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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
3f49d45a | 2 | |
a185c5aa | 3 | #include <errno.h> |
ca78ad1d | 4 | #include <sys/stat.h> |
98a28fef | 5 | #include <unistd.h> |
a185c5aa | 6 | |
4f209af7 | 7 | #include "sd-device.h" |
cc377381 | 8 | #include "sd-messages.h" |
4f5dd394 | 9 | |
b5efdb8a | 10 | #include "alloc-util.h" |
430f0182 | 11 | #include "audit-util.h" |
31b221cf | 12 | #include "bootspec.h" |
96aad8d1 | 13 | #include "bus-common-errors.h" |
4f5dd394 | 14 | #include "bus-error.h" |
c8c8ee85 | 15 | #include "bus-unit-util.h" |
4f5dd394 | 16 | #include "bus-util.h" |
75100aeb | 17 | #include "cgroup-util.h" |
8437c059 | 18 | #include "device-util.h" |
a0956174 | 19 | #include "dirent-util.h" |
5bdf2243 | 20 | #include "efivars.h" |
0bb2f0f1 | 21 | #include "efi-loader.h" |
e667266a | 22 | #include "env-util.h" |
4f5dd394 | 23 | #include "escape.h" |
3ffd4af2 | 24 | #include "fd-util.h" |
4f5dd394 | 25 | #include "fileio-label.h" |
ee228be1 | 26 | #include "fileio.h" |
f97b34a6 | 27 | #include "format-util.h" |
f4f15635 | 28 | #include "fs-util.h" |
6ecda0fb LP |
29 | #include "logind-dbus.h" |
30 | #include "logind-seat-dbus.h" | |
31 | #include "logind-session-dbus.h" | |
32 | #include "logind-user-dbus.h" | |
4f5dd394 | 33 | #include "logind.h" |
36dd5ffd | 34 | #include "missing_capability.h" |
4f5dd394 | 35 | #include "mkdir.h" |
31b221cf | 36 | #include "parse-util.h" |
4f5dd394 | 37 | #include "path-util.h" |
0b452006 | 38 | #include "process-util.h" |
428b296a | 39 | #include "reboot-util.h" |
4f5dd394 LP |
40 | #include "selinux-util.h" |
41 | #include "sleep-config.h" | |
42 | #include "special.h" | |
31b221cf | 43 | #include "stdio-util.h" |
4f5dd394 | 44 | #include "strv.h" |
288a74cc | 45 | #include "terminal-util.h" |
e4de7287 | 46 | #include "tmpfile-util.h" |
4f5dd394 | 47 | #include "unit-name.h" |
b1d4f8e1 | 48 | #include "user-util.h" |
e2fa5721 | 49 | #include "utmp-wtmp.h" |
428b296a | 50 | #include "virt.h" |
3f49d45a | 51 | |
3b92c086 LP |
52 | static int get_sender_session( |
53 | Manager *m, | |
54 | sd_bus_message *message, | |
55 | bool consult_display, | |
56 | sd_bus_error *error, | |
57 | Session **ret) { | |
aeb07570 | 58 | |
4afd3348 | 59 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
3b92c086 | 60 | Session *session = NULL; |
aeb07570 | 61 | const char *name; |
309a29df LP |
62 | int r; |
63 | ||
3b92c086 LP |
64 | /* Acquire the sender's session. This first checks if the sending process is inside a session itself, |
65 | * and returns that. If not and 'consult_display' is true, this returns the display session of the | |
66 | * owning user of the caller. */ | |
67 | ||
68 | r = sd_bus_query_sender_creds(message, | |
69 | SD_BUS_CREDS_SESSION|SD_BUS_CREDS_AUGMENT| | |
70 | (consult_display ? SD_BUS_CREDS_OWNER_UID : 0), &creds); | |
aeb07570 AJ |
71 | if (r < 0) |
72 | return r; | |
73 | ||
74 | r = sd_bus_creds_get_session(creds, &name); | |
3b92c086 LP |
75 | if (r < 0) { |
76 | if (r != -ENXIO) | |
77 | return r; | |
78 | ||
79 | if (consult_display) { | |
80 | uid_t uid; | |
81 | ||
82 | r = sd_bus_creds_get_owner_uid(creds, &uid); | |
83 | if (r < 0) { | |
84 | if (r != -ENXIO) | |
85 | return r; | |
86 | } else { | |
87 | User *user; | |
88 | ||
89 | user = hashmap_get(m->users, UID_TO_PTR(uid)); | |
90 | if (user) | |
91 | session = user->display; | |
92 | } | |
93 | } | |
94 | } else | |
95 | session = hashmap_get(m->sessions, name); | |
aeb07570 | 96 | |
aeb07570 | 97 | if (!session) |
3b92c086 LP |
98 | return sd_bus_error_setf(error, BUS_ERROR_NO_SESSION_FOR_PID, |
99 | consult_display ? | |
100 | "Caller does not belong to any known session and doesn't own any suitable session." : | |
101 | "Caller does not belong to any known session."); | |
aeb07570 AJ |
102 | |
103 | *ret = session; | |
104 | return 0; | |
aeb07570 AJ |
105 | } |
106 | ||
3b92c086 LP |
107 | int manager_get_session_from_creds( |
108 | Manager *m, | |
109 | sd_bus_message *message, | |
110 | const char *name, | |
111 | sd_bus_error *error, | |
112 | Session **ret) { | |
113 | ||
aeb07570 AJ |
114 | Session *session; |
115 | ||
309a29df | 116 | assert(m); |
309a29df LP |
117 | assert(ret); |
118 | ||
3b92c086 LP |
119 | if (SEAT_IS_SELF(name)) /* the caller's own session */ |
120 | return get_sender_session(m, message, false, error, ret); | |
121 | if (SEAT_IS_AUTO(name)) /* The caller's own session if they have one, otherwise their user's display session */ | |
122 | return get_sender_session(m, message, true, error, ret); | |
309a29df LP |
123 | |
124 | session = hashmap_get(m->sessions, name); | |
125 | if (!session) | |
126 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SESSION, "No session '%s' known", name); | |
127 | ||
128 | *ret = session; | |
129 | return 0; | |
130 | } | |
131 | ||
aeb07570 | 132 | static int get_sender_user(Manager *m, sd_bus_message *message, sd_bus_error *error, User **ret) { |
aeb07570 AJ |
133 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
134 | uid_t uid; | |
309a29df LP |
135 | User *user; |
136 | int r; | |
137 | ||
aeb07570 AJ |
138 | /* Note that we get the owner UID of the session, not the actual client UID here! */ |
139 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_OWNER_UID|SD_BUS_CREDS_AUGMENT, &creds); | |
140 | if (r < 0) | |
141 | return r; | |
142 | ||
143 | r = sd_bus_creds_get_owner_uid(creds, &uid); | |
3b92c086 LP |
144 | if (r < 0) { |
145 | if (r != -ENXIO) | |
146 | return r; | |
147 | ||
148 | user = NULL; | |
149 | } else | |
150 | user = hashmap_get(m->users, UID_TO_PTR(uid)); | |
aeb07570 | 151 | |
aeb07570 | 152 | if (!user) |
3b92c086 LP |
153 | return sd_bus_error_setf(error, BUS_ERROR_NO_USER_FOR_PID, |
154 | "Caller does not belong to any logged in or lingering user"); | |
aeb07570 AJ |
155 | |
156 | *ret = user; | |
157 | return 0; | |
aeb07570 AJ |
158 | } |
159 | ||
160 | int manager_get_user_from_creds(Manager *m, sd_bus_message *message, uid_t uid, sd_bus_error *error, User **ret) { | |
161 | User *user; | |
162 | ||
309a29df | 163 | assert(m); |
309a29df LP |
164 | assert(ret); |
165 | ||
aeb07570 AJ |
166 | if (!uid_is_valid(uid)) |
167 | return get_sender_user(m, message, error, ret); | |
309a29df | 168 | |
8cb4ab00 | 169 | user = hashmap_get(m->users, UID_TO_PTR(uid)); |
309a29df | 170 | if (!user) |
124d7cb2 ZJS |
171 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER, |
172 | "User ID "UID_FMT" is not logged in or lingering", uid); | |
309a29df LP |
173 | |
174 | *ret = user; | |
175 | return 0; | |
176 | } | |
177 | ||
3b92c086 LP |
178 | int manager_get_seat_from_creds( |
179 | Manager *m, | |
180 | sd_bus_message *message, | |
181 | const char *name, | |
182 | sd_bus_error *error, | |
183 | Seat **ret) { | |
184 | ||
309a29df LP |
185 | Seat *seat; |
186 | int r; | |
187 | ||
188 | assert(m); | |
309a29df LP |
189 | assert(ret); |
190 | ||
3b92c086 | 191 | if (SEAT_IS_SELF(name) || SEAT_IS_AUTO(name)) { |
309a29df LP |
192 | Session *session; |
193 | ||
3b92c086 LP |
194 | /* Use these special seat names as session names */ |
195 | r = manager_get_session_from_creds(m, message, name, error, &session); | |
309a29df LP |
196 | if (r < 0) |
197 | return r; | |
198 | ||
199 | seat = session->seat; | |
309a29df | 200 | if (!seat) |
3b92c086 | 201 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "Session '%s' has no seat.", session->id); |
309a29df LP |
202 | } else { |
203 | seat = hashmap_get(m->seats, name); | |
204 | if (!seat) | |
205 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, "No seat '%s' known", name); | |
206 | } | |
207 | ||
208 | *ret = seat; | |
209 | return 0; | |
210 | } | |
211 | ||
ce7f1070 VJ |
212 | static int return_test_polkit( |
213 | sd_bus_message *message, | |
214 | int capability, | |
215 | const char *action, | |
216 | const char **details, | |
217 | uid_t good_user, | |
218 | sd_bus_error *e) { | |
219 | ||
220 | const char *result; | |
221 | bool challenge; | |
222 | int r; | |
223 | ||
224 | r = bus_test_polkit(message, capability, action, details, good_user, &challenge, e); | |
225 | if (r < 0) | |
226 | return r; | |
227 | ||
228 | if (r > 0) | |
229 | result = "yes"; | |
230 | else if (challenge) | |
231 | result = "challenge"; | |
232 | else | |
233 | result = "no"; | |
234 | ||
235 | return sd_bus_reply_method_return(message, "s", result); | |
236 | } | |
237 | ||
cc377381 LP |
238 | static int property_get_idle_hint( |
239 | sd_bus *bus, | |
240 | const char *path, | |
241 | const char *interface, | |
242 | const char *property, | |
243 | sd_bus_message *reply, | |
ebcf1f97 LP |
244 | void *userdata, |
245 | sd_bus_error *error) { | |
a185c5aa | 246 | |
cc377381 | 247 | Manager *m = userdata; |
a185c5aa | 248 | |
cc377381 LP |
249 | assert(bus); |
250 | assert(reply); | |
251 | assert(m); | |
252 | ||
253 | return sd_bus_message_append(reply, "b", manager_get_idle_hint(m, NULL) > 0); | |
a185c5aa LP |
254 | } |
255 | ||
cc377381 LP |
256 | static int property_get_idle_since_hint( |
257 | sd_bus *bus, | |
258 | const char *path, | |
259 | const char *interface, | |
260 | const char *property, | |
261 | sd_bus_message *reply, | |
ebcf1f97 LP |
262 | void *userdata, |
263 | sd_bus_error *error) { | |
cc377381 LP |
264 | |
265 | Manager *m = userdata; | |
5cb14b37 | 266 | dual_timestamp t = DUAL_TIMESTAMP_NULL; |
a185c5aa | 267 | |
cc377381 LP |
268 | assert(bus); |
269 | assert(reply); | |
a185c5aa LP |
270 | assert(m); |
271 | ||
272 | manager_get_idle_hint(m, &t); | |
a185c5aa | 273 | |
cc377381 | 274 | return sd_bus_message_append(reply, "t", streq(property, "IdleSinceHint") ? t.realtime : t.monotonic); |
a185c5aa LP |
275 | } |
276 | ||
cc377381 LP |
277 | static int property_get_inhibited( |
278 | sd_bus *bus, | |
279 | const char *path, | |
280 | const char *interface, | |
281 | const char *property, | |
282 | sd_bus_message *reply, | |
ebcf1f97 LP |
283 | void *userdata, |
284 | sd_bus_error *error) { | |
cc377381 LP |
285 | |
286 | Manager *m = userdata; | |
f8e2fb7b | 287 | InhibitWhat w; |
f8e2fb7b | 288 | |
cc377381 LP |
289 | assert(bus); |
290 | assert(reply); | |
291 | assert(m); | |
f8e2fb7b | 292 | |
cc377381 | 293 | w = manager_inhibit_what(m, streq(property, "BlockInhibited") ? INHIBIT_BLOCK : INHIBIT_DELAY); |
f8e2fb7b | 294 | |
cc377381 | 295 | return sd_bus_message_append(reply, "s", inhibit_what_to_string(w)); |
f8e2fb7b LP |
296 | } |
297 | ||
cc377381 LP |
298 | static int property_get_preparing( |
299 | sd_bus *bus, | |
300 | const char *path, | |
301 | const char *interface, | |
302 | const char *property, | |
303 | sd_bus_message *reply, | |
ebcf1f97 LP |
304 | void *userdata, |
305 | sd_bus_error *error) { | |
cc377381 LP |
306 | |
307 | Manager *m = userdata; | |
308 | bool b; | |
5e4a79da | 309 | |
cc377381 LP |
310 | assert(bus); |
311 | assert(reply); | |
312 | assert(m); | |
5e4a79da LP |
313 | |
314 | if (streq(property, "PreparingForShutdown")) | |
5d904a6a | 315 | b = m->action_what & INHIBIT_SHUTDOWN; |
5e4a79da | 316 | else |
5d904a6a | 317 | b = m->action_what & INHIBIT_SLEEP; |
5e4a79da | 318 | |
cc377381 | 319 | return sd_bus_message_append(reply, "b", b); |
5e4a79da LP |
320 | } |
321 | ||
8aaa023a DM |
322 | static int property_get_scheduled_shutdown( |
323 | sd_bus *bus, | |
324 | const char *path, | |
325 | const char *interface, | |
326 | const char *property, | |
327 | sd_bus_message *reply, | |
328 | void *userdata, | |
329 | sd_bus_error *error) { | |
330 | ||
331 | Manager *m = userdata; | |
332 | int r; | |
333 | ||
334 | assert(bus); | |
335 | assert(reply); | |
336 | assert(m); | |
337 | ||
338 | r = sd_bus_message_open_container(reply, 'r', "st"); | |
339 | if (r < 0) | |
340 | return r; | |
341 | ||
342 | r = sd_bus_message_append(reply, "st", m->scheduled_shutdown_type, m->scheduled_shutdown_timeout); | |
343 | if (r < 0) | |
344 | return r; | |
345 | ||
346 | return sd_bus_message_close_container(reply); | |
347 | } | |
348 | ||
cc377381 | 349 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_handle_action, handle_action, HandleAction); |
01adcd69 | 350 | static BUS_DEFINE_PROPERTY_GET(property_get_docked, "b", Manager, manager_is_docked_or_external_displays); |
9b9c23da | 351 | static BUS_DEFINE_PROPERTY_GET(property_get_lid_closed, "b", Manager, manager_is_lid_closed); |
4e96eb68 | 352 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_on_external_power, "b", manager_is_on_external_power); |
01adcd69 YW |
353 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_compat_user_tasks_max, "t", CGROUP_LIMIT_MAX); |
354 | static BUS_DEFINE_PROPERTY_GET_REF(property_get_hashmap_size, "t", Hashmap *, (uint64_t) hashmap_size); | |
28414939 | 355 | |
19070062 | 356 | static int method_get_session(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
357 | _cleanup_free_ char *p = NULL; |
358 | Manager *m = userdata; | |
359 | const char *name; | |
360 | Session *session; | |
361 | int r; | |
362 | ||
cc377381 LP |
363 | assert(message); |
364 | assert(m); | |
365 | ||
366 | r = sd_bus_message_read(message, "s", &name); | |
367 | if (r < 0) | |
ebcf1f97 | 368 | return r; |
cc377381 | 369 | |
309a29df LP |
370 | r = manager_get_session_from_creds(m, message, name, error, &session); |
371 | if (r < 0) | |
372 | return r; | |
cc377381 LP |
373 | |
374 | p = session_bus_path(session); | |
375 | if (!p) | |
ebcf1f97 | 376 | return -ENOMEM; |
cc377381 | 377 | |
df2d202e | 378 | return sd_bus_reply_method_return(message, "o", p); |
cc377381 LP |
379 | } |
380 | ||
7b33c622 AJ |
381 | /* Get login session of a process. This is not what you are looking for these days, |
382 | * as apps may instead belong to a user service unit. This includes terminal | |
383 | * emulators and hence command-line apps. */ | |
19070062 | 384 | static int method_get_session_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 385 | _cleanup_free_ char *p = NULL; |
954449b8 | 386 | Session *session = NULL; |
cc377381 | 387 | Manager *m = userdata; |
4e724d9c | 388 | pid_t pid; |
cc377381 LP |
389 | int r; |
390 | ||
cc377381 LP |
391 | assert(message); |
392 | assert(m); | |
393 | ||
4e724d9c LP |
394 | assert_cc(sizeof(pid_t) == sizeof(uint32_t)); |
395 | ||
cc377381 LP |
396 | r = sd_bus_message_read(message, "u", &pid); |
397 | if (r < 0) | |
ebcf1f97 | 398 | return r; |
07b38ba5 | 399 | if (pid < 0) |
06820eaf | 400 | return -EINVAL; |
cc377381 | 401 | |
06820eaf | 402 | if (pid == 0) { |
309a29df | 403 | r = manager_get_session_from_creds(m, message, NULL, error, &session); |
5b12334d LP |
404 | if (r < 0) |
405 | return r; | |
309a29df LP |
406 | } else { |
407 | r = manager_get_session_by_pid(m, pid, &session); | |
4e724d9c | 408 | if (r < 0) |
ebcf1f97 | 409 | return r; |
4e724d9c | 410 | |
309a29df | 411 | if (!session) |
124d7cb2 ZJS |
412 | return sd_bus_error_setf(error, BUS_ERROR_NO_SESSION_FOR_PID, |
413 | "PID "PID_FMT" does not belong to any known session", pid); | |
309a29df | 414 | } |
cc377381 LP |
415 | |
416 | p = session_bus_path(session); | |
417 | if (!p) | |
ebcf1f97 | 418 | return -ENOMEM; |
cc377381 | 419 | |
df2d202e | 420 | return sd_bus_reply_method_return(message, "o", p); |
cc377381 LP |
421 | } |
422 | ||
19070062 | 423 | static int method_get_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
424 | _cleanup_free_ char *p = NULL; |
425 | Manager *m = userdata; | |
426 | uint32_t uid; | |
427 | User *user; | |
428 | int r; | |
429 | ||
cc377381 LP |
430 | assert(message); |
431 | assert(m); | |
432 | ||
433 | r = sd_bus_message_read(message, "u", &uid); | |
434 | if (r < 0) | |
ebcf1f97 | 435 | return r; |
cc377381 | 436 | |
309a29df LP |
437 | r = manager_get_user_from_creds(m, message, uid, error, &user); |
438 | if (r < 0) | |
439 | return r; | |
cc377381 LP |
440 | |
441 | p = user_bus_path(user); | |
442 | if (!p) | |
ebcf1f97 | 443 | return -ENOMEM; |
cc377381 | 444 | |
df2d202e | 445 | return sd_bus_reply_method_return(message, "o", p); |
cc377381 LP |
446 | } |
447 | ||
19070062 | 448 | static int method_get_user_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
449 | _cleanup_free_ char *p = NULL; |
450 | Manager *m = userdata; | |
954449b8 | 451 | User *user = NULL; |
4e724d9c | 452 | pid_t pid; |
fb6becb4 | 453 | int r; |
98a28fef | 454 | |
cc377381 | 455 | assert(message); |
98a28fef | 456 | assert(m); |
cc377381 | 457 | |
4e724d9c LP |
458 | assert_cc(sizeof(pid_t) == sizeof(uint32_t)); |
459 | ||
cc377381 LP |
460 | r = sd_bus_message_read(message, "u", &pid); |
461 | if (r < 0) | |
ebcf1f97 | 462 | return r; |
07b38ba5 | 463 | if (pid < 0) |
06820eaf | 464 | return -EINVAL; |
cc377381 | 465 | |
06820eaf | 466 | if (pid == 0) { |
309a29df | 467 | r = manager_get_user_from_creds(m, message, UID_INVALID, error, &user); |
5b12334d LP |
468 | if (r < 0) |
469 | return r; | |
309a29df LP |
470 | } else { |
471 | r = manager_get_user_by_pid(m, pid, &user); | |
4e724d9c | 472 | if (r < 0) |
ebcf1f97 | 473 | return r; |
309a29df | 474 | if (!user) |
095b8833 AJ |
475 | return sd_bus_error_setf(error, BUS_ERROR_NO_USER_FOR_PID, |
476 | "PID "PID_FMT" does not belong to any logged in user or lingering user", | |
477 | pid); | |
4e724d9c LP |
478 | } |
479 | ||
cc377381 LP |
480 | p = user_bus_path(user); |
481 | if (!p) | |
ebcf1f97 | 482 | return -ENOMEM; |
cc377381 | 483 | |
df2d202e | 484 | return sd_bus_reply_method_return(message, "o", p); |
cc377381 LP |
485 | } |
486 | ||
19070062 | 487 | static int method_get_seat(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
488 | _cleanup_free_ char *p = NULL; |
489 | Manager *m = userdata; | |
490 | const char *name; | |
491 | Seat *seat; | |
492 | int r; | |
493 | ||
98a28fef | 494 | assert(message); |
cc377381 | 495 | assert(m); |
98a28fef | 496 | |
cc377381 LP |
497 | r = sd_bus_message_read(message, "s", &name); |
498 | if (r < 0) | |
ebcf1f97 | 499 | return r; |
98a28fef | 500 | |
309a29df LP |
501 | r = manager_get_seat_from_creds(m, message, name, error, &seat); |
502 | if (r < 0) | |
503 | return r; | |
98a28fef | 504 | |
cc377381 LP |
505 | p = seat_bus_path(seat); |
506 | if (!p) | |
ebcf1f97 | 507 | return -ENOMEM; |
98a28fef | 508 | |
df2d202e | 509 | return sd_bus_reply_method_return(message, "o", p); |
cc377381 | 510 | } |
98a28fef | 511 | |
19070062 | 512 | static int method_list_sessions(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 513 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
cc377381 LP |
514 | Manager *m = userdata; |
515 | Session *session; | |
516 | Iterator i; | |
517 | int r; | |
518 | ||
cc377381 LP |
519 | assert(message); |
520 | assert(m); | |
98a28fef | 521 | |
df2d202e | 522 | r = sd_bus_message_new_method_return(message, &reply); |
cc377381 | 523 | if (r < 0) |
ebcf1f97 | 524 | return r; |
98a28fef | 525 | |
cc377381 LP |
526 | r = sd_bus_message_open_container(reply, 'a', "(susso)"); |
527 | if (r < 0) | |
ebcf1f97 | 528 | return r; |
cc377381 LP |
529 | |
530 | HASHMAP_FOREACH(session, m->sessions, i) { | |
531 | _cleanup_free_ char *p = NULL; | |
532 | ||
533 | p = session_bus_path(session); | |
534 | if (!p) | |
ebcf1f97 | 535 | return -ENOMEM; |
cc377381 LP |
536 | |
537 | r = sd_bus_message_append(reply, "(susso)", | |
538 | session->id, | |
22c902fa LP |
539 | (uint32_t) session->user->user_record->uid, |
540 | session->user->user_record->user_name, | |
cc377381 LP |
541 | session->seat ? session->seat->id : "", |
542 | p); | |
543 | if (r < 0) | |
ebcf1f97 | 544 | return r; |
cc377381 LP |
545 | } |
546 | ||
547 | r = sd_bus_message_close_container(reply); | |
548 | if (r < 0) | |
ebcf1f97 | 549 | return r; |
cc377381 | 550 | |
9030ca46 | 551 | return sd_bus_send(NULL, reply, NULL); |
cc377381 LP |
552 | } |
553 | ||
19070062 | 554 | static int method_list_users(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 555 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
cc377381 LP |
556 | Manager *m = userdata; |
557 | User *user; | |
558 | Iterator i; | |
559 | int r; | |
560 | ||
cc377381 LP |
561 | assert(message); |
562 | assert(m); | |
563 | ||
df2d202e | 564 | r = sd_bus_message_new_method_return(message, &reply); |
cc377381 | 565 | if (r < 0) |
ebcf1f97 | 566 | return r; |
cc377381 LP |
567 | |
568 | r = sd_bus_message_open_container(reply, 'a', "(uso)"); | |
569 | if (r < 0) | |
ebcf1f97 | 570 | return r; |
cc377381 LP |
571 | |
572 | HASHMAP_FOREACH(user, m->users, i) { | |
573 | _cleanup_free_ char *p = NULL; | |
574 | ||
575 | p = user_bus_path(user); | |
576 | if (!p) | |
ebcf1f97 | 577 | return -ENOMEM; |
cc377381 LP |
578 | |
579 | r = sd_bus_message_append(reply, "(uso)", | |
22c902fa LP |
580 | (uint32_t) user->user_record->uid, |
581 | user->user_record->user_name, | |
cc377381 LP |
582 | p); |
583 | if (r < 0) | |
ebcf1f97 | 584 | return r; |
cc377381 LP |
585 | } |
586 | ||
587 | r = sd_bus_message_close_container(reply); | |
588 | if (r < 0) | |
ebcf1f97 | 589 | return r; |
cc377381 | 590 | |
9030ca46 | 591 | return sd_bus_send(NULL, reply, NULL); |
cc377381 LP |
592 | } |
593 | ||
19070062 | 594 | static int method_list_seats(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 595 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
cc377381 LP |
596 | Manager *m = userdata; |
597 | Seat *seat; | |
598 | Iterator i; | |
599 | int r; | |
600 | ||
cc377381 LP |
601 | assert(message); |
602 | assert(m); | |
603 | ||
df2d202e | 604 | r = sd_bus_message_new_method_return(message, &reply); |
cc377381 | 605 | if (r < 0) |
ebcf1f97 | 606 | return r; |
cc377381 LP |
607 | |
608 | r = sd_bus_message_open_container(reply, 'a', "(so)"); | |
609 | if (r < 0) | |
ebcf1f97 | 610 | return r; |
cc377381 LP |
611 | |
612 | HASHMAP_FOREACH(seat, m->seats, i) { | |
613 | _cleanup_free_ char *p = NULL; | |
614 | ||
615 | p = seat_bus_path(seat); | |
616 | if (!p) | |
ebcf1f97 | 617 | return -ENOMEM; |
cc377381 | 618 | |
b8358bce | 619 | r = sd_bus_message_append(reply, "(so)", seat->id, p); |
cc377381 | 620 | if (r < 0) |
ebcf1f97 | 621 | return r; |
cc377381 LP |
622 | } |
623 | ||
624 | r = sd_bus_message_close_container(reply); | |
625 | if (r < 0) | |
ebcf1f97 | 626 | return r; |
cc377381 | 627 | |
9030ca46 | 628 | return sd_bus_send(NULL, reply, NULL); |
cc377381 LP |
629 | } |
630 | ||
19070062 | 631 | static int method_list_inhibitors(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 632 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
cc377381 LP |
633 | Manager *m = userdata; |
634 | Inhibitor *inhibitor; | |
635 | Iterator i; | |
636 | int r; | |
637 | ||
19070062 LP |
638 | assert(message); |
639 | assert(m); | |
640 | ||
df2d202e | 641 | r = sd_bus_message_new_method_return(message, &reply); |
cc377381 | 642 | if (r < 0) |
ebcf1f97 | 643 | return r; |
cc377381 LP |
644 | |
645 | r = sd_bus_message_open_container(reply, 'a', "(ssssuu)"); | |
646 | if (r < 0) | |
ebcf1f97 | 647 | return r; |
cc377381 LP |
648 | |
649 | HASHMAP_FOREACH(inhibitor, m->inhibitors, i) { | |
650 | ||
dbfa3fbb | 651 | r = sd_bus_message_append(reply, "(ssssuu)", |
cc377381 LP |
652 | strempty(inhibit_what_to_string(inhibitor->what)), |
653 | strempty(inhibitor->who), | |
654 | strempty(inhibitor->why), | |
655 | strempty(inhibit_mode_to_string(inhibitor->mode)), | |
656 | (uint32_t) inhibitor->uid, | |
657 | (uint32_t) inhibitor->pid); | |
658 | if (r < 0) | |
ebcf1f97 | 659 | return r; |
cc377381 LP |
660 | } |
661 | ||
662 | r = sd_bus_message_close_container(reply); | |
663 | if (r < 0) | |
ebcf1f97 | 664 | return r; |
cc377381 | 665 | |
9030ca46 | 666 | return sd_bus_send(NULL, reply, NULL); |
cc377381 LP |
667 | } |
668 | ||
19070062 | 669 | static int method_create_session(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
a4cd87e9 | 670 | const char *service, *type, *class, *cseat, *tty, *display, *remote_user, *remote_host, *desktop; |
c7543606 | 671 | _cleanup_free_ char *id = NULL; |
cc377381 | 672 | Session *session = NULL; |
bc2b6332 | 673 | uint32_t audit_id = 0; |
cc377381 LP |
674 | Manager *m = userdata; |
675 | User *user = NULL; | |
676 | Seat *seat = NULL; | |
06820eaf LP |
677 | pid_t leader; |
678 | uid_t uid; | |
cc377381 LP |
679 | int remote; |
680 | uint32_t vtnr = 0; | |
681 | SessionType t; | |
682 | SessionClass c; | |
683 | int r; | |
684 | ||
cc377381 LP |
685 | assert(message); |
686 | assert(m); | |
687 | ||
06820eaf LP |
688 | assert_cc(sizeof(pid_t) == sizeof(uint32_t)); |
689 | assert_cc(sizeof(uid_t) == sizeof(uint32_t)); | |
690 | ||
124d7cb2 ZJS |
691 | r = sd_bus_message_read(message, "uusssssussbss", |
692 | &uid, &leader, &service, &type, &class, &desktop, &cseat, | |
693 | &vtnr, &tty, &display, &remote, &remote_user, &remote_host); | |
cc377381 | 694 | if (r < 0) |
ebcf1f97 | 695 | return r; |
cc377381 | 696 | |
06820eaf LP |
697 | if (!uid_is_valid(uid)) |
698 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid UID"); | |
bc2b6332 | 699 | if (leader < 0 || leader == 1 || leader == getpid_cached()) |
ebcf1f97 | 700 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid leader PID"); |
98a28fef | 701 | |
e2acb67b LP |
702 | if (isempty(type)) |
703 | t = _SESSION_TYPE_INVALID; | |
704 | else { | |
705 | t = session_type_from_string(type); | |
706 | if (t < 0) | |
124d7cb2 ZJS |
707 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
708 | "Invalid session type %s", type); | |
e2acb67b | 709 | } |
98a28fef | 710 | |
55efac6c | 711 | if (isempty(class)) |
e2acb67b LP |
712 | c = _SESSION_CLASS_INVALID; |
713 | else { | |
55efac6c | 714 | c = session_class_from_string(class); |
e2acb67b | 715 | if (c < 0) |
124d7cb2 ZJS |
716 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
717 | "Invalid session class %s", class); | |
e2acb67b | 718 | } |
55efac6c | 719 | |
a4cd87e9 LP |
720 | if (isempty(desktop)) |
721 | desktop = NULL; | |
722 | else { | |
723 | if (!string_is_safe(desktop)) | |
124d7cb2 ZJS |
724 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
725 | "Invalid desktop string %s", desktop); | |
a4cd87e9 LP |
726 | } |
727 | ||
954449b8 LP |
728 | if (isempty(cseat)) |
729 | seat = NULL; | |
98a28fef | 730 | else { |
954449b8 LP |
731 | seat = hashmap_get(m->seats, cseat); |
732 | if (!seat) | |
124d7cb2 ZJS |
733 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_SEAT, |
734 | "No seat '%s' known", cseat); | |
98a28fef LP |
735 | } |
736 | ||
98a28fef | 737 | if (tty_is_vc(tty)) { |
4d6d6518 | 738 | int v; |
98a28fef | 739 | |
954449b8 | 740 | if (!seat) |
92432fcc DH |
741 | seat = m->seat0; |
742 | else if (seat != m->seat0) | |
124d7cb2 ZJS |
743 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
744 | "TTY %s is virtual console but seat %s is not seat0", tty, seat->id); | |
98a28fef | 745 | |
4d6d6518 | 746 | v = vtnr_from_tty(tty); |
4d6d6518 | 747 | if (v <= 0) |
124d7cb2 ZJS |
748 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
749 | "Cannot determine VT number from virtual console TTY %s", tty); | |
98a28fef | 750 | |
bc2b6332 | 751 | if (vtnr == 0) |
4d6d6518 LP |
752 | vtnr = (uint32_t) v; |
753 | else if (vtnr != (uint32_t) v) | |
124d7cb2 ZJS |
754 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
755 | "Specified TTY and VT number do not match"); | |
cc377381 | 756 | |
d1122ad5 LP |
757 | } else if (tty_is_console(tty)) { |
758 | ||
954449b8 | 759 | if (!seat) |
92432fcc DH |
760 | seat = m->seat0; |
761 | else if (seat != m->seat0) | |
124d7cb2 ZJS |
762 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
763 | "Console TTY specified but seat is not seat0"); | |
d1122ad5 LP |
764 | |
765 | if (vtnr != 0) | |
124d7cb2 ZJS |
766 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
767 | "Console TTY specified but VT number is not 0"); | |
978cf3c7 | 768 | } |
98a28fef | 769 | |
954449b8 | 770 | if (seat) { |
bf7825ae | 771 | if (seat_has_vts(seat)) { |
bc2b6332 | 772 | if (vtnr <= 0 || vtnr > 63) |
124d7cb2 ZJS |
773 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
774 | "VT number out of range"); | |
4d6d6518 | 775 | } else { |
d1122ad5 | 776 | if (vtnr != 0) |
124d7cb2 ZJS |
777 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
778 | "Seat has no VTs but VT number not 0"); | |
4d6d6518 LP |
779 | } |
780 | } | |
781 | ||
e2acb67b LP |
782 | if (t == _SESSION_TYPE_INVALID) { |
783 | if (!isempty(display)) | |
784 | t = SESSION_X11; | |
785 | else if (!isempty(tty)) | |
786 | t = SESSION_TTY; | |
787 | else | |
788 | t = SESSION_UNSPECIFIED; | |
789 | } | |
790 | ||
791 | if (c == _SESSION_CLASS_INVALID) { | |
a4cd87e9 | 792 | if (t == SESSION_UNSPECIFIED) |
e2acb67b | 793 | c = SESSION_BACKGROUND; |
a4cd87e9 LP |
794 | else |
795 | c = SESSION_USER; | |
e2acb67b LP |
796 | } |
797 | ||
06820eaf | 798 | if (leader == 0) { |
4afd3348 | 799 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
5b12334d LP |
800 | |
801 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
802 | if (r < 0) | |
803 | return r; | |
804 | ||
5b12334d | 805 | r = sd_bus_creds_get_pid(creds, (pid_t*) &leader); |
cc377381 | 806 | if (r < 0) |
ebcf1f97 | 807 | return r; |
9444b1f2 LP |
808 | } |
809 | ||
124d7cb2 ZJS |
810 | /* Check if we are already in a logind session. Or if we are in user@.service |
811 | * which is a special PAM session that avoids creating a logind session. */ | |
bc2b6332 | 812 | r = manager_get_user_by_pid(m, leader, NULL); |
e8a3144e AJ |
813 | if (r < 0) |
814 | return r; | |
bc2b6332 | 815 | if (r > 0) |
124d7cb2 ZJS |
816 | return sd_bus_error_setf(error, BUS_ERROR_SESSION_BUSY, |
817 | "Already running in a session or user slice"); | |
b80120c4 DH |
818 | |
819 | /* | |
820 | * Old gdm and lightdm start the user-session on the same VT as | |
821 | * the greeter session. But they destroy the greeter session | |
822 | * after the user-session and want the user-session to take | |
823 | * over the VT. We need to support this for | |
824 | * backwards-compatibility, so make sure we allow new sessions | |
cc85d562 DH |
825 | * on a VT that a greeter is running on. Furthermore, to allow |
826 | * re-logins, we have to allow a greeter to take over a used VT for | |
827 | * the exact same reasons. | |
b80120c4 | 828 | */ |
cc85d562 DH |
829 | if (c != SESSION_GREETER && |
830 | vtnr > 0 && | |
b80120c4 DH |
831 | vtnr < m->seat0->position_count && |
832 | m->seat0->positions[vtnr] && | |
833 | m->seat0->positions[vtnr]->class != SESSION_GREETER) | |
834 | return sd_bus_error_setf(error, BUS_ERROR_SESSION_BUSY, "Already occupied by a session"); | |
21c390cc | 835 | |
183e0738 | 836 | if (hashmap_size(m->sessions) >= m->sessions_max) |
124d7cb2 ZJS |
837 | return sd_bus_error_setf(error, SD_BUS_ERROR_LIMITS_EXCEEDED, |
838 | "Maximum number of sessions (%" PRIu64 ") reached, refusing further sessions.", | |
839 | m->sessions_max); | |
183e0738 | 840 | |
3a87a86e LP |
841 | (void) audit_session_from_pid(leader, &audit_id); |
842 | if (audit_session_is_valid(audit_id)) { | |
954449b8 | 843 | /* Keep our session IDs and the audit session IDs in sync */ |
21c390cc | 844 | |
de0671ee | 845 | if (asprintf(&id, "%"PRIu32, audit_id) < 0) |
ebcf1f97 | 846 | return -ENOMEM; |
21c390cc | 847 | |
b0bd159f LP |
848 | /* Wut? There's already a session by this name and we didn't find it above? Weird, then let's |
849 | * not trust the audit data and let's better register a new ID */ | |
850 | if (hashmap_contains(m->sessions, id)) { | |
bc2b6332 | 851 | log_warning("Existing logind session ID %s used by new audit session, ignoring.", id); |
3a87a86e | 852 | audit_id = AUDIT_SESSION_INVALID; |
97b11eed | 853 | id = mfree(id); |
07714753 | 854 | } |
954449b8 | 855 | } |
07714753 | 856 | |
954449b8 | 857 | if (!id) { |
07714753 | 858 | do { |
97b11eed | 859 | id = mfree(id); |
07714753 | 860 | |
cc377381 | 861 | if (asprintf(&id, "c%lu", ++m->session_counter) < 0) |
ebcf1f97 | 862 | return -ENOMEM; |
07714753 | 863 | |
b0bd159f | 864 | } while (hashmap_contains(m->sessions, id)); |
98a28fef LP |
865 | } |
866 | ||
3b92c086 LP |
867 | /* The generated names should not clash with 'auto' or 'self' */ |
868 | assert(!SESSION_IS_SELF(id)); | |
869 | assert(!SESSION_IS_AUTO(id)); | |
870 | ||
5238e957 | 871 | /* If we are not watching utmp already, try again */ |
3d0ef5c7 LP |
872 | manager_reconnect_utmp(m); |
873 | ||
954449b8 | 874 | r = manager_add_user_by_uid(m, uid, &user); |
ebcf1f97 | 875 | if (r < 0) |
954449b8 LP |
876 | goto fail; |
877 | ||
9444b1f2 | 878 | r = manager_add_session(m, id, &session); |
ebcf1f97 | 879 | if (r < 0) |
98a28fef LP |
880 | goto fail; |
881 | ||
9444b1f2 | 882 | session_set_user(session, user); |
fe3ab845 YW |
883 | r = session_set_leader(session, leader); |
884 | if (r < 0) | |
885 | goto fail; | |
9444b1f2 | 886 | |
98a28fef | 887 | session->type = t; |
55efac6c | 888 | session->class = c; |
98a28fef | 889 | session->remote = remote; |
98a28fef LP |
890 | session->vtnr = vtnr; |
891 | ||
98a28fef LP |
892 | if (!isempty(tty)) { |
893 | session->tty = strdup(tty); | |
894 | if (!session->tty) { | |
ebcf1f97 | 895 | r = -ENOMEM; |
98a28fef LP |
896 | goto fail; |
897 | } | |
3d0ef5c7 LP |
898 | |
899 | session->tty_validity = TTY_FROM_PAM; | |
98a28fef LP |
900 | } |
901 | ||
902 | if (!isempty(display)) { | |
903 | session->display = strdup(display); | |
904 | if (!session->display) { | |
ebcf1f97 | 905 | r = -ENOMEM; |
98a28fef LP |
906 | goto fail; |
907 | } | |
908 | } | |
909 | ||
910 | if (!isempty(remote_user)) { | |
911 | session->remote_user = strdup(remote_user); | |
912 | if (!session->remote_user) { | |
ebcf1f97 | 913 | r = -ENOMEM; |
98a28fef LP |
914 | goto fail; |
915 | } | |
916 | } | |
917 | ||
918 | if (!isempty(remote_host)) { | |
919 | session->remote_host = strdup(remote_host); | |
920 | if (!session->remote_host) { | |
ebcf1f97 | 921 | r = -ENOMEM; |
98a28fef LP |
922 | goto fail; |
923 | } | |
924 | } | |
925 | ||
926 | if (!isempty(service)) { | |
927 | session->service = strdup(service); | |
928 | if (!session->service) { | |
ebcf1f97 | 929 | r = -ENOMEM; |
98a28fef LP |
930 | goto fail; |
931 | } | |
932 | } | |
933 | ||
a4cd87e9 LP |
934 | if (!isempty(desktop)) { |
935 | session->desktop = strdup(desktop); | |
936 | if (!session->desktop) { | |
937 | r = -ENOMEM; | |
938 | goto fail; | |
939 | } | |
940 | } | |
941 | ||
954449b8 LP |
942 | if (seat) { |
943 | r = seat_attach_session(seat, session); | |
ebcf1f97 | 944 | if (r < 0) |
98a28fef LP |
945 | goto fail; |
946 | } | |
947 | ||
22f93314 JS |
948 | r = sd_bus_message_enter_container(message, 'a', "(sv)"); |
949 | if (r < 0) | |
d88ffeee | 950 | goto fail; |
22f93314 | 951 | |
25a1ab4e | 952 | r = session_start(session, message, error); |
22f93314 JS |
953 | if (r < 0) |
954 | goto fail; | |
955 | ||
956 | r = sd_bus_message_exit_container(message); | |
ebcf1f97 | 957 | if (r < 0) |
98a28fef LP |
958 | goto fail; |
959 | ||
cc377381 | 960 | session->create_message = sd_bus_message_ref(message); |
98a28fef | 961 | |
bc2b6332 | 962 | /* Now, let's wait until the slice unit and stuff got created. We send the reply back from |
f7340ab2 | 963 | * session_send_create_reply(). */ |
cba38758 | 964 | |
cc377381 | 965 | return 1; |
98a28fef LP |
966 | |
967 | fail: | |
98a28fef LP |
968 | if (session) |
969 | session_add_to_gc_queue(session); | |
970 | ||
971 | if (user) | |
972 | user_add_to_gc_queue(user); | |
973 | ||
98a28fef LP |
974 | return r; |
975 | } | |
976 | ||
19070062 | 977 | static int method_release_session(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
978 | Manager *m = userdata; |
979 | Session *session; | |
980 | const char *name; | |
981 | int r; | |
314b4b0a | 982 | |
cc377381 LP |
983 | assert(message); |
984 | assert(m); | |
985 | ||
986 | r = sd_bus_message_read(message, "s", &name); | |
987 | if (r < 0) | |
ebcf1f97 | 988 | return r; |
cc377381 | 989 | |
309a29df LP |
990 | r = manager_get_session_from_creds(m, message, name, error, &session); |
991 | if (r < 0) | |
992 | return r; | |
cc377381 | 993 | |
ad8780c9 ZJS |
994 | r = session_release(session); |
995 | if (r < 0) | |
996 | return r; | |
cc377381 | 997 | |
df2d202e | 998 | return sd_bus_reply_method_return(message, NULL); |
cc377381 LP |
999 | } |
1000 | ||
19070062 | 1001 | static int method_activate_session(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1002 | Manager *m = userdata; |
1003 | Session *session; | |
1004 | const char *name; | |
1005 | int r; | |
f8e2fb7b | 1006 | |
cc377381 | 1007 | assert(message); |
f8e2fb7b | 1008 | assert(m); |
cc377381 LP |
1009 | |
1010 | r = sd_bus_message_read(message, "s", &name); | |
1011 | if (r < 0) | |
ebcf1f97 | 1012 | return r; |
cc377381 | 1013 | |
309a29df LP |
1014 | r = manager_get_session_from_creds(m, message, name, error, &session); |
1015 | if (r < 0) | |
1016 | return r; | |
cc377381 | 1017 | |
19070062 | 1018 | return bus_session_method_activate(message, session, error); |
cc377381 LP |
1019 | } |
1020 | ||
19070062 | 1021 | static int method_activate_session_on_seat(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1022 | const char *session_name, *seat_name; |
1023 | Manager *m = userdata; | |
1024 | Session *session; | |
1025 | Seat *seat; | |
1026 | int r; | |
1027 | ||
f8e2fb7b | 1028 | assert(message); |
cc377381 | 1029 | assert(m); |
f8e2fb7b | 1030 | |
3b92c086 | 1031 | /* Same as ActivateSession() but refuses to work if the seat doesn't match */ |
f8e2fb7b | 1032 | |
cc377381 LP |
1033 | r = sd_bus_message_read(message, "ss", &session_name, &seat_name); |
1034 | if (r < 0) | |
ebcf1f97 | 1035 | return r; |
eecd1362 | 1036 | |
309a29df LP |
1037 | r = manager_get_session_from_creds(m, message, session_name, error, &session); |
1038 | if (r < 0) | |
1039 | return r; | |
beaafb2e | 1040 | |
309a29df LP |
1041 | r = manager_get_seat_from_creds(m, message, seat_name, error, &seat); |
1042 | if (r < 0) | |
1043 | return r; | |
314b4b0a | 1044 | |
cc377381 | 1045 | if (session->seat != seat) |
124d7cb2 ZJS |
1046 | return sd_bus_error_setf(error, BUS_ERROR_SESSION_NOT_ON_SEAT, |
1047 | "Session %s not on seat %s", session_name, seat_name); | |
cc377381 LP |
1048 | |
1049 | r = session_activate(session); | |
f8e2fb7b | 1050 | if (r < 0) |
ebcf1f97 | 1051 | return r; |
f8e2fb7b | 1052 | |
df2d202e | 1053 | return sd_bus_reply_method_return(message, NULL); |
cc377381 | 1054 | } |
f8e2fb7b | 1055 | |
19070062 | 1056 | static int method_lock_session(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1057 | Manager *m = userdata; |
1058 | Session *session; | |
1059 | const char *name; | |
1060 | int r; | |
f8e2fb7b | 1061 | |
cc377381 LP |
1062 | assert(message); |
1063 | assert(m); | |
f8e2fb7b | 1064 | |
cc377381 LP |
1065 | r = sd_bus_message_read(message, "s", &name); |
1066 | if (r < 0) | |
ebcf1f97 | 1067 | return r; |
f8e2fb7b | 1068 | |
309a29df LP |
1069 | r = manager_get_session_from_creds(m, message, name, error, &session); |
1070 | if (r < 0) | |
1071 | return r; | |
f8e2fb7b | 1072 | |
19070062 | 1073 | return bus_session_method_lock(message, session, error); |
cc377381 | 1074 | } |
f8e2fb7b | 1075 | |
19070062 | 1076 | static int method_lock_sessions(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1077 | Manager *m = userdata; |
1078 | int r; | |
f8e2fb7b | 1079 | |
cc377381 LP |
1080 | assert(message); |
1081 | assert(m); | |
f8e2fb7b | 1082 | |
c529695e LP |
1083 | r = bus_verify_polkit_async( |
1084 | message, | |
1085 | CAP_SYS_ADMIN, | |
1086 | "org.freedesktop.login1.lock-sessions", | |
403ed0e5 | 1087 | NULL, |
c529695e LP |
1088 | false, |
1089 | UID_INVALID, | |
1090 | &m->polkit_registry, | |
1091 | error); | |
1092 | if (r < 0) | |
1093 | return r; | |
1094 | if (r == 0) | |
1095 | return 1; /* Will call us back */ | |
1096 | ||
cc377381 LP |
1097 | r = session_send_lock_all(m, streq(sd_bus_message_get_member(message), "LockSessions")); |
1098 | if (r < 0) | |
ebcf1f97 | 1099 | return r; |
f8e2fb7b | 1100 | |
df2d202e | 1101 | return sd_bus_reply_method_return(message, NULL); |
cc377381 LP |
1102 | } |
1103 | ||
19070062 | 1104 | static int method_kill_session(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c529695e | 1105 | const char *name; |
cc377381 LP |
1106 | Manager *m = userdata; |
1107 | Session *session; | |
cc377381 LP |
1108 | int r; |
1109 | ||
cc377381 LP |
1110 | assert(message); |
1111 | assert(m); | |
1112 | ||
c529695e | 1113 | r = sd_bus_message_read(message, "s", &name); |
cc377381 | 1114 | if (r < 0) |
ebcf1f97 | 1115 | return r; |
cc377381 | 1116 | |
309a29df LP |
1117 | r = manager_get_session_from_creds(m, message, name, error, &session); |
1118 | if (r < 0) | |
1119 | return r; | |
f8e2fb7b | 1120 | |
19070062 | 1121 | return bus_session_method_kill(message, session, error); |
cc377381 | 1122 | } |
f8e2fb7b | 1123 | |
19070062 | 1124 | static int method_kill_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1125 | Manager *m = userdata; |
1126 | uint32_t uid; | |
cc377381 LP |
1127 | User *user; |
1128 | int r; | |
f8e2fb7b | 1129 | |
cc377381 LP |
1130 | assert(message); |
1131 | assert(m); | |
1132 | ||
c529695e | 1133 | r = sd_bus_message_read(message, "u", &uid); |
cc377381 | 1134 | if (r < 0) |
ebcf1f97 | 1135 | return r; |
cc377381 | 1136 | |
309a29df LP |
1137 | r = manager_get_user_from_creds(m, message, uid, error, &user); |
1138 | if (r < 0) | |
1139 | return r; | |
cc377381 | 1140 | |
19070062 | 1141 | return bus_user_method_kill(message, user, error); |
cc377381 LP |
1142 | } |
1143 | ||
19070062 | 1144 | static int method_terminate_session(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1145 | Manager *m = userdata; |
1146 | const char *name; | |
1147 | Session *session; | |
1148 | int r; | |
1149 | ||
cc377381 LP |
1150 | assert(message); |
1151 | assert(m); | |
1152 | ||
1153 | r = sd_bus_message_read(message, "s", &name); | |
1154 | if (r < 0) | |
ebcf1f97 | 1155 | return r; |
cc377381 | 1156 | |
309a29df LP |
1157 | r = manager_get_session_from_creds(m, message, name, error, &session); |
1158 | if (r < 0) | |
1159 | return r; | |
cc377381 | 1160 | |
19070062 | 1161 | return bus_session_method_terminate(message, session, error); |
cc377381 LP |
1162 | } |
1163 | ||
19070062 | 1164 | static int method_terminate_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1165 | Manager *m = userdata; |
1166 | uint32_t uid; | |
1167 | User *user; | |
1168 | int r; | |
1169 | ||
cc377381 LP |
1170 | assert(message); |
1171 | assert(m); | |
1172 | ||
1173 | r = sd_bus_message_read(message, "u", &uid); | |
1174 | if (r < 0) | |
ebcf1f97 | 1175 | return r; |
cc377381 | 1176 | |
309a29df LP |
1177 | r = manager_get_user_from_creds(m, message, uid, error, &user); |
1178 | if (r < 0) | |
1179 | return r; | |
cc377381 | 1180 | |
19070062 | 1181 | return bus_user_method_terminate(message, user, error); |
cc377381 LP |
1182 | } |
1183 | ||
19070062 | 1184 | static int method_terminate_seat(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1185 | Manager *m = userdata; |
1186 | const char *name; | |
1187 | Seat *seat; | |
1188 | int r; | |
1189 | ||
cc377381 LP |
1190 | assert(message); |
1191 | assert(m); | |
1192 | ||
1193 | r = sd_bus_message_read(message, "s", &name); | |
1194 | if (r < 0) | |
ebcf1f97 | 1195 | return r; |
cc377381 | 1196 | |
309a29df LP |
1197 | r = manager_get_seat_from_creds(m, message, name, error, &seat); |
1198 | if (r < 0) | |
1199 | return r; | |
cc377381 | 1200 | |
19070062 | 1201 | return bus_seat_method_terminate(message, seat, error); |
cc377381 LP |
1202 | } |
1203 | ||
19070062 | 1204 | static int method_set_user_linger(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
34160d91 | 1205 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
cc377381 LP |
1206 | _cleanup_free_ char *cc = NULL; |
1207 | Manager *m = userdata; | |
152199f2 | 1208 | int r, b, interactive; |
cc377381 LP |
1209 | struct passwd *pw; |
1210 | const char *path; | |
34160d91 | 1211 | uint32_t uid, auth_uid; |
cc377381 | 1212 | |
cc377381 LP |
1213 | assert(message); |
1214 | assert(m); | |
1215 | ||
1216 | r = sd_bus_message_read(message, "ubb", &uid, &b, &interactive); | |
1217 | if (r < 0) | |
ebcf1f97 | 1218 | return r; |
cc377381 | 1219 | |
34160d91 AJ |
1220 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID | |
1221 | SD_BUS_CREDS_OWNER_UID|SD_BUS_CREDS_AUGMENT, &creds); | |
1222 | if (r < 0) | |
1223 | return r; | |
309a29df | 1224 | |
34160d91 AJ |
1225 | if (!uid_is_valid(uid)) { |
1226 | /* Note that we get the owner UID of the session or user unit, | |
1227 | * not the actual client UID here! */ | |
309a29df LP |
1228 | r = sd_bus_creds_get_owner_uid(creds, &uid); |
1229 | if (r < 0) | |
1230 | return r; | |
34160d91 | 1231 | } |
06820eaf | 1232 | |
34160d91 AJ |
1233 | /* owner_uid is racy, so for authorization we must use euid */ |
1234 | r = sd_bus_creds_get_euid(creds, &auth_uid); | |
1235 | if (r < 0) | |
1236 | return r; | |
309a29df | 1237 | |
cc377381 LP |
1238 | errno = 0; |
1239 | pw = getpwuid(uid); | |
1240 | if (!pw) | |
66855de7 | 1241 | return errno_or_else(ENOENT); |
cc377381 | 1242 | |
f3885791 LP |
1243 | r = bus_verify_polkit_async( |
1244 | message, | |
1245 | CAP_SYS_ADMIN, | |
34160d91 AJ |
1246 | uid == auth_uid ? "org.freedesktop.login1.set-self-linger" : |
1247 | "org.freedesktop.login1.set-user-linger", | |
403ed0e5 | 1248 | NULL, |
f3885791 | 1249 | interactive, |
c529695e | 1250 | UID_INVALID, |
f3885791 LP |
1251 | &m->polkit_registry, |
1252 | error); | |
cc377381 | 1253 | if (r < 0) |
ebcf1f97 | 1254 | return r; |
cc377381 LP |
1255 | if (r == 0) |
1256 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1257 | ||
6e5dcce4 | 1258 | (void) mkdir_p_label("/var/lib/systemd", 0755); |
37c1d5e9 | 1259 | r = mkdir_safe_label("/var/lib/systemd/linger", 0755, 0, 0, MKDIR_WARN_MODE); |
cc377381 | 1260 | if (r < 0) |
ebcf1f97 | 1261 | return r; |
cc377381 LP |
1262 | |
1263 | cc = cescape(pw->pw_name); | |
1264 | if (!cc) | |
ebcf1f97 | 1265 | return -ENOMEM; |
cc377381 | 1266 | |
63c372cb | 1267 | path = strjoina("/var/lib/systemd/linger/", cc); |
cc377381 LP |
1268 | if (b) { |
1269 | User *u; | |
1270 | ||
1271 | r = touch(path); | |
1272 | if (r < 0) | |
ebcf1f97 | 1273 | return r; |
cc377381 LP |
1274 | |
1275 | if (manager_add_user_by_uid(m, uid, &u) >= 0) | |
1276 | user_start(u); | |
1277 | ||
1278 | } else { | |
1279 | User *u; | |
1280 | ||
1281 | r = unlink(path); | |
1282 | if (r < 0 && errno != ENOENT) | |
ebcf1f97 | 1283 | return -errno; |
cc377381 | 1284 | |
8cb4ab00 | 1285 | u = hashmap_get(m->users, UID_TO_PTR(uid)); |
cc377381 LP |
1286 | if (u) |
1287 | user_add_to_gc_queue(u); | |
1288 | } | |
1289 | ||
df2d202e | 1290 | return sd_bus_reply_method_return(message, NULL); |
f8e2fb7b LP |
1291 | } |
1292 | ||
4f209af7 YW |
1293 | static int trigger_device(Manager *m, sd_device *d) { |
1294 | _cleanup_(sd_device_enumerator_unrefp) sd_device_enumerator *e = NULL; | |
b668e064 LP |
1295 | int r; |
1296 | ||
1297 | assert(m); | |
1298 | ||
4f209af7 YW |
1299 | r = sd_device_enumerator_new(&e); |
1300 | if (r < 0) | |
1301 | return r; | |
1302 | ||
1303 | r = sd_device_enumerator_allow_uninitialized(e); | |
1304 | if (r < 0) | |
1305 | return r; | |
b668e064 | 1306 | |
2eb916cd | 1307 | if (d) { |
4f209af7 | 1308 | r = sd_device_enumerator_add_match_parent(e, d); |
06acf2d4 LP |
1309 | if (r < 0) |
1310 | return r; | |
2eb916cd LP |
1311 | } |
1312 | ||
8437c059 | 1313 | FOREACH_DEVICE(e, d) { |
cc377381 | 1314 | _cleanup_free_ char *t = NULL; |
b668e064 LP |
1315 | const char *p; |
1316 | ||
4f209af7 YW |
1317 | r = sd_device_get_syspath(d, &p); |
1318 | if (r < 0) | |
1319 | return r; | |
b668e064 | 1320 | |
b910cc72 | 1321 | t = path_join(p, "uevent"); |
06acf2d4 LP |
1322 | if (!t) |
1323 | return -ENOMEM; | |
b668e064 | 1324 | |
57512c89 | 1325 | (void) write_string_file(t, "change", WRITE_STRING_FILE_DISABLE_BUFFER); |
b668e064 LP |
1326 | } |
1327 | ||
06acf2d4 | 1328 | return 0; |
b668e064 LP |
1329 | } |
1330 | ||
47a26690 | 1331 | static int attach_device(Manager *m, const char *seat, const char *sysfs) { |
4f209af7 | 1332 | _cleanup_(sd_device_unrefp) sd_device *d = NULL; |
7fd1b19b | 1333 | _cleanup_free_ char *rule = NULL, *file = NULL; |
c28fa3d3 | 1334 | const char *id_for_seat; |
47a26690 LP |
1335 | int r; |
1336 | ||
1337 | assert(m); | |
1338 | assert(seat); | |
1339 | assert(sysfs); | |
1340 | ||
4f209af7 YW |
1341 | r = sd_device_new_from_syspath(&d, sysfs); |
1342 | if (r < 0) | |
1343 | return r; | |
47a26690 | 1344 | |
4f209af7 | 1345 | if (sd_device_has_tag(d, "seat") <= 0) |
06acf2d4 | 1346 | return -ENODEV; |
47a26690 | 1347 | |
4f209af7 | 1348 | if (sd_device_get_property_value(d, "ID_FOR_SEAT", &id_for_seat) < 0) |
06acf2d4 | 1349 | return -ENODEV; |
47a26690 | 1350 | |
06acf2d4 LP |
1351 | if (asprintf(&file, "/etc/udev/rules.d/72-seat-%s.rules", id_for_seat) < 0) |
1352 | return -ENOMEM; | |
47a26690 | 1353 | |
06acf2d4 LP |
1354 | if (asprintf(&rule, "TAG==\"seat\", ENV{ID_FOR_SEAT}==\"%s\", ENV{ID_SEAT}=\"%s\"", id_for_seat, seat) < 0) |
1355 | return -ENOMEM; | |
47a26690 | 1356 | |
4f209af7 | 1357 | (void) mkdir_p_label("/etc/udev/rules.d", 0755); |
574d5f2d | 1358 | r = write_string_file_atomic_label(file, rule); |
a0a0c7f1 | 1359 | if (r < 0) |
06acf2d4 | 1360 | return r; |
47a26690 | 1361 | |
06acf2d4 | 1362 | return trigger_device(m, d); |
47a26690 LP |
1363 | } |
1364 | ||
b668e064 | 1365 | static int flush_devices(Manager *m) { |
7fd1b19b | 1366 | _cleanup_closedir_ DIR *d; |
b668e064 LP |
1367 | |
1368 | assert(m); | |
1369 | ||
1370 | d = opendir("/etc/udev/rules.d"); | |
1371 | if (!d) { | |
1372 | if (errno != ENOENT) | |
56f64d95 | 1373 | log_warning_errno(errno, "Failed to open /etc/udev/rules.d: %m"); |
b668e064 LP |
1374 | } else { |
1375 | struct dirent *de; | |
1376 | ||
8fb3f009 | 1377 | FOREACH_DIRENT_ALL(de, d, break) { |
28e68bb2 | 1378 | dirent_ensure_type(d, de); |
b668e064 LP |
1379 | if (!dirent_is_file(de)) |
1380 | continue; | |
1381 | ||
1382 | if (!startswith(de->d_name, "72-seat-")) | |
1383 | continue; | |
1384 | ||
1385 | if (!endswith(de->d_name, ".rules")) | |
1386 | continue; | |
1387 | ||
1388 | if (unlinkat(dirfd(d), de->d_name, 0) < 0) | |
56f64d95 | 1389 | log_warning_errno(errno, "Failed to unlink %s: %m", de->d_name); |
b668e064 | 1390 | } |
b668e064 LP |
1391 | } |
1392 | ||
1393 | return trigger_device(m, NULL); | |
1394 | } | |
1395 | ||
19070062 | 1396 | static int method_attach_device(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1397 | const char *sysfs, *seat; |
1398 | Manager *m = userdata; | |
1399 | int interactive, r; | |
1400 | ||
cc377381 LP |
1401 | assert(message); |
1402 | assert(m); | |
1403 | ||
1404 | r = sd_bus_message_read(message, "ssb", &seat, &sysfs, &interactive); | |
1405 | if (r < 0) | |
ebcf1f97 | 1406 | return r; |
cc377381 | 1407 | |
bda06130 LP |
1408 | if (!path_is_normalized(sysfs)) |
1409 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not normalized", sysfs); | |
cc377381 | 1410 | if (!path_startswith(sysfs, "/sys")) |
ebcf1f97 | 1411 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not in /sys", sysfs); |
cc377381 | 1412 | |
ed179418 LP |
1413 | if (SEAT_IS_SELF(seat) || SEAT_IS_AUTO(seat)) { |
1414 | Seat *found; | |
1415 | ||
1416 | r = manager_get_seat_from_creds(m, message, seat, error, &found); | |
1417 | if (r < 0) | |
1418 | return r; | |
1419 | ||
1420 | seat = found->id; | |
1421 | ||
1422 | } else if (!seat_name_is_valid(seat)) /* Note that a seat does not have to exist yet for this operation to succeed */ | |
1423 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Seat name %s is not valid", seat); | |
cc377381 | 1424 | |
f3885791 LP |
1425 | r = bus_verify_polkit_async( |
1426 | message, | |
1427 | CAP_SYS_ADMIN, | |
1428 | "org.freedesktop.login1.attach-device", | |
403ed0e5 | 1429 | NULL, |
f3885791 | 1430 | interactive, |
c529695e | 1431 | UID_INVALID, |
f3885791 LP |
1432 | &m->polkit_registry, |
1433 | error); | |
cc377381 | 1434 | if (r < 0) |
ebcf1f97 | 1435 | return r; |
cc377381 LP |
1436 | if (r == 0) |
1437 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1438 | ||
1439 | r = attach_device(m, seat, sysfs); | |
1440 | if (r < 0) | |
ebcf1f97 | 1441 | return r; |
cc377381 | 1442 | |
df2d202e | 1443 | return sd_bus_reply_method_return(message, NULL); |
cc377381 LP |
1444 | } |
1445 | ||
19070062 | 1446 | static int method_flush_devices(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
1447 | Manager *m = userdata; |
1448 | int interactive, r; | |
1449 | ||
cc377381 LP |
1450 | assert(message); |
1451 | assert(m); | |
1452 | ||
1453 | r = sd_bus_message_read(message, "b", &interactive); | |
1454 | if (r < 0) | |
ebcf1f97 | 1455 | return r; |
cc377381 | 1456 | |
f3885791 LP |
1457 | r = bus_verify_polkit_async( |
1458 | message, | |
1459 | CAP_SYS_ADMIN, | |
1460 | "org.freedesktop.login1.flush-devices", | |
403ed0e5 | 1461 | NULL, |
f3885791 | 1462 | interactive, |
c529695e | 1463 | UID_INVALID, |
f3885791 LP |
1464 | &m->polkit_registry, |
1465 | error); | |
cc377381 | 1466 | if (r < 0) |
ebcf1f97 | 1467 | return r; |
cc377381 LP |
1468 | if (r == 0) |
1469 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
1470 | ||
1471 | r = flush_devices(m); | |
1472 | if (r < 0) | |
ebcf1f97 | 1473 | return r; |
cc377381 | 1474 | |
df2d202e | 1475 | return sd_bus_reply_method_return(message, NULL); |
cc377381 LP |
1476 | } |
1477 | ||
89f13440 | 1478 | static int have_multiple_sessions( |
89f13440 | 1479 | Manager *m, |
409133be | 1480 | uid_t uid) { |
89f13440 | 1481 | |
2154761f MS |
1482 | Session *session; |
1483 | Iterator i; | |
89f13440 LP |
1484 | |
1485 | assert(m); | |
1486 | ||
1ca04b87 LP |
1487 | /* Check for other users' sessions. Greeter sessions do not |
1488 | * count, and non-login sessions do not count either. */ | |
2154761f | 1489 | HASHMAP_FOREACH(session, m->sessions, i) |
1ca04b87 | 1490 | if (session->class == SESSION_USER && |
22c902fa | 1491 | session->user->user_record->uid != uid) |
2154761f | 1492 | return true; |
89f13440 LP |
1493 | |
1494 | return false; | |
1495 | } | |
1496 | ||
314b4b0a LP |
1497 | static int bus_manager_log_shutdown( |
1498 | Manager *m, | |
314b4b0a LP |
1499 | const char *unit_name) { |
1500 | ||
5744f59a | 1501 | const char *p, *q; |
314b4b0a LP |
1502 | |
1503 | assert(m); | |
1504 | assert(unit_name); | |
1505 | ||
314b4b0a | 1506 | if (streq(unit_name, SPECIAL_POWEROFF_TARGET)) { |
f868cb58 | 1507 | p = "MESSAGE=System is powering down"; |
314b4b0a | 1508 | q = "SHUTDOWN=power-off"; |
314b4b0a | 1509 | } else if (streq(unit_name, SPECIAL_REBOOT_TARGET)) { |
f868cb58 | 1510 | p = "MESSAGE=System is rebooting"; |
314b4b0a | 1511 | q = "SHUTDOWN=reboot"; |
36b69c31 LP |
1512 | } else if (streq(unit_name, SPECIAL_HALT_TARGET)) { |
1513 | p = "MESSAGE=System is halting"; | |
1514 | q = "SHUTDOWN=halt"; | |
314b4b0a | 1515 | } else if (streq(unit_name, SPECIAL_KEXEC_TARGET)) { |
f868cb58 | 1516 | p = "MESSAGE=System is rebooting with kexec"; |
314b4b0a LP |
1517 | q = "SHUTDOWN=kexec"; |
1518 | } else { | |
f868cb58 | 1519 | p = "MESSAGE=System is shutting down"; |
314b4b0a LP |
1520 | q = NULL; |
1521 | } | |
1522 | ||
f868cb58 ZJS |
1523 | if (isempty(m->wall_message)) |
1524 | p = strjoina(p, "."); | |
1525 | else | |
1526 | p = strjoina(p, " (", m->wall_message, ")."); | |
9ef15026 | 1527 | |
e2cc6eca | 1528 | return log_struct(LOG_NOTICE, |
2b044526 | 1529 | "MESSAGE_ID=" SD_MESSAGE_SHUTDOWN_STR, |
314b4b0a | 1530 | p, |
a1230ff9 | 1531 | q); |
314b4b0a LP |
1532 | } |
1533 | ||
b5d3e168 KS |
1534 | static int lid_switch_ignore_handler(sd_event_source *e, uint64_t usec, void *userdata) { |
1535 | Manager *m = userdata; | |
1536 | ||
1537 | assert(e); | |
1538 | assert(m); | |
1539 | ||
1540 | m->lid_switch_ignore_event_source = sd_event_source_unref(m->lid_switch_ignore_event_source); | |
1541 | return 0; | |
1542 | } | |
1543 | ||
1544 | int manager_set_lid_switch_ignore(Manager *m, usec_t until) { | |
1545 | int r; | |
1546 | ||
1547 | assert(m); | |
1548 | ||
1549 | if (until <= now(CLOCK_MONOTONIC)) | |
1550 | return 0; | |
1551 | ||
1552 | /* We want to ignore the lid switch for a while after each | |
1553 | * suspend, and after boot-up. Hence let's install a timer for | |
1554 | * this. As long as the event source exists we ignore the lid | |
1555 | * switch. */ | |
1556 | ||
1557 | if (m->lid_switch_ignore_event_source) { | |
1558 | usec_t u; | |
1559 | ||
1560 | r = sd_event_source_get_time(m->lid_switch_ignore_event_source, &u); | |
1561 | if (r < 0) | |
1562 | return r; | |
1563 | ||
1564 | if (until <= u) | |
1565 | return 0; | |
1566 | ||
1567 | r = sd_event_source_set_time(m->lid_switch_ignore_event_source, until); | |
1568 | } else | |
6a0f1f6d LP |
1569 | r = sd_event_add_time( |
1570 | m->event, | |
1571 | &m->lid_switch_ignore_event_source, | |
1572 | CLOCK_MONOTONIC, | |
1573 | until, 0, | |
1574 | lid_switch_ignore_handler, m); | |
b5d3e168 KS |
1575 | |
1576 | return r; | |
1577 | } | |
1578 | ||
6d7f7fd4 | 1579 | static int send_prepare_for(Manager *m, InhibitWhat w, bool _active) { |
6d7f7fd4 AJ |
1580 | int active = _active; |
1581 | ||
1582 | assert(m); | |
06c2f0a8 | 1583 | assert(IN_SET(w, INHIBIT_SHUTDOWN, INHIBIT_SLEEP)); |
6d7f7fd4 AJ |
1584 | |
1585 | return sd_bus_emit_signal(m->bus, | |
1586 | "/org/freedesktop/login1", | |
1587 | "org.freedesktop.login1.Manager", | |
06c2f0a8 | 1588 | w == INHIBIT_SHUTDOWN ? "PrepareForShutdown" : "PrepareForSleep", |
6d7f7fd4 AJ |
1589 | "b", |
1590 | active); | |
1591 | } | |
1592 | ||
314b4b0a LP |
1593 | static int execute_shutdown_or_sleep( |
1594 | Manager *m, | |
1595 | InhibitWhat w, | |
1596 | const char *unit_name, | |
cc377381 | 1597 | sd_bus_error *error) { |
314b4b0a | 1598 | |
4afd3348 | 1599 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
cc377381 | 1600 | const char *p; |
cc377381 | 1601 | int r; |
eecd1362 | 1602 | |
af9792ac | 1603 | assert(m); |
b61fa4e0 | 1604 | assert(w > 0); |
314b4b0a | 1605 | assert(w < _INHIBIT_WHAT_MAX); |
d889a206 | 1606 | assert(unit_name); |
eecd1362 | 1607 | |
df75a1a8 AJ |
1608 | if (w == INHIBIT_SHUTDOWN) |
1609 | bus_manager_log_shutdown(m, unit_name); | |
314b4b0a | 1610 | |
df75a1a8 AJ |
1611 | r = sd_bus_call_method( |
1612 | m->bus, | |
1613 | "org.freedesktop.systemd1", | |
1614 | "/org/freedesktop/systemd1", | |
1615 | "org.freedesktop.systemd1.Manager", | |
1616 | "StartUnit", | |
1617 | error, | |
1618 | &reply, | |
1619 | "ss", unit_name, "replace-irreversibly"); | |
1620 | if (r < 0) | |
6d7f7fd4 | 1621 | goto error; |
af9792ac | 1622 | |
df75a1a8 AJ |
1623 | r = sd_bus_message_read(reply, "o", &p); |
1624 | if (r < 0) | |
6d7f7fd4 | 1625 | goto error; |
af9792ac | 1626 | |
6b9f8b71 YW |
1627 | r = free_and_strdup(&m->action_job, p); |
1628 | if (r < 0) | |
6d7f7fd4 | 1629 | goto error; |
af9792ac | 1630 | |
314b4b0a | 1631 | m->action_unit = unit_name; |
314b4b0a | 1632 | m->action_what = w; |
af9792ac | 1633 | |
f9cd6be1 | 1634 | /* Make sure the lid switch is ignored for a while */ |
9d10cbee | 1635 | manager_set_lid_switch_ignore(m, now(CLOCK_MONOTONIC) + m->holdoff_timeout_usec); |
f9cd6be1 | 1636 | |
af9792ac | 1637 | return 0; |
6d7f7fd4 AJ |
1638 | |
1639 | error: | |
1640 | /* Tell people that they now may take a lock again */ | |
401e33ed | 1641 | (void) send_prepare_for(m, w, false); |
6d7f7fd4 AJ |
1642 | |
1643 | return r; | |
eecd1362 LP |
1644 | } |
1645 | ||
418b22b8 | 1646 | int manager_dispatch_delayed(Manager *manager, bool timeout) { |
c0f32805 | 1647 | |
4afd3348 | 1648 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
c0f32805 | 1649 | Inhibitor *offending = NULL; |
c0f32805 DM |
1650 | int r; |
1651 | ||
1652 | assert(manager); | |
c0f32805 DM |
1653 | |
1654 | if (manager->action_what == 0 || manager->action_job) | |
1655 | return 0; | |
1656 | ||
1657 | if (manager_is_inhibited(manager, manager->action_what, INHIBIT_DELAY, NULL, false, false, 0, &offending)) { | |
1658 | _cleanup_free_ char *comm = NULL, *u = NULL; | |
1659 | ||
418b22b8 DM |
1660 | if (!timeout) |
1661 | return 0; | |
1662 | ||
c0f32805 DM |
1663 | (void) get_process_comm(offending->pid, &comm); |
1664 | u = uid_to_name(offending->uid); | |
1665 | ||
1666 | log_notice("Delay lock is active (UID "UID_FMT"/%s, PID "PID_FMT"/%s) but inhibitor timeout is reached.", | |
1667 | offending->uid, strna(u), | |
1668 | offending->pid, strna(comm)); | |
1669 | } | |
1670 | ||
1671 | /* Actually do the operation */ | |
1672 | r = execute_shutdown_or_sleep(manager, manager->action_what, manager->action_unit, &error); | |
1673 | if (r < 0) { | |
6d7f7fd4 AJ |
1674 | log_warning("Error during inhibitor-delayed operation (already returned success to client): %s", |
1675 | bus_error_message(&error, r)); | |
c0f32805 DM |
1676 | |
1677 | manager->action_unit = NULL; | |
1678 | manager->action_what = 0; | |
418b22b8 | 1679 | return r; |
c0f32805 DM |
1680 | } |
1681 | ||
418b22b8 DM |
1682 | return 1; |
1683 | } | |
1684 | ||
1685 | static int manager_inhibit_timeout_handler( | |
1686 | sd_event_source *s, | |
1687 | uint64_t usec, | |
1688 | void *userdata) { | |
1689 | ||
1690 | Manager *manager = userdata; | |
1691 | int r; | |
1692 | ||
1693 | assert(manager); | |
1694 | assert(manager->inhibit_timeout_source == s); | |
1695 | ||
1696 | r = manager_dispatch_delayed(manager, true); | |
1697 | return (r < 0) ? r : 0; | |
c0f32805 DM |
1698 | } |
1699 | ||
314b4b0a LP |
1700 | static int delay_shutdown_or_sleep( |
1701 | Manager *m, | |
1702 | InhibitWhat w, | |
1703 | const char *unit_name) { | |
eecd1362 | 1704 | |
c0f32805 DM |
1705 | int r; |
1706 | usec_t timeout_val; | |
1707 | ||
eecd1362 | 1708 | assert(m); |
d889a206 LP |
1709 | assert(w >= 0); |
1710 | assert(w < _INHIBIT_WHAT_MAX); | |
314b4b0a | 1711 | assert(unit_name); |
eecd1362 | 1712 | |
c0f32805 DM |
1713 | timeout_val = now(CLOCK_MONOTONIC) + m->inhibit_delay_max; |
1714 | ||
1715 | if (m->inhibit_timeout_source) { | |
1716 | r = sd_event_source_set_time(m->inhibit_timeout_source, timeout_val); | |
1717 | if (r < 0) | |
c2a23db0 | 1718 | return log_error_errno(r, "sd_event_source_set_time() failed: %m"); |
c0f32805 DM |
1719 | |
1720 | r = sd_event_source_set_enabled(m->inhibit_timeout_source, SD_EVENT_ONESHOT); | |
1721 | if (r < 0) | |
c2a23db0 | 1722 | return log_error_errno(r, "sd_event_source_set_enabled() failed: %m"); |
c0f32805 DM |
1723 | } else { |
1724 | r = sd_event_add_time(m->event, &m->inhibit_timeout_source, CLOCK_MONOTONIC, | |
1725 | timeout_val, 0, manager_inhibit_timeout_handler, m); | |
1726 | if (r < 0) | |
1727 | return r; | |
1728 | } | |
1729 | ||
314b4b0a LP |
1730 | m->action_unit = unit_name; |
1731 | m->action_what = w; | |
d889a206 LP |
1732 | |
1733 | return 0; | |
1734 | } | |
1735 | ||
069cfc85 LP |
1736 | int bus_manager_shutdown_or_sleep_now_or_later( |
1737 | Manager *m, | |
1738 | const char *unit_name, | |
1739 | InhibitWhat w, | |
cc377381 | 1740 | sd_bus_error *error) { |
069cfc85 | 1741 | |
c8c8ee85 | 1742 | _cleanup_free_ char *load_state = NULL; |
069cfc85 LP |
1743 | bool delayed; |
1744 | int r; | |
1745 | ||
1746 | assert(m); | |
1747 | assert(unit_name); | |
b61fa4e0 | 1748 | assert(w > 0); |
543680f4 | 1749 | assert(w < _INHIBIT_WHAT_MAX); |
af9792ac | 1750 | assert(!m->action_job); |
069cfc85 | 1751 | |
c8c8ee85 ZJS |
1752 | r = unit_load_state(m->bus, unit_name, &load_state); |
1753 | if (r < 0) | |
1754 | return r; | |
1755 | ||
baaa35ad ZJS |
1756 | if (!streq(load_state, "loaded")) |
1757 | return log_notice_errno(SYNTHETIC_ERRNO(EACCES), | |
1758 | "Unit %s is %s, refusing operation.", | |
1759 | unit_name, load_state); | |
c8c8ee85 | 1760 | |
314b4b0a | 1761 | /* Tell everybody to prepare for shutdown/sleep */ |
401e33ed | 1762 | (void) send_prepare_for(m, w, true); |
314b4b0a | 1763 | |
069cfc85 LP |
1764 | delayed = |
1765 | m->inhibit_delay_max > 0 && | |
85a428c6 | 1766 | manager_is_inhibited(m, w, INHIBIT_DELAY, NULL, false, false, 0, NULL); |
069cfc85 LP |
1767 | |
1768 | if (delayed) | |
1769 | /* Shutdown is delayed, keep in mind what we | |
1770 | * want to do, and start a timeout */ | |
1771 | r = delay_shutdown_or_sleep(m, w, unit_name); | |
314b4b0a | 1772 | else |
069cfc85 LP |
1773 | /* Shutdown is not delayed, execute it |
1774 | * immediately */ | |
314b4b0a | 1775 | r = execute_shutdown_or_sleep(m, w, unit_name, error); |
069cfc85 LP |
1776 | |
1777 | return r; | |
1778 | } | |
1779 | ||
b7aa9589 | 1780 | static int verify_shutdown_creds( |
d889a206 | 1781 | Manager *m, |
cc377381 | 1782 | sd_bus_message *message, |
d889a206 | 1783 | InhibitWhat w, |
b7aa9589 | 1784 | bool interactive, |
d889a206 LP |
1785 | const char *action, |
1786 | const char *action_multiple_sessions, | |
1787 | const char *action_ignore_inhibit, | |
ebcf1f97 | 1788 | sd_bus_error *error) { |
d889a206 | 1789 | |
4afd3348 | 1790 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
069cfc85 | 1791 | bool multiple_sessions, blocked; |
cc377381 | 1792 | uid_t uid; |
b7aa9589 | 1793 | int r; |
d889a206 LP |
1794 | |
1795 | assert(m); | |
d889a206 | 1796 | assert(message); |
d889a206 LP |
1797 | assert(w >= 0); |
1798 | assert(w <= _INHIBIT_WHAT_MAX); | |
6524990f | 1799 | |
05bae4a6 | 1800 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds); |
5b12334d LP |
1801 | if (r < 0) |
1802 | return r; | |
1803 | ||
05bae4a6 | 1804 | r = sd_bus_creds_get_euid(creds, &uid); |
cc377381 | 1805 | if (r < 0) |
ebcf1f97 | 1806 | return r; |
409133be | 1807 | |
cc377381 | 1808 | r = have_multiple_sessions(m, uid); |
d889a206 | 1809 | if (r < 0) |
ebcf1f97 | 1810 | return r; |
d889a206 LP |
1811 | |
1812 | multiple_sessions = r > 0; | |
85a428c6 | 1813 | blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL); |
d889a206 | 1814 | |
b7aa9589 | 1815 | if (multiple_sessions && action_multiple_sessions) { |
403ed0e5 | 1816 | r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_multiple_sessions, NULL, interactive, UID_INVALID, &m->polkit_registry, error); |
d889a206 | 1817 | if (r < 0) |
ebcf1f97 | 1818 | return r; |
055d4066 ZJS |
1819 | if (r == 0) |
1820 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
d889a206 LP |
1821 | } |
1822 | ||
b7aa9589 | 1823 | if (blocked && action_ignore_inhibit) { |
403ed0e5 | 1824 | r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action_ignore_inhibit, NULL, interactive, UID_INVALID, &m->polkit_registry, error); |
d889a206 | 1825 | if (r < 0) |
ebcf1f97 | 1826 | return r; |
055d4066 ZJS |
1827 | if (r == 0) |
1828 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
d889a206 LP |
1829 | } |
1830 | ||
b7aa9589 | 1831 | if (!multiple_sessions && !blocked && action) { |
403ed0e5 | 1832 | r = bus_verify_polkit_async(message, CAP_SYS_BOOT, action, NULL, interactive, UID_INVALID, &m->polkit_registry, error); |
d889a206 | 1833 | if (r < 0) |
ebcf1f97 | 1834 | return r; |
055d4066 ZJS |
1835 | if (r == 0) |
1836 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
d889a206 LP |
1837 | } |
1838 | ||
b7aa9589 DM |
1839 | return 0; |
1840 | } | |
1841 | ||
1842 | static int method_do_shutdown_or_sleep( | |
1843 | Manager *m, | |
1844 | sd_bus_message *message, | |
1845 | const char *unit_name, | |
1846 | InhibitWhat w, | |
1847 | const char *action, | |
1848 | const char *action_multiple_sessions, | |
1849 | const char *action_ignore_inhibit, | |
1850 | const char *sleep_verb, | |
1851 | sd_bus_error *error) { | |
1852 | ||
1853 | int interactive, r; | |
1854 | ||
1855 | assert(m); | |
1856 | assert(message); | |
1857 | assert(unit_name); | |
1858 | assert(w >= 0); | |
1859 | assert(w <= _INHIBIT_WHAT_MAX); | |
1860 | ||
1861 | r = sd_bus_message_read(message, "b", &interactive); | |
1862 | if (r < 0) | |
1863 | return r; | |
1864 | ||
1865 | /* Don't allow multiple jobs being executed at the same time */ | |
f8bfa318 | 1866 | if (m->action_what > 0) |
124d7cb2 ZJS |
1867 | return sd_bus_error_setf(error, BUS_ERROR_OPERATION_IN_PROGRESS, |
1868 | "There's already a shutdown or sleep operation in progress"); | |
b7aa9589 DM |
1869 | |
1870 | if (sleep_verb) { | |
1871 | r = can_sleep(sleep_verb); | |
b71c9758 | 1872 | if (r == -ENOSPC) |
8340b762 ZJS |
1873 | return sd_bus_error_set(error, BUS_ERROR_SLEEP_VERB_NOT_SUPPORTED, |
1874 | "Not enough swap space for hibernation"); | |
b71c9758 | 1875 | if (r == 0) |
8340b762 ZJS |
1876 | return sd_bus_error_setf(error, BUS_ERROR_SLEEP_VERB_NOT_SUPPORTED, |
1877 | "Sleep verb \"%s\" not supported", sleep_verb); | |
b7aa9589 DM |
1878 | if (r < 0) |
1879 | return r; | |
b7aa9589 DM |
1880 | } |
1881 | ||
1882 | r = verify_shutdown_creds(m, message, w, interactive, action, action_multiple_sessions, | |
1883 | action_ignore_inhibit, error); | |
1884 | if (r != 0) | |
1885 | return r; | |
1886 | ||
ebcf1f97 | 1887 | r = bus_manager_shutdown_or_sleep_now_or_later(m, unit_name, w, error); |
d889a206 | 1888 | if (r < 0) |
ebcf1f97 | 1889 | return r; |
d889a206 | 1890 | |
df2d202e | 1891 | return sd_bus_reply_method_return(message, NULL); |
eecd1362 LP |
1892 | } |
1893 | ||
19070062 | 1894 | static int method_poweroff(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
3f49d45a LP |
1895 | Manager *m = userdata; |
1896 | ||
cc377381 LP |
1897 | return method_do_shutdown_or_sleep( |
1898 | m, message, | |
1899 | SPECIAL_POWEROFF_TARGET, | |
1900 | INHIBIT_SHUTDOWN, | |
1901 | "org.freedesktop.login1.power-off", | |
1902 | "org.freedesktop.login1.power-off-multiple-sessions", | |
1903 | "org.freedesktop.login1.power-off-ignore-inhibit", | |
1904 | NULL, | |
ebcf1f97 | 1905 | error); |
cc377381 | 1906 | } |
88e3dc90 | 1907 | |
19070062 | 1908 | static int method_reboot(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 1909 | Manager *m = userdata; |
88e3dc90 | 1910 | |
cc377381 LP |
1911 | return method_do_shutdown_or_sleep( |
1912 | m, message, | |
1913 | SPECIAL_REBOOT_TARGET, | |
1914 | INHIBIT_SHUTDOWN, | |
1915 | "org.freedesktop.login1.reboot", | |
1916 | "org.freedesktop.login1.reboot-multiple-sessions", | |
1917 | "org.freedesktop.login1.reboot-ignore-inhibit", | |
1918 | NULL, | |
ebcf1f97 | 1919 | error); |
cc377381 | 1920 | } |
88e3dc90 | 1921 | |
36b69c31 LP |
1922 | static int method_halt(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
1923 | Manager *m = userdata; | |
1924 | ||
1925 | return method_do_shutdown_or_sleep( | |
1926 | m, message, | |
1927 | SPECIAL_HALT_TARGET, | |
1928 | INHIBIT_SHUTDOWN, | |
1929 | "org.freedesktop.login1.halt", | |
1930 | "org.freedesktop.login1.halt-multiple-sessions", | |
1931 | "org.freedesktop.login1.halt-ignore-inhibit", | |
1932 | NULL, | |
1933 | error); | |
1934 | } | |
1935 | ||
19070062 | 1936 | static int method_suspend(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 1937 | Manager *m = userdata; |
88e3dc90 | 1938 | |
cc377381 LP |
1939 | return method_do_shutdown_or_sleep( |
1940 | m, message, | |
1941 | SPECIAL_SUSPEND_TARGET, | |
1942 | INHIBIT_SLEEP, | |
1943 | "org.freedesktop.login1.suspend", | |
1944 | "org.freedesktop.login1.suspend-multiple-sessions", | |
1945 | "org.freedesktop.login1.suspend-ignore-inhibit", | |
1946 | "suspend", | |
ebcf1f97 | 1947 | error); |
cc377381 | 1948 | } |
88e3dc90 | 1949 | |
15e99a43 LP |
1950 | static int method_hibernate(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
1951 | Manager *m = userdata; | |
1952 | ||
1953 | return method_do_shutdown_or_sleep( | |
1954 | m, message, | |
1955 | SPECIAL_HIBERNATE_TARGET, | |
1956 | INHIBIT_SLEEP, | |
1957 | "org.freedesktop.login1.hibernate", | |
1958 | "org.freedesktop.login1.hibernate-multiple-sessions", | |
1959 | "org.freedesktop.login1.hibernate-ignore-inhibit", | |
1960 | "hibernate", | |
1961 | error); | |
1962 | } | |
1963 | ||
1964 | static int method_hybrid_sleep(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
1965 | Manager *m = userdata; | |
1966 | ||
1967 | return method_do_shutdown_or_sleep( | |
1968 | m, message, | |
1969 | SPECIAL_HYBRID_SLEEP_TARGET, | |
1970 | INHIBIT_SLEEP, | |
1971 | "org.freedesktop.login1.hibernate", | |
1972 | "org.freedesktop.login1.hibernate-multiple-sessions", | |
1973 | "org.freedesktop.login1.hibernate-ignore-inhibit", | |
1974 | "hybrid-sleep", | |
1975 | error); | |
1976 | } | |
1977 | ||
e68c79db | 1978 | static int method_suspend_then_hibernate(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c58493c0 ML |
1979 | Manager *m = userdata; |
1980 | ||
1981 | return method_do_shutdown_or_sleep( | |
1982 | m, message, | |
e68c79db | 1983 | SPECIAL_SUSPEND_THEN_HIBERNATE_TARGET, |
c58493c0 ML |
1984 | INHIBIT_SLEEP, |
1985 | "org.freedesktop.login1.hibernate", | |
1986 | "org.freedesktop.login1.hibernate-multiple-sessions", | |
1987 | "org.freedesktop.login1.hibernate-ignore-inhibit", | |
1988 | "hybrid-sleep", | |
1989 | error); | |
1990 | } | |
1991 | ||
867c37f6 DM |
1992 | static int nologin_timeout_handler( |
1993 | sd_event_source *s, | |
1994 | uint64_t usec, | |
1995 | void *userdata) { | |
1996 | ||
1997 | Manager *m = userdata; | |
867c37f6 DM |
1998 | |
1999 | log_info("Creating /run/nologin, blocking further logins..."); | |
2000 | ||
6e11e7e6 LP |
2001 | m->unlink_nologin = |
2002 | create_shutdown_run_nologin_or_warn() >= 0; | |
867c37f6 DM |
2003 | |
2004 | return 0; | |
2005 | } | |
2006 | ||
2007 | static int update_schedule_file(Manager *m) { | |
91b3e7fb | 2008 | _cleanup_free_ char *temp_path = NULL; |
867c37f6 | 2009 | _cleanup_fclose_ FILE *f = NULL; |
91b3e7fb | 2010 | int r; |
867c37f6 DM |
2011 | |
2012 | assert(m); | |
2013 | ||
37c1d5e9 | 2014 | r = mkdir_safe_label("/run/systemd/shutdown", 0755, 0, 0, MKDIR_WARN_MODE); |
867c37f6 DM |
2015 | if (r < 0) |
2016 | return log_error_errno(r, "Failed to create shutdown subdirectory: %m"); | |
2017 | ||
867c37f6 DM |
2018 | r = fopen_temporary("/run/systemd/shutdown/scheduled", &f, &temp_path); |
2019 | if (r < 0) | |
2020 | return log_error_errno(r, "Failed to save information about scheduled shutdowns: %m"); | |
2021 | ||
2022 | (void) fchmod(fileno(f), 0644); | |
2023 | ||
2024 | fprintf(f, | |
2025 | "USEC="USEC_FMT"\n" | |
2026 | "WARN_WALL=%i\n" | |
2027 | "MODE=%s\n", | |
2028 | m->scheduled_shutdown_timeout, | |
2029 | m->enable_wall_messages, | |
2030 | m->scheduled_shutdown_type); | |
2031 | ||
91b3e7fb LP |
2032 | if (!isempty(m->wall_message)) { |
2033 | _cleanup_free_ char *t; | |
2034 | ||
2035 | t = cescape(m->wall_message); | |
2036 | if (!t) { | |
2037 | r = -ENOMEM; | |
2038 | goto fail; | |
2039 | } | |
2040 | ||
867c37f6 | 2041 | fprintf(f, "WALL_MESSAGE=%s\n", t); |
91b3e7fb | 2042 | } |
867c37f6 | 2043 | |
dacd6cee LP |
2044 | r = fflush_and_check(f); |
2045 | if (r < 0) | |
2046 | goto fail; | |
867c37f6 | 2047 | |
dacd6cee | 2048 | if (rename(temp_path, "/run/systemd/shutdown/scheduled") < 0) { |
867c37f6 | 2049 | r = -errno; |
dacd6cee | 2050 | goto fail; |
867c37f6 DM |
2051 | } |
2052 | ||
dacd6cee LP |
2053 | return 0; |
2054 | ||
2055 | fail: | |
2056 | (void) unlink(temp_path); | |
2057 | (void) unlink("/run/systemd/shutdown/scheduled"); | |
2058 | ||
2059 | return log_error_errno(r, "Failed to write information about scheduled shutdowns: %m"); | |
867c37f6 DM |
2060 | } |
2061 | ||
df75a1a8 | 2062 | static void reset_scheduled_shutdown(Manager *m) { |
36b69c31 LP |
2063 | assert(m); |
2064 | ||
df75a1a8 AJ |
2065 | m->scheduled_shutdown_timeout_source = sd_event_source_unref(m->scheduled_shutdown_timeout_source); |
2066 | m->wall_message_timeout_source = sd_event_source_unref(m->wall_message_timeout_source); | |
2067 | m->nologin_timeout_source = sd_event_source_unref(m->nologin_timeout_source); | |
36b69c31 | 2068 | |
df75a1a8 AJ |
2069 | m->scheduled_shutdown_type = mfree(m->scheduled_shutdown_type); |
2070 | m->scheduled_shutdown_timeout = 0; | |
2071 | m->shutdown_dry_run = false; | |
2072 | ||
2073 | if (m->unlink_nologin) { | |
af229d7a | 2074 | (void) unlink_or_warn("/run/nologin"); |
df75a1a8 AJ |
2075 | m->unlink_nologin = false; |
2076 | } | |
36b69c31 | 2077 | |
df75a1a8 AJ |
2078 | (void) unlink("/run/systemd/shutdown/scheduled"); |
2079 | } | |
2080 | ||
8aaa023a DM |
2081 | static int manager_scheduled_shutdown_handler( |
2082 | sd_event_source *s, | |
2083 | uint64_t usec, | |
2084 | void *userdata) { | |
2085 | ||
4afd3348 | 2086 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
8aaa023a DM |
2087 | Manager *m = userdata; |
2088 | const char *target; | |
2089 | int r; | |
2090 | ||
2091 | assert(m); | |
2092 | ||
2093 | if (isempty(m->scheduled_shutdown_type)) | |
2094 | return 0; | |
2095 | ||
36b69c31 | 2096 | if (streq(m->scheduled_shutdown_type, "poweroff")) |
8aaa023a | 2097 | target = SPECIAL_POWEROFF_TARGET; |
36b69c31 | 2098 | else if (streq(m->scheduled_shutdown_type, "reboot")) |
8aaa023a | 2099 | target = SPECIAL_REBOOT_TARGET; |
36b69c31 LP |
2100 | else if (streq(m->scheduled_shutdown_type, "halt")) |
2101 | target = SPECIAL_HALT_TARGET; | |
2102 | else | |
2103 | assert_not_reached("unexpected shutdown type"); | |
8aaa023a | 2104 | |
b498d6ea | 2105 | /* Don't allow multiple jobs being executed at the same time */ |
f8bfa318 | 2106 | if (m->action_what > 0) { |
6d7f7fd4 | 2107 | r = -EALREADY; |
b498d6ea | 2108 | log_error("Scheduled shutdown to %s failed: shutdown or sleep operation already in progress", target); |
6d7f7fd4 | 2109 | goto error; |
b498d6ea AJ |
2110 | } |
2111 | ||
df75a1a8 AJ |
2112 | if (m->shutdown_dry_run) { |
2113 | /* We do not process delay inhibitors here. Otherwise, we | |
2114 | * would have to be considered "in progress" (like the check | |
2115 | * above) for some seconds after our admin has seen the final | |
2116 | * wall message. */ | |
2117 | ||
2118 | bus_manager_log_shutdown(m, target); | |
2119 | log_info("Running in dry run, suppressing action."); | |
2120 | reset_scheduled_shutdown(m); | |
2121 | ||
2122 | return 0; | |
2123 | } | |
2124 | ||
2125 | r = bus_manager_shutdown_or_sleep_now_or_later(m, target, INHIBIT_SHUTDOWN, &error); | |
6d7f7fd4 AJ |
2126 | if (r < 0) { |
2127 | log_error_errno(r, "Scheduled shutdown to %s failed: %m", target); | |
2128 | goto error; | |
2129 | } | |
8aaa023a DM |
2130 | |
2131 | return 0; | |
6d7f7fd4 AJ |
2132 | |
2133 | error: | |
2134 | reset_scheduled_shutdown(m); | |
2135 | return r; | |
8aaa023a DM |
2136 | } |
2137 | ||
19070062 | 2138 | static int method_schedule_shutdown(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
8aaa023a | 2139 | Manager *m = userdata; |
4afd3348 | 2140 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
8aaa023a DM |
2141 | const char *action_multiple_sessions = NULL; |
2142 | const char *action_ignore_inhibit = NULL; | |
2143 | const char *action = NULL; | |
2144 | uint64_t elapse; | |
2145 | char *type; | |
2146 | int r; | |
d13f5e16 | 2147 | bool dry_run = false; |
8aaa023a DM |
2148 | |
2149 | assert(m); | |
2150 | assert(message); | |
2151 | ||
2152 | r = sd_bus_message_read(message, "st", &type, &elapse); | |
2153 | if (r < 0) | |
2154 | return r; | |
2155 | ||
1389f4b9 DM |
2156 | if (startswith(type, "dry-")) { |
2157 | type += 4; | |
d13f5e16 | 2158 | dry_run = true; |
1389f4b9 DM |
2159 | } |
2160 | ||
36b69c31 LP |
2161 | if (streq(type, "poweroff")) { |
2162 | action = "org.freedesktop.login1.power-off"; | |
2163 | action_multiple_sessions = "org.freedesktop.login1.power-off-multiple-sessions"; | |
2164 | action_ignore_inhibit = "org.freedesktop.login1.power-off-ignore-inhibit"; | |
2165 | } else if (streq(type, "reboot")) { | |
8aaa023a DM |
2166 | action = "org.freedesktop.login1.reboot"; |
2167 | action_multiple_sessions = "org.freedesktop.login1.reboot-multiple-sessions"; | |
2168 | action_ignore_inhibit = "org.freedesktop.login1.reboot-ignore-inhibit"; | |
2169 | } else if (streq(type, "halt")) { | |
2170 | action = "org.freedesktop.login1.halt"; | |
2171 | action_multiple_sessions = "org.freedesktop.login1.halt-multiple-sessions"; | |
2172 | action_ignore_inhibit = "org.freedesktop.login1.halt-ignore-inhibit"; | |
8aaa023a DM |
2173 | } else |
2174 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unsupported shutdown type"); | |
2175 | ||
2176 | r = verify_shutdown_creds(m, message, INHIBIT_SHUTDOWN, false, | |
2177 | action, action_multiple_sessions, action_ignore_inhibit, error); | |
2178 | if (r != 0) | |
2179 | return r; | |
2180 | ||
2181 | if (m->scheduled_shutdown_timeout_source) { | |
2182 | r = sd_event_source_set_time(m->scheduled_shutdown_timeout_source, elapse); | |
2183 | if (r < 0) | |
c2a23db0 | 2184 | return log_error_errno(r, "sd_event_source_set_time() failed: %m"); |
8aaa023a DM |
2185 | |
2186 | r = sd_event_source_set_enabled(m->scheduled_shutdown_timeout_source, SD_EVENT_ONESHOT); | |
2187 | if (r < 0) | |
c2a23db0 | 2188 | return log_error_errno(r, "sd_event_source_set_enabled() failed: %m"); |
8aaa023a DM |
2189 | } else { |
2190 | r = sd_event_add_time(m->event, &m->scheduled_shutdown_timeout_source, | |
2191 | CLOCK_REALTIME, elapse, 0, manager_scheduled_shutdown_handler, m); | |
2192 | if (r < 0) | |
c2a23db0 | 2193 | return log_error_errno(r, "sd_event_add_time() failed: %m"); |
8aaa023a DM |
2194 | } |
2195 | ||
2196 | r = free_and_strdup(&m->scheduled_shutdown_type, type); | |
2197 | if (r < 0) { | |
2198 | m->scheduled_shutdown_timeout_source = sd_event_source_unref(m->scheduled_shutdown_timeout_source); | |
2199 | return log_oom(); | |
2200 | } | |
2201 | ||
d13f5e16 LP |
2202 | m->shutdown_dry_run = dry_run; |
2203 | ||
867c37f6 DM |
2204 | if (m->nologin_timeout_source) { |
2205 | r = sd_event_source_set_time(m->nologin_timeout_source, elapse); | |
2206 | if (r < 0) | |
c2a23db0 | 2207 | return log_error_errno(r, "sd_event_source_set_time() failed: %m"); |
867c37f6 DM |
2208 | |
2209 | r = sd_event_source_set_enabled(m->nologin_timeout_source, SD_EVENT_ONESHOT); | |
2210 | if (r < 0) | |
c2a23db0 | 2211 | return log_error_errno(r, "sd_event_source_set_enabled() failed: %m"); |
867c37f6 DM |
2212 | } else { |
2213 | r = sd_event_add_time(m->event, &m->nologin_timeout_source, | |
2214 | CLOCK_REALTIME, elapse - 5 * USEC_PER_MINUTE, 0, nologin_timeout_handler, m); | |
2215 | if (r < 0) | |
c2a23db0 | 2216 | return log_error_errno(r, "sd_event_add_time() failed: %m"); |
867c37f6 DM |
2217 | } |
2218 | ||
8aaa023a DM |
2219 | m->scheduled_shutdown_timeout = elapse; |
2220 | ||
e2fa5721 DM |
2221 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_AUGMENT|SD_BUS_CREDS_TTY|SD_BUS_CREDS_UID, &creds); |
2222 | if (r >= 0) { | |
011062f3 | 2223 | const char *tty = NULL; |
e2fa5721 DM |
2224 | |
2225 | (void) sd_bus_creds_get_uid(creds, &m->scheduled_shutdown_uid); | |
2226 | (void) sd_bus_creds_get_tty(creds, &tty); | |
2227 | ||
2228 | r = free_and_strdup(&m->scheduled_shutdown_tty, tty); | |
2229 | if (r < 0) { | |
2230 | m->scheduled_shutdown_timeout_source = sd_event_source_unref(m->scheduled_shutdown_timeout_source); | |
2231 | return log_oom(); | |
2232 | } | |
2233 | } | |
2234 | ||
2235 | r = manager_setup_wall_message_timer(m); | |
2236 | if (r < 0) | |
2237 | return r; | |
2238 | ||
f8169e62 AJ |
2239 | r = update_schedule_file(m); |
2240 | if (r < 0) | |
2241 | return r; | |
867c37f6 | 2242 | |
8aaa023a DM |
2243 | return sd_bus_reply_method_return(message, NULL); |
2244 | } | |
2245 | ||
19070062 | 2246 | static int method_cancel_scheduled_shutdown(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
8aaa023a DM |
2247 | Manager *m = userdata; |
2248 | bool cancelled; | |
2249 | ||
2250 | assert(m); | |
2251 | assert(message); | |
2252 | ||
2253 | cancelled = m->scheduled_shutdown_type != NULL; | |
1389f4b9 | 2254 | reset_scheduled_shutdown(m); |
fb91034c | 2255 | |
6e78fa4a | 2256 | if (cancelled && m->enable_wall_messages) { |
4afd3348 | 2257 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
e99742ef | 2258 | _cleanup_free_ char *username = NULL; |
e2fa5721 DM |
2259 | const char *tty = NULL; |
2260 | uid_t uid = 0; | |
2261 | int r; | |
2262 | ||
2263 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_AUGMENT|SD_BUS_CREDS_TTY|SD_BUS_CREDS_UID, &creds); | |
2264 | if (r >= 0) { | |
2265 | (void) sd_bus_creds_get_uid(creds, &uid); | |
2266 | (void) sd_bus_creds_get_tty(creds, &tty); | |
2267 | } | |
2268 | ||
e99742ef | 2269 | username = uid_to_name(uid); |
e2fa5721 | 2270 | utmp_wall("The system shutdown has been cancelled", |
e99742ef | 2271 | username, tty, logind_wall_tty_filter, m); |
e2fa5721 DM |
2272 | } |
2273 | ||
8aaa023a DM |
2274 | return sd_bus_reply_method_return(message, "b", cancelled); |
2275 | } | |
2276 | ||
cc377381 LP |
2277 | static int method_can_shutdown_or_sleep( |
2278 | Manager *m, | |
2279 | sd_bus_message *message, | |
2280 | InhibitWhat w, | |
2281 | const char *action, | |
2282 | const char *action_multiple_sessions, | |
2283 | const char *action_ignore_inhibit, | |
ebcf1f97 LP |
2284 | const char *sleep_verb, |
2285 | sd_bus_error *error) { | |
de07ab16 | 2286 | |
4afd3348 | 2287 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
c8c8ee85 | 2288 | HandleAction handle; |
cc377381 LP |
2289 | bool multiple_sessions, challenge, blocked; |
2290 | const char *result = NULL; | |
2291 | uid_t uid; | |
2292 | int r; | |
de07ab16 | 2293 | |
cc377381 LP |
2294 | assert(m); |
2295 | assert(message); | |
2296 | assert(w >= 0); | |
2297 | assert(w <= _INHIBIT_WHAT_MAX); | |
2298 | assert(action); | |
2299 | assert(action_multiple_sessions); | |
2300 | assert(action_ignore_inhibit); | |
de07ab16 | 2301 | |
cc377381 LP |
2302 | if (sleep_verb) { |
2303 | r = can_sleep(sleep_verb); | |
8340b762 | 2304 | if (IN_SET(r, 0, -ENOSPC)) |
b71c9758 | 2305 | return sd_bus_reply_method_return(message, "s", "na"); |
de07ab16 | 2306 | if (r < 0) |
ebcf1f97 | 2307 | return r; |
cc377381 | 2308 | } |
de07ab16 | 2309 | |
05bae4a6 | 2310 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID, &creds); |
5b12334d LP |
2311 | if (r < 0) |
2312 | return r; | |
2313 | ||
05bae4a6 | 2314 | r = sd_bus_creds_get_euid(creds, &uid); |
cc377381 | 2315 | if (r < 0) |
ebcf1f97 | 2316 | return r; |
de07ab16 | 2317 | |
cc377381 LP |
2318 | r = have_multiple_sessions(m, uid); |
2319 | if (r < 0) | |
ebcf1f97 | 2320 | return r; |
de07ab16 | 2321 | |
cc377381 | 2322 | multiple_sessions = r > 0; |
85a428c6 | 2323 | blocked = manager_is_inhibited(m, w, INHIBIT_BLOCK, NULL, false, true, uid, NULL); |
de07ab16 | 2324 | |
c8c8ee85 ZJS |
2325 | handle = handle_action_from_string(sleep_verb); |
2326 | if (handle >= 0) { | |
2327 | const char *target; | |
2328 | ||
2329 | target = manager_target_for_action(handle); | |
2330 | if (target) { | |
2331 | _cleanup_free_ char *load_state = NULL; | |
2332 | ||
2333 | r = unit_load_state(m->bus, target, &load_state); | |
2334 | if (r < 0) | |
2335 | return r; | |
2336 | ||
2337 | if (!streq(load_state, "loaded")) { | |
2338 | result = "no"; | |
2339 | goto finish; | |
2340 | } | |
2341 | } | |
2342 | } | |
2343 | ||
cc377381 | 2344 | if (multiple_sessions) { |
403ed0e5 | 2345 | r = bus_test_polkit(message, CAP_SYS_BOOT, action_multiple_sessions, NULL, UID_INVALID, &challenge, error); |
de07ab16 | 2346 | if (r < 0) |
ebcf1f97 | 2347 | return r; |
bef422ae | 2348 | |
cc377381 LP |
2349 | if (r > 0) |
2350 | result = "yes"; | |
2351 | else if (challenge) | |
2352 | result = "challenge"; | |
2353 | else | |
2354 | result = "no"; | |
2355 | } | |
bef422ae | 2356 | |
cc377381 | 2357 | if (blocked) { |
403ed0e5 | 2358 | r = bus_test_polkit(message, CAP_SYS_BOOT, action_ignore_inhibit, NULL, UID_INVALID, &challenge, error); |
bef422ae | 2359 | if (r < 0) |
ebcf1f97 | 2360 | return r; |
bef422ae | 2361 | |
0c093a62 HT |
2362 | if (r > 0) { |
2363 | if (!result) | |
2364 | result = "yes"; | |
2365 | } else if (challenge) { | |
2366 | if (!result || streq(result, "yes")) | |
2367 | result = "challenge"; | |
2368 | } else | |
cc377381 LP |
2369 | result = "no"; |
2370 | } | |
bef422ae | 2371 | |
cc377381 LP |
2372 | if (!multiple_sessions && !blocked) { |
2373 | /* If neither inhibit nor multiple sessions | |
2374 | * apply then just check the normal policy */ | |
bef422ae | 2375 | |
403ed0e5 | 2376 | r = bus_test_polkit(message, CAP_SYS_BOOT, action, NULL, UID_INVALID, &challenge, error); |
bef422ae | 2377 | if (r < 0) |
ebcf1f97 | 2378 | return r; |
bef422ae | 2379 | |
cc377381 LP |
2380 | if (r > 0) |
2381 | result = "yes"; | |
2382 | else if (challenge) | |
2383 | result = "challenge"; | |
2384 | else | |
2385 | result = "no"; | |
2386 | } | |
bef422ae | 2387 | |
c8c8ee85 | 2388 | finish: |
df2d202e | 2389 | return sd_bus_reply_method_return(message, "s", result); |
cc377381 | 2390 | } |
bef422ae | 2391 | |
19070062 | 2392 | static int method_can_poweroff(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 2393 | Manager *m = userdata; |
bef422ae | 2394 | |
cc377381 LP |
2395 | return method_can_shutdown_or_sleep( |
2396 | m, message, | |
2397 | INHIBIT_SHUTDOWN, | |
2398 | "org.freedesktop.login1.power-off", | |
2399 | "org.freedesktop.login1.power-off-multiple-sessions", | |
2400 | "org.freedesktop.login1.power-off-ignore-inhibit", | |
ebcf1f97 LP |
2401 | NULL, |
2402 | error); | |
cc377381 | 2403 | } |
bef422ae | 2404 | |
19070062 | 2405 | static int method_can_reboot(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 2406 | Manager *m = userdata; |
bef422ae | 2407 | |
cc377381 LP |
2408 | return method_can_shutdown_or_sleep( |
2409 | m, message, | |
2410 | INHIBIT_SHUTDOWN, | |
2411 | "org.freedesktop.login1.reboot", | |
2412 | "org.freedesktop.login1.reboot-multiple-sessions", | |
2413 | "org.freedesktop.login1.reboot-ignore-inhibit", | |
ebcf1f97 LP |
2414 | NULL, |
2415 | error); | |
cc377381 | 2416 | } |
bef422ae | 2417 | |
36b69c31 LP |
2418 | static int method_can_halt(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
2419 | Manager *m = userdata; | |
2420 | ||
2421 | return method_can_shutdown_or_sleep( | |
2422 | m, message, | |
2423 | INHIBIT_SHUTDOWN, | |
2424 | "org.freedesktop.login1.halt", | |
2425 | "org.freedesktop.login1.halt-multiple-sessions", | |
2426 | "org.freedesktop.login1.halt-ignore-inhibit", | |
2427 | NULL, | |
2428 | error); | |
2429 | } | |
2430 | ||
19070062 | 2431 | static int method_can_suspend(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 2432 | Manager *m = userdata; |
7f7bb946 | 2433 | |
cc377381 LP |
2434 | return method_can_shutdown_or_sleep( |
2435 | m, message, | |
2436 | INHIBIT_SLEEP, | |
2437 | "org.freedesktop.login1.suspend", | |
2438 | "org.freedesktop.login1.suspend-multiple-sessions", | |
2439 | "org.freedesktop.login1.suspend-ignore-inhibit", | |
ebcf1f97 LP |
2440 | "suspend", |
2441 | error); | |
cc377381 | 2442 | } |
7f7bb946 | 2443 | |
19070062 | 2444 | static int method_can_hibernate(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 2445 | Manager *m = userdata; |
02b16a19 | 2446 | |
cc377381 LP |
2447 | return method_can_shutdown_or_sleep( |
2448 | m, message, | |
2449 | INHIBIT_SLEEP, | |
2450 | "org.freedesktop.login1.hibernate", | |
2451 | "org.freedesktop.login1.hibernate-multiple-sessions", | |
2452 | "org.freedesktop.login1.hibernate-ignore-inhibit", | |
ebcf1f97 LP |
2453 | "hibernate", |
2454 | error); | |
cc377381 | 2455 | } |
7f7bb946 | 2456 | |
19070062 | 2457 | static int method_can_hybrid_sleep(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 2458 | Manager *m = userdata; |
7f7bb946 | 2459 | |
cc377381 LP |
2460 | return method_can_shutdown_or_sleep( |
2461 | m, message, | |
2462 | INHIBIT_SLEEP, | |
2463 | "org.freedesktop.login1.hibernate", | |
2464 | "org.freedesktop.login1.hibernate-multiple-sessions", | |
2465 | "org.freedesktop.login1.hibernate-ignore-inhibit", | |
ebcf1f97 LP |
2466 | "hybrid-sleep", |
2467 | error); | |
cc377381 | 2468 | } |
38f3fc7d | 2469 | |
e68c79db | 2470 | static int method_can_suspend_then_hibernate(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c58493c0 ML |
2471 | Manager *m = userdata; |
2472 | ||
2473 | return method_can_shutdown_or_sleep( | |
2474 | m, message, | |
2475 | INHIBIT_SLEEP, | |
2476 | "org.freedesktop.login1.hibernate", | |
2477 | "org.freedesktop.login1.hibernate-multiple-sessions", | |
2478 | "org.freedesktop.login1.hibernate-ignore-inhibit", | |
e68c79db | 2479 | "suspend-then-hibernate", |
c58493c0 ML |
2480 | error); |
2481 | } | |
2482 | ||
428b296a VJ |
2483 | static int property_get_reboot_parameter( |
2484 | sd_bus *bus, | |
2485 | const char *path, | |
2486 | const char *interface, | |
2487 | const char *property, | |
2488 | sd_bus_message *reply, | |
2489 | void *userdata, | |
2490 | sd_bus_error *error) { | |
2491 | _cleanup_free_ char *parameter = NULL; | |
2492 | int r; | |
2493 | ||
2494 | assert(bus); | |
2495 | assert(reply); | |
2496 | assert(userdata); | |
2497 | ||
2498 | r = read_reboot_parameter(¶meter); | |
2499 | if (r < 0) | |
2500 | return r; | |
2501 | ||
2502 | return sd_bus_message_append(reply, "s", parameter); | |
2503 | } | |
2504 | ||
2505 | static int method_set_reboot_parameter( | |
2506 | sd_bus_message *message, | |
2507 | void *userdata, | |
2508 | sd_bus_error *error) { | |
2509 | ||
2510 | Manager *m = userdata; | |
2511 | const char *arg; | |
2512 | int r; | |
2513 | ||
2514 | assert(message); | |
2515 | assert(m); | |
2516 | ||
2517 | r = sd_bus_message_read(message, "s", &arg); | |
2518 | if (r < 0) | |
2519 | return r; | |
2520 | ||
2521 | r = detect_container(); | |
2522 | if (r < 0) | |
2523 | return r; | |
2524 | if (r > 0) | |
2525 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, | |
2526 | "Reboot parameter not supported in containers, refusing."); | |
2527 | ||
2528 | r = bus_verify_polkit_async(message, | |
2529 | CAP_SYS_ADMIN, | |
2530 | "org.freedesktop.login1.set-reboot-parameter", | |
2531 | NULL, | |
2532 | false, | |
2533 | UID_INVALID, | |
2534 | &m->polkit_registry, | |
2535 | error); | |
2536 | if (r < 0) | |
2537 | return r; | |
2538 | if (r == 0) | |
2539 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2540 | ||
2541 | r = update_reboot_parameter_and_warn(arg, false); | |
2542 | if (r < 0) | |
2543 | return r; | |
2544 | ||
2545 | return sd_bus_reply_method_return(message, NULL); | |
2546 | } | |
2547 | ||
2548 | static int method_can_reboot_parameter( | |
2549 | sd_bus_message *message, | |
2550 | void *userdata, | |
2551 | sd_bus_error *error) { | |
2552 | ||
2553 | Manager *m = userdata; | |
2554 | int r; | |
2555 | ||
2556 | assert(message); | |
2557 | assert(m); | |
2558 | ||
2559 | r = detect_container(); | |
2560 | if (r < 0) | |
2561 | return r; | |
2562 | if (r > 0) /* Inside containers, specifying a reboot parameter, doesn't make much sense */ | |
2563 | return sd_bus_reply_method_return(message, "s", "na"); | |
2564 | ||
2565 | return return_test_polkit( | |
2566 | message, | |
2567 | CAP_SYS_ADMIN, | |
2568 | "org.freedesktop.login1.set-reboot-parameter", | |
2569 | NULL, | |
2570 | UID_INVALID, | |
2571 | error); | |
2572 | } | |
2573 | ||
5bdf2243 JJ |
2574 | static int property_get_reboot_to_firmware_setup( |
2575 | sd_bus *bus, | |
2576 | const char *path, | |
2577 | const char *interface, | |
2578 | const char *property, | |
2579 | sd_bus_message *reply, | |
2580 | void *userdata, | |
2581 | sd_bus_error *error) { | |
2582 | int r; | |
2583 | ||
2584 | assert(bus); | |
2585 | assert(reply); | |
2586 | assert(userdata); | |
2587 | ||
e667266a LP |
2588 | r = getenv_bool("SYSTEMD_REBOOT_TO_FIRMWARE_SETUP"); |
2589 | if (r == -ENXIO) { | |
2590 | /* EFI case: let's see what is currently configured in the EFI variables */ | |
2591 | r = efi_get_reboot_to_firmware(); | |
2592 | if (r < 0 && r != -EOPNOTSUPP) | |
2593 | log_warning_errno(r, "Failed to determine reboot-to-firmware-setup state: %m"); | |
2594 | } else if (r < 0) | |
2595 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_FIRMWARE_SETUP: %m"); | |
2596 | else if (r > 0) { | |
2597 | /* Non-EFI case: let's see whether /run/systemd/reboot-to-firmware-setup exists. */ | |
2598 | if (access("/run/systemd/reboot-to-firmware-setup", F_OK) < 0) { | |
2599 | if (errno != ENOENT) | |
2600 | log_warning_errno(errno, "Failed to check whether /run/systemd/reboot-to-firmware-setup exists: %m"); | |
2601 | ||
2602 | r = false; | |
2603 | } else | |
2604 | r = true; | |
2605 | } | |
5bdf2243 JJ |
2606 | |
2607 | return sd_bus_message_append(reply, "b", r > 0); | |
2608 | } | |
2609 | ||
2610 | static int method_set_reboot_to_firmware_setup( | |
5bdf2243 JJ |
2611 | sd_bus_message *message, |
2612 | void *userdata, | |
2613 | sd_bus_error *error) { | |
2614 | ||
5bdf2243 | 2615 | Manager *m = userdata; |
e667266a LP |
2616 | bool use_efi; |
2617 | int b, r; | |
5bdf2243 | 2618 | |
5bdf2243 JJ |
2619 | assert(message); |
2620 | assert(m); | |
2621 | ||
889f25b2 | 2622 | r = sd_bus_message_read(message, "b", &b); |
5bdf2243 JJ |
2623 | if (r < 0) |
2624 | return r; | |
2625 | ||
e667266a LP |
2626 | r = getenv_bool("SYSTEMD_REBOOT_TO_FIRMWARE_SETUP"); |
2627 | if (r == -ENXIO) { | |
2628 | /* EFI case: let's see what the firmware supports */ | |
2629 | ||
2630 | r = efi_reboot_to_firmware_supported(); | |
2631 | if (r == -EOPNOTSUPP) | |
2632 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Firmware does not support boot into firmware."); | |
2633 | if (r < 0) | |
2634 | return r; | |
2635 | ||
2636 | use_efi = true; | |
2637 | ||
2638 | } else if (r <= 0) { | |
2639 | /* non-EFI case: $SYSTEMD_REBOOT_TO_FIRMWARE_SETUP is set to off */ | |
2640 | ||
2641 | if (r < 0) | |
2642 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_FIRMWARE_SETUP: %m"); | |
2643 | ||
2644 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Firmware does not support boot into firmware."); | |
2645 | } else | |
2646 | /* non-EFI case: $SYSTEMD_REBOOT_TO_FIRMWARE_SETUP is set to on */ | |
2647 | use_efi = false; | |
2648 | ||
5bdf2243 JJ |
2649 | r = bus_verify_polkit_async(message, |
2650 | CAP_SYS_ADMIN, | |
2651 | "org.freedesktop.login1.set-reboot-to-firmware-setup", | |
403ed0e5 | 2652 | NULL, |
889f25b2 | 2653 | false, |
5bdf2243 JJ |
2654 | UID_INVALID, |
2655 | &m->polkit_registry, | |
2656 | error); | |
2657 | if (r < 0) | |
2658 | return r; | |
2659 | if (r == 0) | |
2660 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2661 | ||
e667266a LP |
2662 | if (use_efi) { |
2663 | r = efi_set_reboot_to_firmware(b); | |
2664 | if (r < 0) | |
2665 | return r; | |
2666 | } else { | |
2667 | if (b) { | |
2668 | r = touch("/run/systemd/reboot-to-firmware-setup"); | |
2669 | if (r < 0) | |
2670 | return r; | |
2671 | } else { | |
2672 | if (unlink("/run/systemd/reboot-to-firmware-setup") < 0 && errno != ENOENT) | |
2673 | return -errno; | |
2674 | } | |
2675 | } | |
5bdf2243 JJ |
2676 | |
2677 | return sd_bus_reply_method_return(message, NULL); | |
2678 | } | |
2679 | ||
2680 | static int method_can_reboot_to_firmware_setup( | |
5bdf2243 JJ |
2681 | sd_bus_message *message, |
2682 | void *userdata, | |
2683 | sd_bus_error *error) { | |
2684 | ||
5bdf2243 | 2685 | Manager *m = userdata; |
e667266a | 2686 | int r; |
5bdf2243 | 2687 | |
5bdf2243 JJ |
2688 | assert(message); |
2689 | assert(m); | |
2690 | ||
e667266a LP |
2691 | r = getenv_bool("SYSTEMD_REBOOT_TO_FIRMWARE_SETUP"); |
2692 | if (r == -ENXIO) { | |
2693 | /* EFI case: let's see what the firmware supports */ | |
2694 | ||
2695 | r = efi_reboot_to_firmware_supported(); | |
2696 | if (r < 0) { | |
2697 | if (r != -EOPNOTSUPP) | |
2698 | log_warning_errno(r, "Failed to determine whether reboot to firmware is supported: %m"); | |
2699 | ||
350f9518 | 2700 | return sd_bus_reply_method_return(message, "s", "na"); |
e667266a | 2701 | } |
6f302ce6 | 2702 | |
e667266a LP |
2703 | } else if (r <= 0) { |
2704 | /* Non-EFI case: let's trust $SYSTEMD_REBOOT_TO_FIRMWARE_SETUP */ | |
2705 | ||
2706 | if (r < 0) | |
2707 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_FIRMWARE_SETUP: %m"); | |
2708 | ||
350f9518 | 2709 | return sd_bus_reply_method_return(message, "s", "na"); |
6f302ce6 | 2710 | } |
5bdf2243 | 2711 | |
350f9518 LP |
2712 | return return_test_polkit( |
2713 | message, | |
2714 | CAP_SYS_ADMIN, | |
2715 | "org.freedesktop.login1.set-reboot-to-firmware-setup", | |
2716 | NULL, | |
2717 | UID_INVALID, | |
2718 | error); | |
5bdf2243 JJ |
2719 | } |
2720 | ||
31b221cf LP |
2721 | static int property_get_reboot_to_boot_loader_menu( |
2722 | sd_bus *bus, | |
2723 | const char *path, | |
2724 | const char *interface, | |
2725 | const char *property, | |
2726 | sd_bus_message *reply, | |
2727 | void *userdata, | |
2728 | sd_bus_error *error) { | |
2729 | ||
2730 | uint64_t x = UINT64_MAX; | |
2731 | int r; | |
2732 | ||
2733 | assert(bus); | |
2734 | assert(reply); | |
2735 | assert(userdata); | |
2736 | ||
2737 | r = getenv_bool("SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU"); | |
2738 | if (r == -ENXIO) { | |
2739 | _cleanup_free_ char *v = NULL; | |
2740 | ||
2741 | /* EFI case: returns the current value of LoaderConfigTimeoutOneShot. Three cases are distuingished: | |
2742 | * | |
2743 | * 1. Variable not set, boot into boot loader menu is not enabled (we return UINT64_MAX to the user) | |
2744 | * 2. Variable set to "0", boot into boot loader menu is enabled with no timeout (we return 0 to the user) | |
2745 | * 3. Variable set to numeric value formatted in ASCII, boot into boot loader menu with the specified timeout in seconds | |
2746 | */ | |
2747 | ||
2748 | r = efi_get_variable_string(EFI_VENDOR_LOADER, "LoaderConfigTimeoutOneShot", &v); | |
2749 | if (r < 0) { | |
2750 | if (r != -ENOENT) | |
2751 | log_warning_errno(r, "Failed to read LoaderConfigTimeoutOneShot variable: %m"); | |
2752 | } else { | |
2753 | uint64_t sec; | |
2754 | ||
2755 | r = safe_atou64(v, &sec); | |
2756 | if (r < 0) | |
2757 | log_warning_errno(r, "Failed to parse LoaderConfigTimeoutOneShot value '%s': %m", v); | |
2758 | else if (sec > (USEC_INFINITY / USEC_PER_SEC)) | |
2759 | log_warning("LoaderConfigTimeoutOneShot too large, ignoring: %m"); | |
2760 | else | |
2761 | x = sec * USEC_PER_SEC; /* return in µs */ | |
2762 | } | |
2763 | ||
2764 | } else if (r < 0) | |
2765 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU: %m"); | |
2766 | else if (r > 0) { | |
2767 | _cleanup_free_ char *v = NULL; | |
2768 | ||
2769 | /* Non-EFI case, let's process /run/systemd/reboot-to-boot-loader-menu. */ | |
2770 | ||
2771 | r = read_one_line_file("/run/systemd/reboot-to-boot-loader-menu", &v); | |
2772 | if (r < 0) { | |
2773 | if (r != -ENOENT) | |
2774 | log_warning_errno(r, "Failed to read /run/systemd/reboot-to-boot-loader-menu: %m"); | |
2775 | } else { | |
2776 | r = safe_atou64(v, &x); | |
2777 | if (r < 0) | |
2778 | log_warning_errno(r, "Failed to parse /run/systemd/reboot-to-boot-loader-menu: %m"); | |
2779 | } | |
2780 | } | |
2781 | ||
2782 | return sd_bus_message_append(reply, "t", x); | |
2783 | } | |
2784 | ||
2785 | static int method_set_reboot_to_boot_loader_menu( | |
2786 | sd_bus_message *message, | |
2787 | void *userdata, | |
2788 | sd_bus_error *error) { | |
2789 | ||
2790 | Manager *m = userdata; | |
2791 | bool use_efi; | |
2792 | uint64_t x; | |
2793 | int r; | |
2794 | ||
2795 | assert(message); | |
2796 | assert(m); | |
2797 | ||
2798 | r = sd_bus_message_read(message, "t", &x); | |
2799 | if (r < 0) | |
2800 | return r; | |
2801 | ||
2802 | r = getenv_bool("SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU"); | |
2803 | if (r == -ENXIO) { | |
2804 | uint64_t features; | |
2805 | ||
2806 | /* EFI case: let's see if booting into boot loader menu is supported. */ | |
2807 | ||
2808 | r = efi_loader_get_features(&features); | |
2809 | if (r < 0) | |
2810 | log_warning_errno(r, "Failed to determine whether reboot to boot loader menu is supported: %m"); | |
2811 | if (r < 0 || !FLAGS_SET(features, EFI_LOADER_FEATURE_CONFIG_TIMEOUT_ONE_SHOT)) | |
2812 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Boot loader does not support boot into boot loader menu."); | |
2813 | ||
2814 | use_efi = true; | |
2815 | ||
2816 | } else if (r <= 0) { | |
2817 | /* non-EFI case: $SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU is set to off */ | |
2818 | ||
2819 | if (r < 0) | |
2820 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU: %m"); | |
2821 | ||
2822 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Boot loader does not support boot into boot loader menu."); | |
2823 | } else | |
2824 | /* non-EFI case: $SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU is set to on */ | |
2825 | use_efi = false; | |
2826 | ||
2827 | r = bus_verify_polkit_async(message, | |
2828 | CAP_SYS_ADMIN, | |
2829 | "org.freedesktop.login1.set-reboot-to-boot-loader-menu", | |
2830 | NULL, | |
2831 | false, | |
2832 | UID_INVALID, | |
2833 | &m->polkit_registry, | |
2834 | error); | |
2835 | if (r < 0) | |
2836 | return r; | |
2837 | if (r == 0) | |
2838 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
2839 | ||
2840 | if (use_efi) { | |
2841 | if (x == UINT64_MAX) | |
2842 | r = efi_set_variable(EFI_VENDOR_LOADER, "LoaderConfigTimeoutOneShot", NULL, 0); | |
2843 | else { | |
2844 | char buf[DECIMAL_STR_MAX(uint64_t) + 1]; | |
2845 | xsprintf(buf, "%" PRIu64, DIV_ROUND_UP(x, USEC_PER_SEC)); /* second granularity */ | |
2846 | ||
2847 | r = efi_set_variable_string(EFI_VENDOR_LOADER, "LoaderConfigTimeoutOneShot", buf); | |
2848 | } | |
2849 | if (r < 0) | |
2850 | return r; | |
2851 | } else { | |
2852 | if (x == UINT64_MAX) { | |
2853 | if (unlink("/run/systemd/reboot-to-loader-menu") < 0 && errno != ENOENT) | |
2854 | return -errno; | |
2855 | } else { | |
2856 | char buf[DECIMAL_STR_MAX(uint64_t) + 1]; | |
2857 | ||
2858 | xsprintf(buf, "%" PRIu64, x); /* µs granularity */ | |
2859 | ||
2860 | r = write_string_file_atomic_label("/run/systemd/reboot-to-loader-menu", buf); | |
2861 | if (r < 0) | |
2862 | return r; | |
2863 | } | |
2864 | } | |
2865 | ||
2866 | return sd_bus_reply_method_return(message, NULL); | |
2867 | } | |
2868 | ||
2869 | static int method_can_reboot_to_boot_loader_menu( | |
2870 | sd_bus_message *message, | |
2871 | void *userdata, | |
2872 | sd_bus_error *error) { | |
2873 | ||
31b221cf | 2874 | Manager *m = userdata; |
31b221cf LP |
2875 | int r; |
2876 | ||
31b221cf LP |
2877 | assert(message); |
2878 | assert(m); | |
2879 | ||
2880 | r = getenv_bool("SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU"); | |
2881 | if (r == -ENXIO) { | |
2882 | uint64_t features = 0; | |
2883 | ||
2884 | /* EFI case, let's see if booting into boot loader menu is supported. */ | |
2885 | ||
2886 | r = efi_loader_get_features(&features); | |
2887 | if (r < 0) | |
2888 | log_warning_errno(r, "Failed to determine whether reboot to boot loader menu is supported: %m"); | |
2889 | if (r < 0 || !FLAGS_SET(features, EFI_LOADER_FEATURE_CONFIG_TIMEOUT_ONE_SHOT)) | |
350f9518 | 2890 | return sd_bus_reply_method_return(message, "s", "na"); |
31b221cf LP |
2891 | |
2892 | } else if (r <= 0) { | |
2893 | /* Non-EFI case: let's trust $SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU */ | |
2894 | ||
2895 | if (r < 0) | |
2896 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_BOOT_LOADER_MENU: %m"); | |
2897 | ||
350f9518 | 2898 | return sd_bus_reply_method_return(message, "s", "na"); |
31b221cf LP |
2899 | } |
2900 | ||
350f9518 LP |
2901 | return return_test_polkit( |
2902 | message, | |
2903 | CAP_SYS_ADMIN, | |
2904 | "org.freedesktop.login1.set-reboot-to-boot-loader-menu", | |
2905 | NULL, | |
2906 | UID_INVALID, | |
2907 | error); | |
31b221cf LP |
2908 | } |
2909 | ||
2910 | static int property_get_reboot_to_boot_loader_entry( | |
2911 | sd_bus *bus, | |
2912 | const char *path, | |
2913 | const char *interface, | |
2914 | const char *property, | |
2915 | sd_bus_message *reply, | |
2916 | void *userdata, | |
2917 | sd_bus_error *error) { | |
2918 | ||
2919 | _cleanup_free_ char *v = NULL; | |
2920 | int r; | |
2921 | ||
2922 | assert(bus); | |
2923 | assert(reply); | |
2924 | assert(userdata); | |
2925 | ||
2926 | r = getenv_bool("SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY"); | |
2927 | if (r == -ENXIO) { | |
2928 | /* EFI case: let's read the LoaderEntryOneShot variable */ | |
2929 | ||
2930 | r = efi_get_variable_string(EFI_VENDOR_LOADER, "LoaderEntryOneShot", &v); | |
2931 | if (r < 0) { | |
2932 | if (r != -ENOENT) | |
2933 | log_warning_errno(r, "Failed to read LoaderEntryOneShot variable: %m"); | |
2934 | } else if (!efi_loader_entry_name_valid(v)) { | |
2935 | log_warning("LoaderEntryOneShot contains invalid entry name '%s', ignoring.", v); | |
2936 | v = mfree(v); | |
2937 | } | |
2938 | } else if (r < 0) | |
2939 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY: %m"); | |
2940 | else if (r > 0) { | |
2941 | ||
2942 | /* Non-EFI case, let's process /run/systemd/reboot-to-boot-loader-entry. */ | |
2943 | ||
2944 | r = read_one_line_file("/run/systemd/reboot-to-boot-loader-entry", &v); | |
2945 | if (r < 0) { | |
2946 | if (r != -ENOENT) | |
2947 | log_warning_errno(r, "Failed to read /run/systemd/reboot-to-boot-loader-entry: %m"); | |
2948 | } else if (!efi_loader_entry_name_valid(v)) { | |
2949 | log_warning("/run/systemd/reboot-to-boot-loader-entry is not valid, ignoring."); | |
2950 | v = mfree(v); | |
2951 | } | |
2952 | } | |
2953 | ||
2954 | return sd_bus_message_append(reply, "s", v); | |
2955 | } | |
2956 | ||
2957 | static int boot_loader_entry_exists(const char *id) { | |
2958 | _cleanup_(boot_config_free) BootConfig config = {}; | |
2959 | int r; | |
2960 | ||
2961 | assert(id); | |
2962 | ||
2963 | r = boot_entries_load_config_auto(NULL, NULL, &config); | |
cc5957dc | 2964 | if (r < 0 && r != -ENOKEY) /* don't complain if no GPT is found, hence skip ENOKEY */ |
31b221cf LP |
2965 | return r; |
2966 | ||
2967 | (void) boot_entries_augment_from_loader(&config, true); | |
2968 | ||
2969 | return boot_config_has_entry(&config, id); | |
2970 | } | |
2971 | ||
2972 | static int method_set_reboot_to_boot_loader_entry( | |
2973 | sd_bus_message *message, | |
2974 | void *userdata, | |
2975 | sd_bus_error *error) { | |
2976 | ||
2977 | Manager *m = userdata; | |
2978 | bool use_efi; | |
2979 | const char *v; | |
2980 | int r; | |
2981 | ||
2982 | assert(message); | |
2983 | assert(m); | |
2984 | ||
2985 | r = sd_bus_message_read(message, "s", &v); | |
2986 | if (r < 0) | |
2987 | return r; | |
2988 | ||
2989 | if (isempty(v)) | |
2990 | v = NULL; | |
2991 | else if (efi_loader_entry_name_valid(v)) { | |
2992 | r = boot_loader_entry_exists(v); | |
2993 | if (r < 0) | |
2994 | return r; | |
2995 | if (r == 0) | |
2996 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Boot loader entry '%s' is not known.", v); | |
2997 | } else | |
2998 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Boot loader entry name '%s' is not valid, refusing.", v); | |
2999 | ||
3000 | r = getenv_bool("SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY"); | |
3001 | if (r == -ENXIO) { | |
3002 | uint64_t features; | |
3003 | ||
3004 | /* EFI case: let's see if booting into boot loader entry is supported. */ | |
3005 | ||
3006 | r = efi_loader_get_features(&features); | |
3007 | if (r < 0) | |
3008 | log_warning_errno(r, "Failed to determine whether reboot into boot loader entry is supported: %m"); | |
3009 | if (r < 0 || !FLAGS_SET(features, EFI_LOADER_FEATURE_ENTRY_ONESHOT)) | |
3010 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Loader does not support boot into boot loader entry."); | |
3011 | ||
3012 | use_efi = true; | |
3013 | ||
3014 | } else if (r <= 0) { | |
3015 | /* non-EFI case: $SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY is set to off */ | |
3016 | ||
3017 | if (r < 0) | |
3018 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY: %m"); | |
3019 | ||
3020 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Loader does not support boot into boot loader entry."); | |
3021 | } else | |
3022 | /* non-EFI case: $SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY is set to on */ | |
3023 | use_efi = false; | |
3024 | ||
3025 | r = bus_verify_polkit_async(message, | |
3026 | CAP_SYS_ADMIN, | |
3027 | "org.freedesktop.login1.set-reboot-to-boot-loader-entry", | |
3028 | NULL, | |
3029 | false, | |
3030 | UID_INVALID, | |
3031 | &m->polkit_registry, | |
3032 | error); | |
3033 | if (r < 0) | |
3034 | return r; | |
3035 | if (r == 0) | |
3036 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
3037 | ||
3038 | if (use_efi) { | |
3039 | if (isempty(v)) | |
3040 | /* Delete item */ | |
3041 | r = efi_set_variable(EFI_VENDOR_LOADER, "LoaderEntryOneShot", NULL, 0); | |
3042 | else | |
3043 | r = efi_set_variable_string(EFI_VENDOR_LOADER, "LoaderEntryOneShot", v); | |
3044 | if (r < 0) | |
3045 | return r; | |
3046 | } else { | |
3047 | if (isempty(v)) { | |
3048 | if (unlink("/run/systemd/reboot-to-boot-loader-entry") < 0 && errno != ENOENT) | |
3049 | return -errno; | |
3050 | } else { | |
3051 | r = write_string_file_atomic_label("/run/systemd/reboot-boot-to-loader-entry", v); | |
3052 | if (r < 0) | |
3053 | return r; | |
3054 | } | |
3055 | } | |
3056 | ||
3057 | return sd_bus_reply_method_return(message, NULL); | |
3058 | } | |
3059 | ||
3060 | static int method_can_reboot_to_boot_loader_entry( | |
3061 | sd_bus_message *message, | |
3062 | void *userdata, | |
3063 | sd_bus_error *error) { | |
3064 | ||
31b221cf | 3065 | Manager *m = userdata; |
31b221cf LP |
3066 | int r; |
3067 | ||
3068 | assert(message); | |
3069 | assert(m); | |
3070 | ||
3071 | r = getenv_bool("SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY"); | |
3072 | if (r == -ENXIO) { | |
3073 | uint64_t features = 0; | |
3074 | ||
3075 | /* EFI case, let's see if booting into boot loader entry is supported. */ | |
3076 | ||
3077 | r = efi_loader_get_features(&features); | |
3078 | if (r < 0) | |
3079 | log_warning_errno(r, "Failed to determine whether reboot to boot loader entry is supported: %m"); | |
3080 | if (r < 0 || !FLAGS_SET(features, EFI_LOADER_FEATURE_ENTRY_ONESHOT)) | |
350f9518 | 3081 | return sd_bus_reply_method_return(message, "s", "na"); |
31b221cf LP |
3082 | |
3083 | } else if (r <= 0) { | |
3084 | /* Non-EFI case: let's trust $SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY */ | |
3085 | ||
3086 | if (r < 0) | |
3087 | log_warning_errno(r, "Failed to parse $SYSTEMD_REBOOT_TO_BOOT_LOADER_ENTRY: %m"); | |
3088 | ||
350f9518 | 3089 | return sd_bus_reply_method_return(message, "s", "na"); |
31b221cf LP |
3090 | } |
3091 | ||
350f9518 LP |
3092 | return return_test_polkit( |
3093 | message, | |
3094 | CAP_SYS_ADMIN, | |
3095 | "org.freedesktop.login1.set-reboot-to-boot-loader-entry", | |
3096 | NULL, | |
3097 | UID_INVALID, | |
3098 | error); | |
31b221cf LP |
3099 | } |
3100 | ||
3101 | static int property_get_boot_loader_entries( | |
3102 | sd_bus *bus, | |
3103 | const char *path, | |
3104 | const char *interface, | |
3105 | const char *property, | |
3106 | sd_bus_message *reply, | |
3107 | void *userdata, | |
3108 | sd_bus_error *error) { | |
3109 | ||
3110 | _cleanup_(boot_config_free) BootConfig config = {}; | |
3111 | size_t i; | |
3112 | int r; | |
3113 | ||
3114 | assert(bus); | |
3115 | assert(reply); | |
3116 | assert(userdata); | |
3117 | ||
3118 | r = boot_entries_load_config_auto(NULL, NULL, &config); | |
cc5957dc | 3119 | if (r < 0 && r != -ENOKEY) /* don't complain if there's no GPT found */ |
31b221cf LP |
3120 | return r; |
3121 | ||
3122 | (void) boot_entries_augment_from_loader(&config, true); | |
3123 | ||
3124 | r = sd_bus_message_open_container(reply, 'a', "s"); | |
3125 | if (r < 0) | |
3126 | return r; | |
3127 | ||
3128 | for (i = 0; i < config.n_entries; i++) { | |
3129 | BootEntry *e = config.entries + i; | |
3130 | ||
3131 | r = sd_bus_message_append(reply, "s", e->id); | |
3132 | if (r < 0) | |
3133 | return r; | |
3134 | } | |
3135 | ||
3136 | return sd_bus_message_close_container(reply); | |
3137 | } | |
3138 | ||
9ef15026 JS |
3139 | static int method_set_wall_message( |
3140 | sd_bus_message *message, | |
3141 | void *userdata, | |
3142 | sd_bus_error *error) { | |
3143 | ||
3144 | int r; | |
3145 | Manager *m = userdata; | |
3146 | char *wall_message; | |
c9482b88 | 3147 | unsigned enable_wall_messages; |
9ef15026 JS |
3148 | |
3149 | assert(message); | |
3150 | assert(m); | |
3151 | ||
3152 | r = sd_bus_message_read(message, "sb", &wall_message, &enable_wall_messages); | |
3153 | if (r < 0) | |
3154 | return r; | |
3155 | ||
3156 | r = bus_verify_polkit_async(message, | |
3157 | CAP_SYS_ADMIN, | |
3158 | "org.freedesktop.login1.set-wall-message", | |
403ed0e5 | 3159 | NULL, |
9ef15026 JS |
3160 | false, |
3161 | UID_INVALID, | |
3162 | &m->polkit_registry, | |
3163 | error); | |
9ef15026 JS |
3164 | if (r < 0) |
3165 | return r; | |
3166 | if (r == 0) | |
3167 | return 1; /* Will call us back */ | |
3168 | ||
28a9ec44 ZJS |
3169 | r = free_and_strdup(&m->wall_message, empty_to_null(wall_message)); |
3170 | if (r < 0) | |
3171 | return log_oom(); | |
5744f59a | 3172 | |
9ef15026 JS |
3173 | m->enable_wall_messages = enable_wall_messages; |
3174 | ||
3175 | return sd_bus_reply_method_return(message, NULL); | |
3176 | } | |
3177 | ||
19070062 | 3178 | static int method_inhibit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 3179 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
cc377381 LP |
3180 | const char *who, *why, *what, *mode; |
3181 | _cleanup_free_ char *id = NULL; | |
3182 | _cleanup_close_ int fifo_fd = -1; | |
3183 | Manager *m = userdata; | |
3184 | Inhibitor *i = NULL; | |
3185 | InhibitMode mm; | |
3186 | InhibitWhat w; | |
3187 | pid_t pid; | |
3188 | uid_t uid; | |
3189 | int r; | |
7f7bb946 | 3190 | |
cc377381 LP |
3191 | assert(message); |
3192 | assert(m); | |
38f3fc7d | 3193 | |
cc377381 LP |
3194 | r = sd_bus_message_read(message, "ssss", &what, &who, &why, &mode); |
3195 | if (r < 0) | |
ebcf1f97 | 3196 | return r; |
38f3fc7d | 3197 | |
cc377381 LP |
3198 | w = inhibit_what_from_string(what); |
3199 | if (w <= 0) | |
124d7cb2 ZJS |
3200 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
3201 | "Invalid what specification %s", what); | |
38f3fc7d | 3202 | |
cc377381 LP |
3203 | mm = inhibit_mode_from_string(mode); |
3204 | if (mm < 0) | |
124d7cb2 ZJS |
3205 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
3206 | "Invalid mode specification %s", mode); | |
7f7bb946 | 3207 | |
cc377381 LP |
3208 | /* Delay is only supported for shutdown/sleep */ |
3209 | if (mm == INHIBIT_DELAY && (w & ~(INHIBIT_SHUTDOWN|INHIBIT_SLEEP))) | |
124d7cb2 ZJS |
3210 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, |
3211 | "Delay inhibitors only supported for shutdown and sleep"); | |
38f3fc7d | 3212 | |
cc377381 LP |
3213 | /* Don't allow taking delay locks while we are already |
3214 | * executing the operation. We shouldn't create the impression | |
3215 | * that the lock was successful if the machine is about to go | |
3216 | * down/suspend any moment. */ | |
3217 | if (m->action_what & w) | |
124d7cb2 ZJS |
3218 | return sd_bus_error_setf(error, BUS_ERROR_OPERATION_IN_PROGRESS, |
3219 | "The operation inhibition has been requested for is already running"); | |
cc377381 | 3220 | |
c529695e LP |
3221 | r = bus_verify_polkit_async( |
3222 | message, | |
3223 | CAP_SYS_BOOT, | |
3224 | w == INHIBIT_SHUTDOWN ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-shutdown" : "org.freedesktop.login1.inhibit-delay-shutdown") : | |
3225 | w == INHIBIT_SLEEP ? (mm == INHIBIT_BLOCK ? "org.freedesktop.login1.inhibit-block-sleep" : "org.freedesktop.login1.inhibit-delay-sleep") : | |
3226 | w == INHIBIT_IDLE ? "org.freedesktop.login1.inhibit-block-idle" : | |
3227 | w == INHIBIT_HANDLE_POWER_KEY ? "org.freedesktop.login1.inhibit-handle-power-key" : | |
3228 | w == INHIBIT_HANDLE_SUSPEND_KEY ? "org.freedesktop.login1.inhibit-handle-suspend-key" : | |
3229 | w == INHIBIT_HANDLE_HIBERNATE_KEY ? "org.freedesktop.login1.inhibit-handle-hibernate-key" : | |
3230 | "org.freedesktop.login1.inhibit-handle-lid-switch", | |
403ed0e5 | 3231 | NULL, |
c529695e LP |
3232 | false, |
3233 | UID_INVALID, | |
3234 | &m->polkit_registry, | |
3235 | error); | |
cc377381 | 3236 | if (r < 0) |
ebcf1f97 | 3237 | return r; |
cc377381 LP |
3238 | if (r == 0) |
3239 | return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */ | |
7f7bb946 | 3240 | |
05bae4a6 | 3241 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_EUID|SD_BUS_CREDS_PID, &creds); |
5b12334d LP |
3242 | if (r < 0) |
3243 | return r; | |
3244 | ||
05bae4a6 | 3245 | r = sd_bus_creds_get_euid(creds, &uid); |
cc377381 | 3246 | if (r < 0) |
ebcf1f97 | 3247 | return r; |
7f7bb946 | 3248 | |
5b12334d | 3249 | r = sd_bus_creds_get_pid(creds, &pid); |
cc377381 | 3250 | if (r < 0) |
ebcf1f97 | 3251 | return r; |
47a26690 | 3252 | |
c5a11ae2 | 3253 | if (hashmap_size(m->inhibitors) >= m->inhibitors_max) |
124d7cb2 ZJS |
3254 | return sd_bus_error_setf(error, SD_BUS_ERROR_LIMITS_EXCEEDED, |
3255 | "Maximum number of inhibitors (%" PRIu64 ") reached, refusing further inhibitors.", | |
3256 | m->inhibitors_max); | |
c5a11ae2 | 3257 | |
cc377381 | 3258 | do { |
97b11eed | 3259 | id = mfree(id); |
47a26690 | 3260 | |
cc377381 | 3261 | if (asprintf(&id, "%lu", ++m->inhibit_counter) < 0) |
ebcf1f97 | 3262 | return -ENOMEM; |
47a26690 | 3263 | |
cc377381 | 3264 | } while (hashmap_get(m->inhibitors, id)); |
47a26690 | 3265 | |
cc377381 LP |
3266 | r = manager_add_inhibitor(m, id, &i); |
3267 | if (r < 0) | |
ebcf1f97 | 3268 | return r; |
47a26690 | 3269 | |
cc377381 LP |
3270 | i->what = w; |
3271 | i->mode = mm; | |
3272 | i->pid = pid; | |
3273 | i->uid = uid; | |
3274 | i->why = strdup(why); | |
3275 | i->who = strdup(who); | |
7f7bb946 | 3276 | |
cc377381 | 3277 | if (!i->why || !i->who) { |
ebcf1f97 | 3278 | r = -ENOMEM; |
cc377381 LP |
3279 | goto fail; |
3280 | } | |
b668e064 | 3281 | |
cc377381 LP |
3282 | fifo_fd = inhibitor_create_fifo(i); |
3283 | if (fifo_fd < 0) { | |
ebcf1f97 | 3284 | r = fifo_fd; |
cc377381 LP |
3285 | goto fail; |
3286 | } | |
b668e064 | 3287 | |
2b695039 LP |
3288 | r = inhibitor_start(i); |
3289 | if (r < 0) | |
3290 | goto fail; | |
b668e064 | 3291 | |
df2d202e | 3292 | return sd_bus_reply_method_return(message, "h", fifo_fd); |
b668e064 | 3293 | |
cc377381 LP |
3294 | fail: |
3295 | if (i) | |
3296 | inhibitor_free(i); | |
89f13440 | 3297 | |
cc377381 LP |
3298 | return r; |
3299 | } | |
3f49d45a | 3300 | |
cc377381 LP |
3301 | const sd_bus_vtable manager_vtable[] = { |
3302 | SD_BUS_VTABLE_START(0), | |
3303 | ||
e2fa5721 DM |
3304 | SD_BUS_WRITABLE_PROPERTY("EnableWallMessages", "b", NULL, NULL, offsetof(Manager, enable_wall_messages), 0), |
3305 | SD_BUS_WRITABLE_PROPERTY("WallMessage", "s", NULL, NULL, offsetof(Manager, wall_message), 0), | |
3306 | ||
556089dc LP |
3307 | SD_BUS_PROPERTY("NAutoVTs", "u", NULL, offsetof(Manager, n_autovts), SD_BUS_VTABLE_PROPERTY_CONST), |
3308 | SD_BUS_PROPERTY("KillOnlyUsers", "as", NULL, offsetof(Manager, kill_only_users), SD_BUS_VTABLE_PROPERTY_CONST), | |
3309 | SD_BUS_PROPERTY("KillExcludeUsers", "as", NULL, offsetof(Manager, kill_exclude_users), SD_BUS_VTABLE_PROPERTY_CONST), | |
3310 | SD_BUS_PROPERTY("KillUserProcesses", "b", NULL, offsetof(Manager, kill_user_processes), SD_BUS_VTABLE_PROPERTY_CONST), | |
428b296a | 3311 | SD_BUS_PROPERTY("RebootParameter", "s", property_get_reboot_parameter, 0, 0), |
c30e0d7b | 3312 | SD_BUS_PROPERTY("RebootToFirmwareSetup", "b", property_get_reboot_to_firmware_setup, 0, 0), |
31b221cf LP |
3313 | SD_BUS_PROPERTY("RebootToBootLoaderMenu", "t", property_get_reboot_to_boot_loader_menu, 0, 0), |
3314 | SD_BUS_PROPERTY("RebootToBootLoaderEntry", "s", property_get_reboot_to_boot_loader_entry, 0, 0), | |
3315 | SD_BUS_PROPERTY("BootLoaderEntries", "as", property_get_boot_loader_entries, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
cc377381 LP |
3316 | SD_BUS_PROPERTY("IdleHint", "b", property_get_idle_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), |
3317 | SD_BUS_PROPERTY("IdleSinceHint", "t", property_get_idle_since_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
3318 | SD_BUS_PROPERTY("IdleSinceHintMonotonic", "t", property_get_idle_since_hint, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
3319 | SD_BUS_PROPERTY("BlockInhibited", "s", property_get_inhibited, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
3320 | SD_BUS_PROPERTY("DelayInhibited", "s", property_get_inhibited, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE), | |
556089dc | 3321 | SD_BUS_PROPERTY("InhibitDelayMaxUSec", "t", NULL, offsetof(Manager, inhibit_delay_max), SD_BUS_VTABLE_PROPERTY_CONST), |
9afe9efb | 3322 | SD_BUS_PROPERTY("UserStopDelayUSec", "t", NULL, offsetof(Manager, user_stop_delay), SD_BUS_VTABLE_PROPERTY_CONST), |
556089dc LP |
3323 | SD_BUS_PROPERTY("HandlePowerKey", "s", property_get_handle_action, offsetof(Manager, handle_power_key), SD_BUS_VTABLE_PROPERTY_CONST), |
3324 | SD_BUS_PROPERTY("HandleSuspendKey", "s", property_get_handle_action, offsetof(Manager, handle_suspend_key), SD_BUS_VTABLE_PROPERTY_CONST), | |
3325 | SD_BUS_PROPERTY("HandleHibernateKey", "s", property_get_handle_action, offsetof(Manager, handle_hibernate_key), SD_BUS_VTABLE_PROPERTY_CONST), | |
3326 | SD_BUS_PROPERTY("HandleLidSwitch", "s", property_get_handle_action, offsetof(Manager, handle_lid_switch), SD_BUS_VTABLE_PROPERTY_CONST), | |
e25937a3 | 3327 | SD_BUS_PROPERTY("HandleLidSwitchExternalPower", "s", property_get_handle_action, offsetof(Manager, handle_lid_switch_ep), SD_BUS_VTABLE_PROPERTY_CONST), |
3c56cab4 | 3328 | SD_BUS_PROPERTY("HandleLidSwitchDocked", "s", property_get_handle_action, offsetof(Manager, handle_lid_switch_docked), SD_BUS_VTABLE_PROPERTY_CONST), |
9d10cbee | 3329 | SD_BUS_PROPERTY("HoldoffTimeoutUSec", "t", NULL, offsetof(Manager, holdoff_timeout_usec), SD_BUS_VTABLE_PROPERTY_CONST), |
556089dc LP |
3330 | SD_BUS_PROPERTY("IdleAction", "s", property_get_handle_action, offsetof(Manager, idle_action), SD_BUS_VTABLE_PROPERTY_CONST), |
3331 | SD_BUS_PROPERTY("IdleActionUSec", "t", NULL, offsetof(Manager, idle_action_usec), SD_BUS_VTABLE_PROPERTY_CONST), | |
cc377381 LP |
3332 | SD_BUS_PROPERTY("PreparingForShutdown", "b", property_get_preparing, 0, 0), |
3333 | SD_BUS_PROPERTY("PreparingForSleep", "b", property_get_preparing, 0, 0), | |
8aaa023a | 3334 | SD_BUS_PROPERTY("ScheduledShutdown", "(st)", property_get_scheduled_shutdown, 0, 0), |
14856079 | 3335 | SD_BUS_PROPERTY("Docked", "b", property_get_docked, 0, 0), |
9b9c23da | 3336 | SD_BUS_PROPERTY("LidClosed", "b", property_get_lid_closed, 0, 0), |
4e96eb68 | 3337 | SD_BUS_PROPERTY("OnExternalPower", "b", property_get_on_external_power, 0, 0), |
6d97d3c6 | 3338 | SD_BUS_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(Manager, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST), |
a7b46b7d | 3339 | SD_BUS_PROPERTY("RuntimeDirectorySize", "t", NULL, offsetof(Manager, runtime_dir_size), SD_BUS_VTABLE_PROPERTY_CONST), |
c5a11ae2 | 3340 | SD_BUS_PROPERTY("InhibitorsMax", "t", NULL, offsetof(Manager, inhibitors_max), SD_BUS_VTABLE_PROPERTY_CONST), |
01adcd69 | 3341 | SD_BUS_PROPERTY("NCurrentInhibitors", "t", property_get_hashmap_size, offsetof(Manager, inhibitors), 0), |
183e0738 | 3342 | SD_BUS_PROPERTY("SessionsMax", "t", NULL, offsetof(Manager, sessions_max), SD_BUS_VTABLE_PROPERTY_CONST), |
01adcd69 | 3343 | SD_BUS_PROPERTY("NCurrentSessions", "t", property_get_hashmap_size, offsetof(Manager, sessions), 0), |
28414939 | 3344 | SD_BUS_PROPERTY("UserTasksMax", "t", property_get_compat_user_tasks_max, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN), |
cc377381 | 3345 | |
adacb957 LP |
3346 | SD_BUS_METHOD("GetSession", "s", "o", method_get_session, SD_BUS_VTABLE_UNPRIVILEGED), |
3347 | SD_BUS_METHOD("GetSessionByPID", "u", "o", method_get_session_by_pid, SD_BUS_VTABLE_UNPRIVILEGED), | |
3348 | SD_BUS_METHOD("GetUser", "u", "o", method_get_user, SD_BUS_VTABLE_UNPRIVILEGED), | |
3349 | SD_BUS_METHOD("GetUserByPID", "u", "o", method_get_user_by_pid, SD_BUS_VTABLE_UNPRIVILEGED), | |
3350 | SD_BUS_METHOD("GetSeat", "s", "o", method_get_seat, SD_BUS_VTABLE_UNPRIVILEGED), | |
3351 | SD_BUS_METHOD("ListSessions", NULL, "a(susso)", method_list_sessions, SD_BUS_VTABLE_UNPRIVILEGED), | |
3352 | SD_BUS_METHOD("ListUsers", NULL, "a(uso)", method_list_users, SD_BUS_VTABLE_UNPRIVILEGED), | |
3353 | SD_BUS_METHOD("ListSeats", NULL, "a(so)", method_list_seats, SD_BUS_VTABLE_UNPRIVILEGED), | |
3354 | SD_BUS_METHOD("ListInhibitors", NULL, "a(ssssuu)", method_list_inhibitors, SD_BUS_VTABLE_UNPRIVILEGED), | |
a4cd87e9 | 3355 | SD_BUS_METHOD("CreateSession", "uusssssussbssa(sv)", "soshusub", method_create_session, 0), |
cc377381 | 3356 | SD_BUS_METHOD("ReleaseSession", "s", NULL, method_release_session, 0), |
adacb957 LP |
3357 | SD_BUS_METHOD("ActivateSession", "s", NULL, method_activate_session, SD_BUS_VTABLE_UNPRIVILEGED), |
3358 | SD_BUS_METHOD("ActivateSessionOnSeat", "ss", NULL, method_activate_session_on_seat, SD_BUS_VTABLE_UNPRIVILEGED), | |
c529695e LP |
3359 | SD_BUS_METHOD("LockSession", "s", NULL, method_lock_session, SD_BUS_VTABLE_UNPRIVILEGED), |
3360 | SD_BUS_METHOD("UnlockSession", "s", NULL, method_lock_session, SD_BUS_VTABLE_UNPRIVILEGED), | |
3361 | SD_BUS_METHOD("LockSessions", NULL, NULL, method_lock_sessions, SD_BUS_VTABLE_UNPRIVILEGED), | |
3362 | SD_BUS_METHOD("UnlockSessions", NULL, NULL, method_lock_sessions, SD_BUS_VTABLE_UNPRIVILEGED), | |
3363 | SD_BUS_METHOD("KillSession", "ssi", NULL, method_kill_session, SD_BUS_VTABLE_UNPRIVILEGED), | |
3364 | SD_BUS_METHOD("KillUser", "ui", NULL, method_kill_user, SD_BUS_VTABLE_UNPRIVILEGED), | |
3365 | SD_BUS_METHOD("TerminateSession", "s", NULL, method_terminate_session, SD_BUS_VTABLE_UNPRIVILEGED), | |
3366 | SD_BUS_METHOD("TerminateUser", "u", NULL, method_terminate_user, SD_BUS_VTABLE_UNPRIVILEGED), | |
3367 | SD_BUS_METHOD("TerminateSeat", "s", NULL, method_terminate_seat, SD_BUS_VTABLE_UNPRIVILEGED), | |
adacb957 LP |
3368 | SD_BUS_METHOD("SetUserLinger", "ubb", NULL, method_set_user_linger, SD_BUS_VTABLE_UNPRIVILEGED), |
3369 | SD_BUS_METHOD("AttachDevice", "ssb", NULL, method_attach_device, SD_BUS_VTABLE_UNPRIVILEGED), | |
3370 | SD_BUS_METHOD("FlushDevices", "b", NULL, method_flush_devices, SD_BUS_VTABLE_UNPRIVILEGED), | |
3371 | SD_BUS_METHOD("PowerOff", "b", NULL, method_poweroff, SD_BUS_VTABLE_UNPRIVILEGED), | |
3372 | SD_BUS_METHOD("Reboot", "b", NULL, method_reboot, SD_BUS_VTABLE_UNPRIVILEGED), | |
36b69c31 | 3373 | SD_BUS_METHOD("Halt", "b", NULL, method_halt, SD_BUS_VTABLE_UNPRIVILEGED), |
adacb957 LP |
3374 | SD_BUS_METHOD("Suspend", "b", NULL, method_suspend, SD_BUS_VTABLE_UNPRIVILEGED), |
3375 | SD_BUS_METHOD("Hibernate", "b", NULL, method_hibernate, SD_BUS_VTABLE_UNPRIVILEGED), | |
3376 | SD_BUS_METHOD("HybridSleep", "b", NULL, method_hybrid_sleep, SD_BUS_VTABLE_UNPRIVILEGED), | |
e68c79db | 3377 | SD_BUS_METHOD("SuspendThenHibernate", "b", NULL, method_suspend_then_hibernate, SD_BUS_VTABLE_UNPRIVILEGED), |
adacb957 LP |
3378 | SD_BUS_METHOD("CanPowerOff", NULL, "s", method_can_poweroff, SD_BUS_VTABLE_UNPRIVILEGED), |
3379 | SD_BUS_METHOD("CanReboot", NULL, "s", method_can_reboot, SD_BUS_VTABLE_UNPRIVILEGED), | |
36b69c31 | 3380 | SD_BUS_METHOD("CanHalt", NULL, "s", method_can_halt, SD_BUS_VTABLE_UNPRIVILEGED), |
adacb957 LP |
3381 | SD_BUS_METHOD("CanSuspend", NULL, "s", method_can_suspend, SD_BUS_VTABLE_UNPRIVILEGED), |
3382 | SD_BUS_METHOD("CanHibernate", NULL, "s", method_can_hibernate, SD_BUS_VTABLE_UNPRIVILEGED), | |
3383 | SD_BUS_METHOD("CanHybridSleep", NULL, "s", method_can_hybrid_sleep, SD_BUS_VTABLE_UNPRIVILEGED), | |
e68c79db | 3384 | SD_BUS_METHOD("CanSuspendThenHibernate", NULL, "s", method_can_suspend_then_hibernate, SD_BUS_VTABLE_UNPRIVILEGED), |
559b5cc2 LP |
3385 | SD_BUS_METHOD("ScheduleShutdown", "st", NULL, method_schedule_shutdown, SD_BUS_VTABLE_UNPRIVILEGED), |
3386 | SD_BUS_METHOD("CancelScheduledShutdown", NULL, "b", method_cancel_scheduled_shutdown, SD_BUS_VTABLE_UNPRIVILEGED), | |
adacb957 | 3387 | SD_BUS_METHOD("Inhibit", "ssss", "h", method_inhibit, SD_BUS_VTABLE_UNPRIVILEGED), |
428b296a VJ |
3388 | SD_BUS_METHOD("CanRebootParameter", NULL, "s", method_can_reboot_parameter, SD_BUS_VTABLE_UNPRIVILEGED), |
3389 | SD_BUS_METHOD("SetRebootParameter", "s", NULL, method_set_reboot_parameter, SD_BUS_VTABLE_UNPRIVILEGED), | |
5bdf2243 | 3390 | SD_BUS_METHOD("CanRebootToFirmwareSetup", NULL, "s", method_can_reboot_to_firmware_setup, SD_BUS_VTABLE_UNPRIVILEGED), |
889f25b2 | 3391 | SD_BUS_METHOD("SetRebootToFirmwareSetup", "b", NULL, method_set_reboot_to_firmware_setup, SD_BUS_VTABLE_UNPRIVILEGED), |
31b221cf LP |
3392 | SD_BUS_METHOD("CanRebootToBootLoaderMenu", NULL, "s", method_can_reboot_to_boot_loader_menu, SD_BUS_VTABLE_UNPRIVILEGED), |
3393 | SD_BUS_METHOD("SetRebootToBootLoaderMenu", "t", NULL, method_set_reboot_to_boot_loader_menu, SD_BUS_VTABLE_UNPRIVILEGED), | |
3394 | SD_BUS_METHOD("CanRebootToBootLoaderEntry", NULL, "s", method_can_reboot_to_boot_loader_entry, SD_BUS_VTABLE_UNPRIVILEGED), | |
3395 | SD_BUS_METHOD("SetRebootToBootLoaderEntry", "s", NULL, method_set_reboot_to_boot_loader_entry, SD_BUS_VTABLE_UNPRIVILEGED), | |
9ef15026 | 3396 | SD_BUS_METHOD("SetWallMessage", "sb", NULL, method_set_wall_message, SD_BUS_VTABLE_UNPRIVILEGED), |
cc377381 LP |
3397 | |
3398 | SD_BUS_SIGNAL("SessionNew", "so", 0), | |
3399 | SD_BUS_SIGNAL("SessionRemoved", "so", 0), | |
3400 | SD_BUS_SIGNAL("UserNew", "uo", 0), | |
3401 | SD_BUS_SIGNAL("UserRemoved", "uo", 0), | |
3402 | SD_BUS_SIGNAL("SeatNew", "so", 0), | |
3403 | SD_BUS_SIGNAL("SeatRemoved", "so", 0), | |
3404 | SD_BUS_SIGNAL("PrepareForShutdown", "b", 0), | |
3405 | SD_BUS_SIGNAL("PrepareForSleep", "b", 0), | |
3406 | ||
3407 | SD_BUS_VTABLE_END | |
3408 | }; | |
3f49d45a | 3409 | |
99e7e392 | 3410 | static int session_jobs_reply(Session *s, const char *unit, const char *result) { |
99e7e392 DH |
3411 | assert(s); |
3412 | assert(unit); | |
3413 | ||
3414 | if (!s->started) | |
25a1ab4e | 3415 | return 0; |
99e7e392 | 3416 | |
25a1ab4e | 3417 | if (result && !streq(result, "done")) { |
4afd3348 | 3418 | _cleanup_(sd_bus_error_free) sd_bus_error e = SD_BUS_ERROR_NULL; |
99e7e392 | 3419 | |
124d7cb2 ZJS |
3420 | sd_bus_error_setf(&e, BUS_ERROR_JOB_FAILED, |
3421 | "Start job for unit '%s' failed with '%s'", unit, result); | |
25a1ab4e | 3422 | return session_send_create_reply(s, &e); |
99e7e392 DH |
3423 | } |
3424 | ||
25a1ab4e | 3425 | return session_send_create_reply(s, NULL); |
99e7e392 DH |
3426 | } |
3427 | ||
19070062 | 3428 | int match_job_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
3429 | const char *path, *result, *unit; |
3430 | Manager *m = userdata; | |
3431 | Session *session; | |
3432 | uint32_t id; | |
3433 | User *user; | |
3434 | int r; | |
3f49d45a | 3435 | |
cc377381 LP |
3436 | assert(message); |
3437 | assert(m); | |
3f49d45a | 3438 | |
cc377381 LP |
3439 | r = sd_bus_message_read(message, "uoss", &id, &path, &unit, &result); |
3440 | if (r < 0) { | |
ebcf1f97 | 3441 | bus_log_parse_error(r); |
65d73cf0 | 3442 | return 0; |
cc377381 | 3443 | } |
3f49d45a | 3444 | |
cc377381 | 3445 | if (m->action_job && streq(m->action_job, path)) { |
af4efb51 | 3446 | log_info("Operation '%s' finished.", inhibit_what_to_string(m->action_what)); |
3f49d45a | 3447 | |
cc377381 | 3448 | /* Tell people that they now may take a lock again */ |
401e33ed | 3449 | (void) send_prepare_for(m, m->action_what, false); |
3f49d45a | 3450 | |
491ac9f2 | 3451 | m->action_job = mfree(m->action_job); |
cc377381 LP |
3452 | m->action_unit = NULL; |
3453 | m->action_what = 0; | |
3454 | return 0; | |
3455 | } | |
3f49d45a | 3456 | |
cc377381 | 3457 | session = hashmap_get(m->session_units, unit); |
25a1ab4e LP |
3458 | if (session) { |
3459 | if (streq_ptr(path, session->scope_job)) { | |
3460 | session->scope_job = mfree(session->scope_job); | |
3461 | (void) session_jobs_reply(session, unit, result); | |
3462 | ||
3463 | session_save(session); | |
3464 | user_save(session->user); | |
3465 | } | |
3f49d45a | 3466 | |
cc377381 LP |
3467 | session_add_to_gc_queue(session); |
3468 | } | |
3f49d45a | 3469 | |
cc377381 | 3470 | user = hashmap_get(m->user_units, unit); |
25a1ab4e LP |
3471 | if (user) { |
3472 | if (streq_ptr(path, user->service_job)) { | |
491ac9f2 | 3473 | user->service_job = mfree(user->service_job); |
3f49d45a | 3474 | |
25a1ab4e LP |
3475 | LIST_FOREACH(sessions_by_user, session, user->sessions) |
3476 | (void) session_jobs_reply(session, unit, NULL /* don't propagate user service failures to the client */); | |
3f49d45a | 3477 | |
25a1ab4e LP |
3478 | user_save(user); |
3479 | } | |
dd9b67aa | 3480 | |
cc377381 | 3481 | user_add_to_gc_queue(user); |
3f49d45a LP |
3482 | } |
3483 | ||
cc377381 | 3484 | return 0; |
3f49d45a LP |
3485 | } |
3486 | ||
19070062 | 3487 | int match_unit_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 | 3488 | const char *path, *unit; |
1713813d | 3489 | Manager *m = userdata; |
cc377381 LP |
3490 | Session *session; |
3491 | User *user; | |
3492 | int r; | |
1713813d | 3493 | |
1713813d | 3494 | assert(message); |
cc377381 | 3495 | assert(m); |
1713813d | 3496 | |
cc377381 LP |
3497 | r = sd_bus_message_read(message, "so", &unit, &path); |
3498 | if (r < 0) { | |
ebcf1f97 | 3499 | bus_log_parse_error(r); |
65d73cf0 | 3500 | return 0; |
cc377381 | 3501 | } |
fb6becb4 | 3502 | |
cc377381 LP |
3503 | session = hashmap_get(m->session_units, unit); |
3504 | if (session) | |
3505 | session_add_to_gc_queue(session); | |
fb6becb4 | 3506 | |
cc377381 LP |
3507 | user = hashmap_get(m->user_units, unit); |
3508 | if (user) | |
3509 | user_add_to_gc_queue(user); | |
fb6becb4 | 3510 | |
cc377381 LP |
3511 | return 0; |
3512 | } | |
fb6becb4 | 3513 | |
19070062 | 3514 | int match_properties_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
3515 | _cleanup_free_ char *unit = NULL; |
3516 | Manager *m = userdata; | |
3517 | const char *path; | |
3518 | Session *session; | |
3519 | User *user; | |
ebcf1f97 | 3520 | int r; |
fb6becb4 | 3521 | |
cc377381 LP |
3522 | assert(message); |
3523 | assert(m); | |
fb6becb4 | 3524 | |
cc377381 LP |
3525 | path = sd_bus_message_get_path(message); |
3526 | if (!path) | |
3527 | return 0; | |
fb6becb4 | 3528 | |
ebcf1f97 | 3529 | r = unit_name_from_dbus_path(path, &unit); |
e5f5b5b9 LP |
3530 | if (r == -EINVAL) /* not a unit */ |
3531 | return 0; | |
65d73cf0 LP |
3532 | if (r < 0) { |
3533 | log_oom(); | |
3534 | return 0; | |
3535 | } | |
fb6becb4 | 3536 | |
cc377381 LP |
3537 | session = hashmap_get(m->session_units, unit); |
3538 | if (session) | |
3539 | session_add_to_gc_queue(session); | |
fb6becb4 | 3540 | |
cc377381 LP |
3541 | user = hashmap_get(m->user_units, unit); |
3542 | if (user) | |
3543 | user_add_to_gc_queue(user); | |
fb6becb4 | 3544 | |
cc377381 LP |
3545 | return 0; |
3546 | } | |
6fa48533 | 3547 | |
19070062 | 3548 | int match_reloading(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cc377381 LP |
3549 | Manager *m = userdata; |
3550 | Session *session; | |
3551 | Iterator i; | |
3552 | int b, r; | |
943aca8e | 3553 | |
19070062 LP |
3554 | assert(message); |
3555 | assert(m); | |
943aca8e | 3556 | |
cc377381 LP |
3557 | r = sd_bus_message_read(message, "b", &b); |
3558 | if (r < 0) { | |
ebcf1f97 | 3559 | bus_log_parse_error(r); |
65d73cf0 | 3560 | return 0; |
cc377381 | 3561 | } |
943aca8e | 3562 | |
cc377381 LP |
3563 | if (b) |
3564 | return 0; | |
943aca8e | 3565 | |
cc377381 LP |
3566 | /* systemd finished reloading, let's recheck all our sessions */ |
3567 | log_debug("System manager has been reloaded, rechecking sessions..."); | |
6797c324 | 3568 | |
cc377381 LP |
3569 | HASHMAP_FOREACH(session, m->sessions, i) |
3570 | session_add_to_gc_queue(session); | |
6797c324 | 3571 | |
cc377381 LP |
3572 | return 0; |
3573 | } | |
943aca8e | 3574 | |
cc377381 LP |
3575 | int manager_send_changed(Manager *manager, const char *property, ...) { |
3576 | char **l; | |
9418f147 LP |
3577 | |
3578 | assert(manager); | |
3579 | ||
cc377381 | 3580 | l = strv_from_stdarg_alloca(property); |
9418f147 | 3581 | |
cc377381 LP |
3582 | return sd_bus_emit_properties_changed_strv( |
3583 | manager->bus, | |
3584 | "/org/freedesktop/login1", | |
3585 | "org.freedesktop.login1.Manager", | |
3586 | l); | |
9418f147 | 3587 | } |
eecd1362 | 3588 | |
2adae5ac ZJS |
3589 | static int strdup_job(sd_bus_message *reply, char **job) { |
3590 | const char *j; | |
3591 | char *copy; | |
3592 | int r; | |
3593 | ||
3594 | r = sd_bus_message_read(reply, "o", &j); | |
3595 | if (r < 0) | |
3596 | return r; | |
3597 | ||
3598 | copy = strdup(j); | |
3599 | if (!copy) | |
3600 | return -ENOMEM; | |
3601 | ||
3602 | *job = copy; | |
3603 | return 1; | |
3604 | } | |
3605 | ||
fb6becb4 LP |
3606 | int manager_start_scope( |
3607 | Manager *manager, | |
3608 | const char *scope, | |
3609 | pid_t pid, | |
3610 | const char *slice, | |
3611 | const char *description, | |
25a1ab4e LP |
3612 | char **wants, |
3613 | char **after, | |
d5ac9d06 | 3614 | const char *requires_mounts_for, |
22f93314 | 3615 | sd_bus_message *more_properties, |
cc377381 | 3616 | sd_bus_error *error, |
fb6becb4 LP |
3617 | char **job) { |
3618 | ||
4afd3348 | 3619 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL; |
25a1ab4e | 3620 | char **i; |
cc377381 | 3621 | int r; |
fb6becb4 LP |
3622 | |
3623 | assert(manager); | |
3624 | assert(scope); | |
3625 | assert(pid > 1); | |
2adae5ac | 3626 | assert(job); |
fb6becb4 | 3627 | |
cc377381 LP |
3628 | r = sd_bus_message_new_method_call( |
3629 | manager->bus, | |
151b9b96 | 3630 | &m, |
fb6becb4 LP |
3631 | "org.freedesktop.systemd1", |
3632 | "/org/freedesktop/systemd1", | |
3633 | "org.freedesktop.systemd1.Manager", | |
151b9b96 | 3634 | "StartTransientUnit"); |
cc377381 LP |
3635 | if (r < 0) |
3636 | return r; | |
fb6becb4 | 3637 | |
cc377381 LP |
3638 | r = sd_bus_message_append(m, "ss", strempty(scope), "fail"); |
3639 | if (r < 0) | |
3640 | return r; | |
fb6becb4 | 3641 | |
cc377381 LP |
3642 | r = sd_bus_message_open_container(m, 'a', "(sv)"); |
3643 | if (r < 0) | |
3644 | return r; | |
fb6becb4 LP |
3645 | |
3646 | if (!isempty(slice)) { | |
cc377381 LP |
3647 | r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice); |
3648 | if (r < 0) | |
3649 | return r; | |
fb6becb4 LP |
3650 | } |
3651 | ||
3652 | if (!isempty(description)) { | |
cc377381 LP |
3653 | r = sd_bus_message_append(m, "(sv)", "Description", "s", description); |
3654 | if (r < 0) | |
3655 | return r; | |
fb6becb4 LP |
3656 | } |
3657 | ||
25a1ab4e LP |
3658 | STRV_FOREACH(i, wants) { |
3659 | r = sd_bus_message_append(m, "(sv)", "Wants", "as", 1, *i); | |
cc377381 LP |
3660 | if (r < 0) |
3661 | return r; | |
7fb3ee51 LP |
3662 | } |
3663 | ||
25a1ab4e LP |
3664 | STRV_FOREACH(i, after) { |
3665 | r = sd_bus_message_append(m, "(sv)", "After", "as", 1, *i); | |
ba4c5d93 LP |
3666 | if (r < 0) |
3667 | return r; | |
3668 | } | |
3669 | ||
d5ac9d06 LP |
3670 | if (!empty_or_root(requires_mounts_for)) { |
3671 | r = sd_bus_message_append(m, "(sv)", "RequiresMountsFor", "as", 1, requires_mounts_for); | |
3672 | if (r < 0) | |
3673 | return r; | |
3674 | } | |
3675 | ||
e743bca2 LP |
3676 | /* Make sure that the session shells are terminated with SIGHUP since bash and friends tend to ignore |
3677 | * SIGTERM */ | |
cc377381 LP |
3678 | r = sd_bus_message_append(m, "(sv)", "SendSIGHUP", "b", true); |
3679 | if (r < 0) | |
3680 | return r; | |
3681 | ||
3682 | r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, pid); | |
3683 | if (r < 0) | |
3684 | return r; | |
3685 | ||
22f93314 JS |
3686 | /* disable TasksMax= for the session scope, rely on the slice setting for it */ |
3687 | r = sd_bus_message_append(m, "(sv)", "TasksMax", "t", (uint64_t)-1); | |
90558f31 | 3688 | if (r < 0) |
22f93314 JS |
3689 | return bus_log_create_error(r); |
3690 | ||
3691 | if (more_properties) { | |
3692 | /* If TasksMax also appears here, it will overwrite the default value set above */ | |
3693 | r = sd_bus_message_copy(m, more_properties, true); | |
3694 | if (r < 0) | |
3695 | return r; | |
3696 | } | |
90558f31 | 3697 | |
cc377381 LP |
3698 | r = sd_bus_message_close_container(m); |
3699 | if (r < 0) | |
3700 | return r; | |
86b8d289 LP |
3701 | |
3702 | r = sd_bus_message_append(m, "a(sa(sv))", 0); | |
3703 | if (r < 0) | |
3704 | return r; | |
cc377381 | 3705 | |
c49b30a2 | 3706 | r = sd_bus_call(manager->bus, m, 0, error, &reply); |
cc377381 LP |
3707 | if (r < 0) |
3708 | return r; | |
fb6becb4 | 3709 | |
2adae5ac | 3710 | return strdup_job(reply, job); |
fb6becb4 LP |
3711 | } |
3712 | ||
cc377381 | 3713 | int manager_start_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) { |
4afd3348 | 3714 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
fb6becb4 LP |
3715 | int r; |
3716 | ||
3717 | assert(manager); | |
3718 | assert(unit); | |
2adae5ac | 3719 | assert(job); |
fb6becb4 | 3720 | |
cc377381 | 3721 | r = sd_bus_call_method( |
fb6becb4 LP |
3722 | manager->bus, |
3723 | "org.freedesktop.systemd1", | |
3724 | "/org/freedesktop/systemd1", | |
3725 | "org.freedesktop.systemd1.Manager", | |
3726 | "StartUnit", | |
fb6becb4 | 3727 | error, |
cc377381 | 3728 | &reply, |
79ee4ad1 | 3729 | "ss", unit, "replace"); |
cc377381 | 3730 | if (r < 0) |
fb6becb4 | 3731 | return r; |
fb6becb4 | 3732 | |
2adae5ac | 3733 | return strdup_job(reply, job); |
fb6becb4 LP |
3734 | } |
3735 | ||
cc377381 | 3736 | int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) { |
4afd3348 | 3737 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
fb6becb4 LP |
3738 | int r; |
3739 | ||
3740 | assert(manager); | |
3741 | assert(unit); | |
2adae5ac | 3742 | assert(job); |
fb6becb4 | 3743 | |
cc377381 | 3744 | r = sd_bus_call_method( |
fb6becb4 LP |
3745 | manager->bus, |
3746 | "org.freedesktop.systemd1", | |
3747 | "/org/freedesktop/systemd1", | |
3748 | "org.freedesktop.systemd1.Manager", | |
3749 | "StopUnit", | |
fb6becb4 | 3750 | error, |
cc377381 LP |
3751 | &reply, |
3752 | "ss", unit, "fail"); | |
fb6becb4 | 3753 | if (r < 0) { |
cc377381 LP |
3754 | if (sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT) || |
3755 | sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED)) { | |
6797c324 | 3756 | |
2adae5ac | 3757 | *job = NULL; |
cc377381 | 3758 | sd_bus_error_free(error); |
6797c324 LP |
3759 | return 0; |
3760 | } | |
3761 | ||
fb6becb4 LP |
3762 | return r; |
3763 | } | |
3764 | ||
2adae5ac | 3765 | return strdup_job(reply, job); |
fb6becb4 LP |
3766 | } |
3767 | ||
ea3a7cf6 LP |
3768 | int manager_abandon_scope(Manager *manager, const char *scope, sd_bus_error *ret_error) { |
3769 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
5f41d1f1 LP |
3770 | _cleanup_free_ char *path = NULL; |
3771 | int r; | |
3772 | ||
3773 | assert(manager); | |
3774 | assert(scope); | |
3775 | ||
3776 | path = unit_dbus_path_from_name(scope); | |
3777 | if (!path) | |
3778 | return -ENOMEM; | |
3779 | ||
3780 | r = sd_bus_call_method( | |
3781 | manager->bus, | |
3782 | "org.freedesktop.systemd1", | |
3783 | path, | |
3784 | "org.freedesktop.systemd1.Scope", | |
3785 | "Abandon", | |
ea3a7cf6 | 3786 | &error, |
5f41d1f1 LP |
3787 | NULL, |
3788 | NULL); | |
3789 | if (r < 0) { | |
ea3a7cf6 LP |
3790 | if (sd_bus_error_has_name(&error, BUS_ERROR_NO_SUCH_UNIT) || |
3791 | sd_bus_error_has_name(&error, BUS_ERROR_LOAD_FAILED) || | |
3792 | sd_bus_error_has_name(&error, BUS_ERROR_SCOPE_NOT_RUNNING)) | |
5f41d1f1 | 3793 | return 0; |
5f41d1f1 | 3794 | |
ea3a7cf6 | 3795 | sd_bus_error_move(ret_error, &error); |
5f41d1f1 LP |
3796 | return r; |
3797 | } | |
3798 | ||
3799 | return 1; | |
3800 | } | |
3801 | ||
cc377381 | 3802 | int manager_kill_unit(Manager *manager, const char *unit, KillWho who, int signo, sd_bus_error *error) { |
fb6becb4 LP |
3803 | assert(manager); |
3804 | assert(unit); | |
3805 | ||
cc377381 | 3806 | return sd_bus_call_method( |
fb6becb4 LP |
3807 | manager->bus, |
3808 | "org.freedesktop.systemd1", | |
3809 | "/org/freedesktop/systemd1", | |
3810 | "org.freedesktop.systemd1.Manager", | |
3811 | "KillUnit", | |
fb6becb4 | 3812 | error, |
cc377381 LP |
3813 | NULL, |
3814 | "ssi", unit, who == KILL_LEADER ? "main" : "all", signo); | |
fb6becb4 LP |
3815 | } |
3816 | ||
bd26aee1 | 3817 | int manager_unit_is_active(Manager *manager, const char *unit, sd_bus_error *ret_error) { |
4afd3348 LP |
3818 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
3819 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
fb6becb4 | 3820 | _cleanup_free_ char *path = NULL; |
fb6becb4 | 3821 | const char *state; |
fb6becb4 LP |
3822 | int r; |
3823 | ||
3824 | assert(manager); | |
3825 | assert(unit); | |
3826 | ||
fb6becb4 LP |
3827 | path = unit_dbus_path_from_name(unit); |
3828 | if (!path) | |
3829 | return -ENOMEM; | |
3830 | ||
cc377381 | 3831 | r = sd_bus_get_property( |
fb6becb4 LP |
3832 | manager->bus, |
3833 | "org.freedesktop.systemd1", | |
3834 | path, | |
cc377381 LP |
3835 | "org.freedesktop.systemd1.Unit", |
3836 | "ActiveState", | |
fb6becb4 | 3837 | &error, |
cc377381 LP |
3838 | &reply, |
3839 | "s"); | |
fb6becb4 | 3840 | if (r < 0) { |
ebcf6976 | 3841 | /* systemd might have dropped off momentarily, let's |
cc377381 LP |
3842 | * not make this an error */ |
3843 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_NO_REPLY) || | |
3844 | sd_bus_error_has_name(&error, SD_BUS_ERROR_DISCONNECTED)) | |
6797c324 | 3845 | return true; |
6797c324 | 3846 | |
cc377381 LP |
3847 | /* If the unit is already unloaded then it's not |
3848 | * active */ | |
3849 | if (sd_bus_error_has_name(&error, BUS_ERROR_NO_SUCH_UNIT) || | |
3850 | sd_bus_error_has_name(&error, BUS_ERROR_LOAD_FAILED)) | |
6797c324 | 3851 | return false; |
6797c324 | 3852 | |
bd26aee1 | 3853 | sd_bus_error_move(ret_error, &error); |
fb6becb4 LP |
3854 | return r; |
3855 | } | |
3856 | ||
cc377381 LP |
3857 | r = sd_bus_message_read(reply, "s", &state); |
3858 | if (r < 0) | |
bd26aee1 | 3859 | return r; |
fb6becb4 | 3860 | |
bd26aee1 | 3861 | return !STR_IN_SET(state, "inactive", "failed"); |
cc377381 LP |
3862 | } |
3863 | ||
bd26aee1 | 3864 | int manager_job_is_active(Manager *manager, const char *path, sd_bus_error *ret_error) { |
4afd3348 LP |
3865 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
3866 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
cc377381 LP |
3867 | int r; |
3868 | ||
3869 | assert(manager); | |
3870 | assert(path); | |
3871 | ||
3872 | r = sd_bus_get_property( | |
3873 | manager->bus, | |
3874 | "org.freedesktop.systemd1", | |
3875 | path, | |
3876 | "org.freedesktop.systemd1.Job", | |
3877 | "State", | |
3878 | &error, | |
3879 | &reply, | |
3880 | "s"); | |
3881 | if (r < 0) { | |
3882 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_NO_REPLY) || | |
3883 | sd_bus_error_has_name(&error, SD_BUS_ERROR_DISCONNECTED)) | |
3884 | return true; | |
3885 | ||
3886 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_OBJECT)) | |
3887 | return false; | |
3888 | ||
bd26aee1 | 3889 | sd_bus_error_move(ret_error, &error); |
cc377381 | 3890 | return r; |
fb6becb4 LP |
3891 | } |
3892 | ||
cc377381 LP |
3893 | /* We don't actually care about the state really. The fact |
3894 | * that we could read the job state is enough for us */ | |
fb6becb4 | 3895 | |
cc377381 | 3896 | return true; |
fb6becb4 | 3897 | } |