]>
Commit | Line | Data |
---|---|---|
718e3744 | 1 | /* Configuration generator. |
2 | Copyright (C) 2000 Kunihiro Ishiguro | |
3 | ||
4 | This file is part of GNU Zebra. | |
5 | ||
6 | GNU Zebra is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by the | |
8 | Free Software Foundation; either version 2, or (at your option) any | |
9 | later version. | |
10 | ||
11 | GNU Zebra is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Zebra; see the file COPYING. If not, write to the Free | |
18 | Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
19 | 02111-1307, USA. */ | |
20 | ||
21 | #include <zebra.h> | |
22 | ||
23 | #include "command.h" | |
24 | #include "linklist.h" | |
25 | #include "memory.h" | |
26 | ||
27 | #include "vtysh/vtysh.h" | |
28 | ||
29 | vector configvec; | |
30 | ||
e7168df4 | 31 | extern int vtysh_writeconfig_integrated; |
32 | ||
718e3744 | 33 | struct config |
34 | { | |
35 | /* Configuration node name. */ | |
36 | char *name; | |
37 | ||
38 | /* Configuration string line. */ | |
39 | struct list *line; | |
40 | ||
41 | /* Configuration can be nest. */ | |
42 | struct config *config; | |
43 | ||
44 | /* Index of this config. */ | |
45 | u_int32_t index; | |
46 | }; | |
47 | ||
48 | struct list *config_top; | |
95e735b5 | 49 | |
718e3744 | 50 | int |
51 | line_cmp (char *c1, char *c2) | |
52 | { | |
53 | return strcmp (c1, c2); | |
54 | } | |
55 | ||
56 | void | |
57 | line_del (char *line) | |
58 | { | |
59 | XFREE (MTYPE_VTYSH_CONFIG_LINE, line); | |
60 | } | |
61 | ||
62 | struct config * | |
63 | config_new () | |
64 | { | |
65 | struct config *config; | |
66 | config = XCALLOC (MTYPE_VTYSH_CONFIG, sizeof (struct config)); | |
67 | return config; | |
68 | } | |
69 | ||
70 | int | |
71 | config_cmp (struct config *c1, struct config *c2) | |
72 | { | |
73 | return strcmp (c1->name, c2->name); | |
74 | } | |
75 | ||
76 | void | |
77 | config_del (struct config* config) | |
78 | { | |
79 | list_delete (config->line); | |
80 | if (config->name) | |
81 | XFREE (MTYPE_VTYSH_CONFIG_LINE, config->name); | |
82 | XFREE (MTYPE_VTYSH_CONFIG, config); | |
83 | } | |
84 | ||
85 | struct config * | |
dda09522 | 86 | config_get (int index, const char *line) |
718e3744 | 87 | { |
88 | struct config *config; | |
89 | struct config *config_loop; | |
90 | struct list *master; | |
1eb8ef25 | 91 | struct listnode *node, *nnode; |
718e3744 | 92 | |
93 | config = config_loop = NULL; | |
94 | ||
95 | master = vector_lookup_ensure (configvec, index); | |
96 | ||
97 | if (! master) | |
98 | { | |
99 | master = list_new (); | |
100 | master->del = (void (*) (void *))config_del; | |
101 | master->cmp = (int (*)(void *, void *)) config_cmp; | |
102 | vector_set_index (configvec, index, master); | |
103 | } | |
104 | ||
1eb8ef25 | 105 | for (ALL_LIST_ELEMENTS (master, node, nnode, config_loop)) |
718e3744 | 106 | { |
107 | if (strcmp (config_loop->name, line) == 0) | |
108 | config = config_loop; | |
109 | } | |
110 | ||
111 | if (! config) | |
112 | { | |
113 | config = config_new (); | |
114 | config->line = list_new (); | |
115 | config->line->del = (void (*) (void *))line_del; | |
116 | config->line->cmp = (int (*)(void *, void *)) line_cmp; | |
117 | config->name = XSTRDUP (MTYPE_VTYSH_CONFIG_LINE, line); | |
118 | config->index = index; | |
119 | listnode_add (master, config); | |
120 | } | |
121 | return config; | |
122 | } | |
123 | ||
124 | void | |
dda09522 | 125 | config_add_line (struct list *config, const char *line) |
718e3744 | 126 | { |
127 | listnode_add (config, XSTRDUP (MTYPE_VTYSH_CONFIG_LINE, line)); | |
128 | } | |
129 | ||
130 | void | |
dda09522 | 131 | config_add_line_uniq (struct list *config, const char *line) |
718e3744 | 132 | { |
1eb8ef25 | 133 | struct listnode *node, *nnode; |
718e3744 | 134 | char *pnt; |
135 | ||
1eb8ef25 | 136 | for (ALL_LIST_ELEMENTS (config, node, nnode, pnt)) |
718e3744 | 137 | { |
138 | if (strcmp (pnt, line) == 0) | |
139 | return; | |
140 | } | |
141 | listnode_add_sort (config, XSTRDUP (MTYPE_VTYSH_CONFIG_LINE, line)); | |
142 | } | |
143 | ||
144 | void | |
dda09522 | 145 | vtysh_config_parse_line (const char *line) |
718e3744 | 146 | { |
147 | char c; | |
148 | static struct config *config = NULL; | |
149 | ||
150 | if (! line) | |
151 | return; | |
152 | ||
153 | c = line[0]; | |
154 | ||
155 | if (c == '\0') | |
156 | return; | |
157 | ||
158 | /* printf ("[%s]\n", line); */ | |
159 | ||
160 | switch (c) | |
161 | { | |
162 | case '!': | |
163 | case '#': | |
164 | break; | |
165 | case ' ': | |
166 | /* Store line to current configuration. */ | |
167 | if (config) | |
168 | { | |
95e735b5 | 169 | if (strncmp (line, " address-family vpnv4", |
170 | strlen (" address-family vpnv4")) == 0) | |
718e3744 | 171 | config = config_get (BGP_VPNV4_NODE, line); |
95e735b5 | 172 | else if (strncmp (line, " address-family ipv4 multicast", |
173 | strlen (" address-family ipv4 multicast")) == 0) | |
718e3744 | 174 | config = config_get (BGP_IPV4M_NODE, line); |
95e735b5 | 175 | else if (strncmp (line, " address-family ipv6", |
176 | strlen (" address-family ipv6")) == 0) | |
718e3744 | 177 | config = config_get (BGP_IPV6_NODE, line); |
95e735b5 | 178 | else if (config->index == RMAP_NODE || |
e7168df4 | 179 | config->index == INTERFACE_NODE || |
180 | config->index == VTY_NODE) | |
718e3744 | 181 | config_add_line_uniq (config->line, line); |
182 | else | |
183 | config_add_line (config->line, line); | |
184 | } | |
185 | else | |
186 | config_add_line (config_top, line); | |
187 | break; | |
188 | default: | |
189 | if (strncmp (line, "interface", strlen ("interface")) == 0) | |
190 | config = config_get (INTERFACE_NODE, line); | |
dfbb9124 | 191 | else if (strncmp (line, "router-id", strlen ("router-id")) == 0) |
192 | config = config_get (ZEBRA_NODE, line); | |
718e3744 | 193 | else if (strncmp (line, "router rip", strlen ("router rip")) == 0) |
194 | config = config_get (RIP_NODE, line); | |
97e1c4dc | 195 | else if (strncmp (line, "router ripng", strlen ("router ripng")) == 0) |
b094d260 | 196 | config = config_get (RIPNG_NODE, line); |
718e3744 | 197 | else if (strncmp (line, "router ospf", strlen ("router ospf")) == 0) |
b094d260 | 198 | config = config_get (OSPF_NODE, line); |
97e1c4dc | 199 | else if (strncmp (line, "router ospf6", strlen ("router ospf6")) == 0) |
b094d260 | 200 | config = config_get (OSPF6_NODE, line); |
718e3744 | 201 | else if (strncmp (line, "router bgp", strlen ("router bgp")) == 0) |
202 | config = config_get (BGP_NODE, line); | |
13b8baad | 203 | else if (strncmp (line, "router isis", strlen ("router isis")) == 0) |
c25e458a | 204 | config = config_get (ISIS_NODE, line); |
dfbb9124 | 205 | else if (strncmp (line, "router bgp", strlen ("router bgp")) == 0) |
718e3744 | 206 | config = config_get (BGP_NODE, line); |
207 | else if (strncmp (line, "route-map", strlen ("route-map")) == 0) | |
208 | config = config_get (RMAP_NODE, line); | |
209 | else if (strncmp (line, "access-list", strlen ("access-list")) == 0) | |
210 | config = config_get (ACCESS_NODE, line); | |
95e735b5 | 211 | else if (strncmp (line, "ipv6 access-list", |
212 | strlen ("ipv6 access-list")) == 0) | |
b094d260 | 213 | config = config_get (ACCESS_IPV6_NODE, line); |
95e735b5 | 214 | else if (strncmp (line, "ip prefix-list", |
215 | strlen ("ip prefix-list")) == 0) | |
718e3744 | 216 | config = config_get (PREFIX_NODE, line); |
95e735b5 | 217 | else if (strncmp (line, "ipv6 prefix-list", |
218 | strlen ("ipv6 prefix-list")) == 0) | |
b094d260 | 219 | config = config_get (PREFIX_IPV6_NODE, line); |
95e735b5 | 220 | else if (strncmp (line, "ip as-path access-list", |
221 | strlen ("ip as-path access-list")) == 0) | |
718e3744 | 222 | config = config_get (AS_LIST_NODE, line); |
95e735b5 | 223 | else if (strncmp (line, "ip community-list", |
224 | strlen ("ip community-list")) == 0) | |
718e3744 | 225 | config = config_get (COMMUNITY_LIST_NODE, line); |
226 | else if (strncmp (line, "ip route", strlen ("ip route")) == 0) | |
227 | config = config_get (IP_NODE, line); | |
97e1c4dc | 228 | else if (strncmp (line, "ipv6 route", strlen ("ipv6 route")) == 0) |
229 | config = config_get (IP_NODE, line); | |
718e3744 | 230 | else if (strncmp (line, "key", strlen ("key")) == 0) |
231 | config = config_get (KEYCHAIN_NODE, line); | |
e7168df4 | 232 | else if (strncmp (line, "line", strlen ("line")) == 0) |
233 | config = config_get (VTY_NODE, line); | |
234 | else if ( (strncmp (line, "ipv6 forwarding", | |
235 | strlen ("ipv6 forwarding")) == 0) | |
236 | || (strncmp (line, "ip forwarding", | |
237 | strlen ("ip forwarding")) == 0) ) | |
238 | config = config_get (FORWARDING_NODE, line); | |
239 | else if (strncmp (line, "service", strlen ("service")) == 0) | |
240 | config = config_get (SERVICE_NODE, line); | |
dfbb9124 | 241 | else if (strncmp (line, "debug", strlen ("debug")) == 0) |
242 | config = config_get (DEBUG_NODE, line); | |
060d438c | 243 | else if (strncmp (line, "password", strlen ("password")) == 0 |
244 | || strncmp (line, "enable password", | |
245 | strlen ("enable password")) == 0) | |
246 | config = config_get (AAA_NODE, line); | |
718e3744 | 247 | else |
248 | { | |
249 | if (strncmp (line, "log", strlen ("log")) == 0 | |
250 | || strncmp (line, "hostname", strlen ("hostname")) == 0 | |
e7168df4 | 251 | ) |
718e3744 | 252 | config_add_line_uniq (config_top, line); |
253 | else | |
254 | config_add_line (config_top, line); | |
255 | config = NULL; | |
256 | } | |
257 | break; | |
258 | } | |
259 | } | |
260 | ||
261 | void | |
262 | vtysh_config_parse (char *line) | |
263 | { | |
264 | char *begin; | |
265 | char *pnt; | |
266 | ||
267 | begin = pnt = line; | |
268 | ||
269 | while (*pnt != '\0') | |
270 | { | |
271 | if (*pnt == '\n') | |
272 | { | |
273 | *pnt++ = '\0'; | |
274 | vtysh_config_parse_line (begin); | |
275 | begin = pnt; | |
276 | } | |
277 | else | |
278 | { | |
279 | pnt++; | |
280 | } | |
281 | } | |
282 | } | |
283 | ||
284 | /* Macro to check delimiter is needed between each configuration line | |
95e735b5 | 285 | * or not. */ |
718e3744 | 286 | #define NO_DELIMITER(I) \ |
287 | ((I) == ACCESS_NODE || (I) == PREFIX_NODE || (I) == IP_NODE \ | |
97e1c4dc | 288 | || (I) == AS_LIST_NODE || (I) == COMMUNITY_LIST_NODE || \ |
e7168df4 | 289 | (I) == ACCESS_IPV6_NODE || (I) == PREFIX_IPV6_NODE \ |
060d438c | 290 | || (I) == SERVICE_NODE || (I) == FORWARDING_NODE || (I) == DEBUG_NODE \ |
291 | || (I) == AAA_NODE) | |
718e3744 | 292 | |
95e735b5 | 293 | /* Display configuration to file pointer. */ |
718e3744 | 294 | void |
295 | vtysh_config_dump (FILE *fp) | |
296 | { | |
1eb8ef25 | 297 | struct listnode *node, *nnode; |
298 | struct listnode *mnode, *mnnode; | |
718e3744 | 299 | struct config *config; |
300 | struct list *master; | |
301 | char *line; | |
dda09522 | 302 | unsigned int i; |
718e3744 | 303 | |
1eb8ef25 | 304 | for (ALL_LIST_ELEMENTS (config_top, node, nnode, line)) |
718e3744 | 305 | { |
306 | fprintf (fp, "%s\n", line); | |
307 | fflush (fp); | |
308 | } | |
309 | fprintf (fp, "!\n"); | |
310 | fflush (fp); | |
311 | ||
55468c86 | 312 | for (i = 0; i < vector_active (configvec); i++) |
718e3744 | 313 | if ((master = vector_slot (configvec, i)) != NULL) |
314 | { | |
1eb8ef25 | 315 | for (ALL_LIST_ELEMENTS (master, node, nnode, config)) |
718e3744 | 316 | { |
317 | fprintf (fp, "%s\n", config->name); | |
b094d260 | 318 | fflush (fp); |
718e3744 | 319 | |
1eb8ef25 | 320 | for (ALL_LIST_ELEMENTS (config->line, mnode, mnnode, line)) |
718e3744 | 321 | { |
322 | fprintf (fp, "%s\n", line); | |
323 | fflush (fp); | |
324 | } | |
325 | if (! NO_DELIMITER (i)) | |
326 | { | |
327 | fprintf (fp, "!\n"); | |
328 | fflush (fp); | |
329 | } | |
330 | } | |
331 | if (NO_DELIMITER (i)) | |
332 | { | |
333 | fprintf (fp, "!\n"); | |
334 | fflush (fp); | |
335 | } | |
336 | } | |
337 | ||
55468c86 | 338 | for (i = 0; i < vector_active (configvec); i++) |
718e3744 | 339 | if ((master = vector_slot (configvec, i)) != NULL) |
340 | { | |
341 | list_delete (master); | |
342 | vector_slot (configvec, i) = NULL; | |
343 | } | |
344 | list_delete_all_node (config_top); | |
345 | } | |
346 | ||
347 | /* Read up configuration file from file_name. */ | |
348 | static void | |
349 | vtysh_read_file (FILE *confp) | |
350 | { | |
351 | int ret; | |
352 | struct vty *vty; | |
353 | ||
354 | vty = vty_new (); | |
355 | vty->fd = 0; /* stdout */ | |
356 | vty->type = VTY_TERM; | |
357 | vty->node = CONFIG_NODE; | |
358 | ||
359 | vtysh_execute_no_pager ("enable"); | |
360 | vtysh_execute_no_pager ("configure terminal"); | |
361 | ||
95e735b5 | 362 | /* Execute configuration file. */ |
718e3744 | 363 | ret = vtysh_config_from_file (vty, confp); |
364 | ||
365 | vtysh_execute_no_pager ("end"); | |
366 | vtysh_execute_no_pager ("disable"); | |
367 | ||
368 | vty_close (vty); | |
369 | ||
370 | if (ret != CMD_SUCCESS) | |
371 | { | |
372 | switch (ret) | |
373 | { | |
374 | case CMD_ERR_AMBIGUOUS: | |
375 | fprintf (stderr, "Ambiguous command.\n"); | |
376 | break; | |
377 | case CMD_ERR_NO_MATCH: | |
378 | fprintf (stderr, "There is no such command.\n"); | |
379 | break; | |
380 | } | |
381 | fprintf (stderr, "Error occured during reading below line.\n%s\n", | |
382 | vty->buf); | |
383 | exit (1); | |
384 | } | |
385 | } | |
386 | ||
e7168df4 | 387 | /* Read up configuration file from config_default_dir. */ |
388 | int | |
389 | vtysh_read_config (char *config_default_dir) | |
718e3744 | 390 | { |
718e3744 | 391 | FILE *confp = NULL; |
718e3744 | 392 | |
e7168df4 | 393 | confp = fopen (config_default_dir, "r"); |
394 | if (confp == NULL) | |
395 | return (1); | |
67e29abc | 396 | |
718e3744 | 397 | vtysh_read_file (confp); |
718e3744 | 398 | fclose (confp); |
e7168df4 | 399 | host_config_set (config_default_dir); |
718e3744 | 400 | |
e7168df4 | 401 | return (0); |
718e3744 | 402 | } |
403 | ||
e7168df4 | 404 | /* We don't write vtysh specific into file from vtysh. vtysh.conf should |
405 | * be edited by hand. So, we handle only "write terminal" case here and | |
406 | * integrate vtysh specific conf with conf from daemons. | |
407 | */ | |
718e3744 | 408 | void |
e7168df4 | 409 | vtysh_config_write () |
718e3744 | 410 | { |
dda09522 | 411 | char line[81]; |
718e3744 | 412 | extern struct host host; |
413 | ||
414 | if (host.name) | |
e7168df4 | 415 | { |
416 | sprintf (line, "hostname %s", host.name); | |
417 | vtysh_config_parse_line(line); | |
418 | } | |
419 | if (vtysh_writeconfig_integrated) | |
420 | vtysh_config_parse_line ("service integrated-vtysh-config"); | |
718e3744 | 421 | } |
422 | ||
423 | void | |
424 | vtysh_config_init () | |
425 | { | |
426 | config_top = list_new (); | |
427 | config_top->del = (void (*) (void *))line_del; | |
428 | configvec = vector_init (1); | |
429 | } |