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274a4a44 | 1 | /* |
9547b5d0 QY |
2 | * CLI backend interface. |
3 | * | |
4 | * -- | |
5 | * Copyright (C) 2016 Cumulus Networks, Inc. | |
6 | * Copyright (C) 1997, 98, 99 Kunihiro Ishiguro | |
7 | * Copyright (C) 2013 by Open Source Routing. | |
8 | * Copyright (C) 2013 by Internet Systems Consortium, Inc. ("ISC") | |
9 | * | |
10 | * This file is part of GNU Zebra. | |
11 | * | |
12 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
13 | * under the terms of the GNU General Public License as published by the | |
14 | * Free Software Foundation; either version 2, or (at your option) any | |
15 | * later version. | |
16 | * | |
17 | * GNU Zebra is distributed in the hope that it will be useful, but | |
18 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
20 | * General Public License for more details. | |
21 | * | |
896014f4 DL |
22 | * You should have received a copy of the GNU General Public License along |
23 | * with this program; see the file COPYING; if not, write to the Free Software | |
24 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
9547b5d0 | 25 | */ |
718e3744 | 26 | |
27 | #include <zebra.h> | |
fe011935 | 28 | #include <lib/version.h> |
718e3744 | 29 | |
fe011935 QY |
30 | #include "command.h" |
31 | #include "frrstr.h" | |
718e3744 | 32 | #include "memory.h" |
33 | #include "log.h" | |
0bdeb5e5 | 34 | #include "log_vty.h" |
9ab6812d | 35 | #include "thread.h" |
b21b19c5 | 36 | #include "vector.h" |
d0bfb22c | 37 | #include "linklist.h" |
b21b19c5 | 38 | #include "vty.h" |
354d119a | 39 | #include "workqueue.h" |
19dc275e | 40 | #include "vrf.h" |
d0bfb22c | 41 | #include "command_match.h" |
5894e76d | 42 | #include "command_graph.h" |
1bf9f027 | 43 | #include "qobj.h" |
8efe88ea | 44 | #include "defaults.h" |
9eed278b | 45 | #include "libfrr.h" |
bd74dc61 | 46 | #include "jhash.h" |
01e24c4a | 47 | #include "hook.h" |
481bc15f | 48 | #include "lib_errors.h" |
1c2facd1 | 49 | #include "northbound_cli.h" |
5920b3eb | 50 | #include "network.h" |
d0bfb22c | 51 | |
3d19ffc5 QY |
52 | #include "frrscript.h" |
53 | ||
bf8d3d6a DL |
54 | DEFINE_MTYPE_STATIC(LIB, HOST, "Host config"); |
55 | DEFINE_MTYPE(LIB, COMPLETION, "Completion item"); | |
4a1ab8e4 | 56 | |
26fbe472 QY |
57 | #define item(x) \ |
58 | { \ | |
59 | x, #x \ | |
60 | } | |
61 | ||
62 | /* clang-format off */ | |
63 | const struct message tokennames[] = { | |
64 | item(WORD_TKN), | |
65 | item(VARIABLE_TKN), | |
66 | item(RANGE_TKN), | |
67 | item(IPV4_TKN), | |
68 | item(IPV4_PREFIX_TKN), | |
69 | item(IPV6_TKN), | |
70 | item(IPV6_PREFIX_TKN), | |
71 | item(MAC_TKN), | |
72 | item(MAC_PREFIX_TKN), | |
73 | item(FORK_TKN), | |
74 | item(JOIN_TKN), | |
75 | item(START_TKN), | |
76 | item(END_TKN), | |
77 | {0}, | |
78 | }; | |
26fbe472 | 79 | /* clang-format on */ |
a83a5331 | 80 | |
718e3744 | 81 | /* Command vector which includes some level of command lists. Normally |
82 | each daemon maintains each own cmdvec. */ | |
eb820afe | 83 | vector cmdvec = NULL; |
718e3744 | 84 | |
85 | /* Host information structure. */ | |
86 | struct host host; | |
87 | ||
419cd5a0 MK |
88 | /* |
89 | * Returns host.name if any, otherwise | |
90 | * it returns the system hostname. | |
91 | */ | |
6b3ee3a0 | 92 | const char *cmd_hostname_get(void) |
419cd5a0 MK |
93 | { |
94 | return host.name; | |
95 | } | |
96 | ||
97 | /* | |
98 | * Returns unix domainname | |
99 | */ | |
6b3ee3a0 | 100 | const char *cmd_domainname_get(void) |
419cd5a0 MK |
101 | { |
102 | return host.domainname; | |
103 | } | |
104 | ||
791ded4a DL |
105 | static int root_on_exit(struct vty *vty); |
106 | ||
718e3744 | 107 | /* Standard command node structures. */ |
d62a17ae | 108 | static struct cmd_node auth_node = { |
f4b8291f | 109 | .name = "auth", |
62b346ee DL |
110 | .node = AUTH_NODE, |
111 | .prompt = "Password: ", | |
718e3744 | 112 | }; |
113 | ||
d62a17ae | 114 | static struct cmd_node view_node = { |
f4b8291f | 115 | .name = "view", |
62b346ee DL |
116 | .node = VIEW_NODE, |
117 | .prompt = "%s> ", | |
791ded4a | 118 | .node_exit = root_on_exit, |
718e3744 | 119 | }; |
120 | ||
d62a17ae | 121 | static struct cmd_node auth_enable_node = { |
f4b8291f | 122 | .name = "auth enable", |
62b346ee DL |
123 | .node = AUTH_ENABLE_NODE, |
124 | .prompt = "Password: ", | |
718e3744 | 125 | }; |
126 | ||
d62a17ae | 127 | static struct cmd_node enable_node = { |
f4b8291f | 128 | .name = "enable", |
62b346ee DL |
129 | .node = ENABLE_NODE, |
130 | .prompt = "%s# ", | |
791ded4a | 131 | .node_exit = root_on_exit, |
718e3744 | 132 | }; |
133 | ||
612c2c15 | 134 | static int config_write_host(struct vty *vty); |
62b346ee | 135 | static struct cmd_node config_node = { |
f4b8291f | 136 | .name = "config", |
62b346ee | 137 | .node = CONFIG_NODE, |
24389580 | 138 | .parent_node = ENABLE_NODE, |
62b346ee | 139 | .prompt = "%s(config)# ", |
612c2c15 | 140 | .config_write = config_write_host, |
791ded4a | 141 | .node_exit = vty_config_node_exit, |
62b346ee | 142 | }; |
6590f2c3 | 143 | |
dd90823b CS |
144 | static bool vty_check_node_for_xpath_decrement(enum node_type target_node, |
145 | enum node_type node) | |
146 | { | |
147 | /* bgp afi-safi (`address-family <afi> <safi>`) node | |
148 | * does not increment xpath_index. | |
149 | * In order to use (`router bgp`) BGP_NODE's xpath as a base, | |
150 | * retain xpath_index as 1 upon exiting from | |
151 | * afi-safi node. | |
152 | */ | |
153 | ||
154 | if (target_node == BGP_NODE | |
155 | && (node == BGP_IPV4_NODE || node == BGP_IPV6_NODE | |
156 | || node == BGP_IPV4M_NODE || node == BGP_IPV6M_NODE | |
157 | || node == BGP_VPNV4_NODE || node == BGP_VPNV6_NODE | |
158 | || node == BGP_EVPN_NODE || node == BGP_IPV4L_NODE | |
1e93fbed DS |
159 | || node == BGP_IPV6L_NODE || node == BGP_FLOWSPECV4_NODE |
160 | || node == BGP_FLOWSPECV6_NODE)) | |
dd90823b CS |
161 | return false; |
162 | ||
163 | return true; | |
164 | } | |
165 | ||
cb585b65 | 166 | /* This is called from main when a daemon is invoked with -v or --version. */ |
d62a17ae | 167 | void print_version(const char *progname) |
6590f2c3 | 168 | { |
d62a17ae | 169 | printf("%s version %s\n", progname, FRR_VERSION); |
170 | printf("%s\n", FRR_COPYRIGHT); | |
e063f271 | 171 | #ifdef ENABLE_VERSION_BUILD_CONFIG |
d62a17ae | 172 | printf("configured with:\n\t%s\n", FRR_CONFIG_ARGS); |
e063f271 | 173 | #endif |
6590f2c3 | 174 | } |
175 | ||
d62a17ae | 176 | char *argv_concat(struct cmd_token **argv, int argc, int shift) |
177 | { | |
a6a87d63 | 178 | int cnt = MAX(argc - shift, 0); |
179 | const char *argstr[cnt + 1]; | |
180 | ||
181 | if (!cnt) | |
182 | return NULL; | |
fe011935 QY |
183 | |
184 | for (int i = 0; i < cnt; i++) | |
185 | argstr[i] = argv[i + shift]->arg; | |
186 | ||
187 | return frrstr_join(argstr, cnt, " "); | |
188 | } | |
189 | ||
190 | vector cmd_make_strvec(const char *string) | |
191 | { | |
192 | if (!string) | |
d62a17ae | 193 | return NULL; |
fe011935 QY |
194 | |
195 | const char *copy = string; | |
196 | ||
197 | /* skip leading whitespace */ | |
fefa5e0f | 198 | while (isspace((unsigned char)*copy) && *copy != '\0') |
fe011935 QY |
199 | copy++; |
200 | ||
201 | /* if the entire string was whitespace or a comment, return */ | |
202 | if (*copy == '\0' || *copy == '!' || *copy == '#') | |
203 | return NULL; | |
204 | ||
0a334343 | 205 | vector result = frrstr_split_vec(copy, "\n\r\t "); |
fe011935 QY |
206 | |
207 | for (unsigned int i = 0; i < vector_active(result); i++) { | |
208 | if (strlen(vector_slot(result, i)) == 0) { | |
209 | XFREE(MTYPE_TMP, vector_slot(result, i)); | |
f428cb8a | 210 | vector_unset(result, i); |
fe011935 | 211 | } |
d62a17ae | 212 | } |
f428cb8a QY |
213 | |
214 | vector_compact(result); | |
215 | ||
fe011935 QY |
216 | return result; |
217 | } | |
218 | ||
219 | void cmd_free_strvec(vector v) | |
220 | { | |
221 | frrstr_strvec_free(v); | |
718e3744 | 222 | } |
223 | ||
ae19d7dd QY |
224 | /** |
225 | * Convenience function for accessing argv data. | |
226 | * | |
227 | * @param argc | |
228 | * @param argv | |
229 | * @param text definition snippet of the desired token | |
230 | * @param index the starting index, and where to store the | |
231 | * index of the found token if it exists | |
232 | * @return 1 if found, 0 otherwise | |
233 | */ | |
d62a17ae | 234 | int argv_find(struct cmd_token **argv, int argc, const char *text, int *index) |
ae19d7dd | 235 | { |
d62a17ae | 236 | int found = 0; |
237 | for (int i = *index; i < argc && found == 0; i++) | |
238 | if ((found = strmatch(text, argv[i]->text))) | |
239 | *index = i; | |
240 | return found; | |
ae19d7dd QY |
241 | } |
242 | ||
d8b87afe | 243 | static unsigned int cmd_hash_key(const void *p) |
274f29b2 | 244 | { |
bd74dc61 DS |
245 | int size = sizeof(p); |
246 | ||
247 | return jhash(p, size, 0); | |
274f29b2 PJ |
248 | } |
249 | ||
74df8d6d | 250 | static bool cmd_hash_cmp(const void *a, const void *b) |
274f29b2 | 251 | { |
d62a17ae | 252 | return a == b; |
274f29b2 PJ |
253 | } |
254 | ||
718e3744 | 255 | /* Install top node of command vector. */ |
612c2c15 | 256 | void install_node(struct cmd_node *node) |
718e3744 | 257 | { |
c81d78cf DS |
258 | #define CMD_HASH_STR_SIZE 256 |
259 | char hash_name[CMD_HASH_STR_SIZE]; | |
260 | ||
d62a17ae | 261 | vector_set_index(cmdvec, node->node, node); |
d62a17ae | 262 | node->cmdgraph = graph_new(); |
263 | node->cmd_vector = vector_init(VECTOR_MIN_SIZE); | |
264 | // add start node | |
265 | struct cmd_token *token = | |
266 | cmd_token_new(START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
267 | graph_new_node(node->cmdgraph, token, | |
268 | (void (*)(void *)) & cmd_token_del); | |
c81d78cf DS |
269 | |
270 | snprintf(hash_name, sizeof(hash_name), "Command Hash: %s", node->name); | |
271 | node->cmd_hash = | |
272 | hash_create_size(16, cmd_hash_key, cmd_hash_cmp, hash_name); | |
718e3744 | 273 | } |
274 | ||
718e3744 | 275 | /* Return prompt character of specified node. */ |
d62a17ae | 276 | const char *cmd_prompt(enum node_type node) |
718e3744 | 277 | { |
d62a17ae | 278 | struct cmd_node *cnode; |
718e3744 | 279 | |
d62a17ae | 280 | cnode = vector_slot(cmdvec, node); |
281 | return cnode->prompt; | |
718e3744 | 282 | } |
283 | ||
284 | /* Install a command into a node. */ | |
01485adb | 285 | void _install_element(enum node_type ntype, const struct cmd_element *cmd) |
718e3744 | 286 | { |
d62a17ae | 287 | struct cmd_node *cnode; |
d0bfb22c | 288 | |
d62a17ae | 289 | /* cmd_init hasn't been called */ |
290 | if (!cmdvec) { | |
291 | fprintf(stderr, "%s called before cmd_init, breakage likely\n", | |
292 | __func__); | |
293 | return; | |
294 | } | |
ebacb4ed | 295 | |
3cbb67f2 | 296 | cnode = vector_lookup(cmdvec, ntype); |
718e3744 | 297 | |
d62a17ae | 298 | if (cnode == NULL) { |
299 | fprintf(stderr, | |
3cbb67f2 | 300 | "%s[%s]:\n" |
f4b8291f | 301 | "\tnode %d does not exist.\n" |
3cbb67f2 | 302 | "\tplease call install_node() before install_element()\n", |
f4b8291f | 303 | cmd->name, cmd->string, ntype); |
d62a17ae | 304 | exit(EXIT_FAILURE); |
305 | } | |
ebacb4ed | 306 | |
154e9ca1 | 307 | if (hash_lookup(cnode->cmd_hash, (void *)cmd) != NULL) { |
d62a17ae | 308 | fprintf(stderr, |
3cbb67f2 DL |
309 | "%s[%s]:\n" |
310 | "\tnode %d (%s) already has this command installed.\n" | |
311 | "\tduplicate install_element call?\n", | |
f4b8291f | 312 | cmd->name, cmd->string, ntype, cnode->name); |
d62a17ae | 313 | return; |
314 | } | |
ebacb4ed | 315 | |
154e9ca1 | 316 | assert(hash_get(cnode->cmd_hash, (void *)cmd, hash_alloc_intern)); |
ebacb4ed | 317 | |
d62a17ae | 318 | struct graph *graph = graph_new(); |
319 | struct cmd_token *token = | |
320 | cmd_token_new(START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
321 | graph_new_node(graph, token, (void (*)(void *)) & cmd_token_del); | |
de8f7a39 | 322 | |
d62a17ae | 323 | cmd_graph_parse(graph, cmd); |
324 | cmd_graph_names(graph); | |
325 | cmd_graph_merge(cnode->cmdgraph, graph, +1); | |
326 | graph_delete_graph(graph); | |
de8f7a39 | 327 | |
154e9ca1 | 328 | vector_set(cnode->cmd_vector, (void *)cmd); |
735e62a0 | 329 | |
d62a17ae | 330 | if (ntype == VIEW_NODE) |
01485adb | 331 | _install_element(ENABLE_NODE, cmd); |
718e3744 | 332 | } |
333 | ||
154e9ca1 | 334 | void uninstall_element(enum node_type ntype, const struct cmd_element *cmd) |
de8f7a39 | 335 | { |
d62a17ae | 336 | struct cmd_node *cnode; |
de8f7a39 | 337 | |
d62a17ae | 338 | /* cmd_init hasn't been called */ |
339 | if (!cmdvec) { | |
340 | fprintf(stderr, "%s called before cmd_init, breakage likely\n", | |
341 | __func__); | |
342 | return; | |
343 | } | |
de8f7a39 | 344 | |
3cbb67f2 | 345 | cnode = vector_lookup(cmdvec, ntype); |
de8f7a39 | 346 | |
d62a17ae | 347 | if (cnode == NULL) { |
348 | fprintf(stderr, | |
3cbb67f2 | 349 | "%s[%s]:\n" |
f4b8291f | 350 | "\tnode %d does not exist.\n" |
3cbb67f2 | 351 | "\tplease call install_node() before uninstall_element()\n", |
f4b8291f | 352 | cmd->name, cmd->string, ntype); |
d62a17ae | 353 | exit(EXIT_FAILURE); |
354 | } | |
de8f7a39 | 355 | |
154e9ca1 | 356 | if (hash_release(cnode->cmd_hash, (void *)cmd) == NULL) { |
d62a17ae | 357 | fprintf(stderr, |
3cbb67f2 DL |
358 | "%s[%s]:\n" |
359 | "\tnode %d (%s) does not have this command installed.\n" | |
360 | "\tduplicate uninstall_element call?\n", | |
f4b8291f | 361 | cmd->name, cmd->string, ntype, cnode->name); |
d62a17ae | 362 | return; |
363 | } | |
de8f7a39 | 364 | |
154e9ca1 | 365 | vector_unset_value(cnode->cmd_vector, (void *)cmd); |
de8f7a39 | 366 | |
d62a17ae | 367 | struct graph *graph = graph_new(); |
368 | struct cmd_token *token = | |
369 | cmd_token_new(START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
370 | graph_new_node(graph, token, (void (*)(void *)) & cmd_token_del); | |
de8f7a39 | 371 | |
d62a17ae | 372 | cmd_graph_parse(graph, cmd); |
373 | cmd_graph_names(graph); | |
374 | cmd_graph_merge(cnode->cmdgraph, graph, -1); | |
375 | graph_delete_graph(graph); | |
de8f7a39 | 376 | |
d62a17ae | 377 | if (ntype == VIEW_NODE) |
378 | uninstall_element(ENABLE_NODE, cmd); | |
de8f7a39 DL |
379 | } |
380 | ||
381 | ||
2d362d10 | 382 | static const unsigned char itoa64[] = |
d62a17ae | 383 | "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
718e3744 | 384 | |
d62a17ae | 385 | static void to64(char *s, long v, int n) |
718e3744 | 386 | { |
d62a17ae | 387 | while (--n >= 0) { |
388 | *s++ = itoa64[v & 0x3f]; | |
389 | v >>= 6; | |
390 | } | |
718e3744 | 391 | } |
392 | ||
d62a17ae | 393 | static char *zencrypt(const char *passwd) |
718e3744 | 394 | { |
d62a17ae | 395 | char salt[6]; |
396 | struct timeval tv; | |
397 | char *crypt(const char *, const char *); | |
718e3744 | 398 | |
d62a17ae | 399 | gettimeofday(&tv, 0); |
d0bfb22c | 400 | |
5920b3eb | 401 | to64(&salt[0], frr_weak_random(), 3); |
d62a17ae | 402 | to64(&salt[3], tv.tv_usec, 3); |
403 | salt[5] = '\0'; | |
718e3744 | 404 | |
d62a17ae | 405 | return crypt(passwd, salt); |
718e3744 | 406 | } |
407 | ||
0bdeb5e5 DL |
408 | static bool full_cli; |
409 | ||
718e3744 | 410 | /* This function write configuration of this host. */ |
d62a17ae | 411 | static int config_write_host(struct vty *vty) |
412 | { | |
6b3ee3a0 MK |
413 | if (cmd_hostname_get()) |
414 | vty_out(vty, "hostname %s\n", cmd_hostname_get()); | |
d62a17ae | 415 | |
3b103fec MK |
416 | if (cmd_domainname_get()) |
417 | vty_out(vty, "domainname %s\n", cmd_domainname_get()); | |
418 | ||
0204baa8 | 419 | /* The following are all configuration commands that are not sent to |
3518f352 DS |
420 | * watchfrr. For instance watchfrr is hardcoded to log to syslog so |
421 | * we would always display 'log syslog informational' in the config | |
422 | * which would cause other daemons to then switch to syslog when they | |
423 | * parse frr.conf. | |
424 | */ | |
0bdeb5e5 | 425 | if (full_cli) { |
0204baa8 DW |
426 | if (host.encrypt) { |
427 | if (host.password_encrypt) | |
3518f352 DS |
428 | vty_out(vty, "password 8 %s\n", |
429 | host.password_encrypt); | |
0204baa8 DW |
430 | if (host.enable_encrypt) |
431 | vty_out(vty, "enable password 8 %s\n", | |
432 | host.enable_encrypt); | |
433 | } else { | |
434 | if (host.password) | |
435 | vty_out(vty, "password %s\n", host.password); | |
436 | if (host.enable) | |
3518f352 DS |
437 | vty_out(vty, "enable password %s\n", |
438 | host.enable); | |
0204baa8 | 439 | } |
0bdeb5e5 | 440 | log_config_write(vty); |
d62a17ae | 441 | |
45f01188 DL |
442 | /* print disable always, but enable only if default is flipped |
443 | * => prep for future removal of compile-time knob | |
444 | */ | |
445 | if (!cputime_enabled) | |
446 | vty_out(vty, "no service cputime-stats\n"); | |
447 | #ifdef EXCLUDE_CPU_TIME | |
448 | else | |
449 | vty_out(vty, "service cputime-stats\n"); | |
450 | #endif | |
451 | ||
452 | if (!cputime_threshold) | |
453 | vty_out(vty, "no service cputime-warning\n"); | |
454 | #if defined(CONSUMED_TIME_CHECK) && CONSUMED_TIME_CHECK != 5000000 | |
455 | else /* again, always print non-default */ | |
456 | #else | |
457 | else if (cputime_threshold != 5000000) | |
458 | #endif | |
459 | vty_out(vty, "service cputime-warning %lu\n", | |
460 | cputime_threshold); | |
461 | ||
462 | if (!walltime_threshold) | |
463 | vty_out(vty, "no service walltime-warning\n"); | |
464 | #if defined(CONSUMED_TIME_CHECK) && CONSUMED_TIME_CHECK != 5000000 | |
465 | else /* again, always print non-default */ | |
466 | #else | |
467 | else if (walltime_threshold != 5000000) | |
468 | #endif | |
469 | vty_out(vty, "service walltime-warning %lu\n", | |
470 | walltime_threshold); | |
471 | ||
0204baa8 DW |
472 | if (host.advanced) |
473 | vty_out(vty, "service advanced-vty\n"); | |
d62a17ae | 474 | |
0204baa8 DW |
475 | if (host.encrypt) |
476 | vty_out(vty, "service password-encryption\n"); | |
d62a17ae | 477 | |
0204baa8 | 478 | if (host.lines >= 0) |
3518f352 DS |
479 | vty_out(vty, "service terminal-length %d\n", |
480 | host.lines); | |
d62a17ae | 481 | |
0204baa8 DW |
482 | if (host.motdfile) |
483 | vty_out(vty, "banner motd file %s\n", host.motdfile); | |
19d61463 DA |
484 | else if (host.motd |
485 | && strncmp(host.motd, FRR_DEFAULT_MOTD, | |
486 | strlen(host.motd))) | |
487 | vty_out(vty, "banner motd line %s\n", host.motd); | |
0204baa8 DW |
488 | else if (!host.motd) |
489 | vty_out(vty, "no banner motd\n"); | |
490 | } | |
d62a17ae | 491 | |
9eed278b DL |
492 | if (debug_memstats_at_exit) |
493 | vty_out(vty, "!\ndebug memstats-at-exit\n"); | |
494 | ||
d62a17ae | 495 | return 1; |
718e3744 | 496 | } |
497 | ||
d0bfb22c | 498 | /* Utility function for getting command graph. */ |
d62a17ae | 499 | static struct graph *cmd_node_graph(vector v, enum node_type ntype) |
718e3744 | 500 | { |
d62a17ae | 501 | struct cmd_node *cnode = vector_slot(v, ntype); |
502 | return cnode->cmdgraph; | |
718e3744 | 503 | } |
504 | ||
d62a17ae | 505 | static int cmd_try_do_shortcut(enum node_type node, char *first_word) |
506 | { | |
507 | if (first_word != NULL && node != AUTH_NODE && node != VIEW_NODE | |
508 | && node != AUTH_ENABLE_NODE && 0 == strcmp("do", first_word)) | |
509 | return 1; | |
510 | return 0; | |
718e3744 | 511 | } |
512 | ||
d0bfb22c QY |
513 | /** |
514 | * Compare function for cmd_token. | |
515 | * Used with qsort to sort command completions. | |
516 | */ | |
d62a17ae | 517 | static int compare_completions(const void *fst, const void *snd) |
718e3744 | 518 | { |
36de6e0e A |
519 | const struct cmd_token *first = *(const struct cmd_token * const *)fst, |
520 | *secnd = *(const struct cmd_token * const *)snd; | |
d62a17ae | 521 | return strcmp(first->text, secnd->text); |
718e3744 | 522 | } |
523 | ||
d0bfb22c QY |
524 | /** |
525 | * Takes a list of completions returned by command_complete, | |
526 | * dedeuplicates them based on both text and description, | |
6011c1b2 QY |
527 | * sorts them, and returns them as a vector. |
528 | * | |
529 | * @param completions linked list of cmd_token | |
530 | * @return deduplicated and sorted vector with | |
d0bfb22c | 531 | */ |
d62a17ae | 532 | vector completions_to_vec(struct list *completions) |
533 | { | |
534 | vector comps = vector_init(VECTOR_MIN_SIZE); | |
535 | ||
536 | struct listnode *ln; | |
537 | struct cmd_token *token, *cr = NULL; | |
538 | unsigned int i, exists; | |
539 | for (ALL_LIST_ELEMENTS_RO(completions, ln, token)) { | |
540 | if (token->type == END_TKN && (cr = token)) | |
541 | continue; | |
542 | ||
543 | // linear search for token in completions vector | |
544 | exists = 0; | |
545 | for (i = 0; i < vector_active(comps) && !exists; i++) { | |
546 | struct cmd_token *curr = vector_slot(comps, i); | |
53205694 | 547 | #ifdef VTYSH_DEBUG |
d62a17ae | 548 | exists = !strcmp(curr->text, token->text) |
549 | && !strcmp(curr->desc, token->desc); | |
53205694 | 550 | #else |
d62a17ae | 551 | exists = !strcmp(curr->text, token->text); |
53205694 | 552 | #endif /* VTYSH_DEBUG */ |
d62a17ae | 553 | } |
909a2155 | 554 | |
d62a17ae | 555 | if (!exists) |
556 | vector_set(comps, token); | |
557 | } | |
cd40b329 | 558 | |
d62a17ae | 559 | // sort completions |
560 | qsort(comps->index, vector_active(comps), sizeof(void *), | |
561 | &compare_completions); | |
cd40b329 | 562 | |
d62a17ae | 563 | // make <cr> the first element, if it is present |
564 | if (cr) { | |
565 | vector_set_index(comps, vector_active(comps), NULL); | |
566 | memmove(comps->index + 1, comps->index, | |
567 | (comps->alloced - 1) * sizeof(void *)); | |
568 | vector_set_index(comps, 0, cr); | |
569 | } | |
6011c1b2 | 570 | |
d62a17ae | 571 | return comps; |
cd40b329 | 572 | } |
d0bfb22c QY |
573 | /** |
574 | * Generates a vector of cmd_token representing possible completions | |
575 | * on the current input. | |
576 | * | |
577 | * @param vline the vectorized input line | |
578 | * @param vty the vty with the node to match on | |
579 | * @param status pointer to matcher status code | |
ebacb4ed | 580 | * @return vector of struct cmd_token * with possible completions |
d0bfb22c | 581 | */ |
d62a17ae | 582 | static vector cmd_complete_command_real(vector vline, struct vty *vty, |
583 | int *status) | |
cd40b329 | 584 | { |
d62a17ae | 585 | struct list *completions; |
586 | struct graph *cmdgraph = cmd_node_graph(cmdvec, vty->node); | |
cd40b329 | 587 | |
d62a17ae | 588 | enum matcher_rv rv = command_complete(cmdgraph, vline, &completions); |
cd40b329 | 589 | |
d62a17ae | 590 | if (MATCHER_ERROR(rv)) { |
591 | *status = CMD_ERR_NO_MATCH; | |
592 | return NULL; | |
593 | } | |
b92938a7 | 594 | |
d62a17ae | 595 | vector comps = completions_to_vec(completions); |
6a154c88 | 596 | list_delete(&completions); |
b92938a7 | 597 | |
d62a17ae | 598 | // set status code appropriately |
599 | switch (vector_active(comps)) { | |
600 | case 0: | |
601 | *status = CMD_ERR_NO_MATCH; | |
602 | break; | |
603 | case 1: | |
604 | *status = CMD_COMPLETE_FULL_MATCH; | |
605 | break; | |
606 | default: | |
607 | *status = CMD_COMPLETE_LIST_MATCH; | |
608 | } | |
718e3744 | 609 | |
d62a17ae | 610 | return comps; |
d0bfb22c | 611 | } |
718e3744 | 612 | |
d62a17ae | 613 | vector cmd_describe_command(vector vline, struct vty *vty, int *status) |
d0bfb22c | 614 | { |
d62a17ae | 615 | vector ret; |
718e3744 | 616 | |
d62a17ae | 617 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { |
618 | enum node_type onode; | |
1c2facd1 | 619 | int orig_xpath_index; |
d62a17ae | 620 | vector shifted_vline; |
621 | unsigned int index; | |
718e3744 | 622 | |
d62a17ae | 623 | onode = vty->node; |
1c2facd1 | 624 | orig_xpath_index = vty->xpath_index; |
d62a17ae | 625 | vty->node = ENABLE_NODE; |
1c2facd1 | 626 | vty->xpath_index = 0; |
d62a17ae | 627 | /* We can try it on enable node, cos' the vty is authenticated |
628 | */ | |
718e3744 | 629 | |
d62a17ae | 630 | shifted_vline = vector_init(vector_count(vline)); |
631 | /* use memcpy? */ | |
632 | for (index = 1; index < vector_active(vline); index++) { | |
633 | vector_set_index(shifted_vline, index - 1, | |
634 | vector_lookup(vline, index)); | |
635 | } | |
718e3744 | 636 | |
d62a17ae | 637 | ret = cmd_complete_command_real(shifted_vline, vty, status); |
d0bfb22c | 638 | |
d62a17ae | 639 | vector_free(shifted_vline); |
640 | vty->node = onode; | |
1c2facd1 | 641 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 642 | return ret; |
643 | } | |
718e3744 | 644 | |
d62a17ae | 645 | return cmd_complete_command_real(vline, vty, status); |
718e3744 | 646 | } |
647 | ||
70d44c5c DL |
648 | static struct list *varhandlers = NULL; |
649 | ||
d62a17ae | 650 | void cmd_variable_complete(struct cmd_token *token, const char *arg, |
651 | vector comps) | |
652 | { | |
653 | struct listnode *ln; | |
654 | const struct cmd_variable_handler *cvh; | |
655 | size_t i, argsz; | |
656 | vector tmpcomps; | |
657 | ||
658 | tmpcomps = arg ? vector_init(VECTOR_MIN_SIZE) : comps; | |
659 | ||
660 | for (ALL_LIST_ELEMENTS_RO(varhandlers, ln, cvh)) { | |
661 | if (cvh->tokenname && strcmp(cvh->tokenname, token->text)) | |
662 | continue; | |
9d303b37 DL |
663 | if (cvh->varname && (!token->varname |
664 | || strcmp(cvh->varname, token->varname))) | |
d62a17ae | 665 | continue; |
666 | cvh->completions(tmpcomps, token); | |
667 | break; | |
668 | } | |
669 | ||
670 | if (!arg) | |
671 | return; | |
672 | ||
673 | argsz = strlen(arg); | |
674 | for (i = vector_active(tmpcomps); i; i--) { | |
675 | char *item = vector_slot(tmpcomps, i - 1); | |
676 | if (strlen(item) >= argsz && !strncmp(item, arg, argsz)) | |
677 | vector_set(comps, item); | |
678 | else | |
679 | XFREE(MTYPE_COMPLETION, item); | |
680 | } | |
681 | vector_free(tmpcomps); | |
70d44c5c DL |
682 | } |
683 | ||
1a0f614d QY |
684 | #define AUTOCOMP_INDENT 5 |
685 | ||
d62a17ae | 686 | char *cmd_variable_comp2str(vector comps, unsigned short cols) |
1a0f614d | 687 | { |
d62a17ae | 688 | size_t bsz = 16; |
689 | char *buf = XCALLOC(MTYPE_TMP, bsz); | |
690 | int lc = AUTOCOMP_INDENT; | |
691 | size_t cs = AUTOCOMP_INDENT; | |
692 | size_t itemlen; | |
693 | snprintf(buf, bsz, "%*s", AUTOCOMP_INDENT, ""); | |
694 | for (size_t j = 0; j < vector_active(comps); j++) { | |
695 | char *item = vector_slot(comps, j); | |
696 | itemlen = strlen(item); | |
1a0f614d | 697 | |
d62a17ae | 698 | if (cs + itemlen + AUTOCOMP_INDENT + 3 >= bsz) |
699 | buf = XREALLOC(MTYPE_TMP, buf, (bsz *= 2)); | |
1a0f614d | 700 | |
d62a17ae | 701 | if (lc + itemlen + 1 >= cols) { |
702 | cs += snprintf(&buf[cs], bsz - cs, "\n%*s", | |
703 | AUTOCOMP_INDENT, ""); | |
704 | lc = AUTOCOMP_INDENT; | |
705 | } | |
1a0f614d | 706 | |
d62a17ae | 707 | size_t written = snprintf(&buf[cs], bsz - cs, "%s ", item); |
708 | lc += written; | |
709 | cs += written; | |
710 | XFREE(MTYPE_COMPLETION, item); | |
711 | vector_set_index(comps, j, NULL); | |
712 | } | |
713 | return buf; | |
1a0f614d QY |
714 | } |
715 | ||
d62a17ae | 716 | void cmd_variable_handler_register(const struct cmd_variable_handler *cvh) |
70d44c5c | 717 | { |
d62a17ae | 718 | if (!varhandlers) |
719 | return; | |
70d44c5c | 720 | |
d62a17ae | 721 | for (; cvh->completions; cvh++) |
722 | listnode_add(varhandlers, (void *)cvh); | |
70d44c5c DL |
723 | } |
724 | ||
7f059ea6 DL |
725 | DEFUN_HIDDEN (autocomplete, |
726 | autocomplete_cmd, | |
727 | "autocomplete TYPE TEXT VARNAME", | |
728 | "Autocompletion handler (internal, for vtysh)\n" | |
729 | "cmd_token->type\n" | |
730 | "cmd_token->text\n" | |
731 | "cmd_token->varname\n") | |
732 | { | |
d62a17ae | 733 | struct cmd_token tok; |
734 | vector comps = vector_init(32); | |
735 | size_t i; | |
7f059ea6 | 736 | |
d62a17ae | 737 | memset(&tok, 0, sizeof(tok)); |
738 | tok.type = atoi(argv[1]->arg); | |
739 | tok.text = argv[2]->arg; | |
740 | tok.varname = argv[3]->arg; | |
741 | if (!strcmp(tok.varname, "-")) | |
742 | tok.varname = NULL; | |
7f059ea6 | 743 | |
d62a17ae | 744 | cmd_variable_complete(&tok, NULL, comps); |
7f059ea6 | 745 | |
d62a17ae | 746 | for (i = 0; i < vector_active(comps); i++) { |
747 | char *text = vector_slot(comps, i); | |
748 | vty_out(vty, "%s\n", text); | |
749 | XFREE(MTYPE_COMPLETION, text); | |
750 | } | |
7f059ea6 | 751 | |
d62a17ae | 752 | vector_free(comps); |
753 | return CMD_SUCCESS; | |
7f059ea6 DL |
754 | } |
755 | ||
ebacb4ed QY |
756 | /** |
757 | * Generate possible tab-completions for the given input. This function only | |
758 | * returns results that would result in a valid command if used as Readline | |
759 | * completions (as is the case in vtysh). For instance, if the passed vline ends | |
760 | * with '4.3.2', the strings 'A.B.C.D' and 'A.B.C.D/M' will _not_ be returned. | |
761 | * | |
762 | * @param vline vectorized input line | |
763 | * @param vty the vty | |
764 | * @param status location to store matcher status code in | |
765 | * @return set of valid strings for use with Readline as tab-completions. | |
766 | */ | |
767 | ||
d62a17ae | 768 | char **cmd_complete_command(vector vline, struct vty *vty, int *status) |
769 | { | |
770 | char **ret = NULL; | |
771 | int original_node = vty->node; | |
772 | vector input_line = vector_init(vector_count(vline)); | |
773 | ||
774 | // if the first token is 'do' we'll want to execute the command in the | |
775 | // enable node | |
776 | int do_shortcut = cmd_try_do_shortcut(vty->node, vector_slot(vline, 0)); | |
777 | vty->node = do_shortcut ? ENABLE_NODE : original_node; | |
778 | ||
779 | // construct the input line we'll be matching on | |
780 | unsigned int offset = (do_shortcut) ? 1 : 0; | |
781 | for (unsigned index = 0; index + offset < vector_active(vline); index++) | |
782 | vector_set_index(input_line, index, | |
783 | vector_lookup(vline, index + offset)); | |
784 | ||
785 | // get token completions -- this is a copying operation | |
786 | vector comps = NULL, initial_comps; | |
787 | initial_comps = cmd_complete_command_real(input_line, vty, status); | |
788 | ||
789 | if (!MATCHER_ERROR(*status)) { | |
790 | assert(initial_comps); | |
791 | // filter out everything that is not suitable for a | |
792 | // tab-completion | |
793 | comps = vector_init(VECTOR_MIN_SIZE); | |
794 | for (unsigned int i = 0; i < vector_active(initial_comps); | |
795 | i++) { | |
796 | struct cmd_token *token = vector_slot(initial_comps, i); | |
797 | if (token->type == WORD_TKN) | |
798 | vector_set(comps, XSTRDUP(MTYPE_COMPLETION, | |
799 | token->text)); | |
800 | else if (IS_VARYING_TOKEN(token->type)) { | |
801 | const char *ref = vector_lookup( | |
802 | vline, vector_active(vline) - 1); | |
803 | cmd_variable_complete(token, ref, comps); | |
804 | } | |
805 | } | |
806 | vector_free(initial_comps); | |
807 | ||
808 | // since we filtered results, we need to re-set status code | |
809 | switch (vector_active(comps)) { | |
810 | case 0: | |
811 | *status = CMD_ERR_NO_MATCH; | |
812 | break; | |
813 | case 1: | |
814 | *status = CMD_COMPLETE_FULL_MATCH; | |
815 | break; | |
816 | default: | |
817 | *status = CMD_COMPLETE_LIST_MATCH; | |
818 | } | |
819 | ||
820 | // copy completions text into an array of char* | |
821 | ret = XMALLOC(MTYPE_TMP, | |
822 | (vector_active(comps) + 1) * sizeof(char *)); | |
823 | unsigned int i; | |
824 | for (i = 0; i < vector_active(comps); i++) { | |
825 | ret[i] = vector_slot(comps, i); | |
826 | } | |
827 | // set the last element to NULL, because this array is used in | |
828 | // a Readline completion_generator function which expects NULL | |
829 | // as a sentinel value | |
830 | ret[i] = NULL; | |
831 | vector_free(comps); | |
832 | comps = NULL; | |
833 | } else if (initial_comps) | |
834 | vector_free(initial_comps); | |
835 | ||
836 | // comps should always be null here | |
837 | assert(!comps); | |
838 | ||
839 | // free the adjusted input line | |
840 | vector_free(input_line); | |
841 | ||
842 | // reset vty->node to its original value | |
843 | vty->node = original_node; | |
844 | ||
845 | return ret; | |
cde9f101 | 846 | } |
b92938a7 | 847 | |
b92938a7 | 848 | /* return parent node */ |
849 | /* MUST eventually converge on CONFIG_NODE */ | |
d62a17ae | 850 | enum node_type node_parent(enum node_type node) |
851 | { | |
852 | enum node_type ret; | |
853 | ||
854 | assert(node > CONFIG_NODE); | |
855 | ||
856 | switch (node) { | |
857 | case BGP_VPNV4_NODE: | |
858 | case BGP_VPNV6_NODE: | |
7c40bf39 | 859 | case BGP_FLOWSPECV4_NODE: |
860 | case BGP_FLOWSPECV6_NODE: | |
d62a17ae | 861 | case BGP_VRF_POLICY_NODE: |
862 | case BGP_VNC_DEFAULTS_NODE: | |
863 | case BGP_VNC_NVE_GROUP_NODE: | |
864 | case BGP_VNC_L2_GROUP_NODE: | |
865 | case BGP_IPV4_NODE: | |
866 | case BGP_IPV4M_NODE: | |
867 | case BGP_IPV4L_NODE: | |
868 | case BGP_IPV6_NODE: | |
869 | case BGP_IPV6M_NODE: | |
870 | case BGP_EVPN_NODE: | |
871 | case BGP_IPV6L_NODE: | |
ed18356f | 872 | case BMP_NODE: |
d62a17ae | 873 | ret = BGP_NODE; |
874 | break; | |
875 | case BGP_EVPN_VNI_NODE: | |
876 | ret = BGP_EVPN_NODE; | |
877 | break; | |
878 | case KEYCHAIN_KEY_NODE: | |
879 | ret = KEYCHAIN_NODE; | |
880 | break; | |
881 | case LINK_PARAMS_NODE: | |
882 | ret = INTERFACE_NODE; | |
883 | break; | |
884 | case LDP_IPV4_NODE: | |
885 | case LDP_IPV6_NODE: | |
886 | ret = LDP_NODE; | |
887 | break; | |
888 | case LDP_IPV4_IFACE_NODE: | |
889 | ret = LDP_IPV4_NODE; | |
890 | break; | |
891 | case LDP_IPV6_IFACE_NODE: | |
892 | ret = LDP_IPV6_NODE; | |
893 | break; | |
894 | case LDP_PSEUDOWIRE_NODE: | |
895 | ret = LDP_L2VPN_NODE; | |
896 | break; | |
c2f29cf3 RZ |
897 | case BFD_PEER_NODE: |
898 | ret = BFD_NODE; | |
899 | break; | |
d40d6c22 RZ |
900 | case BFD_PROFILE_NODE: |
901 | ret = BFD_NODE; | |
902 | break; | |
4d7b695d SM |
903 | case SR_TRAFFIC_ENG_NODE: |
904 | ret = SEGMENT_ROUTING_NODE; | |
905 | break; | |
906 | case SR_SEGMENT_LIST_NODE: | |
907 | ret = SR_TRAFFIC_ENG_NODE; | |
908 | break; | |
909 | case SR_POLICY_NODE: | |
910 | ret = SR_TRAFFIC_ENG_NODE; | |
911 | break; | |
912 | case SR_CANDIDATE_DYN_NODE: | |
913 | ret = SR_POLICY_NODE; | |
914 | break; | |
efba0985 SM |
915 | case PCEP_NODE: |
916 | ret = SR_TRAFFIC_ENG_NODE; | |
917 | break; | |
918 | case PCEP_PCE_CONFIG_NODE: | |
919 | ret = PCEP_NODE; | |
920 | break; | |
921 | case PCEP_PCE_NODE: | |
922 | ret = PCEP_NODE; | |
923 | break; | |
924 | case PCEP_PCC_NODE: | |
925 | ret = PCEP_NODE; | |
926 | break; | |
6c0a7c09 HS |
927 | case SRV6_NODE: |
928 | ret = SEGMENT_ROUTING_NODE; | |
929 | break; | |
930 | case SRV6_LOCS_NODE: | |
931 | ret = SRV6_NODE; | |
932 | break; | |
933 | case SRV6_LOC_NODE: | |
934 | ret = SRV6_LOCS_NODE; | |
935 | break; | |
d62a17ae | 936 | default: |
937 | ret = CONFIG_NODE; | |
938 | break; | |
939 | } | |
940 | ||
941 | return ret; | |
b92938a7 | 942 | } |
943 | ||
718e3744 | 944 | /* Execute command by argument vline vector. */ |
c139972c | 945 | static int cmd_execute_command_real(vector vline, enum cmd_filter_type filter, |
d62a17ae | 946 | struct vty *vty, |
e3476061 DL |
947 | const struct cmd_element **cmd, |
948 | unsigned int up_level) | |
d62a17ae | 949 | { |
950 | struct list *argv_list; | |
951 | enum matcher_rv status; | |
952 | const struct cmd_element *matched_element = NULL; | |
e3476061 DL |
953 | unsigned int i; |
954 | int xpath_index = vty->xpath_index; | |
955 | int node = vty->node; | |
d62a17ae | 956 | |
e3476061 DL |
957 | /* only happens for legacy split config file load; need to check for |
958 | * a match before calling node_exit handlers below | |
959 | */ | |
960 | for (i = 0; i < up_level; i++) { | |
961 | if (node <= CONFIG_NODE) | |
962 | return CMD_NO_LEVEL_UP; | |
963 | ||
964 | node = node_parent(node); | |
965 | ||
966 | if (xpath_index > 0 | |
967 | && vty_check_node_for_xpath_decrement(node, vty->node)) | |
968 | xpath_index--; | |
969 | } | |
970 | ||
971 | struct graph *cmdgraph = cmd_node_graph(cmdvec, node); | |
d62a17ae | 972 | status = command_match(cmdgraph, vline, &argv_list, &matched_element); |
973 | ||
974 | if (cmd) | |
975 | *cmd = matched_element; | |
976 | ||
977 | // if matcher error, return corresponding CMD_ERR | |
978 | if (MATCHER_ERROR(status)) { | |
979 | if (argv_list) | |
6a154c88 | 980 | list_delete(&argv_list); |
d62a17ae | 981 | switch (status) { |
982 | case MATCHER_INCOMPLETE: | |
983 | return CMD_ERR_INCOMPLETE; | |
984 | case MATCHER_AMBIGUOUS: | |
985 | return CMD_ERR_AMBIGUOUS; | |
986 | default: | |
987 | return CMD_ERR_NO_MATCH; | |
988 | } | |
989 | } | |
990 | ||
e3476061 DL |
991 | for (i = 0; i < up_level; i++) |
992 | cmd_exit(vty); | |
993 | ||
d62a17ae | 994 | // build argv array from argv list |
995 | struct cmd_token **argv = XMALLOC( | |
996 | MTYPE_TMP, argv_list->count * sizeof(struct cmd_token *)); | |
997 | struct listnode *ln; | |
998 | struct cmd_token *token; | |
e3476061 DL |
999 | |
1000 | i = 0; | |
d62a17ae | 1001 | for (ALL_LIST_ELEMENTS_RO(argv_list, ln, token)) |
1002 | argv[i++] = token; | |
1003 | ||
1004 | int argc = argv_list->count; | |
1005 | ||
1006 | int ret; | |
1007 | if (matched_element->daemon) | |
1008 | ret = CMD_SUCCESS_DAEMON; | |
a6233bfc | 1009 | else { |
eaf6705d RW |
1010 | if (vty->config) { |
1011 | /* Clear array of enqueued configuration changes. */ | |
1012 | vty->num_cfg_changes = 0; | |
1013 | memset(&vty->cfg_changes, 0, sizeof(vty->cfg_changes)); | |
1014 | ||
689b9cf5 RW |
1015 | /* Regenerate candidate configuration if necessary. */ |
1016 | if (frr_get_cli_mode() == FRR_CLI_CLASSIC | |
1017 | && running_config->version | |
1018 | > vty->candidate_config->version) | |
eaf6705d RW |
1019 | nb_config_replace(vty->candidate_config, |
1020 | running_config, true); | |
b855e95f RW |
1021 | |
1022 | /* | |
1023 | * Perform pending commit (if any) before executing | |
1024 | * non-YANG command. | |
1025 | */ | |
1026 | if (matched_element->attr != CMD_ATTR_YANG) | |
fd396924 | 1027 | (void)nb_cli_pending_commit_check(vty); |
eaf6705d | 1028 | } |
a6233bfc | 1029 | |
d62a17ae | 1030 | ret = matched_element->func(matched_element, vty, argc, argv); |
a6233bfc | 1031 | } |
d62a17ae | 1032 | |
1033 | // delete list and cmd_token's in it | |
6a154c88 | 1034 | list_delete(&argv_list); |
d62a17ae | 1035 | XFREE(MTYPE_TMP, argv); |
1036 | ||
1037 | return ret; | |
718e3744 | 1038 | } |
1039 | ||
cd40b329 CF |
1040 | /** |
1041 | * Execute a given command, handling things like "do ..." and checking | |
1042 | * whether the given command might apply at a parent node if doesn't | |
1043 | * apply for the current node. | |
1044 | * | |
1045 | * @param vline Command line input, vector of char* where each element is | |
1046 | * one input token. | |
1047 | * @param vty The vty context in which the command should be executed. | |
1048 | * @param cmd Pointer where the struct cmd_element of the matched command | |
1049 | * will be stored, if any. May be set to NULL if this info is | |
1050 | * not needed. | |
1051 | * @param vtysh If set != 0, don't lookup the command at parent nodes. | |
1052 | * @return The status of the command that has been executed or an error code | |
1053 | * as to why no command could be executed. | |
1054 | */ | |
d62a17ae | 1055 | int cmd_execute_command(vector vline, struct vty *vty, |
1056 | const struct cmd_element **cmd, int vtysh) | |
17aca20b | 1057 | { |
d62a17ae | 1058 | int ret, saved_ret = 0; |
1059 | enum node_type onode, try_node; | |
1c2facd1 | 1060 | int orig_xpath_index; |
eda031f6 | 1061 | |
d62a17ae | 1062 | onode = try_node = vty->node; |
1c2facd1 | 1063 | orig_xpath_index = vty->xpath_index; |
b92938a7 | 1064 | |
d62a17ae | 1065 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { |
1066 | vector shifted_vline; | |
1067 | unsigned int index; | |
b92938a7 | 1068 | |
d62a17ae | 1069 | vty->node = ENABLE_NODE; |
1c2facd1 | 1070 | vty->xpath_index = 0; |
d62a17ae | 1071 | /* We can try it on enable node, cos' the vty is authenticated |
1072 | */ | |
b92938a7 | 1073 | |
d62a17ae | 1074 | shifted_vline = vector_init(vector_count(vline)); |
1075 | /* use memcpy? */ | |
1076 | for (index = 1; index < vector_active(vline); index++) | |
1077 | vector_set_index(shifted_vline, index - 1, | |
1078 | vector_lookup(vline, index)); | |
b92938a7 | 1079 | |
d62a17ae | 1080 | ret = cmd_execute_command_real(shifted_vline, FILTER_RELAXED, |
e3476061 | 1081 | vty, cmd, 0); |
b92938a7 | 1082 | |
d62a17ae | 1083 | vector_free(shifted_vline); |
1084 | vty->node = onode; | |
1c2facd1 | 1085 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 1086 | return ret; |
1087 | } | |
b92938a7 | 1088 | |
d62a17ae | 1089 | saved_ret = ret = |
e3476061 | 1090 | cmd_execute_command_real(vline, FILTER_RELAXED, vty, cmd, 0); |
b92938a7 | 1091 | |
d62a17ae | 1092 | if (vtysh) |
1093 | return saved_ret; | |
87d683b0 | 1094 | |
825d5fbf | 1095 | if (ret != CMD_SUCCESS && ret != CMD_WARNING |
4bb7f7c2 | 1096 | && ret != CMD_ERR_AMBIGUOUS && ret != CMD_ERR_INCOMPLETE |
825d5fbf | 1097 | && ret != CMD_NOT_MY_INSTANCE && ret != CMD_WARNING_CONFIG_FAILED) { |
d62a17ae | 1098 | /* This assumes all nodes above CONFIG_NODE are childs of |
1099 | * CONFIG_NODE */ | |
1100 | while (vty->node > CONFIG_NODE) { | |
1101 | try_node = node_parent(try_node); | |
1102 | vty->node = try_node; | |
dd90823b CS |
1103 | if (vty->xpath_index > 0 |
1104 | && vty_check_node_for_xpath_decrement(try_node, | |
1105 | onode)) | |
1c2facd1 | 1106 | vty->xpath_index--; |
d62a17ae | 1107 | ret = cmd_execute_command_real(vline, FILTER_RELAXED, |
e3476061 | 1108 | vty, cmd, 0); |
825d5fbf | 1109 | if (ret == CMD_SUCCESS || ret == CMD_WARNING |
4bb7f7c2 | 1110 | || ret == CMD_ERR_AMBIGUOUS || ret == CMD_ERR_INCOMPLETE |
825d5fbf CS |
1111 | || ret == CMD_NOT_MY_INSTANCE |
1112 | || ret == CMD_WARNING_CONFIG_FAILED) | |
d62a17ae | 1113 | return ret; |
1114 | } | |
1115 | /* no command succeeded, reset the vty to the original node */ | |
1116 | vty->node = onode; | |
1c2facd1 | 1117 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 1118 | } |
04e64062 | 1119 | |
d62a17ae | 1120 | /* return command status for original node */ |
1121 | return saved_ret; | |
b92938a7 | 1122 | } |
1123 | ||
cd40b329 CF |
1124 | /** |
1125 | * Execute a given command, matching it strictly against the current node. | |
1126 | * This mode is used when reading config files. | |
1127 | * | |
1128 | * @param vline Command line input, vector of char* where each element is | |
1129 | * one input token. | |
1130 | * @param vty The vty context in which the command should be executed. | |
1131 | * @param cmd Pointer where the struct cmd_element* of the matched command | |
1132 | * will be stored, if any. May be set to NULL if this info is | |
1133 | * not needed. | |
1134 | * @return The status of the command that has been executed or an error code | |
1135 | * as to why no command could be executed. | |
1136 | */ | |
d62a17ae | 1137 | int cmd_execute_command_strict(vector vline, struct vty *vty, |
1138 | const struct cmd_element **cmd) | |
718e3744 | 1139 | { |
e3476061 | 1140 | return cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd, 0); |
718e3744 | 1141 | } |
1142 | ||
01e24c4a QY |
1143 | /* |
1144 | * Hook for preprocessing command string before executing. | |
1145 | * | |
1146 | * All subscribers are called with the raw command string that is to be | |
1147 | * executed. If any changes are to be made, a new string should be allocated | |
1148 | * with MTYPE_TMP and *cmd_out updated to point to this new string. The caller | |
1149 | * is then responsible for freeing this string. | |
1150 | * | |
1151 | * All processing functions must be mutually exclusive in their action, i.e. if | |
1152 | * one subscriber decides to modify the command, all others must not modify it | |
1153 | * when called. Feeding the output of one processing command into a subsequent | |
1154 | * one is not supported. | |
1155 | * | |
1156 | * This hook is intentionally internal to the command processing system. | |
1157 | * | |
1158 | * cmd_in | |
1159 | * The raw command string. | |
1160 | * | |
1161 | * cmd_out | |
1162 | * The result of any processing. | |
1163 | */ | |
1164 | DECLARE_HOOK(cmd_execute, | |
0a334343 | 1165 | (struct vty *vty, const char *cmd_in, char **cmd_out), |
01e24c4a | 1166 | (vty, cmd_in, cmd_out)); |
0a334343 | 1167 | DEFINE_HOOK(cmd_execute, (struct vty *vty, const char *cmd_in, char **cmd_out), |
01e24c4a QY |
1168 | (vty, cmd_in, cmd_out)); |
1169 | ||
1170 | /* Hook executed after a CLI command. */ | |
0a334343 | 1171 | DECLARE_KOOH(cmd_execute_done, (struct vty *vty, const char *cmd_exec), |
01e24c4a | 1172 | (vty, cmd_exec)); |
0a334343 | 1173 | DEFINE_KOOH(cmd_execute_done, (struct vty *vty, const char *cmd_exec), |
01e24c4a QY |
1174 | (vty, cmd_exec)); |
1175 | ||
fe6b47b9 QY |
1176 | /* |
1177 | * cmd_execute hook subscriber to handle `|` actions. | |
1178 | */ | |
1179 | static int handle_pipe_action(struct vty *vty, const char *cmd_in, | |
1180 | char **cmd_out) | |
1181 | { | |
1182 | /* look for `|` */ | |
9f227e4c | 1183 | char *orig, *working, *token, *u; |
fe6b47b9 | 1184 | char *pipe = strstr(cmd_in, "| "); |
2f272cb4 | 1185 | int ret = 0; |
fe6b47b9 QY |
1186 | |
1187 | if (!pipe) | |
1188 | return 0; | |
1189 | ||
1190 | /* duplicate string for processing purposes, not including pipe */ | |
1191 | orig = working = XSTRDUP(MTYPE_TMP, pipe + 2); | |
1192 | ||
1193 | /* retrieve action */ | |
1194 | token = strsep(&working, " "); | |
4f4060f6 | 1195 | assert(token); |
fe6b47b9 QY |
1196 | |
1197 | /* match result to known actions */ | |
1198 | if (strmatch(token, "include")) { | |
1199 | /* the remaining text should be a regexp */ | |
1200 | char *regexp = working; | |
5d806ec6 QY |
1201 | |
1202 | if (!regexp) { | |
1203 | vty_out(vty, "%% Need a regexp to filter with\n"); | |
2f272cb4 | 1204 | ret = 1; |
5d806ec6 QY |
1205 | goto fail; |
1206 | } | |
1207 | ||
fe6b47b9 | 1208 | bool succ = vty_set_include(vty, regexp); |
0a334343 | 1209 | |
fe6b47b9 | 1210 | if (!succ) { |
5d806ec6 | 1211 | vty_out(vty, "%% Bad regexp '%s'\n", regexp); |
2f272cb4 | 1212 | ret = 1; |
fe6b47b9 QY |
1213 | goto fail; |
1214 | } | |
2cddf2ff | 1215 | *cmd_out = XSTRDUP(MTYPE_TMP, cmd_in); |
9f227e4c | 1216 | u = *cmd_out; |
1217 | strsep(&u, "|"); | |
fe6b47b9 | 1218 | } else { |
5d806ec6 | 1219 | vty_out(vty, "%% Unknown action '%s'\n", token); |
2f272cb4 | 1220 | ret = 1; |
fe6b47b9 QY |
1221 | goto fail; |
1222 | } | |
1223 | ||
1224 | fail: | |
1225 | XFREE(MTYPE_TMP, orig); | |
2f272cb4 | 1226 | return ret; |
fe6b47b9 QY |
1227 | } |
1228 | ||
1229 | static int handle_pipe_action_done(struct vty *vty, const char *cmd_exec) | |
1230 | { | |
0b42d81a | 1231 | if (vty->filter) |
fe6b47b9 | 1232 | vty_set_include(vty, NULL); |
0b42d81a | 1233 | |
fe6b47b9 QY |
1234 | return 0; |
1235 | } | |
1236 | ||
01e24c4a QY |
1237 | int cmd_execute(struct vty *vty, const char *cmd, |
1238 | const struct cmd_element **matched, int vtysh) | |
1239 | { | |
1240 | int ret; | |
1241 | char *cmd_out = NULL; | |
2f272cb4 | 1242 | const char *cmd_exec = NULL; |
01e24c4a QY |
1243 | vector vline; |
1244 | ||
2f272cb4 IR |
1245 | ret = hook_call(cmd_execute, vty, cmd, &cmd_out); |
1246 | if (ret) { | |
1247 | ret = CMD_WARNING; | |
1248 | goto free; | |
1249 | } | |
1250 | ||
01e24c4a QY |
1251 | cmd_exec = cmd_out ? (const char *)cmd_out : cmd; |
1252 | ||
1253 | vline = cmd_make_strvec(cmd_exec); | |
1254 | ||
1255 | if (vline) { | |
1256 | ret = cmd_execute_command(vline, vty, matched, vtysh); | |
1257 | cmd_free_strvec(vline); | |
1258 | } else { | |
1259 | ret = CMD_SUCCESS; | |
1260 | } | |
1261 | ||
2f272cb4 | 1262 | free: |
01e24c4a QY |
1263 | hook_call(cmd_execute_done, vty, cmd_exec); |
1264 | ||
0a22ddfb | 1265 | XFREE(MTYPE_TMP, cmd_out); |
01e24c4a QY |
1266 | |
1267 | return ret; | |
1268 | } | |
1269 | ||
1270 | ||
bed578b8 | 1271 | /** |
d62a17ae | 1272 | * Parse one line of config, walking up the parse tree attempting to find a |
1273 | * match | |
bed578b8 DS |
1274 | * |
1275 | * @param vty The vty context in which the command should be executed. | |
1276 | * @param cmd Pointer where the struct cmd_element* of the match command | |
1277 | * will be stored, if any. May be set to NULL if this info is | |
1278 | * not needed. | |
d62a17ae | 1279 | * @param use_daemon Boolean to control whether or not we match on |
1280 | * CMD_SUCCESS_DAEMON | |
bed578b8 DS |
1281 | * or not. |
1282 | * @return The status of the command that has been executed or an error code | |
1283 | * as to why no command could be executed. | |
1284 | */ | |
d62a17ae | 1285 | int command_config_read_one_line(struct vty *vty, |
7ab57d19 DS |
1286 | const struct cmd_element **cmd, |
1287 | uint32_t line_num, int use_daemon) | |
bed578b8 | 1288 | { |
d62a17ae | 1289 | vector vline; |
d62a17ae | 1290 | int ret; |
e3476061 | 1291 | unsigned up_level = 0; |
bed578b8 | 1292 | |
d62a17ae | 1293 | vline = cmd_make_strvec(vty->buf); |
bed578b8 | 1294 | |
d62a17ae | 1295 | /* In case of comment line */ |
1296 | if (vline == NULL) | |
1297 | return CMD_SUCCESS; | |
bed578b8 | 1298 | |
d62a17ae | 1299 | /* Execute configuration command : this is strict match */ |
1300 | ret = cmd_execute_command_strict(vline, vty, cmd); | |
bed578b8 | 1301 | |
e3476061 DL |
1302 | /* The logic for trying parent nodes is in cmd_execute_command_real() |
1303 | * since calling ->node_exit() correctly is a bit involved. This is | |
1304 | * also the only reason CMD_NO_LEVEL_UP exists. | |
1305 | */ | |
1306 | while (!(use_daemon && ret == CMD_SUCCESS_DAEMON) | |
1307 | && !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) | |
1308 | && ret != CMD_SUCCESS && ret != CMD_WARNING | |
4bb7f7c2 | 1309 | && ret != CMD_ERR_AMBIGUOUS && ret != CMD_ERR_INCOMPLETE |
e3476061 DL |
1310 | && ret != CMD_NOT_MY_INSTANCE && ret != CMD_WARNING_CONFIG_FAILED |
1311 | && ret != CMD_NO_LEVEL_UP) | |
1312 | ret = cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd, | |
1313 | ++up_level); | |
1314 | ||
1315 | if (ret == CMD_NO_LEVEL_UP) | |
1316 | ret = CMD_ERR_NO_MATCH; | |
bed578b8 | 1317 | |
b45d8ccc DS |
1318 | if (ret != CMD_SUCCESS && |
1319 | ret != CMD_WARNING && | |
1320 | ret != CMD_SUCCESS_DAEMON) { | |
7ab57d19 DS |
1321 | struct vty_error *ve = XCALLOC(MTYPE_TMP, sizeof(*ve)); |
1322 | ||
1323 | memcpy(ve->error_buf, vty->buf, VTY_BUFSIZ); | |
1324 | ve->line_num = line_num; | |
1325 | if (!vty->error) | |
1326 | vty->error = list_new(); | |
1327 | ||
1328 | listnode_add(vty->error, ve); | |
1329 | } | |
cbd7259d | 1330 | |
d62a17ae | 1331 | cmd_free_strvec(vline); |
bed578b8 | 1332 | |
d62a17ae | 1333 | return ret; |
bed578b8 DS |
1334 | } |
1335 | ||
5689fe5f | 1336 | /* Configuration make from file. */ |
d62a17ae | 1337 | int config_from_file(struct vty *vty, FILE *fp, unsigned int *line_num) |
718e3744 | 1338 | { |
d62a17ae | 1339 | int ret, error_ret = 0; |
1340 | *line_num = 0; | |
718e3744 | 1341 | |
d62a17ae | 1342 | while (fgets(vty->buf, VTY_BUFSIZ, fp)) { |
7ab57d19 | 1343 | ++(*line_num); |
13fbc82d | 1344 | |
7ab57d19 | 1345 | ret = command_config_read_one_line(vty, NULL, *line_num, 0); |
718e3744 | 1346 | |
d62a17ae | 1347 | if (ret != CMD_SUCCESS && ret != CMD_WARNING |
1348 | && ret != CMD_ERR_NOTHING_TODO) | |
1349 | error_ret = ret; | |
1350 | } | |
5689fe5f | 1351 | |
d62a17ae | 1352 | if (error_ret) { |
1353 | return error_ret; | |
1354 | } | |
5689fe5f | 1355 | |
d62a17ae | 1356 | return CMD_SUCCESS; |
718e3744 | 1357 | } |
1358 | ||
5689fe5f | 1359 | /* Configuration from terminal */ |
718e3744 | 1360 | DEFUN (config_terminal, |
1361 | config_terminal_cmd, | |
dc1c13c0 | 1362 | "configure [terminal]", |
718e3744 | 1363 | "Configuration from vty interface\n" |
1364 | "Configuration terminal\n") | |
1365 | { | |
f344c66e | 1366 | return vty_config_enter(vty, false, false); |
718e3744 | 1367 | } |
1368 | ||
1369 | /* Enable command */ | |
d0bfb22c | 1370 | DEFUN (enable, |
718e3744 | 1371 | config_enable_cmd, |
1372 | "enable", | |
1373 | "Turn on privileged mode command\n") | |
1374 | { | |
d62a17ae | 1375 | /* If enable password is NULL, change to ENABLE_NODE */ |
1376 | if ((host.enable == NULL && host.enable_encrypt == NULL) | |
1377 | || vty->type == VTY_SHELL_SERV) | |
1378 | vty->node = ENABLE_NODE; | |
1379 | else | |
1380 | vty->node = AUTH_ENABLE_NODE; | |
718e3744 | 1381 | |
d62a17ae | 1382 | return CMD_SUCCESS; |
718e3744 | 1383 | } |
1384 | ||
1385 | /* Disable command */ | |
d0bfb22c | 1386 | DEFUN (disable, |
718e3744 | 1387 | config_disable_cmd, |
1388 | "disable", | |
1389 | "Turn off privileged mode command\n") | |
1390 | { | |
d62a17ae | 1391 | if (vty->node == ENABLE_NODE) |
1392 | vty->node = VIEW_NODE; | |
1393 | return CMD_SUCCESS; | |
718e3744 | 1394 | } |
1395 | ||
1396 | /* Down vty node level. */ | |
1397 | DEFUN (config_exit, | |
1398 | config_exit_cmd, | |
1399 | "exit", | |
1400 | "Exit current mode and down to previous mode\n") | |
0b84f294 | 1401 | { |
d62a17ae | 1402 | cmd_exit(vty); |
1403 | return CMD_SUCCESS; | |
1404 | } | |
1405 | ||
791ded4a DL |
1406 | static int root_on_exit(struct vty *vty) |
1407 | { | |
1408 | if (vty_shell(vty)) | |
1409 | exit(0); | |
1410 | else | |
1411 | vty->status = VTY_CLOSE; | |
1412 | return 0; | |
1413 | } | |
1414 | ||
d62a17ae | 1415 | void cmd_exit(struct vty *vty) |
1416 | { | |
24389580 | 1417 | struct cmd_node *cnode = vector_lookup(cmdvec, vty->node); |
1c2facd1 | 1418 | |
791ded4a DL |
1419 | if (cnode->node_exit) { |
1420 | if (!cnode->node_exit(vty)) | |
1421 | return; | |
d62a17ae | 1422 | } |
791ded4a DL |
1423 | if (cnode->parent_node) |
1424 | vty->node = cnode->parent_node; | |
dd90823b CS |
1425 | if (vty->xpath_index > 0 |
1426 | && vty_check_node_for_xpath_decrement(vty->node, cnode->node)) | |
1c2facd1 | 1427 | vty->xpath_index--; |
718e3744 | 1428 | } |
1429 | ||
f667a580 QY |
1430 | /* ALIAS_FIXME */ |
1431 | DEFUN (config_quit, | |
1432 | config_quit_cmd, | |
1433 | "quit", | |
1434 | "Exit current mode and down to previous mode\n") | |
1435 | { | |
d62a17ae | 1436 | return config_exit(self, vty, argc, argv); |
f667a580 QY |
1437 | } |
1438 | ||
d0bfb22c | 1439 | |
718e3744 | 1440 | /* End of configuration. */ |
1441 | DEFUN (config_end, | |
1442 | config_end_cmd, | |
1443 | "end", | |
efd7904e | 1444 | "End current mode and change to enable mode.\n") |
718e3744 | 1445 | { |
cf09d3ca | 1446 | if (vty->config) { |
f344c66e | 1447 | vty_config_exit(vty); |
d62a17ae | 1448 | vty->node = ENABLE_NODE; |
d62a17ae | 1449 | } |
1450 | return CMD_SUCCESS; | |
718e3744 | 1451 | } |
1452 | ||
1453 | /* Show version. */ | |
1454 | DEFUN (show_version, | |
1455 | show_version_cmd, | |
1456 | "show version", | |
1457 | SHOW_STR | |
1458 | "Displays zebra version\n") | |
1459 | { | |
d62a17ae | 1460 | vty_out(vty, "%s %s (%s).\n", FRR_FULL_NAME, FRR_VERSION, |
6b3ee3a0 | 1461 | cmd_hostname_get() ? cmd_hostname_get() : ""); |
d62a17ae | 1462 | vty_out(vty, "%s%s\n", FRR_COPYRIGHT, GIT_INFO); |
e063f271 | 1463 | #ifdef ENABLE_VERSION_BUILD_CONFIG |
d62a17ae | 1464 | vty_out(vty, "configured with:\n %s\n", FRR_CONFIG_ARGS); |
e063f271 | 1465 | #endif |
d62a17ae | 1466 | return CMD_SUCCESS; |
718e3744 | 1467 | } |
1468 | ||
1469 | /* Help display function for all node. */ | |
1470 | DEFUN (config_help, | |
1471 | config_help_cmd, | |
1472 | "help", | |
1473 | "Description of the interactive help system\n") | |
1474 | { | |
d62a17ae | 1475 | vty_out(vty, |
1476 | "Quagga VTY provides advanced help feature. When you need help,\n\ | |
61b7d449 DL |
1477 | anytime at the command line please press '?'.\n\ |
1478 | \n\ | |
1479 | If nothing matches, the help list will be empty and you must backup\n\ | |
1480 | until entering a '?' shows the available options.\n\ | |
1481 | Two styles of help are provided:\n\ | |
1482 | 1. Full help is available when you are ready to enter a\n\ | |
1483 | command argument (e.g. 'show ?') and describes each possible\n\ | |
1484 | argument.\n\ | |
1485 | 2. Partial help is provided when an abbreviated argument is entered\n\ | |
1486 | and you want to know what arguments match the input\n\ | |
1487 | (e.g. 'show me?'.)\n\n"); | |
d62a17ae | 1488 | return CMD_SUCCESS; |
1489 | } | |
1490 | ||
1491 | static void permute(struct graph_node *start, struct vty *vty) | |
1492 | { | |
1493 | static struct list *position = NULL; | |
1494 | if (!position) | |
1495 | position = list_new(); | |
1496 | ||
1497 | struct cmd_token *stok = start->data; | |
1498 | struct graph_node *gnn; | |
1499 | struct listnode *ln; | |
1500 | ||
1501 | // recursive dfs | |
1502 | listnode_add(position, start); | |
1503 | for (unsigned int i = 0; i < vector_active(start->to); i++) { | |
1504 | struct graph_node *gn = vector_slot(start->to, i); | |
1505 | struct cmd_token *tok = gn->data; | |
1506 | if (tok->attr == CMD_ATTR_HIDDEN | |
1507 | || tok->attr == CMD_ATTR_DEPRECATED) | |
1508 | continue; | |
1509 | else if (tok->type == END_TKN || gn == start) { | |
1510 | vty_out(vty, " "); | |
1511 | for (ALL_LIST_ELEMENTS_RO(position, ln, gnn)) { | |
1512 | struct cmd_token *tt = gnn->data; | |
1513 | if (tt->type < SPECIAL_TKN) | |
1514 | vty_out(vty, " %s", tt->text); | |
1515 | } | |
1516 | if (gn == start) | |
1517 | vty_out(vty, "..."); | |
1518 | vty_out(vty, "\n"); | |
1519 | } else { | |
1520 | bool skip = false; | |
1521 | if (stok->type == FORK_TKN && tok->type != FORK_TKN) | |
1522 | for (ALL_LIST_ELEMENTS_RO(position, ln, gnn)) | |
1523 | if (gnn == gn) { | |
1524 | skip = true; | |
1525 | break; | |
1526 | } | |
1527 | if (!skip) | |
1528 | permute(gn, vty); | |
1529 | } | |
1530 | } | |
1531 | list_delete_node(position, listtail(position)); | |
1532 | } | |
1533 | ||
5b96d81c IR |
1534 | static void print_cmd(struct vty *vty, const char *cmd) |
1535 | { | |
1536 | int i, j, len = strlen(cmd); | |
77af3a34 | 1537 | char buf[len + 1]; |
5b96d81c IR |
1538 | bool skip = false; |
1539 | ||
1540 | j = 0; | |
1541 | for (i = 0; i < len; i++) { | |
1542 | /* skip varname */ | |
1543 | if (cmd[i] == '$') | |
1544 | skip = true; | |
1545 | else if (strchr(" ()<>[]{}|", cmd[i])) | |
1546 | skip = false; | |
1547 | ||
1548 | if (skip) | |
1549 | continue; | |
1550 | ||
1551 | if (isspace(cmd[i])) { | |
1552 | /* skip leading whitespace */ | |
1553 | if (i == 0) | |
1554 | continue; | |
1555 | /* skip trailing whitespace */ | |
1556 | if (i == len - 1) | |
1557 | continue; | |
1558 | /* skip all whitespace after opening brackets or pipe */ | |
1559 | if (strchr("(<[{|", cmd[i - 1])) { | |
1560 | while (isspace(cmd[i + 1])) | |
1561 | i++; | |
1562 | continue; | |
1563 | } | |
1564 | /* skip repeated whitespace */ | |
1565 | if (isspace(cmd[i + 1])) | |
1566 | continue; | |
1567 | /* skip whitespace before closing brackets or pipe */ | |
1568 | if (strchr(")>]}|", cmd[i + 1])) | |
1569 | continue; | |
1570 | /* convert tabs to spaces */ | |
1571 | if (cmd[i] == '\t') { | |
1572 | buf[j++] = ' '; | |
1573 | continue; | |
1574 | } | |
1575 | } | |
1576 | ||
1577 | buf[j++] = cmd[i]; | |
1578 | } | |
1579 | buf[j] = 0; | |
1580 | ||
1581 | vty_out(vty, "%s\n", buf); | |
1582 | } | |
1583 | ||
d62a17ae | 1584 | int cmd_list_cmds(struct vty *vty, int do_permute) |
1585 | { | |
1586 | struct cmd_node *node = vector_slot(cmdvec, vty->node); | |
1587 | ||
1588 | if (do_permute) | |
1589 | permute(vector_slot(node->cmdgraph->nodes, 0), vty); | |
1590 | else { | |
1591 | /* loop over all commands at this node */ | |
154e9ca1 | 1592 | const struct cmd_element *element = NULL; |
d62a17ae | 1593 | for (unsigned int i = 0; i < vector_active(node->cmd_vector); |
1594 | i++) | |
1595 | if ((element = vector_slot(node->cmd_vector, i)) | |
1596 | && element->attr != CMD_ATTR_DEPRECATED | |
5b96d81c IR |
1597 | && element->attr != CMD_ATTR_HIDDEN) { |
1598 | vty_out(vty, " "); | |
1599 | print_cmd(vty, element->string); | |
1600 | } | |
d62a17ae | 1601 | } |
1602 | return CMD_SUCCESS; | |
718e3744 | 1603 | } |
1604 | ||
0b84f294 DL |
1605 | /* Help display function for all node. */ |
1606 | DEFUN (config_list, | |
1607 | config_list_cmd, | |
1608 | "list [permutations]", | |
1609 | "Print command list\n" | |
1610 | "Print all possible command permutations\n") | |
1611 | { | |
d62a17ae | 1612 | return cmd_list_cmds(vty, argc == 2); |
0b84f294 DL |
1613 | } |
1614 | ||
a2454870 QY |
1615 | DEFUN (show_commandtree, |
1616 | show_commandtree_cmd, | |
1617 | "show commandtree [permutations]", | |
1618 | SHOW_STR | |
5a1945e4 DS |
1619 | "Show command tree\n" |
1620 | "Permutations that we are interested in\n") | |
a2454870 | 1621 | { |
d62a17ae | 1622 | return cmd_list_cmds(vty, argc == 3); |
a2454870 QY |
1623 | } |
1624 | ||
26fbe472 QY |
1625 | DEFUN_HIDDEN(show_cli_graph, |
1626 | show_cli_graph_cmd, | |
1627 | "show cli graph", | |
1628 | SHOW_STR | |
1629 | "CLI reflection\n" | |
1630 | "Dump current command space as DOT graph\n") | |
1631 | { | |
1632 | struct cmd_node *cn = vector_slot(cmdvec, vty->node); | |
1633 | char *dot = cmd_graph_dump_dot(cn->cmdgraph); | |
1634 | ||
1635 | vty_out(vty, "%s\n", dot); | |
1636 | XFREE(MTYPE_TMP, dot); | |
1637 | return CMD_SUCCESS; | |
1638 | } | |
1639 | ||
f806f29c | 1640 | static int vty_write_config(struct vty *vty) |
8efe88ea | 1641 | { |
d62a17ae | 1642 | size_t i; |
1643 | struct cmd_node *node; | |
8efe88ea | 1644 | |
f806f29c | 1645 | if (host.noconfig) |
1646 | return CMD_SUCCESS; | |
1647 | ||
5e6a9350 RW |
1648 | nb_cli_show_config_prepare(running_config, false); |
1649 | ||
d62a17ae | 1650 | if (vty->type == VTY_TERM) { |
1651 | vty_out(vty, "\nCurrent configuration:\n"); | |
1652 | vty_out(vty, "!\n"); | |
1653 | } | |
8efe88ea | 1654 | |
ac4adef4 DL |
1655 | if (strcmp(frr_defaults_version(), FRR_VER_SHORT)) |
1656 | vty_out(vty, "! loaded from %s\n", frr_defaults_version()); | |
d62a17ae | 1657 | vty_out(vty, "frr version %s\n", FRR_VER_SHORT); |
ac4adef4 | 1658 | vty_out(vty, "frr defaults %s\n", frr_defaults_profile()); |
d62a17ae | 1659 | vty_out(vty, "!\n"); |
8efe88ea | 1660 | |
8685be73 | 1661 | for (i = 0; i < vector_active(cmdvec); i++) |
612c2c15 DL |
1662 | if ((node = vector_slot(cmdvec, i)) && node->config_write) { |
1663 | if ((*node->config_write)(vty)) | |
8685be73 RW |
1664 | vty_out(vty, "!\n"); |
1665 | } | |
8efe88ea | 1666 | |
d62a17ae | 1667 | if (vty->type == VTY_TERM) { |
1668 | vty_out(vty, "end\n"); | |
1669 | } | |
8efe88ea | 1670 | |
f806f29c | 1671 | return CMD_SUCCESS; |
1672 | } | |
d862bffb | 1673 | |
f806f29c | 1674 | static int file_write_config(struct vty *vty) |
718e3744 | 1675 | { |
d62a17ae | 1676 | int fd, dirfd; |
1677 | char *config_file, *slash; | |
1678 | char *config_file_tmp = NULL; | |
1679 | char *config_file_sav = NULL; | |
1680 | int ret = CMD_WARNING; | |
1681 | struct vty *file_vty; | |
1682 | struct stat conf_stat; | |
1683 | ||
d62a17ae | 1684 | if (host.noconfig) |
1685 | return CMD_SUCCESS; | |
1686 | ||
1687 | /* Check and see if we are operating under vtysh configuration */ | |
1688 | if (host.config == NULL) { | |
1689 | vty_out(vty, | |
1690 | "Can't save to configuration file, using vtysh.\n"); | |
1691 | return CMD_WARNING; | |
1692 | } | |
1693 | ||
1694 | /* Get filename. */ | |
1695 | config_file = host.config; | |
d0bfb22c | 1696 | |
056cfe49 DL |
1697 | #ifndef O_DIRECTORY |
1698 | #define O_DIRECTORY 0 | |
1699 | #endif | |
d62a17ae | 1700 | slash = strrchr(config_file, '/'); |
1701 | if (slash) { | |
1702 | char *config_dir = XSTRDUP(MTYPE_TMP, config_file); | |
1703 | config_dir[slash - config_file] = '\0'; | |
1704 | dirfd = open(config_dir, O_DIRECTORY | O_RDONLY); | |
1705 | XFREE(MTYPE_TMP, config_dir); | |
1706 | } else | |
1707 | dirfd = open(".", O_DIRECTORY | O_RDONLY); | |
1708 | /* if dirfd is invalid, directory sync fails, but we're still OK */ | |
1709 | ||
9f73d2c9 QY |
1710 | size_t config_file_sav_sz = strlen(config_file) + strlen(CONF_BACKUP_EXT) + 1; |
1711 | config_file_sav = XMALLOC(MTYPE_TMP, config_file_sav_sz); | |
1712 | strlcpy(config_file_sav, config_file, config_file_sav_sz); | |
1713 | strlcat(config_file_sav, CONF_BACKUP_EXT, config_file_sav_sz); | |
d62a17ae | 1714 | |
1715 | ||
1716 | config_file_tmp = XMALLOC(MTYPE_TMP, strlen(config_file) + 8); | |
fc746f1c QY |
1717 | snprintf(config_file_tmp, strlen(config_file) + 8, "%s.XXXXXX", |
1718 | config_file); | |
d62a17ae | 1719 | |
1720 | /* Open file to configuration write. */ | |
1721 | fd = mkstemp(config_file_tmp); | |
1722 | if (fd < 0) { | |
1723 | vty_out(vty, "Can't open configuration file %s.\n", | |
1724 | config_file_tmp); | |
1725 | goto finished; | |
1726 | } | |
1727 | if (fchmod(fd, CONFIGFILE_MASK) != 0) { | |
1728 | vty_out(vty, "Can't chmod configuration file %s: %s (%d).\n", | |
1729 | config_file_tmp, safe_strerror(errno), errno); | |
1730 | goto finished; | |
1731 | } | |
1732 | ||
1733 | /* Make vty for configuration file. */ | |
1734 | file_vty = vty_new(); | |
1735 | file_vty->wfd = fd; | |
1736 | file_vty->type = VTY_FILE; | |
1737 | ||
1738 | /* Config file header print. */ | |
1739 | vty_out(file_vty, "!\n! Zebra configuration saved from vty\n! "); | |
1740 | vty_time_print(file_vty, 1); | |
1741 | vty_out(file_vty, "!\n"); | |
1742 | vty_write_config(file_vty); | |
1743 | vty_close(file_vty); | |
1744 | ||
1745 | if (stat(config_file, &conf_stat) >= 0) { | |
1746 | if (unlink(config_file_sav) != 0) | |
1747 | if (errno != ENOENT) { | |
1748 | vty_out(vty, | |
1749 | "Can't unlink backup configuration file %s.\n", | |
1750 | config_file_sav); | |
1751 | goto finished; | |
1752 | } | |
1753 | if (link(config_file, config_file_sav) != 0) { | |
1754 | vty_out(vty, | |
1755 | "Can't backup old configuration file %s.\n", | |
1756 | config_file_sav); | |
1757 | goto finished; | |
1758 | } | |
1759 | if (dirfd >= 0) | |
1760 | fsync(dirfd); | |
1761 | } | |
1762 | if (rename(config_file_tmp, config_file) != 0) { | |
1763 | vty_out(vty, "Can't save configuration file %s.\n", | |
1764 | config_file); | |
1765 | goto finished; | |
1766 | } | |
1767 | if (dirfd >= 0) | |
1768 | fsync(dirfd); | |
1769 | ||
1770 | vty_out(vty, "Configuration saved to %s\n", config_file); | |
1771 | ret = CMD_SUCCESS; | |
05865c90 | 1772 | |
1773 | finished: | |
d62a17ae | 1774 | if (ret != CMD_SUCCESS) |
1775 | unlink(config_file_tmp); | |
1776 | if (dirfd >= 0) | |
1777 | close(dirfd); | |
1778 | XFREE(MTYPE_TMP, config_file_tmp); | |
1779 | XFREE(MTYPE_TMP, config_file_sav); | |
1780 | return ret; | |
718e3744 | 1781 | } |
1782 | ||
f806f29c | 1783 | /* Write current configuration into file. */ |
1784 | ||
1785 | DEFUN (config_write, | |
1786 | config_write_cmd, | |
1787 | "write [<file|memory|terminal>]", | |
1788 | "Write running configuration to memory, network, or terminal\n" | |
1789 | "Write to configuration file\n" | |
1790 | "Write configuration currently in memory\n" | |
1791 | "Write configuration to terminal\n") | |
1792 | { | |
1793 | const int idx_type = 1; | |
1794 | ||
1795 | // if command was 'write terminal' or 'write memory' | |
1796 | if (argc == 2 && (!strcmp(argv[idx_type]->text, "terminal"))) { | |
1797 | return vty_write_config(vty); | |
1798 | } | |
1799 | ||
1800 | return file_write_config(vty); | |
1801 | } | |
1802 | ||
d862bffb QY |
1803 | /* ALIAS_FIXME for 'write <terminal|memory>' */ |
1804 | DEFUN (show_running_config, | |
1805 | show_running_config_cmd, | |
1806 | "show running-config", | |
1807 | SHOW_STR | |
f806f29c | 1808 | "running configuration (same as write terminal)\n") |
d862bffb | 1809 | { |
f806f29c | 1810 | return vty_write_config(vty); |
d862bffb | 1811 | } |
718e3744 | 1812 | |
d862bffb QY |
1813 | /* ALIAS_FIXME for 'write file' */ |
1814 | DEFUN (copy_runningconf_startupconf, | |
1815 | copy_runningconf_startupconf_cmd, | |
1816 | "copy running-config startup-config", | |
1817 | "Copy configuration\n" | |
1818 | "Copy running config to... \n" | |
f806f29c | 1819 | "Copy running config to startup config (same as write file/memory)\n") |
d862bffb | 1820 | { |
f806f29c | 1821 | return file_write_config(vty); |
d862bffb QY |
1822 | } |
1823 | /** -- **/ | |
718e3744 | 1824 | |
1825 | /* Write startup configuration into the terminal. */ | |
1826 | DEFUN (show_startup_config, | |
1827 | show_startup_config_cmd, | |
1828 | "show startup-config", | |
1829 | SHOW_STR | |
d0bfb22c | 1830 | "Contents of startup configuration\n") |
718e3744 | 1831 | { |
d62a17ae | 1832 | char buf[BUFSIZ]; |
1833 | FILE *confp; | |
718e3744 | 1834 | |
d62a17ae | 1835 | if (host.noconfig) |
1836 | return CMD_SUCCESS; | |
1837 | if (host.config == NULL) | |
1838 | return CMD_WARNING; | |
87f44e2f | 1839 | |
d62a17ae | 1840 | confp = fopen(host.config, "r"); |
1841 | if (confp == NULL) { | |
1842 | vty_out(vty, "Can't open configuration file [%s] due to '%s'\n", | |
1843 | host.config, safe_strerror(errno)); | |
1844 | return CMD_WARNING; | |
1845 | } | |
718e3744 | 1846 | |
d62a17ae | 1847 | while (fgets(buf, BUFSIZ, confp)) { |
1848 | char *cp = buf; | |
718e3744 | 1849 | |
d62a17ae | 1850 | while (*cp != '\r' && *cp != '\n' && *cp != '\0') |
1851 | cp++; | |
1852 | *cp = '\0'; | |
718e3744 | 1853 | |
d62a17ae | 1854 | vty_out(vty, "%s\n", buf); |
1855 | } | |
718e3744 | 1856 | |
d62a17ae | 1857 | fclose(confp); |
718e3744 | 1858 | |
d62a17ae | 1859 | return CMD_SUCCESS; |
718e3744 | 1860 | } |
1861 | ||
6b3ee3a0 MK |
1862 | int cmd_domainname_set(const char *domainname) |
1863 | { | |
1864 | XFREE(MTYPE_HOST, host.domainname); | |
1865 | host.domainname = domainname ? XSTRDUP(MTYPE_HOST, domainname) : NULL; | |
1866 | return CMD_SUCCESS; | |
1867 | } | |
1868 | ||
1869 | /* Hostname configuration */ | |
60466a63 QY |
1870 | DEFUN(config_domainname, |
1871 | domainname_cmd, | |
1872 | "domainname WORD", | |
1873 | "Set system's domain name\n" | |
1874 | "This system's domain name\n") | |
6b3ee3a0 MK |
1875 | { |
1876 | struct cmd_token *word = argv[1]; | |
1877 | ||
fefa5e0f | 1878 | if (!isalpha((unsigned char)word->arg[0])) { |
6b3ee3a0 MK |
1879 | vty_out(vty, "Please specify string starting with alphabet\n"); |
1880 | return CMD_WARNING_CONFIG_FAILED; | |
1881 | } | |
1882 | ||
1883 | return cmd_domainname_set(word->arg); | |
1884 | } | |
1885 | ||
60466a63 QY |
1886 | DEFUN(config_no_domainname, |
1887 | no_domainname_cmd, | |
1888 | "no domainname [DOMAINNAME]", | |
1889 | NO_STR | |
1890 | "Reset system's domain name\n" | |
1891 | "domain name of this router\n") | |
6b3ee3a0 MK |
1892 | { |
1893 | return cmd_domainname_set(NULL); | |
1894 | } | |
1895 | ||
d62a17ae | 1896 | int cmd_hostname_set(const char *hostname) |
bff9c3e9 | 1897 | { |
d62a17ae | 1898 | XFREE(MTYPE_HOST, host.name); |
1899 | host.name = hostname ? XSTRDUP(MTYPE_HOST, hostname) : NULL; | |
1900 | return CMD_SUCCESS; | |
bff9c3e9 DL |
1901 | } |
1902 | ||
718e3744 | 1903 | /* Hostname configuration */ |
d0bfb22c | 1904 | DEFUN (config_hostname, |
718e3744 | 1905 | hostname_cmd, |
1906 | "hostname WORD", | |
1907 | "Set system's network name\n" | |
1908 | "This system's network name\n") | |
1909 | { | |
d62a17ae | 1910 | struct cmd_token *word = argv[1]; |
d0bfb22c | 1911 | |
fefa5e0f | 1912 | if (!isalnum((unsigned char)word->arg[0])) { |
63e653a2 LK |
1913 | vty_out(vty, |
1914 | "Please specify string starting with alphabet or number\n"); | |
1915 | return CMD_WARNING_CONFIG_FAILED; | |
1916 | } | |
1917 | ||
1918 | /* With reference to RFC 1123 Section 2.1 */ | |
1919 | if (strlen(word->arg) > HOSTNAME_LEN) { | |
1920 | vty_out(vty, "Hostname length should be less than %d chars\n", | |
1921 | HOSTNAME_LEN); | |
d62a17ae | 1922 | return CMD_WARNING_CONFIG_FAILED; |
1923 | } | |
718e3744 | 1924 | |
d62a17ae | 1925 | return cmd_hostname_set(word->arg); |
718e3744 | 1926 | } |
1927 | ||
d0bfb22c | 1928 | DEFUN (config_no_hostname, |
718e3744 | 1929 | no_hostname_cmd, |
1930 | "no hostname [HOSTNAME]", | |
1931 | NO_STR | |
1932 | "Reset system's network name\n" | |
1933 | "Host name of this router\n") | |
1934 | { | |
d62a17ae | 1935 | return cmd_hostname_set(NULL); |
718e3744 | 1936 | } |
1937 | ||
1938 | /* VTY interface password set. */ | |
f412b39a DW |
1939 | DEFUN (config_password, |
1940 | password_cmd, | |
98463e0a | 1941 | "password [(8-8)] WORD", |
322e2d5c | 1942 | "Modify the terminal connection password\n" |
718e3744 | 1943 | "Specifies a HIDDEN password will follow\n" |
d0bfb22c | 1944 | "The password string\n") |
718e3744 | 1945 | { |
d62a17ae | 1946 | int idx_8 = 1; |
1947 | int idx_word = 2; | |
1948 | if (argc == 3) // '8' was specified | |
1949 | { | |
1950 | if (host.password) | |
1951 | XFREE(MTYPE_HOST, host.password); | |
1952 | host.password = NULL; | |
1953 | if (host.password_encrypt) | |
1954 | XFREE(MTYPE_HOST, host.password_encrypt); | |
1955 | host.password_encrypt = | |
1956 | XSTRDUP(MTYPE_HOST, argv[idx_word]->arg); | |
1957 | return CMD_SUCCESS; | |
1958 | } | |
1959 | ||
fefa5e0f | 1960 | if (!isalnum((unsigned char)argv[idx_8]->arg[0])) { |
d62a17ae | 1961 | vty_out(vty, |
1962 | "Please specify string starting with alphanumeric\n"); | |
1963 | return CMD_WARNING_CONFIG_FAILED; | |
1964 | } | |
1965 | ||
1966 | if (host.password) | |
1967 | XFREE(MTYPE_HOST, host.password); | |
1968 | host.password = NULL; | |
1969 | ||
1970 | if (host.encrypt) { | |
1971 | if (host.password_encrypt) | |
1972 | XFREE(MTYPE_HOST, host.password_encrypt); | |
1973 | host.password_encrypt = | |
1974 | XSTRDUP(MTYPE_HOST, zencrypt(argv[idx_8]->arg)); | |
1975 | } else | |
1976 | host.password = XSTRDUP(MTYPE_HOST, argv[idx_8]->arg); | |
1977 | ||
1978 | return CMD_SUCCESS; | |
718e3744 | 1979 | } |
1980 | ||
322e2d5c PM |
1981 | /* VTY interface password delete. */ |
1982 | DEFUN (no_config_password, | |
1983 | no_password_cmd, | |
1984 | "no password", | |
1985 | NO_STR | |
1986 | "Modify the terminal connection password\n") | |
1987 | { | |
1988 | bool warned = false; | |
1989 | ||
1990 | if (host.password) { | |
eb83f7ce | 1991 | if (!vty_shell_serv(vty)) { |
4911ca9c | 1992 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
eb83f7ce PM |
1993 | warned = true; |
1994 | } | |
322e2d5c PM |
1995 | XFREE(MTYPE_HOST, host.password); |
1996 | } | |
1997 | host.password = NULL; | |
1998 | ||
1999 | if (host.password_encrypt) { | |
eb83f7ce | 2000 | if (!warned && !vty_shell_serv(vty)) |
4911ca9c | 2001 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
322e2d5c PM |
2002 | XFREE(MTYPE_HOST, host.password_encrypt); |
2003 | } | |
2004 | host.password_encrypt = NULL; | |
2005 | ||
2006 | return CMD_SUCCESS; | |
2007 | } | |
2008 | ||
718e3744 | 2009 | /* VTY enable password set. */ |
f412b39a DW |
2010 | DEFUN (config_enable_password, |
2011 | enable_password_cmd, | |
98463e0a | 2012 | "enable password [(8-8)] WORD", |
718e3744 | 2013 | "Modify enable password parameters\n" |
2014 | "Assign the privileged level password\n" | |
2015 | "Specifies a HIDDEN password will follow\n" | |
718e3744 | 2016 | "The HIDDEN 'enable' password string\n") |
2017 | { | |
d62a17ae | 2018 | int idx_8 = 2; |
2019 | int idx_word = 3; | |
2020 | ||
2021 | /* Crypt type is specified. */ | |
2022 | if (argc == 4) { | |
2023 | if (argv[idx_8]->arg[0] == '8') { | |
2024 | if (host.enable) | |
2025 | XFREE(MTYPE_HOST, host.enable); | |
2026 | host.enable = NULL; | |
2027 | ||
2028 | if (host.enable_encrypt) | |
2029 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2030 | host.enable_encrypt = | |
2031 | XSTRDUP(MTYPE_HOST, argv[idx_word]->arg); | |
2032 | ||
2033 | return CMD_SUCCESS; | |
2034 | } else { | |
2035 | vty_out(vty, "Unknown encryption type.\n"); | |
2036 | return CMD_WARNING_CONFIG_FAILED; | |
2037 | } | |
2038 | } | |
2039 | ||
fefa5e0f | 2040 | if (!isalnum((unsigned char)argv[idx_8]->arg[0])) { |
d62a17ae | 2041 | vty_out(vty, |
2042 | "Please specify string starting with alphanumeric\n"); | |
2043 | return CMD_WARNING_CONFIG_FAILED; | |
2044 | } | |
2045 | ||
2046 | if (host.enable) | |
2047 | XFREE(MTYPE_HOST, host.enable); | |
2048 | host.enable = NULL; | |
2049 | ||
2050 | /* Plain password input. */ | |
2051 | if (host.encrypt) { | |
2052 | if (host.enable_encrypt) | |
2053 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2054 | host.enable_encrypt = | |
2055 | XSTRDUP(MTYPE_HOST, zencrypt(argv[idx_8]->arg)); | |
2056 | } else | |
2057 | host.enable = XSTRDUP(MTYPE_HOST, argv[idx_8]->arg); | |
2058 | ||
2059 | return CMD_SUCCESS; | |
718e3744 | 2060 | } |
2061 | ||
718e3744 | 2062 | /* VTY enable password delete. */ |
f412b39a DW |
2063 | DEFUN (no_config_enable_password, |
2064 | no_enable_password_cmd, | |
718e3744 | 2065 | "no enable password", |
2066 | NO_STR | |
2067 | "Modify enable password parameters\n" | |
2068 | "Assign the privileged level password\n") | |
2069 | { | |
322e2d5c PM |
2070 | bool warned = false; |
2071 | ||
2072 | if (host.enable) { | |
eb83f7ce | 2073 | if (!vty_shell_serv(vty)) { |
4911ca9c | 2074 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
eb83f7ce PM |
2075 | warned = true; |
2076 | } | |
d62a17ae | 2077 | XFREE(MTYPE_HOST, host.enable); |
322e2d5c | 2078 | } |
d62a17ae | 2079 | host.enable = NULL; |
718e3744 | 2080 | |
322e2d5c | 2081 | if (host.enable_encrypt) { |
eb83f7ce | 2082 | if (!warned && !vty_shell_serv(vty)) |
4911ca9c | 2083 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
d62a17ae | 2084 | XFREE(MTYPE_HOST, host.enable_encrypt); |
322e2d5c | 2085 | } |
d62a17ae | 2086 | host.enable_encrypt = NULL; |
718e3744 | 2087 | |
d62a17ae | 2088 | return CMD_SUCCESS; |
718e3744 | 2089 | } |
d0bfb22c | 2090 | |
718e3744 | 2091 | DEFUN (service_password_encrypt, |
2092 | service_password_encrypt_cmd, | |
2093 | "service password-encryption", | |
2094 | "Set up miscellaneous service\n" | |
2095 | "Enable encrypted passwords\n") | |
2096 | { | |
d62a17ae | 2097 | if (host.encrypt) |
2098 | return CMD_SUCCESS; | |
718e3744 | 2099 | |
d62a17ae | 2100 | host.encrypt = 1; |
718e3744 | 2101 | |
d62a17ae | 2102 | if (host.password) { |
2103 | if (host.password_encrypt) | |
2104 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2105 | host.password_encrypt = | |
2106 | XSTRDUP(MTYPE_HOST, zencrypt(host.password)); | |
2107 | } | |
2108 | if (host.enable) { | |
2109 | if (host.enable_encrypt) | |
2110 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2111 | host.enable_encrypt = | |
2112 | XSTRDUP(MTYPE_HOST, zencrypt(host.enable)); | |
2113 | } | |
718e3744 | 2114 | |
d62a17ae | 2115 | return CMD_SUCCESS; |
718e3744 | 2116 | } |
2117 | ||
2118 | DEFUN (no_service_password_encrypt, | |
2119 | no_service_password_encrypt_cmd, | |
2120 | "no service password-encryption", | |
2121 | NO_STR | |
2122 | "Set up miscellaneous service\n" | |
2123 | "Enable encrypted passwords\n") | |
2124 | { | |
d62a17ae | 2125 | if (!host.encrypt) |
2126 | return CMD_SUCCESS; | |
718e3744 | 2127 | |
d62a17ae | 2128 | host.encrypt = 0; |
718e3744 | 2129 | |
d62a17ae | 2130 | if (host.password_encrypt) |
2131 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2132 | host.password_encrypt = NULL; | |
718e3744 | 2133 | |
d62a17ae | 2134 | if (host.enable_encrypt) |
2135 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2136 | host.enable_encrypt = NULL; | |
718e3744 | 2137 | |
d62a17ae | 2138 | return CMD_SUCCESS; |
718e3744 | 2139 | } |
2140 | ||
f412b39a DW |
2141 | DEFUN (config_terminal_length, |
2142 | config_terminal_length_cmd, | |
d0bfb22c | 2143 | "terminal length (0-512)", |
718e3744 | 2144 | "Set terminal line parameters\n" |
2145 | "Set number of lines on a screen\n" | |
2146 | "Number of lines on screen (0 for no pausing)\n") | |
2147 | { | |
d62a17ae | 2148 | int idx_number = 2; |
718e3744 | 2149 | |
d62a17ae | 2150 | vty->lines = atoi(argv[idx_number]->arg); |
718e3744 | 2151 | |
d62a17ae | 2152 | return CMD_SUCCESS; |
718e3744 | 2153 | } |
2154 | ||
f412b39a DW |
2155 | DEFUN (config_terminal_no_length, |
2156 | config_terminal_no_length_cmd, | |
718e3744 | 2157 | "terminal no length", |
2158 | "Set terminal line parameters\n" | |
2159 | NO_STR | |
2160 | "Set number of lines on a screen\n") | |
2161 | { | |
d62a17ae | 2162 | vty->lines = -1; |
2163 | return CMD_SUCCESS; | |
718e3744 | 2164 | } |
2165 | ||
f412b39a DW |
2166 | DEFUN (service_terminal_length, |
2167 | service_terminal_length_cmd, | |
d0bfb22c | 2168 | "service terminal-length (0-512)", |
718e3744 | 2169 | "Set up miscellaneous service\n" |
2170 | "System wide terminal length configuration\n" | |
2171 | "Number of lines of VTY (0 means no line control)\n") | |
2172 | { | |
d62a17ae | 2173 | int idx_number = 2; |
718e3744 | 2174 | |
d62a17ae | 2175 | host.lines = atoi(argv[idx_number]->arg); |
718e3744 | 2176 | |
d62a17ae | 2177 | return CMD_SUCCESS; |
718e3744 | 2178 | } |
2179 | ||
f412b39a DW |
2180 | DEFUN (no_service_terminal_length, |
2181 | no_service_terminal_length_cmd, | |
d0bfb22c | 2182 | "no service terminal-length [(0-512)]", |
718e3744 | 2183 | NO_STR |
2184 | "Set up miscellaneous service\n" | |
2185 | "System wide terminal length configuration\n" | |
2186 | "Number of lines of VTY (0 means no line control)\n") | |
2187 | { | |
d62a17ae | 2188 | host.lines = -1; |
2189 | return CMD_SUCCESS; | |
718e3744 | 2190 | } |
2191 | ||
2885f72d | 2192 | DEFUN_HIDDEN (do_echo, |
d0bfb22c QY |
2193 | echo_cmd, |
2194 | "echo MESSAGE...", | |
2195 | "Echo a message back to the vty\n" | |
2196 | "The message to echo\n") | |
2885f72d | 2197 | { |
d62a17ae | 2198 | char *message; |
2885f72d | 2199 | |
d62a17ae | 2200 | vty_out(vty, "%s\n", |
2201 | ((message = argv_concat(argv, argc, 1)) ? message : "")); | |
2202 | if (message) | |
2203 | XFREE(MTYPE_TMP, message); | |
2204 | return CMD_SUCCESS; | |
2885f72d | 2205 | } |
2206 | ||
274a4a44 | 2207 | DEFUN (config_logmsg, |
2208 | config_logmsg_cmd, | |
199d90a1 | 2209 | "logmsg <emergencies|alerts|critical|errors|warnings|notifications|informational|debugging> MESSAGE...", |
274a4a44 | 2210 | "Send a message to enabled logging destinations\n" |
2211 | LOG_LEVEL_DESC | |
2212 | "The message to send\n") | |
2213 | { | |
d62a17ae | 2214 | int idx_log_level = 1; |
2215 | int idx_message = 2; | |
2216 | int level; | |
2217 | char *message; | |
274a4a44 | 2218 | |
0bdeb5e5 DL |
2219 | level = log_level_match(argv[idx_log_level]->arg); |
2220 | if (level == ZLOG_DISABLED) | |
d62a17ae | 2221 | return CMD_ERR_NO_MATCH; |
274a4a44 | 2222 | |
d62a17ae | 2223 | zlog(level, "%s", |
2224 | ((message = argv_concat(argv, argc, idx_message)) ? message : "")); | |
2225 | if (message) | |
2226 | XFREE(MTYPE_TMP, message); | |
65efcfce | 2227 | |
d62a17ae | 2228 | return CMD_SUCCESS; |
274a4a44 | 2229 | } |
2230 | ||
9eed278b DL |
2231 | DEFUN (debug_memstats, |
2232 | debug_memstats_cmd, | |
2233 | "[no] debug memstats-at-exit", | |
2234 | NO_STR | |
2235 | DEBUG_STR | |
2236 | "Print memory type statistics at exit\n") | |
2237 | { | |
2238 | debug_memstats_at_exit = !!strcmp(argv[0]->text, "no"); | |
2239 | return CMD_SUCCESS; | |
2240 | } | |
2241 | ||
d62a17ae | 2242 | int cmd_banner_motd_file(const char *file) |
7cfc61d3 | 2243 | { |
d62a17ae | 2244 | int success = CMD_SUCCESS; |
2245 | char p[PATH_MAX]; | |
2246 | char *rpath; | |
2247 | char *in; | |
7cfc61d3 | 2248 | |
d62a17ae | 2249 | rpath = realpath(file, p); |
2250 | if (!rpath) | |
2251 | return CMD_ERR_NO_FILE; | |
2252 | in = strstr(rpath, SYSCONFDIR); | |
2253 | if (in == rpath) { | |
0a22ddfb | 2254 | XFREE(MTYPE_HOST, host.motdfile); |
d62a17ae | 2255 | host.motdfile = XSTRDUP(MTYPE_HOST, file); |
2256 | } else | |
2257 | success = CMD_WARNING_CONFIG_FAILED; | |
1ee08155 | 2258 | |
d62a17ae | 2259 | return success; |
7cfc61d3 DS |
2260 | } |
2261 | ||
19d61463 DA |
2262 | void cmd_banner_motd_line(const char *line) |
2263 | { | |
e1b36e13 | 2264 | XFREE(MTYPE_HOST, host.motd); |
19d61463 DA |
2265 | host.motd = XSTRDUP(MTYPE_HOST, line); |
2266 | } | |
2267 | ||
3b0c5d9a | 2268 | DEFUN (banner_motd_file, |
2269 | banner_motd_file_cmd, | |
4d833e55 | 2270 | "banner motd file FILE", |
3b0c5d9a | 2271 | "Set banner\n" |
2272 | "Banner for motd\n" | |
2273 | "Banner from a file\n" | |
2274 | "Filename\n") | |
2275 | { | |
d62a17ae | 2276 | int idx_file = 3; |
2277 | const char *filename = argv[idx_file]->arg; | |
2278 | int cmd = cmd_banner_motd_file(filename); | |
1ee08155 | 2279 | |
d62a17ae | 2280 | if (cmd == CMD_ERR_NO_FILE) |
2281 | vty_out(vty, "%s does not exist", filename); | |
2282 | else if (cmd == CMD_WARNING_CONFIG_FAILED) | |
2283 | vty_out(vty, "%s must be in %s", filename, SYSCONFDIR); | |
1ee08155 | 2284 | |
d62a17ae | 2285 | return cmd; |
3b0c5d9a | 2286 | } |
718e3744 | 2287 | |
19d61463 DA |
2288 | DEFUN (banner_motd_line, |
2289 | banner_motd_line_cmd, | |
2290 | "banner motd line LINE...", | |
2291 | "Set banner\n" | |
2292 | "Banner for motd\n" | |
2293 | "Banner from an input\n" | |
2294 | "Text\n") | |
2295 | { | |
2296 | int idx = 0; | |
2297 | char *motd; | |
2298 | ||
2299 | argv_find(argv, argc, "LINE", &idx); | |
2300 | motd = argv_concat(argv, argc, idx); | |
2301 | ||
2302 | cmd_banner_motd_line(motd); | |
2303 | XFREE(MTYPE_TMP, motd); | |
2304 | ||
2305 | return CMD_SUCCESS; | |
2306 | } | |
2307 | ||
718e3744 | 2308 | DEFUN (banner_motd_default, |
2309 | banner_motd_default_cmd, | |
2310 | "banner motd default", | |
2311 | "Set banner string\n" | |
2312 | "Strings for motd\n" | |
2313 | "Default string\n") | |
2314 | { | |
19d61463 | 2315 | cmd_banner_motd_line(FRR_DEFAULT_MOTD); |
d62a17ae | 2316 | return CMD_SUCCESS; |
718e3744 | 2317 | } |
2318 | ||
2319 | DEFUN (no_banner_motd, | |
2320 | no_banner_motd_cmd, | |
2321 | "no banner motd", | |
2322 | NO_STR | |
2323 | "Set banner string\n" | |
2324 | "Strings for motd\n") | |
2325 | { | |
d62a17ae | 2326 | host.motd = NULL; |
2327 | if (host.motdfile) | |
2328 | XFREE(MTYPE_HOST, host.motdfile); | |
2329 | host.motdfile = NULL; | |
2330 | return CMD_SUCCESS; | |
718e3744 | 2331 | } |
2332 | ||
c2278962 | 2333 | int cmd_find_cmds(struct vty *vty, struct cmd_token **argv, int argc) |
a83a5331 | 2334 | { |
cf6c83e7 QY |
2335 | const struct cmd_node *node; |
2336 | const struct cmd_element *cli; | |
2337 | vector clis; | |
a83a5331 | 2338 | |
68912a20 QY |
2339 | regex_t exp = {}; |
2340 | ||
767f67a4 | 2341 | char *pattern = argv_concat(argv, argc, 1); |
68912a20 | 2342 | int cr = regcomp(&exp, pattern, REG_NOSUB | REG_EXTENDED); |
767f67a4 | 2343 | XFREE(MTYPE_TMP, pattern); |
68912a20 QY |
2344 | |
2345 | if (cr != 0) { | |
2346 | switch (cr) { | |
2347 | case REG_BADBR: | |
2348 | vty_out(vty, "%% Invalid {...} expression\n"); | |
2349 | break; | |
2350 | case REG_BADRPT: | |
2351 | vty_out(vty, "%% Bad repetition operator\n"); | |
2352 | break; | |
2353 | case REG_BADPAT: | |
2354 | vty_out(vty, "%% Regex syntax error\n"); | |
2355 | break; | |
2356 | case REG_ECOLLATE: | |
2357 | vty_out(vty, "%% Invalid collating element\n"); | |
2358 | break; | |
2359 | case REG_ECTYPE: | |
2360 | vty_out(vty, "%% Invalid character class name\n"); | |
2361 | break; | |
2362 | case REG_EESCAPE: | |
2363 | vty_out(vty, | |
2364 | "%% Regex ended with escape character (\\)\n"); | |
2365 | break; | |
2366 | case REG_ESUBREG: | |
2367 | vty_out(vty, | |
2368 | "%% Invalid number in \\digit construction\n"); | |
2369 | break; | |
2370 | case REG_EBRACK: | |
2371 | vty_out(vty, "%% Unbalanced square brackets\n"); | |
2372 | break; | |
2373 | case REG_EPAREN: | |
2374 | vty_out(vty, "%% Unbalanced parentheses\n"); | |
2375 | break; | |
2376 | case REG_EBRACE: | |
2377 | vty_out(vty, "%% Unbalanced braces\n"); | |
2378 | break; | |
2379 | case REG_ERANGE: | |
2380 | vty_out(vty, | |
2381 | "%% Invalid endpoint in range expression\n"); | |
2382 | break; | |
2383 | case REG_ESPACE: | |
2384 | vty_out(vty, "%% Failed to compile (out of memory)\n"); | |
2385 | break; | |
2386 | } | |
2387 | ||
2388 | goto done; | |
2389 | } | |
2390 | ||
2391 | ||
a83a5331 | 2392 | for (unsigned int i = 0; i < vector_active(cmdvec); i++) { |
cf6c83e7 | 2393 | node = vector_slot(cmdvec, i); |
a83a5331 QY |
2394 | if (!node) |
2395 | continue; | |
cf6c83e7 | 2396 | clis = node->cmd_vector; |
a83a5331 | 2397 | for (unsigned int j = 0; j < vector_active(clis); j++) { |
cf6c83e7 | 2398 | cli = vector_slot(clis, j); |
68912a20 | 2399 | |
5b96d81c IR |
2400 | if (regexec(&exp, cli->string, 0, NULL, 0) == 0) { |
2401 | vty_out(vty, " (%s) ", node->name); | |
2402 | print_cmd(vty, cli->string); | |
2403 | } | |
a83a5331 QY |
2404 | } |
2405 | } | |
2406 | ||
68912a20 QY |
2407 | done: |
2408 | regfree(&exp); | |
a83a5331 QY |
2409 | return CMD_SUCCESS; |
2410 | } | |
2411 | ||
c2278962 IR |
2412 | DEFUN(find, |
2413 | find_cmd, | |
2414 | "find REGEX...", | |
2415 | "Find CLI command matching a regular expression\n" | |
2416 | "Search pattern (POSIX regex)\n") | |
2417 | { | |
2418 | return cmd_find_cmds(vty, argv, argc); | |
2419 | } | |
2420 | ||
fa22080d | 2421 | #if defined(DEV_BUILD) && defined(HAVE_SCRIPTING) |
5f98c815 QY |
2422 | DEFUN(script, |
2423 | script_cmd, | |
2424 | "script SCRIPT", | |
2425 | "Test command - execute a script\n" | |
2426 | "Script name (same as filename in /etc/frr/scripts/\n") | |
2427 | { | |
3d19ffc5 | 2428 | struct prefix p; |
45e56ec4 DS |
2429 | |
2430 | (void)str2prefix("1.2.3.4/24", &p); | |
a71096fb | 2431 | struct frrscript *fs = frrscript_new(argv[1]->arg); |
5f98c815 | 2432 | |
596b44af DL |
2433 | if (frrscript_load(fs, argv[2]->arg, NULL)) { |
2434 | vty_out(vty, | |
2435 | "/etc/frr/scripts%s.lua or function '/%s' not found\n", | |
2436 | argv[1]->arg, argv[2]->arg); | |
3d19ffc5 | 2437 | } |
a71096fb DL |
2438 | |
2439 | int ret = frrscript_call(fs, argv[2]->arg, ("p", &p)); | |
2440 | char buf[40]; | |
2441 | prefix2str(&p, buf, sizeof(buf)); | |
2442 | vty_out(vty, "p: %s\n", buf); | |
2443 | vty_out(vty, "Script result: %d\n", ret); | |
5f98c815 | 2444 | |
64d457d7 | 2445 | frrscript_delete(fs); |
ad6e9b85 | 2446 | |
5f98c815 QY |
2447 | return CMD_SUCCESS; |
2448 | } | |
2449 | #endif | |
2450 | ||
718e3744 | 2451 | /* Set config filename. Called from vty.c */ |
d62a17ae | 2452 | void host_config_set(const char *filename) |
718e3744 | 2453 | { |
0a22ddfb | 2454 | XFREE(MTYPE_HOST, host.config); |
d62a17ae | 2455 | host.config = XSTRDUP(MTYPE_HOST, filename); |
718e3744 | 2456 | } |
2457 | ||
d62a17ae | 2458 | const char *host_config_get(void) |
57387fb2 | 2459 | { |
d62a17ae | 2460 | return host.config; |
57387fb2 CF |
2461 | } |
2462 | ||
d62a17ae | 2463 | void install_default(enum node_type node) |
718e3744 | 2464 | { |
01485adb DL |
2465 | _install_element(node, &config_exit_cmd); |
2466 | _install_element(node, &config_quit_cmd); | |
2467 | _install_element(node, &config_end_cmd); | |
2468 | _install_element(node, &config_help_cmd); | |
2469 | _install_element(node, &config_list_cmd); | |
2470 | _install_element(node, &show_cli_graph_cmd); | |
2471 | _install_element(node, &find_cmd); | |
718e3744 | 2472 | |
01485adb DL |
2473 | _install_element(node, &config_write_cmd); |
2474 | _install_element(node, &show_running_config_cmd); | |
7f059ea6 | 2475 | |
01485adb | 2476 | _install_element(node, &autocomplete_cmd); |
1c2facd1 RW |
2477 | |
2478 | nb_cli_install_default(node); | |
718e3744 | 2479 | } |
2480 | ||
87f44e2f DL |
2481 | /* Initialize command interface. Install basic nodes and commands. |
2482 | * | |
2483 | * terminal = 0 -- vtysh / no logging, no config control | |
2484 | * terminal = 1 -- normal daemon | |
9473e340 | 2485 | * terminal = -1 -- watchfrr / no logging, but minimal config control */ |
d62a17ae | 2486 | void cmd_init(int terminal) |
2487 | { | |
419cd5a0 MK |
2488 | struct utsname names; |
2489 | ||
419cd5a0 | 2490 | uname(&names); |
d62a17ae | 2491 | qobj_init(); |
2492 | ||
fe6b47b9 QY |
2493 | /* register command preprocessors */ |
2494 | hook_register(cmd_execute, handle_pipe_action); | |
2495 | hook_register(cmd_execute_done, handle_pipe_action_done); | |
2496 | ||
d62a17ae | 2497 | varhandlers = list_new(); |
2498 | ||
2499 | /* Allocate initial top vector of commands. */ | |
2500 | cmdvec = vector_init(VECTOR_MIN_SIZE); | |
2501 | ||
2502 | /* Default host value settings. */ | |
419cd5a0 MK |
2503 | host.name = XSTRDUP(MTYPE_HOST, names.nodename); |
2504 | #ifdef HAVE_STRUCT_UTSNAME_DOMAINNAME | |
6b3ee3a0 MK |
2505 | if ((strcmp(names.domainname, "(none)") == 0)) |
2506 | host.domainname = NULL; | |
2507 | else | |
2508 | host.domainname = XSTRDUP(MTYPE_HOST, names.domainname); | |
419cd5a0 MK |
2509 | #else |
2510 | host.domainname = NULL; | |
2511 | #endif | |
d62a17ae | 2512 | host.password = NULL; |
2513 | host.enable = NULL; | |
d62a17ae | 2514 | host.config = NULL; |
2515 | host.noconfig = (terminal < 0); | |
2516 | host.lines = -1; | |
19d61463 | 2517 | cmd_banner_motd_line(FRR_DEFAULT_MOTD); |
d62a17ae | 2518 | host.motdfile = NULL; |
2519 | ||
2520 | /* Install top nodes. */ | |
612c2c15 DL |
2521 | install_node(&view_node); |
2522 | install_node(&enable_node); | |
2523 | install_node(&auth_node); | |
2524 | install_node(&auth_enable_node); | |
2525 | install_node(&config_node); | |
d62a17ae | 2526 | |
2527 | /* Each node's basic commands. */ | |
2528 | install_element(VIEW_NODE, &show_version_cmd); | |
a83a5331 QY |
2529 | install_element(ENABLE_NODE, &show_startup_config_cmd); |
2530 | ||
d62a17ae | 2531 | if (terminal) { |
85a6806d MS |
2532 | install_element(ENABLE_NODE, &debug_memstats_cmd); |
2533 | ||
d62a17ae | 2534 | install_element(VIEW_NODE, &config_list_cmd); |
2535 | install_element(VIEW_NODE, &config_exit_cmd); | |
2536 | install_element(VIEW_NODE, &config_quit_cmd); | |
2537 | install_element(VIEW_NODE, &config_help_cmd); | |
2538 | install_element(VIEW_NODE, &config_enable_cmd); | |
2539 | install_element(VIEW_NODE, &config_terminal_length_cmd); | |
2540 | install_element(VIEW_NODE, &config_terminal_no_length_cmd); | |
d62a17ae | 2541 | install_element(VIEW_NODE, &show_commandtree_cmd); |
2542 | install_element(VIEW_NODE, &echo_cmd); | |
2543 | install_element(VIEW_NODE, &autocomplete_cmd); | |
a83a5331 | 2544 | install_element(VIEW_NODE, &find_cmd); |
fa22080d | 2545 | #if defined(DEV_BUILD) && defined(HAVE_SCRIPTING) |
3d19ffc5 QY |
2546 | install_element(VIEW_NODE, &script_cmd); |
2547 | #endif | |
2548 | ||
d62a17ae | 2549 | |
d62a17ae | 2550 | install_element(ENABLE_NODE, &config_end_cmd); |
2551 | install_element(ENABLE_NODE, &config_disable_cmd); | |
2552 | install_element(ENABLE_NODE, &config_terminal_cmd); | |
2553 | install_element(ENABLE_NODE, ©_runningconf_startupconf_cmd); | |
2554 | install_element(ENABLE_NODE, &config_write_cmd); | |
2555 | install_element(ENABLE_NODE, &show_running_config_cmd); | |
d62a17ae | 2556 | install_element(ENABLE_NODE, &config_logmsg_cmd); |
a83a5331 | 2557 | |
d62a17ae | 2558 | install_default(CONFIG_NODE); |
2559 | ||
2560 | thread_cmd_init(); | |
2561 | workqueue_cmd_init(); | |
2562 | hash_cmd_init(); | |
2563 | } | |
2564 | ||
2565 | install_element(CONFIG_NODE, &hostname_cmd); | |
2566 | install_element(CONFIG_NODE, &no_hostname_cmd); | |
6b3ee3a0 MK |
2567 | install_element(CONFIG_NODE, &domainname_cmd); |
2568 | install_element(CONFIG_NODE, &no_domainname_cmd); | |
d62a17ae | 2569 | |
2570 | if (terminal > 0) { | |
0bdeb5e5 DL |
2571 | full_cli = true; |
2572 | ||
85a6806d MS |
2573 | install_element(CONFIG_NODE, &debug_memstats_cmd); |
2574 | ||
d62a17ae | 2575 | install_element(CONFIG_NODE, &password_cmd); |
322e2d5c | 2576 | install_element(CONFIG_NODE, &no_password_cmd); |
d62a17ae | 2577 | install_element(CONFIG_NODE, &enable_password_cmd); |
2578 | install_element(CONFIG_NODE, &no_enable_password_cmd); | |
2579 | ||
d62a17ae | 2580 | install_element(CONFIG_NODE, &service_password_encrypt_cmd); |
2581 | install_element(CONFIG_NODE, &no_service_password_encrypt_cmd); | |
2582 | install_element(CONFIG_NODE, &banner_motd_default_cmd); | |
2583 | install_element(CONFIG_NODE, &banner_motd_file_cmd); | |
19d61463 | 2584 | install_element(CONFIG_NODE, &banner_motd_line_cmd); |
d62a17ae | 2585 | install_element(CONFIG_NODE, &no_banner_motd_cmd); |
2586 | install_element(CONFIG_NODE, &service_terminal_length_cmd); | |
2587 | install_element(CONFIG_NODE, &no_service_terminal_length_cmd); | |
2588 | ||
0bdeb5e5 | 2589 | log_cmd_init(); |
d62a17ae | 2590 | vrf_install_commands(); |
2591 | } | |
af2567b6 DL |
2592 | |
2593 | #ifdef DEV_BUILD | |
d62a17ae | 2594 | grammar_sandbox_init(); |
af2567b6 | 2595 | #endif |
718e3744 | 2596 | } |
228da428 | 2597 | |
4d762f26 | 2598 | void cmd_terminate(void) |
d62a17ae | 2599 | { |
2600 | struct cmd_node *cmd_node; | |
2601 | ||
5d806ec6 QY |
2602 | hook_unregister(cmd_execute, handle_pipe_action); |
2603 | hook_unregister(cmd_execute_done, handle_pipe_action_done); | |
2604 | ||
d62a17ae | 2605 | if (cmdvec) { |
2606 | for (unsigned int i = 0; i < vector_active(cmdvec); i++) | |
2607 | if ((cmd_node = vector_slot(cmdvec, i)) != NULL) { | |
2608 | // deleting the graph delets the cmd_element as | |
2609 | // well | |
2610 | graph_delete_graph(cmd_node->cmdgraph); | |
2611 | vector_free(cmd_node->cmd_vector); | |
2612 | hash_clean(cmd_node->cmd_hash, NULL); | |
2613 | hash_free(cmd_node->cmd_hash); | |
2614 | cmd_node->cmd_hash = NULL; | |
2615 | } | |
2616 | ||
2617 | vector_free(cmdvec); | |
2618 | cmdvec = NULL; | |
2619 | } | |
2620 | ||
0a22ddfb QY |
2621 | XFREE(MTYPE_HOST, host.name); |
2622 | XFREE(MTYPE_HOST, host.domainname); | |
2623 | XFREE(MTYPE_HOST, host.password); | |
2624 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2625 | XFREE(MTYPE_HOST, host.enable); | |
2626 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
0a22ddfb QY |
2627 | XFREE(MTYPE_HOST, host.motdfile); |
2628 | XFREE(MTYPE_HOST, host.config); | |
19d61463 | 2629 | XFREE(MTYPE_HOST, host.motd); |
d62a17ae | 2630 | |
6a154c88 | 2631 | list_delete(&varhandlers); |
d62a17ae | 2632 | qobj_finish(); |
228da428 | 2633 | } |