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 "\tadd <config> <section-type>\n"
63 "\tshow [<config>[.<section>[.<option>]]]\n"
64 "\tget <config>.<section>[.<option>]\n"
65 "\tset <config>.<section>[.<option>]=<value>\n"
66 "\trename <config>.<section>[.<option>]=<name>\n"
67 "\trevert <config>[.<section>[.<option>]]\n"
70 "\t-f <file> use <file> as input instead of stdin\n"
71 "\t-m when importing, merge data into an existing package\n"
72 "\t-n name unnamed sections on export (default)\n"
73 "\t-N don't name unnamed sections\n"
74 "\t-p <path> add a search path for config change files\n"
75 "\t-P <path> add a search path for config change files and use as default\n"
76 "\t-q quiet mode (don't print error messages)\n"
77 "\t-s force strict mode (stop on parser errors, default)\n"
78 "\t-S disable strict mode\n"
84 static void cli_perror(void)
86 if (flags
& CLI_FLAG_QUIET
)
89 uci_perror(ctx
, appname
);
92 static void uci_show_section(struct uci_section
*p
)
94 struct uci_element
*e
;
95 const char *cname
, *sname
;
97 cname
= p
->package
->e
.name
;
99 printf("%s.%s=%s\n", cname
, sname
, p
->type
);
100 uci_foreach_element(&p
->options
, e
) {
101 printf("%s.%s.%s=%s\n", cname
, sname
, e
->name
, uci_to_option(e
)->value
);
105 static void uci_show_package(struct uci_package
*p
)
107 struct uci_element
*e
;
109 uci_foreach_element( &p
->sections
, e
) {
110 uci_show_section(uci_to_section(e
));
114 static void uci_show_changes(struct uci_package
*p
)
116 struct uci_element
*e
;
118 uci_foreach_element(&p
->saved_history
, e
) {
119 struct uci_history
*h
= uci_to_history(e
);
121 if (h
->cmd
== UCI_CMD_REMOVE
)
123 printf("%s.%s", p
->e
.name
, h
->section
);
125 printf(".%s", e
->name
);
126 if (h
->cmd
!= UCI_CMD_REMOVE
)
127 printf("=%s", h
->value
);
132 static int package_cmd(int cmd
, char *package
)
134 struct uci_package
*p
= NULL
;
137 if (cmd
== CMD_CHANGES
)
138 ctx
->flags
|= UCI_FLAG_SAVED_HISTORY
;
139 ret
= uci_load(ctx
, package
, &p
);
140 if (cmd
== CMD_CHANGES
)
141 ctx
->flags
&= ~UCI_FLAG_SAVED_HISTORY
;
154 if (flags
& CLI_FLAG_NOCOMMIT
)
156 if (uci_commit(ctx
, &p
, false) != UCI_OK
)
160 uci_export(ctx
, stdout
, p
, true);
171 static int uci_do_import(int argc
, char **argv
)
173 struct uci_package
*package
= NULL
;
183 else if (flags
& CLI_FLAG_MERGE
)
184 /* need a package to merge */
187 if (flags
& CLI_FLAG_MERGE
) {
188 if (uci_load(ctx
, name
, &package
) != UCI_OK
)
193 ret
= uci_import(ctx
, input
, name
, &package
, (name
!= NULL
));
196 ret
= uci_save(ctx
, package
);
198 struct uci_element
*e
;
199 /* loop through all config sections and overwrite existing data */
200 uci_foreach_element(&ctx
->root
, e
) {
201 struct uci_package
*p
= uci_to_package(e
);
202 ret
= uci_commit(ctx
, &p
, true);
215 static int uci_do_package_cmd(int cmd
, int argc
, char **argv
)
217 char **configs
= NULL
;
224 return package_cmd(cmd
, argv
[1]);
226 if ((uci_list_configs(ctx
, &configs
) != UCI_OK
) || !configs
) {
231 for (p
= configs
; *p
; p
++) {
232 package_cmd(cmd
, *p
);
238 static int uci_do_add(int argc
, char **argv
)
240 struct uci_package
*p
= NULL
;
241 struct uci_section
*s
= NULL
;
247 ret
= uci_load(ctx
, argv
[1], &p
);
251 ret
= uci_add_section(ctx
, p
, argv
[2], &s
);
255 ret
= uci_save(ctx
, p
);
261 fprintf(stdout
, "%s\n", s
->e
.name
);
266 static int uci_do_section_cmd(int cmd
, int argc
, char **argv
)
268 struct uci_package
*p
= NULL
;
269 struct uci_element
*e
= NULL
;
270 char *package
= NULL
;
271 char *section
= NULL
;
288 if (uci_parse_tuple(ctx
, argv
[1], &package
, §ion
, &option
, ptr
) != UCI_OK
)
290 if (section
&& !section
[0])
293 if (uci_load(ctx
, package
, &p
) != UCI_OK
) {
302 if (uci_lookup(ctx
, &e
, p
, section
, option
) != UCI_OK
)
306 case UCI_TYPE_SECTION
:
307 value
= uci_to_section(e
)->type
;
309 case UCI_TYPE_OPTION
:
310 value
= uci_to_option(e
)->value
;
313 /* should not happen */
316 /* throw the value to stdout */
317 printf("%s\n", value
);
320 ret
= uci_rename(ctx
, p
, section
, option
, value
);
323 ret
= uci_revert(ctx
, &p
, section
, option
);
326 ret
= uci_set(ctx
, p
, section
, option
, value
, NULL
);
329 ret
= uci_delete(ctx
, p
, section
, option
);
333 /* no save necessary for get */
334 if ((cmd
== CMD_GET
) || (cmd
== CMD_REVERT
))
337 /* save changes, but don't commit them yet */
339 ret
= uci_save(ctx
, p
);
349 static int uci_batch_cmd(void)
351 char *argv
[MAX_ARGS
];
356 for(i
= 0; i
<= MAX_ARGS
; i
++) {
358 fprintf(stderr
, "Too many arguments\n");
362 if ((ret
= uci_parse_argument(ctx
, input
, &str
, &argv
[i
])) != UCI_OK
) {
369 argv
[i
] = strdup(argv
[i
]);
378 if (!strcasecmp(argv
[0], "exit"))
380 ret
= uci_cmd(i
, argv
);
384 for (j
= 0; j
< i
; j
++) {
392 static int uci_batch(void)
396 while (!feof(input
)) {
397 struct uci_element
*e
, *tmp
;
399 ret
= uci_batch_cmd();
403 fprintf(stderr
, "Unknown command\n");
407 uci_foreach_element_safe(&ctx
->root
, tmp
, e
) {
408 uci_unload(ctx
, uci_to_package(e
));
414 static int uci_cmd(int argc
, char **argv
)
418 if (!strcasecmp(argv
[0], "batch") && !(flags
& CLI_FLAG_BATCH
))
420 else if (!strcasecmp(argv
[0], "show"))
422 else if (!strcasecmp(argv
[0], "changes"))
424 else if (!strcasecmp(argv
[0], "export"))
426 else if (!strcasecmp(argv
[0], "commit"))
428 else if (!strcasecmp(argv
[0], "get"))
430 else if (!strcasecmp(argv
[0], "set"))
432 else if (!strcasecmp(argv
[0], "ren") ||
433 !strcasecmp(argv
[0], "rename"))
435 else if (!strcasecmp(argv
[0], "revert"))
437 else if (!strcasecmp(argv
[0], "del"))
439 else if (!strcasecmp(argv
[0], "import"))
441 else if (!strcasecmp(argv
[0], "help"))
443 else if (!strcasecmp(argv
[0], "add"))
454 return uci_do_section_cmd(cmd
, argc
, argv
);
459 return uci_do_package_cmd(cmd
, argc
, argv
);
461 return uci_do_import(argc
, argv
);
463 return uci_do_add(argc
, argv
);
472 int main(int argc
, char **argv
)
479 ctx
= uci_alloc_context();
481 fprintf(stderr
, "Out of memory\n");
485 while((c
= getopt(argc
, argv
, "f:mnNp:P:sSq")) != -1) {
488 input
= fopen(optarg
, "r");
495 flags
|= CLI_FLAG_MERGE
;
498 ctx
->flags
|= UCI_FLAG_STRICT
;
501 ctx
->flags
&= ~UCI_FLAG_STRICT
;
502 ctx
->flags
|= UCI_FLAG_PERROR
;
505 ctx
->flags
|= UCI_FLAG_EXPORT_NAME
;
508 ctx
->flags
&= ~UCI_FLAG_EXPORT_NAME
;
511 uci_add_history_path(ctx
, optarg
);
514 uci_add_history_path(ctx
, ctx
->savedir
);
515 uci_set_savedir(ctx
, optarg
);
516 flags
|= CLI_FLAG_NOCOMMIT
;
519 flags
|= CLI_FLAG_QUIET
;
527 argv
[optind
- 1] = argv
[0];
535 ret
= uci_cmd(argc
- 1, argv
+ 1);
543 uci_free_context(ctx
);