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[thirdparty/systemd.git] / src / core / dbus-execute.c
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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"
83555251 37#include "mount-util.h"
417116f2 38#include "namespace.h"
6bedfcbb 39#include "parse-util.h"
9b15b784 40#include "path-util.h"
7b3e062c 41#include "process-util.h"
78f22b97 42#include "rlimit-util.h"
57183d11
LP		 43#ifdef HAVE_SECCOMP
44#include "seccomp-util.h"
45#endif
6bedfcbb 46#include "strv.h"
7ccbd1ae 47#include "syslog-util.h"
6f3e7985 48#include "user-util.h"
6bedfcbb 49#include "utf8.h"
57183d11 50
718db961 51BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_exec_output, exec_output, ExecOutput);
82c121a4 52
718db961 53static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_input, exec_input, ExecInput);
8c7be95e 54
023a4f67
LP		 55static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_utmp_mode, exec_utmp_mode, ExecUtmpMode);
56
1b8689f9
LP		 57static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_home, protect_home, ProtectHome);
58static BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_protect_system, protect_system, ProtectSystem);
417116f2 59
718db961
LP		 60static int property_get_environment_files(
61 sd_bus *bus,
62 const char *path,
63 const char *interface,
64 const char *property,
65 sd_bus_message *reply,
ebcf1f97
LP		 66 void *userdata,
67 sd_bus_error *error) {
8c7be95e 68
718db961
LP		 69 ExecContext *c = userdata;
70 char **j;
71 int r;
8c7be95e 72
718db961
LP		 73 assert(bus);
74 assert(reply);
75 assert(c);
76
77 r = sd_bus_message_open_container(reply, 'a', "(sb)");
78 if (r < 0)
79 return r;
8c7be95e 80
718db961
LP		 81 STRV_FOREACH(j, c->environment_files) {
82 const char *fn = *j;
8c7be95e 83
718db961
LP		 84 r = sd_bus_message_append(reply, "(sb)", fn[0] == '-' ? fn + 1 : fn, fn[0] == '-');
85 if (r < 0)
86 return r;
8c7be95e
LP		 87 }
88
718db961
LP		 89 return sd_bus_message_close_container(reply);
90}
91
718db961
LP		 92static int property_get_oom_score_adjust(
93 sd_bus *bus,
94 const char *path,
95 const char *interface,
96 const char *property,
97 sd_bus_message *reply,
ebcf1f97
LP		 98 void *userdata,
99 sd_bus_error *error) {
718db961
LP		 100
101
102 ExecContext *c = userdata;
82c121a4
LP		 103 int32_t n;
104
718db961
LP		 105 assert(bus);
106 assert(reply);
82c121a4
LP		 107 assert(c);
108
dd6c17b1
LP		 109 if (c->oom_score_adjust_set)
110 n = c->oom_score_adjust;
82c121a4 111 else {
68eda4bd 112 _cleanup_free_ char *t = NULL;
82c121a4
LP		 113
114 n = 0;
718db961 115 if (read_one_line_file("/proc/self/oom_score_adj", &t) >= 0)
e4e73a63 116 safe_atoi32(t, &n);
82c121a4
LP		 117 }
118
718db961 119 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 120}
121
718db961
LP		 122static int property_get_nice(
123 sd_bus *bus,
124 const char *path,
125 const char *interface,
126 const char *property,
127 sd_bus_message *reply,
ebcf1f97
LP		 128 void *userdata,
129 sd_bus_error *error) {
718db961
LP		 130
131
132 ExecContext *c = userdata;
82c121a4
LP		 133 int32_t n;
134
718db961
LP		 135 assert(bus);
136 assert(reply);
82c121a4
LP		 137 assert(c);
138
139 if (c->nice_set)
140 n = c->nice;
718db961
LP		 141 else {
142 errno = 0;
82c121a4 143 n = getpriority(PRIO_PROCESS, 0);
b3267152 144 if (errno > 0)
718db961
LP		 145 n = 0;
146 }
82c121a4 147
718db961 148 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 149}
150
718db961
LP		 151static int property_get_ioprio(
152 sd_bus *bus,
153 const char *path,
154 const char *interface,
155 const char *property,
156 sd_bus_message *reply,
ebcf1f97
LP		 157 void *userdata,
158 sd_bus_error *error) {
718db961
LP		 159
160
161 ExecContext *c = userdata;
82c121a4
LP		 162 int32_t n;
163
718db961
LP		 164 assert(bus);
165 assert(reply);
82c121a4
LP		 166 assert(c);
167
168 if (c->ioprio_set)
169 n = c->ioprio;
718db961 170 else {
82c121a4 171 n = ioprio_get(IOPRIO_WHO_PROCESS, 0);
718db961
LP		 172 if (n < 0)
173 n = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, 4);
174 }
82c121a4 175
718db961 176 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 177}
178
718db961
LP		 179static int property_get_cpu_sched_policy(
180 sd_bus *bus,
181 const char *path,
182 const char *interface,
183 const char *property,
184 sd_bus_message *reply,
ebcf1f97
LP		 185 void *userdata,
186 sd_bus_error *error) {
718db961
LP		 187
188 ExecContext *c = userdata;
82c121a4
LP		 189 int32_t n;
190
718db961
LP		 191 assert(bus);
192 assert(reply);
82c121a4
LP		 193 assert(c);
194
195 if (c->cpu_sched_set)
196 n = c->cpu_sched_policy;
718db961 197 else {
82c121a4 198 n = sched_getscheduler(0);
718db961
LP		 199 if (n < 0)
200 n = SCHED_OTHER;
201 }
82c121a4 202
718db961 203 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 204}
205
718db961
LP		 206static int property_get_cpu_sched_priority(
207 sd_bus *bus,
208 const char *path,
209 const char *interface,
210 const char *property,
211 sd_bus_message *reply,
ebcf1f97
LP		 212 void *userdata,
213 sd_bus_error *error) {
718db961
LP		 214
215 ExecContext *c = userdata;
82c121a4
LP		 216 int32_t n;
217
718db961
LP		 218 assert(bus);
219 assert(reply);
82c121a4
LP		 220 assert(c);
221
222 if (c->cpu_sched_set)
223 n = c->cpu_sched_priority;
224 else {
b92bea5d 225 struct sched_param p = {};
82c121a4 226
82c121a4
LP		 227 if (sched_getparam(0, &p) >= 0)
228 n = p.sched_priority;
e62d8c39
ZJS		 229 else
230 n = 0;
82c121a4
LP		 231 }
232
718db961 233 return sd_bus_message_append(reply, "i", n);
82c121a4
LP		 234}
235
718db961
LP		 236static int property_get_cpu_affinity(
237 sd_bus *bus,
238 const char *path,
239 const char *interface,
240 const char *property,
241 sd_bus_message *reply,
ebcf1f97
LP		 242 void *userdata,
243 sd_bus_error *error) {
82c121a4 244
718db961 245 ExecContext *c = userdata;
82c121a4 246
718db961
LP		 247 assert(bus);
248 assert(reply);
249 assert(c);
82c121a4
LP		 250
251 if (c->cpuset)
718db961 252 return sd_bus_message_append_array(reply, 'y', c->cpuset, CPU_ALLOC_SIZE(c->cpuset_ncpus));
82c121a4 253 else
718db961 254 return sd_bus_message_append_array(reply, 'y', NULL, 0);
82c121a4
LP		 255}
256
718db961
LP		 257static int property_get_timer_slack_nsec(
258 sd_bus *bus,
259 const char *path,
260 const char *interface,
261 const char *property,
262 sd_bus_message *reply,
ebcf1f97
LP		 263 void *userdata,
264 sd_bus_error *error) {
718db961
LP		 265
266 ExecContext *c = userdata;
82c121a4
LP		 267 uint64_t u;
268
718db961
LP		 269 assert(bus);
270 assert(reply);
82c121a4
LP		 271 assert(c);
272
3a43da28 273 if (c->timer_slack_nsec != NSEC_INFINITY)
03fae018 274 u = (uint64_t) c->timer_slack_nsec;
82c121a4
LP		 275 else
276 u = (uint64_t) prctl(PR_GET_TIMERSLACK);
277
718db961 278 return sd_bus_message_append(reply, "t", u);
82c121a4
LP		 279}
280
718db961
LP		 281static int property_get_capability_bounding_set(
282 sd_bus *bus,
283 const char *path,
284 const char *interface,
285 const char *property,
286 sd_bus_message *reply,
ebcf1f97
LP		 287 void *userdata,
288 sd_bus_error *error) {
260abb78 289
718db961
LP		 290 ExecContext *c = userdata;
291
292 assert(bus);
293 assert(reply);
260abb78
LP		 294 assert(c);
295
a103496c 296 return sd_bus_message_append(reply, "t", c->capability_bounding_set);
260abb78
LP		 297}
298
755d4b67
IP		 299static int property_get_ambient_capabilities(
300 sd_bus *bus,
301 const char *path,
302 const char *interface,
303 const char *property,
304 sd_bus_message *reply,
305 void *userdata,
306 sd_bus_error *error) {
307
308 ExecContext *c = userdata;
309
310 assert(bus);
311 assert(reply);
312 assert(c);
313
314 return sd_bus_message_append(reply, "t", c->capability_ambient_set);
315}
316
479050b3 317static int property_get_empty_string(
718db961
LP		 318 sd_bus *bus,
319 const char *path,
320 const char *interface,
321 const char *property,
322 sd_bus_message *reply,
ebcf1f97
LP		 323 void *userdata,
324 sd_bus_error *error) {
718db961 325
718db961
LP		 326 assert(bus);
327 assert(reply);
82c121a4 328
479050b3 329 return sd_bus_message_append(reply, "s", "");
82c121a4
LP		 330}
331
718db961
LP		 332static int property_get_syscall_filter(
333 sd_bus *bus,
334 const char *path,
335 const char *interface,
336 const char *property,
337 sd_bus_message *reply,
ebcf1f97
LP		 338 void *userdata,
339 sd_bus_error *error) {
82c121a4 340
17df7223
LP		 341 ExecContext *c = userdata;
342 _cleanup_strv_free_ char **l = NULL;
57183d11
LP		 343 int r;
344
351a19b1 345#ifdef HAVE_SECCOMP
17df7223
LP		 346 Iterator i;
347 void *id;
351a19b1 348#endif
17df7223
LP		 349
350 assert(bus);
351 assert(reply);
352 assert(c);
353
57183d11
LP		 354 r = sd_bus_message_open_container(reply, 'r', "bas");
355 if (r < 0)
356 return r;
357
358 r = sd_bus_message_append(reply, "b", c->syscall_whitelist);
359 if (r < 0)
360 return r;
361
351a19b1 362#ifdef HAVE_SECCOMP
17df7223
LP		 363 SET_FOREACH(id, c->syscall_filter, i) {
364 char *name;
365
366 name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1);
367 if (!name)
368 continue;
369
6e18964d
ZJS		 370 r = strv_consume(&l, name);
371 if (r < 0)
372 return r;
17df7223 373 }
351a19b1 374#endif
17df7223
LP		 375
376 strv_sort(l);
377
57183d11
LP		 378 r = sd_bus_message_append_strv(reply, l);
379 if (r < 0)
380 return r;
17df7223 381
57183d11
LP		 382 return sd_bus_message_close_container(reply);
383}
17df7223 384
57183d11
LP		 385static int property_get_syscall_archs(
386 sd_bus *bus,
387 const char *path,
388 const char *interface,
389 const char *property,
390 sd_bus_message *reply,
391 void *userdata,
392 sd_bus_error *error) {
393
394 ExecContext *c = userdata;
395 _cleanup_strv_free_ char **l = NULL;
396 int r;
397
398#ifdef HAVE_SECCOMP
399 Iterator i;
400 void *id;
401#endif
402
403 assert(bus);
404 assert(reply);
405 assert(c);
17df7223 406
57183d11
LP		 407#ifdef HAVE_SECCOMP
408 SET_FOREACH(id, c->syscall_archs, i) {
409 const char *name;
410
411 name = seccomp_arch_to_string(PTR_TO_UINT32(id) - 1);
412 if (!name)
413 continue;
414
415 r = strv_extend(&l, name);
416 if (r < 0)
417 return -ENOMEM;
17df7223 418 }
57183d11
LP		 419#endif
420
421 strv_sort(l);
422
423 r = sd_bus_message_append_strv(reply, l);
424 if (r < 0)
425 return r;
17df7223 426
57183d11 427 return 0;
17df7223
LP		 428}
429
430static int property_get_syscall_errno(
431 sd_bus *bus,
432 const char *path,
433 const char *interface,
434 const char *property,
435 sd_bus_message *reply,
436 void *userdata,
437 sd_bus_error *error) {
438
718db961 439 ExecContext *c = userdata;
82c121a4 440
718db961
LP		 441 assert(bus);
442 assert(reply);
443 assert(c);
82c121a4 444
17df7223 445 return sd_bus_message_append(reply, "i", (int32_t) c->syscall_errno);
718db961 446}
82c121a4 447
5f8640fb
LP		 448static int property_get_selinux_context(
449 sd_bus *bus,
450 const char *path,
451 const char *interface,
452 const char *property,
453 sd_bus_message *reply,
454 void *userdata,
455 sd_bus_error *error) {
456
457 ExecContext *c = userdata;
458
459 assert(bus);
460 assert(reply);
461 assert(c);
462
463 return sd_bus_message_append(reply, "(bs)", c->selinux_context_ignore, c->selinux_context);
464}
465
eef65bf3
MS		 466static int property_get_apparmor_profile(
467 sd_bus *bus,
468 const char *path,
469 const char *interface,
470 const char *property,
471 sd_bus_message *reply,
472 void *userdata,
473 sd_bus_error *error) {
474
475 ExecContext *c = userdata;
476
477 assert(bus);
478 assert(reply);
479 assert(c);
480
481 return sd_bus_message_append(reply, "(bs)", c->apparmor_profile_ignore, c->apparmor_profile);
482}
483
2ca620c4
WC		 484static int property_get_smack_process_label(
485 sd_bus *bus,
486 const char *path,
487 const char *interface,
488 const char *property,
489 sd_bus_message *reply,
490 void *userdata,
491 sd_bus_error *error) {
492
493 ExecContext *c = userdata;
494
495 assert(bus);
496 assert(reply);
497 assert(c);
498
499 return sd_bus_message_append(reply, "(bs)", c->smack_process_label_ignore, c->smack_process_label);
500}
501
ac45f971
LP		 502static int property_get_personality(
503 sd_bus *bus,
504 const char *path,
505 const char *interface,
506 const char *property,
507 sd_bus_message *reply,
508 void *userdata,
509 sd_bus_error *error) {
510
511 ExecContext *c = userdata;
512
513 assert(bus);
514 assert(reply);
515 assert(c);
516
517 return sd_bus_message_append(reply, "s", personality_to_string(c->personality));
518}
519
4298d0b5
LP		 520static int property_get_address_families(
521 sd_bus *bus,
522 const char *path,
523 const char *interface,
524 const char *property,
525 sd_bus_message *reply,
526 void *userdata,
527 sd_bus_error *error) {
528
529 ExecContext *c = userdata;
530 _cleanup_strv_free_ char **l = NULL;
531 Iterator i;
532 void *af;
533 int r;
534
535 assert(bus);
536 assert(reply);
537 assert(c);
538
539 r = sd_bus_message_open_container(reply, 'r', "bas");
540 if (r < 0)
541 return r;
542
543 r = sd_bus_message_append(reply, "b", c->address_families_whitelist);
544 if (r < 0)
545 return r;
546
547 SET_FOREACH(af, c->address_families, i) {
548 const char *name;
549
550 name = af_to_name(PTR_TO_INT(af));
551 if (!name)
552 continue;
553
554 r = strv_extend(&l, name);
555 if (r < 0)
556 return -ENOMEM;
557 }
558
559 strv_sort(l);
560
561 r = sd_bus_message_append_strv(reply, l);
562 if (r < 0)
563 return r;
564
565 return sd_bus_message_close_container(reply);
566}
567
5f5d8eab
LP		 568static int property_get_working_directory(
569 sd_bus *bus,
570 const char *path,
571 const char *interface,
572 const char *property,
573 sd_bus_message *reply,
574 void *userdata,
575 sd_bus_error *error) {
576
577 ExecContext *c = userdata;
578 const char *wd;
579
580 assert(bus);
581 assert(reply);
582 assert(c);
583
584 if (c->working_directory_home)
585 wd = "~";
586 else
587 wd = c->working_directory;
588
589 if (c->working_directory_missing_ok)
590 wd = strjoina("!", wd);
591
592 return sd_bus_message_append(reply, "s", wd);
593}
594
06f2ccf9
EV		 595static int property_get_syslog_level(
596 sd_bus *bus,
597 const char *path,
598 const char *interface,
599 const char *property,
600 sd_bus_message *reply,
601 void *userdata,
602 sd_bus_error *error) {
603
604 ExecContext *c = userdata;
605
606 assert(bus);
607 assert(reply);
608 assert(c);
609
610 return sd_bus_message_append(reply, "i", LOG_PRI(c->syslog_priority));
611}
612
613static int property_get_syslog_facility(
614 sd_bus *bus,
615 const char *path,
616 const char *interface,
617 const char *property,
618 sd_bus_message *reply,
619 void *userdata,
620 sd_bus_error *error) {
621
622 ExecContext *c = userdata;
623
624 assert(bus);
625 assert(reply);
626 assert(c);
627
628 return sd_bus_message_append(reply, "i", LOG_FAC(c->syslog_priority));
629}
630
52c239d7
LB		 631static int property_get_input_fdname(
632 sd_bus *bus,
633 const char *path,
634 const char *interface,
635 const char *property,
636 sd_bus_message *reply,
637 void *userdata,
638 sd_bus_error *error) {
639
640 ExecContext *c = userdata;
641 const char *name;
642
643 assert(bus);
644 assert(c);
645 assert(property);
646 assert(reply);
647
648 name = exec_context_fdname(c, STDIN_FILENO);
649
650 return sd_bus_message_append(reply, "s", name);
651}
652
653static int property_get_output_fdname(
654 sd_bus *bus,
655 const char *path,
656 const char *interface,
657 const char *property,
658 sd_bus_message *reply,
659 void *userdata,
660 sd_bus_error *error) {
661
662 ExecContext *c = userdata;
663 const char *name = NULL;
664
665 assert(bus);
666 assert(c);
667 assert(property);
668 assert(reply);
669
670 if (c->std_output == EXEC_OUTPUT_NAMED_FD && streq(property, "StandardOutputFileDescriptorName"))
671 name = exec_context_fdname(c, STDOUT_FILENO);
672 else if (c->std_error == EXEC_OUTPUT_NAMED_FD && streq(property, "StandardErrorFileDescriptorName"))
673 name = exec_context_fdname(c, STDERR_FILENO);
674
675 return sd_bus_message_append(reply, "s", name);
676}
677
d2d6c096
LP		 678static int property_get_bind_paths(
679 sd_bus *bus,
680 const char *path,
681 const char *interface,
682 const char *property,
683 sd_bus_message *reply,
684 void *userdata,
685 sd_bus_error *error) {
686
687 ExecContext *c = userdata;
688 unsigned i;
689 bool ro;
690 int r;
691
692 assert(bus);
693 assert(c);
694 assert(property);
695 assert(reply);
696
697 ro = !!strstr(property, "ReadOnly");
698
699 r = sd_bus_message_open_container(reply, 'a', "(ssbt)");
700 if (r < 0)
701 return r;
702
703 for (i = 0; i < c->n_bind_mounts; i++) {
704
705 if (ro != c->bind_mounts[i].read_only)
706 continue;
707
708 r = sd_bus_message_append(
709 reply, "(ssbt)",
710 c->bind_mounts[i].source,
711 c->bind_mounts[i].destination,
712 c->bind_mounts[i].ignore_enoent,
713 c->bind_mounts[i].recursive ? MS_REC : 0);
714 if (r < 0)
715 return r;
716 }
717
718 return sd_bus_message_close_container(reply);
719}
720
718db961
LP		 721const sd_bus_vtable bus_exec_vtable[] = {
722 SD_BUS_VTABLE_START(0),
556089dc
LP		 723 SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST),
724 SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST),
b4c14404 725 SD_BUS_PROPERTY("PassEnvironment", "as", NULL, offsetof(ExecContext, pass_environment), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 726 SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 727 SD_BUS_PROPERTY("LimitCPU", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 728 SD_BUS_PROPERTY("LimitCPUSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 729 SD_BUS_PROPERTY("LimitFSIZE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 730 SD_BUS_PROPERTY("LimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 731 SD_BUS_PROPERTY("LimitDATA", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 732 SD_BUS_PROPERTY("LimitDATASoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 733 SD_BUS_PROPERTY("LimitSTACK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 734 SD_BUS_PROPERTY("LimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 735 SD_BUS_PROPERTY("LimitCORE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 736 SD_BUS_PROPERTY("LimitCORESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 737 SD_BUS_PROPERTY("LimitRSS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 738 SD_BUS_PROPERTY("LimitRSSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 739 SD_BUS_PROPERTY("LimitNOFILE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 740 SD_BUS_PROPERTY("LimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 741 SD_BUS_PROPERTY("LimitAS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 742 SD_BUS_PROPERTY("LimitASSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 743 SD_BUS_PROPERTY("LimitNPROC", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 744 SD_BUS_PROPERTY("LimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 745 SD_BUS_PROPERTY("LimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 746 SD_BUS_PROPERTY("LimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 747 SD_BUS_PROPERTY("LimitLOCKS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 748 SD_BUS_PROPERTY("LimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 749 SD_BUS_PROPERTY("LimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 750 SD_BUS_PROPERTY("LimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 751 SD_BUS_PROPERTY("LimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 752 SD_BUS_PROPERTY("LimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 753 SD_BUS_PROPERTY("LimitNICE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 754 SD_BUS_PROPERTY("LimitNICESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 755 SD_BUS_PROPERTY("LimitRTPRIO", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 756 SD_BUS_PROPERTY("LimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
c9d031c3 757 SD_BUS_PROPERTY("LimitRTTIME", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
147f6858 758 SD_BUS_PROPERTY("LimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
5f5d8eab 759 SD_BUS_PROPERTY("WorkingDirectory", "s", property_get_working_directory, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 760 SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST),
761 SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST),
762 SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST),
763 SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST),
764 SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
765 SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
766 SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST),
767 SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST),
768 SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST),
769 SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST),
770 SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST),
52c239d7 771 SD_BUS_PROPERTY("StandardInputFileDescriptorName", "s", property_get_input_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 772 SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST),
52c239d7 773 SD_BUS_PROPERTY("StandardOutputFileDescriptorName", "s", property_get_output_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 774 SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST),
52c239d7 775 SD_BUS_PROPERTY("StandardErrorFileDescriptorName", "s", property_get_output_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 776 SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST),
777 SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST),
778 SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST),
779 SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST),
780 SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
781 SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST),
782 SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST),
06f2ccf9
EV		 783 SD_BUS_PROPERTY("SyslogLevel", "i", property_get_syslog_level, 0, SD_BUS_VTABLE_PROPERTY_CONST),
784 SD_BUS_PROPERTY("SyslogFacility", "i", property_get_syslog_facility, 0, SD_BUS_VTABLE_PROPERTY_CONST),
479050b3 785 SD_BUS_PROPERTY("Capabilities", "s", property_get_empty_string, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
556089dc
LP		 786 SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST),
787 SD_BUS_PROPERTY("CapabilityBoundingSet", "t", property_get_capability_bounding_set, 0, SD_BUS_VTABLE_PROPERTY_CONST),
755d4b67 788 SD_BUS_PROPERTY("AmbientCapabilities", "t", property_get_ambient_capabilities, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 789 SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST),
790 SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST),
29206d46 791 SD_BUS_PROPERTY("DynamicUser", "b", bus_property_get_bool, offsetof(ExecContext, dynamic_user), SD_BUS_VTABLE_PROPERTY_CONST),
00d9ef85 792 SD_BUS_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(ExecContext, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 793 SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc 794 SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST),
d724118e
LP		 795 SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
796 SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
797 SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
2a624c36
AP		 798 SD_BUS_PROPERTY("ReadWritePaths", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST),
799 SD_BUS_PROPERTY("ReadOnlyPaths", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST),
800 SD_BUS_PROPERTY("InaccessiblePaths", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 801 SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST),
802 SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST),
7f112f50 803 SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST),
59eeb84b 804 SD_BUS_PROPERTY("ProtectKernelTunables", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_tunables), SD_BUS_VTABLE_PROPERTY_CONST),
502d704e 805 SD_BUS_PROPERTY("ProtectKernelModules", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_modules), SD_BUS_VTABLE_PROPERTY_CONST),
59eeb84b 806 SD_BUS_PROPERTY("ProtectControlGroups", "b", bus_property_get_bool, offsetof(ExecContext, protect_control_groups), SD_BUS_VTABLE_PROPERTY_CONST),
d251207d
LP		 807 SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST),
808 SD_BUS_PROPERTY("PrivateUsers", "b", bus_property_get_bool, offsetof(ExecContext, private_users), SD_BUS_VTABLE_PROPERTY_CONST),
1b8689f9
LP		 809 SD_BUS_PROPERTY("ProtectHome", "s", bus_property_get_protect_home, offsetof(ExecContext, protect_home), SD_BUS_VTABLE_PROPERTY_CONST),
810 SD_BUS_PROPERTY("ProtectSystem", "s", bus_property_get_protect_system, offsetof(ExecContext, protect_system), SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 811 SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST),
812 SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST),
023a4f67 813 SD_BUS_PROPERTY("UtmpMode", "s", property_get_exec_utmp_mode, offsetof(ExecContext, utmp_mode), SD_BUS_VTABLE_PROPERTY_CONST),
5f8640fb 814 SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST),
eef65bf3 815 SD_BUS_PROPERTY("AppArmorProfile", "(bs)", property_get_apparmor_profile, 0, SD_BUS_VTABLE_PROPERTY_CONST),
2ca620c4 816 SD_BUS_PROPERTY("SmackProcessLabel", "(bs)", property_get_smack_process_label, 0, SD_BUS_VTABLE_PROPERTY_CONST),
556089dc
LP		 817 SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST),
818 SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST),
57183d11
LP		 819 SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
820 SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST),
17df7223 821 SD_BUS_PROPERTY("SystemCallErrorNumber", "i", property_get_syscall_errno, 0, SD_BUS_VTABLE_PROPERTY_CONST),
ac45f971 822 SD_BUS_PROPERTY("Personality", "s", property_get_personality, 0, SD_BUS_VTABLE_PROPERTY_CONST),
4298d0b5 823 SD_BUS_PROPERTY("RestrictAddressFamilies", "(bas)", property_get_address_families, 0, SD_BUS_VTABLE_PROPERTY_CONST),
e66cf1a3
LP		 824 SD_BUS_PROPERTY("RuntimeDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, runtime_directory_mode), SD_BUS_VTABLE_PROPERTY_CONST),
825 SD_BUS_PROPERTY("RuntimeDirectory", "as", NULL, offsetof(ExecContext, runtime_directory), SD_BUS_VTABLE_PROPERTY_CONST),
f3e43635 826 SD_BUS_PROPERTY("MemoryDenyWriteExecute", "b", bus_property_get_bool, offsetof(ExecContext, memory_deny_write_execute), SD_BUS_VTABLE_PROPERTY_CONST),
f4170c67 827 SD_BUS_PROPERTY("RestrictRealtime", "b", bus_property_get_bool, offsetof(ExecContext, restrict_realtime), SD_BUS_VTABLE_PROPERTY_CONST),
6a8c2d59 828 SD_BUS_PROPERTY("RestrictNamespaces", "t", bus_property_get_ulong, offsetof(ExecContext, restrict_namespaces), SD_BUS_VTABLE_PROPERTY_CONST),
d2d6c096
LP		 829 SD_BUS_PROPERTY("BindPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
830 SD_BUS_PROPERTY("BindReadOnlyPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
5d997827 831 SD_BUS_PROPERTY("MountAPIVFS", "b", bus_property_get_bool, offsetof(ExecContext, mount_apivfs), SD_BUS_VTABLE_PROPERTY_CONST),
718db961
LP		 832 SD_BUS_VTABLE_END
833};
82c121a4 834
4d4c80d0
LP		 835static int append_exec_command(sd_bus_message *reply, ExecCommand *c) {
836 int r;
837
838 assert(reply);
839 assert(c);
840
841 if (!c->path)
842 return 0;
843
844 r = sd_bus_message_open_container(reply, 'r', "sasbttttuii");
845 if (r < 0)
846 return r;
847
848 r = sd_bus_message_append(reply, "s", c->path);
849 if (r < 0)
850 return r;
851
852 r = sd_bus_message_append_strv(reply, c->argv);
853 if (r < 0)
854 return r;
855
856 r = sd_bus_message_append(reply, "bttttuii",
857 c->ignore,
858 c->exec_status.start_timestamp.realtime,
859 c->exec_status.start_timestamp.monotonic,
860 c->exec_status.exit_timestamp.realtime,
861 c->exec_status.exit_timestamp.monotonic,
862 (uint32_t) c->exec_status.pid,
863 (int32_t) c->exec_status.code,
864 (int32_t) c->exec_status.status);
865 if (r < 0)
866 return r;
867
868 return sd_bus_message_close_container(reply);
869}
870
718db961
LP		 871int bus_property_get_exec_command(
872 sd_bus *bus,
873 const char *path,
874 const char *interface,
875 const char *property,
876 sd_bus_message *reply,
ebcf1f97
LP		 877 void *userdata,
878 sd_bus_error *ret_error) {
fe68089d 879
4d4c80d0 880 ExecCommand *c = (ExecCommand*) userdata;
718db961 881 int r;
fe68089d 882
718db961
LP		 883 assert(bus);
884 assert(reply);
fe68089d 885
718db961
LP		 886 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
887 if (r < 0)
888 return r;
fe68089d 889
4d4c80d0
LP		 890 r = append_exec_command(reply, c);
891 if (r < 0)
892 return r;
fe68089d 893
4d4c80d0
LP		 894 return sd_bus_message_close_container(reply);
895}
718db961 896
4d4c80d0
LP		 897int bus_property_get_exec_command_list(
898 sd_bus *bus,
899 const char *path,
900 const char *interface,
901 const char *property,
902 sd_bus_message *reply,
903 void *userdata,
904 sd_bus_error *ret_error) {
718db961 905
4d4c80d0
LP		 906 ExecCommand *c = *(ExecCommand**) userdata;
907 int r;
718db961 908
4d4c80d0
LP		 909 assert(bus);
910 assert(reply);
911
912 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
913 if (r < 0)
914 return r;
718db961 915
4d4c80d0
LP		 916 LIST_FOREACH(command, c, c) {
917 r = append_exec_command(reply, c);
718db961
LP		 918 if (r < 0)
919 return r;
fe68089d
LP		 920 }
921
718db961 922 return sd_bus_message_close_container(reply);
8351ceae 923}
c7040b5d
LP		 924
925int bus_exec_context_set_transient_property(
926 Unit *u,
927 ExecContext *c,
928 const char *name,
929 sd_bus_message *message,
930 UnitSetPropertiesMode mode,
931 sd_bus_error *error) {
932
cab2aca3
LP		 933 const char *soft = NULL;
934 int r, ri;
c7040b5d
LP		 935
936 assert(u);
937 assert(c);
938 assert(name);
939 assert(message);
940
941 if (streq(name, "User")) {
942 const char *uu;
943
944 r = sd_bus_message_read(message, "s", &uu);
945 if (r < 0)
946 return r;
947
6f3e7985
LP		 948 if (!isempty(uu) && !valid_user_group_name_or_id(uu))
949 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user name: %s", uu);
950
c7040b5d 951 if (mode != UNIT_CHECK) {
76736280
LP		 952
953 if (isempty(uu))
954 c->user = mfree(c->user);
955 else if (free_and_strdup(&c->user, uu) < 0)
956 return -ENOMEM;
c7040b5d 957
b27b4b51 958 unit_write_drop_in_private_format(u, mode, name, "User=%s", uu);
c7040b5d
LP		 959 }
960
961 return 1;
962
963 } else if (streq(name, "Group")) {
964 const char *gg;
965
966 r = sd_bus_message_read(message, "s", &gg);
967 if (r < 0)
968 return r;
969
6f3e7985
LP		 970 if (!isempty(gg) && !valid_user_group_name_or_id(gg))
971 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group name: %s", gg);
972
c7040b5d 973 if (mode != UNIT_CHECK) {
76736280
LP		 974
975 if (isempty(gg))
976 c->group = mfree(c->group);
977 else if (free_and_strdup(&c->group, gg) < 0)
978 return -ENOMEM;
c7040b5d 979
b27b4b51 980 unit_write_drop_in_private_format(u, mode, name, "Group=%s", gg);
c7040b5d
LP		 981 }
982
983 return 1;
de53c417
EV		 984 } else if (streq(name, "SyslogIdentifier")) {
985 const char *id;
c7040b5d 986
de53c417
EV		 987 r = sd_bus_message_read(message, "s", &id);
988 if (r < 0)
989 return r;
990
991 if (mode != UNIT_CHECK) {
76736280
LP		 992
993 if (isempty(id))
994 c->syslog_identifier = mfree(c->syslog_identifier);
995 else if (free_and_strdup(&c->syslog_identifier, id) < 0)
996 return -ENOMEM;
de53c417 997
b27b4b51 998 unit_write_drop_in_private_format(u, mode, name, "SyslogIdentifier=%s", id);
de53c417
EV		 999 }
1000
a8a13575
EV		 1001 return 1;
1002 } else if (streq(name, "SyslogLevel")) {
1003 int level;
1004
1005 r = sd_bus_message_read(message, "i", &level);
1006 if (r < 0)
1007 return r;
1008
e0d6e0fa
EV		 1009 if (!log_level_is_valid(level))
1010 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range");
1011
a8a13575
EV		 1012 if (mode != UNIT_CHECK) {
1013 c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level;
b27b4b51 1014 unit_write_drop_in_private_format(u, mode, name, "SyslogLevel=%i", level);
a8a13575
EV		 1015 }
1016
460ed929
EV		 1017 return 1;
1018 } else if (streq(name, "SyslogFacility")) {
1019 int facility;
1020
1021 r = sd_bus_message_read(message, "i", &facility);
1022 if (r < 0)
1023 return r;
1024
e0d6e0fa
EV		 1025 if (!log_facility_unshifted_is_valid(facility))
1026 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range");
1027
460ed929
EV		 1028 if (mode != UNIT_CHECK) {
1029 c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority);
b27b4b51 1030 unit_write_drop_in_private_format(u, mode, name, "SyslogFacility=%i", facility);
460ed929
EV		 1031 }
1032
de53c417 1033 return 1;
c7040b5d
LP		 1034 } else if (streq(name, "Nice")) {
1035 int n;
1036
1037 r = sd_bus_message_read(message, "i", &n);
1038 if (r < 0)
1039 return r;
1040
41bf0590 1041 if (!nice_is_valid(n))
c7040b5d
LP		 1042 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Nice value out of range");
1043
1044 if (mode != UNIT_CHECK) {
1045 c->nice = n;
b27b4b51 1046 unit_write_drop_in_private_format(u, mode, name, "Nice=%i", n);
c7040b5d
LP		 1047 }
1048
1049 return 1;
1050
5f5d8eab 1051 } else if (STR_IN_SET(name, "TTYPath", "RootDirectory")) {
602b8355 1052 const char *s;
9b15b784 1053
602b8355 1054 r = sd_bus_message_read(message, "s", &s);
9b15b784
LP		 1055 if (r < 0)
1056 return r;
1057
602b8355
NC		 1058 if (!path_is_absolute(s))
1059 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s takes an absolute path", name);
9b15b784
LP		 1060
1061 if (mode != UNIT_CHECK) {
5f5d8eab
LP		 1062 if (streq(name, "TTYPath"))
1063 r = free_and_strdup(&c->tty_path, s);
1064 else {
1065 assert(streq(name, "RootDirectory"));
1066 r = free_and_strdup(&c->root_directory, s);
602b8355 1067 }
5f5d8eab
LP		 1068 if (r < 0)
1069 return r;
9b15b784 1070
b27b4b51 1071 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
9b15b784
LP		 1072 }
1073
1074 return 1;
1075
5f5d8eab
LP		 1076 } else if (streq(name, "WorkingDirectory")) {
1077 const char *s;
1078 bool missing_ok;
1079
1080 r = sd_bus_message_read(message, "s", &s);
1081 if (r < 0)
1082 return r;
1083
1084 if (s[0] == '-') {
1085 missing_ok = true;
1086 s++;
1087 } else
1088 missing_ok = false;
1089
1090 if (!streq(s, "~") && !path_is_absolute(s))
1091 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'");
1092
1093 if (mode != UNIT_CHECK) {
1094 if (streq(s, "~")) {
1095 c->working_directory = mfree(c->working_directory);
1096 c->working_directory_home = true;
1097 } else {
1098 r = free_and_strdup(&c->working_directory, s);
1099 if (r < 0)
1100 return r;
1101
1102 c->working_directory_home = false;
1103 }
1104
1105 c->working_directory_missing_ok = missing_ok;
b27b4b51 1106 unit_write_drop_in_private_format(u, mode, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s);
5f5d8eab
LP		 1107 }
1108
1109 return 1;
1110
9b15b784
LP		 1111 } else if (streq(name, "StandardInput")) {
1112 const char *s;
1113 ExecInput p;
1114
1115 r = sd_bus_message_read(message, "s", &s);
1116 if (r < 0)
1117 return r;
1118
1119 p = exec_input_from_string(s);
1120 if (p < 0)
1121 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard input name");
1122
1123 if (mode != UNIT_CHECK) {
1124 c->std_input = p;
1125
b27b4b51 1126 unit_write_drop_in_private_format(u, mode, name, "StandardInput=%s", exec_input_to_string(p));
9b15b784
LP		 1127 }
1128
1129 return 1;
1130
9b15b784
LP		 1131 } else if (streq(name, "StandardOutput")) {
1132 const char *s;
1133 ExecOutput p;
1134
1135 r = sd_bus_message_read(message, "s", &s);
1136 if (r < 0)
1137 return r;
1138
1139 p = exec_output_from_string(s);
1140 if (p < 0)
1141 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard output name");
1142
1143 if (mode != UNIT_CHECK) {
1144 c->std_output = p;
1145
b27b4b51 1146 unit_write_drop_in_private_format(u, mode, name, "StandardOutput=%s", exec_output_to_string(p));
9b15b784
LP		 1147 }
1148
1149 return 1;
1150
1151 } else if (streq(name, "StandardError")) {
1152 const char *s;
1153 ExecOutput p;
1154
1155 r = sd_bus_message_read(message, "s", &s);
1156 if (r < 0)
1157 return r;
1158
1159 p = exec_output_from_string(s);
1160 if (p < 0)
1161 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard error name");
1162
1163 if (mode != UNIT_CHECK) {
1164 c->std_error = p;
1165
b27b4b51 1166 unit_write_drop_in_private_format(u, mode, name, "StandardError=%s", exec_output_to_string(p));
9b15b784
LP		 1167 }
1168
1169 return 1;
1170
52c239d7
LB		 1171 } else if (STR_IN_SET(name,
1172 "StandardInputFileDescriptorName", "StandardOutputFileDescriptorName", "StandardErrorFileDescriptorName")) {
1173 const char *s;
1174
1175 r = sd_bus_message_read(message, "s", &s);
1176 if (r < 0)
1177 return r;
1178
1179 if (!fdname_is_valid(s))
1180 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid file descriptor name");
1181
1182 if (mode != UNIT_CHECK) {
1183 if (streq(name, "StandardInputFileDescriptorName")) {
1184 c->std_input = EXEC_INPUT_NAMED_FD;
1185 r = free_and_strdup(&c->stdio_fdname[STDIN_FILENO], s);
1186 if (r < 0)
1187 return r;
1188 unit_write_drop_in_private_format(u, mode, name, "StandardInput=fd:%s", s);
1189 } else if (streq(name, "StandardOutputFileDescriptorName")) {
1190 c->std_output = EXEC_OUTPUT_NAMED_FD;
1191 r = free_and_strdup(&c->stdio_fdname[STDOUT_FILENO], s);
1192 if (r < 0)
1193 return r;
1194 unit_write_drop_in_private_format(u, mode, name, "StandardOutput=fd:%s", s);
1195 } else if (streq(name, "StandardErrorFileDescriptorName")) {
1196 c->std_error = EXEC_OUTPUT_NAMED_FD;
1197 r = free_and_strdup(&c->stdio_fdname[STDERR_FILENO], s);
1198 if (r < 0)
1199 return r;
1200 unit_write_drop_in_private_format(u, mode, name, "StandardError=fd:%s", s);
1201 }
1202 }
1203
1204 return 1;
1205
b9c50073
GP		 1206 } else if (STR_IN_SET(name,
1207 "IgnoreSIGPIPE", "TTYVHangup", "TTYReset",
d251207d 1208 "PrivateTmp", "PrivateDevices", "PrivateNetwork", "PrivateUsers",
29206d46 1209 "NoNewPrivileges", "SyslogLevelPrefix", "MemoryDenyWriteExecute",
59eeb84b 1210 "RestrictRealtime", "DynamicUser", "RemoveIPC", "ProtectKernelTunables",
5d997827 1211 "ProtectKernelModules", "ProtectControlGroups", "MountAPIVFS")) {
506711fd
LP		 1212 int b;
1213
1214 r = sd_bus_message_read(message, "b", &b);
1215 if (r < 0)
1216 return r;
1217
1218 if (mode != UNIT_CHECK) {
b9c50073
GP		 1219 if (streq(name, "IgnoreSIGPIPE"))
1220 c->ignore_sigpipe = b;
1221 else if (streq(name, "TTYVHangup"))
1222 c->tty_vhangup = b;
1223 else if (streq(name, "TTYReset"))
1224 c->tty_reset = b;
1225 else if (streq(name, "PrivateTmp"))
1226 c->private_tmp = b;
1227 else if (streq(name, "PrivateDevices"))
1228 c->private_devices = b;
1229 else if (streq(name, "PrivateNetwork"))
1230 c->private_network = b;
d251207d
LP		 1231 else if (streq(name, "PrivateUsers"))
1232 c->private_users = b;
b9c50073
GP		 1233 else if (streq(name, "NoNewPrivileges"))
1234 c->no_new_privileges = b;
047d9933
EV		 1235 else if (streq(name, "SyslogLevelPrefix"))
1236 c->syslog_level_prefix = b;
f3e43635
TM		 1237 else if (streq(name, "MemoryDenyWriteExecute"))
1238 c->memory_deny_write_execute = b;
f4170c67
LP		 1239 else if (streq(name, "RestrictRealtime"))
1240 c->restrict_realtime = b;
29206d46
LP		 1241 else if (streq(name, "DynamicUser"))
1242 c->dynamic_user = b;
00d9ef85
LP		 1243 else if (streq(name, "RemoveIPC"))
1244 c->remove_ipc = b;
59eeb84b
LP		 1245 else if (streq(name, "ProtectKernelTunables"))
1246 c->protect_kernel_tunables = b;
502d704e
DH		 1247 else if (streq(name, "ProtectKernelModules"))
1248 c->protect_kernel_modules = b;
59eeb84b
LP		 1249 else if (streq(name, "ProtectControlGroups"))
1250 c->protect_control_groups = b;
5d997827
LP		 1251 else if (streq(name, "MountAPIVFS"))
1252 c->mount_apivfs = b;
b9c50073 1253
b27b4b51 1254 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, yes_no(b));
506711fd
LP		 1255 }
1256
1257 return 1;
1258
1259 } else if (streq(name, "UtmpIdentifier")) {
1260 const char *id;
1261
1262 r = sd_bus_message_read(message, "s", &id);
1263 if (r < 0)
1264 return r;
1265
1266 if (mode != UNIT_CHECK) {
76736280
LP		 1267 if (isempty(id))
1268 c->utmp_id = mfree(c->utmp_id);
1269 else if (free_and_strdup(&c->utmp_id, id) < 0)
1270 return -ENOMEM;
506711fd 1271
b27b4b51 1272 unit_write_drop_in_private_format(u, mode, name, "UtmpIdentifier=%s", strempty(id));
506711fd
LP		 1273 }
1274
1275 return 1;
1276
1277 } else if (streq(name, "UtmpMode")) {
1278 const char *s;
1279 ExecUtmpMode m;
1280
1281 r = sd_bus_message_read(message, "s", &s);
1282 if (r < 0)
1283 return r;
1284
1285 m = exec_utmp_mode_from_string(s);
1286 if (m < 0)
1287 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid utmp mode");
1288
1289 if (mode != UNIT_CHECK) {
1290 c->utmp_mode = m;
1291
b27b4b51 1292 unit_write_drop_in_private_format(u, mode, name, "UtmpMode=%s", exec_utmp_mode_to_string(m));
506711fd
LP		 1293 }
1294
1295 return 1;
1296
1297 } else if (streq(name, "PAMName")) {
1298 const char *n;
1299
1300 r = sd_bus_message_read(message, "s", &n);
1301 if (r < 0)
1302 return r;
1303
1304 if (mode != UNIT_CHECK) {
76736280
LP		 1305 if (isempty(n))
1306 c->pam_name = mfree(c->pam_name);
1307 else if (free_and_strdup(&c->pam_name, n) < 0)
1308 return -ENOMEM;
506711fd 1309
b27b4b51 1310 unit_write_drop_in_private_format(u, mode, name, "PAMName=%s", strempty(n));
506711fd
LP		 1311 }
1312
1313 return 1;
1314
c7040b5d
LP		 1315 } else if (streq(name, "Environment")) {
1316
1317 _cleanup_strv_free_ char **l = NULL;
1318
1319 r = sd_bus_message_read_strv(message, &l);
1320 if (r < 0)
1321 return r;
1322
1323 if (!strv_env_is_valid(l))
1324 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block.");
1325
1326 if (mode != UNIT_CHECK) {
1006a62d 1327 _cleanup_free_ char *joined = NULL;
c7040b5d
LP		 1328 char **e;
1329
e9876fc9
EV		 1330 if (strv_length(l) == 0) {
1331 c->environment = strv_free(c->environment);
b27b4b51 1332 unit_write_drop_in_private_format(u, mode, name, "Environment=");
e9876fc9
EV		 1333 } else {
1334 e = strv_env_merge(2, c->environment, l);
1335 if (!e)
1336 return -ENOMEM;
c7040b5d 1337
e9876fc9
EV		 1338 strv_free(c->environment);
1339 c->environment = e;
c7040b5d 1340
e9876fc9
EV		 1341 joined = strv_join_quoted(c->environment);
1342 if (!joined)
1343 return -ENOMEM;
1344
b27b4b51 1345 unit_write_drop_in_private_format(u, mode, name, "Environment=%s", joined);
e9876fc9 1346 }
c7040b5d
LP		 1347 }
1348
d584f638
LP		 1349 return 1;
1350
f1db3327
EV		 1351 } else if (streq(name, "TimerSlackNSec")) {
1352
1353 nsec_t n;
1354
1355 r = sd_bus_message_read(message, "t", &n);
1356 if (r < 0)
1357 return r;
1358
1359 if (mode != UNIT_CHECK) {
1360 c->timer_slack_nsec = n;
b27b4b51 1361 unit_write_drop_in_private_format(u, mode, name, "TimerSlackNSec=" NSEC_FMT, n);
f1db3327
EV		 1362 }
1363
1364 return 1;
1365
6b862936
EV		 1366 } else if (streq(name, "OOMScoreAdjust")) {
1367 int oa;
1368
1369 r = sd_bus_message_read(message, "i", &oa);
1370 if (r < 0)
1371 return r;
1372
1373 if (!oom_score_adjust_is_valid(oa))
1374 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range");
1375
1376 if (mode != UNIT_CHECK) {
1377 c->oom_score_adjust = oa;
1378 c->oom_score_adjust_set = true;
b27b4b51 1379 unit_write_drop_in_private_format(u, mode, name, "OOMScoreAdjust=%i", oa);
6b862936
EV		 1380 }
1381
1382 return 1;
1383
ceb728cf
NC		 1384 } else if (streq(name, "EnvironmentFiles")) {
1385
1386 _cleanup_free_ char *joined = NULL;
1387 _cleanup_fclose_ FILE *f = NULL;
9b531f04 1388 _cleanup_strv_free_ char **l = NULL;
ceb728cf 1389 size_t size = 0;
2229f656 1390 char **i;
ceb728cf
NC		 1391
1392 r = sd_bus_message_enter_container(message, 'a', "(sb)");
1393 if (r < 0)
1394 return r;
1395
1396 f = open_memstream(&joined, &size);
1397 if (!f)
1398 return -ENOMEM;
1399
2229f656 1400 STRV_FOREACH(i, c->environment_files)
b27b4b51 1401 fprintf(f, "EnvironmentFile=%s", *i);
ceb728cf
NC		 1402
1403 while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) {
1404 const char *path;
1405 int b;
1406
ceb728cf
NC		 1407 r = sd_bus_message_read(message, "sb", &path, &b);
1408 if (r < 0)
1409 return r;
1410
1411 r = sd_bus_message_exit_container(message);
1412 if (r < 0)
1413 return r;
1414
d2d6c096
LP		 1415 if (!path_is_absolute(path))
1416 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path);
ceb728cf
NC		 1417
1418 if (mode != UNIT_CHECK) {
ceb728cf
NC		 1419 char *buf = NULL;
1420
605405c6 1421 buf = strjoin(b ? "-" : "", path);
2229f656 1422 if (!buf)
ceb728cf
NC		 1423 return -ENOMEM;
1424
b27b4b51 1425 fprintf(f, "EnvironmentFile=%s", buf);
ceb728cf 1426
2229f656 1427 r = strv_consume(&l, buf);
ceb728cf
NC		 1428 if (r < 0)
1429 return r;
1430 }
1431 }
1432 if (r < 0)
1433 return r;
1434
b0830e21
LP		 1435 r = sd_bus_message_exit_container(message);
1436 if (r < 0)
1437 return r;
1438
2229f656
LP		 1439 r = fflush_and_check(f);
1440 if (r < 0)
1441 return r;
ceb728cf 1442
2229f656
LP		 1443 if (mode != UNIT_CHECK) {
1444 if (strv_isempty(l)) {
1445 c->environment_files = strv_free(c->environment_files);
b27b4b51 1446 unit_write_drop_in_private(u, mode, name, "EnvironmentFile=");
2229f656
LP		 1447 } else {
1448 r = strv_extend_strv(&c->environment_files, l, true);
1449 if (r < 0)
1450 return r;
1451
ceb728cf 1452 unit_write_drop_in_private(u, mode, name, joined);
2229f656
LP		 1453 }
1454 }
ceb728cf 1455
ceb728cf
NC		 1456 return 1;
1457
b4c14404
FB		 1458 } else if (streq(name, "PassEnvironment")) {
1459
1460 _cleanup_strv_free_ char **l = NULL;
1461
1462 r = sd_bus_message_read_strv(message, &l);
1463 if (r < 0)
1464 return r;
1465
1466 if (!strv_env_name_is_valid(l))
1467 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment block.");
1468
1469 if (mode != UNIT_CHECK) {
1470 if (strv_isempty(l)) {
1471 c->pass_environment = strv_free(c->pass_environment);
b27b4b51 1472 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=");
b4c14404
FB		 1473 } else {
1474 _cleanup_free_ char *joined = NULL;
1475
1476 r = strv_extend_strv(&c->pass_environment, l, true);
1477 if (r < 0)
1478 return r;
1479
1480 joined = strv_join_quoted(c->pass_environment);
1481 if (!joined)
1482 return -ENOMEM;
1483
b27b4b51 1484 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=%s", joined);
b4c14404
FB		 1485 }
1486 }
1487
1488 return 1;
1489
2a624c36
AP		 1490 } else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories",
1491 "ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths")) {
08596068
EV		 1492 _cleanup_strv_free_ char **l = NULL;
1493 char ***dirs;
1494 char **p;
1495
1496 r = sd_bus_message_read_strv(message, &l);
1497 if (r < 0)
1498 return r;
1499
1500 STRV_FOREACH(p, l) {
20b7a007
LP		 1501 const char *i = *p;
1502 size_t offset;
1503
1504 if (!utf8_is_valid(i))
08596068
EV		 1505 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1506
20b7a007
LP		 1507 offset = i[0] == '-';
1508 offset += i[offset] == '+';
1509 if (!path_is_absolute(i + offset))
08596068
EV		 1510 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1511 }
1512
1513 if (mode != UNIT_CHECK) {
1514 _cleanup_free_ char *joined = NULL;
1515
c4b41707
AP		 1516 if (STR_IN_SET(name, "ReadWriteDirectories", "ReadWritePaths"))
1517 dirs = &c->read_write_paths;
1518 else if (STR_IN_SET(name, "ReadOnlyDirectories", "ReadOnlyPaths"))
1519 dirs = &c->read_only_paths;
1520 else /* "InaccessiblePaths" */
1521 dirs = &c->inaccessible_paths;
08596068
EV		 1522
1523 if (strv_length(l) == 0) {
1524 *dirs = strv_free(*dirs);
b27b4b51 1525 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
08596068
EV		 1526 } else {
1527 r = strv_extend_strv(dirs, l, true);
08596068
EV		 1528 if (r < 0)
1529 return -ENOMEM;
1530
1531 joined = strv_join_quoted(*dirs);
1532 if (!joined)
1533 return -ENOMEM;
1534
b27b4b51 1535 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
08596068
EV		 1536 }
1537
1538 }
1539
1540 return 1;
1541
5664e6cf
EV		 1542 } else if (streq(name, "ProtectSystem")) {
1543 const char *s;
1544 ProtectSystem ps;
1545
1546 r = sd_bus_message_read(message, "s", &s);
1547 if (r < 0)
1548 return r;
1549
1550 r = parse_boolean(s);
1551 if (r > 0)
1552 ps = PROTECT_SYSTEM_YES;
1553 else if (r == 0)
1554 ps = PROTECT_SYSTEM_NO;
1555 else {
1556 ps = protect_system_from_string(s);
1557 if (ps < 0)
1558 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect system value");
1559 }
1560
1561 if (mode != UNIT_CHECK) {
1562 c->protect_system = ps;
b27b4b51 1563 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
5664e6cf
EV		 1564 }
1565
1566 return 1;
1567
eff58074
EV		 1568 } else if (streq(name, "ProtectHome")) {
1569 const char *s;
1570 ProtectHome ph;
1571
1572 r = sd_bus_message_read(message, "s", &s);
1573 if (r < 0)
1574 return r;
1575
1576 r = parse_boolean(s);
1577 if (r > 0)
1578 ph = PROTECT_HOME_YES;
1579 else if (r == 0)
1580 ph = PROTECT_HOME_NO;
1581 else {
1582 ph = protect_home_from_string(s);
1583 if (ph < 0)
1584 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect home value");
1585 }
1586
1587 if (mode != UNIT_CHECK) {
1588 c->protect_home = ph;
b27b4b51 1589 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
eff58074
EV		 1590 }
1591
1592 return 1;
1593
fa21b5e3
EV		 1594 } else if (streq(name, "RuntimeDirectory")) {
1595 _cleanup_strv_free_ char **l = NULL;
1596 char **p;
1597
1598 r = sd_bus_message_read_strv(message, &l);
1599 if (r < 0)
1600 return r;
1601
1602 STRV_FOREACH(p, l) {
1603 if (!filename_is_valid(*p))
1604 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Runtime directory is not valid %s", *p);
1605 }
1606
1607 if (mode != UNIT_CHECK) {
1608 _cleanup_free_ char *joined = NULL;
1609
1610 if (strv_isempty(l)) {
1611 c->runtime_directory = strv_free(c->runtime_directory);
b27b4b51 1612 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
fa21b5e3
EV		 1613 } else {
1614 r = strv_extend_strv(&c->runtime_directory, l, true);
1615
1616 if (r < 0)
1617 return -ENOMEM;
1618
1619 joined = strv_join_quoted(c->runtime_directory);
1620 if (!joined)
1621 return -ENOMEM;
1622
b27b4b51 1623 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
fa21b5e3
EV		 1624 }
1625 }
1626
1627 return 1;
1628
186ad4b1
JB		 1629 } else if (streq(name, "SELinuxContext")) {
1630 const char *s;
1631
1632 r = sd_bus_message_read(message, "s", &s);
1633 if (r < 0)
1634 return r;
1635
1636 if (mode != UNIT_CHECK) {
4e282d11
JB		 1637 if (isempty(s))
1638 c->selinux_context = mfree(c->selinux_context);
1639 else if (free_and_strdup(&c->selinux_context, s) < 0)
1640 return -ENOMEM;
186ad4b1 1641
b27b4b51 1642 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, strempty(s));
186ad4b1
JB		 1643 }
1644
1645 return 1;
add00535
LP		 1646 } else if (streq(name, "RestrictNamespaces")) {
1647 uint64_t flags;
186ad4b1 1648
add00535
LP		 1649 r = sd_bus_message_read(message, "t", &flags);
1650 if (r < 0)
1651 return r;
1652 if ((flags & NAMESPACE_FLAGS_ALL) != flags)
1653 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown namespace types");
1654
1655 if (mode != UNIT_CHECK) {
1656 _cleanup_free_ char *s = NULL;
1657
1658 r = namespace_flag_to_string_many(flags, &s);
1659 if (r < 0)
1660 return r;
1661
1662 c->restrict_namespaces = flags;
1663 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
1664 }
1665
1666 return 1;
83555251
LP		 1667 } else if (streq(name, "MountFlags")) {
1668 uint64_t flags;
1669
1670 r = sd_bus_message_read(message, "t", &flags);
1671 if (r < 0)
1672 return r;
1673 if (!IN_SET(flags, 0, MS_SHARED, MS_PRIVATE, MS_SLAVE))
1674 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mount propagation flags");
cab2aca3 1675
83555251
LP		 1676 if (mode != UNIT_CHECK) {
1677 c->mount_flags = flags;
1678
c7383828 1679 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, mount_propagation_flags_to_string(flags));
83555251
LP		 1680 }
1681
d2d6c096
LP		 1682 return 1;
1683 } else if (STR_IN_SET(name, "BindPaths", "BindReadOnlyPaths")) {
1684 unsigned empty = true;
1685
1686 r = sd_bus_message_enter_container(message, 'a', "(ssbt)");
1687 if (r < 0)
1688 return r;
1689
1690 while ((r = sd_bus_message_enter_container(message, 'r', "ssbt")) > 0) {
1691 const char *source, *destination;
1692 int ignore_enoent;
1693 uint64_t mount_flags;
1694
1695 r = sd_bus_message_read(message, "ssbt", &source, &destination, &ignore_enoent, &mount_flags);
1696 if (r < 0)
1697 return r;
1698
1699 r = sd_bus_message_exit_container(message);
1700 if (r < 0)
1701 return r;
1702
1703 if (!path_is_absolute(source))
1704 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Source path %s is not absolute.", source);
1705 if (!path_is_absolute(destination))
91d910e3 1706 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Destination path %s is not absolute.", destination);
d2d6c096
LP		 1707 if (!IN_SET(mount_flags, 0, MS_REC))
1708 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mount flags.");
1709
1710 if (mode != UNIT_CHECK) {
1711 r = bind_mount_add(&c->bind_mounts, &c->n_bind_mounts,
1712 &(BindMount) {
1713 .source = strdup(source),
1714 .destination = strdup(destination),
1715 .read_only = !!strstr(name, "ReadOnly"),
1716 .recursive = !!(mount_flags & MS_REC),
1717 .ignore_enoent = ignore_enoent,
1718 });
1719 if (r < 0)
1720 return r;
1721
1722 unit_write_drop_in_private_format(
1723 u, mode, name,
1724 "%s=%s%s:%s:%s",
1725 name,
1726 ignore_enoent ? "-" : "",
1727 source,
1728 destination,
1729 (mount_flags & MS_REC) ? "rbind" : "norbind");
1730 }
1731
1732 empty = false;
1733 }
1734 if (r < 0)
1735 return r;
1736
1737 r = sd_bus_message_exit_container(message);
1738 if (r < 0)
1739 return r;
1740
1741 if (empty) {
1742 bind_mount_free_many(c->bind_mounts, c->n_bind_mounts);
1743 c->bind_mounts = NULL;
1744 c->n_bind_mounts = 0;
1745 }
1746
83555251
LP		 1747 return 1;
1748 }
d2d6c096 1749
cab2aca3
LP		 1750 ri = rlimit_from_string(name);
1751 if (ri < 0) {
1752 soft = endswith(name, "Soft");
1753 if (soft) {
1754 const char *n;
1755
1756 n = strndupa(name, soft - name);
1757 ri = rlimit_from_string(n);
1758 if (ri >= 0)
1759 name = n;
1760
1761 }
1762 }
1763
1764 if (ri >= 0) {
d584f638
LP		 1765 uint64_t rl;
1766 rlim_t x;
1767
1768 r = sd_bus_message_read(message, "t", &rl);
1769 if (r < 0)
1770 return r;
1771
1772 if (rl == (uint64_t) -1)
1773 x = RLIM_INFINITY;
1774 else {
1775 x = (rlim_t) rl;
1776
1777 if ((uint64_t) x != rl)
1778 return -ERANGE;
1779 }
1780
1781 if (mode != UNIT_CHECK) {
cab2aca3
LP		 1782 _cleanup_free_ char *f = NULL;
1783 struct rlimit nl;
1784
1785 if (c->rlimit[ri]) {
1786 nl = *c->rlimit[ri];
1787
1788 if (soft)
1789 nl.rlim_cur = x;
1790 else
1791 nl.rlim_max = x;
1792 } else
1793 /* When the resource limit is not initialized yet, then assign the value to both fields */
1794 nl = (struct rlimit) {
1795 .rlim_cur = x,
1796 .rlim_max = x,
1797 };
1798
1799 r = rlimit_format(&nl, &f);
1800 if (r < 0)
1801 return r;
d584f638 1802
cab2aca3
LP		 1803 if (c->rlimit[ri])
1804 *c->rlimit[ri] = nl;
1805 else {
1806 c->rlimit[ri] = newdup(struct rlimit, &nl, 1);
1807 if (!c->rlimit[ri])
d584f638
LP		 1808 return -ENOMEM;
1809 }
1810
b27b4b51 1811 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, f);
d584f638
LP		 1812 }
1813
c7040b5d
LP		 1814 return 1;
1815 }
1816
1817 return 0;
1818}
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