From 19f4f86bfed21c5326ed2acebe1163f3a83e832b Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 04:25:50 +0200 Subject: Adding upstream version 241. Signed-off-by: Daniel Baumann --- src/locale/localectl.c | 527 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 527 insertions(+) create mode 100644 src/locale/localectl.c (limited to 'src/locale/localectl.c') diff --git a/src/locale/localectl.c b/src/locale/localectl.c new file mode 100644 index 0000000..69f5667 --- /dev/null +++ b/src/locale/localectl.c @@ -0,0 +1,527 @@ +/* SPDX-License-Identifier: LGPL-2.1+ */ + +#include +#include +#include +#include +#include +#include + +#include "sd-bus.h" + +#include "bus-error.h" +#include "bus-util.h" +#include "def.h" +#include "fd-util.h" +#include "fileio.h" +#include "locale-util.h" +#include "main-func.h" +#include "pager.h" +#include "pretty-print.h" +#include "proc-cmdline.h" +#include "set.h" +#include "spawn-polkit-agent.h" +#include "strv.h" +#include "util.h" +#include "verbs.h" +#include "virt.h" + +static PagerFlags arg_pager_flags = 0; +static bool arg_ask_password = true; +static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; +static const char *arg_host = NULL; +static bool arg_convert = true; + +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 status_info_clear(StatusInfo *info) { + if (info) { + strv_free(info->locale); + zero(*info); + } +} + +static void print_overridden_variables(void) { + _cleanup_(locale_variables_freep) char *variables[_VARIABLE_LC_MAX] = {}; + bool print_warning = true; + LocaleVariable j; + int r; + + if (arg_transport != BUS_TRANSPORT_LOCAL) + return; + + r = proc_cmdline_get_key_many( + PROC_CMDLINE_STRIP_RD_PREFIX, + "locale.LANG", &variables[VARIABLE_LANG], + "locale.LANGUAGE", &variables[VARIABLE_LANGUAGE], + "locale.LC_CTYPE", &variables[VARIABLE_LC_CTYPE], + "locale.LC_NUMERIC", &variables[VARIABLE_LC_NUMERIC], + "locale.LC_TIME", &variables[VARIABLE_LC_TIME], + "locale.LC_COLLATE", &variables[VARIABLE_LC_COLLATE], + "locale.LC_MONETARY", &variables[VARIABLE_LC_MONETARY], + "locale.LC_MESSAGES", &variables[VARIABLE_LC_MESSAGES], + "locale.LC_PAPER", &variables[VARIABLE_LC_PAPER], + "locale.LC_NAME", &variables[VARIABLE_LC_NAME], + "locale.LC_ADDRESS", &variables[VARIABLE_LC_ADDRESS], + "locale.LC_TELEPHONE", &variables[VARIABLE_LC_TELEPHONE], + "locale.LC_MEASUREMENT", &variables[VARIABLE_LC_MEASUREMENT], + "locale.LC_IDENTIFICATION", &variables[VARIABLE_LC_IDENTIFICATION]); + if (r < 0 && r != -ENOENT) { + log_warning_errno(r, "Failed to read /proc/cmdline: %m"); + return; + } + + for (j = 0; j < _VARIABLE_LC_MAX; j++) + if (variables[j]) { + if (print_warning) { + log_warning("Warning: Settings on kernel command line override system locale settings in /etc/locale.conf.\n" + " Command Line: %s=%s", locale_variable_to_string(j), variables[j]); + + print_warning = false; + } else + log_warning(" %s=%s", locale_variable_to_string(j), variables[j]); + } +} + +static void print_status_info(StatusInfo *i) { + assert(i); + + if (strv_isempty(i->locale)) + puts(" System Locale: n/a"); + 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 show_status(int argc, char **argv, void *userdata) { + _cleanup_(status_info_clear) StatusInfo info = {}; + static const struct bus_properties_map map[] = { + { "VConsoleKeymap", "s", NULL, offsetof(StatusInfo, vconsole_keymap) }, + { "VConsoleKeymapToggle", "s", NULL, offsetof(StatusInfo, vconsole_keymap_toggle) }, + { "X11Layout", "s", NULL, offsetof(StatusInfo, x11_layout) }, + { "X11Model", "s", NULL, offsetof(StatusInfo, x11_model) }, + { "X11Variant", "s", NULL, offsetof(StatusInfo, x11_variant) }, + { "X11Options", "s", NULL, offsetof(StatusInfo, x11_options) }, + { "Locale", "as", NULL, offsetof(StatusInfo, locale) }, + {} + }; + + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; + sd_bus *bus = userdata; + int r; + + assert(bus); + + r = bus_map_all_properties(bus, + "org.freedesktop.locale1", + "/org/freedesktop/locale1", + map, + 0, + &error, + &m, + &info); + if (r < 0) + return log_error_errno(r, "Could not get properties: %s", bus_error_message(&error, r)); + + print_overridden_variables(); + print_status_info(&info); + + return r; +} + +static int set_locale(int argc, char **argv, void *userdata) { + _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + sd_bus *bus = userdata; + int r; + + assert(bus); + + polkit_agent_open_if_enabled(arg_transport, arg_ask_password); + + r = sd_bus_message_new_method_call( + bus, + &m, + "org.freedesktop.locale1", + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + "SetLocale"); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append_strv(m, argv + 1); + if (r < 0) + return bus_log_create_error(r); + + r = sd_bus_message_append(m, "b", arg_ask_password); + 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 issue method call: %s", bus_error_message(&error, -r)); + + return 0; +} + +static int list_locales(int argc, char **argv, void *userdata) { + _cleanup_strv_free_ char **l = NULL; + int r; + + r = get_locales(&l); + if (r < 0) + return log_error_errno(r, "Failed to read list of locales: %m"); + + (void) pager_open(arg_pager_flags); + strv_print(l); + + return 0; +} + +static int set_vconsole_keymap(int argc, char **argv, void *userdata) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + const char *map, *toggle_map; + sd_bus *bus = userdata; + int r; + + assert(bus); + + polkit_agent_open_if_enabled(arg_transport, arg_ask_password); + + map = argv[1]; + toggle_map = argc > 2 ? argv[2] : ""; + + r = sd_bus_call_method( + bus, + "org.freedesktop.locale1", + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + "SetVConsoleKeyboard", + &error, + NULL, + "ssbb", map, toggle_map, arg_convert, arg_ask_password); + if (r < 0) + return log_error_errno(r, "Failed to set keymap: %s", bus_error_message(&error, -r)); + + return 0; +} + +static int list_vconsole_keymaps(int argc, char **argv, void *userdata) { + _cleanup_strv_free_ char **l = NULL; + int r; + + r = get_keymaps(&l); + if (r < 0) + return log_error_errno(r, "Failed to read list of keymaps: %m"); + + (void) pager_open(arg_pager_flags); + + strv_print(l); + + return 0; +} + +static int set_x11_keymap(int argc, char **argv, void *userdata) { + _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; + const char *layout, *model, *variant, *options; + sd_bus *bus = userdata; + int r; + + polkit_agent_open_if_enabled(arg_transport, arg_ask_password); + + layout = argv[1]; + model = argc > 2 ? argv[2] : ""; + variant = argc > 3 ? argv[3] : ""; + options = argc > 4 ? argv[4] : ""; + + r = sd_bus_call_method( + bus, + "org.freedesktop.locale1", + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + "SetX11Keyboard", + &error, + NULL, + "ssssbb", layout, model, variant, options, + arg_convert, arg_ask_password); + if (r < 0) + return log_error_errno(r, "Failed to set keymap: %s", bus_error_message(&error, -r)); + + return 0; +} + +static int list_x11_keymaps(int argc, char **argv, void *userdata) { + _cleanup_fclose_ FILE *f = NULL; + _cleanup_strv_free_ char **list = NULL; + enum { + NONE, + MODELS, + LAYOUTS, + VARIANTS, + OPTIONS + } state = NONE, look_for; + int r; + + f = fopen("/usr/share/X11/xkb/rules/base.lst", "re"); + if (!f) + return log_error_errno(errno, "Failed to open keyboard mapping list. %m"); + + if (streq(argv[0], "list-x11-keymap-models")) + look_for = MODELS; + else if (streq(argv[0], "list-x11-keymap-layouts")) + look_for = LAYOUTS; + else if (streq(argv[0], "list-x11-keymap-variants")) + look_for = VARIANTS; + else if (streq(argv[0], "list-x11-keymap-options")) + look_for = OPTIONS; + else + assert_not_reached("Wrong parameter"); + + for (;;) { + _cleanup_free_ char *line = NULL; + char *l, *w; + + r = read_line(f, LONG_LINE_MAX, &line); + if (r < 0) + return log_error_errno(r, "Failed to read keyboard mapping list: %m"); + if (r == 0) + break; + + l = strstrip(line); + + if (isempty(l)) + continue; + + if (l[0] == '!') { + if (startswith(l, "! model")) + state = MODELS; + else if (startswith(l, "! layout")) + state = LAYOUTS; + else if (startswith(l, "! variant")) + state = VARIANTS; + else if (startswith(l, "! option")) + state = OPTIONS; + else + state = NONE; + + continue; + } + + if (state != look_for) + continue; + + w = l + strcspn(l, WHITESPACE); + + if (argc > 1) { + char *e; + + if (*w == 0) + continue; + + *w = 0; + w++; + w += strspn(w, WHITESPACE); + + e = strchr(w, ':'); + if (!e) + continue; + + *e = 0; + + if (!streq(w, argv[1])) + continue; + } else + *w = 0; + + r = strv_extend(&list, l); + if (r < 0) + return log_oom(); + } + + if (strv_isempty(list)) + return log_error_errno(SYNTHETIC_ERRNO(ENOENT), + "Couldn't find any entries."); + + strv_sort(list); + strv_uniq(list); + + (void) pager_open(arg_pager_flags); + + strv_print(list); + return 0; +} + +static int help(void) { + _cleanup_free_ char *link = NULL; + int r; + + r = terminal_urlify_man("localectl", "1", &link); + if (r < 0) + return log_oom(); + + printf("%s [OPTIONS...] COMMAND ...\n\n" + "Query or change system locale and keyboard settings.\n\n" + " -h --help Show this help\n" + " --version Show package version\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" + " -M --machine=CONTAINER Operate on local container\n" + " --no-convert Don't convert keyboard mappings\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 console and X11 keyboard mappings\n" + " list-keymaps Show known virtual console keyboard mappings\n" + " set-x11-keymap LAYOUT [MODEL [VARIANT [OPTIONS]]]\n" + " Set X11 and console keyboard mappings\n" + " list-x11-keymap-models Show known X11 keyboard mapping models\n" + " list-x11-keymap-layouts Show known X11 keyboard mapping layouts\n" + " list-x11-keymap-variants [LAYOUT]\n" + " Show known X11 keyboard mapping variants\n" + " list-x11-keymap-options Show known X11 keyboard mapping options\n" + "\nSee the %s for details.\n" + , program_invocation_short_name + , link + ); + + return 0; +} + +static int verb_help(int argc, char **argv, void *userdata) { + return help(); +} + +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' }, + { "machine", required_argument, NULL, 'M' }, + { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD }, + { "no-convert", no_argument, NULL, ARG_NO_CONVERT }, + {} + }; + + int c; + + assert(argc >= 0); + assert(argv); + + while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0) + + switch (c) { + + case 'h': + return help(); + + case ARG_VERSION: + return version(); + + case ARG_NO_CONVERT: + arg_convert = false; + break; + + case ARG_NO_PAGER: + arg_pager_flags |= PAGER_DISABLE; + break; + + case ARG_NO_ASK_PASSWORD: + arg_ask_password = false; + break; + + case 'H': + arg_transport = BUS_TRANSPORT_REMOTE; + arg_host = optarg; + break; + + case 'M': + arg_transport = BUS_TRANSPORT_MACHINE; + arg_host = optarg; + break; + + case '?': + return -EINVAL; + + default: + assert_not_reached("Unhandled option"); + } + + return 1; +} + +static int localectl_main(sd_bus *bus, int argc, char *argv[]) { + + static const Verb verbs[] = { + { "status", VERB_ANY, 1, VERB_DEFAULT, show_status }, + { "set-locale", 2, VERB_ANY, 0, set_locale }, + { "list-locales", VERB_ANY, 1, 0, list_locales }, + { "set-keymap", 2, 3, 0, set_vconsole_keymap }, + { "list-keymaps", VERB_ANY, 1, 0, list_vconsole_keymaps }, + { "set-x11-keymap", 2, 5, 0, set_x11_keymap }, + { "list-x11-keymap-models", VERB_ANY, 1, 0, list_x11_keymaps }, + { "list-x11-keymap-layouts", VERB_ANY, 1, 0, list_x11_keymaps }, + { "list-x11-keymap-variants", VERB_ANY, 2, 0, list_x11_keymaps }, + { "list-x11-keymap-options", VERB_ANY, 1, 0, list_x11_keymaps }, + { "help", VERB_ANY, VERB_ANY, 0, verb_help }, /* Not documented, but supported since it is created. */ + {} + }; + + return dispatch_verb(argc, argv, verbs, bus); +} + +static int run(int argc, char *argv[]) { + _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; + int r; + + setlocale(LC_ALL, ""); + log_parse_environment(); + log_open(); + + r = parse_argv(argc, argv); + if (r <= 0) + return r; + + r = bus_connect_transport(arg_transport, arg_host, false, &bus); + if (r < 0) + return log_error_errno(r, "Failed to create bus connection: %m"); + + return localectl_main(bus, argc, argv); +} + +DEFINE_MAIN_FUNCTION(run); -- cgit v1.2.3