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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" |
8efe88ea | 44 | #include "defaults.h" |
d0bfb22c | 45 | |
4a1ab8e4 DL |
46 | DEFINE_MTYPE( LIB, HOST, "Host config") |
47 | DEFINE_MTYPE( LIB, STRVEC, "String vector") | |
83364d20 DL |
48 | DEFINE_MTYPE_STATIC(LIB, CMD_TOKENS, "Command Tokens") |
49 | DEFINE_MTYPE_STATIC(LIB, CMD_DESC, "Command Token Text") | |
50 | DEFINE_MTYPE_STATIC(LIB, CMD_TEXT, "Command Token Help") | |
51 | DEFINE_MTYPE( LIB, CMD_ARG, "Command Argument") | |
4a1ab8e4 | 52 | |
718e3744 | 53 | /* Command vector which includes some level of command lists. Normally |
54 | each daemon maintains each own cmdvec. */ | |
eb820afe | 55 | vector cmdvec = NULL; |
718e3744 | 56 | |
57 | /* Host information structure. */ | |
58 | struct host host; | |
59 | ||
718e3744 | 60 | /* Standard command node structures. */ |
7fc626de | 61 | static struct cmd_node auth_node = |
718e3744 | 62 | { |
63 | AUTH_NODE, | |
64 | "Password: ", | |
65 | }; | |
66 | ||
7fc626de | 67 | static struct cmd_node view_node = |
718e3744 | 68 | { |
69 | VIEW_NODE, | |
70 | "%s> ", | |
71 | }; | |
72 | ||
7fc626de | 73 | static struct cmd_node auth_enable_node = |
718e3744 | 74 | { |
75 | AUTH_ENABLE_NODE, | |
76 | "Password: ", | |
77 | }; | |
78 | ||
7fc626de | 79 | static struct cmd_node enable_node = |
718e3744 | 80 | { |
81 | ENABLE_NODE, | |
82 | "%s# ", | |
83 | }; | |
84 | ||
7fc626de | 85 | static struct cmd_node config_node = |
718e3744 | 86 | { |
87 | CONFIG_NODE, | |
88 | "%s(config)# ", | |
89 | 1 | |
90 | }; | |
6590f2c3 | 91 | |
92 | /* Default motd string. */ | |
b2f36157 | 93 | static const char *default_motd = FRR_DEFAULT_MOTD; |
274a4a44 | 94 | |
2d362d10 | 95 | static const struct facility_map { |
274a4a44 | 96 | int facility; |
97 | const char *name; | |
98 | size_t match; | |
d0bfb22c | 99 | } syslog_facilities[] = |
274a4a44 | 100 | { |
101 | { LOG_KERN, "kern", 1 }, | |
102 | { LOG_USER, "user", 2 }, | |
103 | { LOG_MAIL, "mail", 1 }, | |
104 | { LOG_DAEMON, "daemon", 1 }, | |
105 | { LOG_AUTH, "auth", 1 }, | |
106 | { LOG_SYSLOG, "syslog", 1 }, | |
107 | { LOG_LPR, "lpr", 2 }, | |
108 | { LOG_NEWS, "news", 1 }, | |
109 | { LOG_UUCP, "uucp", 2 }, | |
110 | { LOG_CRON, "cron", 1 }, | |
111 | #ifdef LOG_FTP | |
112 | { LOG_FTP, "ftp", 1 }, | |
113 | #endif | |
114 | { LOG_LOCAL0, "local0", 6 }, | |
115 | { LOG_LOCAL1, "local1", 6 }, | |
116 | { LOG_LOCAL2, "local2", 6 }, | |
117 | { LOG_LOCAL3, "local3", 6 }, | |
118 | { LOG_LOCAL4, "local4", 6 }, | |
119 | { LOG_LOCAL5, "local5", 6 }, | |
120 | { LOG_LOCAL6, "local6", 6 }, | |
121 | { LOG_LOCAL7, "local7", 6 }, | |
122 | { 0, NULL, 0 }, | |
123 | }; | |
124 | ||
125 | static const char * | |
126 | facility_name(int facility) | |
127 | { | |
2d362d10 | 128 | const struct facility_map *fm; |
274a4a44 | 129 | |
130 | for (fm = syslog_facilities; fm->name; fm++) | |
131 | if (fm->facility == facility) | |
132 | return fm->name; | |
133 | return ""; | |
134 | } | |
135 | ||
136 | static int | |
137 | facility_match(const char *str) | |
138 | { | |
2d362d10 | 139 | const struct facility_map *fm; |
274a4a44 | 140 | |
141 | for (fm = syslog_facilities; fm->name; fm++) | |
142 | if (!strncmp(str,fm->name,fm->match)) | |
143 | return fm->facility; | |
144 | return -1; | |
145 | } | |
146 | ||
147 | static int | |
148 | level_match(const char *s) | |
149 | { | |
150 | int level ; | |
d0bfb22c | 151 | |
274a4a44 | 152 | for ( level = 0 ; zlog_priority [level] != NULL ; level ++ ) |
153 | if (!strncmp (s, zlog_priority[level], 2)) | |
154 | return level; | |
155 | return ZLOG_DISABLED; | |
156 | } | |
157 | ||
cb585b65 | 158 | /* This is called from main when a daemon is invoked with -v or --version. */ |
6590f2c3 | 159 | void |
160 | print_version (const char *progname) | |
161 | { | |
b2f36157 DL |
162 | printf ("%s version %s\n", progname, FRR_VERSION); |
163 | printf ("%s\n", FRR_COPYRIGHT); | |
164 | printf ("configured with:\n\t%s\n", FRR_CONFIG_ARGS); | |
6590f2c3 | 165 | } |
166 | ||
6b0655a2 | 167 | |
718e3744 | 168 | /* Utility function to concatenate argv argument into a single string |
169 | with inserting ' ' character between each argument. */ | |
170 | char * | |
d0bfb22c | 171 | argv_concat (struct cmd_token **argv, int argc, int shift) |
718e3744 | 172 | { |
173 | int i; | |
f6834d4c | 174 | size_t len; |
718e3744 | 175 | char *str; |
f6834d4c | 176 | char *p; |
718e3744 | 177 | |
f6834d4c | 178 | len = 0; |
179 | for (i = shift; i < argc; i++) | |
d0bfb22c | 180 | len += strlen(argv[i]->arg)+1; |
f6834d4c | 181 | if (!len) |
182 | return NULL; | |
183 | p = str = XMALLOC(MTYPE_TMP, len); | |
718e3744 | 184 | for (i = shift; i < argc; i++) |
185 | { | |
f6834d4c | 186 | size_t arglen; |
d0bfb22c | 187 | memcpy(p, argv[i]->arg, (arglen = strlen(argv[i]->arg))); |
f6834d4c | 188 | p += arglen; |
189 | *p++ = ' '; | |
718e3744 | 190 | } |
f6834d4c | 191 | *(p-1) = '\0'; |
718e3744 | 192 | return str; |
193 | } | |
194 | ||
ae19d7dd QY |
195 | /** |
196 | * Convenience function for accessing argv data. | |
197 | * | |
198 | * @param argc | |
199 | * @param argv | |
200 | * @param text definition snippet of the desired token | |
201 | * @param index the starting index, and where to store the | |
202 | * index of the found token if it exists | |
203 | * @return 1 if found, 0 otherwise | |
204 | */ | |
205 | int | |
206 | argv_find (struct cmd_token **argv, int argc, const char *text, int *index) | |
207 | { | |
208 | int found = 0; | |
209 | for (int i = *index; i < argc && found == 0; i++) | |
210 | if ((found = strmatch (text, argv[i]->text))) | |
211 | *index = i; | |
212 | return found; | |
213 | } | |
214 | ||
274f29b2 PJ |
215 | static unsigned int |
216 | cmd_hash_key (void *p) | |
217 | { | |
218 | return (uintptr_t) p; | |
219 | } | |
220 | ||
221 | static int | |
222 | cmd_hash_cmp (const void *a, const void *b) | |
223 | { | |
224 | return a == b; | |
225 | } | |
226 | ||
718e3744 | 227 | /* Install top node of command vector. */ |
228 | void | |
d0bfb22c QY |
229 | install_node (struct cmd_node *node, |
230 | int (*func) (struct vty *)) | |
718e3744 | 231 | { |
232 | vector_set_index (cmdvec, node->node, node); | |
233 | node->func = func; | |
d0bfb22c | 234 | node->cmdgraph = graph_new (); |
76b6abb9 QY |
235 | node->cmd_vector = vector_init (VECTOR_MIN_SIZE); |
236 | // add start node | |
ce882f81 | 237 | struct cmd_token *token = new_cmd_token (START_TKN, CMD_ATTR_NORMAL, NULL, NULL); |
76b6abb9 | 238 | graph_new_node (node->cmdgraph, token, (void (*)(void *)) &del_cmd_token); |
274f29b2 | 239 | node->cmd_hash = hash_create (cmd_hash_key, cmd_hash_cmp); |
718e3744 | 240 | } |
241 | ||
ebacb4ed QY |
242 | /** |
243 | * Tokenizes a string, storing tokens in a vector. | |
244 | * Whitespace is ignored. | |
245 | * | |
246 | * Delimiter string = " \n\r\t". | |
247 | * | |
248 | * @param string to tokenize | |
249 | * @return tokenized string | |
250 | */ | |
718e3744 | 251 | vector |
ea8e9d97 | 252 | cmd_make_strvec (const char *string) |
718e3744 | 253 | { |
ebacb4ed | 254 | if (!string) return NULL; |
d0bfb22c | 255 | |
ebacb4ed QY |
256 | char *copy, *copystart; |
257 | copystart = copy = XSTRDUP (MTYPE_TMP, string); | |
d0bfb22c | 258 | |
ebacb4ed QY |
259 | // skip leading whitespace |
260 | while (isspace ((int) *copy) && *copy != '\0') copy++; | |
718e3744 | 261 | |
ebacb4ed QY |
262 | // if the entire string was whitespace or a comment, return |
263 | if (*copy == '\0' || *copy == '!' || *copy == '#') | |
17aca20b QY |
264 | { |
265 | XFREE (MTYPE_TMP, copystart); | |
718e3744 | 266 | return NULL; |
17aca20b | 267 | } |
718e3744 | 268 | |
ebacb4ed QY |
269 | vector strvec = vector_init (VECTOR_MIN_SIZE); |
270 | const char *delim = " \n\r\t", *tok = NULL; | |
271 | while (copy) | |
272 | { | |
273 | tok = strsep (©, delim); | |
274 | if (*tok != '\0') | |
275 | vector_set (strvec, XSTRDUP (MTYPE_STRVEC, tok)); | |
276 | } | |
718e3744 | 277 | |
ebacb4ed QY |
278 | XFREE (MTYPE_TMP, copystart); |
279 | return strvec; | |
718e3744 | 280 | } |
281 | ||
282 | /* Free allocated string vector. */ | |
283 | void | |
284 | cmd_free_strvec (vector v) | |
285 | { | |
8c328f11 | 286 | unsigned int i; |
718e3744 | 287 | char *cp; |
288 | ||
289 | if (!v) | |
290 | return; | |
291 | ||
55468c86 | 292 | for (i = 0; i < vector_active (v); i++) |
718e3744 | 293 | if ((cp = vector_slot (v, i)) != NULL) |
294 | XFREE (MTYPE_STRVEC, cp); | |
295 | ||
296 | vector_free (v); | |
297 | } | |
298 | ||
718e3744 | 299 | /* Return prompt character of specified node. */ |
8c328f11 | 300 | const char * |
718e3744 | 301 | cmd_prompt (enum node_type node) |
302 | { | |
303 | struct cmd_node *cnode; | |
304 | ||
305 | cnode = vector_slot (cmdvec, node); | |
306 | return cnode->prompt; | |
307 | } | |
308 | ||
de8f7a39 DL |
309 | static bool |
310 | cmd_nodes_link (struct graph_node *from, struct graph_node *to) | |
311 | { | |
312 | for (size_t i = 0; i < vector_active (from->to); i++) | |
313 | if (vector_slot (from->to, i) == to) | |
314 | return true; | |
315 | return false; | |
316 | } | |
317 | ||
318 | static bool cmd_nodes_equal (struct graph_node *ga, struct graph_node *gb); | |
319 | ||
320 | /* returns a single node to be excluded as "next" from iteration | |
321 | * - for JOIN_TKN, never continue back to the FORK_TKN | |
322 | * - in all other cases, don't try the node itself (in case of "...") | |
323 | */ | |
324 | static inline struct graph_node * | |
325 | cmd_loopstop(struct graph_node *gn) | |
326 | { | |
327 | struct cmd_token *tok = gn->data; | |
328 | if (tok->type == JOIN_TKN) | |
329 | return tok->forkjoin; | |
330 | else | |
331 | return gn; | |
332 | } | |
333 | ||
334 | static bool | |
335 | cmd_subgraph_equal (struct graph_node *ga, struct graph_node *gb, | |
336 | struct graph_node *a_join) | |
337 | { | |
338 | size_t i, j; | |
339 | struct graph_node *a_fork, *b_fork; | |
340 | a_fork = cmd_loopstop (ga); | |
341 | b_fork = cmd_loopstop (gb); | |
342 | ||
343 | if (vector_active (ga->to) != vector_active (gb->to)) | |
344 | return false; | |
345 | for (i = 0; i < vector_active (ga->to); i++) | |
346 | { | |
347 | struct graph_node *cga = vector_slot (ga->to, i); | |
348 | ||
349 | for (j = 0; j < vector_active (gb->to); j++) | |
350 | { | |
351 | struct graph_node *cgb = vector_slot (gb->to, i); | |
352 | ||
353 | if (cga == a_fork && cgb != b_fork) | |
354 | continue; | |
355 | if (cga == a_fork && cgb == b_fork) | |
356 | break; | |
357 | ||
358 | if (cmd_nodes_equal (cga, cgb)) | |
359 | { | |
360 | if (cga == a_join) | |
361 | break; | |
362 | if (cmd_subgraph_equal (cga, cgb, a_join)) | |
363 | break; | |
364 | } | |
365 | } | |
366 | if (j == vector_active (gb->to)) | |
367 | return false; | |
368 | } | |
369 | return true; | |
370 | } | |
371 | ||
372 | /* deep compare -- for FORK_TKN, the entire subgraph is compared. | |
373 | * this is what's needed since we're not currently trying to partially | |
374 | * merge subgraphs */ | |
375 | static bool | |
376 | cmd_nodes_equal (struct graph_node *ga, struct graph_node *gb) | |
377 | { | |
378 | struct cmd_token *a = ga->data, *b = gb->data; | |
379 | ||
380 | if (a->type != b->type || a->allowrepeat != b->allowrepeat) | |
381 | return false; | |
382 | if (a->type < SPECIAL_TKN && strcmp (a->text, b->text)) | |
383 | return false; | |
384 | /* one a ..., the other not. */ | |
385 | if (cmd_nodes_link (ga, ga) != cmd_nodes_link (gb, gb)) | |
386 | return false; | |
387 | ||
388 | switch (a->type) | |
389 | { | |
390 | case RANGE_TKN: | |
391 | return a->min == b->min && a->max == b->max; | |
392 | ||
393 | case FORK_TKN: | |
394 | /* one is keywords, the other just option or selector ... */ | |
395 | if (cmd_nodes_link (a->forkjoin, ga) != cmd_nodes_link (b->forkjoin, gb)) | |
396 | return false; | |
397 | if (cmd_nodes_link (ga, a->forkjoin) != cmd_nodes_link (gb, b->forkjoin)) | |
398 | return false; | |
399 | return cmd_subgraph_equal (ga, gb, a->forkjoin); | |
400 | ||
401 | default: | |
402 | return true; | |
403 | } | |
404 | } | |
405 | ||
406 | static void | |
407 | cmd_fork_bump_attr (struct graph_node *gn, struct graph_node *join, | |
408 | u_char attr) | |
409 | { | |
410 | size_t i; | |
411 | struct cmd_token *tok = gn->data; | |
412 | struct graph_node *stop = cmd_loopstop (gn); | |
413 | ||
414 | tok->attr = attr; | |
415 | for (i = 0; i < vector_active (gn->to); i++) | |
416 | { | |
417 | struct graph_node *next = vector_slot (gn->to, i); | |
418 | if (next == stop || next == join) | |
419 | continue; | |
420 | cmd_fork_bump_attr (next, join, attr); | |
421 | } | |
422 | } | |
423 | ||
424 | /* move an entire subtree from the temporary graph resulting from | |
425 | * parse() into the permanent graph for the command node. | |
426 | * | |
427 | * this touches rather deeply into the graph code unfortunately. | |
428 | */ | |
429 | static void | |
430 | cmd_reparent_tree (struct graph *fromgraph, struct graph *tograph, | |
431 | struct graph_node *node) | |
432 | { | |
433 | struct graph_node *stop = cmd_loopstop (node); | |
434 | size_t i; | |
435 | ||
436 | for (i = 0; i < vector_active (fromgraph->nodes); i++) | |
437 | if (vector_slot (fromgraph->nodes, i) == node) | |
438 | { | |
439 | /* agressive iteration punching through subgraphs - may hit some | |
440 | * nodes twice. reparent only if found on old graph */ | |
441 | vector_unset (fromgraph->nodes, i); | |
442 | vector_set (tograph->nodes, node); | |
443 | break; | |
444 | } | |
445 | ||
446 | for (i = 0; i < vector_active (node->to); i++) | |
447 | { | |
448 | struct graph_node *next = vector_slot (node->to, i); | |
449 | if (next != stop) | |
450 | cmd_reparent_tree (fromgraph, tograph, next); | |
451 | } | |
452 | } | |
453 | ||
454 | static void | |
455 | cmd_free_recur (struct graph *graph, struct graph_node *node, | |
456 | struct graph_node *stop) | |
457 | { | |
458 | struct graph_node *next, *nstop; | |
459 | ||
460 | for (size_t i = vector_active (node->to); i; i--) | |
461 | { | |
462 | next = vector_slot (node->to, i - 1); | |
463 | if (next == stop) | |
464 | continue; | |
465 | nstop = cmd_loopstop (next); | |
466 | if (nstop != next) | |
467 | cmd_free_recur (graph, next, nstop); | |
468 | cmd_free_recur (graph, nstop, stop); | |
469 | } | |
470 | graph_delete_node (graph, node); | |
471 | } | |
472 | ||
473 | static void | |
474 | cmd_free_node (struct graph *graph, struct graph_node *node) | |
475 | { | |
476 | struct cmd_token *tok = node->data; | |
477 | if (tok->type == JOIN_TKN) | |
478 | cmd_free_recur (graph, tok->forkjoin, node); | |
479 | graph_delete_node (graph, node); | |
480 | } | |
481 | ||
482 | /* recursive graph merge. call with | |
483 | * old ~= new | |
484 | * (which holds true for old == START_TKN, new == START_TKN) | |
485 | */ | |
486 | static void | |
487 | cmd_merge_nodes (struct graph *oldgraph, struct graph *newgraph, | |
488 | struct graph_node *old, struct graph_node *new, | |
489 | int direction) | |
490 | { | |
491 | struct cmd_token *tok; | |
492 | struct graph_node *old_skip, *new_skip; | |
493 | old_skip = cmd_loopstop (old); | |
494 | new_skip = cmd_loopstop (new); | |
495 | ||
496 | assert (direction == 1 || direction == -1); | |
497 | ||
498 | tok = old->data; | |
499 | tok->refcnt += direction; | |
500 | ||
501 | size_t j, i; | |
502 | for (j = 0; j < vector_active (new->to); j++) | |
503 | { | |
504 | struct graph_node *cnew = vector_slot (new->to, j); | |
505 | if (cnew == new_skip) | |
506 | continue; | |
507 | ||
508 | for (i = 0; i < vector_active (old->to); i++) | |
509 | { | |
510 | struct graph_node *cold = vector_slot (old->to, i); | |
511 | if (cold == old_skip) | |
512 | continue; | |
513 | ||
514 | if (cmd_nodes_equal (cold, cnew)) | |
515 | { | |
516 | struct cmd_token *told = cold->data, *tnew = cnew->data; | |
517 | ||
518 | if (told->type == END_TKN) | |
519 | { | |
520 | if (direction < 0) | |
521 | { | |
522 | graph_delete_node (oldgraph, vector_slot (cold->to, 0)); | |
523 | graph_delete_node (oldgraph, cold); | |
524 | } | |
525 | else | |
526 | /* force no-match handling to install END_TKN */ | |
527 | i = vector_active (old->to); | |
528 | break; | |
529 | } | |
530 | ||
531 | /* the entire fork compared as equal, we continue after it. */ | |
532 | if (told->type == FORK_TKN) | |
533 | { | |
534 | if (tnew->attr < told->attr && direction > 0) | |
535 | cmd_fork_bump_attr (cold, told->forkjoin, tnew->attr); | |
536 | /* XXX: no reverse bump on uninstall */ | |
537 | told = (cold = told->forkjoin)->data; | |
538 | tnew = (cnew = tnew->forkjoin)->data; | |
539 | } | |
540 | if (tnew->attr < told->attr) | |
541 | told->attr = tnew->attr; | |
542 | ||
543 | cmd_merge_nodes (oldgraph, newgraph, cold, cnew, direction); | |
544 | break; | |
545 | } | |
546 | } | |
547 | /* nothing found => add new to old */ | |
548 | if (i == vector_active (old->to) && direction > 0) | |
549 | { | |
550 | assert (vector_count (cnew->from) == | |
551 | cmd_nodes_link (cnew, cnew) ? 2 : 1); | |
552 | graph_remove_edge (new, cnew); | |
553 | ||
554 | cmd_reparent_tree (newgraph, oldgraph, cnew); | |
555 | ||
556 | graph_add_edge (old, cnew); | |
557 | } | |
558 | } | |
559 | ||
560 | if (!tok->refcnt) | |
561 | cmd_free_node (oldgraph, old); | |
562 | } | |
563 | ||
564 | void | |
565 | cmd_merge_graphs (struct graph *old, struct graph *new, int direction) | |
566 | { | |
567 | assert (vector_active (old->nodes) >= 1); | |
568 | assert (vector_active (new->nodes) >= 1); | |
569 | ||
570 | cmd_merge_nodes (old, new, | |
571 | vector_slot (old->nodes, 0), vector_slot (new->nodes, 0), | |
572 | direction); | |
573 | } | |
574 | ||
718e3744 | 575 | /* Install a command into a node. */ |
576 | void | |
577 | install_element (enum node_type ntype, struct cmd_element *cmd) | |
578 | { | |
579 | struct cmd_node *cnode; | |
d0bfb22c | 580 | |
eb820afe | 581 | /* cmd_init hasn't been called */ |
582 | if (!cmdvec) | |
274f29b2 PJ |
583 | { |
584 | fprintf (stderr, "%s called before cmd_init, breakage likely\n", | |
585 | __func__); | |
586 | return; | |
587 | } | |
ebacb4ed | 588 | |
718e3744 | 589 | cnode = vector_slot (cmdvec, ntype); |
590 | ||
d0bfb22c | 591 | if (cnode == NULL) |
718e3744 | 592 | { |
593 | fprintf (stderr, "Command node %d doesn't exist, please check it\n", | |
d0bfb22c QY |
594 | ntype); |
595 | exit (EXIT_FAILURE); | |
718e3744 | 596 | } |
ebacb4ed | 597 | |
274f29b2 | 598 | if (hash_lookup (cnode->cmd_hash, cmd) != NULL) |
c0f9771d | 599 | { |
ebacb4ed | 600 | fprintf (stderr, |
274f29b2 PJ |
601 | "Multiple command installs to node %d of command:\n%s\n", |
602 | ntype, cmd->string); | |
c0f9771d QY |
603 | return; |
604 | } | |
ebacb4ed | 605 | |
274f29b2 | 606 | assert (hash_get (cnode->cmd_hash, cmd, hash_alloc_intern)); |
ebacb4ed | 607 | |
de8f7a39 DL |
608 | struct graph *graph = graph_new(); |
609 | struct cmd_token *token = new_cmd_token (START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
610 | graph_new_node (graph, token, (void (*)(void *)) &del_cmd_token); | |
611 | ||
612 | command_parse_format (graph, cmd); | |
613 | cmd_merge_graphs (cnode->cmdgraph, graph, +1); | |
614 | graph_delete_graph (graph); | |
615 | ||
718e3744 | 616 | vector_set (cnode->cmd_vector, cmd); |
735e62a0 DS |
617 | |
618 | if (ntype == VIEW_NODE) | |
619 | install_element (ENABLE_NODE, cmd); | |
718e3744 | 620 | } |
621 | ||
de8f7a39 DL |
622 | void |
623 | uninstall_element (enum node_type ntype, struct cmd_element *cmd) | |
624 | { | |
625 | struct cmd_node *cnode; | |
626 | ||
627 | /* cmd_init hasn't been called */ | |
628 | if (!cmdvec) | |
629 | { | |
630 | fprintf (stderr, "%s called before cmd_init, breakage likely\n", | |
631 | __func__); | |
632 | return; | |
633 | } | |
634 | ||
635 | cnode = vector_slot (cmdvec, ntype); | |
636 | ||
637 | if (cnode == NULL) | |
638 | { | |
639 | fprintf (stderr, "Command node %d doesn't exist, please check it\n", | |
640 | ntype); | |
641 | exit (EXIT_FAILURE); | |
642 | } | |
643 | ||
644 | if (hash_release (cnode->cmd_hash, cmd) == NULL) | |
645 | { | |
646 | fprintf (stderr, | |
647 | "Trying to uninstall non-installed command (node %d):\n%s\n", | |
648 | ntype, cmd->string); | |
649 | return; | |
650 | } | |
651 | ||
652 | vector_unset_value (cnode->cmd_vector, cmd); | |
653 | ||
654 | struct graph *graph = graph_new(); | |
655 | struct cmd_token *token = new_cmd_token (START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
656 | graph_new_node (graph, token, (void (*)(void *)) &del_cmd_token); | |
657 | ||
658 | command_parse_format (graph, cmd); | |
659 | cmd_merge_graphs (cnode->cmdgraph, graph, -1); | |
660 | graph_delete_graph (graph); | |
661 | ||
662 | if (ntype == VIEW_NODE) | |
663 | uninstall_element (ENABLE_NODE, cmd); | |
664 | } | |
665 | ||
666 | ||
2d362d10 | 667 | static const unsigned char itoa64[] = |
718e3744 | 668 | "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
669 | ||
274a4a44 | 670 | static void |
718e3744 | 671 | to64(char *s, long v, int n) |
672 | { | |
d0bfb22c | 673 | while (--n >= 0) |
718e3744 | 674 | { |
675 | *s++ = itoa64[v&0x3f]; | |
676 | v >>= 6; | |
677 | } | |
678 | } | |
679 | ||
274a4a44 | 680 | static char * |
681 | zencrypt (const char *passwd) | |
718e3744 | 682 | { |
683 | char salt[6]; | |
684 | struct timeval tv; | |
685 | char *crypt (const char *, const char *); | |
686 | ||
687 | gettimeofday(&tv,0); | |
d0bfb22c | 688 | |
718e3744 | 689 | to64(&salt[0], random(), 3); |
690 | to64(&salt[3], tv.tv_usec, 3); | |
691 | salt[5] = '\0'; | |
692 | ||
693 | return crypt (passwd, salt); | |
694 | } | |
695 | ||
696 | /* This function write configuration of this host. */ | |
274a4a44 | 697 | static int |
718e3744 | 698 | config_write_host (struct vty *vty) |
699 | { | |
700 | if (host.name) | |
701 | vty_out (vty, "hostname %s%s", host.name, VTY_NEWLINE); | |
702 | ||
703 | if (host.encrypt) | |
704 | { | |
705 | if (host.password_encrypt) | |
d0bfb22c | 706 | vty_out (vty, "password 8 %s%s", host.password_encrypt, VTY_NEWLINE); |
718e3744 | 707 | if (host.enable_encrypt) |
d0bfb22c | 708 | vty_out (vty, "enable password 8 %s%s", host.enable_encrypt, VTY_NEWLINE); |
718e3744 | 709 | } |
710 | else | |
711 | { | |
712 | if (host.password) | |
713 | vty_out (vty, "password %s%s", host.password, VTY_NEWLINE); | |
714 | if (host.enable) | |
715 | vty_out (vty, "enable password %s%s", host.enable, VTY_NEWLINE); | |
716 | } | |
717 | ||
274a4a44 | 718 | if (zlog_default->default_lvl != LOG_DEBUG) |
82146b88 | 719 | { |
720 | vty_out (vty, "! N.B. The 'log trap' command is deprecated.%s", | |
d0bfb22c | 721 | VTY_NEWLINE); |
82146b88 | 722 | vty_out (vty, "log trap %s%s", |
d0bfb22c | 723 | zlog_priority[zlog_default->default_lvl], VTY_NEWLINE); |
82146b88 | 724 | } |
274a4a44 | 725 | |
726 | if (host.logfile && (zlog_default->maxlvl[ZLOG_DEST_FILE] != ZLOG_DISABLED)) | |
727 | { | |
728 | vty_out (vty, "log file %s", host.logfile); | |
729 | if (zlog_default->maxlvl[ZLOG_DEST_FILE] != zlog_default->default_lvl) | |
d0bfb22c QY |
730 | vty_out (vty, " %s", |
731 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_FILE]]); | |
274a4a44 | 732 | vty_out (vty, "%s", VTY_NEWLINE); |
733 | } | |
734 | ||
735 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != ZLOG_DISABLED) | |
736 | { | |
737 | vty_out (vty, "log stdout"); | |
738 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != zlog_default->default_lvl) | |
d0bfb22c QY |
739 | vty_out (vty, " %s", |
740 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_STDOUT]]); | |
274a4a44 | 741 | vty_out (vty, "%s", VTY_NEWLINE); |
742 | } | |
718e3744 | 743 | |
274a4a44 | 744 | if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) |
745 | vty_out(vty,"no log monitor%s",VTY_NEWLINE); | |
746 | else if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] != zlog_default->default_lvl) | |
747 | vty_out(vty,"log monitor %s%s", | |
d0bfb22c | 748 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_MONITOR]],VTY_NEWLINE); |
718e3744 | 749 | |
274a4a44 | 750 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) |
12ab19f1 | 751 | { |
752 | vty_out (vty, "log syslog"); | |
274a4a44 | 753 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != zlog_default->default_lvl) |
d0bfb22c QY |
754 | vty_out (vty, " %s", |
755 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_SYSLOG]]); | |
12ab19f1 | 756 | vty_out (vty, "%s", VTY_NEWLINE); |
757 | } | |
274a4a44 | 758 | |
759 | if (zlog_default->facility != LOG_DAEMON) | |
760 | vty_out (vty, "log facility %s%s", | |
d0bfb22c | 761 | facility_name(zlog_default->facility), VTY_NEWLINE); |
718e3744 | 762 | |
763 | if (zlog_default->record_priority == 1) | |
764 | vty_out (vty, "log record-priority%s", VTY_NEWLINE); | |
765 | ||
1ed72e0b AS |
766 | if (zlog_default->timestamp_precision > 0) |
767 | vty_out (vty, "log timestamp precision %d%s", | |
d0bfb22c | 768 | zlog_default->timestamp_precision, VTY_NEWLINE); |
1ed72e0b | 769 | |
718e3744 | 770 | if (host.advanced) |
771 | vty_out (vty, "service advanced-vty%s", VTY_NEWLINE); | |
772 | ||
773 | if (host.encrypt) | |
774 | vty_out (vty, "service password-encryption%s", VTY_NEWLINE); | |
775 | ||
776 | if (host.lines >= 0) | |
777 | vty_out (vty, "service terminal-length %d%s", host.lines, | |
d0bfb22c | 778 | VTY_NEWLINE); |
718e3744 | 779 | |
3b0c5d9a | 780 | if (host.motdfile) |
781 | vty_out (vty, "banner motd file %s%s", host.motdfile, VTY_NEWLINE); | |
782 | else if (! host.motd) | |
718e3744 | 783 | vty_out (vty, "no banner motd%s", VTY_NEWLINE); |
784 | ||
785 | return 1; | |
786 | } | |
787 | ||
d0bfb22c QY |
788 | /* Utility function for getting command graph. */ |
789 | static struct graph * | |
790 | cmd_node_graph (vector v, enum node_type ntype) | |
718e3744 | 791 | { |
d0bfb22c QY |
792 | struct cmd_node *cnode = vector_slot (v, ntype); |
793 | return cnode->cmdgraph; | |
718e3744 | 794 | } |
795 | ||
d0bfb22c QY |
796 | static int |
797 | cmd_try_do_shortcut (enum node_type node, char* first_word) { | |
798 | if ( first_word != NULL && | |
799 | node != AUTH_NODE && | |
800 | node != VIEW_NODE && | |
801 | node != AUTH_ENABLE_NODE && | |
802 | node != ENABLE_NODE && | |
d0bfb22c QY |
803 | 0 == strcmp( "do", first_word ) ) |
804 | return 1; | |
805 | return 0; | |
718e3744 | 806 | } |
807 | ||
d0bfb22c QY |
808 | /** |
809 | * Compare function for cmd_token. | |
810 | * Used with qsort to sort command completions. | |
811 | */ | |
274a4a44 | 812 | static int |
d0bfb22c | 813 | compare_completions (const void *fst, const void *snd) |
718e3744 | 814 | { |
d0bfb22c QY |
815 | struct cmd_token *first = *(struct cmd_token **) fst, |
816 | *secnd = *(struct cmd_token **) snd; | |
817 | return strcmp (first->text, secnd->text); | |
718e3744 | 818 | } |
819 | ||
d0bfb22c QY |
820 | /** |
821 | * Takes a list of completions returned by command_complete, | |
822 | * dedeuplicates them based on both text and description, | |
6011c1b2 QY |
823 | * sorts them, and returns them as a vector. |
824 | * | |
825 | * @param completions linked list of cmd_token | |
826 | * @return deduplicated and sorted vector with | |
d0bfb22c | 827 | */ |
af2567b6 | 828 | vector |
d0bfb22c | 829 | completions_to_vec (struct list *completions) |
718e3744 | 830 | { |
d0bfb22c | 831 | vector comps = vector_init (VECTOR_MIN_SIZE); |
718e3744 | 832 | |
d0bfb22c | 833 | struct listnode *ln; |
6011c1b2 | 834 | struct cmd_token *token, *cr = NULL; |
d0bfb22c QY |
835 | unsigned int i, exists; |
836 | for (ALL_LIST_ELEMENTS_RO(completions,ln,token)) | |
837 | { | |
6011c1b2 QY |
838 | if (token->type == END_TKN && (cr = token)) |
839 | continue; | |
840 | ||
d0bfb22c QY |
841 | // linear search for token in completions vector |
842 | exists = 0; | |
843 | for (i = 0; i < vector_active (comps) && !exists; i++) | |
cd40b329 | 844 | { |
d0bfb22c | 845 | struct cmd_token *curr = vector_slot (comps, i); |
53205694 | 846 | #ifdef VTYSH_DEBUG |
d0bfb22c QY |
847 | exists = !strcmp (curr->text, token->text) && |
848 | !strcmp (curr->desc, token->desc); | |
53205694 QY |
849 | #else |
850 | exists = !strcmp (curr->text, token->text); | |
851 | #endif /* VTYSH_DEBUG */ | |
cd40b329 | 852 | } |
909a2155 | 853 | |
d0bfb22c | 854 | if (!exists) |
17aca20b | 855 | vector_set (comps, token); |
d0bfb22c | 856 | } |
cd40b329 | 857 | |
d0bfb22c QY |
858 | // sort completions |
859 | qsort (comps->index, | |
860 | vector_active (comps), | |
861 | sizeof (void *), | |
862 | &compare_completions); | |
cd40b329 | 863 | |
ebacb4ed | 864 | // make <cr> the first element, if it is present |
6011c1b2 QY |
865 | if (cr) |
866 | { | |
867 | vector_set_index (comps, vector_active (comps), NULL); | |
868 | memmove (comps->index + 1, comps->index, (comps->alloced - 1) * sizeof (void *)); | |
17aca20b | 869 | vector_set_index (comps, 0, cr); |
6011c1b2 QY |
870 | } |
871 | ||
d0bfb22c | 872 | return comps; |
cd40b329 | 873 | } |
d0bfb22c QY |
874 | /** |
875 | * Generates a vector of cmd_token representing possible completions | |
876 | * on the current input. | |
877 | * | |
878 | * @param vline the vectorized input line | |
879 | * @param vty the vty with the node to match on | |
880 | * @param status pointer to matcher status code | |
ebacb4ed | 881 | * @return vector of struct cmd_token * with possible completions |
d0bfb22c QY |
882 | */ |
883 | static vector | |
884 | cmd_complete_command_real (vector vline, struct vty *vty, int *status) | |
cd40b329 | 885 | { |
d0bfb22c QY |
886 | struct list *completions; |
887 | struct graph *cmdgraph = cmd_node_graph (cmdvec, vty->node); | |
cd40b329 | 888 | |
d0bfb22c | 889 | enum matcher_rv rv = command_complete (cmdgraph, vline, &completions); |
cd40b329 | 890 | |
d0bfb22c QY |
891 | if (MATCHER_ERROR(rv)) |
892 | { | |
17aca20b | 893 | *status = CMD_ERR_NO_MATCH; |
d0bfb22c | 894 | return NULL; |
b92938a7 | 895 | } |
896 | ||
d0bfb22c QY |
897 | vector comps = completions_to_vec (completions); |
898 | list_delete (completions); | |
b92938a7 | 899 | |
d0bfb22c QY |
900 | // set status code appropriately |
901 | switch (vector_active (comps)) | |
902 | { | |
903 | case 0: | |
904 | *status = CMD_ERR_NO_MATCH; | |
905 | break; | |
906 | case 1: | |
907 | *status = CMD_COMPLETE_FULL_MATCH; | |
908 | break; | |
909 | default: | |
910 | *status = CMD_COMPLETE_LIST_MATCH; | |
911 | } | |
718e3744 | 912 | |
d0bfb22c QY |
913 | return comps; |
914 | } | |
718e3744 | 915 | |
d0bfb22c QY |
916 | vector |
917 | cmd_describe_command (vector vline, struct vty *vty, int *status) | |
918 | { | |
919 | vector ret; | |
718e3744 | 920 | |
d0bfb22c | 921 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) |
718e3744 | 922 | { |
d0bfb22c QY |
923 | enum node_type onode; |
924 | vector shifted_vline; | |
925 | unsigned int index; | |
718e3744 | 926 | |
d0bfb22c QY |
927 | onode = vty->node; |
928 | vty->node = ENABLE_NODE; | |
929 | /* We can try it on enable node, cos' the vty is authenticated */ | |
718e3744 | 930 | |
d0bfb22c QY |
931 | shifted_vline = vector_init (vector_count(vline)); |
932 | /* use memcpy? */ | |
933 | for (index = 1; index < vector_active (vline); index++) | |
934 | { | |
935 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
936 | } | |
718e3744 | 937 | |
d0bfb22c QY |
938 | ret = cmd_complete_command_real (shifted_vline, vty, status); |
939 | ||
940 | vector_free(shifted_vline); | |
941 | vty->node = onode; | |
942 | return ret; | |
943 | } | |
718e3744 | 944 | |
d0bfb22c | 945 | return cmd_complete_command_real (vline, vty, status); |
718e3744 | 946 | } |
947 | ||
ebacb4ed QY |
948 | /** |
949 | * Generate possible tab-completions for the given input. This function only | |
950 | * returns results that would result in a valid command if used as Readline | |
951 | * completions (as is the case in vtysh). For instance, if the passed vline ends | |
952 | * with '4.3.2', the strings 'A.B.C.D' and 'A.B.C.D/M' will _not_ be returned. | |
953 | * | |
954 | * @param vline vectorized input line | |
955 | * @param vty the vty | |
956 | * @param status location to store matcher status code in | |
957 | * @return set of valid strings for use with Readline as tab-completions. | |
958 | */ | |
959 | ||
b92938a7 | 960 | char ** |
ebacb4ed | 961 | cmd_complete_command (vector vline, struct vty *vty, int *status) |
b92938a7 | 962 | { |
268316d1 QY |
963 | char **ret = NULL; |
964 | int original_node = vty->node; | |
965 | vector input_line = vector_init (vector_count (vline)); | |
966 | ||
967 | // if the first token is 'do' we'll want to execute the command in the enable node | |
968 | int do_shortcut = cmd_try_do_shortcut (vty->node, vector_slot (vline, 0)); | |
969 | vty->node = do_shortcut ? ENABLE_NODE : original_node; | |
970 | ||
971 | // construct the input line we'll be matching on | |
972 | unsigned int offset = (do_shortcut) ? 1 : 0; | |
973 | for (unsigned index = 0; index + offset < vector_active (vline); index++) | |
55d403c9 | 974 | vector_set_index (input_line, index, vector_lookup (vline, index + offset)); |
268316d1 QY |
975 | |
976 | // get token completions -- this is a copying operation | |
ef736f12 | 977 | vector comps = NULL, initial_comps; |
ebacb4ed QY |
978 | initial_comps = cmd_complete_command_real (input_line, vty, status); |
979 | ||
268316d1 QY |
980 | if (!MATCHER_ERROR (*status)) |
981 | { | |
5b5231b0 QY |
982 | assert (initial_comps); |
983 | // filter out everything that is not suitable for a tab-completion | |
984 | comps = vector_init (VECTOR_MIN_SIZE); | |
985 | for (unsigned int i = 0; i < vector_active(initial_comps); i++) | |
986 | { | |
987 | struct cmd_token *token = vector_slot (initial_comps, i); | |
988 | if (token->type == WORD_TKN) | |
989 | vector_set (comps, token); | |
5b5231b0 QY |
990 | } |
991 | vector_free (initial_comps); | |
992 | ||
53d5ec36 DL |
993 | // since we filtered results, we need to re-set status code |
994 | switch (vector_active (comps)) | |
995 | { | |
996 | case 0: | |
997 | *status = CMD_ERR_NO_MATCH; | |
998 | break; | |
999 | case 1: | |
1000 | *status = CMD_COMPLETE_FULL_MATCH; | |
1001 | break; | |
1002 | default: | |
1003 | *status = CMD_COMPLETE_LIST_MATCH; | |
1004 | } | |
1005 | ||
268316d1 | 1006 | // copy completions text into an array of char* |
17aca20b | 1007 | ret = XMALLOC (MTYPE_TMP, (vector_active (comps)+1) * sizeof (char *)); |
268316d1 QY |
1008 | unsigned int i; |
1009 | for (i = 0; i < vector_active (comps); i++) | |
1010 | { | |
1011 | struct cmd_token *token = vector_slot (comps, i); | |
1012 | ret[i] = XSTRDUP (MTYPE_TMP, token->text); | |
1013 | vector_unset (comps, i); | |
268316d1 | 1014 | } |
ebacb4ed QY |
1015 | // set the last element to NULL, because this array is used in |
1016 | // a Readline completion_generator function which expects NULL | |
1017 | // as a sentinel value | |
268316d1 QY |
1018 | ret[i] = NULL; |
1019 | vector_free (comps); | |
1020 | comps = NULL; | |
1021 | } | |
a31ff449 DL |
1022 | else if (initial_comps) |
1023 | vector_free (initial_comps); | |
b92938a7 | 1024 | |
268316d1 QY |
1025 | // comps should always be null here |
1026 | assert (!comps); | |
b92938a7 | 1027 | |
268316d1 QY |
1028 | // free the adjusted input line |
1029 | vector_free (input_line); | |
b92938a7 | 1030 | |
268316d1 QY |
1031 | // reset vty->node to its original value |
1032 | vty->node = original_node; | |
d0bfb22c QY |
1033 | |
1034 | return ret; | |
cde9f101 | 1035 | } |
b92938a7 | 1036 | |
b92938a7 | 1037 | /* return parent node */ |
1038 | /* MUST eventually converge on CONFIG_NODE */ | |
13bfca7a | 1039 | enum node_type |
274a4a44 | 1040 | node_parent ( enum node_type node ) |
b92938a7 | 1041 | { |
1042 | enum node_type ret; | |
1043 | ||
9ab6812d | 1044 | assert (node > CONFIG_NODE); |
1045 | ||
1046 | switch (node) | |
1047 | { | |
1048 | case BGP_VPNV4_NODE: | |
8ecd3266 | 1049 | case BGP_VPNV6_NODE: |
8b1fb8be LB |
1050 | case BGP_ENCAP_NODE: |
1051 | case BGP_ENCAPV6_NODE: | |
5ff06872 | 1052 | case BGP_VRF_POLICY_NODE: |
65efcfce | 1053 | case BGP_VNC_DEFAULTS_NODE: |
e52702f2 QY |
1054 | case BGP_VNC_NVE_GROUP_NODE: |
1055 | case BGP_VNC_L2_GROUP_NODE: | |
9ab6812d | 1056 | case BGP_IPV4_NODE: |
1057 | case BGP_IPV4M_NODE: | |
1058 | case BGP_IPV6_NODE: | |
1e836590 | 1059 | case BGP_IPV6M_NODE: |
9e6df0b7 | 1060 | case BGP_EVPN_NODE: |
9ab6812d | 1061 | ret = BGP_NODE; |
1062 | break; | |
1063 | case KEYCHAIN_KEY_NODE: | |
1064 | ret = KEYCHAIN_NODE; | |
1065 | break; | |
16f1b9ee OD |
1066 | case LINK_PARAMS_NODE: |
1067 | ret = INTERFACE_NODE; | |
1068 | break; | |
eac6e3f0 RW |
1069 | case LDP_IPV4_NODE: |
1070 | case LDP_IPV6_NODE: | |
1071 | ret = LDP_NODE; | |
1072 | break; | |
1073 | case LDP_IPV4_IFACE_NODE: | |
1074 | ret = LDP_IPV4_NODE; | |
1075 | break; | |
1076 | case LDP_IPV6_IFACE_NODE: | |
1077 | ret = LDP_IPV6_NODE; | |
1078 | break; | |
1079 | case LDP_PSEUDOWIRE_NODE: | |
1080 | ret = LDP_L2VPN_NODE; | |
1081 | break; | |
9ab6812d | 1082 | default: |
1083 | ret = CONFIG_NODE; | |
16f1b9ee | 1084 | break; |
b92938a7 | 1085 | } |
1086 | ||
1087 | return ret; | |
1088 | } | |
1089 | ||
718e3744 | 1090 | /* Execute command by argument vline vector. */ |
274a4a44 | 1091 | static int |
cd40b329 | 1092 | cmd_execute_command_real (vector vline, |
d0bfb22c QY |
1093 | enum filter_type filter, |
1094 | struct vty *vty, | |
17aca20b | 1095 | const struct cmd_element **cmd) |
d0bfb22c QY |
1096 | { |
1097 | struct list *argv_list; | |
1098 | enum matcher_rv status; | |
17aca20b | 1099 | const struct cmd_element *matched_element = NULL; |
c5bd4620 | 1100 | |
d0bfb22c | 1101 | struct graph *cmdgraph = cmd_node_graph (cmdvec, vty->node); |
c5bd4620 QY |
1102 | status = command_match (cmdgraph, vline, &argv_list, &matched_element); |
1103 | ||
1104 | if (cmd) | |
1105 | *cmd = matched_element; | |
d0bfb22c QY |
1106 | |
1107 | // if matcher error, return corresponding CMD_ERR | |
1108 | if (MATCHER_ERROR(status)) | |
17aca20b | 1109 | { |
a31ff449 DL |
1110 | if (argv_list) |
1111 | list_delete (argv_list); | |
d0bfb22c QY |
1112 | switch (status) |
1113 | { | |
1114 | case MATCHER_INCOMPLETE: | |
1115 | return CMD_ERR_INCOMPLETE; | |
1116 | case MATCHER_AMBIGUOUS: | |
1117 | return CMD_ERR_AMBIGUOUS; | |
1118 | default: | |
1119 | return CMD_ERR_NO_MATCH; | |
718e3744 | 1120 | } |
17aca20b | 1121 | } |
718e3744 | 1122 | |
d0bfb22c QY |
1123 | // build argv array from argv list |
1124 | struct cmd_token **argv = XMALLOC (MTYPE_TMP, argv_list->count * sizeof (struct cmd_token *)); | |
1125 | struct listnode *ln; | |
1126 | struct cmd_token *token; | |
1127 | unsigned int i = 0; | |
1128 | for (ALL_LIST_ELEMENTS_RO(argv_list,ln,token)) | |
1129 | argv[i++] = token; | |
718e3744 | 1130 | |
d0bfb22c | 1131 | int argc = argv_list->count; |
718e3744 | 1132 | |
d0bfb22c | 1133 | int ret; |
c5bd4620 | 1134 | if (matched_element->daemon) |
d0bfb22c QY |
1135 | ret = CMD_SUCCESS_DAEMON; |
1136 | else | |
c5bd4620 | 1137 | ret = matched_element->func (matched_element, vty, argc, argv); |
718e3744 | 1138 | |
d0bfb22c QY |
1139 | // delete list and cmd_token's in it |
1140 | list_delete (argv_list); | |
17aca20b | 1141 | XFREE (MTYPE_TMP, argv); |
718e3744 | 1142 | |
d0bfb22c | 1143 | return ret; |
718e3744 | 1144 | } |
1145 | ||
cd40b329 CF |
1146 | /** |
1147 | * Execute a given command, handling things like "do ..." and checking | |
1148 | * whether the given command might apply at a parent node if doesn't | |
1149 | * apply for the current node. | |
1150 | * | |
1151 | * @param vline Command line input, vector of char* where each element is | |
1152 | * one input token. | |
1153 | * @param vty The vty context in which the command should be executed. | |
1154 | * @param cmd Pointer where the struct cmd_element of the matched command | |
1155 | * will be stored, if any. May be set to NULL if this info is | |
1156 | * not needed. | |
1157 | * @param vtysh If set != 0, don't lookup the command at parent nodes. | |
1158 | * @return The status of the command that has been executed or an error code | |
1159 | * as to why no command could be executed. | |
1160 | */ | |
eda031f6 | 1161 | int |
17aca20b QY |
1162 | cmd_execute_command (vector vline, struct vty *vty, |
1163 | const struct cmd_element **cmd, | |
1164 | int vtysh) | |
1165 | { | |
04e64062 | 1166 | int ret, saved_ret = 0; |
9ab6812d | 1167 | enum node_type onode, try_node; |
eda031f6 | 1168 | |
9ab6812d | 1169 | onode = try_node = vty->node; |
b92938a7 | 1170 | |
17aca20b | 1171 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) |
b92938a7 | 1172 | { |
1173 | vector shifted_vline; | |
8c328f11 | 1174 | unsigned int index; |
b92938a7 | 1175 | |
1176 | vty->node = ENABLE_NODE; | |
1177 | /* We can try it on enable node, cos' the vty is authenticated */ | |
1178 | ||
1179 | shifted_vline = vector_init (vector_count(vline)); | |
1180 | /* use memcpy? */ | |
d0bfb22c | 1181 | for (index = 1; index < vector_active (vline); index++) |
04e64062 | 1182 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); |
b92938a7 | 1183 | |
cd40b329 | 1184 | ret = cmd_execute_command_real (shifted_vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 1185 | |
1186 | vector_free(shifted_vline); | |
1187 | vty->node = onode; | |
1188 | return ret; | |
1189 | } | |
1190 | ||
cd40b329 | 1191 | saved_ret = ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 1192 | |
87d683b0 | 1193 | if (vtysh) |
1194 | return saved_ret; | |
1195 | ||
04e64062 | 1196 | if (ret != CMD_SUCCESS && ret != CMD_WARNING) |
b92938a7 | 1197 | { |
04e64062 QY |
1198 | /* This assumes all nodes above CONFIG_NODE are childs of CONFIG_NODE */ |
1199 | while (vty->node > CONFIG_NODE) | |
1200 | { | |
1201 | try_node = node_parent(try_node); | |
1202 | vty->node = try_node; | |
1203 | ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); | |
1204 | if (ret == CMD_SUCCESS || ret == CMD_WARNING) | |
1205 | return ret; | |
1206 | } | |
1207 | /* no command succeeded, reset the vty to the original node */ | |
1208 | vty->node = onode; | |
b92938a7 | 1209 | } |
04e64062 QY |
1210 | |
1211 | /* return command status for original node */ | |
9ab6812d | 1212 | return saved_ret; |
b92938a7 | 1213 | } |
1214 | ||
cd40b329 CF |
1215 | /** |
1216 | * Execute a given command, matching it strictly against the current node. | |
1217 | * This mode is used when reading config files. | |
1218 | * | |
1219 | * @param vline Command line input, vector of char* where each element is | |
1220 | * one input token. | |
1221 | * @param vty The vty context in which the command should be executed. | |
1222 | * @param cmd Pointer where the struct cmd_element* of the matched command | |
1223 | * will be stored, if any. May be set to NULL if this info is | |
1224 | * not needed. | |
1225 | * @return The status of the command that has been executed or an error code | |
1226 | * as to why no command could be executed. | |
1227 | */ | |
718e3744 | 1228 | int |
909a2155 | 1229 | cmd_execute_command_strict (vector vline, struct vty *vty, |
17aca20b | 1230 | const struct cmd_element **cmd) |
718e3744 | 1231 | { |
cd40b329 | 1232 | return cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd); |
718e3744 | 1233 | } |
1234 | ||
bed578b8 DS |
1235 | /** |
1236 | * Parse one line of config, walking up the parse tree attempting to find a match | |
1237 | * | |
1238 | * @param vty The vty context in which the command should be executed. | |
1239 | * @param cmd Pointer where the struct cmd_element* of the match command | |
1240 | * will be stored, if any. May be set to NULL if this info is | |
1241 | * not needed. | |
1242 | * @param use_daemon Boolean to control whether or not we match on CMD_SUCCESS_DAEMON | |
1243 | * or not. | |
1244 | * @return The status of the command that has been executed or an error code | |
1245 | * as to why no command could be executed. | |
1246 | */ | |
1247 | int | |
17aca20b | 1248 | command_config_read_one_line (struct vty *vty, const struct cmd_element **cmd, int use_daemon) |
bed578b8 DS |
1249 | { |
1250 | vector vline; | |
1251 | int saved_node; | |
1252 | int ret; | |
1253 | ||
1254 | vline = cmd_make_strvec (vty->buf); | |
1255 | ||
1256 | /* In case of comment line */ | |
1257 | if (vline == NULL) | |
1258 | return CMD_SUCCESS; | |
1259 | ||
1260 | /* Execute configuration command : this is strict match */ | |
1261 | ret = cmd_execute_command_strict (vline, vty, cmd); | |
1262 | ||
1263 | // Climb the tree and try the command again at each node | |
1264 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
1265 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
1266 | ret != CMD_SUCCESS && | |
1267 | ret != CMD_WARNING && | |
1268 | vty->node != CONFIG_NODE) { | |
bed578b8 DS |
1269 | |
1270 | saved_node = vty->node; | |
1271 | ||
1272 | while (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 | 1273 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
d0bfb22c | 1274 | ret != CMD_SUCCESS && |
fd715b78 | 1275 | ret != CMD_WARNING && |
73d2dad0 | 1276 | vty->node > CONFIG_NODE) { |
bed578b8 | 1277 | vty->node = node_parent(vty->node); |
fd715b78 | 1278 | ret = cmd_execute_command_strict (vline, vty, cmd); |
bed578b8 DS |
1279 | } |
1280 | ||
1281 | // If climbing the tree did not work then ignore the command and | |
1282 | // stay at the same node | |
1283 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 | 1284 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
d0bfb22c | 1285 | ret != CMD_SUCCESS && |
fd715b78 | 1286 | ret != CMD_WARNING) |
bed578b8 | 1287 | { |
d0bfb22c | 1288 | vty->node = saved_node; |
bed578b8 DS |
1289 | } |
1290 | } | |
1291 | ||
cbd7259d QY |
1292 | if (ret != CMD_SUCCESS && ret != CMD_WARNING) |
1293 | memcpy (vty->error_buf, vty->buf, VTY_BUFSIZ); | |
1294 | ||
bed578b8 DS |
1295 | cmd_free_strvec (vline); |
1296 | ||
1297 | return ret; | |
1298 | } | |
1299 | ||
5689fe5f | 1300 | /* Configuration make from file. */ |
718e3744 | 1301 | int |
13fbc82d | 1302 | config_from_file (struct vty *vty, FILE *fp, unsigned int *line_num) |
718e3744 | 1303 | { |
5689fe5f | 1304 | int ret, error_ret=0; |
13fbc82d | 1305 | *line_num = 0; |
718e3744 | 1306 | |
1307 | while (fgets (vty->buf, VTY_BUFSIZ, fp)) | |
1308 | { | |
13fbc82d | 1309 | if (!error_ret) |
d0bfb22c | 1310 | ++(*line_num); |
13fbc82d | 1311 | |
bed578b8 | 1312 | ret = command_config_read_one_line (vty, NULL, 0); |
718e3744 | 1313 | |
5689fe5f | 1314 | if (ret != CMD_SUCCESS && ret != CMD_WARNING && |
d0bfb22c QY |
1315 | ret != CMD_ERR_NOTHING_TODO) |
1316 | error_ret = ret; | |
718e3744 | 1317 | } |
5689fe5f DW |
1318 | |
1319 | if (error_ret) { | |
1320 | return error_ret; | |
1321 | } | |
1322 | ||
718e3744 | 1323 | return CMD_SUCCESS; |
1324 | } | |
1325 | ||
5689fe5f | 1326 | /* Configuration from terminal */ |
718e3744 | 1327 | DEFUN (config_terminal, |
1328 | config_terminal_cmd, | |
1329 | "configure terminal", | |
1330 | "Configuration from vty interface\n" | |
1331 | "Configuration terminal\n") | |
1332 | { | |
1333 | if (vty_config_lock (vty)) | |
1334 | vty->node = CONFIG_NODE; | |
1335 | else | |
1336 | { | |
1337 | vty_out (vty, "VTY configuration is locked by other VTY%s", VTY_NEWLINE); | |
1338 | return CMD_WARNING; | |
1339 | } | |
1340 | return CMD_SUCCESS; | |
1341 | } | |
1342 | ||
1343 | /* Enable command */ | |
d0bfb22c | 1344 | DEFUN (enable, |
718e3744 | 1345 | config_enable_cmd, |
1346 | "enable", | |
1347 | "Turn on privileged mode command\n") | |
1348 | { | |
1349 | /* If enable password is NULL, change to ENABLE_NODE */ | |
1350 | if ((host.enable == NULL && host.enable_encrypt == NULL) || | |
1351 | vty->type == VTY_SHELL_SERV) | |
1352 | vty->node = ENABLE_NODE; | |
1353 | else | |
1354 | vty->node = AUTH_ENABLE_NODE; | |
1355 | ||
1356 | return CMD_SUCCESS; | |
1357 | } | |
1358 | ||
1359 | /* Disable command */ | |
d0bfb22c | 1360 | DEFUN (disable, |
718e3744 | 1361 | config_disable_cmd, |
1362 | "disable", | |
1363 | "Turn off privileged mode command\n") | |
1364 | { | |
1365 | if (vty->node == ENABLE_NODE) | |
1366 | vty->node = VIEW_NODE; | |
1367 | return CMD_SUCCESS; | |
1368 | } | |
1369 | ||
1370 | /* Down vty node level. */ | |
1371 | DEFUN (config_exit, | |
1372 | config_exit_cmd, | |
1373 | "exit", | |
1374 | "Exit current mode and down to previous mode\n") | |
0b84f294 DL |
1375 | { |
1376 | cmd_exit (vty); | |
1377 | return CMD_SUCCESS; | |
1378 | } | |
1379 | ||
1380 | void | |
1381 | cmd_exit (struct vty *vty) | |
718e3744 | 1382 | { |
1383 | switch (vty->node) | |
1384 | { | |
1385 | case VIEW_NODE: | |
1386 | case ENABLE_NODE: | |
1387 | if (vty_shell (vty)) | |
d0bfb22c | 1388 | exit (0); |
718e3744 | 1389 | else |
d0bfb22c | 1390 | vty->status = VTY_CLOSE; |
718e3744 | 1391 | break; |
1392 | case CONFIG_NODE: | |
1393 | vty->node = ENABLE_NODE; | |
1394 | vty_config_unlock (vty); | |
1395 | break; | |
1396 | case INTERFACE_NODE: | |
13460c44 | 1397 | case NS_NODE: |
f93e3f69 | 1398 | case VRF_NODE: |
718e3744 | 1399 | case ZEBRA_NODE: |
1400 | case BGP_NODE: | |
1401 | case RIP_NODE: | |
1402 | case RIPNG_NODE: | |
1403 | case OSPF_NODE: | |
1404 | case OSPF6_NODE: | |
eac6e3f0 RW |
1405 | case LDP_NODE: |
1406 | case LDP_L2VPN_NODE: | |
9e867fe6 | 1407 | case ISIS_NODE: |
718e3744 | 1408 | case KEYCHAIN_NODE: |
1409 | case MASC_NODE: | |
1410 | case RMAP_NODE: | |
12e41d03 | 1411 | case PIM_NODE: |
718e3744 | 1412 | case VTY_NODE: |
1413 | vty->node = CONFIG_NODE; | |
1414 | break; | |
718e3744 | 1415 | case BGP_IPV4_NODE: |
1416 | case BGP_IPV4M_NODE: | |
8ecd3266 | 1417 | case BGP_VPNV4_NODE: |
1418 | case BGP_VPNV6_NODE: | |
8b1fb8be LB |
1419 | case BGP_ENCAP_NODE: |
1420 | case BGP_ENCAPV6_NODE: | |
5ff06872 | 1421 | case BGP_VRF_POLICY_NODE: |
65efcfce LB |
1422 | case BGP_VNC_DEFAULTS_NODE: |
1423 | case BGP_VNC_NVE_GROUP_NODE: | |
1424 | case BGP_VNC_L2_GROUP_NODE: | |
718e3744 | 1425 | case BGP_IPV6_NODE: |
1e836590 | 1426 | case BGP_IPV6M_NODE: |
9e6df0b7 | 1427 | case BGP_EVPN_NODE: |
718e3744 | 1428 | vty->node = BGP_NODE; |
1429 | break; | |
eac6e3f0 RW |
1430 | case LDP_IPV4_NODE: |
1431 | case LDP_IPV6_NODE: | |
1432 | vty->node = LDP_NODE; | |
1433 | break; | |
1434 | case LDP_IPV4_IFACE_NODE: | |
1435 | vty->node = LDP_IPV4_NODE; | |
1436 | break; | |
1437 | case LDP_IPV6_IFACE_NODE: | |
1438 | vty->node = LDP_IPV6_NODE; | |
1439 | break; | |
1440 | case LDP_PSEUDOWIRE_NODE: | |
1441 | vty->node = LDP_L2VPN_NODE; | |
1442 | break; | |
718e3744 | 1443 | case KEYCHAIN_KEY_NODE: |
1444 | vty->node = KEYCHAIN_NODE; | |
1445 | break; | |
16f1b9ee OD |
1446 | case LINK_PARAMS_NODE: |
1447 | vty->node = INTERFACE_NODE; | |
1448 | break; | |
718e3744 | 1449 | default: |
1450 | break; | |
1451 | } | |
718e3744 | 1452 | } |
1453 | ||
f667a580 QY |
1454 | /* ALIAS_FIXME */ |
1455 | DEFUN (config_quit, | |
1456 | config_quit_cmd, | |
1457 | "quit", | |
1458 | "Exit current mode and down to previous mode\n") | |
1459 | { | |
1460 | return config_exit (self, vty, argc, argv); | |
1461 | } | |
1462 | ||
d0bfb22c | 1463 | |
718e3744 | 1464 | /* End of configuration. */ |
1465 | DEFUN (config_end, | |
1466 | config_end_cmd, | |
1467 | "end", | |
1468 | "End current mode and change to enable mode.") | |
1469 | { | |
1470 | switch (vty->node) | |
1471 | { | |
1472 | case VIEW_NODE: | |
1473 | case ENABLE_NODE: | |
1474 | /* Nothing to do. */ | |
1475 | break; | |
1476 | case CONFIG_NODE: | |
1477 | case INTERFACE_NODE: | |
13460c44 | 1478 | case NS_NODE: |
f93e3f69 | 1479 | case VRF_NODE: |
718e3744 | 1480 | case ZEBRA_NODE: |
1481 | case RIP_NODE: | |
1482 | case RIPNG_NODE: | |
1483 | case BGP_NODE: | |
8b1fb8be LB |
1484 | case BGP_ENCAP_NODE: |
1485 | case BGP_ENCAPV6_NODE: | |
5ff06872 | 1486 | case BGP_VRF_POLICY_NODE: |
65efcfce LB |
1487 | case BGP_VNC_DEFAULTS_NODE: |
1488 | case BGP_VNC_NVE_GROUP_NODE: | |
1489 | case BGP_VNC_L2_GROUP_NODE: | |
718e3744 | 1490 | case BGP_VPNV4_NODE: |
8ecd3266 | 1491 | case BGP_VPNV6_NODE: |
718e3744 | 1492 | case BGP_IPV4_NODE: |
1493 | case BGP_IPV4M_NODE: | |
1494 | case BGP_IPV6_NODE: | |
1e836590 | 1495 | case BGP_IPV6M_NODE: |
9e6df0b7 | 1496 | case BGP_EVPN_NODE: |
718e3744 | 1497 | case RMAP_NODE: |
1498 | case OSPF_NODE: | |
1499 | case OSPF6_NODE: | |
eac6e3f0 RW |
1500 | case LDP_NODE: |
1501 | case LDP_IPV4_NODE: | |
1502 | case LDP_IPV6_NODE: | |
1503 | case LDP_IPV4_IFACE_NODE: | |
1504 | case LDP_IPV6_IFACE_NODE: | |
1505 | case LDP_L2VPN_NODE: | |
1506 | case LDP_PSEUDOWIRE_NODE: | |
9e867fe6 | 1507 | case ISIS_NODE: |
718e3744 | 1508 | case KEYCHAIN_NODE: |
1509 | case KEYCHAIN_KEY_NODE: | |
1510 | case MASC_NODE: | |
12e41d03 | 1511 | case PIM_NODE: |
718e3744 | 1512 | case VTY_NODE: |
16f1b9ee | 1513 | case LINK_PARAMS_NODE: |
718e3744 | 1514 | vty_config_unlock (vty); |
1515 | vty->node = ENABLE_NODE; | |
1516 | break; | |
1517 | default: | |
1518 | break; | |
1519 | } | |
1520 | return CMD_SUCCESS; | |
1521 | } | |
1522 | ||
1523 | /* Show version. */ | |
1524 | DEFUN (show_version, | |
1525 | show_version_cmd, | |
1526 | "show version", | |
1527 | SHOW_STR | |
1528 | "Displays zebra version\n") | |
1529 | { | |
b2f36157 DL |
1530 | vty_out (vty, "%s %s (%s).%s", FRR_FULL_NAME, FRR_VERSION, |
1531 | host.name ? host.name : "", | |
12f6ea23 | 1532 | VTY_NEWLINE); |
b2f36157 | 1533 | vty_out (vty, "%s%s%s", FRR_COPYRIGHT, GIT_INFO, VTY_NEWLINE); |
80db5ac1 | 1534 | vty_out (vty, "configured with:%s %s%s", VTY_NEWLINE, |
b2f36157 | 1535 | FRR_CONFIG_ARGS, VTY_NEWLINE); |
718e3744 | 1536 | |
1537 | return CMD_SUCCESS; | |
1538 | } | |
1539 | ||
8efe88ea DL |
1540 | /* "Set" version ... ignore version tags */ |
1541 | DEFUN (frr_version_defaults, | |
1542 | frr_version_defaults_cmd, | |
3e7c8d04 | 1543 | "frr <version|defaults> LINE...", |
447a8fe9 | 1544 | "FRRouting global parameters\n" |
8efe88ea DL |
1545 | "version configuration was written by\n" |
1546 | "set of configuration defaults used\n" | |
1547 | "version string\n") | |
1548 | { | |
1549 | if (vty->type == VTY_TERM || vty->type == VTY_SHELL) | |
1550 | /* only print this when the user tries to do run it */ | |
1551 | vty_out (vty, "%% NOTE: This command currently does nothing.%s" | |
1552 | "%% It is written to the configuration for future reference.%s", | |
1553 | VTY_NEWLINE, VTY_NEWLINE); | |
1554 | return CMD_SUCCESS; | |
1555 | } | |
1556 | ||
718e3744 | 1557 | /* Help display function for all node. */ |
1558 | DEFUN (config_help, | |
1559 | config_help_cmd, | |
1560 | "help", | |
1561 | "Description of the interactive help system\n") | |
1562 | { | |
d0bfb22c QY |
1563 | vty_out (vty, |
1564 | "Quagga VTY provides advanced help feature. When you need help,%s\ | |
718e3744 | 1565 | anytime at the command line please press '?'.%s\ |
1566 | %s\ | |
1567 | If nothing matches, the help list will be empty and you must backup%s\ | |
1568 | until entering a '?' shows the available options.%s\ | |
1569 | Two styles of help are provided:%s\ | |
1570 | 1. Full help is available when you are ready to enter a%s\ | |
1571 | command argument (e.g. 'show ?') and describes each possible%s\ | |
1572 | argument.%s\ | |
1573 | 2. Partial help is provided when an abbreviated argument is entered%s\ | |
1574 | and you want to know what arguments match the input%s\ | |
1575 | (e.g. 'show me?'.)%s%s", VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, | |
d0bfb22c QY |
1576 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, |
1577 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE); | |
718e3744 | 1578 | return CMD_SUCCESS; |
1579 | } | |
1580 | ||
a2454870 QY |
1581 | static void |
1582 | permute (struct graph_node *start, struct vty *vty) | |
1583 | { | |
1584 | static struct list *position = NULL; | |
1585 | if (!position) position = list_new (); | |
1586 | ||
1587 | // recursive dfs | |
1588 | listnode_add (position, start); | |
1589 | for (unsigned int i = 0; i < vector_active (start->to); i++) | |
1590 | { | |
1591 | struct graph_node *gn = vector_slot (start->to, i); | |
1592 | struct cmd_token *tok = gn->data; | |
7a4662b4 QY |
1593 | if (tok->attr == CMD_ATTR_HIDDEN || |
1594 | tok->attr == CMD_ATTR_DEPRECATED) | |
1595 | continue; | |
1596 | else if (tok->type == END_TKN || gn == start) | |
a2454870 QY |
1597 | { |
1598 | struct graph_node *gnn; | |
1599 | struct listnode *ln; | |
1600 | vty_out (vty, " "); | |
1601 | for (ALL_LIST_ELEMENTS_RO (position,ln,gnn)) | |
1602 | { | |
1603 | struct cmd_token *tt = gnn->data; | |
0bf5b1cb | 1604 | if (tt->type < SPECIAL_TKN) |
a2454870 QY |
1605 | vty_out (vty, " %s", tt->text); |
1606 | } | |
1607 | if (gn == start) | |
1608 | vty_out (vty, "..."); | |
1609 | vty_out (vty, VTY_NEWLINE); | |
1610 | } | |
1611 | else | |
1612 | permute (gn, vty); | |
1613 | } | |
1614 | list_delete_node (position, listtail(position)); | |
1615 | } | |
1616 | ||
0b84f294 DL |
1617 | int |
1618 | cmd_list_cmds (struct vty *vty, int do_permute) | |
718e3744 | 1619 | { |
a2454870 QY |
1620 | struct cmd_node *node = vector_slot (cmdvec, vty->node); |
1621 | ||
0b84f294 | 1622 | if (do_permute) |
a2454870 QY |
1623 | permute (vector_slot (node->cmdgraph->nodes, 0), vty); |
1624 | else | |
1625 | { | |
1626 | /* loop over all commands at this node */ | |
1627 | struct cmd_element *element = NULL; | |
1628 | for (unsigned int i = 0; i < vector_active(node->cmd_vector); i++) | |
1629 | if ((element = vector_slot (node->cmd_vector, i)) && | |
1630 | element->attr != CMD_ATTR_DEPRECATED && | |
1631 | element->attr != CMD_ATTR_HIDDEN) | |
1632 | vty_out (vty, " %s%s", element->string, VTY_NEWLINE); | |
1633 | } | |
718e3744 | 1634 | return CMD_SUCCESS; |
1635 | } | |
1636 | ||
0b84f294 DL |
1637 | /* Help display function for all node. */ |
1638 | DEFUN (config_list, | |
1639 | config_list_cmd, | |
1640 | "list [permutations]", | |
1641 | "Print command list\n" | |
1642 | "Print all possible command permutations\n") | |
1643 | { | |
1644 | return cmd_list_cmds (vty, argc == 2); | |
1645 | } | |
1646 | ||
a2454870 QY |
1647 | DEFUN (show_commandtree, |
1648 | show_commandtree_cmd, | |
1649 | "show commandtree [permutations]", | |
1650 | SHOW_STR | |
5a1945e4 DS |
1651 | "Show command tree\n" |
1652 | "Permutations that we are interested in\n") | |
a2454870 | 1653 | { |
0b84f294 | 1654 | return cmd_list_cmds (vty, argc == 3); |
a2454870 QY |
1655 | } |
1656 | ||
8efe88ea DL |
1657 | static void |
1658 | vty_write_config (struct vty *vty) | |
1659 | { | |
1660 | size_t i; | |
1661 | struct cmd_node *node; | |
1662 | ||
1663 | if (vty->type == VTY_TERM) | |
1664 | { | |
1665 | vty_out (vty, "%sCurrent configuration:%s", VTY_NEWLINE, | |
1666 | VTY_NEWLINE); | |
1667 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1668 | } | |
1669 | ||
1670 | vty_out (vty, "frr version %s%s", FRR_VER_SHORT, VTY_NEWLINE); | |
1671 | vty_out (vty, "frr defaults %s%s", DFLT_NAME, VTY_NEWLINE); | |
1672 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1673 | ||
1674 | for (i = 0; i < vector_active (cmdvec); i++) | |
1675 | if ((node = vector_slot (cmdvec, i)) && node->func | |
1676 | && (node->vtysh || vty->type != VTY_SHELL)) | |
1677 | { | |
1678 | if ((*node->func) (vty)) | |
1679 | vty_out (vty, "!%s", VTY_NEWLINE); | |
1680 | } | |
1681 | ||
1682 | if (vty->type == VTY_TERM) | |
1683 | { | |
1684 | vty_out (vty, "end%s",VTY_NEWLINE); | |
1685 | } | |
1686 | } | |
1687 | ||
718e3744 | 1688 | /* Write current configuration into file. */ |
d862bffb | 1689 | |
d0bfb22c QY |
1690 | DEFUN (config_write, |
1691 | config_write_cmd, | |
1692 | "write [<file|memory|terminal>]", | |
718e3744 | 1693 | "Write running configuration to memory, network, or terminal\n" |
d0bfb22c QY |
1694 | "Write to configuration file\n" |
1695 | "Write configuration currently in memory\n" | |
1696 | "Write configuration to terminal\n") | |
718e3744 | 1697 | { |
c349116d | 1698 | int idx_type = 1; |
056cfe49 | 1699 | int fd, dirfd; |
056cfe49 | 1700 | char *config_file, *slash; |
718e3744 | 1701 | char *config_file_tmp = NULL; |
1702 | char *config_file_sav = NULL; | |
05865c90 | 1703 | int ret = CMD_WARNING; |
718e3744 | 1704 | struct vty *file_vty; |
e4421165 | 1705 | struct stat conf_stat; |
718e3744 | 1706 | |
74d57f5a | 1707 | // if command was 'write terminal' or 'show running-config' |
d862bffb | 1708 | if (argc == 2 && (!strcmp(argv[idx_type]->text, "terminal") || |
d862bffb | 1709 | !strcmp(argv[0]->text, "show"))) |
3e7c8d04 DL |
1710 | { |
1711 | vty_write_config (vty); | |
1712 | return CMD_SUCCESS; | |
1713 | } | |
d0bfb22c | 1714 | |
87f44e2f DL |
1715 | if (host.noconfig) |
1716 | return CMD_SUCCESS; | |
1717 | ||
718e3744 | 1718 | /* Check and see if we are operating under vtysh configuration */ |
1719 | if (host.config == NULL) | |
1720 | { | |
1721 | vty_out (vty, "Can't save to configuration file, using vtysh.%s", | |
d0bfb22c | 1722 | VTY_NEWLINE); |
718e3744 | 1723 | return CMD_WARNING; |
1724 | } | |
1725 | ||
1726 | /* Get filename. */ | |
1727 | config_file = host.config; | |
d0bfb22c | 1728 | |
056cfe49 DL |
1729 | #ifndef O_DIRECTORY |
1730 | #define O_DIRECTORY 0 | |
1731 | #endif | |
1732 | slash = strrchr (config_file, '/'); | |
1733 | if (slash) | |
1734 | { | |
1735 | char *config_dir = XSTRDUP (MTYPE_TMP, config_file); | |
1736 | config_dir[slash - config_file] = '\0'; | |
1737 | dirfd = open(config_dir, O_DIRECTORY | O_RDONLY); | |
1738 | XFREE (MTYPE_TMP, config_dir); | |
1739 | } | |
1740 | else | |
1741 | dirfd = open(".", O_DIRECTORY | O_RDONLY); | |
1742 | /* if dirfd is invalid, directory sync fails, but we're still OK */ | |
1743 | ||
05865c90 | 1744 | config_file_sav = |
1745 | XMALLOC (MTYPE_TMP, strlen (config_file) + strlen (CONF_BACKUP_EXT) + 1); | |
718e3744 | 1746 | strcpy (config_file_sav, config_file); |
1747 | strcat (config_file_sav, CONF_BACKUP_EXT); | |
1748 | ||
1749 | ||
05865c90 | 1750 | config_file_tmp = XMALLOC (MTYPE_TMP, strlen (config_file) + 8); |
718e3744 | 1751 | sprintf (config_file_tmp, "%s.XXXXXX", config_file); |
d0bfb22c | 1752 | |
718e3744 | 1753 | /* Open file to configuration write. */ |
1754 | fd = mkstemp (config_file_tmp); | |
1755 | if (fd < 0) | |
1756 | { | |
1757 | vty_out (vty, "Can't open configuration file %s.%s", config_file_tmp, | |
d0bfb22c | 1758 | VTY_NEWLINE); |
05865c90 | 1759 | goto finished; |
718e3744 | 1760 | } |
056cfe49 DL |
1761 | if (fchmod (fd, CONFIGFILE_MASK) != 0) |
1762 | { | |
1763 | vty_out (vty, "Can't chmod configuration file %s: %s (%d).%s", | |
1764 | config_file_tmp, safe_strerror(errno), errno, VTY_NEWLINE); | |
1765 | goto finished; | |
1766 | } | |
d0bfb22c | 1767 | |
718e3744 | 1768 | /* Make vty for configuration file. */ |
1769 | file_vty = vty_new (); | |
c5e69a02 | 1770 | file_vty->wfd = fd; |
718e3744 | 1771 | file_vty->type = VTY_FILE; |
1772 | ||
1773 | /* Config file header print. */ | |
1774 | vty_out (file_vty, "!\n! Zebra configuration saved from vty\n! "); | |
1775 | vty_time_print (file_vty, 1); | |
1776 | vty_out (file_vty, "!\n"); | |
8efe88ea | 1777 | vty_write_config (file_vty); |
718e3744 | 1778 | vty_close (file_vty); |
1779 | ||
e4421165 | 1780 | if (stat(config_file, &conf_stat) >= 0) |
718e3744 | 1781 | { |
e4421165 | 1782 | if (unlink (config_file_sav) != 0) |
d0bfb22c QY |
1783 | if (errno != ENOENT) |
1784 | { | |
1785 | vty_out (vty, "Can't unlink backup configuration file %s.%s", config_file_sav, | |
1786 | VTY_NEWLINE); | |
1787 | goto finished; | |
1788 | } | |
e4421165 | 1789 | if (link (config_file, config_file_sav) != 0) |
d0bfb22c QY |
1790 | { |
1791 | vty_out (vty, "Can't backup old configuration file %s.%s", config_file_sav, | |
1792 | VTY_NEWLINE); | |
1793 | goto finished; | |
1794 | } | |
14878121 DL |
1795 | if (dirfd >= 0) |
1796 | fsync (dirfd); | |
718e3744 | 1797 | } |
056cfe49 | 1798 | if (rename (config_file_tmp, config_file) != 0) |
718e3744 | 1799 | { |
1800 | vty_out (vty, "Can't save configuration file %s.%s", config_file, | |
d0bfb22c | 1801 | VTY_NEWLINE); |
05865c90 | 1802 | goto finished; |
718e3744 | 1803 | } |
14878121 DL |
1804 | if (dirfd >= 0) |
1805 | fsync (dirfd); | |
aa593d5e | 1806 | |
718e3744 | 1807 | vty_out (vty, "Configuration saved to %s%s", config_file, |
d0bfb22c | 1808 | VTY_NEWLINE); |
05865c90 | 1809 | ret = CMD_SUCCESS; |
1810 | ||
1811 | finished: | |
056cfe49 DL |
1812 | if (ret != CMD_SUCCESS) |
1813 | unlink (config_file_tmp); | |
14878121 DL |
1814 | if (dirfd >= 0) |
1815 | close (dirfd); | |
05865c90 | 1816 | XFREE (MTYPE_TMP, config_file_tmp); |
1817 | XFREE (MTYPE_TMP, config_file_sav); | |
1818 | return ret; | |
718e3744 | 1819 | } |
1820 | ||
d862bffb QY |
1821 | /* ALIAS_FIXME for 'write <terminal|memory>' */ |
1822 | DEFUN (show_running_config, | |
1823 | show_running_config_cmd, | |
1824 | "show running-config", | |
1825 | SHOW_STR | |
1826 | "running configuration (same as write terminal/memory)\n") | |
1827 | { | |
1828 | return config_write (self, vty, argc, argv); | |
1829 | } | |
718e3744 | 1830 | |
d862bffb QY |
1831 | /* ALIAS_FIXME for 'write file' */ |
1832 | DEFUN (copy_runningconf_startupconf, | |
1833 | copy_runningconf_startupconf_cmd, | |
1834 | "copy running-config startup-config", | |
1835 | "Copy configuration\n" | |
1836 | "Copy running config to... \n" | |
1837 | "Copy running config to startup config (same as write file)\n") | |
1838 | { | |
8efe88ea DL |
1839 | if (!host.noconfig) |
1840 | vty_write_config (vty); | |
718e3744 | 1841 | return CMD_SUCCESS; |
d862bffb QY |
1842 | } |
1843 | /** -- **/ | |
718e3744 | 1844 | |
1845 | /* Write startup configuration into the terminal. */ | |
1846 | DEFUN (show_startup_config, | |
1847 | show_startup_config_cmd, | |
1848 | "show startup-config", | |
1849 | SHOW_STR | |
d0bfb22c | 1850 | "Contents of startup configuration\n") |
718e3744 | 1851 | { |
1852 | char buf[BUFSIZ]; | |
1853 | FILE *confp; | |
1854 | ||
87f44e2f DL |
1855 | if (host.noconfig) |
1856 | return CMD_SUCCESS; | |
1857 | if (host.config == NULL) | |
1858 | return CMD_WARNING; | |
1859 | ||
718e3744 | 1860 | confp = fopen (host.config, "r"); |
1861 | if (confp == NULL) | |
1862 | { | |
1db63918 | 1863 | vty_out (vty, "Can't open configuration file [%s] due to '%s'%s", |
d0bfb22c | 1864 | host.config, safe_strerror(errno), VTY_NEWLINE); |
718e3744 | 1865 | return CMD_WARNING; |
1866 | } | |
1867 | ||
1868 | while (fgets (buf, BUFSIZ, confp)) | |
1869 | { | |
1870 | char *cp = buf; | |
1871 | ||
1872 | while (*cp != '\r' && *cp != '\n' && *cp != '\0') | |
d0bfb22c | 1873 | cp++; |
718e3744 | 1874 | *cp = '\0'; |
1875 | ||
1876 | vty_out (vty, "%s%s", buf, VTY_NEWLINE); | |
1877 | } | |
1878 | ||
1879 | fclose (confp); | |
1880 | ||
1881 | return CMD_SUCCESS; | |
1882 | } | |
1883 | ||
bff9c3e9 DL |
1884 | int |
1885 | cmd_hostname_set (const char *hostname) | |
1886 | { | |
1887 | XFREE (MTYPE_HOST, host.name); | |
1888 | host.name = hostname ? XSTRDUP (MTYPE_HOST, hostname) : NULL; | |
1889 | return CMD_SUCCESS; | |
1890 | } | |
1891 | ||
718e3744 | 1892 | /* Hostname configuration */ |
d0bfb22c | 1893 | DEFUN (config_hostname, |
718e3744 | 1894 | hostname_cmd, |
1895 | "hostname WORD", | |
1896 | "Set system's network name\n" | |
1897 | "This system's network name\n") | |
1898 | { | |
d0bfb22c QY |
1899 | struct cmd_token *word = argv[1]; |
1900 | ||
e4123a9b | 1901 | if (!isalpha((int) word->arg[0])) |
718e3744 | 1902 | { |
1903 | vty_out (vty, "Please specify string starting with alphabet%s", VTY_NEWLINE); | |
1904 | return CMD_WARNING; | |
1905 | } | |
1906 | ||
bff9c3e9 | 1907 | return cmd_hostname_set (word->arg); |
718e3744 | 1908 | } |
1909 | ||
d0bfb22c | 1910 | DEFUN (config_no_hostname, |
718e3744 | 1911 | no_hostname_cmd, |
1912 | "no hostname [HOSTNAME]", | |
1913 | NO_STR | |
1914 | "Reset system's network name\n" | |
1915 | "Host name of this router\n") | |
1916 | { | |
bff9c3e9 | 1917 | return cmd_hostname_set (NULL); |
718e3744 | 1918 | } |
1919 | ||
1920 | /* VTY interface password set. */ | |
f412b39a DW |
1921 | DEFUN (config_password, |
1922 | password_cmd, | |
98463e0a | 1923 | "password [(8-8)] WORD", |
718e3744 | 1924 | "Assign the terminal connection password\n" |
1925 | "Specifies a HIDDEN password will follow\n" | |
d0bfb22c | 1926 | "The password string\n") |
718e3744 | 1927 | { |
c349116d DW |
1928 | int idx_8 = 1; |
1929 | int idx_word = 2; | |
d0bfb22c QY |
1930 | if (argc == 3) // '8' was specified |
1931 | { | |
1932 | if (host.password) | |
1933 | XFREE (MTYPE_HOST, host.password); | |
1934 | host.password = NULL; | |
1935 | if (host.password_encrypt) | |
1936 | XFREE (MTYPE_HOST, host.password_encrypt); | |
c349116d | 1937 | host.password_encrypt = XSTRDUP (MTYPE_HOST, argv[idx_word]->arg); |
d0bfb22c QY |
1938 | return CMD_SUCCESS; |
1939 | } | |
718e3744 | 1940 | |
c349116d | 1941 | if (!isalnum (argv[idx_8]->arg[0])) |
718e3744 | 1942 | { |
d0bfb22c QY |
1943 | vty_out (vty, |
1944 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
718e3744 | 1945 | return CMD_WARNING; |
1946 | } | |
1947 | ||
1948 | if (host.password) | |
05865c90 | 1949 | XFREE (MTYPE_HOST, host.password); |
718e3744 | 1950 | host.password = NULL; |
1951 | ||
1952 | if (host.encrypt) | |
1953 | { | |
1954 | if (host.password_encrypt) | |
d0bfb22c | 1955 | XFREE (MTYPE_HOST, host.password_encrypt); |
c349116d | 1956 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[idx_8]->arg)); |
718e3744 | 1957 | } |
1958 | else | |
c349116d | 1959 | host.password = XSTRDUP (MTYPE_HOST, argv[idx_8]->arg); |
718e3744 | 1960 | |
1961 | return CMD_SUCCESS; | |
1962 | } | |
1963 | ||
718e3744 | 1964 | /* VTY enable password set. */ |
f412b39a DW |
1965 | DEFUN (config_enable_password, |
1966 | enable_password_cmd, | |
98463e0a | 1967 | "enable password [(8-8)] WORD", |
718e3744 | 1968 | "Modify enable password parameters\n" |
1969 | "Assign the privileged level password\n" | |
1970 | "Specifies a HIDDEN password will follow\n" | |
718e3744 | 1971 | "The HIDDEN 'enable' password string\n") |
1972 | { | |
c349116d DW |
1973 | int idx_8 = 2; |
1974 | int idx_word = 3; | |
58749582 | 1975 | |
718e3744 | 1976 | /* Crypt type is specified. */ |
d0bfb22c | 1977 | if (argc == 4) |
718e3744 | 1978 | { |
c349116d | 1979 | if (argv[idx_8]->arg[0] == '8') |
d0bfb22c QY |
1980 | { |
1981 | if (host.enable) | |
1982 | XFREE (MTYPE_HOST, host.enable); | |
1983 | host.enable = NULL; | |
1984 | ||
1985 | if (host.enable_encrypt) | |
1986 | XFREE (MTYPE_HOST, host.enable_encrypt); | |
c349116d | 1987 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, argv[idx_word]->arg); |
d0bfb22c QY |
1988 | |
1989 | return CMD_SUCCESS; | |
1990 | } | |
718e3744 | 1991 | else |
d0bfb22c QY |
1992 | { |
1993 | vty_out (vty, "Unknown encryption type.%s", VTY_NEWLINE); | |
1994 | return CMD_WARNING; | |
1995 | } | |
718e3744 | 1996 | } |
1997 | ||
c349116d | 1998 | if (!isalnum (argv[idx_8]->arg[0])) |
718e3744 | 1999 | { |
d0bfb22c QY |
2000 | vty_out (vty, |
2001 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
718e3744 | 2002 | return CMD_WARNING; |
2003 | } | |
2004 | ||
2005 | if (host.enable) | |
05865c90 | 2006 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 2007 | host.enable = NULL; |
2008 | ||
2009 | /* Plain password input. */ | |
2010 | if (host.encrypt) | |
2011 | { | |
2012 | if (host.enable_encrypt) | |
d0bfb22c | 2013 | XFREE (MTYPE_HOST, host.enable_encrypt); |
c349116d | 2014 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[idx_8]->arg)); |
718e3744 | 2015 | } |
2016 | else | |
c349116d | 2017 | host.enable = XSTRDUP (MTYPE_HOST, argv[idx_8]->arg); |
718e3744 | 2018 | |
2019 | return CMD_SUCCESS; | |
2020 | } | |
2021 | ||
718e3744 | 2022 | /* VTY enable password delete. */ |
f412b39a DW |
2023 | DEFUN (no_config_enable_password, |
2024 | no_enable_password_cmd, | |
718e3744 | 2025 | "no enable password", |
2026 | NO_STR | |
2027 | "Modify enable password parameters\n" | |
2028 | "Assign the privileged level password\n") | |
2029 | { | |
2030 | if (host.enable) | |
05865c90 | 2031 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 2032 | host.enable = NULL; |
2033 | ||
2034 | if (host.enable_encrypt) | |
05865c90 | 2035 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 2036 | host.enable_encrypt = NULL; |
2037 | ||
2038 | return CMD_SUCCESS; | |
2039 | } | |
d0bfb22c | 2040 | |
718e3744 | 2041 | DEFUN (service_password_encrypt, |
2042 | service_password_encrypt_cmd, | |
2043 | "service password-encryption", | |
2044 | "Set up miscellaneous service\n" | |
2045 | "Enable encrypted passwords\n") | |
2046 | { | |
2047 | if (host.encrypt) | |
2048 | return CMD_SUCCESS; | |
2049 | ||
2050 | host.encrypt = 1; | |
2051 | ||
2052 | if (host.password) | |
2053 | { | |
2054 | if (host.password_encrypt) | |
d0bfb22c | 2055 | XFREE (MTYPE_HOST, host.password_encrypt); |
05865c90 | 2056 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.password)); |
718e3744 | 2057 | } |
2058 | if (host.enable) | |
2059 | { | |
2060 | if (host.enable_encrypt) | |
d0bfb22c | 2061 | XFREE (MTYPE_HOST, host.enable_encrypt); |
05865c90 | 2062 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.enable)); |
718e3744 | 2063 | } |
2064 | ||
2065 | return CMD_SUCCESS; | |
2066 | } | |
2067 | ||
2068 | DEFUN (no_service_password_encrypt, | |
2069 | no_service_password_encrypt_cmd, | |
2070 | "no service password-encryption", | |
2071 | NO_STR | |
2072 | "Set up miscellaneous service\n" | |
2073 | "Enable encrypted passwords\n") | |
2074 | { | |
2075 | if (! host.encrypt) | |
2076 | return CMD_SUCCESS; | |
2077 | ||
2078 | host.encrypt = 0; | |
2079 | ||
2080 | if (host.password_encrypt) | |
05865c90 | 2081 | XFREE (MTYPE_HOST, host.password_encrypt); |
718e3744 | 2082 | host.password_encrypt = NULL; |
2083 | ||
2084 | if (host.enable_encrypt) | |
05865c90 | 2085 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 2086 | host.enable_encrypt = NULL; |
2087 | ||
2088 | return CMD_SUCCESS; | |
2089 | } | |
2090 | ||
f412b39a DW |
2091 | DEFUN (config_terminal_length, |
2092 | config_terminal_length_cmd, | |
d0bfb22c | 2093 | "terminal length (0-512)", |
718e3744 | 2094 | "Set terminal line parameters\n" |
2095 | "Set number of lines on a screen\n" | |
2096 | "Number of lines on screen (0 for no pausing)\n") | |
2097 | { | |
c349116d | 2098 | int idx_number = 2; |
718e3744 | 2099 | int lines; |
2100 | char *endptr = NULL; | |
2101 | ||
c349116d | 2102 | lines = strtol (argv[idx_number]->arg, &endptr, 10); |
718e3744 | 2103 | if (lines < 0 || lines > 512 || *endptr != '\0') |
2104 | { | |
2105 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
2106 | return CMD_WARNING; | |
2107 | } | |
2108 | vty->lines = lines; | |
2109 | ||
2110 | return CMD_SUCCESS; | |
2111 | } | |
2112 | ||
f412b39a DW |
2113 | DEFUN (config_terminal_no_length, |
2114 | config_terminal_no_length_cmd, | |
718e3744 | 2115 | "terminal no length", |
2116 | "Set terminal line parameters\n" | |
2117 | NO_STR | |
2118 | "Set number of lines on a screen\n") | |
2119 | { | |
2120 | vty->lines = -1; | |
2121 | return CMD_SUCCESS; | |
2122 | } | |
2123 | ||
f412b39a DW |
2124 | DEFUN (service_terminal_length, |
2125 | service_terminal_length_cmd, | |
d0bfb22c | 2126 | "service terminal-length (0-512)", |
718e3744 | 2127 | "Set up miscellaneous service\n" |
2128 | "System wide terminal length configuration\n" | |
2129 | "Number of lines of VTY (0 means no line control)\n") | |
2130 | { | |
c349116d | 2131 | int idx_number = 2; |
718e3744 | 2132 | int lines; |
2133 | char *endptr = NULL; | |
2134 | ||
c349116d | 2135 | lines = strtol (argv[idx_number]->arg, &endptr, 10); |
718e3744 | 2136 | if (lines < 0 || lines > 512 || *endptr != '\0') |
2137 | { | |
2138 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
2139 | return CMD_WARNING; | |
2140 | } | |
2141 | host.lines = lines; | |
2142 | ||
2143 | return CMD_SUCCESS; | |
2144 | } | |
2145 | ||
f412b39a DW |
2146 | DEFUN (no_service_terminal_length, |
2147 | no_service_terminal_length_cmd, | |
d0bfb22c | 2148 | "no service terminal-length [(0-512)]", |
718e3744 | 2149 | NO_STR |
2150 | "Set up miscellaneous service\n" | |
2151 | "System wide terminal length configuration\n" | |
2152 | "Number of lines of VTY (0 means no line control)\n") | |
2153 | { | |
2154 | host.lines = -1; | |
2155 | return CMD_SUCCESS; | |
2156 | } | |
2157 | ||
2885f72d | 2158 | DEFUN_HIDDEN (do_echo, |
d0bfb22c QY |
2159 | echo_cmd, |
2160 | "echo MESSAGE...", | |
2161 | "Echo a message back to the vty\n" | |
2162 | "The message to echo\n") | |
2885f72d | 2163 | { |
2164 | char *message; | |
2165 | ||
58749582 | 2166 | vty_out (vty, "%s%s", ((message = argv_concat (argv, argc, 1)) ? message : ""), |
d0bfb22c | 2167 | VTY_NEWLINE); |
f6834d4c | 2168 | if (message) |
2169 | XFREE(MTYPE_TMP, message); | |
2885f72d | 2170 | return CMD_SUCCESS; |
2171 | } | |
2172 | ||
274a4a44 | 2173 | DEFUN (config_logmsg, |
2174 | config_logmsg_cmd, | |
199d90a1 | 2175 | "logmsg <emergencies|alerts|critical|errors|warnings|notifications|informational|debugging> MESSAGE...", |
274a4a44 | 2176 | "Send a message to enabled logging destinations\n" |
2177 | LOG_LEVEL_DESC | |
2178 | "The message to send\n") | |
2179 | { | |
c349116d | 2180 | int idx_log_level = 1; |
58749582 | 2181 | int idx_message = 2; |
274a4a44 | 2182 | int level; |
2183 | char *message; | |
2184 | ||
c349116d | 2185 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
274a4a44 | 2186 | return CMD_ERR_NO_MATCH; |
2187 | ||
bb85d700 | 2188 | zlog(level, "%s", ((message = argv_concat(argv, argc, idx_message)) ? message : "")); |
f6834d4c | 2189 | if (message) |
2190 | XFREE(MTYPE_TMP, message); | |
65efcfce | 2191 | |
274a4a44 | 2192 | return CMD_SUCCESS; |
2193 | } | |
2194 | ||
2195 | DEFUN (show_logging, | |
2196 | show_logging_cmd, | |
2197 | "show logging", | |
2198 | SHOW_STR | |
2199 | "Show current logging configuration\n") | |
2200 | { | |
2201 | struct zlog *zl = zlog_default; | |
2202 | ||
2203 | vty_out (vty, "Syslog logging: "); | |
2204 | if (zl->maxlvl[ZLOG_DEST_SYSLOG] == ZLOG_DISABLED) | |
2205 | vty_out (vty, "disabled"); | |
2206 | else | |
2207 | vty_out (vty, "level %s, facility %s, ident %s", | |
d0bfb22c QY |
2208 | zlog_priority[zl->maxlvl[ZLOG_DEST_SYSLOG]], |
2209 | facility_name(zl->facility), zl->ident); | |
274a4a44 | 2210 | vty_out (vty, "%s", VTY_NEWLINE); |
2211 | ||
2212 | vty_out (vty, "Stdout logging: "); | |
2213 | if (zl->maxlvl[ZLOG_DEST_STDOUT] == ZLOG_DISABLED) | |
2214 | vty_out (vty, "disabled"); | |
2215 | else | |
2216 | vty_out (vty, "level %s", | |
d0bfb22c | 2217 | zlog_priority[zl->maxlvl[ZLOG_DEST_STDOUT]]); |
274a4a44 | 2218 | vty_out (vty, "%s", VTY_NEWLINE); |
2219 | ||
2220 | vty_out (vty, "Monitor logging: "); | |
2221 | if (zl->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) | |
2222 | vty_out (vty, "disabled"); | |
2223 | else | |
2224 | vty_out (vty, "level %s", | |
d0bfb22c | 2225 | zlog_priority[zl->maxlvl[ZLOG_DEST_MONITOR]]); |
274a4a44 | 2226 | vty_out (vty, "%s", VTY_NEWLINE); |
2227 | ||
2228 | vty_out (vty, "File logging: "); | |
2229 | if ((zl->maxlvl[ZLOG_DEST_FILE] == ZLOG_DISABLED) || | |
2230 | !zl->fp) | |
2231 | vty_out (vty, "disabled"); | |
2232 | else | |
2233 | vty_out (vty, "level %s, filename %s", | |
d0bfb22c QY |
2234 | zlog_priority[zl->maxlvl[ZLOG_DEST_FILE]], |
2235 | zl->filename); | |
274a4a44 | 2236 | vty_out (vty, "%s", VTY_NEWLINE); |
2237 | ||
2238 | vty_out (vty, "Protocol name: %s%s", | |
bf1013e6 | 2239 | zl->protoname, VTY_NEWLINE); |
274a4a44 | 2240 | vty_out (vty, "Record priority: %s%s", |
d0bfb22c | 2241 | (zl->record_priority ? "enabled" : "disabled"), VTY_NEWLINE); |
1ed72e0b | 2242 | vty_out (vty, "Timestamp precision: %d%s", |
d0bfb22c | 2243 | zl->timestamp_precision, VTY_NEWLINE); |
274a4a44 | 2244 | |
2245 | return CMD_SUCCESS; | |
2246 | } | |
2247 | ||
718e3744 | 2248 | DEFUN (config_log_stdout, |
2249 | config_log_stdout_cmd, | |
6de69f83 | 2250 | "log stdout [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2251 | "Logging control\n" |
2252 | "Set stdout logging level\n" | |
2253 | LOG_LEVEL_DESC) | |
2254 | { | |
c349116d | 2255 | int idx_log_level = 2; |
58749582 DW |
2256 | |
2257 | if (argc == idx_log_level) | |
d0bfb22c | 2258 | { |
dd8376fe | 2259 | zlog_set_level (ZLOG_DEST_STDOUT, zlog_default->default_lvl); |
d0bfb22c QY |
2260 | return CMD_SUCCESS; |
2261 | } | |
274a4a44 | 2262 | int level; |
2263 | ||
c349116d | 2264 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
274a4a44 | 2265 | return CMD_ERR_NO_MATCH; |
dd8376fe | 2266 | zlog_set_level (ZLOG_DEST_STDOUT, level); |
718e3744 | 2267 | return CMD_SUCCESS; |
2268 | } | |
2269 | ||
2270 | DEFUN (no_config_log_stdout, | |
2271 | no_config_log_stdout_cmd, | |
6de69f83 | 2272 | "no log stdout [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
718e3744 | 2273 | NO_STR |
2274 | "Logging control\n" | |
274a4a44 | 2275 | "Cancel logging to stdout\n" |
d0bfb22c | 2276 | LOG_LEVEL_DESC) |
718e3744 | 2277 | { |
dd8376fe | 2278 | zlog_set_level (ZLOG_DEST_STDOUT, ZLOG_DISABLED); |
718e3744 | 2279 | return CMD_SUCCESS; |
2280 | } | |
2281 | ||
274a4a44 | 2282 | DEFUN (config_log_monitor, |
2283 | config_log_monitor_cmd, | |
6de69f83 | 2284 | "log monitor [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2285 | "Logging control\n" |
2286 | "Set terminal line (monitor) logging level\n" | |
2287 | LOG_LEVEL_DESC) | |
2288 | { | |
c349116d | 2289 | int idx_log_level = 2; |
58749582 DW |
2290 | |
2291 | if (argc == idx_log_level) | |
d0bfb22c | 2292 | { |
dd8376fe | 2293 | zlog_set_level (ZLOG_DEST_MONITOR, zlog_default->default_lvl); |
d0bfb22c QY |
2294 | return CMD_SUCCESS; |
2295 | } | |
274a4a44 | 2296 | int level; |
2297 | ||
c349116d | 2298 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
274a4a44 | 2299 | return CMD_ERR_NO_MATCH; |
dd8376fe | 2300 | zlog_set_level (ZLOG_DEST_MONITOR, level); |
274a4a44 | 2301 | return CMD_SUCCESS; |
2302 | } | |
2303 | ||
2304 | DEFUN (no_config_log_monitor, | |
2305 | no_config_log_monitor_cmd, | |
6de69f83 | 2306 | "no log monitor [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2307 | NO_STR |
2308 | "Logging control\n" | |
2309 | "Disable terminal line (monitor) logging\n" | |
d0bfb22c | 2310 | LOG_LEVEL_DESC) |
274a4a44 | 2311 | { |
dd8376fe | 2312 | zlog_set_level (ZLOG_DEST_MONITOR, ZLOG_DISABLED); |
274a4a44 | 2313 | return CMD_SUCCESS; |
2314 | } | |
2315 | ||
2316 | static int | |
2317 | set_log_file(struct vty *vty, const char *fname, int loglevel) | |
718e3744 | 2318 | { |
2319 | int ret; | |
9035efaa | 2320 | char *p = NULL; |
2321 | const char *fullpath; | |
d0bfb22c | 2322 | |
718e3744 | 2323 | /* Path detection. */ |
274a4a44 | 2324 | if (! IS_DIRECTORY_SEP (*fname)) |
718e3744 | 2325 | { |
9035efaa | 2326 | char cwd[MAXPATHLEN+1]; |
2327 | cwd[MAXPATHLEN] = '\0'; | |
d0bfb22c | 2328 | |
9035efaa | 2329 | if (getcwd (cwd, MAXPATHLEN) == NULL) |
2330 | { | |
2331 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
2332 | return CMD_WARNING; | |
2333 | } | |
d0bfb22c | 2334 | |
274a4a44 | 2335 | if ( (p = XMALLOC (MTYPE_TMP, strlen (cwd) + strlen (fname) + 2)) |
9035efaa | 2336 | == NULL) |
2337 | { | |
2338 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
2339 | return CMD_WARNING; | |
2340 | } | |
274a4a44 | 2341 | sprintf (p, "%s/%s", cwd, fname); |
9035efaa | 2342 | fullpath = p; |
718e3744 | 2343 | } |
2344 | else | |
274a4a44 | 2345 | fullpath = fname; |
718e3744 | 2346 | |
dd8376fe | 2347 | ret = zlog_set_file (fullpath, loglevel); |
718e3744 | 2348 | |
9035efaa | 2349 | if (p) |
2350 | XFREE (MTYPE_TMP, p); | |
2351 | ||
718e3744 | 2352 | if (!ret) |
2353 | { | |
274a4a44 | 2354 | vty_out (vty, "can't open logfile %s\n", fname); |
718e3744 | 2355 | return CMD_WARNING; |
2356 | } | |
2357 | ||
2358 | if (host.logfile) | |
05865c90 | 2359 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 2360 | |
05865c90 | 2361 | host.logfile = XSTRDUP (MTYPE_HOST, fname); |
718e3744 | 2362 | |
c05795b1 SK |
2363 | #if defined(HAVE_CUMULUS) |
2364 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) | |
2365 | zlog_default->maxlvl[ZLOG_DEST_SYSLOG] = ZLOG_DISABLED; | |
2366 | #endif | |
718e3744 | 2367 | return CMD_SUCCESS; |
2368 | } | |
2369 | ||
274a4a44 | 2370 | DEFUN (config_log_file, |
2371 | config_log_file_cmd, | |
6de69f83 | 2372 | "log file FILENAME [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2373 | "Logging control\n" |
2374 | "Logging to file\n" | |
2375 | "Logging filename\n" | |
2376 | LOG_LEVEL_DESC) | |
2377 | { | |
c349116d DW |
2378 | int idx_filename = 2; |
2379 | int idx_log_levels = 3; | |
d0bfb22c QY |
2380 | if (argc == 4) |
2381 | { | |
2382 | int level; | |
c349116d | 2383 | if ((level = level_match(argv[idx_log_levels]->arg)) == ZLOG_DISABLED) |
d0bfb22c | 2384 | return CMD_ERR_NO_MATCH; |
c349116d | 2385 | return set_log_file(vty, argv[idx_filename]->arg, level); |
d0bfb22c QY |
2386 | } |
2387 | else | |
c349116d | 2388 | return set_log_file(vty, argv[idx_filename]->arg, zlog_default->default_lvl); |
274a4a44 | 2389 | } |
2390 | ||
718e3744 | 2391 | DEFUN (no_config_log_file, |
2392 | no_config_log_file_cmd, | |
d0bfb22c | 2393 | "no log file [FILENAME [LEVEL]]", |
718e3744 | 2394 | NO_STR |
2395 | "Logging control\n" | |
2396 | "Cancel logging to file\n" | |
d0bfb22c QY |
2397 | "Logging file name\n" |
2398 | "Logging file name\n" | |
2399 | "Logging level\n") | |
718e3744 | 2400 | { |
dd8376fe | 2401 | zlog_reset_file (); |
718e3744 | 2402 | |
2403 | if (host.logfile) | |
05865c90 | 2404 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 2405 | |
2406 | host.logfile = NULL; | |
2407 | ||
2408 | return CMD_SUCCESS; | |
2409 | } | |
2410 | ||
2411 | DEFUN (config_log_syslog, | |
2412 | config_log_syslog_cmd, | |
6de69f83 | 2413 | "log syslog [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
12ab19f1 | 2414 | "Logging control\n" |
274a4a44 | 2415 | "Set syslog logging level\n" |
2416 | LOG_LEVEL_DESC) | |
2417 | { | |
c349116d | 2418 | int idx_log_levels = 2; |
d0bfb22c QY |
2419 | if (argc == 3) |
2420 | { | |
2421 | int level; | |
c349116d | 2422 | if ((level = level_match (argv[idx_log_levels]->arg)) == ZLOG_DISABLED) |
d0bfb22c | 2423 | return CMD_ERR_NO_MATCH; |
dd8376fe | 2424 | zlog_set_level (ZLOG_DEST_SYSLOG, level); |
d0bfb22c QY |
2425 | return CMD_SUCCESS; |
2426 | } | |
2427 | else | |
2428 | { | |
dd8376fe | 2429 | zlog_set_level (ZLOG_DEST_SYSLOG, zlog_default->default_lvl); |
d0bfb22c QY |
2430 | return CMD_SUCCESS; |
2431 | } | |
274a4a44 | 2432 | } |
2433 | ||
718e3744 | 2434 | DEFUN (no_config_log_syslog, |
2435 | no_config_log_syslog_cmd, | |
6de69f83 | 2436 | "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 | 2437 | NO_STR |
2438 | "Logging control\n" | |
274a4a44 | 2439 | "Cancel logging to syslog\n" |
d0bfb22c QY |
2440 | LOG_FACILITY_DESC |
2441 | LOG_LEVEL_DESC) | |
718e3744 | 2442 | { |
dd8376fe | 2443 | zlog_set_level (ZLOG_DEST_SYSLOG, ZLOG_DISABLED); |
718e3744 | 2444 | return CMD_SUCCESS; |
2445 | } | |
2446 | ||
274a4a44 | 2447 | DEFUN (config_log_facility, |
2448 | config_log_facility_cmd, | |
9ccf14f7 | 2449 | "log facility <kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>", |
718e3744 | 2450 | "Logging control\n" |
274a4a44 | 2451 | "Facility parameter for syslog messages\n" |
2452 | LOG_FACILITY_DESC) | |
718e3744 | 2453 | { |
c349116d DW |
2454 | int idx_target = 2; |
2455 | int facility = facility_match(argv[idx_target]->arg); | |
274a4a44 | 2456 | |
274a4a44 | 2457 | zlog_default->facility = facility; |
2458 | return CMD_SUCCESS; | |
718e3744 | 2459 | } |
2460 | ||
274a4a44 | 2461 | DEFUN (no_config_log_facility, |
2462 | no_config_log_facility_cmd, | |
9ccf14f7 | 2463 | "no log facility [<kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>]", |
718e3744 | 2464 | NO_STR |
2465 | "Logging control\n" | |
274a4a44 | 2466 | "Reset syslog facility to default (daemon)\n" |
d0bfb22c | 2467 | LOG_FACILITY_DESC) |
274a4a44 | 2468 | { |
2469 | zlog_default->facility = LOG_DAEMON; | |
2470 | return CMD_SUCCESS; | |
2471 | } | |
2472 | ||
2473 | DEFUN_DEPRECATED (config_log_trap, | |
d0bfb22c | 2474 | config_log_trap_cmd, |
199d90a1 | 2475 | "log trap <emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>", |
d0bfb22c QY |
2476 | "Logging control\n" |
2477 | "(Deprecated) Set logging level and default for all destinations\n" | |
2478 | LOG_LEVEL_DESC) | |
274a4a44 | 2479 | { |
2480 | int new_level ; | |
2481 | int i; | |
d0bfb22c QY |
2482 | |
2483 | if ((new_level = level_match(argv[2]->arg)) == ZLOG_DISABLED) | |
274a4a44 | 2484 | return CMD_ERR_NO_MATCH; |
2485 | ||
2486 | zlog_default->default_lvl = new_level; | |
2487 | for (i = 0; i < ZLOG_NUM_DESTS; i++) | |
2488 | if (zlog_default->maxlvl[i] != ZLOG_DISABLED) | |
2489 | zlog_default->maxlvl[i] = new_level; | |
2490 | return CMD_SUCCESS; | |
2491 | } | |
2492 | ||
2493 | DEFUN_DEPRECATED (no_config_log_trap, | |
d0bfb22c | 2494 | no_config_log_trap_cmd, |
199d90a1 | 2495 | "no log trap [emergencies|alerts|critical|errors|warnings|notifications|informational|debugging]", |
d0bfb22c QY |
2496 | NO_STR |
2497 | "Logging control\n" | |
2498 | "Permit all logging information\n" | |
2499 | LOG_LEVEL_DESC) | |
718e3744 | 2500 | { |
274a4a44 | 2501 | zlog_default->default_lvl = LOG_DEBUG; |
718e3744 | 2502 | return CMD_SUCCESS; |
2503 | } | |
2504 | ||
2505 | DEFUN (config_log_record_priority, | |
2506 | config_log_record_priority_cmd, | |
2507 | "log record-priority", | |
2508 | "Logging control\n" | |
2509 | "Log the priority of the message within the message\n") | |
2510 | { | |
2511 | zlog_default->record_priority = 1 ; | |
2512 | return CMD_SUCCESS; | |
2513 | } | |
2514 | ||
2515 | DEFUN (no_config_log_record_priority, | |
2516 | no_config_log_record_priority_cmd, | |
2517 | "no log record-priority", | |
2518 | NO_STR | |
2519 | "Logging control\n" | |
2520 | "Do not log the priority of the message within the message\n") | |
2521 | { | |
2522 | zlog_default->record_priority = 0 ; | |
2523 | return CMD_SUCCESS; | |
2524 | } | |
2525 | ||
1ed72e0b AS |
2526 | DEFUN (config_log_timestamp_precision, |
2527 | config_log_timestamp_precision_cmd, | |
6147e2c6 | 2528 | "log timestamp precision (0-6)", |
1ed72e0b AS |
2529 | "Logging control\n" |
2530 | "Timestamp configuration\n" | |
2531 | "Set the timestamp precision\n" | |
2532 | "Number of subsecond digits\n") | |
2533 | { | |
c349116d | 2534 | int idx_number = 3; |
1ed72e0b | 2535 | VTY_GET_INTEGER_RANGE("Timestamp Precision", |
c349116d | 2536 | zlog_default->timestamp_precision, argv[idx_number]->arg, 0, 6); |
1ed72e0b AS |
2537 | return CMD_SUCCESS; |
2538 | } | |
2539 | ||
2540 | DEFUN (no_config_log_timestamp_precision, | |
2541 | no_config_log_timestamp_precision_cmd, | |
2542 | "no log timestamp precision", | |
2543 | NO_STR | |
2544 | "Logging control\n" | |
2545 | "Timestamp configuration\n" | |
2546 | "Reset the timestamp precision to the default value of 0\n") | |
2547 | { | |
2548 | zlog_default->timestamp_precision = 0 ; | |
2549 | return CMD_SUCCESS; | |
2550 | } | |
2551 | ||
7cfc61d3 DS |
2552 | int |
2553 | cmd_banner_motd_file (const char *file) | |
2554 | { | |
1ee08155 DS |
2555 | int success = CMD_SUCCESS; |
2556 | char p[PATH_MAX]; | |
2557 | char *rpath; | |
2558 | char *in; | |
7cfc61d3 | 2559 | |
1ee08155 DS |
2560 | rpath = realpath (file, p); |
2561 | if (!rpath) | |
2562 | return CMD_ERR_NO_FILE; | |
2563 | in = strstr (rpath, SYSCONFDIR); | |
2564 | if (in == rpath) | |
2565 | { | |
2566 | if (host.motdfile) | |
844ec28c | 2567 | XFREE (MTYPE_HOST, host.motdfile); |
1ee08155 DS |
2568 | host.motdfile = XSTRDUP (MTYPE_HOST, file); |
2569 | } | |
2570 | else | |
2571 | success = CMD_WARNING; | |
2572 | ||
2573 | return success; | |
7cfc61d3 DS |
2574 | } |
2575 | ||
3b0c5d9a | 2576 | DEFUN (banner_motd_file, |
2577 | banner_motd_file_cmd, | |
4d833e55 | 2578 | "banner motd file FILE", |
3b0c5d9a | 2579 | "Set banner\n" |
2580 | "Banner for motd\n" | |
2581 | "Banner from a file\n" | |
2582 | "Filename\n") | |
2583 | { | |
c349116d DW |
2584 | int idx_file = 3; |
2585 | const char *filename = argv[idx_file]->arg; | |
97e5b7c0 | 2586 | int cmd = cmd_banner_motd_file (filename); |
1ee08155 DS |
2587 | |
2588 | if (cmd == CMD_ERR_NO_FILE) | |
97e5b7c0 | 2589 | vty_out (vty, "%s does not exist", filename); |
1ee08155 | 2590 | else if (cmd == CMD_WARNING) |
97e5b7c0 | 2591 | vty_out (vty, "%s must be in %s", filename, SYSCONFDIR); |
1ee08155 DS |
2592 | |
2593 | return cmd; | |
3b0c5d9a | 2594 | } |
718e3744 | 2595 | |
2596 | DEFUN (banner_motd_default, | |
2597 | banner_motd_default_cmd, | |
2598 | "banner motd default", | |
2599 | "Set banner string\n" | |
2600 | "Strings for motd\n" | |
2601 | "Default string\n") | |
2602 | { | |
2603 | host.motd = default_motd; | |
2604 | return CMD_SUCCESS; | |
2605 | } | |
2606 | ||
2607 | DEFUN (no_banner_motd, | |
2608 | no_banner_motd_cmd, | |
2609 | "no banner motd", | |
2610 | NO_STR | |
2611 | "Set banner string\n" | |
2612 | "Strings for motd\n") | |
2613 | { | |
2614 | host.motd = NULL; | |
d0bfb22c | 2615 | if (host.motdfile) |
05865c90 | 2616 | XFREE (MTYPE_HOST, host.motdfile); |
3b0c5d9a | 2617 | host.motdfile = NULL; |
718e3744 | 2618 | return CMD_SUCCESS; |
2619 | } | |
2620 | ||
2621 | /* Set config filename. Called from vty.c */ | |
2622 | void | |
c0e8c16f | 2623 | host_config_set (const char *filename) |
718e3744 | 2624 | { |
228da428 CC |
2625 | if (host.config) |
2626 | XFREE (MTYPE_HOST, host.config); | |
05865c90 | 2627 | host.config = XSTRDUP (MTYPE_HOST, filename); |
718e3744 | 2628 | } |
2629 | ||
57387fb2 CF |
2630 | const char * |
2631 | host_config_get (void) | |
2632 | { | |
2633 | return host.config; | |
2634 | } | |
2635 | ||
718e3744 | 2636 | void |
2637 | install_default (enum node_type node) | |
2638 | { | |
2639 | install_element (node, &config_exit_cmd); | |
d862bffb | 2640 | install_element (node, &config_quit_cmd); |
718e3744 | 2641 | install_element (node, &config_end_cmd); |
2642 | install_element (node, &config_help_cmd); | |
2643 | install_element (node, &config_list_cmd); | |
2644 | ||
718e3744 | 2645 | install_element (node, &config_write_cmd); |
d862bffb | 2646 | install_element (node, &show_running_config_cmd); |
718e3744 | 2647 | } |
2648 | ||
87f44e2f DL |
2649 | /* Initialize command interface. Install basic nodes and commands. |
2650 | * | |
2651 | * terminal = 0 -- vtysh / no logging, no config control | |
2652 | * terminal = 1 -- normal daemon | |
9473e340 | 2653 | * terminal = -1 -- watchfrr / no logging, but minimal config control */ |
718e3744 | 2654 | void |
2655 | cmd_init (int terminal) | |
2656 | { | |
1bf9f027 DL |
2657 | qobj_init (); |
2658 | ||
718e3744 | 2659 | /* Allocate initial top vector of commands. */ |
2660 | cmdvec = vector_init (VECTOR_MIN_SIZE); | |
2661 | ||
2662 | /* Default host value settings. */ | |
2663 | host.name = NULL; | |
2664 | host.password = NULL; | |
2665 | host.enable = NULL; | |
2666 | host.logfile = NULL; | |
2667 | host.config = NULL; | |
87f44e2f | 2668 | host.noconfig = (terminal < 0); |
718e3744 | 2669 | host.lines = -1; |
2670 | host.motd = default_motd; | |
3b0c5d9a | 2671 | host.motdfile = NULL; |
718e3744 | 2672 | |
2673 | /* Install top nodes. */ | |
2674 | install_node (&view_node, NULL); | |
2675 | install_node (&enable_node, NULL); | |
2676 | install_node (&auth_node, NULL); | |
2677 | install_node (&auth_enable_node, NULL); | |
2678 | install_node (&config_node, config_write_host); | |
2679 | ||
2680 | /* Each node's basic commands. */ | |
2681 | install_element (VIEW_NODE, &show_version_cmd); | |
2682 | if (terminal) | |
2683 | { | |
2684 | install_element (VIEW_NODE, &config_list_cmd); | |
2685 | install_element (VIEW_NODE, &config_exit_cmd); | |
d862bffb | 2686 | install_element (VIEW_NODE, &config_quit_cmd); |
718e3744 | 2687 | install_element (VIEW_NODE, &config_help_cmd); |
2688 | install_element (VIEW_NODE, &config_enable_cmd); | |
2689 | install_element (VIEW_NODE, &config_terminal_length_cmd); | |
2690 | install_element (VIEW_NODE, &config_terminal_no_length_cmd); | |
274a4a44 | 2691 | install_element (VIEW_NODE, &show_logging_cmd); |
bcd9fa7f | 2692 | install_element (VIEW_NODE, &show_commandtree_cmd); |
2885f72d | 2693 | install_element (VIEW_NODE, &echo_cmd); |
718e3744 | 2694 | } |
2695 | ||
2696 | if (terminal) | |
2697 | { | |
6694f68c | 2698 | install_element (ENABLE_NODE, &config_end_cmd); |
718e3744 | 2699 | install_element (ENABLE_NODE, &config_disable_cmd); |
2700 | install_element (ENABLE_NODE, &config_terminal_cmd); | |
d862bffb | 2701 | install_element (ENABLE_NODE, ©_runningconf_startupconf_cmd); |
6694f68c RW |
2702 | install_element (ENABLE_NODE, &config_write_cmd); |
2703 | install_element (ENABLE_NODE, &show_running_config_cmd); | |
718e3744 | 2704 | } |
2705 | install_element (ENABLE_NODE, &show_startup_config_cmd); | |
718e3744 | 2706 | |
718e3744 | 2707 | if (terminal) |
2708 | { | |
274a4a44 | 2709 | install_element (ENABLE_NODE, &config_logmsg_cmd); |
e7168df4 | 2710 | install_default (CONFIG_NODE); |
87f44e2f | 2711 | |
0b84f294 DL |
2712 | thread_cmd_init (); |
2713 | workqueue_cmd_init (); | |
ea8e9d97 | 2714 | } |
d0bfb22c | 2715 | |
ea8e9d97 | 2716 | install_element (CONFIG_NODE, &hostname_cmd); |
2717 | install_element (CONFIG_NODE, &no_hostname_cmd); | |
8efe88ea | 2718 | install_element (CONFIG_NODE, &frr_version_defaults_cmd); |
e7168df4 | 2719 | |
87f44e2f | 2720 | if (terminal > 0) |
ea8e9d97 | 2721 | { |
e7168df4 | 2722 | install_element (CONFIG_NODE, &password_cmd); |
e7168df4 | 2723 | install_element (CONFIG_NODE, &enable_password_cmd); |
e7168df4 | 2724 | install_element (CONFIG_NODE, &no_enable_password_cmd); |
2725 | ||
718e3744 | 2726 | install_element (CONFIG_NODE, &config_log_stdout_cmd); |
2727 | install_element (CONFIG_NODE, &no_config_log_stdout_cmd); | |
274a4a44 | 2728 | install_element (CONFIG_NODE, &config_log_monitor_cmd); |
274a4a44 | 2729 | install_element (CONFIG_NODE, &no_config_log_monitor_cmd); |
718e3744 | 2730 | install_element (CONFIG_NODE, &config_log_file_cmd); |
2731 | install_element (CONFIG_NODE, &no_config_log_file_cmd); | |
2732 | install_element (CONFIG_NODE, &config_log_syslog_cmd); | |
2733 | install_element (CONFIG_NODE, &no_config_log_syslog_cmd); | |
274a4a44 | 2734 | install_element (CONFIG_NODE, &config_log_facility_cmd); |
2735 | install_element (CONFIG_NODE, &no_config_log_facility_cmd); | |
718e3744 | 2736 | install_element (CONFIG_NODE, &config_log_trap_cmd); |
2737 | install_element (CONFIG_NODE, &no_config_log_trap_cmd); | |
2738 | install_element (CONFIG_NODE, &config_log_record_priority_cmd); | |
2739 | install_element (CONFIG_NODE, &no_config_log_record_priority_cmd); | |
1ed72e0b AS |
2740 | install_element (CONFIG_NODE, &config_log_timestamp_precision_cmd); |
2741 | install_element (CONFIG_NODE, &no_config_log_timestamp_precision_cmd); | |
718e3744 | 2742 | install_element (CONFIG_NODE, &service_password_encrypt_cmd); |
2743 | install_element (CONFIG_NODE, &no_service_password_encrypt_cmd); | |
2744 | install_element (CONFIG_NODE, &banner_motd_default_cmd); | |
3b0c5d9a | 2745 | install_element (CONFIG_NODE, &banner_motd_file_cmd); |
718e3744 | 2746 | install_element (CONFIG_NODE, &no_banner_motd_cmd); |
2747 | install_element (CONFIG_NODE, &service_terminal_length_cmd); | |
2748 | install_element (CONFIG_NODE, &no_service_terminal_length_cmd); | |
718e3744 | 2749 | |
19dc275e | 2750 | vrf_install_commands (); |
9ab6812d | 2751 | } |
af2567b6 DL |
2752 | |
2753 | #ifdef DEV_BUILD | |
2754 | grammar_sandbox_init(); | |
2755 | #endif | |
718e3744 | 2756 | } |
228da428 | 2757 | |
d0bfb22c | 2758 | struct cmd_token * |
83364d20 DL |
2759 | new_cmd_token (enum cmd_token_type type, u_char attr, |
2760 | const char *text, const char *desc) | |
cd40b329 | 2761 | { |
a8e4ddd4 | 2762 | struct cmd_token *token = XCALLOC (MTYPE_CMD_TOKENS, sizeof (struct cmd_token)); |
d0bfb22c | 2763 | token->type = type; |
ce882f81 | 2764 | token->attr = attr; |
83364d20 DL |
2765 | token->text = text ? XSTRDUP (MTYPE_CMD_TEXT, text) : NULL; |
2766 | token->desc = desc ? XSTRDUP (MTYPE_CMD_DESC, desc) : NULL; | |
de8f7a39 | 2767 | token->refcnt = 1; |
d0bfb22c | 2768 | token->arg = NULL; |
a8e4ddd4 | 2769 | token->allowrepeat = false; |
cd40b329 | 2770 | |
d0bfb22c QY |
2771 | return token; |
2772 | } | |
cd40b329 | 2773 | |
d0bfb22c QY |
2774 | void |
2775 | del_cmd_token (struct cmd_token *token) | |
2776 | { | |
2777 | if (!token) return; | |
cd40b329 | 2778 | |
d0bfb22c | 2779 | if (token->text) |
83364d20 | 2780 | XFREE (MTYPE_CMD_TEXT, token->text); |
d0bfb22c | 2781 | if (token->desc) |
83364d20 | 2782 | XFREE (MTYPE_CMD_DESC, token->desc); |
d0bfb22c | 2783 | if (token->arg) |
83364d20 | 2784 | XFREE (MTYPE_CMD_ARG, token->arg); |
cd40b329 | 2785 | |
17aca20b | 2786 | XFREE (MTYPE_CMD_TOKENS, token); |
cd40b329 CF |
2787 | } |
2788 | ||
d0bfb22c QY |
2789 | struct cmd_token * |
2790 | copy_cmd_token (struct cmd_token *token) | |
cd40b329 | 2791 | { |
ce882f81 | 2792 | struct cmd_token *copy = new_cmd_token (token->type, token->attr, NULL, NULL); |
d0bfb22c QY |
2793 | copy->max = token->max; |
2794 | copy->min = token->min; | |
83364d20 DL |
2795 | copy->text = token->text ? XSTRDUP (MTYPE_CMD_TEXT, token->text) : NULL; |
2796 | copy->desc = token->desc ? XSTRDUP (MTYPE_CMD_DESC, token->desc) : NULL; | |
2797 | copy->arg = token->arg ? XSTRDUP (MTYPE_CMD_ARG, token->arg) : NULL; | |
cd40b329 | 2798 | |
d0bfb22c | 2799 | return copy; |
cd40b329 CF |
2800 | } |
2801 | ||
228da428 CC |
2802 | void |
2803 | cmd_terminate () | |
2804 | { | |
228da428 | 2805 | struct cmd_node *cmd_node; |
228da428 CC |
2806 | |
2807 | if (cmdvec) | |
2808 | { | |
d0bfb22c | 2809 | for (unsigned int i = 0; i < vector_active (cmdvec); i++) |
228da428 | 2810 | if ((cmd_node = vector_slot (cmdvec, i)) != NULL) |
d0bfb22c QY |
2811 | { |
2812 | // deleting the graph delets the cmd_element as well | |
2813 | graph_delete_graph (cmd_node->cmdgraph); | |
2814 | vector_free (cmd_node->cmd_vector); | |
39e92c06 QY |
2815 | hash_clean (cmd_node->cmd_hash, NULL); |
2816 | hash_free (cmd_node->cmd_hash); | |
2817 | cmd_node->cmd_hash = NULL; | |
d0bfb22c | 2818 | } |
228da428 CC |
2819 | |
2820 | vector_free (cmdvec); | |
2821 | cmdvec = NULL; | |
2822 | } | |
2823 | ||
228da428 CC |
2824 | if (host.name) |
2825 | XFREE (MTYPE_HOST, host.name); | |
2826 | if (host.password) | |
2827 | XFREE (MTYPE_HOST, host.password); | |
2828 | if (host.password_encrypt) | |
2829 | XFREE (MTYPE_HOST, host.password_encrypt); | |
2830 | if (host.enable) | |
2831 | XFREE (MTYPE_HOST, host.enable); | |
2832 | if (host.enable_encrypt) | |
2833 | XFREE (MTYPE_HOST, host.enable_encrypt); | |
2834 | if (host.logfile) | |
2835 | XFREE (MTYPE_HOST, host.logfile); | |
2836 | if (host.motdfile) | |
2837 | XFREE (MTYPE_HOST, host.motdfile); | |
2838 | if (host.config) | |
2839 | XFREE (MTYPE_HOST, host.config); | |
58ac32e2 RW |
2840 | |
2841 | qobj_finish (); | |
228da428 | 2842 | } |