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Merge pull request #3409 from tomty89/update-2
[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"
6bedfcbb 47#include "utf8.h"
57183d11 48
718db961 49BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_exec_output, exec_output, ExecOutput);
82c121a4 50
718db961 51static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_input, exec_input, ExecInput);
8c7be95e 52
023a4f67
LP		 53static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_utmp_mode, exec_utmp_mode, ExecUtmpMode);
54
1b8689f9
LP		 55static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_home, protect_home, ProtectHome);
56static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_system, protect_system, ProtectSystem);
417116f2 57
718db961
LP		 58static int property_get_environment_files(
59 sd_bus *bus,
60 const char *path,
61 const char *interface,
62 const char *property,
63 sd_bus_message *reply,
ebcf1f97
LP		 64 void *userdata,
65 sd_bus_error *error) {
8c7be95e 66
718db961
LP		 67 ExecContext *c = userdata;
68 char **j;
69 int r;
8c7be95e 70
718db961
LP		 71 assert(bus);
72 assert(reply);
73 assert(c);
74
75 r = sd_bus_message_open_container(reply, 'a', "(sb)");
76 if (r < 0)
77 return r;
8c7be95e 78
718db961
LP		 79 STRV_FOREACH(j, c->environment_files) {
80 const char *fn = *j;
8c7be95e 81
718db961
LP		 82 r = sd_bus_message_append(reply, "(sb)", fn[0] == '-' ? fn + 1 : fn, fn[0] == '-');
83 if (r < 0)
84 return r;
8c7be95e
LP		 85 }
86
718db961
LP		 87 return sd_bus_message_close_container(reply);
88}
89
718db961
LP		 90static int property_get_oom_score_adjust(
91 sd_bus *bus,
92 const char *path,
93 const char *interface,
94 const char *property,
95 sd_bus_message *reply,
ebcf1f97
LP		 96 void *userdata,
97 sd_bus_error *error) {
718db961
LP		 98
99
100 ExecContext *c = userdata;
82c121a4
LP		 101 int32_t n;
102
718db961
LP		 103 assert(bus);
104 assert(reply);
82c121a4
LP		 105 assert(c);
106
dd6c17b1
LP		 107 if (c->oom_score_adjust_set)
108 n = c->oom_score_adjust;
82c121a4 109 else {
68eda4bd 110 _cleanup_free_ char *t = NULL;
82c121a4
LP		 111
112 n = 0;
718db961 113 if (read_one_line_file("/proc/self/oom_score_adj", &t) >= 0)
e4e73a63 114 safe_atoi32(t, &n);
82c121a4
LP		 115 }
116
718db961 117 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 118}
119
718db961
LP		 120static int property_get_nice(
121 sd_bus *bus,
122 const char *path,
123 const char *interface,
124 const char *property,
125 sd_bus_message *reply,
ebcf1f97
LP		 126 void *userdata,
127 sd_bus_error *error) {
718db961
LP		 128
129
130 ExecContext *c = userdata;
82c121a4
LP		 131 int32_t n;
132
718db961
LP		 133 assert(bus);
134 assert(reply);
82c121a4
LP		 135 assert(c);
136
137 if (c->nice_set)
138 n = c->nice;
718db961
LP		 139 else {
140 errno = 0;
82c121a4 141 n = getpriority(PRIO_PROCESS, 0);
b3267152 142 if (errno > 0)
718db961
LP		 143 n = 0;
144 }
82c121a4 145
718db961 146 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 147}
148
718db961
LP		 149static int property_get_ioprio(
150 sd_bus *bus,
151 const char *path,
152 const char *interface,
153 const char *property,
154 sd_bus_message *reply,
ebcf1f97
LP		 155 void *userdata,
156 sd_bus_error *error) {
718db961
LP		 157
158
159 ExecContext *c = userdata;
82c121a4
LP		 160 int32_t n;
161
718db961
LP		 162 assert(bus);
163 assert(reply);
82c121a4
LP		 164 assert(c);
165
166 if (c->ioprio_set)
167 n = c->ioprio;
718db961 168 else {
82c121a4 169 n = ioprio_get(IOPRIO_WHO_PROCESS, 0);
718db961
LP		 170 if (n < 0)
171 n = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, 4);
172 }
82c121a4 173
718db961 174 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 175}
176
718db961
LP		 177static int property_get_cpu_sched_policy(
178 sd_bus *bus,
179 const char *path,
180 const char *interface,
181 const char *property,
182 sd_bus_message *reply,
ebcf1f97
LP		 183 void *userdata,
184 sd_bus_error *error) {
718db961
LP		 185
186 ExecContext *c = userdata;
82c121a4
LP		 187 int32_t n;
188
718db961
LP		 189 assert(bus);
190 assert(reply);
82c121a4
LP		 191 assert(c);
192
193 if (c->cpu_sched_set)
194 n = c->cpu_sched_policy;
718db961 195 else {
82c121a4 196 n = sched_getscheduler(0);
718db961
LP		 197 if (n < 0)
198 n = SCHED_OTHER;
199 }
82c121a4 200
718db961 201 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 202}
203
718db961
LP		 204static int property_get_cpu_sched_priority(
205 sd_bus *bus,
206 const char *path,
207 const char *interface,
208 const char *property,
209 sd_bus_message *reply,
ebcf1f97
LP		 210 void *userdata,
211 sd_bus_error *error) {
718db961
LP		 212
213 ExecContext *c = userdata;
82c121a4
LP		 214 int32_t n;
215
718db961
LP		 216 assert(bus);
217 assert(reply);
82c121a4
LP		 218 assert(c);
219
220 if (c->cpu_sched_set)
221 n = c->cpu_sched_priority;
222 else {
b92bea5d 223 struct sched_param p = {};
82c121a4 224
82c121a4
LP		 225 if (sched_getparam(0, &p) >= 0)
226 n = p.sched_priority;
e62d8c39
ZJS		 227 else
228 n = 0;
82c121a4
LP		 229 }
230
718db961 231 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 232}
233
718db961
LP		 234static int property_get_cpu_affinity(
235 sd_bus *bus,
236 const char *path,
237 const char *interface,
238 const char *property,
239 sd_bus_message *reply,
ebcf1f97
LP		 240 void *userdata,
241 sd_bus_error *error) {
82c121a4 242
718db961 243 ExecContext *c = userdata;
82c121a4 244
718db961
LP		 245 assert(bus);
246 assert(reply);
247 assert(c);
82c121a4
LP		 248
249 if (c->cpuset)
718db961 250 return sd_bus_message_append_array(reply, 'y', c->cpuset, CPU_ALLOC_SIZE(c->cpuset_ncpus));
82c121a4 251 else
718db961 252 return sd_bus_message_append_array(reply, 'y', NULL, 0);
82c121a4
LP		 253}
254
718db961
LP		 255static int property_get_timer_slack_nsec(
256 sd_bus *bus,
257 const char *path,
258 const char *interface,
259 const char *property,
260 sd_bus_message *reply,
ebcf1f97
LP		 261 void *userdata,
262 sd_bus_error *error) {
718db961
LP		 263
264 ExecContext *c = userdata;
82c121a4
LP		 265 uint64_t u;
266
718db961
LP		 267 assert(bus);
268 assert(reply);
82c121a4
LP		 269 assert(c);
270
3a43da28 271 if (c->timer_slack_nsec != NSEC_INFINITY)
03fae018 272 u = (uint64_t) c->timer_slack_nsec;
82c121a4
LP		 273 else
274 u = (uint64_t) prctl(PR_GET_TIMERSLACK);
275
718db961 276 return sd_bus_message_append(reply, "t", u);
82c121a4
LP		 277}
278
718db961
LP		 279static int property_get_capability_bounding_set(
280 sd_bus *bus,
281 const char *path,
282 const char *interface,
283 const char *property,
284 sd_bus_message *reply,
ebcf1f97
LP		 285 void *userdata,
286 sd_bus_error *error) {
260abb78 287
718db961
LP		 288 ExecContext *c = userdata;
289
290 assert(bus);
291 assert(reply);
260abb78
LP		 292 assert(c);
293
a103496c 294 return sd_bus_message_append(reply, "t", c->capability_bounding_set);
260abb78
LP		 295}
296
755d4b67
IP		 297static int property_get_ambient_capabilities(
298 sd_bus *bus,
299 const char *path,
300 const char *interface,
301 const char *property,
302 sd_bus_message *reply,
303 void *userdata,
304 sd_bus_error *error) {
305
306 ExecContext *c = userdata;
307
308 assert(bus);
309 assert(reply);
310 assert(c);
311
312 return sd_bus_message_append(reply, "t", c->capability_ambient_set);
313}
314
479050b3 315static int property_get_empty_string(
718db961
LP		 316 sd_bus *bus,
317 const char *path,
318 const char *interface,
319 const char *property,
320 sd_bus_message *reply,
ebcf1f97
LP		 321 void *userdata,
322 sd_bus_error *error) {
718db961 323
718db961
LP		 324 assert(bus);
325 assert(reply);
82c121a4 326
479050b3 327 return sd_bus_message_append(reply, "s", "");
82c121a4
LP		 328}
329
718db961
LP		 330static int property_get_syscall_filter(
331 sd_bus *bus,
332 const char *path,
333 const char *interface,
334 const char *property,
335 sd_bus_message *reply,
ebcf1f97
LP		 336 void *userdata,
337 sd_bus_error *error) {
82c121a4 338
17df7223
LP		 339 ExecContext *c = userdata;
340 _cleanup_strv_free_ char **l = NULL;
57183d11
LP		 341 int r;
342
351a19b1 343#ifdef HAVE_SECCOMP
17df7223
LP		 344 Iterator i;
345 void *id;
351a19b1 346#endif
17df7223
LP		 347
348 assert(bus);
349 assert(reply);
350 assert(c);
351
57183d11
LP		 352 r = sd_bus_message_open_container(reply, 'r', "bas");
353 if (r < 0)
354 return r;
355
356 r = sd_bus_message_append(reply, "b", c->syscall_whitelist);
357 if (r < 0)
358 return r;
359
351a19b1 360#ifdef HAVE_SECCOMP
17df7223
LP		 361 SET_FOREACH(id, c->syscall_filter, i) {
362 char *name;
363
364 name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1);
365 if (!name)
366 continue;
367
6e18964d
ZJS		 368 r = strv_consume(&l, name);
369 if (r < 0)
370 return r;
17df7223 371 }
351a19b1 372#endif
17df7223
LP		 373
374 strv_sort(l);
375
57183d11
LP		 376 r = sd_bus_message_append_strv(reply, l);
377 if (r < 0)
378 return r;
17df7223 379
57183d11
LP		 380 return sd_bus_message_close_container(reply);
381}
17df7223 382
57183d11
LP		 383static int property_get_syscall_archs(
384 sd_bus *bus,
385 const char *path,
386 const char *interface,
387 const char *property,
388 sd_bus_message *reply,
389 void *userdata,
390 sd_bus_error *error) {
391
392 ExecContext *c = userdata;
393 _cleanup_strv_free_ char **l = NULL;
394 int r;
395
396#ifdef HAVE_SECCOMP
397 Iterator i;
398 void *id;
399#endif
400
401 assert(bus);
402 assert(reply);
403 assert(c);
17df7223 404
57183d11
LP		 405#ifdef HAVE_SECCOMP
406 SET_FOREACH(id, c->syscall_archs, i) {
407 const char *name;
408
409 name = seccomp_arch_to_string(PTR_TO_UINT32(id) - 1);
410 if (!name)
411 continue;
412
413 r = strv_extend(&l, name);
414 if (r < 0)
415 return -ENOMEM;
17df7223 416 }
57183d11
LP		 417#endif
418
419 strv_sort(l);
420
421 r = sd_bus_message_append_strv(reply, l);
422 if (r < 0)
423 return r;
17df7223 424
57183d11 425 return 0;
17df7223
LP		 426}
427
428static int property_get_syscall_errno(
429 sd_bus *bus,
430 const char *path,
431 const char *interface,
432 const char *property,
433 sd_bus_message *reply,
434 void *userdata,
435 sd_bus_error *error) {
436
718db961 437 ExecContext *c = userdata;
82c121a4 438
718db961
LP		 439 assert(bus);
440 assert(reply);
441 assert(c);
82c121a4 442
17df7223 443 return sd_bus_message_append(reply, "i", (int32_t) c->syscall_errno);
718db961 444}
82c121a4 445
5f8640fb
LP		 446static int property_get_selinux_context(
447 sd_bus *bus,
448 const char *path,
449 const char *interface,
450 const char *property,
451 sd_bus_message *reply,
452 void *userdata,
453 sd_bus_error *error) {
454
455 ExecContext *c = userdata;
456
457 assert(bus);
458 assert(reply);
459 assert(c);
460
461 return sd_bus_message_append(reply, "(bs)", c->selinux_context_ignore, c->selinux_context);
462}
463
eef65bf3
MS		 464static int property_get_apparmor_profile(
465 sd_bus *bus,
466 const char *path,
467 const char *interface,
468 const char *property,
469 sd_bus_message *reply,
470 void *userdata,
471 sd_bus_error *error) {
472
473 ExecContext *c = userdata;
474
475 assert(bus);
476 assert(reply);
477 assert(c);
478
479 return sd_bus_message_append(reply, "(bs)", c->apparmor_profile_ignore, c->apparmor_profile);
480}
481
2ca620c4
WC		 482static int property_get_smack_process_label(
483 sd_bus *bus,
484 const char *path,
485 const char *interface,
486 const char *property,
487 sd_bus_message *reply,
488 void *userdata,
489 sd_bus_error *error) {
490
491 ExecContext *c = userdata;
492
493 assert(bus);
494 assert(reply);
495 assert(c);
496
497 return sd_bus_message_append(reply, "(bs)", c->smack_process_label_ignore, c->smack_process_label);
498}
499
ac45f971
LP		 500static int property_get_personality(
501 sd_bus *bus,
502 const char *path,
503 const char *interface,
504 const char *property,
505 sd_bus_message *reply,
506 void *userdata,
507 sd_bus_error *error) {
508
509 ExecContext *c = userdata;
510
511 assert(bus);
512 assert(reply);
513 assert(c);
514
515 return sd_bus_message_append(reply, "s", personality_to_string(c->personality));
516}
517
4298d0b5
LP		 518static int property_get_address_families(
519 sd_bus *bus,
520 const char *path,
521 const char *interface,
522 const char *property,
523 sd_bus_message *reply,
524 void *userdata,
525 sd_bus_error *error) {
526
527 ExecContext *c = userdata;
528 _cleanup_strv_free_ char **l = NULL;
529 Iterator i;
530 void *af;
531 int r;
532
533 assert(bus);
534 assert(reply);
535 assert(c);
536
537 r = sd_bus_message_open_container(reply, 'r', "bas");
538 if (r < 0)
539 return r;
540
541 r = sd_bus_message_append(reply, "b", c->address_families_whitelist);
542 if (r < 0)
543 return r;
544
545 SET_FOREACH(af, c->address_families, i) {
546 const char *name;
547
548 name = af_to_name(PTR_TO_INT(af));
549 if (!name)
550 continue;
551
552 r = strv_extend(&l, name);
553 if (r < 0)
554 return -ENOMEM;
555 }
556
557 strv_sort(l);
558
559 r = sd_bus_message_append_strv(reply, l);
560 if (r < 0)
561 return r;
562
563 return sd_bus_message_close_container(reply);
564}
565
5f5d8eab
LP		 566static int property_get_working_directory(
567 sd_bus *bus,
568 const char *path,
569 const char *interface,
570 const char *property,
571 sd_bus_message *reply,
572 void *userdata,
573 sd_bus_error *error) {
574
575 ExecContext *c = userdata;
576 const char *wd;
577
578 assert(bus);
579 assert(reply);
580 assert(c);
581
582 if (c->working_directory_home)
583 wd = "~";
584 else
585 wd = c->working_directory;
586
587 if (c->working_directory_missing_ok)
588 wd = strjoina("!", wd);
589
590 return sd_bus_message_append(reply, "s", wd);
591}
592
06f2ccf9
EV		 593static int property_get_syslog_level(
594 sd_bus *bus,
595 const char *path,
596 const char *interface,
597 const char *property,
598 sd_bus_message *reply,
599 void *userdata,
600 sd_bus_error *error) {
601
602 ExecContext *c = userdata;
603
604 assert(bus);
605 assert(reply);
606 assert(c);
607
608 return sd_bus_message_append(reply, "i", LOG_PRI(c->syslog_priority));
609}
610
611static int property_get_syslog_facility(
612 sd_bus *bus,
613 const char *path,
614 const char *interface,
615 const char *property,
616 sd_bus_message *reply,
617 void *userdata,
618 sd_bus_error *error) {
619
620 ExecContext *c = userdata;
621
622 assert(bus);
623 assert(reply);
624 assert(c);
625
626 return sd_bus_message_append(reply, "i", LOG_FAC(c->syslog_priority));
627}
628
718db961
LP		 629const sd_bus_vtable bus_exec_vtable[] = {
630 SD_BUS_VTABLE_START(0),
556089dc
LP		 631 SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST),
632 SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST),
b4c14404 633 SD_BUS_PROPERTY("PassEnvironment", "as", NULL, offsetof(ExecContext, pass_environment), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 634 SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 635 SD_BUS_PROPERTY("LimitCPU", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 636 SD_BUS_PROPERTY("LimitCPUSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 637 SD_BUS_PROPERTY("LimitFSIZE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 638 SD_BUS_PROPERTY("LimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 639 SD_BUS_PROPERTY("LimitDATA", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 640 SD_BUS_PROPERTY("LimitDATASoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 641 SD_BUS_PROPERTY("LimitSTACK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 642 SD_BUS_PROPERTY("LimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 643 SD_BUS_PROPERTY("LimitCORE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 644 SD_BUS_PROPERTY("LimitCORESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 645 SD_BUS_PROPERTY("LimitRSS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 646 SD_BUS_PROPERTY("LimitRSSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 647 SD_BUS_PROPERTY("LimitNOFILE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 648 SD_BUS_PROPERTY("LimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 649 SD_BUS_PROPERTY("LimitAS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 650 SD_BUS_PROPERTY("LimitASSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 651 SD_BUS_PROPERTY("LimitNPROC", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 652 SD_BUS_PROPERTY("LimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 653 SD_BUS_PROPERTY("LimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 654 SD_BUS_PROPERTY("LimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 655 SD_BUS_PROPERTY("LimitLOCKS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 656 SD_BUS_PROPERTY("LimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 657 SD_BUS_PROPERTY("LimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 658 SD_BUS_PROPERTY("LimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 659 SD_BUS_PROPERTY("LimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 660 SD_BUS_PROPERTY("LimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 661 SD_BUS_PROPERTY("LimitNICE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 662 SD_BUS_PROPERTY("LimitNICESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 663 SD_BUS_PROPERTY("LimitRTPRIO", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 664 SD_BUS_PROPERTY("LimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 665 SD_BUS_PROPERTY("LimitRTTIME", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 666 SD_BUS_PROPERTY("LimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
5f5d8eab 667 SD_BUS_PROPERTY("WorkingDirectory", "s", property_get_working_directory, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 668 SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST),
669 SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST),
670 SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST),
671 SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST),
672 SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
673 SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
674 SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST),
675 SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST),
676 SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST),
677 SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST),
678 SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST),
679 SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST),
680 SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST),
681 SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST),
682 SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST),
683 SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST),
684 SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST),
685 SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
686 SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST),
687 SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST),
06f2ccf9
EV		 688 SD_BUS_PROPERTY("SyslogLevel", "i", property_get_syslog_level, 0, SD_BUS_VTABLE_PROPERTY_CONST),
689 SD_BUS_PROPERTY("SyslogFacility", "i", property_get_syslog_facility, 0, SD_BUS_VTABLE_PROPERTY_CONST),
479050b3 690 SD_BUS_PROPERTY("Capabilities", "s", property_get_empty_string, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
556089dc
LP		 691 SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST),
692 SD_BUS_PROPERTY("CapabilityBoundingSet", "t", property_get_capability_bounding_set, 0, SD_BUS_VTABLE_PROPERTY_CONST),
755d4b67 693 SD_BUS_PROPERTY("AmbientCapabilities", "t", property_get_ambient_capabilities, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 694 SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST),
695 SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST),
696 SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 697 SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST),
698 SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_dirs), SD_BUS_VTABLE_PROPERTY_CONST),
699 SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_dirs), SD_BUS_VTABLE_PROPERTY_CONST),
700 SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_dirs), SD_BUS_VTABLE_PROPERTY_CONST),
701 SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST),
702 SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST),
703 SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST),
7f112f50 704 SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST),
1b8689f9
LP		 705 SD_BUS_PROPERTY("ProtectHome", "s", bus_property_get_protect_home, offsetof(ExecContext, protect_home), SD_BUS_VTABLE_PROPERTY_CONST),
706 SD_BUS_PROPERTY("ProtectSystem", "s", bus_property_get_protect_system, offsetof(ExecContext, protect_system), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 707 SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST),
708 SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST),
023a4f67 709 SD_BUS_PROPERTY("UtmpMode", "s", property_get_exec_utmp_mode, offsetof(ExecContext, utmp_mode), SD_BUS_VTABLE_PROPERTY_CONST),
5f8640fb 710 SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST),
eef65bf3 711 SD_BUS_PROPERTY("AppArmorProfile", "(bs)", property_get_apparmor_profile, 0, SD_BUS_VTABLE_PROPERTY_CONST),
2ca620c4 712 SD_BUS_PROPERTY("SmackProcessLabel", "(bs)", property_get_smack_process_label, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 713 SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST),
714 SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST),
57183d11
LP		 715 SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
716 SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST),
17df7223 717 SD_BUS_PROPERTY("SystemCallErrorNumber", "i", property_get_syscall_errno, 0, SD_BUS_VTABLE_PROPERTY_CONST),
ac45f971 718 SD_BUS_PROPERTY("Personality", "s", property_get_personality, 0, SD_BUS_VTABLE_PROPERTY_CONST),
4298d0b5 719 SD_BUS_PROPERTY("RestrictAddressFamilies", "(bas)", property_get_address_families, 0, SD_BUS_VTABLE_PROPERTY_CONST),
e66cf1a3
LP		 720 SD_BUS_PROPERTY("RuntimeDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, runtime_directory_mode), SD_BUS_VTABLE_PROPERTY_CONST),
721 SD_BUS_PROPERTY("RuntimeDirectory", "as", NULL, offsetof(ExecContext, runtime_directory), SD_BUS_VTABLE_PROPERTY_CONST),
718db961
LP		 722 SD_BUS_VTABLE_END
723};
82c121a4 724
4d4c80d0
LP		 725static int append_exec_command(sd_bus_message *reply, ExecCommand *c) {
726 int r;
727
728 assert(reply);
729 assert(c);
730
731 if (!c->path)
732 return 0;
733
734 r = sd_bus_message_open_container(reply, 'r', "sasbttttuii");
735 if (r < 0)
736 return r;
737
738 r = sd_bus_message_append(reply, "s", c->path);
739 if (r < 0)
740 return r;
741
742 r = sd_bus_message_append_strv(reply, c->argv);
743 if (r < 0)
744 return r;
745
746 r = sd_bus_message_append(reply, "bttttuii",
747 c->ignore,
748 c->exec_status.start_timestamp.realtime,
749 c->exec_status.start_timestamp.monotonic,
750 c->exec_status.exit_timestamp.realtime,
751 c->exec_status.exit_timestamp.monotonic,
752 (uint32_t) c->exec_status.pid,
753 (int32_t) c->exec_status.code,
754 (int32_t) c->exec_status.status);
755 if (r < 0)
756 return r;
757
758 return sd_bus_message_close_container(reply);
759}
760
718db961
LP		 761int bus_property_get_exec_command(
762 sd_bus *bus,
763 const char *path,
764 const char *interface,
765 const char *property,
766 sd_bus_message *reply,
ebcf1f97
LP		 767 void *userdata,
768 sd_bus_error *ret_error) {
fe68089d 769
4d4c80d0 770 ExecCommand *c = (ExecCommand*) userdata;
718db961 771 int r;
fe68089d 772
718db961
LP		 773 assert(bus);
774 assert(reply);
fe68089d 775
718db961
LP		 776 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
777 if (r < 0)
778 return r;
fe68089d 779
4d4c80d0
LP		 780 r = append_exec_command(reply, c);
781 if (r < 0)
782 return r;
fe68089d 783
4d4c80d0
LP		 784 return sd_bus_message_close_container(reply);
785}
718db961 786
4d4c80d0
LP		 787int bus_property_get_exec_command_list(
788 sd_bus *bus,
789 const char *path,
790 const char *interface,
791 const char *property,
792 sd_bus_message *reply,
793 void *userdata,
794 sd_bus_error *ret_error) {
718db961 795
4d4c80d0
LP		 796 ExecCommand *c = *(ExecCommand**) userdata;
797 int r;
718db961 798
4d4c80d0
LP		 799 assert(bus);
800 assert(reply);
801
802 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
803 if (r < 0)
804 return r;
718db961 805
4d4c80d0
LP		 806 LIST_FOREACH(command, c, c) {
807 r = append_exec_command(reply, c);
718db961
LP		 808 if (r < 0)
809 return r;
fe68089d
LP		 810 }
811
718db961 812 return sd_bus_message_close_container(reply);
8351ceae 813}
c7040b5d
LP		 814
815int bus_exec_context_set_transient_property(
816 Unit *u,
817 ExecContext *c,
818 const char *name,
819 sd_bus_message *message,
820 UnitSetPropertiesMode mode,
821 sd_bus_error *error) {
822
cab2aca3
LP		 823 const char *soft = NULL;
824 int r, ri;
c7040b5d
LP		 825
826 assert(u);
827 assert(c);
828 assert(name);
829 assert(message);
830
831 if (streq(name, "User")) {
832 const char *uu;
833
834 r = sd_bus_message_read(message, "s", &uu);
835 if (r < 0)
836 return r;
837
838 if (mode != UNIT_CHECK) {
76736280
LP		 839
840 if (isempty(uu))
841 c->user = mfree(c->user);
842 else if (free_and_strdup(&c->user, uu) < 0)
843 return -ENOMEM;
c7040b5d 844
b27b4b51 845 unit_write_drop_in_private_format(u, mode, name, "User=%s", uu);
c7040b5d
LP		 846 }
847
848 return 1;
849
850 } else if (streq(name, "Group")) {
851 const char *gg;
852
853 r = sd_bus_message_read(message, "s", &gg);
854 if (r < 0)
855 return r;
856
857 if (mode != UNIT_CHECK) {
76736280
LP		 858
859 if (isempty(gg))
860 c->group = mfree(c->group);
861 else if (free_and_strdup(&c->group, gg) < 0)
862 return -ENOMEM;
c7040b5d 863
b27b4b51 864 unit_write_drop_in_private_format(u, mode, name, "Group=%s", gg);
c7040b5d
LP		 865 }
866
867 return 1;
de53c417
EV		 868 } else if (streq(name, "SyslogIdentifier")) {
869 const char *id;
c7040b5d 870
de53c417
EV		 871 r = sd_bus_message_read(message, "s", &id);
872 if (r < 0)
873 return r;
874
875 if (mode != UNIT_CHECK) {
76736280
LP		 876
877 if (isempty(id))
878 c->syslog_identifier = mfree(c->syslog_identifier);
879 else if (free_and_strdup(&c->syslog_identifier, id) < 0)
880 return -ENOMEM;
de53c417 881
b27b4b51 882 unit_write_drop_in_private_format(u, mode, name, "SyslogIdentifier=%s", id);
de53c417
EV		 883 }
884
a8a13575
EV		 885 return 1;
886 } else if (streq(name, "SyslogLevel")) {
887 int level;
888
889 r = sd_bus_message_read(message, "i", &level);
890 if (r < 0)
891 return r;
892
e0d6e0fa
EV		 893 if (!log_level_is_valid(level))
894 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range");
895
a8a13575
EV		 896 if (mode != UNIT_CHECK) {
897 c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level;
b27b4b51 898 unit_write_drop_in_private_format(u, mode, name, "SyslogLevel=%i", level);
a8a13575
EV		 899 }
900
460ed929
EV		 901 return 1;
902 } else if (streq(name, "SyslogFacility")) {
903 int facility;
904
905 r = sd_bus_message_read(message, "i", &facility);
906 if (r < 0)
907 return r;
908
e0d6e0fa
EV		 909 if (!log_facility_unshifted_is_valid(facility))
910 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range");
911
460ed929
EV		 912 if (mode != UNIT_CHECK) {
913 c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority);
b27b4b51 914 unit_write_drop_in_private_format(u, mode, name, "SyslogFacility=%i", facility);
460ed929
EV		 915 }
916
de53c417 917 return 1;
c7040b5d
LP		 918 } else if (streq(name, "Nice")) {
919 int n;
920
921 r = sd_bus_message_read(message, "i", &n);
922 if (r < 0)
923 return r;
924
925 if (n < PRIO_MIN || n >= PRIO_MAX)
926 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Nice value out of range");
927
928 if (mode != UNIT_CHECK) {
929 c->nice = n;
b27b4b51 930 unit_write_drop_in_private_format(u, mode, name, "Nice=%i", n);
c7040b5d
LP		 931 }
932
933 return 1;
934
5f5d8eab 935 } else if (STR_IN_SET(name, "TTYPath", "RootDirectory")) {
602b8355 936 const char *s;
9b15b784 937
602b8355 938 r = sd_bus_message_read(message, "s", &s);
9b15b784
LP		 939 if (r < 0)
940 return r;
941
602b8355
NC		 942 if (!path_is_absolute(s))
943 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s takes an absolute path", name);
9b15b784
LP		 944
945 if (mode != UNIT_CHECK) {
5f5d8eab
LP		 946 if (streq(name, "TTYPath"))
947 r = free_and_strdup(&c->tty_path, s);
948 else {
949 assert(streq(name, "RootDirectory"));
950 r = free_and_strdup(&c->root_directory, s);
602b8355 951 }
5f5d8eab
LP		 952 if (r < 0)
953 return r;
9b15b784 954
b27b4b51 955 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
9b15b784
LP		 956 }
957
958 return 1;
959
5f5d8eab
LP		 960 } else if (streq(name, "WorkingDirectory")) {
961 const char *s;
962 bool missing_ok;
963
964 r = sd_bus_message_read(message, "s", &s);
965 if (r < 0)
966 return r;
967
968 if (s[0] == '-') {
969 missing_ok = true;
970 s++;
971 } else
972 missing_ok = false;
973
974 if (!streq(s, "~") && !path_is_absolute(s))
975 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'");
976
977 if (mode != UNIT_CHECK) {
978 if (streq(s, "~")) {
979 c->working_directory = mfree(c->working_directory);
980 c->working_directory_home = true;
981 } else {
982 r = free_and_strdup(&c->working_directory, s);
983 if (r < 0)
984 return r;
985
986 c->working_directory_home = false;
987 }
988
989 c->working_directory_missing_ok = missing_ok;
b27b4b51 990 unit_write_drop_in_private_format(u, mode, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s);
5f5d8eab
LP		 991 }
992
993 return 1;
994
9b15b784
LP		 995 } else if (streq(name, "StandardInput")) {
996 const char *s;
997 ExecInput p;
998
999 r = sd_bus_message_read(message, "s", &s);
1000 if (r < 0)
1001 return r;
1002
1003 p = exec_input_from_string(s);
1004 if (p < 0)
1005 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard input name");
1006
1007 if (mode != UNIT_CHECK) {
1008 c->std_input = p;
1009
b27b4b51 1010 unit_write_drop_in_private_format(u, mode, name, "StandardInput=%s", exec_input_to_string(p));
9b15b784
LP		 1011 }
1012
1013 return 1;
1014
1015
1016 } else if (streq(name, "StandardOutput")) {
1017 const char *s;
1018 ExecOutput p;
1019
1020 r = sd_bus_message_read(message, "s", &s);
1021 if (r < 0)
1022 return r;
1023
1024 p = exec_output_from_string(s);
1025 if (p < 0)
1026 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard output name");
1027
1028 if (mode != UNIT_CHECK) {
1029 c->std_output = p;
1030
b27b4b51 1031 unit_write_drop_in_private_format(u, mode, name, "StandardOutput=%s", exec_output_to_string(p));
9b15b784
LP		 1032 }
1033
1034 return 1;
1035
1036 } else if (streq(name, "StandardError")) {
1037 const char *s;
1038 ExecOutput p;
1039
1040 r = sd_bus_message_read(message, "s", &s);
1041 if (r < 0)
1042 return r;
1043
1044 p = exec_output_from_string(s);
1045 if (p < 0)
1046 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard error name");
1047
1048 if (mode != UNIT_CHECK) {
1049 c->std_error = p;
1050
b27b4b51 1051 unit_write_drop_in_private_format(u, mode, name, "StandardError=%s", exec_output_to_string(p));
9b15b784
LP		 1052 }
1053
1054 return 1;
1055
b9c50073
GP		 1056 } else if (STR_IN_SET(name,
1057 "IgnoreSIGPIPE", "TTYVHangup", "TTYReset",
1058 "PrivateTmp", "PrivateDevices", "PrivateNetwork",
047d9933 1059 "NoNewPrivileges", "SyslogLevelPrefix")) {
506711fd
LP		 1060 int b;
1061
1062 r = sd_bus_message_read(message, "b", &b);
1063 if (r < 0)
1064 return r;
1065
1066 if (mode != UNIT_CHECK) {
b9c50073
GP		 1067 if (streq(name, "IgnoreSIGPIPE"))
1068 c->ignore_sigpipe = b;
1069 else if (streq(name, "TTYVHangup"))
1070 c->tty_vhangup = b;
1071 else if (streq(name, "TTYReset"))
1072 c->tty_reset = b;
1073 else if (streq(name, "PrivateTmp"))
1074 c->private_tmp = b;
1075 else if (streq(name, "PrivateDevices"))
1076 c->private_devices = b;
1077 else if (streq(name, "PrivateNetwork"))
1078 c->private_network = b;
1079 else if (streq(name, "NoNewPrivileges"))
1080 c->no_new_privileges = b;
047d9933
EV		 1081 else if (streq(name, "SyslogLevelPrefix"))
1082 c->syslog_level_prefix = b;
b9c50073 1083
b27b4b51 1084 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, yes_no(b));
506711fd
LP		 1085 }
1086
1087 return 1;
1088
1089 } else if (streq(name, "UtmpIdentifier")) {
1090 const char *id;
1091
1092 r = sd_bus_message_read(message, "s", &id);
1093 if (r < 0)
1094 return r;
1095
1096 if (mode != UNIT_CHECK) {
76736280
LP		 1097 if (isempty(id))
1098 c->utmp_id = mfree(c->utmp_id);
1099 else if (free_and_strdup(&c->utmp_id, id) < 0)
1100 return -ENOMEM;
506711fd 1101
b27b4b51 1102 unit_write_drop_in_private_format(u, mode, name, "UtmpIdentifier=%s", strempty(id));
506711fd
LP		 1103 }
1104
1105 return 1;
1106
1107 } else if (streq(name, "UtmpMode")) {
1108 const char *s;
1109 ExecUtmpMode m;
1110
1111 r = sd_bus_message_read(message, "s", &s);
1112 if (r < 0)
1113 return r;
1114
1115 m = exec_utmp_mode_from_string(s);
1116 if (m < 0)
1117 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid utmp mode");
1118
1119 if (mode != UNIT_CHECK) {
1120 c->utmp_mode = m;
1121
b27b4b51 1122 unit_write_drop_in_private_format(u, mode, name, "UtmpMode=%s", exec_utmp_mode_to_string(m));
506711fd
LP		 1123 }
1124
1125 return 1;
1126
1127 } else if (streq(name, "PAMName")) {
1128 const char *n;
1129
1130 r = sd_bus_message_read(message, "s", &n);
1131 if (r < 0)
1132 return r;
1133
1134 if (mode != UNIT_CHECK) {
76736280
LP		 1135 if (isempty(n))
1136 c->pam_name = mfree(c->pam_name);
1137 else if (free_and_strdup(&c->pam_name, n) < 0)
1138 return -ENOMEM;
506711fd 1139
b27b4b51 1140 unit_write_drop_in_private_format(u, mode, name, "PAMName=%s", strempty(n));
506711fd
LP		 1141 }
1142
1143 return 1;
1144
c7040b5d
LP		 1145 } else if (streq(name, "Environment")) {
1146
1147 _cleanup_strv_free_ char **l = NULL;
1148
1149 r = sd_bus_message_read_strv(message, &l);
1150 if (r < 0)
1151 return r;
1152
1153 if (!strv_env_is_valid(l))
1154 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block.");
1155
1156 if (mode != UNIT_CHECK) {
1006a62d 1157 _cleanup_free_ char *joined = NULL;
c7040b5d
LP		 1158 char **e;
1159
e9876fc9
EV		 1160 if (strv_length(l) == 0) {
1161 c->environment = strv_free(c->environment);
b27b4b51 1162 unit_write_drop_in_private_format(u, mode, name, "Environment=");
e9876fc9
EV		 1163 } else {
1164 e = strv_env_merge(2, c->environment, l);
1165 if (!e)
1166 return -ENOMEM;
c7040b5d 1167
e9876fc9
EV		 1168 strv_free(c->environment);
1169 c->environment = e;
c7040b5d 1170
e9876fc9
EV		 1171 joined = strv_join_quoted(c->environment);
1172 if (!joined)
1173 return -ENOMEM;
1174
b27b4b51 1175 unit_write_drop_in_private_format(u, mode, name, "Environment=%s", joined);
e9876fc9 1176 }
c7040b5d
LP		 1177 }
1178
d584f638
LP		 1179 return 1;
1180
f1db3327
EV		 1181 } else if (streq(name, "TimerSlackNSec")) {
1182
1183 nsec_t n;
1184
1185 r = sd_bus_message_read(message, "t", &n);
1186 if (r < 0)
1187 return r;
1188
1189 if (mode != UNIT_CHECK) {
1190 c->timer_slack_nsec = n;
b27b4b51 1191 unit_write_drop_in_private_format(u, mode, name, "TimerSlackNSec=" NSEC_FMT, n);
f1db3327
EV		 1192 }
1193
1194 return 1;
1195
6b862936
EV		 1196 } else if (streq(name, "OOMScoreAdjust")) {
1197 int oa;
1198
1199 r = sd_bus_message_read(message, "i", &oa);
1200 if (r < 0)
1201 return r;
1202
1203 if (!oom_score_adjust_is_valid(oa))
1204 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range");
1205
1206 if (mode != UNIT_CHECK) {
1207 c->oom_score_adjust = oa;
1208 c->oom_score_adjust_set = true;
b27b4b51 1209 unit_write_drop_in_private_format(u, mode, name, "OOMScoreAdjust=%i", oa);
6b862936
EV		 1210 }
1211
1212 return 1;
1213
ceb728cf
NC		 1214 } else if (streq(name, "EnvironmentFiles")) {
1215
1216 _cleanup_free_ char *joined = NULL;
1217 _cleanup_fclose_ FILE *f = NULL;
2229f656 1218 _cleanup_free_ char **l = NULL;
ceb728cf 1219 size_t size = 0;
2229f656 1220 char **i;
ceb728cf
NC		 1221
1222 r = sd_bus_message_enter_container(message, 'a', "(sb)");
1223 if (r < 0)
1224 return r;
1225
1226 f = open_memstream(&joined, &size);
1227 if (!f)
1228 return -ENOMEM;
1229
2229f656 1230 STRV_FOREACH(i, c->environment_files)
b27b4b51 1231 fprintf(f, "EnvironmentFile=%s", *i);
ceb728cf
NC		 1232
1233 while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) {
1234 const char *path;
1235 int b;
1236
ceb728cf
NC		 1237 r = sd_bus_message_read(message, "sb", &path, &b);
1238 if (r < 0)
1239 return r;
1240
1241 r = sd_bus_message_exit_container(message);
1242 if (r < 0)
1243 return r;
1244
1245 if (!isempty(path) && !path_is_absolute(path))
1246 return sd_bus_error_set_errnof(error, EINVAL, "Path %s is not absolute.", path);
1247
1248 if (mode != UNIT_CHECK) {
ceb728cf
NC		 1249 char *buf = NULL;
1250
1251 buf = strjoin(b ? "-" : "", path, NULL);
2229f656 1252 if (!buf)
ceb728cf
NC		 1253 return -ENOMEM;
1254
b27b4b51 1255 fprintf(f, "EnvironmentFile=%s", buf);
ceb728cf 1256
2229f656 1257 r = strv_consume(&l, buf);
ceb728cf
NC		 1258 if (r < 0)
1259 return r;
1260 }
1261 }
1262 if (r < 0)
1263 return r;
1264
b0830e21
LP		 1265 r = sd_bus_message_exit_container(message);
1266 if (r < 0)
1267 return r;
1268
2229f656
LP		 1269 r = fflush_and_check(f);
1270 if (r < 0)
1271 return r;
ceb728cf 1272
2229f656
LP		 1273 if (mode != UNIT_CHECK) {
1274 if (strv_isempty(l)) {
1275 c->environment_files = strv_free(c->environment_files);
b27b4b51 1276 unit_write_drop_in_private(u, mode, name, "EnvironmentFile=");
2229f656
LP		 1277 } else {
1278 r = strv_extend_strv(&c->environment_files, l, true);
1279 if (r < 0)
1280 return r;
1281
ceb728cf 1282 unit_write_drop_in_private(u, mode, name, joined);
2229f656
LP		 1283 }
1284 }
ceb728cf 1285
ceb728cf
NC		 1286 return 1;
1287
b4c14404
FB		 1288 } else if (streq(name, "PassEnvironment")) {
1289
1290 _cleanup_strv_free_ char **l = NULL;
1291
1292 r = sd_bus_message_read_strv(message, &l);
1293 if (r < 0)
1294 return r;
1295
1296 if (!strv_env_name_is_valid(l))
1297 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment block.");
1298
1299 if (mode != UNIT_CHECK) {
1300 if (strv_isempty(l)) {
1301 c->pass_environment = strv_free(c->pass_environment);
b27b4b51 1302 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=");
b4c14404
FB		 1303 } else {
1304 _cleanup_free_ char *joined = NULL;
1305
1306 r = strv_extend_strv(&c->pass_environment, l, true);
1307 if (r < 0)
1308 return r;
1309
1310 joined = strv_join_quoted(c->pass_environment);
1311 if (!joined)
1312 return -ENOMEM;
1313
b27b4b51 1314 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=%s", joined);
b4c14404
FB		 1315 }
1316 }
1317
1318 return 1;
1319
08596068
EV		 1320 } else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories")) {
1321
1322 _cleanup_strv_free_ char **l = NULL;
1323 char ***dirs;
1324 char **p;
1325
1326 r = sd_bus_message_read_strv(message, &l);
1327 if (r < 0)
1328 return r;
1329
1330 STRV_FOREACH(p, l) {
1331 int offset;
1332 if (!utf8_is_valid(*p))
1333 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1334
1335 offset = **p == '-';
1336 if (!path_is_absolute(*p + offset))
1337 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1338 }
1339
1340 if (mode != UNIT_CHECK) {
1341 _cleanup_free_ char *joined = NULL;
1342
1343 if (streq(name, "ReadWriteDirectories"))
1344 dirs = &c->read_write_dirs;
1345 else if (streq(name, "ReadOnlyDirectories"))
1346 dirs = &c->read_only_dirs;
cb51e6b7 1347 else /* "InaccessibleDirectories" */
08596068
EV		 1348 dirs = &c->inaccessible_dirs;
1349
1350 if (strv_length(l) == 0) {
1351 *dirs = strv_free(*dirs);
b27b4b51 1352 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
08596068
EV		 1353 } else {
1354 r = strv_extend_strv(dirs, l, true);
1355
1356 if (r < 0)
1357 return -ENOMEM;
1358
1359 joined = strv_join_quoted(*dirs);
1360 if (!joined)
1361 return -ENOMEM;
1362
b27b4b51 1363 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
08596068
EV		 1364 }
1365
1366 }
1367
1368 return 1;
1369
5664e6cf
EV		 1370 } else if (streq(name, "ProtectSystem")) {
1371 const char *s;
1372 ProtectSystem ps;
1373
1374 r = sd_bus_message_read(message, "s", &s);
1375 if (r < 0)
1376 return r;
1377
1378 r = parse_boolean(s);
1379 if (r > 0)
1380 ps = PROTECT_SYSTEM_YES;
1381 else if (r == 0)
1382 ps = PROTECT_SYSTEM_NO;
1383 else {
1384 ps = protect_system_from_string(s);
1385 if (ps < 0)
1386 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect system value");
1387 }
1388
1389 if (mode != UNIT_CHECK) {
1390 c->protect_system = ps;
b27b4b51 1391 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
5664e6cf
EV		 1392 }
1393
1394 return 1;
1395
eff58074
EV		 1396 } else if (streq(name, "ProtectHome")) {
1397 const char *s;
1398 ProtectHome ph;
1399
1400 r = sd_bus_message_read(message, "s", &s);
1401 if (r < 0)
1402 return r;
1403
1404 r = parse_boolean(s);
1405 if (r > 0)
1406 ph = PROTECT_HOME_YES;
1407 else if (r == 0)
1408 ph = PROTECT_HOME_NO;
1409 else {
1410 ph = protect_home_from_string(s);
1411 if (ph < 0)
1412 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect home value");
1413 }
1414
1415 if (mode != UNIT_CHECK) {
1416 c->protect_home = ph;
b27b4b51 1417 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
eff58074
EV		 1418 }
1419
1420 return 1;
1421
fa21b5e3
EV		 1422 } else if (streq(name, "RuntimeDirectory")) {
1423 _cleanup_strv_free_ char **l = NULL;
1424 char **p;
1425
1426 r = sd_bus_message_read_strv(message, &l);
1427 if (r < 0)
1428 return r;
1429
1430 STRV_FOREACH(p, l) {
1431 if (!filename_is_valid(*p))
1432 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Runtime directory is not valid %s", *p);
1433 }
1434
1435 if (mode != UNIT_CHECK) {
1436 _cleanup_free_ char *joined = NULL;
1437
1438 if (strv_isempty(l)) {
1439 c->runtime_directory = strv_free(c->runtime_directory);
b27b4b51 1440 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
fa21b5e3
EV		 1441 } else {
1442 r = strv_extend_strv(&c->runtime_directory, l, true);
1443
1444 if (r < 0)
1445 return -ENOMEM;
1446
1447 joined = strv_join_quoted(c->runtime_directory);
1448 if (!joined)
1449 return -ENOMEM;
1450
b27b4b51 1451 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
fa21b5e3
EV		 1452 }
1453 }
1454
1455 return 1;
1456
186ad4b1
JB		 1457 } else if (streq(name, "SELinuxContext")) {
1458 const char *s;
1459
1460 r = sd_bus_message_read(message, "s", &s);
1461 if (r < 0)
1462 return r;
1463
1464 if (mode != UNIT_CHECK) {
4e282d11
JB		 1465 if (isempty(s))
1466 c->selinux_context = mfree(c->selinux_context);
1467 else if (free_and_strdup(&c->selinux_context, s) < 0)
1468 return -ENOMEM;
186ad4b1 1469
b27b4b51 1470 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, strempty(s));
186ad4b1
JB		 1471 }
1472
1473 return 1;
1474
cab2aca3
LP		 1475 }
1476
1477 ri = rlimit_from_string(name);
1478 if (ri < 0) {
1479 soft = endswith(name, "Soft");
1480 if (soft) {
1481 const char *n;
1482
1483 n = strndupa(name, soft - name);
1484 ri = rlimit_from_string(n);
1485 if (ri >= 0)
1486 name = n;
1487
1488 }
1489 }
1490
1491 if (ri >= 0) {
d584f638
LP		 1492 uint64_t rl;
1493 rlim_t x;
1494
1495 r = sd_bus_message_read(message, "t", &rl);
1496 if (r < 0)
1497 return r;
1498
1499 if (rl == (uint64_t) -1)
1500 x = RLIM_INFINITY;
1501 else {
1502 x = (rlim_t) rl;
1503
1504 if ((uint64_t) x != rl)
1505 return -ERANGE;
1506 }
1507
1508 if (mode != UNIT_CHECK) {
cab2aca3
LP		 1509 _cleanup_free_ char *f = NULL;
1510 struct rlimit nl;
1511
1512 if (c->rlimit[ri]) {
1513 nl = *c->rlimit[ri];
1514
1515 if (soft)
1516 nl.rlim_cur = x;
1517 else
1518 nl.rlim_max = x;
1519 } else
1520 /* When the resource limit is not initialized yet, then assign the value to both fields */
1521 nl = (struct rlimit) {
1522 .rlim_cur = x,
1523 .rlim_max = x,
1524 };
1525
1526 r = rlimit_format(&nl, &f);
1527 if (r < 0)
1528 return r;
d584f638 1529
cab2aca3
LP		 1530 if (c->rlimit[ri])
1531 *c->rlimit[ri] = nl;
1532 else {
1533 c->rlimit[ri] = newdup(struct rlimit, &nl, 1);
1534 if (!c->rlimit[ri])
d584f638
LP		 1535 return -ENOMEM;
1536 }
1537
b27b4b51 1538 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, f);
d584f638
LP		 1539 }
1540
c7040b5d
LP		 1541 return 1;
1542 }
1543
1544 return 0;
1545}
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