2 * cli - Command Line Interface for the Unified Configuration Interface
3 * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
20 #define MAX_ARGS 4 /* max command line arguments for batch mode */
22 static const char *appname
;
24 CLI_FLAG_MERGE
= (1 << 0),
25 CLI_FLAG_QUIET
= (1 << 1),
26 CLI_FLAG_NOCOMMIT
= (1 << 2),
27 CLI_FLAG_BATCH
= (1 << 3),
32 static struct uci_context
*ctx
;
51 static int uci_cmd(int argc
, char **argv
);
53 static void uci_usage(void)
56 "Usage: %s [<options>] <command> [<arguments>]\n\n"
59 "\texport [<config>]\n"
60 "\timport [<config>]\n"
61 "\tchanges [<config>]\n"
62 "\tcommit [<config>]\n"
63 "\tadd <config> <section-type>\n"
64 "\tshow [<config>[.<section>[.<option>]]]\n"
65 "\tget <config>.<section>[.<option>]\n"
66 "\tset <config>.<section>[.<option>]=<value>\n"
67 "\trename <config>.<section>[.<option>]=<name>\n"
68 "\trevert <config>[.<section>[.<option>]]\n"
71 "\t-c <path> set the search path for config files (default: /etc/config)\n"
72 "\t-f <file> use <file> as input instead of stdin\n"
73 "\t-m when importing, merge data into an existing package\n"
74 "\t-n name unnamed sections on export (default)\n"
75 "\t-N don't name unnamed sections\n"
76 "\t-p <path> add a search path for config change files\n"
77 "\t-P <path> add a search path for config change files and use as default\n"
78 "\t-q quiet mode (don't print error messages)\n"
79 "\t-s force strict mode (stop on parser errors, default)\n"
80 "\t-S disable strict mode\n"
86 static void cli_perror(void)
88 if (flags
& CLI_FLAG_QUIET
)
91 uci_perror(ctx
, appname
);
94 static void uci_show_option(struct uci_option
*o
)
97 o
->section
->package
->e
.name
,
102 case UCI_TYPE_STRING
:
103 printf("%s\n", o
->v
.string
);
106 printf("<unknown>\n");
111 static void uci_show_section(struct uci_section
*p
)
113 struct uci_element
*e
;
114 const char *cname
, *sname
;
116 cname
= p
->package
->e
.name
;
118 printf("%s.%s=%s\n", cname
, sname
, p
->type
);
119 uci_foreach_element(&p
->options
, e
) {
120 uci_show_option(uci_to_option(e
));
124 static void uci_show_package(struct uci_package
*p
)
126 struct uci_element
*e
;
128 uci_foreach_element( &p
->sections
, e
) {
129 uci_show_section(uci_to_section(e
));
133 static void uci_show_changes(struct uci_package
*p
)
135 struct uci_element
*e
;
137 uci_foreach_element(&p
->saved_history
, e
) {
138 struct uci_history
*h
= uci_to_history(e
);
140 if (h
->cmd
== UCI_CMD_REMOVE
)
142 printf("%s.%s", p
->e
.name
, h
->section
);
144 printf(".%s", e
->name
);
145 if (h
->cmd
!= UCI_CMD_REMOVE
)
146 printf("=%s", h
->value
);
151 static int package_cmd(int cmd
, char *tuple
)
153 struct uci_package
*p
;
154 struct uci_section
*s
;
155 struct uci_element
*e
= NULL
;
157 if (uci_lookup_ext(ctx
, &e
, tuple
) != UCI_OK
) {
162 case UCI_TYPE_PACKAGE
:
163 p
= uci_to_package(e
);
165 case UCI_TYPE_SECTION
:
166 s
= uci_to_section(e
);
169 case UCI_TYPE_OPTION
:
170 s
= uci_to_option(e
)->section
;
182 if (flags
& CLI_FLAG_NOCOMMIT
)
184 if (uci_commit(ctx
, &p
, false) != UCI_OK
)
188 uci_export(ctx
, stdout
, p
, true);
192 case UCI_TYPE_PACKAGE
:
195 case UCI_TYPE_SECTION
:
196 uci_show_section(uci_to_section(e
));
198 case UCI_TYPE_OPTION
:
199 uci_show_option(uci_to_option(e
));
202 /* should not happen */
212 static int uci_do_import(int argc
, char **argv
)
214 struct uci_package
*package
= NULL
;
224 else if (flags
& CLI_FLAG_MERGE
)
225 /* need a package to merge */
228 if (flags
& CLI_FLAG_MERGE
) {
229 if (uci_load(ctx
, name
, &package
) != UCI_OK
)
234 ret
= uci_import(ctx
, input
, name
, &package
, (name
!= NULL
));
237 ret
= uci_save(ctx
, package
);
239 struct uci_element
*e
;
240 /* loop through all config sections and overwrite existing data */
241 uci_foreach_element(&ctx
->root
, e
) {
242 struct uci_package
*p
= uci_to_package(e
);
243 ret
= uci_commit(ctx
, &p
, true);
256 static int uci_do_package_cmd(int cmd
, int argc
, char **argv
)
258 char **configs
= NULL
;
265 return package_cmd(cmd
, argv
[1]);
267 if ((uci_list_configs(ctx
, &configs
) != UCI_OK
) || !configs
) {
272 for (p
= configs
; *p
; p
++) {
273 package_cmd(cmd
, *p
);
279 static int uci_do_add(int argc
, char **argv
)
281 struct uci_package
*p
= NULL
;
282 struct uci_section
*s
= NULL
;
288 ret
= uci_load(ctx
, argv
[1], &p
);
292 ret
= uci_add_section(ctx
, p
, argv
[2], &s
);
296 ret
= uci_save(ctx
, p
);
302 fprintf(stdout
, "%s\n", s
->e
.name
);
307 static int uci_do_section_cmd(int cmd
, int argc
, char **argv
)
309 struct uci_package
*p
= NULL
;
310 struct uci_section
*s
= NULL
;
311 struct uci_element
*e
= NULL
;
312 struct uci_option
*o
= NULL
;
313 char *section
= NULL
;
321 value
= strchr(argv
[1], '=');
325 if (!uci_validate_text(value
))
329 if (value
&& (cmd
!= CMD_SET
) && (cmd
!= CMD_RENAME
))
332 if (uci_lookup_ext(ctx
, &e
, argv
[1]) != UCI_OK
) {
338 case UCI_TYPE_SECTION
:
339 s
= uci_to_section(e
);
341 case UCI_TYPE_OPTION
:
343 s
= uci_to_option(e
)->section
;
354 case UCI_TYPE_SECTION
:
355 printf("%s\n", s
->type
);
357 case UCI_TYPE_OPTION
:
358 o
= uci_to_option(e
);
360 case UCI_TYPE_STRING
:
361 printf("%s\n", o
->v
.string
);
364 printf("<unknown>\n");
371 /* throw the value to stdout */
374 ret
= uci_rename(ctx
, p
, section
, option
, value
);
377 ret
= uci_revert(ctx
, &p
, section
, option
);
380 ret
= uci_set(ctx
, p
, section
, option
, value
, NULL
);
383 ret
= uci_delete(ctx
, p
, section
, option
);
387 /* no save necessary for get */
388 if ((cmd
== CMD_GET
) || (cmd
== CMD_REVERT
))
391 /* save changes, but don't commit them yet */
393 ret
= uci_save(ctx
, p
);
403 static int uci_batch_cmd(void)
405 char *argv
[MAX_ARGS
];
410 for(i
= 0; i
<= MAX_ARGS
; i
++) {
412 fprintf(stderr
, "Too many arguments\n");
416 if ((ret
= uci_parse_argument(ctx
, input
, &str
, &argv
[i
])) != UCI_OK
) {
423 argv
[i
] = strdup(argv
[i
]);
432 if (!strcasecmp(argv
[0], "exit"))
434 ret
= uci_cmd(i
, argv
);
438 for (j
= 0; j
< i
; j
++) {
446 static int uci_batch(void)
450 while (!feof(input
)) {
451 struct uci_element
*e
, *tmp
;
453 ret
= uci_batch_cmd();
457 fprintf(stderr
, "Unknown command\n");
460 uci_foreach_element_safe(&ctx
->root
, tmp
, e
) {
461 uci_unload(ctx
, uci_to_package(e
));
467 static int uci_cmd(int argc
, char **argv
)
471 if (!strcasecmp(argv
[0], "batch") && !(flags
& CLI_FLAG_BATCH
))
473 else if (!strcasecmp(argv
[0], "show"))
475 else if (!strcasecmp(argv
[0], "changes"))
477 else if (!strcasecmp(argv
[0], "export"))
479 else if (!strcasecmp(argv
[0], "commit"))
481 else if (!strcasecmp(argv
[0], "get"))
483 else if (!strcasecmp(argv
[0], "set"))
485 else if (!strcasecmp(argv
[0], "ren") ||
486 !strcasecmp(argv
[0], "rename"))
488 else if (!strcasecmp(argv
[0], "revert"))
490 else if (!strcasecmp(argv
[0], "del"))
492 else if (!strcasecmp(argv
[0], "import"))
494 else if (!strcasecmp(argv
[0], "help"))
496 else if (!strcasecmp(argv
[0], "add"))
507 return uci_do_section_cmd(cmd
, argc
, argv
);
512 return uci_do_package_cmd(cmd
, argc
, argv
);
514 return uci_do_import(argc
, argv
);
516 return uci_do_add(argc
, argv
);
525 int main(int argc
, char **argv
)
532 ctx
= uci_alloc_context();
534 fprintf(stderr
, "Out of memory\n");
538 while((c
= getopt(argc
, argv
, "c:f:mnNp:P:sSq")) != -1) {
541 uci_set_confdir(ctx
, optarg
);
544 input
= fopen(optarg
, "r");
551 flags
|= CLI_FLAG_MERGE
;
554 ctx
->flags
|= UCI_FLAG_STRICT
;
557 ctx
->flags
&= ~UCI_FLAG_STRICT
;
558 ctx
->flags
|= UCI_FLAG_PERROR
;
561 ctx
->flags
|= UCI_FLAG_EXPORT_NAME
;
564 ctx
->flags
&= ~UCI_FLAG_EXPORT_NAME
;
567 uci_add_history_path(ctx
, optarg
);
570 uci_add_history_path(ctx
, ctx
->savedir
);
571 uci_set_savedir(ctx
, optarg
);
572 flags
|= CLI_FLAG_NOCOMMIT
;
575 flags
|= CLI_FLAG_QUIET
;
583 argv
[optind
- 1] = argv
[0];
591 ret
= uci_cmd(argc
- 1, argv
+ 1);
599 uci_free_context(ctx
);