return 1; | |
d62a17ae | 270 | } |
f867df18 | 271 | return 0; |
d62a17ae | 272 | } else |
f867df18 | 273 | return 1; |
c3c0ac83 | 274 | } |
d62a17ae | 275 | /* One of the routes doesn't exist ? */ |
c3c0ac83 | 276 | return (1); |
c3c0ac83 DS |
277 | } |
278 | ||
d62a17ae | 279 | int ospf6_num_nexthops(struct list *nh_list) |
c3c0ac83 | 280 | { |
d62a17ae | 281 | return (listcount(nh_list)); |
c3c0ac83 DS |
282 | } |
283 | ||
d62a17ae | 284 | void ospf6_add_nexthop(struct list *nh_list, int ifindex, struct in6_addr *addr) |
c3c0ac83 | 285 | { |
d62a17ae | 286 | struct ospf6_nexthop *nh; |
287 | struct ospf6_nexthop nh_match; | |
288 | ||
289 | if (nh_list) { | |
d2e5d5d4 MR |
290 | if (addr) { |
291 | if (ifindex) | |
292 | nh_match.type = NEXTHOP_TYPE_IPV6_IFINDEX; | |
293 | else | |
294 | nh_match.type = NEXTHOP_TYPE_IPV6; | |
295 | ||
d62a17ae | 296 | memcpy(&nh_match.address, addr, |
297 | sizeof(struct in6_addr)); | |
d2e5d5d4 MR |
298 | } else { |
299 | nh_match.type = NEXTHOP_TYPE_IFINDEX; | |
300 | ||
d62a17ae | 301 | memset(&nh_match.address, 0, sizeof(struct in6_addr)); |
d2e5d5d4 MR |
302 | } |
303 | ||
304 | nh_match.ifindex = ifindex; | |
d62a17ae | 305 | |
306 | if (!ospf6_route_find_nexthop(nh_list, &nh_match)) { | |
307 | nh = ospf6_nexthop_create(); | |
308 | ospf6_nexthop_copy(nh, &nh_match); | |
309 | listnode_add(nh_list, nh); | |
310 | } | |
c3c0ac83 | 311 | } |
c3c0ac83 DS |
312 | } |
313 | ||
d2e5d5d4 MR |
314 | void ospf6_add_route_nexthop_blackhole(struct ospf6_route *route) |
315 | { | |
316 | struct ospf6_nexthop *nh; | |
317 | struct ospf6_nexthop nh_match = {}; | |
318 | ||
319 | /* List not allocated. */ | |
320 | if (route->nh_list == NULL) | |
321 | return; | |
322 | ||
323 | /* Entry already exists. */ | |
324 | nh_match.type = NEXTHOP_TYPE_BLACKHOLE; | |
325 | if (ospf6_route_find_nexthop(route->nh_list, &nh_match)) | |
326 | return; | |
327 | ||
328 | nh = ospf6_nexthop_create(); | |
329 | ospf6_nexthop_copy(nh, &nh_match); | |
330 | listnode_add(route->nh_list, nh); | |
331 | } | |
332 | ||
d62a17ae | 333 | void ospf6_route_zebra_copy_nexthops(struct ospf6_route *route, |
5afa1c6b | 334 | struct zapi_nexthop nexthops[], |
1fa58587 | 335 | int entries, vrf_id_t vrf_id) |
c3c0ac83 | 336 | { |
d62a17ae | 337 | struct ospf6_nexthop *nh; |
338 | struct listnode *node; | |
d62a17ae | 339 | int i; |
340 | ||
341 | if (route) { | |
342 | i = 0; | |
343 | for (ALL_LIST_ELEMENTS_RO(route->nh_list, node, nh)) { | |
344 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) { | |
d2e5d5d4 MR |
345 | zlog_debug(" nexthop: %s %pI6%%%.*s(%d)", |
346 | nexthop_type_to_str(nh->type), | |
347 | &nh->address, IFNAMSIZ, | |
348 | ifindex2ifname(nh->ifindex, vrf_id), | |
349 | nh->ifindex); | |
d62a17ae | 350 | } |
d2e5d5d4 | 351 | |
b30f3b91 RW |
352 | if (i >= entries) |
353 | return; | |
354 | ||
1fa58587 | 355 | nexthops[i].vrf_id = vrf_id; |
d2e5d5d4 MR |
356 | nexthops[i].type = nh->type; |
357 | ||
358 | switch (nh->type) { | |
359 | case NEXTHOP_TYPE_BLACKHOLE: | |
360 | /* NOTHING */ | |
361 | break; | |
362 | ||
363 | case NEXTHOP_TYPE_IFINDEX: | |
364 | nexthops[i].ifindex = nh->ifindex; | |
365 | break; | |
366 | ||
367 | case NEXTHOP_TYPE_IPV4_IFINDEX: | |
368 | case NEXTHOP_TYPE_IPV4: | |
369 | /* | |
370 | * OSPFv3 with IPv4 routes is not supported | |
371 | * yet. Skip this next hop. | |
372 | */ | |
373 | if (IS_OSPF6_DEBUG_ZEBRA(SEND)) | |
374 | zlog_debug(" Skipping IPv4 next hop"); | |
375 | continue; | |
376 | ||
377 | case NEXTHOP_TYPE_IPV6_IFINDEX: | |
378 | nexthops[i].ifindex = nh->ifindex; | |
379 | /* FALLTHROUGH */ | |
380 | case NEXTHOP_TYPE_IPV6: | |
5afa1c6b | 381 | nexthops[i].gate.ipv6 = nh->address; |
d2e5d5d4 MR |
382 | break; |
383 | } | |
b30f3b91 | 384 | i++; |
d62a17ae | 385 | } |
c3c0ac83 | 386 | } |
c3c0ac83 DS |
387 | } |
388 | ||
d62a17ae | 389 | int ospf6_route_get_first_nh_index(struct ospf6_route *route) |
c3c0ac83 | 390 | { |
d62a17ae | 391 | struct ospf6_nexthop *nh; |
c3c0ac83 | 392 | |
d62a17ae | 393 | if (route) { |
10197318 DS |
394 | nh = listnode_head(route->nh_list); |
395 | if (nh) | |
396 | return nh->ifindex; | |
d62a17ae | 397 | } |
c3c0ac83 | 398 | |
95f7965d | 399 | return -1; |
c3c0ac83 DS |
400 | } |
401 | ||
064d4355 | 402 | int ospf6_nexthop_cmp(struct ospf6_nexthop *a, struct ospf6_nexthop *b) |
d107621d | 403 | { |
f867df18 CS |
404 | if (a->ifindex < b->ifindex) |
405 | return -1; | |
406 | else if (a->ifindex > b->ifindex) | |
d107621d | 407 | return 1; |
f867df18 CS |
408 | else |
409 | return memcmp(&a->address, &b->address, | |
410 | sizeof(struct in6_addr)); | |
411 | ||
d107621d CS |
412 | return 0; |
413 | } | |
414 | ||
064d4355 CS |
415 | static int ospf6_path_cmp(struct ospf6_path *a, struct ospf6_path *b) |
416 | { | |
417 | if (a->origin.adv_router < b->origin.adv_router) | |
418 | return -1; | |
419 | else if (a->origin.adv_router > b->origin.adv_router) | |
420 | return 1; | |
421 | else | |
422 | return 0; | |
423 | } | |
424 | ||
425 | void ospf6_path_free(struct ospf6_path *op) | |
426 | { | |
427 | if (op->nh_list) | |
6a154c88 | 428 | list_delete(&op->nh_list); |
064d4355 CS |
429 | XFREE(MTYPE_OSPF6_PATH, op); |
430 | } | |
431 | ||
432 | struct ospf6_path *ospf6_path_dup(struct ospf6_path *path) | |
433 | { | |
434 | struct ospf6_path *new; | |
435 | ||
436 | new = XCALLOC(MTYPE_OSPF6_PATH, sizeof(struct ospf6_path)); | |
437 | memcpy(new, path, sizeof(struct ospf6_path)); | |
438 | new->nh_list = list_new(); | |
439 | new->nh_list->cmp = (int (*)(void *, void *))ospf6_nexthop_cmp; | |
996c9314 | 440 | new->nh_list->del = (void (*)(void *))ospf6_nexthop_delete; |
064d4355 CS |
441 | |
442 | return new; | |
443 | } | |
444 | ||
03f3c1c1 CS |
445 | void ospf6_copy_paths(struct list *dst, struct list *src) |
446 | { | |
447 | struct ospf6_path *path_new, *path; | |
448 | struct listnode *node; | |
449 | ||
450 | if (dst && src) { | |
451 | for (ALL_LIST_ELEMENTS_RO(src, node, path)) { | |
452 | path_new = ospf6_path_dup(path); | |
453 | ospf6_copy_nexthops(path_new->nh_list, path->nh_list); | |
454 | listnode_add_sort(dst, path_new); | |
455 | } | |
456 | } | |
457 | } | |
458 | ||
22813fdb | 459 | struct ospf6_route *ospf6_route_create(struct ospf6 *ospf6) |
718e3744 | 460 | { |
d62a17ae | 461 | struct ospf6_route *route; |
e285b70d | 462 | |
d62a17ae | 463 | route = XCALLOC(MTYPE_OSPF6_ROUTE, sizeof(struct ospf6_route)); |
464 | route->nh_list = list_new(); | |
d107621d | 465 | route->nh_list->cmp = (int (*)(void *, void *))ospf6_nexthop_cmp; |
996c9314 | 466 | route->nh_list->del = (void (*)(void *))ospf6_nexthop_delete; |
064d4355 CS |
467 | route->paths = list_new(); |
468 | route->paths->cmp = (int (*)(void *, void *))ospf6_path_cmp; | |
996c9314 | 469 | route->paths->del = (void (*)(void *))ospf6_path_free; |
22813fdb MR |
470 | route->ospf6 = ospf6; |
471 | ||
d62a17ae | 472 | return route; |
508e53e2 | 473 | } |
718e3744 | 474 | |
d62a17ae | 475 | void ospf6_route_delete(struct ospf6_route *route) |
508e53e2 | 476 | { |
d62a17ae | 477 | if (route) { |
d107621d | 478 | if (route->nh_list) |
6a154c88 | 479 | list_delete(&route->nh_list); |
064d4355 | 480 | if (route->paths) |
6a154c88 | 481 | list_delete(&route->paths); |
d62a17ae | 482 | XFREE(MTYPE_OSPF6_ROUTE, route); |
483 | } | |
718e3744 | 484 | } |
485 | ||
d62a17ae | 486 | struct ospf6_route *ospf6_route_copy(struct ospf6_route *route) |
718e3744 | 487 | { |
d62a17ae | 488 | struct ospf6_route *new; |
489 | ||
22813fdb | 490 | new = ospf6_route_create(route->ospf6); |
d62a17ae | 491 | new->type = route->type; |
492 | memcpy(&new->prefix, &route->prefix, sizeof(struct prefix)); | |
4699ad72 | 493 | new->prefix_options = route->prefix_options; |
d62a17ae | 494 | new->installed = route->installed; |
495 | new->changed = route->changed; | |
496 | new->flag = route->flag; | |
497 | new->route_option = route->route_option; | |
498 | new->linkstate_id = route->linkstate_id; | |
499 | new->path = route->path; | |
500 | ospf6_copy_nexthops(new->nh_list, route->nh_list); | |
03f3c1c1 | 501 | ospf6_copy_paths(new->paths, route->paths); |
d62a17ae | 502 | new->rnode = NULL; |
503 | new->prev = NULL; | |
504 | new->next = NULL; | |
505 | new->table = NULL; | |
506 | new->lock = 0; | |
507 | return new; | |
508e53e2 | 508 | } |
718e3744 | 509 | |
d62a17ae | 510 | void ospf6_route_lock(struct ospf6_route *route) |
508e53e2 | 511 | { |
d62a17ae | 512 | route->lock++; |
508e53e2 | 513 | } |
718e3744 | 514 | |
d62a17ae | 515 | void ospf6_route_unlock(struct ospf6_route *route) |
508e53e2 | 516 | { |
d62a17ae | 517 | assert(route->lock > 0); |
518 | route->lock--; | |
519 | if (route->lock == 0) { | |
520 | /* Can't detach from the table until here | |
521 | because ospf6_route_next () will use | |
522 | the 'route->table' pointer for logging */ | |
523 | route->table = NULL; | |
524 | ospf6_route_delete(route); | |
525 | } | |
508e53e2 | 526 | } |
718e3744 | 527 | |
508e53e2 | 528 | /* Route compare function. If ra is more preferred, it returns |
529 | less than 0. If rb is more preferred returns greater than 0. | |
530 | Otherwise (neither one is preferred), returns 0 */ | |
d62a17ae | 531 | int ospf6_route_cmp(struct ospf6_route *ra, struct ospf6_route *rb) |
508e53e2 | 532 | { |
d62a17ae | 533 | assert(ospf6_route_is_same(ra, rb)); |
534 | assert(OSPF6_PATH_TYPE_NONE < ra->path.type | |
535 | && ra->path.type < OSPF6_PATH_TYPE_MAX); | |
536 | assert(OSPF6_PATH_TYPE_NONE < rb->path.type | |
537 | && rb->path.type < OSPF6_PATH_TYPE_MAX); | |
538 | ||
539 | if (ra->type != rb->type) | |
540 | return (ra->type - rb->type); | |
541 | ||
d62a17ae | 542 | if (ra->path.type != rb->path.type) |
543 | return (ra->path.type - rb->path.type); | |
544 | ||
545 | if (ra->path.type == OSPF6_PATH_TYPE_EXTERNAL2) { | |
546 | if (ra->path.u.cost_e2 != rb->path.u.cost_e2) | |
547 | return (ra->path.u.cost_e2 - rb->path.u.cost_e2); | |
07b37f93 CS |
548 | else |
549 | return (ra->path.cost - rb->path.cost); | |
d62a17ae | 550 | } else { |
551 | if (ra->path.cost != rb->path.cost) | |
552 | return (ra->path.cost - rb->path.cost); | |
553 | } | |
554 | ||
10efbdc2 CS |
555 | if (ra->path.area_id != rb->path.area_id) |
556 | return (ntohl(ra->path.area_id) - ntohl(rb->path.area_id)); | |
557 | ||
d62a17ae | 558 | return 0; |
718e3744 | 559 | } |
560 | ||
d62a17ae | 561 | struct ospf6_route *ospf6_route_lookup(struct prefix *prefix, |
562 | struct ospf6_route_table *table) | |
718e3744 | 563 | { |
d62a17ae | 564 | struct route_node *node; |
565 | struct ospf6_route *route; | |
718e3744 | 566 | |
d62a17ae | 567 | node = route_node_lookup(table->table, prefix); |
568 | if (node == NULL) | |
569 | return NULL; | |
508e53e2 | 570 | |
d62a17ae | 571 | route = (struct ospf6_route *)node->info; |
d107621d | 572 | route_unlock_node(node); /* to free the lookup lock */ |
d62a17ae | 573 | return route; |
508e53e2 | 574 | } |
718e3744 | 575 | |
508e53e2 | 576 | struct ospf6_route * |
d62a17ae | 577 | ospf6_route_lookup_identical(struct ospf6_route *route, |
578 | struct ospf6_route_table *table) | |
508e53e2 | 579 | { |
d62a17ae | 580 | struct ospf6_route *target; |
581 | ||
582 | for (target = ospf6_route_lookup(&route->prefix, table); target; | |
583 | target = target->next) { | |
996c9314 LB |
584 | if (target->type == route->type |
585 | && (memcmp(&target->prefix, &route->prefix, | |
586 | sizeof(struct prefix)) | |
587 | == 0) | |
588 | && target->path.type == route->path.type | |
589 | && target->path.cost == route->path.cost | |
590 | && target->path.u.cost_e2 == route->path.u.cost_e2 | |
591 | && ospf6_route_cmp_nexthops(target, route) == 0) | |
d62a17ae | 592 | return target; |
593 | } | |
594 | return NULL; | |
718e3744 | 595 | } |
596 | ||
508e53e2 | 597 | struct ospf6_route * |
d62a17ae | 598 | ospf6_route_lookup_bestmatch(struct prefix *prefix, |
599 | struct ospf6_route_table *table) | |
718e3744 | 600 | { |
d62a17ae | 601 | struct route_node *node; |
602 | struct ospf6_route *route; | |
718e3744 | 603 | |
d62a17ae | 604 | node = route_node_match(table->table, prefix); |
605 | if (node == NULL) | |
606 | return NULL; | |
607 | route_unlock_node(node); | |
718e3744 | 608 | |
d62a17ae | 609 | route = (struct ospf6_route *)node->info; |
610 | return route; | |
718e3744 | 611 | } |
612 | ||
e39d0538 | 613 | #ifdef DEBUG |
d62a17ae | 614 | static void route_table_assert(struct ospf6_route_table *table) |
718e3744 | 615 | { |
d62a17ae | 616 | struct ospf6_route *prev, *r, *next; |
d62a17ae | 617 | unsigned int link_error = 0, num = 0; |
618 | ||
619 | r = ospf6_route_head(table); | |
620 | prev = NULL; | |
621 | while (r) { | |
622 | if (r->prev != prev) | |
623 | link_error++; | |
624 | ||
625 | next = ospf6_route_next(r); | |
626 | ||
627 | if (r->next != next) | |
628 | link_error++; | |
629 | ||
630 | prev = r; | |
631 | r = next; | |
632 | } | |
633 | ||
634 | for (r = ospf6_route_head(table); r; r = ospf6_route_next(r)) | |
635 | num++; | |
636 | ||
637 | if (link_error == 0 && num == table->count) | |
638 | return; | |
639 | ||
450971aa | 640 | flog_err(EC_LIB_DEVELOPMENT, "PANIC !!"); |
1c50c1c0 QY |
641 | flog_err(EC_LIB_DEVELOPMENT, |
642 | "Something has gone wrong with ospf6_route_table[%p]", table); | |
d62a17ae | 643 | zlog_debug("table count = %d, real number = %d", table->count, num); |
644 | zlog_debug("DUMP START"); | |
2dbe669b DA |
645 | for (r = ospf6_route_head(table); r; r = ospf6_route_next(r)) |
646 | zlog_info("%p<-[%p]->%p : %pFX", r->prev, r, r->next, | |
647 | &r->prefix); | |
d62a17ae | 648 | zlog_debug("DUMP END"); |
649 | ||
650 | assert(link_error == 0 && num == table->count); | |
718e3744 | 651 | } |
cf1ce250 | 652 | #define ospf6_route_table_assert(t) (route_table_assert (t)) |
508e53e2 | 653 | #else |
cf1ce250 | 654 | #define ospf6_route_table_assert(t) ((void) 0) |
e39d0538 | 655 | #endif /*DEBUG*/ |
718e3744 | 656 | |
d62a17ae | 657 | struct ospf6_route *ospf6_route_add(struct ospf6_route *route, |
e285b70d | 658 | struct ospf6_route_table *table) |
718e3744 | 659 | { |
d62a17ae | 660 | struct route_node *node, *nextnode, *prevnode; |
661 | struct ospf6_route *current = NULL; | |
662 | struct ospf6_route *prev = NULL, *old = NULL, *next = NULL; | |
663 | char buf[PREFIX2STR_BUFFER]; | |
664 | struct timeval now; | |
665 | ||
666 | assert(route->rnode == NULL); | |
667 | assert(route->lock == 0); | |
668 | assert(route->next == NULL); | |
669 | assert(route->prev == NULL); | |
670 | ||
671 | if (route->type == OSPF6_DEST_TYPE_LINKSTATE) | |
672 | ospf6_linkstate_prefix2str(&route->prefix, buf, sizeof(buf)); | |
9142948e RW |
673 | else if (route->type == OSPF6_DEST_TYPE_ROUTER) |
674 | inet_ntop(AF_INET, &ADV_ROUTER_IN_PREFIX(&route->prefix), buf, | |
675 | sizeof(buf)); | |
d62a17ae | 676 | else |
677 | prefix2str(&route->prefix, buf, sizeof(buf)); | |
678 | ||
679 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
6942698d | 680 | zlog_debug("%s %p: route add %p: %s paths %u nh %u", |
d62a17ae | 681 | ospf6_route_table_name(table), (void *)table, |
6942698d CS |
682 | (void *)route, buf, listcount(route->paths), |
683 | listcount(route->nh_list)); | |
d62a17ae | 684 | else if (IS_OSPF6_DEBUG_ROUTE(TABLE)) |
685 | zlog_debug("%s: route add: %s", ospf6_route_table_name(table), | |
686 | buf); | |
687 | ||
688 | monotime(&now); | |
689 | ||
690 | node = route_node_get(table->table, &route->prefix); | |
691 | route->rnode = node; | |
692 | ||
693 | /* find place to insert */ | |
694 | for (current = node->info; current; current = current->next) { | |
695 | if (!ospf6_route_is_same(current, route)) | |
696 | next = current; | |
697 | else if (current->type != route->type) | |
698 | prev = current; | |
699 | else if (ospf6_route_is_same_origin(current, route)) | |
700 | old = current; | |
701 | else if (ospf6_route_cmp(current, route) > 0) | |
702 | next = current; | |
703 | else | |
704 | prev = current; | |
705 | ||
706 | if (old || next) | |
707 | break; | |
708 | } | |
718e3744 | 709 | |
d62a17ae | 710 | if (old) { |
711 | /* if route does not actually change, return unchanged */ | |
712 | if (ospf6_route_is_identical(old, route)) { | |
713 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
714 | zlog_debug( | |
07b37f93 | 715 | "%s %p: route add %p: needless update of %p old cost %u", |
d62a17ae | 716 | ospf6_route_table_name(table), |
717 | (void *)table, (void *)route, | |
07b37f93 | 718 | (void *)old, old->path.cost); |
d62a17ae | 719 | else if (IS_OSPF6_DEBUG_ROUTE(TABLE)) |
720 | zlog_debug("%s: route add: needless update", | |
721 | ospf6_route_table_name(table)); | |
722 | ||
723 | ospf6_route_delete(route); | |
724 | SET_FLAG(old->flag, OSPF6_ROUTE_ADD); | |
725 | ospf6_route_table_assert(table); | |
726 | ||
d107621d CS |
727 | /* to free the lookup lock */ |
728 | route_unlock_node(node); | |
d62a17ae | 729 | return old; |
730 | } | |
731 | ||
732 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
996c9314 | 733 | zlog_debug( |
6942698d | 734 | "%s %p: route add %p cost %u paths %u nh %u: update of %p cost %u paths %u nh %u", |
996c9314 | 735 | ospf6_route_table_name(table), (void *)table, |
03f3c1c1 | 736 | (void *)route, route->path.cost, |
6942698d | 737 | listcount(route->paths), |
03f3c1c1 | 738 | listcount(route->nh_list), (void *)old, |
6942698d CS |
739 | old->path.cost, listcount(old->paths), |
740 | listcount(old->nh_list)); | |
d62a17ae | 741 | else if (IS_OSPF6_DEBUG_ROUTE(TABLE)) |
742 | zlog_debug("%s: route add: update", | |
743 | ospf6_route_table_name(table)); | |
744 | ||
745 | /* replace old one if exists */ | |
746 | if (node->info == old) { | |
747 | node->info = route; | |
748 | SET_FLAG(route->flag, OSPF6_ROUTE_BEST); | |
35769de4 K |
749 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) |
750 | zlog_debug("%s: replace old route %s", | |
751 | __func__, buf); | |
d62a17ae | 752 | } |
753 | ||
754 | if (old->prev) | |
755 | old->prev->next = route; | |
756 | route->prev = old->prev; | |
757 | if (old->next) | |
758 | old->next->prev = route; | |
759 | route->next = old->next; | |
760 | ||
761 | route->installed = old->installed; | |
762 | route->changed = now; | |
763 | assert(route->table == NULL); | |
764 | route->table = table; | |
765 | ||
766 | ospf6_route_unlock(old); /* will be deleted later */ | |
767 | ospf6_route_lock(route); | |
768 | ||
769 | SET_FLAG(route->flag, OSPF6_ROUTE_CHANGE); | |
770 | ospf6_route_table_assert(table); | |
771 | ||
772 | if (table->hook_add) | |
e285b70d | 773 | (*table->hook_add)(route); |
d62a17ae | 774 | |
775 | return route; | |
776 | } | |
777 | ||
778 | /* insert if previous or next node found */ | |
779 | if (prev || next) { | |
780 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
781 | zlog_debug( | |
07b37f93 | 782 | "%s %p: route add %p cost %u: another path: prev %p, next %p node ref %u", |
d62a17ae | 783 | ospf6_route_table_name(table), (void *)table, |
07b37f93 | 784 | (void *)route, route->path.cost, (void *)prev, |
c10e14e9 | 785 | (void *)next, route_node_get_lock_count(node)); |
d62a17ae | 786 | else if (IS_OSPF6_DEBUG_ROUTE(TABLE)) |
07b37f93 CS |
787 | zlog_debug("%s: route add cost %u: another path found", |
788 | ospf6_route_table_name(table), | |
789 | route->path.cost); | |
d62a17ae | 790 | |
791 | if (prev == NULL) | |
792 | prev = next->prev; | |
793 | if (next == NULL) | |
794 | next = prev->next; | |
795 | ||
796 | if (prev) | |
797 | prev->next = route; | |
798 | route->prev = prev; | |
799 | if (next) | |
800 | next->prev = route; | |
801 | route->next = next; | |
802 | ||
803 | if (node->info == next) { | |
4f4060f6 | 804 | assert(next && next->rnode == node); |
d62a17ae | 805 | node->info = route; |
806 | UNSET_FLAG(next->flag, OSPF6_ROUTE_BEST); | |
807 | SET_FLAG(route->flag, OSPF6_ROUTE_BEST); | |
808 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
35769de4 | 809 | zlog_debug( |
c601fa3f | 810 | "%s %p: route add %p cost %u: replacing previous best: %p cost %u", |
d62a17ae | 811 | ospf6_route_table_name(table), |
812 | (void *)table, (void *)route, | |
35769de4 K |
813 | route->path.cost, (void *)next, |
814 | next->path.cost); | |
d62a17ae | 815 | } |
816 | ||
817 | route->installed = now; | |
818 | route->changed = now; | |
819 | assert(route->table == NULL); | |
820 | route->table = table; | |
821 | ||
822 | ospf6_route_lock(route); | |
823 | table->count++; | |
824 | ospf6_route_table_assert(table); | |
825 | ||
826 | SET_FLAG(route->flag, OSPF6_ROUTE_ADD); | |
827 | if (table->hook_add) | |
e285b70d | 828 | (*table->hook_add)(route); |
d62a17ae | 829 | |
830 | return route; | |
831 | } | |
832 | ||
833 | /* Else, this is the brand new route regarding to the prefix */ | |
834 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
c601fa3f | 835 | zlog_debug("%s %p: route add %p %s cost %u: brand new route", |
d62a17ae | 836 | ospf6_route_table_name(table), (void *)table, |
c601fa3f | 837 | (void *)route, buf, route->path.cost); |
d62a17ae | 838 | else if (IS_OSPF6_DEBUG_ROUTE(TABLE)) |
839 | zlog_debug("%s: route add: brand new route", | |
840 | ospf6_route_table_name(table)); | |
841 | ||
842 | assert(node->info == NULL); | |
843 | node->info = route; | |
844 | SET_FLAG(route->flag, OSPF6_ROUTE_BEST); | |
845 | ospf6_route_lock(route); | |
846 | route->installed = now; | |
847 | route->changed = now; | |
848 | assert(route->table == NULL); | |
849 | route->table = table; | |
850 | ||
851 | /* lookup real existing next route */ | |
852 | nextnode = node; | |
853 | route_lock_node(nextnode); | |
854 | do { | |
855 | nextnode = route_next(nextnode); | |
856 | } while (nextnode && nextnode->info == NULL); | |
857 | ||
858 | /* set next link */ | |
859 | if (nextnode == NULL) | |
860 | route->next = NULL; | |
861 | else { | |
862 | route_unlock_node(nextnode); | |
863 | ||
864 | next = nextnode->info; | |
865 | route->next = next; | |
866 | next->prev = route; | |
867 | } | |
868 | ||
869 | /* lookup real existing prev route */ | |
870 | prevnode = node; | |
871 | route_lock_node(prevnode); | |
872 | do { | |
873 | prevnode = route_prev(prevnode); | |
874 | } while (prevnode && prevnode->info == NULL); | |
875 | ||
876 | /* set prev link */ | |
877 | if (prevnode == NULL) | |
878 | route->prev = NULL; | |
879 | else { | |
880 | route_unlock_node(prevnode); | |
881 | ||
882 | prev = prevnode->info; | |
883 | while (prev->next && ospf6_route_is_same(prev, prev->next)) | |
884 | prev = prev->next; | |
885 | route->prev = prev; | |
886 | prev->next = route; | |
887 | } | |
888 | ||
889 | table->count++; | |
890 | ospf6_route_table_assert(table); | |
891 | ||
892 | SET_FLAG(route->flag, OSPF6_ROUTE_ADD); | |
893 | if (table->hook_add) | |
e285b70d | 894 | (*table->hook_add)(route); |
d62a17ae | 895 | |
896 | return route; | |
508e53e2 | 897 | } |
718e3744 | 898 | |
d62a17ae | 899 | void ospf6_route_remove(struct ospf6_route *route, |
e285b70d | 900 | struct ospf6_route_table *table) |
508e53e2 | 901 | { |
d62a17ae | 902 | struct route_node *node; |
903 | struct ospf6_route *current; | |
904 | char buf[PREFIX2STR_BUFFER]; | |
905 | ||
906 | if (route->type == OSPF6_DEST_TYPE_LINKSTATE) | |
907 | ospf6_linkstate_prefix2str(&route->prefix, buf, sizeof(buf)); | |
9142948e RW |
908 | else if (route->type == OSPF6_DEST_TYPE_ROUTER) |
909 | inet_ntop(AF_INET, &ADV_ROUTER_IN_PREFIX(&route->prefix), buf, | |
910 | sizeof(buf)); | |
d62a17ae | 911 | else |
912 | prefix2str(&route->prefix, buf, sizeof(buf)); | |
913 | ||
914 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
07b37f93 | 915 | zlog_debug("%s %p: route remove %p: %s cost %u refcount %u", |
d62a17ae | 916 | ospf6_route_table_name(table), (void *)table, |
07b37f93 | 917 | (void *)route, buf, route->path.cost, route->lock); |
d62a17ae | 918 | else if (IS_OSPF6_DEBUG_ROUTE(TABLE)) |
919 | zlog_debug("%s: route remove: %s", | |
920 | ospf6_route_table_name(table), buf); | |
921 | ||
922 | node = route_node_lookup(table->table, &route->prefix); | |
923 | assert(node); | |
924 | ||
925 | /* find the route to remove, making sure that the route pointer | |
926 | is from the route table. */ | |
927 | current = node->info; | |
d107621d | 928 | while (current && current != route) |
d62a17ae | 929 | current = current->next; |
d107621d | 930 | |
d62a17ae | 931 | assert(current == route); |
932 | ||
933 | /* adjust doubly linked list */ | |
934 | if (route->prev) | |
935 | route->prev->next = route->next; | |
936 | if (route->next) | |
937 | route->next->prev = route->prev; | |
938 | ||
939 | if (node->info == route) { | |
940 | if (route->next && route->next->rnode == node) { | |
941 | node->info = route->next; | |
942 | SET_FLAG(route->next->flag, OSPF6_ROUTE_BEST); | |
35769de4 K |
943 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) |
944 | zlog_debug("%s: remove route %s", __func__, | |
945 | buf); | |
d107621d CS |
946 | } else { |
947 | node->info = NULL; | |
948 | route->rnode = NULL; | |
949 | route_unlock_node(node); /* to free the original lock */ | |
950 | } | |
d62a17ae | 951 | } |
508e53e2 | 952 | |
d107621d | 953 | route_unlock_node(node); /* to free the lookup lock */ |
d62a17ae | 954 | table->count--; |
955 | ospf6_route_table_assert(table); | |
718e3744 | 956 | |
d62a17ae | 957 | SET_FLAG(route->flag, OSPF6_ROUTE_WAS_REMOVED); |
508e53e2 | 958 | |
dd2395e1 | 959 | /* Note hook_remove may call ospf6_route_remove */ |
d62a17ae | 960 | if (table->hook_remove) |
e285b70d | 961 | (*table->hook_remove)(route); |
cf1ce250 | 962 | |
d62a17ae | 963 | ospf6_route_unlock(route); |
964 | } | |
cf1ce250 | 965 | |
d62a17ae | 966 | struct ospf6_route *ospf6_route_head(struct ospf6_route_table *table) |
967 | { | |
968 | struct route_node *node; | |
969 | struct ospf6_route *route; | |
970 | ||
971 | node = route_top(table->table); | |
972 | if (node == NULL) | |
973 | return NULL; | |
974 | ||
975 | /* skip to the real existing entry */ | |
976 | while (node && node->info == NULL) | |
977 | node = route_next(node); | |
978 | if (node == NULL) | |
979 | return NULL; | |
980 | ||
981 | route_unlock_node(node); | |
982 | assert(node->info); | |
983 | ||
984 | route = (struct ospf6_route *)node->info; | |
985 | assert(route->prev == NULL); | |
986 | assert(route->table == table); | |
987 | ospf6_route_lock(route); | |
988 | ||
989 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) | |
990 | zlog_info("%s %p: route head: %p<-[%p]->%p", | |
991 | ospf6_route_table_name(table), (void *)table, | |
992 | (void *)route->prev, (void *)route, | |
993 | (void *)route->next); | |
994 | ||
995 | return route; | |
718e3744 | 996 | } |
997 | ||
d62a17ae | 998 | struct ospf6_route *ospf6_route_next(struct ospf6_route *route) |
718e3744 | 999 | { |
d62a17ae | 1000 | struct ospf6_route *next = route->next; |
718e3744 | 1001 | |
d62a17ae | 1002 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) |
a2d0055a | 1003 | zlog_info("%s %p: route next: %p<-[%p]->%p , route ref count %u", |
d62a17ae | 1004 | ospf6_route_table_name(route->table), |
1005 | (void *)route->table, (void *)route->prev, | |
a2d0055a CS |
1006 | (void *)route, (void *)route->next, |
1007 | route->lock); | |
cf1ce250 | 1008 | |
d62a17ae | 1009 | ospf6_route_unlock(route); |
1010 | if (next) | |
1011 | ospf6_route_lock(next); | |
718e3744 | 1012 | |
d62a17ae | 1013 | return next; |
508e53e2 | 1014 | } |
718e3744 | 1015 | |
d62a17ae | 1016 | struct ospf6_route *ospf6_route_best_next(struct ospf6_route *route) |
508e53e2 | 1017 | { |
d62a17ae | 1018 | struct route_node *rnode; |
1019 | struct ospf6_route *next; | |
1020 | ||
1021 | ospf6_route_unlock(route); | |
1022 | ||
1023 | rnode = route->rnode; | |
1024 | route_lock_node(rnode); | |
1025 | rnode = route_next(rnode); | |
1026 | while (rnode && rnode->info == NULL) | |
1027 | rnode = route_next(rnode); | |
1028 | if (rnode == NULL) | |
1029 | return NULL; | |
1030 | route_unlock_node(rnode); | |
1031 | ||
1032 | assert(rnode->info); | |
1033 | next = (struct ospf6_route *)rnode->info; | |
1034 | ospf6_route_lock(next); | |
1035 | return next; | |
508e53e2 | 1036 | } |
718e3744 | 1037 | |
d62a17ae | 1038 | struct ospf6_route *ospf6_route_match_head(struct prefix *prefix, |
1039 | struct ospf6_route_table *table) | |
508e53e2 | 1040 | { |
d62a17ae | 1041 | struct route_node *node; |
1042 | struct ospf6_route *route; | |
1043 | ||
1044 | /* Walk down tree. */ | |
1045 | node = table->table->top; | |
1046 | while (node && node->p.prefixlen < prefix->prefixlen | |
1047 | && prefix_match(&node->p, prefix)) | |
1048 | node = node->link[prefix_bit(&prefix->u.prefix, | |
1049 | node->p.prefixlen)]; | |
1050 | ||
1051 | if (node) | |
1052 | route_lock_node(node); | |
1053 | while (node && node->info == NULL) | |
1054 | node = route_next(node); | |
1055 | if (node == NULL) | |
1056 | return NULL; | |
1057 | route_unlock_node(node); | |
1058 | ||
1059 | if (!prefix_match(prefix, &node->p)) | |
1060 | return NULL; | |
1061 | ||
1062 | route = node->info; | |
1063 | ospf6_route_lock(route); | |
1064 | return route; | |
508e53e2 | 1065 | } |
718e3744 | 1066 | |
d62a17ae | 1067 | struct ospf6_route *ospf6_route_match_next(struct prefix *prefix, |
1068 | struct ospf6_route *route) | |
508e53e2 | 1069 | { |
d62a17ae | 1070 | struct ospf6_route *next; |
508e53e2 | 1071 | |
d62a17ae | 1072 | next = ospf6_route_next(route); |
1073 | if (next && !prefix_match(prefix, &next->prefix)) { | |
1074 | ospf6_route_unlock(next); | |
1075 | next = NULL; | |
1076 | } | |
508e53e2 | 1077 | |
d62a17ae | 1078 | return next; |
718e3744 | 1079 | } |
1080 | ||
e285b70d | 1081 | void ospf6_route_remove_all(struct ospf6_route_table *table) |
718e3744 | 1082 | { |
d62a17ae | 1083 | struct ospf6_route *route; |
1084 | for (route = ospf6_route_head(table); route; | |
1085 | route = ospf6_route_next(route)) | |
e285b70d | 1086 | ospf6_route_remove(route, table); |
718e3744 | 1087 | } |
1088 | ||
d62a17ae | 1089 | struct ospf6_route_table *ospf6_route_table_create(int s, int t) |
718e3744 | 1090 | { |
d62a17ae | 1091 | struct ospf6_route_table *new; |
de4a0bda PR |
1092 | new = XCALLOC(MTYPE_OSPF6_ROUTE_TABLE, |
1093 | sizeof(struct ospf6_route_table)); | |
d62a17ae | 1094 | new->table = route_table_init(); |
1095 | new->scope_type = s; | |
1096 | new->table_type = t; | |
1097 | return new; | |
718e3744 | 1098 | } |
1099 | ||
e285b70d | 1100 | void ospf6_route_table_delete(struct ospf6_route_table *table) |
718e3744 | 1101 | { |
e285b70d | 1102 | ospf6_route_remove_all(table); |
d62a17ae | 1103 | route_table_finish(table->table); |
de4a0bda | 1104 | XFREE(MTYPE_OSPF6_ROUTE_TABLE, table); |
718e3744 | 1105 | } |
1106 | ||
6b0655a2 | 1107 | |
508e53e2 | 1108 | /* VTY commands */ |
eacd0828 | 1109 | void ospf6_route_show(struct vty *vty, struct ospf6_route *route, |
a49ef569 | 1110 | json_object *json_routes, bool use_json) |
718e3744 | 1111 | { |
d62a17ae | 1112 | int i; |
1113 | char destination[PREFIX2STR_BUFFER], nexthop[64]; | |
68bfcc05 | 1114 | char duration[64]; |
d62a17ae | 1115 | struct timeval now, res; |
1116 | struct listnode *node; | |
1117 | struct ospf6_nexthop *nh; | |
eacd0828 YR |
1118 | json_object *json_route = NULL; |
1119 | json_object *json_array_next_hops = NULL; | |
1120 | json_object *json_next_hop; | |
d62a17ae | 1121 | |
1122 | monotime(&now); | |
1123 | timersub(&now, &route->changed, &res); | |
1124 | timerstring(&res, duration, sizeof(duration)); | |
1125 | ||
1126 | /* destination */ | |
1127 | if (route->type == OSPF6_DEST_TYPE_LINKSTATE) | |
1128 | ospf6_linkstate_prefix2str(&route->prefix, destination, | |
1129 | sizeof(destination)); | |
1130 | else if (route->type == OSPF6_DEST_TYPE_ROUTER) | |
1131 | inet_ntop(route->prefix.family, &route->prefix.u.prefix, | |
1132 | destination, sizeof(destination)); | |
1133 | else | |
1134 | prefix2str(&route->prefix, destination, sizeof(destination)); | |
1135 | ||
eacd0828 YR |
1136 | if (use_json) { |
1137 | json_route = json_object_new_object(); | |
eacd0828 YR |
1138 | json_object_boolean_add(json_route, "isBestRoute", |
1139 | ospf6_route_is_best(route)); | |
1140 | json_object_string_add(json_route, "destinationType", | |
1141 | OSPF6_DEST_TYPE_SUBSTR(route->type)); | |
1142 | json_object_string_add( | |
1143 | json_route, "pathType", | |
1144 | OSPF6_PATH_TYPE_SUBSTR(route->path.type)); | |
1145 | json_object_string_add(json_route, "duration", duration); | |
1146 | } | |
1147 | ||
1148 | /* Nexthops */ | |
1149 | if (use_json) | |
1150 | json_array_next_hops = json_object_new_array(); | |
1151 | else | |
1152 | i = 0; | |
d62a17ae | 1153 | for (ALL_LIST_ELEMENTS_RO(route->nh_list, node, nh)) { |
beadc736 | 1154 | struct interface *ifp; |
d62a17ae | 1155 | /* nexthop */ |
1156 | inet_ntop(AF_INET6, &nh->address, nexthop, sizeof(nexthop)); | |
beadc736 | 1157 | ifp = if_lookup_by_index_all_vrf(nh->ifindex); |
eacd0828 YR |
1158 | if (use_json) { |
1159 | json_next_hop = json_object_new_object(); | |
1160 | json_object_string_add(json_next_hop, "nextHop", | |
1161 | nexthop); | |
1162 | json_object_string_add(json_next_hop, "interfaceName", | |
1163 | ifp->name); | |
1164 | json_object_array_add(json_array_next_hops, | |
1165 | json_next_hop); | |
1166 | } else { | |
1167 | if (!i) { | |
1168 | vty_out(vty, "%c%1s %2s %-30s %-25s %6.*s %s\n", | |
1169 | (ospf6_route_is_best(route) ? '*' | |
1170 | : ' '), | |
1171 | OSPF6_DEST_TYPE_SUBSTR(route->type), | |
1172 | OSPF6_PATH_TYPE_SUBSTR( | |
1173 | route->path.type), | |
1174 | destination, nexthop, IFNAMSIZ, | |
1175 | ifp->name, duration); | |
1176 | i++; | |
1177 | } else | |
1178 | vty_out(vty, "%c%1s %2s %-30s %-25s %6.*s %s\n", | |
1179 | ' ', "", "", "", nexthop, IFNAMSIZ, | |
1180 | ifp->name, ""); | |
1181 | } | |
1182 | } | |
1183 | if (use_json) { | |
1184 | json_object_object_add(json_route, "nextHops", | |
1185 | json_array_next_hops); | |
a49ef569 | 1186 | json_object_object_add(json_routes, destination, json_route); |
c3c0ac83 | 1187 | } |
718e3744 | 1188 | } |
1189 | ||
eacd0828 | 1190 | void ospf6_route_show_detail(struct vty *vty, struct ospf6_route *route, |
a49ef569 | 1191 | json_object *json_routes, bool use_json) |
718e3744 | 1192 | { |
eacd0828 | 1193 | char destination[PREFIX2STR_BUFFER], nexthop[64]; |
d62a17ae | 1194 | char area_id[16], id[16], adv_router[16], capa[16], options[16]; |
b0822151 | 1195 | char pfx_options[16]; |
d62a17ae | 1196 | struct timeval now, res; |
68bfcc05 | 1197 | char duration[64]; |
d62a17ae | 1198 | struct listnode *node; |
1199 | struct ospf6_nexthop *nh; | |
eacd0828 YR |
1200 | char flag[6]; |
1201 | json_object *json_route = NULL; | |
1202 | json_object *json_array_next_hops = NULL; | |
1203 | json_object *json_next_hop; | |
d62a17ae | 1204 | |
1205 | monotime(&now); | |
1206 | ||
1207 | /* destination */ | |
1208 | if (route->type == OSPF6_DEST_TYPE_LINKSTATE) | |
1209 | ospf6_linkstate_prefix2str(&route->prefix, destination, | |
1210 | sizeof(destination)); | |
1211 | else if (route->type == OSPF6_DEST_TYPE_ROUTER) | |
1212 | inet_ntop(route->prefix.family, &route->prefix.u.prefix, | |
1213 | destination, sizeof(destination)); | |
1214 | else | |
1215 | prefix2str(&route->prefix, destination, sizeof(destination)); | |
d62a17ae | 1216 | |
eacd0828 YR |
1217 | if (use_json) { |
1218 | json_route = json_object_new_object(); | |
eacd0828 YR |
1219 | json_object_string_add(json_route, "destinationType", |
1220 | OSPF6_DEST_TYPE_NAME(route->type)); | |
1221 | } else { | |
1222 | vty_out(vty, "Destination: %s\n", destination); | |
1223 | vty_out(vty, "Destination type: %s\n", | |
1224 | OSPF6_DEST_TYPE_NAME(route->type)); | |
1225 | } | |
d62a17ae | 1226 | |
1227 | /* Time */ | |
1228 | timersub(&now, &route->installed, &res); | |
1229 | timerstring(&res, duration, sizeof(duration)); | |
eacd0828 YR |
1230 | if (use_json) |
1231 | json_object_string_add(json_route, "installedTimeSince", | |
1232 | duration); | |
1233 | else | |
1234 | vty_out(vty, "Installed Time: %s ago\n", duration); | |
d62a17ae | 1235 | |
1236 | timersub(&now, &route->changed, &res); | |
1237 | timerstring(&res, duration, sizeof(duration)); | |
eacd0828 YR |
1238 | if (use_json) |
1239 | json_object_string_add(json_route, "changedTimeSince", | |
1240 | duration); | |
1241 | else | |
1242 | vty_out(vty, "Changed Time: %s ago\n", duration); | |
d62a17ae | 1243 | |
1244 | /* Debugging info */ | |
eacd0828 YR |
1245 | if (use_json) { |
1246 | json_object_int_add(json_route, "numberOfLock", route->lock); | |
1247 | snprintf( | |
1248 | flag, sizeof(flag), "%s%s%s%s", | |
1249 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_BEST) ? "B" : "-"), | |
1250 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_ADD) ? "A" : "-"), | |
1251 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_REMOVE) ? "R" | |
1252 | : "-"), | |
1253 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_CHANGE) ? "C" | |
1254 | : "-")); | |
1255 | json_object_string_add(json_route, "flags", flag); | |
1256 | } else { | |
1257 | vty_out(vty, "Lock: %d Flags: %s%s%s%s\n", route->lock, | |
1258 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_BEST) ? "B" : "-"), | |
1259 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_ADD) ? "A" : "-"), | |
1260 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_REMOVE) ? "R" | |
1261 | : "-"), | |
1262 | (CHECK_FLAG(route->flag, OSPF6_ROUTE_CHANGE) ? "C" | |
1263 | : "-")); | |
1264 | vty_out(vty, "Memory: prev: %p this: %p next: %p\n", | |
1265 | (void *)route->prev, (void *)route, | |
1266 | (void *)route->next); | |
1267 | } | |
d62a17ae | 1268 | |
1269 | /* Path section */ | |
1270 | ||
1271 | /* Area-ID */ | |
1272 | inet_ntop(AF_INET, &route->path.area_id, area_id, sizeof(area_id)); | |
eacd0828 YR |
1273 | if (use_json) |
1274 | json_object_string_add(json_route, "associatedArea", area_id); | |
1275 | else | |
1276 | vty_out(vty, "Associated Area: %s\n", area_id); | |
d62a17ae | 1277 | |
1278 | /* Path type */ | |
eacd0828 YR |
1279 | if (use_json) |
1280 | json_object_string_add(json_route, "pathType", | |
1281 | OSPF6_PATH_TYPE_NAME(route->path.type)); | |
1282 | else | |
1283 | vty_out(vty, "Path Type: %s\n", | |
1284 | OSPF6_PATH_TYPE_NAME(route->path.type)); | |
d62a17ae | 1285 | |
1286 | /* LS Origin */ | |
1287 | inet_ntop(AF_INET, &route->path.origin.id, id, sizeof(id)); | |
1288 | inet_ntop(AF_INET, &route->path.origin.adv_router, adv_router, | |
1289 | sizeof(adv_router)); | |
eacd0828 YR |
1290 | if (use_json) { |
1291 | json_object_string_add( | |
1292 | json_route, "lsOriginRoutePathType", | |
1293 | ospf6_lstype_name(route->path.origin.type)); | |
1294 | json_object_string_add(json_route, "lsId", id); | |
1295 | json_object_string_add(json_route, "lsAdvertisingRouter", | |
1296 | adv_router); | |
1297 | } else { | |
1298 | vty_out(vty, "LS Origin: %s Id: %s Adv: %s\n", | |
1299 | ospf6_lstype_name(route->path.origin.type), id, | |
1300 | adv_router); | |
1301 | } | |
d62a17ae | 1302 | |
1303 | /* Options */ | |
1304 | ospf6_options_printbuf(route->path.options, options, sizeof(options)); | |
eacd0828 YR |
1305 | if (use_json) |
1306 | json_object_string_add(json_route, "options", options); | |
1307 | else | |
1308 | vty_out(vty, "Options: %s\n", options); | |
d62a17ae | 1309 | |
1310 | /* Router Bits */ | |
1311 | ospf6_capability_printbuf(route->path.router_bits, capa, sizeof(capa)); | |
eacd0828 YR |
1312 | if (use_json) |
1313 | json_object_string_add(json_route, "routerBits", capa); | |
1314 | else | |
1315 | vty_out(vty, "Router Bits: %s\n", capa); | |
d62a17ae | 1316 | |
1317 | /* Prefix Options */ | |
b0822151 DL |
1318 | ospf6_prefix_options_printbuf(route->prefix_options, pfx_options, |
1319 | sizeof(pfx_options)); | |
eacd0828 | 1320 | if (use_json) |
b0822151 DL |
1321 | json_object_string_add(json_route, "prefixOptions", |
1322 | pfx_options); | |
eacd0828 | 1323 | else |
b0822151 | 1324 | vty_out(vty, "Prefix Options: %s\n", pfx_options); |
d62a17ae | 1325 | |
1326 | /* Metrics */ | |
eacd0828 YR |
1327 | if (use_json) { |
1328 | json_object_int_add(json_route, "metricType", | |
1329 | route->path.metric_type); | |
1330 | json_object_int_add(json_route, "metricCost", route->path.cost); | |
1331 | json_object_int_add(json_route, "metricCostE2", | |
1332 | route->path.u.cost_e2); | |
1333 | ||
1334 | json_object_int_add(json_route, "pathsCount", | |
1335 | route->paths->count); | |
1336 | json_object_int_add(json_route, "nextHopCount", | |
1337 | route->nh_list->count); | |
1338 | } else { | |
1339 | vty_out(vty, "Metric Type: %d\n", route->path.metric_type); | |
1340 | vty_out(vty, "Metric: %d (%d)\n", route->path.cost, | |
1341 | route->path.u.cost_e2); | |
1342 | ||
1343 | vty_out(vty, "Paths count: %u\n", route->paths->count); | |
1344 | vty_out(vty, "Nexthop count: %u\n", route->nh_list->count); | |
1345 | } | |
d62a17ae | 1346 | |
1347 | /* Nexthops */ | |
eacd0828 YR |
1348 | if (use_json) |
1349 | json_array_next_hops = json_object_new_array(); | |
1350 | else | |
1351 | vty_out(vty, "Nexthop:\n"); | |
1352 | ||
d62a17ae | 1353 | for (ALL_LIST_ELEMENTS_RO(route->nh_list, node, nh)) { |
beadc736 | 1354 | struct interface *ifp; |
beadc736 | 1355 | ifp = if_lookup_by_index_all_vrf(nh->ifindex); |
eacd0828 YR |
1356 | /* nexthop */ |
1357 | if (use_json) { | |
1358 | inet_ntop(AF_INET6, &nh->address, nexthop, | |
1359 | sizeof(nexthop)); | |
1360 | json_next_hop = json_object_new_object(); | |
1361 | json_object_string_add(json_next_hop, "nextHop", | |
1362 | nexthop); | |
1363 | json_object_string_add(json_next_hop, "interfaceName", | |
1364 | ifp->name); | |
1365 | json_object_array_add(json_array_next_hops, | |
1366 | json_next_hop); | |
1367 | } else | |
1368 | vty_out(vty, " %pI6 %.*s\n", &nh->address, IFNAMSIZ, | |
1369 | ifp->name); | |
d62a17ae | 1370 | } |
eacd0828 YR |
1371 | if (use_json) { |
1372 | json_object_object_add(json_route, "nextHops", | |
1373 | json_array_next_hops); | |
a49ef569 | 1374 | json_object_object_add(json_routes, destination, json_route); |
eacd0828 YR |
1375 | } else |
1376 | vty_out(vty, "\n"); | |
508e53e2 | 1377 | } |
718e3744 | 1378 | |
d62a17ae | 1379 | static void ospf6_route_show_table_summary(struct vty *vty, |
eacd0828 YR |
1380 | struct ospf6_route_table *table, |
1381 | json_object *json, bool use_json) | |
508e53e2 | 1382 | { |
d62a17ae | 1383 | struct ospf6_route *route, *prev = NULL; |
1384 | int i, pathtype[OSPF6_PATH_TYPE_MAX]; | |
1385 | unsigned int number = 0; | |
1386 | int nh_count = 0, nhinval = 0, ecmp = 0; | |
1387 | int alternative = 0, destination = 0; | |
eacd0828 | 1388 | char path_str[30]; |
d62a17ae | 1389 | |
1390 | for (i = 0; i < OSPF6_PATH_TYPE_MAX; i++) | |
1391 | pathtype[i] = 0; | |
1392 | ||
1393 | for (route = ospf6_route_head(table); route; | |
1394 | route = ospf6_route_next(route)) { | |
1395 | if (prev == NULL || !ospf6_route_is_same(prev, route)) | |
1396 | destination++; | |
1397 | else | |
1398 | alternative++; | |
1399 | nh_count = ospf6_num_nexthops(route->nh_list); | |
1400 | if (!nh_count) | |
1401 | nhinval++; | |
1402 | else if (nh_count > 1) | |
1403 | ecmp++; | |
1404 | pathtype[route->path.type]++; | |
1405 | number++; | |
1406 | ||
1407 | prev = route; | |
1408 | } | |
1409 | ||
1410 | assert(number == table->count); | |
eacd0828 YR |
1411 | if (use_json) { |
1412 | json_object_int_add(json, "numberOfOspfv3Routes", number); | |
1413 | json_object_int_add(json, "numberOfDestination", destination); | |
1414 | json_object_int_add(json, "numberOfAlternativeRoutes", | |
1415 | alternative); | |
1416 | json_object_int_add(json, "numberOfEcmp", ecmp); | |
1417 | } else { | |
1418 | vty_out(vty, "Number of OSPFv3 routes: %d\n", number); | |
1419 | vty_out(vty, "Number of Destination: %d\n", destination); | |
1420 | vty_out(vty, "Number of Alternative routes: %d\n", alternative); | |
1421 | vty_out(vty, "Number of Equal Cost Multi Path: %d\n", ecmp); | |
1422 | } | |
d62a17ae | 1423 | for (i = OSPF6_PATH_TYPE_INTRA; i <= OSPF6_PATH_TYPE_EXTERNAL2; i++) { |
eacd0828 YR |
1424 | if (use_json) { |
1425 | snprintf(path_str, sizeof(path_str), "numberOf%sRoutes", | |
1426 | OSPF6_PATH_TYPE_JSON(i)); | |
1427 | json_object_int_add(json, path_str, pathtype[i]); | |
1428 | } else | |
1429 | vty_out(vty, "Number of %s routes: %d\n", | |
1430 | OSPF6_PATH_TYPE_NAME(i), pathtype[i]); | |
d62a17ae | 1431 | } |
4846ef64 | 1432 | } |
1433 | ||
d62a17ae | 1434 | static void ospf6_route_show_table_prefix(struct vty *vty, |
1435 | struct prefix *prefix, | |
eacd0828 YR |
1436 | struct ospf6_route_table *table, |
1437 | json_object *json, bool use_json) | |
4846ef64 | 1438 | { |
d62a17ae | 1439 | struct ospf6_route *route; |
a49ef569 | 1440 | json_object *json_routes = NULL; |
d62a17ae | 1441 | |
1442 | route = ospf6_route_lookup(prefix, table); | |
1443 | if (route == NULL) | |
1444 | return; | |
1445 | ||
eacd0828 | 1446 | if (use_json) |
a49ef569 | 1447 | json_routes = json_object_new_object(); |
d62a17ae | 1448 | ospf6_route_lock(route); |
1449 | while (route && ospf6_route_is_prefix(prefix, route)) { | |
1450 | /* Specifying a prefix will always display details */ | |
a49ef569 | 1451 | ospf6_route_show_detail(vty, route, json_routes, use_json); |
d62a17ae | 1452 | route = ospf6_route_next(route); |
1453 | } | |
eacd0828 YR |
1454 | |
1455 | if (use_json) | |
a49ef569 | 1456 | json_object_object_add(json, "routes", json_routes); |
d62a17ae | 1457 | if (route) |
1458 | ospf6_route_unlock(route); | |
4846ef64 | 1459 | } |
1460 | ||
d62a17ae | 1461 | static void ospf6_route_show_table_address(struct vty *vty, |
1462 | struct prefix *prefix, | |
eacd0828 YR |
1463 | struct ospf6_route_table *table, |
1464 | json_object *json, bool use_json) | |
4846ef64 | 1465 | { |
d62a17ae | 1466 | struct ospf6_route *route; |
a49ef569 | 1467 | json_object *json_routes = NULL; |
d62a17ae | 1468 | |
1469 | route = ospf6_route_lookup_bestmatch(prefix, table); | |
1470 | if (route == NULL) | |
1471 | return; | |
1472 | ||
eacd0828 | 1473 | if (use_json) |
a49ef569 | 1474 | json_routes = json_object_new_object(); |
d62a17ae | 1475 | prefix = &route->prefix; |
1476 | ospf6_route_lock(route); | |
1477 | while (route && ospf6_route_is_prefix(prefix, route)) { | |
1478 | /* Specifying a prefix will always display details */ | |
a49ef569 | 1479 | ospf6_route_show_detail(vty, route, json_routes, use_json); |
d62a17ae | 1480 | route = ospf6_route_next(route); |
1481 | } | |
eacd0828 | 1482 | if (use_json) |
a49ef569 | 1483 | json_object_object_add(json, "routes", json_routes); |
d62a17ae | 1484 | if (route) |
1485 | ospf6_route_unlock(route); | |
4846ef64 | 1486 | } |
1487 | ||
d62a17ae | 1488 | static void ospf6_route_show_table_match(struct vty *vty, int detail, |
1489 | struct prefix *prefix, | |
eacd0828 YR |
1490 | struct ospf6_route_table *table, |
1491 | json_object *json, bool use_json) | |
4846ef64 | 1492 | { |
d62a17ae | 1493 | struct ospf6_route *route; |
a49ef569 | 1494 | json_object *json_routes = NULL; |
eacd0828 | 1495 | |
d62a17ae | 1496 | assert(prefix->family); |
1497 | ||
1498 | route = ospf6_route_match_head(prefix, table); | |
eacd0828 | 1499 | if (use_json) |
a49ef569 | 1500 | json_routes = json_object_new_object(); |
d62a17ae | 1501 | while (route) { |
1502 | if (detail) | |
a49ef569 | 1503 | ospf6_route_show_detail(vty, route, json_routes, |
eacd0828 | 1504 | use_json); |
d62a17ae | 1505 | else |
a49ef569 | 1506 | ospf6_route_show(vty, route, json_routes, use_json); |
d62a17ae | 1507 | route = ospf6_route_match_next(prefix, route); |
1508 | } | |
eacd0828 | 1509 | if (use_json) |
a49ef569 | 1510 | json_object_object_add(json, "routes", json_routes); |
4846ef64 | 1511 | } |
1512 | ||
d62a17ae | 1513 | static void ospf6_route_show_table_type(struct vty *vty, int detail, |
d7c0a89a | 1514 | uint8_t type, |
eacd0828 YR |
1515 | struct ospf6_route_table *table, |
1516 | json_object *json, bool use_json) | |
4846ef64 | 1517 | { |
d62a17ae | 1518 | struct ospf6_route *route; |
a49ef569 | 1519 | json_object *json_routes = NULL; |
d62a17ae | 1520 | |
1521 | route = ospf6_route_head(table); | |
eacd0828 | 1522 | if (use_json) |
a49ef569 | 1523 | json_routes = json_object_new_object(); |
d62a17ae | 1524 | while (route) { |
1525 | if (route->path.type == type) { | |
1526 | if (detail) | |
a49ef569 | 1527 | ospf6_route_show_detail(vty, route, json_routes, |
eacd0828 | 1528 | use_json); |
d62a17ae | 1529 | else |
a49ef569 | 1530 | ospf6_route_show(vty, route, json_routes, |
eacd0828 | 1531 | use_json); |
d62a17ae | 1532 | } |
1533 | route = ospf6_route_next(route); | |
1534 | } | |
eacd0828 | 1535 | if (use_json) |
a49ef569 | 1536 | json_object_object_add(json, "routes", json_routes); |
4846ef64 | 1537 | } |
1538 | ||
d62a17ae | 1539 | static void ospf6_route_show_table(struct vty *vty, int detail, |
eacd0828 YR |
1540 | struct ospf6_route_table *table, |
1541 | json_object *json, bool use_json) | |
4846ef64 | 1542 | { |
d62a17ae | 1543 | struct ospf6_route *route; |
a49ef569 | 1544 | json_object *json_routes = NULL; |
d62a17ae | 1545 | |
1546 | route = ospf6_route_head(table); | |
eacd0828 | 1547 | if (use_json) |
a49ef569 | 1548 | json_routes = json_object_new_object(); |
d62a17ae | 1549 | while (route) { |
1550 | if (detail) | |
a49ef569 | 1551 | ospf6_route_show_detail(vty, route, json_routes, |
eacd0828 | 1552 | use_json); |
d62a17ae | 1553 | else |
a49ef569 | 1554 | ospf6_route_show(vty, route, json_routes, use_json); |
d62a17ae | 1555 | route = ospf6_route_next(route); |
1556 | } | |
eacd0828 | 1557 | if (use_json) |
a49ef569 | 1558 | json_object_object_add(json, "routes", json_routes); |
718e3744 | 1559 | } |
1560 | ||
d62a17ae | 1561 | int ospf6_route_table_show(struct vty *vty, int argc_start, int argc, |
1562 | struct cmd_token **argv, | |
eacd0828 | 1563 | struct ospf6_route_table *table, bool use_json) |
718e3744 | 1564 | { |
d62a17ae | 1565 | int summary = 0; |
1566 | int match = 0; | |
1567 | int detail = 0; | |
1568 | int slash = 0; | |
1569 | int isprefix = 0; | |
1570 | int i, ret; | |
1571 | struct prefix prefix; | |
d7c0a89a | 1572 | uint8_t type = 0; |
eacd0828 YR |
1573 | int arg_end = use_json ? (argc - 1) : argc; |
1574 | json_object *json = NULL; | |
d62a17ae | 1575 | |
1576 | memset(&prefix, 0, sizeof(struct prefix)); | |
1577 | ||
eacd0828 YR |
1578 | if (use_json) |
1579 | json = json_object_new_object(); | |
1580 | ||
1581 | for (i = argc_start; i < arg_end; i++) { | |
d62a17ae | 1582 | if (strmatch(argv[i]->text, "summary")) { |
1583 | summary++; | |
1584 | continue; | |
1585 | } | |
1586 | ||
1587 | if (strmatch(argv[i]->text, "intra-area")) { | |
1588 | type = OSPF6_PATH_TYPE_INTRA; | |
1589 | continue; | |
1590 | } | |
1591 | ||
1592 | if (strmatch(argv[i]->text, "inter-area")) { | |
1593 | type = OSPF6_PATH_TYPE_INTER; | |
1594 | continue; | |
1595 | } | |
1596 | ||
1597 | if (strmatch(argv[i]->text, "external-1")) { | |
1598 | type = OSPF6_PATH_TYPE_EXTERNAL1; | |
1599 | continue; | |
1600 | } | |
1601 | ||
1602 | if (strmatch(argv[i]->text, "external-2")) { | |
1603 | type = OSPF6_PATH_TYPE_EXTERNAL2; | |
1604 | continue; | |
1605 | } | |
1606 | ||
1607 | if (strmatch(argv[i]->text, "detail")) { | |
1608 | detail++; | |
1609 | continue; | |
1610 | } | |
1611 | ||
1612 | if (strmatch(argv[i]->text, "match")) { | |
1613 | match++; | |
1614 | continue; | |
1615 | } | |
1616 | ||
1617 | ret = str2prefix(argv[i]->arg, &prefix); | |
1618 | if (ret == 1 && prefix.family == AF_INET6) { | |
1619 | isprefix++; | |
1620 | if (strchr(argv[i]->arg, '/')) | |
1621 | slash++; | |
1622 | continue; | |
1623 | } | |
eacd0828 YR |
1624 | if (use_json) |
1625 | json_object_string_add(json, "malformedArgument", | |
1626 | argv[i]->arg); | |
1627 | else | |
1628 | vty_out(vty, "Malformed argument: %s\n", argv[i]->arg); | |
d62a17ae | 1629 | |
d62a17ae | 1630 | return CMD_SUCCESS; |
1631 | } | |
1632 | ||
1633 | /* Give summary of this route table */ | |
1634 | if (summary) { | |
eacd0828 YR |
1635 | ospf6_route_show_table_summary(vty, table, json, use_json); |
1636 | if (use_json) { | |
1637 | vty_out(vty, "%s\n", | |
1638 | json_object_to_json_string_ext( | |
1639 | json, JSON_C_TO_STRING_PRETTY)); | |
1640 | json_object_free(json); | |
1641 | } | |
d62a17ae | 1642 | return CMD_SUCCESS; |
1643 | } | |
1644 | ||
1645 | /* Give exact prefix-match route */ | |
1646 | if (isprefix && !match) { | |
1647 | /* If exact address, give best matching route */ | |
1648 | if (!slash) | |
eacd0828 YR |
1649 | ospf6_route_show_table_address(vty, &prefix, table, |
1650 | json, use_json); | |
d62a17ae | 1651 | else |
eacd0828 YR |
1652 | ospf6_route_show_table_prefix(vty, &prefix, table, json, |
1653 | use_json); | |
1654 | ||
1655 | if (use_json) { | |
1656 | vty_out(vty, "%s\n", | |
1657 | json_object_to_json_string_ext( | |
1658 | json, JSON_C_TO_STRING_PRETTY)); | |
1659 | json_object_free(json); | |
1660 | } | |
d62a17ae | 1661 | return CMD_SUCCESS; |
1662 | } | |
1663 | ||
1664 | if (match) | |
eacd0828 YR |
1665 | ospf6_route_show_table_match(vty, detail, &prefix, table, json, |
1666 | use_json); | |
d62a17ae | 1667 | else if (type) |
eacd0828 YR |
1668 | ospf6_route_show_table_type(vty, detail, type, table, json, |
1669 | use_json); | |
d62a17ae | 1670 | else |
eacd0828 | 1671 | ospf6_route_show_table(vty, detail, table, json, use_json); |
d62a17ae | 1672 | |
eacd0828 YR |
1673 | if (use_json) { |
1674 | vty_out(vty, "%s\n", | |
1675 | json_object_to_json_string_ext( | |
1676 | json, JSON_C_TO_STRING_PRETTY)); | |
1677 | json_object_free(json); | |
1678 | } | |
d62a17ae | 1679 | return CMD_SUCCESS; |
4846ef64 | 1680 | } |
508e53e2 | 1681 | |
d62a17ae | 1682 | static void ospf6_linkstate_show_header(struct vty *vty) |
4846ef64 | 1683 | { |
d62a17ae | 1684 | vty_out(vty, "%-7s %-15s %-15s %-8s %-14s %s\n", "Type", "Router-ID", |
1685 | "Net-ID", "Rtr-Bits", "Options", "Cost"); | |
4846ef64 | 1686 | } |
1687 | ||
d62a17ae | 1688 | static void ospf6_linkstate_show(struct vty *vty, struct ospf6_route *route) |
4846ef64 | 1689 | { |
d7c0a89a | 1690 | uint32_t router, id; |
d62a17ae | 1691 | char routername[16], idname[16], rbits[16], options[16]; |
1692 | ||
1693 | router = ospf6_linkstate_prefix_adv_router(&route->prefix); | |
1694 | inet_ntop(AF_INET, &router, routername, sizeof(routername)); | |
1695 | id = ospf6_linkstate_prefix_id(&route->prefix); | |
1696 | inet_ntop(AF_INET, &id, idname, sizeof(idname)); | |
1697 | ||
1698 | ospf6_capability_printbuf(route->path.router_bits, rbits, | |
1699 | sizeof(rbits)); | |
1700 | ospf6_options_printbuf(route->path.options, options, sizeof(options)); | |
1701 | ||
1702 | if (ntohl(id)) | |
1703 | vty_out(vty, "%-7s %-15s %-15s %-8s %-14s %lu\n", "Network", | |
1704 | routername, idname, rbits, options, | |
1705 | (unsigned long)route->path.cost); | |
1706 | else | |
1707 | vty_out(vty, "%-7s %-15s %-15s %-8s %-14s %lu\n", "Router", | |
1708 | routername, idname, rbits, options, | |
1709 | (unsigned long)route->path.cost); | |
4846ef64 | 1710 | } |
1711 | ||
1712 | ||
d62a17ae | 1713 | static void ospf6_linkstate_show_table_exact(struct vty *vty, |
1714 | struct prefix *prefix, | |
1715 | struct ospf6_route_table *table) | |
4846ef64 | 1716 | { |
d62a17ae | 1717 | struct ospf6_route *route; |
1718 | ||
1719 | route = ospf6_route_lookup(prefix, table); | |
1720 | if (route == NULL) | |
1721 | return; | |
1722 | ||
1723 | ospf6_route_lock(route); | |
1724 | while (route && ospf6_route_is_prefix(prefix, route)) { | |
1725 | /* Specifying a prefix will always display details */ | |
eacd0828 | 1726 | ospf6_route_show_detail(vty, route, NULL, false); |
d62a17ae | 1727 | route = ospf6_route_next(route); |
1728 | } | |
1729 | if (route) | |
1730 | ospf6_route_unlock(route); | |
4846ef64 | 1731 | } |
1732 | ||
d62a17ae | 1733 | static void ospf6_linkstate_show_table(struct vty *vty, int detail, |
1734 | struct ospf6_route_table *table) | |
4846ef64 | 1735 | { |
d62a17ae | 1736 | struct ospf6_route *route; |
1737 | ||
1738 | if (!detail) | |
1739 | ospf6_linkstate_show_header(vty); | |
1740 | ||
1741 | route = ospf6_route_head(table); | |
1742 | while (route) { | |
1743 | if (detail) | |
eacd0828 | 1744 | ospf6_route_show_detail(vty, route, NULL, false); |
d62a17ae | 1745 | else |
1746 | ospf6_linkstate_show(vty, route); | |
1747 | route = ospf6_route_next(route); | |
1748 | } | |
718e3744 | 1749 | } |
1750 | ||
d62a17ae | 1751 | int ospf6_linkstate_table_show(struct vty *vty, int idx_ipv4, int argc, |
1752 | struct cmd_token **argv, | |
1753 | struct ospf6_route_table *table) | |
718e3744 | 1754 | { |
d62a17ae | 1755 | int detail = 0; |
1756 | int is_id = 0; | |
1757 | int is_router = 0; | |
1758 | int i, ret; | |
1759 | struct prefix router, id, prefix; | |
1760 | ||
1761 | memset(&router, 0, sizeof(struct prefix)); | |
1762 | memset(&id, 0, sizeof(struct prefix)); | |
1763 | memset(&prefix, 0, sizeof(struct prefix)); | |
1764 | ||
1765 | for (i = idx_ipv4; i < argc; i++) { | |
1766 | if (strmatch(argv[i]->text, "detail")) { | |
1767 | detail++; | |
1768 | continue; | |
1769 | } | |
1770 | ||
1771 | if (!is_router) { | |
1772 | ret = str2prefix(argv[i]->arg, &router); | |
1773 | if (ret == 1 && router.family == AF_INET) { | |
1774 | is_router++; | |
1775 | continue; | |
1776 | } | |
1777 | vty_out(vty, "Malformed argument: %s\n", argv[i]->arg); | |
1778 | return CMD_SUCCESS; | |
1779 | } | |
1780 | ||
1781 | if (!is_id) { | |
1782 | ret = str2prefix(argv[i]->arg, &id); | |
1783 | if (ret == 1 && id.family == AF_INET) { | |
1784 | is_id++; | |
1785 | continue; | |
1786 | } | |
1787 | vty_out(vty, "Malformed argument: %s\n", argv[i]->arg); | |
1788 | return CMD_SUCCESS; | |
1789 | } | |
1790 | ||
1791 | vty_out(vty, "Malformed argument: %s\n", argv[i]->arg); | |
1792 | return CMD_SUCCESS; | |
1793 | } | |
1794 | ||
1795 | if (is_router) | |
1796 | ospf6_linkstate_prefix(router.u.prefix4.s_addr, | |
1797 | id.u.prefix4.s_addr, &prefix); | |
1798 | ||
1799 | if (prefix.family) | |
1800 | ospf6_linkstate_show_table_exact(vty, &prefix, table); | |
1801 | else | |
1802 | ospf6_linkstate_show_table(vty, detail, table); | |
1803 | ||
1804 | return CMD_SUCCESS; | |
508e53e2 | 1805 | } |
718e3744 | 1806 | |
4846ef64 | 1807 | |
d62a17ae | 1808 | void ospf6_brouter_show_header(struct vty *vty) |
6452df09 | 1809 | { |
d62a17ae | 1810 | vty_out(vty, "%-15s %-8s %-14s %-10s %-15s\n", "Router-ID", "Rtr-Bits", |
1811 | "Options", "Path-Type", "Area"); | |
6452df09 | 1812 | } |
1813 | ||
d62a17ae | 1814 | void ospf6_brouter_show(struct vty *vty, struct ospf6_route *route) |
6452df09 | 1815 | { |
d7c0a89a | 1816 | uint32_t adv_router; |
d62a17ae | 1817 | char adv[16], rbits[16], options[16], area[16]; |
1818 | ||
1819 | adv_router = ospf6_linkstate_prefix_adv_router(&route->prefix); | |
1820 | inet_ntop(AF_INET, &adv_router, adv, sizeof(adv)); | |
1821 | ospf6_capability_printbuf(route->path.router_bits, rbits, | |
1822 | sizeof(rbits)); | |
1823 | ospf6_options_printbuf(route->path.options, options, sizeof(options)); | |
1824 | inet_ntop(AF_INET, &route->path.area_id, area, sizeof(area)); | |
1825 | ||
1826 | /* vty_out (vty, "%-15s %-8s %-14s %-10s %-15s\n", | |
1827 | "Router-ID", "Rtr-Bits", "Options", "Path-Type", "Area"); */ | |
1828 | vty_out(vty, "%-15s %-8s %-14s %-10s %-15s\n", adv, rbits, options, | |
1829 | OSPF6_PATH_TYPE_NAME(route->path.type), area); | |
6452df09 | 1830 | } |
1831 | ||
d5cb3508 YR |
1832 | DEFPY(debug_ospf6_route, |
1833 | debug_ospf6_route_cmd, | |
1834 | "[no$no] debug ospf6 route <all|table|intra-area|inter-area|memory>", | |
1835 | NO_STR | |
1836 | DEBUG_STR | |
1837 | OSPF6_STR | |
1838 | "Debug routes\n" | |
1839 | "Debug for all types of route calculation\n" | |
1840 | "Debug route table calculation\n" | |
1841 | "Debug intra-area route calculation\n" | |
1842 | "Debug inter-area route calculation\n" | |
1843 | "Debug route memory use\n") | |
508e53e2 | 1844 | { |
d5cb3508 | 1845 | int idx_type; |
d62a17ae | 1846 | unsigned char level = 0; |
1847 | ||
d5cb3508 | 1848 | idx_type = ((no) ? 4 : 3); |
d62a17ae | 1849 | |
d5cb3508 YR |
1850 | if (!strcmp(argv[idx_type]->text, "all")) |
1851 | level = OSPF6_DEBUG_ROUTE_ALL; | |
1852 | else if (!strcmp(argv[idx_type]->text, "table")) | |
d62a17ae | 1853 | level = OSPF6_DEBUG_ROUTE_TABLE; |
8034beff | 1854 | else if (!strcmp(argv[idx_type]->text, "intra-area")) |
d62a17ae | 1855 | level = OSPF6_DEBUG_ROUTE_INTRA; |
8034beff | 1856 | else if (!strcmp(argv[idx_type]->text, "inter-area")) |
d62a17ae | 1857 | level = OSPF6_DEBUG_ROUTE_INTER; |
8034beff | 1858 | else if (!strcmp(argv[idx_type]->text, "memory")) |
d62a17ae | 1859 | level = OSPF6_DEBUG_ROUTE_MEMORY; |
d5cb3508 YR |
1860 | |
1861 | if (no) | |
1862 | OSPF6_DEBUG_ROUTE_OFF(level); | |
1863 | else | |
1864 | OSPF6_DEBUG_ROUTE_ON(level); | |
d62a17ae | 1865 | return CMD_SUCCESS; |
718e3744 | 1866 | } |
1867 | ||
d62a17ae | 1868 | int config_write_ospf6_debug_route(struct vty *vty) |
508e53e2 | 1869 | { |
d5cb3508 YR |
1870 | if (IS_OSPF6_DEBUG_ROUTE(ALL) == OSPF6_DEBUG_ROUTE_ALL) { |
1871 | vty_out(vty, "debug ospf6 route all\n"); | |
1872 | return 0; | |
1873 | } | |
d62a17ae | 1874 | if (IS_OSPF6_DEBUG_ROUTE(TABLE)) |
1875 | vty_out(vty, "debug ospf6 route table\n"); | |
1876 | if (IS_OSPF6_DEBUG_ROUTE(INTRA)) | |
1877 | vty_out(vty, "debug ospf6 route intra-area\n"); | |
1878 | if (IS_OSPF6_DEBUG_ROUTE(INTER)) | |
1879 | vty_out(vty, "debug ospf6 route inter-area\n"); | |
6f7af48c CS |
1880 | if (IS_OSPF6_DEBUG_ROUTE(MEMORY)) |
1881 | vty_out(vty, "debug ospf6 route memory\n"); | |
1882 | ||
d62a17ae | 1883 | return 0; |
508e53e2 | 1884 | } |
1885 | ||
d62a17ae | 1886 | void install_element_ospf6_debug_route(void) |
508e53e2 | 1887 | { |
d62a17ae | 1888 | install_element(ENABLE_NODE, &debug_ospf6_route_cmd); |
d62a17ae | 1889 | install_element(CONFIG_NODE, &debug_ospf6_route_cmd); |
508e53e2 | 1890 | } |