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namespace: unify limit behavior on non-directory paths
[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),
f3e43635 722 SD_BUS_PROPERTY("MemoryDenyWriteExecute", "b", bus_property_get_bool, offsetof(ExecContext, memory_deny_write_execute), SD_BUS_VTABLE_PROPERTY_CONST),
f4170c67 723 SD_BUS_PROPERTY("RestrictRealtime", "b", bus_property_get_bool, offsetof(ExecContext, restrict_realtime), SD_BUS_VTABLE_PROPERTY_CONST),
718db961
LP		 724 SD_BUS_VTABLE_END
725};
82c121a4 726
4d4c80d0
LP		 727static int append_exec_command(sd_bus_message *reply, ExecCommand *c) {
728 int r;
729
730 assert(reply);
731 assert(c);
732
733 if (!c->path)
734 return 0;
735
736 r = sd_bus_message_open_container(reply, 'r', "sasbttttuii");
737 if (r < 0)
738 return r;
739
740 r = sd_bus_message_append(reply, "s", c->path);
741 if (r < 0)
742 return r;
743
744 r = sd_bus_message_append_strv(reply, c->argv);
745 if (r < 0)
746 return r;
747
748 r = sd_bus_message_append(reply, "bttttuii",
749 c->ignore,
750 c->exec_status.start_timestamp.realtime,
751 c->exec_status.start_timestamp.monotonic,
752 c->exec_status.exit_timestamp.realtime,
753 c->exec_status.exit_timestamp.monotonic,
754 (uint32_t) c->exec_status.pid,
755 (int32_t) c->exec_status.code,
756 (int32_t) c->exec_status.status);
757 if (r < 0)
758 return r;
759
760 return sd_bus_message_close_container(reply);
761}
762
718db961
LP		 763int bus_property_get_exec_command(
764 sd_bus *bus,
765 const char *path,
766 const char *interface,
767 const char *property,
768 sd_bus_message *reply,
ebcf1f97
LP		 769 void *userdata,
770 sd_bus_error *ret_error) {
fe68089d 771
4d4c80d0 772 ExecCommand *c = (ExecCommand*) userdata;
718db961 773 int r;
fe68089d 774
718db961
LP		 775 assert(bus);
776 assert(reply);
fe68089d 777
718db961
LP		 778 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
779 if (r < 0)
780 return r;
fe68089d 781
4d4c80d0
LP		 782 r = append_exec_command(reply, c);
783 if (r < 0)
784 return r;
fe68089d 785
4d4c80d0
LP		 786 return sd_bus_message_close_container(reply);
787}
718db961 788
4d4c80d0
LP		 789int bus_property_get_exec_command_list(
790 sd_bus *bus,
791 const char *path,
792 const char *interface,
793 const char *property,
794 sd_bus_message *reply,
795 void *userdata,
796 sd_bus_error *ret_error) {
718db961 797
4d4c80d0
LP		 798 ExecCommand *c = *(ExecCommand**) userdata;
799 int r;
718db961 800
4d4c80d0
LP		 801 assert(bus);
802 assert(reply);
803
804 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
805 if (r < 0)
806 return r;
718db961 807
4d4c80d0
LP		 808 LIST_FOREACH(command, c, c) {
809 r = append_exec_command(reply, c);
718db961
LP		 810 if (r < 0)
811 return r;
fe68089d
LP		 812 }
813
718db961 814 return sd_bus_message_close_container(reply);
8351ceae 815}
c7040b5d
LP		 816
817int bus_exec_context_set_transient_property(
818 Unit *u,
819 ExecContext *c,
820 const char *name,
821 sd_bus_message *message,
822 UnitSetPropertiesMode mode,
823 sd_bus_error *error) {
824
cab2aca3
LP		 825 const char *soft = NULL;
826 int r, ri;
c7040b5d
LP		 827
828 assert(u);
829 assert(c);
830 assert(name);
831 assert(message);
832
833 if (streq(name, "User")) {
834 const char *uu;
835
836 r = sd_bus_message_read(message, "s", &uu);
837 if (r < 0)
838 return r;
839
840 if (mode != UNIT_CHECK) {
76736280
LP		 841
842 if (isempty(uu))
843 c->user = mfree(c->user);
844 else if (free_and_strdup(&c->user, uu) < 0)
845 return -ENOMEM;
c7040b5d 846
b27b4b51 847 unit_write_drop_in_private_format(u, mode, name, "User=%s", uu);
c7040b5d
LP		 848 }
849
850 return 1;
851
852 } else if (streq(name, "Group")) {
853 const char *gg;
854
855 r = sd_bus_message_read(message, "s", &gg);
856 if (r < 0)
857 return r;
858
859 if (mode != UNIT_CHECK) {
76736280
LP		 860
861 if (isempty(gg))
862 c->group = mfree(c->group);
863 else if (free_and_strdup(&c->group, gg) < 0)
864 return -ENOMEM;
c7040b5d 865
b27b4b51 866 unit_write_drop_in_private_format(u, mode, name, "Group=%s", gg);
c7040b5d
LP		 867 }
868
869 return 1;
de53c417
EV		 870 } else if (streq(name, "SyslogIdentifier")) {
871 const char *id;
c7040b5d 872
de53c417
EV		 873 r = sd_bus_message_read(message, "s", &id);
874 if (r < 0)
875 return r;
876
877 if (mode != UNIT_CHECK) {
76736280
LP		 878
879 if (isempty(id))
880 c->syslog_identifier = mfree(c->syslog_identifier);
881 else if (free_and_strdup(&c->syslog_identifier, id) < 0)
882 return -ENOMEM;
de53c417 883
b27b4b51 884 unit_write_drop_in_private_format(u, mode, name, "SyslogIdentifier=%s", id);
de53c417
EV		 885 }
886
a8a13575
EV		 887 return 1;
888 } else if (streq(name, "SyslogLevel")) {
889 int level;
890
891 r = sd_bus_message_read(message, "i", &level);
892 if (r < 0)
893 return r;
894
e0d6e0fa
EV		 895 if (!log_level_is_valid(level))
896 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range");
897
a8a13575
EV		 898 if (mode != UNIT_CHECK) {
899 c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level;
b27b4b51 900 unit_write_drop_in_private_format(u, mode, name, "SyslogLevel=%i", level);
a8a13575
EV		 901 }
902
460ed929
EV		 903 return 1;
904 } else if (streq(name, "SyslogFacility")) {
905 int facility;
906
907 r = sd_bus_message_read(message, "i", &facility);
908 if (r < 0)
909 return r;
910
e0d6e0fa
EV		 911 if (!log_facility_unshifted_is_valid(facility))
912 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range");
913
460ed929
EV		 914 if (mode != UNIT_CHECK) {
915 c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority);
b27b4b51 916 unit_write_drop_in_private_format(u, mode, name, "SyslogFacility=%i", facility);
460ed929
EV		 917 }
918
de53c417 919 return 1;
c7040b5d
LP		 920 } else if (streq(name, "Nice")) {
921 int n;
922
923 r = sd_bus_message_read(message, "i", &n);
924 if (r < 0)
925 return r;
926
927 if (n < PRIO_MIN || n >= PRIO_MAX)
928 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Nice value out of range");
929
930 if (mode != UNIT_CHECK) {
931 c->nice = n;
b27b4b51 932 unit_write_drop_in_private_format(u, mode, name, "Nice=%i", n);
c7040b5d
LP		 933 }
934
935 return 1;
936
5f5d8eab 937 } else if (STR_IN_SET(name, "TTYPath", "RootDirectory")) {
602b8355 938 const char *s;
9b15b784 939
602b8355 940 r = sd_bus_message_read(message, "s", &s);
9b15b784
LP		 941 if (r < 0)
942 return r;
943
602b8355
NC		 944 if (!path_is_absolute(s))
945 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s takes an absolute path", name);
9b15b784
LP		 946
947 if (mode != UNIT_CHECK) {
5f5d8eab
LP		 948 if (streq(name, "TTYPath"))
949 r = free_and_strdup(&c->tty_path, s);
950 else {
951 assert(streq(name, "RootDirectory"));
952 r = free_and_strdup(&c->root_directory, s);
602b8355 953 }
5f5d8eab
LP		 954 if (r < 0)
955 return r;
9b15b784 956
b27b4b51 957 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
9b15b784
LP		 958 }
959
960 return 1;
961
5f5d8eab
LP		 962 } else if (streq(name, "WorkingDirectory")) {
963 const char *s;
964 bool missing_ok;
965
966 r = sd_bus_message_read(message, "s", &s);
967 if (r < 0)
968 return r;
969
970 if (s[0] == '-') {
971 missing_ok = true;
972 s++;
973 } else
974 missing_ok = false;
975
976 if (!streq(s, "~") && !path_is_absolute(s))
977 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'");
978
979 if (mode != UNIT_CHECK) {
980 if (streq(s, "~")) {
981 c->working_directory = mfree(c->working_directory);
982 c->working_directory_home = true;
983 } else {
984 r = free_and_strdup(&c->working_directory, s);
985 if (r < 0)
986 return r;
987
988 c->working_directory_home = false;
989 }
990
991 c->working_directory_missing_ok = missing_ok;
b27b4b51 992 unit_write_drop_in_private_format(u, mode, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s);
5f5d8eab
LP		 993 }
994
995 return 1;
996
9b15b784
LP		 997 } else if (streq(name, "StandardInput")) {
998 const char *s;
999 ExecInput p;
1000
1001 r = sd_bus_message_read(message, "s", &s);
1002 if (r < 0)
1003 return r;
1004
1005 p = exec_input_from_string(s);
1006 if (p < 0)
1007 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard input name");
1008
1009 if (mode != UNIT_CHECK) {
1010 c->std_input = p;
1011
b27b4b51 1012 unit_write_drop_in_private_format(u, mode, name, "StandardInput=%s", exec_input_to_string(p));
9b15b784
LP		 1013 }
1014
1015 return 1;
1016
1017
1018 } else if (streq(name, "StandardOutput")) {
1019 const char *s;
1020 ExecOutput p;
1021
1022 r = sd_bus_message_read(message, "s", &s);
1023 if (r < 0)
1024 return r;
1025
1026 p = exec_output_from_string(s);
1027 if (p < 0)
1028 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard output name");
1029
1030 if (mode != UNIT_CHECK) {
1031 c->std_output = p;
1032
b27b4b51 1033 unit_write_drop_in_private_format(u, mode, name, "StandardOutput=%s", exec_output_to_string(p));
9b15b784
LP		 1034 }
1035
1036 return 1;
1037
1038 } else if (streq(name, "StandardError")) {
1039 const char *s;
1040 ExecOutput p;
1041
1042 r = sd_bus_message_read(message, "s", &s);
1043 if (r < 0)
1044 return r;
1045
1046 p = exec_output_from_string(s);
1047 if (p < 0)
1048 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid standard error name");
1049
1050 if (mode != UNIT_CHECK) {
1051 c->std_error = p;
1052
b27b4b51 1053 unit_write_drop_in_private_format(u, mode, name, "StandardError=%s", exec_output_to_string(p));
9b15b784
LP		 1054 }
1055
1056 return 1;
1057
b9c50073
GP		 1058 } else if (STR_IN_SET(name,
1059 "IgnoreSIGPIPE", "TTYVHangup", "TTYReset",
1060 "PrivateTmp", "PrivateDevices", "PrivateNetwork",
f4170c67 1061 "NoNewPrivileges", "SyslogLevelPrefix", "MemoryDenyWriteExecute", "RestrictRealtime")) {
506711fd
LP		 1062 int b;
1063
1064 r = sd_bus_message_read(message, "b", &b);
1065 if (r < 0)
1066 return r;
1067
1068 if (mode != UNIT_CHECK) {
b9c50073
GP		 1069 if (streq(name, "IgnoreSIGPIPE"))
1070 c->ignore_sigpipe = b;
1071 else if (streq(name, "TTYVHangup"))
1072 c->tty_vhangup = b;
1073 else if (streq(name, "TTYReset"))
1074 c->tty_reset = b;
1075 else if (streq(name, "PrivateTmp"))
1076 c->private_tmp = b;
1077 else if (streq(name, "PrivateDevices"))
1078 c->private_devices = b;
1079 else if (streq(name, "PrivateNetwork"))
1080 c->private_network = b;
1081 else if (streq(name, "NoNewPrivileges"))
1082 c->no_new_privileges = b;
047d9933
EV		 1083 else if (streq(name, "SyslogLevelPrefix"))
1084 c->syslog_level_prefix = b;
f3e43635
TM		 1085 else if (streq(name, "MemoryDenyWriteExecute"))
1086 c->memory_deny_write_execute = b;
f4170c67
LP		 1087 else if (streq(name, "RestrictRealtime"))
1088 c->restrict_realtime = b;
b9c50073 1089
b27b4b51 1090 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, yes_no(b));
506711fd
LP		 1091 }
1092
1093 return 1;
1094
1095 } else if (streq(name, "UtmpIdentifier")) {
1096 const char *id;
1097
1098 r = sd_bus_message_read(message, "s", &id);
1099 if (r < 0)
1100 return r;
1101
1102 if (mode != UNIT_CHECK) {
76736280
LP		 1103 if (isempty(id))
1104 c->utmp_id = mfree(c->utmp_id);
1105 else if (free_and_strdup(&c->utmp_id, id) < 0)
1106 return -ENOMEM;
506711fd 1107
b27b4b51 1108 unit_write_drop_in_private_format(u, mode, name, "UtmpIdentifier=%s", strempty(id));
506711fd
LP		 1109 }
1110
1111 return 1;
1112
1113 } else if (streq(name, "UtmpMode")) {
1114 const char *s;
1115 ExecUtmpMode m;
1116
1117 r = sd_bus_message_read(message, "s", &s);
1118 if (r < 0)
1119 return r;
1120
1121 m = exec_utmp_mode_from_string(s);
1122 if (m < 0)
1123 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid utmp mode");
1124
1125 if (mode != UNIT_CHECK) {
1126 c->utmp_mode = m;
1127
b27b4b51 1128 unit_write_drop_in_private_format(u, mode, name, "UtmpMode=%s", exec_utmp_mode_to_string(m));
506711fd
LP		 1129 }
1130
1131 return 1;
1132
1133 } else if (streq(name, "PAMName")) {
1134 const char *n;
1135
1136 r = sd_bus_message_read(message, "s", &n);
1137 if (r < 0)
1138 return r;
1139
1140 if (mode != UNIT_CHECK) {
76736280
LP		 1141 if (isempty(n))
1142 c->pam_name = mfree(c->pam_name);
1143 else if (free_and_strdup(&c->pam_name, n) < 0)
1144 return -ENOMEM;
506711fd 1145
b27b4b51 1146 unit_write_drop_in_private_format(u, mode, name, "PAMName=%s", strempty(n));
506711fd
LP		 1147 }
1148
1149 return 1;
1150
c7040b5d
LP		 1151 } else if (streq(name, "Environment")) {
1152
1153 _cleanup_strv_free_ char **l = NULL;
1154
1155 r = sd_bus_message_read_strv(message, &l);
1156 if (r < 0)
1157 return r;
1158
1159 if (!strv_env_is_valid(l))
1160 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block.");
1161
1162 if (mode != UNIT_CHECK) {
1006a62d 1163 _cleanup_free_ char *joined = NULL;
c7040b5d
LP		 1164 char **e;
1165
e9876fc9
EV		 1166 if (strv_length(l) == 0) {
1167 c->environment = strv_free(c->environment);
b27b4b51 1168 unit_write_drop_in_private_format(u, mode, name, "Environment=");
e9876fc9
EV		 1169 } else {
1170 e = strv_env_merge(2, c->environment, l);
1171 if (!e)
1172 return -ENOMEM;
c7040b5d 1173
e9876fc9
EV		 1174 strv_free(c->environment);
1175 c->environment = e;
c7040b5d 1176
e9876fc9
EV		 1177 joined = strv_join_quoted(c->environment);
1178 if (!joined)
1179 return -ENOMEM;
1180
b27b4b51 1181 unit_write_drop_in_private_format(u, mode, name, "Environment=%s", joined);
e9876fc9 1182 }
c7040b5d
LP		 1183 }
1184
d584f638
LP		 1185 return 1;
1186
f1db3327
EV		 1187 } else if (streq(name, "TimerSlackNSec")) {
1188
1189 nsec_t n;
1190
1191 r = sd_bus_message_read(message, "t", &n);
1192 if (r < 0)
1193 return r;
1194
1195 if (mode != UNIT_CHECK) {
1196 c->timer_slack_nsec = n;
b27b4b51 1197 unit_write_drop_in_private_format(u, mode, name, "TimerSlackNSec=" NSEC_FMT, n);
f1db3327
EV		 1198 }
1199
1200 return 1;
1201
6b862936
EV		 1202 } else if (streq(name, "OOMScoreAdjust")) {
1203 int oa;
1204
1205 r = sd_bus_message_read(message, "i", &oa);
1206 if (r < 0)
1207 return r;
1208
1209 if (!oom_score_adjust_is_valid(oa))
1210 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range");
1211
1212 if (mode != UNIT_CHECK) {
1213 c->oom_score_adjust = oa;
1214 c->oom_score_adjust_set = true;
b27b4b51 1215 unit_write_drop_in_private_format(u, mode, name, "OOMScoreAdjust=%i", oa);
6b862936
EV		 1216 }
1217
1218 return 1;
1219
ceb728cf
NC		 1220 } else if (streq(name, "EnvironmentFiles")) {
1221
1222 _cleanup_free_ char *joined = NULL;
1223 _cleanup_fclose_ FILE *f = NULL;
2229f656 1224 _cleanup_free_ char **l = NULL;
ceb728cf 1225 size_t size = 0;
2229f656 1226 char **i;
ceb728cf
NC		 1227
1228 r = sd_bus_message_enter_container(message, 'a', "(sb)");
1229 if (r < 0)
1230 return r;
1231
1232 f = open_memstream(&joined, &size);
1233 if (!f)
1234 return -ENOMEM;
1235
2229f656 1236 STRV_FOREACH(i, c->environment_files)
b27b4b51 1237 fprintf(f, "EnvironmentFile=%s", *i);
ceb728cf
NC		 1238
1239 while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) {
1240 const char *path;
1241 int b;
1242
ceb728cf
NC		 1243 r = sd_bus_message_read(message, "sb", &path, &b);
1244 if (r < 0)
1245 return r;
1246
1247 r = sd_bus_message_exit_container(message);
1248 if (r < 0)
1249 return r;
1250
1251 if (!isempty(path) && !path_is_absolute(path))
1252 return sd_bus_error_set_errnof(error, EINVAL, "Path %s is not absolute.", path);
1253
1254 if (mode != UNIT_CHECK) {
ceb728cf
NC		 1255 char *buf = NULL;
1256
1257 buf = strjoin(b ? "-" : "", path, NULL);
2229f656 1258 if (!buf)
ceb728cf
NC		 1259 return -ENOMEM;
1260
b27b4b51 1261 fprintf(f, "EnvironmentFile=%s", buf);
ceb728cf 1262
2229f656 1263 r = strv_consume(&l, buf);
ceb728cf
NC		 1264 if (r < 0)
1265 return r;
1266 }
1267 }
1268 if (r < 0)
1269 return r;
1270
b0830e21
LP		 1271 r = sd_bus_message_exit_container(message);
1272 if (r < 0)
1273 return r;
1274
2229f656
LP		 1275 r = fflush_and_check(f);
1276 if (r < 0)
1277 return r;
ceb728cf 1278
2229f656
LP		 1279 if (mode != UNIT_CHECK) {
1280 if (strv_isempty(l)) {
1281 c->environment_files = strv_free(c->environment_files);
b27b4b51 1282 unit_write_drop_in_private(u, mode, name, "EnvironmentFile=");
2229f656
LP		 1283 } else {
1284 r = strv_extend_strv(&c->environment_files, l, true);
1285 if (r < 0)
1286 return r;
1287
ceb728cf 1288 unit_write_drop_in_private(u, mode, name, joined);
2229f656
LP		 1289 }
1290 }
ceb728cf 1291
ceb728cf
NC		 1292 return 1;
1293
b4c14404
FB		 1294 } else if (streq(name, "PassEnvironment")) {
1295
1296 _cleanup_strv_free_ char **l = NULL;
1297
1298 r = sd_bus_message_read_strv(message, &l);
1299 if (r < 0)
1300 return r;
1301
1302 if (!strv_env_name_is_valid(l))
1303 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment block.");
1304
1305 if (mode != UNIT_CHECK) {
1306 if (strv_isempty(l)) {
1307 c->pass_environment = strv_free(c->pass_environment);
b27b4b51 1308 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=");
b4c14404
FB		 1309 } else {
1310 _cleanup_free_ char *joined = NULL;
1311
1312 r = strv_extend_strv(&c->pass_environment, l, true);
1313 if (r < 0)
1314 return r;
1315
1316 joined = strv_join_quoted(c->pass_environment);
1317 if (!joined)
1318 return -ENOMEM;
1319
b27b4b51 1320 unit_write_drop_in_private_format(u, mode, name, "PassEnvironment=%s", joined);
b4c14404
FB		 1321 }
1322 }
1323
1324 return 1;
1325
08596068
EV		 1326 } else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories")) {
1327
1328 _cleanup_strv_free_ char **l = NULL;
1329 char ***dirs;
1330 char **p;
1331
1332 r = sd_bus_message_read_strv(message, &l);
1333 if (r < 0)
1334 return r;
1335
1336 STRV_FOREACH(p, l) {
1337 int offset;
1338 if (!utf8_is_valid(*p))
1339 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1340
1341 offset = **p == '-';
1342 if (!path_is_absolute(*p + offset))
1343 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
1344 }
1345
1346 if (mode != UNIT_CHECK) {
1347 _cleanup_free_ char *joined = NULL;
1348
c4b41707
AP		 1349 if (STR_IN_SET(name, "ReadWriteDirectories", "ReadWritePaths"))
1350 dirs = &c->read_write_paths;
1351 else if (STR_IN_SET(name, "ReadOnlyDirectories", "ReadOnlyPaths"))
1352 dirs = &c->read_only_paths;
1353 else /* "InaccessiblePaths" */
1354 dirs = &c->inaccessible_paths;
08596068
EV		 1355
1356 if (strv_length(l) == 0) {
1357 *dirs = strv_free(*dirs);
b27b4b51 1358 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
08596068
EV		 1359 } else {
1360 r = strv_extend_strv(dirs, l, true);
1361
1362 if (r < 0)
1363 return -ENOMEM;
1364
1365 joined = strv_join_quoted(*dirs);
1366 if (!joined)
1367 return -ENOMEM;
1368
b27b4b51 1369 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
08596068
EV		 1370 }
1371
1372 }
1373
1374 return 1;
1375
5664e6cf
EV		 1376 } else if (streq(name, "ProtectSystem")) {
1377 const char *s;
1378 ProtectSystem ps;
1379
1380 r = sd_bus_message_read(message, "s", &s);
1381 if (r < 0)
1382 return r;
1383
1384 r = parse_boolean(s);
1385 if (r > 0)
1386 ps = PROTECT_SYSTEM_YES;
1387 else if (r == 0)
1388 ps = PROTECT_SYSTEM_NO;
1389 else {
1390 ps = protect_system_from_string(s);
1391 if (ps < 0)
1392 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect system value");
1393 }
1394
1395 if (mode != UNIT_CHECK) {
1396 c->protect_system = ps;
b27b4b51 1397 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
5664e6cf
EV		 1398 }
1399
1400 return 1;
1401
eff58074
EV		 1402 } else if (streq(name, "ProtectHome")) {
1403 const char *s;
1404 ProtectHome ph;
1405
1406 r = sd_bus_message_read(message, "s", &s);
1407 if (r < 0)
1408 return r;
1409
1410 r = parse_boolean(s);
1411 if (r > 0)
1412 ph = PROTECT_HOME_YES;
1413 else if (r == 0)
1414 ph = PROTECT_HOME_NO;
1415 else {
1416 ph = protect_home_from_string(s);
1417 if (ph < 0)
1418 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Failed to parse protect home value");
1419 }
1420
1421 if (mode != UNIT_CHECK) {
1422 c->protect_home = ph;
b27b4b51 1423 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, s);
eff58074
EV		 1424 }
1425
1426 return 1;
1427
fa21b5e3
EV		 1428 } else if (streq(name, "RuntimeDirectory")) {
1429 _cleanup_strv_free_ char **l = NULL;
1430 char **p;
1431
1432 r = sd_bus_message_read_strv(message, &l);
1433 if (r < 0)
1434 return r;
1435
1436 STRV_FOREACH(p, l) {
1437 if (!filename_is_valid(*p))
1438 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Runtime directory is not valid %s", *p);
1439 }
1440
1441 if (mode != UNIT_CHECK) {
1442 _cleanup_free_ char *joined = NULL;
1443
1444 if (strv_isempty(l)) {
1445 c->runtime_directory = strv_free(c->runtime_directory);
b27b4b51 1446 unit_write_drop_in_private_format(u, mode, name, "%s=", name);
fa21b5e3
EV		 1447 } else {
1448 r = strv_extend_strv(&c->runtime_directory, l, true);
1449
1450 if (r < 0)
1451 return -ENOMEM;
1452
1453 joined = strv_join_quoted(c->runtime_directory);
1454 if (!joined)
1455 return -ENOMEM;
1456
b27b4b51 1457 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, joined);
fa21b5e3
EV		 1458 }
1459 }
1460
1461 return 1;
1462
186ad4b1
JB		 1463 } else if (streq(name, "SELinuxContext")) {
1464 const char *s;
1465
1466 r = sd_bus_message_read(message, "s", &s);
1467 if (r < 0)
1468 return r;
1469
1470 if (mode != UNIT_CHECK) {
4e282d11
JB		 1471 if (isempty(s))
1472 c->selinux_context = mfree(c->selinux_context);
1473 else if (free_and_strdup(&c->selinux_context, s) < 0)
1474 return -ENOMEM;
186ad4b1 1475
b27b4b51 1476 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, strempty(s));
186ad4b1
JB		 1477 }
1478
1479 return 1;
1480
cab2aca3
LP		 1481 }
1482
1483 ri = rlimit_from_string(name);
1484 if (ri < 0) {
1485 soft = endswith(name, "Soft");
1486 if (soft) {
1487 const char *n;
1488
1489 n = strndupa(name, soft - name);
1490 ri = rlimit_from_string(n);
1491 if (ri >= 0)
1492 name = n;
1493
1494 }
1495 }
1496
1497 if (ri >= 0) {
d584f638
LP		 1498 uint64_t rl;
1499 rlim_t x;
1500
1501 r = sd_bus_message_read(message, "t", &rl);
1502 if (r < 0)
1503 return r;
1504
1505 if (rl == (uint64_t) -1)
1506 x = RLIM_INFINITY;
1507 else {
1508 x = (rlim_t) rl;
1509
1510 if ((uint64_t) x != rl)
1511 return -ERANGE;
1512 }
1513
1514 if (mode != UNIT_CHECK) {
cab2aca3
LP		 1515 _cleanup_free_ char *f = NULL;
1516 struct rlimit nl;
1517
1518 if (c->rlimit[ri]) {
1519 nl = *c->rlimit[ri];
1520
1521 if (soft)
1522 nl.rlim_cur = x;
1523 else
1524 nl.rlim_max = x;
1525 } else
1526 /* When the resource limit is not initialized yet, then assign the value to both fields */
1527 nl = (struct rlimit) {
1528 .rlim_cur = x,
1529 .rlim_max = x,
1530 };
1531
1532 r = rlimit_format(&nl, &f);
1533 if (r < 0)
1534 return r;
d584f638 1535
cab2aca3
LP		 1536 if (c->rlimit[ri])
1537 *c->rlimit[ri] = nl;
1538 else {
1539 c->rlimit[ri] = newdup(struct rlimit, &nl, 1);
1540 if (!c->rlimit[ri])
d584f638
LP		 1541 return -ENOMEM;
1542 }
1543
b27b4b51 1544 unit_write_drop_in_private_format(u, mode, name, "%s=%s", name, f);
d584f638
LP		 1545 }
1546
c7040b5d
LP		 1547 return 1;
1548 }
1549
1550 return 0;
1551}
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