2000-03-19 22:09:07 +00:00
/*
* 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"
2000-04-28 15:13:29 +00:00
CF_DEFINES
2000-03-19 22:09:07 +00:00
#define BGP_CFG ((struct bgp_config *) this_proto)
2016-12-07 13:11:28 +00:00
#define BGP_CC ((struct bgp_channel_config *) this_channel)
2000-03-19 22:09:07 +00:00
CF_DECLS
2016-12-07 13:11:28 +00:00
CF_KEYWORDS(BGP, LOCAL, NEIGHBOR, AS, HOLD, TIME, CONNECT, RETRY, KEEPALIVE,
MULTIHOP, STARTUP, VIA, NEXT, HOP, SELF, DEFAULT, PATH, METRIC, ERROR,
START, DELAY, FORGET, WAIT, ENABLE, DISABLE, AFTER, BGP_PATH,
BGP_LOCAL_PREF, BGP_MED, BGP_ORIGIN, BGP_NEXT_HOP, BGP_ATOMIC_AGGR,
BGP_AGGREGATOR, BGP_COMMUNITY, BGP_EXT_COMMUNITY, BGP_LARGE_COMMUNITY,
SOURCE, ADDRESS, PASSWORD, RR, RS, CLIENT, CLUSTER, ID, AS4, ADVERTISE,
IPV4, CAPABILITIES, LIMIT, PASSIVE, PREFER, OLDER, MISSING, LLADDR,
2023-09-27 10:51:55 +00:00
DROP, IGNORE, ENHANCED, ROUTE, REFRESH, INTERPRET, COMMUNITIES, BGP_ORIGINATOR_ID,
2016-12-07 13:11:28 +00:00
BGP_CLUSTER_LIST, IGP, TABLE, GATEWAY, DIRECT, RECURSIVE, MED, TTL,
SECURITY, DETERMINISTIC, SECONDARY, ALLOW, BFD, ADD, PATHS, RX, TX,
GRACEFUL, RESTART, AWARE, CHECK, LINK, PORT, EXTENDED, MESSAGES, SETKEY,
2018-07-31 16:40:38 +00:00
STRICT, BIND, CONFEDERATION, MEMBER, MULTICAST, FLOW4, FLOW6, LONG,
2019-11-04 21:07:03 +00:00
LIVED, STALE, IMPORT, IBGP, EBGP, MANDATORY, INTERNAL, EXTERNAL, SETS,
2019-11-10 01:06:07 +00:00
DYNAMIC, RANGE, NAME, DIGITS, BGP_AIGP, AIGP, ORIGINATE, COST, ENFORCE,
2022-07-11 15:19:34 +00:00
FIRST, FREE, VALIDATE, BASE, ROLE, ROLES, PEER, PROVIDER, CUSTOMER,
2024-12-06 03:06:16 +00:00
RS_SERVER, RS_CLIENT, REQUIRE, BGP_OTC, GLOBAL, SEND, MIN, MAX)
2016-12-07 13:11:28 +00:00
2018-12-16 22:44:24 +00:00
%type <i> bgp_nh
2016-12-07 13:11:28 +00:00
%type <i32> bgp_afi
2000-03-19 22:09:07 +00:00
2018-01-16 18:17:04 +00:00
CF_KEYWORDS(CEASE, PREFIX, LIMIT, HIT, ADMINISTRATIVE, SHUTDOWN, RESET, PEER,
CONFIGURATION, CHANGE, DECONFIGURED, CONNECTION, REJECTED, COLLISION,
2024-11-26 15:36:13 +00:00
OUT, OF, RESOURCES, ASPA_CHECK_UPSTREAM, ASPA_CHECK_DOWNSTREAM)
2018-01-16 18:17:04 +00:00
2022-07-11 15:19:34 +00:00
%type<i> bgp_cease_mask bgp_cease_list bgp_cease_flag bgp_role_name
2018-01-16 18:17:04 +00:00
2000-03-19 22:09:07 +00:00
CF_GRAMMAR
2018-06-26 12:29:03 +00:00
proto: bgp_proto '}' ;
2000-03-19 22:09:07 +00:00
bgp_proto_start: proto_start BGP {
2015-02-21 20:08:23 +00:00
this_proto = proto_config_new(&proto_bgp, $1);
2016-12-07 13:11:28 +00:00
BGP_CFG->local_port = BGP_PORT;
2015-02-22 12:50:58 +00:00
BGP_CFG->remote_port = BGP_PORT;
2013-11-24 11:37:24 +00:00
BGP_CFG->multihop = -1; /* undefined */
2000-03-20 21:50:17 +00:00
BGP_CFG->hold_time = 240;
2000-03-30 17:39:48 +00:00
BGP_CFG->initial_hold_time = 240;
2000-04-17 12:46:07 +00:00
BGP_CFG->compare_path_lengths = 1;
2010-07-30 23:04:32 +00:00
BGP_CFG->igp_metric = 1;
2015-02-22 15:08:28 +00:00
BGP_CFG->connect_delay_time = 5;
BGP_CFG->connect_retry_time = 120;
2000-04-25 23:08:31 +00:00
BGP_CFG->error_amnesia_time = 300;
BGP_CFG->error_delay_time_min = 60;
BGP_CFG->error_delay_time_max = 300;
2009-11-26 19:47:59 +00:00
BGP_CFG->enable_refresh = 1;
2023-09-27 10:51:55 +00:00
BGP_CFG->enable_enhanced_refresh = 1;
2009-12-14 22:31:25 +00:00
BGP_CFG->enable_as4 = 1;
2021-02-10 15:53:57 +00:00
BGP_CFG->enable_hostname = 0;
2009-03-13 11:49:44 +00:00
BGP_CFG->capabilities = 2;
2010-01-28 14:59:18 +00:00
BGP_CFG->interpret_communities = 1;
2019-11-04 21:07:03 +00:00
BGP_CFG->allow_as_sets = 1;
2009-12-21 10:50:42 +00:00
BGP_CFG->default_local_pref = 100;
2014-03-20 13:07:12 +00:00
BGP_CFG->gr_mode = BGP_GR_AWARE;
BGP_CFG->gr_time = 120;
2024-12-06 03:06:16 +00:00
BGP_CFG->min_gr_time = 0;
BGP_CFG->max_gr_time = ~0U;
2018-07-31 16:40:38 +00:00
BGP_CFG->llgr_mode = -1;
BGP_CFG->llgr_time = 3600;
2024-12-06 03:06:16 +00:00
BGP_CFG->min_llgr_time = 0;
BGP_CFG->max_llgr_time = ~0U;
2016-04-13 12:30:28 +00:00
BGP_CFG->setkey = 1;
2022-07-11 15:19:34 +00:00
BGP_CFG->local_role = BGP_ROLE_UNDEFINED;
2019-04-08 15:05:07 +00:00
BGP_CFG->dynamic_name = "dynbgp";
2017-12-08 16:00:47 +00:00
BGP_CFG->check_link = -1;
2023-10-27 15:11:06 +00:00
BGP_CFG->send_hold_time = -1;
2016-12-07 13:11:28 +00:00
}
;
bgp_loc_opts:
/* empty */
| bgp_loc_opts PORT expr { BGP_CFG->local_port = $3; if (($3<1) || ($3>65535)) cf_error("Invalid port number"); }
| bgp_loc_opts AS expr { BGP_CFG->local_as = $3; }
2000-03-19 22:09:07 +00:00
;
2015-02-22 12:50:58 +00:00
bgp_nbr_opts:
/* empty */
2016-12-07 13:11:28 +00:00
| bgp_nbr_opts PORT expr { BGP_CFG->remote_port = $3; if (($3<1) || ($3>65535)) cf_error("Invalid port number"); }
2015-02-22 12:50:58 +00:00
| bgp_nbr_opts AS expr { BGP_CFG->remote_as = $3; }
2019-04-03 13:54:50 +00:00
| bgp_nbr_opts INTERNAL { BGP_CFG->peer_type = BGP_PT_INTERNAL; }
| bgp_nbr_opts EXTERNAL { BGP_CFG->peer_type = BGP_PT_EXTERNAL; }
2015-02-22 12:50:58 +00:00
;
2018-01-16 18:17:04 +00:00
bgp_cease_mask:
/* true -> all except connection collision */
bool { $$ = $1 ? ~(1 << 7) : 0; }
| '{' bgp_cease_list '}' { $$ = $2; }
;
bgp_cease_list:
bgp_cease_flag
| bgp_cease_list ',' bgp_cease_flag { $$ = $1 | $3; }
;
bgp_cease_flag:
CEASE { $$ = 1 << 0; }
| PREFIX LIMIT HIT { $$ = 1 << 1; }
| ADMINISTRATIVE SHUTDOWN { $$ = 1 << 2; }
| PEER DECONFIGURED { $$ = 1 << 3; }
| ADMINISTRATIVE RESET { $$ = 1 << 4; }
| CONNECTION REJECTED { $$ = 1 << 5; }
| CONFIGURATION CHANGE { $$ = 1 << 6; }
| CONNECTION COLLISION { $$ = 1 << 7; }
| OUT OF RESOURCES { $$ = 1 << 8; }
;
2022-07-11 15:19:34 +00:00
bgp_role_name:
PEER { $$ = BGP_ROLE_PEER; }
| PROVIDER { $$ = BGP_ROLE_PROVIDER; }
| CUSTOMER { $$ = BGP_ROLE_CUSTOMER; }
| RS_SERVER { $$ = BGP_ROLE_RS_SERVER; }
| RS_CLIENT { $$ = BGP_ROLE_RS_CLIENT; }
;
2000-03-19 22:09:07 +00:00
bgp_proto:
bgp_proto_start proto_name '{'
| bgp_proto proto_item ';'
2016-12-07 13:11:28 +00:00
| bgp_proto bgp_proto_channel ';'
2022-09-15 00:30:15 +00:00
| bgp_proto mpls_channel ';'
2016-12-07 13:11:28 +00:00
| bgp_proto LOCAL bgp_loc_opts ';'
| bgp_proto LOCAL ipa ipa_scope bgp_loc_opts ';' {
BGP_CFG->local_ip = $3;
if ($4) BGP_CFG->iface = $4;
}
2015-02-22 12:50:58 +00:00
| bgp_proto NEIGHBOR bgp_nbr_opts ';'
| bgp_proto NEIGHBOR ipa ipa_scope bgp_nbr_opts ';' {
2019-04-08 15:05:07 +00:00
if (ipa_nonzero(BGP_CFG->remote_ip) || BGP_CFG->remote_range)
2012-01-08 14:28:27 +00:00
cf_error("Only one neighbor per BGP instance is allowed");
2000-03-19 22:09:07 +00:00
BGP_CFG->remote_ip = $3;
2015-02-22 12:50:58 +00:00
if ($4) BGP_CFG->iface = $4;
2000-03-19 22:09:07 +00:00
}
2019-04-08 15:05:07 +00:00
| bgp_proto NEIGHBOR RANGE net_ip bgp_nbr_opts ';' {
if (ipa_nonzero(BGP_CFG->remote_ip) || BGP_CFG->remote_range)
cf_error("Only one neighbor per BGP instance is allowed");
net_addr *n = cfg_alloc($4.length);
net_copy(n, &($4));
BGP_CFG->remote_range = n;
}
2015-02-22 12:50:58 +00:00
| bgp_proto INTERFACE TEXT ';' { BGP_CFG->iface = if_get_by_name($3); }
2010-02-20 20:14:02 +00:00
| bgp_proto RR CLUSTER ID idval ';' { BGP_CFG->rr_cluster_id = $5; }
2016-12-07 13:11:28 +00:00
| bgp_proto RR CLIENT bool ';' { BGP_CFG->rr_client = $4; }
| bgp_proto RS CLIENT bool ';' { BGP_CFG->rs_client = $4; }
| bgp_proto CONFEDERATION expr ';' { BGP_CFG->confederation = $3; }
| bgp_proto CONFEDERATION MEMBER bool ';' { BGP_CFG->confederation_member = $4; }
2022-12-09 04:51:30 +00:00
| bgp_proto HOLD TIME expr ';' { BGP_CFG->hold_time = $4; if (($4 && $4<3) || ($4>65535)) cf_error("Hold time must be in range 3-65535 or zero"); }
| bgp_proto MIN HOLD TIME expr ';' { BGP_CFG->min_hold_time = $5; }
2000-05-15 11:48:23 +00:00
| bgp_proto STARTUP HOLD TIME expr ';' { BGP_CFG->initial_hold_time = $5; }
2013-11-24 11:37:24 +00:00
| bgp_proto DIRECT ';' { BGP_CFG->multihop = 0; }
2010-07-12 15:39:39 +00:00
| bgp_proto MULTIHOP ';' { BGP_CFG->multihop = 64; }
2011-08-16 21:05:35 +00:00
| bgp_proto MULTIHOP expr ';' { BGP_CFG->multihop = $3; if (($3<1) || ($3>255)) cf_error("Multihop must be in range 1-255"); }
2019-04-08 15:05:07 +00:00
| bgp_proto DYNAMIC NAME text ';' {
if (strchr($4, '%')) cf_error("Forbidden character '%%' in dynamic name");
if (strlen($4) > (SYM_MAX_LEN - 16)) cf_error("Dynamic name too long");
BGP_CFG->dynamic_name = $4;
}
| bgp_proto DYNAMIC NAME DIGITS expr ';' { BGP_CFG->dynamic_name_digits = $5; if ($5>10) cf_error("Dynamic name digits must be at most 10"); }
2016-12-07 13:11:28 +00:00
| bgp_proto STRICT BIND bool ';' { BGP_CFG->strict_bind = $4; }
2022-01-09 01:40:58 +00:00
| bgp_proto FREE BIND bool ';' { BGP_CFG->free_bind = $4; }
2000-05-29 22:08:04 +00:00
| bgp_proto PATH METRIC bool ';' { BGP_CFG->compare_path_lengths = $4; }
2011-04-22 14:13:27 +00:00
| bgp_proto MED METRIC bool ';' { BGP_CFG->med_metric = $4; }
2010-07-30 23:04:32 +00:00
| bgp_proto IGP METRIC bool ';' { BGP_CFG->igp_metric = $4; }
2009-11-17 10:41:29 +00:00
| bgp_proto PREFER OLDER bool ';' { BGP_CFG->prefer_older = $4; }
2011-12-22 12:20:29 +00:00
| bgp_proto DETERMINISTIC MED bool ';' { BGP_CFG->deterministic_med = $4; }
2000-05-15 11:48:23 +00:00
| bgp_proto DEFAULT BGP_MED expr ';' { BGP_CFG->default_med = $4; }
| bgp_proto DEFAULT BGP_LOCAL_PREF expr ';' { BGP_CFG->default_local_pref = $4; }
2016-12-07 13:11:28 +00:00
| bgp_proto SOURCE ADDRESS ipa ';' { BGP_CFG->local_ip = $4; }
2023-06-16 20:11:03 +00:00
| bgp_proto START DELAY TIME expr ';' { BGP_CFG->connect_delay_time = $5; cf_warn("%s: Start delay time option is deprecated, use connect delay time", this_proto->name); }
2015-02-22 15:08:28 +00:00
| bgp_proto CONNECT DELAY TIME expr ';' { BGP_CFG->connect_delay_time = $5; }
| bgp_proto CONNECT RETRY TIME expr ';' { BGP_CFG->connect_retry_time = $5; }
2022-12-09 04:51:30 +00:00
| bgp_proto KEEPALIVE TIME expr ';' { BGP_CFG->keepalive_time = $4; if (($4<1) || ($4>65535)) cf_error("Keepalive time must be in range 1-65535"); }
| bgp_proto MIN KEEPALIVE TIME expr ';' { BGP_CFG->min_keepalive_time = $5; }
2023-10-27 15:11:06 +00:00
| bgp_proto SEND HOLD TIME expr';' { BGP_CFG->send_hold_time = $5; }
2015-02-21 10:46:14 +00:00
| bgp_proto ERROR FORGET TIME expr ';' { BGP_CFG->error_amnesia_time = $5; }
2000-05-15 11:48:23 +00:00
| bgp_proto ERROR WAIT TIME expr ',' expr ';' { BGP_CFG->error_delay_time_min = $5; BGP_CFG->error_delay_time_max = $7; }
2000-05-29 22:08:04 +00:00
| bgp_proto DISABLE AFTER ERROR bool ';' { BGP_CFG->disable_after_error = $5; }
2018-01-16 18:17:04 +00:00
| bgp_proto DISABLE AFTER CEASE bgp_cease_mask ';' { BGP_CFG->disable_after_cease = $5; }
2009-11-26 19:47:59 +00:00
| bgp_proto ENABLE ROUTE REFRESH bool ';' { BGP_CFG->enable_refresh = $5; }
2023-09-27 10:51:55 +00:00
| bgp_proto ENABLE ENHANCED ROUTE REFRESH bool ';' { BGP_CFG->enable_enhanced_refresh = $6; }
2008-10-26 21:48:02 +00:00
| bgp_proto ENABLE AS4 bool ';' { BGP_CFG->enable_as4 = $4; }
2015-07-18 11:38:21 +00:00
| bgp_proto ENABLE EXTENDED MESSAGES bool ';' { BGP_CFG->enable_extended_messages = $5; }
2021-02-10 15:53:57 +00:00
| bgp_proto ADVERTISE HOSTNAME bool ';' { BGP_CFG->enable_hostname = $4; }
2023-11-23 19:54:22 +00:00
| bgp_proto REQUIRE ROUTE REFRESH bool ';' { BGP_CFG->require_refresh = $5; }
| bgp_proto REQUIRE ENHANCED ROUTE REFRESH bool ';' { BGP_CFG->require_enhanced_refresh = $6; }
| bgp_proto REQUIRE AS4 bool ';' { BGP_CFG->require_as4 = $4; }
| bgp_proto REQUIRE EXTENDED MESSAGES bool ';' { BGP_CFG->require_extended_messages = $5; }
| bgp_proto REQUIRE HOSTNAME bool ';' { BGP_CFG->require_hostname = $4; }
| bgp_proto REQUIRE GRACEFUL RESTART bool ';' { BGP_CFG->require_gr = $5; }
| bgp_proto REQUIRE LONG LIVED GRACEFUL RESTART bool ';' { BGP_CFG->require_llgr = $7; }
2009-03-13 11:49:44 +00:00
| bgp_proto CAPABILITIES bool ';' { BGP_CFG->capabilities = $3; }
2014-05-29 21:05:03 +00:00
| bgp_proto PASSWORD text ';' { BGP_CFG->password = $3; }
2016-04-13 12:30:28 +00:00
| bgp_proto SETKEY bool ';' { BGP_CFG->setkey = $3; }
2009-09-24 20:12:11 +00:00
| bgp_proto PASSIVE bool ';' { BGP_CFG->passive = $3; }
2010-01-28 14:59:18 +00:00
| bgp_proto INTERPRET COMMUNITIES bool ';' { BGP_CFG->interpret_communities = $4; }
2013-10-21 12:58:32 +00:00
| bgp_proto ALLOW LOCAL AS ';' { BGP_CFG->allow_local_as = -1; }
| bgp_proto ALLOW LOCAL AS expr ';' { BGP_CFG->allow_local_as = $5; }
2017-04-28 09:19:12 +00:00
| bgp_proto ALLOW BGP_LOCAL_PREF bool ';' { BGP_CFG->allow_local_pref = $4; }
2023-04-14 02:28:37 +00:00
| bgp_proto ALLOW BGP_MED bool ';' { BGP_CFG->allow_med = $4; }
2019-11-04 21:07:03 +00:00
| bgp_proto ALLOW AS SETS bool ';' { BGP_CFG->allow_as_sets = $5; }
2014-03-20 13:07:12 +00:00
| bgp_proto GRACEFUL RESTART bool ';' { BGP_CFG->gr_mode = $4; }
| bgp_proto GRACEFUL RESTART AWARE ';' { BGP_CFG->gr_mode = BGP_GR_AWARE; }
2024-12-06 03:06:16 +00:00
| bgp_proto GRACEFUL RESTART TIME expr ';' { BGP_CFG->gr_time = $5; if ($5 >= (1 << 12)) cf_error("Graceful restart time must be less than 4096"); }
| bgp_proto MIN GRACEFUL RESTART TIME expr ';' { BGP_CFG->min_gr_time = $6; if ($6 >= (1 << 12)) cf_error("Min graceful restart time must be less than 4096"); }
| bgp_proto MAX GRACEFUL RESTART TIME expr ';' { BGP_CFG->max_gr_time = $6; if ($6 >= (1 << 12)) cf_error("Max graceful restart time must be less than 4096"); }
2018-07-31 16:40:38 +00:00
| bgp_proto LONG LIVED GRACEFUL RESTART bool ';' { BGP_CFG->llgr_mode = $6; }
| bgp_proto LONG LIVED GRACEFUL RESTART AWARE ';' { BGP_CFG->llgr_mode = BGP_LLGR_AWARE; }
2024-12-06 03:06:16 +00:00
| bgp_proto LONG LIVED STALE TIME expr ';' { BGP_CFG->llgr_time = $6; if ($6 >= (1 << 24)) cf_error("Long-lived stale time must be less than 2^24"); }
| bgp_proto MIN LONG LIVED STALE TIME expr ';' { BGP_CFG->min_llgr_time = $7; if ($7 >= (1 << 24)) cf_error("Min long-lived stale time must be less than 2^24"); }
| bgp_proto MAX LONG LIVED STALE TIME expr ';' { BGP_CFG->max_llgr_time = $7; if ($7 >= (1 << 24)) cf_error("Max long-lived stale time must be less than 2^24"); }
2011-08-16 21:05:35 +00:00
| bgp_proto TTL SECURITY bool ';' { BGP_CFG->ttl_security = $4; }
2015-02-21 10:46:14 +00:00
| bgp_proto CHECK LINK bool ';' { BGP_CFG->check_link = $4; }
2020-11-12 03:02:38 +00:00
| bgp_proto BFD bool ';' { if ($3) init_bfd_opts(&BGP_CFG->bfd); else BGP_CFG->bfd = NULL; }
| bgp_proto BFD GRACEFUL ';' { init_bfd_opts(&BGP_CFG->bfd); BGP_CFG->bfd->mode = BGP_BFD_GRACEFUL; }
| bgp_proto BFD { open_bfd_opts(&BGP_CFG->bfd); } bfd_opts { close_bfd_opts(); } ';'
2019-11-10 01:06:07 +00:00
| bgp_proto ENFORCE FIRST AS bool ';' { BGP_CFG->enforce_first_as = $5; }
2022-07-11 15:19:34 +00:00
| bgp_proto LOCAL ROLE bgp_role_name ';' { BGP_CFG->local_role = $4; }
| bgp_proto REQUIRE ROLES bool ';' { BGP_CFG->require_roles = $4; }
2023-10-27 15:11:06 +00:00
| bgp_proto DISABLE RX bool ';' { BGP_CFG->disable_rx = $4; }
2000-03-19 22:09:07 +00:00
;
2016-12-07 13:11:28 +00:00
bgp_afi:
2017-03-30 12:00:08 +00:00
IPV4 { $$ = BGP_AF_IPV4; }
| IPV6 { $$ = BGP_AF_IPV6; }
| IPV4 MULTICAST { $$ = BGP_AF_IPV4_MC; }
| IPV6 MULTICAST { $$ = BGP_AF_IPV6_MC; }
| IPV4 MPLS { $$ = BGP_AF_IPV4_MPLS; }
| IPV6 MPLS { $$ = BGP_AF_IPV6_MPLS; }
| VPN4 MPLS { $$ = BGP_AF_VPN4_MPLS; }
| VPN6 MPLS { $$ = BGP_AF_VPN6_MPLS; }
| VPN4 MULTICAST { $$ = BGP_AF_VPN4_MC; }
| VPN6 MULTICAST { $$ = BGP_AF_VPN6_MC; }
| FLOW4 { $$ = BGP_AF_FLOW4; }
| FLOW6 { $$ = BGP_AF_FLOW6; }
2016-12-07 13:11:28 +00:00
;
bgp_channel_start: bgp_afi
{
const struct bgp_af_desc *desc = bgp_get_af_desc($1);
if (!desc)
cf_error("Unknown AFI/SAFI");
2018-01-09 17:42:22 +00:00
this_channel = channel_config_get(&channel_bgp, desc->name, desc->net, this_proto);
/* New channel */
if (!BGP_CC->desc)
{
2018-01-16 03:14:49 +00:00
BGP_CC->c.in_filter = FILTER_UNDEF;
BGP_CC->c.out_filter = FILTER_UNDEF;
2018-01-09 17:42:22 +00:00
BGP_CC->c.ra_mode = RA_UNDEF;
BGP_CC->afi = $1;
BGP_CC->desc = desc;
2018-12-16 22:44:24 +00:00
BGP_CC->next_hop_keep = 0xff; /* undefined */
2018-01-09 17:42:22 +00:00
BGP_CC->gr_able = 0xff; /* undefined */
2018-07-31 16:40:38 +00:00
BGP_CC->llgr_able = 0xff; /* undefined */
BGP_CC->llgr_time = ~0U; /* undefined */
2024-12-06 03:06:16 +00:00
BGP_CC->min_llgr_time = ~0U; /* undefined */
BGP_CC->max_llgr_time = ~0U; /* undefined */
2019-09-28 12:17:20 +00:00
BGP_CC->aigp = 0xff; /* undefined */
2018-01-09 17:42:22 +00:00
}
2016-12-07 13:11:28 +00:00
};
2018-12-16 22:44:24 +00:00
bgp_nh:
bool { $$ = $1; }
| IBGP { $$ = NH_IBGP; }
| EBGP { $$ = NH_EBGP; }
2021-01-06 13:44:23 +00:00
bgp_lladdr: SELF | DROP | IGNORE;
2016-12-07 13:11:28 +00:00
bgp_channel_item:
channel_item
| NEXT HOP ADDRESS ipa { BGP_CC->next_hop_addr = $4; }
2018-12-16 22:44:24 +00:00
| NEXT HOP SELF bgp_nh { BGP_CC->next_hop_self = $4; }
| NEXT HOP KEEP bgp_nh { BGP_CC->next_hop_keep = $4; }
2022-10-10 03:06:19 +00:00
| NEXT HOP PREFER GLOBAL { BGP_CC->next_hop_prefer = NHP_GLOBAL; }
2019-03-19 16:44:50 +00:00
| MANDATORY bool { BGP_CC->mandatory = $2; }
2023-06-16 20:11:03 +00:00
| MISSING LLADDR bgp_lladdr { cf_warn("%s.%s: Missing lladdr option is deprecated and ignored, remove it", this_proto->name, this_channel->name); }
2016-12-07 13:11:28 +00:00
| GATEWAY DIRECT { BGP_CC->gw_mode = GW_DIRECT; }
| GATEWAY RECURSIVE { BGP_CC->gw_mode = GW_RECURSIVE; }
| SECONDARY bool { BGP_CC->secondary = $2; }
2021-12-20 19:25:35 +00:00
| VALIDATE bool {
BGP_CC->validate = $2;
if (BGP_SAFI(BGP_CC->afi) != BGP_SAFI_FLOW)
cf_error("Validate option limited to flowspec channels");
}
2016-12-07 13:11:28 +00:00
| GRACEFUL RESTART bool { BGP_CC->gr_able = $3; }
2018-07-31 16:40:38 +00:00
| LONG LIVED GRACEFUL RESTART bool { BGP_CC->llgr_able = $5; }
2024-12-06 03:06:16 +00:00
| LONG LIVED STALE TIME expr { BGP_CC->llgr_time = $5; if ($5 >= (1 << 24)) cf_error("Long-lived stale time must be less than 2^24"); }
| MIN LONG LIVED STALE TIME expr { BGP_CC->min_llgr_time = $6; if ($6 >= (1 << 24)) cf_error("Min long-lived stale time must be less than 2^24"); }
| MAX LONG LIVED STALE TIME expr { BGP_CC->max_llgr_time = $6; if ($6 >= (1 << 24)) cf_error("Max long-lived stale time must be less than 2^24"); }
2017-01-24 01:00:35 +00:00
| EXTENDED NEXT HOP bool { BGP_CC->ext_next_hop = $4; }
2023-11-23 19:54:22 +00:00
| REQUIRE EXTENDED NEXT HOP bool { BGP_CC->require_ext_next_hop = $5; if (BGP_AFI(BGP_CC->afi) != BGP_AFI_IPV4) cf_warn("Require extended next hop option ignored for non-IPv4 channels"); }
2016-12-07 13:11:28 +00:00
| ADD PATHS RX { BGP_CC->add_path = BGP_ADD_PATH_RX; }
| ADD PATHS TX { BGP_CC->add_path = BGP_ADD_PATH_TX; }
| ADD PATHS bool { BGP_CC->add_path = $3 ? BGP_ADD_PATH_FULL : 0; }
2023-11-23 19:54:22 +00:00
| REQUIRE ADD PATHS bool { BGP_CC->require_add_path = $4; }
2018-09-27 20:57:55 +00:00
| IMPORT TABLE bool { BGP_CC->import_table = $3; }
2019-08-13 16:22:07 +00:00
| EXPORT TABLE bool { BGP_CC->export_table = $3; }
2019-09-28 12:17:20 +00:00
| AIGP bool { BGP_CC->aigp = $2; BGP_CC->aigp_originate = 0; }
| AIGP ORIGINATE { BGP_CC->aigp = 1; BGP_CC->aigp_originate = 1; }
| COST expr { BGP_CC->cost = $2; if ($2 < 1) cf_error("Cost must be positive"); }
2017-03-26 17:20:15 +00:00
| IGP TABLE rtable {
2017-03-29 13:31:04 +00:00
if (BGP_CC->desc->no_igp)
cf_error("IGP table not allowed here");
if ($3->addr_type == NET_IP4)
BGP_CC->igp_table_ip4 = $3;
else if ($3->addr_type == NET_IP6)
BGP_CC->igp_table_ip6 = $3;
else
cf_error("Mismatched IGP table type");
2017-03-26 17:20:15 +00:00
}
2021-12-20 19:25:35 +00:00
| BASE TABLE rtable {
if (BGP_SAFI(BGP_CC->afi) != BGP_SAFI_FLOW)
cf_error("Base table option limited to flowspec channels");
if (((BGP_CC->afi == BGP_AF_FLOW4) && ($3->addr_type == NET_IP4)) ||
((BGP_CC->afi == BGP_AF_FLOW6) && ($3->addr_type == NET_IP6)))
BGP_CC->base_table = $3;
else
cf_error("Mismatched base table type");
}
2016-12-07 13:11:28 +00:00
;
bgp_channel_opts:
/* empty */
| bgp_channel_opts bgp_channel_item ';'
;
bgp_channel_opt_list:
/* empty */
| '{' bgp_channel_opts '}'
;
bgp_channel_end:
{
if (!this_channel->table)
cf_error("Routing table not specified");
this_channel = NULL;
};
bgp_proto_channel: bgp_channel_start bgp_channel_opt_list bgp_channel_end;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_ORIGIN
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_ENUM_BGP_ORIGIN, EA_CODE(PROTOCOL_BGP, BA_ORIGIN)); $$.flags = BAF_TRANSITIVE; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_PATH
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_AS_PATH, T_PATH, EA_CODE(PROTOCOL_BGP, BA_AS_PATH)); $$.flags = BAF_TRANSITIVE; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_NEXT_HOP
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_IP_ADDRESS, T_IP, EA_CODE(PROTOCOL_BGP, BA_NEXT_HOP)); $$.flags = BAF_TRANSITIVE; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_MED
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(PROTOCOL_BGP, BA_MULTI_EXIT_DISC)); $$.flags = BAF_OPTIONAL; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_LOCAL_PREF
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(PROTOCOL_BGP, BA_LOCAL_PREF)); $$.flags = BAF_TRANSITIVE; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_ATOMIC_AGGR
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_OPAQUE, T_ENUM_EMPTY, EA_CODE(PROTOCOL_BGP, BA_ATOMIC_AGGR)); $$.flags = BAF_TRANSITIVE; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_AGGREGATOR
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_OPAQUE, T_ENUM_EMPTY, EA_CODE(PROTOCOL_BGP, BA_AGGREGATOR)); $$.flags = BAF_OPTIONAL | BAF_TRANSITIVE; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_COMMUNITY
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_INT_SET, T_CLIST, EA_CODE(PROTOCOL_BGP, BA_COMMUNITY)); $$.flags = BAF_OPTIONAL | BAF_TRANSITIVE; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_ORIGINATOR_ID
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_ROUTER_ID, T_QUAD, EA_CODE(PROTOCOL_BGP, BA_ORIGINATOR_ID)); $$.flags = BAF_OPTIONAL; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_CLUSTER_LIST
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_INT_SET, T_CLIST, EA_CODE(PROTOCOL_BGP, BA_CLUSTER_LIST)); $$.flags = BAF_OPTIONAL; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_EXT_COMMUNITY
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_EC_SET, T_ECLIST, EA_CODE(PROTOCOL_BGP, BA_EXT_COMMUNITY)); $$.flags = BAF_OPTIONAL | BAF_TRANSITIVE; } ;
2019-09-28 12:17:20 +00:00
dynamic_attr: BGP_AIGP
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_OPAQUE, T_ENUM_EMPTY, EA_CODE(PROTOCOL_BGP, BA_AIGP)); $$.flags = BAF_OPTIONAL; } ;
2018-06-26 12:29:03 +00:00
dynamic_attr: BGP_LARGE_COMMUNITY
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_LC_SET, T_LCLIST, EA_CODE(PROTOCOL_BGP, BA_LARGE_COMMUNITY)); $$.flags = BAF_OPTIONAL | BAF_TRANSITIVE; } ;
2022-07-12 13:03:17 +00:00
dynamic_attr: BGP_OTC
2024-02-20 16:39:05 +00:00
{ $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(PROTOCOL_BGP, BA_ONLY_TO_CUSTOMER)); $$.flags = BAF_OPTIONAL | BAF_TRANSITIVE; } ;
2011-08-12 19:03:43 +00:00
2023-10-05 19:29:04 +00:00
custom_attr: ATTRIBUTE BGP expr type symbol ';' {
if ($3 > 255 || $3 < 1)
cf_error("Invalid attribute number (Given %i, must be 1-255)", $3);
if ($4 != T_BYTESTRING)
2023-10-04 17:45:00 +00:00
cf_error("Attribute type must be bytestring, not %s", f_type_name($4));
2023-10-05 19:29:04 +00:00
if (bgp_attr_name($3))
cf_error("Attribute BGP.%d already known as %s", $3, bgp_attr_name($3));
2023-10-04 17:45:00 +00:00
struct f_dynamic_attr *a = cfg_alloc(sizeof(struct f_dynamic_attr));
2023-09-19 09:11:24 +00:00
*a = f_new_dynamic_attr(f_type_attr($4), T_BYTESTRING, EA_CODE(PROTOCOL_BGP, $3));
a->flags = BAF_TRANSITIVE | BAF_OPTIONAL;
cf_define_symbol(new_config, $5, SYM_ATTRIBUTE, attribute, a);
};
2000-04-12 13:56:04 +00:00
2000-04-28 15:13:29 +00:00
CF_ENUM(T_ENUM_BGP_ORIGIN, ORIGIN_, IGP, EGP, INCOMPLETE)
2024-11-06 11:12:37 +00:00
/* ASPA shortcuts */
2024-11-26 15:36:13 +00:00
term: ASPA_CHECK_DOWNSTREAM '(' rtable ')' { $$ =
2024-11-06 11:12:37 +00:00
f_new_inst(FI_ASPA_CHECK_EXPLICIT,
f_new_inst(FI_EA_GET,
f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_ROUTE, .val.rte = NULL, }),
2024-11-26 15:36:13 +00:00
f_new_dynamic_attr(EAF_TYPE_AS_PATH, T_PATH, EA_CODE(PROTOCOL_BGP, BA_AS_PATH))
),
2024-11-06 11:12:37 +00:00
f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_BOOL, .val.i = 0, }),
$3
);
}
2024-11-26 15:36:13 +00:00
term: ASPA_CHECK_UPSTREAM '(' rtable ')' { $$ =
2024-11-06 11:12:37 +00:00
f_new_inst(FI_ASPA_CHECK_EXPLICIT,
f_new_inst(FI_EA_GET,
f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_ROUTE, .val.rte = NULL, }),
2024-11-26 15:36:13 +00:00
f_new_dynamic_attr(EAF_TYPE_AS_PATH, T_PATH, EA_CODE(PROTOCOL_BGP, BA_AS_PATH))
2024-11-06 11:12:37 +00:00
),
f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_BOOL, .val.i = 1, }),
$3
);
}
2000-03-19 22:09:07 +00:00
CF_CODE
CF_END