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man: avoid abbreviated "cgroups" terminology (#4396)
[thirdparty/systemd.git] / src / core / dbus-execute.c
CommitLineData
4139c1b2
LP		 1/***
2 This file is part of systemd.
3
4 Copyright 2010 Lennart Poettering
5
6 systemd is free software; you can redistribute it and/or modify it
5430f7f2
LP		 7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
4139c1b2
LP		 9 (at your option) any later version.
10
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
5430f7f2 14 Lesser General Public License for more details.
4139c1b2 15
5430f7f2 16 You should have received a copy of the GNU Lesser General Public License
4139c1b2
LP		 17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
18***/
19
82c121a4 20#include <sys/prctl.h>
4139c1b2 21
57183d11
LP		 22#ifdef HAVE_SECCOMP
23#include <seccomp.h>
24#endif
25
3ffd4af2 26#include "af-list.h"
b5efdb8a 27#include "alloc-util.h"
718db961 28#include "bus-util.h"
430f0182 29#include "capability-util.h"
3ffd4af2 30#include "dbus-execute.h"
c7040b5d 31#include "env-util.h"
3ffd4af2
LP		 32#include "execute.h"
33#include "fd-util.h"
34#include "fileio.h"
35#include "ioprio.h"
36#include "missing.h"
417116f2 37#include "namespace.h"
6bedfcbb 38#include "parse-util.h"
9b15b784 39#include "path-util.h"
7b3e062c 40#include "process-util.h"
78f22b97 41#include "rlimit-util.h"
57183d11
LP		 42#ifdef HAVE_SECCOMP
43#include "seccomp-util.h"
44#endif
6bedfcbb 45#include "strv.h"
7ccbd1ae 46#include "syslog-util.h"
6f3e7985 47#include "user-util.h"
6bedfcbb 48#include "utf8.h"
57183d11 49
718db961 50BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_exec_output, exec_output, ExecOutput);
82c121a4 51
718db961 52static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_input, exec_input, ExecInput);
8c7be95e 53
023a4f67
LP		 54static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_utmp_mode, exec_utmp_mode, ExecUtmpMode);
55
1b8689f9
LP		 56static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_home, protect_home, ProtectHome);
57static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_system, protect_system, ProtectSystem);
417116f2 58
718db961
LP		 59static int property_get_environment_files(
60 sd_bus *bus,
61 const char *path,
62 const char *interface,
63 const char *property,
64 sd_bus_message *reply,
ebcf1f97
LP		 65 void *userdata,
66 sd_bus_error *error) {
8c7be95e 67
718db961
LP		 68 ExecContext *c = userdata;
69 char **j;
70 int r;
8c7be95e 71
718db961
LP		 72 assert(bus);
73 assert(reply);
74 assert(c);
75
76 r = sd_bus_message_open_container(reply, 'a', "(sb)");
77 if (r < 0)
78 return r;
8c7be95e 79
718db961
LP		 80 STRV_FOREACH(j, c->environment_files) {
81 const char *fn = *j;
8c7be95e 82
718db961
LP		 83 r = sd_bus_message_append(reply, "(sb)", fn[0] == '-' ? fn + 1 : fn, fn[0] == '-');
84 if (r < 0)
85 return r;
8c7be95e
LP		 86 }
87
718db961
LP		 88 return sd_bus_message_close_container(reply);
89}
90
718db961
LP		 91static int property_get_oom_score_adjust(
92 sd_bus *bus,
93 const char *path,
94 const char *interface,
95 const char *property,
96 sd_bus_message *reply,
ebcf1f97
LP		 97 void *userdata,
98 sd_bus_error *error) {
718db961
LP		 99
100
101 ExecContext *c = userdata;
82c121a4
LP		 102 int32_t n;
103
718db961
LP		 104 assert(bus);
105 assert(reply);
82c121a4
LP		 106 assert(c);
107
dd6c17b1
LP		 108 if (c->oom_score_adjust_set)
109 n = c->oom_score_adjust;
82c121a4 110 else {
68eda4bd 111 _cleanup_free_ char *t = NULL;
82c121a4
LP		 112
113 n = 0;
718db961 114 if (read_one_line_file("/proc/self/oom_score_adj", &t) >= 0)
e4e73a63 115 safe_atoi32(t, &n);
82c121a4
LP		 116 }
117
718db961 118 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 119}
120
718db961
LP		 121static int property_get_nice(
122 sd_bus *bus,
123 const char *path,
124 const char *interface,
125 const char *property,
126 sd_bus_message *reply,
ebcf1f97
LP		 127 void *userdata,
128 sd_bus_error *error) {
718db961
LP		 129
130
131 ExecContext *c = userdata;
82c121a4
LP		 132 int32_t n;
133
718db961
LP		 134 assert(bus);
135 assert(reply);
82c121a4
LP		 136 assert(c);
137
138 if (c->nice_set)
139 n = c->nice;
718db961
LP		 140 else {
141 errno = 0;
82c121a4 142 n = getpriority(PRIO_PROCESS, 0);
b3267152 143 if (errno > 0)
718db961
LP		 144 n = 0;
145 }
82c121a4 146
718db961 147 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 148}
149
718db961
LP		 150static int property_get_ioprio(
151 sd_bus *bus,
152 const char *path,
153 const char *interface,
154 const char *property,
155 sd_bus_message *reply,
ebcf1f97
LP		 156 void *userdata,
157 sd_bus_error *error) {
718db961
LP		 158
159
160 ExecContext *c = userdata;
82c121a4
LP		 161 int32_t n;
162
718db961
LP		 163 assert(bus);
164 assert(reply);
82c121a4
LP		 165 assert(c);
166
167 if (c->ioprio_set)
168 n = c->ioprio;
718db961 169 else {
82c121a4 170 n = ioprio_get(IOPRIO_WHO_PROCESS, 0);
718db961
LP		 171 if (n < 0)
172 n = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, 4);
173 }
82c121a4 174
718db961 175 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 176}
177
718db961
LP		 178static int property_get_cpu_sched_policy(
179 sd_bus *bus,
180 const char *path,
181 const char *interface,
182 const char *property,
183 sd_bus_message *reply,
ebcf1f97
LP		 184 void *userdata,
185 sd_bus_error *error) {
718db961
LP		 186
187 ExecContext *c = userdata;
82c121a4
LP		 188 int32_t n;
189
718db961
LP		 190 assert(bus);
191 assert(reply);
82c121a4
LP		 192 assert(c);
193
194 if (c->cpu_sched_set)
195 n = c->cpu_sched_policy;
718db961 196 else {
82c121a4 197 n = sched_getscheduler(0);
718db961
LP		 198 if (n < 0)
199 n = SCHED_OTHER;
200 }
82c121a4 201
718db961 202 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 203}
204
718db961
LP		 205static int property_get_cpu_sched_priority(
206 sd_bus *bus,
207 const char *path,
208 const char *interface,
209 const char *property,
210 sd_bus_message *reply,
ebcf1f97
LP		 211 void *userdata,
212 sd_bus_error *error) {
718db961
LP		 213
214 ExecContext *c = userdata;
82c121a4
LP		 215 int32_t n;
216
718db961
LP		 217 assert(bus);
218 assert(reply);
82c121a4
LP		 219 assert(c);
220
221 if (c->cpu_sched_set)
222 n = c->cpu_sched_priority;
223 else {
b92bea5d 224 struct sched_param p = {};
82c121a4 225
82c121a4
LP		 226 if (sched_getparam(0, &p) >= 0)
227 n = p.sched_priority;
e62d8c39
ZJS		 228 else
229 n = 0;
82c121a4
LP		 230 }
231
718db961 232 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 233}
234
718db961
LP		 235static int property_get_cpu_affinity(
236 sd_bus *bus,
237 const char *path,
238 const char *interface,
239 const char *property,
240 sd_bus_message *reply,
ebcf1f97
LP		 241 void *userdata,
242 sd_bus_error *error) {
82c121a4 243
718db961 244 ExecContext *c = userdata;
82c121a4 245
718db961
LP		 246 assert(bus);
247 assert(reply);
248 assert(c);
82c121a4
LP		 249
250 if (c->cpuset)
718db961 251 return sd_bus_message_append_array(reply, 'y', c->cpuset, CPU_ALLOC_SIZE(c->cpuset_ncpus));
82c121a4 252 else
718db961 253 return sd_bus_message_append_array(reply, 'y', NULL, 0);
82c121a4
LP		 254}
255
718db961
LP		 256static int property_get_timer_slack_nsec(
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) {
718db961
LP		 264
265 ExecContext *c = userdata;
82c121a4
LP		 266 uint64_t u;
267
718db961
LP		 268 assert(bus);
269 assert(reply);
82c121a4
LP		 270 assert(c);
271
3a43da28 272 if (c->timer_slack_nsec != NSEC_INFINITY)
03fae018 273 u = (uint64_t) c->timer_slack_nsec;
82c121a4
LP		 274 else
275 u = (uint64_t) prctl(PR_GET_TIMERSLACK);
276
718db961 277 return sd_bus_message_append(reply, "t", u);
82c121a4
LP		 278}
279
718db961
LP		 280static int property_get_capability_bounding_set(
281 sd_bus *bus,
282 const char *path,
283 const char *interface,
284 const char *property,
285 sd_bus_message *reply,
ebcf1f97
LP		 286 void *userdata,
287 sd_bus_error *error) {
260abb78 288
718db961
LP		 289 ExecContext *c = userdata;
290
291 assert(bus);
292 assert(reply);
260abb78
LP		 293 assert(c);
294
a103496c 295 return sd_bus_message_append(reply, "t", c->capability_bounding_set);
260abb78
LP		 296}
297
755d4b67
IP		 298static int property_get_ambient_capabilities(
299 sd_bus *bus,
300 const char *path,
301 const char *interface,
302 const char *property,
303 sd_bus_message *reply,
304 void *userdata,
305 sd_bus_error *error) {
306
307 ExecContext *c = userdata;
308
309 assert(bus);
310 assert(reply);
311 assert(c);
312
313 return sd_bus_message_append(reply, "t", c->capability_ambient_set);
314}
315
479050b3 316static int property_get_empty_string(
718db961
LP		 317 sd_bus *bus,
318 const char *path,
319 const char *interface,
320 const char *property,
321 sd_bus_message *reply,
ebcf1f97
LP		 322 void *userdata,
323 sd_bus_error *error) {
718db961 324
718db961
LP		 325 assert(bus);
326 assert(reply);
82c121a4 327
479050b3 328 return sd_bus_message_append(reply, "s", "");
82c121a4
LP		 329}
330
718db961
LP		 331static int property_get_syscall_filter(
332 sd_bus *bus,
333 const char *path,
334 const char *interface,
335 const char *property,
336 sd_bus_message *reply,
ebcf1f97
LP		 337 void *userdata,
338 sd_bus_error *error) {
82c121a4 339
17df7223
LP		 340 ExecContext *c = userdata;
341 _cleanup_strv_free_ char **l = NULL;
57183d11
LP		 342 int r;
343
351a19b1 344#ifdef HAVE_SECCOMP
17df7223
LP		 345 Iterator i;
346 void *id;
351a19b1 347#endif
17df7223
LP		 348
349 assert(bus);
350 assert(reply);
351 assert(c);
352
57183d11
LP		 353 r = sd_bus_message_open_container(reply, 'r', "bas");
354 if (r < 0)
355 return r;
356
357 r = sd_bus_message_append(reply, "b", c->syscall_whitelist);
358 if (r < 0)
359 return r;
360
351a19b1 361#ifdef HAVE_SECCOMP
17df7223
LP		 362 SET_FOREACH(id, c->syscall_filter, i) {
363 char *name;
364
365 name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1);
366 if (!name)
367 continue;
368
6e18964d
ZJS		 369 r = strv_consume(&l, name);
370 if (r < 0)
371 return r;
17df7223 372 }
351a19b1 373#endif
17df7223
LP		 374
375 strv_sort(l);
376
57183d11
LP		 377 r = sd_bus_message_append_strv(reply, l);
378 if (r < 0)
379 return r;
17df7223 380
57183d11
LP		 381 return sd_bus_message_close_container(reply);
382}
17df7223 383
57183d11
LP		 384static int property_get_syscall_archs(
385 sd_bus *bus,
386 const char *path,
387 const char *interface,
388 const char *property,
389 sd_bus_message *reply,
390 void *userdata,
391 sd_bus_error *error) {
392
393 ExecContext *c = userdata;
394 _cleanup_strv_free_ char **l = NULL;
395 int r;
396
397#ifdef HAVE_SECCOMP
398 Iterator i;
399 void *id;
400#endif
401
402 assert(bus);
403 assert(reply);
404 assert(c);
17df7223 405
57183d11
LP		 406#ifdef HAVE_SECCOMP
407 SET_FOREACH(id, c->syscall_archs, i) {
408 const char *name;
409
410 name = seccomp_arch_to_string(PTR_TO_UINT32(id) - 1);
411 if (!name)
412 continue;
413
414 r = strv_extend(&l, name);
415 if (r < 0)
416 return -ENOMEM;
17df7223 417 }
57183d11
LP		 418#endif
419
420 strv_sort(l);
421
422 r = sd_bus_message_append_strv(reply, l);
423 if (r < 0)
424 return r;
17df7223 425
57183d11 426 return 0;
17df7223
LP		 427}
428
429static int property_get_syscall_errno(
430 sd_bus *bus,
431 const char *path,
432 const char *interface,
433 const char *property,
434 sd_bus_message *reply,
435 void *userdata,
436 sd_bus_error *error) {
437
718db961 438 ExecContext *c = userdata;
82c121a4 439
718db961
LP		 440 assert(bus);
441 assert(reply);
442 assert(c);
82c121a4 443
17df7223 444 return sd_bus_message_append(reply, "i", (int32_t) c->syscall_errno);
718db961 445}
82c121a4 446
5f8640fb
LP		 447static int property_get_selinux_context(
448 sd_bus *bus,
449 const char *path,
450 const char *interface,
451 const char *property,
452 sd_bus_message *reply,
453 void *userdata,
454 sd_bus_error *error) {
455
456 ExecContext *c = userdata;
457
458 assert(bus);
459 assert(reply);
460 assert(c);
461
462 return sd_bus_message_append(reply, "(bs)", c->selinux_context_ignore, c->selinux_context);
463}
464
eef65bf3
MS		 465static int property_get_apparmor_profile(
466 sd_bus *bus,
467 const char *path,
468 const char *interface,
469 const char *property,
470 sd_bus_message *reply,
471 void *userdata,
472 sd_bus_error *error) {
473
474 ExecContext *c = userdata;
475
476 assert(bus);
477 assert(reply);
478 assert(c);
479
480 return sd_bus_message_append(reply, "(bs)", c->apparmor_profile_ignore, c->apparmor_profile);
481}
482
2ca620c4
WC		 483static int property_get_smack_process_label(
484 sd_bus *bus,
485 const char *path,
486 const char *interface,
487 const char *property,
488 sd_bus_message *reply,
489 void *userdata,
490 sd_bus_error *error) {
491
492 ExecContext *c = userdata;
493
494 assert(bus);
495 assert(reply);
496 assert(c);
497
498 return sd_bus_message_append(reply, "(bs)", c->smack_process_label_ignore, c->smack_process_label);
499}
500
ac45f971
LP		 501static int property_get_personality(
502 sd_bus *bus,
503 const char *path,
504 const char *interface,
505 const char *property,
506 sd_bus_message *reply,
507 void *userdata,
508 sd_bus_error *error) {
509
510 ExecContext *c = userdata;
511
512 assert(bus);
513 assert(reply);
514 assert(c);
515
516 return sd_bus_message_append(reply, "s", personality_to_string(c->personality));
517}
518
4298d0b5
LP		 519static int property_get_address_families(
520 sd_bus *bus,
521 const char *path,
522 const char *interface,
523 const char *property,
524 sd_bus_message *reply,
525 void *userdata,
526 sd_bus_error *error) {
527
528 ExecContext *c = userdata;
529 _cleanup_strv_free_ char **l = NULL;
530 Iterator i;
531 void *af;
532 int r;
533
534 assert(bus);
535 assert(reply);
536 assert(c);
537
538 r = sd_bus_message_open_container(reply, 'r', "bas");
539 if (r < 0)
540 return r;
541
542 r = sd_bus_message_append(reply, "b", c->address_families_whitelist);
543 if (r < 0)
544 return r;
545
546 SET_FOREACH(af, c->address_families, i) {
547 const char *name;
548
549 name = af_to_name(PTR_TO_INT(af));
550 if (!name)
551 continue;
552
553 r = strv_extend(&l, name);
554 if (r < 0)
555 return -ENOMEM;
556 }
557
558 strv_sort(l);
559
560 r = sd_bus_message_append_strv(reply, l);
561 if (r < 0)
562 return r;
563
564 return sd_bus_message_close_container(reply);
565}
566
5f5d8eab
LP		 567static int property_get_working_directory(
568 sd_bus *bus,
569 const char *path,
570 const char *interface,
571 const char *property,
572 sd_bus_message *reply,
573 void *userdata,
574 sd_bus_error *error) {
575
576 ExecContext *c = userdata;
577 const char *wd;
578
579 assert(bus);
580 assert(reply);
581 assert(c);
582
583 if (c->working_directory_home)
584 wd = "~";
585 else
586 wd = c->working_directory;
587
588 if (c->working_directory_missing_ok)
589 wd = strjoina("!", wd);
590
591 return sd_bus_message_append(reply, "s", wd);
592}
593
06f2ccf9
EV		 594static int property_get_syslog_level(
595 sd_bus *bus,
596 const char *path,
597 const char *interface,
598 const char *property,
599 sd_bus_message *reply,
600 void *userdata,
601 sd_bus_error *error) {
602
603 ExecContext *c = userdata;
604
605 assert(bus);
606 assert(reply);
607 assert(c);
608
609 return sd_bus_message_append(reply, "i", LOG_PRI(c->syslog_priority));
610}
611
612static int property_get_syslog_facility(
613 sd_bus *bus,
614 const char *path,
615 const char *interface,
616 const char *property,
617 sd_bus_message *reply,
618 void *userdata,
619 sd_bus_error *error) {
620
621 ExecContext *c = userdata;
622
623 assert(bus);
624 assert(reply);
625 assert(c);
626
627 return sd_bus_message_append(reply, "i", LOG_FAC(c->syslog_priority));
628}
629
718db961
LP		 630const sd_bus_vtable bus_exec_vtable[] = {
631 SD_BUS_VTABLE_START(0),
556089dc
LP		 632 SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST),
633 SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST),
b4c14404 634 SD_BUS_PROPERTY("PassEnvironment", "as", NULL, offsetof(ExecContext, pass_environment), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 635 SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 636 SD_BUS_PROPERTY("LimitCPU", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 637 SD_BUS_PROPERTY("LimitCPUSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 638 SD_BUS_PROPERTY("LimitFSIZE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 639 SD_BUS_PROPERTY("LimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 640 SD_BUS_PROPERTY("LimitDATA", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 641 SD_BUS_PROPERTY("LimitDATASoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 642 SD_BUS_PROPERTY("LimitSTACK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 643 SD_BUS_PROPERTY("LimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 644 SD_BUS_PROPERTY("LimitCORE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 645 SD_BUS_PROPERTY("LimitCORESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 646 SD_BUS_PROPERTY("LimitRSS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 647 SD_BUS_PROPERTY("LimitRSSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 648 SD_BUS_PROPERTY("LimitNOFILE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 649 SD_BUS_PROPERTY("LimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 650 SD_BUS_PROPERTY("LimitAS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 651 SD_BUS_PROPERTY("LimitASSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 652 SD_BUS_PROPERTY("LimitNPROC", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 653 SD_BUS_PROPERTY("LimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 654 SD_BUS_PROPERTY("LimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 655 SD_BUS_PROPERTY("LimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 656 SD_BUS_PROPERTY("LimitLOCKS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 657 SD_BUS_PROPERTY("LimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 658 SD_BUS_PROPERTY("LimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 659 SD_BUS_PROPERTY("LimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 660 SD_BUS_PROPERTY("LimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 661 SD_BUS_PROPERTY("LimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 662 SD_BUS_PROPERTY("LimitNICE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 663 SD_BUS_PROPERTY("LimitNICESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 664 SD_BUS_PROPERTY("LimitRTPRIO", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 665 SD_BUS_PROPERTY("LimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 666 SD_BUS_PROPERTY("LimitRTTIME", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 667 SD_BUS_PROPERTY("LimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
5f5d8eab 668 SD_BUS_PROPERTY("WorkingDirectory", "s", property_get_working_directory, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 669 SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST),
670 SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST),
671 SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST),
672 SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST),
673 SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
674 SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
675 SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST),
676 SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST),
677 SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST),
678 SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST),
679 SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST),
680 SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST),
681 SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST),
682 SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST),
683 SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST),
684 SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST),
685 SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST),
686 SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
687 SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST),
688 SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST),
06f2ccf9
EV		 689 SD_BUS_PROPERTY("SyslogLevel", "i", property_get_syslog_level, 0, SD_BUS_VTABLE_PROPERTY_CONST),
690 SD_BUS_PROPERTY("SyslogFacility", "i", property_get_syslog_facility, 0, SD_BUS_VTABLE_PROPERTY_CONST),
479050b3 691 SD_BUS_PROPERTY("Capabilities", "s", property_get_empty_string, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
556089dc
LP		 692 SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST),
693 SD_BUS_PROPERTY("CapabilityBoundingSet", "t", property_get_capability_bounding_set, 0, SD_BUS_VTABLE_PROPERTY_CONST),
755d4b67 694 SD_BUS_PROPERTY("AmbientCapabilities", "t", property_get_ambient_capabilities, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 695 SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST),
696 SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST),
29206d46 697 SD_BUS_PROPERTY("DynamicUser", "b", bus_property_get_bool, offsetof(ExecContext, dynamic_user), SD_BUS_VTABLE_PROPERTY_CONST),
00d9ef85 698 SD_BUS_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(ExecContext, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 699 SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 700 SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST),
d724118e
LP		 701 SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
702 SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
703 SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
2a624c36
AP		 704 SD_BUS_PROPERTY("ReadWritePaths", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST),
705 SD_BUS_PROPERTY("ReadOnlyPaths", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST),
706 SD_BUS_PROPERTY("InaccessiblePaths", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 707 SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST),
708 SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST),
7f112f50 709 SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST),
59eeb84b 710 SD_BUS_PROPERTY("ProtectKernelTunables", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_tunables), SD_BUS_VTABLE_PROPERTY_CONST),
502d704e 711 SD_BUS_PROPERTY("ProtectKernelModules", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_modules), SD_BUS_VTABLE_PROPERTY_CONST),
59eeb84b 712 SD_BUS_PROPERTY("ProtectControlGroups", "b", bus_property_get_bool, offsetof(ExecContext, protect_control_groups), SD_BUS_VTABLE_PROPERTY_CONST),
d251207d
LP		 713 SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST),
714 SD_BUS_PROPERTY("PrivateUsers", "b", bus_property_get_bool, offsetof(ExecContext, private_users), SD_BUS_VTABLE_PROPERTY_CONST),
1b8689f9
LP		 715 SD_BUS_PROPERTY("ProtectHome", "s", bus_property_get_protect_home, offsetof(ExecContext, protect_home), SD_BUS_VTABLE_PROPERTY_CONST),
716 SD_BUS_PROPERTY("ProtectSystem", "s", bus_property_get_protect_system, offsetof(ExecContext, protect_system), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 717 SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST),
718 SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST),
023a4f67 719 SD_BUS_PROPERTY("UtmpMode", "s", property_get_exec_utmp_mode, offsetof(ExecContext, utmp_mode), SD_BUS_VTABLE_PROPERTY_CONST),
5f8640fb 720 SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST),
eef65bf3 721 SD_BUS_PROPERTY("AppArmorProfile", "(bs)", property_get_apparmor_profile, 0, SD_BUS_VTABLE_PROPERTY_CONST),
2ca620c4 722 SD_BUS_PROPERTY("SmackProcessLabel", "(bs)", property_get_smack_process_label, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 723 SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST),
724 SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST),
57183d11
LP		 725 SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
726 SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST),
17df7223 727 SD_BUS_PROPERTY("SystemCallErrorNumber", "i", property_get_syscall_errno, 0, SD_BUS_VTABLE_PROPERTY_CONST),
ac45f971 728 SD_BUS_PROPERTY("Personality", "s", property_get_personality, 0, SD_BUS_VTABLE_PROPERTY_CONST),
4298d0b5 729 SD_BUS_PROPERTY("RestrictAddressFamilies", "(bas)", property_get_address_families, 0, SD_BUS_VTABLE_PROPERTY_CONST),
e66cf1a3
LP		 730 SD_BUS_PROPERTY("RuntimeDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, runtime_directory_mode), SD_BUS_VTABLE_PROPERTY_CONST),
731 SD_BUS_PROPERTY("RuntimeDirectory", "as", NULL, offsetof(ExecContext, runtime_directory), SD_BUS_VTABLE_PROPERTY_CONST),
f3e43635 732 SD_BUS_PROPERTY("MemoryDenyWriteExecute", "b", bus_property_get_bool, offsetof(ExecContext, memory_deny_write_execute), SD_BUS_VTABLE_PROPERTY_CONST),
f4170c67 733 SD_BUS_PROPERTY("RestrictRealtime", "b", bus_property_get_bool, offsetof(ExecContext, restrict_realtime), SD_BUS_VTABLE_PROPERTY_CONST),
718db961
LP		 734 SD_BUS_VTABLE_END
735};
82c121a4 736
4d4c80d0
LP		 737static int append_exec_command(sd_bus_message *reply, ExecCommand *c) {
738 int r;
739
740 assert(reply);
741 assert(c);
742
743 if (!c->path)
744 return 0;
745
746 r = sd_bus_message_open_container(reply, 'r', "sasbttttuii");
747 if (r < 0)
748 return r;
749
750 r = sd_bus_message_append(reply, "s", c->path);
751 if (r < 0)
752 return r;
753
754 r = sd_bus_message_append_strv(reply, c->argv);
755 if (r < 0)
756 return r;
757
758 r = sd_bus_message_append(reply, "bttttuii",
759 c->ignore,
760 c->exec_status.start_timestamp.realtime,
761 c->exec_status.start_timestamp.monotonic,
762 c->exec_status.exit_timestamp.realtime,
763 c->exec_status.exit_timestamp.monotonic,
764 (uint32_t) c->exec_status.pid,
765 (int32_t) c->exec_status.code,
766 (int32_t) c->exec_status.status);
767 if (r < 0)
768 return r;
769
770 return sd_bus_message_close_container(reply);
771}
772
718db961
LP		 773int bus_property_get_exec_command(
774 sd_bus *bus,
775 const char *path,
776 const char *interface,
777 const char *property,
778 sd_bus_message *reply,
ebcf1f97
LP		 779 void *userdata,
780 sd_bus_error *ret_error) {
fe68089d 781
4d4c80d0 782 ExecCommand *c = (ExecCommand*) userdata;
718db961 783 int r;
fe68089d 784
718db961
LP		 785 assert(bus);
786 assert(reply);
fe68089d 787
718db961
LP		 788 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
789 if (r < 0)
790 return r;
fe68089d 791
4d4c80d0
LP		 792 r = append_exec_command(reply, c);
793 if (r < 0)
794 return r;
fe68089d 795
4d4c80d0
LP		 796 return sd_bus_message_close_container(reply);
797}
718db961 798
4d4c80d0
LP		 799int bus_property_get_exec_command_list(
800 sd_bus *bus,
801 const char *path,
802 const char *interface,
803 const char *property,
804 sd_bus_message *reply,
805 void *userdata,
806 sd_bus_error *ret_error) {
718db961 807
4d4c80d0
LP		 808 ExecCommand *c = *(ExecCommand**) userdata;
809 int r;
718db961 810
4d4c80d0
LP		 811 assert(bus);
812 assert(reply);
813
814 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
815 if (r < 0)
816 return r;
718db961 817
4d4c80d0
LP		 818 LIST_FOREACH(command, c, c) {
819 r = append_exec_command(reply, c);
718db961
LP		 820 if (r < 0)
821 return r;
fe68089d
LP		 822 }
823
718db961 824 return sd_bus_message_close_container(reply);
8351ceae 825}
c7040b5d
LP		 826
827int bus_exec_context_set_transient_property(
828 Unit *u,
829 ExecContext *c,
830 const char *name,
831 sd_bus_message *message,
832 UnitSetPropertiesMode mode,
833 sd_bus_error *error) {
834
cab2aca3
LP		 835 const char *soft = NULL;
836 int r, ri;
c7040b5d
LP		 837
838 assert(u);
839 assert(c);
840 assert(name);
841 assert(message);
842
843 if (streq(name, "User")) {
844 const char *uu;
845
846 r = sd_bus_message_read(message, "s", &uu);
847 if (r < 0)
848 return r;
849
6f3e7985
LP		 850 if (!isempty(uu) && !valid_user_group_name_or_id(uu))
851 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user name: %s", uu);
852
c7040b5d 853 if (mode != UNIT_CHECK) {
76736280
LP		 854
855 if (isempty(uu))
856 c->user = mfree(c->user);
857 else if (free_and_strdup(&c->user, uu) < 0)
858 return -ENOMEM;
c7040b5d 859
b27b4b51 860 unit_write_drop_in_private_format(u, mode, name, "User=%s", uu);
c7040b5d
LP		 861 }
862
863 return 1;
864
865 } else if (streq(name, "Group")) {
866 const char *gg;
867
868 r = sd_bus_message_read(message, "s", &gg);
869 if (r < 0)
870 return r;
871
6f3e7985
LP		 872 if (!isempty(gg) && !valid_user_group_name_or_id(gg))
873 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group name: %s", gg);
874
c7040b5d 875 if (mode != UNIT_CHECK) {
76736280
LP		 876
877 if (isempty(gg))
878 c->group = mfree(c->group);
879 else if (free_and_strdup(&c->group, gg) < 0)
880 return -ENOMEM;
c7040b5d 881
b27b4b51 882 unit_write_drop_in_private_format(u, mode, name, "Group=%s", gg);
c7040b5d
LP		 883 }
884
885 return 1;
de53c417
EV		 886 } else if (streq(name, "SyslogIdentifier")) {
887 const char *id;
c7040b5d 888
de53c417
EV		 889 r = sd_bus_message_read(message, "s", &id);
890 if (r < 0)
891 return r;
892
893 if (mode != UNIT_CHECK) {
76736280
LP		 894
895 if (isempty(id))
896 c->syslog_identifier = mfree(c->syslog_identifier);
897 else if (free_and_strdup(&c->syslog_identifier, id) < 0)
898 return -ENOMEM;
de53c417 899
b27b4b51 900 unit_write_drop_in_private_format(u, mode, name, "SyslogIdentifier=%s", id);
de53c417
EV		 901 }
902
a8a13575
EV		 903 return 1;
904 } else if (streq(name, "SyslogLevel")) {
905 int level;
906
907 r = sd_bus_message_read(message, "i", &level);
908 if (r < 0)
909 return r;
910
e0d6e0fa
EV		 911 if (!log_level_is_valid(level))
912 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range");
913
a8a13575
EV		 914 if (mode != UNIT_CHECK) {
915 c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level;
b27b4b51 916 unit_write_drop_in_private_format(u, mode, name, "SyslogLevel=%i", level);
a8a13575
EV		 917 }
918
460ed929
EV		 919 return 1;
920 } else if (streq(name, "SyslogFacility")) {
921 int facility;
922
923 r = sd_bus_message_read(message, "i", &facility);
924 if (r < 0)
925 return r;
926
e0d6e0fa
EV		 927 if (!log_facility_unshifted_is_valid(facility))
928 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range");
929
460ed929
EV		 930 if (mode != UNIT_CHECK) {
931 c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority);
b27b4b51 932 unit_write_drop_in_private_format(u, mode, name, "SyslogFacility=%i", facility);
460ed929
EV		 933 }
934
de53c417 935 return 1;
c7040b5d
LP		 936 } else if (streq(name, "Nice")) {
937 int n;
938
939 r = sd_bus_message_read(message, "i", &n);
940 if (r < 0)
941 return r;
942
41bf0590 943 if (!nice_is_valid(n))
c7040b5d
LP		 944 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Nice value out of range");
945
946 if (mode != UNIT_CHECK) {
947 c->nice = n;
b27b4b51 948 unit_write_drop_in_private_format(u, mode, name, "Nice=%i", n);
c7040b5d
LP		 949 }
950
951 return 1;
952
5f5d8eab 953 } else if (STR_IN_SET(name, "TTYPath", "RootDirectory")) {
602b8355 954 const char *s;
9b15b784 955
602b8355 956 r = sd_bus_message_read(message, "s", &s);
9b15b784
LP		 957 if (r < 0)
958 return r;
959
602b8355
NC		 960 if (!path_is_absolute(s))
961 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s takes an absolute path", name);
9b15b784
LP		 962
963 if (mode != UNIT_CHECK) {
5f5d8eab
LP		 964 if (streq(name, "TTYPath"))
965 r = free_and_strdup(&c->tty_path, s);
966 else {
967 assert(streq(name, "RootDirectory"));
968 r = free_and_strdup(&c->root_directory, s);
602b8355 969 }
5f5d8eab
LP		 970 if (r < 0)
971 return r;
9b15b784 972
b27b4b51 973 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
9b15b784
LP		 974 }
975
976 return 1;
977
5f5d8eab
LP		 978 } else if (streq(name, "WorkingDirectory")) {
979 const char *s;
980 bool missing_ok;
981
982 r = sd_bus_message_read(message, "s", &s);
983 if (r < 0)
984 return r;
985
986 if (s[0] == '-') {
987 missing_ok = true;
988 s++;
989 } else
990 missing_ok = false;
991
992 if (!streq(s, "~") && !path_is_absolute(s))
993 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'");
994
995 if (mode != UNIT_CHECK) {
996 if (streq(s, "~")) {
997 c->working_directory = mfree(c->working_directory);
998 c->working_directory_home = true;
999 } else {
1000 r = free_and_strdup(&c->working_directory, s);
1001 if (r < 0)
1002 return r;
1003
1004 c->working_directory_home = false;
1005 }
1006
1007 c->working_directory_missing_ok = missing_ok;
b27b4b51 1008 unit_write_drop_in_private_format(u, mode, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s);
5f5d8eab
LP		 1009 }
1010
1011 return 1;
1012
9b15b784
LP		 1013 } else if (streq(name, "StandardInput")) {
1014 const char *s;
1015 ExecInput p;
1016
1017 r = sd_bus_message_read(message, "s", &s);
1018 if (r < 0)
1019 return r;
1020
1021 p = exec_input_from_string(s);
1022 if (p < 0)
1023 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard input name");
1024
1025 if (mode != UNIT_CHECK) {
1026 c->std_input = p;
1027
b27b4b51 1028 unit_write_drop_in_private_format(u, mode, name, "StandardInput=%s", exec_input_to_string(p));
9b15b784
LP		 1029 }
1030
1031 return 1;
1032
1033
1034 } else if (streq(name, "StandardOutput")) {
1035 const char *s;
1036 ExecOutput p;
1037
1038 r = sd_bus_message_read(message, "s", &s);
1039 if (r < 0)
1040 return r;
1041
1042 p = exec_output_from_string(s);
1043 if (p < 0)
1044 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard output name");
1045
1046 if (mode != UNIT_CHECK) {
1047 c->std_output = p;
1048
b27b4b51 1049 unit_write_drop_in_private_format(u, mode, name, "StandardOutput=%s", exec_output_to_string(p));
9b15b784
LP		 1050 }
1051
1052 return 1;
1053
1054 } else if (streq(name, "StandardError")) {
1055 const char *s;
1056 ExecOutput p;
1057
1058 r = sd_bus_message_read(message, "s", &s);
1059 if (r < 0)
1060 return r;
1061
1062 p = exec_output_from_string(s);
1063 if (p < 0)
1064 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard error name");
1065
1066 if (mode != UNIT_CHECK) {
1067 c->std_error = p;
1068
b27b4b51 1069 unit_write_drop_in_private_format(u, mode, name, "StandardError=%s", exec_output_to_string(p));
9b15b784
LP		 1070 }
1071
1072 return 1;
1073
b9c50073
GP		 1074 } else if (STR_IN_SET(name,
1075 "IgnoreSIGPIPE", "TTYVHangup", "TTYReset",
d251207d 1076 "PrivateTmp", "PrivateDevices", "PrivateNetwork", "PrivateUsers",
29206d46 1077 "NoNewPrivileges", "SyslogLevelPrefix", "MemoryDenyWriteExecute",
59eeb84b 1078 "RestrictRealtime", "DynamicUser", "RemoveIPC", "ProtectKernelTunables",
502d704e 1079 "ProtectKernelModules", "ProtectControlGroups")) {
506711fd
LP		 1080 int b;
1081
1082 r = sd_bus_message_read(message, "b", &b);
1083 if (r < 0)
1084 return r;
1085
1086 if (mode != UNIT_CHECK) {
b9c50073
GP		 1087 if (streq(name, "IgnoreSIGPIPE"))
1088 c->ignore_sigpipe = b;
1089 else if (streq(name, "TTYVHangup"))
1090 c->tty_vhangup = b;
1091 else if (streq(name, "TTYReset"))
1092 c->tty_reset = b;
1093 else if (streq(name, "PrivateTmp"))
1094 c->private_tmp = b;
1095 else if (streq(name, "PrivateDevices"))
1096 c->private_devices = b;
1097 else if (streq(name, "PrivateNetwork"))
1098 c->private_network = b;
d251207d
LP		 1099 else if (streq(name, "PrivateUsers"))
1100 c->private_users = b;
b9c50073
GP		 1101 else if (streq(name, "NoNewPrivileges"))
1102 c->no_new_privileges = b;
047d9933
EV		 1103 else if (streq(name, "SyslogLevelPrefix"))
1104 c->syslog_level_prefix = b;
f3e43635
TM		 1105 else if (streq(name, "MemoryDenyWriteExecute"))
1106 c->memory_deny_write_execute = b;
f4170c67
LP		 1107 else if (streq(name, "RestrictRealtime"))
1108 c->restrict_realtime = b;
29206d46
LP		 1109 else if (streq(name, "DynamicUser"))
1110 c->dynamic_user = b;
00d9ef85
LP		 1111 else if (streq(name, "RemoveIPC"))
1112 c->remove_ipc = b;
59eeb84b
LP		 1113 else if (streq(name, "ProtectKernelTunables"))
1114 c->protect_kernel_tunables = b;
502d704e
DH		 1115 else if (streq(name, "ProtectKernelModules"))
1116 c->protect_kernel_modules = b;
59eeb84b
LP		 1117 else if (streq(name, "ProtectControlGroups"))
1118 c->protect_control_groups = b;
b9c50073 1119
b27b4b51 1120 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, yes_no(b));
506711fd
LP		 1121 }
1122
1123 return 1;
1124
1125 } else if (streq(name, "UtmpIdentifier")) {
1126 const char *id;
1127
1128 r = sd_bus_message_read(message, "s", &id);
1129 if (r < 0)
1130 return r;
1131
1132 if (mode != UNIT_CHECK) {
76736280
LP		 1133 if (isempty(id))
1134 c->utmp_id = mfree(c->utmp_id);
1135 else if (free_and_strdup(&c->utmp_id, id) < 0)
1136 return -ENOMEM;
506711fd 1137
b27b4b51 1138 unit_write_drop_in_private_format(u, mode, name, "UtmpIdentifier=%s", strempty(id));
506711fd
LP		 1139 }
1140
1141 return 1;
1142
1143 } else if (streq(name, "UtmpMode")) {
1144 const char *s;
1145 ExecUtmpMode m;
1146
1147 r = sd_bus_message_read(message, "s", &s);
1148 if (r < 0)
1149 return r;
1150
1151 m = exec_utmp_mode_from_string(s);
1152 if (m < 0)
1153 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid utmp mode");
1154
1155 if (mode != UNIT_CHECK) {
1156 c->utmp_mode = m;
1157
b27b4b51 1158 unit_write_drop_in_private_format(u, mode, name, "UtmpMode=%s", exec_utmp_mode_to_string(m));
506711fd
LP		 1159 }
1160
1161 return 1;
1162
1163 } else if (streq(name, "PAMName")) {
1164 const char *n;
1165
1166 r = sd_bus_message_read(message, "s", &n);
1167 if (r < 0)
1168 return r;
1169
1170 if (mode != UNIT_CHECK) {
76736280
LP		 1171 if (isempty(n))
1172 c->pam_name = mfree(c->pam_name);
1173 else if (free_and_strdup(&c->pam_name, n) < 0)
1174 return -ENOMEM;
506711fd 1175
b27b4b51 1176 unit_write_drop_in_private_format(u, mode, name, "PAMName=%s", strempty(n));
506711fd
LP		 1177 }
1178
1179 return 1;
1180
c7040b5d
LP		 1181 } else if (streq(name, "Environment")) {
1182
1183 _cleanup_strv_free_ char **l = NULL;
1184
1185 r = sd_bus_message_read_strv(message, &l);
1186 if (r < 0)
1187 return r;
1188
1189 if (!strv_env_is_valid(l))
1190 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block.");
1191
1192 if (mode != UNIT_CHECK) {
1006a62d 1193 _cleanup_free_ char *joined = NULL;
c7040b5d
LP		 1194 char **e;
1195
e9876fc9
EV		 1196 if (strv_length(l) == 0) {
1197 c->environment = strv_free(c->environment);
b27b4b51 1198 unit_write_drop_in_private_format(u, mode, name, "Environment=");
e9876fc9
EV		 1199 } else {
1200 e = strv_env_merge(2, c->environment, l);
1201 if (!e)
1202 return -ENOMEM;
c7040b5d 1203
e9876fc9
EV		 1204 strv_free(c->environment);
1205 c->environment = e;
c7040b5d 1206
e9876fc9
EV		 1207 joined = strv_join_quoted(c->environment);
1208 if (!joined)
1209 return -ENOMEM;
1210
b27b4b51 1211 unit_write_drop_in_private_format(u, mode, name, "Environment=%s", joined);
e9876fc9 1212 }
c7040b5d
LP		 1213 }
1214
d584f638
LP		 1215 return 1;
1216
f1db3327
EV		 1217 } else if (streq(name, "TimerSlackNSec")) {
1218
1219 nsec_t n;
1220
1221 r = sd_bus_message_read(message, "t", &n);
1222 if (r < 0)
1223 return r;
1224
1225 if (mode != UNIT_CHECK) {
1226 c->timer_slack_nsec = n;
b27b4b51 1227 unit_write_drop_in_private_format(u, mode, name, "TimerSlackNSec=" NSEC_FMT, n);
f1db3327
EV		 1228 }
1229
1230 return 1;
1231
6b862936
EV		 1232 } else if (streq(name, "OOMScoreAdjust")) {
1233 int oa;
1234
1235 r = sd_bus_message_read(message, "i", &oa);
1236 if (r < 0)
1237 return r;
1238
1239 if (!oom_score_adjust_is_valid(oa))
1240 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range");
1241
1242 if (mode != UNIT_CHECK) {
1243 c->oom_score_adjust = oa;
1244 c->oom_score_adjust_set = true;
b27b4b51 1245 unit_write_drop_in_private_format(u, mode, name, "OOMScoreAdjust=%i", oa);
6b862936
EV		 1246 }
1247
1248 return 1;
1249
ceb728cf
NC		 1250 } else if (streq(name, "EnvironmentFiles")) {
1251
1252 _cleanup_free_ char *joined = NULL;
1253 _cleanup_fclose_ FILE *f = NULL;
2229f656 1254 _cleanup_free_ char **l = NULL;
ceb728cf 1255 size_t size = 0;
2229f656 1256 char **i;
ceb728cf
NC		 1257
1258 r = sd_bus_message_enter_container(message, 'a', "(sb)");
1259 if (r < 0)
1260 return r;
1261
1262 f = open_memstream(&joined, &size);
1263 if (!f)
1264 return -ENOMEM;
1265
2229f656 1266 STRV_FOREACH(i, c->environment_files)
b27b4b51 1267 fprintf(f, "EnvironmentFile=%s", *i);
ceb728cf
NC		 1268
1269 while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) {
1270 const char *path;
1271 int b;
1272
ceb728cf
NC		 1273 r = sd_bus_message_read(message, "sb", &path, &b);
1274 if (r < 0)
1275 return r;
1276
1277 r = sd_bus_message_exit_container(message);
1278 if (r < 0)
1279 return r;
1280
1281 if (!isempty(path) && !path_is_absolute(path))
1282 return sd_bus_error_set_errnof(error, EINVAL, "Path %s is not absolute.", path);
1283
1284 if (mode != UNIT_CHECK) {
ceb728cf
NC		 1285 char *buf = NULL;
1286
1287 buf = strjoin(b ? "-" : "", path, NULL);
2229f656 1288 if (!buf)
ceb728cf
NC		 1289 return -ENOMEM;
1290
b27b4b51 1291 fprintf(f, "EnvironmentFile=%s", buf);
ceb728cf 1292
2229f656 1293 r = strv_consume(&l, buf);
ceb728cf
NC		 1294 if (r < 0)
1295 return r;
1296 }
1297 }
1298 if (r < 0)
1299 return r;
1300
b0830e21
LP		 1301 r = sd_bus_message_exit_container(message);
1302 if (r < 0)
1303 return r;
1304
2229f656
LP		 1305 r = fflush_and_check(f);
1306 if (r < 0)
1307 return r;
ceb728cf 1308
2229f656
LP		 1309 if (mode != UNIT_CHECK) {
1310 if (strv_isempty(l)) {
1311 c->environment_files = strv_free(c->environment_files);
b27b4b51 1312 unit_write_drop_in_private(u, mode, name, "EnvironmentFile=");
2229f656
LP		 1313 } else {
1314 r = strv_extend_strv(&c->environment_files, l, true);
1315 if (r < 0)
1316 return r;
1317
ceb728cf 1318 unit_write_drop_in_private(u, mode, name, joined);
2229f656
LP		 1319 }
1320 }
ceb728cf 1321
ceb728cf
NC		 1322 return 1;
1323
b4c14404
FB		 1324 } else if (streq(name, "PassEnvironment")) {
1325
1326 _cleanup_strv_free_ char **l = NULL;
1327
1328 r = sd_bus_message_read_strv(message, &l);
1329 if (r < 0)
1330 return r;
1331
1332 if (!strv_env_name_is_valid(l))
1333 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment block.");
1334
1335 if (mode != UNIT_CHECK) {
1336 if (strv_isempty(l)) {
1337 c->pass_environment = strv_free(c->pass_environment);
b27b4b51 1338 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=");
b4c14404
FB		 1339 } else {
1340 _cleanup_free_ char *joined = NULL;
1341
1342 r = strv_extend_strv(&c->pass_environment, l, true);
1343 if (r < 0)
1344 return r;
1345
1346 joined = strv_join_quoted(c->pass_environment);
1347 if (!joined)
1348 return -ENOMEM;
1349
b27b4b51 1350 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=%s", joined);
b4c14404
FB		 1351 }
1352 }
1353
1354 return 1;
1355
2a624c36
AP		 1356 } else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories",
1357 "ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths")) {
08596068
EV		 1358 _cleanup_strv_free_ char **l = NULL;
1359 char ***dirs;
1360 char **p;
1361
1362 r = sd_bus_message_read_strv(message, &l);
1363 if (r < 0)
1364 return r;
1365
1366 STRV_FOREACH(p, l) {
1367 int offset;
1368 if (!utf8_is_valid(*p))
1369 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1370
1371 offset = **p == '-';
1372 if (!path_is_absolute(*p + offset))
1373 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1374 }
1375
1376 if (mode != UNIT_CHECK) {
1377 _cleanup_free_ char *joined = NULL;
1378
c4b41707
AP		 1379 if (STR_IN_SET(name, "ReadWriteDirectories", "ReadWritePaths"))
1380 dirs = &c->read_write_paths;
1381 else if (STR_IN_SET(name, "ReadOnlyDirectories", "ReadOnlyPaths"))
1382 dirs = &c->read_only_paths;
1383 else /* "InaccessiblePaths" */
1384 dirs = &c->inaccessible_paths;
08596068
EV		 1385
1386 if (strv_length(l) == 0) {
1387 *dirs = strv_free(*dirs);
b27b4b51 1388 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
08596068
EV		 1389 } else {
1390 r = strv_extend_strv(dirs, l, true);
1391
1392 if (r < 0)
1393 return -ENOMEM;
1394
1395 joined = strv_join_quoted(*dirs);
1396 if (!joined)
1397 return -ENOMEM;
1398
b27b4b51 1399 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
08596068
EV		 1400 }
1401
1402 }
1403
1404 return 1;
1405
5664e6cf
EV		 1406 } else if (streq(name, "ProtectSystem")) {
1407 const char *s;
1408 ProtectSystem ps;
1409
1410 r = sd_bus_message_read(message, "s", &s);
1411 if (r < 0)
1412 return r;
1413
1414 r = parse_boolean(s);
1415 if (r > 0)
1416 ps = PROTECT_SYSTEM_YES;
1417 else if (r == 0)
1418 ps = PROTECT_SYSTEM_NO;
1419 else {
1420 ps = protect_system_from_string(s);
1421 if (ps < 0)
1422 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect system value");
1423 }
1424
1425 if (mode != UNIT_CHECK) {
1426 c->protect_system = ps;
b27b4b51 1427 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
5664e6cf
EV		 1428 }
1429
1430 return 1;
1431
eff58074
EV		 1432 } else if (streq(name, "ProtectHome")) {
1433 const char *s;
1434 ProtectHome ph;
1435
1436 r = sd_bus_message_read(message, "s", &s);
1437 if (r < 0)
1438 return r;
1439
1440 r = parse_boolean(s);
1441 if (r > 0)
1442 ph = PROTECT_HOME_YES;
1443 else if (r == 0)
1444 ph = PROTECT_HOME_NO;
1445 else {
1446 ph = protect_home_from_string(s);
1447 if (ph < 0)
1448 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect home value");
1449 }
1450
1451 if (mode != UNIT_CHECK) {
1452 c->protect_home = ph;
b27b4b51 1453 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
eff58074
EV		 1454 }
1455
1456 return 1;
1457
fa21b5e3
EV		 1458 } else if (streq(name, "RuntimeDirectory")) {
1459 _cleanup_strv_free_ char **l = NULL;
1460 char **p;
1461
1462 r = sd_bus_message_read_strv(message, &l);
1463 if (r < 0)
1464 return r;
1465
1466 STRV_FOREACH(p, l) {
1467 if (!filename_is_valid(*p))
1468 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Runtime directory is not valid %s", *p);
1469 }
1470
1471 if (mode != UNIT_CHECK) {
1472 _cleanup_free_ char *joined = NULL;
1473
1474 if (strv_isempty(l)) {
1475 c->runtime_directory = strv_free(c->runtime_directory);
b27b4b51 1476 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
fa21b5e3
EV		 1477 } else {
1478 r = strv_extend_strv(&c->runtime_directory, l, true);
1479
1480 if (r < 0)
1481 return -ENOMEM;
1482
1483 joined = strv_join_quoted(c->runtime_directory);
1484 if (!joined)
1485 return -ENOMEM;
1486
b27b4b51 1487 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
fa21b5e3
EV		 1488 }
1489 }
1490
1491 return 1;
1492
186ad4b1
JB		 1493 } else if (streq(name, "SELinuxContext")) {
1494 const char *s;
1495
1496 r = sd_bus_message_read(message, "s", &s);
1497 if (r < 0)
1498 return r;
1499
1500 if (mode != UNIT_CHECK) {
4e282d11
JB		 1501 if (isempty(s))
1502 c->selinux_context = mfree(c->selinux_context);
1503 else if (free_and_strdup(&c->selinux_context, s) < 0)
1504 return -ENOMEM;
186ad4b1 1505
b27b4b51 1506 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, strempty(s));
186ad4b1
JB		 1507 }
1508
1509 return 1;
1510
cab2aca3
LP		 1511 }
1512
1513 ri = rlimit_from_string(name);
1514 if (ri < 0) {
1515 soft = endswith(name, "Soft");
1516 if (soft) {
1517 const char *n;
1518
1519 n = strndupa(name, soft - name);
1520 ri = rlimit_from_string(n);
1521 if (ri >= 0)
1522 name = n;
1523
1524 }
1525 }
1526
1527 if (ri >= 0) {
d584f638
LP		 1528 uint64_t rl;
1529 rlim_t x;
1530
1531 r = sd_bus_message_read(message, "t", &rl);
1532 if (r < 0)
1533 return r;
1534
1535 if (rl == (uint64_t) -1)
1536 x = RLIM_INFINITY;
1537 else {
1538 x = (rlim_t) rl;
1539
1540 if ((uint64_t) x != rl)
1541 return -ERANGE;
1542 }
1543
1544 if (mode != UNIT_CHECK) {
cab2aca3
LP		 1545 _cleanup_free_ char *f = NULL;
1546 struct rlimit nl;
1547
1548 if (c->rlimit[ri]) {
1549 nl = *c->rlimit[ri];
1550
1551 if (soft)
1552 nl.rlim_cur = x;
1553 else
1554 nl.rlim_max = x;
1555 } else
1556 /* When the resource limit is not initialized yet, then assign the value to both fields */
1557 nl = (struct rlimit) {
1558 .rlim_cur = x,
1559 .rlim_max = x,
1560 };
1561
1562 r = rlimit_format(&nl, &f);
1563 if (r < 0)
1564 return r;
d584f638 1565
cab2aca3
LP		 1566 if (c->rlimit[ri])
1567 *c->rlimit[ri] = nl;
1568 else {
1569 c->rlimit[ri] = newdup(struct rlimit, &nl, 1);
1570 if (!c->rlimit[ri])
d584f638
LP		 1571 return -ENOMEM;
1572 }
1573
b27b4b51 1574 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, f);
d584f638
LP		 1575 }
1576
c7040b5d
LP		 1577 return 1;
1578 }
1579
1580 return 0;
1581}
Unnamed repository; edit this file 'description' to name the repository.