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2638249d MM |
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 | ||
cea63664 MM |
13 | CF_DEFINES |
14 | ||
2638249d MM |
15 | #define BGP_CFG ((struct bgp_config *) this_proto) |
16 | ||
17 | CF_DECLS | |
18 | ||
087cecd0 OZ |
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, | |
42a0c054 OZ |
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, | |
00a09f3c | 28 | TABLE, GATEWAY, DIRECT, RECURSIVE, MED, TTL, SECURITY, DETERMINISTIC, |
523f020b OZ |
29 | SECONDARY, ALLOW, BFD, ADD, PATHS, RX, TX, GRACEFUL, RESTART, AWARE, |
30 | CHECK, LINK) | |
2638249d MM |
31 | |
32 | CF_GRAMMAR | |
33 | ||
a7f23f58 | 34 | CF_ADDTO(proto, bgp_proto '}' { bgp_check_config(BGP_CFG); } ) |
2638249d MM |
35 | |
36 | bgp_proto_start: proto_start BGP { | |
a7f23f58 | 37 | this_proto = proto_config_new(&proto_bgp, sizeof(struct bgp_config), $1); |
f3e59178 | 38 | BGP_CFG->multihop = -1; /* undefined */ |
c01e3741 MM |
39 | BGP_CFG->hold_time = 240; |
40 | BGP_CFG->connect_retry_time = 120; | |
b552ecc4 | 41 | BGP_CFG->initial_hold_time = 240; |
56a2bed4 | 42 | BGP_CFG->compare_path_lengths = 1; |
d1e146f2 | 43 | BGP_CFG->igp_metric = 1; |
6fd766c1 MM |
44 | BGP_CFG->start_delay_time = 5; |
45 | BGP_CFG->error_amnesia_time = 300; | |
46 | BGP_CFG->error_delay_time_min = 60; | |
47 | BGP_CFG->error_delay_time_max = 300; | |
bf47fe4b | 48 | BGP_CFG->enable_refresh = 1; |
43c1cecc | 49 | BGP_CFG->enable_as4 = 1; |
e8ba557c OZ |
50 | BGP_CFG->capabilities = 2; |
51 | BGP_CFG->advertise_ipv4 = 1; | |
41677025 | 52 | BGP_CFG->interpret_communities = 1; |
fbcb7d5f | 53 | BGP_CFG->default_local_pref = 100; |
0c791f87 OZ |
54 | BGP_CFG->gr_mode = BGP_GR_AWARE; |
55 | BGP_CFG->gr_time = 120; | |
6fd766c1 | 56 | } |
2638249d MM |
57 | ; |
58 | ||
59 | bgp_proto: | |
60 | bgp_proto_start proto_name '{' | |
61 | | bgp_proto proto_item ';' | |
11cb6202 | 62 | | bgp_proto LOCAL AS expr ';' { BGP_CFG->local_as = $4; } |
9be9a264 | 63 | | bgp_proto LOCAL ipa AS expr ';' { BGP_CFG->source_addr = $3; BGP_CFG->local_as = $5; } |
dcde7ae5 | 64 | | bgp_proto NEIGHBOR ipa ipa_scope ipa_port AS expr ';' { |
53ffbff3 OZ |
65 | if (ipa_nonzero(BGP_CFG->remote_ip)) |
66 | cf_error("Only one neighbor per BGP instance is allowed"); | |
88a183c6 | 67 | if (!ipa_is_link_local($3) != !$4) |
53ffbff3 | 68 | cf_error("Link-local address and interface scope must be used together"); |
11cb6202 | 69 | |
2638249d | 70 | BGP_CFG->remote_ip = $3; |
53ffbff3 | 71 | BGP_CFG->iface = $4; |
dcde7ae5 OZ |
72 | BGP_CFG->remote_port = ($5 > 0) ? $5 : BGP_PORT; |
73 | BGP_CFG->remote_as = $7; | |
2638249d | 74 | } |
89534cda | 75 | | bgp_proto RR CLUSTER ID idval ';' { BGP_CFG->rr_cluster_id = $5; } |
4847a894 | 76 | | bgp_proto RR CLIENT ';' { BGP_CFG->rr_client = 1; } |
a92fe607 | 77 | | bgp_proto RS CLIENT ';' { BGP_CFG->rs_client = 1; } |
e3f2d5fc MM |
78 | | bgp_proto HOLD TIME expr ';' { BGP_CFG->hold_time = $4; } |
79 | | bgp_proto STARTUP HOLD TIME expr ';' { BGP_CFG->initial_hold_time = $5; } | |
80 | | bgp_proto CONNECT RETRY TIME expr ';' { BGP_CFG->connect_retry_time = $5; } | |
81 | | bgp_proto KEEPALIVE TIME expr ';' { BGP_CFG->keepalive_time = $4; } | |
f3e59178 | 82 | | bgp_proto DIRECT ';' { BGP_CFG->multihop = 0; } |
9be9a264 | 83 | | bgp_proto MULTIHOP ';' { BGP_CFG->multihop = 64; } |
b1b19433 | 84 | | bgp_proto MULTIHOP expr ';' { BGP_CFG->multihop = $3; if (($3<1) || ($3>255)) cf_error("Multihop must be in range 1-255"); } |
48bc232f OZ |
85 | | bgp_proto NEXT HOP SELF ';' { BGP_CFG->next_hop_self = 1; BGP_CFG->next_hop_keep = 0; } |
86 | | bgp_proto NEXT HOP KEEP ';' { BGP_CFG->next_hop_keep = 1; BGP_CFG->next_hop_self = 0; } | |
3f9b7bfe OZ |
87 | | bgp_proto MISSING LLADDR SELF ';' { BGP_CFG->missing_lladdr = MLL_SELF; } |
88 | | bgp_proto MISSING LLADDR DROP ';' { BGP_CFG->missing_lladdr = MLL_DROP; } | |
89 | | bgp_proto MISSING LLADDR IGNORE ';' { BGP_CFG->missing_lladdr = MLL_IGNORE; } | |
087cecd0 OZ |
90 | | bgp_proto GATEWAY DIRECT ';' { BGP_CFG->gw_mode = GW_DIRECT; } |
91 | | bgp_proto GATEWAY RECURSIVE ';' { BGP_CFG->gw_mode = GW_RECURSIVE; } | |
7294f68b | 92 | | bgp_proto PATH METRIC bool ';' { BGP_CFG->compare_path_lengths = $4; } |
73272f04 | 93 | | bgp_proto MED METRIC bool ';' { BGP_CFG->med_metric = $4; } |
d1e146f2 | 94 | | bgp_proto IGP METRIC bool ';' { BGP_CFG->igp_metric = $4; } |
3228c72c | 95 | | bgp_proto PREFER OLDER bool ';' { BGP_CFG->prefer_older = $4; } |
be4cd99a | 96 | | bgp_proto DETERMINISTIC MED bool ';' { BGP_CFG->deterministic_med = $4; } |
e3f2d5fc MM |
97 | | bgp_proto DEFAULT BGP_MED expr ';' { BGP_CFG->default_med = $4; } |
98 | | bgp_proto DEFAULT BGP_LOCAL_PREF expr ';' { BGP_CFG->default_local_pref = $4; } | |
99 | | bgp_proto SOURCE ADDRESS ipa ';' { BGP_CFG->source_addr = $4; } | |
100 | | bgp_proto START DELAY TIME expr ';' { BGP_CFG->start_delay_time = $5; } | |
523f020b | 101 | | bgp_proto ERROR FORGET TIME expr ';' { BGP_CFG->error_amnesia_time = $5; } |
e3f2d5fc | 102 | | bgp_proto ERROR WAIT TIME expr ',' expr ';' { BGP_CFG->error_delay_time_min = $5; BGP_CFG->error_delay_time_max = $7; } |
7294f68b | 103 | | bgp_proto DISABLE AFTER ERROR bool ';' { BGP_CFG->disable_after_error = $5; } |
bf47fe4b | 104 | | bgp_proto ENABLE ROUTE REFRESH bool ';' { BGP_CFG->enable_refresh = $5; } |
ba5ed6f3 | 105 | | bgp_proto ENABLE AS4 bool ';' { BGP_CFG->enable_as4 = $4; } |
e8ba557c OZ |
106 | | bgp_proto CAPABILITIES bool ';' { BGP_CFG->capabilities = $3; } |
107 | | bgp_proto ADVERTISE IPV4 bool ';' { BGP_CFG->advertise_ipv4 = $4; } | |
9eceab33 | 108 | | bgp_proto PASSWORD text ';' { BGP_CFG->password = $3; } |
ebecb6f6 OZ |
109 | | bgp_proto ROUTE LIMIT expr ';' { |
110 | this_proto->in_limit = cfg_allocz(sizeof(struct proto_limit)); | |
111 | this_proto->in_limit->limit = $4; | |
112 | this_proto->in_limit->action = PLA_RESTART; | |
113 | } | |
be6e39eb | 114 | | bgp_proto PASSIVE bool ';' { BGP_CFG->passive = $3; } |
41677025 | 115 | | bgp_proto INTERPRET COMMUNITIES bool ';' { BGP_CFG->interpret_communities = $4; } |
00a09f3c | 116 | | bgp_proto SECONDARY bool ';' { BGP_CFG->secondary = $3; } |
094d2bdb OZ |
117 | | bgp_proto ADD PATHS RX ';' { BGP_CFG->add_path = ADD_PATH_RX; } |
118 | | bgp_proto ADD PATHS TX ';' { BGP_CFG->add_path = ADD_PATH_TX; } | |
119 | | bgp_proto ADD PATHS bool ';' { BGP_CFG->add_path = $4 ? ADD_PATH_FULL : 0; } | |
a15dab76 OZ |
120 | | bgp_proto ALLOW LOCAL AS ';' { BGP_CFG->allow_local_as = -1; } |
121 | | bgp_proto ALLOW LOCAL AS expr ';' { BGP_CFG->allow_local_as = $5; } | |
0c791f87 OZ |
122 | | bgp_proto GRACEFUL RESTART bool ';' { BGP_CFG->gr_mode = $4; } |
123 | | bgp_proto GRACEFUL RESTART AWARE ';' { BGP_CFG->gr_mode = BGP_GR_AWARE; } | |
124 | | bgp_proto GRACEFUL RESTART TIME expr ';' { BGP_CFG->gr_time = $5; } | |
cfe34a31 | 125 | | bgp_proto IGP TABLE rtable ';' { BGP_CFG->igp_table = $4; } |
b1b19433 | 126 | | bgp_proto TTL SECURITY bool ';' { BGP_CFG->ttl_security = $4; } |
523f020b | 127 | | bgp_proto CHECK LINK bool ';' { BGP_CFG->check_link = $4; } |
1ec52253 | 128 | | bgp_proto BFD bool ';' { BGP_CFG->bfd = $3; cf_check_bfd($3); } |
2638249d MM |
129 | ; |
130 | ||
56a2bed4 | 131 | CF_ADDTO(dynamic_attr, BGP_ORIGIN |
cea63664 | 132 | { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_ENUM_BGP_ORIGIN, EA_CODE(EAP_BGP, BA_ORIGIN)); }) |
126683fe OZ |
133 | CF_ADDTO(dynamic_attr, BGP_PATH |
134 | { $$ = f_new_dynamic_attr(EAF_TYPE_AS_PATH, T_PATH, EA_CODE(EAP_BGP, BA_AS_PATH)); }) | |
56a2bed4 MM |
135 | CF_ADDTO(dynamic_attr, BGP_NEXT_HOP |
136 | { $$ = f_new_dynamic_attr(EAF_TYPE_IP_ADDRESS, T_IP, EA_CODE(EAP_BGP, BA_NEXT_HOP)); }) | |
126683fe OZ |
137 | CF_ADDTO(dynamic_attr, BGP_MED |
138 | { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_MULTI_EXIT_DISC)); }) | |
139 | CF_ADDTO(dynamic_attr, BGP_LOCAL_PREF | |
140 | { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_LOCAL_PREF)); }) | |
56a2bed4 MM |
141 | CF_ADDTO(dynamic_attr, BGP_ATOMIC_AGGR |
142 | { $$ = f_new_dynamic_attr(EAF_TYPE_OPAQUE, T_ENUM_EMPTY, EA_CODE(EAP_BGP, BA_ATOMIC_AGGR)); }) | |
143 | CF_ADDTO(dynamic_attr, BGP_AGGREGATOR | |
144 | { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_CODE(EAP_BGP, BA_AGGREGATOR)); }) | |
145 | CF_ADDTO(dynamic_attr, BGP_COMMUNITY | |
146 | { $$ = f_new_dynamic_attr(EAF_TYPE_INT_SET, T_CLIST, EA_CODE(EAP_BGP, BA_COMMUNITY)); }) | |
126683fe OZ |
147 | CF_ADDTO(dynamic_attr, BGP_ORIGINATOR_ID |
148 | { $$ = f_new_dynamic_attr(EAF_TYPE_ROUTER_ID, T_QUAD, EA_CODE(EAP_BGP, BA_ORIGINATOR_ID)); }) | |
149 | CF_ADDTO(dynamic_attr, BGP_CLUSTER_LIST | |
150 | { $$ = f_new_dynamic_attr(EAF_TYPE_INT_SET, T_CLIST, EA_CODE(EAP_BGP, BA_CLUSTER_LIST)); }) | |
42a0c054 OZ |
151 | CF_ADDTO(dynamic_attr, BGP_EXT_COMMUNITY |
152 | { $$ = f_new_dynamic_attr(EAF_TYPE_EC_SET, T_ECLIST, EA_CODE(EAP_BGP, BA_EXT_COMMUNITY)); }) | |
153 | ||
126683fe | 154 | |
12d5677a | 155 | |
cea63664 MM |
156 | CF_ENUM(T_ENUM_BGP_ORIGIN, ORIGIN_, IGP, EGP, INCOMPLETE) |
157 | ||
2638249d MM |
158 | CF_CODE |
159 | ||
160 | CF_END |