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Commit | Line | Data |
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274a4a44 | 1 | /* |
274a4a44 | 2 | Command interpreter routine for virtual terminal [aka TeletYpe] |
718e3744 | 3 | Copyright (C) 1997, 98, 99 Kunihiro Ishiguro |
cd40b329 CF |
4 | Copyright (C) 2013 by Open Source Routing. |
5 | Copyright (C) 2013 by Internet Systems Consortium, Inc. ("ISC") | |
718e3744 | 6 | |
7 | This file is part of GNU Zebra. | |
8 | ||
9 | GNU Zebra is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published | |
11 | by the Free Software Foundation; either version 2, or (at your | |
12 | option) any later version. | |
13 | ||
14 | GNU Zebra is distributed in the hope that it will be useful, but | |
15 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with GNU Zebra; see the file COPYING. If not, write to the | |
21 | Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | Boston, MA 02111-1307, USA. */ | |
23 | ||
24 | #include <zebra.h> | |
25 | ||
b21b19c5 | 26 | |
718e3744 | 27 | #include "memory.h" |
28 | #include "log.h" | |
5e4fa164 | 29 | #include <lib/version.h> |
9ab6812d | 30 | #include "thread.h" |
b21b19c5 | 31 | #include "vector.h" |
32 | #include "vty.h" | |
33 | #include "command.h" | |
354d119a | 34 | #include "workqueue.h" |
19dc275e | 35 | #include "vrf.h" |
718e3744 | 36 | |
37 | /* Command vector which includes some level of command lists. Normally | |
38 | each daemon maintains each own cmdvec. */ | |
eb820afe | 39 | vector cmdvec = NULL; |
718e3744 | 40 | |
cd40b329 | 41 | struct cmd_token token_cr; |
228da428 CC |
42 | char *command_cr = NULL; |
43 | ||
cd40b329 CF |
44 | enum filter_type |
45 | { | |
46 | FILTER_RELAXED, | |
47 | FILTER_STRICT | |
48 | }; | |
49 | ||
50 | enum matcher_rv | |
51 | { | |
52 | MATCHER_OK, | |
53 | MATCHER_COMPLETE, | |
54 | MATCHER_INCOMPLETE, | |
55 | MATCHER_NO_MATCH, | |
56 | MATCHER_AMBIGUOUS, | |
57 | MATCHER_EXCEED_ARGC_MAX | |
58 | }; | |
59 | ||
60 | #define MATCHER_ERROR(matcher_rv) \ | |
61 | ( (matcher_rv) == MATCHER_INCOMPLETE \ | |
62 | || (matcher_rv) == MATCHER_NO_MATCH \ | |
63 | || (matcher_rv) == MATCHER_AMBIGUOUS \ | |
64 | || (matcher_rv) == MATCHER_EXCEED_ARGC_MAX \ | |
65 | ) | |
66 | ||
718e3744 | 67 | /* Host information structure. */ |
68 | struct host host; | |
69 | ||
718e3744 | 70 | /* Standard command node structures. */ |
7fc626de | 71 | static struct cmd_node auth_node = |
718e3744 | 72 | { |
73 | AUTH_NODE, | |
74 | "Password: ", | |
75 | }; | |
76 | ||
7fc626de | 77 | static struct cmd_node view_node = |
718e3744 | 78 | { |
79 | VIEW_NODE, | |
80 | "%s> ", | |
81 | }; | |
82 | ||
7fc626de | 83 | static struct cmd_node restricted_node = |
62687ff1 PJ |
84 | { |
85 | RESTRICTED_NODE, | |
86 | "%s$ ", | |
87 | }; | |
88 | ||
7fc626de | 89 | static struct cmd_node auth_enable_node = |
718e3744 | 90 | { |
91 | AUTH_ENABLE_NODE, | |
92 | "Password: ", | |
93 | }; | |
94 | ||
7fc626de | 95 | static struct cmd_node enable_node = |
718e3744 | 96 | { |
97 | ENABLE_NODE, | |
98 | "%s# ", | |
99 | }; | |
100 | ||
7fc626de | 101 | static struct cmd_node config_node = |
718e3744 | 102 | { |
103 | CONFIG_NODE, | |
104 | "%s(config)# ", | |
105 | 1 | |
106 | }; | |
6590f2c3 | 107 | |
108 | /* Default motd string. */ | |
2d362d10 | 109 | static const char *default_motd = |
6590f2c3 | 110 | "\r\n\ |
111 | Hello, this is " QUAGGA_PROGNAME " (version " QUAGGA_VERSION ").\r\n\ | |
112 | " QUAGGA_COPYRIGHT "\r\n\ | |
0be793e6 | 113 | " GIT_INFO "\r\n"; |
6590f2c3 | 114 | |
274a4a44 | 115 | |
2d362d10 | 116 | static const struct facility_map { |
274a4a44 | 117 | int facility; |
118 | const char *name; | |
119 | size_t match; | |
120 | } syslog_facilities[] = | |
121 | { | |
122 | { LOG_KERN, "kern", 1 }, | |
123 | { LOG_USER, "user", 2 }, | |
124 | { LOG_MAIL, "mail", 1 }, | |
125 | { LOG_DAEMON, "daemon", 1 }, | |
126 | { LOG_AUTH, "auth", 1 }, | |
127 | { LOG_SYSLOG, "syslog", 1 }, | |
128 | { LOG_LPR, "lpr", 2 }, | |
129 | { LOG_NEWS, "news", 1 }, | |
130 | { LOG_UUCP, "uucp", 2 }, | |
131 | { LOG_CRON, "cron", 1 }, | |
132 | #ifdef LOG_FTP | |
133 | { LOG_FTP, "ftp", 1 }, | |
134 | #endif | |
135 | { LOG_LOCAL0, "local0", 6 }, | |
136 | { LOG_LOCAL1, "local1", 6 }, | |
137 | { LOG_LOCAL2, "local2", 6 }, | |
138 | { LOG_LOCAL3, "local3", 6 }, | |
139 | { LOG_LOCAL4, "local4", 6 }, | |
140 | { LOG_LOCAL5, "local5", 6 }, | |
141 | { LOG_LOCAL6, "local6", 6 }, | |
142 | { LOG_LOCAL7, "local7", 6 }, | |
143 | { 0, NULL, 0 }, | |
144 | }; | |
145 | ||
146 | static const char * | |
147 | facility_name(int facility) | |
148 | { | |
2d362d10 | 149 | const struct facility_map *fm; |
274a4a44 | 150 | |
151 | for (fm = syslog_facilities; fm->name; fm++) | |
152 | if (fm->facility == facility) | |
153 | return fm->name; | |
154 | return ""; | |
155 | } | |
156 | ||
157 | static int | |
158 | facility_match(const char *str) | |
159 | { | |
2d362d10 | 160 | const struct facility_map *fm; |
274a4a44 | 161 | |
162 | for (fm = syslog_facilities; fm->name; fm++) | |
163 | if (!strncmp(str,fm->name,fm->match)) | |
164 | return fm->facility; | |
165 | return -1; | |
166 | } | |
167 | ||
168 | static int | |
169 | level_match(const char *s) | |
170 | { | |
171 | int level ; | |
172 | ||
173 | for ( level = 0 ; zlog_priority [level] != NULL ; level ++ ) | |
174 | if (!strncmp (s, zlog_priority[level], 2)) | |
175 | return level; | |
176 | return ZLOG_DISABLED; | |
177 | } | |
178 | ||
cb585b65 | 179 | /* This is called from main when a daemon is invoked with -v or --version. */ |
6590f2c3 | 180 | void |
181 | print_version (const char *progname) | |
182 | { | |
cb585b65 | 183 | printf ("%s version %s\n", progname, QUAGGA_VERSION); |
184 | printf ("%s\n", QUAGGA_COPYRIGHT); | |
6590f2c3 | 185 | } |
186 | ||
6b0655a2 | 187 | |
718e3744 | 188 | /* Utility function to concatenate argv argument into a single string |
189 | with inserting ' ' character between each argument. */ | |
190 | char * | |
42d49865 | 191 | argv_concat (const char **argv, int argc, int shift) |
718e3744 | 192 | { |
193 | int i; | |
f6834d4c | 194 | size_t len; |
718e3744 | 195 | char *str; |
f6834d4c | 196 | char *p; |
718e3744 | 197 | |
f6834d4c | 198 | len = 0; |
199 | for (i = shift; i < argc; i++) | |
200 | len += strlen(argv[i])+1; | |
201 | if (!len) | |
202 | return NULL; | |
203 | p = str = XMALLOC(MTYPE_TMP, len); | |
718e3744 | 204 | for (i = shift; i < argc; i++) |
205 | { | |
f6834d4c | 206 | size_t arglen; |
207 | memcpy(p, argv[i], (arglen = strlen(argv[i]))); | |
208 | p += arglen; | |
209 | *p++ = ' '; | |
718e3744 | 210 | } |
f6834d4c | 211 | *(p-1) = '\0'; |
718e3744 | 212 | return str; |
213 | } | |
214 | ||
215 | /* Install top node of command vector. */ | |
216 | void | |
217 | install_node (struct cmd_node *node, | |
218 | int (*func) (struct vty *)) | |
219 | { | |
220 | vector_set_index (cmdvec, node->node, node); | |
221 | node->func = func; | |
222 | node->cmd_vector = vector_init (VECTOR_MIN_SIZE); | |
223 | } | |
224 | ||
718e3744 | 225 | /* Breaking up string into each command piece. I assume given |
226 | character is separated by a space character. Return value is a | |
227 | vector which includes char ** data element. */ | |
228 | vector | |
ea8e9d97 | 229 | cmd_make_strvec (const char *string) |
718e3744 | 230 | { |
ea8e9d97 | 231 | const char *cp, *start; |
232 | char *token; | |
718e3744 | 233 | int strlen; |
234 | vector strvec; | |
235 | ||
236 | if (string == NULL) | |
237 | return NULL; | |
238 | ||
239 | cp = string; | |
240 | ||
241 | /* Skip white spaces. */ | |
242 | while (isspace ((int) *cp) && *cp != '\0') | |
243 | cp++; | |
244 | ||
245 | /* Return if there is only white spaces */ | |
246 | if (*cp == '\0') | |
247 | return NULL; | |
248 | ||
249 | if (*cp == '!' || *cp == '#') | |
250 | return NULL; | |
251 | ||
252 | /* Prepare return vector. */ | |
253 | strvec = vector_init (VECTOR_MIN_SIZE); | |
254 | ||
255 | /* Copy each command piece and set into vector. */ | |
256 | while (1) | |
257 | { | |
258 | start = cp; | |
259 | while (!(isspace ((int) *cp) || *cp == '\r' || *cp == '\n') && | |
260 | *cp != '\0') | |
261 | cp++; | |
262 | strlen = cp - start; | |
263 | token = XMALLOC (MTYPE_STRVEC, strlen + 1); | |
264 | memcpy (token, start, strlen); | |
265 | *(token + strlen) = '\0'; | |
266 | vector_set (strvec, token); | |
267 | ||
268 | while ((isspace ((int) *cp) || *cp == '\n' || *cp == '\r') && | |
269 | *cp != '\0') | |
270 | cp++; | |
271 | ||
272 | if (*cp == '\0') | |
273 | return strvec; | |
274 | } | |
275 | } | |
276 | ||
277 | /* Free allocated string vector. */ | |
278 | void | |
279 | cmd_free_strvec (vector v) | |
280 | { | |
8c328f11 | 281 | unsigned int i; |
718e3744 | 282 | char *cp; |
283 | ||
284 | if (!v) | |
285 | return; | |
286 | ||
55468c86 | 287 | for (i = 0; i < vector_active (v); i++) |
718e3744 | 288 | if ((cp = vector_slot (v, i)) != NULL) |
289 | XFREE (MTYPE_STRVEC, cp); | |
290 | ||
291 | vector_free (v); | |
292 | } | |
293 | ||
cd40b329 CF |
294 | struct format_parser_state |
295 | { | |
296 | vector topvect; /* Top level vector */ | |
297 | vector intvect; /* Intermediate level vector, used when there's | |
298 | * a multiple in a keyword. */ | |
299 | vector curvect; /* current vector where read tokens should be | |
300 | appended. */ | |
301 | ||
302 | const char *string; /* pointer to command string, not modified */ | |
303 | const char *cp; /* pointer in command string, moved along while | |
304 | parsing */ | |
305 | const char *dp; /* pointer in description string, moved along while | |
306 | parsing */ | |
307 | ||
308 | int in_keyword; /* flag to remember if we are in a keyword group */ | |
309 | int in_multiple; /* flag to remember if we are in a multiple group */ | |
310 | int just_read_word; /* flag to remember if the last thing we red was a | |
311 | * real word and not some abstract token */ | |
312 | }; | |
313 | ||
314 | static void | |
315 | format_parser_error(struct format_parser_state *state, const char *message) | |
316 | { | |
317 | int offset = state->cp - state->string + 1; | |
318 | ||
319 | fprintf(stderr, "\nError parsing command: \"%s\"\n", state->string); | |
320 | fprintf(stderr, " %*c\n", offset, '^'); | |
321 | fprintf(stderr, "%s at offset %d.\n", message, offset); | |
322 | fprintf(stderr, "This is a programming error. Check your DEFUNs etc.\n"); | |
323 | exit(1); | |
324 | } | |
325 | ||
274a4a44 | 326 | static char * |
cd40b329 | 327 | format_parser_desc_str(struct format_parser_state *state) |
718e3744 | 328 | { |
6ad96ea1 | 329 | const char *cp, *start; |
330 | char *token; | |
718e3744 | 331 | int strlen; |
cd40b329 CF |
332 | |
333 | cp = state->dp; | |
718e3744 | 334 | |
335 | if (cp == NULL) | |
336 | return NULL; | |
337 | ||
338 | /* Skip white spaces. */ | |
339 | while (isspace ((int) *cp) && *cp != '\0') | |
340 | cp++; | |
341 | ||
342 | /* Return if there is only white spaces */ | |
343 | if (*cp == '\0') | |
344 | return NULL; | |
345 | ||
346 | start = cp; | |
347 | ||
348 | while (!(*cp == '\r' || *cp == '\n') && *cp != '\0') | |
349 | cp++; | |
350 | ||
351 | strlen = cp - start; | |
cd40b329 | 352 | token = XMALLOC (MTYPE_CMD_TOKENS, strlen + 1); |
718e3744 | 353 | memcpy (token, start, strlen); |
354 | *(token + strlen) = '\0'; | |
355 | ||
cd40b329 | 356 | state->dp = cp; |
718e3744 | 357 | |
358 | return token; | |
359 | } | |
360 | ||
cd40b329 CF |
361 | static void |
362 | format_parser_begin_keyword(struct format_parser_state *state) | |
718e3744 | 363 | { |
cd40b329 CF |
364 | struct cmd_token *token; |
365 | vector keyword_vect; | |
718e3744 | 366 | |
cd40b329 CF |
367 | if (state->in_keyword |
368 | || state->in_multiple) | |
369 | format_parser_error(state, "Unexpected '{'"); | |
718e3744 | 370 | |
cd40b329 CF |
371 | state->cp++; |
372 | state->in_keyword = 1; | |
718e3744 | 373 | |
cd40b329 CF |
374 | token = XCALLOC(MTYPE_CMD_TOKENS, sizeof(*token)); |
375 | token->type = TOKEN_KEYWORD; | |
376 | token->keyword = vector_init(VECTOR_MIN_SIZE); | |
718e3744 | 377 | |
cd40b329 CF |
378 | keyword_vect = vector_init(VECTOR_MIN_SIZE); |
379 | vector_set(token->keyword, keyword_vect); | |
718e3744 | 380 | |
cd40b329 CF |
381 | vector_set(state->curvect, token); |
382 | state->curvect = keyword_vect; | |
383 | } | |
718e3744 | 384 | |
cd40b329 CF |
385 | static void |
386 | format_parser_begin_multiple(struct format_parser_state *state) | |
387 | { | |
388 | struct cmd_token *token; | |
718e3744 | 389 | |
cd40b329 CF |
390 | if (state->in_keyword == 1) |
391 | format_parser_error(state, "Keyword starting with '('"); | |
718e3744 | 392 | |
cd40b329 CF |
393 | if (state->in_multiple) |
394 | format_parser_error(state, "Nested group"); | |
718e3744 | 395 | |
cd40b329 CF |
396 | state->cp++; |
397 | state->in_multiple = 1; | |
398 | state->just_read_word = 0; | |
399 | ||
400 | token = XCALLOC(MTYPE_CMD_TOKENS, sizeof(*token)); | |
401 | token->type = TOKEN_MULTIPLE; | |
402 | token->multiple = vector_init(VECTOR_MIN_SIZE); | |
718e3744 | 403 | |
cd40b329 CF |
404 | vector_set(state->curvect, token); |
405 | if (state->curvect != state->topvect) | |
406 | state->intvect = state->curvect; | |
407 | state->curvect = token->multiple; | |
408 | } | |
718e3744 | 409 | |
cd40b329 CF |
410 | static void |
411 | format_parser_end_keyword(struct format_parser_state *state) | |
412 | { | |
413 | if (state->in_multiple | |
414 | || !state->in_keyword) | |
415 | format_parser_error(state, "Unexpected '}'"); | |
718e3744 | 416 | |
cd40b329 CF |
417 | if (state->in_keyword == 1) |
418 | format_parser_error(state, "Empty keyword group"); | |
718e3744 | 419 | |
cd40b329 CF |
420 | state->cp++; |
421 | state->in_keyword = 0; | |
422 | state->curvect = state->topvect; | |
423 | } | |
424 | ||
425 | static void | |
426 | format_parser_end_multiple(struct format_parser_state *state) | |
427 | { | |
428 | char *dummy; | |
429 | ||
430 | if (!state->in_multiple) | |
431 | format_parser_error(state, "Unepexted ')'"); | |
432 | ||
433 | if (vector_active(state->curvect) == 0) | |
434 | format_parser_error(state, "Empty multiple section"); | |
435 | ||
436 | if (!state->just_read_word) | |
437 | { | |
438 | /* There are constructions like | |
439 | * 'show ip ospf database ... (self-originate|)' | |
440 | * in use. | |
441 | * The old parser reads a description string for the | |
442 | * word '' between |) which will never match. | |
443 | * Simulate this behvaior by dropping the next desc | |
444 | * string in such a case. */ | |
445 | ||
446 | dummy = format_parser_desc_str(state); | |
447 | XFREE(MTYPE_CMD_TOKENS, dummy); | |
718e3744 | 448 | } |
cd40b329 CF |
449 | |
450 | state->cp++; | |
451 | state->in_multiple = 0; | |
452 | ||
453 | if (state->intvect) | |
454 | state->curvect = state->intvect; | |
455 | else | |
456 | state->curvect = state->topvect; | |
718e3744 | 457 | } |
458 | ||
cd40b329 CF |
459 | static void |
460 | format_parser_handle_pipe(struct format_parser_state *state) | |
718e3744 | 461 | { |
cd40b329 CF |
462 | struct cmd_token *keyword_token; |
463 | vector keyword_vect; | |
718e3744 | 464 | |
cd40b329 | 465 | if (state->in_multiple) |
718e3744 | 466 | { |
cd40b329 CF |
467 | state->just_read_word = 0; |
468 | state->cp++; | |
469 | } | |
470 | else if (state->in_keyword) | |
471 | { | |
472 | state->in_keyword = 1; | |
473 | state->cp++; | |
474 | ||
475 | keyword_token = vector_slot(state->topvect, | |
476 | vector_active(state->topvect) - 1); | |
477 | keyword_vect = vector_init(VECTOR_MIN_SIZE); | |
478 | vector_set(keyword_token->keyword, keyword_vect); | |
479 | state->curvect = keyword_vect; | |
480 | } | |
481 | else | |
482 | { | |
483 | format_parser_error(state, "Unexpected '|'"); | |
484 | } | |
485 | } | |
486 | ||
487 | static void | |
488 | format_parser_read_word(struct format_parser_state *state) | |
489 | { | |
490 | const char *start; | |
491 | int len; | |
492 | char *cmd; | |
493 | struct cmd_token *token; | |
494 | ||
495 | start = state->cp; | |
496 | ||
497 | while (state->cp[0] != '\0' | |
498 | && !strchr("\r\n(){}|", state->cp[0]) | |
499 | && !isspace((int)state->cp[0])) | |
500 | state->cp++; | |
501 | ||
502 | len = state->cp - start; | |
503 | cmd = XMALLOC(MTYPE_CMD_TOKENS, len + 1); | |
504 | memcpy(cmd, start, len); | |
505 | cmd[len] = '\0'; | |
506 | ||
507 | token = XCALLOC(MTYPE_CMD_TOKENS, sizeof(*token)); | |
508 | token->type = TOKEN_TERMINAL; | |
509 | token->cmd = cmd; | |
510 | token->desc = format_parser_desc_str(state); | |
511 | vector_set(state->curvect, token); | |
512 | ||
513 | if (state->in_keyword == 1) | |
514 | state->in_keyword = 2; | |
515 | ||
516 | state->just_read_word = 1; | |
517 | } | |
518 | ||
519 | /** | |
520 | * Parse a given command format string and build a tree of tokens from | |
521 | * it that is suitable to be used by the command subsystem. | |
522 | * | |
523 | * @param string Command format string. | |
524 | * @param descstr Description string. | |
525 | * @return A vector of struct cmd_token representing the given command, | |
526 | * or NULL on error. | |
527 | */ | |
528 | static vector | |
529 | cmd_parse_format(const char *string, const char *descstr) | |
530 | { | |
531 | struct format_parser_state state; | |
532 | ||
533 | if (string == NULL) | |
534 | return NULL; | |
535 | ||
536 | memset(&state, 0, sizeof(state)); | |
537 | state.topvect = state.curvect = vector_init(VECTOR_MIN_SIZE); | |
538 | state.cp = state.string = string; | |
539 | state.dp = descstr; | |
540 | ||
541 | while (1) | |
542 | { | |
543 | while (isspace((int)state.cp[0]) && state.cp[0] != '\0') | |
544 | state.cp++; | |
545 | ||
546 | switch (state.cp[0]) | |
547 | { | |
548 | case '\0': | |
549 | if (state.in_keyword | |
550 | || state.in_multiple) | |
551 | format_parser_error(&state, "Unclosed group/keyword"); | |
552 | return state.topvect; | |
553 | case '{': | |
554 | format_parser_begin_keyword(&state); | |
555 | break; | |
556 | case '(': | |
557 | format_parser_begin_multiple(&state); | |
558 | break; | |
559 | case '}': | |
560 | format_parser_end_keyword(&state); | |
561 | break; | |
562 | case ')': | |
563 | format_parser_end_multiple(&state); | |
564 | break; | |
565 | case '|': | |
566 | format_parser_handle_pipe(&state); | |
567 | break; | |
568 | default: | |
569 | format_parser_read_word(&state); | |
570 | } | |
718e3744 | 571 | } |
718e3744 | 572 | } |
573 | ||
574 | /* Return prompt character of specified node. */ | |
8c328f11 | 575 | const char * |
718e3744 | 576 | cmd_prompt (enum node_type node) |
577 | { | |
578 | struct cmd_node *cnode; | |
579 | ||
580 | cnode = vector_slot (cmdvec, node); | |
581 | return cnode->prompt; | |
582 | } | |
583 | ||
584 | /* Install a command into a node. */ | |
585 | void | |
586 | install_element (enum node_type ntype, struct cmd_element *cmd) | |
587 | { | |
588 | struct cmd_node *cnode; | |
eb820afe | 589 | |
590 | /* cmd_init hasn't been called */ | |
591 | if (!cmdvec) | |
592 | return; | |
593 | ||
718e3744 | 594 | cnode = vector_slot (cmdvec, ntype); |
595 | ||
596 | if (cnode == NULL) | |
597 | { | |
598 | fprintf (stderr, "Command node %d doesn't exist, please check it\n", | |
599 | ntype); | |
600 | exit (1); | |
601 | } | |
602 | ||
603 | vector_set (cnode->cmd_vector, cmd); | |
cd40b329 CF |
604 | if (cmd->tokens == NULL) |
605 | cmd->tokens = cmd_parse_format(cmd->string, cmd->doc); | |
718e3744 | 606 | } |
607 | ||
2d362d10 | 608 | static const unsigned char itoa64[] = |
718e3744 | 609 | "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
610 | ||
274a4a44 | 611 | static void |
718e3744 | 612 | to64(char *s, long v, int n) |
613 | { | |
614 | while (--n >= 0) | |
615 | { | |
616 | *s++ = itoa64[v&0x3f]; | |
617 | v >>= 6; | |
618 | } | |
619 | } | |
620 | ||
274a4a44 | 621 | static char * |
622 | zencrypt (const char *passwd) | |
718e3744 | 623 | { |
624 | char salt[6]; | |
625 | struct timeval tv; | |
626 | char *crypt (const char *, const char *); | |
627 | ||
628 | gettimeofday(&tv,0); | |
629 | ||
630 | to64(&salt[0], random(), 3); | |
631 | to64(&salt[3], tv.tv_usec, 3); | |
632 | salt[5] = '\0'; | |
633 | ||
634 | return crypt (passwd, salt); | |
635 | } | |
636 | ||
637 | /* This function write configuration of this host. */ | |
274a4a44 | 638 | static int |
718e3744 | 639 | config_write_host (struct vty *vty) |
640 | { | |
641 | if (host.name) | |
642 | vty_out (vty, "hostname %s%s", host.name, VTY_NEWLINE); | |
643 | ||
644 | if (host.encrypt) | |
645 | { | |
646 | if (host.password_encrypt) | |
647 | vty_out (vty, "password 8 %s%s", host.password_encrypt, VTY_NEWLINE); | |
648 | if (host.enable_encrypt) | |
649 | vty_out (vty, "enable password 8 %s%s", host.enable_encrypt, VTY_NEWLINE); | |
650 | } | |
651 | else | |
652 | { | |
653 | if (host.password) | |
654 | vty_out (vty, "password %s%s", host.password, VTY_NEWLINE); | |
655 | if (host.enable) | |
656 | vty_out (vty, "enable password %s%s", host.enable, VTY_NEWLINE); | |
657 | } | |
658 | ||
274a4a44 | 659 | if (zlog_default->default_lvl != LOG_DEBUG) |
82146b88 | 660 | { |
661 | vty_out (vty, "! N.B. The 'log trap' command is deprecated.%s", | |
662 | VTY_NEWLINE); | |
663 | vty_out (vty, "log trap %s%s", | |
664 | zlog_priority[zlog_default->default_lvl], VTY_NEWLINE); | |
665 | } | |
274a4a44 | 666 | |
667 | if (host.logfile && (zlog_default->maxlvl[ZLOG_DEST_FILE] != ZLOG_DISABLED)) | |
668 | { | |
669 | vty_out (vty, "log file %s", host.logfile); | |
670 | if (zlog_default->maxlvl[ZLOG_DEST_FILE] != zlog_default->default_lvl) | |
671 | vty_out (vty, " %s", | |
672 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_FILE]]); | |
673 | vty_out (vty, "%s", VTY_NEWLINE); | |
674 | } | |
675 | ||
676 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != ZLOG_DISABLED) | |
677 | { | |
678 | vty_out (vty, "log stdout"); | |
679 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != zlog_default->default_lvl) | |
680 | vty_out (vty, " %s", | |
681 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_STDOUT]]); | |
682 | vty_out (vty, "%s", VTY_NEWLINE); | |
683 | } | |
718e3744 | 684 | |
274a4a44 | 685 | if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) |
686 | vty_out(vty,"no log monitor%s",VTY_NEWLINE); | |
687 | else if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] != zlog_default->default_lvl) | |
688 | vty_out(vty,"log monitor %s%s", | |
689 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_MONITOR]],VTY_NEWLINE); | |
718e3744 | 690 | |
274a4a44 | 691 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) |
12ab19f1 | 692 | { |
693 | vty_out (vty, "log syslog"); | |
274a4a44 | 694 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != zlog_default->default_lvl) |
695 | vty_out (vty, " %s", | |
696 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_SYSLOG]]); | |
12ab19f1 | 697 | vty_out (vty, "%s", VTY_NEWLINE); |
698 | } | |
274a4a44 | 699 | |
700 | if (zlog_default->facility != LOG_DAEMON) | |
701 | vty_out (vty, "log facility %s%s", | |
702 | facility_name(zlog_default->facility), VTY_NEWLINE); | |
718e3744 | 703 | |
704 | if (zlog_default->record_priority == 1) | |
705 | vty_out (vty, "log record-priority%s", VTY_NEWLINE); | |
706 | ||
1ed72e0b AS |
707 | if (zlog_default->timestamp_precision > 0) |
708 | vty_out (vty, "log timestamp precision %d%s", | |
709 | zlog_default->timestamp_precision, VTY_NEWLINE); | |
710 | ||
718e3744 | 711 | if (host.advanced) |
712 | vty_out (vty, "service advanced-vty%s", VTY_NEWLINE); | |
713 | ||
714 | if (host.encrypt) | |
715 | vty_out (vty, "service password-encryption%s", VTY_NEWLINE); | |
716 | ||
717 | if (host.lines >= 0) | |
718 | vty_out (vty, "service terminal-length %d%s", host.lines, | |
719 | VTY_NEWLINE); | |
720 | ||
3b0c5d9a | 721 | if (host.motdfile) |
722 | vty_out (vty, "banner motd file %s%s", host.motdfile, VTY_NEWLINE); | |
723 | else if (! host.motd) | |
718e3744 | 724 | vty_out (vty, "no banner motd%s", VTY_NEWLINE); |
725 | ||
726 | return 1; | |
727 | } | |
728 | ||
729 | /* Utility function for getting command vector. */ | |
274a4a44 | 730 | static vector |
718e3744 | 731 | cmd_node_vector (vector v, enum node_type ntype) |
732 | { | |
733 | struct cmd_node *cnode = vector_slot (v, ntype); | |
734 | return cnode->cmd_vector; | |
735 | } | |
736 | ||
274a4a44 | 737 | #if 0 |
738 | /* Filter command vector by symbol. This function is not actually used; | |
739 | * should it be deleted? */ | |
740 | static int | |
718e3744 | 741 | cmd_filter_by_symbol (char *command, char *symbol) |
742 | { | |
743 | int i, lim; | |
744 | ||
745 | if (strcmp (symbol, "IPV4_ADDRESS") == 0) | |
746 | { | |
747 | i = 0; | |
748 | lim = strlen (command); | |
749 | while (i < lim) | |
750 | { | |
751 | if (! (isdigit ((int) command[i]) || command[i] == '.' || command[i] == '/')) | |
752 | return 1; | |
753 | i++; | |
754 | } | |
755 | return 0; | |
756 | } | |
757 | if (strcmp (symbol, "STRING") == 0) | |
758 | { | |
759 | i = 0; | |
760 | lim = strlen (command); | |
761 | while (i < lim) | |
762 | { | |
763 | if (! (isalpha ((int) command[i]) || command[i] == '_' || command[i] == '-')) | |
764 | return 1; | |
765 | i++; | |
766 | } | |
767 | return 0; | |
768 | } | |
769 | if (strcmp (symbol, "IFNAME") == 0) | |
770 | { | |
771 | i = 0; | |
772 | lim = strlen (command); | |
773 | while (i < lim) | |
774 | { | |
775 | if (! isalnum ((int) command[i])) | |
776 | return 1; | |
777 | i++; | |
778 | } | |
779 | return 0; | |
780 | } | |
781 | return 0; | |
782 | } | |
274a4a44 | 783 | #endif |
718e3744 | 784 | |
785 | /* Completion match types. */ | |
786 | enum match_type | |
787 | { | |
788 | no_match, | |
789 | extend_match, | |
790 | ipv4_prefix_match, | |
791 | ipv4_match, | |
792 | ipv6_prefix_match, | |
793 | ipv6_match, | |
794 | range_match, | |
795 | vararg_match, | |
796 | partly_match, | |
797 | exact_match | |
798 | }; | |
799 | ||
274a4a44 | 800 | static enum match_type |
8c328f11 | 801 | cmd_ipv4_match (const char *str) |
718e3744 | 802 | { |
8c328f11 | 803 | const char *sp; |
718e3744 | 804 | int dots = 0, nums = 0; |
805 | char buf[4]; | |
806 | ||
807 | if (str == NULL) | |
808 | return partly_match; | |
809 | ||
810 | for (;;) | |
811 | { | |
812 | memset (buf, 0, sizeof (buf)); | |
813 | sp = str; | |
814 | while (*str != '\0') | |
815 | { | |
816 | if (*str == '.') | |
817 | { | |
818 | if (dots >= 3) | |
819 | return no_match; | |
820 | ||
821 | if (*(str + 1) == '.') | |
822 | return no_match; | |
823 | ||
824 | if (*(str + 1) == '\0') | |
825 | return partly_match; | |
826 | ||
827 | dots++; | |
828 | break; | |
829 | } | |
830 | if (!isdigit ((int) *str)) | |
831 | return no_match; | |
832 | ||
833 | str++; | |
834 | } | |
835 | ||
836 | if (str - sp > 3) | |
837 | return no_match; | |
838 | ||
839 | strncpy (buf, sp, str - sp); | |
840 | if (atoi (buf) > 255) | |
841 | return no_match; | |
842 | ||
843 | nums++; | |
844 | ||
845 | if (*str == '\0') | |
846 | break; | |
847 | ||
848 | str++; | |
849 | } | |
850 | ||
851 | if (nums < 4) | |
852 | return partly_match; | |
853 | ||
854 | return exact_match; | |
855 | } | |
856 | ||
274a4a44 | 857 | static enum match_type |
8c328f11 | 858 | cmd_ipv4_prefix_match (const char *str) |
718e3744 | 859 | { |
8c328f11 | 860 | const char *sp; |
718e3744 | 861 | int dots = 0; |
862 | char buf[4]; | |
863 | ||
864 | if (str == NULL) | |
865 | return partly_match; | |
866 | ||
867 | for (;;) | |
868 | { | |
869 | memset (buf, 0, sizeof (buf)); | |
870 | sp = str; | |
871 | while (*str != '\0' && *str != '/') | |
872 | { | |
873 | if (*str == '.') | |
874 | { | |
875 | if (dots == 3) | |
876 | return no_match; | |
877 | ||
878 | if (*(str + 1) == '.' || *(str + 1) == '/') | |
879 | return no_match; | |
880 | ||
881 | if (*(str + 1) == '\0') | |
882 | return partly_match; | |
883 | ||
884 | dots++; | |
885 | break; | |
886 | } | |
887 | ||
888 | if (!isdigit ((int) *str)) | |
889 | return no_match; | |
890 | ||
891 | str++; | |
892 | } | |
893 | ||
894 | if (str - sp > 3) | |
895 | return no_match; | |
896 | ||
897 | strncpy (buf, sp, str - sp); | |
898 | if (atoi (buf) > 255) | |
899 | return no_match; | |
900 | ||
901 | if (dots == 3) | |
902 | { | |
903 | if (*str == '/') | |
904 | { | |
905 | if (*(str + 1) == '\0') | |
906 | return partly_match; | |
907 | ||
908 | str++; | |
909 | break; | |
910 | } | |
911 | else if (*str == '\0') | |
912 | return partly_match; | |
913 | } | |
914 | ||
915 | if (*str == '\0') | |
916 | return partly_match; | |
917 | ||
918 | str++; | |
919 | } | |
920 | ||
921 | sp = str; | |
922 | while (*str != '\0') | |
923 | { | |
924 | if (!isdigit ((int) *str)) | |
925 | return no_match; | |
926 | ||
927 | str++; | |
928 | } | |
929 | ||
930 | if (atoi (sp) > 32) | |
931 | return no_match; | |
932 | ||
933 | return exact_match; | |
934 | } | |
935 | ||
936 | #define IPV6_ADDR_STR "0123456789abcdefABCDEF:.%" | |
937 | #define IPV6_PREFIX_STR "0123456789abcdefABCDEF:.%/" | |
938 | #define STATE_START 1 | |
939 | #define STATE_COLON 2 | |
940 | #define STATE_DOUBLE 3 | |
941 | #define STATE_ADDR 4 | |
942 | #define STATE_DOT 5 | |
943 | #define STATE_SLASH 6 | |
944 | #define STATE_MASK 7 | |
945 | ||
22e0a9e6 | 946 | #ifdef HAVE_IPV6 |
947 | ||
274a4a44 | 948 | static enum match_type |
8c328f11 | 949 | cmd_ipv6_match (const char *str) |
718e3744 | 950 | { |
726f9b2b | 951 | struct sockaddr_in6 sin6_dummy; |
952 | int ret; | |
718e3744 | 953 | |
954 | if (str == NULL) | |
955 | return partly_match; | |
956 | ||
957 | if (strspn (str, IPV6_ADDR_STR) != strlen (str)) | |
958 | return no_match; | |
959 | ||
726f9b2b | 960 | /* use inet_pton that has a better support, |
961 | * for example inet_pton can support the automatic addresses: | |
962 | * ::1.2.3.4 | |
963 | */ | |
964 | ret = inet_pton(AF_INET6, str, &sin6_dummy.sin6_addr); | |
965 | ||
966 | if (ret == 1) | |
967 | return exact_match; | |
968 | ||
7c9c6aeb | 969 | return no_match; |
718e3744 | 970 | } |
971 | ||
274a4a44 | 972 | static enum match_type |
8c328f11 | 973 | cmd_ipv6_prefix_match (const char *str) |
718e3744 | 974 | { |
975 | int state = STATE_START; | |
976 | int colons = 0, nums = 0, double_colon = 0; | |
977 | int mask; | |
8c328f11 | 978 | const char *sp = NULL; |
718e3744 | 979 | char *endptr = NULL; |
980 | ||
981 | if (str == NULL) | |
982 | return partly_match; | |
983 | ||
984 | if (strspn (str, IPV6_PREFIX_STR) != strlen (str)) | |
985 | return no_match; | |
986 | ||
987 | while (*str != '\0' && state != STATE_MASK) | |
988 | { | |
989 | switch (state) | |
990 | { | |
991 | case STATE_START: | |
992 | if (*str == ':') | |
993 | { | |
994 | if (*(str + 1) != ':' && *(str + 1) != '\0') | |
995 | return no_match; | |
996 | colons--; | |
997 | state = STATE_COLON; | |
998 | } | |
999 | else | |
1000 | { | |
1001 | sp = str; | |
1002 | state = STATE_ADDR; | |
1003 | } | |
1004 | ||
1005 | continue; | |
1006 | case STATE_COLON: | |
1007 | colons++; | |
1008 | if (*(str + 1) == '/') | |
1009 | return no_match; | |
1010 | else if (*(str + 1) == ':') | |
1011 | state = STATE_DOUBLE; | |
1012 | else | |
1013 | { | |
1014 | sp = str + 1; | |
1015 | state = STATE_ADDR; | |
1016 | } | |
1017 | break; | |
1018 | case STATE_DOUBLE: | |
1019 | if (double_colon) | |
1020 | return no_match; | |
1021 | ||
1022 | if (*(str + 1) == ':') | |
1023 | return no_match; | |
1024 | else | |
1025 | { | |
1026 | if (*(str + 1) != '\0' && *(str + 1) != '/') | |
1027 | colons++; | |
1028 | sp = str + 1; | |
1029 | ||
1030 | if (*(str + 1) == '/') | |
1031 | state = STATE_SLASH; | |
1032 | else | |
1033 | state = STATE_ADDR; | |
1034 | } | |
1035 | ||
1036 | double_colon++; | |
1037 | nums += 1; | |
1038 | break; | |
1039 | case STATE_ADDR: | |
1040 | if (*(str + 1) == ':' || *(str + 1) == '.' | |
1041 | || *(str + 1) == '\0' || *(str + 1) == '/') | |
1042 | { | |
1043 | if (str - sp > 3) | |
1044 | return no_match; | |
1045 | ||
1046 | for (; sp <= str; sp++) | |
1047 | if (*sp == '/') | |
1048 | return no_match; | |
1049 | ||
1050 | nums++; | |
1051 | ||
1052 | if (*(str + 1) == ':') | |
1053 | state = STATE_COLON; | |
1054 | else if (*(str + 1) == '.') | |
aa5cf24b DL |
1055 | { |
1056 | if (colons || double_colon) | |
1057 | state = STATE_DOT; | |
1058 | else | |
1059 | return no_match; | |
1060 | } | |
718e3744 | 1061 | else if (*(str + 1) == '/') |
1062 | state = STATE_SLASH; | |
1063 | } | |
1064 | break; | |
1065 | case STATE_DOT: | |
1066 | state = STATE_ADDR; | |
1067 | break; | |
1068 | case STATE_SLASH: | |
1069 | if (*(str + 1) == '\0') | |
1070 | return partly_match; | |
1071 | ||
1072 | state = STATE_MASK; | |
1073 | break; | |
1074 | default: | |
1075 | break; | |
1076 | } | |
1077 | ||
1078 | if (nums > 11) | |
1079 | return no_match; | |
1080 | ||
1081 | if (colons > 7) | |
1082 | return no_match; | |
1083 | ||
1084 | str++; | |
1085 | } | |
1086 | ||
1087 | if (state < STATE_MASK) | |
1088 | return partly_match; | |
1089 | ||
1090 | mask = strtol (str, &endptr, 10); | |
1091 | if (*endptr != '\0') | |
1092 | return no_match; | |
1093 | ||
1094 | if (mask < 0 || mask > 128) | |
1095 | return no_match; | |
1096 | ||
1097 | /* I don't know why mask < 13 makes command match partly. | |
1098 | Forgive me to make this comments. I Want to set static default route | |
1099 | because of lack of function to originate default in ospf6d; sorry | |
1100 | yasu | |
1101 | if (mask < 13) | |
1102 | return partly_match; | |
1103 | */ | |
1104 | ||
1105 | return exact_match; | |
1106 | } | |
1107 | ||
22e0a9e6 | 1108 | #endif /* HAVE_IPV6 */ |
1109 | ||
f702c39f | 1110 | #define DECIMAL_STRLEN_MAX 20 |
718e3744 | 1111 | |
274a4a44 | 1112 | static int |
8c328f11 | 1113 | cmd_range_match (const char *range, const char *str) |
718e3744 | 1114 | { |
1115 | char *p; | |
1116 | char buf[DECIMAL_STRLEN_MAX + 1]; | |
1117 | char *endptr = NULL; | |
f702c39f | 1118 | signed long long min, max, val; |
718e3744 | 1119 | |
1120 | if (str == NULL) | |
1121 | return 1; | |
1122 | ||
f702c39f | 1123 | val = strtoll (str, &endptr, 10); |
718e3744 | 1124 | if (*endptr != '\0') |
1125 | return 0; | |
f702c39f | 1126 | val = llabs(val); |
718e3744 | 1127 | |
1128 | range++; | |
1129 | p = strchr (range, '-'); | |
1130 | if (p == NULL) | |
1131 | return 0; | |
1132 | if (p - range > DECIMAL_STRLEN_MAX) | |
1133 | return 0; | |
1134 | strncpy (buf, range, p - range); | |
1135 | buf[p - range] = '\0'; | |
f702c39f | 1136 | min = strtoll (buf, &endptr, 10); |
718e3744 | 1137 | if (*endptr != '\0') |
1138 | return 0; | |
1139 | ||
1140 | range = p + 1; | |
1141 | p = strchr (range, '>'); | |
1142 | if (p == NULL) | |
1143 | return 0; | |
1144 | if (p - range > DECIMAL_STRLEN_MAX) | |
1145 | return 0; | |
1146 | strncpy (buf, range, p - range); | |
1147 | buf[p - range] = '\0'; | |
f702c39f | 1148 | max = strtoll (buf, &endptr, 10); |
718e3744 | 1149 | if (*endptr != '\0') |
1150 | return 0; | |
1151 | ||
1152 | if (val < min || val > max) | |
1153 | return 0; | |
1154 | ||
1155 | return 1; | |
1156 | } | |
1157 | ||
274a4a44 | 1158 | static enum match_type |
cd40b329 CF |
1159 | cmd_word_match(struct cmd_token *token, |
1160 | enum filter_type filter, | |
1161 | const char *word) | |
718e3744 | 1162 | { |
8c328f11 | 1163 | const char *str; |
718e3744 | 1164 | enum match_type match_type; |
909a2155 | 1165 | |
cd40b329 | 1166 | str = token->cmd; |
718e3744 | 1167 | |
cd40b329 CF |
1168 | if (filter == FILTER_RELAXED) |
1169 | if (!word || !strlen(word)) | |
1170 | return partly_match; | |
718e3744 | 1171 | |
cd40b329 CF |
1172 | if (!word) |
1173 | return no_match; | |
909a2155 | 1174 | |
cd40b329 CF |
1175 | if (CMD_VARARG(str)) |
1176 | { | |
1177 | return vararg_match; | |
1178 | } | |
1179 | else if (CMD_RANGE(str)) | |
1180 | { | |
1181 | if (cmd_range_match(str, word)) | |
1182 | return range_match; | |
1183 | } | |
22e0a9e6 | 1184 | #ifdef HAVE_IPV6 |
cd40b329 CF |
1185 | else if (CMD_IPV6(str)) |
1186 | { | |
1187 | match_type = cmd_ipv6_match(word); | |
1188 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
1189 | || (filter == FILTER_STRICT && match_type == exact_match)) | |
1190 | return ipv6_match; | |
1191 | } | |
1192 | else if (CMD_IPV6_PREFIX(str)) | |
1193 | { | |
1194 | match_type = cmd_ipv6_prefix_match(word); | |
1195 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
1196 | || (filter == FILTER_STRICT && match_type == exact_match)) | |
1197 | return ipv6_prefix_match; | |
1198 | } | |
1199 | #endif /* HAVE_IPV6 */ | |
1200 | else if (CMD_IPV4(str)) | |
1201 | { | |
1202 | match_type = cmd_ipv4_match(word); | |
1203 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
1204 | || (filter == FILTER_STRICT && match_type == exact_match)) | |
1205 | return ipv4_match; | |
1206 | } | |
1207 | else if (CMD_IPV4_PREFIX(str)) | |
1208 | { | |
1209 | match_type = cmd_ipv4_prefix_match(word); | |
1210 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
1211 | || (filter == FILTER_STRICT && match_type == exact_match)) | |
1212 | return ipv4_prefix_match; | |
1213 | } | |
1214 | else if (CMD_OPTION(str) || CMD_VARIABLE(str)) | |
1215 | { | |
1216 | return extend_match; | |
1217 | } | |
1218 | else | |
1219 | { | |
1220 | if (filter == FILTER_RELAXED && !strncmp(str, word, strlen(word))) | |
1221 | { | |
1222 | if (!strcmp(str, word)) | |
1223 | return exact_match; | |
1224 | return partly_match; | |
1225 | } | |
1226 | if (filter == FILTER_STRICT && !strcmp(str, word)) | |
1227 | return exact_match; | |
1228 | } | |
909a2155 | 1229 | |
cd40b329 CF |
1230 | return no_match; |
1231 | } | |
909a2155 | 1232 | |
cd40b329 CF |
1233 | struct cmd_matcher |
1234 | { | |
1235 | struct cmd_element *cmd; /* The command element the matcher is using */ | |
1236 | enum filter_type filter; /* Whether to use strict or relaxed matching */ | |
1237 | vector vline; /* The tokenized commandline which is to be matched */ | |
1238 | unsigned int index; /* The index up to which matching should be done */ | |
909a2155 | 1239 | |
cd40b329 CF |
1240 | /* If set, construct a list of matches at the position given by index */ |
1241 | enum match_type *match_type; | |
1242 | vector *match; | |
1243 | ||
1244 | unsigned int word_index; /* iterating over vline */ | |
1245 | }; | |
1246 | ||
1247 | static int | |
1248 | push_argument(int *argc, const char **argv, const char *arg) | |
1249 | { | |
1250 | if (!arg || !strlen(arg)) | |
1251 | arg = NULL; | |
1252 | ||
1253 | if (!argc || !argv) | |
1254 | return 0; | |
1255 | ||
1256 | if (*argc >= CMD_ARGC_MAX) | |
1257 | return -1; | |
1258 | ||
1259 | argv[(*argc)++] = arg; | |
1260 | return 0; | |
1261 | } | |
1262 | ||
1263 | static void | |
1264 | cmd_matcher_record_match(struct cmd_matcher *matcher, | |
1265 | enum match_type match_type, | |
1266 | struct cmd_token *token) | |
1267 | { | |
1268 | if (matcher->word_index != matcher->index) | |
1269 | return; | |
1270 | ||
1271 | if (matcher->match) | |
1272 | { | |
1273 | if (!*matcher->match) | |
1274 | *matcher->match = vector_init(VECTOR_MIN_SIZE); | |
1275 | vector_set(*matcher->match, token); | |
1276 | } | |
1277 | ||
1278 | if (matcher->match_type) | |
1279 | { | |
1280 | if (match_type > *matcher->match_type) | |
1281 | *matcher->match_type = match_type; | |
1282 | } | |
1283 | } | |
1284 | ||
1285 | static int | |
1286 | cmd_matcher_words_left(struct cmd_matcher *matcher) | |
1287 | { | |
1288 | return matcher->word_index < vector_active(matcher->vline); | |
1289 | } | |
1290 | ||
1291 | static const char* | |
1292 | cmd_matcher_get_word(struct cmd_matcher *matcher) | |
1293 | { | |
1294 | assert(cmd_matcher_words_left(matcher)); | |
1295 | ||
1296 | return vector_slot(matcher->vline, matcher->word_index); | |
1297 | } | |
1298 | ||
1299 | static enum matcher_rv | |
1300 | cmd_matcher_match_terminal(struct cmd_matcher *matcher, | |
1301 | struct cmd_token *token, | |
1302 | int *argc, const char **argv) | |
1303 | { | |
1304 | const char *word; | |
1305 | enum match_type word_match; | |
1306 | ||
1307 | assert(token->type == TOKEN_TERMINAL); | |
1308 | ||
1309 | if (!cmd_matcher_words_left(matcher)) | |
1310 | { | |
1311 | if (CMD_OPTION(token->cmd)) | |
1312 | return MATCHER_OK; /* missing optional args are NOT pushed as NULL */ | |
1313 | else | |
1314 | return MATCHER_INCOMPLETE; | |
1315 | } | |
1316 | ||
1317 | word = cmd_matcher_get_word(matcher); | |
1318 | word_match = cmd_word_match(token, matcher->filter, word); | |
1319 | if (word_match == no_match) | |
1320 | return MATCHER_NO_MATCH; | |
1321 | ||
1322 | /* We have to record the input word as argument if it matched | |
1323 | * against a variable. */ | |
1324 | if (CMD_VARARG(token->cmd) | |
1325 | || CMD_VARIABLE(token->cmd) | |
1326 | || CMD_OPTION(token->cmd)) | |
1327 | { | |
1328 | if (push_argument(argc, argv, word)) | |
1329 | return MATCHER_EXCEED_ARGC_MAX; | |
1330 | } | |
1331 | ||
1332 | cmd_matcher_record_match(matcher, word_match, token); | |
1333 | ||
1334 | matcher->word_index++; | |
1335 | ||
1336 | /* A vararg token should consume all left over words as arguments */ | |
1337 | if (CMD_VARARG(token->cmd)) | |
1338 | while (cmd_matcher_words_left(matcher)) | |
1339 | { | |
1340 | word = cmd_matcher_get_word(matcher); | |
1341 | if (word && strlen(word)) | |
1342 | push_argument(argc, argv, word); | |
1343 | matcher->word_index++; | |
718e3744 | 1344 | } |
cd40b329 CF |
1345 | |
1346 | return MATCHER_OK; | |
718e3744 | 1347 | } |
1348 | ||
cd40b329 CF |
1349 | static enum matcher_rv |
1350 | cmd_matcher_match_multiple(struct cmd_matcher *matcher, | |
1351 | struct cmd_token *token, | |
1352 | int *argc, const char **argv) | |
1353 | { | |
1354 | enum match_type multiple_match; | |
1355 | unsigned int multiple_index; | |
1356 | const char *word; | |
1357 | const char *arg; | |
1358 | struct cmd_token *word_token; | |
1359 | enum match_type word_match; | |
1360 | ||
1361 | assert(token->type == TOKEN_MULTIPLE); | |
1362 | ||
1363 | multiple_match = no_match; | |
1364 | ||
1365 | if (!cmd_matcher_words_left(matcher)) | |
1366 | return MATCHER_INCOMPLETE; | |
1367 | ||
1368 | word = cmd_matcher_get_word(matcher); | |
1369 | for (multiple_index = 0; | |
1370 | multiple_index < vector_active(token->multiple); | |
1371 | multiple_index++) | |
1372 | { | |
1373 | word_token = vector_slot(token->multiple, multiple_index); | |
1374 | ||
1375 | word_match = cmd_word_match(word_token, matcher->filter, word); | |
1376 | if (word_match == no_match) | |
1377 | continue; | |
1378 | ||
1379 | cmd_matcher_record_match(matcher, word_match, word_token); | |
1380 | ||
1381 | if (word_match > multiple_match) | |
1382 | { | |
1383 | multiple_match = word_match; | |
1384 | arg = word; | |
1385 | } | |
1386 | /* To mimic the behavior of the old command implementation, we | |
1387 | * tolerate any ambiguities here :/ */ | |
1388 | } | |
1389 | ||
1390 | matcher->word_index++; | |
1391 | ||
1392 | if (multiple_match == no_match) | |
1393 | return MATCHER_NO_MATCH; | |
1394 | ||
1395 | if (push_argument(argc, argv, arg)) | |
1396 | return MATCHER_EXCEED_ARGC_MAX; | |
1397 | ||
1398 | return MATCHER_OK; | |
1399 | } | |
1400 | ||
1401 | static enum matcher_rv | |
1402 | cmd_matcher_read_keywords(struct cmd_matcher *matcher, | |
1403 | struct cmd_token *token, | |
1404 | vector args_vector) | |
718e3744 | 1405 | { |
8c328f11 | 1406 | unsigned int i; |
cd40b329 CF |
1407 | unsigned long keyword_mask; |
1408 | unsigned int keyword_found; | |
1409 | enum match_type keyword_match; | |
1410 | enum match_type word_match; | |
1411 | vector keyword_vector; | |
1412 | struct cmd_token *word_token; | |
1413 | const char *word; | |
1414 | int keyword_argc; | |
1415 | const char **keyword_argv; | |
24873f0c | 1416 | enum matcher_rv rv = MATCHER_OK; |
cd40b329 CF |
1417 | |
1418 | keyword_mask = 0; | |
1419 | while (1) | |
1420 | { | |
1421 | if (!cmd_matcher_words_left(matcher)) | |
1422 | return MATCHER_OK; | |
909a2155 | 1423 | |
cd40b329 | 1424 | word = cmd_matcher_get_word(matcher); |
718e3744 | 1425 | |
cd40b329 CF |
1426 | keyword_found = -1; |
1427 | keyword_match = no_match; | |
1428 | for (i = 0; i < vector_active(token->keyword); i++) | |
1429 | { | |
1430 | if (keyword_mask & (1 << i)) | |
1431 | continue; | |
1432 | ||
1433 | keyword_vector = vector_slot(token->keyword, i); | |
1434 | word_token = vector_slot(keyword_vector, 0); | |
1435 | ||
1436 | word_match = cmd_word_match(word_token, matcher->filter, word); | |
1437 | if (word_match == no_match) | |
1438 | continue; | |
1439 | ||
1440 | cmd_matcher_record_match(matcher, word_match, word_token); | |
1441 | ||
1442 | if (word_match > keyword_match) | |
1443 | { | |
1444 | keyword_match = word_match; | |
1445 | keyword_found = i; | |
1446 | } | |
1447 | else if (word_match == keyword_match) | |
1448 | { | |
1449 | if (matcher->word_index != matcher->index || args_vector) | |
1450 | return MATCHER_AMBIGUOUS; | |
1451 | } | |
1452 | } | |
718e3744 | 1453 | |
cd40b329 CF |
1454 | if (keyword_found == (unsigned int)-1) |
1455 | return MATCHER_NO_MATCH; | |
718e3744 | 1456 | |
cd40b329 | 1457 | matcher->word_index++; |
909a2155 | 1458 | |
cd40b329 CF |
1459 | if (matcher->word_index > matcher->index) |
1460 | return MATCHER_OK; | |
1461 | ||
1462 | keyword_mask |= (1 << keyword_found); | |
1463 | ||
1464 | if (args_vector) | |
1465 | { | |
1466 | keyword_argc = 0; | |
1467 | keyword_argv = XMALLOC(MTYPE_TMP, (CMD_ARGC_MAX + 1) * sizeof(char*)); | |
1468 | /* We use -1 as a marker for unused fields as NULL might be a valid value */ | |
1469 | for (i = 0; i < CMD_ARGC_MAX + 1; i++) | |
1470 | keyword_argv[i] = (void*)-1; | |
1471 | vector_set_index(args_vector, keyword_found, keyword_argv); | |
1472 | } | |
1473 | else | |
1474 | { | |
1475 | keyword_argv = NULL; | |
1476 | } | |
1477 | ||
1478 | keyword_vector = vector_slot(token->keyword, keyword_found); | |
1479 | /* the keyword itself is at 0. We are only interested in the arguments, | |
1480 | * so start counting at 1. */ | |
1481 | for (i = 1; i < vector_active(keyword_vector); i++) | |
1482 | { | |
1483 | word_token = vector_slot(keyword_vector, i); | |
1484 | ||
1485 | switch (word_token->type) | |
1486 | { | |
1487 | case TOKEN_TERMINAL: | |
1488 | rv = cmd_matcher_match_terminal(matcher, word_token, | |
1489 | &keyword_argc, keyword_argv); | |
1490 | break; | |
1491 | case TOKEN_MULTIPLE: | |
1492 | rv = cmd_matcher_match_multiple(matcher, word_token, | |
1493 | &keyword_argc, keyword_argv); | |
1494 | break; | |
1495 | case TOKEN_KEYWORD: | |
1496 | assert(!"Keywords should never be nested."); | |
1497 | break; | |
1498 | } | |
1499 | ||
1500 | if (MATCHER_ERROR(rv)) | |
1501 | return rv; | |
1502 | ||
1503 | if (matcher->word_index > matcher->index) | |
1504 | return MATCHER_OK; | |
1505 | } | |
1506 | } | |
1507 | /* not reached */ | |
1508 | } | |
1509 | ||
1510 | static enum matcher_rv | |
1511 | cmd_matcher_build_keyword_args(struct cmd_matcher *matcher, | |
1512 | struct cmd_token *token, | |
1513 | int *argc, const char **argv, | |
1514 | vector keyword_args_vector) | |
1515 | { | |
1516 | unsigned int i, j; | |
1517 | const char **keyword_args; | |
1518 | vector keyword_vector; | |
1519 | struct cmd_token *word_token; | |
1520 | const char *arg; | |
1521 | enum matcher_rv rv; | |
1522 | ||
1523 | rv = MATCHER_OK; | |
1524 | ||
1525 | if (keyword_args_vector == NULL) | |
1526 | return rv; | |
1527 | ||
1528 | for (i = 0; i < vector_active(token->keyword); i++) | |
1529 | { | |
1530 | keyword_vector = vector_slot(token->keyword, i); | |
1531 | keyword_args = vector_lookup(keyword_args_vector, i); | |
1532 | ||
1533 | if (vector_active(keyword_vector) == 1) | |
1534 | { | |
1535 | /* this is a keyword without arguments */ | |
1536 | if (keyword_args) | |
1537 | { | |
1538 | word_token = vector_slot(keyword_vector, 0); | |
1539 | arg = word_token->cmd; | |
1540 | } | |
1541 | else | |
1542 | { | |
1543 | arg = NULL; | |
1544 | } | |
1545 | ||
1546 | if (push_argument(argc, argv, arg)) | |
1547 | rv = MATCHER_EXCEED_ARGC_MAX; | |
1548 | } | |
1549 | else | |
1550 | { | |
1551 | /* this is a keyword with arguments */ | |
1552 | if (keyword_args) | |
1553 | { | |
1554 | /* the keyword was present, so just fill in the arguments */ | |
1555 | for (j = 0; keyword_args[j] != (void*)-1; j++) | |
1556 | if (push_argument(argc, argv, keyword_args[j])) | |
1557 | rv = MATCHER_EXCEED_ARGC_MAX; | |
1558 | XFREE(MTYPE_TMP, keyword_args); | |
1559 | } | |
1560 | else | |
1561 | { | |
1562 | /* the keyword was not present, insert NULL for the arguments | |
1563 | * the keyword would have taken. */ | |
1564 | for (j = 1; j < vector_active(keyword_vector); j++) | |
1565 | { | |
1566 | word_token = vector_slot(keyword_vector, j); | |
1567 | if ((word_token->type == TOKEN_TERMINAL | |
1568 | && (CMD_VARARG(word_token->cmd) | |
1569 | || CMD_VARIABLE(word_token->cmd) | |
1570 | || CMD_OPTION(word_token->cmd))) | |
1571 | || word_token->type == TOKEN_MULTIPLE) | |
1572 | { | |
1573 | if (push_argument(argc, argv, NULL)) | |
1574 | rv = MATCHER_EXCEED_ARGC_MAX; | |
1575 | } | |
1576 | } | |
1577 | } | |
1578 | } | |
1579 | } | |
1580 | vector_free(keyword_args_vector); | |
1581 | return rv; | |
1582 | } | |
1583 | ||
1584 | static enum matcher_rv | |
1585 | cmd_matcher_match_keyword(struct cmd_matcher *matcher, | |
1586 | struct cmd_token *token, | |
1587 | int *argc, const char **argv) | |
1588 | { | |
1589 | vector keyword_args_vector; | |
1590 | enum matcher_rv reader_rv; | |
1591 | enum matcher_rv builder_rv; | |
1592 | ||
1593 | assert(token->type == TOKEN_KEYWORD); | |
1594 | ||
1595 | if (argc && argv) | |
1596 | keyword_args_vector = vector_init(VECTOR_MIN_SIZE); | |
1597 | else | |
1598 | keyword_args_vector = NULL; | |
1599 | ||
1600 | reader_rv = cmd_matcher_read_keywords(matcher, token, keyword_args_vector); | |
1601 | builder_rv = cmd_matcher_build_keyword_args(matcher, token, argc, | |
1602 | argv, keyword_args_vector); | |
1603 | /* keyword_args_vector is consumed by cmd_matcher_build_keyword_args */ | |
1604 | ||
1605 | if (!MATCHER_ERROR(reader_rv) && MATCHER_ERROR(builder_rv)) | |
1606 | return builder_rv; | |
1607 | ||
1608 | return reader_rv; | |
1609 | } | |
1610 | ||
1611 | static void | |
1612 | cmd_matcher_init(struct cmd_matcher *matcher, | |
1613 | struct cmd_element *cmd, | |
1614 | enum filter_type filter, | |
1615 | vector vline, | |
1616 | unsigned int index, | |
1617 | enum match_type *match_type, | |
1618 | vector *match) | |
1619 | { | |
1620 | memset(matcher, 0, sizeof(*matcher)); | |
1621 | ||
1622 | matcher->cmd = cmd; | |
1623 | matcher->filter = filter; | |
1624 | matcher->vline = vline; | |
1625 | matcher->index = index; | |
1626 | ||
1627 | matcher->match_type = match_type; | |
1628 | if (matcher->match_type) | |
1629 | *matcher->match_type = no_match; | |
1630 | matcher->match = match; | |
1631 | ||
1632 | matcher->word_index = 0; | |
1633 | } | |
1634 | ||
1635 | static enum matcher_rv | |
1636 | cmd_element_match(struct cmd_element *cmd_element, | |
1637 | enum filter_type filter, | |
1638 | vector vline, | |
1639 | unsigned int index, | |
1640 | enum match_type *match_type, | |
1641 | vector *match, | |
1642 | int *argc, | |
1643 | const char **argv) | |
1644 | { | |
1645 | struct cmd_matcher matcher; | |
1646 | unsigned int token_index; | |
24873f0c | 1647 | enum matcher_rv rv = MATCHER_OK; |
cd40b329 CF |
1648 | |
1649 | cmd_matcher_init(&matcher, cmd_element, filter, | |
1650 | vline, index, match_type, match); | |
1651 | ||
1652 | if (argc != NULL) | |
1653 | *argc = 0; | |
1654 | ||
1655 | for (token_index = 0; | |
1656 | token_index < vector_active(cmd_element->tokens); | |
1657 | token_index++) | |
1658 | { | |
1659 | struct cmd_token *token = vector_slot(cmd_element->tokens, token_index); | |
1660 | ||
1661 | switch (token->type) | |
1662 | { | |
1663 | case TOKEN_TERMINAL: | |
1664 | rv = cmd_matcher_match_terminal(&matcher, token, argc, argv); | |
1665 | break; | |
1666 | case TOKEN_MULTIPLE: | |
1667 | rv = cmd_matcher_match_multiple(&matcher, token, argc, argv); | |
1668 | break; | |
1669 | case TOKEN_KEYWORD: | |
1670 | rv = cmd_matcher_match_keyword(&matcher, token, argc, argv); | |
1671 | } | |
1672 | ||
1673 | if (MATCHER_ERROR(rv)) | |
1674 | return rv; | |
1675 | ||
1676 | if (matcher.word_index > index) | |
1677 | return MATCHER_OK; | |
1678 | } | |
1679 | ||
1680 | /* return MATCHER_COMPLETE if all words were consumed */ | |
1681 | if (matcher.word_index >= vector_active(vline)) | |
1682 | return MATCHER_COMPLETE; | |
1683 | ||
1684 | /* return MATCHER_COMPLETE also if only an empty word is left. */ | |
1685 | if (matcher.word_index == vector_active(vline) - 1 | |
1686 | && (!vector_slot(vline, matcher.word_index) | |
1687 | || !strlen((char*)vector_slot(vline, matcher.word_index)))) | |
1688 | return MATCHER_COMPLETE; | |
1689 | ||
1690 | return MATCHER_NO_MATCH; /* command is too long to match */ | |
1691 | } | |
1692 | ||
1693 | /** | |
1694 | * Filter a given vector of commands against a given commandline and | |
1695 | * calculate possible completions. | |
1696 | * | |
1697 | * @param commands A vector of struct cmd_element*. Commands that don't | |
1698 | * match against the given command line will be overwritten | |
1699 | * with NULL in that vector. | |
1700 | * @param filter Either FILTER_RELAXED or FILTER_STRICT. This basically | |
1701 | * determines how incomplete commands are handled, compare with | |
1702 | * cmd_word_match for details. | |
1703 | * @param vline A vector of char* containing the tokenized commandline. | |
1704 | * @param index Only match up to the given token of the commandline. | |
1705 | * @param match_type Record the type of the best match here. | |
1706 | * @param matches Record the matches here. For each cmd_element in the commands | |
1707 | * vector, a match vector will be created in the matches vector. | |
1708 | * That vector will contain all struct command_token* of the | |
1709 | * cmd_element which matched against the given vline at the given | |
1710 | * index. | |
1711 | * @return A code specifying if an error occured. If all went right, it's | |
1712 | * CMD_SUCCESS. | |
1713 | */ | |
1714 | static int | |
1715 | cmd_vector_filter(vector commands, | |
1716 | enum filter_type filter, | |
1717 | vector vline, | |
1718 | unsigned int index, | |
1719 | enum match_type *match_type, | |
1720 | vector *matches) | |
1721 | { | |
1722 | unsigned int i; | |
1723 | struct cmd_element *cmd_element; | |
1724 | enum match_type best_match; | |
1725 | enum match_type element_match; | |
1726 | enum matcher_rv matcher_rv; | |
1727 | ||
1728 | best_match = no_match; | |
1729 | *matches = vector_init(VECTOR_MIN_SIZE); | |
1730 | ||
1731 | for (i = 0; i < vector_active (commands); i++) | |
1732 | if ((cmd_element = vector_slot (commands, i)) != NULL) | |
1733 | { | |
1734 | vector_set_index(*matches, i, NULL); | |
1735 | matcher_rv = cmd_element_match(cmd_element, filter, | |
1736 | vline, index, | |
1737 | &element_match, | |
1738 | (vector*)&vector_slot(*matches, i), | |
1739 | NULL, NULL); | |
1740 | if (MATCHER_ERROR(matcher_rv)) | |
1741 | { | |
1742 | vector_slot(commands, i) = NULL; | |
1743 | if (matcher_rv == MATCHER_AMBIGUOUS) | |
1744 | return CMD_ERR_AMBIGUOUS; | |
1745 | if (matcher_rv == MATCHER_EXCEED_ARGC_MAX) | |
1746 | return CMD_ERR_EXEED_ARGC_MAX; | |
1747 | } | |
1748 | else if (element_match > best_match) | |
1749 | { | |
1750 | best_match = element_match; | |
1751 | } | |
718e3744 | 1752 | } |
cd40b329 CF |
1753 | *match_type = best_match; |
1754 | return CMD_SUCCESS; | |
1755 | } | |
1756 | ||
1757 | /** | |
1758 | * Check whether a given commandline is complete if used for a specific | |
1759 | * cmd_element. | |
1760 | * | |
1761 | * @param cmd_element A cmd_element against which the commandline should be | |
1762 | * checked. | |
1763 | * @param vline The tokenized commandline. | |
1764 | * @return 1 if the given commandline is complete, 0 otherwise. | |
1765 | */ | |
1766 | static int | |
1767 | cmd_is_complete(struct cmd_element *cmd_element, | |
1768 | vector vline) | |
1769 | { | |
1770 | enum matcher_rv rv; | |
1771 | ||
1772 | rv = cmd_element_match(cmd_element, | |
1773 | FILTER_RELAXED, | |
1774 | vline, -1, | |
1775 | NULL, NULL, | |
1776 | NULL, NULL); | |
1777 | return (rv == MATCHER_COMPLETE); | |
1778 | } | |
1779 | ||
1780 | /** | |
1781 | * Parse a given commandline and construct a list of arguments for the | |
1782 | * given command_element. | |
1783 | * | |
1784 | * @param cmd_element The cmd_element for which we want to construct arguments. | |
1785 | * @param vline The tokenized commandline. | |
1786 | * @param argc Where to store the argument count. | |
1787 | * @param argv Where to store the argument list. Should be at least | |
1788 | * CMD_ARGC_MAX elements long. | |
1789 | * @return CMD_SUCCESS if everything went alright, an error otherwise. | |
1790 | */ | |
1791 | static int | |
1792 | cmd_parse(struct cmd_element *cmd_element, | |
1793 | vector vline, | |
1794 | int *argc, const char **argv) | |
1795 | { | |
1796 | enum matcher_rv rv = cmd_element_match(cmd_element, | |
1797 | FILTER_RELAXED, | |
1798 | vline, -1, | |
1799 | NULL, NULL, | |
1800 | argc, argv); | |
1801 | switch (rv) | |
1802 | { | |
1803 | case MATCHER_COMPLETE: | |
1804 | return CMD_SUCCESS; | |
1805 | ||
1806 | case MATCHER_NO_MATCH: | |
1807 | return CMD_ERR_NO_MATCH; | |
1808 | ||
1809 | case MATCHER_AMBIGUOUS: | |
1810 | return CMD_ERR_AMBIGUOUS; | |
1811 | ||
1812 | case MATCHER_EXCEED_ARGC_MAX: | |
1813 | return CMD_ERR_EXEED_ARGC_MAX; | |
1814 | ||
1815 | default: | |
1816 | return CMD_ERR_INCOMPLETE; | |
1817 | } | |
718e3744 | 1818 | } |
1819 | ||
1820 | /* Check ambiguous match */ | |
274a4a44 | 1821 | static int |
cd40b329 CF |
1822 | is_cmd_ambiguous (vector cmd_vector, |
1823 | const char *command, | |
1824 | vector matches, | |
1825 | enum match_type type) | |
718e3744 | 1826 | { |
8c328f11 | 1827 | unsigned int i; |
1828 | unsigned int j; | |
1829 | const char *str = NULL; | |
8c328f11 | 1830 | const char *matched = NULL; |
cd40b329 CF |
1831 | vector match_vector; |
1832 | struct cmd_token *cmd_token; | |
909a2155 | 1833 | |
cd40b329 CF |
1834 | if (command == NULL) |
1835 | command = ""; | |
1836 | ||
1837 | for (i = 0; i < vector_active (matches); i++) | |
1838 | if ((match_vector = vector_slot (matches, i)) != NULL) | |
718e3744 | 1839 | { |
1840 | int match = 0; | |
1841 | ||
cd40b329 CF |
1842 | for (j = 0; j < vector_active (match_vector); j++) |
1843 | if ((cmd_token = vector_slot (match_vector, j)) != NULL) | |
909a2155 | 1844 | { |
1845 | enum match_type ret; | |
cd40b329 CF |
1846 | |
1847 | assert(cmd_token->type == TOKEN_TERMINAL); | |
1848 | if (cmd_token->type != TOKEN_TERMINAL) | |
1849 | continue; | |
1850 | ||
1851 | str = cmd_token->cmd; | |
718e3744 | 1852 | |
909a2155 | 1853 | switch (type) |
1854 | { | |
1855 | case exact_match: | |
1856 | if (!(CMD_OPTION (str) || CMD_VARIABLE (str)) | |
1857 | && strcmp (command, str) == 0) | |
718e3744 | 1858 | match++; |
909a2155 | 1859 | break; |
1860 | case partly_match: | |
1861 | if (!(CMD_OPTION (str) || CMD_VARIABLE (str)) | |
1862 | && strncmp (command, str, strlen (command)) == 0) | |
1863 | { | |
1864 | if (matched && strcmp (matched, str) != 0) | |
1865 | return 1; /* There is ambiguous match. */ | |
1866 | else | |
1867 | matched = str; | |
1868 | match++; | |
1869 | } | |
1870 | break; | |
1871 | case range_match: | |
1872 | if (cmd_range_match (str, command)) | |
1873 | { | |
1874 | if (matched && strcmp (matched, str) != 0) | |
1875 | return 1; | |
1876 | else | |
1877 | matched = str; | |
1878 | match++; | |
1879 | } | |
1880 | break; | |
1881 | #ifdef HAVE_IPV6 | |
1882 | case ipv6_match: | |
1883 | if (CMD_IPV6 (str)) | |
718e3744 | 1884 | match++; |
909a2155 | 1885 | break; |
1886 | case ipv6_prefix_match: | |
1887 | if ((ret = cmd_ipv6_prefix_match (command)) != no_match) | |
1888 | { | |
1889 | if (ret == partly_match) | |
1890 | return 2; /* There is incomplete match. */ | |
1891 | ||
1892 | match++; | |
1893 | } | |
1894 | break; | |
1895 | #endif /* HAVE_IPV6 */ | |
1896 | case ipv4_match: | |
1897 | if (CMD_IPV4 (str)) | |
718e3744 | 1898 | match++; |
909a2155 | 1899 | break; |
1900 | case ipv4_prefix_match: | |
1901 | if ((ret = cmd_ipv4_prefix_match (command)) != no_match) | |
1902 | { | |
1903 | if (ret == partly_match) | |
1904 | return 2; /* There is incomplete match. */ | |
1905 | ||
1906 | match++; | |
1907 | } | |
1908 | break; | |
1909 | case extend_match: | |
1910 | if (CMD_OPTION (str) || CMD_VARIABLE (str)) | |
718e3744 | 1911 | match++; |
909a2155 | 1912 | break; |
1913 | case no_match: | |
1914 | default: | |
1915 | break; | |
1916 | } | |
1917 | } | |
1918 | if (!match) | |
cd40b329 | 1919 | vector_slot (cmd_vector, i) = NULL; |
718e3744 | 1920 | } |
1921 | return 0; | |
1922 | } | |
1923 | ||
1924 | /* If src matches dst return dst string, otherwise return NULL */ | |
274a4a44 | 1925 | static const char * |
8c328f11 | 1926 | cmd_entry_function (const char *src, const char *dst) |
718e3744 | 1927 | { |
1928 | /* Skip variable arguments. */ | |
1929 | if (CMD_OPTION (dst) || CMD_VARIABLE (dst) || CMD_VARARG (dst) || | |
1930 | CMD_IPV4 (dst) || CMD_IPV4_PREFIX (dst) || CMD_RANGE (dst)) | |
1931 | return NULL; | |
1932 | ||
1933 | /* In case of 'command \t', given src is NULL string. */ | |
1934 | if (src == NULL) | |
1935 | return dst; | |
1936 | ||
1937 | /* Matched with input string. */ | |
1938 | if (strncmp (src, dst, strlen (src)) == 0) | |
1939 | return dst; | |
1940 | ||
1941 | return NULL; | |
1942 | } | |
1943 | ||
1944 | /* If src matches dst return dst string, otherwise return NULL */ | |
1945 | /* This version will return the dst string always if it is | |
1946 | CMD_VARIABLE for '?' key processing */ | |
274a4a44 | 1947 | static const char * |
8c328f11 | 1948 | cmd_entry_function_desc (const char *src, const char *dst) |
718e3744 | 1949 | { |
1950 | if (CMD_VARARG (dst)) | |
1951 | return dst; | |
1952 | ||
1953 | if (CMD_RANGE (dst)) | |
1954 | { | |
1955 | if (cmd_range_match (dst, src)) | |
1956 | return dst; | |
1957 | else | |
1958 | return NULL; | |
1959 | } | |
1960 | ||
22e0a9e6 | 1961 | #ifdef HAVE_IPV6 |
718e3744 | 1962 | if (CMD_IPV6 (dst)) |
1963 | { | |
1964 | if (cmd_ipv6_match (src)) | |
1965 | return dst; | |
1966 | else | |
1967 | return NULL; | |
1968 | } | |
1969 | ||
1970 | if (CMD_IPV6_PREFIX (dst)) | |
1971 | { | |
1972 | if (cmd_ipv6_prefix_match (src)) | |
1973 | return dst; | |
1974 | else | |
1975 | return NULL; | |
1976 | } | |
22e0a9e6 | 1977 | #endif /* HAVE_IPV6 */ |
718e3744 | 1978 | |
1979 | if (CMD_IPV4 (dst)) | |
1980 | { | |
1981 | if (cmd_ipv4_match (src)) | |
1982 | return dst; | |
1983 | else | |
1984 | return NULL; | |
1985 | } | |
1986 | ||
1987 | if (CMD_IPV4_PREFIX (dst)) | |
1988 | { | |
1989 | if (cmd_ipv4_prefix_match (src)) | |
1990 | return dst; | |
1991 | else | |
1992 | return NULL; | |
1993 | } | |
1994 | ||
1995 | /* Optional or variable commands always match on '?' */ | |
1996 | if (CMD_OPTION (dst) || CMD_VARIABLE (dst)) | |
1997 | return dst; | |
1998 | ||
1999 | /* In case of 'command \t', given src is NULL string. */ | |
2000 | if (src == NULL) | |
2001 | return dst; | |
2002 | ||
2003 | if (strncmp (src, dst, strlen (src)) == 0) | |
2004 | return dst; | |
2005 | else | |
2006 | return NULL; | |
2007 | } | |
2008 | ||
cd40b329 CF |
2009 | /** |
2010 | * Check whether a string is already present in a vector of strings. | |
2011 | * @param v A vector of char*. | |
2012 | * @param str A char*. | |
2013 | * @return 0 if str is already present in the vector, 1 otherwise. | |
2014 | */ | |
274a4a44 | 2015 | static int |
8c328f11 | 2016 | cmd_unique_string (vector v, const char *str) |
718e3744 | 2017 | { |
8c328f11 | 2018 | unsigned int i; |
718e3744 | 2019 | char *match; |
2020 | ||
55468c86 | 2021 | for (i = 0; i < vector_active (v); i++) |
718e3744 | 2022 | if ((match = vector_slot (v, i)) != NULL) |
2023 | if (strcmp (match, str) == 0) | |
2024 | return 0; | |
2025 | return 1; | |
2026 | } | |
2027 | ||
cd40b329 CF |
2028 | /** |
2029 | * Check whether a struct cmd_token matching a given string is already | |
2030 | * present in a vector of struct cmd_token. | |
2031 | * @param v A vector of struct cmd_token*. | |
2032 | * @param str A char* which should be searched for. | |
2033 | * @return 0 if there is a struct cmd_token* with its cmd matching str, | |
2034 | * 1 otherwise. | |
2035 | */ | |
274a4a44 | 2036 | static int |
8c328f11 | 2037 | desc_unique_string (vector v, const char *str) |
718e3744 | 2038 | { |
8c328f11 | 2039 | unsigned int i; |
cd40b329 | 2040 | struct cmd_token *token; |
718e3744 | 2041 | |
55468c86 | 2042 | for (i = 0; i < vector_active (v); i++) |
cd40b329 CF |
2043 | if ((token = vector_slot (v, i)) != NULL) |
2044 | if (strcmp (token->cmd, str) == 0) | |
2045 | return 0; | |
2046 | return 1; | |
718e3744 | 2047 | } |
2048 | ||
274a4a44 | 2049 | static int |
b92938a7 | 2050 | cmd_try_do_shortcut (enum node_type node, char* first_word) { |
2051 | if ( first_word != NULL && | |
2052 | node != AUTH_NODE && | |
2053 | node != VIEW_NODE && | |
2054 | node != AUTH_ENABLE_NODE && | |
2055 | node != ENABLE_NODE && | |
62687ff1 | 2056 | node != RESTRICTED_NODE && |
b92938a7 | 2057 | 0 == strcmp( "do", first_word ) ) |
2058 | return 1; | |
2059 | return 0; | |
2060 | } | |
2061 | ||
cd40b329 CF |
2062 | static void |
2063 | cmd_matches_free(vector *matches) | |
2064 | { | |
2065 | unsigned int i; | |
2066 | vector cmd_matches; | |
2067 | ||
2068 | for (i = 0; i < vector_active(*matches); i++) | |
2069 | if ((cmd_matches = vector_slot(*matches, i)) != NULL) | |
2070 | vector_free(cmd_matches); | |
2071 | vector_free(*matches); | |
2072 | *matches = NULL; | |
2073 | } | |
2074 | ||
2075 | static int | |
2076 | cmd_describe_cmp(const void *a, const void *b) | |
2077 | { | |
2078 | const struct cmd_token *first = *(struct cmd_token * const *)a; | |
2079 | const struct cmd_token *second = *(struct cmd_token * const *)b; | |
2080 | ||
2081 | return strcmp(first->cmd, second->cmd); | |
2082 | } | |
2083 | ||
2084 | static void | |
2085 | cmd_describe_sort(vector matchvec) | |
2086 | { | |
2087 | qsort(matchvec->index, vector_active(matchvec), | |
2088 | sizeof(void*), cmd_describe_cmp); | |
2089 | } | |
2090 | ||
718e3744 | 2091 | /* '?' describe command support. */ |
274a4a44 | 2092 | static vector |
b92938a7 | 2093 | cmd_describe_command_real (vector vline, struct vty *vty, int *status) |
718e3744 | 2094 | { |
b8961476 | 2095 | unsigned int i; |
718e3744 | 2096 | vector cmd_vector; |
2097 | #define INIT_MATCHVEC_SIZE 10 | |
2098 | vector matchvec; | |
2099 | struct cmd_element *cmd_element; | |
b8961476 | 2100 | unsigned int index; |
54aba54c | 2101 | int ret; |
2102 | enum match_type match; | |
2103 | char *command; | |
cd40b329 CF |
2104 | vector matches = NULL; |
2105 | vector match_vector; | |
16cf945a DS |
2106 | uint32_t command_found = 0; |
2107 | const char *last_word; | |
718e3744 | 2108 | |
2109 | /* Set index. */ | |
55468c86 | 2110 | if (vector_active (vline) == 0) |
b8961476 | 2111 | { |
2112 | *status = CMD_ERR_NO_MATCH; | |
2113 | return NULL; | |
2114 | } | |
cd40b329 CF |
2115 | |
2116 | index = vector_active (vline) - 1; | |
2117 | ||
718e3744 | 2118 | /* Make copy vector of current node's command vector. */ |
2119 | cmd_vector = vector_copy (cmd_node_vector (cmdvec, vty->node)); | |
2120 | ||
2121 | /* Prepare match vector */ | |
2122 | matchvec = vector_init (INIT_MATCHVEC_SIZE); | |
2123 | ||
cd40b329 CF |
2124 | /* Filter commands and build a list how they could possibly continue. */ |
2125 | for (i = 0; i <= index; i++) | |
2126 | { | |
2127 | command = vector_slot (vline, i); | |
718e3744 | 2128 | |
cd40b329 CF |
2129 | if (matches) |
2130 | cmd_matches_free(&matches); | |
718e3744 | 2131 | |
cd40b329 CF |
2132 | ret = cmd_vector_filter(cmd_vector, |
2133 | FILTER_RELAXED, | |
2134 | vline, i, | |
2135 | &match, | |
2136 | &matches); | |
718e3744 | 2137 | |
cd40b329 CF |
2138 | if (ret != CMD_SUCCESS) |
2139 | { | |
2140 | vector_free (cmd_vector); | |
2141 | vector_free (matchvec); | |
2142 | cmd_matches_free(&matches); | |
2143 | *status = ret; | |
2144 | return NULL; | |
2145 | } | |
718e3744 | 2146 | |
cd40b329 CF |
2147 | /* The last match may well be ambigious, so break here */ |
2148 | if (i == index) | |
2149 | break; | |
2150 | ||
2151 | if (match == vararg_match) | |
2152 | { | |
2153 | /* We found a vararg match - so we can throw out the current matches here | |
2154 | * and don't need to continue checking the command input */ | |
2155 | unsigned int j, k; | |
2156 | ||
2157 | for (j = 0; j < vector_active (matches); j++) | |
2158 | if ((match_vector = vector_slot (matches, j)) != NULL) | |
2159 | for (k = 0; k < vector_active (match_vector); k++) | |
2160 | { | |
2161 | struct cmd_token *token = vector_slot (match_vector, k); | |
2162 | vector_set (matchvec, token); | |
2163 | } | |
2164 | ||
2165 | *status = CMD_SUCCESS; | |
2166 | vector_set(matchvec, &token_cr); | |
2167 | vector_free (cmd_vector); | |
2168 | cmd_matches_free(&matches); | |
2169 | cmd_describe_sort(matchvec); | |
2170 | return matchvec; | |
2171 | } | |
718e3744 | 2172 | |
cd40b329 CF |
2173 | ret = is_cmd_ambiguous(cmd_vector, command, matches, match); |
2174 | if (ret == 1) | |
2175 | { | |
2176 | vector_free (cmd_vector); | |
2177 | vector_free (matchvec); | |
2178 | cmd_matches_free(&matches); | |
2179 | *status = CMD_ERR_AMBIGUOUS; | |
2180 | return NULL; | |
2181 | } | |
2182 | else if (ret == 2) | |
2183 | { | |
2184 | vector_free (cmd_vector); | |
2185 | vector_free (matchvec); | |
2186 | cmd_matches_free(&matches); | |
2187 | *status = CMD_ERR_NO_MATCH; | |
2188 | return NULL; | |
2189 | } | |
2190 | } | |
54aba54c | 2191 | |
718e3744 | 2192 | /* Make description vector. */ |
16cf945a | 2193 | for (i = 0; i < vector_active (matches); i++) { |
abaaab4e DW |
2194 | if ((cmd_element = vector_slot (cmd_vector, i)) != NULL && |
2195 | !(cmd_element->attr == CMD_ATTR_DEPRECATED || | |
2196 | cmd_element->attr == CMD_ATTR_HIDDEN)) | |
718e3744 | 2197 | { |
cd40b329 | 2198 | unsigned int j; |
cd40b329 | 2199 | vector vline_trimmed; |
718e3744 | 2200 | |
16cf945a | 2201 | command_found++; |
cd40b329 CF |
2202 | last_word = vector_slot(vline, vector_active(vline) - 1); |
2203 | if (last_word == NULL || !strlen(last_word)) | |
2204 | { | |
2205 | vline_trimmed = vector_copy(vline); | |
2206 | vector_unset(vline_trimmed, vector_active(vline_trimmed) - 1); | |
2207 | ||
2208 | if (cmd_is_complete(cmd_element, vline_trimmed) | |
2209 | && desc_unique_string(matchvec, command_cr)) | |
2210 | { | |
2211 | if (match != vararg_match) | |
2212 | vector_set(matchvec, &token_cr); | |
2213 | } | |
2214 | ||
2215 | vector_free(vline_trimmed); | |
2216 | } | |
2217 | ||
2218 | match_vector = vector_slot (matches, i); | |
2219 | if (match_vector) | |
2220 | for (j = 0; j < vector_active(match_vector); j++) | |
2221 | { | |
2222 | struct cmd_token *token = vector_slot(match_vector, j); | |
2223 | const char *string; | |
2224 | ||
2225 | string = cmd_entry_function_desc(command, token->cmd); | |
2226 | if (string && desc_unique_string(matchvec, string)) | |
2227 | vector_set(matchvec, token); | |
2228 | } | |
718e3744 | 2229 | } |
16cf945a DS |
2230 | } |
2231 | ||
2232 | /* | |
2233 | * We can get into this situation when the command is complete | |
2234 | * but the last part of the command is an optional piece of | |
2235 | * cli. | |
2236 | */ | |
2237 | last_word = vector_slot(vline, vector_active(vline) - 1); | |
2238 | if (command_found == 0 && (last_word == NULL || !strlen(last_word))) { | |
2239 | vector_set(matchvec, &token_cr); | |
2240 | } | |
2241 | ||
718e3744 | 2242 | vector_free (cmd_vector); |
cd40b329 | 2243 | cmd_matches_free(&matches); |
718e3744 | 2244 | |
2245 | if (vector_slot (matchvec, 0) == NULL) | |
2246 | { | |
2247 | vector_free (matchvec); | |
909a2155 | 2248 | *status = CMD_ERR_NO_MATCH; |
5fc60519 | 2249 | return NULL; |
718e3744 | 2250 | } |
718e3744 | 2251 | |
5fc60519 | 2252 | *status = CMD_SUCCESS; |
cd40b329 | 2253 | cmd_describe_sort(matchvec); |
718e3744 | 2254 | return matchvec; |
2255 | } | |
2256 | ||
b92938a7 | 2257 | vector |
2258 | cmd_describe_command (vector vline, struct vty *vty, int *status) | |
2259 | { | |
2260 | vector ret; | |
2261 | ||
2262 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) | |
2263 | { | |
2264 | enum node_type onode; | |
2265 | vector shifted_vline; | |
8c328f11 | 2266 | unsigned int index; |
b92938a7 | 2267 | |
2268 | onode = vty->node; | |
2269 | vty->node = ENABLE_NODE; | |
2270 | /* We can try it on enable node, cos' the vty is authenticated */ | |
2271 | ||
2272 | shifted_vline = vector_init (vector_count(vline)); | |
2273 | /* use memcpy? */ | |
55468c86 | 2274 | for (index = 1; index < vector_active (vline); index++) |
b92938a7 | 2275 | { |
2276 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
2277 | } | |
2278 | ||
2279 | ret = cmd_describe_command_real (shifted_vline, vty, status); | |
2280 | ||
2281 | vector_free(shifted_vline); | |
2282 | vty->node = onode; | |
2283 | return ret; | |
2284 | } | |
2285 | ||
2286 | ||
2287 | return cmd_describe_command_real (vline, vty, status); | |
2288 | } | |
2289 | ||
2290 | ||
718e3744 | 2291 | /* Check LCD of matched command. */ |
274a4a44 | 2292 | static int |
718e3744 | 2293 | cmd_lcd (char **matched) |
2294 | { | |
2295 | int i; | |
2296 | int j; | |
2297 | int lcd = -1; | |
2298 | char *s1, *s2; | |
2299 | char c1, c2; | |
2300 | ||
2301 | if (matched[0] == NULL || matched[1] == NULL) | |
2302 | return 0; | |
2303 | ||
2304 | for (i = 1; matched[i] != NULL; i++) | |
2305 | { | |
2306 | s1 = matched[i - 1]; | |
2307 | s2 = matched[i]; | |
2308 | ||
2309 | for (j = 0; (c1 = s1[j]) && (c2 = s2[j]); j++) | |
2310 | if (c1 != c2) | |
2311 | break; | |
2312 | ||
2313 | if (lcd < 0) | |
2314 | lcd = j; | |
2315 | else | |
2316 | { | |
2317 | if (lcd > j) | |
2318 | lcd = j; | |
2319 | } | |
2320 | } | |
2321 | return lcd; | |
2322 | } | |
2323 | ||
cd40b329 CF |
2324 | static int |
2325 | cmd_complete_cmp(const void *a, const void *b) | |
2326 | { | |
2327 | const char *first = *(char * const *)a; | |
2328 | const char *second = *(char * const *)b; | |
2329 | ||
2330 | if (!first) | |
2331 | { | |
2332 | if (!second) | |
2333 | return 0; | |
2334 | return 1; | |
2335 | } | |
2336 | if (!second) | |
2337 | return -1; | |
2338 | ||
2339 | return strcmp(first, second); | |
2340 | } | |
2341 | ||
2342 | static void | |
2343 | cmd_complete_sort(vector matchvec) | |
2344 | { | |
2345 | qsort(matchvec->index, vector_active(matchvec), | |
2346 | sizeof(void*), cmd_complete_cmp); | |
2347 | } | |
2348 | ||
718e3744 | 2349 | /* Command line completion support. */ |
274a4a44 | 2350 | static char ** |
b92938a7 | 2351 | cmd_complete_command_real (vector vline, struct vty *vty, int *status) |
718e3744 | 2352 | { |
b8961476 | 2353 | unsigned int i; |
718e3744 | 2354 | vector cmd_vector = vector_copy (cmd_node_vector (cmdvec, vty->node)); |
2355 | #define INIT_MATCHVEC_SIZE 10 | |
2356 | vector matchvec; | |
b8961476 | 2357 | unsigned int index; |
718e3744 | 2358 | char **match_str; |
cd40b329 | 2359 | struct cmd_token *token; |
718e3744 | 2360 | char *command; |
2361 | int lcd; | |
cd40b329 CF |
2362 | vector matches = NULL; |
2363 | vector match_vector; | |
718e3744 | 2364 | |
55468c86 | 2365 | if (vector_active (vline) == 0) |
b8961476 | 2366 | { |
d2519962 | 2367 | vector_free (cmd_vector); |
b8961476 | 2368 | *status = CMD_ERR_NO_MATCH; |
2369 | return NULL; | |
2370 | } | |
2371 | else | |
55468c86 | 2372 | index = vector_active (vline) - 1; |
b8961476 | 2373 | |
cd40b329 CF |
2374 | /* First, filter by command string */ |
2375 | for (i = 0; i <= index; i++) | |
2376 | { | |
2377 | command = vector_slot (vline, i); | |
2378 | enum match_type match; | |
2379 | int ret; | |
718e3744 | 2380 | |
cd40b329 CF |
2381 | if (matches) |
2382 | cmd_matches_free(&matches); | |
718e3744 | 2383 | |
cd40b329 CF |
2384 | /* First try completion match, if there is exactly match return 1 */ |
2385 | ret = cmd_vector_filter(cmd_vector, | |
2386 | FILTER_RELAXED, | |
2387 | vline, i, | |
2388 | &match, | |
2389 | &matches); | |
2390 | ||
2391 | if (ret != CMD_SUCCESS) | |
2392 | { | |
2393 | vector_free(cmd_vector); | |
2394 | cmd_matches_free(&matches); | |
2395 | *status = ret; | |
2396 | return NULL; | |
2397 | } | |
2398 | ||
2399 | /* Break here - the completion mustn't be checked to be non-ambiguous */ | |
2400 | if (i == index) | |
2401 | break; | |
2402 | ||
2403 | /* If there is exact match then filter ambiguous match else check | |
2404 | ambiguousness. */ | |
2405 | ret = is_cmd_ambiguous (cmd_vector, command, matches, match); | |
2406 | if (ret == 1) | |
2407 | { | |
2408 | vector_free (cmd_vector); | |
2409 | cmd_matches_free(&matches); | |
2410 | *status = CMD_ERR_AMBIGUOUS; | |
2411 | return NULL; | |
2412 | } | |
2413 | /* | |
909a2155 | 2414 | else if (ret == 2) |
2415 | { | |
2416 | vector_free (cmd_vector); | |
cd40b329 | 2417 | cmd_matches_free(&matches); |
909a2155 | 2418 | *status = CMD_ERR_NO_MATCH; |
2419 | return NULL; | |
2420 | } | |
2421 | */ | |
cd40b329 | 2422 | } |
909a2155 | 2423 | |
718e3744 | 2424 | /* Prepare match vector. */ |
2425 | matchvec = vector_init (INIT_MATCHVEC_SIZE); | |
2426 | ||
cd40b329 CF |
2427 | /* Build the possible list of continuations into a list of completions */ |
2428 | for (i = 0; i < vector_active (matches); i++) | |
2429 | if ((match_vector = vector_slot (matches, i))) | |
718e3744 | 2430 | { |
8c328f11 | 2431 | const char *string; |
cd40b329 | 2432 | unsigned int j; |
718e3744 | 2433 | |
cd40b329 CF |
2434 | for (j = 0; j < vector_active (match_vector); j++) |
2435 | if ((token = vector_slot (match_vector, j))) | |
909a2155 | 2436 | { |
b8961476 | 2437 | if ((string = |
2438 | cmd_entry_function (vector_slot (vline, index), | |
cd40b329 | 2439 | token->cmd))) |
909a2155 | 2440 | if (cmd_unique_string (matchvec, string)) |
2441 | vector_set (matchvec, XSTRDUP (MTYPE_TMP, string)); | |
2442 | } | |
718e3744 | 2443 | } |
2444 | ||
2445 | /* We don't need cmd_vector any more. */ | |
2446 | vector_free (cmd_vector); | |
cd40b329 | 2447 | cmd_matches_free(&matches); |
718e3744 | 2448 | |
2449 | /* No matched command */ | |
2450 | if (vector_slot (matchvec, 0) == NULL) | |
2451 | { | |
2452 | vector_free (matchvec); | |
2453 | ||
2454 | /* In case of 'command \t' pattern. Do you need '?' command at | |
2455 | the end of the line. */ | |
2456 | if (vector_slot (vline, index) == '\0') | |
2457 | *status = CMD_ERR_NOTHING_TODO; | |
2458 | else | |
2459 | *status = CMD_ERR_NO_MATCH; | |
2460 | return NULL; | |
2461 | } | |
2462 | ||
2463 | /* Only one matched */ | |
2464 | if (vector_slot (matchvec, 1) == NULL) | |
2465 | { | |
2466 | match_str = (char **) matchvec->index; | |
2467 | vector_only_wrapper_free (matchvec); | |
2468 | *status = CMD_COMPLETE_FULL_MATCH; | |
2469 | return match_str; | |
2470 | } | |
2471 | /* Make it sure last element is NULL. */ | |
2472 | vector_set (matchvec, NULL); | |
2473 | ||
2474 | /* Check LCD of matched strings. */ | |
2475 | if (vector_slot (vline, index) != NULL) | |
2476 | { | |
2477 | lcd = cmd_lcd ((char **) matchvec->index); | |
2478 | ||
2479 | if (lcd) | |
2480 | { | |
2481 | int len = strlen (vector_slot (vline, index)); | |
909a2155 | 2482 | |
718e3744 | 2483 | if (len < lcd) |
2484 | { | |
2485 | char *lcdstr; | |
909a2155 | 2486 | |
cd40b329 | 2487 | lcdstr = XMALLOC (MTYPE_TMP, lcd + 1); |
718e3744 | 2488 | memcpy (lcdstr, matchvec->index[0], lcd); |
2489 | lcdstr[lcd] = '\0'; | |
2490 | ||
2491 | /* match_str = (char **) &lcdstr; */ | |
2492 | ||
2493 | /* Free matchvec. */ | |
55468c86 | 2494 | for (i = 0; i < vector_active (matchvec); i++) |
718e3744 | 2495 | { |
2496 | if (vector_slot (matchvec, i)) | |
cd40b329 | 2497 | XFREE (MTYPE_TMP, vector_slot (matchvec, i)); |
718e3744 | 2498 | } |
2499 | vector_free (matchvec); | |
2500 | ||
909a2155 | 2501 | /* Make new matchvec. */ |
718e3744 | 2502 | matchvec = vector_init (INIT_MATCHVEC_SIZE); |
2503 | vector_set (matchvec, lcdstr); | |
2504 | match_str = (char **) matchvec->index; | |
2505 | vector_only_wrapper_free (matchvec); | |
2506 | ||
2507 | *status = CMD_COMPLETE_MATCH; | |
2508 | return match_str; | |
2509 | } | |
2510 | } | |
2511 | } | |
2512 | ||
2513 | match_str = (char **) matchvec->index; | |
cd40b329 | 2514 | cmd_complete_sort(matchvec); |
718e3744 | 2515 | vector_only_wrapper_free (matchvec); |
2516 | *status = CMD_COMPLETE_LIST_MATCH; | |
2517 | return match_str; | |
2518 | } | |
2519 | ||
b92938a7 | 2520 | char ** |
9ab6812d | 2521 | cmd_complete_command (vector vline, struct vty *vty, int *status) |
b92938a7 | 2522 | { |
2523 | char **ret; | |
2524 | ||
2525 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) | |
2526 | { | |
2527 | enum node_type onode; | |
2528 | vector shifted_vline; | |
8c328f11 | 2529 | unsigned int index; |
b92938a7 | 2530 | |
2531 | onode = vty->node; | |
2532 | vty->node = ENABLE_NODE; | |
2533 | /* We can try it on enable node, cos' the vty is authenticated */ | |
2534 | ||
2535 | shifted_vline = vector_init (vector_count(vline)); | |
2536 | /* use memcpy? */ | |
55468c86 | 2537 | for (index = 1; index < vector_active (vline); index++) |
b92938a7 | 2538 | { |
2539 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
2540 | } | |
2541 | ||
2542 | ret = cmd_complete_command_real (shifted_vline, vty, status); | |
2543 | ||
2544 | vector_free(shifted_vline); | |
2545 | vty->node = onode; | |
2546 | return ret; | |
2547 | } | |
2548 | ||
2549 | ||
2550 | return cmd_complete_command_real (vline, vty, status); | |
2551 | } | |
2552 | ||
2553 | /* return parent node */ | |
2554 | /* MUST eventually converge on CONFIG_NODE */ | |
13bfca7a | 2555 | enum node_type |
274a4a44 | 2556 | node_parent ( enum node_type node ) |
b92938a7 | 2557 | { |
2558 | enum node_type ret; | |
2559 | ||
9ab6812d | 2560 | assert (node > CONFIG_NODE); |
2561 | ||
2562 | switch (node) | |
2563 | { | |
2564 | case BGP_VPNV4_NODE: | |
2565 | case BGP_IPV4_NODE: | |
2566 | case BGP_IPV4M_NODE: | |
2567 | case BGP_IPV6_NODE: | |
1e836590 | 2568 | case BGP_IPV6M_NODE: |
9ab6812d | 2569 | ret = BGP_NODE; |
2570 | break; | |
2571 | case KEYCHAIN_KEY_NODE: | |
2572 | ret = KEYCHAIN_NODE; | |
2573 | break; | |
2574 | default: | |
2575 | ret = CONFIG_NODE; | |
b92938a7 | 2576 | } |
2577 | ||
2578 | return ret; | |
2579 | } | |
2580 | ||
718e3744 | 2581 | /* Execute command by argument vline vector. */ |
274a4a44 | 2582 | static int |
cd40b329 CF |
2583 | cmd_execute_command_real (vector vline, |
2584 | enum filter_type filter, | |
2585 | struct vty *vty, | |
b8961476 | 2586 | struct cmd_element **cmd) |
718e3744 | 2587 | { |
8c328f11 | 2588 | unsigned int i; |
2589 | unsigned int index; | |
718e3744 | 2590 | vector cmd_vector; |
2591 | struct cmd_element *cmd_element; | |
2592 | struct cmd_element *matched_element; | |
2593 | unsigned int matched_count, incomplete_count; | |
2594 | int argc; | |
9035efaa | 2595 | const char *argv[CMD_ARGC_MAX]; |
718e3744 | 2596 | enum match_type match = 0; |
718e3744 | 2597 | char *command; |
cd40b329 CF |
2598 | int ret; |
2599 | vector matches; | |
718e3744 | 2600 | |
2601 | /* Make copy of command elements. */ | |
2602 | cmd_vector = vector_copy (cmd_node_vector (cmdvec, vty->node)); | |
2603 | ||
55468c86 | 2604 | for (index = 0; index < vector_active (vline); index++) |
cd40b329 CF |
2605 | { |
2606 | command = vector_slot (vline, index); | |
2607 | ret = cmd_vector_filter(cmd_vector, | |
2608 | filter, | |
2609 | vline, index, | |
2610 | &match, | |
2611 | &matches); | |
2612 | ||
2613 | if (ret != CMD_SUCCESS) | |
2614 | { | |
2615 | cmd_matches_free(&matches); | |
2616 | return ret; | |
2617 | } | |
718e3744 | 2618 | |
cd40b329 CF |
2619 | if (match == vararg_match) |
2620 | { | |
2621 | cmd_matches_free(&matches); | |
909a2155 | 2622 | break; |
cd40b329 | 2623 | } |
718e3744 | 2624 | |
cd40b329 CF |
2625 | ret = is_cmd_ambiguous (cmd_vector, command, matches, match); |
2626 | cmd_matches_free(&matches); | |
2627 | ||
2628 | if (ret == 1) | |
2629 | { | |
2630 | vector_free(cmd_vector); | |
2631 | return CMD_ERR_AMBIGUOUS; | |
2632 | } | |
2633 | else if (ret == 2) | |
2634 | { | |
2635 | vector_free(cmd_vector); | |
2636 | return CMD_ERR_NO_MATCH; | |
2637 | } | |
2638 | } | |
718e3744 | 2639 | |
2640 | /* Check matched count. */ | |
2641 | matched_element = NULL; | |
2642 | matched_count = 0; | |
2643 | incomplete_count = 0; | |
2644 | ||
55468c86 | 2645 | for (i = 0; i < vector_active (cmd_vector); i++) |
b8961476 | 2646 | if ((cmd_element = vector_slot (cmd_vector, i))) |
718e3744 | 2647 | { |
cd40b329 | 2648 | if (cmd_is_complete(cmd_element, vline)) |
718e3744 | 2649 | { |
2650 | matched_element = cmd_element; | |
718e3744 | 2651 | matched_count++; |
2652 | } | |
2653 | else | |
2654 | { | |
2655 | incomplete_count++; | |
2656 | } | |
2657 | } | |
909a2155 | 2658 | |
718e3744 | 2659 | /* Finish of using cmd_vector. */ |
2660 | vector_free (cmd_vector); | |
2661 | ||
909a2155 | 2662 | /* To execute command, matched_count must be 1. */ |
2663 | if (matched_count == 0) | |
718e3744 | 2664 | { |
2665 | if (incomplete_count) | |
2666 | return CMD_ERR_INCOMPLETE; | |
2667 | else | |
2668 | return CMD_ERR_NO_MATCH; | |
2669 | } | |
2670 | ||
909a2155 | 2671 | if (matched_count > 1) |
718e3744 | 2672 | return CMD_ERR_AMBIGUOUS; |
2673 | ||
cd40b329 CF |
2674 | ret = cmd_parse(matched_element, vline, &argc, argv); |
2675 | if (ret != CMD_SUCCESS) | |
2676 | return ret; | |
718e3744 | 2677 | |
2678 | /* For vtysh execution. */ | |
2679 | if (cmd) | |
2680 | *cmd = matched_element; | |
2681 | ||
2682 | if (matched_element->daemon) | |
2683 | return CMD_SUCCESS_DAEMON; | |
2684 | ||
2685 | /* Execute matched command. */ | |
2686 | return (*matched_element->func) (matched_element, vty, argc, argv); | |
2687 | } | |
2688 | ||
cd40b329 CF |
2689 | /** |
2690 | * Execute a given command, handling things like "do ..." and checking | |
2691 | * whether the given command might apply at a parent node if doesn't | |
2692 | * apply for the current node. | |
2693 | * | |
2694 | * @param vline Command line input, vector of char* where each element is | |
2695 | * one input token. | |
2696 | * @param vty The vty context in which the command should be executed. | |
2697 | * @param cmd Pointer where the struct cmd_element of the matched command | |
2698 | * will be stored, if any. May be set to NULL if this info is | |
2699 | * not needed. | |
2700 | * @param vtysh If set != 0, don't lookup the command at parent nodes. | |
2701 | * @return The status of the command that has been executed or an error code | |
2702 | * as to why no command could be executed. | |
2703 | */ | |
eda031f6 | 2704 | int |
87d683b0 | 2705 | cmd_execute_command (vector vline, struct vty *vty, struct cmd_element **cmd, |
2706 | int vtysh) { | |
9ab6812d | 2707 | int ret, saved_ret, tried = 0; |
2708 | enum node_type onode, try_node; | |
eda031f6 | 2709 | |
9ab6812d | 2710 | onode = try_node = vty->node; |
b92938a7 | 2711 | |
2712 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) | |
2713 | { | |
2714 | vector shifted_vline; | |
8c328f11 | 2715 | unsigned int index; |
b92938a7 | 2716 | |
2717 | vty->node = ENABLE_NODE; | |
2718 | /* We can try it on enable node, cos' the vty is authenticated */ | |
2719 | ||
2720 | shifted_vline = vector_init (vector_count(vline)); | |
2721 | /* use memcpy? */ | |
55468c86 | 2722 | for (index = 1; index < vector_active (vline); index++) |
b92938a7 | 2723 | { |
2724 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
2725 | } | |
2726 | ||
cd40b329 | 2727 | ret = cmd_execute_command_real (shifted_vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 2728 | |
2729 | vector_free(shifted_vline); | |
2730 | vty->node = onode; | |
2731 | return ret; | |
2732 | } | |
2733 | ||
2734 | ||
cd40b329 | 2735 | saved_ret = ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 2736 | |
87d683b0 | 2737 | if (vtysh) |
2738 | return saved_ret; | |
2739 | ||
b92938a7 | 2740 | /* This assumes all nodes above CONFIG_NODE are childs of CONFIG_NODE */ |
9ab6812d | 2741 | while ( ret != CMD_SUCCESS && ret != CMD_WARNING |
b92938a7 | 2742 | && vty->node > CONFIG_NODE ) |
2743 | { | |
9ab6812d | 2744 | try_node = node_parent(try_node); |
2745 | vty->node = try_node; | |
cd40b329 | 2746 | ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); |
9ab6812d | 2747 | tried = 1; |
2748 | if (ret == CMD_SUCCESS || ret == CMD_WARNING) | |
b92938a7 | 2749 | { |
9ab6812d | 2750 | /* succesfull command, leave the node as is */ |
b92938a7 | 2751 | return ret; |
2752 | } | |
b92938a7 | 2753 | } |
9ab6812d | 2754 | /* no command succeeded, reset the vty to the original node and |
2755 | return the error for this node */ | |
2756 | if ( tried ) | |
2757 | vty->node = onode; | |
2758 | return saved_ret; | |
b92938a7 | 2759 | } |
2760 | ||
cd40b329 CF |
2761 | /** |
2762 | * Execute a given command, matching it strictly against the current node. | |
2763 | * This mode is used when reading config files. | |
2764 | * | |
2765 | * @param vline Command line input, vector of char* where each element is | |
2766 | * one input token. | |
2767 | * @param vty The vty context in which the command should be executed. | |
2768 | * @param cmd Pointer where the struct cmd_element* of the matched command | |
2769 | * will be stored, if any. May be set to NULL if this info is | |
2770 | * not needed. | |
2771 | * @return The status of the command that has been executed or an error code | |
2772 | * as to why no command could be executed. | |
2773 | */ | |
718e3744 | 2774 | int |
909a2155 | 2775 | cmd_execute_command_strict (vector vline, struct vty *vty, |
718e3744 | 2776 | struct cmd_element **cmd) |
2777 | { | |
cd40b329 | 2778 | return cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd); |
718e3744 | 2779 | } |
2780 | ||
bed578b8 DS |
2781 | /** |
2782 | * Parse one line of config, walking up the parse tree attempting to find a match | |
2783 | * | |
2784 | * @param vty The vty context in which the command should be executed. | |
2785 | * @param cmd Pointer where the struct cmd_element* of the match command | |
2786 | * will be stored, if any. May be set to NULL if this info is | |
2787 | * not needed. | |
2788 | * @param use_daemon Boolean to control whether or not we match on CMD_SUCCESS_DAEMON | |
2789 | * or not. | |
2790 | * @return The status of the command that has been executed or an error code | |
2791 | * as to why no command could be executed. | |
2792 | */ | |
2793 | int | |
2794 | command_config_read_one_line (struct vty *vty, struct cmd_element **cmd, int use_daemon) | |
2795 | { | |
2796 | vector vline; | |
2797 | int saved_node; | |
2798 | int ret; | |
2799 | ||
2800 | vline = cmd_make_strvec (vty->buf); | |
2801 | ||
2802 | /* In case of comment line */ | |
2803 | if (vline == NULL) | |
2804 | return CMD_SUCCESS; | |
2805 | ||
2806 | /* Execute configuration command : this is strict match */ | |
2807 | ret = cmd_execute_command_strict (vline, vty, cmd); | |
2808 | ||
2809 | // Climb the tree and try the command again at each node | |
2810 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
2811 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
2812 | ret != CMD_SUCCESS && | |
2813 | ret != CMD_WARNING && | |
2814 | vty->node != CONFIG_NODE) { | |
bed578b8 DS |
2815 | |
2816 | saved_node = vty->node; | |
2817 | ||
2818 | while (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
2819 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
2820 | ret != CMD_SUCCESS && | |
2821 | ret != CMD_WARNING && | |
73d2dad0 | 2822 | vty->node > CONFIG_NODE) { |
bed578b8 | 2823 | vty->node = node_parent(vty->node); |
fd715b78 | 2824 | ret = cmd_execute_command_strict (vline, vty, cmd); |
bed578b8 DS |
2825 | } |
2826 | ||
2827 | // If climbing the tree did not work then ignore the command and | |
2828 | // stay at the same node | |
2829 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
2830 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
2831 | ret != CMD_SUCCESS && | |
2832 | ret != CMD_WARNING) | |
bed578b8 DS |
2833 | { |
2834 | vty->node = saved_node; | |
bed578b8 DS |
2835 | memcpy(vty->error_buf, vty->buf, VTY_BUFSIZ); |
2836 | } | |
2837 | } | |
2838 | ||
2839 | cmd_free_strvec (vline); | |
2840 | ||
2841 | return ret; | |
2842 | } | |
2843 | ||
5689fe5f | 2844 | /* Configuration make from file. */ |
718e3744 | 2845 | int |
13fbc82d | 2846 | config_from_file (struct vty *vty, FILE *fp, unsigned int *line_num) |
718e3744 | 2847 | { |
5689fe5f | 2848 | int ret, error_ret=0; |
13fbc82d | 2849 | *line_num = 0; |
718e3744 | 2850 | |
2851 | while (fgets (vty->buf, VTY_BUFSIZ, fp)) | |
2852 | { | |
13fbc82d SH |
2853 | if (!error_ret) |
2854 | ++(*line_num); | |
2855 | ||
bed578b8 | 2856 | ret = command_config_read_one_line (vty, NULL, 0); |
718e3744 | 2857 | |
5689fe5f | 2858 | if (ret != CMD_SUCCESS && ret != CMD_WARNING && |
bed578b8 DS |
2859 | ret != CMD_ERR_NOTHING_TODO) |
2860 | error_ret = ret; | |
718e3744 | 2861 | } |
5689fe5f DW |
2862 | |
2863 | if (error_ret) { | |
2864 | return error_ret; | |
2865 | } | |
2866 | ||
718e3744 | 2867 | return CMD_SUCCESS; |
2868 | } | |
2869 | ||
5689fe5f | 2870 | /* Configuration from terminal */ |
718e3744 | 2871 | DEFUN (config_terminal, |
2872 | config_terminal_cmd, | |
2873 | "configure terminal", | |
2874 | "Configuration from vty interface\n" | |
2875 | "Configuration terminal\n") | |
2876 | { | |
2877 | if (vty_config_lock (vty)) | |
2878 | vty->node = CONFIG_NODE; | |
2879 | else | |
2880 | { | |
2881 | vty_out (vty, "VTY configuration is locked by other VTY%s", VTY_NEWLINE); | |
2882 | return CMD_WARNING; | |
2883 | } | |
2884 | return CMD_SUCCESS; | |
2885 | } | |
2886 | ||
2887 | /* Enable command */ | |
2888 | DEFUN (enable, | |
2889 | config_enable_cmd, | |
2890 | "enable", | |
2891 | "Turn on privileged mode command\n") | |
2892 | { | |
2893 | /* If enable password is NULL, change to ENABLE_NODE */ | |
2894 | if ((host.enable == NULL && host.enable_encrypt == NULL) || | |
2895 | vty->type == VTY_SHELL_SERV) | |
2896 | vty->node = ENABLE_NODE; | |
2897 | else | |
2898 | vty->node = AUTH_ENABLE_NODE; | |
2899 | ||
2900 | return CMD_SUCCESS; | |
2901 | } | |
2902 | ||
2903 | /* Disable command */ | |
2904 | DEFUN (disable, | |
2905 | config_disable_cmd, | |
2906 | "disable", | |
2907 | "Turn off privileged mode command\n") | |
2908 | { | |
2909 | if (vty->node == ENABLE_NODE) | |
2910 | vty->node = VIEW_NODE; | |
2911 | return CMD_SUCCESS; | |
2912 | } | |
2913 | ||
2914 | /* Down vty node level. */ | |
2915 | DEFUN (config_exit, | |
2916 | config_exit_cmd, | |
2917 | "exit", | |
2918 | "Exit current mode and down to previous mode\n") | |
2919 | { | |
2920 | switch (vty->node) | |
2921 | { | |
2922 | case VIEW_NODE: | |
2923 | case ENABLE_NODE: | |
62687ff1 | 2924 | case RESTRICTED_NODE: |
718e3744 | 2925 | if (vty_shell (vty)) |
2926 | exit (0); | |
2927 | else | |
2928 | vty->status = VTY_CLOSE; | |
2929 | break; | |
2930 | case CONFIG_NODE: | |
2931 | vty->node = ENABLE_NODE; | |
2932 | vty_config_unlock (vty); | |
2933 | break; | |
2934 | case INTERFACE_NODE: | |
f93e3f69 | 2935 | case VRF_NODE: |
718e3744 | 2936 | case ZEBRA_NODE: |
2937 | case BGP_NODE: | |
2938 | case RIP_NODE: | |
2939 | case RIPNG_NODE: | |
2940 | case OSPF_NODE: | |
2941 | case OSPF6_NODE: | |
9e867fe6 | 2942 | case ISIS_NODE: |
718e3744 | 2943 | case KEYCHAIN_NODE: |
2944 | case MASC_NODE: | |
2945 | case RMAP_NODE: | |
2946 | case VTY_NODE: | |
2947 | vty->node = CONFIG_NODE; | |
2948 | break; | |
2949 | case BGP_VPNV4_NODE: | |
2950 | case BGP_IPV4_NODE: | |
2951 | case BGP_IPV4M_NODE: | |
2952 | case BGP_IPV6_NODE: | |
1e836590 | 2953 | case BGP_IPV6M_NODE: |
718e3744 | 2954 | vty->node = BGP_NODE; |
2955 | break; | |
2956 | case KEYCHAIN_KEY_NODE: | |
2957 | vty->node = KEYCHAIN_NODE; | |
2958 | break; | |
2959 | default: | |
2960 | break; | |
2961 | } | |
2962 | return CMD_SUCCESS; | |
2963 | } | |
2964 | ||
2965 | /* quit is alias of exit. */ | |
2966 | ALIAS (config_exit, | |
2967 | config_quit_cmd, | |
2968 | "quit", | |
2969 | "Exit current mode and down to previous mode\n") | |
2970 | ||
2971 | /* End of configuration. */ | |
2972 | DEFUN (config_end, | |
2973 | config_end_cmd, | |
2974 | "end", | |
2975 | "End current mode and change to enable mode.") | |
2976 | { | |
2977 | switch (vty->node) | |
2978 | { | |
2979 | case VIEW_NODE: | |
2980 | case ENABLE_NODE: | |
62687ff1 | 2981 | case RESTRICTED_NODE: |
718e3744 | 2982 | /* Nothing to do. */ |
2983 | break; | |
2984 | case CONFIG_NODE: | |
2985 | case INTERFACE_NODE: | |
f93e3f69 | 2986 | case VRF_NODE: |
718e3744 | 2987 | case ZEBRA_NODE: |
2988 | case RIP_NODE: | |
2989 | case RIPNG_NODE: | |
2990 | case BGP_NODE: | |
2991 | case BGP_VPNV4_NODE: | |
2992 | case BGP_IPV4_NODE: | |
2993 | case BGP_IPV4M_NODE: | |
2994 | case BGP_IPV6_NODE: | |
1e836590 | 2995 | case BGP_IPV6M_NODE: |
718e3744 | 2996 | case RMAP_NODE: |
2997 | case OSPF_NODE: | |
2998 | case OSPF6_NODE: | |
9e867fe6 | 2999 | case ISIS_NODE: |
718e3744 | 3000 | case KEYCHAIN_NODE: |
3001 | case KEYCHAIN_KEY_NODE: | |
3002 | case MASC_NODE: | |
3003 | case VTY_NODE: | |
3004 | vty_config_unlock (vty); | |
3005 | vty->node = ENABLE_NODE; | |
3006 | break; | |
3007 | default: | |
3008 | break; | |
3009 | } | |
3010 | return CMD_SUCCESS; | |
3011 | } | |
3012 | ||
3013 | /* Show version. */ | |
3014 | DEFUN (show_version, | |
3015 | show_version_cmd, | |
3016 | "show version", | |
3017 | SHOW_STR | |
3018 | "Displays zebra version\n") | |
3019 | { | |
12f6ea23 | 3020 | vty_out (vty, "Quagga %s (%s).%s", QUAGGA_VERSION, host.name?host.name:"", |
3021 | VTY_NEWLINE); | |
0be793e6 | 3022 | vty_out (vty, "%s%s%s", QUAGGA_COPYRIGHT, GIT_INFO, VTY_NEWLINE); |
718e3744 | 3023 | |
3024 | return CMD_SUCCESS; | |
3025 | } | |
3026 | ||
3027 | /* Help display function for all node. */ | |
3028 | DEFUN (config_help, | |
3029 | config_help_cmd, | |
3030 | "help", | |
3031 | "Description of the interactive help system\n") | |
3032 | { | |
3033 | vty_out (vty, | |
6590f2c3 | 3034 | "Quagga VTY provides advanced help feature. When you need help,%s\ |
718e3744 | 3035 | anytime at the command line please press '?'.%s\ |
3036 | %s\ | |
3037 | If nothing matches, the help list will be empty and you must backup%s\ | |
3038 | until entering a '?' shows the available options.%s\ | |
3039 | Two styles of help are provided:%s\ | |
3040 | 1. Full help is available when you are ready to enter a%s\ | |
3041 | command argument (e.g. 'show ?') and describes each possible%s\ | |
3042 | argument.%s\ | |
3043 | 2. Partial help is provided when an abbreviated argument is entered%s\ | |
3044 | and you want to know what arguments match the input%s\ | |
3045 | (e.g. 'show me?'.)%s%s", VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, | |
3046 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, | |
3047 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE); | |
3048 | return CMD_SUCCESS; | |
3049 | } | |
3050 | ||
3051 | /* Help display function for all node. */ | |
3052 | DEFUN (config_list, | |
3053 | config_list_cmd, | |
3054 | "list", | |
3055 | "Print command list\n") | |
3056 | { | |
8c328f11 | 3057 | unsigned int i; |
718e3744 | 3058 | struct cmd_node *cnode = vector_slot (cmdvec, vty->node); |
3059 | struct cmd_element *cmd; | |
3060 | ||
55468c86 | 3061 | for (i = 0; i < vector_active (cnode->cmd_vector); i++) |
4275b1de | 3062 | if ((cmd = vector_slot (cnode->cmd_vector, i)) != NULL |
3063 | && !(cmd->attr == CMD_ATTR_DEPRECATED | |
3064 | || cmd->attr == CMD_ATTR_HIDDEN)) | |
718e3744 | 3065 | vty_out (vty, " %s%s", cmd->string, |
3066 | VTY_NEWLINE); | |
3067 | return CMD_SUCCESS; | |
3068 | } | |
3069 | ||
3070 | /* Write current configuration into file. */ | |
3071 | DEFUN (config_write_file, | |
3072 | config_write_file_cmd, | |
3073 | "write file", | |
3074 | "Write running configuration to memory, network, or terminal\n" | |
3075 | "Write to configuration file\n") | |
3076 | { | |
8c328f11 | 3077 | unsigned int i; |
718e3744 | 3078 | int fd; |
3079 | struct cmd_node *node; | |
3080 | char *config_file; | |
3081 | char *config_file_tmp = NULL; | |
3082 | char *config_file_sav = NULL; | |
05865c90 | 3083 | int ret = CMD_WARNING; |
718e3744 | 3084 | struct vty *file_vty; |
e4421165 | 3085 | struct stat conf_stat; |
718e3744 | 3086 | |
3087 | /* Check and see if we are operating under vtysh configuration */ | |
3088 | if (host.config == NULL) | |
3089 | { | |
3090 | vty_out (vty, "Can't save to configuration file, using vtysh.%s", | |
3091 | VTY_NEWLINE); | |
3092 | return CMD_WARNING; | |
3093 | } | |
3094 | ||
3095 | /* Get filename. */ | |
3096 | config_file = host.config; | |
3097 | ||
05865c90 | 3098 | config_file_sav = |
3099 | XMALLOC (MTYPE_TMP, strlen (config_file) + strlen (CONF_BACKUP_EXT) + 1); | |
718e3744 | 3100 | strcpy (config_file_sav, config_file); |
3101 | strcat (config_file_sav, CONF_BACKUP_EXT); | |
3102 | ||
3103 | ||
05865c90 | 3104 | config_file_tmp = XMALLOC (MTYPE_TMP, strlen (config_file) + 8); |
718e3744 | 3105 | sprintf (config_file_tmp, "%s.XXXXXX", config_file); |
3106 | ||
3107 | /* Open file to configuration write. */ | |
3108 | fd = mkstemp (config_file_tmp); | |
3109 | if (fd < 0) | |
3110 | { | |
3111 | vty_out (vty, "Can't open configuration file %s.%s", config_file_tmp, | |
3112 | VTY_NEWLINE); | |
05865c90 | 3113 | goto finished; |
718e3744 | 3114 | } |
3115 | ||
3116 | /* Make vty for configuration file. */ | |
3117 | file_vty = vty_new (); | |
3118 | file_vty->fd = fd; | |
3119 | file_vty->type = VTY_FILE; | |
3120 | ||
3121 | /* Config file header print. */ | |
3122 | vty_out (file_vty, "!\n! Zebra configuration saved from vty\n! "); | |
3123 | vty_time_print (file_vty, 1); | |
3124 | vty_out (file_vty, "!\n"); | |
3125 | ||
55468c86 | 3126 | for (i = 0; i < vector_active (cmdvec); i++) |
718e3744 | 3127 | if ((node = vector_slot (cmdvec, i)) && node->func) |
3128 | { | |
3129 | if ((*node->func) (file_vty)) | |
3130 | vty_out (file_vty, "!\n"); | |
3131 | } | |
3132 | vty_close (file_vty); | |
3133 | ||
e4421165 | 3134 | if (stat(config_file, &conf_stat) >= 0) |
718e3744 | 3135 | { |
e4421165 DS |
3136 | if (unlink (config_file_sav) != 0) |
3137 | if (errno != ENOENT) | |
3138 | { | |
3139 | vty_out (vty, "Can't unlink backup configuration file %s.%s", config_file_sav, | |
3140 | VTY_NEWLINE); | |
3141 | goto finished; | |
3142 | } | |
3143 | if (link (config_file, config_file_sav) != 0) | |
3144 | { | |
3145 | vty_out (vty, "Can't backup old configuration file %s.%s", config_file_sav, | |
3146 | VTY_NEWLINE); | |
3147 | goto finished; | |
3148 | } | |
3149 | sync (); | |
3150 | if (unlink (config_file) != 0) | |
3151 | { | |
3152 | vty_out (vty, "Can't unlink configuration file %s.%s", config_file, | |
3153 | VTY_NEWLINE); | |
3154 | goto finished; | |
3155 | } | |
718e3744 | 3156 | } |
3157 | if (link (config_file_tmp, config_file) != 0) | |
3158 | { | |
3159 | vty_out (vty, "Can't save configuration file %s.%s", config_file, | |
3160 | VTY_NEWLINE); | |
05865c90 | 3161 | goto finished; |
718e3744 | 3162 | } |
718e3744 | 3163 | sync (); |
3164 | ||
aa593d5e | 3165 | if (chmod (config_file, CONFIGFILE_MASK) != 0) |
3166 | { | |
3167 | vty_out (vty, "Can't chmod configuration file %s: %s (%d).%s", | |
6099b3b5 | 3168 | config_file, safe_strerror(errno), errno, VTY_NEWLINE); |
05865c90 | 3169 | goto finished; |
aa593d5e | 3170 | } |
3171 | ||
718e3744 | 3172 | vty_out (vty, "Configuration saved to %s%s", config_file, |
3173 | VTY_NEWLINE); | |
05865c90 | 3174 | ret = CMD_SUCCESS; |
3175 | ||
3176 | finished: | |
3177 | unlink (config_file_tmp); | |
3178 | XFREE (MTYPE_TMP, config_file_tmp); | |
3179 | XFREE (MTYPE_TMP, config_file_sav); | |
3180 | return ret; | |
718e3744 | 3181 | } |
3182 | ||
3183 | ALIAS (config_write_file, | |
3184 | config_write_cmd, | |
3185 | "write", | |
3186 | "Write running configuration to memory, network, or terminal\n") | |
3187 | ||
3188 | ALIAS (config_write_file, | |
3189 | config_write_memory_cmd, | |
3190 | "write memory", | |
3191 | "Write running configuration to memory, network, or terminal\n" | |
3192 | "Write configuration to the file (same as write file)\n") | |
3193 | ||
3194 | ALIAS (config_write_file, | |
3195 | copy_runningconfig_startupconfig_cmd, | |
3196 | "copy running-config startup-config", | |
3197 | "Copy configuration\n" | |
3198 | "Copy running config to... \n" | |
3199 | "Copy running config to startup config (same as write file)\n") | |
3200 | ||
3201 | /* Write current configuration into the terminal. */ | |
3202 | DEFUN (config_write_terminal, | |
3203 | config_write_terminal_cmd, | |
3204 | "write terminal", | |
3205 | "Write running configuration to memory, network, or terminal\n" | |
3206 | "Write to terminal\n") | |
3207 | { | |
8c328f11 | 3208 | unsigned int i; |
718e3744 | 3209 | struct cmd_node *node; |
3210 | ||
3211 | if (vty->type == VTY_SHELL_SERV) | |
3212 | { | |
55468c86 | 3213 | for (i = 0; i < vector_active (cmdvec); i++) |
718e3744 | 3214 | if ((node = vector_slot (cmdvec, i)) && node->func && node->vtysh) |
3215 | { | |
3216 | if ((*node->func) (vty)) | |
3217 | vty_out (vty, "!%s", VTY_NEWLINE); | |
3218 | } | |
3219 | } | |
3220 | else | |
3221 | { | |
3222 | vty_out (vty, "%sCurrent configuration:%s", VTY_NEWLINE, | |
3223 | VTY_NEWLINE); | |
3224 | vty_out (vty, "!%s", VTY_NEWLINE); | |
3225 | ||
55468c86 | 3226 | for (i = 0; i < vector_active (cmdvec); i++) |
718e3744 | 3227 | if ((node = vector_slot (cmdvec, i)) && node->func) |
3228 | { | |
3229 | if ((*node->func) (vty)) | |
3230 | vty_out (vty, "!%s", VTY_NEWLINE); | |
3231 | } | |
3232 | vty_out (vty, "end%s",VTY_NEWLINE); | |
3233 | } | |
3234 | return CMD_SUCCESS; | |
3235 | } | |
3236 | ||
3237 | /* Write current configuration into the terminal. */ | |
3238 | ALIAS (config_write_terminal, | |
3239 | show_running_config_cmd, | |
3240 | "show running-config", | |
3241 | SHOW_STR | |
3242 | "running configuration\n") | |
3243 | ||
3244 | /* Write startup configuration into the terminal. */ | |
3245 | DEFUN (show_startup_config, | |
3246 | show_startup_config_cmd, | |
3247 | "show startup-config", | |
3248 | SHOW_STR | |
3249 | "Contentes of startup configuration\n") | |
3250 | { | |
3251 | char buf[BUFSIZ]; | |
3252 | FILE *confp; | |
3253 | ||
3254 | confp = fopen (host.config, "r"); | |
3255 | if (confp == NULL) | |
3256 | { | |
1db63918 DS |
3257 | vty_out (vty, "Can't open configuration file [%s] due to '%s'%s", |
3258 | host.config, safe_strerror(errno), VTY_NEWLINE); | |
718e3744 | 3259 | return CMD_WARNING; |
3260 | } | |
3261 | ||
3262 | while (fgets (buf, BUFSIZ, confp)) | |
3263 | { | |
3264 | char *cp = buf; | |
3265 | ||
3266 | while (*cp != '\r' && *cp != '\n' && *cp != '\0') | |
3267 | cp++; | |
3268 | *cp = '\0'; | |
3269 | ||
3270 | vty_out (vty, "%s%s", buf, VTY_NEWLINE); | |
3271 | } | |
3272 | ||
3273 | fclose (confp); | |
3274 | ||
3275 | return CMD_SUCCESS; | |
3276 | } | |
3277 | ||
3278 | /* Hostname configuration */ | |
3279 | DEFUN (config_hostname, | |
3280 | hostname_cmd, | |
3281 | "hostname WORD", | |
3282 | "Set system's network name\n" | |
3283 | "This system's network name\n") | |
3284 | { | |
3285 | if (!isalpha((int) *argv[0])) | |
3286 | { | |
3287 | vty_out (vty, "Please specify string starting with alphabet%s", VTY_NEWLINE); | |
3288 | return CMD_WARNING; | |
3289 | } | |
3290 | ||
3291 | if (host.name) | |
05865c90 | 3292 | XFREE (MTYPE_HOST, host.name); |
718e3744 | 3293 | |
05865c90 | 3294 | host.name = XSTRDUP (MTYPE_HOST, argv[0]); |
718e3744 | 3295 | return CMD_SUCCESS; |
3296 | } | |
3297 | ||
3298 | DEFUN (config_no_hostname, | |
3299 | no_hostname_cmd, | |
3300 | "no hostname [HOSTNAME]", | |
3301 | NO_STR | |
3302 | "Reset system's network name\n" | |
3303 | "Host name of this router\n") | |
3304 | { | |
3305 | if (host.name) | |
05865c90 | 3306 | XFREE (MTYPE_HOST, host.name); |
718e3744 | 3307 | host.name = NULL; |
3308 | return CMD_SUCCESS; | |
3309 | } | |
3310 | ||
3311 | /* VTY interface password set. */ | |
3312 | DEFUN (config_password, password_cmd, | |
3313 | "password (8|) WORD", | |
3314 | "Assign the terminal connection password\n" | |
3315 | "Specifies a HIDDEN password will follow\n" | |
3316 | "dummy string \n" | |
3317 | "The HIDDEN line password string\n") | |
3318 | { | |
3319 | /* Argument check. */ | |
3320 | if (argc == 0) | |
3321 | { | |
3322 | vty_out (vty, "Please specify password.%s", VTY_NEWLINE); | |
3323 | return CMD_WARNING; | |
3324 | } | |
3325 | ||
3326 | if (argc == 2) | |
3327 | { | |
3328 | if (*argv[0] == '8') | |
3329 | { | |
3330 | if (host.password) | |
05865c90 | 3331 | XFREE (MTYPE_HOST, host.password); |
718e3744 | 3332 | host.password = NULL; |
3333 | if (host.password_encrypt) | |
05865c90 | 3334 | XFREE (MTYPE_HOST, host.password_encrypt); |
3335 | host.password_encrypt = XSTRDUP (MTYPE_HOST, argv[1]); | |
718e3744 | 3336 | return CMD_SUCCESS; |
3337 | } | |
3338 | else | |
3339 | { | |
3340 | vty_out (vty, "Unknown encryption type.%s", VTY_NEWLINE); | |
3341 | return CMD_WARNING; | |
3342 | } | |
3343 | } | |
3344 | ||
3345 | if (!isalnum ((int) *argv[0])) | |
3346 | { | |
3347 | vty_out (vty, | |
3348 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
3349 | return CMD_WARNING; | |
3350 | } | |
3351 | ||
3352 | if (host.password) | |
05865c90 | 3353 | XFREE (MTYPE_HOST, host.password); |
718e3744 | 3354 | host.password = NULL; |
3355 | ||
3356 | if (host.encrypt) | |
3357 | { | |
3358 | if (host.password_encrypt) | |
05865c90 | 3359 | XFREE (MTYPE_HOST, host.password_encrypt); |
3360 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[0])); | |
718e3744 | 3361 | } |
3362 | else | |
05865c90 | 3363 | host.password = XSTRDUP (MTYPE_HOST, argv[0]); |
718e3744 | 3364 | |
3365 | return CMD_SUCCESS; | |
3366 | } | |
3367 | ||
3368 | ALIAS (config_password, password_text_cmd, | |
3369 | "password LINE", | |
3370 | "Assign the terminal connection password\n" | |
3371 | "The UNENCRYPTED (cleartext) line password\n") | |
3372 | ||
3373 | /* VTY enable password set. */ | |
3374 | DEFUN (config_enable_password, enable_password_cmd, | |
3375 | "enable password (8|) WORD", | |
3376 | "Modify enable password parameters\n" | |
3377 | "Assign the privileged level password\n" | |
3378 | "Specifies a HIDDEN password will follow\n" | |
3379 | "dummy string \n" | |
3380 | "The HIDDEN 'enable' password string\n") | |
3381 | { | |
3382 | /* Argument check. */ | |
3383 | if (argc == 0) | |
3384 | { | |
3385 | vty_out (vty, "Please specify password.%s", VTY_NEWLINE); | |
3386 | return CMD_WARNING; | |
3387 | } | |
3388 | ||
3389 | /* Crypt type is specified. */ | |
3390 | if (argc == 2) | |
3391 | { | |
3392 | if (*argv[0] == '8') | |
3393 | { | |
3394 | if (host.enable) | |
05865c90 | 3395 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 3396 | host.enable = NULL; |
3397 | ||
3398 | if (host.enable_encrypt) | |
05865c90 | 3399 | XFREE (MTYPE_HOST, host.enable_encrypt); |
3400 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, argv[1]); | |
718e3744 | 3401 | |
3402 | return CMD_SUCCESS; | |
3403 | } | |
3404 | else | |
3405 | { | |
3406 | vty_out (vty, "Unknown encryption type.%s", VTY_NEWLINE); | |
3407 | return CMD_WARNING; | |
3408 | } | |
3409 | } | |
3410 | ||
3411 | if (!isalnum ((int) *argv[0])) | |
3412 | { | |
3413 | vty_out (vty, | |
3414 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
3415 | return CMD_WARNING; | |
3416 | } | |
3417 | ||
3418 | if (host.enable) | |
05865c90 | 3419 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 3420 | host.enable = NULL; |
3421 | ||
3422 | /* Plain password input. */ | |
3423 | if (host.encrypt) | |
3424 | { | |
3425 | if (host.enable_encrypt) | |
05865c90 | 3426 | XFREE (MTYPE_HOST, host.enable_encrypt); |
3427 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[0])); | |
718e3744 | 3428 | } |
3429 | else | |
05865c90 | 3430 | host.enable = XSTRDUP (MTYPE_HOST, argv[0]); |
718e3744 | 3431 | |
3432 | return CMD_SUCCESS; | |
3433 | } | |
3434 | ||
3435 | ALIAS (config_enable_password, | |
3436 | enable_password_text_cmd, | |
3437 | "enable password LINE", | |
3438 | "Modify enable password parameters\n" | |
3439 | "Assign the privileged level password\n" | |
3440 | "The UNENCRYPTED (cleartext) 'enable' password\n") | |
3441 | ||
3442 | /* VTY enable password delete. */ | |
3443 | DEFUN (no_config_enable_password, no_enable_password_cmd, | |
3444 | "no enable password", | |
3445 | NO_STR | |
3446 | "Modify enable password parameters\n" | |
3447 | "Assign the privileged level password\n") | |
3448 | { | |
3449 | if (host.enable) | |
05865c90 | 3450 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 3451 | host.enable = NULL; |
3452 | ||
3453 | if (host.enable_encrypt) | |
05865c90 | 3454 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 3455 | host.enable_encrypt = NULL; |
3456 | ||
3457 | return CMD_SUCCESS; | |
3458 | } | |
3459 | ||
3460 | DEFUN (service_password_encrypt, | |
3461 | service_password_encrypt_cmd, | |
3462 | "service password-encryption", | |
3463 | "Set up miscellaneous service\n" | |
3464 | "Enable encrypted passwords\n") | |
3465 | { | |
3466 | if (host.encrypt) | |
3467 | return CMD_SUCCESS; | |
3468 | ||
3469 | host.encrypt = 1; | |
3470 | ||
3471 | if (host.password) | |
3472 | { | |
3473 | if (host.password_encrypt) | |
05865c90 | 3474 | XFREE (MTYPE_HOST, host.password_encrypt); |
3475 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.password)); | |
718e3744 | 3476 | } |
3477 | if (host.enable) | |
3478 | { | |
3479 | if (host.enable_encrypt) | |
05865c90 | 3480 | XFREE (MTYPE_HOST, host.enable_encrypt); |
3481 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.enable)); | |
718e3744 | 3482 | } |
3483 | ||
3484 | return CMD_SUCCESS; | |
3485 | } | |
3486 | ||
3487 | DEFUN (no_service_password_encrypt, | |
3488 | no_service_password_encrypt_cmd, | |
3489 | "no service password-encryption", | |
3490 | NO_STR | |
3491 | "Set up miscellaneous service\n" | |
3492 | "Enable encrypted passwords\n") | |
3493 | { | |
3494 | if (! host.encrypt) | |
3495 | return CMD_SUCCESS; | |
3496 | ||
3497 | host.encrypt = 0; | |
3498 | ||
3499 | if (host.password_encrypt) | |
05865c90 | 3500 | XFREE (MTYPE_HOST, host.password_encrypt); |
718e3744 | 3501 | host.password_encrypt = NULL; |
3502 | ||
3503 | if (host.enable_encrypt) | |
05865c90 | 3504 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 3505 | host.enable_encrypt = NULL; |
3506 | ||
3507 | return CMD_SUCCESS; | |
3508 | } | |
3509 | ||
3510 | DEFUN (config_terminal_length, config_terminal_length_cmd, | |
3511 | "terminal length <0-512>", | |
3512 | "Set terminal line parameters\n" | |
3513 | "Set number of lines on a screen\n" | |
3514 | "Number of lines on screen (0 for no pausing)\n") | |
3515 | { | |
3516 | int lines; | |
3517 | char *endptr = NULL; | |
3518 | ||
3519 | lines = strtol (argv[0], &endptr, 10); | |
3520 | if (lines < 0 || lines > 512 || *endptr != '\0') | |
3521 | { | |
3522 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
3523 | return CMD_WARNING; | |
3524 | } | |
3525 | vty->lines = lines; | |
3526 | ||
3527 | return CMD_SUCCESS; | |
3528 | } | |
3529 | ||
3530 | DEFUN (config_terminal_no_length, config_terminal_no_length_cmd, | |
3531 | "terminal no length", | |
3532 | "Set terminal line parameters\n" | |
3533 | NO_STR | |
3534 | "Set number of lines on a screen\n") | |
3535 | { | |
3536 | vty->lines = -1; | |
3537 | return CMD_SUCCESS; | |
3538 | } | |
3539 | ||
3540 | DEFUN (service_terminal_length, service_terminal_length_cmd, | |
3541 | "service terminal-length <0-512>", | |
3542 | "Set up miscellaneous service\n" | |
3543 | "System wide terminal length configuration\n" | |
3544 | "Number of lines of VTY (0 means no line control)\n") | |
3545 | { | |
3546 | int lines; | |
3547 | char *endptr = NULL; | |
3548 | ||
3549 | lines = strtol (argv[0], &endptr, 10); | |
3550 | if (lines < 0 || lines > 512 || *endptr != '\0') | |
3551 | { | |
3552 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
3553 | return CMD_WARNING; | |
3554 | } | |
3555 | host.lines = lines; | |
3556 | ||
3557 | return CMD_SUCCESS; | |
3558 | } | |
3559 | ||
3560 | DEFUN (no_service_terminal_length, no_service_terminal_length_cmd, | |
3561 | "no service terminal-length [<0-512>]", | |
3562 | NO_STR | |
3563 | "Set up miscellaneous service\n" | |
3564 | "System wide terminal length configuration\n" | |
3565 | "Number of lines of VTY (0 means no line control)\n") | |
3566 | { | |
3567 | host.lines = -1; | |
3568 | return CMD_SUCCESS; | |
3569 | } | |
3570 | ||
2885f72d | 3571 | DEFUN_HIDDEN (do_echo, |
3572 | echo_cmd, | |
3573 | "echo .MESSAGE", | |
3574 | "Echo a message back to the vty\n" | |
3575 | "The message to echo\n") | |
3576 | { | |
3577 | char *message; | |
3578 | ||
f6834d4c | 3579 | vty_out (vty, "%s%s", ((message = argv_concat(argv, argc, 0)) ? message : ""), |
3580 | VTY_NEWLINE); | |
3581 | if (message) | |
3582 | XFREE(MTYPE_TMP, message); | |
2885f72d | 3583 | return CMD_SUCCESS; |
3584 | } | |
3585 | ||
274a4a44 | 3586 | DEFUN (config_logmsg, |
3587 | config_logmsg_cmd, | |
3588 | "logmsg "LOG_LEVELS" .MESSAGE", | |
3589 | "Send a message to enabled logging destinations\n" | |
3590 | LOG_LEVEL_DESC | |
3591 | "The message to send\n") | |
3592 | { | |
3593 | int level; | |
3594 | char *message; | |
3595 | ||
3596 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) | |
3597 | return CMD_ERR_NO_MATCH; | |
3598 | ||
fc95186c | 3599 | zlog(NULL, level, "%s", ((message = argv_concat(argv, argc, 1)) ? message : "")); |
f6834d4c | 3600 | if (message) |
3601 | XFREE(MTYPE_TMP, message); | |
274a4a44 | 3602 | return CMD_SUCCESS; |
3603 | } | |
3604 | ||
3605 | DEFUN (show_logging, | |
3606 | show_logging_cmd, | |
3607 | "show logging", | |
3608 | SHOW_STR | |
3609 | "Show current logging configuration\n") | |
3610 | { | |
3611 | struct zlog *zl = zlog_default; | |
3612 | ||
3613 | vty_out (vty, "Syslog logging: "); | |
3614 | if (zl->maxlvl[ZLOG_DEST_SYSLOG] == ZLOG_DISABLED) | |
3615 | vty_out (vty, "disabled"); | |
3616 | else | |
3617 | vty_out (vty, "level %s, facility %s, ident %s", | |
3618 | zlog_priority[zl->maxlvl[ZLOG_DEST_SYSLOG]], | |
3619 | facility_name(zl->facility), zl->ident); | |
3620 | vty_out (vty, "%s", VTY_NEWLINE); | |
3621 | ||
3622 | vty_out (vty, "Stdout logging: "); | |
3623 | if (zl->maxlvl[ZLOG_DEST_STDOUT] == ZLOG_DISABLED) | |
3624 | vty_out (vty, "disabled"); | |
3625 | else | |
3626 | vty_out (vty, "level %s", | |
3627 | zlog_priority[zl->maxlvl[ZLOG_DEST_STDOUT]]); | |
3628 | vty_out (vty, "%s", VTY_NEWLINE); | |
3629 | ||
3630 | vty_out (vty, "Monitor logging: "); | |
3631 | if (zl->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) | |
3632 | vty_out (vty, "disabled"); | |
3633 | else | |
3634 | vty_out (vty, "level %s", | |
3635 | zlog_priority[zl->maxlvl[ZLOG_DEST_MONITOR]]); | |
3636 | vty_out (vty, "%s", VTY_NEWLINE); | |
3637 | ||
3638 | vty_out (vty, "File logging: "); | |
3639 | if ((zl->maxlvl[ZLOG_DEST_FILE] == ZLOG_DISABLED) || | |
3640 | !zl->fp) | |
3641 | vty_out (vty, "disabled"); | |
3642 | else | |
3643 | vty_out (vty, "level %s, filename %s", | |
3644 | zlog_priority[zl->maxlvl[ZLOG_DEST_FILE]], | |
3645 | zl->filename); | |
3646 | vty_out (vty, "%s", VTY_NEWLINE); | |
3647 | ||
3648 | vty_out (vty, "Protocol name: %s%s", | |
3649 | zlog_proto_names[zl->protocol], VTY_NEWLINE); | |
3650 | vty_out (vty, "Record priority: %s%s", | |
3651 | (zl->record_priority ? "enabled" : "disabled"), VTY_NEWLINE); | |
1ed72e0b AS |
3652 | vty_out (vty, "Timestamp precision: %d%s", |
3653 | zl->timestamp_precision, VTY_NEWLINE); | |
274a4a44 | 3654 | |
3655 | return CMD_SUCCESS; | |
3656 | } | |
3657 | ||
718e3744 | 3658 | DEFUN (config_log_stdout, |
3659 | config_log_stdout_cmd, | |
3660 | "log stdout", | |
3661 | "Logging control\n" | |
274a4a44 | 3662 | "Set stdout logging level\n") |
718e3744 | 3663 | { |
274a4a44 | 3664 | zlog_set_level (NULL, ZLOG_DEST_STDOUT, zlog_default->default_lvl); |
3665 | return CMD_SUCCESS; | |
3666 | } | |
3667 | ||
3668 | DEFUN (config_log_stdout_level, | |
3669 | config_log_stdout_level_cmd, | |
3670 | "log stdout "LOG_LEVELS, | |
3671 | "Logging control\n" | |
3672 | "Set stdout logging level\n" | |
3673 | LOG_LEVEL_DESC) | |
3674 | { | |
3675 | int level; | |
3676 | ||
3677 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) | |
3678 | return CMD_ERR_NO_MATCH; | |
3679 | zlog_set_level (NULL, ZLOG_DEST_STDOUT, level); | |
718e3744 | 3680 | return CMD_SUCCESS; |
3681 | } | |
3682 | ||
3683 | DEFUN (no_config_log_stdout, | |
3684 | no_config_log_stdout_cmd, | |
274a4a44 | 3685 | "no log stdout [LEVEL]", |
718e3744 | 3686 | NO_STR |
3687 | "Logging control\n" | |
274a4a44 | 3688 | "Cancel logging to stdout\n" |
3689 | "Logging level\n") | |
718e3744 | 3690 | { |
274a4a44 | 3691 | zlog_set_level (NULL, ZLOG_DEST_STDOUT, ZLOG_DISABLED); |
718e3744 | 3692 | return CMD_SUCCESS; |
3693 | } | |
3694 | ||
274a4a44 | 3695 | DEFUN (config_log_monitor, |
3696 | config_log_monitor_cmd, | |
3697 | "log monitor", | |
718e3744 | 3698 | "Logging control\n" |
274a4a44 | 3699 | "Set terminal line (monitor) logging level\n") |
3700 | { | |
3701 | zlog_set_level (NULL, ZLOG_DEST_MONITOR, zlog_default->default_lvl); | |
3702 | return CMD_SUCCESS; | |
3703 | } | |
3704 | ||
3705 | DEFUN (config_log_monitor_level, | |
3706 | config_log_monitor_level_cmd, | |
3707 | "log monitor "LOG_LEVELS, | |
3708 | "Logging control\n" | |
3709 | "Set terminal line (monitor) logging level\n" | |
3710 | LOG_LEVEL_DESC) | |
3711 | { | |
3712 | int level; | |
3713 | ||
3714 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) | |
3715 | return CMD_ERR_NO_MATCH; | |
3716 | zlog_set_level (NULL, ZLOG_DEST_MONITOR, level); | |
3717 | return CMD_SUCCESS; | |
3718 | } | |
3719 | ||
3720 | DEFUN (no_config_log_monitor, | |
3721 | no_config_log_monitor_cmd, | |
3722 | "no log monitor [LEVEL]", | |
3723 | NO_STR | |
3724 | "Logging control\n" | |
3725 | "Disable terminal line (monitor) logging\n" | |
3726 | "Logging level\n") | |
3727 | { | |
3728 | zlog_set_level (NULL, ZLOG_DEST_MONITOR, ZLOG_DISABLED); | |
3729 | return CMD_SUCCESS; | |
3730 | } | |
3731 | ||
3732 | static int | |
3733 | set_log_file(struct vty *vty, const char *fname, int loglevel) | |
718e3744 | 3734 | { |
3735 | int ret; | |
9035efaa | 3736 | char *p = NULL; |
3737 | const char *fullpath; | |
3738 | ||
718e3744 | 3739 | /* Path detection. */ |
274a4a44 | 3740 | if (! IS_DIRECTORY_SEP (*fname)) |
718e3744 | 3741 | { |
9035efaa | 3742 | char cwd[MAXPATHLEN+1]; |
3743 | cwd[MAXPATHLEN] = '\0'; | |
3744 | ||
3745 | if (getcwd (cwd, MAXPATHLEN) == NULL) | |
3746 | { | |
3747 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
3748 | return CMD_WARNING; | |
3749 | } | |
3750 | ||
274a4a44 | 3751 | if ( (p = XMALLOC (MTYPE_TMP, strlen (cwd) + strlen (fname) + 2)) |
9035efaa | 3752 | == NULL) |
3753 | { | |
3754 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
3755 | return CMD_WARNING; | |
3756 | } | |
274a4a44 | 3757 | sprintf (p, "%s/%s", cwd, fname); |
9035efaa | 3758 | fullpath = p; |
718e3744 | 3759 | } |
3760 | else | |
274a4a44 | 3761 | fullpath = fname; |
718e3744 | 3762 | |
274a4a44 | 3763 | ret = zlog_set_file (NULL, fullpath, loglevel); |
718e3744 | 3764 | |
9035efaa | 3765 | if (p) |
3766 | XFREE (MTYPE_TMP, p); | |
3767 | ||
718e3744 | 3768 | if (!ret) |
3769 | { | |
274a4a44 | 3770 | vty_out (vty, "can't open logfile %s\n", fname); |
718e3744 | 3771 | return CMD_WARNING; |
3772 | } | |
3773 | ||
3774 | if (host.logfile) | |
05865c90 | 3775 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 3776 | |
05865c90 | 3777 | host.logfile = XSTRDUP (MTYPE_HOST, fname); |
718e3744 | 3778 | |
3779 | return CMD_SUCCESS; | |
3780 | } | |
3781 | ||
274a4a44 | 3782 | DEFUN (config_log_file, |
3783 | config_log_file_cmd, | |
3784 | "log file FILENAME", | |
3785 | "Logging control\n" | |
3786 | "Logging to file\n" | |
3787 | "Logging filename\n") | |
3788 | { | |
3789 | return set_log_file(vty, argv[0], zlog_default->default_lvl); | |
3790 | } | |
3791 | ||
3792 | DEFUN (config_log_file_level, | |
3793 | config_log_file_level_cmd, | |
3794 | "log file FILENAME "LOG_LEVELS, | |
3795 | "Logging control\n" | |
3796 | "Logging to file\n" | |
3797 | "Logging filename\n" | |
3798 | LOG_LEVEL_DESC) | |
3799 | { | |
3800 | int level; | |
3801 | ||
3802 | if ((level = level_match(argv[1])) == ZLOG_DISABLED) | |
3803 | return CMD_ERR_NO_MATCH; | |
3804 | return set_log_file(vty, argv[0], level); | |
3805 | } | |
3806 | ||
718e3744 | 3807 | DEFUN (no_config_log_file, |
3808 | no_config_log_file_cmd, | |
3809 | "no log file [FILENAME]", | |
3810 | NO_STR | |
3811 | "Logging control\n" | |
3812 | "Cancel logging to file\n" | |
3813 | "Logging file name\n") | |
3814 | { | |
3815 | zlog_reset_file (NULL); | |
3816 | ||
3817 | if (host.logfile) | |
05865c90 | 3818 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 3819 | |
3820 | host.logfile = NULL; | |
3821 | ||
3822 | return CMD_SUCCESS; | |
3823 | } | |
3824 | ||
274a4a44 | 3825 | ALIAS (no_config_log_file, |
3826 | no_config_log_file_level_cmd, | |
3827 | "no log file FILENAME LEVEL", | |
3828 | NO_STR | |
3829 | "Logging control\n" | |
3830 | "Cancel logging to file\n" | |
3831 | "Logging file name\n" | |
3832 | "Logging level\n") | |
3833 | ||
718e3744 | 3834 | DEFUN (config_log_syslog, |
3835 | config_log_syslog_cmd, | |
3836 | "log syslog", | |
3837 | "Logging control\n" | |
274a4a44 | 3838 | "Set syslog logging level\n") |
718e3744 | 3839 | { |
274a4a44 | 3840 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, zlog_default->default_lvl); |
12ab19f1 | 3841 | return CMD_SUCCESS; |
3842 | } | |
3843 | ||
274a4a44 | 3844 | DEFUN (config_log_syslog_level, |
3845 | config_log_syslog_level_cmd, | |
3846 | "log syslog "LOG_LEVELS, | |
12ab19f1 | 3847 | "Logging control\n" |
274a4a44 | 3848 | "Set syslog logging level\n" |
3849 | LOG_LEVEL_DESC) | |
3850 | { | |
3851 | int level; | |
12ab19f1 | 3852 | |
274a4a44 | 3853 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) |
3854 | return CMD_ERR_NO_MATCH; | |
3855 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, level); | |
3856 | return CMD_SUCCESS; | |
3857 | } | |
3858 | ||
3859 | DEFUN_DEPRECATED (config_log_syslog_facility, | |
3860 | config_log_syslog_facility_cmd, | |
3861 | "log syslog facility "LOG_FACILITIES, | |
3862 | "Logging control\n" | |
3863 | "Logging goes to syslog\n" | |
3864 | "(Deprecated) Facility parameter for syslog messages\n" | |
3865 | LOG_FACILITY_DESC) | |
3866 | { | |
3867 | int facility; | |
3868 | ||
3869 | if ((facility = facility_match(argv[0])) < 0) | |
3870 | return CMD_ERR_NO_MATCH; | |
12ab19f1 | 3871 | |
274a4a44 | 3872 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, zlog_default->default_lvl); |
3873 | zlog_default->facility = facility; | |
718e3744 | 3874 | return CMD_SUCCESS; |
3875 | } | |
3876 | ||
3877 | DEFUN (no_config_log_syslog, | |
3878 | no_config_log_syslog_cmd, | |
274a4a44 | 3879 | "no log syslog [LEVEL]", |
718e3744 | 3880 | NO_STR |
3881 | "Logging control\n" | |
274a4a44 | 3882 | "Cancel logging to syslog\n" |
3883 | "Logging level\n") | |
718e3744 | 3884 | { |
274a4a44 | 3885 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, ZLOG_DISABLED); |
718e3744 | 3886 | return CMD_SUCCESS; |
3887 | } | |
3888 | ||
12ab19f1 | 3889 | ALIAS (no_config_log_syslog, |
3890 | no_config_log_syslog_facility_cmd, | |
274a4a44 | 3891 | "no log syslog facility "LOG_FACILITIES, |
12ab19f1 | 3892 | NO_STR |
3893 | "Logging control\n" | |
3894 | "Logging goes to syslog\n" | |
3895 | "Facility parameter for syslog messages\n" | |
274a4a44 | 3896 | LOG_FACILITY_DESC) |
3897 | ||
3898 | DEFUN (config_log_facility, | |
3899 | config_log_facility_cmd, | |
3900 | "log facility "LOG_FACILITIES, | |
718e3744 | 3901 | "Logging control\n" |
274a4a44 | 3902 | "Facility parameter for syslog messages\n" |
3903 | LOG_FACILITY_DESC) | |
718e3744 | 3904 | { |
274a4a44 | 3905 | int facility; |
3906 | ||
3907 | if ((facility = facility_match(argv[0])) < 0) | |
3908 | return CMD_ERR_NO_MATCH; | |
3909 | zlog_default->facility = facility; | |
3910 | return CMD_SUCCESS; | |
718e3744 | 3911 | } |
3912 | ||
274a4a44 | 3913 | DEFUN (no_config_log_facility, |
3914 | no_config_log_facility_cmd, | |
3915 | "no log facility [FACILITY]", | |
718e3744 | 3916 | NO_STR |
3917 | "Logging control\n" | |
274a4a44 | 3918 | "Reset syslog facility to default (daemon)\n" |
3919 | "Syslog facility\n") | |
3920 | { | |
3921 | zlog_default->facility = LOG_DAEMON; | |
3922 | return CMD_SUCCESS; | |
3923 | } | |
3924 | ||
3925 | DEFUN_DEPRECATED (config_log_trap, | |
3926 | config_log_trap_cmd, | |
3927 | "log trap "LOG_LEVELS, | |
3928 | "Logging control\n" | |
3929 | "(Deprecated) Set logging level and default for all destinations\n" | |
3930 | LOG_LEVEL_DESC) | |
3931 | { | |
3932 | int new_level ; | |
3933 | int i; | |
3934 | ||
3935 | if ((new_level = level_match(argv[0])) == ZLOG_DISABLED) | |
3936 | return CMD_ERR_NO_MATCH; | |
3937 | ||
3938 | zlog_default->default_lvl = new_level; | |
3939 | for (i = 0; i < ZLOG_NUM_DESTS; i++) | |
3940 | if (zlog_default->maxlvl[i] != ZLOG_DISABLED) | |
3941 | zlog_default->maxlvl[i] = new_level; | |
3942 | return CMD_SUCCESS; | |
3943 | } | |
3944 | ||
3945 | DEFUN_DEPRECATED (no_config_log_trap, | |
3946 | no_config_log_trap_cmd, | |
3947 | "no log trap [LEVEL]", | |
3948 | NO_STR | |
3949 | "Logging control\n" | |
3950 | "Permit all logging information\n" | |
3951 | "Logging level\n") | |
718e3744 | 3952 | { |
274a4a44 | 3953 | zlog_default->default_lvl = LOG_DEBUG; |
718e3744 | 3954 | return CMD_SUCCESS; |
3955 | } | |
3956 | ||
3957 | DEFUN (config_log_record_priority, | |
3958 | config_log_record_priority_cmd, | |
3959 | "log record-priority", | |
3960 | "Logging control\n" | |
3961 | "Log the priority of the message within the message\n") | |
3962 | { | |
3963 | zlog_default->record_priority = 1 ; | |
3964 | return CMD_SUCCESS; | |
3965 | } | |
3966 | ||
3967 | DEFUN (no_config_log_record_priority, | |
3968 | no_config_log_record_priority_cmd, | |
3969 | "no log record-priority", | |
3970 | NO_STR | |
3971 | "Logging control\n" | |
3972 | "Do not log the priority of the message within the message\n") | |
3973 | { | |
3974 | zlog_default->record_priority = 0 ; | |
3975 | return CMD_SUCCESS; | |
3976 | } | |
3977 | ||
1ed72e0b AS |
3978 | DEFUN (config_log_timestamp_precision, |
3979 | config_log_timestamp_precision_cmd, | |
3980 | "log timestamp precision <0-6>", | |
3981 | "Logging control\n" | |
3982 | "Timestamp configuration\n" | |
3983 | "Set the timestamp precision\n" | |
3984 | "Number of subsecond digits\n") | |
3985 | { | |
3986 | if (argc != 1) | |
3987 | { | |
3988 | vty_out (vty, "Insufficient arguments%s", VTY_NEWLINE); | |
3989 | return CMD_WARNING; | |
3990 | } | |
3991 | ||
3992 | VTY_GET_INTEGER_RANGE("Timestamp Precision", | |
3993 | zlog_default->timestamp_precision, argv[0], 0, 6); | |
3994 | return CMD_SUCCESS; | |
3995 | } | |
3996 | ||
3997 | DEFUN (no_config_log_timestamp_precision, | |
3998 | no_config_log_timestamp_precision_cmd, | |
3999 | "no log timestamp precision", | |
4000 | NO_STR | |
4001 | "Logging control\n" | |
4002 | "Timestamp configuration\n" | |
4003 | "Reset the timestamp precision to the default value of 0\n") | |
4004 | { | |
4005 | zlog_default->timestamp_precision = 0 ; | |
4006 | return CMD_SUCCESS; | |
4007 | } | |
4008 | ||
7cfc61d3 DS |
4009 | int |
4010 | cmd_banner_motd_file (const char *file) | |
4011 | { | |
4012 | if (host.motdfile) | |
4013 | XFREE (MTYPE_HOST, host.motdfile); | |
4014 | host.motdfile = XSTRDUP (MTYPE_HOST, file); | |
4015 | ||
4016 | return CMD_SUCCESS; | |
4017 | } | |
4018 | ||
3b0c5d9a | 4019 | DEFUN (banner_motd_file, |
4020 | banner_motd_file_cmd, | |
4d833e55 | 4021 | "banner motd file FILE", |
3b0c5d9a | 4022 | "Set banner\n" |
4023 | "Banner for motd\n" | |
4024 | "Banner from a file\n" | |
4025 | "Filename\n") | |
4026 | { | |
7cfc61d3 | 4027 | return cmd_banner_motd_file (argv[0]); |
3b0c5d9a | 4028 | } |
718e3744 | 4029 | |
4030 | DEFUN (banner_motd_default, | |
4031 | banner_motd_default_cmd, | |
4032 | "banner motd default", | |
4033 | "Set banner string\n" | |
4034 | "Strings for motd\n" | |
4035 | "Default string\n") | |
4036 | { | |
4037 | host.motd = default_motd; | |
4038 | return CMD_SUCCESS; | |
4039 | } | |
4040 | ||
4041 | DEFUN (no_banner_motd, | |
4042 | no_banner_motd_cmd, | |
4043 | "no banner motd", | |
4044 | NO_STR | |
4045 | "Set banner string\n" | |
4046 | "Strings for motd\n") | |
4047 | { | |
4048 | host.motd = NULL; | |
22085181 | 4049 | if (host.motdfile) |
05865c90 | 4050 | XFREE (MTYPE_HOST, host.motdfile); |
3b0c5d9a | 4051 | host.motdfile = NULL; |
718e3744 | 4052 | return CMD_SUCCESS; |
4053 | } | |
4054 | ||
4055 | /* Set config filename. Called from vty.c */ | |
4056 | void | |
c0e8c16f | 4057 | host_config_set (const char *filename) |
718e3744 | 4058 | { |
228da428 CC |
4059 | if (host.config) |
4060 | XFREE (MTYPE_HOST, host.config); | |
05865c90 | 4061 | host.config = XSTRDUP (MTYPE_HOST, filename); |
718e3744 | 4062 | } |
4063 | ||
4064 | void | |
4065 | install_default (enum node_type node) | |
4066 | { | |
4067 | install_element (node, &config_exit_cmd); | |
4068 | install_element (node, &config_quit_cmd); | |
4069 | install_element (node, &config_end_cmd); | |
4070 | install_element (node, &config_help_cmd); | |
4071 | install_element (node, &config_list_cmd); | |
4072 | ||
4073 | install_element (node, &config_write_terminal_cmd); | |
4074 | install_element (node, &config_write_file_cmd); | |
4075 | install_element (node, &config_write_memory_cmd); | |
4076 | install_element (node, &config_write_cmd); | |
4077 | install_element (node, &show_running_config_cmd); | |
4078 | } | |
4079 | ||
4080 | /* Initialize command interface. Install basic nodes and commands. */ | |
4081 | void | |
4082 | cmd_init (int terminal) | |
4083 | { | |
cd40b329 CF |
4084 | command_cr = XSTRDUP(MTYPE_CMD_TOKENS, "<cr>"); |
4085 | token_cr.type = TOKEN_TERMINAL; | |
4086 | token_cr.cmd = command_cr; | |
4087 | token_cr.desc = XSTRDUP(MTYPE_CMD_TOKENS, ""); | |
228da428 | 4088 | |
718e3744 | 4089 | /* Allocate initial top vector of commands. */ |
4090 | cmdvec = vector_init (VECTOR_MIN_SIZE); | |
4091 | ||
4092 | /* Default host value settings. */ | |
4093 | host.name = NULL; | |
4094 | host.password = NULL; | |
4095 | host.enable = NULL; | |
4096 | host.logfile = NULL; | |
4097 | host.config = NULL; | |
4098 | host.lines = -1; | |
4099 | host.motd = default_motd; | |
3b0c5d9a | 4100 | host.motdfile = NULL; |
718e3744 | 4101 | |
4102 | /* Install top nodes. */ | |
4103 | install_node (&view_node, NULL); | |
4104 | install_node (&enable_node, NULL); | |
4105 | install_node (&auth_node, NULL); | |
4106 | install_node (&auth_enable_node, NULL); | |
62687ff1 | 4107 | install_node (&restricted_node, NULL); |
718e3744 | 4108 | install_node (&config_node, config_write_host); |
4109 | ||
4110 | /* Each node's basic commands. */ | |
4111 | install_element (VIEW_NODE, &show_version_cmd); | |
4112 | if (terminal) | |
4113 | { | |
4114 | install_element (VIEW_NODE, &config_list_cmd); | |
4115 | install_element (VIEW_NODE, &config_exit_cmd); | |
4116 | install_element (VIEW_NODE, &config_quit_cmd); | |
4117 | install_element (VIEW_NODE, &config_help_cmd); | |
4118 | install_element (VIEW_NODE, &config_enable_cmd); | |
4119 | install_element (VIEW_NODE, &config_terminal_length_cmd); | |
4120 | install_element (VIEW_NODE, &config_terminal_no_length_cmd); | |
274a4a44 | 4121 | install_element (VIEW_NODE, &show_logging_cmd); |
2885f72d | 4122 | install_element (VIEW_NODE, &echo_cmd); |
62687ff1 PJ |
4123 | |
4124 | install_element (RESTRICTED_NODE, &config_list_cmd); | |
4125 | install_element (RESTRICTED_NODE, &config_exit_cmd); | |
4126 | install_element (RESTRICTED_NODE, &config_quit_cmd); | |
4127 | install_element (RESTRICTED_NODE, &config_help_cmd); | |
4128 | install_element (RESTRICTED_NODE, &config_enable_cmd); | |
4129 | install_element (RESTRICTED_NODE, &config_terminal_length_cmd); | |
4130 | install_element (RESTRICTED_NODE, &config_terminal_no_length_cmd); | |
4131 | install_element (RESTRICTED_NODE, &echo_cmd); | |
718e3744 | 4132 | } |
4133 | ||
4134 | if (terminal) | |
4135 | { | |
4136 | install_default (ENABLE_NODE); | |
4137 | install_element (ENABLE_NODE, &config_disable_cmd); | |
4138 | install_element (ENABLE_NODE, &config_terminal_cmd); | |
4139 | install_element (ENABLE_NODE, ©_runningconfig_startupconfig_cmd); | |
4140 | } | |
4141 | install_element (ENABLE_NODE, &show_startup_config_cmd); | |
4142 | install_element (ENABLE_NODE, &show_version_cmd); | |
718e3744 | 4143 | |
718e3744 | 4144 | if (terminal) |
4145 | { | |
e7168df4 | 4146 | install_element (ENABLE_NODE, &config_terminal_length_cmd); |
4147 | install_element (ENABLE_NODE, &config_terminal_no_length_cmd); | |
274a4a44 | 4148 | install_element (ENABLE_NODE, &show_logging_cmd); |
2885f72d | 4149 | install_element (ENABLE_NODE, &echo_cmd); |
274a4a44 | 4150 | install_element (ENABLE_NODE, &config_logmsg_cmd); |
e7168df4 | 4151 | |
4152 | install_default (CONFIG_NODE); | |
ea8e9d97 | 4153 | } |
4154 | ||
4155 | install_element (CONFIG_NODE, &hostname_cmd); | |
4156 | install_element (CONFIG_NODE, &no_hostname_cmd); | |
e7168df4 | 4157 | |
ea8e9d97 | 4158 | if (terminal) |
4159 | { | |
e7168df4 | 4160 | install_element (CONFIG_NODE, &password_cmd); |
4161 | install_element (CONFIG_NODE, &password_text_cmd); | |
4162 | install_element (CONFIG_NODE, &enable_password_cmd); | |
4163 | install_element (CONFIG_NODE, &enable_password_text_cmd); | |
4164 | install_element (CONFIG_NODE, &no_enable_password_cmd); | |
4165 | ||
718e3744 | 4166 | install_element (CONFIG_NODE, &config_log_stdout_cmd); |
274a4a44 | 4167 | install_element (CONFIG_NODE, &config_log_stdout_level_cmd); |
718e3744 | 4168 | install_element (CONFIG_NODE, &no_config_log_stdout_cmd); |
274a4a44 | 4169 | install_element (CONFIG_NODE, &config_log_monitor_cmd); |
4170 | install_element (CONFIG_NODE, &config_log_monitor_level_cmd); | |
4171 | install_element (CONFIG_NODE, &no_config_log_monitor_cmd); | |
718e3744 | 4172 | install_element (CONFIG_NODE, &config_log_file_cmd); |
274a4a44 | 4173 | install_element (CONFIG_NODE, &config_log_file_level_cmd); |
718e3744 | 4174 | install_element (CONFIG_NODE, &no_config_log_file_cmd); |
274a4a44 | 4175 | install_element (CONFIG_NODE, &no_config_log_file_level_cmd); |
718e3744 | 4176 | install_element (CONFIG_NODE, &config_log_syslog_cmd); |
274a4a44 | 4177 | install_element (CONFIG_NODE, &config_log_syslog_level_cmd); |
12ab19f1 | 4178 | install_element (CONFIG_NODE, &config_log_syslog_facility_cmd); |
718e3744 | 4179 | install_element (CONFIG_NODE, &no_config_log_syslog_cmd); |
12ab19f1 | 4180 | install_element (CONFIG_NODE, &no_config_log_syslog_facility_cmd); |
274a4a44 | 4181 | install_element (CONFIG_NODE, &config_log_facility_cmd); |
4182 | install_element (CONFIG_NODE, &no_config_log_facility_cmd); | |
718e3744 | 4183 | install_element (CONFIG_NODE, &config_log_trap_cmd); |
4184 | install_element (CONFIG_NODE, &no_config_log_trap_cmd); | |
4185 | install_element (CONFIG_NODE, &config_log_record_priority_cmd); | |
4186 | install_element (CONFIG_NODE, &no_config_log_record_priority_cmd); | |
1ed72e0b AS |
4187 | install_element (CONFIG_NODE, &config_log_timestamp_precision_cmd); |
4188 | install_element (CONFIG_NODE, &no_config_log_timestamp_precision_cmd); | |
718e3744 | 4189 | install_element (CONFIG_NODE, &service_password_encrypt_cmd); |
4190 | install_element (CONFIG_NODE, &no_service_password_encrypt_cmd); | |
4191 | install_element (CONFIG_NODE, &banner_motd_default_cmd); | |
3b0c5d9a | 4192 | install_element (CONFIG_NODE, &banner_motd_file_cmd); |
718e3744 | 4193 | install_element (CONFIG_NODE, &no_banner_motd_cmd); |
4194 | install_element (CONFIG_NODE, &service_terminal_length_cmd); | |
4195 | install_element (CONFIG_NODE, &no_service_terminal_length_cmd); | |
718e3744 | 4196 | |
354d119a | 4197 | install_element (VIEW_NODE, &show_thread_cpu_cmd); |
4198 | install_element (ENABLE_NODE, &show_thread_cpu_cmd); | |
62687ff1 | 4199 | install_element (RESTRICTED_NODE, &show_thread_cpu_cmd); |
e276eb82 PJ |
4200 | |
4201 | install_element (ENABLE_NODE, &clear_thread_cpu_cmd); | |
354d119a | 4202 | install_element (VIEW_NODE, &show_work_queues_cmd); |
4203 | install_element (ENABLE_NODE, &show_work_queues_cmd); | |
19dc275e DS |
4204 | |
4205 | vrf_install_commands (); | |
9ab6812d | 4206 | } |
718e3744 | 4207 | srand(time(NULL)); |
4208 | } | |
228da428 | 4209 | |
cd40b329 CF |
4210 | static void |
4211 | cmd_terminate_token(struct cmd_token *token) | |
4212 | { | |
4213 | unsigned int i, j; | |
4214 | vector keyword_vect; | |
4215 | ||
4216 | if (token->multiple) | |
4217 | { | |
4218 | for (i = 0; i < vector_active(token->multiple); i++) | |
4219 | cmd_terminate_token(vector_slot(token->multiple, i)); | |
4220 | vector_free(token->multiple); | |
4221 | token->multiple = NULL; | |
4222 | } | |
4223 | ||
4224 | if (token->keyword) | |
4225 | { | |
4226 | for (i = 0; i < vector_active(token->keyword); i++) | |
4227 | { | |
4228 | keyword_vect = vector_slot(token->keyword, i); | |
4229 | for (j = 0; j < vector_active(keyword_vect); j++) | |
4230 | cmd_terminate_token(vector_slot(keyword_vect, j)); | |
4231 | vector_free(keyword_vect); | |
4232 | } | |
4233 | vector_free(token->keyword); | |
4234 | token->keyword = NULL; | |
4235 | } | |
4236 | ||
4237 | XFREE(MTYPE_CMD_TOKENS, token->cmd); | |
4238 | XFREE(MTYPE_CMD_TOKENS, token->desc); | |
4239 | ||
4240 | XFREE(MTYPE_CMD_TOKENS, token); | |
4241 | } | |
4242 | ||
4243 | static void | |
4244 | cmd_terminate_element(struct cmd_element *cmd) | |
4245 | { | |
4246 | unsigned int i; | |
4247 | ||
4248 | if (cmd->tokens == NULL) | |
4249 | return; | |
4250 | ||
4251 | for (i = 0; i < vector_active(cmd->tokens); i++) | |
4252 | cmd_terminate_token(vector_slot(cmd->tokens, i)); | |
4253 | ||
4254 | vector_free(cmd->tokens); | |
4255 | cmd->tokens = NULL; | |
4256 | } | |
4257 | ||
228da428 CC |
4258 | void |
4259 | cmd_terminate () | |
4260 | { | |
cd40b329 | 4261 | unsigned int i, j; |
228da428 CC |
4262 | struct cmd_node *cmd_node; |
4263 | struct cmd_element *cmd_element; | |
cd40b329 | 4264 | vector cmd_node_v; |
228da428 CC |
4265 | |
4266 | if (cmdvec) | |
4267 | { | |
4268 | for (i = 0; i < vector_active (cmdvec); i++) | |
4269 | if ((cmd_node = vector_slot (cmdvec, i)) != NULL) | |
4270 | { | |
4271 | cmd_node_v = cmd_node->cmd_vector; | |
4272 | ||
4273 | for (j = 0; j < vector_active (cmd_node_v); j++) | |
cd40b329 CF |
4274 | if ((cmd_element = vector_slot (cmd_node_v, j)) != NULL) |
4275 | cmd_terminate_element(cmd_element); | |
228da428 CC |
4276 | |
4277 | vector_free (cmd_node_v); | |
4278 | } | |
4279 | ||
4280 | vector_free (cmdvec); | |
4281 | cmdvec = NULL; | |
4282 | } | |
4283 | ||
4284 | if (command_cr) | |
cd40b329 CF |
4285 | XFREE(MTYPE_CMD_TOKENS, command_cr); |
4286 | if (token_cr.desc) | |
4287 | XFREE(MTYPE_CMD_TOKENS, token_cr.desc); | |
228da428 CC |
4288 | if (host.name) |
4289 | XFREE (MTYPE_HOST, host.name); | |
4290 | if (host.password) | |
4291 | XFREE (MTYPE_HOST, host.password); | |
4292 | if (host.password_encrypt) | |
4293 | XFREE (MTYPE_HOST, host.password_encrypt); | |
4294 | if (host.enable) | |
4295 | XFREE (MTYPE_HOST, host.enable); | |
4296 | if (host.enable_encrypt) | |
4297 | XFREE (MTYPE_HOST, host.enable_encrypt); | |
4298 | if (host.logfile) | |
4299 | XFREE (MTYPE_HOST, host.logfile); | |
4300 | if (host.motdfile) | |
4301 | XFREE (MTYPE_HOST, host.motdfile); | |
4302 | if (host.config) | |
4303 | XFREE (MTYPE_HOST, host.config); | |
4304 | } |