]>
Commit | Line | Data |
---|---|---|
13d60d35 | 1 | /* |
2 | * Zebra EVPN for VxLAN code | |
3 | * Copyright (C) 2016, 2017 Cumulus Networks, Inc. | |
4 | * | |
5 | * This file is part of FRR. | |
6 | * | |
7 | * FRR 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 | * FRR is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with FRR; see the file COPYING. If not, write to the Free | |
19 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
20 | * 02111-1307, USA. | |
21 | */ | |
22 | ||
23 | #include <zebra.h> | |
24 | ||
43e52561 | 25 | #include "hash.h" |
13d60d35 | 26 | #include "if.h" |
43e52561 | 27 | #include "jhash.h" |
13d60d35 | 28 | #include "linklist.h" |
43e52561 QY |
29 | #include "log.h" |
30 | #include "memory.h" | |
31 | #include "prefix.h" | |
13d60d35 | 32 | #include "stream.h" |
43e52561 | 33 | #include "table.h" |
13d60d35 | 34 | #include "vlan.h" |
35 | #include "vxlan.h" | |
68e33151 CS |
36 | #ifdef GNU_LINUX |
37 | #include <linux/neighbour.h> | |
38 | #endif | |
9bee0232 | 39 | #include "lib/printfrr.h" |
13d60d35 | 40 | |
89272910 | 41 | #include "zebra/zebra_router.h" |
43e52561 QY |
42 | #include "zebra/debug.h" |
43 | #include "zebra/interface.h" | |
13d60d35 | 44 | #include "zebra/rib.h" |
45 | #include "zebra/rt.h" | |
43e52561 QY |
46 | #include "zebra/rt_netlink.h" |
47 | #include "zebra/zebra_errors.h" | |
48 | #include "zebra/zebra_l2.h" | |
13d60d35 | 49 | #include "zebra/zebra_ns.h" |
13d60d35 | 50 | #include "zebra/zebra_vrf.h" |
13d60d35 | 51 | #include "zebra/zebra_vxlan.h" |
b2998086 PR |
52 | #include "zebra/zebra_evpn.h" |
53 | #include "zebra/zebra_evpn_mac.h" | |
54 | #include "zebra/zebra_evpn_neigh.h" | |
43e52561 | 55 | #include "zebra/zebra_vxlan_private.h" |
ce5160c0 | 56 | #include "zebra/zebra_evpn_mh.h" |
8b5fdf2e | 57 | #include "zebra/zebra_evpn_vxlan.h" |
3801e764 | 58 | #include "zebra/zebra_router.h" |
13d60d35 | 59 | |
6134fd82 | 60 | DEFINE_MTYPE_STATIC(ZEBRA, HOST_PREFIX, "host prefix"); |
b7cfce93 | 61 | DEFINE_MTYPE_STATIC(ZEBRA, ZL3VNI, "L3 VNI hash"); |
b2998086 | 62 | DEFINE_MTYPE_STATIC(ZEBRA, L3VNI_MAC, "EVPN L3VNI MAC"); |
7cbae20a | 63 | DEFINE_MTYPE_STATIC(ZEBRA, L3NEIGH, "EVPN Neighbor"); |
8a93734c | 64 | DEFINE_MTYPE_STATIC(ZEBRA, ZVXLAN_SG, "zebra VxLAN multicast group"); |
db889978 | 65 | DEFINE_MTYPE_STATIC(ZEBRA, EVPN_VTEP, "zebra VxLAN VTEP IP"); |
13d60d35 | 66 | |
3198b2b3 | 67 | DEFINE_HOOK(zebra_rmac_update, |
05843a27 | 68 | (struct zebra_mac * rmac, struct zebra_l3vni *zl3vni, bool delete, |
3198b2b3 DS |
69 | const char *reason), |
70 | (rmac, zl3vni, delete, reason)); | |
a780a738 | 71 | |
7d99ad7f SW |
72 | /* config knobs */ |
73 | static bool accept_bgp_seq = true; | |
74 | ||
13d60d35 | 75 | /* static function declarations */ |
87d76d54 PR |
76 | static void zevpn_print_neigh_hash_all_evpn(struct hash_bucket *bucket, |
77 | void **args); | |
72de4110 | 78 | static void zl3vni_print_nh(struct zebra_neigh *n, struct vty *vty, |
c0e519d3 | 79 | json_object *json); |
3198b2b3 | 80 | static void zl3vni_print_rmac(struct zebra_mac *zrmac, struct vty *vty, |
316f4ca4 | 81 | json_object *json); |
87d76d54 | 82 | static void zevpn_print_mac_hash_all_evpn(struct hash_bucket *bucket, void *ctxt); |
d62a17ae | 83 | |
b7cfce93 | 84 | /* l3-vni next-hop neigh related APIs */ |
72de4110 DS |
85 | static struct zebra_neigh *zl3vni_nh_lookup(struct zebra_l3vni *zl3vni, |
86 | const struct ipaddr *ip); | |
b7cfce93 | 87 | static void *zl3vni_nh_alloc(void *p); |
72de4110 DS |
88 | static struct zebra_neigh *zl3vni_nh_add(struct zebra_l3vni *zl3vni, |
89 | const struct ipaddr *vtep_ip, | |
90 | const struct ethaddr *rmac); | |
91 | static int zl3vni_nh_del(struct zebra_l3vni *zl3vni, struct zebra_neigh *n); | |
92 | static int zl3vni_nh_install(struct zebra_l3vni *zl3vni, struct zebra_neigh *n); | |
93 | static int zl3vni_nh_uninstall(struct zebra_l3vni *zl3vni, | |
94 | struct zebra_neigh *n); | |
b7cfce93 MK |
95 | |
96 | /* l3-vni rmac related APIs */ | |
e3b78da8 | 97 | static void zl3vni_print_rmac_hash(struct hash_bucket *, void *); |
05843a27 | 98 | static struct zebra_mac *zl3vni_rmac_lookup(struct zebra_l3vni *zl3vni, |
3198b2b3 | 99 | const struct ethaddr *rmac); |
b7cfce93 | 100 | static void *zl3vni_rmac_alloc(void *p); |
05843a27 | 101 | static struct zebra_mac *zl3vni_rmac_add(struct zebra_l3vni *zl3vni, |
3198b2b3 | 102 | const struct ethaddr *rmac); |
05843a27 DS |
103 | static int zl3vni_rmac_del(struct zebra_l3vni *zl3vni, struct zebra_mac *zrmac); |
104 | static int zl3vni_rmac_install(struct zebra_l3vni *zl3vni, | |
105 | struct zebra_mac *zrmac); | |
106 | static int zl3vni_rmac_uninstall(struct zebra_l3vni *zl3vni, | |
3198b2b3 | 107 | struct zebra_mac *zrmac); |
b7cfce93 MK |
108 | |
109 | /* l3-vni related APIs*/ | |
b7cfce93 | 110 | static void *zl3vni_alloc(void *p); |
05843a27 DS |
111 | static struct zebra_l3vni *zl3vni_add(vni_t vni, vrf_id_t vrf_id); |
112 | static int zl3vni_del(struct zebra_l3vni *zl3vni); | |
113 | static void zebra_vxlan_process_l3vni_oper_up(struct zebra_l3vni *zl3vni); | |
114 | static void zebra_vxlan_process_l3vni_oper_down(struct zebra_l3vni *zl3vni); | |
b7cfce93 | 115 | |
87d76d54 | 116 | static void zevpn_build_hash_table(void); |
d8b87afe | 117 | static unsigned int zebra_vxlan_sg_hash_key_make(const void *p); |
015d264c AK |
118 | static bool zebra_vxlan_sg_hash_eq(const void *p1, const void *p2); |
119 | static void zebra_vxlan_sg_do_deref(struct zebra_vrf *zvrf, | |
120 | struct in_addr sip, struct in_addr mcast_grp); | |
847f168d DS |
121 | static struct zebra_vxlan_sg *zebra_vxlan_sg_do_ref(struct zebra_vrf *vrf, |
122 | struct in_addr sip, | |
123 | struct in_addr mcast_grp); | |
abfa0a96 AK |
124 | static void zebra_vxlan_sg_deref(struct in_addr local_vtep_ip, |
125 | struct in_addr mcast_grp); | |
126 | static void zebra_vxlan_sg_ref(struct in_addr local_vtep_ip, | |
127 | struct in_addr mcast_grp); | |
0c16fb72 | 128 | static void zebra_vxlan_cleanup_sg_table(struct zebra_vrf *zvrf); |
13d60d35 | 129 | |
b2ee2b71 AK |
130 | bool zebra_evpn_do_dup_addr_detect(struct zebra_vrf *zvrf) |
131 | { | |
132 | return zvrf->dup_addr_detect && zebra_evpn_mh_do_dup_addr_detect(); | |
133 | } | |
134 | ||
13d60d35 | 135 | /* Private functions */ |
5e1b0650 | 136 | static int host_rb_entry_compare(const struct host_rb_entry *hle1, |
85442b09 | 137 | const struct host_rb_entry *hle2) |
5e1b0650 DS |
138 | { |
139 | if (hle1->p.family < hle2->p.family) | |
140 | return -1; | |
141 | ||
142 | if (hle1->p.family > hle2->p.family) | |
143 | return 1; | |
144 | ||
145 | if (hle1->p.prefixlen < hle2->p.prefixlen) | |
146 | return -1; | |
147 | ||
148 | if (hle1->p.prefixlen > hle2->p.prefixlen) | |
149 | return 1; | |
150 | ||
151 | if (hle1->p.family == AF_INET) { | |
152 | if (hle1->p.u.prefix4.s_addr < hle2->p.u.prefix4.s_addr) | |
153 | return -1; | |
154 | ||
155 | if (hle1->p.u.prefix4.s_addr > hle2->p.u.prefix4.s_addr) | |
156 | return 1; | |
157 | ||
158 | return 0; | |
2acc2310 DS |
159 | } else if (hle1->p.family == AF_INET6) { |
160 | return memcmp(&hle1->p.u.prefix6, &hle2->p.u.prefix6, | |
161 | IPV6_MAX_BYTELEN); | |
7bfa7d02 | 162 | } else if (hle1->p.family == AF_EVPN) { |
82732723 AK |
163 | uint8_t family1; |
164 | uint8_t family2; | |
165 | ||
166 | /* two (v4/v6) dummy prefixes of route_type BGP_EVPN_AD_ROUTE | |
167 | * are used for all nexthops associated with a non-zero ESI | |
7bfa7d02 | 168 | */ |
82732723 AK |
169 | family1 = is_evpn_prefix_ipaddr_v4( |
170 | (const struct prefix_evpn *)&hle1->p) | |
171 | ? AF_INET | |
172 | : AF_INET6; | |
173 | family2 = is_evpn_prefix_ipaddr_v4( | |
174 | (const struct prefix_evpn *)&hle2->p) | |
175 | ? AF_INET | |
176 | : AF_INET6; | |
177 | ||
178 | ||
179 | if (family1 < family2) | |
180 | return -1; | |
181 | ||
182 | if (family1 > family2) | |
183 | return 1; | |
184 | ||
7bfa7d02 | 185 | return 0; |
5e1b0650 | 186 | } else { |
15569c58 DA |
187 | zlog_debug("%s: Unexpected family type: %d", __func__, |
188 | hle1->p.family); | |
5e1b0650 DS |
189 | return 0; |
190 | } | |
191 | } | |
85442b09 | 192 | RB_GENERATE(host_rb_tree_entry, host_rb_entry, hl_entry, host_rb_entry_compare); |
5e1b0650 | 193 | |
85442b09 | 194 | static uint32_t rb_host_count(struct host_rb_tree_entry *hrbe) |
5e1b0650 DS |
195 | { |
196 | struct host_rb_entry *hle; | |
197 | uint32_t count = 0; | |
198 | ||
85442b09 | 199 | RB_FOREACH (hle, host_rb_tree_entry, hrbe) |
5e1b0650 DS |
200 | count++; |
201 | ||
202 | return count; | |
203 | } | |
13d60d35 | 204 | |
db889978 CS |
205 | static int l3vni_rmac_nh_list_cmp(void *p1, void *p2) |
206 | { | |
207 | const struct ipaddr *vtep_ip1 = p1; | |
208 | const struct ipaddr *vtep_ip2 = p2; | |
209 | ||
210 | return !ipaddr_cmp(vtep_ip1, vtep_ip2); | |
211 | } | |
212 | ||
213 | static void l3vni_rmac_nh_free(struct ipaddr *vtep_ip) | |
214 | { | |
215 | XFREE(MTYPE_EVPN_VTEP, vtep_ip); | |
216 | } | |
217 | ||
218 | static void l3vni_rmac_nh_list_nh_delete(struct zebra_l3vni *zl3vni, | |
219 | struct zebra_mac *zrmac, | |
220 | struct ipaddr *vtep_ip) | |
221 | { | |
222 | struct listnode *node = NULL, *nnode = NULL; | |
223 | struct ipaddr *vtep = NULL; | |
224 | ||
225 | for (ALL_LIST_ELEMENTS(zrmac->nh_list, node, nnode, vtep)) { | |
226 | if (ipaddr_cmp(vtep, vtep_ip) == 0) | |
227 | break; | |
228 | } | |
229 | ||
230 | if (node) { | |
231 | l3vni_rmac_nh_free(vtep); | |
232 | list_delete_node(zrmac->nh_list, node); | |
233 | } | |
234 | } | |
235 | ||
cec2e17d | 236 | /* |
87d76d54 | 237 | * Print neighbors for all EVPN. |
cec2e17d | 238 | */ |
87d76d54 | 239 | static void zevpn_print_neigh_hash_all_evpn(struct hash_bucket *bucket, |
cd233079 | 240 | void **args) |
cec2e17d | 241 | { |
d62a17ae | 242 | struct vty *vty; |
87d76d54 | 243 | json_object *json = NULL, *json_evpn = NULL; |
f6371c34 | 244 | struct zebra_evpn *zevpn; |
d7c0a89a | 245 | uint32_t num_neigh; |
d62a17ae | 246 | struct neigh_walk_ctx wctx; |
cd233079 | 247 | char vni_str[VNI_STR_LEN]; |
1374d4db | 248 | uint32_t print_dup; |
cd233079 CS |
249 | |
250 | vty = (struct vty *)args[0]; | |
251 | json = (json_object *)args[1]; | |
1374d4db | 252 | print_dup = (uint32_t)(uintptr_t)args[2]; |
cec2e17d | 253 | |
f6371c34 | 254 | zevpn = (struct zebra_evpn *)bucket->data; |
9ea660be | 255 | |
87d76d54 | 256 | num_neigh = hashcount(zevpn->neigh_table); |
1374d4db CS |
257 | |
258 | if (print_dup) | |
87d76d54 | 259 | num_neigh = num_dup_detected_neighs(zevpn); |
1374d4db | 260 | |
68e33151 | 261 | if (json == NULL) { |
cd233079 CS |
262 | vty_out(vty, |
263 | "\nVNI %u #ARP (IPv4 and IPv6, local and remote) %u\n\n", | |
87d76d54 | 264 | zevpn->vni, num_neigh); |
68e33151 | 265 | } else { |
87d76d54 PR |
266 | json_evpn = json_object_new_object(); |
267 | json_object_int_add(json_evpn, "numArpNd", num_neigh); | |
268 | snprintf(vni_str, VNI_STR_LEN, "%u", zevpn->vni); | |
cd233079 | 269 | } |
1374d4db | 270 | |
cd233079 CS |
271 | if (!num_neigh) { |
272 | if (json) | |
87d76d54 | 273 | json_object_object_add(json, vni_str, json_evpn); |
d62a17ae | 274 | return; |
cd233079 | 275 | } |
cec2e17d | 276 | |
d62a17ae | 277 | /* Since we have IPv6 addresses to deal with which can vary widely in |
278 | * size, we try to be a bit more elegant in display by first computing | |
279 | * the maximum width. | |
280 | */ | |
6006b807 | 281 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 282 | wctx.zevpn = zevpn; |
d62a17ae | 283 | wctx.vty = vty; |
284 | wctx.addr_width = 15; | |
87d76d54 | 285 | wctx.json = json_evpn; |
7cbae20a PR |
286 | hash_iterate(zevpn->neigh_table, zebra_evpn_find_neigh_addr_width, |
287 | &wctx); | |
cec2e17d | 288 | |
b169fd6f | 289 | if (json == NULL) |
7cbae20a | 290 | zebra_evpn_print_neigh_hdr(vty, &wctx); |
b169fd6f | 291 | |
1374d4db | 292 | if (print_dup) |
7cbae20a PR |
293 | hash_iterate(zevpn->neigh_table, |
294 | zebra_evpn_print_dad_neigh_hash, &wctx); | |
1374d4db | 295 | else |
7cbae20a PR |
296 | hash_iterate(zevpn->neigh_table, zebra_evpn_print_neigh_hash, |
297 | &wctx); | |
cd233079 CS |
298 | |
299 | if (json) | |
87d76d54 | 300 | json_object_object_add(json, vni_str, json_evpn); |
cec2e17d | 301 | } |
302 | ||
e3fac919 | 303 | /* |
87d76d54 | 304 | * Print neighbors for all EVPNs in detail. |
e3fac919 | 305 | */ |
87d76d54 | 306 | static void zevpn_print_neigh_hash_all_evpn_detail(struct hash_bucket *bucket, |
e3fac919 NS |
307 | void **args) |
308 | { | |
309 | struct vty *vty; | |
87d76d54 | 310 | json_object *json = NULL, *json_evpn = NULL; |
f6371c34 | 311 | struct zebra_evpn *zevpn; |
e3fac919 NS |
312 | uint32_t num_neigh; |
313 | struct neigh_walk_ctx wctx; | |
314 | char vni_str[VNI_STR_LEN]; | |
315 | uint32_t print_dup; | |
316 | ||
317 | vty = (struct vty *)args[0]; | |
318 | json = (json_object *)args[1]; | |
319 | print_dup = (uint32_t)(uintptr_t)args[2]; | |
320 | ||
f6371c34 | 321 | zevpn = (struct zebra_evpn *)bucket->data; |
87d76d54 | 322 | if (!zevpn) { |
e3fac919 NS |
323 | if (json) |
324 | vty_out(vty, "{}\n"); | |
325 | return; | |
326 | } | |
87d76d54 | 327 | num_neigh = hashcount(zevpn->neigh_table); |
e3fac919 | 328 | |
87d76d54 | 329 | if (print_dup && num_dup_detected_neighs(zevpn) == 0) |
e3fac919 NS |
330 | return; |
331 | ||
332 | if (json == NULL) { | |
333 | vty_out(vty, | |
334 | "\nVNI %u #ARP (IPv4 and IPv6, local and remote) %u\n\n", | |
87d76d54 | 335 | zevpn->vni, num_neigh); |
e3fac919 | 336 | } else { |
87d76d54 PR |
337 | json_evpn = json_object_new_object(); |
338 | json_object_int_add(json_evpn, "numArpNd", num_neigh); | |
339 | snprintf(vni_str, VNI_STR_LEN, "%u", zevpn->vni); | |
e3fac919 NS |
340 | } |
341 | if (!num_neigh) { | |
342 | if (json) | |
87d76d54 | 343 | json_object_object_add(json, vni_str, json_evpn); |
e3fac919 NS |
344 | return; |
345 | } | |
346 | ||
6006b807 | 347 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 348 | wctx.zevpn = zevpn; |
e3fac919 NS |
349 | wctx.vty = vty; |
350 | wctx.addr_width = 15; | |
87d76d54 | 351 | wctx.json = json_evpn; |
e3fac919 NS |
352 | |
353 | if (print_dup) | |
87d76d54 | 354 | hash_iterate(zevpn->neigh_table, |
7cbae20a | 355 | zebra_evpn_print_dad_neigh_hash_detail, &wctx); |
e3fac919 | 356 | else |
7cbae20a PR |
357 | hash_iterate(zevpn->neigh_table, |
358 | zebra_evpn_print_neigh_hash_detail, &wctx); | |
e3fac919 NS |
359 | |
360 | if (json) | |
87d76d54 | 361 | json_object_object_add(json, vni_str, json_evpn); |
e3fac919 NS |
362 | } |
363 | ||
9aa741ea | 364 | /* print a specific next hop for an l3vni */ |
72de4110 | 365 | static void zl3vni_print_nh(struct zebra_neigh *n, struct vty *vty, |
c0e519d3 | 366 | json_object *json) |
9aa741ea MK |
367 | { |
368 | char buf1[ETHER_ADDR_STRLEN]; | |
369 | char buf2[INET6_ADDRSTRLEN]; | |
c0e519d3 | 370 | json_object *json_hosts = NULL; |
f2a503f0 | 371 | struct host_rb_entry *hle; |
9aa741ea | 372 | |
c0e519d3 MK |
373 | if (!json) { |
374 | vty_out(vty, "Ip: %s\n", | |
375 | ipaddr2str(&n->ip, buf2, sizeof(buf2))); | |
376 | vty_out(vty, " RMAC: %s\n", | |
996c9314 | 377 | prefix_mac2str(&n->emac, buf1, sizeof(buf1))); |
f2a503f0 DS |
378 | vty_out(vty, " Refcount: %d\n", |
379 | rb_host_count(&n->host_rb)); | |
4cce389e | 380 | vty_out(vty, " Prefixes:\n"); |
85442b09 | 381 | RB_FOREACH (hle, host_rb_tree_entry, &n->host_rb) |
2dbe669b | 382 | vty_out(vty, " %pFX\n", &hle->p); |
c0e519d3 MK |
383 | } else { |
384 | json_hosts = json_object_new_array(); | |
996c9314 LB |
385 | json_object_string_add( |
386 | json, "ip", ipaddr2str(&(n->ip), buf2, sizeof(buf2))); | |
387 | json_object_string_add( | |
388 | json, "routerMac", | |
389 | prefix_mac2str(&n->emac, buf2, sizeof(buf2))); | |
f2a503f0 DS |
390 | json_object_int_add(json, "refCount", |
391 | rb_host_count(&n->host_rb)); | |
85442b09 | 392 | RB_FOREACH (hle, host_rb_tree_entry, &n->host_rb) |
c0e519d3 | 393 | json_object_array_add(json_hosts, |
996c9314 | 394 | json_object_new_string(prefix2str( |
f2a503f0 | 395 | &hle->p, buf2, sizeof(buf2)))); |
4cce389e | 396 | json_object_object_add(json, "prefixList", json_hosts); |
c0e519d3 | 397 | } |
9aa741ea MK |
398 | } |
399 | ||
400 | /* Print a specific RMAC entry */ | |
3198b2b3 | 401 | static void zl3vni_print_rmac(struct zebra_mac *zrmac, struct vty *vty, |
316f4ca4 | 402 | json_object *json) |
9aa741ea | 403 | { |
4a8e182a CS |
404 | struct listnode *node = NULL; |
405 | struct ipaddr *vtep = NULL; | |
406 | json_object *json_nhs = NULL; | |
9aa741ea | 407 | |
316f4ca4 | 408 | if (!json) { |
3d43b95c | 409 | vty_out(vty, "MAC: %pEA\n", &zrmac->macaddr); |
9bcef951 MS |
410 | vty_out(vty, " Remote VTEP: %pI4\n", |
411 | &zrmac->fwd_info.r_vtep_ip); | |
316f4ca4 | 412 | } else { |
4a8e182a | 413 | json_nhs = json_object_new_array(); |
3d43b95c CS |
414 | json_object_string_addf(json, "routerMac", "%pEA", |
415 | &zrmac->macaddr); | |
08edf9c6 DA |
416 | json_object_string_addf(json, "vtepIp", "%pI4", |
417 | &zrmac->fwd_info.r_vtep_ip); | |
4a8e182a | 418 | for (ALL_LIST_ELEMENTS_RO(zrmac->nh_list, node, vtep)) { |
3d43b95c CS |
419 | json_object_array_add(json_nhs, json_object_new_stringf( |
420 | "%pIA", vtep)); | |
4a8e182a CS |
421 | } |
422 | json_object_object_add(json, "nexthops", json_nhs); | |
316f4ca4 | 423 | } |
9aa741ea MK |
424 | } |
425 | ||
cec2e17d | 426 | /* |
87d76d54 | 427 | * Print MACs for all EVPNs. |
cec2e17d | 428 | */ |
87d76d54 | 429 | static void zevpn_print_mac_hash_all_evpn(struct hash_bucket *bucket, void *ctxt) |
cec2e17d | 430 | { |
d62a17ae | 431 | struct vty *vty; |
87d76d54 | 432 | json_object *json = NULL, *json_evpn = NULL; |
cd233079 | 433 | json_object *json_mac = NULL; |
f6371c34 | 434 | struct zebra_evpn *zevpn; |
d7c0a89a | 435 | uint32_t num_macs; |
d62a17ae | 436 | struct mac_walk_ctx *wctx = ctxt; |
cd233079 | 437 | char vni_str[VNI_STR_LEN]; |
cec2e17d | 438 | |
c4efd0f4 DA |
439 | vty = wctx->vty; |
440 | json = wctx->json; | |
cec2e17d | 441 | |
f6371c34 | 442 | zevpn = (struct zebra_evpn *)bucket->data; |
87d76d54 | 443 | wctx->zevpn = zevpn; |
cec2e17d | 444 | |
d62a17ae | 445 | /*We are iterating over a new VNI, set the count to 0*/ |
446 | wctx->count = 0; | |
cec2e17d | 447 | |
87d76d54 | 448 | num_macs = num_valid_macs(zevpn); |
d62a17ae | 449 | if (!num_macs) |
450 | return; | |
cd233079 | 451 | |
1374d4db | 452 | if (wctx->print_dup) |
87d76d54 | 453 | num_macs = num_dup_detected_macs(zevpn); |
1374d4db | 454 | |
cd233079 | 455 | if (json) { |
87d76d54 | 456 | json_evpn = json_object_new_object(); |
cd233079 | 457 | json_mac = json_object_new_object(); |
87d76d54 | 458 | snprintf(vni_str, VNI_STR_LEN, "%u", zevpn->vni); |
d62a17ae | 459 | } |
cec2e17d | 460 | |
cd233079 CS |
461 | if (!CHECK_FLAG(wctx->flags, SHOW_REMOTE_MAC_FROM_VTEP)) { |
462 | if (json == NULL) { | |
463 | vty_out(vty, "\nVNI %u #MACs (local and remote) %u\n\n", | |
87d76d54 | 464 | zevpn->vni, num_macs); |
b169fd6f AK |
465 | vty_out(vty, |
466 | "Flags: N=sync-neighs, I=local-inactive, P=peer-active, X=peer-proxy\n"); | |
467 | vty_out(vty, "%-17s %-6s %-5s %-30s %-5s %s\n", "MAC", | |
468 | "Type", "Flags", "Intf/Remote ES/VTEP", | |
469 | "VLAN", "Seq #'s"); | |
cd233079 | 470 | } else |
87d76d54 | 471 | json_object_int_add(json_evpn, "numMacs", num_macs); |
cd233079 | 472 | } |
1374d4db CS |
473 | |
474 | if (!num_macs) { | |
475 | if (json) { | |
87d76d54 PR |
476 | json_object_int_add(json_evpn, "numMacs", num_macs); |
477 | json_object_object_add(json, vni_str, json_evpn); | |
1374d4db CS |
478 | } |
479 | return; | |
480 | } | |
481 | ||
87d76d54 PR |
482 | /* assign per-evpn to wctx->json object to fill macs |
483 | * under the evpn. Re-assign primary json object to fill | |
484 | * next evpn information. | |
cd233079 CS |
485 | */ |
486 | wctx->json = json_mac; | |
1374d4db | 487 | if (wctx->print_dup) |
b2998086 PR |
488 | hash_iterate(zevpn->mac_table, zebra_evpn_print_dad_mac_hash, |
489 | wctx); | |
1374d4db | 490 | else |
b2998086 | 491 | hash_iterate(zevpn->mac_table, zebra_evpn_print_mac_hash, wctx); |
cd233079 CS |
492 | wctx->json = json; |
493 | if (json) { | |
494 | if (wctx->count) | |
87d76d54 PR |
495 | json_object_object_add(json_evpn, "macs", json_mac); |
496 | json_object_object_add(json, vni_str, json_evpn); | |
cd233079 | 497 | } |
cec2e17d | 498 | } |
499 | ||
cffe7580 | 500 | /* |
87d76d54 | 501 | * Print MACs in detail for all EVPNs. |
cffe7580 | 502 | */ |
87d76d54 | 503 | static void zevpn_print_mac_hash_all_evpn_detail(struct hash_bucket *bucket, |
cffe7580 NS |
504 | void *ctxt) |
505 | { | |
506 | struct vty *vty; | |
87d76d54 | 507 | json_object *json = NULL, *json_evpn = NULL; |
cffe7580 | 508 | json_object *json_mac = NULL; |
f6371c34 | 509 | struct zebra_evpn *zevpn; |
cffe7580 NS |
510 | uint32_t num_macs; |
511 | struct mac_walk_ctx *wctx = ctxt; | |
512 | char vni_str[VNI_STR_LEN]; | |
513 | ||
c4efd0f4 DA |
514 | vty = wctx->vty; |
515 | json = wctx->json; | |
cffe7580 | 516 | |
f6371c34 | 517 | zevpn = (struct zebra_evpn *)bucket->data; |
87d76d54 | 518 | if (!zevpn) { |
cffe7580 NS |
519 | if (json) |
520 | vty_out(vty, "{}\n"); | |
521 | return; | |
522 | } | |
87d76d54 | 523 | wctx->zevpn = zevpn; |
cffe7580 | 524 | |
87d76d54 | 525 | /*We are iterating over a new EVPN, set the count to 0*/ |
cffe7580 NS |
526 | wctx->count = 0; |
527 | ||
87d76d54 | 528 | num_macs = num_valid_macs(zevpn); |
cffe7580 NS |
529 | if (!num_macs) |
530 | return; | |
531 | ||
87d76d54 | 532 | if (wctx->print_dup && (num_dup_detected_macs(zevpn) == 0)) |
cffe7580 NS |
533 | return; |
534 | ||
535 | if (json) { | |
87d76d54 | 536 | json_evpn = json_object_new_object(); |
cffe7580 | 537 | json_mac = json_object_new_object(); |
87d76d54 | 538 | snprintf(vni_str, VNI_STR_LEN, "%u", zevpn->vni); |
cffe7580 NS |
539 | } |
540 | ||
541 | if (!CHECK_FLAG(wctx->flags, SHOW_REMOTE_MAC_FROM_VTEP)) { | |
542 | if (json == NULL) { | |
543 | vty_out(vty, "\nVNI %u #MACs (local and remote) %u\n\n", | |
87d76d54 | 544 | zevpn->vni, num_macs); |
cffe7580 | 545 | } else |
87d76d54 | 546 | json_object_int_add(json_evpn, "numMacs", num_macs); |
cffe7580 | 547 | } |
87d76d54 PR |
548 | /* assign per-evpn to wctx->json object to fill macs |
549 | * under the evpn. Re-assign primary json object to fill | |
550 | * next evpn information. | |
cffe7580 NS |
551 | */ |
552 | wctx->json = json_mac; | |
553 | if (wctx->print_dup) | |
b2998086 PR |
554 | hash_iterate(zevpn->mac_table, |
555 | zebra_evpn_print_dad_mac_hash_detail, wctx); | |
cffe7580 | 556 | else |
b2998086 PR |
557 | hash_iterate(zevpn->mac_table, zebra_evpn_print_mac_hash_detail, |
558 | wctx); | |
cffe7580 NS |
559 | wctx->json = json; |
560 | if (json) { | |
561 | if (wctx->count) | |
87d76d54 PR |
562 | json_object_object_add(json_evpn, "macs", json_mac); |
563 | json_object_object_add(json, vni_str, json_evpn); | |
cffe7580 NS |
564 | } |
565 | } | |
566 | ||
e3b78da8 | 567 | static void zl3vni_print_nh_hash(struct hash_bucket *bucket, void *ctx) |
b7cfce93 MK |
568 | { |
569 | struct nh_walk_ctx *wctx = NULL; | |
570 | struct vty *vty = NULL; | |
87d76d54 | 571 | struct json_object *json_evpn = NULL; |
b7cfce93 | 572 | struct json_object *json_nh = NULL; |
72de4110 | 573 | struct zebra_neigh *n = NULL; |
b7cfce93 | 574 | char buf1[ETHER_ADDR_STRLEN]; |
2dbad57f | 575 | char buf2[INET6_ADDRSTRLEN]; |
b7cfce93 MK |
576 | |
577 | wctx = (struct nh_walk_ctx *)ctx; | |
578 | vty = wctx->vty; | |
87d76d54 PR |
579 | json_evpn = wctx->json; |
580 | if (json_evpn) | |
b7cfce93 | 581 | json_nh = json_object_new_object(); |
72de4110 | 582 | n = (struct zebra_neigh *)bucket->data; |
b7cfce93 | 583 | |
87d76d54 | 584 | if (!json_evpn) { |
4cce389e | 585 | vty_out(vty, "%-15s %-17s\n", |
2dbad57f | 586 | ipaddr2str(&(n->ip), buf2, sizeof(buf2)), |
4cce389e | 587 | prefix_mac2str(&n->emac, buf1, sizeof(buf1))); |
b7cfce93 | 588 | } else { |
4cce389e | 589 | json_object_string_add(json_nh, "nexthopIp", |
32798965 | 590 | ipaddr2str(&n->ip, buf2, sizeof(buf2))); |
996c9314 LB |
591 | json_object_string_add( |
592 | json_nh, "routerMac", | |
593 | prefix_mac2str(&n->emac, buf1, sizeof(buf1))); | |
87d76d54 | 594 | json_object_object_add(json_evpn, |
32798965 MK |
595 | ipaddr2str(&(n->ip), buf2, sizeof(buf2)), |
596 | json_nh); | |
b7cfce93 MK |
597 | } |
598 | } | |
599 | ||
e3b78da8 | 600 | static void zl3vni_print_nh_hash_all_vni(struct hash_bucket *bucket, |
32798965 | 601 | void **args) |
2dbad57f | 602 | { |
603 | struct vty *vty = NULL; | |
604 | json_object *json = NULL; | |
87d76d54 | 605 | json_object *json_evpn = NULL; |
05843a27 | 606 | struct zebra_l3vni *zl3vni = NULL; |
2dbad57f | 607 | uint32_t num_nh = 0; |
32798965 | 608 | struct nh_walk_ctx wctx; |
2dbad57f | 609 | char vni_str[VNI_STR_LEN]; |
610 | ||
32798965 MK |
611 | vty = (struct vty *)args[0]; |
612 | json = (struct json_object *)args[1]; | |
2dbad57f | 613 | |
05843a27 | 614 | zl3vni = (struct zebra_l3vni *)bucket->data; |
2dbad57f | 615 | |
616 | num_nh = hashcount(zl3vni->nh_table); | |
617 | if (!num_nh) | |
618 | return; | |
619 | ||
620 | if (json) { | |
87d76d54 PR |
621 | json_evpn = json_object_new_object(); |
622 | snprintf(vni_str, VNI_STR_LEN, "%u", zl3vni->vni); | |
2dbad57f | 623 | } |
624 | ||
625 | if (json == NULL) { | |
996c9314 | 626 | vty_out(vty, "\nVNI %u #Next-Hops %u\n\n", zl3vni->vni, num_nh); |
4cce389e | 627 | vty_out(vty, "%-15s %-17s\n", "IP", "RMAC"); |
2dbad57f | 628 | } else |
87d76d54 | 629 | json_object_int_add(json_evpn, "numNextHops", num_nh); |
2dbad57f | 630 | |
6006b807 | 631 | memset(&wctx, 0, sizeof(wctx)); |
32798965 | 632 | wctx.vty = vty; |
87d76d54 | 633 | wctx.json = json_evpn; |
32798965 MK |
634 | hash_iterate(zl3vni->nh_table, zl3vni_print_nh_hash, &wctx); |
635 | if (json) | |
87d76d54 | 636 | json_object_object_add(json, vni_str, json_evpn); |
2dbad57f | 637 | } |
638 | ||
e3b78da8 | 639 | static void zl3vni_print_rmac_hash_all_vni(struct hash_bucket *bucket, |
c0b4eaa4 | 640 | void **args) |
b7cfce93 MK |
641 | { |
642 | struct vty *vty = NULL; | |
643 | json_object *json = NULL; | |
87d76d54 | 644 | json_object *json_evpn = NULL; |
05843a27 | 645 | struct zebra_l3vni *zl3vni = NULL; |
d7c0a89a | 646 | uint32_t num_rmacs; |
c0b4eaa4 | 647 | struct rmac_walk_ctx wctx; |
b7cfce93 MK |
648 | char vni_str[VNI_STR_LEN]; |
649 | ||
c0b4eaa4 MK |
650 | vty = (struct vty *)args[0]; |
651 | json = (struct json_object *)args[1]; | |
b7cfce93 | 652 | |
05843a27 | 653 | zl3vni = (struct zebra_l3vni *)bucket->data; |
b7cfce93 MK |
654 | |
655 | num_rmacs = hashcount(zl3vni->rmac_table); | |
656 | if (!num_rmacs) | |
657 | return; | |
658 | ||
659 | if (json) { | |
87d76d54 PR |
660 | json_evpn = json_object_new_object(); |
661 | snprintf(vni_str, VNI_STR_LEN, "%u", zl3vni->vni); | |
b7cfce93 MK |
662 | } |
663 | ||
664 | if (json == NULL) { | |
996c9314 | 665 | vty_out(vty, "\nVNI %u #RMACs %u\n\n", zl3vni->vni, num_rmacs); |
4cce389e | 666 | vty_out(vty, "%-17s %-21s\n", "RMAC", "Remote VTEP"); |
b7cfce93 | 667 | } else |
87d76d54 | 668 | json_object_int_add(json_evpn, "numRmacs", num_rmacs); |
b7cfce93 MK |
669 | |
670 | /* assign per-vni to wctx->json object to fill macs | |
671 | * under the vni. Re-assign primary json object to fill | |
672 | * next vni information. | |
673 | */ | |
6006b807 | 674 | memset(&wctx, 0, sizeof(wctx)); |
c0b4eaa4 | 675 | wctx.vty = vty; |
87d76d54 | 676 | wctx.json = json_evpn; |
c0b4eaa4 MK |
677 | hash_iterate(zl3vni->rmac_table, zl3vni_print_rmac_hash, &wctx); |
678 | if (json) | |
87d76d54 | 679 | json_object_object_add(json, vni_str, json_evpn); |
b7cfce93 MK |
680 | } |
681 | ||
e3b78da8 | 682 | static void zl3vni_print_rmac_hash(struct hash_bucket *bucket, void *ctx) |
b7cfce93 | 683 | { |
3198b2b3 | 684 | struct zebra_mac *zrmac = NULL; |
b7cfce93 MK |
685 | struct rmac_walk_ctx *wctx = NULL; |
686 | struct vty *vty = NULL; | |
687 | struct json_object *json = NULL; | |
688 | struct json_object *json_rmac = NULL; | |
9bcef951 | 689 | char buf[PREFIX_STRLEN]; |
b7cfce93 MK |
690 | |
691 | wctx = (struct rmac_walk_ctx *)ctx; | |
692 | vty = wctx->vty; | |
693 | json = wctx->json; | |
694 | if (json) | |
695 | json_rmac = json_object_new_object(); | |
3198b2b3 | 696 | zrmac = (struct zebra_mac *)bucket->data; |
b7cfce93 MK |
697 | |
698 | if (!json) { | |
9bcef951 | 699 | vty_out(vty, "%-17s %-21pI4\n", |
b7cfce93 | 700 | prefix_mac2str(&zrmac->macaddr, buf, sizeof(buf)), |
9bcef951 | 701 | &zrmac->fwd_info.r_vtep_ip); |
b7cfce93 | 702 | } else { |
996c9314 LB |
703 | json_object_string_add( |
704 | json_rmac, "routerMac", | |
705 | prefix_mac2str(&zrmac->macaddr, buf, sizeof(buf))); | |
08edf9c6 DA |
706 | json_object_string_addf(json_rmac, "vtepIp", "%pI4", |
707 | &zrmac->fwd_info.r_vtep_ip); | |
996c9314 LB |
708 | json_object_object_add( |
709 | json, prefix_mac2str(&zrmac->macaddr, buf, sizeof(buf)), | |
710 | json_rmac); | |
b7cfce93 MK |
711 | } |
712 | } | |
713 | ||
714 | /* print a specific L3 VNI entry */ | |
05843a27 | 715 | static void zl3vni_print(struct zebra_l3vni *zl3vni, void **ctx) |
b7cfce93 | 716 | { |
9bcef951 | 717 | char buf[PREFIX_STRLEN]; |
b7cfce93 MK |
718 | struct vty *vty = NULL; |
719 | json_object *json = NULL; | |
f6371c34 | 720 | struct zebra_evpn *zevpn = NULL; |
87d76d54 | 721 | json_object *json_evpn_list = NULL; |
b7cfce93 MK |
722 | struct listnode *node = NULL, *nnode = NULL; |
723 | ||
724 | vty = ctx[0]; | |
725 | json = ctx[1]; | |
726 | ||
727 | if (!json) { | |
728 | vty_out(vty, "VNI: %u\n", zl3vni->vni); | |
4cce389e | 729 | vty_out(vty, " Type: %s\n", "L3"); |
996c9314 | 730 | vty_out(vty, " Tenant VRF: %s\n", zl3vni_vrf_name(zl3vni)); |
9bcef951 MS |
731 | vty_out(vty, " Local Vtep Ip: %pI4\n", |
732 | &zl3vni->local_vtep_ip); | |
b7cfce93 MK |
733 | vty_out(vty, " Vxlan-Intf: %s\n", |
734 | zl3vni_vxlan_if_name(zl3vni)); | |
996c9314 LB |
735 | vty_out(vty, " SVI-If: %s\n", zl3vni_svi_if_name(zl3vni)); |
736 | vty_out(vty, " State: %s\n", zl3vni_state2str(zl3vni)); | |
c48d9f5f | 737 | vty_out(vty, " VNI Filter: %s\n", |
996c9314 LB |
738 | CHECK_FLAG(zl3vni->filter, PREFIX_ROUTES_ONLY) |
739 | ? "prefix-routes-only" | |
740 | : "none"); | |
28ad0501 CS |
741 | vty_out(vty, " System MAC: %s\n", |
742 | zl3vni_sysmac2str(zl3vni, buf, sizeof(buf))); | |
4cce389e | 743 | vty_out(vty, " Router MAC: %s\n", |
b7cfce93 | 744 | zl3vni_rmac2str(zl3vni, buf, sizeof(buf))); |
4cce389e | 745 | vty_out(vty, " L2 VNIs: "); |
87d76d54 PR |
746 | for (ALL_LIST_ELEMENTS(zl3vni->l2vnis, node, nnode, zevpn)) |
747 | vty_out(vty, "%u ", zevpn->vni); | |
b7cfce93 MK |
748 | vty_out(vty, "\n"); |
749 | } else { | |
87d76d54 | 750 | json_evpn_list = json_object_new_array(); |
b7cfce93 | 751 | json_object_int_add(json, "vni", zl3vni->vni); |
4cce389e | 752 | json_object_string_add(json, "type", "L3"); |
08edf9c6 DA |
753 | json_object_string_addf(json, "localVtepIp", "%pI4", |
754 | &zl3vni->local_vtep_ip); | |
4cce389e | 755 | json_object_string_add(json, "vxlanIntf", |
b7cfce93 | 756 | zl3vni_vxlan_if_name(zl3vni)); |
4cce389e | 757 | json_object_string_add(json, "sviIntf", |
b7cfce93 | 758 | zl3vni_svi_if_name(zl3vni)); |
996c9314 LB |
759 | json_object_string_add(json, "state", zl3vni_state2str(zl3vni)); |
760 | json_object_string_add(json, "vrf", zl3vni_vrf_name(zl3vni)); | |
28ad0501 CS |
761 | json_object_string_add( |
762 | json, "sysMac", | |
763 | zl3vni_sysmac2str(zl3vni, buf, sizeof(buf))); | |
996c9314 LB |
764 | json_object_string_add( |
765 | json, "routerMac", | |
766 | zl3vni_rmac2str(zl3vni, buf, sizeof(buf))); | |
767 | json_object_string_add( | |
768 | json, "vniFilter", | |
769 | CHECK_FLAG(zl3vni->filter, PREFIX_ROUTES_ONLY) | |
770 | ? "prefix-routes-only" | |
771 | : "none"); | |
87d76d54 PR |
772 | for (ALL_LIST_ELEMENTS(zl3vni->l2vnis, node, nnode, zevpn)) { |
773 | json_object_array_add(json_evpn_list, | |
774 | json_object_new_int(zevpn->vni)); | |
b7cfce93 | 775 | } |
87d76d54 | 776 | json_object_object_add(json, "l2Vnis", json_evpn_list); |
b7cfce93 MK |
777 | } |
778 | } | |
779 | ||
b7cfce93 | 780 | /* print a L3 VNI hash entry */ |
e3b78da8 | 781 | static void zl3vni_print_hash(struct hash_bucket *bucket, void *ctx[]) |
b7cfce93 | 782 | { |
b7cfce93 MK |
783 | struct vty *vty = NULL; |
784 | json_object *json = NULL; | |
87d76d54 | 785 | json_object *json_evpn = NULL; |
05843a27 | 786 | struct zebra_l3vni *zl3vni = NULL; |
b7cfce93 | 787 | |
51d8de8f MK |
788 | vty = (struct vty *)ctx[0]; |
789 | json = (json_object *)ctx[1]; | |
b7cfce93 | 790 | |
05843a27 | 791 | zl3vni = (struct zebra_l3vni *)bucket->data; |
b7cfce93 MK |
792 | |
793 | if (!json) { | |
996c9314 LB |
794 | vty_out(vty, "%-10u %-4s %-21s %-8lu %-8lu %-15s %-37s\n", |
795 | zl3vni->vni, "L3", zl3vni_vxlan_if_name(zl3vni), | |
4cce389e | 796 | hashcount(zl3vni->rmac_table), |
996c9314 | 797 | hashcount(zl3vni->nh_table), "n/a", |
4cce389e | 798 | zl3vni_vrf_name(zl3vni)); |
b7cfce93 | 799 | } else { |
51d8de8f MK |
800 | char vni_str[VNI_STR_LEN]; |
801 | ||
87d76d54 PR |
802 | snprintf(vni_str, VNI_STR_LEN, "%u", zl3vni->vni); |
803 | json_evpn = json_object_new_object(); | |
804 | json_object_int_add(json_evpn, "vni", zl3vni->vni); | |
805 | json_object_string_add(json_evpn, "vxlanIf", | |
b7cfce93 | 806 | zl3vni_vxlan_if_name(zl3vni)); |
87d76d54 | 807 | json_object_int_add(json_evpn, "numMacs", |
4cce389e | 808 | hashcount(zl3vni->rmac_table)); |
87d76d54 | 809 | json_object_int_add(json_evpn, "numArpNd", |
4cce389e | 810 | hashcount(zl3vni->nh_table)); |
87d76d54 PR |
811 | json_object_string_add(json_evpn, "numRemoteVteps", "n/a"); |
812 | json_object_string_add(json_evpn, "type", "L3"); | |
813 | json_object_string_add(json_evpn, "tenantVrf", | |
b7cfce93 | 814 | zl3vni_vrf_name(zl3vni)); |
87d76d54 | 815 | json_object_object_add(json, vni_str, json_evpn); |
b7cfce93 | 816 | } |
b7cfce93 MK |
817 | } |
818 | ||
09af6961 | 819 | /* print a L3 VNI hash entry in detail*/ |
e3b78da8 | 820 | static void zl3vni_print_hash_detail(struct hash_bucket *bucket, void *data) |
09af6961 NS |
821 | { |
822 | struct vty *vty = NULL; | |
05843a27 | 823 | struct zebra_l3vni *zl3vni = NULL; |
06931fdb | 824 | json_object *json_array = NULL; |
09af6961 | 825 | bool use_json = false; |
8b5fdf2e | 826 | struct zebra_evpn_show *zes = data; |
09af6961 NS |
827 | |
828 | vty = zes->vty; | |
06931fdb LK |
829 | json_array = zes->json; |
830 | use_json = zes->use_json; | |
09af6961 | 831 | |
05843a27 | 832 | zl3vni = (struct zebra_l3vni *)bucket->data; |
09af6961 | 833 | |
06931fdb LK |
834 | zebra_vxlan_print_vni(vty, zes->zvrf, zl3vni->vni, |
835 | use_json, json_array); | |
836 | ||
837 | if (!use_json) | |
838 | vty_out(vty, "\n"); | |
09af6961 NS |
839 | } |
840 | ||
2961d060 | 841 | static int zvni_map_to_svi_ns(struct ns *ns, |
a237058f PG |
842 | void *_in_param, |
843 | void **_p_ifp) | |
844 | { | |
2961d060 | 845 | struct zebra_ns *zns = ns->info; |
a237058f PG |
846 | struct route_node *rn; |
847 | struct zebra_from_svi_param *in_param = | |
848 | (struct zebra_from_svi_param *)_in_param; | |
849 | struct zebra_l2info_vlan *vl; | |
850 | struct interface *tmp_if = NULL; | |
851 | struct interface **p_ifp = (struct interface **)_p_ifp; | |
852 | struct zebra_if *zif; | |
853 | ||
df447830 | 854 | assert(in_param && p_ifp); |
a237058f PG |
855 | |
856 | /* TODO: Optimize with a hash. */ | |
857 | for (rn = route_top(zns->if_table); rn; rn = route_next(rn)) { | |
858 | tmp_if = (struct interface *)rn->info; | |
859 | /* Check oper status of the SVI. */ | |
860 | if (!tmp_if || !if_is_operative(tmp_if)) | |
861 | continue; | |
862 | zif = tmp_if->info; | |
863 | if (!zif || zif->zif_type != ZEBRA_IF_VLAN | |
864 | || zif->link != in_param->br_if) | |
865 | continue; | |
866 | vl = (struct zebra_l2info_vlan *)&zif->l2info.vl; | |
867 | ||
868 | if (vl->vid == in_param->vid) { | |
df447830 | 869 | *p_ifp = tmp_if; |
2961d060 | 870 | return NS_WALK_STOP; |
a237058f PG |
871 | } |
872 | } | |
2961d060 | 873 | return NS_WALK_CONTINUE; |
a237058f PG |
874 | } |
875 | ||
8b5fdf2e PR |
876 | /* Map to SVI on bridge corresponding to specified VLAN. This can be one |
877 | * of two cases: | |
878 | * (a) In the case of a VLAN-aware bridge, the SVI is a L3 VLAN interface | |
879 | * linked to the bridge | |
880 | * (b) In the case of a VLAN-unaware bridge, the SVI is the bridge interface | |
881 | * itself | |
09af6961 | 882 | */ |
8b5fdf2e | 883 | struct interface *zvni_map_to_svi(vlanid_t vid, struct interface *br_if) |
13d60d35 | 884 | { |
7cbae20a | 885 | struct interface *tmp_if = NULL; |
8b5fdf2e PR |
886 | struct zebra_if *zif; |
887 | struct zebra_l2info_bridge *br; | |
a237058f PG |
888 | struct zebra_from_svi_param in_param; |
889 | struct interface **p_ifp; | |
8b5fdf2e PR |
890 | /* Defensive check, caller expected to invoke only with valid bridge. */ |
891 | if (!br_if) | |
892 | return NULL; | |
1a98c087 | 893 | |
8b5fdf2e PR |
894 | /* Determine if bridge is VLAN-aware or not */ |
895 | zif = br_if->info; | |
896 | assert(zif); | |
897 | br = &zif->l2info.br; | |
a237058f | 898 | in_param.bridge_vlan_aware = br->vlan_aware; |
8b5fdf2e | 899 | /* Check oper status of the SVI. */ |
a237058f | 900 | if (!in_param.bridge_vlan_aware) |
8b5fdf2e | 901 | return if_is_operative(br_if) ? br_if : NULL; |
d62a17ae | 902 | |
a237058f PG |
903 | in_param.vid = vid; |
904 | in_param.br_if = br_if; | |
905 | in_param.zif = NULL; | |
906 | p_ifp = &tmp_if; | |
bf69e212 | 907 | /* Identify corresponding VLAN interface. */ |
2961d060 PG |
908 | ns_walk_func(zvni_map_to_svi_ns, (void *)&in_param, |
909 | (void **)p_ifp); | |
a237058f | 910 | return tmp_if; |
8b5fdf2e | 911 | } |
2232a77c | 912 | |
f6371c34 | 913 | static int zebra_evpn_vxlan_del(struct zebra_evpn *zevpn) |
8b5fdf2e PR |
914 | { |
915 | zevpn_vxlan_if_set(zevpn, zevpn->vxlan_if, false /* set */); | |
2232a77c | 916 | |
8b5fdf2e PR |
917 | /* Remove references to the BUM mcast grp */ |
918 | zebra_vxlan_sg_deref(zevpn->local_vtep_ip, zevpn->mcast_grp); | |
2232a77c | 919 | |
8b5fdf2e | 920 | return zebra_evpn_del(zevpn); |
2232a77c | 921 | } |
07509878 | 922 | |
2961d060 | 923 | static int zevpn_build_hash_table_zns(struct ns *ns, |
07509878 PG |
924 | void *param_in __attribute__((unused)), |
925 | void **param_out __attribute__((unused))) | |
2232a77c | 926 | { |
2961d060 | 927 | struct zebra_ns *zns = ns->info; |
2853fed6 | 928 | struct route_node *rn; |
d62a17ae | 929 | struct interface *ifp; |
07509878 PG |
930 | struct zebra_vrf *zvrf; |
931 | ||
932 | zvrf = zebra_vrf_get_evpn(); | |
933 | ||
87d76d54 | 934 | /* Walk VxLAN interfaces and create EVPN hash. */ |
2853fed6 | 935 | for (rn = route_top(zns->if_table); rn; rn = route_next(rn)) { |
b7cfce93 | 936 | vni_t vni; |
f6371c34 | 937 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 938 | struct zebra_l3vni *zl3vni = NULL; |
d62a17ae | 939 | struct zebra_if *zif; |
940 | struct zebra_l2info_vxlan *vxl; | |
2232a77c | 941 | |
2853fed6 | 942 | ifp = (struct interface *)rn->info; |
943 | if (!ifp) | |
944 | continue; | |
d62a17ae | 945 | zif = ifp->info; |
946 | if (!zif || zif->zif_type != ZEBRA_IF_VXLAN) | |
947 | continue; | |
2232a77c | 948 | |
b7cfce93 | 949 | vxl = &zif->l2info.vxl; |
d62a17ae | 950 | vni = vxl->vni; |
07509878 PG |
951 | /* link of VXLAN interface should be in zebra_evpn_vrf */ |
952 | if (zvrf->zns->ns_id != vxl->link_nsid) { | |
953 | if (IS_ZEBRA_DEBUG_VXLAN) | |
954 | zlog_debug( | |
955 | "Intf %s(%u) VNI %u, link not in same " | |
956 | "namespace than BGP EVPN core instance ", | |
957 | ifp->name, ifp->ifindex, vni); | |
958 | continue; | |
959 | } | |
643215ce | 960 | /* L3-VNI and L2-VNI are handled seperately */ |
961 | zl3vni = zl3vni_lookup(vni); | |
962 | if (zl3vni) { | |
2232a77c | 963 | |
b7cfce93 | 964 | if (IS_ZEBRA_DEBUG_VXLAN) |
996c9314 LB |
965 | zlog_debug( |
966 | "create L3-VNI hash for Intf %s(%u) L3-VNI %u", | |
967 | ifp->name, ifp->ifindex, vni); | |
2232a77c | 968 | |
b7cfce93 | 969 | /* associate with vxlan_if */ |
b67a60d2 | 970 | zl3vni->local_vtep_ip = vxl->vtep_ip; |
b7cfce93 | 971 | zl3vni->vxlan_if = ifp; |
2232a77c | 972 | |
523cafc4 | 973 | /* |
974 | * we need to associate with SVI. | |
b7cfce93 | 975 | * we can associate with svi-if only after association |
523cafc4 | 976 | * with vxlan-intf is complete |
977 | */ | |
b7cfce93 MK |
978 | zl3vni->svi_if = zl3vni_map_to_svi_if(zl3vni); |
979 | ||
06d9cde5 CS |
980 | /* Associate l3vni to mac-vlan and extract VRR MAC */ |
981 | zl3vni->mac_vlan_if = zl3vni_map_to_mac_vlan_if(zl3vni); | |
982 | ||
983 | if (IS_ZEBRA_DEBUG_VXLAN) | |
984 | zlog_debug("create l3vni %u svi_if %s mac_vlan_if %s", | |
985 | vni, zl3vni->svi_if ? zl3vni->svi_if->name | |
986 | : "NIL", | |
987 | zl3vni->mac_vlan_if ? | |
988 | zl3vni->mac_vlan_if->name : "NIL"); | |
989 | ||
b7cfce93 MK |
990 | if (is_l3vni_oper_up(zl3vni)) |
991 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
992 | ||
993 | } else { | |
b7cfce93 MK |
994 | struct interface *vlan_if = NULL; |
995 | ||
996 | if (IS_ZEBRA_DEBUG_VXLAN) | |
997 | zlog_debug( | |
9bcef951 | 998 | "Create L2-VNI hash for intf %s(%u) L2-VNI %u local IP %pI4", |
b7cfce93 | 999 | ifp->name, ifp->ifindex, vni, |
9bcef951 | 1000 | &vxl->vtep_ip); |
b7cfce93 | 1001 | |
87d76d54 | 1002 | /* EVPN hash entry is expected to exist, if the BGP process is killed */ |
8b5fdf2e | 1003 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 1004 | if (zevpn) { |
9df414fe | 1005 | zlog_debug( |
87d76d54 | 1006 | "EVPN hash already present for IF %s(%u) L2-VNI %u", |
b7cfce93 | 1007 | ifp->name, ifp->ifindex, vni); |
b7cfce93 | 1008 | |
27627f9a KA |
1009 | /* |
1010 | * Inform BGP if intf is up and mapped to | |
1011 | * bridge. | |
1012 | */ | |
1013 | if (if_is_operative(ifp) && | |
1014 | zif->brslave_info.br_if) | |
8b5fdf2e | 1015 | zebra_evpn_send_add_to_client(zevpn); |
b7cfce93 | 1016 | |
27627f9a | 1017 | /* Send Local MAC-entries to client */ |
b2998086 | 1018 | zebra_evpn_send_mac_list_to_client(zevpn); |
27627f9a KA |
1019 | |
1020 | /* Send Loval Neighbor entries to client */ | |
7cbae20a | 1021 | zebra_evpn_send_neigh_to_client(zevpn); |
27627f9a | 1022 | } else { |
8b5fdf2e | 1023 | zevpn = zebra_evpn_add(vni); |
87d76d54 | 1024 | if (!zevpn) { |
27627f9a | 1025 | zlog_debug( |
87d76d54 | 1026 | "Failed to add EVPN hash, IF %s(%u) L2-VNI %u", |
27627f9a | 1027 | ifp->name, ifp->ifindex, vni); |
2961d060 | 1028 | return NS_WALK_CONTINUE; |
27627f9a | 1029 | } |
b7cfce93 | 1030 | |
87d76d54 | 1031 | if (zevpn->local_vtep_ip.s_addr != |
27627f9a | 1032 | vxl->vtep_ip.s_addr || |
87d76d54 | 1033 | zevpn->mcast_grp.s_addr != |
27627f9a KA |
1034 | vxl->mcast_grp.s_addr) { |
1035 | zebra_vxlan_sg_deref( | |
87d76d54 PR |
1036 | zevpn->local_vtep_ip, |
1037 | zevpn->mcast_grp); | |
27627f9a KA |
1038 | zebra_vxlan_sg_ref(vxl->vtep_ip, |
1039 | vxl->mcast_grp); | |
87d76d54 PR |
1040 | zevpn->local_vtep_ip = vxl->vtep_ip; |
1041 | zevpn->mcast_grp = vxl->mcast_grp; | |
ce5160c0 AK |
1042 | /* on local vtep-ip check if ES |
1043 | * orig-ip needs to be updated | |
1044 | */ | |
87d76d54 | 1045 | zebra_evpn_es_set_base_evpn(zevpn); |
27627f9a | 1046 | } |
87d76d54 | 1047 | zevpn_vxlan_if_set(zevpn, ifp, true /* set */); |
7cbae20a PR |
1048 | vlan_if = zvni_map_to_svi( |
1049 | vxl->access_vlan, | |
1050 | zif->brslave_info.br_if); | |
27627f9a | 1051 | if (vlan_if) { |
9daa5d47 | 1052 | zevpn->svi_if = vlan_if; |
096f7609 | 1053 | zevpn->vrf_id = vlan_if->vrf->vrf_id; |
27627f9a | 1054 | zl3vni = zl3vni_from_vrf( |
096f7609 | 1055 | vlan_if->vrf->vrf_id); |
27627f9a KA |
1056 | if (zl3vni) |
1057 | listnode_add_sort( | |
87d76d54 | 1058 | zl3vni->l2vnis, zevpn); |
27627f9a | 1059 | } |
b7cfce93 | 1060 | |
27627f9a KA |
1061 | /* |
1062 | * Inform BGP if intf is up and mapped to | |
1063 | * bridge. | |
1064 | */ | |
1065 | if (if_is_operative(ifp) && | |
1066 | zif->brslave_info.br_if) | |
8b5fdf2e | 1067 | zebra_evpn_send_add_to_client(zevpn); |
27627f9a | 1068 | } |
b7cfce93 | 1069 | } |
d62a17ae | 1070 | } |
2961d060 | 1071 | return NS_WALK_CONTINUE; |
07509878 PG |
1072 | } |
1073 | ||
1074 | /* | |
1075 | * Build the VNI hash table by going over the VxLAN interfaces. This | |
1076 | * is called when EVPN (advertise-all-vni) is enabled. | |
1077 | */ | |
1078 | ||
1079 | static void zevpn_build_hash_table(void) | |
1080 | { | |
8998807f | 1081 | ns_walk_func(zevpn_build_hash_table_zns, NULL, NULL); |
2232a77c | 1082 | } |
1083 | ||
2232a77c | 1084 | /* |
87d76d54 | 1085 | * Cleanup EVPN/VTEP and update kernel |
2232a77c | 1086 | */ |
8b5fdf2e | 1087 | static void zebra_evpn_vxlan_cleanup_all(struct hash_bucket *bucket, void *arg) |
2232a77c | 1088 | { |
f6371c34 | 1089 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 1090 | struct zebra_l3vni *zl3vni = NULL; |
2232a77c | 1091 | |
f6371c34 | 1092 | zevpn = (struct zebra_evpn *)bucket->data; |
2232a77c | 1093 | |
b27be4db CS |
1094 | /* remove l2vni from l2vni's tenant-vrf l3-vni list */ |
1095 | zl3vni = zl3vni_from_vrf(zevpn->vrf_id); | |
b7cfce93 | 1096 | if (zl3vni) |
87d76d54 | 1097 | listnode_delete(zl3vni->l2vnis, zevpn); |
b7cfce93 | 1098 | |
8b5fdf2e | 1099 | zebra_evpn_cleanup_all(bucket, arg); |
2232a77c | 1100 | } |
1101 | ||
655b04d1 | 1102 | /* cleanup L3VNI */ |
e3b78da8 | 1103 | static void zl3vni_cleanup_all(struct hash_bucket *bucket, void *args) |
655b04d1 | 1104 | { |
05843a27 | 1105 | struct zebra_l3vni *zl3vni = NULL; |
655b04d1 | 1106 | |
05843a27 | 1107 | zl3vni = (struct zebra_l3vni *)bucket->data; |
655b04d1 MK |
1108 | |
1109 | zebra_vxlan_process_l3vni_oper_down(zl3vni); | |
1110 | } | |
1111 | ||
85442b09 | 1112 | static void rb_find_or_add_host(struct host_rb_tree_entry *hrbe, |
e4a1ec74 | 1113 | const struct prefix *host) |
5e1b0650 DS |
1114 | { |
1115 | struct host_rb_entry lookup; | |
1116 | struct host_rb_entry *hle; | |
1117 | ||
1118 | memset(&lookup, 0, sizeof(lookup)); | |
1119 | memcpy(&lookup.p, host, sizeof(*host)); | |
1120 | ||
85442b09 | 1121 | hle = RB_FIND(host_rb_tree_entry, hrbe, &lookup); |
5e1b0650 DS |
1122 | if (hle) |
1123 | return; | |
1124 | ||
1125 | hle = XCALLOC(MTYPE_HOST_PREFIX, sizeof(struct host_rb_entry)); | |
1126 | memcpy(hle, &lookup, sizeof(lookup)); | |
1127 | ||
85442b09 | 1128 | RB_INSERT(host_rb_tree_entry, hrbe, hle); |
5e1b0650 DS |
1129 | } |
1130 | ||
85442b09 | 1131 | static void rb_delete_host(struct host_rb_tree_entry *hrbe, struct prefix *host) |
5e1b0650 DS |
1132 | { |
1133 | struct host_rb_entry lookup; | |
1134 | struct host_rb_entry *hle; | |
1135 | ||
1136 | memset(&lookup, 0, sizeof(lookup)); | |
1137 | memcpy(&lookup.p, host, sizeof(*host)); | |
1138 | ||
85442b09 | 1139 | hle = RB_FIND(host_rb_tree_entry, hrbe, &lookup); |
10ac2516 | 1140 | if (hle) { |
85442b09 | 1141 | RB_REMOVE(host_rb_tree_entry, hrbe, hle); |
10ac2516 DS |
1142 | XFREE(MTYPE_HOST_PREFIX, hle); |
1143 | } | |
5e1b0650 DS |
1144 | |
1145 | return; | |
1146 | } | |
1147 | ||
b7cfce93 MK |
1148 | /* |
1149 | * Look up MAC hash entry. | |
1150 | */ | |
05843a27 | 1151 | static struct zebra_mac *zl3vni_rmac_lookup(struct zebra_l3vni *zl3vni, |
3198b2b3 | 1152 | const struct ethaddr *rmac) |
b7cfce93 | 1153 | { |
3198b2b3 DS |
1154 | struct zebra_mac tmp; |
1155 | struct zebra_mac *pmac; | |
b7cfce93 MK |
1156 | |
1157 | memset(&tmp, 0, sizeof(tmp)); | |
1158 | memcpy(&tmp.macaddr, rmac, ETH_ALEN); | |
1159 | pmac = hash_lookup(zl3vni->rmac_table, &tmp); | |
2232a77c | 1160 | |
b7cfce93 | 1161 | return pmac; |
2dbad57f | 1162 | } |
2232a77c | 1163 | |
cec2e17d | 1164 | /* |
b7cfce93 | 1165 | * Callback to allocate RMAC hash entry. |
cec2e17d | 1166 | */ |
2dbad57f | 1167 | static void *zl3vni_rmac_alloc(void *p) |
d62a17ae | 1168 | { |
3198b2b3 DS |
1169 | const struct zebra_mac *tmp_rmac = p; |
1170 | struct zebra_mac *zrmac; | |
d62a17ae | 1171 | |
3198b2b3 | 1172 | zrmac = XCALLOC(MTYPE_L3VNI_MAC, sizeof(struct zebra_mac)); |
b7cfce93 | 1173 | *zrmac = *tmp_rmac; |
d62a17ae | 1174 | |
b7cfce93 | 1175 | return ((void *)zrmac); |
2dbad57f | 1176 | } |
cd233079 | 1177 | |
b7cfce93 MK |
1178 | /* |
1179 | * Add RMAC entry to l3-vni | |
1180 | */ | |
05843a27 | 1181 | static struct zebra_mac *zl3vni_rmac_add(struct zebra_l3vni *zl3vni, |
3198b2b3 | 1182 | const struct ethaddr *rmac) |
b7cfce93 | 1183 | { |
3198b2b3 DS |
1184 | struct zebra_mac tmp_rmac; |
1185 | struct zebra_mac *zrmac = NULL; | |
d62a17ae | 1186 | |
6006b807 | 1187 | memset(&tmp_rmac, 0, sizeof(tmp_rmac)); |
b7cfce93 MK |
1188 | memcpy(&tmp_rmac.macaddr, rmac, ETH_ALEN); |
1189 | zrmac = hash_get(zl3vni->rmac_table, &tmp_rmac, zl3vni_rmac_alloc); | |
db889978 CS |
1190 | zrmac->nh_list = list_new(); |
1191 | zrmac->nh_list->cmp = (int (*)(void *, void *))l3vni_rmac_nh_list_cmp; | |
1192 | zrmac->nh_list->del = (void (*)(void *))l3vni_rmac_nh_free; | |
b7cfce93 | 1193 | |
2dbad57f | 1194 | SET_FLAG(zrmac->flags, ZEBRA_MAC_REMOTE); |
1195 | SET_FLAG(zrmac->flags, ZEBRA_MAC_REMOTE_RMAC); | |
1196 | ||
b7cfce93 | 1197 | return zrmac; |
2dbad57f | 1198 | } |
cec2e17d | 1199 | |
1200 | /* | |
b7cfce93 | 1201 | * Delete MAC entry. |
cec2e17d | 1202 | */ |
05843a27 | 1203 | static int zl3vni_rmac_del(struct zebra_l3vni *zl3vni, struct zebra_mac *zrmac) |
cec2e17d | 1204 | { |
3198b2b3 | 1205 | struct zebra_mac *tmp_rmac; |
cd233079 | 1206 | |
db889978 CS |
1207 | /* free the list of nh list*/ |
1208 | list_delete(&zrmac->nh_list); | |
cd233079 | 1209 | |
b7cfce93 | 1210 | tmp_rmac = hash_release(zl3vni->rmac_table, zrmac); |
b2998086 | 1211 | XFREE(MTYPE_L3VNI_MAC, tmp_rmac); |
cd233079 | 1212 | |
b7cfce93 | 1213 | return 0; |
2dbad57f | 1214 | } |
cec2e17d | 1215 | |
1216 | /* | |
036d93c0 | 1217 | * Install remote RMAC into the forwarding plane. |
cec2e17d | 1218 | */ |
05843a27 DS |
1219 | static int zl3vni_rmac_install(struct zebra_l3vni *zl3vni, |
1220 | struct zebra_mac *zrmac) | |
cec2e17d | 1221 | { |
478566d6 MS |
1222 | const struct zebra_if *zif = NULL, *br_zif = NULL; |
1223 | const struct zebra_l2info_vxlan *vxl = NULL; | |
1224 | const struct interface *br_ifp; | |
036d93c0 | 1225 | enum zebra_dplane_result res; |
478566d6 | 1226 | vlanid_t vid; |
cec2e17d | 1227 | |
996c9314 LB |
1228 | if (!(CHECK_FLAG(zrmac->flags, ZEBRA_MAC_REMOTE)) |
1229 | || !(CHECK_FLAG(zrmac->flags, ZEBRA_MAC_REMOTE_RMAC))) | |
b7cfce93 MK |
1230 | return 0; |
1231 | ||
1232 | zif = zl3vni->vxlan_if->info; | |
1233 | if (!zif) | |
1234 | return -1; | |
1235 | ||
478566d6 MS |
1236 | br_ifp = zif->brslave_info.br_if; |
1237 | if (br_ifp == NULL) | |
1238 | return -1; | |
1239 | ||
b7cfce93 MK |
1240 | vxl = &zif->l2info.vxl; |
1241 | ||
478566d6 MS |
1242 | br_zif = (const struct zebra_if *)br_ifp->info; |
1243 | ||
1244 | if (IS_ZEBRA_IF_BRIDGE_VLAN_AWARE(br_zif)) | |
1245 | vid = vxl->access_vlan; | |
1246 | else | |
1247 | vid = 0; | |
1248 | ||
f188e68e AK |
1249 | res = dplane_rem_mac_add(zl3vni->vxlan_if, br_ifp, vid, |
1250 | &zrmac->macaddr, zrmac->fwd_info.r_vtep_ip, 0, 0, | |
1251 | false /*was_static*/); | |
036d93c0 MS |
1252 | if (res != ZEBRA_DPLANE_REQUEST_FAILURE) |
1253 | return 0; | |
1254 | else | |
1255 | return -1; | |
2dbad57f | 1256 | } |
b7cfce93 MK |
1257 | |
1258 | /* | |
036d93c0 | 1259 | * Uninstall remote RMAC from the forwarding plane. |
b7cfce93 | 1260 | */ |
05843a27 DS |
1261 | static int zl3vni_rmac_uninstall(struct zebra_l3vni *zl3vni, |
1262 | struct zebra_mac *zrmac) | |
b7cfce93 | 1263 | { |
478566d6 MS |
1264 | const struct zebra_if *zif = NULL, *br_zif; |
1265 | const struct zebra_l2info_vxlan *vxl = NULL; | |
1266 | const struct interface *br_ifp; | |
1267 | vlanid_t vid; | |
036d93c0 | 1268 | enum zebra_dplane_result res; |
b7cfce93 | 1269 | |
996c9314 LB |
1270 | if (!(CHECK_FLAG(zrmac->flags, ZEBRA_MAC_REMOTE)) |
1271 | || !(CHECK_FLAG(zrmac->flags, ZEBRA_MAC_REMOTE_RMAC))) | |
b7cfce93 MK |
1272 | return 0; |
1273 | ||
1274 | if (!zl3vni->vxlan_if) { | |
e0e140a7 MS |
1275 | if (IS_ZEBRA_DEBUG_VXLAN) |
1276 | zlog_debug( | |
ef7b8be4 DL |
1277 | "RMAC %pEA on L3-VNI %u hash %p couldn't be uninstalled - no vxlan_if", |
1278 | &zrmac->macaddr, zl3vni->vni, zl3vni); | |
b7cfce93 MK |
1279 | return -1; |
1280 | } | |
1281 | ||
1282 | zif = zl3vni->vxlan_if->info; | |
1283 | if (!zif) | |
1284 | return -1; | |
1285 | ||
478566d6 MS |
1286 | br_ifp = zif->brslave_info.br_if; |
1287 | if (br_ifp == NULL) | |
1288 | return -1; | |
1289 | ||
b7cfce93 MK |
1290 | vxl = &zif->l2info.vxl; |
1291 | ||
478566d6 MS |
1292 | br_zif = (const struct zebra_if *)br_ifp->info; |
1293 | if (IS_ZEBRA_IF_BRIDGE_VLAN_AWARE(br_zif)) | |
1294 | vid = vxl->access_vlan; | |
1295 | else | |
1296 | vid = 0; | |
1297 | ||
f188e68e | 1298 | res = dplane_rem_mac_del(zl3vni->vxlan_if, br_ifp, vid, |
036d93c0 MS |
1299 | &zrmac->macaddr, zrmac->fwd_info.r_vtep_ip); |
1300 | if (res != ZEBRA_DPLANE_REQUEST_FAILURE) | |
1301 | return 0; | |
1302 | else | |
1303 | return -1; | |
2dbad57f | 1304 | } |
1305 | ||
1306 | /* handle rmac add */ | |
05843a27 | 1307 | static int zl3vni_remote_rmac_add(struct zebra_l3vni *zl3vni, |
e4a1ec74 | 1308 | const struct ethaddr *rmac, |
3d43b95c | 1309 | const struct ipaddr *vtep_ip) |
2dbad57f | 1310 | { |
3198b2b3 | 1311 | struct zebra_mac *zrmac = NULL; |
db889978 | 1312 | struct ipaddr *vtep = NULL; |
2dbad57f | 1313 | |
1314 | zrmac = zl3vni_rmac_lookup(zl3vni, rmac); | |
1315 | if (!zrmac) { | |
1316 | ||
651fa905 | 1317 | /* Create the RMAC entry, or update its vtep, if necessary. */ |
2dbad57f | 1318 | zrmac = zl3vni_rmac_add(zl3vni, rmac); |
1319 | if (!zrmac) { | |
9df414fe | 1320 | zlog_debug( |
3d43b95c CS |
1321 | "Failed to add RMAC %pEA L3VNI %u Remote VTEP %pIA", |
1322 | rmac, zl3vni->vni, vtep_ip); | |
2dbad57f | 1323 | return -1; |
1324 | } | |
1325 | memset(&zrmac->fwd_info, 0, sizeof(zrmac->fwd_info)); | |
1326 | zrmac->fwd_info.r_vtep_ip = vtep_ip->ipaddr_v4; | |
1327 | ||
db889978 CS |
1328 | vtep = XCALLOC(MTYPE_EVPN_VTEP, sizeof(struct ipaddr)); |
1329 | memcpy(vtep, vtep_ip, sizeof(struct ipaddr)); | |
1330 | if (!listnode_add_sort_nodup(zrmac->nh_list, (void *)vtep)) | |
1331 | XFREE(MTYPE_EVPN_VTEP, vtep); | |
1332 | ||
a780a738 AD |
1333 | /* Send RMAC for FPM processing */ |
1334 | hook_call(zebra_rmac_update, zrmac, zl3vni, false, | |
1335 | "new RMAC added"); | |
1336 | ||
651fa905 CS |
1337 | /* install rmac in kernel */ |
1338 | zl3vni_rmac_install(zl3vni, zrmac); | |
1339 | } else if (!IPV4_ADDR_SAME(&zrmac->fwd_info.r_vtep_ip, | |
1340 | &vtep_ip->ipaddr_v4)) { | |
1341 | if (IS_ZEBRA_DEBUG_VXLAN) | |
1342 | zlog_debug( | |
3d43b95c | 1343 | "L3VNI %u Remote VTEP change(%pI4 -> %pIA) for RMAC %pEA", |
ef7b8be4 | 1344 | zl3vni->vni, &zrmac->fwd_info.r_vtep_ip, |
3d43b95c | 1345 | vtep_ip, rmac); |
651fa905 CS |
1346 | |
1347 | zrmac->fwd_info.r_vtep_ip = vtep_ip->ipaddr_v4; | |
1348 | ||
db889978 CS |
1349 | vtep = XCALLOC(MTYPE_EVPN_VTEP, sizeof(struct ipaddr)); |
1350 | memcpy(vtep, vtep_ip, sizeof(struct ipaddr)); | |
1351 | if (!listnode_add_sort_nodup(zrmac->nh_list, (void *)vtep)) | |
1352 | XFREE(MTYPE_EVPN_VTEP, vtep); | |
1353 | ||
2dbad57f | 1354 | /* install rmac in kernel */ |
1355 | zl3vni_rmac_install(zl3vni, zrmac); | |
1356 | } | |
6134fd82 | 1357 | |
2dbad57f | 1358 | return 0; |
1359 | } | |
1360 | ||
1361 | ||
1362 | /* handle rmac delete */ | |
05843a27 | 1363 | static void zl3vni_remote_rmac_del(struct zebra_l3vni *zl3vni, |
3198b2b3 | 1364 | struct zebra_mac *zrmac, |
3d43b95c | 1365 | struct ipaddr *vtep_ip) |
2dbad57f | 1366 | { |
db889978 | 1367 | struct ipaddr ipv4_vtep; |
2dbad57f | 1368 | |
ae9e6bea | 1369 | if (!zl3vni_nh_lookup(zl3vni, vtep_ip)) { |
6006b807 | 1370 | memset(&ipv4_vtep, 0, sizeof(ipv4_vtep)); |
db889978 CS |
1371 | ipv4_vtep.ipa_type = IPADDR_V4; |
1372 | if (vtep_ip->ipa_type == IPADDR_V6) | |
1373 | ipv4_mapped_ipv6_to_ipv4(&vtep_ip->ipaddr_v6, | |
1374 | &ipv4_vtep.ipaddr_v4); | |
1375 | else | |
1376 | memcpy(&(ipv4_vtep.ipaddr_v4), &vtep_ip->ipaddr_v4, | |
1377 | sizeof(struct in_addr)); | |
2dbad57f | 1378 | |
db889978 CS |
1379 | /* remove nh from rmac's list */ |
1380 | l3vni_rmac_nh_list_nh_delete(zl3vni, zrmac, &ipv4_vtep); | |
1381 | /* delete nh is same as current selected, fall back to | |
1382 | * one present in the list | |
1383 | */ | |
1384 | if (IPV4_ADDR_SAME(&zrmac->fwd_info.r_vtep_ip, | |
1385 | &ipv4_vtep.ipaddr_v4) && | |
1386 | listcount(zrmac->nh_list)) { | |
1387 | struct ipaddr *vtep; | |
a780a738 | 1388 | |
db889978 CS |
1389 | vtep = listgetdata(listhead(zrmac->nh_list)); |
1390 | zrmac->fwd_info.r_vtep_ip = vtep->ipaddr_v4; | |
1391 | if (IS_ZEBRA_DEBUG_VXLAN) | |
1392 | zlog_debug( | |
3d43b95c | 1393 | "L3VNI %u Remote VTEP nh change(%pIA -> %pI4) for RMAC %pEA", |
db889978 CS |
1394 | zl3vni->vni, &ipv4_vtep, |
1395 | &zrmac->fwd_info.r_vtep_ip, | |
3d43b95c | 1396 | &zrmac->macaddr); |
db889978 CS |
1397 | |
1398 | /* install rmac in kernel */ | |
1399 | zl3vni_rmac_install(zl3vni, zrmac); | |
1400 | } | |
ae9e6bea CS |
1401 | |
1402 | if (!listcount(zrmac->nh_list)) { | |
1403 | /* uninstall from kernel */ | |
1404 | zl3vni_rmac_uninstall(zl3vni, zrmac); | |
1405 | ||
1406 | /* Send RMAC for FPM processing */ | |
1407 | hook_call(zebra_rmac_update, zrmac, zl3vni, true, | |
1408 | "RMAC deleted"); | |
1409 | ||
1410 | if (IS_ZEBRA_DEBUG_VXLAN) | |
1411 | zlog_debug( | |
1412 | "L3VNI %u RMAC %pEA vtep_ip %pIA delete", | |
1413 | zl3vni->vni, &zrmac->macaddr, vtep_ip); | |
1414 | ||
1415 | /* del the rmac entry */ | |
1416 | zl3vni_rmac_del(zl3vni, zrmac); | |
1417 | } | |
2dbad57f | 1418 | } |
2dbad57f | 1419 | } |
b7cfce93 MK |
1420 | |
1421 | /* | |
1422 | * Look up nh hash entry on a l3-vni. | |
1423 | */ | |
72de4110 DS |
1424 | static struct zebra_neigh *zl3vni_nh_lookup(struct zebra_l3vni *zl3vni, |
1425 | const struct ipaddr *ip) | |
b7cfce93 | 1426 | { |
72de4110 DS |
1427 | struct zebra_neigh tmp; |
1428 | struct zebra_neigh *n; | |
b7cfce93 MK |
1429 | |
1430 | memset(&tmp, 0, sizeof(tmp)); | |
1431 | memcpy(&tmp.ip, ip, sizeof(struct ipaddr)); | |
1432 | n = hash_lookup(zl3vni->nh_table, &tmp); | |
1433 | ||
1434 | return n; | |
2dbad57f | 1435 | } |
b7cfce93 MK |
1436 | |
1437 | ||
1438 | /* | |
1439 | * Callback to allocate NH hash entry on L3-VNI. | |
1440 | */ | |
2dbad57f | 1441 | static void *zl3vni_nh_alloc(void *p) |
b7cfce93 | 1442 | { |
72de4110 DS |
1443 | const struct zebra_neigh *tmp_n = p; |
1444 | struct zebra_neigh *n; | |
b7cfce93 | 1445 | |
72de4110 | 1446 | n = XCALLOC(MTYPE_L3NEIGH, sizeof(struct zebra_neigh)); |
b7cfce93 MK |
1447 | *n = *tmp_n; |
1448 | ||
1449 | return ((void *)n); | |
2dbad57f | 1450 | } |
b7cfce93 MK |
1451 | |
1452 | /* | |
1453 | * Add neighbor entry. | |
1454 | */ | |
72de4110 DS |
1455 | static struct zebra_neigh *zl3vni_nh_add(struct zebra_l3vni *zl3vni, |
1456 | const struct ipaddr *ip, | |
1457 | const struct ethaddr *mac) | |
b7cfce93 | 1458 | { |
72de4110 DS |
1459 | struct zebra_neigh tmp_n; |
1460 | struct zebra_neigh *n = NULL; | |
b7cfce93 | 1461 | |
6006b807 | 1462 | memset(&tmp_n, 0, sizeof(tmp_n)); |
b7cfce93 MK |
1463 | memcpy(&tmp_n.ip, ip, sizeof(struct ipaddr)); |
1464 | n = hash_get(zl3vni->nh_table, &tmp_n, zl3vni_nh_alloc); | |
b7cfce93 | 1465 | |
85442b09 | 1466 | RB_INIT(host_rb_tree_entry, &n->host_rb); |
6134fd82 | 1467 | |
b7cfce93 | 1468 | memcpy(&n->emac, mac, ETH_ALEN); |
2dbad57f | 1469 | SET_FLAG(n->flags, ZEBRA_NEIGH_REMOTE); |
1470 | SET_FLAG(n->flags, ZEBRA_NEIGH_REMOTE_NH); | |
b7cfce93 MK |
1471 | |
1472 | return n; | |
2dbad57f | 1473 | } |
b7cfce93 MK |
1474 | |
1475 | /* | |
1476 | * Delete neighbor entry. | |
1477 | */ | |
72de4110 | 1478 | static int zl3vni_nh_del(struct zebra_l3vni *zl3vni, struct zebra_neigh *n) |
b7cfce93 | 1479 | { |
72de4110 | 1480 | struct zebra_neigh *tmp_n; |
f2a503f0 | 1481 | struct host_rb_entry *hle; |
b7cfce93 | 1482 | |
85442b09 DS |
1483 | while (!RB_EMPTY(host_rb_tree_entry, &n->host_rb)) { |
1484 | hle = RB_ROOT(host_rb_tree_entry, &n->host_rb); | |
f2a503f0 | 1485 | |
85442b09 | 1486 | RB_REMOVE(host_rb_tree_entry, &n->host_rb, hle); |
f2a503f0 DS |
1487 | XFREE(MTYPE_HOST_PREFIX, hle); |
1488 | } | |
55aabf6f | 1489 | |
b7cfce93 | 1490 | tmp_n = hash_release(zl3vni->nh_table, n); |
7cbae20a | 1491 | XFREE(MTYPE_L3NEIGH, tmp_n); |
b7cfce93 MK |
1492 | |
1493 | return 0; | |
2dbad57f | 1494 | } |
b7cfce93 MK |
1495 | |
1496 | /* | |
1497 | * Install remote nh as neigh into the kernel. | |
1498 | */ | |
72de4110 | 1499 | static int zl3vni_nh_install(struct zebra_l3vni *zl3vni, struct zebra_neigh *n) |
b7cfce93 | 1500 | { |
68e33151 CS |
1501 | uint8_t flags; |
1502 | int ret = 0; | |
1503 | ||
b7cfce93 MK |
1504 | if (!is_l3vni_oper_up(zl3vni)) |
1505 | return -1; | |
1506 | ||
996c9314 LB |
1507 | if (!(n->flags & ZEBRA_NEIGH_REMOTE) |
1508 | || !(n->flags & ZEBRA_NEIGH_REMOTE_NH)) | |
b7cfce93 | 1509 | return 0; |
931fa60c MS |
1510 | |
1511 | flags = DPLANE_NTF_EXT_LEARNED; | |
68e33151 | 1512 | if (n->flags & ZEBRA_NEIGH_ROUTER_FLAG) |
931fa60c MS |
1513 | flags |= DPLANE_NTF_ROUTER; |
1514 | ||
f188e68e AK |
1515 | dplane_rem_neigh_add(zl3vni->svi_if, &n->ip, &n->emac, flags, |
1516 | false /*was_static*/); | |
931fa60c | 1517 | |
68e33151 | 1518 | return ret; |
2dbad57f | 1519 | } |
b7cfce93 MK |
1520 | |
1521 | /* | |
1522 | * Uninstall remote nh from the kernel. | |
1523 | */ | |
72de4110 DS |
1524 | static int zl3vni_nh_uninstall(struct zebra_l3vni *zl3vni, |
1525 | struct zebra_neigh *n) | |
b7cfce93 | 1526 | { |
996c9314 LB |
1527 | if (!(n->flags & ZEBRA_NEIGH_REMOTE) |
1528 | || !(n->flags & ZEBRA_NEIGH_REMOTE_NH)) | |
b7cfce93 MK |
1529 | return 0; |
1530 | ||
fa409e1e | 1531 | if (!zl3vni->svi_if || !if_is_operative(zl3vni->svi_if)) |
1532 | return 0; | |
1533 | ||
f188e68e | 1534 | dplane_rem_neigh_delete(zl3vni->svi_if, &n->ip); |
931fa60c MS |
1535 | |
1536 | return 0; | |
2dbad57f | 1537 | } |
1538 | ||
1539 | /* add remote vtep as a neigh entry */ | |
05843a27 | 1540 | static int zl3vni_remote_nh_add(struct zebra_l3vni *zl3vni, |
e4a1ec74 MS |
1541 | const struct ipaddr *vtep_ip, |
1542 | const struct ethaddr *rmac, | |
1543 | const struct prefix *host_prefix) | |
2dbad57f | 1544 | { |
72de4110 | 1545 | struct zebra_neigh *nh = NULL; |
2dbad57f | 1546 | |
651fa905 | 1547 | /* Create the next hop entry, or update its mac, if necessary. */ |
2dbad57f | 1548 | nh = zl3vni_nh_lookup(zl3vni, vtep_ip); |
1549 | if (!nh) { | |
1550 | nh = zl3vni_nh_add(zl3vni, vtep_ip, rmac); | |
1551 | if (!nh) { | |
9df414fe | 1552 | zlog_debug( |
ef7b8be4 DL |
1553 | "Failed to add NH %pIA as Neigh (RMAC %pEA L3-VNI %u prefix %pFX)", |
1554 | vtep_ip, rmac, zl3vni->vni, host_prefix); | |
2dbad57f | 1555 | return -1; |
1556 | } | |
1557 | ||
1558 | /* install the nh neigh in kernel */ | |
1559 | zl3vni_nh_install(zl3vni, nh); | |
651fa905 CS |
1560 | } else if (memcmp(&nh->emac, rmac, ETH_ALEN) != 0) { |
1561 | if (IS_ZEBRA_DEBUG_VXLAN) | |
2dbe669b | 1562 | zlog_debug( |
ef7b8be4 DL |
1563 | "L3VNI %u RMAC change(%pEA --> %pEA) for nexthop %pIA, prefix %pFX", |
1564 | zl3vni->vni, &nh->emac, rmac, vtep_ip, | |
2dbe669b | 1565 | host_prefix); |
651fa905 CS |
1566 | |
1567 | memcpy(&nh->emac, rmac, ETH_ALEN); | |
1568 | /* install (update) the nh neigh in kernel */ | |
1569 | zl3vni_nh_install(zl3vni, nh); | |
2dbad57f | 1570 | } |
6134fd82 | 1571 | |
f2a503f0 | 1572 | rb_find_or_add_host(&nh->host_rb, host_prefix); |
6134fd82 | 1573 | |
2dbad57f | 1574 | return 0; |
1575 | } | |
1576 | ||
1577 | /* handle nh neigh delete */ | |
72de4110 DS |
1578 | static void zl3vni_remote_nh_del(struct zebra_l3vni *zl3vni, |
1579 | struct zebra_neigh *nh, | |
22e63104 | 1580 | struct prefix *host_prefix) |
2dbad57f | 1581 | { |
f2a503f0 | 1582 | rb_delete_host(&nh->host_rb, host_prefix); |
2dbad57f | 1583 | |
85442b09 | 1584 | if (RB_EMPTY(host_rb_tree_entry, &nh->host_rb)) { |
2dbad57f | 1585 | /* uninstall from kernel */ |
1586 | zl3vni_nh_uninstall(zl3vni, nh); | |
1587 | ||
1588 | /* delete the nh entry */ | |
1589 | zl3vni_nh_del(zl3vni, nh); | |
1590 | } | |
2dbad57f | 1591 | } |
b7cfce93 | 1592 | |
3bcbba10 | 1593 | /* handle neigh update from kernel - the only thing of interest is to |
1594 | * readd stale entries. | |
1595 | */ | |
05843a27 DS |
1596 | static int zl3vni_local_nh_add_update(struct zebra_l3vni *zl3vni, |
1597 | struct ipaddr *ip, uint16_t state) | |
3bcbba10 | 1598 | { |
c05a738b | 1599 | #ifdef GNU_LINUX |
72de4110 | 1600 | struct zebra_neigh *n = NULL; |
3bcbba10 | 1601 | |
1602 | n = zl3vni_nh_lookup(zl3vni, ip); | |
1603 | if (!n) | |
1604 | return 0; | |
1605 | ||
1606 | /* all next hop neigh are remote and installed by frr. | |
1607 | * If the kernel has aged this entry, re-install. | |
1608 | */ | |
1609 | if (state & NUD_STALE) | |
1610 | zl3vni_nh_install(zl3vni, n); | |
c05a738b | 1611 | #endif |
3bcbba10 | 1612 | return 0; |
1613 | } | |
1614 | ||
8c9b80b9 | 1615 | /* handle neigh delete from kernel */ |
05843a27 | 1616 | static int zl3vni_local_nh_del(struct zebra_l3vni *zl3vni, struct ipaddr *ip) |
8c9b80b9 | 1617 | { |
72de4110 | 1618 | struct zebra_neigh *n = NULL; |
8c9b80b9 MK |
1619 | |
1620 | n = zl3vni_nh_lookup(zl3vni, ip); | |
1621 | if (!n) | |
1622 | return 0; | |
1623 | ||
1624 | /* all next hop neigh are remote and installed by frr. | |
1625 | * If we get an age out notification for these neigh entries, we have to | |
523cafc4 | 1626 | * install it back |
1627 | */ | |
8c9b80b9 MK |
1628 | zl3vni_nh_install(zl3vni, n); |
1629 | ||
1630 | return 0; | |
1631 | } | |
1632 | ||
b7cfce93 MK |
1633 | /* |
1634 | * Hash function for L3 VNI. | |
1635 | */ | |
d8b87afe | 1636 | static unsigned int l3vni_hash_keymake(const void *p) |
b7cfce93 | 1637 | { |
05843a27 | 1638 | const struct zebra_l3vni *zl3vni = p; |
b7cfce93 MK |
1639 | |
1640 | return jhash_1word(zl3vni->vni, 0); | |
1641 | } | |
1642 | ||
1643 | /* | |
1644 | * Compare 2 L3 VNI hash entries. | |
1645 | */ | |
74df8d6d | 1646 | static bool l3vni_hash_cmp(const void *p1, const void *p2) |
b7cfce93 | 1647 | { |
05843a27 DS |
1648 | const struct zebra_l3vni *zl3vni1 = p1; |
1649 | const struct zebra_l3vni *zl3vni2 = p2; | |
b7cfce93 MK |
1650 | |
1651 | return (zl3vni1->vni == zl3vni2->vni); | |
1652 | } | |
1653 | ||
1654 | /* | |
1655 | * Callback to allocate L3 VNI hash entry. | |
1656 | */ | |
1657 | static void *zl3vni_alloc(void *p) | |
1658 | { | |
05843a27 DS |
1659 | struct zebra_l3vni *zl3vni = NULL; |
1660 | const struct zebra_l3vni *tmp_l3vni = p; | |
b7cfce93 | 1661 | |
05843a27 | 1662 | zl3vni = XCALLOC(MTYPE_ZL3VNI, sizeof(struct zebra_l3vni)); |
b7cfce93 MK |
1663 | zl3vni->vni = tmp_l3vni->vni; |
1664 | return ((void *)zl3vni); | |
1665 | } | |
1666 | ||
1667 | /* | |
1668 | * Look up L3 VNI hash entry. | |
1669 | */ | |
05843a27 | 1670 | struct zebra_l3vni *zl3vni_lookup(vni_t vni) |
b7cfce93 | 1671 | { |
05843a27 DS |
1672 | struct zebra_l3vni tmp_l3vni; |
1673 | struct zebra_l3vni *zl3vni = NULL; | |
b7cfce93 | 1674 | |
6006b807 | 1675 | memset(&tmp_l3vni, 0, sizeof(tmp_l3vni)); |
b7cfce93 | 1676 | tmp_l3vni.vni = vni; |
89272910 | 1677 | zl3vni = hash_lookup(zrouter.l3vni_table, &tmp_l3vni); |
b7cfce93 MK |
1678 | |
1679 | return zl3vni; | |
1680 | } | |
1681 | ||
1682 | /* | |
1683 | * Add L3 VNI hash entry. | |
1684 | */ | |
05843a27 | 1685 | static struct zebra_l3vni *zl3vni_add(vni_t vni, vrf_id_t vrf_id) |
b7cfce93 | 1686 | { |
05843a27 DS |
1687 | struct zebra_l3vni tmp_zl3vni; |
1688 | struct zebra_l3vni *zl3vni = NULL; | |
b7cfce93 | 1689 | |
6006b807 | 1690 | memset(&tmp_zl3vni, 0, sizeof(tmp_zl3vni)); |
b7cfce93 MK |
1691 | tmp_zl3vni.vni = vni; |
1692 | ||
89272910 | 1693 | zl3vni = hash_get(zrouter.l3vni_table, &tmp_zl3vni, zl3vni_alloc); |
b7cfce93 MK |
1694 | |
1695 | zl3vni->vrf_id = vrf_id; | |
1696 | zl3vni->svi_if = NULL; | |
1697 | zl3vni->vxlan_if = NULL; | |
1698 | zl3vni->l2vnis = list_new(); | |
8b5fdf2e | 1699 | zl3vni->l2vnis->cmp = zebra_evpn_list_cmp; |
b7cfce93 MK |
1700 | |
1701 | /* Create hash table for remote RMAC */ | |
b2998086 | 1702 | zl3vni->rmac_table = zebra_mac_db_create("Zebra L3-VNI RMAC-Table"); |
b7cfce93 MK |
1703 | |
1704 | /* Create hash table for neighbors */ | |
7cbae20a | 1705 | zl3vni->nh_table = zebra_neigh_db_create("Zebra L3-VNI next-hop table"); |
b7cfce93 MK |
1706 | |
1707 | return zl3vni; | |
1708 | } | |
1709 | ||
1710 | /* | |
1711 | * Delete L3 VNI hash entry. | |
1712 | */ | |
05843a27 | 1713 | static int zl3vni_del(struct zebra_l3vni *zl3vni) |
b7cfce93 | 1714 | { |
05843a27 | 1715 | struct zebra_l3vni *tmp_zl3vni; |
b7cfce93 | 1716 | |
b7cfce93 | 1717 | /* free the list of l2vnis */ |
6a154c88 | 1718 | list_delete(&zl3vni->l2vnis); |
b7cfce93 MK |
1719 | zl3vni->l2vnis = NULL; |
1720 | ||
1721 | /* Free the rmac table */ | |
1722 | hash_free(zl3vni->rmac_table); | |
1723 | zl3vni->rmac_table = NULL; | |
1724 | ||
1725 | /* Free the nh table */ | |
1726 | hash_free(zl3vni->nh_table); | |
1727 | zl3vni->nh_table = NULL; | |
1728 | ||
1729 | /* Free the VNI hash entry and allocated memory. */ | |
89272910 | 1730 | tmp_zl3vni = hash_release(zrouter.l3vni_table, zl3vni); |
0a22ddfb | 1731 | XFREE(MTYPE_ZL3VNI, tmp_zl3vni); |
b7cfce93 MK |
1732 | |
1733 | return 0; | |
1734 | } | |
1735 | ||
2961d060 PG |
1736 | static int zl3vni_map_to_vxlan_if_ns(struct ns *ns, |
1737 | void *_zl3vni, | |
1738 | void **_pifp) | |
b7cfce93 | 1739 | { |
2961d060 | 1740 | struct zebra_ns *zns = ns->info; |
05843a27 | 1741 | struct zebra_l3vni *zl3vni = (struct zebra_l3vni *)_zl3vni; |
b7cfce93 MK |
1742 | struct route_node *rn = NULL; |
1743 | struct interface *ifp = NULL; | |
07509878 PG |
1744 | struct zebra_vrf *zvrf; |
1745 | ||
1746 | zvrf = zebra_vrf_get_evpn(); | |
1747 | ||
44a84850 | 1748 | assert(_pifp); |
1749 | ||
b7cfce93 | 1750 | /* loop through all vxlan-interface */ |
b7cfce93 MK |
1751 | for (rn = route_top(zns->if_table); rn; rn = route_next(rn)) { |
1752 | ||
1753 | struct zebra_if *zif = NULL; | |
1754 | struct zebra_l2info_vxlan *vxl = NULL; | |
1755 | ||
1756 | ifp = (struct interface *)rn->info; | |
1757 | if (!ifp) | |
1758 | continue; | |
1759 | ||
1760 | zif = ifp->info; | |
1761 | if (!zif || zif->zif_type != ZEBRA_IF_VXLAN) | |
1762 | continue; | |
1763 | ||
1764 | vxl = &zif->l2info.vxl; | |
07509878 PG |
1765 | if (vxl->vni != zl3vni->vni) |
1766 | continue; | |
1767 | ||
1768 | /* link of VXLAN interface should be in zebra_evpn_vrf */ | |
1769 | if (zvrf->zns->ns_id != vxl->link_nsid) { | |
1770 | if (IS_ZEBRA_DEBUG_VXLAN) | |
1771 | zlog_debug( | |
1772 | "Intf %s(%u) VNI %u, link not in same " | |
1773 | "namespace than BGP EVPN core instance ", | |
1774 | ifp->name, ifp->ifindex, vxl->vni); | |
1775 | continue; | |
b67a60d2 | 1776 | } |
07509878 PG |
1777 | |
1778 | ||
1779 | zl3vni->local_vtep_ip = vxl->vtep_ip; | |
44a84850 | 1780 | *_pifp = (void *)ifp; |
2961d060 | 1781 | return NS_WALK_STOP; |
b7cfce93 MK |
1782 | } |
1783 | ||
2961d060 | 1784 | return NS_WALK_CONTINUE; |
07509878 PG |
1785 | } |
1786 | ||
05843a27 | 1787 | struct interface *zl3vni_map_to_vxlan_if(struct zebra_l3vni *zl3vni) |
07509878 PG |
1788 | { |
1789 | struct interface **p_ifp; | |
1790 | struct interface *ifp = NULL; | |
1791 | ||
1792 | p_ifp = &ifp; | |
1793 | ||
2961d060 PG |
1794 | ns_walk_func(zl3vni_map_to_vxlan_if_ns, |
1795 | (void *)zl3vni, (void **)p_ifp); | |
07509878 | 1796 | return ifp; |
b7cfce93 MK |
1797 | } |
1798 | ||
05843a27 | 1799 | struct interface *zl3vni_map_to_svi_if(struct zebra_l3vni *zl3vni) |
b7cfce93 | 1800 | { |
996c9314 | 1801 | struct zebra_if *zif = NULL; /* zebra_if for vxlan_if */ |
b7cfce93 MK |
1802 | struct zebra_l2info_vxlan *vxl = NULL; /* l2 info for vxlan_if */ |
1803 | ||
2aeb403d | 1804 | if (!zl3vni) |
1805 | return NULL; | |
1806 | ||
b7cfce93 MK |
1807 | if (!zl3vni->vxlan_if) |
1808 | return NULL; | |
1809 | ||
1810 | zif = zl3vni->vxlan_if->info; | |
1811 | if (!zif) | |
1812 | return NULL; | |
1813 | ||
1814 | vxl = &zif->l2info.vxl; | |
1815 | ||
7cbae20a | 1816 | return zvni_map_to_svi(vxl->access_vlan, zif->brslave_info.br_if); |
b7cfce93 MK |
1817 | } |
1818 | ||
05843a27 | 1819 | struct interface *zl3vni_map_to_mac_vlan_if(struct zebra_l3vni *zl3vni) |
06d9cde5 CS |
1820 | { |
1821 | struct zebra_if *zif = NULL; /* zebra_if for vxlan_if */ | |
1822 | ||
1823 | if (!zl3vni) | |
1824 | return NULL; | |
1825 | ||
1826 | if (!zl3vni->vxlan_if) | |
1827 | return NULL; | |
1828 | ||
1829 | zif = zl3vni->vxlan_if->info; | |
1830 | if (!zif) | |
1831 | return NULL; | |
1832 | ||
8b5fdf2e PR |
1833 | return zebra_evpn_map_to_macvlan(zif->brslave_info.br_if, |
1834 | zl3vni->svi_if); | |
06d9cde5 CS |
1835 | } |
1836 | ||
1837 | ||
05843a27 | 1838 | struct zebra_l3vni *zl3vni_from_vrf(vrf_id_t vrf_id) |
b7cfce93 MK |
1839 | { |
1840 | struct zebra_vrf *zvrf = NULL; | |
1841 | ||
1842 | zvrf = zebra_vrf_lookup_by_id(vrf_id); | |
1843 | if (!zvrf) | |
1844 | return NULL; | |
1845 | ||
1846 | return zl3vni_lookup(zvrf->l3vni); | |
1847 | } | |
1848 | ||
24907262 PG |
1849 | static int zl3vni_from_svi_ns(struct ns *ns, void *_in_param, void **_p_zl3vni) |
1850 | { | |
24907262 PG |
1851 | struct zebra_ns *zns = ns->info; |
1852 | struct zebra_l3vni **p_zl3vni = (struct zebra_l3vni **)_p_zl3vni; | |
1853 | struct zebra_from_svi_param *in_param = | |
1854 | (struct zebra_from_svi_param *)_in_param; | |
1855 | struct route_node *rn = NULL; | |
1856 | struct interface *tmp_if = NULL; | |
1857 | struct zebra_if *zif = NULL; | |
1858 | struct zebra_l2info_vxlan *vxl = NULL; | |
1859 | ||
44a84850 | 1860 | assert(in_param && p_zl3vni); |
24907262 PG |
1861 | |
1862 | /* loop through all vxlan-interface */ | |
1863 | for (rn = route_top(zns->if_table); rn; rn = route_next(rn)) { | |
1864 | tmp_if = (struct interface *)rn->info; | |
1865 | if (!tmp_if) | |
1866 | continue; | |
1867 | zif = tmp_if->info; | |
1868 | if (!zif || zif->zif_type != ZEBRA_IF_VXLAN) | |
1869 | continue; | |
1870 | if (!if_is_operative(tmp_if)) | |
1871 | continue; | |
1872 | vxl = &zif->l2info.vxl; | |
1873 | ||
1874 | if (zif->brslave_info.br_if != in_param->br_if) | |
1875 | continue; | |
1876 | ||
1877 | if (!in_param->bridge_vlan_aware | |
1878 | || vxl->access_vlan == in_param->vid) { | |
44a84850 | 1879 | *p_zl3vni = zl3vni_lookup(vxl->vni); |
1880 | return NS_WALK_STOP; | |
24907262 PG |
1881 | } |
1882 | } | |
1883 | ||
44a84850 | 1884 | return NS_WALK_CONTINUE; |
24907262 PG |
1885 | } |
1886 | ||
b7cfce93 MK |
1887 | /* |
1888 | * Map SVI and associated bridge to a VNI. This is invoked upon getting | |
1889 | * neighbor notifications, to see if they are of interest. | |
1890 | */ | |
05843a27 DS |
1891 | static struct zebra_l3vni *zl3vni_from_svi(struct interface *ifp, |
1892 | struct interface *br_if) | |
b7cfce93 | 1893 | { |
05843a27 | 1894 | struct zebra_l3vni *zl3vni = NULL; |
b7cfce93 | 1895 | struct zebra_if *zif = NULL; |
b7cfce93 | 1896 | struct zebra_l2info_bridge *br = NULL; |
24907262 PG |
1897 | struct zebra_from_svi_param in_param = {}; |
1898 | struct zebra_l3vni **p_zl3vni; | |
b7cfce93 MK |
1899 | |
1900 | if (!br_if) | |
1901 | return NULL; | |
1902 | ||
1903 | /* Make sure the linked interface is a bridge. */ | |
1904 | if (!IS_ZEBRA_IF_BRIDGE(br_if)) | |
1905 | return NULL; | |
24907262 | 1906 | in_param.br_if = br_if; |
b7cfce93 MK |
1907 | |
1908 | /* Determine if bridge is VLAN-aware or not */ | |
1909 | zif = br_if->info; | |
1910 | assert(zif); | |
1911 | br = &zif->l2info.br; | |
24907262 PG |
1912 | in_param.bridge_vlan_aware = br->vlan_aware; |
1913 | if (in_param.bridge_vlan_aware) { | |
b7cfce93 MK |
1914 | struct zebra_l2info_vlan *vl; |
1915 | ||
1916 | if (!IS_ZEBRA_IF_VLAN(ifp)) | |
1917 | return NULL; | |
1918 | ||
1919 | zif = ifp->info; | |
1920 | assert(zif); | |
1921 | vl = &zif->l2info.vl; | |
24907262 | 1922 | in_param.vid = vl->vid; |
b7cfce93 MK |
1923 | } |
1924 | ||
1925 | /* See if this interface (or interface plus VLAN Id) maps to a VxLAN */ | |
1926 | /* TODO: Optimize with a hash. */ | |
b7cfce93 | 1927 | |
24907262 | 1928 | p_zl3vni = &zl3vni; |
b7cfce93 | 1929 | |
24907262 | 1930 | ns_walk_func(zl3vni_from_svi_ns, (void *)&in_param, (void **)p_zl3vni); |
b7cfce93 MK |
1931 | return zl3vni; |
1932 | } | |
1933 | ||
1b09e77e AD |
1934 | vni_t vni_id_from_svi(struct interface *ifp, struct interface *br_if) |
1935 | { | |
1936 | vni_t vni = 0; | |
f6371c34 | 1937 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 1938 | struct zebra_l3vni *zl3vni = NULL; |
1b09e77e AD |
1939 | |
1940 | /* Check if an L3VNI belongs to this SVI interface. | |
1941 | * If not, check if an L2VNI belongs to this SVI interface. | |
1942 | */ | |
1943 | zl3vni = zl3vni_from_svi(ifp, br_if); | |
1944 | if (zl3vni) | |
1945 | vni = zl3vni->vni; | |
1946 | else { | |
1947 | zevpn = zebra_evpn_from_svi(ifp, br_if); | |
1948 | if (zevpn) | |
1949 | vni = zevpn->vni; | |
1950 | } | |
1951 | ||
1952 | return vni; | |
1953 | } | |
1954 | ||
05843a27 | 1955 | static inline void zl3vni_get_vrr_rmac(struct zebra_l3vni *zl3vni, |
06d9cde5 CS |
1956 | struct ethaddr *rmac) |
1957 | { | |
1958 | if (!zl3vni) | |
1959 | return; | |
1960 | ||
1961 | if (!is_l3vni_oper_up(zl3vni)) | |
1962 | return; | |
1963 | ||
1964 | if (zl3vni->mac_vlan_if && if_is_operative(zl3vni->mac_vlan_if)) | |
1965 | memcpy(rmac->octet, zl3vni->mac_vlan_if->hw_addr, ETH_ALEN); | |
1966 | } | |
1967 | ||
b7cfce93 MK |
1968 | /* |
1969 | * Inform BGP about l3-vni. | |
1970 | */ | |
05843a27 | 1971 | static int zl3vni_send_add_to_client(struct zebra_l3vni *zl3vni) |
b7cfce93 MK |
1972 | { |
1973 | struct stream *s = NULL; | |
1974 | struct zserv *client = NULL; | |
06d9cde5 CS |
1975 | struct ethaddr svi_rmac, vrr_rmac = {.octet = {0} }; |
1976 | struct zebra_vrf *zvrf; | |
06d9cde5 | 1977 | bool is_anycast_mac = true; |
b7cfce93 | 1978 | |
21ccc0cf | 1979 | client = zserv_find_client(ZEBRA_ROUTE_BGP, 0); |
b7cfce93 MK |
1980 | /* BGP may not be running. */ |
1981 | if (!client) | |
1982 | return 0; | |
1983 | ||
06d9cde5 CS |
1984 | zvrf = zebra_vrf_lookup_by_id(zl3vni->vrf_id); |
1985 | assert(zvrf); | |
1986 | ||
1987 | /* get the svi and vrr rmac values */ | |
6006b807 | 1988 | memset(&svi_rmac, 0, sizeof(svi_rmac)); |
06d9cde5 CS |
1989 | zl3vni_get_svi_rmac(zl3vni, &svi_rmac); |
1990 | zl3vni_get_vrr_rmac(zl3vni, &vrr_rmac); | |
1991 | ||
1992 | /* In absence of vrr mac use svi mac as anycast MAC value */ | |
1993 | if (is_zero_mac(&vrr_rmac)) { | |
1994 | memcpy(&vrr_rmac, &svi_rmac, ETH_ALEN); | |
1995 | is_anycast_mac = false; | |
1996 | } | |
b7cfce93 | 1997 | |
1002497a | 1998 | s = stream_new(ZEBRA_MAX_PACKET_SIZ); |
b7cfce93 | 1999 | |
06d9cde5 CS |
2000 | /* The message is used for both vni add and/or update like |
2001 | * vrr mac is added for l3vni SVI. | |
2002 | */ | |
996c9314 | 2003 | zclient_create_header(s, ZEBRA_L3VNI_ADD, zl3vni_vrf_id(zl3vni)); |
b7cfce93 | 2004 | stream_putl(s, zl3vni->vni); |
06d9cde5 | 2005 | stream_put(s, &svi_rmac, sizeof(struct ethaddr)); |
b67a60d2 | 2006 | stream_put_in_addr(s, &zl3vni->local_vtep_ip); |
c48d9f5f | 2007 | stream_put(s, &zl3vni->filter, sizeof(int)); |
0483af6e | 2008 | stream_putl(s, zl3vni->svi_if->ifindex); |
06d9cde5 CS |
2009 | stream_put(s, &vrr_rmac, sizeof(struct ethaddr)); |
2010 | stream_putl(s, is_anycast_mac); | |
b7cfce93 MK |
2011 | |
2012 | /* Write packet size. */ | |
2013 | stream_putw_at(s, 0, stream_get_endp(s)); | |
2014 | ||
2015 | if (IS_ZEBRA_DEBUG_VXLAN) | |
c48d9f5f | 2016 | zlog_debug( |
ef7b8be4 | 2017 | "Send L3_VNI_ADD %u VRF %s RMAC %pEA VRR %pEA local-ip %pI4 filter %s to %s", |
996c9314 | 2018 | zl3vni->vni, vrf_id_to_name(zl3vni_vrf_id(zl3vni)), |
ef7b8be4 | 2019 | &svi_rmac, &vrr_rmac, &zl3vni->local_vtep_ip, |
996c9314 LB |
2020 | CHECK_FLAG(zl3vni->filter, PREFIX_ROUTES_ONLY) |
2021 | ? "prefix-routes-only" | |
2022 | : "none", | |
2023 | zebra_route_string(client->proto)); | |
b7cfce93 MK |
2024 | |
2025 | client->l3vniadd_cnt++; | |
21ccc0cf | 2026 | return zserv_send_message(client, s); |
b7cfce93 MK |
2027 | } |
2028 | ||
2029 | /* | |
2030 | * Inform BGP about local l3-VNI deletion. | |
2031 | */ | |
05843a27 | 2032 | static int zl3vni_send_del_to_client(struct zebra_l3vni *zl3vni) |
b7cfce93 MK |
2033 | { |
2034 | struct stream *s = NULL; | |
2035 | struct zserv *client = NULL; | |
2036 | ||
21ccc0cf | 2037 | client = zserv_find_client(ZEBRA_ROUTE_BGP, 0); |
b7cfce93 MK |
2038 | /* BGP may not be running. */ |
2039 | if (!client) | |
2040 | return 0; | |
2041 | ||
1002497a | 2042 | s = stream_new(ZEBRA_MAX_PACKET_SIZ); |
b7cfce93 | 2043 | |
996c9314 | 2044 | zclient_create_header(s, ZEBRA_L3VNI_DEL, zl3vni_vrf_id(zl3vni)); |
b7cfce93 MK |
2045 | stream_putl(s, zl3vni->vni); |
2046 | ||
2047 | /* Write packet size. */ | |
2048 | stream_putw_at(s, 0, stream_get_endp(s)); | |
2049 | ||
2050 | if (IS_ZEBRA_DEBUG_VXLAN) | |
996c9314 | 2051 | zlog_debug("Send L3_VNI_DEL %u VRF %s to %s", zl3vni->vni, |
b7cfce93 MK |
2052 | vrf_id_to_name(zl3vni_vrf_id(zl3vni)), |
2053 | zebra_route_string(client->proto)); | |
2054 | ||
2055 | client->l3vnidel_cnt++; | |
21ccc0cf | 2056 | return zserv_send_message(client, s); |
b7cfce93 MK |
2057 | } |
2058 | ||
05843a27 | 2059 | static void zebra_vxlan_process_l3vni_oper_up(struct zebra_l3vni *zl3vni) |
b7cfce93 | 2060 | { |
2aeb403d | 2061 | if (!zl3vni) |
2062 | return; | |
2063 | ||
b7cfce93 MK |
2064 | /* send l3vni add to BGP */ |
2065 | zl3vni_send_add_to_client(zl3vni); | |
2066 | } | |
2067 | ||
05843a27 | 2068 | static void zebra_vxlan_process_l3vni_oper_down(struct zebra_l3vni *zl3vni) |
b7cfce93 | 2069 | { |
2aeb403d | 2070 | if (!zl3vni) |
2071 | return; | |
2072 | ||
b7cfce93 MK |
2073 | /* send l3-vni del to BGP*/ |
2074 | zl3vni_send_del_to_client(zl3vni); | |
2075 | } | |
2076 | ||
7cbae20a | 2077 | static void zevpn_add_to_l3vni_list(struct hash_bucket *bucket, void *ctxt) |
b169fd6f | 2078 | { |
f6371c34 | 2079 | struct zebra_evpn *zevpn = (struct zebra_evpn *)bucket->data; |
05843a27 | 2080 | struct zebra_l3vni *zl3vni = (struct zebra_l3vni *)ctxt; |
b169fd6f | 2081 | |
7cbae20a PR |
2082 | if (zevpn->vrf_id == zl3vni_vrf_id(zl3vni)) |
2083 | listnode_add_sort(zl3vni->l2vnis, zevpn); | |
b169fd6f AK |
2084 | } |
2085 | ||
7cbae20a | 2086 | /* |
3b0a590b AD |
2087 | * Handle transition of vni from l2 to l3 and vice versa. |
2088 | * This function handles only the L2VNI add/delete part of | |
2089 | * the above transition. | |
2090 | * L3VNI add/delete is handled by the calling functions. | |
7cbae20a PR |
2091 | */ |
2092 | static int zebra_vxlan_handle_vni_transition(struct zebra_vrf *zvrf, vni_t vni, | |
2093 | int add) | |
b169fd6f | 2094 | { |
f6371c34 | 2095 | struct zebra_evpn *zevpn = NULL; |
df78d91d | 2096 | struct zebra_l3vni *zl3vni = NULL; |
b169fd6f | 2097 | |
7cbae20a PR |
2098 | /* There is a possibility that VNI notification was already received |
2099 | * from kernel and we programmed it as L2-VNI | |
2100 | * In such a case we need to delete this L2-VNI first, so | |
2101 | * that it can be reprogrammed as L3-VNI in the system. It is also | |
2102 | * possible that the vrf-vni mapping is removed from FRR while the vxlan | |
2103 | * interface is still present in kernel. In this case to keep it | |
2104 | * symmetric, we will delete the l3-vni and reprogram it as l2-vni | |
2105 | */ | |
2106 | if (add) { | |
2107 | /* Locate hash entry */ | |
8b5fdf2e | 2108 | zevpn = zebra_evpn_lookup(vni); |
7cbae20a PR |
2109 | if (!zevpn) |
2110 | return 0; | |
b169fd6f | 2111 | |
7cbae20a PR |
2112 | if (IS_ZEBRA_DEBUG_VXLAN) |
2113 | zlog_debug("Del L2-VNI %u - transition to L3-VNI", vni); | |
b169fd6f | 2114 | |
7cbae20a | 2115 | /* Delete EVPN from BGP. */ |
8b5fdf2e | 2116 | zebra_evpn_send_del_to_client(zevpn); |
b169fd6f | 2117 | |
7cbae20a PR |
2118 | zebra_evpn_neigh_del_all(zevpn, 0, 0, DEL_ALL_NEIGH); |
2119 | zebra_evpn_mac_del_all(zevpn, 0, 0, DEL_ALL_MAC); | |
b169fd6f | 2120 | |
7cbae20a | 2121 | /* Free up all remote VTEPs, if any. */ |
2fe5a02e | 2122 | zebra_evpn_vtep_del_all(zevpn, 1); |
b169fd6f | 2123 | |
df78d91d | 2124 | zl3vni = zl3vni_from_vrf(zevpn->vrf_id); |
2125 | if (zl3vni) | |
2126 | listnode_delete(zl3vni->l2vnis, zevpn); | |
2127 | ||
7cbae20a | 2128 | /* Delete the hash entry. */ |
8b5fdf2e | 2129 | if (zebra_evpn_vxlan_del(zevpn)) { |
7cbae20a PR |
2130 | flog_err(EC_ZEBRA_VNI_DEL_FAILED, |
2131 | "Failed to del EVPN hash %p, VNI %u", zevpn, | |
2132 | zevpn->vni); | |
2133 | return -1; | |
b169fd6f | 2134 | } |
7cbae20a | 2135 | } else { |
3b0a590b AD |
2136 | struct zebra_ns *zns; |
2137 | struct route_node *rn; | |
2138 | struct interface *ifp; | |
2139 | struct zebra_if *zif; | |
2140 | struct zebra_l2info_vxlan *vxl; | |
2141 | struct interface *vlan_if; | |
2142 | bool found = false; | |
2143 | ||
2144 | if (IS_ZEBRA_DEBUG_VXLAN) | |
2145 | zlog_debug("Adding L2-VNI %u - transition from L3-VNI", | |
2146 | vni); | |
2147 | ||
2148 | /* Find VxLAN interface for this VNI. */ | |
2149 | zns = zebra_ns_lookup(NS_DEFAULT); | |
2150 | for (rn = route_top(zns->if_table); rn; rn = route_next(rn)) { | |
2151 | ifp = (struct interface *)rn->info; | |
2152 | if (!ifp) | |
2153 | continue; | |
2154 | zif = ifp->info; | |
2155 | if (!zif || zif->zif_type != ZEBRA_IF_VXLAN) | |
2156 | continue; | |
2157 | ||
2158 | vxl = &zif->l2info.vxl; | |
2159 | if (vxl->vni == vni) { | |
2160 | found = true; | |
2161 | break; | |
2162 | } | |
2163 | } | |
2164 | ||
2165 | if (!found) { | |
2166 | if (IS_ZEBRA_DEBUG_VXLAN) | |
2167 | zlog_err( | |
2168 | "Adding L2-VNI - Failed to find VxLAN interface for VNI %u", | |
2169 | vni); | |
2170 | return -1; | |
2171 | } | |
2172 | ||
2173 | /* Create VNI hash entry for L2VNI */ | |
2174 | zevpn = zebra_evpn_lookup(vni); | |
2175 | if (zevpn) | |
2176 | return 0; | |
2177 | ||
2178 | zevpn = zebra_evpn_add(vni); | |
3b0a590b AD |
2179 | |
2180 | /* Find bridge interface for the VNI */ | |
2181 | vlan_if = zvni_map_to_svi(vxl->access_vlan, | |
2182 | zif->brslave_info.br_if); | |
df78d91d | 2183 | if (vlan_if) { |
096f7609 | 2184 | zevpn->vrf_id = vlan_if->vrf->vrf_id; |
df78d91d | 2185 | zl3vni = zl3vni_from_vrf(vlan_if->vrf->vrf_id); |
2186 | if (zl3vni) | |
2187 | listnode_add_sort_nodup(zl3vni->l2vnis, zevpn); | |
2188 | } | |
3b0a590b AD |
2189 | |
2190 | zevpn->vxlan_if = ifp; | |
2191 | zevpn->local_vtep_ip = vxl->vtep_ip; | |
2192 | ||
2193 | /* Inform BGP if the VNI is up and mapped to a bridge. */ | |
2194 | if (if_is_operative(ifp) && zif->brslave_info.br_if) { | |
2195 | zebra_evpn_send_add_to_client(zevpn); | |
2196 | zebra_evpn_read_mac_neigh(zevpn, ifp); | |
2197 | } | |
b169fd6f AK |
2198 | } |
2199 | ||
7cbae20a | 2200 | return 0; |
b169fd6f AK |
2201 | } |
2202 | ||
7cbae20a PR |
2203 | /* delete and uninstall rmac hash entry */ |
2204 | static void zl3vni_del_rmac_hash_entry(struct hash_bucket *bucket, void *ctx) | |
b169fd6f | 2205 | { |
3198b2b3 | 2206 | struct zebra_mac *zrmac = NULL; |
05843a27 | 2207 | struct zebra_l3vni *zl3vni = NULL; |
b169fd6f | 2208 | |
3198b2b3 | 2209 | zrmac = (struct zebra_mac *)bucket->data; |
05843a27 | 2210 | zl3vni = (struct zebra_l3vni *)ctx; |
7cbae20a | 2211 | zl3vni_rmac_uninstall(zl3vni, zrmac); |
b169fd6f | 2212 | |
7cbae20a PR |
2213 | /* Send RMAC for FPM processing */ |
2214 | hook_call(zebra_rmac_update, zrmac, zl3vni, true, "RMAC deleted"); | |
b169fd6f | 2215 | |
7cbae20a | 2216 | zl3vni_rmac_del(zl3vni, zrmac); |
b169fd6f AK |
2217 | } |
2218 | ||
7cbae20a PR |
2219 | /* delete and uninstall nh hash entry */ |
2220 | static void zl3vni_del_nh_hash_entry(struct hash_bucket *bucket, void *ctx) | |
b169fd6f | 2221 | { |
72de4110 | 2222 | struct zebra_neigh *n = NULL; |
05843a27 | 2223 | struct zebra_l3vni *zl3vni = NULL; |
b169fd6f | 2224 | |
72de4110 | 2225 | n = (struct zebra_neigh *)bucket->data; |
05843a27 | 2226 | zl3vni = (struct zebra_l3vni *)ctx; |
7cbae20a PR |
2227 | zl3vni_nh_uninstall(zl3vni, n); |
2228 | zl3vni_nh_del(zl3vni, n); | |
2229 | } | |
b169fd6f | 2230 | |
7cbae20a | 2231 | /* re-add remote rmac if needed */ |
05843a27 | 2232 | static int zebra_vxlan_readd_remote_rmac(struct zebra_l3vni *zl3vni, |
7cbae20a PR |
2233 | struct ethaddr *rmac) |
2234 | { | |
3198b2b3 | 2235 | struct zebra_mac *zrmac = NULL; |
7cbae20a PR |
2236 | |
2237 | zrmac = zl3vni_rmac_lookup(zl3vni, rmac); | |
2238 | if (!zrmac) | |
2239 | return 0; | |
2240 | ||
2241 | if (IS_ZEBRA_DEBUG_VXLAN) | |
ef7b8be4 DL |
2242 | zlog_debug("Del remote RMAC %pEA L3VNI %u - readd", |
2243 | rmac, zl3vni->vni); | |
7cbae20a PR |
2244 | |
2245 | zl3vni_rmac_install(zl3vni, zrmac); | |
2246 | return 0; | |
b169fd6f AK |
2247 | } |
2248 | ||
b7cfce93 MK |
2249 | /* Public functions */ |
2250 | ||
c48d9f5f MK |
2251 | int is_l3vni_for_prefix_routes_only(vni_t vni) |
2252 | { | |
05843a27 | 2253 | struct zebra_l3vni *zl3vni = NULL; |
c48d9f5f MK |
2254 | |
2255 | zl3vni = zl3vni_lookup(vni); | |
2256 | if (!zl3vni) | |
2257 | return 0; | |
2258 | ||
2259 | return CHECK_FLAG(zl3vni->filter, PREFIX_ROUTES_ONLY) ? 1 : 0; | |
2260 | } | |
2261 | ||
2dbad57f | 2262 | /* handle evpn route in vrf table */ |
e4a1ec74 MS |
2263 | void zebra_vxlan_evpn_vrf_route_add(vrf_id_t vrf_id, const struct ethaddr *rmac, |
2264 | const struct ipaddr *vtep_ip, | |
2265 | const struct prefix *host_prefix) | |
2dbad57f | 2266 | { |
05843a27 | 2267 | struct zebra_l3vni *zl3vni = NULL; |
f50dc5e6 | 2268 | struct ipaddr ipv4_vtep; |
2dbad57f | 2269 | |
2270 | zl3vni = zl3vni_from_vrf(vrf_id); | |
2271 | if (!zl3vni || !is_l3vni_oper_up(zl3vni)) | |
2272 | return; | |
2273 | ||
3518f352 | 2274 | /* |
f50dc5e6 MK |
2275 | * add the next hop neighbor - |
2276 | * neigh to be installed is the ipv6 nexthop neigh | |
2277 | */ | |
3518f352 | 2278 | zl3vni_remote_nh_add(zl3vni, vtep_ip, rmac, host_prefix); |
2dbad57f | 2279 | |
f50dc5e6 MK |
2280 | /* |
2281 | * if the remote vtep is a ipv4 mapped ipv6 address convert it to ipv4 | |
2282 | * address. Rmac is programmed against the ipv4 vtep because we only | |
2283 | * support ipv4 tunnels in the h/w right now | |
2284 | */ | |
6006b807 | 2285 | memset(&ipv4_vtep, 0, sizeof(ipv4_vtep)); |
f50dc5e6 MK |
2286 | ipv4_vtep.ipa_type = IPADDR_V4; |
2287 | if (vtep_ip->ipa_type == IPADDR_V6) | |
2288 | ipv4_mapped_ipv6_to_ipv4(&vtep_ip->ipaddr_v6, | |
2289 | &(ipv4_vtep.ipaddr_v4)); | |
2290 | else | |
2291 | memcpy(&(ipv4_vtep.ipaddr_v4), &vtep_ip->ipaddr_v4, | |
2292 | sizeof(struct in_addr)); | |
2293 | ||
3518f352 DS |
2294 | /* |
2295 | * add the rmac - remote rmac to be installed is against the ipv4 | |
f50dc5e6 MK |
2296 | * nexthop address |
2297 | */ | |
3d43b95c | 2298 | zl3vni_remote_rmac_add(zl3vni, rmac, &ipv4_vtep); |
2dbad57f | 2299 | } |
2300 | ||
2301 | /* handle evpn vrf route delete */ | |
22e63104 | 2302 | void zebra_vxlan_evpn_vrf_route_del(vrf_id_t vrf_id, |
996c9314 LB |
2303 | struct ipaddr *vtep_ip, |
2304 | struct prefix *host_prefix) | |
2dbad57f | 2305 | { |
05843a27 | 2306 | struct zebra_l3vni *zl3vni = NULL; |
72de4110 | 2307 | struct zebra_neigh *nh = NULL; |
3198b2b3 | 2308 | struct zebra_mac *zrmac = NULL; |
2dbad57f | 2309 | |
2310 | zl3vni = zl3vni_from_vrf(vrf_id); | |
5e06422c | 2311 | if (!zl3vni) |
2dbad57f | 2312 | return; |
2313 | ||
22e63104 | 2314 | /* find the next hop entry and rmac entry */ |
2315 | nh = zl3vni_nh_lookup(zl3vni, vtep_ip); | |
2316 | if (!nh) | |
2317 | return; | |
2318 | zrmac = zl3vni_rmac_lookup(zl3vni, &nh->emac); | |
2319 | ||
2dbad57f | 2320 | /* delete the next hop entry */ |
22e63104 | 2321 | zl3vni_remote_nh_del(zl3vni, nh, host_prefix); |
2dbad57f | 2322 | |
2323 | /* delete the rmac entry */ | |
22e63104 | 2324 | if (zrmac) |
3d43b95c | 2325 | zl3vni_remote_rmac_del(zl3vni, zrmac, vtep_ip); |
2dbad57f | 2326 | } |
2327 | ||
996c9314 | 2328 | void zebra_vxlan_print_specific_rmac_l3vni(struct vty *vty, vni_t l3vni, |
9f049418 | 2329 | struct ethaddr *rmac, bool use_json) |
9aa741ea | 2330 | { |
05843a27 | 2331 | struct zebra_l3vni *zl3vni = NULL; |
3198b2b3 | 2332 | struct zebra_mac *zrmac = NULL; |
316f4ca4 | 2333 | json_object *json = NULL; |
9aa741ea | 2334 | |
316f4ca4 MK |
2335 | if (!is_evpn_enabled()) { |
2336 | if (use_json) | |
2337 | vty_out(vty, "{}\n"); | |
9aa741ea | 2338 | return; |
316f4ca4 MK |
2339 | } |
2340 | ||
2341 | if (use_json) | |
2342 | json = json_object_new_object(); | |
9aa741ea MK |
2343 | |
2344 | zl3vni = zl3vni_lookup(l3vni); | |
2345 | if (!zl3vni) { | |
316f4ca4 MK |
2346 | if (use_json) |
2347 | vty_out(vty, "{}\n"); | |
2348 | else | |
0437e105 | 2349 | vty_out(vty, "%% L3-VNI %u doesn't exist\n", l3vni); |
9aa741ea MK |
2350 | return; |
2351 | } | |
2352 | ||
2353 | zrmac = zl3vni_rmac_lookup(zl3vni, rmac); | |
2354 | if (!zrmac) { | |
316f4ca4 MK |
2355 | if (use_json) |
2356 | vty_out(vty, "{}\n"); | |
2357 | else | |
2358 | vty_out(vty, | |
db889978 | 2359 | "%% Requested RMAC doesn't exist in L3-VNI %u\n", |
316f4ca4 | 2360 | l3vni); |
9aa741ea MK |
2361 | return; |
2362 | } | |
2363 | ||
316f4ca4 MK |
2364 | zl3vni_print_rmac(zrmac, vty, json); |
2365 | ||
c48349e3 | 2366 | if (use_json) |
962af8a8 | 2367 | vty_json(vty, json); |
9aa741ea | 2368 | } |
2dbad57f | 2369 | |
9f049418 | 2370 | void zebra_vxlan_print_rmacs_l3vni(struct vty *vty, vni_t l3vni, bool use_json) |
b7cfce93 | 2371 | { |
05843a27 | 2372 | struct zebra_l3vni *zl3vni; |
d7c0a89a | 2373 | uint32_t num_rmacs; |
b7cfce93 MK |
2374 | struct rmac_walk_ctx wctx; |
2375 | json_object *json = NULL; | |
b7cfce93 MK |
2376 | |
2377 | if (!is_evpn_enabled()) | |
2378 | return; | |
2379 | ||
2380 | zl3vni = zl3vni_lookup(l3vni); | |
2381 | if (!zl3vni) { | |
2382 | if (use_json) | |
2383 | vty_out(vty, "{}\n"); | |
2384 | else | |
2385 | vty_out(vty, "%% L3-VNI %u does not exist\n", l3vni); | |
2386 | return; | |
2387 | } | |
2388 | num_rmacs = hashcount(zl3vni->rmac_table); | |
2389 | if (!num_rmacs) | |
2390 | return; | |
2391 | ||
75223c9e | 2392 | if (use_json) |
b7cfce93 | 2393 | json = json_object_new_object(); |
b7cfce93 | 2394 | |
6006b807 | 2395 | memset(&wctx, 0, sizeof(wctx)); |
b7cfce93 | 2396 | wctx.vty = vty; |
75223c9e | 2397 | wctx.json = json; |
b7cfce93 | 2398 | if (!use_json) { |
996c9314 | 2399 | vty_out(vty, "Number of Remote RMACs known for this VNI: %u\n", |
b7cfce93 | 2400 | num_rmacs); |
4cce389e | 2401 | vty_out(vty, "%-17s %-21s\n", "MAC", "Remote VTEP"); |
b7cfce93 MK |
2402 | } else |
2403 | json_object_int_add(json, "numRmacs", num_rmacs); | |
2404 | ||
2405 | hash_iterate(zl3vni->rmac_table, zl3vni_print_rmac_hash, &wctx); | |
2406 | ||
c48349e3 | 2407 | if (use_json) |
962af8a8 | 2408 | vty_json(vty, json); |
b7cfce93 MK |
2409 | } |
2410 | ||
9f049418 | 2411 | void zebra_vxlan_print_rmacs_all_l3vni(struct vty *vty, bool use_json) |
b7cfce93 | 2412 | { |
b7cfce93 | 2413 | json_object *json = NULL; |
c0b4eaa4 | 2414 | void *args[2]; |
b7cfce93 MK |
2415 | |
2416 | if (!is_evpn_enabled()) { | |
2417 | if (use_json) | |
2418 | vty_out(vty, "{}\n"); | |
2419 | return; | |
2420 | } | |
2421 | ||
b7cfce93 MK |
2422 | if (use_json) |
2423 | json = json_object_new_object(); | |
2424 | ||
c0b4eaa4 MK |
2425 | args[0] = vty; |
2426 | args[1] = json; | |
89272910 | 2427 | hash_iterate(zrouter.l3vni_table, |
e3b78da8 | 2428 | (void (*)(struct hash_bucket *, |
c0b4eaa4 MK |
2429 | void *))zl3vni_print_rmac_hash_all_vni, |
2430 | args); | |
b7cfce93 | 2431 | |
c48349e3 | 2432 | if (use_json) |
962af8a8 | 2433 | vty_json(vty, json); |
b7cfce93 MK |
2434 | } |
2435 | ||
996c9314 | 2436 | void zebra_vxlan_print_specific_nh_l3vni(struct vty *vty, vni_t l3vni, |
9f049418 | 2437 | struct ipaddr *ip, bool use_json) |
9aa741ea | 2438 | { |
05843a27 | 2439 | struct zebra_l3vni *zl3vni = NULL; |
72de4110 | 2440 | struct zebra_neigh *n = NULL; |
c0e519d3 | 2441 | json_object *json = NULL; |
9aa741ea | 2442 | |
c0e519d3 MK |
2443 | if (!is_evpn_enabled()) { |
2444 | if (use_json) | |
2445 | vty_out(vty, "{}\n"); | |
9aa741ea | 2446 | return; |
c0e519d3 MK |
2447 | } |
2448 | ||
2449 | if (use_json) | |
2450 | json = json_object_new_object(); | |
9aa741ea MK |
2451 | |
2452 | zl3vni = zl3vni_lookup(l3vni); | |
2453 | if (!zl3vni) { | |
c0e519d3 MK |
2454 | if (use_json) |
2455 | vty_out(vty, "{}\n"); | |
2456 | else | |
2457 | vty_out(vty, "%% L3-VNI %u does not exist\n", l3vni); | |
9aa741ea MK |
2458 | return; |
2459 | } | |
2460 | ||
2461 | n = zl3vni_nh_lookup(zl3vni, ip); | |
2462 | if (!n) { | |
c0e519d3 MK |
2463 | if (use_json) |
2464 | vty_out(vty, "{}\n"); | |
2465 | else | |
2466 | vty_out(vty, | |
2467 | "%% Requested next-hop not present for L3-VNI %u", | |
2468 | l3vni); | |
9aa741ea MK |
2469 | return; |
2470 | } | |
2471 | ||
c0e519d3 MK |
2472 | zl3vni_print_nh(n, vty, json); |
2473 | ||
c48349e3 | 2474 | if (use_json) |
962af8a8 | 2475 | vty_json(vty, json); |
9aa741ea MK |
2476 | } |
2477 | ||
9f049418 | 2478 | void zebra_vxlan_print_nh_l3vni(struct vty *vty, vni_t l3vni, bool use_json) |
b7cfce93 | 2479 | { |
d7c0a89a | 2480 | uint32_t num_nh; |
2dbad57f | 2481 | struct nh_walk_ctx wctx; |
b7cfce93 | 2482 | json_object *json = NULL; |
05843a27 | 2483 | struct zebra_l3vni *zl3vni = NULL; |
b7cfce93 MK |
2484 | |
2485 | if (!is_evpn_enabled()) | |
2486 | return; | |
2487 | ||
2488 | zl3vni = zl3vni_lookup(l3vni); | |
2489 | if (!zl3vni) { | |
2490 | if (use_json) | |
2491 | vty_out(vty, "{}\n"); | |
2492 | else | |
2493 | vty_out(vty, "%% L3-VNI %u does not exist\n", l3vni); | |
2494 | return; | |
2495 | } | |
2496 | ||
2497 | num_nh = hashcount(zl3vni->nh_table); | |
2498 | if (!num_nh) | |
2499 | return; | |
2500 | ||
9187f600 | 2501 | if (use_json) |
b7cfce93 | 2502 | json = json_object_new_object(); |
b7cfce93 | 2503 | |
2dbad57f | 2504 | wctx.vty = vty; |
9187f600 | 2505 | wctx.json = json; |
b7cfce93 | 2506 | if (!use_json) { |
996c9314 | 2507 | vty_out(vty, "Number of NH Neighbors known for this VNI: %u\n", |
b7cfce93 | 2508 | num_nh); |
4cce389e | 2509 | vty_out(vty, "%-15s %-17s\n", "IP", "RMAC"); |
b7cfce93 | 2510 | } else |
4cce389e | 2511 | json_object_int_add(json, "numNextHops", num_nh); |
b7cfce93 MK |
2512 | |
2513 | hash_iterate(zl3vni->nh_table, zl3vni_print_nh_hash, &wctx); | |
2514 | ||
c48349e3 | 2515 | if (use_json) |
962af8a8 | 2516 | vty_json(vty, json); |
b7cfce93 MK |
2517 | } |
2518 | ||
9f049418 | 2519 | void zebra_vxlan_print_nh_all_l3vni(struct vty *vty, bool use_json) |
b7cfce93 | 2520 | { |
2dbad57f | 2521 | json_object *json = NULL; |
32798965 | 2522 | void *args[2]; |
2dbad57f | 2523 | |
2524 | if (!is_evpn_enabled()) { | |
2525 | if (use_json) | |
2526 | vty_out(vty, "{}\n"); | |
2527 | return; | |
2528 | } | |
2529 | ||
2dbad57f | 2530 | if (use_json) |
2531 | json = json_object_new_object(); | |
2532 | ||
32798965 MK |
2533 | args[0] = vty; |
2534 | args[1] = json; | |
89272910 | 2535 | hash_iterate(zrouter.l3vni_table, |
e3b78da8 | 2536 | (void (*)(struct hash_bucket *, |
32798965 MK |
2537 | void *))zl3vni_print_nh_hash_all_vni, |
2538 | args); | |
2dbad57f | 2539 | |
c48349e3 | 2540 | if (use_json) |
962af8a8 | 2541 | vty_json(vty, json); |
b7cfce93 MK |
2542 | } |
2543 | ||
2544 | /* | |
2545 | * Display L3 VNI information (VTY command handler). | |
2546 | */ | |
9f049418 | 2547 | void zebra_vxlan_print_l3vni(struct vty *vty, vni_t vni, bool use_json) |
b7cfce93 MK |
2548 | { |
2549 | void *args[2]; | |
2550 | json_object *json = NULL; | |
05843a27 | 2551 | struct zebra_l3vni *zl3vni = NULL; |
b7cfce93 | 2552 | |
b2ee5a13 MK |
2553 | if (!is_evpn_enabled()) { |
2554 | if (use_json) | |
2555 | vty_out(vty, "{}\n"); | |
b7cfce93 | 2556 | return; |
b2ee5a13 | 2557 | } |
b7cfce93 MK |
2558 | |
2559 | zl3vni = zl3vni_lookup(vni); | |
2560 | if (!zl3vni) { | |
2561 | if (use_json) | |
2562 | vty_out(vty, "{}\n"); | |
2563 | else | |
2564 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
2565 | return; | |
2566 | } | |
2567 | ||
2568 | if (use_json) | |
2569 | json = json_object_new_object(); | |
2570 | ||
b2ee5a13 MK |
2571 | args[0] = vty; |
2572 | args[1] = json; | |
b7cfce93 MK |
2573 | zl3vni_print(zl3vni, (void *)args); |
2574 | ||
c48349e3 | 2575 | if (use_json) |
962af8a8 | 2576 | vty_json(vty, json); |
b7cfce93 MK |
2577 | } |
2578 | ||
4cce389e MK |
2579 | void zebra_vxlan_print_vrf_vni(struct vty *vty, struct zebra_vrf *zvrf, |
2580 | json_object *json_vrfs) | |
b7cfce93 | 2581 | { |
4cce389e | 2582 | char buf[ETHER_ADDR_STRLEN]; |
05843a27 | 2583 | struct zebra_l3vni *zl3vni = NULL; |
b7cfce93 | 2584 | |
4cce389e MK |
2585 | zl3vni = zl3vni_lookup(zvrf->l3vni); |
2586 | if (!zl3vni) | |
b7cfce93 | 2587 | return; |
b7cfce93 | 2588 | |
4cce389e MK |
2589 | if (!json_vrfs) { |
2590 | vty_out(vty, "%-37s %-10u %-20s %-20s %-5s %-18s\n", | |
996c9314 | 2591 | zvrf_name(zvrf), zl3vni->vni, |
4cce389e | 2592 | zl3vni_vxlan_if_name(zl3vni), |
996c9314 | 2593 | zl3vni_svi_if_name(zl3vni), zl3vni_state2str(zl3vni), |
4cce389e | 2594 | zl3vni_rmac2str(zl3vni, buf, sizeof(buf))); |
b7cfce93 | 2595 | } else { |
4cce389e | 2596 | json_object *json_vrf = NULL; |
9df2b997 | 2597 | |
4cce389e | 2598 | json_vrf = json_object_new_object(); |
996c9314 | 2599 | json_object_string_add(json_vrf, "vrf", zvrf_name(zvrf)); |
4cce389e MK |
2600 | json_object_int_add(json_vrf, "vni", zl3vni->vni); |
2601 | json_object_string_add(json_vrf, "vxlanIntf", | |
2602 | zl3vni_vxlan_if_name(zl3vni)); | |
2603 | json_object_string_add(json_vrf, "sviIntf", | |
2604 | zl3vni_svi_if_name(zl3vni)); | |
2605 | json_object_string_add(json_vrf, "state", | |
2606 | zl3vni_state2str(zl3vni)); | |
996c9314 LB |
2607 | json_object_string_add( |
2608 | json_vrf, "routerMac", | |
2609 | zl3vni_rmac2str(zl3vni, buf, sizeof(buf))); | |
4cce389e | 2610 | json_object_array_add(json_vrfs, json_vrf); |
b7cfce93 MK |
2611 | } |
2612 | } | |
2613 | ||
2614 | /* | |
2615 | * Display Neighbors for a VNI (VTY command handler). | |
2616 | */ | |
2617 | void zebra_vxlan_print_neigh_vni(struct vty *vty, struct zebra_vrf *zvrf, | |
9f049418 | 2618 | vni_t vni, bool use_json) |
b7cfce93 | 2619 | { |
f6371c34 | 2620 | struct zebra_evpn *zevpn; |
d7c0a89a | 2621 | uint32_t num_neigh; |
b7cfce93 MK |
2622 | struct neigh_walk_ctx wctx; |
2623 | json_object *json = NULL; | |
2624 | ||
2625 | if (!is_evpn_enabled()) | |
2626 | return; | |
8b5fdf2e | 2627 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 2628 | if (!zevpn) { |
b7cfce93 MK |
2629 | if (use_json) |
2630 | vty_out(vty, "{}\n"); | |
2631 | else | |
2632 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
2633 | return; | |
2634 | } | |
87d76d54 | 2635 | num_neigh = hashcount(zevpn->neigh_table); |
b7cfce93 MK |
2636 | if (!num_neigh) |
2637 | return; | |
2638 | ||
2639 | if (use_json) | |
2640 | json = json_object_new_object(); | |
2641 | ||
2642 | /* Since we have IPv6 addresses to deal with which can vary widely in | |
2643 | * size, we try to be a bit more elegant in display by first computing | |
2644 | * the maximum width. | |
2645 | */ | |
6006b807 | 2646 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 2647 | wctx.zevpn = zevpn; |
b7cfce93 MK |
2648 | wctx.vty = vty; |
2649 | wctx.addr_width = 15; | |
2650 | wctx.json = json; | |
7cbae20a PR |
2651 | hash_iterate(zevpn->neigh_table, zebra_evpn_find_neigh_addr_width, |
2652 | &wctx); | |
b7cfce93 MK |
2653 | |
2654 | if (!use_json) { | |
2655 | vty_out(vty, | |
2656 | "Number of ARPs (local and remote) known for this VNI: %u\n", | |
2657 | num_neigh); | |
7cbae20a | 2658 | zebra_evpn_print_neigh_hdr(vty, &wctx); |
b7cfce93 MK |
2659 | } else |
2660 | json_object_int_add(json, "numArpNd", num_neigh); | |
2661 | ||
7cbae20a | 2662 | hash_iterate(zevpn->neigh_table, zebra_evpn_print_neigh_hash, &wctx); |
c48349e3 | 2663 | if (use_json) |
962af8a8 | 2664 | vty_json(vty, json); |
b7cfce93 MK |
2665 | } |
2666 | ||
2667 | /* | |
2668 | * Display neighbors across all VNIs (VTY command handler). | |
2669 | */ | |
2670 | void zebra_vxlan_print_neigh_all_vni(struct vty *vty, struct zebra_vrf *zvrf, | |
1374d4db | 2671 | bool print_dup, bool use_json) |
b7cfce93 MK |
2672 | { |
2673 | json_object *json = NULL; | |
1374d4db | 2674 | void *args[3]; |
b7cfce93 MK |
2675 | |
2676 | if (!is_evpn_enabled()) | |
2677 | return; | |
2678 | ||
2679 | if (use_json) | |
2680 | json = json_object_new_object(); | |
2681 | ||
2682 | args[0] = vty; | |
2683 | args[1] = json; | |
1374d4db CS |
2684 | args[2] = (void *)(ptrdiff_t)print_dup; |
2685 | ||
87d76d54 | 2686 | hash_iterate(zvrf->evpn_table, |
e3b78da8 | 2687 | (void (*)(struct hash_bucket *, |
87d76d54 | 2688 | void *))zevpn_print_neigh_hash_all_evpn, |
b7cfce93 | 2689 | args); |
c48349e3 | 2690 | if (use_json) |
962af8a8 | 2691 | vty_json(vty, json); |
b7cfce93 MK |
2692 | } |
2693 | ||
e3fac919 NS |
2694 | /* |
2695 | * Display neighbors across all VNIs in detail(VTY command handler). | |
2696 | */ | |
2697 | void zebra_vxlan_print_neigh_all_vni_detail(struct vty *vty, | |
2698 | struct zebra_vrf *zvrf, | |
2699 | bool print_dup, bool use_json) | |
2700 | { | |
2701 | json_object *json = NULL; | |
2702 | void *args[3]; | |
2703 | ||
2704 | if (!is_evpn_enabled()) | |
2705 | return; | |
2706 | ||
2707 | if (use_json) | |
2708 | json = json_object_new_object(); | |
2709 | ||
2710 | args[0] = vty; | |
2711 | args[1] = json; | |
2712 | args[2] = (void *)(ptrdiff_t)print_dup; | |
2713 | ||
87d76d54 | 2714 | hash_iterate(zvrf->evpn_table, |
e3b78da8 | 2715 | (void (*)(struct hash_bucket *, |
87d76d54 | 2716 | void *))zevpn_print_neigh_hash_all_evpn_detail, |
e3fac919 | 2717 | args); |
c48349e3 | 2718 | if (use_json) |
962af8a8 | 2719 | vty_json(vty, json); |
e3fac919 NS |
2720 | } |
2721 | ||
b7cfce93 MK |
2722 | /* |
2723 | * Display specific neighbor for a VNI, if present (VTY command handler). | |
2724 | */ | |
2725 | void zebra_vxlan_print_specific_neigh_vni(struct vty *vty, | |
2726 | struct zebra_vrf *zvrf, vni_t vni, | |
9f049418 | 2727 | struct ipaddr *ip, bool use_json) |
b7cfce93 | 2728 | { |
f6371c34 | 2729 | struct zebra_evpn *zevpn; |
72de4110 | 2730 | struct zebra_neigh *n; |
b7cfce93 MK |
2731 | json_object *json = NULL; |
2732 | ||
2733 | if (!is_evpn_enabled()) | |
2734 | return; | |
8b5fdf2e | 2735 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 2736 | if (!zevpn) { |
b7cfce93 | 2737 | if (use_json) |
cd233079 CS |
2738 | vty_out(vty, "{}\n"); |
2739 | else | |
2740 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
d62a17ae | 2741 | return; |
2742 | } | |
7cbae20a | 2743 | n = zebra_evpn_neigh_lookup(zevpn, ip); |
d62a17ae | 2744 | if (!n) { |
cd233079 CS |
2745 | if (!use_json) |
2746 | vty_out(vty, | |
2747 | "%% Requested neighbor does not exist in VNI %u\n", | |
2748 | vni); | |
d62a17ae | 2749 | return; |
2750 | } | |
cd233079 CS |
2751 | if (use_json) |
2752 | json = json_object_new_object(); | |
2753 | ||
7cbae20a | 2754 | zebra_evpn_print_neigh(n, vty, json); |
cec2e17d | 2755 | |
c48349e3 | 2756 | if (use_json) |
962af8a8 | 2757 | vty_json(vty, json); |
cec2e17d | 2758 | } |
2759 | ||
2760 | /* | |
2761 | * Display neighbors for a VNI from specific VTEP (VTY command handler). | |
2762 | * By definition, these are remote neighbors. | |
2763 | */ | |
d62a17ae | 2764 | void zebra_vxlan_print_neigh_vni_vtep(struct vty *vty, struct zebra_vrf *zvrf, |
cd233079 | 2765 | vni_t vni, struct in_addr vtep_ip, |
9f049418 | 2766 | bool use_json) |
cec2e17d | 2767 | { |
f6371c34 | 2768 | struct zebra_evpn *zevpn; |
d7c0a89a | 2769 | uint32_t num_neigh; |
d62a17ae | 2770 | struct neigh_walk_ctx wctx; |
cd233079 | 2771 | json_object *json = NULL; |
cec2e17d | 2772 | |
2853fed6 | 2773 | if (!is_evpn_enabled()) |
d62a17ae | 2774 | return; |
8b5fdf2e | 2775 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 2776 | if (!zevpn) { |
cd233079 CS |
2777 | if (use_json) |
2778 | vty_out(vty, "{}\n"); | |
2779 | else | |
2780 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
d62a17ae | 2781 | return; |
2782 | } | |
87d76d54 | 2783 | num_neigh = hashcount(zevpn->neigh_table); |
d62a17ae | 2784 | if (!num_neigh) |
2785 | return; | |
cec2e17d | 2786 | |
1cc5b093 PR |
2787 | if (use_json) |
2788 | json = json_object_new_object(); | |
2789 | ||
6006b807 | 2790 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 2791 | wctx.zevpn = zevpn; |
d62a17ae | 2792 | wctx.vty = vty; |
68e33151 | 2793 | wctx.addr_width = 15; |
d62a17ae | 2794 | wctx.flags = SHOW_REMOTE_NEIGH_FROM_VTEP; |
2795 | wctx.r_vtep_ip = vtep_ip; | |
cd233079 | 2796 | wctx.json = json; |
7cbae20a PR |
2797 | hash_iterate(zevpn->neigh_table, zebra_evpn_find_neigh_addr_width, |
2798 | &wctx); | |
2799 | hash_iterate(zevpn->neigh_table, zebra_evpn_print_neigh_hash, &wctx); | |
cd233079 | 2800 | |
c48349e3 | 2801 | if (use_json) |
962af8a8 | 2802 | vty_json(vty, json); |
cec2e17d | 2803 | } |
2804 | ||
1374d4db CS |
2805 | /* |
2806 | * Display Duplicate detected Neighbors for a VNI | |
2807 | * (VTY command handler). | |
2808 | */ | |
2809 | void zebra_vxlan_print_neigh_vni_dad(struct vty *vty, | |
2810 | struct zebra_vrf *zvrf, | |
2811 | vni_t vni, | |
2812 | bool use_json) | |
2813 | { | |
f6371c34 | 2814 | struct zebra_evpn *zevpn; |
1374d4db CS |
2815 | uint32_t num_neigh; |
2816 | struct neigh_walk_ctx wctx; | |
2817 | json_object *json = NULL; | |
2818 | ||
2819 | if (!is_evpn_enabled()) | |
2820 | return; | |
2821 | ||
8b5fdf2e | 2822 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 2823 | if (!zevpn) { |
1374d4db CS |
2824 | vty_out(vty, "%% VNI %u does not exist\n", vni); |
2825 | return; | |
2826 | } | |
2827 | ||
87d76d54 | 2828 | num_neigh = hashcount(zevpn->neigh_table); |
1374d4db CS |
2829 | if (!num_neigh) |
2830 | return; | |
2831 | ||
87d76d54 | 2832 | num_neigh = num_dup_detected_neighs(zevpn); |
1374d4db CS |
2833 | if (!num_neigh) |
2834 | return; | |
2835 | ||
2836 | if (use_json) | |
2837 | json = json_object_new_object(); | |
2838 | ||
2839 | /* Since we have IPv6 addresses to deal with which can vary widely in | |
2840 | * size, we try to be a bit more elegant in display by first computing | |
2841 | * the maximum width. | |
2842 | */ | |
6006b807 | 2843 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 2844 | wctx.zevpn = zevpn; |
1374d4db CS |
2845 | wctx.vty = vty; |
2846 | wctx.addr_width = 15; | |
2847 | wctx.json = json; | |
7cbae20a PR |
2848 | hash_iterate(zevpn->neigh_table, zebra_evpn_find_neigh_addr_width, |
2849 | &wctx); | |
1374d4db CS |
2850 | |
2851 | if (!use_json) { | |
2852 | vty_out(vty, | |
2853 | "Number of ARPs (local and remote) known for this VNI: %u\n", | |
2854 | num_neigh); | |
ce5160c0 | 2855 | vty_out(vty, "%*s %-6s %-8s %-17s %-30s\n", |
1374d4db | 2856 | -wctx.addr_width, "IP", "Type", |
ce5160c0 | 2857 | "State", "MAC", "Remote ES/VTEP"); |
1374d4db CS |
2858 | } else |
2859 | json_object_int_add(json, "numArpNd", num_neigh); | |
2860 | ||
7cbae20a PR |
2861 | hash_iterate(zevpn->neigh_table, zebra_evpn_print_dad_neigh_hash, |
2862 | &wctx); | |
1374d4db | 2863 | |
c48349e3 | 2864 | if (use_json) |
962af8a8 | 2865 | vty_json(vty, json); |
1374d4db CS |
2866 | } |
2867 | ||
cec2e17d | 2868 | /* |
2869 | * Display MACs for a VNI (VTY command handler). | |
2870 | */ | |
d62a17ae | 2871 | void zebra_vxlan_print_macs_vni(struct vty *vty, struct zebra_vrf *zvrf, |
9f049418 | 2872 | vni_t vni, bool use_json) |
cec2e17d | 2873 | { |
f6371c34 | 2874 | struct zebra_evpn *zevpn; |
d7c0a89a | 2875 | uint32_t num_macs; |
d62a17ae | 2876 | struct mac_walk_ctx wctx; |
cd233079 CS |
2877 | json_object *json = NULL; |
2878 | json_object *json_mac = NULL; | |
cec2e17d | 2879 | |
2853fed6 | 2880 | if (!is_evpn_enabled()) |
d62a17ae | 2881 | return; |
8b5fdf2e | 2882 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 2883 | if (!zevpn) { |
cd233079 CS |
2884 | if (use_json) |
2885 | vty_out(vty, "{}\n"); | |
2886 | else | |
2887 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
d62a17ae | 2888 | return; |
2889 | } | |
87d76d54 | 2890 | num_macs = num_valid_macs(zevpn); |
d62a17ae | 2891 | if (!num_macs) |
2892 | return; | |
cec2e17d | 2893 | |
cd233079 CS |
2894 | if (use_json) { |
2895 | json = json_object_new_object(); | |
2896 | json_mac = json_object_new_object(); | |
2897 | } | |
2898 | ||
6006b807 | 2899 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 2900 | wctx.zevpn = zevpn; |
d62a17ae | 2901 | wctx.vty = vty; |
cd233079 | 2902 | wctx.json = json_mac; |
cec2e17d | 2903 | |
cd233079 CS |
2904 | if (!use_json) { |
2905 | vty_out(vty, | |
2906 | "Number of MACs (local and remote) known for this VNI: %u\n", | |
2907 | num_macs); | |
00a7710c AK |
2908 | vty_out(vty, |
2909 | "Flags: N=sync-neighs, I=local-inactive, P=peer-active, X=peer-proxy\n"); | |
2910 | vty_out(vty, "%-17s %-6s %-5s %-30s %-5s %s\n", "MAC", "Type", | |
2911 | "Flags", "Intf/Remote ES/VTEP", "VLAN", "Seq #'s"); | |
cd233079 CS |
2912 | } else |
2913 | json_object_int_add(json, "numMacs", num_macs); | |
cec2e17d | 2914 | |
b2998086 | 2915 | hash_iterate(zevpn->mac_table, zebra_evpn_print_mac_hash, &wctx); |
cd233079 CS |
2916 | |
2917 | if (use_json) { | |
2918 | json_object_object_add(json, "macs", json_mac); | |
962af8a8 | 2919 | vty_json(vty, json); |
cd233079 | 2920 | } |
cec2e17d | 2921 | } |
2922 | ||
2923 | /* | |
2924 | * Display MACs for all VNIs (VTY command handler). | |
2925 | */ | |
cd233079 | 2926 | void zebra_vxlan_print_macs_all_vni(struct vty *vty, struct zebra_vrf *zvrf, |
1374d4db | 2927 | bool print_dup, bool use_json) |
cec2e17d | 2928 | { |
d62a17ae | 2929 | struct mac_walk_ctx wctx; |
cd233079 | 2930 | json_object *json = NULL; |
cec2e17d | 2931 | |
2853fed6 | 2932 | if (!is_evpn_enabled()) { |
cd233079 CS |
2933 | if (use_json) |
2934 | vty_out(vty, "{}\n"); | |
d62a17ae | 2935 | return; |
cd233079 CS |
2936 | } |
2937 | if (use_json) | |
2938 | json = json_object_new_object(); | |
2939 | ||
6006b807 | 2940 | memset(&wctx, 0, sizeof(wctx)); |
d62a17ae | 2941 | wctx.vty = vty; |
cd233079 | 2942 | wctx.json = json; |
1374d4db | 2943 | wctx.print_dup = print_dup; |
87d76d54 | 2944 | hash_iterate(zvrf->evpn_table, zevpn_print_mac_hash_all_evpn, &wctx); |
cd233079 | 2945 | |
c48349e3 | 2946 | if (use_json) |
962af8a8 | 2947 | vty_json(vty, json); |
cec2e17d | 2948 | } |
2949 | ||
cffe7580 NS |
2950 | /* |
2951 | * Display MACs in detail for all VNIs (VTY command handler). | |
2952 | */ | |
2953 | void zebra_vxlan_print_macs_all_vni_detail(struct vty *vty, | |
2954 | struct zebra_vrf *zvrf, | |
2955 | bool print_dup, bool use_json) | |
2956 | { | |
2957 | struct mac_walk_ctx wctx; | |
2958 | json_object *json = NULL; | |
2959 | ||
2960 | if (!is_evpn_enabled()) { | |
2961 | if (use_json) | |
2962 | vty_out(vty, "{}\n"); | |
2963 | return; | |
2964 | } | |
2965 | if (use_json) | |
2966 | json = json_object_new_object(); | |
2967 | ||
6006b807 | 2968 | memset(&wctx, 0, sizeof(wctx)); |
cffe7580 NS |
2969 | wctx.vty = vty; |
2970 | wctx.json = json; | |
2971 | wctx.print_dup = print_dup; | |
87d76d54 | 2972 | hash_iterate(zvrf->evpn_table, zevpn_print_mac_hash_all_evpn_detail, |
cffe7580 NS |
2973 | &wctx); |
2974 | ||
c48349e3 | 2975 | if (use_json) |
962af8a8 | 2976 | vty_json(vty, json); |
cffe7580 NS |
2977 | } |
2978 | ||
cec2e17d | 2979 | /* |
2980 | * Display MACs for all VNIs (VTY command handler). | |
2981 | */ | |
d62a17ae | 2982 | void zebra_vxlan_print_macs_all_vni_vtep(struct vty *vty, |
2983 | struct zebra_vrf *zvrf, | |
9f049418 | 2984 | struct in_addr vtep_ip, bool use_json) |
cec2e17d | 2985 | { |
d62a17ae | 2986 | struct mac_walk_ctx wctx; |
cd233079 | 2987 | json_object *json = NULL; |
cec2e17d | 2988 | |
2853fed6 | 2989 | if (!is_evpn_enabled()) |
d62a17ae | 2990 | return; |
cd233079 CS |
2991 | |
2992 | if (use_json) | |
2993 | json = json_object_new_object(); | |
2994 | ||
6006b807 | 2995 | memset(&wctx, 0, sizeof(wctx)); |
d62a17ae | 2996 | wctx.vty = vty; |
2997 | wctx.flags = SHOW_REMOTE_MAC_FROM_VTEP; | |
2998 | wctx.r_vtep_ip = vtep_ip; | |
cd233079 | 2999 | wctx.json = json; |
87d76d54 | 3000 | hash_iterate(zvrf->evpn_table, zevpn_print_mac_hash_all_evpn, &wctx); |
cd233079 | 3001 | |
c48349e3 | 3002 | if (use_json) |
962af8a8 | 3003 | vty_json(vty, json); |
cec2e17d | 3004 | } |
3005 | ||
3006 | /* | |
3007 | * Display specific MAC for a VNI, if present (VTY command handler). | |
3008 | */ | |
d62a17ae | 3009 | void zebra_vxlan_print_specific_mac_vni(struct vty *vty, struct zebra_vrf *zvrf, |
24cdbd0d DS |
3010 | vni_t vni, struct ethaddr *macaddr, |
3011 | bool use_json) | |
cec2e17d | 3012 | { |
f6371c34 | 3013 | struct zebra_evpn *zevpn; |
3198b2b3 | 3014 | struct zebra_mac *mac; |
24cdbd0d | 3015 | json_object *json = NULL; |
cec2e17d | 3016 | |
2853fed6 | 3017 | if (!is_evpn_enabled()) |
d62a17ae | 3018 | return; |
24cdbd0d | 3019 | |
8b5fdf2e | 3020 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3021 | if (!zevpn) { |
24cdbd0d DS |
3022 | if (use_json) |
3023 | vty_out(vty, "{}\n"); | |
3024 | else | |
3025 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
d62a17ae | 3026 | return; |
3027 | } | |
b2998086 | 3028 | mac = zebra_evpn_mac_lookup(zevpn, macaddr); |
d62a17ae | 3029 | if (!mac) { |
24cdbd0d DS |
3030 | if (use_json) |
3031 | vty_out(vty, "{}\n"); | |
3032 | else | |
3033 | vty_out(vty, | |
3034 | "%% Requested MAC does not exist in VNI %u\n", | |
3035 | vni); | |
d62a17ae | 3036 | return; |
3037 | } | |
cec2e17d | 3038 | |
24cdbd0d DS |
3039 | if (use_json) |
3040 | json = json_object_new_object(); | |
3041 | ||
b2998086 | 3042 | zebra_evpn_print_mac(mac, vty, json); |
c48349e3 | 3043 | if (use_json) |
962af8a8 | 3044 | vty_json(vty, json); |
cec2e17d | 3045 | } |
3046 | ||
1374d4db CS |
3047 | /* Print Duplicate MACs per VNI */ |
3048 | void zebra_vxlan_print_macs_vni_dad(struct vty *vty, | |
3049 | struct zebra_vrf *zvrf, | |
3050 | vni_t vni, bool use_json) | |
3051 | { | |
f6371c34 | 3052 | struct zebra_evpn *zevpn; |
1374d4db CS |
3053 | struct mac_walk_ctx wctx; |
3054 | uint32_t num_macs; | |
3055 | json_object *json = NULL; | |
3056 | json_object *json_mac = NULL; | |
3057 | ||
3058 | if (!is_evpn_enabled()) | |
3059 | return; | |
3060 | ||
8b5fdf2e | 3061 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3062 | if (!zevpn) { |
1374d4db CS |
3063 | vty_out(vty, "%% VNI %u does not exist\n", vni); |
3064 | return; | |
3065 | } | |
3066 | ||
87d76d54 | 3067 | num_macs = num_valid_macs(zevpn); |
1374d4db CS |
3068 | if (!num_macs) |
3069 | return; | |
3070 | ||
87d76d54 | 3071 | num_macs = num_dup_detected_macs(zevpn); |
1374d4db CS |
3072 | if (!num_macs) |
3073 | return; | |
3074 | ||
3075 | if (use_json) { | |
3076 | json = json_object_new_object(); | |
3077 | json_mac = json_object_new_object(); | |
3078 | } | |
3079 | ||
6006b807 | 3080 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 3081 | wctx.zevpn = zevpn; |
1374d4db CS |
3082 | wctx.vty = vty; |
3083 | wctx.json = json_mac; | |
3084 | ||
3085 | if (!use_json) { | |
3086 | vty_out(vty, | |
3087 | "Number of MACs (local and remote) known for this VNI: %u\n", | |
3088 | num_macs); | |
b169fd6f AK |
3089 | vty_out(vty, "%-17s %-6s %-5s %-30s %-5s\n", "MAC", "Type", |
3090 | "Flags", "Intf/Remote ES/VTEP", "VLAN"); | |
1374d4db CS |
3091 | } else |
3092 | json_object_int_add(json, "numMacs", num_macs); | |
3093 | ||
b2998086 | 3094 | hash_iterate(zevpn->mac_table, zebra_evpn_print_dad_mac_hash, &wctx); |
1374d4db CS |
3095 | |
3096 | if (use_json) { | |
3097 | json_object_object_add(json, "macs", json_mac); | |
962af8a8 | 3098 | vty_json(vty, json); |
1374d4db CS |
3099 | } |
3100 | ||
3101 | } | |
3102 | ||
e20755b2 | 3103 | int zebra_vxlan_clear_dup_detect_vni_mac(struct zebra_vrf *zvrf, vni_t vni, |
9bee0232 CS |
3104 | struct ethaddr *macaddr, char *errmsg, |
3105 | size_t errmsg_len) | |
09de9258 | 3106 | { |
f6371c34 | 3107 | struct zebra_evpn *zevpn; |
3198b2b3 | 3108 | struct zebra_mac *mac; |
09de9258 | 3109 | struct listnode *node = NULL; |
72de4110 | 3110 | struct zebra_neigh *nbr = NULL; |
09de9258 CS |
3111 | |
3112 | if (!is_evpn_enabled()) | |
e20755b2 | 3113 | return 0; |
1883de66 | 3114 | |
8b5fdf2e | 3115 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3116 | if (!zevpn) { |
9bee0232 | 3117 | snprintfrr(errmsg, errmsg_len, "VNI %u does not exist", vni); |
e20755b2 | 3118 | return -1; |
09de9258 CS |
3119 | } |
3120 | ||
b2998086 | 3121 | mac = zebra_evpn_mac_lookup(zevpn, macaddr); |
09de9258 | 3122 | if (!mac) { |
9bee0232 CS |
3123 | snprintf(errmsg, errmsg_len, |
3124 | "Requested MAC does not exist in VNI %u\n", vni); | |
e20755b2 | 3125 | return -1; |
09de9258 CS |
3126 | } |
3127 | ||
3128 | if (!CHECK_FLAG(mac->flags, ZEBRA_MAC_DUPLICATE)) { | |
9bee0232 CS |
3129 | snprintfrr(errmsg, errmsg_len, |
3130 | "Requested MAC is not duplicate detected\n"); | |
e20755b2 | 3131 | return -1; |
09de9258 CS |
3132 | } |
3133 | ||
3134 | /* Remove all IPs as duplicate associcated with this MAC */ | |
3135 | for (ALL_LIST_ELEMENTS_RO(mac->neigh_list, node, nbr)) { | |
3136 | /* For local neigh mark inactive so MACIP update is generated | |
3137 | * to BGP. This is a scenario where MAC update received | |
3138 | * and detected as duplicate which marked neigh as duplicate. | |
3139 | * Later local neigh update did not get a chance to relay | |
3140 | * to BGP. Similarly remote macip update, neigh needs to be | |
3141 | * installed locally. | |
3142 | */ | |
d4199657 CS |
3143 | if (zvrf->dad_freeze && |
3144 | CHECK_FLAG(nbr->flags, ZEBRA_NEIGH_DUPLICATE)) { | |
09de9258 CS |
3145 | if (CHECK_FLAG(nbr->flags, ZEBRA_NEIGH_LOCAL)) |
3146 | ZEBRA_NEIGH_SET_INACTIVE(nbr); | |
3147 | else if (CHECK_FLAG(nbr->flags, ZEBRA_NEIGH_REMOTE)) | |
b2998086 PR |
3148 | zebra_evpn_rem_neigh_install( |
3149 | zevpn, nbr, false /*was_static*/); | |
09de9258 CS |
3150 | } |
3151 | ||
3152 | UNSET_FLAG(nbr->flags, ZEBRA_NEIGH_DUPLICATE); | |
3153 | nbr->dad_count = 0; | |
3154 | nbr->detect_start_time.tv_sec = 0; | |
3155 | nbr->dad_dup_detect_time = 0; | |
3156 | } | |
3157 | ||
3158 | UNSET_FLAG(mac->flags, ZEBRA_MAC_DUPLICATE); | |
3159 | mac->dad_count = 0; | |
3160 | mac->detect_start_time.tv_sec = 0; | |
3161 | mac->detect_start_time.tv_usec = 0; | |
3162 | mac->dad_dup_detect_time = 0; | |
3163 | THREAD_OFF(mac->dad_mac_auto_recovery_timer); | |
3164 | ||
d4199657 CS |
3165 | /* warn-only action return */ |
3166 | if (!zvrf->dad_freeze) | |
e20755b2 | 3167 | return 0; |
d4199657 | 3168 | |
09de9258 CS |
3169 | /* Local: Notify Peer VTEPs, Remote: Install the entry */ |
3170 | if (CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL)) { | |
3171 | /* Inform to BGP */ | |
b2998086 PR |
3172 | if (zebra_evpn_mac_send_add_to_client(zevpn->vni, &mac->macaddr, |
3173 | mac->flags, mac->loc_seq, | |
3174 | mac->es)) | |
e20755b2 | 3175 | return 0; |
09de9258 CS |
3176 | |
3177 | /* Process all neighbors associated with this MAC. */ | |
b2998086 PR |
3178 | zebra_evpn_process_neigh_on_local_mac_change(zevpn, mac, 0, |
3179 | 0 /*es_change*/); | |
09de9258 CS |
3180 | |
3181 | } else if (CHECK_FLAG(mac->flags, ZEBRA_MAC_REMOTE)) { | |
b2998086 | 3182 | zebra_evpn_process_neigh_on_remote_mac_add(zevpn, mac); |
09de9258 CS |
3183 | |
3184 | /* Install the entry. */ | |
b2998086 | 3185 | zebra_evpn_rem_mac_install(zevpn, mac, false /* was_static */); |
09de9258 CS |
3186 | } |
3187 | ||
e20755b2 | 3188 | return 0; |
09de9258 CS |
3189 | } |
3190 | ||
e20755b2 | 3191 | int zebra_vxlan_clear_dup_detect_vni_ip(struct zebra_vrf *zvrf, vni_t vni, |
9bee0232 CS |
3192 | struct ipaddr *ip, char *errmsg, |
3193 | size_t errmsg_len) | |
09de9258 | 3194 | { |
f6371c34 | 3195 | struct zebra_evpn *zevpn; |
72de4110 | 3196 | struct zebra_neigh *nbr; |
3198b2b3 | 3197 | struct zebra_mac *mac; |
09de9258 CS |
3198 | char buf[INET6_ADDRSTRLEN]; |
3199 | char buf2[ETHER_ADDR_STRLEN]; | |
3200 | ||
3201 | if (!is_evpn_enabled()) | |
e20755b2 | 3202 | return 0; |
09de9258 | 3203 | |
8b5fdf2e | 3204 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3205 | if (!zevpn) { |
9bee0232 | 3206 | snprintfrr(errmsg, errmsg_len, "VNI %u does not exist\n", vni); |
e20755b2 | 3207 | return -1; |
09de9258 CS |
3208 | } |
3209 | ||
7cbae20a | 3210 | nbr = zebra_evpn_neigh_lookup(zevpn, ip); |
09de9258 | 3211 | if (!nbr) { |
9bee0232 CS |
3212 | snprintfrr(errmsg, errmsg_len, |
3213 | "Requested host IP does not exist in VNI %u\n", vni); | |
e20755b2 | 3214 | return -1; |
09de9258 CS |
3215 | } |
3216 | ||
3217 | ipaddr2str(&nbr->ip, buf, sizeof(buf)); | |
3218 | ||
3219 | if (!CHECK_FLAG(nbr->flags, ZEBRA_NEIGH_DUPLICATE)) { | |
9bee0232 CS |
3220 | snprintfrr(errmsg, errmsg_len, |
3221 | "Requested host IP %s is not duplicate detected\n", | |
3222 | buf); | |
e20755b2 | 3223 | return -1; |
09de9258 CS |
3224 | } |
3225 | ||
b2998086 | 3226 | mac = zebra_evpn_mac_lookup(zevpn, &nbr->emac); |
09de9258 CS |
3227 | |
3228 | if (CHECK_FLAG(mac->flags, ZEBRA_MAC_DUPLICATE)) { | |
9bee0232 CS |
3229 | snprintfrr( |
3230 | errmsg, errmsg_len, | |
e20755b2 | 3231 | "Requested IP's associated MAC %s is still in duplicate state\n", |
09de9258 | 3232 | prefix_mac2str(&nbr->emac, buf2, sizeof(buf2))); |
e20755b2 | 3233 | return -1; |
09de9258 CS |
3234 | } |
3235 | ||
3236 | if (IS_ZEBRA_DEBUG_VXLAN) | |
3237 | zlog_debug("%s: clear neigh %s in dup state, flags 0x%x seq %u", | |
15569c58 | 3238 | __func__, buf, nbr->flags, nbr->loc_seq); |
09de9258 CS |
3239 | |
3240 | UNSET_FLAG(nbr->flags, ZEBRA_NEIGH_DUPLICATE); | |
3241 | nbr->dad_count = 0; | |
3242 | nbr->detect_start_time.tv_sec = 0; | |
3243 | nbr->detect_start_time.tv_usec = 0; | |
3244 | nbr->dad_dup_detect_time = 0; | |
3245 | THREAD_OFF(nbr->dad_ip_auto_recovery_timer); | |
3246 | ||
3247 | if (!!CHECK_FLAG(nbr->flags, ZEBRA_NEIGH_LOCAL)) { | |
7cbae20a PR |
3248 | zebra_evpn_neigh_send_add_to_client(zevpn->vni, ip, &nbr->emac, |
3249 | nbr->mac, nbr->flags, | |
3250 | nbr->loc_seq); | |
09de9258 | 3251 | } else if (!!CHECK_FLAG(nbr->flags, ZEBRA_NEIGH_REMOTE)) { |
b2998086 | 3252 | zebra_evpn_rem_neigh_install(zevpn, nbr, false /*was_static*/); |
09de9258 CS |
3253 | } |
3254 | ||
e20755b2 | 3255 | return 0; |
09de9258 CS |
3256 | } |
3257 | ||
87d76d54 | 3258 | static void zevpn_clear_dup_mac_hash(struct hash_bucket *bucket, void *ctxt) |
09de9258 CS |
3259 | { |
3260 | struct mac_walk_ctx *wctx = ctxt; | |
3198b2b3 | 3261 | struct zebra_mac *mac; |
f6371c34 | 3262 | struct zebra_evpn *zevpn; |
09de9258 | 3263 | struct listnode *node = NULL; |
72de4110 | 3264 | struct zebra_neigh *nbr = NULL; |
09de9258 | 3265 | |
3198b2b3 | 3266 | mac = (struct zebra_mac *)bucket->data; |
09de9258 CS |
3267 | if (!mac) |
3268 | return; | |
3269 | ||
87d76d54 | 3270 | zevpn = wctx->zevpn; |
09de9258 CS |
3271 | |
3272 | if (!CHECK_FLAG(mac->flags, ZEBRA_MAC_DUPLICATE)) | |
3273 | return; | |
3274 | ||
3275 | UNSET_FLAG(mac->flags, ZEBRA_MAC_DUPLICATE); | |
3276 | mac->dad_count = 0; | |
3277 | mac->detect_start_time.tv_sec = 0; | |
3278 | mac->detect_start_time.tv_usec = 0; | |
3279 | mac->dad_dup_detect_time = 0; | |
3280 | THREAD_OFF(mac->dad_mac_auto_recovery_timer); | |
3281 | ||
3282 | /* Remove all IPs as duplicate associcated with this MAC */ | |
3283 | for (ALL_LIST_ELEMENTS_RO(mac->neigh_list, node, nbr)) { | |
3284 | if (CHECK_FLAG(nbr->flags, ZEBRA_NEIGH_LOCAL) | |
3285 | && nbr->dad_count) | |
3286 | ZEBRA_NEIGH_SET_INACTIVE(nbr); | |
3287 | ||
3288 | UNSET_FLAG(nbr->flags, ZEBRA_NEIGH_DUPLICATE); | |
3289 | nbr->dad_count = 0; | |
3290 | nbr->detect_start_time.tv_sec = 0; | |
3291 | nbr->dad_dup_detect_time = 0; | |
3292 | } | |
3293 | ||
3294 | /* Local: Notify Peer VTEPs, Remote: Install the entry */ | |
3295 | if (CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL)) { | |
3296 | /* Inform to BGP */ | |
b2998086 PR |
3297 | if (zebra_evpn_mac_send_add_to_client(zevpn->vni, &mac->macaddr, |
3298 | mac->flags, mac->loc_seq, | |
3299 | mac->es)) | |
09de9258 CS |
3300 | return; |
3301 | ||
3302 | /* Process all neighbors associated with this MAC. */ | |
b2998086 PR |
3303 | zebra_evpn_process_neigh_on_local_mac_change(zevpn, mac, 0, |
3304 | 0 /*es_change*/); | |
09de9258 CS |
3305 | |
3306 | } else if (CHECK_FLAG(mac->flags, ZEBRA_MAC_REMOTE)) { | |
b2998086 | 3307 | zebra_evpn_process_neigh_on_remote_mac_add(zevpn, mac); |
09de9258 CS |
3308 | |
3309 | /* Install the entry. */ | |
b2998086 | 3310 | zebra_evpn_rem_mac_install(zevpn, mac, false /* was_static */); |
09de9258 CS |
3311 | } |
3312 | } | |
3313 | ||
87d76d54 | 3314 | static void zevpn_clear_dup_detect_hash_vni_all(struct hash_bucket *bucket, |
09de9258 CS |
3315 | void **args) |
3316 | { | |
f6371c34 | 3317 | struct zebra_evpn *zevpn; |
09de9258 CS |
3318 | struct zebra_vrf *zvrf; |
3319 | struct mac_walk_ctx m_wctx; | |
3320 | struct neigh_walk_ctx n_wctx; | |
3321 | ||
f6371c34 | 3322 | zevpn = (struct zebra_evpn *)bucket->data; |
87d76d54 | 3323 | if (!zevpn) |
09de9258 CS |
3324 | return; |
3325 | ||
e20755b2 | 3326 | zvrf = (struct zebra_vrf *)args[0]; |
09de9258 | 3327 | |
87d76d54 | 3328 | if (hashcount(zevpn->neigh_table)) { |
6006b807 | 3329 | memset(&n_wctx, 0, sizeof(n_wctx)); |
87d76d54 | 3330 | n_wctx.zevpn = zevpn; |
09de9258 | 3331 | n_wctx.zvrf = zvrf; |
7cbae20a PR |
3332 | hash_iterate(zevpn->neigh_table, |
3333 | zebra_evpn_clear_dup_neigh_hash, &n_wctx); | |
09de9258 CS |
3334 | } |
3335 | ||
87d76d54 | 3336 | if (num_valid_macs(zevpn)) { |
6006b807 | 3337 | memset(&m_wctx, 0, sizeof(m_wctx)); |
87d76d54 | 3338 | m_wctx.zevpn = zevpn; |
09de9258 | 3339 | m_wctx.zvrf = zvrf; |
87d76d54 | 3340 | hash_iterate(zevpn->mac_table, zevpn_clear_dup_mac_hash, &m_wctx); |
09de9258 CS |
3341 | } |
3342 | ||
3343 | } | |
3344 | ||
e20755b2 | 3345 | int zebra_vxlan_clear_dup_detect_vni_all(struct zebra_vrf *zvrf) |
09de9258 | 3346 | { |
e20755b2 | 3347 | void *args[1]; |
09de9258 CS |
3348 | |
3349 | if (!is_evpn_enabled()) | |
e20755b2 | 3350 | return 0; |
09de9258 | 3351 | |
e20755b2 | 3352 | args[0] = zvrf; |
09de9258 | 3353 | |
87d76d54 | 3354 | hash_iterate(zvrf->evpn_table, |
e3b78da8 | 3355 | (void (*)(struct hash_bucket *, void *)) |
87d76d54 | 3356 | zevpn_clear_dup_detect_hash_vni_all, args); |
09de9258 | 3357 | |
e20755b2 | 3358 | return 0; |
09de9258 CS |
3359 | } |
3360 | ||
e20755b2 | 3361 | int zebra_vxlan_clear_dup_detect_vni(struct zebra_vrf *zvrf, vni_t vni) |
09de9258 | 3362 | { |
f6371c34 | 3363 | struct zebra_evpn *zevpn; |
09de9258 CS |
3364 | struct mac_walk_ctx m_wctx; |
3365 | struct neigh_walk_ctx n_wctx; | |
3366 | ||
3367 | if (!is_evpn_enabled()) | |
e20755b2 | 3368 | return 0; |
09de9258 | 3369 | |
8b5fdf2e | 3370 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3371 | if (!zevpn) { |
1d5453d6 | 3372 | zlog_warn("VNI %u does not exist", vni); |
87d76d54 | 3373 | return CMD_WARNING; |
09de9258 CS |
3374 | } |
3375 | ||
87d76d54 | 3376 | if (hashcount(zevpn->neigh_table)) { |
6006b807 | 3377 | memset(&n_wctx, 0, sizeof(n_wctx)); |
87d76d54 | 3378 | n_wctx.zevpn = zevpn; |
09de9258 | 3379 | n_wctx.zvrf = zvrf; |
7cbae20a PR |
3380 | hash_iterate(zevpn->neigh_table, |
3381 | zebra_evpn_clear_dup_neigh_hash, &n_wctx); | |
09de9258 CS |
3382 | } |
3383 | ||
87d76d54 | 3384 | if (num_valid_macs(zevpn)) { |
6006b807 | 3385 | memset(&m_wctx, 0, sizeof(m_wctx)); |
87d76d54 | 3386 | m_wctx.zevpn = zevpn; |
09de9258 | 3387 | m_wctx.zvrf = zvrf; |
87d76d54 | 3388 | hash_iterate(zevpn->mac_table, zevpn_clear_dup_mac_hash, &m_wctx); |
09de9258 CS |
3389 | } |
3390 | ||
e20755b2 | 3391 | return 0; |
09de9258 CS |
3392 | } |
3393 | ||
cec2e17d | 3394 | /* |
3395 | * Display MACs for a VNI from specific VTEP (VTY command handler). | |
3396 | */ | |
d62a17ae | 3397 | void zebra_vxlan_print_macs_vni_vtep(struct vty *vty, struct zebra_vrf *zvrf, |
cd233079 | 3398 | vni_t vni, struct in_addr vtep_ip, |
9f049418 | 3399 | bool use_json) |
cec2e17d | 3400 | { |
f6371c34 | 3401 | struct zebra_evpn *zevpn; |
d7c0a89a | 3402 | uint32_t num_macs; |
d62a17ae | 3403 | struct mac_walk_ctx wctx; |
cd233079 CS |
3404 | json_object *json = NULL; |
3405 | json_object *json_mac = NULL; | |
cec2e17d | 3406 | |
2853fed6 | 3407 | if (!is_evpn_enabled()) |
d62a17ae | 3408 | return; |
8b5fdf2e | 3409 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3410 | if (!zevpn) { |
cd233079 CS |
3411 | if (use_json) |
3412 | vty_out(vty, "{}\n"); | |
3413 | else | |
3414 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
d62a17ae | 3415 | return; |
3416 | } | |
87d76d54 | 3417 | num_macs = num_valid_macs(zevpn); |
d62a17ae | 3418 | if (!num_macs) |
3419 | return; | |
cd233079 CS |
3420 | |
3421 | if (use_json) { | |
3422 | json = json_object_new_object(); | |
3423 | json_mac = json_object_new_object(); | |
3424 | } | |
3425 | ||
6006b807 | 3426 | memset(&wctx, 0, sizeof(wctx)); |
87d76d54 | 3427 | wctx.zevpn = zevpn; |
d62a17ae | 3428 | wctx.vty = vty; |
3429 | wctx.flags = SHOW_REMOTE_MAC_FROM_VTEP; | |
3430 | wctx.r_vtep_ip = vtep_ip; | |
cd233079 | 3431 | wctx.json = json_mac; |
b2998086 | 3432 | hash_iterate(zevpn->mac_table, zebra_evpn_print_mac_hash, &wctx); |
cd233079 CS |
3433 | |
3434 | if (use_json) { | |
3435 | json_object_int_add(json, "numMacs", wctx.count); | |
3436 | if (wctx.count) | |
3437 | json_object_object_add(json, "macs", json_mac); | |
962af8a8 | 3438 | vty_json(vty, json); |
cd233079 | 3439 | } |
cec2e17d | 3440 | } |
3441 | ||
3442 | ||
3443 | /* | |
3444 | * Display VNI information (VTY command handler). | |
06931fdb LK |
3445 | * |
3446 | * use_json flag indicates that output should be in JSON format. | |
3447 | * json_array is non NULL when JSON output needs to be aggregated (by the | |
3448 | * caller) and then printed, otherwise, JSON evpn vni info is printed | |
3449 | * right away. | |
cec2e17d | 3450 | */ |
cd233079 | 3451 | void zebra_vxlan_print_vni(struct vty *vty, struct zebra_vrf *zvrf, vni_t vni, |
06931fdb | 3452 | bool use_json, json_object *json_array) |
cec2e17d | 3453 | { |
cd233079 CS |
3454 | json_object *json = NULL; |
3455 | void *args[2]; | |
05843a27 | 3456 | struct zebra_l3vni *zl3vni = NULL; |
f6371c34 | 3457 | struct zebra_evpn *zevpn = NULL; |
cec2e17d | 3458 | |
2853fed6 | 3459 | if (!is_evpn_enabled()) |
d62a17ae | 3460 | return; |
4cce389e | 3461 | |
cd233079 CS |
3462 | if (use_json) |
3463 | json = json_object_new_object(); | |
06931fdb | 3464 | |
cd233079 CS |
3465 | args[0] = vty; |
3466 | args[1] = json; | |
4cce389e | 3467 | |
1f2129ec | 3468 | zl3vni = zl3vni_lookup(vni); |
3469 | if (zl3vni) { | |
4cce389e MK |
3470 | zl3vni_print(zl3vni, (void *)args); |
3471 | } else { | |
8b5fdf2e | 3472 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3473 | if (zevpn) |
8b5fdf2e | 3474 | zebra_evpn_print(zevpn, (void *)args); |
06931fdb LK |
3475 | else if (!json) |
3476 | vty_out(vty, "%% VNI %u does not exist\n", vni); | |
4cce389e MK |
3477 | } |
3478 | ||
cd233079 | 3479 | if (use_json) { |
06931fdb LK |
3480 | /* |
3481 | * Each "json" object contains info about 1 VNI. | |
3482 | * When "json_array" is non-null, we aggreggate the json output | |
3483 | * into json_array and print it as a JSON array. | |
3484 | */ | |
3485 | if (json_array) | |
3486 | json_object_array_add(json_array, json); | |
c48349e3 | 3487 | else |
962af8a8 | 3488 | vty_json(vty, json); |
cd233079 | 3489 | } |
cec2e17d | 3490 | } |
3491 | ||
4cce389e | 3492 | /* Display all global details for EVPN */ |
088f1098 | 3493 | void zebra_vxlan_print_evpn(struct vty *vty, bool uj) |
cec2e17d | 3494 | { |
4cce389e MK |
3495 | int num_l2vnis = 0; |
3496 | int num_l3vnis = 0; | |
d4454626 | 3497 | int num_vnis = 0; |
cd233079 | 3498 | json_object *json = NULL; |
4cce389e | 3499 | struct zebra_vrf *zvrf = NULL; |
cec2e17d | 3500 | |
2853fed6 | 3501 | if (!is_evpn_enabled()) |
d62a17ae | 3502 | return; |
4cce389e | 3503 | |
530db8dc | 3504 | zvrf = zebra_vrf_get_evpn(); |
4cce389e | 3505 | |
89272910 | 3506 | num_l3vnis = hashcount(zrouter.l3vni_table); |
87d76d54 | 3507 | num_l2vnis = hashcount(zvrf->evpn_table); |
d4454626 | 3508 | num_vnis = num_l2vnis + num_l3vnis; |
4cce389e MK |
3509 | |
3510 | if (uj) { | |
cd233079 | 3511 | json = json_object_new_object(); |
ddd16ed5 MK |
3512 | json_object_string_add(json, "advertiseGatewayMacip", |
3513 | zvrf->advertise_gw_macip ? "Yes" : "No"); | |
d4454626 | 3514 | json_object_int_add(json, "numVnis", num_vnis); |
4cce389e MK |
3515 | json_object_int_add(json, "numL2Vnis", num_l2vnis); |
3516 | json_object_int_add(json, "numL3Vnis", num_l3vnis); | |
b2ee2b71 | 3517 | if (zebra_evpn_do_dup_addr_detect(zvrf)) |
61d46eda CS |
3518 | json_object_boolean_true_add(json, |
3519 | "isDuplicateAddrDetection"); | |
3520 | else | |
3521 | json_object_boolean_false_add(json, | |
3522 | "isDuplicateAddrDetection"); | |
3523 | json_object_int_add(json, "maxMoves", zvrf->dad_max_moves); | |
3524 | json_object_int_add(json, "detectionTime", zvrf->dad_time); | |
3525 | json_object_int_add(json, "detectionFreezeTime", | |
3526 | zvrf->dad_freeze_time); | |
c36e442c | 3527 | zebra_evpn_mh_json(json); |
cd233079 | 3528 | } else { |
4cce389e MK |
3529 | vty_out(vty, "L2 VNIs: %u\n", num_l2vnis); |
3530 | vty_out(vty, "L3 VNIs: %u\n", num_l3vnis); | |
ddd16ed5 MK |
3531 | vty_out(vty, "Advertise gateway mac-ip: %s\n", |
3532 | zvrf->advertise_gw_macip ? "Yes" : "No"); | |
278e26de CS |
3533 | vty_out(vty, "Advertise svi mac-ip: %s\n", |
3534 | zvrf->advertise_svi_macip ? "Yes" : "No"); | |
243b74ed AK |
3535 | vty_out(vty, "Advertise svi mac: %s\n", |
3536 | zebra_evpn_mh_do_adv_svi_mac() ? "Yes" : "No"); | |
61d46eda | 3537 | vty_out(vty, "Duplicate address detection: %s\n", |
b2ee2b71 AK |
3538 | zebra_evpn_do_dup_addr_detect(zvrf) ? "Enable" |
3539 | : "Disable"); | |
61d46eda CS |
3540 | vty_out(vty, " Detection max-moves %u, time %d\n", |
3541 | zvrf->dad_max_moves, zvrf->dad_time); | |
3542 | if (zvrf->dad_freeze) { | |
3543 | if (zvrf->dad_freeze_time) | |
3544 | vty_out(vty, " Detection freeze %u\n", | |
3545 | zvrf->dad_freeze_time); | |
3546 | else | |
3547 | vty_out(vty, " Detection freeze %s\n", | |
3548 | "permanent"); | |
3549 | } | |
c36e442c | 3550 | zebra_evpn_mh_print(vty); |
cd233079 | 3551 | } |
4cce389e | 3552 | |
c48349e3 | 3553 | if (uj) |
962af8a8 | 3554 | vty_json(vty, json); |
4cce389e MK |
3555 | } |
3556 | ||
3557 | /* | |
3558 | * Display VNI hash table (VTY command handler). | |
3559 | */ | |
3560 | void zebra_vxlan_print_vnis(struct vty *vty, struct zebra_vrf *zvrf, | |
9f049418 | 3561 | bool use_json) |
4cce389e MK |
3562 | { |
3563 | json_object *json = NULL; | |
4cce389e MK |
3564 | void *args[2]; |
3565 | ||
3566 | if (!is_evpn_enabled()) | |
3567 | return; | |
3568 | ||
4cce389e MK |
3569 | if (use_json) |
3570 | json = json_object_new_object(); | |
3571 | else | |
996c9314 LB |
3572 | vty_out(vty, "%-10s %-4s %-21s %-8s %-8s %-15s %-37s\n", "VNI", |
3573 | "Type", "VxLAN IF", "# MACs", "# ARPs", | |
3574 | "# Remote VTEPs", "Tenant VRF"); | |
4cce389e | 3575 | |
cd233079 CS |
3576 | args[0] = vty; |
3577 | args[1] = json; | |
3578 | ||
4cce389e | 3579 | /* Display all L2-VNIs */ |
8b5fdf2e PR |
3580 | hash_iterate( |
3581 | zvrf->evpn_table, | |
3582 | (void (*)(struct hash_bucket *, void *))zebra_evpn_print_hash, | |
3583 | args); | |
cd233079 | 3584 | |
4cce389e | 3585 | /* Display all L3-VNIs */ |
89272910 | 3586 | hash_iterate(zrouter.l3vni_table, |
e3b78da8 | 3587 | (void (*)(struct hash_bucket *, void *))zl3vni_print_hash, |
4cce389e MK |
3588 | args); |
3589 | ||
c48349e3 | 3590 | if (use_json) |
962af8a8 | 3591 | vty_json(vty, json); |
cec2e17d | 3592 | } |
3593 | ||
3950b52c CS |
3594 | void zebra_vxlan_dup_addr_detection(ZAPI_HANDLER_ARGS) |
3595 | { | |
3596 | struct stream *s; | |
3597 | int time = 0; | |
3598 | uint32_t max_moves = 0; | |
3599 | uint32_t freeze_time = 0; | |
3600 | bool dup_addr_detect = false; | |
3601 | bool freeze = false; | |
b2ee2b71 | 3602 | bool old_addr_detect; |
3950b52c CS |
3603 | |
3604 | s = msg; | |
3605 | STREAM_GETL(s, dup_addr_detect); | |
3606 | STREAM_GETL(s, time); | |
3607 | STREAM_GETL(s, max_moves); | |
3608 | STREAM_GETL(s, freeze); | |
3609 | STREAM_GETL(s, freeze_time); | |
3610 | ||
b2ee2b71 AK |
3611 | old_addr_detect = zebra_evpn_do_dup_addr_detect(zvrf); |
3612 | zvrf->dup_addr_detect = dup_addr_detect; | |
3613 | dup_addr_detect = zebra_evpn_do_dup_addr_detect(zvrf); | |
3614 | ||
09de9258 CS |
3615 | /* DAD previous state was enabled, and new state is disable, |
3616 | * clear all duplicate detected addresses. | |
3617 | */ | |
b2ee2b71 | 3618 | if (old_addr_detect && !dup_addr_detect) |
e20755b2 | 3619 | zebra_vxlan_clear_dup_detect_vni_all(zvrf); |
09de9258 | 3620 | |
3950b52c CS |
3621 | zvrf->dad_time = time; |
3622 | zvrf->dad_max_moves = max_moves; | |
3623 | zvrf->dad_freeze = freeze; | |
3624 | zvrf->dad_freeze_time = freeze_time; | |
3625 | ||
3626 | if (IS_ZEBRA_DEBUG_VXLAN) | |
3627 | zlog_debug( | |
6005fe55 CS |
3628 | "VRF %s duplicate detect %s max_moves %u timeout %u freeze %s freeze_time %u", |
3629 | vrf_id_to_name(zvrf->vrf->vrf_id), | |
b2ee2b71 AK |
3630 | dup_addr_detect ? "enable" : "disable", |
3631 | zvrf->dad_max_moves, zvrf->dad_time, | |
3950b52c CS |
3632 | zvrf->dad_freeze ? "enable" : "disable", |
3633 | zvrf->dad_freeze_time); | |
3634 | ||
3635 | stream_failure: | |
3636 | return; | |
3637 | } | |
3638 | ||
09af6961 NS |
3639 | /* |
3640 | * Display VNI hash table in detail(VTY command handler). | |
3641 | */ | |
3642 | void zebra_vxlan_print_vnis_detail(struct vty *vty, struct zebra_vrf *zvrf, | |
3643 | bool use_json) | |
3644 | { | |
06931fdb | 3645 | json_object *json_array = NULL; |
09af6961 | 3646 | struct zebra_ns *zns = NULL; |
8b5fdf2e | 3647 | struct zebra_evpn_show zes; |
09af6961 NS |
3648 | |
3649 | if (!is_evpn_enabled()) | |
3650 | return; | |
3651 | ||
3652 | zns = zebra_ns_lookup(NS_DEFAULT); | |
3653 | if (!zns) | |
3654 | return; | |
3655 | ||
09af6961 | 3656 | if (use_json) |
06931fdb | 3657 | json_array = json_object_new_array(); |
09af6961 NS |
3658 | |
3659 | zes.vty = vty; | |
06931fdb | 3660 | zes.json = json_array; |
09af6961 | 3661 | zes.zvrf = zvrf; |
06931fdb | 3662 | zes.use_json = use_json; |
09af6961 NS |
3663 | |
3664 | /* Display all L2-VNIs */ | |
8b5fdf2e PR |
3665 | hash_iterate(zvrf->evpn_table, |
3666 | (void (*)(struct hash_bucket *, | |
3667 | void *))zebra_evpn_print_hash_detail, | |
3668 | &zes); | |
09af6961 NS |
3669 | |
3670 | /* Display all L3-VNIs */ | |
3671 | hash_iterate(zrouter.l3vni_table, | |
e3b78da8 | 3672 | (void (*)(struct hash_bucket *, |
09af6961 NS |
3673 | void *))zl3vni_print_hash_detail, |
3674 | &zes); | |
3675 | ||
c48349e3 | 3676 | if (use_json) |
962af8a8 | 3677 | vty_json(vty, json_array); |
09af6961 NS |
3678 | } |
3679 | ||
2232a77c | 3680 | /* |
ee69da27 MK |
3681 | * Handle neighbor delete notification from the kernel (on a VLAN device |
3682 | * / L3 interface). This may result in either the neighbor getting deleted | |
3683 | * from our database or being re-added to the kernel (if it is a valid | |
2232a77c | 3684 | * remote neighbor). |
3685 | */ | |
ee69da27 MK |
3686 | int zebra_vxlan_handle_kernel_neigh_del(struct interface *ifp, |
3687 | struct interface *link_if, | |
3688 | struct ipaddr *ip) | |
d62a17ae | 3689 | { |
f6371c34 | 3690 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 3691 | struct zebra_l3vni *zl3vni = NULL; |
b7cfce93 | 3692 | |
8c9b80b9 | 3693 | /* check if this is a remote neigh entry corresponding to remote |
523cafc4 | 3694 | * next-hop |
3695 | */ | |
8c9b80b9 MK |
3696 | zl3vni = zl3vni_from_svi(ifp, link_if); |
3697 | if (zl3vni) | |
3698 | return zl3vni_local_nh_del(zl3vni, ip); | |
d62a17ae | 3699 | |
3700 | /* We are only interested in neighbors on an SVI that resides on top | |
3701 | * of a VxLAN bridge. | |
3702 | */ | |
8b5fdf2e | 3703 | zevpn = zebra_evpn_from_svi(ifp, link_if); |
87d76d54 | 3704 | if (!zevpn) { |
6041b686 | 3705 | if (IS_ZEBRA_DEBUG_VXLAN) |
15569c58 | 3706 | zlog_debug( |
ef7b8be4 DL |
3707 | "%s: Del neighbor %pIA EVPN is not present for interface %s", |
3708 | __func__, ip, ifp->name); | |
d62a17ae | 3709 | return 0; |
6041b686 | 3710 | } |
8c9b80b9 | 3711 | |
87d76d54 | 3712 | if (!zevpn->vxlan_if) { |
9df414fe | 3713 | zlog_debug( |
d62a17ae | 3714 | "VNI %u hash %p doesn't have intf upon local neighbor DEL", |
87d76d54 | 3715 | zevpn->vni, zevpn); |
d62a17ae | 3716 | return -1; |
3717 | } | |
3718 | ||
3719 | if (IS_ZEBRA_DEBUG_VXLAN) | |
ef7b8be4 DL |
3720 | zlog_debug("Del neighbor %pIA intf %s(%u) -> L2-VNI %u", |
3721 | ip, ifp->name, ifp->ifindex, zevpn->vni); | |
d62a17ae | 3722 | |
33064a62 | 3723 | return zebra_evpn_neigh_del_ip(zevpn, ip); |
2232a77c | 3724 | } |
3725 | ||
3726 | /* | |
ee69da27 MK |
3727 | * Handle neighbor add or update notification from the kernel (on a VLAN |
3728 | * device / L3 interface). This is typically for a local neighbor but can | |
3729 | * also be for a remote neighbor (e.g., ageout notification). It could | |
3730 | * also be a "move" scenario. | |
2232a77c | 3731 | */ |
ee69da27 MK |
3732 | int zebra_vxlan_handle_kernel_neigh_update(struct interface *ifp, |
3733 | struct interface *link_if, | |
3734 | struct ipaddr *ip, | |
3735 | struct ethaddr *macaddr, | |
3736 | uint16_t state, | |
a37f4598 | 3737 | bool is_ext, |
b169fd6f AK |
3738 | bool is_router, |
3739 | bool local_inactive, bool dp_static) | |
d62a17ae | 3740 | { |
f6371c34 | 3741 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 3742 | struct zebra_l3vni *zl3vni = NULL; |
3bcbba10 | 3743 | |
3744 | /* check if this is a remote neigh entry corresponding to remote | |
3745 | * next-hop | |
3746 | */ | |
3747 | zl3vni = zl3vni_from_svi(ifp, link_if); | |
3748 | if (zl3vni) | |
3749 | return zl3vni_local_nh_add_update(zl3vni, ip, state); | |
b7cfce93 | 3750 | |
d62a17ae | 3751 | /* We are only interested in neighbors on an SVI that resides on top |
3752 | * of a VxLAN bridge. | |
3753 | */ | |
8b5fdf2e | 3754 | zevpn = zebra_evpn_from_svi(ifp, link_if); |
87d76d54 | 3755 | if (!zevpn) |
d62a17ae | 3756 | return 0; |
3757 | ||
b169fd6f | 3758 | if (IS_ZEBRA_DEBUG_VXLAN || IS_ZEBRA_DEBUG_EVPN_MH_NEIGH) |
d62a17ae | 3759 | zlog_debug( |
ef7b8be4 DL |
3760 | "Add/Update neighbor %pIA MAC %pEA intf %s(%u) state 0x%x %s%s%s%s-> L2-VNI %u", |
3761 | ip, macaddr, ifp->name, | |
a37f4598 | 3762 | ifp->ifindex, state, is_ext ? "ext-learned " : "", |
3763 | is_router ? "router " : "", | |
b169fd6f | 3764 | local_inactive ? "local_inactive " : "", |
7c0e4dc6 | 3765 | dp_static ? "peer_sync " : "", zevpn->vni); |
d62a17ae | 3766 | |
ee69da27 | 3767 | /* Is this about a local neighbor or a remote one? */ |
a37f4598 | 3768 | if (!is_ext) |
7cbae20a PR |
3769 | return zebra_evpn_local_neigh_update(zevpn, ifp, ip, macaddr, |
3770 | is_router, local_inactive, | |
3771 | dp_static); | |
b7cfce93 | 3772 | |
7cbae20a | 3773 | return zebra_evpn_remote_neigh_update(zevpn, ifp, ip, macaddr, state); |
2232a77c | 3774 | } |
3775 | ||
0bd371c6 DS |
3776 | static int32_t |
3777 | zebra_vxlan_remote_macip_helper(bool add, struct stream *s, vni_t *vni, | |
3778 | struct ethaddr *macaddr, uint16_t *ipa_len, | |
3779 | struct ipaddr *ip, struct in_addr *vtep_ip, | |
ce5160c0 | 3780 | uint8_t *flags, uint32_t *seq, esi_t *esi) |
0bd371c6 DS |
3781 | { |
3782 | uint16_t l = 0; | |
3783 | ||
3784 | /* | |
3785 | * Obtain each remote MACIP and process. | |
3786 | * Message contains VNI, followed by MAC followed by IP (if any) | |
3787 | * followed by remote VTEP IP. | |
3788 | */ | |
3789 | memset(ip, 0, sizeof(*ip)); | |
3790 | STREAM_GETL(s, *vni); | |
3791 | STREAM_GET(macaddr->octet, s, ETH_ALEN); | |
0ffd0fb5 | 3792 | STREAM_GETW(s, *ipa_len); |
0bd371c6 DS |
3793 | |
3794 | if (*ipa_len) { | |
3795 | if (*ipa_len == IPV4_MAX_BYTELEN) | |
3796 | ip->ipa_type = IPADDR_V4; | |
3797 | else if (*ipa_len == IPV6_MAX_BYTELEN) | |
3798 | ip->ipa_type = IPADDR_V6; | |
3799 | else { | |
3800 | if (IS_ZEBRA_DEBUG_VXLAN) | |
3801 | zlog_debug( | |
3802 | "ipa_len *must* be %d or %d bytes in length not %d", | |
3803 | IPV4_MAX_BYTELEN, IPV6_MAX_BYTELEN, | |
3804 | *ipa_len); | |
3805 | goto stream_failure; | |
3806 | } | |
3807 | ||
3808 | STREAM_GET(&ip->ip.addr, s, *ipa_len); | |
3809 | } | |
3810 | l += 4 + ETH_ALEN + 4 + *ipa_len; | |
3811 | STREAM_GET(&vtep_ip->s_addr, s, IPV4_MAX_BYTELEN); | |
3812 | l += IPV4_MAX_BYTELEN; | |
3813 | ||
3814 | if (add) { | |
3815 | STREAM_GETC(s, *flags); | |
3816 | STREAM_GETL(s, *seq); | |
3817 | l += 5; | |
ce5160c0 AK |
3818 | STREAM_GET(esi, s, sizeof(esi_t)); |
3819 | l += sizeof(esi_t); | |
0bd371c6 DS |
3820 | } |
3821 | ||
3822 | return l; | |
3823 | ||
3824 | stream_failure: | |
3825 | return -1; | |
3826 | } | |
b682f6de | 3827 | |
2232a77c | 3828 | /* |
3829 | * Handle message from client to delete a remote MACIP for a VNI. | |
3830 | */ | |
89f4e507 | 3831 | void zebra_vxlan_remote_macip_del(ZAPI_HANDLER_ARGS) |
d62a17ae | 3832 | { |
3833 | struct stream *s; | |
3834 | vni_t vni; | |
3835 | struct ethaddr macaddr; | |
3836 | struct ipaddr ip; | |
3837 | struct in_addr vtep_ip; | |
9df2b997 | 3838 | uint16_t l = 0, ipa_len; |
d62a17ae | 3839 | char buf1[INET6_ADDRSTRLEN]; |
3840 | ||
1002497a | 3841 | s = msg; |
d62a17ae | 3842 | |
89f4e507 | 3843 | while (l < hdr->length) { |
0bd371c6 DS |
3844 | int res_length = zebra_vxlan_remote_macip_helper( |
3845 | false, s, &vni, &macaddr, &ipa_len, &ip, &vtep_ip, NULL, | |
ce5160c0 | 3846 | NULL, NULL); |
4824d144 | 3847 | |
0bd371c6 DS |
3848 | if (res_length == -1) |
3849 | goto stream_failure; | |
d62a17ae | 3850 | |
0bd371c6 | 3851 | l += res_length; |
d62a17ae | 3852 | if (IS_ZEBRA_DEBUG_VXLAN) |
3853 | zlog_debug( | |
ef7b8be4 DL |
3854 | "Recv MACIP DEL VNI %u MAC %pEA%s%s Remote VTEP %pI4 from %s", |
3855 | vni, &macaddr, | |
f07e1c99 | 3856 | ipa_len ? " IP " : "", |
3857 | ipa_len ? | |
3858 | ipaddr2str(&ip, buf1, sizeof(buf1)) : "", | |
9bcef951 | 3859 | &vtep_ip, zebra_route_string(client->proto)); |
d62a17ae | 3860 | |
7f7e49d1 MS |
3861 | /* Enqueue to workqueue for processing */ |
3862 | zebra_rib_queue_evpn_rem_macip_del(vni, &macaddr, &ip, vtep_ip); | |
d62a17ae | 3863 | } |
3864 | ||
ec93aa12 | 3865 | stream_failure: |
8068a649 | 3866 | return; |
2232a77c | 3867 | } |
3868 | ||
3869 | /* | |
3870 | * Handle message from client to add a remote MACIP for a VNI. This | |
3871 | * could be just the add of a MAC address or the add of a neighbor | |
3872 | * (IP+MAC). | |
3873 | */ | |
89f4e507 | 3874 | void zebra_vxlan_remote_macip_add(ZAPI_HANDLER_ARGS) |
d62a17ae | 3875 | { |
3876 | struct stream *s; | |
3877 | vni_t vni; | |
3878 | struct ethaddr macaddr; | |
3879 | struct ipaddr ip; | |
3880 | struct in_addr vtep_ip; | |
9df2b997 | 3881 | uint16_t l = 0, ipa_len; |
f07e1c99 | 3882 | uint8_t flags = 0; |
3883 | uint32_t seq; | |
d62a17ae | 3884 | char buf1[INET6_ADDRSTRLEN]; |
ce5160c0 AK |
3885 | esi_t esi; |
3886 | char esi_buf[ESI_STR_LEN]; | |
d62a17ae | 3887 | |
ec93aa12 | 3888 | if (!EVPN_ENABLED(zvrf)) { |
9df414fe | 3889 | zlog_debug("EVPN not enabled, ignoring remote MACIP ADD"); |
8068a649 | 3890 | return; |
ec93aa12 | 3891 | } |
d62a17ae | 3892 | |
1002497a | 3893 | s = msg; |
d62a17ae | 3894 | |
89f4e507 | 3895 | while (l < hdr->length) { |
7f7e49d1 | 3896 | |
0bd371c6 DS |
3897 | int res_length = zebra_vxlan_remote_macip_helper( |
3898 | true, s, &vni, &macaddr, &ipa_len, &ip, &vtep_ip, | |
ce5160c0 | 3899 | &flags, &seq, &esi); |
d62a17ae | 3900 | |
0bd371c6 DS |
3901 | if (res_length == -1) |
3902 | goto stream_failure; | |
d62a17ae | 3903 | |
0bd371c6 | 3904 | l += res_length; |
ce5160c0 AK |
3905 | if (IS_ZEBRA_DEBUG_VXLAN) { |
3906 | if (memcmp(&esi, zero_esi, sizeof(esi_t))) | |
3907 | esi_to_str(&esi, esi_buf, sizeof(esi_buf)); | |
3908 | else | |
9e0c2fd1 | 3909 | strlcpy(esi_buf, "-", ESI_STR_LEN); |
d62a17ae | 3910 | zlog_debug( |
ef7b8be4 | 3911 | "Recv %sMACIP ADD VNI %u MAC %pEA%s%s flags 0x%x seq %u VTEP %pI4 ESI %s from %s", |
b169fd6f AK |
3912 | (flags & ZEBRA_MACIP_TYPE_SYNC_PATH) ? |
3913 | "sync-" : "", | |
ef7b8be4 | 3914 | vni, &macaddr, |
f07e1c99 | 3915 | ipa_len ? " IP " : "", |
3916 | ipa_len ? | |
3917 | ipaddr2str(&ip, buf1, sizeof(buf1)) : "", | |
9bcef951 | 3918 | flags, seq, &vtep_ip, esi_buf, |
d62a17ae | 3919 | zebra_route_string(client->proto)); |
ce5160c0 | 3920 | } |
d62a17ae | 3921 | |
7f7e49d1 MS |
3922 | /* Enqueue to workqueue for processing */ |
3923 | zebra_rib_queue_evpn_rem_macip_add(vni, &macaddr, &ip, flags, | |
3924 | seq, vtep_ip, &esi); | |
d62a17ae | 3925 | } |
3926 | ||
ec93aa12 | 3927 | stream_failure: |
8068a649 | 3928 | return; |
13d60d35 | 3929 | } |
3930 | ||
4b3f26f4 | 3931 | /* |
3932 | * Handle remote vtep delete by kernel; re-add the vtep if we have it | |
3933 | */ | |
3934 | int zebra_vxlan_check_readd_vtep(struct interface *ifp, | |
3935 | struct in_addr vtep_ip) | |
3936 | { | |
3937 | struct zebra_if *zif; | |
3938 | struct zebra_vrf *zvrf = NULL; | |
3939 | struct zebra_l2info_vxlan *vxl; | |
3940 | vni_t vni; | |
f6371c34 | 3941 | struct zebra_evpn *zevpn = NULL; |
c172c032 | 3942 | struct zebra_vtep *zvtep = NULL; |
4b3f26f4 | 3943 | |
3944 | zif = ifp->info; | |
3945 | assert(zif); | |
3946 | vxl = &zif->l2info.vxl; | |
3947 | vni = vxl->vni; | |
3948 | ||
3949 | /* If EVPN is not enabled, nothing to do. */ | |
3950 | if (!is_evpn_enabled()) | |
3951 | return 0; | |
3952 | ||
3953 | /* Locate VRF corresponding to interface. */ | |
096f7609 | 3954 | zvrf = ifp->vrf->info; |
4b3f26f4 | 3955 | if (!zvrf) |
3956 | return -1; | |
3957 | ||
3958 | /* Locate hash entry; it is expected to exist. */ | |
8b5fdf2e | 3959 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 3960 | if (!zevpn) |
4b3f26f4 | 3961 | return 0; |
3962 | ||
3963 | /* If the remote vtep entry doesn't exists nothing to do */ | |
8b5fdf2e | 3964 | zvtep = zebra_evpn_vtep_find(zevpn, &vtep_ip); |
4b3f26f4 | 3965 | if (!zvtep) |
3966 | return 0; | |
3967 | ||
3968 | if (IS_ZEBRA_DEBUG_VXLAN) | |
3969 | zlog_debug( | |
9bcef951 MS |
3970 | "Del MAC for remote VTEP %pI4 intf %s(%u) VNI %u - readd", |
3971 | &vtep_ip, ifp->name, ifp->ifindex, vni); | |
4b3f26f4 | 3972 | |
8b5fdf2e | 3973 | zebra_evpn_vtep_install(zevpn, zvtep); |
4b3f26f4 | 3974 | return 0; |
3975 | } | |
3976 | ||
13d60d35 | 3977 | /* |
2232a77c | 3978 | * Handle notification of MAC add/update over VxLAN. If the kernel is notifying |
3979 | * us, this must involve a multihoming scenario. Treat this as implicit delete | |
3980 | * of any prior local MAC. | |
13d60d35 | 3981 | */ |
15400f95 AK |
3982 | static int zebra_vxlan_check_del_local_mac(struct interface *ifp, |
3983 | struct interface *br_if, | |
3984 | struct ethaddr *macaddr, | |
3985 | vlanid_t vid) | |
13d60d35 | 3986 | { |
d62a17ae | 3987 | struct zebra_if *zif; |
d62a17ae | 3988 | struct zebra_l2info_vxlan *vxl; |
3989 | vni_t vni; | |
f6371c34 | 3990 | struct zebra_evpn *zevpn; |
3198b2b3 | 3991 | struct zebra_mac *mac; |
13d60d35 | 3992 | |
d62a17ae | 3993 | zif = ifp->info; |
3994 | assert(zif); | |
3995 | vxl = &zif->l2info.vxl; | |
3996 | vni = vxl->vni; | |
13d60d35 | 3997 | |
2853fed6 | 3998 | /* Check if EVPN is enabled. */ |
3999 | if (!is_evpn_enabled()) | |
d62a17ae | 4000 | return 0; |
13d60d35 | 4001 | |
d62a17ae | 4002 | /* Locate hash entry; it is expected to exist. */ |
8b5fdf2e | 4003 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 4004 | if (!zevpn) |
d62a17ae | 4005 | return 0; |
13d60d35 | 4006 | |
d62a17ae | 4007 | /* If entry doesn't exist, nothing to do. */ |
b2998086 | 4008 | mac = zebra_evpn_mac_lookup(zevpn, macaddr); |
d62a17ae | 4009 | if (!mac) |
4010 | return 0; | |
13d60d35 | 4011 | |
d62a17ae | 4012 | /* Is it a local entry? */ |
4013 | if (!CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL)) | |
4014 | return 0; | |
13d60d35 | 4015 | |
d62a17ae | 4016 | if (IS_ZEBRA_DEBUG_VXLAN) |
4017 | zlog_debug( | |
ef7b8be4 DL |
4018 | "Add/update remote MAC %pEA intf %s(%u) VNI %u flags 0x%x - del local", |
4019 | macaddr, ifp->name, ifp->ifindex, vni, mac->flags); | |
13d60d35 | 4020 | |
d62a17ae | 4021 | /* Remove MAC from BGP. */ |
b2998086 PR |
4022 | zebra_evpn_mac_send_del_to_client(zevpn->vni, macaddr, mac->flags, |
4023 | false /* force */); | |
13d60d35 | 4024 | |
b6938a74 MK |
4025 | /* |
4026 | * If there are no neigh associated with the mac delete the mac | |
4027 | * else mark it as AUTO for forward reference | |
4028 | */ | |
4029 | if (!listcount(mac->neigh_list)) { | |
b2998086 | 4030 | zebra_evpn_mac_del(zevpn, mac); |
b6938a74 | 4031 | } else { |
8b07f173 | 4032 | zebra_evpn_mac_clear_fwd_info(mac); |
b169fd6f | 4033 | UNSET_FLAG(mac->flags, ZEBRA_MAC_ALL_LOCAL_FLAGS); |
5756dd1d | 4034 | UNSET_FLAG(mac->flags, ZEBRA_MAC_STICKY); |
b6938a74 MK |
4035 | SET_FLAG(mac->flags, ZEBRA_MAC_AUTO); |
4036 | } | |
13d60d35 | 4037 | |
d62a17ae | 4038 | return 0; |
13d60d35 | 4039 | } |
4040 | ||
15400f95 AK |
4041 | /* MAC notification from the dataplane with a network dest port - |
4042 | * 1. This can be a local MAC on a down ES (if fast-failover is not possible | |
4043 | * 2. Or it can be a remote MAC | |
4044 | */ | |
4045 | int zebra_vxlan_dp_network_mac_add(struct interface *ifp, | |
4046 | struct interface *br_if, | |
4047 | struct ethaddr *macaddr, vlanid_t vid, | |
4048 | uint32_t nhg_id, bool sticky, bool dp_static) | |
4049 | { | |
4050 | struct zebra_evpn_es *es; | |
4051 | struct interface *acc_ifp; | |
4052 | ||
df6c1982 | 4053 | /* If netlink message is with vid, it will have no nexthop. |
4054 | * So skip it. | |
4055 | */ | |
4056 | if (vid) { | |
4057 | if (IS_ZEBRA_DEBUG_VXLAN || IS_ZEBRA_DEBUG_EVPN_MH_MAC) | |
4058 | zlog_debug("dpAdd MAC %pEA VID %u - ignore as no nhid", | |
4059 | macaddr, vid); | |
4060 | return 0; | |
4061 | } | |
4062 | ||
4063 | /* Get vxlan's vid for netlink message has no it. */ | |
4064 | vid = ((struct zebra_if *)ifp->info)->l2info.vxl.access_vlan; | |
4065 | ||
15400f95 AK |
4066 | /* if remote mac delete the local entry */ |
4067 | if (!nhg_id || !zebra_evpn_nhg_is_local_es(nhg_id, &es) | |
4068 | || !zebra_evpn_es_local_mac_via_network_port(es)) { | |
4069 | if (IS_ZEBRA_DEBUG_VXLAN || IS_ZEBRA_DEBUG_EVPN_MH_MAC) | |
4070 | zlog_debug("dpAdd remote MAC %pEA VID %u", macaddr, | |
4071 | vid); | |
4072 | return zebra_vxlan_check_del_local_mac(ifp, br_if, macaddr, | |
4073 | vid); | |
4074 | } | |
4075 | ||
4076 | /* If local MAC on a down local ES translate the network-mac-add | |
209813e9 | 4077 | * to a local-active-mac-add |
15400f95 AK |
4078 | */ |
4079 | if (IS_ZEBRA_DEBUG_VXLAN || IS_ZEBRA_DEBUG_EVPN_MH_MAC) | |
4080 | zlog_debug("dpAdd local-nw-MAC %pEA VID %u", macaddr, vid); | |
4081 | acc_ifp = es->zif->ifp; | |
4082 | return zebra_vxlan_local_mac_add_update( | |
4083 | acc_ifp, br_if, macaddr, vid, sticky, | |
4084 | false /* local_inactive */, dp_static); | |
4085 | } | |
4086 | ||
13d60d35 | 4087 | /* |
15400f95 AK |
4088 | * Handle network MAC delete by kernel - |
4089 | * 1. readd the remote MAC if we have it | |
4090 | * 2. local MAC with does ES may also need to be re-installed | |
13d60d35 | 4091 | */ |
15400f95 AK |
4092 | int zebra_vxlan_dp_network_mac_del(struct interface *ifp, |
4093 | struct interface *br_if, | |
4094 | struct ethaddr *macaddr, vlanid_t vid) | |
13d60d35 | 4095 | { |
a9a76262 MK |
4096 | struct zebra_if *zif = NULL; |
4097 | struct zebra_l2info_vxlan *vxl = NULL; | |
d62a17ae | 4098 | vni_t vni; |
f6371c34 | 4099 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 4100 | struct zebra_l3vni *zl3vni = NULL; |
3198b2b3 | 4101 | struct zebra_mac *mac = NULL; |
2232a77c | 4102 | |
d62a17ae | 4103 | zif = ifp->info; |
4104 | assert(zif); | |
4105 | vxl = &zif->l2info.vxl; | |
4106 | vni = vxl->vni; | |
2232a77c | 4107 | |
2853fed6 | 4108 | /* Check if EVPN is enabled. */ |
4109 | if (!is_evpn_enabled()) | |
d62a17ae | 4110 | return 0; |
2232a77c | 4111 | |
a9a76262 MK |
4112 | /* check if this is a remote RMAC and readd simillar to remote macs */ |
4113 | zl3vni = zl3vni_lookup(vni); | |
4114 | if (zl3vni) | |
4115 | return zebra_vxlan_readd_remote_rmac(zl3vni, macaddr); | |
4116 | ||
d62a17ae | 4117 | /* Locate hash entry; it is expected to exist. */ |
8b5fdf2e | 4118 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 4119 | if (!zevpn) |
d62a17ae | 4120 | return 0; |
13d60d35 | 4121 | |
d62a17ae | 4122 | /* If entry doesn't exist, nothing to do. */ |
b2998086 | 4123 | mac = zebra_evpn_mac_lookup(zevpn, macaddr); |
d62a17ae | 4124 | if (!mac) |
4125 | return 0; | |
2232a77c | 4126 | |
15400f95 AK |
4127 | if (CHECK_FLAG(mac->flags, ZEBRA_MAC_REMOTE)) { |
4128 | /* If remote entry simply re-install */ | |
4129 | if (IS_ZEBRA_DEBUG_VXLAN || IS_ZEBRA_DEBUG_EVPN_MH_MAC) | |
4130 | zlog_debug( | |
4131 | "dpDel remote MAC %pEA intf %s(%u) VNI %u - readd", | |
4132 | macaddr, ifp->name, ifp->ifindex, vni); | |
4133 | zebra_evpn_rem_mac_install(zevpn, mac, false /* was_static */); | |
4134 | } else if (CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL) && mac->es | |
4135 | && zebra_evpn_es_local_mac_via_network_port(mac->es)) { | |
4136 | /* If local entry via nw-port call local-del which will | |
4137 | * re-install entry in the dataplane is needed | |
4138 | */ | |
4139 | if (IS_ZEBRA_DEBUG_VXLAN || IS_ZEBRA_DEBUG_EVPN_MH_MAC) | |
4140 | zlog_debug("dpDel local-nw-MAC %pEA VNI %u", macaddr, | |
4141 | vni); | |
00a7710c AK |
4142 | |
4143 | zebra_evpn_del_local_mac(zevpn, mac, false); | |
15400f95 | 4144 | } |
13d60d35 | 4145 | |
d62a17ae | 4146 | return 0; |
13d60d35 | 4147 | } |
4148 | ||
4149 | /* | |
2232a77c | 4150 | * Handle local MAC delete (on a port or VLAN corresponding to this VNI). |
13d60d35 | 4151 | */ |
d62a17ae | 4152 | int zebra_vxlan_local_mac_del(struct interface *ifp, struct interface *br_if, |
4153 | struct ethaddr *macaddr, vlanid_t vid) | |
13d60d35 | 4154 | { |
f6371c34 | 4155 | struct zebra_evpn *zevpn; |
3198b2b3 | 4156 | struct zebra_mac *mac; |
13d60d35 | 4157 | |
d62a17ae | 4158 | /* We are interested in MACs only on ports or (port, VLAN) that |
4159 | * map to a VNI. | |
4160 | */ | |
8b5fdf2e | 4161 | zevpn = zebra_evpn_map_vlan(ifp, br_if, vid); |
87d76d54 | 4162 | if (!zevpn) |
d62a17ae | 4163 | return 0; |
87d76d54 | 4164 | if (!zevpn->vxlan_if) { |
9df414fe QY |
4165 | zlog_debug( |
4166 | "VNI %u hash %p doesn't have intf upon local MAC DEL", | |
87d76d54 | 4167 | zevpn->vni, zevpn); |
d62a17ae | 4168 | return -1; |
4169 | } | |
13d60d35 | 4170 | |
15400f95 AK |
4171 | /* If entry doesn't exist, nothing to do. */ |
4172 | mac = zebra_evpn_mac_lookup(zevpn, macaddr); | |
4173 | if (!mac) | |
4174 | return 0; | |
4175 | ||
4176 | /* Is it a local entry? */ | |
4177 | if (!CHECK_FLAG(mac->flags, ZEBRA_MAC_LOCAL)) | |
4178 | return 0; | |
4179 | ||
00a7710c | 4180 | return zebra_evpn_del_local_mac(zevpn, mac, false); |
13d60d35 | 4181 | } |
4182 | ||
4183 | /* | |
2232a77c | 4184 | * Handle local MAC add (on a port or VLAN corresponding to this VNI). |
13d60d35 | 4185 | */ |
d62a17ae | 4186 | int zebra_vxlan_local_mac_add_update(struct interface *ifp, |
4187 | struct interface *br_if, | |
4188 | struct ethaddr *macaddr, vlanid_t vid, | |
b169fd6f AK |
4189 | bool sticky, bool local_inactive, |
4190 | bool dp_static) | |
d62a17ae | 4191 | { |
f6371c34 | 4192 | struct zebra_evpn *zevpn; |
e22a946a | 4193 | struct zebra_vrf *zvrf; |
d62a17ae | 4194 | |
2bdd4461 | 4195 | assert(ifp); |
b7895aad | 4196 | |
d62a17ae | 4197 | /* We are interested in MACs only on ports or (port, VLAN) that |
87d76d54 | 4198 | * map to an EVPN. |
d62a17ae | 4199 | */ |
8b5fdf2e | 4200 | zevpn = zebra_evpn_map_vlan(ifp, br_if, vid); |
87d76d54 | 4201 | if (!zevpn) { |
d62a17ae | 4202 | if (IS_ZEBRA_DEBUG_VXLAN) |
4203 | zlog_debug( | |
ef7b8be4 DL |
4204 | " Add/Update %sMAC %pEA intf %s(%u) VID %u, could not find EVPN", |
4205 | sticky ? "sticky " : "", macaddr, | |
d62a17ae | 4206 | ifp->name, ifp->ifindex, vid); |
4207 | return 0; | |
4208 | } | |
4209 | ||
87d76d54 | 4210 | if (!zevpn->vxlan_if) { |
28bd0652 DS |
4211 | if (IS_ZEBRA_DEBUG_VXLAN) |
4212 | zlog_debug( | |
d6951e5e | 4213 | " VNI %u hash %p doesn't have intf upon local MAC ADD", |
87d76d54 | 4214 | zevpn->vni, zevpn); |
d62a17ae | 4215 | return -1; |
4216 | } | |
4217 | ||
d6bf8f13 | 4218 | zvrf = zebra_vrf_get_evpn(); |
d9d3455e PR |
4219 | return zebra_evpn_add_update_local_mac(zvrf, zevpn, ifp, macaddr, vid, |
4220 | sticky, local_inactive, | |
00a7710c | 4221 | dp_static, NULL); |
2232a77c | 4222 | } |
13d60d35 | 4223 | |
4224 | /* | |
87d76d54 | 4225 | * Handle message from client to delete a remote VTEP for an EVPN. |
13d60d35 | 4226 | */ |
7e5b0b2b | 4227 | void zebra_vxlan_remote_vtep_del_zapi(ZAPI_HANDLER_ARGS) |
d62a17ae | 4228 | { |
4229 | struct stream *s; | |
d7c0a89a | 4230 | unsigned short l = 0; |
d62a17ae | 4231 | vni_t vni; |
4232 | struct in_addr vtep_ip; | |
d62a17ae | 4233 | |
ec93aa12 | 4234 | if (!is_evpn_enabled()) { |
9df414fe | 4235 | zlog_debug( |
7e5b0b2b | 4236 | "%s: EVPN is not enabled yet we have received a VTEP DEL msg", |
15569c58 | 4237 | __func__); |
8068a649 | 4238 | return; |
ec93aa12 DS |
4239 | } |
4240 | ||
986512a3 | 4241 | if (!EVPN_ENABLED(zvrf)) { |
7e5b0b2b MS |
4242 | zlog_debug("Recv VTEP DEL zapi for non-EVPN VRF %u", |
4243 | zvrf_id(zvrf)); | |
8068a649 | 4244 | return; |
2853fed6 | 4245 | } |
4246 | ||
1002497a | 4247 | s = msg; |
d62a17ae | 4248 | |
89f4e507 | 4249 | while (l < hdr->length) { |
694bd4ce | 4250 | int flood_control __attribute__((unused)); |
8a64de72 | 4251 | |
d62a17ae | 4252 | /* Obtain each remote VTEP and process. */ |
ec93aa12 | 4253 | STREAM_GETL(s, vni); |
d62a17ae | 4254 | l += 4; |
ec93aa12 | 4255 | STREAM_GET(&vtep_ip.s_addr, s, IPV4_MAX_BYTELEN); |
d62a17ae | 4256 | l += IPV4_MAX_BYTELEN; |
4257 | ||
8a64de72 DS |
4258 | /* Flood control is intentionally ignored right now */ |
4259 | STREAM_GETL(s, flood_control); | |
4260 | l += 4; | |
4261 | ||
d62a17ae | 4262 | if (IS_ZEBRA_DEBUG_VXLAN) |
7e5b0b2b | 4263 | zlog_debug("Recv VTEP DEL %pI4 VNI %u from %s", |
9bcef951 | 4264 | &vtep_ip, vni, |
d62a17ae | 4265 | zebra_route_string(client->proto)); |
4266 | ||
7e5b0b2b MS |
4267 | /* Enqueue for processing */ |
4268 | zebra_rib_queue_evpn_rem_vtep_del(zvrf_id(zvrf), vni, vtep_ip); | |
4269 | } | |
4270 | ||
4271 | stream_failure: | |
4272 | return; | |
4273 | } | |
4274 | ||
4275 | /* | |
4276 | * Handle message from client to delete a remote VTEP for an EVPN. | |
4277 | */ | |
4278 | void zebra_vxlan_remote_vtep_del(vrf_id_t vrf_id, vni_t vni, | |
4279 | struct in_addr vtep_ip) | |
4280 | { | |
f6371c34 | 4281 | struct zebra_evpn *zevpn; |
c172c032 | 4282 | struct zebra_vtep *zvtep; |
7e5b0b2b MS |
4283 | struct interface *ifp; |
4284 | struct zebra_if *zif; | |
4285 | struct zebra_vrf *zvrf; | |
4286 | ||
4287 | if (!is_evpn_enabled()) { | |
4288 | zlog_debug("%s: Can't process vtep del: EVPN is not enabled", | |
4289 | __func__); | |
4290 | return; | |
4291 | } | |
4292 | ||
4293 | zvrf = zebra_vrf_lookup_by_id(vrf_id); | |
4294 | if (!zvrf) | |
4295 | return; | |
d62a17ae | 4296 | |
7e5b0b2b MS |
4297 | if (!EVPN_ENABLED(zvrf)) { |
4298 | zlog_debug("Can't process VTEP DEL for non-EVPN VRF %u", | |
4299 | zvrf_id(zvrf)); | |
4300 | return; | |
4301 | } | |
4302 | ||
4303 | /* Locate VNI hash entry - expected to exist. */ | |
4304 | zevpn = zebra_evpn_lookup(vni); | |
4305 | if (!zevpn) { | |
4306 | if (IS_ZEBRA_DEBUG_VXLAN) | |
9df414fe | 4307 | zlog_debug( |
7e5b0b2b MS |
4308 | "Failed to locate VNI hash for remote VTEP DEL, VNI %u", |
4309 | vni); | |
4310 | return; | |
4311 | } | |
b5ebdc9b | 4312 | |
7e5b0b2b MS |
4313 | ifp = zevpn->vxlan_if; |
4314 | if (!ifp) { | |
4315 | zlog_debug( | |
4316 | "VNI %u hash %p doesn't have intf upon remote VTEP DEL", | |
4317 | zevpn->vni, zevpn); | |
4318 | return; | |
4319 | } | |
4320 | zif = ifp->info; | |
b5ebdc9b | 4321 | |
7e5b0b2b MS |
4322 | /* If down or not mapped to a bridge, we're done. */ |
4323 | if (!if_is_operative(ifp) || !zif->brslave_info.br_if) | |
4324 | return; | |
4325 | ||
4326 | /* If the remote VTEP does not exist, there's nothing more to | |
4327 | * do. | |
4328 | * Otherwise, uninstall any remote MACs pointing to this VTEP | |
4329 | * and then, the VTEP entry itself and remove it. | |
4330 | */ | |
4331 | zvtep = zebra_evpn_vtep_find(zevpn, &vtep_ip); | |
4332 | if (!zvtep) | |
4333 | return; | |
4334 | ||
4335 | zebra_evpn_vtep_uninstall(zevpn, &vtep_ip); | |
4336 | zebra_evpn_vtep_del(zevpn, zvtep); | |
4337 | } | |
4338 | ||
4339 | /* | |
4340 | * Handle message from client to add a remote VTEP for an EVPN. | |
4341 | */ | |
4342 | void zebra_vxlan_remote_vtep_add(vrf_id_t vrf_id, vni_t vni, | |
4343 | struct in_addr vtep_ip, int flood_control) | |
4344 | { | |
f6371c34 | 4345 | struct zebra_evpn *zevpn; |
7e5b0b2b MS |
4346 | struct interface *ifp; |
4347 | struct zebra_if *zif; | |
c172c032 | 4348 | struct zebra_vtep *zvtep; |
7e5b0b2b | 4349 | struct zebra_vrf *zvrf; |
d62a17ae | 4350 | |
7e5b0b2b MS |
4351 | if (!is_evpn_enabled()) { |
4352 | zlog_debug("%s: EVPN not enabled: can't process a VTEP ADD", | |
4353 | __func__); | |
4354 | return; | |
d62a17ae | 4355 | } |
4356 | ||
7e5b0b2b MS |
4357 | zvrf = zebra_vrf_lookup_by_id(vrf_id); |
4358 | if (!zvrf) | |
4359 | return; | |
4360 | ||
4361 | if (!EVPN_ENABLED(zvrf)) { | |
4362 | zlog_debug("Can't process VTEP ADD for non-EVPN VRF %u", | |
4363 | zvrf_id(zvrf)); | |
4364 | return; | |
4365 | } | |
4366 | ||
4367 | /* Locate VNI hash entry - expected to exist. */ | |
4368 | zevpn = zebra_evpn_lookup(vni); | |
4369 | if (!zevpn) { | |
4370 | flog_err( | |
4371 | EC_ZEBRA_VTEP_ADD_FAILED, | |
4372 | "Failed to locate EVPN hash upon remote VTEP ADD, VNI %u", | |
4373 | vni); | |
4374 | return; | |
4375 | } | |
4376 | ||
4377 | ifp = zevpn->vxlan_if; | |
4378 | if (!ifp) { | |
4379 | flog_err( | |
4380 | EC_ZEBRA_VTEP_ADD_FAILED, | |
4381 | "VNI %u hash %p doesn't have intf upon remote VTEP ADD", | |
4382 | zevpn->vni, zevpn); | |
4383 | return; | |
4384 | } | |
4385 | ||
4386 | zif = ifp->info; | |
4387 | ||
4388 | /* If down or not mapped to a bridge, we're done. */ | |
4389 | if (!if_is_operative(ifp) || !zif->brslave_info.br_if) | |
4390 | return; | |
4391 | ||
4392 | zvtep = zebra_evpn_vtep_find(zevpn, &vtep_ip); | |
4393 | if (zvtep) { | |
4394 | /* If the remote VTEP already exists check if | |
4395 | * the flood mode has changed | |
4396 | */ | |
4397 | if (zvtep->flood_control != flood_control) { | |
4398 | if (zvtep->flood_control == VXLAN_FLOOD_DISABLED) | |
4399 | /* old mode was head-end-replication but | |
4400 | * is no longer; get rid of the HER fdb | |
4401 | * entry installed before | |
4402 | */ | |
4403 | zebra_evpn_vtep_uninstall(zevpn, &vtep_ip); | |
4404 | zvtep->flood_control = flood_control; | |
4405 | zebra_evpn_vtep_install(zevpn, zvtep); | |
4406 | } | |
4407 | } else { | |
4408 | zvtep = zebra_evpn_vtep_add(zevpn, &vtep_ip, flood_control); | |
4409 | if (zvtep) | |
4410 | zebra_evpn_vtep_install(zevpn, zvtep); | |
4411 | else | |
4412 | flog_err(EC_ZEBRA_VTEP_ADD_FAILED, | |
4413 | "Failed to add remote VTEP, VNI %u zevpn %p", | |
4414 | vni, zevpn); | |
4415 | } | |
13d60d35 | 4416 | } |
4417 | ||
4418 | /* | |
87d76d54 | 4419 | * Handle message from client to add a remote VTEP for an EVPN. |
13d60d35 | 4420 | */ |
7e5b0b2b | 4421 | void zebra_vxlan_remote_vtep_add_zapi(ZAPI_HANDLER_ARGS) |
d62a17ae | 4422 | { |
4423 | struct stream *s; | |
d7c0a89a | 4424 | unsigned short l = 0; |
d62a17ae | 4425 | vni_t vni; |
4426 | struct in_addr vtep_ip; | |
9718c54e | 4427 | int flood_control; |
d62a17ae | 4428 | |
ec93aa12 | 4429 | if (!is_evpn_enabled()) { |
9df414fe | 4430 | zlog_debug( |
7e5b0b2b | 4431 | "%s: EVPN not enabled yet we received a VTEP ADD zapi msg", |
15569c58 | 4432 | __func__); |
8068a649 | 4433 | return; |
ec93aa12 DS |
4434 | } |
4435 | ||
986512a3 | 4436 | if (!EVPN_ENABLED(zvrf)) { |
7e5b0b2b MS |
4437 | zlog_debug("Recv VTEP ADD zapi for non-EVPN VRF %u", |
4438 | zvrf_id(zvrf)); | |
8068a649 | 4439 | return; |
2853fed6 | 4440 | } |
d62a17ae | 4441 | |
1002497a | 4442 | s = msg; |
d62a17ae | 4443 | |
89f4e507 | 4444 | while (l < hdr->length) { |
d62a17ae | 4445 | /* Obtain each remote VTEP and process. */ |
ec93aa12 | 4446 | STREAM_GETL(s, vni); |
d62a17ae | 4447 | l += 4; |
ec93aa12 | 4448 | STREAM_GET(&vtep_ip.s_addr, s, IPV4_MAX_BYTELEN); |
9718c54e | 4449 | STREAM_GETL(s, flood_control); |
8a64de72 | 4450 | l += IPV4_MAX_BYTELEN + 4; |
d62a17ae | 4451 | |
4452 | if (IS_ZEBRA_DEBUG_VXLAN) | |
7e5b0b2b MS |
4453 | zlog_debug("Recv VTEP ADD %pI4 VNI %u flood %d from %s", |
4454 | &vtep_ip, vni, flood_control, | |
4455 | zebra_route_string(client->proto)); | |
d62a17ae | 4456 | |
7e5b0b2b MS |
4457 | /* Enqueue for processing */ |
4458 | zebra_rib_queue_evpn_rem_vtep_add(zvrf_id(zvrf), vni, vtep_ip, | |
4459 | flood_control); | |
d62a17ae | 4460 | } |
4461 | ||
ec93aa12 | 4462 | stream_failure: |
8068a649 | 4463 | return; |
13d60d35 | 4464 | } |
4465 | ||
1a98c087 MK |
4466 | /* |
4467 | * Add/Del gateway macip to evpn | |
4468 | * g/w can be: | |
4469 | * 1. SVI interface on a vlan aware bridge | |
4470 | * 2. SVI interface on a vlan unaware bridge | |
4471 | * 3. vrr interface (MACVLAN) associated to a SVI | |
4472 | * We advertise macip routes for an interface if it is associated to VxLan vlan | |
4473 | */ | |
7e5b0b2b | 4474 | int zebra_vxlan_add_del_gw_macip(struct interface *ifp, const struct prefix *p, |
1a98c087 MK |
4475 | int add) |
4476 | { | |
4477 | struct ipaddr ip; | |
4478 | struct ethaddr macaddr; | |
f6371c34 | 4479 | struct zebra_evpn *zevpn = NULL; |
1a98c087 | 4480 | |
6006b807 DA |
4481 | memset(&ip, 0, sizeof(ip)); |
4482 | memset(&macaddr, 0, sizeof(macaddr)); | |
1a98c087 | 4483 | |
2853fed6 | 4484 | /* Check if EVPN is enabled. */ |
4485 | if (!is_evpn_enabled()) | |
297a21b6 MK |
4486 | return 0; |
4487 | ||
1a98c087 MK |
4488 | if (IS_ZEBRA_IF_MACVLAN(ifp)) { |
4489 | struct interface *svi_if = | |
4490 | NULL; /* SVI corresponding to the MACVLAN */ | |
4491 | struct zebra_if *ifp_zif = | |
4492 | NULL; /* Zebra daemon specific info for MACVLAN */ | |
4493 | struct zebra_if *svi_if_zif = | |
4494 | NULL; /* Zebra daemon specific info for SVI*/ | |
4495 | ||
4496 | ifp_zif = ifp->info; | |
4497 | if (!ifp_zif) | |
4498 | return -1; | |
4499 | ||
71349e03 MK |
4500 | /* |
4501 | * for a MACVLAN interface the link represents the svi_if | |
4502 | */ | |
4503 | svi_if = if_lookup_by_index_per_ns(zebra_ns_lookup(NS_DEFAULT), | |
4504 | ifp_zif->link_ifindex); | |
1a98c087 | 4505 | if (!svi_if) { |
9df414fe QY |
4506 | zlog_debug("MACVLAN %s(%u) without link information", |
4507 | ifp->name, ifp->ifindex); | |
1a98c087 MK |
4508 | return -1; |
4509 | } | |
4510 | ||
4511 | if (IS_ZEBRA_IF_VLAN(svi_if)) { | |
71349e03 MK |
4512 | /* |
4513 | * If it is a vlan aware bridge then the link gives the | |
4514 | * bridge information | |
4515 | */ | |
4516 | struct interface *svi_if_link = NULL; | |
4517 | ||
1a98c087 | 4518 | svi_if_zif = svi_if->info; |
71349e03 MK |
4519 | if (svi_if_zif) { |
4520 | svi_if_link = if_lookup_by_index_per_ns( | |
60466a63 QY |
4521 | zebra_ns_lookup(NS_DEFAULT), |
4522 | svi_if_zif->link_ifindex); | |
8b5fdf2e PR |
4523 | zevpn = zebra_evpn_from_svi(svi_if, |
4524 | svi_if_link); | |
71349e03 | 4525 | } |
1a98c087 | 4526 | } else if (IS_ZEBRA_IF_BRIDGE(svi_if)) { |
71349e03 MK |
4527 | /* |
4528 | * If it is a vlan unaware bridge then svi is the bridge | |
4529 | * itself | |
4530 | */ | |
8b5fdf2e | 4531 | zevpn = zebra_evpn_from_svi(svi_if, svi_if); |
1a98c087 MK |
4532 | } |
4533 | } else if (IS_ZEBRA_IF_VLAN(ifp)) { | |
4534 | struct zebra_if *svi_if_zif = | |
71349e03 MK |
4535 | NULL; /* Zebra daemon specific info for SVI */ |
4536 | struct interface *svi_if_link = | |
4537 | NULL; /* link info for the SVI = bridge info */ | |
1a98c087 MK |
4538 | |
4539 | svi_if_zif = ifp->info; | |
e3bb770c IS |
4540 | if (svi_if_zif) { |
4541 | svi_if_link = if_lookup_by_index_per_ns( | |
cef91a18 QY |
4542 | zebra_ns_lookup(NS_DEFAULT), |
4543 | svi_if_zif->link_ifindex); | |
e3bb770c | 4544 | if (svi_if_link) |
8b5fdf2e | 4545 | zevpn = zebra_evpn_from_svi(ifp, svi_if_link); |
e3bb770c | 4546 | } |
1a98c087 | 4547 | } else if (IS_ZEBRA_IF_BRIDGE(ifp)) { |
8b5fdf2e | 4548 | zevpn = zebra_evpn_from_svi(ifp, ifp); |
1a98c087 MK |
4549 | } |
4550 | ||
87d76d54 | 4551 | if (!zevpn) |
1a98c087 MK |
4552 | return 0; |
4553 | ||
87d76d54 | 4554 | if (!zevpn->vxlan_if) { |
9df414fe | 4555 | zlog_debug("VNI %u hash %p doesn't have intf upon MACVLAN up", |
87d76d54 | 4556 | zevpn->vni, zevpn); |
1a98c087 MK |
4557 | return -1; |
4558 | } | |
4559 | ||
c0c7707d AK |
4560 | /* VRR IP is advertised only if gw-macip-adv-enabled */ |
4561 | if (IS_ZEBRA_IF_MACVLAN(ifp)) { | |
4562 | if (!advertise_gw_macip_enabled(zevpn)) | |
4563 | return 0; | |
4564 | } else { | |
4565 | /* SVI IP is advertised if gw or svi macip-adv-enabled */ | |
4566 | if (!advertise_svi_macip_enabled(zevpn) | |
4567 | && !advertise_gw_macip_enabled(zevpn)) | |
4568 | return 0; | |
4569 | } | |
1a98c087 | 4570 | |
1a98c087 MK |
4571 | memcpy(&macaddr.octet, ifp->hw_addr, ETH_ALEN); |
4572 | ||
4573 | if (p->family == AF_INET) { | |
4574 | ip.ipa_type = IPADDR_V4; | |
4575 | memcpy(&(ip.ipaddr_v4), &(p->u.prefix4), | |
4576 | sizeof(struct in_addr)); | |
4577 | } else if (p->family == AF_INET6) { | |
4578 | ip.ipa_type = IPADDR_V6; | |
4579 | memcpy(&(ip.ipaddr_v6), &(p->u.prefix6), | |
4580 | sizeof(struct in6_addr)); | |
4581 | } | |
4582 | ||
4583 | ||
4584 | if (add) | |
8b5fdf2e | 4585 | zebra_evpn_gw_macip_add(ifp, zevpn, &macaddr, &ip); |
1a98c087 | 4586 | else |
8b5fdf2e | 4587 | zebra_evpn_gw_macip_del(ifp, zevpn, &ip); |
1a98c087 MK |
4588 | |
4589 | return 0; | |
4590 | } | |
4591 | ||
2232a77c | 4592 | /* |
b7cfce93 MK |
4593 | * Handle SVI interface going down. |
4594 | * SVI can be associated to either L3-VNI or L2-VNI. | |
4595 | * For L2-VNI: At this point, this is a NOP since | |
4596 | * the kernel deletes the neighbor entries on this SVI (if any). | |
87d76d54 | 4597 | * We only need to update the vrf corresponding to zevpn. |
b7cfce93 MK |
4598 | * For L3-VNI: L3-VNI is operationally down, update mac-ip routes and delete |
4599 | * from bgp | |
2232a77c | 4600 | */ |
d62a17ae | 4601 | int zebra_vxlan_svi_down(struct interface *ifp, struct interface *link_if) |
2232a77c | 4602 | { |
05843a27 | 4603 | struct zebra_l3vni *zl3vni = NULL; |
b7cfce93 MK |
4604 | |
4605 | zl3vni = zl3vni_from_svi(ifp, link_if); | |
4606 | if (zl3vni) { | |
4607 | ||
4608 | /* process l3-vni down */ | |
4609 | zebra_vxlan_process_l3vni_oper_down(zl3vni); | |
4610 | ||
4611 | /* remove association with svi-if */ | |
4612 | zl3vni->svi_if = NULL; | |
4613 | } else { | |
f6371c34 | 4614 | struct zebra_evpn *zevpn = NULL; |
b7cfce93 | 4615 | |
243b74ed AK |
4616 | /* Unlink the SVI from the access VLAN */ |
4617 | zebra_evpn_acc_bd_svi_set(ifp->info, link_if->info, false); | |
4618 | ||
87d76d54 | 4619 | /* since we dont have svi corresponding to zevpn, we associate it |
b7cfce93 MK |
4620 | * to default vrf. Note: the corresponding neigh entries on the |
4621 | * SVI would have already been deleted */ | |
8b5fdf2e | 4622 | zevpn = zebra_evpn_from_svi(ifp, link_if); |
243b74ed | 4623 | |
87d76d54 | 4624 | if (zevpn) { |
b0b77855 QY |
4625 | /* remove from l3-vni list */ |
4626 | zl3vni = zl3vni_from_vrf(zevpn->vrf_id); | |
4627 | if (zl3vni) | |
4628 | listnode_delete(zl3vni->l2vnis, zevpn); | |
b13f35ec | 4629 | |
9daa5d47 | 4630 | zevpn->svi_if = NULL; |
87d76d54 | 4631 | zevpn->vrf_id = VRF_DEFAULT; |
b7cfce93 MK |
4632 | |
4633 | /* update the tenant vrf in BGP */ | |
196d7a86 CS |
4634 | if (if_is_operative(zevpn->vxlan_if)) |
4635 | zebra_evpn_send_add_to_client(zevpn); | |
b7cfce93 MK |
4636 | } |
4637 | } | |
d62a17ae | 4638 | return 0; |
2232a77c | 4639 | } |
4640 | ||
4641 | /* | |
b7cfce93 MK |
4642 | * Handle SVI interface coming up. |
4643 | * SVI can be associated to L3-VNI (l3vni vxlan interface) or L2-VNI (l2-vni | |
4644 | * vxlan intf). | |
4645 | * For L2-VNI: we need to install any remote neighbors entried (used for | |
b816de62 | 4646 | * arp-suppression) |
b7cfce93 | 4647 | * For L3-VNI: SVI will be used to get the rmac to be used with L3-VNI |
2232a77c | 4648 | */ |
d62a17ae | 4649 | int zebra_vxlan_svi_up(struct interface *ifp, struct interface *link_if) |
2232a77c | 4650 | { |
f6371c34 | 4651 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 4652 | struct zebra_l3vni *zl3vni = NULL; |
2232a77c | 4653 | |
b7cfce93 MK |
4654 | zl3vni = zl3vni_from_svi(ifp, link_if); |
4655 | if (zl3vni) { | |
2232a77c | 4656 | |
b7cfce93 MK |
4657 | /* associate with svi */ |
4658 | zl3vni->svi_if = ifp; | |
2232a77c | 4659 | |
b7cfce93 MK |
4660 | /* process oper-up */ |
4661 | if (is_l3vni_oper_up(zl3vni)) | |
4662 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
4663 | } else { | |
4664 | ||
4665 | /* process SVI up for l2-vni */ | |
4666 | struct neigh_walk_ctx n_wctx; | |
4667 | ||
8b5fdf2e | 4668 | zevpn = zebra_evpn_from_svi(ifp, link_if); |
87d76d54 | 4669 | if (!zevpn) |
b7cfce93 MK |
4670 | return 0; |
4671 | ||
87d76d54 | 4672 | if (!zevpn->vxlan_if) { |
9df414fe | 4673 | zlog_debug( |
43e52561 | 4674 | "VNI %u hash %p doesn't have intf upon SVI up", |
87d76d54 | 4675 | zevpn->vni, zevpn); |
b7cfce93 MK |
4676 | return -1; |
4677 | } | |
4678 | ||
4679 | if (IS_ZEBRA_DEBUG_VXLAN) | |
996c9314 LB |
4680 | zlog_debug( |
4681 | "SVI %s(%u) VNI %u VRF %s is UP, installing neighbors", | |
87d76d54 | 4682 | ifp->name, ifp->ifindex, zevpn->vni, |
096f7609 | 4683 | ifp->vrf->name); |
2232a77c | 4684 | |
b7cfce93 | 4685 | /* update the vrf information for l2-vni and inform bgp */ |
9daa5d47 | 4686 | zevpn->svi_if = ifp; |
096f7609 | 4687 | zevpn->vrf_id = ifp->vrf->vrf_id; |
196d7a86 | 4688 | |
b0b77855 QY |
4689 | zl3vni = zl3vni_from_vrf(zevpn->vrf_id); |
4690 | if (zl3vni) | |
4691 | listnode_add_sort_nodup(zl3vni->l2vnis, zevpn); | |
b13f35ec | 4692 | |
196d7a86 CS |
4693 | if (if_is_operative(zevpn->vxlan_if)) |
4694 | zebra_evpn_send_add_to_client(zevpn); | |
b7cfce93 MK |
4695 | |
4696 | /* Install any remote neighbors for this VNI. */ | |
6006b807 | 4697 | memset(&n_wctx, 0, sizeof(n_wctx)); |
87d76d54 | 4698 | n_wctx.zevpn = zevpn; |
7cbae20a | 4699 | hash_iterate(zevpn->neigh_table, zebra_evpn_install_neigh_hash, |
b7cfce93 | 4700 | &n_wctx); |
243b74ed AK |
4701 | |
4702 | /* Link the SVI from the access VLAN */ | |
4703 | zebra_evpn_acc_bd_svi_set(ifp->info, link_if->info, true); | |
56599dd9 TA |
4704 | |
4705 | /* Update MACIP routes created by advertise-svi-ip */ | |
4706 | if (advertise_svi_macip_enabled(zevpn)) { | |
4707 | zebra_evpn_del_macip_for_intf(ifp, zevpn); | |
4708 | zebra_evpn_add_macip_for_intf(ifp, zevpn); | |
4709 | } | |
b7cfce93 | 4710 | } |
2232a77c | 4711 | |
d62a17ae | 4712 | return 0; |
2232a77c | 4713 | } |
4714 | ||
0056f687 CS |
4715 | /* |
4716 | * Handle MAC-VLAN interface going down. | |
4717 | * L3VNI: When MAC-VLAN interface goes down, | |
4718 | * find its associated SVI and update type2/type-5 routes | |
4719 | * with SVI as RMAC | |
4720 | */ | |
4721 | void zebra_vxlan_macvlan_down(struct interface *ifp) | |
4722 | { | |
05843a27 | 4723 | struct zebra_l3vni *zl3vni = NULL; |
0056f687 CS |
4724 | struct zebra_if *zif, *link_zif; |
4725 | struct interface *link_ifp, *link_if; | |
4726 | ||
4727 | zif = ifp->info; | |
4728 | assert(zif); | |
4729 | link_ifp = zif->link; | |
59260d4a | 4730 | if (!link_ifp) { |
a2df495f IR |
4731 | if (IS_ZEBRA_DEBUG_VXLAN) |
4732 | zlog_debug( | |
4733 | "macvlan parent link is not found. Parent index %d ifp %s", | |
4734 | zif->link_ifindex, | |
096f7609 IR |
4735 | ifindex2ifname(zif->link_ifindex, |
4736 | ifp->vrf->vrf_id)); | |
59260d4a CS |
4737 | return; |
4738 | } | |
0056f687 CS |
4739 | link_zif = link_ifp->info; |
4740 | assert(link_zif); | |
4741 | ||
4742 | link_if = if_lookup_by_index_per_ns(zebra_ns_lookup(NS_DEFAULT), | |
4743 | link_zif->link_ifindex); | |
4744 | ||
4745 | zl3vni = zl3vni_from_svi(link_ifp, link_if); | |
4746 | if (zl3vni) { | |
4747 | zl3vni->mac_vlan_if = NULL; | |
4748 | if (is_l3vni_oper_up(zl3vni)) | |
4749 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
4750 | } | |
4751 | } | |
4752 | ||
4753 | /* | |
4754 | * Handle MAC-VLAN interface going up. | |
4755 | * L3VNI: When MAC-VLAN interface comes up, | |
4756 | * find its associated SVI and update type-2 routes | |
4757 | * with MAC-VLAN's MAC as RMAC and for type-5 routes | |
4758 | * use SVI's MAC as RMAC. | |
4759 | */ | |
4760 | void zebra_vxlan_macvlan_up(struct interface *ifp) | |
4761 | { | |
05843a27 | 4762 | struct zebra_l3vni *zl3vni = NULL; |
0056f687 CS |
4763 | struct zebra_if *zif, *link_zif; |
4764 | struct interface *link_ifp, *link_if; | |
4765 | ||
4766 | zif = ifp->info; | |
4767 | assert(zif); | |
4768 | link_ifp = zif->link; | |
4769 | link_zif = link_ifp->info; | |
4770 | assert(link_zif); | |
4771 | ||
4772 | link_if = if_lookup_by_index_per_ns(zebra_ns_lookup(NS_DEFAULT), | |
4773 | link_zif->link_ifindex); | |
4774 | zl3vni = zl3vni_from_svi(link_ifp, link_if); | |
4775 | if (zl3vni) { | |
4776 | /* associate with macvlan (VRR) interface */ | |
4777 | zl3vni->mac_vlan_if = ifp; | |
4778 | ||
4779 | /* process oper-up */ | |
4780 | if (is_l3vni_oper_up(zl3vni)) | |
4781 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
4782 | } | |
4783 | } | |
4784 | ||
13d60d35 | 4785 | /* |
b7cfce93 | 4786 | * Handle VxLAN interface down |
13d60d35 | 4787 | */ |
d62a17ae | 4788 | int zebra_vxlan_if_down(struct interface *ifp) |
13d60d35 | 4789 | { |
d62a17ae | 4790 | vni_t vni; |
b7cfce93 MK |
4791 | struct zebra_if *zif = NULL; |
4792 | struct zebra_l2info_vxlan *vxl = NULL; | |
05843a27 | 4793 | struct zebra_l3vni *zl3vni = NULL; |
f6371c34 | 4794 | struct zebra_evpn *zevpn; |
13d60d35 | 4795 | |
2853fed6 | 4796 | /* Check if EVPN is enabled. */ |
4797 | if (!is_evpn_enabled()) | |
d62a17ae | 4798 | return 0; |
13d60d35 | 4799 | |
d62a17ae | 4800 | zif = ifp->info; |
4801 | assert(zif); | |
4802 | vxl = &zif->l2info.vxl; | |
4803 | vni = vxl->vni; | |
13d60d35 | 4804 | |
643215ce | 4805 | zl3vni = zl3vni_lookup(vni); |
4806 | if (zl3vni) { | |
b7cfce93 | 4807 | /* process-if-down for l3-vni */ |
b7cfce93 | 4808 | if (IS_ZEBRA_DEBUG_VXLAN) |
996c9314 LB |
4809 | zlog_debug("Intf %s(%u) L3-VNI %u is DOWN", ifp->name, |
4810 | ifp->ifindex, vni); | |
b7cfce93 | 4811 | |
b7cfce93 | 4812 | zebra_vxlan_process_l3vni_oper_down(zl3vni); |
b7cfce93 MK |
4813 | } else { |
4814 | /* process if-down for l2-vni */ | |
b7cfce93 | 4815 | if (IS_ZEBRA_DEBUG_VXLAN) |
996c9314 LB |
4816 | zlog_debug("Intf %s(%u) L2-VNI %u is DOWN", ifp->name, |
4817 | ifp->ifindex, vni); | |
13d60d35 | 4818 | |
b7cfce93 | 4819 | /* Locate hash entry; it is expected to exist. */ |
8b5fdf2e | 4820 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 4821 | if (!zevpn) { |
9df414fe | 4822 | zlog_debug( |
b7cfce93 MK |
4823 | "Failed to locate VNI hash at DOWN, IF %s(%u) VNI %u", |
4824 | ifp->name, ifp->ifindex, vni); | |
4825 | return -1; | |
4826 | } | |
13d60d35 | 4827 | |
87d76d54 | 4828 | assert(zevpn->vxlan_if == ifp); |
13d60d35 | 4829 | |
c7e83a4e CS |
4830 | /* remove from l3-vni list */ |
4831 | zl3vni = zl3vni_from_vrf(zevpn->vrf_id); | |
4832 | if (zl3vni) | |
4833 | listnode_delete(zl3vni->l2vnis, zevpn); | |
4834 | ||
b7cfce93 | 4835 | /* Delete this VNI from BGP. */ |
8b5fdf2e | 4836 | zebra_evpn_send_del_to_client(zevpn); |
2232a77c | 4837 | |
b7cfce93 | 4838 | /* Free up all neighbors and MACs, if any. */ |
7cbae20a | 4839 | zebra_evpn_neigh_del_all(zevpn, 1, 0, DEL_ALL_NEIGH); |
b2998086 | 4840 | zebra_evpn_mac_del_all(zevpn, 1, 0, DEL_ALL_MAC); |
13d60d35 | 4841 | |
b7cfce93 | 4842 | /* Free up all remote VTEPs, if any. */ |
8b5fdf2e | 4843 | zebra_evpn_vtep_del_all(zevpn, 1); |
b7cfce93 | 4844 | } |
d62a17ae | 4845 | return 0; |
13d60d35 | 4846 | } |
4847 | ||
4848 | /* | |
4849 | * Handle VxLAN interface up - update BGP if required. | |
4850 | */ | |
d62a17ae | 4851 | int zebra_vxlan_if_up(struct interface *ifp) |
13d60d35 | 4852 | { |
d62a17ae | 4853 | vni_t vni; |
b7cfce93 MK |
4854 | struct zebra_if *zif = NULL; |
4855 | struct zebra_l2info_vxlan *vxl = NULL; | |
f6371c34 | 4856 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 4857 | struct zebra_l3vni *zl3vni = NULL; |
13d60d35 | 4858 | |
2853fed6 | 4859 | /* Check if EVPN is enabled. */ |
4860 | if (!is_evpn_enabled()) | |
d62a17ae | 4861 | return 0; |
13d60d35 | 4862 | |
d62a17ae | 4863 | zif = ifp->info; |
4864 | assert(zif); | |
4865 | vxl = &zif->l2info.vxl; | |
4866 | vni = vxl->vni; | |
13d60d35 | 4867 | |
643215ce | 4868 | zl3vni = zl3vni_lookup(vni); |
4869 | if (zl3vni) { | |
b7cfce93 | 4870 | /* we need to associate with SVI, if any, we can associate with |
523cafc4 | 4871 | * svi-if only after association with vxlan-intf is complete |
4872 | */ | |
b7cfce93 | 4873 | zl3vni->svi_if = zl3vni_map_to_svi_if(zl3vni); |
06d9cde5 CS |
4874 | zl3vni->mac_vlan_if = zl3vni_map_to_mac_vlan_if(zl3vni); |
4875 | ||
4876 | if (IS_ZEBRA_DEBUG_VXLAN) | |
4877 | zlog_debug("Intf %s(%u) L3-VNI %u is UP svi_if %s mac_vlan_if %s" | |
4878 | , ifp->name, ifp->ifindex, vni, | |
4879 | zl3vni->svi_if ? zl3vni->svi_if->name : "NIL", | |
4880 | zl3vni->mac_vlan_if ? | |
4881 | zl3vni->mac_vlan_if->name : "NIL"); | |
b7cfce93 MK |
4882 | |
4883 | if (is_l3vni_oper_up(zl3vni)) | |
4884 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
4885 | } else { | |
4886 | /* Handle L2-VNI add */ | |
b7cfce93 MK |
4887 | struct interface *vlan_if = NULL; |
4888 | ||
4889 | if (IS_ZEBRA_DEBUG_VXLAN) | |
996c9314 LB |
4890 | zlog_debug("Intf %s(%u) L2-VNI %u is UP", ifp->name, |
4891 | ifp->ifindex, vni); | |
b7cfce93 MK |
4892 | |
4893 | /* Locate hash entry; it is expected to exist. */ | |
8b5fdf2e | 4894 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 4895 | if (!zevpn) { |
9df414fe | 4896 | zlog_debug( |
87d76d54 | 4897 | "Failed to locate EVPN hash at UP, IF %s(%u) VNI %u", |
b7cfce93 MK |
4898 | ifp->name, ifp->ifindex, vni); |
4899 | return -1; | |
4900 | } | |
4901 | ||
87d76d54 | 4902 | assert(zevpn->vxlan_if == ifp); |
7cbae20a | 4903 | vlan_if = zvni_map_to_svi(vxl->access_vlan, |
b7cfce93 MK |
4904 | zif->brslave_info.br_if); |
4905 | if (vlan_if) { | |
9daa5d47 | 4906 | zevpn->svi_if = vlan_if; |
096f7609 IR |
4907 | zevpn->vrf_id = vlan_if->vrf->vrf_id; |
4908 | zl3vni = zl3vni_from_vrf(vlan_if->vrf->vrf_id); | |
b7cfce93 | 4909 | if (zl3vni) |
c7e83a4e | 4910 | listnode_add_sort_nodup(zl3vni->l2vnis, zevpn); |
b7cfce93 MK |
4911 | } |
4912 | ||
4913 | /* If part of a bridge, inform BGP about this VNI. */ | |
4914 | /* Also, read and populate local MACs and neighbors. */ | |
4915 | if (zif->brslave_info.br_if) { | |
8b5fdf2e PR |
4916 | zebra_evpn_send_add_to_client(zevpn); |
4917 | zebra_evpn_read_mac_neigh(zevpn, ifp); | |
b7cfce93 | 4918 | } |
d62a17ae | 4919 | } |
13d60d35 | 4920 | |
d62a17ae | 4921 | return 0; |
13d60d35 | 4922 | } |
4923 | ||
4924 | /* | |
4925 | * Handle VxLAN interface delete. Locate and remove entry in hash table | |
4926 | * and update BGP, if required. | |
4927 | */ | |
d62a17ae | 4928 | int zebra_vxlan_if_del(struct interface *ifp) |
13d60d35 | 4929 | { |
d62a17ae | 4930 | vni_t vni; |
b7cfce93 MK |
4931 | struct zebra_if *zif = NULL; |
4932 | struct zebra_l2info_vxlan *vxl = NULL; | |
f6371c34 | 4933 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 4934 | struct zebra_l3vni *zl3vni = NULL; |
13d60d35 | 4935 | |
2853fed6 | 4936 | /* Check if EVPN is enabled. */ |
4937 | if (!is_evpn_enabled()) | |
d62a17ae | 4938 | return 0; |
13d60d35 | 4939 | |
d62a17ae | 4940 | zif = ifp->info; |
4941 | assert(zif); | |
4942 | vxl = &zif->l2info.vxl; | |
4943 | vni = vxl->vni; | |
13d60d35 | 4944 | |
643215ce | 4945 | zl3vni = zl3vni_lookup(vni); |
4946 | if (zl3vni) { | |
b7cfce93 MK |
4947 | |
4948 | if (IS_ZEBRA_DEBUG_VXLAN) | |
996c9314 LB |
4949 | zlog_debug("Del L3-VNI %u intf %s(%u)", vni, ifp->name, |
4950 | ifp->ifindex); | |
13d60d35 | 4951 | |
b7cfce93 MK |
4952 | /* process oper-down for l3-vni */ |
4953 | zebra_vxlan_process_l3vni_oper_down(zl3vni); | |
2232a77c | 4954 | |
b7cfce93 | 4955 | /* remove the association with vxlan_if */ |
b67a60d2 | 4956 | memset(&zl3vni->local_vtep_ip, 0, sizeof(struct in_addr)); |
b7cfce93 MK |
4957 | zl3vni->vxlan_if = NULL; |
4958 | } else { | |
13d60d35 | 4959 | |
b7cfce93 | 4960 | /* process if-del for l2-vni*/ |
b7cfce93 | 4961 | if (IS_ZEBRA_DEBUG_VXLAN) |
996c9314 LB |
4962 | zlog_debug("Del L2-VNI %u intf %s(%u)", vni, ifp->name, |
4963 | ifp->ifindex); | |
b7cfce93 MK |
4964 | |
4965 | /* Locate hash entry; it is expected to exist. */ | |
8b5fdf2e | 4966 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 4967 | if (!zevpn) { |
9df414fe | 4968 | zlog_debug( |
b7cfce93 MK |
4969 | "Failed to locate VNI hash at del, IF %s(%u) VNI %u", |
4970 | ifp->name, ifp->ifindex, vni); | |
4971 | return 0; | |
4972 | } | |
4973 | ||
4974 | /* remove from l3-vni list */ | |
87d76d54 | 4975 | zl3vni = zl3vni_from_vrf(zevpn->vrf_id); |
b7cfce93 | 4976 | if (zl3vni) |
87d76d54 | 4977 | listnode_delete(zl3vni->l2vnis, zevpn); |
b7cfce93 | 4978 | /* Delete VNI from BGP. */ |
8b5fdf2e | 4979 | zebra_evpn_send_del_to_client(zevpn); |
b7cfce93 MK |
4980 | |
4981 | /* Free up all neighbors and MAC, if any. */ | |
7cbae20a | 4982 | zebra_evpn_neigh_del_all(zevpn, 0, 0, DEL_ALL_NEIGH); |
b2998086 | 4983 | zebra_evpn_mac_del_all(zevpn, 0, 0, DEL_ALL_MAC); |
b7cfce93 MK |
4984 | |
4985 | /* Free up all remote VTEPs, if any. */ | |
8b5fdf2e | 4986 | zebra_evpn_vtep_del_all(zevpn, 0); |
b7cfce93 MK |
4987 | |
4988 | /* Delete the hash entry. */ | |
8b5fdf2e | 4989 | if (zebra_evpn_vxlan_del(zevpn)) { |
e914ccbe | 4990 | flog_err(EC_ZEBRA_VNI_DEL_FAILED, |
87d76d54 PR |
4991 | "Failed to del EVPN hash %p, IF %s(%u) VNI %u", |
4992 | zevpn, ifp->name, ifp->ifindex, zevpn->vni); | |
b7cfce93 MK |
4993 | return -1; |
4994 | } | |
d62a17ae | 4995 | } |
d62a17ae | 4996 | return 0; |
13d60d35 | 4997 | } |
4998 | ||
4999 | /* | |
5000 | * Handle VxLAN interface update - change to tunnel IP, master or VLAN. | |
5001 | */ | |
d7c0a89a | 5002 | int zebra_vxlan_if_update(struct interface *ifp, uint16_t chgflags) |
d62a17ae | 5003 | { |
d62a17ae | 5004 | vni_t vni; |
b7cfce93 MK |
5005 | struct zebra_if *zif = NULL; |
5006 | struct zebra_l2info_vxlan *vxl = NULL; | |
f6371c34 | 5007 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 5008 | struct zebra_l3vni *zl3vni = NULL; |
9daa5d47 | 5009 | struct interface *vlan_if = NULL; |
d62a17ae | 5010 | |
2853fed6 | 5011 | /* Check if EVPN is enabled. */ |
5012 | if (!is_evpn_enabled()) | |
d62a17ae | 5013 | return 0; |
5014 | ||
5015 | zif = ifp->info; | |
5016 | assert(zif); | |
5017 | vxl = &zif->l2info.vxl; | |
5018 | vni = vxl->vni; | |
5019 | ||
643215ce | 5020 | zl3vni = zl3vni_lookup(vni); |
5021 | if (zl3vni) { | |
af026ae4 | 5022 | |
b7cfce93 MK |
5023 | if (IS_ZEBRA_DEBUG_VXLAN) |
5024 | zlog_debug( | |
9bcef951 | 5025 | "Update L3-VNI %u intf %s(%u) VLAN %u local IP %pI4 master %u chg 0x%x", |
996c9314 | 5026 | vni, ifp->name, ifp->ifindex, vxl->access_vlan, |
9bcef951 | 5027 | &vxl->vtep_ip, |
b7cfce93 MK |
5028 | zif->brslave_info.bridge_ifindex, chgflags); |
5029 | ||
5030 | /* Removed from bridge? Cleanup and return */ | |
5031 | if ((chgflags & ZEBRA_VXLIF_MASTER_CHANGE) | |
5032 | && (zif->brslave_info.bridge_ifindex == IFINDEX_INTERNAL)) { | |
5033 | zebra_vxlan_process_l3vni_oper_down(zl3vni); | |
5034 | return 0; | |
5035 | } | |
5036 | ||
c7620108 PG |
5037 | if ((chgflags & ZEBRA_VXLIF_MASTER_MAC_CHANGE) |
5038 | && if_is_operative(ifp) && is_l3vni_oper_up(zl3vni)) { | |
5039 | zebra_vxlan_process_l3vni_oper_down(zl3vni); | |
5040 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
5041 | return 0; | |
5042 | } | |
5043 | ||
b7cfce93 | 5044 | /* access-vlan change - process oper down, associate with new |
523cafc4 | 5045 | * svi_if and then process oper up again |
5046 | */ | |
b7cfce93 MK |
5047 | if (chgflags & ZEBRA_VXLIF_VLAN_CHANGE) { |
5048 | if (if_is_operative(ifp)) { | |
5049 | zebra_vxlan_process_l3vni_oper_down(zl3vni); | |
5050 | zl3vni->svi_if = NULL; | |
5051 | zl3vni->svi_if = zl3vni_map_to_svi_if(zl3vni); | |
06d9cde5 CS |
5052 | zl3vni->mac_vlan_if = |
5053 | zl3vni_map_to_mac_vlan_if(zl3vni); | |
bca63dc8 | 5054 | zl3vni->local_vtep_ip = vxl->vtep_ip; |
b7cfce93 MK |
5055 | if (is_l3vni_oper_up(zl3vni)) |
5056 | zebra_vxlan_process_l3vni_oper_up( | |
996c9314 | 5057 | zl3vni); |
b7cfce93 MK |
5058 | } |
5059 | } | |
d62a17ae | 5060 | |
12eeac84 MK |
5061 | /* |
5062 | * local-ip change - process oper down, associate with new | |
5063 | * local-ip and then process oper up again | |
5064 | */ | |
5065 | if (chgflags & ZEBRA_VXLIF_LOCAL_IP_CHANGE) { | |
5066 | if (if_is_operative(ifp)) { | |
5067 | zebra_vxlan_process_l3vni_oper_down(zl3vni); | |
5068 | zl3vni->local_vtep_ip = vxl->vtep_ip; | |
5069 | if (is_l3vni_oper_up(zl3vni)) | |
5070 | zebra_vxlan_process_l3vni_oper_up( | |
996c9314 | 5071 | zl3vni); |
12eeac84 MK |
5072 | } |
5073 | } | |
5074 | ||
bca63dc8 MK |
5075 | /* Update local tunnel IP. */ |
5076 | zl3vni->local_vtep_ip = vxl->vtep_ip; | |
5077 | ||
12eeac84 MK |
5078 | /* if we have a valid new master, process l3-vni oper up */ |
5079 | if (chgflags & ZEBRA_VXLIF_MASTER_CHANGE) { | |
5080 | if (if_is_operative(ifp) && is_l3vni_oper_up(zl3vni)) | |
b7cfce93 MK |
5081 | zebra_vxlan_process_l3vni_oper_up(zl3vni); |
5082 | } | |
5083 | } else { | |
d62a17ae | 5084 | |
b7cfce93 | 5085 | /* Update VNI hash. */ |
8b5fdf2e | 5086 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 5087 | if (!zevpn) { |
9df414fe | 5088 | zlog_debug( |
87d76d54 | 5089 | "Failed to find EVPN hash on update, IF %s(%u) VNI %u", |
b7cfce93 MK |
5090 | ifp->name, ifp->ifindex, vni); |
5091 | return -1; | |
5092 | } | |
d62a17ae | 5093 | |
b7cfce93 MK |
5094 | if (IS_ZEBRA_DEBUG_VXLAN) |
5095 | zlog_debug( | |
9bcef951 | 5096 | "Update L2-VNI %u intf %s(%u) VLAN %u local IP %pI4 master %u chg 0x%x", |
996c9314 | 5097 | vni, ifp->name, ifp->ifindex, vxl->access_vlan, |
9bcef951 | 5098 | &vxl->vtep_ip, |
b7cfce93 MK |
5099 | zif->brslave_info.bridge_ifindex, chgflags); |
5100 | ||
5101 | /* Removed from bridge? Cleanup and return */ | |
5102 | if ((chgflags & ZEBRA_VXLIF_MASTER_CHANGE) | |
5103 | && (zif->brslave_info.bridge_ifindex == IFINDEX_INTERNAL)) { | |
5104 | /* Delete from client, remove all remote VTEPs */ | |
5105 | /* Also, free up all MACs and neighbors. */ | |
9daa5d47 | 5106 | zevpn->svi_if = NULL; |
8b5fdf2e | 5107 | zebra_evpn_send_del_to_client(zevpn); |
7cbae20a | 5108 | zebra_evpn_neigh_del_all(zevpn, 1, 0, DEL_ALL_NEIGH); |
b2998086 | 5109 | zebra_evpn_mac_del_all(zevpn, 1, 0, DEL_ALL_MAC); |
8b5fdf2e | 5110 | zebra_evpn_vtep_del_all(zevpn, 1); |
b7cfce93 MK |
5111 | return 0; |
5112 | } | |
d62a17ae | 5113 | |
b7cfce93 MK |
5114 | /* Handle other changes. */ |
5115 | if (chgflags & ZEBRA_VXLIF_VLAN_CHANGE) { | |
5116 | /* Remove all existing local neigh and MACs for this VNI | |
5117 | * (including from BGP) | |
5118 | */ | |
7cbae20a | 5119 | zebra_evpn_neigh_del_all(zevpn, 0, 1, DEL_LOCAL_MAC); |
b2998086 | 5120 | zebra_evpn_mac_del_all(zevpn, 0, 1, DEL_LOCAL_MAC); |
b7cfce93 | 5121 | } |
d62a17ae | 5122 | |
87d76d54 PR |
5123 | if (zevpn->local_vtep_ip.s_addr != vxl->vtep_ip.s_addr || |
5124 | zevpn->mcast_grp.s_addr != vxl->mcast_grp.s_addr) { | |
5125 | zebra_vxlan_sg_deref(zevpn->local_vtep_ip, | |
5126 | zevpn->mcast_grp); | |
abfa0a96 | 5127 | zebra_vxlan_sg_ref(vxl->vtep_ip, vxl->mcast_grp); |
87d76d54 PR |
5128 | zevpn->local_vtep_ip = vxl->vtep_ip; |
5129 | zevpn->mcast_grp = vxl->mcast_grp; | |
ce5160c0 AK |
5130 | /* on local vtep-ip check if ES orig-ip |
5131 | * needs to be updated | |
5132 | */ | |
87d76d54 | 5133 | zebra_evpn_es_set_base_evpn(zevpn); |
abfa0a96 | 5134 | } |
87d76d54 | 5135 | zevpn_vxlan_if_set(zevpn, ifp, true /* set */); |
9daa5d47 AD |
5136 | vlan_if = zvni_map_to_svi(vxl->access_vlan, |
5137 | zif->brslave_info.br_if); | |
c4992a2f | 5138 | if (vlan_if) { |
9daa5d47 | 5139 | zevpn->svi_if = vlan_if; |
c4992a2f | 5140 | zevpn->vrf_id = vlan_if->vrf->vrf_id; |
5141 | zl3vni = zl3vni_from_vrf(vlan_if->vrf->vrf_id); | |
5142 | if (zl3vni) | |
5143 | listnode_add_sort_nodup(zl3vni->l2vnis, zevpn); | |
5144 | } | |
9daa5d47 | 5145 | |
b7cfce93 MK |
5146 | /* Take further actions needed. |
5147 | * Note that if we are here, there is a change of interest. | |
5148 | */ | |
5149 | /* If down or not mapped to a bridge, we're done. */ | |
5150 | if (!if_is_operative(ifp) || !zif->brslave_info.br_if) | |
5151 | return 0; | |
d62a17ae | 5152 | |
b7cfce93 | 5153 | /* Inform BGP, if there is a change of interest. */ |
a606d915 | 5154 | if (chgflags & |
5155 | (ZEBRA_VXLIF_MASTER_CHANGE | ZEBRA_VXLIF_LOCAL_IP_CHANGE | | |
5156 | ZEBRA_VXLIF_MCAST_GRP_CHANGE | ZEBRA_VXLIF_VLAN_CHANGE)) | |
8b5fdf2e | 5157 | zebra_evpn_send_add_to_client(zevpn); |
b7cfce93 MK |
5158 | |
5159 | /* If there is a valid new master or a VLAN mapping change, | |
5160 | * read and populate local MACs and neighbors. | |
5161 | * Also, reinstall any remote MACs and neighbors | |
5162 | * for this VNI (based on new VLAN). | |
5163 | */ | |
5164 | if (chgflags & ZEBRA_VXLIF_MASTER_CHANGE) | |
8b5fdf2e | 5165 | zebra_evpn_read_mac_neigh(zevpn, ifp); |
b7cfce93 MK |
5166 | else if (chgflags & ZEBRA_VXLIF_VLAN_CHANGE) { |
5167 | struct mac_walk_ctx m_wctx; | |
5168 | struct neigh_walk_ctx n_wctx; | |
5169 | ||
8b5fdf2e | 5170 | zebra_evpn_read_mac_neigh(zevpn, ifp); |
b7cfce93 | 5171 | |
6006b807 | 5172 | memset(&m_wctx, 0, sizeof(m_wctx)); |
87d76d54 | 5173 | m_wctx.zevpn = zevpn; |
8b5fdf2e PR |
5174 | hash_iterate(zevpn->mac_table, |
5175 | zebra_evpn_install_mac_hash, &m_wctx); | |
b7cfce93 | 5176 | |
6006b807 | 5177 | memset(&n_wctx, 0, sizeof(n_wctx)); |
87d76d54 | 5178 | n_wctx.zevpn = zevpn; |
7cbae20a PR |
5179 | hash_iterate(zevpn->neigh_table, |
5180 | zebra_evpn_install_neigh_hash, &n_wctx); | |
b7cfce93 | 5181 | } |
d62a17ae | 5182 | } |
5183 | ||
5184 | return 0; | |
13d60d35 | 5185 | } |
5186 | ||
5187 | /* | |
5188 | * Handle VxLAN interface add. | |
5189 | */ | |
d62a17ae | 5190 | int zebra_vxlan_if_add(struct interface *ifp) |
13d60d35 | 5191 | { |
d62a17ae | 5192 | vni_t vni; |
b7cfce93 MK |
5193 | struct zebra_if *zif = NULL; |
5194 | struct zebra_l2info_vxlan *vxl = NULL; | |
f6371c34 | 5195 | struct zebra_evpn *zevpn = NULL; |
05843a27 | 5196 | struct zebra_l3vni *zl3vni = NULL; |
13d60d35 | 5197 | |
2853fed6 | 5198 | /* Check if EVPN is enabled. */ |
5199 | if (!is_evpn_enabled()) | |
d62a17ae | 5200 | return 0; |
13d60d35 | 5201 | |
d62a17ae | 5202 | zif = ifp->info; |
5203 | assert(zif); | |
5204 | vxl = &zif->l2info.vxl; | |
5205 | vni = vxl->vni; | |
13d60d35 | 5206 | |
643215ce | 5207 | zl3vni = zl3vni_lookup(vni); |
5208 | if (zl3vni) { | |
13d60d35 | 5209 | |
b7cfce93 | 5210 | /* process if-add for l3-vni*/ |
b7cfce93 MK |
5211 | if (IS_ZEBRA_DEBUG_VXLAN) |
5212 | zlog_debug( | |
9bcef951 | 5213 | "Add L3-VNI %u intf %s(%u) VLAN %u local IP %pI4 master %u", |
996c9314 | 5214 | vni, ifp->name, ifp->ifindex, vxl->access_vlan, |
9bcef951 | 5215 | &vxl->vtep_ip, |
b7cfce93 MK |
5216 | zif->brslave_info.bridge_ifindex); |
5217 | ||
b7cfce93 | 5218 | /* associate with vxlan_if */ |
b67a60d2 | 5219 | zl3vni->local_vtep_ip = vxl->vtep_ip; |
b7cfce93 MK |
5220 | zl3vni->vxlan_if = ifp; |
5221 | ||
5222 | /* Associate with SVI, if any. We can associate with svi-if only | |
5223 | * after association with vxlan_if is complete */ | |
5224 | zl3vni->svi_if = zl3vni_map_to_svi_if(zl3vni); | |
5225 | ||
06d9cde5 CS |
5226 | zl3vni->mac_vlan_if = zl3vni_map_to_mac_vlan_if(zl3vni); |
5227 | ||
b7cfce93 MK |
5228 | if (is_l3vni_oper_up(zl3vni)) |
5229 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
5230 | } else { | |
5231 | ||
5232 | /* process if-add for l2-vni */ | |
b7cfce93 MK |
5233 | struct interface *vlan_if = NULL; |
5234 | ||
87d76d54 | 5235 | /* Create or update EVPN hash. */ |
8b5fdf2e | 5236 | zevpn = zebra_evpn_lookup(vni); |
97511d01 | 5237 | if (!zevpn) |
8b5fdf2e | 5238 | zevpn = zebra_evpn_add(vni); |
b7cfce93 | 5239 | |
87d76d54 PR |
5240 | if (zevpn->local_vtep_ip.s_addr != vxl->vtep_ip.s_addr || |
5241 | zevpn->mcast_grp.s_addr != vxl->mcast_grp.s_addr) { | |
5242 | zebra_vxlan_sg_deref(zevpn->local_vtep_ip, | |
5243 | zevpn->mcast_grp); | |
abfa0a96 | 5244 | zebra_vxlan_sg_ref(vxl->vtep_ip, vxl->mcast_grp); |
87d76d54 PR |
5245 | zevpn->local_vtep_ip = vxl->vtep_ip; |
5246 | zevpn->mcast_grp = vxl->mcast_grp; | |
ce5160c0 AK |
5247 | /* on local vtep-ip check if ES orig-ip |
5248 | * needs to be updated | |
5249 | */ | |
87d76d54 | 5250 | zebra_evpn_es_set_base_evpn(zevpn); |
abfa0a96 | 5251 | } |
87d76d54 | 5252 | zevpn_vxlan_if_set(zevpn, ifp, true /* set */); |
7cbae20a | 5253 | vlan_if = zvni_map_to_svi(vxl->access_vlan, |
b7cfce93 MK |
5254 | zif->brslave_info.br_if); |
5255 | if (vlan_if) { | |
9daa5d47 | 5256 | zevpn->svi_if = vlan_if; |
096f7609 IR |
5257 | zevpn->vrf_id = vlan_if->vrf->vrf_id; |
5258 | zl3vni = zl3vni_from_vrf(vlan_if->vrf->vrf_id); | |
b7cfce93 | 5259 | if (zl3vni) |
c7e83a4e | 5260 | listnode_add_sort_nodup(zl3vni->l2vnis, zevpn); |
b7cfce93 MK |
5261 | } |
5262 | ||
f6371c34 | 5263 | if (IS_ZEBRA_DEBUG_VXLAN) |
b7cfce93 | 5264 | zlog_debug( |
f6371c34 | 5265 | "Add L2-VNI %u VRF %s intf %s(%u) VLAN %u local IP %pI4 mcast_grp %pI4 master %u", |
b7cfce93 | 5266 | vni, |
096f7609 | 5267 | vlan_if ? vlan_if->vrf->name : VRF_DEFAULT_NAME, |
996c9314 | 5268 | ifp->name, ifp->ifindex, vxl->access_vlan, |
f6371c34 | 5269 | &vxl->vtep_ip, &vxl->mcast_grp, |
b7cfce93 MK |
5270 | zif->brslave_info.bridge_ifindex); |
5271 | ||
5272 | /* If down or not mapped to a bridge, we're done. */ | |
5273 | if (!if_is_operative(ifp) || !zif->brslave_info.br_if) | |
5274 | return 0; | |
5275 | ||
5276 | /* Inform BGP */ | |
8b5fdf2e | 5277 | zebra_evpn_send_add_to_client(zevpn); |
b7cfce93 MK |
5278 | |
5279 | /* Read and populate local MACs and neighbors */ | |
8b5fdf2e | 5280 | zebra_evpn_read_mac_neigh(zevpn, ifp); |
b7cfce93 MK |
5281 | } |
5282 | ||
5283 | return 0; | |
5284 | } | |
5285 | ||
996c9314 LB |
5286 | int zebra_vxlan_process_vrf_vni_cmd(struct zebra_vrf *zvrf, vni_t vni, |
5287 | char *err, int err_str_sz, int filter, | |
5288 | int add) | |
b7cfce93 | 5289 | { |
05843a27 | 5290 | struct zebra_l3vni *zl3vni = NULL; |
5e53dce3 | 5291 | struct zebra_vrf *zvrf_evpn = NULL; |
b7cfce93 | 5292 | |
5e53dce3 | 5293 | zvrf_evpn = zebra_vrf_get_evpn(); |
b7cfce93 MK |
5294 | |
5295 | if (IS_ZEBRA_DEBUG_VXLAN) | |
996c9314 | 5296 | zlog_debug("vrf %s vni %u %s", zvrf_name(zvrf), vni, |
b7cfce93 MK |
5297 | add ? "ADD" : "DEL"); |
5298 | ||
5299 | if (add) { | |
b7cfce93 MK |
5300 | /* check if the vni is already present under zvrf */ |
5301 | if (zvrf->l3vni) { | |
3f02fbab | 5302 | snprintf(err, err_str_sz, |
b7cfce93 MK |
5303 | "VNI is already configured under the vrf"); |
5304 | return -1; | |
5305 | } | |
5306 | ||
5307 | /* check if this VNI is already present in the system */ | |
5308 | zl3vni = zl3vni_lookup(vni); | |
5309 | if (zl3vni) { | |
3f02fbab | 5310 | snprintf(err, err_str_sz, |
b7cfce93 MK |
5311 | "VNI is already configured as L3-VNI"); |
5312 | return -1; | |
5313 | } | |
5314 | ||
41a8b88c | 5315 | /* Remove L2VNI if present */ |
5316 | zebra_vxlan_handle_vni_transition(zvrf, vni, add); | |
5317 | ||
b7cfce93 MK |
5318 | /* add the L3-VNI to the global table */ |
5319 | zl3vni = zl3vni_add(vni, zvrf_id(zvrf)); | |
b7cfce93 MK |
5320 | |
5321 | /* associate the vrf with vni */ | |
5322 | zvrf->l3vni = vni; | |
5323 | ||
c48d9f5f MK |
5324 | /* set the filter in l3vni to denote if we are using l3vni only |
5325 | * for prefix routes | |
5326 | */ | |
5327 | if (filter) | |
5328 | SET_FLAG(zl3vni->filter, PREFIX_ROUTES_ONLY); | |
5329 | ||
b7cfce93 | 5330 | /* associate with vxlan-intf; |
523cafc4 | 5331 | * we need to associate with the vxlan-intf first |
5332 | */ | |
b7cfce93 MK |
5333 | zl3vni->vxlan_if = zl3vni_map_to_vxlan_if(zl3vni); |
5334 | ||
5335 | /* associate with corresponding SVI interface, we can associate | |
5336 | * with svi-if only after vxlan interface association is | |
523cafc4 | 5337 | * complete |
5338 | */ | |
b7cfce93 MK |
5339 | zl3vni->svi_if = zl3vni_map_to_svi_if(zl3vni); |
5340 | ||
06d9cde5 CS |
5341 | zl3vni->mac_vlan_if = zl3vni_map_to_mac_vlan_if(zl3vni); |
5342 | ||
5343 | if (IS_ZEBRA_DEBUG_VXLAN) | |
15569c58 DA |
5344 | zlog_debug( |
5345 | "%s: l3vni %u svi_if %s mac_vlan_if %s", | |
5346 | __func__, vni, | |
5347 | zl3vni->svi_if ? zl3vni->svi_if->name : "NIL", | |
5348 | zl3vni->mac_vlan_if ? zl3vni->mac_vlan_if->name | |
5349 | : "NIL"); | |
06d9cde5 | 5350 | |
b7cfce93 | 5351 | /* formulate l2vni list */ |
87d76d54 | 5352 | hash_iterate(zvrf_evpn->evpn_table, zevpn_add_to_l3vni_list, |
996c9314 | 5353 | zl3vni); |
b7cfce93 MK |
5354 | |
5355 | if (is_l3vni_oper_up(zl3vni)) | |
5356 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
5357 | ||
5358 | } else { | |
5359 | zl3vni = zl3vni_lookup(vni); | |
5360 | if (!zl3vni) { | |
3f02fbab | 5361 | snprintf(err, err_str_sz, "VNI doesn't exist"); |
d62a17ae | 5362 | return -1; |
5363 | } | |
b7cfce93 | 5364 | |
7a6ca8a6 KA |
5365 | if (zvrf->l3vni != vni) { |
5366 | snprintf(err, err_str_sz, | |
5367 | "VNI %d doesn't exist in VRF: %s", | |
5368 | vni, zvrf->vrf->name); | |
5369 | return -1; | |
5370 | } | |
5371 | ||
cf299714 MK |
5372 | if (filter && !CHECK_FLAG(zl3vni->filter, PREFIX_ROUTES_ONLY)) { |
5373 | snprintf(err, ERR_STR_SZ, | |
5374 | "prefix-routes-only is not set for the vni"); | |
5375 | return -1; | |
5376 | } | |
5377 | ||
b7cfce93 MK |
5378 | zebra_vxlan_process_l3vni_oper_down(zl3vni); |
5379 | ||
5e06422c | 5380 | /* delete and uninstall all rmacs */ |
996c9314 | 5381 | hash_iterate(zl3vni->rmac_table, zl3vni_del_rmac_hash_entry, |
5e06422c MK |
5382 | zl3vni); |
5383 | ||
5384 | /* delete and uninstall all next-hops */ | |
996c9314 | 5385 | hash_iterate(zl3vni->nh_table, zl3vni_del_nh_hash_entry, |
5e06422c MK |
5386 | zl3vni); |
5387 | ||
b7cfce93 MK |
5388 | zvrf->l3vni = 0; |
5389 | zl3vni_del(zl3vni); | |
5390 | ||
3b0a590b | 5391 | /* Add L2VNI for this VNI */ |
b7cfce93 | 5392 | zebra_vxlan_handle_vni_transition(zvrf, vni, add); |
d62a17ae | 5393 | } |
b7cfce93 MK |
5394 | return 0; |
5395 | } | |
13d60d35 | 5396 | |
84915b0a | 5397 | int zebra_vxlan_vrf_enable(struct zebra_vrf *zvrf) |
5398 | { | |
05843a27 | 5399 | struct zebra_l3vni *zl3vni = NULL; |
84915b0a | 5400 | |
5401 | if (zvrf->l3vni) | |
5402 | zl3vni = zl3vni_lookup(zvrf->l3vni); | |
5403 | if (!zl3vni) | |
5404 | return 0; | |
5405 | ||
5406 | zl3vni->vrf_id = zvrf_id(zvrf); | |
5407 | if (is_l3vni_oper_up(zl3vni)) | |
5408 | zebra_vxlan_process_l3vni_oper_up(zl3vni); | |
5409 | return 0; | |
5410 | } | |
5411 | ||
5412 | int zebra_vxlan_vrf_disable(struct zebra_vrf *zvrf) | |
b7cfce93 | 5413 | { |
05843a27 | 5414 | struct zebra_l3vni *zl3vni = NULL; |
13d60d35 | 5415 | |
84915b0a | 5416 | if (zvrf->l3vni) |
5417 | zl3vni = zl3vni_lookup(zvrf->l3vni); | |
b7cfce93 | 5418 | if (!zl3vni) |
d62a17ae | 5419 | return 0; |
13d60d35 | 5420 | |
b7cfce93 | 5421 | zebra_vxlan_process_l3vni_oper_down(zl3vni); |
92475ca4 CS |
5422 | |
5423 | /* delete and uninstall all rmacs */ | |
5424 | hash_iterate(zl3vni->rmac_table, zl3vni_del_rmac_hash_entry, zl3vni); | |
5425 | /* delete and uninstall all next-hops */ | |
5426 | hash_iterate(zl3vni->nh_table, zl3vni_del_nh_hash_entry, zl3vni); | |
5427 | ||
5428 | zl3vni->vrf_id = VRF_UNKNOWN; | |
5429 | ||
84915b0a | 5430 | return 0; |
5431 | } | |
5432 | ||
5433 | int zebra_vxlan_vrf_delete(struct zebra_vrf *zvrf) | |
5434 | { | |
05843a27 | 5435 | struct zebra_l3vni *zl3vni = NULL; |
84915b0a | 5436 | vni_t vni; |
5437 | ||
5438 | if (zvrf->l3vni) | |
5439 | zl3vni = zl3vni_lookup(zvrf->l3vni); | |
5440 | if (!zl3vni) | |
5441 | return 0; | |
5442 | ||
5443 | vni = zl3vni->vni; | |
b7cfce93 | 5444 | zl3vni_del(zl3vni); |
84915b0a | 5445 | zebra_vxlan_handle_vni_transition(zvrf, vni, 0); |
2232a77c | 5446 | |
d62a17ae | 5447 | return 0; |
13d60d35 | 5448 | } |
5449 | ||
fbac9605 DS |
5450 | /* |
5451 | * Handle message from client to specify the flooding mechanism for | |
5452 | * BUM packets. The default is to do head-end (ingress) replication | |
5453 | * and the other supported option is to disable it. This applies to | |
5454 | * all BUM traffic and disabling it applies to both the transmit and | |
5455 | * receive direction. | |
5456 | */ | |
5457 | void zebra_vxlan_flood_control(ZAPI_HANDLER_ARGS) | |
5458 | { | |
5459 | struct stream *s; | |
5460 | enum vxlan_flood_control flood_ctrl; | |
5461 | ||
986512a3 | 5462 | if (!EVPN_ENABLED(zvrf)) { |
a0b0b5c8 | 5463 | zlog_err("EVPN flood control for non-EVPN VRF %u", |
fbac9605 DS |
5464 | zvrf_id(zvrf)); |
5465 | return; | |
5466 | } | |
5467 | ||
5468 | s = msg; | |
5469 | STREAM_GETC(s, flood_ctrl); | |
5470 | ||
5471 | if (IS_ZEBRA_DEBUG_VXLAN) | |
5472 | zlog_debug("EVPN flood control %u, currently %u", | |
5473 | flood_ctrl, zvrf->vxlan_flood_ctrl); | |
5474 | ||
5475 | if (zvrf->vxlan_flood_ctrl == flood_ctrl) | |
5476 | return; | |
5477 | ||
5478 | zvrf->vxlan_flood_ctrl = flood_ctrl; | |
5479 | ||
5480 | /* Install or uninstall flood entries corresponding to | |
5481 | * remote VTEPs. | |
5482 | */ | |
8b5fdf2e | 5483 | hash_iterate(zvrf->evpn_table, zebra_evpn_handle_flooding_remote_vteps, |
fbac9605 DS |
5484 | zvrf); |
5485 | ||
5486 | stream_failure: | |
5487 | return; | |
5488 | } | |
5489 | ||
278e26de CS |
5490 | /* |
5491 | * Handle message from client to enable/disable advertisement of svi macip | |
5492 | * routes | |
5493 | */ | |
5494 | void zebra_vxlan_advertise_svi_macip(ZAPI_HANDLER_ARGS) | |
5495 | { | |
5496 | struct stream *s; | |
5497 | int advertise; | |
5498 | vni_t vni = 0; | |
f6371c34 | 5499 | struct zebra_evpn *zevpn = NULL; |
278e26de CS |
5500 | struct interface *ifp = NULL; |
5501 | ||
986512a3 | 5502 | if (!EVPN_ENABLED(zvrf)) { |
27627f9a | 5503 | zlog_debug("EVPN SVI-MACIP Adv for non-EVPN VRF %u", |
a0b0b5c8 | 5504 | zvrf_id(zvrf)); |
278e26de CS |
5505 | return; |
5506 | } | |
5507 | ||
5508 | s = msg; | |
5509 | STREAM_GETC(s, advertise); | |
5510 | STREAM_GETL(s, vni); | |
5511 | ||
5512 | if (!vni) { | |
5513 | if (IS_ZEBRA_DEBUG_VXLAN) | |
27627f9a | 5514 | zlog_debug("EVPN SVI-MACIP Adv %s, currently %s", |
278e26de | 5515 | advertise ? "enabled" : "disabled", |
838cef6d | 5516 | advertise_svi_macip_enabled(NULL) |
278e26de CS |
5517 | ? "enabled" |
5518 | : "disabled"); | |
5519 | ||
5520 | if (zvrf->advertise_svi_macip == advertise) | |
5521 | return; | |
5522 | ||
5523 | ||
5524 | if (advertise) { | |
5525 | zvrf->advertise_svi_macip = advertise; | |
87d76d54 | 5526 | hash_iterate(zvrf->evpn_table, |
8b5fdf2e PR |
5527 | zebra_evpn_gw_macip_add_for_evpn_hash, |
5528 | NULL); | |
278e26de | 5529 | } else { |
87d76d54 | 5530 | hash_iterate(zvrf->evpn_table, |
8b5fdf2e PR |
5531 | zebra_evpn_svi_macip_del_for_evpn_hash, |
5532 | NULL); | |
278e26de CS |
5533 | zvrf->advertise_svi_macip = advertise; |
5534 | } | |
5535 | ||
5536 | } else { | |
5537 | struct zebra_if *zif = NULL; | |
5538 | struct zebra_l2info_vxlan zl2_info; | |
5539 | struct interface *vlan_if = NULL; | |
5540 | ||
8b5fdf2e | 5541 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 5542 | if (!zevpn) |
278e26de CS |
5543 | return; |
5544 | ||
5545 | if (IS_ZEBRA_DEBUG_VXLAN) | |
5546 | zlog_debug( | |
5547 | "EVPN SVI macip Adv %s on VNI %d , currently %s", | |
5548 | advertise ? "enabled" : "disabled", vni, | |
87d76d54 | 5549 | advertise_svi_macip_enabled(zevpn) |
278e26de CS |
5550 | ? "enabled" |
5551 | : "disabled"); | |
5552 | ||
87d76d54 | 5553 | if (zevpn->advertise_svi_macip == advertise) |
278e26de CS |
5554 | return; |
5555 | ||
3dacbb9d CS |
5556 | /* Store flag even though SVI is not present. |
5557 | * Once SVI comes up triggers self MAC-IP route add. | |
5558 | */ | |
87d76d54 | 5559 | zevpn->advertise_svi_macip = advertise; |
3dacbb9d | 5560 | |
87d76d54 | 5561 | ifp = zevpn->vxlan_if; |
278e26de CS |
5562 | if (!ifp) |
5563 | return; | |
5564 | ||
5565 | zif = ifp->info; | |
5566 | ||
5567 | /* If down or not mapped to a bridge, we're done. */ | |
5568 | if (!if_is_operative(ifp) || !zif->brslave_info.br_if) | |
5569 | return; | |
5570 | ||
5571 | zl2_info = zif->l2info.vxl; | |
7cbae20a | 5572 | vlan_if = zvni_map_to_svi(zl2_info.access_vlan, |
278e26de CS |
5573 | zif->brslave_info.br_if); |
5574 | if (!vlan_if) | |
5575 | return; | |
5576 | ||
5577 | if (advertise) { | |
278e26de | 5578 | /* Add primary SVI MAC-IP */ |
8b5fdf2e | 5579 | zebra_evpn_add_macip_for_intf(vlan_if, zevpn); |
278e26de | 5580 | } else { |
3dacbb9d | 5581 | /* Del primary SVI MAC-IP */ |
8b5fdf2e | 5582 | zebra_evpn_del_macip_for_intf(vlan_if, zevpn); |
278e26de CS |
5583 | } |
5584 | } | |
5585 | ||
5586 | stream_failure: | |
5587 | return; | |
5588 | } | |
5589 | ||
31310b25 MK |
5590 | /* |
5591 | * Handle message from client to enable/disable advertisement of g/w macip | |
5592 | * routes | |
5593 | */ | |
89f4e507 | 5594 | void zebra_vxlan_advertise_subnet(ZAPI_HANDLER_ARGS) |
31310b25 MK |
5595 | { |
5596 | struct stream *s; | |
5597 | int advertise; | |
5598 | vni_t vni = 0; | |
f6371c34 | 5599 | struct zebra_evpn *zevpn = NULL; |
31310b25 MK |
5600 | struct interface *ifp = NULL; |
5601 | struct zebra_if *zif = NULL; | |
5602 | struct zebra_l2info_vxlan zl2_info; | |
5603 | struct interface *vlan_if = NULL; | |
5604 | ||
986512a3 | 5605 | if (!EVPN_ENABLED(zvrf)) { |
a0b0b5c8 T |
5606 | zlog_debug("EVPN GW-MACIP Adv for non-EVPN VRF %u", |
5607 | zvrf_id(zvrf)); | |
8068a649 | 5608 | return; |
31310b25 MK |
5609 | } |
5610 | ||
1002497a | 5611 | s = msg; |
2017b3ea | 5612 | STREAM_GETC(s, advertise); |
7fb29f49 | 5613 | STREAM_GET(&vni, s, 3); |
31310b25 | 5614 | |
8b5fdf2e | 5615 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 5616 | if (!zevpn) |
8068a649 | 5617 | return; |
31310b25 | 5618 | |
87d76d54 | 5619 | if (zevpn->advertise_subnet == advertise) |
8068a649 | 5620 | return; |
31310b25 MK |
5621 | |
5622 | if (IS_ZEBRA_DEBUG_VXLAN) | |
996c9314 LB |
5623 | zlog_debug("EVPN subnet Adv %s on VNI %d , currently %s", |
5624 | advertise ? "enabled" : "disabled", vni, | |
87d76d54 | 5625 | zevpn->advertise_subnet ? "enabled" : "disabled"); |
31310b25 MK |
5626 | |
5627 | ||
87d76d54 | 5628 | zevpn->advertise_subnet = advertise; |
31310b25 | 5629 | |
87d76d54 | 5630 | ifp = zevpn->vxlan_if; |
31310b25 | 5631 | if (!ifp) |
8068a649 | 5632 | return; |
31310b25 MK |
5633 | |
5634 | zif = ifp->info; | |
5635 | ||
5636 | /* If down or not mapped to a bridge, we're done. */ | |
5637 | if (!if_is_operative(ifp) || !zif->brslave_info.br_if) | |
8068a649 | 5638 | return; |
31310b25 MK |
5639 | |
5640 | zl2_info = zif->l2info.vxl; | |
5641 | ||
996c9314 | 5642 | vlan_if = |
7cbae20a | 5643 | zvni_map_to_svi(zl2_info.access_vlan, zif->brslave_info.br_if); |
31310b25 | 5644 | if (!vlan_if) |
8068a649 | 5645 | return; |
31310b25 | 5646 | |
87d76d54 | 5647 | if (zevpn->advertise_subnet) |
8b5fdf2e | 5648 | zebra_evpn_advertise_subnet(zevpn, vlan_if, 1); |
31310b25 | 5649 | else |
8b5fdf2e | 5650 | zebra_evpn_advertise_subnet(zevpn, vlan_if, 0); |
2017b3ea DS |
5651 | |
5652 | stream_failure: | |
5653 | return; | |
31310b25 MK |
5654 | } |
5655 | ||
1a98c087 MK |
5656 | /* |
5657 | * Handle message from client to enable/disable advertisement of g/w macip | |
5658 | * routes | |
5659 | */ | |
89f4e507 | 5660 | void zebra_vxlan_advertise_gw_macip(ZAPI_HANDLER_ARGS) |
1a98c087 MK |
5661 | { |
5662 | struct stream *s; | |
5663 | int advertise; | |
5664 | vni_t vni = 0; | |
f6371c34 | 5665 | struct zebra_evpn *zevpn = NULL; |
b5ebdc9b | 5666 | struct interface *ifp = NULL; |
1a98c087 | 5667 | |
986512a3 | 5668 | if (!EVPN_ENABLED(zvrf)) { |
a0b0b5c8 | 5669 | zlog_debug("EVPN GW-MACIP Adv for non-EVPN VRF %u", |
9df414fe | 5670 | zvrf_id(zvrf)); |
8068a649 | 5671 | return; |
2853fed6 | 5672 | } |
5673 | ||
1002497a | 5674 | s = msg; |
ec93aa12 | 5675 | STREAM_GETC(s, advertise); |
cc6d5476 | 5676 | STREAM_GETL(s, vni); |
1a98c087 MK |
5677 | |
5678 | if (!vni) { | |
5679 | if (IS_ZEBRA_DEBUG_VXLAN) | |
2853fed6 | 5680 | zlog_debug("EVPN gateway macip Adv %s, currently %s", |
1a98c087 | 5681 | advertise ? "enabled" : "disabled", |
2853fed6 | 5682 | advertise_gw_macip_enabled(NULL) |
1a98c087 MK |
5683 | ? "enabled" |
5684 | : "disabled"); | |
5685 | ||
5686 | if (zvrf->advertise_gw_macip == advertise) | |
8068a649 | 5687 | return; |
1a98c087 MK |
5688 | |
5689 | zvrf->advertise_gw_macip = advertise; | |
5690 | ||
87d76d54 PR |
5691 | if (advertise_gw_macip_enabled(zevpn)) |
5692 | hash_iterate(zvrf->evpn_table, | |
8b5fdf2e PR |
5693 | zebra_evpn_gw_macip_add_for_evpn_hash, |
5694 | NULL); | |
1a98c087 | 5695 | else |
87d76d54 | 5696 | hash_iterate(zvrf->evpn_table, |
8b5fdf2e PR |
5697 | zebra_evpn_gw_macip_del_for_evpn_hash, |
5698 | NULL); | |
1a98c087 MK |
5699 | |
5700 | } else { | |
5701 | struct zebra_if *zif = NULL; | |
5702 | struct zebra_l2info_vxlan zl2_info; | |
5703 | struct interface *vlan_if = NULL; | |
5704 | struct interface *vrr_if = NULL; | |
5705 | ||
8b5fdf2e | 5706 | zevpn = zebra_evpn_lookup(vni); |
87d76d54 | 5707 | if (!zevpn) |
124ead27 | 5708 | return; |
01a6143b | 5709 | |
1a98c087 MK |
5710 | if (IS_ZEBRA_DEBUG_VXLAN) |
5711 | zlog_debug( | |
2853fed6 | 5712 | "EVPN gateway macip Adv %s on VNI %d , currently %s", |
1a98c087 | 5713 | advertise ? "enabled" : "disabled", vni, |
87d76d54 | 5714 | advertise_gw_macip_enabled(zevpn) ? "enabled" |
996c9314 | 5715 | : "disabled"); |
1a98c087 | 5716 | |
87d76d54 | 5717 | if (zevpn->advertise_gw_macip == advertise) |
8068a649 | 5718 | return; |
1a98c087 | 5719 | |
87d76d54 | 5720 | zevpn->advertise_gw_macip = advertise; |
1a98c087 | 5721 | |
87d76d54 | 5722 | ifp = zevpn->vxlan_if; |
b5ebdc9b | 5723 | if (!ifp) |
8068a649 | 5724 | return; |
b5ebdc9b | 5725 | |
5726 | zif = ifp->info; | |
5727 | ||
5728 | /* If down or not mapped to a bridge, we're done. */ | |
b682f6de | 5729 | if (!if_is_operative(ifp) || !zif->brslave_info.br_if) |
8068a649 | 5730 | return; |
b5ebdc9b | 5731 | |
1a98c087 MK |
5732 | zl2_info = zif->l2info.vxl; |
5733 | ||
7cbae20a | 5734 | vlan_if = zvni_map_to_svi(zl2_info.access_vlan, |
1a98c087 MK |
5735 | zif->brslave_info.br_if); |
5736 | if (!vlan_if) | |
8068a649 | 5737 | return; |
1a98c087 | 5738 | |
87d76d54 | 5739 | if (advertise_gw_macip_enabled(zevpn)) { |
1a98c087 | 5740 | /* Add primary SVI MAC-IP */ |
8b5fdf2e | 5741 | zebra_evpn_add_macip_for_intf(vlan_if, zevpn); |
1a98c087 MK |
5742 | |
5743 | /* Add VRR MAC-IP - if any*/ | |
5744 | vrr_if = zebra_get_vrr_intf_for_svi(vlan_if); | |
5745 | if (vrr_if) | |
8b5fdf2e | 5746 | zebra_evpn_add_macip_for_intf(vrr_if, zevpn); |
1a98c087 MK |
5747 | } else { |
5748 | /* Del primary MAC-IP */ | |
8b5fdf2e | 5749 | zebra_evpn_del_macip_for_intf(vlan_if, zevpn); |
1a98c087 MK |
5750 | |
5751 | /* Del VRR MAC-IP - if any*/ | |
5752 | vrr_if = zebra_get_vrr_intf_for_svi(vlan_if); | |
5753 | if (vrr_if) | |
8b5fdf2e | 5754 | zebra_evpn_del_macip_for_intf(vrr_if, zevpn); |
1a98c087 MK |
5755 | } |
5756 | } | |
5757 | ||
ec93aa12 | 5758 | stream_failure: |
8068a649 | 5759 | return; |
1a98c087 MK |
5760 | } |
5761 | ||
2961d060 PG |
5762 | static int macfdb_read_ns(struct ns *ns, |
5763 | void *_in_param __attribute__((unused)), | |
5764 | void **out_param __attribute__((unused))) | |
6265fbe5 | 5765 | { |
2961d060 PG |
5766 | struct zebra_ns *zns = ns->info; |
5767 | ||
6265fbe5 | 5768 | macfdb_read(zns); |
2961d060 | 5769 | return NS_WALK_CONTINUE; |
6265fbe5 PG |
5770 | } |
5771 | ||
2961d060 PG |
5772 | static int neigh_read_ns(struct ns *ns, |
5773 | void *_in_param __attribute__((unused)), | |
5774 | void **out_param __attribute__((unused))) | |
6265fbe5 | 5775 | { |
2961d060 PG |
5776 | struct zebra_ns *zns = ns->info; |
5777 | ||
6265fbe5 | 5778 | neigh_read(zns); |
2961d060 | 5779 | return NS_WALK_CONTINUE; |
6265fbe5 | 5780 | } |
1a98c087 | 5781 | |
13d60d35 | 5782 | /* |
5783 | * Handle message from client to learn (or stop learning) about VNIs and MACs. | |
5784 | * When enabled, the VNI hash table will be built and MAC FDB table read; | |
5785 | * when disabled, the entries should be deleted and remote VTEPs and MACs | |
5786 | * uninstalled from the kernel. | |
fbac9605 DS |
5787 | * This also informs the setting for BUM handling at the time this change |
5788 | * occurs; it is relevant only when specifying "learn". | |
13d60d35 | 5789 | */ |
89f4e507 | 5790 | void zebra_vxlan_advertise_all_vni(ZAPI_HANDLER_ARGS) |
13d60d35 | 5791 | { |
655b04d1 MK |
5792 | struct stream *s = NULL; |
5793 | int advertise = 0; | |
fbac9605 | 5794 | enum vxlan_flood_control flood_ctrl; |
13d60d35 | 5795 | |
77b998fb T |
5796 | /* Mismatch between EVPN VRF and current VRF (should be prevented by |
5797 | * bgpd's cli) */ | |
f920dd6d | 5798 | if (is_evpn_enabled() && !EVPN_ENABLED(zvrf)) |
8068a649 | 5799 | return; |
2853fed6 | 5800 | |
1002497a | 5801 | s = msg; |
ec93aa12 | 5802 | STREAM_GETC(s, advertise); |
fbac9605 | 5803 | STREAM_GETC(s, flood_ctrl); |
13d60d35 | 5804 | |
d62a17ae | 5805 | if (IS_ZEBRA_DEBUG_VXLAN) |
150971b5 T |
5806 | zlog_debug("EVPN VRF %s(%u) VNI Adv %s, currently %s, flood control %u", |
5807 | zvrf_name(zvrf), zvrf_id(zvrf), | |
d62a17ae | 5808 | advertise ? "enabled" : "disabled", |
fbac9605 DS |
5809 | is_evpn_enabled() ? "enabled" : "disabled", |
5810 | flood_ctrl); | |
13d60d35 | 5811 | |
d62a17ae | 5812 | if (zvrf->advertise_all_vni == advertise) |
8068a649 | 5813 | return; |
13d60d35 | 5814 | |
d62a17ae | 5815 | zvrf->advertise_all_vni = advertise; |
f920dd6d | 5816 | if (EVPN_ENABLED(zvrf)) { |
0fb2ad05 | 5817 | zrouter.evpn_vrf = zvrf; |
150971b5 | 5818 | |
fbac9605 DS |
5819 | /* Note BUM handling */ |
5820 | zvrf->vxlan_flood_ctrl = flood_ctrl; | |
5821 | ||
ce5160c0 AK |
5822 | /* Replay all ESs */ |
5823 | zebra_evpn_es_send_all_to_client(true /* add */); | |
5824 | ||
87d76d54 PR |
5825 | /* Build EVPN hash table and inform BGP. */ |
5826 | zevpn_build_hash_table(); | |
2232a77c | 5827 | |
1a98c087 | 5828 | /* Add all SVI (L3 GW) MACs to BGP*/ |
8b5fdf2e PR |
5829 | hash_iterate(zvrf->evpn_table, |
5830 | zebra_evpn_gw_macip_add_for_evpn_hash, NULL); | |
1a98c087 | 5831 | |
d62a17ae | 5832 | /* Read the MAC FDB */ |
2961d060 | 5833 | ns_walk_func(macfdb_read_ns, NULL, NULL); |
2232a77c | 5834 | |
d62a17ae | 5835 | /* Read neighbors */ |
2961d060 | 5836 | ns_walk_func(neigh_read_ns, NULL, NULL); |
d62a17ae | 5837 | } else { |
87d76d54 | 5838 | /* Cleanup VTEPs for all EVPNs - uninstall from |
d62a17ae | 5839 | * kernel and free entries. |
5840 | */ | |
8b5fdf2e PR |
5841 | hash_iterate(zvrf->evpn_table, zebra_evpn_vxlan_cleanup_all, |
5842 | zvrf); | |
655b04d1 | 5843 | |
ce5160c0 AK |
5844 | /* Delete all ESs in BGP */ |
5845 | zebra_evpn_es_send_all_to_client(false /* add */); | |
5846 | ||
655b04d1 | 5847 | /* cleanup all l3vnis */ |
89272910 | 5848 | hash_iterate(zrouter.l3vni_table, zl3vni_cleanup_all, NULL); |
150971b5 | 5849 | |
0fb2ad05 T |
5850 | /* Mark as "no EVPN VRF" */ |
5851 | zrouter.evpn_vrf = NULL; | |
d62a17ae | 5852 | } |
13d60d35 | 5853 | |
ec93aa12 | 5854 | stream_failure: |
8068a649 | 5855 | return; |
13d60d35 | 5856 | } |
5857 | ||
5858 | /* | |
87d76d54 | 5859 | * Allocate EVPN hash table for this VRF and do other initialization. |
13d60d35 | 5860 | * NOTE: Currently supported only for default VRF. |
5861 | */ | |
d62a17ae | 5862 | void zebra_vxlan_init_tables(struct zebra_vrf *zvrf) |
13d60d35 | 5863 | { |
4a73887e DS |
5864 | char buffer[80]; |
5865 | ||
d62a17ae | 5866 | if (!zvrf) |
5867 | return; | |
4a73887e DS |
5868 | |
5869 | snprintf(buffer, sizeof(buffer), "Zebra VRF EVPN Table: %s", | |
5870 | zvrf->vrf->name); | |
5871 | zvrf->evpn_table = hash_create_size(8, zebra_evpn_hash_keymake, | |
5872 | zebra_evpn_hash_cmp, buffer); | |
5873 | ||
5874 | snprintf(buffer, sizeof(buffer), "Zebra VxLAN SG Table: %s", | |
5875 | zvrf->vrf->name); | |
5876 | zvrf->vxlan_sg_table = hash_create_size(8, zebra_vxlan_sg_hash_key_make, | |
e2071325 | 5877 | zebra_vxlan_sg_hash_eq, buffer); |
13d60d35 | 5878 | } |
5879 | ||
87d76d54 | 5880 | /* Cleanup EVPN info, but don't free the table. */ |
84915b0a | 5881 | void zebra_vxlan_cleanup_tables(struct zebra_vrf *zvrf) |
5882 | { | |
ce5160c0 AK |
5883 | struct zebra_vrf *evpn_zvrf = zebra_vrf_get_evpn(); |
5884 | ||
8b5fdf2e | 5885 | hash_iterate(zvrf->evpn_table, zebra_evpn_vxlan_cleanup_all, zvrf); |
0c16fb72 | 5886 | zebra_vxlan_cleanup_sg_table(zvrf); |
ce5160c0 AK |
5887 | |
5888 | if (zvrf == evpn_zvrf) | |
5889 | zebra_evpn_es_cleanup(); | |
84915b0a | 5890 | } |
5891 | ||
87d76d54 | 5892 | /* Close all EVPN handling */ |
d62a17ae | 5893 | void zebra_vxlan_close_tables(struct zebra_vrf *zvrf) |
13d60d35 | 5894 | { |
2853fed6 | 5895 | if (!zvrf) |
5896 | return; | |
8b5fdf2e | 5897 | hash_iterate(zvrf->evpn_table, zebra_evpn_vxlan_cleanup_all, zvrf); |
87d76d54 | 5898 | hash_free(zvrf->evpn_table); |
0c16fb72 AK |
5899 | if (zvrf->vxlan_sg_table) { |
5900 | zebra_vxlan_cleanup_sg_table(zvrf); | |
5901 | hash_free(zvrf->vxlan_sg_table); | |
5902 | zvrf->vxlan_sg_table = NULL; | |
5903 | } | |
13d60d35 | 5904 | } |
b7cfce93 MK |
5905 | |
5906 | /* init the l3vni table */ | |
6548050a | 5907 | void zebra_vxlan_init(void) |
b7cfce93 | 5908 | { |
89272910 DS |
5909 | zrouter.l3vni_table = hash_create(l3vni_hash_keymake, l3vni_hash_cmp, |
5910 | "Zebra VRF L3 VNI table"); | |
0fb2ad05 | 5911 | zrouter.evpn_vrf = NULL; |
ce5160c0 | 5912 | zebra_evpn_mh_init(); |
b7cfce93 MK |
5913 | } |
5914 | ||
5915 | /* free l3vni table */ | |
6548050a | 5916 | void zebra_vxlan_disable(void) |
b7cfce93 | 5917 | { |
89272910 | 5918 | hash_free(zrouter.l3vni_table); |
ce5160c0 | 5919 | zebra_evpn_mh_terminate(); |
b7cfce93 | 5920 | } |
d3135ba3 | 5921 | |
5922 | /* get the l3vni svi ifindex */ | |
5923 | ifindex_t get_l3vni_svi_ifindex(vrf_id_t vrf_id) | |
5924 | { | |
05843a27 | 5925 | struct zebra_l3vni *zl3vni = NULL; |
d3135ba3 | 5926 | |
5927 | zl3vni = zl3vni_from_vrf(vrf_id); | |
5928 | if (!zl3vni || !is_l3vni_oper_up(zl3vni)) | |
5929 | return 0; | |
5930 | ||
5931 | return zl3vni->svi_if->ifindex; | |
5932 | } | |
c80a972c | 5933 | |
015d264c | 5934 | /************************** vxlan SG cache management ************************/ |
4ab3321f | 5935 | /* Inform PIM about the mcast group */ |
ecbbc3a7 AK |
5936 | static int zebra_vxlan_sg_send(struct zebra_vrf *zvrf, |
5937 | struct prefix_sg *sg, | |
5938 | char *sg_str, uint16_t cmd) | |
4ab3321f AK |
5939 | { |
5940 | struct zserv *client = NULL; | |
5941 | struct stream *s = NULL; | |
5942 | ||
5943 | client = zserv_find_client(ZEBRA_ROUTE_PIM, 0); | |
5944 | if (!client) | |
5945 | return 0; | |
5946 | ||
ecbbc3a7 AK |
5947 | if (!CHECK_FLAG(zvrf->flags, ZEBRA_PIM_SEND_VXLAN_SG)) |
5948 | return 0; | |
5949 | ||
4ab3321f AK |
5950 | s = stream_new(ZEBRA_MAX_PACKET_SIZ); |
5951 | ||
5952 | zclient_create_header(s, cmd, VRF_DEFAULT); | |
5953 | stream_putl(s, IPV4_MAX_BYTELEN); | |
5954 | stream_put(s, &sg->src.s_addr, IPV4_MAX_BYTELEN); | |
5955 | stream_put(s, &sg->grp.s_addr, IPV4_MAX_BYTELEN); | |
5956 | ||
5957 | /* Write packet size. */ | |
5958 | stream_putw_at(s, 0, stream_get_endp(s)); | |
5959 | ||
5960 | if (IS_ZEBRA_DEBUG_VXLAN) | |
5961 | zlog_debug( | |
5962 | "Send %s %s to %s", | |
5963 | (cmd == ZEBRA_VXLAN_SG_ADD) ? "add" : "del", sg_str, | |
5964 | zebra_route_string(client->proto)); | |
5965 | ||
5966 | if (cmd == ZEBRA_VXLAN_SG_ADD) | |
5967 | client->vxlan_sg_add_cnt++; | |
5968 | else | |
5969 | client->vxlan_sg_del_cnt++; | |
5970 | ||
5971 | return zserv_send_message(client, s); | |
5972 | } | |
5973 | ||
d8b87afe | 5974 | static unsigned int zebra_vxlan_sg_hash_key_make(const void *p) |
015d264c | 5975 | { |
847f168d | 5976 | const struct zebra_vxlan_sg *vxlan_sg = p; |
015d264c AK |
5977 | |
5978 | return (jhash_2words(vxlan_sg->sg.src.s_addr, | |
5979 | vxlan_sg->sg.grp.s_addr, 0)); | |
5980 | } | |
5981 | ||
5982 | static bool zebra_vxlan_sg_hash_eq(const void *p1, const void *p2) | |
5983 | { | |
847f168d DS |
5984 | const struct zebra_vxlan_sg *sg1 = p1; |
5985 | const struct zebra_vxlan_sg *sg2 = p2; | |
015d264c AK |
5986 | |
5987 | return ((sg1->sg.src.s_addr == sg2->sg.src.s_addr) | |
5988 | && (sg1->sg.grp.s_addr == sg2->sg.grp.s_addr)); | |
5989 | } | |
5990 | ||
847f168d DS |
5991 | static struct zebra_vxlan_sg *zebra_vxlan_sg_new(struct zebra_vrf *zvrf, |
5992 | struct prefix_sg *sg) | |
015d264c | 5993 | { |
847f168d | 5994 | struct zebra_vxlan_sg *vxlan_sg; |
015d264c AK |
5995 | |
5996 | vxlan_sg = XCALLOC(MTYPE_ZVXLAN_SG, sizeof(*vxlan_sg)); | |
5997 | ||
5998 | vxlan_sg->zvrf = zvrf; | |
5999 | vxlan_sg->sg = *sg; | |
6000 | prefix_sg2str(sg, vxlan_sg->sg_str); | |
6001 | ||
6002 | vxlan_sg = hash_get(zvrf->vxlan_sg_table, vxlan_sg, hash_alloc_intern); | |
6003 | ||
6004 | if (IS_ZEBRA_DEBUG_VXLAN) | |
6005 | zlog_debug("vxlan SG %s created", vxlan_sg->sg_str); | |
6006 | ||
6007 | return vxlan_sg; | |
6008 | } | |
6009 | ||
847f168d DS |
6010 | static struct zebra_vxlan_sg *zebra_vxlan_sg_find(struct zebra_vrf *zvrf, |
6011 | struct prefix_sg *sg) | |
015d264c | 6012 | { |
847f168d | 6013 | struct zebra_vxlan_sg lookup; |
015d264c AK |
6014 | |
6015 | lookup.sg = *sg; | |
6016 | return hash_lookup(zvrf->vxlan_sg_table, &lookup); | |
6017 | } | |
6018 | ||
847f168d DS |
6019 | static struct zebra_vxlan_sg *zebra_vxlan_sg_add(struct zebra_vrf *zvrf, |
6020 | struct prefix_sg *sg) | |
015d264c | 6021 | { |
847f168d DS |
6022 | struct zebra_vxlan_sg *vxlan_sg; |
6023 | struct zebra_vxlan_sg *parent = NULL; | |
015d264c AK |
6024 | struct in_addr sip; |
6025 | ||
6026 | vxlan_sg = zebra_vxlan_sg_find(zvrf, sg); | |
6027 | if (vxlan_sg) | |
6028 | return vxlan_sg; | |
6029 | ||
6030 | /* create a *G entry for every BUM group implicitly - | |
6031 | * 1. The SG entry is used by pimd to setup the vxlan-origination-mroute | |
6032 | * 2. the XG entry is used by pimd to setup the | |
6033 | * vxlan-termination-mroute | |
6034 | */ | |
975a328e | 6035 | if (sg->src.s_addr != INADDR_ANY) { |
015d264c AK |
6036 | memset(&sip, 0, sizeof(sip)); |
6037 | parent = zebra_vxlan_sg_do_ref(zvrf, sip, sg->grp); | |
6038 | if (!parent) | |
6039 | return NULL; | |
6040 | } | |
6041 | ||
6042 | vxlan_sg = zebra_vxlan_sg_new(zvrf, sg); | |
015d264c | 6043 | |
ecbbc3a7 AK |
6044 | zebra_vxlan_sg_send(zvrf, sg, vxlan_sg->sg_str, |
6045 | ZEBRA_VXLAN_SG_ADD); | |
4ab3321f | 6046 | |
015d264c AK |
6047 | return vxlan_sg; |
6048 | } | |
6049 | ||
847f168d | 6050 | static void zebra_vxlan_sg_del(struct zebra_vxlan_sg *vxlan_sg) |
015d264c AK |
6051 | { |
6052 | struct in_addr sip; | |
6053 | struct zebra_vrf *zvrf; | |
6054 | ||
6055 | zvrf = vrf_info_lookup(VRF_DEFAULT); | |
6056 | if (!zvrf) | |
6057 | return; | |
6058 | ||
6059 | /* On SG entry deletion remove the reference to its parent XG | |
6060 | * entry | |
6061 | */ | |
975a328e | 6062 | if (vxlan_sg->sg.src.s_addr != INADDR_ANY) { |
015d264c AK |
6063 | memset(&sip, 0, sizeof(sip)); |
6064 | zebra_vxlan_sg_do_deref(zvrf, sip, vxlan_sg->sg.grp); | |
6065 | } | |
6066 | ||
ecbbc3a7 AK |
6067 | zebra_vxlan_sg_send(zvrf, &vxlan_sg->sg, |
6068 | vxlan_sg->sg_str, ZEBRA_VXLAN_SG_DEL); | |
4ab3321f | 6069 | |
015d264c AK |
6070 | hash_release(vxlan_sg->zvrf->vxlan_sg_table, vxlan_sg); |
6071 | ||
6072 | if (IS_ZEBRA_DEBUG_VXLAN) | |
6073 | zlog_debug("VXLAN SG %s deleted", vxlan_sg->sg_str); | |
6074 | ||
6075 | XFREE(MTYPE_ZVXLAN_SG, vxlan_sg); | |
6076 | } | |
6077 | ||
6078 | static void zebra_vxlan_sg_do_deref(struct zebra_vrf *zvrf, | |
6079 | struct in_addr sip, struct in_addr mcast_grp) | |
6080 | { | |
847f168d | 6081 | struct zebra_vxlan_sg *vxlan_sg; |
015d264c AK |
6082 | struct prefix_sg sg; |
6083 | ||
6084 | sg.family = AF_INET; | |
6085 | sg.prefixlen = IPV4_MAX_BYTELEN; | |
6086 | sg.src = sip; | |
6087 | sg.grp = mcast_grp; | |
6088 | vxlan_sg = zebra_vxlan_sg_find(zvrf, &sg); | |
6089 | if (!vxlan_sg) | |
6090 | return; | |
6091 | ||
6092 | if (vxlan_sg->ref_cnt) | |
6093 | --vxlan_sg->ref_cnt; | |
6094 | ||
6095 | if (!vxlan_sg->ref_cnt) | |
6096 | zebra_vxlan_sg_del(vxlan_sg); | |
6097 | } | |
6098 | ||
847f168d DS |
6099 | static struct zebra_vxlan_sg *zebra_vxlan_sg_do_ref(struct zebra_vrf *zvrf, |
6100 | struct in_addr sip, | |
6101 | struct in_addr mcast_grp) | |
015d264c | 6102 | { |
847f168d | 6103 | struct zebra_vxlan_sg *vxlan_sg; |
015d264c AK |
6104 | struct prefix_sg sg; |
6105 | ||
6106 | sg.family = AF_INET; | |
6107 | sg.prefixlen = IPV4_MAX_BYTELEN; | |
6108 | sg.src = sip; | |
6109 | sg.grp = mcast_grp; | |
6110 | vxlan_sg = zebra_vxlan_sg_add(zvrf, &sg); | |
6111 | if (vxlan_sg) | |
6112 | ++vxlan_sg->ref_cnt; | |
6113 | ||
6114 | return vxlan_sg; | |
6115 | } | |
abfa0a96 AK |
6116 | |
6117 | static void zebra_vxlan_sg_deref(struct in_addr local_vtep_ip, | |
6118 | struct in_addr mcast_grp) | |
6119 | { | |
6120 | struct zebra_vrf *zvrf; | |
6121 | ||
975a328e DA |
6122 | if (local_vtep_ip.s_addr == INADDR_ANY |
6123 | || mcast_grp.s_addr == INADDR_ANY) | |
abfa0a96 AK |
6124 | return; |
6125 | ||
6126 | zvrf = vrf_info_lookup(VRF_DEFAULT); | |
6127 | if (!zvrf) | |
6128 | return; | |
6129 | ||
6130 | zebra_vxlan_sg_do_deref(zvrf, local_vtep_ip, mcast_grp); | |
6131 | } | |
6132 | ||
6133 | static void zebra_vxlan_sg_ref(struct in_addr local_vtep_ip, | |
6134 | struct in_addr mcast_grp) | |
6135 | { | |
6136 | struct zebra_vrf *zvrf; | |
6137 | ||
975a328e DA |
6138 | if (local_vtep_ip.s_addr == INADDR_ANY |
6139 | || mcast_grp.s_addr == INADDR_ANY) | |
abfa0a96 AK |
6140 | return; |
6141 | ||
6142 | zvrf = vrf_info_lookup(VRF_DEFAULT); | |
6143 | if (!zvrf) | |
6144 | return; | |
6145 | zebra_vxlan_sg_do_ref(zvrf, local_vtep_ip, mcast_grp); | |
6146 | } | |
6147 | ||
1ac88792 | 6148 | static void zebra_vxlan_xg_pre_cleanup(struct hash_bucket *bucket, void *arg) |
0c16fb72 | 6149 | { |
847f168d | 6150 | struct zebra_vxlan_sg *vxlan_sg = (struct zebra_vxlan_sg *)bucket->data; |
0c16fb72 AK |
6151 | |
6152 | /* increment the ref count against (*,G) to prevent them from being | |
6153 | * deleted | |
6154 | */ | |
6155 | if (vxlan_sg->sg.src.s_addr == INADDR_ANY) | |
6156 | ++vxlan_sg->ref_cnt; | |
6157 | } | |
6158 | ||
1ac88792 | 6159 | static void zebra_vxlan_xg_post_cleanup(struct hash_bucket *bucket, void *arg) |
0c16fb72 | 6160 | { |
847f168d | 6161 | struct zebra_vxlan_sg *vxlan_sg = (struct zebra_vxlan_sg *)bucket->data; |
0c16fb72 AK |
6162 | |
6163 | /* decrement the dummy ref count against (*,G) to delete them */ | |
6164 | if (vxlan_sg->sg.src.s_addr == INADDR_ANY) { | |
6165 | if (vxlan_sg->ref_cnt) | |
6166 | --vxlan_sg->ref_cnt; | |
6167 | if (!vxlan_sg->ref_cnt) | |
6168 | zebra_vxlan_sg_del(vxlan_sg); | |
6169 | } | |
6170 | } | |
6171 | ||
1ac88792 | 6172 | static void zebra_vxlan_sg_cleanup(struct hash_bucket *bucket, void *arg) |
abfa0a96 | 6173 | { |
847f168d | 6174 | struct zebra_vxlan_sg *vxlan_sg = (struct zebra_vxlan_sg *)bucket->data; |
abfa0a96 AK |
6175 | |
6176 | zebra_vxlan_sg_del(vxlan_sg); | |
6177 | } | |
27627f9a | 6178 | |
0c16fb72 AK |
6179 | static void zebra_vxlan_cleanup_sg_table(struct zebra_vrf *zvrf) |
6180 | { | |
6181 | /* increment the ref count against (*,G) to prevent them from being | |
6182 | * deleted | |
6183 | */ | |
6184 | hash_iterate(zvrf->vxlan_sg_table, zebra_vxlan_xg_pre_cleanup, NULL); | |
6185 | ||
6186 | hash_iterate(zvrf->vxlan_sg_table, zebra_vxlan_sg_cleanup, NULL); | |
6187 | ||
6188 | /* decrement the dummy ref count against the XG entries */ | |
6189 | hash_iterate(zvrf->vxlan_sg_table, zebra_vxlan_xg_post_cleanup, NULL); | |
6190 | } | |
6191 | ||
1ac88792 | 6192 | static void zebra_vxlan_sg_replay_send(struct hash_bucket *bucket, void *arg) |
ecbbc3a7 | 6193 | { |
847f168d | 6194 | struct zebra_vxlan_sg *vxlan_sg = (struct zebra_vxlan_sg *)bucket->data; |
ecbbc3a7 AK |
6195 | |
6196 | zebra_vxlan_sg_send(vxlan_sg->zvrf, &vxlan_sg->sg, | |
6197 | vxlan_sg->sg_str, ZEBRA_VXLAN_SG_ADD); | |
6198 | } | |
6199 | ||
6200 | /* Handle message from client to replay vxlan SG entries */ | |
6201 | void zebra_vxlan_sg_replay(ZAPI_HANDLER_ARGS) | |
6202 | { | |
6203 | if (IS_ZEBRA_DEBUG_VXLAN) | |
6204 | zlog_debug("VxLAN SG updates to PIM, start"); | |
6205 | ||
6206 | SET_FLAG(zvrf->flags, ZEBRA_PIM_SEND_VXLAN_SG); | |
6207 | ||
6208 | if (!EVPN_ENABLED(zvrf)) { | |
8f86bb06 DS |
6209 | if (IS_ZEBRA_DEBUG_VXLAN) |
6210 | zlog_debug("VxLAN SG replay request on unexpected vrf %d", | |
6211 | zvrf->vrf->vrf_id); | |
ecbbc3a7 AK |
6212 | return; |
6213 | } | |
6214 | ||
6215 | hash_iterate(zvrf->vxlan_sg_table, zebra_vxlan_sg_replay_send, NULL); | |
6216 | } | |
6217 | ||
27627f9a KA |
6218 | |
6219 | /* Cleanup EVPN configuration of a specific VRF */ | |
6220 | static void zebra_evpn_vrf_cfg_cleanup(struct zebra_vrf *zvrf) | |
6221 | { | |
05843a27 | 6222 | struct zebra_l3vni *zl3vni = NULL; |
b6587fc2 | 6223 | |
27627f9a KA |
6224 | zvrf->advertise_all_vni = 0; |
6225 | zvrf->advertise_gw_macip = 0; | |
6226 | zvrf->advertise_svi_macip = 0; | |
6227 | zvrf->vxlan_flood_ctrl = VXLAN_FLOOD_HEAD_END_REPL; | |
6228 | ||
8b5fdf2e | 6229 | hash_iterate(zvrf->evpn_table, zebra_evpn_cfg_cleanup, NULL); |
b6587fc2 CS |
6230 | |
6231 | if (zvrf->l3vni) | |
6232 | zl3vni = zl3vni_lookup(zvrf->l3vni); | |
6233 | if (zl3vni) { | |
6234 | /* delete and uninstall all rmacs */ | |
6235 | hash_iterate(zl3vni->rmac_table, zl3vni_del_rmac_hash_entry, | |
6236 | zl3vni); | |
6237 | /* delete and uninstall all next-hops */ | |
6238 | hash_iterate(zl3vni->nh_table, zl3vni_del_nh_hash_entry, | |
6239 | zl3vni); | |
6240 | } | |
27627f9a KA |
6241 | } |
6242 | ||
6243 | /* Cleanup BGP EVPN configuration upon client disconnect */ | |
ecbbc3a7 | 6244 | static int zebra_evpn_bgp_cfg_clean_up(struct zserv *client) |
27627f9a KA |
6245 | { |
6246 | struct vrf *vrf; | |
6247 | struct zebra_vrf *zvrf; | |
6248 | ||
27627f9a KA |
6249 | RB_FOREACH (vrf, vrf_id_head, &vrfs_by_id) { |
6250 | zvrf = vrf->info; | |
6251 | if (zvrf) | |
6252 | zebra_evpn_vrf_cfg_cleanup(zvrf); | |
6253 | } | |
6254 | ||
6255 | return 0; | |
6256 | } | |
6257 | ||
ecbbc3a7 AK |
6258 | static int zebra_evpn_pim_cfg_clean_up(struct zserv *client) |
6259 | { | |
6260 | struct zebra_vrf *zvrf = zebra_vrf_get_evpn(); | |
6261 | ||
81157cbd | 6262 | if (CHECK_FLAG(zvrf->flags, ZEBRA_PIM_SEND_VXLAN_SG)) { |
ecbbc3a7 AK |
6263 | if (IS_ZEBRA_DEBUG_VXLAN) |
6264 | zlog_debug("VxLAN SG updates to PIM, stop"); | |
6265 | UNSET_FLAG(zvrf->flags, ZEBRA_PIM_SEND_VXLAN_SG); | |
6266 | } | |
6267 | ||
6268 | return 0; | |
6269 | } | |
6270 | ||
6271 | static int zebra_evpn_cfg_clean_up(struct zserv *client) | |
6272 | { | |
6273 | if (client->proto == ZEBRA_ROUTE_BGP) | |
6274 | return zebra_evpn_bgp_cfg_clean_up(client); | |
6275 | ||
6276 | if (client->proto == ZEBRA_ROUTE_PIM) | |
6277 | return zebra_evpn_pim_cfg_clean_up(client); | |
6278 | ||
6279 | return 0; | |
6280 | } | |
6281 | ||
036d93c0 MS |
6282 | /* |
6283 | * Handle results for vxlan dataplane operations. | |
6284 | */ | |
6285 | extern void zebra_vxlan_handle_result(struct zebra_dplane_ctx *ctx) | |
6286 | { | |
f00b37e7 | 6287 | return; |
036d93c0 MS |
6288 | } |
6289 | ||
7d99ad7f SW |
6290 | /* Config knob for accepting lower sequence numbers */ |
6291 | void zebra_vxlan_set_accept_bgp_seq(bool set) | |
6292 | { | |
6293 | accept_bgp_seq = set; | |
6294 | } | |
6295 | ||
da823882 | 6296 | bool zebra_vxlan_get_accept_bgp_seq(void) |
7d99ad7f SW |
6297 | { |
6298 | return accept_bgp_seq; | |
6299 | } | |
6300 | ||
27627f9a KA |
6301 | /* Cleanup BGP EVPN configuration upon client disconnect */ |
6302 | extern void zebra_evpn_init(void) | |
6303 | { | |
6304 | hook_register(zserv_client_close, zebra_evpn_cfg_clean_up); | |
6305 | } |