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Commit | Line | Data |
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dabecd7c MR |
1 | /* |
2 | * BGP RPKI | |
3 | * Copyright (C) 2013 Michael Mester (m.mester@fu-berlin.de), for FU Berlin | |
996c9314 LB |
4 | * Copyright (C) 2014-2017 Andreas Reuter (andreas.reuter@fu-berlin.de), for FU |
5 | * Berlin | |
6 | * Copyright (C) 2016-2017 Colin Sames (colin.sames@haw-hamburg.de), for HAW | |
7 | * Hamburg | |
e4234602 MR |
8 | * Copyright (C) 2017-2018 Marcel Röthke (marcel.roethke@haw-hamburg.de), |
9 | * for HAW Hamburg | |
dabecd7c MR |
10 | * |
11 | * This file is part of FRRouting. | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or modify it | |
14 | * under the terms of the GNU General Public License as published by the Free | |
15 | * Software Foundation; either version 2 of the License, or (at your option) | |
16 | * any later version. | |
17 | * | |
18 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
19 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
20 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
21 | * more details. | |
22 | * | |
23 | * You should have received a copy of the GNU General Public License along | |
24 | * with this program; see the file COPYING; if not, write to the Free Software | |
25 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
26 | */ | |
27 | ||
45c0beda AK |
28 | /* If rtrlib compiled with ssh support, don`t fail build */ |
29 | #define LIBSSH_LEGACY_0_4 | |
30 | ||
dabecd7c MR |
31 | #include <zebra.h> |
32 | #include <pthread.h> | |
33 | #include <time.h> | |
34 | #include <stdbool.h> | |
35 | #include <stdlib.h> | |
36 | #include "prefix.h" | |
37 | #include "log.h" | |
38 | #include "command.h" | |
39 | #include "linklist.h" | |
40 | #include "memory.h" | |
41 | #include "thread.h" | |
42 | #include "filter.h" | |
43 | #include "bgpd/bgpd.h" | |
44 | #include "bgpd/bgp_table.h" | |
45 | #include "bgp_advertise.h" | |
46 | #include "bgpd/bgp_debug.h" | |
47 | #include "bgpd/bgp_attr.h" | |
48 | #include "bgpd/bgp_aspath.h" | |
49 | #include "bgpd/bgp_route.h" | |
fdeb5a81 | 50 | #include "bgpd/bgp_rpki.h" |
0d951156 | 51 | #include "northbound_cli.h" |
fdeb5a81 | 52 | |
4ce82676 | 53 | #include "lib/network.h" |
1dacdd8b | 54 | #include "lib/thread.h" |
74dc19a2 | 55 | #ifndef VTYSH_EXTRACT_PL |
dabecd7c | 56 | #include "rtrlib/rtrlib.h" |
74dc19a2 | 57 | #endif |
dabecd7c MR |
58 | #include "hook.h" |
59 | #include "libfrr.h" | |
09781197 | 60 | #include "lib/version.h" |
dabecd7c | 61 | |
2e4c2296 RW |
62 | #ifndef VTYSH_EXTRACT_PL |
63 | #include "bgpd/bgp_rpki_clippy.c" | |
64 | #endif | |
dabecd7c | 65 | |
bf8d3d6a DL |
66 | DEFINE_MTYPE_STATIC(BGPD, BGP_RPKI_CACHE, "BGP RPKI Cache server"); |
67 | DEFINE_MTYPE_STATIC(BGPD, BGP_RPKI_CACHE_GROUP, "BGP RPKI Cache server group"); | |
94ff78a7 | 68 | DEFINE_MTYPE_STATIC(BGPD, BGP_RPKI_RTRLIB, "BGP RPKI RTRLib"); |
dabecd7c | 69 | |
dabecd7c MR |
70 | #define POLLING_PERIOD_DEFAULT 3600 |
71 | #define EXPIRE_INTERVAL_DEFAULT 7200 | |
72 | #define RETRY_INTERVAL_DEFAULT 600 | |
1b2095d1 | 73 | #define BGP_RPKI_CACHE_SERVER_SYNC_RETRY_TIMEOUT 3 |
dabecd7c | 74 | |
d67485c6 DA |
75 | static struct thread *t_rpki_sync; |
76 | ||
dabecd7c MR |
77 | #define RPKI_DEBUG(...) \ |
78 | if (rpki_debug) { \ | |
79 | zlog_debug("RPKI: " __VA_ARGS__); \ | |
80 | } | |
81 | ||
82 | #define RPKI_OUTPUT_STRING "Control rpki specific settings\n" | |
83 | ||
84 | struct cache { | |
996c9314 LB |
85 | enum { TCP, SSH } type; |
86 | struct tr_socket *tr_socket; | |
87 | union { | |
dabecd7c MR |
88 | struct tr_tcp_config *tcp_config; |
89 | struct tr_ssh_config *ssh_config; | |
996c9314 LB |
90 | } tr_config; |
91 | struct rtr_socket *rtr_socket; | |
92 | uint8_t preference; | |
dabecd7c MR |
93 | }; |
94 | ||
95 | enum return_values { SUCCESS = 0, ERROR = -1 }; | |
96 | ||
97 | struct rpki_for_each_record_arg { | |
98 | struct vty *vty; | |
99 | unsigned int *prefix_amount; | |
02334bb2 | 100 | as_t as; |
dabecd7c MR |
101 | }; |
102 | ||
103 | static int start(void); | |
104 | static void stop(void); | |
105 | static int reset(bool force); | |
106 | static struct rtr_mgr_group *get_connected_group(void); | |
107 | static void print_prefix_table(struct vty *vty); | |
108 | static void install_cli_commands(void); | |
109 | static int config_write(struct vty *vty); | |
791ded4a | 110 | static int config_on_exit(struct vty *vty); |
dabecd7c MR |
111 | static void free_cache(struct cache *cache); |
112 | static struct rtr_mgr_group *get_groups(void); | |
113 | #if defined(FOUND_SSH) | |
996c9314 LB |
114 | static int add_ssh_cache(const char *host, const unsigned int port, |
115 | const char *username, const char *client_privkey_path, | |
dabecd7c MR |
116 | const char *client_pubkey_path, |
117 | const char *server_pubkey_path, | |
7253a7bc | 118 | const uint8_t preference, const char *bindaddr); |
dabecd7c MR |
119 | #endif |
120 | static struct rtr_socket *create_rtr_socket(struct tr_socket *tr_socket); | |
121 | static struct cache *find_cache(const uint8_t preference); | |
996c9314 | 122 | static int add_tcp_cache(const char *host, const char *port, |
7253a7bc | 123 | const uint8_t preference, const char *bindaddr); |
5d799192 | 124 | static void print_record(const struct pfx_record *record, struct vty *vty); |
d67485c6 | 125 | static bool is_synchronized(void); |
0e3d96bf DA |
126 | static bool is_running(void); |
127 | static bool is_stopping(void); | |
dabecd7c | 128 | static void route_match_free(void *rule); |
b68885f9 LK |
129 | static enum route_map_cmd_result_t route_match(void *rule, |
130 | const struct prefix *prefix, | |
1782514f | 131 | |
b68885f9 | 132 | void *object); |
dabecd7c | 133 | static void *route_match_compile(const char *arg); |
9bcb3eef | 134 | static void revalidate_bgp_node(struct bgp_dest *dest, afi_t afi, safi_t safi); |
4ce82676 | 135 | static void revalidate_all_routes(void); |
dabecd7c MR |
136 | |
137 | static struct rtr_mgr_config *rtr_config; | |
138 | static struct list *cache_list; | |
0e3d96bf DA |
139 | static bool rtr_is_running; |
140 | static bool rtr_is_stopping; | |
d67485c6 | 141 | static bool rtr_is_synced; |
4ce82676 | 142 | static _Atomic int rtr_update_overflow; |
0e3d96bf | 143 | static bool rpki_debug; |
dabecd7c MR |
144 | static unsigned int polling_period; |
145 | static unsigned int expire_interval; | |
146 | static unsigned int retry_interval; | |
1dacdd8b MR |
147 | static int rpki_sync_socket_rtr; |
148 | static int rpki_sync_socket_bgpd; | |
dabecd7c | 149 | |
62b346ee | 150 | static struct cmd_node rpki_node = { |
f4b8291f | 151 | .name = "rpki", |
62b346ee | 152 | .node = RPKI_NODE, |
24389580 | 153 | .parent_node = CONFIG_NODE, |
62b346ee | 154 | .prompt = "%s(config-rpki)# ", |
612c2c15 | 155 | .config_write = config_write, |
791ded4a | 156 | .node_exit = config_on_exit, |
62b346ee | 157 | }; |
364deb04 | 158 | static const struct route_map_rule_cmd route_match_rpki_cmd = { |
996c9314 | 159 | "rpki", route_match, route_match_compile, route_match_free}; |
dabecd7c MR |
160 | |
161 | static void *malloc_wrapper(size_t size) | |
162 | { | |
94ff78a7 | 163 | return XMALLOC(MTYPE_BGP_RPKI_RTRLIB, size); |
dabecd7c MR |
164 | } |
165 | ||
166 | static void *realloc_wrapper(void *ptr, size_t size) | |
167 | { | |
94ff78a7 | 168 | return XREALLOC(MTYPE_BGP_RPKI_RTRLIB, ptr, size); |
dabecd7c MR |
169 | } |
170 | ||
171 | static void free_wrapper(void *ptr) | |
172 | { | |
94ff78a7 | 173 | XFREE(MTYPE_BGP_RPKI_RTRLIB, ptr); |
dabecd7c MR |
174 | } |
175 | ||
92110aab MR |
176 | static void init_tr_socket(struct cache *cache) |
177 | { | |
178 | if (cache->type == TCP) | |
179 | tr_tcp_init(cache->tr_config.tcp_config, | |
180 | cache->tr_socket); | |
181 | #if defined(FOUND_SSH) | |
182 | else | |
183 | tr_ssh_init(cache->tr_config.ssh_config, | |
184 | cache->tr_socket); | |
185 | #endif | |
186 | } | |
187 | ||
188 | static void free_tr_socket(struct cache *cache) | |
189 | { | |
190 | if (cache->type == TCP) | |
191 | tr_tcp_init(cache->tr_config.tcp_config, | |
192 | cache->tr_socket); | |
193 | #if defined(FOUND_SSH) | |
194 | else | |
195 | tr_ssh_init(cache->tr_config.ssh_config, | |
196 | cache->tr_socket); | |
197 | #endif | |
198 | } | |
199 | ||
dabecd7c | 200 | static int rpki_validate_prefix(struct peer *peer, struct attr *attr, |
898c4e66 | 201 | const struct prefix *prefix); |
dabecd7c | 202 | |
1dacdd8b MR |
203 | static void ipv6_addr_to_network_byte_order(const uint32_t *src, uint32_t *dest) |
204 | { | |
205 | int i; | |
206 | ||
207 | for (i = 0; i < 4; i++) | |
208 | dest[i] = htonl(src[i]); | |
209 | } | |
210 | ||
e4234602 MR |
211 | static void ipv6_addr_to_host_byte_order(const uint32_t *src, uint32_t *dest) |
212 | { | |
213 | int i; | |
214 | ||
215 | for (i = 0; i < 4; i++) | |
216 | dest[i] = ntohl(src[i]); | |
217 | } | |
218 | ||
b68885f9 LK |
219 | static enum route_map_cmd_result_t route_match(void *rule, |
220 | const struct prefix *prefix, | |
b68885f9 | 221 | void *object) |
dabecd7c MR |
222 | { |
223 | int *rpki_status = rule; | |
9b6d8fcf | 224 | struct bgp_path_info *path; |
dabecd7c | 225 | |
1782514f | 226 | path = object; |
dabecd7c | 227 | |
1782514f DS |
228 | if (rpki_validate_prefix(path->peer, path->attr, prefix) |
229 | == *rpki_status) { | |
230 | return RMAP_MATCH; | |
dabecd7c | 231 | } |
1782514f | 232 | |
dabecd7c MR |
233 | return RMAP_NOMATCH; |
234 | } | |
235 | ||
236 | static void *route_match_compile(const char *arg) | |
237 | { | |
238 | int *rpki_status; | |
239 | ||
0b2c4b35 | 240 | rpki_status = XMALLOC(MTYPE_ROUTE_MAP_COMPILED, sizeof(int)); |
dabecd7c MR |
241 | |
242 | if (strcmp(arg, "valid") == 0) | |
243 | *rpki_status = RPKI_VALID; | |
244 | else if (strcmp(arg, "invalid") == 0) | |
245 | *rpki_status = RPKI_INVALID; | |
246 | else | |
247 | *rpki_status = RPKI_NOTFOUND; | |
248 | ||
249 | return rpki_status; | |
250 | } | |
251 | ||
252 | static void route_match_free(void *rule) | |
253 | { | |
254 | XFREE(MTYPE_ROUTE_MAP_COMPILED, rule); | |
255 | } | |
256 | ||
257 | static struct rtr_socket *create_rtr_socket(struct tr_socket *tr_socket) | |
258 | { | |
259 | struct rtr_socket *rtr_socket = | |
260 | XMALLOC(MTYPE_BGP_RPKI_CACHE, sizeof(struct rtr_socket)); | |
261 | rtr_socket->tr_socket = tr_socket; | |
262 | return rtr_socket; | |
263 | } | |
264 | ||
265 | static struct cache *find_cache(const uint8_t preference) | |
266 | { | |
267 | struct listnode *cache_node; | |
268 | struct cache *cache; | |
269 | ||
270 | for (ALL_LIST_ELEMENTS_RO(cache_list, cache_node, cache)) { | |
271 | if (cache->preference == preference) | |
272 | return cache; | |
273 | } | |
274 | return NULL; | |
275 | } | |
276 | ||
5d799192 | 277 | static void print_record(const struct pfx_record *record, struct vty *vty) |
dabecd7c MR |
278 | { |
279 | char ip[INET6_ADDRSTRLEN]; | |
5d799192 MR |
280 | |
281 | lrtr_ip_addr_to_str(&record->prefix, ip, sizeof(ip)); | |
282 | vty_out(vty, "%-40s %3u - %3u %10u\n", ip, record->min_len, | |
283 | record->max_len, record->asn); | |
284 | } | |
285 | ||
02334bb2 DA |
286 | static void print_record_by_asn(const struct pfx_record *record, void *data) |
287 | { | |
288 | struct rpki_for_each_record_arg *arg = data; | |
289 | struct vty *vty = arg->vty; | |
290 | ||
291 | if (record->asn == arg->as) { | |
292 | (*arg->prefix_amount)++; | |
293 | print_record(record, vty); | |
294 | } | |
295 | } | |
296 | ||
5d799192 MR |
297 | static void print_record_cb(const struct pfx_record *record, void *data) |
298 | { | |
dabecd7c MR |
299 | struct rpki_for_each_record_arg *arg = data; |
300 | struct vty *vty = arg->vty; | |
301 | ||
a220aec6 | 302 | (*arg->prefix_amount)++; |
dabecd7c | 303 | |
5d799192 | 304 | print_record(record, vty); |
dabecd7c MR |
305 | } |
306 | ||
307 | static struct rtr_mgr_group *get_groups(void) | |
308 | { | |
309 | struct listnode *cache_node; | |
310 | struct rtr_mgr_group *rtr_mgr_groups; | |
311 | struct cache *cache; | |
312 | ||
313 | int group_count = listcount(cache_list); | |
314 | ||
315 | if (group_count == 0) | |
316 | return NULL; | |
317 | ||
318 | rtr_mgr_groups = XMALLOC(MTYPE_BGP_RPKI_CACHE_GROUP, | |
319 | group_count * sizeof(struct rtr_mgr_group)); | |
320 | ||
321 | size_t i = 0; | |
322 | ||
323 | for (ALL_LIST_ELEMENTS_RO(cache_list, cache_node, cache)) { | |
324 | rtr_mgr_groups[i].sockets = &cache->rtr_socket; | |
325 | rtr_mgr_groups[i].sockets_len = 1; | |
326 | rtr_mgr_groups[i].preference = cache->preference; | |
327 | ||
92110aab | 328 | init_tr_socket(cache); |
dabecd7c MR |
329 | |
330 | i++; | |
331 | } | |
332 | ||
333 | return rtr_mgr_groups; | |
334 | } | |
335 | ||
d67485c6 | 336 | inline bool is_synchronized(void) |
dabecd7c | 337 | { |
d67485c6 | 338 | return rtr_is_synced; |
dabecd7c MR |
339 | } |
340 | ||
0e3d96bf | 341 | inline bool is_running(void) |
dabecd7c MR |
342 | { |
343 | return rtr_is_running; | |
344 | } | |
345 | ||
0e3d96bf | 346 | inline bool is_stopping(void) |
9ca44fc8 DA |
347 | { |
348 | return rtr_is_stopping; | |
349 | } | |
350 | ||
1dacdd8b MR |
351 | static struct prefix *pfx_record_to_prefix(struct pfx_record *record) |
352 | { | |
353 | struct prefix *prefix = prefix_new(); | |
354 | ||
355 | prefix->prefixlen = record->min_len; | |
356 | ||
357 | if (record->prefix.ver == LRTR_IPV4) { | |
358 | prefix->family = AF_INET; | |
359 | prefix->u.prefix4.s_addr = htonl(record->prefix.u.addr4.addr); | |
360 | } else { | |
361 | prefix->family = AF_INET6; | |
362 | ipv6_addr_to_network_byte_order(record->prefix.u.addr6.addr, | |
363 | prefix->u.prefix6.s6_addr32); | |
364 | } | |
365 | ||
366 | return prefix; | |
367 | } | |
368 | ||
cc9f21da | 369 | static void bgpd_sync_callback(struct thread *thread) |
1dacdd8b MR |
370 | { |
371 | struct bgp *bgp; | |
372 | struct listnode *node; | |
373 | struct prefix *prefix; | |
374 | struct pfx_record rec; | |
375 | ||
d2e3f8a2 DA |
376 | thread_add_read(bm->master, bgpd_sync_callback, NULL, |
377 | rpki_sync_socket_bgpd, NULL); | |
4ce82676 MR |
378 | |
379 | if (atomic_load_explicit(&rtr_update_overflow, memory_order_seq_cst)) { | |
d2e3f8a2 DA |
380 | while (read(rpki_sync_socket_bgpd, &rec, |
381 | sizeof(struct pfx_record)) != -1) | |
4ce82676 MR |
382 | ; |
383 | ||
384 | atomic_store_explicit(&rtr_update_overflow, 0, | |
385 | memory_order_seq_cst); | |
386 | revalidate_all_routes(); | |
cc9f21da | 387 | return; |
4ce82676 MR |
388 | } |
389 | ||
d2e3f8a2 DA |
390 | int retval = |
391 | read(rpki_sync_socket_bgpd, &rec, sizeof(struct pfx_record)); | |
3b128228 | 392 | if (retval != sizeof(struct pfx_record)) { |
d2e3f8a2 | 393 | RPKI_DEBUG("Could not read from rpki_sync_socket_bgpd"); |
cc9f21da | 394 | return; |
38775a3c | 395 | } |
1dacdd8b MR |
396 | prefix = pfx_record_to_prefix(&rec); |
397 | ||
398 | afi_t afi = (rec.prefix.ver == LRTR_IPV4) ? AFI_IP : AFI_IP6; | |
399 | ||
400 | for (ALL_LIST_ELEMENTS_RO(bm->bgp, node, bgp)) { | |
35a1e798 | 401 | safi_t safi; |
1dacdd8b | 402 | |
35a1e798 DS |
403 | for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++) { |
404 | if (!bgp->rib[afi][safi]) | |
405 | continue; | |
31a2af32 | 406 | |
35a1e798 DS |
407 | struct bgp_dest *match; |
408 | struct bgp_dest *node; | |
1dacdd8b | 409 | |
35a1e798 DS |
410 | match = bgp_table_subtree_lookup(bgp->rib[afi][safi], |
411 | prefix); | |
412 | node = match; | |
bac31cb8 | 413 | |
35a1e798 DS |
414 | while (node) { |
415 | if (bgp_dest_has_bgp_path_info_data(node)) { | |
416 | revalidate_bgp_node(node, afi, safi); | |
bac31cb8 | 417 | } |
35a1e798 DS |
418 | |
419 | node = bgp_route_next_until(node, match); | |
31a2af32 | 420 | } |
1dacdd8b MR |
421 | } |
422 | } | |
423 | ||
45206fe2 | 424 | prefix_free(&prefix); |
1dacdd8b MR |
425 | } |
426 | ||
9bcb3eef | 427 | static void revalidate_bgp_node(struct bgp_dest *bgp_dest, afi_t afi, |
1dacdd8b MR |
428 | safi_t safi) |
429 | { | |
430 | struct bgp_adj_in *ain; | |
431 | ||
9bcb3eef | 432 | for (ain = bgp_dest->adj_in; ain; ain = ain->next) { |
2b964e86 | 433 | struct bgp_path_info *path = |
9bcb3eef | 434 | bgp_dest_get_bgp_path_info(bgp_dest); |
1dacdd8b MR |
435 | mpls_label_t *label = NULL; |
436 | uint32_t num_labels = 0; | |
437 | ||
9b6d8fcf DS |
438 | if (path && path->extra) { |
439 | label = path->extra->label; | |
440 | num_labels = path->extra->num_labels; | |
1dacdd8b | 441 | } |
73261b47 | 442 | (void)bgp_update(ain->peer, bgp_dest_get_prefix(bgp_dest), |
b54892e0 DS |
443 | ain->addpath_rx_id, ain->attr, afi, safi, |
444 | ZEBRA_ROUTE_BGP, BGP_ROUTE_NORMAL, NULL, label, | |
445 | num_labels, 1, NULL); | |
1dacdd8b MR |
446 | } |
447 | } | |
448 | ||
449 | static void revalidate_all_routes(void) | |
450 | { | |
451 | struct bgp *bgp; | |
452 | struct listnode *node; | |
1dacdd8b MR |
453 | |
454 | for (ALL_LIST_ELEMENTS_RO(bm->bgp, node, bgp)) { | |
31a2af32 MR |
455 | struct peer *peer; |
456 | struct listnode *peer_listnode; | |
1dacdd8b | 457 | |
31a2af32 MR |
458 | for (ALL_LIST_ELEMENTS_RO(bgp->peer, peer_listnode, peer)) { |
459 | ||
d2e3f8a2 DA |
460 | for (size_t i = 0; i < 2; i++) { |
461 | safi_t safi; | |
462 | afi_t afi = (i == 0) ? AFI_IP : AFI_IP6; | |
463 | ||
464 | for (safi = SAFI_UNICAST; safi < SAFI_MAX; | |
465 | safi++) { | |
466 | if (!peer->bgp->rib[afi][safi]) | |
467 | continue; | |
1dacdd8b | 468 | |
d2e3f8a2 DA |
469 | bgp_soft_reconfig_in(peer, afi, safi); |
470 | } | |
1dacdd8b MR |
471 | } |
472 | } | |
473 | } | |
474 | } | |
475 | ||
476 | static void rpki_update_cb_sync_rtr(struct pfx_table *p __attribute__((unused)), | |
477 | const struct pfx_record rec, | |
478 | const bool added __attribute__((unused))) | |
479 | { | |
9ca44fc8 DA |
480 | if (is_stopping() || |
481 | atomic_load_explicit(&rtr_update_overflow, memory_order_seq_cst)) | |
1dacdd8b MR |
482 | return; |
483 | ||
484 | int retval = | |
485 | write(rpki_sync_socket_rtr, &rec, sizeof(struct pfx_record)); | |
4ce82676 MR |
486 | if (retval == -1 && (errno == EAGAIN || errno == EWOULDBLOCK)) |
487 | atomic_store_explicit(&rtr_update_overflow, 1, | |
488 | memory_order_seq_cst); | |
489 | ||
490 | else if (retval != sizeof(struct pfx_record)) | |
1dacdd8b MR |
491 | RPKI_DEBUG("Could not write to rpki_sync_socket_rtr"); |
492 | } | |
493 | ||
494 | static void rpki_init_sync_socket(void) | |
495 | { | |
496 | int fds[2]; | |
4ce82676 | 497 | const char *msg; |
1dacdd8b MR |
498 | |
499 | RPKI_DEBUG("initializing sync socket"); | |
500 | if (socketpair(PF_LOCAL, SOCK_DGRAM, 0, fds) != 0) { | |
4ce82676 MR |
501 | msg = "could not open rpki sync socketpair"; |
502 | goto err; | |
1dacdd8b MR |
503 | } |
504 | rpki_sync_socket_rtr = fds[0]; | |
505 | rpki_sync_socket_bgpd = fds[1]; | |
4ce82676 MR |
506 | |
507 | if (set_nonblocking(rpki_sync_socket_rtr) != 0) { | |
508 | msg = "could not set rpki_sync_socket_rtr to non blocking"; | |
509 | goto err; | |
510 | } | |
511 | ||
512 | if (set_nonblocking(rpki_sync_socket_bgpd) != 0) { | |
513 | msg = "could not set rpki_sync_socket_bgpd to non blocking"; | |
514 | goto err; | |
515 | } | |
516 | ||
d2e3f8a2 | 517 | |
1dacdd8b | 518 | thread_add_read(bm->master, bgpd_sync_callback, NULL, |
d2e3f8a2 | 519 | rpki_sync_socket_bgpd, NULL); |
4ce82676 MR |
520 | |
521 | return; | |
522 | ||
523 | err: | |
524 | zlog_err("RPKI: %s", msg); | |
525 | abort(); | |
526 | ||
1dacdd8b MR |
527 | } |
528 | ||
dabecd7c MR |
529 | static int bgp_rpki_init(struct thread_master *master) |
530 | { | |
0e3d96bf DA |
531 | rpki_debug = false; |
532 | rtr_is_running = false; | |
533 | rtr_is_stopping = false; | |
d67485c6 | 534 | rtr_is_synced = false; |
dabecd7c MR |
535 | |
536 | cache_list = list_new(); | |
996c9314 | 537 | cache_list->del = (void (*)(void *)) & free_cache; |
dabecd7c MR |
538 | |
539 | polling_period = POLLING_PERIOD_DEFAULT; | |
540 | expire_interval = EXPIRE_INTERVAL_DEFAULT; | |
541 | retry_interval = RETRY_INTERVAL_DEFAULT; | |
dabecd7c | 542 | install_cli_commands(); |
1dacdd8b | 543 | rpki_init_sync_socket(); |
dabecd7c MR |
544 | return 0; |
545 | } | |
546 | ||
547 | static int bgp_rpki_fini(void) | |
548 | { | |
549 | stop(); | |
6a154c88 | 550 | list_delete(&cache_list); |
dabecd7c | 551 | |
1dacdd8b MR |
552 | close(rpki_sync_socket_rtr); |
553 | close(rpki_sync_socket_bgpd); | |
554 | ||
dabecd7c MR |
555 | return 0; |
556 | } | |
557 | ||
558 | static int bgp_rpki_module_init(void) | |
559 | { | |
996c9314 | 560 | lrtr_set_alloc_functions(malloc_wrapper, realloc_wrapper, free_wrapper); |
dabecd7c | 561 | |
b5b99af8 | 562 | hook_register(bgp_rpki_prefix_status, rpki_validate_prefix); |
dabecd7c MR |
563 | hook_register(frr_late_init, bgp_rpki_init); |
564 | hook_register(frr_early_fini, &bgp_rpki_fini); | |
565 | ||
566 | return 0; | |
567 | } | |
568 | ||
d67485c6 | 569 | static void sync_expired(struct thread *thread) |
1b2095d1 DA |
570 | { |
571 | if (!rtr_mgr_conf_in_sync(rtr_config)) { | |
d67485c6 DA |
572 | RPKI_DEBUG("rtr_mgr is not synced, retrying."); |
573 | thread_add_timer(bm->master, sync_expired, NULL, | |
1b2095d1 | 574 | BGP_RPKI_CACHE_SERVER_SYNC_RETRY_TIMEOUT, |
d67485c6 | 575 | &t_rpki_sync); |
1b2095d1 DA |
576 | return; |
577 | } | |
578 | ||
d67485c6 DA |
579 | RPKI_DEBUG("rtr_mgr sync is done."); |
580 | ||
581 | rtr_is_synced = true; | |
1b2095d1 DA |
582 | } |
583 | ||
dabecd7c MR |
584 | static int start(void) |
585 | { | |
dabecd7c MR |
586 | int ret; |
587 | ||
0e3d96bf | 588 | rtr_is_stopping = false; |
d67485c6 | 589 | rtr_is_synced = false; |
4ce82676 | 590 | rtr_update_overflow = 0; |
1dacdd8b | 591 | |
dabecd7c MR |
592 | if (list_isempty(cache_list)) { |
593 | RPKI_DEBUG( | |
594 | "No caches were found in config. Prefix validation is off."); | |
595 | return ERROR; | |
596 | } | |
597 | RPKI_DEBUG("Init rtr_mgr."); | |
598 | int groups_len = listcount(cache_list); | |
599 | struct rtr_mgr_group *groups = get_groups(); | |
600 | ||
1dacdd8b | 601 | RPKI_DEBUG("Polling period: %d", polling_period); |
dabecd7c | 602 | ret = rtr_mgr_init(&rtr_config, groups, groups_len, polling_period, |
1dacdd8b | 603 | expire_interval, retry_interval, |
d2e3f8a2 | 604 | rpki_update_cb_sync_rtr, NULL, NULL, NULL); |
dabecd7c MR |
605 | if (ret == RTR_ERROR) { |
606 | RPKI_DEBUG("Init rtr_mgr failed."); | |
607 | return ERROR; | |
608 | } | |
609 | ||
610 | RPKI_DEBUG("Starting rtr_mgr."); | |
611 | ret = rtr_mgr_start(rtr_config); | |
612 | if (ret == RTR_ERROR) { | |
613 | RPKI_DEBUG("Starting rtr_mgr failed."); | |
614 | rtr_mgr_free(rtr_config); | |
615 | return ERROR; | |
616 | } | |
1b2095d1 | 617 | |
d67485c6 | 618 | thread_add_timer(bm->master, sync_expired, NULL, 0, &t_rpki_sync); |
dabecd7c MR |
619 | |
620 | XFREE(MTYPE_BGP_RPKI_CACHE_GROUP, groups); | |
621 | ||
0e3d96bf | 622 | rtr_is_running = true; |
d67485c6 | 623 | |
dabecd7c MR |
624 | return SUCCESS; |
625 | } | |
626 | ||
627 | static void stop(void) | |
628 | { | |
0e3d96bf | 629 | rtr_is_stopping = true; |
01fcc189 | 630 | if (is_running()) { |
d67485c6 | 631 | THREAD_OFF(t_rpki_sync); |
dabecd7c MR |
632 | rtr_mgr_stop(rtr_config); |
633 | rtr_mgr_free(rtr_config); | |
0e3d96bf | 634 | rtr_is_running = false; |
dabecd7c MR |
635 | } |
636 | } | |
637 | ||
638 | static int reset(bool force) | |
639 | { | |
01fcc189 | 640 | if (is_running() && !force) |
dabecd7c MR |
641 | return SUCCESS; |
642 | ||
643 | RPKI_DEBUG("Resetting RPKI Session"); | |
644 | stop(); | |
645 | return start(); | |
646 | } | |
647 | ||
648 | static struct rtr_mgr_group *get_connected_group(void) | |
649 | { | |
18b91526 | 650 | if (!cache_list || list_isempty(cache_list)) |
dabecd7c MR |
651 | return NULL; |
652 | ||
653 | return rtr_mgr_get_first_group(rtr_config); | |
654 | } | |
655 | ||
02334bb2 DA |
656 | static void print_prefix_table_by_asn(struct vty *vty, as_t as) |
657 | { | |
658 | unsigned int number_of_ipv4_prefixes = 0; | |
659 | unsigned int number_of_ipv6_prefixes = 0; | |
660 | struct rtr_mgr_group *group = get_connected_group(); | |
661 | struct rpki_for_each_record_arg arg; | |
662 | ||
663 | arg.vty = vty; | |
664 | arg.as = as; | |
665 | ||
666 | if (!group) { | |
667 | vty_out(vty, "Cannot find a connected group.\n"); | |
668 | return; | |
669 | } | |
670 | ||
671 | struct pfx_table *pfx_table = group->sockets[0]->pfx_table; | |
672 | ||
673 | vty_out(vty, "RPKI/RTR prefix table\n"); | |
674 | vty_out(vty, "%-40s %s %s\n", "Prefix", "Prefix Length", "Origin-AS"); | |
675 | ||
676 | arg.prefix_amount = &number_of_ipv4_prefixes; | |
677 | pfx_table_for_each_ipv4_record(pfx_table, print_record_by_asn, &arg); | |
678 | ||
679 | arg.prefix_amount = &number_of_ipv6_prefixes; | |
680 | pfx_table_for_each_ipv6_record(pfx_table, print_record_by_asn, &arg); | |
681 | ||
682 | vty_out(vty, "Number of IPv4 Prefixes: %u\n", number_of_ipv4_prefixes); | |
683 | vty_out(vty, "Number of IPv6 Prefixes: %u\n", number_of_ipv6_prefixes); | |
684 | } | |
685 | ||
dabecd7c MR |
686 | static void print_prefix_table(struct vty *vty) |
687 | { | |
688 | struct rpki_for_each_record_arg arg; | |
689 | ||
690 | unsigned int number_of_ipv4_prefixes = 0; | |
691 | unsigned int number_of_ipv6_prefixes = 0; | |
692 | struct rtr_mgr_group *group = get_connected_group(); | |
693 | ||
694 | arg.vty = vty; | |
695 | ||
696 | if (!group) | |
697 | return; | |
698 | ||
699 | struct pfx_table *pfx_table = group->sockets[0]->pfx_table; | |
700 | ||
701 | vty_out(vty, "RPKI/RTR prefix table\n"); | |
702 | vty_out(vty, "%-40s %s %s\n", "Prefix", "Prefix Length", "Origin-AS"); | |
703 | ||
704 | arg.prefix_amount = &number_of_ipv4_prefixes; | |
5d799192 | 705 | pfx_table_for_each_ipv4_record(pfx_table, print_record_cb, &arg); |
dabecd7c MR |
706 | |
707 | arg.prefix_amount = &number_of_ipv6_prefixes; | |
5d799192 | 708 | pfx_table_for_each_ipv6_record(pfx_table, print_record_cb, &arg); |
dabecd7c MR |
709 | |
710 | vty_out(vty, "Number of IPv4 Prefixes: %u\n", number_of_ipv4_prefixes); | |
711 | vty_out(vty, "Number of IPv6 Prefixes: %u\n", number_of_ipv6_prefixes); | |
712 | } | |
713 | ||
714 | static int rpki_validate_prefix(struct peer *peer, struct attr *attr, | |
898c4e66 | 715 | const struct prefix *prefix) |
dabecd7c MR |
716 | { |
717 | struct assegment *as_segment; | |
718 | as_t as_number = 0; | |
719 | struct lrtr_ip_addr ip_addr_prefix; | |
720 | enum pfxv_state result; | |
dabecd7c MR |
721 | |
722 | if (!is_synchronized()) | |
e1a05dd4 | 723 | return RPKI_NOT_BEING_USED; |
dabecd7c MR |
724 | |
725 | // No aspath means route comes from iBGP | |
726 | if (!attr->aspath || !attr->aspath->segments) { | |
727 | // Set own as number | |
728 | as_number = peer->bgp->as; | |
729 | } else { | |
730 | as_segment = attr->aspath->segments; | |
731 | // Find last AsSegment | |
732 | while (as_segment->next) | |
733 | as_segment = as_segment->next; | |
734 | ||
735 | if (as_segment->type == AS_SEQUENCE) { | |
736 | // Get rightmost asn | |
737 | as_number = as_segment->as[as_segment->length - 1]; | |
996c9314 LB |
738 | } else if (as_segment->type == AS_CONFED_SEQUENCE |
739 | || as_segment->type == AS_CONFED_SET) { | |
dabecd7c MR |
740 | // Set own as number |
741 | as_number = peer->bgp->as; | |
742 | } else { | |
743 | // RFC says: "Take distinguished value NONE as asn" | |
744 | // which means state is unknown | |
745 | return RPKI_NOTFOUND; | |
746 | } | |
747 | } | |
748 | ||
749 | // Get the prefix in requested format | |
750 | switch (prefix->family) { | |
751 | case AF_INET: | |
752 | ip_addr_prefix.ver = LRTR_IPV4; | |
753 | ip_addr_prefix.u.addr4.addr = ntohl(prefix->u.prefix4.s_addr); | |
754 | break; | |
755 | ||
dabecd7c MR |
756 | case AF_INET6: |
757 | ip_addr_prefix.ver = LRTR_IPV6; | |
758 | ipv6_addr_to_host_byte_order(prefix->u.prefix6.s6_addr32, | |
759 | ip_addr_prefix.u.addr6.addr); | |
760 | break; | |
dabecd7c MR |
761 | |
762 | default: | |
e1a05dd4 | 763 | return RPKI_NOT_BEING_USED; |
dabecd7c MR |
764 | } |
765 | ||
766 | // Do the actual validation | |
767 | rtr_mgr_validate(rtr_config, as_number, &ip_addr_prefix, | |
768 | prefix->prefixlen, &result); | |
769 | ||
770 | // Print Debug output | |
dabecd7c MR |
771 | switch (result) { |
772 | case BGP_PFXV_STATE_VALID: | |
773 | RPKI_DEBUG( | |
2dbe669b DA |
774 | "Validating Prefix %pFX from asn %u Result: VALID", |
775 | prefix, as_number); | |
dabecd7c MR |
776 | return RPKI_VALID; |
777 | case BGP_PFXV_STATE_NOT_FOUND: | |
778 | RPKI_DEBUG( | |
2dbe669b DA |
779 | "Validating Prefix %pFX from asn %u Result: NOT FOUND", |
780 | prefix, as_number); | |
dabecd7c MR |
781 | return RPKI_NOTFOUND; |
782 | case BGP_PFXV_STATE_INVALID: | |
783 | RPKI_DEBUG( | |
2dbe669b DA |
784 | "Validating Prefix %pFX from asn %u Result: INVALID", |
785 | prefix, as_number); | |
dabecd7c MR |
786 | return RPKI_INVALID; |
787 | default: | |
788 | RPKI_DEBUG( | |
2dbe669b DA |
789 | "Validating Prefix %pFX from asn %u Result: CANNOT VALIDATE", |
790 | prefix, as_number); | |
dabecd7c MR |
791 | break; |
792 | } | |
e1a05dd4 | 793 | return RPKI_NOT_BEING_USED; |
dabecd7c MR |
794 | } |
795 | ||
796 | static int add_cache(struct cache *cache) | |
797 | { | |
798 | uint8_t preference = cache->preference; | |
799 | struct rtr_mgr_group group; | |
800 | ||
801 | group.preference = preference; | |
802 | group.sockets_len = 1; | |
803 | group.sockets = &cache->rtr_socket; | |
804 | ||
01fcc189 | 805 | if (is_running()) { |
92110aab MR |
806 | init_tr_socket(cache); |
807 | ||
808 | if (rtr_mgr_add_group(rtr_config, &group) != RTR_SUCCESS) { | |
809 | free_tr_socket(cache); | |
810 | return ERROR; | |
811 | } | |
dabecd7c MR |
812 | } |
813 | ||
6893064b MR |
814 | listnode_add(cache_list, cache); |
815 | ||
dabecd7c MR |
816 | return SUCCESS; |
817 | } | |
818 | ||
996c9314 | 819 | static int add_tcp_cache(const char *host, const char *port, |
7253a7bc | 820 | const uint8_t preference, const char *bindaddr) |
dabecd7c MR |
821 | { |
822 | struct rtr_socket *rtr_socket; | |
823 | struct tr_tcp_config *tcp_config = | |
a633498e | 824 | XCALLOC(MTYPE_BGP_RPKI_CACHE, sizeof(struct tr_tcp_config)); |
dabecd7c MR |
825 | struct tr_socket *tr_socket = |
826 | XMALLOC(MTYPE_BGP_RPKI_CACHE, sizeof(struct tr_socket)); | |
827 | struct cache *cache = | |
828 | XMALLOC(MTYPE_BGP_RPKI_CACHE, sizeof(struct cache)); | |
829 | ||
830 | tcp_config->host = XSTRDUP(MTYPE_BGP_RPKI_CACHE, host); | |
831 | tcp_config->port = XSTRDUP(MTYPE_BGP_RPKI_CACHE, port); | |
7253a7bc PG |
832 | if (bindaddr) |
833 | tcp_config->bindaddr = XSTRDUP(MTYPE_BGP_RPKI_CACHE, bindaddr); | |
834 | else | |
835 | tcp_config->bindaddr = NULL; | |
dabecd7c MR |
836 | |
837 | rtr_socket = create_rtr_socket(tr_socket); | |
838 | ||
839 | cache->type = TCP; | |
840 | cache->tr_socket = tr_socket; | |
841 | cache->tr_config.tcp_config = tcp_config; | |
842 | cache->rtr_socket = rtr_socket; | |
843 | cache->preference = preference; | |
844 | ||
6893064b MR |
845 | int ret = add_cache(cache); |
846 | if (ret != SUCCESS) { | |
847 | free_cache(cache); | |
848 | } | |
849 | ||
850 | return ret; | |
dabecd7c MR |
851 | } |
852 | ||
853 | #if defined(FOUND_SSH) | |
996c9314 LB |
854 | static int add_ssh_cache(const char *host, const unsigned int port, |
855 | const char *username, const char *client_privkey_path, | |
dabecd7c MR |
856 | const char *client_pubkey_path, |
857 | const char *server_pubkey_path, | |
7253a7bc | 858 | const uint8_t preference, const char *bindaddr) |
dabecd7c MR |
859 | { |
860 | struct tr_ssh_config *ssh_config = | |
a633498e | 861 | XCALLOC(MTYPE_BGP_RPKI_CACHE, sizeof(struct tr_ssh_config)); |
dabecd7c MR |
862 | struct cache *cache = |
863 | XMALLOC(MTYPE_BGP_RPKI_CACHE, sizeof(struct cache)); | |
864 | struct tr_socket *tr_socket = | |
865 | XMALLOC(MTYPE_BGP_RPKI_CACHE, sizeof(struct tr_socket)); | |
866 | struct rtr_socket *rtr_socket; | |
867 | ||
868 | ssh_config->port = port; | |
869 | ssh_config->host = XSTRDUP(MTYPE_BGP_RPKI_CACHE, host); | |
7253a7bc PG |
870 | if (bindaddr) |
871 | ssh_config->bindaddr = XSTRDUP(MTYPE_BGP_RPKI_CACHE, bindaddr); | |
872 | else | |
873 | ssh_config->bindaddr = NULL; | |
dabecd7c MR |
874 | |
875 | ssh_config->username = XSTRDUP(MTYPE_BGP_RPKI_CACHE, username); | |
996c9314 LB |
876 | ssh_config->client_privkey_path = |
877 | XSTRDUP(MTYPE_BGP_RPKI_CACHE, client_privkey_path); | |
dabecd7c MR |
878 | ssh_config->server_hostkey_path = |
879 | XSTRDUP(MTYPE_BGP_RPKI_CACHE, server_pubkey_path); | |
880 | ||
881 | rtr_socket = create_rtr_socket(tr_socket); | |
882 | ||
883 | cache->type = SSH; | |
884 | cache->tr_socket = tr_socket; | |
885 | cache->tr_config.ssh_config = ssh_config; | |
886 | cache->rtr_socket = rtr_socket; | |
887 | cache->preference = preference; | |
888 | ||
6893064b MR |
889 | int ret = add_cache(cache); |
890 | if (ret != SUCCESS) { | |
891 | free_cache(cache); | |
892 | } | |
893 | ||
894 | return ret; | |
dabecd7c MR |
895 | } |
896 | #endif | |
897 | ||
898 | static void free_cache(struct cache *cache) | |
899 | { | |
900 | if (cache->type == TCP) { | |
996c9314 LB |
901 | XFREE(MTYPE_BGP_RPKI_CACHE, cache->tr_config.tcp_config->host); |
902 | XFREE(MTYPE_BGP_RPKI_CACHE, cache->tr_config.tcp_config->port); | |
c41a3cc5 DA |
903 | XFREE(MTYPE_BGP_RPKI_CACHE, |
904 | cache->tr_config.tcp_config->bindaddr); | |
dabecd7c MR |
905 | XFREE(MTYPE_BGP_RPKI_CACHE, cache->tr_config.tcp_config); |
906 | } | |
907 | #if defined(FOUND_SSH) | |
908 | else { | |
996c9314 | 909 | XFREE(MTYPE_BGP_RPKI_CACHE, cache->tr_config.ssh_config->host); |
dabecd7c MR |
910 | XFREE(MTYPE_BGP_RPKI_CACHE, |
911 | cache->tr_config.ssh_config->username); | |
912 | XFREE(MTYPE_BGP_RPKI_CACHE, | |
913 | cache->tr_config.ssh_config->client_privkey_path); | |
914 | XFREE(MTYPE_BGP_RPKI_CACHE, | |
915 | cache->tr_config.ssh_config->server_hostkey_path); | |
c41a3cc5 DA |
916 | XFREE(MTYPE_BGP_RPKI_CACHE, |
917 | cache->tr_config.ssh_config->bindaddr); | |
dabecd7c MR |
918 | XFREE(MTYPE_BGP_RPKI_CACHE, cache->tr_config.ssh_config); |
919 | } | |
920 | #endif | |
921 | XFREE(MTYPE_BGP_RPKI_CACHE, cache->tr_socket); | |
922 | XFREE(MTYPE_BGP_RPKI_CACHE, cache->rtr_socket); | |
923 | XFREE(MTYPE_BGP_RPKI_CACHE, cache); | |
924 | } | |
925 | ||
926 | static int config_write(struct vty *vty) | |
927 | { | |
928 | struct listnode *cache_node; | |
929 | struct cache *cache; | |
930 | ||
708b8053 DS |
931 | if (!listcount(cache_list)) |
932 | return 0; | |
933 | ||
934 | if (rpki_debug) | |
935 | vty_out(vty, "debug rpki\n"); | |
936 | ||
937 | vty_out(vty, "!\n"); | |
938 | vty_out(vty, "rpki\n"); | |
7dc7fb93 | 939 | vty_out(vty, " rpki polling_period %d\n", polling_period); |
9a651153 DS |
940 | |
941 | if (retry_interval != RETRY_INTERVAL_DEFAULT) | |
942 | vty_out(vty, " rpki retry_interval %d\n", retry_interval); | |
943 | if (expire_interval != EXPIRE_INTERVAL_DEFAULT) | |
944 | vty_out(vty, " rpki expire_interval %d\n", expire_interval); | |
945 | ||
708b8053 DS |
946 | for (ALL_LIST_ELEMENTS_RO(cache_list, cache_node, cache)) { |
947 | switch (cache->type) { | |
948 | struct tr_tcp_config *tcp_config; | |
acd4a9f4 | 949 | #if defined(FOUND_SSH) |
708b8053 | 950 | struct tr_ssh_config *ssh_config; |
acd4a9f4 | 951 | #endif |
708b8053 DS |
952 | case TCP: |
953 | tcp_config = cache->tr_config.tcp_config; | |
484fc374 | 954 | vty_out(vty, " rpki cache %s %s ", tcp_config->host, |
708b8053 | 955 | tcp_config->port); |
484fc374 IR |
956 | if (tcp_config->bindaddr) |
957 | vty_out(vty, "source %s ", | |
958 | tcp_config->bindaddr); | |
708b8053 | 959 | break; |
dabecd7c | 960 | #if defined(FOUND_SSH) |
708b8053 DS |
961 | case SSH: |
962 | ssh_config = cache->tr_config.ssh_config; | |
484fc374 IR |
963 | vty_out(vty, " rpki cache %s %u %s %s %s ", |
964 | ssh_config->host, ssh_config->port, | |
965 | ssh_config->username, | |
708b8053 DS |
966 | ssh_config->client_privkey_path, |
967 | ssh_config->server_hostkey_path != NULL | |
968 | ? ssh_config->server_hostkey_path | |
969 | : " "); | |
484fc374 IR |
970 | if (ssh_config->bindaddr) |
971 | vty_out(vty, "source %s ", | |
972 | ssh_config->bindaddr); | |
708b8053 | 973 | break; |
dabecd7c | 974 | #endif |
708b8053 DS |
975 | default: |
976 | break; | |
dabecd7c | 977 | } |
708b8053 DS |
978 | |
979 | vty_out(vty, "preference %hhu\n", cache->preference); | |
dabecd7c | 980 | } |
07679ad9 | 981 | vty_out(vty, "exit\n"); |
708b8053 DS |
982 | |
983 | return 1; | |
dabecd7c MR |
984 | } |
985 | ||
986 | DEFUN_NOSH (rpki, | |
987 | rpki_cmd, | |
988 | "rpki", | |
989 | "Enable rpki and enter rpki configuration mode\n") | |
990 | { | |
991 | vty->node = RPKI_NODE; | |
992 | return CMD_SUCCESS; | |
993 | } | |
994 | ||
995 | DEFUN (bgp_rpki_start, | |
996 | bgp_rpki_start_cmd, | |
997 | "rpki start", | |
998 | RPKI_OUTPUT_STRING | |
999 | "start rpki support\n") | |
1000 | { | |
1001 | if (listcount(cache_list) == 0) | |
996c9314 LB |
1002 | vty_out(vty, |
1003 | "Could not start rpki because no caches are configured\n"); | |
dabecd7c MR |
1004 | |
1005 | if (!is_running()) { | |
1006 | if (start() == ERROR) { | |
1007 | RPKI_DEBUG("RPKI failed to start"); | |
1008 | return CMD_WARNING; | |
1009 | } | |
1010 | } | |
1011 | return CMD_SUCCESS; | |
1012 | } | |
1013 | ||
1014 | DEFUN (bgp_rpki_stop, | |
1015 | bgp_rpki_stop_cmd, | |
1016 | "rpki stop", | |
1017 | RPKI_OUTPUT_STRING | |
1018 | "start rpki support\n") | |
1019 | { | |
1020 | if (is_running()) | |
1021 | stop(); | |
1022 | ||
1023 | return CMD_SUCCESS; | |
1024 | } | |
1025 | ||
1026 | DEFPY (rpki_polling_period, | |
1027 | rpki_polling_period_cmd, | |
1028 | "rpki polling_period (1-86400)$pp", | |
1029 | RPKI_OUTPUT_STRING | |
1030 | "Set polling period\n" | |
1031 | "Polling period value\n") | |
1032 | { | |
1033 | polling_period = pp; | |
1034 | return CMD_SUCCESS; | |
1035 | } | |
1036 | ||
1037 | DEFUN (no_rpki_polling_period, | |
1038 | no_rpki_polling_period_cmd, | |
1039 | "no rpki polling_period", | |
1040 | NO_STR | |
1041 | RPKI_OUTPUT_STRING | |
1042 | "Set polling period back to default\n") | |
1043 | { | |
1044 | polling_period = POLLING_PERIOD_DEFAULT; | |
1045 | return CMD_SUCCESS; | |
1046 | } | |
1047 | ||
1048 | DEFPY (rpki_expire_interval, | |
1049 | rpki_expire_interval_cmd, | |
1050 | "rpki expire_interval (600-172800)$tmp", | |
1051 | RPKI_OUTPUT_STRING | |
1052 | "Set expire interval\n" | |
1053 | "Expire interval value\n") | |
1054 | { | |
6f577f58 | 1055 | if ((unsigned int)tmp >= polling_period) { |
dabecd7c MR |
1056 | expire_interval = tmp; |
1057 | return CMD_SUCCESS; | |
1058 | } | |
1059 | ||
1060 | vty_out(vty, "%% Expiry interval must be polling period or larger\n"); | |
1061 | return CMD_WARNING_CONFIG_FAILED; | |
1062 | } | |
1063 | ||
1064 | DEFUN (no_rpki_expire_interval, | |
1065 | no_rpki_expire_interval_cmd, | |
1066 | "no rpki expire_interval", | |
1067 | NO_STR | |
1068 | RPKI_OUTPUT_STRING | |
1069 | "Set expire interval back to default\n") | |
1070 | { | |
1071 | expire_interval = polling_period * 2; | |
1072 | return CMD_SUCCESS; | |
1073 | } | |
1074 | ||
1075 | DEFPY (rpki_retry_interval, | |
1076 | rpki_retry_interval_cmd, | |
1077 | "rpki retry_interval (1-7200)$tmp", | |
1078 | RPKI_OUTPUT_STRING | |
1079 | "Set retry interval\n" | |
1080 | "retry interval value\n") | |
1081 | { | |
1082 | retry_interval = tmp; | |
1083 | return CMD_SUCCESS; | |
1084 | } | |
1085 | ||
1086 | DEFUN (no_rpki_retry_interval, | |
1087 | no_rpki_retry_interval_cmd, | |
1088 | "no rpki retry_interval", | |
1089 | NO_STR | |
1090 | RPKI_OUTPUT_STRING | |
1091 | "Set retry interval back to default\n") | |
1092 | { | |
1093 | retry_interval = RETRY_INTERVAL_DEFAULT; | |
1094 | return CMD_SUCCESS; | |
1095 | } | |
1096 | ||
7253a7bc | 1097 | DEFPY(rpki_cache, rpki_cache_cmd, |
484fc374 | 1098 | "rpki cache <A.B.C.D|WORD> <TCPPORT|(1-65535)$sshport SSH_UNAME SSH_PRIVKEY SSH_PUBKEY [SERVER_PUBKEY]> [source <A.B.C.D>$bindaddr] preference (1-255)", |
7253a7bc PG |
1099 | RPKI_OUTPUT_STRING |
1100 | "Install a cache server to current group\n" | |
1101 | "IP address of cache server\n Hostname of cache server\n" | |
7253a7bc PG |
1102 | "TCP port number\n" |
1103 | "SSH port number\n" | |
1104 | "SSH user name\n" | |
1105 | "Path to own SSH private key\n" | |
1106 | "Path to own SSH public key\n" | |
1107 | "Path to Public key of cache server\n" | |
484fc374 IR |
1108 | "Configure source IP address of RPKI connection\n" |
1109 | "Define a Source IP Address\n" | |
7253a7bc PG |
1110 | "Preference of the cache server\n" |
1111 | "Preference value\n") | |
dabecd7c | 1112 | { |
3f54c705 | 1113 | int return_value; |
a2ed7b2b MR |
1114 | struct listnode *cache_node; |
1115 | struct cache *current_cache; | |
1116 | ||
1117 | for (ALL_LIST_ELEMENTS_RO(cache_list, cache_node, current_cache)) { | |
1118 | if (current_cache->preference == preference) { | |
1119 | vty_out(vty, | |
1120 | "Cache with preference %ld is already configured\n", | |
1121 | preference); | |
1122 | return CMD_WARNING; | |
1123 | } | |
1124 | } | |
1125 | ||
dabecd7c MR |
1126 | |
1127 | // use ssh connection | |
1128 | if (ssh_uname) { | |
1129 | #if defined(FOUND_SSH) | |
7253a7bc PG |
1130 | return_value = add_ssh_cache( |
1131 | cache, sshport, ssh_uname, ssh_privkey, ssh_pubkey, | |
1132 | server_pubkey, preference, bindaddr_str); | |
dabecd7c | 1133 | #else |
3f54c705 | 1134 | return_value = SUCCESS; |
dabecd7c | 1135 | vty_out(vty, |
3efd0893 | 1136 | "ssh sockets are not supported. Please recompile rtrlib and frr with ssh support. If you want to use it\n"); |
dabecd7c MR |
1137 | #endif |
1138 | } else { // use tcp connection | |
7253a7bc PG |
1139 | return_value = |
1140 | add_tcp_cache(cache, tcpport, preference, bindaddr_str); | |
dabecd7c MR |
1141 | } |
1142 | ||
1143 | if (return_value == ERROR) { | |
1144 | vty_out(vty, "Could not create new rpki cache\n"); | |
1145 | return CMD_WARNING; | |
1146 | } | |
1147 | ||
1148 | return CMD_SUCCESS; | |
1149 | } | |
1150 | ||
1151 | DEFPY (no_rpki_cache, | |
1152 | no_rpki_cache_cmd, | |
1153 | "no rpki cache <A.B.C.D|WORD> <TCPPORT|(1-65535)$sshport> preference (1-255)$preference", | |
1154 | NO_STR | |
1155 | RPKI_OUTPUT_STRING | |
1156 | "Remove a cache server\n" | |
1157 | "IP address of cache server\n Hostname of cache server\n" | |
1158 | "TCP port number\n" | |
1159 | "SSH port number\n" | |
1160 | "Preference of the cache server\n" | |
1161 | "Preference value\n") | |
1162 | { | |
1163 | struct cache *cache_p = find_cache(preference); | |
1164 | ||
222487fe | 1165 | if (!cache_p) { |
dabecd7c MR |
1166 | vty_out(vty, "Could not find cache %ld\n", preference); |
1167 | return CMD_WARNING; | |
1168 | } | |
1169 | ||
01fcc189 | 1170 | if (is_running() && listcount(cache_list) == 1) { |
8add1719 | 1171 | stop(); |
01fcc189 | 1172 | } else if (is_running()) { |
dabecd7c MR |
1173 | if (rtr_mgr_remove_group(rtr_config, preference) == RTR_ERROR) { |
1174 | vty_out(vty, "Could not remove cache %ld", preference); | |
dabecd7c MR |
1175 | |
1176 | vty_out(vty, "\n"); | |
1177 | return CMD_WARNING; | |
1178 | } | |
1179 | } | |
1180 | ||
1181 | listnode_delete(cache_list, cache_p); | |
1182 | free_cache(cache_p); | |
1183 | ||
1184 | return CMD_SUCCESS; | |
1185 | } | |
1186 | ||
1187 | DEFUN (show_rpki_prefix_table, | |
1188 | show_rpki_prefix_table_cmd, | |
1189 | "show rpki prefix-table", | |
1190 | SHOW_STR | |
1191 | RPKI_OUTPUT_STRING | |
08f9cfb8 | 1192 | "Show validated prefixes which were received from RPKI Cache\n") |
dabecd7c MR |
1193 | { |
1194 | struct listnode *cache_node; | |
1195 | struct cache *cache; | |
1196 | ||
1197 | for (ALL_LIST_ELEMENTS_RO(cache_list, cache_node, cache)) { | |
996c9314 | 1198 | vty_out(vty, "host: %s port: %s\n", |
dabecd7c MR |
1199 | cache->tr_config.tcp_config->host, |
1200 | cache->tr_config.tcp_config->port); | |
1201 | } | |
1202 | if (is_synchronized()) | |
1203 | print_prefix_table(vty); | |
1204 | else | |
1205 | vty_out(vty, "No connection to RPKI cache server.\n"); | |
1206 | ||
1207 | return CMD_SUCCESS; | |
1208 | } | |
1209 | ||
48cb7ea9 | 1210 | DEFPY (show_rpki_as_number, show_rpki_as_number_cmd, |
02334bb2 DA |
1211 | "show rpki as-number (1-4294967295)$by_asn", |
1212 | SHOW_STR RPKI_OUTPUT_STRING | |
1213 | "Lookup by ASN in prefix table\n" | |
1214 | "AS Number\n") | |
1215 | { | |
1216 | if (!is_synchronized()) { | |
1217 | vty_out(vty, "No Connection to RPKI cache server.\n"); | |
1218 | return CMD_WARNING; | |
1219 | } | |
1220 | ||
1221 | print_prefix_table_by_asn(vty, by_asn); | |
1222 | return CMD_SUCCESS; | |
1223 | } | |
1224 | ||
5d799192 MR |
1225 | DEFPY (show_rpki_prefix, |
1226 | show_rpki_prefix_cmd, | |
1227 | "show rpki prefix <A.B.C.D/M|X:X::X:X/M> [(1-4294967295)$asn]", | |
1228 | SHOW_STR | |
1229 | RPKI_OUTPUT_STRING | |
1230 | "Lookup IP prefix and optionally ASN in prefix table\n" | |
1231 | "IPv4 prefix\n" | |
1232 | "IPv6 prefix\n" | |
1233 | "AS Number\n") | |
1234 | { | |
1235 | ||
1236 | if (!is_synchronized()) { | |
f79f7a7b | 1237 | vty_out(vty, "No Connection to RPKI cache server.\n"); |
5d799192 MR |
1238 | return CMD_WARNING; |
1239 | } | |
1240 | ||
1241 | struct lrtr_ip_addr addr; | |
1242 | char addr_str[INET6_ADDRSTRLEN]; | |
1243 | size_t addr_len = strchr(prefix_str, '/') - prefix_str; | |
1244 | ||
1245 | memset(addr_str, 0, sizeof(addr_str)); | |
1246 | memcpy(addr_str, prefix_str, addr_len); | |
1247 | ||
1248 | if (lrtr_ip_str_to_addr(addr_str, &addr) != 0) { | |
1249 | vty_out(vty, "Invalid IP prefix\n"); | |
1250 | return CMD_WARNING; | |
1251 | } | |
1252 | ||
1253 | struct pfx_record *matches = NULL; | |
1254 | unsigned int match_count = 0; | |
1255 | enum pfxv_state result; | |
1256 | ||
1257 | if (pfx_table_validate_r(rtr_config->pfx_table, &matches, &match_count, | |
1258 | asn, &addr, prefix->prefixlen, &result) | |
1259 | != PFX_SUCCESS) { | |
4d4c404b | 1260 | vty_out(vty, "Prefix lookup failed\n"); |
5d799192 MR |
1261 | return CMD_WARNING; |
1262 | } | |
1263 | ||
1264 | vty_out(vty, "%-40s %s %s\n", "Prefix", "Prefix Length", "Origin-AS"); | |
1265 | for (size_t i = 0; i < match_count; ++i) { | |
1266 | const struct pfx_record *record = &matches[i]; | |
1267 | ||
1268 | if (record->max_len >= prefix->prefixlen | |
c17140fd DS |
1269 | && ((asn != 0 && (uint32_t)asn == record->asn) |
1270 | || asn == 0)) { | |
5d799192 MR |
1271 | print_record(&matches[i], vty); |
1272 | } | |
1273 | } | |
1274 | ||
1275 | return CMD_SUCCESS; | |
1276 | } | |
1277 | ||
dabecd7c MR |
1278 | DEFUN (show_rpki_cache_server, |
1279 | show_rpki_cache_server_cmd, | |
1280 | "show rpki cache-server", | |
1281 | SHOW_STR | |
1282 | RPKI_OUTPUT_STRING | |
08f9cfb8 | 1283 | "SHOW configured cache server\n") |
dabecd7c MR |
1284 | { |
1285 | struct listnode *cache_node; | |
1286 | struct cache *cache; | |
1287 | ||
1288 | for (ALL_LIST_ELEMENTS_RO(cache_list, cache_node, cache)) { | |
745ae9c0 MR |
1289 | if (cache->type == TCP) { |
1290 | vty_out(vty, "host: %s port: %s\n", | |
1291 | cache->tr_config.tcp_config->host, | |
1292 | cache->tr_config.tcp_config->port); | |
1293 | ||
fef6fafa | 1294 | #if defined(FOUND_SSH) |
745ae9c0 MR |
1295 | } else if (cache->type == SSH) { |
1296 | vty_out(vty, | |
3efd0893 | 1297 | "host: %s port: %d username: %s server_hostkey_path: %s client_privkey_path: %s\n", |
745ae9c0 MR |
1298 | cache->tr_config.ssh_config->host, |
1299 | cache->tr_config.ssh_config->port, | |
1300 | cache->tr_config.ssh_config->username, | |
1301 | cache->tr_config.ssh_config | |
1302 | ->server_hostkey_path, | |
1303 | cache->tr_config.ssh_config | |
1304 | ->client_privkey_path); | |
fef6fafa | 1305 | #endif |
745ae9c0 | 1306 | } |
dabecd7c MR |
1307 | } |
1308 | ||
1309 | return CMD_SUCCESS; | |
1310 | } | |
1311 | ||
1312 | DEFUN (show_rpki_cache_connection, | |
1313 | show_rpki_cache_connection_cmd, | |
1314 | "show rpki cache-connection", | |
1315 | SHOW_STR | |
1316 | RPKI_OUTPUT_STRING | |
08f9cfb8 | 1317 | "Show to which RPKI Cache Servers we have a connection\n") |
dabecd7c | 1318 | { |
708b8053 DS |
1319 | if (!is_synchronized()) { |
1320 | vty_out(vty, "No connection to RPKI cache server.\n"); | |
1321 | ||
1322 | return CMD_SUCCESS; | |
1323 | } | |
1324 | ||
1325 | struct listnode *cache_node; | |
1326 | struct cache *cache; | |
1327 | struct rtr_mgr_group *group = get_connected_group(); | |
1328 | ||
1329 | if (!group) { | |
1330 | vty_out(vty, "Cannot find a connected group.\n"); | |
1331 | return CMD_SUCCESS; | |
1332 | } | |
1333 | vty_out(vty, "Connected to group %d\n", group->preference); | |
1334 | for (ALL_LIST_ELEMENTS_RO(cache_list, cache_node, cache)) { | |
1335 | if (cache->preference == group->preference) { | |
1336 | struct tr_tcp_config *tcp_config; | |
acd4a9f4 | 1337 | #if defined(FOUND_SSH) |
708b8053 | 1338 | struct tr_ssh_config *ssh_config; |
acd4a9f4 | 1339 | #endif |
dabecd7c | 1340 | |
708b8053 DS |
1341 | switch (cache->type) { |
1342 | case TCP: | |
1343 | tcp_config = cache->tr_config.tcp_config; | |
1344 | vty_out(vty, "rpki tcp cache %s %s pref %hhu\n", | |
1345 | tcp_config->host, tcp_config->port, | |
1346 | cache->preference); | |
1347 | break; | |
dabecd7c MR |
1348 | |
1349 | #if defined(FOUND_SSH) | |
708b8053 DS |
1350 | case SSH: |
1351 | ssh_config = cache->tr_config.ssh_config; | |
1352 | vty_out(vty, "rpki ssh cache %s %u pref %hhu\n", | |
1353 | ssh_config->host, ssh_config->port, | |
1354 | cache->preference); | |
1355 | break; | |
dabecd7c MR |
1356 | #endif |
1357 | ||
708b8053 DS |
1358 | default: |
1359 | break; | |
dabecd7c MR |
1360 | } |
1361 | } | |
dabecd7c MR |
1362 | } |
1363 | ||
1364 | return CMD_SUCCESS; | |
1365 | } | |
1366 | ||
791ded4a | 1367 | static int config_on_exit(struct vty *vty) |
dabecd7c | 1368 | { |
61a484a9 | 1369 | reset(false); |
791ded4a | 1370 | return 1; |
dabecd7c MR |
1371 | } |
1372 | ||
1373 | DEFUN (rpki_reset, | |
1374 | rpki_reset_cmd, | |
1375 | "rpki reset", | |
1376 | RPKI_OUTPUT_STRING | |
1377 | "reset rpki\n") | |
1378 | { | |
1379 | return reset(true) == SUCCESS ? CMD_SUCCESS : CMD_WARNING; | |
1380 | } | |
1381 | ||
1382 | DEFUN (debug_rpki, | |
1383 | debug_rpki_cmd, | |
1384 | "debug rpki", | |
1385 | DEBUG_STR | |
08f9cfb8 | 1386 | "Enable debugging for rpki\n") |
dabecd7c | 1387 | { |
0e3d96bf | 1388 | rpki_debug = true; |
dabecd7c MR |
1389 | return CMD_SUCCESS; |
1390 | } | |
1391 | ||
1392 | DEFUN (no_debug_rpki, | |
1393 | no_debug_rpki_cmd, | |
1394 | "no debug rpki", | |
1395 | NO_STR | |
1396 | DEBUG_STR | |
08f9cfb8 | 1397 | "Disable debugging for rpki\n") |
dabecd7c | 1398 | { |
0e3d96bf | 1399 | rpki_debug = false; |
dabecd7c MR |
1400 | return CMD_SUCCESS; |
1401 | } | |
1402 | ||
48cb7ea9 | 1403 | DEFUN_YANG (match_rpki, |
dabecd7c MR |
1404 | match_rpki_cmd, |
1405 | "match rpki <valid|invalid|notfound>", | |
1406 | MATCH_STR | |
1407 | RPKI_OUTPUT_STRING | |
1408 | "Valid prefix\n" | |
1409 | "Invalid prefix\n" | |
1410 | "Prefix not found\n") | |
1411 | { | |
48cb7ea9 SP |
1412 | const char *xpath = |
1413 | "./match-condition[condition='frr-bgp-route-map:rpki']"; | |
1414 | char xpath_value[XPATH_MAXLEN]; | |
69337c34 | 1415 | |
48cb7ea9 SP |
1416 | nb_cli_enqueue_change(vty, xpath, NB_OP_CREATE, NULL); |
1417 | snprintf(xpath_value, sizeof(xpath_value), | |
1418 | "%s/rmap-match-condition/frr-bgp-route-map:rpki", xpath); | |
1419 | nb_cli_enqueue_change(vty, xpath_value, NB_OP_MODIFY, argv[2]->arg); | |
1420 | ||
1421 | return nb_cli_apply_changes(vty, NULL); | |
dabecd7c MR |
1422 | } |
1423 | ||
48cb7ea9 | 1424 | DEFUN_YANG (no_match_rpki, |
dabecd7c MR |
1425 | no_match_rpki_cmd, |
1426 | "no match rpki <valid|invalid|notfound>", | |
1427 | NO_STR | |
1428 | MATCH_STR | |
1429 | RPKI_OUTPUT_STRING | |
1430 | "Valid prefix\n" | |
1431 | "Invalid prefix\n" | |
1432 | "Prefix not found\n") | |
1433 | { | |
48cb7ea9 SP |
1434 | const char *xpath = |
1435 | "./match-condition[condition='frr-bgp-route-map:rpki']"; | |
dabecd7c | 1436 | |
48cb7ea9 SP |
1437 | nb_cli_enqueue_change(vty, xpath, NB_OP_CREATE, NULL); |
1438 | return nb_cli_apply_changes(vty, NULL); | |
dabecd7c MR |
1439 | } |
1440 | ||
dabecd7c MR |
1441 | static void install_cli_commands(void) |
1442 | { | |
996c9314 | 1443 | // TODO: make config write work |
612c2c15 | 1444 | install_node(&rpki_node); |
dabecd7c | 1445 | install_default(RPKI_NODE); |
dabecd7c | 1446 | install_element(CONFIG_NODE, &rpki_cmd); |
9593708d | 1447 | install_element(ENABLE_NODE, &rpki_cmd); |
dabecd7c MR |
1448 | |
1449 | install_element(ENABLE_NODE, &bgp_rpki_start_cmd); | |
1450 | install_element(ENABLE_NODE, &bgp_rpki_stop_cmd); | |
1451 | ||
1452 | /* Install rpki reset command */ | |
1453 | install_element(RPKI_NODE, &rpki_reset_cmd); | |
1454 | ||
1455 | /* Install rpki polling period commands */ | |
1456 | install_element(RPKI_NODE, &rpki_polling_period_cmd); | |
1457 | install_element(RPKI_NODE, &no_rpki_polling_period_cmd); | |
1458 | ||
1459 | /* Install rpki expire interval commands */ | |
1460 | install_element(RPKI_NODE, &rpki_expire_interval_cmd); | |
1461 | install_element(RPKI_NODE, &no_rpki_expire_interval_cmd); | |
1462 | ||
1463 | /* Install rpki retry interval commands */ | |
1464 | install_element(RPKI_NODE, &rpki_retry_interval_cmd); | |
1465 | install_element(RPKI_NODE, &no_rpki_retry_interval_cmd); | |
1466 | ||
dabecd7c MR |
1467 | /* Install rpki cache commands */ |
1468 | install_element(RPKI_NODE, &rpki_cache_cmd); | |
1469 | install_element(RPKI_NODE, &no_rpki_cache_cmd); | |
1470 | ||
1471 | /* Install show commands */ | |
9593708d | 1472 | install_element(VIEW_NODE, &show_rpki_prefix_table_cmd); |
1473 | install_element(VIEW_NODE, &show_rpki_cache_connection_cmd); | |
1474 | install_element(VIEW_NODE, &show_rpki_cache_server_cmd); | |
1475 | install_element(VIEW_NODE, &show_rpki_prefix_cmd); | |
02334bb2 | 1476 | install_element(VIEW_NODE, &show_rpki_as_number_cmd); |
dabecd7c MR |
1477 | |
1478 | /* Install debug commands */ | |
1479 | install_element(CONFIG_NODE, &debug_rpki_cmd); | |
1480 | install_element(ENABLE_NODE, &debug_rpki_cmd); | |
1481 | install_element(CONFIG_NODE, &no_debug_rpki_cmd); | |
1482 | install_element(ENABLE_NODE, &no_debug_rpki_cmd); | |
1483 | ||
1484 | /* Install route match */ | |
1485 | route_map_install_match(&route_match_rpki_cmd); | |
1486 | install_element(RMAP_NODE, &match_rpki_cmd); | |
1487 | install_element(RMAP_NODE, &no_match_rpki_cmd); | |
1488 | } | |
1489 | ||
1490 | FRR_MODULE_SETUP(.name = "bgpd_rpki", .version = "0.3.6", | |
1491 | .description = "Enable RPKI support for FRR.", | |
80413c20 DL |
1492 | .init = bgp_rpki_module_init, |
1493 | ); |