Annotation of embedaddon/bird/proto/bgp/config.Y, revision 1.1
1.1 ! misho 1: /*
! 2: * BIRD -- Border Gateway Protocol Configuration
! 3: *
! 4: * (c) 2000 Martin Mares <mj@ucw.cz>
! 5: *
! 6: * Can be freely distributed and used under the terms of the GNU GPL.
! 7: */
! 8:
! 9: CF_HDR
! 10:
! 11: #include "proto/bgp/bgp.h"
! 12:
! 13: CF_DEFINES
! 14:
! 15: #define BGP_CFG ((struct bgp_config *) this_proto)
! 16:
! 17: CF_DECLS
! 18:
! 19: CF_KEYWORDS(BGP, LOCAL, NEIGHBOR, AS, HOLD, TIME, CONNECT, RETRY,
! 20: KEEPALIVE, MULTIHOP, STARTUP, VIA, NEXT, HOP, SELF, DEFAULT,
! 21: PATH, METRIC, ERROR, START, DELAY, FORGET, WAIT, ENABLE,
! 22: DISABLE, AFTER, BGP_PATH, BGP_LOCAL_PREF, BGP_MED, BGP_ORIGIN,
! 23: BGP_NEXT_HOP, BGP_ATOMIC_AGGR, BGP_AGGREGATOR, BGP_COMMUNITY,
! 24: BGP_EXT_COMMUNITY, SOURCE, ADDRESS, PASSWORD, RR, RS, CLIENT,
! 25: CLUSTER, ID, AS4, ADVERTISE, IPV4, CAPABILITIES, LIMIT, PASSIVE,
! 26: PREFER, OLDER, MISSING, LLADDR, DROP, IGNORE, ROUTE, REFRESH,
! 27: INTERPRET, COMMUNITIES, BGP_ORIGINATOR_ID, BGP_CLUSTER_LIST, IGP,
! 28: TABLE, GATEWAY, DIRECT, RECURSIVE, MED, TTL, SECURITY, DETERMINISTIC,
! 29: SECONDARY, ALLOW, BFD, ADD, PATHS, RX, TX, GRACEFUL, RESTART, AWARE,
! 30: CHECK, LINK, PORT, EXTENDED, MESSAGES, SETKEY, BGP_LARGE_COMMUNITY)
! 31:
! 32: CF_GRAMMAR
! 33:
! 34: CF_ADDTO(proto, bgp_proto '}' { bgp_check_config(BGP_CFG); } )
! 35:
! 36: bgp_proto_start: proto_start BGP {
! 37: this_proto = proto_config_new(&proto_bgp, $1);
! 38: BGP_CFG->remote_port = BGP_PORT;
! 39: BGP_CFG->multihop = -1; /* undefined */
! 40: BGP_CFG->hold_time = 240;
! 41: BGP_CFG->initial_hold_time = 240;
! 42: BGP_CFG->compare_path_lengths = 1;
! 43: BGP_CFG->igp_metric = 1;
! 44: BGP_CFG->connect_delay_time = 5;
! 45: BGP_CFG->connect_retry_time = 120;
! 46: BGP_CFG->error_amnesia_time = 300;
! 47: BGP_CFG->error_delay_time_min = 60;
! 48: BGP_CFG->error_delay_time_max = 300;
! 49: BGP_CFG->enable_refresh = 1;
! 50: BGP_CFG->enable_as4 = 1;
! 51: BGP_CFG->capabilities = 2;
! 52: BGP_CFG->advertise_ipv4 = 1;
! 53: BGP_CFG->interpret_communities = 1;
! 54: BGP_CFG->default_local_pref = 100;
! 55: BGP_CFG->gr_mode = BGP_GR_AWARE;
! 56: BGP_CFG->gr_time = 120;
! 57: BGP_CFG->setkey = 1;
! 58: }
! 59: ;
! 60:
! 61: bgp_nbr_opts:
! 62: /* empty */
! 63: | bgp_nbr_opts PORT expr { BGP_CFG->remote_port = $3; if (($3<1) || ($3>65535)) cf_error("Invalid port number"); }
! 64: | bgp_nbr_opts AS expr { BGP_CFG->remote_as = $3; }
! 65: ;
! 66:
! 67: bgp_proto:
! 68: bgp_proto_start proto_name '{'
! 69: | bgp_proto proto_item ';'
! 70: | bgp_proto LOCAL AS expr ';' { BGP_CFG->local_as = $4; }
! 71: | bgp_proto LOCAL ipa AS expr ';' { BGP_CFG->source_addr = $3; BGP_CFG->local_as = $5; }
! 72: | bgp_proto NEIGHBOR bgp_nbr_opts ';'
! 73: | bgp_proto NEIGHBOR ipa ipa_scope bgp_nbr_opts ';' {
! 74: if (ipa_nonzero(BGP_CFG->remote_ip))
! 75: cf_error("Only one neighbor per BGP instance is allowed");
! 76: BGP_CFG->remote_ip = $3;
! 77: if ($4) BGP_CFG->iface = $4;
! 78: }
! 79: | bgp_proto INTERFACE TEXT ';' { BGP_CFG->iface = if_get_by_name($3); }
! 80: | bgp_proto RR CLUSTER ID idval ';' { BGP_CFG->rr_cluster_id = $5; }
! 81: | bgp_proto RR CLIENT ';' { BGP_CFG->rr_client = 1; }
! 82: | bgp_proto RS CLIENT ';' { BGP_CFG->rs_client = 1; }
! 83: | bgp_proto HOLD TIME expr ';' { BGP_CFG->hold_time = $4; }
! 84: | bgp_proto STARTUP HOLD TIME expr ';' { BGP_CFG->initial_hold_time = $5; }
! 85: | bgp_proto DIRECT ';' { BGP_CFG->multihop = 0; }
! 86: | bgp_proto MULTIHOP ';' { BGP_CFG->multihop = 64; }
! 87: | bgp_proto MULTIHOP expr ';' { BGP_CFG->multihop = $3; if (($3<1) || ($3>255)) cf_error("Multihop must be in range 1-255"); }
! 88: | bgp_proto NEXT HOP SELF ';' { BGP_CFG->next_hop_self = 1; BGP_CFG->next_hop_keep = 0; }
! 89: | bgp_proto NEXT HOP KEEP ';' { BGP_CFG->next_hop_keep = 1; BGP_CFG->next_hop_self = 0; }
! 90: | bgp_proto MISSING LLADDR SELF ';' { BGP_CFG->missing_lladdr = MLL_SELF; }
! 91: | bgp_proto MISSING LLADDR DROP ';' { BGP_CFG->missing_lladdr = MLL_DROP; }
! 92: | bgp_proto MISSING LLADDR IGNORE ';' { BGP_CFG->missing_lladdr = MLL_IGNORE; }
! 93: | bgp_proto GATEWAY DIRECT ';' { BGP_CFG->gw_mode = GW_DIRECT; }
! 94: | bgp_proto GATEWAY RECURSIVE ';' { BGP_CFG->gw_mode = GW_RECURSIVE; }
! 95: | bgp_proto PATH METRIC bool ';' { BGP_CFG->compare_path_lengths = $4; }
! 96: | bgp_proto MED METRIC bool ';' { BGP_CFG->med_metric = $4; }
! 97: | bgp_proto IGP METRIC bool ';' { BGP_CFG->igp_metric = $4; }
! 98: | bgp_proto PREFER OLDER bool ';' { BGP_CFG->prefer_older = $4; }
! 99: | bgp_proto DETERMINISTIC MED bool ';' { BGP_CFG->deterministic_med = $4; }
! 100: | bgp_proto DEFAULT BGP_MED expr ';' { BGP_CFG->default_med = $4; }
! 101: | bgp_proto DEFAULT BGP_LOCAL_PREF expr ';' { BGP_CFG->default_local_pref = $4; }
! 102: | bgp_proto SOURCE ADDRESS ipa ';' { BGP_CFG->source_addr = $4; }
! 103: | bgp_proto START DELAY TIME expr ';' { BGP_CFG->connect_delay_time = $5; log(L_WARN "%s: Start delay time option is deprecated, use connect delay time", this_proto->name); }
! 104: | bgp_proto CONNECT DELAY TIME expr ';' { BGP_CFG->connect_delay_time = $5; }
! 105: | bgp_proto CONNECT RETRY TIME expr ';' { BGP_CFG->connect_retry_time = $5; }
! 106: | bgp_proto KEEPALIVE TIME expr ';' { BGP_CFG->keepalive_time = $4; }
! 107: | bgp_proto ERROR FORGET TIME expr ';' { BGP_CFG->error_amnesia_time = $5; }
! 108: | bgp_proto ERROR WAIT TIME expr ',' expr ';' { BGP_CFG->error_delay_time_min = $5; BGP_CFG->error_delay_time_max = $7; }
! 109: | bgp_proto DISABLE AFTER ERROR bool ';' { BGP_CFG->disable_after_error = $5; }
! 110: | bgp_proto ENABLE ROUTE REFRESH bool ';' { BGP_CFG->enable_refresh = $5; }
! 111: | bgp_proto ENABLE AS4 bool ';' { BGP_CFG->enable_as4 = $4; }
! 112: | bgp_proto ENABLE EXTENDED MESSAGES bool ';' { BGP_CFG->enable_extended_messages = $5; }
! 113: | bgp_proto CAPABILITIES bool ';' { BGP_CFG->capabilities = $3; }
! 114: | bgp_proto ADVERTISE IPV4 bool ';' { BGP_CFG->advertise_ipv4 = $4; }
! 115: | bgp_proto PASSWORD text ';' { BGP_CFG->password = $3; }
! 116: | bgp_proto SETKEY bool ';' { BGP_CFG->setkey = $3; }
! 117: | bgp_proto ROUTE LIMIT expr ';' {
! 118: this_proto->in_limit = cfg_allocz(sizeof(struct proto_limit));
! 119: this_proto->in_limit->limit = $4;
! 120: this_proto->in_limit->action = PLA_RESTART;
! 121: log(L_WARN "%s: Route limit option is deprecated, use import limit", this_proto->name);
! 122: }
! 123: | bgp_proto PASSIVE bool ';' { BGP_CFG->passive = $3; }
! 124: | bgp_proto INTERPRET COMMUNITIES bool ';' { BGP_CFG->interpret_communities = $4; }
! 125: | bgp_proto SECONDARY bool ';' { BGP_CFG->secondary = $3; }
! 126: | bgp_proto ADD PATHS RX ';' { BGP_CFG->add_path = ADD_PATH_RX; }
! 127: | bgp_proto ADD PATHS TX ';' { BGP_CFG->add_path = ADD_PATH_TX; }
! 128: | bgp_proto ADD PATHS bool ';' { BGP_CFG->add_path = $4 ? ADD_PATH_FULL : 0; }
! 129: | bgp_proto ALLOW LOCAL AS ';' { BGP_CFG->allow_local_as = -1; }
! 130: | bgp_proto ALLOW LOCAL AS expr ';' { BGP_CFG->allow_local_as = $5; }
! 131: | bgp_proto GRACEFUL RESTART bool ';' { BGP_CFG->gr_mode = $4; }
! 132: | bgp_proto GRACEFUL RESTART AWARE ';' { BGP_CFG->gr_mode = BGP_GR_AWARE; }
! 133: | bgp_proto GRACEFUL RESTART TIME expr ';' { BGP_CFG->gr_time = $5; }
! 134: | bgp_proto IGP TABLE rtable ';' { BGP_CFG->igp_table = $4; }
! 135: | bgp_proto TTL SECURITY bool ';' { BGP_CFG->ttl_security = $4; }
! 136: | bgp_proto CHECK LINK bool ';' { BGP_CFG->check_link = $4; }
! 137: | bgp_proto BFD bool ';' { BGP_CFG->bfd = $3; cf_check_bfd($3); }
! 138: ;
! 139:
! 140: CF_ADDTO(dynamic_attr, BGP_ORIGIN
! 141: { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_ENUM_BGP_ORIGIN, EA_CODE(EAP_BGP, BA_ORIGIN)); })
! 142: CF_ADDTO(dynamic_attr, BGP_PATH
! 143: { $$ = f_new_dynamic_attr(EAF_TYPE_AS_PATH, T_PATH, EA_CODE(EAP_BGP, BA_AS_PATH)); })
! 144: CF_ADDTO(dynamic_attr, BGP_NEXT_HOP
! 145: { $$ = f_new_dynamic_attr(EAF_TYPE_IP_ADDRESS, T_IP, EA_CODE(EAP_BGP, BA_NEXT_HOP)); })
! 146: CF_ADDTO(dynamic_attr, BGP_MED
! 147: { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_MULTI_EXIT_DISC)); })
! 148: CF_ADDTO(dynamic_attr, BGP_LOCAL_PREF
! 149: { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_LOCAL_PREF)); })
! 150: CF_ADDTO(dynamic_attr, BGP_ATOMIC_AGGR
! 151: { $$ = f_new_dynamic_attr(EAF_TYPE_OPAQUE, T_ENUM_EMPTY, EA_CODE(EAP_BGP, BA_ATOMIC_AGGR)); })
! 152: CF_ADDTO(dynamic_attr, BGP_AGGREGATOR
! 153: { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_AGGREGATOR)); })
! 154: CF_ADDTO(dynamic_attr, BGP_COMMUNITY
! 155: { $$ = f_new_dynamic_attr(EAF_TYPE_INT_SET, T_CLIST, EA_CODE(EAP_BGP, BA_COMMUNITY)); })
! 156: CF_ADDTO(dynamic_attr, BGP_ORIGINATOR_ID
! 157: { $$ = f_new_dynamic_attr(EAF_TYPE_ROUTER_ID, T_QUAD, EA_CODE(EAP_BGP, BA_ORIGINATOR_ID)); })
! 158: CF_ADDTO(dynamic_attr, BGP_CLUSTER_LIST
! 159: { $$ = f_new_dynamic_attr(EAF_TYPE_INT_SET, T_CLIST, EA_CODE(EAP_BGP, BA_CLUSTER_LIST)); })
! 160: CF_ADDTO(dynamic_attr, BGP_EXT_COMMUNITY
! 161: { $$ = f_new_dynamic_attr(EAF_TYPE_EC_SET, T_ECLIST, EA_CODE(EAP_BGP, BA_EXT_COMMUNITY)); })
! 162: CF_ADDTO(dynamic_attr, BGP_LARGE_COMMUNITY
! 163: { $$ = f_new_dynamic_attr(EAF_TYPE_LC_SET, T_LCLIST, EA_CODE(EAP_BGP, BA_LARGE_COMMUNITY)); })
! 164:
! 165:
! 166:
! 167: CF_ENUM(T_ENUM_BGP_ORIGIN, ORIGIN_, IGP, EGP, INCOMPLETE)
! 168:
! 169: CF_CODE
! 170:
! 171: CF_END
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