| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| |
| #include <errno.h> |
| #include <sys/stat.h> |
| #include <sys/types.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-log-control-api.h" |
| #include "bus-message.h" |
| #include "bus-polkit.h" |
| #include "def.h" |
| #include "dlfcn-util.h" |
| #include "kbd-util.h" |
| #include "keymap-util.h" |
| #include "locale-util.h" |
| #include "macro.h" |
| #include "main-func.h" |
| #include "missing_capability.h" |
| #include "path-util.h" |
| #include "selinux-util.h" |
| #include "service-util.h" |
| #include "signal-util.h" |
| #include "string-util.h" |
| #include "strv.h" |
| #include "user-util.h" |
| |
| 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; |
| _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
| size_t c_set = 0, c_unset = 0; |
| int r; |
| |
| assert(bus); |
| |
| l_unset = new0(char*, _VARIABLE_LC_MAX); |
| if (!l_unset) |
| return log_oom(); |
| |
| l_set = new0(char*, _VARIABLE_LC_MAX); |
| if (!l_set) |
| return log_oom(); |
| |
| for (LocaleVariable p = 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; |
| |
| s = strjoin(name, "=", c->locale[p]); |
| if (!s) |
| return log_oom(); |
| |
| 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 bus_log_create_error(r); |
| |
| r = sd_bus_message_append_strv(m, l_unset); |
| if (r < 0) |
| return bus_log_create_error(r); |
| |
| r = sd_bus_message_append_strv(m, l_set); |
| if (r < 0) |
| return bus_log_create_error(r); |
| |
| r = sd_bus_call(bus, m, 0, &error, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to update the manager environment: %s", bus_error_message(&error, r)); |
| |
| 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) |
| return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, r)); |
| |
| return 0; |
| } |
| |
| static int vconsole_convert_to_x11_and_emit(Context *c, sd_bus_message *m) { |
| int r; |
| |
| assert(m); |
| |
| r = x11_read_data(c, m); |
| if (r < 0) |
| return r; |
| |
| 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(sd_bus_message_get_bus(m), |
| "/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_message *m) { |
| int r; |
| |
| assert(m); |
| |
| r = vconsole_read_data(c, m); |
| if (r < 0) |
| return r; |
| |
| 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(sd_bus_message_get_bus(m), |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "VConsoleKeymap", "VConsoleKeymapToggle", NULL); |
| |
| return vconsole_reload(sd_bus_message_get_bus(m)); |
| } |
| |
| 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 r; |
| |
| r = locale_read_data(c, reply); |
| if (r < 0) |
| return r; |
| |
| l = new0(char*, _VARIABLE_LC_MAX+1); |
| if (!l) |
| return -ENOMEM; |
| |
| for (LocaleVariable 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 property_get_vconsole( |
| 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; |
| int r; |
| |
| r = vconsole_read_data(c, reply); |
| if (r < 0) |
| return r; |
| |
| if (streq(property, "VConsoleKeymap")) |
| return sd_bus_message_append_basic(reply, 's', c->vc_keymap); |
| else if (streq(property, "VConsoleKeymapToggle")) |
| return sd_bus_message_append_basic(reply, 's', c->vc_keymap_toggle); |
| |
| return -EINVAL; |
| } |
| |
| static int property_get_xkb( |
| 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; |
| int r; |
| |
| r = x11_read_data(c, reply); |
| if (r < 0) |
| return r; |
| |
| if (streq(property, "X11Layout")) |
| return sd_bus_message_append_basic(reply, 's', c->x11_layout); |
| else if (streq(property, "X11Model")) |
| return sd_bus_message_append_basic(reply, 's', c->x11_model); |
| else if (streq(property, "X11Variant")) |
| return sd_bus_message_append_basic(reply, 's', c->x11_variant); |
| else if (streq(property, "X11Options")) |
| return sd_bus_message_append_basic(reply, 's', c->x11_options); |
| |
| return -EINVAL; |
| } |
| |
| static int process_locale_list_item( |
| const char *assignment, |
| char *new_locale[static _VARIABLE_LC_MAX], |
| bool use_localegen, |
| sd_bus_error *error) { |
| |
| assert(assignment); |
| assert(new_locale); |
| |
| for (LocaleVariable p = 0; p < _VARIABLE_LC_MAX; p++) { |
| const char *name, *e; |
| |
| assert_se(name = locale_variable_to_string(p)); |
| |
| e = startswith(assignment, name); |
| if (!e) |
| continue; |
| |
| if (*e != '=') |
| continue; |
| |
| e++; |
| |
| if (!locale_is_valid(e)) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale %s is not valid, refusing.", e); |
| if (!use_localegen && locale_is_installed(e) <= 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale %s not installed, refusing.", e); |
| if (new_locale[p]) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale variable %s set twice, refusing.", name); |
| |
| new_locale[p] = strdup(e); |
| if (!new_locale[p]) |
| return -ENOMEM; |
| |
| return 0; |
| } |
| |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Locale assignment %s not valid, refusing.", assignment); |
| } |
| |
| static int locale_gen_process_locale(char *new_locale[static _VARIABLE_LC_MAX], |
| sd_bus_error *error) { |
| int r; |
| assert(new_locale); |
| |
| for (LocaleVariable p = 0; p < _VARIABLE_LC_MAX; p++) { |
| if (p == VARIABLE_LANGUAGE) |
| continue; |
| if (isempty(new_locale[p])) |
| continue; |
| if (locale_is_installed(new_locale[p])) |
| continue; |
| |
| r = locale_gen_enable_locale(new_locale[p]); |
| if (r == -ENOEXEC) { |
| log_error_errno(r, "Refused to enable locale for generation: %m"); |
| return sd_bus_error_setf(error, |
| SD_BUS_ERROR_INVALID_ARGS, |
| "Specified locale is not installed and non-UTF-8 locale will not be auto-generated: %s", |
| new_locale[p]); |
| } else if (r == -EINVAL) { |
| log_error_errno(r, "Failed to enable invalid locale %s for generation.", new_locale[p]); |
| return sd_bus_error_setf(error, |
| SD_BUS_ERROR_INVALID_ARGS, |
| "Can not enable locale generation for invalid locale: %s", |
| new_locale[p]); |
| } else if (r < 0) { |
| log_error_errno(r, "Failed to enable locale for generation: %m"); |
| return sd_bus_error_set_errnof(error, r, "Failed to enable locale generation: %m"); |
| } |
| |
| r = locale_gen_run(); |
| if (r < 0) { |
| log_error_errno(r, "Failed to generate locale: %m"); |
| return sd_bus_error_set_errnof(error, r, "Failed to generate locale: %m"); |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int method_set_locale(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
| _cleanup_(locale_variables_freep) char *new_locale[_VARIABLE_LC_MAX] = {}; |
| _cleanup_strv_free_ char **settings = NULL, **l = NULL; |
| Context *c = userdata; |
| bool modified = false; |
| int interactive, r; |
| char **i; |
| bool use_localegen; |
| |
| assert(m); |
| assert(c); |
| |
| r = sd_bus_message_read_strv(m, &l); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_message_read_basic(m, 'b', &interactive); |
| if (r < 0) |
| return r; |
| |
| use_localegen = locale_gen_check_available(); |
| |
| /* If single locale without variable name is provided, then we assume it is LANG=. */ |
| if (strv_length(l) == 1 && !strchr(l[0], '=')) { |
| if (!locale_is_valid(l[0])) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid locale specification: %s", l[0]); |
| if (!use_localegen && locale_is_installed(l[0]) <= 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Specified locale is not installed: %s", l[0]); |
| |
| new_locale[VARIABLE_LANG] = strdup(l[0]); |
| if (!new_locale[VARIABLE_LANG]) |
| return -ENOMEM; |
| |
| l = strv_free(l); |
| } |
| |
| /* Check whether a variable is valid */ |
| STRV_FOREACH(i, l) { |
| r = process_locale_list_item(*i, new_locale, use_localegen, error); |
| if (r < 0) |
| return r; |
| } |
| |
| /* If LANG was specified, but not LANGUAGE, check if we should |
| * set it based on the language fallback table. */ |
| if (!isempty(new_locale[VARIABLE_LANG]) && |
| isempty(new_locale[VARIABLE_LANGUAGE])) { |
| _cleanup_free_ char *language = NULL; |
| |
| (void) find_language_fallback(new_locale[VARIABLE_LANG], &language); |
| if (language) { |
| log_debug("Converted LANG=%s to LANGUAGE=%s", new_locale[VARIABLE_LANG], language); |
| free_and_replace(new_locale[VARIABLE_LANGUAGE], language); |
| } |
| } |
| |
| r = locale_read_data(c, m); |
| if (r < 0) { |
| log_error_errno(r, "Failed to read locale data: %m"); |
| return sd_bus_error_set(error, SD_BUS_ERROR_FAILED, "Failed to read locale data"); |
| } |
| |
| /* Merge with the current settings */ |
| for (LocaleVariable p = 0; p < _VARIABLE_LC_MAX; p++) |
| if (!isempty(c->locale[p]) && isempty(new_locale[p])) { |
| new_locale[p] = strdup(c->locale[p]); |
| if (!new_locale[p]) |
| return -ENOMEM; |
| } |
| |
| locale_simplify(new_locale); |
| |
| for (LocaleVariable p = 0; p < _VARIABLE_LC_MAX; p++) |
| if (!streq_ptr(c->locale[p], new_locale[p])) { |
| modified = true; |
| break; |
| } |
| |
| if (!modified) { |
| log_debug("Locale settings were not modified."); |
| return sd_bus_reply_method_return(m, NULL); |
| } |
| |
| r = bus_verify_polkit_async( |
| m, |
| CAP_SYS_ADMIN, |
| "org.freedesktop.locale1.set-locale", |
| NULL, |
| interactive, |
| UID_INVALID, |
| &c->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 */ |
| |
| /* Generate locale in case it is missing and the system is using locale-gen */ |
| if (use_localegen) { |
| r = locale_gen_process_locale(new_locale, error); |
| if (r < 0) |
| return r; |
| } |
| |
| for (LocaleVariable p = 0; p < _VARIABLE_LC_MAX; p++) |
| free_and_replace(c->locale[p], new_locale[p]); |
| |
| /* Write locale configuration */ |
| 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"); |
| } |
| |
| (void) locale_update_system_manager(c, sd_bus_message_get_bus(m)); |
| |
| if (settings) { |
| _cleanup_free_ char *line = NULL; |
| |
| 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); |
| |
| 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 *name, *keymap, *keymap_toggle; |
| int convert, interactive, 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); |
| |
| r = vconsole_read_data(c, m); |
| if (r < 0) { |
| log_error_errno(r, "Failed to read virtual console keymap data: %m"); |
| return sd_bus_error_set_errnof(error, r, "Failed to read virtual console keymap data: %m"); |
| } |
| |
| FOREACH_STRING(name, keymap ?: keymap_toggle, keymap ? keymap_toggle : NULL) { |
| r = keymap_exists(name); /* This also verifies that the keymap name is kosher. */ |
| if (r < 0) { |
| log_error_errno(r, "Failed to check keymap %s: %m", name); |
| return sd_bus_error_set_errnof(error, r, "Failed to check keymap %s: %m", name); |
| } |
| if (r == 0) |
| return sd_bus_error_setf(error, SD_BUS_ERROR_FAILED, "Keymap %s is not installed.", name); |
| } |
| |
| if (streq_ptr(keymap, c->vc_keymap) && |
| streq_ptr(keymap_toggle, c->vc_keymap_toggle)) |
| return sd_bus_reply_method_return(m, NULL); |
| |
| r = bus_verify_polkit_async( |
| m, |
| CAP_SYS_ADMIN, |
| "org.freedesktop.locale1.set-keyboard", |
| NULL, |
| interactive, |
| UID_INVALID, |
| &c->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)); |
| |
| (void) vconsole_reload(sd_bus_message_get_bus(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, 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); |
| DISABLE_WARNING_FORMAT_NONLITERAL; |
| log_internalv(LOG_DEBUG, 0, PROJECT_FILE, __LINE__, __func__, fmt, args); |
| REENABLE_WARNING; |
| } |
| |
| #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; |
| _cleanup_(dlclosep) void *dl = NULL; |
| 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); |
| |
| 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, 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); |
| |
| r = x11_read_data(c, m); |
| if (r < 0) { |
| log_error_errno(r, "Failed to read x11 keyboard layout data: %m"); |
| return sd_bus_error_set(error, SD_BUS_ERROR_FAILED, "Failed to read x11 keyboard layout data"); |
| } |
| |
| 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)) |
| return sd_bus_reply_method_return(m, NULL); |
| |
| 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_set(error, SD_BUS_ERROR_INVALID_ARGS, "Received invalid keyboard data"); |
| |
| 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_set(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."); |
| } |
| |
| r = bus_verify_polkit_async( |
| m, |
| CAP_SYS_ADMIN, |
| "org.freedesktop.locale1.set-keyboard", |
| NULL, |
| interactive, |
| UID_INVALID, |
| &c->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->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, 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", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("X11Model", "s", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("X11Variant", "s", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("X11Options", "s", property_get_xkb, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("VConsoleKeymap", "s", property_get_vconsole, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| SD_BUS_PROPERTY("VConsoleKeymapToggle", "s", property_get_vconsole, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
| |
| SD_BUS_METHOD_WITH_NAMES("SetLocale", |
| "asb", |
| SD_BUS_PARAM(locale) |
| SD_BUS_PARAM(interactive), |
| NULL,, |
| method_set_locale, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_NAMES("SetVConsoleKeyboard", |
| "ssbb", |
| SD_BUS_PARAM(keymap) |
| SD_BUS_PARAM(keymap_toggle) |
| SD_BUS_PARAM(convert) |
| SD_BUS_PARAM(interactive), |
| NULL,, |
| method_set_vc_keyboard, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| SD_BUS_METHOD_WITH_NAMES("SetX11Keyboard", |
| "ssssbb", |
| SD_BUS_PARAM(layout) |
| SD_BUS_PARAM(model) |
| SD_BUS_PARAM(variant) |
| SD_BUS_PARAM(options) |
| SD_BUS_PARAM(convert) |
| SD_BUS_PARAM(interactive), |
| NULL,, |
| method_set_x11_keyboard, |
| SD_BUS_VTABLE_UNPRIVILEGED), |
| |
| SD_BUS_VTABLE_END |
| }; |
| |
| static const BusObjectImplementation manager_object = { |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| .vtables = BUS_VTABLES(locale_vtable), |
| }; |
| |
| 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 = bus_add_implementation(bus, &manager_object, c); |
| if (r < 0) |
| return r; |
| |
| r = bus_log_control_api_register(bus); |
| if (r < 0) |
| return r; |
| |
| r = sd_bus_request_name_async(bus, NULL, "org.freedesktop.locale1", 0, NULL, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to request 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 = TAKE_PTR(bus); |
| |
| return 0; |
| } |
| |
| static int run(int argc, char *argv[]) { |
| _cleanup_(context_clear) Context context = { |
| .locale_mtime = USEC_INFINITY, |
| .vc_mtime = USEC_INFINITY, |
| .x11_mtime = USEC_INFINITY, |
| }; |
| _cleanup_(sd_event_unrefp) sd_event *event = NULL; |
| _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
| int r; |
| |
| log_setup(); |
| |
| r = service_parse_argv("systemd-localed.service", |
| "Manage system locale settings and key mappings.", |
| BUS_IMPLEMENTATIONS(&manager_object, |
| &log_control_object), |
| argc, argv); |
| if (r <= 0) |
| return r; |
| |
| umask(0022); |
| |
| r = mac_selinux_init(); |
| if (r < 0) |
| return r; |
| |
| assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGTERM, SIGINT, -1) >= 0); |
| |
| r = sd_event_default(&event); |
| if (r < 0) |
| return log_error_errno(r, "Failed to allocate event loop: %m"); |
| |
| (void) sd_event_set_watchdog(event, true); |
| |
| r = sd_event_add_signal(event, NULL, SIGINT, NULL, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to install SIGINT handler: %m"); |
| |
| r = sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to install SIGTERM handler: %m"); |
| |
| r = connect_bus(&context, event, &bus); |
| if (r < 0) |
| return r; |
| |
| r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL); |
| if (r < 0) |
| return log_error_errno(r, "Failed to run event loop: %m"); |
| |
| return 0; |
| } |
| |
| DEFINE_MAIN_FUNCTION(run); |
