bird/proto/bgp/config.Y
Martin Mares 48e842cc98 Use neighbor cache to track direct route to the peer or multihop destination.
Calculate next_hop properly based on the local address we get from the
neighbor entry.
2000-04-10 11:21:40 +00:00

56 lines
1.5 KiB
Plaintext

/*
* BIRD -- Border Gateway Protocol Configuration
*
* (c) 2000 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
CF_HDR
#include "proto/bgp/bgp.h"
#define BGP_CFG ((struct bgp_config *) this_proto)
CF_DECLS
CF_KEYWORDS(BGP, LOCAL, NEIGHBOR, AS, HOLD, TIME, CONNECT, RETRY, KEEPALIVE,
MULTIHOP, STARTUP, VIA, NEXT, HOP, SELF)
CF_GRAMMAR
CF_ADDTO(proto, bgp_proto '}' { bgp_check(BGP_CFG); } )
bgp_proto_start: proto_start BGP {
this_proto = proto_config_new(&proto_bgp, sizeof(struct bgp_config));
this_proto->preference = DEF_PREF_BGP;
BGP_CFG->hold_time = 240;
BGP_CFG->connect_retry_time = 120;
BGP_CFG->initial_hold_time = 240;
}
;
bgp_proto:
bgp_proto_start proto_name '{'
| bgp_proto proto_item ';'
| bgp_proto LOCAL AS NUM ';' {
if ($4 < 0 || $4 > 65535) cf_error("AS number out of range");
BGP_CFG->local_as = $4;
}
| bgp_proto NEIGHBOR IPA AS NUM ';' {
if ($5 < 0 || $5 > 65535) cf_error("AS number out of range");
BGP_CFG->remote_ip = $3;
BGP_CFG->remote_as = $5;
}
| bgp_proto HOLD TIME NUM ';' { BGP_CFG->hold_time = $4; }
| bgp_proto STARTUP HOLD TIME NUM ';' { BGP_CFG->initial_hold_time = $5; }
| bgp_proto CONNECT RETRY TIME NUM ';' { BGP_CFG->connect_retry_time = $5; }
| bgp_proto KEEPALIVE TIME NUM ';' { BGP_CFG->connect_retry_time = $4; }
| bgp_proto MULTIHOP NUM VIA IPA ';' { BGP_CFG->multihop = $3; BGP_CFG->multihop_via = $5; }
| bgp_proto NEXT HOP SELF ';' { BGP_CFG->next_hop_self = 1; }
;
CF_CODE
CF_END