]>
Commit | Line | Data |
---|---|---|
53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
f401e48c | 2 | |
f401e48c | 3 | #include <errno.h> |
ca78ad1d ZJS |
4 | #include <sys/stat.h> |
5 | #include <sys/types.h> | |
f401e48c LP |
6 | #include <unistd.h> |
7 | ||
40ca29a1 | 8 | #include "sd-bus.h" |
f4f15635 LP |
9 | #include "sd-event.h" |
10 | #include "sd-messages.h" | |
40ca29a1 | 11 | |
b5efdb8a | 12 | #include "alloc-util.h" |
96aad8d1 | 13 | #include "bus-common-errors.h" |
f4f15635 | 14 | #include "bus-error.h" |
269e4d2d | 15 | #include "bus-polkit.h" |
f4f15635 | 16 | #include "clock-util.h" |
afaae43b | 17 | #include "conf-files.h" |
f4f15635 | 18 | #include "def.h" |
afaae43b | 19 | #include "fd-util.h" |
f4f15635 | 20 | #include "fileio-label.h" |
e4de7287 | 21 | #include "fileio.h" |
f4f15635 | 22 | #include "fs-util.h" |
5d280742 YW |
23 | #include "hashmap.h" |
24 | #include "list.h" | |
1f47bc33 | 25 | #include "main-func.h" |
0a970718 | 26 | #include "memory-util.h" |
36dd5ffd | 27 | #include "missing_capability.h" |
f4f15635 | 28 | #include "path-util.h" |
d7b8eec7 | 29 | #include "selinux-util.h" |
754f0269 | 30 | #include "signal-util.h" |
5d280742 | 31 | #include "string-util.h" |
f4f15635 | 32 | #include "strv.h" |
5d280742 YW |
33 | #include "unit-def.h" |
34 | #include "unit-name.h" | |
ee104e11 | 35 | #include "user-util.h" |
f401e48c LP |
36 | |
37 | #define NULL_ADJTIME_UTC "0.0 0 0\n0\nUTC\n" | |
38 | #define NULL_ADJTIME_LOCAL "0.0 0 0\n0\nLOCAL\n" | |
39 | ||
afaae43b ZJS |
40 | #define UNIT_LIST_DIRS (const char* const*) CONF_PATHS_STRV("systemd/ntp-units.d") |
41 | ||
5d280742 YW |
42 | typedef struct UnitStatusInfo { |
43 | char *name; | |
44 | char *load_state; | |
45 | char *unit_file_state; | |
46 | char *active_state; | |
cf3872bd | 47 | char *path; |
5d280742 YW |
48 | |
49 | LIST_FIELDS(struct UnitStatusInfo, units); | |
50 | } UnitStatusInfo; | |
51 | ||
40ca29a1 | 52 | typedef struct Context { |
d200735e MS |
53 | char *zone; |
54 | bool local_rtc; | |
40ca29a1 | 55 | Hashmap *polkit_registry; |
2770af85 | 56 | sd_bus_message *cache; |
5d280742 | 57 | |
3af0a96c | 58 | sd_bus_slot *slot_job_removed; |
3af0a96c | 59 | |
5d280742 | 60 | LIST_HEAD(UnitStatusInfo, units); |
40ca29a1 | 61 | } Context; |
f401e48c | 62 | |
ad7fb943 ZJS |
63 | #define log_unit_full(unit, level, error, ...) \ |
64 | ({ \ | |
65 | const UnitStatusInfo *_u = (unit); \ | |
66 | log_object_internal(level, error, PROJECT_FILE, __LINE__, __func__, \ | |
67 | "UNIT=", _u->name, NULL, NULL, ##__VA_ARGS__); \ | |
68 | }) | |
69 | ||
70 | #define log_unit_debug(unit, ...) log_unit_full(unit, LOG_DEBUG, 0, ##__VA_ARGS__) | |
71 | #define log_unit_info(unit, ...) log_unit_full(unit, LOG_INFO, 0, ##__VA_ARGS__) | |
72 | #define log_unit_notice(unit, ...) log_unit_full(unit, LOG_NOTICE, 0, ##__VA_ARGS__) | |
73 | #define log_unit_warning(unit, ...) log_unit_full(unit, LOG_WARNING, 0, ##__VA_ARGS__) | |
74 | #define log_unit_error(unit, ...) log_unit_full(unit, LOG_ERR, 0, ##__VA_ARGS__) | |
75 | ||
76 | #define log_unit_debug_errno(unit, error, ...) log_unit_full(unit, LOG_DEBUG, error, ##__VA_ARGS__) | |
77 | #define log_unit_info_errno(unit, error, ...) log_unit_full(unit, LOG_INFO, error, ##__VA_ARGS__) | |
78 | #define log_unit_notice_errno(unit, error, ...) log_unit_full(unit, LOG_NOTICE, error, ##__VA_ARGS__) | |
79 | #define log_unit_warning_errno(unit, error, ...) log_unit_full(unit, LOG_WARNING, error, ##__VA_ARGS__) | |
80 | #define log_unit_error_errno(unit, error, ...) log_unit_full(unit, LOG_ERR, error, ##__VA_ARGS__) | |
81 | ||
5d280742 YW |
82 | static void unit_status_info_clear(UnitStatusInfo *p) { |
83 | assert(p); | |
84 | ||
85 | p->load_state = mfree(p->load_state); | |
86 | p->unit_file_state = mfree(p->unit_file_state); | |
87 | p->active_state = mfree(p->active_state); | |
88 | } | |
89 | ||
90 | static void unit_status_info_free(UnitStatusInfo *p) { | |
91 | assert(p); | |
92 | ||
93 | unit_status_info_clear(p); | |
94 | free(p->name); | |
cf3872bd | 95 | free(p->path); |
5d280742 YW |
96 | free(p); |
97 | } | |
98 | ||
1f47bc33 | 99 | static void context_clear(Context *c) { |
5d280742 YW |
100 | UnitStatusInfo *p; |
101 | ||
40ca29a1 | 102 | assert(c); |
f401e48c | 103 | |
82d115d9 | 104 | free(c->zone); |
36e34057 | 105 | bus_verify_polkit_async_registry_free(c->polkit_registry); |
2770af85 | 106 | sd_bus_message_unref(c->cache); |
5d280742 | 107 | |
3af0a96c | 108 | sd_bus_slot_unref(c->slot_job_removed); |
3af0a96c | 109 | |
5d280742 YW |
110 | while ((p = c->units)) { |
111 | LIST_REMOVE(units, c->units, p); | |
112 | unit_status_info_free(p); | |
113 | } | |
114 | } | |
115 | ||
ad7fb943 | 116 | static int context_add_ntp_service(Context *c, const char *s, const char *source) { |
5d280742 YW |
117 | UnitStatusInfo *u; |
118 | ||
119 | if (!unit_name_is_valid(s, UNIT_NAME_PLAIN)) | |
120 | return -EINVAL; | |
121 | ||
122 | /* Do not add this if it is already listed */ | |
123 | LIST_FOREACH(units, u, c->units) | |
124 | if (streq(u->name, s)) | |
125 | return 0; | |
126 | ||
127 | u = new0(UnitStatusInfo, 1); | |
128 | if (!u) | |
129 | return -ENOMEM; | |
130 | ||
131 | u->name = strdup(s); | |
132 | if (!u->name) { | |
133 | free(u); | |
134 | return -ENOMEM; | |
135 | } | |
136 | ||
137 | LIST_APPEND(units, c->units, u); | |
ad7fb943 | 138 | log_unit_debug(u, "added from %s.", source); |
5d280742 YW |
139 | |
140 | return 0; | |
141 | } | |
142 | ||
afaae43b | 143 | static int context_parse_ntp_services_from_environment(Context *c) { |
5d280742 YW |
144 | const char *env, *p; |
145 | int r; | |
146 | ||
147 | assert(c); | |
148 | ||
149 | env = getenv("SYSTEMD_TIMEDATED_NTP_SERVICES"); | |
afaae43b | 150 | if (!env) |
5d280742 | 151 | return 0; |
afaae43b | 152 | |
ad7fb943 | 153 | log_debug("Using list of ntp services from environment variable $SYSTEMD_TIMEDATED_NTP_SERVICES=%s.", env); |
5d280742 YW |
154 | |
155 | for (p = env;;) { | |
156 | _cleanup_free_ char *word = NULL; | |
157 | ||
158 | r = extract_first_word(&p, &word, ":", 0); | |
159 | if (r == 0) | |
160 | break; | |
161 | if (r == -ENOMEM) | |
162 | return log_oom(); | |
163 | if (r < 0) { | |
164 | log_error("Invalid syntax, ignoring: %s", env); | |
165 | break; | |
166 | } | |
167 | ||
ad7fb943 | 168 | r = context_add_ntp_service(c, word, "$SYSTEMD_TIMEDATED_NTP_SERVICES"); |
5d280742 YW |
169 | if (r < 0) |
170 | log_warning_errno(r, "Failed to add NTP service \"%s\", ignoring: %m", word); | |
171 | } | |
172 | ||
afaae43b ZJS |
173 | return 1; |
174 | } | |
175 | ||
176 | static int context_parse_ntp_services_from_disk(Context *c) { | |
177 | _cleanup_strv_free_ char **files = NULL; | |
178 | char **f; | |
179 | int r; | |
180 | ||
181 | r = conf_files_list_strv(&files, ".list", NULL, CONF_FILES_FILTER_MASKED, UNIT_LIST_DIRS); | |
182 | if (r < 0) | |
183 | return log_error_errno(r, "Failed to enumerate .list files: %m"); | |
184 | ||
185 | STRV_FOREACH(f, files) { | |
186 | _cleanup_fclose_ FILE *file = NULL; | |
187 | ||
188 | log_debug("Reading file '%s'", *f); | |
189 | ||
190 | r = fopen_unlocked(*f, "re", &file); | |
191 | if (r < 0) { | |
192 | log_error_errno(r, "Failed to open %s, ignoring: %m", *f); | |
193 | continue; | |
194 | } | |
195 | ||
196 | for (;;) { | |
197 | _cleanup_free_ char *line = NULL; | |
198 | const char *word; | |
199 | ||
200 | r = read_line(file, LINE_MAX, &line); | |
201 | if (r < 0) { | |
202 | log_error_errno(r, "Failed to read %s, ignoring: %m", *f); | |
203 | continue; | |
204 | } | |
205 | if (r == 0) | |
206 | break; | |
207 | ||
208 | word = strstrip(line); | |
209 | if (isempty(word) || startswith("#", word)) | |
210 | continue; | |
211 | ||
ad7fb943 | 212 | r = context_add_ntp_service(c, word, *f); |
afaae43b ZJS |
213 | if (r < 0) |
214 | log_warning_errno(r, "Failed to add NTP service \"%s\", ignoring: %m", word); | |
215 | } | |
216 | } | |
217 | ||
218 | return 1; | |
219 | } | |
220 | ||
221 | static int context_parse_ntp_services(Context *c) { | |
222 | int r; | |
223 | ||
224 | r = context_parse_ntp_services_from_environment(c); | |
225 | if (r != 0) | |
226 | return r; | |
227 | ||
228 | return context_parse_ntp_services_from_disk(c); | |
5d280742 YW |
229 | } |
230 | ||
231 | static int context_ntp_service_is_active(Context *c) { | |
232 | UnitStatusInfo *info; | |
233 | int count = 0; | |
234 | ||
235 | assert(c); | |
236 | ||
237 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
238 | ||
239 | LIST_FOREACH(units, info, c->units) | |
84a87726 | 240 | count += !STRPTR_IN_SET(info->active_state, "inactive", "failed"); |
5d280742 YW |
241 | |
242 | return count; | |
243 | } | |
244 | ||
5d280742 YW |
245 | static int context_ntp_service_exists(Context *c) { |
246 | UnitStatusInfo *info; | |
247 | int count = 0; | |
248 | ||
249 | assert(c); | |
250 | ||
251 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ | |
252 | ||
253 | LIST_FOREACH(units, info, c->units) | |
254 | count += streq_ptr(info->load_state, "loaded"); | |
255 | ||
256 | return count; | |
f401e48c LP |
257 | } |
258 | ||
40ca29a1 | 259 | static int context_read_data(Context *c) { |
424a19f8 | 260 | _cleanup_free_ char *t = NULL; |
40ca29a1 LP |
261 | int r; |
262 | ||
263 | assert(c); | |
f401e48c | 264 | |
5c904ba5 LP |
265 | r = get_timezone(&t); |
266 | if (r == -EINVAL) | |
267 | log_warning_errno(r, "/etc/localtime should be a symbolic link to a time zone data file in /usr/share/zoneinfo/."); | |
268 | else if (r < 0) | |
269 | log_warning_errno(r, "Failed to get target of /etc/localtime: %m"); | |
92c4ef2d | 270 | |
f9ecfd3b | 271 | free_and_replace(c->zone, t); |
f401e48c | 272 | |
6369641d | 273 | c->local_rtc = clock_is_localtime(NULL) > 0; |
f401e48c LP |
274 | |
275 | return 0; | |
276 | } | |
277 | ||
40ca29a1 | 278 | static int context_write_data_timezone(Context *c) { |
424a19f8 | 279 | _cleanup_free_ char *p = NULL; |
9193af0f | 280 | const char *source; |
40ca29a1 LP |
281 | |
282 | assert(c); | |
e19a21a8 | 283 | |
9193af0f LP |
284 | /* No timezone is very similar to UTC. Hence in either of these cases link the UTC file in. Except if |
285 | * it isn't installed, in which case we remove the symlink altogether. Since glibc defaults to an | |
286 | * internal version of UTC in that case behaviour is mostly equivalent. We still prefer creating the | |
287 | * symlink though, since things are more self explanatory then. */ | |
288 | ||
289 | if (isempty(c->zone) || streq(c->zone, "UTC")) { | |
290 | ||
291 | if (access("/usr/share/zoneinfo/UTC", F_OK) < 0) { | |
292 | ||
293 | if (unlink("/etc/localtime") < 0 && errno != ENOENT) | |
294 | return -errno; | |
f401e48c | 295 | |
9193af0f LP |
296 | return 0; |
297 | } | |
298 | ||
299 | source = "../usr/share/zoneinfo/UTC"; | |
300 | } else { | |
301 | p = path_join("../usr/share/zoneinfo", c->zone); | |
302 | if (!p) | |
303 | return -ENOMEM; | |
304 | ||
305 | source = p; | |
306 | } | |
f401e48c | 307 | |
9193af0f | 308 | return symlink_atomic(source, "/etc/localtime"); |
f401e48c LP |
309 | } |
310 | ||
40ca29a1 | 311 | static int context_write_data_local_rtc(Context *c) { |
7fd1b19b | 312 | _cleanup_free_ char *s = NULL, *w = NULL; |
d9cb4bba | 313 | int r; |
f401e48c | 314 | |
40ca29a1 LP |
315 | assert(c); |
316 | ||
f401e48c LP |
317 | r = read_full_file("/etc/adjtime", &s, NULL); |
318 | if (r < 0) { | |
319 | if (r != -ENOENT) | |
320 | return r; | |
321 | ||
40ca29a1 | 322 | if (!c->local_rtc) |
f401e48c LP |
323 | return 0; |
324 | ||
325 | w = strdup(NULL_ADJTIME_LOCAL); | |
326 | if (!w) | |
327 | return -ENOMEM; | |
328 | } else { | |
c9410dd4 | 329 | char *p; |
8f462d87 | 330 | const char *e = "\n"; /* default if there is less than 3 lines */ |
c9410dd4 | 331 | const char *prepend = ""; |
f401e48c LP |
332 | size_t a, b; |
333 | ||
c9410dd4 | 334 | p = strchrnul(s, '\n'); |
cb971cc0 | 335 | if (*p == '\0') |
c9410dd4 MP |
336 | /* only one line, no \n terminator */ |
337 | prepend = "\n0\n"; | |
cb971cc0 | 338 | else if (p[1] == '\0') { |
c9410dd4 MP |
339 | /* only one line, with \n terminator */ |
340 | ++p; | |
341 | prepend = "0\n"; | |
342 | } else { | |
343 | p = strchr(p+1, '\n'); | |
344 | if (!p) { | |
345 | /* only two lines, no \n terminator */ | |
346 | prepend = "\n"; | |
347 | p = s + strlen(s); | |
348 | } else { | |
349 | char *end; | |
350 | /* third line might have a \n terminator or not */ | |
351 | p++; | |
352 | end = strchr(p, '\n'); | |
353 | /* if we actually have a fourth line, use that as suffix "e", otherwise the default \n */ | |
354 | if (end) | |
355 | e = end; | |
356 | } | |
357 | } | |
f401e48c LP |
358 | |
359 | a = p - s; | |
360 | b = strlen(e); | |
361 | ||
c9410dd4 | 362 | w = new(char, a + (c->local_rtc ? 5 : 3) + strlen(prepend) + b + 1); |
d257f05a | 363 | if (!w) |
f401e48c | 364 | return -ENOMEM; |
f401e48c | 365 | |
c9410dd4 | 366 | *(char*) mempcpy(stpcpy(stpcpy(mempcpy(w, s, a), prepend), c->local_rtc ? "LOCAL" : "UTC"), e, b) = 0; |
f401e48c LP |
367 | |
368 | if (streq(w, NULL_ADJTIME_UTC)) { | |
d257f05a | 369 | if (unlink("/etc/adjtime") < 0) |
f401e48c LP |
370 | if (errno != ENOENT) |
371 | return -errno; | |
f401e48c LP |
372 | |
373 | return 0; | |
374 | } | |
375 | } | |
40ca29a1 | 376 | |
c3dacc8b | 377 | mac_selinux_init(); |
d257f05a | 378 | return write_string_file_atomic_label("/etc/adjtime", w); |
f401e48c LP |
379 | } |
380 | ||
5d280742 YW |
381 | static int context_update_ntp_status(Context *c, sd_bus *bus, sd_bus_message *m) { |
382 | static const struct bus_properties_map map[] = { | |
383 | { "LoadState", "s", NULL, offsetof(UnitStatusInfo, load_state) }, | |
384 | { "ActiveState", "s", NULL, offsetof(UnitStatusInfo, active_state) }, | |
385 | { "UnitFileState", "s", NULL, offsetof(UnitStatusInfo, unit_file_state) }, | |
386 | {} | |
387 | }; | |
5d280742 | 388 | UnitStatusInfo *u; |
c5f0532f LP |
389 | int r; |
390 | ||
40ca29a1 | 391 | assert(c); |
c5f0532f LP |
392 | assert(bus); |
393 | ||
2770af85 YW |
394 | /* Suppress calling context_update_ntp_status() multiple times within single DBus transaction. */ |
395 | if (m) { | |
396 | if (m == c->cache) | |
397 | return 0; | |
2aa4c315 | 398 | |
2770af85 YW |
399 | sd_bus_message_unref(c->cache); |
400 | c->cache = sd_bus_message_ref(m); | |
401 | } | |
2aa4c315 | 402 | |
5d280742 YW |
403 | LIST_FOREACH(units, u, c->units) { |
404 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
5d280742 | 405 | _cleanup_free_ char *path = NULL; |
c5f0532f | 406 | |
5d280742 | 407 | unit_status_info_clear(u); |
40ca29a1 | 408 | |
5d280742 YW |
409 | path = unit_dbus_path_from_name(u->name); |
410 | if (!path) | |
411 | return -ENOMEM; | |
412 | ||
413 | r = bus_map_all_properties( | |
414 | bus, | |
415 | "org.freedesktop.systemd1", | |
416 | path, | |
417 | map, | |
418 | BUS_MAP_STRDUP, | |
419 | &error, | |
420 | NULL, | |
421 | u); | |
422 | if (r < 0) | |
ad7fb943 | 423 | return log_unit_error_errno(u, r, "Failed to get properties: %s", bus_error_message(&error, r)); |
5d280742 | 424 | } |
c5f0532f | 425 | |
40ca29a1 | 426 | return 0; |
c5f0532f LP |
427 | } |
428 | ||
3af0a96c | 429 | static int match_job_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
3af0a96c | 430 | Context *c = userdata; |
cf3872bd YW |
431 | UnitStatusInfo *u; |
432 | const char *path; | |
433 | unsigned n = 0; | |
3af0a96c YW |
434 | int r; |
435 | ||
436 | assert(c); | |
437 | assert(m); | |
438 | ||
439 | r = sd_bus_message_read(m, "uoss", NULL, &path, NULL, NULL); | |
440 | if (r < 0) { | |
441 | bus_log_parse_error(r); | |
442 | return 0; | |
443 | } | |
444 | ||
cf3872bd YW |
445 | LIST_FOREACH(units, u, c->units) |
446 | if (streq_ptr(path, u->path)) | |
447 | u->path = mfree(u->path); | |
448 | else | |
449 | n += !!u->path; | |
3af0a96c | 450 | |
cf3872bd | 451 | if (n == 0) { |
cf3872bd | 452 | c->slot_job_removed = sd_bus_slot_unref(c->slot_job_removed); |
49942d6b | 453 | |
ad7fb943 ZJS |
454 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), |
455 | "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "NTP", | |
456 | NULL); | |
cf3872bd | 457 | } |
3af0a96c YW |
458 | |
459 | return 0; | |
460 | } | |
461 | ||
cf3872bd | 462 | static int unit_start_or_stop(UnitStatusInfo *u, sd_bus *bus, sd_bus_error *error, bool start) { |
3af0a96c | 463 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
3af0a96c | 464 | const char *path; |
c5f0532f LP |
465 | int r; |
466 | ||
5d280742 | 467 | assert(u); |
c5f0532f LP |
468 | assert(bus); |
469 | assert(error); | |
470 | ||
81b84399 ZJS |
471 | r = sd_bus_call_method( |
472 | bus, | |
473 | "org.freedesktop.systemd1", | |
474 | "/org/freedesktop/systemd1", | |
475 | "org.freedesktop.systemd1.Manager", | |
5d280742 | 476 | start ? "StartUnit" : "StopUnit", |
81b84399 | 477 | error, |
3af0a96c | 478 | &reply, |
81b84399 | 479 | "ss", |
5d280742 | 480 | u->name, |
81b84399 | 481 | "replace"); |
ad7fb943 ZJS |
482 | log_unit_full(u, r < 0 ? LOG_WARNING : LOG_DEBUG, r, |
483 | "%s unit: %m", start ? "Starting" : "Stopping"); | |
5d280742 | 484 | if (r < 0) |
b72ddf0f | 485 | return r; |
c5f0532f | 486 | |
3af0a96c YW |
487 | r = sd_bus_message_read(reply, "o", &path); |
488 | if (r < 0) | |
489 | return bus_log_parse_error(r); | |
490 | ||
cf3872bd | 491 | r = free_and_strdup(&u->path, path); |
3af0a96c YW |
492 | if (r < 0) |
493 | return log_oom(); | |
494 | ||
b72ddf0f | 495 | return 0; |
c5f0532f LP |
496 | } |
497 | ||
5d280742 | 498 | static int unit_enable_or_disable(UnitStatusInfo *u, sd_bus *bus, sd_bus_error *error, bool enable) { |
c5f0532f | 499 | int r; |
c5f0532f | 500 | |
5d280742 | 501 | assert(u); |
c5f0532f LP |
502 | assert(bus); |
503 | assert(error); | |
504 | ||
5d280742 YW |
505 | /* Call context_update_ntp_status() to update UnitStatusInfo before calling this. */ |
506 | ||
ad7fb943 ZJS |
507 | if (streq(u->unit_file_state, "enabled") == enable) { |
508 | log_unit_debug(u, "already %sd.", enable_disable(enable)); | |
5d280742 | 509 | return 0; |
ad7fb943 ZJS |
510 | } |
511 | ||
512 | log_unit_info(u, "%s unit.", enable ? "Enabling" : "Disabling"); | |
5d280742 YW |
513 | |
514 | if (enable) | |
40ca29a1 LP |
515 | r = sd_bus_call_method( |
516 | bus, | |
ac7019f3 LP |
517 | "org.freedesktop.systemd1", |
518 | "/org/freedesktop/systemd1", | |
519 | "org.freedesktop.systemd1.Manager", | |
b72ddf0f | 520 | "EnableUnitFiles", |
40ca29a1 LP |
521 | error, |
522 | NULL, | |
b72ddf0f | 523 | "asbb", 1, |
5d280742 | 524 | u->name, |
b72ddf0f KS |
525 | false, true); |
526 | else | |
527 | r = sd_bus_call_method( | |
528 | bus, | |
529 | "org.freedesktop.systemd1", | |
530 | "/org/freedesktop/systemd1", | |
531 | "org.freedesktop.systemd1.Manager", | |
532 | "DisableUnitFiles", | |
533 | error, | |
534 | NULL, | |
535 | "asb", 1, | |
5d280742 | 536 | u->name, |
b72ddf0f | 537 | false); |
5d280742 | 538 | if (r < 0) |
b72ddf0f | 539 | return r; |
c5f0532f | 540 | |
b72ddf0f KS |
541 | r = sd_bus_call_method( |
542 | bus, | |
543 | "org.freedesktop.systemd1", | |
544 | "/org/freedesktop/systemd1", | |
545 | "org.freedesktop.systemd1.Manager", | |
546 | "Reload", | |
547 | error, | |
548 | NULL, | |
549 | NULL); | |
3af0a96c YW |
550 | if (r < 0) |
551 | return r; | |
552 | ||
b72ddf0f | 553 | return 0; |
40ca29a1 | 554 | } |
c5f0532f | 555 | |
6cc379b5 YW |
556 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_time, "t", now(CLOCK_REALTIME)); |
557 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_ntp_sync, "b", ntp_synced()); | |
558 | ||
6fc60278 LP |
559 | static int property_get_rtc_time( |
560 | sd_bus *bus, | |
561 | const char *path, | |
562 | const char *interface, | |
563 | const char *property, | |
564 | sd_bus_message *reply, | |
ebcf1f97 LP |
565 | void *userdata, |
566 | sd_bus_error *error) { | |
6fc60278 | 567 | |
d9cb4bba ZJS |
568 | struct tm tm = {}; |
569 | usec_t t = 0; | |
6fc60278 LP |
570 | int r; |
571 | ||
60989612 | 572 | r = clock_get_hwclock(&tm); |
d9cb4bba | 573 | if (r == -EBUSY) |
07a062a7 | 574 | log_warning("/dev/rtc is busy. Is somebody keeping it open continuously? That's not a good idea... Returning a bogus RTC timestamp."); |
d9cb4bba | 575 | else if (r == -ENOENT) |
07a062a7 | 576 | log_debug("/dev/rtc not found."); |
d9cb4bba | 577 | else if (r < 0) |
10a87006 | 578 | return sd_bus_error_set_errnof(error, r, "Failed to read RTC: %m"); |
ebcf1f97 | 579 | else |
2f6a5907 | 580 | t = (usec_t) timegm(&tm) * USEC_PER_SEC; |
6fc60278 | 581 | |
ebcf1f97 | 582 | return sd_bus_message_append(reply, "t", t); |
6fc60278 LP |
583 | } |
584 | ||
5d280742 YW |
585 | static int property_get_can_ntp( |
586 | sd_bus *bus, | |
587 | const char *path, | |
588 | const char *interface, | |
589 | const char *property, | |
590 | sd_bus_message *reply, | |
591 | void *userdata, | |
592 | sd_bus_error *error) { | |
593 | ||
594 | Context *c = userdata; | |
595 | int r; | |
596 | ||
597 | assert(c); | |
598 | assert(bus); | |
599 | assert(property); | |
600 | assert(reply); | |
601 | assert(error); | |
602 | ||
b4356b57 YW |
603 | if (c->slot_job_removed) |
604 | /* When the previous request is not finished, then assume NTP is enabled. */ | |
605 | return sd_bus_message_append(reply, "b", true); | |
606 | ||
5d280742 YW |
607 | r = context_update_ntp_status(c, bus, reply); |
608 | if (r < 0) | |
609 | return r; | |
610 | ||
611 | return sd_bus_message_append(reply, "b", context_ntp_service_exists(c) > 0); | |
612 | } | |
613 | ||
614 | static int property_get_ntp( | |
615 | sd_bus *bus, | |
616 | const char *path, | |
617 | const char *interface, | |
618 | const char *property, | |
619 | sd_bus_message *reply, | |
620 | void *userdata, | |
621 | sd_bus_error *error) { | |
622 | ||
623 | Context *c = userdata; | |
624 | int r; | |
625 | ||
626 | assert(c); | |
627 | assert(bus); | |
628 | assert(property); | |
629 | assert(reply); | |
630 | assert(error); | |
631 | ||
b4356b57 YW |
632 | if (c->slot_job_removed) |
633 | /* When the previous request is not finished, then assume NTP is active. */ | |
634 | return sd_bus_message_append(reply, "b", true); | |
635 | ||
5d280742 YW |
636 | r = context_update_ntp_status(c, bus, reply); |
637 | if (r < 0) | |
638 | return r; | |
639 | ||
640 | return sd_bus_message_append(reply, "b", context_ntp_service_is_active(c) > 0); | |
641 | } | |
642 | ||
19070062 | 643 | static int method_set_timezone(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
40ca29a1 | 644 | Context *c = userdata; |
2c3def62 | 645 | int interactive, r; |
40ca29a1 | 646 | const char *z; |
c5f0532f | 647 | |
7e9cf16c LP |
648 | assert(m); |
649 | assert(c); | |
650 | ||
40ca29a1 LP |
651 | r = sd_bus_message_read(m, "sb", &z, &interactive); |
652 | if (r < 0) | |
ebcf1f97 | 653 | return r; |
c5f0532f | 654 | |
089fb865 | 655 | if (!timezone_is_valid(z, LOG_DEBUG)) |
5322db06 | 656 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid or not installed time zone '%s'", z); |
ac7019f3 | 657 | |
539a68e0 | 658 | if (streq_ptr(z, c->zone)) |
df2d202e | 659 | return sd_bus_reply_method_return(m, NULL); |
c5f0532f | 660 | |
c529695e LP |
661 | r = bus_verify_polkit_async( |
662 | m, | |
663 | CAP_SYS_TIME, | |
664 | "org.freedesktop.timedate1.set-timezone", | |
403ed0e5 | 665 | NULL, |
c529695e LP |
666 | interactive, |
667 | UID_INVALID, | |
668 | &c->polkit_registry, | |
669 | error); | |
40ca29a1 | 670 | if (r < 0) |
ebcf1f97 | 671 | return r; |
40ca29a1 | 672 | if (r == 0) |
6fc60278 | 673 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ |
6ffe5e37 | 674 | |
539a68e0 YW |
675 | r = free_and_strdup(&c->zone, z); |
676 | if (r < 0) | |
677 | return r; | |
678 | ||
40ca29a1 LP |
679 | /* 1. Write new configuration file */ |
680 | r = context_write_data_timezone(c); | |
681 | if (r < 0) { | |
da927ba9 | 682 | log_error_errno(r, "Failed to set time zone: %m"); |
10a87006 | 683 | return sd_bus_error_set_errnof(error, r, "Failed to set time zone: %m"); |
40ca29a1 | 684 | } |
6ffe5e37 | 685 | |
8a50b96f LP |
686 | /* 2. Make glibc notice the new timezone */ |
687 | tzset(); | |
688 | ||
689 | /* 3. Tell the kernel our timezone */ | |
2a7ff45f LP |
690 | r = clock_set_timezone(NULL); |
691 | if (r < 0) | |
692 | log_debug_errno(r, "Failed to tell kernel about timezone, ignoring: %m"); | |
6ffe5e37 | 693 | |
40ca29a1 LP |
694 | if (c->local_rtc) { |
695 | struct timespec ts; | |
e0f691e1 | 696 | struct tm tm; |
c5f0532f | 697 | |
8a50b96f | 698 | /* 4. Sync RTC from system clock, with the new delta */ |
40ca29a1 | 699 | assert_se(clock_gettime(CLOCK_REALTIME, &ts) == 0); |
e0f691e1 | 700 | assert_se(localtime_r(&ts.tv_sec, &tm)); |
2a7ff45f | 701 | |
e0f691e1 | 702 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
703 | if (r < 0) |
704 | log_debug_errno(r, "Failed to sync time to hardware clock, ignoring: %m"); | |
40ca29a1 | 705 | } |
c5f0532f | 706 | |
40ca29a1 | 707 | log_struct(LOG_INFO, |
2b044526 | 708 | "MESSAGE_ID=" SD_MESSAGE_TIMEZONE_CHANGE_STR, |
40ca29a1 | 709 | "TIMEZONE=%s", c->zone, |
8a50b96f LP |
710 | "TIMEZONE_SHORTNAME=%s", tzname[daylight], |
711 | "DAYLIGHT=%i", daylight, | |
a1230ff9 | 712 | LOG_MESSAGE("Changed time zone to '%s' (%s).", c->zone, tzname[daylight])); |
c5f0532f | 713 | |
ad7fb943 ZJS |
714 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), |
715 | "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "Timezone", | |
716 | NULL); | |
c5f0532f | 717 | |
df2d202e | 718 | return sd_bus_reply_method_return(m, NULL); |
c5f0532f LP |
719 | } |
720 | ||
19070062 | 721 | static int method_set_local_rtc(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
102d8f81 | 722 | int lrtc, fix_system, interactive; |
40ca29a1 LP |
723 | Context *c = userdata; |
724 | struct timespec ts; | |
f401e48c LP |
725 | int r; |
726 | ||
40ca29a1 LP |
727 | assert(m); |
728 | assert(c); | |
f401e48c | 729 | |
40ca29a1 LP |
730 | r = sd_bus_message_read(m, "bbb", &lrtc, &fix_system, &interactive); |
731 | if (r < 0) | |
ebcf1f97 | 732 | return r; |
f401e48c | 733 | |
40ca29a1 | 734 | if (lrtc == c->local_rtc) |
df2d202e | 735 | return sd_bus_reply_method_return(m, NULL); |
f401e48c | 736 | |
c529695e LP |
737 | r = bus_verify_polkit_async( |
738 | m, | |
739 | CAP_SYS_TIME, | |
740 | "org.freedesktop.timedate1.set-local-rtc", | |
403ed0e5 | 741 | NULL, |
c529695e LP |
742 | interactive, |
743 | UID_INVALID, | |
744 | &c->polkit_registry, | |
745 | error); | |
40ca29a1 | 746 | if (r < 0) |
ebcf1f97 | 747 | return r; |
40ca29a1 LP |
748 | if (r == 0) |
749 | return 1; | |
f401e48c | 750 | |
40ca29a1 | 751 | c->local_rtc = lrtc; |
f401e48c | 752 | |
40ca29a1 LP |
753 | /* 1. Write new configuration file */ |
754 | r = context_write_data_local_rtc(c); | |
755 | if (r < 0) { | |
ad7fb943 ZJS |
756 | log_error_errno(r, "Failed to set RTC to %s: %m", lrtc ? "local" : "UTC"); |
757 | return sd_bus_error_set_errnof(error, r, "Failed to set RTC to %s: %m", lrtc ? "local" : "UTC"); | |
40ca29a1 | 758 | } |
f401e48c | 759 | |
40ca29a1 | 760 | /* 2. Tell the kernel our timezone */ |
2a7ff45f LP |
761 | r = clock_set_timezone(NULL); |
762 | if (r < 0) | |
763 | log_debug_errno(r, "Failed to tell kernel about timezone, ignoring: %m"); | |
f401e48c | 764 | |
40ca29a1 LP |
765 | /* 3. Synchronize clocks */ |
766 | assert_se(clock_gettime(CLOCK_REALTIME, &ts) == 0); | |
f401e48c | 767 | |
40ca29a1 LP |
768 | if (fix_system) { |
769 | struct tm tm; | |
f401e48c | 770 | |
2a7ff45f | 771 | /* Sync system clock from RTC; first, initialize the timezone fields of struct tm. */ |
40ca29a1 | 772 | if (c->local_rtc) |
e46acb79 | 773 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 774 | else |
e46acb79 | 775 | gmtime_r(&ts.tv_sec, &tm); |
72edcff5 | 776 | |
2a7ff45f LP |
777 | /* Override the main fields of struct tm, but not the timezone fields */ |
778 | r = clock_get_hwclock(&tm); | |
779 | if (r < 0) | |
780 | log_debug_errno(r, "Failed to get hardware clock, ignoring: %m"); | |
781 | else { | |
782 | /* And set the system clock with this */ | |
40ca29a1 LP |
783 | if (c->local_rtc) |
784 | ts.tv_sec = mktime(&tm); | |
785 | else | |
786 | ts.tv_sec = timegm(&tm); | |
2076cf88 | 787 | |
2a7ff45f LP |
788 | if (clock_settime(CLOCK_REALTIME, &ts) < 0) |
789 | log_debug_errno(errno, "Failed to update system clock, ignoring: %m"); | |
f401e48c LP |
790 | } |
791 | ||
40ca29a1 | 792 | } else { |
e46acb79 | 793 | struct tm tm; |
f401e48c | 794 | |
40ca29a1 LP |
795 | /* Sync RTC from system clock */ |
796 | if (c->local_rtc) | |
e46acb79 | 797 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 798 | else |
e46acb79 | 799 | gmtime_r(&ts.tv_sec, &tm); |
2076cf88 | 800 | |
e46acb79 | 801 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
802 | if (r < 0) |
803 | log_debug_errno(r, "Failed to sync time to hardware clock, ignoring: %m"); | |
40ca29a1 | 804 | } |
2076cf88 | 805 | |
40ca29a1 | 806 | log_info("RTC configured to %s time.", c->local_rtc ? "local" : "UTC"); |
2076cf88 | 807 | |
ad7fb943 ZJS |
808 | (void) sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), |
809 | "/org/freedesktop/timedate1", "org.freedesktop.timedate1", "LocalRTC", | |
810 | NULL); | |
2076cf88 | 811 | |
df2d202e | 812 | return sd_bus_reply_method_return(m, NULL); |
40ca29a1 | 813 | } |
2076cf88 | 814 | |
19070062 | 815 | static int method_set_time(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
5d280742 YW |
816 | sd_bus *bus = sd_bus_message_get_bus(m); |
817 | int relative, interactive, r; | |
40ca29a1 LP |
818 | Context *c = userdata; |
819 | int64_t utc; | |
820 | struct timespec ts; | |
2479df30 | 821 | usec_t start; |
e46acb79 | 822 | struct tm tm; |
2076cf88 | 823 | |
40ca29a1 LP |
824 | assert(m); |
825 | assert(c); | |
2076cf88 | 826 | |
b4356b57 YW |
827 | if (c->slot_job_removed) |
828 | return sd_bus_error_set(error, BUS_ERROR_AUTOMATIC_TIME_SYNC_ENABLED, "Previous request is not finished, refusing."); | |
829 | ||
5d280742 YW |
830 | r = context_update_ntp_status(c, bus, m); |
831 | if (r < 0) | |
832 | return sd_bus_error_set_errnof(error, r, "Failed to update context: %m"); | |
833 | ||
834 | if (context_ntp_service_is_active(c) > 0) | |
e9e5ea88 | 835 | return sd_bus_error_set(error, BUS_ERROR_AUTOMATIC_TIME_SYNC_ENABLED, "Automatic time synchronization is enabled"); |
82d115d9 | 836 | |
6829cec4 SL |
837 | /* this only gets used if dbus does not provide a timestamp */ |
838 | start = now(CLOCK_MONOTONIC); | |
839 | ||
40ca29a1 LP |
840 | r = sd_bus_message_read(m, "xbb", &utc, &relative, &interactive); |
841 | if (r < 0) | |
ebcf1f97 | 842 | return r; |
2076cf88 | 843 | |
40ca29a1 | 844 | if (!relative && utc <= 0) |
e9e5ea88 | 845 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid absolute time"); |
2076cf88 | 846 | |
40ca29a1 | 847 | if (relative && utc == 0) |
df2d202e | 848 | return sd_bus_reply_method_return(m, NULL); |
2076cf88 | 849 | |
40ca29a1 LP |
850 | if (relative) { |
851 | usec_t n, x; | |
f401e48c | 852 | |
40ca29a1 LP |
853 | n = now(CLOCK_REALTIME); |
854 | x = n + utc; | |
f401e48c | 855 | |
40ca29a1 LP |
856 | if ((utc > 0 && x < n) || |
857 | (utc < 0 && x > n)) | |
e9e5ea88 | 858 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Time value overflow"); |
f401e48c | 859 | |
40ca29a1 LP |
860 | timespec_store(&ts, x); |
861 | } else | |
862 | timespec_store(&ts, (usec_t) utc); | |
2076cf88 | 863 | |
c529695e LP |
864 | r = bus_verify_polkit_async( |
865 | m, | |
866 | CAP_SYS_TIME, | |
867 | "org.freedesktop.timedate1.set-time", | |
403ed0e5 | 868 | NULL, |
c529695e LP |
869 | interactive, |
870 | UID_INVALID, | |
871 | &c->polkit_registry, | |
872 | error); | |
40ca29a1 | 873 | if (r < 0) |
ebcf1f97 | 874 | return r; |
40ca29a1 LP |
875 | if (r == 0) |
876 | return 1; | |
877 | ||
2479df30 SL |
878 | /* adjust ts for time spent in program */ |
879 | r = sd_bus_message_get_monotonic_usec(m, &start); | |
6829cec4 | 880 | /* when sd_bus_message_get_monotonic_usec() returns -ENODATA it does not modify &start */ |
2479df30 SL |
881 | if (r < 0 && r != -ENODATA) |
882 | return r; | |
6829cec4 SL |
883 | |
884 | timespec_store(&ts, timespec_load(&ts) + (now(CLOCK_MONOTONIC) - start)); | |
2479df30 | 885 | |
40ca29a1 LP |
886 | /* Set system clock */ |
887 | if (clock_settime(CLOCK_REALTIME, &ts) < 0) { | |
56f64d95 | 888 | log_error_errno(errno, "Failed to set local time: %m"); |
ebcf1f97 | 889 | return sd_bus_error_set_errnof(error, errno, "Failed to set local time: %m"); |
40ca29a1 | 890 | } |
2076cf88 | 891 | |
40ca29a1 LP |
892 | /* Sync down to RTC */ |
893 | if (c->local_rtc) | |
e46acb79 | 894 | localtime_r(&ts.tv_sec, &tm); |
40ca29a1 | 895 | else |
e46acb79 | 896 | gmtime_r(&ts.tv_sec, &tm); |
2a7ff45f | 897 | |
e46acb79 | 898 | r = clock_set_hwclock(&tm); |
2a7ff45f LP |
899 | if (r < 0) |
900 | log_debug_errno(r, "Failed to update hardware clock, ignoring: %m"); | |
f401e48c | 901 | |
40ca29a1 | 902 | log_struct(LOG_INFO, |
2b044526 | 903 | "MESSAGE_ID=" SD_MESSAGE_TIME_CHANGE_STR, |
de0671ee | 904 | "REALTIME="USEC_FMT, timespec_load(&ts), |
a1230ff9 | 905 | LOG_MESSAGE("Changed local time to %s", ctime(&ts.tv_sec))); |
f401e48c | 906 | |
df2d202e | 907 | return sd_bus_reply_method_return(m, NULL); |
40ca29a1 | 908 | } |
f401e48c | 909 | |
19070062 | 910 | static int method_set_ntp(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
cf3872bd | 911 | _cleanup_(sd_bus_slot_unrefp) sd_bus_slot *slot = NULL; |
5d280742 | 912 | sd_bus *bus = sd_bus_message_get_bus(m); |
40ca29a1 | 913 | Context *c = userdata; |
5d280742 | 914 | UnitStatusInfo *u; |
ad7fb943 | 915 | const UnitStatusInfo *selected = NULL; |
5d280742 | 916 | int enable, interactive, q, r; |
f401e48c | 917 | |
19070062 | 918 | assert(m); |
5d280742 | 919 | assert(bus); |
19070062 LP |
920 | assert(c); |
921 | ||
5d280742 | 922 | r = sd_bus_message_read(m, "bb", &enable, &interactive); |
40ca29a1 | 923 | if (r < 0) |
ebcf1f97 | 924 | return r; |
f401e48c | 925 | |
5d280742 YW |
926 | r = context_update_ntp_status(c, bus, m); |
927 | if (r < 0) | |
928 | return r; | |
929 | ||
930 | if (context_ntp_service_exists(c) <= 0) | |
931 | return sd_bus_error_set(error, BUS_ERROR_NO_NTP_SUPPORT, "NTP not supported"); | |
f401e48c | 932 | |
c529695e LP |
933 | r = bus_verify_polkit_async( |
934 | m, | |
935 | CAP_SYS_TIME, | |
936 | "org.freedesktop.timedate1.set-ntp", | |
403ed0e5 | 937 | NULL, |
c529695e LP |
938 | interactive, |
939 | UID_INVALID, | |
940 | &c->polkit_registry, | |
941 | error); | |
40ca29a1 | 942 | if (r < 0) |
ebcf1f97 | 943 | return r; |
40ca29a1 LP |
944 | if (r == 0) |
945 | return 1; | |
f401e48c | 946 | |
cf3872bd YW |
947 | /* This method may be called frequently. Forget the previous job if it has not completed yet. */ |
948 | LIST_FOREACH(units, u, c->units) | |
949 | u->path = mfree(u->path); | |
950 | ||
951 | if (!c->slot_job_removed) { | |
952 | r = sd_bus_match_signal_async( | |
953 | bus, | |
954 | &slot, | |
955 | "org.freedesktop.systemd1", | |
956 | "/org/freedesktop/systemd1", | |
957 | "org.freedesktop.systemd1.Manager", | |
958 | "JobRemoved", | |
959 | match_job_removed, NULL, c); | |
960 | if (r < 0) | |
961 | return r; | |
962 | } | |
963 | ||
0957790b | 964 | if (enable) |
5d280742 | 965 | LIST_FOREACH(units, u, c->units) { |
0957790b | 966 | bool enable_this_one = !selected; |
5d280742 | 967 | |
5d280742 YW |
968 | if (!streq(u->load_state, "loaded")) |
969 | continue; | |
970 | ||
0957790b | 971 | r = unit_enable_or_disable(u, bus, error, enable_this_one); |
5d280742 | 972 | if (r < 0) |
0957790b ZJS |
973 | /* If enablement failed, don't start this unit. */ |
974 | enable_this_one = false; | |
5d280742 | 975 | |
0957790b ZJS |
976 | r = unit_start_or_stop(u, bus, error, enable_this_one); |
977 | if (r < 0) | |
978 | log_unit_warning_errno(u, r, "Failed to %s %sd NTP unit, ignoring: %m", | |
979 | enable_this_one ? "start" : "stop", | |
980 | enable_disable(enable_this_one)); | |
981 | if (enable_this_one) | |
982 | selected = u; | |
5d280742 | 983 | } |
3af0a96c | 984 | else |
5d280742 | 985 | LIST_FOREACH(units, u, c->units) { |
0957790b | 986 | if (!streq(u->load_state, "loaded")) |
5d280742 YW |
987 | continue; |
988 | ||
0957790b ZJS |
989 | q = unit_enable_or_disable(u, bus, error, false); |
990 | if (q < 0) | |
991 | r = q; | |
992 | ||
993 | q = unit_start_or_stop(u, bus, error, false); | |
994 | if (q < 0) | |
995 | r = q; | |
5d280742 | 996 | } |
40ca29a1 | 997 | |
40ca29a1 | 998 | if (r < 0) |
ebcf1f97 | 999 | return r; |
ad7fb943 ZJS |
1000 | if (enable && !selected) |
1001 | return log_error_errno(SYNTHETIC_ERRNO(ENOENT), "No NTP service found to enable."); | |
f401e48c | 1002 | |
cf3872bd YW |
1003 | if (slot) |
1004 | c->slot_job_removed = TAKE_PTR(slot); | |
1005 | ||
ad7fb943 ZJS |
1006 | if (selected) |
1007 | log_info("Set NTP to enabled (%s).", selected->name); | |
1008 | else | |
1009 | log_info("Set NTP to disabled."); | |
f401e48c | 1010 | |
df2d202e | 1011 | return sd_bus_reply_method_return(m, NULL); |
f401e48c LP |
1012 | } |
1013 | ||
2cf0b2fe NT |
1014 | static int method_list_timezones(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
1015 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1016 | _cleanup_strv_free_ char **zones = NULL; | |
1017 | int r; | |
1018 | ||
1019 | assert(m); | |
1020 | ||
1021 | r = get_timezones(&zones); | |
1022 | if (r < 0) | |
1023 | return sd_bus_error_set_errnof(error, r, "Failed to read list of time zones: %m"); | |
1024 | ||
1025 | r = sd_bus_message_new_method_return(m, &reply); | |
1026 | if (r < 0) | |
1027 | return r; | |
1028 | ||
1029 | r = sd_bus_message_append_strv(reply, zones); | |
1030 | if (r < 0) | |
1031 | return r; | |
1032 | ||
1033 | return sd_bus_send(NULL, reply, NULL); | |
1034 | } | |
1035 | ||
40ca29a1 LP |
1036 | static const sd_bus_vtable timedate_vtable[] = { |
1037 | SD_BUS_VTABLE_START(0), | |
1038 | SD_BUS_PROPERTY("Timezone", "s", NULL, offsetof(Context, zone), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
82d115d9 | 1039 | SD_BUS_PROPERTY("LocalRTC", "b", bus_property_get_bool, offsetof(Context, local_rtc), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
5d280742 YW |
1040 | SD_BUS_PROPERTY("CanNTP", "b", property_get_can_ntp, 0, 0), |
1041 | SD_BUS_PROPERTY("NTP", "b", property_get_ntp, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
03cc26dd LP |
1042 | SD_BUS_PROPERTY("NTPSynchronized", "b", property_get_ntp_sync, 0, 0), |
1043 | SD_BUS_PROPERTY("TimeUSec", "t", property_get_time, 0, 0), | |
6fc60278 | 1044 | SD_BUS_PROPERTY("RTCTimeUSec", "t", property_get_rtc_time, 0, 0), |
adacb957 LP |
1045 | SD_BUS_METHOD("SetTime", "xbb", NULL, method_set_time, SD_BUS_VTABLE_UNPRIVILEGED), |
1046 | SD_BUS_METHOD("SetTimezone", "sb", NULL, method_set_timezone, SD_BUS_VTABLE_UNPRIVILEGED), | |
1047 | SD_BUS_METHOD("SetLocalRTC", "bbb", NULL, method_set_local_rtc, SD_BUS_VTABLE_UNPRIVILEGED), | |
1048 | SD_BUS_METHOD("SetNTP", "bb", NULL, method_set_ntp, SD_BUS_VTABLE_UNPRIVILEGED), | |
2cf0b2fe | 1049 | SD_BUS_METHOD("ListTimezones", NULL, "as", method_list_timezones, SD_BUS_VTABLE_UNPRIVILEGED), |
40ca29a1 LP |
1050 | SD_BUS_VTABLE_END, |
1051 | }; | |
1052 | ||
1053 | static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) { | |
4afd3348 | 1054 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
f401e48c LP |
1055 | int r; |
1056 | ||
40ca29a1 LP |
1057 | assert(c); |
1058 | assert(event); | |
f401e48c LP |
1059 | assert(_bus); |
1060 | ||
76b54375 | 1061 | r = sd_bus_default_system(&bus); |
f647962d MS |
1062 | if (r < 0) |
1063 | return log_error_errno(r, "Failed to get system bus connection: %m"); | |
f401e48c | 1064 | |
19befb2d | 1065 | r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/timedate1", "org.freedesktop.timedate1", timedate_vtable, c); |
f647962d MS |
1066 | if (r < 0) |
1067 | return log_error_errno(r, "Failed to register object: %m"); | |
f401e48c | 1068 | |
0c0b9306 | 1069 | r = sd_bus_request_name_async(bus, NULL, "org.freedesktop.timedate1", 0, NULL, NULL); |
f647962d | 1070 | if (r < 0) |
0c0b9306 | 1071 | return log_error_errno(r, "Failed to request name: %m"); |
add10b5a | 1072 | |
40ca29a1 | 1073 | r = sd_bus_attach_event(bus, event, 0); |
f647962d MS |
1074 | if (r < 0) |
1075 | return log_error_errno(r, "Failed to attach bus to event loop: %m"); | |
f401e48c | 1076 | |
1cc6c93a | 1077 | *_bus = TAKE_PTR(bus); |
f401e48c | 1078 | |
40ca29a1 | 1079 | return 0; |
f401e48c LP |
1080 | } |
1081 | ||
1f47bc33 YW |
1082 | static int run(int argc, char *argv[]) { |
1083 | _cleanup_(context_clear) Context context = {}; | |
4afd3348 LP |
1084 | _cleanup_(sd_event_unrefp) sd_event *event = NULL; |
1085 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
f401e48c | 1086 | int r; |
f401e48c | 1087 | |
6bf3c61c | 1088 | log_setup_service(); |
f401e48c | 1089 | |
4c12626c LP |
1090 | umask(0022); |
1091 | ||
1f47bc33 YW |
1092 | if (argc != 1) |
1093 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "This program takes no arguments."); | |
f401e48c | 1094 | |
754f0269 YW |
1095 | assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGTERM, SIGINT, -1) >= 0); |
1096 | ||
afc6adb5 | 1097 | r = sd_event_default(&event); |
1f47bc33 YW |
1098 | if (r < 0) |
1099 | return log_error_errno(r, "Failed to allocate event loop: %m"); | |
f401e48c | 1100 | |
754f0269 YW |
1101 | (void) sd_event_set_watchdog(event, true); |
1102 | ||
1103 | r = sd_event_add_signal(event, NULL, SIGINT, NULL, NULL); | |
1f47bc33 YW |
1104 | if (r < 0) |
1105 | return log_error_errno(r, "Failed to install SIGINT handler: %m"); | |
754f0269 YW |
1106 | |
1107 | r = sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL); | |
1f47bc33 YW |
1108 | if (r < 0) |
1109 | return log_error_errno(r, "Failed to install SIGTERM handler: %m"); | |
cde93897 | 1110 | |
40ca29a1 | 1111 | r = connect_bus(&context, event, &bus); |
f401e48c | 1112 | if (r < 0) |
1f47bc33 | 1113 | return r; |
f401e48c | 1114 | |
dc751688 | 1115 | (void) sd_bus_negotiate_timestamp(bus, true); |
2479df30 | 1116 | |
40ca29a1 | 1117 | r = context_read_data(&context); |
1f47bc33 YW |
1118 | if (r < 0) |
1119 | return log_error_errno(r, "Failed to read time zone data: %m"); | |
c5f0532f | 1120 | |
5d280742 YW |
1121 | r = context_parse_ntp_services(&context); |
1122 | if (r < 0) | |
1f47bc33 | 1123 | return r; |
ad740100 | 1124 | |
37224a5f | 1125 | r = bus_event_loop_with_idle(event, bus, "org.freedesktop.timedate1", DEFAULT_EXIT_USEC, NULL, NULL); |
1f47bc33 YW |
1126 | if (r < 0) |
1127 | return log_error_errno(r, "Failed to run event loop: %m"); | |
f401e48c | 1128 | |
1f47bc33 | 1129 | return 0; |
f401e48c | 1130 | } |
1f47bc33 YW |
1131 | |
1132 | DEFINE_MAIN_FUNCTION(run); |