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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
f401e48c | 2 | |
f401e48c LP |
3 | #include <errno.h> |
4 | #include <string.h> | |
ca78ad1d ZJS |
5 | #include <sys/stat.h> |
6 | #include <sys/types.h> | |
f401e48c LP |
7 | #include <unistd.h> |
8 | ||
40ca29a1 | 9 | #include "sd-bus.h" |
f4f15635 LP |
10 | #include "sd-event.h" |
11 | #include "sd-messages.h" | |
40ca29a1 | 12 | |
b5efdb8a | 13 | #include "alloc-util.h" |
96aad8d1 | 14 | #include "bus-common-errors.h" |
f4f15635 LP |
15 | #include "bus-error.h" |
16 | #include "bus-util.h" | |
17 | #include "clock-util.h" | |
18 | #include "def.h" | |
f4f15635 | 19 | #include "fileio-label.h" |
e4de7287 | 20 | #include "fileio.h" |
f4f15635 | 21 | #include "fs-util.h" |
5d280742 YW |
22 | #include "hashmap.h" |
23 | #include "list.h" | |
1f47bc33 | 24 | #include "main-func.h" |
0a970718 | 25 | #include "memory-util.h" |
36dd5ffd | 26 | #include "missing_capability.h" |
f4f15635 | 27 | #include "path-util.h" |
d7b8eec7 | 28 | #include "selinux-util.h" |
754f0269 | 29 | #include "signal-util.h" |
5d280742 | 30 | #include "string-util.h" |
f4f15635 | 31 | #include "strv.h" |
5d280742 YW |
32 | #include "unit-def.h" |
33 | #include "unit-name.h" | |
ee104e11 | 34 | #include "user-util.h" |
f401e48c LP |
35 | |
36 | #define NULL_ADJTIME_UTC "0.0 0 0\n0\nUTC\n" | |
37 | #define NULL_ADJTIME_LOCAL "0.0 0 0\n0\nLOCAL\n" | |
38 | ||
5d280742 YW |
39 | typedef struct UnitStatusInfo { |
40 | char *name; | |
41 | char *load_state; | |
42 | char *unit_file_state; | |
43 | char *active_state; | |
cf3872bd | 44 | char *path; |
5d280742 YW |
45 | |
46 | LIST_FIELDS(struct UnitStatusInfo, units); | |
47 | } UnitStatusInfo; | |
48 | ||
40ca29a1 | 49 | typedef struct Context { |
d200735e MS |
50 | char *zone; |
51 | bool local_rtc; | |
40ca29a1 | 52 | Hashmap *polkit_registry; |
2770af85 | 53 | sd_bus_message *cache; |
5d280742 | 54 | |
3af0a96c | 55 | sd_bus_slot *slot_job_removed; |
3af0a96c | 56 | |
5d280742 | 57 | LIST_HEAD(UnitStatusInfo, units); |
40ca29a1 | 58 | } Context; |
f401e48c | 59 | |
5d280742 YW |
60 | static void unit_status_info_clear(UnitStatusInfo *p) { |
61 | assert(p); | |
62 | ||
63 | p->load_state = mfree(p->load_state); | |
64 | p->unit_file_state = mfree(p->unit_file_state); | |
65 | p->active_state = mfree(p->active_state); | |
66 | } | |
67 | ||
68 | static void unit_status_info_free(UnitStatusInfo *p) { | |
69 | assert(p); | |
70 | ||
71 | unit_status_info_clear(p); | |
72 | free(p->name); | |
cf3872bd | 73 | free(p->path); |
5d280742 YW |
74 | free(p); |
75 | } | |
76 | ||
1f47bc33 | 77 | static void context_clear(Context *c) { |
5d280742 YW |
78 | UnitStatusInfo *p; |
79 | ||
40ca29a1 | 80 | assert(c); |
f401e48c | 81 | |
82d115d9 | 82 | free(c->zone); |
36e34057 | 83 | bus_verify_polkit_async_registry_free(c->polkit_registry); |
2770af85 | 84 | sd_bus_message_unref(c->cache); |
5d280742 | 85 | |
3af0a96c | 86 | sd_bus_slot_unref(c->slot_job_removed); |
3af0a96c | 87 | |
5d280742 YW |
88 | while ((p = c->units)) { |
89 | LIST_REMOVE(units, c->units, p); | |
90 | unit_status_info_free(p); | |
91 | } | |
92 | } | |
93 | ||
94 | static int context_add_ntp_service(Context *c, const char *s) { | |
5d280742 YW |
95 | UnitStatusInfo *u; |
96 | ||
97 | if (!unit_name_is_valid(s, UNIT_NAME_PLAIN)) | |
98 | return -EINVAL; | |
99 | ||
100 | /* Do not add this if it is already listed */ | |
101 | LIST_FOREACH(units, u, c->units) | |
102 | if (streq(u->name, s)) | |
103 | return 0; | |
104 | ||
105 | u = new0(UnitStatusInfo, 1); | |
106 | if (!u) | |
107 | return -ENOMEM; | |
108 | ||
109 | u->name = strdup(s); | |
110 | if (!u->name) { | |
111 | free(u); | |
112 | return -ENOMEM; | |
113 | } | |
114 | ||
115 | LIST_APPEND(units, c->units, u); | |
116 | ||
117 | return 0; | |
118 | } | |
119 | ||
120 | static int context_parse_ntp_services(Context *c) { | |
121 | const char *env, *p; | |
122 | int r; | |
123 | ||
124 | assert(c); | |
125 | ||
126 | env = getenv("SYSTEMD_TIMEDATED_NTP_SERVICES"); | |
127 | if (!env) { | |
128 | r = context_add_ntp_service(c, "systemd-timesyncd.service"); | |
129 | if (r < 0) | |
130 | log_warning_errno(r, "Failed to add NTP service \"systemd-timesyncd.service\", ignoring: %m"); | |
131 | ||
132 | return 0; | |
133 | } | |
134 | ||
135 | for (p = env;;) { | |
136 | _cleanup_free_ char *word = NULL; | |
137 | ||
138 | r = extract_first_word(&p, &word, ":", 0); | |
139 | if (r == 0) | |
140 | break; | |
141 | if (r == -ENOMEM) | |
142 | return log_oom(); | |
143 | if (r < 0) { | |
144 | log_error("Invalid syntax, ignoring: %s", env); | |
145 | break; | |
146 | } | |
147 | ||
148 | r = context_add_ntp_service(c, word); | |
149 | if (r < 0) | |
150 | log_warning_errno(r, "Failed to add NTP service \"%s\", ignoring: %m", word); | |
151 | } | |
152 | ||
153 | return 0; | |
154 | } | |
155 | ||
156 | static int context_ntp_service_is_active(Context *c) { | |
157 | UnitStatusInfo *info; | |
158 | int count = 0; | |
159 | ||
160 | assert(c); | |
161 | ||
162 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
163 | ||
164 | LIST_FOREACH(units, info, c->units) | |
84a87726 | 165 | count += !STRPTR_IN_SET(info->active_state, "inactive", "failed"); |
5d280742 YW |
166 | |
167 | return count; | |
168 | } | |
169 | ||
170 | static int context_ntp_service_is_enabled(Context *c) { | |
171 | UnitStatusInfo *info; | |
172 | int count = 0; | |
173 | ||
174 | assert(c); | |
175 | ||
176 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
177 | ||
178 | LIST_FOREACH(units, info, c->units) | |
84a87726 | 179 | count += !STRPTR_IN_SET(info->unit_file_state, "masked", "masked-runtime", "disabled", "bad"); |
5d280742 YW |
180 | |
181 | return count; | |
182 | } | |
183 | ||
184 | static int context_ntp_service_exists(Context *c) { | |
185 | UnitStatusInfo *info; | |
186 | int count = 0; | |
187 | ||
188 | assert(c); | |
189 | ||
190 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
191 | ||
192 | LIST_FOREACH(units, info, c->units) | |
193 | count += streq_ptr(info->load_state, "loaded"); | |
194 | ||
195 | return count; | |
f401e48c LP |
196 | } |
197 | ||
40ca29a1 | 198 | static int context_read_data(Context *c) { |
424a19f8 | 199 | _cleanup_free_ char *t = NULL; |
40ca29a1 LP |
200 | int r; |
201 | ||
202 | assert(c); | |
f401e48c | 203 | |
5c904ba5 LP |
204 | r = get_timezone(&t); |
205 | if (r == -EINVAL) | |
206 | log_warning_errno(r, "/etc/localtime should be a symbolic link to a time zone data file in /usr/share/zoneinfo/."); | |
207 | else if (r < 0) | |
208 | log_warning_errno(r, "Failed to get target of /etc/localtime: %m"); | |
92c4ef2d | 209 | |
f9ecfd3b | 210 | free_and_replace(c->zone, t); |
f401e48c | 211 | |
6369641d | 212 | c->local_rtc = clock_is_localtime(NULL) > 0; |
f401e48c LP |
213 | |
214 | return 0; | |
215 | } | |
216 | ||
40ca29a1 | 217 | static int context_write_data_timezone(Context *c) { |
424a19f8 | 218 | _cleanup_free_ char *p = NULL; |
40ca29a1 LP |
219 | int r = 0; |
220 | ||
221 | assert(c); | |
e19a21a8 | 222 | |
40ca29a1 | 223 | if (isempty(c->zone)) { |
424a19f8 | 224 | if (unlink("/etc/localtime") < 0 && errno != ENOENT) |
f401e48c LP |
225 | r = -errno; |
226 | ||
f401e48c LP |
227 | return r; |
228 | } | |
229 | ||
40ca29a1 | 230 | p = strappend("../usr/share/zoneinfo/", c->zone); |
0d0f0c50 SL |
231 | if (!p) |
232 | return log_oom(); | |
f401e48c | 233 | |
424a19f8 | 234 | r = symlink_atomic(p, "/etc/localtime"); |
f401e48c | 235 | if (r < 0) |
424a19f8 | 236 | return r; |
f401e48c | 237 | |
f401e48c LP |
238 | return 0; |
239 | } | |
240 | ||
40ca29a1 | 241 | static int context_write_data_local_rtc(Context *c) { |
f401e48c | 242 | int r; |
7fd1b19b | 243 | _cleanup_free_ char *s = NULL, *w = NULL; |
f401e48c | 244 | |
40ca29a1 LP |
245 | assert(c); |
246 | ||
f401e48c LP |
247 | r = read_full_file("/etc/adjtime", &s, NULL); |
248 | if (r < 0) { | |
249 | if (r != -ENOENT) | |
250 | return r; | |
251 | ||
40ca29a1 | 252 | if (!c->local_rtc) |
f401e48c LP |
253 | return 0; |
254 | ||
255 | w = strdup(NULL_ADJTIME_LOCAL); | |
256 | if (!w) | |
257 | return -ENOMEM; | |
258 | } else { | |
c9410dd4 | 259 | char *p; |
8f462d87 | 260 | const char *e = "\n"; /* default if there is less than 3 lines */ |
c9410dd4 | 261 | const char *prepend = ""; |
f401e48c LP |
262 | size_t a, b; |
263 | ||
c9410dd4 | 264 | p = strchrnul(s, '\n'); |
cb971cc0 | 265 | if (*p == '\0') |
c9410dd4 MP |
266 | /* only one line, no \n terminator */ |
267 | prepend = "\n0\n"; | |
cb971cc0 | 268 | else if (p[1] == '\0') { |
c9410dd4 MP |
269 | /* only one line, with \n terminator */ |
270 | ++p; | |
271 | prepend = "0\n"; | |
272 | } else { | |
273 | p = strchr(p+1, '\n'); | |
274 | if (!p) { | |
275 | /* only two lines, no \n terminator */ | |
276 | prepend = "\n"; | |
277 | p = s + strlen(s); | |
278 | } else { | |
279 | char *end; | |
280 | /* third line might have a \n terminator or not */ | |
281 | p++; | |
282 | end = strchr(p, '\n'); | |
283 | /* if we actually have a fourth line, use that as suffix "e", otherwise the default \n */ | |
284 | if (end) | |
285 | e = end; | |
286 | } | |
287 | } | |
f401e48c LP |
288 | |
289 | a = p - s; | |
290 | b = strlen(e); | |
291 | ||
c9410dd4 | 292 | w = new(char, a + (c->local_rtc ? 5 : 3) + strlen(prepend) + b + 1); |
d257f05a | 293 | if (!w) |
f401e48c | 294 | return -ENOMEM; |
f401e48c | 295 | |
c9410dd4 | 296 | *(char*) mempcpy(stpcpy(stpcpy(mempcpy(w, s, a), prepend), c->local_rtc ? "LOCAL" : "UTC"), e, b) = 0; |
f401e48c LP |
297 | |
298 | if (streq(w, NULL_ADJTIME_UTC)) { | |
d257f05a | 299 | if (unlink("/etc/adjtime") < 0) |
f401e48c LP |
300 | if (errno != ENOENT) |
301 | return -errno; | |
f401e48c LP |
302 | |
303 | return 0; | |
304 | } | |
305 | } | |
40ca29a1 | 306 | |
c3dacc8b | 307 | mac_selinux_init(); |
d257f05a | 308 | return write_string_file_atomic_label("/etc/adjtime", w); |
f401e48c LP |
309 | } |
310 | ||
5d280742 YW |
311 | static int context_update_ntp_status(Context *c, sd_bus *bus, sd_bus_message *m) { |
312 | static const struct bus_properties_map map[] = { | |
313 | { "LoadState", "s", NULL, offsetof(UnitStatusInfo, load_state) }, | |
314 | { "ActiveState", "s", NULL, offsetof(UnitStatusInfo, active_state) }, | |
315 | { "UnitFileState", "s", NULL, offsetof(UnitStatusInfo, unit_file_state) }, | |
316 | {} | |
317 | }; | |
5d280742 | 318 | UnitStatusInfo *u; |
c5f0532f LP |
319 | int r; |
320 | ||
40ca29a1 | 321 | assert(c); |
c5f0532f LP |
322 | assert(bus); |
323 | ||
2770af85 YW |
324 | /* Suppress calling context_update_ntp_status() multiple times within single DBus transaction. */ |
325 | if (m) { | |
326 | if (m == c->cache) | |
327 | return 0; | |
2aa4c315 | 328 | |
2770af85 YW |
329 | sd_bus_message_unref(c->cache); |
330 | c->cache = sd_bus_message_ref(m); | |
331 | } | |
2aa4c315 | 332 | |
5d280742 YW |
333 | LIST_FOREACH(units, u, c->units) { |
334 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
5d280742 | 335 | _cleanup_free_ char *path = NULL; |
c5f0532f | 336 | |
5d280742 | 337 | unit_status_info_clear(u); |
40ca29a1 | 338 | |
5d280742 YW |
339 | path = unit_dbus_path_from_name(u->name); |
340 | if (!path) | |
341 | return -ENOMEM; | |
342 | ||
343 | r = bus_map_all_properties( | |
344 | bus, | |
345 | "org.freedesktop.systemd1", | |
346 | path, | |
347 | map, | |
348 | BUS_MAP_STRDUP, | |
349 | &error, | |
350 | NULL, | |
351 | u); | |
352 | if (r < 0) | |
353 | return log_error_errno(r, "Failed to get properties: %s", bus_error_message(&error, r)); | |
354 | } | |
c5f0532f | 355 | |
40ca29a1 | 356 | return 0; |
c5f0532f LP |
357 | } |
358 | ||
3af0a96c | 359 | static int match_job_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
3af0a96c | 360 | Context *c = userdata; |
cf3872bd YW |
361 | UnitStatusInfo *u; |
362 | const char *path; | |
363 | unsigned n = 0; | |
3af0a96c YW |
364 | int r; |
365 | ||
366 | assert(c); | |
367 | assert(m); | |
368 | ||
369 | r = sd_bus_message_read(m, "uoss", NULL, &path, NULL, NULL); | |
370 | if (r < 0) { | |
371 | bus_log_parse_error(r); | |
372 | return 0; | |
373 | } | |
374 | ||
cf3872bd YW |
375 | LIST_FOREACH(units, u, c->units) |
376 | if (streq_ptr(path, u->path)) | |
377 | u->path = mfree(u->path); | |
378 | else | |
379 | n += !!u->path; | |
3af0a96c | 380 | |
cf3872bd | 381 | if (n == 0) { |
cf3872bd | 382 | c->slot_job_removed = sd_bus_slot_unref(c->slot_job_removed); |
49942d6b YW |
383 | |
384 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "NTP", NULL); | |
cf3872bd | 385 | } |
3af0a96c YW |
386 | |
387 | return 0; | |
388 | } | |
389 | ||
cf3872bd | 390 | static int unit_start_or_stop(UnitStatusInfo *u, sd_bus *bus, sd_bus_error *error, bool start) { |
3af0a96c | 391 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
3af0a96c | 392 | const char *path; |
c5f0532f LP |
393 | int r; |
394 | ||
5d280742 | 395 | assert(u); |
c5f0532f LP |
396 | assert(bus); |
397 | assert(error); | |
398 | ||
81b84399 ZJS |
399 | r = sd_bus_call_method( |
400 | bus, | |
401 | "org.freedesktop.systemd1", | |
402 | "/org/freedesktop/systemd1", | |
403 | "org.freedesktop.systemd1.Manager", | |
5d280742 | 404 | start ? "StartUnit" : "StopUnit", |
81b84399 | 405 | error, |
3af0a96c | 406 | &reply, |
81b84399 | 407 | "ss", |
5d280742 | 408 | u->name, |
81b84399 | 409 | "replace"); |
5d280742 | 410 | if (r < 0) |
b72ddf0f | 411 | return r; |
c5f0532f | 412 | |
3af0a96c YW |
413 | r = sd_bus_message_read(reply, "o", &path); |
414 | if (r < 0) | |
415 | return bus_log_parse_error(r); | |
416 | ||
cf3872bd | 417 | r = free_and_strdup(&u->path, path); |
3af0a96c YW |
418 | if (r < 0) |
419 | return log_oom(); | |
420 | ||
b72ddf0f | 421 | return 0; |
c5f0532f LP |
422 | } |
423 | ||
5d280742 | 424 | static int unit_enable_or_disable(UnitStatusInfo *u, sd_bus *bus, sd_bus_error *error, bool enable) { |
c5f0532f | 425 | int r; |
c5f0532f | 426 | |
5d280742 | 427 | assert(u); |
c5f0532f LP |
428 | assert(bus); |
429 | assert(error); | |
430 | ||
5d280742 YW |
431 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ |
432 | ||
433 | if (streq(u->unit_file_state, "enabled") == enable) | |
434 | return 0; | |
435 | ||
436 | if (enable) | |
40ca29a1 LP |
437 | r = sd_bus_call_method( |
438 | bus, | |
ac7019f3 LP |
439 | "org.freedesktop.systemd1", |
440 | "/org/freedesktop/systemd1", | |
441 | "org.freedesktop.systemd1.Manager", | |
b72ddf0f | 442 | "EnableUnitFiles", |
40ca29a1 LP |
443 | error, |
444 | NULL, | |
b72ddf0f | 445 | "asbb", 1, |
5d280742 | 446 | u->name, |
b72ddf0f KS |
447 | false, true); |
448 | else | |
449 | r = sd_bus_call_method( | |
450 | bus, | |
451 | "org.freedesktop.systemd1", | |
452 | "/org/freedesktop/systemd1", | |
453 | "org.freedesktop.systemd1.Manager", | |
454 | "DisableUnitFiles", | |
455 | error, | |
456 | NULL, | |
457 | "asb", 1, | |
5d280742 | 458 | u->name, |
b72ddf0f | 459 | false); |
5d280742 | 460 | if (r < 0) |
b72ddf0f | 461 | return r; |
c5f0532f | 462 | |
b72ddf0f KS |
463 | r = sd_bus_call_method( |
464 | bus, | |
465 | "org.freedesktop.systemd1", | |
466 | "/org/freedesktop/systemd1", | |
467 | "org.freedesktop.systemd1.Manager", | |
468 | "Reload", | |
469 | error, | |
470 | NULL, | |
471 | NULL); | |
3af0a96c YW |
472 | if (r < 0) |
473 | return r; | |
474 | ||
b72ddf0f | 475 | return 0; |
40ca29a1 | 476 | } |
c5f0532f | 477 | |
6cc379b5 YW |
478 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_time, "t", now(CLOCK_REALTIME)); |
479 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_ntp_sync, "b", ntp_synced()); | |
480 | ||
6fc60278 LP |
481 | static int property_get_rtc_time( |
482 | sd_bus *bus, | |
483 | const char *path, | |
484 | const char *interface, | |
485 | const char *property, | |
486 | sd_bus_message *reply, | |
ebcf1f97 LP |
487 | void *userdata, |
488 | sd_bus_error *error) { | |
6fc60278 LP |
489 | |
490 | struct tm tm; | |
491 | usec_t t; | |
492 | int r; | |
493 | ||
494 | zero(tm); | |
60989612 | 495 | r = clock_get_hwclock(&tm); |
88e262b6 | 496 | if (r == -EBUSY) { |
07a062a7 | 497 | log_warning("/dev/rtc is busy. Is somebody keeping it open continuously? That's not a good idea... Returning a bogus RTC timestamp."); |
88e262b6 | 498 | t = 0; |
fe2b58a4 | 499 | } else if (r == -ENOENT) { |
07a062a7 | 500 | log_debug("/dev/rtc not found."); |
fe2b58a4 | 501 | t = 0; /* no RTC found */ |
ebcf1f97 | 502 | } else if (r < 0) |
10a87006 | 503 | return sd_bus_error_set_errnof(error, r, "Failed to read RTC: %m"); |
ebcf1f97 | 504 | else |
2f6a5907 | 505 | t = (usec_t) timegm(&tm) * USEC_PER_SEC; |
6fc60278 | 506 | |
ebcf1f97 | 507 | return sd_bus_message_append(reply, "t", t); |
6fc60278 LP |
508 | } |
509 | ||
5d280742 YW |
510 | static int property_get_can_ntp( |
511 | sd_bus *bus, | |
512 | const char *path, | |
513 | const char *interface, | |
514 | const char *property, | |
515 | sd_bus_message *reply, | |
516 | void *userdata, | |
517 | sd_bus_error *error) { | |
518 | ||
519 | Context *c = userdata; | |
520 | int r; | |
521 | ||
522 | assert(c); | |
523 | assert(bus); | |
524 | assert(property); | |
525 | assert(reply); | |
526 | assert(error); | |
527 | ||
b4356b57 YW |
528 | if (c->slot_job_removed) |
529 | /* When the previous request is not finished, then assume NTP is enabled. */ | |
530 | return sd_bus_message_append(reply, "b", true); | |
531 | ||
5d280742 YW |
532 | r = context_update_ntp_status(c, bus, reply); |
533 | if (r < 0) | |
534 | return r; | |
535 | ||
536 | return sd_bus_message_append(reply, "b", context_ntp_service_exists(c) > 0); | |
537 | } | |
538 | ||
539 | static int property_get_ntp( | |
540 | sd_bus *bus, | |
541 | const char *path, | |
542 | const char *interface, | |
543 | const char *property, | |
544 | sd_bus_message *reply, | |
545 | void *userdata, | |
546 | sd_bus_error *error) { | |
547 | ||
548 | Context *c = userdata; | |
549 | int r; | |
550 | ||
551 | assert(c); | |
552 | assert(bus); | |
553 | assert(property); | |
554 | assert(reply); | |
555 | assert(error); | |
556 | ||
b4356b57 YW |
557 | if (c->slot_job_removed) |
558 | /* When the previous request is not finished, then assume NTP is active. */ | |
559 | return sd_bus_message_append(reply, "b", true); | |
560 | ||
5d280742 YW |
561 | r = context_update_ntp_status(c, bus, reply); |
562 | if (r < 0) | |
563 | return r; | |
564 | ||
565 | return sd_bus_message_append(reply, "b", context_ntp_service_is_active(c) > 0); | |
566 | } | |
567 | ||
19070062 | 568 | static int method_set_timezone(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
40ca29a1 | 569 | Context *c = userdata; |
2c3def62 | 570 | int interactive, r; |
40ca29a1 | 571 | const char *z; |
c5f0532f | 572 | |
7e9cf16c LP |
573 | assert(m); |
574 | assert(c); | |
575 | ||
40ca29a1 LP |
576 | r = sd_bus_message_read(m, "sb", &z, &interactive); |
577 | if (r < 0) | |
ebcf1f97 | 578 | return r; |
c5f0532f | 579 | |
089fb865 | 580 | if (!timezone_is_valid(z, LOG_DEBUG)) |
ebcf1f97 | 581 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid time zone '%s'", z); |
ac7019f3 | 582 | |
539a68e0 | 583 | if (streq_ptr(z, c->zone)) |
df2d202e | 584 | return sd_bus_reply_method_return(m, NULL); |
c5f0532f | 585 | |
c529695e LP |
586 | r = bus_verify_polkit_async( |
587 | m, | |
588 | CAP_SYS_TIME, | |
589 | "org.freedesktop.timedate1.set-timezone", | |
403ed0e5 | 590 | NULL, |
c529695e LP |
591 | interactive, |
592 | UID_INVALID, | |
593 | &c->polkit_registry, | |
594 | error); | |
40ca29a1 | 595 | if (r < 0) |
ebcf1f97 | 596 | return r; |
40ca29a1 | 597 | if (r == 0) |
6fc60278 | 598 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ |
6ffe5e37 | 599 | |
539a68e0 YW |
600 | r = free_and_strdup(&c->zone, z); |
601 | if (r < 0) | |
602 | return r; | |
603 | ||
40ca29a1 LP |
604 | /* 1. Write new configuration file */ |
605 | r = context_write_data_timezone(c); | |
606 | if (r < 0) { | |
da927ba9 | 607 | log_error_errno(r, "Failed to set time zone: %m"); |
10a87006 | 608 | return sd_bus_error_set_errnof(error, r, "Failed to set time zone: %m"); |
40ca29a1 | 609 | } |
6ffe5e37 | 610 | |
8a50b96f LP |
611 | /* 2. Make glibc notice the new timezone */ |
612 | tzset(); | |
613 | ||
614 | /* 3. Tell the kernel our timezone */ | |
2a7ff45f LP |
615 | r = clock_set_timezone(NULL); |
616 | if (r < 0) | |
617 | log_debug_errno(r, "Failed to tell kernel about timezone, ignoring: %m"); | |
6ffe5e37 | 618 | |
40ca29a1 LP |
619 | if (c->local_rtc) { |
620 | struct timespec ts; | |
e0f691e1 | 621 | struct tm tm; |
c5f0532f | 622 | |
8a50b96f | 623 | /* 4. Sync RTC from system clock, with the new delta */ |
40ca29a1 | 624 | assert_se(clock_gettime(CLOCK_REALTIME, &ts) == 0); |
e0f691e1 | 625 | assert_se(localtime_r(&ts.tv_sec, &tm)); |
2a7ff45f | 626 | |
e0f691e1 | 627 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
628 | if (r < 0) |
629 | log_debug_errno(r, "Failed to sync time to hardware clock, ignoring: %m"); | |
40ca29a1 | 630 | } |
c5f0532f | 631 | |
40ca29a1 | 632 | log_struct(LOG_INFO, |
2b044526 | 633 | "MESSAGE_ID=" SD_MESSAGE_TIMEZONE_CHANGE_STR, |
40ca29a1 | 634 | "TIMEZONE=%s", c->zone, |
8a50b96f LP |
635 | "TIMEZONE_SHORTNAME=%s", tzname[daylight], |
636 | "DAYLIGHT=%i", daylight, | |
a1230ff9 | 637 | LOG_MESSAGE("Changed time zone to '%s' (%s).", c->zone, tzname[daylight])); |
c5f0532f | 638 | |
19070062 | 639 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "Timezone", NULL); |
c5f0532f | 640 | |
df2d202e | 641 | return sd_bus_reply_method_return(m, NULL); |
c5f0532f LP |
642 | } |
643 | ||
19070062 | 644 | static int method_set_local_rtc(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
102d8f81 | 645 | int lrtc, fix_system, interactive; |
40ca29a1 LP |
646 | Context *c = userdata; |
647 | struct timespec ts; | |
f401e48c LP |
648 | int r; |
649 | ||
40ca29a1 LP |
650 | assert(m); |
651 | assert(c); | |
f401e48c | 652 | |
40ca29a1 LP |
653 | r = sd_bus_message_read(m, "bbb", &lrtc, &fix_system, &interactive); |
654 | if (r < 0) | |
ebcf1f97 | 655 | return r; |
f401e48c | 656 | |
40ca29a1 | 657 | if (lrtc == c->local_rtc) |
df2d202e | 658 | return sd_bus_reply_method_return(m, NULL); |
f401e48c | 659 | |
c529695e LP |
660 | r = bus_verify_polkit_async( |
661 | m, | |
662 | CAP_SYS_TIME, | |
663 | "org.freedesktop.timedate1.set-local-rtc", | |
403ed0e5 | 664 | NULL, |
c529695e LP |
665 | interactive, |
666 | UID_INVALID, | |
667 | &c->polkit_registry, | |
668 | error); | |
40ca29a1 | 669 | if (r < 0) |
ebcf1f97 | 670 | return r; |
40ca29a1 LP |
671 | if (r == 0) |
672 | return 1; | |
f401e48c | 673 | |
40ca29a1 | 674 | c->local_rtc = lrtc; |
f401e48c | 675 | |
40ca29a1 LP |
676 | /* 1. Write new configuration file */ |
677 | r = context_write_data_local_rtc(c); | |
678 | if (r < 0) { | |
da927ba9 | 679 | log_error_errno(r, "Failed to set RTC to local/UTC: %m"); |
10a87006 | 680 | return sd_bus_error_set_errnof(error, r, "Failed to set RTC to local/UTC: %m"); |
40ca29a1 | 681 | } |
f401e48c | 682 | |
40ca29a1 | 683 | /* 2. Tell the kernel our timezone */ |
2a7ff45f LP |
684 | r = clock_set_timezone(NULL); |
685 | if (r < 0) | |
686 | log_debug_errno(r, "Failed to tell kernel about timezone, ignoring: %m"); | |
f401e48c | 687 | |
40ca29a1 LP |
688 | /* 3. Synchronize clocks */ |
689 | assert_se(clock_gettime(CLOCK_REALTIME, &ts) == 0); | |
f401e48c | 690 | |
40ca29a1 LP |
691 | if (fix_system) { |
692 | struct tm tm; | |
f401e48c | 693 | |
2a7ff45f | 694 | /* Sync system clock from RTC; first, initialize the timezone fields of struct tm. */ |
40ca29a1 | 695 | if (c->local_rtc) |
e46acb79 | 696 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 697 | else |
e46acb79 | 698 | gmtime_r(&ts.tv_sec, &tm); |
72edcff5 | 699 | |
2a7ff45f LP |
700 | /* Override the main fields of struct tm, but not the timezone fields */ |
701 | r = clock_get_hwclock(&tm); | |
702 | if (r < 0) | |
703 | log_debug_errno(r, "Failed to get hardware clock, ignoring: %m"); | |
704 | else { | |
705 | /* And set the system clock with this */ | |
40ca29a1 LP |
706 | if (c->local_rtc) |
707 | ts.tv_sec = mktime(&tm); | |
708 | else | |
709 | ts.tv_sec = timegm(&tm); | |
2076cf88 | 710 | |
2a7ff45f LP |
711 | if (clock_settime(CLOCK_REALTIME, &ts) < 0) |
712 | log_debug_errno(errno, "Failed to update system clock, ignoring: %m"); | |
f401e48c LP |
713 | } |
714 | ||
40ca29a1 | 715 | } else { |
e46acb79 | 716 | struct tm tm; |
f401e48c | 717 | |
40ca29a1 LP |
718 | /* Sync RTC from system clock */ |
719 | if (c->local_rtc) | |
e46acb79 | 720 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 721 | else |
e46acb79 | 722 | gmtime_r(&ts.tv_sec, &tm); |
2076cf88 | 723 | |
e46acb79 | 724 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
725 | if (r < 0) |
726 | log_debug_errno(r, "Failed to sync time to hardware clock, ignoring: %m"); | |
40ca29a1 | 727 | } |
2076cf88 | 728 | |
40ca29a1 | 729 | log_info("RTC configured to %s time.", c->local_rtc ? "local" : "UTC"); |
2076cf88 | 730 | |
19070062 | 731 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "LocalRTC", NULL); |
2076cf88 | 732 | |
df2d202e | 733 | return sd_bus_reply_method_return(m, NULL); |
40ca29a1 | 734 | } |
2076cf88 | 735 | |
19070062 | 736 | static int method_set_time(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
5d280742 YW |
737 | sd_bus *bus = sd_bus_message_get_bus(m); |
738 | int relative, interactive, r; | |
40ca29a1 LP |
739 | Context *c = userdata; |
740 | int64_t utc; | |
741 | struct timespec ts; | |
2479df30 | 742 | usec_t start; |
e46acb79 | 743 | struct tm tm; |
2076cf88 | 744 | |
40ca29a1 LP |
745 | assert(m); |
746 | assert(c); | |
2076cf88 | 747 | |
b4356b57 YW |
748 | if (c->slot_job_removed) |
749 | return sd_bus_error_set(error, BUS_ERROR_AUTOMATIC_TIME_SYNC_ENABLED, "Previous request is not finished, refusing."); | |
750 | ||
5d280742 YW |
751 | r = context_update_ntp_status(c, bus, m); |
752 | if (r < 0) | |
753 | return sd_bus_error_set_errnof(error, r, "Failed to update context: %m"); | |
754 | ||
755 | if (context_ntp_service_is_active(c) > 0) | |
e9e5ea88 | 756 | return sd_bus_error_set(error, BUS_ERROR_AUTOMATIC_TIME_SYNC_ENABLED, "Automatic time synchronization is enabled"); |
82d115d9 | 757 | |
6829cec4 SL |
758 | /* this only gets used if dbus does not provide a timestamp */ |
759 | start = now(CLOCK_MONOTONIC); | |
760 | ||
40ca29a1 LP |
761 | r = sd_bus_message_read(m, "xbb", &utc, &relative, &interactive); |
762 | if (r < 0) | |
ebcf1f97 | 763 | return r; |
2076cf88 | 764 | |
40ca29a1 | 765 | if (!relative && utc <= 0) |
e9e5ea88 | 766 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid absolute time"); |
2076cf88 | 767 | |
40ca29a1 | 768 | if (relative && utc == 0) |
df2d202e | 769 | return sd_bus_reply_method_return(m, NULL); |
2076cf88 | 770 | |
40ca29a1 LP |
771 | if (relative) { |
772 | usec_t n, x; | |
f401e48c | 773 | |
40ca29a1 LP |
774 | n = now(CLOCK_REALTIME); |
775 | x = n + utc; | |
f401e48c | 776 | |
40ca29a1 LP |
777 | if ((utc > 0 && x < n) || |
778 | (utc < 0 && x > n)) | |
e9e5ea88 | 779 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Time value overflow"); |
f401e48c | 780 | |
40ca29a1 LP |
781 | timespec_store(&ts, x); |
782 | } else | |
783 | timespec_store(&ts, (usec_t) utc); | |
2076cf88 | 784 | |
c529695e LP |
785 | r = bus_verify_polkit_async( |
786 | m, | |
787 | CAP_SYS_TIME, | |
788 | "org.freedesktop.timedate1.set-time", | |
403ed0e5 | 789 | NULL, |
c529695e LP |
790 | interactive, |
791 | UID_INVALID, | |
792 | &c->polkit_registry, | |
793 | error); | |
40ca29a1 | 794 | if (r < 0) |
ebcf1f97 | 795 | return r; |
40ca29a1 LP |
796 | if (r == 0) |
797 | return 1; | |
798 | ||
2479df30 SL |
799 | /* adjust ts for time spent in program */ |
800 | r = sd_bus_message_get_monotonic_usec(m, &start); | |
6829cec4 | 801 | /* when sd_bus_message_get_monotonic_usec() returns -ENODATA it does not modify &start */ |
2479df30 SL |
802 | if (r < 0 && r != -ENODATA) |
803 | return r; | |
6829cec4 SL |
804 | |
805 | timespec_store(&ts, timespec_load(&ts) + (now(CLOCK_MONOTONIC) - start)); | |
2479df30 | 806 | |
40ca29a1 LP |
807 | /* Set system clock */ |
808 | if (clock_settime(CLOCK_REALTIME, &ts) < 0) { | |
56f64d95 | 809 | log_error_errno(errno, "Failed to set local time: %m"); |
ebcf1f97 | 810 | return sd_bus_error_set_errnof(error, errno, "Failed to set local time: %m"); |
40ca29a1 | 811 | } |
2076cf88 | 812 | |
40ca29a1 LP |
813 | /* Sync down to RTC */ |
814 | if (c->local_rtc) | |
e46acb79 | 815 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 816 | else |
e46acb79 | 817 | gmtime_r(&ts.tv_sec, &tm); |
2a7ff45f | 818 | |
e46acb79 | 819 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
820 | if (r < 0) |
821 | log_debug_errno(r, "Failed to update hardware clock, ignoring: %m"); | |
f401e48c | 822 | |
40ca29a1 | 823 | log_struct(LOG_INFO, |
2b044526 | 824 | "MESSAGE_ID=" SD_MESSAGE_TIME_CHANGE_STR, |
de0671ee | 825 | "REALTIME="USEC_FMT, timespec_load(&ts), |
a1230ff9 | 826 | LOG_MESSAGE("Changed local time to %s", ctime(&ts.tv_sec))); |
f401e48c | 827 | |
df2d202e | 828 | return sd_bus_reply_method_return(m, NULL); |
40ca29a1 | 829 | } |
f401e48c | 830 | |
19070062 | 831 | static int method_set_ntp(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
cf3872bd | 832 | _cleanup_(sd_bus_slot_unrefp) sd_bus_slot *slot = NULL; |
5d280742 | 833 | sd_bus *bus = sd_bus_message_get_bus(m); |
40ca29a1 | 834 | Context *c = userdata; |
5d280742 YW |
835 | UnitStatusInfo *u; |
836 | int enable, interactive, q, r; | |
f401e48c | 837 | |
19070062 | 838 | assert(m); |
5d280742 | 839 | assert(bus); |
19070062 LP |
840 | assert(c); |
841 | ||
5d280742 | 842 | r = sd_bus_message_read(m, "bb", &enable, &interactive); |
40ca29a1 | 843 | if (r < 0) |
ebcf1f97 | 844 | return r; |
f401e48c | 845 | |
5d280742 YW |
846 | r = context_update_ntp_status(c, bus, m); |
847 | if (r < 0) | |
848 | return r; | |
849 | ||
850 | if (context_ntp_service_exists(c) <= 0) | |
851 | return sd_bus_error_set(error, BUS_ERROR_NO_NTP_SUPPORT, "NTP not supported"); | |
f401e48c | 852 | |
c529695e LP |
853 | r = bus_verify_polkit_async( |
854 | m, | |
855 | CAP_SYS_TIME, | |
856 | "org.freedesktop.timedate1.set-ntp", | |
403ed0e5 | 857 | NULL, |
c529695e LP |
858 | interactive, |
859 | UID_INVALID, | |
860 | &c->polkit_registry, | |
861 | error); | |
40ca29a1 | 862 | if (r < 0) |
ebcf1f97 | 863 | return r; |
40ca29a1 LP |
864 | if (r == 0) |
865 | return 1; | |
f401e48c | 866 | |
cf3872bd YW |
867 | /* This method may be called frequently. Forget the previous job if it has not completed yet. */ |
868 | LIST_FOREACH(units, u, c->units) | |
869 | u->path = mfree(u->path); | |
870 | ||
871 | if (!c->slot_job_removed) { | |
872 | r = sd_bus_match_signal_async( | |
873 | bus, | |
874 | &slot, | |
875 | "org.freedesktop.systemd1", | |
876 | "/org/freedesktop/systemd1", | |
877 | "org.freedesktop.systemd1.Manager", | |
878 | "JobRemoved", | |
879 | match_job_removed, NULL, c); | |
880 | if (r < 0) | |
881 | return r; | |
882 | } | |
883 | ||
5d280742 YW |
884 | if (!enable) |
885 | LIST_FOREACH(units, u, c->units) { | |
886 | if (!streq(u->load_state, "loaded")) | |
887 | continue; | |
888 | ||
889 | q = unit_enable_or_disable(u, bus, error, enable); | |
890 | if (q < 0) | |
891 | r = q; | |
892 | ||
cf3872bd | 893 | q = unit_start_or_stop(u, bus, error, enable); |
5d280742 YW |
894 | if (q < 0) |
895 | r = q; | |
896 | } | |
897 | ||
898 | else if (context_ntp_service_is_enabled(c) <= 0) | |
899 | LIST_FOREACH(units, u, c->units) { | |
900 | if (!streq(u->load_state, "loaded")) | |
901 | continue; | |
902 | ||
903 | r = unit_enable_or_disable(u, bus, error, enable); | |
904 | if (r < 0) | |
905 | continue; | |
906 | ||
cf3872bd | 907 | r = unit_start_or_stop(u, bus, error, enable); |
5d280742 YW |
908 | break; |
909 | } | |
910 | ||
3af0a96c | 911 | else |
5d280742 YW |
912 | LIST_FOREACH(units, u, c->units) { |
913 | if (!streq(u->load_state, "loaded") || | |
914 | !streq(u->unit_file_state, "enabled")) | |
915 | continue; | |
916 | ||
cf3872bd | 917 | r = unit_start_or_stop(u, bus, error, enable); |
5d280742 YW |
918 | break; |
919 | } | |
40ca29a1 | 920 | |
40ca29a1 | 921 | if (r < 0) |
ebcf1f97 | 922 | return r; |
f401e48c | 923 | |
cf3872bd YW |
924 | if (slot) |
925 | c->slot_job_removed = TAKE_PTR(slot); | |
926 | ||
5d280742 | 927 | log_info("Set NTP to %sd", enable_disable(enable)); |
f401e48c | 928 | |
df2d202e | 929 | return sd_bus_reply_method_return(m, NULL); |
f401e48c LP |
930 | } |
931 | ||
2cf0b2fe NT |
932 | static int method_list_timezones(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
933 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
934 | _cleanup_strv_free_ char **zones = NULL; | |
935 | int r; | |
936 | ||
937 | assert(m); | |
938 | ||
939 | r = get_timezones(&zones); | |
940 | if (r < 0) | |
941 | return sd_bus_error_set_errnof(error, r, "Failed to read list of time zones: %m"); | |
942 | ||
943 | r = sd_bus_message_new_method_return(m, &reply); | |
944 | if (r < 0) | |
945 | return r; | |
946 | ||
947 | r = sd_bus_message_append_strv(reply, zones); | |
948 | if (r < 0) | |
949 | return r; | |
950 | ||
951 | return sd_bus_send(NULL, reply, NULL); | |
952 | } | |
953 | ||
40ca29a1 LP |
954 | static const sd_bus_vtable timedate_vtable[] = { |
955 | SD_BUS_VTABLE_START(0), | |
956 | SD_BUS_PROPERTY("Timezone", "s", NULL, offsetof(Context, zone), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
82d115d9 | 957 | SD_BUS_PROPERTY("LocalRTC", "b", bus_property_get_bool, offsetof(Context, local_rtc), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
5d280742 YW |
958 | SD_BUS_PROPERTY("CanNTP", "b", property_get_can_ntp, 0, 0), |
959 | SD_BUS_PROPERTY("NTP", "b", property_get_ntp, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
03cc26dd LP |
960 | SD_BUS_PROPERTY("NTPSynchronized", "b", property_get_ntp_sync, 0, 0), |
961 | SD_BUS_PROPERTY("TimeUSec", "t", property_get_time, 0, 0), | |
6fc60278 | 962 | SD_BUS_PROPERTY("RTCTimeUSec", "t", property_get_rtc_time, 0, 0), |
adacb957 LP |
963 | SD_BUS_METHOD("SetTime", "xbb", NULL, method_set_time, SD_BUS_VTABLE_UNPRIVILEGED), |
964 | SD_BUS_METHOD("SetTimezone", "sb", NULL, method_set_timezone, SD_BUS_VTABLE_UNPRIVILEGED), | |
965 | SD_BUS_METHOD("SetLocalRTC", "bbb", NULL, method_set_local_rtc, SD_BUS_VTABLE_UNPRIVILEGED), | |
966 | SD_BUS_METHOD("SetNTP", "bb", NULL, method_set_ntp, SD_BUS_VTABLE_UNPRIVILEGED), | |
2cf0b2fe | 967 | SD_BUS_METHOD("ListTimezones", NULL, "as", method_list_timezones, SD_BUS_VTABLE_UNPRIVILEGED), |
40ca29a1 LP |
968 | SD_BUS_VTABLE_END, |
969 | }; | |
970 | ||
971 | static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) { | |
4afd3348 | 972 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
f401e48c LP |
973 | int r; |
974 | ||
40ca29a1 LP |
975 | assert(c); |
976 | assert(event); | |
f401e48c LP |
977 | assert(_bus); |
978 | ||
76b54375 | 979 | r = sd_bus_default_system(&bus); |
f647962d MS |
980 | if (r < 0) |
981 | return log_error_errno(r, "Failed to get system bus connection: %m"); | |
f401e48c | 982 | |
19befb2d | 983 | r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/timedate1", "org.freedesktop.timedate1", timedate_vtable, c); |
f647962d MS |
984 | if (r < 0) |
985 | return log_error_errno(r, "Failed to register object: %m"); | |
f401e48c | 986 | |
0c0b9306 | 987 | r = sd_bus_request_name_async(bus, NULL, "org.freedesktop.timedate1", 0, NULL, NULL); |
f647962d | 988 | if (r < 0) |
0c0b9306 | 989 | return log_error_errno(r, "Failed to request name: %m"); |
add10b5a | 990 | |
40ca29a1 | 991 | r = sd_bus_attach_event(bus, event, 0); |
f647962d MS |
992 | if (r < 0) |
993 | return log_error_errno(r, "Failed to attach bus to event loop: %m"); | |
f401e48c | 994 | |
1cc6c93a | 995 | *_bus = TAKE_PTR(bus); |
f401e48c | 996 | |
40ca29a1 | 997 | return 0; |
f401e48c LP |
998 | } |
999 | ||
1f47bc33 YW |
1000 | static int run(int argc, char *argv[]) { |
1001 | _cleanup_(context_clear) Context context = {}; | |
4afd3348 LP |
1002 | _cleanup_(sd_event_unrefp) sd_event *event = NULL; |
1003 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
f401e48c | 1004 | int r; |
f401e48c | 1005 | |
6bf3c61c | 1006 | log_setup_service(); |
f401e48c | 1007 | |
4c12626c LP |
1008 | umask(0022); |
1009 | ||
1f47bc33 YW |
1010 | if (argc != 1) |
1011 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "This program takes no arguments."); | |
f401e48c | 1012 | |
754f0269 YW |
1013 | assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGTERM, SIGINT, -1) >= 0); |
1014 | ||
afc6adb5 | 1015 | r = sd_event_default(&event); |
1f47bc33 YW |
1016 | if (r < 0) |
1017 | return log_error_errno(r, "Failed to allocate event loop: %m"); | |
f401e48c | 1018 | |
754f0269 YW |
1019 | (void) sd_event_set_watchdog(event, true); |
1020 | ||
1021 | r = sd_event_add_signal(event, NULL, SIGINT, NULL, NULL); | |
1f47bc33 YW |
1022 | if (r < 0) |
1023 | return log_error_errno(r, "Failed to install SIGINT handler: %m"); | |
754f0269 YW |
1024 | |
1025 | r = sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL); | |
1f47bc33 YW |
1026 | if (r < 0) |
1027 | return log_error_errno(r, "Failed to install SIGTERM handler: %m"); | |
cde93897 | 1028 | |
40ca29a1 | 1029 | r = connect_bus(&context, event, &bus); |
f401e48c | 1030 | if (r < 0) |
1f47bc33 | 1031 | return r; |
f401e48c | 1032 | |
dc751688 | 1033 | (void) sd_bus_negotiate_timestamp(bus, true); |
2479df30 | 1034 | |
40ca29a1 | 1035 | r = context_read_data(&context); |
1f47bc33 YW |
1036 | if (r < 0) |
1037 | return log_error_errno(r, "Failed to read time zone data: %m"); | |
c5f0532f | 1038 | |
5d280742 YW |
1039 | r = context_parse_ntp_services(&context); |
1040 | if (r < 0) | |
1f47bc33 | 1041 | return r; |
ad740100 | 1042 | |
37224a5f | 1043 | r = bus_event_loop_with_idle(event, bus, "org.freedesktop.timedate1", DEFAULT_EXIT_USEC, NULL, NULL); |
1f47bc33 YW |
1044 | if (r < 0) |
1045 | return log_error_errno(r, "Failed to run event loop: %m"); | |
f401e48c | 1046 | |
1f47bc33 | 1047 | return 0; |
f401e48c | 1048 | } |
1f47bc33 YW |
1049 | |
1050 | DEFINE_MAIN_FUNCTION(run); |