/*
+ * cli - Command Line Interface for the Unified Configuration Interface
* Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify
* GNU General Public License for more details.
*/
#include <strings.h>
+#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include "uci.h"
-static const char *appname = "uci";
+#define MAX_ARGS 4 /* max command line arguments for batch mode */
+
+static const char *delimiter = " ";
+static const char *appname;
static enum {
- CLI_FLAG_MERGE = (1 << 0),
- CLI_FLAG_QUIET = (1 << 1)
+ CLI_FLAG_MERGE = (1 << 0),
+ CLI_FLAG_QUIET = (1 << 1),
+ CLI_FLAG_NOCOMMIT = (1 << 2),
+ CLI_FLAG_BATCH = (1 << 3),
+ CLI_FLAG_SHOW_EXT = (1 << 4),
+ CLI_FLAG_NOPLUGINS= (1 << 5),
} flags;
+
static FILE *input;
static struct uci_context *ctx;
/* section cmds */
CMD_GET,
CMD_SET,
+ CMD_ADD_LIST,
CMD_DEL,
CMD_RENAME,
+ CMD_REVERT,
+ CMD_REORDER,
/* package cmds */
CMD_SHOW,
- CMD_IMPORT,
+ CMD_CHANGES,
CMD_EXPORT,
CMD_COMMIT,
+ /* other cmds */
+ CMD_ADD,
+ CMD_IMPORT,
+ CMD_HELP,
};
-static void uci_usage(int argc, char **argv)
+struct uci_type_list {
+ unsigned int idx;
+ const char *name;
+ struct uci_type_list *next;
+};
+
+static struct uci_type_list *type_list = NULL;
+static char *typestr = NULL;
+static const char *cur_section_ref = NULL;
+
+static int uci_cmd(int argc, char **argv);
+
+static void
+uci_reset_typelist(void)
+{
+ struct uci_type_list *type;
+ while (type_list != NULL) {
+ type = type_list;
+ type_list = type_list->next;
+ free(type);
+ }
+ if (typestr) {
+ free(typestr);
+ typestr = NULL;
+ }
+ cur_section_ref = NULL;
+}
+
+static char *
+uci_lookup_section_ref(struct uci_section *s)
+{
+ struct uci_type_list *ti = type_list;
+ int maxlen;
+
+ if (!s->anonymous || !(flags & CLI_FLAG_SHOW_EXT))
+ return s->e.name;
+
+ /* look up in section type list */
+ while (ti) {
+ if (strcmp(ti->name, s->type) == 0)
+ break;
+ ti = ti->next;
+ }
+ if (!ti) {
+ ti = malloc(sizeof(struct uci_type_list));
+ memset(ti, 0, sizeof(struct uci_type_list));
+ ti->next = type_list;
+ type_list = ti;
+ ti->name = s->type;
+ }
+
+ maxlen = strlen(s->type) + 1 + 2 + 10;
+ if (!typestr) {
+ typestr = malloc(maxlen);
+ } else {
+ typestr = realloc(typestr, maxlen);
+ }
+ sprintf(typestr, "@%s[%d]", ti->name, ti->idx);
+ ti->idx++;
+ return typestr;
+}
+
+static void uci_usage(void)
{
fprintf(stderr,
"Usage: %s [<options>] <command> [<arguments>]\n\n"
"Commands:\n"
+ "\tbatch\n"
"\texport [<config>]\n"
"\timport [<config>]\n"
+ "\tchanges [<config>]\n"
+ "\tcommit [<config>]\n"
+ "\tadd <config> <section-type>\n"
+ "\tadd_list <config>.<section>.<option>=<string>\n"
"\tshow [<config>[.<section>[.<option>]]]\n"
"\tget <config>.<section>[.<option>]\n"
"\tset <config>.<section>[.<option>]=<value>\n"
+ "\tdelete <config>[.<section[.<option>]]\n"
"\trename <config>.<section>[.<option>]=<name>\n"
+ "\trevert <config>[.<section>[.<option>]]\n"
+ "\treorder <config>.<section>=<position>\n"
"\n"
"Options:\n"
+ "\t-c <path> set the search path for config files (default: /etc/config)\n"
+ "\t-d <str> set the delimiter for list values in uci show\n"
"\t-f <file> use <file> as input instead of stdin\n"
+ "\t-L do not load any plugins\n"
"\t-m when importing, merge data into an existing package\n"
"\t-n name unnamed sections on export (default)\n"
"\t-N don't name unnamed sections\n"
+ "\t-p <path> add a search path for config change files\n"
+ "\t-P <path> add a search path for config change files and use as default\n"
"\t-q quiet mode (don't print error messages)\n"
"\t-s force strict mode (stop on parser errors, default)\n"
"\t-S disable strict mode\n"
+ "\t-X do not use extended syntax on 'show'\n"
"\n",
- argv[0]
+ appname
);
- exit(255);
}
static void cli_perror(void)
uci_perror(ctx, appname);
}
-static void uci_show_section(struct uci_section *p)
+static void uci_show_value(struct uci_option *o)
{
struct uci_element *e;
- const char *cname, *sname;
+ bool sep = false;
+
+ switch(o->type) {
+ case UCI_TYPE_STRING:
+ printf("%s\n", o->v.string);
+ break;
+ case UCI_TYPE_LIST:
+ uci_foreach_element(&o->v.list, e) {
+ printf("%s%s", (sep ? delimiter : ""), e->name);
+ sep = true;
+ }
+ printf("\n");
+ break;
+ default:
+ printf("<unknown>\n");
+ break;
+ }
+}
- cname = p->package->e.name;
- sname = p->e.name;
- printf("%s.%s=%s\n", cname, sname, p->type);
- uci_foreach_element(&p->options, e) {
- printf("%s.%s.%s=%s\n", cname, sname, e->name, uci_to_option(e)->value);
+static void uci_show_option(struct uci_option *o)
+{
+ printf("%s.%s.%s=",
+ o->section->package->e.name,
+ (cur_section_ref ? cur_section_ref : o->section->e.name),
+ o->e.name);
+ uci_show_value(o);
+}
+
+static void uci_show_section(struct uci_section *s)
+{
+ struct uci_element *e;
+ const char *cname;
+ const char *sname;
+
+ cname = s->package->e.name;
+ sname = (cur_section_ref ? cur_section_ref : s->e.name);
+ printf("%s.%s=%s\n", cname, sname, s->type);
+ uci_foreach_element(&s->options, e) {
+ uci_show_option(uci_to_option(e));
}
}
{
struct uci_element *e;
+ uci_reset_typelist();
uci_foreach_element( &p->sections, e) {
- uci_show_section(uci_to_section(e));
+ struct uci_section *s = uci_to_section(e);
+ cur_section_ref = uci_lookup_section_ref(s);
+ uci_show_section(s);
}
+ uci_reset_typelist();
}
+static void uci_show_changes(struct uci_package *p)
+{
+ struct uci_element *e;
+
+ uci_foreach_element(&p->saved_delta, e) {
+ struct uci_delta *h = uci_to_delta(e);
+ char *prefix = "";
+ char *op = "=";
+
+ switch(h->cmd) {
+ case UCI_CMD_REMOVE:
+ prefix = "-";
+ break;
+ case UCI_CMD_LIST_ADD:
+ op = "+=";
+ break;
+ default:
+ break;
+ }
+ printf("%s%s.%s", prefix, p->e.name, h->section);
+ if (e->name)
+ printf(".%s", e->name);
+ if (h->cmd != UCI_CMD_REMOVE)
+ printf("%s%s", op, h->value);
+ printf("\n");
+ }
+}
-static int package_cmd(int cmd, char *package)
+static int package_cmd(int cmd, char *tuple)
{
- struct uci_package *p = NULL;
+ struct uci_element *e = NULL;
+ struct uci_ptr ptr;
- if (uci_load(ctx, package, &p) != UCI_OK) {
+ if (uci_lookup_ptr(ctx, &ptr, tuple, true) != UCI_OK) {
cli_perror();
return 1;
}
- if (!p)
- return 0;
+
+ e = ptr.last;
switch(cmd) {
+ case CMD_CHANGES:
+ uci_show_changes(ptr.p);
+ break;
case CMD_COMMIT:
- if (uci_commit(ctx, &p, false) != UCI_OK)
+ if (flags & CLI_FLAG_NOCOMMIT)
+ return 0;
+ if (uci_commit(ctx, &ptr.p, false) != UCI_OK)
cli_perror();
break;
case CMD_EXPORT:
- uci_export(ctx, stdout, p, true);
+ uci_export(ctx, stdout, ptr.p, true);
break;
case CMD_SHOW:
- uci_show_package(p);
+ if (!(ptr.flags & UCI_LOOKUP_COMPLETE)) {
+ ctx->err = UCI_ERR_NOTFOUND;
+ cli_perror();
+ return 1;
+ }
+ switch(e->type) {
+ case UCI_TYPE_PACKAGE:
+ uci_show_package(ptr.p);
+ break;
+ case UCI_TYPE_SECTION:
+ uci_show_section(ptr.s);
+ break;
+ case UCI_TYPE_OPTION:
+ uci_show_option(ptr.o);
+ break;
+ default:
+ /* should not happen */
+ return 1;
+ }
break;
}
- uci_unload(ctx, p);
+ uci_unload(ctx, ptr.p);
return 0;
}
struct uci_package *package = NULL;
char *name = NULL;
int ret = UCI_OK;
+ bool merge = false;
if (argc > 2)
return 255;
if (flags & CLI_FLAG_MERGE) {
if (uci_load(ctx, name, &package) != UCI_OK)
package = NULL;
+ else
+ merge = true;
}
ret = uci_import(ctx, input, name, &package, (name != NULL));
if (ret == UCI_OK) {
- if (flags & CLI_FLAG_MERGE) {
+ if (merge) {
ret = uci_save(ctx, package);
} else {
struct uci_element *e;
return 0;
}
+static int uci_do_add(int argc, char **argv)
+{
+ struct uci_package *p = NULL;
+ struct uci_section *s = NULL;
+ int ret;
+
+ if (argc != 3)
+ return 255;
+
+ ret = uci_load(ctx, argv[1], &p);
+ if (ret != UCI_OK)
+ goto done;
+
+ ret = uci_add_section(ctx, p, argv[2], &s);
+ if (ret != UCI_OK)
+ goto done;
+
+ ret = uci_save(ctx, p);
+
+done:
+ if (ret != UCI_OK)
+ cli_perror();
+ else if (s)
+ fprintf(stdout, "%s\n", s->e.name);
+
+ return ret;
+}
static int uci_do_section_cmd(int cmd, int argc, char **argv)
{
- struct uci_package *p = NULL;
- struct uci_element *e = NULL;
- char *package = NULL;
- char *section = NULL;
- char *option = NULL;
- char *value = NULL;
- char **ptr = NULL;
+ struct uci_element *e;
+ struct uci_ptr ptr;
int ret = UCI_OK;
if (argc != 2)
return 255;
- switch(cmd) {
- case CMD_SET:
- case CMD_RENAME:
- ptr = &value;
- break;
- default:
- break;
- }
- if (uci_parse_tuple(ctx, argv[1], &package, §ion, &option, ptr) != UCI_OK)
- return 1;
-
- if (uci_load(ctx, package, &p) != UCI_OK) {
+ if (uci_lookup_ptr(ctx, &ptr, argv[1], true) != UCI_OK) {
cli_perror();
return 1;
}
- if (!p)
- return 0;
+ if (ptr.value && (cmd != CMD_SET) && (cmd != CMD_ADD_LIST) && (cmd != CMD_RENAME) && (cmd != CMD_REORDER))
+ return 1;
+
+ e = ptr.last;
switch(cmd) {
case CMD_GET:
- if (uci_lookup(ctx, &e, p, section, option) != UCI_OK)
+ if (!(ptr.flags & UCI_LOOKUP_COMPLETE)) {
+ ctx->err = UCI_ERR_NOTFOUND;
+ cli_perror();
return 1;
-
+ }
switch(e->type) {
case UCI_TYPE_SECTION:
- value = uci_to_section(e)->type;
+ printf("%s\n", ptr.s->type);
break;
case UCI_TYPE_OPTION:
- value = uci_to_option(e)->value;
+ uci_show_value(ptr.o);
break;
default:
- /* should not happen */
- return 1;
+ break;
}
/* throw the value to stdout */
- printf("%s\n", value);
break;
case CMD_RENAME:
- ret = uci_rename(ctx, p, section, option, value);
+ ret = uci_rename(ctx, &ptr);
+ break;
+ case CMD_REVERT:
+ ret = uci_revert(ctx, &ptr);
break;
case CMD_SET:
- ret = uci_set(ctx, p, section, option, value);
+ ret = uci_set(ctx, &ptr);
+ break;
+ case CMD_ADD_LIST:
+ ret = uci_add_list(ctx, &ptr);
+ break;
+ case CMD_REORDER:
+ if (!ptr.s) {
+ ctx->err = UCI_ERR_NOTFOUND;
+ cli_perror();
+ return 1;
+ }
+ ret = uci_reorder_section(ctx, ptr.s, strtoul(ptr.value, NULL, 10));
break;
case CMD_DEL:
- ret = uci_delete(ctx, p, section, option);
+ ret = uci_delete(ctx, &ptr);
break;
}
/* no save necessary for get */
- if (cmd == CMD_GET)
+ if ((cmd == CMD_GET) || (cmd == CMD_REVERT))
return 0;
/* save changes, but don't commit them yet */
if (ret == UCI_OK)
- ret = uci_save(ctx, p);
+ ret = uci_save(ctx, ptr.p);
if (ret != UCI_OK) {
cli_perror();
return 0;
}
+static int uci_batch_cmd(void)
+{
+ char *argv[MAX_ARGS + 2];
+ char *str = NULL;
+ int ret = 0;
+ int i, j;
+
+ for(i = 0; i <= MAX_ARGS; i++) {
+ if (i == MAX_ARGS) {
+ fprintf(stderr, "Too many arguments\n");
+ return 1;
+ }
+ argv[i] = NULL;
+ if ((ret = uci_parse_argument(ctx, input, &str, &argv[i])) != UCI_OK) {
+ cli_perror();
+ i = 0;
+ break;
+ }
+ if (!argv[i][0])
+ break;
+ argv[i] = strdup(argv[i]);
+ if (!argv[i]) {
+ perror("uci");
+ return 1;
+ }
+ }
+ argv[i] = NULL;
+
+ if (i > 0) {
+ if (!strcasecmp(argv[0], "exit"))
+ return 254;
+ ret = uci_cmd(i, argv);
+ } else
+ return 0;
+
+ for (j = 0; j < i; j++) {
+ if (argv[j])
+ free(argv[j]);
+ }
+
+ return ret;
+}
+
+static int uci_batch(void)
+{
+ int ret = 0;
+
+ flags |= CLI_FLAG_BATCH;
+ while (!feof(input)) {
+ struct uci_element *e, *tmp;
+
+ ret = uci_batch_cmd();
+ if (ret == 254)
+ return 0;
+ else if (ret == 255)
+ fprintf(stderr, "Unknown command\n");
+
+ /* clean up */
+ uci_foreach_element_safe(&ctx->root, tmp, e) {
+ uci_unload(ctx, uci_to_package(e));
+ }
+ }
+ flags &= ~CLI_FLAG_BATCH;
+
+ return 0;
+}
+
static int uci_cmd(int argc, char **argv)
{
int cmd = 0;
- if (!strcasecmp(argv[0], "show"))
+ if (!strcasecmp(argv[0], "batch") && !(flags & CLI_FLAG_BATCH))
+ return uci_batch();
+ else if (!strcasecmp(argv[0], "show"))
cmd = CMD_SHOW;
+ else if (!strcasecmp(argv[0], "changes"))
+ cmd = CMD_CHANGES;
else if (!strcasecmp(argv[0], "export"))
cmd = CMD_EXPORT;
else if (!strcasecmp(argv[0], "commit"))
else if (!strcasecmp(argv[0], "ren") ||
!strcasecmp(argv[0], "rename"))
cmd = CMD_RENAME;
- else if (!strcasecmp(argv[0], "del"))
+ else if (!strcasecmp(argv[0], "revert"))
+ cmd = CMD_REVERT;
+ else if (!strcasecmp(argv[0], "reorder"))
+ cmd = CMD_REORDER;
+ else if (!strcasecmp(argv[0], "del") ||
+ !strcasecmp(argv[0], "delete"))
cmd = CMD_DEL;
else if (!strcasecmp(argv[0], "import"))
cmd = CMD_IMPORT;
+ else if (!strcasecmp(argv[0], "help"))
+ cmd = CMD_HELP;
+ else if (!strcasecmp(argv[0], "add"))
+ cmd = CMD_ADD;
+ else if (!strcasecmp(argv[0], "add_list"))
+ cmd = CMD_ADD_LIST;
else
cmd = -1;
switch(cmd) {
+ case CMD_ADD_LIST:
case CMD_GET:
case CMD_SET:
case CMD_DEL:
case CMD_RENAME:
+ case CMD_REVERT:
+ case CMD_REORDER:
return uci_do_section_cmd(cmd, argc, argv);
case CMD_SHOW:
case CMD_EXPORT:
case CMD_COMMIT:
+ case CMD_CHANGES:
return uci_do_package_cmd(cmd, argc, argv);
case CMD_IMPORT:
return uci_do_import(argc, argv);
+ case CMD_ADD:
+ return uci_do_add(argc, argv);
+ case CMD_HELP:
+ uci_usage();
+ return 0;
default:
return 255;
}
int ret;
int c;
+ flags = CLI_FLAG_SHOW_EXT;
+ appname = argv[0];
input = stdin;
ctx = uci_alloc_context();
if (!ctx) {
return 1;
}
- while((c = getopt(argc, argv, "mf:sSnNq")) != -1) {
+ while((c = getopt(argc, argv, "c:d:f:LmnNp:P:sSqX")) != -1) {
switch(c) {
+ case 'c':
+ uci_set_confdir(ctx, optarg);
+ break;
+ case 'd':
+ delimiter = optarg;
+ break;
case 'f':
input = fopen(optarg, "r");
if (!input) {
return 1;
}
break;
+ case 'L':
+ flags |= CLI_FLAG_NOPLUGINS;
+ break;
case 'm':
flags |= CLI_FLAG_MERGE;
break;
case 'N':
ctx->flags &= ~UCI_FLAG_EXPORT_NAME;
break;
+ case 'p':
+ uci_add_delta_path(ctx, optarg);
+ break;
+ case 'P':
+ uci_add_delta_path(ctx, ctx->savedir);
+ uci_set_savedir(ctx, optarg);
+ flags |= CLI_FLAG_NOCOMMIT;
+ break;
case 'q':
flags |= CLI_FLAG_QUIET;
break;
- default:
- uci_usage(argc, argv);
+ case 'X':
+ flags &= ~CLI_FLAG_SHOW_EXT;
break;
+ default:
+ uci_usage();
+ return 0;
}
}
if (optind > 1)
argv += optind - 1;
argc -= optind - 1;
- if (argc < 2)
- uci_usage(argc, argv);
+ if (argc < 2) {
+ uci_usage();
+ return 0;
+ }
+
+ if (!(flags & CLI_FLAG_NOPLUGINS))
+ uci_load_plugins(ctx, NULL);
+
ret = uci_cmd(argc - 1, argv + 1);
if (input != stdin)
fclose(input);
- if (ret == 255)
- uci_usage(argc, argv);
+ if (ret == 255) {
+ uci_usage();
+ return 0;
+ }
uci_free_context(ctx);
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