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Separate import and receive limits.

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They have different behavior w.r.t. filtered routes that are kept.
This commit is contained in:
Ondrej Zajicek
2013-01-10 13:07:33 +01:00
parent 79b4e12e60
commit b662290f40
8 changed files with 94 additions and 22 deletions
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21
nest/proto.c
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@@ -344,6 +344,7 @@ protos_postconfig(struct config *c)
WALK_LIST(x, c->protos)
{
DBG(" %s", x->name);
p = x->protocol;
if (p->postconfig)
p->postconfig(x);
@@ -410,6 +411,7 @@ proto_reconfigure(struct proto *p, struct proto_config *oc, struct proto_config
{
p->main_ahook->in_filter = nc->in_filter;
p->main_ahook->out_filter = nc->out_filter;
p->main_ahook->rx_limit = nc->rx_limit;
p->main_ahook->in_limit = nc->in_limit;
p->main_ahook->out_limit = nc->out_limit;
p->main_ahook->in_keep_filtered = nc->in_keep_filtered;
@@ -804,9 +806,11 @@ proto_schedule_feed(struct proto *p, int initial)
p->main_ahook = proto_add_announce_hook(p, p->table, &p->stats);
p->main_ahook->in_filter = p->cf->in_filter;
p->main_ahook->out_filter = p->cf->out_filter;
p->main_ahook->rx_limit = p->cf->rx_limit;
p->main_ahook->in_limit = p->cf->in_limit;
p->main_ahook->out_limit = p->cf->out_limit;
p->main_ahook->in_keep_filtered = p->cf->in_keep_filtered;
proto_reset_limit(p->main_ahook->rx_limit);
proto_reset_limit(p->main_ahook->in_limit);
proto_reset_limit(p->main_ahook->out_limit);
}
@@ -978,6 +982,7 @@ proto_limit_name(struct proto_limit *l)
* proto_notify_limit: notify about limit hit and take appropriate action
* @ah: announce hook
* @l: limit being hit
* @dir: limit direction (PLD_*)
* @rt_count: the number of routes
*
* The function is called by the route processing core when limit @l
@@ -985,10 +990,11 @@ proto_limit_name(struct proto_limit *l)
* according to @l->action.
*/
void
proto_notify_limit(struct announce_hook *ah, struct proto_limit *l, u32 rt_count)
proto_notify_limit(struct announce_hook *ah, struct proto_limit *l, int dir, u32 rt_count)
{
const char *dir_name[PLD_MAX] = { "receive", "import" , "export" };
const byte dir_down[PLD_MAX] = { PDC_RX_LIMIT_HIT, PDC_IN_LIMIT_HIT, PDC_OUT_LIMIT_HIT };
struct proto *p = ah->proto;
int dir = (ah->in_limit == l);
if (l->state == PLS_BLOCKED)
return;
@@ -996,7 +1002,7 @@ proto_notify_limit(struct announce_hook *ah, struct proto_limit *l, u32 rt_count
/* 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));
p->name, dir_name[dir], l->limit, proto_limit_name(l));
switch (l->action)
{
@@ -1011,8 +1017,7 @@ proto_notify_limit(struct announce_hook *ah, struct proto_limit *l, u32 rt_count
case PLA_RESTART:
case PLA_DISABLE:
l->state = PLS_BLOCKED;
proto_schedule_down(p, l->action == PLA_RESTART,
dir ? PDC_IN_LIMIT_HIT : PDC_OUT_LIMIT_HIT);
proto_schedule_down(p, l->action == PLA_RESTART, dir_down[dir]);
break;
}
}
@@ -1146,6 +1151,7 @@ proto_show_basic_info(struct proto *p)
cli_msg(-1006, " Input filter: %s", filter_name(p->cf->in_filter));
cli_msg(-1006, " Output filter: %s", filter_name(p->cf->out_filter));
proto_show_limit(p->cf->rx_limit, "Receive limit:");
proto_show_limit(p->cf->in_limit, "Import limit:");
proto_show_limit(p->cf->out_limit, "Export limit:");
@@ -1267,7 +1273,10 @@ proto_cmd_reload(struct proto *p, unsigned int dir, int cnt UNUSED)
* Perhaps, but these hooks work asynchronously.
*/
if (!p->proto->multitable)
proto_reset_limit(p->main_ahook->in_limit);
{
proto_reset_limit(p->main_ahook->rx_limit);
proto_reset_limit(p->main_ahook->in_limit);
}
}
/* re-exporting routes */