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7c551956 DS |
1 | /* |
2 | * Copyright (C) 2016 CumulusNetworks | |
3 | * Donald Sharp | |
4 | * | |
5 | * This file is part of Quagga | |
6 | * | |
7 | * Quagga is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2, or (at your option) any | |
10 | * later version. | |
11 | * | |
12 | * Quagga is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
896014f4 DL |
17 | * You should have received a copy of the GNU General Public License along |
18 | * with this program; see the file COPYING; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
7c551956 DS |
20 | */ |
21 | #include <zebra.h> | |
22 | ||
23 | #include "log.h" | |
24 | #include "linklist.h" | |
f30c50b9 | 25 | #include "command.h" |
4a1ab8e4 | 26 | #include "memory.h" |
05737783 | 27 | #include "srcdest_table.h" |
78dd30b2 | 28 | #include "vrf.h" |
82f97584 | 29 | #include "vty.h" |
78dd30b2 | 30 | |
89272910 | 31 | #include "zebra/zebra_router.h" |
df9c8c57 | 32 | #include "zebra/rtadv.h" |
7c551956 | 33 | #include "zebra/debug.h" |
bf094f69 | 34 | #include "zebra/zapi_msg.h" |
7c551956 DS |
35 | #include "zebra/rib.h" |
36 | #include "zebra/zebra_vrf.h" | |
5a8dfcd8 | 37 | #include "zebra/zebra_rnh.h" |
7c551956 | 38 | #include "zebra/router-id.h" |
5a8dfcd8 | 39 | #include "zebra/interface.h" |
7758e3f3 | 40 | #include "zebra/zebra_mpls.h" |
13d60d35 | 41 | #include "zebra/zebra_vxlan.h" |
3bc34908 | 42 | #include "zebra/zebra_netns_notify.h" |
7cf16e19 | 43 | #include "zebra/zebra_routemap.h" |
7c551956 | 44 | |
9d97533e | 45 | static void zebra_vrf_table_create(struct zebra_vrf *zvrf, afi_t afi, |
46 | safi_t safi); | |
47 | static void zebra_rnhtable_node_cleanup(struct route_table *table, | |
48 | struct route_node *node); | |
49 | ||
bf8d3d6a DL |
50 | DEFINE_MTYPE_STATIC(ZEBRA, ZEBRA_VRF, "ZEBRA VRF"); |
51 | DEFINE_MTYPE_STATIC(ZEBRA, OTHER_TABLE, "Other Table"); | |
d8612e65 | 52 | |
7c551956 | 53 | /* VRF information update. */ |
d62a17ae | 54 | static void zebra_vrf_add_update(struct zebra_vrf *zvrf) |
7c551956 | 55 | { |
d62a17ae | 56 | struct listnode *node, *nnode; |
57 | struct zserv *client; | |
7c551956 | 58 | |
d62a17ae | 59 | if (IS_ZEBRA_DEBUG_EVENT) |
60 | zlog_debug("MESSAGE: ZEBRA_VRF_ADD %s", zvrf_name(zvrf)); | |
7c551956 | 61 | |
17da84a4 KS |
62 | for (ALL_LIST_ELEMENTS(zrouter.client_list, node, nnode, client)) { |
63 | /* Do not send unsolicited messages to synchronous clients. */ | |
64 | if (client->synchronous) | |
65 | continue; | |
66 | ||
d62a17ae | 67 | zsend_vrf_add(client, zvrf); |
17da84a4 | 68 | } |
7c551956 DS |
69 | } |
70 | ||
d62a17ae | 71 | static void zebra_vrf_delete_update(struct zebra_vrf *zvrf) |
7c551956 | 72 | { |
d62a17ae | 73 | struct listnode *node, *nnode; |
74 | struct zserv *client; | |
7c551956 | 75 | |
d62a17ae | 76 | if (IS_ZEBRA_DEBUG_EVENT) |
77 | zlog_debug("MESSAGE: ZEBRA_VRF_DELETE %s", zvrf_name(zvrf)); | |
7c551956 | 78 | |
17da84a4 KS |
79 | for (ALL_LIST_ELEMENTS(zrouter.client_list, node, nnode, client)) { |
80 | /* Do not send unsolicited messages to synchronous clients. */ | |
81 | if (client->synchronous) | |
82 | continue; | |
83 | ||
d62a17ae | 84 | zsend_vrf_delete(client, zvrf); |
17da84a4 | 85 | } |
7c551956 DS |
86 | } |
87 | ||
d62a17ae | 88 | void zebra_vrf_update_all(struct zserv *client) |
7c551956 | 89 | { |
d62a17ae | 90 | struct vrf *vrf; |
7c551956 | 91 | |
a2addae8 | 92 | RB_FOREACH (vrf, vrf_id_head, &vrfs_by_id) { |
4691b65a | 93 | if (vrf->vrf_id != VRF_UNKNOWN) |
d62a17ae | 94 | zsend_vrf_add(client, vrf_info_lookup(vrf->vrf_id)); |
95 | } | |
7c551956 DS |
96 | } |
97 | ||
98 | /* Callback upon creating a new VRF. */ | |
d62a17ae | 99 | static int zebra_vrf_new(struct vrf *vrf) |
7c551956 | 100 | { |
d62a17ae | 101 | struct zebra_vrf *zvrf; |
7c551956 | 102 | |
d62a17ae | 103 | if (IS_ZEBRA_DEBUG_EVENT) |
14a4d9d0 | 104 | zlog_debug("VRF %s created, id %u", vrf->name, vrf->vrf_id); |
7c551956 | 105 | |
ec64a634 | 106 | zvrf = zebra_vrf_alloc(vrf); |
91b1421e PG |
107 | if (!vrf_is_backend_netns()) |
108 | zvrf->zns = zebra_ns_lookup(NS_DEFAULT); | |
d8612e65 DS |
109 | |
110 | otable_init(&zvrf->other_tables); | |
111 | ||
fbb65ff5 | 112 | router_id_init(zvrf); |
d62a17ae | 113 | return 0; |
7c551956 DS |
114 | } |
115 | ||
116 | /* Callback upon enabling a VRF. */ | |
d62a17ae | 117 | static int zebra_vrf_enable(struct vrf *vrf) |
7c551956 | 118 | { |
d62a17ae | 119 | struct zebra_vrf *zvrf = vrf->info; |
9d97533e | 120 | struct route_table *table; |
d62a17ae | 121 | afi_t afi; |
122 | safi_t safi; | |
123 | ||
124 | assert(zvrf); | |
84915b0a | 125 | if (IS_ZEBRA_DEBUG_EVENT) |
996c9314 LB |
126 | zlog_debug("VRF %s id %u is now active", zvrf_name(zvrf), |
127 | zvrf_id(zvrf)); | |
d62a17ae | 128 | |
fbb65ff5 PG |
129 | if (vrf_is_backend_netns()) |
130 | zvrf->zns = zebra_ns_lookup((ns_id_t)vrf->vrf_id); | |
131 | else | |
132 | zvrf->zns = zebra_ns_lookup(NS_DEFAULT); | |
df9c8c57 | 133 | #if defined(HAVE_RTADV) |
7c2ddfb9 | 134 | rtadv_vrf_init(zvrf); |
df9c8c57 PG |
135 | #endif |
136 | ||
84915b0a | 137 | /* Inform clients that the VRF is now active. This is an |
138 | * add for the clients. | |
139 | */ | |
d62a17ae | 140 | |
8288a24f | 141 | zebra_vrf_add_update(zvrf); |
9d97533e | 142 | /* Allocate tables */ |
143 | for (afi = AFI_IP; afi <= AFI_IP6; afi++) { | |
144 | for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) | |
145 | zebra_vrf_table_create(zvrf, afi, safi); | |
146 | ||
147 | table = route_table_init(); | |
148 | table->cleanup = zebra_rnhtable_node_cleanup; | |
149 | zvrf->rnh_table[afi] = table; | |
150 | ||
151 | table = route_table_init(); | |
152 | table->cleanup = zebra_rnhtable_node_cleanup; | |
153 | zvrf->import_check_table[afi] = table; | |
154 | } | |
155 | ||
84915b0a | 156 | /* Kick off any VxLAN-EVPN processing. */ |
157 | zebra_vxlan_vrf_enable(zvrf); | |
158 | ||
d62a17ae | 159 | return 0; |
7c551956 DS |
160 | } |
161 | ||
162 | /* Callback upon disabling a VRF. */ | |
d62a17ae | 163 | static int zebra_vrf_disable(struct vrf *vrf) |
7c551956 | 164 | { |
d62a17ae | 165 | struct zebra_vrf *zvrf = vrf->info; |
9d97533e | 166 | struct interface *ifp; |
d62a17ae | 167 | afi_t afi; |
168 | safi_t safi; | |
9d97533e | 169 | unsigned i; |
d62a17ae | 170 | |
84915b0a | 171 | assert(zvrf); |
172 | if (IS_ZEBRA_DEBUG_EVENT) | |
996c9314 LB |
173 | zlog_debug("VRF %s id %u is now inactive", zvrf_name(zvrf), |
174 | zvrf_id(zvrf)); | |
d62a17ae | 175 | |
84915b0a | 176 | /* Stop any VxLAN-EVPN processing. */ |
177 | zebra_vxlan_vrf_disable(zvrf); | |
d62a17ae | 178 | |
df9c8c57 | 179 | #if defined(HAVE_RTADV) |
aab5893a | 180 | rtadv_vrf_terminate(zvrf); |
df9c8c57 PG |
181 | #endif |
182 | ||
84915b0a | 183 | /* Inform clients that the VRF is now inactive. This is a |
184 | * delete for the clients. | |
185 | */ | |
d62a17ae | 186 | zebra_vrf_delete_update(zvrf); |
187 | ||
9d97533e | 188 | /* If asked to retain routes, there's nothing more to do. */ |
189 | if (CHECK_FLAG(zvrf->flags, ZEBRA_VRF_RETAIN)) | |
190 | return 0; | |
191 | ||
192 | /* Remove all routes. */ | |
193 | for (afi = AFI_IP; afi <= AFI_IP6; afi++) { | |
41dc8c14 DS |
194 | route_table_finish(zvrf->rnh_table[afi]); |
195 | zvrf->rnh_table[afi] = NULL; | |
196 | route_table_finish(zvrf->import_check_table[afi]); | |
197 | zvrf->import_check_table[afi] = NULL; | |
198 | ||
9d97533e | 199 | for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) |
200 | rib_close_table(zvrf->table[afi][safi]); | |
9d97533e | 201 | } |
202 | ||
203 | /* Cleanup Vxlan, MPLS and PW tables. */ | |
204 | zebra_vxlan_cleanup_tables(zvrf); | |
205 | zebra_mpls_cleanup_tables(zvrf); | |
206 | zebra_pw_exit(zvrf); | |
207 | ||
996c9314 LB |
208 | /* Remove link-local IPv4 addresses created for BGP unnumbered peering. |
209 | */ | |
9d97533e | 210 | FOR_ALL_INTERFACES (vrf, ifp) |
211 | if_nbr_ipv6ll_to_ipv4ll_neigh_del_all(ifp); | |
212 | ||
213 | /* clean-up work queues */ | |
214 | for (i = 0; i < MQ_SIZE; i++) { | |
215 | struct listnode *lnode, *nnode; | |
216 | struct route_node *rnode; | |
217 | rib_dest_t *dest; | |
218 | ||
ea45a4e7 | 219 | for (ALL_LIST_ELEMENTS(zrouter.mq->subq[i], lnode, nnode, |
996c9314 | 220 | rnode)) { |
9d97533e | 221 | dest = rib_dest_from_rnode(rnode); |
222 | if (dest && rib_dest_vrf(dest) == zvrf) { | |
223 | route_unlock_node(rnode); | |
ea45a4e7 DS |
224 | list_delete_node(zrouter.mq->subq[i], lnode); |
225 | zrouter.mq->size--; | |
9d97533e | 226 | } |
d62a17ae | 227 | } |
9d97533e | 228 | } |
7c551956 | 229 | |
9d97533e | 230 | /* Cleanup (free) routing tables and NHT tables. */ |
231 | for (afi = AFI_IP; afi <= AFI_IP6; afi++) { | |
89272910 DS |
232 | /* |
233 | * Set the table pointer to NULL as that | |
234 | * we no-longer need a copy of it, nor do we | |
235 | * own this data, the zebra_router structure | |
236 | * owns these tables. Once we've cleaned up the | |
237 | * table, see rib_close_table above | |
238 | * we no-longer need this pointer. | |
239 | */ | |
bd4fb615 DS |
240 | for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) { |
241 | zebra_router_release_table(zvrf, zvrf->table_id, afi, | |
242 | safi); | |
9d97533e | 243 | zvrf->table[afi][safi] = NULL; |
bd4fb615 | 244 | } |
5a8dfcd8 RW |
245 | } |
246 | ||
d62a17ae | 247 | return 0; |
7c551956 DS |
248 | } |
249 | ||
d62a17ae | 250 | static int zebra_vrf_delete(struct vrf *vrf) |
7c551956 | 251 | { |
d62a17ae | 252 | struct zebra_vrf *zvrf = vrf->info; |
d8612e65 | 253 | struct other_route_table *otable; |
d62a17ae | 254 | struct route_table *table; |
d62a17ae | 255 | afi_t afi; |
256 | safi_t safi; | |
257 | unsigned i; | |
258 | ||
259 | assert(zvrf); | |
84915b0a | 260 | if (IS_ZEBRA_DEBUG_EVENT) |
996c9314 LB |
261 | zlog_debug("VRF %s id %u deleted", zvrf_name(zvrf), |
262 | zvrf_id(zvrf)); | |
5a8dfcd8 | 263 | |
d62a17ae | 264 | /* clean-up work queues */ |
265 | for (i = 0; i < MQ_SIZE; i++) { | |
266 | struct listnode *lnode, *nnode; | |
267 | struct route_node *rnode; | |
268 | rib_dest_t *dest; | |
269 | ||
ea45a4e7 | 270 | for (ALL_LIST_ELEMENTS(zrouter.mq->subq[i], lnode, nnode, |
996c9314 | 271 | rnode)) { |
d62a17ae | 272 | dest = rib_dest_from_rnode(rnode); |
273 | if (dest && rib_dest_vrf(dest) == zvrf) { | |
274 | route_unlock_node(rnode); | |
ea45a4e7 DS |
275 | list_delete_node(zrouter.mq->subq[i], lnode); |
276 | zrouter.mq->size--; | |
d62a17ae | 277 | } |
278 | } | |
5a8dfcd8 | 279 | } |
5a8dfcd8 | 280 | |
84915b0a | 281 | /* Free Vxlan and MPLS. */ |
282 | zebra_vxlan_close_tables(zvrf); | |
283 | zebra_mpls_close_tables(zvrf); | |
284 | ||
d62a17ae | 285 | /* release allocated memory */ |
286 | for (afi = AFI_IP; afi <= AFI_IP6; afi++) { | |
d62a17ae | 287 | for (safi = SAFI_UNICAST; safi <= SAFI_MULTICAST; safi++) { |
288 | table = zvrf->table[afi][safi]; | |
9d97533e | 289 | if (table) { |
bd4fb615 DS |
290 | zebra_router_release_table(zvrf, zvrf->table_id, |
291 | afi, safi); | |
292 | zvrf->table[afi][safi] = NULL; | |
9d97533e | 293 | } |
d62a17ae | 294 | } |
5a8dfcd8 | 295 | |
41dc8c14 DS |
296 | if (zvrf->rnh_table[afi]) |
297 | route_table_finish(zvrf->rnh_table[afi]); | |
298 | if (zvrf->import_check_table[afi]) | |
299 | route_table_finish(zvrf->import_check_table[afi]); | |
5a8dfcd8 | 300 | } |
b7cfce93 | 301 | |
d8612e65 DS |
302 | otable = otable_pop(&zvrf->other_tables); |
303 | while (otable) { | |
304 | zebra_router_release_table(zvrf, otable->table_id, | |
305 | otable->afi, otable->safi); | |
306 | XFREE(MTYPE_OTHER_TABLE, otable); | |
307 | ||
308 | otable = otable_pop(&zvrf->other_tables); | |
309 | } | |
310 | ||
84915b0a | 311 | /* Cleanup EVPN states for vrf */ |
b7cfce93 MK |
312 | zebra_vxlan_vrf_delete(zvrf); |
313 | ||
d62a17ae | 314 | list_delete_all_node(zvrf->rid_all_sorted_list); |
315 | list_delete_all_node(zvrf->rid_lo_sorted_list); | |
d8612e65 | 316 | |
cdc09a4b MS |
317 | list_delete_all_node(zvrf->rid6_all_sorted_list); |
318 | list_delete_all_node(zvrf->rid6_lo_sorted_list); | |
319 | ||
d8612e65 | 320 | otable_fini(&zvrf->other_tables); |
d62a17ae | 321 | XFREE(MTYPE_ZEBRA_VRF, zvrf); |
322 | vrf->info = NULL; | |
5a8dfcd8 | 323 | |
d62a17ae | 324 | return 0; |
7c551956 DS |
325 | } |
326 | ||
ecbc5a37 PG |
327 | static int zebra_vrf_update(struct vrf *vrf) |
328 | { | |
329 | struct zebra_vrf *zvrf = vrf->info; | |
330 | ||
331 | assert(zvrf); | |
332 | if (IS_ZEBRA_DEBUG_EVENT) | |
333 | zlog_debug("VRF %s id %u, name updated", vrf->name, | |
334 | zvrf_id(zvrf)); | |
335 | zebra_vrf_add_update(zvrf); | |
336 | return 0; | |
337 | } | |
338 | ||
7c551956 | 339 | /* Lookup the routing table in a VRF based on both VRF-Id and table-id. |
e9748a89 PG |
340 | * NOTE: Table-id is relevant on two modes: |
341 | * - case VRF backend is default : on default VRF only | |
342 | * - case VRF backend is netns : on all VRFs | |
7c551956 | 343 | */ |
c7c0b007 SW |
344 | struct route_table *zebra_vrf_lookup_table_with_table_id(afi_t afi, safi_t safi, |
345 | vrf_id_t vrf_id, | |
346 | uint32_t table_id) | |
7c551956 | 347 | { |
8ab39b7f | 348 | struct zebra_vrf *zvrf = vrf_info_lookup(vrf_id); |
d8612e65 | 349 | struct other_route_table ort, *otable; |
8ab39b7f DS |
350 | |
351 | if (!zvrf) | |
352 | return NULL; | |
d62a17ae | 353 | |
354 | if (afi >= AFI_MAX || safi >= SAFI_MAX) | |
355 | return NULL; | |
356 | ||
8ab39b7f DS |
357 | if (table_id == zvrf->table_id) |
358 | return zebra_vrf_table(afi, safi, vrf_id); | |
d62a17ae | 359 | |
d8612e65 DS |
360 | ort.afi = afi; |
361 | ort.safi = safi; | |
362 | ort.table_id = table_id; | |
363 | otable = otable_find(&zvrf->other_tables, &ort); | |
c7c0b007 | 364 | |
d8612e65 DS |
365 | if (otable) |
366 | return otable->table; | |
367 | ||
c7c0b007 SW |
368 | return NULL; |
369 | } | |
370 | ||
371 | struct route_table *zebra_vrf_get_table_with_table_id(afi_t afi, safi_t safi, | |
372 | vrf_id_t vrf_id, | |
373 | uint32_t table_id) | |
374 | { | |
375 | struct zebra_vrf *zvrf = vrf_info_lookup(vrf_id); | |
376 | struct other_route_table *otable; | |
377 | struct route_table *table; | |
378 | ||
379 | table = zebra_vrf_lookup_table_with_table_id(afi, safi, vrf_id, | |
380 | table_id); | |
381 | ||
382 | if (table) | |
383 | goto done; | |
384 | ||
385 | /* Create it as an `other` table */ | |
d8612e65 DS |
386 | table = zebra_router_get_table(zvrf, table_id, afi, safi); |
387 | ||
388 | otable = XCALLOC(MTYPE_OTHER_TABLE, sizeof(*otable)); | |
389 | otable->afi = afi; | |
390 | otable->safi = safi; | |
391 | otable->table_id = table_id; | |
392 | otable->table = table; | |
393 | otable_add(&zvrf->other_tables, otable); | |
d62a17ae | 394 | |
c7c0b007 | 395 | done: |
d62a17ae | 396 | return table; |
7c551956 DS |
397 | } |
398 | ||
d62a17ae | 399 | static void zebra_rnhtable_node_cleanup(struct route_table *table, |
400 | struct route_node *node) | |
5a8dfcd8 | 401 | { |
d62a17ae | 402 | if (node->info) |
403 | zebra_free_rnh(node->info); | |
5a8dfcd8 RW |
404 | } |
405 | ||
7c551956 DS |
406 | /* |
407 | * Create a routing table for the specific AFI/SAFI in the given VRF. | |
408 | */ | |
d62a17ae | 409 | static void zebra_vrf_table_create(struct zebra_vrf *zvrf, afi_t afi, |
410 | safi_t safi) | |
7c551956 | 411 | { |
c86ba6c2 DS |
412 | struct route_node *rn; |
413 | struct prefix p; | |
414 | ||
d62a17ae | 415 | assert(!zvrf->table[afi][safi]); |
416 | ||
ea66cec4 DS |
417 | zvrf->table[afi][safi] = |
418 | zebra_router_get_table(zvrf, zvrf->table_id, afi, safi); | |
c86ba6c2 DS |
419 | |
420 | memset(&p, 0, sizeof(p)); | |
421 | p.family = afi2family(afi); | |
422 | ||
423 | rn = srcdest_rnode_get(zvrf->table[afi][safi], &p, NULL); | |
424 | zebra_rib_create_dest(rn); | |
7c551956 DS |
425 | } |
426 | ||
427 | /* Allocate new zebra VRF. */ | |
ec64a634 | 428 | struct zebra_vrf *zebra_vrf_alloc(struct vrf *vrf) |
7c551956 | 429 | { |
d62a17ae | 430 | struct zebra_vrf *zvrf; |
d62a17ae | 431 | |
432 | zvrf = XCALLOC(MTYPE_ZEBRA_VRF, sizeof(struct zebra_vrf)); | |
433 | ||
ec64a634 DS |
434 | zvrf->vrf = vrf; |
435 | vrf->info = zvrf; | |
436 | ||
d62a17ae | 437 | zebra_vxlan_init_tables(zvrf); |
438 | zebra_mpls_init_tables(zvrf); | |
6833ae01 | 439 | zebra_pw_init(zvrf); |
e9748a89 PG |
440 | zvrf->table_id = RT_TABLE_MAIN; |
441 | /* by default table ID is default one */ | |
d62a17ae | 442 | return zvrf; |
7c551956 DS |
443 | } |
444 | ||
445 | /* Lookup VRF by identifier. */ | |
d62a17ae | 446 | struct zebra_vrf *zebra_vrf_lookup_by_id(vrf_id_t vrf_id) |
7c551956 | 447 | { |
d62a17ae | 448 | return vrf_info_lookup(vrf_id); |
7c551956 DS |
449 | } |
450 | ||
51bdc5f8 | 451 | /* Lookup VRF by name. */ |
d62a17ae | 452 | struct zebra_vrf *zebra_vrf_lookup_by_name(const char *name) |
871d39b3 | 453 | { |
d62a17ae | 454 | struct vrf *vrf; |
871d39b3 | 455 | |
d62a17ae | 456 | if (!name) |
457 | name = VRF_DEFAULT_NAME; | |
a3d21ef3 | 458 | |
d62a17ae | 459 | vrf = vrf_lookup_by_name(name); |
460 | if (vrf) | |
461 | return ((struct zebra_vrf *)vrf->info); | |
51bdc5f8 | 462 | |
d62a17ae | 463 | return NULL; |
871d39b3 DS |
464 | } |
465 | ||
7c551956 | 466 | /* Lookup the routing table in an enabled VRF. */ |
d62a17ae | 467 | struct route_table *zebra_vrf_table(afi_t afi, safi_t safi, vrf_id_t vrf_id) |
7c551956 | 468 | { |
d62a17ae | 469 | struct zebra_vrf *zvrf = vrf_info_lookup(vrf_id); |
7c551956 | 470 | |
d62a17ae | 471 | if (!zvrf) |
472 | return NULL; | |
7c551956 | 473 | |
d62a17ae | 474 | if (afi >= AFI_MAX || safi >= SAFI_MAX) |
475 | return NULL; | |
7c551956 | 476 | |
d62a17ae | 477 | return zvrf->table[afi][safi]; |
7c551956 DS |
478 | } |
479 | ||
d62a17ae | 480 | static int vrf_config_write(struct vty *vty) |
f30c50b9 | 481 | { |
d62a17ae | 482 | struct vrf *vrf; |
483 | struct zebra_vrf *zvrf; | |
484 | ||
a2addae8 | 485 | RB_FOREACH (vrf, vrf_name_head, &vrfs_by_name) { |
d62a17ae | 486 | zvrf = vrf->info; |
1e9f448f DS |
487 | |
488 | if (!zvrf) | |
489 | continue; | |
490 | ||
a5654735 MK |
491 | if (zvrf_id(zvrf) == VRF_DEFAULT) { |
492 | if (zvrf->l3vni) | |
8d0f01f1 CS |
493 | vty_out(vty, "vni %u%s\n", zvrf->l3vni, |
494 | is_l3vni_for_prefix_routes_only( | |
495 | zvrf->l3vni) | |
496 | ? " prefix-routes-only" | |
497 | : ""); | |
5a0bdc78 PG |
498 | if (zvrf->zebra_rnh_ip_default_route) |
499 | vty_out(vty, "ip nht resolve-via-default\n"); | |
500 | ||
501 | if (zvrf->zebra_rnh_ipv6_default_route) | |
502 | vty_out(vty, "ipv6 nht resolve-via-default\n"); | |
c319e19d QY |
503 | } else { |
504 | vty_frame(vty, "vrf %s\n", zvrf_name(zvrf)); | |
22bd3e94 | 505 | if (zvrf->l3vni) |
996c9314 LB |
506 | vty_out(vty, " vni %u%s\n", zvrf->l3vni, |
507 | is_l3vni_for_prefix_routes_only( | |
508 | zvrf->l3vni) | |
509 | ? " prefix-routes-only" | |
510 | : ""); | |
b95c1883 | 511 | zebra_ns_config_write(vty, (struct ns *)vrf->ns_ctxt); |
5a0bdc78 PG |
512 | if (zvrf->zebra_rnh_ip_default_route) |
513 | vty_out(vty, " ip nht resolve-via-default\n"); | |
514 | ||
515 | if (zvrf->zebra_rnh_ipv6_default_route) | |
516 | vty_out(vty, " ipv6 nht resolve-via-default\n"); | |
22bd3e94 | 517 | } |
37728041 | 518 | |
5a0bdc78 | 519 | |
7cf16e19 | 520 | zebra_routemap_config_write_protocol(vty, zvrf); |
03fba42e | 521 | router_id_write(vty, zvrf); |
7cf16e19 | 522 | |
c319e19d QY |
523 | if (zvrf_id(zvrf) != VRF_DEFAULT) |
524 | vty_endframe(vty, " exit-vrf\n!\n"); | |
7cf16e19 | 525 | else |
526 | vty_out(vty, "!\n"); | |
d62a17ae | 527 | } |
528 | return 0; | |
f30c50b9 RW |
529 | } |
530 | ||
7c551956 | 531 | /* Zebra VRF initialization. */ |
d62a17ae | 532 | void zebra_vrf_init(void) |
7c551956 | 533 | { |
996c9314 | 534 | vrf_init(zebra_vrf_new, zebra_vrf_enable, zebra_vrf_disable, |
ecbc5a37 | 535 | zebra_vrf_delete, zebra_vrf_update); |
7c551956 | 536 | |
3bc34908 | 537 | vrf_cmd_init(vrf_config_write, &zserv_privs); |
7c551956 | 538 | } |