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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 | * | |
22 | * You should have received a copy of the GNU General Public License | |
23 | * along with GNU Zebra; see the file COPYING. If not, write to the Free | |
24 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
25 | * 02111-1307, USA. | |
26 | */ | |
718e3744 | 27 | |
28 | #include <zebra.h> | |
29 | ||
b21b19c5 | 30 | |
718e3744 | 31 | #include "memory.h" |
32 | #include "log.h" | |
deaa50db | 33 | #include "log_int.h" |
5e4fa164 | 34 | #include <lib/version.h> |
9ab6812d | 35 | #include "thread.h" |
b21b19c5 | 36 | #include "vector.h" |
d0bfb22c | 37 | #include "linklist.h" |
b21b19c5 | 38 | #include "vty.h" |
39 | #include "command.h" | |
354d119a | 40 | #include "workqueue.h" |
19dc275e | 41 | #include "vrf.h" |
d0bfb22c | 42 | #include "command_match.h" |
1bf9f027 | 43 | #include "qobj.h" |
d0bfb22c | 44 | |
4a1ab8e4 DL |
45 | DEFINE_MTYPE( LIB, HOST, "Host config") |
46 | DEFINE_MTYPE( LIB, STRVEC, "String vector") | |
83364d20 DL |
47 | DEFINE_MTYPE_STATIC(LIB, CMD_TOKENS, "Command Tokens") |
48 | DEFINE_MTYPE_STATIC(LIB, CMD_DESC, "Command Token Text") | |
49 | DEFINE_MTYPE_STATIC(LIB, CMD_TEXT, "Command Token Help") | |
50 | DEFINE_MTYPE( LIB, CMD_ARG, "Command Argument") | |
4a1ab8e4 | 51 | |
718e3744 | 52 | /* Command vector which includes some level of command lists. Normally |
53 | each daemon maintains each own cmdvec. */ | |
eb820afe | 54 | vector cmdvec = NULL; |
718e3744 | 55 | |
56 | /* Host information structure. */ | |
57 | struct host host; | |
58 | ||
718e3744 | 59 | /* Standard command node structures. */ |
7fc626de | 60 | static struct cmd_node auth_node = |
718e3744 | 61 | { |
62 | AUTH_NODE, | |
63 | "Password: ", | |
64 | }; | |
65 | ||
7fc626de | 66 | static struct cmd_node view_node = |
718e3744 | 67 | { |
68 | VIEW_NODE, | |
69 | "%s> ", | |
70 | }; | |
71 | ||
7fc626de | 72 | static struct cmd_node auth_enable_node = |
718e3744 | 73 | { |
74 | AUTH_ENABLE_NODE, | |
75 | "Password: ", | |
76 | }; | |
77 | ||
7fc626de | 78 | static struct cmd_node enable_node = |
718e3744 | 79 | { |
80 | ENABLE_NODE, | |
81 | "%s# ", | |
82 | }; | |
83 | ||
7fc626de | 84 | static struct cmd_node config_node = |
718e3744 | 85 | { |
86 | CONFIG_NODE, | |
87 | "%s(config)# ", | |
88 | 1 | |
89 | }; | |
6590f2c3 | 90 | |
91 | /* Default motd string. */ | |
b2f36157 | 92 | static const char *default_motd = FRR_DEFAULT_MOTD; |
274a4a44 | 93 | |
2d362d10 | 94 | static const struct facility_map { |
274a4a44 | 95 | int facility; |
96 | const char *name; | |
97 | size_t match; | |
d0bfb22c | 98 | } syslog_facilities[] = |
274a4a44 | 99 | { |
100 | { LOG_KERN, "kern", 1 }, | |
101 | { LOG_USER, "user", 2 }, | |
102 | { LOG_MAIL, "mail", 1 }, | |
103 | { LOG_DAEMON, "daemon", 1 }, | |
104 | { LOG_AUTH, "auth", 1 }, | |
105 | { LOG_SYSLOG, "syslog", 1 }, | |
106 | { LOG_LPR, "lpr", 2 }, | |
107 | { LOG_NEWS, "news", 1 }, | |
108 | { LOG_UUCP, "uucp", 2 }, | |
109 | { LOG_CRON, "cron", 1 }, | |
110 | #ifdef LOG_FTP | |
111 | { LOG_FTP, "ftp", 1 }, | |
112 | #endif | |
113 | { LOG_LOCAL0, "local0", 6 }, | |
114 | { LOG_LOCAL1, "local1", 6 }, | |
115 | { LOG_LOCAL2, "local2", 6 }, | |
116 | { LOG_LOCAL3, "local3", 6 }, | |
117 | { LOG_LOCAL4, "local4", 6 }, | |
118 | { LOG_LOCAL5, "local5", 6 }, | |
119 | { LOG_LOCAL6, "local6", 6 }, | |
120 | { LOG_LOCAL7, "local7", 6 }, | |
121 | { 0, NULL, 0 }, | |
122 | }; | |
123 | ||
124 | static const char * | |
125 | facility_name(int facility) | |
126 | { | |
2d362d10 | 127 | const struct facility_map *fm; |
274a4a44 | 128 | |
129 | for (fm = syslog_facilities; fm->name; fm++) | |
130 | if (fm->facility == facility) | |
131 | return fm->name; | |
132 | return ""; | |
133 | } | |
134 | ||
135 | static int | |
136 | facility_match(const char *str) | |
137 | { | |
2d362d10 | 138 | const struct facility_map *fm; |
274a4a44 | 139 | |
140 | for (fm = syslog_facilities; fm->name; fm++) | |
141 | if (!strncmp(str,fm->name,fm->match)) | |
142 | return fm->facility; | |
143 | return -1; | |
144 | } | |
145 | ||
146 | static int | |
147 | level_match(const char *s) | |
148 | { | |
149 | int level ; | |
d0bfb22c | 150 | |
274a4a44 | 151 | for ( level = 0 ; zlog_priority [level] != NULL ; level ++ ) |
152 | if (!strncmp (s, zlog_priority[level], 2)) | |
153 | return level; | |
154 | return ZLOG_DISABLED; | |
155 | } | |
156 | ||
cb585b65 | 157 | /* This is called from main when a daemon is invoked with -v or --version. */ |
6590f2c3 | 158 | void |
159 | print_version (const char *progname) | |
160 | { | |
b2f36157 DL |
161 | printf ("%s version %s\n", progname, FRR_VERSION); |
162 | printf ("%s\n", FRR_COPYRIGHT); | |
163 | printf ("configured with:\n\t%s\n", FRR_CONFIG_ARGS); | |
6590f2c3 | 164 | } |
165 | ||
6b0655a2 | 166 | |
718e3744 | 167 | /* Utility function to concatenate argv argument into a single string |
168 | with inserting ' ' character between each argument. */ | |
169 | char * | |
d0bfb22c | 170 | argv_concat (struct cmd_token **argv, int argc, int shift) |
718e3744 | 171 | { |
172 | int i; | |
f6834d4c | 173 | size_t len; |
718e3744 | 174 | char *str; |
f6834d4c | 175 | char *p; |
718e3744 | 176 | |
f6834d4c | 177 | len = 0; |
178 | for (i = shift; i < argc; i++) | |
d0bfb22c | 179 | len += strlen(argv[i]->arg)+1; |
f6834d4c | 180 | if (!len) |
181 | return NULL; | |
182 | p = str = XMALLOC(MTYPE_TMP, len); | |
718e3744 | 183 | for (i = shift; i < argc; i++) |
184 | { | |
f6834d4c | 185 | size_t arglen; |
d0bfb22c | 186 | memcpy(p, argv[i]->arg, (arglen = strlen(argv[i]->arg))); |
f6834d4c | 187 | p += arglen; |
188 | *p++ = ' '; | |
718e3744 | 189 | } |
f6834d4c | 190 | *(p-1) = '\0'; |
718e3744 | 191 | return str; |
192 | } | |
193 | ||
ae19d7dd QY |
194 | /** |
195 | * Convenience function for accessing argv data. | |
196 | * | |
197 | * @param argc | |
198 | * @param argv | |
199 | * @param text definition snippet of the desired token | |
200 | * @param index the starting index, and where to store the | |
201 | * index of the found token if it exists | |
202 | * @return 1 if found, 0 otherwise | |
203 | */ | |
204 | int | |
205 | argv_find (struct cmd_token **argv, int argc, const char *text, int *index) | |
206 | { | |
207 | int found = 0; | |
208 | for (int i = *index; i < argc && found == 0; i++) | |
209 | if ((found = strmatch (text, argv[i]->text))) | |
210 | *index = i; | |
211 | return found; | |
212 | } | |
213 | ||
274f29b2 PJ |
214 | static unsigned int |
215 | cmd_hash_key (void *p) | |
216 | { | |
217 | return (uintptr_t) p; | |
218 | } | |
219 | ||
220 | static int | |
221 | cmd_hash_cmp (const void *a, const void *b) | |
222 | { | |
223 | return a == b; | |
224 | } | |
225 | ||
718e3744 | 226 | /* Install top node of command vector. */ |
227 | void | |
d0bfb22c QY |
228 | install_node (struct cmd_node *node, |
229 | int (*func) (struct vty *)) | |
718e3744 | 230 | { |
231 | vector_set_index (cmdvec, node->node, node); | |
232 | node->func = func; | |
d0bfb22c | 233 | node->cmdgraph = graph_new (); |
76b6abb9 QY |
234 | node->cmd_vector = vector_init (VECTOR_MIN_SIZE); |
235 | // add start node | |
ce882f81 | 236 | struct cmd_token *token = new_cmd_token (START_TKN, CMD_ATTR_NORMAL, NULL, NULL); |
76b6abb9 | 237 | graph_new_node (node->cmdgraph, token, (void (*)(void *)) &del_cmd_token); |
274f29b2 | 238 | node->cmd_hash = hash_create (cmd_hash_key, cmd_hash_cmp); |
718e3744 | 239 | } |
240 | ||
ebacb4ed QY |
241 | /** |
242 | * Tokenizes a string, storing tokens in a vector. | |
243 | * Whitespace is ignored. | |
244 | * | |
245 | * Delimiter string = " \n\r\t". | |
246 | * | |
247 | * @param string to tokenize | |
248 | * @return tokenized string | |
249 | */ | |
718e3744 | 250 | vector |
ea8e9d97 | 251 | cmd_make_strvec (const char *string) |
718e3744 | 252 | { |
ebacb4ed | 253 | if (!string) return NULL; |
d0bfb22c | 254 | |
ebacb4ed QY |
255 | char *copy, *copystart; |
256 | copystart = copy = XSTRDUP (MTYPE_TMP, string); | |
d0bfb22c | 257 | |
ebacb4ed QY |
258 | // skip leading whitespace |
259 | while (isspace ((int) *copy) && *copy != '\0') copy++; | |
718e3744 | 260 | |
ebacb4ed QY |
261 | // if the entire string was whitespace or a comment, return |
262 | if (*copy == '\0' || *copy == '!' || *copy == '#') | |
17aca20b QY |
263 | { |
264 | XFREE (MTYPE_TMP, copystart); | |
718e3744 | 265 | return NULL; |
17aca20b | 266 | } |
718e3744 | 267 | |
ebacb4ed QY |
268 | vector strvec = vector_init (VECTOR_MIN_SIZE); |
269 | const char *delim = " \n\r\t", *tok = NULL; | |
270 | while (copy) | |
271 | { | |
272 | tok = strsep (©, delim); | |
273 | if (*tok != '\0') | |
274 | vector_set (strvec, XSTRDUP (MTYPE_STRVEC, tok)); | |
275 | } | |
718e3744 | 276 | |
ebacb4ed QY |
277 | XFREE (MTYPE_TMP, copystart); |
278 | return strvec; | |
718e3744 | 279 | } |
280 | ||
281 | /* Free allocated string vector. */ | |
282 | void | |
283 | cmd_free_strvec (vector v) | |
284 | { | |
8c328f11 | 285 | unsigned int i; |
718e3744 | 286 | char *cp; |
287 | ||
288 | if (!v) | |
289 | return; | |
290 | ||
55468c86 | 291 | for (i = 0; i < vector_active (v); i++) |
718e3744 | 292 | if ((cp = vector_slot (v, i)) != NULL) |
293 | XFREE (MTYPE_STRVEC, cp); | |
294 | ||
295 | vector_free (v); | |
296 | } | |
297 | ||
718e3744 | 298 | /* Return prompt character of specified node. */ |
8c328f11 | 299 | const char * |
718e3744 | 300 | cmd_prompt (enum node_type node) |
301 | { | |
302 | struct cmd_node *cnode; | |
303 | ||
304 | cnode = vector_slot (cmdvec, node); | |
305 | return cnode->prompt; | |
306 | } | |
307 | ||
de8f7a39 DL |
308 | static bool |
309 | cmd_nodes_link (struct graph_node *from, struct graph_node *to) | |
310 | { | |
311 | for (size_t i = 0; i < vector_active (from->to); i++) | |
312 | if (vector_slot (from->to, i) == to) | |
313 | return true; | |
314 | return false; | |
315 | } | |
316 | ||
317 | static bool cmd_nodes_equal (struct graph_node *ga, struct graph_node *gb); | |
318 | ||
319 | /* returns a single node to be excluded as "next" from iteration | |
320 | * - for JOIN_TKN, never continue back to the FORK_TKN | |
321 | * - in all other cases, don't try the node itself (in case of "...") | |
322 | */ | |
323 | static inline struct graph_node * | |
324 | cmd_loopstop(struct graph_node *gn) | |
325 | { | |
326 | struct cmd_token *tok = gn->data; | |
327 | if (tok->type == JOIN_TKN) | |
328 | return tok->forkjoin; | |
329 | else | |
330 | return gn; | |
331 | } | |
332 | ||
333 | static bool | |
334 | cmd_subgraph_equal (struct graph_node *ga, struct graph_node *gb, | |
335 | struct graph_node *a_join) | |
336 | { | |
337 | size_t i, j; | |
338 | struct graph_node *a_fork, *b_fork; | |
339 | a_fork = cmd_loopstop (ga); | |
340 | b_fork = cmd_loopstop (gb); | |
341 | ||
342 | if (vector_active (ga->to) != vector_active (gb->to)) | |
343 | return false; | |
344 | for (i = 0; i < vector_active (ga->to); i++) | |
345 | { | |
346 | struct graph_node *cga = vector_slot (ga->to, i); | |
347 | ||
348 | for (j = 0; j < vector_active (gb->to); j++) | |
349 | { | |
350 | struct graph_node *cgb = vector_slot (gb->to, i); | |
351 | ||
352 | if (cga == a_fork && cgb != b_fork) | |
353 | continue; | |
354 | if (cga == a_fork && cgb == b_fork) | |
355 | break; | |
356 | ||
357 | if (cmd_nodes_equal (cga, cgb)) | |
358 | { | |
359 | if (cga == a_join) | |
360 | break; | |
361 | if (cmd_subgraph_equal (cga, cgb, a_join)) | |
362 | break; | |
363 | } | |
364 | } | |
365 | if (j == vector_active (gb->to)) | |
366 | return false; | |
367 | } | |
368 | return true; | |
369 | } | |
370 | ||
371 | /* deep compare -- for FORK_TKN, the entire subgraph is compared. | |
372 | * this is what's needed since we're not currently trying to partially | |
373 | * merge subgraphs */ | |
374 | static bool | |
375 | cmd_nodes_equal (struct graph_node *ga, struct graph_node *gb) | |
376 | { | |
377 | struct cmd_token *a = ga->data, *b = gb->data; | |
378 | ||
379 | if (a->type != b->type || a->allowrepeat != b->allowrepeat) | |
380 | return false; | |
381 | if (a->type < SPECIAL_TKN && strcmp (a->text, b->text)) | |
382 | return false; | |
383 | /* one a ..., the other not. */ | |
384 | if (cmd_nodes_link (ga, ga) != cmd_nodes_link (gb, gb)) | |
385 | return false; | |
386 | ||
387 | switch (a->type) | |
388 | { | |
389 | case RANGE_TKN: | |
390 | return a->min == b->min && a->max == b->max; | |
391 | ||
392 | case FORK_TKN: | |
393 | /* one is keywords, the other just option or selector ... */ | |
394 | if (cmd_nodes_link (a->forkjoin, ga) != cmd_nodes_link (b->forkjoin, gb)) | |
395 | return false; | |
396 | if (cmd_nodes_link (ga, a->forkjoin) != cmd_nodes_link (gb, b->forkjoin)) | |
397 | return false; | |
398 | return cmd_subgraph_equal (ga, gb, a->forkjoin); | |
399 | ||
400 | default: | |
401 | return true; | |
402 | } | |
403 | } | |
404 | ||
405 | static void | |
406 | cmd_fork_bump_attr (struct graph_node *gn, struct graph_node *join, | |
407 | u_char attr) | |
408 | { | |
409 | size_t i; | |
410 | struct cmd_token *tok = gn->data; | |
411 | struct graph_node *stop = cmd_loopstop (gn); | |
412 | ||
413 | tok->attr = attr; | |
414 | for (i = 0; i < vector_active (gn->to); i++) | |
415 | { | |
416 | struct graph_node *next = vector_slot (gn->to, i); | |
417 | if (next == stop || next == join) | |
418 | continue; | |
419 | cmd_fork_bump_attr (next, join, attr); | |
420 | } | |
421 | } | |
422 | ||
423 | /* move an entire subtree from the temporary graph resulting from | |
424 | * parse() into the permanent graph for the command node. | |
425 | * | |
426 | * this touches rather deeply into the graph code unfortunately. | |
427 | */ | |
428 | static void | |
429 | cmd_reparent_tree (struct graph *fromgraph, struct graph *tograph, | |
430 | struct graph_node *node) | |
431 | { | |
432 | struct graph_node *stop = cmd_loopstop (node); | |
433 | size_t i; | |
434 | ||
435 | for (i = 0; i < vector_active (fromgraph->nodes); i++) | |
436 | if (vector_slot (fromgraph->nodes, i) == node) | |
437 | { | |
438 | /* agressive iteration punching through subgraphs - may hit some | |
439 | * nodes twice. reparent only if found on old graph */ | |
440 | vector_unset (fromgraph->nodes, i); | |
441 | vector_set (tograph->nodes, node); | |
442 | break; | |
443 | } | |
444 | ||
445 | for (i = 0; i < vector_active (node->to); i++) | |
446 | { | |
447 | struct graph_node *next = vector_slot (node->to, i); | |
448 | if (next != stop) | |
449 | cmd_reparent_tree (fromgraph, tograph, next); | |
450 | } | |
451 | } | |
452 | ||
453 | static void | |
454 | cmd_free_recur (struct graph *graph, struct graph_node *node, | |
455 | struct graph_node *stop) | |
456 | { | |
457 | struct graph_node *next, *nstop; | |
458 | ||
459 | for (size_t i = vector_active (node->to); i; i--) | |
460 | { | |
461 | next = vector_slot (node->to, i - 1); | |
462 | if (next == stop) | |
463 | continue; | |
464 | nstop = cmd_loopstop (next); | |
465 | if (nstop != next) | |
466 | cmd_free_recur (graph, next, nstop); | |
467 | cmd_free_recur (graph, nstop, stop); | |
468 | } | |
469 | graph_delete_node (graph, node); | |
470 | } | |
471 | ||
472 | static void | |
473 | cmd_free_node (struct graph *graph, struct graph_node *node) | |
474 | { | |
475 | struct cmd_token *tok = node->data; | |
476 | if (tok->type == JOIN_TKN) | |
477 | cmd_free_recur (graph, tok->forkjoin, node); | |
478 | graph_delete_node (graph, node); | |
479 | } | |
480 | ||
481 | /* recursive graph merge. call with | |
482 | * old ~= new | |
483 | * (which holds true for old == START_TKN, new == START_TKN) | |
484 | */ | |
485 | static void | |
486 | cmd_merge_nodes (struct graph *oldgraph, struct graph *newgraph, | |
487 | struct graph_node *old, struct graph_node *new, | |
488 | int direction) | |
489 | { | |
490 | struct cmd_token *tok; | |
491 | struct graph_node *old_skip, *new_skip; | |
492 | old_skip = cmd_loopstop (old); | |
493 | new_skip = cmd_loopstop (new); | |
494 | ||
495 | assert (direction == 1 || direction == -1); | |
496 | ||
497 | tok = old->data; | |
498 | tok->refcnt += direction; | |
499 | ||
500 | size_t j, i; | |
501 | for (j = 0; j < vector_active (new->to); j++) | |
502 | { | |
503 | struct graph_node *cnew = vector_slot (new->to, j); | |
504 | if (cnew == new_skip) | |
505 | continue; | |
506 | ||
507 | for (i = 0; i < vector_active (old->to); i++) | |
508 | { | |
509 | struct graph_node *cold = vector_slot (old->to, i); | |
510 | if (cold == old_skip) | |
511 | continue; | |
512 | ||
513 | if (cmd_nodes_equal (cold, cnew)) | |
514 | { | |
515 | struct cmd_token *told = cold->data, *tnew = cnew->data; | |
516 | ||
517 | if (told->type == END_TKN) | |
518 | { | |
519 | if (direction < 0) | |
520 | { | |
521 | graph_delete_node (oldgraph, vector_slot (cold->to, 0)); | |
522 | graph_delete_node (oldgraph, cold); | |
523 | } | |
524 | else | |
525 | /* force no-match handling to install END_TKN */ | |
526 | i = vector_active (old->to); | |
527 | break; | |
528 | } | |
529 | ||
530 | /* the entire fork compared as equal, we continue after it. */ | |
531 | if (told->type == FORK_TKN) | |
532 | { | |
533 | if (tnew->attr < told->attr && direction > 0) | |
534 | cmd_fork_bump_attr (cold, told->forkjoin, tnew->attr); | |
535 | /* XXX: no reverse bump on uninstall */ | |
536 | told = (cold = told->forkjoin)->data; | |
537 | tnew = (cnew = tnew->forkjoin)->data; | |
538 | } | |
539 | if (tnew->attr < told->attr) | |
540 | told->attr = tnew->attr; | |
541 | ||
542 | cmd_merge_nodes (oldgraph, newgraph, cold, cnew, direction); | |
543 | break; | |
544 | } | |
545 | } | |
546 | /* nothing found => add new to old */ | |
547 | if (i == vector_active (old->to) && direction > 0) | |
548 | { | |
549 | assert (vector_count (cnew->from) == | |
550 | cmd_nodes_link (cnew, cnew) ? 2 : 1); | |
551 | graph_remove_edge (new, cnew); | |
552 | ||
553 | cmd_reparent_tree (newgraph, oldgraph, cnew); | |
554 | ||
555 | graph_add_edge (old, cnew); | |
556 | } | |
557 | } | |
558 | ||
559 | if (!tok->refcnt) | |
560 | cmd_free_node (oldgraph, old); | |
561 | } | |
562 | ||
563 | void | |
564 | cmd_merge_graphs (struct graph *old, struct graph *new, int direction) | |
565 | { | |
566 | assert (vector_active (old->nodes) >= 1); | |
567 | assert (vector_active (new->nodes) >= 1); | |
568 | ||
569 | cmd_merge_nodes (old, new, | |
570 | vector_slot (old->nodes, 0), vector_slot (new->nodes, 0), | |
571 | direction); | |
572 | } | |
573 | ||
718e3744 | 574 | /* Install a command into a node. */ |
575 | void | |
576 | install_element (enum node_type ntype, struct cmd_element *cmd) | |
577 | { | |
578 | struct cmd_node *cnode; | |
d0bfb22c | 579 | |
eb820afe | 580 | /* cmd_init hasn't been called */ |
581 | if (!cmdvec) | |
274f29b2 PJ |
582 | { |
583 | fprintf (stderr, "%s called before cmd_init, breakage likely\n", | |
584 | __func__); | |
585 | return; | |
586 | } | |
ebacb4ed | 587 | |
718e3744 | 588 | cnode = vector_slot (cmdvec, ntype); |
589 | ||
d0bfb22c | 590 | if (cnode == NULL) |
718e3744 | 591 | { |
592 | fprintf (stderr, "Command node %d doesn't exist, please check it\n", | |
d0bfb22c QY |
593 | ntype); |
594 | exit (EXIT_FAILURE); | |
718e3744 | 595 | } |
ebacb4ed | 596 | |
274f29b2 | 597 | if (hash_lookup (cnode->cmd_hash, cmd) != NULL) |
c0f9771d | 598 | { |
ebacb4ed | 599 | fprintf (stderr, |
274f29b2 PJ |
600 | "Multiple command installs to node %d of command:\n%s\n", |
601 | ntype, cmd->string); | |
c0f9771d QY |
602 | return; |
603 | } | |
ebacb4ed | 604 | |
274f29b2 | 605 | assert (hash_get (cnode->cmd_hash, cmd, hash_alloc_intern)); |
ebacb4ed | 606 | |
de8f7a39 DL |
607 | struct graph *graph = graph_new(); |
608 | struct cmd_token *token = new_cmd_token (START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
609 | graph_new_node (graph, token, (void (*)(void *)) &del_cmd_token); | |
610 | ||
611 | command_parse_format (graph, cmd); | |
612 | cmd_merge_graphs (cnode->cmdgraph, graph, +1); | |
613 | graph_delete_graph (graph); | |
614 | ||
718e3744 | 615 | vector_set (cnode->cmd_vector, cmd); |
735e62a0 DS |
616 | |
617 | if (ntype == VIEW_NODE) | |
618 | install_element (ENABLE_NODE, cmd); | |
718e3744 | 619 | } |
620 | ||
de8f7a39 DL |
621 | void |
622 | uninstall_element (enum node_type ntype, struct cmd_element *cmd) | |
623 | { | |
624 | struct cmd_node *cnode; | |
625 | ||
626 | /* cmd_init hasn't been called */ | |
627 | if (!cmdvec) | |
628 | { | |
629 | fprintf (stderr, "%s called before cmd_init, breakage likely\n", | |
630 | __func__); | |
631 | return; | |
632 | } | |
633 | ||
634 | cnode = vector_slot (cmdvec, ntype); | |
635 | ||
636 | if (cnode == NULL) | |
637 | { | |
638 | fprintf (stderr, "Command node %d doesn't exist, please check it\n", | |
639 | ntype); | |
640 | exit (EXIT_FAILURE); | |
641 | } | |
642 | ||
643 | if (hash_release (cnode->cmd_hash, cmd) == NULL) | |
644 | { | |
645 | fprintf (stderr, | |
646 | "Trying to uninstall non-installed command (node %d):\n%s\n", | |
647 | ntype, cmd->string); | |
648 | return; | |
649 | } | |
650 | ||
651 | vector_unset_value (cnode->cmd_vector, cmd); | |
652 | ||
653 | struct graph *graph = graph_new(); | |
654 | struct cmd_token *token = new_cmd_token (START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
655 | graph_new_node (graph, token, (void (*)(void *)) &del_cmd_token); | |
656 | ||
657 | command_parse_format (graph, cmd); | |
658 | cmd_merge_graphs (cnode->cmdgraph, graph, -1); | |
659 | graph_delete_graph (graph); | |
660 | ||
661 | if (ntype == VIEW_NODE) | |
662 | uninstall_element (ENABLE_NODE, cmd); | |
663 | } | |
664 | ||
665 | ||
2d362d10 | 666 | static const unsigned char itoa64[] = |
718e3744 | 667 | "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
668 | ||
274a4a44 | 669 | static void |
718e3744 | 670 | to64(char *s, long v, int n) |
671 | { | |
d0bfb22c | 672 | while (--n >= 0) |
718e3744 | 673 | { |
674 | *s++ = itoa64[v&0x3f]; | |
675 | v >>= 6; | |
676 | } | |
677 | } | |
678 | ||
274a4a44 | 679 | static char * |
680 | zencrypt (const char *passwd) | |
718e3744 | 681 | { |
682 | char salt[6]; | |
683 | struct timeval tv; | |
684 | char *crypt (const char *, const char *); | |
685 | ||
686 | gettimeofday(&tv,0); | |
d0bfb22c | 687 | |
718e3744 | 688 | to64(&salt[0], random(), 3); |
689 | to64(&salt[3], tv.tv_usec, 3); | |
690 | salt[5] = '\0'; | |
691 | ||
692 | return crypt (passwd, salt); | |
693 | } | |
694 | ||
695 | /* This function write configuration of this host. */ | |
274a4a44 | 696 | static int |
718e3744 | 697 | config_write_host (struct vty *vty) |
698 | { | |
699 | if (host.name) | |
700 | vty_out (vty, "hostname %s%s", host.name, VTY_NEWLINE); | |
701 | ||
702 | if (host.encrypt) | |
703 | { | |
704 | if (host.password_encrypt) | |
d0bfb22c | 705 | vty_out (vty, "password 8 %s%s", host.password_encrypt, VTY_NEWLINE); |
718e3744 | 706 | if (host.enable_encrypt) |
d0bfb22c | 707 | vty_out (vty, "enable password 8 %s%s", host.enable_encrypt, VTY_NEWLINE); |
718e3744 | 708 | } |
709 | else | |
710 | { | |
711 | if (host.password) | |
712 | vty_out (vty, "password %s%s", host.password, VTY_NEWLINE); | |
713 | if (host.enable) | |
714 | vty_out (vty, "enable password %s%s", host.enable, VTY_NEWLINE); | |
715 | } | |
716 | ||
274a4a44 | 717 | if (zlog_default->default_lvl != LOG_DEBUG) |
82146b88 | 718 | { |
719 | vty_out (vty, "! N.B. The 'log trap' command is deprecated.%s", | |
d0bfb22c | 720 | VTY_NEWLINE); |
82146b88 | 721 | vty_out (vty, "log trap %s%s", |
d0bfb22c | 722 | zlog_priority[zlog_default->default_lvl], VTY_NEWLINE); |
82146b88 | 723 | } |
274a4a44 | 724 | |
725 | if (host.logfile && (zlog_default->maxlvl[ZLOG_DEST_FILE] != ZLOG_DISABLED)) | |
726 | { | |
727 | vty_out (vty, "log file %s", host.logfile); | |
728 | if (zlog_default->maxlvl[ZLOG_DEST_FILE] != zlog_default->default_lvl) | |
d0bfb22c QY |
729 | vty_out (vty, " %s", |
730 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_FILE]]); | |
274a4a44 | 731 | vty_out (vty, "%s", VTY_NEWLINE); |
732 | } | |
733 | ||
734 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != ZLOG_DISABLED) | |
735 | { | |
736 | vty_out (vty, "log stdout"); | |
737 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != zlog_default->default_lvl) | |
d0bfb22c QY |
738 | vty_out (vty, " %s", |
739 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_STDOUT]]); | |
274a4a44 | 740 | vty_out (vty, "%s", VTY_NEWLINE); |
741 | } | |
718e3744 | 742 | |
274a4a44 | 743 | if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) |
744 | vty_out(vty,"no log monitor%s",VTY_NEWLINE); | |
745 | else if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] != zlog_default->default_lvl) | |
746 | vty_out(vty,"log monitor %s%s", | |
d0bfb22c | 747 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_MONITOR]],VTY_NEWLINE); |
718e3744 | 748 | |
274a4a44 | 749 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) |
12ab19f1 | 750 | { |
751 | vty_out (vty, "log syslog"); | |
274a4a44 | 752 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != zlog_default->default_lvl) |
d0bfb22c QY |
753 | vty_out (vty, " %s", |
754 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_SYSLOG]]); | |
12ab19f1 | 755 | vty_out (vty, "%s", VTY_NEWLINE); |
756 | } | |
274a4a44 | 757 | |
758 | if (zlog_default->facility != LOG_DAEMON) | |
759 | vty_out (vty, "log facility %s%s", | |
d0bfb22c | 760 | facility_name(zlog_default->facility), VTY_NEWLINE); |
718e3744 | 761 | |
762 | if (zlog_default->record_priority == 1) | |
763 | vty_out (vty, "log record-priority%s", VTY_NEWLINE); | |
764 | ||
1ed72e0b AS |
765 | if (zlog_default->timestamp_precision > 0) |
766 | vty_out (vty, "log timestamp precision %d%s", | |
d0bfb22c | 767 | zlog_default->timestamp_precision, VTY_NEWLINE); |
1ed72e0b | 768 | |
718e3744 | 769 | if (host.advanced) |
770 | vty_out (vty, "service advanced-vty%s", VTY_NEWLINE); | |
771 | ||
772 | if (host.encrypt) | |
773 | vty_out (vty, "service password-encryption%s", VTY_NEWLINE); | |
774 | ||
775 | if (host.lines >= 0) | |
776 | vty_out (vty, "service terminal-length %d%s", host.lines, | |
d0bfb22c | 777 | VTY_NEWLINE); |
718e3744 | 778 | |
3b0c5d9a | 779 | if (host.motdfile) |
780 | vty_out (vty, "banner motd file %s%s", host.motdfile, VTY_NEWLINE); | |
781 | else if (! host.motd) | |
718e3744 | 782 | vty_out (vty, "no banner motd%s", VTY_NEWLINE); |
783 | ||
784 | return 1; | |
785 | } | |
786 | ||
d0bfb22c QY |
787 | /* Utility function for getting command graph. */ |
788 | static struct graph * | |
789 | cmd_node_graph (vector v, enum node_type ntype) | |
718e3744 | 790 | { |
d0bfb22c QY |
791 | struct cmd_node *cnode = vector_slot (v, ntype); |
792 | return cnode->cmdgraph; | |
718e3744 | 793 | } |
794 | ||
d0bfb22c QY |
795 | static int |
796 | cmd_try_do_shortcut (enum node_type node, char* first_word) { | |
797 | if ( first_word != NULL && | |
798 | node != AUTH_NODE && | |
799 | node != VIEW_NODE && | |
800 | node != AUTH_ENABLE_NODE && | |
801 | node != ENABLE_NODE && | |
d0bfb22c QY |
802 | 0 == strcmp( "do", first_word ) ) |
803 | return 1; | |
804 | return 0; | |
718e3744 | 805 | } |
806 | ||
d0bfb22c QY |
807 | /** |
808 | * Compare function for cmd_token. | |
809 | * Used with qsort to sort command completions. | |
810 | */ | |
274a4a44 | 811 | static int |
d0bfb22c | 812 | compare_completions (const void *fst, const void *snd) |
718e3744 | 813 | { |
d0bfb22c QY |
814 | struct cmd_token *first = *(struct cmd_token **) fst, |
815 | *secnd = *(struct cmd_token **) snd; | |
816 | return strcmp (first->text, secnd->text); | |
718e3744 | 817 | } |
818 | ||
d0bfb22c QY |
819 | /** |
820 | * Takes a list of completions returned by command_complete, | |
821 | * dedeuplicates them based on both text and description, | |
6011c1b2 QY |
822 | * sorts them, and returns them as a vector. |
823 | * | |
824 | * @param completions linked list of cmd_token | |
825 | * @return deduplicated and sorted vector with | |
d0bfb22c | 826 | */ |
af2567b6 | 827 | vector |
d0bfb22c | 828 | completions_to_vec (struct list *completions) |
718e3744 | 829 | { |
d0bfb22c | 830 | vector comps = vector_init (VECTOR_MIN_SIZE); |
718e3744 | 831 | |
d0bfb22c | 832 | struct listnode *ln; |
6011c1b2 | 833 | struct cmd_token *token, *cr = NULL; |
d0bfb22c QY |
834 | unsigned int i, exists; |
835 | for (ALL_LIST_ELEMENTS_RO(completions,ln,token)) | |
836 | { | |
6011c1b2 QY |
837 | if (token->type == END_TKN && (cr = token)) |
838 | continue; | |
839 | ||
d0bfb22c QY |
840 | // linear search for token in completions vector |
841 | exists = 0; | |
842 | for (i = 0; i < vector_active (comps) && !exists; i++) | |
cd40b329 | 843 | { |
d0bfb22c | 844 | struct cmd_token *curr = vector_slot (comps, i); |
53205694 | 845 | #ifdef VTYSH_DEBUG |
d0bfb22c QY |
846 | exists = !strcmp (curr->text, token->text) && |
847 | !strcmp (curr->desc, token->desc); | |
53205694 QY |
848 | #else |
849 | exists = !strcmp (curr->text, token->text); | |
850 | #endif /* VTYSH_DEBUG */ | |
cd40b329 | 851 | } |
909a2155 | 852 | |
d0bfb22c | 853 | if (!exists) |
17aca20b | 854 | vector_set (comps, token); |
d0bfb22c | 855 | } |
cd40b329 | 856 | |
d0bfb22c QY |
857 | // sort completions |
858 | qsort (comps->index, | |
859 | vector_active (comps), | |
860 | sizeof (void *), | |
861 | &compare_completions); | |
cd40b329 | 862 | |
ebacb4ed | 863 | // make <cr> the first element, if it is present |
6011c1b2 QY |
864 | if (cr) |
865 | { | |
866 | vector_set_index (comps, vector_active (comps), NULL); | |
867 | memmove (comps->index + 1, comps->index, (comps->alloced - 1) * sizeof (void *)); | |
17aca20b | 868 | vector_set_index (comps, 0, cr); |
6011c1b2 QY |
869 | } |
870 | ||
d0bfb22c | 871 | return comps; |
cd40b329 | 872 | } |
d0bfb22c QY |
873 | /** |
874 | * Generates a vector of cmd_token representing possible completions | |
875 | * on the current input. | |
876 | * | |
877 | * @param vline the vectorized input line | |
878 | * @param vty the vty with the node to match on | |
879 | * @param status pointer to matcher status code | |
ebacb4ed | 880 | * @return vector of struct cmd_token * with possible completions |
d0bfb22c QY |
881 | */ |
882 | static vector | |
883 | cmd_complete_command_real (vector vline, struct vty *vty, int *status) | |
cd40b329 | 884 | { |
d0bfb22c QY |
885 | struct list *completions; |
886 | struct graph *cmdgraph = cmd_node_graph (cmdvec, vty->node); | |
cd40b329 | 887 | |
d0bfb22c | 888 | enum matcher_rv rv = command_complete (cmdgraph, vline, &completions); |
cd40b329 | 889 | |
d0bfb22c QY |
890 | if (MATCHER_ERROR(rv)) |
891 | { | |
17aca20b | 892 | *status = CMD_ERR_NO_MATCH; |
d0bfb22c | 893 | return NULL; |
b92938a7 | 894 | } |
895 | ||
d0bfb22c QY |
896 | vector comps = completions_to_vec (completions); |
897 | list_delete (completions); | |
b92938a7 | 898 | |
d0bfb22c QY |
899 | // set status code appropriately |
900 | switch (vector_active (comps)) | |
901 | { | |
902 | case 0: | |
903 | *status = CMD_ERR_NO_MATCH; | |
904 | break; | |
905 | case 1: | |
906 | *status = CMD_COMPLETE_FULL_MATCH; | |
907 | break; | |
908 | default: | |
909 | *status = CMD_COMPLETE_LIST_MATCH; | |
910 | } | |
718e3744 | 911 | |
d0bfb22c QY |
912 | return comps; |
913 | } | |
718e3744 | 914 | |
d0bfb22c QY |
915 | vector |
916 | cmd_describe_command (vector vline, struct vty *vty, int *status) | |
917 | { | |
918 | vector ret; | |
718e3744 | 919 | |
d0bfb22c | 920 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) |
718e3744 | 921 | { |
d0bfb22c QY |
922 | enum node_type onode; |
923 | vector shifted_vline; | |
924 | unsigned int index; | |
718e3744 | 925 | |
d0bfb22c QY |
926 | onode = vty->node; |
927 | vty->node = ENABLE_NODE; | |
928 | /* We can try it on enable node, cos' the vty is authenticated */ | |
718e3744 | 929 | |
d0bfb22c QY |
930 | shifted_vline = vector_init (vector_count(vline)); |
931 | /* use memcpy? */ | |
932 | for (index = 1; index < vector_active (vline); index++) | |
933 | { | |
934 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
935 | } | |
718e3744 | 936 | |
d0bfb22c QY |
937 | ret = cmd_complete_command_real (shifted_vline, vty, status); |
938 | ||
939 | vector_free(shifted_vline); | |
940 | vty->node = onode; | |
941 | return ret; | |
942 | } | |
718e3744 | 943 | |
d0bfb22c | 944 | return cmd_complete_command_real (vline, vty, status); |
718e3744 | 945 | } |
946 | ||
ebacb4ed QY |
947 | /** |
948 | * Generate possible tab-completions for the given input. This function only | |
949 | * returns results that would result in a valid command if used as Readline | |
950 | * completions (as is the case in vtysh). For instance, if the passed vline ends | |
951 | * with '4.3.2', the strings 'A.B.C.D' and 'A.B.C.D/M' will _not_ be returned. | |
952 | * | |
953 | * @param vline vectorized input line | |
954 | * @param vty the vty | |
955 | * @param status location to store matcher status code in | |
956 | * @return set of valid strings for use with Readline as tab-completions. | |
957 | */ | |
958 | ||
b92938a7 | 959 | char ** |
ebacb4ed | 960 | cmd_complete_command (vector vline, struct vty *vty, int *status) |
b92938a7 | 961 | { |
268316d1 QY |
962 | char **ret = NULL; |
963 | int original_node = vty->node; | |
964 | vector input_line = vector_init (vector_count (vline)); | |
965 | ||
966 | // if the first token is 'do' we'll want to execute the command in the enable node | |
967 | int do_shortcut = cmd_try_do_shortcut (vty->node, vector_slot (vline, 0)); | |
968 | vty->node = do_shortcut ? ENABLE_NODE : original_node; | |
969 | ||
970 | // construct the input line we'll be matching on | |
971 | unsigned int offset = (do_shortcut) ? 1 : 0; | |
972 | for (unsigned index = 0; index + offset < vector_active (vline); index++) | |
55d403c9 | 973 | vector_set_index (input_line, index, vector_lookup (vline, index + offset)); |
268316d1 QY |
974 | |
975 | // get token completions -- this is a copying operation | |
ef736f12 | 976 | vector comps = NULL, initial_comps; |
ebacb4ed QY |
977 | initial_comps = cmd_complete_command_real (input_line, vty, status); |
978 | ||
268316d1 QY |
979 | if (!MATCHER_ERROR (*status)) |
980 | { | |
5b5231b0 QY |
981 | assert (initial_comps); |
982 | // filter out everything that is not suitable for a tab-completion | |
983 | comps = vector_init (VECTOR_MIN_SIZE); | |
984 | for (unsigned int i = 0; i < vector_active(initial_comps); i++) | |
985 | { | |
986 | struct cmd_token *token = vector_slot (initial_comps, i); | |
987 | if (token->type == WORD_TKN) | |
988 | vector_set (comps, token); | |
5b5231b0 QY |
989 | } |
990 | vector_free (initial_comps); | |
991 | ||
53d5ec36 DL |
992 | // since we filtered results, we need to re-set status code |
993 | switch (vector_active (comps)) | |
994 | { | |
995 | case 0: | |
996 | *status = CMD_ERR_NO_MATCH; | |
997 | break; | |
998 | case 1: | |
999 | *status = CMD_COMPLETE_FULL_MATCH; | |
1000 | break; | |
1001 | default: | |
1002 | *status = CMD_COMPLETE_LIST_MATCH; | |
1003 | } | |
1004 | ||
268316d1 | 1005 | // copy completions text into an array of char* |
17aca20b | 1006 | ret = XMALLOC (MTYPE_TMP, (vector_active (comps)+1) * sizeof (char *)); |
268316d1 QY |
1007 | unsigned int i; |
1008 | for (i = 0; i < vector_active (comps); i++) | |
1009 | { | |
1010 | struct cmd_token *token = vector_slot (comps, i); | |
1011 | ret[i] = XSTRDUP (MTYPE_TMP, token->text); | |
1012 | vector_unset (comps, i); | |
268316d1 | 1013 | } |
ebacb4ed QY |
1014 | // set the last element to NULL, because this array is used in |
1015 | // a Readline completion_generator function which expects NULL | |
1016 | // as a sentinel value | |
268316d1 QY |
1017 | ret[i] = NULL; |
1018 | vector_free (comps); | |
1019 | comps = NULL; | |
1020 | } | |
a31ff449 DL |
1021 | else if (initial_comps) |
1022 | vector_free (initial_comps); | |
b92938a7 | 1023 | |
268316d1 QY |
1024 | // comps should always be null here |
1025 | assert (!comps); | |
b92938a7 | 1026 | |
268316d1 QY |
1027 | // free the adjusted input line |
1028 | vector_free (input_line); | |
b92938a7 | 1029 | |
268316d1 QY |
1030 | // reset vty->node to its original value |
1031 | vty->node = original_node; | |
d0bfb22c QY |
1032 | |
1033 | return ret; | |
cde9f101 | 1034 | } |
b92938a7 | 1035 | |
b92938a7 | 1036 | /* return parent node */ |
1037 | /* MUST eventually converge on CONFIG_NODE */ | |
13bfca7a | 1038 | enum node_type |
274a4a44 | 1039 | node_parent ( enum node_type node ) |
b92938a7 | 1040 | { |
1041 | enum node_type ret; | |
1042 | ||
9ab6812d | 1043 | assert (node > CONFIG_NODE); |
1044 | ||
1045 | switch (node) | |
1046 | { | |
1047 | case BGP_VPNV4_NODE: | |
8ecd3266 | 1048 | case BGP_VPNV6_NODE: |
8b1fb8be LB |
1049 | case BGP_ENCAP_NODE: |
1050 | case BGP_ENCAPV6_NODE: | |
5ff06872 | 1051 | case BGP_VRF_POLICY_NODE: |
65efcfce | 1052 | case BGP_VNC_DEFAULTS_NODE: |
e52702f2 QY |
1053 | case BGP_VNC_NVE_GROUP_NODE: |
1054 | case BGP_VNC_L2_GROUP_NODE: | |
9ab6812d | 1055 | case BGP_IPV4_NODE: |
1056 | case BGP_IPV4M_NODE: | |
1057 | case BGP_IPV6_NODE: | |
1e836590 | 1058 | case BGP_IPV6M_NODE: |
9e6df0b7 | 1059 | case BGP_EVPN_NODE: |
9ab6812d | 1060 | ret = BGP_NODE; |
1061 | break; | |
1062 | case KEYCHAIN_KEY_NODE: | |
1063 | ret = KEYCHAIN_NODE; | |
1064 | break; | |
16f1b9ee OD |
1065 | case LINK_PARAMS_NODE: |
1066 | ret = INTERFACE_NODE; | |
1067 | break; | |
eac6e3f0 RW |
1068 | case LDP_IPV4_NODE: |
1069 | case LDP_IPV6_NODE: | |
1070 | ret = LDP_NODE; | |
1071 | break; | |
1072 | case LDP_IPV4_IFACE_NODE: | |
1073 | ret = LDP_IPV4_NODE; | |
1074 | break; | |
1075 | case LDP_IPV6_IFACE_NODE: | |
1076 | ret = LDP_IPV6_NODE; | |
1077 | break; | |
1078 | case LDP_PSEUDOWIRE_NODE: | |
1079 | ret = LDP_L2VPN_NODE; | |
1080 | break; | |
9ab6812d | 1081 | default: |
1082 | ret = CONFIG_NODE; | |
16f1b9ee | 1083 | break; |
b92938a7 | 1084 | } |
1085 | ||
1086 | return ret; | |
1087 | } | |
1088 | ||
718e3744 | 1089 | /* Execute command by argument vline vector. */ |
274a4a44 | 1090 | static int |
cd40b329 | 1091 | cmd_execute_command_real (vector vline, |
d0bfb22c QY |
1092 | enum filter_type filter, |
1093 | struct vty *vty, | |
17aca20b | 1094 | const struct cmd_element **cmd) |
d0bfb22c QY |
1095 | { |
1096 | struct list *argv_list; | |
1097 | enum matcher_rv status; | |
17aca20b | 1098 | const struct cmd_element *matched_element = NULL; |
c5bd4620 | 1099 | |
d0bfb22c | 1100 | struct graph *cmdgraph = cmd_node_graph (cmdvec, vty->node); |
c5bd4620 QY |
1101 | status = command_match (cmdgraph, vline, &argv_list, &matched_element); |
1102 | ||
1103 | if (cmd) | |
1104 | *cmd = matched_element; | |
d0bfb22c QY |
1105 | |
1106 | // if matcher error, return corresponding CMD_ERR | |
1107 | if (MATCHER_ERROR(status)) | |
17aca20b | 1108 | { |
a31ff449 DL |
1109 | if (argv_list) |
1110 | list_delete (argv_list); | |
d0bfb22c QY |
1111 | switch (status) |
1112 | { | |
1113 | case MATCHER_INCOMPLETE: | |
1114 | return CMD_ERR_INCOMPLETE; | |
1115 | case MATCHER_AMBIGUOUS: | |
1116 | return CMD_ERR_AMBIGUOUS; | |
1117 | default: | |
1118 | return CMD_ERR_NO_MATCH; | |
718e3744 | 1119 | } |
17aca20b | 1120 | } |
718e3744 | 1121 | |
d0bfb22c QY |
1122 | // build argv array from argv list |
1123 | struct cmd_token **argv = XMALLOC (MTYPE_TMP, argv_list->count * sizeof (struct cmd_token *)); | |
1124 | struct listnode *ln; | |
1125 | struct cmd_token *token; | |
1126 | unsigned int i = 0; | |
1127 | for (ALL_LIST_ELEMENTS_RO(argv_list,ln,token)) | |
1128 | argv[i++] = token; | |
718e3744 | 1129 | |
d0bfb22c | 1130 | int argc = argv_list->count; |
718e3744 | 1131 | |
d0bfb22c | 1132 | int ret; |
c5bd4620 | 1133 | if (matched_element->daemon) |
d0bfb22c QY |
1134 | ret = CMD_SUCCESS_DAEMON; |
1135 | else | |
c5bd4620 | 1136 | ret = matched_element->func (matched_element, vty, argc, argv); |
718e3744 | 1137 | |
d0bfb22c QY |
1138 | // delete list and cmd_token's in it |
1139 | list_delete (argv_list); | |
17aca20b | 1140 | XFREE (MTYPE_TMP, argv); |
718e3744 | 1141 | |
d0bfb22c | 1142 | return ret; |
718e3744 | 1143 | } |
1144 | ||
cd40b329 CF |
1145 | /** |
1146 | * Execute a given command, handling things like "do ..." and checking | |
1147 | * whether the given command might apply at a parent node if doesn't | |
1148 | * apply for the current node. | |
1149 | * | |
1150 | * @param vline Command line input, vector of char* where each element is | |
1151 | * one input token. | |
1152 | * @param vty The vty context in which the command should be executed. | |
1153 | * @param cmd Pointer where the struct cmd_element of the matched command | |
1154 | * will be stored, if any. May be set to NULL if this info is | |
1155 | * not needed. | |
1156 | * @param vtysh If set != 0, don't lookup the command at parent nodes. | |
1157 | * @return The status of the command that has been executed or an error code | |
1158 | * as to why no command could be executed. | |
1159 | */ | |
eda031f6 | 1160 | int |
17aca20b QY |
1161 | cmd_execute_command (vector vline, struct vty *vty, |
1162 | const struct cmd_element **cmd, | |
1163 | int vtysh) | |
1164 | { | |
04e64062 | 1165 | int ret, saved_ret = 0; |
9ab6812d | 1166 | enum node_type onode, try_node; |
eda031f6 | 1167 | |
9ab6812d | 1168 | onode = try_node = vty->node; |
b92938a7 | 1169 | |
17aca20b | 1170 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) |
b92938a7 | 1171 | { |
1172 | vector shifted_vline; | |
8c328f11 | 1173 | unsigned int index; |
b92938a7 | 1174 | |
1175 | vty->node = ENABLE_NODE; | |
1176 | /* We can try it on enable node, cos' the vty is authenticated */ | |
1177 | ||
1178 | shifted_vline = vector_init (vector_count(vline)); | |
1179 | /* use memcpy? */ | |
d0bfb22c | 1180 | for (index = 1; index < vector_active (vline); index++) |
04e64062 | 1181 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); |
b92938a7 | 1182 | |
cd40b329 | 1183 | ret = cmd_execute_command_real (shifted_vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 1184 | |
1185 | vector_free(shifted_vline); | |
1186 | vty->node = onode; | |
1187 | return ret; | |
1188 | } | |
1189 | ||
cd40b329 | 1190 | saved_ret = ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 1191 | |
87d683b0 | 1192 | if (vtysh) |
1193 | return saved_ret; | |
1194 | ||
04e64062 | 1195 | if (ret != CMD_SUCCESS && ret != CMD_WARNING) |
b92938a7 | 1196 | { |
04e64062 QY |
1197 | /* This assumes all nodes above CONFIG_NODE are childs of CONFIG_NODE */ |
1198 | while (vty->node > CONFIG_NODE) | |
1199 | { | |
1200 | try_node = node_parent(try_node); | |
1201 | vty->node = try_node; | |
1202 | ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); | |
1203 | if (ret == CMD_SUCCESS || ret == CMD_WARNING) | |
1204 | return ret; | |
1205 | } | |
1206 | /* no command succeeded, reset the vty to the original node */ | |
1207 | vty->node = onode; | |
b92938a7 | 1208 | } |
04e64062 QY |
1209 | |
1210 | /* return command status for original node */ | |
9ab6812d | 1211 | return saved_ret; |
b92938a7 | 1212 | } |
1213 | ||
cd40b329 CF |
1214 | /** |
1215 | * Execute a given command, matching it strictly against the current node. | |
1216 | * This mode is used when reading config files. | |
1217 | * | |
1218 | * @param vline Command line input, vector of char* where each element is | |
1219 | * one input token. | |
1220 | * @param vty The vty context in which the command should be executed. | |
1221 | * @param cmd Pointer where the struct cmd_element* of the matched command | |
1222 | * will be stored, if any. May be set to NULL if this info is | |
1223 | * not needed. | |
1224 | * @return The status of the command that has been executed or an error code | |
1225 | * as to why no command could be executed. | |
1226 | */ | |
718e3744 | 1227 | int |
909a2155 | 1228 | cmd_execute_command_strict (vector vline, struct vty *vty, |
17aca20b | 1229 | const struct cmd_element **cmd) |
718e3744 | 1230 | { |
cd40b329 | 1231 | return cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd); |
718e3744 | 1232 | } |
1233 | ||
bed578b8 DS |
1234 | /** |
1235 | * Parse one line of config, walking up the parse tree attempting to find a match | |
1236 | * | |
1237 | * @param vty The vty context in which the command should be executed. | |
1238 | * @param cmd Pointer where the struct cmd_element* of the match command | |
1239 | * will be stored, if any. May be set to NULL if this info is | |
1240 | * not needed. | |
1241 | * @param use_daemon Boolean to control whether or not we match on CMD_SUCCESS_DAEMON | |
1242 | * or not. | |
1243 | * @return The status of the command that has been executed or an error code | |
1244 | * as to why no command could be executed. | |
1245 | */ | |
1246 | int | |
17aca20b | 1247 | command_config_read_one_line (struct vty *vty, const struct cmd_element **cmd, int use_daemon) |
bed578b8 DS |
1248 | { |
1249 | vector vline; | |
1250 | int saved_node; | |
1251 | int ret; | |
1252 | ||
1253 | vline = cmd_make_strvec (vty->buf); | |
1254 | ||
1255 | /* In case of comment line */ | |
1256 | if (vline == NULL) | |
1257 | return CMD_SUCCESS; | |
1258 | ||
1259 | /* Execute configuration command : this is strict match */ | |
1260 | ret = cmd_execute_command_strict (vline, vty, cmd); | |
1261 | ||
1262 | // Climb the tree and try the command again at each node | |
1263 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
1264 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
1265 | ret != CMD_SUCCESS && | |
1266 | ret != CMD_WARNING && | |
1267 | vty->node != CONFIG_NODE) { | |
bed578b8 DS |
1268 | |
1269 | saved_node = vty->node; | |
1270 | ||
1271 | while (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 | 1272 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
d0bfb22c | 1273 | ret != CMD_SUCCESS && |
fd715b78 | 1274 | ret != CMD_WARNING && |
73d2dad0 | 1275 | vty->node > CONFIG_NODE) { |
bed578b8 | 1276 | vty->node = node_parent(vty->node); |
fd715b78 | 1277 | ret = cmd_execute_command_strict (vline, vty, cmd); |
bed578b8 DS |
1278 | } |
1279 | ||
1280 | // If climbing the tree did not work then ignore the command and | |
1281 | // stay at the same node | |
1282 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 | 1283 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
d0bfb22c | 1284 | ret != CMD_SUCCESS && |
fd715b78 | 1285 | ret != CMD_WARNING) |
bed578b8 | 1286 | { |
d0bfb22c | 1287 | vty->node = saved_node; |
bed578b8 DS |
1288 | } |
1289 | } | |
1290 | ||
cbd7259d QY |
1291 | if (ret != CMD_SUCCESS && ret != CMD_WARNING) |
1292 | memcpy (vty->error_buf, vty->buf, VTY_BUFSIZ); | |
1293 | ||
bed578b8 DS |
1294 | cmd_free_strvec (vline); |
1295 | ||
1296 | return ret; | |
1297 | } | |
1298 | ||
5689fe5f | 1299 | /* Configuration make from file. */ |
718e3744 | 1300 | int |
13fbc82d | 1301 | config_from_file (struct vty *vty, FILE *fp, unsigned int *line_num) |
718e3744 | 1302 | { |
5689fe5f | 1303 | int ret, error_ret=0; |
13fbc82d | 1304 | *line_num = 0; |
718e3744 | 1305 | |
1306 | while (fgets (vty->buf, VTY_BUFSIZ, fp)) | |
1307 | { | |
13fbc82d | 1308 | if (!error_ret) |
d0bfb22c | 1309 | ++(*line_num); |
13fbc82d | 1310 | |
bed578b8 | 1311 | ret = command_config_read_one_line (vty, NULL, 0); |
718e3744 | 1312 | |
5689fe5f | 1313 | if (ret != CMD_SUCCESS && ret != CMD_WARNING && |
d0bfb22c QY |
1314 | ret != CMD_ERR_NOTHING_TODO) |
1315 | error_ret = ret; | |
718e3744 | 1316 | } |
5689fe5f DW |
1317 | |
1318 | if (error_ret) { | |
1319 | return error_ret; | |
1320 | } | |
1321 | ||
718e3744 | 1322 | return CMD_SUCCESS; |
1323 | } | |
1324 | ||
5689fe5f | 1325 | /* Configuration from terminal */ |
718e3744 | 1326 | DEFUN (config_terminal, |
1327 | config_terminal_cmd, | |
1328 | "configure terminal", | |
1329 | "Configuration from vty interface\n" | |
1330 | "Configuration terminal\n") | |
1331 | { | |
1332 | if (vty_config_lock (vty)) | |
1333 | vty->node = CONFIG_NODE; | |
1334 | else | |
1335 | { | |
1336 | vty_out (vty, "VTY configuration is locked by other VTY%s", VTY_NEWLINE); | |
1337 | return CMD_WARNING; | |
1338 | } | |
1339 | return CMD_SUCCESS; | |
1340 | } | |
1341 | ||
1342 | /* Enable command */ | |
d0bfb22c | 1343 | DEFUN (enable, |
718e3744 | 1344 | config_enable_cmd, |
1345 | "enable", | |
1346 | "Turn on privileged mode command\n") | |
1347 | { | |
1348 | /* If enable password is NULL, change to ENABLE_NODE */ | |
1349 | if ((host.enable == NULL && host.enable_encrypt == NULL) || | |
1350 | vty->type == VTY_SHELL_SERV) | |
1351 | vty->node = ENABLE_NODE; | |
1352 | else | |
1353 | vty->node = AUTH_ENABLE_NODE; | |
1354 | ||
1355 | return CMD_SUCCESS; | |
1356 | } | |
1357 | ||
1358 | /* Disable command */ | |
d0bfb22c | 1359 | DEFUN (disable, |
718e3744 | 1360 | config_disable_cmd, |
1361 | "disable", | |
1362 | "Turn off privileged mode command\n") | |
1363 | { | |
1364 | if (vty->node == ENABLE_NODE) | |
1365 | vty->node = VIEW_NODE; | |
1366 | return CMD_SUCCESS; | |
1367 | } | |
1368 | ||
1369 | /* Down vty node level. */ | |
1370 | DEFUN (config_exit, | |
1371 | config_exit_cmd, | |
1372 | "exit", | |
1373 | "Exit current mode and down to previous mode\n") | |
0b84f294 DL |
1374 | { |
1375 | cmd_exit (vty); | |
1376 | return CMD_SUCCESS; | |
1377 | } | |
1378 | ||
1379 | void | |
1380 | cmd_exit (struct vty *vty) | |
718e3744 | 1381 | { |
1382 | switch (vty->node) | |
1383 | { | |
1384 | case VIEW_NODE: | |
1385 | case ENABLE_NODE: | |
1386 | if (vty_shell (vty)) | |
d0bfb22c | 1387 | exit (0); |
718e3744 | 1388 | else |
d0bfb22c | 1389 | vty->status = VTY_CLOSE; |
718e3744 | 1390 | break; |
1391 | case CONFIG_NODE: | |
1392 | vty->node = ENABLE_NODE; | |
1393 | vty_config_unlock (vty); | |
1394 | break; | |
1395 | case INTERFACE_NODE: | |
13460c44 | 1396 | case NS_NODE: |
f93e3f69 | 1397 | case VRF_NODE: |
718e3744 | 1398 | case ZEBRA_NODE: |
1399 | case BGP_NODE: | |
1400 | case RIP_NODE: | |
1401 | case RIPNG_NODE: | |
1402 | case OSPF_NODE: | |
1403 | case OSPF6_NODE: | |
eac6e3f0 RW |
1404 | case LDP_NODE: |
1405 | case LDP_L2VPN_NODE: | |
9e867fe6 | 1406 | case ISIS_NODE: |
718e3744 | 1407 | case KEYCHAIN_NODE: |
1408 | case MASC_NODE: | |
1409 | case RMAP_NODE: | |
12e41d03 | 1410 | case PIM_NODE: |
718e3744 | 1411 | case VTY_NODE: |
1412 | vty->node = CONFIG_NODE; | |
1413 | break; | |
718e3744 | 1414 | case BGP_IPV4_NODE: |
1415 | case BGP_IPV4M_NODE: | |
8ecd3266 | 1416 | case BGP_VPNV4_NODE: |
1417 | case BGP_VPNV6_NODE: | |
8b1fb8be LB |
1418 | case BGP_ENCAP_NODE: |
1419 | case BGP_ENCAPV6_NODE: | |
5ff06872 | 1420 | case BGP_VRF_POLICY_NODE: |
65efcfce LB |
1421 | case BGP_VNC_DEFAULTS_NODE: |
1422 | case BGP_VNC_NVE_GROUP_NODE: | |
1423 | case BGP_VNC_L2_GROUP_NODE: | |
718e3744 | 1424 | case BGP_IPV6_NODE: |
1e836590 | 1425 | case BGP_IPV6M_NODE: |
9e6df0b7 | 1426 | case BGP_EVPN_NODE: |
718e3744 | 1427 | vty->node = BGP_NODE; |
1428 | break; | |
eac6e3f0 RW |
1429 | case LDP_IPV4_NODE: |
1430 | case LDP_IPV6_NODE: | |
1431 | vty->node = LDP_NODE; | |
1432 | break; | |
1433 | case LDP_IPV4_IFACE_NODE: | |
1434 | vty->node = LDP_IPV4_NODE; | |
1435 | break; | |
1436 | case LDP_IPV6_IFACE_NODE: | |
1437 | vty->node = LDP_IPV6_NODE; | |
1438 | break; | |
1439 | case LDP_PSEUDOWIRE_NODE: | |
1440 | vty->node = LDP_L2VPN_NODE; | |
1441 | break; | |
718e3744 | 1442 | case KEYCHAIN_KEY_NODE: |
1443 | vty->node = KEYCHAIN_NODE; | |
1444 | break; | |
16f1b9ee OD |
1445 | case LINK_PARAMS_NODE: |
1446 | vty->node = INTERFACE_NODE; | |
1447 | break; | |
718e3744 | 1448 | default: |
1449 | break; | |
1450 | } | |
718e3744 | 1451 | } |
1452 | ||
f667a580 QY |
1453 | /* ALIAS_FIXME */ |
1454 | DEFUN (config_quit, | |
1455 | config_quit_cmd, | |
1456 | "quit", | |
1457 | "Exit current mode and down to previous mode\n") | |
1458 | { | |
1459 | return config_exit (self, vty, argc, argv); | |
1460 | } | |
1461 | ||
d0bfb22c | 1462 | |
718e3744 | 1463 | /* End of configuration. */ |
1464 | DEFUN (config_end, | |
1465 | config_end_cmd, | |
1466 | "end", | |
1467 | "End current mode and change to enable mode.") | |
1468 | { | |
1469 | switch (vty->node) | |
1470 | { | |
1471 | case VIEW_NODE: | |
1472 | case ENABLE_NODE: | |
1473 | /* Nothing to do. */ | |
1474 | break; | |
1475 | case CONFIG_NODE: | |
1476 | case INTERFACE_NODE: | |
13460c44 | 1477 | case NS_NODE: |
f93e3f69 | 1478 | case VRF_NODE: |
718e3744 | 1479 | case ZEBRA_NODE: |
1480 | case RIP_NODE: | |
1481 | case RIPNG_NODE: | |
1482 | case BGP_NODE: | |
8b1fb8be LB |
1483 | case BGP_ENCAP_NODE: |
1484 | case BGP_ENCAPV6_NODE: | |
5ff06872 | 1485 | case BGP_VRF_POLICY_NODE: |
65efcfce LB |
1486 | case BGP_VNC_DEFAULTS_NODE: |
1487 | case BGP_VNC_NVE_GROUP_NODE: | |
1488 | case BGP_VNC_L2_GROUP_NODE: | |
718e3744 | 1489 | case BGP_VPNV4_NODE: |
8ecd3266 | 1490 | case BGP_VPNV6_NODE: |
718e3744 | 1491 | case BGP_IPV4_NODE: |
1492 | case BGP_IPV4M_NODE: | |
1493 | case BGP_IPV6_NODE: | |
1e836590 | 1494 | case BGP_IPV6M_NODE: |
9e6df0b7 | 1495 | case BGP_EVPN_NODE: |
718e3744 | 1496 | case RMAP_NODE: |
1497 | case OSPF_NODE: | |
1498 | case OSPF6_NODE: | |
eac6e3f0 RW |
1499 | case LDP_NODE: |
1500 | case LDP_IPV4_NODE: | |
1501 | case LDP_IPV6_NODE: | |
1502 | case LDP_IPV4_IFACE_NODE: | |
1503 | case LDP_IPV6_IFACE_NODE: | |
1504 | case LDP_L2VPN_NODE: | |
1505 | case LDP_PSEUDOWIRE_NODE: | |
9e867fe6 | 1506 | case ISIS_NODE: |
718e3744 | 1507 | case KEYCHAIN_NODE: |
1508 | case KEYCHAIN_KEY_NODE: | |
1509 | case MASC_NODE: | |
12e41d03 | 1510 | case PIM_NODE: |
718e3744 | 1511 | case VTY_NODE: |
16f1b9ee | 1512 | case LINK_PARAMS_NODE: |
718e3744 | 1513 | vty_config_unlock (vty); |
1514 | vty->node = ENABLE_NODE; | |
1515 | break; | |
1516 | default: | |
1517 | break; | |
1518 | } | |
1519 | return CMD_SUCCESS; | |
1520 | } | |
1521 | ||
1522 | /* Show version. */ | |
1523 | DEFUN (show_version, | |
1524 | show_version_cmd, | |
1525 | "show version", | |
1526 | SHOW_STR | |
1527 | "Displays zebra version\n") | |
1528 | { | |
b2f36157 DL |
1529 | vty_out (vty, "%s %s (%s).%s", FRR_FULL_NAME, FRR_VERSION, |
1530 | host.name ? host.name : "", | |
12f6ea23 | 1531 | VTY_NEWLINE); |
b2f36157 | 1532 | vty_out (vty, "%s%s%s", FRR_COPYRIGHT, GIT_INFO, VTY_NEWLINE); |
80db5ac1 | 1533 | vty_out (vty, "configured with:%s %s%s", VTY_NEWLINE, |
b2f36157 | 1534 | FRR_CONFIG_ARGS, VTY_NEWLINE); |
718e3744 | 1535 | |
1536 | return CMD_SUCCESS; | |
1537 | } | |
1538 | ||
1539 | /* Help display function for all node. */ | |
1540 | DEFUN (config_help, | |
1541 | config_help_cmd, | |
1542 | "help", | |
1543 | "Description of the interactive help system\n") | |
1544 | { | |
d0bfb22c QY |
1545 | vty_out (vty, |
1546 | "Quagga VTY provides advanced help feature. When you need help,%s\ | |
718e3744 | 1547 | anytime at the command line please press '?'.%s\ |
1548 | %s\ | |
1549 | If nothing matches, the help list will be empty and you must backup%s\ | |
1550 | until entering a '?' shows the available options.%s\ | |
1551 | Two styles of help are provided:%s\ | |
1552 | 1. Full help is available when you are ready to enter a%s\ | |
1553 | command argument (e.g. 'show ?') and describes each possible%s\ | |
1554 | argument.%s\ | |
1555 | 2. Partial help is provided when an abbreviated argument is entered%s\ | |
1556 | and you want to know what arguments match the input%s\ | |
1557 | (e.g. 'show me?'.)%s%s", VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, | |
d0bfb22c QY |
1558 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, |
1559 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE); | |
718e3744 | 1560 | return CMD_SUCCESS; |
1561 | } | |
1562 | ||
a2454870 QY |
1563 | static void |
1564 | permute (struct graph_node *start, struct vty *vty) | |
1565 | { | |
1566 | static struct list *position = NULL; | |
1567 | if (!position) position = list_new (); | |
1568 | ||
1569 | // recursive dfs | |
1570 | listnode_add (position, start); | |
1571 | for (unsigned int i = 0; i < vector_active (start->to); i++) | |
1572 | { | |
1573 | struct graph_node *gn = vector_slot (start->to, i); | |
1574 | struct cmd_token *tok = gn->data; | |
7a4662b4 QY |
1575 | if (tok->attr == CMD_ATTR_HIDDEN || |
1576 | tok->attr == CMD_ATTR_DEPRECATED) | |
1577 | continue; | |
1578 | else if (tok->type == END_TKN || gn == start) | |
a2454870 QY |
1579 | { |
1580 | struct graph_node *gnn; | |
1581 | struct listnode *ln; | |
1582 | vty_out (vty, " "); | |
1583 | for (ALL_LIST_ELEMENTS_RO (position,ln,gnn)) | |
1584 | { | |
1585 | struct cmd_token *tt = gnn->data; | |
0bf5b1cb | 1586 | if (tt->type < SPECIAL_TKN) |
a2454870 QY |
1587 | vty_out (vty, " %s", tt->text); |
1588 | } | |
1589 | if (gn == start) | |
1590 | vty_out (vty, "..."); | |
1591 | vty_out (vty, VTY_NEWLINE); | |
1592 | } | |
1593 | else | |
1594 | permute (gn, vty); | |
1595 | } | |
1596 | list_delete_node (position, listtail(position)); | |
1597 | } | |
1598 | ||
0b84f294 DL |
1599 | int |
1600 | cmd_list_cmds (struct vty *vty, int do_permute) | |
718e3744 | 1601 | { |
a2454870 QY |
1602 | struct cmd_node *node = vector_slot (cmdvec, vty->node); |
1603 | ||
0b84f294 | 1604 | if (do_permute) |
a2454870 QY |
1605 | permute (vector_slot (node->cmdgraph->nodes, 0), vty); |
1606 | else | |
1607 | { | |
1608 | /* loop over all commands at this node */ | |
1609 | struct cmd_element *element = NULL; | |
1610 | for (unsigned int i = 0; i < vector_active(node->cmd_vector); i++) | |
1611 | if ((element = vector_slot (node->cmd_vector, i)) && | |
1612 | element->attr != CMD_ATTR_DEPRECATED && | |
1613 | element->attr != CMD_ATTR_HIDDEN) | |
1614 | vty_out (vty, " %s%s", element->string, VTY_NEWLINE); | |
1615 | } | |
718e3744 | 1616 | return CMD_SUCCESS; |
1617 | } | |
1618 | ||
0b84f294 DL |
1619 | /* Help display function for all node. */ |
1620 | DEFUN (config_list, | |
1621 | config_list_cmd, | |
1622 | "list [permutations]", | |
1623 | "Print command list\n" | |
1624 | "Print all possible command permutations\n") | |
1625 | { | |
1626 | return cmd_list_cmds (vty, argc == 2); | |
1627 | } | |
1628 | ||
a2454870 QY |
1629 | DEFUN (show_commandtree, |
1630 | show_commandtree_cmd, | |
1631 | "show commandtree [permutations]", | |
1632 | SHOW_STR | |
5a1945e4 DS |
1633 | "Show command tree\n" |
1634 | "Permutations that we are interested in\n") | |
a2454870 | 1635 | { |
0b84f294 | 1636 | return cmd_list_cmds (vty, argc == 3); |
a2454870 QY |
1637 | } |
1638 | ||
718e3744 | 1639 | /* Write current configuration into file. */ |
d862bffb | 1640 | |
d0bfb22c QY |
1641 | DEFUN (config_write, |
1642 | config_write_cmd, | |
1643 | "write [<file|memory|terminal>]", | |
718e3744 | 1644 | "Write running configuration to memory, network, or terminal\n" |
d0bfb22c QY |
1645 | "Write to configuration file\n" |
1646 | "Write configuration currently in memory\n" | |
1647 | "Write configuration to terminal\n") | |
718e3744 | 1648 | { |
c349116d | 1649 | int idx_type = 1; |
8c328f11 | 1650 | unsigned int i; |
056cfe49 | 1651 | int fd, dirfd; |
718e3744 | 1652 | struct cmd_node *node; |
056cfe49 | 1653 | char *config_file, *slash; |
718e3744 | 1654 | char *config_file_tmp = NULL; |
1655 | char *config_file_sav = NULL; | |
05865c90 | 1656 | int ret = CMD_WARNING; |
718e3744 | 1657 | struct vty *file_vty; |
e4421165 | 1658 | struct stat conf_stat; |
718e3744 | 1659 | |
74d57f5a | 1660 | // if command was 'write terminal' or 'show running-config' |
d862bffb | 1661 | if (argc == 2 && (!strcmp(argv[idx_type]->text, "terminal") || |
d862bffb | 1662 | !strcmp(argv[0]->text, "show"))) |
d0bfb22c QY |
1663 | { |
1664 | if (vty->type == VTY_SHELL_SERV) | |
1665 | { | |
1666 | for (i = 0; i < vector_active (cmdvec); i++) | |
1667 | if ((node = vector_slot (cmdvec, i)) && node->func && node->vtysh) | |
1668 | { | |
1669 | if ((*node->func) (vty)) | |
1670 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1671 | } | |
1672 | } | |
1673 | else | |
1674 | { | |
1675 | vty_out (vty, "%sCurrent configuration:%s", VTY_NEWLINE, | |
1676 | VTY_NEWLINE); | |
1677 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1678 | ||
1679 | for (i = 0; i < vector_active (cmdvec); i++) | |
1680 | if ((node = vector_slot (cmdvec, i)) && node->func) | |
1681 | { | |
1682 | if ((*node->func) (vty)) | |
1683 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1684 | } | |
1685 | vty_out (vty, "end%s",VTY_NEWLINE); | |
1686 | } | |
1687 | return CMD_SUCCESS; | |
1688 | } | |
1689 | ||
87f44e2f DL |
1690 | if (host.noconfig) |
1691 | return CMD_SUCCESS; | |
1692 | ||
718e3744 | 1693 | /* Check and see if we are operating under vtysh configuration */ |
1694 | if (host.config == NULL) | |
1695 | { | |
1696 | vty_out (vty, "Can't save to configuration file, using vtysh.%s", | |
d0bfb22c | 1697 | VTY_NEWLINE); |
718e3744 | 1698 | return CMD_WARNING; |
1699 | } | |
1700 | ||
1701 | /* Get filename. */ | |
1702 | config_file = host.config; | |
d0bfb22c | 1703 | |
056cfe49 DL |
1704 | #ifndef O_DIRECTORY |
1705 | #define O_DIRECTORY 0 | |
1706 | #endif | |
1707 | slash = strrchr (config_file, '/'); | |
1708 | if (slash) | |
1709 | { | |
1710 | char *config_dir = XSTRDUP (MTYPE_TMP, config_file); | |
1711 | config_dir[slash - config_file] = '\0'; | |
1712 | dirfd = open(config_dir, O_DIRECTORY | O_RDONLY); | |
1713 | XFREE (MTYPE_TMP, config_dir); | |
1714 | } | |
1715 | else | |
1716 | dirfd = open(".", O_DIRECTORY | O_RDONLY); | |
1717 | /* if dirfd is invalid, directory sync fails, but we're still OK */ | |
1718 | ||
05865c90 | 1719 | config_file_sav = |
1720 | XMALLOC (MTYPE_TMP, strlen (config_file) + strlen (CONF_BACKUP_EXT) + 1); | |
718e3744 | 1721 | strcpy (config_file_sav, config_file); |
1722 | strcat (config_file_sav, CONF_BACKUP_EXT); | |
1723 | ||
1724 | ||
05865c90 | 1725 | config_file_tmp = XMALLOC (MTYPE_TMP, strlen (config_file) + 8); |
718e3744 | 1726 | sprintf (config_file_tmp, "%s.XXXXXX", config_file); |
d0bfb22c | 1727 | |
718e3744 | 1728 | /* Open file to configuration write. */ |
1729 | fd = mkstemp (config_file_tmp); | |
1730 | if (fd < 0) | |
1731 | { | |
1732 | vty_out (vty, "Can't open configuration file %s.%s", config_file_tmp, | |
d0bfb22c | 1733 | VTY_NEWLINE); |
05865c90 | 1734 | goto finished; |
718e3744 | 1735 | } |
056cfe49 DL |
1736 | if (fchmod (fd, CONFIGFILE_MASK) != 0) |
1737 | { | |
1738 | vty_out (vty, "Can't chmod configuration file %s: %s (%d).%s", | |
1739 | config_file_tmp, safe_strerror(errno), errno, VTY_NEWLINE); | |
1740 | goto finished; | |
1741 | } | |
d0bfb22c | 1742 | |
718e3744 | 1743 | /* Make vty for configuration file. */ |
1744 | file_vty = vty_new (); | |
c5e69a02 | 1745 | file_vty->wfd = fd; |
718e3744 | 1746 | file_vty->type = VTY_FILE; |
1747 | ||
1748 | /* Config file header print. */ | |
1749 | vty_out (file_vty, "!\n! Zebra configuration saved from vty\n! "); | |
1750 | vty_time_print (file_vty, 1); | |
1751 | vty_out (file_vty, "!\n"); | |
1752 | ||
55468c86 | 1753 | for (i = 0; i < vector_active (cmdvec); i++) |
718e3744 | 1754 | if ((node = vector_slot (cmdvec, i)) && node->func) |
1755 | { | |
d0bfb22c QY |
1756 | if ((*node->func) (file_vty)) |
1757 | vty_out (file_vty, "!\n"); | |
718e3744 | 1758 | } |
1759 | vty_close (file_vty); | |
1760 | ||
e4421165 | 1761 | if (stat(config_file, &conf_stat) >= 0) |
718e3744 | 1762 | { |
e4421165 | 1763 | if (unlink (config_file_sav) != 0) |
d0bfb22c QY |
1764 | if (errno != ENOENT) |
1765 | { | |
1766 | vty_out (vty, "Can't unlink backup configuration file %s.%s", config_file_sav, | |
1767 | VTY_NEWLINE); | |
1768 | goto finished; | |
1769 | } | |
e4421165 | 1770 | if (link (config_file, config_file_sav) != 0) |
d0bfb22c QY |
1771 | { |
1772 | vty_out (vty, "Can't backup old configuration file %s.%s", config_file_sav, | |
1773 | VTY_NEWLINE); | |
1774 | goto finished; | |
1775 | } | |
14878121 DL |
1776 | if (dirfd >= 0) |
1777 | fsync (dirfd); | |
718e3744 | 1778 | } |
056cfe49 | 1779 | if (rename (config_file_tmp, config_file) != 0) |
718e3744 | 1780 | { |
1781 | vty_out (vty, "Can't save configuration file %s.%s", config_file, | |
d0bfb22c | 1782 | VTY_NEWLINE); |
05865c90 | 1783 | goto finished; |
718e3744 | 1784 | } |
14878121 DL |
1785 | if (dirfd >= 0) |
1786 | fsync (dirfd); | |
aa593d5e | 1787 | |
718e3744 | 1788 | vty_out (vty, "Configuration saved to %s%s", config_file, |
d0bfb22c | 1789 | VTY_NEWLINE); |
05865c90 | 1790 | ret = CMD_SUCCESS; |
1791 | ||
1792 | finished: | |
056cfe49 DL |
1793 | if (ret != CMD_SUCCESS) |
1794 | unlink (config_file_tmp); | |
14878121 DL |
1795 | if (dirfd >= 0) |
1796 | close (dirfd); | |
05865c90 | 1797 | XFREE (MTYPE_TMP, config_file_tmp); |
1798 | XFREE (MTYPE_TMP, config_file_sav); | |
1799 | return ret; | |
718e3744 | 1800 | } |
1801 | ||
d862bffb QY |
1802 | /* ALIAS_FIXME for 'write <terminal|memory>' */ |
1803 | DEFUN (show_running_config, | |
1804 | show_running_config_cmd, | |
1805 | "show running-config", | |
1806 | SHOW_STR | |
1807 | "running configuration (same as write terminal/memory)\n") | |
1808 | { | |
1809 | return config_write (self, vty, argc, argv); | |
1810 | } | |
718e3744 | 1811 | |
d862bffb QY |
1812 | /* ALIAS_FIXME for 'write file' */ |
1813 | DEFUN (copy_runningconf_startupconf, | |
1814 | copy_runningconf_startupconf_cmd, | |
1815 | "copy running-config startup-config", | |
1816 | "Copy configuration\n" | |
1817 | "Copy running config to... \n" | |
1818 | "Copy running config to startup config (same as write file)\n") | |
1819 | { | |
1820 | return config_write (self, vty, argc, argv); | |
1821 | } | |
1822 | /** -- **/ | |
718e3744 | 1823 | |
1824 | /* Write startup configuration into the terminal. */ | |
1825 | DEFUN (show_startup_config, | |
1826 | show_startup_config_cmd, | |
1827 | "show startup-config", | |
1828 | SHOW_STR | |
d0bfb22c | 1829 | "Contents of startup configuration\n") |
718e3744 | 1830 | { |
1831 | char buf[BUFSIZ]; | |
1832 | FILE *confp; | |
1833 | ||
87f44e2f DL |
1834 | if (host.noconfig) |
1835 | return CMD_SUCCESS; | |
1836 | if (host.config == NULL) | |
1837 | return CMD_WARNING; | |
1838 | ||
718e3744 | 1839 | confp = fopen (host.config, "r"); |
1840 | if (confp == NULL) | |
1841 | { | |
1db63918 | 1842 | vty_out (vty, "Can't open configuration file [%s] due to '%s'%s", |
d0bfb22c | 1843 | host.config, safe_strerror(errno), VTY_NEWLINE); |
718e3744 | 1844 | return CMD_WARNING; |
1845 | } | |
1846 | ||
1847 | while (fgets (buf, BUFSIZ, confp)) | |
1848 | { | |
1849 | char *cp = buf; | |
1850 | ||
1851 | while (*cp != '\r' && *cp != '\n' && *cp != '\0') | |
d0bfb22c | 1852 | cp++; |
718e3744 | 1853 | *cp = '\0'; |
1854 | ||
1855 | vty_out (vty, "%s%s", buf, VTY_NEWLINE); | |
1856 | } | |
1857 | ||
1858 | fclose (confp); | |
1859 | ||
1860 | return CMD_SUCCESS; | |
1861 | } | |
1862 | ||
bff9c3e9 DL |
1863 | int |
1864 | cmd_hostname_set (const char *hostname) | |
1865 | { | |
1866 | XFREE (MTYPE_HOST, host.name); | |
1867 | host.name = hostname ? XSTRDUP (MTYPE_HOST, hostname) : NULL; | |
1868 | return CMD_SUCCESS; | |
1869 | } | |
1870 | ||
718e3744 | 1871 | /* Hostname configuration */ |
d0bfb22c | 1872 | DEFUN (config_hostname, |
718e3744 | 1873 | hostname_cmd, |
1874 | "hostname WORD", | |
1875 | "Set system's network name\n" | |
1876 | "This system's network name\n") | |
1877 | { | |
d0bfb22c QY |
1878 | struct cmd_token *word = argv[1]; |
1879 | ||
e4123a9b | 1880 | if (!isalpha((int) word->arg[0])) |
718e3744 | 1881 | { |
1882 | vty_out (vty, "Please specify string starting with alphabet%s", VTY_NEWLINE); | |
1883 | return CMD_WARNING; | |
1884 | } | |
1885 | ||
bff9c3e9 | 1886 | return cmd_hostname_set (word->arg); |
718e3744 | 1887 | } |
1888 | ||
d0bfb22c | 1889 | DEFUN (config_no_hostname, |
718e3744 | 1890 | no_hostname_cmd, |
1891 | "no hostname [HOSTNAME]", | |
1892 | NO_STR | |
1893 | "Reset system's network name\n" | |
1894 | "Host name of this router\n") | |
1895 | { | |
bff9c3e9 | 1896 | return cmd_hostname_set (NULL); |
718e3744 | 1897 | } |
1898 | ||
1899 | /* VTY interface password set. */ | |
f412b39a DW |
1900 | DEFUN (config_password, |
1901 | password_cmd, | |
98463e0a | 1902 | "password [(8-8)] WORD", |
718e3744 | 1903 | "Assign the terminal connection password\n" |
1904 | "Specifies a HIDDEN password will follow\n" | |
d0bfb22c | 1905 | "The password string\n") |
718e3744 | 1906 | { |
c349116d DW |
1907 | int idx_8 = 1; |
1908 | int idx_word = 2; | |
d0bfb22c QY |
1909 | if (argc == 3) // '8' was specified |
1910 | { | |
1911 | if (host.password) | |
1912 | XFREE (MTYPE_HOST, host.password); | |
1913 | host.password = NULL; | |
1914 | if (host.password_encrypt) | |
1915 | XFREE (MTYPE_HOST, host.password_encrypt); | |
c349116d | 1916 | host.password_encrypt = XSTRDUP (MTYPE_HOST, argv[idx_word]->arg); |
d0bfb22c QY |
1917 | return CMD_SUCCESS; |
1918 | } | |
718e3744 | 1919 | |
c349116d | 1920 | if (!isalnum (argv[idx_8]->arg[0])) |
718e3744 | 1921 | { |
d0bfb22c QY |
1922 | vty_out (vty, |
1923 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
718e3744 | 1924 | return CMD_WARNING; |
1925 | } | |
1926 | ||
1927 | if (host.password) | |
05865c90 | 1928 | XFREE (MTYPE_HOST, host.password); |
718e3744 | 1929 | host.password = NULL; |
1930 | ||
1931 | if (host.encrypt) | |
1932 | { | |
1933 | if (host.password_encrypt) | |
d0bfb22c | 1934 | XFREE (MTYPE_HOST, host.password_encrypt); |
c349116d | 1935 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[idx_8]->arg)); |
718e3744 | 1936 | } |
1937 | else | |
c349116d | 1938 | host.password = XSTRDUP (MTYPE_HOST, argv[idx_8]->arg); |
718e3744 | 1939 | |
1940 | return CMD_SUCCESS; | |
1941 | } | |
1942 | ||
718e3744 | 1943 | /* VTY enable password set. */ |
f412b39a DW |
1944 | DEFUN (config_enable_password, |
1945 | enable_password_cmd, | |
98463e0a | 1946 | "enable password [(8-8)] WORD", |
718e3744 | 1947 | "Modify enable password parameters\n" |
1948 | "Assign the privileged level password\n" | |
1949 | "Specifies a HIDDEN password will follow\n" | |
718e3744 | 1950 | "The HIDDEN 'enable' password string\n") |
1951 | { | |
c349116d DW |
1952 | int idx_8 = 2; |
1953 | int idx_word = 3; | |
58749582 | 1954 | |
718e3744 | 1955 | /* Crypt type is specified. */ |
d0bfb22c | 1956 | if (argc == 4) |
718e3744 | 1957 | { |
c349116d | 1958 | if (argv[idx_8]->arg[0] == '8') |
d0bfb22c QY |
1959 | { |
1960 | if (host.enable) | |
1961 | XFREE (MTYPE_HOST, host.enable); | |
1962 | host.enable = NULL; | |
1963 | ||
1964 | if (host.enable_encrypt) | |
1965 | XFREE (MTYPE_HOST, host.enable_encrypt); | |
c349116d | 1966 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, argv[idx_word]->arg); |
d0bfb22c QY |
1967 | |
1968 | return CMD_SUCCESS; | |
1969 | } | |
718e3744 | 1970 | else |
d0bfb22c QY |
1971 | { |
1972 | vty_out (vty, "Unknown encryption type.%s", VTY_NEWLINE); | |
1973 | return CMD_WARNING; | |
1974 | } | |
718e3744 | 1975 | } |
1976 | ||
c349116d | 1977 | if (!isalnum (argv[idx_8]->arg[0])) |
718e3744 | 1978 | { |
d0bfb22c QY |
1979 | vty_out (vty, |
1980 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
718e3744 | 1981 | return CMD_WARNING; |
1982 | } | |
1983 | ||
1984 | if (host.enable) | |
05865c90 | 1985 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 1986 | host.enable = NULL; |
1987 | ||
1988 | /* Plain password input. */ | |
1989 | if (host.encrypt) | |
1990 | { | |
1991 | if (host.enable_encrypt) | |
d0bfb22c | 1992 | XFREE (MTYPE_HOST, host.enable_encrypt); |
c349116d | 1993 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[idx_8]->arg)); |
718e3744 | 1994 | } |
1995 | else | |
c349116d | 1996 | host.enable = XSTRDUP (MTYPE_HOST, argv[idx_8]->arg); |
718e3744 | 1997 | |
1998 | return CMD_SUCCESS; | |
1999 | } | |
2000 | ||
718e3744 | 2001 | /* VTY enable password delete. */ |
f412b39a DW |
2002 | DEFUN (no_config_enable_password, |
2003 | no_enable_password_cmd, | |
718e3744 | 2004 | "no enable password", |
2005 | NO_STR | |
2006 | "Modify enable password parameters\n" | |
2007 | "Assign the privileged level password\n") | |
2008 | { | |
2009 | if (host.enable) | |
05865c90 | 2010 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 2011 | host.enable = NULL; |
2012 | ||
2013 | if (host.enable_encrypt) | |
05865c90 | 2014 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 2015 | host.enable_encrypt = NULL; |
2016 | ||
2017 | return CMD_SUCCESS; | |
2018 | } | |
d0bfb22c | 2019 | |
718e3744 | 2020 | DEFUN (service_password_encrypt, |
2021 | service_password_encrypt_cmd, | |
2022 | "service password-encryption", | |
2023 | "Set up miscellaneous service\n" | |
2024 | "Enable encrypted passwords\n") | |
2025 | { | |
2026 | if (host.encrypt) | |
2027 | return CMD_SUCCESS; | |
2028 | ||
2029 | host.encrypt = 1; | |
2030 | ||
2031 | if (host.password) | |
2032 | { | |
2033 | if (host.password_encrypt) | |
d0bfb22c | 2034 | XFREE (MTYPE_HOST, host.password_encrypt); |
05865c90 | 2035 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.password)); |
718e3744 | 2036 | } |
2037 | if (host.enable) | |
2038 | { | |
2039 | if (host.enable_encrypt) | |
d0bfb22c | 2040 | XFREE (MTYPE_HOST, host.enable_encrypt); |
05865c90 | 2041 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.enable)); |
718e3744 | 2042 | } |
2043 | ||
2044 | return CMD_SUCCESS; | |
2045 | } | |
2046 | ||
2047 | DEFUN (no_service_password_encrypt, | |
2048 | no_service_password_encrypt_cmd, | |
2049 | "no service password-encryption", | |
2050 | NO_STR | |
2051 | "Set up miscellaneous service\n" | |
2052 | "Enable encrypted passwords\n") | |
2053 | { | |
2054 | if (! host.encrypt) | |
2055 | return CMD_SUCCESS; | |
2056 | ||
2057 | host.encrypt = 0; | |
2058 | ||
2059 | if (host.password_encrypt) | |
05865c90 | 2060 | XFREE (MTYPE_HOST, host.password_encrypt); |
718e3744 | 2061 | host.password_encrypt = NULL; |
2062 | ||
2063 | if (host.enable_encrypt) | |
05865c90 | 2064 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 2065 | host.enable_encrypt = NULL; |
2066 | ||
2067 | return CMD_SUCCESS; | |
2068 | } | |
2069 | ||
f412b39a DW |
2070 | DEFUN (config_terminal_length, |
2071 | config_terminal_length_cmd, | |
d0bfb22c | 2072 | "terminal length (0-512)", |
718e3744 | 2073 | "Set terminal line parameters\n" |
2074 | "Set number of lines on a screen\n" | |
2075 | "Number of lines on screen (0 for no pausing)\n") | |
2076 | { | |
c349116d | 2077 | int idx_number = 2; |
718e3744 | 2078 | int lines; |
2079 | char *endptr = NULL; | |
2080 | ||
c349116d | 2081 | lines = strtol (argv[idx_number]->arg, &endptr, 10); |
718e3744 | 2082 | if (lines < 0 || lines > 512 || *endptr != '\0') |
2083 | { | |
2084 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
2085 | return CMD_WARNING; | |
2086 | } | |
2087 | vty->lines = lines; | |
2088 | ||
2089 | return CMD_SUCCESS; | |
2090 | } | |
2091 | ||
f412b39a DW |
2092 | DEFUN (config_terminal_no_length, |
2093 | config_terminal_no_length_cmd, | |
718e3744 | 2094 | "terminal no length", |
2095 | "Set terminal line parameters\n" | |
2096 | NO_STR | |
2097 | "Set number of lines on a screen\n") | |
2098 | { | |
2099 | vty->lines = -1; | |
2100 | return CMD_SUCCESS; | |
2101 | } | |
2102 | ||
f412b39a DW |
2103 | DEFUN (service_terminal_length, |
2104 | service_terminal_length_cmd, | |
d0bfb22c | 2105 | "service terminal-length (0-512)", |
718e3744 | 2106 | "Set up miscellaneous service\n" |
2107 | "System wide terminal length configuration\n" | |
2108 | "Number of lines of VTY (0 means no line control)\n") | |
2109 | { | |
c349116d | 2110 | int idx_number = 2; |
718e3744 | 2111 | int lines; |
2112 | char *endptr = NULL; | |
2113 | ||
c349116d | 2114 | lines = strtol (argv[idx_number]->arg, &endptr, 10); |
718e3744 | 2115 | if (lines < 0 || lines > 512 || *endptr != '\0') |
2116 | { | |
2117 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
2118 | return CMD_WARNING; | |
2119 | } | |
2120 | host.lines = lines; | |
2121 | ||
2122 | return CMD_SUCCESS; | |
2123 | } | |
2124 | ||
f412b39a DW |
2125 | DEFUN (no_service_terminal_length, |
2126 | no_service_terminal_length_cmd, | |
d0bfb22c | 2127 | "no service terminal-length [(0-512)]", |
718e3744 | 2128 | NO_STR |
2129 | "Set up miscellaneous service\n" | |
2130 | "System wide terminal length configuration\n" | |
2131 | "Number of lines of VTY (0 means no line control)\n") | |
2132 | { | |
2133 | host.lines = -1; | |
2134 | return CMD_SUCCESS; | |
2135 | } | |
2136 | ||
2885f72d | 2137 | DEFUN_HIDDEN (do_echo, |
d0bfb22c QY |
2138 | echo_cmd, |
2139 | "echo MESSAGE...", | |
2140 | "Echo a message back to the vty\n" | |
2141 | "The message to echo\n") | |
2885f72d | 2142 | { |
2143 | char *message; | |
2144 | ||
58749582 | 2145 | vty_out (vty, "%s%s", ((message = argv_concat (argv, argc, 1)) ? message : ""), |
d0bfb22c | 2146 | VTY_NEWLINE); |
f6834d4c | 2147 | if (message) |
2148 | XFREE(MTYPE_TMP, message); | |
2885f72d | 2149 | return CMD_SUCCESS; |
2150 | } | |
2151 | ||
274a4a44 | 2152 | DEFUN (config_logmsg, |
2153 | config_logmsg_cmd, | |
199d90a1 | 2154 | "logmsg <emergencies|alerts|critical|errors|warnings|notifications|informational|debugging> MESSAGE...", |
274a4a44 | 2155 | "Send a message to enabled logging destinations\n" |
2156 | LOG_LEVEL_DESC | |
2157 | "The message to send\n") | |
2158 | { | |
c349116d | 2159 | int idx_log_level = 1; |
58749582 | 2160 | int idx_message = 2; |
274a4a44 | 2161 | int level; |
2162 | char *message; | |
2163 | ||
c349116d | 2164 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
274a4a44 | 2165 | return CMD_ERR_NO_MATCH; |
2166 | ||
bb85d700 | 2167 | zlog(level, "%s", ((message = argv_concat(argv, argc, idx_message)) ? message : "")); |
f6834d4c | 2168 | if (message) |
2169 | XFREE(MTYPE_TMP, message); | |
65efcfce | 2170 | |
274a4a44 | 2171 | return CMD_SUCCESS; |
2172 | } | |
2173 | ||
2174 | DEFUN (show_logging, | |
2175 | show_logging_cmd, | |
2176 | "show logging", | |
2177 | SHOW_STR | |
2178 | "Show current logging configuration\n") | |
2179 | { | |
2180 | struct zlog *zl = zlog_default; | |
2181 | ||
2182 | vty_out (vty, "Syslog logging: "); | |
2183 | if (zl->maxlvl[ZLOG_DEST_SYSLOG] == ZLOG_DISABLED) | |
2184 | vty_out (vty, "disabled"); | |
2185 | else | |
2186 | vty_out (vty, "level %s, facility %s, ident %s", | |
d0bfb22c QY |
2187 | zlog_priority[zl->maxlvl[ZLOG_DEST_SYSLOG]], |
2188 | facility_name(zl->facility), zl->ident); | |
274a4a44 | 2189 | vty_out (vty, "%s", VTY_NEWLINE); |
2190 | ||
2191 | vty_out (vty, "Stdout logging: "); | |
2192 | if (zl->maxlvl[ZLOG_DEST_STDOUT] == ZLOG_DISABLED) | |
2193 | vty_out (vty, "disabled"); | |
2194 | else | |
2195 | vty_out (vty, "level %s", | |
d0bfb22c | 2196 | zlog_priority[zl->maxlvl[ZLOG_DEST_STDOUT]]); |
274a4a44 | 2197 | vty_out (vty, "%s", VTY_NEWLINE); |
2198 | ||
2199 | vty_out (vty, "Monitor logging: "); | |
2200 | if (zl->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) | |
2201 | vty_out (vty, "disabled"); | |
2202 | else | |
2203 | vty_out (vty, "level %s", | |
d0bfb22c | 2204 | zlog_priority[zl->maxlvl[ZLOG_DEST_MONITOR]]); |
274a4a44 | 2205 | vty_out (vty, "%s", VTY_NEWLINE); |
2206 | ||
2207 | vty_out (vty, "File logging: "); | |
2208 | if ((zl->maxlvl[ZLOG_DEST_FILE] == ZLOG_DISABLED) || | |
2209 | !zl->fp) | |
2210 | vty_out (vty, "disabled"); | |
2211 | else | |
2212 | vty_out (vty, "level %s, filename %s", | |
d0bfb22c QY |
2213 | zlog_priority[zl->maxlvl[ZLOG_DEST_FILE]], |
2214 | zl->filename); | |
274a4a44 | 2215 | vty_out (vty, "%s", VTY_NEWLINE); |
2216 | ||
2217 | vty_out (vty, "Protocol name: %s%s", | |
bf1013e6 | 2218 | zl->protoname, VTY_NEWLINE); |
274a4a44 | 2219 | vty_out (vty, "Record priority: %s%s", |
d0bfb22c | 2220 | (zl->record_priority ? "enabled" : "disabled"), VTY_NEWLINE); |
1ed72e0b | 2221 | vty_out (vty, "Timestamp precision: %d%s", |
d0bfb22c | 2222 | zl->timestamp_precision, VTY_NEWLINE); |
274a4a44 | 2223 | |
2224 | return CMD_SUCCESS; | |
2225 | } | |
2226 | ||
718e3744 | 2227 | DEFUN (config_log_stdout, |
2228 | config_log_stdout_cmd, | |
6de69f83 | 2229 | "log stdout [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2230 | "Logging control\n" |
2231 | "Set stdout logging level\n" | |
2232 | LOG_LEVEL_DESC) | |
2233 | { | |
c349116d | 2234 | int idx_log_level = 2; |
58749582 DW |
2235 | |
2236 | if (argc == idx_log_level) | |
d0bfb22c | 2237 | { |
dd8376fe | 2238 | zlog_set_level (ZLOG_DEST_STDOUT, zlog_default->default_lvl); |
d0bfb22c QY |
2239 | return CMD_SUCCESS; |
2240 | } | |
274a4a44 | 2241 | int level; |
2242 | ||
c349116d | 2243 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
274a4a44 | 2244 | return CMD_ERR_NO_MATCH; |
dd8376fe | 2245 | zlog_set_level (ZLOG_DEST_STDOUT, level); |
718e3744 | 2246 | return CMD_SUCCESS; |
2247 | } | |
2248 | ||
2249 | DEFUN (no_config_log_stdout, | |
2250 | no_config_log_stdout_cmd, | |
6de69f83 | 2251 | "no log stdout [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
718e3744 | 2252 | NO_STR |
2253 | "Logging control\n" | |
274a4a44 | 2254 | "Cancel logging to stdout\n" |
d0bfb22c | 2255 | LOG_LEVEL_DESC) |
718e3744 | 2256 | { |
dd8376fe | 2257 | zlog_set_level (ZLOG_DEST_STDOUT, ZLOG_DISABLED); |
718e3744 | 2258 | return CMD_SUCCESS; |
2259 | } | |
2260 | ||
274a4a44 | 2261 | DEFUN (config_log_monitor, |
2262 | config_log_monitor_cmd, | |
6de69f83 | 2263 | "log monitor [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2264 | "Logging control\n" |
2265 | "Set terminal line (monitor) logging level\n" | |
2266 | LOG_LEVEL_DESC) | |
2267 | { | |
c349116d | 2268 | int idx_log_level = 2; |
58749582 DW |
2269 | |
2270 | if (argc == idx_log_level) | |
d0bfb22c | 2271 | { |
dd8376fe | 2272 | zlog_set_level (ZLOG_DEST_MONITOR, zlog_default->default_lvl); |
d0bfb22c QY |
2273 | return CMD_SUCCESS; |
2274 | } | |
274a4a44 | 2275 | int level; |
2276 | ||
c349116d | 2277 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
274a4a44 | 2278 | return CMD_ERR_NO_MATCH; |
dd8376fe | 2279 | zlog_set_level (ZLOG_DEST_MONITOR, level); |
274a4a44 | 2280 | return CMD_SUCCESS; |
2281 | } | |
2282 | ||
2283 | DEFUN (no_config_log_monitor, | |
2284 | no_config_log_monitor_cmd, | |
6de69f83 | 2285 | "no log monitor [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2286 | NO_STR |
2287 | "Logging control\n" | |
2288 | "Disable terminal line (monitor) logging\n" | |
d0bfb22c | 2289 | LOG_LEVEL_DESC) |
274a4a44 | 2290 | { |
dd8376fe | 2291 | zlog_set_level (ZLOG_DEST_MONITOR, ZLOG_DISABLED); |
274a4a44 | 2292 | return CMD_SUCCESS; |
2293 | } | |
2294 | ||
2295 | static int | |
2296 | set_log_file(struct vty *vty, const char *fname, int loglevel) | |
718e3744 | 2297 | { |
2298 | int ret; | |
9035efaa | 2299 | char *p = NULL; |
2300 | const char *fullpath; | |
d0bfb22c | 2301 | |
718e3744 | 2302 | /* Path detection. */ |
274a4a44 | 2303 | if (! IS_DIRECTORY_SEP (*fname)) |
718e3744 | 2304 | { |
9035efaa | 2305 | char cwd[MAXPATHLEN+1]; |
2306 | cwd[MAXPATHLEN] = '\0'; | |
d0bfb22c | 2307 | |
9035efaa | 2308 | if (getcwd (cwd, MAXPATHLEN) == NULL) |
2309 | { | |
2310 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
2311 | return CMD_WARNING; | |
2312 | } | |
d0bfb22c | 2313 | |
274a4a44 | 2314 | if ( (p = XMALLOC (MTYPE_TMP, strlen (cwd) + strlen (fname) + 2)) |
9035efaa | 2315 | == NULL) |
2316 | { | |
2317 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
2318 | return CMD_WARNING; | |
2319 | } | |
274a4a44 | 2320 | sprintf (p, "%s/%s", cwd, fname); |
9035efaa | 2321 | fullpath = p; |
718e3744 | 2322 | } |
2323 | else | |
274a4a44 | 2324 | fullpath = fname; |
718e3744 | 2325 | |
dd8376fe | 2326 | ret = zlog_set_file (fullpath, loglevel); |
718e3744 | 2327 | |
9035efaa | 2328 | if (p) |
2329 | XFREE (MTYPE_TMP, p); | |
2330 | ||
718e3744 | 2331 | if (!ret) |
2332 | { | |
274a4a44 | 2333 | vty_out (vty, "can't open logfile %s\n", fname); |
718e3744 | 2334 | return CMD_WARNING; |
2335 | } | |
2336 | ||
2337 | if (host.logfile) | |
05865c90 | 2338 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 2339 | |
05865c90 | 2340 | host.logfile = XSTRDUP (MTYPE_HOST, fname); |
718e3744 | 2341 | |
c05795b1 SK |
2342 | #if defined(HAVE_CUMULUS) |
2343 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) | |
2344 | zlog_default->maxlvl[ZLOG_DEST_SYSLOG] = ZLOG_DISABLED; | |
2345 | #endif | |
718e3744 | 2346 | return CMD_SUCCESS; |
2347 | } | |
2348 | ||
274a4a44 | 2349 | DEFUN (config_log_file, |
2350 | config_log_file_cmd, | |
6de69f83 | 2351 | "log file FILENAME [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2352 | "Logging control\n" |
2353 | "Logging to file\n" | |
2354 | "Logging filename\n" | |
2355 | LOG_LEVEL_DESC) | |
2356 | { | |
c349116d DW |
2357 | int idx_filename = 2; |
2358 | int idx_log_levels = 3; | |
d0bfb22c QY |
2359 | if (argc == 4) |
2360 | { | |
2361 | int level; | |
c349116d | 2362 | if ((level = level_match(argv[idx_log_levels]->arg)) == ZLOG_DISABLED) |
d0bfb22c | 2363 | return CMD_ERR_NO_MATCH; |
c349116d | 2364 | return set_log_file(vty, argv[idx_filename]->arg, level); |
d0bfb22c QY |
2365 | } |
2366 | else | |
c349116d | 2367 | return set_log_file(vty, argv[idx_filename]->arg, zlog_default->default_lvl); |
274a4a44 | 2368 | } |
2369 | ||
718e3744 | 2370 | DEFUN (no_config_log_file, |
2371 | no_config_log_file_cmd, | |
d0bfb22c | 2372 | "no log file [FILENAME [LEVEL]]", |
718e3744 | 2373 | NO_STR |
2374 | "Logging control\n" | |
2375 | "Cancel logging to file\n" | |
d0bfb22c QY |
2376 | "Logging file name\n" |
2377 | "Logging file name\n" | |
2378 | "Logging level\n") | |
718e3744 | 2379 | { |
dd8376fe | 2380 | zlog_reset_file (); |
718e3744 | 2381 | |
2382 | if (host.logfile) | |
05865c90 | 2383 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 2384 | |
2385 | host.logfile = NULL; | |
2386 | ||
2387 | return CMD_SUCCESS; | |
2388 | } | |
2389 | ||
2390 | DEFUN (config_log_syslog, | |
2391 | config_log_syslog_cmd, | |
6de69f83 | 2392 | "log syslog [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
12ab19f1 | 2393 | "Logging control\n" |
274a4a44 | 2394 | "Set syslog logging level\n" |
2395 | LOG_LEVEL_DESC) | |
2396 | { | |
c349116d | 2397 | int idx_log_levels = 2; |
d0bfb22c QY |
2398 | if (argc == 3) |
2399 | { | |
2400 | int level; | |
c349116d | 2401 | if ((level = level_match (argv[idx_log_levels]->arg)) == ZLOG_DISABLED) |
d0bfb22c | 2402 | return CMD_ERR_NO_MATCH; |
dd8376fe | 2403 | zlog_set_level (ZLOG_DEST_SYSLOG, level); |
d0bfb22c QY |
2404 | return CMD_SUCCESS; |
2405 | } | |
2406 | else | |
2407 | { | |
dd8376fe | 2408 | zlog_set_level (ZLOG_DEST_SYSLOG, zlog_default->default_lvl); |
d0bfb22c QY |
2409 | return CMD_SUCCESS; |
2410 | } | |
274a4a44 | 2411 | } |
2412 | ||
718e3744 | 2413 | DEFUN (no_config_log_syslog, |
2414 | no_config_log_syslog_cmd, | |
6de69f83 | 2415 | "no log syslog [<kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>] [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
718e3744 | 2416 | NO_STR |
2417 | "Logging control\n" | |
274a4a44 | 2418 | "Cancel logging to syslog\n" |
d0bfb22c QY |
2419 | LOG_FACILITY_DESC |
2420 | LOG_LEVEL_DESC) | |
718e3744 | 2421 | { |
dd8376fe | 2422 | zlog_set_level (ZLOG_DEST_SYSLOG, ZLOG_DISABLED); |
718e3744 | 2423 | return CMD_SUCCESS; |
2424 | } | |
2425 | ||
274a4a44 | 2426 | DEFUN (config_log_facility, |
2427 | config_log_facility_cmd, | |
9ccf14f7 | 2428 | "log facility <kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>", |
718e3744 | 2429 | "Logging control\n" |
274a4a44 | 2430 | "Facility parameter for syslog messages\n" |
2431 | LOG_FACILITY_DESC) | |
718e3744 | 2432 | { |
c349116d DW |
2433 | int idx_target = 2; |
2434 | int facility = facility_match(argv[idx_target]->arg); | |
274a4a44 | 2435 | |
274a4a44 | 2436 | zlog_default->facility = facility; |
2437 | return CMD_SUCCESS; | |
718e3744 | 2438 | } |
2439 | ||
274a4a44 | 2440 | DEFUN (no_config_log_facility, |
2441 | no_config_log_facility_cmd, | |
9ccf14f7 | 2442 | "no log facility [<kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>]", |
718e3744 | 2443 | NO_STR |
2444 | "Logging control\n" | |
274a4a44 | 2445 | "Reset syslog facility to default (daemon)\n" |
d0bfb22c | 2446 | LOG_FACILITY_DESC) |
274a4a44 | 2447 | { |
2448 | zlog_default->facility = LOG_DAEMON; | |
2449 | return CMD_SUCCESS; | |
2450 | } | |
2451 | ||
2452 | DEFUN_DEPRECATED (config_log_trap, | |
d0bfb22c | 2453 | config_log_trap_cmd, |
199d90a1 | 2454 | "log trap <emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>", |
d0bfb22c QY |
2455 | "Logging control\n" |
2456 | "(Deprecated) Set logging level and default for all destinations\n" | |
2457 | LOG_LEVEL_DESC) | |
274a4a44 | 2458 | { |
2459 | int new_level ; | |
2460 | int i; | |
d0bfb22c QY |
2461 | |
2462 | if ((new_level = level_match(argv[2]->arg)) == ZLOG_DISABLED) | |
274a4a44 | 2463 | return CMD_ERR_NO_MATCH; |
2464 | ||
2465 | zlog_default->default_lvl = new_level; | |
2466 | for (i = 0; i < ZLOG_NUM_DESTS; i++) | |
2467 | if (zlog_default->maxlvl[i] != ZLOG_DISABLED) | |
2468 | zlog_default->maxlvl[i] = new_level; | |
2469 | return CMD_SUCCESS; | |
2470 | } | |
2471 | ||
2472 | DEFUN_DEPRECATED (no_config_log_trap, | |
d0bfb22c | 2473 | no_config_log_trap_cmd, |
199d90a1 | 2474 | "no log trap [emergencies|alerts|critical|errors|warnings|notifications|informational|debugging]", |
d0bfb22c QY |
2475 | NO_STR |
2476 | "Logging control\n" | |
2477 | "Permit all logging information\n" | |
2478 | LOG_LEVEL_DESC) | |
718e3744 | 2479 | { |
274a4a44 | 2480 | zlog_default->default_lvl = LOG_DEBUG; |
718e3744 | 2481 | return CMD_SUCCESS; |
2482 | } | |
2483 | ||
2484 | DEFUN (config_log_record_priority, | |
2485 | config_log_record_priority_cmd, | |
2486 | "log record-priority", | |
2487 | "Logging control\n" | |
2488 | "Log the priority of the message within the message\n") | |
2489 | { | |
2490 | zlog_default->record_priority = 1 ; | |
2491 | return CMD_SUCCESS; | |
2492 | } | |
2493 | ||
2494 | DEFUN (no_config_log_record_priority, | |
2495 | no_config_log_record_priority_cmd, | |
2496 | "no log record-priority", | |
2497 | NO_STR | |
2498 | "Logging control\n" | |
2499 | "Do not log the priority of the message within the message\n") | |
2500 | { | |
2501 | zlog_default->record_priority = 0 ; | |
2502 | return CMD_SUCCESS; | |
2503 | } | |
2504 | ||
1ed72e0b AS |
2505 | DEFUN (config_log_timestamp_precision, |
2506 | config_log_timestamp_precision_cmd, | |
6147e2c6 | 2507 | "log timestamp precision (0-6)", |
1ed72e0b AS |
2508 | "Logging control\n" |
2509 | "Timestamp configuration\n" | |
2510 | "Set the timestamp precision\n" | |
2511 | "Number of subsecond digits\n") | |
2512 | { | |
c349116d | 2513 | int idx_number = 3; |
1ed72e0b | 2514 | VTY_GET_INTEGER_RANGE("Timestamp Precision", |
c349116d | 2515 | zlog_default->timestamp_precision, argv[idx_number]->arg, 0, 6); |
1ed72e0b AS |
2516 | return CMD_SUCCESS; |
2517 | } | |
2518 | ||
2519 | DEFUN (no_config_log_timestamp_precision, | |
2520 | no_config_log_timestamp_precision_cmd, | |
2521 | "no log timestamp precision", | |
2522 | NO_STR | |
2523 | "Logging control\n" | |
2524 | "Timestamp configuration\n" | |
2525 | "Reset the timestamp precision to the default value of 0\n") | |
2526 | { | |
2527 | zlog_default->timestamp_precision = 0 ; | |
2528 | return CMD_SUCCESS; | |
2529 | } | |
2530 | ||
7cfc61d3 DS |
2531 | int |
2532 | cmd_banner_motd_file (const char *file) | |
2533 | { | |
1ee08155 DS |
2534 | int success = CMD_SUCCESS; |
2535 | char p[PATH_MAX]; | |
2536 | char *rpath; | |
2537 | char *in; | |
7cfc61d3 | 2538 | |
1ee08155 DS |
2539 | rpath = realpath (file, p); |
2540 | if (!rpath) | |
2541 | return CMD_ERR_NO_FILE; | |
2542 | in = strstr (rpath, SYSCONFDIR); | |
2543 | if (in == rpath) | |
2544 | { | |
2545 | if (host.motdfile) | |
844ec28c | 2546 | XFREE (MTYPE_HOST, host.motdfile); |
1ee08155 DS |
2547 | host.motdfile = XSTRDUP (MTYPE_HOST, file); |
2548 | } | |
2549 | else | |
2550 | success = CMD_WARNING; | |
2551 | ||
2552 | return success; | |
7cfc61d3 DS |
2553 | } |
2554 | ||
3b0c5d9a | 2555 | DEFUN (banner_motd_file, |
2556 | banner_motd_file_cmd, | |
4d833e55 | 2557 | "banner motd file FILE", |
3b0c5d9a | 2558 | "Set banner\n" |
2559 | "Banner for motd\n" | |
2560 | "Banner from a file\n" | |
2561 | "Filename\n") | |
2562 | { | |
c349116d DW |
2563 | int idx_file = 3; |
2564 | const char *filename = argv[idx_file]->arg; | |
97e5b7c0 | 2565 | int cmd = cmd_banner_motd_file (filename); |
1ee08155 DS |
2566 | |
2567 | if (cmd == CMD_ERR_NO_FILE) | |
97e5b7c0 | 2568 | vty_out (vty, "%s does not exist", filename); |
1ee08155 | 2569 | else if (cmd == CMD_WARNING) |
97e5b7c0 | 2570 | vty_out (vty, "%s must be in %s", filename, SYSCONFDIR); |
1ee08155 DS |
2571 | |
2572 | return cmd; | |
3b0c5d9a | 2573 | } |
718e3744 | 2574 | |
2575 | DEFUN (banner_motd_default, | |
2576 | banner_motd_default_cmd, | |
2577 | "banner motd default", | |
2578 | "Set banner string\n" | |
2579 | "Strings for motd\n" | |
2580 | "Default string\n") | |
2581 | { | |
2582 | host.motd = default_motd; | |
2583 | return CMD_SUCCESS; | |
2584 | } | |
2585 | ||
2586 | DEFUN (no_banner_motd, | |
2587 | no_banner_motd_cmd, | |
2588 | "no banner motd", | |
2589 | NO_STR | |
2590 | "Set banner string\n" | |
2591 | "Strings for motd\n") | |
2592 | { | |
2593 | host.motd = NULL; | |
d0bfb22c | 2594 | if (host.motdfile) |
05865c90 | 2595 | XFREE (MTYPE_HOST, host.motdfile); |
3b0c5d9a | 2596 | host.motdfile = NULL; |
718e3744 | 2597 | return CMD_SUCCESS; |
2598 | } | |
2599 | ||
2600 | /* Set config filename. Called from vty.c */ | |
2601 | void | |
c0e8c16f | 2602 | host_config_set (const char *filename) |
718e3744 | 2603 | { |
228da428 CC |
2604 | if (host.config) |
2605 | XFREE (MTYPE_HOST, host.config); | |
05865c90 | 2606 | host.config = XSTRDUP (MTYPE_HOST, filename); |
718e3744 | 2607 | } |
2608 | ||
57387fb2 CF |
2609 | const char * |
2610 | host_config_get (void) | |
2611 | { | |
2612 | return host.config; | |
2613 | } | |
2614 | ||
718e3744 | 2615 | void |
2616 | install_default (enum node_type node) | |
2617 | { | |
2618 | install_element (node, &config_exit_cmd); | |
d862bffb | 2619 | install_element (node, &config_quit_cmd); |
718e3744 | 2620 | install_element (node, &config_end_cmd); |
2621 | install_element (node, &config_help_cmd); | |
2622 | install_element (node, &config_list_cmd); | |
2623 | ||
718e3744 | 2624 | install_element (node, &config_write_cmd); |
d862bffb | 2625 | install_element (node, &show_running_config_cmd); |
718e3744 | 2626 | } |
2627 | ||
87f44e2f DL |
2628 | /* Initialize command interface. Install basic nodes and commands. |
2629 | * | |
2630 | * terminal = 0 -- vtysh / no logging, no config control | |
2631 | * terminal = 1 -- normal daemon | |
9473e340 | 2632 | * terminal = -1 -- watchfrr / no logging, but minimal config control */ |
718e3744 | 2633 | void |
2634 | cmd_init (int terminal) | |
2635 | { | |
1bf9f027 DL |
2636 | qobj_init (); |
2637 | ||
718e3744 | 2638 | /* Allocate initial top vector of commands. */ |
2639 | cmdvec = vector_init (VECTOR_MIN_SIZE); | |
2640 | ||
2641 | /* Default host value settings. */ | |
2642 | host.name = NULL; | |
2643 | host.password = NULL; | |
2644 | host.enable = NULL; | |
2645 | host.logfile = NULL; | |
2646 | host.config = NULL; | |
87f44e2f | 2647 | host.noconfig = (terminal < 0); |
718e3744 | 2648 | host.lines = -1; |
2649 | host.motd = default_motd; | |
3b0c5d9a | 2650 | host.motdfile = NULL; |
718e3744 | 2651 | |
2652 | /* Install top nodes. */ | |
2653 | install_node (&view_node, NULL); | |
2654 | install_node (&enable_node, NULL); | |
2655 | install_node (&auth_node, NULL); | |
2656 | install_node (&auth_enable_node, NULL); | |
2657 | install_node (&config_node, config_write_host); | |
2658 | ||
2659 | /* Each node's basic commands. */ | |
2660 | install_element (VIEW_NODE, &show_version_cmd); | |
2661 | if (terminal) | |
2662 | { | |
2663 | install_element (VIEW_NODE, &config_list_cmd); | |
2664 | install_element (VIEW_NODE, &config_exit_cmd); | |
d862bffb | 2665 | install_element (VIEW_NODE, &config_quit_cmd); |
718e3744 | 2666 | install_element (VIEW_NODE, &config_help_cmd); |
2667 | install_element (VIEW_NODE, &config_enable_cmd); | |
2668 | install_element (VIEW_NODE, &config_terminal_length_cmd); | |
2669 | install_element (VIEW_NODE, &config_terminal_no_length_cmd); | |
274a4a44 | 2670 | install_element (VIEW_NODE, &show_logging_cmd); |
bcd9fa7f | 2671 | install_element (VIEW_NODE, &show_commandtree_cmd); |
2885f72d | 2672 | install_element (VIEW_NODE, &echo_cmd); |
718e3744 | 2673 | } |
2674 | ||
2675 | if (terminal) | |
2676 | { | |
6694f68c | 2677 | install_element (ENABLE_NODE, &config_end_cmd); |
718e3744 | 2678 | install_element (ENABLE_NODE, &config_disable_cmd); |
2679 | install_element (ENABLE_NODE, &config_terminal_cmd); | |
d862bffb | 2680 | install_element (ENABLE_NODE, ©_runningconf_startupconf_cmd); |
6694f68c RW |
2681 | install_element (ENABLE_NODE, &config_write_cmd); |
2682 | install_element (ENABLE_NODE, &show_running_config_cmd); | |
718e3744 | 2683 | } |
2684 | install_element (ENABLE_NODE, &show_startup_config_cmd); | |
718e3744 | 2685 | |
718e3744 | 2686 | if (terminal) |
2687 | { | |
274a4a44 | 2688 | install_element (ENABLE_NODE, &config_logmsg_cmd); |
e7168df4 | 2689 | install_default (CONFIG_NODE); |
87f44e2f | 2690 | |
0b84f294 DL |
2691 | thread_cmd_init (); |
2692 | workqueue_cmd_init (); | |
ea8e9d97 | 2693 | } |
d0bfb22c | 2694 | |
ea8e9d97 | 2695 | install_element (CONFIG_NODE, &hostname_cmd); |
2696 | install_element (CONFIG_NODE, &no_hostname_cmd); | |
e7168df4 | 2697 | |
87f44e2f | 2698 | if (terminal > 0) |
ea8e9d97 | 2699 | { |
e7168df4 | 2700 | install_element (CONFIG_NODE, &password_cmd); |
e7168df4 | 2701 | install_element (CONFIG_NODE, &enable_password_cmd); |
e7168df4 | 2702 | install_element (CONFIG_NODE, &no_enable_password_cmd); |
2703 | ||
718e3744 | 2704 | install_element (CONFIG_NODE, &config_log_stdout_cmd); |
2705 | install_element (CONFIG_NODE, &no_config_log_stdout_cmd); | |
274a4a44 | 2706 | install_element (CONFIG_NODE, &config_log_monitor_cmd); |
274a4a44 | 2707 | install_element (CONFIG_NODE, &no_config_log_monitor_cmd); |
718e3744 | 2708 | install_element (CONFIG_NODE, &config_log_file_cmd); |
2709 | install_element (CONFIG_NODE, &no_config_log_file_cmd); | |
2710 | install_element (CONFIG_NODE, &config_log_syslog_cmd); | |
2711 | install_element (CONFIG_NODE, &no_config_log_syslog_cmd); | |
274a4a44 | 2712 | install_element (CONFIG_NODE, &config_log_facility_cmd); |
2713 | install_element (CONFIG_NODE, &no_config_log_facility_cmd); | |
718e3744 | 2714 | install_element (CONFIG_NODE, &config_log_trap_cmd); |
2715 | install_element (CONFIG_NODE, &no_config_log_trap_cmd); | |
2716 | install_element (CONFIG_NODE, &config_log_record_priority_cmd); | |
2717 | install_element (CONFIG_NODE, &no_config_log_record_priority_cmd); | |
1ed72e0b AS |
2718 | install_element (CONFIG_NODE, &config_log_timestamp_precision_cmd); |
2719 | install_element (CONFIG_NODE, &no_config_log_timestamp_precision_cmd); | |
718e3744 | 2720 | install_element (CONFIG_NODE, &service_password_encrypt_cmd); |
2721 | install_element (CONFIG_NODE, &no_service_password_encrypt_cmd); | |
2722 | install_element (CONFIG_NODE, &banner_motd_default_cmd); | |
3b0c5d9a | 2723 | install_element (CONFIG_NODE, &banner_motd_file_cmd); |
718e3744 | 2724 | install_element (CONFIG_NODE, &no_banner_motd_cmd); |
2725 | install_element (CONFIG_NODE, &service_terminal_length_cmd); | |
2726 | install_element (CONFIG_NODE, &no_service_terminal_length_cmd); | |
718e3744 | 2727 | |
19dc275e | 2728 | vrf_install_commands (); |
9ab6812d | 2729 | } |
af2567b6 DL |
2730 | |
2731 | #ifdef DEV_BUILD | |
2732 | grammar_sandbox_init(); | |
2733 | #endif | |
718e3744 | 2734 | } |
228da428 | 2735 | |
d0bfb22c | 2736 | struct cmd_token * |
83364d20 DL |
2737 | new_cmd_token (enum cmd_token_type type, u_char attr, |
2738 | const char *text, const char *desc) | |
cd40b329 | 2739 | { |
a8e4ddd4 | 2740 | struct cmd_token *token = XCALLOC (MTYPE_CMD_TOKENS, sizeof (struct cmd_token)); |
d0bfb22c | 2741 | token->type = type; |
ce882f81 | 2742 | token->attr = attr; |
83364d20 DL |
2743 | token->text = text ? XSTRDUP (MTYPE_CMD_TEXT, text) : NULL; |
2744 | token->desc = desc ? XSTRDUP (MTYPE_CMD_DESC, desc) : NULL; | |
de8f7a39 | 2745 | token->refcnt = 1; |
d0bfb22c | 2746 | token->arg = NULL; |
a8e4ddd4 | 2747 | token->allowrepeat = false; |
cd40b329 | 2748 | |
d0bfb22c QY |
2749 | return token; |
2750 | } | |
cd40b329 | 2751 | |
d0bfb22c QY |
2752 | void |
2753 | del_cmd_token (struct cmd_token *token) | |
2754 | { | |
2755 | if (!token) return; | |
cd40b329 | 2756 | |
d0bfb22c | 2757 | if (token->text) |
83364d20 | 2758 | XFREE (MTYPE_CMD_TEXT, token->text); |
d0bfb22c | 2759 | if (token->desc) |
83364d20 | 2760 | XFREE (MTYPE_CMD_DESC, token->desc); |
d0bfb22c | 2761 | if (token->arg) |
83364d20 | 2762 | XFREE (MTYPE_CMD_ARG, token->arg); |
cd40b329 | 2763 | |
17aca20b | 2764 | XFREE (MTYPE_CMD_TOKENS, token); |
cd40b329 CF |
2765 | } |
2766 | ||
d0bfb22c QY |
2767 | struct cmd_token * |
2768 | copy_cmd_token (struct cmd_token *token) | |
cd40b329 | 2769 | { |
ce882f81 | 2770 | struct cmd_token *copy = new_cmd_token (token->type, token->attr, NULL, NULL); |
d0bfb22c QY |
2771 | copy->max = token->max; |
2772 | copy->min = token->min; | |
83364d20 DL |
2773 | copy->text = token->text ? XSTRDUP (MTYPE_CMD_TEXT, token->text) : NULL; |
2774 | copy->desc = token->desc ? XSTRDUP (MTYPE_CMD_DESC, token->desc) : NULL; | |
2775 | copy->arg = token->arg ? XSTRDUP (MTYPE_CMD_ARG, token->arg) : NULL; | |
cd40b329 | 2776 | |
d0bfb22c | 2777 | return copy; |
cd40b329 CF |
2778 | } |
2779 | ||
228da428 CC |
2780 | void |
2781 | cmd_terminate () | |
2782 | { | |
228da428 | 2783 | struct cmd_node *cmd_node; |
228da428 CC |
2784 | |
2785 | if (cmdvec) | |
2786 | { | |
d0bfb22c | 2787 | for (unsigned int i = 0; i < vector_active (cmdvec); i++) |
228da428 | 2788 | if ((cmd_node = vector_slot (cmdvec, i)) != NULL) |
d0bfb22c QY |
2789 | { |
2790 | // deleting the graph delets the cmd_element as well | |
2791 | graph_delete_graph (cmd_node->cmdgraph); | |
2792 | vector_free (cmd_node->cmd_vector); | |
39e92c06 QY |
2793 | hash_clean (cmd_node->cmd_hash, NULL); |
2794 | hash_free (cmd_node->cmd_hash); | |
2795 | cmd_node->cmd_hash = NULL; | |
d0bfb22c | 2796 | } |
228da428 CC |
2797 | |
2798 | vector_free (cmdvec); | |
2799 | cmdvec = NULL; | |
2800 | } | |
2801 | ||
228da428 CC |
2802 | if (host.name) |
2803 | XFREE (MTYPE_HOST, host.name); | |
2804 | if (host.password) | |
2805 | XFREE (MTYPE_HOST, host.password); | |
2806 | if (host.password_encrypt) | |
2807 | XFREE (MTYPE_HOST, host.password_encrypt); | |
2808 | if (host.enable) | |
2809 | XFREE (MTYPE_HOST, host.enable); | |
2810 | if (host.enable_encrypt) | |
2811 | XFREE (MTYPE_HOST, host.enable_encrypt); | |
2812 | if (host.logfile) | |
2813 | XFREE (MTYPE_HOST, host.logfile); | |
2814 | if (host.motdfile) | |
2815 | XFREE (MTYPE_HOST, host.motdfile); | |
2816 | if (host.config) | |
2817 | XFREE (MTYPE_HOST, host.config); | |
58ac32e2 RW |
2818 | |
2819 | qobj_finish (); | |
228da428 | 2820 | } |