]>
Commit | Line | Data |
---|---|---|
53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
1822350d KS |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2011 Lennart Poettering | |
8d451309 | 6 | Copyright 2013 Kay Sievers |
1822350d KS |
7 | |
8 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
9 | under the terms of the GNU Lesser General Public License as published by |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
1822350d KS |
11 | (at your option) any later version. |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 16 | Lesser General Public License for more details. |
1822350d | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
1822350d KS |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
1822350d KS |
22 | #include <errno.h> |
23 | #include <string.h> | |
24 | #include <unistd.h> | |
25 | ||
349cc4a5 | 26 | #if HAVE_XKBCOMMON |
3ffd4af2 | 27 | #include <xkbcommon/xkbcommon.h> |
5de34470 | 28 | #include <dlfcn.h> |
3ffd4af2 LP |
29 | #endif |
30 | ||
8d451309 KS |
31 | #include "sd-bus.h" |
32 | ||
b5efdb8a | 33 | #include "alloc-util.h" |
8d451309 KS |
34 | #include "bus-error.h" |
35 | #include "bus-message.h" | |
bb15fafe LP |
36 | #include "bus-util.h" |
37 | #include "def.h" | |
4897d1dc | 38 | #include "keymap-util.h" |
75683450 | 39 | #include "locale-util.h" |
4897d1dc | 40 | #include "macro.h" |
bb15fafe | 41 | #include "path-util.h" |
d7b8eec7 | 42 | #include "selinux-util.h" |
4897d1dc | 43 | #include "string-util.h" |
bb15fafe | 44 | #include "strv.h" |
ee104e11 | 45 | #include "user-util.h" |
d4f5a1f4 | 46 | |
4897d1dc | 47 | static Hashmap *polkit_registry = NULL; |
1822350d | 48 | |
8d451309 KS |
49 | static int locale_update_system_manager(Context *c, sd_bus *bus) { |
50 | _cleanup_free_ char **l_unset = NULL; | |
51 | _cleanup_strv_free_ char **l_set = NULL; | |
4afd3348 | 52 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; |
8d451309 KS |
53 | sd_bus_error error = SD_BUS_ERROR_NULL; |
54 | unsigned c_set, c_unset, p; | |
55 | int r; | |
1822350d KS |
56 | |
57 | assert(bus); | |
58 | ||
78c97cbe | 59 | l_unset = new0(char*, _VARIABLE_LC_MAX); |
8d451309 KS |
60 | if (!l_unset) |
61 | return -ENOMEM; | |
1822350d | 62 | |
78c97cbe | 63 | l_set = new0(char*, _VARIABLE_LC_MAX); |
8d451309 KS |
64 | if (!l_set) |
65 | return -ENOMEM; | |
66 | ||
78c97cbe ZJS |
67 | for (p = 0, c_set = 0, c_unset = 0; p < _VARIABLE_LC_MAX; p++) { |
68 | const char *name; | |
69 | ||
70 | name = locale_variable_to_string(p); | |
71 | assert(name); | |
1822350d | 72 | |
8d451309 | 73 | if (isempty(c->locale[p])) |
78c97cbe | 74 | l_unset[c_set++] = (char*) name; |
1822350d KS |
75 | else { |
76 | char *s; | |
77 | ||
78c97cbe | 78 | if (asprintf(&s, "%s=%s", name, c->locale[p]) < 0) |
8d451309 | 79 | return -ENOMEM; |
1822350d KS |
80 | |
81 | l_set[c_unset++] = s; | |
82 | } | |
83 | } | |
84 | ||
78c97cbe | 85 | assert(c_set + c_unset == _VARIABLE_LC_MAX); |
151b9b96 | 86 | r = sd_bus_message_new_method_call(bus, &m, |
8d451309 KS |
87 | "org.freedesktop.systemd1", |
88 | "/org/freedesktop/systemd1", | |
89 | "org.freedesktop.systemd1.Manager", | |
151b9b96 | 90 | "UnsetAndSetEnvironment"); |
8d451309 KS |
91 | if (r < 0) |
92 | return r; | |
1822350d | 93 | |
8d451309 KS |
94 | r = sd_bus_message_append_strv(m, l_unset); |
95 | if (r < 0) | |
96 | return r; | |
1822350d | 97 | |
8d451309 KS |
98 | r = sd_bus_message_append_strv(m, l_set); |
99 | if (r < 0) | |
100 | return r; | |
1822350d | 101 | |
c49b30a2 | 102 | r = sd_bus_call(bus, m, 0, &error, NULL); |
8d451309 | 103 | if (r < 0) |
da927ba9 | 104 | log_error_errno(r, "Failed to update the manager environment: %m"); |
1822350d | 105 | |
8d451309 | 106 | return 0; |
1822350d KS |
107 | } |
108 | ||
8d451309 | 109 | static int vconsole_reload(sd_bus *bus) { |
4afd3348 | 110 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1822350d | 111 | int r; |
1822350d KS |
112 | |
113 | assert(bus); | |
114 | ||
8d451309 | 115 | r = sd_bus_call_method(bus, |
1822350d KS |
116 | "org.freedesktop.systemd1", |
117 | "/org/freedesktop/systemd1", | |
118 | "org.freedesktop.systemd1.Manager", | |
8d451309 KS |
119 | "RestartUnit", |
120 | &error, | |
121 | NULL, | |
122 | "ss", "systemd-vconsole-setup.service", "replace"); | |
1822350d | 123 | |
8d451309 KS |
124 | if (r < 0) |
125 | log_error("Failed to issue method call: %s", bus_error_message(&error, -r)); | |
1822350d KS |
126 | return r; |
127 | } | |
128 | ||
4897d1dc | 129 | static int vconsole_convert_to_x11_and_emit(Context *c, sd_bus *bus) { |
78bd12a0 | 130 | int r; |
0732ef7a | 131 | |
4897d1dc | 132 | assert(bus); |
4e829d21 | 133 | |
4897d1dc ZJS |
134 | r = vconsole_convert_to_x11(c); |
135 | if (r <= 0) | |
136 | return r; | |
4e829d21 | 137 | |
4897d1dc ZJS |
138 | /* modified */ |
139 | r = x11_write_data(c); | |
140 | if (r < 0) | |
141 | return log_error_errno(r, "Failed to write X11 keyboard layout: %m"); | |
4e829d21 | 142 | |
4897d1dc ZJS |
143 | sd_bus_emit_properties_changed(bus, |
144 | "/org/freedesktop/locale1", | |
145 | "org.freedesktop.locale1", | |
146 | "X11Layout", "X11Model", "X11Variant", "X11Options", NULL); | |
4e829d21 | 147 | |
4897d1dc | 148 | return 1; |
4e829d21 ZJS |
149 | } |
150 | ||
4897d1dc | 151 | static int x11_convert_to_vconsole_and_emit(Context *c, sd_bus *bus) { |
0732ef7a | 152 | int r; |
1822350d | 153 | |
8d451309 | 154 | assert(bus); |
1822350d | 155 | |
4897d1dc ZJS |
156 | r = x11_convert_to_vconsole(c); |
157 | if (r <= 0) | |
158 | return r; | |
502f9614 | 159 | |
4897d1dc ZJS |
160 | /* modified */ |
161 | r = vconsole_write_data(c); | |
162 | if (r < 0) | |
163 | log_error_errno(r, "Failed to save virtual console keymap: %m"); | |
1822350d | 164 | |
4897d1dc ZJS |
165 | sd_bus_emit_properties_changed(bus, |
166 | "/org/freedesktop/locale1", | |
167 | "org.freedesktop.locale1", | |
168 | "VConsoleKeymap", "VConsoleKeymapToggle", NULL); | |
1822350d | 169 | |
4897d1dc | 170 | return vconsole_reload(bus); |
1822350d KS |
171 | } |
172 | ||
ebcf1f97 LP |
173 | static int property_get_locale( |
174 | sd_bus *bus, | |
175 | const char *path, | |
176 | const char *interface, | |
177 | const char *property, | |
178 | sd_bus_message *reply, | |
179 | void *userdata, | |
180 | sd_bus_error *error) { | |
181 | ||
8d451309 | 182 | Context *c = userdata; |
b47d419c | 183 | _cleanup_strv_free_ char **l = NULL; |
8d451309 | 184 | int p, q; |
1822350d | 185 | |
78c97cbe | 186 | l = new0(char*, _VARIABLE_LC_MAX+1); |
1822350d KS |
187 | if (!l) |
188 | return -ENOMEM; | |
189 | ||
78c97cbe | 190 | for (p = 0, q = 0; p < _VARIABLE_LC_MAX; p++) { |
1822350d | 191 | char *t; |
78c97cbe ZJS |
192 | const char *name; |
193 | ||
194 | name = locale_variable_to_string(p); | |
195 | assert(name); | |
1822350d | 196 | |
8d451309 | 197 | if (isempty(c->locale[p])) |
1822350d KS |
198 | continue; |
199 | ||
78c97cbe | 200 | if (asprintf(&t, "%s=%s", name, c->locale[p]) < 0) |
1822350d | 201 | return -ENOMEM; |
1822350d | 202 | |
8d451309 | 203 | l[q++] = t; |
1822350d KS |
204 | } |
205 | ||
8d451309 | 206 | return sd_bus_message_append_strv(reply, l); |
1822350d KS |
207 | } |
208 | ||
19070062 | 209 | static int method_set_locale(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
8d451309 | 210 | Context *c = userdata; |
8d451309 KS |
211 | _cleanup_strv_free_ char **l = NULL; |
212 | char **i; | |
4e829d21 | 213 | const char *lang = NULL; |
8d451309 KS |
214 | int interactive; |
215 | bool modified = false; | |
78c97cbe | 216 | bool have[_VARIABLE_LC_MAX] = {}; |
8d451309 | 217 | int p; |
1822350d KS |
218 | int r; |
219 | ||
19070062 LP |
220 | assert(m); |
221 | assert(c); | |
222 | ||
8d451309 KS |
223 | r = bus_message_read_strv_extend(m, &l); |
224 | if (r < 0) | |
ebcf1f97 | 225 | return r; |
1822350d | 226 | |
8d451309 KS |
227 | r = sd_bus_message_read_basic(m, 'b', &interactive); |
228 | if (r < 0) | |
ebcf1f97 | 229 | return r; |
1822350d | 230 | |
502f9614 | 231 | /* Check whether a variable changed and if it is valid */ |
8d451309 KS |
232 | STRV_FOREACH(i, l) { |
233 | bool valid = false; | |
1822350d | 234 | |
78c97cbe | 235 | for (p = 0; p < _VARIABLE_LC_MAX; p++) { |
8d451309 | 236 | size_t k; |
78c97cbe | 237 | const char *name; |
1822350d | 238 | |
78c97cbe ZJS |
239 | name = locale_variable_to_string(p); |
240 | assert(name); | |
241 | ||
242 | k = strlen(name); | |
243 | if (startswith(*i, name) && | |
8d451309 | 244 | (*i)[k] == '=' && |
75683450 | 245 | locale_is_valid((*i) + k + 1)) { |
8d451309 | 246 | valid = true; |
4e829d21 ZJS |
247 | have[p] = true; |
248 | ||
78c97cbe | 249 | if (p == VARIABLE_LANG) |
4e829d21 | 250 | lang = (*i) + k + 1; |
1822350d | 251 | |
8d451309 KS |
252 | if (!streq_ptr(*i + k + 1, c->locale[p])) |
253 | modified = true; | |
1822350d | 254 | |
8d451309 KS |
255 | break; |
256 | } | |
1822350d KS |
257 | } |
258 | ||
8d451309 | 259 | if (!valid) |
ebcf1f97 | 260 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data."); |
8d451309 | 261 | } |
1822350d | 262 | |
4e829d21 ZJS |
263 | /* If LANG was specified, but not LANGUAGE, check if we should |
264 | * set it based on the language fallback table. */ | |
78c97cbe | 265 | if (have[VARIABLE_LANG] && !have[VARIABLE_LANGUAGE]) { |
4e829d21 ZJS |
266 | _cleanup_free_ char *language = NULL; |
267 | ||
268 | assert(lang); | |
269 | ||
270 | (void) find_language_fallback(lang, &language); | |
271 | if (language) { | |
272 | log_debug("Converted LANG=%s to LANGUAGE=%s", lang, language); | |
78c97cbe | 273 | if (!streq_ptr(language, c->locale[VARIABLE_LANGUAGE])) { |
4e829d21 ZJS |
274 | r = strv_extendf(&l, "LANGUAGE=%s", language); |
275 | if (r < 0) | |
276 | return r; | |
277 | ||
78c97cbe | 278 | have[VARIABLE_LANGUAGE] = true; |
4e829d21 ZJS |
279 | modified = true; |
280 | } | |
281 | } | |
282 | } | |
283 | ||
8d451309 | 284 | /* Check whether a variable is unset */ |
28efac0d | 285 | if (!modified) |
78c97cbe | 286 | for (p = 0; p < _VARIABLE_LC_MAX; p++) |
4e829d21 | 287 | if (!isempty(c->locale[p]) && !have[p]) { |
8d451309 KS |
288 | modified = true; |
289 | break; | |
290 | } | |
8d451309 KS |
291 | |
292 | if (modified) { | |
502f9614 ZJS |
293 | _cleanup_strv_free_ char **settings = NULL; |
294 | ||
c529695e LP |
295 | r = bus_verify_polkit_async( |
296 | m, | |
297 | CAP_SYS_ADMIN, | |
298 | "org.freedesktop.locale1.set-locale", | |
403ed0e5 | 299 | NULL, |
c529695e LP |
300 | interactive, |
301 | UID_INVALID, | |
4897d1dc | 302 | &polkit_registry, |
c529695e | 303 | error); |
8d451309 | 304 | if (r < 0) |
ebcf1f97 | 305 | return r; |
8d451309 KS |
306 | if (r == 0) |
307 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1822350d | 308 | |
28efac0d | 309 | STRV_FOREACH(i, l) |
78c97cbe | 310 | for (p = 0; p < _VARIABLE_LC_MAX; p++) { |
1822350d | 311 | size_t k; |
78c97cbe ZJS |
312 | const char *name; |
313 | ||
314 | name = locale_variable_to_string(p); | |
315 | assert(name); | |
1822350d | 316 | |
78c97cbe ZJS |
317 | k = strlen(name); |
318 | if (startswith(*i, name) && (*i)[k] == '=') { | |
af76d302 ZJS |
319 | r = free_and_strdup(&c->locale[p], *i + k + 1); |
320 | if (r < 0) | |
321 | return r; | |
1822350d KS |
322 | break; |
323 | } | |
324 | } | |
1822350d | 325 | |
78c97cbe | 326 | for (p = 0; p < _VARIABLE_LC_MAX; p++) { |
4e829d21 | 327 | if (have[p]) |
8d451309 | 328 | continue; |
1822350d | 329 | |
87699fe3 | 330 | c->locale[p] = mfree(c->locale[p]); |
8d451309 | 331 | } |
1822350d | 332 | |
8d451309 | 333 | locale_simplify(c); |
1822350d | 334 | |
502f9614 | 335 | r = locale_write_data(c, &settings); |
8d451309 | 336 | if (r < 0) { |
da927ba9 | 337 | log_error_errno(r, "Failed to set locale: %m"); |
048c386e | 338 | return sd_bus_error_set_errnof(error, r, "Failed to set locale: %m"); |
8d451309 | 339 | } |
1822350d | 340 | |
19070062 | 341 | locale_update_system_manager(c, sd_bus_message_get_bus(m)); |
1822350d | 342 | |
502f9614 ZJS |
343 | if (settings) { |
344 | _cleanup_free_ char *line; | |
345 | ||
346 | line = strv_join(settings, ", "); | |
347 | log_info("Changed locale to %s.", strnull(line)); | |
348 | } else | |
349 | log_info("Changed locale to unset."); | |
1822350d | 350 | |
19070062 LP |
351 | (void) sd_bus_emit_properties_changed( |
352 | sd_bus_message_get_bus(m), | |
8d451309 KS |
353 | "/org/freedesktop/locale1", |
354 | "org.freedesktop.locale1", | |
355 | "Locale", NULL); | |
502f9614 ZJS |
356 | } else |
357 | log_debug("Locale settings were not modified."); | |
358 | ||
1822350d | 359 | |
df2d202e | 360 | return sd_bus_reply_method_return(m, NULL); |
8d451309 | 361 | } |
1822350d | 362 | |
19070062 | 363 | static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
8d451309 | 364 | Context *c = userdata; |
8d451309 | 365 | const char *keymap, *keymap_toggle; |
102d8f81 | 366 | int convert, interactive; |
8d451309 | 367 | int r; |
f2cc3753 | 368 | |
19070062 LP |
369 | assert(m); |
370 | assert(c); | |
371 | ||
8d451309 KS |
372 | r = sd_bus_message_read(m, "ssbb", &keymap, &keymap_toggle, &convert, &interactive); |
373 | if (r < 0) | |
ebcf1f97 | 374 | return r; |
1822350d | 375 | |
3c6f7c34 LP |
376 | keymap = empty_to_null(keymap); |
377 | keymap_toggle = empty_to_null(keymap_toggle); | |
1822350d | 378 | |
8d451309 KS |
379 | if (!streq_ptr(keymap, c->vc_keymap) || |
380 | !streq_ptr(keymap_toggle, c->vc_keymap_toggle)) { | |
1822350d | 381 | |
ae6c3cc0 LP |
382 | if ((keymap && (!filename_is_valid(keymap) || !string_is_safe(keymap))) || |
383 | (keymap_toggle && (!filename_is_valid(keymap_toggle) || !string_is_safe(keymap_toggle)))) | |
e74f76ca | 384 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Received invalid keymap data"); |
1822350d | 385 | |
c529695e LP |
386 | r = bus_verify_polkit_async( |
387 | m, | |
388 | CAP_SYS_ADMIN, | |
389 | "org.freedesktop.locale1.set-keyboard", | |
403ed0e5 | 390 | NULL, |
c529695e LP |
391 | interactive, |
392 | UID_INVALID, | |
4897d1dc | 393 | &polkit_registry, |
c529695e | 394 | error); |
8d451309 | 395 | if (r < 0) |
ebcf1f97 | 396 | return r; |
8d451309 KS |
397 | if (r == 0) |
398 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1822350d | 399 | |
af76d302 ZJS |
400 | if (free_and_strdup(&c->vc_keymap, keymap) < 0 || |
401 | free_and_strdup(&c->vc_keymap_toggle, keymap_toggle) < 0) | |
8d451309 | 402 | return -ENOMEM; |
0b507b17 | 403 | |
8d451309 KS |
404 | r = vconsole_write_data(c); |
405 | if (r < 0) { | |
da927ba9 | 406 | log_error_errno(r, "Failed to set virtual console keymap: %m"); |
048c386e | 407 | return sd_bus_error_set_errnof(error, r, "Failed to set virtual console keymap: %m"); |
8d451309 | 408 | } |
1822350d | 409 | |
502f9614 ZJS |
410 | log_info("Changed virtual console keymap to '%s' toggle '%s'", |
411 | strempty(c->vc_keymap), strempty(c->vc_keymap_toggle)); | |
1822350d | 412 | |
19070062 | 413 | r = vconsole_reload(sd_bus_message_get_bus(m)); |
8d451309 | 414 | if (r < 0) |
da927ba9 | 415 | log_error_errno(r, "Failed to request keymap reload: %m"); |
1822350d | 416 | |
19070062 LP |
417 | (void) sd_bus_emit_properties_changed( |
418 | sd_bus_message_get_bus(m), | |
8d451309 KS |
419 | "/org/freedesktop/locale1", |
420 | "org.freedesktop.locale1", | |
421 | "VConsoleKeymap", "VConsoleKeymapToggle", NULL); | |
1822350d | 422 | |
8d451309 | 423 | if (convert) { |
4897d1dc | 424 | r = vconsole_convert_to_x11_and_emit(c, sd_bus_message_get_bus(m)); |
1822350d | 425 | if (r < 0) |
da927ba9 | 426 | log_error_errno(r, "Failed to convert keymap data: %m"); |
1822350d | 427 | } |
8d451309 | 428 | } |
1822350d | 429 | |
df2d202e | 430 | return sd_bus_reply_method_return(m, NULL); |
8d451309 | 431 | } |
1822350d | 432 | |
349cc4a5 | 433 | #if HAVE_XKBCOMMON |
5de34470 | 434 | |
3cb063fd | 435 | _printf_(3, 0) |
d4f5a1f4 | 436 | static void log_xkb(struct xkb_context *ctx, enum xkb_log_level lvl, const char *format, va_list args) { |
8433e339 JS |
437 | const char *fmt; |
438 | ||
63c372cb | 439 | fmt = strjoina("libxkbcommon: ", format); |
032b7541 ZJS |
440 | #pragma GCC diagnostic push |
441 | #pragma GCC diagnostic ignored "-Wformat-nonliteral" | |
8433e339 | 442 | log_internalv(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, fmt, args); |
032b7541 | 443 | #pragma GCC diagnostic pop |
d4f5a1f4 DH |
444 | } |
445 | ||
5de34470 LP |
446 | #define LOAD_SYMBOL(symbol, dl, name) \ |
447 | ({ \ | |
448 | (symbol) = (typeof(symbol)) dlvsym((dl), (name), "V_0.5.0"); \ | |
449 | (symbol) ? 0 : -EOPNOTSUPP; \ | |
450 | }) | |
451 | ||
d4f5a1f4 | 452 | static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) { |
5de34470 LP |
453 | |
454 | /* We dlopen() the library in order to make the dependency soft. The library (and what it pulls in) is huge | |
455 | * after all, hence let's support XKB maps when the library is around, and refuse otherwise. The function | |
456 | * pointers to the shared library are below: */ | |
457 | ||
458 | struct xkb_context* (*symbol_xkb_context_new)(enum xkb_context_flags flags) = NULL; | |
459 | void (*symbol_xkb_context_unref)(struct xkb_context *context) = NULL; | |
460 | 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; | |
461 | 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; | |
462 | void (*symbol_xkb_keymap_unref)(struct xkb_keymap *keymap) = NULL; | |
463 | ||
d4f5a1f4 DH |
464 | const struct xkb_rule_names rmlvo = { |
465 | .model = model, | |
466 | .layout = layout, | |
467 | .variant = variant, | |
468 | .options = options, | |
469 | }; | |
470 | struct xkb_context *ctx = NULL; | |
471 | struct xkb_keymap *km = NULL; | |
5de34470 | 472 | void *dl; |
d4f5a1f4 DH |
473 | int r; |
474 | ||
5de34470 LP |
475 | /* Compile keymap from RMLVO information to check out its validity */ |
476 | ||
477 | dl = dlopen("libxkbcommon.so.0", RTLD_LAZY); | |
478 | if (!dl) | |
479 | return -EOPNOTSUPP; | |
480 | ||
481 | r = LOAD_SYMBOL(symbol_xkb_context_new, dl, "xkb_context_new"); | |
482 | if (r < 0) | |
483 | goto finish; | |
484 | ||
485 | r = LOAD_SYMBOL(symbol_xkb_context_unref, dl, "xkb_context_unref"); | |
486 | if (r < 0) | |
487 | goto finish; | |
488 | ||
489 | r = LOAD_SYMBOL(symbol_xkb_context_set_log_fn, dl, "xkb_context_set_log_fn"); | |
490 | if (r < 0) | |
491 | goto finish; | |
d4f5a1f4 | 492 | |
5de34470 LP |
493 | r = LOAD_SYMBOL(symbol_xkb_keymap_new_from_names, dl, "xkb_keymap_new_from_names"); |
494 | if (r < 0) | |
495 | goto finish; | |
496 | ||
497 | r = LOAD_SYMBOL(symbol_xkb_keymap_unref, dl, "xkb_keymap_unref"); | |
498 | if (r < 0) | |
499 | goto finish; | |
500 | ||
501 | ctx = symbol_xkb_context_new(XKB_CONTEXT_NO_ENVIRONMENT_NAMES); | |
d4f5a1f4 DH |
502 | if (!ctx) { |
503 | r = -ENOMEM; | |
5de34470 | 504 | goto finish; |
d4f5a1f4 DH |
505 | } |
506 | ||
5de34470 | 507 | symbol_xkb_context_set_log_fn(ctx, log_xkb); |
d4f5a1f4 | 508 | |
5de34470 | 509 | km = symbol_xkb_keymap_new_from_names(ctx, &rmlvo, XKB_KEYMAP_COMPILE_NO_FLAGS); |
d4f5a1f4 DH |
510 | if (!km) { |
511 | r = -EINVAL; | |
5de34470 | 512 | goto finish; |
d4f5a1f4 DH |
513 | } |
514 | ||
515 | r = 0; | |
516 | ||
5de34470 LP |
517 | finish: |
518 | if (symbol_xkb_keymap_unref && km) | |
519 | symbol_xkb_keymap_unref(km); | |
520 | ||
521 | if (symbol_xkb_context_unref && ctx) | |
522 | symbol_xkb_context_unref(ctx); | |
523 | ||
524 | (void) dlclose(dl); | |
d4f5a1f4 DH |
525 | return r; |
526 | } | |
5de34470 | 527 | |
d4f5a1f4 | 528 | #else |
5de34470 | 529 | |
d4f5a1f4 DH |
530 | static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) { |
531 | return 0; | |
532 | } | |
5de34470 | 533 | |
d4f5a1f4 DH |
534 | #endif |
535 | ||
19070062 | 536 | static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
8d451309 | 537 | Context *c = userdata; |
8d451309 | 538 | const char *layout, *model, *variant, *options; |
102d8f81 | 539 | int convert, interactive; |
8d451309 | 540 | int r; |
1822350d | 541 | |
19070062 LP |
542 | assert(m); |
543 | assert(c); | |
544 | ||
8d451309 KS |
545 | r = sd_bus_message_read(m, "ssssbb", &layout, &model, &variant, &options, &convert, &interactive); |
546 | if (r < 0) | |
ebcf1f97 | 547 | return r; |
1822350d | 548 | |
3c6f7c34 LP |
549 | layout = empty_to_null(layout); |
550 | model = empty_to_null(model); | |
551 | variant = empty_to_null(variant); | |
552 | options = empty_to_null(options); | |
1822350d | 553 | |
8d451309 KS |
554 | if (!streq_ptr(layout, c->x11_layout) || |
555 | !streq_ptr(model, c->x11_model) || | |
556 | !streq_ptr(variant, c->x11_variant) || | |
557 | !streq_ptr(options, c->x11_options)) { | |
1822350d | 558 | |
8d451309 KS |
559 | if ((layout && !string_is_safe(layout)) || |
560 | (model && !string_is_safe(model)) || | |
561 | (variant && !string_is_safe(variant)) || | |
562 | (options && !string_is_safe(options))) | |
e74f76ca | 563 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Received invalid keyboard data"); |
1822350d | 564 | |
c529695e LP |
565 | r = bus_verify_polkit_async( |
566 | m, | |
567 | CAP_SYS_ADMIN, | |
568 | "org.freedesktop.locale1.set-keyboard", | |
403ed0e5 | 569 | NULL, |
c529695e LP |
570 | interactive, |
571 | UID_INVALID, | |
4897d1dc | 572 | &polkit_registry, |
c529695e | 573 | error); |
8d451309 | 574 | if (r < 0) |
ebcf1f97 | 575 | return r; |
8d451309 KS |
576 | if (r == 0) |
577 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
578 | ||
8623d3a3 | 579 | r = verify_xkb_rmlvo(model, layout, variant, options); |
8433e339 JS |
580 | if (r < 0) { |
581 | log_error_errno(r, "Cannot compile XKB keymap for new x11 keyboard layout ('%s' / '%s' / '%s' / '%s'): %m", | |
582 | strempty(model), strempty(layout), strempty(variant), strempty(options)); | |
5de34470 LP |
583 | |
584 | if (r == -EOPNOTSUPP) | |
585 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Local keyboard configuration not supported on this system."); | |
586 | ||
587 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Specified keymap cannot be compiled, refusing as invalid."); | |
8433e339 | 588 | } |
8623d3a3 | 589 | |
af76d302 ZJS |
590 | if (free_and_strdup(&c->x11_layout, layout) < 0 || |
591 | free_and_strdup(&c->x11_model, model) < 0 || | |
592 | free_and_strdup(&c->x11_variant, variant) < 0 || | |
593 | free_and_strdup(&c->x11_options, options) < 0) | |
8d451309 | 594 | return -ENOMEM; |
1822350d | 595 | |
e78af5ff | 596 | r = x11_write_data(c); |
8d451309 | 597 | if (r < 0) { |
da927ba9 | 598 | log_error_errno(r, "Failed to set X11 keyboard layout: %m"); |
048c386e | 599 | return sd_bus_error_set_errnof(error, r, "Failed to set X11 keyboard layout: %m"); |
1822350d | 600 | } |
1822350d | 601 | |
502f9614 ZJS |
602 | log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'", |
603 | strempty(c->x11_layout), | |
604 | strempty(c->x11_model), | |
605 | strempty(c->x11_variant), | |
606 | strempty(c->x11_options)); | |
1822350d | 607 | |
19070062 LP |
608 | (void) sd_bus_emit_properties_changed( |
609 | sd_bus_message_get_bus(m), | |
8d451309 KS |
610 | "/org/freedesktop/locale1", |
611 | "org.freedesktop.locale1", | |
c168eb67 | 612 | "X11Layout", "X11Model", "X11Variant", "X11Options", NULL); |
1822350d | 613 | |
8d451309 | 614 | if (convert) { |
4897d1dc | 615 | r = x11_convert_to_vconsole_and_emit(c, sd_bus_message_get_bus(m)); |
8d451309 | 616 | if (r < 0) |
da927ba9 | 617 | log_error_errno(r, "Failed to convert keymap data: %m"); |
8d451309 | 618 | } |
1822350d KS |
619 | } |
620 | ||
df2d202e | 621 | return sd_bus_reply_method_return(m, NULL); |
1822350d KS |
622 | } |
623 | ||
8d451309 KS |
624 | static const sd_bus_vtable locale_vtable[] = { |
625 | SD_BUS_VTABLE_START(0), | |
6d1bd3b2 LP |
626 | SD_BUS_PROPERTY("Locale", "as", property_get_locale, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
627 | SD_BUS_PROPERTY("X11Layout", "s", NULL, offsetof(Context, x11_layout), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
628 | SD_BUS_PROPERTY("X11Model", "s", NULL, offsetof(Context, x11_model), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
629 | SD_BUS_PROPERTY("X11Variant", "s", NULL, offsetof(Context, x11_variant), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
630 | SD_BUS_PROPERTY("X11Options", "s", NULL, offsetof(Context, x11_options), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
631 | SD_BUS_PROPERTY("VConsoleKeymap", "s", NULL, offsetof(Context, vc_keymap), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
632 | SD_BUS_PROPERTY("VConsoleKeymapToggle", "s", NULL, offsetof(Context, vc_keymap_toggle), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
adacb957 LP |
633 | SD_BUS_METHOD("SetLocale", "asb", NULL, method_set_locale, SD_BUS_VTABLE_UNPRIVILEGED), |
634 | SD_BUS_METHOD("SetVConsoleKeyboard", "ssbb", NULL, method_set_vc_keyboard, SD_BUS_VTABLE_UNPRIVILEGED), | |
635 | SD_BUS_METHOD("SetX11Keyboard", "ssssbb", NULL, method_set_x11_keyboard, SD_BUS_VTABLE_UNPRIVILEGED), | |
8d451309 KS |
636 | SD_BUS_VTABLE_END |
637 | }; | |
638 | ||
639 | static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) { | |
4afd3348 | 640 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
1822350d KS |
641 | int r; |
642 | ||
8d451309 KS |
643 | assert(c); |
644 | assert(event); | |
1822350d KS |
645 | assert(_bus); |
646 | ||
76b54375 | 647 | r = sd_bus_default_system(&bus); |
f647962d MS |
648 | if (r < 0) |
649 | return log_error_errno(r, "Failed to get system bus connection: %m"); | |
1822350d | 650 | |
19befb2d | 651 | r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/locale1", "org.freedesktop.locale1", locale_vtable, c); |
f647962d MS |
652 | if (r < 0) |
653 | return log_error_errno(r, "Failed to register object: %m"); | |
1822350d | 654 | |
0c0b9306 | 655 | r = sd_bus_request_name_async(bus, NULL, "org.freedesktop.locale1", 0, NULL, NULL); |
f647962d | 656 | if (r < 0) |
0c0b9306 | 657 | return log_error_errno(r, "Failed to request name: %m"); |
1822350d | 658 | |
8d451309 | 659 | r = sd_bus_attach_event(bus, event, 0); |
f647962d MS |
660 | if (r < 0) |
661 | return log_error_errno(r, "Failed to attach bus to event loop: %m"); | |
1822350d | 662 | |
1cc6c93a | 663 | *_bus = TAKE_PTR(bus); |
1822350d | 664 | |
8d451309 | 665 | return 0; |
1822350d KS |
666 | } |
667 | ||
668 | int main(int argc, char *argv[]) { | |
28efac0d | 669 | _cleanup_(context_free) Context context = {}; |
4afd3348 LP |
670 | _cleanup_(sd_event_unrefp) sd_event *event = NULL; |
671 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
1822350d | 672 | int r; |
1822350d KS |
673 | |
674 | log_set_target(LOG_TARGET_AUTO); | |
675 | log_parse_environment(); | |
676 | log_open(); | |
8d451309 | 677 | |
1822350d | 678 | umask(0022); |
c3dacc8b | 679 | mac_selinux_init(); |
1822350d | 680 | |
1822350d KS |
681 | if (argc != 1) { |
682 | log_error("This program takes no arguments."); | |
683 | r = -EINVAL; | |
684 | goto finish; | |
685 | } | |
686 | ||
afc6adb5 | 687 | r = sd_event_default(&event); |
1822350d | 688 | if (r < 0) { |
da927ba9 | 689 | log_error_errno(r, "Failed to allocate event loop: %m"); |
1822350d KS |
690 | goto finish; |
691 | } | |
692 | ||
cde93897 LP |
693 | sd_event_set_watchdog(event, true); |
694 | ||
8d451309 | 695 | r = connect_bus(&context, event, &bus); |
1822350d KS |
696 | if (r < 0) |
697 | goto finish; | |
698 | ||
8d451309 KS |
699 | r = context_read_data(&context); |
700 | if (r < 0) { | |
da927ba9 | 701 | log_error_errno(r, "Failed to read locale data: %m"); |
8d451309 KS |
702 | goto finish; |
703 | } | |
1822350d | 704 | |
37224a5f | 705 | r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL); |
4897d1dc | 706 | if (r < 0) |
da927ba9 | 707 | log_error_errno(r, "Failed to run event loop: %m"); |
1822350d | 708 | |
1822350d | 709 | finish: |
4897d1dc ZJS |
710 | bus_verify_polkit_async_registry_free(polkit_registry); |
711 | ||
1822350d KS |
712 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
713 | } |