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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 | |
4a1ab8e4 DL |
37 | DEFINE_MTYPE( LIB, HOST, "Host config") |
38 | DEFINE_MTYPE( LIB, STRVEC, "String vector") | |
39 | DEFINE_MTYPE_STATIC(LIB, CMD_TOKENS, "Command desc") | |
40 | ||
718e3744 | 41 | /* Command vector which includes some level of command lists. Normally |
42 | each daemon maintains each own cmdvec. */ | |
eb820afe | 43 | vector cmdvec = NULL; |
718e3744 | 44 | |
cd40b329 | 45 | struct cmd_token token_cr; |
228da428 CC |
46 | char *command_cr = NULL; |
47 | ||
490b281c QY |
48 | /** |
49 | * Filter types. These tell the parser whether to allow | |
50 | * partial matching on tokens. | |
51 | */ | |
cd40b329 CF |
52 | enum filter_type |
53 | { | |
54 | FILTER_RELAXED, | |
55 | FILTER_STRICT | |
56 | }; | |
57 | ||
490b281c QY |
58 | /** |
59 | * Command matcher result value. | |
60 | */ | |
cd40b329 CF |
61 | enum matcher_rv |
62 | { | |
63 | MATCHER_OK, | |
64 | MATCHER_COMPLETE, | |
65 | MATCHER_INCOMPLETE, | |
66 | MATCHER_NO_MATCH, | |
67 | MATCHER_AMBIGUOUS, | |
68 | MATCHER_EXCEED_ARGC_MAX | |
69 | }; | |
70 | ||
490b281c QY |
71 | /** |
72 | * Defines which matcher_rv values constitute | |
73 | * an error. Should be used against matcher_rv | |
74 | * return values to do basic error checking. | |
75 | */ | |
cd40b329 CF |
76 | #define MATCHER_ERROR(matcher_rv) \ |
77 | ( (matcher_rv) == MATCHER_INCOMPLETE \ | |
78 | || (matcher_rv) == MATCHER_NO_MATCH \ | |
79 | || (matcher_rv) == MATCHER_AMBIGUOUS \ | |
80 | || (matcher_rv) == MATCHER_EXCEED_ARGC_MAX \ | |
81 | ) | |
82 | ||
718e3744 | 83 | /* Host information structure. */ |
84 | struct host host; | |
85 | ||
718e3744 | 86 | /* Standard command node structures. */ |
7fc626de | 87 | static struct cmd_node auth_node = |
718e3744 | 88 | { |
89 | AUTH_NODE, | |
90 | "Password: ", | |
91 | }; | |
92 | ||
7fc626de | 93 | static struct cmd_node view_node = |
718e3744 | 94 | { |
95 | VIEW_NODE, | |
96 | "%s> ", | |
97 | }; | |
98 | ||
7fc626de | 99 | static struct cmd_node restricted_node = |
62687ff1 PJ |
100 | { |
101 | RESTRICTED_NODE, | |
102 | "%s$ ", | |
103 | }; | |
104 | ||
7fc626de | 105 | static struct cmd_node auth_enable_node = |
718e3744 | 106 | { |
107 | AUTH_ENABLE_NODE, | |
108 | "Password: ", | |
109 | }; | |
110 | ||
7fc626de | 111 | static struct cmd_node enable_node = |
718e3744 | 112 | { |
113 | ENABLE_NODE, | |
114 | "%s# ", | |
115 | }; | |
116 | ||
7fc626de | 117 | static struct cmd_node config_node = |
718e3744 | 118 | { |
119 | CONFIG_NODE, | |
120 | "%s(config)# ", | |
121 | 1 | |
122 | }; | |
6590f2c3 | 123 | |
124 | /* Default motd string. */ | |
2d362d10 | 125 | static const char *default_motd = |
6590f2c3 | 126 | "\r\n\ |
127 | Hello, this is " QUAGGA_PROGNAME " (version " QUAGGA_VERSION ").\r\n\ | |
128 | " QUAGGA_COPYRIGHT "\r\n\ | |
0be793e6 | 129 | " GIT_INFO "\r\n"; |
6590f2c3 | 130 | |
274a4a44 | 131 | |
2d362d10 | 132 | static const struct facility_map { |
274a4a44 | 133 | int facility; |
134 | const char *name; | |
135 | size_t match; | |
136 | } syslog_facilities[] = | |
137 | { | |
138 | { LOG_KERN, "kern", 1 }, | |
139 | { LOG_USER, "user", 2 }, | |
140 | { LOG_MAIL, "mail", 1 }, | |
141 | { LOG_DAEMON, "daemon", 1 }, | |
142 | { LOG_AUTH, "auth", 1 }, | |
143 | { LOG_SYSLOG, "syslog", 1 }, | |
144 | { LOG_LPR, "lpr", 2 }, | |
145 | { LOG_NEWS, "news", 1 }, | |
146 | { LOG_UUCP, "uucp", 2 }, | |
147 | { LOG_CRON, "cron", 1 }, | |
148 | #ifdef LOG_FTP | |
149 | { LOG_FTP, "ftp", 1 }, | |
150 | #endif | |
151 | { LOG_LOCAL0, "local0", 6 }, | |
152 | { LOG_LOCAL1, "local1", 6 }, | |
153 | { LOG_LOCAL2, "local2", 6 }, | |
154 | { LOG_LOCAL3, "local3", 6 }, | |
155 | { LOG_LOCAL4, "local4", 6 }, | |
156 | { LOG_LOCAL5, "local5", 6 }, | |
157 | { LOG_LOCAL6, "local6", 6 }, | |
158 | { LOG_LOCAL7, "local7", 6 }, | |
159 | { 0, NULL, 0 }, | |
160 | }; | |
161 | ||
162 | static const char * | |
163 | facility_name(int facility) | |
164 | { | |
2d362d10 | 165 | const struct facility_map *fm; |
274a4a44 | 166 | |
167 | for (fm = syslog_facilities; fm->name; fm++) | |
168 | if (fm->facility == facility) | |
169 | return fm->name; | |
170 | return ""; | |
171 | } | |
172 | ||
173 | static int | |
174 | facility_match(const char *str) | |
175 | { | |
2d362d10 | 176 | const struct facility_map *fm; |
274a4a44 | 177 | |
178 | for (fm = syslog_facilities; fm->name; fm++) | |
179 | if (!strncmp(str,fm->name,fm->match)) | |
180 | return fm->facility; | |
181 | return -1; | |
182 | } | |
183 | ||
184 | static int | |
185 | level_match(const char *s) | |
186 | { | |
187 | int level ; | |
188 | ||
189 | for ( level = 0 ; zlog_priority [level] != NULL ; level ++ ) | |
190 | if (!strncmp (s, zlog_priority[level], 2)) | |
191 | return level; | |
192 | return ZLOG_DISABLED; | |
193 | } | |
194 | ||
cb585b65 | 195 | /* This is called from main when a daemon is invoked with -v or --version. */ |
6590f2c3 | 196 | void |
197 | print_version (const char *progname) | |
198 | { | |
cb585b65 | 199 | printf ("%s version %s\n", progname, QUAGGA_VERSION); |
200 | printf ("%s\n", QUAGGA_COPYRIGHT); | |
80db5ac1 | 201 | printf ("configured with:\n\t%s\n", QUAGGA_CONFIG_ARGS); |
6590f2c3 | 202 | } |
203 | ||
6b0655a2 | 204 | |
718e3744 | 205 | /* Utility function to concatenate argv argument into a single string |
206 | with inserting ' ' character between each argument. */ | |
207 | char * | |
42d49865 | 208 | argv_concat (const char **argv, int argc, int shift) |
718e3744 | 209 | { |
210 | int i; | |
f6834d4c | 211 | size_t len; |
718e3744 | 212 | char *str; |
f6834d4c | 213 | char *p; |
718e3744 | 214 | |
f6834d4c | 215 | len = 0; |
216 | for (i = shift; i < argc; i++) | |
217 | len += strlen(argv[i])+1; | |
218 | if (!len) | |
219 | return NULL; | |
220 | p = str = XMALLOC(MTYPE_TMP, len); | |
718e3744 | 221 | for (i = shift; i < argc; i++) |
222 | { | |
f6834d4c | 223 | size_t arglen; |
224 | memcpy(p, argv[i], (arglen = strlen(argv[i]))); | |
225 | p += arglen; | |
226 | *p++ = ' '; | |
718e3744 | 227 | } |
f6834d4c | 228 | *(p-1) = '\0'; |
718e3744 | 229 | return str; |
230 | } | |
231 | ||
232 | /* Install top node of command vector. */ | |
233 | void | |
234 | install_node (struct cmd_node *node, | |
235 | int (*func) (struct vty *)) | |
236 | { | |
237 | vector_set_index (cmdvec, node->node, node); | |
238 | node->func = func; | |
239 | node->cmd_vector = vector_init (VECTOR_MIN_SIZE); | |
240 | } | |
241 | ||
718e3744 | 242 | /* Breaking up string into each command piece. I assume given |
243 | character is separated by a space character. Return value is a | |
244 | vector which includes char ** data element. */ | |
245 | vector | |
ea8e9d97 | 246 | cmd_make_strvec (const char *string) |
718e3744 | 247 | { |
ea8e9d97 | 248 | const char *cp, *start; |
249 | char *token; | |
718e3744 | 250 | int strlen; |
251 | vector strvec; | |
252 | ||
253 | if (string == NULL) | |
254 | return NULL; | |
255 | ||
256 | cp = string; | |
257 | ||
258 | /* Skip white spaces. */ | |
259 | while (isspace ((int) *cp) && *cp != '\0') | |
260 | cp++; | |
261 | ||
262 | /* Return if there is only white spaces */ | |
263 | if (*cp == '\0') | |
264 | return NULL; | |
265 | ||
266 | if (*cp == '!' || *cp == '#') | |
267 | return NULL; | |
268 | ||
269 | /* Prepare return vector. */ | |
270 | strvec = vector_init (VECTOR_MIN_SIZE); | |
271 | ||
272 | /* Copy each command piece and set into vector. */ | |
273 | while (1) | |
274 | { | |
275 | start = cp; | |
276 | while (!(isspace ((int) *cp) || *cp == '\r' || *cp == '\n') && | |
277 | *cp != '\0') | |
278 | cp++; | |
279 | strlen = cp - start; | |
280 | token = XMALLOC (MTYPE_STRVEC, strlen + 1); | |
281 | memcpy (token, start, strlen); | |
282 | *(token + strlen) = '\0'; | |
283 | vector_set (strvec, token); | |
284 | ||
285 | while ((isspace ((int) *cp) || *cp == '\n' || *cp == '\r') && | |
286 | *cp != '\0') | |
287 | cp++; | |
288 | ||
289 | if (*cp == '\0') | |
290 | return strvec; | |
291 | } | |
292 | } | |
293 | ||
294 | /* Free allocated string vector. */ | |
295 | void | |
296 | cmd_free_strvec (vector v) | |
297 | { | |
8c328f11 | 298 | unsigned int i; |
718e3744 | 299 | char *cp; |
300 | ||
301 | if (!v) | |
302 | return; | |
303 | ||
55468c86 | 304 | for (i = 0; i < vector_active (v); i++) |
718e3744 | 305 | if ((cp = vector_slot (v, i)) != NULL) |
306 | XFREE (MTYPE_STRVEC, cp); | |
307 | ||
308 | vector_free (v); | |
309 | } | |
310 | ||
490b281c QY |
311 | /** |
312 | * State structure for command format parser. Tracks | |
313 | * parse tree position and miscellaneous state variables. | |
314 | * Used when building a command vector from format strings. | |
315 | */ | |
cd40b329 CF |
316 | struct format_parser_state |
317 | { | |
490b281c QY |
318 | vector topvect; /* Top level vector */ |
319 | vector intvect; /* Intermediate level vector, used when there's | |
320 | a multiple in a keyword. */ | |
321 | vector curvect; /* current vector where read tokens should be | |
322 | appended. */ | |
323 | ||
324 | const char *string; /* pointer to command string, not modified */ | |
325 | const char *cp; /* pointer in command string, moved along while | |
326 | parsing */ | |
327 | const char *dp; /* pointer in description string, moved along while | |
328 | parsing */ | |
329 | ||
330 | int in_keyword; /* flag to remember if we are in a keyword group */ | |
331 | int in_multiple; /* flag to remember if we are in a multiple group */ | |
332 | int just_read_word; /* flag to remember if the last thing we read was a | |
333 | real word and not some abstract token */ | |
cd40b329 CF |
334 | }; |
335 | ||
336 | static void | |
337 | format_parser_error(struct format_parser_state *state, const char *message) | |
338 | { | |
339 | int offset = state->cp - state->string + 1; | |
340 | ||
341 | fprintf(stderr, "\nError parsing command: \"%s\"\n", state->string); | |
342 | fprintf(stderr, " %*c\n", offset, '^'); | |
343 | fprintf(stderr, "%s at offset %d.\n", message, offset); | |
344 | fprintf(stderr, "This is a programming error. Check your DEFUNs etc.\n"); | |
345 | exit(1); | |
346 | } | |
347 | ||
490b281c QY |
348 | /** |
349 | * Reads out one section of a help string from state->dp. | |
350 | * Leading whitespace is trimmed and the string is read until | |
351 | * a newline is reached. | |
352 | * | |
353 | * @param[out] state format parser state | |
354 | * @return the help string token read | |
355 | */ | |
274a4a44 | 356 | static char * |
cd40b329 | 357 | format_parser_desc_str(struct format_parser_state *state) |
718e3744 | 358 | { |
6ad96ea1 | 359 | const char *cp, *start; |
360 | char *token; | |
718e3744 | 361 | int strlen; |
cd40b329 CF |
362 | |
363 | cp = state->dp; | |
718e3744 | 364 | |
365 | if (cp == NULL) | |
366 | return NULL; | |
367 | ||
368 | /* Skip white spaces. */ | |
369 | while (isspace ((int) *cp) && *cp != '\0') | |
370 | cp++; | |
371 | ||
372 | /* Return if there is only white spaces */ | |
373 | if (*cp == '\0') | |
374 | return NULL; | |
375 | ||
376 | start = cp; | |
377 | ||
378 | while (!(*cp == '\r' || *cp == '\n') && *cp != '\0') | |
379 | cp++; | |
380 | ||
381 | strlen = cp - start; | |
cd40b329 | 382 | token = XMALLOC (MTYPE_CMD_TOKENS, strlen + 1); |
718e3744 | 383 | memcpy (token, start, strlen); |
384 | *(token + strlen) = '\0'; | |
385 | ||
cd40b329 | 386 | state->dp = cp; |
718e3744 | 387 | |
388 | return token; | |
389 | } | |
390 | ||
490b281c QY |
391 | /** |
392 | * Transitions format parser state into keyword parsing mode. | |
393 | * A cmd_token struct, `token`, representing this keyword token is initialized | |
394 | * and appended to state->curvect. token->keyword is initialized as a vector of | |
395 | * vector, a new vector is initialized and added to token->keyword, and | |
396 | * state->curvect is set to point at this vector. When control returns to the | |
397 | * caller newly parsed tokens will be added to this vector. | |
398 | * | |
399 | * In short: | |
400 | * state->curvect[HEAD] = new cmd_token | |
401 | * state->curvect[HEAD]->keyword[0] = new vector | |
402 | * state->curvect = state->curvect[HEAD]->keyword[0] | |
403 | * | |
404 | * @param[out] state state struct to transition | |
405 | */ | |
cd40b329 CF |
406 | static void |
407 | format_parser_begin_keyword(struct format_parser_state *state) | |
718e3744 | 408 | { |
cd40b329 CF |
409 | struct cmd_token *token; |
410 | vector keyword_vect; | |
718e3744 | 411 | |
cd40b329 CF |
412 | if (state->in_keyword |
413 | || state->in_multiple) | |
414 | format_parser_error(state, "Unexpected '{'"); | |
718e3744 | 415 | |
cd40b329 CF |
416 | state->cp++; |
417 | state->in_keyword = 1; | |
718e3744 | 418 | |
cd40b329 CF |
419 | token = XCALLOC(MTYPE_CMD_TOKENS, sizeof(*token)); |
420 | token->type = TOKEN_KEYWORD; | |
421 | token->keyword = vector_init(VECTOR_MIN_SIZE); | |
718e3744 | 422 | |
cd40b329 CF |
423 | keyword_vect = vector_init(VECTOR_MIN_SIZE); |
424 | vector_set(token->keyword, keyword_vect); | |
718e3744 | 425 | |
cd40b329 CF |
426 | vector_set(state->curvect, token); |
427 | state->curvect = keyword_vect; | |
428 | } | |
718e3744 | 429 | |
490b281c QY |
430 | /** |
431 | * Transitions format parser state into multiple parsing mode. | |
432 | * A cmd_token struct, `token`, representing this multiple token is initialized | |
433 | * and appended to state->curvect. token->multiple is initialized as a vector | |
434 | * of cmd_token and state->curvect is set to point at token->multiple. If | |
435 | * state->curvect != state->topvect (i.e. this multiple token is nested inside | |
436 | * another composite token) then a pointer to state->curvect is saved in | |
437 | * state->intvect. | |
438 | * | |
439 | * In short: | |
440 | * state->curvect[HEAD] = new cmd_token | |
441 | * state->curvect[HEAD]->multiple = new vector | |
442 | * state->intvect = state->curvect IFF nested token | |
443 | * state->curvect = state->curvect[HEAD]->multiple | |
444 | * | |
445 | * @param[out] state state struct to transition | |
446 | */ | |
cd40b329 CF |
447 | static void |
448 | format_parser_begin_multiple(struct format_parser_state *state) | |
449 | { | |
450 | struct cmd_token *token; | |
718e3744 | 451 | |
cd40b329 CF |
452 | if (state->in_keyword == 1) |
453 | format_parser_error(state, "Keyword starting with '('"); | |
718e3744 | 454 | |
cd40b329 CF |
455 | if (state->in_multiple) |
456 | format_parser_error(state, "Nested group"); | |
718e3744 | 457 | |
cd40b329 CF |
458 | state->cp++; |
459 | state->in_multiple = 1; | |
460 | state->just_read_word = 0; | |
461 | ||
462 | token = XCALLOC(MTYPE_CMD_TOKENS, sizeof(*token)); | |
463 | token->type = TOKEN_MULTIPLE; | |
464 | token->multiple = vector_init(VECTOR_MIN_SIZE); | |
718e3744 | 465 | |
cd40b329 CF |
466 | vector_set(state->curvect, token); |
467 | if (state->curvect != state->topvect) | |
468 | state->intvect = state->curvect; | |
469 | state->curvect = token->multiple; | |
470 | } | |
718e3744 | 471 | |
490b281c QY |
472 | /** |
473 | * Transition format parser state out of keyword parsing mode. | |
474 | * This function is called upon encountering '}'. | |
475 | * state->curvect is reassigned to the top level vector (as | |
476 | * keywords cannot be nested) and state flags are set appropriately. | |
477 | * | |
478 | * @param[out] state state struct to transition | |
479 | */ | |
cd40b329 CF |
480 | static void |
481 | format_parser_end_keyword(struct format_parser_state *state) | |
482 | { | |
483 | if (state->in_multiple | |
484 | || !state->in_keyword) | |
485 | format_parser_error(state, "Unexpected '}'"); | |
718e3744 | 486 | |
cd40b329 CF |
487 | if (state->in_keyword == 1) |
488 | format_parser_error(state, "Empty keyword group"); | |
718e3744 | 489 | |
cd40b329 CF |
490 | state->cp++; |
491 | state->in_keyword = 0; | |
492 | state->curvect = state->topvect; | |
493 | } | |
494 | ||
490b281c QY |
495 | /** |
496 | * Transition format parser state out of multiple parsing mode. | |
497 | * This function is called upon encountering ')'. | |
498 | * state->curvect is reassigned to its parent vector (state->intvect | |
499 | * if the multiple token being exited was nested inside another token, | |
500 | * state->topvect otherwise) and state flags are set appropriately. | |
501 | * | |
502 | * @param[out] state state struct to transition | |
503 | */ | |
cd40b329 CF |
504 | static void |
505 | format_parser_end_multiple(struct format_parser_state *state) | |
506 | { | |
507 | char *dummy; | |
508 | ||
509 | if (!state->in_multiple) | |
c4ae1739 | 510 | format_parser_error(state, "Unexpected ')'"); |
cd40b329 CF |
511 | |
512 | if (vector_active(state->curvect) == 0) | |
513 | format_parser_error(state, "Empty multiple section"); | |
514 | ||
515 | if (!state->just_read_word) | |
516 | { | |
517 | /* There are constructions like | |
518 | * 'show ip ospf database ... (self-originate|)' | |
519 | * in use. | |
520 | * The old parser reads a description string for the | |
521 | * word '' between |) which will never match. | |
522 | * Simulate this behvaior by dropping the next desc | |
523 | * string in such a case. */ | |
524 | ||
525 | dummy = format_parser_desc_str(state); | |
526 | XFREE(MTYPE_CMD_TOKENS, dummy); | |
718e3744 | 527 | } |
cd40b329 CF |
528 | |
529 | state->cp++; | |
530 | state->in_multiple = 0; | |
531 | ||
532 | if (state->intvect) | |
533 | state->curvect = state->intvect; | |
534 | else | |
535 | state->curvect = state->topvect; | |
718e3744 | 536 | } |
537 | ||
490b281c QY |
538 | /** |
539 | * Format parser handler for pipe '|' character. | |
540 | * This character separates subtokens in multiple and keyword type tokens. | |
541 | * If the current token is a multiple keyword, the position pointer is | |
542 | * simply moved past the pipe and state flags are set appropriately. | |
543 | * If the current token is a keyword token, the position pointer is moved | |
544 | * past the pipe. Then the cmd_token struct for the keyword is fetched and | |
545 | * a new vector of cmd_token is appended to its vector of vector. Finally | |
546 | * state->curvect is set to point at this new vector. | |
547 | * | |
548 | * In short: | |
549 | * state->curvect = state->topvect[HEAD]->keyword[HEAD] = new vector | |
550 | * | |
551 | * @param[out] state state struct to transition | |
552 | */ | |
cd40b329 CF |
553 | static void |
554 | format_parser_handle_pipe(struct format_parser_state *state) | |
718e3744 | 555 | { |
cd40b329 CF |
556 | struct cmd_token *keyword_token; |
557 | vector keyword_vect; | |
718e3744 | 558 | |
cd40b329 | 559 | if (state->in_multiple) |
718e3744 | 560 | { |
cd40b329 CF |
561 | state->just_read_word = 0; |
562 | state->cp++; | |
563 | } | |
564 | else if (state->in_keyword) | |
565 | { | |
566 | state->in_keyword = 1; | |
567 | state->cp++; | |
568 | ||
569 | keyword_token = vector_slot(state->topvect, | |
570 | vector_active(state->topvect) - 1); | |
571 | keyword_vect = vector_init(VECTOR_MIN_SIZE); | |
572 | vector_set(keyword_token->keyword, keyword_vect); | |
573 | state->curvect = keyword_vect; | |
574 | } | |
575 | else | |
576 | { | |
577 | format_parser_error(state, "Unexpected '|'"); | |
578 | } | |
579 | } | |
580 | ||
490b281c QY |
581 | /** |
582 | * Format parser handler for terminal tokens. | |
583 | * Parses the token, appends it to state->curvect, and sets | |
584 | * state flags appropriately. | |
585 | * | |
586 | * @param[out] state state struct for current format parser state | |
587 | */ | |
cd40b329 CF |
588 | static void |
589 | format_parser_read_word(struct format_parser_state *state) | |
590 | { | |
591 | const char *start; | |
592 | int len; | |
593 | char *cmd; | |
594 | struct cmd_token *token; | |
595 | ||
596 | start = state->cp; | |
597 | ||
598 | while (state->cp[0] != '\0' | |
599 | && !strchr("\r\n(){}|", state->cp[0]) | |
600 | && !isspace((int)state->cp[0])) | |
601 | state->cp++; | |
602 | ||
603 | len = state->cp - start; | |
604 | cmd = XMALLOC(MTYPE_CMD_TOKENS, len + 1); | |
605 | memcpy(cmd, start, len); | |
606 | cmd[len] = '\0'; | |
607 | ||
608 | token = XCALLOC(MTYPE_CMD_TOKENS, sizeof(*token)); | |
609 | token->type = TOKEN_TERMINAL; | |
27e7f290 | 610 | if (strcmp (cmd, "A.B.C.D") == 0) |
c117e027 DL |
611 | token->terminal = TERMINAL_IPV4; |
612 | else if (strcmp (cmd, "A.B.C.D/M") == 0) | |
613 | token->terminal = TERMINAL_IPV4_PREFIX; | |
614 | else if (strcmp (cmd, "X:X::X:X") == 0) | |
615 | token->terminal = TERMINAL_IPV6; | |
616 | else if (strcmp (cmd, "X:X::X:X/M") == 0) | |
617 | token->terminal = TERMINAL_IPV6_PREFIX; | |
27e7f290 DL |
618 | else if (cmd[0] == '[') |
619 | token->terminal = TERMINAL_OPTION; | |
620 | else if (cmd[0] == '.') | |
621 | token->terminal = TERMINAL_VARARG; | |
622 | else if (cmd[0] == '<') | |
623 | token->terminal = TERMINAL_RANGE; | |
624 | else if (cmd[0] >= 'A' && cmd[0] <= 'Z') | |
625 | token->terminal = TERMINAL_VARIABLE; | |
c117e027 DL |
626 | else |
627 | token->terminal = TERMINAL_LITERAL; | |
628 | ||
cd40b329 CF |
629 | token->cmd = cmd; |
630 | token->desc = format_parser_desc_str(state); | |
631 | vector_set(state->curvect, token); | |
632 | ||
633 | if (state->in_keyword == 1) | |
634 | state->in_keyword = 2; | |
635 | ||
636 | state->just_read_word = 1; | |
637 | } | |
638 | ||
639 | /** | |
640 | * Parse a given command format string and build a tree of tokens from | |
641 | * it that is suitable to be used by the command subsystem. | |
642 | * | |
643 | * @param string Command format string. | |
644 | * @param descstr Description string. | |
645 | * @return A vector of struct cmd_token representing the given command, | |
646 | * or NULL on error. | |
647 | */ | |
648 | static vector | |
649 | cmd_parse_format(const char *string, const char *descstr) | |
650 | { | |
651 | struct format_parser_state state; | |
652 | ||
653 | if (string == NULL) | |
654 | return NULL; | |
655 | ||
656 | memset(&state, 0, sizeof(state)); | |
657 | state.topvect = state.curvect = vector_init(VECTOR_MIN_SIZE); | |
658 | state.cp = state.string = string; | |
659 | state.dp = descstr; | |
660 | ||
661 | while (1) | |
662 | { | |
663 | while (isspace((int)state.cp[0]) && state.cp[0] != '\0') | |
664 | state.cp++; | |
665 | ||
666 | switch (state.cp[0]) | |
667 | { | |
668 | case '\0': | |
669 | if (state.in_keyword | |
670 | || state.in_multiple) | |
671 | format_parser_error(&state, "Unclosed group/keyword"); | |
672 | return state.topvect; | |
673 | case '{': | |
674 | format_parser_begin_keyword(&state); | |
675 | break; | |
676 | case '(': | |
677 | format_parser_begin_multiple(&state); | |
678 | break; | |
679 | case '}': | |
680 | format_parser_end_keyword(&state); | |
681 | break; | |
682 | case ')': | |
683 | format_parser_end_multiple(&state); | |
684 | break; | |
685 | case '|': | |
686 | format_parser_handle_pipe(&state); | |
687 | break; | |
688 | default: | |
689 | format_parser_read_word(&state); | |
690 | } | |
718e3744 | 691 | } |
718e3744 | 692 | } |
693 | ||
694 | /* Return prompt character of specified node. */ | |
8c328f11 | 695 | const char * |
718e3744 | 696 | cmd_prompt (enum node_type node) |
697 | { | |
698 | struct cmd_node *cnode; | |
699 | ||
700 | cnode = vector_slot (cmdvec, node); | |
701 | return cnode->prompt; | |
702 | } | |
703 | ||
704 | /* Install a command into a node. */ | |
705 | void | |
706 | install_element (enum node_type ntype, struct cmd_element *cmd) | |
707 | { | |
708 | struct cmd_node *cnode; | |
eb820afe | 709 | |
710 | /* cmd_init hasn't been called */ | |
711 | if (!cmdvec) | |
712 | return; | |
713 | ||
718e3744 | 714 | cnode = vector_slot (cmdvec, ntype); |
715 | ||
716 | if (cnode == NULL) | |
717 | { | |
718 | fprintf (stderr, "Command node %d doesn't exist, please check it\n", | |
719 | ntype); | |
720 | exit (1); | |
721 | } | |
722 | ||
723 | vector_set (cnode->cmd_vector, cmd); | |
cd40b329 CF |
724 | if (cmd->tokens == NULL) |
725 | cmd->tokens = cmd_parse_format(cmd->string, cmd->doc); | |
718e3744 | 726 | } |
727 | ||
2d362d10 | 728 | static const unsigned char itoa64[] = |
718e3744 | 729 | "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
730 | ||
274a4a44 | 731 | static void |
718e3744 | 732 | to64(char *s, long v, int n) |
733 | { | |
734 | while (--n >= 0) | |
735 | { | |
736 | *s++ = itoa64[v&0x3f]; | |
737 | v >>= 6; | |
738 | } | |
739 | } | |
740 | ||
274a4a44 | 741 | static char * |
742 | zencrypt (const char *passwd) | |
718e3744 | 743 | { |
744 | char salt[6]; | |
745 | struct timeval tv; | |
746 | char *crypt (const char *, const char *); | |
747 | ||
748 | gettimeofday(&tv,0); | |
749 | ||
750 | to64(&salt[0], random(), 3); | |
751 | to64(&salt[3], tv.tv_usec, 3); | |
752 | salt[5] = '\0'; | |
753 | ||
754 | return crypt (passwd, salt); | |
755 | } | |
756 | ||
757 | /* This function write configuration of this host. */ | |
274a4a44 | 758 | static int |
718e3744 | 759 | config_write_host (struct vty *vty) |
760 | { | |
761 | if (host.name) | |
762 | vty_out (vty, "hostname %s%s", host.name, VTY_NEWLINE); | |
763 | ||
764 | if (host.encrypt) | |
765 | { | |
766 | if (host.password_encrypt) | |
767 | vty_out (vty, "password 8 %s%s", host.password_encrypt, VTY_NEWLINE); | |
768 | if (host.enable_encrypt) | |
769 | vty_out (vty, "enable password 8 %s%s", host.enable_encrypt, VTY_NEWLINE); | |
770 | } | |
771 | else | |
772 | { | |
773 | if (host.password) | |
774 | vty_out (vty, "password %s%s", host.password, VTY_NEWLINE); | |
775 | if (host.enable) | |
776 | vty_out (vty, "enable password %s%s", host.enable, VTY_NEWLINE); | |
777 | } | |
778 | ||
274a4a44 | 779 | if (zlog_default->default_lvl != LOG_DEBUG) |
82146b88 | 780 | { |
781 | vty_out (vty, "! N.B. The 'log trap' command is deprecated.%s", | |
782 | VTY_NEWLINE); | |
783 | vty_out (vty, "log trap %s%s", | |
784 | zlog_priority[zlog_default->default_lvl], VTY_NEWLINE); | |
785 | } | |
274a4a44 | 786 | |
787 | if (host.logfile && (zlog_default->maxlvl[ZLOG_DEST_FILE] != ZLOG_DISABLED)) | |
788 | { | |
789 | vty_out (vty, "log file %s", host.logfile); | |
790 | if (zlog_default->maxlvl[ZLOG_DEST_FILE] != zlog_default->default_lvl) | |
791 | vty_out (vty, " %s", | |
792 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_FILE]]); | |
793 | vty_out (vty, "%s", VTY_NEWLINE); | |
794 | } | |
795 | ||
796 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != ZLOG_DISABLED) | |
797 | { | |
798 | vty_out (vty, "log stdout"); | |
799 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != zlog_default->default_lvl) | |
800 | vty_out (vty, " %s", | |
801 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_STDOUT]]); | |
802 | vty_out (vty, "%s", VTY_NEWLINE); | |
803 | } | |
718e3744 | 804 | |
274a4a44 | 805 | if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) |
806 | vty_out(vty,"no log monitor%s",VTY_NEWLINE); | |
807 | else if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] != zlog_default->default_lvl) | |
808 | vty_out(vty,"log monitor %s%s", | |
809 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_MONITOR]],VTY_NEWLINE); | |
718e3744 | 810 | |
274a4a44 | 811 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) |
12ab19f1 | 812 | { |
813 | vty_out (vty, "log syslog"); | |
274a4a44 | 814 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != zlog_default->default_lvl) |
815 | vty_out (vty, " %s", | |
816 | zlog_priority[zlog_default->maxlvl[ZLOG_DEST_SYSLOG]]); | |
12ab19f1 | 817 | vty_out (vty, "%s", VTY_NEWLINE); |
818 | } | |
274a4a44 | 819 | |
820 | if (zlog_default->facility != LOG_DAEMON) | |
821 | vty_out (vty, "log facility %s%s", | |
822 | facility_name(zlog_default->facility), VTY_NEWLINE); | |
718e3744 | 823 | |
824 | if (zlog_default->record_priority == 1) | |
825 | vty_out (vty, "log record-priority%s", VTY_NEWLINE); | |
826 | ||
1ed72e0b AS |
827 | if (zlog_default->timestamp_precision > 0) |
828 | vty_out (vty, "log timestamp precision %d%s", | |
829 | zlog_default->timestamp_precision, VTY_NEWLINE); | |
830 | ||
718e3744 | 831 | if (host.advanced) |
832 | vty_out (vty, "service advanced-vty%s", VTY_NEWLINE); | |
833 | ||
834 | if (host.encrypt) | |
835 | vty_out (vty, "service password-encryption%s", VTY_NEWLINE); | |
836 | ||
837 | if (host.lines >= 0) | |
838 | vty_out (vty, "service terminal-length %d%s", host.lines, | |
839 | VTY_NEWLINE); | |
840 | ||
3b0c5d9a | 841 | if (host.motdfile) |
842 | vty_out (vty, "banner motd file %s%s", host.motdfile, VTY_NEWLINE); | |
843 | else if (! host.motd) | |
718e3744 | 844 | vty_out (vty, "no banner motd%s", VTY_NEWLINE); |
845 | ||
846 | return 1; | |
847 | } | |
848 | ||
849 | /* Utility function for getting command vector. */ | |
274a4a44 | 850 | static vector |
718e3744 | 851 | cmd_node_vector (vector v, enum node_type ntype) |
852 | { | |
853 | struct cmd_node *cnode = vector_slot (v, ntype); | |
854 | return cnode->cmd_vector; | |
855 | } | |
856 | ||
718e3744 | 857 | /* Completion match types. */ |
858 | enum match_type | |
859 | { | |
860 | no_match, | |
861 | extend_match, | |
862 | ipv4_prefix_match, | |
863 | ipv4_match, | |
864 | ipv6_prefix_match, | |
865 | ipv6_match, | |
866 | range_match, | |
867 | vararg_match, | |
868 | partly_match, | |
869 | exact_match | |
870 | }; | |
871 | ||
274a4a44 | 872 | static enum match_type |
8c328f11 | 873 | cmd_ipv4_match (const char *str) |
718e3744 | 874 | { |
fbfa8891 DL |
875 | const char *sp; |
876 | int dots = 0, nums = 0; | |
877 | char buf[4]; | |
718e3744 | 878 | |
879 | if (str == NULL) | |
880 | return partly_match; | |
881 | ||
fbfa8891 DL |
882 | for (;;) |
883 | { | |
884 | memset (buf, 0, sizeof (buf)); | |
885 | sp = str; | |
886 | while (*str != '\0') | |
887 | { | |
888 | if (*str == '.') | |
889 | { | |
890 | if (dots >= 3) | |
891 | return no_match; | |
718e3744 | 892 | |
fbfa8891 DL |
893 | if (*(str + 1) == '.') |
894 | return no_match; | |
895 | ||
896 | if (*(str + 1) == '\0') | |
897 | return partly_match; | |
898 | ||
899 | dots++; | |
900 | break; | |
901 | } | |
902 | if (!isdigit ((int) *str)) | |
903 | return no_match; | |
904 | ||
905 | str++; | |
906 | } | |
907 | ||
908 | if (str - sp > 3) | |
909 | return no_match; | |
910 | ||
911 | strncpy (buf, sp, str - sp); | |
912 | if (atoi (buf) > 255) | |
913 | return no_match; | |
914 | ||
915 | nums++; | |
916 | ||
917 | if (*str == '\0') | |
918 | break; | |
919 | ||
920 | str++; | |
921 | } | |
922 | ||
923 | if (nums < 4) | |
924 | return partly_match; | |
718e3744 | 925 | |
926 | return exact_match; | |
927 | } | |
928 | ||
274a4a44 | 929 | static enum match_type |
8c328f11 | 930 | cmd_ipv4_prefix_match (const char *str) |
718e3744 | 931 | { |
fbfa8891 DL |
932 | const char *sp; |
933 | int dots = 0; | |
934 | char buf[4]; | |
718e3744 | 935 | |
936 | if (str == NULL) | |
937 | return partly_match; | |
938 | ||
fbfa8891 DL |
939 | for (;;) |
940 | { | |
941 | memset (buf, 0, sizeof (buf)); | |
942 | sp = str; | |
943 | while (*str != '\0' && *str != '/') | |
944 | { | |
945 | if (*str == '.') | |
946 | { | |
947 | if (dots == 3) | |
948 | return no_match; | |
949 | ||
950 | if (*(str + 1) == '.' || *(str + 1) == '/') | |
951 | return no_match; | |
952 | ||
953 | if (*(str + 1) == '\0') | |
954 | return partly_match; | |
955 | ||
956 | dots++; | |
957 | break; | |
958 | } | |
959 | ||
960 | if (!isdigit ((int) *str)) | |
961 | return no_match; | |
962 | ||
963 | str++; | |
964 | } | |
965 | ||
966 | if (str - sp > 3) | |
967 | return no_match; | |
968 | ||
969 | strncpy (buf, sp, str - sp); | |
970 | if (atoi (buf) > 255) | |
971 | return no_match; | |
972 | ||
973 | if (dots == 3) | |
974 | { | |
975 | if (*str == '/') | |
976 | { | |
977 | if (*(str + 1) == '\0') | |
978 | return partly_match; | |
979 | ||
980 | str++; | |
981 | break; | |
982 | } | |
983 | else if (*str == '\0') | |
984 | return partly_match; | |
985 | } | |
986 | ||
987 | if (*str == '\0') | |
988 | return partly_match; | |
989 | ||
990 | str++; | |
991 | } | |
718e3744 | 992 | |
fbfa8891 DL |
993 | sp = str; |
994 | while (*str != '\0') | |
995 | { | |
996 | if (!isdigit ((int) *str)) | |
997 | return no_match; | |
718e3744 | 998 | |
fbfa8891 DL |
999 | str++; |
1000 | } | |
718e3744 | 1001 | |
fbfa8891 | 1002 | if (atoi (sp) > 32) |
d4dc41b6 QY |
1003 | return no_match; |
1004 | ||
718e3744 | 1005 | return exact_match; |
1006 | } | |
1007 | ||
4d91343a QY |
1008 | #define IPV6_ADDR_STR "0123456789abcdefABCDEF:." |
1009 | #define IPV6_PREFIX_STR "0123456789abcdefABCDEF:./" | |
718e3744 | 1010 | |
22e0a9e6 | 1011 | #ifdef HAVE_IPV6 |
1012 | ||
274a4a44 | 1013 | static enum match_type |
8c328f11 | 1014 | cmd_ipv6_match (const char *str) |
718e3744 | 1015 | { |
726f9b2b | 1016 | struct sockaddr_in6 sin6_dummy; |
1017 | int ret; | |
718e3744 | 1018 | |
1019 | if (str == NULL) | |
1020 | return partly_match; | |
1021 | ||
1022 | if (strspn (str, IPV6_ADDR_STR) != strlen (str)) | |
1023 | return no_match; | |
1024 | ||
726f9b2b | 1025 | /* use inet_pton that has a better support, |
1026 | * for example inet_pton can support the automatic addresses: | |
1027 | * ::1.2.3.4 | |
1028 | */ | |
1029 | ret = inet_pton(AF_INET6, str, &sin6_dummy.sin6_addr); | |
1030 | ||
1031 | if (ret == 1) | |
1032 | return exact_match; | |
1033 | ||
7c9c6aeb | 1034 | return no_match; |
718e3744 | 1035 | } |
1036 | ||
274a4a44 | 1037 | static enum match_type |
8c328f11 | 1038 | cmd_ipv6_prefix_match (const char *str) |
718e3744 | 1039 | { |
4c58c70d QY |
1040 | struct sockaddr_in6 sin6_dummy; |
1041 | const char *delim = "/\0"; | |
1042 | char *dupe, *prefix, *mask, *context, *endptr; | |
1043 | int nmask = -1; | |
718e3744 | 1044 | |
1045 | if (str == NULL) | |
1046 | return partly_match; | |
1047 | ||
1048 | if (strspn (str, IPV6_PREFIX_STR) != strlen (str)) | |
1049 | return no_match; | |
1050 | ||
4c58c70d QY |
1051 | /* tokenize to address + mask */ |
1052 | dupe = XMALLOC(MTYPE_TMP, strlen(str)+1); | |
1053 | strncpy(dupe, str, strlen(str)+1); | |
1054 | prefix = strtok_r(dupe, delim, &context); | |
1055 | mask = strtok_r(NULL, delim, &context); | |
718e3744 | 1056 | |
4c58c70d | 1057 | if (!mask) |
718e3744 | 1058 | return partly_match; |
1059 | ||
4c58c70d QY |
1060 | /* validate prefix */ |
1061 | if (inet_pton(AF_INET6, prefix, &sin6_dummy.sin6_addr) != 1) | |
718e3744 | 1062 | return no_match; |
1063 | ||
4c58c70d QY |
1064 | /* validate mask */ |
1065 | nmask = strtol (mask, &endptr, 10); | |
1066 | if (*endptr != '\0' || nmask < 0 || nmask > 128) | |
718e3744 | 1067 | return no_match; |
4c58c70d QY |
1068 | |
1069 | XFREE(MTYPE_TMP, dupe); | |
1070 | ||
718e3744 | 1071 | return exact_match; |
1072 | } | |
1073 | ||
22e0a9e6 | 1074 | #endif /* HAVE_IPV6 */ |
1075 | ||
f702c39f | 1076 | #define DECIMAL_STRLEN_MAX 20 |
718e3744 | 1077 | |
274a4a44 | 1078 | static int |
8c328f11 | 1079 | cmd_range_match (const char *range, const char *str) |
718e3744 | 1080 | { |
1081 | char *p; | |
1082 | char buf[DECIMAL_STRLEN_MAX + 1]; | |
1083 | char *endptr = NULL; | |
f702c39f | 1084 | signed long long min, max, val; |
718e3744 | 1085 | |
1086 | if (str == NULL) | |
1087 | return 1; | |
1088 | ||
f702c39f | 1089 | val = strtoll (str, &endptr, 10); |
718e3744 | 1090 | if (*endptr != '\0') |
1091 | return 0; | |
f702c39f | 1092 | val = llabs(val); |
718e3744 | 1093 | |
1094 | range++; | |
1095 | p = strchr (range, '-'); | |
1096 | if (p == NULL) | |
1097 | return 0; | |
1098 | if (p - range > DECIMAL_STRLEN_MAX) | |
1099 | return 0; | |
1100 | strncpy (buf, range, p - range); | |
1101 | buf[p - range] = '\0'; | |
f702c39f | 1102 | min = strtoll (buf, &endptr, 10); |
718e3744 | 1103 | if (*endptr != '\0') |
1104 | return 0; | |
1105 | ||
1106 | range = p + 1; | |
1107 | p = strchr (range, '>'); | |
1108 | if (p == NULL) | |
1109 | return 0; | |
1110 | if (p - range > DECIMAL_STRLEN_MAX) | |
1111 | return 0; | |
1112 | strncpy (buf, range, p - range); | |
1113 | buf[p - range] = '\0'; | |
f702c39f | 1114 | max = strtoll (buf, &endptr, 10); |
718e3744 | 1115 | if (*endptr != '\0') |
1116 | return 0; | |
1117 | ||
1118 | if (val < min || val > max) | |
1119 | return 0; | |
1120 | ||
1121 | return 1; | |
1122 | } | |
1123 | ||
274a4a44 | 1124 | static enum match_type |
cd40b329 CF |
1125 | cmd_word_match(struct cmd_token *token, |
1126 | enum filter_type filter, | |
1127 | const char *word) | |
718e3744 | 1128 | { |
8c328f11 | 1129 | const char *str; |
718e3744 | 1130 | enum match_type match_type; |
909a2155 | 1131 | |
cd40b329 | 1132 | str = token->cmd; |
718e3744 | 1133 | |
cd40b329 CF |
1134 | if (filter == FILTER_RELAXED) |
1135 | if (!word || !strlen(word)) | |
1136 | return partly_match; | |
718e3744 | 1137 | |
cd40b329 CF |
1138 | if (!word) |
1139 | return no_match; | |
909a2155 | 1140 | |
c117e027 | 1141 | switch (token->terminal) |
cd40b329 | 1142 | { |
c117e027 DL |
1143 | case TERMINAL_VARARG: |
1144 | return vararg_match; | |
1145 | ||
1146 | case TERMINAL_RANGE: | |
1147 | if (cmd_range_match(str, word)) | |
1148 | return range_match; | |
1149 | break; | |
1150 | ||
1151 | case TERMINAL_IPV6: | |
1152 | match_type = cmd_ipv6_match(word); | |
1153 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
cd40b329 | 1154 | || (filter == FILTER_STRICT && match_type == exact_match)) |
c117e027 DL |
1155 | return ipv6_match; |
1156 | break; | |
1157 | ||
1158 | case TERMINAL_IPV6_PREFIX: | |
1159 | match_type = cmd_ipv6_prefix_match(word); | |
1160 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
1161 | || (filter == FILTER_STRICT && match_type == exact_match)) | |
1162 | return ipv6_prefix_match; | |
1163 | break; | |
1164 | ||
1165 | case TERMINAL_IPV4: | |
1166 | match_type = cmd_ipv4_match(word); | |
1167 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
1168 | || (filter == FILTER_STRICT && match_type == exact_match)) | |
1169 | return ipv4_match; | |
1170 | break; | |
1171 | ||
1172 | case TERMINAL_IPV4_PREFIX: | |
1173 | match_type = cmd_ipv4_prefix_match(word); | |
1174 | if ((filter == FILTER_RELAXED && match_type != no_match) | |
1175 | || (filter == FILTER_STRICT && match_type == exact_match)) | |
1176 | return ipv4_prefix_match; | |
1177 | break; | |
1178 | ||
1179 | case TERMINAL_OPTION: | |
1180 | case TERMINAL_VARIABLE: | |
1181 | return extend_match; | |
1182 | ||
1183 | case TERMINAL_LITERAL: | |
1184 | if (filter == FILTER_RELAXED && !strncmp(str, word, strlen(word))) | |
1185 | { | |
1186 | if (!strcmp(str, word)) | |
1187 | return exact_match; | |
1188 | return partly_match; | |
1189 | } | |
1190 | if (filter == FILTER_STRICT && !strcmp(str, word)) | |
1191 | return exact_match; | |
1192 | break; | |
1193 | ||
1194 | default: | |
1195 | assert (0); | |
cd40b329 | 1196 | } |
909a2155 | 1197 | |
cd40b329 CF |
1198 | return no_match; |
1199 | } | |
909a2155 | 1200 | |
cd40b329 CF |
1201 | struct cmd_matcher |
1202 | { | |
1203 | struct cmd_element *cmd; /* The command element the matcher is using */ | |
1204 | enum filter_type filter; /* Whether to use strict or relaxed matching */ | |
1205 | vector vline; /* The tokenized commandline which is to be matched */ | |
1206 | unsigned int index; /* The index up to which matching should be done */ | |
909a2155 | 1207 | |
cd40b329 CF |
1208 | /* If set, construct a list of matches at the position given by index */ |
1209 | enum match_type *match_type; | |
1210 | vector *match; | |
1211 | ||
1212 | unsigned int word_index; /* iterating over vline */ | |
1213 | }; | |
1214 | ||
1215 | static int | |
1216 | push_argument(int *argc, const char **argv, const char *arg) | |
1217 | { | |
1218 | if (!arg || !strlen(arg)) | |
1219 | arg = NULL; | |
1220 | ||
1221 | if (!argc || !argv) | |
1222 | return 0; | |
1223 | ||
1224 | if (*argc >= CMD_ARGC_MAX) | |
1225 | return -1; | |
1226 | ||
1227 | argv[(*argc)++] = arg; | |
1228 | return 0; | |
1229 | } | |
1230 | ||
1231 | static void | |
1232 | cmd_matcher_record_match(struct cmd_matcher *matcher, | |
1233 | enum match_type match_type, | |
1234 | struct cmd_token *token) | |
1235 | { | |
1236 | if (matcher->word_index != matcher->index) | |
1237 | return; | |
1238 | ||
1239 | if (matcher->match) | |
1240 | { | |
1241 | if (!*matcher->match) | |
1242 | *matcher->match = vector_init(VECTOR_MIN_SIZE); | |
1243 | vector_set(*matcher->match, token); | |
1244 | } | |
1245 | ||
1246 | if (matcher->match_type) | |
1247 | { | |
1248 | if (match_type > *matcher->match_type) | |
1249 | *matcher->match_type = match_type; | |
1250 | } | |
1251 | } | |
1252 | ||
1253 | static int | |
1254 | cmd_matcher_words_left(struct cmd_matcher *matcher) | |
1255 | { | |
1256 | return matcher->word_index < vector_active(matcher->vline); | |
1257 | } | |
1258 | ||
1259 | static const char* | |
1260 | cmd_matcher_get_word(struct cmd_matcher *matcher) | |
1261 | { | |
1262 | assert(cmd_matcher_words_left(matcher)); | |
1263 | ||
1264 | return vector_slot(matcher->vline, matcher->word_index); | |
1265 | } | |
1266 | ||
1267 | static enum matcher_rv | |
1268 | cmd_matcher_match_terminal(struct cmd_matcher *matcher, | |
1269 | struct cmd_token *token, | |
1270 | int *argc, const char **argv) | |
1271 | { | |
1272 | const char *word; | |
1273 | enum match_type word_match; | |
1274 | ||
1275 | assert(token->type == TOKEN_TERMINAL); | |
1276 | ||
1277 | if (!cmd_matcher_words_left(matcher)) | |
1278 | { | |
c117e027 | 1279 | if (token->terminal == TERMINAL_OPTION) |
cd40b329 CF |
1280 | return MATCHER_OK; /* missing optional args are NOT pushed as NULL */ |
1281 | else | |
1282 | return MATCHER_INCOMPLETE; | |
1283 | } | |
1284 | ||
1285 | word = cmd_matcher_get_word(matcher); | |
1286 | word_match = cmd_word_match(token, matcher->filter, word); | |
1287 | if (word_match == no_match) | |
1288 | return MATCHER_NO_MATCH; | |
1289 | ||
1290 | /* We have to record the input word as argument if it matched | |
1291 | * against a variable. */ | |
27e7f290 | 1292 | if (TERMINAL_RECORD (token->terminal)) |
cd40b329 CF |
1293 | { |
1294 | if (push_argument(argc, argv, word)) | |
1295 | return MATCHER_EXCEED_ARGC_MAX; | |
1296 | } | |
1297 | ||
1298 | cmd_matcher_record_match(matcher, word_match, token); | |
1299 | ||
1300 | matcher->word_index++; | |
1301 | ||
1302 | /* A vararg token should consume all left over words as arguments */ | |
c117e027 | 1303 | if (token->terminal == TERMINAL_VARARG) |
cd40b329 CF |
1304 | while (cmd_matcher_words_left(matcher)) |
1305 | { | |
1306 | word = cmd_matcher_get_word(matcher); | |
1307 | if (word && strlen(word)) | |
1308 | push_argument(argc, argv, word); | |
1309 | matcher->word_index++; | |
718e3744 | 1310 | } |
cd40b329 CF |
1311 | |
1312 | return MATCHER_OK; | |
718e3744 | 1313 | } |
1314 | ||
cd40b329 CF |
1315 | static enum matcher_rv |
1316 | cmd_matcher_match_multiple(struct cmd_matcher *matcher, | |
1317 | struct cmd_token *token, | |
1318 | int *argc, const char **argv) | |
1319 | { | |
1320 | enum match_type multiple_match; | |
1321 | unsigned int multiple_index; | |
1322 | const char *word; | |
c5e0075f | 1323 | const char *arg = NULL; |
cd40b329 CF |
1324 | struct cmd_token *word_token; |
1325 | enum match_type word_match; | |
1326 | ||
1327 | assert(token->type == TOKEN_MULTIPLE); | |
1328 | ||
1329 | multiple_match = no_match; | |
1330 | ||
1331 | if (!cmd_matcher_words_left(matcher)) | |
1332 | return MATCHER_INCOMPLETE; | |
1333 | ||
1334 | word = cmd_matcher_get_word(matcher); | |
1335 | for (multiple_index = 0; | |
1336 | multiple_index < vector_active(token->multiple); | |
1337 | multiple_index++) | |
1338 | { | |
1339 | word_token = vector_slot(token->multiple, multiple_index); | |
1340 | ||
1341 | word_match = cmd_word_match(word_token, matcher->filter, word); | |
1342 | if (word_match == no_match) | |
1343 | continue; | |
1344 | ||
1345 | cmd_matcher_record_match(matcher, word_match, word_token); | |
1346 | ||
1347 | if (word_match > multiple_match) | |
1348 | { | |
1349 | multiple_match = word_match; | |
1350 | arg = word; | |
1351 | } | |
1352 | /* To mimic the behavior of the old command implementation, we | |
1353 | * tolerate any ambiguities here :/ */ | |
1354 | } | |
1355 | ||
1356 | matcher->word_index++; | |
1357 | ||
1358 | if (multiple_match == no_match) | |
1359 | return MATCHER_NO_MATCH; | |
1360 | ||
1361 | if (push_argument(argc, argv, arg)) | |
1362 | return MATCHER_EXCEED_ARGC_MAX; | |
1363 | ||
1364 | return MATCHER_OK; | |
1365 | } | |
1366 | ||
1367 | static enum matcher_rv | |
1368 | cmd_matcher_read_keywords(struct cmd_matcher *matcher, | |
1369 | struct cmd_token *token, | |
1370 | vector args_vector) | |
718e3744 | 1371 | { |
8c328f11 | 1372 | unsigned int i; |
cd40b329 CF |
1373 | unsigned long keyword_mask; |
1374 | unsigned int keyword_found; | |
1375 | enum match_type keyword_match; | |
1376 | enum match_type word_match; | |
1377 | vector keyword_vector; | |
1378 | struct cmd_token *word_token; | |
1379 | const char *word; | |
1380 | int keyword_argc; | |
1381 | const char **keyword_argv; | |
24873f0c | 1382 | enum matcher_rv rv = MATCHER_OK; |
cd40b329 CF |
1383 | |
1384 | keyword_mask = 0; | |
1385 | while (1) | |
1386 | { | |
1387 | if (!cmd_matcher_words_left(matcher)) | |
1388 | return MATCHER_OK; | |
909a2155 | 1389 | |
cd40b329 | 1390 | word = cmd_matcher_get_word(matcher); |
718e3744 | 1391 | |
cd40b329 CF |
1392 | keyword_found = -1; |
1393 | keyword_match = no_match; | |
1394 | for (i = 0; i < vector_active(token->keyword); i++) | |
1395 | { | |
1396 | if (keyword_mask & (1 << i)) | |
1397 | continue; | |
1398 | ||
1399 | keyword_vector = vector_slot(token->keyword, i); | |
1400 | word_token = vector_slot(keyword_vector, 0); | |
1401 | ||
1402 | word_match = cmd_word_match(word_token, matcher->filter, word); | |
1403 | if (word_match == no_match) | |
1404 | continue; | |
1405 | ||
1406 | cmd_matcher_record_match(matcher, word_match, word_token); | |
1407 | ||
1408 | if (word_match > keyword_match) | |
1409 | { | |
1410 | keyword_match = word_match; | |
1411 | keyword_found = i; | |
1412 | } | |
1413 | else if (word_match == keyword_match) | |
1414 | { | |
1415 | if (matcher->word_index != matcher->index || args_vector) | |
1416 | return MATCHER_AMBIGUOUS; | |
1417 | } | |
1418 | } | |
718e3744 | 1419 | |
cd40b329 CF |
1420 | if (keyword_found == (unsigned int)-1) |
1421 | return MATCHER_NO_MATCH; | |
718e3744 | 1422 | |
cd40b329 | 1423 | matcher->word_index++; |
909a2155 | 1424 | |
cd40b329 CF |
1425 | if (matcher->word_index > matcher->index) |
1426 | return MATCHER_OK; | |
1427 | ||
1428 | keyword_mask |= (1 << keyword_found); | |
1429 | ||
1430 | if (args_vector) | |
1431 | { | |
1432 | keyword_argc = 0; | |
1433 | keyword_argv = XMALLOC(MTYPE_TMP, (CMD_ARGC_MAX + 1) * sizeof(char*)); | |
1434 | /* We use -1 as a marker for unused fields as NULL might be a valid value */ | |
1435 | for (i = 0; i < CMD_ARGC_MAX + 1; i++) | |
1436 | keyword_argv[i] = (void*)-1; | |
1437 | vector_set_index(args_vector, keyword_found, keyword_argv); | |
1438 | } | |
1439 | else | |
1440 | { | |
1441 | keyword_argv = NULL; | |
1442 | } | |
1443 | ||
1444 | keyword_vector = vector_slot(token->keyword, keyword_found); | |
1445 | /* the keyword itself is at 0. We are only interested in the arguments, | |
1446 | * so start counting at 1. */ | |
1447 | for (i = 1; i < vector_active(keyword_vector); i++) | |
1448 | { | |
1449 | word_token = vector_slot(keyword_vector, i); | |
1450 | ||
1451 | switch (word_token->type) | |
1452 | { | |
1453 | case TOKEN_TERMINAL: | |
1454 | rv = cmd_matcher_match_terminal(matcher, word_token, | |
1455 | &keyword_argc, keyword_argv); | |
1456 | break; | |
1457 | case TOKEN_MULTIPLE: | |
1458 | rv = cmd_matcher_match_multiple(matcher, word_token, | |
1459 | &keyword_argc, keyword_argv); | |
1460 | break; | |
1461 | case TOKEN_KEYWORD: | |
1462 | assert(!"Keywords should never be nested."); | |
1463 | break; | |
1464 | } | |
1465 | ||
1466 | if (MATCHER_ERROR(rv)) | |
1467 | return rv; | |
1468 | ||
1469 | if (matcher->word_index > matcher->index) | |
1470 | return MATCHER_OK; | |
1471 | } | |
1472 | } | |
1473 | /* not reached */ | |
1474 | } | |
1475 | ||
1476 | static enum matcher_rv | |
1477 | cmd_matcher_build_keyword_args(struct cmd_matcher *matcher, | |
1478 | struct cmd_token *token, | |
1479 | int *argc, const char **argv, | |
1480 | vector keyword_args_vector) | |
1481 | { | |
1482 | unsigned int i, j; | |
1483 | const char **keyword_args; | |
1484 | vector keyword_vector; | |
1485 | struct cmd_token *word_token; | |
1486 | const char *arg; | |
1487 | enum matcher_rv rv; | |
1488 | ||
1489 | rv = MATCHER_OK; | |
1490 | ||
1491 | if (keyword_args_vector == NULL) | |
1492 | return rv; | |
1493 | ||
1494 | for (i = 0; i < vector_active(token->keyword); i++) | |
1495 | { | |
1496 | keyword_vector = vector_slot(token->keyword, i); | |
1497 | keyword_args = vector_lookup(keyword_args_vector, i); | |
1498 | ||
1499 | if (vector_active(keyword_vector) == 1) | |
1500 | { | |
1501 | /* this is a keyword without arguments */ | |
1502 | if (keyword_args) | |
1503 | { | |
1504 | word_token = vector_slot(keyword_vector, 0); | |
1505 | arg = word_token->cmd; | |
c9a42b3d | 1506 | XFREE (MTYPE_TMP, keyword_args); |
cd40b329 CF |
1507 | } |
1508 | else | |
1509 | { | |
1510 | arg = NULL; | |
1511 | } | |
1512 | ||
1513 | if (push_argument(argc, argv, arg)) | |
1514 | rv = MATCHER_EXCEED_ARGC_MAX; | |
1515 | } | |
1516 | else | |
1517 | { | |
1518 | /* this is a keyword with arguments */ | |
1519 | if (keyword_args) | |
1520 | { | |
1521 | /* the keyword was present, so just fill in the arguments */ | |
1522 | for (j = 0; keyword_args[j] != (void*)-1; j++) | |
1523 | if (push_argument(argc, argv, keyword_args[j])) | |
1524 | rv = MATCHER_EXCEED_ARGC_MAX; | |
1525 | XFREE(MTYPE_TMP, keyword_args); | |
1526 | } | |
1527 | else | |
1528 | { | |
1529 | /* the keyword was not present, insert NULL for the arguments | |
1530 | * the keyword would have taken. */ | |
1531 | for (j = 1; j < vector_active(keyword_vector); j++) | |
1532 | { | |
1533 | word_token = vector_slot(keyword_vector, j); | |
1534 | if ((word_token->type == TOKEN_TERMINAL | |
27e7f290 | 1535 | && TERMINAL_RECORD (word_token->terminal)) |
cd40b329 CF |
1536 | || word_token->type == TOKEN_MULTIPLE) |
1537 | { | |
1538 | if (push_argument(argc, argv, NULL)) | |
1539 | rv = MATCHER_EXCEED_ARGC_MAX; | |
1540 | } | |
1541 | } | |
1542 | } | |
1543 | } | |
1544 | } | |
1545 | vector_free(keyword_args_vector); | |
1546 | return rv; | |
1547 | } | |
1548 | ||
1549 | static enum matcher_rv | |
1550 | cmd_matcher_match_keyword(struct cmd_matcher *matcher, | |
1551 | struct cmd_token *token, | |
1552 | int *argc, const char **argv) | |
1553 | { | |
1554 | vector keyword_args_vector; | |
1555 | enum matcher_rv reader_rv; | |
1556 | enum matcher_rv builder_rv; | |
1557 | ||
1558 | assert(token->type == TOKEN_KEYWORD); | |
1559 | ||
1560 | if (argc && argv) | |
1561 | keyword_args_vector = vector_init(VECTOR_MIN_SIZE); | |
1562 | else | |
1563 | keyword_args_vector = NULL; | |
1564 | ||
1565 | reader_rv = cmd_matcher_read_keywords(matcher, token, keyword_args_vector); | |
1566 | builder_rv = cmd_matcher_build_keyword_args(matcher, token, argc, | |
1567 | argv, keyword_args_vector); | |
1568 | /* keyword_args_vector is consumed by cmd_matcher_build_keyword_args */ | |
1569 | ||
1570 | if (!MATCHER_ERROR(reader_rv) && MATCHER_ERROR(builder_rv)) | |
1571 | return builder_rv; | |
1572 | ||
1573 | return reader_rv; | |
1574 | } | |
1575 | ||
1576 | static void | |
1577 | cmd_matcher_init(struct cmd_matcher *matcher, | |
1578 | struct cmd_element *cmd, | |
1579 | enum filter_type filter, | |
1580 | vector vline, | |
1581 | unsigned int index, | |
1582 | enum match_type *match_type, | |
1583 | vector *match) | |
1584 | { | |
1585 | memset(matcher, 0, sizeof(*matcher)); | |
1586 | ||
1587 | matcher->cmd = cmd; | |
1588 | matcher->filter = filter; | |
1589 | matcher->vline = vline; | |
1590 | matcher->index = index; | |
1591 | ||
1592 | matcher->match_type = match_type; | |
1593 | if (matcher->match_type) | |
1594 | *matcher->match_type = no_match; | |
1595 | matcher->match = match; | |
1596 | ||
1597 | matcher->word_index = 0; | |
1598 | } | |
1599 | ||
1600 | static enum matcher_rv | |
1601 | cmd_element_match(struct cmd_element *cmd_element, | |
1602 | enum filter_type filter, | |
1603 | vector vline, | |
1604 | unsigned int index, | |
1605 | enum match_type *match_type, | |
1606 | vector *match, | |
1607 | int *argc, | |
1608 | const char **argv) | |
1609 | { | |
1610 | struct cmd_matcher matcher; | |
1611 | unsigned int token_index; | |
24873f0c | 1612 | enum matcher_rv rv = MATCHER_OK; |
cd40b329 CF |
1613 | |
1614 | cmd_matcher_init(&matcher, cmd_element, filter, | |
1615 | vline, index, match_type, match); | |
1616 | ||
1617 | if (argc != NULL) | |
1618 | *argc = 0; | |
1619 | ||
1620 | for (token_index = 0; | |
1621 | token_index < vector_active(cmd_element->tokens); | |
1622 | token_index++) | |
1623 | { | |
1624 | struct cmd_token *token = vector_slot(cmd_element->tokens, token_index); | |
1625 | ||
1626 | switch (token->type) | |
1627 | { | |
1628 | case TOKEN_TERMINAL: | |
1629 | rv = cmd_matcher_match_terminal(&matcher, token, argc, argv); | |
1630 | break; | |
1631 | case TOKEN_MULTIPLE: | |
1632 | rv = cmd_matcher_match_multiple(&matcher, token, argc, argv); | |
1633 | break; | |
1634 | case TOKEN_KEYWORD: | |
1635 | rv = cmd_matcher_match_keyword(&matcher, token, argc, argv); | |
1636 | } | |
1637 | ||
1638 | if (MATCHER_ERROR(rv)) | |
1639 | return rv; | |
1640 | ||
1641 | if (matcher.word_index > index) | |
1642 | return MATCHER_OK; | |
1643 | } | |
1644 | ||
1645 | /* return MATCHER_COMPLETE if all words were consumed */ | |
1646 | if (matcher.word_index >= vector_active(vline)) | |
1647 | return MATCHER_COMPLETE; | |
1648 | ||
1649 | /* return MATCHER_COMPLETE also if only an empty word is left. */ | |
1650 | if (matcher.word_index == vector_active(vline) - 1 | |
1651 | && (!vector_slot(vline, matcher.word_index) | |
1652 | || !strlen((char*)vector_slot(vline, matcher.word_index)))) | |
1653 | return MATCHER_COMPLETE; | |
1654 | ||
1655 | return MATCHER_NO_MATCH; /* command is too long to match */ | |
1656 | } | |
1657 | ||
1658 | /** | |
1659 | * Filter a given vector of commands against a given commandline and | |
1660 | * calculate possible completions. | |
1661 | * | |
1662 | * @param commands A vector of struct cmd_element*. Commands that don't | |
1663 | * match against the given command line will be overwritten | |
1664 | * with NULL in that vector. | |
1665 | * @param filter Either FILTER_RELAXED or FILTER_STRICT. This basically | |
1666 | * determines how incomplete commands are handled, compare with | |
1667 | * cmd_word_match for details. | |
1668 | * @param vline A vector of char* containing the tokenized commandline. | |
1669 | * @param index Only match up to the given token of the commandline. | |
1670 | * @param match_type Record the type of the best match here. | |
1671 | * @param matches Record the matches here. For each cmd_element in the commands | |
1672 | * vector, a match vector will be created in the matches vector. | |
1673 | * That vector will contain all struct command_token* of the | |
1674 | * cmd_element which matched against the given vline at the given | |
1675 | * index. | |
1676 | * @return A code specifying if an error occured. If all went right, it's | |
1677 | * CMD_SUCCESS. | |
1678 | */ | |
1679 | static int | |
1680 | cmd_vector_filter(vector commands, | |
1681 | enum filter_type filter, | |
1682 | vector vline, | |
1683 | unsigned int index, | |
1684 | enum match_type *match_type, | |
1685 | vector *matches) | |
1686 | { | |
1687 | unsigned int i; | |
1688 | struct cmd_element *cmd_element; | |
1689 | enum match_type best_match; | |
1690 | enum match_type element_match; | |
1691 | enum matcher_rv matcher_rv; | |
1692 | ||
1693 | best_match = no_match; | |
1694 | *matches = vector_init(VECTOR_MIN_SIZE); | |
1695 | ||
1696 | for (i = 0; i < vector_active (commands); i++) | |
1697 | if ((cmd_element = vector_slot (commands, i)) != NULL) | |
1698 | { | |
1699 | vector_set_index(*matches, i, NULL); | |
1700 | matcher_rv = cmd_element_match(cmd_element, filter, | |
1701 | vline, index, | |
1702 | &element_match, | |
1703 | (vector*)&vector_slot(*matches, i), | |
1704 | NULL, NULL); | |
1705 | if (MATCHER_ERROR(matcher_rv)) | |
1706 | { | |
1707 | vector_slot(commands, i) = NULL; | |
1708 | if (matcher_rv == MATCHER_AMBIGUOUS) | |
1709 | return CMD_ERR_AMBIGUOUS; | |
1710 | if (matcher_rv == MATCHER_EXCEED_ARGC_MAX) | |
1711 | return CMD_ERR_EXEED_ARGC_MAX; | |
1712 | } | |
1713 | else if (element_match > best_match) | |
1714 | { | |
1715 | best_match = element_match; | |
1716 | } | |
718e3744 | 1717 | } |
cd40b329 CF |
1718 | *match_type = best_match; |
1719 | return CMD_SUCCESS; | |
1720 | } | |
1721 | ||
1722 | /** | |
1723 | * Check whether a given commandline is complete if used for a specific | |
1724 | * cmd_element. | |
1725 | * | |
1726 | * @param cmd_element A cmd_element against which the commandline should be | |
1727 | * checked. | |
1728 | * @param vline The tokenized commandline. | |
1729 | * @return 1 if the given commandline is complete, 0 otherwise. | |
1730 | */ | |
1731 | static int | |
1732 | cmd_is_complete(struct cmd_element *cmd_element, | |
1733 | vector vline) | |
1734 | { | |
1735 | enum matcher_rv rv; | |
1736 | ||
1737 | rv = cmd_element_match(cmd_element, | |
1738 | FILTER_RELAXED, | |
1739 | vline, -1, | |
1740 | NULL, NULL, | |
1741 | NULL, NULL); | |
1742 | return (rv == MATCHER_COMPLETE); | |
1743 | } | |
1744 | ||
1745 | /** | |
1746 | * Parse a given commandline and construct a list of arguments for the | |
1747 | * given command_element. | |
1748 | * | |
1749 | * @param cmd_element The cmd_element for which we want to construct arguments. | |
1750 | * @param vline The tokenized commandline. | |
1751 | * @param argc Where to store the argument count. | |
1752 | * @param argv Where to store the argument list. Should be at least | |
1753 | * CMD_ARGC_MAX elements long. | |
1754 | * @return CMD_SUCCESS if everything went alright, an error otherwise. | |
1755 | */ | |
1756 | static int | |
1757 | cmd_parse(struct cmd_element *cmd_element, | |
1758 | vector vline, | |
1759 | int *argc, const char **argv) | |
1760 | { | |
1761 | enum matcher_rv rv = cmd_element_match(cmd_element, | |
1762 | FILTER_RELAXED, | |
1763 | vline, -1, | |
1764 | NULL, NULL, | |
1765 | argc, argv); | |
1766 | switch (rv) | |
1767 | { | |
1768 | case MATCHER_COMPLETE: | |
1769 | return CMD_SUCCESS; | |
1770 | ||
1771 | case MATCHER_NO_MATCH: | |
1772 | return CMD_ERR_NO_MATCH; | |
1773 | ||
1774 | case MATCHER_AMBIGUOUS: | |
1775 | return CMD_ERR_AMBIGUOUS; | |
1776 | ||
1777 | case MATCHER_EXCEED_ARGC_MAX: | |
1778 | return CMD_ERR_EXEED_ARGC_MAX; | |
1779 | ||
1780 | default: | |
1781 | return CMD_ERR_INCOMPLETE; | |
1782 | } | |
718e3744 | 1783 | } |
1784 | ||
1785 | /* Check ambiguous match */ | |
274a4a44 | 1786 | static int |
cd40b329 CF |
1787 | is_cmd_ambiguous (vector cmd_vector, |
1788 | const char *command, | |
1789 | vector matches, | |
1790 | enum match_type type) | |
718e3744 | 1791 | { |
8c328f11 | 1792 | unsigned int i; |
1793 | unsigned int j; | |
1794 | const char *str = NULL; | |
8c328f11 | 1795 | const char *matched = NULL; |
cd40b329 CF |
1796 | vector match_vector; |
1797 | struct cmd_token *cmd_token; | |
909a2155 | 1798 | |
cd40b329 CF |
1799 | if (command == NULL) |
1800 | command = ""; | |
1801 | ||
1802 | for (i = 0; i < vector_active (matches); i++) | |
1803 | if ((match_vector = vector_slot (matches, i)) != NULL) | |
718e3744 | 1804 | { |
1805 | int match = 0; | |
1806 | ||
cd40b329 CF |
1807 | for (j = 0; j < vector_active (match_vector); j++) |
1808 | if ((cmd_token = vector_slot (match_vector, j)) != NULL) | |
909a2155 | 1809 | { |
1810 | enum match_type ret; | |
cd40b329 CF |
1811 | |
1812 | assert(cmd_token->type == TOKEN_TERMINAL); | |
1813 | if (cmd_token->type != TOKEN_TERMINAL) | |
1814 | continue; | |
1815 | ||
1816 | str = cmd_token->cmd; | |
718e3744 | 1817 | |
909a2155 | 1818 | switch (type) |
1819 | { | |
1820 | case exact_match: | |
27e7f290 | 1821 | if (!TERMINAL_RECORD (cmd_token->terminal) |
909a2155 | 1822 | && strcmp (command, str) == 0) |
718e3744 | 1823 | match++; |
909a2155 | 1824 | break; |
1825 | case partly_match: | |
27e7f290 | 1826 | if (!TERMINAL_RECORD (cmd_token->terminal) |
909a2155 | 1827 | && strncmp (command, str, strlen (command)) == 0) |
1828 | { | |
1829 | if (matched && strcmp (matched, str) != 0) | |
1830 | return 1; /* There is ambiguous match. */ | |
1831 | else | |
1832 | matched = str; | |
1833 | match++; | |
1834 | } | |
1835 | break; | |
1836 | case range_match: | |
1837 | if (cmd_range_match (str, command)) | |
1838 | { | |
1839 | if (matched && strcmp (matched, str) != 0) | |
1840 | return 1; | |
1841 | else | |
1842 | matched = str; | |
1843 | match++; | |
1844 | } | |
1845 | break; | |
1846 | #ifdef HAVE_IPV6 | |
1847 | case ipv6_match: | |
c117e027 | 1848 | if (cmd_token->terminal == TERMINAL_IPV6) |
718e3744 | 1849 | match++; |
909a2155 | 1850 | break; |
1851 | case ipv6_prefix_match: | |
1852 | if ((ret = cmd_ipv6_prefix_match (command)) != no_match) | |
1853 | { | |
1854 | if (ret == partly_match) | |
1855 | return 2; /* There is incomplete match. */ | |
1856 | ||
1857 | match++; | |
1858 | } | |
1859 | break; | |
1860 | #endif /* HAVE_IPV6 */ | |
1861 | case ipv4_match: | |
c117e027 | 1862 | if (cmd_token->terminal == TERMINAL_IPV4) |
718e3744 | 1863 | match++; |
909a2155 | 1864 | break; |
1865 | case ipv4_prefix_match: | |
1866 | if ((ret = cmd_ipv4_prefix_match (command)) != no_match) | |
1867 | { | |
1868 | if (ret == partly_match) | |
1869 | return 2; /* There is incomplete match. */ | |
1870 | ||
1871 | match++; | |
1872 | } | |
1873 | break; | |
1874 | case extend_match: | |
27e7f290 | 1875 | if (TERMINAL_RECORD (cmd_token->terminal)) |
718e3744 | 1876 | match++; |
909a2155 | 1877 | break; |
1878 | case no_match: | |
1879 | default: | |
1880 | break; | |
1881 | } | |
1882 | } | |
1883 | if (!match) | |
cd40b329 | 1884 | vector_slot (cmd_vector, i) = NULL; |
718e3744 | 1885 | } |
1886 | return 0; | |
1887 | } | |
1888 | ||
1889 | /* If src matches dst return dst string, otherwise return NULL */ | |
274a4a44 | 1890 | static const char * |
c117e027 | 1891 | cmd_entry_function (const char *src, struct cmd_token *token) |
718e3744 | 1892 | { |
c117e027 DL |
1893 | const char *dst = token->cmd; |
1894 | ||
718e3744 | 1895 | /* Skip variable arguments. */ |
27e7f290 DL |
1896 | if (TERMINAL_RECORD (token->terminal)) |
1897 | return NULL; | |
718e3744 | 1898 | |
1899 | /* In case of 'command \t', given src is NULL string. */ | |
1900 | if (src == NULL) | |
1901 | return dst; | |
1902 | ||
1903 | /* Matched with input string. */ | |
1904 | if (strncmp (src, dst, strlen (src)) == 0) | |
1905 | return dst; | |
1906 | ||
1907 | return NULL; | |
1908 | } | |
1909 | ||
1910 | /* If src matches dst return dst string, otherwise return NULL */ | |
1911 | /* This version will return the dst string always if it is | |
1912 | CMD_VARIABLE for '?' key processing */ | |
274a4a44 | 1913 | static const char * |
c117e027 | 1914 | cmd_entry_function_desc (const char *src, struct cmd_token *token) |
718e3744 | 1915 | { |
c117e027 | 1916 | const char *dst = token->cmd; |
718e3744 | 1917 | |
c117e027 | 1918 | switch (token->terminal) |
718e3744 | 1919 | { |
c117e027 DL |
1920 | case TERMINAL_VARARG: |
1921 | return dst; | |
1922 | ||
1923 | case TERMINAL_RANGE: | |
1924 | if (cmd_range_match (dst, src)) | |
1925 | return dst; | |
1926 | else | |
1927 | return NULL; | |
1928 | ||
1929 | case TERMINAL_IPV6: | |
1930 | if (cmd_ipv6_match (src)) | |
1931 | return dst; | |
1932 | else | |
1933 | return NULL; | |
1934 | ||
1935 | case TERMINAL_IPV6_PREFIX: | |
1936 | if (cmd_ipv6_prefix_match (src)) | |
1937 | return dst; | |
1938 | else | |
1939 | return NULL; | |
1940 | ||
1941 | case TERMINAL_IPV4: | |
1942 | if (cmd_ipv4_match (src)) | |
1943 | return dst; | |
1944 | else | |
1945 | return NULL; | |
1946 | ||
1947 | case TERMINAL_IPV4_PREFIX: | |
1948 | if (cmd_ipv4_prefix_match (src)) | |
1949 | return dst; | |
1950 | else | |
1951 | return NULL; | |
1952 | ||
1953 | /* Optional or variable commands always match on '?' */ | |
1954 | case TERMINAL_OPTION: | |
1955 | case TERMINAL_VARIABLE: | |
1956 | return dst; | |
1957 | ||
1958 | case TERMINAL_LITERAL: | |
1959 | /* In case of 'command \t', given src is NULL string. */ | |
1960 | if (src == NULL) | |
1961 | return dst; | |
1962 | ||
1963 | if (strncmp (src, dst, strlen (src)) == 0) | |
1964 | return dst; | |
1965 | else | |
1966 | return NULL; | |
1967 | ||
1968 | default: | |
1969 | assert(0); | |
dc1b72dc | 1970 | return NULL; |
718e3744 | 1971 | } |
718e3744 | 1972 | } |
1973 | ||
cd40b329 CF |
1974 | /** |
1975 | * Check whether a string is already present in a vector of strings. | |
1976 | * @param v A vector of char*. | |
1977 | * @param str A char*. | |
1978 | * @return 0 if str is already present in the vector, 1 otherwise. | |
1979 | */ | |
274a4a44 | 1980 | static int |
8c328f11 | 1981 | cmd_unique_string (vector v, const char *str) |
718e3744 | 1982 | { |
8c328f11 | 1983 | unsigned int i; |
718e3744 | 1984 | char *match; |
1985 | ||
55468c86 | 1986 | for (i = 0; i < vector_active (v); i++) |
718e3744 | 1987 | if ((match = vector_slot (v, i)) != NULL) |
1988 | if (strcmp (match, str) == 0) | |
1989 | return 0; | |
1990 | return 1; | |
1991 | } | |
1992 | ||
cd40b329 CF |
1993 | /** |
1994 | * Check whether a struct cmd_token matching a given string is already | |
1995 | * present in a vector of struct cmd_token. | |
1996 | * @param v A vector of struct cmd_token*. | |
1997 | * @param str A char* which should be searched for. | |
1998 | * @return 0 if there is a struct cmd_token* with its cmd matching str, | |
1999 | * 1 otherwise. | |
2000 | */ | |
274a4a44 | 2001 | static int |
8c328f11 | 2002 | desc_unique_string (vector v, const char *str) |
718e3744 | 2003 | { |
8c328f11 | 2004 | unsigned int i; |
cd40b329 | 2005 | struct cmd_token *token; |
718e3744 | 2006 | |
55468c86 | 2007 | for (i = 0; i < vector_active (v); i++) |
cd40b329 CF |
2008 | if ((token = vector_slot (v, i)) != NULL) |
2009 | if (strcmp (token->cmd, str) == 0) | |
2010 | return 0; | |
2011 | return 1; | |
718e3744 | 2012 | } |
2013 | ||
274a4a44 | 2014 | static int |
b92938a7 | 2015 | cmd_try_do_shortcut (enum node_type node, char* first_word) { |
2016 | if ( first_word != NULL && | |
2017 | node != AUTH_NODE && | |
2018 | node != VIEW_NODE && | |
2019 | node != AUTH_ENABLE_NODE && | |
2020 | node != ENABLE_NODE && | |
62687ff1 | 2021 | node != RESTRICTED_NODE && |
b92938a7 | 2022 | 0 == strcmp( "do", first_word ) ) |
2023 | return 1; | |
2024 | return 0; | |
2025 | } | |
2026 | ||
cd40b329 CF |
2027 | static void |
2028 | cmd_matches_free(vector *matches) | |
2029 | { | |
2030 | unsigned int i; | |
2031 | vector cmd_matches; | |
2032 | ||
2033 | for (i = 0; i < vector_active(*matches); i++) | |
2034 | if ((cmd_matches = vector_slot(*matches, i)) != NULL) | |
2035 | vector_free(cmd_matches); | |
2036 | vector_free(*matches); | |
2037 | *matches = NULL; | |
2038 | } | |
2039 | ||
2040 | static int | |
2041 | cmd_describe_cmp(const void *a, const void *b) | |
2042 | { | |
2043 | const struct cmd_token *first = *(struct cmd_token * const *)a; | |
2044 | const struct cmd_token *second = *(struct cmd_token * const *)b; | |
2045 | ||
2046 | return strcmp(first->cmd, second->cmd); | |
2047 | } | |
2048 | ||
2049 | static void | |
2050 | cmd_describe_sort(vector matchvec) | |
2051 | { | |
2052 | qsort(matchvec->index, vector_active(matchvec), | |
2053 | sizeof(void*), cmd_describe_cmp); | |
2054 | } | |
2055 | ||
718e3744 | 2056 | /* '?' describe command support. */ |
274a4a44 | 2057 | static vector |
b92938a7 | 2058 | cmd_describe_command_real (vector vline, struct vty *vty, int *status) |
718e3744 | 2059 | { |
b8961476 | 2060 | unsigned int i; |
718e3744 | 2061 | vector cmd_vector; |
2062 | #define INIT_MATCHVEC_SIZE 10 | |
2063 | vector matchvec; | |
2064 | struct cmd_element *cmd_element; | |
b8961476 | 2065 | unsigned int index; |
54aba54c | 2066 | int ret; |
2067 | enum match_type match; | |
2068 | char *command; | |
cd40b329 CF |
2069 | vector matches = NULL; |
2070 | vector match_vector; | |
16cf945a DS |
2071 | uint32_t command_found = 0; |
2072 | const char *last_word; | |
718e3744 | 2073 | |
2074 | /* Set index. */ | |
55468c86 | 2075 | if (vector_active (vline) == 0) |
b8961476 | 2076 | { |
2077 | *status = CMD_ERR_NO_MATCH; | |
2078 | return NULL; | |
2079 | } | |
cd40b329 CF |
2080 | |
2081 | index = vector_active (vline) - 1; | |
2082 | ||
718e3744 | 2083 | /* Make copy vector of current node's command vector. */ |
2084 | cmd_vector = vector_copy (cmd_node_vector (cmdvec, vty->node)); | |
2085 | ||
2086 | /* Prepare match vector */ | |
2087 | matchvec = vector_init (INIT_MATCHVEC_SIZE); | |
2088 | ||
cd40b329 CF |
2089 | /* Filter commands and build a list how they could possibly continue. */ |
2090 | for (i = 0; i <= index; i++) | |
2091 | { | |
2092 | command = vector_slot (vline, i); | |
718e3744 | 2093 | |
cd40b329 CF |
2094 | if (matches) |
2095 | cmd_matches_free(&matches); | |
718e3744 | 2096 | |
cd40b329 CF |
2097 | ret = cmd_vector_filter(cmd_vector, |
2098 | FILTER_RELAXED, | |
2099 | vline, i, | |
2100 | &match, | |
2101 | &matches); | |
718e3744 | 2102 | |
cd40b329 CF |
2103 | if (ret != CMD_SUCCESS) |
2104 | { | |
2105 | vector_free (cmd_vector); | |
2106 | vector_free (matchvec); | |
2107 | cmd_matches_free(&matches); | |
2108 | *status = ret; | |
2109 | return NULL; | |
2110 | } | |
718e3744 | 2111 | |
cd40b329 CF |
2112 | /* The last match may well be ambigious, so break here */ |
2113 | if (i == index) | |
2114 | break; | |
2115 | ||
2116 | if (match == vararg_match) | |
2117 | { | |
2118 | /* We found a vararg match - so we can throw out the current matches here | |
2119 | * and don't need to continue checking the command input */ | |
2120 | unsigned int j, k; | |
2121 | ||
2122 | for (j = 0; j < vector_active (matches); j++) | |
2123 | if ((match_vector = vector_slot (matches, j)) != NULL) | |
2124 | for (k = 0; k < vector_active (match_vector); k++) | |
2125 | { | |
2126 | struct cmd_token *token = vector_slot (match_vector, k); | |
2127 | vector_set (matchvec, token); | |
2128 | } | |
2129 | ||
2130 | *status = CMD_SUCCESS; | |
2131 | vector_set(matchvec, &token_cr); | |
2132 | vector_free (cmd_vector); | |
2133 | cmd_matches_free(&matches); | |
2134 | cmd_describe_sort(matchvec); | |
2135 | return matchvec; | |
2136 | } | |
718e3744 | 2137 | |
cd40b329 CF |
2138 | ret = is_cmd_ambiguous(cmd_vector, command, matches, match); |
2139 | if (ret == 1) | |
2140 | { | |
2141 | vector_free (cmd_vector); | |
2142 | vector_free (matchvec); | |
2143 | cmd_matches_free(&matches); | |
2144 | *status = CMD_ERR_AMBIGUOUS; | |
2145 | return NULL; | |
2146 | } | |
2147 | else if (ret == 2) | |
2148 | { | |
2149 | vector_free (cmd_vector); | |
2150 | vector_free (matchvec); | |
2151 | cmd_matches_free(&matches); | |
2152 | *status = CMD_ERR_NO_MATCH; | |
2153 | return NULL; | |
2154 | } | |
2155 | } | |
54aba54c | 2156 | |
718e3744 | 2157 | /* Make description vector. */ |
16cf945a | 2158 | for (i = 0; i < vector_active (matches); i++) { |
abaaab4e DW |
2159 | if ((cmd_element = vector_slot (cmd_vector, i)) != NULL && |
2160 | !(cmd_element->attr == CMD_ATTR_DEPRECATED || | |
2161 | cmd_element->attr == CMD_ATTR_HIDDEN)) | |
718e3744 | 2162 | { |
cd40b329 | 2163 | unsigned int j; |
cd40b329 | 2164 | vector vline_trimmed; |
718e3744 | 2165 | |
16cf945a | 2166 | command_found++; |
cd40b329 CF |
2167 | last_word = vector_slot(vline, vector_active(vline) - 1); |
2168 | if (last_word == NULL || !strlen(last_word)) | |
2169 | { | |
2170 | vline_trimmed = vector_copy(vline); | |
2171 | vector_unset(vline_trimmed, vector_active(vline_trimmed) - 1); | |
2172 | ||
2173 | if (cmd_is_complete(cmd_element, vline_trimmed) | |
2174 | && desc_unique_string(matchvec, command_cr)) | |
2175 | { | |
2176 | if (match != vararg_match) | |
2177 | vector_set(matchvec, &token_cr); | |
2178 | } | |
2179 | ||
2180 | vector_free(vline_trimmed); | |
2181 | } | |
2182 | ||
2183 | match_vector = vector_slot (matches, i); | |
2184 | if (match_vector) | |
2185 | for (j = 0; j < vector_active(match_vector); j++) | |
2186 | { | |
2187 | struct cmd_token *token = vector_slot(match_vector, j); | |
2188 | const char *string; | |
2189 | ||
c117e027 | 2190 | string = cmd_entry_function_desc(command, token); |
cd40b329 CF |
2191 | if (string && desc_unique_string(matchvec, string)) |
2192 | vector_set(matchvec, token); | |
2193 | } | |
718e3744 | 2194 | } |
16cf945a DS |
2195 | } |
2196 | ||
2197 | /* | |
2198 | * We can get into this situation when the command is complete | |
2199 | * but the last part of the command is an optional piece of | |
2200 | * cli. | |
2201 | */ | |
2202 | last_word = vector_slot(vline, vector_active(vline) - 1); | |
2203 | if (command_found == 0 && (last_word == NULL || !strlen(last_word))) { | |
2204 | vector_set(matchvec, &token_cr); | |
2205 | } | |
2206 | ||
718e3744 | 2207 | vector_free (cmd_vector); |
cd40b329 | 2208 | cmd_matches_free(&matches); |
718e3744 | 2209 | |
2210 | if (vector_slot (matchvec, 0) == NULL) | |
2211 | { | |
2212 | vector_free (matchvec); | |
909a2155 | 2213 | *status = CMD_ERR_NO_MATCH; |
5fc60519 | 2214 | return NULL; |
718e3744 | 2215 | } |
718e3744 | 2216 | |
5fc60519 | 2217 | *status = CMD_SUCCESS; |
cd40b329 | 2218 | cmd_describe_sort(matchvec); |
718e3744 | 2219 | return matchvec; |
2220 | } | |
2221 | ||
b92938a7 | 2222 | vector |
2223 | cmd_describe_command (vector vline, struct vty *vty, int *status) | |
2224 | { | |
2225 | vector ret; | |
2226 | ||
2227 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) | |
2228 | { | |
2229 | enum node_type onode; | |
2230 | vector shifted_vline; | |
8c328f11 | 2231 | unsigned int index; |
b92938a7 | 2232 | |
2233 | onode = vty->node; | |
2234 | vty->node = ENABLE_NODE; | |
2235 | /* We can try it on enable node, cos' the vty is authenticated */ | |
2236 | ||
2237 | shifted_vline = vector_init (vector_count(vline)); | |
2238 | /* use memcpy? */ | |
55468c86 | 2239 | for (index = 1; index < vector_active (vline); index++) |
b92938a7 | 2240 | { |
2241 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
2242 | } | |
2243 | ||
2244 | ret = cmd_describe_command_real (shifted_vline, vty, status); | |
2245 | ||
2246 | vector_free(shifted_vline); | |
2247 | vty->node = onode; | |
2248 | return ret; | |
2249 | } | |
2250 | ||
2251 | ||
2252 | return cmd_describe_command_real (vline, vty, status); | |
2253 | } | |
2254 | ||
2255 | ||
718e3744 | 2256 | /* Check LCD of matched command. */ |
274a4a44 | 2257 | static int |
718e3744 | 2258 | cmd_lcd (char **matched) |
2259 | { | |
2260 | int i; | |
2261 | int j; | |
2262 | int lcd = -1; | |
2263 | char *s1, *s2; | |
2264 | char c1, c2; | |
2265 | ||
2266 | if (matched[0] == NULL || matched[1] == NULL) | |
2267 | return 0; | |
2268 | ||
2269 | for (i = 1; matched[i] != NULL; i++) | |
2270 | { | |
2271 | s1 = matched[i - 1]; | |
2272 | s2 = matched[i]; | |
2273 | ||
2274 | for (j = 0; (c1 = s1[j]) && (c2 = s2[j]); j++) | |
2275 | if (c1 != c2) | |
2276 | break; | |
2277 | ||
2278 | if (lcd < 0) | |
2279 | lcd = j; | |
2280 | else | |
2281 | { | |
2282 | if (lcd > j) | |
2283 | lcd = j; | |
2284 | } | |
2285 | } | |
2286 | return lcd; | |
2287 | } | |
2288 | ||
cd40b329 CF |
2289 | static int |
2290 | cmd_complete_cmp(const void *a, const void *b) | |
2291 | { | |
2292 | const char *first = *(char * const *)a; | |
2293 | const char *second = *(char * const *)b; | |
2294 | ||
2295 | if (!first) | |
2296 | { | |
2297 | if (!second) | |
2298 | return 0; | |
2299 | return 1; | |
2300 | } | |
2301 | if (!second) | |
2302 | return -1; | |
2303 | ||
2304 | return strcmp(first, second); | |
2305 | } | |
2306 | ||
2307 | static void | |
2308 | cmd_complete_sort(vector matchvec) | |
2309 | { | |
2310 | qsort(matchvec->index, vector_active(matchvec), | |
2311 | sizeof(void*), cmd_complete_cmp); | |
2312 | } | |
2313 | ||
718e3744 | 2314 | /* Command line completion support. */ |
274a4a44 | 2315 | static char ** |
cde9f101 | 2316 | cmd_complete_command_real (vector vline, struct vty *vty, int *status, int islib) |
718e3744 | 2317 | { |
b8961476 | 2318 | unsigned int i; |
718e3744 | 2319 | vector cmd_vector = vector_copy (cmd_node_vector (cmdvec, vty->node)); |
2320 | #define INIT_MATCHVEC_SIZE 10 | |
2321 | vector matchvec; | |
b8961476 | 2322 | unsigned int index; |
718e3744 | 2323 | char **match_str; |
cd40b329 | 2324 | struct cmd_token *token; |
718e3744 | 2325 | char *command; |
2326 | int lcd; | |
cd40b329 CF |
2327 | vector matches = NULL; |
2328 | vector match_vector; | |
718e3744 | 2329 | |
55468c86 | 2330 | if (vector_active (vline) == 0) |
b8961476 | 2331 | { |
d2519962 | 2332 | vector_free (cmd_vector); |
b8961476 | 2333 | *status = CMD_ERR_NO_MATCH; |
2334 | return NULL; | |
2335 | } | |
2336 | else | |
55468c86 | 2337 | index = vector_active (vline) - 1; |
b8961476 | 2338 | |
cd40b329 CF |
2339 | /* First, filter by command string */ |
2340 | for (i = 0; i <= index; i++) | |
2341 | { | |
2342 | command = vector_slot (vline, i); | |
2343 | enum match_type match; | |
2344 | int ret; | |
718e3744 | 2345 | |
cd40b329 CF |
2346 | if (matches) |
2347 | cmd_matches_free(&matches); | |
718e3744 | 2348 | |
cd40b329 CF |
2349 | /* First try completion match, if there is exactly match return 1 */ |
2350 | ret = cmd_vector_filter(cmd_vector, | |
2351 | FILTER_RELAXED, | |
2352 | vline, i, | |
2353 | &match, | |
2354 | &matches); | |
2355 | ||
2356 | if (ret != CMD_SUCCESS) | |
2357 | { | |
2358 | vector_free(cmd_vector); | |
2359 | cmd_matches_free(&matches); | |
2360 | *status = ret; | |
2361 | return NULL; | |
2362 | } | |
2363 | ||
2364 | /* Break here - the completion mustn't be checked to be non-ambiguous */ | |
2365 | if (i == index) | |
2366 | break; | |
2367 | ||
2368 | /* If there is exact match then filter ambiguous match else check | |
2369 | ambiguousness. */ | |
2370 | ret = is_cmd_ambiguous (cmd_vector, command, matches, match); | |
2371 | if (ret == 1) | |
2372 | { | |
2373 | vector_free (cmd_vector); | |
2374 | cmd_matches_free(&matches); | |
2375 | *status = CMD_ERR_AMBIGUOUS; | |
2376 | return NULL; | |
2377 | } | |
cd40b329 | 2378 | } |
909a2155 | 2379 | |
718e3744 | 2380 | /* Prepare match vector. */ |
2381 | matchvec = vector_init (INIT_MATCHVEC_SIZE); | |
2382 | ||
cd40b329 CF |
2383 | /* Build the possible list of continuations into a list of completions */ |
2384 | for (i = 0; i < vector_active (matches); i++) | |
2385 | if ((match_vector = vector_slot (matches, i))) | |
718e3744 | 2386 | { |
8c328f11 | 2387 | const char *string; |
cd40b329 | 2388 | unsigned int j; |
718e3744 | 2389 | |
cd40b329 CF |
2390 | for (j = 0; j < vector_active (match_vector); j++) |
2391 | if ((token = vector_slot (match_vector, j))) | |
cde9f101 LB |
2392 | { |
2393 | string = cmd_entry_function (vector_slot (vline, index), | |
c117e027 | 2394 | token); |
cde9f101 LB |
2395 | if (string && cmd_unique_string (matchvec, string)) |
2396 | vector_set (matchvec, (islib != 0 ? | |
2397 | XSTRDUP (MTYPE_TMP, string) : | |
2398 | strdup (string) /* rl freed */)); | |
2399 | } | |
718e3744 | 2400 | } |
2401 | ||
2402 | /* We don't need cmd_vector any more. */ | |
2403 | vector_free (cmd_vector); | |
cd40b329 | 2404 | cmd_matches_free(&matches); |
718e3744 | 2405 | |
2406 | /* No matched command */ | |
2407 | if (vector_slot (matchvec, 0) == NULL) | |
2408 | { | |
2409 | vector_free (matchvec); | |
2410 | ||
2411 | /* In case of 'command \t' pattern. Do you need '?' command at | |
2412 | the end of the line. */ | |
2413 | if (vector_slot (vline, index) == '\0') | |
2414 | *status = CMD_ERR_NOTHING_TODO; | |
2415 | else | |
2416 | *status = CMD_ERR_NO_MATCH; | |
2417 | return NULL; | |
2418 | } | |
2419 | ||
2420 | /* Only one matched */ | |
2421 | if (vector_slot (matchvec, 1) == NULL) | |
2422 | { | |
039dc612 QY |
2423 | size_t index_size = matchvec->alloced * sizeof (void *); |
2424 | match_str = XMALLOC (MTYPE_TMP, index_size); | |
2425 | memcpy (match_str, matchvec->index, index_size); | |
2426 | vector_free (matchvec); | |
2427 | ||
718e3744 | 2428 | *status = CMD_COMPLETE_FULL_MATCH; |
2429 | return match_str; | |
2430 | } | |
2431 | /* Make it sure last element is NULL. */ | |
2432 | vector_set (matchvec, NULL); | |
2433 | ||
2434 | /* Check LCD of matched strings. */ | |
2435 | if (vector_slot (vline, index) != NULL) | |
2436 | { | |
2437 | lcd = cmd_lcd ((char **) matchvec->index); | |
2438 | ||
2439 | if (lcd) | |
2440 | { | |
2441 | int len = strlen (vector_slot (vline, index)); | |
909a2155 | 2442 | |
718e3744 | 2443 | if (len < lcd) |
2444 | { | |
2445 | char *lcdstr; | |
909a2155 | 2446 | |
cde9f101 LB |
2447 | lcdstr = (islib != 0 ? |
2448 | XMALLOC (MTYPE_TMP, lcd + 1) : | |
2449 | malloc(lcd + 1)); | |
718e3744 | 2450 | memcpy (lcdstr, matchvec->index[0], lcd); |
2451 | lcdstr[lcd] = '\0'; | |
2452 | ||
718e3744 | 2453 | /* Free matchvec. */ |
55468c86 | 2454 | for (i = 0; i < vector_active (matchvec); i++) |
cde9f101 LB |
2455 | { |
2456 | if (vector_slot (matchvec, i)) | |
2457 | { | |
2458 | if (islib != 0) | |
2459 | XFREE (MTYPE_TMP, vector_slot (matchvec, i)); | |
2460 | else | |
2461 | free (vector_slot (matchvec, i)); | |
2462 | } | |
2463 | } | |
718e3744 | 2464 | vector_free (matchvec); |
2465 | ||
909a2155 | 2466 | /* Make new matchvec. */ |
718e3744 | 2467 | matchvec = vector_init (INIT_MATCHVEC_SIZE); |
2468 | vector_set (matchvec, lcdstr); | |
039dc612 QY |
2469 | |
2470 | size_t index_size = matchvec->alloced * sizeof (void *); | |
2471 | match_str = XMALLOC (MTYPE_TMP, index_size); | |
2472 | memcpy (match_str, matchvec->index, index_size); | |
2473 | vector_free (matchvec); | |
718e3744 | 2474 | |
2475 | *status = CMD_COMPLETE_MATCH; | |
2476 | return match_str; | |
2477 | } | |
2478 | } | |
2479 | } | |
2480 | ||
2481 | match_str = (char **) matchvec->index; | |
cd40b329 | 2482 | cmd_complete_sort(matchvec); |
718e3744 | 2483 | vector_only_wrapper_free (matchvec); |
2484 | *status = CMD_COMPLETE_LIST_MATCH; | |
2485 | return match_str; | |
2486 | } | |
2487 | ||
b92938a7 | 2488 | char ** |
cde9f101 | 2489 | cmd_complete_command_lib (vector vline, struct vty *vty, int *status, int islib) |
b92938a7 | 2490 | { |
2491 | char **ret; | |
2492 | ||
2493 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) | |
2494 | { | |
2495 | enum node_type onode; | |
2496 | vector shifted_vline; | |
8c328f11 | 2497 | unsigned int index; |
b92938a7 | 2498 | |
2499 | onode = vty->node; | |
2500 | vty->node = ENABLE_NODE; | |
2501 | /* We can try it on enable node, cos' the vty is authenticated */ | |
2502 | ||
2503 | shifted_vline = vector_init (vector_count(vline)); | |
2504 | /* use memcpy? */ | |
55468c86 | 2505 | for (index = 1; index < vector_active (vline); index++) |
b92938a7 | 2506 | { |
2507 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
2508 | } | |
2509 | ||
cde9f101 | 2510 | ret = cmd_complete_command_real (shifted_vline, vty, status, islib); |
b92938a7 | 2511 | |
2512 | vector_free(shifted_vline); | |
2513 | vty->node = onode; | |
2514 | return ret; | |
2515 | } | |
2516 | ||
cde9f101 LB |
2517 | return cmd_complete_command_real (vline, vty, status, islib); |
2518 | } | |
b92938a7 | 2519 | |
cde9f101 LB |
2520 | char ** |
2521 | cmd_complete_command (vector vline, struct vty *vty, int *status) | |
2522 | { | |
2523 | return cmd_complete_command_lib (vline, vty, status, 0); | |
b92938a7 | 2524 | } |
2525 | ||
2526 | /* return parent node */ | |
2527 | /* MUST eventually converge on CONFIG_NODE */ | |
13bfca7a | 2528 | enum node_type |
274a4a44 | 2529 | node_parent ( enum node_type node ) |
b92938a7 | 2530 | { |
2531 | enum node_type ret; | |
2532 | ||
9ab6812d | 2533 | assert (node > CONFIG_NODE); |
2534 | ||
2535 | switch (node) | |
2536 | { | |
2537 | case BGP_VPNV4_NODE: | |
8ecd3266 | 2538 | case BGP_VPNV6_NODE: |
8b1fb8be LB |
2539 | case BGP_ENCAP_NODE: |
2540 | case BGP_ENCAPV6_NODE: | |
9ab6812d | 2541 | case BGP_IPV4_NODE: |
2542 | case BGP_IPV4M_NODE: | |
2543 | case BGP_IPV6_NODE: | |
1e836590 | 2544 | case BGP_IPV6M_NODE: |
9ab6812d | 2545 | ret = BGP_NODE; |
2546 | break; | |
2547 | case KEYCHAIN_KEY_NODE: | |
2548 | ret = KEYCHAIN_NODE; | |
2549 | break; | |
16f1b9ee OD |
2550 | case LINK_PARAMS_NODE: |
2551 | ret = INTERFACE_NODE; | |
2552 | break; | |
eac6e3f0 RW |
2553 | case LDP_IPV4_NODE: |
2554 | case LDP_IPV6_NODE: | |
2555 | ret = LDP_NODE; | |
2556 | break; | |
2557 | case LDP_IPV4_IFACE_NODE: | |
2558 | ret = LDP_IPV4_NODE; | |
2559 | break; | |
2560 | case LDP_IPV6_IFACE_NODE: | |
2561 | ret = LDP_IPV6_NODE; | |
2562 | break; | |
2563 | case LDP_PSEUDOWIRE_NODE: | |
2564 | ret = LDP_L2VPN_NODE; | |
2565 | break; | |
9ab6812d | 2566 | default: |
2567 | ret = CONFIG_NODE; | |
16f1b9ee | 2568 | break; |
b92938a7 | 2569 | } |
2570 | ||
2571 | return ret; | |
2572 | } | |
2573 | ||
718e3744 | 2574 | /* Execute command by argument vline vector. */ |
274a4a44 | 2575 | static int |
cd40b329 CF |
2576 | cmd_execute_command_real (vector vline, |
2577 | enum filter_type filter, | |
2578 | struct vty *vty, | |
b8961476 | 2579 | struct cmd_element **cmd) |
718e3744 | 2580 | { |
8c328f11 | 2581 | unsigned int i; |
2582 | unsigned int index; | |
718e3744 | 2583 | vector cmd_vector; |
2584 | struct cmd_element *cmd_element; | |
2585 | struct cmd_element *matched_element; | |
2586 | unsigned int matched_count, incomplete_count; | |
2587 | int argc; | |
9035efaa | 2588 | const char *argv[CMD_ARGC_MAX]; |
718e3744 | 2589 | enum match_type match = 0; |
718e3744 | 2590 | char *command; |
cd40b329 CF |
2591 | int ret; |
2592 | vector matches; | |
718e3744 | 2593 | |
2594 | /* Make copy of command elements. */ | |
2595 | cmd_vector = vector_copy (cmd_node_vector (cmdvec, vty->node)); | |
2596 | ||
55468c86 | 2597 | for (index = 0; index < vector_active (vline); index++) |
cd40b329 CF |
2598 | { |
2599 | command = vector_slot (vline, index); | |
2600 | ret = cmd_vector_filter(cmd_vector, | |
2601 | filter, | |
2602 | vline, index, | |
2603 | &match, | |
2604 | &matches); | |
2605 | ||
2606 | if (ret != CMD_SUCCESS) | |
2607 | { | |
2608 | cmd_matches_free(&matches); | |
2609 | return ret; | |
2610 | } | |
718e3744 | 2611 | |
cd40b329 CF |
2612 | if (match == vararg_match) |
2613 | { | |
2614 | cmd_matches_free(&matches); | |
909a2155 | 2615 | break; |
cd40b329 | 2616 | } |
718e3744 | 2617 | |
cd40b329 CF |
2618 | ret = is_cmd_ambiguous (cmd_vector, command, matches, match); |
2619 | cmd_matches_free(&matches); | |
2620 | ||
2621 | if (ret == 1) | |
2622 | { | |
2623 | vector_free(cmd_vector); | |
2624 | return CMD_ERR_AMBIGUOUS; | |
2625 | } | |
2626 | else if (ret == 2) | |
2627 | { | |
2628 | vector_free(cmd_vector); | |
2629 | return CMD_ERR_NO_MATCH; | |
2630 | } | |
2631 | } | |
718e3744 | 2632 | |
2633 | /* Check matched count. */ | |
2634 | matched_element = NULL; | |
2635 | matched_count = 0; | |
2636 | incomplete_count = 0; | |
2637 | ||
55468c86 | 2638 | for (i = 0; i < vector_active (cmd_vector); i++) |
b8961476 | 2639 | if ((cmd_element = vector_slot (cmd_vector, i))) |
718e3744 | 2640 | { |
cd40b329 | 2641 | if (cmd_is_complete(cmd_element, vline)) |
718e3744 | 2642 | { |
2643 | matched_element = cmd_element; | |
718e3744 | 2644 | matched_count++; |
2645 | } | |
2646 | else | |
2647 | { | |
2648 | incomplete_count++; | |
2649 | } | |
2650 | } | |
909a2155 | 2651 | |
718e3744 | 2652 | /* Finish of using cmd_vector. */ |
2653 | vector_free (cmd_vector); | |
2654 | ||
909a2155 | 2655 | /* To execute command, matched_count must be 1. */ |
2656 | if (matched_count == 0) | |
718e3744 | 2657 | { |
2658 | if (incomplete_count) | |
2659 | return CMD_ERR_INCOMPLETE; | |
2660 | else | |
2661 | return CMD_ERR_NO_MATCH; | |
2662 | } | |
2663 | ||
909a2155 | 2664 | if (matched_count > 1) |
718e3744 | 2665 | return CMD_ERR_AMBIGUOUS; |
2666 | ||
cd40b329 CF |
2667 | ret = cmd_parse(matched_element, vline, &argc, argv); |
2668 | if (ret != CMD_SUCCESS) | |
2669 | return ret; | |
718e3744 | 2670 | |
2671 | /* For vtysh execution. */ | |
2672 | if (cmd) | |
2673 | *cmd = matched_element; | |
2674 | ||
2675 | if (matched_element->daemon) | |
2676 | return CMD_SUCCESS_DAEMON; | |
2677 | ||
2678 | /* Execute matched command. */ | |
2679 | return (*matched_element->func) (matched_element, vty, argc, argv); | |
2680 | } | |
2681 | ||
cd40b329 CF |
2682 | /** |
2683 | * Execute a given command, handling things like "do ..." and checking | |
2684 | * whether the given command might apply at a parent node if doesn't | |
2685 | * apply for the current node. | |
2686 | * | |
2687 | * @param vline Command line input, vector of char* where each element is | |
2688 | * one input token. | |
2689 | * @param vty The vty context in which the command should be executed. | |
2690 | * @param cmd Pointer where the struct cmd_element of the matched command | |
2691 | * will be stored, if any. May be set to NULL if this info is | |
2692 | * not needed. | |
2693 | * @param vtysh If set != 0, don't lookup the command at parent nodes. | |
2694 | * @return The status of the command that has been executed or an error code | |
2695 | * as to why no command could be executed. | |
2696 | */ | |
eda031f6 | 2697 | int |
87d683b0 | 2698 | cmd_execute_command (vector vline, struct vty *vty, struct cmd_element **cmd, |
2699 | int vtysh) { | |
9ab6812d | 2700 | int ret, saved_ret, tried = 0; |
2701 | enum node_type onode, try_node; | |
eda031f6 | 2702 | |
9ab6812d | 2703 | onode = try_node = vty->node; |
b92938a7 | 2704 | |
2705 | if ( cmd_try_do_shortcut(vty->node, vector_slot(vline, 0) ) ) | |
2706 | { | |
2707 | vector shifted_vline; | |
8c328f11 | 2708 | unsigned int index; |
b92938a7 | 2709 | |
2710 | vty->node = ENABLE_NODE; | |
2711 | /* We can try it on enable node, cos' the vty is authenticated */ | |
2712 | ||
2713 | shifted_vline = vector_init (vector_count(vline)); | |
2714 | /* use memcpy? */ | |
55468c86 | 2715 | for (index = 1; index < vector_active (vline); index++) |
b92938a7 | 2716 | { |
2717 | vector_set_index (shifted_vline, index-1, vector_lookup(vline, index)); | |
2718 | } | |
2719 | ||
cd40b329 | 2720 | ret = cmd_execute_command_real (shifted_vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 2721 | |
2722 | vector_free(shifted_vline); | |
2723 | vty->node = onode; | |
2724 | return ret; | |
2725 | } | |
2726 | ||
2727 | ||
cd40b329 | 2728 | saved_ret = ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); |
b92938a7 | 2729 | |
87d683b0 | 2730 | if (vtysh) |
2731 | return saved_ret; | |
2732 | ||
b92938a7 | 2733 | /* This assumes all nodes above CONFIG_NODE are childs of CONFIG_NODE */ |
9ab6812d | 2734 | while ( ret != CMD_SUCCESS && ret != CMD_WARNING |
b92938a7 | 2735 | && vty->node > CONFIG_NODE ) |
2736 | { | |
9ab6812d | 2737 | try_node = node_parent(try_node); |
2738 | vty->node = try_node; | |
cd40b329 | 2739 | ret = cmd_execute_command_real (vline, FILTER_RELAXED, vty, cmd); |
9ab6812d | 2740 | tried = 1; |
2741 | if (ret == CMD_SUCCESS || ret == CMD_WARNING) | |
b92938a7 | 2742 | { |
9ab6812d | 2743 | /* succesfull command, leave the node as is */ |
b92938a7 | 2744 | return ret; |
2745 | } | |
b92938a7 | 2746 | } |
9ab6812d | 2747 | /* no command succeeded, reset the vty to the original node and |
2748 | return the error for this node */ | |
2749 | if ( tried ) | |
2750 | vty->node = onode; | |
2751 | return saved_ret; | |
b92938a7 | 2752 | } |
2753 | ||
cd40b329 CF |
2754 | /** |
2755 | * Execute a given command, matching it strictly against the current node. | |
2756 | * This mode is used when reading config files. | |
2757 | * | |
2758 | * @param vline Command line input, vector of char* where each element is | |
2759 | * one input token. | |
2760 | * @param vty The vty context in which the command should be executed. | |
2761 | * @param cmd Pointer where the struct cmd_element* of the matched command | |
2762 | * will be stored, if any. May be set to NULL if this info is | |
2763 | * not needed. | |
2764 | * @return The status of the command that has been executed or an error code | |
2765 | * as to why no command could be executed. | |
2766 | */ | |
718e3744 | 2767 | int |
909a2155 | 2768 | cmd_execute_command_strict (vector vline, struct vty *vty, |
718e3744 | 2769 | struct cmd_element **cmd) |
2770 | { | |
cd40b329 | 2771 | return cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd); |
718e3744 | 2772 | } |
2773 | ||
bed578b8 DS |
2774 | /** |
2775 | * Parse one line of config, walking up the parse tree attempting to find a match | |
2776 | * | |
2777 | * @param vty The vty context in which the command should be executed. | |
2778 | * @param cmd Pointer where the struct cmd_element* of the match command | |
2779 | * will be stored, if any. May be set to NULL if this info is | |
2780 | * not needed. | |
2781 | * @param use_daemon Boolean to control whether or not we match on CMD_SUCCESS_DAEMON | |
2782 | * or not. | |
2783 | * @return The status of the command that has been executed or an error code | |
2784 | * as to why no command could be executed. | |
2785 | */ | |
2786 | int | |
2787 | command_config_read_one_line (struct vty *vty, struct cmd_element **cmd, int use_daemon) | |
2788 | { | |
2789 | vector vline; | |
2790 | int saved_node; | |
2791 | int ret; | |
2792 | ||
2793 | vline = cmd_make_strvec (vty->buf); | |
2794 | ||
2795 | /* In case of comment line */ | |
2796 | if (vline == NULL) | |
2797 | return CMD_SUCCESS; | |
2798 | ||
2799 | /* Execute configuration command : this is strict match */ | |
2800 | ret = cmd_execute_command_strict (vline, vty, cmd); | |
2801 | ||
2802 | // Climb the tree and try the command again at each node | |
2803 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
2804 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
2805 | ret != CMD_SUCCESS && | |
2806 | ret != CMD_WARNING && | |
2807 | vty->node != CONFIG_NODE) { | |
bed578b8 DS |
2808 | |
2809 | saved_node = vty->node; | |
2810 | ||
2811 | while (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
2812 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
2813 | ret != CMD_SUCCESS && | |
2814 | ret != CMD_WARNING && | |
73d2dad0 | 2815 | vty->node > CONFIG_NODE) { |
bed578b8 | 2816 | vty->node = node_parent(vty->node); |
fd715b78 | 2817 | ret = cmd_execute_command_strict (vline, vty, cmd); |
bed578b8 DS |
2818 | } |
2819 | ||
2820 | // If climbing the tree did not work then ignore the command and | |
2821 | // stay at the same node | |
2822 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) && | |
fd715b78 DW |
2823 | !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) && |
2824 | ret != CMD_SUCCESS && | |
2825 | ret != CMD_WARNING) | |
bed578b8 DS |
2826 | { |
2827 | vty->node = saved_node; | |
bed578b8 DS |
2828 | memcpy(vty->error_buf, vty->buf, VTY_BUFSIZ); |
2829 | } | |
2830 | } | |
2831 | ||
2832 | cmd_free_strvec (vline); | |
2833 | ||
2834 | return ret; | |
2835 | } | |
2836 | ||
5689fe5f | 2837 | /* Configuration make from file. */ |
718e3744 | 2838 | int |
13fbc82d | 2839 | config_from_file (struct vty *vty, FILE *fp, unsigned int *line_num) |
718e3744 | 2840 | { |
5689fe5f | 2841 | int ret, error_ret=0; |
13fbc82d | 2842 | *line_num = 0; |
718e3744 | 2843 | |
2844 | while (fgets (vty->buf, VTY_BUFSIZ, fp)) | |
2845 | { | |
13fbc82d SH |
2846 | if (!error_ret) |
2847 | ++(*line_num); | |
2848 | ||
bed578b8 | 2849 | ret = command_config_read_one_line (vty, NULL, 0); |
718e3744 | 2850 | |
5689fe5f | 2851 | if (ret != CMD_SUCCESS && ret != CMD_WARNING && |
bed578b8 DS |
2852 | ret != CMD_ERR_NOTHING_TODO) |
2853 | error_ret = ret; | |
718e3744 | 2854 | } |
5689fe5f DW |
2855 | |
2856 | if (error_ret) { | |
2857 | return error_ret; | |
2858 | } | |
2859 | ||
718e3744 | 2860 | return CMD_SUCCESS; |
2861 | } | |
2862 | ||
5689fe5f | 2863 | /* Configuration from terminal */ |
718e3744 | 2864 | DEFUN (config_terminal, |
2865 | config_terminal_cmd, | |
2866 | "configure terminal", | |
2867 | "Configuration from vty interface\n" | |
2868 | "Configuration terminal\n") | |
2869 | { | |
2870 | if (vty_config_lock (vty)) | |
2871 | vty->node = CONFIG_NODE; | |
2872 | else | |
2873 | { | |
2874 | vty_out (vty, "VTY configuration is locked by other VTY%s", VTY_NEWLINE); | |
2875 | return CMD_WARNING; | |
2876 | } | |
2877 | return CMD_SUCCESS; | |
2878 | } | |
2879 | ||
2880 | /* Enable command */ | |
2881 | DEFUN (enable, | |
2882 | config_enable_cmd, | |
2883 | "enable", | |
2884 | "Turn on privileged mode command\n") | |
2885 | { | |
2886 | /* If enable password is NULL, change to ENABLE_NODE */ | |
2887 | if ((host.enable == NULL && host.enable_encrypt == NULL) || | |
2888 | vty->type == VTY_SHELL_SERV) | |
2889 | vty->node = ENABLE_NODE; | |
2890 | else | |
2891 | vty->node = AUTH_ENABLE_NODE; | |
2892 | ||
2893 | return CMD_SUCCESS; | |
2894 | } | |
2895 | ||
2896 | /* Disable command */ | |
2897 | DEFUN (disable, | |
2898 | config_disable_cmd, | |
2899 | "disable", | |
2900 | "Turn off privileged mode command\n") | |
2901 | { | |
2902 | if (vty->node == ENABLE_NODE) | |
2903 | vty->node = VIEW_NODE; | |
2904 | return CMD_SUCCESS; | |
2905 | } | |
2906 | ||
2907 | /* Down vty node level. */ | |
2908 | DEFUN (config_exit, | |
2909 | config_exit_cmd, | |
2910 | "exit", | |
2911 | "Exit current mode and down to previous mode\n") | |
2912 | { | |
2913 | switch (vty->node) | |
2914 | { | |
2915 | case VIEW_NODE: | |
2916 | case ENABLE_NODE: | |
62687ff1 | 2917 | case RESTRICTED_NODE: |
718e3744 | 2918 | if (vty_shell (vty)) |
2919 | exit (0); | |
2920 | else | |
2921 | vty->status = VTY_CLOSE; | |
2922 | break; | |
2923 | case CONFIG_NODE: | |
2924 | vty->node = ENABLE_NODE; | |
2925 | vty_config_unlock (vty); | |
2926 | break; | |
2927 | case INTERFACE_NODE: | |
13460c44 | 2928 | case NS_NODE: |
f93e3f69 | 2929 | case VRF_NODE: |
718e3744 | 2930 | case ZEBRA_NODE: |
2931 | case BGP_NODE: | |
2932 | case RIP_NODE: | |
2933 | case RIPNG_NODE: | |
2934 | case OSPF_NODE: | |
2935 | case OSPF6_NODE: | |
eac6e3f0 RW |
2936 | case LDP_NODE: |
2937 | case LDP_L2VPN_NODE: | |
9e867fe6 | 2938 | case ISIS_NODE: |
718e3744 | 2939 | case KEYCHAIN_NODE: |
2940 | case MASC_NODE: | |
2941 | case RMAP_NODE: | |
12e41d03 | 2942 | case PIM_NODE: |
718e3744 | 2943 | case VTY_NODE: |
2944 | vty->node = CONFIG_NODE; | |
2945 | break; | |
718e3744 | 2946 | case BGP_IPV4_NODE: |
2947 | case BGP_IPV4M_NODE: | |
8ecd3266 | 2948 | case BGP_VPNV4_NODE: |
2949 | case BGP_VPNV6_NODE: | |
8b1fb8be LB |
2950 | case BGP_ENCAP_NODE: |
2951 | case BGP_ENCAPV6_NODE: | |
718e3744 | 2952 | case BGP_IPV6_NODE: |
1e836590 | 2953 | case BGP_IPV6M_NODE: |
718e3744 | 2954 | vty->node = BGP_NODE; |
2955 | break; | |
eac6e3f0 RW |
2956 | case LDP_IPV4_NODE: |
2957 | case LDP_IPV6_NODE: | |
2958 | vty->node = LDP_NODE; | |
2959 | break; | |
2960 | case LDP_IPV4_IFACE_NODE: | |
2961 | vty->node = LDP_IPV4_NODE; | |
2962 | break; | |
2963 | case LDP_IPV6_IFACE_NODE: | |
2964 | vty->node = LDP_IPV6_NODE; | |
2965 | break; | |
2966 | case LDP_PSEUDOWIRE_NODE: | |
2967 | vty->node = LDP_L2VPN_NODE; | |
2968 | break; | |
718e3744 | 2969 | case KEYCHAIN_KEY_NODE: |
2970 | vty->node = KEYCHAIN_NODE; | |
2971 | break; | |
16f1b9ee OD |
2972 | case LINK_PARAMS_NODE: |
2973 | vty->node = INTERFACE_NODE; | |
2974 | break; | |
718e3744 | 2975 | default: |
2976 | break; | |
2977 | } | |
2978 | return CMD_SUCCESS; | |
2979 | } | |
2980 | ||
2981 | /* quit is alias of exit. */ | |
2982 | ALIAS (config_exit, | |
2983 | config_quit_cmd, | |
2984 | "quit", | |
2985 | "Exit current mode and down to previous mode\n") | |
2986 | ||
2987 | /* End of configuration. */ | |
2988 | DEFUN (config_end, | |
2989 | config_end_cmd, | |
2990 | "end", | |
2991 | "End current mode and change to enable mode.") | |
2992 | { | |
2993 | switch (vty->node) | |
2994 | { | |
2995 | case VIEW_NODE: | |
2996 | case ENABLE_NODE: | |
62687ff1 | 2997 | case RESTRICTED_NODE: |
718e3744 | 2998 | /* Nothing to do. */ |
2999 | break; | |
3000 | case CONFIG_NODE: | |
3001 | case INTERFACE_NODE: | |
13460c44 | 3002 | case NS_NODE: |
f93e3f69 | 3003 | case VRF_NODE: |
718e3744 | 3004 | case ZEBRA_NODE: |
3005 | case RIP_NODE: | |
3006 | case RIPNG_NODE: | |
3007 | case BGP_NODE: | |
8b1fb8be LB |
3008 | case BGP_ENCAP_NODE: |
3009 | case BGP_ENCAPV6_NODE: | |
718e3744 | 3010 | case BGP_VPNV4_NODE: |
8ecd3266 | 3011 | case BGP_VPNV6_NODE: |
718e3744 | 3012 | case BGP_IPV4_NODE: |
3013 | case BGP_IPV4M_NODE: | |
3014 | case BGP_IPV6_NODE: | |
1e836590 | 3015 | case BGP_IPV6M_NODE: |
718e3744 | 3016 | case RMAP_NODE: |
3017 | case OSPF_NODE: | |
3018 | case OSPF6_NODE: | |
eac6e3f0 RW |
3019 | case LDP_NODE: |
3020 | case LDP_IPV4_NODE: | |
3021 | case LDP_IPV6_NODE: | |
3022 | case LDP_IPV4_IFACE_NODE: | |
3023 | case LDP_IPV6_IFACE_NODE: | |
3024 | case LDP_L2VPN_NODE: | |
3025 | case LDP_PSEUDOWIRE_NODE: | |
9e867fe6 | 3026 | case ISIS_NODE: |
718e3744 | 3027 | case KEYCHAIN_NODE: |
3028 | case KEYCHAIN_KEY_NODE: | |
3029 | case MASC_NODE: | |
12e41d03 | 3030 | case PIM_NODE: |
718e3744 | 3031 | case VTY_NODE: |
16f1b9ee | 3032 | case LINK_PARAMS_NODE: |
718e3744 | 3033 | vty_config_unlock (vty); |
3034 | vty->node = ENABLE_NODE; | |
3035 | break; | |
3036 | default: | |
3037 | break; | |
3038 | } | |
3039 | return CMD_SUCCESS; | |
3040 | } | |
3041 | ||
3042 | /* Show version. */ | |
3043 | DEFUN (show_version, | |
3044 | show_version_cmd, | |
3045 | "show version", | |
3046 | SHOW_STR | |
3047 | "Displays zebra version\n") | |
3048 | { | |
12f6ea23 | 3049 | vty_out (vty, "Quagga %s (%s).%s", QUAGGA_VERSION, host.name?host.name:"", |
3050 | VTY_NEWLINE); | |
0be793e6 | 3051 | vty_out (vty, "%s%s%s", QUAGGA_COPYRIGHT, GIT_INFO, VTY_NEWLINE); |
80db5ac1 DL |
3052 | vty_out (vty, "configured with:%s %s%s", VTY_NEWLINE, |
3053 | QUAGGA_CONFIG_ARGS, VTY_NEWLINE); | |
718e3744 | 3054 | |
3055 | return CMD_SUCCESS; | |
3056 | } | |
3057 | ||
3058 | /* Help display function for all node. */ | |
3059 | DEFUN (config_help, | |
3060 | config_help_cmd, | |
3061 | "help", | |
3062 | "Description of the interactive help system\n") | |
3063 | { | |
3064 | vty_out (vty, | |
6590f2c3 | 3065 | "Quagga VTY provides advanced help feature. When you need help,%s\ |
718e3744 | 3066 | anytime at the command line please press '?'.%s\ |
3067 | %s\ | |
3068 | If nothing matches, the help list will be empty and you must backup%s\ | |
3069 | until entering a '?' shows the available options.%s\ | |
3070 | Two styles of help are provided:%s\ | |
3071 | 1. Full help is available when you are ready to enter a%s\ | |
3072 | command argument (e.g. 'show ?') and describes each possible%s\ | |
3073 | argument.%s\ | |
3074 | 2. Partial help is provided when an abbreviated argument is entered%s\ | |
3075 | and you want to know what arguments match the input%s\ | |
3076 | (e.g. 'show me?'.)%s%s", VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, | |
3077 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, | |
3078 | VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE, VTY_NEWLINE); | |
3079 | return CMD_SUCCESS; | |
3080 | } | |
3081 | ||
3082 | /* Help display function for all node. */ | |
3083 | DEFUN (config_list, | |
3084 | config_list_cmd, | |
3085 | "list", | |
3086 | "Print command list\n") | |
3087 | { | |
8c328f11 | 3088 | unsigned int i; |
718e3744 | 3089 | struct cmd_node *cnode = vector_slot (cmdvec, vty->node); |
3090 | struct cmd_element *cmd; | |
3091 | ||
55468c86 | 3092 | for (i = 0; i < vector_active (cnode->cmd_vector); i++) |
4275b1de | 3093 | if ((cmd = vector_slot (cnode->cmd_vector, i)) != NULL |
3094 | && !(cmd->attr == CMD_ATTR_DEPRECATED | |
3095 | || cmd->attr == CMD_ATTR_HIDDEN)) | |
718e3744 | 3096 | vty_out (vty, " %s%s", cmd->string, |
3097 | VTY_NEWLINE); | |
3098 | return CMD_SUCCESS; | |
3099 | } | |
3100 | ||
3101 | /* Write current configuration into file. */ | |
3102 | DEFUN (config_write_file, | |
3103 | config_write_file_cmd, | |
3104 | "write file", | |
3105 | "Write running configuration to memory, network, or terminal\n" | |
3106 | "Write to configuration file\n") | |
3107 | { | |
8c328f11 | 3108 | unsigned int i; |
718e3744 | 3109 | int fd; |
3110 | struct cmd_node *node; | |
3111 | char *config_file; | |
3112 | char *config_file_tmp = NULL; | |
3113 | char *config_file_sav = NULL; | |
05865c90 | 3114 | int ret = CMD_WARNING; |
718e3744 | 3115 | struct vty *file_vty; |
e4421165 | 3116 | struct stat conf_stat; |
718e3744 | 3117 | |
3118 | /* Check and see if we are operating under vtysh configuration */ | |
3119 | if (host.config == NULL) | |
3120 | { | |
3121 | vty_out (vty, "Can't save to configuration file, using vtysh.%s", | |
3122 | VTY_NEWLINE); | |
3123 | return CMD_WARNING; | |
3124 | } | |
3125 | ||
3126 | /* Get filename. */ | |
3127 | config_file = host.config; | |
3128 | ||
05865c90 | 3129 | config_file_sav = |
3130 | XMALLOC (MTYPE_TMP, strlen (config_file) + strlen (CONF_BACKUP_EXT) + 1); | |
718e3744 | 3131 | strcpy (config_file_sav, config_file); |
3132 | strcat (config_file_sav, CONF_BACKUP_EXT); | |
3133 | ||
3134 | ||
05865c90 | 3135 | config_file_tmp = XMALLOC (MTYPE_TMP, strlen (config_file) + 8); |
718e3744 | 3136 | sprintf (config_file_tmp, "%s.XXXXXX", config_file); |
3137 | ||
3138 | /* Open file to configuration write. */ | |
3139 | fd = mkstemp (config_file_tmp); | |
3140 | if (fd < 0) | |
3141 | { | |
3142 | vty_out (vty, "Can't open configuration file %s.%s", config_file_tmp, | |
3143 | VTY_NEWLINE); | |
05865c90 | 3144 | goto finished; |
718e3744 | 3145 | } |
3146 | ||
3147 | /* Make vty for configuration file. */ | |
3148 | file_vty = vty_new (); | |
c5e69a02 | 3149 | file_vty->wfd = fd; |
718e3744 | 3150 | file_vty->type = VTY_FILE; |
3151 | ||
3152 | /* Config file header print. */ | |
3153 | vty_out (file_vty, "!\n! Zebra configuration saved from vty\n! "); | |
3154 | vty_time_print (file_vty, 1); | |
3155 | vty_out (file_vty, "!\n"); | |
3156 | ||
55468c86 | 3157 | for (i = 0; i < vector_active (cmdvec); i++) |
718e3744 | 3158 | if ((node = vector_slot (cmdvec, i)) && node->func) |
3159 | { | |
3160 | if ((*node->func) (file_vty)) | |
3161 | vty_out (file_vty, "!\n"); | |
3162 | } | |
3163 | vty_close (file_vty); | |
3164 | ||
e4421165 | 3165 | if (stat(config_file, &conf_stat) >= 0) |
718e3744 | 3166 | { |
e4421165 DS |
3167 | if (unlink (config_file_sav) != 0) |
3168 | if (errno != ENOENT) | |
3169 | { | |
3170 | vty_out (vty, "Can't unlink backup configuration file %s.%s", config_file_sav, | |
3171 | VTY_NEWLINE); | |
3172 | goto finished; | |
3173 | } | |
3174 | if (link (config_file, config_file_sav) != 0) | |
3175 | { | |
3176 | vty_out (vty, "Can't backup old configuration file %s.%s", config_file_sav, | |
3177 | VTY_NEWLINE); | |
3178 | goto finished; | |
3179 | } | |
3180 | sync (); | |
3181 | if (unlink (config_file) != 0) | |
3182 | { | |
3183 | vty_out (vty, "Can't unlink configuration file %s.%s", config_file, | |
3184 | VTY_NEWLINE); | |
3185 | goto finished; | |
3186 | } | |
718e3744 | 3187 | } |
3188 | if (link (config_file_tmp, config_file) != 0) | |
3189 | { | |
3190 | vty_out (vty, "Can't save configuration file %s.%s", config_file, | |
3191 | VTY_NEWLINE); | |
05865c90 | 3192 | goto finished; |
718e3744 | 3193 | } |
718e3744 | 3194 | sync (); |
3195 | ||
aa593d5e | 3196 | if (chmod (config_file, CONFIGFILE_MASK) != 0) |
3197 | { | |
3198 | vty_out (vty, "Can't chmod configuration file %s: %s (%d).%s", | |
6099b3b5 | 3199 | config_file, safe_strerror(errno), errno, VTY_NEWLINE); |
05865c90 | 3200 | goto finished; |
aa593d5e | 3201 | } |
3202 | ||
718e3744 | 3203 | vty_out (vty, "Configuration saved to %s%s", config_file, |
3204 | VTY_NEWLINE); | |
05865c90 | 3205 | ret = CMD_SUCCESS; |
3206 | ||
3207 | finished: | |
3208 | unlink (config_file_tmp); | |
3209 | XFREE (MTYPE_TMP, config_file_tmp); | |
3210 | XFREE (MTYPE_TMP, config_file_sav); | |
3211 | return ret; | |
718e3744 | 3212 | } |
3213 | ||
3214 | ALIAS (config_write_file, | |
3215 | config_write_cmd, | |
3216 | "write", | |
3217 | "Write running configuration to memory, network, or terminal\n") | |
3218 | ||
3219 | ALIAS (config_write_file, | |
3220 | config_write_memory_cmd, | |
3221 | "write memory", | |
3222 | "Write running configuration to memory, network, or terminal\n" | |
3223 | "Write configuration to the file (same as write file)\n") | |
3224 | ||
3225 | ALIAS (config_write_file, | |
3226 | copy_runningconfig_startupconfig_cmd, | |
3227 | "copy running-config startup-config", | |
3228 | "Copy configuration\n" | |
3229 | "Copy running config to... \n" | |
3230 | "Copy running config to startup config (same as write file)\n") | |
3231 | ||
3232 | /* Write current configuration into the terminal. */ | |
3233 | DEFUN (config_write_terminal, | |
3234 | config_write_terminal_cmd, | |
3235 | "write terminal", | |
3236 | "Write running configuration to memory, network, or terminal\n" | |
3237 | "Write to terminal\n") | |
3238 | { | |
8c328f11 | 3239 | unsigned int i; |
718e3744 | 3240 | struct cmd_node *node; |
3241 | ||
3242 | if (vty->type == VTY_SHELL_SERV) | |
3243 | { | |
55468c86 | 3244 | for (i = 0; i < vector_active (cmdvec); i++) |
718e3744 | 3245 | if ((node = vector_slot (cmdvec, i)) && node->func && node->vtysh) |
3246 | { | |
3247 | if ((*node->func) (vty)) | |
3248 | vty_out (vty, "!%s", VTY_NEWLINE); | |
3249 | } | |
3250 | } | |
3251 | else | |
3252 | { | |
3253 | vty_out (vty, "%sCurrent configuration:%s", VTY_NEWLINE, | |
3254 | VTY_NEWLINE); | |
3255 | vty_out (vty, "!%s", VTY_NEWLINE); | |
3256 | ||
55468c86 | 3257 | for (i = 0; i < vector_active (cmdvec); i++) |
718e3744 | 3258 | if ((node = vector_slot (cmdvec, i)) && node->func) |
3259 | { | |
3260 | if ((*node->func) (vty)) | |
3261 | vty_out (vty, "!%s", VTY_NEWLINE); | |
3262 | } | |
3263 | vty_out (vty, "end%s",VTY_NEWLINE); | |
3264 | } | |
3265 | return CMD_SUCCESS; | |
3266 | } | |
3267 | ||
3268 | /* Write current configuration into the terminal. */ | |
3269 | ALIAS (config_write_terminal, | |
3270 | show_running_config_cmd, | |
3271 | "show running-config", | |
3272 | SHOW_STR | |
3273 | "running configuration\n") | |
3274 | ||
3275 | /* Write startup configuration into the terminal. */ | |
3276 | DEFUN (show_startup_config, | |
3277 | show_startup_config_cmd, | |
3278 | "show startup-config", | |
3279 | SHOW_STR | |
3280 | "Contentes of startup configuration\n") | |
3281 | { | |
3282 | char buf[BUFSIZ]; | |
3283 | FILE *confp; | |
3284 | ||
3285 | confp = fopen (host.config, "r"); | |
3286 | if (confp == NULL) | |
3287 | { | |
1db63918 DS |
3288 | vty_out (vty, "Can't open configuration file [%s] due to '%s'%s", |
3289 | host.config, safe_strerror(errno), VTY_NEWLINE); | |
718e3744 | 3290 | return CMD_WARNING; |
3291 | } | |
3292 | ||
3293 | while (fgets (buf, BUFSIZ, confp)) | |
3294 | { | |
3295 | char *cp = buf; | |
3296 | ||
3297 | while (*cp != '\r' && *cp != '\n' && *cp != '\0') | |
3298 | cp++; | |
3299 | *cp = '\0'; | |
3300 | ||
3301 | vty_out (vty, "%s%s", buf, VTY_NEWLINE); | |
3302 | } | |
3303 | ||
3304 | fclose (confp); | |
3305 | ||
3306 | return CMD_SUCCESS; | |
3307 | } | |
3308 | ||
3309 | /* Hostname configuration */ | |
3310 | DEFUN (config_hostname, | |
3311 | hostname_cmd, | |
3312 | "hostname WORD", | |
3313 | "Set system's network name\n" | |
3314 | "This system's network name\n") | |
3315 | { | |
3316 | if (!isalpha((int) *argv[0])) | |
3317 | { | |
3318 | vty_out (vty, "Please specify string starting with alphabet%s", VTY_NEWLINE); | |
3319 | return CMD_WARNING; | |
3320 | } | |
3321 | ||
3322 | if (host.name) | |
05865c90 | 3323 | XFREE (MTYPE_HOST, host.name); |
718e3744 | 3324 | |
05865c90 | 3325 | host.name = XSTRDUP (MTYPE_HOST, argv[0]); |
718e3744 | 3326 | return CMD_SUCCESS; |
3327 | } | |
3328 | ||
3329 | DEFUN (config_no_hostname, | |
3330 | no_hostname_cmd, | |
3331 | "no hostname [HOSTNAME]", | |
3332 | NO_STR | |
3333 | "Reset system's network name\n" | |
3334 | "Host name of this router\n") | |
3335 | { | |
3336 | if (host.name) | |
05865c90 | 3337 | XFREE (MTYPE_HOST, host.name); |
718e3744 | 3338 | host.name = NULL; |
3339 | return CMD_SUCCESS; | |
3340 | } | |
3341 | ||
3342 | /* VTY interface password set. */ | |
3343 | DEFUN (config_password, password_cmd, | |
3344 | "password (8|) WORD", | |
3345 | "Assign the terminal connection password\n" | |
3346 | "Specifies a HIDDEN password will follow\n" | |
3347 | "dummy string \n" | |
3348 | "The HIDDEN line password string\n") | |
3349 | { | |
3350 | /* Argument check. */ | |
3351 | if (argc == 0) | |
3352 | { | |
3353 | vty_out (vty, "Please specify password.%s", VTY_NEWLINE); | |
3354 | return CMD_WARNING; | |
3355 | } | |
3356 | ||
3357 | if (argc == 2) | |
3358 | { | |
3359 | if (*argv[0] == '8') | |
3360 | { | |
3361 | if (host.password) | |
05865c90 | 3362 | XFREE (MTYPE_HOST, host.password); |
718e3744 | 3363 | host.password = NULL; |
3364 | if (host.password_encrypt) | |
05865c90 | 3365 | XFREE (MTYPE_HOST, host.password_encrypt); |
3366 | host.password_encrypt = XSTRDUP (MTYPE_HOST, argv[1]); | |
718e3744 | 3367 | return CMD_SUCCESS; |
3368 | } | |
3369 | else | |
3370 | { | |
3371 | vty_out (vty, "Unknown encryption type.%s", VTY_NEWLINE); | |
3372 | return CMD_WARNING; | |
3373 | } | |
3374 | } | |
3375 | ||
3376 | if (!isalnum ((int) *argv[0])) | |
3377 | { | |
3378 | vty_out (vty, | |
3379 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
3380 | return CMD_WARNING; | |
3381 | } | |
3382 | ||
3383 | if (host.password) | |
05865c90 | 3384 | XFREE (MTYPE_HOST, host.password); |
718e3744 | 3385 | host.password = NULL; |
3386 | ||
3387 | if (host.encrypt) | |
3388 | { | |
3389 | if (host.password_encrypt) | |
05865c90 | 3390 | XFREE (MTYPE_HOST, host.password_encrypt); |
3391 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[0])); | |
718e3744 | 3392 | } |
3393 | else | |
05865c90 | 3394 | host.password = XSTRDUP (MTYPE_HOST, argv[0]); |
718e3744 | 3395 | |
3396 | return CMD_SUCCESS; | |
3397 | } | |
3398 | ||
3399 | ALIAS (config_password, password_text_cmd, | |
3400 | "password LINE", | |
3401 | "Assign the terminal connection password\n" | |
3402 | "The UNENCRYPTED (cleartext) line password\n") | |
3403 | ||
3404 | /* VTY enable password set. */ | |
3405 | DEFUN (config_enable_password, enable_password_cmd, | |
3406 | "enable password (8|) WORD", | |
3407 | "Modify enable password parameters\n" | |
3408 | "Assign the privileged level password\n" | |
3409 | "Specifies a HIDDEN password will follow\n" | |
3410 | "dummy string \n" | |
3411 | "The HIDDEN 'enable' password string\n") | |
3412 | { | |
3413 | /* Argument check. */ | |
3414 | if (argc == 0) | |
3415 | { | |
3416 | vty_out (vty, "Please specify password.%s", VTY_NEWLINE); | |
3417 | return CMD_WARNING; | |
3418 | } | |
3419 | ||
3420 | /* Crypt type is specified. */ | |
3421 | if (argc == 2) | |
3422 | { | |
3423 | if (*argv[0] == '8') | |
3424 | { | |
3425 | if (host.enable) | |
05865c90 | 3426 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 3427 | host.enable = NULL; |
3428 | ||
3429 | if (host.enable_encrypt) | |
05865c90 | 3430 | XFREE (MTYPE_HOST, host.enable_encrypt); |
3431 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, argv[1]); | |
718e3744 | 3432 | |
3433 | return CMD_SUCCESS; | |
3434 | } | |
3435 | else | |
3436 | { | |
3437 | vty_out (vty, "Unknown encryption type.%s", VTY_NEWLINE); | |
3438 | return CMD_WARNING; | |
3439 | } | |
3440 | } | |
3441 | ||
3442 | if (!isalnum ((int) *argv[0])) | |
3443 | { | |
3444 | vty_out (vty, | |
3445 | "Please specify string starting with alphanumeric%s", VTY_NEWLINE); | |
3446 | return CMD_WARNING; | |
3447 | } | |
3448 | ||
3449 | if (host.enable) | |
05865c90 | 3450 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 3451 | host.enable = NULL; |
3452 | ||
3453 | /* Plain password input. */ | |
3454 | if (host.encrypt) | |
3455 | { | |
3456 | if (host.enable_encrypt) | |
05865c90 | 3457 | XFREE (MTYPE_HOST, host.enable_encrypt); |
3458 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (argv[0])); | |
718e3744 | 3459 | } |
3460 | else | |
05865c90 | 3461 | host.enable = XSTRDUP (MTYPE_HOST, argv[0]); |
718e3744 | 3462 | |
3463 | return CMD_SUCCESS; | |
3464 | } | |
3465 | ||
3466 | ALIAS (config_enable_password, | |
3467 | enable_password_text_cmd, | |
3468 | "enable password LINE", | |
3469 | "Modify enable password parameters\n" | |
3470 | "Assign the privileged level password\n" | |
3471 | "The UNENCRYPTED (cleartext) 'enable' password\n") | |
3472 | ||
3473 | /* VTY enable password delete. */ | |
3474 | DEFUN (no_config_enable_password, no_enable_password_cmd, | |
3475 | "no enable password", | |
3476 | NO_STR | |
3477 | "Modify enable password parameters\n" | |
3478 | "Assign the privileged level password\n") | |
3479 | { | |
3480 | if (host.enable) | |
05865c90 | 3481 | XFREE (MTYPE_HOST, host.enable); |
718e3744 | 3482 | host.enable = NULL; |
3483 | ||
3484 | if (host.enable_encrypt) | |
05865c90 | 3485 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 3486 | host.enable_encrypt = NULL; |
3487 | ||
3488 | return CMD_SUCCESS; | |
3489 | } | |
3490 | ||
3491 | DEFUN (service_password_encrypt, | |
3492 | service_password_encrypt_cmd, | |
3493 | "service password-encryption", | |
3494 | "Set up miscellaneous service\n" | |
3495 | "Enable encrypted passwords\n") | |
3496 | { | |
3497 | if (host.encrypt) | |
3498 | return CMD_SUCCESS; | |
3499 | ||
3500 | host.encrypt = 1; | |
3501 | ||
3502 | if (host.password) | |
3503 | { | |
3504 | if (host.password_encrypt) | |
05865c90 | 3505 | XFREE (MTYPE_HOST, host.password_encrypt); |
3506 | host.password_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.password)); | |
718e3744 | 3507 | } |
3508 | if (host.enable) | |
3509 | { | |
3510 | if (host.enable_encrypt) | |
05865c90 | 3511 | XFREE (MTYPE_HOST, host.enable_encrypt); |
3512 | host.enable_encrypt = XSTRDUP (MTYPE_HOST, zencrypt (host.enable)); | |
718e3744 | 3513 | } |
3514 | ||
3515 | return CMD_SUCCESS; | |
3516 | } | |
3517 | ||
3518 | DEFUN (no_service_password_encrypt, | |
3519 | no_service_password_encrypt_cmd, | |
3520 | "no service password-encryption", | |
3521 | NO_STR | |
3522 | "Set up miscellaneous service\n" | |
3523 | "Enable encrypted passwords\n") | |
3524 | { | |
3525 | if (! host.encrypt) | |
3526 | return CMD_SUCCESS; | |
3527 | ||
3528 | host.encrypt = 0; | |
3529 | ||
3530 | if (host.password_encrypt) | |
05865c90 | 3531 | XFREE (MTYPE_HOST, host.password_encrypt); |
718e3744 | 3532 | host.password_encrypt = NULL; |
3533 | ||
3534 | if (host.enable_encrypt) | |
05865c90 | 3535 | XFREE (MTYPE_HOST, host.enable_encrypt); |
718e3744 | 3536 | host.enable_encrypt = NULL; |
3537 | ||
3538 | return CMD_SUCCESS; | |
3539 | } | |
3540 | ||
3541 | DEFUN (config_terminal_length, config_terminal_length_cmd, | |
3542 | "terminal length <0-512>", | |
3543 | "Set terminal line parameters\n" | |
3544 | "Set number of lines on a screen\n" | |
3545 | "Number of lines on screen (0 for no pausing)\n") | |
3546 | { | |
3547 | int lines; | |
3548 | char *endptr = NULL; | |
3549 | ||
3550 | lines = strtol (argv[0], &endptr, 10); | |
3551 | if (lines < 0 || lines > 512 || *endptr != '\0') | |
3552 | { | |
3553 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
3554 | return CMD_WARNING; | |
3555 | } | |
3556 | vty->lines = lines; | |
3557 | ||
3558 | return CMD_SUCCESS; | |
3559 | } | |
3560 | ||
3561 | DEFUN (config_terminal_no_length, config_terminal_no_length_cmd, | |
3562 | "terminal no length", | |
3563 | "Set terminal line parameters\n" | |
3564 | NO_STR | |
3565 | "Set number of lines on a screen\n") | |
3566 | { | |
3567 | vty->lines = -1; | |
3568 | return CMD_SUCCESS; | |
3569 | } | |
3570 | ||
3571 | DEFUN (service_terminal_length, service_terminal_length_cmd, | |
3572 | "service terminal-length <0-512>", | |
3573 | "Set up miscellaneous service\n" | |
3574 | "System wide terminal length configuration\n" | |
3575 | "Number of lines of VTY (0 means no line control)\n") | |
3576 | { | |
3577 | int lines; | |
3578 | char *endptr = NULL; | |
3579 | ||
3580 | lines = strtol (argv[0], &endptr, 10); | |
3581 | if (lines < 0 || lines > 512 || *endptr != '\0') | |
3582 | { | |
3583 | vty_out (vty, "length is malformed%s", VTY_NEWLINE); | |
3584 | return CMD_WARNING; | |
3585 | } | |
3586 | host.lines = lines; | |
3587 | ||
3588 | return CMD_SUCCESS; | |
3589 | } | |
3590 | ||
3591 | DEFUN (no_service_terminal_length, no_service_terminal_length_cmd, | |
3592 | "no service terminal-length [<0-512>]", | |
3593 | NO_STR | |
3594 | "Set up miscellaneous service\n" | |
3595 | "System wide terminal length configuration\n" | |
3596 | "Number of lines of VTY (0 means no line control)\n") | |
3597 | { | |
3598 | host.lines = -1; | |
3599 | return CMD_SUCCESS; | |
3600 | } | |
3601 | ||
2885f72d | 3602 | DEFUN_HIDDEN (do_echo, |
3603 | echo_cmd, | |
3604 | "echo .MESSAGE", | |
3605 | "Echo a message back to the vty\n" | |
3606 | "The message to echo\n") | |
3607 | { | |
3608 | char *message; | |
3609 | ||
f6834d4c | 3610 | vty_out (vty, "%s%s", ((message = argv_concat(argv, argc, 0)) ? message : ""), |
3611 | VTY_NEWLINE); | |
3612 | if (message) | |
3613 | XFREE(MTYPE_TMP, message); | |
2885f72d | 3614 | return CMD_SUCCESS; |
3615 | } | |
3616 | ||
274a4a44 | 3617 | DEFUN (config_logmsg, |
3618 | config_logmsg_cmd, | |
3619 | "logmsg "LOG_LEVELS" .MESSAGE", | |
3620 | "Send a message to enabled logging destinations\n" | |
3621 | LOG_LEVEL_DESC | |
3622 | "The message to send\n") | |
3623 | { | |
3624 | int level; | |
3625 | char *message; | |
3626 | ||
3627 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) | |
3628 | return CMD_ERR_NO_MATCH; | |
3629 | ||
fc95186c | 3630 | zlog(NULL, level, "%s", ((message = argv_concat(argv, argc, 1)) ? message : "")); |
f6834d4c | 3631 | if (message) |
3632 | XFREE(MTYPE_TMP, message); | |
274a4a44 | 3633 | return CMD_SUCCESS; |
3634 | } | |
3635 | ||
3636 | DEFUN (show_logging, | |
3637 | show_logging_cmd, | |
3638 | "show logging", | |
3639 | SHOW_STR | |
3640 | "Show current logging configuration\n") | |
3641 | { | |
3642 | struct zlog *zl = zlog_default; | |
3643 | ||
3644 | vty_out (vty, "Syslog logging: "); | |
3645 | if (zl->maxlvl[ZLOG_DEST_SYSLOG] == ZLOG_DISABLED) | |
3646 | vty_out (vty, "disabled"); | |
3647 | else | |
3648 | vty_out (vty, "level %s, facility %s, ident %s", | |
3649 | zlog_priority[zl->maxlvl[ZLOG_DEST_SYSLOG]], | |
3650 | facility_name(zl->facility), zl->ident); | |
3651 | vty_out (vty, "%s", VTY_NEWLINE); | |
3652 | ||
3653 | vty_out (vty, "Stdout logging: "); | |
3654 | if (zl->maxlvl[ZLOG_DEST_STDOUT] == ZLOG_DISABLED) | |
3655 | vty_out (vty, "disabled"); | |
3656 | else | |
3657 | vty_out (vty, "level %s", | |
3658 | zlog_priority[zl->maxlvl[ZLOG_DEST_STDOUT]]); | |
3659 | vty_out (vty, "%s", VTY_NEWLINE); | |
3660 | ||
3661 | vty_out (vty, "Monitor logging: "); | |
3662 | if (zl->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) | |
3663 | vty_out (vty, "disabled"); | |
3664 | else | |
3665 | vty_out (vty, "level %s", | |
3666 | zlog_priority[zl->maxlvl[ZLOG_DEST_MONITOR]]); | |
3667 | vty_out (vty, "%s", VTY_NEWLINE); | |
3668 | ||
3669 | vty_out (vty, "File logging: "); | |
3670 | if ((zl->maxlvl[ZLOG_DEST_FILE] == ZLOG_DISABLED) || | |
3671 | !zl->fp) | |
3672 | vty_out (vty, "disabled"); | |
3673 | else | |
3674 | vty_out (vty, "level %s, filename %s", | |
3675 | zlog_priority[zl->maxlvl[ZLOG_DEST_FILE]], | |
3676 | zl->filename); | |
3677 | vty_out (vty, "%s", VTY_NEWLINE); | |
3678 | ||
3679 | vty_out (vty, "Protocol name: %s%s", | |
3680 | zlog_proto_names[zl->protocol], VTY_NEWLINE); | |
3681 | vty_out (vty, "Record priority: %s%s", | |
3682 | (zl->record_priority ? "enabled" : "disabled"), VTY_NEWLINE); | |
1ed72e0b AS |
3683 | vty_out (vty, "Timestamp precision: %d%s", |
3684 | zl->timestamp_precision, VTY_NEWLINE); | |
274a4a44 | 3685 | |
3686 | return CMD_SUCCESS; | |
3687 | } | |
3688 | ||
718e3744 | 3689 | DEFUN (config_log_stdout, |
3690 | config_log_stdout_cmd, | |
3691 | "log stdout", | |
3692 | "Logging control\n" | |
274a4a44 | 3693 | "Set stdout logging level\n") |
718e3744 | 3694 | { |
274a4a44 | 3695 | zlog_set_level (NULL, ZLOG_DEST_STDOUT, zlog_default->default_lvl); |
3696 | return CMD_SUCCESS; | |
3697 | } | |
3698 | ||
3699 | DEFUN (config_log_stdout_level, | |
3700 | config_log_stdout_level_cmd, | |
3701 | "log stdout "LOG_LEVELS, | |
3702 | "Logging control\n" | |
3703 | "Set stdout logging level\n" | |
3704 | LOG_LEVEL_DESC) | |
3705 | { | |
3706 | int level; | |
3707 | ||
3708 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) | |
3709 | return CMD_ERR_NO_MATCH; | |
3710 | zlog_set_level (NULL, ZLOG_DEST_STDOUT, level); | |
718e3744 | 3711 | return CMD_SUCCESS; |
3712 | } | |
3713 | ||
3714 | DEFUN (no_config_log_stdout, | |
3715 | no_config_log_stdout_cmd, | |
274a4a44 | 3716 | "no log stdout [LEVEL]", |
718e3744 | 3717 | NO_STR |
3718 | "Logging control\n" | |
274a4a44 | 3719 | "Cancel logging to stdout\n" |
3720 | "Logging level\n") | |
718e3744 | 3721 | { |
274a4a44 | 3722 | zlog_set_level (NULL, ZLOG_DEST_STDOUT, ZLOG_DISABLED); |
718e3744 | 3723 | return CMD_SUCCESS; |
3724 | } | |
3725 | ||
274a4a44 | 3726 | DEFUN (config_log_monitor, |
3727 | config_log_monitor_cmd, | |
3728 | "log monitor", | |
718e3744 | 3729 | "Logging control\n" |
274a4a44 | 3730 | "Set terminal line (monitor) logging level\n") |
3731 | { | |
3732 | zlog_set_level (NULL, ZLOG_DEST_MONITOR, zlog_default->default_lvl); | |
3733 | return CMD_SUCCESS; | |
3734 | } | |
3735 | ||
3736 | DEFUN (config_log_monitor_level, | |
3737 | config_log_monitor_level_cmd, | |
3738 | "log monitor "LOG_LEVELS, | |
3739 | "Logging control\n" | |
3740 | "Set terminal line (monitor) logging level\n" | |
3741 | LOG_LEVEL_DESC) | |
3742 | { | |
3743 | int level; | |
3744 | ||
3745 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) | |
3746 | return CMD_ERR_NO_MATCH; | |
3747 | zlog_set_level (NULL, ZLOG_DEST_MONITOR, level); | |
3748 | return CMD_SUCCESS; | |
3749 | } | |
3750 | ||
3751 | DEFUN (no_config_log_monitor, | |
3752 | no_config_log_monitor_cmd, | |
3753 | "no log monitor [LEVEL]", | |
3754 | NO_STR | |
3755 | "Logging control\n" | |
3756 | "Disable terminal line (monitor) logging\n" | |
3757 | "Logging level\n") | |
3758 | { | |
3759 | zlog_set_level (NULL, ZLOG_DEST_MONITOR, ZLOG_DISABLED); | |
3760 | return CMD_SUCCESS; | |
3761 | } | |
3762 | ||
3763 | static int | |
3764 | set_log_file(struct vty *vty, const char *fname, int loglevel) | |
718e3744 | 3765 | { |
3766 | int ret; | |
9035efaa | 3767 | char *p = NULL; |
3768 | const char *fullpath; | |
3769 | ||
718e3744 | 3770 | /* Path detection. */ |
274a4a44 | 3771 | if (! IS_DIRECTORY_SEP (*fname)) |
718e3744 | 3772 | { |
9035efaa | 3773 | char cwd[MAXPATHLEN+1]; |
3774 | cwd[MAXPATHLEN] = '\0'; | |
3775 | ||
3776 | if (getcwd (cwd, MAXPATHLEN) == NULL) | |
3777 | { | |
3778 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
3779 | return CMD_WARNING; | |
3780 | } | |
3781 | ||
274a4a44 | 3782 | if ( (p = XMALLOC (MTYPE_TMP, strlen (cwd) + strlen (fname) + 2)) |
9035efaa | 3783 | == NULL) |
3784 | { | |
3785 | zlog_err ("config_log_file: Unable to alloc mem!"); | |
3786 | return CMD_WARNING; | |
3787 | } | |
274a4a44 | 3788 | sprintf (p, "%s/%s", cwd, fname); |
9035efaa | 3789 | fullpath = p; |
718e3744 | 3790 | } |
3791 | else | |
274a4a44 | 3792 | fullpath = fname; |
718e3744 | 3793 | |
274a4a44 | 3794 | ret = zlog_set_file (NULL, fullpath, loglevel); |
718e3744 | 3795 | |
9035efaa | 3796 | if (p) |
3797 | XFREE (MTYPE_TMP, p); | |
3798 | ||
718e3744 | 3799 | if (!ret) |
3800 | { | |
274a4a44 | 3801 | vty_out (vty, "can't open logfile %s\n", fname); |
718e3744 | 3802 | return CMD_WARNING; |
3803 | } | |
3804 | ||
3805 | if (host.logfile) | |
05865c90 | 3806 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 3807 | |
05865c90 | 3808 | host.logfile = XSTRDUP (MTYPE_HOST, fname); |
718e3744 | 3809 | |
c05795b1 SK |
3810 | #if defined(HAVE_CUMULUS) |
3811 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) | |
3812 | zlog_default->maxlvl[ZLOG_DEST_SYSLOG] = ZLOG_DISABLED; | |
3813 | #endif | |
718e3744 | 3814 | return CMD_SUCCESS; |
3815 | } | |
3816 | ||
274a4a44 | 3817 | DEFUN (config_log_file, |
3818 | config_log_file_cmd, | |
3819 | "log file FILENAME", | |
3820 | "Logging control\n" | |
3821 | "Logging to file\n" | |
3822 | "Logging filename\n") | |
3823 | { | |
3824 | return set_log_file(vty, argv[0], zlog_default->default_lvl); | |
3825 | } | |
3826 | ||
3827 | DEFUN (config_log_file_level, | |
3828 | config_log_file_level_cmd, | |
3829 | "log file FILENAME "LOG_LEVELS, | |
3830 | "Logging control\n" | |
3831 | "Logging to file\n" | |
3832 | "Logging filename\n" | |
3833 | LOG_LEVEL_DESC) | |
3834 | { | |
3835 | int level; | |
3836 | ||
3837 | if ((level = level_match(argv[1])) == ZLOG_DISABLED) | |
3838 | return CMD_ERR_NO_MATCH; | |
3839 | return set_log_file(vty, argv[0], level); | |
3840 | } | |
3841 | ||
718e3744 | 3842 | DEFUN (no_config_log_file, |
3843 | no_config_log_file_cmd, | |
3844 | "no log file [FILENAME]", | |
3845 | NO_STR | |
3846 | "Logging control\n" | |
3847 | "Cancel logging to file\n" | |
3848 | "Logging file name\n") | |
3849 | { | |
3850 | zlog_reset_file (NULL); | |
3851 | ||
3852 | if (host.logfile) | |
05865c90 | 3853 | XFREE (MTYPE_HOST, host.logfile); |
718e3744 | 3854 | |
3855 | host.logfile = NULL; | |
3856 | ||
3857 | return CMD_SUCCESS; | |
3858 | } | |
3859 | ||
274a4a44 | 3860 | ALIAS (no_config_log_file, |
3861 | no_config_log_file_level_cmd, | |
3862 | "no log file FILENAME LEVEL", | |
3863 | NO_STR | |
3864 | "Logging control\n" | |
3865 | "Cancel logging to file\n" | |
3866 | "Logging file name\n" | |
3867 | "Logging level\n") | |
3868 | ||
718e3744 | 3869 | DEFUN (config_log_syslog, |
3870 | config_log_syslog_cmd, | |
3871 | "log syslog", | |
3872 | "Logging control\n" | |
274a4a44 | 3873 | "Set syslog logging level\n") |
718e3744 | 3874 | { |
274a4a44 | 3875 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, zlog_default->default_lvl); |
12ab19f1 | 3876 | return CMD_SUCCESS; |
3877 | } | |
3878 | ||
274a4a44 | 3879 | DEFUN (config_log_syslog_level, |
3880 | config_log_syslog_level_cmd, | |
3881 | "log syslog "LOG_LEVELS, | |
12ab19f1 | 3882 | "Logging control\n" |
274a4a44 | 3883 | "Set syslog logging level\n" |
3884 | LOG_LEVEL_DESC) | |
3885 | { | |
3886 | int level; | |
12ab19f1 | 3887 | |
274a4a44 | 3888 | if ((level = level_match(argv[0])) == ZLOG_DISABLED) |
3889 | return CMD_ERR_NO_MATCH; | |
3890 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, level); | |
3891 | return CMD_SUCCESS; | |
3892 | } | |
3893 | ||
3894 | DEFUN_DEPRECATED (config_log_syslog_facility, | |
3895 | config_log_syslog_facility_cmd, | |
3896 | "log syslog facility "LOG_FACILITIES, | |
3897 | "Logging control\n" | |
3898 | "Logging goes to syslog\n" | |
3899 | "(Deprecated) Facility parameter for syslog messages\n" | |
3900 | LOG_FACILITY_DESC) | |
3901 | { | |
3902 | int facility; | |
3903 | ||
3904 | if ((facility = facility_match(argv[0])) < 0) | |
3905 | return CMD_ERR_NO_MATCH; | |
12ab19f1 | 3906 | |
274a4a44 | 3907 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, zlog_default->default_lvl); |
3908 | zlog_default->facility = facility; | |
718e3744 | 3909 | return CMD_SUCCESS; |
3910 | } | |
3911 | ||
3912 | DEFUN (no_config_log_syslog, | |
3913 | no_config_log_syslog_cmd, | |
274a4a44 | 3914 | "no log syslog [LEVEL]", |
718e3744 | 3915 | NO_STR |
3916 | "Logging control\n" | |
274a4a44 | 3917 | "Cancel logging to syslog\n" |
3918 | "Logging level\n") | |
718e3744 | 3919 | { |
274a4a44 | 3920 | zlog_set_level (NULL, ZLOG_DEST_SYSLOG, ZLOG_DISABLED); |
718e3744 | 3921 | return CMD_SUCCESS; |
3922 | } | |
3923 | ||
12ab19f1 | 3924 | ALIAS (no_config_log_syslog, |
3925 | no_config_log_syslog_facility_cmd, | |
274a4a44 | 3926 | "no log syslog facility "LOG_FACILITIES, |
12ab19f1 | 3927 | NO_STR |
3928 | "Logging control\n" | |
3929 | "Logging goes to syslog\n" | |
3930 | "Facility parameter for syslog messages\n" | |
274a4a44 | 3931 | LOG_FACILITY_DESC) |
3932 | ||
3933 | DEFUN (config_log_facility, | |
3934 | config_log_facility_cmd, | |
3935 | "log facility "LOG_FACILITIES, | |
718e3744 | 3936 | "Logging control\n" |
274a4a44 | 3937 | "Facility parameter for syslog messages\n" |
3938 | LOG_FACILITY_DESC) | |
718e3744 | 3939 | { |
274a4a44 | 3940 | int facility; |
3941 | ||
3942 | if ((facility = facility_match(argv[0])) < 0) | |
3943 | return CMD_ERR_NO_MATCH; | |
3944 | zlog_default->facility = facility; | |
3945 | return CMD_SUCCESS; | |
718e3744 | 3946 | } |
3947 | ||
274a4a44 | 3948 | DEFUN (no_config_log_facility, |
3949 | no_config_log_facility_cmd, | |
3950 | "no log facility [FACILITY]", | |
718e3744 | 3951 | NO_STR |
3952 | "Logging control\n" | |
274a4a44 | 3953 | "Reset syslog facility to default (daemon)\n" |
3954 | "Syslog facility\n") | |
3955 | { | |
3956 | zlog_default->facility = LOG_DAEMON; | |
3957 | return CMD_SUCCESS; | |
3958 | } | |
3959 | ||
3960 | DEFUN_DEPRECATED (config_log_trap, | |
3961 | config_log_trap_cmd, | |
3962 | "log trap "LOG_LEVELS, | |
3963 | "Logging control\n" | |
3964 | "(Deprecated) Set logging level and default for all destinations\n" | |
3965 | LOG_LEVEL_DESC) | |
3966 | { | |
3967 | int new_level ; | |
3968 | int i; | |
3969 | ||
3970 | if ((new_level = level_match(argv[0])) == ZLOG_DISABLED) | |
3971 | return CMD_ERR_NO_MATCH; | |
3972 | ||
3973 | zlog_default->default_lvl = new_level; | |
3974 | for (i = 0; i < ZLOG_NUM_DESTS; i++) | |
3975 | if (zlog_default->maxlvl[i] != ZLOG_DISABLED) | |
3976 | zlog_default->maxlvl[i] = new_level; | |
3977 | return CMD_SUCCESS; | |
3978 | } | |
3979 | ||
3980 | DEFUN_DEPRECATED (no_config_log_trap, | |
3981 | no_config_log_trap_cmd, | |
3982 | "no log trap [LEVEL]", | |
3983 | NO_STR | |
3984 | "Logging control\n" | |
3985 | "Permit all logging information\n" | |
3986 | "Logging level\n") | |
718e3744 | 3987 | { |
274a4a44 | 3988 | zlog_default->default_lvl = LOG_DEBUG; |
718e3744 | 3989 | return CMD_SUCCESS; |
3990 | } | |
3991 | ||
3992 | DEFUN (config_log_record_priority, | |
3993 | config_log_record_priority_cmd, | |
3994 | "log record-priority", | |
3995 | "Logging control\n" | |
3996 | "Log the priority of the message within the message\n") | |
3997 | { | |
3998 | zlog_default->record_priority = 1 ; | |
3999 | return CMD_SUCCESS; | |
4000 | } | |
4001 | ||
4002 | DEFUN (no_config_log_record_priority, | |
4003 | no_config_log_record_priority_cmd, | |
4004 | "no log record-priority", | |
4005 | NO_STR | |
4006 | "Logging control\n" | |
4007 | "Do not log the priority of the message within the message\n") | |
4008 | { | |
4009 | zlog_default->record_priority = 0 ; | |
4010 | return CMD_SUCCESS; | |
4011 | } | |
4012 | ||
1ed72e0b AS |
4013 | DEFUN (config_log_timestamp_precision, |
4014 | config_log_timestamp_precision_cmd, | |
4015 | "log timestamp precision <0-6>", | |
4016 | "Logging control\n" | |
4017 | "Timestamp configuration\n" | |
4018 | "Set the timestamp precision\n" | |
4019 | "Number of subsecond digits\n") | |
4020 | { | |
4021 | if (argc != 1) | |
4022 | { | |
4023 | vty_out (vty, "Insufficient arguments%s", VTY_NEWLINE); | |
4024 | return CMD_WARNING; | |
4025 | } | |
4026 | ||
4027 | VTY_GET_INTEGER_RANGE("Timestamp Precision", | |
4028 | zlog_default->timestamp_precision, argv[0], 0, 6); | |
4029 | return CMD_SUCCESS; | |
4030 | } | |
4031 | ||
4032 | DEFUN (no_config_log_timestamp_precision, | |
4033 | no_config_log_timestamp_precision_cmd, | |
4034 | "no log timestamp precision", | |
4035 | NO_STR | |
4036 | "Logging control\n" | |
4037 | "Timestamp configuration\n" | |
4038 | "Reset the timestamp precision to the default value of 0\n") | |
4039 | { | |
4040 | zlog_default->timestamp_precision = 0 ; | |
4041 | return CMD_SUCCESS; | |
4042 | } | |
4043 | ||
7cfc61d3 DS |
4044 | int |
4045 | cmd_banner_motd_file (const char *file) | |
4046 | { | |
1ee08155 DS |
4047 | int success = CMD_SUCCESS; |
4048 | char p[PATH_MAX]; | |
4049 | char *rpath; | |
4050 | char *in; | |
7cfc61d3 | 4051 | |
1ee08155 DS |
4052 | rpath = realpath (file, p); |
4053 | if (!rpath) | |
4054 | return CMD_ERR_NO_FILE; | |
4055 | in = strstr (rpath, SYSCONFDIR); | |
4056 | if (in == rpath) | |
4057 | { | |
4058 | if (host.motdfile) | |
4059 | XFREE (MTYPE_HOST, host.motdfile); | |
4060 | host.motdfile = XSTRDUP (MTYPE_HOST, file); | |
4061 | } | |
4062 | else | |
4063 | success = CMD_WARNING; | |
4064 | ||
4065 | return success; | |
7cfc61d3 DS |
4066 | } |
4067 | ||
3b0c5d9a | 4068 | DEFUN (banner_motd_file, |
4069 | banner_motd_file_cmd, | |
4d833e55 | 4070 | "banner motd file FILE", |
3b0c5d9a | 4071 | "Set banner\n" |
4072 | "Banner for motd\n" | |
4073 | "Banner from a file\n" | |
4074 | "Filename\n") | |
4075 | { | |
1ee08155 DS |
4076 | int cmd = cmd_banner_motd_file (argv[0]); |
4077 | ||
4078 | if (cmd == CMD_ERR_NO_FILE) | |
4079 | vty_out (vty, "%s does not exist", argv[0]); | |
4080 | else if (cmd == CMD_WARNING) | |
4081 | vty_out (vty, "%s must be in %s", | |
4082 | argv[0], SYSCONFDIR); | |
4083 | ||
4084 | return cmd; | |
3b0c5d9a | 4085 | } |
718e3744 | 4086 | |
4087 | DEFUN (banner_motd_default, | |
4088 | banner_motd_default_cmd, | |
4089 | "banner motd default", | |
4090 | "Set banner string\n" | |
4091 | "Strings for motd\n" | |
4092 | "Default string\n") | |
4093 | { | |
4094 | host.motd = default_motd; | |
4095 | return CMD_SUCCESS; | |
4096 | } | |
4097 | ||
4098 | DEFUN (no_banner_motd, | |
4099 | no_banner_motd_cmd, | |
4100 | "no banner motd", | |
4101 | NO_STR | |
4102 | "Set banner string\n" | |
4103 | "Strings for motd\n") | |
4104 | { | |
4105 | host.motd = NULL; | |
22085181 | 4106 | if (host.motdfile) |
05865c90 | 4107 | XFREE (MTYPE_HOST, host.motdfile); |
3b0c5d9a | 4108 | host.motdfile = NULL; |
718e3744 | 4109 | return CMD_SUCCESS; |
4110 | } | |
4111 | ||
bcd9fa7f LB |
4112 | DEFUN (show_commandtree, |
4113 | show_commandtree_cmd, | |
4114 | "show commandtree", | |
4115 | NO_STR | |
4116 | "Show command tree\n") | |
4117 | { | |
4118 | /* TBD */ | |
4119 | vector cmd_vector; | |
4120 | unsigned int i; | |
4121 | ||
4122 | vty_out (vty, "Current node id: %d%s", vty->node, VTY_NEWLINE); | |
4123 | ||
4124 | /* vector of all commands installed at this node */ | |
4125 | cmd_vector = vector_copy (cmd_node_vector (cmdvec, vty->node)); | |
4126 | ||
4127 | /* loop over all commands at this node */ | |
4128 | for (i = 0; i < vector_active(cmd_vector); ++i) | |
4129 | { | |
4130 | struct cmd_element *cmd_element; | |
4131 | ||
4132 | /* A cmd_element (seems to be) is an individual command */ | |
4133 | if ((cmd_element = vector_slot (cmd_vector, i)) == NULL) | |
4134 | continue; | |
4135 | ||
4136 | vty_out (vty, " %s%s", cmd_element->string, VTY_NEWLINE); | |
4137 | } | |
4138 | ||
4139 | vector_free (cmd_vector); | |
4140 | return CMD_SUCCESS; | |
4141 | } | |
4142 | ||
718e3744 | 4143 | /* Set config filename. Called from vty.c */ |
4144 | void | |
c0e8c16f | 4145 | host_config_set (const char *filename) |
718e3744 | 4146 | { |
228da428 CC |
4147 | if (host.config) |
4148 | XFREE (MTYPE_HOST, host.config); | |
05865c90 | 4149 | host.config = XSTRDUP (MTYPE_HOST, filename); |
718e3744 | 4150 | } |
4151 | ||
4152 | void | |
4153 | install_default (enum node_type node) | |
4154 | { | |
4155 | install_element (node, &config_exit_cmd); | |
4156 | install_element (node, &config_quit_cmd); | |
4157 | install_element (node, &config_end_cmd); | |
4158 | install_element (node, &config_help_cmd); | |
4159 | install_element (node, &config_list_cmd); | |
4160 | ||
4161 | install_element (node, &config_write_terminal_cmd); | |
4162 | install_element (node, &config_write_file_cmd); | |
4163 | install_element (node, &config_write_memory_cmd); | |
4164 | install_element (node, &config_write_cmd); | |
4165 | install_element (node, &show_running_config_cmd); | |
4166 | } | |
4167 | ||
4168 | /* Initialize command interface. Install basic nodes and commands. */ | |
4169 | void | |
4170 | cmd_init (int terminal) | |
4171 | { | |
cd40b329 CF |
4172 | command_cr = XSTRDUP(MTYPE_CMD_TOKENS, "<cr>"); |
4173 | token_cr.type = TOKEN_TERMINAL; | |
c117e027 | 4174 | token_cr.terminal = TERMINAL_LITERAL; |
cd40b329 CF |
4175 | token_cr.cmd = command_cr; |
4176 | token_cr.desc = XSTRDUP(MTYPE_CMD_TOKENS, ""); | |
228da428 | 4177 | |
718e3744 | 4178 | /* Allocate initial top vector of commands. */ |
4179 | cmdvec = vector_init (VECTOR_MIN_SIZE); | |
4180 | ||
4181 | /* Default host value settings. */ | |
4182 | host.name = NULL; | |
4183 | host.password = NULL; | |
4184 | host.enable = NULL; | |
4185 | host.logfile = NULL; | |
4186 | host.config = NULL; | |
4187 | host.lines = -1; | |
4188 | host.motd = default_motd; | |
3b0c5d9a | 4189 | host.motdfile = NULL; |
718e3744 | 4190 | |
4191 | /* Install top nodes. */ | |
4192 | install_node (&view_node, NULL); | |
4193 | install_node (&enable_node, NULL); | |
4194 | install_node (&auth_node, NULL); | |
4195 | install_node (&auth_enable_node, NULL); | |
62687ff1 | 4196 | install_node (&restricted_node, NULL); |
718e3744 | 4197 | install_node (&config_node, config_write_host); |
4198 | ||
4199 | /* Each node's basic commands. */ | |
4200 | install_element (VIEW_NODE, &show_version_cmd); | |
4201 | if (terminal) | |
4202 | { | |
4203 | install_element (VIEW_NODE, &config_list_cmd); | |
4204 | install_element (VIEW_NODE, &config_exit_cmd); | |
4205 | install_element (VIEW_NODE, &config_quit_cmd); | |
4206 | install_element (VIEW_NODE, &config_help_cmd); | |
4207 | install_element (VIEW_NODE, &config_enable_cmd); | |
4208 | install_element (VIEW_NODE, &config_terminal_length_cmd); | |
4209 | install_element (VIEW_NODE, &config_terminal_no_length_cmd); | |
274a4a44 | 4210 | install_element (VIEW_NODE, &show_logging_cmd); |
bcd9fa7f | 4211 | install_element (VIEW_NODE, &show_commandtree_cmd); |
2885f72d | 4212 | install_element (VIEW_NODE, &echo_cmd); |
62687ff1 PJ |
4213 | |
4214 | install_element (RESTRICTED_NODE, &config_list_cmd); | |
4215 | install_element (RESTRICTED_NODE, &config_exit_cmd); | |
4216 | install_element (RESTRICTED_NODE, &config_quit_cmd); | |
4217 | install_element (RESTRICTED_NODE, &config_help_cmd); | |
4218 | install_element (RESTRICTED_NODE, &config_enable_cmd); | |
4219 | install_element (RESTRICTED_NODE, &config_terminal_length_cmd); | |
4220 | install_element (RESTRICTED_NODE, &config_terminal_no_length_cmd); | |
4221 | install_element (RESTRICTED_NODE, &echo_cmd); | |
718e3744 | 4222 | } |
4223 | ||
4224 | if (terminal) | |
4225 | { | |
4226 | install_default (ENABLE_NODE); | |
4227 | install_element (ENABLE_NODE, &config_disable_cmd); | |
4228 | install_element (ENABLE_NODE, &config_terminal_cmd); | |
4229 | install_element (ENABLE_NODE, ©_runningconfig_startupconfig_cmd); | |
4230 | } | |
4231 | install_element (ENABLE_NODE, &show_startup_config_cmd); | |
4232 | install_element (ENABLE_NODE, &show_version_cmd); | |
bcd9fa7f | 4233 | install_element (ENABLE_NODE, &show_commandtree_cmd); |
718e3744 | 4234 | |
718e3744 | 4235 | if (terminal) |
4236 | { | |
e7168df4 | 4237 | install_element (ENABLE_NODE, &config_terminal_length_cmd); |
4238 | install_element (ENABLE_NODE, &config_terminal_no_length_cmd); | |
274a4a44 | 4239 | install_element (ENABLE_NODE, &show_logging_cmd); |
2885f72d | 4240 | install_element (ENABLE_NODE, &echo_cmd); |
274a4a44 | 4241 | install_element (ENABLE_NODE, &config_logmsg_cmd); |
e7168df4 | 4242 | |
4243 | install_default (CONFIG_NODE); | |
ea8e9d97 | 4244 | } |
4245 | ||
4246 | install_element (CONFIG_NODE, &hostname_cmd); | |
4247 | install_element (CONFIG_NODE, &no_hostname_cmd); | |
e7168df4 | 4248 | |
ea8e9d97 | 4249 | if (terminal) |
4250 | { | |
e7168df4 | 4251 | install_element (CONFIG_NODE, &password_cmd); |
4252 | install_element (CONFIG_NODE, &password_text_cmd); | |
4253 | install_element (CONFIG_NODE, &enable_password_cmd); | |
4254 | install_element (CONFIG_NODE, &enable_password_text_cmd); | |
4255 | install_element (CONFIG_NODE, &no_enable_password_cmd); | |
4256 | ||
718e3744 | 4257 | install_element (CONFIG_NODE, &config_log_stdout_cmd); |
274a4a44 | 4258 | install_element (CONFIG_NODE, &config_log_stdout_level_cmd); |
718e3744 | 4259 | install_element (CONFIG_NODE, &no_config_log_stdout_cmd); |
274a4a44 | 4260 | install_element (CONFIG_NODE, &config_log_monitor_cmd); |
4261 | install_element (CONFIG_NODE, &config_log_monitor_level_cmd); | |
4262 | install_element (CONFIG_NODE, &no_config_log_monitor_cmd); | |
718e3744 | 4263 | install_element (CONFIG_NODE, &config_log_file_cmd); |
274a4a44 | 4264 | install_element (CONFIG_NODE, &config_log_file_level_cmd); |
718e3744 | 4265 | install_element (CONFIG_NODE, &no_config_log_file_cmd); |
274a4a44 | 4266 | install_element (CONFIG_NODE, &no_config_log_file_level_cmd); |
718e3744 | 4267 | install_element (CONFIG_NODE, &config_log_syslog_cmd); |
274a4a44 | 4268 | install_element (CONFIG_NODE, &config_log_syslog_level_cmd); |
12ab19f1 | 4269 | install_element (CONFIG_NODE, &config_log_syslog_facility_cmd); |
718e3744 | 4270 | install_element (CONFIG_NODE, &no_config_log_syslog_cmd); |
12ab19f1 | 4271 | install_element (CONFIG_NODE, &no_config_log_syslog_facility_cmd); |
274a4a44 | 4272 | install_element (CONFIG_NODE, &config_log_facility_cmd); |
4273 | install_element (CONFIG_NODE, &no_config_log_facility_cmd); | |
718e3744 | 4274 | install_element (CONFIG_NODE, &config_log_trap_cmd); |
4275 | install_element (CONFIG_NODE, &no_config_log_trap_cmd); | |
4276 | install_element (CONFIG_NODE, &config_log_record_priority_cmd); | |
4277 | install_element (CONFIG_NODE, &no_config_log_record_priority_cmd); | |
1ed72e0b AS |
4278 | install_element (CONFIG_NODE, &config_log_timestamp_precision_cmd); |
4279 | install_element (CONFIG_NODE, &no_config_log_timestamp_precision_cmd); | |
718e3744 | 4280 | install_element (CONFIG_NODE, &service_password_encrypt_cmd); |
4281 | install_element (CONFIG_NODE, &no_service_password_encrypt_cmd); | |
4282 | install_element (CONFIG_NODE, &banner_motd_default_cmd); | |
3b0c5d9a | 4283 | install_element (CONFIG_NODE, &banner_motd_file_cmd); |
718e3744 | 4284 | install_element (CONFIG_NODE, &no_banner_motd_cmd); |
4285 | install_element (CONFIG_NODE, &service_terminal_length_cmd); | |
4286 | install_element (CONFIG_NODE, &no_service_terminal_length_cmd); | |
718e3744 | 4287 | |
354d119a | 4288 | install_element (VIEW_NODE, &show_thread_cpu_cmd); |
4289 | install_element (ENABLE_NODE, &show_thread_cpu_cmd); | |
62687ff1 | 4290 | install_element (RESTRICTED_NODE, &show_thread_cpu_cmd); |
e276eb82 PJ |
4291 | |
4292 | install_element (ENABLE_NODE, &clear_thread_cpu_cmd); | |
354d119a | 4293 | install_element (VIEW_NODE, &show_work_queues_cmd); |
4294 | install_element (ENABLE_NODE, &show_work_queues_cmd); | |
19dc275e DS |
4295 | |
4296 | vrf_install_commands (); | |
9ab6812d | 4297 | } |
b06fd125 | 4298 | srandom(time(NULL)); |
718e3744 | 4299 | } |
228da428 | 4300 | |
cd40b329 CF |
4301 | static void |
4302 | cmd_terminate_token(struct cmd_token *token) | |
4303 | { | |
4304 | unsigned int i, j; | |
4305 | vector keyword_vect; | |
4306 | ||
4307 | if (token->multiple) | |
4308 | { | |
4309 | for (i = 0; i < vector_active(token->multiple); i++) | |
4310 | cmd_terminate_token(vector_slot(token->multiple, i)); | |
4311 | vector_free(token->multiple); | |
4312 | token->multiple = NULL; | |
4313 | } | |
4314 | ||
4315 | if (token->keyword) | |
4316 | { | |
4317 | for (i = 0; i < vector_active(token->keyword); i++) | |
4318 | { | |
4319 | keyword_vect = vector_slot(token->keyword, i); | |
4320 | for (j = 0; j < vector_active(keyword_vect); j++) | |
4321 | cmd_terminate_token(vector_slot(keyword_vect, j)); | |
4322 | vector_free(keyword_vect); | |
4323 | } | |
4324 | vector_free(token->keyword); | |
4325 | token->keyword = NULL; | |
4326 | } | |
4327 | ||
4328 | XFREE(MTYPE_CMD_TOKENS, token->cmd); | |
4329 | XFREE(MTYPE_CMD_TOKENS, token->desc); | |
4330 | ||
4331 | XFREE(MTYPE_CMD_TOKENS, token); | |
4332 | } | |
4333 | ||
4334 | static void | |
4335 | cmd_terminate_element(struct cmd_element *cmd) | |
4336 | { | |
4337 | unsigned int i; | |
4338 | ||
4339 | if (cmd->tokens == NULL) | |
4340 | return; | |
4341 | ||
4342 | for (i = 0; i < vector_active(cmd->tokens); i++) | |
4343 | cmd_terminate_token(vector_slot(cmd->tokens, i)); | |
4344 | ||
4345 | vector_free(cmd->tokens); | |
4346 | cmd->tokens = NULL; | |
4347 | } | |
4348 | ||
228da428 CC |
4349 | void |
4350 | cmd_terminate () | |
4351 | { | |
cd40b329 | 4352 | unsigned int i, j; |
228da428 CC |
4353 | struct cmd_node *cmd_node; |
4354 | struct cmd_element *cmd_element; | |
cd40b329 | 4355 | vector cmd_node_v; |
228da428 CC |
4356 | |
4357 | if (cmdvec) | |
4358 | { | |
4359 | for (i = 0; i < vector_active (cmdvec); i++) | |
4360 | if ((cmd_node = vector_slot (cmdvec, i)) != NULL) | |
4361 | { | |
4362 | cmd_node_v = cmd_node->cmd_vector; | |
4363 | ||
4364 | for (j = 0; j < vector_active (cmd_node_v); j++) | |
cd40b329 CF |
4365 | if ((cmd_element = vector_slot (cmd_node_v, j)) != NULL) |
4366 | cmd_terminate_element(cmd_element); | |
228da428 CC |
4367 | |
4368 | vector_free (cmd_node_v); | |
4369 | } | |
4370 | ||
4371 | vector_free (cmdvec); | |
4372 | cmdvec = NULL; | |
4373 | } | |
4374 | ||
4375 | if (command_cr) | |
cd40b329 CF |
4376 | XFREE(MTYPE_CMD_TOKENS, command_cr); |
4377 | if (token_cr.desc) | |
4378 | XFREE(MTYPE_CMD_TOKENS, token_cr.desc); | |
228da428 CC |
4379 | if (host.name) |
4380 | XFREE (MTYPE_HOST, host.name); | |
4381 | if (host.password) | |
4382 | XFREE (MTYPE_HOST, host.password); | |
4383 | if (host.password_encrypt) | |
4384 | XFREE (MTYPE_HOST, host.password_encrypt); | |
4385 | if (host.enable) | |
4386 | XFREE (MTYPE_HOST, host.enable); | |
4387 | if (host.enable_encrypt) | |
4388 | XFREE (MTYPE_HOST, host.enable_encrypt); | |
4389 | if (host.logfile) | |
4390 | XFREE (MTYPE_HOST, host.logfile); | |
4391 | if (host.motdfile) | |
4392 | XFREE (MTYPE_HOST, host.motdfile); | |
4393 | if (host.config) | |
4394 | XFREE (MTYPE_HOST, host.config); | |
4395 | } |