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.
19 #define MAX_ARGS 4 /* max command line arguments for batch mode */
21 static const char *appname
;
23 CLI_FLAG_MERGE
= (1 << 0),
24 CLI_FLAG_QUIET
= (1 << 1),
25 CLI_FLAG_NOCOMMIT
= (1 << 2),
26 CLI_FLAG_BATCH
= (1 << 3),
31 static struct uci_context
*ctx
;
48 static int uci_cmd(int argc
, char **argv
);
50 static void uci_usage(void)
53 "Usage: %s [<options>] <command> [<arguments>]\n\n"
56 "\texport [<config>]\n"
57 "\timport [<config>]\n"
58 "\tshow [<config>[.<section>[.<option>]]]\n"
59 "\tget <config>.<section>[.<option>]\n"
60 "\tset <config>.<section>[.<option>]=<value>\n"
61 "\trename <config>.<section>[.<option>]=<name>\n"
62 "\trevert <config>[.<section>[.<option>]]\n"
65 "\t-f <file> use <file> as input instead of stdin\n"
66 "\t-m when importing, merge data into an existing package\n"
67 "\t-n name unnamed sections on export (default)\n"
68 "\t-N don't name unnamed sections\n"
69 "\t-p <path> add a search path for config change files\n"
70 "\t-P <path> add a search path for config change files and use as default\n"
71 "\t-q quiet mode (don't print error messages)\n"
72 "\t-s force strict mode (stop on parser errors, default)\n"
73 "\t-S disable strict mode\n"
79 static void cli_perror(void)
81 if (flags
& CLI_FLAG_QUIET
)
84 uci_perror(ctx
, appname
);
87 static void uci_show_section(struct uci_section
*p
)
89 struct uci_element
*e
;
90 const char *cname
, *sname
;
92 cname
= p
->package
->e
.name
;
94 printf("%s.%s=%s\n", cname
, sname
, p
->type
);
95 uci_foreach_element(&p
->options
, e
) {
96 printf("%s.%s.%s=%s\n", cname
, sname
, e
->name
, uci_to_option(e
)->value
);
100 static void uci_show_package(struct uci_package
*p
)
102 struct uci_element
*e
;
104 uci_foreach_element( &p
->sections
, e
) {
105 uci_show_section(uci_to_section(e
));
110 static int package_cmd(int cmd
, char *package
)
112 struct uci_package
*p
= NULL
;
114 if (uci_load(ctx
, package
, &p
) != UCI_OK
) {
122 if (flags
& CLI_FLAG_NOCOMMIT
)
124 if (uci_commit(ctx
, &p
, false) != UCI_OK
)
128 uci_export(ctx
, stdout
, p
, true);
139 static int uci_do_import(int argc
, char **argv
)
141 struct uci_package
*package
= NULL
;
150 else if (flags
& CLI_FLAG_MERGE
)
151 /* need a package to merge */
154 if (flags
& CLI_FLAG_MERGE
) {
155 if (uci_load(ctx
, name
, &package
) != UCI_OK
)
158 ret
= uci_import(ctx
, input
, name
, &package
, (name
!= NULL
));
160 if (flags
& CLI_FLAG_MERGE
) {
161 ret
= uci_save(ctx
, package
);
163 struct uci_element
*e
;
164 /* loop through all config sections and overwrite existing data */
165 uci_foreach_element(&ctx
->root
, e
) {
166 struct uci_package
*p
= uci_to_package(e
);
167 ret
= uci_commit(ctx
, &p
, true);
180 static int uci_do_package_cmd(int cmd
, int argc
, char **argv
)
182 char **configs
= NULL
;
189 return package_cmd(cmd
, argv
[1]);
191 if ((uci_list_configs(ctx
, &configs
) != UCI_OK
) || !configs
) {
196 for (p
= configs
; *p
; p
++) {
197 package_cmd(cmd
, *p
);
204 static int uci_do_section_cmd(int cmd
, int argc
, char **argv
)
206 struct uci_package
*p
= NULL
;
207 struct uci_element
*e
= NULL
;
208 char *package
= NULL
;
209 char *section
= NULL
;
226 if (uci_parse_tuple(ctx
, argv
[1], &package
, §ion
, &option
, ptr
) != UCI_OK
)
229 if (uci_load(ctx
, package
, &p
) != UCI_OK
) {
238 if (uci_lookup(ctx
, &e
, p
, section
, option
) != UCI_OK
)
242 case UCI_TYPE_SECTION
:
243 value
= uci_to_section(e
)->type
;
245 case UCI_TYPE_OPTION
:
246 value
= uci_to_option(e
)->value
;
249 /* should not happen */
252 /* throw the value to stdout */
253 printf("%s\n", value
);
256 ret
= uci_rename(ctx
, p
, section
, option
, value
);
259 ret
= uci_revert(ctx
, &p
, section
, option
);
262 ret
= uci_set(ctx
, p
, section
, option
, value
);
265 ret
= uci_delete(ctx
, p
, section
, option
);
269 /* no save necessary for get */
270 if ((cmd
== CMD_GET
) || (cmd
== CMD_REVERT
))
273 /* save changes, but don't commit them yet */
275 ret
= uci_save(ctx
, p
);
285 static int uci_batch_cmd(void)
287 char *argv
[MAX_ARGS
];
292 for(i
= 0; i
<= MAX_ARGS
; i
++) {
294 fprintf(stderr
, "Too many arguments\n");
298 if ((ret
= uci_parse_argument(ctx
, input
, &str
, &argv
[i
])) != UCI_OK
) {
305 argv
[i
] = strdup(argv
[i
]);
314 if (!strcasecmp(argv
[0], "exit"))
316 ret
= uci_cmd(i
, argv
);
320 for (j
= 0; j
< i
; j
++) {
328 static int uci_batch(void)
332 while (!feof(input
)) {
333 struct uci_element
*e
, *tmp
;
335 ret
= uci_batch_cmd();
339 fprintf(stderr
, "Unknown command\n");
343 uci_foreach_element_safe(&ctx
->root
, tmp
, e
) {
344 uci_unload(ctx
, uci_to_package(e
));
350 static int uci_cmd(int argc
, char **argv
)
354 if (!strcasecmp(argv
[0], "batch") && !(flags
& CLI_FLAG_BATCH
))
356 else if (!strcasecmp(argv
[0], "show"))
358 else if (!strcasecmp(argv
[0], "export"))
360 else if (!strcasecmp(argv
[0], "commit"))
362 else if (!strcasecmp(argv
[0], "get"))
364 else if (!strcasecmp(argv
[0], "set"))
366 else if (!strcasecmp(argv
[0], "ren") ||
367 !strcasecmp(argv
[0], "rename"))
369 else if (!strcasecmp(argv
[0], "revert"))
371 else if (!strcasecmp(argv
[0], "del"))
373 else if (!strcasecmp(argv
[0], "import"))
375 else if (!strcasecmp(argv
[0], "help"))
386 return uci_do_section_cmd(cmd
, argc
, argv
);
390 return uci_do_package_cmd(cmd
, argc
, argv
);
392 return uci_do_import(argc
, argv
);
401 int main(int argc
, char **argv
)
408 ctx
= uci_alloc_context();
410 fprintf(stderr
, "Out of memory\n");
414 while((c
= getopt(argc
, argv
, "f:mnNp:P:sSq")) != -1) {
417 input
= fopen(optarg
, "r");
424 flags
|= CLI_FLAG_MERGE
;
427 ctx
->flags
|= UCI_FLAG_STRICT
;
430 ctx
->flags
&= ~UCI_FLAG_STRICT
;
431 ctx
->flags
|= UCI_FLAG_PERROR
;
434 ctx
->flags
|= UCI_FLAG_EXPORT_NAME
;
437 ctx
->flags
&= ~UCI_FLAG_EXPORT_NAME
;
440 uci_add_history_path(ctx
, optarg
);
443 uci_add_history_path(ctx
, ctx
->savedir
);
444 uci_set_savedir(ctx
, optarg
);
445 flags
|= CLI_FLAG_NOCOMMIT
;
448 flags
|= CLI_FLAG_QUIET
;
456 argv
[optind
- 1] = argv
[0];
464 ret
= uci_cmd(argc
- 1, argv
+ 1);
472 uci_free_context(ctx
);