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1 | /* SPDX-License-Identifier: LGPL-2.1+ */ | |
2 | /*** | |
3 | Copyright 2010 Lennart Poettering | |
4 | ***/ | |
5 | ||
6 | #include <errno.h> | |
7 | #include <sys/prctl.h> | |
8 | #include <sys/statvfs.h> | |
9 | #include <unistd.h> | |
10 | ||
11 | #include "alloc-util.h" | |
12 | #include "architecture.h" | |
13 | #include "build.h" | |
14 | #include "bus-common-errors.h" | |
15 | #include "dbus-execute.h" | |
16 | #include "dbus-job.h" | |
17 | #include "dbus-manager.h" | |
18 | #include "dbus-unit.h" | |
19 | #include "dbus.h" | |
20 | #include "env-util.h" | |
21 | #include "fd-util.h" | |
22 | #include "fileio.h" | |
23 | #include "format-util.h" | |
24 | #include "fs-util.h" | |
25 | #include "install.h" | |
26 | #include "log.h" | |
27 | #include "os-util.h" | |
28 | #include "parse-util.h" | |
29 | #include "path-util.h" | |
30 | #include "selinux-access.h" | |
31 | #include "stat-util.h" | |
32 | #include "string-util.h" | |
33 | #include "strv.h" | |
34 | #include "syslog-util.h" | |
35 | #include "user-util.h" | |
36 | #include "virt.h" | |
37 | #include "watchdog.h" | |
38 | ||
39 | /* Require 16MiB free in /run/systemd for reloading/reexecing. After all we need to serialize our state there, and if | |
40 | * we can't we'll fail badly. */ | |
41 | #define RELOAD_DISK_SPACE_MIN (UINT64_C(16) * UINT64_C(1024) * UINT64_C(1024)) | |
42 | ||
43 | static UnitFileFlags unit_file_bools_to_flags(bool runtime, bool force) { | |
44 | return (runtime ? UNIT_FILE_RUNTIME : 0) | | |
45 | (force ? UNIT_FILE_FORCE : 0); | |
46 | } | |
47 | ||
48 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_version, "s", PACKAGE_VERSION); | |
49 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_features, "s", SYSTEMD_FEATURES); | |
50 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_architecture, "s", architecture_to_string(uname_architecture())); | |
51 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_log_target, "s", log_target_to_string(log_get_target())); | |
52 | static BUS_DEFINE_PROPERTY_GET2(property_get_system_state, "s", Manager, manager_state, manager_state_to_string); | |
53 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_timer_slack_nsec, "t", (uint64_t) prctl(PR_GET_TIMERSLACK)); | |
54 | static BUS_DEFINE_PROPERTY_GET_REF(property_get_hashmap_size, "u", Hashmap *, hashmap_size); | |
55 | static BUS_DEFINE_PROPERTY_GET_REF(property_get_set_size, "u", Set *, set_size); | |
56 | ||
57 | static int property_get_virtualization( | |
58 | sd_bus *bus, | |
59 | const char *path, | |
60 | const char *interface, | |
61 | const char *property, | |
62 | sd_bus_message *reply, | |
63 | void *userdata, | |
64 | sd_bus_error *error) { | |
65 | ||
66 | int v; | |
67 | ||
68 | assert(bus); | |
69 | assert(reply); | |
70 | ||
71 | v = detect_virtualization(); | |
72 | ||
73 | /* Make sure to return the empty string when we detect no virtualization, as that is the API. | |
74 | * | |
75 | * https://github.com/systemd/systemd/issues/1423 | |
76 | */ | |
77 | ||
78 | return sd_bus_message_append( | |
79 | reply, "s", | |
80 | v == VIRTUALIZATION_NONE ? NULL : virtualization_to_string(v)); | |
81 | } | |
82 | ||
83 | static int property_get_tainted( | |
84 | sd_bus *bus, | |
85 | const char *path, | |
86 | const char *interface, | |
87 | const char *property, | |
88 | sd_bus_message *reply, | |
89 | void *userdata, | |
90 | sd_bus_error *error) { | |
91 | ||
92 | _cleanup_free_ char *s = NULL; | |
93 | Manager *m = userdata; | |
94 | ||
95 | assert(bus); | |
96 | assert(reply); | |
97 | assert(m); | |
98 | ||
99 | s = manager_taint_string(m); | |
100 | if (!s) | |
101 | return log_oom(); | |
102 | ||
103 | return sd_bus_message_append(reply, "s", s); | |
104 | } | |
105 | ||
106 | static int property_set_log_target( | |
107 | sd_bus *bus, | |
108 | const char *path, | |
109 | const char *interface, | |
110 | const char *property, | |
111 | sd_bus_message *value, | |
112 | void *userdata, | |
113 | sd_bus_error *error) { | |
114 | ||
115 | Manager *m = userdata; | |
116 | const char *t; | |
117 | int r; | |
118 | ||
119 | assert(bus); | |
120 | assert(value); | |
121 | ||
122 | r = sd_bus_message_read(value, "s", &t); | |
123 | if (r < 0) | |
124 | return r; | |
125 | ||
126 | if (isempty(t)) | |
127 | manager_restore_original_log_target(m); | |
128 | else { | |
129 | LogTarget target; | |
130 | ||
131 | target = log_target_from_string(t); | |
132 | if (target < 0) | |
133 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid log target '%s'", t); | |
134 | ||
135 | manager_override_log_target(m, target); | |
136 | } | |
137 | ||
138 | return 0; | |
139 | } | |
140 | ||
141 | static int property_get_log_level( | |
142 | sd_bus *bus, | |
143 | const char *path, | |
144 | const char *interface, | |
145 | const char *property, | |
146 | sd_bus_message *reply, | |
147 | void *userdata, | |
148 | sd_bus_error *error) { | |
149 | ||
150 | _cleanup_free_ char *t = NULL; | |
151 | int r; | |
152 | ||
153 | assert(bus); | |
154 | assert(reply); | |
155 | ||
156 | r = log_level_to_string_alloc(log_get_max_level(), &t); | |
157 | if (r < 0) | |
158 | return r; | |
159 | ||
160 | return sd_bus_message_append(reply, "s", t); | |
161 | } | |
162 | ||
163 | static int property_set_log_level( | |
164 | sd_bus *bus, | |
165 | const char *path, | |
166 | const char *interface, | |
167 | const char *property, | |
168 | sd_bus_message *value, | |
169 | void *userdata, | |
170 | sd_bus_error *error) { | |
171 | ||
172 | Manager *m = userdata; | |
173 | const char *t; | |
174 | int r; | |
175 | ||
176 | assert(bus); | |
177 | assert(value); | |
178 | ||
179 | r = sd_bus_message_read(value, "s", &t); | |
180 | if (r < 0) | |
181 | return r; | |
182 | ||
183 | if (isempty(t)) | |
184 | manager_restore_original_log_level(m); | |
185 | else { | |
186 | int level; | |
187 | ||
188 | level = log_level_from_string(t); | |
189 | if (level < 0) | |
190 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid log level '%s'", t); | |
191 | ||
192 | manager_override_log_level(m, level); | |
193 | } | |
194 | ||
195 | return 0; | |
196 | } | |
197 | ||
198 | static int property_get_progress( | |
199 | sd_bus *bus, | |
200 | const char *path, | |
201 | const char *interface, | |
202 | const char *property, | |
203 | sd_bus_message *reply, | |
204 | void *userdata, | |
205 | sd_bus_error *error) { | |
206 | ||
207 | Manager *m = userdata; | |
208 | double d; | |
209 | ||
210 | assert(bus); | |
211 | assert(reply); | |
212 | assert(m); | |
213 | ||
214 | if (MANAGER_IS_FINISHED(m)) | |
215 | d = 1.0; | |
216 | else | |
217 | d = 1.0 - ((double) hashmap_size(m->jobs) / (double) m->n_installed_jobs); | |
218 | ||
219 | return sd_bus_message_append(reply, "d", d); | |
220 | } | |
221 | ||
222 | static int property_get_show_status( | |
223 | sd_bus *bus, | |
224 | const char *path, | |
225 | const char *interface, | |
226 | const char *property, | |
227 | sd_bus_message *reply, | |
228 | void *userdata, | |
229 | sd_bus_error *error) { | |
230 | ||
231 | Manager *m = userdata; | |
232 | int b; | |
233 | ||
234 | assert(bus); | |
235 | assert(reply); | |
236 | assert(m); | |
237 | ||
238 | b = m->show_status > 0; | |
239 | return sd_bus_message_append_basic(reply, 'b', &b); | |
240 | } | |
241 | ||
242 | static int property_set_runtime_watchdog( | |
243 | sd_bus *bus, | |
244 | const char *path, | |
245 | const char *interface, | |
246 | const char *property, | |
247 | sd_bus_message *value, | |
248 | void *userdata, | |
249 | sd_bus_error *error) { | |
250 | ||
251 | usec_t *t = userdata; | |
252 | int r; | |
253 | ||
254 | assert(bus); | |
255 | assert(value); | |
256 | ||
257 | assert_cc(sizeof(usec_t) == sizeof(uint64_t)); | |
258 | ||
259 | r = sd_bus_message_read(value, "t", t); | |
260 | if (r < 0) | |
261 | return r; | |
262 | ||
263 | return watchdog_set_timeout(t); | |
264 | } | |
265 | ||
266 | static int bus_get_unit_by_name(Manager *m, sd_bus_message *message, const char *name, Unit **ret_unit, sd_bus_error *error) { | |
267 | Unit *u; | |
268 | int r; | |
269 | ||
270 | assert(m); | |
271 | assert(message); | |
272 | assert(ret_unit); | |
273 | ||
274 | /* More or less a wrapper around manager_get_unit() that generates nice errors and has one trick up its sleeve: | |
275 | * if the name is specified empty we use the client's unit. */ | |
276 | ||
277 | if (isempty(name)) { | |
278 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; | |
279 | pid_t pid; | |
280 | ||
281 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
282 | if (r < 0) | |
283 | return r; | |
284 | ||
285 | r = sd_bus_creds_get_pid(creds, &pid); | |
286 | if (r < 0) | |
287 | return r; | |
288 | ||
289 | u = manager_get_unit_by_pid(m, pid); | |
290 | if (!u) | |
291 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, "Client not member of any unit."); | |
292 | } else { | |
293 | u = manager_get_unit(m, name); | |
294 | if (!u) | |
295 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, "Unit %s not loaded.", name); | |
296 | } | |
297 | ||
298 | *ret_unit = u; | |
299 | return 0; | |
300 | } | |
301 | ||
302 | static int bus_load_unit_by_name(Manager *m, sd_bus_message *message, const char *name, Unit **ret_unit, sd_bus_error *error) { | |
303 | assert(m); | |
304 | assert(message); | |
305 | assert(ret_unit); | |
306 | ||
307 | /* Pretty much the same as bus_get_unit_by_name(), but we also load the unit if necessary. */ | |
308 | ||
309 | if (isempty(name)) | |
310 | return bus_get_unit_by_name(m, message, name, ret_unit, error); | |
311 | ||
312 | return manager_load_unit(m, name, NULL, error, ret_unit); | |
313 | } | |
314 | ||
315 | static int method_get_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
316 | _cleanup_free_ char *path = NULL; | |
317 | Manager *m = userdata; | |
318 | const char *name; | |
319 | Unit *u; | |
320 | int r; | |
321 | ||
322 | assert(message); | |
323 | assert(m); | |
324 | ||
325 | /* Anyone can call this method */ | |
326 | ||
327 | r = sd_bus_message_read(message, "s", &name); | |
328 | if (r < 0) | |
329 | return r; | |
330 | ||
331 | r = bus_get_unit_by_name(m, message, name, &u, error); | |
332 | if (r < 0) | |
333 | return r; | |
334 | ||
335 | r = mac_selinux_unit_access_check(u, message, "status", error); | |
336 | if (r < 0) | |
337 | return r; | |
338 | ||
339 | path = unit_dbus_path(u); | |
340 | if (!path) | |
341 | return -ENOMEM; | |
342 | ||
343 | return sd_bus_reply_method_return(message, "o", path); | |
344 | } | |
345 | ||
346 | static int method_get_unit_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
347 | _cleanup_free_ char *path = NULL; | |
348 | Manager *m = userdata; | |
349 | pid_t pid; | |
350 | Unit *u; | |
351 | int r; | |
352 | ||
353 | assert(message); | |
354 | assert(m); | |
355 | ||
356 | assert_cc(sizeof(pid_t) == sizeof(uint32_t)); | |
357 | ||
358 | /* Anyone can call this method */ | |
359 | ||
360 | r = sd_bus_message_read(message, "u", &pid); | |
361 | if (r < 0) | |
362 | return r; | |
363 | if (pid < 0) | |
364 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PID " PID_FMT, pid); | |
365 | ||
366 | if (pid == 0) { | |
367 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; | |
368 | ||
369 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
370 | if (r < 0) | |
371 | return r; | |
372 | ||
373 | r = sd_bus_creds_get_pid(creds, &pid); | |
374 | if (r < 0) | |
375 | return r; | |
376 | } | |
377 | ||
378 | u = manager_get_unit_by_pid(m, pid); | |
379 | if (!u) | |
380 | return sd_bus_error_setf(error, BUS_ERROR_NO_UNIT_FOR_PID, "PID "PID_FMT" does not belong to any loaded unit.", pid); | |
381 | ||
382 | r = mac_selinux_unit_access_check(u, message, "status", error); | |
383 | if (r < 0) | |
384 | return r; | |
385 | ||
386 | path = unit_dbus_path(u); | |
387 | if (!path) | |
388 | return -ENOMEM; | |
389 | ||
390 | return sd_bus_reply_method_return(message, "o", path); | |
391 | } | |
392 | ||
393 | static int method_get_unit_by_invocation_id(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
394 | _cleanup_free_ char *path = NULL; | |
395 | Manager *m = userdata; | |
396 | sd_id128_t id; | |
397 | const void *a; | |
398 | Unit *u; | |
399 | size_t sz; | |
400 | int r; | |
401 | ||
402 | assert(message); | |
403 | assert(m); | |
404 | ||
405 | /* Anyone can call this method */ | |
406 | ||
407 | r = sd_bus_message_read_array(message, 'y', &a, &sz); | |
408 | if (r < 0) | |
409 | return r; | |
410 | if (sz == 0) | |
411 | id = SD_ID128_NULL; | |
412 | else if (sz == 16) | |
413 | memcpy(&id, a, sz); | |
414 | else | |
415 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid invocation ID"); | |
416 | ||
417 | if (sd_id128_is_null(id)) { | |
418 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; | |
419 | pid_t pid; | |
420 | ||
421 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
422 | if (r < 0) | |
423 | return r; | |
424 | ||
425 | r = sd_bus_creds_get_pid(creds, &pid); | |
426 | if (r < 0) | |
427 | return r; | |
428 | ||
429 | u = manager_get_unit_by_pid(m, pid); | |
430 | if (!u) | |
431 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, "Client " PID_FMT " not member of any unit.", pid); | |
432 | } else { | |
433 | u = hashmap_get(m->units_by_invocation_id, &id); | |
434 | if (!u) | |
435 | return sd_bus_error_setf(error, BUS_ERROR_NO_UNIT_FOR_INVOCATION_ID, "No unit with the specified invocation ID " SD_ID128_FORMAT_STR " known.", SD_ID128_FORMAT_VAL(id)); | |
436 | } | |
437 | ||
438 | r = mac_selinux_unit_access_check(u, message, "status", error); | |
439 | if (r < 0) | |
440 | return r; | |
441 | ||
442 | /* So here's a special trick: the bus path we return actually references the unit by its invocation ID instead | |
443 | * of the unit name. This means it stays valid only as long as the invocation ID stays the same. */ | |
444 | path = unit_dbus_path_invocation_id(u); | |
445 | if (!path) | |
446 | return -ENOMEM; | |
447 | ||
448 | return sd_bus_reply_method_return(message, "o", path); | |
449 | } | |
450 | ||
451 | static int method_get_unit_by_control_group(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
452 | _cleanup_free_ char *path = NULL; | |
453 | Manager *m = userdata; | |
454 | const char *cgroup; | |
455 | Unit *u; | |
456 | int r; | |
457 | ||
458 | r = sd_bus_message_read(message, "s", &cgroup); | |
459 | if (r < 0) | |
460 | return r; | |
461 | ||
462 | u = manager_get_unit_by_cgroup(m, cgroup); | |
463 | if (!u) | |
464 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, "Control group '%s' is not valid or not managed by this instance", cgroup); | |
465 | ||
466 | r = mac_selinux_unit_access_check(u, message, "status", error); | |
467 | if (r < 0) | |
468 | return r; | |
469 | ||
470 | path = unit_dbus_path(u); | |
471 | if (!path) | |
472 | return -ENOMEM; | |
473 | ||
474 | return sd_bus_reply_method_return(message, "o", path); | |
475 | } | |
476 | ||
477 | static int method_load_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
478 | _cleanup_free_ char *path = NULL; | |
479 | Manager *m = userdata; | |
480 | const char *name; | |
481 | Unit *u; | |
482 | int r; | |
483 | ||
484 | assert(message); | |
485 | assert(m); | |
486 | ||
487 | /* Anyone can call this method */ | |
488 | ||
489 | r = sd_bus_message_read(message, "s", &name); | |
490 | if (r < 0) | |
491 | return r; | |
492 | ||
493 | r = bus_load_unit_by_name(m, message, name, &u, error); | |
494 | if (r < 0) | |
495 | return r; | |
496 | ||
497 | r = mac_selinux_unit_access_check(u, message, "status", error); | |
498 | if (r < 0) | |
499 | return r; | |
500 | ||
501 | path = unit_dbus_path(u); | |
502 | if (!path) | |
503 | return -ENOMEM; | |
504 | ||
505 | return sd_bus_reply_method_return(message, "o", path); | |
506 | } | |
507 | ||
508 | static int method_start_unit_generic(sd_bus_message *message, Manager *m, JobType job_type, bool reload_if_possible, sd_bus_error *error) { | |
509 | const char *name; | |
510 | Unit *u; | |
511 | int r; | |
512 | ||
513 | assert(message); | |
514 | assert(m); | |
515 | ||
516 | r = sd_bus_message_read(message, "s", &name); | |
517 | if (r < 0) | |
518 | return r; | |
519 | ||
520 | r = manager_load_unit(m, name, NULL, error, &u); | |
521 | if (r < 0) | |
522 | return r; | |
523 | ||
524 | return bus_unit_method_start_generic(message, u, job_type, reload_if_possible, error); | |
525 | } | |
526 | ||
527 | static int method_start_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
528 | return method_start_unit_generic(message, userdata, JOB_START, false, error); | |
529 | } | |
530 | ||
531 | static int method_stop_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
532 | return method_start_unit_generic(message, userdata, JOB_STOP, false, error); | |
533 | } | |
534 | ||
535 | static int method_reload_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
536 | return method_start_unit_generic(message, userdata, JOB_RELOAD, false, error); | |
537 | } | |
538 | ||
539 | static int method_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
540 | return method_start_unit_generic(message, userdata, JOB_RESTART, false, error); | |
541 | } | |
542 | ||
543 | static int method_try_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
544 | return method_start_unit_generic(message, userdata, JOB_TRY_RESTART, false, error); | |
545 | } | |
546 | ||
547 | static int method_reload_or_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
548 | return method_start_unit_generic(message, userdata, JOB_RESTART, true, error); | |
549 | } | |
550 | ||
551 | static int method_reload_or_try_restart_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
552 | return method_start_unit_generic(message, userdata, JOB_TRY_RESTART, true, error); | |
553 | } | |
554 | ||
555 | static int method_start_unit_replace(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
556 | Manager *m = userdata; | |
557 | const char *old_name; | |
558 | Unit *u; | |
559 | int r; | |
560 | ||
561 | assert(message); | |
562 | assert(m); | |
563 | ||
564 | r = sd_bus_message_read(message, "s", &old_name); | |
565 | if (r < 0) | |
566 | return r; | |
567 | ||
568 | r = bus_get_unit_by_name(m, message, old_name, &u, error); | |
569 | if (r < 0) | |
570 | return r; | |
571 | if (!u->job || u->job->type != JOB_START) | |
572 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "No job queued for unit %s", old_name); | |
573 | ||
574 | return method_start_unit_generic(message, m, JOB_START, false, error); | |
575 | } | |
576 | ||
577 | static int method_kill_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
578 | Manager *m = userdata; | |
579 | const char *name; | |
580 | Unit *u; | |
581 | int r; | |
582 | ||
583 | assert(message); | |
584 | assert(m); | |
585 | ||
586 | r = sd_bus_message_read(message, "s", &name); | |
587 | if (r < 0) | |
588 | return r; | |
589 | ||
590 | r = bus_get_unit_by_name(m, message, name, &u, error); | |
591 | if (r < 0) | |
592 | return r; | |
593 | ||
594 | return bus_unit_method_kill(message, u, error); | |
595 | } | |
596 | ||
597 | static int method_reset_failed_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
598 | Manager *m = userdata; | |
599 | const char *name; | |
600 | Unit *u; | |
601 | int r; | |
602 | ||
603 | assert(message); | |
604 | assert(m); | |
605 | ||
606 | r = sd_bus_message_read(message, "s", &name); | |
607 | if (r < 0) | |
608 | return r; | |
609 | ||
610 | r = bus_get_unit_by_name(m, message, name, &u, error); | |
611 | if (r < 0) | |
612 | return r; | |
613 | ||
614 | return bus_unit_method_reset_failed(message, u, error); | |
615 | } | |
616 | ||
617 | static int method_set_unit_properties(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
618 | Manager *m = userdata; | |
619 | const char *name; | |
620 | Unit *u; | |
621 | int r; | |
622 | ||
623 | assert(message); | |
624 | assert(m); | |
625 | ||
626 | r = sd_bus_message_read(message, "s", &name); | |
627 | if (r < 0) | |
628 | return r; | |
629 | ||
630 | r = bus_load_unit_by_name(m, message, name, &u, error); | |
631 | if (r < 0) | |
632 | return r; | |
633 | ||
634 | r = bus_unit_validate_load_state(u, error); | |
635 | if (r < 0) | |
636 | return r; | |
637 | ||
638 | return bus_unit_method_set_properties(message, u, error); | |
639 | } | |
640 | ||
641 | static int method_ref_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
642 | Manager *m = userdata; | |
643 | const char *name; | |
644 | Unit *u; | |
645 | int r; | |
646 | ||
647 | assert(message); | |
648 | assert(m); | |
649 | ||
650 | r = sd_bus_message_read(message, "s", &name); | |
651 | if (r < 0) | |
652 | return r; | |
653 | ||
654 | r = bus_load_unit_by_name(m, message, name, &u, error); | |
655 | if (r < 0) | |
656 | return r; | |
657 | ||
658 | r = bus_unit_validate_load_state(u, error); | |
659 | if (r < 0) | |
660 | return r; | |
661 | ||
662 | return bus_unit_method_ref(message, u, error); | |
663 | } | |
664 | ||
665 | static int method_unref_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
666 | Manager *m = userdata; | |
667 | const char *name; | |
668 | Unit *u; | |
669 | int r; | |
670 | ||
671 | assert(message); | |
672 | assert(m); | |
673 | ||
674 | r = sd_bus_message_read(message, "s", &name); | |
675 | if (r < 0) | |
676 | return r; | |
677 | ||
678 | r = bus_load_unit_by_name(m, message, name, &u, error); | |
679 | if (r < 0) | |
680 | return r; | |
681 | ||
682 | r = bus_unit_validate_load_state(u, error); | |
683 | if (r < 0) | |
684 | return r; | |
685 | ||
686 | return bus_unit_method_unref(message, u, error); | |
687 | } | |
688 | ||
689 | static int reply_unit_info(sd_bus_message *reply, Unit *u) { | |
690 | _cleanup_free_ char *unit_path = NULL, *job_path = NULL; | |
691 | Unit *following; | |
692 | ||
693 | following = unit_following(u); | |
694 | ||
695 | unit_path = unit_dbus_path(u); | |
696 | if (!unit_path) | |
697 | return -ENOMEM; | |
698 | ||
699 | if (u->job) { | |
700 | job_path = job_dbus_path(u->job); | |
701 | if (!job_path) | |
702 | return -ENOMEM; | |
703 | } | |
704 | ||
705 | return sd_bus_message_append( | |
706 | reply, "(ssssssouso)", | |
707 | u->id, | |
708 | unit_description(u), | |
709 | unit_load_state_to_string(u->load_state), | |
710 | unit_active_state_to_string(unit_active_state(u)), | |
711 | unit_sub_state_to_string(u), | |
712 | following ? following->id : "", | |
713 | unit_path, | |
714 | u->job ? u->job->id : 0, | |
715 | u->job ? job_type_to_string(u->job->type) : "", | |
716 | job_path ? job_path : "/"); | |
717 | } | |
718 | ||
719 | static int method_list_units_by_names(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
720 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
721 | Manager *m = userdata; | |
722 | int r; | |
723 | char **unit; | |
724 | _cleanup_strv_free_ char **units = NULL; | |
725 | ||
726 | assert(message); | |
727 | assert(m); | |
728 | ||
729 | r = sd_bus_message_read_strv(message, &units); | |
730 | if (r < 0) | |
731 | return r; | |
732 | ||
733 | r = sd_bus_message_new_method_return(message, &reply); | |
734 | if (r < 0) | |
735 | return r; | |
736 | ||
737 | r = sd_bus_message_open_container(reply, 'a', "(ssssssouso)"); | |
738 | if (r < 0) | |
739 | return r; | |
740 | ||
741 | STRV_FOREACH(unit, units) { | |
742 | Unit *u; | |
743 | ||
744 | if (!unit_name_is_valid(*unit, UNIT_NAME_ANY)) | |
745 | continue; | |
746 | ||
747 | r = bus_load_unit_by_name(m, message, *unit, &u, error); | |
748 | if (r < 0) | |
749 | return r; | |
750 | ||
751 | r = reply_unit_info(reply, u); | |
752 | if (r < 0) | |
753 | return r; | |
754 | } | |
755 | ||
756 | r = sd_bus_message_close_container(reply); | |
757 | if (r < 0) | |
758 | return r; | |
759 | ||
760 | return sd_bus_send(NULL, reply, NULL); | |
761 | } | |
762 | ||
763 | static int method_get_unit_processes(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
764 | Manager *m = userdata; | |
765 | const char *name; | |
766 | Unit *u; | |
767 | int r; | |
768 | ||
769 | assert(message); | |
770 | assert(m); | |
771 | ||
772 | r = sd_bus_message_read(message, "s", &name); | |
773 | if (r < 0) | |
774 | return r; | |
775 | ||
776 | r = bus_get_unit_by_name(m, message, name, &u, error); | |
777 | if (r < 0) | |
778 | return r; | |
779 | ||
780 | return bus_unit_method_get_processes(message, u, error); | |
781 | } | |
782 | ||
783 | static int method_attach_processes_to_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
784 | Manager *m = userdata; | |
785 | const char *name; | |
786 | Unit *u; | |
787 | int r; | |
788 | ||
789 | assert(message); | |
790 | assert(m); | |
791 | ||
792 | r = sd_bus_message_read(message, "s", &name); | |
793 | if (r < 0) | |
794 | return r; | |
795 | ||
796 | r = bus_get_unit_by_name(m, message, name, &u, error); | |
797 | if (r < 0) | |
798 | return r; | |
799 | ||
800 | return bus_unit_method_attach_processes(message, u, error); | |
801 | } | |
802 | ||
803 | static int transient_unit_from_message( | |
804 | Manager *m, | |
805 | sd_bus_message *message, | |
806 | const char *name, | |
807 | Unit **unit, | |
808 | sd_bus_error *error) { | |
809 | ||
810 | UnitType t; | |
811 | Unit *u; | |
812 | int r; | |
813 | ||
814 | assert(m); | |
815 | assert(message); | |
816 | assert(name); | |
817 | ||
818 | t = unit_name_to_type(name); | |
819 | if (t < 0) | |
820 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid unit name or type."); | |
821 | ||
822 | if (!unit_vtable[t]->can_transient) | |
823 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unit type %s does not support transient units.", unit_type_to_string(t)); | |
824 | ||
825 | r = manager_load_unit(m, name, NULL, error, &u); | |
826 | if (r < 0) | |
827 | return r; | |
828 | ||
829 | if (!unit_is_pristine(u)) | |
830 | return sd_bus_error_setf(error, BUS_ERROR_UNIT_EXISTS, "Unit %s already exists.", name); | |
831 | ||
832 | /* OK, the unit failed to load and is unreferenced, now let's | |
833 | * fill in the transient data instead */ | |
834 | r = unit_make_transient(u); | |
835 | if (r < 0) | |
836 | return r; | |
837 | ||
838 | /* Set our properties */ | |
839 | r = bus_unit_set_properties(u, message, UNIT_RUNTIME, false, error); | |
840 | if (r < 0) | |
841 | return r; | |
842 | ||
843 | /* If the client asked for it, automatically add a reference to this unit. */ | |
844 | if (u->bus_track_add) { | |
845 | r = bus_unit_track_add_sender(u, message); | |
846 | if (r < 0) | |
847 | return log_error_errno(r, "Failed to watch sender: %m"); | |
848 | } | |
849 | ||
850 | /* Now load the missing bits of the unit we just created */ | |
851 | unit_add_to_load_queue(u); | |
852 | manager_dispatch_load_queue(m); | |
853 | ||
854 | *unit = u; | |
855 | ||
856 | return 0; | |
857 | } | |
858 | ||
859 | static int transient_aux_units_from_message( | |
860 | Manager *m, | |
861 | sd_bus_message *message, | |
862 | sd_bus_error *error) { | |
863 | ||
864 | int r; | |
865 | ||
866 | assert(m); | |
867 | assert(message); | |
868 | ||
869 | r = sd_bus_message_enter_container(message, 'a', "(sa(sv))"); | |
870 | if (r < 0) | |
871 | return r; | |
872 | ||
873 | while ((r = sd_bus_message_enter_container(message, 'r', "sa(sv)")) > 0) { | |
874 | const char *name = NULL; | |
875 | Unit *u; | |
876 | ||
877 | r = sd_bus_message_read(message, "s", &name); | |
878 | if (r < 0) | |
879 | return r; | |
880 | ||
881 | r = transient_unit_from_message(m, message, name, &u, error); | |
882 | if (r < 0) | |
883 | return r; | |
884 | ||
885 | r = sd_bus_message_exit_container(message); | |
886 | if (r < 0) | |
887 | return r; | |
888 | } | |
889 | if (r < 0) | |
890 | return r; | |
891 | ||
892 | r = sd_bus_message_exit_container(message); | |
893 | if (r < 0) | |
894 | return r; | |
895 | ||
896 | return 0; | |
897 | } | |
898 | ||
899 | static int method_start_transient_unit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
900 | const char *name, *smode; | |
901 | Manager *m = userdata; | |
902 | JobMode mode; | |
903 | Unit *u; | |
904 | int r; | |
905 | ||
906 | assert(message); | |
907 | assert(m); | |
908 | ||
909 | r = mac_selinux_access_check(message, "start", error); | |
910 | if (r < 0) | |
911 | return r; | |
912 | ||
913 | r = sd_bus_message_read(message, "ss", &name, &smode); | |
914 | if (r < 0) | |
915 | return r; | |
916 | ||
917 | mode = job_mode_from_string(smode); | |
918 | if (mode < 0) | |
919 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Job mode %s is invalid.", smode); | |
920 | ||
921 | r = bus_verify_manage_units_async(m, message, error); | |
922 | if (r < 0) | |
923 | return r; | |
924 | if (r == 0) | |
925 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
926 | ||
927 | r = transient_unit_from_message(m, message, name, &u, error); | |
928 | if (r < 0) | |
929 | return r; | |
930 | ||
931 | r = transient_aux_units_from_message(m, message, error); | |
932 | if (r < 0) | |
933 | return r; | |
934 | ||
935 | /* Finally, start it */ | |
936 | return bus_unit_queue_job(message, u, JOB_START, mode, false, error); | |
937 | } | |
938 | ||
939 | static int method_get_job(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
940 | _cleanup_free_ char *path = NULL; | |
941 | Manager *m = userdata; | |
942 | uint32_t id; | |
943 | Job *j; | |
944 | int r; | |
945 | ||
946 | assert(message); | |
947 | assert(m); | |
948 | ||
949 | /* Anyone can call this method */ | |
950 | ||
951 | r = sd_bus_message_read(message, "u", &id); | |
952 | if (r < 0) | |
953 | return r; | |
954 | ||
955 | j = manager_get_job(m, id); | |
956 | if (!j) | |
957 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "Job %u does not exist.", (unsigned) id); | |
958 | ||
959 | r = mac_selinux_unit_access_check(j->unit, message, "status", error); | |
960 | if (r < 0) | |
961 | return r; | |
962 | ||
963 | path = job_dbus_path(j); | |
964 | if (!path) | |
965 | return -ENOMEM; | |
966 | ||
967 | return sd_bus_reply_method_return(message, "o", path); | |
968 | } | |
969 | ||
970 | static int method_cancel_job(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
971 | Manager *m = userdata; | |
972 | uint32_t id; | |
973 | Job *j; | |
974 | int r; | |
975 | ||
976 | assert(message); | |
977 | assert(m); | |
978 | ||
979 | r = sd_bus_message_read(message, "u", &id); | |
980 | if (r < 0) | |
981 | return r; | |
982 | ||
983 | j = manager_get_job(m, id); | |
984 | if (!j) | |
985 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "Job %u does not exist.", (unsigned) id); | |
986 | ||
987 | return bus_job_method_cancel(message, j, error); | |
988 | } | |
989 | ||
990 | static int method_clear_jobs(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
991 | Manager *m = userdata; | |
992 | int r; | |
993 | ||
994 | assert(message); | |
995 | assert(m); | |
996 | ||
997 | r = mac_selinux_access_check(message, "reload", error); | |
998 | if (r < 0) | |
999 | return r; | |
1000 | ||
1001 | r = bus_verify_manage_units_async(m, message, error); | |
1002 | if (r < 0) | |
1003 | return r; | |
1004 | if (r == 0) | |
1005 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1006 | ||
1007 | manager_clear_jobs(m); | |
1008 | ||
1009 | return sd_bus_reply_method_return(message, NULL); | |
1010 | } | |
1011 | ||
1012 | static int method_reset_failed(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1013 | Manager *m = userdata; | |
1014 | int r; | |
1015 | ||
1016 | assert(message); | |
1017 | assert(m); | |
1018 | ||
1019 | r = mac_selinux_access_check(message, "reload", error); | |
1020 | if (r < 0) | |
1021 | return r; | |
1022 | ||
1023 | r = bus_verify_manage_units_async(m, message, error); | |
1024 | if (r < 0) | |
1025 | return r; | |
1026 | if (r == 0) | |
1027 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1028 | ||
1029 | manager_reset_failed(m); | |
1030 | ||
1031 | return sd_bus_reply_method_return(message, NULL); | |
1032 | } | |
1033 | ||
1034 | static int list_units_filtered(sd_bus_message *message, void *userdata, sd_bus_error *error, char **states, char **patterns) { | |
1035 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1036 | Manager *m = userdata; | |
1037 | const char *k; | |
1038 | Iterator i; | |
1039 | Unit *u; | |
1040 | int r; | |
1041 | ||
1042 | assert(message); | |
1043 | assert(m); | |
1044 | ||
1045 | /* Anyone can call this method */ | |
1046 | ||
1047 | r = mac_selinux_access_check(message, "status", error); | |
1048 | if (r < 0) | |
1049 | return r; | |
1050 | ||
1051 | r = sd_bus_message_new_method_return(message, &reply); | |
1052 | if (r < 0) | |
1053 | return r; | |
1054 | ||
1055 | r = sd_bus_message_open_container(reply, 'a', "(ssssssouso)"); | |
1056 | if (r < 0) | |
1057 | return r; | |
1058 | ||
1059 | HASHMAP_FOREACH_KEY(u, k, m->units, i) { | |
1060 | if (k != u->id) | |
1061 | continue; | |
1062 | ||
1063 | if (!strv_isempty(states) && | |
1064 | !strv_contains(states, unit_load_state_to_string(u->load_state)) && | |
1065 | !strv_contains(states, unit_active_state_to_string(unit_active_state(u))) && | |
1066 | !strv_contains(states, unit_sub_state_to_string(u))) | |
1067 | continue; | |
1068 | ||
1069 | if (!strv_isempty(patterns) && | |
1070 | !strv_fnmatch_or_empty(patterns, u->id, FNM_NOESCAPE)) | |
1071 | continue; | |
1072 | ||
1073 | r = reply_unit_info(reply, u); | |
1074 | if (r < 0) | |
1075 | return r; | |
1076 | } | |
1077 | ||
1078 | r = sd_bus_message_close_container(reply); | |
1079 | if (r < 0) | |
1080 | return r; | |
1081 | ||
1082 | return sd_bus_send(NULL, reply, NULL); | |
1083 | } | |
1084 | ||
1085 | static int method_list_units(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1086 | return list_units_filtered(message, userdata, error, NULL, NULL); | |
1087 | } | |
1088 | ||
1089 | static int method_list_units_filtered(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1090 | _cleanup_strv_free_ char **states = NULL; | |
1091 | int r; | |
1092 | ||
1093 | r = sd_bus_message_read_strv(message, &states); | |
1094 | if (r < 0) | |
1095 | return r; | |
1096 | ||
1097 | return list_units_filtered(message, userdata, error, states, NULL); | |
1098 | } | |
1099 | ||
1100 | static int method_list_units_by_patterns(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1101 | _cleanup_strv_free_ char **states = NULL; | |
1102 | _cleanup_strv_free_ char **patterns = NULL; | |
1103 | int r; | |
1104 | ||
1105 | r = sd_bus_message_read_strv(message, &states); | |
1106 | if (r < 0) | |
1107 | return r; | |
1108 | ||
1109 | r = sd_bus_message_read_strv(message, &patterns); | |
1110 | if (r < 0) | |
1111 | return r; | |
1112 | ||
1113 | return list_units_filtered(message, userdata, error, states, patterns); | |
1114 | } | |
1115 | ||
1116 | static int method_list_jobs(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1117 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1118 | Manager *m = userdata; | |
1119 | Iterator i; | |
1120 | Job *j; | |
1121 | int r; | |
1122 | ||
1123 | assert(message); | |
1124 | assert(m); | |
1125 | ||
1126 | /* Anyone can call this method */ | |
1127 | ||
1128 | r = mac_selinux_access_check(message, "status", error); | |
1129 | if (r < 0) | |
1130 | return r; | |
1131 | ||
1132 | r = sd_bus_message_new_method_return(message, &reply); | |
1133 | if (r < 0) | |
1134 | return r; | |
1135 | ||
1136 | r = sd_bus_message_open_container(reply, 'a', "(usssoo)"); | |
1137 | if (r < 0) | |
1138 | return r; | |
1139 | ||
1140 | HASHMAP_FOREACH(j, m->jobs, i) { | |
1141 | _cleanup_free_ char *unit_path = NULL, *job_path = NULL; | |
1142 | ||
1143 | job_path = job_dbus_path(j); | |
1144 | if (!job_path) | |
1145 | return -ENOMEM; | |
1146 | ||
1147 | unit_path = unit_dbus_path(j->unit); | |
1148 | if (!unit_path) | |
1149 | return -ENOMEM; | |
1150 | ||
1151 | r = sd_bus_message_append( | |
1152 | reply, "(usssoo)", | |
1153 | j->id, | |
1154 | j->unit->id, | |
1155 | job_type_to_string(j->type), | |
1156 | job_state_to_string(j->state), | |
1157 | job_path, | |
1158 | unit_path); | |
1159 | if (r < 0) | |
1160 | return r; | |
1161 | } | |
1162 | ||
1163 | r = sd_bus_message_close_container(reply); | |
1164 | if (r < 0) | |
1165 | return r; | |
1166 | ||
1167 | return sd_bus_send(NULL, reply, NULL); | |
1168 | } | |
1169 | ||
1170 | static int method_subscribe(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1171 | Manager *m = userdata; | |
1172 | int r; | |
1173 | ||
1174 | assert(message); | |
1175 | assert(m); | |
1176 | ||
1177 | /* Anyone can call this method */ | |
1178 | ||
1179 | r = mac_selinux_access_check(message, "status", error); | |
1180 | if (r < 0) | |
1181 | return r; | |
1182 | ||
1183 | if (sd_bus_message_get_bus(message) == m->api_bus) { | |
1184 | ||
1185 | /* Note that direct bus connection subscribe by | |
1186 | * default, we only track peers on the API bus here */ | |
1187 | ||
1188 | if (!m->subscribed) { | |
1189 | r = sd_bus_track_new(sd_bus_message_get_bus(message), &m->subscribed, NULL, NULL); | |
1190 | if (r < 0) | |
1191 | return r; | |
1192 | } | |
1193 | ||
1194 | r = sd_bus_track_add_sender(m->subscribed, message); | |
1195 | if (r < 0) | |
1196 | return r; | |
1197 | if (r == 0) | |
1198 | return sd_bus_error_setf(error, BUS_ERROR_ALREADY_SUBSCRIBED, "Client is already subscribed."); | |
1199 | } | |
1200 | ||
1201 | return sd_bus_reply_method_return(message, NULL); | |
1202 | } | |
1203 | ||
1204 | static int method_unsubscribe(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1205 | Manager *m = userdata; | |
1206 | int r; | |
1207 | ||
1208 | assert(message); | |
1209 | assert(m); | |
1210 | ||
1211 | /* Anyone can call this method */ | |
1212 | ||
1213 | r = mac_selinux_access_check(message, "status", error); | |
1214 | if (r < 0) | |
1215 | return r; | |
1216 | ||
1217 | if (sd_bus_message_get_bus(message) == m->api_bus) { | |
1218 | r = sd_bus_track_remove_sender(m->subscribed, message); | |
1219 | if (r < 0) | |
1220 | return r; | |
1221 | if (r == 0) | |
1222 | return sd_bus_error_setf(error, BUS_ERROR_NOT_SUBSCRIBED, "Client is not subscribed."); | |
1223 | } | |
1224 | ||
1225 | return sd_bus_reply_method_return(message, NULL); | |
1226 | } | |
1227 | ||
1228 | static int dump_impl(sd_bus_message *message, void *userdata, sd_bus_error *error, int (*reply)(sd_bus_message *, char *)) { | |
1229 | _cleanup_free_ char *dump = NULL; | |
1230 | Manager *m = userdata; | |
1231 | int r; | |
1232 | ||
1233 | assert(message); | |
1234 | assert(m); | |
1235 | ||
1236 | /* Anyone can call this method */ | |
1237 | ||
1238 | r = mac_selinux_access_check(message, "status", error); | |
1239 | if (r < 0) | |
1240 | return r; | |
1241 | ||
1242 | r = manager_get_dump_string(m, &dump); | |
1243 | if (r < 0) | |
1244 | return r; | |
1245 | ||
1246 | return reply(message, dump); | |
1247 | } | |
1248 | ||
1249 | static int reply_dump(sd_bus_message *message, char *dump) { | |
1250 | return sd_bus_reply_method_return(message, "s", dump); | |
1251 | } | |
1252 | ||
1253 | static int method_dump(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1254 | return dump_impl(message, userdata, error, reply_dump); | |
1255 | } | |
1256 | ||
1257 | static int reply_dump_by_fd(sd_bus_message *message, char *dump) { | |
1258 | _cleanup_close_ int fd = -1; | |
1259 | ||
1260 | fd = acquire_data_fd(dump, strlen(dump), 0); | |
1261 | if (fd < 0) | |
1262 | return fd; | |
1263 | ||
1264 | return sd_bus_reply_method_return(message, "h", fd); | |
1265 | } | |
1266 | ||
1267 | static int method_dump_by_fd(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1268 | return dump_impl(message, userdata, error, reply_dump_by_fd); | |
1269 | } | |
1270 | ||
1271 | static int method_refuse_snapshot(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1272 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Support for snapshots has been removed."); | |
1273 | } | |
1274 | ||
1275 | static int verify_run_space(const char *message, sd_bus_error *error) { | |
1276 | struct statvfs svfs; | |
1277 | uint64_t available; | |
1278 | ||
1279 | if (statvfs("/run/systemd", &svfs) < 0) | |
1280 | return sd_bus_error_set_errnof(error, errno, "Failed to statvfs(/run/systemd): %m"); | |
1281 | ||
1282 | available = (uint64_t) svfs.f_bfree * (uint64_t) svfs.f_bsize; | |
1283 | ||
1284 | if (available < RELOAD_DISK_SPACE_MIN) { | |
1285 | char fb_available[FORMAT_BYTES_MAX], fb_need[FORMAT_BYTES_MAX]; | |
1286 | return sd_bus_error_setf(error, | |
1287 | BUS_ERROR_DISK_FULL, | |
1288 | "%s, not enough space available on /run/systemd. " | |
1289 | "Currently, %s are free, but a safety buffer of %s is enforced.", | |
1290 | message, | |
1291 | format_bytes(fb_available, sizeof(fb_available), available), | |
1292 | format_bytes(fb_need, sizeof(fb_need), RELOAD_DISK_SPACE_MIN)); | |
1293 | } | |
1294 | ||
1295 | return 0; | |
1296 | } | |
1297 | ||
1298 | int verify_run_space_and_log(const char *message) { | |
1299 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1300 | int r; | |
1301 | ||
1302 | r = verify_run_space(message, &error); | |
1303 | if (r < 0) | |
1304 | log_error_errno(r, "%s", bus_error_message(&error, r)); | |
1305 | ||
1306 | return r; | |
1307 | } | |
1308 | ||
1309 | static int method_reload(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1310 | Manager *m = userdata; | |
1311 | int r; | |
1312 | ||
1313 | assert(message); | |
1314 | assert(m); | |
1315 | ||
1316 | r = verify_run_space("Refusing to reload", error); | |
1317 | if (r < 0) | |
1318 | return r; | |
1319 | ||
1320 | r = mac_selinux_access_check(message, "reload", error); | |
1321 | if (r < 0) | |
1322 | return r; | |
1323 | ||
1324 | r = bus_verify_reload_daemon_async(m, message, error); | |
1325 | if (r < 0) | |
1326 | return r; | |
1327 | if (r == 0) | |
1328 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1329 | ||
1330 | /* Instead of sending the reply back right away, we just | |
1331 | * remember that we need to and then send it after the reload | |
1332 | * is finished. That way the caller knows when the reload | |
1333 | * finished. */ | |
1334 | ||
1335 | assert(!m->queued_message); | |
1336 | r = sd_bus_message_new_method_return(message, &m->queued_message); | |
1337 | if (r < 0) | |
1338 | return r; | |
1339 | ||
1340 | m->exit_code = MANAGER_RELOAD; | |
1341 | ||
1342 | return 1; | |
1343 | } | |
1344 | ||
1345 | static int method_reexecute(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1346 | Manager *m = userdata; | |
1347 | int r; | |
1348 | ||
1349 | assert(message); | |
1350 | assert(m); | |
1351 | ||
1352 | r = verify_run_space("Refusing to reexecute", error); | |
1353 | if (r < 0) | |
1354 | return r; | |
1355 | ||
1356 | r = mac_selinux_access_check(message, "reload", error); | |
1357 | if (r < 0) | |
1358 | return r; | |
1359 | ||
1360 | r = bus_verify_reload_daemon_async(m, message, error); | |
1361 | if (r < 0) | |
1362 | return r; | |
1363 | if (r == 0) | |
1364 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1365 | ||
1366 | /* We don't send a reply back here, the client should | |
1367 | * just wait for us disconnecting. */ | |
1368 | ||
1369 | m->exit_code = MANAGER_REEXECUTE; | |
1370 | return 1; | |
1371 | } | |
1372 | ||
1373 | static int method_exit(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1374 | Manager *m = userdata; | |
1375 | int r; | |
1376 | ||
1377 | assert(message); | |
1378 | assert(m); | |
1379 | ||
1380 | r = mac_selinux_access_check(message, "halt", error); | |
1381 | if (r < 0) | |
1382 | return r; | |
1383 | ||
1384 | /* Exit() (in contrast to SetExitCode()) is actually allowed even if | |
1385 | * we are running on the host. It will fall back on reboot() in | |
1386 | * systemd-shutdown if it cannot do the exit() because it isn't a | |
1387 | * container. */ | |
1388 | ||
1389 | m->exit_code = MANAGER_EXIT; | |
1390 | ||
1391 | return sd_bus_reply_method_return(message, NULL); | |
1392 | } | |
1393 | ||
1394 | static int method_reboot(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1395 | Manager *m = userdata; | |
1396 | int r; | |
1397 | ||
1398 | assert(message); | |
1399 | assert(m); | |
1400 | ||
1401 | r = mac_selinux_access_check(message, "reboot", error); | |
1402 | if (r < 0) | |
1403 | return r; | |
1404 | ||
1405 | if (!MANAGER_IS_SYSTEM(m)) | |
1406 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Reboot is only supported for system managers."); | |
1407 | ||
1408 | m->exit_code = MANAGER_REBOOT; | |
1409 | ||
1410 | return sd_bus_reply_method_return(message, NULL); | |
1411 | } | |
1412 | ||
1413 | static int method_poweroff(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1414 | Manager *m = userdata; | |
1415 | int r; | |
1416 | ||
1417 | assert(message); | |
1418 | assert(m); | |
1419 | ||
1420 | r = mac_selinux_access_check(message, "halt", error); | |
1421 | if (r < 0) | |
1422 | return r; | |
1423 | ||
1424 | if (!MANAGER_IS_SYSTEM(m)) | |
1425 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Powering off is only supported for system managers."); | |
1426 | ||
1427 | m->exit_code = MANAGER_POWEROFF; | |
1428 | ||
1429 | return sd_bus_reply_method_return(message, NULL); | |
1430 | } | |
1431 | ||
1432 | static int method_halt(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1433 | Manager *m = userdata; | |
1434 | int r; | |
1435 | ||
1436 | assert(message); | |
1437 | assert(m); | |
1438 | ||
1439 | r = mac_selinux_access_check(message, "halt", error); | |
1440 | if (r < 0) | |
1441 | return r; | |
1442 | ||
1443 | if (!MANAGER_IS_SYSTEM(m)) | |
1444 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Halt is only supported for system managers."); | |
1445 | ||
1446 | m->exit_code = MANAGER_HALT; | |
1447 | ||
1448 | return sd_bus_reply_method_return(message, NULL); | |
1449 | } | |
1450 | ||
1451 | static int method_kexec(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1452 | Manager *m = userdata; | |
1453 | int r; | |
1454 | ||
1455 | assert(message); | |
1456 | assert(m); | |
1457 | ||
1458 | r = mac_selinux_access_check(message, "reboot", error); | |
1459 | if (r < 0) | |
1460 | return r; | |
1461 | ||
1462 | if (!MANAGER_IS_SYSTEM(m)) | |
1463 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "KExec is only supported for system managers."); | |
1464 | ||
1465 | m->exit_code = MANAGER_KEXEC; | |
1466 | ||
1467 | return sd_bus_reply_method_return(message, NULL); | |
1468 | } | |
1469 | ||
1470 | static int method_switch_root(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1471 | char *ri = NULL, *rt = NULL; | |
1472 | const char *root, *init; | |
1473 | Manager *m = userdata; | |
1474 | struct statvfs svfs; | |
1475 | uint64_t available; | |
1476 | int r; | |
1477 | ||
1478 | assert(message); | |
1479 | assert(m); | |
1480 | ||
1481 | if (statvfs("/run/systemd", &svfs) < 0) | |
1482 | return sd_bus_error_set_errnof(error, errno, "Failed to statvfs(/run/systemd): %m"); | |
1483 | ||
1484 | available = (uint64_t) svfs.f_bfree * (uint64_t) svfs.f_bsize; | |
1485 | ||
1486 | if (available < RELOAD_DISK_SPACE_MIN) { | |
1487 | char fb_available[FORMAT_BYTES_MAX], fb_need[FORMAT_BYTES_MAX]; | |
1488 | log_warning("Dangerously low amount of free space on /run/systemd, root switching operation might not complete successfuly. " | |
1489 | "Currently, %s are free, but %s are suggested. Proceeding anyway.", | |
1490 | format_bytes(fb_available, sizeof(fb_available), available), | |
1491 | format_bytes(fb_need, sizeof(fb_need), RELOAD_DISK_SPACE_MIN)); | |
1492 | } | |
1493 | ||
1494 | r = mac_selinux_access_check(message, "reboot", error); | |
1495 | if (r < 0) | |
1496 | return r; | |
1497 | ||
1498 | if (!MANAGER_IS_SYSTEM(m)) | |
1499 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Root switching is only supported by system manager."); | |
1500 | ||
1501 | r = sd_bus_message_read(message, "ss", &root, &init); | |
1502 | if (r < 0) | |
1503 | return r; | |
1504 | ||
1505 | if (isempty(root)) | |
1506 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "New root directory may not be the empty string."); | |
1507 | if (!path_is_absolute(root)) | |
1508 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "New root path '%s' is not absolute.", root); | |
1509 | if (path_equal(root, "/")) | |
1510 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "New root directory cannot be the old root directory."); | |
1511 | ||
1512 | /* Safety check */ | |
1513 | if (isempty(init)) { | |
1514 | r = path_is_os_tree(root); | |
1515 | if (r < 0) | |
1516 | return sd_bus_error_set_errnof(error, r, "Failed to determine whether root path '%s' contains an OS tree: %m", root); | |
1517 | if (r == 0) | |
1518 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Specified switch root path '%s' does not seem to be an OS tree. os-release file is missing.", root); | |
1519 | } else { | |
1520 | _cleanup_free_ char *chased = NULL; | |
1521 | ||
1522 | if (!path_is_absolute(init)) | |
1523 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path to init binary '%s' not absolute.", init); | |
1524 | ||
1525 | r = chase_symlinks(init, root, CHASE_PREFIX_ROOT|CHASE_TRAIL_SLASH, &chased); | |
1526 | if (r < 0) | |
1527 | return sd_bus_error_set_errnof(error, r, "Could not resolve init executable %s: %m", init); | |
1528 | ||
1529 | if (laccess(chased, X_OK) < 0) { | |
1530 | if (errno == EACCES) | |
1531 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Init binary %s is not executable.", init); | |
1532 | ||
1533 | return sd_bus_error_set_errnof(error, r, "Could not check whether init binary %s is executable: %m", init); | |
1534 | } | |
1535 | } | |
1536 | ||
1537 | rt = strdup(root); | |
1538 | if (!rt) | |
1539 | return -ENOMEM; | |
1540 | ||
1541 | if (!isempty(init)) { | |
1542 | ri = strdup(init); | |
1543 | if (!ri) { | |
1544 | free(rt); | |
1545 | return -ENOMEM; | |
1546 | } | |
1547 | } | |
1548 | ||
1549 | free(m->switch_root); | |
1550 | m->switch_root = rt; | |
1551 | ||
1552 | free(m->switch_root_init); | |
1553 | m->switch_root_init = ri; | |
1554 | ||
1555 | m->exit_code = MANAGER_SWITCH_ROOT; | |
1556 | ||
1557 | return sd_bus_reply_method_return(message, NULL); | |
1558 | } | |
1559 | ||
1560 | static int method_set_environment(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1561 | _cleanup_strv_free_ char **plus = NULL; | |
1562 | Manager *m = userdata; | |
1563 | int r; | |
1564 | ||
1565 | assert(message); | |
1566 | assert(m); | |
1567 | ||
1568 | r = mac_selinux_access_check(message, "reload", error); | |
1569 | if (r < 0) | |
1570 | return r; | |
1571 | ||
1572 | r = sd_bus_message_read_strv(message, &plus); | |
1573 | if (r < 0) | |
1574 | return r; | |
1575 | if (!strv_env_is_valid(plus)) | |
1576 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment assignments"); | |
1577 | ||
1578 | r = bus_verify_set_environment_async(m, message, error); | |
1579 | if (r < 0) | |
1580 | return r; | |
1581 | if (r == 0) | |
1582 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1583 | ||
1584 | r = manager_environment_add(m, NULL, plus); | |
1585 | if (r < 0) | |
1586 | return r; | |
1587 | ||
1588 | return sd_bus_reply_method_return(message, NULL); | |
1589 | } | |
1590 | ||
1591 | static int method_unset_environment(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1592 | _cleanup_strv_free_ char **minus = NULL; | |
1593 | Manager *m = userdata; | |
1594 | int r; | |
1595 | ||
1596 | assert(message); | |
1597 | assert(m); | |
1598 | ||
1599 | r = mac_selinux_access_check(message, "reload", error); | |
1600 | if (r < 0) | |
1601 | return r; | |
1602 | ||
1603 | r = sd_bus_message_read_strv(message, &minus); | |
1604 | if (r < 0) | |
1605 | return r; | |
1606 | ||
1607 | if (!strv_env_name_or_assignment_is_valid(minus)) | |
1608 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment variable names or assignments"); | |
1609 | ||
1610 | r = bus_verify_set_environment_async(m, message, error); | |
1611 | if (r < 0) | |
1612 | return r; | |
1613 | if (r == 0) | |
1614 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1615 | ||
1616 | r = manager_environment_add(m, minus, NULL); | |
1617 | if (r < 0) | |
1618 | return r; | |
1619 | ||
1620 | return sd_bus_reply_method_return(message, NULL); | |
1621 | } | |
1622 | ||
1623 | static int method_unset_and_set_environment(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1624 | _cleanup_strv_free_ char **minus = NULL, **plus = NULL; | |
1625 | Manager *m = userdata; | |
1626 | int r; | |
1627 | ||
1628 | assert(message); | |
1629 | assert(m); | |
1630 | ||
1631 | r = mac_selinux_access_check(message, "reload", error); | |
1632 | if (r < 0) | |
1633 | return r; | |
1634 | ||
1635 | r = sd_bus_message_read_strv(message, &minus); | |
1636 | if (r < 0) | |
1637 | return r; | |
1638 | ||
1639 | r = sd_bus_message_read_strv(message, &plus); | |
1640 | if (r < 0) | |
1641 | return r; | |
1642 | ||
1643 | if (!strv_env_name_or_assignment_is_valid(minus)) | |
1644 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment variable names or assignments"); | |
1645 | if (!strv_env_is_valid(plus)) | |
1646 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment assignments"); | |
1647 | ||
1648 | r = bus_verify_set_environment_async(m, message, error); | |
1649 | if (r < 0) | |
1650 | return r; | |
1651 | if (r == 0) | |
1652 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1653 | ||
1654 | r = manager_environment_add(m, minus, plus); | |
1655 | if (r < 0) | |
1656 | return r; | |
1657 | ||
1658 | return sd_bus_reply_method_return(message, NULL); | |
1659 | } | |
1660 | ||
1661 | static int method_set_exit_code(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1662 | Manager *m = userdata; | |
1663 | uint8_t code; | |
1664 | int r; | |
1665 | ||
1666 | assert(message); | |
1667 | assert(m); | |
1668 | ||
1669 | r = mac_selinux_access_check(message, "exit", error); | |
1670 | if (r < 0) | |
1671 | return r; | |
1672 | ||
1673 | r = sd_bus_message_read_basic(message, 'y', &code); | |
1674 | if (r < 0) | |
1675 | return r; | |
1676 | ||
1677 | if (MANAGER_IS_SYSTEM(m) && detect_container() <= 0) | |
1678 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "ExitCode can only be set for user service managers or in containers."); | |
1679 | ||
1680 | m->return_value = code; | |
1681 | ||
1682 | return sd_bus_reply_method_return(message, NULL); | |
1683 | } | |
1684 | ||
1685 | static int method_lookup_dynamic_user_by_name(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1686 | Manager *m = userdata; | |
1687 | const char *name; | |
1688 | uid_t uid; | |
1689 | int r; | |
1690 | ||
1691 | assert(message); | |
1692 | assert(m); | |
1693 | ||
1694 | r = sd_bus_message_read_basic(message, 's', &name); | |
1695 | if (r < 0) | |
1696 | return r; | |
1697 | ||
1698 | if (!MANAGER_IS_SYSTEM(m)) | |
1699 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Dynamic users are only supported in the system instance."); | |
1700 | if (!valid_user_group_name(name)) | |
1701 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "User name invalid: %s", name); | |
1702 | ||
1703 | r = dynamic_user_lookup_name(m, name, &uid); | |
1704 | if (r == -ESRCH) | |
1705 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_DYNAMIC_USER, "Dynamic user %s does not exist.", name); | |
1706 | if (r < 0) | |
1707 | return r; | |
1708 | ||
1709 | return sd_bus_reply_method_return(message, "u", (uint32_t) uid); | |
1710 | } | |
1711 | ||
1712 | static int method_lookup_dynamic_user_by_uid(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1713 | _cleanup_free_ char *name = NULL; | |
1714 | Manager *m = userdata; | |
1715 | uid_t uid; | |
1716 | int r; | |
1717 | ||
1718 | assert(message); | |
1719 | assert(m); | |
1720 | ||
1721 | assert_cc(sizeof(uid) == sizeof(uint32_t)); | |
1722 | r = sd_bus_message_read_basic(message, 'u', &uid); | |
1723 | if (r < 0) | |
1724 | return r; | |
1725 | ||
1726 | if (!MANAGER_IS_SYSTEM(m)) | |
1727 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Dynamic users are only supported in the system instance."); | |
1728 | if (!uid_is_valid(uid)) | |
1729 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "User ID invalid: " UID_FMT, uid); | |
1730 | ||
1731 | r = dynamic_user_lookup_uid(m, uid, &name); | |
1732 | if (r == -ESRCH) | |
1733 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_DYNAMIC_USER, "Dynamic user ID " UID_FMT " does not exist.", uid); | |
1734 | if (r < 0) | |
1735 | return r; | |
1736 | ||
1737 | return sd_bus_reply_method_return(message, "s", name); | |
1738 | } | |
1739 | ||
1740 | static int method_get_dynamic_users(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1741 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1742 | Manager *m = userdata; | |
1743 | DynamicUser *d; | |
1744 | Iterator i; | |
1745 | int r; | |
1746 | ||
1747 | assert(message); | |
1748 | assert(m); | |
1749 | ||
1750 | assert_cc(sizeof(uid_t) == sizeof(uint32_t)); | |
1751 | ||
1752 | if (!MANAGER_IS_SYSTEM(m)) | |
1753 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Dynamic users are only supported in the system instance."); | |
1754 | ||
1755 | r = sd_bus_message_new_method_return(message, &reply); | |
1756 | if (r < 0) | |
1757 | return r; | |
1758 | ||
1759 | r = sd_bus_message_open_container(reply, 'a', "(us)"); | |
1760 | if (r < 0) | |
1761 | return r; | |
1762 | ||
1763 | HASHMAP_FOREACH(d, m->dynamic_users, i) { | |
1764 | uid_t uid; | |
1765 | ||
1766 | r = dynamic_user_current(d, &uid); | |
1767 | if (r == -EAGAIN) /* not realized yet? */ | |
1768 | continue; | |
1769 | if (r < 0) | |
1770 | return sd_bus_error_setf(error, SD_BUS_ERROR_FAILED, "Failed to lookup a dynamic user."); | |
1771 | ||
1772 | r = sd_bus_message_append(reply, "(us)", uid, d->name); | |
1773 | if (r < 0) | |
1774 | return r; | |
1775 | } | |
1776 | ||
1777 | r = sd_bus_message_close_container(reply); | |
1778 | if (r < 0) | |
1779 | return r; | |
1780 | ||
1781 | return sd_bus_send(NULL, reply, NULL); | |
1782 | } | |
1783 | ||
1784 | static int list_unit_files_by_patterns(sd_bus_message *message, void *userdata, sd_bus_error *error, char **states, char **patterns) { | |
1785 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1786 | Manager *m = userdata; | |
1787 | UnitFileList *item; | |
1788 | Hashmap *h; | |
1789 | Iterator i; | |
1790 | int r; | |
1791 | ||
1792 | assert(message); | |
1793 | assert(m); | |
1794 | ||
1795 | /* Anyone can call this method */ | |
1796 | ||
1797 | r = mac_selinux_access_check(message, "status", error); | |
1798 | if (r < 0) | |
1799 | return r; | |
1800 | ||
1801 | r = sd_bus_message_new_method_return(message, &reply); | |
1802 | if (r < 0) | |
1803 | return r; | |
1804 | ||
1805 | h = hashmap_new(&string_hash_ops); | |
1806 | if (!h) | |
1807 | return -ENOMEM; | |
1808 | ||
1809 | r = unit_file_get_list(m->unit_file_scope, NULL, h, states, patterns); | |
1810 | if (r < 0) | |
1811 | goto fail; | |
1812 | ||
1813 | r = sd_bus_message_open_container(reply, 'a', "(ss)"); | |
1814 | if (r < 0) | |
1815 | goto fail; | |
1816 | ||
1817 | HASHMAP_FOREACH(item, h, i) { | |
1818 | ||
1819 | r = sd_bus_message_append(reply, "(ss)", item->path, unit_file_state_to_string(item->state)); | |
1820 | if (r < 0) | |
1821 | goto fail; | |
1822 | } | |
1823 | ||
1824 | unit_file_list_free(h); | |
1825 | ||
1826 | r = sd_bus_message_close_container(reply); | |
1827 | if (r < 0) | |
1828 | return r; | |
1829 | ||
1830 | return sd_bus_send(NULL, reply, NULL); | |
1831 | ||
1832 | fail: | |
1833 | unit_file_list_free(h); | |
1834 | return r; | |
1835 | } | |
1836 | ||
1837 | static int method_list_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1838 | return list_unit_files_by_patterns(message, userdata, error, NULL, NULL); | |
1839 | } | |
1840 | ||
1841 | static int method_list_unit_files_by_patterns(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1842 | _cleanup_strv_free_ char **states = NULL; | |
1843 | _cleanup_strv_free_ char **patterns = NULL; | |
1844 | int r; | |
1845 | ||
1846 | r = sd_bus_message_read_strv(message, &states); | |
1847 | if (r < 0) | |
1848 | return r; | |
1849 | ||
1850 | r = sd_bus_message_read_strv(message, &patterns); | |
1851 | if (r < 0) | |
1852 | return r; | |
1853 | ||
1854 | return list_unit_files_by_patterns(message, userdata, error, states, patterns); | |
1855 | } | |
1856 | ||
1857 | static int method_get_unit_file_state(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1858 | Manager *m = userdata; | |
1859 | const char *name; | |
1860 | UnitFileState state; | |
1861 | int r; | |
1862 | ||
1863 | assert(message); | |
1864 | assert(m); | |
1865 | ||
1866 | /* Anyone can call this method */ | |
1867 | ||
1868 | r = mac_selinux_access_check(message, "status", error); | |
1869 | if (r < 0) | |
1870 | return r; | |
1871 | ||
1872 | r = sd_bus_message_read(message, "s", &name); | |
1873 | if (r < 0) | |
1874 | return r; | |
1875 | ||
1876 | r = unit_file_get_state(m->unit_file_scope, NULL, name, &state); | |
1877 | if (r < 0) | |
1878 | return r; | |
1879 | ||
1880 | return sd_bus_reply_method_return(message, "s", unit_file_state_to_string(state)); | |
1881 | } | |
1882 | ||
1883 | static int method_get_default_target(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1884 | _cleanup_free_ char *default_target = NULL; | |
1885 | Manager *m = userdata; | |
1886 | int r; | |
1887 | ||
1888 | assert(message); | |
1889 | assert(m); | |
1890 | ||
1891 | /* Anyone can call this method */ | |
1892 | ||
1893 | r = mac_selinux_access_check(message, "status", error); | |
1894 | if (r < 0) | |
1895 | return r; | |
1896 | ||
1897 | r = unit_file_get_default(m->unit_file_scope, NULL, &default_target); | |
1898 | if (r < 0) | |
1899 | return r; | |
1900 | ||
1901 | return sd_bus_reply_method_return(message, "s", default_target); | |
1902 | } | |
1903 | ||
1904 | static int send_unit_files_changed(sd_bus *bus, void *userdata) { | |
1905 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; | |
1906 | int r; | |
1907 | ||
1908 | assert(bus); | |
1909 | ||
1910 | r = sd_bus_message_new_signal(bus, &message, "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "UnitFilesChanged"); | |
1911 | if (r < 0) | |
1912 | return r; | |
1913 | ||
1914 | return sd_bus_send(bus, message, NULL); | |
1915 | } | |
1916 | ||
1917 | /* Create an error reply, using the error information from changes[] | |
1918 | * if possible, and fall back to generating an error from error code c. | |
1919 | * The error message only describes the first error. | |
1920 | * | |
1921 | * Coordinate with unit_file_dump_changes() in install.c. | |
1922 | */ | |
1923 | static int install_error( | |
1924 | sd_bus_error *error, | |
1925 | int c, | |
1926 | UnitFileChange *changes, | |
1927 | size_t n_changes) { | |
1928 | ||
1929 | size_t i; | |
1930 | int r; | |
1931 | ||
1932 | for (i = 0; i < n_changes; i++) | |
1933 | ||
1934 | switch(changes[i].type) { | |
1935 | ||
1936 | case 0 ... INT_MAX: | |
1937 | continue; | |
1938 | ||
1939 | case -EEXIST: | |
1940 | if (changes[i].source) | |
1941 | r = sd_bus_error_setf(error, BUS_ERROR_UNIT_EXISTS, | |
1942 | "File %s already exists and is a symlink to %s.", | |
1943 | changes[i].path, changes[i].source); | |
1944 | else | |
1945 | r = sd_bus_error_setf(error, BUS_ERROR_UNIT_EXISTS, | |
1946 | "File %s already exists.", | |
1947 | changes[i].path); | |
1948 | goto found; | |
1949 | ||
1950 | case -ERFKILL: | |
1951 | r = sd_bus_error_setf(error, BUS_ERROR_UNIT_MASKED, | |
1952 | "Unit file %s is masked.", changes[i].path); | |
1953 | goto found; | |
1954 | ||
1955 | case -EADDRNOTAVAIL: | |
1956 | r = sd_bus_error_setf(error, BUS_ERROR_UNIT_GENERATED, | |
1957 | "Unit %s is transient or generated.", changes[i].path); | |
1958 | goto found; | |
1959 | ||
1960 | case -ELOOP: | |
1961 | r = sd_bus_error_setf(error, BUS_ERROR_UNIT_LINKED, | |
1962 | "Refusing to operate on linked unit file %s", changes[i].path); | |
1963 | goto found; | |
1964 | ||
1965 | case -ENOENT: | |
1966 | r = sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_UNIT, "Unit file %s does not exist.", changes[i].path); | |
1967 | goto found; | |
1968 | ||
1969 | default: | |
1970 | r = sd_bus_error_set_errnof(error, changes[i].type, "File %s: %m", changes[i].path); | |
1971 | goto found; | |
1972 | } | |
1973 | ||
1974 | r = c < 0 ? c : -EINVAL; | |
1975 | ||
1976 | found: | |
1977 | unit_file_changes_free(changes, n_changes); | |
1978 | return r; | |
1979 | } | |
1980 | ||
1981 | static int reply_unit_file_changes_and_free( | |
1982 | Manager *m, | |
1983 | sd_bus_message *message, | |
1984 | int carries_install_info, | |
1985 | UnitFileChange *changes, | |
1986 | size_t n_changes, | |
1987 | sd_bus_error *error) { | |
1988 | ||
1989 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1990 | bool bad = false, good = false; | |
1991 | size_t i; | |
1992 | int r; | |
1993 | ||
1994 | if (unit_file_changes_have_modification(changes, n_changes)) { | |
1995 | r = bus_foreach_bus(m, NULL, send_unit_files_changed, NULL); | |
1996 | if (r < 0) | |
1997 | log_debug_errno(r, "Failed to send UnitFilesChanged signal: %m"); | |
1998 | } | |
1999 | ||
2000 | r = sd_bus_message_new_method_return(message, &reply); | |
2001 | if (r < 0) | |
2002 | goto fail; | |
2003 | ||
2004 | if (carries_install_info >= 0) { | |
2005 | r = sd_bus_message_append(reply, "b", carries_install_info); | |
2006 | if (r < 0) | |
2007 | goto fail; | |
2008 | } | |
2009 | ||
2010 | r = sd_bus_message_open_container(reply, 'a', "(sss)"); | |
2011 | if (r < 0) | |
2012 | goto fail; | |
2013 | ||
2014 | for (i = 0; i < n_changes; i++) { | |
2015 | ||
2016 | if (changes[i].type < 0) { | |
2017 | bad = true; | |
2018 | continue; | |
2019 | } | |
2020 | ||
2021 | r = sd_bus_message_append( | |
2022 | reply, "(sss)", | |
2023 | unit_file_change_type_to_string(changes[i].type), | |
2024 | changes[i].path, | |
2025 | changes[i].source); | |
2026 | if (r < 0) | |
2027 | goto fail; | |
2028 | ||
2029 | good = true; | |
2030 | } | |
2031 | ||
2032 | /* If there was a failed change, and no successful change, then return the first failure as proper method call | |
2033 | * error. */ | |
2034 | if (bad && !good) | |
2035 | return install_error(error, 0, changes, n_changes); | |
2036 | ||
2037 | r = sd_bus_message_close_container(reply); | |
2038 | if (r < 0) | |
2039 | goto fail; | |
2040 | ||
2041 | unit_file_changes_free(changes, n_changes); | |
2042 | return sd_bus_send(NULL, reply, NULL); | |
2043 | ||
2044 | fail: | |
2045 | unit_file_changes_free(changes, n_changes); | |
2046 | return r; | |
2047 | } | |
2048 | ||
2049 | static int method_enable_unit_files_generic( | |
2050 | sd_bus_message *message, | |
2051 | Manager *m, | |
2052 | int (*call)(UnitFileScope scope, UnitFileFlags flags, const char *root_dir, char *files[], UnitFileChange **changes, size_t *n_changes), | |
2053 | bool carries_install_info, | |
2054 | sd_bus_error *error) { | |
2055 | ||
2056 | _cleanup_strv_free_ char **l = NULL; | |
2057 | UnitFileChange *changes = NULL; | |
2058 | size_t n_changes = 0; | |
2059 | UnitFileFlags flags; | |
2060 | int runtime, force, r; | |
2061 | ||
2062 | assert(message); | |
2063 | assert(m); | |
2064 | ||
2065 | r = sd_bus_message_read_strv(message, &l); | |
2066 | if (r < 0) | |
2067 | return r; | |
2068 | ||
2069 | r = sd_bus_message_read(message, "bb", &runtime, &force); | |
2070 | if (r < 0) | |
2071 | return r; | |
2072 | ||
2073 | flags = unit_file_bools_to_flags(runtime, force); | |
2074 | ||
2075 | r = bus_verify_manage_unit_files_async(m, message, error); | |
2076 | if (r < 0) | |
2077 | return r; | |
2078 | if (r == 0) | |
2079 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2080 | ||
2081 | r = call(m->unit_file_scope, flags, NULL, l, &changes, &n_changes); | |
2082 | if (r < 0) | |
2083 | return install_error(error, r, changes, n_changes); | |
2084 | ||
2085 | return reply_unit_file_changes_and_free(m, message, carries_install_info ? r : -1, changes, n_changes, error); | |
2086 | } | |
2087 | ||
2088 | static int method_enable_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2089 | return method_enable_unit_files_generic(message, userdata, unit_file_enable, true, error); | |
2090 | } | |
2091 | ||
2092 | static int method_reenable_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2093 | return method_enable_unit_files_generic(message, userdata, unit_file_reenable, true, error); | |
2094 | } | |
2095 | ||
2096 | static int method_link_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2097 | return method_enable_unit_files_generic(message, userdata, unit_file_link, false, error); | |
2098 | } | |
2099 | ||
2100 | static int unit_file_preset_without_mode(UnitFileScope scope, UnitFileFlags flags, const char *root_dir, char **files, UnitFileChange **changes, size_t *n_changes) { | |
2101 | return unit_file_preset(scope, flags, root_dir, files, UNIT_FILE_PRESET_FULL, changes, n_changes); | |
2102 | } | |
2103 | ||
2104 | static int method_preset_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2105 | return method_enable_unit_files_generic(message, userdata, unit_file_preset_without_mode, true, error); | |
2106 | } | |
2107 | ||
2108 | static int method_mask_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2109 | return method_enable_unit_files_generic(message, userdata, unit_file_mask, false, error); | |
2110 | } | |
2111 | ||
2112 | static int method_preset_unit_files_with_mode(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2113 | ||
2114 | _cleanup_strv_free_ char **l = NULL; | |
2115 | UnitFileChange *changes = NULL; | |
2116 | size_t n_changes = 0; | |
2117 | Manager *m = userdata; | |
2118 | UnitFilePresetMode mm; | |
2119 | int runtime, force, r; | |
2120 | UnitFileFlags flags; | |
2121 | const char *mode; | |
2122 | ||
2123 | assert(message); | |
2124 | assert(m); | |
2125 | ||
2126 | r = sd_bus_message_read_strv(message, &l); | |
2127 | if (r < 0) | |
2128 | return r; | |
2129 | ||
2130 | r = sd_bus_message_read(message, "sbb", &mode, &runtime, &force); | |
2131 | if (r < 0) | |
2132 | return r; | |
2133 | ||
2134 | flags = unit_file_bools_to_flags(runtime, force); | |
2135 | ||
2136 | if (isempty(mode)) | |
2137 | mm = UNIT_FILE_PRESET_FULL; | |
2138 | else { | |
2139 | mm = unit_file_preset_mode_from_string(mode); | |
2140 | if (mm < 0) | |
2141 | return -EINVAL; | |
2142 | } | |
2143 | ||
2144 | r = bus_verify_manage_unit_files_async(m, message, error); | |
2145 | if (r < 0) | |
2146 | return r; | |
2147 | if (r == 0) | |
2148 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2149 | ||
2150 | r = unit_file_preset(m->unit_file_scope, flags, NULL, l, mm, &changes, &n_changes); | |
2151 | if (r < 0) | |
2152 | return install_error(error, r, changes, n_changes); | |
2153 | ||
2154 | return reply_unit_file_changes_and_free(m, message, r, changes, n_changes, error); | |
2155 | } | |
2156 | ||
2157 | static int method_disable_unit_files_generic( | |
2158 | sd_bus_message *message, | |
2159 | Manager *m, | |
2160 | int (*call)(UnitFileScope scope, UnitFileFlags flags, const char *root_dir, char *files[], UnitFileChange **changes, size_t *n_changes), | |
2161 | sd_bus_error *error) { | |
2162 | ||
2163 | _cleanup_strv_free_ char **l = NULL; | |
2164 | UnitFileChange *changes = NULL; | |
2165 | size_t n_changes = 0; | |
2166 | int r, runtime; | |
2167 | ||
2168 | assert(message); | |
2169 | assert(m); | |
2170 | ||
2171 | r = sd_bus_message_read_strv(message, &l); | |
2172 | if (r < 0) | |
2173 | return r; | |
2174 | ||
2175 | r = sd_bus_message_read(message, "b", &runtime); | |
2176 | if (r < 0) | |
2177 | return r; | |
2178 | ||
2179 | r = bus_verify_manage_unit_files_async(m, message, error); | |
2180 | if (r < 0) | |
2181 | return r; | |
2182 | if (r == 0) | |
2183 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2184 | ||
2185 | r = call(m->unit_file_scope, runtime ? UNIT_FILE_RUNTIME : 0, NULL, l, &changes, &n_changes); | |
2186 | if (r < 0) | |
2187 | return install_error(error, r, changes, n_changes); | |
2188 | ||
2189 | return reply_unit_file_changes_and_free(m, message, -1, changes, n_changes, error); | |
2190 | } | |
2191 | ||
2192 | static int method_disable_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2193 | return method_disable_unit_files_generic(message, userdata, unit_file_disable, error); | |
2194 | } | |
2195 | ||
2196 | static int method_unmask_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2197 | return method_disable_unit_files_generic(message, userdata, unit_file_unmask, error); | |
2198 | } | |
2199 | ||
2200 | static int method_revert_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2201 | _cleanup_strv_free_ char **l = NULL; | |
2202 | UnitFileChange *changes = NULL; | |
2203 | size_t n_changes = 0; | |
2204 | Manager *m = userdata; | |
2205 | int r; | |
2206 | ||
2207 | assert(message); | |
2208 | assert(m); | |
2209 | ||
2210 | r = sd_bus_message_read_strv(message, &l); | |
2211 | if (r < 0) | |
2212 | return r; | |
2213 | ||
2214 | r = bus_verify_manage_unit_files_async(m, message, error); | |
2215 | if (r < 0) | |
2216 | return r; | |
2217 | if (r == 0) | |
2218 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2219 | ||
2220 | r = unit_file_revert(m->unit_file_scope, NULL, l, &changes, &n_changes); | |
2221 | if (r < 0) | |
2222 | return install_error(error, r, changes, n_changes); | |
2223 | ||
2224 | return reply_unit_file_changes_and_free(m, message, -1, changes, n_changes, error); | |
2225 | } | |
2226 | ||
2227 | static int method_set_default_target(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2228 | UnitFileChange *changes = NULL; | |
2229 | size_t n_changes = 0; | |
2230 | Manager *m = userdata; | |
2231 | const char *name; | |
2232 | int force, r; | |
2233 | ||
2234 | assert(message); | |
2235 | assert(m); | |
2236 | ||
2237 | r = mac_selinux_access_check(message, "enable", error); | |
2238 | if (r < 0) | |
2239 | return r; | |
2240 | ||
2241 | r = sd_bus_message_read(message, "sb", &name, &force); | |
2242 | if (r < 0) | |
2243 | return r; | |
2244 | ||
2245 | r = bus_verify_manage_unit_files_async(m, message, error); | |
2246 | if (r < 0) | |
2247 | return r; | |
2248 | if (r == 0) | |
2249 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2250 | ||
2251 | r = unit_file_set_default(m->unit_file_scope, force ? UNIT_FILE_FORCE : 0, NULL, name, &changes, &n_changes); | |
2252 | if (r < 0) | |
2253 | return install_error(error, r, changes, n_changes); | |
2254 | ||
2255 | return reply_unit_file_changes_and_free(m, message, -1, changes, n_changes, error); | |
2256 | } | |
2257 | ||
2258 | static int method_preset_all_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2259 | UnitFileChange *changes = NULL; | |
2260 | size_t n_changes = 0; | |
2261 | Manager *m = userdata; | |
2262 | UnitFilePresetMode mm; | |
2263 | const char *mode; | |
2264 | UnitFileFlags flags; | |
2265 | int force, runtime, r; | |
2266 | ||
2267 | assert(message); | |
2268 | assert(m); | |
2269 | ||
2270 | r = mac_selinux_access_check(message, "enable", error); | |
2271 | if (r < 0) | |
2272 | return r; | |
2273 | ||
2274 | r = sd_bus_message_read(message, "sbb", &mode, &runtime, &force); | |
2275 | if (r < 0) | |
2276 | return r; | |
2277 | ||
2278 | flags = unit_file_bools_to_flags(runtime, force); | |
2279 | ||
2280 | if (isempty(mode)) | |
2281 | mm = UNIT_FILE_PRESET_FULL; | |
2282 | else { | |
2283 | mm = unit_file_preset_mode_from_string(mode); | |
2284 | if (mm < 0) | |
2285 | return -EINVAL; | |
2286 | } | |
2287 | ||
2288 | r = bus_verify_manage_unit_files_async(m, message, error); | |
2289 | if (r < 0) | |
2290 | return r; | |
2291 | if (r == 0) | |
2292 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2293 | ||
2294 | r = unit_file_preset_all(m->unit_file_scope, flags, NULL, mm, &changes, &n_changes); | |
2295 | if (r < 0) | |
2296 | return install_error(error, r, changes, n_changes); | |
2297 | ||
2298 | return reply_unit_file_changes_and_free(m, message, -1, changes, n_changes, error); | |
2299 | } | |
2300 | ||
2301 | static int method_add_dependency_unit_files(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2302 | _cleanup_strv_free_ char **l = NULL; | |
2303 | Manager *m = userdata; | |
2304 | UnitFileChange *changes = NULL; | |
2305 | size_t n_changes = 0; | |
2306 | int runtime, force, r; | |
2307 | char *target, *type; | |
2308 | UnitDependency dep; | |
2309 | UnitFileFlags flags; | |
2310 | ||
2311 | assert(message); | |
2312 | assert(m); | |
2313 | ||
2314 | r = bus_verify_manage_unit_files_async(m, message, error); | |
2315 | if (r < 0) | |
2316 | return r; | |
2317 | if (r == 0) | |
2318 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2319 | ||
2320 | r = sd_bus_message_read_strv(message, &l); | |
2321 | if (r < 0) | |
2322 | return r; | |
2323 | ||
2324 | r = sd_bus_message_read(message, "ssbb", &target, &type, &runtime, &force); | |
2325 | if (r < 0) | |
2326 | return r; | |
2327 | ||
2328 | flags = unit_file_bools_to_flags(runtime, force); | |
2329 | ||
2330 | dep = unit_dependency_from_string(type); | |
2331 | if (dep < 0) | |
2332 | return -EINVAL; | |
2333 | ||
2334 | r = unit_file_add_dependency(m->unit_file_scope, flags, NULL, l, target, dep, &changes, &n_changes); | |
2335 | if (r < 0) | |
2336 | return install_error(error, r, changes, n_changes); | |
2337 | ||
2338 | return reply_unit_file_changes_and_free(m, message, -1, changes, n_changes, error); | |
2339 | } | |
2340 | ||
2341 | static int method_get_unit_file_links(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2342 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
2343 | UnitFileChange *changes = NULL; | |
2344 | size_t n_changes = 0, i; | |
2345 | UnitFileFlags flags; | |
2346 | const char *name; | |
2347 | char **p; | |
2348 | int runtime, r; | |
2349 | ||
2350 | r = sd_bus_message_read(message, "sb", &name, &runtime); | |
2351 | if (r < 0) | |
2352 | return r; | |
2353 | ||
2354 | r = sd_bus_message_new_method_return(message, &reply); | |
2355 | if (r < 0) | |
2356 | return r; | |
2357 | ||
2358 | r = sd_bus_message_open_container(reply, SD_BUS_TYPE_ARRAY, "s"); | |
2359 | if (r < 0) | |
2360 | return r; | |
2361 | ||
2362 | p = STRV_MAKE(name); | |
2363 | flags = UNIT_FILE_DRY_RUN | | |
2364 | (runtime ? UNIT_FILE_RUNTIME : 0); | |
2365 | ||
2366 | r = unit_file_disable(UNIT_FILE_SYSTEM, flags, NULL, p, &changes, &n_changes); | |
2367 | if (r < 0) | |
2368 | return log_error_errno(r, "Failed to get file links for %s: %m", name); | |
2369 | ||
2370 | for (i = 0; i < n_changes; i++) | |
2371 | if (changes[i].type == UNIT_FILE_UNLINK) { | |
2372 | r = sd_bus_message_append(reply, "s", changes[i].path); | |
2373 | if (r < 0) | |
2374 | return r; | |
2375 | } | |
2376 | ||
2377 | r = sd_bus_message_close_container(reply); | |
2378 | if (r < 0) | |
2379 | return r; | |
2380 | ||
2381 | return sd_bus_send(NULL, reply, NULL); | |
2382 | } | |
2383 | ||
2384 | static int method_get_job_waiting(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
2385 | Manager *m = userdata; | |
2386 | uint32_t id; | |
2387 | Job *j; | |
2388 | int r; | |
2389 | ||
2390 | assert(message); | |
2391 | assert(m); | |
2392 | ||
2393 | r = sd_bus_message_read(message, "u", &id); | |
2394 | if (r < 0) | |
2395 | return r; | |
2396 | ||
2397 | j = manager_get_job(m, id); | |
2398 | if (!j) | |
2399 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_JOB, "Job %u does not exist.", (unsigned) id); | |
2400 | ||
2401 | return bus_job_method_get_waiting_jobs(message, j, error); | |
2402 | } | |
2403 | ||
2404 | const sd_bus_vtable bus_manager_vtable[] = { | |
2405 | SD_BUS_VTABLE_START(0), | |
2406 | ||
2407 | SD_BUS_PROPERTY("Version", "s", property_get_version, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
2408 | SD_BUS_PROPERTY("Features", "s", property_get_features, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
2409 | SD_BUS_PROPERTY("Virtualization", "s", property_get_virtualization, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
2410 | SD_BUS_PROPERTY("Architecture", "s", property_get_architecture, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
2411 | SD_BUS_PROPERTY("Tainted", "s", property_get_tainted, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
2412 | BUS_PROPERTY_DUAL_TIMESTAMP("FirmwareTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_FIRMWARE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2413 | BUS_PROPERTY_DUAL_TIMESTAMP("LoaderTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_LOADER]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2414 | BUS_PROPERTY_DUAL_TIMESTAMP("KernelTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_KERNEL]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2415 | BUS_PROPERTY_DUAL_TIMESTAMP("InitRDTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_INITRD]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2416 | BUS_PROPERTY_DUAL_TIMESTAMP("UserspaceTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_USERSPACE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2417 | BUS_PROPERTY_DUAL_TIMESTAMP("FinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2418 | BUS_PROPERTY_DUAL_TIMESTAMP("SecurityStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_SECURITY_START]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2419 | BUS_PROPERTY_DUAL_TIMESTAMP("SecurityFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_SECURITY_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2420 | BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_GENERATORS_START]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2421 | BUS_PROPERTY_DUAL_TIMESTAMP("GeneratorsFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_GENERATORS_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2422 | BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadStartTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_UNITS_LOAD_START]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2423 | BUS_PROPERTY_DUAL_TIMESTAMP("UnitsLoadFinishTimestamp", offsetof(Manager, timestamps[MANAGER_TIMESTAMP_UNITS_LOAD_FINISH]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2424 | SD_BUS_WRITABLE_PROPERTY("LogLevel", "s", property_get_log_level, property_set_log_level, 0, 0), | |
2425 | SD_BUS_WRITABLE_PROPERTY("LogTarget", "s", property_get_log_target, property_set_log_target, 0, 0), | |
2426 | SD_BUS_PROPERTY("NNames", "u", property_get_hashmap_size, offsetof(Manager, units), 0), | |
2427 | SD_BUS_PROPERTY("NFailedUnits", "u", property_get_set_size, offsetof(Manager, failed_units), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
2428 | SD_BUS_PROPERTY("NJobs", "u", property_get_hashmap_size, offsetof(Manager, jobs), 0), | |
2429 | SD_BUS_PROPERTY("NInstalledJobs", "u", bus_property_get_unsigned, offsetof(Manager, n_installed_jobs), 0), | |
2430 | SD_BUS_PROPERTY("NFailedJobs", "u", bus_property_get_unsigned, offsetof(Manager, n_failed_jobs), 0), | |
2431 | SD_BUS_PROPERTY("Progress", "d", property_get_progress, 0, 0), | |
2432 | SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(Manager, environment), 0), | |
2433 | SD_BUS_PROPERTY("ConfirmSpawn", "b", bus_property_get_bool, offsetof(Manager, confirm_spawn), SD_BUS_VTABLE_PROPERTY_CONST), | |
2434 | SD_BUS_PROPERTY("ShowStatus", "b", property_get_show_status, 0, 0), | |
2435 | SD_BUS_PROPERTY("UnitPath", "as", NULL, offsetof(Manager, lookup_paths.search_path), SD_BUS_VTABLE_PROPERTY_CONST), | |
2436 | SD_BUS_PROPERTY("DefaultStandardOutput", "s", bus_property_get_exec_output, offsetof(Manager, default_std_output), SD_BUS_VTABLE_PROPERTY_CONST), | |
2437 | SD_BUS_PROPERTY("DefaultStandardError", "s", bus_property_get_exec_output, offsetof(Manager, default_std_output), SD_BUS_VTABLE_PROPERTY_CONST), | |
2438 | SD_BUS_WRITABLE_PROPERTY("RuntimeWatchdogUSec", "t", bus_property_get_usec, property_set_runtime_watchdog, offsetof(Manager, runtime_watchdog), 0), | |
2439 | SD_BUS_WRITABLE_PROPERTY("ShutdownWatchdogUSec", "t", bus_property_get_usec, bus_property_set_usec, offsetof(Manager, shutdown_watchdog), 0), | |
2440 | SD_BUS_WRITABLE_PROPERTY("ServiceWatchdogs", "b", bus_property_get_bool, bus_property_set_bool, offsetof(Manager, service_watchdogs), 0), | |
2441 | SD_BUS_PROPERTY("ControlGroup", "s", NULL, offsetof(Manager, cgroup_root), 0), | |
2442 | SD_BUS_PROPERTY("SystemState", "s", property_get_system_state, 0, 0), | |
2443 | SD_BUS_PROPERTY("ExitCode", "y", bus_property_get_unsigned, offsetof(Manager, return_value), 0), | |
2444 | SD_BUS_PROPERTY("DefaultTimerAccuracyUSec", "t", bus_property_get_usec, offsetof(Manager, default_timer_accuracy_usec), SD_BUS_VTABLE_PROPERTY_CONST), | |
2445 | SD_BUS_PROPERTY("DefaultTimeoutStartUSec", "t", bus_property_get_usec, offsetof(Manager, default_timeout_start_usec), SD_BUS_VTABLE_PROPERTY_CONST), | |
2446 | SD_BUS_PROPERTY("DefaultTimeoutStopUSec", "t", bus_property_get_usec, offsetof(Manager, default_timeout_stop_usec), SD_BUS_VTABLE_PROPERTY_CONST), | |
2447 | SD_BUS_PROPERTY("DefaultRestartUSec", "t", bus_property_get_usec, offsetof(Manager, default_restart_usec), SD_BUS_VTABLE_PROPERTY_CONST), | |
2448 | SD_BUS_PROPERTY("DefaultStartLimitIntervalUSec", "t", bus_property_get_usec, offsetof(Manager, default_start_limit_interval), SD_BUS_VTABLE_PROPERTY_CONST), | |
2449 | /* The following two items are obsolete alias */ | |
2450 | SD_BUS_PROPERTY("DefaultStartLimitIntervalSec", "t", bus_property_get_usec, offsetof(Manager, default_start_limit_interval), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), | |
2451 | SD_BUS_PROPERTY("DefaultStartLimitInterval", "t", bus_property_get_usec, offsetof(Manager, default_start_limit_interval), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), | |
2452 | SD_BUS_PROPERTY("DefaultStartLimitBurst", "u", bus_property_get_unsigned, offsetof(Manager, default_start_limit_burst), SD_BUS_VTABLE_PROPERTY_CONST), | |
2453 | SD_BUS_PROPERTY("DefaultCPUAccounting", "b", bus_property_get_bool, offsetof(Manager, default_cpu_accounting), SD_BUS_VTABLE_PROPERTY_CONST), | |
2454 | SD_BUS_PROPERTY("DefaultBlockIOAccounting", "b", bus_property_get_bool, offsetof(Manager, default_blockio_accounting), SD_BUS_VTABLE_PROPERTY_CONST), | |
2455 | SD_BUS_PROPERTY("DefaultMemoryAccounting", "b", bus_property_get_bool, offsetof(Manager, default_memory_accounting), SD_BUS_VTABLE_PROPERTY_CONST), | |
2456 | SD_BUS_PROPERTY("DefaultTasksAccounting", "b", bus_property_get_bool, offsetof(Manager, default_tasks_accounting), SD_BUS_VTABLE_PROPERTY_CONST), | |
2457 | SD_BUS_PROPERTY("DefaultLimitCPU", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2458 | SD_BUS_PROPERTY("DefaultLimitCPUSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2459 | SD_BUS_PROPERTY("DefaultLimitFSIZE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2460 | SD_BUS_PROPERTY("DefaultLimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2461 | SD_BUS_PROPERTY("DefaultLimitDATA", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2462 | SD_BUS_PROPERTY("DefaultLimitDATASoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2463 | SD_BUS_PROPERTY("DefaultLimitSTACK", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2464 | SD_BUS_PROPERTY("DefaultLimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2465 | SD_BUS_PROPERTY("DefaultLimitCORE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2466 | SD_BUS_PROPERTY("DefaultLimitCORESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2467 | SD_BUS_PROPERTY("DefaultLimitRSS", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2468 | SD_BUS_PROPERTY("DefaultLimitRSSSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2469 | SD_BUS_PROPERTY("DefaultLimitNOFILE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2470 | SD_BUS_PROPERTY("DefaultLimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2471 | SD_BUS_PROPERTY("DefaultLimitAS", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2472 | SD_BUS_PROPERTY("DefaultLimitASSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2473 | SD_BUS_PROPERTY("DefaultLimitNPROC", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2474 | SD_BUS_PROPERTY("DefaultLimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2475 | SD_BUS_PROPERTY("DefaultLimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2476 | SD_BUS_PROPERTY("DefaultLimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2477 | SD_BUS_PROPERTY("DefaultLimitLOCKS", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2478 | SD_BUS_PROPERTY("DefaultLimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2479 | SD_BUS_PROPERTY("DefaultLimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2480 | SD_BUS_PROPERTY("DefaultLimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2481 | SD_BUS_PROPERTY("DefaultLimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2482 | SD_BUS_PROPERTY("DefaultLimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2483 | SD_BUS_PROPERTY("DefaultLimitNICE", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2484 | SD_BUS_PROPERTY("DefaultLimitNICESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2485 | SD_BUS_PROPERTY("DefaultLimitRTPRIO", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2486 | SD_BUS_PROPERTY("DefaultLimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2487 | SD_BUS_PROPERTY("DefaultLimitRTTIME", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2488 | SD_BUS_PROPERTY("DefaultLimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(Manager, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST), | |
2489 | SD_BUS_PROPERTY("DefaultTasksMax", "t", NULL, offsetof(Manager, default_tasks_max), SD_BUS_VTABLE_PROPERTY_CONST), | |
2490 | SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
2491 | ||
2492 | SD_BUS_METHOD("GetUnit", "s", "o", method_get_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2493 | SD_BUS_METHOD("GetUnitByPID", "u", "o", method_get_unit_by_pid, SD_BUS_VTABLE_UNPRIVILEGED), | |
2494 | SD_BUS_METHOD("GetUnitByInvocationID", "ay", "o", method_get_unit_by_invocation_id, SD_BUS_VTABLE_UNPRIVILEGED), | |
2495 | SD_BUS_METHOD("GetUnitByControlGroup", "s", "o", method_get_unit_by_control_group, SD_BUS_VTABLE_UNPRIVILEGED), | |
2496 | SD_BUS_METHOD("LoadUnit", "s", "o", method_load_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2497 | SD_BUS_METHOD("StartUnit", "ss", "o", method_start_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2498 | SD_BUS_METHOD("StartUnitReplace", "sss", "o", method_start_unit_replace, SD_BUS_VTABLE_UNPRIVILEGED), | |
2499 | SD_BUS_METHOD("StopUnit", "ss", "o", method_stop_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2500 | SD_BUS_METHOD("ReloadUnit", "ss", "o", method_reload_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2501 | SD_BUS_METHOD("RestartUnit", "ss", "o", method_restart_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2502 | SD_BUS_METHOD("TryRestartUnit", "ss", "o", method_try_restart_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2503 | SD_BUS_METHOD("ReloadOrRestartUnit", "ss", "o", method_reload_or_restart_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2504 | SD_BUS_METHOD("ReloadOrTryRestartUnit", "ss", "o", method_reload_or_try_restart_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2505 | SD_BUS_METHOD("KillUnit", "ssi", NULL, method_kill_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2506 | SD_BUS_METHOD("ResetFailedUnit", "s", NULL, method_reset_failed_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2507 | SD_BUS_METHOD("SetUnitProperties", "sba(sv)", NULL, method_set_unit_properties, SD_BUS_VTABLE_UNPRIVILEGED), | |
2508 | SD_BUS_METHOD("RefUnit", "s", NULL, method_ref_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2509 | SD_BUS_METHOD("UnrefUnit", "s", NULL, method_unref_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2510 | SD_BUS_METHOD("StartTransientUnit", "ssa(sv)a(sa(sv))", "o", method_start_transient_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2511 | SD_BUS_METHOD("GetUnitProcesses", "s", "a(sus)", method_get_unit_processes, SD_BUS_VTABLE_UNPRIVILEGED), | |
2512 | SD_BUS_METHOD("AttachProcessesToUnit", "ssau", NULL, method_attach_processes_to_unit, SD_BUS_VTABLE_UNPRIVILEGED), | |
2513 | SD_BUS_METHOD("GetJob", "u", "o", method_get_job, SD_BUS_VTABLE_UNPRIVILEGED), | |
2514 | SD_BUS_METHOD("GetJobAfter", "u", "a(usssoo)", method_get_job_waiting, SD_BUS_VTABLE_UNPRIVILEGED), | |
2515 | SD_BUS_METHOD("GetJobBefore", "u", "a(usssoo)", method_get_job_waiting, SD_BUS_VTABLE_UNPRIVILEGED), | |
2516 | SD_BUS_METHOD("CancelJob", "u", NULL, method_cancel_job, SD_BUS_VTABLE_UNPRIVILEGED), | |
2517 | SD_BUS_METHOD("ClearJobs", NULL, NULL, method_clear_jobs, SD_BUS_VTABLE_UNPRIVILEGED), | |
2518 | SD_BUS_METHOD("ResetFailed", NULL, NULL, method_reset_failed, SD_BUS_VTABLE_UNPRIVILEGED), | |
2519 | SD_BUS_METHOD("ListUnits", NULL, "a(ssssssouso)", method_list_units, SD_BUS_VTABLE_UNPRIVILEGED), | |
2520 | SD_BUS_METHOD("ListUnitsFiltered", "as", "a(ssssssouso)", method_list_units_filtered, SD_BUS_VTABLE_UNPRIVILEGED), | |
2521 | SD_BUS_METHOD("ListUnitsByPatterns", "asas", "a(ssssssouso)", method_list_units_by_patterns, SD_BUS_VTABLE_UNPRIVILEGED), | |
2522 | SD_BUS_METHOD("ListUnitsByNames", "as", "a(ssssssouso)", method_list_units_by_names, SD_BUS_VTABLE_UNPRIVILEGED), | |
2523 | SD_BUS_METHOD("ListJobs", NULL, "a(usssoo)", method_list_jobs, SD_BUS_VTABLE_UNPRIVILEGED), | |
2524 | SD_BUS_METHOD("Subscribe", NULL, NULL, method_subscribe, SD_BUS_VTABLE_UNPRIVILEGED), | |
2525 | SD_BUS_METHOD("Unsubscribe", NULL, NULL, method_unsubscribe, SD_BUS_VTABLE_UNPRIVILEGED), | |
2526 | SD_BUS_METHOD("Dump", NULL, "s", method_dump, SD_BUS_VTABLE_UNPRIVILEGED), | |
2527 | SD_BUS_METHOD("DumpByFileDescriptor", NULL, "h", method_dump_by_fd, SD_BUS_VTABLE_UNPRIVILEGED), | |
2528 | SD_BUS_METHOD("CreateSnapshot", "sb", "o", method_refuse_snapshot, SD_BUS_VTABLE_UNPRIVILEGED|SD_BUS_VTABLE_HIDDEN), | |
2529 | SD_BUS_METHOD("RemoveSnapshot", "s", NULL, method_refuse_snapshot, SD_BUS_VTABLE_UNPRIVILEGED|SD_BUS_VTABLE_HIDDEN), | |
2530 | SD_BUS_METHOD("Reload", NULL, NULL, method_reload, SD_BUS_VTABLE_UNPRIVILEGED), | |
2531 | SD_BUS_METHOD("Reexecute", NULL, NULL, method_reexecute, SD_BUS_VTABLE_UNPRIVILEGED), | |
2532 | SD_BUS_METHOD("Exit", NULL, NULL, method_exit, 0), | |
2533 | SD_BUS_METHOD("Reboot", NULL, NULL, method_reboot, SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), | |
2534 | SD_BUS_METHOD("PowerOff", NULL, NULL, method_poweroff, SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), | |
2535 | SD_BUS_METHOD("Halt", NULL, NULL, method_halt, SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), | |
2536 | SD_BUS_METHOD("KExec", NULL, NULL, method_kexec, SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), | |
2537 | SD_BUS_METHOD("SwitchRoot", "ss", NULL, method_switch_root, SD_BUS_VTABLE_CAPABILITY(CAP_SYS_BOOT)), | |
2538 | SD_BUS_METHOD("SetEnvironment", "as", NULL, method_set_environment, SD_BUS_VTABLE_UNPRIVILEGED), | |
2539 | SD_BUS_METHOD("UnsetEnvironment", "as", NULL, method_unset_environment, SD_BUS_VTABLE_UNPRIVILEGED), | |
2540 | SD_BUS_METHOD("UnsetAndSetEnvironment", "asas", NULL, method_unset_and_set_environment, SD_BUS_VTABLE_UNPRIVILEGED), | |
2541 | SD_BUS_METHOD("ListUnitFiles", NULL, "a(ss)", method_list_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2542 | SD_BUS_METHOD("ListUnitFilesByPatterns", "asas", "a(ss)", method_list_unit_files_by_patterns, SD_BUS_VTABLE_UNPRIVILEGED), | |
2543 | SD_BUS_METHOD("GetUnitFileState", "s", "s", method_get_unit_file_state, SD_BUS_VTABLE_UNPRIVILEGED), | |
2544 | SD_BUS_METHOD("EnableUnitFiles", "asbb", "ba(sss)", method_enable_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2545 | SD_BUS_METHOD("DisableUnitFiles", "asb", "a(sss)", method_disable_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2546 | SD_BUS_METHOD("ReenableUnitFiles", "asbb", "ba(sss)", method_reenable_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2547 | SD_BUS_METHOD("LinkUnitFiles", "asbb", "a(sss)", method_link_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2548 | SD_BUS_METHOD("PresetUnitFiles", "asbb", "ba(sss)", method_preset_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2549 | SD_BUS_METHOD("PresetUnitFilesWithMode", "assbb", "ba(sss)", method_preset_unit_files_with_mode, SD_BUS_VTABLE_UNPRIVILEGED), | |
2550 | SD_BUS_METHOD("MaskUnitFiles", "asbb", "a(sss)", method_mask_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2551 | SD_BUS_METHOD("UnmaskUnitFiles", "asb", "a(sss)", method_unmask_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2552 | SD_BUS_METHOD("RevertUnitFiles", "as", "a(sss)", method_revert_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2553 | SD_BUS_METHOD("SetDefaultTarget", "sb", "a(sss)", method_set_default_target, SD_BUS_VTABLE_UNPRIVILEGED), | |
2554 | SD_BUS_METHOD("GetDefaultTarget", NULL, "s", method_get_default_target, SD_BUS_VTABLE_UNPRIVILEGED), | |
2555 | SD_BUS_METHOD("PresetAllUnitFiles", "sbb", "a(sss)", method_preset_all_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2556 | SD_BUS_METHOD("AddDependencyUnitFiles", "asssbb", "a(sss)", method_add_dependency_unit_files, SD_BUS_VTABLE_UNPRIVILEGED), | |
2557 | SD_BUS_METHOD("GetUnitFileLinks", "sb", "as", method_get_unit_file_links, SD_BUS_VTABLE_UNPRIVILEGED), | |
2558 | SD_BUS_METHOD("SetExitCode", "y", NULL, method_set_exit_code, SD_BUS_VTABLE_UNPRIVILEGED), | |
2559 | SD_BUS_METHOD("LookupDynamicUserByName", "s", "u", method_lookup_dynamic_user_by_name, SD_BUS_VTABLE_UNPRIVILEGED), | |
2560 | SD_BUS_METHOD("LookupDynamicUserByUID", "u", "s", method_lookup_dynamic_user_by_uid, SD_BUS_VTABLE_UNPRIVILEGED), | |
2561 | SD_BUS_METHOD("GetDynamicUsers", NULL, "a(us)", method_get_dynamic_users, SD_BUS_VTABLE_UNPRIVILEGED), | |
2562 | ||
2563 | SD_BUS_SIGNAL("UnitNew", "so", 0), | |
2564 | SD_BUS_SIGNAL("UnitRemoved", "so", 0), | |
2565 | SD_BUS_SIGNAL("JobNew", "uos", 0), | |
2566 | SD_BUS_SIGNAL("JobRemoved", "uoss", 0), | |
2567 | SD_BUS_SIGNAL("StartupFinished", "tttttt", 0), | |
2568 | SD_BUS_SIGNAL("UnitFilesChanged", NULL, 0), | |
2569 | SD_BUS_SIGNAL("Reloading", "b", 0), | |
2570 | ||
2571 | SD_BUS_VTABLE_END | |
2572 | }; | |
2573 | ||
2574 | static int send_finished(sd_bus *bus, void *userdata) { | |
2575 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; | |
2576 | usec_t *times = userdata; | |
2577 | int r; | |
2578 | ||
2579 | assert(bus); | |
2580 | assert(times); | |
2581 | ||
2582 | r = sd_bus_message_new_signal(bus, &message, "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "StartupFinished"); | |
2583 | if (r < 0) | |
2584 | return r; | |
2585 | ||
2586 | r = sd_bus_message_append(message, "tttttt", times[0], times[1], times[2], times[3], times[4], times[5]); | |
2587 | if (r < 0) | |
2588 | return r; | |
2589 | ||
2590 | return sd_bus_send(bus, message, NULL); | |
2591 | } | |
2592 | ||
2593 | void bus_manager_send_finished( | |
2594 | Manager *m, | |
2595 | usec_t firmware_usec, | |
2596 | usec_t loader_usec, | |
2597 | usec_t kernel_usec, | |
2598 | usec_t initrd_usec, | |
2599 | usec_t userspace_usec, | |
2600 | usec_t total_usec) { | |
2601 | ||
2602 | int r; | |
2603 | ||
2604 | assert(m); | |
2605 | ||
2606 | r = bus_foreach_bus( | |
2607 | m, | |
2608 | NULL, | |
2609 | send_finished, | |
2610 | (usec_t[6]) { | |
2611 | firmware_usec, | |
2612 | loader_usec, | |
2613 | kernel_usec, | |
2614 | initrd_usec, | |
2615 | userspace_usec, | |
2616 | total_usec | |
2617 | }); | |
2618 | if (r < 0) | |
2619 | log_debug_errno(r, "Failed to send finished signal: %m"); | |
2620 | } | |
2621 | ||
2622 | static int send_reloading(sd_bus *bus, void *userdata) { | |
2623 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *message = NULL; | |
2624 | int r; | |
2625 | ||
2626 | assert(bus); | |
2627 | ||
2628 | r = sd_bus_message_new_signal(bus, &message, "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "Reloading"); | |
2629 | if (r < 0) | |
2630 | return r; | |
2631 | ||
2632 | r = sd_bus_message_append(message, "b", PTR_TO_INT(userdata)); | |
2633 | if (r < 0) | |
2634 | return r; | |
2635 | ||
2636 | return sd_bus_send(bus, message, NULL); | |
2637 | } | |
2638 | ||
2639 | void bus_manager_send_reloading(Manager *m, bool active) { | |
2640 | int r; | |
2641 | ||
2642 | assert(m); | |
2643 | ||
2644 | r = bus_foreach_bus(m, NULL, send_reloading, INT_TO_PTR(active)); | |
2645 | if (r < 0) | |
2646 | log_debug_errno(r, "Failed to send reloading signal: %m"); | |
2647 | } | |
2648 | ||
2649 | static int send_changed_signal(sd_bus *bus, void *userdata) { | |
2650 | assert(bus); | |
2651 | ||
2652 | return sd_bus_emit_properties_changed_strv(bus, | |
2653 | "/org/freedesktop/systemd1", | |
2654 | "org.freedesktop.systemd1.Manager", | |
2655 | NULL); | |
2656 | } | |
2657 | ||
2658 | void bus_manager_send_change_signal(Manager *m) { | |
2659 | int r; | |
2660 | ||
2661 | assert(m); | |
2662 | ||
2663 | r = bus_foreach_bus(m, NULL, send_changed_signal, NULL); | |
2664 | if (r < 0) | |
2665 | log_debug_errno(r, "Failed to send manager change signal: %m"); | |
2666 | } |