2 * Zebra connect library for OSPFd
3 * Copyright (C) 1997, 98, 99, 2000 Kunihiro Ishiguro, Toshiaki Takada
5 * This file is part of GNU Zebra.
7 * GNU Zebra 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
12 * GNU Zebra 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.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; see the file COPYING; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
39 #include "ospfd/ospfd.h"
40 #include "ospfd/ospf_interface.h"
41 #include "ospfd/ospf_ism.h"
42 #include "ospfd/ospf_asbr.h"
43 #include "ospfd/ospf_asbr.h"
44 #include "ospfd/ospf_abr.h"
45 #include "ospfd/ospf_lsa.h"
46 #include "ospfd/ospf_dump.h"
47 #include "ospfd/ospf_route.h"
48 #include "ospfd/ospf_lsdb.h"
49 #include "ospfd/ospf_neighbor.h"
50 #include "ospfd/ospf_nsm.h"
51 #include "ospfd/ospf_zebra.h"
52 #include "ospfd/ospf_te.h"
54 DEFINE_MTYPE_STATIC(OSPFD
, OSPF_EXTERNAL
, "OSPF External route table")
55 DEFINE_MTYPE_STATIC(OSPFD
, OSPF_REDISTRIBUTE
, "OSPF Redistriute")
56 DEFINE_MTYPE_STATIC(OSPFD
, OSPF_DIST_ARGS
, "OSPF Distribute arguments")
58 DEFINE_HOOK(ospf_if_update
, (struct interface
* ifp
), (ifp
))
59 DEFINE_HOOK(ospf_if_delete
, (struct interface
* ifp
), (ifp
))
61 /* Zebra structure to hold current status. */
62 struct zclient
*zclient
= NULL
;
64 /* For registering threads. */
65 extern struct thread_master
*master
;
67 /* Router-id update message from zebra. */
68 static int ospf_router_id_update_zebra(int command
, struct zclient
*zclient
,
69 zebra_size_t length
, vrf_id_t vrf_id
)
71 struct ospf
*ospf
= NULL
;
72 struct prefix router_id
;
73 zebra_router_id_update_read(zclient
->ibuf
, &router_id
);
75 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
)) {
76 char buf
[PREFIX2STR_BUFFER
];
77 prefix2str(&router_id
, buf
, sizeof(buf
));
78 zlog_debug("Zebra rcvd: router id update %s vrf %s id %u", buf
,
79 ospf_vrf_id_to_name(vrf_id
), vrf_id
);
82 ospf
= ospf_lookup_by_vrf_id(vrf_id
);
85 ospf
->router_id_zebra
= router_id
.u
.prefix4
;
86 ospf_router_id_update(ospf
);
88 if (IS_DEBUG_OSPF_EVENT
) {
89 char buf
[PREFIX2STR_BUFFER
];
91 prefix2str(&router_id
, buf
, sizeof(buf
));
93 "%s: ospf instance not found for vrf %s id %u router_id %s",
95 ospf_vrf_id_to_name(vrf_id
), vrf_id
, buf
);
101 /* Inteface addition message from zebra. */
102 static int ospf_interface_add(int command
, struct zclient
*zclient
,
103 zebra_size_t length
, vrf_id_t vrf_id
)
105 struct interface
*ifp
= NULL
;
106 struct ospf
*ospf
= NULL
;
108 ifp
= zebra_interface_add_read(zclient
->ibuf
, vrf_id
);
112 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
))
114 "Zebra: interface add %s vrf %s[%u] index %d flags %llx metric %d mtu %d",
115 ifp
->name
, ospf_vrf_id_to_name(ifp
->vrf_id
),
116 ifp
->vrf_id
, ifp
->ifindex
,
117 (unsigned long long)ifp
->flags
, ifp
->metric
, ifp
->mtu
);
121 if (IF_DEF_PARAMS(ifp
)
122 && !OSPF_IF_PARAM_CONFIGURED(IF_DEF_PARAMS(ifp
), type
)) {
123 SET_IF_PARAM(IF_DEF_PARAMS(ifp
), type
);
124 IF_DEF_PARAMS(ifp
)->type
= ospf_default_iftype(ifp
);
127 ospf
= ospf_lookup_by_vrf_id(vrf_id
);
131 ospf_if_update(ospf
, ifp
);
133 hook_call(ospf_if_update
, ifp
);
138 static int ospf_interface_delete(int command
, struct zclient
*zclient
,
139 zebra_size_t length
, vrf_id_t vrf_id
)
141 struct interface
*ifp
;
143 struct route_node
*rn
;
146 /* zebra_interface_state_read() updates interface structure in iflist */
147 ifp
= zebra_interface_state_read(s
, vrf_id
);
153 zlog_warn("Zebra: got delete of %s, but interface is still up",
156 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
))
158 "Zebra: interface delete %s vrf %s[%u] index %d flags %llx metric %d mtu %d",
159 ifp
->name
, ospf_vrf_id_to_name(ifp
->vrf_id
),
160 ifp
->vrf_id
, ifp
->ifindex
,
161 (unsigned long long)ifp
->flags
, ifp
->metric
, ifp
->mtu
);
163 hook_call(ospf_if_delete
, ifp
);
165 for (rn
= route_top(IF_OIFS(ifp
)); rn
; rn
= route_next(rn
))
167 ospf_if_free((struct ospf_interface
*)rn
->info
);
169 if_set_index(ifp
, IFINDEX_INTERNAL
);
173 static struct interface
*zebra_interface_if_lookup(struct stream
*s
,
176 char ifname_tmp
[INTERFACE_NAMSIZ
];
178 /* Read interface name. */
179 stream_get(ifname_tmp
, s
, INTERFACE_NAMSIZ
);
181 /* And look it up. */
182 return if_lookup_by_name(ifname_tmp
, vrf_id
);
185 static int ospf_interface_state_up(int command
, struct zclient
*zclient
,
186 zebra_size_t length
, vrf_id_t vrf_id
)
188 struct interface
*ifp
;
189 struct ospf_interface
*oi
;
190 struct route_node
*rn
;
192 ifp
= zebra_interface_if_lookup(zclient
->ibuf
, vrf_id
);
197 /* Interface is already up. */
198 if (if_is_operative(ifp
)) {
199 /* Temporarily keep ifp values. */
200 struct interface if_tmp
;
201 memcpy(&if_tmp
, ifp
, sizeof(struct interface
));
203 zebra_interface_if_set_value(zclient
->ibuf
, ifp
);
205 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
))
207 "Zebra: Interface[%s] state update speed %u -> %u, bw %d -> %d",
208 ifp
->name
, if_tmp
.speed
, ifp
->speed
,
209 if_tmp
.bandwidth
, ifp
->bandwidth
);
211 ospf_if_recalculate_output_cost(ifp
);
213 if (if_tmp
.mtu
!= ifp
->mtu
) {
214 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
))
216 "Zebra: Interface[%s] MTU change %u -> %u.",
217 ifp
->name
, if_tmp
.mtu
, ifp
->mtu
);
219 /* Must reset the interface (simulate down/up) when MTU
226 zebra_interface_if_set_value(zclient
->ibuf
, ifp
);
228 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
))
229 zlog_debug("Zebra: Interface[%s] state change to up.",
232 for (rn
= route_top(IF_OIFS(ifp
)); rn
; rn
= route_next(rn
)) {
233 if ((oi
= rn
->info
) == NULL
)
242 static int ospf_interface_state_down(int command
, struct zclient
*zclient
,
243 zebra_size_t length
, vrf_id_t vrf_id
)
245 struct interface
*ifp
;
246 struct ospf_interface
*oi
;
247 struct route_node
*node
;
249 ifp
= zebra_interface_state_read(zclient
->ibuf
, vrf_id
);
254 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
))
255 zlog_debug("Zebra: Interface[%s] state change to down.",
258 for (node
= route_top(IF_OIFS(ifp
)); node
; node
= route_next(node
)) {
259 if ((oi
= node
->info
) == NULL
)
267 static int ospf_interface_address_add(int command
, struct zclient
*zclient
,
268 zebra_size_t length
, vrf_id_t vrf_id
)
271 struct ospf
*ospf
= NULL
;
274 c
= zebra_interface_address_read(command
, zclient
->ibuf
, vrf_id
);
279 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
)) {
280 char buf
[PREFIX2STR_BUFFER
];
281 prefix2str(c
->address
, buf
, sizeof(buf
));
282 zlog_debug("Zebra: interface %s address add %s vrf %s id %u",
283 c
->ifp
->name
, buf
, ospf_vrf_id_to_name(vrf_id
),
287 ospf
= ospf_lookup_by_vrf_id(vrf_id
);
291 ospf_if_update(ospf
, c
->ifp
);
293 hook_call(ospf_if_update
, c
->ifp
);
298 static int ospf_interface_address_delete(int command
, struct zclient
*zclient
,
299 zebra_size_t length
, vrf_id_t vrf_id
)
302 struct interface
*ifp
;
303 struct ospf_interface
*oi
;
304 struct route_node
*rn
;
307 c
= zebra_interface_address_read(command
, zclient
->ibuf
, vrf_id
);
312 if (IS_DEBUG_OSPF(zebra
, ZEBRA_INTERFACE
)) {
313 char buf
[PREFIX2STR_BUFFER
];
314 prefix2str(c
->address
, buf
, sizeof(buf
));
315 zlog_debug("Zebra: interface %s address delete %s",
321 p
.prefixlen
= IPV4_MAX_PREFIXLEN
;
323 rn
= route_node_lookup(IF_OIFS(ifp
), &p
);
331 route_unlock_node(rn
);
333 /* Call interface hook functions to clean up */
336 hook_call(ospf_if_update
, c
->ifp
);
343 static int ospf_interface_link_params(int command
, struct zclient
*zclient
,
346 struct interface
*ifp
;
348 ifp
= zebra_interface_link_params_read(zclient
->ibuf
);
354 ospf_mpls_te_update_if(ifp
);
359 /* VRF update for an interface. */
360 static int ospf_interface_vrf_update(int command
, struct zclient
*zclient
,
361 zebra_size_t length
, vrf_id_t vrf_id
)
363 struct interface
*ifp
= NULL
;
366 ifp
= zebra_interface_vrf_update_read(zclient
->ibuf
, vrf_id
,
371 if (IS_DEBUG_OSPF_EVENT
)
373 "%s: Rx Interface %s VRF change vrf_id %u New vrf %s id %u",
374 __PRETTY_FUNCTION__
, ifp
->name
, vrf_id
,
375 ospf_vrf_id_to_name(new_vrf_id
), new_vrf_id
);
377 /*if_update(ifp, ifp->name, strlen(ifp->name), new_vrf_id);*/
378 if_update_to_new_vrf(ifp
, new_vrf_id
);
383 void ospf_zebra_add(struct ospf
*ospf
, struct prefix_ipv4
*p
,
384 struct ospf_route
* or)
386 struct zapi_route api
;
387 struct zapi_nexthop
*api_nh
;
389 struct ospf_path
*path
;
390 struct listnode
*node
;
393 memset(&api
, 0, sizeof(api
));
394 api
.vrf_id
= ospf
->vrf_id
;
395 api
.type
= ZEBRA_ROUTE_OSPF
;
396 api
.instance
= ospf
->instance
;
397 api
.safi
= SAFI_UNICAST
;
399 memcpy(&api
.prefix
, p
, sizeof(*p
));
400 SET_FLAG(api
.message
, ZAPI_MESSAGE_NEXTHOP
);
403 SET_FLAG(api
.message
, ZAPI_MESSAGE_METRIC
);
404 if (or->path_type
== OSPF_PATH_TYPE1_EXTERNAL
)
405 api
.metric
= or->cost
+ or->u
.ext
.type2_cost
;
406 else if (or->path_type
== OSPF_PATH_TYPE2_EXTERNAL
)
407 api
.metric
= or->u
.ext
.type2_cost
;
409 api
.metric
= or->cost
;
411 /* Check if path type is ASE */
412 if (((or->path_type
== OSPF_PATH_TYPE1_EXTERNAL
)
413 || (or->path_type
== OSPF_PATH_TYPE2_EXTERNAL
))
414 && (or->u
.ext
.tag
> 0) && (or->u
.ext
.tag
<= ROUTE_TAG_MAX
)) {
415 SET_FLAG(api
.message
, ZAPI_MESSAGE_TAG
);
416 api
.tag
= or->u
.ext
.tag
;
419 /* Distance value. */
420 distance
= ospf_distance_apply(ospf
, p
, or);
422 SET_FLAG(api
.message
, ZAPI_MESSAGE_DISTANCE
);
423 api
.distance
= distance
;
426 /* Nexthop, ifindex, distance and metric information. */
427 for (ALL_LIST_ELEMENTS_RO(or->paths
, node
, path
)) {
428 if (count
>= MULTIPATH_NUM
)
430 api_nh
= &api
.nexthops
[count
];
432 if (path
->unnumbered
|| (path
->nexthop
.s_addr
!= INADDR_ANY
433 && path
->ifindex
!= 0)) {
434 #else /* HAVE_NETLINK */
435 if (path
->nexthop
.s_addr
!= INADDR_ANY
&& path
->ifindex
!= 0) {
436 #endif /* HAVE_NETLINK */
437 api_nh
->gate
.ipv4
= path
->nexthop
;
438 api_nh
->ifindex
= path
->ifindex
;
439 api_nh
->type
= NEXTHOP_TYPE_IPV4_IFINDEX
;
440 } else if (path
->nexthop
.s_addr
!= INADDR_ANY
) {
441 api_nh
->gate
.ipv4
= path
->nexthop
;
442 api_nh
->type
= NEXTHOP_TYPE_IPV4
;
444 api_nh
->ifindex
= path
->ifindex
;
445 api_nh
->type
= NEXTHOP_TYPE_IFINDEX
;
447 api_nh
->vrf_id
= ospf
->vrf_id
;
450 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
)) {
451 char buf
[2][PREFIX2STR_BUFFER
];
454 "Zebra: Route add %s nexthop %s, ifindex=%d",
455 prefix2str(p
, buf
[0], sizeof(buf
[0])),
456 inet_ntop(AF_INET
, &path
->nexthop
,
457 buf
[1], sizeof(buf
[1])),
461 api
.nexthop_num
= count
;
463 zclient_route_send(ZEBRA_ROUTE_ADD
, zclient
, &api
);
466 void ospf_zebra_delete(struct ospf
*ospf
, struct prefix_ipv4
*p
,
467 struct ospf_route
* or)
469 struct zapi_route api
;
471 memset(&api
, 0, sizeof(api
));
472 api
.vrf_id
= ospf
->vrf_id
;
473 api
.type
= ZEBRA_ROUTE_OSPF
;
474 api
.instance
= ospf
->instance
;
475 api
.safi
= SAFI_UNICAST
;
476 memcpy(&api
.prefix
, p
, sizeof(*p
));
478 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
)) {
479 char buf
[PREFIX2STR_BUFFER
];
480 zlog_debug("Zebra: Route delete %s",
481 prefix2str(p
, buf
, sizeof(buf
)));
484 zclient_route_send(ZEBRA_ROUTE_DELETE
, zclient
, &api
);
487 void ospf_zebra_add_discard(struct ospf
*ospf
, struct prefix_ipv4
*p
)
489 struct zapi_route api
;
491 memset(&api
, 0, sizeof(api
));
492 api
.vrf_id
= ospf
->vrf_id
;
493 api
.type
= ZEBRA_ROUTE_OSPF
;
494 api
.instance
= ospf
->instance
;
495 api
.safi
= SAFI_UNICAST
;
496 memcpy(&api
.prefix
, p
, sizeof(*p
));
497 zapi_route_set_blackhole(&api
, BLACKHOLE_NULL
);
499 zclient_route_send(ZEBRA_ROUTE_ADD
, zclient
, &api
);
501 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
)) {
502 char buf
[PREFIX2STR_BUFFER
];
503 zlog_debug("Zebra: Route add discard %s",
504 prefix2str(p
, buf
, sizeof(buf
)));
508 void ospf_zebra_delete_discard(struct ospf
*ospf
, struct prefix_ipv4
*p
)
510 struct zapi_route api
;
512 memset(&api
, 0, sizeof(api
));
513 api
.vrf_id
= ospf
->vrf_id
;
514 api
.type
= ZEBRA_ROUTE_OSPF
;
515 api
.instance
= ospf
->instance
;
516 api
.safi
= SAFI_UNICAST
;
517 memcpy(&api
.prefix
, p
, sizeof(*p
));
518 zapi_route_set_blackhole(&api
, BLACKHOLE_NULL
);
520 zclient_route_send(ZEBRA_ROUTE_DELETE
, zclient
, &api
);
522 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
)) {
523 char buf
[PREFIX2STR_BUFFER
];
524 zlog_debug("Zebra: Route delete discard %s",
525 prefix2str(p
, buf
, sizeof(buf
)));
529 struct ospf_external
*ospf_external_lookup(struct ospf
*ospf
, uint8_t type
,
530 unsigned short instance
)
532 struct list
*ext_list
;
533 struct listnode
*node
;
534 struct ospf_external
*ext
;
536 ext_list
= ospf
->external
[type
];
540 for (ALL_LIST_ELEMENTS_RO(ext_list
, node
, ext
))
541 if (ext
->instance
== instance
)
547 struct ospf_external
*ospf_external_add(struct ospf
*ospf
, uint8_t type
,
548 unsigned short instance
)
550 struct list
*ext_list
;
551 struct ospf_external
*ext
;
553 ext
= ospf_external_lookup(ospf
, type
, instance
);
557 if (!ospf
->external
[type
])
558 ospf
->external
[type
] = list_new();
560 ext_list
= ospf
->external
[type
];
561 ext
= (struct ospf_external
*)XCALLOC(MTYPE_OSPF_EXTERNAL
,
562 sizeof(struct ospf_external
));
563 ext
->instance
= instance
;
564 EXTERNAL_INFO(ext
) = route_table_init();
566 listnode_add(ext_list
, ext
);
571 void ospf_external_del(struct ospf
*ospf
, uint8_t type
, unsigned short instance
)
573 struct ospf_external
*ext
;
575 ext
= ospf_external_lookup(ospf
, type
, instance
);
578 if (EXTERNAL_INFO(ext
))
579 route_table_finish(EXTERNAL_INFO(ext
));
581 listnode_delete(ospf
->external
[type
], ext
);
583 if (!ospf
->external
[type
]->count
)
584 list_delete_and_null(&ospf
->external
[type
]);
586 XFREE(MTYPE_OSPF_EXTERNAL
, ext
);
590 struct ospf_redist
*ospf_redist_lookup(struct ospf
*ospf
, uint8_t type
,
591 unsigned short instance
)
593 struct list
*red_list
;
594 struct listnode
*node
;
595 struct ospf_redist
*red
;
597 red_list
= ospf
->redist
[type
];
601 for (ALL_LIST_ELEMENTS_RO(red_list
, node
, red
))
602 if (red
->instance
== instance
)
608 struct ospf_redist
*ospf_redist_add(struct ospf
*ospf
, uint8_t type
,
609 unsigned short instance
)
611 struct list
*red_list
;
612 struct ospf_redist
*red
;
614 red
= ospf_redist_lookup(ospf
, type
, instance
);
618 if (!ospf
->redist
[type
])
619 ospf
->redist
[type
] = list_new();
621 red_list
= ospf
->redist
[type
];
622 red
= (struct ospf_redist
*)XCALLOC(MTYPE_OSPF_REDISTRIBUTE
,
623 sizeof(struct ospf_redist
));
624 red
->instance
= instance
;
625 red
->dmetric
.type
= -1;
626 red
->dmetric
.value
= -1;
628 listnode_add(red_list
, red
);
633 void ospf_redist_del(struct ospf
*ospf
, uint8_t type
, unsigned short instance
)
635 struct ospf_redist
*red
;
637 red
= ospf_redist_lookup(ospf
, type
, instance
);
640 listnode_delete(ospf
->redist
[type
], red
);
641 if (!ospf
->redist
[type
]->count
) {
642 list_delete_and_null(&ospf
->redist
[type
]);
644 ospf_routemap_unset(red
);
645 XFREE(MTYPE_OSPF_REDISTRIBUTE
, red
);
650 int ospf_is_type_redistributed(struct ospf
*ospf
, int type
,
651 unsigned short instance
)
653 return (DEFAULT_ROUTE_TYPE(type
)
654 ? vrf_bitmap_check(zclient
->default_information
,
657 && redist_check_instance(
658 &zclient
->mi_redist
[AFI_IP
][type
],
662 zclient
->redist
[AFI_IP
][type
],
666 int ospf_redistribute_set(struct ospf
*ospf
, int type
, unsigned short instance
,
667 int mtype
, int mvalue
)
670 struct ospf_redist
*red
;
672 red
= ospf_redist_lookup(ospf
, type
, instance
);
676 "Redistribute[%s][%d]: Lookup failed Type[%d] , Metric[%d]",
677 ospf_redist_string(type
), instance
,
678 metric_type(ospf
, type
, instance
),
679 metric_value(ospf
, type
, instance
));
680 return CMD_WARNING_CONFIG_FAILED
;
683 if (ospf_is_type_redistributed(ospf
, type
, instance
)) {
684 if (mtype
!= red
->dmetric
.type
) {
685 red
->dmetric
.type
= mtype
;
686 force
= LSA_REFRESH_FORCE
;
688 if (mvalue
!= red
->dmetric
.value
) {
689 red
->dmetric
.value
= mvalue
;
690 force
= LSA_REFRESH_FORCE
;
693 ospf_external_lsa_refresh_type(ospf
, type
, instance
, force
);
695 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
))
697 "Redistribute[%s][%d]: Refresh Type[%d], Metric[%d]",
698 ospf_redist_string(type
), instance
,
699 metric_type(ospf
, type
, instance
),
700 metric_value(ospf
, type
, instance
));
705 red
->dmetric
.type
= mtype
;
706 red
->dmetric
.value
= mvalue
;
708 ospf_external_add(ospf
, type
, instance
);
710 zclient_redistribute(ZEBRA_REDISTRIBUTE_ADD
, zclient
, AFI_IP
, type
,
711 instance
, ospf
->vrf_id
);
713 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
))
715 "Redistribute[%s][%d] vrf id %u: Start Type[%d], Metric[%d]",
716 ospf_redist_string(type
), instance
, ospf
->vrf_id
,
717 metric_type(ospf
, type
, instance
),
718 metric_value(ospf
, type
, instance
));
720 ospf_asbr_status_update(ospf
, ++ospf
->redistribute
);
725 int ospf_redistribute_unset(struct ospf
*ospf
, int type
,
726 unsigned short instance
)
728 if (type
== zclient
->redist_default
&& instance
== zclient
->instance
)
731 if (!ospf_is_type_redistributed(ospf
, type
, instance
))
734 zclient_redistribute(ZEBRA_REDISTRIBUTE_DELETE
, zclient
, AFI_IP
, type
,
735 instance
, ospf
->vrf_id
);
737 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
))
738 zlog_debug("Redistribute[%s][%d] vrf id %u: Stop",
739 ospf_redist_string(type
), instance
, ospf
->vrf_id
);
741 ospf_redist_del(ospf
, type
, instance
);
743 /* Remove the routes from OSPF table. */
744 ospf_redistribute_withdraw(ospf
, type
, instance
);
746 ospf_external_del(ospf
, type
, instance
);
748 ospf_asbr_status_update(ospf
, --ospf
->redistribute
);
753 int ospf_redistribute_default_set(struct ospf
*ospf
, int originate
, int mtype
,
756 struct ospf_redist
*red
;
758 ospf
->default_originate
= originate
;
760 red
= ospf_redist_add(ospf
, DEFAULT_ROUTE
, 0);
761 red
->dmetric
.type
= mtype
;
762 red
->dmetric
.value
= mvalue
;
764 ospf_external_add(ospf
, DEFAULT_ROUTE
, 0);
766 if (ospf_is_type_redistributed(ospf
, DEFAULT_ROUTE
, 0)) {
767 /* if ospf->default_originate changes value, is calling
768 ospf_external_lsa_refresh_default sufficient to implement
770 ospf_external_lsa_refresh_default(ospf
);
772 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
))
774 "Redistribute[%s]: Refresh Type[%d], Metric[%d]",
775 ospf_redist_string(DEFAULT_ROUTE
),
776 metric_type(ospf
, DEFAULT_ROUTE
, 0),
777 metric_value(ospf
, DEFAULT_ROUTE
, 0));
781 zclient_redistribute_default(ZEBRA_REDISTRIBUTE_DEFAULT_ADD
, zclient
,
784 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
))
785 zlog_debug("Redistribute[DEFAULT]: Start Type[%d], Metric[%d]",
786 metric_type(ospf
, DEFAULT_ROUTE
, 0),
787 metric_value(ospf
, DEFAULT_ROUTE
, 0));
789 if (ospf
->router_id
.s_addr
== 0)
790 ospf
->external_origin
|= (1 << DEFAULT_ROUTE
);
792 thread_add_timer(master
, ospf_default_originate_timer
, ospf
, 1,
795 ospf_asbr_status_update(ospf
, ++ospf
->redistribute
);
800 int ospf_redistribute_default_unset(struct ospf
*ospf
)
802 if (!ospf_is_type_redistributed(ospf
, DEFAULT_ROUTE
, 0))
805 ospf
->default_originate
= DEFAULT_ORIGINATE_NONE
;
806 ospf_redist_del(ospf
, DEFAULT_ROUTE
, 0);
808 zclient_redistribute_default(ZEBRA_REDISTRIBUTE_DEFAULT_DELETE
, zclient
,
811 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
))
812 zlog_debug("Redistribute[DEFAULT]: Stop");
814 // Pending: how does the external_info cleanup work in this case?
816 ospf_asbr_status_update(ospf
, --ospf
->redistribute
);
821 static int ospf_external_lsa_originate_check(struct ospf
*ospf
,
822 struct external_info
*ei
)
824 /* If prefix is multicast, then do not originate LSA. */
825 if (IN_MULTICAST(htonl(ei
->p
.prefix
.s_addr
))) {
827 "LSA[Type5:%s]: Not originate AS-external-LSA, "
828 "Prefix belongs multicast",
829 inet_ntoa(ei
->p
.prefix
));
833 /* Take care of default-originate. */
834 if (is_prefix_default(&ei
->p
))
835 if (ospf
->default_originate
== DEFAULT_ORIGINATE_NONE
) {
837 "LSA[Type5:0.0.0.0]: Not originate AS-external-LSA "
845 /* If connected prefix is OSPF enable interface, then do not announce. */
846 int ospf_distribute_check_connected(struct ospf
*ospf
, struct external_info
*ei
)
848 struct listnode
*node
;
849 struct ospf_interface
*oi
;
852 for (ALL_LIST_ELEMENTS_RO(ospf
->oiflist
, node
, oi
))
853 if (prefix_match(oi
->address
, (struct prefix
*)&ei
->p
))
858 /* return 1 if external LSA must be originated, 0 otherwise */
859 int ospf_redistribute_check(struct ospf
*ospf
, struct external_info
*ei
,
862 struct route_map_set_values save_values
;
863 struct prefix_ipv4
*p
= &ei
->p
;
864 struct ospf_redist
*red
;
865 uint8_t type
= is_prefix_default(&ei
->p
) ? DEFAULT_ROUTE
: ei
->type
;
866 unsigned short instance
= is_prefix_default(&ei
->p
) ? 0 : ei
->instance
;
871 if (!ospf_external_lsa_originate_check(ospf
, ei
))
874 /* Take care connected route. */
875 if (type
== ZEBRA_ROUTE_CONNECT
876 && !ospf_distribute_check_connected(ospf
, ei
))
879 if (!DEFAULT_ROUTE_TYPE(type
) && DISTRIBUTE_NAME(ospf
, type
))
880 /* distirbute-list exists, but access-list may not? */
881 if (DISTRIBUTE_LIST(ospf
, type
))
882 if (access_list_apply(DISTRIBUTE_LIST(ospf
, type
), p
)
884 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
)) {
885 char buf
[PREFIX2STR_BUFFER
];
887 "Redistribute[%s]: %s filtered by distribute-list.",
888 ospf_redist_string(type
),
889 prefix2str(p
, buf
, sizeof(buf
)));
894 save_values
= ei
->route_map_set
;
895 ospf_reset_route_map_set_values(&ei
->route_map_set
);
897 /* apply route-map if needed */
898 red
= ospf_redist_lookup(ospf
, type
, instance
);
899 if (red
&& ROUTEMAP_NAME(red
)) {
902 ret
= route_map_apply(ROUTEMAP(red
), (struct prefix
*)p
,
905 if (ret
== RMAP_DENYMATCH
) {
906 ei
->route_map_set
= save_values
;
907 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
)) {
908 char buf
[PREFIX2STR_BUFFER
];
910 "Redistribute[%s]: %s filtered by route-map.",
911 ospf_redist_string(type
),
912 prefix2str(p
, buf
, sizeof(buf
)));
917 /* check if 'route-map set' changed something */
919 *changed
= !ospf_route_map_set_compare(
920 &ei
->route_map_set
, &save_values
);
926 /* OSPF route-map set for redistribution */
927 void ospf_routemap_set(struct ospf_redist
*red
, const char *name
)
929 if (ROUTEMAP_NAME(red
))
930 free(ROUTEMAP_NAME(red
));
932 ROUTEMAP_NAME(red
) = strdup(name
);
933 ROUTEMAP(red
) = route_map_lookup_by_name(name
);
936 void ospf_routemap_unset(struct ospf_redist
*red
)
938 if (ROUTEMAP_NAME(red
))
939 free(ROUTEMAP_NAME(red
));
941 ROUTEMAP_NAME(red
) = NULL
;
942 ROUTEMAP(red
) = NULL
;
945 /* Zebra route add and delete treatment. */
946 static int ospf_zebra_read_route(int command
, struct zclient
*zclient
,
947 zebra_size_t length
, vrf_id_t vrf_id
)
949 struct zapi_route api
;
950 struct prefix_ipv4 p
;
951 unsigned long ifindex
;
952 struct in_addr nexthop
;
953 struct external_info
*ei
;
957 ospf
= ospf_lookup_by_vrf_id(vrf_id
);
961 if (zapi_route_decode(zclient
->ibuf
, &api
) < 0)
964 ifindex
= api
.nexthops
[0].ifindex
;
965 nexthop
= api
.nexthops
[0].gate
.ipv4
;
967 memcpy(&p
, &api
.prefix
, sizeof(p
));
968 if (IPV4_NET127(ntohl(p
.prefix
.s_addr
)))
971 if (IS_DEBUG_OSPF(zebra
, ZEBRA_REDISTRIBUTE
)) {
972 char buf_prefix
[PREFIX_STRLEN
];
973 prefix2str(&api
.prefix
, buf_prefix
, sizeof(buf_prefix
));
975 zlog_debug("%s: from client %s: vrf_id %d, p %s", __func__
,
976 zebra_route_string(api
.type
), vrf_id
, buf_prefix
);
979 if (command
== ZEBRA_REDISTRIBUTE_ROUTE_ADD
) {
980 /* XXX|HACK|TODO|FIXME:
981 * Maybe we should ignore reject/blackhole routes? Testing
982 * shows that there is no problems though and this is only way
983 * to "summarize" routes in ASBR at the moment. Maybe we need
984 * just a better generalised solution for these types?
987 /* Protocol tag overwrites all other tag value sent by zebra */
988 if (ospf
->dtag
[api
.type
] > 0)
989 api
.tag
= ospf
->dtag
[api
.type
];
992 * Given zebra sends update for a prefix via ADD message, it
994 * be considered as an implicit DEL for that prefix with other
998 for (i
= 0; i
< ZEBRA_ROUTE_MAX
; i
++)
1000 ospf_external_info_delete(ospf
, i
, api
.instance
,
1003 ei
= ospf_external_info_add(ospf
, api
.type
, api
.instance
, p
,
1004 ifindex
, nexthop
, api
.tag
);
1006 /* Nothing has changed, so nothing to do; return */
1009 if (ospf
->router_id
.s_addr
== 0)
1010 /* Set flags to generate AS-external-LSA originate event
1011 for each redistributed protocols later. */
1012 ospf
->external_origin
|= (1 << api
.type
);
1015 if (is_prefix_default(&p
))
1016 ospf_external_lsa_refresh_default(ospf
);
1018 struct ospf_lsa
*current
;
1020 current
= ospf_external_info_find_lsa(
1023 ospf_external_lsa_originate(
1028 ZEBRA_REDISTRIBUTE
))
1030 "ospf_zebra_read_route() : %s refreshing LSA",
1033 ospf_external_lsa_refresh(
1040 } else /* if (command == ZEBRA_REDISTRIBUTE_ROUTE_DEL) */
1042 ospf_external_info_delete(ospf
, api
.type
, api
.instance
, p
);
1043 if (is_prefix_default(&p
))
1044 ospf_external_lsa_refresh_default(ospf
);
1046 ospf_external_lsa_flush(ospf
, api
.type
, &p
,
1047 ifindex
/*, nexthop */);
1054 int ospf_distribute_list_out_set(struct ospf
*ospf
, int type
, const char *name
)
1056 /* Lookup access-list for distribute-list. */
1057 DISTRIBUTE_LIST(ospf
, type
) = access_list_lookup(AFI_IP
, name
);
1059 /* Clear previous distribute-name. */
1060 if (DISTRIBUTE_NAME(ospf
, type
))
1061 free(DISTRIBUTE_NAME(ospf
, type
));
1063 /* Set distribute-name. */
1064 DISTRIBUTE_NAME(ospf
, type
) = strdup(name
);
1066 /* If access-list have been set, schedule update timer. */
1067 if (DISTRIBUTE_LIST(ospf
, type
))
1068 ospf_distribute_list_update(ospf
, type
, 0);
1073 int ospf_distribute_list_out_unset(struct ospf
*ospf
, int type
,
1076 /* Schedule update timer. */
1077 if (DISTRIBUTE_LIST(ospf
, type
))
1078 ospf_distribute_list_update(ospf
, type
, 0);
1080 /* Unset distribute-list. */
1081 DISTRIBUTE_LIST(ospf
, type
) = NULL
;
1083 /* Clear distribute-name. */
1084 if (DISTRIBUTE_NAME(ospf
, type
))
1085 free(DISTRIBUTE_NAME(ospf
, type
));
1087 DISTRIBUTE_NAME(ospf
, type
) = NULL
;
1092 /* distribute-list update timer. */
1093 static int ospf_distribute_list_update_timer(struct thread
*thread
)
1095 struct route_node
*rn
;
1096 struct external_info
*ei
;
1097 struct route_table
*rt
;
1098 struct ospf_lsa
*lsa
;
1099 int type
, default_refresh
= 0, arg_type
;
1100 struct ospf
*ospf
= NULL
;
1101 void **arg
= THREAD_ARG(thread
);
1103 ospf
= (struct ospf
*)arg
[0];
1104 arg_type
= (int)(intptr_t)arg
[1];
1109 ospf
->t_distribute_update
= NULL
;
1111 zlog_info("Zebra[Redistribute]: distribute-list update timer fired!");
1113 if (IS_DEBUG_OSPF_EVENT
) {
1115 "%s: ospf distribute-list update arg_type %d vrf %s id %d",
1116 __PRETTY_FUNCTION__
, arg_type
,
1117 ospf_vrf_id_to_name(ospf
->vrf_id
), ospf
->vrf_id
);
1120 /* foreach all external info. */
1121 for (type
= 0; type
<= ZEBRA_ROUTE_MAX
; type
++) {
1122 struct list
*ext_list
;
1123 struct listnode
*node
;
1124 struct ospf_external
*ext
;
1126 ext_list
= ospf
->external
[type
];
1130 for (ALL_LIST_ELEMENTS_RO(ext_list
, node
, ext
)) {
1131 rt
= ext
->external_info
;
1134 for (rn
= route_top(rt
); rn
; rn
= route_next(rn
))
1135 if ((ei
= rn
->info
) != NULL
) {
1136 if (is_prefix_default(&ei
->p
))
1137 default_refresh
= 1;
1139 (lsa
= ospf_external_info_find_lsa(
1141 ospf_external_lsa_refresh(
1143 LSA_REFRESH_IF_CHANGED
);
1145 ospf_external_lsa_originate(
1150 if (default_refresh
)
1151 ospf_external_lsa_refresh_default(ospf
);
1153 XFREE(MTYPE_OSPF_DIST_ARGS
, arg
);
1157 /* Update distribute-list and set timer to apply access-list. */
1158 void ospf_distribute_list_update(struct ospf
*ospf
, int type
,
1159 unsigned short instance
)
1161 struct route_table
*rt
;
1162 struct ospf_external
*ext
;
1163 void **args
= XCALLOC(MTYPE_OSPF_DIST_ARGS
, sizeof(void *) * 2);
1166 args
[1] = (void *)((ptrdiff_t)type
);
1168 /* External info does not exist. */
1169 ext
= ospf_external_lookup(ospf
, type
, instance
);
1170 if (!ext
|| !(rt
= EXTERNAL_INFO(ext
))) {
1171 XFREE(MTYPE_OSPF_DIST_ARGS
, args
);
1175 /* If exists previously invoked thread, then let it continue. */
1176 if (ospf
->t_distribute_update
) {
1177 XFREE(MTYPE_OSPF_DIST_ARGS
, args
);
1182 ospf
->t_distribute_update
= NULL
;
1183 thread_add_timer_msec(master
, ospf_distribute_list_update_timer
,
1184 (void **)args
, ospf
->min_ls_interval
,
1185 &ospf
->t_distribute_update
);
1188 /* If access-list is updated, apply some check. */
1189 static void ospf_filter_update(struct access_list
*access
)
1194 struct ospf_area
*area
;
1195 struct listnode
*node
, *n1
;
1197 /* If OSPF instance does not exist, return right now. */
1198 if (listcount(om
->ospf
) == 0)
1201 /* Iterate all ospf [VRF] instances */
1202 for (ALL_LIST_ELEMENTS_RO(om
->ospf
, n1
, ospf
)) {
1203 /* Update distribute-list, and apply filter. */
1204 for (type
= 0; type
<= ZEBRA_ROUTE_MAX
; type
++) {
1205 struct list
*red_list
;
1206 struct listnode
*node
;
1207 struct ospf_redist
*red
;
1209 red_list
= ospf
->redist
[type
];
1211 for (ALL_LIST_ELEMENTS_RO(red_list
, node
,
1213 if (ROUTEMAP(red
)) {
1214 /* if route-map is not NULL it
1216 * using this access list */
1217 ospf_distribute_list_update(
1223 /* There is place for route-map for default-information
1224 * (ZEBRA_ROUTE_MAX),
1225 * but no distribute list. */
1226 if (type
== ZEBRA_ROUTE_MAX
)
1229 if (DISTRIBUTE_NAME(ospf
, type
)) {
1230 /* Keep old access-list for distribute-list. */
1231 struct access_list
*old
=
1232 DISTRIBUTE_LIST(ospf
, type
);
1234 /* Update access-list for distribute-list. */
1235 DISTRIBUTE_LIST(ospf
, type
) =
1238 DISTRIBUTE_NAME(ospf
, type
));
1240 /* No update for this distribute type. */
1242 && DISTRIBUTE_LIST(ospf
, type
) == NULL
)
1245 /* Schedule distribute-list update timer. */
1246 if (DISTRIBUTE_LIST(ospf
, type
) == NULL
1247 || strcmp(DISTRIBUTE_NAME(ospf
, type
),
1250 ospf_distribute_list_update(ospf
, type
,
1255 /* Update Area access-list. */
1256 for (ALL_LIST_ELEMENTS_RO(ospf
->areas
, node
, area
)) {
1257 if (EXPORT_NAME(area
)) {
1258 EXPORT_LIST(area
) = NULL
;
1262 if (IMPORT_NAME(area
)) {
1263 IMPORT_LIST(area
) = NULL
;
1268 /* Schedule ABR tasks -- this will be changed -- takada. */
1269 if (IS_OSPF_ABR(ospf
) && abr_inv
)
1270 ospf_schedule_abr_task(ospf
);
1274 /* If prefix-list is updated, do some updates. */
1275 void ospf_prefix_list_update(struct prefix_list
*plist
)
1277 struct ospf
*ospf
= NULL
;
1280 struct ospf_area
*area
;
1281 struct listnode
*node
, *n1
;
1283 /* If OSPF instatnce does not exist, return right now. */
1284 if (listcount(om
->ospf
) == 0)
1287 /* Iterate all ospf [VRF] instances */
1288 for (ALL_LIST_ELEMENTS_RO(om
->ospf
, n1
, ospf
)) {
1290 /* Update all route-maps which are used
1291 * as redistribution filters.
1292 * They might use prefix-list.
1294 for (type
= 0; type
<= ZEBRA_ROUTE_MAX
; type
++) {
1295 struct list
*red_list
;
1296 struct listnode
*node
;
1297 struct ospf_redist
*red
;
1299 red_list
= ospf
->redist
[type
];
1301 for (ALL_LIST_ELEMENTS_RO(red_list
, node
,
1303 if (ROUTEMAP(red
)) {
1304 /* if route-map is not NULL
1306 * this prefix list */
1307 ospf_distribute_list_update(
1315 /* Update area filter-lists. */
1316 for (ALL_LIST_ELEMENTS_RO(ospf
->areas
, node
, area
)) {
1317 /* Update filter-list in. */
1318 if (PREFIX_NAME_IN(area
))
1319 if (strcmp(PREFIX_NAME_IN(area
),
1320 prefix_list_name(plist
))
1322 PREFIX_LIST_IN(area
) =
1325 PREFIX_NAME_IN(area
));
1329 /* Update filter-list out. */
1330 if (PREFIX_NAME_OUT(area
))
1331 if (strcmp(PREFIX_NAME_OUT(area
),
1332 prefix_list_name(plist
))
1334 PREFIX_LIST_IN(area
) =
1337 PREFIX_NAME_OUT(area
));
1342 /* Schedule ABR task. */
1343 if (IS_OSPF_ABR(ospf
) && abr_inv
)
1344 ospf_schedule_abr_task(ospf
);
1348 static struct ospf_distance
*ospf_distance_new(void)
1350 return XCALLOC(MTYPE_OSPF_DISTANCE
, sizeof(struct ospf_distance
));
1353 static void ospf_distance_free(struct ospf_distance
*odistance
)
1355 XFREE(MTYPE_OSPF_DISTANCE
, odistance
);
1358 int ospf_distance_set(struct vty
*vty
, struct ospf
*ospf
,
1359 const char *distance_str
, const char *ip_str
,
1360 const char *access_list_str
)
1363 struct prefix_ipv4 p
;
1365 struct route_node
*rn
;
1366 struct ospf_distance
*odistance
;
1368 ret
= str2prefix_ipv4(ip_str
, &p
);
1370 vty_out(vty
, "Malformed prefix\n");
1371 return CMD_WARNING_CONFIG_FAILED
;
1374 distance
= atoi(distance_str
);
1376 /* Get OSPF distance node. */
1377 rn
= route_node_get(ospf
->distance_table
, (struct prefix
*)&p
);
1379 odistance
= rn
->info
;
1380 route_unlock_node(rn
);
1382 odistance
= ospf_distance_new();
1383 rn
->info
= odistance
;
1386 /* Set distance value. */
1387 odistance
->distance
= distance
;
1389 /* Reset access-list configuration. */
1390 if (odistance
->access_list
) {
1391 free(odistance
->access_list
);
1392 odistance
->access_list
= NULL
;
1394 if (access_list_str
)
1395 odistance
->access_list
= strdup(access_list_str
);
1400 int ospf_distance_unset(struct vty
*vty
, struct ospf
*ospf
,
1401 const char *distance_str
, const char *ip_str
,
1402 char const *access_list_str
)
1405 struct prefix_ipv4 p
;
1406 struct route_node
*rn
;
1407 struct ospf_distance
*odistance
;
1409 ret
= str2prefix_ipv4(ip_str
, &p
);
1411 vty_out(vty
, "Malformed prefix\n");
1412 return CMD_WARNING_CONFIG_FAILED
;
1415 rn
= route_node_lookup(ospf
->distance_table
, (struct prefix
*)&p
);
1417 vty_out(vty
, "Can't find specified prefix\n");
1418 return CMD_WARNING_CONFIG_FAILED
;
1421 odistance
= rn
->info
;
1423 if (odistance
->access_list
)
1424 free(odistance
->access_list
);
1425 ospf_distance_free(odistance
);
1428 route_unlock_node(rn
);
1429 route_unlock_node(rn
);
1434 void ospf_distance_reset(struct ospf
*ospf
)
1436 struct route_node
*rn
;
1437 struct ospf_distance
*odistance
;
1439 for (rn
= route_top(ospf
->distance_table
); rn
; rn
= route_next(rn
))
1440 if ((odistance
= rn
->info
) != NULL
) {
1441 if (odistance
->access_list
)
1442 free(odistance
->access_list
);
1443 ospf_distance_free(odistance
);
1445 route_unlock_node(rn
);
1449 uint8_t ospf_distance_apply(struct ospf
*ospf
, struct prefix_ipv4
*p
,
1450 struct ospf_route
* or)
1456 if (ospf
->distance_intra
)
1457 if (or->path_type
== OSPF_PATH_INTRA_AREA
)
1458 return ospf
->distance_intra
;
1460 if (ospf
->distance_inter
)
1461 if (or->path_type
== OSPF_PATH_INTER_AREA
)
1462 return ospf
->distance_inter
;
1464 if (ospf
->distance_external
)
1465 if (or->path_type
== OSPF_PATH_TYPE1_EXTERNAL
||
1466 or->path_type
== OSPF_PATH_TYPE2_EXTERNAL
)
1467 return ospf
->distance_external
;
1469 if (ospf
->distance_all
)
1470 return ospf
->distance_all
;
1475 void ospf_zebra_vrf_register(struct ospf
*ospf
)
1477 if (!zclient
|| zclient
->sock
< 0 || !ospf
)
1480 if (ospf
->vrf_id
!= VRF_UNKNOWN
) {
1481 if (IS_DEBUG_OSPF_EVENT
)
1482 zlog_debug("%s: Register VRF %s id %u",
1483 __PRETTY_FUNCTION__
,
1484 ospf_vrf_id_to_name(ospf
->vrf_id
),
1486 zclient_send_reg_requests(zclient
, ospf
->vrf_id
);
1490 void ospf_zebra_vrf_deregister(struct ospf
*ospf
)
1492 if (!zclient
|| zclient
->sock
< 0 || !ospf
)
1495 if (ospf
->vrf_id
!= VRF_DEFAULT
&& ospf
->vrf_id
!= VRF_UNKNOWN
) {
1496 if (IS_DEBUG_OSPF_EVENT
)
1497 zlog_debug("%s: De-Register VRF %s id %u to Zebra.",
1498 __PRETTY_FUNCTION__
,
1499 ospf_vrf_id_to_name(ospf
->vrf_id
),
1501 /* Deregister for router-id, interfaces,
1502 * redistributed routes. */
1503 zclient_send_dereg_requests(zclient
, ospf
->vrf_id
);
1506 static void ospf_zebra_connected(struct zclient
*zclient
)
1508 /* Send the client registration */
1509 bfd_client_sendmsg(zclient
, ZEBRA_BFD_CLIENT_REGISTER
);
1511 zclient_send_reg_requests(zclient
, VRF_DEFAULT
);
1514 void ospf_zebra_init(struct thread_master
*master
, unsigned short instance
)
1516 /* Allocate zebra structure. */
1517 zclient
= zclient_new_notify(master
, &zclient_options_default
);
1518 zclient_init(zclient
, ZEBRA_ROUTE_OSPF
, instance
, &ospfd_privs
);
1519 zclient
->zebra_connected
= ospf_zebra_connected
;
1520 zclient
->router_id_update
= ospf_router_id_update_zebra
;
1521 zclient
->interface_add
= ospf_interface_add
;
1522 zclient
->interface_delete
= ospf_interface_delete
;
1523 zclient
->interface_up
= ospf_interface_state_up
;
1524 zclient
->interface_down
= ospf_interface_state_down
;
1525 zclient
->interface_address_add
= ospf_interface_address_add
;
1526 zclient
->interface_address_delete
= ospf_interface_address_delete
;
1527 zclient
->interface_link_params
= ospf_interface_link_params
;
1528 zclient
->interface_vrf_update
= ospf_interface_vrf_update
;
1530 zclient
->redistribute_route_add
= ospf_zebra_read_route
;
1531 zclient
->redistribute_route_del
= ospf_zebra_read_route
;
1533 access_list_add_hook(ospf_filter_update
);
1534 access_list_delete_hook(ospf_filter_update
);
1535 prefix_list_add_hook(ospf_prefix_list_update
);
1536 prefix_list_delete_hook(ospf_prefix_list_update
);