| /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
| |
| /*** |
| This file is part of systemd. |
| |
| Copyright 2011 Lennart Poettering |
| |
| systemd is free software; you can redistribute it and/or modify it |
| under the terms of the GNU Lesser General Public License as published by |
| the Free Software Foundation; either version 2.1 of the License, or |
| (at your option) any later version. |
| |
| systemd is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public License |
| along with systemd; If not, see <http://www.gnu.org/licenses/>. |
| ***/ |
| |
| #include <dbus/dbus.h> |
| |
| #include <errno.h> |
| #include <string.h> |
| #include <unistd.h> |
| |
| #include "util.h" |
| #include "mkdir.h" |
| #include "strv.h" |
| #include "dbus-common.h" |
| #include "polkit.h" |
| #include "def.h" |
| #include "env-util.h" |
| #include "fileio.h" |
| #include "fileio-label.h" |
| #include "label.h" |
| |
| #define INTERFACE \ |
| " <interface name=\"org.freedesktop.locale1\">\n" \ |
| " <property name=\"Locale\" type=\"as\" access=\"read\"/>\n" \ |
| " <property name=\"VConsoleKeymap\" type=\"s\" access=\"read\"/>\n" \ |
| " <property name=\"VConsoleKeymapToggle\" type=\"s\" access=\"read\"/>\n" \ |
| " <property name=\"X11Layout\" type=\"s\" access=\"read\"/>\n" \ |
| " <property name=\"X11Model\" type=\"s\" access=\"read\"/>\n" \ |
| " <property name=\"X11Variant\" type=\"s\" access=\"read\"/>\n" \ |
| " <property name=\"X11Options\" type=\"s\" access=\"read\"/>\n" \ |
| " <method name=\"SetLocale\">\n" \ |
| " <arg name=\"locale\" type=\"as\" direction=\"in\"/>\n" \ |
| " <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \ |
| " </method>\n" \ |
| " <method name=\"SetVConsoleKeyboard\">\n" \ |
| " <arg name=\"keymap\" type=\"s\" direction=\"in\"/>\n" \ |
| " <arg name=\"keymap_toggle\" type=\"s\" direction=\"in\"/>\n" \ |
| " <arg name=\"convert\" type=\"b\" direction=\"in\"/>\n" \ |
| " <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \ |
| " </method>\n" \ |
| " <method name=\"SetX11Keyboard\">\n" \ |
| " <arg name=\"layout\" type=\"s\" direction=\"in\"/>\n" \ |
| " <arg name=\"model\" type=\"s\" direction=\"in\"/>\n" \ |
| " <arg name=\"variant\" type=\"s\" direction=\"in\"/>\n" \ |
| " <arg name=\"options\" type=\"s\" direction=\"in\"/>\n" \ |
| " <arg name=\"convert\" type=\"b\" direction=\"in\"/>\n" \ |
| " <arg name=\"user_interaction\" type=\"b\" direction=\"in\"/>\n" \ |
| " </method>\n" \ |
| " </interface>\n" |
| |
| #define INTROSPECTION \ |
| DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE \ |
| "<node>\n" \ |
| INTERFACE \ |
| BUS_PROPERTIES_INTERFACE \ |
| BUS_INTROSPECTABLE_INTERFACE \ |
| BUS_PEER_INTERFACE \ |
| "</node>\n" |
| |
| #define INTERFACES_LIST \ |
| BUS_GENERIC_INTERFACES_LIST \ |
| "org.freedesktop.locale1\0" |
| |
| const char locale_interface[] _introspect_("locale1") = INTERFACE; |
| |
| enum { |
| /* We don't list LC_ALL here on purpose. People should be |
| * using LANG instead. */ |
| |
| PROP_LANG, |
| PROP_LANGUAGE, |
| PROP_LC_CTYPE, |
| PROP_LC_NUMERIC, |
| PROP_LC_TIME, |
| PROP_LC_COLLATE, |
| PROP_LC_MONETARY, |
| PROP_LC_MESSAGES, |
| PROP_LC_PAPER, |
| PROP_LC_NAME, |
| PROP_LC_ADDRESS, |
| PROP_LC_TELEPHONE, |
| PROP_LC_MEASUREMENT, |
| PROP_LC_IDENTIFICATION, |
| _PROP_MAX |
| }; |
| |
| static const char * const names[_PROP_MAX] = { |
| [PROP_LANG] = "LANG", |
| [PROP_LANGUAGE] = "LANGUAGE", |
| [PROP_LC_CTYPE] = "LC_CTYPE", |
| [PROP_LC_NUMERIC] = "LC_NUMERIC", |
| [PROP_LC_TIME] = "LC_TIME", |
| [PROP_LC_COLLATE] = "LC_COLLATE", |
| [PROP_LC_MONETARY] = "LC_MONETARY", |
| [PROP_LC_MESSAGES] = "LC_MESSAGES", |
| [PROP_LC_PAPER] = "LC_PAPER", |
| [PROP_LC_NAME] = "LC_NAME", |
| [PROP_LC_ADDRESS] = "LC_ADDRESS", |
| [PROP_LC_TELEPHONE] = "LC_TELEPHONE", |
| [PROP_LC_MEASUREMENT] = "LC_MEASUREMENT", |
| [PROP_LC_IDENTIFICATION] = "LC_IDENTIFICATION" |
| }; |
| |
| static char *data[_PROP_MAX] = {}; |
| |
| typedef struct State { |
| char *x11_layout, *x11_model, *x11_variant, *x11_options; |
| char *vc_keymap, *vc_keymap_toggle; |
| } State; |
| |
| static State state; |
| |
| static usec_t remain_until = 0; |
| |
| static int free_and_set(char **s, const char *v) { |
| int r; |
| char *t; |
| |
| assert(s); |
| |
| r = strdup_or_null(isempty(v) ? NULL : v, &t); |
| if (r < 0) |
| return r; |
| |
| free(*s); |
| *s = t; |
| |
| return 0; |
| } |
| |
| static void free_data_locale(void) { |
| int p; |
| |
| for (p = 0; p < _PROP_MAX; p++) { |
| free(data[p]); |
| data[p] = NULL; |
| } |
| } |
| |
| static void free_data_x11(void) { |
| free(state.x11_layout); |
| free(state.x11_model); |
| free(state.x11_variant); |
| free(state.x11_options); |
| |
| state.x11_layout = state.x11_model = state.x11_variant = state.x11_options = NULL; |
| } |
| |
| static void free_data_vconsole(void) { |
| free(state.vc_keymap); |
| free(state.vc_keymap_toggle); |
| |
| state.vc_keymap = state.vc_keymap_toggle = NULL; |
| } |
| |
| static void simplify(void) { |
| int p; |
| |
| for (p = 1; p < _PROP_MAX; p++) |
| if (isempty(data[p]) || streq_ptr(data[PROP_LANG], data[p])) { |
| free(data[p]); |
| data[p] = NULL; |
| } |
| } |
| |
| static int read_data_locale(void) { |
| int r; |
| |
| free_data_locale(); |
| |
| r = parse_env_file("/etc/locale.conf", NEWLINE, |
| "LANG", &data[PROP_LANG], |
| "LANGUAGE", &data[PROP_LANGUAGE], |
| "LC_CTYPE", &data[PROP_LC_CTYPE], |
| "LC_NUMERIC", &data[PROP_LC_NUMERIC], |
| "LC_TIME", &data[PROP_LC_TIME], |
| "LC_COLLATE", &data[PROP_LC_COLLATE], |
| "LC_MONETARY", &data[PROP_LC_MONETARY], |
| "LC_MESSAGES", &data[PROP_LC_MESSAGES], |
| "LC_PAPER", &data[PROP_LC_PAPER], |
| "LC_NAME", &data[PROP_LC_NAME], |
| "LC_ADDRESS", &data[PROP_LC_ADDRESS], |
| "LC_TELEPHONE", &data[PROP_LC_TELEPHONE], |
| "LC_MEASUREMENT", &data[PROP_LC_MEASUREMENT], |
| "LC_IDENTIFICATION", &data[PROP_LC_IDENTIFICATION], |
| NULL); |
| |
| if (r == -ENOENT) { |
| int p; |
| |
| /* Fill in what we got passed from systemd. */ |
| |
| for (p = 0; p < _PROP_MAX; p++) { |
| char *e, *d; |
| |
| assert(names[p]); |
| |
| e = getenv(names[p]); |
| if (e) { |
| d = strdup(e); |
| if (!d) |
| return -ENOMEM; |
| } else |
| d = NULL; |
| |
| free(data[p]); |
| data[p] = d; |
| } |
| |
| r = 0; |
| } |
| |
| simplify(); |
| return r; |
| } |
| |
| static void free_data(void) { |
| free_data_locale(); |
| free_data_vconsole(); |
| free_data_x11(); |
| } |
| |
| static int read_data_vconsole(void) { |
| int r; |
| |
| free_data_vconsole(); |
| |
| r = parse_env_file("/etc/vconsole.conf", NEWLINE, |
| "KEYMAP", &state.vc_keymap, |
| "KEYMAP_TOGGLE", &state.vc_keymap_toggle, |
| NULL); |
| |
| if (r < 0 && r != -ENOENT) |
| return r; |
| |
| return 0; |
| } |
| |
| static int read_data_x11(void) { |
| FILE *f; |
| char line[LINE_MAX]; |
| bool in_section = false; |
| |
| free_data_x11(); |
| |
| 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")) { |
| char **a; |
| |
| a = strv_split_quoted(l); |
| if (!a) { |
| fclose(f); |
| return -ENOMEM; |
| } |
| |
| if (strv_length(a) == 3) { |
| |
| if (streq(a[1], "XkbLayout")) { |
| free(state.x11_layout); |
| state.x11_layout = a[2]; |
| a[2] = NULL; |
| } else if (streq(a[1], "XkbModel")) { |
| free(state.x11_model); |
| state.x11_model = a[2]; |
| a[2] = NULL; |
| } else if (streq(a[1], "XkbVariant")) { |
| free(state.x11_variant); |
| state.x11_variant = a[2]; |
| a[2] = NULL; |
| } else if (streq(a[1], "XkbOptions")) { |
| free(state.x11_options); |
| state.x11_options = a[2]; |
| a[2] = NULL; |
| } |
| } |
| |
| strv_free(a); |
| |
| } else if (!in_section && first_word(l, "Section")) { |
| char **a; |
| |
| a = strv_split_quoted(l); |
| if (!a) { |
| fclose(f); |
| return -ENOMEM; |
| } |
| |
| if (strv_length(a) == 2 && streq(a[1], "InputClass")) |
| in_section = true; |
| |
| strv_free(a); |
| } else if (in_section && first_word(l, "EndSection")) |
| in_section = false; |
| } |
| |
| fclose(f); |
| |
| return 0; |
| } |
| |
| static int read_data(void) { |
| int r, q, p; |
| |
| r = read_data_locale(); |
| q = read_data_vconsole(); |
| p = read_data_x11(); |
| |
| return r < 0 ? r : q < 0 ? q : p; |
| } |
| |
| static int write_data_locale(void) { |
| int r, p; |
| char **l = NULL; |
| |
| r = load_env_file("/etc/locale.conf", NULL, &l); |
| if (r < 0 && r != -ENOENT) |
| return r; |
| |
| for (p = 0; p < _PROP_MAX; p++) { |
| char *t, **u; |
| |
| assert(names[p]); |
| |
| if (isempty(data[p])) { |
| l = strv_env_unset(l, names[p]); |
| continue; |
| } |
| |
| if (asprintf(&t, "%s=%s", names[p], data[p]) < 0) { |
| strv_free(l); |
| return -ENOMEM; |
| } |
| |
| u = strv_env_set(l, t); |
| free(t); |
| strv_free(l); |
| |
| if (!u) |
| return -ENOMEM; |
| |
| l = u; |
| } |
| |
| if (strv_isempty(l)) { |
| strv_free(l); |
| |
| if (unlink("/etc/locale.conf") < 0) |
| return errno == ENOENT ? 0 : -errno; |
| |
| return 0; |
| } |
| |
| r = write_env_file_label("/etc/locale.conf", l); |
| strv_free(l); |
| |
| return r; |
| } |
| |
| static void push_data(DBusConnection *bus) { |
| char **l_set = NULL, **l_unset = NULL, **t; |
| int c_set = 0, c_unset = 0, p; |
| DBusError error; |
| DBusMessage *m = NULL, *reply = NULL; |
| DBusMessageIter iter, sub; |
| |
| dbus_error_init(&error); |
| |
| assert(bus); |
| |
| l_set = new0(char*, _PROP_MAX); |
| l_unset = new0(char*, _PROP_MAX); |
| if (!l_set || !l_unset) { |
| log_oom(); |
| goto finish; |
| } |
| |
| for (p = 0; p < _PROP_MAX; p++) { |
| assert(names[p]); |
| |
| if (isempty(data[p])) |
| l_unset[c_set++] = (char*) names[p]; |
| else { |
| char *s; |
| |
| if (asprintf(&s, "%s=%s", names[p], data[p]) < 0) { |
| log_oom(); |
| goto finish; |
| } |
| |
| l_set[c_unset++] = s; |
| } |
| } |
| |
| assert(c_set + c_unset == _PROP_MAX); |
| m = dbus_message_new_method_call("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "UnsetAndSetEnvironment"); |
| if (!m) { |
| log_error("Could not allocate message."); |
| goto finish; |
| } |
| |
| dbus_message_iter_init_append(m, &iter); |
| |
| if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub)) { |
| log_oom(); |
| goto finish; |
| } |
| |
| STRV_FOREACH(t, l_unset) |
| if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, t)) { |
| log_oom(); |
| goto finish; |
| } |
| |
| if (!dbus_message_iter_close_container(&iter, &sub) || |
| !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub)) { |
| log_oom(); |
| goto finish; |
| } |
| |
| STRV_FOREACH(t, l_set) |
| if (!dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, t)) { |
| log_oom(); |
| goto finish; |
| } |
| |
| if (!dbus_message_iter_close_container(&iter, &sub)) { |
| log_oom(); |
| goto finish; |
| } |
| |
| reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error); |
| if (!reply) { |
| log_error("Failed to set locale information: %s", bus_error_message(&error)); |
| goto finish; |
| } |
| |
| finish: |
| if (m) |
| dbus_message_unref(m); |
| |
| if (reply) |
| dbus_message_unref(reply); |
| |
| dbus_error_free(&error); |
| |
| strv_free(l_set); |
| free(l_unset); |
| } |
| |
| static int write_data_vconsole(void) { |
| int r; |
| char **l = NULL; |
| |
| r = load_env_file("/etc/vconsole.conf", NULL, &l); |
| if (r < 0 && r != -ENOENT) |
| return r; |
| |
| if (isempty(state.vc_keymap)) |
| l = strv_env_unset(l, "KEYMAP"); |
| else { |
| char *s, **u; |
| |
| s = strappend("KEYMAP=", state.vc_keymap); |
| if (!s) { |
| strv_free(l); |
| return -ENOMEM; |
| } |
| |
| u = strv_env_set(l, s); |
| free(s); |
| strv_free(l); |
| |
| if (!u) |
| return -ENOMEM; |
| |
| l = u; |
| } |
| |
| if (isempty(state.vc_keymap_toggle)) |
| l = strv_env_unset(l, "KEYMAP_TOGGLE"); |
| else { |
| char *s, **u; |
| |
| s = strappend("KEYMAP_TOGGLE=", state.vc_keymap_toggle); |
| if (!s) { |
| strv_free(l); |
| return -ENOMEM; |
| } |
| |
| u = strv_env_set(l, s); |
| free(s); |
| strv_free(l); |
| |
| if (!u) |
| return -ENOMEM; |
| |
| l = u; |
| } |
| |
| if (strv_isempty(l)) { |
| strv_free(l); |
| |
| if (unlink("/etc/vconsole.conf") < 0) |
| return errno == ENOENT ? 0 : -errno; |
| |
| return 0; |
| } |
| |
| r = write_env_file_label("/etc/vconsole.conf", l); |
| strv_free(l); |
| |
| return r; |
| } |
| |
| static int write_data_x11(void) { |
| FILE *f; |
| char *temp_path; |
| int r; |
| |
| if (isempty(state.x11_layout) && |
| isempty(state.x11_model) && |
| isempty(state.x11_variant) && |
| isempty(state.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(state.x11_layout)) |
| fprintf(f, " Option \"XkbLayout\" \"%s\"\n", state.x11_layout); |
| |
| if (!isempty(state.x11_model)) |
| fprintf(f, " Option \"XkbModel\" \"%s\"\n", state.x11_model); |
| |
| if (!isempty(state.x11_variant)) |
| fprintf(f, " Option \"XkbVariant\" \"%s\"\n", state.x11_variant); |
| |
| if (!isempty(state.x11_options)) |
| fprintf(f, " Option \"XkbOptions\" \"%s\"\n", state.x11_options); |
| |
| fputs("EndSection\n", f); |
| fflush(f); |
| |
| if (ferror(f) || rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) { |
| r = -errno; |
| unlink("/etc/X11/xorg.conf.d/00-keyboard.conf"); |
| unlink(temp_path); |
| } else |
| r = 0; |
| |
| fclose(f); |
| free(temp_path); |
| |
| return r; |
| } |
| |
| static int load_vconsole_keymap(DBusConnection *bus, DBusError *error) { |
| DBusMessage *m = NULL, *reply = NULL; |
| const char *name = "systemd-vconsole-setup.service", *mode = "replace"; |
| int r; |
| DBusError _error; |
| |
| assert(bus); |
| |
| if (!error) { |
| dbus_error_init(&_error); |
| error = &_error; |
| } |
| |
| m = dbus_message_new_method_call( |
| "org.freedesktop.systemd1", |
| "/org/freedesktop/systemd1", |
| "org.freedesktop.systemd1.Manager", |
| "RestartUnit"); |
| if (!m) { |
| log_error("Could not allocate message."); |
| r = -ENOMEM; |
| goto finish; |
| } |
| |
| if (!dbus_message_append_args(m, |
| DBUS_TYPE_STRING, &name, |
| DBUS_TYPE_STRING, &mode, |
| DBUS_TYPE_INVALID)) { |
| log_error("Could not append arguments to message."); |
| r = -ENOMEM; |
| goto finish; |
| } |
| |
| reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error); |
| if (!reply) { |
| log_error("Failed to issue method call: %s", bus_error_message(error)); |
| r = -EIO; |
| goto finish; |
| } |
| |
| r = 0; |
| |
| finish: |
| if (m) |
| dbus_message_unref(m); |
| |
| if (reply) |
| dbus_message_unref(reply); |
| |
| if (error == &_error) |
| dbus_error_free(error); |
| |
| return r; |
| } |
| |
| static char *strnulldash(const char *s) { |
| return s == NULL || *s == 0 || (s[0] == '-' && s[1] == 0) ? NULL : (char*) s; |
| } |
| |
| static int read_next_mapping(FILE *f, unsigned *n, char ***a) { |
| assert(f); |
| assert(n); |
| assert(a); |
| |
| for (;;) { |
| char line[LINE_MAX]; |
| char *l, **b; |
| |
| errno = 0; |
| if (!fgets(line, sizeof(line), f)) { |
| |
| if (ferror(f)) |
| return errno ? -errno : -EIO; |
| |
| return 0; |
| } |
| |
| (*n) ++; |
| |
| l = strstrip(line); |
| if (l[0] == 0 || l[0] == '#') |
| continue; |
| |
| b = strv_split_quoted(l); |
| if (!b) |
| return -ENOMEM; |
| |
| if (strv_length(b) < 5) { |
| log_error("Invalid line "SYSTEMD_KBD_MODEL_MAP":%u, ignoring.", *n); |
| strv_free(b); |
| continue; |
| |
| } |
| |
| *a = b; |
| return 1; |
| } |
| } |
| |
| static int convert_vconsole_to_x11(DBusConnection *connection) { |
| bool modified = false; |
| |
| assert(connection); |
| |
| if (isempty(state.vc_keymap)) { |
| |
| modified = |
| !isempty(state.x11_layout) || |
| !isempty(state.x11_model) || |
| !isempty(state.x11_variant) || |
| !isempty(state.x11_options); |
| |
| free_data_x11(); |
| } else { |
| FILE *f; |
| unsigned n = 0; |
| |
| f = fopen(SYSTEMD_KBD_MODEL_MAP, "re"); |
| if (!f) |
| return -errno; |
| |
| for (;;) { |
| char **a; |
| int r; |
| |
| r = read_next_mapping(f, &n, &a); |
| if (r < 0) { |
| fclose(f); |
| return r; |
| } |
| |
| if (r == 0) |
| break; |
| |
| if (!streq(state.vc_keymap, a[0])) { |
| strv_free(a); |
| continue; |
| } |
| |
| if (!streq_ptr(state.x11_layout, strnulldash(a[1])) || |
| !streq_ptr(state.x11_model, strnulldash(a[2])) || |
| !streq_ptr(state.x11_variant, strnulldash(a[3])) || |
| !streq_ptr(state.x11_options, strnulldash(a[4]))) { |
| |
| if (free_and_set(&state.x11_layout, strnulldash(a[1])) < 0 || |
| free_and_set(&state.x11_model, strnulldash(a[2])) < 0 || |
| free_and_set(&state.x11_variant, strnulldash(a[3])) < 0 || |
| free_and_set(&state.x11_options, strnulldash(a[4])) < 0) { |
| strv_free(a); |
| fclose(f); |
| return -ENOMEM; |
| } |
| |
| modified = true; |
| } |
| |
| strv_free(a); |
| break; |
| } |
| |
| fclose(f); |
| } |
| |
| if (modified) { |
| dbus_bool_t b; |
| DBusMessage *changed; |
| int r; |
| |
| r = write_data_x11(); |
| if (r < 0) |
| log_error("Failed to set X11 keyboard layout: %s", strerror(-r)); |
| |
| changed = bus_properties_changed_new( |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "X11Layout\0" |
| "X11Model\0" |
| "X11Variant\0" |
| "X11Options\0"); |
| |
| if (!changed) |
| return -ENOMEM; |
| |
| b = dbus_connection_send(connection, changed, NULL); |
| dbus_message_unref(changed); |
| |
| if (!b) |
| return -ENOMEM; |
| } |
| |
| return 0; |
| } |
| |
| static int convert_x11_to_vconsole(DBusConnection *connection) { |
| bool modified = false; |
| |
| assert(connection); |
| |
| if (isempty(state.x11_layout)) { |
| |
| modified = |
| !isempty(state.vc_keymap) || |
| !isempty(state.vc_keymap_toggle); |
| |
| free_data_x11(); |
| } else { |
| FILE *f; |
| unsigned n = 0; |
| unsigned best_matching = 0; |
| char *new_keymap = NULL; |
| |
| f = fopen(SYSTEMD_KBD_MODEL_MAP, "re"); |
| if (!f) |
| return -errno; |
| |
| for (;;) { |
| char **a; |
| unsigned matching = 0; |
| int r; |
| |
| r = read_next_mapping(f, &n, &a); |
| if (r < 0) { |
| fclose(f); |
| return r; |
| } |
| |
| if (r == 0) |
| break; |
| |
| /* Determine how well matching this entry is */ |
| if (streq_ptr(state.x11_layout, a[1])) |
| /* If we got an exact match, this is best */ |
| matching = 10; |
| else { |
| size_t x; |
| |
| x = strcspn(state.x11_layout, ","); |
| |
| /* We have multiple X layouts, look |
| * for an entry that matches our key |
| * with the everything but the first |
| * layout stripped off. */ |
| if (x > 0 && |
| strlen(a[1]) == x && |
| strneq(state.x11_layout, a[1], x)) |
| matching = 5; |
| else { |
| size_t w; |
| |
| /* If that didn't work, strip |
| * off the other layouts from |
| * the entry, too */ |
| |
| w = strcspn(a[1], ","); |
| |
| if (x > 0 && x == w && |
| memcmp(state.x11_layout, a[1], x) == 0) |
| matching = 1; |
| } |
| } |
| |
| if (matching > 0 && |
| streq_ptr(state.x11_model, a[2])) { |
| matching++; |
| |
| if (streq_ptr(state.x11_variant, a[3])) { |
| matching++; |
| |
| if (streq_ptr(state.x11_options, a[4])) |
| matching++; |
| } |
| } |
| |
| /* The best matching entry so far, then let's |
| * save that */ |
| if (matching > best_matching) { |
| best_matching = matching; |
| |
| free(new_keymap); |
| new_keymap = strdup(a[0]); |
| |
| if (!new_keymap) { |
| strv_free(a); |
| fclose(f); |
| return -ENOMEM; |
| } |
| } |
| |
| strv_free(a); |
| } |
| |
| fclose(f); |
| |
| if (!streq_ptr(state.vc_keymap, new_keymap)) { |
| free(state.vc_keymap); |
| state.vc_keymap = new_keymap; |
| |
| free(state.vc_keymap_toggle); |
| state.vc_keymap_toggle = NULL; |
| |
| modified = true; |
| } else |
| free(new_keymap); |
| } |
| |
| if (modified) { |
| dbus_bool_t b; |
| DBusMessage *changed; |
| int r; |
| |
| r = write_data_vconsole(); |
| if (r < 0) |
| log_error("Failed to set virtual console keymap: %s", strerror(-r)); |
| |
| changed = bus_properties_changed_new( |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "VConsoleKeymap\0" |
| "VConsoleKeymapToggle\0"); |
| |
| if (!changed) |
| return -ENOMEM; |
| |
| b = dbus_connection_send(connection, changed, NULL); |
| dbus_message_unref(changed); |
| |
| if (!b) |
| return -ENOMEM; |
| |
| return load_vconsole_keymap(connection, NULL); |
| } |
| |
| return 0; |
| } |
| |
| static int append_locale(DBusMessageIter *i, const char *property, void *userdata) { |
| int r, c = 0, p; |
| char **l; |
| |
| l = new0(char*, _PROP_MAX+1); |
| if (!l) |
| return -ENOMEM; |
| |
| for (p = 0; p < _PROP_MAX; p++) { |
| char *t; |
| |
| if (isempty(data[p])) |
| continue; |
| |
| if (asprintf(&t, "%s=%s", names[p], data[p]) < 0) { |
| strv_free(l); |
| return -ENOMEM; |
| } |
| |
| l[c++] = t; |
| } |
| |
| r = bus_property_append_strv(i, property, (void*) l); |
| strv_free(l); |
| |
| return r; |
| } |
| |
| static const BusProperty bus_locale_properties[] = { |
| { "Locale", append_locale, "as", 0 }, |
| { "X11Layout", bus_property_append_string, "s", offsetof(State, x11_layout), true }, |
| { "X11Model", bus_property_append_string, "s", offsetof(State, x11_model), true }, |
| { "X11Variant", bus_property_append_string, "s", offsetof(State, x11_variant), true }, |
| { "X11Options", bus_property_append_string, "s", offsetof(State, x11_options), true }, |
| { "VConsoleKeymap", bus_property_append_string, "s", offsetof(State, vc_keymap), true }, |
| { "VConsoleKeymapToggle", bus_property_append_string, "s", offsetof(State, vc_keymap_toggle), true }, |
| { NULL, } |
| }; |
| |
| static const BusBoundProperties bps[] = { |
| { "org.freedesktop.locale1", bus_locale_properties, &state }, |
| { NULL, } |
| }; |
| |
| static DBusHandlerResult locale_message_handler( |
| DBusConnection *connection, |
| DBusMessage *message, |
| void *userdata) { |
| |
| DBusMessage *reply = NULL, *changed = NULL; |
| DBusError error; |
| int r; |
| |
| assert(connection); |
| assert(message); |
| |
| dbus_error_init(&error); |
| |
| if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetLocale")) { |
| char **l = NULL, **i; |
| dbus_bool_t interactive; |
| DBusMessageIter iter; |
| bool modified = false; |
| bool passed[_PROP_MAX] = {}; |
| int p; |
| |
| if (!dbus_message_iter_init(message, &iter)) |
| return bus_send_error_reply(connection, message, NULL, -EINVAL); |
| |
| r = bus_parse_strv_iter(&iter, &l); |
| if (r < 0) { |
| if (r == -ENOMEM) |
| goto oom; |
| |
| return bus_send_error_reply(connection, message, NULL, r); |
| } |
| |
| if (!dbus_message_iter_next(&iter) || |
| dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_BOOLEAN) { |
| strv_free(l); |
| return bus_send_error_reply(connection, message, NULL, -EINVAL); |
| } |
| |
| dbus_message_iter_get_basic(&iter, &interactive); |
| |
| /* Check whether a variable changed and if so valid */ |
| STRV_FOREACH(i, l) { |
| bool valid = false; |
| |
| for (p = 0; p < _PROP_MAX; p++) { |
| size_t k; |
| |
| k = strlen(names[p]); |
| if (startswith(*i, names[p]) && |
| (*i)[k] == '=' && |
| string_is_safe((*i) + k + 1)) { |
| valid = true; |
| passed[p] = true; |
| |
| if (!streq_ptr(*i + k + 1, data[p])) |
| modified = true; |
| |
| break; |
| } |
| } |
| |
| if (!valid) { |
| strv_free(l); |
| return bus_send_error_reply(connection, message, NULL, -EINVAL); |
| } |
| } |
| |
| /* Check whether a variable is unset */ |
| if (!modified) { |
| for (p = 0; p < _PROP_MAX; p++) |
| if (!isempty(data[p]) && !passed[p]) { |
| modified = true; |
| break; |
| } |
| } |
| |
| if (modified) { |
| |
| r = verify_polkit(connection, message, "org.freedesktop.locale1.set-locale", interactive, NULL, &error); |
| if (r < 0) { |
| strv_free(l); |
| return bus_send_error_reply(connection, message, &error, r); |
| } |
| |
| STRV_FOREACH(i, l) { |
| for (p = 0; p < _PROP_MAX; p++) { |
| size_t k; |
| |
| k = strlen(names[p]); |
| if (startswith(*i, names[p]) && (*i)[k] == '=') { |
| char *t; |
| |
| t = strdup(*i + k + 1); |
| if (!t) { |
| strv_free(l); |
| goto oom; |
| } |
| |
| free(data[p]); |
| data[p] = t; |
| |
| break; |
| } |
| } |
| } |
| |
| strv_free(l); |
| |
| for (p = 0; p < _PROP_MAX; p++) { |
| if (passed[p]) |
| continue; |
| |
| free(data[p]); |
| data[p] = NULL; |
| } |
| |
| simplify(); |
| |
| r = write_data_locale(); |
| if (r < 0) { |
| log_error("Failed to set locale: %s", strerror(-r)); |
| return bus_send_error_reply(connection, message, NULL, r); |
| } |
| |
| push_data(connection); |
| |
| log_info("Changed locale information."); |
| |
| changed = bus_properties_changed_new( |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "Locale\0"); |
| if (!changed) |
| goto oom; |
| } else |
| strv_free(l); |
| |
| } else if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetVConsoleKeyboard")) { |
| |
| const char *keymap, *keymap_toggle; |
| dbus_bool_t convert, interactive; |
| |
| if (!dbus_message_get_args( |
| message, |
| &error, |
| DBUS_TYPE_STRING, &keymap, |
| DBUS_TYPE_STRING, &keymap_toggle, |
| DBUS_TYPE_BOOLEAN, &convert, |
| DBUS_TYPE_BOOLEAN, &interactive, |
| DBUS_TYPE_INVALID)) |
| return bus_send_error_reply(connection, message, &error, -EINVAL); |
| |
| if (isempty(keymap)) |
| keymap = NULL; |
| |
| if (isempty(keymap_toggle)) |
| keymap_toggle = NULL; |
| |
| if (!streq_ptr(keymap, state.vc_keymap) || |
| !streq_ptr(keymap_toggle, state.vc_keymap_toggle)) { |
| |
| if ((keymap && (!filename_is_safe(keymap) || !string_is_safe(keymap))) || |
| (keymap_toggle && (!filename_is_safe(keymap_toggle) || !string_is_safe(keymap_toggle)))) |
| return bus_send_error_reply(connection, message, NULL, -EINVAL); |
| |
| r = verify_polkit(connection, message, "org.freedesktop.locale1.set-keyboard", interactive, NULL, &error); |
| if (r < 0) |
| return bus_send_error_reply(connection, message, &error, r); |
| |
| if (free_and_set(&state.vc_keymap, keymap) < 0 || |
| free_and_set(&state.vc_keymap_toggle, keymap_toggle) < 0) |
| goto oom; |
| |
| r = write_data_vconsole(); |
| if (r < 0) { |
| log_error("Failed to set virtual console keymap: %s", strerror(-r)); |
| return bus_send_error_reply(connection, message, NULL, r); |
| } |
| |
| log_info("Changed virtual console keymap to '%s'", strempty(state.vc_keymap)); |
| |
| r = load_vconsole_keymap(connection, NULL); |
| if (r < 0) |
| log_error("Failed to request keymap reload: %s", strerror(-r)); |
| |
| changed = bus_properties_changed_new( |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "VConsoleKeymap\0" |
| "VConsoleKeymapToggle\0"); |
| if (!changed) |
| goto oom; |
| |
| if (convert) { |
| r = convert_vconsole_to_x11(connection); |
| |
| if (r < 0) |
| log_error("Failed to convert keymap data: %s", strerror(-r)); |
| } |
| } |
| |
| } else if (dbus_message_is_method_call(message, "org.freedesktop.locale1", "SetX11Keyboard")) { |
| |
| const char *layout, *model, *variant, *options; |
| dbus_bool_t convert, interactive; |
| |
| if (!dbus_message_get_args( |
| message, |
| &error, |
| DBUS_TYPE_STRING, &layout, |
| DBUS_TYPE_STRING, &model, |
| DBUS_TYPE_STRING, &variant, |
| DBUS_TYPE_STRING, &options, |
| DBUS_TYPE_BOOLEAN, &convert, |
| DBUS_TYPE_BOOLEAN, &interactive, |
| DBUS_TYPE_INVALID)) |
| return bus_send_error_reply(connection, message, &error, -EINVAL); |
| |
| if (isempty(layout)) |
| layout = NULL; |
| |
| if (isempty(model)) |
| model = NULL; |
| |
| if (isempty(variant)) |
| variant = NULL; |
| |
| if (isempty(options)) |
| options = NULL; |
| |
| if (!streq_ptr(layout, state.x11_layout) || |
| !streq_ptr(model, state.x11_model) || |
| !streq_ptr(variant, state.x11_variant) || |
| !streq_ptr(options, state.x11_options)) { |
| |
| if ((layout && !string_is_safe(layout)) || |
| (model && !string_is_safe(model)) || |
| (variant && !string_is_safe(variant)) || |
| (options && !string_is_safe(options))) |
| return bus_send_error_reply(connection, message, NULL, -EINVAL); |
| |
| r = verify_polkit(connection, message, "org.freedesktop.locale1.set-keyboard", interactive, NULL, &error); |
| if (r < 0) |
| return bus_send_error_reply(connection, message, &error, r); |
| |
| if (free_and_set(&state.x11_layout, layout) < 0 || |
| free_and_set(&state.x11_model, model) < 0 || |
| free_and_set(&state.x11_variant, variant) < 0 || |
| free_and_set(&state.x11_options, options) < 0) |
| goto oom; |
| |
| r = write_data_x11(); |
| if (r < 0) { |
| log_error("Failed to set X11 keyboard layout: %s", strerror(-r)); |
| return bus_send_error_reply(connection, message, NULL, r); |
| } |
| |
| log_info("Changed X11 keyboard layout to '%s'", strempty(state.x11_layout)); |
| |
| changed = bus_properties_changed_new( |
| "/org/freedesktop/locale1", |
| "org.freedesktop.locale1", |
| "X11Layout\0" |
| "X11Model\0" |
| "X11Variant\0" |
| "X11Options\0"); |
| if (!changed) |
| goto oom; |
| |
| if (convert) { |
| r = convert_x11_to_vconsole(connection); |
| |
| if (r < 0) |
| log_error("Failed to convert keymap data: %s", strerror(-r)); |
| } |
| } |
| } else |
| return bus_default_message_handler(connection, message, INTROSPECTION, INTERFACES_LIST, bps); |
| |
| if (!(reply = dbus_message_new_method_return(message))) |
| goto oom; |
| |
| if (!bus_maybe_send_reply(connection, message, reply)) |
| goto oom; |
| |
| dbus_message_unref(reply); |
| reply = NULL; |
| |
| if (changed) { |
| |
| if (!dbus_connection_send(connection, changed, NULL)) |
| goto oom; |
| |
| dbus_message_unref(changed); |
| } |
| |
| return DBUS_HANDLER_RESULT_HANDLED; |
| |
| oom: |
| if (reply) |
| dbus_message_unref(reply); |
| |
| if (changed) |
| dbus_message_unref(changed); |
| |
| dbus_error_free(&error); |
| |
| return DBUS_HANDLER_RESULT_NEED_MEMORY; |
| } |
| |
| static int connect_bus(DBusConnection **_bus) { |
| static const DBusObjectPathVTable locale_vtable = { |
| .message_function = locale_message_handler |
| }; |
| DBusError error; |
| DBusConnection *bus = NULL; |
| int r; |
| |
| assert(_bus); |
| |
| dbus_error_init(&error); |
| |
| bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, &error); |
| if (!bus) { |
| log_error("Failed to get system D-Bus connection: %s", bus_error_message(&error)); |
| r = -ECONNREFUSED; |
| goto fail; |
| } |
| |
| dbus_connection_set_exit_on_disconnect(bus, FALSE); |
| |
| if (!dbus_connection_register_object_path(bus, "/org/freedesktop/locale1", &locale_vtable, NULL) || |
| !dbus_connection_add_filter(bus, bus_exit_idle_filter, &remain_until, NULL)) { |
| r = log_oom(); |
| goto fail; |
| } |
| |
| r = dbus_bus_request_name(bus, "org.freedesktop.locale1", DBUS_NAME_FLAG_DO_NOT_QUEUE, &error); |
| if (dbus_error_is_set(&error)) { |
| log_error("Failed to register name on bus: %s", bus_error_message(&error)); |
| r = -EEXIST; |
| goto fail; |
| } |
| |
| if (r != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER) { |
| log_error("Failed to acquire name."); |
| r = -EEXIST; |
| goto fail; |
| } |
| |
| if (_bus) |
| *_bus = bus; |
| |
| return 0; |
| |
| fail: |
| dbus_connection_close(bus); |
| dbus_connection_unref(bus); |
| |
| dbus_error_free(&error); |
| |
| return r; |
| } |
| |
| int main(int argc, char *argv[]) { |
| int r; |
| DBusConnection *bus = NULL; |
| bool exiting = false; |
| |
| log_set_target(LOG_TARGET_AUTO); |
| log_parse_environment(); |
| log_open(); |
| label_init("/etc"); |
| umask(0022); |
| |
| if (argc == 2 && streq(argv[1], "--introspect")) { |
| fputs(DBUS_INTROSPECT_1_0_XML_DOCTYPE_DECL_NODE |
| "<node>\n", stdout); |
| fputs(locale_interface, stdout); |
| fputs("</node>\n", stdout); |
| return 0; |
| } |
| |
| if (argc != 1) { |
| log_error("This program takes no arguments."); |
| r = -EINVAL; |
| goto finish; |
| } |
| |
| r = read_data(); |
| if (r < 0) { |
| log_error("Failed to read locale data: %s", strerror(-r)); |
| goto finish; |
| } |
| |
| r = connect_bus(&bus); |
| if (r < 0) |
| goto finish; |
| |
| remain_until = now(CLOCK_MONOTONIC) + DEFAULT_EXIT_USEC; |
| for (;;) { |
| |
| if (!dbus_connection_read_write_dispatch(bus, exiting ? -1 : (int) (DEFAULT_EXIT_USEC/USEC_PER_MSEC))) |
| break; |
| |
| if (!exiting && remain_until < now(CLOCK_MONOTONIC)) { |
| exiting = true; |
| bus_async_unregister_and_exit(bus, "org.freedesktop.locale1"); |
| } |
| } |
| |
| r = 0; |
| |
| finish: |
| free_data(); |
| |
| if (bus) { |
| dbus_connection_flush(bus); |
| dbus_connection_close(bus); |
| dbus_connection_unref(bus); |
| } |
| |
| return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
| } |