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274a4a44 | 1 | /* |
9547b5d0 QY |
2 | * CLI backend interface. |
3 | * | |
4 | * -- | |
5 | * Copyright (C) 2016 Cumulus Networks, Inc. | |
6 | * Copyright (C) 1997, 98, 99 Kunihiro Ishiguro | |
7 | * Copyright (C) 2013 by Open Source Routing. | |
8 | * Copyright (C) 2013 by Internet Systems Consortium, Inc. ("ISC") | |
9 | * | |
10 | * This file is part of GNU Zebra. | |
11 | * | |
12 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
13 | * under the terms of the GNU General Public License as published by the | |
14 | * Free Software Foundation; either version 2, or (at your option) any | |
15 | * later version. | |
16 | * | |
17 | * GNU Zebra is distributed in the hope that it will be useful, but | |
18 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
20 | * General Public License for more details. | |
21 | * | |
896014f4 DL |
22 | * You should have received a copy of the GNU General Public License along |
23 | * with this program; see the file COPYING; if not, write to the Free Software | |
24 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
9547b5d0 | 25 | */ |
718e3744 | 26 | |
27 | #include <zebra.h> | |
fe011935 | 28 | #include <lib/version.h> |
718e3744 | 29 | |
fe011935 QY |
30 | #include "command.h" |
31 | #include "frrstr.h" | |
718e3744 | 32 | #include "memory.h" |
33 | #include "log.h" | |
0bdeb5e5 | 34 | #include "log_vty.h" |
9ab6812d | 35 | #include "thread.h" |
b21b19c5 | 36 | #include "vector.h" |
d0bfb22c | 37 | #include "linklist.h" |
b21b19c5 | 38 | #include "vty.h" |
354d119a | 39 | #include "workqueue.h" |
19dc275e | 40 | #include "vrf.h" |
d0bfb22c | 41 | #include "command_match.h" |
5894e76d | 42 | #include "command_graph.h" |
1bf9f027 | 43 | #include "qobj.h" |
8efe88ea | 44 | #include "defaults.h" |
9eed278b | 45 | #include "libfrr.h" |
bd74dc61 | 46 | #include "jhash.h" |
01e24c4a | 47 | #include "hook.h" |
481bc15f | 48 | #include "lib_errors.h" |
1c2facd1 | 49 | #include "northbound_cli.h" |
5920b3eb | 50 | #include "network.h" |
cf00164b | 51 | #include "routemap.h" |
d0bfb22c | 52 | |
3d19ffc5 QY |
53 | #include "frrscript.h" |
54 | ||
bf8d3d6a DL |
55 | DEFINE_MTYPE_STATIC(LIB, HOST, "Host config"); |
56 | DEFINE_MTYPE(LIB, COMPLETION, "Completion item"); | |
4a1ab8e4 | 57 | |
26fbe472 QY |
58 | #define item(x) \ |
59 | { \ | |
60 | x, #x \ | |
61 | } | |
62 | ||
63 | /* clang-format off */ | |
64 | const struct message tokennames[] = { | |
65 | item(WORD_TKN), | |
66 | item(VARIABLE_TKN), | |
67 | item(RANGE_TKN), | |
68 | item(IPV4_TKN), | |
69 | item(IPV4_PREFIX_TKN), | |
70 | item(IPV6_TKN), | |
71 | item(IPV6_PREFIX_TKN), | |
72 | item(MAC_TKN), | |
73 | item(MAC_PREFIX_TKN), | |
74 | item(FORK_TKN), | |
75 | item(JOIN_TKN), | |
76 | item(START_TKN), | |
77 | item(END_TKN), | |
90c8406c | 78 | item(NEG_ONLY_TKN), |
26fbe472 QY |
79 | {0}, |
80 | }; | |
26fbe472 | 81 | /* clang-format on */ |
a83a5331 | 82 | |
718e3744 | 83 | /* Command vector which includes some level of command lists. Normally |
84 | each daemon maintains each own cmdvec. */ | |
eb820afe | 85 | vector cmdvec = NULL; |
718e3744 | 86 | |
87 | /* Host information structure. */ | |
88 | struct host host; | |
89 | ||
0e06eb8b DL |
90 | /* for vtysh, put together CLI trees only when switching into node */ |
91 | static bool defer_cli_tree; | |
92 | ||
419cd5a0 MK |
93 | /* |
94 | * Returns host.name if any, otherwise | |
95 | * it returns the system hostname. | |
96 | */ | |
6b3ee3a0 | 97 | const char *cmd_hostname_get(void) |
419cd5a0 MK |
98 | { |
99 | return host.name; | |
100 | } | |
101 | ||
102 | /* | |
103 | * Returns unix domainname | |
104 | */ | |
6b3ee3a0 | 105 | const char *cmd_domainname_get(void) |
419cd5a0 MK |
106 | { |
107 | return host.domainname; | |
108 | } | |
109 | ||
46b48b33 DS |
110 | const char *cmd_system_get(void) |
111 | { | |
112 | return host.system; | |
113 | } | |
114 | ||
115 | const char *cmd_release_get(void) | |
116 | { | |
117 | return host.release; | |
118 | } | |
119 | ||
120 | const char *cmd_version_get(void) | |
121 | { | |
122 | return host.version; | |
123 | } | |
124 | ||
ac156aec DA |
125 | bool cmd_allow_reserved_ranges_get(void) |
126 | { | |
127 | return host.allow_reserved_ranges; | |
128 | } | |
129 | ||
791ded4a DL |
130 | static int root_on_exit(struct vty *vty); |
131 | ||
718e3744 | 132 | /* Standard command node structures. */ |
d62a17ae | 133 | static struct cmd_node auth_node = { |
f4b8291f | 134 | .name = "auth", |
62b346ee DL |
135 | .node = AUTH_NODE, |
136 | .prompt = "Password: ", | |
718e3744 | 137 | }; |
138 | ||
d62a17ae | 139 | static struct cmd_node view_node = { |
f4b8291f | 140 | .name = "view", |
62b346ee DL |
141 | .node = VIEW_NODE, |
142 | .prompt = "%s> ", | |
791ded4a | 143 | .node_exit = root_on_exit, |
718e3744 | 144 | }; |
145 | ||
d62a17ae | 146 | static struct cmd_node auth_enable_node = { |
f4b8291f | 147 | .name = "auth enable", |
62b346ee DL |
148 | .node = AUTH_ENABLE_NODE, |
149 | .prompt = "Password: ", | |
718e3744 | 150 | }; |
151 | ||
d62a17ae | 152 | static struct cmd_node enable_node = { |
f4b8291f | 153 | .name = "enable", |
62b346ee DL |
154 | .node = ENABLE_NODE, |
155 | .prompt = "%s# ", | |
791ded4a | 156 | .node_exit = root_on_exit, |
718e3744 | 157 | }; |
158 | ||
612c2c15 | 159 | static int config_write_host(struct vty *vty); |
62b346ee | 160 | static struct cmd_node config_node = { |
f4b8291f | 161 | .name = "config", |
62b346ee | 162 | .node = CONFIG_NODE, |
24389580 | 163 | .parent_node = ENABLE_NODE, |
62b346ee | 164 | .prompt = "%s(config)# ", |
612c2c15 | 165 | .config_write = config_write_host, |
791ded4a | 166 | .node_exit = vty_config_node_exit, |
62b346ee | 167 | }; |
6590f2c3 | 168 | |
cb585b65 | 169 | /* This is called from main when a daemon is invoked with -v or --version. */ |
d62a17ae | 170 | void print_version(const char *progname) |
6590f2c3 | 171 | { |
d62a17ae | 172 | printf("%s version %s\n", progname, FRR_VERSION); |
173 | printf("%s\n", FRR_COPYRIGHT); | |
e063f271 | 174 | #ifdef ENABLE_VERSION_BUILD_CONFIG |
d62a17ae | 175 | printf("configured with:\n\t%s\n", FRR_CONFIG_ARGS); |
e063f271 | 176 | #endif |
6590f2c3 | 177 | } |
178 | ||
d62a17ae | 179 | char *argv_concat(struct cmd_token **argv, int argc, int shift) |
180 | { | |
a6a87d63 | 181 | int cnt = MAX(argc - shift, 0); |
182 | const char *argstr[cnt + 1]; | |
183 | ||
184 | if (!cnt) | |
185 | return NULL; | |
fe011935 QY |
186 | |
187 | for (int i = 0; i < cnt; i++) | |
188 | argstr[i] = argv[i + shift]->arg; | |
189 | ||
190 | return frrstr_join(argstr, cnt, " "); | |
191 | } | |
192 | ||
193 | vector cmd_make_strvec(const char *string) | |
194 | { | |
195 | if (!string) | |
d62a17ae | 196 | return NULL; |
fe011935 QY |
197 | |
198 | const char *copy = string; | |
199 | ||
200 | /* skip leading whitespace */ | |
fefa5e0f | 201 | while (isspace((unsigned char)*copy) && *copy != '\0') |
fe011935 QY |
202 | copy++; |
203 | ||
204 | /* if the entire string was whitespace or a comment, return */ | |
205 | if (*copy == '\0' || *copy == '!' || *copy == '#') | |
206 | return NULL; | |
207 | ||
0a334343 | 208 | vector result = frrstr_split_vec(copy, "\n\r\t "); |
fe011935 QY |
209 | |
210 | for (unsigned int i = 0; i < vector_active(result); i++) { | |
211 | if (strlen(vector_slot(result, i)) == 0) { | |
212 | XFREE(MTYPE_TMP, vector_slot(result, i)); | |
f428cb8a | 213 | vector_unset(result, i); |
fe011935 | 214 | } |
d62a17ae | 215 | } |
f428cb8a QY |
216 | |
217 | vector_compact(result); | |
218 | ||
fe011935 QY |
219 | return result; |
220 | } | |
221 | ||
222 | void cmd_free_strvec(vector v) | |
223 | { | |
224 | frrstr_strvec_free(v); | |
718e3744 | 225 | } |
226 | ||
ae19d7dd QY |
227 | /** |
228 | * Convenience function for accessing argv data. | |
229 | * | |
230 | * @param argc | |
231 | * @param argv | |
232 | * @param text definition snippet of the desired token | |
233 | * @param index the starting index, and where to store the | |
234 | * index of the found token if it exists | |
235 | * @return 1 if found, 0 otherwise | |
236 | */ | |
d62a17ae | 237 | int argv_find(struct cmd_token **argv, int argc, const char *text, int *index) |
ae19d7dd | 238 | { |
d62a17ae | 239 | int found = 0; |
240 | for (int i = *index; i < argc && found == 0; i++) | |
241 | if ((found = strmatch(text, argv[i]->text))) | |
242 | *index = i; | |
243 | return found; | |
ae19d7dd QY |
244 | } |
245 | ||
d8b87afe | 246 | static unsigned int cmd_hash_key(const void *p) |
274f29b2 | 247 | { |
bd74dc61 DS |
248 | int size = sizeof(p); |
249 | ||
250 | return jhash(p, size, 0); | |
274f29b2 PJ |
251 | } |
252 | ||
74df8d6d | 253 | static bool cmd_hash_cmp(const void *a, const void *b) |
274f29b2 | 254 | { |
d62a17ae | 255 | return a == b; |
274f29b2 PJ |
256 | } |
257 | ||
718e3744 | 258 | /* Install top node of command vector. */ |
612c2c15 | 259 | void install_node(struct cmd_node *node) |
718e3744 | 260 | { |
c81d78cf DS |
261 | #define CMD_HASH_STR_SIZE 256 |
262 | char hash_name[CMD_HASH_STR_SIZE]; | |
263 | ||
d62a17ae | 264 | vector_set_index(cmdvec, node->node, node); |
d62a17ae | 265 | node->cmdgraph = graph_new(); |
266 | node->cmd_vector = vector_init(VECTOR_MIN_SIZE); | |
267 | // add start node | |
9eebf97e | 268 | struct cmd_token *token = cmd_token_new(START_TKN, 0, NULL, NULL); |
d62a17ae | 269 | graph_new_node(node->cmdgraph, token, |
270 | (void (*)(void *)) & cmd_token_del); | |
c81d78cf DS |
271 | |
272 | snprintf(hash_name, sizeof(hash_name), "Command Hash: %s", node->name); | |
273 | node->cmd_hash = | |
274 | hash_create_size(16, cmd_hash_key, cmd_hash_cmp, hash_name); | |
718e3744 | 275 | } |
276 | ||
718e3744 | 277 | /* Return prompt character of specified node. */ |
d62a17ae | 278 | const char *cmd_prompt(enum node_type node) |
718e3744 | 279 | { |
d62a17ae | 280 | struct cmd_node *cnode; |
718e3744 | 281 | |
d62a17ae | 282 | cnode = vector_slot(cmdvec, node); |
283 | return cnode->prompt; | |
718e3744 | 284 | } |
285 | ||
0e06eb8b DL |
286 | void cmd_defer_tree(bool val) |
287 | { | |
288 | defer_cli_tree = val; | |
289 | } | |
290 | ||
718e3744 | 291 | /* Install a command into a node. */ |
01485adb | 292 | void _install_element(enum node_type ntype, const struct cmd_element *cmd) |
718e3744 | 293 | { |
d62a17ae | 294 | struct cmd_node *cnode; |
d0bfb22c | 295 | |
d62a17ae | 296 | /* cmd_init hasn't been called */ |
297 | if (!cmdvec) { | |
298 | fprintf(stderr, "%s called before cmd_init, breakage likely\n", | |
299 | __func__); | |
300 | return; | |
301 | } | |
ebacb4ed | 302 | |
3cbb67f2 | 303 | cnode = vector_lookup(cmdvec, ntype); |
718e3744 | 304 | |
d62a17ae | 305 | if (cnode == NULL) { |
306 | fprintf(stderr, | |
3cbb67f2 | 307 | "%s[%s]:\n" |
f4b8291f | 308 | "\tnode %d does not exist.\n" |
3cbb67f2 | 309 | "\tplease call install_node() before install_element()\n", |
f4b8291f | 310 | cmd->name, cmd->string, ntype); |
d62a17ae | 311 | exit(EXIT_FAILURE); |
312 | } | |
ebacb4ed | 313 | |
154e9ca1 | 314 | if (hash_lookup(cnode->cmd_hash, (void *)cmd) != NULL) { |
d62a17ae | 315 | fprintf(stderr, |
3cbb67f2 DL |
316 | "%s[%s]:\n" |
317 | "\tnode %d (%s) already has this command installed.\n" | |
318 | "\tduplicate install_element call?\n", | |
f4b8291f | 319 | cmd->name, cmd->string, ntype, cnode->name); |
d62a17ae | 320 | return; |
321 | } | |
ebacb4ed | 322 | |
8e3aae66 | 323 | (void)hash_get(cnode->cmd_hash, (void *)cmd, hash_alloc_intern); |
ebacb4ed | 324 | |
0e06eb8b DL |
325 | if (cnode->graph_built || !defer_cli_tree) { |
326 | struct graph *graph = graph_new(); | |
327 | struct cmd_token *token = | |
9eebf97e | 328 | cmd_token_new(START_TKN, 0, NULL, NULL); |
0e06eb8b DL |
329 | graph_new_node(graph, token, |
330 | (void (*)(void *)) & cmd_token_del); | |
331 | ||
332 | cmd_graph_parse(graph, cmd); | |
333 | cmd_graph_names(graph); | |
334 | cmd_graph_merge(cnode->cmdgraph, graph, +1); | |
335 | graph_delete_graph(graph); | |
336 | ||
337 | cnode->graph_built = true; | |
338 | } | |
339 | ||
340 | vector_set(cnode->cmd_vector, (void *)cmd); | |
341 | ||
342 | if (ntype == VIEW_NODE) | |
343 | _install_element(ENABLE_NODE, cmd); | |
344 | } | |
345 | ||
346 | static void cmd_finalize_iter(struct hash_bucket *hb, void *arg) | |
347 | { | |
348 | struct cmd_node *cnode = arg; | |
349 | const struct cmd_element *cmd = hb->data; | |
d62a17ae | 350 | struct graph *graph = graph_new(); |
9eebf97e | 351 | struct cmd_token *token = cmd_token_new(START_TKN, 0, NULL, NULL); |
0e06eb8b | 352 | |
d62a17ae | 353 | graph_new_node(graph, token, (void (*)(void *)) & cmd_token_del); |
de8f7a39 | 354 | |
d62a17ae | 355 | cmd_graph_parse(graph, cmd); |
356 | cmd_graph_names(graph); | |
357 | cmd_graph_merge(cnode->cmdgraph, graph, +1); | |
358 | graph_delete_graph(graph); | |
0e06eb8b | 359 | } |
de8f7a39 | 360 | |
0e06eb8b DL |
361 | void cmd_finalize_node(struct cmd_node *cnode) |
362 | { | |
363 | if (cnode->graph_built) | |
364 | return; | |
735e62a0 | 365 | |
0e06eb8b DL |
366 | hash_iterate(cnode->cmd_hash, cmd_finalize_iter, cnode); |
367 | cnode->graph_built = true; | |
718e3744 | 368 | } |
369 | ||
154e9ca1 | 370 | void uninstall_element(enum node_type ntype, const struct cmd_element *cmd) |
de8f7a39 | 371 | { |
d62a17ae | 372 | struct cmd_node *cnode; |
de8f7a39 | 373 | |
d62a17ae | 374 | /* cmd_init hasn't been called */ |
375 | if (!cmdvec) { | |
376 | fprintf(stderr, "%s called before cmd_init, breakage likely\n", | |
377 | __func__); | |
378 | return; | |
379 | } | |
de8f7a39 | 380 | |
3cbb67f2 | 381 | cnode = vector_lookup(cmdvec, ntype); |
de8f7a39 | 382 | |
d62a17ae | 383 | if (cnode == NULL) { |
384 | fprintf(stderr, | |
3cbb67f2 | 385 | "%s[%s]:\n" |
f4b8291f | 386 | "\tnode %d does not exist.\n" |
3cbb67f2 | 387 | "\tplease call install_node() before uninstall_element()\n", |
f4b8291f | 388 | cmd->name, cmd->string, ntype); |
d62a17ae | 389 | exit(EXIT_FAILURE); |
390 | } | |
de8f7a39 | 391 | |
154e9ca1 | 392 | if (hash_release(cnode->cmd_hash, (void *)cmd) == NULL) { |
d62a17ae | 393 | fprintf(stderr, |
3cbb67f2 DL |
394 | "%s[%s]:\n" |
395 | "\tnode %d (%s) does not have this command installed.\n" | |
396 | "\tduplicate uninstall_element call?\n", | |
f4b8291f | 397 | cmd->name, cmd->string, ntype, cnode->name); |
d62a17ae | 398 | return; |
399 | } | |
de8f7a39 | 400 | |
154e9ca1 | 401 | vector_unset_value(cnode->cmd_vector, (void *)cmd); |
de8f7a39 | 402 | |
0e06eb8b DL |
403 | if (cnode->graph_built) { |
404 | struct graph *graph = graph_new(); | |
405 | struct cmd_token *token = | |
9eebf97e | 406 | cmd_token_new(START_TKN, 0, NULL, NULL); |
0e06eb8b DL |
407 | graph_new_node(graph, token, |
408 | (void (*)(void *)) & cmd_token_del); | |
409 | ||
410 | cmd_graph_parse(graph, cmd); | |
411 | cmd_graph_names(graph); | |
412 | cmd_graph_merge(cnode->cmdgraph, graph, -1); | |
413 | graph_delete_graph(graph); | |
414 | } | |
de8f7a39 | 415 | |
d62a17ae | 416 | if (ntype == VIEW_NODE) |
417 | uninstall_element(ENABLE_NODE, cmd); | |
de8f7a39 DL |
418 | } |
419 | ||
420 | ||
2d362d10 | 421 | static const unsigned char itoa64[] = |
d62a17ae | 422 | "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
718e3744 | 423 | |
d62a17ae | 424 | static void to64(char *s, long v, int n) |
718e3744 | 425 | { |
d62a17ae | 426 | while (--n >= 0) { |
427 | *s++ = itoa64[v & 0x3f]; | |
428 | v >>= 6; | |
429 | } | |
718e3744 | 430 | } |
431 | ||
d62a17ae | 432 | static char *zencrypt(const char *passwd) |
718e3744 | 433 | { |
d62a17ae | 434 | char salt[6]; |
435 | struct timeval tv; | |
718e3744 | 436 | |
d62a17ae | 437 | gettimeofday(&tv, 0); |
d0bfb22c | 438 | |
5920b3eb | 439 | to64(&salt[0], frr_weak_random(), 3); |
d62a17ae | 440 | to64(&salt[3], tv.tv_usec, 3); |
441 | salt[5] = '\0'; | |
718e3744 | 442 | |
d62a17ae | 443 | return crypt(passwd, salt); |
718e3744 | 444 | } |
445 | ||
0bdeb5e5 DL |
446 | static bool full_cli; |
447 | ||
718e3744 | 448 | /* This function write configuration of this host. */ |
d62a17ae | 449 | static int config_write_host(struct vty *vty) |
450 | { | |
a7141b85 | 451 | const char *name; |
d62a17ae | 452 | |
a7141b85 DS |
453 | name = cmd_hostname_get(); |
454 | if (name && name[0] != '\0') | |
455 | vty_out(vty, "hostname %s\n", name); | |
456 | ||
457 | name = cmd_domainname_get(); | |
458 | if (name && name[0] != '\0') | |
459 | vty_out(vty, "domainname %s\n", name); | |
3b103fec | 460 | |
ac156aec DA |
461 | if (cmd_allow_reserved_ranges_get()) |
462 | vty_out(vty, "allow-reserved-ranges\n"); | |
463 | ||
0204baa8 | 464 | /* The following are all configuration commands that are not sent to |
3518f352 DS |
465 | * watchfrr. For instance watchfrr is hardcoded to log to syslog so |
466 | * we would always display 'log syslog informational' in the config | |
467 | * which would cause other daemons to then switch to syslog when they | |
468 | * parse frr.conf. | |
469 | */ | |
0bdeb5e5 | 470 | if (full_cli) { |
0204baa8 DW |
471 | if (host.encrypt) { |
472 | if (host.password_encrypt) | |
3518f352 DS |
473 | vty_out(vty, "password 8 %s\n", |
474 | host.password_encrypt); | |
0204baa8 DW |
475 | if (host.enable_encrypt) |
476 | vty_out(vty, "enable password 8 %s\n", | |
477 | host.enable_encrypt); | |
478 | } else { | |
479 | if (host.password) | |
480 | vty_out(vty, "password %s\n", host.password); | |
481 | if (host.enable) | |
3518f352 DS |
482 | vty_out(vty, "enable password %s\n", |
483 | host.enable); | |
0204baa8 | 484 | } |
0bdeb5e5 | 485 | log_config_write(vty); |
d62a17ae | 486 | |
45f01188 DL |
487 | /* print disable always, but enable only if default is flipped |
488 | * => prep for future removal of compile-time knob | |
489 | */ | |
490 | if (!cputime_enabled) | |
491 | vty_out(vty, "no service cputime-stats\n"); | |
492 | #ifdef EXCLUDE_CPU_TIME | |
493 | else | |
494 | vty_out(vty, "service cputime-stats\n"); | |
495 | #endif | |
496 | ||
497 | if (!cputime_threshold) | |
498 | vty_out(vty, "no service cputime-warning\n"); | |
499 | #if defined(CONSUMED_TIME_CHECK) && CONSUMED_TIME_CHECK != 5000000 | |
500 | else /* again, always print non-default */ | |
501 | #else | |
502 | else if (cputime_threshold != 5000000) | |
503 | #endif | |
504 | vty_out(vty, "service cputime-warning %lu\n", | |
505 | cputime_threshold); | |
506 | ||
507 | if (!walltime_threshold) | |
508 | vty_out(vty, "no service walltime-warning\n"); | |
509 | #if defined(CONSUMED_TIME_CHECK) && CONSUMED_TIME_CHECK != 5000000 | |
510 | else /* again, always print non-default */ | |
511 | #else | |
512 | else if (walltime_threshold != 5000000) | |
513 | #endif | |
514 | vty_out(vty, "service walltime-warning %lu\n", | |
515 | walltime_threshold); | |
516 | ||
0204baa8 DW |
517 | if (host.advanced) |
518 | vty_out(vty, "service advanced-vty\n"); | |
d62a17ae | 519 | |
0204baa8 DW |
520 | if (host.encrypt) |
521 | vty_out(vty, "service password-encryption\n"); | |
d62a17ae | 522 | |
0204baa8 | 523 | if (host.lines >= 0) |
3518f352 DS |
524 | vty_out(vty, "service terminal-length %d\n", |
525 | host.lines); | |
d62a17ae | 526 | |
0204baa8 DW |
527 | if (host.motdfile) |
528 | vty_out(vty, "banner motd file %s\n", host.motdfile); | |
19d61463 DA |
529 | else if (host.motd |
530 | && strncmp(host.motd, FRR_DEFAULT_MOTD, | |
531 | strlen(host.motd))) | |
532 | vty_out(vty, "banner motd line %s\n", host.motd); | |
0204baa8 DW |
533 | else if (!host.motd) |
534 | vty_out(vty, "no banner motd\n"); | |
535 | } | |
d62a17ae | 536 | |
9eed278b DL |
537 | if (debug_memstats_at_exit) |
538 | vty_out(vty, "!\ndebug memstats-at-exit\n"); | |
539 | ||
d62a17ae | 540 | return 1; |
718e3744 | 541 | } |
542 | ||
d0bfb22c | 543 | /* Utility function for getting command graph. */ |
d62a17ae | 544 | static struct graph *cmd_node_graph(vector v, enum node_type ntype) |
718e3744 | 545 | { |
d62a17ae | 546 | struct cmd_node *cnode = vector_slot(v, ntype); |
0e06eb8b DL |
547 | |
548 | cmd_finalize_node(cnode); | |
d62a17ae | 549 | return cnode->cmdgraph; |
718e3744 | 550 | } |
551 | ||
d62a17ae | 552 | static int cmd_try_do_shortcut(enum node_type node, char *first_word) |
553 | { | |
554 | if (first_word != NULL && node != AUTH_NODE && node != VIEW_NODE | |
555 | && node != AUTH_ENABLE_NODE && 0 == strcmp("do", first_word)) | |
556 | return 1; | |
557 | return 0; | |
718e3744 | 558 | } |
559 | ||
d0bfb22c QY |
560 | /** |
561 | * Compare function for cmd_token. | |
562 | * Used with qsort to sort command completions. | |
563 | */ | |
d62a17ae | 564 | static int compare_completions(const void *fst, const void *snd) |
718e3744 | 565 | { |
36de6e0e A |
566 | const struct cmd_token *first = *(const struct cmd_token * const *)fst, |
567 | *secnd = *(const struct cmd_token * const *)snd; | |
d62a17ae | 568 | return strcmp(first->text, secnd->text); |
718e3744 | 569 | } |
570 | ||
d0bfb22c QY |
571 | /** |
572 | * Takes a list of completions returned by command_complete, | |
573 | * dedeuplicates them based on both text and description, | |
6011c1b2 QY |
574 | * sorts them, and returns them as a vector. |
575 | * | |
576 | * @param completions linked list of cmd_token | |
577 | * @return deduplicated and sorted vector with | |
d0bfb22c | 578 | */ |
d62a17ae | 579 | vector completions_to_vec(struct list *completions) |
580 | { | |
581 | vector comps = vector_init(VECTOR_MIN_SIZE); | |
582 | ||
583 | struct listnode *ln; | |
584 | struct cmd_token *token, *cr = NULL; | |
585 | unsigned int i, exists; | |
586 | for (ALL_LIST_ELEMENTS_RO(completions, ln, token)) { | |
587 | if (token->type == END_TKN && (cr = token)) | |
588 | continue; | |
589 | ||
590 | // linear search for token in completions vector | |
591 | exists = 0; | |
592 | for (i = 0; i < vector_active(comps) && !exists; i++) { | |
593 | struct cmd_token *curr = vector_slot(comps, i); | |
53205694 | 594 | #ifdef VTYSH_DEBUG |
d62a17ae | 595 | exists = !strcmp(curr->text, token->text) |
596 | && !strcmp(curr->desc, token->desc); | |
53205694 | 597 | #else |
d62a17ae | 598 | exists = !strcmp(curr->text, token->text); |
53205694 | 599 | #endif /* VTYSH_DEBUG */ |
d62a17ae | 600 | } |
909a2155 | 601 | |
d62a17ae | 602 | if (!exists) |
603 | vector_set(comps, token); | |
604 | } | |
cd40b329 | 605 | |
d62a17ae | 606 | // sort completions |
607 | qsort(comps->index, vector_active(comps), sizeof(void *), | |
608 | &compare_completions); | |
cd40b329 | 609 | |
d62a17ae | 610 | // make <cr> the first element, if it is present |
611 | if (cr) { | |
612 | vector_set_index(comps, vector_active(comps), NULL); | |
613 | memmove(comps->index + 1, comps->index, | |
614 | (comps->alloced - 1) * sizeof(void *)); | |
615 | vector_set_index(comps, 0, cr); | |
616 | } | |
6011c1b2 | 617 | |
d62a17ae | 618 | return comps; |
cd40b329 | 619 | } |
d0bfb22c QY |
620 | /** |
621 | * Generates a vector of cmd_token representing possible completions | |
622 | * on the current input. | |
623 | * | |
624 | * @param vline the vectorized input line | |
625 | * @param vty the vty with the node to match on | |
626 | * @param status pointer to matcher status code | |
ebacb4ed | 627 | * @return vector of struct cmd_token * with possible completions |
d0bfb22c | 628 | */ |
d62a17ae | 629 | static vector cmd_complete_command_real(vector vline, struct vty *vty, |
630 | int *status) | |
cd40b329 | 631 | { |
d62a17ae | 632 | struct list *completions; |
633 | struct graph *cmdgraph = cmd_node_graph(cmdvec, vty->node); | |
cd40b329 | 634 | |
d62a17ae | 635 | enum matcher_rv rv = command_complete(cmdgraph, vline, &completions); |
cd40b329 | 636 | |
d62a17ae | 637 | if (MATCHER_ERROR(rv)) { |
638 | *status = CMD_ERR_NO_MATCH; | |
639 | return NULL; | |
640 | } | |
b92938a7 | 641 | |
d62a17ae | 642 | vector comps = completions_to_vec(completions); |
6a154c88 | 643 | list_delete(&completions); |
b92938a7 | 644 | |
d62a17ae | 645 | // set status code appropriately |
646 | switch (vector_active(comps)) { | |
647 | case 0: | |
648 | *status = CMD_ERR_NO_MATCH; | |
649 | break; | |
650 | case 1: | |
651 | *status = CMD_COMPLETE_FULL_MATCH; | |
652 | break; | |
653 | default: | |
654 | *status = CMD_COMPLETE_LIST_MATCH; | |
655 | } | |
718e3744 | 656 | |
d62a17ae | 657 | return comps; |
d0bfb22c | 658 | } |
718e3744 | 659 | |
d62a17ae | 660 | vector cmd_describe_command(vector vline, struct vty *vty, int *status) |
d0bfb22c | 661 | { |
d62a17ae | 662 | vector ret; |
718e3744 | 663 | |
d62a17ae | 664 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { |
665 | enum node_type onode; | |
1c2facd1 | 666 | int orig_xpath_index; |
d62a17ae | 667 | vector shifted_vline; |
668 | unsigned int index; | |
718e3744 | 669 | |
d62a17ae | 670 | onode = vty->node; |
1c2facd1 | 671 | orig_xpath_index = vty->xpath_index; |
d62a17ae | 672 | vty->node = ENABLE_NODE; |
1c2facd1 | 673 | vty->xpath_index = 0; |
d62a17ae | 674 | /* We can try it on enable node, cos' the vty is authenticated |
675 | */ | |
718e3744 | 676 | |
d62a17ae | 677 | shifted_vline = vector_init(vector_count(vline)); |
678 | /* use memcpy? */ | |
679 | for (index = 1; index < vector_active(vline); index++) { | |
680 | vector_set_index(shifted_vline, index - 1, | |
681 | vector_lookup(vline, index)); | |
682 | } | |
718e3744 | 683 | |
d62a17ae | 684 | ret = cmd_complete_command_real(shifted_vline, vty, status); |
d0bfb22c | 685 | |
d62a17ae | 686 | vector_free(shifted_vline); |
687 | vty->node = onode; | |
1c2facd1 | 688 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 689 | return ret; |
690 | } | |
718e3744 | 691 | |
d62a17ae | 692 | return cmd_complete_command_real(vline, vty, status); |
718e3744 | 693 | } |
694 | ||
70d44c5c DL |
695 | static struct list *varhandlers = NULL; |
696 | ||
d62a17ae | 697 | void cmd_variable_complete(struct cmd_token *token, const char *arg, |
698 | vector comps) | |
699 | { | |
700 | struct listnode *ln; | |
701 | const struct cmd_variable_handler *cvh; | |
702 | size_t i, argsz; | |
703 | vector tmpcomps; | |
704 | ||
705 | tmpcomps = arg ? vector_init(VECTOR_MIN_SIZE) : comps; | |
706 | ||
707 | for (ALL_LIST_ELEMENTS_RO(varhandlers, ln, cvh)) { | |
708 | if (cvh->tokenname && strcmp(cvh->tokenname, token->text)) | |
709 | continue; | |
9d303b37 DL |
710 | if (cvh->varname && (!token->varname |
711 | || strcmp(cvh->varname, token->varname))) | |
d62a17ae | 712 | continue; |
713 | cvh->completions(tmpcomps, token); | |
714 | break; | |
715 | } | |
716 | ||
717 | if (!arg) | |
718 | return; | |
719 | ||
720 | argsz = strlen(arg); | |
721 | for (i = vector_active(tmpcomps); i; i--) { | |
722 | char *item = vector_slot(tmpcomps, i - 1); | |
723 | if (strlen(item) >= argsz && !strncmp(item, arg, argsz)) | |
724 | vector_set(comps, item); | |
725 | else | |
726 | XFREE(MTYPE_COMPLETION, item); | |
727 | } | |
728 | vector_free(tmpcomps); | |
70d44c5c DL |
729 | } |
730 | ||
1a0f614d QY |
731 | #define AUTOCOMP_INDENT 5 |
732 | ||
d62a17ae | 733 | char *cmd_variable_comp2str(vector comps, unsigned short cols) |
1a0f614d | 734 | { |
d62a17ae | 735 | size_t bsz = 16; |
736 | char *buf = XCALLOC(MTYPE_TMP, bsz); | |
737 | int lc = AUTOCOMP_INDENT; | |
738 | size_t cs = AUTOCOMP_INDENT; | |
739 | size_t itemlen; | |
740 | snprintf(buf, bsz, "%*s", AUTOCOMP_INDENT, ""); | |
741 | for (size_t j = 0; j < vector_active(comps); j++) { | |
742 | char *item = vector_slot(comps, j); | |
743 | itemlen = strlen(item); | |
1a0f614d | 744 | |
d62a17ae | 745 | if (cs + itemlen + AUTOCOMP_INDENT + 3 >= bsz) |
746 | buf = XREALLOC(MTYPE_TMP, buf, (bsz *= 2)); | |
1a0f614d | 747 | |
d62a17ae | 748 | if (lc + itemlen + 1 >= cols) { |
749 | cs += snprintf(&buf[cs], bsz - cs, "\n%*s", | |
750 | AUTOCOMP_INDENT, ""); | |
751 | lc = AUTOCOMP_INDENT; | |
752 | } | |
1a0f614d | 753 | |
d62a17ae | 754 | size_t written = snprintf(&buf[cs], bsz - cs, "%s ", item); |
755 | lc += written; | |
756 | cs += written; | |
757 | XFREE(MTYPE_COMPLETION, item); | |
758 | vector_set_index(comps, j, NULL); | |
759 | } | |
760 | return buf; | |
1a0f614d QY |
761 | } |
762 | ||
d62a17ae | 763 | void cmd_variable_handler_register(const struct cmd_variable_handler *cvh) |
70d44c5c | 764 | { |
d62a17ae | 765 | if (!varhandlers) |
766 | return; | |
70d44c5c | 767 | |
d62a17ae | 768 | for (; cvh->completions; cvh++) |
769 | listnode_add(varhandlers, (void *)cvh); | |
70d44c5c DL |
770 | } |
771 | ||
7f059ea6 DL |
772 | DEFUN_HIDDEN (autocomplete, |
773 | autocomplete_cmd, | |
774 | "autocomplete TYPE TEXT VARNAME", | |
775 | "Autocompletion handler (internal, for vtysh)\n" | |
776 | "cmd_token->type\n" | |
777 | "cmd_token->text\n" | |
778 | "cmd_token->varname\n") | |
779 | { | |
d62a17ae | 780 | struct cmd_token tok; |
781 | vector comps = vector_init(32); | |
782 | size_t i; | |
7f059ea6 | 783 | |
d62a17ae | 784 | memset(&tok, 0, sizeof(tok)); |
785 | tok.type = atoi(argv[1]->arg); | |
786 | tok.text = argv[2]->arg; | |
787 | tok.varname = argv[3]->arg; | |
788 | if (!strcmp(tok.varname, "-")) | |
789 | tok.varname = NULL; | |
7f059ea6 | 790 | |
d62a17ae | 791 | cmd_variable_complete(&tok, NULL, comps); |
7f059ea6 | 792 | |
d62a17ae | 793 | for (i = 0; i < vector_active(comps); i++) { |
794 | char *text = vector_slot(comps, i); | |
795 | vty_out(vty, "%s\n", text); | |
796 | XFREE(MTYPE_COMPLETION, text); | |
797 | } | |
7f059ea6 | 798 | |
d62a17ae | 799 | vector_free(comps); |
800 | return CMD_SUCCESS; | |
7f059ea6 DL |
801 | } |
802 | ||
ebacb4ed QY |
803 | /** |
804 | * Generate possible tab-completions for the given input. This function only | |
805 | * returns results that would result in a valid command if used as Readline | |
806 | * completions (as is the case in vtysh). For instance, if the passed vline ends | |
807 | * with '4.3.2', the strings 'A.B.C.D' and 'A.B.C.D/M' will _not_ be returned. | |
808 | * | |
809 | * @param vline vectorized input line | |
810 | * @param vty the vty | |
811 | * @param status location to store matcher status code in | |
812 | * @return set of valid strings for use with Readline as tab-completions. | |
813 | */ | |
814 | ||
d62a17ae | 815 | char **cmd_complete_command(vector vline, struct vty *vty, int *status) |
816 | { | |
817 | char **ret = NULL; | |
818 | int original_node = vty->node; | |
819 | vector input_line = vector_init(vector_count(vline)); | |
820 | ||
821 | // if the first token is 'do' we'll want to execute the command in the | |
822 | // enable node | |
823 | int do_shortcut = cmd_try_do_shortcut(vty->node, vector_slot(vline, 0)); | |
824 | vty->node = do_shortcut ? ENABLE_NODE : original_node; | |
825 | ||
826 | // construct the input line we'll be matching on | |
827 | unsigned int offset = (do_shortcut) ? 1 : 0; | |
828 | for (unsigned index = 0; index + offset < vector_active(vline); index++) | |
829 | vector_set_index(input_line, index, | |
830 | vector_lookup(vline, index + offset)); | |
831 | ||
832 | // get token completions -- this is a copying operation | |
833 | vector comps = NULL, initial_comps; | |
834 | initial_comps = cmd_complete_command_real(input_line, vty, status); | |
835 | ||
836 | if (!MATCHER_ERROR(*status)) { | |
837 | assert(initial_comps); | |
838 | // filter out everything that is not suitable for a | |
839 | // tab-completion | |
840 | comps = vector_init(VECTOR_MIN_SIZE); | |
841 | for (unsigned int i = 0; i < vector_active(initial_comps); | |
842 | i++) { | |
843 | struct cmd_token *token = vector_slot(initial_comps, i); | |
844 | if (token->type == WORD_TKN) | |
845 | vector_set(comps, XSTRDUP(MTYPE_COMPLETION, | |
846 | token->text)); | |
847 | else if (IS_VARYING_TOKEN(token->type)) { | |
848 | const char *ref = vector_lookup( | |
849 | vline, vector_active(vline) - 1); | |
850 | cmd_variable_complete(token, ref, comps); | |
851 | } | |
852 | } | |
853 | vector_free(initial_comps); | |
854 | ||
855 | // since we filtered results, we need to re-set status code | |
856 | switch (vector_active(comps)) { | |
857 | case 0: | |
858 | *status = CMD_ERR_NO_MATCH; | |
859 | break; | |
860 | case 1: | |
861 | *status = CMD_COMPLETE_FULL_MATCH; | |
862 | break; | |
863 | default: | |
864 | *status = CMD_COMPLETE_LIST_MATCH; | |
865 | } | |
866 | ||
867 | // copy completions text into an array of char* | |
868 | ret = XMALLOC(MTYPE_TMP, | |
869 | (vector_active(comps) + 1) * sizeof(char *)); | |
870 | unsigned int i; | |
871 | for (i = 0; i < vector_active(comps); i++) { | |
872 | ret[i] = vector_slot(comps, i); | |
873 | } | |
874 | // set the last element to NULL, because this array is used in | |
875 | // a Readline completion_generator function which expects NULL | |
876 | // as a sentinel value | |
877 | ret[i] = NULL; | |
878 | vector_free(comps); | |
879 | comps = NULL; | |
880 | } else if (initial_comps) | |
881 | vector_free(initial_comps); | |
882 | ||
883 | // comps should always be null here | |
884 | assert(!comps); | |
885 | ||
886 | // free the adjusted input line | |
887 | vector_free(input_line); | |
888 | ||
889 | // reset vty->node to its original value | |
890 | vty->node = original_node; | |
891 | ||
892 | return ret; | |
cde9f101 | 893 | } |
b92938a7 | 894 | |
b92938a7 | 895 | /* return parent node */ |
896 | /* MUST eventually converge on CONFIG_NODE */ | |
d62a17ae | 897 | enum node_type node_parent(enum node_type node) |
898 | { | |
c1e7a5e4 | 899 | struct cmd_node *cnode; |
d62a17ae | 900 | |
901 | assert(node > CONFIG_NODE); | |
902 | ||
c1e7a5e4 | 903 | cnode = vector_lookup(cmdvec, node); |
d62a17ae | 904 | |
c1e7a5e4 | 905 | return cnode->parent_node; |
b92938a7 | 906 | } |
907 | ||
718e3744 | 908 | /* Execute command by argument vline vector. */ |
c139972c | 909 | static int cmd_execute_command_real(vector vline, enum cmd_filter_type filter, |
d62a17ae | 910 | struct vty *vty, |
e3476061 DL |
911 | const struct cmd_element **cmd, |
912 | unsigned int up_level) | |
d62a17ae | 913 | { |
914 | struct list *argv_list; | |
915 | enum matcher_rv status; | |
916 | const struct cmd_element *matched_element = NULL; | |
e3476061 DL |
917 | unsigned int i; |
918 | int xpath_index = vty->xpath_index; | |
919 | int node = vty->node; | |
d62a17ae | 920 | |
e3476061 DL |
921 | /* only happens for legacy split config file load; need to check for |
922 | * a match before calling node_exit handlers below | |
923 | */ | |
924 | for (i = 0; i < up_level; i++) { | |
dd2c81b8 DL |
925 | struct cmd_node *cnode; |
926 | ||
e3476061 DL |
927 | if (node <= CONFIG_NODE) |
928 | return CMD_NO_LEVEL_UP; | |
929 | ||
dd2c81b8 | 930 | cnode = vector_slot(cmdvec, node); |
e3476061 DL |
931 | node = node_parent(node); |
932 | ||
dd2c81b8 | 933 | if (xpath_index > 0 && !cnode->no_xpath) |
e3476061 DL |
934 | xpath_index--; |
935 | } | |
936 | ||
937 | struct graph *cmdgraph = cmd_node_graph(cmdvec, node); | |
d62a17ae | 938 | status = command_match(cmdgraph, vline, &argv_list, &matched_element); |
939 | ||
940 | if (cmd) | |
941 | *cmd = matched_element; | |
942 | ||
943 | // if matcher error, return corresponding CMD_ERR | |
944 | if (MATCHER_ERROR(status)) { | |
945 | if (argv_list) | |
6a154c88 | 946 | list_delete(&argv_list); |
d62a17ae | 947 | switch (status) { |
948 | case MATCHER_INCOMPLETE: | |
949 | return CMD_ERR_INCOMPLETE; | |
950 | case MATCHER_AMBIGUOUS: | |
951 | return CMD_ERR_AMBIGUOUS; | |
952 | default: | |
953 | return CMD_ERR_NO_MATCH; | |
954 | } | |
955 | } | |
956 | ||
e3476061 DL |
957 | for (i = 0; i < up_level; i++) |
958 | cmd_exit(vty); | |
959 | ||
d62a17ae | 960 | // build argv array from argv list |
961 | struct cmd_token **argv = XMALLOC( | |
962 | MTYPE_TMP, argv_list->count * sizeof(struct cmd_token *)); | |
963 | struct listnode *ln; | |
964 | struct cmd_token *token; | |
e3476061 DL |
965 | |
966 | i = 0; | |
d62a17ae | 967 | for (ALL_LIST_ELEMENTS_RO(argv_list, ln, token)) |
968 | argv[i++] = token; | |
969 | ||
970 | int argc = argv_list->count; | |
971 | ||
972 | int ret; | |
973 | if (matched_element->daemon) | |
974 | ret = CMD_SUCCESS_DAEMON; | |
a6233bfc | 975 | else { |
eaf6705d RW |
976 | if (vty->config) { |
977 | /* Clear array of enqueued configuration changes. */ | |
978 | vty->num_cfg_changes = 0; | |
979 | memset(&vty->cfg_changes, 0, sizeof(vty->cfg_changes)); | |
980 | ||
689b9cf5 RW |
981 | /* Regenerate candidate configuration if necessary. */ |
982 | if (frr_get_cli_mode() == FRR_CLI_CLASSIC | |
983 | && running_config->version | |
984 | > vty->candidate_config->version) | |
eaf6705d RW |
985 | nb_config_replace(vty->candidate_config, |
986 | running_config, true); | |
b855e95f RW |
987 | |
988 | /* | |
989 | * Perform pending commit (if any) before executing | |
990 | * non-YANG command. | |
991 | */ | |
9eebf97e | 992 | if (!(matched_element->attr & CMD_ATTR_YANG)) |
fd396924 | 993 | (void)nb_cli_pending_commit_check(vty); |
eaf6705d | 994 | } |
a6233bfc | 995 | |
d62a17ae | 996 | ret = matched_element->func(matched_element, vty, argc, argv); |
a6233bfc | 997 | } |
d62a17ae | 998 | |
999 | // delete list and cmd_token's in it | |
6a154c88 | 1000 | list_delete(&argv_list); |
d62a17ae | 1001 | XFREE(MTYPE_TMP, argv); |
1002 | ||
1003 | return ret; | |
718e3744 | 1004 | } |
1005 | ||
cd40b329 CF |
1006 | /** |
1007 | * Execute a given command, handling things like "do ..." and checking | |
1008 | * whether the given command might apply at a parent node if doesn't | |
1009 | * apply for the current node. | |
1010 | * | |
1011 | * @param vline Command line input, vector of char* where each element is | |
1012 | * one input token. | |
1013 | * @param vty The vty context in which the command should be executed. | |
1014 | * @param cmd Pointer where the struct cmd_element of the matched command | |
1015 | * will be stored, if any. May be set to NULL if this info is | |
1016 | * not needed. | |
1017 | * @param vtysh If set != 0, don't lookup the command at parent nodes. | |
1018 | * @return The status of the command that has been executed or an error code | |
1019 | * as to why no command could be executed. | |
1020 | */ | |
d62a17ae | 1021 | int cmd_execute_command(vector vline, struct vty *vty, |
1022 | const struct cmd_element **cmd, int vtysh) | |
17aca20b | 1023 | { |
d62a17ae | 1024 | int ret, saved_ret = 0; |
1025 | enum node_type onode, try_node; | |
1c2facd1 | 1026 | int orig_xpath_index; |
eda031f6 | 1027 | |
d62a17ae | 1028 | onode = try_node = vty->node; |
1c2facd1 | 1029 | orig_xpath_index = vty->xpath_index; |
b92938a7 | 1030 | |
d62a17ae | 1031 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { |
1032 | vector shifted_vline; | |
1033 | unsigned int index; | |
b92938a7 | 1034 | |
d62a17ae | 1035 | vty->node = ENABLE_NODE; |
1c2facd1 | 1036 | vty->xpath_index = 0; |
d62a17ae | 1037 | /* We can try it on enable node, cos' the vty is authenticated |
1038 | */ | |
b92938a7 | 1039 | |
d62a17ae | 1040 | shifted_vline = vector_init(vector_count(vline)); |
1041 | /* use memcpy? */ | |
1042 | for (index = 1; index < vector_active(vline); index++) | |
1043 | vector_set_index(shifted_vline, index - 1, | |
1044 | vector_lookup(vline, index)); | |
b92938a7 | 1045 | |
d62a17ae | 1046 | ret = cmd_execute_command_real(shifted_vline, FILTER_RELAXED, |
e3476061 | 1047 | vty, cmd, 0); |
b92938a7 | 1048 | |
d62a17ae | 1049 | vector_free(shifted_vline); |
1050 | vty->node = onode; | |
1c2facd1 | 1051 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 1052 | return ret; |
1053 | } | |
b92938a7 | 1054 | |
d62a17ae | 1055 | saved_ret = ret = |
e3476061 | 1056 | cmd_execute_command_real(vline, FILTER_RELAXED, vty, cmd, 0); |
b92938a7 | 1057 | |
d62a17ae | 1058 | if (vtysh) |
1059 | return saved_ret; | |
87d683b0 | 1060 | |
825d5fbf | 1061 | if (ret != CMD_SUCCESS && ret != CMD_WARNING |
4bb7f7c2 | 1062 | && ret != CMD_ERR_AMBIGUOUS && ret != CMD_ERR_INCOMPLETE |
825d5fbf | 1063 | && ret != CMD_NOT_MY_INSTANCE && ret != CMD_WARNING_CONFIG_FAILED) { |
d62a17ae | 1064 | /* This assumes all nodes above CONFIG_NODE are childs of |
1065 | * CONFIG_NODE */ | |
1066 | while (vty->node > CONFIG_NODE) { | |
dd2c81b8 DL |
1067 | struct cmd_node *cnode = vector_slot(cmdvec, try_node); |
1068 | ||
d62a17ae | 1069 | try_node = node_parent(try_node); |
1070 | vty->node = try_node; | |
dd2c81b8 | 1071 | if (vty->xpath_index > 0 && !cnode->no_xpath) |
1c2facd1 | 1072 | vty->xpath_index--; |
dd2c81b8 | 1073 | |
d62a17ae | 1074 | ret = cmd_execute_command_real(vline, FILTER_RELAXED, |
e3476061 | 1075 | vty, cmd, 0); |
825d5fbf | 1076 | if (ret == CMD_SUCCESS || ret == CMD_WARNING |
4bb7f7c2 | 1077 | || ret == CMD_ERR_AMBIGUOUS || ret == CMD_ERR_INCOMPLETE |
825d5fbf CS |
1078 | || ret == CMD_NOT_MY_INSTANCE |
1079 | || ret == CMD_WARNING_CONFIG_FAILED) | |
d62a17ae | 1080 | return ret; |
1081 | } | |
1082 | /* no command succeeded, reset the vty to the original node */ | |
1083 | vty->node = onode; | |
1c2facd1 | 1084 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 1085 | } |
04e64062 | 1086 | |
d62a17ae | 1087 | /* return command status for original node */ |
1088 | return saved_ret; | |
b92938a7 | 1089 | } |
1090 | ||
cd40b329 CF |
1091 | /** |
1092 | * Execute a given command, matching it strictly against the current node. | |
1093 | * This mode is used when reading config files. | |
1094 | * | |
1095 | * @param vline Command line input, vector of char* where each element is | |
1096 | * one input token. | |
1097 | * @param vty The vty context in which the command should be executed. | |
1098 | * @param cmd Pointer where the struct cmd_element* of the matched command | |
1099 | * will be stored, if any. May be set to NULL if this info is | |
1100 | * not needed. | |
1101 | * @return The status of the command that has been executed or an error code | |
1102 | * as to why no command could be executed. | |
1103 | */ | |
d62a17ae | 1104 | int cmd_execute_command_strict(vector vline, struct vty *vty, |
1105 | const struct cmd_element **cmd) | |
718e3744 | 1106 | { |
e3476061 | 1107 | return cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd, 0); |
718e3744 | 1108 | } |
1109 | ||
01e24c4a QY |
1110 | /* |
1111 | * Hook for preprocessing command string before executing. | |
1112 | * | |
1113 | * All subscribers are called with the raw command string that is to be | |
1114 | * executed. If any changes are to be made, a new string should be allocated | |
1115 | * with MTYPE_TMP and *cmd_out updated to point to this new string. The caller | |
1116 | * is then responsible for freeing this string. | |
1117 | * | |
1118 | * All processing functions must be mutually exclusive in their action, i.e. if | |
1119 | * one subscriber decides to modify the command, all others must not modify it | |
1120 | * when called. Feeding the output of one processing command into a subsequent | |
1121 | * one is not supported. | |
1122 | * | |
1123 | * This hook is intentionally internal to the command processing system. | |
1124 | * | |
1125 | * cmd_in | |
1126 | * The raw command string. | |
1127 | * | |
1128 | * cmd_out | |
1129 | * The result of any processing. | |
1130 | */ | |
1131 | DECLARE_HOOK(cmd_execute, | |
0a334343 | 1132 | (struct vty *vty, const char *cmd_in, char **cmd_out), |
01e24c4a | 1133 | (vty, cmd_in, cmd_out)); |
0a334343 | 1134 | DEFINE_HOOK(cmd_execute, (struct vty *vty, const char *cmd_in, char **cmd_out), |
01e24c4a QY |
1135 | (vty, cmd_in, cmd_out)); |
1136 | ||
1137 | /* Hook executed after a CLI command. */ | |
0a334343 | 1138 | DECLARE_KOOH(cmd_execute_done, (struct vty *vty, const char *cmd_exec), |
01e24c4a | 1139 | (vty, cmd_exec)); |
0a334343 | 1140 | DEFINE_KOOH(cmd_execute_done, (struct vty *vty, const char *cmd_exec), |
01e24c4a QY |
1141 | (vty, cmd_exec)); |
1142 | ||
fe6b47b9 QY |
1143 | /* |
1144 | * cmd_execute hook subscriber to handle `|` actions. | |
1145 | */ | |
1146 | static int handle_pipe_action(struct vty *vty, const char *cmd_in, | |
1147 | char **cmd_out) | |
1148 | { | |
1149 | /* look for `|` */ | |
9f227e4c | 1150 | char *orig, *working, *token, *u; |
fe6b47b9 | 1151 | char *pipe = strstr(cmd_in, "| "); |
2f272cb4 | 1152 | int ret = 0; |
fe6b47b9 QY |
1153 | |
1154 | if (!pipe) | |
1155 | return 0; | |
1156 | ||
1157 | /* duplicate string for processing purposes, not including pipe */ | |
1158 | orig = working = XSTRDUP(MTYPE_TMP, pipe + 2); | |
1159 | ||
1160 | /* retrieve action */ | |
1161 | token = strsep(&working, " "); | |
4f4060f6 | 1162 | assert(token); |
fe6b47b9 QY |
1163 | |
1164 | /* match result to known actions */ | |
1165 | if (strmatch(token, "include")) { | |
1166 | /* the remaining text should be a regexp */ | |
1167 | char *regexp = working; | |
5d806ec6 QY |
1168 | |
1169 | if (!regexp) { | |
1170 | vty_out(vty, "%% Need a regexp to filter with\n"); | |
2f272cb4 | 1171 | ret = 1; |
5d806ec6 QY |
1172 | goto fail; |
1173 | } | |
1174 | ||
fe6b47b9 | 1175 | bool succ = vty_set_include(vty, regexp); |
0a334343 | 1176 | |
fe6b47b9 | 1177 | if (!succ) { |
5d806ec6 | 1178 | vty_out(vty, "%% Bad regexp '%s'\n", regexp); |
2f272cb4 | 1179 | ret = 1; |
fe6b47b9 QY |
1180 | goto fail; |
1181 | } | |
2cddf2ff | 1182 | *cmd_out = XSTRDUP(MTYPE_TMP, cmd_in); |
9f227e4c | 1183 | u = *cmd_out; |
1184 | strsep(&u, "|"); | |
fe6b47b9 | 1185 | } else { |
5d806ec6 | 1186 | vty_out(vty, "%% Unknown action '%s'\n", token); |
2f272cb4 | 1187 | ret = 1; |
fe6b47b9 QY |
1188 | goto fail; |
1189 | } | |
1190 | ||
1191 | fail: | |
1192 | XFREE(MTYPE_TMP, orig); | |
2f272cb4 | 1193 | return ret; |
fe6b47b9 QY |
1194 | } |
1195 | ||
1196 | static int handle_pipe_action_done(struct vty *vty, const char *cmd_exec) | |
1197 | { | |
0b42d81a | 1198 | if (vty->filter) |
fe6b47b9 | 1199 | vty_set_include(vty, NULL); |
0b42d81a | 1200 | |
fe6b47b9 QY |
1201 | return 0; |
1202 | } | |
1203 | ||
01e24c4a QY |
1204 | int cmd_execute(struct vty *vty, const char *cmd, |
1205 | const struct cmd_element **matched, int vtysh) | |
1206 | { | |
1207 | int ret; | |
1208 | char *cmd_out = NULL; | |
2f272cb4 | 1209 | const char *cmd_exec = NULL; |
01e24c4a QY |
1210 | vector vline; |
1211 | ||
2f272cb4 IR |
1212 | ret = hook_call(cmd_execute, vty, cmd, &cmd_out); |
1213 | if (ret) { | |
1214 | ret = CMD_WARNING; | |
1215 | goto free; | |
1216 | } | |
1217 | ||
01e24c4a QY |
1218 | cmd_exec = cmd_out ? (const char *)cmd_out : cmd; |
1219 | ||
1220 | vline = cmd_make_strvec(cmd_exec); | |
1221 | ||
1222 | if (vline) { | |
1223 | ret = cmd_execute_command(vline, vty, matched, vtysh); | |
1224 | cmd_free_strvec(vline); | |
1225 | } else { | |
1226 | ret = CMD_SUCCESS; | |
1227 | } | |
1228 | ||
2f272cb4 | 1229 | free: |
01e24c4a QY |
1230 | hook_call(cmd_execute_done, vty, cmd_exec); |
1231 | ||
0a22ddfb | 1232 | XFREE(MTYPE_TMP, cmd_out); |
01e24c4a QY |
1233 | |
1234 | return ret; | |
1235 | } | |
1236 | ||
1237 | ||
bed578b8 | 1238 | /** |
d62a17ae | 1239 | * Parse one line of config, walking up the parse tree attempting to find a |
1240 | * match | |
bed578b8 DS |
1241 | * |
1242 | * @param vty The vty context in which the command should be executed. | |
1243 | * @param cmd Pointer where the struct cmd_element* of the match command | |
1244 | * will be stored, if any. May be set to NULL if this info is | |
1245 | * not needed. | |
d62a17ae | 1246 | * @param use_daemon Boolean to control whether or not we match on |
1247 | * CMD_SUCCESS_DAEMON | |
bed578b8 DS |
1248 | * or not. |
1249 | * @return The status of the command that has been executed or an error code | |
1250 | * as to why no command could be executed. | |
1251 | */ | |
d62a17ae | 1252 | int command_config_read_one_line(struct vty *vty, |
7ab57d19 DS |
1253 | const struct cmd_element **cmd, |
1254 | uint32_t line_num, int use_daemon) | |
bed578b8 | 1255 | { |
d62a17ae | 1256 | vector vline; |
d62a17ae | 1257 | int ret; |
e3476061 | 1258 | unsigned up_level = 0; |
bed578b8 | 1259 | |
d62a17ae | 1260 | vline = cmd_make_strvec(vty->buf); |
bed578b8 | 1261 | |
d62a17ae | 1262 | /* In case of comment line */ |
1263 | if (vline == NULL) | |
1264 | return CMD_SUCCESS; | |
bed578b8 | 1265 | |
d62a17ae | 1266 | /* Execute configuration command : this is strict match */ |
1267 | ret = cmd_execute_command_strict(vline, vty, cmd); | |
bed578b8 | 1268 | |
e3476061 DL |
1269 | /* The logic for trying parent nodes is in cmd_execute_command_real() |
1270 | * since calling ->node_exit() correctly is a bit involved. This is | |
1271 | * also the only reason CMD_NO_LEVEL_UP exists. | |
1272 | */ | |
1273 | while (!(use_daemon && ret == CMD_SUCCESS_DAEMON) | |
1274 | && !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) | |
1275 | && ret != CMD_SUCCESS && ret != CMD_WARNING | |
4bb7f7c2 | 1276 | && ret != CMD_ERR_AMBIGUOUS && ret != CMD_ERR_INCOMPLETE |
e3476061 DL |
1277 | && ret != CMD_NOT_MY_INSTANCE && ret != CMD_WARNING_CONFIG_FAILED |
1278 | && ret != CMD_NO_LEVEL_UP) | |
1279 | ret = cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd, | |
1280 | ++up_level); | |
1281 | ||
1282 | if (ret == CMD_NO_LEVEL_UP) | |
1283 | ret = CMD_ERR_NO_MATCH; | |
bed578b8 | 1284 | |
b45d8ccc DS |
1285 | if (ret != CMD_SUCCESS && |
1286 | ret != CMD_WARNING && | |
1287 | ret != CMD_SUCCESS_DAEMON) { | |
7ab57d19 DS |
1288 | struct vty_error *ve = XCALLOC(MTYPE_TMP, sizeof(*ve)); |
1289 | ||
1290 | memcpy(ve->error_buf, vty->buf, VTY_BUFSIZ); | |
1291 | ve->line_num = line_num; | |
1292 | if (!vty->error) | |
1293 | vty->error = list_new(); | |
1294 | ||
1295 | listnode_add(vty->error, ve); | |
1296 | } | |
cbd7259d | 1297 | |
d62a17ae | 1298 | cmd_free_strvec(vline); |
bed578b8 | 1299 | |
d62a17ae | 1300 | return ret; |
bed578b8 DS |
1301 | } |
1302 | ||
5689fe5f | 1303 | /* Configuration make from file. */ |
d62a17ae | 1304 | int config_from_file(struct vty *vty, FILE *fp, unsigned int *line_num) |
718e3744 | 1305 | { |
d62a17ae | 1306 | int ret, error_ret = 0; |
1307 | *line_num = 0; | |
718e3744 | 1308 | |
d62a17ae | 1309 | while (fgets(vty->buf, VTY_BUFSIZ, fp)) { |
7ab57d19 | 1310 | ++(*line_num); |
13fbc82d | 1311 | |
7ab57d19 | 1312 | ret = command_config_read_one_line(vty, NULL, *line_num, 0); |
718e3744 | 1313 | |
d62a17ae | 1314 | if (ret != CMD_SUCCESS && ret != CMD_WARNING |
1315 | && ret != CMD_ERR_NOTHING_TODO) | |
1316 | error_ret = ret; | |
1317 | } | |
5689fe5f | 1318 | |
d62a17ae | 1319 | if (error_ret) { |
1320 | return error_ret; | |
1321 | } | |
5689fe5f | 1322 | |
d62a17ae | 1323 | return CMD_SUCCESS; |
718e3744 | 1324 | } |
1325 | ||
5689fe5f | 1326 | /* Configuration from terminal */ |
718e3744 | 1327 | DEFUN (config_terminal, |
1328 | config_terminal_cmd, | |
dc1c13c0 | 1329 | "configure [terminal]", |
718e3744 | 1330 | "Configuration from vty interface\n" |
1331 | "Configuration terminal\n") | |
1332 | { | |
f344c66e | 1333 | return vty_config_enter(vty, false, false); |
718e3744 | 1334 | } |
1335 | ||
1336 | /* Enable command */ | |
d0bfb22c | 1337 | DEFUN (enable, |
718e3744 | 1338 | config_enable_cmd, |
1339 | "enable", | |
1340 | "Turn on privileged mode command\n") | |
1341 | { | |
d62a17ae | 1342 | /* If enable password is NULL, change to ENABLE_NODE */ |
1343 | if ((host.enable == NULL && host.enable_encrypt == NULL) | |
1344 | || vty->type == VTY_SHELL_SERV) | |
1345 | vty->node = ENABLE_NODE; | |
1346 | else | |
1347 | vty->node = AUTH_ENABLE_NODE; | |
718e3744 | 1348 | |
d62a17ae | 1349 | return CMD_SUCCESS; |
718e3744 | 1350 | } |
1351 | ||
1352 | /* Disable command */ | |
d0bfb22c | 1353 | DEFUN (disable, |
718e3744 | 1354 | config_disable_cmd, |
1355 | "disable", | |
1356 | "Turn off privileged mode command\n") | |
1357 | { | |
d62a17ae | 1358 | if (vty->node == ENABLE_NODE) |
1359 | vty->node = VIEW_NODE; | |
1360 | return CMD_SUCCESS; | |
718e3744 | 1361 | } |
1362 | ||
1363 | /* Down vty node level. */ | |
1364 | DEFUN (config_exit, | |
1365 | config_exit_cmd, | |
1366 | "exit", | |
1367 | "Exit current mode and down to previous mode\n") | |
0b84f294 | 1368 | { |
d62a17ae | 1369 | cmd_exit(vty); |
1370 | return CMD_SUCCESS; | |
1371 | } | |
1372 | ||
791ded4a DL |
1373 | static int root_on_exit(struct vty *vty) |
1374 | { | |
1375 | if (vty_shell(vty)) | |
1376 | exit(0); | |
1377 | else | |
1378 | vty->status = VTY_CLOSE; | |
1379 | return 0; | |
1380 | } | |
1381 | ||
d62a17ae | 1382 | void cmd_exit(struct vty *vty) |
1383 | { | |
24389580 | 1384 | struct cmd_node *cnode = vector_lookup(cmdvec, vty->node); |
1c2facd1 | 1385 | |
791ded4a DL |
1386 | if (cnode->node_exit) { |
1387 | if (!cnode->node_exit(vty)) | |
1388 | return; | |
d62a17ae | 1389 | } |
791ded4a DL |
1390 | if (cnode->parent_node) |
1391 | vty->node = cnode->parent_node; | |
dd2c81b8 | 1392 | if (vty->xpath_index > 0 && !cnode->no_xpath) |
1c2facd1 | 1393 | vty->xpath_index--; |
718e3744 | 1394 | } |
1395 | ||
f667a580 QY |
1396 | /* ALIAS_FIXME */ |
1397 | DEFUN (config_quit, | |
1398 | config_quit_cmd, | |
1399 | "quit", | |
1400 | "Exit current mode and down to previous mode\n") | |
1401 | { | |
d62a17ae | 1402 | return config_exit(self, vty, argc, argv); |
f667a580 QY |
1403 | } |
1404 | ||
d0bfb22c | 1405 | |
718e3744 | 1406 | /* End of configuration. */ |
1407 | DEFUN (config_end, | |
1408 | config_end_cmd, | |
1409 | "end", | |
efd7904e | 1410 | "End current mode and change to enable mode.\n") |
718e3744 | 1411 | { |
cf09d3ca | 1412 | if (vty->config) { |
f344c66e | 1413 | vty_config_exit(vty); |
d62a17ae | 1414 | vty->node = ENABLE_NODE; |
d62a17ae | 1415 | } |
1416 | return CMD_SUCCESS; | |
718e3744 | 1417 | } |
1418 | ||
1419 | /* Show version. */ | |
1420 | DEFUN (show_version, | |
1421 | show_version_cmd, | |
1422 | "show version", | |
1423 | SHOW_STR | |
1424 | "Displays zebra version\n") | |
1425 | { | |
46b48b33 DS |
1426 | vty_out(vty, "%s %s (%s) on %s(%s).\n", FRR_FULL_NAME, FRR_VERSION, |
1427 | cmd_hostname_get() ? cmd_hostname_get() : "", cmd_system_get(), | |
1428 | cmd_release_get()); | |
d62a17ae | 1429 | vty_out(vty, "%s%s\n", FRR_COPYRIGHT, GIT_INFO); |
e063f271 | 1430 | #ifdef ENABLE_VERSION_BUILD_CONFIG |
d62a17ae | 1431 | vty_out(vty, "configured with:\n %s\n", FRR_CONFIG_ARGS); |
e063f271 | 1432 | #endif |
d62a17ae | 1433 | return CMD_SUCCESS; |
718e3744 | 1434 | } |
1435 | ||
1436 | /* Help display function for all node. */ | |
1437 | DEFUN (config_help, | |
1438 | config_help_cmd, | |
1439 | "help", | |
1440 | "Description of the interactive help system\n") | |
1441 | { | |
d62a17ae | 1442 | vty_out(vty, |
1443 | "Quagga VTY provides advanced help feature. When you need help,\n\ | |
61b7d449 DL |
1444 | anytime at the command line please press '?'.\n\ |
1445 | \n\ | |
1446 | If nothing matches, the help list will be empty and you must backup\n\ | |
1447 | until entering a '?' shows the available options.\n\ | |
1448 | Two styles of help are provided:\n\ | |
1449 | 1. Full help is available when you are ready to enter a\n\ | |
1450 | command argument (e.g. 'show ?') and describes each possible\n\ | |
1451 | argument.\n\ | |
1452 | 2. Partial help is provided when an abbreviated argument is entered\n\ | |
1453 | and you want to know what arguments match the input\n\ | |
1454 | (e.g. 'show me?'.)\n\n"); | |
d62a17ae | 1455 | return CMD_SUCCESS; |
1456 | } | |
1457 | ||
1458 | static void permute(struct graph_node *start, struct vty *vty) | |
1459 | { | |
1460 | static struct list *position = NULL; | |
1461 | if (!position) | |
1462 | position = list_new(); | |
1463 | ||
1464 | struct cmd_token *stok = start->data; | |
1465 | struct graph_node *gnn; | |
1466 | struct listnode *ln; | |
1467 | ||
1468 | // recursive dfs | |
1469 | listnode_add(position, start); | |
1470 | for (unsigned int i = 0; i < vector_active(start->to); i++) { | |
1471 | struct graph_node *gn = vector_slot(start->to, i); | |
1472 | struct cmd_token *tok = gn->data; | |
9eebf97e | 1473 | if (tok->attr & CMD_ATTR_HIDDEN) |
d62a17ae | 1474 | continue; |
1475 | else if (tok->type == END_TKN || gn == start) { | |
1476 | vty_out(vty, " "); | |
1477 | for (ALL_LIST_ELEMENTS_RO(position, ln, gnn)) { | |
1478 | struct cmd_token *tt = gnn->data; | |
1479 | if (tt->type < SPECIAL_TKN) | |
1480 | vty_out(vty, " %s", tt->text); | |
1481 | } | |
1482 | if (gn == start) | |
1483 | vty_out(vty, "..."); | |
1484 | vty_out(vty, "\n"); | |
1485 | } else { | |
1486 | bool skip = false; | |
1487 | if (stok->type == FORK_TKN && tok->type != FORK_TKN) | |
1488 | for (ALL_LIST_ELEMENTS_RO(position, ln, gnn)) | |
1489 | if (gnn == gn) { | |
1490 | skip = true; | |
1491 | break; | |
1492 | } | |
1493 | if (!skip) | |
1494 | permute(gn, vty); | |
1495 | } | |
1496 | } | |
1497 | list_delete_node(position, listtail(position)); | |
1498 | } | |
1499 | ||
5b96d81c IR |
1500 | static void print_cmd(struct vty *vty, const char *cmd) |
1501 | { | |
1502 | int i, j, len = strlen(cmd); | |
77af3a34 | 1503 | char buf[len + 1]; |
5b96d81c IR |
1504 | bool skip = false; |
1505 | ||
1506 | j = 0; | |
1507 | for (i = 0; i < len; i++) { | |
1508 | /* skip varname */ | |
1509 | if (cmd[i] == '$') | |
1510 | skip = true; | |
1511 | else if (strchr(" ()<>[]{}|", cmd[i])) | |
1512 | skip = false; | |
1513 | ||
1514 | if (skip) | |
1515 | continue; | |
1516 | ||
1517 | if (isspace(cmd[i])) { | |
1518 | /* skip leading whitespace */ | |
1519 | if (i == 0) | |
1520 | continue; | |
1521 | /* skip trailing whitespace */ | |
1522 | if (i == len - 1) | |
1523 | continue; | |
1524 | /* skip all whitespace after opening brackets or pipe */ | |
1525 | if (strchr("(<[{|", cmd[i - 1])) { | |
1526 | while (isspace(cmd[i + 1])) | |
1527 | i++; | |
1528 | continue; | |
1529 | } | |
1530 | /* skip repeated whitespace */ | |
1531 | if (isspace(cmd[i + 1])) | |
1532 | continue; | |
1533 | /* skip whitespace before closing brackets or pipe */ | |
1534 | if (strchr(")>]}|", cmd[i + 1])) | |
1535 | continue; | |
1536 | /* convert tabs to spaces */ | |
1537 | if (cmd[i] == '\t') { | |
1538 | buf[j++] = ' '; | |
1539 | continue; | |
1540 | } | |
1541 | } | |
1542 | ||
1543 | buf[j++] = cmd[i]; | |
1544 | } | |
1545 | buf[j] = 0; | |
1546 | ||
1547 | vty_out(vty, "%s\n", buf); | |
1548 | } | |
1549 | ||
d62a17ae | 1550 | int cmd_list_cmds(struct vty *vty, int do_permute) |
1551 | { | |
1552 | struct cmd_node *node = vector_slot(cmdvec, vty->node); | |
1553 | ||
0e06eb8b DL |
1554 | if (do_permute) { |
1555 | cmd_finalize_node(node); | |
d62a17ae | 1556 | permute(vector_slot(node->cmdgraph->nodes, 0), vty); |
0e06eb8b | 1557 | } else { |
d62a17ae | 1558 | /* loop over all commands at this node */ |
154e9ca1 | 1559 | const struct cmd_element *element = NULL; |
d62a17ae | 1560 | for (unsigned int i = 0; i < vector_active(node->cmd_vector); |
1561 | i++) | |
9eebf97e DL |
1562 | if ((element = vector_slot(node->cmd_vector, i)) && |
1563 | !(element->attr & CMD_ATTR_HIDDEN)) { | |
5b96d81c IR |
1564 | vty_out(vty, " "); |
1565 | print_cmd(vty, element->string); | |
1566 | } | |
d62a17ae | 1567 | } |
1568 | return CMD_SUCCESS; | |
718e3744 | 1569 | } |
1570 | ||
0b84f294 DL |
1571 | /* Help display function for all node. */ |
1572 | DEFUN (config_list, | |
1573 | config_list_cmd, | |
1574 | "list [permutations]", | |
1575 | "Print command list\n" | |
1576 | "Print all possible command permutations\n") | |
1577 | { | |
d62a17ae | 1578 | return cmd_list_cmds(vty, argc == 2); |
0b84f294 DL |
1579 | } |
1580 | ||
a2454870 QY |
1581 | DEFUN (show_commandtree, |
1582 | show_commandtree_cmd, | |
1583 | "show commandtree [permutations]", | |
1584 | SHOW_STR | |
5a1945e4 DS |
1585 | "Show command tree\n" |
1586 | "Permutations that we are interested in\n") | |
a2454870 | 1587 | { |
d62a17ae | 1588 | return cmd_list_cmds(vty, argc == 3); |
a2454870 QY |
1589 | } |
1590 | ||
26fbe472 QY |
1591 | DEFUN_HIDDEN(show_cli_graph, |
1592 | show_cli_graph_cmd, | |
1593 | "show cli graph", | |
1594 | SHOW_STR | |
1595 | "CLI reflection\n" | |
1596 | "Dump current command space as DOT graph\n") | |
1597 | { | |
1598 | struct cmd_node *cn = vector_slot(cmdvec, vty->node); | |
0e06eb8b DL |
1599 | char *dot; |
1600 | ||
1601 | cmd_finalize_node(cn); | |
1602 | dot = cmd_graph_dump_dot(cn->cmdgraph); | |
26fbe472 QY |
1603 | |
1604 | vty_out(vty, "%s\n", dot); | |
1605 | XFREE(MTYPE_TMP, dot); | |
1606 | return CMD_SUCCESS; | |
1607 | } | |
1608 | ||
f806f29c | 1609 | static int vty_write_config(struct vty *vty) |
8efe88ea | 1610 | { |
d62a17ae | 1611 | size_t i; |
1612 | struct cmd_node *node; | |
8efe88ea | 1613 | |
f806f29c | 1614 | if (host.noconfig) |
1615 | return CMD_SUCCESS; | |
1616 | ||
5e6a9350 RW |
1617 | nb_cli_show_config_prepare(running_config, false); |
1618 | ||
d62a17ae | 1619 | if (vty->type == VTY_TERM) { |
1620 | vty_out(vty, "\nCurrent configuration:\n"); | |
1621 | vty_out(vty, "!\n"); | |
1622 | } | |
8efe88ea | 1623 | |
ac4adef4 DL |
1624 | if (strcmp(frr_defaults_version(), FRR_VER_SHORT)) |
1625 | vty_out(vty, "! loaded from %s\n", frr_defaults_version()); | |
d62a17ae | 1626 | vty_out(vty, "frr version %s\n", FRR_VER_SHORT); |
ac4adef4 | 1627 | vty_out(vty, "frr defaults %s\n", frr_defaults_profile()); |
d62a17ae | 1628 | vty_out(vty, "!\n"); |
8efe88ea | 1629 | |
8685be73 | 1630 | for (i = 0; i < vector_active(cmdvec); i++) |
612c2c15 DL |
1631 | if ((node = vector_slot(cmdvec, i)) && node->config_write) { |
1632 | if ((*node->config_write)(vty)) | |
8685be73 RW |
1633 | vty_out(vty, "!\n"); |
1634 | } | |
8efe88ea | 1635 | |
d62a17ae | 1636 | if (vty->type == VTY_TERM) { |
1637 | vty_out(vty, "end\n"); | |
1638 | } | |
8efe88ea | 1639 | |
f806f29c | 1640 | return CMD_SUCCESS; |
1641 | } | |
d862bffb | 1642 | |
f806f29c | 1643 | static int file_write_config(struct vty *vty) |
718e3744 | 1644 | { |
d62a17ae | 1645 | int fd, dirfd; |
1646 | char *config_file, *slash; | |
1647 | char *config_file_tmp = NULL; | |
1648 | char *config_file_sav = NULL; | |
1649 | int ret = CMD_WARNING; | |
1650 | struct vty *file_vty; | |
1651 | struct stat conf_stat; | |
1652 | ||
d62a17ae | 1653 | if (host.noconfig) |
1654 | return CMD_SUCCESS; | |
1655 | ||
1656 | /* Check and see if we are operating under vtysh configuration */ | |
1657 | if (host.config == NULL) { | |
1658 | vty_out(vty, | |
1659 | "Can't save to configuration file, using vtysh.\n"); | |
1660 | return CMD_WARNING; | |
1661 | } | |
1662 | ||
1663 | /* Get filename. */ | |
1664 | config_file = host.config; | |
d0bfb22c | 1665 | |
056cfe49 DL |
1666 | #ifndef O_DIRECTORY |
1667 | #define O_DIRECTORY 0 | |
1668 | #endif | |
d62a17ae | 1669 | slash = strrchr(config_file, '/'); |
1670 | if (slash) { | |
1671 | char *config_dir = XSTRDUP(MTYPE_TMP, config_file); | |
1672 | config_dir[slash - config_file] = '\0'; | |
1673 | dirfd = open(config_dir, O_DIRECTORY | O_RDONLY); | |
1674 | XFREE(MTYPE_TMP, config_dir); | |
1675 | } else | |
1676 | dirfd = open(".", O_DIRECTORY | O_RDONLY); | |
1677 | /* if dirfd is invalid, directory sync fails, but we're still OK */ | |
1678 | ||
9f73d2c9 QY |
1679 | size_t config_file_sav_sz = strlen(config_file) + strlen(CONF_BACKUP_EXT) + 1; |
1680 | config_file_sav = XMALLOC(MTYPE_TMP, config_file_sav_sz); | |
1681 | strlcpy(config_file_sav, config_file, config_file_sav_sz); | |
1682 | strlcat(config_file_sav, CONF_BACKUP_EXT, config_file_sav_sz); | |
d62a17ae | 1683 | |
1684 | ||
1685 | config_file_tmp = XMALLOC(MTYPE_TMP, strlen(config_file) + 8); | |
fc746f1c QY |
1686 | snprintf(config_file_tmp, strlen(config_file) + 8, "%s.XXXXXX", |
1687 | config_file); | |
d62a17ae | 1688 | |
1689 | /* Open file to configuration write. */ | |
1690 | fd = mkstemp(config_file_tmp); | |
1691 | if (fd < 0) { | |
1692 | vty_out(vty, "Can't open configuration file %s.\n", | |
1693 | config_file_tmp); | |
1694 | goto finished; | |
1695 | } | |
1696 | if (fchmod(fd, CONFIGFILE_MASK) != 0) { | |
1697 | vty_out(vty, "Can't chmod configuration file %s: %s (%d).\n", | |
1698 | config_file_tmp, safe_strerror(errno), errno); | |
1699 | goto finished; | |
1700 | } | |
1701 | ||
1702 | /* Make vty for configuration file. */ | |
1703 | file_vty = vty_new(); | |
1704 | file_vty->wfd = fd; | |
1705 | file_vty->type = VTY_FILE; | |
1706 | ||
1707 | /* Config file header print. */ | |
1708 | vty_out(file_vty, "!\n! Zebra configuration saved from vty\n! "); | |
1709 | vty_time_print(file_vty, 1); | |
1710 | vty_out(file_vty, "!\n"); | |
1711 | vty_write_config(file_vty); | |
1712 | vty_close(file_vty); | |
1713 | ||
1714 | if (stat(config_file, &conf_stat) >= 0) { | |
1715 | if (unlink(config_file_sav) != 0) | |
1716 | if (errno != ENOENT) { | |
1717 | vty_out(vty, | |
1718 | "Can't unlink backup configuration file %s.\n", | |
1719 | config_file_sav); | |
1720 | goto finished; | |
1721 | } | |
1722 | if (link(config_file, config_file_sav) != 0) { | |
1723 | vty_out(vty, | |
1724 | "Can't backup old configuration file %s.\n", | |
1725 | config_file_sav); | |
1726 | goto finished; | |
1727 | } | |
1728 | if (dirfd >= 0) | |
1729 | fsync(dirfd); | |
1730 | } | |
1731 | if (rename(config_file_tmp, config_file) != 0) { | |
1732 | vty_out(vty, "Can't save configuration file %s.\n", | |
1733 | config_file); | |
1734 | goto finished; | |
1735 | } | |
1736 | if (dirfd >= 0) | |
1737 | fsync(dirfd); | |
1738 | ||
1739 | vty_out(vty, "Configuration saved to %s\n", config_file); | |
1740 | ret = CMD_SUCCESS; | |
05865c90 | 1741 | |
1742 | finished: | |
d62a17ae | 1743 | if (ret != CMD_SUCCESS) |
1744 | unlink(config_file_tmp); | |
1745 | if (dirfd >= 0) | |
1746 | close(dirfd); | |
1747 | XFREE(MTYPE_TMP, config_file_tmp); | |
1748 | XFREE(MTYPE_TMP, config_file_sav); | |
1749 | return ret; | |
718e3744 | 1750 | } |
1751 | ||
f806f29c | 1752 | /* Write current configuration into file. */ |
1753 | ||
1754 | DEFUN (config_write, | |
1755 | config_write_cmd, | |
1756 | "write [<file|memory|terminal>]", | |
1757 | "Write running configuration to memory, network, or terminal\n" | |
1758 | "Write to configuration file\n" | |
1759 | "Write configuration currently in memory\n" | |
1760 | "Write configuration to terminal\n") | |
1761 | { | |
1762 | const int idx_type = 1; | |
1763 | ||
1764 | // if command was 'write terminal' or 'write memory' | |
1765 | if (argc == 2 && (!strcmp(argv[idx_type]->text, "terminal"))) { | |
1766 | return vty_write_config(vty); | |
1767 | } | |
1768 | ||
1769 | return file_write_config(vty); | |
1770 | } | |
1771 | ||
d862bffb QY |
1772 | /* ALIAS_FIXME for 'write <terminal|memory>' */ |
1773 | DEFUN (show_running_config, | |
1774 | show_running_config_cmd, | |
1775 | "show running-config", | |
1776 | SHOW_STR | |
f806f29c | 1777 | "running configuration (same as write terminal)\n") |
d862bffb | 1778 | { |
f806f29c | 1779 | return vty_write_config(vty); |
d862bffb | 1780 | } |
718e3744 | 1781 | |
d862bffb QY |
1782 | /* ALIAS_FIXME for 'write file' */ |
1783 | DEFUN (copy_runningconf_startupconf, | |
1784 | copy_runningconf_startupconf_cmd, | |
1785 | "copy running-config startup-config", | |
1786 | "Copy configuration\n" | |
1787 | "Copy running config to... \n" | |
f806f29c | 1788 | "Copy running config to startup config (same as write file/memory)\n") |
d862bffb | 1789 | { |
f806f29c | 1790 | return file_write_config(vty); |
d862bffb QY |
1791 | } |
1792 | /** -- **/ | |
718e3744 | 1793 | |
1794 | /* Write startup configuration into the terminal. */ | |
1795 | DEFUN (show_startup_config, | |
1796 | show_startup_config_cmd, | |
1797 | "show startup-config", | |
1798 | SHOW_STR | |
d0bfb22c | 1799 | "Contents of startup configuration\n") |
718e3744 | 1800 | { |
d62a17ae | 1801 | char buf[BUFSIZ]; |
1802 | FILE *confp; | |
718e3744 | 1803 | |
d62a17ae | 1804 | if (host.noconfig) |
1805 | return CMD_SUCCESS; | |
1806 | if (host.config == NULL) | |
1807 | return CMD_WARNING; | |
87f44e2f | 1808 | |
d62a17ae | 1809 | confp = fopen(host.config, "r"); |
1810 | if (confp == NULL) { | |
1811 | vty_out(vty, "Can't open configuration file [%s] due to '%s'\n", | |
1812 | host.config, safe_strerror(errno)); | |
1813 | return CMD_WARNING; | |
1814 | } | |
718e3744 | 1815 | |
d62a17ae | 1816 | while (fgets(buf, BUFSIZ, confp)) { |
1817 | char *cp = buf; | |
718e3744 | 1818 | |
d62a17ae | 1819 | while (*cp != '\r' && *cp != '\n' && *cp != '\0') |
1820 | cp++; | |
1821 | *cp = '\0'; | |
718e3744 | 1822 | |
d62a17ae | 1823 | vty_out(vty, "%s\n", buf); |
1824 | } | |
718e3744 | 1825 | |
d62a17ae | 1826 | fclose(confp); |
718e3744 | 1827 | |
d62a17ae | 1828 | return CMD_SUCCESS; |
718e3744 | 1829 | } |
1830 | ||
6b3ee3a0 MK |
1831 | int cmd_domainname_set(const char *domainname) |
1832 | { | |
1833 | XFREE(MTYPE_HOST, host.domainname); | |
1834 | host.domainname = domainname ? XSTRDUP(MTYPE_HOST, domainname) : NULL; | |
1835 | return CMD_SUCCESS; | |
1836 | } | |
1837 | ||
1838 | /* Hostname configuration */ | |
60466a63 QY |
1839 | DEFUN(config_domainname, |
1840 | domainname_cmd, | |
1841 | "domainname WORD", | |
1842 | "Set system's domain name\n" | |
1843 | "This system's domain name\n") | |
6b3ee3a0 MK |
1844 | { |
1845 | struct cmd_token *word = argv[1]; | |
1846 | ||
fefa5e0f | 1847 | if (!isalpha((unsigned char)word->arg[0])) { |
6b3ee3a0 MK |
1848 | vty_out(vty, "Please specify string starting with alphabet\n"); |
1849 | return CMD_WARNING_CONFIG_FAILED; | |
1850 | } | |
1851 | ||
1852 | return cmd_domainname_set(word->arg); | |
1853 | } | |
1854 | ||
60466a63 QY |
1855 | DEFUN(config_no_domainname, |
1856 | no_domainname_cmd, | |
1857 | "no domainname [DOMAINNAME]", | |
1858 | NO_STR | |
1859 | "Reset system's domain name\n" | |
1860 | "domain name of this router\n") | |
6b3ee3a0 MK |
1861 | { |
1862 | return cmd_domainname_set(NULL); | |
1863 | } | |
1864 | ||
d62a17ae | 1865 | int cmd_hostname_set(const char *hostname) |
bff9c3e9 | 1866 | { |
d62a17ae | 1867 | XFREE(MTYPE_HOST, host.name); |
1868 | host.name = hostname ? XSTRDUP(MTYPE_HOST, hostname) : NULL; | |
1869 | return CMD_SUCCESS; | |
bff9c3e9 DL |
1870 | } |
1871 | ||
718e3744 | 1872 | /* Hostname configuration */ |
d0bfb22c | 1873 | DEFUN (config_hostname, |
718e3744 | 1874 | hostname_cmd, |
1875 | "hostname WORD", | |
1876 | "Set system's network name\n" | |
1877 | "This system's network name\n") | |
1878 | { | |
d62a17ae | 1879 | struct cmd_token *word = argv[1]; |
d0bfb22c | 1880 | |
fefa5e0f | 1881 | if (!isalnum((unsigned char)word->arg[0])) { |
63e653a2 LK |
1882 | vty_out(vty, |
1883 | "Please specify string starting with alphabet or number\n"); | |
1884 | return CMD_WARNING_CONFIG_FAILED; | |
1885 | } | |
1886 | ||
1887 | /* With reference to RFC 1123 Section 2.1 */ | |
1888 | if (strlen(word->arg) > HOSTNAME_LEN) { | |
1889 | vty_out(vty, "Hostname length should be less than %d chars\n", | |
1890 | HOSTNAME_LEN); | |
d62a17ae | 1891 | return CMD_WARNING_CONFIG_FAILED; |
1892 | } | |
718e3744 | 1893 | |
d62a17ae | 1894 | return cmd_hostname_set(word->arg); |
718e3744 | 1895 | } |
1896 | ||
d0bfb22c | 1897 | DEFUN (config_no_hostname, |
718e3744 | 1898 | no_hostname_cmd, |
1899 | "no hostname [HOSTNAME]", | |
1900 | NO_STR | |
1901 | "Reset system's network name\n" | |
1902 | "Host name of this router\n") | |
1903 | { | |
d62a17ae | 1904 | return cmd_hostname_set(NULL); |
718e3744 | 1905 | } |
1906 | ||
1907 | /* VTY interface password set. */ | |
f412b39a DW |
1908 | DEFUN (config_password, |
1909 | password_cmd, | |
98463e0a | 1910 | "password [(8-8)] WORD", |
322e2d5c | 1911 | "Modify the terminal connection password\n" |
718e3744 | 1912 | "Specifies a HIDDEN password will follow\n" |
d0bfb22c | 1913 | "The password string\n") |
718e3744 | 1914 | { |
d62a17ae | 1915 | int idx_8 = 1; |
1916 | int idx_word = 2; | |
1917 | if (argc == 3) // '8' was specified | |
1918 | { | |
1919 | if (host.password) | |
1920 | XFREE(MTYPE_HOST, host.password); | |
1921 | host.password = NULL; | |
1922 | if (host.password_encrypt) | |
1923 | XFREE(MTYPE_HOST, host.password_encrypt); | |
1924 | host.password_encrypt = | |
1925 | XSTRDUP(MTYPE_HOST, argv[idx_word]->arg); | |
1926 | return CMD_SUCCESS; | |
1927 | } | |
1928 | ||
fefa5e0f | 1929 | if (!isalnum((unsigned char)argv[idx_8]->arg[0])) { |
d62a17ae | 1930 | vty_out(vty, |
1931 | "Please specify string starting with alphanumeric\n"); | |
1932 | return CMD_WARNING_CONFIG_FAILED; | |
1933 | } | |
1934 | ||
1935 | if (host.password) | |
1936 | XFREE(MTYPE_HOST, host.password); | |
1937 | host.password = NULL; | |
1938 | ||
1939 | if (host.encrypt) { | |
1940 | if (host.password_encrypt) | |
1941 | XFREE(MTYPE_HOST, host.password_encrypt); | |
1942 | host.password_encrypt = | |
1943 | XSTRDUP(MTYPE_HOST, zencrypt(argv[idx_8]->arg)); | |
1944 | } else | |
1945 | host.password = XSTRDUP(MTYPE_HOST, argv[idx_8]->arg); | |
1946 | ||
1947 | return CMD_SUCCESS; | |
718e3744 | 1948 | } |
1949 | ||
322e2d5c PM |
1950 | /* VTY interface password delete. */ |
1951 | DEFUN (no_config_password, | |
1952 | no_password_cmd, | |
1953 | "no password", | |
1954 | NO_STR | |
1955 | "Modify the terminal connection password\n") | |
1956 | { | |
1957 | bool warned = false; | |
1958 | ||
1959 | if (host.password) { | |
eb83f7ce | 1960 | if (!vty_shell_serv(vty)) { |
4911ca9c | 1961 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
eb83f7ce PM |
1962 | warned = true; |
1963 | } | |
322e2d5c PM |
1964 | XFREE(MTYPE_HOST, host.password); |
1965 | } | |
1966 | host.password = NULL; | |
1967 | ||
1968 | if (host.password_encrypt) { | |
eb83f7ce | 1969 | if (!warned && !vty_shell_serv(vty)) |
4911ca9c | 1970 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
322e2d5c PM |
1971 | XFREE(MTYPE_HOST, host.password_encrypt); |
1972 | } | |
1973 | host.password_encrypt = NULL; | |
1974 | ||
1975 | return CMD_SUCCESS; | |
1976 | } | |
1977 | ||
718e3744 | 1978 | /* VTY enable password set. */ |
f412b39a DW |
1979 | DEFUN (config_enable_password, |
1980 | enable_password_cmd, | |
98463e0a | 1981 | "enable password [(8-8)] WORD", |
718e3744 | 1982 | "Modify enable password parameters\n" |
1983 | "Assign the privileged level password\n" | |
1984 | "Specifies a HIDDEN password will follow\n" | |
718e3744 | 1985 | "The HIDDEN 'enable' password string\n") |
1986 | { | |
d62a17ae | 1987 | int idx_8 = 2; |
1988 | int idx_word = 3; | |
1989 | ||
1990 | /* Crypt type is specified. */ | |
1991 | if (argc == 4) { | |
1992 | if (argv[idx_8]->arg[0] == '8') { | |
1993 | if (host.enable) | |
1994 | XFREE(MTYPE_HOST, host.enable); | |
1995 | host.enable = NULL; | |
1996 | ||
1997 | if (host.enable_encrypt) | |
1998 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
1999 | host.enable_encrypt = | |
2000 | XSTRDUP(MTYPE_HOST, argv[idx_word]->arg); | |
2001 | ||
2002 | return CMD_SUCCESS; | |
2003 | } else { | |
2004 | vty_out(vty, "Unknown encryption type.\n"); | |
2005 | return CMD_WARNING_CONFIG_FAILED; | |
2006 | } | |
2007 | } | |
2008 | ||
fefa5e0f | 2009 | if (!isalnum((unsigned char)argv[idx_8]->arg[0])) { |
d62a17ae | 2010 | vty_out(vty, |
2011 | "Please specify string starting with alphanumeric\n"); | |
2012 | return CMD_WARNING_CONFIG_FAILED; | |
2013 | } | |
2014 | ||
2015 | if (host.enable) | |
2016 | XFREE(MTYPE_HOST, host.enable); | |
2017 | host.enable = NULL; | |
2018 | ||
2019 | /* Plain password input. */ | |
2020 | if (host.encrypt) { | |
2021 | if (host.enable_encrypt) | |
2022 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2023 | host.enable_encrypt = | |
2024 | XSTRDUP(MTYPE_HOST, zencrypt(argv[idx_8]->arg)); | |
2025 | } else | |
2026 | host.enable = XSTRDUP(MTYPE_HOST, argv[idx_8]->arg); | |
2027 | ||
2028 | return CMD_SUCCESS; | |
718e3744 | 2029 | } |
2030 | ||
718e3744 | 2031 | /* VTY enable password delete. */ |
f412b39a DW |
2032 | DEFUN (no_config_enable_password, |
2033 | no_enable_password_cmd, | |
718e3744 | 2034 | "no enable password", |
2035 | NO_STR | |
2036 | "Modify enable password parameters\n" | |
2037 | "Assign the privileged level password\n") | |
2038 | { | |
322e2d5c PM |
2039 | bool warned = false; |
2040 | ||
2041 | if (host.enable) { | |
eb83f7ce | 2042 | if (!vty_shell_serv(vty)) { |
4911ca9c | 2043 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
eb83f7ce PM |
2044 | warned = true; |
2045 | } | |
d62a17ae | 2046 | XFREE(MTYPE_HOST, host.enable); |
322e2d5c | 2047 | } |
d62a17ae | 2048 | host.enable = NULL; |
718e3744 | 2049 | |
322e2d5c | 2050 | if (host.enable_encrypt) { |
eb83f7ce | 2051 | if (!warned && !vty_shell_serv(vty)) |
4911ca9c | 2052 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
d62a17ae | 2053 | XFREE(MTYPE_HOST, host.enable_encrypt); |
322e2d5c | 2054 | } |
d62a17ae | 2055 | host.enable_encrypt = NULL; |
718e3744 | 2056 | |
d62a17ae | 2057 | return CMD_SUCCESS; |
718e3744 | 2058 | } |
d0bfb22c | 2059 | |
718e3744 | 2060 | DEFUN (service_password_encrypt, |
2061 | service_password_encrypt_cmd, | |
2062 | "service password-encryption", | |
2063 | "Set up miscellaneous service\n" | |
2064 | "Enable encrypted passwords\n") | |
2065 | { | |
d62a17ae | 2066 | if (host.encrypt) |
2067 | return CMD_SUCCESS; | |
718e3744 | 2068 | |
d62a17ae | 2069 | host.encrypt = 1; |
718e3744 | 2070 | |
d62a17ae | 2071 | if (host.password) { |
2072 | if (host.password_encrypt) | |
2073 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2074 | host.password_encrypt = | |
2075 | XSTRDUP(MTYPE_HOST, zencrypt(host.password)); | |
2076 | } | |
2077 | if (host.enable) { | |
2078 | if (host.enable_encrypt) | |
2079 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2080 | host.enable_encrypt = | |
2081 | XSTRDUP(MTYPE_HOST, zencrypt(host.enable)); | |
2082 | } | |
718e3744 | 2083 | |
d62a17ae | 2084 | return CMD_SUCCESS; |
718e3744 | 2085 | } |
2086 | ||
2087 | DEFUN (no_service_password_encrypt, | |
2088 | no_service_password_encrypt_cmd, | |
2089 | "no service password-encryption", | |
2090 | NO_STR | |
2091 | "Set up miscellaneous service\n" | |
2092 | "Enable encrypted passwords\n") | |
2093 | { | |
d62a17ae | 2094 | if (!host.encrypt) |
2095 | return CMD_SUCCESS; | |
718e3744 | 2096 | |
d62a17ae | 2097 | host.encrypt = 0; |
718e3744 | 2098 | |
d62a17ae | 2099 | if (host.password_encrypt) |
2100 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2101 | host.password_encrypt = NULL; | |
718e3744 | 2102 | |
d62a17ae | 2103 | if (host.enable_encrypt) |
2104 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2105 | host.enable_encrypt = NULL; | |
718e3744 | 2106 | |
d62a17ae | 2107 | return CMD_SUCCESS; |
718e3744 | 2108 | } |
2109 | ||
f412b39a DW |
2110 | DEFUN (config_terminal_length, |
2111 | config_terminal_length_cmd, | |
d0bfb22c | 2112 | "terminal length (0-512)", |
718e3744 | 2113 | "Set terminal line parameters\n" |
2114 | "Set number of lines on a screen\n" | |
2115 | "Number of lines on screen (0 for no pausing)\n") | |
2116 | { | |
d62a17ae | 2117 | int idx_number = 2; |
718e3744 | 2118 | |
d62a17ae | 2119 | vty->lines = atoi(argv[idx_number]->arg); |
718e3744 | 2120 | |
d62a17ae | 2121 | return CMD_SUCCESS; |
718e3744 | 2122 | } |
2123 | ||
f412b39a DW |
2124 | DEFUN (config_terminal_no_length, |
2125 | config_terminal_no_length_cmd, | |
718e3744 | 2126 | "terminal no length", |
2127 | "Set terminal line parameters\n" | |
2128 | NO_STR | |
2129 | "Set number of lines on a screen\n") | |
2130 | { | |
d62a17ae | 2131 | vty->lines = -1; |
2132 | return CMD_SUCCESS; | |
718e3744 | 2133 | } |
2134 | ||
f412b39a DW |
2135 | DEFUN (service_terminal_length, |
2136 | service_terminal_length_cmd, | |
d0bfb22c | 2137 | "service terminal-length (0-512)", |
718e3744 | 2138 | "Set up miscellaneous service\n" |
2139 | "System wide terminal length configuration\n" | |
2140 | "Number of lines of VTY (0 means no line control)\n") | |
2141 | { | |
d62a17ae | 2142 | int idx_number = 2; |
718e3744 | 2143 | |
d62a17ae | 2144 | host.lines = atoi(argv[idx_number]->arg); |
718e3744 | 2145 | |
d62a17ae | 2146 | return CMD_SUCCESS; |
718e3744 | 2147 | } |
2148 | ||
f412b39a DW |
2149 | DEFUN (no_service_terminal_length, |
2150 | no_service_terminal_length_cmd, | |
d0bfb22c | 2151 | "no service terminal-length [(0-512)]", |
718e3744 | 2152 | NO_STR |
2153 | "Set up miscellaneous service\n" | |
2154 | "System wide terminal length configuration\n" | |
2155 | "Number of lines of VTY (0 means no line control)\n") | |
2156 | { | |
d62a17ae | 2157 | host.lines = -1; |
2158 | return CMD_SUCCESS; | |
718e3744 | 2159 | } |
2160 | ||
2885f72d | 2161 | DEFUN_HIDDEN (do_echo, |
d0bfb22c QY |
2162 | echo_cmd, |
2163 | "echo MESSAGE...", | |
2164 | "Echo a message back to the vty\n" | |
2165 | "The message to echo\n") | |
2885f72d | 2166 | { |
d62a17ae | 2167 | char *message; |
2885f72d | 2168 | |
d62a17ae | 2169 | vty_out(vty, "%s\n", |
2170 | ((message = argv_concat(argv, argc, 1)) ? message : "")); | |
2171 | if (message) | |
2172 | XFREE(MTYPE_TMP, message); | |
2173 | return CMD_SUCCESS; | |
2885f72d | 2174 | } |
2175 | ||
274a4a44 | 2176 | DEFUN (config_logmsg, |
2177 | config_logmsg_cmd, | |
199d90a1 | 2178 | "logmsg <emergencies|alerts|critical|errors|warnings|notifications|informational|debugging> MESSAGE...", |
274a4a44 | 2179 | "Send a message to enabled logging destinations\n" |
2180 | LOG_LEVEL_DESC | |
2181 | "The message to send\n") | |
2182 | { | |
d62a17ae | 2183 | int idx_log_level = 1; |
2184 | int idx_message = 2; | |
2185 | int level; | |
2186 | char *message; | |
274a4a44 | 2187 | |
0bdeb5e5 DL |
2188 | level = log_level_match(argv[idx_log_level]->arg); |
2189 | if (level == ZLOG_DISABLED) | |
d62a17ae | 2190 | return CMD_ERR_NO_MATCH; |
274a4a44 | 2191 | |
d62a17ae | 2192 | zlog(level, "%s", |
2193 | ((message = argv_concat(argv, argc, idx_message)) ? message : "")); | |
2194 | if (message) | |
2195 | XFREE(MTYPE_TMP, message); | |
65efcfce | 2196 | |
d62a17ae | 2197 | return CMD_SUCCESS; |
274a4a44 | 2198 | } |
2199 | ||
9eed278b DL |
2200 | DEFUN (debug_memstats, |
2201 | debug_memstats_cmd, | |
2202 | "[no] debug memstats-at-exit", | |
2203 | NO_STR | |
2204 | DEBUG_STR | |
2205 | "Print memory type statistics at exit\n") | |
2206 | { | |
2207 | debug_memstats_at_exit = !!strcmp(argv[0]->text, "no"); | |
2208 | return CMD_SUCCESS; | |
2209 | } | |
2210 | ||
d62a17ae | 2211 | int cmd_banner_motd_file(const char *file) |
7cfc61d3 | 2212 | { |
d62a17ae | 2213 | int success = CMD_SUCCESS; |
2214 | char p[PATH_MAX]; | |
2215 | char *rpath; | |
2216 | char *in; | |
7cfc61d3 | 2217 | |
d62a17ae | 2218 | rpath = realpath(file, p); |
2219 | if (!rpath) | |
2220 | return CMD_ERR_NO_FILE; | |
2221 | in = strstr(rpath, SYSCONFDIR); | |
2222 | if (in == rpath) { | |
0a22ddfb | 2223 | XFREE(MTYPE_HOST, host.motdfile); |
d62a17ae | 2224 | host.motdfile = XSTRDUP(MTYPE_HOST, file); |
2225 | } else | |
2226 | success = CMD_WARNING_CONFIG_FAILED; | |
1ee08155 | 2227 | |
d62a17ae | 2228 | return success; |
7cfc61d3 DS |
2229 | } |
2230 | ||
19d61463 DA |
2231 | void cmd_banner_motd_line(const char *line) |
2232 | { | |
e1b36e13 | 2233 | XFREE(MTYPE_HOST, host.motd); |
19d61463 DA |
2234 | host.motd = XSTRDUP(MTYPE_HOST, line); |
2235 | } | |
2236 | ||
3b0c5d9a | 2237 | DEFUN (banner_motd_file, |
2238 | banner_motd_file_cmd, | |
4d833e55 | 2239 | "banner motd file FILE", |
3b0c5d9a | 2240 | "Set banner\n" |
2241 | "Banner for motd\n" | |
2242 | "Banner from a file\n" | |
2243 | "Filename\n") | |
2244 | { | |
d62a17ae | 2245 | int idx_file = 3; |
2246 | const char *filename = argv[idx_file]->arg; | |
2247 | int cmd = cmd_banner_motd_file(filename); | |
1ee08155 | 2248 | |
d62a17ae | 2249 | if (cmd == CMD_ERR_NO_FILE) |
4d4c404b | 2250 | vty_out(vty, "%s does not exist\n", filename); |
d62a17ae | 2251 | else if (cmd == CMD_WARNING_CONFIG_FAILED) |
4d4c404b | 2252 | vty_out(vty, "%s must be in %s\n", filename, SYSCONFDIR); |
1ee08155 | 2253 | |
d62a17ae | 2254 | return cmd; |
3b0c5d9a | 2255 | } |
718e3744 | 2256 | |
19d61463 DA |
2257 | DEFUN (banner_motd_line, |
2258 | banner_motd_line_cmd, | |
2259 | "banner motd line LINE...", | |
2260 | "Set banner\n" | |
2261 | "Banner for motd\n" | |
2262 | "Banner from an input\n" | |
2263 | "Text\n") | |
2264 | { | |
2265 | int idx = 0; | |
2266 | char *motd; | |
2267 | ||
2268 | argv_find(argv, argc, "LINE", &idx); | |
2269 | motd = argv_concat(argv, argc, idx); | |
2270 | ||
2271 | cmd_banner_motd_line(motd); | |
2272 | XFREE(MTYPE_TMP, motd); | |
2273 | ||
2274 | return CMD_SUCCESS; | |
2275 | } | |
2276 | ||
718e3744 | 2277 | DEFUN (banner_motd_default, |
2278 | banner_motd_default_cmd, | |
2279 | "banner motd default", | |
2280 | "Set banner string\n" | |
2281 | "Strings for motd\n" | |
2282 | "Default string\n") | |
2283 | { | |
19d61463 | 2284 | cmd_banner_motd_line(FRR_DEFAULT_MOTD); |
d62a17ae | 2285 | return CMD_SUCCESS; |
718e3744 | 2286 | } |
2287 | ||
2288 | DEFUN (no_banner_motd, | |
2289 | no_banner_motd_cmd, | |
2290 | "no banner motd", | |
2291 | NO_STR | |
2292 | "Set banner string\n" | |
2293 | "Strings for motd\n") | |
2294 | { | |
d62a17ae | 2295 | host.motd = NULL; |
2296 | if (host.motdfile) | |
2297 | XFREE(MTYPE_HOST, host.motdfile); | |
2298 | host.motdfile = NULL; | |
2299 | return CMD_SUCCESS; | |
718e3744 | 2300 | } |
2301 | ||
ac156aec DA |
2302 | DEFUN(allow_reserved_ranges, allow_reserved_ranges_cmd, "allow-reserved-ranges", |
2303 | "Allow using IPv4 (Class E) reserved IP space\n") | |
2304 | { | |
2305 | host.allow_reserved_ranges = true; | |
2306 | return CMD_SUCCESS; | |
2307 | } | |
2308 | ||
2309 | DEFUN(no_allow_reserved_ranges, no_allow_reserved_ranges_cmd, | |
2310 | "no allow-reserved-ranges", | |
2311 | NO_STR "Allow using IPv4 (Class E) reserved IP space\n") | |
2312 | { | |
2313 | host.allow_reserved_ranges = false; | |
2314 | return CMD_SUCCESS; | |
2315 | } | |
2316 | ||
c2278962 | 2317 | int cmd_find_cmds(struct vty *vty, struct cmd_token **argv, int argc) |
a83a5331 | 2318 | { |
cf6c83e7 QY |
2319 | const struct cmd_node *node; |
2320 | const struct cmd_element *cli; | |
2321 | vector clis; | |
a83a5331 | 2322 | |
68912a20 QY |
2323 | regex_t exp = {}; |
2324 | ||
767f67a4 | 2325 | char *pattern = argv_concat(argv, argc, 1); |
68912a20 | 2326 | int cr = regcomp(&exp, pattern, REG_NOSUB | REG_EXTENDED); |
767f67a4 | 2327 | XFREE(MTYPE_TMP, pattern); |
68912a20 QY |
2328 | |
2329 | if (cr != 0) { | |
2330 | switch (cr) { | |
2331 | case REG_BADBR: | |
2332 | vty_out(vty, "%% Invalid {...} expression\n"); | |
2333 | break; | |
2334 | case REG_BADRPT: | |
2335 | vty_out(vty, "%% Bad repetition operator\n"); | |
2336 | break; | |
2337 | case REG_BADPAT: | |
2338 | vty_out(vty, "%% Regex syntax error\n"); | |
2339 | break; | |
2340 | case REG_ECOLLATE: | |
2341 | vty_out(vty, "%% Invalid collating element\n"); | |
2342 | break; | |
2343 | case REG_ECTYPE: | |
2344 | vty_out(vty, "%% Invalid character class name\n"); | |
2345 | break; | |
2346 | case REG_EESCAPE: | |
2347 | vty_out(vty, | |
2348 | "%% Regex ended with escape character (\\)\n"); | |
2349 | break; | |
2350 | case REG_ESUBREG: | |
2351 | vty_out(vty, | |
2352 | "%% Invalid number in \\digit construction\n"); | |
2353 | break; | |
2354 | case REG_EBRACK: | |
2355 | vty_out(vty, "%% Unbalanced square brackets\n"); | |
2356 | break; | |
2357 | case REG_EPAREN: | |
2358 | vty_out(vty, "%% Unbalanced parentheses\n"); | |
2359 | break; | |
2360 | case REG_EBRACE: | |
2361 | vty_out(vty, "%% Unbalanced braces\n"); | |
2362 | break; | |
2363 | case REG_ERANGE: | |
2364 | vty_out(vty, | |
2365 | "%% Invalid endpoint in range expression\n"); | |
2366 | break; | |
2367 | case REG_ESPACE: | |
2368 | vty_out(vty, "%% Failed to compile (out of memory)\n"); | |
2369 | break; | |
2370 | } | |
2371 | ||
2372 | goto done; | |
2373 | } | |
2374 | ||
2375 | ||
a83a5331 | 2376 | for (unsigned int i = 0; i < vector_active(cmdvec); i++) { |
cf6c83e7 | 2377 | node = vector_slot(cmdvec, i); |
a83a5331 QY |
2378 | if (!node) |
2379 | continue; | |
cf6c83e7 | 2380 | clis = node->cmd_vector; |
a83a5331 | 2381 | for (unsigned int j = 0; j < vector_active(clis); j++) { |
cf6c83e7 | 2382 | cli = vector_slot(clis, j); |
68912a20 | 2383 | |
5b96d81c IR |
2384 | if (regexec(&exp, cli->string, 0, NULL, 0) == 0) { |
2385 | vty_out(vty, " (%s) ", node->name); | |
2386 | print_cmd(vty, cli->string); | |
2387 | } | |
a83a5331 QY |
2388 | } |
2389 | } | |
2390 | ||
68912a20 QY |
2391 | done: |
2392 | regfree(&exp); | |
a83a5331 QY |
2393 | return CMD_SUCCESS; |
2394 | } | |
2395 | ||
c2278962 IR |
2396 | DEFUN(find, |
2397 | find_cmd, | |
2398 | "find REGEX...", | |
2399 | "Find CLI command matching a regular expression\n" | |
2400 | "Search pattern (POSIX regex)\n") | |
2401 | { | |
2402 | return cmd_find_cmds(vty, argv, argc); | |
2403 | } | |
2404 | ||
fa22080d | 2405 | #if defined(DEV_BUILD) && defined(HAVE_SCRIPTING) |
8be973f5 DL |
2406 | DEFUN(script, script_cmd, "script SCRIPT FUNCTION", |
2407 | "Test command - execute a function in a script\n" | |
2408 | "Script name (same as filename in /etc/frr/scripts/)\n" | |
2409 | "Function name (in the script)\n") | |
5f98c815 | 2410 | { |
3d19ffc5 | 2411 | struct prefix p; |
45e56ec4 DS |
2412 | |
2413 | (void)str2prefix("1.2.3.4/24", &p); | |
a71096fb | 2414 | struct frrscript *fs = frrscript_new(argv[1]->arg); |
5f98c815 | 2415 | |
596b44af DL |
2416 | if (frrscript_load(fs, argv[2]->arg, NULL)) { |
2417 | vty_out(vty, | |
8be973f5 | 2418 | "/etc/frr/scripts/%s.lua or function '%s' not found\n", |
596b44af | 2419 | argv[1]->arg, argv[2]->arg); |
3d19ffc5 | 2420 | } |
5f98c815 | 2421 | |
a71096fb DL |
2422 | int ret = frrscript_call(fs, argv[2]->arg, ("p", &p)); |
2423 | char buf[40]; | |
2424 | prefix2str(&p, buf, sizeof(buf)); | |
2425 | vty_out(vty, "p: %s\n", buf); | |
2426 | vty_out(vty, "Script result: %d\n", ret); | |
5f98c815 | 2427 | |
64d457d7 | 2428 | frrscript_delete(fs); |
ad6e9b85 | 2429 | |
5f98c815 QY |
2430 | return CMD_SUCCESS; |
2431 | } | |
2432 | #endif | |
2433 | ||
718e3744 | 2434 | /* Set config filename. Called from vty.c */ |
d62a17ae | 2435 | void host_config_set(const char *filename) |
718e3744 | 2436 | { |
0a22ddfb | 2437 | XFREE(MTYPE_HOST, host.config); |
d62a17ae | 2438 | host.config = XSTRDUP(MTYPE_HOST, filename); |
718e3744 | 2439 | } |
2440 | ||
d62a17ae | 2441 | const char *host_config_get(void) |
57387fb2 | 2442 | { |
d62a17ae | 2443 | return host.config; |
57387fb2 CF |
2444 | } |
2445 | ||
cf00164b DS |
2446 | void cmd_show_lib_debugs(struct vty *vty) |
2447 | { | |
2448 | route_map_show_debug(vty); | |
2449 | } | |
2450 | ||
d62a17ae | 2451 | void install_default(enum node_type node) |
718e3744 | 2452 | { |
01485adb DL |
2453 | _install_element(node, &config_exit_cmd); |
2454 | _install_element(node, &config_quit_cmd); | |
2455 | _install_element(node, &config_end_cmd); | |
2456 | _install_element(node, &config_help_cmd); | |
2457 | _install_element(node, &config_list_cmd); | |
2458 | _install_element(node, &show_cli_graph_cmd); | |
2459 | _install_element(node, &find_cmd); | |
718e3744 | 2460 | |
01485adb DL |
2461 | _install_element(node, &config_write_cmd); |
2462 | _install_element(node, &show_running_config_cmd); | |
7f059ea6 | 2463 | |
01485adb | 2464 | _install_element(node, &autocomplete_cmd); |
1c2facd1 RW |
2465 | |
2466 | nb_cli_install_default(node); | |
718e3744 | 2467 | } |
2468 | ||
87f44e2f DL |
2469 | /* Initialize command interface. Install basic nodes and commands. |
2470 | * | |
2471 | * terminal = 0 -- vtysh / no logging, no config control | |
2472 | * terminal = 1 -- normal daemon | |
9473e340 | 2473 | * terminal = -1 -- watchfrr / no logging, but minimal config control */ |
d62a17ae | 2474 | void cmd_init(int terminal) |
2475 | { | |
419cd5a0 MK |
2476 | struct utsname names; |
2477 | ||
419cd5a0 | 2478 | uname(&names); |
d62a17ae | 2479 | qobj_init(); |
2480 | ||
fe6b47b9 QY |
2481 | /* register command preprocessors */ |
2482 | hook_register(cmd_execute, handle_pipe_action); | |
2483 | hook_register(cmd_execute_done, handle_pipe_action_done); | |
2484 | ||
d62a17ae | 2485 | varhandlers = list_new(); |
2486 | ||
2487 | /* Allocate initial top vector of commands. */ | |
2488 | cmdvec = vector_init(VECTOR_MIN_SIZE); | |
2489 | ||
2490 | /* Default host value settings. */ | |
419cd5a0 | 2491 | host.name = XSTRDUP(MTYPE_HOST, names.nodename); |
46b48b33 DS |
2492 | host.system = XSTRDUP(MTYPE_HOST, names.sysname); |
2493 | host.release = XSTRDUP(MTYPE_HOST, names.release); | |
2494 | host.version = XSTRDUP(MTYPE_HOST, names.version); | |
2495 | ||
419cd5a0 | 2496 | #ifdef HAVE_STRUCT_UTSNAME_DOMAINNAME |
6b3ee3a0 MK |
2497 | if ((strcmp(names.domainname, "(none)") == 0)) |
2498 | host.domainname = NULL; | |
2499 | else | |
2500 | host.domainname = XSTRDUP(MTYPE_HOST, names.domainname); | |
419cd5a0 MK |
2501 | #else |
2502 | host.domainname = NULL; | |
2503 | #endif | |
d62a17ae | 2504 | host.password = NULL; |
2505 | host.enable = NULL; | |
d62a17ae | 2506 | host.config = NULL; |
2507 | host.noconfig = (terminal < 0); | |
2508 | host.lines = -1; | |
19d61463 | 2509 | cmd_banner_motd_line(FRR_DEFAULT_MOTD); |
d62a17ae | 2510 | host.motdfile = NULL; |
ac156aec | 2511 | host.allow_reserved_ranges = false; |
d62a17ae | 2512 | |
2513 | /* Install top nodes. */ | |
612c2c15 DL |
2514 | install_node(&view_node); |
2515 | install_node(&enable_node); | |
2516 | install_node(&auth_node); | |
2517 | install_node(&auth_enable_node); | |
2518 | install_node(&config_node); | |
d62a17ae | 2519 | |
2520 | /* Each node's basic commands. */ | |
2521 | install_element(VIEW_NODE, &show_version_cmd); | |
a83a5331 QY |
2522 | install_element(ENABLE_NODE, &show_startup_config_cmd); |
2523 | ||
d62a17ae | 2524 | if (terminal) { |
85a6806d MS |
2525 | install_element(ENABLE_NODE, &debug_memstats_cmd); |
2526 | ||
d62a17ae | 2527 | install_element(VIEW_NODE, &config_list_cmd); |
2528 | install_element(VIEW_NODE, &config_exit_cmd); | |
2529 | install_element(VIEW_NODE, &config_quit_cmd); | |
2530 | install_element(VIEW_NODE, &config_help_cmd); | |
2531 | install_element(VIEW_NODE, &config_enable_cmd); | |
2532 | install_element(VIEW_NODE, &config_terminal_length_cmd); | |
2533 | install_element(VIEW_NODE, &config_terminal_no_length_cmd); | |
d62a17ae | 2534 | install_element(VIEW_NODE, &show_commandtree_cmd); |
2535 | install_element(VIEW_NODE, &echo_cmd); | |
2536 | install_element(VIEW_NODE, &autocomplete_cmd); | |
a83a5331 | 2537 | install_element(VIEW_NODE, &find_cmd); |
fa22080d | 2538 | #if defined(DEV_BUILD) && defined(HAVE_SCRIPTING) |
3d19ffc5 QY |
2539 | install_element(VIEW_NODE, &script_cmd); |
2540 | #endif | |
2541 | ||
d62a17ae | 2542 | |
d62a17ae | 2543 | install_element(ENABLE_NODE, &config_end_cmd); |
2544 | install_element(ENABLE_NODE, &config_disable_cmd); | |
2545 | install_element(ENABLE_NODE, &config_terminal_cmd); | |
2546 | install_element(ENABLE_NODE, ©_runningconf_startupconf_cmd); | |
2547 | install_element(ENABLE_NODE, &config_write_cmd); | |
2548 | install_element(ENABLE_NODE, &show_running_config_cmd); | |
d62a17ae | 2549 | install_element(ENABLE_NODE, &config_logmsg_cmd); |
a83a5331 | 2550 | |
d62a17ae | 2551 | install_default(CONFIG_NODE); |
2552 | ||
2553 | thread_cmd_init(); | |
2554 | workqueue_cmd_init(); | |
2555 | hash_cmd_init(); | |
2556 | } | |
2557 | ||
2558 | install_element(CONFIG_NODE, &hostname_cmd); | |
2559 | install_element(CONFIG_NODE, &no_hostname_cmd); | |
6b3ee3a0 MK |
2560 | install_element(CONFIG_NODE, &domainname_cmd); |
2561 | install_element(CONFIG_NODE, &no_domainname_cmd); | |
d62a17ae | 2562 | |
2563 | if (terminal > 0) { | |
0bdeb5e5 DL |
2564 | full_cli = true; |
2565 | ||
85a6806d MS |
2566 | install_element(CONFIG_NODE, &debug_memstats_cmd); |
2567 | ||
d62a17ae | 2568 | install_element(CONFIG_NODE, &password_cmd); |
322e2d5c | 2569 | install_element(CONFIG_NODE, &no_password_cmd); |
d62a17ae | 2570 | install_element(CONFIG_NODE, &enable_password_cmd); |
2571 | install_element(CONFIG_NODE, &no_enable_password_cmd); | |
2572 | ||
d62a17ae | 2573 | install_element(CONFIG_NODE, &service_password_encrypt_cmd); |
2574 | install_element(CONFIG_NODE, &no_service_password_encrypt_cmd); | |
2575 | install_element(CONFIG_NODE, &banner_motd_default_cmd); | |
2576 | install_element(CONFIG_NODE, &banner_motd_file_cmd); | |
19d61463 | 2577 | install_element(CONFIG_NODE, &banner_motd_line_cmd); |
d62a17ae | 2578 | install_element(CONFIG_NODE, &no_banner_motd_cmd); |
2579 | install_element(CONFIG_NODE, &service_terminal_length_cmd); | |
2580 | install_element(CONFIG_NODE, &no_service_terminal_length_cmd); | |
ac156aec DA |
2581 | install_element(CONFIG_NODE, &allow_reserved_ranges_cmd); |
2582 | install_element(CONFIG_NODE, &no_allow_reserved_ranges_cmd); | |
d62a17ae | 2583 | |
0bdeb5e5 | 2584 | log_cmd_init(); |
d62a17ae | 2585 | vrf_install_commands(); |
2586 | } | |
af2567b6 DL |
2587 | |
2588 | #ifdef DEV_BUILD | |
d62a17ae | 2589 | grammar_sandbox_init(); |
af2567b6 | 2590 | #endif |
718e3744 | 2591 | } |
228da428 | 2592 | |
4d762f26 | 2593 | void cmd_terminate(void) |
d62a17ae | 2594 | { |
2595 | struct cmd_node *cmd_node; | |
2596 | ||
5d806ec6 QY |
2597 | hook_unregister(cmd_execute, handle_pipe_action); |
2598 | hook_unregister(cmd_execute_done, handle_pipe_action_done); | |
2599 | ||
d62a17ae | 2600 | if (cmdvec) { |
2601 | for (unsigned int i = 0; i < vector_active(cmdvec); i++) | |
2602 | if ((cmd_node = vector_slot(cmdvec, i)) != NULL) { | |
2603 | // deleting the graph delets the cmd_element as | |
2604 | // well | |
2605 | graph_delete_graph(cmd_node->cmdgraph); | |
2606 | vector_free(cmd_node->cmd_vector); | |
2607 | hash_clean(cmd_node->cmd_hash, NULL); | |
2608 | hash_free(cmd_node->cmd_hash); | |
2609 | cmd_node->cmd_hash = NULL; | |
2610 | } | |
2611 | ||
2612 | vector_free(cmdvec); | |
2613 | cmdvec = NULL; | |
2614 | } | |
2615 | ||
0a22ddfb | 2616 | XFREE(MTYPE_HOST, host.name); |
46b48b33 DS |
2617 | XFREE(MTYPE_HOST, host.system); |
2618 | XFREE(MTYPE_HOST, host.release); | |
2619 | XFREE(MTYPE_HOST, host.version); | |
0a22ddfb QY |
2620 | XFREE(MTYPE_HOST, host.domainname); |
2621 | XFREE(MTYPE_HOST, host.password); | |
2622 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2623 | XFREE(MTYPE_HOST, host.enable); | |
2624 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
0a22ddfb QY |
2625 | XFREE(MTYPE_HOST, host.motdfile); |
2626 | XFREE(MTYPE_HOST, host.config); | |
19d61463 | 2627 | XFREE(MTYPE_HOST, host.motd); |
d62a17ae | 2628 | |
6a154c88 | 2629 | list_delete(&varhandlers); |
d62a17ae | 2630 | qobj_finish(); |
228da428 | 2631 | } |