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[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 const sd_bus_vtable bus_exec_vtable[] = {
750 SD_BUS_VTABLE_START(0),
751 SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST),
752 SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST),
753 SD_BUS_PROPERTY("PassEnvironment", "as", NULL, offsetof(ExecContext, pass_environment), SD_BUS_VTABLE_PROPERTY_CONST),
754 SD_BUS_PROPERTY("UnsetEnvironment", "as", NULL, offsetof(ExecContext, unset_environment), SD_BUS_VTABLE_PROPERTY_CONST),
755 SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST),
756 SD_BUS_PROPERTY("LimitCPU", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
757 SD_BUS_PROPERTY("LimitCPUSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST),
758 SD_BUS_PROPERTY("LimitFSIZE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
759 SD_BUS_PROPERTY("LimitFSIZESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST),
760 SD_BUS_PROPERTY("LimitDATA", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
761 SD_BUS_PROPERTY("LimitDATASoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST),
762 SD_BUS_PROPERTY("LimitSTACK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
763 SD_BUS_PROPERTY("LimitSTACKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST),
764 SD_BUS_PROPERTY("LimitCORE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
765 SD_BUS_PROPERTY("LimitCORESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST),
766 SD_BUS_PROPERTY("LimitRSS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
767 SD_BUS_PROPERTY("LimitRSSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST),
768 SD_BUS_PROPERTY("LimitNOFILE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
769 SD_BUS_PROPERTY("LimitNOFILESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST),
770 SD_BUS_PROPERTY("LimitAS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
771 SD_BUS_PROPERTY("LimitASSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST),
772 SD_BUS_PROPERTY("LimitNPROC", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
773 SD_BUS_PROPERTY("LimitNPROCSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST),
774 SD_BUS_PROPERTY("LimitMEMLOCK", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
775 SD_BUS_PROPERTY("LimitMEMLOCKSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST),
776 SD_BUS_PROPERTY("LimitLOCKS", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
777 SD_BUS_PROPERTY("LimitLOCKSSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST),
778 SD_BUS_PROPERTY("LimitSIGPENDING", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
779 SD_BUS_PROPERTY("LimitSIGPENDINGSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST),
780 SD_BUS_PROPERTY("LimitMSGQUEUE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
781 SD_BUS_PROPERTY("LimitMSGQUEUESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST),
782 SD_BUS_PROPERTY("LimitNICE", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
783 SD_BUS_PROPERTY("LimitNICESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST),
784 SD_BUS_PROPERTY("LimitRTPRIO", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
785 SD_BUS_PROPERTY("LimitRTPRIOSoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST),
786 SD_BUS_PROPERTY("LimitRTTIME", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
787 SD_BUS_PROPERTY("LimitRTTIMESoft", "t", bus_property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST),
788 SD_BUS_PROPERTY("WorkingDirectory", "s", property_get_working_directory, 0, SD_BUS_VTABLE_PROPERTY_CONST),
789 SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST),
790 SD_BUS_PROPERTY("RootImage", "s", NULL, offsetof(ExecContext, root_image), SD_BUS_VTABLE_PROPERTY_CONST),
791 SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST),
792 SD_BUS_PROPERTY("CoredumpFilter", "t", property_get_coredump_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
793 SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST),
794 SD_BUS_PROPERTY("IOSchedulingClass", "i", property_get_ioprio_class, 0, SD_BUS_VTABLE_PROPERTY_CONST),
795 SD_BUS_PROPERTY("IOSchedulingPriority", "i", property_get_ioprio_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
796 SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
797 SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST),
798 SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST),
799 SD_BUS_PROPERTY("CPUAffinityFromNUMA", "b", property_get_cpu_affinity_from_numa, 0, SD_BUS_VTABLE_PROPERTY_CONST),
800 SD_BUS_PROPERTY("NUMAPolicy", "i", property_get_numa_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST),
801 SD_BUS_PROPERTY("NUMAMask", "ay", property_get_numa_mask, 0, SD_BUS_VTABLE_PROPERTY_CONST),
802 SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST),
803 SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST),
804 SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST),
805 SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST),
806 SD_BUS_PROPERTY("StandardInputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
807 SD_BUS_PROPERTY("StandardInputData", "ay", property_get_input_data, 0, SD_BUS_VTABLE_PROPERTY_CONST),
808 SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST),
809 SD_BUS_PROPERTY("StandardOutputFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
810 SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST),
811 SD_BUS_PROPERTY("StandardErrorFileDescriptorName", "s", property_get_stdio_fdname, 0, SD_BUS_VTABLE_PROPERTY_CONST),
812 SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST),
813 SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST),
814 SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST),
815 SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST),
816 SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
817 SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST),
818 SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST),
819 SD_BUS_PROPERTY("SyslogLevel", "i", property_get_syslog_level, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
820 SD_BUS_PROPERTY("SyslogFacility", "i", property_get_syslog_facility, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST),
821 SD_BUS_PROPERTY("LogLevelMax", "i", bus_property_get_int, offsetof(ExecContext, log_level_max), SD_BUS_VTABLE_PROPERTY_CONST),
822 SD_BUS_PROPERTY("LogRateLimitIntervalUSec", "t", bus_property_get_usec, offsetof(ExecContext, log_ratelimit_interval_usec), SD_BUS_VTABLE_PROPERTY_CONST),
823 SD_BUS_PROPERTY("LogRateLimitBurst", "u", bus_property_get_unsigned, offsetof(ExecContext, log_ratelimit_burst), SD_BUS_VTABLE_PROPERTY_CONST),
824 SD_BUS_PROPERTY("LogExtraFields", "aay", property_get_log_extra_fields, 0, SD_BUS_VTABLE_PROPERTY_CONST),
825 SD_BUS_PROPERTY("LogNamespace", "s", NULL, offsetof(ExecContext, log_namespace), SD_BUS_VTABLE_PROPERTY_CONST),
826 SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST),
827 SD_BUS_PROPERTY("CapabilityBoundingSet", "t", NULL, offsetof(ExecContext, capability_bounding_set), SD_BUS_VTABLE_PROPERTY_CONST),
828 SD_BUS_PROPERTY("AmbientCapabilities", "t", NULL, offsetof(ExecContext, capability_ambient_set), SD_BUS_VTABLE_PROPERTY_CONST),
829 SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST),
830 SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST),
831 SD_BUS_PROPERTY("DynamicUser", "b", bus_property_get_bool, offsetof(ExecContext, dynamic_user), SD_BUS_VTABLE_PROPERTY_CONST),
832 SD_BUS_PROPERTY("RemoveIPC", "b", bus_property_get_bool, offsetof(ExecContext, remove_ipc), SD_BUS_VTABLE_PROPERTY_CONST),
833 SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST),
834 SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST),
835 SD_BUS_PROPERTY("ReadWritePaths", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST),
836 SD_BUS_PROPERTY("ReadOnlyPaths", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST),
837 SD_BUS_PROPERTY("InaccessiblePaths", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST),
838 SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST),
839 SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST),
840 SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST),
841 SD_BUS_PROPERTY("ProtectClock", "b", bus_property_get_bool, offsetof(ExecContext, protect_clock), SD_BUS_VTABLE_PROPERTY_CONST),
842 SD_BUS_PROPERTY("ProtectKernelTunables", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_tunables), SD_BUS_VTABLE_PROPERTY_CONST),
843 SD_BUS_PROPERTY("ProtectKernelModules", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_modules), SD_BUS_VTABLE_PROPERTY_CONST),
844 SD_BUS_PROPERTY("ProtectKernelLogs", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_logs), SD_BUS_VTABLE_PROPERTY_CONST),
845 SD_BUS_PROPERTY("ProtectControlGroups", "b", bus_property_get_bool, offsetof(ExecContext, protect_control_groups), SD_BUS_VTABLE_PROPERTY_CONST),
846 SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST),
847 SD_BUS_PROPERTY("PrivateUsers", "b", bus_property_get_bool, offsetof(ExecContext, private_users), SD_BUS_VTABLE_PROPERTY_CONST),
848 SD_BUS_PROPERTY("PrivateMounts", "b", bus_property_get_bool, offsetof(ExecContext, private_mounts), SD_BUS_VTABLE_PROPERTY_CONST),
849 SD_BUS_PROPERTY("ProtectHome", "s", property_get_protect_home, offsetof(ExecContext, protect_home), SD_BUS_VTABLE_PROPERTY_CONST),
850 SD_BUS_PROPERTY("ProtectSystem", "s", property_get_protect_system, offsetof(ExecContext, protect_system), SD_BUS_VTABLE_PROPERTY_CONST),
851 SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST),
852 SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST),
853 SD_BUS_PROPERTY("UtmpMode", "s", property_get_exec_utmp_mode, offsetof(ExecContext, utmp_mode), SD_BUS_VTABLE_PROPERTY_CONST),
854 SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST),
855 SD_BUS_PROPERTY("AppArmorProfile", "(bs)", property_get_apparmor_profile, 0, SD_BUS_VTABLE_PROPERTY_CONST),
856 SD_BUS_PROPERTY("SmackProcessLabel", "(bs)", property_get_smack_process_label, 0, SD_BUS_VTABLE_PROPERTY_CONST),
857 SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST),
858 SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST),
859 SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST),
860 SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST),
861 SD_BUS_PROPERTY("SystemCallErrorNumber", "i", bus_property_get_int, offsetof(ExecContext, syscall_errno), SD_BUS_VTABLE_PROPERTY_CONST),
862 SD_BUS_PROPERTY("Personality", "s", property_get_personality, offsetof(ExecContext, personality), SD_BUS_VTABLE_PROPERTY_CONST),
863 SD_BUS_PROPERTY("LockPersonality", "b", bus_property_get_bool, offsetof(ExecContext, lock_personality), SD_BUS_VTABLE_PROPERTY_CONST),
864 SD_BUS_PROPERTY("RestrictAddressFamilies", "(bas)", property_get_address_families, 0, SD_BUS_VTABLE_PROPERTY_CONST),
865 SD_BUS_PROPERTY("RuntimeDirectoryPreserve", "s", property_get_exec_preserve_mode, offsetof(ExecContext, runtime_directory_preserve_mode), SD_BUS_VTABLE_PROPERTY_CONST),
866 SD_BUS_PROPERTY("RuntimeDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].mode), SD_BUS_VTABLE_PROPERTY_CONST),
867 SD_BUS_PROPERTY("RuntimeDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_RUNTIME].paths), SD_BUS_VTABLE_PROPERTY_CONST),
868 SD_BUS_PROPERTY("StateDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].mode), SD_BUS_VTABLE_PROPERTY_CONST),
869 SD_BUS_PROPERTY("StateDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_STATE].paths), SD_BUS_VTABLE_PROPERTY_CONST),
870 SD_BUS_PROPERTY("CacheDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].mode), SD_BUS_VTABLE_PROPERTY_CONST),
871 SD_BUS_PROPERTY("CacheDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CACHE].paths), SD_BUS_VTABLE_PROPERTY_CONST),
872 SD_BUS_PROPERTY("LogsDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].mode), SD_BUS_VTABLE_PROPERTY_CONST),
873 SD_BUS_PROPERTY("LogsDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_LOGS].paths), SD_BUS_VTABLE_PROPERTY_CONST),
874 SD_BUS_PROPERTY("ConfigurationDirectoryMode", "u", bus_property_get_mode, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].mode), SD_BUS_VTABLE_PROPERTY_CONST),
875 SD_BUS_PROPERTY("ConfigurationDirectory", "as", NULL, offsetof(ExecContext, directories[EXEC_DIRECTORY_CONFIGURATION].paths), SD_BUS_VTABLE_PROPERTY_CONST),
876 SD_BUS_PROPERTY("TimeoutCleanUSec", "t", bus_property_get_usec, offsetof(ExecContext, timeout_clean_usec), SD_BUS_VTABLE_PROPERTY_CONST),
877 SD_BUS_PROPERTY("MemoryDenyWriteExecute", "b", bus_property_get_bool, offsetof(ExecContext, memory_deny_write_execute), SD_BUS_VTABLE_PROPERTY_CONST),
878 SD_BUS_PROPERTY("RestrictRealtime", "b", bus_property_get_bool, offsetof(ExecContext, restrict_realtime), SD_BUS_VTABLE_PROPERTY_CONST),
879 SD_BUS_PROPERTY("RestrictSUIDSGID", "b", bus_property_get_bool, offsetof(ExecContext, restrict_suid_sgid), SD_BUS_VTABLE_PROPERTY_CONST),
880 SD_BUS_PROPERTY("RestrictNamespaces", "t", bus_property_get_ulong, offsetof(ExecContext, restrict_namespaces), SD_BUS_VTABLE_PROPERTY_CONST),
881 SD_BUS_PROPERTY("BindPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
882 SD_BUS_PROPERTY("BindReadOnlyPaths", "a(ssbt)", property_get_bind_paths, 0, SD_BUS_VTABLE_PROPERTY_CONST),
883 SD_BUS_PROPERTY("TemporaryFileSystem", "a(ss)", property_get_temporary_filesystems, 0, SD_BUS_VTABLE_PROPERTY_CONST),
884 SD_BUS_PROPERTY("MountAPIVFS", "b", bus_property_get_bool, offsetof(ExecContext, mount_apivfs), SD_BUS_VTABLE_PROPERTY_CONST),
885 SD_BUS_PROPERTY("KeyringMode", "s", property_get_exec_keyring_mode, offsetof(ExecContext, keyring_mode), SD_BUS_VTABLE_PROPERTY_CONST),
886 SD_BUS_PROPERTY("ProtectHostname", "b", bus_property_get_bool, offsetof(ExecContext, protect_hostname), SD_BUS_VTABLE_PROPERTY_CONST),
887 SD_BUS_PROPERTY("NetworkNamespacePath", "s", NULL, offsetof(ExecContext, network_namespace_path), SD_BUS_VTABLE_PROPERTY_CONST),
888
889 /* Obsolete/redundant properties: */
890 SD_BUS_PROPERTY("Capabilities", "s", property_get_empty_string, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
891 SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
892 SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
893 SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_paths), SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
894 SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_HIDDEN),
895
896 SD_BUS_VTABLE_END
897 };
898
899 static int append_exec_command(sd_bus_message *reply, ExecCommand *c) {
900 int r;
901
902 assert(reply);
903 assert(c);
904
905 if (!c->path)
906 return 0;
907
908 r = sd_bus_message_open_container(reply, 'r', "sasbttttuii");
909 if (r < 0)
910 return r;
911
912 r = sd_bus_message_append(reply, "s", c->path);
913 if (r < 0)
914 return r;
915
916 r = sd_bus_message_append_strv(reply, c->argv);
917 if (r < 0)
918 return r;
919
920 r = sd_bus_message_append(reply, "bttttuii",
921 !!(c->flags & EXEC_COMMAND_IGNORE_FAILURE),
922 c->exec_status.start_timestamp.realtime,
923 c->exec_status.start_timestamp.monotonic,
924 c->exec_status.exit_timestamp.realtime,
925 c->exec_status.exit_timestamp.monotonic,
926 (uint32_t) c->exec_status.pid,
927 (int32_t) c->exec_status.code,
928 (int32_t) c->exec_status.status);
929 if (r < 0)
930 return r;
931
932 return sd_bus_message_close_container(reply);
933 }
934
935 static int append_exec_ex_command(sd_bus_message *reply, ExecCommand *c) {
936 _cleanup_strv_free_ char **ex_opts = NULL;
937 int r;
938
939 assert(reply);
940 assert(c);
941
942 if (!c->path)
943 return 0;
944
945 r = sd_bus_message_open_container(reply, 'r', "sasasttttuii");
946 if (r < 0)
947 return r;
948
949 r = sd_bus_message_append(reply, "s", c->path);
950 if (r < 0)
951 return r;
952
953 r = sd_bus_message_append_strv(reply, c->argv);
954 if (r < 0)
955 return r;
956
957 r = exec_command_flags_to_strv(c->flags, &ex_opts);
958 if (r < 0)
959 return r;
960
961 r = sd_bus_message_append_strv(reply, ex_opts);
962 if (r < 0)
963 return r;
964
965 r = sd_bus_message_append(reply, "ttttuii",
966 c->exec_status.start_timestamp.realtime,
967 c->exec_status.start_timestamp.monotonic,
968 c->exec_status.exit_timestamp.realtime,
969 c->exec_status.exit_timestamp.monotonic,
970 (uint32_t) c->exec_status.pid,
971 (int32_t) c->exec_status.code,
972 (int32_t) c->exec_status.status);
973 if (r < 0)
974 return r;
975
976 return sd_bus_message_close_container(reply);
977 }
978
979 int bus_property_get_exec_command(
980 sd_bus *bus,
981 const char *path,
982 const char *interface,
983 const char *property,
984 sd_bus_message *reply,
985 void *userdata,
986 sd_bus_error *ret_error) {
987
988 ExecCommand *c = (ExecCommand*) userdata;
989 int r;
990
991 assert(bus);
992 assert(reply);
993
994 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
995 if (r < 0)
996 return r;
997
998 r = append_exec_command(reply, c);
999 if (r < 0)
1000 return r;
1001
1002 return sd_bus_message_close_container(reply);
1003 }
1004
1005 int bus_property_get_exec_command_list(
1006 sd_bus *bus,
1007 const char *path,
1008 const char *interface,
1009 const char *property,
1010 sd_bus_message *reply,
1011 void *userdata,
1012 sd_bus_error *ret_error) {
1013
1014 ExecCommand *c = *(ExecCommand**) userdata;
1015 int r;
1016
1017 assert(bus);
1018 assert(reply);
1019
1020 r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)");
1021 if (r < 0)
1022 return r;
1023
1024 LIST_FOREACH(command, c, c) {
1025 r = append_exec_command(reply, c);
1026 if (r < 0)
1027 return r;
1028 }
1029
1030 return sd_bus_message_close_container(reply);
1031 }
1032
1033 int bus_property_get_exec_ex_command_list(
1034 sd_bus *bus,
1035 const char *path,
1036 const char *interface,
1037 const char *property,
1038 sd_bus_message *reply,
1039 void *userdata,
1040 sd_bus_error *ret_error) {
1041
1042 ExecCommand *c, *exec_command = *(ExecCommand**) userdata;
1043 int r;
1044
1045 assert(bus);
1046 assert(reply);
1047
1048 r = sd_bus_message_open_container(reply, 'a', "(sasasttttuii)");
1049 if (r < 0)
1050 return r;
1051
1052 LIST_FOREACH(command, c, exec_command) {
1053 r = append_exec_ex_command(reply, c);
1054 if (r < 0)
1055 return r;
1056 }
1057
1058 return sd_bus_message_close_container(reply);
1059 }
1060
1061 static char *exec_command_flags_to_exec_chars(ExecCommandFlags flags) {
1062 return strjoin(FLAGS_SET(flags, EXEC_COMMAND_IGNORE_FAILURE) ? "-" : "",
1063 FLAGS_SET(flags, EXEC_COMMAND_NO_ENV_EXPAND) ? ":" : "",
1064 FLAGS_SET(flags, EXEC_COMMAND_FULLY_PRIVILEGED) ? "+" : "",
1065 FLAGS_SET(flags, EXEC_COMMAND_NO_SETUID) ? "!" : "",
1066 FLAGS_SET(flags, EXEC_COMMAND_AMBIENT_MAGIC) ? "!!" : "");
1067 }
1068
1069 int bus_set_transient_exec_command(
1070 Unit *u,
1071 const char *name,
1072 ExecCommand **exec_command,
1073 sd_bus_message *message,
1074 UnitWriteFlags flags,
1075 sd_bus_error *error) {
1076 bool is_ex_prop = endswith(name, "Ex");
1077 unsigned n = 0;
1078 int r;
1079
1080 r = sd_bus_message_enter_container(message, 'a', is_ex_prop ? "(sasas)" : "(sasb)");
1081 if (r < 0)
1082 return r;
1083
1084 while ((r = sd_bus_message_enter_container(message, 'r', is_ex_prop ? "sasas" : "sasb")) > 0) {
1085 _cleanup_strv_free_ char **argv = NULL, **ex_opts = NULL;
1086 const char *path;
1087 int b;
1088
1089 r = sd_bus_message_read(message, "s", &path);
1090 if (r < 0)
1091 return r;
1092
1093 if (!path_is_absolute(path))
1094 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path);
1095
1096 r = sd_bus_message_read_strv(message, &argv);
1097 if (r < 0)
1098 return r;
1099
1100 r = is_ex_prop ? sd_bus_message_read_strv(message, &ex_opts) : sd_bus_message_read(message, "b", &b);
1101 if (r < 0)
1102 return r;
1103
1104 r = sd_bus_message_exit_container(message);
1105 if (r < 0)
1106 return r;
1107
1108 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1109 ExecCommand *c;
1110
1111 c = new0(ExecCommand, 1);
1112 if (!c)
1113 return -ENOMEM;
1114
1115 c->path = strdup(path);
1116 if (!c->path) {
1117 free(c);
1118 return -ENOMEM;
1119 }
1120
1121 c->argv = TAKE_PTR(argv);
1122
1123 if (is_ex_prop) {
1124 r = exec_command_flags_from_strv(ex_opts, &c->flags);
1125 if (r < 0)
1126 return r;
1127 } else
1128 c->flags = b ? EXEC_COMMAND_IGNORE_FAILURE : 0;
1129
1130 path_simplify(c->path, false);
1131 exec_command_append_list(exec_command, c);
1132 }
1133
1134 n++;
1135 }
1136 if (r < 0)
1137 return r;
1138
1139 r = sd_bus_message_exit_container(message);
1140 if (r < 0)
1141 return r;
1142
1143 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1144 _cleanup_free_ char *buf = NULL;
1145 _cleanup_fclose_ FILE *f = NULL;
1146 ExecCommand *c;
1147 size_t size = 0;
1148
1149 if (n == 0)
1150 *exec_command = exec_command_free_list(*exec_command);
1151
1152 f = open_memstream_unlocked(&buf, &size);
1153 if (!f)
1154 return -ENOMEM;
1155
1156 fprintf(f, "%s=\n", name);
1157
1158 LIST_FOREACH(command, c, *exec_command) {
1159 _cleanup_free_ char *a = NULL, *exec_chars = NULL;
1160
1161 exec_chars = exec_command_flags_to_exec_chars(c->flags);
1162 if (!exec_chars)
1163 return -ENOMEM;
1164
1165 a = unit_concat_strv(c->argv, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS);
1166 if (!a)
1167 return -ENOMEM;
1168
1169 if (streq_ptr(c->path, c->argv ? c->argv[0] : NULL))
1170 fprintf(f, "%s=%s%s\n", name, exec_chars, a);
1171 else {
1172 _cleanup_free_ char *t = NULL;
1173 const char *p;
1174
1175 p = unit_escape_setting(c->path, UNIT_ESCAPE_C|UNIT_ESCAPE_SPECIFIERS, &t);
1176 if (!p)
1177 return -ENOMEM;
1178
1179 fprintf(f, "%s=%s@%s %s\n", name, exec_chars, p, a);
1180 }
1181 }
1182
1183 r = fflush_and_check(f);
1184 if (r < 0)
1185 return r;
1186
1187 unit_write_setting(u, flags, name, buf);
1188 }
1189
1190 return 1;
1191 }
1192
1193 static int parse_personality(const char *s, unsigned long *p) {
1194 unsigned long v;
1195
1196 assert(p);
1197
1198 v = personality_from_string(s);
1199 if (v == PERSONALITY_INVALID)
1200 return -EINVAL;
1201
1202 *p = v;
1203 return 0;
1204 }
1205
1206 static const char* mount_propagation_flags_to_string_with_check(unsigned long n) {
1207 if (!IN_SET(n, 0, MS_SHARED, MS_PRIVATE, MS_SLAVE))
1208 return NULL;
1209
1210 return mount_propagation_flags_to_string(n);
1211 }
1212
1213 static BUS_DEFINE_SET_TRANSIENT(nsec, "t", uint64_t, nsec_t, NSEC_FMT);
1214 static BUS_DEFINE_SET_TRANSIENT_IS_VALID(log_level, "i", int32_t, int, "%" PRIi32, log_level_is_valid);
1215 #if HAVE_SECCOMP
1216 static BUS_DEFINE_SET_TRANSIENT_IS_VALID(errno, "i", int32_t, int, "%" PRIi32, errno_is_valid);
1217 #endif
1218 static BUS_DEFINE_SET_TRANSIENT_PARSE(std_input, ExecInput, exec_input_from_string);
1219 static BUS_DEFINE_SET_TRANSIENT_PARSE(std_output, ExecOutput, exec_output_from_string);
1220 static BUS_DEFINE_SET_TRANSIENT_PARSE(utmp_mode, ExecUtmpMode, exec_utmp_mode_from_string);
1221 static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_system, ProtectSystem, protect_system_from_string);
1222 static BUS_DEFINE_SET_TRANSIENT_PARSE(protect_home, ProtectHome, protect_home_from_string);
1223 static BUS_DEFINE_SET_TRANSIENT_PARSE(keyring_mode, ExecKeyringMode, exec_keyring_mode_from_string);
1224 static BUS_DEFINE_SET_TRANSIENT_PARSE(preserve_mode, ExecPreserveMode, exec_preserve_mode_from_string);
1225 static BUS_DEFINE_SET_TRANSIENT_PARSE_PTR(personality, unsigned long, parse_personality);
1226 static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(secure_bits, "i", int32_t, int, "%" PRIi32, secure_bits_to_string_alloc_with_check);
1227 static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(capability, "t", uint64_t, uint64_t, "%" PRIu64, capability_set_to_string_alloc);
1228 static BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(namespace_flag, "t", uint64_t, unsigned long, "%" PRIu64, namespace_flags_to_string);
1229 static BUS_DEFINE_SET_TRANSIENT_TO_STRING(mount_flags, "t", uint64_t, unsigned long, "%" PRIu64, mount_propagation_flags_to_string_with_check);
1230
1231 int bus_exec_context_set_transient_property(
1232 Unit *u,
1233 ExecContext *c,
1234 const char *name,
1235 sd_bus_message *message,
1236 UnitWriteFlags flags,
1237 sd_bus_error *error) {
1238
1239 const char *suffix;
1240 int r;
1241
1242 assert(u);
1243 assert(c);
1244 assert(name);
1245 assert(message);
1246
1247 flags |= UNIT_PRIVATE;
1248
1249 if (streq(name, "User"))
1250 return bus_set_transient_user_relaxed(u, name, &c->user, message, flags, error);
1251
1252 if (streq(name, "Group"))
1253 return bus_set_transient_user_relaxed(u, name, &c->group, message, flags, error);
1254
1255 if (streq(name, "TTYPath"))
1256 return bus_set_transient_path(u, name, &c->tty_path, message, flags, error);
1257
1258 if (streq(name, "RootImage"))
1259 return bus_set_transient_path(u, name, &c->root_image, message, flags, error);
1260
1261 if (streq(name, "RootDirectory"))
1262 return bus_set_transient_path(u, name, &c->root_directory, message, flags, error);
1263
1264 if (streq(name, "SyslogIdentifier"))
1265 return bus_set_transient_string(u, name, &c->syslog_identifier, message, flags, error);
1266
1267 if (streq(name, "LogLevelMax"))
1268 return bus_set_transient_log_level(u, name, &c->log_level_max, message, flags, error);
1269
1270 if (streq(name, "LogRateLimitIntervalUSec"))
1271 return bus_set_transient_usec(u, name, &c->log_ratelimit_interval_usec, message, flags, error);
1272
1273 if (streq(name, "LogRateLimitBurst"))
1274 return bus_set_transient_unsigned(u, name, &c->log_ratelimit_burst, message, flags, error);
1275
1276 if (streq(name, "Personality"))
1277 return bus_set_transient_personality(u, name, &c->personality, message, flags, error);
1278
1279 if (streq(name, "StandardInput"))
1280 return bus_set_transient_std_input(u, name, &c->std_input, message, flags, error);
1281
1282 if (streq(name, "StandardOutput"))
1283 return bus_set_transient_std_output(u, name, &c->std_output, message, flags, error);
1284
1285 if (streq(name, "StandardError"))
1286 return bus_set_transient_std_output(u, name, &c->std_error, message, flags, error);
1287
1288 if (streq(name, "IgnoreSIGPIPE"))
1289 return bus_set_transient_bool(u, name, &c->ignore_sigpipe, message, flags, error);
1290
1291 if (streq(name, "TTYVHangup"))
1292 return bus_set_transient_bool(u, name, &c->tty_vhangup, message, flags, error);
1293
1294 if (streq(name, "TTYReset"))
1295 return bus_set_transient_bool(u, name, &c->tty_reset, message, flags, error);
1296
1297 if (streq(name, "TTYVTDisallocate"))
1298 return bus_set_transient_bool(u, name, &c->tty_vt_disallocate, message, flags, error);
1299
1300 if (streq(name, "PrivateTmp"))
1301 return bus_set_transient_bool(u, name, &c->private_tmp, message, flags, error);
1302
1303 if (streq(name, "PrivateDevices"))
1304 return bus_set_transient_bool(u, name, &c->private_devices, message, flags, error);
1305
1306 if (streq(name, "PrivateMounts"))
1307 return bus_set_transient_bool(u, name, &c->private_mounts, message, flags, error);
1308
1309 if (streq(name, "PrivateNetwork"))
1310 return bus_set_transient_bool(u, name, &c->private_network, message, flags, error);
1311
1312 if (streq(name, "PrivateUsers"))
1313 return bus_set_transient_bool(u, name, &c->private_users, message, flags, error);
1314
1315 if (streq(name, "NoNewPrivileges"))
1316 return bus_set_transient_bool(u, name, &c->no_new_privileges, message, flags, error);
1317
1318 if (streq(name, "SyslogLevelPrefix"))
1319 return bus_set_transient_bool(u, name, &c->syslog_level_prefix, message, flags, error);
1320
1321 if (streq(name, "MemoryDenyWriteExecute"))
1322 return bus_set_transient_bool(u, name, &c->memory_deny_write_execute, message, flags, error);
1323
1324 if (streq(name, "RestrictRealtime"))
1325 return bus_set_transient_bool(u, name, &c->restrict_realtime, message, flags, error);
1326
1327 if (streq(name, "RestrictSUIDSGID"))
1328 return bus_set_transient_bool(u, name, &c->restrict_suid_sgid, message, flags, error);
1329
1330 if (streq(name, "DynamicUser"))
1331 return bus_set_transient_bool(u, name, &c->dynamic_user, message, flags, error);
1332
1333 if (streq(name, "RemoveIPC"))
1334 return bus_set_transient_bool(u, name, &c->remove_ipc, message, flags, error);
1335
1336 if (streq(name, "ProtectKernelTunables"))
1337 return bus_set_transient_bool(u, name, &c->protect_kernel_tunables, message, flags, error);
1338
1339 if (streq(name, "ProtectKernelModules"))
1340 return bus_set_transient_bool(u, name, &c->protect_kernel_modules, message, flags, error);
1341
1342 if (streq(name, "ProtectKernelLogs"))
1343 return bus_set_transient_bool(u, name, &c->protect_kernel_logs, message, flags, error);
1344
1345 if (streq(name, "ProtectClock"))
1346 return bus_set_transient_bool(u, name, &c->protect_clock, message, flags, error);
1347
1348 if (streq(name, "ProtectControlGroups"))
1349 return bus_set_transient_bool(u, name, &c->protect_control_groups, message, flags, error);
1350
1351 if (streq(name, "MountAPIVFS"))
1352 return bus_set_transient_bool(u, name, &c->mount_apivfs, message, flags, error);
1353
1354 if (streq(name, "CPUSchedulingResetOnFork"))
1355 return bus_set_transient_bool(u, name, &c->cpu_sched_reset_on_fork, message, flags, error);
1356
1357 if (streq(name, "NonBlocking"))
1358 return bus_set_transient_bool(u, name, &c->non_blocking, message, flags, error);
1359
1360 if (streq(name, "LockPersonality"))
1361 return bus_set_transient_bool(u, name, &c->lock_personality, message, flags, error);
1362
1363 if (streq(name, "ProtectHostname"))
1364 return bus_set_transient_bool(u, name, &c->protect_hostname, message, flags, error);
1365
1366 if (streq(name, "UtmpIdentifier"))
1367 return bus_set_transient_string(u, name, &c->utmp_id, message, flags, error);
1368
1369 if (streq(name, "UtmpMode"))
1370 return bus_set_transient_utmp_mode(u, name, &c->utmp_mode, message, flags, error);
1371
1372 if (streq(name, "PAMName"))
1373 return bus_set_transient_string(u, name, &c->pam_name, message, flags, error);
1374
1375 if (streq(name, "TimerSlackNSec"))
1376 return bus_set_transient_nsec(u, name, &c->timer_slack_nsec, message, flags, error);
1377
1378 if (streq(name, "ProtectSystem"))
1379 return bus_set_transient_protect_system(u, name, &c->protect_system, message, flags, error);
1380
1381 if (streq(name, "ProtectHome"))
1382 return bus_set_transient_protect_home(u, name, &c->protect_home, message, flags, error);
1383
1384 if (streq(name, "KeyringMode"))
1385 return bus_set_transient_keyring_mode(u, name, &c->keyring_mode, message, flags, error);
1386
1387 if (streq(name, "RuntimeDirectoryPreserve"))
1388 return bus_set_transient_preserve_mode(u, name, &c->runtime_directory_preserve_mode, message, flags, error);
1389
1390 if (streq(name, "UMask"))
1391 return bus_set_transient_mode_t(u, name, &c->umask, message, flags, error);
1392
1393 if (streq(name, "RuntimeDirectoryMode"))
1394 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_RUNTIME].mode, message, flags, error);
1395
1396 if (streq(name, "StateDirectoryMode"))
1397 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_STATE].mode, message, flags, error);
1398
1399 if (streq(name, "CacheDirectoryMode"))
1400 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CACHE].mode, message, flags, error);
1401
1402 if (streq(name, "LogsDirectoryMode"))
1403 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_LOGS].mode, message, flags, error);
1404
1405 if (streq(name, "ConfigurationDirectoryMode"))
1406 return bus_set_transient_mode_t(u, name, &c->directories[EXEC_DIRECTORY_CONFIGURATION].mode, message, flags, error);
1407
1408 if (streq(name, "SELinuxContext"))
1409 return bus_set_transient_string(u, name, &c->selinux_context, message, flags, error);
1410
1411 if (streq(name, "SecureBits"))
1412 return bus_set_transient_secure_bits(u, name, &c->secure_bits, message, flags, error);
1413
1414 if (streq(name, "CapabilityBoundingSet"))
1415 return bus_set_transient_capability(u, name, &c->capability_bounding_set, message, flags, error);
1416
1417 if (streq(name, "AmbientCapabilities"))
1418 return bus_set_transient_capability(u, name, &c->capability_ambient_set, message, flags, error);
1419
1420 if (streq(name, "RestrictNamespaces"))
1421 return bus_set_transient_namespace_flag(u, name, &c->restrict_namespaces, message, flags, error);
1422
1423 if (streq(name, "MountFlags"))
1424 return bus_set_transient_mount_flags(u, name, &c->mount_flags, message, flags, error);
1425
1426 if (streq(name, "NetworkNamespacePath"))
1427 return bus_set_transient_path(u, name, &c->network_namespace_path, message, flags, error);
1428
1429 if (streq(name, "SupplementaryGroups")) {
1430 _cleanup_strv_free_ char **l = NULL;
1431 char **p;
1432
1433 r = sd_bus_message_read_strv(message, &l);
1434 if (r < 0)
1435 return r;
1436
1437 STRV_FOREACH(p, l)
1438 if (!isempty(*p) && !valid_user_group_name(*p, VALID_USER_ALLOW_NUMERIC|VALID_USER_RELAX|VALID_USER_WARN))
1439 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS,
1440 "Invalid supplementary group names");
1441
1442 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1443 if (strv_isempty(l)) {
1444 c->supplementary_groups = strv_free(c->supplementary_groups);
1445 unit_write_settingf(u, flags, name, "%s=", name);
1446 } else {
1447 _cleanup_free_ char *joined = NULL;
1448
1449 r = strv_extend_strv(&c->supplementary_groups, l, true);
1450 if (r < 0)
1451 return -ENOMEM;
1452
1453 joined = strv_join(c->supplementary_groups, " ");
1454 if (!joined)
1455 return -ENOMEM;
1456
1457 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s", name, joined);
1458 }
1459 }
1460
1461 return 1;
1462
1463 } else if (streq(name, "SyslogLevel")) {
1464 int32_t level;
1465
1466 r = sd_bus_message_read(message, "i", &level);
1467 if (r < 0)
1468 return r;
1469
1470 if (!log_level_is_valid(level))
1471 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log level value out of range");
1472
1473 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1474 c->syslog_priority = (c->syslog_priority & LOG_FACMASK) | level;
1475 unit_write_settingf(u, flags, name, "SyslogLevel=%i", level);
1476 }
1477
1478 return 1;
1479
1480 } else if (streq(name, "SyslogFacility")) {
1481 int32_t facility;
1482
1483 r = sd_bus_message_read(message, "i", &facility);
1484 if (r < 0)
1485 return r;
1486
1487 if (!log_facility_unshifted_is_valid(facility))
1488 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log facility value out of range");
1489
1490 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1491 c->syslog_priority = (facility << 3) | LOG_PRI(c->syslog_priority);
1492 unit_write_settingf(u, flags, name, "SyslogFacility=%i", facility);
1493 }
1494
1495 return 1;
1496
1497 } else if (streq(name, "LogNamespace")) {
1498 const char *n;
1499
1500 r = sd_bus_message_read(message, "s", &n);
1501 if (r < 0)
1502 return r;
1503
1504 if (!isempty(n) && !log_namespace_name_valid(n))
1505 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Log namespace name not valid");
1506
1507 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1508
1509 if (isempty(n)) {
1510 c->log_namespace = mfree(c->log_namespace);
1511 unit_write_settingf(u, flags, name, "%s=", name);
1512 } else {
1513 r = free_and_strdup(&c->log_namespace, n);
1514 if (r < 0)
1515 return r;
1516
1517 unit_write_settingf(u, flags, name, "%s=%s", name, n);
1518 }
1519 }
1520
1521 return 1;
1522
1523 } else if (streq(name, "LogExtraFields")) {
1524 size_t n = 0;
1525
1526 r = sd_bus_message_enter_container(message, 'a', "ay");
1527 if (r < 0)
1528 return r;
1529
1530 for (;;) {
1531 _cleanup_free_ void *copy = NULL;
1532 struct iovec *t;
1533 const char *eq;
1534 const void *p;
1535 size_t sz;
1536
1537 /* Note that we expect a byte array for each field, instead of a string. That's because on the
1538 * lower-level journal fields can actually contain binary data and are not restricted to text,
1539 * and we should not "lose precision" in our types on the way. That said, I am pretty sure
1540 * actually encoding binary data as unit metadata is not a good idea. Hence we actually refuse
1541 * any actual binary data, and only accept UTF-8. This allows us to eventually lift this
1542 * limitation, should a good, valid usecase arise. */
1543
1544 r = sd_bus_message_read_array(message, 'y', &p, &sz);
1545 if (r < 0)
1546 return r;
1547 if (r == 0)
1548 break;
1549
1550 if (memchr(p, 0, sz))
1551 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains zero byte");
1552
1553 eq = memchr(p, '=', sz);
1554 if (!eq)
1555 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field contains no '=' character");
1556 if (!journal_field_valid(p, eq - (const char*) p, false))
1557 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field invalid");
1558
1559 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1560 t = reallocarray(c->log_extra_fields, c->n_log_extra_fields+1, sizeof(struct iovec));
1561 if (!t)
1562 return -ENOMEM;
1563 c->log_extra_fields = t;
1564 }
1565
1566 copy = malloc(sz + 1);
1567 if (!copy)
1568 return -ENOMEM;
1569
1570 memcpy(copy, p, sz);
1571 ((uint8_t*) copy)[sz] = 0;
1572
1573 if (!utf8_is_valid(copy))
1574 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Journal field is not valid UTF-8");
1575
1576 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1577 c->log_extra_fields[c->n_log_extra_fields++] = IOVEC_MAKE(copy, sz);
1578 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C, name, "LogExtraFields=%s", (char*) copy);
1579
1580 copy = NULL;
1581 }
1582
1583 n++;
1584 }
1585
1586 r = sd_bus_message_exit_container(message);
1587 if (r < 0)
1588 return r;
1589
1590 if (!UNIT_WRITE_FLAGS_NOOP(flags) && n == 0) {
1591 exec_context_free_log_extra_fields(c);
1592 unit_write_setting(u, flags, name, "LogExtraFields=");
1593 }
1594
1595 return 1;
1596 }
1597
1598 #if HAVE_SECCOMP
1599
1600 if (streq(name, "SystemCallErrorNumber"))
1601 return bus_set_transient_errno(u, name, &c->syscall_errno, message, flags, error);
1602
1603 if (streq(name, "SystemCallFilter")) {
1604 int whitelist;
1605 _cleanup_strv_free_ char **l = NULL;
1606
1607 r = sd_bus_message_enter_container(message, 'r', "bas");
1608 if (r < 0)
1609 return r;
1610
1611 r = sd_bus_message_read(message, "b", &whitelist);
1612 if (r < 0)
1613 return r;
1614
1615 r = sd_bus_message_read_strv(message, &l);
1616 if (r < 0)
1617 return r;
1618
1619 r = sd_bus_message_exit_container(message);
1620 if (r < 0)
1621 return r;
1622
1623 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1624 _cleanup_free_ char *joined = NULL;
1625 SeccompParseFlags invert_flag = whitelist ? 0 : SECCOMP_PARSE_INVERT;
1626 char **s;
1627
1628 if (strv_isempty(l)) {
1629 c->syscall_whitelist = false;
1630 c->syscall_filter = hashmap_free(c->syscall_filter);
1631
1632 unit_write_settingf(u, flags, name, "SystemCallFilter=");
1633 return 1;
1634 }
1635
1636 if (!c->syscall_filter) {
1637 c->syscall_filter = hashmap_new(NULL);
1638 if (!c->syscall_filter)
1639 return log_oom();
1640
1641 c->syscall_whitelist = whitelist;
1642
1643 if (c->syscall_whitelist) {
1644 r = seccomp_parse_syscall_filter("@default",
1645 -1,
1646 c->syscall_filter,
1647 SECCOMP_PARSE_PERMISSIVE |
1648 SECCOMP_PARSE_WHITELIST | invert_flag,
1649 u->id,
1650 NULL, 0);
1651 if (r < 0)
1652 return r;
1653 }
1654 }
1655
1656 STRV_FOREACH(s, l) {
1657 _cleanup_free_ char *n = NULL;
1658 int e;
1659
1660 r = parse_syscall_and_errno(*s, &n, &e);
1661 if (r < 0)
1662 return r;
1663
1664 r = seccomp_parse_syscall_filter(n,
1665 e,
1666 c->syscall_filter,
1667 SECCOMP_PARSE_LOG | SECCOMP_PARSE_PERMISSIVE |
1668 invert_flag |
1669 (c->syscall_whitelist ? SECCOMP_PARSE_WHITELIST : 0),
1670 u->id,
1671 NULL, 0);
1672 if (r < 0)
1673 return r;
1674 }
1675
1676 joined = strv_join(l, " ");
1677 if (!joined)
1678 return -ENOMEM;
1679
1680 unit_write_settingf(u, flags, name, "SystemCallFilter=%s%s", whitelist ? "" : "~", joined);
1681 }
1682
1683 return 1;
1684
1685 } else if (streq(name, "SystemCallArchitectures")) {
1686 _cleanup_strv_free_ char **l = NULL;
1687
1688 r = sd_bus_message_read_strv(message, &l);
1689 if (r < 0)
1690 return r;
1691
1692 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1693 _cleanup_free_ char *joined = NULL;
1694
1695 if (strv_isempty(l))
1696 c->syscall_archs = set_free(c->syscall_archs);
1697 else {
1698 char **s;
1699
1700 r = set_ensure_allocated(&c->syscall_archs, NULL);
1701 if (r < 0)
1702 return r;
1703
1704 STRV_FOREACH(s, l) {
1705 uint32_t a;
1706
1707 r = seccomp_arch_from_string(*s, &a);
1708 if (r < 0)
1709 return r;
1710
1711 r = set_put(c->syscall_archs, UINT32_TO_PTR(a + 1));
1712 if (r < 0)
1713 return r;
1714 }
1715
1716 }
1717
1718 joined = strv_join(l, " ");
1719 if (!joined)
1720 return -ENOMEM;
1721
1722 unit_write_settingf(u, flags, name, "%s=%s", name, joined);
1723 }
1724
1725 return 1;
1726
1727 } else if (streq(name, "RestrictAddressFamilies")) {
1728 int whitelist;
1729 _cleanup_strv_free_ char **l = NULL;
1730
1731 r = sd_bus_message_enter_container(message, 'r', "bas");
1732 if (r < 0)
1733 return r;
1734
1735 r = sd_bus_message_read(message, "b", &whitelist);
1736 if (r < 0)
1737 return r;
1738
1739 r = sd_bus_message_read_strv(message, &l);
1740 if (r < 0)
1741 return r;
1742
1743 r = sd_bus_message_exit_container(message);
1744 if (r < 0)
1745 return r;
1746
1747 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1748 _cleanup_free_ char *joined = NULL;
1749 char **s;
1750
1751 if (strv_isempty(l)) {
1752 c->address_families_whitelist = false;
1753 c->address_families = set_free(c->address_families);
1754
1755 unit_write_settingf(u, flags, name, "RestrictAddressFamilies=");
1756 return 1;
1757 }
1758
1759 if (!c->address_families) {
1760 c->address_families = set_new(NULL);
1761 if (!c->address_families)
1762 return log_oom();
1763
1764 c->address_families_whitelist = whitelist;
1765 }
1766
1767 STRV_FOREACH(s, l) {
1768 int af;
1769
1770 af = af_from_name(*s);
1771 if (af < 0)
1772 return af;
1773
1774 if (whitelist == c->address_families_whitelist) {
1775 r = set_put(c->address_families, INT_TO_PTR(af));
1776 if (r < 0)
1777 return r;
1778 } else
1779 (void) set_remove(c->address_families, INT_TO_PTR(af));
1780 }
1781
1782 joined = strv_join(l, " ");
1783 if (!joined)
1784 return -ENOMEM;
1785
1786 unit_write_settingf(u, flags, name, "RestrictAddressFamilies=%s%s", whitelist ? "" : "~", joined);
1787 }
1788
1789 return 1;
1790 }
1791 #endif
1792 if (STR_IN_SET(name, "CPUAffinity", "NUMAMask")) {
1793 const void *a;
1794 size_t n;
1795 bool affinity = streq(name, "CPUAffinity");
1796 _cleanup_(cpu_set_reset) CPUSet set = {};
1797
1798 r = sd_bus_message_read_array(message, 'y', &a, &n);
1799 if (r < 0)
1800 return r;
1801
1802 r = cpu_set_from_dbus(a, n, &set);
1803 if (r < 0)
1804 return r;
1805
1806 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1807 if (n == 0) {
1808 cpu_set_reset(affinity ? &c->cpu_set : &c->numa_policy.nodes);
1809 unit_write_settingf(u, flags, name, "%s=", name);
1810 } else {
1811 _cleanup_free_ char *str = NULL;
1812
1813 str = cpu_set_to_string(&set);
1814 if (!str)
1815 return -ENOMEM;
1816
1817 /* We forego any optimizations here, and always create the structure using
1818 * cpu_set_add_all(), because we don't want to care if the existing size we
1819 * got over dbus is appropriate. */
1820 r = cpu_set_add_all(affinity ? &c->cpu_set : &c->numa_policy.nodes, &set);
1821 if (r < 0)
1822 return r;
1823
1824 unit_write_settingf(u, flags, name, "%s=%s", name, str);
1825 }
1826 }
1827
1828 return 1;
1829
1830 } else if (streq(name, "CPUAffinityFromNUMA")) {
1831 int q;
1832
1833 r = sd_bus_message_read_basic(message, 'b', &q);
1834 if (r < 0)
1835 return r;
1836
1837 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1838 c->cpu_affinity_from_numa = q;
1839 unit_write_settingf(u, flags, name, "%s=%s", "CPUAffinity", "numa");
1840 }
1841
1842 return 1;
1843
1844 } else if (streq(name, "NUMAPolicy")) {
1845 int32_t type;
1846
1847 r = sd_bus_message_read(message, "i", &type);
1848 if (r < 0)
1849 return r;
1850
1851 if (!mpol_is_valid(type))
1852 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid NUMAPolicy value: %i", type);
1853
1854 if (!UNIT_WRITE_FLAGS_NOOP(flags))
1855 c->numa_policy.type = type;
1856
1857 return 1;
1858
1859 } else if (streq(name, "Nice")) {
1860 int32_t q;
1861
1862 r = sd_bus_message_read(message, "i", &q);
1863 if (r < 0)
1864 return r;
1865
1866 if (!nice_is_valid(q))
1867 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Nice value: %i", q);
1868
1869 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1870 c->nice = q;
1871 c->nice_set = true;
1872
1873 unit_write_settingf(u, flags, name, "Nice=%i", q);
1874 }
1875
1876 return 1;
1877
1878 } else if (streq(name, "CPUSchedulingPolicy")) {
1879 int32_t q;
1880
1881 r = sd_bus_message_read(message, "i", &q);
1882 if (r < 0)
1883 return r;
1884
1885 if (!sched_policy_is_valid(q))
1886 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid CPU scheduling policy: %i", q);
1887
1888 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1889 _cleanup_free_ char *s = NULL;
1890
1891 r = sched_policy_to_string_alloc(q, &s);
1892 if (r < 0)
1893 return r;
1894
1895 c->cpu_sched_policy = q;
1896 c->cpu_sched_priority = CLAMP(c->cpu_sched_priority, sched_get_priority_min(q), sched_get_priority_max(q));
1897 c->cpu_sched_set = true;
1898
1899 unit_write_settingf(u, flags, name, "CPUSchedulingPolicy=%s", s);
1900 }
1901
1902 return 1;
1903
1904 } else if (streq(name, "CPUSchedulingPriority")) {
1905 int32_t p, min, max;
1906
1907 r = sd_bus_message_read(message, "i", &p);
1908 if (r < 0)
1909 return r;
1910
1911 min = sched_get_priority_min(c->cpu_sched_policy);
1912 max = sched_get_priority_max(c->cpu_sched_policy);
1913 if (p < min || p > max)
1914 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid CPU scheduling priority: %i", p);
1915
1916 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1917 c->cpu_sched_priority = p;
1918 c->cpu_sched_set = true;
1919
1920 unit_write_settingf(u, flags, name, "CPUSchedulingPriority=%i", p);
1921 }
1922
1923 return 1;
1924
1925 } else if (streq(name, "IOSchedulingClass")) {
1926 int32_t q;
1927
1928 r = sd_bus_message_read(message, "i", &q);
1929 if (r < 0)
1930 return r;
1931
1932 if (!ioprio_class_is_valid(q))
1933 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling class: %i", q);
1934
1935 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1936 _cleanup_free_ char *s = NULL;
1937
1938 r = ioprio_class_to_string_alloc(q, &s);
1939 if (r < 0)
1940 return r;
1941
1942 c->ioprio = IOPRIO_PRIO_VALUE(q, IOPRIO_PRIO_DATA(c->ioprio));
1943 c->ioprio_set = true;
1944
1945 unit_write_settingf(u, flags, name, "IOSchedulingClass=%s", s);
1946 }
1947
1948 return 1;
1949
1950 } else if (streq(name, "IOSchedulingPriority")) {
1951 int32_t p;
1952
1953 r = sd_bus_message_read(message, "i", &p);
1954 if (r < 0)
1955 return r;
1956
1957 if (!ioprio_priority_is_valid(p))
1958 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid IO scheduling priority: %i", p);
1959
1960 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1961 c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), p);
1962 c->ioprio_set = true;
1963
1964 unit_write_settingf(u, flags, name, "IOSchedulingPriority=%i", p);
1965 }
1966
1967 return 1;
1968
1969 } else if (streq(name, "WorkingDirectory")) {
1970 const char *s;
1971 bool missing_ok;
1972
1973 r = sd_bus_message_read(message, "s", &s);
1974 if (r < 0)
1975 return r;
1976
1977 if (s[0] == '-') {
1978 missing_ok = true;
1979 s++;
1980 } else
1981 missing_ok = false;
1982
1983 if (!isempty(s) && !streq(s, "~") && !path_is_absolute(s))
1984 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "WorkingDirectory= expects an absolute path or '~'");
1985
1986 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
1987 if (streq(s, "~")) {
1988 c->working_directory = mfree(c->working_directory);
1989 c->working_directory_home = true;
1990 } else {
1991 r = free_and_strdup(&c->working_directory, empty_to_null(s));
1992 if (r < 0)
1993 return r;
1994
1995 c->working_directory_home = false;
1996 }
1997
1998 c->working_directory_missing_ok = missing_ok;
1999 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "WorkingDirectory=%s%s", missing_ok ? "-" : "", s);
2000 }
2001
2002 return 1;
2003
2004 } else if (STR_IN_SET(name,
2005 "StandardInputFileDescriptorName", "StandardOutputFileDescriptorName", "StandardErrorFileDescriptorName")) {
2006 const char *s;
2007
2008 r = sd_bus_message_read(message, "s", &s);
2009 if (r < 0)
2010 return r;
2011
2012 if (!isempty(s) && !fdname_is_valid(s))
2013 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid file descriptor name");
2014
2015 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2016
2017 if (streq(name, "StandardInputFileDescriptorName")) {
2018 r = free_and_strdup(c->stdio_fdname + STDIN_FILENO, empty_to_null(s));
2019 if (r < 0)
2020 return r;
2021
2022 c->std_input = EXEC_INPUT_NAMED_FD;
2023 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=fd:%s", exec_context_fdname(c, STDIN_FILENO));
2024
2025 } else if (streq(name, "StandardOutputFileDescriptorName")) {
2026 r = free_and_strdup(c->stdio_fdname + STDOUT_FILENO, empty_to_null(s));
2027 if (r < 0)
2028 return r;
2029
2030 c->std_output = EXEC_OUTPUT_NAMED_FD;
2031 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=fd:%s", exec_context_fdname(c, STDOUT_FILENO));
2032
2033 } else {
2034 assert(streq(name, "StandardErrorFileDescriptorName"));
2035
2036 r = free_and_strdup(&c->stdio_fdname[STDERR_FILENO], empty_to_null(s));
2037 if (r < 0)
2038 return r;
2039
2040 c->std_error = EXEC_OUTPUT_NAMED_FD;
2041 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=fd:%s", exec_context_fdname(c, STDERR_FILENO));
2042 }
2043 }
2044
2045 return 1;
2046
2047 } else if (STR_IN_SET(name,
2048 "StandardInputFile",
2049 "StandardOutputFile", "StandardOutputFileToAppend",
2050 "StandardErrorFile", "StandardErrorFileToAppend")) {
2051 const char *s;
2052
2053 r = sd_bus_message_read(message, "s", &s);
2054 if (r < 0)
2055 return r;
2056
2057 if (!isempty(s)) {
2058 if (!path_is_absolute(s))
2059 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute", s);
2060 if (!path_is_normalized(s))
2061 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not normalized", s);
2062 }
2063
2064 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2065
2066 if (streq(name, "StandardInputFile")) {
2067 r = free_and_strdup(&c->stdio_file[STDIN_FILENO], empty_to_null(s));
2068 if (r < 0)
2069 return r;
2070
2071 c->std_input = EXEC_INPUT_FILE;
2072 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardInput=file:%s", s);
2073
2074 } else if (STR_IN_SET(name, "StandardOutputFile", "StandardOutputFileToAppend")) {
2075 r = free_and_strdup(&c->stdio_file[STDOUT_FILENO], empty_to_null(s));
2076 if (r < 0)
2077 return r;
2078
2079 if (streq(name, "StandardOutputFile")) {
2080 c->std_output = EXEC_OUTPUT_FILE;
2081 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=file:%s", s);
2082 } else {
2083 assert(streq(name, "StandardOutputFileToAppend"));
2084 c->std_output = EXEC_OUTPUT_FILE_APPEND;
2085 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardOutput=append:%s", s);
2086 }
2087 } else {
2088 assert(STR_IN_SET(name, "StandardErrorFile", "StandardErrorFileToAppend"));
2089
2090 r = free_and_strdup(&c->stdio_file[STDERR_FILENO], empty_to_null(s));
2091 if (r < 0)
2092 return r;
2093
2094 if (streq(name, "StandardErrorFile")) {
2095 c->std_error = EXEC_OUTPUT_FILE;
2096 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=file:%s", s);
2097 } else {
2098 assert(streq(name, "StandardErrorFileToAppend"));
2099 c->std_error = EXEC_OUTPUT_FILE_APPEND;
2100 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "StandardError=append:%s", s);
2101 }
2102 }
2103 }
2104
2105 return 1;
2106
2107 } else if (streq(name, "StandardInputData")) {
2108 const void *p;
2109 size_t sz;
2110
2111 r = sd_bus_message_read_array(message, 'y', &p, &sz);
2112 if (r < 0)
2113 return r;
2114
2115 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2116 _cleanup_free_ char *encoded = NULL;
2117
2118 if (sz == 0) {
2119 c->stdin_data = mfree(c->stdin_data);
2120 c->stdin_data_size = 0;
2121
2122 unit_write_settingf(u, flags, name, "StandardInputData=");
2123 } else {
2124 void *q;
2125 ssize_t n;
2126
2127 if (c->stdin_data_size + sz < c->stdin_data_size || /* check for overflow */
2128 c->stdin_data_size + sz > EXEC_STDIN_DATA_MAX)
2129 return -E2BIG;
2130
2131 n = base64mem(p, sz, &encoded);
2132 if (n < 0)
2133 return (int) n;
2134
2135 q = realloc(c->stdin_data, c->stdin_data_size + sz);
2136 if (!q)
2137 return -ENOMEM;
2138
2139 memcpy((uint8_t*) q + c->stdin_data_size, p, sz);
2140
2141 c->stdin_data = q;
2142 c->stdin_data_size += sz;
2143
2144 unit_write_settingf(u, flags, name, "StandardInputData=%s", encoded);
2145 }
2146 }
2147
2148 return 1;
2149
2150 } else if (streq(name, "Environment")) {
2151
2152 _cleanup_strv_free_ char **l = NULL;
2153
2154 r = sd_bus_message_read_strv(message, &l);
2155 if (r < 0)
2156 return r;
2157
2158 if (!strv_env_is_valid(l))
2159 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block.");
2160
2161 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2162 if (strv_isempty(l)) {
2163 c->environment = strv_free(c->environment);
2164 unit_write_setting(u, flags, name, "Environment=");
2165 } else {
2166 _cleanup_free_ char *joined = NULL;
2167 char **e;
2168
2169 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C);
2170 if (!joined)
2171 return -ENOMEM;
2172
2173 e = strv_env_merge(2, c->environment, l);
2174 if (!e)
2175 return -ENOMEM;
2176
2177 strv_free_and_replace(c->environment, e);
2178 unit_write_settingf(u, flags, name, "Environment=%s", joined);
2179 }
2180 }
2181
2182 return 1;
2183
2184 } else if (streq(name, "UnsetEnvironment")) {
2185
2186 _cleanup_strv_free_ char **l = NULL;
2187
2188 r = sd_bus_message_read_strv(message, &l);
2189 if (r < 0)
2190 return r;
2191
2192 if (!strv_env_name_or_assignment_is_valid(l))
2193 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid UnsetEnvironment= list.");
2194
2195 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2196 if (strv_isempty(l)) {
2197 c->unset_environment = strv_free(c->unset_environment);
2198 unit_write_setting(u, flags, name, "UnsetEnvironment=");
2199 } else {
2200 _cleanup_free_ char *joined = NULL;
2201 char **e;
2202
2203 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS|UNIT_ESCAPE_C);
2204 if (!joined)
2205 return -ENOMEM;
2206
2207 e = strv_env_merge(2, c->unset_environment, l);
2208 if (!e)
2209 return -ENOMEM;
2210
2211 strv_free_and_replace(c->unset_environment, e);
2212 unit_write_settingf(u, flags, name, "UnsetEnvironment=%s", joined);
2213 }
2214 }
2215
2216 return 1;
2217
2218 } else if (streq(name, "OOMScoreAdjust")) {
2219 int oa;
2220
2221 r = sd_bus_message_read(message, "i", &oa);
2222 if (r < 0)
2223 return r;
2224
2225 if (!oom_score_adjust_is_valid(oa))
2226 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "OOM score adjust value out of range");
2227
2228 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2229 c->oom_score_adjust = oa;
2230 c->oom_score_adjust_set = true;
2231 unit_write_settingf(u, flags, name, "OOMScoreAdjust=%i", oa);
2232 }
2233
2234 return 1;
2235
2236 } else if (streq(name, "CoredumpFilter")) {
2237 uint64_t f;
2238
2239 r = sd_bus_message_read(message, "t", &f);
2240 if (r < 0)
2241 return r;
2242
2243 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2244 c->coredump_filter = f;
2245 c->coredump_filter_set = true;
2246 unit_write_settingf(u, flags, name, "CoredumpFilter=0x%"PRIx64, f);
2247 }
2248
2249 return 1;
2250
2251 } else if (streq(name, "EnvironmentFiles")) {
2252
2253 _cleanup_free_ char *joined = NULL;
2254 _cleanup_fclose_ FILE *f = NULL;
2255 _cleanup_strv_free_ char **l = NULL;
2256 size_t size = 0;
2257 char **i;
2258
2259 r = sd_bus_message_enter_container(message, 'a', "(sb)");
2260 if (r < 0)
2261 return r;
2262
2263 f = open_memstream_unlocked(&joined, &size);
2264 if (!f)
2265 return -ENOMEM;
2266
2267 fputs("EnvironmentFile=\n", f);
2268
2269 STRV_FOREACH(i, c->environment_files) {
2270 _cleanup_free_ char *q = NULL;
2271
2272 q = specifier_escape(*i);
2273 if (!q)
2274 return -ENOMEM;
2275
2276 fprintf(f, "EnvironmentFile=%s\n", q);
2277 }
2278
2279 while ((r = sd_bus_message_enter_container(message, 'r', "sb")) > 0) {
2280 const char *path;
2281 int b;
2282
2283 r = sd_bus_message_read(message, "sb", &path, &b);
2284 if (r < 0)
2285 return r;
2286
2287 r = sd_bus_message_exit_container(message);
2288 if (r < 0)
2289 return r;
2290
2291 if (!path_is_absolute(path))
2292 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Path %s is not absolute.", path);
2293
2294 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2295 _cleanup_free_ char *q = NULL, *buf = NULL;
2296
2297 buf = strjoin(b ? "-" : "", path);
2298 if (!buf)
2299 return -ENOMEM;
2300
2301 q = specifier_escape(buf);
2302 if (!q)
2303 return -ENOMEM;
2304
2305 fprintf(f, "EnvironmentFile=%s\n", q);
2306
2307 r = strv_consume(&l, TAKE_PTR(buf));
2308 if (r < 0)
2309 return r;
2310 }
2311 }
2312 if (r < 0)
2313 return r;
2314
2315 r = sd_bus_message_exit_container(message);
2316 if (r < 0)
2317 return r;
2318
2319 r = fflush_and_check(f);
2320 if (r < 0)
2321 return r;
2322
2323 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2324 if (strv_isempty(l)) {
2325 c->environment_files = strv_free(c->environment_files);
2326 unit_write_setting(u, flags, name, "EnvironmentFile=");
2327 } else {
2328 r = strv_extend_strv(&c->environment_files, l, true);
2329 if (r < 0)
2330 return r;
2331
2332 unit_write_setting(u, flags, name, joined);
2333 }
2334 }
2335
2336 return 1;
2337
2338 } else if (streq(name, "PassEnvironment")) {
2339
2340 _cleanup_strv_free_ char **l = NULL;
2341
2342 r = sd_bus_message_read_strv(message, &l);
2343 if (r < 0)
2344 return r;
2345
2346 if (!strv_env_name_is_valid(l))
2347 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid PassEnvironment= block.");
2348
2349 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2350 if (strv_isempty(l)) {
2351 c->pass_environment = strv_free(c->pass_environment);
2352 unit_write_setting(u, flags, name, "PassEnvironment=");
2353 } else {
2354 _cleanup_free_ char *joined = NULL;
2355
2356 r = strv_extend_strv(&c->pass_environment, l, true);
2357 if (r < 0)
2358 return r;
2359
2360 /* We write just the new settings out to file, with unresolved specifiers. */
2361 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
2362 if (!joined)
2363 return -ENOMEM;
2364
2365 unit_write_settingf(u, flags, name, "PassEnvironment=%s", joined);
2366 }
2367 }
2368
2369 return 1;
2370
2371 } else if (STR_IN_SET(name, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories",
2372 "ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths")) {
2373 _cleanup_strv_free_ char **l = NULL;
2374 char ***dirs;
2375 char **p;
2376
2377 r = sd_bus_message_read_strv(message, &l);
2378 if (r < 0)
2379 return r;
2380
2381 STRV_FOREACH(p, l) {
2382 char *i = *p;
2383 size_t offset;
2384
2385 offset = i[0] == '-';
2386 offset += i[offset] == '+';
2387 if (!path_is_absolute(i + offset))
2388 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid %s", name);
2389
2390 path_simplify(i + offset, false);
2391 }
2392
2393 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2394 if (STR_IN_SET(name, "ReadWriteDirectories", "ReadWritePaths"))
2395 dirs = &c->read_write_paths;
2396 else if (STR_IN_SET(name, "ReadOnlyDirectories", "ReadOnlyPaths"))
2397 dirs = &c->read_only_paths;
2398 else /* "InaccessiblePaths" */
2399 dirs = &c->inaccessible_paths;
2400
2401 if (strv_isempty(l)) {
2402 *dirs = strv_free(*dirs);
2403 unit_write_settingf(u, flags, name, "%s=", name);
2404 } else {
2405 _cleanup_free_ char *joined = NULL;
2406
2407 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
2408 if (!joined)
2409 return -ENOMEM;
2410
2411 r = strv_extend_strv(dirs, l, true);
2412 if (r < 0)
2413 return -ENOMEM;
2414
2415 unit_write_settingf(u, flags, name, "%s=%s", name, joined);
2416 }
2417 }
2418
2419 return 1;
2420
2421 } else if (STR_IN_SET(name, "RuntimeDirectory", "StateDirectory", "CacheDirectory", "LogsDirectory", "ConfigurationDirectory")) {
2422 _cleanup_strv_free_ char **l = NULL;
2423 char **p;
2424
2425 r = sd_bus_message_read_strv(message, &l);
2426 if (r < 0)
2427 return r;
2428
2429 STRV_FOREACH(p, l) {
2430 if (!path_is_normalized(*p))
2431 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path is not normalized: %s", name, *p);
2432
2433 if (path_is_absolute(*p))
2434 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path is absolute: %s", name, *p);
2435
2436 if (path_startswith(*p, "private"))
2437 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "%s= path can't be 'private': %s", name, *p);
2438 }
2439
2440 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2441 ExecDirectoryType i;
2442 ExecDirectory *d;
2443
2444 assert_se((i = exec_directory_type_from_string(name)) >= 0);
2445 d = c->directories + i;
2446
2447 if (strv_isempty(l)) {
2448 d->paths = strv_free(d->paths);
2449 unit_write_settingf(u, flags, name, "%s=", name);
2450 } else {
2451 _cleanup_free_ char *joined = NULL;
2452
2453 r = strv_extend_strv(&d->paths, l, true);
2454 if (r < 0)
2455 return r;
2456
2457 joined = unit_concat_strv(l, UNIT_ESCAPE_SPECIFIERS);
2458 if (!joined)
2459 return -ENOMEM;
2460
2461 unit_write_settingf(u, flags, name, "%s=%s", name, joined);
2462 }
2463 }
2464
2465 return 1;
2466
2467 } else if (STR_IN_SET(name, "AppArmorProfile", "SmackProcessLabel")) {
2468 int ignore;
2469 const char *s;
2470
2471 r = sd_bus_message_read(message, "(bs)", &ignore, &s);
2472 if (r < 0)
2473 return r;
2474
2475 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2476 char **p;
2477 bool *b;
2478
2479 if (streq(name, "AppArmorProfile")) {
2480 p = &c->apparmor_profile;
2481 b = &c->apparmor_profile_ignore;
2482 } else { /* "SmackProcessLabel" */
2483 p = &c->smack_process_label;
2484 b = &c->smack_process_label_ignore;
2485 }
2486
2487 if (isempty(s)) {
2488 *p = mfree(*p);
2489 *b = false;
2490 } else {
2491 if (free_and_strdup(p, s) < 0)
2492 return -ENOMEM;
2493 *b = ignore;
2494 }
2495
2496 unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, "%s=%s%s", name, ignore ? "-" : "", strempty(s));
2497 }
2498
2499 return 1;
2500
2501 } else if (STR_IN_SET(name, "BindPaths", "BindReadOnlyPaths")) {
2502 char *source, *destination;
2503 int ignore_enoent;
2504 uint64_t mount_flags;
2505 bool empty = true;
2506
2507 r = sd_bus_message_enter_container(message, 'a', "(ssbt)");
2508 if (r < 0)
2509 return r;
2510
2511 while ((r = sd_bus_message_read(message, "(ssbt)", &source, &destination, &ignore_enoent, &mount_flags)) > 0) {
2512
2513 if (!path_is_absolute(source))
2514 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Source path %s is not absolute.", source);
2515 if (!path_is_absolute(destination))
2516 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Destination path %s is not absolute.", destination);
2517 if (!IN_SET(mount_flags, 0, MS_REC))
2518 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mount flags.");
2519
2520 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2521 r = bind_mount_add(&c->bind_mounts, &c->n_bind_mounts,
2522 &(BindMount) {
2523 .source = source,
2524 .destination = destination,
2525 .read_only = !!strstr(name, "ReadOnly"),
2526 .recursive = !!(mount_flags & MS_REC),
2527 .ignore_enoent = ignore_enoent,
2528 });
2529 if (r < 0)
2530 return r;
2531
2532 unit_write_settingf(
2533 u, flags|UNIT_ESCAPE_SPECIFIERS, name,
2534 "%s=%s%s:%s:%s",
2535 name,
2536 ignore_enoent ? "-" : "",
2537 source,
2538 destination,
2539 (mount_flags & MS_REC) ? "rbind" : "norbind");
2540 }
2541
2542 empty = false;
2543 }
2544 if (r < 0)
2545 return r;
2546
2547 r = sd_bus_message_exit_container(message);
2548 if (r < 0)
2549 return r;
2550
2551 if (empty) {
2552 bind_mount_free_many(c->bind_mounts, c->n_bind_mounts);
2553 c->bind_mounts = NULL;
2554 c->n_bind_mounts = 0;
2555
2556 unit_write_settingf(u, flags, name, "%s=", name);
2557 }
2558
2559 return 1;
2560
2561 } else if (streq(name, "TemporaryFileSystem")) {
2562 const char *path, *options;
2563 bool empty = true;
2564
2565 r = sd_bus_message_enter_container(message, 'a', "(ss)");
2566 if (r < 0)
2567 return r;
2568
2569 while ((r = sd_bus_message_read(message, "(ss)", &path, &options)) > 0) {
2570
2571 if (!path_is_absolute(path))
2572 return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Mount point %s is not absolute.", path);
2573
2574 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2575 r = temporary_filesystem_add(&c->temporary_filesystems, &c->n_temporary_filesystems, path, options);
2576 if (r < 0)
2577 return r;
2578
2579 unit_write_settingf(
2580 u, flags|UNIT_ESCAPE_SPECIFIERS, name,
2581 "%s=%s:%s",
2582 name,
2583 path,
2584 options);
2585 }
2586
2587 empty = false;
2588 }
2589 if (r < 0)
2590 return r;
2591
2592 r = sd_bus_message_exit_container(message);
2593 if (r < 0)
2594 return r;
2595
2596 if (empty) {
2597 temporary_filesystem_free_many(c->temporary_filesystems, c->n_temporary_filesystems);
2598 c->temporary_filesystems = NULL;
2599 c->n_temporary_filesystems = 0;
2600
2601 unit_write_settingf(u, flags, name, "%s=", name);
2602 }
2603
2604 return 1;
2605
2606 } else if ((suffix = startswith(name, "Limit"))) {
2607 const char *soft = NULL;
2608 int ri;
2609
2610 ri = rlimit_from_string(suffix);
2611 if (ri < 0) {
2612 soft = endswith(suffix, "Soft");
2613 if (soft) {
2614 const char *n;
2615
2616 n = strndupa(suffix, soft - suffix);
2617 ri = rlimit_from_string(n);
2618 if (ri >= 0)
2619 name = strjoina("Limit", n);
2620 }
2621 }
2622
2623 if (ri >= 0) {
2624 uint64_t rl;
2625 rlim_t x;
2626
2627 r = sd_bus_message_read(message, "t", &rl);
2628 if (r < 0)
2629 return r;
2630
2631 if (rl == (uint64_t) -1)
2632 x = RLIM_INFINITY;
2633 else {
2634 x = (rlim_t) rl;
2635
2636 if ((uint64_t) x != rl)
2637 return -ERANGE;
2638 }
2639
2640 if (!UNIT_WRITE_FLAGS_NOOP(flags)) {
2641 _cleanup_free_ char *f = NULL;
2642 struct rlimit nl;
2643
2644 if (c->rlimit[ri]) {
2645 nl = *c->rlimit[ri];
2646
2647 if (soft)
2648 nl.rlim_cur = x;
2649 else
2650 nl.rlim_max = x;
2651 } else
2652 /* When the resource limit is not initialized yet, then assign the value to both fields */
2653 nl = (struct rlimit) {
2654 .rlim_cur = x,
2655 .rlim_max = x,
2656 };
2657
2658 r = rlimit_format(&nl, &f);
2659 if (r < 0)
2660 return r;
2661
2662 if (c->rlimit[ri])
2663 *c->rlimit[ri] = nl;
2664 else {
2665 c->rlimit[ri] = newdup(struct rlimit, &nl, 1);
2666 if (!c->rlimit[ri])
2667 return -ENOMEM;
2668 }
2669
2670 unit_write_settingf(u, flags, name, "%s=%s", name, f);
2671 }
2672
2673 return 1;
2674 }
2675
2676 }
2677
2678 return 0;
2679 }
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