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d62a17ae | 1 | /* |
65efcfce LB |
2 | * |
3 | * Copyright 2009-2016, LabN Consulting, L.L.C. | |
4 | * | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version 2 | |
9 | * of the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
896014f4 DL |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
65efcfce LB |
19 | */ |
20 | ||
21 | #ifndef _QUAGGA_BGP_RFAPI_CFG_H | |
22 | #define _QUAGGA_BGP_RFAPI_CFG_H | |
23 | ||
f8b6f499 LB |
24 | #include "lib/table.h" |
25 | #include "lib/routemap.h" | |
65efcfce LB |
26 | |
27 | #if ENABLE_BGP_VNC | |
28 | #include "rfapi.h" | |
29 | ||
d62a17ae | 30 | struct rfapi_l2_group_cfg { |
31 | char *name; | |
32 | uint32_t logical_net_id; | |
33 | struct list *labels; /* list of uint32_t */ | |
34 | struct ecommunity *rt_import_list; | |
35 | struct ecommunity *rt_export_list; | |
36 | void *rfp_cfg; /* rfp owned group config */ | |
c77272a1 | 37 | |
d62a17ae | 38 | QOBJ_FIELDS |
65efcfce | 39 | }; |
c77272a1 | 40 | DECLARE_QOBJ_TYPE(rfapi_l2_group_cfg) |
65efcfce | 41 | |
d62a17ae | 42 | typedef enum { |
43 | RFAPI_GROUP_CFG_NVE = 1, | |
44 | RFAPI_GROUP_CFG_VRF, | |
45 | RFAPI_GROUP_CFG_L2, | |
46 | RFAPI_GROUP_CFG_MAX | |
5ff06872 LB |
47 | } rfapi_group_cfg_type_t; |
48 | ||
d62a17ae | 49 | struct rfapi_nve_group_cfg { |
fe08ba7e DS |
50 | struct agg_node *vn_node; /* backref */ |
51 | struct agg_node *un_node; /* backref */ | |
65efcfce | 52 | |
d62a17ae | 53 | rfapi_group_cfg_type_t type; /* NVE|VPN */ |
54 | char *name; /* unique by type! */ | |
55 | struct prefix vn_prefix; | |
56 | struct prefix un_prefix; | |
65efcfce | 57 | |
d62a17ae | 58 | struct prefix_rd rd; |
59 | uint8_t l2rd; /* 0 = VN addr LSB */ | |
60 | uint32_t response_lifetime; | |
61 | uint32_t flags; | |
5ff06872 | 62 | #define RFAPI_RFG_RESPONSE_LIFETIME 0x01 /* bits */ |
65efcfce | 63 | #define RFAPI_RFG_L2RD 0x02 |
5ff06872 | 64 | #define RFAPI_RFG_VPN_NH_SELF 0x04 |
d62a17ae | 65 | struct ecommunity *rt_import_list; |
66 | struct ecommunity *rt_export_list; | |
67 | struct rfapi_import_table *rfapi_import_table; | |
68 | ||
69 | void *rfp_cfg; /* rfp owned group config */ | |
70 | /* | |
71 | * List of NVE descriptors that are assigned to this NVE group | |
72 | * | |
73 | * Currently (Mar 2010) this list is used only by the route | |
74 | * export code to generate per-NVE nexthops for each route. | |
75 | * | |
76 | * The nve descriptors listed here have pointers back to | |
77 | * this nve group config structure to enable them to delete | |
78 | * their own list entries when they are closed. Consequently, | |
79 | * if an instance of this nve group config structure is deleted, | |
80 | * we must first set the nve descriptor references to it to NULL. | |
81 | */ | |
82 | struct list *nves; | |
83 | ||
84 | /* | |
85 | * Route filtering | |
86 | * | |
87 | * Prefix lists are segregated by afi (part of the base plist code) | |
88 | * Route-maps are not segregated | |
89 | */ | |
90 | char *plist_export_bgp_name[AFI_MAX]; | |
91 | struct prefix_list *plist_export_bgp[AFI_MAX]; | |
92 | ||
93 | char *plist_export_zebra_name[AFI_MAX]; | |
94 | struct prefix_list *plist_export_zebra[AFI_MAX]; | |
95 | ||
96 | char *plist_redist_name[ZEBRA_ROUTE_MAX][AFI_MAX]; | |
97 | struct prefix_list *plist_redist[ZEBRA_ROUTE_MAX][AFI_MAX]; | |
98 | ||
99 | char *routemap_export_bgp_name; | |
100 | struct route_map *routemap_export_bgp; | |
101 | ||
102 | char *routemap_export_zebra_name; | |
103 | struct route_map *routemap_export_zebra; | |
104 | ||
105 | char *routemap_redist_name[ZEBRA_ROUTE_MAX]; | |
106 | struct route_map *routemap_redist[ZEBRA_ROUTE_MAX]; | |
107 | ||
108 | /* for VRF type groups */ | |
109 | uint32_t label; | |
110 | struct rfapi_descriptor *rfd; | |
111 | QOBJ_FIELDS | |
65efcfce | 112 | }; |
c77272a1 | 113 | DECLARE_QOBJ_TYPE(rfapi_nve_group_cfg) |
65efcfce | 114 | |
d62a17ae | 115 | struct rfapi_rfg_name { |
116 | struct rfapi_nve_group_cfg *rfg; | |
117 | char *name; | |
65efcfce LB |
118 | }; |
119 | ||
d62a17ae | 120 | typedef enum { |
121 | VNC_REDIST_MODE_PLAIN = 0, /* 0 = default */ | |
122 | VNC_REDIST_MODE_RFG, | |
123 | VNC_REDIST_MODE_RESOLVE_NVE | |
65efcfce LB |
124 | } vnc_redist_mode_t; |
125 | ||
d62a17ae | 126 | struct rfapi_cfg { |
127 | struct prefix_rd default_rd; | |
128 | uint8_t default_l2rd; | |
129 | struct ecommunity *default_rt_import_list; | |
130 | struct ecommunity *default_rt_export_list; | |
131 | uint32_t default_response_lifetime; | |
65efcfce | 132 | #define BGP_VNC_DEFAULT_RESPONSE_LIFETIME_DEFAULT 3600 |
d62a17ae | 133 | void *default_rfp_cfg; /* rfp owned group config */ |
134 | ||
135 | struct list *l2_groups; /* rfapi_l2_group_cfg list */ | |
136 | /* three views into the same collection of rfapi_nve_group_cfg */ | |
137 | struct list *nve_groups_sequential; | |
fe08ba7e DS |
138 | struct agg_table *nve_groups_vn[AFI_MAX]; |
139 | struct agg_table *nve_groups_un[AFI_MAX]; | |
d62a17ae | 140 | |
141 | /* | |
142 | * For Single VRF export to ordinary routing protocols. This is | |
143 | * the nve-group that the ordinary protocols belong to. We use it | |
144 | * to set the RD when sending unicast Zebra routes to VNC | |
145 | */ | |
146 | uint8_t redist[AFI_MAX][ZEBRA_ROUTE_MAX]; | |
147 | uint32_t redist_lifetime; | |
148 | vnc_redist_mode_t redist_mode; | |
149 | ||
150 | /* | |
151 | * view name of BGP unicast instance that holds | |
152 | * exterior routes | |
153 | */ | |
154 | char *redist_bgp_exterior_view_name; | |
155 | struct bgp *redist_bgp_exterior_view; | |
156 | ||
157 | /* | |
158 | * nve group for redistribution of routes from zebra to VNC | |
159 | * (which is probably not useful for production networks) | |
160 | */ | |
161 | char *rfg_redist_name; | |
162 | struct rfapi_nve_group_cfg *rfg_redist; | |
163 | ||
164 | /* | |
165 | * List of NVE groups on whose behalf we will export VNC | |
166 | * routes to zebra. ((NB: it's actually a list of <struct | |
167 | * rfapi_rfg_name>) | |
168 | * This list is used when BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_BITS is | |
169 | * BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_GRP | |
170 | */ | |
171 | struct list *rfg_export_zebra_l; | |
172 | ||
173 | /* | |
174 | * List of NVE groups on whose behalf we will export VNC | |
175 | * routes directly to the bgp unicast RIB. (NB: it's actually | |
176 | * a list of <struct rfapi_rfg_name>) | |
177 | * This list is used when BGP_VNC_CONFIG_EXPORT_BGP_MODE_BITS is | |
178 | * BGP_VNC_CONFIG_EXPORT_BGP_MODE_GRP | |
179 | */ | |
180 | struct list *rfg_export_direct_bgp_l; | |
181 | ||
182 | /* | |
183 | * Exported Route filtering | |
184 | * | |
185 | * Prefix lists are segregated by afi (part of the base plist code) | |
186 | * Route-maps are not segregated | |
187 | */ | |
188 | char *plist_export_bgp_name[AFI_MAX]; | |
189 | struct prefix_list *plist_export_bgp[AFI_MAX]; | |
190 | ||
191 | char *plist_export_zebra_name[AFI_MAX]; | |
192 | struct prefix_list *plist_export_zebra[AFI_MAX]; | |
193 | ||
194 | char *routemap_export_bgp_name; | |
195 | struct route_map *routemap_export_bgp; | |
196 | ||
197 | char *routemap_export_zebra_name; | |
198 | struct route_map *routemap_export_zebra; | |
199 | ||
200 | /* | |
201 | * Redistributed route filtering (routes from other | |
202 | * protocols into VNC) | |
203 | */ | |
204 | char *plist_redist_name[ZEBRA_ROUTE_MAX][AFI_MAX]; | |
205 | struct prefix_list *plist_redist[ZEBRA_ROUTE_MAX][AFI_MAX]; | |
206 | ||
207 | char *routemap_redist_name[ZEBRA_ROUTE_MAX]; | |
208 | struct route_map *routemap_redist[ZEBRA_ROUTE_MAX]; | |
209 | ||
210 | /* | |
211 | * For importing bgp unicast routes to VNC, we encode the CE | |
212 | * (route nexthop) in a Route Origin extended community. The | |
213 | * local part (16-bit) is user-configurable. | |
214 | */ | |
215 | uint16_t resolve_nve_roo_local_admin; | |
65efcfce LB |
216 | #define BGP_VNC_CONFIG_RESOLVE_NVE_ROO_LOCAL_ADMIN_DEFAULT 5226 |
217 | ||
d62a17ae | 218 | uint32_t flags; |
65efcfce LB |
219 | #define BGP_VNC_CONFIG_ADV_UN_METHOD_ENCAP 0x00000001 |
220 | #define BGP_VNC_CONFIG_CALLBACK_DISABLE 0x00000002 | |
221 | #define BGP_VNC_CONFIG_RESPONSE_REMOVAL_DISABLE 0x00000004 | |
222 | ||
223 | #define BGP_VNC_CONFIG_EXPORT_BGP_MODE_BITS 0x000000f0 | |
224 | #define BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_BITS 0x00000f00 | |
225 | ||
226 | #define BGP_VNC_CONFIG_EXPORT_BGP_MODE_NONE 0x00000000 | |
227 | #define BGP_VNC_CONFIG_EXPORT_BGP_MODE_GRP 0x00000010 | |
228 | #define BGP_VNC_CONFIG_EXPORT_BGP_MODE_RH 0x00000020 /* registerd nve */ | |
229 | #define BGP_VNC_CONFIG_EXPORT_BGP_MODE_CE 0x00000040 | |
230 | ||
231 | #define BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_NONE 0x00000000 | |
232 | #define BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_GRP 0x00000100 | |
233 | #define BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_RH 0x00000200 | |
234 | ||
235 | #define BGP_VNC_CONFIG_FILTER_SELF_FROM_RSP 0x00001000 | |
236 | #define BGP_VNC_CONFIG_L2RD 0x00002000 | |
237 | ||
238 | /* Use new NVE RIB to filter callback routes */ | |
239 | /* Filter querying NVE's registrations from responses */ | |
240 | /* Default to updated-responses off */ | |
241 | /* Default to removal-responses off */ | |
d62a17ae | 242 | #define BGP_VNC_CONFIG_FLAGS_DEFAULT \ |
243 | (BGP_VNC_CONFIG_FILTER_SELF_FROM_RSP | BGP_VNC_CONFIG_CALLBACK_DISABLE \ | |
244 | | BGP_VNC_CONFIG_RESPONSE_REMOVAL_DISABLE) | |
65efcfce | 245 | |
d62a17ae | 246 | struct rfapi_rfp_cfg rfp_cfg; /* rfp related configuration */ |
65efcfce LB |
247 | }; |
248 | ||
d62a17ae | 249 | #define VNC_EXPORT_ZEBRA_GRP_ENABLED(hc) \ |
250 | (((hc)->flags & BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_BITS) \ | |
251 | == BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_GRP) | |
65efcfce | 252 | |
d62a17ae | 253 | #define VNC_EXPORT_ZEBRA_RH_ENABLED(hc) \ |
254 | (((hc)->flags & BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_BITS) \ | |
255 | == BGP_VNC_CONFIG_EXPORT_ZEBRA_MODE_RH) | |
65efcfce | 256 | |
d62a17ae | 257 | #define VNC_EXPORT_BGP_GRP_ENABLED(hc) \ |
258 | (((hc)->flags & BGP_VNC_CONFIG_EXPORT_BGP_MODE_BITS) \ | |
259 | == BGP_VNC_CONFIG_EXPORT_BGP_MODE_GRP) | |
65efcfce | 260 | |
d62a17ae | 261 | #define VNC_EXPORT_BGP_RH_ENABLED(hc) \ |
262 | (((hc)->flags & BGP_VNC_CONFIG_EXPORT_BGP_MODE_BITS) \ | |
263 | == BGP_VNC_CONFIG_EXPORT_BGP_MODE_RH) | |
65efcfce | 264 | |
d62a17ae | 265 | #define VNC_EXPORT_BGP_CE_ENABLED(hc) \ |
266 | (((hc)->flags & BGP_VNC_CONFIG_EXPORT_BGP_MODE_BITS) \ | |
267 | == BGP_VNC_CONFIG_EXPORT_BGP_MODE_CE) | |
65efcfce LB |
268 | |
269 | ||
d62a17ae | 270 | void bgp_rfapi_cfg_init(void); |
65efcfce | 271 | |
d62a17ae | 272 | struct rfapi_cfg *bgp_rfapi_cfg_new(struct rfapi_rfp_cfg *cfg); |
65efcfce | 273 | |
d62a17ae | 274 | void bgp_rfapi_cfg_destroy(struct bgp *bgp, struct rfapi_cfg *h); |
65efcfce | 275 | |
d62a17ae | 276 | int bgp_rfapi_cfg_write(struct vty *vty, struct bgp *bgp); |
65efcfce | 277 | |
d62a17ae | 278 | extern int bgp_rfapi_is_vnc_configured(struct bgp *bgp); |
65efcfce | 279 | |
d62a17ae | 280 | extern void nve_group_to_nve_list(struct rfapi_nve_group_cfg *rfg, |
281 | struct list **nves, | |
282 | uint8_t family); /* AF_INET, AF_INET6 */ | |
65efcfce | 283 | |
d62a17ae | 284 | struct rfapi_nve_group_cfg *bgp_rfapi_cfg_match_group(struct rfapi_cfg *hc, |
285 | struct prefix *vn, | |
286 | struct prefix *un); | |
65efcfce | 287 | |
5ff06872 | 288 | struct rfapi_nve_group_cfg * |
d62a17ae | 289 | bgp_rfapi_cfg_match_byname(struct bgp *bgp, const char *name, |
290 | rfapi_group_cfg_type_t type); /* _MAX = any */ | |
5ff06872 | 291 | |
d62a17ae | 292 | extern void vnc_prefix_list_update(struct bgp *bgp); |
65efcfce | 293 | |
d62a17ae | 294 | extern void vnc_routemap_update(struct bgp *bgp, const char *unused); |
65efcfce | 295 | |
d62a17ae | 296 | extern void bgp_rfapi_show_summary(struct bgp *bgp, struct vty *vty); |
65efcfce | 297 | |
d62a17ae | 298 | extern struct rfapi_cfg *bgp_rfapi_get_config(struct bgp *bgp); |
65efcfce | 299 | |
79799987 | 300 | extern struct rfapi_l2_group_cfg * |
d62a17ae | 301 | bgp_rfapi_get_group_by_lni_label(struct bgp *bgp, uint32_t logical_net_id, |
302 | uint32_t label); | |
79799987 | 303 | |
65efcfce | 304 | extern struct ecommunity * |
d62a17ae | 305 | bgp_rfapi_get_ecommunity_by_lni_label(struct bgp *bgp, uint32_t is_import, |
306 | uint32_t logical_net_id, | |
307 | uint32_t label); /* note, 20bit label! */ | |
65efcfce LB |
308 | |
309 | extern struct list * | |
d62a17ae | 310 | bgp_rfapi_get_labellist_by_lni_label(struct bgp *bgp, uint32_t logical_net_id, |
311 | uint32_t label); /* note, 20bit label! */ | |
65efcfce LB |
312 | |
313 | #endif /* ENABLE_BGP_VNC */ | |
314 | ||
315 | #endif /* _QUAGGA_BGP_RFAPI_CFG_H */ |