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20263082 LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2011 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
9 | under the terms of the GNU Lesser General Public License as published by |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
20263082 LP |
11 | (at your option) any later version. |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 16 | Lesser General Public License for more details. |
20263082 | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
20263082 LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
22 | #include <string.h> | |
23 | #include <unistd.h> | |
24 | #include <errno.h> | |
25 | ||
20263082 | 26 | #include "util.h" |
49e942b2 | 27 | #include "mkdir.h" |
20263082 LP |
28 | #include "hashmap.h" |
29 | #include "strv.h" | |
a5c32cff | 30 | #include "fileio.h" |
9444b1f2 | 31 | #include "special.h" |
fb6becb4 | 32 | #include "unit-name.h" |
cc377381 LP |
33 | #include "bus-util.h" |
34 | #include "bus-error.h" | |
fb6becb4 | 35 | #include "logind-user.h" |
20263082 LP |
36 | |
37 | User* user_new(Manager *m, uid_t uid, gid_t gid, const char *name) { | |
38 | User *u; | |
39 | ||
40 | assert(m); | |
41 | assert(name); | |
42 | ||
14c3baca | 43 | u = new0(User, 1); |
20263082 LP |
44 | if (!u) |
45 | return NULL; | |
46 | ||
47 | u->name = strdup(name); | |
9444b1f2 LP |
48 | if (!u->name) |
49 | goto fail; | |
20263082 | 50 | |
9444b1f2 LP |
51 | if (asprintf(&u->state_file, "/run/systemd/users/%lu", (unsigned long) uid) < 0) |
52 | goto fail; | |
20263082 | 53 | |
9444b1f2 LP |
54 | if (hashmap_put(m->users, ULONG_TO_PTR((unsigned long) uid), u) < 0) |
55 | goto fail; | |
20263082 LP |
56 | |
57 | u->manager = m; | |
58 | u->uid = uid; | |
59 | u->gid = gid; | |
60 | ||
61 | return u; | |
9444b1f2 LP |
62 | |
63 | fail: | |
64 | free(u->state_file); | |
65 | free(u->name); | |
66 | free(u); | |
67 | ||
68 | return NULL; | |
20263082 LP |
69 | } |
70 | ||
71 | void user_free(User *u) { | |
72 | assert(u); | |
73 | ||
14c3baca | 74 | if (u->in_gc_queue) |
71fda00f | 75 | LIST_REMOVE(gc_queue, u->manager->user_gc_queue, u); |
14c3baca | 76 | |
20263082 LP |
77 | while (u->sessions) |
78 | session_free(u->sessions); | |
79 | ||
fb6becb4 LP |
80 | if (u->slice) { |
81 | hashmap_remove(u->manager->user_units, u->slice); | |
82 | free(u->slice); | |
9444b1f2 | 83 | } |
20263082 | 84 | |
fb6becb4 LP |
85 | if (u->service) { |
86 | hashmap_remove(u->manager->user_units, u->service); | |
87 | free(u->service); | |
88 | } | |
89 | ||
90 | free(u->slice_job); | |
91 | free(u->service_job); | |
92 | ||
20263082 LP |
93 | free(u->runtime_path); |
94 | ||
95 | hashmap_remove(u->manager->users, ULONG_TO_PTR((unsigned long) u->uid)); | |
96 | ||
97 | free(u->name); | |
d2f92cdf | 98 | free(u->state_file); |
20263082 LP |
99 | free(u); |
100 | } | |
101 | ||
102 | int user_save(User *u) { | |
9444b1f2 LP |
103 | _cleanup_free_ char *temp_path = NULL; |
104 | _cleanup_fclose_ FILE *f = NULL; | |
20263082 LP |
105 | int r; |
106 | ||
107 | assert(u); | |
108 | assert(u->state_file); | |
109 | ||
accaeded LP |
110 | if (!u->started) |
111 | return 0; | |
112 | ||
d2e54fae | 113 | r = mkdir_safe_label("/run/systemd/users", 0755, 0, 0); |
20263082 | 114 | if (r < 0) |
14c3baca | 115 | goto finish; |
20263082 | 116 | |
14c3baca LP |
117 | r = fopen_temporary(u->state_file, &f, &temp_path); |
118 | if (r < 0) | |
119 | goto finish; | |
120 | ||
121 | fchmod(fileno(f), 0644); | |
20263082 LP |
122 | |
123 | fprintf(f, | |
14c3baca | 124 | "# This is private data. Do not parse.\n" |
20263082 LP |
125 | "NAME=%s\n" |
126 | "STATE=%s\n", | |
127 | u->name, | |
128 | user_state_to_string(user_get_state(u))); | |
129 | ||
20263082 | 130 | if (u->runtime_path) |
9444b1f2 | 131 | fprintf(f, "RUNTIME=%s\n", u->runtime_path); |
20263082 LP |
132 | |
133 | if (u->service) | |
9444b1f2 | 134 | fprintf(f, "SERVICE=%s\n", u->service); |
fb6becb4 LP |
135 | if (u->service_job) |
136 | fprintf(f, "SERVICE_JOB=%s\n", u->service_job); | |
9444b1f2 LP |
137 | |
138 | if (u->slice) | |
139 | fprintf(f, "SLICE=%s\n", u->slice); | |
fb6becb4 LP |
140 | if (u->slice_job) |
141 | fprintf(f, "SLICE_JOB=%s\n", u->slice_job); | |
20263082 LP |
142 | |
143 | if (u->display) | |
9444b1f2 LP |
144 | fprintf(f, "DISPLAY=%s\n", u->display->id); |
145 | ||
146 | if (dual_timestamp_is_set(&u->timestamp)) | |
20263082 | 147 | fprintf(f, |
9444b1f2 LP |
148 | "REALTIME=%llu\n" |
149 | "MONOTONIC=%llu\n", | |
150 | (unsigned long long) u->timestamp.realtime, | |
151 | (unsigned long long) u->timestamp.monotonic); | |
20263082 | 152 | |
034a2a52 LP |
153 | if (u->sessions) { |
154 | Session *i; | |
9b958eff | 155 | bool first; |
034a2a52 LP |
156 | |
157 | fputs("SESSIONS=", f); | |
9b958eff | 158 | first = true; |
034a2a52 | 159 | LIST_FOREACH(sessions_by_user, i, u->sessions) { |
9b958eff LP |
160 | if (first) |
161 | first = false; | |
162 | else | |
163 | fputc(' ', f); | |
164 | ||
165 | fputs(i->id, f); | |
034a2a52 LP |
166 | } |
167 | ||
9b958eff LP |
168 | fputs("\nSEATS=", f); |
169 | first = true; | |
034a2a52 | 170 | LIST_FOREACH(sessions_by_user, i, u->sessions) { |
9b958eff LP |
171 | if (!i->seat) |
172 | continue; | |
173 | ||
174 | if (first) | |
175 | first = false; | |
176 | else | |
177 | fputc(' ', f); | |
178 | ||
179 | fputs(i->seat->id, f); | |
034a2a52 LP |
180 | } |
181 | ||
9b958eff LP |
182 | fputs("\nACTIVE_SESSIONS=", f); |
183 | first = true; | |
184 | LIST_FOREACH(sessions_by_user, i, u->sessions) { | |
185 | if (!session_is_active(i)) | |
186 | continue; | |
187 | ||
188 | if (first) | |
189 | first = false; | |
190 | else | |
191 | fputc(' ', f); | |
192 | ||
193 | fputs(i->id, f); | |
194 | } | |
034a2a52 | 195 | |
2dc8f41a CG |
196 | fputs("\nONLINE_SESSIONS=", f); |
197 | first = true; | |
198 | LIST_FOREACH(sessions_by_user, i, u->sessions) { | |
199 | if (session_get_state(i) == SESSION_CLOSING) | |
200 | continue; | |
201 | ||
202 | if (first) | |
203 | first = false; | |
204 | else | |
205 | fputc(' ', f); | |
206 | ||
207 | fputs(i->id, f); | |
208 | } | |
209 | ||
9b958eff LP |
210 | fputs("\nACTIVE_SEATS=", f); |
211 | first = true; | |
034a2a52 | 212 | LIST_FOREACH(sessions_by_user, i, u->sessions) { |
9b958eff LP |
213 | if (!session_is_active(i) || !i->seat) |
214 | continue; | |
215 | ||
216 | if (first) | |
217 | first = false; | |
218 | else | |
47acb2f1 CG |
219 | fputc(' ', f); |
220 | ||
221 | fputs(i->seat->id, f); | |
034a2a52 | 222 | } |
2dc8f41a CG |
223 | |
224 | fputs("\nONLINE_SEATS=", f); | |
225 | first = true; | |
226 | LIST_FOREACH(sessions_by_user, i, u->sessions) { | |
227 | if (session_get_state(i) == SESSION_CLOSING || !i->seat) | |
228 | continue; | |
229 | ||
230 | if (first) | |
231 | first = false; | |
232 | else | |
233 | fputc(' ', f); | |
234 | ||
235 | fputs(i->seat->id, f); | |
236 | } | |
9b958eff | 237 | fputc('\n', f); |
034a2a52 LP |
238 | } |
239 | ||
20263082 | 240 | fflush(f); |
14c3baca LP |
241 | |
242 | if (ferror(f) || rename(temp_path, u->state_file) < 0) { | |
20263082 LP |
243 | r = -errno; |
244 | unlink(u->state_file); | |
14c3baca | 245 | unlink(temp_path); |
20263082 LP |
246 | } |
247 | ||
14c3baca LP |
248 | finish: |
249 | if (r < 0) | |
250 | log_error("Failed to save user data for %s: %s", u->name, strerror(-r)); | |
251 | ||
20263082 LP |
252 | return r; |
253 | } | |
254 | ||
255 | int user_load(User *u) { | |
9444b1f2 | 256 | _cleanup_free_ char *display = NULL, *realtime = NULL, *monotonic = NULL; |
98a28fef | 257 | Session *s = NULL; |
9444b1f2 | 258 | int r; |
20263082 LP |
259 | |
260 | assert(u); | |
261 | ||
a185c5aa | 262 | r = parse_env_file(u->state_file, NEWLINE, |
fb6becb4 LP |
263 | "RUNTIME", &u->runtime_path, |
264 | "SERVICE", &u->service, | |
265 | "SERVICE_JOB", &u->service_job, | |
266 | "SLICE", &u->slice, | |
267 | "SLICE_JOB", &u->slice_job, | |
268 | "DISPLAY", &display, | |
269 | "REALTIME", &realtime, | |
270 | "MONOTONIC", &monotonic, | |
20263082 LP |
271 | NULL); |
272 | if (r < 0) { | |
20263082 LP |
273 | if (r == -ENOENT) |
274 | return 0; | |
275 | ||
276 | log_error("Failed to read %s: %s", u->state_file, strerror(-r)); | |
277 | return r; | |
278 | } | |
279 | ||
9444b1f2 | 280 | if (display) |
98a28fef | 281 | s = hashmap_get(u->manager->sessions, display); |
20263082 | 282 | |
4d6d6518 | 283 | if (s && s->display && display_is_local(s->display)) |
20263082 LP |
284 | u->display = s; |
285 | ||
9444b1f2 LP |
286 | if (realtime) { |
287 | unsigned long long l; | |
288 | if (sscanf(realtime, "%llu", &l) > 0) | |
289 | u->timestamp.realtime = l; | |
290 | } | |
291 | ||
292 | if (monotonic) { | |
293 | unsigned long long l; | |
294 | if (sscanf(monotonic, "%llu", &l) > 0) | |
295 | u->timestamp.monotonic = l; | |
296 | } | |
297 | ||
20263082 LP |
298 | return r; |
299 | } | |
300 | ||
301 | static int user_mkdir_runtime_path(User *u) { | |
302 | char *p; | |
303 | int r; | |
304 | ||
305 | assert(u); | |
306 | ||
d2e54fae | 307 | r = mkdir_safe_label("/run/user", 0755, 0, 0); |
20263082 LP |
308 | if (r < 0) { |
309 | log_error("Failed to create /run/user: %s", strerror(-r)); | |
310 | return r; | |
311 | } | |
312 | ||
313 | if (!u->runtime_path) { | |
0d0f0c50 SL |
314 | if (asprintf(&p, "/run/user/%lu", (unsigned long) u->uid) < 0) |
315 | return log_oom(); | |
20263082 LP |
316 | } else |
317 | p = u->runtime_path; | |
318 | ||
d2e54fae | 319 | r = mkdir_safe_label(p, 0700, u->uid, u->gid); |
20263082 LP |
320 | if (r < 0) { |
321 | log_error("Failed to create runtime directory %s: %s", p, strerror(-r)); | |
322 | free(p); | |
323 | u->runtime_path = NULL; | |
324 | return r; | |
325 | } | |
326 | ||
327 | u->runtime_path = p; | |
328 | return 0; | |
329 | } | |
330 | ||
fb6becb4 | 331 | static int user_start_slice(User *u) { |
fb6becb4 | 332 | char *job; |
20263082 LP |
333 | int r; |
334 | ||
335 | assert(u); | |
336 | ||
fb6becb4 | 337 | if (!u->slice) { |
cc377381 | 338 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; |
d0af76e6 | 339 | char lu[DECIMAL_STR_MAX(unsigned long) + 1], *slice; |
fb6becb4 | 340 | sprintf(lu, "%lu", (unsigned long) u->uid); |
ae018d9b | 341 | |
d0af76e6 | 342 | r = build_subslice(SPECIAL_USER_SLICE, lu, &slice); |
9444b1f2 LP |
343 | if (r < 0) |
344 | return r; | |
345 | ||
d0af76e6 LP |
346 | r = manager_start_unit(u->manager, slice, &error, &job); |
347 | if (r < 0) { | |
cc377381 | 348 | log_error("Failed to start user slice: %s", bus_error_message(&error, r)); |
d0af76e6 LP |
349 | free(slice); |
350 | } else { | |
351 | u->slice = slice; | |
352 | ||
353 | free(u->slice_job); | |
354 | u->slice_job = job; | |
355 | } | |
20263082 LP |
356 | } |
357 | ||
d0af76e6 LP |
358 | if (u->slice) |
359 | hashmap_put(u->manager->user_units, u->slice, u); | |
360 | ||
20263082 LP |
361 | return 0; |
362 | } | |
363 | ||
364 | static int user_start_service(User *u) { | |
cc377381 | 365 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; |
fb6becb4 LP |
366 | char *job; |
367 | int r; | |
368 | ||
20263082 LP |
369 | assert(u); |
370 | ||
fb6becb4 | 371 | if (!u->service) { |
d0af76e6 | 372 | char lu[DECIMAL_STR_MAX(unsigned long) + 1], *service; |
fb6becb4 LP |
373 | sprintf(lu, "%lu", (unsigned long) u->uid); |
374 | ||
d0af76e6 LP |
375 | service = unit_name_build("user", lu, ".service"); |
376 | if (!service) | |
fb6becb4 LP |
377 | return log_oom(); |
378 | ||
d0af76e6 LP |
379 | r = manager_start_unit(u->manager, service, &error, &job); |
380 | if (r < 0) { | |
cc377381 | 381 | log_error("Failed to start user service: %s", bus_error_message(&error, r)); |
d0af76e6 LP |
382 | free(service); |
383 | } else { | |
384 | u->service = service; | |
385 | ||
386 | free(u->service_job); | |
387 | u->service_job = job; | |
388 | } | |
fb6becb4 LP |
389 | } |
390 | ||
d0af76e6 LP |
391 | if (u->service) |
392 | hashmap_put(u->manager->user_units, u->service, u); | |
393 | ||
20263082 LP |
394 | return 0; |
395 | } | |
396 | ||
397 | int user_start(User *u) { | |
398 | int r; | |
399 | ||
400 | assert(u); | |
401 | ||
9418f147 LP |
402 | if (u->started) |
403 | return 0; | |
404 | ||
1637a8be | 405 | log_debug("New user %s logged in.", u->name); |
ed18b08b | 406 | |
20263082 LP |
407 | /* Make XDG_RUNTIME_DIR */ |
408 | r = user_mkdir_runtime_path(u); | |
409 | if (r < 0) | |
410 | return r; | |
411 | ||
412 | /* Create cgroup */ | |
fb6becb4 | 413 | r = user_start_slice(u); |
20263082 LP |
414 | if (r < 0) |
415 | return r; | |
416 | ||
417 | /* Spawn user systemd */ | |
418 | r = user_start_service(u); | |
419 | if (r < 0) | |
420 | return r; | |
421 | ||
9444b1f2 LP |
422 | if (!dual_timestamp_is_set(&u->timestamp)) |
423 | dual_timestamp_get(&u->timestamp); | |
20263082 | 424 | |
9418f147 LP |
425 | u->started = true; |
426 | ||
7f7bb946 LP |
427 | /* Save new user data */ |
428 | user_save(u); | |
429 | ||
da119395 LP |
430 | user_send_signal(u, true); |
431 | ||
20263082 LP |
432 | return 0; |
433 | } | |
434 | ||
fb6becb4 | 435 | static int user_stop_slice(User *u) { |
cc377381 | 436 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; |
fb6becb4 LP |
437 | char *job; |
438 | int r; | |
20263082 | 439 | |
20263082 LP |
440 | assert(u); |
441 | ||
fb6becb4 LP |
442 | if (!u->slice) |
443 | return 0; | |
444 | ||
445 | r = manager_stop_unit(u->manager, u->slice, &error, &job); | |
446 | if (r < 0) { | |
cc377381 | 447 | log_error("Failed to stop user slice: %s", bus_error_message(&error, r)); |
fb6becb4 LP |
448 | return r; |
449 | } | |
ed18b08b | 450 | |
fb6becb4 LP |
451 | free(u->slice_job); |
452 | u->slice_job = job; | |
ed18b08b | 453 | |
fb6becb4 | 454 | return r; |
20263082 LP |
455 | } |
456 | ||
fb6becb4 | 457 | static int user_stop_service(User *u) { |
cc377381 | 458 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; |
fb6becb4 | 459 | char *job; |
20263082 | 460 | int r; |
20263082 LP |
461 | |
462 | assert(u); | |
463 | ||
fb6becb4 | 464 | if (!u->service) |
20263082 LP |
465 | return 0; |
466 | ||
fb6becb4 LP |
467 | r = manager_stop_unit(u->manager, u->service, &error, &job); |
468 | if (r < 0) { | |
cc377381 | 469 | log_error("Failed to stop user service: %s", bus_error_message(&error, r)); |
fb6becb4 LP |
470 | return r; |
471 | } | |
20263082 | 472 | |
fb6becb4 LP |
473 | free(u->service_job); |
474 | u->service_job = job; | |
20263082 | 475 | |
fb6becb4 LP |
476 | return r; |
477 | } | |
20263082 | 478 | |
20263082 LP |
479 | static int user_remove_runtime_path(User *u) { |
480 | int r; | |
481 | ||
482 | assert(u); | |
483 | ||
484 | if (!u->runtime_path) | |
485 | return 0; | |
486 | ||
ad293f5a | 487 | r = rm_rf(u->runtime_path, false, true, false); |
20263082 LP |
488 | if (r < 0) |
489 | log_error("Failed to remove runtime directory %s: %s", u->runtime_path, strerror(-r)); | |
490 | ||
491 | free(u->runtime_path); | |
492 | u->runtime_path = NULL; | |
493 | ||
494 | return r; | |
495 | } | |
496 | ||
497 | int user_stop(User *u) { | |
498 | Session *s; | |
499 | int r = 0, k; | |
500 | assert(u); | |
501 | ||
502 | LIST_FOREACH(sessions_by_user, s, u->sessions) { | |
503 | k = session_stop(s); | |
504 | if (k < 0) | |
505 | r = k; | |
506 | } | |
507 | ||
508 | /* Kill systemd */ | |
509 | k = user_stop_service(u); | |
510 | if (k < 0) | |
511 | r = k; | |
512 | ||
513 | /* Kill cgroup */ | |
fb6becb4 | 514 | k = user_stop_slice(u); |
20263082 LP |
515 | if (k < 0) |
516 | r = k; | |
517 | ||
405e0255 LP |
518 | user_save(u); |
519 | ||
520 | return r; | |
521 | } | |
522 | ||
523 | int user_finalize(User *u) { | |
524 | Session *s; | |
525 | int r = 0, k; | |
526 | ||
527 | assert(u); | |
528 | ||
529 | if (u->started) | |
530 | log_debug("User %s logged out.", u->name); | |
531 | ||
532 | LIST_FOREACH(sessions_by_user, s, u->sessions) { | |
533 | k = session_finalize(s); | |
534 | if (k < 0) | |
535 | r = k; | |
536 | } | |
537 | ||
20263082 LP |
538 | /* Kill XDG_RUNTIME_DIR */ |
539 | k = user_remove_runtime_path(u); | |
540 | if (k < 0) | |
541 | r = k; | |
542 | ||
d2f92cdf LP |
543 | unlink(u->state_file); |
544 | user_add_to_gc_queue(u); | |
545 | ||
405e0255 | 546 | if (u->started) { |
ed18b08b | 547 | user_send_signal(u, false); |
405e0255 LP |
548 | u->started = false; |
549 | } | |
9418f147 | 550 | |
20263082 LP |
551 | return r; |
552 | } | |
553 | ||
a185c5aa LP |
554 | int user_get_idle_hint(User *u, dual_timestamp *t) { |
555 | Session *s; | |
556 | bool idle_hint = true; | |
557 | dual_timestamp ts = { 0, 0 }; | |
558 | ||
559 | assert(u); | |
560 | ||
561 | LIST_FOREACH(sessions_by_user, s, u->sessions) { | |
562 | dual_timestamp k; | |
563 | int ih; | |
564 | ||
565 | ih = session_get_idle_hint(s, &k); | |
566 | if (ih < 0) | |
567 | return ih; | |
568 | ||
569 | if (!ih) { | |
570 | if (!idle_hint) { | |
571 | if (k.monotonic < ts.monotonic) | |
572 | ts = k; | |
573 | } else { | |
574 | idle_hint = false; | |
575 | ts = k; | |
576 | } | |
577 | } else if (idle_hint) { | |
578 | ||
579 | if (k.monotonic > ts.monotonic) | |
580 | ts = k; | |
581 | } | |
582 | } | |
583 | ||
584 | if (t) | |
585 | *t = ts; | |
586 | ||
587 | return idle_hint; | |
588 | } | |
589 | ||
e96cd586 | 590 | static int user_check_linger_file(User *u) { |
cc377381 LP |
591 | _cleanup_free_ char *cc = NULL; |
592 | char *p = NULL; | |
e96cd586 | 593 | |
cc377381 LP |
594 | cc = cescape(u->name); |
595 | if (!cc) | |
e96cd586 LP |
596 | return -ENOMEM; |
597 | ||
cc377381 | 598 | p = strappenda("/var/lib/systemd/linger/", cc); |
e96cd586 | 599 | |
cc377381 | 600 | return access(p, F_OK) >= 0; |
e96cd586 LP |
601 | } |
602 | ||
cc377381 | 603 | bool user_check_gc(User *u, bool drop_not_started) { |
20263082 LP |
604 | assert(u); |
605 | ||
4a4b033f | 606 | if (drop_not_started && !u->started) |
cc377381 | 607 | return false; |
932e3ee7 | 608 | |
20263082 | 609 | if (u->sessions) |
cc377381 | 610 | return true; |
20263082 | 611 | |
e96cd586 | 612 | if (user_check_linger_file(u) > 0) |
cc377381 | 613 | return true; |
20263082 | 614 | |
cc377381 LP |
615 | if (u->slice_job && manager_job_is_active(u->manager, u->slice_job)) |
616 | return true; | |
617 | ||
618 | if (u->service_job && manager_job_is_active(u->manager, u->service_job)) | |
619 | return true; | |
405e0255 LP |
620 | |
621 | if (u->slice && manager_unit_is_active(u->manager, u->slice) != 0) | |
cc377381 | 622 | return true; |
405e0255 LP |
623 | |
624 | if (u->service && manager_unit_is_active(u->manager, u->service) != 0) | |
cc377381 | 625 | return true; |
405e0255 | 626 | |
cc377381 | 627 | return false; |
20263082 LP |
628 | } |
629 | ||
14c3baca LP |
630 | void user_add_to_gc_queue(User *u) { |
631 | assert(u); | |
632 | ||
633 | if (u->in_gc_queue) | |
634 | return; | |
635 | ||
71fda00f | 636 | LIST_PREPEND(gc_queue, u->manager->user_gc_queue, u); |
14c3baca LP |
637 | u->in_gc_queue = true; |
638 | } | |
639 | ||
20263082 LP |
640 | UserState user_get_state(User *u) { |
641 | Session *i; | |
c9caad80 | 642 | bool all_closing = true; |
20263082 LP |
643 | |
644 | assert(u); | |
645 | ||
405e0255 LP |
646 | if (u->closing) |
647 | return USER_CLOSING; | |
648 | ||
fb6becb4 | 649 | if (u->slice_job || u->service_job) |
405e0255 | 650 | return USER_OPENING; |
c9caad80 CG |
651 | |
652 | LIST_FOREACH(sessions_by_user, i, u->sessions) { | |
20263082 LP |
653 | if (session_is_active(i)) |
654 | return USER_ACTIVE; | |
c9caad80 CG |
655 | if (session_get_state(i) != SESSION_CLOSING) |
656 | all_closing = false; | |
657 | } | |
20263082 | 658 | |
e96cd586 | 659 | if (u->sessions) |
c9caad80 | 660 | return all_closing ? USER_CLOSING : USER_ONLINE; |
e96cd586 LP |
661 | |
662 | if (user_check_linger_file(u) > 0) | |
663 | return USER_LINGERING; | |
664 | ||
665 | return USER_CLOSING; | |
20263082 LP |
666 | } |
667 | ||
de07ab16 | 668 | int user_kill(User *u, int signo) { |
de07ab16 LP |
669 | assert(u); |
670 | ||
fb6becb4 | 671 | if (!u->slice) |
de07ab16 LP |
672 | return -ESRCH; |
673 | ||
fb6becb4 | 674 | return manager_kill_unit(u->manager, u->slice, KILL_ALL, signo, NULL); |
de07ab16 LP |
675 | } |
676 | ||
20263082 LP |
677 | static const char* const user_state_table[_USER_STATE_MAX] = { |
678 | [USER_OFFLINE] = "offline", | |
fb6becb4 | 679 | [USER_OPENING] = "opening", |
20263082 LP |
680 | [USER_LINGERING] = "lingering", |
681 | [USER_ONLINE] = "online", | |
e96cd586 LP |
682 | [USER_ACTIVE] = "active", |
683 | [USER_CLOSING] = "closing" | |
20263082 LP |
684 | }; |
685 | ||
686 | DEFINE_STRING_TABLE_LOOKUP(user_state, UserState); |