mirror of
https://github.com/AuxXxilium/eudev.git
synced 2024-11-23 23:10:57 +07:00
locale: add client tool localectl similar to hostnamectl/timedatectl
This commit is contained in:
Lennart Poettering
parent
31e767f73a
commit
2087a7aff2
1
.gitignore
vendored
1
.gitignore
vendored
@ -1,3 +1,4 @@
|
||||
/localectl
|
||||
/hostnamectl
|
||||
/timedatectl
|
||||
/test-date
|
||||
|
||||
18
Makefile.am
18
Makefile.am
@ -3159,6 +3159,24 @@ dist_noinst_SCRIPT = \
|
||||
update-kbd-model-map:
|
||||
src/locale/generate-kbd-model-map > src/locale/kbd-model-map
|
||||
|
||||
localectl_SOURCES = \
|
||||
src/locale/localectl.c
|
||||
|
||||
localectl_CFLAGS = \
|
||||
$(AM_CFLAGS) \
|
||||
$(DBUS_CFLAGS)
|
||||
|
||||
localectl_LDADD = \
|
||||
libsystemd-shared.la \
|
||||
libsystemd-dbus.la \
|
||||
libsystemd-id128-internal.la
|
||||
|
||||
bin_PROGRAMS += \
|
||||
localectl
|
||||
|
||||
#MANPAGES += \
|
||||
# man/localectl.1
|
||||
|
||||
endif
|
||||
|
||||
polkitpolicy_in_files += \
|
||||
|
||||
778
src/locale/localectl.c
Normal file
778
src/locale/localectl.c
Normal file
@ -0,0 +1,778 @@
|
||||
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
|
||||
|
||||
/***
|
||||
This file is part of systemd.
|
||||
|
||||
Copyright 2012 Lennart Poettering
|
||||
|
||||
systemd is free software; you can redistribute it and/or modify it
|
||||
under the terms of the GNU Lesser General Public License as published by
|
||||
the Free Software Foundation; either version 2.1 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
systemd is distributed in the hope that it will be useful, but
|
||||
WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public License
|
||||
along with systemd; If not, see <http://www.gnu.org/licenses/>.
|
||||
***/
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <stdbool.h>
|
||||
#include <unistd.h>
|
||||
#include <getopt.h>
|
||||
#include <string.h>
|
||||
#include <ftw.h>
|
||||
#include <sys/mman.h>
|
||||
#include <fcntl.h>
|
||||
|
||||
#include "dbus-common.h"
|
||||
#include "util.h"
|
||||
#include "spawn-polkit-agent.h"
|
||||
#include "build.h"
|
||||
#include "strv.h"
|
||||
#include "pager.h"
|
||||
#include "set.h"
|
||||
#include "path-util.h"
|
||||
|
||||
static bool arg_no_pager = false;
|
||||
static enum transport {
|
||||
TRANSPORT_NORMAL,
|
||||
TRANSPORT_SSH,
|
||||
TRANSPORT_POLKIT
|
||||
} arg_transport = TRANSPORT_NORMAL;
|
||||
static bool arg_ask_password = true;
|
||||
static const char *arg_host = NULL;
|
||||
static bool arg_convert = true;
|
||||
|
||||
static void pager_open_if_enabled(void) {
|
||||
|
||||
if (arg_no_pager)
|
||||
return;
|
||||
|
||||
pager_open();
|
||||
}
|
||||
|
||||
static void polkit_agent_open_if_enabled(void) {
|
||||
|
||||
/* Open the polkit agent as a child process if necessary */
|
||||
|
||||
if (!arg_ask_password)
|
||||
return;
|
||||
|
||||
polkit_agent_open();
|
||||
}
|
||||
|
||||
typedef struct StatusInfo {
|
||||
char **locale;
|
||||
const char *vconsole_keymap;
|
||||
const char *vconsole_keymap_toggle;
|
||||
const char *x11_layout;
|
||||
const char *x11_model;
|
||||
const char *x11_variant;
|
||||
const char *x11_options;
|
||||
} StatusInfo;
|
||||
|
||||
static void print_status_info(StatusInfo *i) {
|
||||
assert(i);
|
||||
|
||||
if (strv_isempty(i->locale))
|
||||
puts(" System Locale: n/a\n");
|
||||
else {
|
||||
char **j;
|
||||
|
||||
printf(" System Locale: %s\n", i->locale[0]);
|
||||
STRV_FOREACH(j, i->locale + 1)
|
||||
printf(" %s\n", *j);
|
||||
}
|
||||
|
||||
printf(" VC Keymap: %s\n", strna(i->vconsole_keymap));
|
||||
if (!isempty(i->vconsole_keymap_toggle))
|
||||
printf("VC Toggle Keymap: %s\n", i->vconsole_keymap_toggle);
|
||||
|
||||
printf(" X11 Layout: %s\n", strna(i->x11_layout));
|
||||
if (!isempty(i->x11_model))
|
||||
printf(" X11 Model: %s\n", i->x11_model);
|
||||
if (!isempty(i->x11_variant))
|
||||
printf(" X11 Variant: %s\n", i->x11_variant);
|
||||
if (!isempty(i->x11_options))
|
||||
printf(" X11 Options: %s\n", i->x11_options);
|
||||
}
|
||||
|
||||
static int status_property(const char *name, DBusMessageIter *iter, StatusInfo *i) {
|
||||
int r;
|
||||
|
||||
assert(name);
|
||||
assert(iter);
|
||||
|
||||
switch (dbus_message_iter_get_arg_type(iter)) {
|
||||
|
||||
case DBUS_TYPE_STRING: {
|
||||
const char *s;
|
||||
|
||||
dbus_message_iter_get_basic(iter, &s);
|
||||
if (!isempty(s)) {
|
||||
if (streq(name, "VConsoleKeymap"))
|
||||
i->vconsole_keymap = s;
|
||||
else if (streq(name, "VConsoleKeymapToggle"))
|
||||
i->vconsole_keymap_toggle = s;
|
||||
else if (streq(name, "X11Layout"))
|
||||
i->x11_layout = s;
|
||||
else if (streq(name, "X11Model"))
|
||||
i->x11_model = s;
|
||||
else if (streq(name, "X11Variant"))
|
||||
i->x11_variant = s;
|
||||
else if (streq(name, "X11Options"))
|
||||
i->x11_options = s;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
case DBUS_TYPE_ARRAY:
|
||||
|
||||
if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRING) {
|
||||
char **l;
|
||||
|
||||
r = bus_parse_strv_iter(iter, &l);
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
if (streq(name, "Locale")) {
|
||||
strv_free(i->locale);
|
||||
i->locale = l;
|
||||
l = NULL;
|
||||
}
|
||||
|
||||
strv_free(l);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int show_status(DBusConnection *bus, char **args, unsigned n) {
|
||||
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
|
||||
const char *interface = "";
|
||||
int r;
|
||||
DBusMessageIter iter, sub, sub2, sub3;
|
||||
StatusInfo info;
|
||||
|
||||
assert(args);
|
||||
|
||||
r = bus_method_call_with_reply(
|
||||
bus,
|
||||
"org.freedesktop.locale1",
|
||||
"/org/freedesktop/locale1",
|
||||
"org.freedesktop.DBus.Properties",
|
||||
"GetAll",
|
||||
&reply,
|
||||
NULL,
|
||||
DBUS_TYPE_STRING, &interface,
|
||||
DBUS_TYPE_INVALID);
|
||||
if (r < 0)
|
||||
return r;
|
||||
|
||||
if (!dbus_message_iter_init(reply, &iter) ||
|
||||
dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
|
||||
dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) {
|
||||
log_error("Failed to parse reply.");
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
zero(info);
|
||||
dbus_message_iter_recurse(&iter, &sub);
|
||||
|
||||
while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
|
||||
const char *name;
|
||||
|
||||
if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_DICT_ENTRY) {
|
||||
log_error("Failed to parse reply.");
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
dbus_message_iter_recurse(&sub, &sub2);
|
||||
|
||||
if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &name, true) < 0) {
|
||||
log_error("Failed to parse reply.");
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) {
|
||||
log_error("Failed to parse reply.");
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
dbus_message_iter_recurse(&sub2, &sub3);
|
||||
|
||||
r = status_property(name, &sub3, &info);
|
||||
if (r < 0) {
|
||||
log_error("Failed to parse reply.");
|
||||
return r;
|
||||
}
|
||||
|
||||
dbus_message_iter_next(&sub);
|
||||
}
|
||||
|
||||
print_status_info(&info);
|
||||
strv_free(info.locale);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int set_locale(DBusConnection *bus, char **args, unsigned n) {
|
||||
_cleanup_dbus_message_unref_ DBusMessage *m = NULL, *reply = NULL;
|
||||
dbus_bool_t interactive = true;
|
||||
DBusError error;
|
||||
DBusMessageIter iter;
|
||||
int r;
|
||||
|
||||
assert(bus);
|
||||
assert(args);
|
||||
|
||||
dbus_error_init(&error);
|
||||
|
||||
polkit_agent_open_if_enabled();
|
||||
|
||||
m = dbus_message_new_method_call(
|
||||
"org.freedesktop.locale1",
|
||||
"/org/freedesktop/locale1",
|
||||
"org.freedesktop.locale1",
|
||||
"SetLocale");
|
||||
if (!m)
|
||||
return log_oom();
|
||||
|
||||
dbus_message_iter_init_append(m, &iter);
|
||||
|
||||
r = bus_append_strv_iter(&iter, args + 1);
|
||||
if (r < 0)
|
||||
return log_oom();
|
||||
|
||||
if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &interactive))
|
||||
return log_oom();
|
||||
|
||||
reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
|
||||
if (!reply) {
|
||||
log_error("Failed to issue method call: %s", bus_error_message(&error));
|
||||
r = -EIO;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
r = 0;
|
||||
|
||||
finish:
|
||||
dbus_error_free(&error);
|
||||
return r;
|
||||
}
|
||||
|
||||
static int list_locales(DBusConnection *bus, char **args, unsigned n) {
|
||||
/* Stolen from glibc... */
|
||||
|
||||
struct locarhead {
|
||||
uint32_t magic;
|
||||
/* Serial number. */
|
||||
uint32_t serial;
|
||||
/* Name hash table. */
|
||||
uint32_t namehash_offset;
|
||||
uint32_t namehash_used;
|
||||
uint32_t namehash_size;
|
||||
/* String table. */
|
||||
uint32_t string_offset;
|
||||
uint32_t string_used;
|
||||
uint32_t string_size;
|
||||
/* Table with locale records. */
|
||||
uint32_t locrectab_offset;
|
||||
uint32_t locrectab_used;
|
||||
uint32_t locrectab_size;
|
||||
/* MD5 sum hash table. */
|
||||
uint32_t sumhash_offset;
|
||||
uint32_t sumhash_used;
|
||||
uint32_t sumhash_size;
|
||||
};
|
||||
|
||||
struct namehashent {
|
||||
/* Hash value of the name. */
|
||||
uint32_t hashval;
|
||||
/* Offset of the name in the string table. */
|
||||
uint32_t name_offset;
|
||||
/* Offset of the locale record. */
|
||||
uint32_t locrec_offset;
|
||||
};
|
||||
|
||||
const struct locarhead *h;
|
||||
const struct namehashent *e;
|
||||
const void *p = MAP_FAILED;
|
||||
_cleanup_close_ int fd = -1;
|
||||
_cleanup_strv_free_ char **l = NULL;
|
||||
char **j;
|
||||
Set *locales;
|
||||
size_t sz = 0;
|
||||
struct stat st;
|
||||
unsigned i;
|
||||
int r;
|
||||
|
||||
locales = set_new(string_hash_func, string_compare_func);
|
||||
if (!locales)
|
||||
return log_oom();
|
||||
|
||||
fd = open("/usr/lib/locale/locale-archive", O_RDONLY|O_NOCTTY|O_CLOEXEC);
|
||||
if (fd < 0) {
|
||||
log_error("Failed to open locale archive: %m");
|
||||
r = -errno;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (fstat(fd, &st) < 0) {
|
||||
log_error("fstat() failed: %m");
|
||||
r = -errno;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (!S_ISREG(st.st_mode)) {
|
||||
log_error("Archive file is not regular");
|
||||
r = -EBADMSG;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (st.st_size < (off_t) sizeof(struct locarhead)) {
|
||||
log_error("Archive has invalid size");
|
||||
r = -EBADMSG;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
p = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
|
||||
if (p == MAP_FAILED) {
|
||||
log_error("Failed to map archive: %m");
|
||||
r = -errno;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
h = (const struct locarhead *) p;
|
||||
if (h->magic != 0xde020109 ||
|
||||
h->namehash_offset + h->namehash_size > st.st_size ||
|
||||
h->string_offset + h->string_size > st.st_size ||
|
||||
h->locrectab_offset + h->locrectab_size > st.st_size ||
|
||||
h->sumhash_offset + h->sumhash_size > st.st_size) {
|
||||
log_error("Invalid archive file.");
|
||||
return -EBADMSG;
|
||||
}
|
||||
|
||||
e = (const struct namehashent*) ((const uint8_t*) p + h->namehash_offset);
|
||||
for (i = 0; i < h->namehash_size; i++) {
|
||||
char *z;
|
||||
|
||||
if (e[i].locrec_offset == 0)
|
||||
continue;
|
||||
|
||||
z = strdup((char*) p + e[i].name_offset);
|
||||
if (!z) {
|
||||
r = log_oom();
|
||||
goto finish;
|
||||
}
|
||||
|
||||
r = set_put(locales, z);
|
||||
if (r < 0) {
|
||||
free(z);
|
||||
log_error("Failed to add locale: %s", strerror(-r));
|
||||
goto finish;
|
||||
}
|
||||
}
|
||||
|
||||
l = set_get_strv(locales);
|
||||
if (!l) {
|
||||
r = log_oom();
|
||||
goto finish;
|
||||
}
|
||||
|
||||
set_free(locales);
|
||||
locales = NULL;
|
||||
|
||||
strv_sort(l);
|
||||
|
||||
pager_open_if_enabled();
|
||||
|
||||
STRV_FOREACH(j, l)
|
||||
puts(*j);
|
||||
|
||||
r = 0;
|
||||
|
||||
finish:
|
||||
if (p != MAP_FAILED)
|
||||
munmap((void*) p, sz);
|
||||
|
||||
set_free_free(locales);
|
||||
|
||||
return r;
|
||||
}
|
||||
|
||||
static int set_vconsole_keymap(DBusConnection *bus, char **args, unsigned n) {
|
||||
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
|
||||
dbus_bool_t interactive = true, b;
|
||||
const char *map, *toggle_map;
|
||||
|
||||
assert(bus);
|
||||
assert(args);
|
||||
|
||||
if (n > 3) {
|
||||
log_error("Too many arguments.");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
polkit_agent_open_if_enabled();
|
||||
|
||||
map = args[1];
|
||||
toggle_map = n > 2 ? args[2] : "";
|
||||
b = arg_convert;
|
||||
|
||||
return bus_method_call_with_reply(
|
||||
bus,
|
||||
"org.freedesktop.locale1",
|
||||
"/org/freedesktop/locale1",
|
||||
"org.freedesktop.locale1",
|
||||
"SetVConsoleKeyboard",
|
||||
&reply,
|
||||
NULL,
|
||||
DBUS_TYPE_STRING, &map,
|
||||
DBUS_TYPE_STRING, &toggle_map,
|
||||
DBUS_TYPE_BOOLEAN, &b,
|
||||
DBUS_TYPE_BOOLEAN, &interactive,
|
||||
DBUS_TYPE_INVALID);
|
||||
}
|
||||
|
||||
static Set *keymaps = NULL;
|
||||
|
||||
static int nftw_cb(
|
||||
const char *fpath,
|
||||
const struct stat *sb,
|
||||
int tflag,
|
||||
struct FTW *ftwbuf) {
|
||||
|
||||
char *p, *e;
|
||||
int r;
|
||||
|
||||
if (tflag != FTW_F)
|
||||
return 0;
|
||||
|
||||
if (!endswith(fpath, ".map") &&
|
||||
!endswith(fpath, ".map.gz"))
|
||||
return 0;
|
||||
|
||||
p = strdup(path_get_file_name(fpath));
|
||||
if (!p)
|
||||
return log_oom();
|
||||
|
||||
e = endswith(p, ".map");
|
||||
if (e)
|
||||
*e = 0;
|
||||
|
||||
e = endswith(p, ".map.gz");
|
||||
if (e)
|
||||
*e = 0;
|
||||
|
||||
r = set_put(keymaps, p);
|
||||
if (r == -EEXIST)
|
||||
free(p);
|
||||
else if (r < 0) {
|
||||
log_error("Can't add keymap: %s", strerror(-r));
|
||||
free(p);
|
||||
return r;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int list_vconsole_keymaps(DBusConnection *bus, char **args, unsigned n) {
|
||||
char **l, **i;
|
||||
|
||||
keymaps = set_new(string_hash_func, string_compare_func);
|
||||
if (!keymaps)
|
||||
return log_oom();
|
||||
|
||||
nftw("/usr/share/kbd/keymaps/", nftw_cb, 20, FTW_MOUNT|FTW_PHYS);
|
||||
nftw("/usr/lib/kbd/keymaps/", nftw_cb, 20, FTW_MOUNT|FTW_PHYS);
|
||||
nftw("/lib/kbd/keymaps/", nftw_cb, 20, FTW_MOUNT|FTW_PHYS);
|
||||
|
||||
l = set_get_strv(keymaps);
|
||||
if (!l) {
|
||||
set_free_free(keymaps);
|
||||
return log_oom();
|
||||
}
|
||||
|
||||
set_free(keymaps);
|
||||
|
||||
if (strv_isempty(l)) {
|
||||
log_error("Couldn't find any console keymaps.");
|
||||
return -ENOENT;
|
||||
}
|
||||
|
||||
strv_sort(l);
|
||||
|
||||
pager_open_if_enabled();
|
||||
|
||||
STRV_FOREACH(i, l)
|
||||
puts(*i);
|
||||
|
||||
strv_free(l);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int set_x11_keymap(DBusConnection *bus, char **args, unsigned n) {
|
||||
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
|
||||
dbus_bool_t interactive = true, b;
|
||||
const char *layout, *model, *variant, *options;
|
||||
|
||||
assert(bus);
|
||||
assert(args);
|
||||
|
||||
if (n > 5) {
|
||||
log_error("Too many arguments.");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
polkit_agent_open_if_enabled();
|
||||
|
||||
layout = args[1];
|
||||
model = n > 2 ? args[2] : "";
|
||||
variant = n > 3 ? args[3] : "";
|
||||
options = n > 3 ? args[4] : "";
|
||||
b = arg_convert;
|
||||
|
||||
return bus_method_call_with_reply(
|
||||
bus,
|
||||
"org.freedesktop.locale1",
|
||||
"/org/freedesktop/locale1",
|
||||
"org.freedesktop.locale1",
|
||||
"SetX11Keyboard",
|
||||
&reply,
|
||||
NULL,
|
||||
DBUS_TYPE_STRING, &layout,
|
||||
DBUS_TYPE_STRING, &model,
|
||||
DBUS_TYPE_STRING, &variant,
|
||||
DBUS_TYPE_STRING, &options,
|
||||
DBUS_TYPE_BOOLEAN, &b,
|
||||
DBUS_TYPE_BOOLEAN, &interactive,
|
||||
DBUS_TYPE_INVALID);
|
||||
}
|
||||
|
||||
static int help(void) {
|
||||
|
||||
printf("%s [OPTIONS...] COMMAND ...\n\n"
|
||||
"Query or change system time and date settings.\n\n"
|
||||
" -h --help Show this help\n"
|
||||
" --version Show package version\n"
|
||||
" --no-convert Don't convert keyboard mappings\n"
|
||||
" --no-pager Do not pipe output into a pager\n"
|
||||
" --no-ask-password Do not prompt for password\n"
|
||||
" -H --host=[USER@]HOST Operate on remote host\n\n"
|
||||
"Commands:\n"
|
||||
" status Show current locale settings\n"
|
||||
" set-locale LOCALE... Set system locale\n"
|
||||
" list-locales Show known locales\n"
|
||||
" set-keymap MAP [MAP] Set virtual console keyboard mapping\n"
|
||||
" list-keymaps Show known virtual console keyboard mappings\n"
|
||||
" set-x11-keymap LAYOUT [MODEL] [VARIANT] [OPTIONS]\n"
|
||||
" Set X11 keyboard mapping\n",
|
||||
program_invocation_short_name);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int parse_argv(int argc, char *argv[]) {
|
||||
|
||||
enum {
|
||||
ARG_VERSION = 0x100,
|
||||
ARG_NO_PAGER,
|
||||
ARG_NO_CONVERT,
|
||||
ARG_NO_ASK_PASSWORD
|
||||
};
|
||||
|
||||
static const struct option options[] = {
|
||||
{ "help", no_argument, NULL, 'h' },
|
||||
{ "version", no_argument, NULL, ARG_VERSION },
|
||||
{ "no-pager", no_argument, NULL, ARG_NO_PAGER },
|
||||
{ "host", required_argument, NULL, 'H' },
|
||||
{ "privileged", no_argument, NULL, 'P' },
|
||||
{ "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
|
||||
{ "no-convert", no_argument, NULL, ARG_NO_CONVERT },
|
||||
{ NULL, 0, NULL, 0 }
|
||||
};
|
||||
|
||||
int c;
|
||||
|
||||
assert(argc >= 0);
|
||||
assert(argv);
|
||||
|
||||
while ((c = getopt_long(argc, argv, "has:H:P", options, NULL)) >= 0) {
|
||||
|
||||
switch (c) {
|
||||
|
||||
case 'h':
|
||||
help();
|
||||
return 0;
|
||||
|
||||
case ARG_VERSION:
|
||||
puts(PACKAGE_STRING);
|
||||
puts(DISTRIBUTION);
|
||||
puts(SYSTEMD_FEATURES);
|
||||
return 0;
|
||||
|
||||
case 'P':
|
||||
arg_transport = TRANSPORT_POLKIT;
|
||||
break;
|
||||
|
||||
case 'H':
|
||||
arg_transport = TRANSPORT_SSH;
|
||||
arg_host = optarg;
|
||||
break;
|
||||
|
||||
case ARG_NO_CONVERT:
|
||||
arg_convert = false;
|
||||
break;
|
||||
|
||||
case ARG_NO_PAGER:
|
||||
arg_no_pager = true;
|
||||
break;
|
||||
|
||||
case '?':
|
||||
return -EINVAL;
|
||||
|
||||
default:
|
||||
log_error("Unknown option code %c", c);
|
||||
return -EINVAL;
|
||||
}
|
||||
}
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int localectl_main(DBusConnection *bus, int argc, char *argv[], DBusError *error) {
|
||||
|
||||
static const struct {
|
||||
const char* verb;
|
||||
const enum {
|
||||
MORE,
|
||||
LESS,
|
||||
EQUAL
|
||||
} argc_cmp;
|
||||
const int argc;
|
||||
int (* const dispatch)(DBusConnection *bus, char **args, unsigned n);
|
||||
} verbs[] = {
|
||||
{ "status", LESS, 1, show_status },
|
||||
{ "set-locale", MORE, 2, set_locale },
|
||||
{ "list-locales", EQUAL, 1, list_locales },
|
||||
{ "set-keymap", MORE, 2, set_vconsole_keymap },
|
||||
{ "list-keymaps", EQUAL, 1, list_vconsole_keymaps },
|
||||
{ "set-x11-keymap", MORE, 2, set_x11_keymap },
|
||||
};
|
||||
|
||||
int left;
|
||||
unsigned i;
|
||||
|
||||
assert(argc >= 0);
|
||||
assert(argv);
|
||||
assert(error);
|
||||
|
||||
left = argc - optind;
|
||||
|
||||
if (left <= 0)
|
||||
/* Special rule: no arguments means "status" */
|
||||
i = 0;
|
||||
else {
|
||||
if (streq(argv[optind], "help")) {
|
||||
help();
|
||||
return 0;
|
||||
}
|
||||
|
||||
for (i = 0; i < ELEMENTSOF(verbs); i++)
|
||||
if (streq(argv[optind], verbs[i].verb))
|
||||
break;
|
||||
|
||||
if (i >= ELEMENTSOF(verbs)) {
|
||||
log_error("Unknown operation %s", argv[optind]);
|
||||
return -EINVAL;
|
||||
}
|
||||
}
|
||||
|
||||
switch (verbs[i].argc_cmp) {
|
||||
|
||||
case EQUAL:
|
||||
if (left != verbs[i].argc) {
|
||||
log_error("Invalid number of arguments.");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
case MORE:
|
||||
if (left < verbs[i].argc) {
|
||||
log_error("Too few arguments.");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
case LESS:
|
||||
if (left > verbs[i].argc) {
|
||||
log_error("Too many arguments.");
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
break;
|
||||
|
||||
default:
|
||||
assert_not_reached("Unknown comparison operator.");
|
||||
}
|
||||
|
||||
if (!bus) {
|
||||
log_error("Failed to get D-Bus connection: %s", error->message);
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
return verbs[i].dispatch(bus, argv + optind, left);
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[]) {
|
||||
int r, retval = EXIT_FAILURE;
|
||||
DBusConnection *bus = NULL;
|
||||
DBusError error;
|
||||
|
||||
dbus_error_init(&error);
|
||||
|
||||
log_parse_environment();
|
||||
log_open();
|
||||
|
||||
r = parse_argv(argc, argv);
|
||||
if (r < 0)
|
||||
goto finish;
|
||||
else if (r == 0) {
|
||||
retval = EXIT_SUCCESS;
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (arg_transport == TRANSPORT_NORMAL)
|
||||
bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, &error);
|
||||
else if (arg_transport == TRANSPORT_POLKIT)
|
||||
bus_connect_system_polkit(&bus, &error);
|
||||
else if (arg_transport == TRANSPORT_SSH)
|
||||
bus_connect_system_ssh(NULL, arg_host, &bus, &error);
|
||||
else
|
||||
assert_not_reached("Uh, invalid transport...");
|
||||
|
||||
r = localectl_main(bus, argc, argv, &error);
|
||||
retval = r < 0 ? EXIT_FAILURE : r;
|
||||
|
||||
finish:
|
||||
if (bus) {
|
||||
dbus_connection_flush(bus);
|
||||
dbus_connection_close(bus);
|
||||
dbus_connection_unref(bus);
|
||||
}
|
||||
|
||||
dbus_error_free(&error);
|
||||
dbus_shutdown();
|
||||
|
||||
pager_close();
|
||||
|
||||
return retval;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user