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authorClaudio Jeker <claudio@cvs.openbsd.org>2005-02-09 22:58:09 +0000
committerClaudio Jeker <claudio@cvs.openbsd.org>2005-02-09 22:58:09 +0000
commit310fe11715f87bf19aec652c96475cf4b4e3d383 (patch)
tree82988674fcfed18a5a04feddf6f324c12374ea0b /usr.sbin/ospfd
parent5c5f3bb5efbbc23618e67cedd29640c384fbf75d (diff)
Fix premature ageing of self originating LSA. Still not perfect but better
than before where it just failed to work.
Diffstat (limited to 'usr.sbin/ospfd')
-rw-r--r--usr.sbin/ospfd/rde.c16
-rw-r--r--usr.sbin/ospfd/rde.h3
-rw-r--r--usr.sbin/ospfd/rde_lsdb.c11
3 files changed, 23 insertions, 7 deletions
diff --git a/usr.sbin/ospfd/rde.c b/usr.sbin/ospfd/rde.c
index b835a90515c..d52d0cc0b6a 100644
--- a/usr.sbin/ospfd/rde.c
+++ b/usr.sbin/ospfd/rde.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rde.c,v 1.4 2005/02/09 20:40:23 claudio Exp $ */
+/* $OpenBSD: rde.c,v 1.5 2005/02/09 22:58:08 claudio Exp $ */
/*
* Copyright (c) 2004, 2005 Claudio Jeker <claudio@openbsd.org>
@@ -558,3 +558,17 @@ rde_nbr_loading(struct area *area)
return (0);
}
+struct rde_nbr *
+rde_nbr_self(struct area *area)
+{
+ struct rde_nbr *nbr;
+
+ LIST_FOREACH(nbr, &area->nbr_list, entry)
+ if (nbr->self)
+ return (nbr);
+
+ /* this may not happen */
+ fatalx("rde_nbr_self: area without self");
+ return (NULL);
+}
+
diff --git a/usr.sbin/ospfd/rde.h b/usr.sbin/ospfd/rde.h
index 404c036c70a..80e70023491 100644
--- a/usr.sbin/ospfd/rde.h
+++ b/usr.sbin/ospfd/rde.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: rde.h,v 1.3 2005/02/09 20:40:23 claudio Exp $ */
+/* $OpenBSD: rde.h,v 1.4 2005/02/09 22:58:08 claudio Exp $ */
/*
* Copyright (c) 2004, 2005 Esben Norby <norby@openbsd.org>
@@ -62,6 +62,7 @@ int rde_imsg_compose_ospfe(int, u_int32_t, pid_t, void *,
u_int32_t rde_router_id(void);
void rde_nbr_del(struct rde_nbr *);
int rde_nbr_loading(struct area *);
+struct rde_nbr *rde_nbr_self(struct area *);
/* rde_lsdb.c */
void lsa_init(struct lsa_tree *);
diff --git a/usr.sbin/ospfd/rde_lsdb.c b/usr.sbin/ospfd/rde_lsdb.c
index 2b32a76c4bf..79af6ed4c61 100644
--- a/usr.sbin/ospfd/rde_lsdb.c
+++ b/usr.sbin/ospfd/rde_lsdb.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: rde_lsdb.c,v 1.8 2005/02/09 20:44:37 claudio Exp $ */
+/* $OpenBSD: rde_lsdb.c,v 1.9 2005/02/09 22:58:08 claudio Exp $ */
/*
* Copyright (c) 2004, 2005 Claudio Jeker <claudio@openbsd.org>
@@ -309,9 +309,10 @@ self:
* the dummy LSA will be reflooded via the default timeout
* handler.
*/
- lsa_add(nbr, dummy);
+ lsa_add(rde_nbr_self(nbr->area), dummy);
return (1);
}
+
/*
* LSA is still originated, just reflood it. But we need to create
* a new instance by setting the LSA sequence number equal to the
@@ -346,7 +347,7 @@ lsa_add(struct rde_nbr *nbr, struct lsa *lsa)
/* timeout handling either MAX_AGE or LS_REFRESH_TIME */
timerclear(&tv);
- if (nbr->self)
+ if (nbr->self && ntohs(new->lsa->hdr.age) == DEFAULT_AGE)
tv.tv_sec = LS_REFRESH_TIME;
else
tv.tv_sec = MAX_AGE - ntohs(new->lsa->hdr.age);
@@ -464,9 +465,9 @@ lsa_timeout(int fd, short event, void *bula)
lsa_age(v);
- log_debug("lsa_timeout: REFLOOD");
+ log_debug("lsa_timeout: REFLOOD age %d", ntohs(v->lsa->hdr.age));
- if (v->nbr->self && v->lsa->hdr.age != htons(MAX_AGE))
+ if (v->nbr->self && ntohs(v->lsa->hdr.age) < MAX_AGE)
lsa_refresh(v);
rde_imsg_compose_ospfe(IMSG_LS_FLOOD, v->nbr->peerid, 0,