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
;
50 static int uci_cmd(int argc
, char **argv
);
52 static void uci_usage(void)
55 "Usage: %s [<options>] <command> [<arguments>]\n\n"
58 "\texport [<config>]\n"
59 "\timport [<config>]\n"
60 "\tchanges [<config>]\n"
61 "\tshow [<config>[.<section>[.<option>]]]\n"
62 "\tget <config>.<section>[.<option>]\n"
63 "\tset <config>.<section>[.<option>]=<value>\n"
64 "\trename <config>.<section>[.<option>]=<name>\n"
65 "\trevert <config>[.<section>[.<option>]]\n"
68 "\t-f <file> use <file> as input instead of stdin\n"
69 "\t-m when importing, merge data into an existing package\n"
70 "\t-n name unnamed sections on export (default)\n"
71 "\t-N don't name unnamed sections\n"
72 "\t-p <path> add a search path for config change files\n"
73 "\t-P <path> add a search path for config change files and use as default\n"
74 "\t-q quiet mode (don't print error messages)\n"
75 "\t-s force strict mode (stop on parser errors, default)\n"
76 "\t-S disable strict mode\n"
82 static void cli_perror(void)
84 if (flags
& CLI_FLAG_QUIET
)
87 uci_perror(ctx
, appname
);
90 static void uci_show_section(struct uci_section
*p
)
92 struct uci_element
*e
;
93 const char *cname
, *sname
;
95 cname
= p
->package
->e
.name
;
97 printf("%s.%s=%s\n", cname
, sname
, p
->type
);
98 uci_foreach_element(&p
->options
, e
) {
99 printf("%s.%s.%s=%s\n", cname
, sname
, e
->name
, uci_to_option(e
)->value
);
103 static void uci_show_package(struct uci_package
*p
)
105 struct uci_element
*e
;
107 uci_foreach_element( &p
->sections
, e
) {
108 uci_show_section(uci_to_section(e
));
112 static void uci_show_changes(struct uci_package
*p
)
114 struct uci_element
*e
;
116 uci_foreach_element(&p
->saved_history
, e
) {
117 struct uci_history
*h
= uci_to_history(e
);
119 if (h
->cmd
== UCI_CMD_REMOVE
)
121 printf("%s.%s", p
->e
.name
, h
->section
);
123 printf(".%s", e
->name
);
124 if (h
->cmd
!= UCI_CMD_REMOVE
)
125 printf("=%s", h
->value
);
130 static int package_cmd(int cmd
, char *package
)
132 struct uci_package
*p
= NULL
;
135 if (cmd
== CMD_CHANGES
)
136 ctx
->flags
|= UCI_FLAG_SAVED_HISTORY
;
137 ret
= uci_load(ctx
, package
, &p
);
138 if (cmd
== CMD_CHANGES
)
139 ctx
->flags
&= ~UCI_FLAG_SAVED_HISTORY
;
152 if (flags
& CLI_FLAG_NOCOMMIT
)
154 if (uci_commit(ctx
, &p
, false) != UCI_OK
)
158 uci_export(ctx
, stdout
, p
, true);
169 static int uci_do_import(int argc
, char **argv
)
171 struct uci_package
*package
= NULL
;
181 else if (flags
& CLI_FLAG_MERGE
)
182 /* need a package to merge */
185 if (flags
& CLI_FLAG_MERGE
) {
186 if (uci_load(ctx
, name
, &package
) != UCI_OK
)
191 ret
= uci_import(ctx
, input
, name
, &package
, (name
!= NULL
));
194 ret
= uci_save(ctx
, package
);
196 struct uci_element
*e
;
197 /* loop through all config sections and overwrite existing data */
198 uci_foreach_element(&ctx
->root
, e
) {
199 struct uci_package
*p
= uci_to_package(e
);
200 ret
= uci_commit(ctx
, &p
, true);
213 static int uci_do_package_cmd(int cmd
, int argc
, char **argv
)
215 char **configs
= NULL
;
222 return package_cmd(cmd
, argv
[1]);
224 if ((uci_list_configs(ctx
, &configs
) != UCI_OK
) || !configs
) {
229 for (p
= configs
; *p
; p
++) {
230 package_cmd(cmd
, *p
);
237 static int uci_do_section_cmd(int cmd
, int argc
, char **argv
)
239 struct uci_package
*p
= NULL
;
240 struct uci_element
*e
= NULL
;
241 char *package
= NULL
;
242 char *section
= NULL
;
259 if (uci_parse_tuple(ctx
, argv
[1], &package
, §ion
, &option
, ptr
) != UCI_OK
)
262 if (uci_load(ctx
, package
, &p
) != UCI_OK
) {
271 if (uci_lookup(ctx
, &e
, p
, section
, option
) != UCI_OK
)
275 case UCI_TYPE_SECTION
:
276 value
= uci_to_section(e
)->type
;
278 case UCI_TYPE_OPTION
:
279 value
= uci_to_option(e
)->value
;
282 /* should not happen */
285 /* throw the value to stdout */
286 printf("%s\n", value
);
289 ret
= uci_rename(ctx
, p
, section
, option
, value
);
292 ret
= uci_revert(ctx
, &p
, section
, option
);
295 ret
= uci_set(ctx
, p
, section
, option
, value
);
298 ret
= uci_delete(ctx
, p
, section
, option
);
302 /* no save necessary for get */
303 if ((cmd
== CMD_GET
) || (cmd
== CMD_REVERT
))
306 /* save changes, but don't commit them yet */
308 ret
= uci_save(ctx
, p
);
318 static int uci_batch_cmd(void)
320 char *argv
[MAX_ARGS
];
325 for(i
= 0; i
<= MAX_ARGS
; i
++) {
327 fprintf(stderr
, "Too many arguments\n");
331 if ((ret
= uci_parse_argument(ctx
, input
, &str
, &argv
[i
])) != UCI_OK
) {
338 argv
[i
] = strdup(argv
[i
]);
347 if (!strcasecmp(argv
[0], "exit"))
349 ret
= uci_cmd(i
, argv
);
353 for (j
= 0; j
< i
; j
++) {
361 static int uci_batch(void)
365 while (!feof(input
)) {
366 struct uci_element
*e
, *tmp
;
368 ret
= uci_batch_cmd();
372 fprintf(stderr
, "Unknown command\n");
376 uci_foreach_element_safe(&ctx
->root
, tmp
, e
) {
377 uci_unload(ctx
, uci_to_package(e
));
383 static int uci_cmd(int argc
, char **argv
)
387 if (!strcasecmp(argv
[0], "batch") && !(flags
& CLI_FLAG_BATCH
))
389 else if (!strcasecmp(argv
[0], "show"))
391 else if (!strcasecmp(argv
[0], "changes"))
393 else if (!strcasecmp(argv
[0], "export"))
395 else if (!strcasecmp(argv
[0], "commit"))
397 else if (!strcasecmp(argv
[0], "get"))
399 else if (!strcasecmp(argv
[0], "set"))
401 else if (!strcasecmp(argv
[0], "ren") ||
402 !strcasecmp(argv
[0], "rename"))
404 else if (!strcasecmp(argv
[0], "revert"))
406 else if (!strcasecmp(argv
[0], "del"))
408 else if (!strcasecmp(argv
[0], "import"))
410 else if (!strcasecmp(argv
[0], "help"))
421 return uci_do_section_cmd(cmd
, argc
, argv
);
426 return uci_do_package_cmd(cmd
, argc
, argv
);
428 return uci_do_import(argc
, argv
);
437 int main(int argc
, char **argv
)
444 ctx
= uci_alloc_context();
446 fprintf(stderr
, "Out of memory\n");
450 while((c
= getopt(argc
, argv
, "f:mnNp:P:sSq")) != -1) {
453 input
= fopen(optarg
, "r");
460 flags
|= CLI_FLAG_MERGE
;
463 ctx
->flags
|= UCI_FLAG_STRICT
;
466 ctx
->flags
&= ~UCI_FLAG_STRICT
;
467 ctx
->flags
|= UCI_FLAG_PERROR
;
470 ctx
->flags
|= UCI_FLAG_EXPORT_NAME
;
473 ctx
->flags
&= ~UCI_FLAG_EXPORT_NAME
;
476 uci_add_history_path(ctx
, optarg
);
479 uci_add_history_path(ctx
, ctx
->savedir
);
480 uci_set_savedir(ctx
, optarg
);
481 flags
|= CLI_FLAG_NOCOMMIT
;
484 flags
|= CLI_FLAG_QUIET
;
492 argv
[optind
- 1] = argv
[0];
500 ret
= uci_cmd(argc
- 1, argv
+ 1);
508 uci_free_context(ctx
);