]>
Commit | Line | Data |
---|---|---|
53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
f401e48c | 2 | |
f401e48c LP |
3 | #include <errno.h> |
4 | #include <string.h> | |
5 | #include <unistd.h> | |
6 | ||
40ca29a1 | 7 | #include "sd-bus.h" |
f4f15635 LP |
8 | #include "sd-event.h" |
9 | #include "sd-messages.h" | |
40ca29a1 | 10 | |
b5efdb8a | 11 | #include "alloc-util.h" |
96aad8d1 | 12 | #include "bus-common-errors.h" |
f4f15635 LP |
13 | #include "bus-error.h" |
14 | #include "bus-util.h" | |
15 | #include "clock-util.h" | |
16 | #include "def.h" | |
f4f15635 | 17 | #include "fileio-label.h" |
e4de7287 | 18 | #include "fileio.h" |
f4f15635 | 19 | #include "fs-util.h" |
5d280742 YW |
20 | #include "hashmap.h" |
21 | #include "list.h" | |
1f47bc33 | 22 | #include "main-func.h" |
36dd5ffd | 23 | #include "missing_capability.h" |
f4f15635 | 24 | #include "path-util.h" |
d7b8eec7 | 25 | #include "selinux-util.h" |
754f0269 | 26 | #include "signal-util.h" |
5d280742 | 27 | #include "string-util.h" |
f4f15635 | 28 | #include "strv.h" |
5d280742 YW |
29 | #include "unit-def.h" |
30 | #include "unit-name.h" | |
ee104e11 | 31 | #include "user-util.h" |
f4f15635 | 32 | #include "util.h" |
f401e48c LP |
33 | |
34 | #define NULL_ADJTIME_UTC "0.0 0 0\n0\nUTC\n" | |
35 | #define NULL_ADJTIME_LOCAL "0.0 0 0\n0\nLOCAL\n" | |
36 | ||
5d280742 YW |
37 | typedef struct UnitStatusInfo { |
38 | char *name; | |
39 | char *load_state; | |
40 | char *unit_file_state; | |
41 | char *active_state; | |
cf3872bd | 42 | char *path; |
5d280742 YW |
43 | |
44 | LIST_FIELDS(struct UnitStatusInfo, units); | |
45 | } UnitStatusInfo; | |
46 | ||
40ca29a1 | 47 | typedef struct Context { |
d200735e MS |
48 | char *zone; |
49 | bool local_rtc; | |
40ca29a1 | 50 | Hashmap *polkit_registry; |
2770af85 | 51 | sd_bus_message *cache; |
5d280742 | 52 | |
3af0a96c | 53 | sd_bus_slot *slot_job_removed; |
3af0a96c | 54 | |
5d280742 | 55 | LIST_HEAD(UnitStatusInfo, units); |
40ca29a1 | 56 | } Context; |
f401e48c | 57 | |
5d280742 YW |
58 | static void unit_status_info_clear(UnitStatusInfo *p) { |
59 | assert(p); | |
60 | ||
61 | p->load_state = mfree(p->load_state); | |
62 | p->unit_file_state = mfree(p->unit_file_state); | |
63 | p->active_state = mfree(p->active_state); | |
64 | } | |
65 | ||
66 | static void unit_status_info_free(UnitStatusInfo *p) { | |
67 | assert(p); | |
68 | ||
69 | unit_status_info_clear(p); | |
70 | free(p->name); | |
cf3872bd | 71 | free(p->path); |
5d280742 YW |
72 | free(p); |
73 | } | |
74 | ||
1f47bc33 | 75 | static void context_clear(Context *c) { |
5d280742 YW |
76 | UnitStatusInfo *p; |
77 | ||
40ca29a1 | 78 | assert(c); |
f401e48c | 79 | |
82d115d9 | 80 | free(c->zone); |
36e34057 | 81 | bus_verify_polkit_async_registry_free(c->polkit_registry); |
2770af85 | 82 | sd_bus_message_unref(c->cache); |
5d280742 | 83 | |
3af0a96c | 84 | sd_bus_slot_unref(c->slot_job_removed); |
3af0a96c | 85 | |
5d280742 YW |
86 | while ((p = c->units)) { |
87 | LIST_REMOVE(units, c->units, p); | |
88 | unit_status_info_free(p); | |
89 | } | |
90 | } | |
91 | ||
92 | static int context_add_ntp_service(Context *c, const char *s) { | |
5d280742 YW |
93 | UnitStatusInfo *u; |
94 | ||
95 | if (!unit_name_is_valid(s, UNIT_NAME_PLAIN)) | |
96 | return -EINVAL; | |
97 | ||
98 | /* Do not add this if it is already listed */ | |
99 | LIST_FOREACH(units, u, c->units) | |
100 | if (streq(u->name, s)) | |
101 | return 0; | |
102 | ||
103 | u = new0(UnitStatusInfo, 1); | |
104 | if (!u) | |
105 | return -ENOMEM; | |
106 | ||
107 | u->name = strdup(s); | |
108 | if (!u->name) { | |
109 | free(u); | |
110 | return -ENOMEM; | |
111 | } | |
112 | ||
113 | LIST_APPEND(units, c->units, u); | |
114 | ||
115 | return 0; | |
116 | } | |
117 | ||
118 | static int context_parse_ntp_services(Context *c) { | |
119 | const char *env, *p; | |
120 | int r; | |
121 | ||
122 | assert(c); | |
123 | ||
124 | env = getenv("SYSTEMD_TIMEDATED_NTP_SERVICES"); | |
125 | if (!env) { | |
126 | r = context_add_ntp_service(c, "systemd-timesyncd.service"); | |
127 | if (r < 0) | |
128 | log_warning_errno(r, "Failed to add NTP service \"systemd-timesyncd.service\", ignoring: %m"); | |
129 | ||
130 | return 0; | |
131 | } | |
132 | ||
133 | for (p = env;;) { | |
134 | _cleanup_free_ char *word = NULL; | |
135 | ||
136 | r = extract_first_word(&p, &word, ":", 0); | |
137 | if (r == 0) | |
138 | break; | |
139 | if (r == -ENOMEM) | |
140 | return log_oom(); | |
141 | if (r < 0) { | |
142 | log_error("Invalid syntax, ignoring: %s", env); | |
143 | break; | |
144 | } | |
145 | ||
146 | r = context_add_ntp_service(c, word); | |
147 | if (r < 0) | |
148 | log_warning_errno(r, "Failed to add NTP service \"%s\", ignoring: %m", word); | |
149 | } | |
150 | ||
151 | return 0; | |
152 | } | |
153 | ||
154 | static int context_ntp_service_is_active(Context *c) { | |
155 | UnitStatusInfo *info; | |
156 | int count = 0; | |
157 | ||
158 | assert(c); | |
159 | ||
160 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
161 | ||
162 | LIST_FOREACH(units, info, c->units) | |
84a87726 | 163 | count += !STRPTR_IN_SET(info->active_state, "inactive", "failed"); |
5d280742 YW |
164 | |
165 | return count; | |
166 | } | |
167 | ||
168 | static int context_ntp_service_is_enabled(Context *c) { | |
169 | UnitStatusInfo *info; | |
170 | int count = 0; | |
171 | ||
172 | assert(c); | |
173 | ||
174 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
175 | ||
176 | LIST_FOREACH(units, info, c->units) | |
84a87726 | 177 | count += !STRPTR_IN_SET(info->unit_file_state, "masked", "masked-runtime", "disabled", "bad"); |
5d280742 YW |
178 | |
179 | return count; | |
180 | } | |
181 | ||
182 | static int context_ntp_service_exists(Context *c) { | |
183 | UnitStatusInfo *info; | |
184 | int count = 0; | |
185 | ||
186 | assert(c); | |
187 | ||
188 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
189 | ||
190 | LIST_FOREACH(units, info, c->units) | |
191 | count += streq_ptr(info->load_state, "loaded"); | |
192 | ||
193 | return count; | |
f401e48c LP |
194 | } |
195 | ||
40ca29a1 | 196 | static int context_read_data(Context *c) { |
424a19f8 | 197 | _cleanup_free_ char *t = NULL; |
40ca29a1 LP |
198 | int r; |
199 | ||
200 | assert(c); | |
f401e48c | 201 | |
5c904ba5 LP |
202 | r = get_timezone(&t); |
203 | if (r == -EINVAL) | |
204 | log_warning_errno(r, "/etc/localtime should be a symbolic link to a time zone data file in /usr/share/zoneinfo/."); | |
205 | else if (r < 0) | |
206 | log_warning_errno(r, "Failed to get target of /etc/localtime: %m"); | |
92c4ef2d | 207 | |
f9ecfd3b | 208 | free_and_replace(c->zone, t); |
f401e48c | 209 | |
6369641d | 210 | c->local_rtc = clock_is_localtime(NULL) > 0; |
f401e48c LP |
211 | |
212 | return 0; | |
213 | } | |
214 | ||
40ca29a1 | 215 | static int context_write_data_timezone(Context *c) { |
424a19f8 | 216 | _cleanup_free_ char *p = NULL; |
40ca29a1 LP |
217 | int r = 0; |
218 | ||
219 | assert(c); | |
e19a21a8 | 220 | |
40ca29a1 | 221 | if (isempty(c->zone)) { |
424a19f8 | 222 | if (unlink("/etc/localtime") < 0 && errno != ENOENT) |
f401e48c LP |
223 | r = -errno; |
224 | ||
f401e48c LP |
225 | return r; |
226 | } | |
227 | ||
40ca29a1 | 228 | p = strappend("../usr/share/zoneinfo/", c->zone); |
0d0f0c50 SL |
229 | if (!p) |
230 | return log_oom(); | |
f401e48c | 231 | |
424a19f8 | 232 | r = symlink_atomic(p, "/etc/localtime"); |
f401e48c | 233 | if (r < 0) |
424a19f8 | 234 | return r; |
f401e48c | 235 | |
f401e48c LP |
236 | return 0; |
237 | } | |
238 | ||
40ca29a1 | 239 | static int context_write_data_local_rtc(Context *c) { |
f401e48c | 240 | int r; |
7fd1b19b | 241 | _cleanup_free_ char *s = NULL, *w = NULL; |
f401e48c | 242 | |
40ca29a1 LP |
243 | assert(c); |
244 | ||
f401e48c LP |
245 | r = read_full_file("/etc/adjtime", &s, NULL); |
246 | if (r < 0) { | |
247 | if (r != -ENOENT) | |
248 | return r; | |
249 | ||
40ca29a1 | 250 | if (!c->local_rtc) |
f401e48c LP |
251 | return 0; |
252 | ||
253 | w = strdup(NULL_ADJTIME_LOCAL); | |
254 | if (!w) | |
255 | return -ENOMEM; | |
256 | } else { | |
c9410dd4 | 257 | char *p; |
8f462d87 | 258 | const char *e = "\n"; /* default if there is less than 3 lines */ |
c9410dd4 | 259 | const char *prepend = ""; |
f401e48c LP |
260 | size_t a, b; |
261 | ||
c9410dd4 | 262 | p = strchrnul(s, '\n'); |
cb971cc0 | 263 | if (*p == '\0') |
c9410dd4 MP |
264 | /* only one line, no \n terminator */ |
265 | prepend = "\n0\n"; | |
cb971cc0 | 266 | else if (p[1] == '\0') { |
c9410dd4 MP |
267 | /* only one line, with \n terminator */ |
268 | ++p; | |
269 | prepend = "0\n"; | |
270 | } else { | |
271 | p = strchr(p+1, '\n'); | |
272 | if (!p) { | |
273 | /* only two lines, no \n terminator */ | |
274 | prepend = "\n"; | |
275 | p = s + strlen(s); | |
276 | } else { | |
277 | char *end; | |
278 | /* third line might have a \n terminator or not */ | |
279 | p++; | |
280 | end = strchr(p, '\n'); | |
281 | /* if we actually have a fourth line, use that as suffix "e", otherwise the default \n */ | |
282 | if (end) | |
283 | e = end; | |
284 | } | |
285 | } | |
f401e48c LP |
286 | |
287 | a = p - s; | |
288 | b = strlen(e); | |
289 | ||
c9410dd4 | 290 | w = new(char, a + (c->local_rtc ? 5 : 3) + strlen(prepend) + b + 1); |
d257f05a | 291 | if (!w) |
f401e48c | 292 | return -ENOMEM; |
f401e48c | 293 | |
c9410dd4 | 294 | *(char*) mempcpy(stpcpy(stpcpy(mempcpy(w, s, a), prepend), c->local_rtc ? "LOCAL" : "UTC"), e, b) = 0; |
f401e48c LP |
295 | |
296 | if (streq(w, NULL_ADJTIME_UTC)) { | |
d257f05a | 297 | if (unlink("/etc/adjtime") < 0) |
f401e48c LP |
298 | if (errno != ENOENT) |
299 | return -errno; | |
f401e48c LP |
300 | |
301 | return 0; | |
302 | } | |
303 | } | |
40ca29a1 | 304 | |
c3dacc8b | 305 | mac_selinux_init(); |
d257f05a | 306 | return write_string_file_atomic_label("/etc/adjtime", w); |
f401e48c LP |
307 | } |
308 | ||
5d280742 YW |
309 | static int context_update_ntp_status(Context *c, sd_bus *bus, sd_bus_message *m) { |
310 | static const struct bus_properties_map map[] = { | |
311 | { "LoadState", "s", NULL, offsetof(UnitStatusInfo, load_state) }, | |
312 | { "ActiveState", "s", NULL, offsetof(UnitStatusInfo, active_state) }, | |
313 | { "UnitFileState", "s", NULL, offsetof(UnitStatusInfo, unit_file_state) }, | |
314 | {} | |
315 | }; | |
5d280742 | 316 | UnitStatusInfo *u; |
c5f0532f LP |
317 | int r; |
318 | ||
40ca29a1 | 319 | assert(c); |
c5f0532f LP |
320 | assert(bus); |
321 | ||
2770af85 YW |
322 | /* Suppress calling context_update_ntp_status() multiple times within single DBus transaction. */ |
323 | if (m) { | |
324 | if (m == c->cache) | |
325 | return 0; | |
2aa4c315 | 326 | |
2770af85 YW |
327 | sd_bus_message_unref(c->cache); |
328 | c->cache = sd_bus_message_ref(m); | |
329 | } | |
2aa4c315 | 330 | |
5d280742 YW |
331 | LIST_FOREACH(units, u, c->units) { |
332 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
5d280742 | 333 | _cleanup_free_ char *path = NULL; |
c5f0532f | 334 | |
5d280742 | 335 | unit_status_info_clear(u); |
40ca29a1 | 336 | |
5d280742 YW |
337 | path = unit_dbus_path_from_name(u->name); |
338 | if (!path) | |
339 | return -ENOMEM; | |
340 | ||
341 | r = bus_map_all_properties( | |
342 | bus, | |
343 | "org.freedesktop.systemd1", | |
344 | path, | |
345 | map, | |
346 | BUS_MAP_STRDUP, | |
347 | &error, | |
348 | NULL, | |
349 | u); | |
350 | if (r < 0) | |
351 | return log_error_errno(r, "Failed to get properties: %s", bus_error_message(&error, r)); | |
352 | } | |
c5f0532f | 353 | |
40ca29a1 | 354 | return 0; |
c5f0532f LP |
355 | } |
356 | ||
3af0a96c | 357 | static int match_job_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
3af0a96c | 358 | Context *c = userdata; |
cf3872bd YW |
359 | UnitStatusInfo *u; |
360 | const char *path; | |
361 | unsigned n = 0; | |
3af0a96c YW |
362 | int r; |
363 | ||
364 | assert(c); | |
365 | assert(m); | |
366 | ||
367 | r = sd_bus_message_read(m, "uoss", NULL, &path, NULL, NULL); | |
368 | if (r < 0) { | |
369 | bus_log_parse_error(r); | |
370 | return 0; | |
371 | } | |
372 | ||
cf3872bd YW |
373 | LIST_FOREACH(units, u, c->units) |
374 | if (streq_ptr(path, u->path)) | |
375 | u->path = mfree(u->path); | |
376 | else | |
377 | n += !!u->path; | |
3af0a96c | 378 | |
cf3872bd YW |
379 | if (n == 0) { |
380 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "NTP", NULL); | |
3af0a96c | 381 | |
cf3872bd YW |
382 | c->slot_job_removed = sd_bus_slot_unref(c->slot_job_removed); |
383 | } | |
3af0a96c YW |
384 | |
385 | return 0; | |
386 | } | |
387 | ||
cf3872bd | 388 | static int unit_start_or_stop(UnitStatusInfo *u, sd_bus *bus, sd_bus_error *error, bool start) { |
3af0a96c | 389 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
3af0a96c | 390 | const char *path; |
c5f0532f LP |
391 | int r; |
392 | ||
5d280742 | 393 | assert(u); |
c5f0532f LP |
394 | assert(bus); |
395 | assert(error); | |
396 | ||
81b84399 ZJS |
397 | r = sd_bus_call_method( |
398 | bus, | |
399 | "org.freedesktop.systemd1", | |
400 | "/org/freedesktop/systemd1", | |
401 | "org.freedesktop.systemd1.Manager", | |
5d280742 | 402 | start ? "StartUnit" : "StopUnit", |
81b84399 | 403 | error, |
3af0a96c | 404 | &reply, |
81b84399 | 405 | "ss", |
5d280742 | 406 | u->name, |
81b84399 | 407 | "replace"); |
5d280742 | 408 | if (r < 0) |
b72ddf0f | 409 | return r; |
c5f0532f | 410 | |
3af0a96c YW |
411 | r = sd_bus_message_read(reply, "o", &path); |
412 | if (r < 0) | |
413 | return bus_log_parse_error(r); | |
414 | ||
cf3872bd | 415 | r = free_and_strdup(&u->path, path); |
3af0a96c YW |
416 | if (r < 0) |
417 | return log_oom(); | |
418 | ||
b72ddf0f | 419 | return 0; |
c5f0532f LP |
420 | } |
421 | ||
5d280742 | 422 | static int unit_enable_or_disable(UnitStatusInfo *u, sd_bus *bus, sd_bus_error *error, bool enable) { |
c5f0532f | 423 | int r; |
c5f0532f | 424 | |
5d280742 | 425 | assert(u); |
c5f0532f LP |
426 | assert(bus); |
427 | assert(error); | |
428 | ||
5d280742 YW |
429 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ |
430 | ||
431 | if (streq(u->unit_file_state, "enabled") == enable) | |
432 | return 0; | |
433 | ||
434 | if (enable) | |
40ca29a1 LP |
435 | r = sd_bus_call_method( |
436 | bus, | |
ac7019f3 LP |
437 | "org.freedesktop.systemd1", |
438 | "/org/freedesktop/systemd1", | |
439 | "org.freedesktop.systemd1.Manager", | |
b72ddf0f | 440 | "EnableUnitFiles", |
40ca29a1 LP |
441 | error, |
442 | NULL, | |
b72ddf0f | 443 | "asbb", 1, |
5d280742 | 444 | u->name, |
b72ddf0f KS |
445 | false, true); |
446 | else | |
447 | r = sd_bus_call_method( | |
448 | bus, | |
449 | "org.freedesktop.systemd1", | |
450 | "/org/freedesktop/systemd1", | |
451 | "org.freedesktop.systemd1.Manager", | |
452 | "DisableUnitFiles", | |
453 | error, | |
454 | NULL, | |
455 | "asb", 1, | |
5d280742 | 456 | u->name, |
b72ddf0f | 457 | false); |
5d280742 | 458 | if (r < 0) |
b72ddf0f | 459 | return r; |
c5f0532f | 460 | |
b72ddf0f KS |
461 | r = sd_bus_call_method( |
462 | bus, | |
463 | "org.freedesktop.systemd1", | |
464 | "/org/freedesktop/systemd1", | |
465 | "org.freedesktop.systemd1.Manager", | |
466 | "Reload", | |
467 | error, | |
468 | NULL, | |
469 | NULL); | |
3af0a96c YW |
470 | if (r < 0) |
471 | return r; | |
472 | ||
b72ddf0f | 473 | return 0; |
40ca29a1 | 474 | } |
c5f0532f | 475 | |
6cc379b5 YW |
476 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_time, "t", now(CLOCK_REALTIME)); |
477 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_ntp_sync, "b", ntp_synced()); | |
478 | ||
6fc60278 LP |
479 | static int property_get_rtc_time( |
480 | sd_bus *bus, | |
481 | const char *path, | |
482 | const char *interface, | |
483 | const char *property, | |
484 | sd_bus_message *reply, | |
ebcf1f97 LP |
485 | void *userdata, |
486 | sd_bus_error *error) { | |
6fc60278 LP |
487 | |
488 | struct tm tm; | |
489 | usec_t t; | |
490 | int r; | |
491 | ||
492 | zero(tm); | |
60989612 | 493 | r = clock_get_hwclock(&tm); |
88e262b6 | 494 | if (r == -EBUSY) { |
07a062a7 | 495 | log_warning("/dev/rtc is busy. Is somebody keeping it open continuously? That's not a good idea... Returning a bogus RTC timestamp."); |
88e262b6 | 496 | t = 0; |
fe2b58a4 | 497 | } else if (r == -ENOENT) { |
07a062a7 | 498 | log_debug("/dev/rtc not found."); |
fe2b58a4 | 499 | t = 0; /* no RTC found */ |
ebcf1f97 | 500 | } else if (r < 0) |
10a87006 | 501 | return sd_bus_error_set_errnof(error, r, "Failed to read RTC: %m"); |
ebcf1f97 | 502 | else |
2f6a5907 | 503 | t = (usec_t) timegm(&tm) * USEC_PER_SEC; |
6fc60278 | 504 | |
ebcf1f97 | 505 | return sd_bus_message_append(reply, "t", t); |
6fc60278 LP |
506 | } |
507 | ||
5d280742 YW |
508 | static int property_get_can_ntp( |
509 | sd_bus *bus, | |
510 | const char *path, | |
511 | const char *interface, | |
512 | const char *property, | |
513 | sd_bus_message *reply, | |
514 | void *userdata, | |
515 | sd_bus_error *error) { | |
516 | ||
517 | Context *c = userdata; | |
518 | int r; | |
519 | ||
520 | assert(c); | |
521 | assert(bus); | |
522 | assert(property); | |
523 | assert(reply); | |
524 | assert(error); | |
525 | ||
b4356b57 YW |
526 | if (c->slot_job_removed) |
527 | /* When the previous request is not finished, then assume NTP is enabled. */ | |
528 | return sd_bus_message_append(reply, "b", true); | |
529 | ||
5d280742 YW |
530 | r = context_update_ntp_status(c, bus, reply); |
531 | if (r < 0) | |
532 | return r; | |
533 | ||
534 | return sd_bus_message_append(reply, "b", context_ntp_service_exists(c) > 0); | |
535 | } | |
536 | ||
537 | static int property_get_ntp( | |
538 | sd_bus *bus, | |
539 | const char *path, | |
540 | const char *interface, | |
541 | const char *property, | |
542 | sd_bus_message *reply, | |
543 | void *userdata, | |
544 | sd_bus_error *error) { | |
545 | ||
546 | Context *c = userdata; | |
547 | int r; | |
548 | ||
549 | assert(c); | |
550 | assert(bus); | |
551 | assert(property); | |
552 | assert(reply); | |
553 | assert(error); | |
554 | ||
b4356b57 YW |
555 | if (c->slot_job_removed) |
556 | /* When the previous request is not finished, then assume NTP is active. */ | |
557 | return sd_bus_message_append(reply, "b", true); | |
558 | ||
5d280742 YW |
559 | r = context_update_ntp_status(c, bus, reply); |
560 | if (r < 0) | |
561 | return r; | |
562 | ||
563 | return sd_bus_message_append(reply, "b", context_ntp_service_is_active(c) > 0); | |
564 | } | |
565 | ||
19070062 | 566 | static int method_set_timezone(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
40ca29a1 | 567 | Context *c = userdata; |
2c3def62 | 568 | int interactive, r; |
40ca29a1 | 569 | const char *z; |
c5f0532f | 570 | |
7e9cf16c LP |
571 | assert(m); |
572 | assert(c); | |
573 | ||
40ca29a1 LP |
574 | r = sd_bus_message_read(m, "sb", &z, &interactive); |
575 | if (r < 0) | |
ebcf1f97 | 576 | return r; |
c5f0532f | 577 | |
089fb865 | 578 | if (!timezone_is_valid(z, LOG_DEBUG)) |
ebcf1f97 | 579 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid time zone '%s'", z); |
ac7019f3 | 580 | |
539a68e0 | 581 | if (streq_ptr(z, c->zone)) |
df2d202e | 582 | return sd_bus_reply_method_return(m, NULL); |
c5f0532f | 583 | |
c529695e LP |
584 | r = bus_verify_polkit_async( |
585 | m, | |
586 | CAP_SYS_TIME, | |
587 | "org.freedesktop.timedate1.set-timezone", | |
403ed0e5 | 588 | NULL, |
c529695e LP |
589 | interactive, |
590 | UID_INVALID, | |
591 | &c->polkit_registry, | |
592 | error); | |
40ca29a1 | 593 | if (r < 0) |
ebcf1f97 | 594 | return r; |
40ca29a1 | 595 | if (r == 0) |
6fc60278 | 596 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ |
6ffe5e37 | 597 | |
539a68e0 YW |
598 | r = free_and_strdup(&c->zone, z); |
599 | if (r < 0) | |
600 | return r; | |
601 | ||
40ca29a1 LP |
602 | /* 1. Write new configuration file */ |
603 | r = context_write_data_timezone(c); | |
604 | if (r < 0) { | |
da927ba9 | 605 | log_error_errno(r, "Failed to set time zone: %m"); |
10a87006 | 606 | return sd_bus_error_set_errnof(error, r, "Failed to set time zone: %m"); |
40ca29a1 | 607 | } |
6ffe5e37 | 608 | |
8a50b96f LP |
609 | /* 2. Make glibc notice the new timezone */ |
610 | tzset(); | |
611 | ||
612 | /* 3. Tell the kernel our timezone */ | |
2a7ff45f LP |
613 | r = clock_set_timezone(NULL); |
614 | if (r < 0) | |
615 | log_debug_errno(r, "Failed to tell kernel about timezone, ignoring: %m"); | |
6ffe5e37 | 616 | |
40ca29a1 LP |
617 | if (c->local_rtc) { |
618 | struct timespec ts; | |
e0f691e1 | 619 | struct tm tm; |
c5f0532f | 620 | |
8a50b96f | 621 | /* 4. Sync RTC from system clock, with the new delta */ |
40ca29a1 | 622 | assert_se(clock_gettime(CLOCK_REALTIME, &ts) == 0); |
e0f691e1 | 623 | assert_se(localtime_r(&ts.tv_sec, &tm)); |
2a7ff45f | 624 | |
e0f691e1 | 625 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
626 | if (r < 0) |
627 | log_debug_errno(r, "Failed to sync time to hardware clock, ignoring: %m"); | |
40ca29a1 | 628 | } |
c5f0532f | 629 | |
40ca29a1 | 630 | log_struct(LOG_INFO, |
2b044526 | 631 | "MESSAGE_ID=" SD_MESSAGE_TIMEZONE_CHANGE_STR, |
40ca29a1 | 632 | "TIMEZONE=%s", c->zone, |
8a50b96f LP |
633 | "TIMEZONE_SHORTNAME=%s", tzname[daylight], |
634 | "DAYLIGHT=%i", daylight, | |
a1230ff9 | 635 | LOG_MESSAGE("Changed time zone to '%s' (%s).", c->zone, tzname[daylight])); |
c5f0532f | 636 | |
19070062 | 637 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "Timezone", NULL); |
c5f0532f | 638 | |
df2d202e | 639 | return sd_bus_reply_method_return(m, NULL); |
c5f0532f LP |
640 | } |
641 | ||
19070062 | 642 | static int method_set_local_rtc(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
102d8f81 | 643 | int lrtc, fix_system, interactive; |
40ca29a1 LP |
644 | Context *c = userdata; |
645 | struct timespec ts; | |
f401e48c LP |
646 | int r; |
647 | ||
40ca29a1 LP |
648 | assert(m); |
649 | assert(c); | |
f401e48c | 650 | |
40ca29a1 LP |
651 | r = sd_bus_message_read(m, "bbb", &lrtc, &fix_system, &interactive); |
652 | if (r < 0) | |
ebcf1f97 | 653 | return r; |
f401e48c | 654 | |
40ca29a1 | 655 | if (lrtc == c->local_rtc) |
df2d202e | 656 | return sd_bus_reply_method_return(m, NULL); |
f401e48c | 657 | |
c529695e LP |
658 | r = bus_verify_polkit_async( |
659 | m, | |
660 | CAP_SYS_TIME, | |
661 | "org.freedesktop.timedate1.set-local-rtc", | |
403ed0e5 | 662 | NULL, |
c529695e LP |
663 | interactive, |
664 | UID_INVALID, | |
665 | &c->polkit_registry, | |
666 | error); | |
40ca29a1 | 667 | if (r < 0) |
ebcf1f97 | 668 | return r; |
40ca29a1 LP |
669 | if (r == 0) |
670 | return 1; | |
f401e48c | 671 | |
40ca29a1 | 672 | c->local_rtc = lrtc; |
f401e48c | 673 | |
40ca29a1 LP |
674 | /* 1. Write new configuration file */ |
675 | r = context_write_data_local_rtc(c); | |
676 | if (r < 0) { | |
da927ba9 | 677 | log_error_errno(r, "Failed to set RTC to local/UTC: %m"); |
10a87006 | 678 | return sd_bus_error_set_errnof(error, r, "Failed to set RTC to local/UTC: %m"); |
40ca29a1 | 679 | } |
f401e48c | 680 | |
40ca29a1 | 681 | /* 2. Tell the kernel our timezone */ |
2a7ff45f LP |
682 | r = clock_set_timezone(NULL); |
683 | if (r < 0) | |
684 | log_debug_errno(r, "Failed to tell kernel about timezone, ignoring: %m"); | |
f401e48c | 685 | |
40ca29a1 LP |
686 | /* 3. Synchronize clocks */ |
687 | assert_se(clock_gettime(CLOCK_REALTIME, &ts) == 0); | |
f401e48c | 688 | |
40ca29a1 LP |
689 | if (fix_system) { |
690 | struct tm tm; | |
f401e48c | 691 | |
2a7ff45f | 692 | /* Sync system clock from RTC; first, initialize the timezone fields of struct tm. */ |
40ca29a1 | 693 | if (c->local_rtc) |
e46acb79 | 694 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 695 | else |
e46acb79 | 696 | gmtime_r(&ts.tv_sec, &tm); |
72edcff5 | 697 | |
2a7ff45f LP |
698 | /* Override the main fields of struct tm, but not the timezone fields */ |
699 | r = clock_get_hwclock(&tm); | |
700 | if (r < 0) | |
701 | log_debug_errno(r, "Failed to get hardware clock, ignoring: %m"); | |
702 | else { | |
703 | /* And set the system clock with this */ | |
40ca29a1 LP |
704 | if (c->local_rtc) |
705 | ts.tv_sec = mktime(&tm); | |
706 | else | |
707 | ts.tv_sec = timegm(&tm); | |
2076cf88 | 708 | |
2a7ff45f LP |
709 | if (clock_settime(CLOCK_REALTIME, &ts) < 0) |
710 | log_debug_errno(errno, "Failed to update system clock, ignoring: %m"); | |
f401e48c LP |
711 | } |
712 | ||
40ca29a1 | 713 | } else { |
e46acb79 | 714 | struct tm tm; |
f401e48c | 715 | |
40ca29a1 LP |
716 | /* Sync RTC from system clock */ |
717 | if (c->local_rtc) | |
e46acb79 | 718 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 719 | else |
e46acb79 | 720 | gmtime_r(&ts.tv_sec, &tm); |
2076cf88 | 721 | |
e46acb79 | 722 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
723 | if (r < 0) |
724 | log_debug_errno(r, "Failed to sync time to hardware clock, ignoring: %m"); | |
40ca29a1 | 725 | } |
2076cf88 | 726 | |
40ca29a1 | 727 | log_info("RTC configured to %s time.", c->local_rtc ? "local" : "UTC"); |
2076cf88 | 728 | |
19070062 | 729 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "LocalRTC", NULL); |
2076cf88 | 730 | |
df2d202e | 731 | return sd_bus_reply_method_return(m, NULL); |
40ca29a1 | 732 | } |
2076cf88 | 733 | |
19070062 | 734 | static int method_set_time(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
5d280742 YW |
735 | sd_bus *bus = sd_bus_message_get_bus(m); |
736 | int relative, interactive, r; | |
40ca29a1 LP |
737 | Context *c = userdata; |
738 | int64_t utc; | |
739 | struct timespec ts; | |
2479df30 | 740 | usec_t start; |
e46acb79 | 741 | struct tm tm; |
2076cf88 | 742 | |
40ca29a1 LP |
743 | assert(m); |
744 | assert(c); | |
2076cf88 | 745 | |
b4356b57 YW |
746 | if (c->slot_job_removed) |
747 | return sd_bus_error_set(error, BUS_ERROR_AUTOMATIC_TIME_SYNC_ENABLED, "Previous request is not finished, refusing."); | |
748 | ||
5d280742 YW |
749 | r = context_update_ntp_status(c, bus, m); |
750 | if (r < 0) | |
751 | return sd_bus_error_set_errnof(error, r, "Failed to update context: %m"); | |
752 | ||
753 | if (context_ntp_service_is_active(c) > 0) | |
e9e5ea88 | 754 | return sd_bus_error_set(error, BUS_ERROR_AUTOMATIC_TIME_SYNC_ENABLED, "Automatic time synchronization is enabled"); |
82d115d9 | 755 | |
6829cec4 SL |
756 | /* this only gets used if dbus does not provide a timestamp */ |
757 | start = now(CLOCK_MONOTONIC); | |
758 | ||
40ca29a1 LP |
759 | r = sd_bus_message_read(m, "xbb", &utc, &relative, &interactive); |
760 | if (r < 0) | |
ebcf1f97 | 761 | return r; |
2076cf88 | 762 | |
40ca29a1 | 763 | if (!relative && utc <= 0) |
e9e5ea88 | 764 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid absolute time"); |
2076cf88 | 765 | |
40ca29a1 | 766 | if (relative && utc == 0) |
df2d202e | 767 | return sd_bus_reply_method_return(m, NULL); |
2076cf88 | 768 | |
40ca29a1 LP |
769 | if (relative) { |
770 | usec_t n, x; | |
f401e48c | 771 | |
40ca29a1 LP |
772 | n = now(CLOCK_REALTIME); |
773 | x = n + utc; | |
f401e48c | 774 | |
40ca29a1 LP |
775 | if ((utc > 0 && x < n) || |
776 | (utc < 0 && x > n)) | |
e9e5ea88 | 777 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Time value overflow"); |
f401e48c | 778 | |
40ca29a1 LP |
779 | timespec_store(&ts, x); |
780 | } else | |
781 | timespec_store(&ts, (usec_t) utc); | |
2076cf88 | 782 | |
c529695e LP |
783 | r = bus_verify_polkit_async( |
784 | m, | |
785 | CAP_SYS_TIME, | |
786 | "org.freedesktop.timedate1.set-time", | |
403ed0e5 | 787 | NULL, |
c529695e LP |
788 | interactive, |
789 | UID_INVALID, | |
790 | &c->polkit_registry, | |
791 | error); | |
40ca29a1 | 792 | if (r < 0) |
ebcf1f97 | 793 | return r; |
40ca29a1 LP |
794 | if (r == 0) |
795 | return 1; | |
796 | ||
2479df30 SL |
797 | /* adjust ts for time spent in program */ |
798 | r = sd_bus_message_get_monotonic_usec(m, &start); | |
6829cec4 | 799 | /* when sd_bus_message_get_monotonic_usec() returns -ENODATA it does not modify &start */ |
2479df30 SL |
800 | if (r < 0 && r != -ENODATA) |
801 | return r; | |
6829cec4 SL |
802 | |
803 | timespec_store(&ts, timespec_load(&ts) + (now(CLOCK_MONOTONIC) - start)); | |
2479df30 | 804 | |
40ca29a1 LP |
805 | /* Set system clock */ |
806 | if (clock_settime(CLOCK_REALTIME, &ts) < 0) { | |
56f64d95 | 807 | log_error_errno(errno, "Failed to set local time: %m"); |
ebcf1f97 | 808 | return sd_bus_error_set_errnof(error, errno, "Failed to set local time: %m"); |
40ca29a1 | 809 | } |
2076cf88 | 810 | |
40ca29a1 LP |
811 | /* Sync down to RTC */ |
812 | if (c->local_rtc) | |
e46acb79 | 813 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 814 | else |
e46acb79 | 815 | gmtime_r(&ts.tv_sec, &tm); |
2a7ff45f | 816 | |
e46acb79 | 817 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
818 | if (r < 0) |
819 | log_debug_errno(r, "Failed to update hardware clock, ignoring: %m"); | |
f401e48c | 820 | |
40ca29a1 | 821 | log_struct(LOG_INFO, |
2b044526 | 822 | "MESSAGE_ID=" SD_MESSAGE_TIME_CHANGE_STR, |
de0671ee | 823 | "REALTIME="USEC_FMT, timespec_load(&ts), |
a1230ff9 | 824 | LOG_MESSAGE("Changed local time to %s", ctime(&ts.tv_sec))); |
f401e48c | 825 | |
df2d202e | 826 | return sd_bus_reply_method_return(m, NULL); |
40ca29a1 | 827 | } |
f401e48c | 828 | |
19070062 | 829 | static int method_set_ntp(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
cf3872bd | 830 | _cleanup_(sd_bus_slot_unrefp) sd_bus_slot *slot = NULL; |
5d280742 | 831 | sd_bus *bus = sd_bus_message_get_bus(m); |
40ca29a1 | 832 | Context *c = userdata; |
5d280742 YW |
833 | UnitStatusInfo *u; |
834 | int enable, interactive, q, r; | |
f401e48c | 835 | |
19070062 | 836 | assert(m); |
5d280742 | 837 | assert(bus); |
19070062 LP |
838 | assert(c); |
839 | ||
5d280742 | 840 | r = sd_bus_message_read(m, "bb", &enable, &interactive); |
40ca29a1 | 841 | if (r < 0) |
ebcf1f97 | 842 | return r; |
f401e48c | 843 | |
5d280742 YW |
844 | r = context_update_ntp_status(c, bus, m); |
845 | if (r < 0) | |
846 | return r; | |
847 | ||
848 | if (context_ntp_service_exists(c) <= 0) | |
849 | return sd_bus_error_set(error, BUS_ERROR_NO_NTP_SUPPORT, "NTP not supported"); | |
f401e48c | 850 | |
c529695e LP |
851 | r = bus_verify_polkit_async( |
852 | m, | |
853 | CAP_SYS_TIME, | |
854 | "org.freedesktop.timedate1.set-ntp", | |
403ed0e5 | 855 | NULL, |
c529695e LP |
856 | interactive, |
857 | UID_INVALID, | |
858 | &c->polkit_registry, | |
859 | error); | |
40ca29a1 | 860 | if (r < 0) |
ebcf1f97 | 861 | return r; |
40ca29a1 LP |
862 | if (r == 0) |
863 | return 1; | |
f401e48c | 864 | |
cf3872bd YW |
865 | /* This method may be called frequently. Forget the previous job if it has not completed yet. */ |
866 | LIST_FOREACH(units, u, c->units) | |
867 | u->path = mfree(u->path); | |
868 | ||
869 | if (!c->slot_job_removed) { | |
870 | r = sd_bus_match_signal_async( | |
871 | bus, | |
872 | &slot, | |
873 | "org.freedesktop.systemd1", | |
874 | "/org/freedesktop/systemd1", | |
875 | "org.freedesktop.systemd1.Manager", | |
876 | "JobRemoved", | |
877 | match_job_removed, NULL, c); | |
878 | if (r < 0) | |
879 | return r; | |
880 | } | |
881 | ||
5d280742 YW |
882 | if (!enable) |
883 | LIST_FOREACH(units, u, c->units) { | |
884 | if (!streq(u->load_state, "loaded")) | |
885 | continue; | |
886 | ||
887 | q = unit_enable_or_disable(u, bus, error, enable); | |
888 | if (q < 0) | |
889 | r = q; | |
890 | ||
cf3872bd | 891 | q = unit_start_or_stop(u, bus, error, enable); |
5d280742 YW |
892 | if (q < 0) |
893 | r = q; | |
894 | } | |
895 | ||
896 | else if (context_ntp_service_is_enabled(c) <= 0) | |
897 | LIST_FOREACH(units, u, c->units) { | |
898 | if (!streq(u->load_state, "loaded")) | |
899 | continue; | |
900 | ||
901 | r = unit_enable_or_disable(u, bus, error, enable); | |
902 | if (r < 0) | |
903 | continue; | |
904 | ||
cf3872bd | 905 | r = unit_start_or_stop(u, bus, error, enable); |
5d280742 YW |
906 | break; |
907 | } | |
908 | ||
3af0a96c | 909 | else |
5d280742 YW |
910 | LIST_FOREACH(units, u, c->units) { |
911 | if (!streq(u->load_state, "loaded") || | |
912 | !streq(u->unit_file_state, "enabled")) | |
913 | continue; | |
914 | ||
cf3872bd | 915 | r = unit_start_or_stop(u, bus, error, enable); |
5d280742 YW |
916 | break; |
917 | } | |
40ca29a1 | 918 | |
40ca29a1 | 919 | if (r < 0) |
ebcf1f97 | 920 | return r; |
f401e48c | 921 | |
cf3872bd YW |
922 | if (slot) |
923 | c->slot_job_removed = TAKE_PTR(slot); | |
924 | ||
5d280742 | 925 | log_info("Set NTP to %sd", enable_disable(enable)); |
f401e48c | 926 | |
df2d202e | 927 | return sd_bus_reply_method_return(m, NULL); |
f401e48c LP |
928 | } |
929 | ||
2cf0b2fe NT |
930 | static int method_list_timezones(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
931 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
932 | _cleanup_strv_free_ char **zones = NULL; | |
933 | int r; | |
934 | ||
935 | assert(m); | |
936 | ||
937 | r = get_timezones(&zones); | |
938 | if (r < 0) | |
939 | return sd_bus_error_set_errnof(error, r, "Failed to read list of time zones: %m"); | |
940 | ||
941 | r = sd_bus_message_new_method_return(m, &reply); | |
942 | if (r < 0) | |
943 | return r; | |
944 | ||
945 | r = sd_bus_message_append_strv(reply, zones); | |
946 | if (r < 0) | |
947 | return r; | |
948 | ||
949 | return sd_bus_send(NULL, reply, NULL); | |
950 | } | |
951 | ||
40ca29a1 LP |
952 | static const sd_bus_vtable timedate_vtable[] = { |
953 | SD_BUS_VTABLE_START(0), | |
954 | SD_BUS_PROPERTY("Timezone", "s", NULL, offsetof(Context, zone), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
82d115d9 | 955 | SD_BUS_PROPERTY("LocalRTC", "b", bus_property_get_bool, offsetof(Context, local_rtc), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
5d280742 YW |
956 | SD_BUS_PROPERTY("CanNTP", "b", property_get_can_ntp, 0, 0), |
957 | SD_BUS_PROPERTY("NTP", "b", property_get_ntp, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
03cc26dd LP |
958 | SD_BUS_PROPERTY("NTPSynchronized", "b", property_get_ntp_sync, 0, 0), |
959 | SD_BUS_PROPERTY("TimeUSec", "t", property_get_time, 0, 0), | |
6fc60278 | 960 | SD_BUS_PROPERTY("RTCTimeUSec", "t", property_get_rtc_time, 0, 0), |
adacb957 LP |
961 | SD_BUS_METHOD("SetTime", "xbb", NULL, method_set_time, SD_BUS_VTABLE_UNPRIVILEGED), |
962 | SD_BUS_METHOD("SetTimezone", "sb", NULL, method_set_timezone, SD_BUS_VTABLE_UNPRIVILEGED), | |
963 | SD_BUS_METHOD("SetLocalRTC", "bbb", NULL, method_set_local_rtc, SD_BUS_VTABLE_UNPRIVILEGED), | |
964 | SD_BUS_METHOD("SetNTP", "bb", NULL, method_set_ntp, SD_BUS_VTABLE_UNPRIVILEGED), | |
2cf0b2fe | 965 | SD_BUS_METHOD("ListTimezones", NULL, "as", method_list_timezones, SD_BUS_VTABLE_UNPRIVILEGED), |
40ca29a1 LP |
966 | SD_BUS_VTABLE_END, |
967 | }; | |
968 | ||
969 | static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) { | |
4afd3348 | 970 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
f401e48c LP |
971 | int r; |
972 | ||
40ca29a1 LP |
973 | assert(c); |
974 | assert(event); | |
f401e48c LP |
975 | assert(_bus); |
976 | ||
76b54375 | 977 | r = sd_bus_default_system(&bus); |
f647962d MS |
978 | if (r < 0) |
979 | return log_error_errno(r, "Failed to get system bus connection: %m"); | |
f401e48c | 980 | |
19befb2d | 981 | r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/timedate1", "org.freedesktop.timedate1", timedate_vtable, c); |
f647962d MS |
982 | if (r < 0) |
983 | return log_error_errno(r, "Failed to register object: %m"); | |
f401e48c | 984 | |
0c0b9306 | 985 | r = sd_bus_request_name_async(bus, NULL, "org.freedesktop.timedate1", 0, NULL, NULL); |
f647962d | 986 | if (r < 0) |
0c0b9306 | 987 | return log_error_errno(r, "Failed to request name: %m"); |
add10b5a | 988 | |
40ca29a1 | 989 | r = sd_bus_attach_event(bus, event, 0); |
f647962d MS |
990 | if (r < 0) |
991 | return log_error_errno(r, "Failed to attach bus to event loop: %m"); | |
f401e48c | 992 | |
1cc6c93a | 993 | *_bus = TAKE_PTR(bus); |
f401e48c | 994 | |
40ca29a1 | 995 | return 0; |
f401e48c LP |
996 | } |
997 | ||
1f47bc33 YW |
998 | static int run(int argc, char *argv[]) { |
999 | _cleanup_(context_clear) Context context = {}; | |
4afd3348 LP |
1000 | _cleanup_(sd_event_unrefp) sd_event *event = NULL; |
1001 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
f401e48c | 1002 | int r; |
f401e48c | 1003 | |
6bf3c61c | 1004 | log_setup_service(); |
f401e48c | 1005 | |
4c12626c LP |
1006 | umask(0022); |
1007 | ||
1f47bc33 YW |
1008 | if (argc != 1) |
1009 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "This program takes no arguments."); | |
f401e48c | 1010 | |
754f0269 YW |
1011 | assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGTERM, SIGINT, -1) >= 0); |
1012 | ||
afc6adb5 | 1013 | r = sd_event_default(&event); |
1f47bc33 YW |
1014 | if (r < 0) |
1015 | return log_error_errno(r, "Failed to allocate event loop: %m"); | |
f401e48c | 1016 | |
754f0269 YW |
1017 | (void) sd_event_set_watchdog(event, true); |
1018 | ||
1019 | r = sd_event_add_signal(event, NULL, SIGINT, NULL, NULL); | |
1f47bc33 YW |
1020 | if (r < 0) |
1021 | return log_error_errno(r, "Failed to install SIGINT handler: %m"); | |
754f0269 YW |
1022 | |
1023 | r = sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL); | |
1f47bc33 YW |
1024 | if (r < 0) |
1025 | return log_error_errno(r, "Failed to install SIGTERM handler: %m"); | |
cde93897 | 1026 | |
40ca29a1 | 1027 | r = connect_bus(&context, event, &bus); |
f401e48c | 1028 | if (r < 0) |
1f47bc33 | 1029 | return r; |
f401e48c | 1030 | |
dc751688 | 1031 | (void) sd_bus_negotiate_timestamp(bus, true); |
2479df30 | 1032 | |
40ca29a1 | 1033 | r = context_read_data(&context); |
1f47bc33 YW |
1034 | if (r < 0) |
1035 | return log_error_errno(r, "Failed to read time zone data: %m"); | |
c5f0532f | 1036 | |
5d280742 YW |
1037 | r = context_parse_ntp_services(&context); |
1038 | if (r < 0) | |
1f47bc33 | 1039 | return r; |
ad740100 | 1040 | |
37224a5f | 1041 | r = bus_event_loop_with_idle(event, bus, "org.freedesktop.timedate1", DEFAULT_EXIT_USEC, NULL, NULL); |
1f47bc33 YW |
1042 | if (r < 0) |
1043 | return log_error_errno(r, "Failed to run event loop: %m"); | |
f401e48c | 1044 | |
1f47bc33 | 1045 | return 0; |
f401e48c | 1046 | } |
1f47bc33 YW |
1047 | |
1048 | DEFINE_MAIN_FUNCTION(run); |