/* * BIRD -- Static Protocol Configuration * * (c) 1998--1999 Martin Mares <mj@ucw.cz> * * Can be freely distributed and used under the terms of the GNU GPL. */ CF_HDR #include "proto/static/static.h" CF_DEFINES #define STATIC_CFG ((struct static_config *) this_proto) static struct static_route *this_srt, *this_srt_nh, *last_srt_nh; CF_DECLS CF_KEYWORDS(STATIC, ROUTE, VIA, DROP, REJECT, PROHIBIT, PREFERENCE, CHECK, LINK) CF_KEYWORDS(MULTIPATH, WEIGHT, RECURSIVE, IGP, TABLE, BLACKHOLE, UNREACHABLE) CF_GRAMMAR CF_ADDTO(proto, static_proto '}') static_proto_start: proto_start STATIC { this_proto = proto_config_new(&proto_static, sizeof(struct static_config), $1); static_init_config((struct static_config *) this_proto); } ; static_proto: static_proto_start proto_name '{' | static_proto proto_item ';' | static_proto CHECK LINK bool ';' { STATIC_CFG->check_link = $4; } | static_proto IGP TABLE rtable ';' { STATIC_CFG->igp_table = $4; } | static_proto stat_route ';' ; stat_route0: ROUTE prefix { this_srt = cfg_allocz(sizeof(struct static_route)); add_tail(&STATIC_CFG->other_routes, &this_srt->n); this_srt->net = $2.addr; this_srt->masklen = $2.len; } ; stat_multipath1: VIA ipa ipa_scope { last_srt_nh = this_srt_nh; this_srt_nh = cfg_allocz(sizeof(struct static_route)); this_srt_nh->dest = RTD_NONE; this_srt_nh->via = $2; this_srt_nh->via_if = $3; this_srt_nh->if_name = (void *) this_srt; /* really */ } | stat_multipath1 WEIGHT expr { this_srt_nh->masklen = $3 - 1; /* really */ if (($3<1) || ($3>256)) cf_error("Weight must be in range 1-256"); } ; stat_multipath: stat_multipath1 { this_srt->mp_next = this_srt_nh; } | stat_multipath stat_multipath1 { last_srt_nh->mp_next = this_srt_nh; } ; stat_route: stat_route0 VIA ipa ipa_scope { this_srt->dest = RTD_ROUTER; this_srt->via = $3; this_srt->via_if = $4; } | stat_route0 VIA TEXT { this_srt->dest = RTD_DEVICE; this_srt->if_name = $3; rem_node(&this_srt->n); add_tail(&STATIC_CFG->iface_routes, &this_srt->n); } | stat_route0 MULTIPATH stat_multipath { this_srt->dest = RTD_MULTIPATH; } | stat_route0 RECURSIVE ipa { this_srt->dest = RTDX_RECURSIVE; this_srt->via = $3; } | stat_route0 DROP { this_srt->dest = RTD_BLACKHOLE; } | stat_route0 REJECT { this_srt->dest = RTD_UNREACHABLE; } | stat_route0 BLACKHOLE { this_srt->dest = RTD_BLACKHOLE; } | stat_route0 UNREACHABLE { this_srt->dest = RTD_UNREACHABLE; } | stat_route0 PROHIBIT { this_srt->dest = RTD_PROHIBIT; } ; CF_CLI(SHOW STATIC, optsym, [<name>], [[Show details of static protocol]]) { static_show(proto_get_named($3, &proto_static)); } ; CF_CODE CF_END