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d6c9574f | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
4139c1b2 LP |
2 | |
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
9 | under the terms of the GNU Lesser General Public License as published by |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
4139c1b2 LP |
11 | (at your option) any later version. |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 16 | Lesser General Public License for more details. |
4139c1b2 | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
4139c1b2 LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
82c121a4 | 22 | #include <sys/prctl.h> |
4139c1b2 | 23 | |
57183d11 LP |
24 | #ifdef HAVE_SECCOMP |
25 | #include <seccomp.h> | |
26 | #endif | |
27 | ||
718db961 | 28 | #include "bus-util.h" |
82c121a4 LP |
29 | #include "missing.h" |
30 | #include "ioprio.h" | |
fe68089d | 31 | #include "strv.h" |
a5c32cff | 32 | #include "fileio.h" |
718db961 LP |
33 | #include "execute.h" |
34 | #include "dbus-execute.h" | |
5ce70e5b | 35 | #include "capability.h" |
c7040b5d | 36 | #include "env-util.h" |
4139c1b2 | 37 | |
57183d11 LP |
38 | #ifdef HAVE_SECCOMP |
39 | #include "seccomp-util.h" | |
40 | #endif | |
41 | ||
718db961 | 42 | BUS_DEFINE_PROPERTY_GET_ENUM(bus_property_get_exec_output, exec_output, ExecOutput); |
82c121a4 | 43 | |
718db961 | 44 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_exec_input, exec_input, ExecInput); |
8c7be95e | 45 | |
718db961 LP |
46 | static int property_get_environment_files( |
47 | sd_bus *bus, | |
48 | const char *path, | |
49 | const char *interface, | |
50 | const char *property, | |
51 | sd_bus_message *reply, | |
ebcf1f97 LP |
52 | void *userdata, |
53 | sd_bus_error *error) { | |
8c7be95e | 54 | |
718db961 LP |
55 | ExecContext *c = userdata; |
56 | char **j; | |
57 | int r; | |
8c7be95e | 58 | |
718db961 LP |
59 | assert(bus); |
60 | assert(reply); | |
61 | assert(c); | |
62 | ||
63 | r = sd_bus_message_open_container(reply, 'a', "(sb)"); | |
64 | if (r < 0) | |
65 | return r; | |
8c7be95e | 66 | |
718db961 LP |
67 | STRV_FOREACH(j, c->environment_files) { |
68 | const char *fn = *j; | |
8c7be95e | 69 | |
718db961 LP |
70 | r = sd_bus_message_append(reply, "(sb)", fn[0] == '-' ? fn + 1 : fn, fn[0] == '-'); |
71 | if (r < 0) | |
72 | return r; | |
8c7be95e LP |
73 | } |
74 | ||
718db961 LP |
75 | return sd_bus_message_close_container(reply); |
76 | } | |
77 | ||
78 | static int property_get_rlimit( | |
79 | sd_bus *bus, | |
80 | const char *path, | |
81 | const char *interface, | |
82 | const char *property, | |
83 | sd_bus_message *reply, | |
ebcf1f97 LP |
84 | void *userdata, |
85 | sd_bus_error *error) { | |
718db961 LP |
86 | |
87 | struct rlimit *rl; | |
88 | uint64_t u; | |
89 | ||
90 | assert(bus); | |
91 | assert(reply); | |
92 | assert(userdata); | |
8c7be95e | 93 | |
718db961 LP |
94 | rl = *(struct rlimit**) userdata; |
95 | if (rl) | |
96 | u = (uint64_t) rl->rlim_max; | |
97 | else { | |
98 | struct rlimit buf = {}; | |
99 | int z; | |
100 | ||
101 | z = rlimit_from_string(property); | |
102 | assert(z >= 0); | |
103 | ||
104 | getrlimit(z, &buf); | |
105 | ||
106 | u = (uint64_t) buf.rlim_max; | |
107 | } | |
108 | ||
109 | return sd_bus_message_append(reply, "t", u); | |
8c7be95e LP |
110 | } |
111 | ||
718db961 LP |
112 | static int property_get_oom_score_adjust( |
113 | sd_bus *bus, | |
114 | const char *path, | |
115 | const char *interface, | |
116 | const char *property, | |
117 | sd_bus_message *reply, | |
ebcf1f97 LP |
118 | void *userdata, |
119 | sd_bus_error *error) { | |
718db961 LP |
120 | |
121 | ||
122 | ExecContext *c = userdata; | |
82c121a4 LP |
123 | int32_t n; |
124 | ||
718db961 LP |
125 | assert(bus); |
126 | assert(reply); | |
82c121a4 LP |
127 | assert(c); |
128 | ||
dd6c17b1 LP |
129 | if (c->oom_score_adjust_set) |
130 | n = c->oom_score_adjust; | |
82c121a4 | 131 | else { |
68eda4bd | 132 | _cleanup_free_ char *t = NULL; |
82c121a4 LP |
133 | |
134 | n = 0; | |
718db961 | 135 | if (read_one_line_file("/proc/self/oom_score_adj", &t) >= 0) |
82c121a4 | 136 | safe_atoi(t, &n); |
82c121a4 LP |
137 | } |
138 | ||
718db961 | 139 | return sd_bus_message_append(reply, "i", n); |
82c121a4 LP |
140 | } |
141 | ||
718db961 LP |
142 | static int property_get_nice( |
143 | sd_bus *bus, | |
144 | const char *path, | |
145 | const char *interface, | |
146 | const char *property, | |
147 | sd_bus_message *reply, | |
ebcf1f97 LP |
148 | void *userdata, |
149 | sd_bus_error *error) { | |
718db961 LP |
150 | |
151 | ||
152 | ExecContext *c = userdata; | |
82c121a4 LP |
153 | int32_t n; |
154 | ||
718db961 LP |
155 | assert(bus); |
156 | assert(reply); | |
82c121a4 LP |
157 | assert(c); |
158 | ||
159 | if (c->nice_set) | |
160 | n = c->nice; | |
718db961 LP |
161 | else { |
162 | errno = 0; | |
82c121a4 | 163 | n = getpriority(PRIO_PROCESS, 0); |
718db961 LP |
164 | if (errno != 0) |
165 | n = 0; | |
166 | } | |
82c121a4 | 167 | |
718db961 | 168 | return sd_bus_message_append(reply, "i", n); |
82c121a4 LP |
169 | } |
170 | ||
718db961 LP |
171 | static int property_get_ioprio( |
172 | sd_bus *bus, | |
173 | const char *path, | |
174 | const char *interface, | |
175 | const char *property, | |
176 | sd_bus_message *reply, | |
ebcf1f97 LP |
177 | void *userdata, |
178 | sd_bus_error *error) { | |
718db961 LP |
179 | |
180 | ||
181 | ExecContext *c = userdata; | |
82c121a4 LP |
182 | int32_t n; |
183 | ||
718db961 LP |
184 | assert(bus); |
185 | assert(reply); | |
82c121a4 LP |
186 | assert(c); |
187 | ||
188 | if (c->ioprio_set) | |
189 | n = c->ioprio; | |
718db961 | 190 | else { |
82c121a4 | 191 | n = ioprio_get(IOPRIO_WHO_PROCESS, 0); |
718db961 LP |
192 | if (n < 0) |
193 | n = IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, 4); | |
194 | } | |
82c121a4 | 195 | |
718db961 | 196 | return sd_bus_message_append(reply, "i", n); |
82c121a4 LP |
197 | } |
198 | ||
718db961 LP |
199 | static int property_get_cpu_sched_policy( |
200 | sd_bus *bus, | |
201 | const char *path, | |
202 | const char *interface, | |
203 | const char *property, | |
204 | sd_bus_message *reply, | |
ebcf1f97 LP |
205 | void *userdata, |
206 | sd_bus_error *error) { | |
718db961 LP |
207 | |
208 | ExecContext *c = userdata; | |
82c121a4 LP |
209 | int32_t n; |
210 | ||
718db961 LP |
211 | assert(bus); |
212 | assert(reply); | |
82c121a4 LP |
213 | assert(c); |
214 | ||
215 | if (c->cpu_sched_set) | |
216 | n = c->cpu_sched_policy; | |
718db961 | 217 | else { |
82c121a4 | 218 | n = sched_getscheduler(0); |
718db961 LP |
219 | if (n < 0) |
220 | n = SCHED_OTHER; | |
221 | } | |
82c121a4 | 222 | |
718db961 | 223 | return sd_bus_message_append(reply, "i", n); |
82c121a4 LP |
224 | } |
225 | ||
718db961 LP |
226 | static int property_get_cpu_sched_priority( |
227 | sd_bus *bus, | |
228 | const char *path, | |
229 | const char *interface, | |
230 | const char *property, | |
231 | sd_bus_message *reply, | |
ebcf1f97 LP |
232 | void *userdata, |
233 | sd_bus_error *error) { | |
718db961 LP |
234 | |
235 | ExecContext *c = userdata; | |
82c121a4 LP |
236 | int32_t n; |
237 | ||
718db961 LP |
238 | assert(bus); |
239 | assert(reply); | |
82c121a4 LP |
240 | assert(c); |
241 | ||
242 | if (c->cpu_sched_set) | |
243 | n = c->cpu_sched_priority; | |
244 | else { | |
b92bea5d | 245 | struct sched_param p = {}; |
82c121a4 | 246 | |
82c121a4 LP |
247 | if (sched_getparam(0, &p) >= 0) |
248 | n = p.sched_priority; | |
e62d8c39 ZJS |
249 | else |
250 | n = 0; | |
82c121a4 LP |
251 | } |
252 | ||
718db961 | 253 | return sd_bus_message_append(reply, "i", n); |
82c121a4 LP |
254 | } |
255 | ||
718db961 LP |
256 | static int property_get_cpu_affinity( |
257 | sd_bus *bus, | |
258 | const char *path, | |
259 | const char *interface, | |
260 | const char *property, | |
261 | sd_bus_message *reply, | |
ebcf1f97 LP |
262 | void *userdata, |
263 | sd_bus_error *error) { | |
82c121a4 | 264 | |
718db961 | 265 | ExecContext *c = userdata; |
82c121a4 | 266 | |
718db961 LP |
267 | assert(bus); |
268 | assert(reply); | |
269 | assert(c); | |
82c121a4 LP |
270 | |
271 | if (c->cpuset) | |
718db961 | 272 | return sd_bus_message_append_array(reply, 'y', c->cpuset, CPU_ALLOC_SIZE(c->cpuset_ncpus)); |
82c121a4 | 273 | else |
718db961 | 274 | return sd_bus_message_append_array(reply, 'y', NULL, 0); |
82c121a4 LP |
275 | } |
276 | ||
718db961 LP |
277 | static int property_get_timer_slack_nsec( |
278 | sd_bus *bus, | |
279 | const char *path, | |
280 | const char *interface, | |
281 | const char *property, | |
282 | sd_bus_message *reply, | |
ebcf1f97 LP |
283 | void *userdata, |
284 | sd_bus_error *error) { | |
718db961 LP |
285 | |
286 | ExecContext *c = userdata; | |
82c121a4 LP |
287 | uint64_t u; |
288 | ||
718db961 LP |
289 | assert(bus); |
290 | assert(reply); | |
82c121a4 LP |
291 | assert(c); |
292 | ||
d88a251b | 293 | if (c->timer_slack_nsec != (nsec_t) -1) |
03fae018 | 294 | u = (uint64_t) c->timer_slack_nsec; |
82c121a4 LP |
295 | else |
296 | u = (uint64_t) prctl(PR_GET_TIMERSLACK); | |
297 | ||
718db961 | 298 | return sd_bus_message_append(reply, "t", u); |
82c121a4 LP |
299 | } |
300 | ||
718db961 LP |
301 | static int property_get_capability_bounding_set( |
302 | sd_bus *bus, | |
303 | const char *path, | |
304 | const char *interface, | |
305 | const char *property, | |
306 | sd_bus_message *reply, | |
ebcf1f97 LP |
307 | void *userdata, |
308 | sd_bus_error *error) { | |
260abb78 | 309 | |
718db961 LP |
310 | ExecContext *c = userdata; |
311 | ||
312 | assert(bus); | |
313 | assert(reply); | |
260abb78 LP |
314 | assert(c); |
315 | ||
7c3d67ef | 316 | /* We store this negated internally, to match the kernel, but |
260abb78 | 317 | * we expose it normalized. */ |
718db961 | 318 | return sd_bus_message_append(reply, "t", ~c->capability_bounding_set_drop); |
260abb78 LP |
319 | } |
320 | ||
718db961 LP |
321 | static int property_get_capabilities( |
322 | sd_bus *bus, | |
323 | const char *path, | |
324 | const char *interface, | |
325 | const char *property, | |
326 | sd_bus_message *reply, | |
ebcf1f97 LP |
327 | void *userdata, |
328 | sd_bus_error *error) { | |
718db961 LP |
329 | |
330 | ExecContext *c = userdata; | |
5ce70e5b | 331 | _cleanup_cap_free_charp_ char *t = NULL; |
82c121a4 | 332 | const char *s; |
82c121a4 | 333 | |
718db961 LP |
334 | assert(bus); |
335 | assert(reply); | |
82c121a4 LP |
336 | assert(c); |
337 | ||
338 | if (c->capabilities) | |
339 | s = t = cap_to_text(c->capabilities, NULL); | |
340 | else | |
341 | s = ""; | |
342 | ||
674cdd19 | 343 | if (!s) |
82c121a4 LP |
344 | return -ENOMEM; |
345 | ||
5ce70e5b | 346 | return sd_bus_message_append(reply, "s", s); |
82c121a4 LP |
347 | } |
348 | ||
718db961 LP |
349 | static int property_get_syscall_filter( |
350 | sd_bus *bus, | |
351 | const char *path, | |
352 | const char *interface, | |
353 | const char *property, | |
354 | sd_bus_message *reply, | |
ebcf1f97 LP |
355 | void *userdata, |
356 | sd_bus_error *error) { | |
82c121a4 | 357 | |
17df7223 LP |
358 | ExecContext *c = userdata; |
359 | _cleanup_strv_free_ char **l = NULL; | |
57183d11 LP |
360 | int r; |
361 | ||
351a19b1 | 362 | #ifdef HAVE_SECCOMP |
17df7223 LP |
363 | Iterator i; |
364 | void *id; | |
351a19b1 | 365 | #endif |
17df7223 LP |
366 | |
367 | assert(bus); | |
368 | assert(reply); | |
369 | assert(c); | |
370 | ||
57183d11 LP |
371 | r = sd_bus_message_open_container(reply, 'r', "bas"); |
372 | if (r < 0) | |
373 | return r; | |
374 | ||
375 | r = sd_bus_message_append(reply, "b", c->syscall_whitelist); | |
376 | if (r < 0) | |
377 | return r; | |
378 | ||
351a19b1 | 379 | #ifdef HAVE_SECCOMP |
17df7223 LP |
380 | SET_FOREACH(id, c->syscall_filter, i) { |
381 | char *name; | |
382 | ||
383 | name = seccomp_syscall_resolve_num_arch(SCMP_ARCH_NATIVE, PTR_TO_INT(id) - 1); | |
384 | if (!name) | |
385 | continue; | |
386 | ||
387 | r = strv_push(&l, name); | |
388 | if (r < 0) { | |
389 | free(name); | |
390 | return -ENOMEM; | |
391 | } | |
392 | } | |
351a19b1 | 393 | #endif |
17df7223 LP |
394 | |
395 | strv_sort(l); | |
396 | ||
57183d11 LP |
397 | r = sd_bus_message_append_strv(reply, l); |
398 | if (r < 0) | |
399 | return r; | |
17df7223 | 400 | |
57183d11 LP |
401 | return sd_bus_message_close_container(reply); |
402 | } | |
17df7223 | 403 | |
57183d11 LP |
404 | static int property_get_syscall_archs( |
405 | sd_bus *bus, | |
406 | const char *path, | |
407 | const char *interface, | |
408 | const char *property, | |
409 | sd_bus_message *reply, | |
410 | void *userdata, | |
411 | sd_bus_error *error) { | |
412 | ||
413 | ExecContext *c = userdata; | |
414 | _cleanup_strv_free_ char **l = NULL; | |
415 | int r; | |
416 | ||
417 | #ifdef HAVE_SECCOMP | |
418 | Iterator i; | |
419 | void *id; | |
420 | #endif | |
421 | ||
422 | assert(bus); | |
423 | assert(reply); | |
424 | assert(c); | |
17df7223 | 425 | |
57183d11 LP |
426 | #ifdef HAVE_SECCOMP |
427 | SET_FOREACH(id, c->syscall_archs, i) { | |
428 | const char *name; | |
429 | ||
430 | name = seccomp_arch_to_string(PTR_TO_UINT32(id) - 1); | |
431 | if (!name) | |
432 | continue; | |
433 | ||
434 | r = strv_extend(&l, name); | |
435 | if (r < 0) | |
436 | return -ENOMEM; | |
17df7223 | 437 | } |
57183d11 LP |
438 | #endif |
439 | ||
440 | strv_sort(l); | |
441 | ||
442 | r = sd_bus_message_append_strv(reply, l); | |
443 | if (r < 0) | |
444 | return r; | |
17df7223 | 445 | |
57183d11 | 446 | return 0; |
17df7223 LP |
447 | } |
448 | ||
449 | static int property_get_syscall_errno( | |
450 | sd_bus *bus, | |
451 | const char *path, | |
452 | const char *interface, | |
453 | const char *property, | |
454 | sd_bus_message *reply, | |
455 | void *userdata, | |
456 | sd_bus_error *error) { | |
457 | ||
718db961 | 458 | ExecContext *c = userdata; |
82c121a4 | 459 | |
718db961 LP |
460 | assert(bus); |
461 | assert(reply); | |
462 | assert(c); | |
82c121a4 | 463 | |
17df7223 | 464 | return sd_bus_message_append(reply, "i", (int32_t) c->syscall_errno); |
718db961 | 465 | } |
82c121a4 | 466 | |
5f8640fb LP |
467 | static int property_get_selinux_context( |
468 | sd_bus *bus, | |
469 | const char *path, | |
470 | const char *interface, | |
471 | const char *property, | |
472 | sd_bus_message *reply, | |
473 | void *userdata, | |
474 | sd_bus_error *error) { | |
475 | ||
476 | ExecContext *c = userdata; | |
477 | ||
478 | assert(bus); | |
479 | assert(reply); | |
480 | assert(c); | |
481 | ||
482 | return sd_bus_message_append(reply, "(bs)", c->selinux_context_ignore, c->selinux_context); | |
483 | } | |
484 | ||
718db961 LP |
485 | const sd_bus_vtable bus_exec_vtable[] = { |
486 | SD_BUS_VTABLE_START(0), | |
556089dc LP |
487 | SD_BUS_PROPERTY("Environment", "as", NULL, offsetof(ExecContext, environment), SD_BUS_VTABLE_PROPERTY_CONST), |
488 | SD_BUS_PROPERTY("EnvironmentFiles", "a(sb)", property_get_environment_files, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
489 | SD_BUS_PROPERTY("UMask", "u", bus_property_get_mode, offsetof(ExecContext, umask), SD_BUS_VTABLE_PROPERTY_CONST), | |
490 | SD_BUS_PROPERTY("LimitCPU", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CPU]), SD_BUS_VTABLE_PROPERTY_CONST), | |
491 | SD_BUS_PROPERTY("LimitFSIZE", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_FSIZE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
492 | SD_BUS_PROPERTY("LimitDATA", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_DATA]), SD_BUS_VTABLE_PROPERTY_CONST), | |
493 | SD_BUS_PROPERTY("LimitSTACK", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_STACK]), SD_BUS_VTABLE_PROPERTY_CONST), | |
494 | SD_BUS_PROPERTY("LimitCORE", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_CORE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
495 | SD_BUS_PROPERTY("LimitRSS", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RSS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
496 | SD_BUS_PROPERTY("LimitNOFILE", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NOFILE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
497 | SD_BUS_PROPERTY("LimitAS", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_AS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
498 | SD_BUS_PROPERTY("LimitNPROC", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NPROC]), SD_BUS_VTABLE_PROPERTY_CONST), | |
499 | SD_BUS_PROPERTY("LimitMEMLOCK", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MEMLOCK]), SD_BUS_VTABLE_PROPERTY_CONST), | |
500 | SD_BUS_PROPERTY("LimitLOCKS", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_LOCKS]), SD_BUS_VTABLE_PROPERTY_CONST), | |
501 | SD_BUS_PROPERTY("LimitSIGPENDING", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_SIGPENDING]), SD_BUS_VTABLE_PROPERTY_CONST), | |
502 | SD_BUS_PROPERTY("LimitMSGQUEUE", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_MSGQUEUE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
503 | SD_BUS_PROPERTY("LimitNICE", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_NICE]), SD_BUS_VTABLE_PROPERTY_CONST), | |
504 | SD_BUS_PROPERTY("LimitRTPRIO", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTPRIO]), SD_BUS_VTABLE_PROPERTY_CONST), | |
505 | SD_BUS_PROPERTY("LimitRTTIME", "t", property_get_rlimit, offsetof(ExecContext, rlimit[RLIMIT_RTTIME]), SD_BUS_VTABLE_PROPERTY_CONST), | |
506 | SD_BUS_PROPERTY("WorkingDirectory", "s", NULL, offsetof(ExecContext, working_directory), SD_BUS_VTABLE_PROPERTY_CONST), | |
507 | SD_BUS_PROPERTY("RootDirectory", "s", NULL, offsetof(ExecContext, root_directory), SD_BUS_VTABLE_PROPERTY_CONST), | |
508 | SD_BUS_PROPERTY("OOMScoreAdjust", "i", property_get_oom_score_adjust, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
509 | SD_BUS_PROPERTY("Nice", "i", property_get_nice, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
510 | SD_BUS_PROPERTY("IOScheduling", "i", property_get_ioprio, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
511 | SD_BUS_PROPERTY("CPUSchedulingPolicy", "i", property_get_cpu_sched_policy, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
512 | SD_BUS_PROPERTY("CPUSchedulingPriority", "i", property_get_cpu_sched_priority, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
513 | SD_BUS_PROPERTY("CPUAffinity", "ay", property_get_cpu_affinity, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
514 | SD_BUS_PROPERTY("TimerSlackNSec", "t", property_get_timer_slack_nsec, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
515 | SD_BUS_PROPERTY("CPUSchedulingResetOnFork", "b", bus_property_get_bool, offsetof(ExecContext, cpu_sched_reset_on_fork), SD_BUS_VTABLE_PROPERTY_CONST), | |
516 | SD_BUS_PROPERTY("NonBlocking", "b", bus_property_get_bool, offsetof(ExecContext, non_blocking), SD_BUS_VTABLE_PROPERTY_CONST), | |
517 | SD_BUS_PROPERTY("StandardInput", "s", property_get_exec_input, offsetof(ExecContext, std_input), SD_BUS_VTABLE_PROPERTY_CONST), | |
518 | SD_BUS_PROPERTY("StandardOutput", "s", bus_property_get_exec_output, offsetof(ExecContext, std_output), SD_BUS_VTABLE_PROPERTY_CONST), | |
519 | SD_BUS_PROPERTY("StandardError", "s", bus_property_get_exec_output, offsetof(ExecContext, std_error), SD_BUS_VTABLE_PROPERTY_CONST), | |
520 | SD_BUS_PROPERTY("TTYPath", "s", NULL, offsetof(ExecContext, tty_path), SD_BUS_VTABLE_PROPERTY_CONST), | |
521 | SD_BUS_PROPERTY("TTYReset", "b", bus_property_get_bool, offsetof(ExecContext, tty_reset), SD_BUS_VTABLE_PROPERTY_CONST), | |
522 | SD_BUS_PROPERTY("TTYVHangup", "b", bus_property_get_bool, offsetof(ExecContext, tty_vhangup), SD_BUS_VTABLE_PROPERTY_CONST), | |
523 | SD_BUS_PROPERTY("TTYVTDisallocate", "b", bus_property_get_bool, offsetof(ExecContext, tty_vt_disallocate), SD_BUS_VTABLE_PROPERTY_CONST), | |
524 | SD_BUS_PROPERTY("SyslogPriority", "i", bus_property_get_int, offsetof(ExecContext, syslog_priority), SD_BUS_VTABLE_PROPERTY_CONST), | |
525 | SD_BUS_PROPERTY("SyslogIdentifier", "s", NULL, offsetof(ExecContext, syslog_identifier), SD_BUS_VTABLE_PROPERTY_CONST), | |
526 | SD_BUS_PROPERTY("SyslogLevelPrefix", "b", bus_property_get_bool, offsetof(ExecContext, syslog_level_prefix), SD_BUS_VTABLE_PROPERTY_CONST), | |
527 | SD_BUS_PROPERTY("Capabilities", "s", property_get_capabilities, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
528 | SD_BUS_PROPERTY("SecureBits", "i", bus_property_get_int, offsetof(ExecContext, secure_bits), SD_BUS_VTABLE_PROPERTY_CONST), | |
529 | SD_BUS_PROPERTY("CapabilityBoundingSet", "t", property_get_capability_bounding_set, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
530 | SD_BUS_PROPERTY("User", "s", NULL, offsetof(ExecContext, user), SD_BUS_VTABLE_PROPERTY_CONST), | |
531 | SD_BUS_PROPERTY("Group", "s", NULL, offsetof(ExecContext, group), SD_BUS_VTABLE_PROPERTY_CONST), | |
532 | SD_BUS_PROPERTY("SupplementaryGroups", "as", NULL, offsetof(ExecContext, supplementary_groups), SD_BUS_VTABLE_PROPERTY_CONST), | |
533 | SD_BUS_PROPERTY("TCPWrapName", "s", NULL, offsetof(ExecContext, tcpwrap_name), SD_BUS_VTABLE_PROPERTY_CONST), | |
534 | SD_BUS_PROPERTY("PAMName", "s", NULL, offsetof(ExecContext, pam_name), SD_BUS_VTABLE_PROPERTY_CONST), | |
535 | SD_BUS_PROPERTY("ReadWriteDirectories", "as", NULL, offsetof(ExecContext, read_write_dirs), SD_BUS_VTABLE_PROPERTY_CONST), | |
536 | SD_BUS_PROPERTY("ReadOnlyDirectories", "as", NULL, offsetof(ExecContext, read_only_dirs), SD_BUS_VTABLE_PROPERTY_CONST), | |
537 | SD_BUS_PROPERTY("InaccessibleDirectories", "as", NULL, offsetof(ExecContext, inaccessible_dirs), SD_BUS_VTABLE_PROPERTY_CONST), | |
538 | SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST), | |
539 | SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST), | |
540 | SD_BUS_PROPERTY("PrivateNetwork", "b", bus_property_get_bool, offsetof(ExecContext, private_network), SD_BUS_VTABLE_PROPERTY_CONST), | |
7f112f50 | 541 | SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST), |
556089dc LP |
542 | SD_BUS_PROPERTY("SameProcessGroup", "b", bus_property_get_bool, offsetof(ExecContext, same_pgrp), SD_BUS_VTABLE_PROPERTY_CONST), |
543 | SD_BUS_PROPERTY("UtmpIdentifier", "s", NULL, offsetof(ExecContext, utmp_id), SD_BUS_VTABLE_PROPERTY_CONST), | |
5f8640fb | 544 | SD_BUS_PROPERTY("SELinuxContext", "(bs)", property_get_selinux_context, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
556089dc LP |
545 | SD_BUS_PROPERTY("IgnoreSIGPIPE", "b", bus_property_get_bool, offsetof(ExecContext, ignore_sigpipe), SD_BUS_VTABLE_PROPERTY_CONST), |
546 | SD_BUS_PROPERTY("NoNewPrivileges", "b", bus_property_get_bool, offsetof(ExecContext, no_new_privileges), SD_BUS_VTABLE_PROPERTY_CONST), | |
57183d11 LP |
547 | SD_BUS_PROPERTY("SystemCallFilter", "(bas)", property_get_syscall_filter, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
548 | SD_BUS_PROPERTY("SystemCallArchitectures", "as", property_get_syscall_archs, 0, SD_BUS_VTABLE_PROPERTY_CONST), | |
17df7223 | 549 | SD_BUS_PROPERTY("SystemCallErrorNumber", "i", property_get_syscall_errno, 0, SD_BUS_VTABLE_PROPERTY_CONST), |
718db961 LP |
550 | SD_BUS_VTABLE_END |
551 | }; | |
82c121a4 | 552 | |
4d4c80d0 LP |
553 | static int append_exec_command(sd_bus_message *reply, ExecCommand *c) { |
554 | int r; | |
555 | ||
556 | assert(reply); | |
557 | assert(c); | |
558 | ||
559 | if (!c->path) | |
560 | return 0; | |
561 | ||
562 | r = sd_bus_message_open_container(reply, 'r', "sasbttttuii"); | |
563 | if (r < 0) | |
564 | return r; | |
565 | ||
566 | r = sd_bus_message_append(reply, "s", c->path); | |
567 | if (r < 0) | |
568 | return r; | |
569 | ||
570 | r = sd_bus_message_append_strv(reply, c->argv); | |
571 | if (r < 0) | |
572 | return r; | |
573 | ||
574 | r = sd_bus_message_append(reply, "bttttuii", | |
575 | c->ignore, | |
576 | c->exec_status.start_timestamp.realtime, | |
577 | c->exec_status.start_timestamp.monotonic, | |
578 | c->exec_status.exit_timestamp.realtime, | |
579 | c->exec_status.exit_timestamp.monotonic, | |
580 | (uint32_t) c->exec_status.pid, | |
581 | (int32_t) c->exec_status.code, | |
582 | (int32_t) c->exec_status.status); | |
583 | if (r < 0) | |
584 | return r; | |
585 | ||
586 | return sd_bus_message_close_container(reply); | |
587 | } | |
588 | ||
718db961 LP |
589 | int bus_property_get_exec_command( |
590 | sd_bus *bus, | |
591 | const char *path, | |
592 | const char *interface, | |
593 | const char *property, | |
594 | sd_bus_message *reply, | |
ebcf1f97 LP |
595 | void *userdata, |
596 | sd_bus_error *ret_error) { | |
fe68089d | 597 | |
4d4c80d0 | 598 | ExecCommand *c = (ExecCommand*) userdata; |
718db961 | 599 | int r; |
fe68089d | 600 | |
718db961 LP |
601 | assert(bus); |
602 | assert(reply); | |
fe68089d | 603 | |
718db961 LP |
604 | r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)"); |
605 | if (r < 0) | |
606 | return r; | |
fe68089d | 607 | |
4d4c80d0 LP |
608 | r = append_exec_command(reply, c); |
609 | if (r < 0) | |
610 | return r; | |
fe68089d | 611 | |
4d4c80d0 LP |
612 | return sd_bus_message_close_container(reply); |
613 | } | |
718db961 | 614 | |
4d4c80d0 LP |
615 | int bus_property_get_exec_command_list( |
616 | sd_bus *bus, | |
617 | const char *path, | |
618 | const char *interface, | |
619 | const char *property, | |
620 | sd_bus_message *reply, | |
621 | void *userdata, | |
622 | sd_bus_error *ret_error) { | |
718db961 | 623 | |
4d4c80d0 LP |
624 | ExecCommand *c = *(ExecCommand**) userdata; |
625 | int r; | |
718db961 | 626 | |
4d4c80d0 LP |
627 | assert(bus); |
628 | assert(reply); | |
629 | ||
630 | r = sd_bus_message_open_container(reply, 'a', "(sasbttttuii)"); | |
631 | if (r < 0) | |
632 | return r; | |
718db961 | 633 | |
4d4c80d0 LP |
634 | LIST_FOREACH(command, c, c) { |
635 | r = append_exec_command(reply, c); | |
718db961 LP |
636 | if (r < 0) |
637 | return r; | |
fe68089d LP |
638 | } |
639 | ||
718db961 | 640 | return sd_bus_message_close_container(reply); |
8351ceae | 641 | } |
c7040b5d LP |
642 | |
643 | int bus_exec_context_set_transient_property( | |
644 | Unit *u, | |
645 | ExecContext *c, | |
646 | const char *name, | |
647 | sd_bus_message *message, | |
648 | UnitSetPropertiesMode mode, | |
649 | sd_bus_error *error) { | |
650 | ||
651 | int r; | |
652 | ||
653 | assert(u); | |
654 | assert(c); | |
655 | assert(name); | |
656 | assert(message); | |
657 | ||
658 | if (streq(name, "User")) { | |
659 | const char *uu; | |
660 | ||
661 | r = sd_bus_message_read(message, "s", &uu); | |
662 | if (r < 0) | |
663 | return r; | |
664 | ||
665 | if (mode != UNIT_CHECK) { | |
666 | ||
667 | if (isempty(uu)) { | |
668 | free(c->user); | |
669 | c->user = NULL; | |
670 | } else { | |
671 | char *t; | |
672 | ||
673 | t = strdup(uu); | |
674 | if (!t) | |
675 | return -ENOMEM; | |
676 | ||
677 | free(c->user); | |
678 | c->user = t; | |
679 | } | |
680 | ||
681 | unit_write_drop_in_private_format(u, mode, name, "User=%s\n", uu); | |
682 | } | |
683 | ||
684 | return 1; | |
685 | ||
686 | } else if (streq(name, "Group")) { | |
687 | const char *gg; | |
688 | ||
689 | r = sd_bus_message_read(message, "s", &gg); | |
690 | if (r < 0) | |
691 | return r; | |
692 | ||
693 | if (mode != UNIT_CHECK) { | |
694 | ||
695 | if (isempty(gg)) { | |
696 | free(c->group); | |
697 | c->group = NULL; | |
698 | } else { | |
699 | char *t; | |
700 | ||
701 | t = strdup(gg); | |
702 | if (!t) | |
703 | return -ENOMEM; | |
704 | ||
705 | free(c->group); | |
706 | c->group = t; | |
707 | } | |
708 | ||
709 | unit_write_drop_in_private_format(u, mode, name, "Group=%s\n", gg); | |
710 | } | |
711 | ||
712 | return 1; | |
713 | ||
714 | } else if (streq(name, "Nice")) { | |
715 | int n; | |
716 | ||
717 | r = sd_bus_message_read(message, "i", &n); | |
718 | if (r < 0) | |
719 | return r; | |
720 | ||
721 | if (n < PRIO_MIN || n >= PRIO_MAX) | |
722 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Nice value out of range"); | |
723 | ||
724 | if (mode != UNIT_CHECK) { | |
725 | c->nice = n; | |
726 | unit_write_drop_in_private_format(u, mode, name, "Nice=%i\n", n); | |
727 | } | |
728 | ||
729 | return 1; | |
730 | ||
731 | } else if (streq(name, "Environment")) { | |
732 | ||
733 | _cleanup_strv_free_ char **l = NULL; | |
734 | ||
735 | r = sd_bus_message_read_strv(message, &l); | |
736 | if (r < 0) | |
737 | return r; | |
738 | ||
739 | if (!strv_env_is_valid(l)) | |
740 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid environment block."); | |
741 | ||
742 | if (mode != UNIT_CHECK) { | |
1006a62d | 743 | _cleanup_free_ char *joined = NULL; |
c7040b5d LP |
744 | char **e; |
745 | ||
746 | e = strv_env_merge(2, c->environment, l); | |
747 | if (!e) | |
748 | return -ENOMEM; | |
749 | ||
750 | strv_free(c->environment); | |
751 | c->environment = e; | |
752 | ||
753 | joined = strv_join(c->environment, " "); | |
754 | if (!joined) | |
755 | return -ENOMEM; | |
756 | ||
757 | unit_write_drop_in_private_format(u, mode, name, "Environment=%s\n", joined); | |
758 | } | |
759 | ||
760 | return 1; | |
761 | } | |
762 | ||
763 | return 0; | |
764 | } |