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 static const char *appname = "uci";
21 CLI_FLAG_MERGE = (1 << 0),
22 CLI_FLAG_QUIET = (1 << 1),
23 CLI_FLAG_NOCOMMIT = (1 << 2),
27 static struct uci_context *ctx;
42 static void uci_usage(int argc, char **argv)
45 "Usage: %s [<options>] <command> [<arguments>]\n\n"
47 "\texport [<config>]\n"
48 "\timport [<config>]\n"
49 "\tshow [<config>[.<section>[.<option>]]]\n"
50 "\tget <config>.<section>[.<option>]\n"
51 "\tset <config>.<section>[.<option>]=<value>\n"
52 "\trename <config>.<section>[.<option>]=<name>\n"
53 "\trevert <config>[.<section>[.<option>]]\n"
56 "\t-f <file> use <file> as input instead of stdin\n"
57 "\t-m when importing, merge data into an existing package\n"
58 "\t-n name unnamed sections on export (default)\n"
59 "\t-N don't name unnamed sections\n"
60 "\t-p <path> add a search path for config change files\n"
61 "\t-P <path> add a search path for config change files and use as default\n"
62 "\t-q quiet mode (don't print error messages)\n"
63 "\t-s force strict mode (stop on parser errors, default)\n"
64 "\t-S disable strict mode\n"
71 static void cli_perror(void)
73 if (flags & CLI_FLAG_QUIET)
76 uci_perror(ctx, appname);
79 static void uci_show_section(struct uci_section *p)
81 struct uci_element *e;
82 const char *cname, *sname;
84 cname = p->package->e.name;
86 printf("%s.%s=%s\n", cname, sname, p->type);
87 uci_foreach_element(&p->options, e) {
88 printf("%s.%s.%s=%s\n", cname, sname, e->name, uci_to_option(e)->value);
92 static void uci_show_package(struct uci_package *p)
94 struct uci_element *e;
96 uci_foreach_element( &p->sections, e) {
97 uci_show_section(uci_to_section(e));
102 static int package_cmd(int cmd, char *package)
104 struct uci_package *p = NULL;
106 if (uci_load(ctx, package, &p) != UCI_OK) {
114 if (flags & CLI_FLAG_NOCOMMIT)
116 if (uci_commit(ctx, &p, false) != UCI_OK)
120 uci_export(ctx, stdout, p, true);
131 static int uci_do_import(int argc, char **argv)
133 struct uci_package *package = NULL;
142 else if (flags & CLI_FLAG_MERGE)
143 /* need a package to merge */
146 if (flags & CLI_FLAG_MERGE) {
147 if (uci_load(ctx, name, &package) != UCI_OK)
150 ret = uci_import(ctx, input, name, &package, (name != NULL));
152 if (flags & CLI_FLAG_MERGE) {
153 ret = uci_save(ctx, package);
155 struct uci_element *e;
156 /* loop through all config sections and overwrite existing data */
157 uci_foreach_element(&ctx->root, e) {
158 struct uci_package *p = uci_to_package(e);
159 ret = uci_commit(ctx, &p, true);
172 static int uci_do_package_cmd(int cmd, int argc, char **argv)
174 char **configs = NULL;
181 return package_cmd(cmd, argv[1]);
183 if ((uci_list_configs(ctx, &configs) != UCI_OK) || !configs) {
188 for (p = configs; *p; p++) {
189 package_cmd(cmd, *p);
196 static int uci_do_section_cmd(int cmd, int argc, char **argv)
198 struct uci_package *p = NULL;
199 struct uci_element *e = NULL;
200 char *package = NULL;
201 char *section = NULL;
218 if (uci_parse_tuple(ctx, argv[1], &package, §ion, &option, ptr) != UCI_OK)
221 if (uci_load(ctx, package, &p) != UCI_OK) {
230 if (uci_lookup(ctx, &e, p, section, option) != UCI_OK)
234 case UCI_TYPE_SECTION:
235 value = uci_to_section(e)->type;
237 case UCI_TYPE_OPTION:
238 value = uci_to_option(e)->value;
241 /* should not happen */
244 /* throw the value to stdout */
245 printf("%s\n", value);
248 ret = uci_rename(ctx, p, section, option, value);
251 ret = uci_revert(ctx, &p, section, option);
254 ret = uci_set(ctx, p, section, option, value);
257 ret = uci_delete(ctx, p, section, option);
261 /* no save necessary for get */
262 if ((cmd == CMD_GET) || (cmd == CMD_REVERT))
265 /* save changes, but don't commit them yet */
267 ret = uci_save(ctx, p);
277 static int uci_cmd(int argc, char **argv)
281 if (!strcasecmp(argv[0], "show"))
283 else if (!strcasecmp(argv[0], "export"))
285 else if (!strcasecmp(argv[0], "commit"))
287 else if (!strcasecmp(argv[0], "get"))
289 else if (!strcasecmp(argv[0], "set"))
291 else if (!strcasecmp(argv[0], "ren") ||
292 !strcasecmp(argv[0], "rename"))
294 else if (!strcasecmp(argv[0], "revert"))
296 else if (!strcasecmp(argv[0], "del"))
298 else if (!strcasecmp(argv[0], "import"))
309 return uci_do_section_cmd(cmd, argc, argv);
313 return uci_do_package_cmd(cmd, argc, argv);
315 return uci_do_import(argc, argv);
321 int main(int argc, char **argv)
327 ctx = uci_alloc_context();
329 fprintf(stderr, "Out of memory\n");
333 while((c = getopt(argc, argv, "f:mnNp:P:sSq")) != -1) {
336 input = fopen(optarg, "r");
343 flags |= CLI_FLAG_MERGE;
346 ctx->flags |= UCI_FLAG_STRICT;
349 ctx->flags &= ~UCI_FLAG_STRICT;
350 ctx->flags |= UCI_FLAG_PERROR;
353 ctx->flags |= UCI_FLAG_EXPORT_NAME;
356 ctx->flags &= ~UCI_FLAG_EXPORT_NAME;
359 uci_add_history_path(ctx, optarg);
362 uci_add_history_path(ctx, ctx->savedir);
363 uci_set_savedir(ctx, optarg);
364 flags |= CLI_FLAG_NOCOMMIT;
367 flags |= CLI_FLAG_QUIET;
370 uci_usage(argc, argv);
375 argv[optind - 1] = argv[0];
380 uci_usage(argc, argv);
381 ret = uci_cmd(argc - 1, argv + 1);
385 uci_usage(argc, argv);
387 uci_free_context(ctx);