| /* SPDX-License-Identifier: LGPL-2.1+ */ |
| /*** |
| This file is part of systemd. |
| |
| Copyright 2011 Lennart Poettering |
| Copyright 2013 Kay Sievers |
| |
| 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 <errno.h> |
| #include <string.h> |
| #include <unistd.h> |
| |
| #if HAVE_XKBCOMMON |
| #include <xkbcommon/xkbcommon.h> |
| #include <dlfcn.h> |
| #endif |
| |
| #include "sd-bus.h" |
| |
| #include "alloc-util.h" |
| #include "bus-error.h" |
| #include "bus-message.h" |
| #include "bus-util.h" |
| #include "def.h" |
| #include "keymap-util.h" |
| #include "locale-util.h" |
| #include "macro.h" |
| #include "path-util.h" |
| #include "selinux-util.h" |
| #include "string-util.h" |
| #include "strv.h" |
| #include "user-util.h" |
| |
| static Hashmap *polkit_registry = NULL; |
| |
| static int locale_update_system_manager(Context *c, sd_bus *bus) { |
| _cleanup_free_ char **l_unset = NULL; |
| _cleanup_strv_free_ char **l_set = NULL; |
| _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
| sd_bus_error error = SD_BUS_ERROR_NULL; |
| unsigned c_set, c_unset, p; |
| int r; |
| |
| assert(bus); |
| |
| l_unset = new0(char*, _VARIABLE_LC_MAX); |
| if (!l_unset) |
| return -ENOMEM; |
| |
| l_set = new0(char*, _VARIABLE_LC_MAX); |
| if (!l_set) |
| return -ENOMEM; |
| |
| for (p = 0, c_set = 0, c_unset = 0; p < _VARIABLE_LC_MAX; p++) { |
| const char *name; |
| |
| name = locale_variable_to_string(p); |
| assert(name); |
| |
| if (isempty(c->locale[p])) |
| l_unset[c_set++] = (char*) name; |
| else { |
| char *s; |
| |
| if (asprintf(&s, "%s=%s", name, c->locale[p]) < 0) |
| return -ENOMEM; |
| |
| l_set[c_unset++] = s; |
| } |
| } |
| |
| assert(c_set + c_unset == _VARIABLE_LC_MAX); |
| r = sd_bus_message_new_method_call(bus, &m, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "UnsetAndSetEnvironment"); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append_strv(m, l_unset); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_append_strv(m, l_set); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_call(bus, m, 0, &error, NULL); |
| if (r < 0) |
| log_error_errno(r, "Failed to update the manager environment: %m"); |
| |
| return 0; |
| } |
| |
| static int vconsole_reload(sd_bus *bus) { |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| int r; |
| |
| assert(bus); |
| |
| r = sd_bus_call_method(bus, |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "RestartUnit", |
| &error, |
| NULL, |
| "ss", "systemd-vconsole-setup.service", "replace"); |
| |
| if (r < 0) |
| log_error("Failed to issue method call: %s", bus_error_message(&error, -r)); |
| return r; |
| } |
| |
| static int vconsole_convert_to_x11_and_emit(Context *c, sd_bus *bus) { |
| int r; |
| |
| assert(bus); |
| |
| r = vconsole_convert_to_x11(c); |
| if (r <= 0) |
| return r; |
| |
| /* modified */ |
| r = x11_write_data(c); |
| if (r < 0) |
| return log_error_errno(r, "Failed to write X11 keyboard layout: %m"); |
| |
| sd_bus_emit_properties_changed(bus, |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "X11Layout", "X11Model", "X11Variant", "X11Options", NULL); |
| |
| return 1; |
| } |
| |
| static int x11_convert_to_vconsole_and_emit(Context *c, sd_bus *bus) { |
| int r; |
| |
| assert(bus); |
| |
| r = x11_convert_to_vconsole(c); |
| if (r <= 0) |
| return r; |
| |
| /* modified */ |
| r = vconsole_write_data(c); |
| if (r < 0) |
| log_error_errno(r, "Failed to save virtual console keymap: %m"); |
| |
| sd_bus_emit_properties_changed(bus, |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "VConsoleKeymap", "VConsoleKeymapToggle", NULL); |
| |
| return vconsole_reload(bus); |
| } |
| |
| static int property_get_locale( |
| sd_bus *bus, |
| const char *path, |
| const char *interface, |
| const char *property, |
| sd_bus_message *reply, |
| void *userdata, |
| sd_bus_error *error) { |
| |
| Context *c = userdata; |
| _cleanup_strv_free_ char **l = NULL; |
| int p, q; |
| |
| l = new0(char*, _VARIABLE_LC_MAX+1); |
| if (!l) |
| return -ENOMEM; |
| |
| for (p = 0, q = 0; p < _VARIABLE_LC_MAX; p++) { |
| char *t; |
| const char *name; |
| |
| name = locale_variable_to_string(p); |
| assert(name); |
| |
| if (isempty(c->locale[p])) |
| continue; |
| |
| if (asprintf(&t, "%s=%s", name, c->locale[p]) < 0) |
| return -ENOMEM; |
| |
| l[q++] = t; |
| } |
| |
| return sd_bus_message_append_strv(reply, l); |
| } |
| |
| static int method_set_locale(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
| Context *c = userdata; |
| _cleanup_strv_free_ char **l = NULL; |
| char **i; |
| const char *lang = NULL; |
| int interactive; |
| bool modified = false; |
| bool have[_VARIABLE_LC_MAX] = {}; |
| int p; |
| int r; |
| |
| assert(m); |
| assert(c); |
| |
| r = bus_message_read_strv_extend(m, &l); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_basic(m, 'b', &interactive); |
| if (r < 0) |
| return r; |
| |
| /* Check whether a variable changed and if it is valid */ |
| STRV_FOREACH(i, l) { |
| bool valid = false; |
| |
| for (p = 0; p < _VARIABLE_LC_MAX; p++) { |
| size_t k; |
| const char *name; |
| |
| name = locale_variable_to_string(p); |
| assert(name); |
| |
| k = strlen(name); |
| if (startswith(*i, name) && |
| (*i)[k] == '=' && |
| locale_is_valid((*i) + k + 1)) { |
| valid = true; |
| have[p] = true; |
| |
| if (p == VARIABLE_LANG) |
| lang = (*i) + k + 1; |
| |
| if (!streq_ptr(*i + k + 1, c->locale[p])) |
| modified = true; |
| |
| break; |
| } |
| } |
| |
| if (!valid) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data."); |
| } |
| |
| /* If LANG was specified, but not LANGUAGE, check if we should |
| * set it based on the language fallback table. */ |
| if (have[VARIABLE_LANG] && !have[VARIABLE_LANGUAGE]) { |
| _cleanup_free_ char *language = NULL; |
| |
| assert(lang); |
| |
| (void) find_language_fallback(lang, &language); |
| if (language) { |
| log_debug("Converted LANG=%s to LANGUAGE=%s", lang, language); |
| if (!streq_ptr(language, c->locale[VARIABLE_LANGUAGE])) { |
| r = strv_extendf(&l, "LANGUAGE=%s", language); |
| if (r < 0) |
| return r; |
| |
| have[VARIABLE_LANGUAGE] = true; |
| modified = true; |
| } |
| } |
| } |
| |
| /* Check whether a variable is unset */ |
| if (!modified) |
| for (p = 0; p < _VARIABLE_LC_MAX; p++) |
| if (!isempty(c->locale[p]) && !have[p]) { |
| modified = true; |
| break; |
| } |
| |
| if (modified) { |
| _cleanup_strv_free_ char **settings = NULL; |
| |
| r = bus_verify_polkit_async( |
| m, |
| CAP_SYS_ADMIN, |
| "org.freedesktop.locale1.set-locale", |
| NULL, |
| interactive, |
| UID_INVALID, |
| &polkit_registry, |
| error); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ |
| |
| STRV_FOREACH(i, l) |
| for (p = 0; p < _VARIABLE_LC_MAX; p++) { |
| size_t k; |
| const char *name; |
| |
| name = locale_variable_to_string(p); |
| assert(name); |
| |
| k = strlen(name); |
| if (startswith(*i, name) && (*i)[k] == '=') { |
| r = free_and_strdup(&c->locale[p], *i + k + 1); |
| if (r < 0) |
| return r; |
| break; |
| } |
| } |
| |
| for (p = 0; p < _VARIABLE_LC_MAX; p++) { |
| if (have[p]) |
| continue; |
| |
| c->locale[p] = mfree(c->locale[p]); |
| } |
| |
| locale_simplify(c); |
| |
| r = locale_write_data(c, &settings); |
| if (r < 0) { |
| log_error_errno(r, "Failed to set locale: %m"); |
| return sd_bus_error_set_errnof(error, r, "Failed to set locale: %m"); |
| } |
| |
| locale_update_system_manager(c, sd_bus_message_get_bus(m)); |
| |
| if (settings) { |
| _cleanup_free_ char *line; |
| |
| line = strv_join(settings, ", "); |
| log_info("Changed locale to %s.", strnull(line)); |
| } else |
| log_info("Changed locale to unset."); |
| |
| (void) sd_bus_emit_properties_changed( |
| sd_bus_message_get_bus(m), |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "Locale", NULL); |
| } else |
| log_debug("Locale settings were not modified."); |
| |
| |
| return sd_bus_reply_method_return(m, NULL); |
| } |
| |
| static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
| Context *c = userdata; |
| const char *keymap, *keymap_toggle; |
| int convert, interactive; |
| int r; |
| |
| assert(m); |
| assert(c); |
| |
| r = sd_bus_message_read(m, "ssbb", &keymap, &keymap_toggle, &convert, &interactive); |
| if (r < 0) |
| return r; |
| |
| keymap = empty_to_null(keymap); |
| keymap_toggle = empty_to_null(keymap_toggle); |
| |
| if (!streq_ptr(keymap, c->vc_keymap) || |
| !streq_ptr(keymap_toggle, c->vc_keymap_toggle)) { |
| |
| if ((keymap && (!filename_is_valid(keymap) || !string_is_safe(keymap))) || |
| (keymap_toggle && (!filename_is_valid(keymap_toggle) || !string_is_safe(keymap_toggle)))) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Received invalid keymap data"); |
| |
| r = bus_verify_polkit_async( |
| m, |
| CAP_SYS_ADMIN, |
| "org.freedesktop.locale1.set-keyboard", |
| NULL, |
| interactive, |
| UID_INVALID, |
| &polkit_registry, |
| error); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ |
| |
| if (free_and_strdup(&c->vc_keymap, keymap) < 0 || |
| free_and_strdup(&c->vc_keymap_toggle, keymap_toggle) < 0) |
| return -ENOMEM; |
| |
| r = vconsole_write_data(c); |
| if (r < 0) { |
| log_error_errno(r, "Failed to set virtual console keymap: %m"); |
| return sd_bus_error_set_errnof(error, r, "Failed to set virtual console keymap: %m"); |
| } |
| |
| log_info("Changed virtual console keymap to '%s' toggle '%s'", |
| strempty(c->vc_keymap), strempty(c->vc_keymap_toggle)); |
| |
| r = vconsole_reload(sd_bus_message_get_bus(m)); |
| if (r < 0) |
| log_error_errno(r, "Failed to request keymap reload: %m"); |
| |
| (void) sd_bus_emit_properties_changed( |
| sd_bus_message_get_bus(m), |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "VConsoleKeymap", "VConsoleKeymapToggle", NULL); |
| |
| if (convert) { |
| r = vconsole_convert_to_x11_and_emit(c, sd_bus_message_get_bus(m)); |
| if (r < 0) |
| log_error_errno(r, "Failed to convert keymap data: %m"); |
| } |
| } |
| |
| return sd_bus_reply_method_return(m, NULL); |
| } |
| |
| #if HAVE_XKBCOMMON |
| |
| _printf_(3, 0) |
| static void log_xkb(struct xkb_context *ctx, enum xkb_log_level lvl, const char *format, va_list args) { |
| const char *fmt; |
| |
| fmt = strjoina("libxkbcommon: ", format); |
| #pragma GCC diagnostic push |
| #pragma GCC diagnostic ignored "-Wformat-nonliteral" |
| log_internalv(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, fmt, args); |
| #pragma GCC diagnostic pop |
| } |
| |
| #define LOAD_SYMBOL(symbol, dl, name) \ |
| ({ \ |
| (symbol) = (typeof(symbol)) dlvsym((dl), (name), "V_0.5.0"); \ |
| (symbol) ? 0 : -EOPNOTSUPP; \ |
| }) |
| |
| static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) { |
| |
| /* We dlopen() the library in order to make the dependency soft. The library (and what it pulls in) is huge |
| * after all, hence let's support XKB maps when the library is around, and refuse otherwise. The function |
| * pointers to the shared library are below: */ |
| |
| struct xkb_context* (*symbol_xkb_context_new)(enum xkb_context_flags flags) = NULL; |
| void (*symbol_xkb_context_unref)(struct xkb_context *context) = NULL; |
| void (*symbol_xkb_context_set_log_fn)(struct xkb_context *context, void (*log_fn)(struct xkb_context *context, enum xkb_log_level level, const char *format, va_list args)) = NULL; |
| struct xkb_keymap* (*symbol_xkb_keymap_new_from_names)(struct xkb_context *context, const struct xkb_rule_names *names, enum xkb_keymap_compile_flags flags) = NULL; |
| void (*symbol_xkb_keymap_unref)(struct xkb_keymap *keymap) = NULL; |
| |
| const struct xkb_rule_names rmlvo = { |
| .model = model, |
| .layout = layout, |
| .variant = variant, |
| .options = options, |
| }; |
| struct xkb_context *ctx = NULL; |
| struct xkb_keymap *km = NULL; |
| void *dl; |
| int r; |
| |
| /* Compile keymap from RMLVO information to check out its validity */ |
| |
| dl = dlopen("libxkbcommon.so.0", RTLD_LAZY); |
| if (!dl) |
| return -EOPNOTSUPP; |
| |
| r = LOAD_SYMBOL(symbol_xkb_context_new, dl, "xkb_context_new"); |
| if (r < 0) |
| goto finish; |
| |
| r = LOAD_SYMBOL(symbol_xkb_context_unref, dl, "xkb_context_unref"); |
| if (r < 0) |
| goto finish; |
| |
| r = LOAD_SYMBOL(symbol_xkb_context_set_log_fn, dl, "xkb_context_set_log_fn"); |
| if (r < 0) |
| goto finish; |
| |
| r = LOAD_SYMBOL(symbol_xkb_keymap_new_from_names, dl, "xkb_keymap_new_from_names"); |
| if (r < 0) |
| goto finish; |
| |
| r = LOAD_SYMBOL(symbol_xkb_keymap_unref, dl, "xkb_keymap_unref"); |
| if (r < 0) |
| goto finish; |
| |
| ctx = symbol_xkb_context_new(XKB_CONTEXT_NO_ENVIRONMENT_NAMES); |
| if (!ctx) { |
| r = -ENOMEM; |
| goto finish; |
| } |
| |
| symbol_xkb_context_set_log_fn(ctx, log_xkb); |
| |
| km = symbol_xkb_keymap_new_from_names(ctx, &rmlvo, XKB_KEYMAP_COMPILE_NO_FLAGS); |
| if (!km) { |
| r = -EINVAL; |
| goto finish; |
| } |
| |
| r = 0; |
| |
| finish: |
| if (symbol_xkb_keymap_unref && km) |
| symbol_xkb_keymap_unref(km); |
| |
| if (symbol_xkb_context_unref && ctx) |
| symbol_xkb_context_unref(ctx); |
| |
| (void) dlclose(dl); |
| return r; |
| } |
| |
| #else |
| |
| static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) { |
| return 0; |
| } |
| |
| #endif |
| |
| static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
| Context *c = userdata; |
| const char *layout, *model, *variant, *options; |
| int convert, interactive; |
| int r; |
| |
| assert(m); |
| assert(c); |
| |
| r = sd_bus_message_read(m, "ssssbb", &layout, &model, &variant, &options, &convert, &interactive); |
| if (r < 0) |
| return r; |
| |
| layout = empty_to_null(layout); |
| model = empty_to_null(model); |
| variant = empty_to_null(variant); |
| options = empty_to_null(options); |
| |
| if (!streq_ptr(layout, c->x11_layout) || |
| !streq_ptr(model, c->x11_model) || |
| !streq_ptr(variant, c->x11_variant) || |
| !streq_ptr(options, c->x11_options)) { |
| |
| if ((layout && !string_is_safe(layout)) || |
| (model && !string_is_safe(model)) || |
| (variant && !string_is_safe(variant)) || |
| (options && !string_is_safe(options))) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Received invalid keyboard data"); |
| |
| r = bus_verify_polkit_async( |
| m, |
| CAP_SYS_ADMIN, |
| "org.freedesktop.locale1.set-keyboard", |
| NULL, |
| interactive, |
| UID_INVALID, |
| &polkit_registry, |
| error); |
| if (r < 0) |
| return r; |
| if (r == 0) |
| return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ |
| |
| r = verify_xkb_rmlvo(model, layout, variant, options); |
| if (r < 0) { |
| log_error_errno(r, "Cannot compile XKB keymap for new x11 keyboard layout ('%s' / '%s' / '%s' / '%s'): %m", |
| strempty(model), strempty(layout), strempty(variant), strempty(options)); |
| |
| if (r == -EOPNOTSUPP) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Local keyboard configuration not supported on this system."); |
| |
| return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Specified keymap cannot be compiled, refusing as invalid."); |
| } |
| |
| if (free_and_strdup(&c->x11_layout, layout) < 0 || |
| free_and_strdup(&c->x11_model, model) < 0 || |
| free_and_strdup(&c->x11_variant, variant) < 0 || |
| free_and_strdup(&c->x11_options, options) < 0) |
| return -ENOMEM; |
| |
| r = x11_write_data(c); |
| if (r < 0) { |
| log_error_errno(r, "Failed to set X11 keyboard layout: %m"); |
| return sd_bus_error_set_errnof(error, r, "Failed to set X11 keyboard layout: %m"); |
| } |
| |
| log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'", |
| strempty(c->x11_layout), |
| strempty(c->x11_model), |
| strempty(c->x11_variant), |
| strempty(c->x11_options)); |
| |
| (void) sd_bus_emit_properties_changed( |
| sd_bus_message_get_bus(m), |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "X11Layout", "X11Model", "X11Variant", "X11Options", NULL); |
| |
| if (convert) { |
| r = x11_convert_to_vconsole_and_emit(c, sd_bus_message_get_bus(m)); |
| if (r < 0) |
| log_error_errno(r, "Failed to convert keymap data: %m"); |
| } |
| } |
| |
| return sd_bus_reply_method_return(m, NULL); |
| } |
| |
| static const sd_bus_vtable locale_vtable[] = { |
| SD_BUS_VTABLE_START(0), |
| SD_BUS_PROPERTY("Locale", "as", property_get_locale, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("X11Layout", "s", NULL, offsetof(Context, x11_layout), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("X11Model", "s", NULL, offsetof(Context, x11_model), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("X11Variant", "s", NULL, offsetof(Context, x11_variant), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("X11Options", "s", NULL, offsetof(Context, x11_options), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("VConsoleKeymap", "s", NULL, offsetof(Context, vc_keymap), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("VConsoleKeymapToggle", "s", NULL, offsetof(Context, vc_keymap_toggle), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_METHOD("SetLocale", "asb", NULL, method_set_locale, SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD("SetVConsoleKeyboard", "ssbb", NULL, method_set_vc_keyboard, SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD("SetX11Keyboard", "ssssbb", NULL, method_set_x11_keyboard, SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_VTABLE_END |
| }; |
| |
| static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) { |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int r; |
| |
| assert(c); |
| assert(event); |
| assert(_bus); |
| |
| r = sd_bus_default_system(&bus); |
| if (r < 0) |
| return log_error_errno(r, "Failed to get system bus connection: %m"); |
| |
| r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/locale1", "org.freedesktop.locale1", locale_vtable, c); |
| if (r < 0) |
| return log_error_errno(r, "Failed to register object: %m"); |
| |
| r = sd_bus_request_name(bus, "org.freedesktop.locale1", 0); |
| if (r < 0) |
| return log_error_errno(r, "Failed to register name: %m"); |
| |
| r = sd_bus_attach_event(bus, event, 0); |
| if (r < 0) |
| return log_error_errno(r, "Failed to attach bus to event loop: %m"); |
| |
| *_bus = bus; |
| bus = NULL; |
| |
| return 0; |
| } |
| |
| int main(int argc, char *argv[]) { |
| _cleanup_(context_free) Context context = {}; |
| _cleanup_(sd_event_unrefp) sd_event *event = NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int r; |
| |
| log_set_target(LOG_TARGET_AUTO); |
| log_parse_environment(); |
| log_open(); |
| |
| umask(0022); |
| mac_selinux_init(); |
| |
| if (argc != 1) { |
| log_error("This program takes no arguments."); |
| r = -EINVAL; |
| goto finish; |
| } |
| |
| r = sd_event_default(&event); |
| if (r < 0) { |
| log_error_errno(r, "Failed to allocate event loop: %m"); |
| goto finish; |
| } |
| |
| sd_event_set_watchdog(event, true); |
| |
| r = connect_bus(&context, event, &bus); |
| if (r < 0) |
| goto finish; |
| |
| r = context_read_data(&context); |
| if (r < 0) { |
| log_error_errno(r, "Failed to read locale data: %m"); |
| goto finish; |
| } |
| |
| r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL); |
| if (r < 0) |
| log_error_errno(r, "Failed to run event loop: %m"); |
| |
| finish: |
| bus_verify_polkit_async_registry_free(polkit_registry); |
| |
| return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
| } |