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Implements import route limits.

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This commit is contained in:
Ondrej Zajicek
2009-06-04 13:31:09 +02:00
parent 925fe2d3de
commit 72b28a041d
4 changed files with 42 additions and 8 deletions
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23
proto/bgp/bgp.c
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@@ -212,7 +212,7 @@ bgp_update_startup_delay(struct bgp_proto *p, struct bgp_conn *conn, unsigned co
struct bgp_config *cf = p->cf;
/* Don't handle cease messages as errors */
if (code == 6 && !subcode)
if (code == 6 && !subcode && p->last_error_class != BE_AUTO_DOWN)
{
p->startup_delay = 0;
return;
@@ -483,6 +483,21 @@ bgp_active(struct bgp_proto *p, int delay)
bgp_start_timer(conn->connect_retry_timer, delay);
}
int
bgp_apply_limits(struct bgp_proto *p)
{
if (p->cf->route_limit && (p->p.stats.imp_routes > p->cf->route_limit))
{
log(L_WARN "%s: Route limit exceeded, shutting down", p->p.name);
bgp_store_error(p, NULL, BE_AUTO_DOWN, BEA_ROUTE_LIMIT_EXCEEDED);
bgp_stop(p);
return -1;
}
return 0;
}
/**
* bgp_connect - initiate an outgoing connection
* @p: BGP instance
@@ -848,8 +863,9 @@ bgp_check(struct bgp_config *c)
}
static char *bgp_state_names[] = { "Idle", "Connect", "Active", "OpenSent", "OpenConfirm", "Established", "Close" };
static char *bgp_err_classes[] = { "", "Error: ", "Socket: ", "Received: ", "BGP Error: ", "Automatic shutdown", ""};
static char *bgp_err_classes[] = { "", "Error: ", "Socket: ", "Received: ", "BGP Error: ", "Automatic shutdown: ", ""};
static char *bgp_misc_errors[] = { "", "Neighbor lost", "Invalid next hop", "Kernel MD5 auth failed" };
static char *bgp_auto_errors[] = { "", "Route limit exceeded"};
static void
@@ -873,6 +889,9 @@ bgp_get_status(struct proto *P, byte *buf)
case BE_BGP_TX:
err2 = bgp_error_dsc(errbuf, p->last_error_code >> 16, p->last_error_code & 0xFF);
break;
case BE_AUTO_DOWN:
err2 = bgp_auto_errors[p->last_error_code];
break;
}
if (P->proto_state == PS_DOWN)