From f7a649ae84b76e91ab70db924190727f9a2b7c22 Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Sun, 12 Jun 2016 17:44:16 -0400 Subject: ./move.sh --- src/locale/localed.c | 1389 -------------------------------------------------- 1 file changed, 1389 deletions(-) delete mode 100644 src/locale/localed.c (limited to 'src/locale/localed.c') diff --git a/src/locale/localed.c b/src/locale/localed.c deleted file mode 100644 index 3b22a582ac..0000000000 --- a/src/locale/localed.c +++ /dev/null @@ -1,1389 +0,0 @@ -/*** - 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 . -***/ - -#include -#include -#include - -#ifdef HAVE_XKBCOMMON -#include -#include -#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 "env-util.h" -#include "fd-util.h" -#include "fileio-label.h" -#include "fileio.h" -#include "locale-util.h" -#include "mkdir.h" -#include "path-util.h" -#include "selinux-util.h" -#include "strv.h" -#include "user-util.h" -#include "util.h" - -enum { - /* We don't list LC_ALL here on purpose. People should be - * using LANG instead. */ - LOCALE_LANG, - LOCALE_LANGUAGE, - LOCALE_LC_CTYPE, - LOCALE_LC_NUMERIC, - LOCALE_LC_TIME, - LOCALE_LC_COLLATE, - LOCALE_LC_MONETARY, - LOCALE_LC_MESSAGES, - LOCALE_LC_PAPER, - LOCALE_LC_NAME, - LOCALE_LC_ADDRESS, - LOCALE_LC_TELEPHONE, - LOCALE_LC_MEASUREMENT, - LOCALE_LC_IDENTIFICATION, - _LOCALE_MAX -}; - -static const char * const names[_LOCALE_MAX] = { - [LOCALE_LANG] = "LANG", - [LOCALE_LANGUAGE] = "LANGUAGE", - [LOCALE_LC_CTYPE] = "LC_CTYPE", - [LOCALE_LC_NUMERIC] = "LC_NUMERIC", - [LOCALE_LC_TIME] = "LC_TIME", - [LOCALE_LC_COLLATE] = "LC_COLLATE", - [LOCALE_LC_MONETARY] = "LC_MONETARY", - [LOCALE_LC_MESSAGES] = "LC_MESSAGES", - [LOCALE_LC_PAPER] = "LC_PAPER", - [LOCALE_LC_NAME] = "LC_NAME", - [LOCALE_LC_ADDRESS] = "LC_ADDRESS", - [LOCALE_LC_TELEPHONE] = "LC_TELEPHONE", - [LOCALE_LC_MEASUREMENT] = "LC_MEASUREMENT", - [LOCALE_LC_IDENTIFICATION] = "LC_IDENTIFICATION" -}; - -typedef struct Context { - char *locale[_LOCALE_MAX]; - - char *x11_layout; - char *x11_model; - char *x11_variant; - char *x11_options; - - char *vc_keymap; - char *vc_keymap_toggle; - - Hashmap *polkit_registry; -} Context; - -static const char* nonempty(const char *s) { - return isempty(s) ? NULL : s; -} - -static bool startswith_comma(const char *s, const char *prefix) { - const char *t; - - return s && (t = startswith(s, prefix)) && (*t == ','); -} - -static void context_free_x11(Context *c) { - c->x11_layout = mfree(c->x11_layout); - c->x11_options = mfree(c->x11_options); - c->x11_model = mfree(c->x11_model); - c->x11_variant = mfree(c->x11_variant); -} - -static void context_free_vconsole(Context *c) { - c->vc_keymap = mfree(c->vc_keymap); - c->vc_keymap_toggle = mfree(c->vc_keymap_toggle); -} - -static void context_free_locale(Context *c) { - int p; - - for (p = 0; p < _LOCALE_MAX; p++) - c->locale[p] = mfree(c->locale[p]); -} - -static void context_free(Context *c) { - context_free_locale(c); - context_free_x11(c); - context_free_vconsole(c); - - bus_verify_polkit_async_registry_free(c->polkit_registry); -}; - -static void locale_simplify(Context *c) { - int p; - - for (p = LOCALE_LANG+1; p < _LOCALE_MAX; p++) - if (isempty(c->locale[p]) || streq_ptr(c->locale[LOCALE_LANG], c->locale[p])) - c->locale[p] = mfree(c->locale[p]); -} - -static int locale_read_data(Context *c) { - int r; - - context_free_locale(c); - - r = parse_env_file("/etc/locale.conf", NEWLINE, - "LANG", &c->locale[LOCALE_LANG], - "LANGUAGE", &c->locale[LOCALE_LANGUAGE], - "LC_CTYPE", &c->locale[LOCALE_LC_CTYPE], - "LC_NUMERIC", &c->locale[LOCALE_LC_NUMERIC], - "LC_TIME", &c->locale[LOCALE_LC_TIME], - "LC_COLLATE", &c->locale[LOCALE_LC_COLLATE], - "LC_MONETARY", &c->locale[LOCALE_LC_MONETARY], - "LC_MESSAGES", &c->locale[LOCALE_LC_MESSAGES], - "LC_PAPER", &c->locale[LOCALE_LC_PAPER], - "LC_NAME", &c->locale[LOCALE_LC_NAME], - "LC_ADDRESS", &c->locale[LOCALE_LC_ADDRESS], - "LC_TELEPHONE", &c->locale[LOCALE_LC_TELEPHONE], - "LC_MEASUREMENT", &c->locale[LOCALE_LC_MEASUREMENT], - "LC_IDENTIFICATION", &c->locale[LOCALE_LC_IDENTIFICATION], - NULL); - - if (r == -ENOENT) { - int p; - - /* Fill in what we got passed from systemd. */ - for (p = 0; p < _LOCALE_MAX; p++) { - assert(names[p]); - - r = free_and_strdup(&c->locale[p], - nonempty(getenv(names[p]))); - if (r < 0) - return r; - } - - r = 0; - } - - locale_simplify(c); - return r; -} - -static int vconsole_read_data(Context *c) { - int r; - - context_free_vconsole(c); - - r = parse_env_file("/etc/vconsole.conf", NEWLINE, - "KEYMAP", &c->vc_keymap, - "KEYMAP_TOGGLE", &c->vc_keymap_toggle, - NULL); - - if (r < 0 && r != -ENOENT) - return r; - - return 0; -} - -static int x11_read_data(Context *c) { - _cleanup_fclose_ FILE *f; - char line[LINE_MAX]; - bool in_section = false; - int r; - - context_free_x11(c); - - f = fopen("/etc/X11/xorg.conf.d/00-keyboard.conf", "re"); - if (!f) - return errno == ENOENT ? 0 : -errno; - - while (fgets(line, sizeof(line), f)) { - char *l; - - char_array_0(line); - l = strstrip(line); - - if (l[0] == 0 || l[0] == '#') - continue; - - if (in_section && first_word(l, "Option")) { - _cleanup_strv_free_ char **a = NULL; - - r = strv_split_extract(&a, l, WHITESPACE, EXTRACT_QUOTES); - if (r < 0) - return r; - - if (strv_length(a) == 3) { - char **p = NULL; - - if (streq(a[1], "XkbLayout")) - p = &c->x11_layout; - else if (streq(a[1], "XkbModel")) - p = &c->x11_model; - else if (streq(a[1], "XkbVariant")) - p = &c->x11_variant; - else if (streq(a[1], "XkbOptions")) - p = &c->x11_options; - - if (p) { - free(*p); - *p = a[2]; - a[2] = NULL; - } - } - - } else if (!in_section && first_word(l, "Section")) { - _cleanup_strv_free_ char **a = NULL; - - r = strv_split_extract(&a, l, WHITESPACE, EXTRACT_QUOTES); - if (r < 0) - return -ENOMEM; - - if (strv_length(a) == 2 && streq(a[1], "InputClass")) - in_section = true; - - } else if (in_section && first_word(l, "EndSection")) - in_section = false; - } - - return 0; -} - -static int context_read_data(Context *c) { - int r, q, p; - - r = locale_read_data(c); - q = vconsole_read_data(c); - p = x11_read_data(c); - - return r < 0 ? r : q < 0 ? q : p; -} - -static int locale_write_data(Context *c, char ***settings) { - int r, p; - _cleanup_strv_free_ char **l = NULL; - - /* Set values will be returned as strv in *settings on success. */ - - r = load_env_file(NULL, "/etc/locale.conf", NULL, &l); - if (r < 0 && r != -ENOENT) - return r; - - for (p = 0; p < _LOCALE_MAX; p++) { - _cleanup_free_ char *t = NULL; - char **u; - - assert(names[p]); - - if (isempty(c->locale[p])) { - l = strv_env_unset(l, names[p]); - continue; - } - - if (asprintf(&t, "%s=%s", names[p], c->locale[p]) < 0) - return -ENOMEM; - - u = strv_env_set(l, t); - if (!u) - return -ENOMEM; - - strv_free(l); - l = u; - } - - if (strv_isempty(l)) { - if (unlink("/etc/locale.conf") < 0) - return errno == ENOENT ? 0 : -errno; - - return 0; - } - - r = write_env_file_label("/etc/locale.conf", l); - if (r < 0) - return r; - - *settings = l; - l = NULL; - return 0; -} - -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*, _LOCALE_MAX); - if (!l_unset) - return -ENOMEM; - - l_set = new0(char*, _LOCALE_MAX); - if (!l_set) - return -ENOMEM; - - for (p = 0, c_set = 0, c_unset = 0; p < _LOCALE_MAX; p++) { - assert(names[p]); - - if (isempty(c->locale[p])) - l_unset[c_set++] = (char*) names[p]; - else { - char *s; - - if (asprintf(&s, "%s=%s", names[p], c->locale[p]) < 0) - return -ENOMEM; - - l_set[c_unset++] = s; - } - } - - assert(c_set + c_unset == _LOCALE_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_write_data(Context *c) { - int r; - _cleanup_strv_free_ char **l = NULL; - - r = load_env_file(NULL, "/etc/vconsole.conf", NULL, &l); - if (r < 0 && r != -ENOENT) - return r; - - if (isempty(c->vc_keymap)) - l = strv_env_unset(l, "KEYMAP"); - else { - _cleanup_free_ char *s = NULL; - char **u; - - s = strappend("KEYMAP=", c->vc_keymap); - if (!s) - return -ENOMEM; - - u = strv_env_set(l, s); - if (!u) - return -ENOMEM; - - strv_free(l); - l = u; - } - - if (isempty(c->vc_keymap_toggle)) - l = strv_env_unset(l, "KEYMAP_TOGGLE"); - else { - _cleanup_free_ char *s = NULL; - char **u; - - s = strappend("KEYMAP_TOGGLE=", c->vc_keymap_toggle); - if (!s) - return -ENOMEM; - - u = strv_env_set(l, s); - if (!u) - return -ENOMEM; - - strv_free(l); - l = u; - } - - if (strv_isempty(l)) { - if (unlink("/etc/vconsole.conf") < 0) - return errno == ENOENT ? 0 : -errno; - - return 0; - } - - return write_env_file_label("/etc/vconsole.conf", l); -} - -static int x11_write_data(Context *c) { - _cleanup_fclose_ FILE *f = NULL; - _cleanup_free_ char *temp_path = NULL; - int r; - - if (isempty(c->x11_layout) && - isempty(c->x11_model) && - isempty(c->x11_variant) && - isempty(c->x11_options)) { - - if (unlink("/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) - return errno == ENOENT ? 0 : -errno; - - return 0; - } - - mkdir_p_label("/etc/X11/xorg.conf.d", 0755); - - r = fopen_temporary("/etc/X11/xorg.conf.d/00-keyboard.conf", &f, &temp_path); - if (r < 0) - return r; - - fchmod(fileno(f), 0644); - - fputs("# Read and parsed by systemd-localed. It's probably wise not to edit this file\n" - "# manually too freely.\n" - "Section \"InputClass\"\n" - " Identifier \"system-keyboard\"\n" - " MatchIsKeyboard \"on\"\n", f); - - if (!isempty(c->x11_layout)) - fprintf(f, " Option \"XkbLayout\" \"%s\"\n", c->x11_layout); - - if (!isempty(c->x11_model)) - fprintf(f, " Option \"XkbModel\" \"%s\"\n", c->x11_model); - - if (!isempty(c->x11_variant)) - fprintf(f, " Option \"XkbVariant\" \"%s\"\n", c->x11_variant); - - if (!isempty(c->x11_options)) - fprintf(f, " Option \"XkbOptions\" \"%s\"\n", c->x11_options); - - fputs("EndSection\n", f); - - r = fflush_and_check(f); - if (r < 0) - goto fail; - - if (rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) { - r = -errno; - goto fail; - } - - return 0; - -fail: - (void) unlink("/etc/X11/xorg.conf.d/00-keyboard.conf"); - - if (temp_path) - (void) unlink(temp_path); - - return r; -} - -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 const char* strnulldash(const char *s) { - return isempty(s) || streq(s, "-") ? NULL : s; -} - -static int read_next_mapping(const char* filename, - unsigned min_fields, unsigned max_fields, - FILE *f, unsigned *n, char ***a) { - assert(f); - assert(n); - assert(a); - - for (;;) { - char line[LINE_MAX]; - char *l, **b; - int r; - size_t length; - - errno = 0; - if (!fgets(line, sizeof(line), f)) { - - if (ferror(f)) - return errno > 0 ? -errno : -EIO; - - return 0; - } - - (*n)++; - - l = strstrip(line); - if (l[0] == 0 || l[0] == '#') - continue; - - r = strv_split_extract(&b, l, WHITESPACE, EXTRACT_QUOTES); - if (r < 0) - return r; - - length = strv_length(b); - if (length < min_fields || length > max_fields) { - log_error("Invalid line %s:%u, ignoring.", filename, *n); - strv_free(b); - continue; - - } - - *a = b; - return 1; - } -} - -static int vconsole_convert_to_x11(Context *c, sd_bus *bus) { - bool modified = false; - - assert(bus); - - if (isempty(c->vc_keymap)) { - - modified = - !isempty(c->x11_layout) || - !isempty(c->x11_model) || - !isempty(c->x11_variant) || - !isempty(c->x11_options); - - context_free_x11(c); - } else { - _cleanup_fclose_ FILE *f = NULL; - unsigned n = 0; - - f = fopen(SYSTEMD_KBD_MODEL_MAP, "re"); - if (!f) - return -errno; - - for (;;) { - _cleanup_strv_free_ char **a = NULL; - int r; - - r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a); - if (r < 0) - return r; - if (r == 0) - break; - - if (!streq(c->vc_keymap, a[0])) - continue; - - if (!streq_ptr(c->x11_layout, strnulldash(a[1])) || - !streq_ptr(c->x11_model, strnulldash(a[2])) || - !streq_ptr(c->x11_variant, strnulldash(a[3])) || - !streq_ptr(c->x11_options, strnulldash(a[4]))) { - - if (free_and_strdup(&c->x11_layout, strnulldash(a[1])) < 0 || - free_and_strdup(&c->x11_model, strnulldash(a[2])) < 0 || - free_and_strdup(&c->x11_variant, strnulldash(a[3])) < 0 || - free_and_strdup(&c->x11_options, strnulldash(a[4])) < 0) - return -ENOMEM; - - modified = true; - } - - break; - } - } - - if (modified) { - int r; - - r = x11_write_data(c); - if (r < 0) - return log_error_errno(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)); - - sd_bus_emit_properties_changed(bus, - "/org/freedesktop/locale1", - "org.freedesktop.locale1", - "X11Layout", "X11Model", "X11Variant", "X11Options", NULL); - } else - log_debug("X11 keyboard layout was not modified."); - - return 0; -} - -static int find_converted_keymap(const char *x11_layout, const char *x11_variant, char **new_keymap) { - const char *dir; - _cleanup_free_ char *n; - - if (x11_variant) - n = strjoin(x11_layout, "-", x11_variant, NULL); - else - n = strdup(x11_layout); - if (!n) - return -ENOMEM; - - NULSTR_FOREACH(dir, KBD_KEYMAP_DIRS) { - _cleanup_free_ char *p = NULL, *pz = NULL; - bool uncompressed; - - p = strjoin(dir, "xkb/", n, ".map", NULL); - pz = strjoin(dir, "xkb/", n, ".map.gz", NULL); - if (!p || !pz) - return -ENOMEM; - - uncompressed = access(p, F_OK) == 0; - if (uncompressed || access(pz, F_OK) == 0) { - log_debug("Found converted keymap %s at %s", - n, uncompressed ? p : pz); - - *new_keymap = n; - n = NULL; - return 1; - } - } - - return 0; -} - -static int find_legacy_keymap(Context *c, char **new_keymap) { - _cleanup_fclose_ FILE *f; - unsigned n = 0; - unsigned best_matching = 0; - int r; - - f = fopen(SYSTEMD_KBD_MODEL_MAP, "re"); - if (!f) - return -errno; - - for (;;) { - _cleanup_strv_free_ char **a = NULL; - unsigned matching = 0; - - r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a); - if (r < 0) - return r; - if (r == 0) - break; - - /* Determine how well matching this entry is */ - if (streq_ptr(c->x11_layout, a[1])) - /* If we got an exact match, this is best */ - matching = 10; - else { - /* We have multiple X layouts, look for an - * entry that matches our key with everything - * but the first layout stripped off. */ - if (startswith_comma(c->x11_layout, a[1])) - matching = 5; - else { - char *x; - - /* If that didn't work, strip off the - * other layouts from the entry, too */ - x = strndupa(a[1], strcspn(a[1], ",")); - if (startswith_comma(c->x11_layout, x)) - matching = 1; - } - } - - if (matching > 0) { - if (isempty(c->x11_model) || streq_ptr(c->x11_model, a[2])) { - matching++; - - if (streq_ptr(c->x11_variant, a[3])) { - matching++; - - if (streq_ptr(c->x11_options, a[4])) - matching++; - } - } - } - - /* The best matching entry so far, then let's save that */ - if (matching >= MAX(best_matching, 1u)) { - log_debug("Found legacy keymap %s with score %u", - a[0], matching); - - if (matching > best_matching) { - best_matching = matching; - - r = free_and_strdup(new_keymap, a[0]); - if (r < 0) - return r; - } - } - } - - if (best_matching < 10 && c->x11_layout) { - /* The best match is only the first part of the X11 - * keymap. Check if we have a converted map which - * matches just the first layout. - */ - char *l, *v = NULL, *converted; - - l = strndupa(c->x11_layout, strcspn(c->x11_layout, ",")); - if (c->x11_variant) - v = strndupa(c->x11_variant, strcspn(c->x11_variant, ",")); - r = find_converted_keymap(l, v, &converted); - if (r < 0) - return r; - if (r > 0) { - free(*new_keymap); - *new_keymap = converted; - } - } - - return 0; -} - -static int find_language_fallback(const char *lang, char **language) { - _cleanup_fclose_ FILE *f = NULL; - unsigned n = 0; - - assert(language); - - f = fopen(SYSTEMD_LANGUAGE_FALLBACK_MAP, "re"); - if (!f) - return -errno; - - for (;;) { - _cleanup_strv_free_ char **a = NULL; - int r; - - r = read_next_mapping(SYSTEMD_LANGUAGE_FALLBACK_MAP, 2, 2, f, &n, &a); - if (r <= 0) - return r; - - if (streq(lang, a[0])) { - assert(strv_length(a) == 2); - *language = a[1]; - a[1] = NULL; - return 1; - } - } - - assert_not_reached("should not be here"); -} - -static int x11_convert_to_vconsole(Context *c, sd_bus *bus) { - bool modified = false; - int r; - - assert(bus); - - if (isempty(c->x11_layout)) { - - modified = - !isempty(c->vc_keymap) || - !isempty(c->vc_keymap_toggle); - - context_free_x11(c); - } else { - char *new_keymap = NULL; - - r = find_converted_keymap(c->x11_layout, c->x11_variant, &new_keymap); - if (r < 0) - return r; - else if (r == 0) { - r = find_legacy_keymap(c, &new_keymap); - if (r < 0) - return r; - } - - if (!streq_ptr(c->vc_keymap, new_keymap)) { - free(c->vc_keymap); - c->vc_keymap = new_keymap; - c->vc_keymap_toggle = mfree(c->vc_keymap_toggle); - modified = true; - } else - free(new_keymap); - } - - if (modified) { - r = vconsole_write_data(c); - if (r < 0) - log_error_errno(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)); - - sd_bus_emit_properties_changed(bus, - "/org/freedesktop/locale1", - "org.freedesktop.locale1", - "VConsoleKeymap", "VConsoleKeymapToggle", NULL); - - return vconsole_reload(bus); - } else - log_debug("Virtual console keymap was not modified."); - - return 0; -} - -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*, _LOCALE_MAX+1); - if (!l) - return -ENOMEM; - - for (p = 0, q = 0; p < _LOCALE_MAX; p++) { - char *t; - - if (isempty(c->locale[p])) - continue; - - if (asprintf(&t, "%s=%s", names[p], 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[_LOCALE_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 < _LOCALE_MAX; p++) { - size_t k; - - k = strlen(names[p]); - if (startswith(*i, names[p]) && - (*i)[k] == '=' && - locale_is_valid((*i) + k + 1)) { - valid = true; - have[p] = true; - - if (p == LOCALE_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[LOCALE_LANG] && !have[LOCALE_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[LOCALE_LANGUAGE])) { - r = strv_extendf(&l, "LANGUAGE=%s", language); - if (r < 0) - return r; - - have[LOCALE_LANGUAGE] = true; - modified = true; - } - } - } - - /* Check whether a variable is unset */ - if (!modified) - for (p = 0; p < _LOCALE_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, - &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 */ - - STRV_FOREACH(i, l) - for (p = 0; p < _LOCALE_MAX; p++) { - size_t k; - - k = strlen(names[p]); - if (startswith(*i, names[p]) && (*i)[k] == '=') { - r = free_and_strdup(&c->locale[p], *i + k + 1); - if (r < 0) - return r; - break; - } - } - - for (p = 0; p < _LOCALE_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: %s", strerror(-r)); - } - - 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; - - if (isempty(keymap)) - keymap = NULL; - - if (isempty(keymap_toggle)) - keymap_toggle = NULL; - - 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_set_errnof(error, -EINVAL, "Received invalid keymap data"); - - 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: %s", strerror(-r)); - } - - 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(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); -} - -#ifdef 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); - log_internalv(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, fmt, args); -} - -#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; - - if (isempty(layout)) - layout = NULL; - - if (isempty(model)) - model = NULL; - - if (isempty(variant)) - variant = NULL; - - if (isempty(options)) - options = NULL; - - 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_set_errnof(error, -EINVAL, "Received invalid keyboard data"); - - 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 */ - - 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: %s", strerror(-r)); - } - - 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(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"); - goto finish; - } - -finish: - return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; -} -- cgit v1.2.3-54-g00ecf