2 * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2
6 * as published by the Free Software Foundation
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
18 static const char *appname = "uci";
20 CLI_FLAG_MERGE = (1 << 0),
22 static FILE *input = stdin;
24 static struct uci_context *ctx;
38 static void uci_usage(int argc, char **argv)
41 "Usage: %s [<options>] <command> [<arguments>]\n\n"
43 "\texport [<config>]\n"
44 "\timport [<config>]\n"
45 "\tshow [<config>[.<section>[.<option>]]]\n"
46 "\tget <config>.<section>[.<option>]\n"
47 "\tset <config>.<section>[.<option>]=<value>\n"
48 "\trename <config>.<section>[.<option>]=<name>\n"
51 "\t-f <file> use <file> as input instead of stdin\n"
52 "\t-m when importing, merge data into an existing package\n"
53 "\t-s force strict mode (stop on parser errors)\n"
54 "\t-S disable strict mode\n"
61 static void uci_show_section(struct uci_section *p)
63 struct uci_element *e;
64 const char *cname, *sname;
66 cname = p->package->e.name;
68 printf("%s.%s=%s\n", cname, sname, p->type);
69 uci_foreach_element(&p->options, e) {
70 printf("%s.%s.%s=%s\n", cname, sname, e->name, uci_to_option(e)->value);
74 static void uci_show_package(struct uci_package *p)
76 struct uci_element *e;
78 uci_foreach_element( &p->sections, e) {
79 uci_show_section(uci_to_section(e));
84 static int package_cmd(int cmd, char *package)
86 struct uci_package *p = NULL;
88 if (uci_load(ctx, package, &p) != UCI_OK) {
89 uci_perror(ctx, appname);
94 if (uci_commit(ctx, &p, false) != UCI_OK)
95 uci_perror(ctx, appname);
98 uci_export(ctx, stdout, p, true);
109 static int uci_do_import(int argc, char **argv)
111 struct uci_package *package = NULL;
120 else if (flags & CLI_FLAG_MERGE)
121 /* need a package to merge */
124 if (flags & CLI_FLAG_MERGE) {
125 if (uci_load(ctx, name, &package) != UCI_OK)
128 ret = uci_import(ctx, input, name, &package, (name != NULL));
130 if (flags & CLI_FLAG_MERGE) {
131 ret = uci_save(ctx, package);
133 struct uci_element *e;
134 /* loop through all config sections and overwrite existing data */
135 uci_foreach_element(&ctx->root, e) {
136 struct uci_package *p = uci_to_package(e);
137 ret = uci_commit(ctx, &p, true);
143 uci_perror(ctx, appname);
150 static int uci_do_package_cmd(int cmd, int argc, char **argv)
152 char **configs = NULL;
159 return package_cmd(cmd, argv[1]);
161 if ((uci_list_configs(ctx, &configs) != UCI_OK) || !configs) {
162 uci_perror(ctx, appname);
166 for (p = configs; *p; p++) {
167 package_cmd(cmd, *p);
174 static int uci_do_section_cmd(int cmd, int argc, char **argv)
176 struct uci_package *p = NULL;
177 struct uci_element *e = NULL;
178 char *package = NULL;
179 char *section = NULL;
196 if (uci_parse_tuple(ctx, argv[1], &package, §ion, &option, ptr) != UCI_OK)
199 if (uci_load(ctx, package, &p) != UCI_OK) {
200 uci_perror(ctx, appname);
206 if (uci_lookup(ctx, &e, p, section, option) != UCI_OK)
210 case UCI_TYPE_SECTION:
211 value = uci_to_section(e)->type;
213 case UCI_TYPE_OPTION:
214 value = uci_to_option(e)->value;
217 /* should not happen */
220 /* throw the value to stdout */
221 printf("%s\n", value);
224 ret = uci_rename(ctx, p, section, option, value);
227 ret = uci_set(ctx, p, section, option, value);
230 ret = uci_delete(ctx, p, section, option);
234 /* no save necessary for get */
238 /* save changes, but don't commit them yet */
240 ret = uci_save(ctx, p);
243 uci_perror(ctx, appname);
250 static int uci_cmd(int argc, char **argv)
254 if (!strcasecmp(argv[0], "show"))
256 else if (!strcasecmp(argv[0], "export"))
258 else if (!strcasecmp(argv[0], "commit"))
260 else if (!strcasecmp(argv[0], "get"))
262 else if (!strcasecmp(argv[0], "set"))
264 else if (!strcasecmp(argv[0], "ren") ||
265 !strcasecmp(argv[0], "rename"))
267 else if (!strcasecmp(argv[0], "del"))
269 else if (!strcasecmp(argv[0], "import"))
279 return uci_do_section_cmd(cmd, argc, argv);
283 return uci_do_package_cmd(cmd, argc, argv);
285 return uci_do_import(argc, argv);
291 int main(int argc, char **argv)
296 ctx = uci_alloc_context();
298 fprintf(stderr, "Out of memory\n");
302 while((c = getopt(argc, argv, "mf:sS")) != -1) {
305 input = fopen(optarg, "r");
312 flags |= CLI_FLAG_MERGE;
315 ctx->flags |= UCI_FLAG_STRICT;
318 ctx->flags &= ~UCI_FLAG_STRICT;
319 ctx->flags |= UCI_FLAG_PERROR;
322 uci_usage(argc, argv);
327 argv[optind - 1] = argv[0];
332 uci_usage(argc, argv);
333 ret = uci_cmd(argc - 1, argv + 1);
337 uci_usage(argc, argv);
339 uci_free_context(ctx);