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Commit | Line | Data |
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718e3744 | 1 | /* Zebra's client header. |
2 | * Copyright (C) 1999 Kunihiro Ishiguro | |
3 | * | |
4 | * This file is part of GNU Zebra. | |
5 | * | |
6 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2, or (at your option) | |
9 | * any later version. | |
896014f4 | 10 | * |
718e3744 | 11 | * GNU Zebra is distributed in the hope that it will be useful, but |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
896014f4 DL |
15 | * |
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 | |
718e3744 | 19 | */ |
20 | ||
21 | #ifndef _ZEBRA_ZCLIENT_H | |
22 | #define _ZEBRA_ZCLIENT_H | |
23 | ||
74489921 | 24 | /* For struct zapi_route. */ |
5734509c PJ |
25 | #include "prefix.h" |
26 | ||
718e3744 | 27 | /* For struct interface and struct connected. */ |
28 | #include "if.h" | |
29 | ||
7076bb2f FL |
30 | /* For vrf_bitmap_t. */ |
31 | #include "vrf.h" | |
32 | ||
6833ae01 | 33 | /* For union g_addr */ |
34 | #include "nexthop.h" | |
35 | ||
36 | /* For union pw_protocol_fields */ | |
37 | #include "pw.h" | |
38 | ||
02c0866d DS |
39 | #include "mlag.h" |
40 | ||
03edc41d DS |
41 | /* Zebra types. Used in Zserv message header. */ |
42 | typedef uint16_t zebra_size_t; | |
43 | ||
8ee06b2c DS |
44 | /* Marker value used in new Zserv, in the byte location corresponding |
45 | * the command value in the old zserv header. To allow old and new | |
46 | * Zserv headers to be distinguished from each other. | |
47 | */ | |
48 | #define ZEBRA_HEADER_MARKER 254 | |
49 | ||
718e3744 | 50 | /* For input/output buffer to zebra. */ |
f3f45626 | 51 | #define ZEBRA_MAX_PACKET_SIZ 16384U |
718e3744 | 52 | |
53 | /* Zebra header size. */ | |
a9ff90c4 | 54 | #define ZEBRA_HEADER_SIZE 10 |
718e3744 | 55 | |
689f5a8c DL |
56 | /* special socket path name to use TCP |
57 | * @ is used as first character because that's abstract socket names on Linux | |
58 | */ | |
59 | #define ZAPI_TCP_PATHNAME "@tcp" | |
60 | ||
7661461a PG |
61 | /* IPset size name stands for the name of the ipset entry |
62 | * that can be created by using some zapi interfaces | |
63 | */ | |
64 | #define ZEBRA_IPSET_NAME_SIZE 32 | |
65 | ||
7abd6c4f PG |
66 | /* IPTable action is defined by two values: either |
67 | * forward or drop | |
68 | */ | |
69 | #define ZEBRA_IPTABLES_FORWARD 0 | |
70 | #define ZEBRA_IPTABLES_DROP 1 | |
71 | ||
57592a53 AD |
72 | /* Zebra FEC register command flags. */ |
73 | #define ZEBRA_FEC_REGISTER_LABEL 0x1 | |
74 | #define ZEBRA_FEC_REGISTER_LABEL_INDEX 0x2 | |
75 | ||
689f5a8c DL |
76 | extern struct sockaddr_storage zclient_addr; |
77 | extern socklen_t zclient_addr_len; | |
78 | ||
8613585e DS |
79 | /* Zebra message types. */ |
80 | typedef enum { | |
d62a17ae | 81 | ZEBRA_INTERFACE_ADD, |
82 | ZEBRA_INTERFACE_DELETE, | |
83 | ZEBRA_INTERFACE_ADDRESS_ADD, | |
84 | ZEBRA_INTERFACE_ADDRESS_DELETE, | |
85 | ZEBRA_INTERFACE_UP, | |
86 | ZEBRA_INTERFACE_DOWN, | |
e0ae31b8 | 87 | ZEBRA_INTERFACE_SET_MASTER, |
c3bd894e | 88 | ZEBRA_INTERFACE_SET_PROTODOWN, |
0e51b4a3 RW |
89 | ZEBRA_ROUTE_ADD, |
90 | ZEBRA_ROUTE_DELETE, | |
7ea7b86e | 91 | ZEBRA_ROUTE_NOTIFY_OWNER, |
d62a17ae | 92 | ZEBRA_REDISTRIBUTE_ADD, |
93 | ZEBRA_REDISTRIBUTE_DELETE, | |
94 | ZEBRA_REDISTRIBUTE_DEFAULT_ADD, | |
95 | ZEBRA_REDISTRIBUTE_DEFAULT_DELETE, | |
96 | ZEBRA_ROUTER_ID_ADD, | |
97 | ZEBRA_ROUTER_ID_DELETE, | |
98 | ZEBRA_ROUTER_ID_UPDATE, | |
99 | ZEBRA_HELLO, | |
09924cff | 100 | ZEBRA_CAPABILITIES, |
d62a17ae | 101 | ZEBRA_NEXTHOP_REGISTER, |
102 | ZEBRA_NEXTHOP_UNREGISTER, | |
103 | ZEBRA_NEXTHOP_UPDATE, | |
104 | ZEBRA_INTERFACE_NBR_ADDRESS_ADD, | |
105 | ZEBRA_INTERFACE_NBR_ADDRESS_DELETE, | |
106 | ZEBRA_INTERFACE_BFD_DEST_UPDATE, | |
107 | ZEBRA_IMPORT_ROUTE_REGISTER, | |
108 | ZEBRA_IMPORT_ROUTE_UNREGISTER, | |
109 | ZEBRA_IMPORT_CHECK_UPDATE, | |
d62a17ae | 110 | ZEBRA_BFD_DEST_REGISTER, |
111 | ZEBRA_BFD_DEST_DEREGISTER, | |
112 | ZEBRA_BFD_DEST_UPDATE, | |
113 | ZEBRA_BFD_DEST_REPLAY, | |
74489921 RW |
114 | ZEBRA_REDISTRIBUTE_ROUTE_ADD, |
115 | ZEBRA_REDISTRIBUTE_ROUTE_DEL, | |
d62a17ae | 116 | ZEBRA_VRF_UNREGISTER, |
117 | ZEBRA_VRF_ADD, | |
118 | ZEBRA_VRF_DELETE, | |
c83c5e44 | 119 | ZEBRA_VRF_LABEL, |
d62a17ae | 120 | ZEBRA_INTERFACE_VRF_UPDATE, |
121 | ZEBRA_BFD_CLIENT_REGISTER, | |
d3af6147 | 122 | ZEBRA_BFD_CLIENT_DEREGISTER, |
d62a17ae | 123 | ZEBRA_INTERFACE_ENABLE_RADV, |
124 | ZEBRA_INTERFACE_DISABLE_RADV, | |
125 | ZEBRA_IPV4_NEXTHOP_LOOKUP_MRIB, | |
126 | ZEBRA_INTERFACE_LINK_PARAMS, | |
127 | ZEBRA_MPLS_LABELS_ADD, | |
128 | ZEBRA_MPLS_LABELS_DELETE, | |
ea6b290b | 129 | ZEBRA_MPLS_LABELS_REPLACE, |
d62a17ae | 130 | ZEBRA_IPMR_ROUTE_STATS, |
131 | ZEBRA_LABEL_MANAGER_CONNECT, | |
f533be73 | 132 | ZEBRA_LABEL_MANAGER_CONNECT_ASYNC, |
d62a17ae | 133 | ZEBRA_GET_LABEL_CHUNK, |
134 | ZEBRA_RELEASE_LABEL_CHUNK, | |
135 | ZEBRA_FEC_REGISTER, | |
136 | ZEBRA_FEC_UNREGISTER, | |
137 | ZEBRA_FEC_UPDATE, | |
1a98c087 | 138 | ZEBRA_ADVERTISE_DEFAULT_GW, |
fc08a52f | 139 | ZEBRA_ADVERTISE_SVI_MACIP, |
31310b25 | 140 | ZEBRA_ADVERTISE_SUBNET, |
d62a17ae | 141 | ZEBRA_ADVERTISE_ALL_VNI, |
50f74cf1 | 142 | ZEBRA_LOCAL_ES_ADD, |
143 | ZEBRA_LOCAL_ES_DEL, | |
d62a17ae | 144 | ZEBRA_VNI_ADD, |
145 | ZEBRA_VNI_DEL, | |
b7cfce93 MK |
146 | ZEBRA_L3VNI_ADD, |
147 | ZEBRA_L3VNI_DEL, | |
d62a17ae | 148 | ZEBRA_REMOTE_VTEP_ADD, |
149 | ZEBRA_REMOTE_VTEP_DEL, | |
150 | ZEBRA_MACIP_ADD, | |
151 | ZEBRA_MACIP_DEL, | |
31310b25 MK |
152 | ZEBRA_IP_PREFIX_ROUTE_ADD, |
153 | ZEBRA_IP_PREFIX_ROUTE_DEL, | |
d62a17ae | 154 | ZEBRA_REMOTE_MACIP_ADD, |
155 | ZEBRA_REMOTE_MACIP_DEL, | |
3950b52c | 156 | ZEBRA_DUPLICATE_ADDR_DETECTION, |
6833ae01 | 157 | ZEBRA_PW_ADD, |
158 | ZEBRA_PW_DELETE, | |
159 | ZEBRA_PW_SET, | |
160 | ZEBRA_PW_UNSET, | |
161 | ZEBRA_PW_STATUS_UPDATE, | |
e16abbb3 DS |
162 | ZEBRA_RULE_ADD, |
163 | ZEBRA_RULE_DELETE, | |
164 | ZEBRA_RULE_NOTIFY_OWNER, | |
75fb51c1 PG |
165 | ZEBRA_TABLE_MANAGER_CONNECT, |
166 | ZEBRA_GET_TABLE_CHUNK, | |
167 | ZEBRA_RELEASE_TABLE_CHUNK, | |
d59c13af PG |
168 | ZEBRA_IPSET_CREATE, |
169 | ZEBRA_IPSET_DESTROY, | |
170 | ZEBRA_IPSET_ENTRY_ADD, | |
171 | ZEBRA_IPSET_ENTRY_DELETE, | |
425bdd6b PG |
172 | ZEBRA_IPSET_NOTIFY_OWNER, |
173 | ZEBRA_IPSET_ENTRY_NOTIFY_OWNER, | |
7abd6c4f PG |
174 | ZEBRA_IPTABLE_ADD, |
175 | ZEBRA_IPTABLE_DELETE, | |
176 | ZEBRA_IPTABLE_NOTIFY_OWNER, | |
fbac9605 | 177 | ZEBRA_VXLAN_FLOOD_CONTROL, |
4ab3321f AK |
178 | ZEBRA_VXLAN_SG_ADD, |
179 | ZEBRA_VXLAN_SG_DEL, | |
ecbbc3a7 | 180 | ZEBRA_VXLAN_SG_REPLAY, |
46c2687c SK |
181 | ZEBRA_MLAG_PROCESS_UP, |
182 | ZEBRA_MLAG_PROCESS_DOWN, | |
36b5b98f SK |
183 | ZEBRA_MLAG_CLIENT_REGISTER, |
184 | ZEBRA_MLAG_CLIENT_UNREGISTER, | |
185 | ZEBRA_MLAG_FORWARD_MSG, | |
8613585e DS |
186 | } zebra_message_types_t; |
187 | ||
d62a17ae | 188 | struct redist_proto { |
d7c0a89a | 189 | uint8_t enabled; |
d62a17ae | 190 | struct list *instances; |
7c8ff89e DS |
191 | }; |
192 | ||
09924cff DS |
193 | struct zclient_capabilities { |
194 | uint32_t ecmp; | |
195 | bool mpls_enabled; | |
02c0866d | 196 | enum mlag_role role; |
09924cff DS |
197 | }; |
198 | ||
718e3744 | 199 | /* Structure for the zebra client. */ |
d62a17ae | 200 | struct zclient { |
201 | /* The thread master we schedule ourselves on */ | |
202 | struct thread_master *master; | |
203 | ||
342213ea DS |
204 | /* Priviledges to change socket values */ |
205 | struct zebra_privs_t *privs; | |
206 | ||
e1a1880d DS |
207 | /* Do we care about failure events for route install? */ |
208 | bool receive_notify; | |
209 | ||
d62a17ae | 210 | /* Socket to zebra daemon. */ |
211 | int sock; | |
212 | ||
d62a17ae | 213 | /* Connection failure count. */ |
214 | int fail; | |
215 | ||
216 | /* Input buffer for zebra message. */ | |
217 | struct stream *ibuf; | |
218 | ||
219 | /* Output buffer for zebra message. */ | |
220 | struct stream *obuf; | |
221 | ||
222 | /* Buffer of data waiting to be written to zebra. */ | |
223 | struct buffer *wb; | |
224 | ||
225 | /* Read and connect thread. */ | |
226 | struct thread *t_read; | |
227 | struct thread *t_connect; | |
228 | ||
229 | /* Thread to write buffered data to zebra. */ | |
230 | struct thread *t_write; | |
231 | ||
232 | /* Redistribute information. */ | |
d7c0a89a QY |
233 | uint8_t redist_default; /* clients protocol */ |
234 | unsigned short instance; | |
d62a17ae | 235 | struct redist_proto mi_redist[AFI_MAX][ZEBRA_ROUTE_MAX]; |
236 | vrf_bitmap_t redist[AFI_MAX][ZEBRA_ROUTE_MAX]; | |
237 | ||
238 | /* Redistribute defauilt. */ | |
49db7a7b | 239 | vrf_bitmap_t default_information[AFI_MAX]; |
d62a17ae | 240 | |
6c33ca97 QY |
241 | #define ZAPI_CALLBACK_ARGS \ |
242 | int cmd, struct zclient *zclient, uint16_t length, vrf_id_t vrf_id | |
243 | ||
d62a17ae | 244 | /* Pointer to the callback functions. */ |
245 | void (*zebra_connected)(struct zclient *); | |
09924cff | 246 | void (*zebra_capabilities)(struct zclient_capabilities *cap); |
6c33ca97 | 247 | int (*router_id_update)(ZAPI_CALLBACK_ARGS); |
6c33ca97 QY |
248 | int (*interface_address_add)(ZAPI_CALLBACK_ARGS); |
249 | int (*interface_address_delete)(ZAPI_CALLBACK_ARGS); | |
250 | int (*interface_link_params)(ZAPI_CALLBACK_ARGS); | |
251 | int (*interface_bfd_dest_update)(ZAPI_CALLBACK_ARGS); | |
252 | int (*interface_nbr_address_add)(ZAPI_CALLBACK_ARGS); | |
253 | int (*interface_nbr_address_delete)(ZAPI_CALLBACK_ARGS); | |
254 | int (*interface_vrf_update)(ZAPI_CALLBACK_ARGS); | |
255 | int (*nexthop_update)(ZAPI_CALLBACK_ARGS); | |
256 | int (*import_check_update)(ZAPI_CALLBACK_ARGS); | |
257 | int (*bfd_dest_replay)(ZAPI_CALLBACK_ARGS); | |
258 | int (*redistribute_route_add)(ZAPI_CALLBACK_ARGS); | |
259 | int (*redistribute_route_del)(ZAPI_CALLBACK_ARGS); | |
d62a17ae | 260 | int (*fec_update)(int, struct zclient *, uint16_t); |
6c33ca97 QY |
261 | int (*local_es_add)(ZAPI_CALLBACK_ARGS); |
262 | int (*local_es_del)(ZAPI_CALLBACK_ARGS); | |
263 | int (*local_vni_add)(ZAPI_CALLBACK_ARGS); | |
264 | int (*local_vni_del)(ZAPI_CALLBACK_ARGS); | |
265 | int (*local_l3vni_add)(ZAPI_CALLBACK_ARGS); | |
266 | int (*local_l3vni_del)(ZAPI_CALLBACK_ARGS); | |
267 | void (*local_ip_prefix_add)(ZAPI_CALLBACK_ARGS); | |
268 | void (*local_ip_prefix_del)(ZAPI_CALLBACK_ARGS); | |
269 | int (*local_macip_add)(ZAPI_CALLBACK_ARGS); | |
270 | int (*local_macip_del)(ZAPI_CALLBACK_ARGS); | |
271 | int (*pw_status_update)(ZAPI_CALLBACK_ARGS); | |
272 | int (*route_notify_owner)(ZAPI_CALLBACK_ARGS); | |
273 | int (*rule_notify_owner)(ZAPI_CALLBACK_ARGS); | |
274 | void (*label_chunk)(ZAPI_CALLBACK_ARGS); | |
275 | int (*ipset_notify_owner)(ZAPI_CALLBACK_ARGS); | |
276 | int (*ipset_entry_notify_owner)(ZAPI_CALLBACK_ARGS); | |
277 | int (*iptable_notify_owner)(ZAPI_CALLBACK_ARGS); | |
278 | int (*vxlan_sg_add)(ZAPI_CALLBACK_ARGS); | |
279 | int (*vxlan_sg_del)(ZAPI_CALLBACK_ARGS); | |
46c2687c SK |
280 | int (*mlag_process_up)(void); |
281 | int (*mlag_process_down)(void); | |
282 | int (*mlag_handle_msg)(struct stream *msg, int len); | |
718e3744 | 283 | }; |
284 | ||
285 | /* Zebra API message flag. */ | |
286 | #define ZAPI_MESSAGE_NEXTHOP 0x01 | |
74489921 RW |
287 | #define ZAPI_MESSAGE_DISTANCE 0x02 |
288 | #define ZAPI_MESSAGE_METRIC 0x04 | |
289 | #define ZAPI_MESSAGE_TAG 0x08 | |
290 | #define ZAPI_MESSAGE_MTU 0x10 | |
291 | #define ZAPI_MESSAGE_SRCPFX 0x20 | |
ba1849ef DS |
292 | /* |
293 | * This should only be used by a DAEMON that needs to communicate | |
294 | * the table being used is not in the VRF. You must pass the | |
295 | * default vrf, else this will be ignored. | |
296 | */ | |
297 | #define ZAPI_MESSAGE_TABLEID 0x80 | |
718e3744 | 298 | |
04772760 | 299 | #define ZSERV_VERSION 6 |
c1b9800a | 300 | /* Zserv protocol message header */ |
124ead27 | 301 | struct zmsghdr { |
d62a17ae | 302 | uint16_t length; |
5530922e | 303 | /* Always set to 255 in new zserv */ |
124ead27 | 304 | uint8_t marker; |
d62a17ae | 305 | uint8_t version; |
d62a17ae | 306 | vrf_id_t vrf_id; |
307 | uint16_t command; | |
6e8e0925 DS |
308 | } __attribute__((packed)); |
309 | #define ZAPI_HEADER_CMD_LOCATION offsetof(struct zmsghdr, command) | |
c1b9800a | 310 | |
bb1b9c47 RW |
311 | struct zapi_nexthop { |
312 | enum nexthop_types_t type; | |
4a7371e9 | 313 | vrf_id_t vrf_id; |
bb1b9c47 | 314 | ifindex_t ifindex; |
68a02e06 | 315 | uint8_t flags; |
09a484dd DL |
316 | union { |
317 | union g_addr gate; | |
318 | enum blackhole_type bh_type; | |
319 | }; | |
52dd3aa4 RW |
320 | |
321 | /* MPLS labels for BGP-LU or Segment Routing */ | |
322 | uint8_t label_num; | |
323 | mpls_label_t labels[MPLS_MAX_LABELS]; | |
a317a9b9 | 324 | |
325 | struct ethaddr rmac; | |
bb1b9c47 RW |
326 | }; |
327 | ||
68a02e06 MS |
328 | /* |
329 | * ZAPI nexthop flags values | |
330 | */ | |
331 | #define ZAPI_NEXTHOP_FLAG_ONLINK 0x01 | |
332 | #define ZAPI_NEXTHOP_FLAG_LABEL 0x02 | |
333 | ||
832d0f56 DS |
334 | /* |
335 | * Some of these data structures do not map easily to | |
336 | * a actual data structure size giving different compilers | |
337 | * and systems. For those data structures we need | |
338 | * to use the smallest available stream_getX/putX functions | |
339 | * to encode/decode. | |
340 | */ | |
d62a17ae | 341 | struct zapi_route { |
d7c0a89a QY |
342 | uint8_t type; |
343 | unsigned short instance; | |
657cde12 | 344 | |
d7c0a89a | 345 | uint32_t flags; |
da01a37a DS |
346 | /* |
347 | * Cause Zebra to consider this routes nexthops recursively | |
348 | */ | |
349 | #define ZEBRA_FLAG_ALLOW_RECURSION 0x01 | |
350 | /* | |
351 | * This is a route that is read in on startup that was left around | |
352 | * from a previous run of FRR | |
353 | */ | |
354 | #define ZEBRA_FLAG_SELFROUTE 0x02 | |
355 | /* | |
356 | * This flag is used to tell Zebra that the BGP route being passed | |
357 | * down is a IBGP route | |
358 | */ | |
359 | #define ZEBRA_FLAG_IBGP 0x04 | |
360 | /* | |
361 | * This is a route that has been selected for FIB installation. | |
362 | * This flag is set in zebra and can be passed up to routing daemons | |
363 | */ | |
364 | #define ZEBRA_FLAG_SELECTED 0x08 | |
365 | /* | |
366 | * This is a route that we are telling Zebra that this route *must* | |
367 | * win and will be installed even over ZEBRA_FLAG_SELECTED | |
368 | */ | |
369 | #define ZEBRA_FLAG_FIB_OVERRIDE 0x10 | |
370 | /* | |
371 | * This flag tells Zebra that the route is a EVPN route and should | |
372 | * be treated specially | |
373 | */ | |
374 | #define ZEBRA_FLAG_EVPN_ROUTE 0x20 | |
375 | /* | |
376 | * This flag tells Zebra that it should treat the distance passed | |
377 | * down as an additional discriminator for route selection of the | |
378 | * route entry. This mainly is used for backup static routes. | |
379 | */ | |
380 | #define ZEBRA_FLAG_RR_USE_DISTANCE 0x40 | |
657cde12 | 381 | |
d7c0a89a | 382 | uint8_t message; |
657cde12 | 383 | |
832d0f56 DS |
384 | /* |
385 | * This is an enum but we are going to treat it as a uint8_t | |
386 | * for purpose of encoding/decoding | |
387 | */ | |
d62a17ae | 388 | safi_t safi; |
657cde12 | 389 | |
bb1b9c47 RW |
390 | struct prefix prefix; |
391 | struct prefix_ipv6 src_prefix; | |
392 | ||
d7c0a89a | 393 | uint16_t nexthop_num; |
bb1b9c47 | 394 | struct zapi_nexthop nexthops[MULTIPATH_NUM]; |
657cde12 | 395 | |
d7c0a89a | 396 | uint8_t distance; |
657cde12 | 397 | |
d7c0a89a | 398 | uint32_t metric; |
657cde12 | 399 | |
d62a17ae | 400 | route_tag_t tag; |
657cde12 | 401 | |
d7c0a89a | 402 | uint32_t mtu; |
657cde12 | 403 | |
d62a17ae | 404 | vrf_id_t vrf_id; |
2dbad57f | 405 | |
ba1849ef | 406 | uint32_t tableid; |
657cde12 DS |
407 | }; |
408 | ||
ea6b290b RW |
409 | struct zapi_nexthop_label { |
410 | enum nexthop_types_t type; | |
411 | int family; | |
412 | union g_addr address; | |
413 | ifindex_t ifindex; | |
414 | mpls_label_t label; | |
415 | }; | |
416 | ||
bad6b0e7 | 417 | struct zapi_labels { |
b3c49d0e RW |
418 | uint8_t message; |
419 | #define ZAPI_LABELS_FTN 0x01 | |
bad6b0e7 | 420 | enum lsp_types_t type; |
bad6b0e7 | 421 | mpls_label_t local_label; |
b3c49d0e RW |
422 | struct { |
423 | struct prefix prefix; | |
424 | uint8_t type; | |
425 | unsigned short instance; | |
426 | } route; | |
ea6b290b RW |
427 | uint16_t nexthop_num; |
428 | struct zapi_nexthop_label nexthops[MULTIPATH_NUM]; | |
bad6b0e7 RW |
429 | }; |
430 | ||
6833ae01 | 431 | struct zapi_pw { |
432 | char ifname[IF_NAMESIZE]; | |
433 | ifindex_t ifindex; | |
434 | int type; | |
435 | int af; | |
436 | union g_addr nexthop; | |
437 | uint32_t local_label; | |
438 | uint32_t remote_label; | |
439 | uint8_t flags; | |
440 | union pw_protocol_fields data; | |
441 | uint8_t protocol; | |
442 | }; | |
443 | ||
444 | struct zapi_pw_status { | |
445 | char ifname[IF_NAMESIZE]; | |
446 | ifindex_t ifindex; | |
447 | uint32_t status; | |
448 | }; | |
449 | ||
7ea7b86e DS |
450 | enum zapi_route_notify_owner { |
451 | ZAPI_ROUTE_FAIL_INSTALL, | |
452 | ZAPI_ROUTE_BETTER_ADMIN_WON, | |
453 | ZAPI_ROUTE_INSTALLED, | |
5e54c602 DS |
454 | ZAPI_ROUTE_REMOVED, |
455 | ZAPI_ROUTE_REMOVE_FAIL, | |
7ea7b86e DS |
456 | }; |
457 | ||
0031a6bb PG |
458 | enum zapi_rule_notify_owner { |
459 | ZAPI_RULE_FAIL_INSTALL, | |
460 | ZAPI_RULE_INSTALLED, | |
461 | ZAPI_RULE_REMOVED, | |
34d9d5be | 462 | ZAPI_RULE_FAIL_REMOVE, |
0031a6bb PG |
463 | }; |
464 | ||
7661461a PG |
465 | enum ipset_type { |
466 | IPSET_NET_NET = 1, | |
467 | IPSET_NET_PORT_NET, | |
468 | IPSET_NET_PORT, | |
469 | IPSET_NET | |
470 | }; | |
471 | ||
425bdd6b PG |
472 | enum zapi_ipset_notify_owner { |
473 | ZAPI_IPSET_FAIL_INSTALL, | |
474 | ZAPI_IPSET_INSTALLED, | |
475 | ZAPI_IPSET_REMOVED, | |
34d9d5be | 476 | ZAPI_IPSET_FAIL_REMOVE, |
425bdd6b PG |
477 | }; |
478 | ||
479 | enum zapi_ipset_entry_notify_owner { | |
480 | ZAPI_IPSET_ENTRY_FAIL_INSTALL, | |
481 | ZAPI_IPSET_ENTRY_INSTALLED, | |
482 | ZAPI_IPSET_ENTRY_REMOVED, | |
34d9d5be | 483 | ZAPI_IPSET_ENTRY_FAIL_REMOVE, |
425bdd6b PG |
484 | }; |
485 | ||
7abd6c4f PG |
486 | enum zapi_iptable_notify_owner { |
487 | ZAPI_IPTABLE_FAIL_INSTALL, | |
488 | ZAPI_IPTABLE_INSTALLED, | |
489 | ZAPI_IPTABLE_REMOVED, | |
34d9d5be | 490 | ZAPI_IPTABLE_FAIL_REMOVE, |
7abd6c4f PG |
491 | }; |
492 | ||
1a98c087 | 493 | /* Zebra MAC types */ |
ead40654 MK |
494 | #define ZEBRA_MACIP_TYPE_STICKY 0x01 /* Sticky MAC*/ |
495 | #define ZEBRA_MACIP_TYPE_GW 0x02 /* gateway (SVI) mac*/ | |
68e33151 CS |
496 | #define ZEBRA_MACIP_TYPE_ROUTER_FLAG 0x04 /* Router Flag - proxy NA */ |
497 | #define ZEBRA_MACIP_TYPE_OVERRIDE_FLAG 0x08 /* Override Flag */ | |
0ca10580 | 498 | #define ZEBRA_MACIP_TYPE_SVI_IP 0x10 /* SVI MAC-IP */ |
1a98c087 | 499 | |
2c476b72 AK |
500 | enum zebra_neigh_state { ZEBRA_NEIGH_INACTIVE = 0, ZEBRA_NEIGH_ACTIVE = 1 }; |
501 | ||
e1a1880d DS |
502 | struct zclient_options { |
503 | bool receive_notify; | |
504 | }; | |
505 | ||
e1a1880d DS |
506 | extern struct zclient_options zclient_options_default; |
507 | ||
26f63a1e DS |
508 | extern struct zclient *zclient_new(struct thread_master *m, |
509 | struct zclient_options *opt); | |
e1a1880d | 510 | |
d7c0a89a | 511 | extern void zclient_init(struct zclient *, int, unsigned short, |
996c9314 | 512 | struct zebra_privs_t *privs); |
d62a17ae | 513 | extern int zclient_start(struct zclient *); |
514 | extern void zclient_stop(struct zclient *); | |
515 | extern void zclient_reset(struct zclient *); | |
516 | extern void zclient_free(struct zclient *); | |
634f9ea2 | 517 | |
d62a17ae | 518 | extern int zclient_socket_connect(struct zclient *); |
718e3744 | 519 | |
d7c0a89a QY |
520 | extern unsigned short *redist_check_instance(struct redist_proto *, |
521 | unsigned short); | |
522 | extern void redist_add_instance(struct redist_proto *, unsigned short); | |
523 | extern void redist_del_instance(struct redist_proto *, unsigned short); | |
7c8ff89e | 524 | |
c83c5e44 DS |
525 | /* |
526 | * Send to zebra that the specified vrf is using label to resolve | |
527 | * itself for L3VPN's. Repeated calls of this function with | |
528 | * different labels will cause an effective update of the | |
42567e00 | 529 | * label for lookup. If you pass in MPLS_LABEL_NONE |
c83c5e44 DS |
530 | * we will cause a delete action and remove this label pop |
531 | * operation. | |
7d061b3c DS |
532 | * |
533 | * The underlying AF_MPLS doesn't care about afi's | |
534 | * but we can make the zebra_vrf keep track of what | |
535 | * we have installed and play some special games | |
536 | * to get them both installed. | |
c83c5e44 DS |
537 | */ |
538 | extern void zclient_send_vrf_label(struct zclient *zclient, vrf_id_t vrf_id, | |
7d061b3c DS |
539 | afi_t afi, mpls_label_t label, |
540 | enum lsp_types_t ltype); | |
c83c5e44 | 541 | |
d62a17ae | 542 | extern void zclient_send_reg_requests(struct zclient *, vrf_id_t); |
543 | extern void zclient_send_dereg_requests(struct zclient *, vrf_id_t); | |
7076bb2f | 544 | |
d62a17ae | 545 | extern void zclient_send_interface_radv_req(struct zclient *zclient, |
546 | vrf_id_t vrf_id, | |
547 | struct interface *ifp, int enable, | |
548 | int ra_interval); | |
c3bd894e QY |
549 | extern int zclient_send_interface_protodown(struct zclient *zclient, |
550 | vrf_id_t vrf_id, | |
551 | struct interface *ifp, bool down); | |
4a04e5f7 | 552 | |
634f9ea2 | 553 | /* Send redistribute command to zebra daemon. Do not update zclient state. */ |
d62a17ae | 554 | extern int zebra_redistribute_send(int command, struct zclient *, afi_t, |
d7c0a89a QY |
555 | int type, unsigned short instance, |
556 | vrf_id_t vrf_id); | |
634f9ea2 | 557 | |
49db7a7b RW |
558 | extern int zebra_redistribute_default_send(int command, struct zclient *zclient, |
559 | afi_t afi, vrf_id_t vrf_id); | |
560 | ||
634f9ea2 | 561 | /* If state has changed, update state and call zebra_redistribute_send. */ |
d62a17ae | 562 | extern void zclient_redistribute(int command, struct zclient *, afi_t, int type, |
d7c0a89a | 563 | unsigned short instance, vrf_id_t vrf_id); |
634f9ea2 | 564 | |
565 | /* If state has changed, update state and send the command to zebra. */ | |
d62a17ae | 566 | extern void zclient_redistribute_default(int command, struct zclient *, |
49db7a7b | 567 | afi_t, vrf_id_t vrf_id); |
718e3744 | 568 | |
634f9ea2 | 569 | /* Send the message in zclient->obuf to the zebra daemon (or enqueue it). |
570 | Returns 0 for success or -1 on an I/O error. */ | |
571 | extern int zclient_send_message(struct zclient *); | |
718e3744 | 572 | |
d211086a | 573 | /* create header for command, length to be filled in by user later */ |
d62a17ae | 574 | extern void zclient_create_header(struct stream *, uint16_t, vrf_id_t); |
124ead27 QY |
575 | /* |
576 | * Read sizeof(struct zmsghdr) bytes from the provided socket and parse the | |
577 | * received data into the specified fields. If this is successful, read the | |
578 | * rest of the packet into the provided stream. | |
579 | * | |
580 | * s | |
581 | * The stream to read into | |
582 | * | |
583 | * sock | |
584 | * The socket to read from | |
585 | * | |
586 | * size | |
587 | * Parsed message size will be placed in the pointed-at integer | |
588 | * | |
589 | * marker | |
590 | * Parsed marker will be placed in the pointed-at byte | |
591 | * | |
592 | * version | |
593 | * Parsed version will be placed in the pointed-at byte | |
594 | * | |
595 | * vrf_id | |
596 | * Parsed VRF ID will be placed in the pointed-at vrf_id_t | |
597 | * | |
598 | * cmd | |
599 | * Parsed command number will be placed in the pointed-at integer | |
600 | * | |
601 | * Returns: | |
602 | * -1 if: | |
603 | * - insufficient data for header was read | |
604 | * - a version mismatch was detected | |
605 | * - a marker mismatch was detected | |
606 | * - header size field specified more data than could be read | |
607 | */ | |
d7c0a89a QY |
608 | extern int zclient_read_header(struct stream *s, int sock, uint16_t *size, |
609 | uint8_t *marker, uint8_t *version, | |
610 | vrf_id_t *vrf_id, uint16_t *cmd); | |
124ead27 QY |
611 | /* |
612 | * Parse header from ZAPI message stream into struct zmsghdr. | |
613 | * This function assumes the stream getp points at the first byte of the header. | |
614 | * If the function is successful then the stream getp will point to the byte | |
615 | * immediately after the last byte of the header. | |
616 | * | |
617 | * zmsg | |
618 | * The stream containing the header | |
619 | * | |
620 | * hdr | |
621 | * The header struct to parse into. | |
622 | * | |
623 | * Returns: | |
624 | * true if parsing succeeded, false otherwise | |
625 | */ | |
626 | extern bool zapi_parse_header(struct stream *zmsg, struct zmsghdr *hdr); | |
d62a17ae | 627 | |
e0ae31b8 DS |
628 | extern void zclient_interface_set_master(struct zclient *client, |
629 | struct interface *master, | |
630 | struct interface *slave); | |
d62a17ae | 631 | extern struct interface *zebra_interface_state_read(struct stream *s, vrf_id_t); |
632 | extern struct connected *zebra_interface_address_read(int, struct stream *, | |
633 | vrf_id_t); | |
634 | extern struct nbr_connected * | |
635 | zebra_interface_nbr_address_read(int, struct stream *, vrf_id_t); | |
636 | extern struct interface *zebra_interface_vrf_update_read(struct stream *s, | |
637 | vrf_id_t vrf_id, | |
638 | vrf_id_t *new_vrf_id); | |
d62a17ae | 639 | extern void zebra_router_id_update_read(struct stream *s, struct prefix *rid); |
0cb76b9d | 640 | |
edc12762 RW |
641 | extern struct interface *zebra_interface_link_params_read(struct stream *s, |
642 | vrf_id_t vrf_id); | |
d62a17ae | 643 | extern size_t zebra_interface_link_params_write(struct stream *, |
644 | struct interface *); | |
0e3b6a92 EDP |
645 | extern int zclient_send_get_label_chunk(struct zclient *zclient, uint8_t keep, |
646 | uint32_t chunk_size, uint32_t base); | |
955bfd98 | 647 | |
f533be73 | 648 | extern int lm_label_manager_connect(struct zclient *zclient, int async); |
d7c0a89a | 649 | extern int lm_get_label_chunk(struct zclient *zclient, uint8_t keep, |
0e3b6a92 EDP |
650 | uint32_t base, uint32_t chunk_size, |
651 | uint32_t *start, uint32_t *end); | |
d62a17ae | 652 | extern int lm_release_label_chunk(struct zclient *zclient, uint32_t start, |
653 | uint32_t end); | |
75fb51c1 PG |
654 | extern int tm_table_manager_connect(struct zclient *zclient); |
655 | extern int tm_get_table_chunk(struct zclient *zclient, uint32_t chunk_size, | |
656 | uint32_t *start, uint32_t *end); | |
657 | extern int tm_release_table_chunk(struct zclient *zclient, uint32_t start, | |
658 | uint32_t end); | |
659 | ||
bad6b0e7 RW |
660 | extern int zebra_send_mpls_labels(struct zclient *zclient, int cmd, |
661 | struct zapi_labels *zl); | |
662 | extern int zapi_labels_encode(struct stream *s, int cmd, | |
663 | struct zapi_labels *zl); | |
664 | extern int zapi_labels_decode(struct stream *s, struct zapi_labels *zl); | |
665 | ||
6833ae01 | 666 | extern int zebra_send_pw(struct zclient *zclient, int command, |
667 | struct zapi_pw *pw); | |
121f9dee | 668 | extern void zebra_read_pw_status_update(ZAPI_CALLBACK_ARGS, struct zapi_pw_status *pw); |
6833ae01 | 669 | |
d7c0a89a | 670 | extern int zclient_route_send(uint8_t, struct zclient *, struct zapi_route *); |
3c192540 DS |
671 | extern int zclient_send_rnh(struct zclient *zclient, int command, |
672 | struct prefix *p, bool exact_match, | |
673 | vrf_id_t vrf_id); | |
68a02e06 MS |
674 | int zapi_nexthop_encode(struct stream *s, const struct zapi_nexthop *api_nh, |
675 | uint32_t api_flags); | |
d7c0a89a | 676 | extern int zapi_route_encode(uint8_t, struct stream *, struct zapi_route *); |
0e51b4a3 | 677 | extern int zapi_route_decode(struct stream *, struct zapi_route *); |
7ea7b86e | 678 | bool zapi_route_notify_decode(struct stream *s, struct prefix *p, |
28610f7e | 679 | uint32_t *tableid, |
7ea7b86e | 680 | enum zapi_route_notify_owner *note); |
b6c5d343 DS |
681 | bool zapi_rule_notify_decode(struct stream *s, uint32_t *seqno, |
682 | uint32_t *priority, uint32_t *unique, | |
683 | ifindex_t *ifindex, | |
684 | enum zapi_rule_notify_owner *note); | |
425bdd6b PG |
685 | bool zapi_ipset_notify_decode(struct stream *s, |
686 | uint32_t *unique, | |
687 | enum zapi_ipset_notify_owner *note); | |
688 | ||
689 | #define ZEBRA_IPSET_NAME_SIZE 32 | |
690 | ||
691 | bool zapi_ipset_entry_notify_decode(struct stream *s, | |
692 | uint32_t *unique, | |
693 | char *ipset_name, | |
694 | enum zapi_ipset_entry_notify_owner *note); | |
c16a0a62 PG |
695 | bool zapi_iptable_notify_decode(struct stream *s, |
696 | uint32_t *unique, | |
697 | enum zapi_iptable_notify_owner *note); | |
425bdd6b | 698 | |
4a749e2c | 699 | extern struct nexthop *nexthop_from_zapi_nexthop(struct zapi_nexthop *znh); |
68a02e06 MS |
700 | int zapi_nexthop_from_nexthop(struct zapi_nexthop *znh, |
701 | const struct nexthop *nh); | |
4a749e2c DS |
702 | extern bool zapi_nexthop_update_decode(struct stream *s, |
703 | struct zapi_route *nhr); | |
718e3744 | 704 | |
09a484dd | 705 | static inline void zapi_route_set_blackhole(struct zapi_route *api, |
60466a63 | 706 | enum blackhole_type bh_type) |
09a484dd DL |
707 | { |
708 | api->nexthop_num = 1; | |
709 | api->nexthops[0].type = NEXTHOP_TYPE_BLACKHOLE; | |
4a7371e9 | 710 | api->nexthops[0].vrf_id = VRF_DEFAULT; |
09a484dd DL |
711 | api->nexthops[0].bh_type = bh_type; |
712 | SET_FLAG(api->message, ZAPI_MESSAGE_NEXTHOP); | |
713 | }; | |
714 | ||
36b5b98f SK |
715 | extern void zclient_send_mlag_register(struct zclient *client, |
716 | uint32_t bit_map); | |
717 | extern void zclient_send_mlag_deregister(struct zclient *client); | |
718 | ||
719 | extern void zclient_send_mlag_data(struct zclient *client, | |
720 | struct stream *client_s); | |
09a484dd | 721 | |
718e3744 | 722 | #endif /* _ZEBRA_ZCLIENT_H */ |