1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2003 Yasuhiro Ohara
16 #include "ospf6_proto.h"
17 #include "ospf6_lsa.h"
18 #include "ospf6_lsdb.h"
19 #include "ospf6_route.h"
20 #include "ospf6_top.h"
21 #include "ospf6_area.h"
22 #include "ospf6_interface.h"
24 #include "ospf6_zebra.h"
25 #include "ospf6d/ospf6_route_clippy.c"
27 DEFINE_MTYPE_STATIC(OSPF6D
, OSPF6_ROUTE
, "OSPF6 route");
28 DEFINE_MTYPE_STATIC(OSPF6D
, OSPF6_ROUTE_TABLE
, "OSPF6 route table");
29 DEFINE_MTYPE_STATIC(OSPF6D
, OSPF6_NEXTHOP
, "OSPF6 nexthop");
30 DEFINE_MTYPE_STATIC(OSPF6D
, OSPF6_PATH
, "OSPF6 Path");
32 unsigned char conf_debug_ospf6_route
= 0;
34 static char *ospf6_route_table_name(struct ospf6_route_table
*table
)
37 switch (table
->scope_type
) {
38 case OSPF6_SCOPE_TYPE_GLOBAL
: {
39 switch (table
->table_type
) {
40 case OSPF6_TABLE_TYPE_ROUTES
:
41 snprintf(name
, sizeof(name
), "global route table");
43 case OSPF6_TABLE_TYPE_BORDER_ROUTERS
:
44 snprintf(name
, sizeof(name
), "global brouter table");
46 case OSPF6_TABLE_TYPE_EXTERNAL_ROUTES
:
47 snprintf(name
, sizeof(name
), "global external table");
50 snprintf(name
, sizeof(name
), "global unknown table");
55 case OSPF6_SCOPE_TYPE_AREA
: {
56 struct ospf6_area
*oa
= (struct ospf6_area
*)table
->scope
;
57 switch (table
->table_type
) {
58 case OSPF6_TABLE_TYPE_SPF_RESULTS
:
59 snprintf(name
, sizeof(name
), "area %s spf table",
62 case OSPF6_TABLE_TYPE_ROUTES
:
63 snprintf(name
, sizeof(name
), "area %s route table",
66 case OSPF6_TABLE_TYPE_PREFIX_RANGES
:
67 snprintf(name
, sizeof(name
), "area %s range table",
70 case OSPF6_TABLE_TYPE_SUMMARY_PREFIXES
:
71 snprintf(name
, sizeof(name
),
72 "area %s summary prefix table", oa
->name
);
74 case OSPF6_TABLE_TYPE_SUMMARY_ROUTERS
:
75 snprintf(name
, sizeof(name
),
76 "area %s summary router table", oa
->name
);
79 snprintf(name
, sizeof(name
), "area %s unknown table",
85 case OSPF6_SCOPE_TYPE_INTERFACE
: {
86 struct ospf6_interface
*oi
=
87 (struct ospf6_interface
*)table
->scope
;
88 switch (table
->table_type
) {
89 case OSPF6_TABLE_TYPE_CONNECTED_ROUTES
:
90 snprintf(name
, sizeof(name
),
91 "interface %s connected table",
95 snprintf(name
, sizeof(name
),
96 "interface %s unknown table",
103 switch (table
->table_type
) {
104 case OSPF6_TABLE_TYPE_SPF_RESULTS
:
105 snprintf(name
, sizeof(name
), "temporary spf table");
108 snprintf(name
, sizeof(name
), "temporary unknown table");
116 void ospf6_linkstate_prefix(uint32_t adv_router
, uint32_t id
,
117 struct prefix
*prefix
)
119 memset(prefix
, 0, sizeof(struct prefix
));
120 prefix
->family
= AF_INET6
;
121 prefix
->prefixlen
= 64;
122 memcpy(&prefix
->u
.prefix6
.s6_addr
[0], &adv_router
, 4);
123 memcpy(&prefix
->u
.prefix6
.s6_addr
[4], &id
, 4);
126 void ospf6_linkstate_prefix2str(struct prefix
*prefix
, char *buf
, int size
)
128 uint32_t adv_router
, id
;
129 char adv_router_str
[16], id_str
[16];
130 memcpy(&adv_router
, &prefix
->u
.prefix6
.s6_addr
[0], 4);
131 memcpy(&id
, &prefix
->u
.prefix6
.s6_addr
[4], 4);
132 inet_ntop(AF_INET
, &adv_router
, adv_router_str
, sizeof(adv_router_str
));
133 inet_ntop(AF_INET
, &id
, id_str
, sizeof(id_str
));
135 snprintf(buf
, size
, "%s Net-ID: %s", adv_router_str
, id_str
);
137 snprintf(buf
, size
, "%s", adv_router_str
);
140 /* Global strings for logging */
141 const char *const ospf6_dest_type_str
[OSPF6_DEST_TYPE_MAX
] = {
142 "Unknown", "Router", "Network", "Discard", "Linkstate", "AddressRange",
145 const char *const ospf6_dest_type_substr
[OSPF6_DEST_TYPE_MAX
] = {
146 "?", "R", "N", "D", "L", "A",
149 const char *const ospf6_path_type_str
[OSPF6_PATH_TYPE_MAX
] = {
150 "Unknown", "Intra-Area", "Inter-Area", "External-1", "External-2",
153 const char *const ospf6_path_type_substr
[OSPF6_PATH_TYPE_MAX
] = {
154 "??", "IA", "IE", "E1", "E2",
157 const char *ospf6_path_type_json
[OSPF6_PATH_TYPE_MAX
] = {
158 "UnknownRoute", "IntraArea", "InterArea", "External1", "External2",
162 struct ospf6_nexthop
*ospf6_nexthop_create(void)
164 struct ospf6_nexthop
*nh
;
166 nh
= XCALLOC(MTYPE_OSPF6_NEXTHOP
, sizeof(struct ospf6_nexthop
));
170 void ospf6_nexthop_delete(struct ospf6_nexthop
*nh
)
172 XFREE(MTYPE_OSPF6_NEXTHOP
, nh
);
175 void ospf6_clear_nexthops(struct list
*nh_list
)
177 struct listnode
*node
;
178 struct ospf6_nexthop
*nh
;
181 for (ALL_LIST_ELEMENTS_RO(nh_list
, node
, nh
))
182 ospf6_nexthop_clear(nh
);
186 static struct ospf6_nexthop
*
187 ospf6_route_find_nexthop(struct list
*nh_list
, struct ospf6_nexthop
*nh_match
)
189 struct listnode
*node
;
190 struct ospf6_nexthop
*nh
;
192 if (nh_list
&& nh_match
) {
193 for (ALL_LIST_ELEMENTS_RO(nh_list
, node
, nh
)) {
194 if (ospf6_nexthop_is_same(nh
, nh_match
))
202 void ospf6_copy_nexthops(struct list
*dst
, struct list
*src
)
204 struct ospf6_nexthop
*nh_new
, *nh
;
205 struct listnode
*node
;
208 for (ALL_LIST_ELEMENTS_RO(src
, node
, nh
)) {
209 if (ospf6_nexthop_is_set(nh
)) {
210 nh_new
= ospf6_nexthop_create();
211 ospf6_nexthop_copy(nh_new
, nh
);
212 listnode_add_sort(dst
, nh_new
);
218 void ospf6_merge_nexthops(struct list
*dst
, struct list
*src
)
220 struct listnode
*node
;
221 struct ospf6_nexthop
*nh
, *nh_new
;
224 for (ALL_LIST_ELEMENTS_RO(src
, node
, nh
)) {
225 if (!ospf6_route_find_nexthop(dst
, nh
)) {
226 nh_new
= ospf6_nexthop_create();
227 ospf6_nexthop_copy(nh_new
, nh
);
228 listnode_add_sort(dst
, nh_new
);
235 * If the nexthops are the same return true
237 bool ospf6_route_cmp_nexthops(struct ospf6_route
*a
, struct ospf6_route
*b
)
239 struct listnode
*anode
, *bnode
;
240 struct ospf6_nexthop
*anh
, *bnh
;
241 bool identical
= false;
244 if (listcount(a
->nh_list
) == listcount(b
->nh_list
)) {
245 for (ALL_LIST_ELEMENTS_RO(a
->nh_list
, anode
, anh
)) {
247 for (ALL_LIST_ELEMENTS_RO(b
->nh_list
, bnode
,
249 if (ospf6_nexthop_is_same(anh
, bnh
))
252 /* Currnet List A element not found List B
253 * Non-Identical lists return */
254 if (identical
== false)
261 /* One of the routes doesn't exist ? */
265 int ospf6_num_nexthops(struct list
*nh_list
)
267 return (listcount(nh_list
));
270 void ospf6_add_nexthop(struct list
*nh_list
, int ifindex
, struct in6_addr
*addr
)
272 struct ospf6_nexthop
*nh
;
273 struct ospf6_nexthop nh_match
;
278 nh_match
.type
= NEXTHOP_TYPE_IPV6_IFINDEX
;
280 nh_match
.type
= NEXTHOP_TYPE_IPV6
;
282 memcpy(&nh_match
.address
, addr
,
283 sizeof(struct in6_addr
));
285 nh_match
.type
= NEXTHOP_TYPE_IFINDEX
;
287 memset(&nh_match
.address
, 0, sizeof(struct in6_addr
));
290 nh_match
.ifindex
= ifindex
;
292 if (!ospf6_route_find_nexthop(nh_list
, &nh_match
)) {
293 nh
= ospf6_nexthop_create();
294 ospf6_nexthop_copy(nh
, &nh_match
);
295 listnode_add(nh_list
, nh
);
300 void ospf6_add_route_nexthop_blackhole(struct ospf6_route
*route
)
302 struct ospf6_nexthop
*nh
;
303 struct ospf6_nexthop nh_match
= {};
305 /* List not allocated. */
306 if (route
->nh_list
== NULL
)
309 /* Entry already exists. */
310 nh_match
.type
= NEXTHOP_TYPE_BLACKHOLE
;
311 if (ospf6_route_find_nexthop(route
->nh_list
, &nh_match
))
314 nh
= ospf6_nexthop_create();
315 ospf6_nexthop_copy(nh
, &nh_match
);
316 listnode_add(route
->nh_list
, nh
);
319 void ospf6_route_zebra_copy_nexthops(struct ospf6_route
*route
,
320 struct zapi_nexthop nexthops
[],
321 int entries
, vrf_id_t vrf_id
)
323 struct ospf6_nexthop
*nh
;
324 struct listnode
*node
;
329 for (ALL_LIST_ELEMENTS_RO(route
->nh_list
, node
, nh
)) {
330 if (IS_OSPF6_DEBUG_ZEBRA(SEND
)) {
331 zlog_debug(" nexthop: %s %pI6%%%.*s(%d)",
332 nexthop_type_to_str(nh
->type
),
333 &nh
->address
, IFNAMSIZ
,
334 ifindex2ifname(nh
->ifindex
, vrf_id
),
341 nexthops
[i
].vrf_id
= vrf_id
;
342 nexthops
[i
].type
= nh
->type
;
345 case NEXTHOP_TYPE_BLACKHOLE
:
349 case NEXTHOP_TYPE_IFINDEX
:
350 nexthops
[i
].ifindex
= nh
->ifindex
;
353 case NEXTHOP_TYPE_IPV4_IFINDEX
:
354 case NEXTHOP_TYPE_IPV4
:
356 * OSPFv3 with IPv4 routes is not supported
357 * yet. Skip this next hop.
359 if (IS_OSPF6_DEBUG_ZEBRA(SEND
))
360 zlog_debug(" Skipping IPv4 next hop");
363 case NEXTHOP_TYPE_IPV6_IFINDEX
:
364 nexthops
[i
].ifindex
= nh
->ifindex
;
366 case NEXTHOP_TYPE_IPV6
:
367 nexthops
[i
].gate
.ipv6
= nh
->address
;
375 int ospf6_route_get_first_nh_index(struct ospf6_route
*route
)
377 struct ospf6_nexthop
*nh
;
380 nh
= listnode_head(route
->nh_list
);
388 int ospf6_nexthop_cmp(struct ospf6_nexthop
*a
, struct ospf6_nexthop
*b
)
390 if (a
->ifindex
< b
->ifindex
)
392 else if (a
->ifindex
> b
->ifindex
)
395 return memcmp(&a
->address
, &b
->address
,
396 sizeof(struct in6_addr
));
399 static int ospf6_path_cmp(struct ospf6_path
*a
, struct ospf6_path
*b
)
401 if (a
->origin
.adv_router
< b
->origin
.adv_router
)
403 else if (a
->origin
.adv_router
> b
->origin
.adv_router
)
409 void ospf6_path_free(struct ospf6_path
*op
)
412 list_delete(&op
->nh_list
);
413 XFREE(MTYPE_OSPF6_PATH
, op
);
416 struct ospf6_path
*ospf6_path_dup(struct ospf6_path
*path
)
418 struct ospf6_path
*new;
420 new = XCALLOC(MTYPE_OSPF6_PATH
, sizeof(struct ospf6_path
));
421 memcpy(new, path
, sizeof(struct ospf6_path
));
422 new->nh_list
= list_new();
423 new->nh_list
->cmp
= (int (*)(void *, void *))ospf6_nexthop_cmp
;
424 new->nh_list
->del
= (void (*)(void *))ospf6_nexthop_delete
;
429 void ospf6_copy_paths(struct list
*dst
, struct list
*src
)
431 struct ospf6_path
*path_new
, *path
;
432 struct listnode
*node
;
435 for (ALL_LIST_ELEMENTS_RO(src
, node
, path
)) {
436 path_new
= ospf6_path_dup(path
);
437 ospf6_copy_nexthops(path_new
->nh_list
, path
->nh_list
);
438 listnode_add_sort(dst
, path_new
);
443 struct ospf6_route
*ospf6_route_create(struct ospf6
*ospf6
)
445 struct ospf6_route
*route
;
447 route
= XCALLOC(MTYPE_OSPF6_ROUTE
, sizeof(struct ospf6_route
));
448 route
->nh_list
= list_new();
449 route
->nh_list
->cmp
= (int (*)(void *, void *))ospf6_nexthop_cmp
;
450 route
->nh_list
->del
= (void (*)(void *))ospf6_nexthop_delete
;
451 route
->paths
= list_new();
452 route
->paths
->cmp
= (int (*)(void *, void *))ospf6_path_cmp
;
453 route
->paths
->del
= (void (*)(void *))ospf6_path_free
;
454 route
->ospf6
= ospf6
;
459 void ospf6_route_delete(struct ospf6_route
*route
)
463 list_delete(&route
->nh_list
);
465 list_delete(&route
->paths
);
466 XFREE(MTYPE_OSPF6_ROUTE
, route
);
470 struct ospf6_route
*ospf6_route_copy(struct ospf6_route
*route
)
472 struct ospf6_route
*new;
474 new = ospf6_route_create(route
->ospf6
);
475 new->type
= route
->type
;
476 memcpy(&new->prefix
, &route
->prefix
, sizeof(struct prefix
));
477 new->prefix_options
= route
->prefix_options
;
478 new->installed
= route
->installed
;
479 new->changed
= route
->changed
;
480 new->flag
= route
->flag
;
481 new->route_option
= route
->route_option
;
482 new->linkstate_id
= route
->linkstate_id
;
483 new->path
= route
->path
;
484 ospf6_copy_nexthops(new->nh_list
, route
->nh_list
);
485 ospf6_copy_paths(new->paths
, route
->paths
);
494 void ospf6_route_lock(struct ospf6_route
*route
)
499 void ospf6_route_unlock(struct ospf6_route
*route
)
501 assert(route
->lock
> 0);
503 if (route
->lock
== 0) {
504 /* Can't detach from the table until here
505 because ospf6_route_next () will use
506 the 'route->table' pointer for logging */
508 ospf6_route_delete(route
);
512 /* Route compare function. If ra is more preferred, it returns
513 less than 0. If rb is more preferred returns greater than 0.
514 Otherwise (neither one is preferred), returns 0 */
515 int ospf6_route_cmp(struct ospf6_route
*ra
, struct ospf6_route
*rb
)
517 assert(ospf6_route_is_same(ra
, rb
));
518 assert(OSPF6_PATH_TYPE_NONE
< ra
->path
.type
519 && ra
->path
.type
< OSPF6_PATH_TYPE_MAX
);
520 assert(OSPF6_PATH_TYPE_NONE
< rb
->path
.type
521 && rb
->path
.type
< OSPF6_PATH_TYPE_MAX
);
523 if (ra
->type
!= rb
->type
)
524 return (ra
->type
- rb
->type
);
526 if (ra
->path
.type
!= rb
->path
.type
)
527 return (ra
->path
.type
- rb
->path
.type
);
529 if (ra
->path
.type
== OSPF6_PATH_TYPE_EXTERNAL2
) {
530 if (ra
->path
.u
.cost_e2
!= rb
->path
.u
.cost_e2
)
531 return (ra
->path
.u
.cost_e2
- rb
->path
.u
.cost_e2
);
533 return (ra
->path
.cost
- rb
->path
.cost
);
535 if (ra
->path
.cost
!= rb
->path
.cost
)
536 return (ra
->path
.cost
- rb
->path
.cost
);
539 if (ra
->path
.area_id
!= rb
->path
.area_id
)
540 return (ntohl(ra
->path
.area_id
) - ntohl(rb
->path
.area_id
));
545 struct ospf6_route
*ospf6_route_lookup(struct prefix
*prefix
,
546 struct ospf6_route_table
*table
)
548 struct route_node
*node
;
549 struct ospf6_route
*route
;
551 node
= route_node_lookup(table
->table
, prefix
);
555 route
= (struct ospf6_route
*)node
->info
;
556 route_unlock_node(node
); /* to free the lookup lock */
561 ospf6_route_lookup_identical(struct ospf6_route
*route
,
562 struct ospf6_route_table
*table
)
564 struct ospf6_route
*target
;
566 for (target
= ospf6_route_lookup(&route
->prefix
, table
); target
;
567 target
= target
->next
) {
568 if (ospf6_route_is_identical(target
, route
))
575 ospf6_route_lookup_bestmatch(struct prefix
*prefix
,
576 struct ospf6_route_table
*table
)
578 struct route_node
*node
;
579 struct ospf6_route
*route
;
581 node
= route_node_match(table
->table
, prefix
);
584 route_unlock_node(node
);
586 route
= (struct ospf6_route
*)node
->info
;
591 static void route_table_assert(struct ospf6_route_table
*table
)
593 struct ospf6_route
*prev
, *r
, *next
;
594 unsigned int link_error
= 0, num
= 0;
596 r
= ospf6_route_head(table
);
602 next
= ospf6_route_next(r
);
611 for (r
= ospf6_route_head(table
); r
; r
= ospf6_route_next(r
))
614 if (link_error
== 0 && num
== table
->count
)
617 flog_err(EC_LIB_DEVELOPMENT
, "PANIC !!");
618 flog_err(EC_LIB_DEVELOPMENT
,
619 "Something has gone wrong with ospf6_route_table[%p]", table
);
620 zlog_debug("table count = %d, real number = %d", table
->count
, num
);
621 zlog_debug("DUMP START");
622 for (r
= ospf6_route_head(table
); r
; r
= ospf6_route_next(r
))
623 zlog_info("%p<-[%p]->%p : %pFX", r
->prev
, r
, r
->next
,
625 zlog_debug("DUMP END");
627 assert(link_error
== 0 && num
== table
->count
);
629 #define ospf6_route_table_assert(t) (route_table_assert (t))
631 #define ospf6_route_table_assert(t) ((void) 0)
634 struct ospf6_route
*ospf6_route_add(struct ospf6_route
*route
,
635 struct ospf6_route_table
*table
)
637 struct route_node
*node
, *nextnode
, *prevnode
;
638 struct ospf6_route
*current
= NULL
;
639 struct ospf6_route
*prev
= NULL
, *old
= NULL
, *next
= NULL
;
640 char buf
[PREFIX2STR_BUFFER
];
643 assert(route
->rnode
== NULL
);
644 assert(route
->lock
== 0);
645 assert(route
->next
== NULL
);
646 assert(route
->prev
== NULL
);
648 if (route
->type
== OSPF6_DEST_TYPE_LINKSTATE
)
649 ospf6_linkstate_prefix2str(&route
->prefix
, buf
, sizeof(buf
));
650 else if (route
->type
== OSPF6_DEST_TYPE_ROUTER
)
651 inet_ntop(AF_INET
, &ADV_ROUTER_IN_PREFIX(&route
->prefix
), buf
,
654 prefix2str(&route
->prefix
, buf
, sizeof(buf
));
656 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
657 zlog_debug("%s %p: route add %p: %s paths %u nh %u",
658 ospf6_route_table_name(table
), (void *)table
,
659 (void *)route
, buf
, listcount(route
->paths
),
660 listcount(route
->nh_list
));
661 else if (IS_OSPF6_DEBUG_ROUTE(TABLE
))
662 zlog_debug("%s: route add: %s", ospf6_route_table_name(table
),
667 node
= route_node_get(table
->table
, &route
->prefix
);
670 /* find place to insert */
671 for (current
= node
->info
; current
; current
= current
->next
) {
672 if (!ospf6_route_is_same(current
, route
))
674 else if (current
->type
!= route
->type
)
676 else if (ospf6_route_is_same_origin(current
, route
))
678 else if (ospf6_route_cmp(current
, route
) > 0)
688 /* if route does not actually change, return unchanged */
689 if (ospf6_route_is_identical(old
, route
)) {
690 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
692 "%s %p: route add %p: needless update of %p old cost %u",
693 ospf6_route_table_name(table
),
694 (void *)table
, (void *)route
,
695 (void *)old
, old
->path
.cost
);
696 else if (IS_OSPF6_DEBUG_ROUTE(TABLE
))
697 zlog_debug("%s: route add: needless update",
698 ospf6_route_table_name(table
));
700 ospf6_route_delete(route
);
701 SET_FLAG(old
->flag
, OSPF6_ROUTE_ADD
);
702 ospf6_route_table_assert(table
);
704 /* to free the lookup lock */
705 route_unlock_node(node
);
709 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
711 "%s %p: route add %p cost %u paths %u nh %u: update of %p cost %u paths %u nh %u",
712 ospf6_route_table_name(table
), (void *)table
,
713 (void *)route
, route
->path
.cost
,
714 listcount(route
->paths
),
715 listcount(route
->nh_list
), (void *)old
,
716 old
->path
.cost
, listcount(old
->paths
),
717 listcount(old
->nh_list
));
718 else if (IS_OSPF6_DEBUG_ROUTE(TABLE
))
719 zlog_debug("%s: route add: update",
720 ospf6_route_table_name(table
));
722 /* replace old one if exists */
723 if (node
->info
== old
) {
725 SET_FLAG(route
->flag
, OSPF6_ROUTE_BEST
);
726 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
727 zlog_debug("%s: replace old route %s",
732 old
->prev
->next
= route
;
733 route
->prev
= old
->prev
;
735 old
->next
->prev
= route
;
736 route
->next
= old
->next
;
738 route
->installed
= old
->installed
;
739 route
->changed
= now
;
740 assert(route
->table
== NULL
);
741 route
->table
= table
;
743 ospf6_route_unlock(old
); /* will be deleted later */
744 ospf6_route_lock(route
);
746 SET_FLAG(route
->flag
, OSPF6_ROUTE_CHANGE
);
747 ospf6_route_table_assert(table
);
750 (*table
->hook_add
)(route
);
755 /* insert if previous or next node found */
757 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
759 "%s %p: route add %p cost %u: another path: prev %p, next %p node ref %u",
760 ospf6_route_table_name(table
), (void *)table
,
761 (void *)route
, route
->path
.cost
, (void *)prev
,
762 (void *)next
, route_node_get_lock_count(node
));
763 else if (IS_OSPF6_DEBUG_ROUTE(TABLE
))
764 zlog_debug("%s: route add cost %u: another path found",
765 ospf6_route_table_name(table
),
780 if (node
->info
== next
) {
781 assert(next
&& next
->rnode
== node
);
783 UNSET_FLAG(next
->flag
, OSPF6_ROUTE_BEST
);
784 SET_FLAG(route
->flag
, OSPF6_ROUTE_BEST
);
785 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
787 "%s %p: route add %p cost %u: replacing previous best: %p cost %u",
788 ospf6_route_table_name(table
),
789 (void *)table
, (void *)route
,
790 route
->path
.cost
, (void *)next
,
794 route
->installed
= now
;
795 route
->changed
= now
;
796 assert(route
->table
== NULL
);
797 route
->table
= table
;
799 ospf6_route_lock(route
);
801 ospf6_route_table_assert(table
);
803 SET_FLAG(route
->flag
, OSPF6_ROUTE_ADD
);
805 (*table
->hook_add
)(route
);
810 /* Else, this is the brand new route regarding to the prefix */
811 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
812 zlog_debug("%s %p: route add %p %s cost %u: brand new route",
813 ospf6_route_table_name(table
), (void *)table
,
814 (void *)route
, buf
, route
->path
.cost
);
815 else if (IS_OSPF6_DEBUG_ROUTE(TABLE
))
816 zlog_debug("%s: route add: brand new route",
817 ospf6_route_table_name(table
));
819 assert(node
->info
== NULL
);
821 SET_FLAG(route
->flag
, OSPF6_ROUTE_BEST
);
822 ospf6_route_lock(route
);
823 route
->installed
= now
;
824 route
->changed
= now
;
825 assert(route
->table
== NULL
);
826 route
->table
= table
;
828 /* lookup real existing next route */
830 route_lock_node(nextnode
);
832 nextnode
= route_next(nextnode
);
833 } while (nextnode
&& nextnode
->info
== NULL
);
836 if (nextnode
== NULL
)
839 route_unlock_node(nextnode
);
841 next
= nextnode
->info
;
846 /* lookup real existing prev route */
848 route_lock_node(prevnode
);
850 prevnode
= route_prev(prevnode
);
851 } while (prevnode
&& prevnode
->info
== NULL
);
854 if (prevnode
== NULL
)
857 route_unlock_node(prevnode
);
859 prev
= prevnode
->info
;
860 while (prev
->next
&& ospf6_route_is_same(prev
, prev
->next
))
867 ospf6_route_table_assert(table
);
869 SET_FLAG(route
->flag
, OSPF6_ROUTE_ADD
);
871 (*table
->hook_add
)(route
);
876 void ospf6_route_remove(struct ospf6_route
*route
,
877 struct ospf6_route_table
*table
)
879 struct route_node
*node
;
880 struct ospf6_route
*current
;
881 char buf
[PREFIX2STR_BUFFER
];
883 if (route
->type
== OSPF6_DEST_TYPE_LINKSTATE
)
884 ospf6_linkstate_prefix2str(&route
->prefix
, buf
, sizeof(buf
));
885 else if (route
->type
== OSPF6_DEST_TYPE_ROUTER
)
886 inet_ntop(AF_INET
, &ADV_ROUTER_IN_PREFIX(&route
->prefix
), buf
,
889 prefix2str(&route
->prefix
, buf
, sizeof(buf
));
891 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
892 zlog_debug("%s %p: route remove %p: %s cost %u refcount %u",
893 ospf6_route_table_name(table
), (void *)table
,
894 (void *)route
, buf
, route
->path
.cost
, route
->lock
);
895 else if (IS_OSPF6_DEBUG_ROUTE(TABLE
))
896 zlog_debug("%s: route remove: %s",
897 ospf6_route_table_name(table
), buf
);
899 node
= route_node_lookup(table
->table
, &route
->prefix
);
902 /* find the route to remove, making sure that the route pointer
903 is from the route table. */
904 current
= node
->info
;
905 while (current
&& current
!= route
)
906 current
= current
->next
;
908 assert(current
== route
);
910 /* adjust doubly linked list */
912 route
->prev
->next
= route
->next
;
914 route
->next
->prev
= route
->prev
;
916 if (node
->info
== route
) {
917 if (route
->next
&& route
->next
->rnode
== node
) {
918 node
->info
= route
->next
;
919 SET_FLAG(route
->next
->flag
, OSPF6_ROUTE_BEST
);
920 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
921 zlog_debug("%s: remove route %s", __func__
,
926 route_unlock_node(node
); /* to free the original lock */
930 route_unlock_node(node
); /* to free the lookup lock */
932 ospf6_route_table_assert(table
);
934 SET_FLAG(route
->flag
, OSPF6_ROUTE_WAS_REMOVED
);
936 /* Note hook_remove may call ospf6_route_remove */
937 if (table
->hook_remove
)
938 (*table
->hook_remove
)(route
);
940 ospf6_route_unlock(route
);
943 struct ospf6_route
*ospf6_route_head(struct ospf6_route_table
*table
)
945 struct route_node
*node
;
946 struct ospf6_route
*route
;
948 node
= route_top(table
->table
);
952 /* skip to the real existing entry */
953 while (node
&& node
->info
== NULL
)
954 node
= route_next(node
);
958 route_unlock_node(node
);
961 route
= (struct ospf6_route
*)node
->info
;
962 assert(route
->prev
== NULL
);
963 assert(route
->table
== table
);
964 ospf6_route_lock(route
);
966 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
967 zlog_info("%s %p: route head: %p<-[%p]->%p",
968 ospf6_route_table_name(table
), (void *)table
,
969 (void *)route
->prev
, (void *)route
,
970 (void *)route
->next
);
975 struct ospf6_route
*ospf6_route_next(struct ospf6_route
*route
)
977 struct ospf6_route
*next
= route
->next
;
979 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
980 zlog_info("%s %p: route next: %p<-[%p]->%p , route ref count %u",
981 ospf6_route_table_name(route
->table
),
982 (void *)route
->table
, (void *)route
->prev
,
983 (void *)route
, (void *)route
->next
,
986 ospf6_route_unlock(route
);
988 ospf6_route_lock(next
);
993 struct ospf6_route
*ospf6_route_best_next(struct ospf6_route
*route
)
995 struct route_node
*rnode
;
996 struct ospf6_route
*next
;
998 ospf6_route_unlock(route
);
1000 rnode
= route
->rnode
;
1001 route_lock_node(rnode
);
1002 rnode
= route_next(rnode
);
1003 while (rnode
&& rnode
->info
== NULL
)
1004 rnode
= route_next(rnode
);
1007 route_unlock_node(rnode
);
1009 assert(rnode
->info
);
1010 next
= (struct ospf6_route
*)rnode
->info
;
1011 ospf6_route_lock(next
);
1015 struct ospf6_route
*ospf6_route_match_head(struct prefix
*prefix
,
1016 struct ospf6_route_table
*table
)
1018 struct route_node
*node
;
1019 struct ospf6_route
*route
;
1021 /* Walk down tree. */
1022 node
= table
->table
->top
;
1023 while (node
&& node
->p
.prefixlen
< prefix
->prefixlen
1024 && prefix_match(&node
->p
, prefix
))
1025 node
= node
->link
[prefix_bit(&prefix
->u
.prefix
,
1026 node
->p
.prefixlen
)];
1029 route_lock_node(node
);
1030 while (node
&& node
->info
== NULL
)
1031 node
= route_next(node
);
1034 route_unlock_node(node
);
1036 if (!prefix_match(prefix
, &node
->p
))
1040 ospf6_route_lock(route
);
1044 struct ospf6_route
*ospf6_route_match_next(struct prefix
*prefix
,
1045 struct ospf6_route
*route
)
1047 struct ospf6_route
*next
;
1049 next
= ospf6_route_next(route
);
1050 if (next
&& !prefix_match(prefix
, &next
->prefix
)) {
1051 ospf6_route_unlock(next
);
1058 void ospf6_route_remove_all(struct ospf6_route_table
*table
)
1060 struct ospf6_route
*route
;
1061 for (route
= ospf6_route_head(table
); route
;
1062 route
= ospf6_route_next(route
))
1063 ospf6_route_remove(route
, table
);
1066 struct ospf6_route_table
*ospf6_route_table_create(int s
, int t
)
1068 struct ospf6_route_table
*new;
1069 new = XCALLOC(MTYPE_OSPF6_ROUTE_TABLE
,
1070 sizeof(struct ospf6_route_table
));
1071 new->table
= route_table_init();
1072 new->scope_type
= s
;
1073 new->table_type
= t
;
1077 void ospf6_route_table_delete(struct ospf6_route_table
*table
)
1079 ospf6_route_remove_all(table
);
1080 route_table_finish(table
->table
);
1081 XFREE(MTYPE_OSPF6_ROUTE_TABLE
, table
);
1086 void ospf6_route_show(struct vty
*vty
, struct ospf6_route
*route
,
1087 json_object
*json_routes
, bool use_json
)
1090 char destination
[PREFIX2STR_BUFFER
], nexthop
[64];
1092 struct timeval now
, res
;
1093 struct listnode
*node
;
1094 struct ospf6_nexthop
*nh
;
1095 json_object
*json_route
= NULL
;
1096 json_object
*json_array_next_hops
= NULL
;
1097 json_object
*json_next_hop
;
1098 vrf_id_t vrf_id
= route
->ospf6
->vrf_id
;
1101 timersub(&now
, &route
->changed
, &res
);
1102 timerstring(&res
, duration
, sizeof(duration
));
1105 if (route
->type
== OSPF6_DEST_TYPE_LINKSTATE
)
1106 ospf6_linkstate_prefix2str(&route
->prefix
, destination
,
1107 sizeof(destination
));
1108 else if (route
->type
== OSPF6_DEST_TYPE_ROUTER
)
1109 inet_ntop(route
->prefix
.family
, &route
->prefix
.u
.prefix
,
1110 destination
, sizeof(destination
));
1112 prefix2str(&route
->prefix
, destination
, sizeof(destination
));
1115 json_route
= json_object_new_object();
1116 json_object_boolean_add(json_route
, "isBestRoute",
1117 ospf6_route_is_best(route
));
1118 json_object_string_add(json_route
, "destinationType",
1119 OSPF6_DEST_TYPE_SUBSTR(route
->type
));
1120 json_object_string_add(
1121 json_route
, "pathType",
1122 OSPF6_PATH_TYPE_SUBSTR(route
->path
.type
));
1123 json_object_string_add(json_route
, "duration", duration
);
1128 json_array_next_hops
= json_object_new_array();
1131 for (ALL_LIST_ELEMENTS_RO(route
->nh_list
, node
, nh
)) {
1133 inet_ntop(AF_INET6
, &nh
->address
, nexthop
, sizeof(nexthop
));
1135 json_next_hop
= json_object_new_object();
1136 json_object_string_add(json_next_hop
, "nextHop",
1138 json_object_string_add(
1139 json_next_hop
, "interfaceName",
1140 ifindex2ifname(nh
->ifindex
, vrf_id
));
1141 json_object_array_add(json_array_next_hops
,
1145 vty_out(vty
, "%c%1s %2s %-30s %-25s %6.*s %s\n",
1146 (ospf6_route_is_best(route
) ? '*'
1148 OSPF6_DEST_TYPE_SUBSTR(route
->type
),
1149 OSPF6_PATH_TYPE_SUBSTR(
1151 destination
, nexthop
, IFNAMSIZ
,
1152 ifindex2ifname(nh
->ifindex
, vrf_id
),
1156 vty_out(vty
, "%c%1s %2s %-30s %-25s %6.*s %s\n",
1157 ' ', "", "", "", nexthop
, IFNAMSIZ
,
1158 ifindex2ifname(nh
->ifindex
, vrf_id
),
1163 json_object_object_add(json_route
, "nextHops",
1164 json_array_next_hops
);
1165 json_object_object_add(json_routes
, destination
, json_route
);
1169 void ospf6_route_show_detail(struct vty
*vty
, struct ospf6_route
*route
,
1170 json_object
*json_routes
, bool use_json
)
1172 char destination
[PREFIX2STR_BUFFER
], nexthop
[64];
1173 char area_id
[16], id
[16], adv_router
[16], capa
[16], options
[32];
1174 char pfx_options
[16];
1175 struct timeval now
, res
;
1177 struct listnode
*node
;
1178 struct ospf6_nexthop
*nh
;
1180 json_object
*json_route
= NULL
;
1181 json_object
*json_array_next_hops
= NULL
;
1182 json_object
*json_next_hop
;
1183 vrf_id_t vrf_id
= route
->ospf6
->vrf_id
;
1188 if (route
->type
== OSPF6_DEST_TYPE_LINKSTATE
)
1189 ospf6_linkstate_prefix2str(&route
->prefix
, destination
,
1190 sizeof(destination
));
1191 else if (route
->type
== OSPF6_DEST_TYPE_ROUTER
)
1192 inet_ntop(route
->prefix
.family
, &route
->prefix
.u
.prefix
,
1193 destination
, sizeof(destination
));
1195 prefix2str(&route
->prefix
, destination
, sizeof(destination
));
1198 json_route
= json_object_new_object();
1199 json_object_string_add(json_route
, "destinationType",
1200 OSPF6_DEST_TYPE_NAME(route
->type
));
1202 vty_out(vty
, "Destination: %s\n", destination
);
1203 vty_out(vty
, "Destination type: %s\n",
1204 OSPF6_DEST_TYPE_NAME(route
->type
));
1208 timersub(&now
, &route
->installed
, &res
);
1209 timerstring(&res
, duration
, sizeof(duration
));
1211 json_object_string_add(json_route
, "installedTimeSince",
1214 vty_out(vty
, "Installed Time: %s ago\n", duration
);
1216 timersub(&now
, &route
->changed
, &res
);
1217 timerstring(&res
, duration
, sizeof(duration
));
1219 json_object_string_add(json_route
, "changedTimeSince",
1222 vty_out(vty
, "Changed Time: %s ago\n", duration
);
1224 /* Debugging info */
1226 json_object_int_add(json_route
, "numberOfLock", route
->lock
);
1228 flag
, sizeof(flag
), "%s%s%s%s",
1229 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_BEST
) ? "B" : "-"),
1230 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_ADD
) ? "A" : "-"),
1231 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_REMOVE
) ? "R"
1233 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_CHANGE
) ? "C"
1235 json_object_string_add(json_route
, "flags", flag
);
1237 vty_out(vty
, "Lock: %d Flags: %s%s%s%s\n", route
->lock
,
1238 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_BEST
) ? "B" : "-"),
1239 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_ADD
) ? "A" : "-"),
1240 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_REMOVE
) ? "R"
1242 (CHECK_FLAG(route
->flag
, OSPF6_ROUTE_CHANGE
) ? "C"
1244 vty_out(vty
, "Memory: prev: %p this: %p next: %p\n",
1245 (void *)route
->prev
, (void *)route
,
1246 (void *)route
->next
);
1252 inet_ntop(AF_INET
, &route
->path
.area_id
, area_id
, sizeof(area_id
));
1254 json_object_string_add(json_route
, "associatedArea", area_id
);
1256 vty_out(vty
, "Associated Area: %s\n", area_id
);
1260 json_object_string_add(json_route
, "pathType",
1261 OSPF6_PATH_TYPE_NAME(route
->path
.type
));
1263 vty_out(vty
, "Path Type: %s\n",
1264 OSPF6_PATH_TYPE_NAME(route
->path
.type
));
1267 inet_ntop(AF_INET
, &route
->path
.origin
.id
, id
, sizeof(id
));
1268 inet_ntop(AF_INET
, &route
->path
.origin
.adv_router
, adv_router
,
1269 sizeof(adv_router
));
1271 json_object_string_add(
1272 json_route
, "lsOriginRoutePathType",
1273 ospf6_lstype_name(route
->path
.origin
.type
));
1274 json_object_string_add(json_route
, "lsId", id
);
1275 json_object_string_add(json_route
, "lsAdvertisingRouter",
1278 vty_out(vty
, "LS Origin: %s Id: %s Adv: %s\n",
1279 ospf6_lstype_name(route
->path
.origin
.type
), id
,
1284 ospf6_options_printbuf(route
->path
.options
, options
, sizeof(options
));
1286 json_object_string_add(json_route
, "options", options
);
1288 vty_out(vty
, "Options: %s\n", options
);
1291 ospf6_capability_printbuf(route
->path
.router_bits
, capa
, sizeof(capa
));
1293 json_object_string_add(json_route
, "routerBits", capa
);
1295 vty_out(vty
, "Router Bits: %s\n", capa
);
1297 /* Prefix Options */
1298 ospf6_prefix_options_printbuf(route
->prefix_options
, pfx_options
,
1299 sizeof(pfx_options
));
1301 json_object_string_add(json_route
, "prefixOptions",
1304 vty_out(vty
, "Prefix Options: %s\n", pfx_options
);
1308 json_object_int_add(json_route
, "metricType",
1309 route
->path
.metric_type
);
1310 json_object_int_add(json_route
, "metricCost", route
->path
.cost
);
1311 json_object_int_add(json_route
, "metricCostE2",
1312 route
->path
.u
.cost_e2
);
1314 json_object_int_add(json_route
, "pathsCount",
1315 route
->paths
->count
);
1316 json_object_int_add(json_route
, "nextHopCount",
1317 route
->nh_list
->count
);
1319 vty_out(vty
, "Metric Type: %d\n", route
->path
.metric_type
);
1320 vty_out(vty
, "Metric: %d (%d)\n", route
->path
.cost
,
1321 route
->path
.u
.cost_e2
);
1323 vty_out(vty
, "Paths count: %u\n", route
->paths
->count
);
1324 vty_out(vty
, "Nexthop count: %u\n", route
->nh_list
->count
);
1329 json_array_next_hops
= json_object_new_array();
1331 vty_out(vty
, "Nexthop:\n");
1333 for (ALL_LIST_ELEMENTS_RO(route
->nh_list
, node
, nh
)) {
1336 inet_ntop(AF_INET6
, &nh
->address
, nexthop
,
1338 json_next_hop
= json_object_new_object();
1339 json_object_string_add(json_next_hop
, "nextHop",
1341 json_object_string_add(
1342 json_next_hop
, "interfaceName",
1343 ifindex2ifname(nh
->ifindex
, vrf_id
));
1344 json_object_array_add(json_array_next_hops
,
1347 vty_out(vty
, " %pI6 %.*s\n", &nh
->address
, IFNAMSIZ
,
1348 ifindex2ifname(nh
->ifindex
, vrf_id
));
1351 json_object_object_add(json_route
, "nextHops",
1352 json_array_next_hops
);
1353 json_object_object_add(json_routes
, destination
, json_route
);
1358 static void ospf6_route_show_table_summary(struct vty
*vty
,
1359 struct ospf6_route_table
*table
,
1360 json_object
*json
, bool use_json
)
1362 struct ospf6_route
*route
, *prev
= NULL
;
1363 int i
, pathtype
[OSPF6_PATH_TYPE_MAX
];
1364 unsigned int number
= 0;
1365 int nh_count
= 0, ecmp
= 0;
1366 int alternative
= 0, destination
= 0;
1369 for (i
= 0; i
< OSPF6_PATH_TYPE_MAX
; i
++)
1372 for (route
= ospf6_route_head(table
); route
;
1373 route
= ospf6_route_next(route
)) {
1374 if (prev
== NULL
|| !ospf6_route_is_same(prev
, route
))
1378 nh_count
= ospf6_num_nexthops(route
->nh_list
);
1381 pathtype
[route
->path
.type
]++;
1387 assert(number
== table
->count
);
1389 json_object_int_add(json
, "numberOfOspfv3Routes", number
);
1390 json_object_int_add(json
, "numberOfDestination", destination
);
1391 json_object_int_add(json
, "numberOfAlternativeRoutes",
1393 json_object_int_add(json
, "numberOfEcmp", ecmp
);
1395 vty_out(vty
, "Number of OSPFv3 routes: %d\n", number
);
1396 vty_out(vty
, "Number of Destination: %d\n", destination
);
1397 vty_out(vty
, "Number of Alternative routes: %d\n", alternative
);
1398 vty_out(vty
, "Number of Equal Cost Multi Path: %d\n", ecmp
);
1400 for (i
= OSPF6_PATH_TYPE_INTRA
; i
<= OSPF6_PATH_TYPE_EXTERNAL2
; i
++) {
1402 snprintf(path_str
, sizeof(path_str
), "numberOf%sRoutes",
1403 OSPF6_PATH_TYPE_JSON(i
));
1404 json_object_int_add(json
, path_str
, pathtype
[i
]);
1406 vty_out(vty
, "Number of %s routes: %d\n",
1407 OSPF6_PATH_TYPE_NAME(i
), pathtype
[i
]);
1411 static void ospf6_route_show_table_prefix(struct vty
*vty
,
1412 struct prefix
*prefix
,
1413 struct ospf6_route_table
*table
,
1414 json_object
*json
, bool use_json
)
1416 struct ospf6_route
*route
;
1417 json_object
*json_routes
= NULL
;
1419 route
= ospf6_route_lookup(prefix
, table
);
1424 json_routes
= json_object_new_object();
1425 ospf6_route_lock(route
);
1426 while (route
&& ospf6_route_is_prefix(prefix
, route
)) {
1427 /* Specifying a prefix will always display details */
1428 ospf6_route_show_detail(vty
, route
, json_routes
, use_json
);
1429 route
= ospf6_route_next(route
);
1433 json_object_object_add(json
, "routes", json_routes
);
1435 ospf6_route_unlock(route
);
1438 static void ospf6_route_show_table_address(struct vty
*vty
,
1439 struct prefix
*prefix
,
1440 struct ospf6_route_table
*table
,
1441 json_object
*json
, bool use_json
)
1443 struct ospf6_route
*route
;
1444 json_object
*json_routes
= NULL
;
1446 route
= ospf6_route_lookup_bestmatch(prefix
, table
);
1451 json_routes
= json_object_new_object();
1452 prefix
= &route
->prefix
;
1453 ospf6_route_lock(route
);
1454 while (route
&& ospf6_route_is_prefix(prefix
, route
)) {
1455 /* Specifying a prefix will always display details */
1456 ospf6_route_show_detail(vty
, route
, json_routes
, use_json
);
1457 route
= ospf6_route_next(route
);
1460 json_object_object_add(json
, "routes", json_routes
);
1462 ospf6_route_unlock(route
);
1465 static void ospf6_route_show_table_match(struct vty
*vty
, int detail
,
1466 struct prefix
*prefix
,
1467 struct ospf6_route_table
*table
,
1468 json_object
*json
, bool use_json
)
1470 struct ospf6_route
*route
;
1471 json_object
*json_routes
= NULL
;
1473 assert(prefix
->family
);
1475 route
= ospf6_route_match_head(prefix
, table
);
1477 json_routes
= json_object_new_object();
1480 ospf6_route_show_detail(vty
, route
, json_routes
,
1483 ospf6_route_show(vty
, route
, json_routes
, use_json
);
1484 route
= ospf6_route_match_next(prefix
, route
);
1487 json_object_object_add(json
, "routes", json_routes
);
1490 static void ospf6_route_show_table_type(struct vty
*vty
, int detail
,
1492 struct ospf6_route_table
*table
,
1493 json_object
*json
, bool use_json
)
1495 struct ospf6_route
*route
;
1496 json_object
*json_routes
= NULL
;
1498 route
= ospf6_route_head(table
);
1500 json_routes
= json_object_new_object();
1502 if (route
->path
.type
== type
) {
1504 ospf6_route_show_detail(vty
, route
, json_routes
,
1507 ospf6_route_show(vty
, route
, json_routes
,
1510 route
= ospf6_route_next(route
);
1513 json_object_object_add(json
, "routes", json_routes
);
1516 static void ospf6_route_show_table(struct vty
*vty
, int detail
,
1517 struct ospf6_route_table
*table
,
1518 json_object
*json
, bool use_json
)
1520 struct ospf6_route
*route
;
1521 json_object
*json_routes
= NULL
;
1523 route
= ospf6_route_head(table
);
1525 json_routes
= json_object_new_object();
1528 ospf6_route_show_detail(vty
, route
, json_routes
,
1531 ospf6_route_show(vty
, route
, json_routes
, use_json
);
1532 route
= ospf6_route_next(route
);
1535 json_object_object_add(json
, "routes", json_routes
);
1538 int ospf6_route_table_show(struct vty
*vty
, int argc_start
, int argc
,
1539 struct cmd_token
**argv
,
1540 struct ospf6_route_table
*table
, bool use_json
)
1548 struct prefix prefix
;
1550 int arg_end
= use_json
? (argc
- 1) : argc
;
1551 json_object
*json
= NULL
;
1553 memset(&prefix
, 0, sizeof(prefix
));
1556 json
= json_object_new_object();
1558 for (i
= argc_start
; i
< arg_end
; i
++) {
1559 if (strmatch(argv
[i
]->text
, "summary")) {
1564 if (strmatch(argv
[i
]->text
, "intra-area")) {
1565 type
= OSPF6_PATH_TYPE_INTRA
;
1569 if (strmatch(argv
[i
]->text
, "inter-area")) {
1570 type
= OSPF6_PATH_TYPE_INTER
;
1574 if (strmatch(argv
[i
]->text
, "external-1")) {
1575 type
= OSPF6_PATH_TYPE_EXTERNAL1
;
1579 if (strmatch(argv
[i
]->text
, "external-2")) {
1580 type
= OSPF6_PATH_TYPE_EXTERNAL2
;
1584 if (strmatch(argv
[i
]->text
, "detail")) {
1589 if (strmatch(argv
[i
]->text
, "match")) {
1594 ret
= str2prefix(argv
[i
]->arg
, &prefix
);
1595 if (ret
== 1 && prefix
.family
== AF_INET6
) {
1597 if (strchr(argv
[i
]->arg
, '/'))
1602 json_object_string_add(json
, "malformedArgument",
1605 vty_out(vty
, "Malformed argument: %s\n", argv
[i
]->arg
);
1610 /* Give summary of this route table */
1612 ospf6_route_show_table_summary(vty
, table
, json
, use_json
);
1614 vty_json(vty
, json
);
1618 /* Give exact prefix-match route */
1619 if (isprefix
&& !match
) {
1620 /* If exact address, give best matching route */
1622 ospf6_route_show_table_address(vty
, &prefix
, table
,
1625 ospf6_route_show_table_prefix(vty
, &prefix
, table
, json
,
1629 vty_json(vty
, json
);
1634 ospf6_route_show_table_match(vty
, detail
, &prefix
, table
, json
,
1637 ospf6_route_show_table_type(vty
, detail
, type
, table
, json
,
1640 ospf6_route_show_table(vty
, detail
, table
, json
, use_json
);
1643 vty_json(vty
, json
);
1647 static void ospf6_linkstate_show_header(struct vty
*vty
)
1649 vty_out(vty
, "%-7s %-15s %-15s %-8s %-14s %s\n", "Type", "Router-ID",
1650 "Net-ID", "Rtr-Bits", "Options", "Cost");
1653 static void ospf6_linkstate_show(struct vty
*vty
, struct ospf6_route
*route
)
1655 uint32_t router
, id
;
1656 char routername
[16], idname
[16], rbits
[16], options
[32];
1658 router
= ospf6_linkstate_prefix_adv_router(&route
->prefix
);
1659 inet_ntop(AF_INET
, &router
, routername
, sizeof(routername
));
1660 id
= ospf6_linkstate_prefix_id(&route
->prefix
);
1661 inet_ntop(AF_INET
, &id
, idname
, sizeof(idname
));
1663 ospf6_capability_printbuf(route
->path
.router_bits
, rbits
,
1665 ospf6_options_printbuf(route
->path
.options
, options
, sizeof(options
));
1668 vty_out(vty
, "%-7s %-15s %-15s %-8s %-14s %lu\n", "Network",
1669 routername
, idname
, rbits
, options
,
1670 (unsigned long)route
->path
.cost
);
1672 vty_out(vty
, "%-7s %-15s %-15s %-8s %-14s %lu\n", "Router",
1673 routername
, idname
, rbits
, options
,
1674 (unsigned long)route
->path
.cost
);
1678 static void ospf6_linkstate_show_table_exact(struct vty
*vty
,
1679 struct prefix
*prefix
,
1680 struct ospf6_route_table
*table
)
1682 struct ospf6_route
*route
;
1684 route
= ospf6_route_lookup(prefix
, table
);
1688 ospf6_route_lock(route
);
1689 while (route
&& ospf6_route_is_prefix(prefix
, route
)) {
1690 /* Specifying a prefix will always display details */
1691 ospf6_route_show_detail(vty
, route
, NULL
, false);
1692 route
= ospf6_route_next(route
);
1695 ospf6_route_unlock(route
);
1698 static void ospf6_linkstate_show_table(struct vty
*vty
, int detail
,
1699 struct ospf6_route_table
*table
)
1701 struct ospf6_route
*route
;
1704 ospf6_linkstate_show_header(vty
);
1706 route
= ospf6_route_head(table
);
1709 ospf6_route_show_detail(vty
, route
, NULL
, false);
1711 ospf6_linkstate_show(vty
, route
);
1712 route
= ospf6_route_next(route
);
1716 int ospf6_linkstate_table_show(struct vty
*vty
, int idx_ipv4
, int argc
,
1717 struct cmd_token
**argv
,
1718 struct ospf6_route_table
*table
)
1724 struct prefix router
, id
, prefix
;
1726 memset(&router
, 0, sizeof(router
));
1727 memset(&id
, 0, sizeof(id
));
1728 memset(&prefix
, 0, sizeof(prefix
));
1730 for (i
= idx_ipv4
; i
< argc
; i
++) {
1731 if (strmatch(argv
[i
]->text
, "detail")) {
1737 ret
= str2prefix(argv
[i
]->arg
, &router
);
1738 if (ret
== 1 && router
.family
== AF_INET
) {
1742 vty_out(vty
, "Malformed argument: %s\n", argv
[i
]->arg
);
1747 ret
= str2prefix(argv
[i
]->arg
, &id
);
1748 if (ret
== 1 && id
.family
== AF_INET
) {
1752 vty_out(vty
, "Malformed argument: %s\n", argv
[i
]->arg
);
1756 vty_out(vty
, "Malformed argument: %s\n", argv
[i
]->arg
);
1761 ospf6_linkstate_prefix(router
.u
.prefix4
.s_addr
,
1762 id
.u
.prefix4
.s_addr
, &prefix
);
1765 ospf6_linkstate_show_table_exact(vty
, &prefix
, table
);
1767 ospf6_linkstate_show_table(vty
, detail
, table
);
1773 void ospf6_brouter_show_header(struct vty
*vty
)
1775 vty_out(vty
, "%-15s %-8s %-14s %-10s %-15s\n", "Router-ID", "Rtr-Bits",
1776 "Options", "Path-Type", "Area");
1779 void ospf6_brouter_show(struct vty
*vty
, struct ospf6_route
*route
)
1781 uint32_t adv_router
;
1782 char adv
[16], rbits
[16], options
[32], area
[16];
1784 adv_router
= ospf6_linkstate_prefix_adv_router(&route
->prefix
);
1785 inet_ntop(AF_INET
, &adv_router
, adv
, sizeof(adv
));
1786 ospf6_capability_printbuf(route
->path
.router_bits
, rbits
,
1788 ospf6_options_printbuf(route
->path
.options
, options
, sizeof(options
));
1789 inet_ntop(AF_INET
, &route
->path
.area_id
, area
, sizeof(area
));
1791 /* vty_out (vty, "%-15s %-8s %-14s %-10s %-15s\n",
1792 "Router-ID", "Rtr-Bits", "Options", "Path-Type", "Area"); */
1793 vty_out(vty
, "%-15s %-8s %-14s %-10s %-15s\n", adv
, rbits
, options
,
1794 OSPF6_PATH_TYPE_NAME(route
->path
.type
), area
);
1797 DEFPY(debug_ospf6_route
,
1798 debug_ospf6_route_cmd
,
1799 "[no$no] debug ospf6 route <all|table|intra-area|inter-area|memory>",
1804 "Debug for all types of route calculation\n"
1805 "Debug route table calculation\n"
1806 "Debug intra-area route calculation\n"
1807 "Debug inter-area route calculation\n"
1808 "Debug route memory use\n")
1811 unsigned char level
= 0;
1813 idx_type
= ((no
) ? 4 : 3);
1815 if (!strcmp(argv
[idx_type
]->text
, "all"))
1816 level
= OSPF6_DEBUG_ROUTE_ALL
;
1817 else if (!strcmp(argv
[idx_type
]->text
, "table"))
1818 level
= OSPF6_DEBUG_ROUTE_TABLE
;
1819 else if (!strcmp(argv
[idx_type
]->text
, "intra-area"))
1820 level
= OSPF6_DEBUG_ROUTE_INTRA
;
1821 else if (!strcmp(argv
[idx_type
]->text
, "inter-area"))
1822 level
= OSPF6_DEBUG_ROUTE_INTER
;
1823 else if (!strcmp(argv
[idx_type
]->text
, "memory"))
1824 level
= OSPF6_DEBUG_ROUTE_MEMORY
;
1827 OSPF6_DEBUG_ROUTE_OFF(level
);
1829 OSPF6_DEBUG_ROUTE_ON(level
);
1833 int config_write_ospf6_debug_route(struct vty
*vty
)
1835 if (IS_OSPF6_DEBUG_ROUTE(ALL
) == OSPF6_DEBUG_ROUTE_ALL
) {
1836 vty_out(vty
, "debug ospf6 route all\n");
1839 if (IS_OSPF6_DEBUG_ROUTE(TABLE
))
1840 vty_out(vty
, "debug ospf6 route table\n");
1841 if (IS_OSPF6_DEBUG_ROUTE(INTRA
))
1842 vty_out(vty
, "debug ospf6 route intra-area\n");
1843 if (IS_OSPF6_DEBUG_ROUTE(INTER
))
1844 vty_out(vty
, "debug ospf6 route inter-area\n");
1845 if (IS_OSPF6_DEBUG_ROUTE(MEMORY
))
1846 vty_out(vty
, "debug ospf6 route memory\n");
1851 void install_element_ospf6_debug_route(void)
1853 install_element(ENABLE_NODE
, &debug_ospf6_route_cmd
);
1854 install_element(CONFIG_NODE
, &debug_ospf6_route_cmd
);