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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" | |
deaa50db | 34 | #include "log_int.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" |
d0bfb22c | 50 | |
eaf58ba9 | 51 | DEFINE_MTYPE_STATIC(LIB, HOST, "Host config") |
d62a17ae | 52 | DEFINE_MTYPE(LIB, COMPLETION, "Completion item") |
4a1ab8e4 | 53 | |
26fbe472 QY |
54 | #define item(x) \ |
55 | { \ | |
56 | x, #x \ | |
57 | } | |
58 | ||
59 | /* clang-format off */ | |
60 | const struct message tokennames[] = { | |
61 | item(WORD_TKN), | |
62 | item(VARIABLE_TKN), | |
63 | item(RANGE_TKN), | |
64 | item(IPV4_TKN), | |
65 | item(IPV4_PREFIX_TKN), | |
66 | item(IPV6_TKN), | |
67 | item(IPV6_PREFIX_TKN), | |
68 | item(MAC_TKN), | |
69 | item(MAC_PREFIX_TKN), | |
70 | item(FORK_TKN), | |
71 | item(JOIN_TKN), | |
72 | item(START_TKN), | |
73 | item(END_TKN), | |
74 | {0}, | |
75 | }; | |
76 | ||
a83a5331 QY |
77 | const char *node_names[] = { |
78 | "auth", // AUTH_NODE, | |
79 | "view", // VIEW_NODE, | |
80 | "auth enable", // AUTH_ENABLE_NODE, | |
81 | "enable", // ENABLE_NODE, | |
82 | "config", // CONFIG_NODE, | |
a83a5331 QY |
83 | "debug", // DEBUG_NODE, |
84 | "vrf debug", // VRF_DEBUG_NODE, | |
1c2facd1 | 85 | "northbound debug", // NORTHBOUND_DEBUG_NODE, |
c652f6f6 | 86 | "vnc debug", // DEBUG_VNC_NODE, |
e3ab8170 | 87 | "route-map debug", /* RMAP_DEBUG_NODE */ |
fe9e7b71 | 88 | "resolver debug", /* RESOLVER_DEBUG_NODE */ |
a83a5331 QY |
89 | "aaa", // AAA_NODE, |
90 | "keychain", // KEYCHAIN_NODE, | |
9d356c93 | 91 | "keychain key", // KEYCHAIN_KEY_NODE, |
9f46cc36 | 92 | "static ip", // IP_NODE, |
a83a5331 QY |
93 | "vrf", // VRF_NODE, |
94 | "interface", // INTERFACE_NODE, | |
dba32923 | 95 | "nexthop-group", // NH_GROUP_NODE, |
a83a5331 QY |
96 | "zebra", // ZEBRA_NODE, |
97 | "table", // TABLE_NODE, | |
98 | "rip", // RIP_NODE, | |
99 | "ripng", // RIPNG_NODE, | |
100 | "babel", // BABEL_NODE, | |
101 | "eigrp", // EIGRP_NODE, | |
102 | "bgp", // BGP_NODE, | |
103 | "bgp vpnv4", // BGP_VPNV4_NODE, | |
c652f6f6 | 104 | "bgp vpnv6", // BGP_VPNV6_NODE, |
996c9314 | 105 | "bgp ipv4 unicast", // BGP_IPV4_NODE, |
a83a5331 QY |
106 | "bgp ipv4 multicast", // BGP_IPV4M_NODE, |
107 | "bgp ipv4 labeled unicast", // BGP_IPV4L_NODE, | |
108 | "bgp ipv6", // BGP_IPV6_NODE, | |
109 | "bgp ipv6 multicast", // BGP_IPV6M_NODE, | |
110 | "bgp ipv6 labeled unicast", // BGP_IPV6L_NODE, | |
996c9314 LB |
111 | "bgp vrf policy", // BGP_VRF_POLICY_NODE, |
112 | "bgp vnc defaults", // BGP_VNC_DEFAULTS_NODE, | |
a83a5331 QY |
113 | "bgp vnc nve", // BGP_VNC_NVE_GROUP_NODE, |
114 | "bgp vnc l2", // BGP_VNC_L2_GROUP_NODE, | |
115 | "rfp defaults", // RFP_DEFAULTS_NODE, | |
116 | "bgp evpn", // BGP_EVPN_NODE, | |
117 | "ospf", // OSPF_NODE, | |
118 | "ospf6", // OSPF6_NODE, | |
119 | "ldp", // LDP_NODE, | |
120 | "ldp ipv4", // LDP_IPV4_NODE, | |
121 | "ldp ipv6", // LDP_IPV6_NODE, | |
122 | "ldp ipv4 interface", // LDP_IPV4_IFACE_NODE, | |
123 | "ldp ipv6 interface", // LDP_IPV6_IFACE_NODE, | |
124 | "ldp l2vpn", // LDP_L2VPN_NODE, | |
125 | "ldp", // LDP_PSEUDOWIRE_NODE, | |
126 | "isis", // ISIS_NODE, | |
996c9314 LB |
127 | "ipv4 access list", // ACCESS_NODE, |
128 | "ipv4 prefix list", // PREFIX_NODE, | |
129 | "ipv6 access list", // ACCESS_IPV6_NODE, | |
130 | "MAC access list", // ACCESS_MAC_NODE, | |
131 | "ipv6 prefix list", // PREFIX_IPV6_NODE, | |
c652f6f6 | 132 | "as list", // AS_LIST_NODE, |
996c9314 | 133 | "community list", // COMMUNITY_LIST_NODE, |
a83a5331 | 134 | "routemap", // RMAP_NODE, |
e5c83d9b | 135 | "pbr-map", // PBRMAP_NODE, |
a83a5331 QY |
136 | "smux", // SMUX_NODE, |
137 | "dump", // DUMP_NODE, | |
138 | "forwarding", // FORWARDING_NODE, | |
139 | "protocol", // PROTOCOL_NODE, | |
140 | "mpls", // MPLS_NODE, | |
2dd0d726 | 141 | "pw", // PW_NODE, |
a83a5331 QY |
142 | "vty", // VTY_NODE, |
143 | "link-params", // LINK_PARAMS_NODE, | |
144 | "bgp evpn vni", // BGP_EVPN_VNI_NODE, | |
dabecd7c | 145 | "rpki", // RPKI_NODE |
7c40bf39 | 146 | "bgp ipv4 flowspec", /* BGP_FLOWSPECV4_NODE |
147 | */ | |
148 | "bgp ipv6 flowspec", /* BGP_FLOWSPECV6_NODE | |
149 | */ | |
c2f29cf3 RZ |
150 | "bfd", /* BFD_NODE */ |
151 | "bfd peer", /* BFD_PEER_NODE */ | |
7c0cbd0e | 152 | "openfabric", // OPENFABRIC_NODE |
2fff50ec | 153 | "vrrp", /* VRRP_NODE */ |
a83a5331 | 154 | }; |
26fbe472 | 155 | /* clang-format on */ |
a83a5331 | 156 | |
718e3744 | 157 | /* Command vector which includes some level of command lists. Normally |
158 | each daemon maintains each own cmdvec. */ | |
eb820afe | 159 | vector cmdvec = NULL; |
718e3744 | 160 | |
161 | /* Host information structure. */ | |
162 | struct host host; | |
163 | ||
419cd5a0 MK |
164 | /* |
165 | * Returns host.name if any, otherwise | |
166 | * it returns the system hostname. | |
167 | */ | |
6b3ee3a0 | 168 | const char *cmd_hostname_get(void) |
419cd5a0 MK |
169 | { |
170 | return host.name; | |
171 | } | |
172 | ||
173 | /* | |
174 | * Returns unix domainname | |
175 | */ | |
6b3ee3a0 | 176 | const char *cmd_domainname_get(void) |
419cd5a0 MK |
177 | { |
178 | return host.domainname; | |
179 | } | |
180 | ||
718e3744 | 181 | /* Standard command node structures. */ |
d62a17ae | 182 | static struct cmd_node auth_node = { |
9d303b37 | 183 | AUTH_NODE, "Password: ", |
718e3744 | 184 | }; |
185 | ||
d62a17ae | 186 | static struct cmd_node view_node = { |
9d303b37 | 187 | VIEW_NODE, "%s> ", |
718e3744 | 188 | }; |
189 | ||
d62a17ae | 190 | static struct cmd_node auth_enable_node = { |
9d303b37 | 191 | AUTH_ENABLE_NODE, "Password: ", |
718e3744 | 192 | }; |
193 | ||
d62a17ae | 194 | static struct cmd_node enable_node = { |
9d303b37 | 195 | ENABLE_NODE, "%s# ", |
718e3744 | 196 | }; |
197 | ||
d62a17ae | 198 | static struct cmd_node config_node = {CONFIG_NODE, "%s(config)# ", 1}; |
6590f2c3 | 199 | |
200 | /* Default motd string. */ | |
b2f36157 | 201 | static const char *default_motd = FRR_DEFAULT_MOTD; |
274a4a44 | 202 | |
2d362d10 | 203 | static const struct facility_map { |
d62a17ae | 204 | int facility; |
205 | const char *name; | |
206 | size_t match; | |
207 | } syslog_facilities[] = { | |
208 | {LOG_KERN, "kern", 1}, | |
209 | {LOG_USER, "user", 2}, | |
210 | {LOG_MAIL, "mail", 1}, | |
211 | {LOG_DAEMON, "daemon", 1}, | |
212 | {LOG_AUTH, "auth", 1}, | |
213 | {LOG_SYSLOG, "syslog", 1}, | |
214 | {LOG_LPR, "lpr", 2}, | |
215 | {LOG_NEWS, "news", 1}, | |
216 | {LOG_UUCP, "uucp", 2}, | |
217 | {LOG_CRON, "cron", 1}, | |
274a4a44 | 218 | #ifdef LOG_FTP |
d62a17ae | 219 | {LOG_FTP, "ftp", 1}, |
274a4a44 | 220 | #endif |
d62a17ae | 221 | {LOG_LOCAL0, "local0", 6}, |
222 | {LOG_LOCAL1, "local1", 6}, | |
223 | {LOG_LOCAL2, "local2", 6}, | |
224 | {LOG_LOCAL3, "local3", 6}, | |
225 | {LOG_LOCAL4, "local4", 6}, | |
226 | {LOG_LOCAL5, "local5", 6}, | |
227 | {LOG_LOCAL6, "local6", 6}, | |
228 | {LOG_LOCAL7, "local7", 6}, | |
229 | {0, NULL, 0}, | |
230 | }; | |
274a4a44 | 231 | |
d62a17ae | 232 | static const char *facility_name(int facility) |
274a4a44 | 233 | { |
d62a17ae | 234 | const struct facility_map *fm; |
274a4a44 | 235 | |
d62a17ae | 236 | for (fm = syslog_facilities; fm->name; fm++) |
237 | if (fm->facility == facility) | |
238 | return fm->name; | |
239 | return ""; | |
274a4a44 | 240 | } |
241 | ||
d62a17ae | 242 | static int facility_match(const char *str) |
274a4a44 | 243 | { |
d62a17ae | 244 | const struct facility_map *fm; |
274a4a44 | 245 | |
d62a17ae | 246 | for (fm = syslog_facilities; fm->name; fm++) |
247 | if (!strncmp(str, fm->name, fm->match)) | |
248 | return fm->facility; | |
249 | return -1; | |
274a4a44 | 250 | } |
251 | ||
d62a17ae | 252 | static int level_match(const char *s) |
274a4a44 | 253 | { |
d62a17ae | 254 | int level; |
d0bfb22c | 255 | |
d62a17ae | 256 | for (level = 0; zlog_priority[level] != NULL; level++) |
257 | if (!strncmp(s, zlog_priority[level], 2)) | |
258 | return level; | |
259 | return ZLOG_DISABLED; | |
274a4a44 | 260 | } |
261 | ||
cb585b65 | 262 | /* This is called from main when a daemon is invoked with -v or --version. */ |
d62a17ae | 263 | void print_version(const char *progname) |
6590f2c3 | 264 | { |
d62a17ae | 265 | printf("%s version %s\n", progname, FRR_VERSION); |
266 | printf("%s\n", FRR_COPYRIGHT); | |
267 | printf("configured with:\n\t%s\n", FRR_CONFIG_ARGS); | |
6590f2c3 | 268 | } |
269 | ||
d62a17ae | 270 | char *argv_concat(struct cmd_token **argv, int argc, int shift) |
271 | { | |
a6a87d63 | 272 | int cnt = MAX(argc - shift, 0); |
273 | const char *argstr[cnt + 1]; | |
274 | ||
275 | if (!cnt) | |
276 | return NULL; | |
fe011935 QY |
277 | |
278 | for (int i = 0; i < cnt; i++) | |
279 | argstr[i] = argv[i + shift]->arg; | |
280 | ||
281 | return frrstr_join(argstr, cnt, " "); | |
282 | } | |
283 | ||
284 | vector cmd_make_strvec(const char *string) | |
285 | { | |
286 | if (!string) | |
d62a17ae | 287 | return NULL; |
fe011935 QY |
288 | |
289 | const char *copy = string; | |
290 | ||
291 | /* skip leading whitespace */ | |
fefa5e0f | 292 | while (isspace((unsigned char)*copy) && *copy != '\0') |
fe011935 QY |
293 | copy++; |
294 | ||
295 | /* if the entire string was whitespace or a comment, return */ | |
296 | if (*copy == '\0' || *copy == '!' || *copy == '#') | |
297 | return NULL; | |
298 | ||
0a334343 | 299 | vector result = frrstr_split_vec(copy, "\n\r\t "); |
fe011935 QY |
300 | |
301 | for (unsigned int i = 0; i < vector_active(result); i++) { | |
302 | if (strlen(vector_slot(result, i)) == 0) { | |
303 | XFREE(MTYPE_TMP, vector_slot(result, i)); | |
f428cb8a | 304 | vector_unset(result, i); |
fe011935 | 305 | } |
d62a17ae | 306 | } |
f428cb8a QY |
307 | |
308 | vector_compact(result); | |
309 | ||
fe011935 QY |
310 | return result; |
311 | } | |
312 | ||
313 | void cmd_free_strvec(vector v) | |
314 | { | |
315 | frrstr_strvec_free(v); | |
718e3744 | 316 | } |
317 | ||
ae19d7dd QY |
318 | /** |
319 | * Convenience function for accessing argv data. | |
320 | * | |
321 | * @param argc | |
322 | * @param argv | |
323 | * @param text definition snippet of the desired token | |
324 | * @param index the starting index, and where to store the | |
325 | * index of the found token if it exists | |
326 | * @return 1 if found, 0 otherwise | |
327 | */ | |
d62a17ae | 328 | int argv_find(struct cmd_token **argv, int argc, const char *text, int *index) |
ae19d7dd | 329 | { |
d62a17ae | 330 | int found = 0; |
331 | for (int i = *index; i < argc && found == 0; i++) | |
332 | if ((found = strmatch(text, argv[i]->text))) | |
333 | *index = i; | |
334 | return found; | |
ae19d7dd QY |
335 | } |
336 | ||
d8b87afe | 337 | static unsigned int cmd_hash_key(const void *p) |
274f29b2 | 338 | { |
bd74dc61 DS |
339 | int size = sizeof(p); |
340 | ||
341 | return jhash(p, size, 0); | |
274f29b2 PJ |
342 | } |
343 | ||
74df8d6d | 344 | static bool cmd_hash_cmp(const void *a, const void *b) |
274f29b2 | 345 | { |
d62a17ae | 346 | return a == b; |
274f29b2 PJ |
347 | } |
348 | ||
718e3744 | 349 | /* Install top node of command vector. */ |
d62a17ae | 350 | void install_node(struct cmd_node *node, int (*func)(struct vty *)) |
718e3744 | 351 | { |
d62a17ae | 352 | vector_set_index(cmdvec, node->node, node); |
353 | node->func = func; | |
354 | node->cmdgraph = graph_new(); | |
355 | node->cmd_vector = vector_init(VECTOR_MIN_SIZE); | |
356 | // add start node | |
357 | struct cmd_token *token = | |
358 | cmd_token_new(START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
359 | graph_new_node(node->cmdgraph, token, | |
360 | (void (*)(void *)) & cmd_token_del); | |
996c9314 | 361 | node->cmd_hash = hash_create_size(16, cmd_hash_key, cmd_hash_cmp, |
bd74dc61 | 362 | "Command Hash"); |
718e3744 | 363 | } |
364 | ||
718e3744 | 365 | /* Return prompt character of specified node. */ |
d62a17ae | 366 | const char *cmd_prompt(enum node_type node) |
718e3744 | 367 | { |
d62a17ae | 368 | struct cmd_node *cnode; |
718e3744 | 369 | |
d62a17ae | 370 | cnode = vector_slot(cmdvec, node); |
371 | return cnode->prompt; | |
718e3744 | 372 | } |
373 | ||
374 | /* Install a command into a node. */ | |
d62a17ae | 375 | void install_element(enum node_type ntype, struct cmd_element *cmd) |
718e3744 | 376 | { |
d62a17ae | 377 | struct cmd_node *cnode; |
d0bfb22c | 378 | |
d62a17ae | 379 | /* cmd_init hasn't been called */ |
380 | if (!cmdvec) { | |
381 | fprintf(stderr, "%s called before cmd_init, breakage likely\n", | |
382 | __func__); | |
383 | return; | |
384 | } | |
ebacb4ed | 385 | |
3cbb67f2 | 386 | cnode = vector_lookup(cmdvec, ntype); |
718e3744 | 387 | |
d62a17ae | 388 | if (cnode == NULL) { |
389 | fprintf(stderr, | |
3cbb67f2 DL |
390 | "%s[%s]:\n" |
391 | "\tnode %d (%s) does not exist.\n" | |
392 | "\tplease call install_node() before install_element()\n", | |
393 | cmd->name, cmd->string, ntype, node_names[ntype]); | |
d62a17ae | 394 | exit(EXIT_FAILURE); |
395 | } | |
ebacb4ed | 396 | |
d62a17ae | 397 | if (hash_lookup(cnode->cmd_hash, cmd) != NULL) { |
398 | fprintf(stderr, | |
3cbb67f2 DL |
399 | "%s[%s]:\n" |
400 | "\tnode %d (%s) already has this command installed.\n" | |
401 | "\tduplicate install_element call?\n", | |
402 | cmd->name, cmd->string, ntype, node_names[ntype]); | |
d62a17ae | 403 | return; |
404 | } | |
ebacb4ed | 405 | |
d62a17ae | 406 | assert(hash_get(cnode->cmd_hash, cmd, hash_alloc_intern)); |
ebacb4ed | 407 | |
d62a17ae | 408 | struct graph *graph = graph_new(); |
409 | struct cmd_token *token = | |
410 | cmd_token_new(START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
411 | graph_new_node(graph, token, (void (*)(void *)) & cmd_token_del); | |
de8f7a39 | 412 | |
d62a17ae | 413 | cmd_graph_parse(graph, cmd); |
414 | cmd_graph_names(graph); | |
415 | cmd_graph_merge(cnode->cmdgraph, graph, +1); | |
416 | graph_delete_graph(graph); | |
de8f7a39 | 417 | |
d62a17ae | 418 | vector_set(cnode->cmd_vector, cmd); |
735e62a0 | 419 | |
d62a17ae | 420 | if (ntype == VIEW_NODE) |
421 | install_element(ENABLE_NODE, cmd); | |
718e3744 | 422 | } |
423 | ||
d62a17ae | 424 | void uninstall_element(enum node_type ntype, struct cmd_element *cmd) |
de8f7a39 | 425 | { |
d62a17ae | 426 | struct cmd_node *cnode; |
de8f7a39 | 427 | |
d62a17ae | 428 | /* cmd_init hasn't been called */ |
429 | if (!cmdvec) { | |
430 | fprintf(stderr, "%s called before cmd_init, breakage likely\n", | |
431 | __func__); | |
432 | return; | |
433 | } | |
de8f7a39 | 434 | |
3cbb67f2 | 435 | cnode = vector_lookup(cmdvec, ntype); |
de8f7a39 | 436 | |
d62a17ae | 437 | if (cnode == NULL) { |
438 | fprintf(stderr, | |
3cbb67f2 DL |
439 | "%s[%s]:\n" |
440 | "\tnode %d (%s) does not exist.\n" | |
441 | "\tplease call install_node() before uninstall_element()\n", | |
442 | cmd->name, cmd->string, ntype, node_names[ntype]); | |
d62a17ae | 443 | exit(EXIT_FAILURE); |
444 | } | |
de8f7a39 | 445 | |
d62a17ae | 446 | if (hash_release(cnode->cmd_hash, cmd) == NULL) { |
447 | fprintf(stderr, | |
3cbb67f2 DL |
448 | "%s[%s]:\n" |
449 | "\tnode %d (%s) does not have this command installed.\n" | |
450 | "\tduplicate uninstall_element call?\n", | |
451 | cmd->name, cmd->string, ntype, node_names[ntype]); | |
d62a17ae | 452 | return; |
453 | } | |
de8f7a39 | 454 | |
d62a17ae | 455 | vector_unset_value(cnode->cmd_vector, cmd); |
de8f7a39 | 456 | |
d62a17ae | 457 | struct graph *graph = graph_new(); |
458 | struct cmd_token *token = | |
459 | cmd_token_new(START_TKN, CMD_ATTR_NORMAL, NULL, NULL); | |
460 | graph_new_node(graph, token, (void (*)(void *)) & cmd_token_del); | |
de8f7a39 | 461 | |
d62a17ae | 462 | cmd_graph_parse(graph, cmd); |
463 | cmd_graph_names(graph); | |
464 | cmd_graph_merge(cnode->cmdgraph, graph, -1); | |
465 | graph_delete_graph(graph); | |
de8f7a39 | 466 | |
d62a17ae | 467 | if (ntype == VIEW_NODE) |
468 | uninstall_element(ENABLE_NODE, cmd); | |
de8f7a39 DL |
469 | } |
470 | ||
471 | ||
2d362d10 | 472 | static const unsigned char itoa64[] = |
d62a17ae | 473 | "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
718e3744 | 474 | |
d62a17ae | 475 | static void to64(char *s, long v, int n) |
718e3744 | 476 | { |
d62a17ae | 477 | while (--n >= 0) { |
478 | *s++ = itoa64[v & 0x3f]; | |
479 | v >>= 6; | |
480 | } | |
718e3744 | 481 | } |
482 | ||
d62a17ae | 483 | static char *zencrypt(const char *passwd) |
718e3744 | 484 | { |
d62a17ae | 485 | char salt[6]; |
486 | struct timeval tv; | |
487 | char *crypt(const char *, const char *); | |
718e3744 | 488 | |
d62a17ae | 489 | gettimeofday(&tv, 0); |
d0bfb22c | 490 | |
d62a17ae | 491 | to64(&salt[0], random(), 3); |
492 | to64(&salt[3], tv.tv_usec, 3); | |
493 | salt[5] = '\0'; | |
718e3744 | 494 | |
d62a17ae | 495 | return crypt(passwd, salt); |
718e3744 | 496 | } |
497 | ||
498 | /* This function write configuration of this host. */ | |
d62a17ae | 499 | static int config_write_host(struct vty *vty) |
500 | { | |
6b3ee3a0 MK |
501 | if (cmd_hostname_get()) |
502 | vty_out(vty, "hostname %s\n", cmd_hostname_get()); | |
d62a17ae | 503 | |
3b103fec MK |
504 | if (cmd_domainname_get()) |
505 | vty_out(vty, "domainname %s\n", cmd_domainname_get()); | |
506 | ||
0204baa8 | 507 | /* The following are all configuration commands that are not sent to |
3518f352 DS |
508 | * watchfrr. For instance watchfrr is hardcoded to log to syslog so |
509 | * we would always display 'log syslog informational' in the config | |
510 | * which would cause other daemons to then switch to syslog when they | |
511 | * parse frr.conf. | |
512 | */ | |
0204baa8 DW |
513 | if (strcmp(zlog_default->protoname, "WATCHFRR")) { |
514 | if (host.encrypt) { | |
515 | if (host.password_encrypt) | |
3518f352 DS |
516 | vty_out(vty, "password 8 %s\n", |
517 | host.password_encrypt); | |
0204baa8 DW |
518 | if (host.enable_encrypt) |
519 | vty_out(vty, "enable password 8 %s\n", | |
520 | host.enable_encrypt); | |
521 | } else { | |
522 | if (host.password) | |
523 | vty_out(vty, "password %s\n", host.password); | |
524 | if (host.enable) | |
3518f352 DS |
525 | vty_out(vty, "enable password %s\n", |
526 | host.enable); | |
0204baa8 | 527 | } |
d62a17ae | 528 | |
0204baa8 | 529 | if (host.logfile |
3518f352 DS |
530 | && (zlog_default->maxlvl[ZLOG_DEST_FILE] |
531 | != ZLOG_DISABLED)) { | |
0204baa8 DW |
532 | vty_out(vty, "log file %s", host.logfile); |
533 | if (zlog_default->maxlvl[ZLOG_DEST_FILE] | |
534 | != zlog_default->default_lvl) | |
535 | vty_out(vty, " %s", | |
536 | zlog_priority | |
3518f352 DS |
537 | [zlog_default->maxlvl |
538 | [ZLOG_DEST_FILE]]); | |
0204baa8 DW |
539 | vty_out(vty, "\n"); |
540 | } | |
d62a17ae | 541 | |
0204baa8 DW |
542 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] != ZLOG_DISABLED) { |
543 | vty_out(vty, "log stdout"); | |
544 | if (zlog_default->maxlvl[ZLOG_DEST_STDOUT] | |
545 | != zlog_default->default_lvl) | |
546 | vty_out(vty, " %s", | |
3518f352 DS |
547 | zlog_priority |
548 | [zlog_default->maxlvl | |
549 | [ZLOG_DEST_STDOUT]]); | |
0204baa8 DW |
550 | vty_out(vty, "\n"); |
551 | } | |
d62a17ae | 552 | |
0204baa8 DW |
553 | if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) |
554 | vty_out(vty, "no log monitor\n"); | |
555 | else if (zlog_default->maxlvl[ZLOG_DEST_MONITOR] | |
556 | != zlog_default->default_lvl) | |
557 | vty_out(vty, "log monitor %s\n", | |
d62a17ae | 558 | zlog_priority[zlog_default->maxlvl |
3518f352 | 559 | [ZLOG_DEST_MONITOR]]); |
0204baa8 DW |
560 | |
561 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) { | |
562 | vty_out(vty, "log syslog"); | |
563 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] | |
564 | != zlog_default->default_lvl) | |
565 | vty_out(vty, " %s", | |
566 | zlog_priority[zlog_default->maxlvl | |
567 | [ZLOG_DEST_SYSLOG]]); | |
568 | vty_out(vty, "\n"); | |
569 | } | |
d62a17ae | 570 | |
0204baa8 DW |
571 | if (zlog_default->facility != LOG_DAEMON) |
572 | vty_out(vty, "log facility %s\n", | |
573 | facility_name(zlog_default->facility)); | |
d62a17ae | 574 | |
0204baa8 DW |
575 | if (zlog_default->record_priority == 1) |
576 | vty_out(vty, "log record-priority\n"); | |
d62a17ae | 577 | |
0204baa8 DW |
578 | if (zlog_default->timestamp_precision > 0) |
579 | vty_out(vty, "log timestamp precision %d\n", | |
580 | zlog_default->timestamp_precision); | |
d62a17ae | 581 | |
0204baa8 DW |
582 | if (host.advanced) |
583 | vty_out(vty, "service advanced-vty\n"); | |
d62a17ae | 584 | |
0204baa8 DW |
585 | if (host.encrypt) |
586 | vty_out(vty, "service password-encryption\n"); | |
d62a17ae | 587 | |
0204baa8 | 588 | if (host.lines >= 0) |
3518f352 DS |
589 | vty_out(vty, "service terminal-length %d\n", |
590 | host.lines); | |
d62a17ae | 591 | |
0204baa8 DW |
592 | if (host.motdfile) |
593 | vty_out(vty, "banner motd file %s\n", host.motdfile); | |
594 | else if (!host.motd) | |
595 | vty_out(vty, "no banner motd\n"); | |
596 | } | |
d62a17ae | 597 | |
9eed278b DL |
598 | if (debug_memstats_at_exit) |
599 | vty_out(vty, "!\ndebug memstats-at-exit\n"); | |
600 | ||
d62a17ae | 601 | return 1; |
718e3744 | 602 | } |
603 | ||
d0bfb22c | 604 | /* Utility function for getting command graph. */ |
d62a17ae | 605 | static struct graph *cmd_node_graph(vector v, enum node_type ntype) |
718e3744 | 606 | { |
d62a17ae | 607 | struct cmd_node *cnode = vector_slot(v, ntype); |
608 | return cnode->cmdgraph; | |
718e3744 | 609 | } |
610 | ||
d62a17ae | 611 | static int cmd_try_do_shortcut(enum node_type node, char *first_word) |
612 | { | |
613 | if (first_word != NULL && node != AUTH_NODE && node != VIEW_NODE | |
614 | && node != AUTH_ENABLE_NODE && 0 == strcmp("do", first_word)) | |
615 | return 1; | |
616 | return 0; | |
718e3744 | 617 | } |
618 | ||
d0bfb22c QY |
619 | /** |
620 | * Compare function for cmd_token. | |
621 | * Used with qsort to sort command completions. | |
622 | */ | |
d62a17ae | 623 | static int compare_completions(const void *fst, const void *snd) |
718e3744 | 624 | { |
36de6e0e A |
625 | const struct cmd_token *first = *(const struct cmd_token * const *)fst, |
626 | *secnd = *(const struct cmd_token * const *)snd; | |
d62a17ae | 627 | return strcmp(first->text, secnd->text); |
718e3744 | 628 | } |
629 | ||
d0bfb22c QY |
630 | /** |
631 | * Takes a list of completions returned by command_complete, | |
632 | * dedeuplicates them based on both text and description, | |
6011c1b2 QY |
633 | * sorts them, and returns them as a vector. |
634 | * | |
635 | * @param completions linked list of cmd_token | |
636 | * @return deduplicated and sorted vector with | |
d0bfb22c | 637 | */ |
d62a17ae | 638 | vector completions_to_vec(struct list *completions) |
639 | { | |
640 | vector comps = vector_init(VECTOR_MIN_SIZE); | |
641 | ||
642 | struct listnode *ln; | |
643 | struct cmd_token *token, *cr = NULL; | |
644 | unsigned int i, exists; | |
645 | for (ALL_LIST_ELEMENTS_RO(completions, ln, token)) { | |
646 | if (token->type == END_TKN && (cr = token)) | |
647 | continue; | |
648 | ||
649 | // linear search for token in completions vector | |
650 | exists = 0; | |
651 | for (i = 0; i < vector_active(comps) && !exists; i++) { | |
652 | struct cmd_token *curr = vector_slot(comps, i); | |
53205694 | 653 | #ifdef VTYSH_DEBUG |
d62a17ae | 654 | exists = !strcmp(curr->text, token->text) |
655 | && !strcmp(curr->desc, token->desc); | |
53205694 | 656 | #else |
d62a17ae | 657 | exists = !strcmp(curr->text, token->text); |
53205694 | 658 | #endif /* VTYSH_DEBUG */ |
d62a17ae | 659 | } |
909a2155 | 660 | |
d62a17ae | 661 | if (!exists) |
662 | vector_set(comps, token); | |
663 | } | |
cd40b329 | 664 | |
d62a17ae | 665 | // sort completions |
666 | qsort(comps->index, vector_active(comps), sizeof(void *), | |
667 | &compare_completions); | |
cd40b329 | 668 | |
d62a17ae | 669 | // make <cr> the first element, if it is present |
670 | if (cr) { | |
671 | vector_set_index(comps, vector_active(comps), NULL); | |
672 | memmove(comps->index + 1, comps->index, | |
673 | (comps->alloced - 1) * sizeof(void *)); | |
674 | vector_set_index(comps, 0, cr); | |
675 | } | |
6011c1b2 | 676 | |
d62a17ae | 677 | return comps; |
cd40b329 | 678 | } |
d0bfb22c QY |
679 | /** |
680 | * Generates a vector of cmd_token representing possible completions | |
681 | * on the current input. | |
682 | * | |
683 | * @param vline the vectorized input line | |
684 | * @param vty the vty with the node to match on | |
685 | * @param status pointer to matcher status code | |
ebacb4ed | 686 | * @return vector of struct cmd_token * with possible completions |
d0bfb22c | 687 | */ |
d62a17ae | 688 | static vector cmd_complete_command_real(vector vline, struct vty *vty, |
689 | int *status) | |
cd40b329 | 690 | { |
d62a17ae | 691 | struct list *completions; |
692 | struct graph *cmdgraph = cmd_node_graph(cmdvec, vty->node); | |
cd40b329 | 693 | |
d62a17ae | 694 | enum matcher_rv rv = command_complete(cmdgraph, vline, &completions); |
cd40b329 | 695 | |
d62a17ae | 696 | if (MATCHER_ERROR(rv)) { |
697 | *status = CMD_ERR_NO_MATCH; | |
698 | return NULL; | |
699 | } | |
b92938a7 | 700 | |
d62a17ae | 701 | vector comps = completions_to_vec(completions); |
6a154c88 | 702 | list_delete(&completions); |
b92938a7 | 703 | |
d62a17ae | 704 | // set status code appropriately |
705 | switch (vector_active(comps)) { | |
706 | case 0: | |
707 | *status = CMD_ERR_NO_MATCH; | |
708 | break; | |
709 | case 1: | |
710 | *status = CMD_COMPLETE_FULL_MATCH; | |
711 | break; | |
712 | default: | |
713 | *status = CMD_COMPLETE_LIST_MATCH; | |
714 | } | |
718e3744 | 715 | |
d62a17ae | 716 | return comps; |
d0bfb22c | 717 | } |
718e3744 | 718 | |
d62a17ae | 719 | vector cmd_describe_command(vector vline, struct vty *vty, int *status) |
d0bfb22c | 720 | { |
d62a17ae | 721 | vector ret; |
718e3744 | 722 | |
d62a17ae | 723 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { |
724 | enum node_type onode; | |
1c2facd1 | 725 | int orig_xpath_index; |
d62a17ae | 726 | vector shifted_vline; |
727 | unsigned int index; | |
718e3744 | 728 | |
d62a17ae | 729 | onode = vty->node; |
1c2facd1 | 730 | orig_xpath_index = vty->xpath_index; |
d62a17ae | 731 | vty->node = ENABLE_NODE; |
1c2facd1 | 732 | vty->xpath_index = 0; |
d62a17ae | 733 | /* We can try it on enable node, cos' the vty is authenticated |
734 | */ | |
718e3744 | 735 | |
d62a17ae | 736 | shifted_vline = vector_init(vector_count(vline)); |
737 | /* use memcpy? */ | |
738 | for (index = 1; index < vector_active(vline); index++) { | |
739 | vector_set_index(shifted_vline, index - 1, | |
740 | vector_lookup(vline, index)); | |
741 | } | |
718e3744 | 742 | |
d62a17ae | 743 | ret = cmd_complete_command_real(shifted_vline, vty, status); |
d0bfb22c | 744 | |
d62a17ae | 745 | vector_free(shifted_vline); |
746 | vty->node = onode; | |
1c2facd1 | 747 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 748 | return ret; |
749 | } | |
718e3744 | 750 | |
d62a17ae | 751 | return cmd_complete_command_real(vline, vty, status); |
718e3744 | 752 | } |
753 | ||
70d44c5c DL |
754 | static struct list *varhandlers = NULL; |
755 | ||
d62a17ae | 756 | void cmd_variable_complete(struct cmd_token *token, const char *arg, |
757 | vector comps) | |
758 | { | |
759 | struct listnode *ln; | |
760 | const struct cmd_variable_handler *cvh; | |
761 | size_t i, argsz; | |
762 | vector tmpcomps; | |
763 | ||
764 | tmpcomps = arg ? vector_init(VECTOR_MIN_SIZE) : comps; | |
765 | ||
766 | for (ALL_LIST_ELEMENTS_RO(varhandlers, ln, cvh)) { | |
767 | if (cvh->tokenname && strcmp(cvh->tokenname, token->text)) | |
768 | continue; | |
9d303b37 DL |
769 | if (cvh->varname && (!token->varname |
770 | || strcmp(cvh->varname, token->varname))) | |
d62a17ae | 771 | continue; |
772 | cvh->completions(tmpcomps, token); | |
773 | break; | |
774 | } | |
775 | ||
776 | if (!arg) | |
777 | return; | |
778 | ||
779 | argsz = strlen(arg); | |
780 | for (i = vector_active(tmpcomps); i; i--) { | |
781 | char *item = vector_slot(tmpcomps, i - 1); | |
782 | if (strlen(item) >= argsz && !strncmp(item, arg, argsz)) | |
783 | vector_set(comps, item); | |
784 | else | |
785 | XFREE(MTYPE_COMPLETION, item); | |
786 | } | |
787 | vector_free(tmpcomps); | |
70d44c5c DL |
788 | } |
789 | ||
1a0f614d QY |
790 | #define AUTOCOMP_INDENT 5 |
791 | ||
d62a17ae | 792 | char *cmd_variable_comp2str(vector comps, unsigned short cols) |
1a0f614d | 793 | { |
d62a17ae | 794 | size_t bsz = 16; |
795 | char *buf = XCALLOC(MTYPE_TMP, bsz); | |
796 | int lc = AUTOCOMP_INDENT; | |
797 | size_t cs = AUTOCOMP_INDENT; | |
798 | size_t itemlen; | |
799 | snprintf(buf, bsz, "%*s", AUTOCOMP_INDENT, ""); | |
800 | for (size_t j = 0; j < vector_active(comps); j++) { | |
801 | char *item = vector_slot(comps, j); | |
802 | itemlen = strlen(item); | |
1a0f614d | 803 | |
d62a17ae | 804 | if (cs + itemlen + AUTOCOMP_INDENT + 3 >= bsz) |
805 | buf = XREALLOC(MTYPE_TMP, buf, (bsz *= 2)); | |
1a0f614d | 806 | |
d62a17ae | 807 | if (lc + itemlen + 1 >= cols) { |
808 | cs += snprintf(&buf[cs], bsz - cs, "\n%*s", | |
809 | AUTOCOMP_INDENT, ""); | |
810 | lc = AUTOCOMP_INDENT; | |
811 | } | |
1a0f614d | 812 | |
d62a17ae | 813 | size_t written = snprintf(&buf[cs], bsz - cs, "%s ", item); |
814 | lc += written; | |
815 | cs += written; | |
816 | XFREE(MTYPE_COMPLETION, item); | |
817 | vector_set_index(comps, j, NULL); | |
818 | } | |
819 | return buf; | |
1a0f614d QY |
820 | } |
821 | ||
d62a17ae | 822 | void cmd_variable_handler_register(const struct cmd_variable_handler *cvh) |
70d44c5c | 823 | { |
d62a17ae | 824 | if (!varhandlers) |
825 | return; | |
70d44c5c | 826 | |
d62a17ae | 827 | for (; cvh->completions; cvh++) |
828 | listnode_add(varhandlers, (void *)cvh); | |
70d44c5c DL |
829 | } |
830 | ||
7f059ea6 DL |
831 | DEFUN_HIDDEN (autocomplete, |
832 | autocomplete_cmd, | |
833 | "autocomplete TYPE TEXT VARNAME", | |
834 | "Autocompletion handler (internal, for vtysh)\n" | |
835 | "cmd_token->type\n" | |
836 | "cmd_token->text\n" | |
837 | "cmd_token->varname\n") | |
838 | { | |
d62a17ae | 839 | struct cmd_token tok; |
840 | vector comps = vector_init(32); | |
841 | size_t i; | |
7f059ea6 | 842 | |
d62a17ae | 843 | memset(&tok, 0, sizeof(tok)); |
844 | tok.type = atoi(argv[1]->arg); | |
845 | tok.text = argv[2]->arg; | |
846 | tok.varname = argv[3]->arg; | |
847 | if (!strcmp(tok.varname, "-")) | |
848 | tok.varname = NULL; | |
7f059ea6 | 849 | |
d62a17ae | 850 | cmd_variable_complete(&tok, NULL, comps); |
7f059ea6 | 851 | |
d62a17ae | 852 | for (i = 0; i < vector_active(comps); i++) { |
853 | char *text = vector_slot(comps, i); | |
854 | vty_out(vty, "%s\n", text); | |
855 | XFREE(MTYPE_COMPLETION, text); | |
856 | } | |
7f059ea6 | 857 | |
d62a17ae | 858 | vector_free(comps); |
859 | return CMD_SUCCESS; | |
7f059ea6 DL |
860 | } |
861 | ||
ebacb4ed QY |
862 | /** |
863 | * Generate possible tab-completions for the given input. This function only | |
864 | * returns results that would result in a valid command if used as Readline | |
865 | * completions (as is the case in vtysh). For instance, if the passed vline ends | |
866 | * with '4.3.2', the strings 'A.B.C.D' and 'A.B.C.D/M' will _not_ be returned. | |
867 | * | |
868 | * @param vline vectorized input line | |
869 | * @param vty the vty | |
870 | * @param status location to store matcher status code in | |
871 | * @return set of valid strings for use with Readline as tab-completions. | |
872 | */ | |
873 | ||
d62a17ae | 874 | char **cmd_complete_command(vector vline, struct vty *vty, int *status) |
875 | { | |
876 | char **ret = NULL; | |
877 | int original_node = vty->node; | |
878 | vector input_line = vector_init(vector_count(vline)); | |
879 | ||
880 | // if the first token is 'do' we'll want to execute the command in the | |
881 | // enable node | |
882 | int do_shortcut = cmd_try_do_shortcut(vty->node, vector_slot(vline, 0)); | |
883 | vty->node = do_shortcut ? ENABLE_NODE : original_node; | |
884 | ||
885 | // construct the input line we'll be matching on | |
886 | unsigned int offset = (do_shortcut) ? 1 : 0; | |
887 | for (unsigned index = 0; index + offset < vector_active(vline); index++) | |
888 | vector_set_index(input_line, index, | |
889 | vector_lookup(vline, index + offset)); | |
890 | ||
891 | // get token completions -- this is a copying operation | |
892 | vector comps = NULL, initial_comps; | |
893 | initial_comps = cmd_complete_command_real(input_line, vty, status); | |
894 | ||
895 | if (!MATCHER_ERROR(*status)) { | |
896 | assert(initial_comps); | |
897 | // filter out everything that is not suitable for a | |
898 | // tab-completion | |
899 | comps = vector_init(VECTOR_MIN_SIZE); | |
900 | for (unsigned int i = 0; i < vector_active(initial_comps); | |
901 | i++) { | |
902 | struct cmd_token *token = vector_slot(initial_comps, i); | |
903 | if (token->type == WORD_TKN) | |
904 | vector_set(comps, XSTRDUP(MTYPE_COMPLETION, | |
905 | token->text)); | |
906 | else if (IS_VARYING_TOKEN(token->type)) { | |
907 | const char *ref = vector_lookup( | |
908 | vline, vector_active(vline) - 1); | |
909 | cmd_variable_complete(token, ref, comps); | |
910 | } | |
911 | } | |
912 | vector_free(initial_comps); | |
913 | ||
914 | // since we filtered results, we need to re-set status code | |
915 | switch (vector_active(comps)) { | |
916 | case 0: | |
917 | *status = CMD_ERR_NO_MATCH; | |
918 | break; | |
919 | case 1: | |
920 | *status = CMD_COMPLETE_FULL_MATCH; | |
921 | break; | |
922 | default: | |
923 | *status = CMD_COMPLETE_LIST_MATCH; | |
924 | } | |
925 | ||
926 | // copy completions text into an array of char* | |
927 | ret = XMALLOC(MTYPE_TMP, | |
928 | (vector_active(comps) + 1) * sizeof(char *)); | |
929 | unsigned int i; | |
930 | for (i = 0; i < vector_active(comps); i++) { | |
931 | ret[i] = vector_slot(comps, i); | |
932 | } | |
933 | // set the last element to NULL, because this array is used in | |
934 | // a Readline completion_generator function which expects NULL | |
935 | // as a sentinel value | |
936 | ret[i] = NULL; | |
937 | vector_free(comps); | |
938 | comps = NULL; | |
939 | } else if (initial_comps) | |
940 | vector_free(initial_comps); | |
941 | ||
942 | // comps should always be null here | |
943 | assert(!comps); | |
944 | ||
945 | // free the adjusted input line | |
946 | vector_free(input_line); | |
947 | ||
948 | // reset vty->node to its original value | |
949 | vty->node = original_node; | |
950 | ||
951 | return ret; | |
cde9f101 | 952 | } |
b92938a7 | 953 | |
b92938a7 | 954 | /* return parent node */ |
955 | /* MUST eventually converge on CONFIG_NODE */ | |
d62a17ae | 956 | enum node_type node_parent(enum node_type node) |
957 | { | |
958 | enum node_type ret; | |
959 | ||
960 | assert(node > CONFIG_NODE); | |
961 | ||
962 | switch (node) { | |
963 | case BGP_VPNV4_NODE: | |
964 | case BGP_VPNV6_NODE: | |
7c40bf39 | 965 | case BGP_FLOWSPECV4_NODE: |
966 | case BGP_FLOWSPECV6_NODE: | |
d62a17ae | 967 | case BGP_VRF_POLICY_NODE: |
968 | case BGP_VNC_DEFAULTS_NODE: | |
969 | case BGP_VNC_NVE_GROUP_NODE: | |
970 | case BGP_VNC_L2_GROUP_NODE: | |
971 | case BGP_IPV4_NODE: | |
972 | case BGP_IPV4M_NODE: | |
973 | case BGP_IPV4L_NODE: | |
974 | case BGP_IPV6_NODE: | |
975 | case BGP_IPV6M_NODE: | |
976 | case BGP_EVPN_NODE: | |
977 | case BGP_IPV6L_NODE: | |
978 | ret = BGP_NODE; | |
979 | break; | |
980 | case BGP_EVPN_VNI_NODE: | |
981 | ret = BGP_EVPN_NODE; | |
982 | break; | |
983 | case KEYCHAIN_KEY_NODE: | |
984 | ret = KEYCHAIN_NODE; | |
985 | break; | |
986 | case LINK_PARAMS_NODE: | |
987 | ret = INTERFACE_NODE; | |
988 | break; | |
989 | case LDP_IPV4_NODE: | |
990 | case LDP_IPV6_NODE: | |
991 | ret = LDP_NODE; | |
992 | break; | |
993 | case LDP_IPV4_IFACE_NODE: | |
994 | ret = LDP_IPV4_NODE; | |
995 | break; | |
996 | case LDP_IPV6_IFACE_NODE: | |
997 | ret = LDP_IPV6_NODE; | |
998 | break; | |
999 | case LDP_PSEUDOWIRE_NODE: | |
1000 | ret = LDP_L2VPN_NODE; | |
1001 | break; | |
c2f29cf3 RZ |
1002 | case BFD_PEER_NODE: |
1003 | ret = BFD_NODE; | |
1004 | break; | |
d62a17ae | 1005 | default: |
1006 | ret = CONFIG_NODE; | |
1007 | break; | |
1008 | } | |
1009 | ||
1010 | return ret; | |
b92938a7 | 1011 | } |
1012 | ||
718e3744 | 1013 | /* Execute command by argument vline vector. */ |
c139972c | 1014 | static int cmd_execute_command_real(vector vline, enum cmd_filter_type filter, |
d62a17ae | 1015 | struct vty *vty, |
1016 | const struct cmd_element **cmd) | |
1017 | { | |
1018 | struct list *argv_list; | |
1019 | enum matcher_rv status; | |
1020 | const struct cmd_element *matched_element = NULL; | |
1021 | ||
1022 | struct graph *cmdgraph = cmd_node_graph(cmdvec, vty->node); | |
1023 | status = command_match(cmdgraph, vline, &argv_list, &matched_element); | |
1024 | ||
1025 | if (cmd) | |
1026 | *cmd = matched_element; | |
1027 | ||
1028 | // if matcher error, return corresponding CMD_ERR | |
1029 | if (MATCHER_ERROR(status)) { | |
1030 | if (argv_list) | |
6a154c88 | 1031 | list_delete(&argv_list); |
d62a17ae | 1032 | switch (status) { |
1033 | case MATCHER_INCOMPLETE: | |
1034 | return CMD_ERR_INCOMPLETE; | |
1035 | case MATCHER_AMBIGUOUS: | |
1036 | return CMD_ERR_AMBIGUOUS; | |
1037 | default: | |
1038 | return CMD_ERR_NO_MATCH; | |
1039 | } | |
1040 | } | |
1041 | ||
1042 | // build argv array from argv list | |
1043 | struct cmd_token **argv = XMALLOC( | |
1044 | MTYPE_TMP, argv_list->count * sizeof(struct cmd_token *)); | |
1045 | struct listnode *ln; | |
1046 | struct cmd_token *token; | |
1047 | unsigned int i = 0; | |
1048 | for (ALL_LIST_ELEMENTS_RO(argv_list, ln, token)) | |
1049 | argv[i++] = token; | |
1050 | ||
1051 | int argc = argv_list->count; | |
1052 | ||
1053 | int ret; | |
1054 | if (matched_element->daemon) | |
1055 | ret = CMD_SUCCESS_DAEMON; | |
a6233bfc | 1056 | else { |
eaf6705d RW |
1057 | if (vty->config) { |
1058 | /* Clear array of enqueued configuration changes. */ | |
1059 | vty->num_cfg_changes = 0; | |
1060 | memset(&vty->cfg_changes, 0, sizeof(vty->cfg_changes)); | |
1061 | ||
1062 | /* Regenerate candidate configuration. */ | |
1063 | if (frr_get_cli_mode() == FRR_CLI_CLASSIC) | |
1064 | nb_config_replace(vty->candidate_config, | |
1065 | running_config, true); | |
1066 | } | |
a6233bfc | 1067 | |
d62a17ae | 1068 | ret = matched_element->func(matched_element, vty, argc, argv); |
a6233bfc | 1069 | } |
d62a17ae | 1070 | |
1071 | // delete list and cmd_token's in it | |
6a154c88 | 1072 | list_delete(&argv_list); |
d62a17ae | 1073 | XFREE(MTYPE_TMP, argv); |
1074 | ||
1075 | return ret; | |
718e3744 | 1076 | } |
1077 | ||
cd40b329 CF |
1078 | /** |
1079 | * Execute a given command, handling things like "do ..." and checking | |
1080 | * whether the given command might apply at a parent node if doesn't | |
1081 | * apply for the current node. | |
1082 | * | |
1083 | * @param vline Command line input, vector of char* where each element is | |
1084 | * one input token. | |
1085 | * @param vty The vty context in which the command should be executed. | |
1086 | * @param cmd Pointer where the struct cmd_element of the matched command | |
1087 | * will be stored, if any. May be set to NULL if this info is | |
1088 | * not needed. | |
1089 | * @param vtysh If set != 0, don't lookup the command at parent nodes. | |
1090 | * @return The status of the command that has been executed or an error code | |
1091 | * as to why no command could be executed. | |
1092 | */ | |
d62a17ae | 1093 | int cmd_execute_command(vector vline, struct vty *vty, |
1094 | const struct cmd_element **cmd, int vtysh) | |
17aca20b | 1095 | { |
d62a17ae | 1096 | int ret, saved_ret = 0; |
1097 | enum node_type onode, try_node; | |
1c2facd1 | 1098 | int orig_xpath_index; |
eda031f6 | 1099 | |
d62a17ae | 1100 | onode = try_node = vty->node; |
1c2facd1 | 1101 | orig_xpath_index = vty->xpath_index; |
b92938a7 | 1102 | |
d62a17ae | 1103 | if (cmd_try_do_shortcut(vty->node, vector_slot(vline, 0))) { |
1104 | vector shifted_vline; | |
1105 | unsigned int index; | |
b92938a7 | 1106 | |
d62a17ae | 1107 | vty->node = ENABLE_NODE; |
1c2facd1 | 1108 | vty->xpath_index = 0; |
d62a17ae | 1109 | /* We can try it on enable node, cos' the vty is authenticated |
1110 | */ | |
b92938a7 | 1111 | |
d62a17ae | 1112 | shifted_vline = vector_init(vector_count(vline)); |
1113 | /* use memcpy? */ | |
1114 | for (index = 1; index < vector_active(vline); index++) | |
1115 | vector_set_index(shifted_vline, index - 1, | |
1116 | vector_lookup(vline, index)); | |
b92938a7 | 1117 | |
d62a17ae | 1118 | ret = cmd_execute_command_real(shifted_vline, FILTER_RELAXED, |
1119 | vty, cmd); | |
b92938a7 | 1120 | |
d62a17ae | 1121 | vector_free(shifted_vline); |
1122 | vty->node = onode; | |
1c2facd1 | 1123 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 1124 | return ret; |
1125 | } | |
b92938a7 | 1126 | |
d62a17ae | 1127 | saved_ret = ret = |
1128 | cmd_execute_command_real(vline, FILTER_RELAXED, vty, cmd); | |
b92938a7 | 1129 | |
d62a17ae | 1130 | if (vtysh) |
1131 | return saved_ret; | |
87d683b0 | 1132 | |
825d5fbf CS |
1133 | if (ret != CMD_SUCCESS && ret != CMD_WARNING |
1134 | && ret != CMD_NOT_MY_INSTANCE && ret != CMD_WARNING_CONFIG_FAILED) { | |
d62a17ae | 1135 | /* This assumes all nodes above CONFIG_NODE are childs of |
1136 | * CONFIG_NODE */ | |
1137 | while (vty->node > CONFIG_NODE) { | |
1138 | try_node = node_parent(try_node); | |
1139 | vty->node = try_node; | |
1c2facd1 RW |
1140 | if (vty->xpath_index > 0) |
1141 | vty->xpath_index--; | |
d62a17ae | 1142 | ret = cmd_execute_command_real(vline, FILTER_RELAXED, |
1143 | vty, cmd); | |
825d5fbf CS |
1144 | if (ret == CMD_SUCCESS || ret == CMD_WARNING |
1145 | || ret == CMD_NOT_MY_INSTANCE | |
1146 | || ret == CMD_WARNING_CONFIG_FAILED) | |
d62a17ae | 1147 | return ret; |
1148 | } | |
1149 | /* no command succeeded, reset the vty to the original node */ | |
1150 | vty->node = onode; | |
1c2facd1 | 1151 | vty->xpath_index = orig_xpath_index; |
d62a17ae | 1152 | } |
04e64062 | 1153 | |
d62a17ae | 1154 | /* return command status for original node */ |
1155 | return saved_ret; | |
b92938a7 | 1156 | } |
1157 | ||
cd40b329 CF |
1158 | /** |
1159 | * Execute a given command, matching it strictly against the current node. | |
1160 | * This mode is used when reading config files. | |
1161 | * | |
1162 | * @param vline Command line input, vector of char* where each element is | |
1163 | * one input token. | |
1164 | * @param vty The vty context in which the command should be executed. | |
1165 | * @param cmd Pointer where the struct cmd_element* of the matched command | |
1166 | * will be stored, if any. May be set to NULL if this info is | |
1167 | * not needed. | |
1168 | * @return The status of the command that has been executed or an error code | |
1169 | * as to why no command could be executed. | |
1170 | */ | |
d62a17ae | 1171 | int cmd_execute_command_strict(vector vline, struct vty *vty, |
1172 | const struct cmd_element **cmd) | |
718e3744 | 1173 | { |
d62a17ae | 1174 | return cmd_execute_command_real(vline, FILTER_STRICT, vty, cmd); |
718e3744 | 1175 | } |
1176 | ||
01e24c4a QY |
1177 | /* |
1178 | * Hook for preprocessing command string before executing. | |
1179 | * | |
1180 | * All subscribers are called with the raw command string that is to be | |
1181 | * executed. If any changes are to be made, a new string should be allocated | |
1182 | * with MTYPE_TMP and *cmd_out updated to point to this new string. The caller | |
1183 | * is then responsible for freeing this string. | |
1184 | * | |
1185 | * All processing functions must be mutually exclusive in their action, i.e. if | |
1186 | * one subscriber decides to modify the command, all others must not modify it | |
1187 | * when called. Feeding the output of one processing command into a subsequent | |
1188 | * one is not supported. | |
1189 | * | |
1190 | * This hook is intentionally internal to the command processing system. | |
1191 | * | |
1192 | * cmd_in | |
1193 | * The raw command string. | |
1194 | * | |
1195 | * cmd_out | |
1196 | * The result of any processing. | |
1197 | */ | |
1198 | DECLARE_HOOK(cmd_execute, | |
0a334343 | 1199 | (struct vty *vty, const char *cmd_in, char **cmd_out), |
01e24c4a | 1200 | (vty, cmd_in, cmd_out)); |
0a334343 | 1201 | DEFINE_HOOK(cmd_execute, (struct vty *vty, const char *cmd_in, char **cmd_out), |
01e24c4a QY |
1202 | (vty, cmd_in, cmd_out)); |
1203 | ||
1204 | /* Hook executed after a CLI command. */ | |
0a334343 | 1205 | DECLARE_KOOH(cmd_execute_done, (struct vty *vty, const char *cmd_exec), |
01e24c4a | 1206 | (vty, cmd_exec)); |
0a334343 | 1207 | DEFINE_KOOH(cmd_execute_done, (struct vty *vty, const char *cmd_exec), |
01e24c4a QY |
1208 | (vty, cmd_exec)); |
1209 | ||
fe6b47b9 QY |
1210 | /* |
1211 | * cmd_execute hook subscriber to handle `|` actions. | |
1212 | */ | |
1213 | static int handle_pipe_action(struct vty *vty, const char *cmd_in, | |
1214 | char **cmd_out) | |
1215 | { | |
1216 | /* look for `|` */ | |
9f227e4c | 1217 | char *orig, *working, *token, *u; |
fe6b47b9 QY |
1218 | char *pipe = strstr(cmd_in, "| "); |
1219 | ||
1220 | if (!pipe) | |
1221 | return 0; | |
1222 | ||
1223 | /* duplicate string for processing purposes, not including pipe */ | |
1224 | orig = working = XSTRDUP(MTYPE_TMP, pipe + 2); | |
1225 | ||
1226 | /* retrieve action */ | |
1227 | token = strsep(&working, " "); | |
4f4060f6 | 1228 | assert(token); |
fe6b47b9 QY |
1229 | |
1230 | /* match result to known actions */ | |
1231 | if (strmatch(token, "include")) { | |
1232 | /* the remaining text should be a regexp */ | |
1233 | char *regexp = working; | |
5d806ec6 QY |
1234 | |
1235 | if (!regexp) { | |
1236 | vty_out(vty, "%% Need a regexp to filter with\n"); | |
1237 | goto fail; | |
1238 | } | |
1239 | ||
fe6b47b9 | 1240 | bool succ = vty_set_include(vty, regexp); |
0a334343 | 1241 | |
fe6b47b9 | 1242 | if (!succ) { |
5d806ec6 | 1243 | vty_out(vty, "%% Bad regexp '%s'\n", regexp); |
fe6b47b9 QY |
1244 | goto fail; |
1245 | } | |
2cddf2ff | 1246 | *cmd_out = XSTRDUP(MTYPE_TMP, cmd_in); |
9f227e4c | 1247 | u = *cmd_out; |
1248 | strsep(&u, "|"); | |
fe6b47b9 | 1249 | } else { |
5d806ec6 | 1250 | vty_out(vty, "%% Unknown action '%s'\n", token); |
fe6b47b9 QY |
1251 | goto fail; |
1252 | } | |
1253 | ||
1254 | fail: | |
1255 | XFREE(MTYPE_TMP, orig); | |
1256 | return 0; | |
1257 | } | |
1258 | ||
1259 | static int handle_pipe_action_done(struct vty *vty, const char *cmd_exec) | |
1260 | { | |
0b42d81a | 1261 | if (vty->filter) |
fe6b47b9 | 1262 | vty_set_include(vty, NULL); |
0b42d81a | 1263 | |
fe6b47b9 QY |
1264 | return 0; |
1265 | } | |
1266 | ||
01e24c4a QY |
1267 | int cmd_execute(struct vty *vty, const char *cmd, |
1268 | const struct cmd_element **matched, int vtysh) | |
1269 | { | |
1270 | int ret; | |
1271 | char *cmd_out = NULL; | |
1272 | const char *cmd_exec; | |
1273 | vector vline; | |
1274 | ||
1275 | hook_call(cmd_execute, vty, cmd, &cmd_out); | |
1276 | cmd_exec = cmd_out ? (const char *)cmd_out : cmd; | |
1277 | ||
1278 | vline = cmd_make_strvec(cmd_exec); | |
1279 | ||
1280 | if (vline) { | |
1281 | ret = cmd_execute_command(vline, vty, matched, vtysh); | |
1282 | cmd_free_strvec(vline); | |
1283 | } else { | |
1284 | ret = CMD_SUCCESS; | |
1285 | } | |
1286 | ||
1287 | hook_call(cmd_execute_done, vty, cmd_exec); | |
1288 | ||
0a22ddfb | 1289 | XFREE(MTYPE_TMP, cmd_out); |
01e24c4a QY |
1290 | |
1291 | return ret; | |
1292 | } | |
1293 | ||
1294 | ||
bed578b8 | 1295 | /** |
d62a17ae | 1296 | * Parse one line of config, walking up the parse tree attempting to find a |
1297 | * match | |
bed578b8 DS |
1298 | * |
1299 | * @param vty The vty context in which the command should be executed. | |
1300 | * @param cmd Pointer where the struct cmd_element* of the match command | |
1301 | * will be stored, if any. May be set to NULL if this info is | |
1302 | * not needed. | |
d62a17ae | 1303 | * @param use_daemon Boolean to control whether or not we match on |
1304 | * CMD_SUCCESS_DAEMON | |
bed578b8 DS |
1305 | * or not. |
1306 | * @return The status of the command that has been executed or an error code | |
1307 | * as to why no command could be executed. | |
1308 | */ | |
d62a17ae | 1309 | int command_config_read_one_line(struct vty *vty, |
7ab57d19 DS |
1310 | const struct cmd_element **cmd, |
1311 | uint32_t line_num, int use_daemon) | |
bed578b8 | 1312 | { |
d62a17ae | 1313 | vector vline; |
d62a17ae | 1314 | int ret; |
bed578b8 | 1315 | |
d62a17ae | 1316 | vline = cmd_make_strvec(vty->buf); |
bed578b8 | 1317 | |
d62a17ae | 1318 | /* In case of comment line */ |
1319 | if (vline == NULL) | |
1320 | return CMD_SUCCESS; | |
bed578b8 | 1321 | |
d62a17ae | 1322 | /* Execute configuration command : this is strict match */ |
1323 | ret = cmd_execute_command_strict(vline, vty, cmd); | |
bed578b8 | 1324 | |
d62a17ae | 1325 | // Climb the tree and try the command again at each node |
1326 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) | |
1327 | && !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) | |
1328 | && ret != CMD_SUCCESS && ret != CMD_WARNING | |
996c9314 | 1329 | && ret != CMD_NOT_MY_INSTANCE && ret != CMD_WARNING_CONFIG_FAILED |
d62a17ae | 1330 | && vty->node != CONFIG_NODE) { |
1c2facd1 RW |
1331 | int saved_node = vty->node; |
1332 | int saved_xpath_index = vty->xpath_index; | |
bed578b8 | 1333 | |
d62a17ae | 1334 | while (!(use_daemon && ret == CMD_SUCCESS_DAEMON) |
1335 | && !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) | |
1336 | && ret != CMD_SUCCESS && ret != CMD_WARNING | |
1337 | && vty->node > CONFIG_NODE) { | |
1338 | vty->node = node_parent(vty->node); | |
1c2facd1 RW |
1339 | if (vty->xpath_index > 0) |
1340 | vty->xpath_index--; | |
d62a17ae | 1341 | ret = cmd_execute_command_strict(vline, vty, cmd); |
1342 | } | |
bed578b8 | 1343 | |
d62a17ae | 1344 | // If climbing the tree did not work then ignore the command and |
1345 | // stay at the same node | |
1346 | if (!(use_daemon && ret == CMD_SUCCESS_DAEMON) | |
1347 | && !(!use_daemon && ret == CMD_ERR_NOTHING_TODO) | |
1348 | && ret != CMD_SUCCESS && ret != CMD_WARNING) { | |
1349 | vty->node = saved_node; | |
1c2facd1 | 1350 | vty->xpath_index = saved_xpath_index; |
d62a17ae | 1351 | } |
1352 | } | |
bed578b8 | 1353 | |
b45d8ccc DS |
1354 | if (ret != CMD_SUCCESS && |
1355 | ret != CMD_WARNING && | |
1356 | ret != CMD_SUCCESS_DAEMON) { | |
7ab57d19 DS |
1357 | struct vty_error *ve = XCALLOC(MTYPE_TMP, sizeof(*ve)); |
1358 | ||
1359 | memcpy(ve->error_buf, vty->buf, VTY_BUFSIZ); | |
1360 | ve->line_num = line_num; | |
1361 | if (!vty->error) | |
1362 | vty->error = list_new(); | |
1363 | ||
1364 | listnode_add(vty->error, ve); | |
1365 | } | |
cbd7259d | 1366 | |
d62a17ae | 1367 | cmd_free_strvec(vline); |
bed578b8 | 1368 | |
d62a17ae | 1369 | return ret; |
bed578b8 DS |
1370 | } |
1371 | ||
5689fe5f | 1372 | /* Configuration make from file. */ |
d62a17ae | 1373 | int config_from_file(struct vty *vty, FILE *fp, unsigned int *line_num) |
718e3744 | 1374 | { |
d62a17ae | 1375 | int ret, error_ret = 0; |
1376 | *line_num = 0; | |
718e3744 | 1377 | |
d62a17ae | 1378 | while (fgets(vty->buf, VTY_BUFSIZ, fp)) { |
7ab57d19 | 1379 | ++(*line_num); |
13fbc82d | 1380 | |
7ab57d19 | 1381 | ret = command_config_read_one_line(vty, NULL, *line_num, 0); |
718e3744 | 1382 | |
d62a17ae | 1383 | if (ret != CMD_SUCCESS && ret != CMD_WARNING |
1384 | && ret != CMD_ERR_NOTHING_TODO) | |
1385 | error_ret = ret; | |
1386 | } | |
5689fe5f | 1387 | |
d62a17ae | 1388 | if (error_ret) { |
1389 | return error_ret; | |
1390 | } | |
5689fe5f | 1391 | |
d62a17ae | 1392 | return CMD_SUCCESS; |
718e3744 | 1393 | } |
1394 | ||
5689fe5f | 1395 | /* Configuration from terminal */ |
718e3744 | 1396 | DEFUN (config_terminal, |
1397 | config_terminal_cmd, | |
dc1c13c0 | 1398 | "configure [terminal]", |
718e3744 | 1399 | "Configuration from vty interface\n" |
1400 | "Configuration terminal\n") | |
1401 | { | |
f344c66e | 1402 | return vty_config_enter(vty, false, false); |
718e3744 | 1403 | } |
1404 | ||
1405 | /* Enable command */ | |
d0bfb22c | 1406 | DEFUN (enable, |
718e3744 | 1407 | config_enable_cmd, |
1408 | "enable", | |
1409 | "Turn on privileged mode command\n") | |
1410 | { | |
d62a17ae | 1411 | /* If enable password is NULL, change to ENABLE_NODE */ |
1412 | if ((host.enable == NULL && host.enable_encrypt == NULL) | |
1413 | || vty->type == VTY_SHELL_SERV) | |
1414 | vty->node = ENABLE_NODE; | |
1415 | else | |
1416 | vty->node = AUTH_ENABLE_NODE; | |
718e3744 | 1417 | |
d62a17ae | 1418 | return CMD_SUCCESS; |
718e3744 | 1419 | } |
1420 | ||
1421 | /* Disable command */ | |
d0bfb22c | 1422 | DEFUN (disable, |
718e3744 | 1423 | config_disable_cmd, |
1424 | "disable", | |
1425 | "Turn off privileged mode command\n") | |
1426 | { | |
d62a17ae | 1427 | if (vty->node == ENABLE_NODE) |
1428 | vty->node = VIEW_NODE; | |
1429 | return CMD_SUCCESS; | |
718e3744 | 1430 | } |
1431 | ||
1432 | /* Down vty node level. */ | |
1433 | DEFUN (config_exit, | |
1434 | config_exit_cmd, | |
1435 | "exit", | |
1436 | "Exit current mode and down to previous mode\n") | |
0b84f294 | 1437 | { |
d62a17ae | 1438 | cmd_exit(vty); |
1439 | return CMD_SUCCESS; | |
1440 | } | |
1441 | ||
1442 | void cmd_exit(struct vty *vty) | |
1443 | { | |
1444 | switch (vty->node) { | |
1445 | case VIEW_NODE: | |
1446 | case ENABLE_NODE: | |
1447 | if (vty_shell(vty)) | |
1448 | exit(0); | |
1449 | else | |
1450 | vty->status = VTY_CLOSE; | |
1451 | break; | |
1452 | case CONFIG_NODE: | |
1453 | vty->node = ENABLE_NODE; | |
f344c66e | 1454 | vty_config_exit(vty); |
d62a17ae | 1455 | break; |
1456 | case INTERFACE_NODE: | |
2dd0d726 | 1457 | case PW_NODE: |
d62a17ae | 1458 | case VRF_NODE: |
dba32923 | 1459 | case NH_GROUP_NODE: |
d62a17ae | 1460 | case ZEBRA_NODE: |
1461 | case BGP_NODE: | |
1462 | case RIP_NODE: | |
1463 | case EIGRP_NODE: | |
1464 | case BABEL_NODE: | |
1465 | case RIPNG_NODE: | |
1466 | case OSPF_NODE: | |
1467 | case OSPF6_NODE: | |
1468 | case LDP_NODE: | |
1469 | case LDP_L2VPN_NODE: | |
1470 | case ISIS_NODE: | |
7c0cbd0e | 1471 | case OPENFABRIC_NODE: |
d62a17ae | 1472 | case KEYCHAIN_NODE: |
d62a17ae | 1473 | case RMAP_NODE: |
e5c83d9b | 1474 | case PBRMAP_NODE: |
d62a17ae | 1475 | case VTY_NODE: |
c2f29cf3 | 1476 | case BFD_NODE: |
d62a17ae | 1477 | vty->node = CONFIG_NODE; |
1478 | break; | |
1479 | case BGP_IPV4_NODE: | |
1480 | case BGP_IPV4M_NODE: | |
1481 | case BGP_IPV4L_NODE: | |
1482 | case BGP_VPNV4_NODE: | |
1483 | case BGP_VPNV6_NODE: | |
7c40bf39 | 1484 | case BGP_FLOWSPECV4_NODE: |
1485 | case BGP_FLOWSPECV6_NODE: | |
d62a17ae | 1486 | case BGP_VRF_POLICY_NODE: |
1487 | case BGP_VNC_DEFAULTS_NODE: | |
1488 | case BGP_VNC_NVE_GROUP_NODE: | |
1489 | case BGP_VNC_L2_GROUP_NODE: | |
1490 | case BGP_IPV6_NODE: | |
1491 | case BGP_IPV6M_NODE: | |
1492 | case BGP_EVPN_NODE: | |
1493 | case BGP_IPV6L_NODE: | |
1494 | vty->node = BGP_NODE; | |
1495 | break; | |
1496 | case BGP_EVPN_VNI_NODE: | |
1497 | vty->node = BGP_EVPN_NODE; | |
1498 | break; | |
1499 | case LDP_IPV4_NODE: | |
1500 | case LDP_IPV6_NODE: | |
1501 | vty->node = LDP_NODE; | |
1502 | break; | |
1503 | case LDP_IPV4_IFACE_NODE: | |
1504 | vty->node = LDP_IPV4_NODE; | |
1505 | break; | |
1506 | case LDP_IPV6_IFACE_NODE: | |
1507 | vty->node = LDP_IPV6_NODE; | |
1508 | break; | |
1509 | case LDP_PSEUDOWIRE_NODE: | |
1510 | vty->node = LDP_L2VPN_NODE; | |
1511 | break; | |
1512 | case KEYCHAIN_KEY_NODE: | |
1513 | vty->node = KEYCHAIN_NODE; | |
1514 | break; | |
1515 | case LINK_PARAMS_NODE: | |
1516 | vty->node = INTERFACE_NODE; | |
1517 | break; | |
c2f29cf3 RZ |
1518 | case BFD_PEER_NODE: |
1519 | vty->node = BFD_NODE; | |
1520 | break; | |
d62a17ae | 1521 | default: |
1522 | break; | |
1523 | } | |
1c2facd1 RW |
1524 | |
1525 | if (vty->xpath_index > 0) | |
1526 | vty->xpath_index--; | |
718e3744 | 1527 | } |
1528 | ||
f667a580 QY |
1529 | /* ALIAS_FIXME */ |
1530 | DEFUN (config_quit, | |
1531 | config_quit_cmd, | |
1532 | "quit", | |
1533 | "Exit current mode and down to previous mode\n") | |
1534 | { | |
d62a17ae | 1535 | return config_exit(self, vty, argc, argv); |
f667a580 QY |
1536 | } |
1537 | ||
d0bfb22c | 1538 | |
718e3744 | 1539 | /* End of configuration. */ |
1540 | DEFUN (config_end, | |
1541 | config_end_cmd, | |
1542 | "end", | |
efd7904e | 1543 | "End current mode and change to enable mode.\n") |
718e3744 | 1544 | { |
cf09d3ca | 1545 | if (vty->config) { |
f344c66e | 1546 | vty_config_exit(vty); |
d62a17ae | 1547 | vty->node = ENABLE_NODE; |
d62a17ae | 1548 | } |
1c2facd1 | 1549 | |
d62a17ae | 1550 | return CMD_SUCCESS; |
718e3744 | 1551 | } |
1552 | ||
1553 | /* Show version. */ | |
1554 | DEFUN (show_version, | |
1555 | show_version_cmd, | |
1556 | "show version", | |
1557 | SHOW_STR | |
1558 | "Displays zebra version\n") | |
1559 | { | |
d62a17ae | 1560 | vty_out(vty, "%s %s (%s).\n", FRR_FULL_NAME, FRR_VERSION, |
6b3ee3a0 | 1561 | cmd_hostname_get() ? cmd_hostname_get() : ""); |
d62a17ae | 1562 | vty_out(vty, "%s%s\n", FRR_COPYRIGHT, GIT_INFO); |
1563 | vty_out(vty, "configured with:\n %s\n", FRR_CONFIG_ARGS); | |
718e3744 | 1564 | |
d62a17ae | 1565 | return CMD_SUCCESS; |
718e3744 | 1566 | } |
1567 | ||
8efe88ea DL |
1568 | /* "Set" version ... ignore version tags */ |
1569 | DEFUN (frr_version_defaults, | |
1570 | frr_version_defaults_cmd, | |
3e7c8d04 | 1571 | "frr <version|defaults> LINE...", |
447a8fe9 | 1572 | "FRRouting global parameters\n" |
8efe88ea DL |
1573 | "version configuration was written by\n" |
1574 | "set of configuration defaults used\n" | |
1575 | "version string\n") | |
1576 | { | |
d62a17ae | 1577 | return CMD_SUCCESS; |
8efe88ea DL |
1578 | } |
1579 | ||
718e3744 | 1580 | /* Help display function for all node. */ |
1581 | DEFUN (config_help, | |
1582 | config_help_cmd, | |
1583 | "help", | |
1584 | "Description of the interactive help system\n") | |
1585 | { | |
d62a17ae | 1586 | vty_out(vty, |
1587 | "Quagga VTY provides advanced help feature. When you need help,\n\ | |
61b7d449 DL |
1588 | anytime at the command line please press '?'.\n\ |
1589 | \n\ | |
1590 | If nothing matches, the help list will be empty and you must backup\n\ | |
1591 | until entering a '?' shows the available options.\n\ | |
1592 | Two styles of help are provided:\n\ | |
1593 | 1. Full help is available when you are ready to enter a\n\ | |
1594 | command argument (e.g. 'show ?') and describes each possible\n\ | |
1595 | argument.\n\ | |
1596 | 2. Partial help is provided when an abbreviated argument is entered\n\ | |
1597 | and you want to know what arguments match the input\n\ | |
1598 | (e.g. 'show me?'.)\n\n"); | |
d62a17ae | 1599 | return CMD_SUCCESS; |
1600 | } | |
1601 | ||
1602 | static void permute(struct graph_node *start, struct vty *vty) | |
1603 | { | |
1604 | static struct list *position = NULL; | |
1605 | if (!position) | |
1606 | position = list_new(); | |
1607 | ||
1608 | struct cmd_token *stok = start->data; | |
1609 | struct graph_node *gnn; | |
1610 | struct listnode *ln; | |
1611 | ||
1612 | // recursive dfs | |
1613 | listnode_add(position, start); | |
1614 | for (unsigned int i = 0; i < vector_active(start->to); i++) { | |
1615 | struct graph_node *gn = vector_slot(start->to, i); | |
1616 | struct cmd_token *tok = gn->data; | |
1617 | if (tok->attr == CMD_ATTR_HIDDEN | |
1618 | || tok->attr == CMD_ATTR_DEPRECATED) | |
1619 | continue; | |
1620 | else if (tok->type == END_TKN || gn == start) { | |
1621 | vty_out(vty, " "); | |
1622 | for (ALL_LIST_ELEMENTS_RO(position, ln, gnn)) { | |
1623 | struct cmd_token *tt = gnn->data; | |
1624 | if (tt->type < SPECIAL_TKN) | |
1625 | vty_out(vty, " %s", tt->text); | |
1626 | } | |
1627 | if (gn == start) | |
1628 | vty_out(vty, "..."); | |
1629 | vty_out(vty, "\n"); | |
1630 | } else { | |
1631 | bool skip = false; | |
1632 | if (stok->type == FORK_TKN && tok->type != FORK_TKN) | |
1633 | for (ALL_LIST_ELEMENTS_RO(position, ln, gnn)) | |
1634 | if (gnn == gn) { | |
1635 | skip = true; | |
1636 | break; | |
1637 | } | |
1638 | if (!skip) | |
1639 | permute(gn, vty); | |
1640 | } | |
1641 | } | |
1642 | list_delete_node(position, listtail(position)); | |
1643 | } | |
1644 | ||
1645 | int cmd_list_cmds(struct vty *vty, int do_permute) | |
1646 | { | |
1647 | struct cmd_node *node = vector_slot(cmdvec, vty->node); | |
1648 | ||
1649 | if (do_permute) | |
1650 | permute(vector_slot(node->cmdgraph->nodes, 0), vty); | |
1651 | else { | |
1652 | /* loop over all commands at this node */ | |
1653 | struct cmd_element *element = NULL; | |
1654 | for (unsigned int i = 0; i < vector_active(node->cmd_vector); | |
1655 | i++) | |
1656 | if ((element = vector_slot(node->cmd_vector, i)) | |
1657 | && element->attr != CMD_ATTR_DEPRECATED | |
1658 | && element->attr != CMD_ATTR_HIDDEN) | |
1659 | vty_out(vty, " %s\n", element->string); | |
1660 | } | |
1661 | return CMD_SUCCESS; | |
718e3744 | 1662 | } |
1663 | ||
0b84f294 DL |
1664 | /* Help display function for all node. */ |
1665 | DEFUN (config_list, | |
1666 | config_list_cmd, | |
1667 | "list [permutations]", | |
1668 | "Print command list\n" | |
1669 | "Print all possible command permutations\n") | |
1670 | { | |
d62a17ae | 1671 | return cmd_list_cmds(vty, argc == 2); |
0b84f294 DL |
1672 | } |
1673 | ||
a2454870 QY |
1674 | DEFUN (show_commandtree, |
1675 | show_commandtree_cmd, | |
1676 | "show commandtree [permutations]", | |
1677 | SHOW_STR | |
5a1945e4 DS |
1678 | "Show command tree\n" |
1679 | "Permutations that we are interested in\n") | |
a2454870 | 1680 | { |
d62a17ae | 1681 | return cmd_list_cmds(vty, argc == 3); |
a2454870 QY |
1682 | } |
1683 | ||
26fbe472 QY |
1684 | DEFUN_HIDDEN(show_cli_graph, |
1685 | show_cli_graph_cmd, | |
1686 | "show cli graph", | |
1687 | SHOW_STR | |
1688 | "CLI reflection\n" | |
1689 | "Dump current command space as DOT graph\n") | |
1690 | { | |
1691 | struct cmd_node *cn = vector_slot(cmdvec, vty->node); | |
1692 | char *dot = cmd_graph_dump_dot(cn->cmdgraph); | |
1693 | ||
1694 | vty_out(vty, "%s\n", dot); | |
1695 | XFREE(MTYPE_TMP, dot); | |
1696 | return CMD_SUCCESS; | |
1697 | } | |
1698 | ||
f806f29c | 1699 | static int vty_write_config(struct vty *vty) |
8efe88ea | 1700 | { |
d62a17ae | 1701 | size_t i; |
1702 | struct cmd_node *node; | |
8efe88ea | 1703 | |
f806f29c | 1704 | if (host.noconfig) |
1705 | return CMD_SUCCESS; | |
1706 | ||
d62a17ae | 1707 | if (vty->type == VTY_TERM) { |
1708 | vty_out(vty, "\nCurrent configuration:\n"); | |
1709 | vty_out(vty, "!\n"); | |
1710 | } | |
8efe88ea | 1711 | |
d62a17ae | 1712 | vty_out(vty, "frr version %s\n", FRR_VER_SHORT); |
1713 | vty_out(vty, "frr defaults %s\n", DFLT_NAME); | |
1714 | vty_out(vty, "!\n"); | |
8efe88ea | 1715 | |
83981138 RW |
1716 | pthread_rwlock_rdlock(&running_config->lock); |
1717 | { | |
1718 | for (i = 0; i < vector_active(cmdvec); i++) | |
1719 | if ((node = vector_slot(cmdvec, i)) && node->func | |
1720 | && (node->vtysh || vty->type != VTY_SHELL)) { | |
1721 | if ((*node->func)(vty)) | |
1722 | vty_out(vty, "!\n"); | |
1723 | } | |
1724 | } | |
1725 | pthread_rwlock_unlock(&running_config->lock); | |
8efe88ea | 1726 | |
d62a17ae | 1727 | if (vty->type == VTY_TERM) { |
1728 | vty_out(vty, "end\n"); | |
1729 | } | |
8efe88ea | 1730 | |
f806f29c | 1731 | return CMD_SUCCESS; |
1732 | } | |
d862bffb | 1733 | |
f806f29c | 1734 | static int file_write_config(struct vty *vty) |
718e3744 | 1735 | { |
d62a17ae | 1736 | int fd, dirfd; |
1737 | char *config_file, *slash; | |
1738 | char *config_file_tmp = NULL; | |
1739 | char *config_file_sav = NULL; | |
1740 | int ret = CMD_WARNING; | |
1741 | struct vty *file_vty; | |
1742 | struct stat conf_stat; | |
1743 | ||
d62a17ae | 1744 | if (host.noconfig) |
1745 | return CMD_SUCCESS; | |
1746 | ||
1747 | /* Check and see if we are operating under vtysh configuration */ | |
1748 | if (host.config == NULL) { | |
1749 | vty_out(vty, | |
1750 | "Can't save to configuration file, using vtysh.\n"); | |
1751 | return CMD_WARNING; | |
1752 | } | |
1753 | ||
1754 | /* Get filename. */ | |
1755 | config_file = host.config; | |
d0bfb22c | 1756 | |
056cfe49 DL |
1757 | #ifndef O_DIRECTORY |
1758 | #define O_DIRECTORY 0 | |
1759 | #endif | |
d62a17ae | 1760 | slash = strrchr(config_file, '/'); |
1761 | if (slash) { | |
1762 | char *config_dir = XSTRDUP(MTYPE_TMP, config_file); | |
1763 | config_dir[slash - config_file] = '\0'; | |
1764 | dirfd = open(config_dir, O_DIRECTORY | O_RDONLY); | |
1765 | XFREE(MTYPE_TMP, config_dir); | |
1766 | } else | |
1767 | dirfd = open(".", O_DIRECTORY | O_RDONLY); | |
1768 | /* if dirfd is invalid, directory sync fails, but we're still OK */ | |
1769 | ||
9f73d2c9 QY |
1770 | size_t config_file_sav_sz = strlen(config_file) + strlen(CONF_BACKUP_EXT) + 1; |
1771 | config_file_sav = XMALLOC(MTYPE_TMP, config_file_sav_sz); | |
1772 | strlcpy(config_file_sav, config_file, config_file_sav_sz); | |
1773 | strlcat(config_file_sav, CONF_BACKUP_EXT, config_file_sav_sz); | |
d62a17ae | 1774 | |
1775 | ||
1776 | config_file_tmp = XMALLOC(MTYPE_TMP, strlen(config_file) + 8); | |
1777 | sprintf(config_file_tmp, "%s.XXXXXX", config_file); | |
1778 | ||
1779 | /* Open file to configuration write. */ | |
1780 | fd = mkstemp(config_file_tmp); | |
1781 | if (fd < 0) { | |
1782 | vty_out(vty, "Can't open configuration file %s.\n", | |
1783 | config_file_tmp); | |
1784 | goto finished; | |
1785 | } | |
1786 | if (fchmod(fd, CONFIGFILE_MASK) != 0) { | |
1787 | vty_out(vty, "Can't chmod configuration file %s: %s (%d).\n", | |
1788 | config_file_tmp, safe_strerror(errno), errno); | |
1789 | goto finished; | |
1790 | } | |
1791 | ||
1792 | /* Make vty for configuration file. */ | |
1793 | file_vty = vty_new(); | |
1794 | file_vty->wfd = fd; | |
1795 | file_vty->type = VTY_FILE; | |
1796 | ||
1797 | /* Config file header print. */ | |
1798 | vty_out(file_vty, "!\n! Zebra configuration saved from vty\n! "); | |
1799 | vty_time_print(file_vty, 1); | |
1800 | vty_out(file_vty, "!\n"); | |
1801 | vty_write_config(file_vty); | |
1802 | vty_close(file_vty); | |
1803 | ||
1804 | if (stat(config_file, &conf_stat) >= 0) { | |
1805 | if (unlink(config_file_sav) != 0) | |
1806 | if (errno != ENOENT) { | |
1807 | vty_out(vty, | |
1808 | "Can't unlink backup configuration file %s.\n", | |
1809 | config_file_sav); | |
1810 | goto finished; | |
1811 | } | |
1812 | if (link(config_file, config_file_sav) != 0) { | |
1813 | vty_out(vty, | |
1814 | "Can't backup old configuration file %s.\n", | |
1815 | config_file_sav); | |
1816 | goto finished; | |
1817 | } | |
1818 | if (dirfd >= 0) | |
1819 | fsync(dirfd); | |
1820 | } | |
1821 | if (rename(config_file_tmp, config_file) != 0) { | |
1822 | vty_out(vty, "Can't save configuration file %s.\n", | |
1823 | config_file); | |
1824 | goto finished; | |
1825 | } | |
1826 | if (dirfd >= 0) | |
1827 | fsync(dirfd); | |
1828 | ||
1829 | vty_out(vty, "Configuration saved to %s\n", config_file); | |
1830 | ret = CMD_SUCCESS; | |
05865c90 | 1831 | |
1832 | finished: | |
d62a17ae | 1833 | if (ret != CMD_SUCCESS) |
1834 | unlink(config_file_tmp); | |
1835 | if (dirfd >= 0) | |
1836 | close(dirfd); | |
1837 | XFREE(MTYPE_TMP, config_file_tmp); | |
1838 | XFREE(MTYPE_TMP, config_file_sav); | |
1839 | return ret; | |
718e3744 | 1840 | } |
1841 | ||
f806f29c | 1842 | /* Write current configuration into file. */ |
1843 | ||
1844 | DEFUN (config_write, | |
1845 | config_write_cmd, | |
1846 | "write [<file|memory|terminal>]", | |
1847 | "Write running configuration to memory, network, or terminal\n" | |
1848 | "Write to configuration file\n" | |
1849 | "Write configuration currently in memory\n" | |
1850 | "Write configuration to terminal\n") | |
1851 | { | |
1852 | const int idx_type = 1; | |
1853 | ||
1854 | // if command was 'write terminal' or 'write memory' | |
1855 | if (argc == 2 && (!strcmp(argv[idx_type]->text, "terminal"))) { | |
1856 | return vty_write_config(vty); | |
1857 | } | |
1858 | ||
1859 | return file_write_config(vty); | |
1860 | } | |
1861 | ||
d862bffb QY |
1862 | /* ALIAS_FIXME for 'write <terminal|memory>' */ |
1863 | DEFUN (show_running_config, | |
1864 | show_running_config_cmd, | |
1865 | "show running-config", | |
1866 | SHOW_STR | |
f806f29c | 1867 | "running configuration (same as write terminal)\n") |
d862bffb | 1868 | { |
f806f29c | 1869 | return vty_write_config(vty); |
d862bffb | 1870 | } |
718e3744 | 1871 | |
d862bffb QY |
1872 | /* ALIAS_FIXME for 'write file' */ |
1873 | DEFUN (copy_runningconf_startupconf, | |
1874 | copy_runningconf_startupconf_cmd, | |
1875 | "copy running-config startup-config", | |
1876 | "Copy configuration\n" | |
1877 | "Copy running config to... \n" | |
f806f29c | 1878 | "Copy running config to startup config (same as write file/memory)\n") |
d862bffb | 1879 | { |
f806f29c | 1880 | return file_write_config(vty); |
d862bffb QY |
1881 | } |
1882 | /** -- **/ | |
718e3744 | 1883 | |
1884 | /* Write startup configuration into the terminal. */ | |
1885 | DEFUN (show_startup_config, | |
1886 | show_startup_config_cmd, | |
1887 | "show startup-config", | |
1888 | SHOW_STR | |
d0bfb22c | 1889 | "Contents of startup configuration\n") |
718e3744 | 1890 | { |
d62a17ae | 1891 | char buf[BUFSIZ]; |
1892 | FILE *confp; | |
718e3744 | 1893 | |
d62a17ae | 1894 | if (host.noconfig) |
1895 | return CMD_SUCCESS; | |
1896 | if (host.config == NULL) | |
1897 | return CMD_WARNING; | |
87f44e2f | 1898 | |
d62a17ae | 1899 | confp = fopen(host.config, "r"); |
1900 | if (confp == NULL) { | |
1901 | vty_out(vty, "Can't open configuration file [%s] due to '%s'\n", | |
1902 | host.config, safe_strerror(errno)); | |
1903 | return CMD_WARNING; | |
1904 | } | |
718e3744 | 1905 | |
d62a17ae | 1906 | while (fgets(buf, BUFSIZ, confp)) { |
1907 | char *cp = buf; | |
718e3744 | 1908 | |
d62a17ae | 1909 | while (*cp != '\r' && *cp != '\n' && *cp != '\0') |
1910 | cp++; | |
1911 | *cp = '\0'; | |
718e3744 | 1912 | |
d62a17ae | 1913 | vty_out(vty, "%s\n", buf); |
1914 | } | |
718e3744 | 1915 | |
d62a17ae | 1916 | fclose(confp); |
718e3744 | 1917 | |
d62a17ae | 1918 | return CMD_SUCCESS; |
718e3744 | 1919 | } |
1920 | ||
6b3ee3a0 MK |
1921 | int cmd_domainname_set(const char *domainname) |
1922 | { | |
1923 | XFREE(MTYPE_HOST, host.domainname); | |
1924 | host.domainname = domainname ? XSTRDUP(MTYPE_HOST, domainname) : NULL; | |
1925 | return CMD_SUCCESS; | |
1926 | } | |
1927 | ||
1928 | /* Hostname configuration */ | |
60466a63 QY |
1929 | DEFUN(config_domainname, |
1930 | domainname_cmd, | |
1931 | "domainname WORD", | |
1932 | "Set system's domain name\n" | |
1933 | "This system's domain name\n") | |
6b3ee3a0 MK |
1934 | { |
1935 | struct cmd_token *word = argv[1]; | |
1936 | ||
fefa5e0f | 1937 | if (!isalpha((unsigned char)word->arg[0])) { |
6b3ee3a0 MK |
1938 | vty_out(vty, "Please specify string starting with alphabet\n"); |
1939 | return CMD_WARNING_CONFIG_FAILED; | |
1940 | } | |
1941 | ||
1942 | return cmd_domainname_set(word->arg); | |
1943 | } | |
1944 | ||
60466a63 QY |
1945 | DEFUN(config_no_domainname, |
1946 | no_domainname_cmd, | |
1947 | "no domainname [DOMAINNAME]", | |
1948 | NO_STR | |
1949 | "Reset system's domain name\n" | |
1950 | "domain name of this router\n") | |
6b3ee3a0 MK |
1951 | { |
1952 | return cmd_domainname_set(NULL); | |
1953 | } | |
1954 | ||
d62a17ae | 1955 | int cmd_hostname_set(const char *hostname) |
bff9c3e9 | 1956 | { |
d62a17ae | 1957 | XFREE(MTYPE_HOST, host.name); |
1958 | host.name = hostname ? XSTRDUP(MTYPE_HOST, hostname) : NULL; | |
1959 | return CMD_SUCCESS; | |
bff9c3e9 DL |
1960 | } |
1961 | ||
718e3744 | 1962 | /* Hostname configuration */ |
d0bfb22c | 1963 | DEFUN (config_hostname, |
718e3744 | 1964 | hostname_cmd, |
1965 | "hostname WORD", | |
1966 | "Set system's network name\n" | |
1967 | "This system's network name\n") | |
1968 | { | |
d62a17ae | 1969 | struct cmd_token *word = argv[1]; |
d0bfb22c | 1970 | |
fefa5e0f | 1971 | if (!isalnum((unsigned char)word->arg[0])) { |
63e653a2 LK |
1972 | vty_out(vty, |
1973 | "Please specify string starting with alphabet or number\n"); | |
1974 | return CMD_WARNING_CONFIG_FAILED; | |
1975 | } | |
1976 | ||
1977 | /* With reference to RFC 1123 Section 2.1 */ | |
1978 | if (strlen(word->arg) > HOSTNAME_LEN) { | |
1979 | vty_out(vty, "Hostname length should be less than %d chars\n", | |
1980 | HOSTNAME_LEN); | |
d62a17ae | 1981 | return CMD_WARNING_CONFIG_FAILED; |
1982 | } | |
718e3744 | 1983 | |
d62a17ae | 1984 | return cmd_hostname_set(word->arg); |
718e3744 | 1985 | } |
1986 | ||
d0bfb22c | 1987 | DEFUN (config_no_hostname, |
718e3744 | 1988 | no_hostname_cmd, |
1989 | "no hostname [HOSTNAME]", | |
1990 | NO_STR | |
1991 | "Reset system's network name\n" | |
1992 | "Host name of this router\n") | |
1993 | { | |
d62a17ae | 1994 | return cmd_hostname_set(NULL); |
718e3744 | 1995 | } |
1996 | ||
1997 | /* VTY interface password set. */ | |
f412b39a DW |
1998 | DEFUN (config_password, |
1999 | password_cmd, | |
98463e0a | 2000 | "password [(8-8)] WORD", |
322e2d5c | 2001 | "Modify the terminal connection password\n" |
718e3744 | 2002 | "Specifies a HIDDEN password will follow\n" |
d0bfb22c | 2003 | "The password string\n") |
718e3744 | 2004 | { |
d62a17ae | 2005 | int idx_8 = 1; |
2006 | int idx_word = 2; | |
2007 | if (argc == 3) // '8' was specified | |
2008 | { | |
2009 | if (host.password) | |
2010 | XFREE(MTYPE_HOST, host.password); | |
2011 | host.password = NULL; | |
2012 | if (host.password_encrypt) | |
2013 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2014 | host.password_encrypt = | |
2015 | XSTRDUP(MTYPE_HOST, argv[idx_word]->arg); | |
2016 | return CMD_SUCCESS; | |
2017 | } | |
2018 | ||
fefa5e0f | 2019 | if (!isalnum((unsigned char)argv[idx_8]->arg[0])) { |
d62a17ae | 2020 | vty_out(vty, |
2021 | "Please specify string starting with alphanumeric\n"); | |
2022 | return CMD_WARNING_CONFIG_FAILED; | |
2023 | } | |
2024 | ||
2025 | if (host.password) | |
2026 | XFREE(MTYPE_HOST, host.password); | |
2027 | host.password = NULL; | |
2028 | ||
2029 | if (host.encrypt) { | |
2030 | if (host.password_encrypt) | |
2031 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2032 | host.password_encrypt = | |
2033 | XSTRDUP(MTYPE_HOST, zencrypt(argv[idx_8]->arg)); | |
2034 | } else | |
2035 | host.password = XSTRDUP(MTYPE_HOST, argv[idx_8]->arg); | |
2036 | ||
2037 | return CMD_SUCCESS; | |
718e3744 | 2038 | } |
2039 | ||
322e2d5c PM |
2040 | /* VTY interface password delete. */ |
2041 | DEFUN (no_config_password, | |
2042 | no_password_cmd, | |
2043 | "no password", | |
2044 | NO_STR | |
2045 | "Modify the terminal connection password\n") | |
2046 | { | |
2047 | bool warned = false; | |
2048 | ||
2049 | if (host.password) { | |
eb83f7ce | 2050 | if (!vty_shell_serv(vty)) { |
4911ca9c | 2051 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
eb83f7ce PM |
2052 | warned = true; |
2053 | } | |
322e2d5c PM |
2054 | XFREE(MTYPE_HOST, host.password); |
2055 | } | |
2056 | host.password = NULL; | |
2057 | ||
2058 | if (host.password_encrypt) { | |
eb83f7ce | 2059 | if (!warned && !vty_shell_serv(vty)) |
4911ca9c | 2060 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
322e2d5c PM |
2061 | XFREE(MTYPE_HOST, host.password_encrypt); |
2062 | } | |
2063 | host.password_encrypt = NULL; | |
2064 | ||
2065 | return CMD_SUCCESS; | |
2066 | } | |
2067 | ||
718e3744 | 2068 | /* VTY enable password set. */ |
f412b39a DW |
2069 | DEFUN (config_enable_password, |
2070 | enable_password_cmd, | |
98463e0a | 2071 | "enable password [(8-8)] WORD", |
718e3744 | 2072 | "Modify enable password parameters\n" |
2073 | "Assign the privileged level password\n" | |
2074 | "Specifies a HIDDEN password will follow\n" | |
718e3744 | 2075 | "The HIDDEN 'enable' password string\n") |
2076 | { | |
d62a17ae | 2077 | int idx_8 = 2; |
2078 | int idx_word = 3; | |
2079 | ||
2080 | /* Crypt type is specified. */ | |
2081 | if (argc == 4) { | |
2082 | if (argv[idx_8]->arg[0] == '8') { | |
2083 | if (host.enable) | |
2084 | XFREE(MTYPE_HOST, host.enable); | |
2085 | host.enable = NULL; | |
2086 | ||
2087 | if (host.enable_encrypt) | |
2088 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2089 | host.enable_encrypt = | |
2090 | XSTRDUP(MTYPE_HOST, argv[idx_word]->arg); | |
2091 | ||
2092 | return CMD_SUCCESS; | |
2093 | } else { | |
2094 | vty_out(vty, "Unknown encryption type.\n"); | |
2095 | return CMD_WARNING_CONFIG_FAILED; | |
2096 | } | |
2097 | } | |
2098 | ||
fefa5e0f | 2099 | if (!isalnum((unsigned char)argv[idx_8]->arg[0])) { |
d62a17ae | 2100 | vty_out(vty, |
2101 | "Please specify string starting with alphanumeric\n"); | |
2102 | return CMD_WARNING_CONFIG_FAILED; | |
2103 | } | |
2104 | ||
2105 | if (host.enable) | |
2106 | XFREE(MTYPE_HOST, host.enable); | |
2107 | host.enable = NULL; | |
2108 | ||
2109 | /* Plain password input. */ | |
2110 | if (host.encrypt) { | |
2111 | if (host.enable_encrypt) | |
2112 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2113 | host.enable_encrypt = | |
2114 | XSTRDUP(MTYPE_HOST, zencrypt(argv[idx_8]->arg)); | |
2115 | } else | |
2116 | host.enable = XSTRDUP(MTYPE_HOST, argv[idx_8]->arg); | |
2117 | ||
2118 | return CMD_SUCCESS; | |
718e3744 | 2119 | } |
2120 | ||
718e3744 | 2121 | /* VTY enable password delete. */ |
f412b39a DW |
2122 | DEFUN (no_config_enable_password, |
2123 | no_enable_password_cmd, | |
718e3744 | 2124 | "no enable password", |
2125 | NO_STR | |
2126 | "Modify enable password parameters\n" | |
2127 | "Assign the privileged level password\n") | |
2128 | { | |
322e2d5c PM |
2129 | bool warned = false; |
2130 | ||
2131 | if (host.enable) { | |
eb83f7ce | 2132 | if (!vty_shell_serv(vty)) { |
4911ca9c | 2133 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
eb83f7ce PM |
2134 | warned = true; |
2135 | } | |
d62a17ae | 2136 | XFREE(MTYPE_HOST, host.enable); |
322e2d5c | 2137 | } |
d62a17ae | 2138 | host.enable = NULL; |
718e3744 | 2139 | |
322e2d5c | 2140 | if (host.enable_encrypt) { |
eb83f7ce | 2141 | if (!warned && !vty_shell_serv(vty)) |
4911ca9c | 2142 | vty_out(vty, NO_PASSWD_CMD_WARNING); |
d62a17ae | 2143 | XFREE(MTYPE_HOST, host.enable_encrypt); |
322e2d5c | 2144 | } |
d62a17ae | 2145 | host.enable_encrypt = NULL; |
718e3744 | 2146 | |
d62a17ae | 2147 | return CMD_SUCCESS; |
718e3744 | 2148 | } |
d0bfb22c | 2149 | |
718e3744 | 2150 | DEFUN (service_password_encrypt, |
2151 | service_password_encrypt_cmd, | |
2152 | "service password-encryption", | |
2153 | "Set up miscellaneous service\n" | |
2154 | "Enable encrypted passwords\n") | |
2155 | { | |
d62a17ae | 2156 | if (host.encrypt) |
2157 | return CMD_SUCCESS; | |
718e3744 | 2158 | |
d62a17ae | 2159 | host.encrypt = 1; |
718e3744 | 2160 | |
d62a17ae | 2161 | if (host.password) { |
2162 | if (host.password_encrypt) | |
2163 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2164 | host.password_encrypt = | |
2165 | XSTRDUP(MTYPE_HOST, zencrypt(host.password)); | |
2166 | } | |
2167 | if (host.enable) { | |
2168 | if (host.enable_encrypt) | |
2169 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2170 | host.enable_encrypt = | |
2171 | XSTRDUP(MTYPE_HOST, zencrypt(host.enable)); | |
2172 | } | |
718e3744 | 2173 | |
d62a17ae | 2174 | return CMD_SUCCESS; |
718e3744 | 2175 | } |
2176 | ||
2177 | DEFUN (no_service_password_encrypt, | |
2178 | no_service_password_encrypt_cmd, | |
2179 | "no service password-encryption", | |
2180 | NO_STR | |
2181 | "Set up miscellaneous service\n" | |
2182 | "Enable encrypted passwords\n") | |
2183 | { | |
d62a17ae | 2184 | if (!host.encrypt) |
2185 | return CMD_SUCCESS; | |
718e3744 | 2186 | |
d62a17ae | 2187 | host.encrypt = 0; |
718e3744 | 2188 | |
d62a17ae | 2189 | if (host.password_encrypt) |
2190 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2191 | host.password_encrypt = NULL; | |
718e3744 | 2192 | |
d62a17ae | 2193 | if (host.enable_encrypt) |
2194 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2195 | host.enable_encrypt = NULL; | |
718e3744 | 2196 | |
d62a17ae | 2197 | return CMD_SUCCESS; |
718e3744 | 2198 | } |
2199 | ||
f412b39a DW |
2200 | DEFUN (config_terminal_length, |
2201 | config_terminal_length_cmd, | |
d0bfb22c | 2202 | "terminal length (0-512)", |
718e3744 | 2203 | "Set terminal line parameters\n" |
2204 | "Set number of lines on a screen\n" | |
2205 | "Number of lines on screen (0 for no pausing)\n") | |
2206 | { | |
d62a17ae | 2207 | int idx_number = 2; |
718e3744 | 2208 | |
d62a17ae | 2209 | vty->lines = atoi(argv[idx_number]->arg); |
718e3744 | 2210 | |
d62a17ae | 2211 | return CMD_SUCCESS; |
718e3744 | 2212 | } |
2213 | ||
f412b39a DW |
2214 | DEFUN (config_terminal_no_length, |
2215 | config_terminal_no_length_cmd, | |
718e3744 | 2216 | "terminal no length", |
2217 | "Set terminal line parameters\n" | |
2218 | NO_STR | |
2219 | "Set number of lines on a screen\n") | |
2220 | { | |
d62a17ae | 2221 | vty->lines = -1; |
2222 | return CMD_SUCCESS; | |
718e3744 | 2223 | } |
2224 | ||
f412b39a DW |
2225 | DEFUN (service_terminal_length, |
2226 | service_terminal_length_cmd, | |
d0bfb22c | 2227 | "service terminal-length (0-512)", |
718e3744 | 2228 | "Set up miscellaneous service\n" |
2229 | "System wide terminal length configuration\n" | |
2230 | "Number of lines of VTY (0 means no line control)\n") | |
2231 | { | |
d62a17ae | 2232 | int idx_number = 2; |
718e3744 | 2233 | |
d62a17ae | 2234 | host.lines = atoi(argv[idx_number]->arg); |
718e3744 | 2235 | |
d62a17ae | 2236 | return CMD_SUCCESS; |
718e3744 | 2237 | } |
2238 | ||
f412b39a DW |
2239 | DEFUN (no_service_terminal_length, |
2240 | no_service_terminal_length_cmd, | |
d0bfb22c | 2241 | "no service terminal-length [(0-512)]", |
718e3744 | 2242 | NO_STR |
2243 | "Set up miscellaneous service\n" | |
2244 | "System wide terminal length configuration\n" | |
2245 | "Number of lines of VTY (0 means no line control)\n") | |
2246 | { | |
d62a17ae | 2247 | host.lines = -1; |
2248 | return CMD_SUCCESS; | |
718e3744 | 2249 | } |
2250 | ||
2885f72d | 2251 | DEFUN_HIDDEN (do_echo, |
d0bfb22c QY |
2252 | echo_cmd, |
2253 | "echo MESSAGE...", | |
2254 | "Echo a message back to the vty\n" | |
2255 | "The message to echo\n") | |
2885f72d | 2256 | { |
d62a17ae | 2257 | char *message; |
2885f72d | 2258 | |
d62a17ae | 2259 | vty_out(vty, "%s\n", |
2260 | ((message = argv_concat(argv, argc, 1)) ? message : "")); | |
2261 | if (message) | |
2262 | XFREE(MTYPE_TMP, message); | |
2263 | return CMD_SUCCESS; | |
2885f72d | 2264 | } |
2265 | ||
274a4a44 | 2266 | DEFUN (config_logmsg, |
2267 | config_logmsg_cmd, | |
199d90a1 | 2268 | "logmsg <emergencies|alerts|critical|errors|warnings|notifications|informational|debugging> MESSAGE...", |
274a4a44 | 2269 | "Send a message to enabled logging destinations\n" |
2270 | LOG_LEVEL_DESC | |
2271 | "The message to send\n") | |
2272 | { | |
d62a17ae | 2273 | int idx_log_level = 1; |
2274 | int idx_message = 2; | |
2275 | int level; | |
2276 | char *message; | |
274a4a44 | 2277 | |
d62a17ae | 2278 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
2279 | return CMD_ERR_NO_MATCH; | |
274a4a44 | 2280 | |
d62a17ae | 2281 | zlog(level, "%s", |
2282 | ((message = argv_concat(argv, argc, idx_message)) ? message : "")); | |
2283 | if (message) | |
2284 | XFREE(MTYPE_TMP, message); | |
65efcfce | 2285 | |
d62a17ae | 2286 | return CMD_SUCCESS; |
274a4a44 | 2287 | } |
2288 | ||
2289 | DEFUN (show_logging, | |
2290 | show_logging_cmd, | |
2291 | "show logging", | |
2292 | SHOW_STR | |
2293 | "Show current logging configuration\n") | |
2294 | { | |
d62a17ae | 2295 | struct zlog *zl = zlog_default; |
2296 | ||
2297 | vty_out(vty, "Syslog logging: "); | |
2298 | if (zl->maxlvl[ZLOG_DEST_SYSLOG] == ZLOG_DISABLED) | |
2299 | vty_out(vty, "disabled"); | |
2300 | else | |
2301 | vty_out(vty, "level %s, facility %s, ident %s", | |
2302 | zlog_priority[zl->maxlvl[ZLOG_DEST_SYSLOG]], | |
2303 | facility_name(zl->facility), zl->ident); | |
2304 | vty_out(vty, "\n"); | |
2305 | ||
2306 | vty_out(vty, "Stdout logging: "); | |
2307 | if (zl->maxlvl[ZLOG_DEST_STDOUT] == ZLOG_DISABLED) | |
2308 | vty_out(vty, "disabled"); | |
2309 | else | |
2310 | vty_out(vty, "level %s", | |
2311 | zlog_priority[zl->maxlvl[ZLOG_DEST_STDOUT]]); | |
2312 | vty_out(vty, "\n"); | |
2313 | ||
2314 | vty_out(vty, "Monitor logging: "); | |
2315 | if (zl->maxlvl[ZLOG_DEST_MONITOR] == ZLOG_DISABLED) | |
2316 | vty_out(vty, "disabled"); | |
2317 | else | |
2318 | vty_out(vty, "level %s", | |
2319 | zlog_priority[zl->maxlvl[ZLOG_DEST_MONITOR]]); | |
2320 | vty_out(vty, "\n"); | |
2321 | ||
2322 | vty_out(vty, "File logging: "); | |
2323 | if ((zl->maxlvl[ZLOG_DEST_FILE] == ZLOG_DISABLED) || !zl->fp) | |
2324 | vty_out(vty, "disabled"); | |
2325 | else | |
2326 | vty_out(vty, "level %s, filename %s", | |
2327 | zlog_priority[zl->maxlvl[ZLOG_DEST_FILE]], | |
2328 | zl->filename); | |
2329 | vty_out(vty, "\n"); | |
2330 | ||
2331 | vty_out(vty, "Protocol name: %s\n", zl->protoname); | |
2332 | vty_out(vty, "Record priority: %s\n", | |
2333 | (zl->record_priority ? "enabled" : "disabled")); | |
2334 | vty_out(vty, "Timestamp precision: %d\n", zl->timestamp_precision); | |
2335 | ||
2336 | return CMD_SUCCESS; | |
274a4a44 | 2337 | } |
2338 | ||
718e3744 | 2339 | DEFUN (config_log_stdout, |
2340 | config_log_stdout_cmd, | |
6de69f83 | 2341 | "log stdout [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2342 | "Logging control\n" |
2343 | "Set stdout logging level\n" | |
2344 | LOG_LEVEL_DESC) | |
2345 | { | |
d62a17ae | 2346 | int idx_log_level = 2; |
58749582 | 2347 | |
d62a17ae | 2348 | if (argc == idx_log_level) { |
2349 | zlog_set_level(ZLOG_DEST_STDOUT, zlog_default->default_lvl); | |
2350 | return CMD_SUCCESS; | |
2351 | } | |
2352 | int level; | |
274a4a44 | 2353 | |
d62a17ae | 2354 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
2355 | return CMD_ERR_NO_MATCH; | |
2356 | zlog_set_level(ZLOG_DEST_STDOUT, level); | |
2357 | return CMD_SUCCESS; | |
718e3744 | 2358 | } |
2359 | ||
2360 | DEFUN (no_config_log_stdout, | |
2361 | no_config_log_stdout_cmd, | |
6de69f83 | 2362 | "no log stdout [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
718e3744 | 2363 | NO_STR |
2364 | "Logging control\n" | |
274a4a44 | 2365 | "Cancel logging to stdout\n" |
d0bfb22c | 2366 | LOG_LEVEL_DESC) |
718e3744 | 2367 | { |
d62a17ae | 2368 | zlog_set_level(ZLOG_DEST_STDOUT, ZLOG_DISABLED); |
2369 | return CMD_SUCCESS; | |
718e3744 | 2370 | } |
2371 | ||
274a4a44 | 2372 | DEFUN (config_log_monitor, |
2373 | config_log_monitor_cmd, | |
6de69f83 | 2374 | "log monitor [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2375 | "Logging control\n" |
2376 | "Set terminal line (monitor) logging level\n" | |
2377 | LOG_LEVEL_DESC) | |
2378 | { | |
d62a17ae | 2379 | int idx_log_level = 2; |
58749582 | 2380 | |
d62a17ae | 2381 | if (argc == idx_log_level) { |
2382 | zlog_set_level(ZLOG_DEST_MONITOR, zlog_default->default_lvl); | |
2383 | return CMD_SUCCESS; | |
2384 | } | |
2385 | int level; | |
274a4a44 | 2386 | |
d62a17ae | 2387 | if ((level = level_match(argv[idx_log_level]->arg)) == ZLOG_DISABLED) |
2388 | return CMD_ERR_NO_MATCH; | |
2389 | zlog_set_level(ZLOG_DEST_MONITOR, level); | |
2390 | return CMD_SUCCESS; | |
274a4a44 | 2391 | } |
2392 | ||
2393 | DEFUN (no_config_log_monitor, | |
2394 | no_config_log_monitor_cmd, | |
6de69f83 | 2395 | "no log monitor [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2396 | NO_STR |
2397 | "Logging control\n" | |
2398 | "Disable terminal line (monitor) logging\n" | |
d0bfb22c | 2399 | LOG_LEVEL_DESC) |
274a4a44 | 2400 | { |
d62a17ae | 2401 | zlog_set_level(ZLOG_DEST_MONITOR, ZLOG_DISABLED); |
2402 | return CMD_SUCCESS; | |
274a4a44 | 2403 | } |
2404 | ||
d62a17ae | 2405 | static int set_log_file(struct vty *vty, const char *fname, int loglevel) |
718e3744 | 2406 | { |
d62a17ae | 2407 | int ret; |
2408 | char *p = NULL; | |
2409 | const char *fullpath; | |
d0bfb22c | 2410 | |
d62a17ae | 2411 | /* Path detection. */ |
2412 | if (!IS_DIRECTORY_SEP(*fname)) { | |
2413 | char cwd[MAXPATHLEN + 1]; | |
2414 | cwd[MAXPATHLEN] = '\0'; | |
d0bfb22c | 2415 | |
d62a17ae | 2416 | if (getcwd(cwd, MAXPATHLEN) == NULL) { |
450971aa | 2417 | flog_err_sys(EC_LIB_SYSTEM_CALL, |
09c866e3 | 2418 | "config_log_file: Unable to alloc mem!"); |
d62a17ae | 2419 | return CMD_WARNING_CONFIG_FAILED; |
2420 | } | |
d0bfb22c | 2421 | |
0ce1ca80 | 2422 | p = XMALLOC(MTYPE_TMP, strlen(cwd) + strlen(fname) + 2); |
d62a17ae | 2423 | sprintf(p, "%s/%s", cwd, fname); |
2424 | fullpath = p; | |
2425 | } else | |
2426 | fullpath = fname; | |
718e3744 | 2427 | |
d62a17ae | 2428 | ret = zlog_set_file(fullpath, loglevel); |
718e3744 | 2429 | |
0a22ddfb | 2430 | XFREE(MTYPE_TMP, p); |
9035efaa | 2431 | |
d62a17ae | 2432 | if (!ret) { |
f8507817 DS |
2433 | if (vty) |
2434 | vty_out(vty, "can't open logfile %s\n", fname); | |
d62a17ae | 2435 | return CMD_WARNING_CONFIG_FAILED; |
2436 | } | |
718e3744 | 2437 | |
0a22ddfb | 2438 | XFREE(MTYPE_HOST, host.logfile); |
718e3744 | 2439 | |
d62a17ae | 2440 | host.logfile = XSTRDUP(MTYPE_HOST, fname); |
718e3744 | 2441 | |
c05795b1 | 2442 | #if defined(HAVE_CUMULUS) |
d62a17ae | 2443 | if (zlog_default->maxlvl[ZLOG_DEST_SYSLOG] != ZLOG_DISABLED) |
0204baa8 | 2444 | zlog_set_level(ZLOG_DEST_SYSLOG, ZLOG_DISABLED); |
c05795b1 | 2445 | #endif |
d62a17ae | 2446 | return CMD_SUCCESS; |
718e3744 | 2447 | } |
2448 | ||
e9b4e74a | 2449 | void command_setup_early_logging(const char *dest, const char *level) |
f8507817 DS |
2450 | { |
2451 | char *token; | |
2452 | ||
e9b4e74a DS |
2453 | if (level) { |
2454 | int nlevel = level_match(level); | |
2455 | ||
2456 | if (nlevel != ZLOG_DISABLED) | |
2457 | zlog_default->default_lvl = nlevel; | |
2458 | } | |
2459 | ||
2460 | if (!dest) | |
2461 | return; | |
2462 | ||
2463 | if (strcmp(dest, "stdout") == 0) { | |
f8507817 DS |
2464 | zlog_set_level(ZLOG_DEST_STDOUT, zlog_default->default_lvl); |
2465 | return; | |
2466 | } | |
2467 | ||
e9b4e74a | 2468 | if (strcmp(dest, "syslog") == 0) { |
f8507817 DS |
2469 | zlog_set_level(ZLOG_DEST_SYSLOG, zlog_default->default_lvl); |
2470 | return; | |
2471 | } | |
2472 | ||
e9b4e74a | 2473 | token = strstr(dest, ":"); |
74e7158c | 2474 | if (token == NULL) |
2475 | return; | |
2476 | ||
f8507817 DS |
2477 | token++; |
2478 | ||
2479 | set_log_file(NULL, token, zlog_default->default_lvl); | |
2480 | } | |
2481 | ||
274a4a44 | 2482 | DEFUN (config_log_file, |
2483 | config_log_file_cmd, | |
6de69f83 | 2484 | "log file FILENAME [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
274a4a44 | 2485 | "Logging control\n" |
2486 | "Logging to file\n" | |
2487 | "Logging filename\n" | |
2488 | LOG_LEVEL_DESC) | |
2489 | { | |
d62a17ae | 2490 | int idx_filename = 2; |
2491 | int idx_log_levels = 3; | |
2492 | if (argc == 4) { | |
2493 | int level; | |
2494 | if ((level = level_match(argv[idx_log_levels]->arg)) | |
2495 | == ZLOG_DISABLED) | |
2496 | return CMD_ERR_NO_MATCH; | |
2497 | return set_log_file(vty, argv[idx_filename]->arg, level); | |
2498 | } else | |
2499 | return set_log_file(vty, argv[idx_filename]->arg, | |
2500 | zlog_default->default_lvl); | |
274a4a44 | 2501 | } |
2502 | ||
914432b5 | 2503 | static void disable_log_file(void) |
0204baa8 DW |
2504 | { |
2505 | zlog_reset_file(); | |
2506 | ||
0a22ddfb | 2507 | XFREE(MTYPE_HOST, host.logfile); |
0204baa8 DW |
2508 | |
2509 | host.logfile = NULL; | |
2510 | } | |
2511 | ||
718e3744 | 2512 | DEFUN (no_config_log_file, |
2513 | no_config_log_file_cmd, | |
d0bfb22c | 2514 | "no log file [FILENAME [LEVEL]]", |
718e3744 | 2515 | NO_STR |
2516 | "Logging control\n" | |
2517 | "Cancel logging to file\n" | |
d0bfb22c | 2518 | "Logging file name\n" |
d0bfb22c | 2519 | "Logging level\n") |
718e3744 | 2520 | { |
0204baa8 | 2521 | disable_log_file(); |
d62a17ae | 2522 | return CMD_SUCCESS; |
718e3744 | 2523 | } |
2524 | ||
2525 | DEFUN (config_log_syslog, | |
2526 | config_log_syslog_cmd, | |
6de69f83 | 2527 | "log syslog [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
12ab19f1 | 2528 | "Logging control\n" |
274a4a44 | 2529 | "Set syslog logging level\n" |
2530 | LOG_LEVEL_DESC) | |
2531 | { | |
d62a17ae | 2532 | int idx_log_levels = 2; |
0204baa8 | 2533 | |
d62a17ae | 2534 | if (argc == 3) { |
2535 | int level; | |
2536 | if ((level = level_match(argv[idx_log_levels]->arg)) | |
2537 | == ZLOG_DISABLED) | |
2538 | return CMD_ERR_NO_MATCH; | |
2539 | zlog_set_level(ZLOG_DEST_SYSLOG, level); | |
2540 | return CMD_SUCCESS; | |
2541 | } else { | |
2542 | zlog_set_level(ZLOG_DEST_SYSLOG, zlog_default->default_lvl); | |
2543 | return CMD_SUCCESS; | |
2544 | } | |
274a4a44 | 2545 | } |
2546 | ||
718e3744 | 2547 | DEFUN (no_config_log_syslog, |
2548 | no_config_log_syslog_cmd, | |
6de69f83 | 2549 | "no log syslog [<kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>] [<emergencies|alerts|critical|errors|warnings|notifications|informational|debugging>]", |
718e3744 | 2550 | NO_STR |
2551 | "Logging control\n" | |
274a4a44 | 2552 | "Cancel logging to syslog\n" |
d0bfb22c QY |
2553 | LOG_FACILITY_DESC |
2554 | LOG_LEVEL_DESC) | |
718e3744 | 2555 | { |
d62a17ae | 2556 | zlog_set_level(ZLOG_DEST_SYSLOG, ZLOG_DISABLED); |
2557 | return CMD_SUCCESS; | |
718e3744 | 2558 | } |
2559 | ||
274a4a44 | 2560 | DEFUN (config_log_facility, |
2561 | config_log_facility_cmd, | |
9ccf14f7 | 2562 | "log facility <kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>", |
718e3744 | 2563 | "Logging control\n" |
274a4a44 | 2564 | "Facility parameter for syslog messages\n" |
2565 | LOG_FACILITY_DESC) | |
718e3744 | 2566 | { |
d62a17ae | 2567 | int idx_target = 2; |
2568 | int facility = facility_match(argv[idx_target]->arg); | |
274a4a44 | 2569 | |
d62a17ae | 2570 | zlog_default->facility = facility; |
2571 | return CMD_SUCCESS; | |
718e3744 | 2572 | } |
2573 | ||
274a4a44 | 2574 | DEFUN (no_config_log_facility, |
2575 | no_config_log_facility_cmd, | |
9ccf14f7 | 2576 | "no log facility [<kern|user|mail|daemon|auth|syslog|lpr|news|uucp|cron|local0|local1|local2|local3|local4|local5|local6|local7>]", |
718e3744 | 2577 | NO_STR |
2578 | "Logging control\n" | |
274a4a44 | 2579 | "Reset syslog facility to default (daemon)\n" |
d0bfb22c | 2580 | LOG_FACILITY_DESC) |
274a4a44 | 2581 | { |
d62a17ae | 2582 | zlog_default->facility = LOG_DAEMON; |
2583 | return CMD_SUCCESS; | |
274a4a44 | 2584 | } |
2585 | ||
718e3744 | 2586 | DEFUN (config_log_record_priority, |
2587 | config_log_record_priority_cmd, | |
2588 | "log record-priority", | |
2589 | "Logging control\n" | |
2590 | "Log the priority of the message within the message\n") | |
2591 | { | |
d62a17ae | 2592 | zlog_default->record_priority = 1; |
2593 | return CMD_SUCCESS; | |
718e3744 | 2594 | } |
2595 | ||
2596 | DEFUN (no_config_log_record_priority, | |
2597 | no_config_log_record_priority_cmd, | |
2598 | "no log record-priority", | |
2599 | NO_STR | |
2600 | "Logging control\n" | |
2601 | "Do not log the priority of the message within the message\n") | |
2602 | { | |
d62a17ae | 2603 | zlog_default->record_priority = 0; |
2604 | return CMD_SUCCESS; | |
718e3744 | 2605 | } |
2606 | ||
1ed72e0b AS |
2607 | DEFUN (config_log_timestamp_precision, |
2608 | config_log_timestamp_precision_cmd, | |
6147e2c6 | 2609 | "log timestamp precision (0-6)", |
1ed72e0b AS |
2610 | "Logging control\n" |
2611 | "Timestamp configuration\n" | |
2612 | "Set the timestamp precision\n" | |
2613 | "Number of subsecond digits\n") | |
2614 | { | |
d62a17ae | 2615 | int idx_number = 3; |
2616 | zlog_default->timestamp_precision = | |
2617 | strtoul(argv[idx_number]->arg, NULL, 10); | |
2618 | return CMD_SUCCESS; | |
1ed72e0b AS |
2619 | } |
2620 | ||
2621 | DEFUN (no_config_log_timestamp_precision, | |
2622 | no_config_log_timestamp_precision_cmd, | |
2623 | "no log timestamp precision", | |
2624 | NO_STR | |
2625 | "Logging control\n" | |
2626 | "Timestamp configuration\n" | |
2627 | "Reset the timestamp precision to the default value of 0\n") | |
2628 | { | |
d62a17ae | 2629 | zlog_default->timestamp_precision = 0; |
2630 | return CMD_SUCCESS; | |
1ed72e0b AS |
2631 | } |
2632 | ||
9eed278b DL |
2633 | DEFUN (debug_memstats, |
2634 | debug_memstats_cmd, | |
2635 | "[no] debug memstats-at-exit", | |
2636 | NO_STR | |
2637 | DEBUG_STR | |
2638 | "Print memory type statistics at exit\n") | |
2639 | { | |
2640 | debug_memstats_at_exit = !!strcmp(argv[0]->text, "no"); | |
2641 | return CMD_SUCCESS; | |
2642 | } | |
2643 | ||
d62a17ae | 2644 | int cmd_banner_motd_file(const char *file) |
7cfc61d3 | 2645 | { |
d62a17ae | 2646 | int success = CMD_SUCCESS; |
2647 | char p[PATH_MAX]; | |
2648 | char *rpath; | |
2649 | char *in; | |
7cfc61d3 | 2650 | |
d62a17ae | 2651 | rpath = realpath(file, p); |
2652 | if (!rpath) | |
2653 | return CMD_ERR_NO_FILE; | |
2654 | in = strstr(rpath, SYSCONFDIR); | |
2655 | if (in == rpath) { | |
0a22ddfb | 2656 | XFREE(MTYPE_HOST, host.motdfile); |
d62a17ae | 2657 | host.motdfile = XSTRDUP(MTYPE_HOST, file); |
2658 | } else | |
2659 | success = CMD_WARNING_CONFIG_FAILED; | |
1ee08155 | 2660 | |
d62a17ae | 2661 | return success; |
7cfc61d3 DS |
2662 | } |
2663 | ||
3b0c5d9a | 2664 | DEFUN (banner_motd_file, |
2665 | banner_motd_file_cmd, | |
4d833e55 | 2666 | "banner motd file FILE", |
3b0c5d9a | 2667 | "Set banner\n" |
2668 | "Banner for motd\n" | |
2669 | "Banner from a file\n" | |
2670 | "Filename\n") | |
2671 | { | |
d62a17ae | 2672 | int idx_file = 3; |
2673 | const char *filename = argv[idx_file]->arg; | |
2674 | int cmd = cmd_banner_motd_file(filename); | |
1ee08155 | 2675 | |
d62a17ae | 2676 | if (cmd == CMD_ERR_NO_FILE) |
2677 | vty_out(vty, "%s does not exist", filename); | |
2678 | else if (cmd == CMD_WARNING_CONFIG_FAILED) | |
2679 | vty_out(vty, "%s must be in %s", filename, SYSCONFDIR); | |
1ee08155 | 2680 | |
d62a17ae | 2681 | return cmd; |
3b0c5d9a | 2682 | } |
718e3744 | 2683 | |
2684 | DEFUN (banner_motd_default, | |
2685 | banner_motd_default_cmd, | |
2686 | "banner motd default", | |
2687 | "Set banner string\n" | |
2688 | "Strings for motd\n" | |
2689 | "Default string\n") | |
2690 | { | |
d62a17ae | 2691 | host.motd = default_motd; |
2692 | return CMD_SUCCESS; | |
718e3744 | 2693 | } |
2694 | ||
2695 | DEFUN (no_banner_motd, | |
2696 | no_banner_motd_cmd, | |
2697 | "no banner motd", | |
2698 | NO_STR | |
2699 | "Set banner string\n" | |
2700 | "Strings for motd\n") | |
2701 | { | |
d62a17ae | 2702 | host.motd = NULL; |
2703 | if (host.motdfile) | |
2704 | XFREE(MTYPE_HOST, host.motdfile); | |
2705 | host.motdfile = NULL; | |
2706 | return CMD_SUCCESS; | |
718e3744 | 2707 | } |
2708 | ||
a83a5331 QY |
2709 | DEFUN(find, |
2710 | find_cmd, | |
2711 | "find COMMAND...", | |
2712 | "Find CLI command containing text\n" | |
2713 | "Text to search for\n") | |
2714 | { | |
2715 | char *text = argv_concat(argv, argc, 1); | |
cf6c83e7 QY |
2716 | const struct cmd_node *node; |
2717 | const struct cmd_element *cli; | |
2718 | vector clis; | |
a83a5331 QY |
2719 | |
2720 | for (unsigned int i = 0; i < vector_active(cmdvec); i++) { | |
cf6c83e7 | 2721 | node = vector_slot(cmdvec, i); |
a83a5331 QY |
2722 | if (!node) |
2723 | continue; | |
cf6c83e7 | 2724 | clis = node->cmd_vector; |
a83a5331 | 2725 | for (unsigned int j = 0; j < vector_active(clis); j++) { |
cf6c83e7 | 2726 | cli = vector_slot(clis, j); |
a83a5331 | 2727 | if (strcasestr(cli->string, text)) |
cf6c83e7 | 2728 | vty_out(vty, " (%s) %s\n", |
a83a5331 QY |
2729 | node_names[node->node], cli->string); |
2730 | } | |
2731 | } | |
2732 | ||
2733 | XFREE(MTYPE_TMP, text); | |
2734 | ||
2735 | return CMD_SUCCESS; | |
2736 | } | |
2737 | ||
718e3744 | 2738 | /* Set config filename. Called from vty.c */ |
d62a17ae | 2739 | void host_config_set(const char *filename) |
718e3744 | 2740 | { |
0a22ddfb | 2741 | XFREE(MTYPE_HOST, host.config); |
d62a17ae | 2742 | host.config = XSTRDUP(MTYPE_HOST, filename); |
718e3744 | 2743 | } |
2744 | ||
d62a17ae | 2745 | const char *host_config_get(void) |
57387fb2 | 2746 | { |
d62a17ae | 2747 | return host.config; |
57387fb2 CF |
2748 | } |
2749 | ||
d62a17ae | 2750 | void install_default(enum node_type node) |
718e3744 | 2751 | { |
d62a17ae | 2752 | install_element(node, &config_exit_cmd); |
2753 | install_element(node, &config_quit_cmd); | |
2754 | install_element(node, &config_end_cmd); | |
2755 | install_element(node, &config_help_cmd); | |
2756 | install_element(node, &config_list_cmd); | |
26fbe472 | 2757 | install_element(node, &show_cli_graph_cmd); |
a83a5331 | 2758 | install_element(node, &find_cmd); |
718e3744 | 2759 | |
d62a17ae | 2760 | install_element(node, &config_write_cmd); |
2761 | install_element(node, &show_running_config_cmd); | |
7f059ea6 | 2762 | |
d62a17ae | 2763 | install_element(node, &autocomplete_cmd); |
1c2facd1 RW |
2764 | |
2765 | nb_cli_install_default(node); | |
718e3744 | 2766 | } |
2767 | ||
87f44e2f DL |
2768 | /* Initialize command interface. Install basic nodes and commands. |
2769 | * | |
2770 | * terminal = 0 -- vtysh / no logging, no config control | |
2771 | * terminal = 1 -- normal daemon | |
9473e340 | 2772 | * terminal = -1 -- watchfrr / no logging, but minimal config control */ |
d62a17ae | 2773 | void cmd_init(int terminal) |
2774 | { | |
419cd5a0 MK |
2775 | struct utsname names; |
2776 | ||
a83a5331 QY |
2777 | if (array_size(node_names) != NODE_TYPE_MAX) |
2778 | assert(!"Update the CLI node description array!"); | |
2779 | ||
419cd5a0 | 2780 | uname(&names); |
d62a17ae | 2781 | qobj_init(); |
2782 | ||
fe6b47b9 QY |
2783 | /* register command preprocessors */ |
2784 | hook_register(cmd_execute, handle_pipe_action); | |
2785 | hook_register(cmd_execute_done, handle_pipe_action_done); | |
2786 | ||
d62a17ae | 2787 | varhandlers = list_new(); |
2788 | ||
2789 | /* Allocate initial top vector of commands. */ | |
2790 | cmdvec = vector_init(VECTOR_MIN_SIZE); | |
2791 | ||
2792 | /* Default host value settings. */ | |
419cd5a0 MK |
2793 | host.name = XSTRDUP(MTYPE_HOST, names.nodename); |
2794 | #ifdef HAVE_STRUCT_UTSNAME_DOMAINNAME | |
6b3ee3a0 MK |
2795 | if ((strcmp(names.domainname, "(none)") == 0)) |
2796 | host.domainname = NULL; | |
2797 | else | |
2798 | host.domainname = XSTRDUP(MTYPE_HOST, names.domainname); | |
419cd5a0 MK |
2799 | #else |
2800 | host.domainname = NULL; | |
2801 | #endif | |
d62a17ae | 2802 | host.password = NULL; |
2803 | host.enable = NULL; | |
2804 | host.logfile = NULL; | |
2805 | host.config = NULL; | |
2806 | host.noconfig = (terminal < 0); | |
2807 | host.lines = -1; | |
2808 | host.motd = default_motd; | |
2809 | host.motdfile = NULL; | |
2810 | ||
2811 | /* Install top nodes. */ | |
2812 | install_node(&view_node, NULL); | |
2813 | install_node(&enable_node, NULL); | |
2814 | install_node(&auth_node, NULL); | |
2815 | install_node(&auth_enable_node, NULL); | |
2816 | install_node(&config_node, config_write_host); | |
2817 | ||
2818 | /* Each node's basic commands. */ | |
2819 | install_element(VIEW_NODE, &show_version_cmd); | |
a83a5331 QY |
2820 | install_element(ENABLE_NODE, &show_startup_config_cmd); |
2821 | ||
d62a17ae | 2822 | if (terminal) { |
85a6806d MS |
2823 | install_element(ENABLE_NODE, &debug_memstats_cmd); |
2824 | ||
d62a17ae | 2825 | install_element(VIEW_NODE, &config_list_cmd); |
2826 | install_element(VIEW_NODE, &config_exit_cmd); | |
2827 | install_element(VIEW_NODE, &config_quit_cmd); | |
2828 | install_element(VIEW_NODE, &config_help_cmd); | |
2829 | install_element(VIEW_NODE, &config_enable_cmd); | |
2830 | install_element(VIEW_NODE, &config_terminal_length_cmd); | |
2831 | install_element(VIEW_NODE, &config_terminal_no_length_cmd); | |
2832 | install_element(VIEW_NODE, &show_logging_cmd); | |
2833 | install_element(VIEW_NODE, &show_commandtree_cmd); | |
2834 | install_element(VIEW_NODE, &echo_cmd); | |
2835 | install_element(VIEW_NODE, &autocomplete_cmd); | |
a83a5331 | 2836 | install_element(VIEW_NODE, &find_cmd); |
d62a17ae | 2837 | |
d62a17ae | 2838 | install_element(ENABLE_NODE, &config_end_cmd); |
2839 | install_element(ENABLE_NODE, &config_disable_cmd); | |
2840 | install_element(ENABLE_NODE, &config_terminal_cmd); | |
2841 | install_element(ENABLE_NODE, ©_runningconf_startupconf_cmd); | |
2842 | install_element(ENABLE_NODE, &config_write_cmd); | |
2843 | install_element(ENABLE_NODE, &show_running_config_cmd); | |
d62a17ae | 2844 | install_element(ENABLE_NODE, &config_logmsg_cmd); |
a83a5331 | 2845 | |
d62a17ae | 2846 | install_default(CONFIG_NODE); |
2847 | ||
2848 | thread_cmd_init(); | |
2849 | workqueue_cmd_init(); | |
2850 | hash_cmd_init(); | |
2851 | } | |
2852 | ||
2853 | install_element(CONFIG_NODE, &hostname_cmd); | |
2854 | install_element(CONFIG_NODE, &no_hostname_cmd); | |
6b3ee3a0 MK |
2855 | install_element(CONFIG_NODE, &domainname_cmd); |
2856 | install_element(CONFIG_NODE, &no_domainname_cmd); | |
d62a17ae | 2857 | install_element(CONFIG_NODE, &frr_version_defaults_cmd); |
2858 | ||
2859 | if (terminal > 0) { | |
85a6806d MS |
2860 | install_element(CONFIG_NODE, &debug_memstats_cmd); |
2861 | ||
d62a17ae | 2862 | install_element(CONFIG_NODE, &password_cmd); |
322e2d5c | 2863 | install_element(CONFIG_NODE, &no_password_cmd); |
d62a17ae | 2864 | install_element(CONFIG_NODE, &enable_password_cmd); |
2865 | install_element(CONFIG_NODE, &no_enable_password_cmd); | |
2866 | ||
2867 | install_element(CONFIG_NODE, &config_log_stdout_cmd); | |
2868 | install_element(CONFIG_NODE, &no_config_log_stdout_cmd); | |
2869 | install_element(CONFIG_NODE, &config_log_monitor_cmd); | |
2870 | install_element(CONFIG_NODE, &no_config_log_monitor_cmd); | |
2871 | install_element(CONFIG_NODE, &config_log_file_cmd); | |
2872 | install_element(CONFIG_NODE, &no_config_log_file_cmd); | |
2873 | install_element(CONFIG_NODE, &config_log_syslog_cmd); | |
2874 | install_element(CONFIG_NODE, &no_config_log_syslog_cmd); | |
2875 | install_element(CONFIG_NODE, &config_log_facility_cmd); | |
2876 | install_element(CONFIG_NODE, &no_config_log_facility_cmd); | |
d62a17ae | 2877 | install_element(CONFIG_NODE, &config_log_record_priority_cmd); |
2878 | install_element(CONFIG_NODE, | |
2879 | &no_config_log_record_priority_cmd); | |
2880 | install_element(CONFIG_NODE, | |
2881 | &config_log_timestamp_precision_cmd); | |
2882 | install_element(CONFIG_NODE, | |
2883 | &no_config_log_timestamp_precision_cmd); | |
2884 | install_element(CONFIG_NODE, &service_password_encrypt_cmd); | |
2885 | install_element(CONFIG_NODE, &no_service_password_encrypt_cmd); | |
2886 | install_element(CONFIG_NODE, &banner_motd_default_cmd); | |
2887 | install_element(CONFIG_NODE, &banner_motd_file_cmd); | |
2888 | install_element(CONFIG_NODE, &no_banner_motd_cmd); | |
2889 | install_element(CONFIG_NODE, &service_terminal_length_cmd); | |
2890 | install_element(CONFIG_NODE, &no_service_terminal_length_cmd); | |
2891 | ||
2892 | vrf_install_commands(); | |
2893 | } | |
af2567b6 DL |
2894 | |
2895 | #ifdef DEV_BUILD | |
d62a17ae | 2896 | grammar_sandbox_init(); |
af2567b6 | 2897 | #endif |
718e3744 | 2898 | } |
228da428 | 2899 | |
4d762f26 | 2900 | void cmd_terminate(void) |
d62a17ae | 2901 | { |
2902 | struct cmd_node *cmd_node; | |
2903 | ||
5d806ec6 QY |
2904 | hook_unregister(cmd_execute, handle_pipe_action); |
2905 | hook_unregister(cmd_execute_done, handle_pipe_action_done); | |
2906 | ||
d62a17ae | 2907 | if (cmdvec) { |
2908 | for (unsigned int i = 0; i < vector_active(cmdvec); i++) | |
2909 | if ((cmd_node = vector_slot(cmdvec, i)) != NULL) { | |
2910 | // deleting the graph delets the cmd_element as | |
2911 | // well | |
2912 | graph_delete_graph(cmd_node->cmdgraph); | |
2913 | vector_free(cmd_node->cmd_vector); | |
2914 | hash_clean(cmd_node->cmd_hash, NULL); | |
2915 | hash_free(cmd_node->cmd_hash); | |
2916 | cmd_node->cmd_hash = NULL; | |
2917 | } | |
2918 | ||
2919 | vector_free(cmdvec); | |
2920 | cmdvec = NULL; | |
2921 | } | |
2922 | ||
0a22ddfb QY |
2923 | XFREE(MTYPE_HOST, host.name); |
2924 | XFREE(MTYPE_HOST, host.domainname); | |
2925 | XFREE(MTYPE_HOST, host.password); | |
2926 | XFREE(MTYPE_HOST, host.password_encrypt); | |
2927 | XFREE(MTYPE_HOST, host.enable); | |
2928 | XFREE(MTYPE_HOST, host.enable_encrypt); | |
2929 | XFREE(MTYPE_HOST, host.logfile); | |
2930 | XFREE(MTYPE_HOST, host.motdfile); | |
2931 | XFREE(MTYPE_HOST, host.config); | |
d62a17ae | 2932 | |
6a154c88 | 2933 | list_delete(&varhandlers); |
d62a17ae | 2934 | qobj_finish(); |
228da428 | 2935 | } |