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Implements generalized export limits.

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And also fixes some minor bugs in limits.
This commit is contained in:
Ondrej Zajicek
2012-04-24 23:39:57 +02:00
parent 3589546af4
commit d9b77cc281
9 changed files with 75 additions and 30 deletions
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30
nest/proto.c
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@@ -406,13 +406,14 @@ proto_reconfigure(struct proto *p, struct proto_config *oc, struct proto_config
if (p->proto->multitable)
return 1;
/* Update filters in the main announce hook */
/* Update filters and limits in the main announce hook
Note that this also resets limit state */
if (p->main_ahook)
{
p->main_ahook->in_filter = nc->in_filter;
p->main_ahook->out_filter = nc->out_filter;
p->main_ahook->in_limit = nc->in_limit;
// p->main_ahook->out_limit = nc->out_limit;
p->main_ahook->out_limit = nc->out_limit;
}
/* Update routes when filters changed. If the protocol in not UP,
@@ -774,9 +775,16 @@ proto_schedule_feed(struct proto *p, int initial)
p->core_state = FS_FEEDING;
p->refeeding = !initial;
/* Hack: reset exp_routes during refeed, and do not decrease it later */
/* FIXME: This should be changed for better support of multitable protos */
if (!initial)
p->stats.exp_routes = 0;
{
struct announce_hook *ah;
for (ah = p->ahooks; ah; ah = ah->next)
proto_reset_limit(ah->out_limit);
/* Hack: reset exp_routes during refeed, and do not decrease it later */
p->stats.exp_routes = 0;
}
/* Connect protocol to routing table */
if (initial && !p->proto->multitable)
@@ -785,9 +793,9 @@ proto_schedule_feed(struct proto *p, int initial)
p->main_ahook->in_filter = p->cf->in_filter;
p->main_ahook->out_filter = p->cf->out_filter;
p->main_ahook->in_limit = p->cf->in_limit;
p->main_ahook->out_limit = p->cf->out_limit;
proto_reset_limit(p->main_ahook->in_limit);
// p->main_ahook->out_limit = p->cf->out_limit;
// proto_reset_limit(p->main_ahook->out_limit);
proto_reset_limit(p->main_ahook->out_limit);
}
proto_relink(p);
@@ -872,6 +880,8 @@ proto_schedule_flush(struct proto *p)
proto_schedule_flush_loop();
}
/* Temporary hack to propagate restart to BGP */
int proto_restart;
static void
proto_shutdown_loop(struct timer *t UNUSED)
@@ -881,11 +891,11 @@ proto_shutdown_loop(struct timer *t UNUSED)
WALK_LIST_DELSAFE(p, p_next, active_proto_list)
if (p->down_sched)
{
int restart = (p->down_sched == PDS_RESTART);
proto_restart = (p->down_sched == PDS_RESTART);
p->disabled = 1;
proto_rethink_goal(p);
if (restart)
if (proto_restart)
{
p->disabled = 0;
proto_rethink_goal(p);
@@ -970,7 +980,8 @@ proto_notify_limit(struct announce_hook *ah, struct proto_limit *l, u32 rt_count
if (l->state == PLS_BLOCKED)
return;
if (rt_count == l->limit)
/* For warning action, we want the log message every time we hit the limit */
if (!l->state || ((l->action == PLA_WARN) && (rt_count == l->limit)))
log(L_WARN "Protocol %s hits route %s limit (%d), action: %s",
p->name, dir ? "import" : "export", l->limit, proto_limit_name(l));
@@ -1118,6 +1129,7 @@ proto_show_basic_info(struct proto *p)
cli_msg(-1006, " Output filter: %s", filter_name(p->cf->out_filter));
proto_show_limit(p->cf->in_limit, "Import limit:");
proto_show_limit(p->cf->out_limit, "Export limit:");
if (p->proto_state != PS_DOWN)
proto_show_stats(&p->stats);