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Merge pull request #16093 from yuwata/network-htb-add-settings-15213
[thirdparty/systemd.git] / src / core / dbus-execute.c
1 /* SPDX-License-Identifier: LGPL-2.1+ */
2
3 #include <sys/mount.h>
4 #include <sys/prctl.h>
5
6 #if HAVE_SECCOMP
7 #include <seccomp.h>
8 #endif
9
10 #include "af-list.h"
11 #include "alloc-util.h"
12 #include "bus-util.h"
13 #include "cap-list.h"
14 #include "capability-util.h"
15 #include "cpu-set-util.h"
16 #include "dbus-execute.h"
17 #include "dbus-util.h"
18 #include "env-util.h"
19 #include "errno-list.h"
20 #include "escape.h"
21 #include "execute.h"
22 #include "fd-util.h"
23 #include "fileio.h"
24 #include "hexdecoct.h"
25 #include "io-util.h"
26 #include "ioprio.h"
27 #include "journal-util.h"
28 #include "mountpoint-util.h"
29 #include "namespace.h"
30 #include "parse-util.h"
31 #include "path-util.h"
32 #include "process-util.h"
33 #include "rlimit-util.h"
34 #if HAVE_SECCOMP
35 #include "seccomp-util.h"
36 #endif
37 #include "securebits-util.h"
38 #include "specifier.h"
39 #include "strv.h"
40 #include "syslog-util.h"
41 #include "unit-printf.h"
42 #include "user-util.h"
43 #include "utf8.h"
44
45 BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_exec_output, exec_output, ExecOutput);
46 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_input, exec_input, ExecInput);
47 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_utmp_mode, exec_utmp_mode, ExecUtmpMode);
48 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_preserve_mode, exec_preserve_mode, ExecPreserveMode);
49 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_keyring_mode, exec_keyring_mode, ExecKeyringMode);
50 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_protect_home, protect_home, ProtectHome);
51 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_protect_system, protect_system, ProtectSystem);
52 static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_personality, personality, unsigned long);
53 static BUS_DEFINE_PROPERTY_GET(property_get_ioprio, "i", ExecContext, exec_context_get_effective_ioprio);
54 static BUS_DEFINE_PROPERTY_GET2(property_get_ioprio_class, "i", ExecContext, exec_context_get_effective_ioprio, IOPRIO_PRIO_CLASS);
55 static BUS_DEFINE_PROPERTY_GET2(property_get_ioprio_priority, "i", ExecContext, exec_context_get_effective_ioprio, IOPRIO_PRIO_DATA);
56 static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_empty_string, "s", NULL);
57 static BUS_DEFINE_PROPERTY_GET_REF(property_get_syslog_level, "i", int, LOG_PRI);
58 static BUS_DEFINE_PROPERTY_GET_REF(property_get_syslog_facility, "i", int, LOG_FAC);
59 static BUS_DEFINE_PROPERTY_GET(property_get_cpu_affinity_from_numa, "b", ExecContext, exec_context_get_cpu_affinity_from_numa);
60
61 static int property_get_environment_files(
62 sd_bus *bus,
63 const char *path,
64 const char *interface,
65 const char *property,
66 sd_bus_message *reply,
67 void *userdata,
68 sd_bus_error *error) {
69
70 ExecContext *c = userdata;
71 char **j;
72 int r;
73
74 assert(bus);
75 assert(reply);
76 assert(c);
77
78 r = sd_bus_message_open_container(reply, 'a', "(sb)");
79 if (r < 0)
80 return r;
81
82 STRV_FOREACH(j, c->environment_files) {
83 const char *fn = *j;
84
85 r = sd_bus_message_append(reply, "(sb)", fn[0] == '-' ? fn + 1 : fn, fn[0] == '-');
86 if (r < 0)
87 return r;
88 }
89
90 return sd_bus_message_close_container(reply);
91 }
92
93 static int property_get_oom_score_adjust(
94 sd_bus *bus,
95 const char *path,
96 const char *interface,
97 const char *property,
98 sd_bus_message *reply,
99 void *userdata,
100 sd_bus_error *error) {
101
102 ExecContext *c = userdata;
103 int32_t n;
104 int r;
105
106 assert(bus);
107 assert(reply);
108 assert(c);
109
110 if (c->oom_score_adjust_set)
111 n = c->oom_score_adjust;
112 else {
113 _cleanup_free_ char *t = NULL;
114
115 n = 0;
116 r = read_one_line_file("/proc/self/oom_score_adj", &t);
117 if (r < 0)
118 log_debug_errno(r, "Failed to read /proc/self/oom_score_adj, ignoring: %m");
119 else {
120 r = safe_atoi32(t, &n);
121 if (r < 0)
122 log_debug_errno(r, "Failed to parse \"%s\" from /proc/self/oom_score_adj, ignoring: %m", t);
123 }
124 }
125
126 return sd_bus_message_append(reply, "i", n);
127 }
128
129 static int property_get_coredump_filter(
130 sd_bus *bus,
131 const char *path,
132 const char *interface,
133 const char *property,
134 sd_bus_message *reply,
135 void *userdata,
136 sd_bus_error *error) {
137
138 ExecContext *c = userdata;
139 uint64_t n;
140 int r;
141
142 assert(bus);
143 assert(reply);
144 assert(c);
145
146 if (c->coredump_filter_set)
147 n = c->coredump_filter;
148 else {
149 _cleanup_free_ char *t = NULL;
150
151 n = COREDUMP_FILTER_MASK_DEFAULT;
152 r = read_one_line_file("/proc/self/coredump_filter", &t);
153 if (r < 0)
154 log_debug_errno(r, "Failed to read /proc/self/coredump_filter, ignoring: %m");
155 else {
156 r = safe_atoux64(t, &n);
157 if (r < 0)
158 log_debug_errno(r, "Failed to parse \"%s\" from /proc/self/coredump_filter, ignoring: %m", t);
159 }
160 }
161
162 return sd_bus_message_append(reply, "t", n);
163 }
164
165 static int property_get_nice(
166 sd_bus *bus,
167 const char *path,
168 const char *interface,
169 const char *property,
170 sd_bus_message *reply,
171 void *userdata,
172 sd_bus_error *error) {
173
174 ExecContext *c = userdata;
175 int32_t n;
176
177 assert(bus);
178 assert(reply);
179 assert(c);
180
181 if (c->nice_set)
182 n = c->nice;
183 else {
184 errno = 0;
185 n = getpriority(PRIO_PROCESS, 0);
186 if (errno > 0)
187 n = 0;
188 }
189
190 return sd_bus_message_append(reply, "i", n);
191 }
192
193 static int property_get_cpu_sched_policy(
194 sd_bus *bus,
195 const char *path,
196 const char *interface,
197 const char *property,
198 sd_bus_message *reply,
199 void *userdata,
200 sd_bus_error *error) {
201
202 ExecContext *c = userdata;
203 int32_t n;
204
205 assert(bus);
206 assert(reply);
207 assert(c);
208
209 if (c->cpu_sched_set)
210 n = c->cpu_sched_policy;
211 else {
212 n = sched_getscheduler(0);
213 if (n < 0)
214 n = SCHED_OTHER;
215 }
216
217 return sd_bus_message_append(reply, "i", n);
218 }
219
220 static int property_get_cpu_sched_priority(
221 sd_bus *bus,
222 const char *path,
223 const char *interface,
224 const char *property,
225 sd_bus_message *reply,
226 void *userdata,
227 sd_bus_error *error) {
228
229 ExecContext *c = userdata;
230 int32_t n;
231
232 assert(bus);
233 assert(reply);
234 assert(c);
235
236 if (c->cpu_sched_set)
237 n = c->cpu_sched_priority;
238 else {
239 struct sched_param p = {};
240
241 if (sched_getparam(0, &p) >= 0)
242 n = p.sched_priority;
243 else
244 n = 0;
245 }
246
247 return sd_bus_message_append(reply, "i", n);
248 }
249
250 static int property_get_cpu_affinity(
251 sd_bus *bus,
252 const char *path,
253 const char *interface,
254 const char *property,
255 sd_bus_message *reply,
256 void *userdata,
257 sd_bus_error *error) {
258
259 ExecContext *c = userdata;
260 _cleanup_(cpu_set_reset) CPUSet s = {};
261 _cleanup_free_ uint8_t *array = NULL;
262 size_t allocated;
263
264 assert(bus);
265 assert(reply);
266 assert(c);
267
268 if (c->cpu_affinity_from_numa) {
269 int r;
270
271 r = numa_to_cpu_set(&c->numa_policy, &s);
272 if (r < 0)
273 return r;
274 }
275
276 (void) cpu_set_to_dbus(c->cpu_affinity_from_numa ? &s : &c->cpu_set, &array, &allocated);
277
278 return sd_bus_message_append_array(reply, 'y', array, allocated);
279 }
280
281 static int property_get_numa_mask(
282 sd_bus *bus,
283 const char *path,
284 const char *interface,
285 const char *property,
286 sd_bus_message *reply,
287 void *userdata,
288 sd_bus_error *error) {
289
290 ExecContext *c = userdata;
291 _cleanup_free_ uint8_t *array = NULL;
292 size_t allocated;
293
294 assert(bus);
295 assert(reply);
296 assert(c);
297
298 (void) cpu_set_to_dbus(&c->numa_policy.nodes, &array, &allocated);
299
300 return sd_bus_message_append_array(reply, 'y', array, allocated);
301 }
302
303 static int property_get_numa_policy(
304 sd_bus *bus,
305 const char *path,
306 const char *interface,
307 const char *property,
308 sd_bus_message *reply,
309 void *userdata,
310 sd_bus_error *error) {
311 ExecContext *c = userdata;
312 int32_t policy;
313
314 assert(bus);
315 assert(reply);
316 assert(c);
317
318 policy = numa_policy_get_type(&c->numa_policy);
319
320 return sd_bus_message_append_basic(reply, 'i', &policy);
321 }
322
323 static int property_get_timer_slack_nsec(
324 sd_bus *bus,
325 const char *path,
326 const char *interface,
327 const char *property,
328 sd_bus_message *reply,
329 void *userdata,
330 sd_bus_error *error) {
331
332 ExecContext *c = userdata;
333 uint64_t u;
334
335 assert(bus);
336 assert(reply);
337 assert(c);
338
339 if (c->timer_slack_nsec != NSEC_INFINITY)
340 u = (uint64_t) c->timer_slack_nsec;
341 else
342 u = (uint64_t) prctl(PR_GET_TIMERSLACK);
343
344 return sd_bus_message_append(reply, "t", u);
345 }
346
347 static int property_get_syscall_filter(
348 sd_bus *bus,
349 const char *path,
350 const char *interface,
351 const char *property,
352 sd_bus_message *reply,
353 void *userdata,
354 sd_bus_error *error) {
355
356 ExecContext *c = userdata;
357 _cleanup_strv_free_ char **l = NULL;
358 int r;
359
360 #if HAVE_SECCOMP
361 Iterator i;
362 void *id, *val;
363 #endif
364
365 assert(bus);
366 assert(reply);
367 assert(c);
368
369 r = sd_bus_message_open_container(reply, 'r', "bas");
370 if (r < 0)
371 return r;
372
373 r = sd_bus_message_append(reply, "b", c->syscall_whitelist);
374 if (r < 0)
375 return r;
376
377 #if HAVE_SECCOMP
378 HASHMAP_FOREACH_KEY(val, id, c->syscall_filter, i) {
379 _cleanup_free_ char *name = NULL;
380 const char *e = NULL;
381 char *s;
382 int num = PTR_TO_INT(val);
383
384 name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1);
385 if (!name)
386 continue;
387
388 if (num >= 0) {
389 e = errno_to_name(num);
390 if (e) {
391 s = strjoin(name, ":", e);
392 if (!s)
393 return -ENOMEM;
394 } else {
395 r = asprintf(&s, "%s:%d", name, num);
396 if (r < 0)
397 return -ENOMEM;
398 }
399 } else
400 s = TAKE_PTR(name);
401
402 r = strv_consume(&l, s);
403 if (r < 0)
404 return r;
405 }
406 #endif
407
408 strv_sort(l);
409
410 r = sd_bus_message_append_strv(reply, l);
411 if (r < 0)
412 return r;
413
414 return sd_bus_message_close_container(reply);
415 }
416
417 static int property_get_syscall_archs(
418 sd_bus *bus,
419 const char *path,
420 const char *interface,
421 const char *property,
422 sd_bus_message *reply,
423 void *userdata,
424 sd_bus_error *error) {
425
426 ExecContext *c = userdata;
427 _cleanup_strv_free_ char **l = NULL;
428 int r;
429
430 #if HAVE_SECCOMP
431 Iterator i;
432 void *id;
433 #endif
434
435 assert(bus);
436 assert(reply);
437 assert(c);
438
439 #if HAVE_SECCOMP
440 SET_FOREACH(id, c->syscall_archs, i) {
441 const char *name;
442
443 name = seccomp_arch_to_string(PTR_TO_UINT32(id) - 1);
444 if (!name)
445 continue;
446
447 r = strv_extend(&l, name);
448 if (r < 0)
449 return -ENOMEM;
450 }
451 #endif
452
453 strv_sort(l);
454
455 r = sd_bus_message_append_strv(reply, l);
456 if (r < 0)
457 return r;
458
459 return 0;
460 }
461
462 static int property_get_selinux_context(
463 sd_bus *bus,
464 const char *path,
465 const char *interface,
466 const char *property,
467 sd_bus_message *reply,
468 void *userdata,
469 sd_bus_error *error) {
470
471 ExecContext *c = userdata;
472
473 assert(bus);
474 assert(reply);
475 assert(c);
476
477 return sd_bus_message_append(reply, "(bs)", c->selinux_context_ignore, c->selinux_context);
478 }
479
480 static int property_get_apparmor_profile(
481 sd_bus *bus,
482 const char *path,
483 const char *interface,
484 const char *property,
485 sd_bus_message *reply,
486 void *userdata,
487 sd_bus_error *error) {
488
489 ExecContext *c = userdata;
490
491 assert(bus);
492 assert(reply);
493 assert(c);
494
495 return sd_bus_message_append(reply, "(bs)", c->apparmor_profile_ignore, c->apparmor_profile);
496 }
497
498 static int property_get_smack_process_label(
499 sd_bus *bus,
500 const char *path,
501 const char *interface,
502 const char *property,
503 sd_bus_message *reply,
504 void *userdata,
505 sd_bus_error *error) {
506
507 ExecContext *c = userdata;
508
509 assert(bus);
510 assert(reply);
511 assert(c);
512
513 return sd_bus_message_append(reply, "(bs)", c->smack_process_label_ignore, c->smack_process_label);
514 }
515
516 static int property_get_address_families(
517 sd_bus *bus,
518 const char *path,
519 const char *interface,
520 const char *property,
521 sd_bus_message *reply,
522 void *userdata,
523 sd_bus_error *error) {
524
525 ExecContext *c = userdata;
526 _cleanup_strv_free_ char **l = NULL;
527 Iterator i;
528 void *af;
529 int r;
530
531 assert(bus);
532 assert(reply);
533 assert(c);
534
535 r = sd_bus_message_open_container(reply, 'r', "bas");
536 if (r < 0)
537 return r;
538
539 r = sd_bus_message_append(reply, "b", c->address_families_whitelist);
540 if (r < 0)
541 return r;
542
543 SET_FOREACH(af, c->address_families, i) {
544 const char *name;
545
546 name = af_to_name(PTR_TO_INT(af));
547 if (!name)
548 continue;
549
550 r = strv_extend(&l, name);
551 if (r < 0)
552 return -ENOMEM;
553 }
554
555 strv_sort(l);
556
557 r = sd_bus_message_append_strv(reply, l);
558 if (r < 0)
559 return r;
560
561 return sd_bus_message_close_container(reply);
562 }
563
564 static int property_get_working_directory(
565 sd_bus *bus,
566 const char *path,
567 const char *interface,
568 const char *property,
569 sd_bus_message *reply,
570 void *userdata,
571 sd_bus_error *error) {
572
573 ExecContext *c = userdata;
574 const char *wd;
575
576 assert(bus);
577 assert(reply);
578 assert(c);
579
580 if (c->working_directory_home)
581 wd = "~";
582 else
583 wd = c->working_directory;
584
585 if (c->working_directory_missing_ok)
586 wd = strjoina("!", wd);
587
588 return sd_bus_message_append(reply, "s", wd);
589 }
590
591 static int property_get_stdio_fdname(
592 sd_bus *bus,
593 const char *path,
594 const char *interface,
595 const char *property,
596 sd_bus_message *reply,
597 void *userdata,
598 sd_bus_error *error) {
599
600 ExecContext *c = userdata;
601 int fileno;
602
603 assert(bus);
604 assert(c);
605 assert(property);
606 assert(reply);
607
608 if (streq(property, "StandardInputFileDescriptorName"))
609 fileno = STDIN_FILENO;
610 else if (streq(property, "StandardOutputFileDescriptorName"))
611 fileno = STDOUT_FILENO;
612 else {
613 assert(streq(property, "StandardErrorFileDescriptorName"));
614 fileno = STDERR_FILENO;
615 }
616
617 return sd_bus_message_append(reply, "s", exec_context_fdname(c, fileno));
618 }
619
620 static int property_get_input_data(
621 sd_bus *bus,
622 const char *path,
623 const char *interface,
624 const char *property,
625 sd_bus_message *reply,
626 void *userdata,
627 sd_bus_error *error) {
628
629 ExecContext *c = userdata;
630
631 assert(bus);
632 assert(c);
633 assert(property);
634 assert(reply);
635
636 return sd_bus_message_append_array(reply, 'y', c->stdin_data, c->stdin_data_size);
637 }
638
639 static int property_get_bind_paths(
640 sd_bus *bus,
641 const char *path,
642 const char *interface,
643 const char *property,
644 sd_bus_message *reply,
645 void *userdata,
646 sd_bus_error *error) {
647
648 ExecContext *c = userdata;
649 unsigned i;
650 bool ro;
651 int r;
652
653 assert(bus);
654 assert(c);
655 assert(property);
656 assert(reply);
657
658 ro = strstr(property, "ReadOnly");
659
660 r = sd_bus_message_open_container(reply, 'a', "(ssbt)");
661 if (r < 0)
662 return r;
663
664 for (i = 0; i < c->n_bind_mounts; i++) {
665
666 if (ro != c->bind_mounts[i].read_only)
667 continue;
668
669 r = sd_bus_message_append(
670 reply, "(ssbt)",
671 c->bind_mounts[i].source,
672 c->bind_mounts[i].destination,
673 c->bind_mounts[i].ignore_enoent,
674 c->bind_mounts[i].recursive ? (uint64_t) MS_REC : (uint64_t) 0);
675 if (r < 0)
676 return r;
677 }
678
679 return sd_bus_message_close_container(reply);
680 }
681
682 static int property_get_temporary_filesystems(
683 sd_bus *bus,
684 const char *path,
685 const char *interface,
686 const char *property,
687 sd_bus_message *reply,
688 void *userdata,
689 sd_bus_error *error) {
690
691 ExecContext *c = userdata;
692 unsigned i;
693 int r;
694
695 assert(bus);
696 assert(c);
697 assert(property);
698 assert(reply);
699
700 r = sd_bus_message_open_container(reply, 'a', "(ss)");
701 if (r < 0)
702 return r;
703
704 for (i = 0; i < c->n_temporary_filesystems; i++) {
705 TemporaryFileSystem *t = c->temporary_filesystems + i;
706
707 r = sd_bus_message_append(
708 reply, "(ss)",
709 t->path,
710 t->options);
711 if (r < 0)
712 return r;
713 }
714
715 return sd_bus_message_close_container(reply);
716 }
717
718 static int property_get_log_extra_fields(
719 sd_bus *bus,
720 const char *path,
721 const char *interface,
722 const char *property,
723 sd_bus_message *reply,
724 void *userdata,
725 sd_bus_error *error) {
726
727 ExecContext *c = userdata;
728 size_t i;
729 int r;
730
731 assert(bus);
732 assert(c);
733 assert(property);
734 assert(reply);
735
736 r = sd_bus_message_open_container(reply, 'a', "ay");
737 if (r < 0)
738 return r;
739
740 for (i = 0; i < c->n_log_extra_fields; i++) {
741 r = sd_bus_message_append_array(reply, 'y', c->log_extra_fields[i].iov_base, c->log_extra_fields[i].iov_len);
742 if (r < 0)
743 return r;
744 }
745
746 return sd_bus_message_close_container(reply);
747 }
748
749 static int property_get_root_hash(
750 sd_bus *bus,
751 const char *path,
752 const char *interface,
753 const char *property,
754 sd_bus_message *reply,
755 void *userdata,
756 sd_bus_error *error) {
757
758 ExecContext *c = userdata;
759
760 assert(bus);
761 assert(c);
762 assert(property);
763 assert(reply);
764
765 return sd_bus_message_append_array(reply, 'y', c->root_hash, c->root_hash_size);
766 }
767
768 const sd_bus_vtable bus_exec_vtable[] = {
769 SD_BUS_VTABLE_START(0),
770 SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST),
771 SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST),
772 SD_BUS_PROPERTY("PassEnvironment", "as", NULL, offsetof(ExecContext, pass_environment), SD_BUS_VTABLE_PROPERTY_CONST),
773 SD_BUS_PROPERTY("UnsetEnvironment", "as", NULL, offsetof(ExecContext, unset_environment), SD_BUS_VTABLE_PROPERTY_CONST),
774 SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST),
775 SD_BUS_PROPERTY("LimitCPU", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
776 SD_BUS_PROPERTY("LimitCPUSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
777 SD_BUS_PROPERTY("LimitFSIZE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
778 SD_BUS_PROPERTY("LimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
779 SD_BUS_PROPERTY("LimitDATA", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
780 SD_BUS_PROPERTY("LimitDATASoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
781 SD_BUS_PROPERTY("LimitSTACK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
782 SD_BUS_PROPERTY("LimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
783 SD_BUS_PROPERTY("LimitCORE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
784 SD_BUS_PROPERTY("LimitCORESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
785 SD_BUS_PROPERTY("LimitRSS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
786 SD_BUS_PROPERTY("LimitRSSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
787 SD_BUS_PROPERTY("LimitNOFILE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
788 SD_BUS_PROPERTY("LimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
789 SD_BUS_PROPERTY("LimitAS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
790 SD_BUS_PROPERTY("LimitASSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
791 SD_BUS_PROPERTY("LimitNPROC", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
792 SD_BUS_PROPERTY("LimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
793 SD_BUS_PROPERTY("LimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
794 SD_BUS_PROPERTY("LimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
795 SD_BUS_PROPERTY("LimitLOCKS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
796 SD_BUS_PROPERTY("LimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
797 SD_BUS_PROPERTY("LimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
798 SD_BUS_PROPERTY("LimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
799 SD_BUS_PROPERTY("LimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
800 SD_BUS_PROPERTY("LimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
801 SD_BUS_PROPERTY("LimitNICE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
802 SD_BUS_PROPERTY("LimitNICESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
803 SD_BUS_PROPERTY("LimitRTPRIO", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
804 SD_BUS_PROPERTY("LimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
805 SD_BUS_PROPERTY("LimitRTTIME", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
806 SD_BUS_PROPERTY("LimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
807 SD_BUS_PROPERTY("WorkingDirectory", "s", property_get_working_directory, 0, SD_BUS_VTABLE_PROPERTY_CONST),
808 SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST),
809 SD_BUS_PROPERTY("RootImage", "s", NULL, offsetof(ExecContext, root_image), SD_BUS_VTABLE_PROPERTY_CONST),
810 SD_BUS_PROPERTY("RootHash", "ay", property_get_root_hash, 0, SD_BUS_VTABLE_PROPERTY_CONST),
811 SD_BUS_PROPERTY("RootHashPath", "s", NULL, offsetof(ExecContext, root_hash_path), SD_BUS_VTABLE_PROPERTY_CONST),
812 SD_BUS_PROPERTY("RootVerity", "s", NULL, offsetof(ExecContext, root_verity), SD_BUS_VTABLE_PROPERTY_CONST),
813 SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST),
814 SD_BUS_PROPERTY("CoredumpFilter", "t", property_get_coredump_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
815 SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST),
816 SD_BUS_PROPERTY("IOSchedulingClass", "i", property_get_ioprio_class, 0, SD_BUS_VTABLE_PROPERTY_CONST),
817 SD_BUS_PROPERTY("IOSchedulingPriority", "i", property_get_ioprio_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
818 SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
819 SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
820 SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST),
821 SD_BUS_PROPERTY("CPUAffinityFromNUMA", "b", property_get_cpu_affinity_from_numa, 0, SD_BUS_VTABLE_PROPERTY_CONST),
822 SD_BUS_PROPERTY("NUMAPolicy", "i", property_get_numa_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
823 SD_BUS_PROPERTY("NUMAMask", "ay", property_get_numa_mask, 0, SD_BUS_VTABLE_PROPERTY_CONST),
824 SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST),
825 SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST),
826 SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST),
827 SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST),
828 SD_BUS_PROPERTY("StandardInputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
829 SD_BUS_PROPERTY("StandardInputData", "ay", property_get_input_data, 0, SD_BUS_VTABLE_PROPERTY_CONST),
830 SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST),
831 SD_BUS_PROPERTY("StandardOutputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
832 SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST),
833 SD_BUS_PROPERTY("StandardErrorFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
834 SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST),
835 SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST),
836 SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST),
837 SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST),
838 SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
839 SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST),
840 SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST),
841 SD_BUS_PROPERTY("SyslogLevel", "i", property_get_syslog_level, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
842 SD_BUS_PROPERTY("SyslogFacility", "i", property_get_syslog_facility, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
843 SD_BUS_PROPERTY("LogLevelMax", "i", bus_property_get_int, offsetof(ExecContext, log_level_max), SD_BUS_VTABLE_PROPERTY_CONST),
844 SD_BUS_PROPERTY("LogRateLimitIntervalUSec", "t", bus_property_get_usec, offsetof(ExecContext, log_ratelimit_interval_usec), SD_BUS_VTABLE_PROPERTY_CONST),
845 SD_BUS_PROPERTY("LogRateLimitBurst", "u", bus_property_get_unsigned, offsetof(ExecContext, log_ratelimit_burst), SD_BUS_VTABLE_PROPERTY_CONST),
846 SD_BUS_PROPERTY("LogExtraFields", "aay", property_get_log_extra_fields, 0, SD_BUS_VTABLE_PROPERTY_CONST),
847 SD_BUS_PROPERTY("LogNamespace", "s", NULL, offsetof(ExecContext, log_namespace), SD_BUS_VTABLE_PROPERTY_CONST),
848 SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST),
849 SD_BUS_PROPERTY("CapabilityBoundingSet", "t", NULL, offsetof(ExecContext, capability_bounding_set), SD_BUS_VTABLE_PROPERTY_CONST),
850 SD_BUS_PROPERTY("AmbientCapabilities", "t", NULL, offsetof(ExecContext, capability_ambient_set), SD_BUS_VTABLE_PROPERTY_CONST),
851 SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST),
852 SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST),
853 SD_BUS_PROPERTY("DynamicUser", "b", bus_property_get_bool, offsetof(ExecContext, dynamic_user), SD_BUS_VTABLE_PROPERTY_CONST),
854 SD_BUS_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(ExecContext, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST),
855 SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST),
856 SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST),
857 SD_BUS_PROPERTY("ReadWritePaths", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST),
858 SD_BUS_PROPERTY("ReadOnlyPaths", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST),
859 SD_BUS_PROPERTY("InaccessiblePaths", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST),
860 SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST),
861 SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST),
862 SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST),
863 SD_BUS_PROPERTY("ProtectClock", "b", bus_property_get_bool, offsetof(ExecContext, protect_clock), SD_BUS_VTABLE_PROPERTY_CONST),
864 SD_BUS_PROPERTY("ProtectKernelTunables", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_tunables), SD_BUS_VTABLE_PROPERTY_CONST),
865 SD_BUS_PROPERTY("ProtectKernelModules", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_modules), SD_BUS_VTABLE_PROPERTY_CONST),
866 SD_BUS_PROPERTY("ProtectKernelLogs", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_logs), SD_BUS_VTABLE_PROPERTY_CONST),
867 SD_BUS_PROPERTY("ProtectControlGroups", "b", bus_property_get_bool, offsetof(ExecContext, protect_control_groups), SD_BUS_VTABLE_PROPERTY_CONST),
868 SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST),
869 SD_BUS_PROPERTY("PrivateUsers", "b", bus_property_get_bool, offsetof(ExecContext, private_users), SD_BUS_VTABLE_PROPERTY_CONST),
870 SD_BUS_PROPERTY("PrivateMounts", "b", bus_property_get_bool, offsetof(ExecContext, private_mounts), SD_BUS_VTABLE_PROPERTY_CONST),
871 SD_BUS_PROPERTY("ProtectHome", "s", property_get_protect_home, offsetof(ExecContext, protect_home), SD_BUS_VTABLE_PROPERTY_CONST),
872 SD_BUS_PROPERTY("ProtectSystem", "s", property_get_protect_system, offsetof(ExecContext, protect_system), SD_BUS_VTABLE_PROPERTY_CONST),
873 SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST),
874 SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST),
875 SD_BUS_PROPERTY("UtmpMode", "s", property_get_exec_utmp_mode, offsetof(ExecContext, utmp_mode), SD_BUS_VTABLE_PROPERTY_CONST),
876 SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST),
877 SD_BUS_PROPERTY("AppArmorProfile", "(bs)", property_get_apparmor_profile, 0, SD_BUS_VTABLE_PROPERTY_CONST),
878 SD_BUS_PROPERTY("SmackProcessLabel", "(bs)", property_get_smack_process_label, 0, SD_BUS_VTABLE_PROPERTY_CONST),
879 SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST),
880 SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST),
881 SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
882 SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST),
883 SD_BUS_PROPERTY("SystemCallErrorNumber", "i", bus_property_get_int, offsetof(ExecContext, syscall_errno), SD_BUS_VTABLE_PROPERTY_CONST),
884 SD_BUS_PROPERTY("Personality", "s", property_get_personality, offsetof(ExecContext, personality), SD_BUS_VTABLE_PROPERTY_CONST),
885 SD_BUS_PROPERTY("LockPersonality", "b", bus_property_get_bool, offsetof(ExecContext, lock_personality), SD_BUS_VTABLE_PROPERTY_CONST),
886 SD_BUS_PROPERTY("RestrictAddressFamilies", "(bas)", property_get_address_families, 0, SD_BUS_VTABLE_PROPERTY_CONST),
887 SD_BUS_PROPERTY("RuntimeDirectoryPreserve", "s", property_get_exec_preserve_mode, offsetof(ExecContext, runtime_directory_preserve_mode), SD_BUS_VTABLE_PROPERTY_CONST),
888 SD_BUS_PROPERTY("RuntimeDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].mode), SD_BUS_VTABLE_PROPERTY_CONST),
889 SD_BUS_PROPERTY("RuntimeDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].paths), SD_BUS_VTABLE_PROPERTY_CONST),
890 SD_BUS_PROPERTY("StateDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].mode), SD_BUS_VTABLE_PROPERTY_CONST),
891 SD_BUS_PROPERTY("StateDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].paths), SD_BUS_VTABLE_PROPERTY_CONST),
892 SD_BUS_PROPERTY("CacheDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].mode), SD_BUS_VTABLE_PROPERTY_CONST),
893 SD_BUS_PROPERTY("CacheDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].paths), SD_BUS_VTABLE_PROPERTY_CONST),
894 SD_BUS_PROPERTY("LogsDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].mode), SD_BUS_VTABLE_PROPERTY_CONST),
895 SD_BUS_PROPERTY("LogsDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].paths), SD_BUS_VTABLE_PROPERTY_CONST),
896 SD_BUS_PROPERTY("ConfigurationDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].mode), SD_BUS_VTABLE_PROPERTY_CONST),
897 SD_BUS_PROPERTY("ConfigurationDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].paths), SD_BUS_VTABLE_PROPERTY_CONST),
898 SD_BUS_PROPERTY("TimeoutCleanUSec", "t", bus_property_get_usec, offsetof(ExecContext, timeout_clean_usec), SD_BUS_VTABLE_PROPERTY_CONST),
899 SD_BUS_PROPERTY("MemoryDenyWriteExecute", "b", bus_property_get_bool, offsetof(ExecContext, memory_deny_write_execute), SD_BUS_VTABLE_PROPERTY_CONST),
900 SD_BUS_PROPERTY("RestrictRealtime", "b", bus_property_get_bool, offsetof(ExecContext, restrict_realtime), SD_BUS_VTABLE_PROPERTY_CONST),
901 SD_BUS_PROPERTY("RestrictSUIDSGID", "b", bus_property_get_bool, offsetof(ExecContext, restrict_suid_sgid), SD_BUS_VTABLE_PROPERTY_CONST),
902 SD_BUS_PROPERTY("RestrictNamespaces", "t", bus_property_get_ulong, offsetof(ExecContext, restrict_namespaces), SD_BUS_VTABLE_PROPERTY_CONST),
903 SD_BUS_PROPERTY("BindPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
904 SD_BUS_PROPERTY("BindReadOnlyPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
905 SD_BUS_PROPERTY("TemporaryFileSystem", "a(ss)", property_get_temporary_filesystems, 0, SD_BUS_VTABLE_PROPERTY_CONST),
906 SD_BUS_PROPERTY("MountAPIVFS", "b", bus_property_get_bool, offsetof(ExecContext, mount_apivfs), SD_BUS_VTABLE_PROPERTY_CONST),
907 SD_BUS_PROPERTY("KeyringMode", "s", property_get_exec_keyring_mode, offsetof(ExecContext, keyring_mode), SD_BUS_VTABLE_PROPERTY_CONST),
908 SD_BUS_PROPERTY("ProtectHostname", "b", bus_property_get_bool, offsetof(ExecContext, protect_hostname), SD_BUS_VTABLE_PROPERTY_CONST),
909 SD_BUS_PROPERTY("NetworkNamespacePath", "s", NULL, offsetof(ExecContext, network_namespace_path), SD_BUS_VTABLE_PROPERTY_CONST),
910
911 /* Obsolete/redundant properties: */
912 SD_BUS_PROPERTY("Capabilities", "s", property_get_empty_string, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
913 SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
914 SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
915 SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
916 SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
917
918 SD_BUS_VTABLE_END
919 };
920
921 static int append_exec_command(sd_bus_message *reply, ExecCommand *c) {
922 int r;
923
924 assert(reply);
925 assert(c);
926
927 if (!c->path)
928 return 0;
929
930 r = sd_bus_message_open_container(reply, 'r', "sasbttttuii");
931 if (r < 0)
932 return r;
933
934 r = sd_bus_message_append(reply, "s", c->path);
935 if (r < 0)
936 return r;
937
938 r = sd_bus_message_append_strv(reply, c->argv);
939 if (r < 0)
940 return r;
941
942 r = sd_bus_message_append(reply, "bttttuii",
943 !!(c->flags & EXEC_COMMAND_IGNORE_FAILURE),
944 c->exec_status.start_timestamp.realtime,
945 c->exec_status.start_timestamp.monotonic,
946 c->exec_status.exit_timestamp.realtime,
947 c->exec_status.exit_timestamp.monotonic,
948 (uint32_t) c->exec_status.pid,
949 (int32_t) c->exec_status.code,
950 (int32_t) c->exec_status.status);
951 if (r < 0)
952 return r;
953
954 return sd_bus_message_close_container(reply);
955 }
956
957 static int append_exec_ex_command(sd_bus_message *reply, ExecCommand *c) {
958 _cleanup_strv_free_ char **ex_opts = NULL;
959 int r;
960
961 assert(reply);
962 assert(c);
963
964 if (!c->path)
965 return 0;
966
967 r = sd_bus_message_open_container(reply, 'r', "sasasttttuii");
968 if (r < 0)
969 return r;
970
971 r = sd_bus_message_append(reply, "s", c->path);
972 if (r < 0)
973 return r;
974
975 r = sd_bus_message_append_strv(reply, c->argv);
976 if (r < 0)
977 return r;
978
979 r = exec_command_flags_to_strv(c->flags, &ex_opts);
980 if (r < 0)
981 return r;
982
983 r = sd_bus_message_append_strv(reply, ex_opts);
984 if (r < 0)
985 return r;
986
987 r = sd_bus_message_append(reply, "ttttuii",
988 c->exec_status.start_timestamp.realtime,
989 c->exec_status.start_timestamp.monotonic,
990 c->exec_status.exit_timestamp.realtime,
991 c->exec_status.exit_timestamp.monotonic,
992 (uint32_t) c->exec_status.pid,
993 (int32_t) c->exec_status.code,
994 (int32_t) c->exec_status.status);
995 if (r < 0)
996 return r;
997
998 return sd_bus_message_close_container(reply);
999 }
1000
1001 int bus_property_get_exec_command(
1002 sd_bus *bus,
1003 const char *path,
1004 const char *interface,
1005 const char *property,
1006 sd_bus_message *reply,
1007 void *userdata,
1008 sd_bus_error *ret_error) {
1009
1010 ExecCommand *c = (ExecCommand*) userdata;
1011 int r;
1012
1013 assert(bus);
1014 assert(reply);
1015
1016 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
1017 if (r < 0)
1018 return r;
1019
1020 r = append_exec_command(reply, c);
1021 if (r < 0)
1022 return r;
1023
1024 return sd_bus_message_close_container(reply);
1025 }
1026
1027 int bus_property_get_exec_command_list(
1028 sd_bus *bus,
1029 const char *path,
1030 const char *interface,
1031 const char *property,
1032 sd_bus_message *reply,
1033 void *userdata,
1034 sd_bus_error *ret_error) {
1035
1036 ExecCommand *c = *(ExecCommand**) userdata;
1037 int r;
1038
1039 assert(bus);
1040 assert(reply);
1041
1042 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
1043 if (r < 0)
1044 return r;
1045
1046 LIST_FOREACH(command, c, c) {
1047 r = append_exec_command(reply, c);
1048 if (r < 0)
1049 return r;
1050 }
1051
1052 return sd_bus_message_close_container(reply);
1053 }
1054
1055 int bus_property_get_exec_ex_command_list(
1056 sd_bus *bus,
1057 const char *path,
1058 const char *interface,
1059 const char *property,
1060 sd_bus_message *reply,
1061 void *userdata,
1062 sd_bus_error *ret_error) {
1063
1064 ExecCommand *c, *exec_command = *(ExecCommand**) userdata;
1065 int r;
1066
1067 assert(bus);
1068 assert(reply);
1069
1070 r = sd_bus_message_open_container(reply, 'a', "(sasasttttuii)");
1071 if (r < 0)
1072 return r;
1073
1074 LIST_FOREACH(command, c, exec_command) {
1075 r = append_exec_ex_command(reply, c);
1076 if (r < 0)
1077 return r;
1078 }
1079
1080 return sd_bus_message_close_container(reply);
1081 }
1082
1083 static char *exec_command_flags_to_exec_chars(ExecCommandFlags flags) {
1084 return strjoin(FLAGS_SET(flags, EXEC_COMMAND_IGNORE_FAILURE) ? "-" : "",
1085 FLAGS_SET(flags, EXEC_COMMAND_NO_ENV_EXPAND) ? ":" : "",
1086 FLAGS_SET(flags, EXEC_COMMAND_FULLY_PRIVILEGED) ? "+" : "",
1087 FLAGS_SET(flags, EXEC_COMMAND_NO_SETUID) ? "!" : "",
1088 FLAGS_SET(flags, EXEC_COMMAND_AMBIENT_MAGIC) ? "!!" : "");
1089 }
1090
1091 int bus_set_transient_exec_command(
1092 Unit *u,
1093 const char *name,
1094 ExecCommand **exec_command,
1095 sd_bus_message *message,
1096 UnitWriteFlags flags,
1097 sd_bus_error *error) {
1098 bool is_ex_prop = endswith(name, "Ex");
1099 unsigned n = 0;
1100 int r;
1101
1102 r = sd_bus_message_enter_container(message, 'a', is_ex_prop ? "(sasas)" : "(sasb)");
1103 if (r < 0)
1104 return r;
1105
1106 while ((r = sd_bus_message_enter_container(message, 'r', is_ex_prop ? "sasas" : "sasb")) > 0) {
1107 _cleanup_strv_free_ char **argv = NULL, **ex_opts = NULL;
1108 const char *path;
1109 int b;
1110
1111 r = sd_bus_message_read(message, "s", &path);
1112 if (r < 0)
1113 return r;
1114
1115 if (!path_is_absolute(path))
1116 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path);
1117
1118 r = sd_bus_message_read_strv(message, &argv);
1119 if (r < 0)
1120 return r;
1121
1122 r = is_ex_prop ? sd_bus_message_read_strv(message, &ex_opts) : sd_bus_message_read(message, "b", &b);
1123 if (r < 0)
1124 return r;
1125
1126 r = sd_bus_message_exit_container(message);
1127 if (r < 0)
1128 return r;
1129
1130 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1131 ExecCommand *c;
1132
1133 c = new0(ExecCommand, 1);
1134 if (!c)
1135 return -ENOMEM;
1136
1137 c->path = strdup(path);
1138 if (!c->path) {
1139 free(c);
1140 return -ENOMEM;
1141 }
1142
1143 c->argv = TAKE_PTR(argv);
1144
1145 if (is_ex_prop) {
1146 r = exec_command_flags_from_strv(ex_opts, &c->flags);
1147 if (r < 0)
1148 return r;
1149 } else
1150 c->flags = b ? EXEC_COMMAND_IGNORE_FAILURE : 0;
1151
1152 path_simplify(c->path, false);
1153 exec_command_append_list(exec_command, c);
1154 }
1155
1156 n++;
1157 }
1158 if (r < 0)
1159 return r;
1160
1161 r = sd_bus_message_exit_container(message);
1162 if (r < 0)
1163 return r;
1164
1165 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1166 _cleanup_free_ char *buf = NULL;
1167 _cleanup_fclose_ FILE *f = NULL;
1168 ExecCommand *c;
1169 size_t size = 0;
1170
1171 if (n == 0)
1172 *exec_command = exec_command_free_list(*exec_command);
1173
1174 f = open_memstream_unlocked(&buf, &size);
1175 if (!f)
1176 return -ENOMEM;
1177
1178 fprintf(f, "%s=\n", name);
1179
1180 LIST_FOREACH(command, c, *exec_command) {
1181 _cleanup_free_ char *a = NULL, *exec_chars = NULL;
1182
1183 exec_chars = exec_command_flags_to_exec_chars(c->flags);
1184 if (!exec_chars)
1185 return -ENOMEM;
1186
1187 a = unit_concat_strv(c->argv, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS);
1188 if (!a)
1189 return -ENOMEM;
1190
1191 if (streq_ptr(c->path, c->argv ? c->argv[0] : NULL))
1192 fprintf(f, "%s=%s%s\n", name, exec_chars, a);
1193 else {
1194 _cleanup_free_ char *t = NULL;
1195 const char *p;
1196
1197 p = unit_escape_setting(c->path, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS, &t);
1198 if (!p)
1199 return -ENOMEM;
1200
1201 fprintf(f, "%s=%s@%s %s\n", name, exec_chars, p, a);
1202 }
1203 }
1204
1205 r = fflush_and_check(f);
1206 if (r < 0)
1207 return r;
1208
1209 unit_write_setting(u, flags, name, buf);
1210 }
1211
1212 return 1;
1213 }
1214
1215 static int parse_personality(const char *s, unsigned long *p) {
1216 unsigned long v;
1217
1218 assert(p);
1219
1220 v = personality_from_string(s);
1221 if (v == PERSONALITY_INVALID)
1222 return -EINVAL;
1223
1224 *p = v;
1225 return 0;
1226 }
1227
1228 static const char* mount_propagation_flags_to_string_with_check(unsigned long n) {
1229 if (!IN_SET(n, 0, MS_SHARED, MS_PRIVATE, MS_SLAVE))
1230 return NULL;
1231
1232 return mount_propagation_flags_to_string(n);
1233 }
1234
1235 static BUS_DEFINE_SET_TRANSIENT(nsec, "t", uint64_t, nsec_t, NSEC_FMT);
1236 static BUS_DEFINE_SET_TRANSIENT_IS_VALID(log_level, "i", int32_t, int, "%" PRIi32, log_level_is_valid);
1237 #if HAVE_SECCOMP
1238 static BUS_DEFINE_SET_TRANSIENT_IS_VALID(errno, "i", int32_t, int, "%" PRIi32, errno_is_valid);
1239 #endif
1240 static BUS_DEFINE_SET_TRANSIENT_PARSE(std_input, ExecInput, exec_input_from_string);
1241 static BUS_DEFINE_SET_TRANSIENT_PARSE(std_output, ExecOutput, exec_output_from_string);
1242 static BUS_DEFINE_SET_TRANSIENT_PARSE(utmp_mode, ExecUtmpMode, exec_utmp_mode_from_string);
1243 static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_system, ProtectSystem, protect_system_from_string);
1244 static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_home, ProtectHome, protect_home_from_string);
1245 static BUS_DEFINE_SET_TRANSIENT_PARSE(keyring_mode, ExecKeyringMode, exec_keyring_mode_from_string);
1246 static BUS_DEFINE_SET_TRANSIENT_PARSE(preserve_mode, ExecPreserveMode, exec_preserve_mode_from_string);
1247 static BUS_DEFINE_SET_TRANSIENT_PARSE_PTR(personality, unsigned long, parse_personality);
1248 static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(secure_bits, "i", int32_t, int, "%" PRIi32, secure_bits_to_string_alloc_with_check);
1249 static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(capability, "t", uint64_t, uint64_t, "%" PRIu64, capability_set_to_string_alloc);
1250 static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(namespace_flag, "t", uint64_t, unsigned long, "%" PRIu64, namespace_flags_to_string);
1251 static BUS_DEFINE_SET_TRANSIENT_TO_STRING(mount_flags, "t", uint64_t, unsigned long, "%" PRIu64, mount_propagation_flags_to_string_with_check);
1252
1253 int bus_exec_context_set_transient_property(
1254 Unit *u,
1255 ExecContext *c,
1256 const char *name,
1257 sd_bus_message *message,
1258 UnitWriteFlags flags,
1259 sd_bus_error *error) {
1260
1261 const char *suffix;
1262 int r;
1263
1264 assert(u);
1265 assert(c);
1266 assert(name);
1267 assert(message);
1268
1269 flags |= UNIT_PRIVATE;
1270
1271 if (streq(name, "User"))
1272 return bus_set_transient_user_relaxed(u, name, &c->user, message, flags, error);
1273
1274 if (streq(name, "Group"))
1275 return bus_set_transient_user_relaxed(u, name, &c->group, message, flags, error);
1276
1277 if (streq(name, "TTYPath"))
1278 return bus_set_transient_path(u, name, &c->tty_path, message, flags, error);
1279
1280 if (streq(name, "RootImage"))
1281 return bus_set_transient_path(u, name, &c->root_image, message, flags, error);
1282
1283 if (streq(name, "RootHash")) {
1284 const void *roothash_decoded;
1285 size_t roothash_decoded_size;
1286
1287 r = sd_bus_message_read_array(message, 'y', &roothash_decoded, &roothash_decoded_size);
1288 if (r < 0)
1289 return r;
1290
1291 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1292 _cleanup_free_ char *encoded = NULL;
1293
1294 if (roothash_decoded_size == 0) {
1295 c->root_hash_path = mfree(c->root_hash_path);
1296 c->root_hash = mfree(c->root_hash);
1297 c->root_hash_size = 0;
1298
1299 unit_write_settingf(u, flags, name, "RootHash=");
1300 } else {
1301 _cleanup_free_ void *p;
1302
1303 encoded = hexmem(roothash_decoded, roothash_decoded_size);
1304 if (!encoded)
1305 return -ENOMEM;
1306
1307 p = memdup(roothash_decoded, roothash_decoded_size);
1308 if (!p)
1309 return -ENOMEM;
1310
1311 free_and_replace(c->root_hash, p);
1312 c->root_hash_size = roothash_decoded_size;
1313 c->root_hash_path = mfree(c->root_hash_path);
1314
1315 unit_write_settingf(u, flags, name, "RootHash=%s", encoded);
1316 }
1317 }
1318
1319 return 1;
1320 }
1321
1322 if (streq(name, "RootHashPath")) {
1323 c->root_hash_size = 0;
1324 c->root_hash = mfree(c->root_hash);
1325
1326 return bus_set_transient_path(u, "RootHash", &c->root_hash_path, message, flags, error);
1327 }
1328
1329 if (streq(name, "RootVerity"))
1330 return bus_set_transient_path(u, name, &c->root_verity, message, flags, error);
1331
1332 if (streq(name, "RootDirectory"))
1333 return bus_set_transient_path(u, name, &c->root_directory, message, flags, error);
1334
1335 if (streq(name, "SyslogIdentifier"))
1336 return bus_set_transient_string(u, name, &c->syslog_identifier, message, flags, error);
1337
1338 if (streq(name, "LogLevelMax"))
1339 return bus_set_transient_log_level(u, name, &c->log_level_max, message, flags, error);
1340
1341 if (streq(name, "LogRateLimitIntervalUSec"))
1342 return bus_set_transient_usec(u, name, &c->log_ratelimit_interval_usec, message, flags, error);
1343
1344 if (streq(name, "LogRateLimitBurst"))
1345 return bus_set_transient_unsigned(u, name, &c->log_ratelimit_burst, message, flags, error);
1346
1347 if (streq(name, "Personality"))
1348 return bus_set_transient_personality(u, name, &c->personality, message, flags, error);
1349
1350 if (streq(name, "StandardInput"))
1351 return bus_set_transient_std_input(u, name, &c->std_input, message, flags, error);
1352
1353 if (streq(name, "StandardOutput"))
1354 return bus_set_transient_std_output(u, name, &c->std_output, message, flags, error);
1355
1356 if (streq(name, "StandardError"))
1357 return bus_set_transient_std_output(u, name, &c->std_error, message, flags, error);
1358
1359 if (streq(name, "IgnoreSIGPIPE"))
1360 return bus_set_transient_bool(u, name, &c->ignore_sigpipe, message, flags, error);
1361
1362 if (streq(name, "TTYVHangup"))
1363 return bus_set_transient_bool(u, name, &c->tty_vhangup, message, flags, error);
1364
1365 if (streq(name, "TTYReset"))
1366 return bus_set_transient_bool(u, name, &c->tty_reset, message, flags, error);
1367
1368 if (streq(name, "TTYVTDisallocate"))
1369 return bus_set_transient_bool(u, name, &c->tty_vt_disallocate, message, flags, error);
1370
1371 if (streq(name, "PrivateTmp"))
1372 return bus_set_transient_bool(u, name, &c->private_tmp, message, flags, error);
1373
1374 if (streq(name, "PrivateDevices"))
1375 return bus_set_transient_bool(u, name, &c->private_devices, message, flags, error);
1376
1377 if (streq(name, "PrivateMounts"))
1378 return bus_set_transient_bool(u, name, &c->private_mounts, message, flags, error);
1379
1380 if (streq(name, "PrivateNetwork"))
1381 return bus_set_transient_bool(u, name, &c->private_network, message, flags, error);
1382
1383 if (streq(name, "PrivateUsers"))
1384 return bus_set_transient_bool(u, name, &c->private_users, message, flags, error);
1385
1386 if (streq(name, "NoNewPrivileges"))
1387 return bus_set_transient_bool(u, name, &c->no_new_privileges, message, flags, error);
1388
1389 if (streq(name, "SyslogLevelPrefix"))
1390 return bus_set_transient_bool(u, name, &c->syslog_level_prefix, message, flags, error);
1391
1392 if (streq(name, "MemoryDenyWriteExecute"))
1393 return bus_set_transient_bool(u, name, &c->memory_deny_write_execute, message, flags, error);
1394
1395 if (streq(name, "RestrictRealtime"))
1396 return bus_set_transient_bool(u, name, &c->restrict_realtime, message, flags, error);
1397
1398 if (streq(name, "RestrictSUIDSGID"))
1399 return bus_set_transient_bool(u, name, &c->restrict_suid_sgid, message, flags, error);
1400
1401 if (streq(name, "DynamicUser"))
1402 return bus_set_transient_bool(u, name, &c->dynamic_user, message, flags, error);
1403
1404 if (streq(name, "RemoveIPC"))
1405 return bus_set_transient_bool(u, name, &c->remove_ipc, message, flags, error);
1406
1407 if (streq(name, "ProtectKernelTunables"))
1408 return bus_set_transient_bool(u, name, &c->protect_kernel_tunables, message, flags, error);
1409
1410 if (streq(name, "ProtectKernelModules"))
1411 return bus_set_transient_bool(u, name, &c->protect_kernel_modules, message, flags, error);
1412
1413 if (streq(name, "ProtectKernelLogs"))
1414 return bus_set_transient_bool(u, name, &c->protect_kernel_logs, message, flags, error);
1415
1416 if (streq(name, "ProtectClock"))
1417 return bus_set_transient_bool(u, name, &c->protect_clock, message, flags, error);
1418
1419 if (streq(name, "ProtectControlGroups"))
1420 return bus_set_transient_bool(u, name, &c->protect_control_groups, message, flags, error);
1421
1422 if (streq(name, "MountAPIVFS"))
1423 return bus_set_transient_bool(u, name, &c->mount_apivfs, message, flags, error);
1424
1425 if (streq(name, "CPUSchedulingResetOnFork"))
1426 return bus_set_transient_bool(u, name, &c->cpu_sched_reset_on_fork, message, flags, error);
1427
1428 if (streq(name, "NonBlocking"))
1429 return bus_set_transient_bool(u, name, &c->non_blocking, message, flags, error);
1430
1431 if (streq(name, "LockPersonality"))
1432 return bus_set_transient_bool(u, name, &c->lock_personality, message, flags, error);
1433
1434 if (streq(name, "ProtectHostname"))
1435 return bus_set_transient_bool(u, name, &c->protect_hostname, message, flags, error);
1436
1437 if (streq(name, "UtmpIdentifier"))
1438 return bus_set_transient_string(u, name, &c->utmp_id, message, flags, error);
1439
1440 if (streq(name, "UtmpMode"))
1441 return bus_set_transient_utmp_mode(u, name, &c->utmp_mode, message, flags, error);
1442
1443 if (streq(name, "PAMName"))
1444 return bus_set_transient_string(u, name, &c->pam_name, message, flags, error);
1445
1446 if (streq(name, "TimerSlackNSec"))
1447 return bus_set_transient_nsec(u, name, &c->timer_slack_nsec, message, flags, error);
1448
1449 if (streq(name, "ProtectSystem"))
1450 return bus_set_transient_protect_system(u, name, &c->protect_system, message, flags, error);
1451
1452 if (streq(name, "ProtectHome"))
1453 return bus_set_transient_protect_home(u, name, &c->protect_home, message, flags, error);
1454
1455 if (streq(name, "KeyringMode"))
1456 return bus_set_transient_keyring_mode(u, name, &c->keyring_mode, message, flags, error);
1457
1458 if (streq(name, "RuntimeDirectoryPreserve"))
1459 return bus_set_transient_preserve_mode(u, name, &c->runtime_directory_preserve_mode, message, flags, error);
1460
1461 if (streq(name, "UMask"))
1462 return bus_set_transient_mode_t(u, name, &c->umask, message, flags, error);
1463
1464 if (streq(name, "RuntimeDirectoryMode"))
1465 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_RUNTIME].mode, message, flags, error);
1466
1467 if (streq(name, "StateDirectoryMode"))
1468 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_STATE].mode, message, flags, error);
1469
1470 if (streq(name, "CacheDirectoryMode"))
1471 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CACHE].mode, message, flags, error);
1472
1473 if (streq(name, "LogsDirectoryMode"))
1474 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_LOGS].mode, message, flags, error);
1475
1476 if (streq(name, "ConfigurationDirectoryMode"))
1477 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CONFIGURATION].mode, message, flags, error);
1478
1479 if (streq(name, "SELinuxContext"))
1480 return bus_set_transient_string(u, name, &c->selinux_context, message, flags, error);
1481
1482 if (streq(name, "SecureBits"))
1483 return bus_set_transient_secure_bits(u, name, &c->secure_bits, message, flags, error);
1484
1485 if (streq(name, "CapabilityBoundingSet"))
1486 return bus_set_transient_capability(u, name, &c->capability_bounding_set, message, flags, error);
1487
1488 if (streq(name, "AmbientCapabilities"))
1489 return bus_set_transient_capability(u, name, &c->capability_ambient_set, message, flags, error);
1490
1491 if (streq(name, "RestrictNamespaces"))
1492 return bus_set_transient_namespace_flag(u, name, &c->restrict_namespaces, message, flags, error);
1493
1494 if (streq(name, "MountFlags"))
1495 return bus_set_transient_mount_flags(u, name, &c->mount_flags, message, flags, error);
1496
1497 if (streq(name, "NetworkNamespacePath"))
1498 return bus_set_transient_path(u, name, &c->network_namespace_path, message, flags, error);
1499
1500 if (streq(name, "SupplementaryGroups")) {
1501 _cleanup_strv_free_ char **l = NULL;
1502 char **p;
1503
1504 r = sd_bus_message_read_strv(message, &l);
1505 if (r < 0)
1506 return r;
1507
1508 STRV_FOREACH(p, l)
1509 if (!isempty(*p) && !valid_user_group_name(*p, VALID_USER_ALLOW_NUMERIC|VALID_USER_RELAX|VALID_USER_WARN))
1510 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS,
1511 "Invalid supplementary group names");
1512
1513 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1514 if (strv_isempty(l)) {
1515 c->supplementary_groups = strv_free(c->supplementary_groups);
1516 unit_write_settingf(u, flags, name, "%s=", name);
1517 } else {
1518 _cleanup_free_ char *joined = NULL;
1519
1520 r = strv_extend_strv(&c->supplementary_groups, l, true);
1521 if (r < 0)
1522 return -ENOMEM;
1523
1524 joined = strv_join(c->supplementary_groups, " ");
1525 if (!joined)
1526 return -ENOMEM;
1527
1528 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s", name, joined);
1529 }
1530 }
1531
1532 return 1;
1533
1534 } else if (streq(name, "SyslogLevel")) {
1535 int32_t level;
1536
1537 r = sd_bus_message_read(message, "i", &level);
1538 if (r < 0)
1539 return r;
1540
1541 if (!log_level_is_valid(level))
1542 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range");
1543
1544 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1545 c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level;
1546 unit_write_settingf(u, flags, name, "SyslogLevel=%i", level);
1547 }
1548
1549 return 1;
1550
1551 } else if (streq(name, "SyslogFacility")) {
1552 int32_t facility;
1553
1554 r = sd_bus_message_read(message, "i", &facility);
1555 if (r < 0)
1556 return r;
1557
1558 if (!log_facility_unshifted_is_valid(facility))
1559 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range");
1560
1561 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1562 c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority);
1563 unit_write_settingf(u, flags, name, "SyslogFacility=%i", facility);
1564 }
1565
1566 return 1;
1567
1568 } else if (streq(name, "LogNamespace")) {
1569 const char *n;
1570
1571 r = sd_bus_message_read(message, "s", &n);
1572 if (r < 0)
1573 return r;
1574
1575 if (!isempty(n) && !log_namespace_name_valid(n))
1576 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log namespace name not valid");
1577
1578 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1579
1580 if (isempty(n)) {
1581 c->log_namespace = mfree(c->log_namespace);
1582 unit_write_settingf(u, flags, name, "%s=", name);
1583 } else {
1584 r = free_and_strdup(&c->log_namespace, n);
1585 if (r < 0)
1586 return r;
1587
1588 unit_write_settingf(u, flags, name, "%s=%s", name, n);
1589 }
1590 }
1591
1592 return 1;
1593
1594 } else if (streq(name, "LogExtraFields")) {
1595 size_t n = 0;
1596
1597 r = sd_bus_message_enter_container(message, 'a', "ay");
1598 if (r < 0)
1599 return r;
1600
1601 for (;;) {
1602 _cleanup_free_ void *copy = NULL;
1603 struct iovec *t;
1604 const char *eq;
1605 const void *p;
1606 size_t sz;
1607
1608 /* Note that we expect a byte array for each field, instead of a string. That's because on the
1609 * lower-level journal fields can actually contain binary data and are not restricted to text,
1610 * and we should not "lose precision" in our types on the way. That said, I am pretty sure
1611 * actually encoding binary data as unit metadata is not a good idea. Hence we actually refuse
1612 * any actual binary data, and only accept UTF-8. This allows us to eventually lift this
1613 * limitation, should a good, valid usecase arise. */
1614
1615 r = sd_bus_message_read_array(message, 'y', &p, &sz);
1616 if (r < 0)
1617 return r;
1618 if (r == 0)
1619 break;
1620
1621 if (memchr(p, 0, sz))
1622 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains zero byte");
1623
1624 eq = memchr(p, '=', sz);
1625 if (!eq)
1626 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains no '=' character");
1627 if (!journal_field_valid(p, eq - (const char*) p, false))
1628 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field invalid");
1629
1630 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1631 t = reallocarray(c->log_extra_fields, c->n_log_extra_fields+1, sizeof(struct iovec));
1632 if (!t)
1633 return -ENOMEM;
1634 c->log_extra_fields = t;
1635 }
1636
1637 copy = malloc(sz + 1);
1638 if (!copy)
1639 return -ENOMEM;
1640
1641 memcpy(copy, p, sz);
1642 ((uint8_t*) copy)[sz] = 0;
1643
1644 if (!utf8_is_valid(copy))
1645 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field is not valid UTF-8");
1646
1647 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1648 c->log_extra_fields[c->n_log_extra_fields++] = IOVEC_MAKE(copy, sz);
1649 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C, name, "LogExtraFields=%s", (char*) copy);
1650
1651 copy = NULL;
1652 }
1653
1654 n++;
1655 }
1656
1657 r = sd_bus_message_exit_container(message);
1658 if (r < 0)
1659 return r;
1660
1661 if (!UNIT_WRITE_FLAGS_NOOP(flags) && n == 0) {
1662 exec_context_free_log_extra_fields(c);
1663 unit_write_setting(u, flags, name, "LogExtraFields=");
1664 }
1665
1666 return 1;
1667 }
1668
1669 #if HAVE_SECCOMP
1670
1671 if (streq(name, "SystemCallErrorNumber"))
1672 return bus_set_transient_errno(u, name, &c->syscall_errno, message, flags, error);
1673
1674 if (streq(name, "SystemCallFilter")) {
1675 int whitelist;
1676 _cleanup_strv_free_ char **l = NULL;
1677
1678 r = sd_bus_message_enter_container(message, 'r', "bas");
1679 if (r < 0)
1680 return r;
1681
1682 r = sd_bus_message_read(message, "b", &whitelist);
1683 if (r < 0)
1684 return r;
1685
1686 r = sd_bus_message_read_strv(message, &l);
1687 if (r < 0)
1688 return r;
1689
1690 r = sd_bus_message_exit_container(message);
1691 if (r < 0)
1692 return r;
1693
1694 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1695 _cleanup_free_ char *joined = NULL;
1696 SeccompParseFlags invert_flag = whitelist ? 0 : SECCOMP_PARSE_INVERT;
1697 char **s;
1698
1699 if (strv_isempty(l)) {
1700 c->syscall_whitelist = false;
1701 c->syscall_filter = hashmap_free(c->syscall_filter);
1702
1703 unit_write_settingf(u, flags, name, "SystemCallFilter=");
1704 return 1;
1705 }
1706
1707 if (!c->syscall_filter) {
1708 c->syscall_filter = hashmap_new(NULL);
1709 if (!c->syscall_filter)
1710 return log_oom();
1711
1712 c->syscall_whitelist = whitelist;
1713
1714 if (c->syscall_whitelist) {
1715 r = seccomp_parse_syscall_filter("@default",
1716 -1,
1717 c->syscall_filter,
1718 SECCOMP_PARSE_PERMISSIVE |
1719 SECCOMP_PARSE_WHITELIST | invert_flag,
1720 u->id,
1721 NULL, 0);
1722 if (r < 0)
1723 return r;
1724 }
1725 }
1726
1727 STRV_FOREACH(s, l) {
1728 _cleanup_free_ char *n = NULL;
1729 int e;
1730
1731 r = parse_syscall_and_errno(*s, &n, &e);
1732 if (r < 0)
1733 return r;
1734
1735 r = seccomp_parse_syscall_filter(n,
1736 e,
1737 c->syscall_filter,
1738 SECCOMP_PARSE_LOG | SECCOMP_PARSE_PERMISSIVE |
1739 invert_flag |
1740 (c->syscall_whitelist ? SECCOMP_PARSE_WHITELIST : 0),
1741 u->id,
1742 NULL, 0);
1743 if (r < 0)
1744 return r;
1745 }
1746
1747 joined = strv_join(l, " ");
1748 if (!joined)
1749 return -ENOMEM;
1750
1751 unit_write_settingf(u, flags, name, "SystemCallFilter=%s%s", whitelist ? "" : "~", joined);
1752 }
1753
1754 return 1;
1755
1756 } else if (streq(name, "SystemCallArchitectures")) {
1757 _cleanup_strv_free_ char **l = NULL;
1758
1759 r = sd_bus_message_read_strv(message, &l);
1760 if (r < 0)
1761 return r;
1762
1763 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1764 _cleanup_free_ char *joined = NULL;
1765
1766 if (strv_isempty(l))
1767 c->syscall_archs = set_free(c->syscall_archs);
1768 else {
1769 char **s;
1770
1771 STRV_FOREACH(s, l) {
1772 uint32_t a;
1773
1774 r = seccomp_arch_from_string(*s, &a);
1775 if (r < 0)
1776 return r;
1777
1778 r = set_ensure_put(&c->syscall_archs, NULL, UINT32_TO_PTR(a + 1));
1779 if (r < 0)
1780 return r;
1781 }
1782
1783 }
1784
1785 joined = strv_join(l, " ");
1786 if (!joined)
1787 return -ENOMEM;
1788
1789 unit_write_settingf(u, flags, name, "%s=%s", name, joined);
1790 }
1791
1792 return 1;
1793
1794 } else if (streq(name, "RestrictAddressFamilies")) {
1795 int whitelist;
1796 _cleanup_strv_free_ char **l = NULL;
1797
1798 r = sd_bus_message_enter_container(message, 'r', "bas");
1799 if (r < 0)
1800 return r;
1801
1802 r = sd_bus_message_read(message, "b", &whitelist);
1803 if (r < 0)
1804 return r;
1805
1806 r = sd_bus_message_read_strv(message, &l);
1807 if (r < 0)
1808 return r;
1809
1810 r = sd_bus_message_exit_container(message);
1811 if (r < 0)
1812 return r;
1813
1814 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1815 _cleanup_free_ char *joined = NULL;
1816 char **s;
1817
1818 if (strv_isempty(l)) {
1819 c->address_families_whitelist = false;
1820 c->address_families = set_free(c->address_families);
1821
1822 unit_write_settingf(u, flags, name, "RestrictAddressFamilies=");
1823 return 1;
1824 }
1825
1826 if (!c->address_families) {
1827 c->address_families = set_new(NULL);
1828 if (!c->address_families)
1829 return log_oom();
1830
1831 c->address_families_whitelist = whitelist;
1832 }
1833
1834 STRV_FOREACH(s, l) {
1835 int af;
1836
1837 af = af_from_name(*s);
1838 if (af < 0)
1839 return af;
1840
1841 if (whitelist == c->address_families_whitelist) {
1842 r = set_put(c->address_families, INT_TO_PTR(af));
1843 if (r < 0)
1844 return r;
1845 } else
1846 (void) set_remove(c->address_families, INT_TO_PTR(af));
1847 }
1848
1849 joined = strv_join(l, " ");
1850 if (!joined)
1851 return -ENOMEM;
1852
1853 unit_write_settingf(u, flags, name, "RestrictAddressFamilies=%s%s", whitelist ? "" : "~", joined);
1854 }
1855
1856 return 1;
1857 }
1858 #endif
1859 if (STR_IN_SET(name, "CPUAffinity", "NUMAMask")) {
1860 const void *a;
1861 size_t n;
1862 bool affinity = streq(name, "CPUAffinity");
1863 _cleanup_(cpu_set_reset) CPUSet set = {};
1864
1865 r = sd_bus_message_read_array(message, 'y', &a, &n);
1866 if (r < 0)
1867 return r;
1868
1869 r = cpu_set_from_dbus(a, n, &set);
1870 if (r < 0)
1871 return r;
1872
1873 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1874 if (n == 0) {
1875 cpu_set_reset(affinity ? &c->cpu_set : &c->numa_policy.nodes);
1876 unit_write_settingf(u, flags, name, "%s=", name);
1877 } else {
1878 _cleanup_free_ char *str = NULL;
1879
1880 str = cpu_set_to_string(&set);
1881 if (!str)
1882 return -ENOMEM;
1883
1884 /* We forego any optimizations here, and always create the structure using
1885 * cpu_set_add_all(), because we don't want to care if the existing size we
1886 * got over dbus is appropriate. */
1887 r = cpu_set_add_all(affinity ? &c->cpu_set : &c->numa_policy.nodes, &set);
1888 if (r < 0)
1889 return r;
1890
1891 unit_write_settingf(u, flags, name, "%s=%s", name, str);
1892 }
1893 }
1894
1895 return 1;
1896
1897 } else if (streq(name, "CPUAffinityFromNUMA")) {
1898 int q;
1899
1900 r = sd_bus_message_read_basic(message, 'b', &q);
1901 if (r < 0)
1902 return r;
1903
1904 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1905 c->cpu_affinity_from_numa = q;
1906 unit_write_settingf(u, flags, name, "%s=%s", "CPUAffinity", "numa");
1907 }
1908
1909 return 1;
1910
1911 } else if (streq(name, "NUMAPolicy")) {
1912 int32_t type;
1913
1914 r = sd_bus_message_read(message, "i", &type);
1915 if (r < 0)
1916 return r;
1917
1918 if (!mpol_is_valid(type))
1919 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid NUMAPolicy value: %i", type);
1920
1921 if (!UNIT_WRITE_FLAGS_NOOP(flags))
1922 c->numa_policy.type = type;
1923
1924 return 1;
1925
1926 } else if (streq(name, "Nice")) {
1927 int32_t q;
1928
1929 r = sd_bus_message_read(message, "i", &q);
1930 if (r < 0)
1931 return r;
1932
1933 if (!nice_is_valid(q))
1934 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Nice value: %i", q);
1935
1936 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1937 c->nice = q;
1938 c->nice_set = true;
1939
1940 unit_write_settingf(u, flags, name, "Nice=%i", q);
1941 }
1942
1943 return 1;
1944
1945 } else if (streq(name, "CPUSchedulingPolicy")) {
1946 int32_t q;
1947
1948 r = sd_bus_message_read(message, "i", &q);
1949 if (r < 0)
1950 return r;
1951
1952 if (!sched_policy_is_valid(q))
1953 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid CPU scheduling policy: %i", q);
1954
1955 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1956 _cleanup_free_ char *s = NULL;
1957
1958 r = sched_policy_to_string_alloc(q, &s);
1959 if (r < 0)
1960 return r;
1961
1962 c->cpu_sched_policy = q;
1963 c->cpu_sched_priority = CLAMP(c->cpu_sched_priority, sched_get_priority_min(q), sched_get_priority_max(q));
1964 c->cpu_sched_set = true;
1965
1966 unit_write_settingf(u, flags, name, "CPUSchedulingPolicy=%s", s);
1967 }
1968
1969 return 1;
1970
1971 } else if (streq(name, "CPUSchedulingPriority")) {
1972 int32_t p, min, max;
1973
1974 r = sd_bus_message_read(message, "i", &p);
1975 if (r < 0)
1976 return r;
1977
1978 min = sched_get_priority_min(c->cpu_sched_policy);
1979 max = sched_get_priority_max(c->cpu_sched_policy);
1980 if (p < min || p > max)
1981 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid CPU scheduling priority: %i", p);
1982
1983 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1984 c->cpu_sched_priority = p;
1985 c->cpu_sched_set = true;
1986
1987 unit_write_settingf(u, flags, name, "CPUSchedulingPriority=%i", p);
1988 }
1989
1990 return 1;
1991
1992 } else if (streq(name, "IOSchedulingClass")) {
1993 int32_t q;
1994
1995 r = sd_bus_message_read(message, "i", &q);
1996 if (r < 0)
1997 return r;
1998
1999 if (!ioprio_class_is_valid(q))
2000 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling class: %i", q);
2001
2002 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2003 _cleanup_free_ char *s = NULL;
2004
2005 r = ioprio_class_to_string_alloc(q, &s);
2006 if (r < 0)
2007 return r;
2008
2009 c->ioprio = IOPRIO_PRIO_VALUE(q, IOPRIO_PRIO_DATA(c->ioprio));
2010 c->ioprio_set = true;
2011
2012 unit_write_settingf(u, flags, name, "IOSchedulingClass=%s", s);
2013 }
2014
2015 return 1;
2016
2017 } else if (streq(name, "IOSchedulingPriority")) {
2018 int32_t p;
2019
2020 r = sd_bus_message_read(message, "i", &p);
2021 if (r < 0)
2022 return r;
2023
2024 if (!ioprio_priority_is_valid(p))
2025 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling priority: %i", p);
2026
2027 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2028 c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), p);
2029 c->ioprio_set = true;
2030
2031 unit_write_settingf(u, flags, name, "IOSchedulingPriority=%i", p);
2032 }
2033
2034 return 1;
2035
2036 } else if (streq(name, "WorkingDirectory")) {
2037 const char *s;
2038 bool missing_ok;
2039
2040 r = sd_bus_message_read(message, "s", &s);
2041 if (r < 0)
2042 return r;
2043
2044 if (s[0] == '-') {
2045 missing_ok = true;
2046 s++;
2047 } else
2048 missing_ok = false;
2049
2050 if (!isempty(s) && !streq(s, "~") && !path_is_absolute(s))
2051 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'");
2052
2053 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2054 if (streq(s, "~")) {
2055 c->working_directory = mfree(c->working_directory);
2056 c->working_directory_home = true;
2057 } else {
2058 r = free_and_strdup(&c->working_directory, empty_to_null(s));
2059 if (r < 0)
2060 return r;
2061
2062 c->working_directory_home = false;
2063 }
2064
2065 c->working_directory_missing_ok = missing_ok;
2066 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s);
2067 }
2068
2069 return 1;
2070
2071 } else if (STR_IN_SET(name,
2072 "StandardInputFileDescriptorName", "StandardOutputFileDescriptorName", "StandardErrorFileDescriptorName")) {
2073 const char *s;
2074
2075 r = sd_bus_message_read(message, "s", &s);
2076 if (r < 0)
2077 return r;
2078
2079 if (!isempty(s) && !fdname_is_valid(s))
2080 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid file descriptor name");
2081
2082 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2083
2084 if (streq(name, "StandardInputFileDescriptorName")) {
2085 r = free_and_strdup(c->stdio_fdname + STDIN_FILENO, empty_to_null(s));
2086 if (r < 0)
2087 return r;
2088
2089 c->std_input = EXEC_INPUT_NAMED_FD;
2090 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=fd:%s", exec_context_fdname(c, STDIN_FILENO));
2091
2092 } else if (streq(name, "StandardOutputFileDescriptorName")) {
2093 r = free_and_strdup(c->stdio_fdname + STDOUT_FILENO, empty_to_null(s));
2094 if (r < 0)
2095 return r;
2096
2097 c->std_output = EXEC_OUTPUT_NAMED_FD;
2098 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=fd:%s", exec_context_fdname(c, STDOUT_FILENO));
2099
2100 } else {
2101 assert(streq(name, "StandardErrorFileDescriptorName"));
2102
2103 r = free_and_strdup(&c->stdio_fdname[STDERR_FILENO], empty_to_null(s));
2104 if (r < 0)
2105 return r;
2106
2107 c->std_error = EXEC_OUTPUT_NAMED_FD;
2108 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=fd:%s", exec_context_fdname(c, STDERR_FILENO));
2109 }
2110 }
2111
2112 return 1;
2113
2114 } else if (STR_IN_SET(name,
2115 "StandardInputFile",
2116 "StandardOutputFile", "StandardOutputFileToAppend",
2117 "StandardErrorFile", "StandardErrorFileToAppend")) {
2118 const char *s;
2119
2120 r = sd_bus_message_read(message, "s", &s);
2121 if (r < 0)
2122 return r;
2123
2124 if (!isempty(s)) {
2125 if (!path_is_absolute(s))
2126 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute", s);
2127 if (!path_is_normalized(s))
2128 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not normalized", s);
2129 }
2130
2131 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2132
2133 if (streq(name, "StandardInputFile")) {
2134 r = free_and_strdup(&c->stdio_file[STDIN_FILENO], empty_to_null(s));
2135 if (r < 0)
2136 return r;
2137
2138 c->std_input = EXEC_INPUT_FILE;
2139 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=file:%s", s);
2140
2141 } else if (STR_IN_SET(name, "StandardOutputFile", "StandardOutputFileToAppend")) {
2142 r = free_and_strdup(&c->stdio_file[STDOUT_FILENO], empty_to_null(s));
2143 if (r < 0)
2144 return r;
2145
2146 if (streq(name, "StandardOutputFile")) {
2147 c->std_output = EXEC_OUTPUT_FILE;
2148 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=file:%s", s);
2149 } else {
2150 assert(streq(name, "StandardOutputFileToAppend"));
2151 c->std_output = EXEC_OUTPUT_FILE_APPEND;
2152 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=append:%s", s);
2153 }
2154 } else {
2155 assert(STR_IN_SET(name, "StandardErrorFile", "StandardErrorFileToAppend"));
2156
2157 r = free_and_strdup(&c->stdio_file[STDERR_FILENO], empty_to_null(s));
2158 if (r < 0)
2159 return r;
2160
2161 if (streq(name, "StandardErrorFile")) {
2162 c->std_error = EXEC_OUTPUT_FILE;
2163 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=file:%s", s);
2164 } else {
2165 assert(streq(name, "StandardErrorFileToAppend"));
2166 c->std_error = EXEC_OUTPUT_FILE_APPEND;
2167 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=append:%s", s);
2168 }
2169 }
2170 }
2171
2172 return 1;
2173
2174 } else if (streq(name, "StandardInputData")) {
2175 const void *p;
2176 size_t sz;
2177
2178 r = sd_bus_message_read_array(message, 'y', &p, &sz);
2179 if (r < 0)
2180 return r;
2181
2182 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2183 _cleanup_free_ char *encoded = NULL;
2184
2185 if (sz == 0) {
2186 c->stdin_data = mfree(c->stdin_data);
2187 c->stdin_data_size = 0;
2188
2189 unit_write_settingf(u, flags, name, "StandardInputData=");
2190 } else {
2191 void *q;
2192 ssize_t n;
2193
2194 if (c->stdin_data_size + sz < c->stdin_data_size || /* check for overflow */
2195 c->stdin_data_size + sz > EXEC_STDIN_DATA_MAX)
2196 return -E2BIG;
2197
2198 n = base64mem(p, sz, &encoded);
2199 if (n < 0)
2200 return (int) n;
2201
2202 q = realloc(c->stdin_data, c->stdin_data_size + sz);
2203 if (!q)
2204 return -ENOMEM;
2205
2206 memcpy((uint8_t*) q + c->stdin_data_size, p, sz);
2207
2208 c->stdin_data = q;
2209 c->stdin_data_size += sz;
2210
2211 unit_write_settingf(u, flags, name, "StandardInputData=%s", encoded);
2212 }
2213 }
2214
2215 return 1;
2216
2217 } else if (streq(name, "Environment")) {
2218
2219 _cleanup_strv_free_ char **l = NULL;
2220
2221 r = sd_bus_message_read_strv(message, &l);
2222 if (r < 0)
2223 return r;
2224
2225 if (!strv_env_is_valid(l))
2226 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block.");
2227
2228 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2229 if (strv_isempty(l)) {
2230 c->environment = strv_free(c->environment);
2231 unit_write_setting(u, flags, name, "Environment=");
2232 } else {
2233 _cleanup_free_ char *joined = NULL;
2234 char **e;
2235
2236 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C);
2237 if (!joined)
2238 return -ENOMEM;
2239
2240 e = strv_env_merge(2, c->environment, l);
2241 if (!e)
2242 return -ENOMEM;
2243
2244 strv_free_and_replace(c->environment, e);
2245 unit_write_settingf(u, flags, name, "Environment=%s", joined);
2246 }
2247 }
2248
2249 return 1;
2250
2251 } else if (streq(name, "UnsetEnvironment")) {
2252
2253 _cleanup_strv_free_ char **l = NULL;
2254
2255 r = sd_bus_message_read_strv(message, &l);
2256 if (r < 0)
2257 return r;
2258
2259 if (!strv_env_name_or_assignment_is_valid(l))
2260 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid UnsetEnvironment= list.");
2261
2262 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2263 if (strv_isempty(l)) {
2264 c->unset_environment = strv_free(c->unset_environment);
2265 unit_write_setting(u, flags, name, "UnsetEnvironment=");
2266 } else {
2267 _cleanup_free_ char *joined = NULL;
2268 char **e;
2269
2270 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C);
2271 if (!joined)
2272 return -ENOMEM;
2273
2274 e = strv_env_merge(2, c->unset_environment, l);
2275 if (!e)
2276 return -ENOMEM;
2277
2278 strv_free_and_replace(c->unset_environment, e);
2279 unit_write_settingf(u, flags, name, "UnsetEnvironment=%s", joined);
2280 }
2281 }
2282
2283 return 1;
2284
2285 } else if (streq(name, "OOMScoreAdjust")) {
2286 int oa;
2287
2288 r = sd_bus_message_read(message, "i", &oa);
2289 if (r < 0)
2290 return r;
2291
2292 if (!oom_score_adjust_is_valid(oa))
2293 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range");
2294
2295 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2296 c->oom_score_adjust = oa;
2297 c->oom_score_adjust_set = true;
2298 unit_write_settingf(u, flags, name, "OOMScoreAdjust=%i", oa);
2299 }
2300
2301 return 1;
2302
2303 } else if (streq(name, "CoredumpFilter")) {
2304 uint64_t f;
2305
2306 r = sd_bus_message_read(message, "t", &f);
2307 if (r < 0)
2308 return r;
2309
2310 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2311 c->coredump_filter = f;
2312 c->coredump_filter_set = true;
2313 unit_write_settingf(u, flags, name, "CoredumpFilter=0x%"PRIx64, f);
2314 }
2315
2316 return 1;
2317
2318 } else if (streq(name, "EnvironmentFiles")) {
2319
2320 _cleanup_free_ char *joined = NULL;
2321 _cleanup_fclose_ FILE *f = NULL;
2322 _cleanup_strv_free_ char **l = NULL;
2323 size_t size = 0;
2324 char **i;
2325
2326 r = sd_bus_message_enter_container(message, 'a', "(sb)");
2327 if (r < 0)
2328 return r;
2329
2330 f = open_memstream_unlocked(&joined, &size);
2331 if (!f)
2332 return -ENOMEM;
2333
2334 fputs("EnvironmentFile=\n", f);
2335
2336 STRV_FOREACH(i, c->environment_files) {
2337 _cleanup_free_ char *q = NULL;
2338
2339 q = specifier_escape(*i);
2340 if (!q)
2341 return -ENOMEM;
2342
2343 fprintf(f, "EnvironmentFile=%s\n", q);
2344 }
2345
2346 while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) {
2347 const char *path;
2348 int b;
2349
2350 r = sd_bus_message_read(message, "sb", &path, &b);
2351 if (r < 0)
2352 return r;
2353
2354 r = sd_bus_message_exit_container(message);
2355 if (r < 0)
2356 return r;
2357
2358 if (!path_is_absolute(path))
2359 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path);
2360
2361 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2362 _cleanup_free_ char *q = NULL, *buf = NULL;
2363
2364 buf = strjoin(b ? "-" : "", path);
2365 if (!buf)
2366 return -ENOMEM;
2367
2368 q = specifier_escape(buf);
2369 if (!q)
2370 return -ENOMEM;
2371
2372 fprintf(f, "EnvironmentFile=%s\n", q);
2373
2374 r = strv_consume(&l, TAKE_PTR(buf));
2375 if (r < 0)
2376 return r;
2377 }
2378 }
2379 if (r < 0)
2380 return r;
2381
2382 r = sd_bus_message_exit_container(message);
2383 if (r < 0)
2384 return r;
2385
2386 r = fflush_and_check(f);
2387 if (r < 0)
2388 return r;
2389
2390 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2391 if (strv_isempty(l)) {
2392 c->environment_files = strv_free(c->environment_files);
2393 unit_write_setting(u, flags, name, "EnvironmentFile=");
2394 } else {
2395 r = strv_extend_strv(&c->environment_files, l, true);
2396 if (r < 0)
2397 return r;
2398
2399 unit_write_setting(u, flags, name, joined);
2400 }
2401 }
2402
2403 return 1;
2404
2405 } else if (streq(name, "PassEnvironment")) {
2406
2407 _cleanup_strv_free_ char **l = NULL;
2408
2409 r = sd_bus_message_read_strv(message, &l);
2410 if (r < 0)
2411 return r;
2412
2413 if (!strv_env_name_is_valid(l))
2414 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment= block.");
2415
2416 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2417 if (strv_isempty(l)) {
2418 c->pass_environment = strv_free(c->pass_environment);
2419 unit_write_setting(u, flags, name, "PassEnvironment=");
2420 } else {
2421 _cleanup_free_ char *joined = NULL;
2422
2423 r = strv_extend_strv(&c->pass_environment, l, true);
2424 if (r < 0)
2425 return r;
2426
2427 /* We write just the new settings out to file, with unresolved specifiers. */
2428 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
2429 if (!joined)
2430 return -ENOMEM;
2431
2432 unit_write_settingf(u, flags, name, "PassEnvironment=%s", joined);
2433 }
2434 }
2435
2436 return 1;
2437
2438 } else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories",
2439 "ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths")) {
2440 _cleanup_strv_free_ char **l = NULL;
2441 char ***dirs;
2442 char **p;
2443
2444 r = sd_bus_message_read_strv(message, &l);
2445 if (r < 0)
2446 return r;
2447
2448 STRV_FOREACH(p, l) {
2449 char *i = *p;
2450 size_t offset;
2451
2452 offset = i[0] == '-';
2453 offset += i[offset] == '+';
2454 if (!path_is_absolute(i + offset))
2455 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
2456
2457 path_simplify(i + offset, false);
2458 }
2459
2460 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2461 if (STR_IN_SET(name, "ReadWriteDirectories", "ReadWritePaths"))
2462 dirs = &c->read_write_paths;
2463 else if (STR_IN_SET(name, "ReadOnlyDirectories", "ReadOnlyPaths"))
2464 dirs = &c->read_only_paths;
2465 else /* "InaccessiblePaths" */
2466 dirs = &c->inaccessible_paths;
2467
2468 if (strv_isempty(l)) {
2469 *dirs = strv_free(*dirs);
2470 unit_write_settingf(u, flags, name, "%s=", name);
2471 } else {
2472 _cleanup_free_ char *joined = NULL;
2473
2474 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
2475 if (!joined)
2476 return -ENOMEM;
2477
2478 r = strv_extend_strv(dirs, l, true);
2479 if (r < 0)
2480 return -ENOMEM;
2481
2482 unit_write_settingf(u, flags, name, "%s=%s", name, joined);
2483 }
2484 }
2485
2486 return 1;
2487
2488 } else if (STR_IN_SET(name, "RuntimeDirectory", "StateDirectory", "CacheDirectory", "LogsDirectory", "ConfigurationDirectory")) {
2489 _cleanup_strv_free_ char **l = NULL;
2490 char **p;
2491
2492 r = sd_bus_message_read_strv(message, &l);
2493 if (r < 0)
2494 return r;
2495
2496 STRV_FOREACH(p, l) {
2497 if (!path_is_normalized(*p))
2498 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path is not normalized: %s", name, *p);
2499
2500 if (path_is_absolute(*p))
2501 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path is absolute: %s", name, *p);
2502
2503 if (path_startswith(*p, "private"))
2504 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path can't be 'private': %s", name, *p);
2505 }
2506
2507 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2508 ExecDirectoryType i;
2509 ExecDirectory *d;
2510
2511 assert_se((i = exec_directory_type_from_string(name)) >= 0);
2512 d = c->directories + i;
2513
2514 if (strv_isempty(l)) {
2515 d->paths = strv_free(d->paths);
2516 unit_write_settingf(u, flags, name, "%s=", name);
2517 } else {
2518 _cleanup_free_ char *joined = NULL;
2519
2520 r = strv_extend_strv(&d->paths, l, true);
2521 if (r < 0)
2522 return r;
2523
2524 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
2525 if (!joined)
2526 return -ENOMEM;
2527
2528 unit_write_settingf(u, flags, name, "%s=%s", name, joined);
2529 }
2530 }
2531
2532 return 1;
2533
2534 } else if (STR_IN_SET(name, "AppArmorProfile", "SmackProcessLabel")) {
2535 int ignore;
2536 const char *s;
2537
2538 r = sd_bus_message_read(message, "(bs)", &ignore, &s);
2539 if (r < 0)
2540 return r;
2541
2542 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2543 char **p;
2544 bool *b;
2545
2546 if (streq(name, "AppArmorProfile")) {
2547 p = &c->apparmor_profile;
2548 b = &c->apparmor_profile_ignore;
2549 } else { /* "SmackProcessLabel" */
2550 p = &c->smack_process_label;
2551 b = &c->smack_process_label_ignore;
2552 }
2553
2554 if (isempty(s)) {
2555 *p = mfree(*p);
2556 *b = false;
2557 } else {
2558 if (free_and_strdup(p, s) < 0)
2559 return -ENOMEM;
2560 *b = ignore;
2561 }
2562
2563 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s%s", name, ignore ? "-" : "", strempty(s));
2564 }
2565
2566 return 1;
2567
2568 } else if (STR_IN_SET(name, "BindPaths", "BindReadOnlyPaths")) {
2569 char *source, *destination;
2570 int ignore_enoent;
2571 uint64_t mount_flags;
2572 bool empty = true;
2573
2574 r = sd_bus_message_enter_container(message, 'a', "(ssbt)");
2575 if (r < 0)
2576 return r;
2577
2578 while ((r = sd_bus_message_read(message, "(ssbt)", &source, &destination, &ignore_enoent, &mount_flags)) > 0) {
2579
2580 if (!path_is_absolute(source))
2581 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Source path %s is not absolute.", source);
2582 if (!path_is_absolute(destination))
2583 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Destination path %s is not absolute.", destination);
2584 if (!IN_SET(mount_flags, 0, MS_REC))
2585 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mount flags.");
2586
2587 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2588 r = bind_mount_add(&c->bind_mounts, &c->n_bind_mounts,
2589 &(BindMount) {
2590 .source = source,
2591 .destination = destination,
2592 .read_only = !!strstr(name, "ReadOnly"),
2593 .recursive = !!(mount_flags & MS_REC),
2594 .ignore_enoent = ignore_enoent,
2595 });
2596 if (r < 0)
2597 return r;
2598
2599 unit_write_settingf(
2600 u, flags|UNIT_ESCAPE_SPECIFIERS, name,
2601 "%s=%s%s:%s:%s",
2602 name,
2603 ignore_enoent ? "-" : "",
2604 source,
2605 destination,
2606 (mount_flags & MS_REC) ? "rbind" : "norbind");
2607 }
2608
2609 empty = false;
2610 }
2611 if (r < 0)
2612 return r;
2613
2614 r = sd_bus_message_exit_container(message);
2615 if (r < 0)
2616 return r;
2617
2618 if (empty) {
2619 bind_mount_free_many(c->bind_mounts, c->n_bind_mounts);
2620 c->bind_mounts = NULL;
2621 c->n_bind_mounts = 0;
2622
2623 unit_write_settingf(u, flags, name, "%s=", name);
2624 }
2625
2626 return 1;
2627
2628 } else if (streq(name, "TemporaryFileSystem")) {
2629 const char *path, *options;
2630 bool empty = true;
2631
2632 r = sd_bus_message_enter_container(message, 'a', "(ss)");
2633 if (r < 0)
2634 return r;
2635
2636 while ((r = sd_bus_message_read(message, "(ss)", &path, &options)) > 0) {
2637
2638 if (!path_is_absolute(path))
2639 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Mount point %s is not absolute.", path);
2640
2641 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2642 r = temporary_filesystem_add(&c->temporary_filesystems, &c->n_temporary_filesystems, path, options);
2643 if (r < 0)
2644 return r;
2645
2646 unit_write_settingf(
2647 u, flags|UNIT_ESCAPE_SPECIFIERS, name,
2648 "%s=%s:%s",
2649 name,
2650 path,
2651 options);
2652 }
2653
2654 empty = false;
2655 }
2656 if (r < 0)
2657 return r;
2658
2659 r = sd_bus_message_exit_container(message);
2660 if (r < 0)
2661 return r;
2662
2663 if (empty) {
2664 temporary_filesystem_free_many(c->temporary_filesystems, c->n_temporary_filesystems);
2665 c->temporary_filesystems = NULL;
2666 c->n_temporary_filesystems = 0;
2667
2668 unit_write_settingf(u, flags, name, "%s=", name);
2669 }
2670
2671 return 1;
2672
2673 } else if ((suffix = startswith(name, "Limit"))) {
2674 const char *soft = NULL;
2675 int ri;
2676
2677 ri = rlimit_from_string(suffix);
2678 if (ri < 0) {
2679 soft = endswith(suffix, "Soft");
2680 if (soft) {
2681 const char *n;
2682
2683 n = strndupa(suffix, soft - suffix);
2684 ri = rlimit_from_string(n);
2685 if (ri >= 0)
2686 name = strjoina("Limit", n);
2687 }
2688 }
2689
2690 if (ri >= 0) {
2691 uint64_t rl;
2692 rlim_t x;
2693
2694 r = sd_bus_message_read(message, "t", &rl);
2695 if (r < 0)
2696 return r;
2697
2698 if (rl == (uint64_t) -1)
2699 x = RLIM_INFINITY;
2700 else {
2701 x = (rlim_t) rl;
2702
2703 if ((uint64_t) x != rl)
2704 return -ERANGE;
2705 }
2706
2707 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2708 _cleanup_free_ char *f = NULL;
2709 struct rlimit nl;
2710
2711 if (c->rlimit[ri]) {
2712 nl = *c->rlimit[ri];
2713
2714 if (soft)
2715 nl.rlim_cur = x;
2716 else
2717 nl.rlim_max = x;
2718 } else
2719 /* When the resource limit is not initialized yet, then assign the value to both fields */
2720 nl = (struct rlimit) {
2721 .rlim_cur = x,
2722 .rlim_max = x,
2723 };
2724
2725 r = rlimit_format(&nl, &f);
2726 if (r < 0)
2727 return r;
2728
2729 if (c->rlimit[ri])
2730 *c->rlimit[ri] = nl;
2731 else {
2732 c->rlimit[ri] = newdup(struct rlimit, &nl, 1);
2733 if (!c->rlimit[ri])
2734 return -ENOMEM;
2735 }
2736
2737 unit_write_settingf(u, flags, name, "%s=%s", name, f);
2738 }
2739
2740 return 1;
2741 }
2742
2743 }
2744
2745 return 0;
2746 }
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