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SVN revisions 935-940 merge from Zebra CVS.

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This commit is contained in:
hasso 2004-08-25 09:10:37 +00:00
parent 3e0b3a5621
commit ccb59b1104
15 changed files with 122 additions and 26 deletions
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5
ospf6d/ChangeLog
View File

@ -1,3 +1,8 @@
2004-08-19 Yasuhiro Ohara <yasu@sfc.wide.ad.jp>
* ospf6_asbr.c: Bug in ASBR check fixed.
* ospf6d.h: version 0.9.7k
2004-08-19 Yasuhiro Ohara <yasu@sfc.wide.ad.jp>
* ospf6_asbr.c: Bug in AS-External Origination fixed.

52
ospf6d/ospf6_abr.c
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@ -499,6 +499,7 @@ ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa)
u_int8_t prefix_options = 0;
u_int32_t cost = 0;
int i;
char buf[64];
if (IS_OSPF6_DEBUG_ABR)
zlog_info ("Examin %s in area %s", lsa->name, oa->name);
@ -511,6 +512,7 @@ ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa)
prefix.family = AF_INET6;
prefix.prefixlen = prefix_lsa->prefix.prefix_length;
ospf6_prefix_in6_addr (&prefix.u.prefix6, &prefix_lsa->prefix);
prefix2str (&prefix, buf, sizeof (buf));
table = oa->ospf6->route_table;
type = OSPF6_DEST_TYPE_NETWORK;
prefix_options = prefix_lsa->prefix.prefix_options;
@ -522,6 +524,7 @@ ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa)
router_lsa = (struct ospf6_inter_router_lsa *)
OSPF6_LSA_HEADER_END (lsa->header);
ospf6_linkstate_prefix (router_lsa->router_id, htonl (0), &prefix);
inet_ntop (AF_INET, &router_lsa->router_id, buf, sizeof (buf));
table = oa->ospf6->brouter_table;
type = OSPF6_DEST_TYPE_ROUTER;
options[0] = router_lsa->options[0];
@ -532,15 +535,18 @@ ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa)
else
assert (0);
for (route = ospf6_route_lookup (&prefix, table);
route && ospf6_route_is_prefix (&prefix, route);
route = ospf6_route_next (route))
/* Find existing route */
route = ospf6_route_lookup (&prefix, table);
if (route)
ospf6_route_lock (route);
while (route && ospf6_route_is_prefix (&prefix, route))
{
if (route->path.area_id == oa->area_id &&
route->path.origin.type == lsa->header->type &&
route->path.origin.id == lsa->header->id &&
route->path.origin.adv_router == lsa->header->adv_router)
old = route;
route = ospf6_route_next (route);
}
/* (1) if cost == LSInfinity or if the LSA is MaxAge */
@ -589,6 +595,7 @@ ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa)
ospf6_linkstate_prefix (lsa->header->adv_router, htonl (0), &abr_prefix);
abr_entry = ospf6_route_lookup (&abr_prefix, oa->ospf6->brouter_table);
if (abr_entry == NULL || abr_entry->path.area_id != oa->area_id ||
CHECK_FLAG (abr_entry->flag, OSPF6_ROUTE_REMOVE) ||
! CHECK_FLAG (abr_entry->path.router_bits, OSPF6_ROUTER_BIT_B))
{
if (IS_OSPF6_DEBUG_ABR)
@ -602,7 +609,7 @@ ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa)
in the routing table. Always install the path by substituting
old route (if any). */
if (old)
route = old;
route = ospf6_route_copy (old);
else
route = ospf6_route_create ();
@ -622,10 +629,45 @@ ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa)
route->nexthop[i] = abr_entry->nexthop[i];
if (IS_OSPF6_DEBUG_ABR)
zlog_info ("Install route");
zlog_info ("Install route: %s", buf);
ospf6_route_add (route, table);
}
void
ospf6_abr_examin_brouter (u_int32_t router_id)
{
struct ospf6_lsa *lsa;
struct ospf6_area *oa;
listnode node;
u_int16_t type;
if (IS_OSPF6_DEBUG_ABR)
{
char buf[16];
inet_ntop (AF_INET, &router_id, buf, sizeof (buf));
zlog_info ("Router entry of %s changed", buf);
zlog_info ("Examin summary LSAs originated by the router");
}
type = htons (OSPF6_LSTYPE_INTER_ROUTER);
for (node = listhead (ospf6->area_list); node; nextnode (node))
{
oa = OSPF6_AREA (getdata (node));
for (lsa = ospf6_lsdb_type_router_head (type, router_id, oa->lsdb); lsa;
lsa = ospf6_lsdb_type_router_next (type, router_id, lsa))
ospf6_abr_examin_summary (lsa, oa);
}
type = htons (OSPF6_LSTYPE_INTER_PREFIX);
for (node = listhead (ospf6->area_list); node; nextnode (node))
{
oa = OSPF6_AREA (getdata (node));
for (lsa = ospf6_lsdb_type_router_head (type, router_id, oa->lsdb); lsa;
lsa = ospf6_lsdb_type_router_next (type, router_id, lsa))
ospf6_abr_examin_summary (lsa, oa);
}
}
/* Display functions */
int

1
ospf6d/ospf6_abr.h
View File

@ -61,6 +61,7 @@ void ospf6_abr_originate_summary_to_area (struct ospf6_route *route,
struct ospf6_area *area);
void ospf6_abr_originate_summary (struct ospf6_route *route);
void ospf6_abr_examin_summary (struct ospf6_lsa *lsa, struct ospf6_area *oa);
void ospf6_abr_examin_brouter (u_int32_t router_id);
int config_write_ospf6_debug_abr (struct vty *vty);
void install_element_ospf6_debug_abr ();

2
ospf6d/ospf6_area.c
View File

@ -68,6 +68,7 @@ ospf6_area_lsdb_hook_add (struct ospf6_lsa *lsa)
case OSPF6_LSTYPE_INTER_PREFIX:
case OSPF6_LSTYPE_INTER_ROUTER:
ospf6_abr_examin_summary (lsa, (struct ospf6_area *) lsa->lsdb->data);
break;
default:
@ -94,6 +95,7 @@ ospf6_area_lsdb_hook_remove (struct ospf6_lsa *lsa)
case OSPF6_LSTYPE_INTER_PREFIX:
case OSPF6_LSTYPE_INTER_ROUTER:
ospf6_abr_examin_summary (lsa, (struct ospf6_area *) lsa->lsdb->data);
break;
default:

5
ospf6d/ospf6_asbr.c
View File

@ -192,11 +192,8 @@ ospf6_asbr_lsa_add (struct ospf6_lsa *lsa)
return;
}
asbr_id.family = AF_INET;
asbr_id.prefixlen = 32;
asbr_id.u.prefix4.s_addr = lsa->header->adv_router;
ospf6_linkstate_prefix (lsa->header->adv_router, htonl (0), &asbr_id);
asbr_entry = ospf6_route_lookup (&asbr_id, ospf6->brouter_table);
if (asbr_entry == NULL)
{
if (IS_OSPF6_DEBUG_ASBR)

10
ospf6d/ospf6_flood.c
View File

@ -220,7 +220,7 @@ ospf6_install_lsa (struct ospf6_lsa *lsa)
}
gettimeofday (&now, (struct timezone *) NULL);
if (ospf6_lsa_age_current (lsa) != MAXAGE)
if (! OSPF6_LSA_IS_MAXAGE (lsa))
lsa->expire = thread_add_timer (master, ospf6_lsa_expire, lsa,
MAXAGE + lsa->birth.tv_sec - now.tv_sec);
else
@ -843,11 +843,17 @@ ospf6_receive_lsa (struct ospf6_neighbor *from,
}
}
gettimeofday (&new->received, (struct timezone *) NULL);
if (IS_OSPF6_DEBUG_LSA (RECV))
zlog_info ("Flood, Install, Possibly acknowledge the received LSA");
/* (b) immediately flood and (c) remove from all retrans-list */
ospf6_flood (from, new);
/* Prevent self-originated LSA to be flooded. this is to make
reoriginated instance of the LSA not to be rejected by other routers
due to MinLSArrival. */
if (new->header->adv_router != from->ospf6_if->area->ospf6->router_id)
ospf6_flood (from, new);
/* (c) Remove the current database copy from all neighbors' Link
state retransmission lists. */

29
ospf6d/ospf6_intra.c
View File

@ -1036,6 +1036,9 @@ ospf6_intra_prefix_lsa_add (struct ospf6_lsa *lsa)
char *start, *current, *end;
char buf[64];
if (OSPF6_LSA_IS_MAXAGE (lsa))
return;
if (IS_OSPF6_DEBUG_ROUTE (INTRA))
zlog_info ("%s found", lsa->name);
@ -1081,10 +1084,12 @@ ospf6_intra_prefix_lsa_add (struct ospf6_lsa *lsa)
break;
route = ospf6_route_create ();
route->prefix.prefixlen = op->prefix_length;
memset (&route->prefix, 0, sizeof (struct prefix));
route->prefix.family = AF_INET6;
memcpy (&route->prefix.u.prefix6, OSPF6_PREFIX_BODY (op),
OSPF6_PREFIX_SPACE (op->prefix_length));
route->prefix.prefixlen = op->prefix_length;
ospf6_prefix_in6_addr (&route->prefix.u.prefix6, op);
route->type = OSPF6_DEST_TYPE_NETWORK;
route->path.origin.type = lsa->header->type;
route->path.origin.id = lsa->header->id;
@ -1147,6 +1152,7 @@ ospf6_intra_prefix_lsa_remove (struct ospf6_lsa *lsa)
break;
prefix_num--;
memset (&prefix, 0, sizeof (struct prefix));
prefix.family = AF_INET6;
prefix.prefixlen = op->prefix_length;
ospf6_prefix_in6_addr (&prefix.u.prefix6, op);
@ -1246,6 +1252,7 @@ ospf6_intra_brouter_calculation (struct ospf6_area *oa)
struct ospf6_route *lsentry, *copy;
void (*hook_add) (struct ospf6_route *) = NULL;
void (*hook_remove) (struct ospf6_route *) = NULL;
char buf[16];
if (IS_OSPF6_DEBUG_ROUTE (INTRA))
zlog_info ("Border-router calculation for area %s", oa->name);
@ -1277,9 +1284,15 @@ ospf6_intra_brouter_calculation (struct ospf6_area *oa)
copy = ospf6_route_copy (lsentry);
copy->type = OSPF6_DEST_TYPE_ROUTER;
copy->prefix.family = AF_INET;
copy->prefix.prefixlen = 32;
copy->path.area_id = oa->area_id;
ospf6_route_add (copy, oa->ospf6->brouter_table);
if (IS_OSPF6_DEBUG_ROUTE (INTRA))
{
inet_ntop (AF_INET, &ADV_ROUTER_IN_PREFIX (&copy->prefix),
buf, sizeof (buf));
zlog_info ("Re-install router entry %s", buf);
}
}
oa->ospf6->brouter_table->hook_add = hook_add;
@ -1303,6 +1316,12 @@ ospf6_intra_brouter_calculation (struct ospf6_area *oa)
else if (CHECK_FLAG (lsentry->flag, OSPF6_ROUTE_ADD) ||
CHECK_FLAG (lsentry->flag, OSPF6_ROUTE_CHANGE))
{
if (IS_OSPF6_DEBUG_ROUTE (INTRA))
{
inet_ntop (AF_INET, &ADV_ROUTER_IN_PREFIX (&lsentry->prefix),
buf, sizeof (buf));
zlog_info ("Call hook for router entry %s", buf);
}
if (hook_add)
(*hook_add) (lsentry);
}

3
ospf6d/ospf6_lsa.c
View File

@ -497,8 +497,9 @@ ospf6_lsa_copy (struct ospf6_lsa *lsa)
assert (copy->lock == 0);
copy->birth = lsa->birth;
copy->installed = lsa->installed;
copy->originated = lsa->originated;
copy->received = lsa->received;
copy->installed = lsa->installed;
copy->lsdb = lsa->lsdb;
return copy;

3
ospf6d/ospf6_lsa.h
View File

@ -113,8 +113,9 @@ struct ospf6_lsa
unsigned char flag; /* special meaning (e.g. floodback) */
struct timeval birth; /* tv_sec when LS age 0 */
struct timeval installed; /* used by MinLSArrival check */
struct timeval originated; /* used by MinLSInterval check */
struct timeval received; /* used by MinLSArrival check */
struct timeval installed;
struct thread *expire;
struct thread *refresh; /* For self-originated LSA */

5
ospf6d/ospf6_lsdb.c
View File

@ -174,6 +174,11 @@ ospf6_lsdb_add (struct ospf6_lsa *lsa, struct ospf6_lsdb *lsdb)
(*lsdb->hook_remove) (lsa);
}
}
else if (OSPF6_LSA_IS_MAXAGE (old))
{
if (lsdb->hook_add)
(*lsdb->hook_add) (lsa);
}
else
{
if (lsdb->hook_remove)

6
ospf6d/ospf6_message.c
View File

@ -557,19 +557,19 @@ ospf6_dbdesc_recv_master (struct ospf6_header *oh,
if (mine == NULL)
{
if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
zlog_info ("Add request (No database copy)", his->name);
zlog_info ("Add request (No database copy)");
ospf6_lsdb_add (his, on->request_list);
}
else if (ospf6_lsa_compare (his, mine) < 0)
{
if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
zlog_info ("Add request (Received MoreRecent)", his->name);
zlog_info ("Add request (Received MoreRecent)");
ospf6_lsdb_add (his, on->request_list);
}
else
{
if (IS_OSPF6_DEBUG_MESSAGE (oh->type, RECV))
zlog_info ("Discard (Existing MoreRecent)", his->name);
zlog_info ("Discard (Existing MoreRecent)");
ospf6_lsa_delete (his);
}
}

15
ospf6d/ospf6_route.c
View File

@ -201,10 +201,25 @@ static void
_route_count_assert (struct ospf6_route_table *table)
{
struct ospf6_route *debug;
char buf[64];
int num = 0;
for (debug = ospf6_route_head (table); debug;
debug = ospf6_route_next (debug))
num++;
if (num == table->count)
return;
zlog_info ("PANIC !! table[%p]->count = %d, real = %d",
table, table->count, num);
for (debug = ospf6_route_head (table); debug;
debug = ospf6_route_next (debug))
{
prefix2str (&debug->prefix, buf, sizeof (buf));
zlog_info ("%p %p %s", debug->prev, debug->next, buf);
}
zlog_info ("DUMP END");
assert (num == table->count);
}
#define ospf6_route_count_assert(t) (_route_count_assert (t))

4
ospf6d/ospf6_route.h
View File

@ -215,9 +215,9 @@ extern char *ospf6_path_type_substr[OSPF6_PATH_TYPE_MAX];
#define ospf6_linkstate_prefix_id(x) \
(*(u_int32_t *)(&(x)->u.prefix6.s6_addr[4]))
#define ID_IN_PREFIX(x) \
(*(u_int32_t *)(&(x)->u.prefix6.s6_addr[0]))
#define ADV_ROUTER_IN_PREFIX(x) \
(*(u_int32_t *)(&(x)->u.prefix6.s6_addr[0]))
#define ID_IN_PREFIX(x) \
(*(u_int32_t *)(&(x)->u.prefix6.s6_addr[4]))
/* Function prototype */

6
ospf6d/ospf6_top.c
View File

@ -100,15 +100,17 @@ ospf6_top_route_hook_remove (struct ospf6_route *route)
void
ospf6_top_brouter_hook_add (struct ospf6_route *route)
{
ospf6_abr_originate_summary (route);
ospf6_abr_examin_brouter (ADV_ROUTER_IN_PREFIX (&route->prefix));
ospf6_asbr_lsentry_add (route);
ospf6_abr_originate_summary (route);
}
void
ospf6_top_brouter_hook_remove (struct ospf6_route *route)
{
ospf6_abr_originate_summary (route);
ospf6_abr_examin_brouter (ADV_ROUTER_IN_PREFIX (&route->prefix));
ospf6_asbr_lsentry_remove (route);
ospf6_abr_originate_summary (route);
}
struct ospf6 *

2
ospf6d/ospf6d.h
View File

@ -22,7 +22,7 @@
#ifndef OSPF6D_H
#define OSPF6D_H
#define OSPF6_DAEMON_VERSION "0.9.7j"
#define OSPF6_DAEMON_VERSION "0.9.7k"
/* global variables */
extern int errno;