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eac6e3f0 RW |
1 | /* |
2 | * Copyright (C) 2016 by Open Source Routing. | |
3 | * | |
180fc2cd RW |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
eac6e3f0 | 8 | * |
180fc2cd | 9 | * This program is distributed in the hope that it will be useful, but |
eac6e3f0 RW |
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * General Public License for more details. | |
13 | * | |
180fc2cd RW |
14 | * You should have received a copy of the GNU General Public License |
15 | * along with this program; see the file COPYING; if not, write to the | |
16 | * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, | |
17 | * MA 02110-1301 USA | |
eac6e3f0 RW |
18 | */ |
19 | ||
20 | #include <zebra.h> | |
21 | ||
22 | #include "prefix.h" | |
23 | #include "stream.h" | |
24 | #include "memory.h" | |
25 | #include "zclient.h" | |
26 | #include "command.h" | |
27 | #include "network.h" | |
28 | #include "linklist.h" | |
ce549947 | 29 | #include "mpls.h" |
eac6e3f0 RW |
30 | |
31 | #include "ldpd.h" | |
32 | #include "ldpe.h" | |
33 | #include "lde.h" | |
34 | #include "log.h" | |
35 | #include "ldp_debug.h" | |
36 | ||
37 | static void ifp2kif(struct interface *, struct kif *); | |
38 | static void ifc2kaddr(struct interface *, struct connected *, | |
39 | struct kaddr *); | |
ce549947 | 40 | static int zebra_send_mpls_labels(int, struct kroute *); |
121f9dee QY |
41 | static int ldp_router_id_update(ZAPI_CALLBACK_ARGS); |
42 | static int ldp_interface_add(ZAPI_CALLBACK_ARGS); | |
43 | static int ldp_interface_delete(ZAPI_CALLBACK_ARGS); | |
44 | static int ldp_interface_status_change(ZAPI_CALLBACK_ARGS); | |
45 | static int ldp_interface_address_add(ZAPI_CALLBACK_ARGS); | |
46 | static int ldp_interface_address_delete(ZAPI_CALLBACK_ARGS); | |
47 | static int ldp_zebra_read_route(ZAPI_CALLBACK_ARGS); | |
48 | static int ldp_zebra_read_pw_status_update(ZAPI_CALLBACK_ARGS); | |
eac6e3f0 RW |
49 | static void ldp_zebra_connected(struct zclient *); |
50 | ||
51 | static struct zclient *zclient; | |
52 | ||
53 | static void | |
54 | ifp2kif(struct interface *ifp, struct kif *kif) | |
55 | { | |
56 | memset(kif, 0, sizeof(*kif)); | |
57 | strlcpy(kif->ifname, ifp->name, sizeof(kif->ifname)); | |
58 | kif->ifindex = ifp->ifindex; | |
988ded8d | 59 | kif->operative = if_is_operative(ifp); |
26519d8c | 60 | if (ifp->ll_type == ZEBRA_LLT_ETHER) |
9bff8057 | 61 | memcpy(kif->mac, ifp->hw_addr, ETH_ALEN); |
eac6e3f0 RW |
62 | } |
63 | ||
64 | static void | |
65 | ifc2kaddr(struct interface *ifp, struct connected *ifc, struct kaddr *ka) | |
66 | { | |
67 | memset(ka, 0, sizeof(*ka)); | |
9cf67225 | 68 | strlcpy(ka->ifname, ifp->name, sizeof(ka->ifname)); |
eac6e3f0 RW |
69 | ka->ifindex = ifp->ifindex; |
70 | ka->af = ifc->address->family; | |
71 | ka->prefixlen = ifc->address->prefixlen; | |
72 | ||
73 | switch (ka->af) { | |
74 | case AF_INET: | |
75 | ka->addr.v4 = ifc->address->u.prefix4; | |
76 | if (ifc->destination) | |
77 | ka->dstbrd.v4 = ifc->destination->u.prefix4; | |
78 | break; | |
79 | case AF_INET6: | |
80 | ka->addr.v6 = ifc->address->u.prefix6; | |
81 | if (ifc->destination) | |
82 | ka->dstbrd.v6 = ifc->destination->u.prefix6; | |
83 | break; | |
84 | default: | |
85 | break; | |
86 | } | |
87 | } | |
88 | ||
87b5f1b7 RW |
89 | void |
90 | pw2zpw(struct l2vpn_pw *pw, struct zapi_pw *zpw) | |
91 | { | |
92 | memset(zpw, 0, sizeof(*zpw)); | |
93 | strlcpy(zpw->ifname, pw->ifname, sizeof(zpw->ifname)); | |
94 | zpw->ifindex = pw->ifindex; | |
95 | zpw->type = pw->l2vpn->pw_type; | |
96 | zpw->af = pw->af; | |
97 | zpw->nexthop.ipv6 = pw->addr.v6; | |
98 | zpw->local_label = NO_LABEL; | |
99 | zpw->remote_label = NO_LABEL; | |
100 | if (pw->flags & F_PW_CWORD) | |
101 | zpw->flags = F_PSEUDOWIRE_CWORD; | |
102 | zpw->data.ldp.lsr_id = pw->lsr_id; | |
103 | zpw->data.ldp.pwid = pw->pwid; | |
104 | strlcpy(zpw->data.ldp.vpn_name, pw->l2vpn->name, | |
105 | sizeof(zpw->data.ldp.vpn_name)); | |
106 | } | |
107 | ||
ce549947 RW |
108 | static int |
109 | zebra_send_mpls_labels(int cmd, struct kroute *kr) | |
110 | { | |
111 | struct stream *s; | |
112 | ||
113 | if (kr->local_label < MPLS_LABEL_RESERVED_MAX || | |
114 | kr->remote_label == NO_LABEL) | |
115 | return (0); | |
116 | ||
88d88a9c | 117 | debug_zebra_out("prefix %s/%u nexthop %s ifindex %u labels %s/%s (%s)", |
ce549947 | 118 | log_addr(kr->af, &kr->prefix), kr->prefixlen, |
88d88a9c RW |
119 | log_addr(kr->af, &kr->nexthop), kr->ifindex, |
120 | log_label(kr->local_label), log_label(kr->remote_label), | |
ce549947 RW |
121 | (cmd == ZEBRA_MPLS_LABELS_ADD) ? "add" : "delete"); |
122 | ||
123 | /* Reset stream. */ | |
124 | s = zclient->obuf; | |
125 | stream_reset(s); | |
126 | ||
127 | zclient_create_header(s, cmd, VRF_DEFAULT); | |
128 | stream_putc(s, ZEBRA_LSP_LDP); | |
129 | stream_putl(s, kr->af); | |
130 | switch (kr->af) { | |
131 | case AF_INET: | |
132 | stream_put_in_addr(s, &kr->prefix.v4); | |
133 | stream_putc(s, kr->prefixlen); | |
134 | stream_put_in_addr(s, &kr->nexthop.v4); | |
135 | break; | |
136 | case AF_INET6: | |
d7c0a89a | 137 | stream_write(s, (uint8_t *)&kr->prefix.v6, 16); |
ce549947 | 138 | stream_putc(s, kr->prefixlen); |
d7c0a89a | 139 | stream_write(s, (uint8_t *)&kr->nexthop.v6, 16); |
ce549947 RW |
140 | break; |
141 | default: | |
142 | fatalx("kr_change: unknown af"); | |
143 | } | |
88d88a9c | 144 | stream_putl(s, kr->ifindex); |
ce549947 RW |
145 | stream_putc(s, kr->priority); |
146 | stream_putl(s, kr->local_label); | |
147 | stream_putl(s, kr->remote_label); | |
148 | ||
149 | /* Put length at the first point of the stream. */ | |
150 | stream_putw_at(s, 0, stream_get_endp(s)); | |
151 | ||
152 | return (zclient_send_message(zclient)); | |
153 | } | |
154 | ||
eac6e3f0 RW |
155 | int |
156 | kr_change(struct kroute *kr) | |
157 | { | |
ce549947 | 158 | return (zebra_send_mpls_labels(ZEBRA_MPLS_LABELS_ADD, kr)); |
eac6e3f0 RW |
159 | } |
160 | ||
161 | int | |
162 | kr_delete(struct kroute *kr) | |
163 | { | |
ce549947 | 164 | return (zebra_send_mpls_labels(ZEBRA_MPLS_LABELS_DELETE, kr)); |
eac6e3f0 RW |
165 | } |
166 | ||
167 | int | |
87b5f1b7 | 168 | kmpw_add(struct zapi_pw *zpw) |
eac6e3f0 | 169 | { |
87b5f1b7 RW |
170 | debug_zebra_out("pseudowire %s nexthop %s (add)", |
171 | zpw->ifname, log_addr(zpw->af, (union ldpd_addr *)&zpw->nexthop)); | |
172 | ||
173 | return (zebra_send_pw(zclient, ZEBRA_PW_ADD, zpw)); | |
eac6e3f0 RW |
174 | } |
175 | ||
176 | int | |
87b5f1b7 | 177 | kmpw_del(struct zapi_pw *zpw) |
eac6e3f0 | 178 | { |
87b5f1b7 RW |
179 | debug_zebra_out("pseudowire %s nexthop %s (del)", |
180 | zpw->ifname, log_addr(zpw->af, (union ldpd_addr *)&zpw->nexthop)); | |
181 | ||
182 | return (zebra_send_pw(zclient, ZEBRA_PW_DELETE, zpw)); | |
183 | } | |
184 | ||
185 | int | |
186 | kmpw_set(struct zapi_pw *zpw) | |
187 | { | |
188 | debug_zebra_out("pseudowire %s nexthop %s labels %u/%u (set)", | |
189 | zpw->ifname, log_addr(zpw->af, (union ldpd_addr *)&zpw->nexthop), | |
190 | zpw->local_label, zpw->remote_label); | |
191 | ||
192 | return (zebra_send_pw(zclient, ZEBRA_PW_SET, zpw)); | |
193 | } | |
194 | ||
195 | int | |
196 | kmpw_unset(struct zapi_pw *zpw) | |
197 | { | |
198 | debug_zebra_out("pseudowire %s nexthop %s (unset)", | |
199 | zpw->ifname, log_addr(zpw->af, (union ldpd_addr *)&zpw->nexthop)); | |
200 | ||
201 | return (zebra_send_pw(zclient, ZEBRA_PW_UNSET, zpw)); | |
eac6e3f0 RW |
202 | } |
203 | ||
204 | void | |
205 | kif_redistribute(const char *ifname) | |
206 | { | |
f4e14fdb RW |
207 | struct vrf *vrf = vrf_lookup_by_id(VRF_DEFAULT); |
208 | struct listnode *cnode; | |
eac6e3f0 RW |
209 | struct interface *ifp; |
210 | struct connected *ifc; | |
211 | struct kif kif; | |
212 | struct kaddr ka; | |
213 | ||
451fda4f | 214 | FOR_ALL_INTERFACES (vrf, ifp) { |
eac6e3f0 RW |
215 | if (ifname && strcmp(ifname, ifp->name) != 0) |
216 | continue; | |
217 | ||
218 | ifp2kif(ifp, &kif); | |
52b530fc | 219 | main_imsg_compose_both(IMSG_IFSTATUS, &kif, sizeof(kif)); |
eac6e3f0 RW |
220 | |
221 | for (ALL_LIST_ELEMENTS_RO(ifp->connected, cnode, ifc)) { | |
222 | ifc2kaddr(ifp, ifc, &ka); | |
223 | main_imsg_compose_ldpe(IMSG_NEWADDR, 0, &ka, | |
224 | sizeof(ka)); | |
225 | } | |
226 | } | |
227 | } | |
228 | ||
229 | static int | |
121f9dee | 230 | ldp_router_id_update(ZAPI_CALLBACK_ARGS) |
eac6e3f0 RW |
231 | { |
232 | struct prefix router_id; | |
233 | ||
234 | zebra_router_id_update_read(zclient->ibuf, &router_id); | |
235 | ||
236 | if (bad_addr_v4(router_id.u.prefix4)) | |
237 | return (0); | |
238 | ||
239 | debug_zebra_in("router-id update %s", inet_ntoa(router_id.u.prefix4)); | |
240 | ||
241 | global.rtr_id.s_addr = router_id.u.prefix4.s_addr; | |
242 | main_imsg_compose_ldpe(IMSG_RTRID_UPDATE, 0, &global.rtr_id, | |
243 | sizeof(global.rtr_id)); | |
244 | ||
245 | return (0); | |
246 | } | |
247 | ||
248 | static int | |
121f9dee | 249 | ldp_interface_add(ZAPI_CALLBACK_ARGS) |
eac6e3f0 RW |
250 | { |
251 | struct interface *ifp; | |
252 | struct kif kif; | |
253 | ||
254 | ifp = zebra_interface_add_read(zclient->ibuf, vrf_id); | |
255 | debug_zebra_in("interface add %s index %d mtu %d", ifp->name, | |
256 | ifp->ifindex, ifp->mtu); | |
257 | ||
258 | ifp2kif(ifp, &kif); | |
52b530fc | 259 | main_imsg_compose_both(IMSG_IFSTATUS, &kif, sizeof(kif)); |
eac6e3f0 RW |
260 | |
261 | return (0); | |
262 | } | |
263 | ||
264 | static int | |
121f9dee | 265 | ldp_interface_delete(ZAPI_CALLBACK_ARGS) |
eac6e3f0 RW |
266 | { |
267 | struct interface *ifp; | |
9cf67225 | 268 | struct kif kif; |
eac6e3f0 RW |
269 | |
270 | /* zebra_interface_state_read() updates interface structure in iflist */ | |
271 | ifp = zebra_interface_state_read(zclient->ibuf, vrf_id); | |
272 | if (ifp == NULL) | |
273 | return (0); | |
274 | ||
275 | debug_zebra_in("interface delete %s index %d mtu %d", ifp->name, | |
276 | ifp->ifindex, ifp->mtu); | |
277 | ||
278 | /* To support pseudo interface do not free interface structure. */ | |
279 | /* if_delete(ifp); */ | |
ff880b78 | 280 | if_set_index(ifp, IFINDEX_INTERNAL); |
9cf67225 RW |
281 | |
282 | ifp2kif(ifp, &kif); | |
283 | main_imsg_compose_both(IMSG_IFSTATUS, &kif, sizeof(kif)); | |
eac6e3f0 RW |
284 | |
285 | return (0); | |
286 | } | |
287 | ||
288 | static int | |
121f9dee | 289 | ldp_interface_status_change(ZAPI_CALLBACK_ARGS) |
eac6e3f0 RW |
290 | { |
291 | struct interface *ifp; | |
292 | struct listnode *node; | |
293 | struct connected *ifc; | |
294 | struct kif kif; | |
295 | struct kaddr ka; | |
eac6e3f0 RW |
296 | |
297 | /* | |
298 | * zebra_interface_state_read() updates interface structure in | |
299 | * iflist. | |
300 | */ | |
301 | ifp = zebra_interface_state_read(zclient->ibuf, vrf_id); | |
302 | if (ifp == NULL) | |
303 | return (0); | |
304 | ||
305 | debug_zebra_in("interface %s state update", ifp->name); | |
306 | ||
307 | ifp2kif(ifp, &kif); | |
52b530fc | 308 | main_imsg_compose_both(IMSG_IFSTATUS, &kif, sizeof(kif)); |
eac6e3f0 | 309 | |
988ded8d | 310 | if (if_is_operative(ifp)) { |
eac6e3f0 RW |
311 | for (ALL_LIST_ELEMENTS_RO(ifp->connected, node, ifc)) { |
312 | ifc2kaddr(ifp, ifc, &ka); | |
313 | main_imsg_compose_ldpe(IMSG_NEWADDR, 0, &ka, | |
314 | sizeof(ka)); | |
315 | } | |
316 | } else { | |
317 | for (ALL_LIST_ELEMENTS_RO(ifp->connected, node, ifc)) { | |
318 | ifc2kaddr(ifp, ifc, &ka); | |
319 | main_imsg_compose_ldpe(IMSG_DELADDR, 0, &ka, | |
320 | sizeof(ka)); | |
321 | } | |
322 | } | |
323 | ||
324 | return (0); | |
325 | } | |
326 | ||
327 | static int | |
121f9dee | 328 | ldp_interface_address_add(ZAPI_CALLBACK_ARGS) |
eac6e3f0 RW |
329 | { |
330 | struct connected *ifc; | |
331 | struct interface *ifp; | |
332 | struct kaddr ka; | |
333 | ||
121f9dee | 334 | ifc = zebra_interface_address_read(cmd, zclient->ibuf, vrf_id); |
eac6e3f0 RW |
335 | if (ifc == NULL) |
336 | return (0); | |
337 | ||
338 | ifp = ifc->ifp; | |
339 | ifc2kaddr(ifp, ifc, &ka); | |
340 | ||
341 | /* Filter invalid addresses. */ | |
342 | if (bad_addr(ka.af, &ka.addr)) | |
343 | return (0); | |
344 | ||
9cf67225 RW |
345 | debug_zebra_in("address add %s/%u interface %s", |
346 | log_addr(ka.af, &ka.addr), ka.prefixlen, ifp->name); | |
eac6e3f0 RW |
347 | |
348 | /* notify ldpe about new address */ | |
349 | main_imsg_compose_ldpe(IMSG_NEWADDR, 0, &ka, sizeof(ka)); | |
350 | ||
351 | return (0); | |
352 | } | |
353 | ||
354 | static int | |
121f9dee | 355 | ldp_interface_address_delete(ZAPI_CALLBACK_ARGS) |
eac6e3f0 RW |
356 | { |
357 | struct connected *ifc; | |
358 | struct interface *ifp; | |
359 | struct kaddr ka; | |
360 | ||
121f9dee | 361 | ifc = zebra_interface_address_read(cmd, zclient->ibuf, vrf_id); |
eac6e3f0 RW |
362 | if (ifc == NULL) |
363 | return (0); | |
364 | ||
365 | ifp = ifc->ifp; | |
366 | ifc2kaddr(ifp, ifc, &ka); | |
367 | connected_free(ifc); | |
368 | ||
369 | /* Filter invalid addresses. */ | |
370 | if (bad_addr(ka.af, &ka.addr)) | |
371 | return (0); | |
372 | ||
9cf67225 RW |
373 | debug_zebra_in("address delete %s/%u interface %s", |
374 | log_addr(ka.af, &ka.addr), ka.prefixlen, ifp->name); | |
eac6e3f0 RW |
375 | |
376 | /* notify ldpe about removed address */ | |
377 | main_imsg_compose_ldpe(IMSG_DELADDR, 0, &ka, sizeof(ka)); | |
378 | ||
379 | return (0); | |
380 | } | |
381 | ||
382 | static int | |
121f9dee | 383 | ldp_zebra_read_route(ZAPI_CALLBACK_ARGS) |
eac6e3f0 | 384 | { |
74489921 RW |
385 | struct zapi_route api; |
386 | struct zapi_nexthop *api_nh; | |
eac6e3f0 | 387 | struct kroute kr; |
74489921 RW |
388 | int i, add = 0; |
389 | ||
390 | if (zapi_route_decode(zclient->ibuf, &api) < 0) | |
391 | return -1; | |
392 | ||
393 | /* we completely ignore srcdest routes for now. */ | |
394 | if (CHECK_FLAG(api.message, ZAPI_MESSAGE_SRCPFX)) | |
395 | return (0); | |
eac6e3f0 RW |
396 | |
397 | memset(&kr, 0, sizeof(kr)); | |
74489921 RW |
398 | kr.af = api.prefix.family; |
399 | switch (kr.af) { | |
400 | case AF_INET: | |
401 | kr.prefix.v4 = api.prefix.u.prefix4; | |
402 | break; | |
403 | case AF_INET6: | |
404 | kr.prefix.v6 = api.prefix.u.prefix6; | |
405 | break; | |
406 | default: | |
407 | break; | |
408 | } | |
409 | kr.prefixlen = api.prefix.prefixlen; | |
410 | kr.priority = api.distance; | |
eac6e3f0 | 411 | |
74489921 | 412 | switch (api.type) { |
a695cc7b | 413 | case ZEBRA_ROUTE_CONNECT: |
eac6e3f0 | 414 | kr.flags |= F_CONNECTED; |
a695cc7b RW |
415 | break; |
416 | case ZEBRA_ROUTE_BGP: | |
417 | /* LDP should follow the IGP and ignore BGP routes */ | |
418 | return (0); | |
419 | default: | |
420 | break; | |
421 | } | |
422 | ||
eac6e3f0 RW |
423 | if (bad_addr(kr.af, &kr.prefix) || |
424 | (kr.af == AF_INET6 && IN6_IS_SCOPE_EMBED(&kr.prefix.v6))) | |
425 | return (0); | |
426 | ||
121f9dee | 427 | if (cmd == ZEBRA_REDISTRIBUTE_ROUTE_ADD) |
1f2ff5b5 RW |
428 | add = 1; |
429 | ||
74489921 | 430 | if (api.nexthop_num == 0) |
1f2ff5b5 RW |
431 | debug_zebra_in("route %s %s/%d (%s)", (add) ? "add" : "delete", |
432 | log_addr(kr.af, &kr.prefix), kr.prefixlen, | |
74489921 | 433 | zebra_route_string(api.type)); |
eac6e3f0 RW |
434 | |
435 | /* loop through all the nexthops */ | |
74489921 RW |
436 | for (i = 0; i < api.nexthop_num; i++) { |
437 | api_nh = &api.nexthops[i]; | |
cddef813 RW |
438 | switch (api_nh->type) { |
439 | case NEXTHOP_TYPE_IPV4: | |
440 | if (kr.af != AF_INET) | |
441 | continue; | |
442 | kr.nexthop.v4 = api_nh->gate.ipv4; | |
443 | kr.ifindex = 0; | |
444 | break; | |
445 | case NEXTHOP_TYPE_IPV4_IFINDEX: | |
446 | if (kr.af != AF_INET) | |
447 | continue; | |
74489921 | 448 | kr.nexthop.v4 = api_nh->gate.ipv4; |
cddef813 | 449 | kr.ifindex = api_nh->ifindex; |
eac6e3f0 | 450 | break; |
cddef813 RW |
451 | case NEXTHOP_TYPE_IPV6: |
452 | if (kr.af != AF_INET6) | |
453 | continue; | |
74489921 | 454 | kr.nexthop.v6 = api_nh->gate.ipv6; |
cddef813 | 455 | kr.ifindex = 0; |
eac6e3f0 | 456 | break; |
cddef813 RW |
457 | case NEXTHOP_TYPE_IPV6_IFINDEX: |
458 | if (kr.af != AF_INET6) | |
459 | continue; | |
460 | kr.nexthop.v6 = api_nh->gate.ipv6; | |
461 | kr.ifindex = api_nh->ifindex; | |
462 | break; | |
463 | case NEXTHOP_TYPE_IFINDEX: | |
464 | if (!(kr.flags & F_CONNECTED)) | |
465 | continue; | |
eac6e3f0 | 466 | break; |
cddef813 RW |
467 | default: |
468 | continue; | |
eac6e3f0 | 469 | } |
eac6e3f0 | 470 | |
1f2ff5b5 RW |
471 | debug_zebra_in("route %s %s/%d nexthop %s ifindex %u (%s)", |
472 | (add) ? "add" : "delete", log_addr(kr.af, &kr.prefix), | |
473 | kr.prefixlen, log_addr(kr.af, &kr.nexthop), kr.ifindex, | |
74489921 | 474 | zebra_route_string(api.type)); |
1f2ff5b5 RW |
475 | |
476 | if (add) | |
eac6e3f0 RW |
477 | main_imsg_compose_lde(IMSG_NETWORK_ADD, 0, &kr, |
478 | sizeof(kr)); | |
eac6e3f0 RW |
479 | } |
480 | ||
8cb1fc45 | 481 | main_imsg_compose_lde(IMSG_NETWORK_UPDATE, 0, &kr, sizeof(kr)); |
134970a2 | 482 | |
eac6e3f0 RW |
483 | return (0); |
484 | } | |
485 | ||
87b5f1b7 RW |
486 | /* |
487 | * Receive PW status update from Zebra and send it to LDE process. | |
488 | */ | |
489 | static int | |
121f9dee | 490 | ldp_zebra_read_pw_status_update(ZAPI_CALLBACK_ARGS) |
87b5f1b7 RW |
491 | { |
492 | struct zapi_pw_status zpw; | |
493 | ||
121f9dee | 494 | zebra_read_pw_status_update(cmd, zclient, length, vrf_id, &zpw); |
87b5f1b7 RW |
495 | |
496 | debug_zebra_in("pseudowire %s status %s", zpw.ifname, | |
497 | (zpw.status == PW_STATUS_UP) ? "up" : "down"); | |
498 | ||
499 | main_imsg_compose_lde(IMSG_PW_UPDATE, 0, &zpw, sizeof(zpw)); | |
500 | ||
501 | return (0); | |
502 | } | |
503 | ||
eac6e3f0 RW |
504 | static void |
505 | ldp_zebra_connected(struct zclient *zclient) | |
506 | { | |
eac6e3f0 | 507 | zclient_send_reg_requests(zclient, VRF_DEFAULT); |
a695cc7b RW |
508 | zebra_redistribute_send(ZEBRA_REDISTRIBUTE_ADD, zclient, AFI_IP, |
509 | ZEBRA_ROUTE_ALL, 0, VRF_DEFAULT); | |
510 | zebra_redistribute_send(ZEBRA_REDISTRIBUTE_ADD, zclient, AFI_IP6, | |
511 | ZEBRA_ROUTE_ALL, 0, VRF_DEFAULT); | |
eac6e3f0 RW |
512 | } |
513 | ||
342213ea DS |
514 | extern struct zebra_privs_t ldpd_privs; |
515 | ||
eac6e3f0 RW |
516 | void |
517 | ldp_zebra_init(struct thread_master *master) | |
518 | { | |
519 | /* Set default values. */ | |
26f63a1e | 520 | zclient = zclient_new(master, &zclient_options_default); |
342213ea | 521 | zclient_init(zclient, ZEBRA_ROUTE_LDP, 0, &ldpd_privs); |
eac6e3f0 RW |
522 | |
523 | /* set callbacks */ | |
524 | zclient->zebra_connected = ldp_zebra_connected; | |
525 | zclient->router_id_update = ldp_router_id_update; | |
526 | zclient->interface_add = ldp_interface_add; | |
527 | zclient->interface_delete = ldp_interface_delete; | |
528 | zclient->interface_up = ldp_interface_status_change; | |
529 | zclient->interface_down = ldp_interface_status_change; | |
530 | zclient->interface_address_add = ldp_interface_address_add; | |
531 | zclient->interface_address_delete = ldp_interface_address_delete; | |
74489921 RW |
532 | zclient->redistribute_route_add = ldp_zebra_read_route; |
533 | zclient->redistribute_route_del = ldp_zebra_read_route; | |
87b5f1b7 | 534 | zclient->pw_status_update = ldp_zebra_read_pw_status_update; |
eac6e3f0 | 535 | } |
64dffe25 RW |
536 | |
537 | void | |
538 | ldp_zebra_destroy(void) | |
539 | { | |
540 | zclient_stop(zclient); | |
541 | zclient_free(zclient); | |
542 | zclient = NULL; | |
543 | } |