/* * 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" CF_DEFINES #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, DEFAULT, PATH, METRIC, ERROR, START, DELAY, FORGET, WAIT, DISABLE, AFTER, BGP_PATH, BGP_LOCAL_PREF, BGP_MED, BGP_ORIGIN, BGP_NEXT_HOP, BGP_ATOMIC_AGGR, BGP_AGGREGATOR, BGP_COMMUNITY, SOURCE, ADDRESS) 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_CFG->default_med = ~0; /* RFC 1771 doesn't specify this, draft-09 says ~0 */ BGP_CFG->compare_path_lengths = 1; BGP_CFG->start_delay_time = 5; BGP_CFG->error_amnesia_time = 300; BGP_CFG->error_delay_time_min = 60; BGP_CFG->error_delay_time_max = 300; } ; 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; } | bgp_proto PATH METRIC NUM ';' { BGP_CFG->compare_path_lengths = $4; } | bgp_proto DEFAULT BGP_MED NUM ';' { BGP_CFG->default_med = $4; } | bgp_proto DEFAULT BGP_LOCAL_PREF NUM ';' { BGP_CFG->default_local_pref = $4; } | bgp_proto SOURCE ADDRESS IPA ';' { BGP_CFG->source_addr = $4; } | bgp_proto START DELAY TIME NUM ';' { BGP_CFG->start_delay_time = $5; } | bgp_proto ERROR FORGET TIME NUM ';' { BGP_CFG->error_amnesia_time = $5; } | bgp_proto ERROR WAIT TIME NUM ',' NUM ';' { BGP_CFG->error_delay_time_min = $5; BGP_CFG->error_delay_time_max = $7; } | bgp_proto DISABLE AFTER ERROR ';' { BGP_CFG->disable_after_error = 1; } ; CF_ADDTO(dynamic_attr, BGP_PATH { $$ = f_new_dynamic_attr(EAF_TYPE_AS_PATH, T_PATH, EA_CODE(EAP_BGP, BA_AS_PATH)); }) CF_ADDTO(dynamic_attr, BGP_LOCAL_PREF { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_LOCAL_PREF)); }) CF_ADDTO(dynamic_attr, BGP_MED { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_MULTI_EXIT_DISC)); }) CF_ADDTO(dynamic_attr, BGP_ORIGIN { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_ENUM_BGP_ORIGIN, EA_CODE(EAP_BGP, BA_ORIGIN)); }) CF_ADDTO(dynamic_attr, BGP_NEXT_HOP { $$ = f_new_dynamic_attr(EAF_TYPE_IP_ADDRESS, T_IP, EA_CODE(EAP_BGP, BA_NEXT_HOP)); }) CF_ADDTO(dynamic_attr, BGP_ATOMIC_AGGR { $$ = f_new_dynamic_attr(EAF_TYPE_OPAQUE, T_ENUM_EMPTY, EA_CODE(EAP_BGP, BA_ATOMIC_AGGR)); }) CF_ADDTO(dynamic_attr, BGP_AGGREGATOR { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_AGGREGATOR)); }) CF_ADDTO(dynamic_attr, BGP_COMMUNITY { $$ = f_new_dynamic_attr(EAF_TYPE_INT_SET, T_CLIST, EA_CODE(EAP_BGP, BA_COMMUNITY)); }) CF_ENUM(T_ENUM_BGP_ORIGIN, ORIGIN_, IGP, EGP, INCOMPLETE) CF_CODE CF_END