diff options
Diffstat (limited to 'nest/rt-table.c')
| -rw-r--r-- | nest/rt-table.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/nest/rt-table.c b/nest/rt-table.c index 4da6807..756141c 100644 --- a/nest/rt-table.c +++ b/nest/rt-table.c @@ -15,6 +15,7 @@ #include "nest/protocol.h" #include "lib/resource.h" #include "lib/event.h" +#include "filter/filter.h" rtable master_table; static slab *rte_slab; @@ -115,6 +116,20 @@ rte_better(rte *new, rte *old) return 0; } +static inline void +do_rte_announce(struct proto *p, net *net, rte *new, rte *old) +{ + if (p->out_filter) + { + if (old && f_run(p->out_filter, old, NULL) != F_ACCEPT) + old = NULL; + if (new && f_run(p->out_filter, new, NULL) != F_ACCEPT) + new = NULL; + } + if (new || old) + p->rt_notify(p, net, new, old); +} + void rte_announce(net *net, rte *new, rte *old) { @@ -124,7 +139,7 @@ rte_announce(net *net, rte *new, rte *old) { ASSERT(p->core_state == FS_HAPPY); if (p->rt_notify) - p->rt_notify(p, net, new, old); + do_rte_announce(p, net, new, old); } } @@ -143,7 +158,7 @@ rt_feed_baby(struct proto *p) net *n = (net *) fn; rte *e; for(e=n->routes; e; e=e->next) - p->rt_notify(p, n, e, NULL); + do_rte_announce(p, n, e, NULL); } FIB_WALK_END; t = t->sibling; @@ -172,6 +187,12 @@ rte_update(net *net, struct proto *p, rte *new) rte *old = NULL; rte **k, *r, *s; + if (new && p->in_filter && f_run(p->in_filter, new, NULL) != F_ACCEPT) + { + rte_free(new); + return; + } + if (new && !(new->attrs->aflags & RTAF_CACHED)) /* Need to copy attributes */ new->attrs = rta_lookup(new->attrs); |