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Commit | Line | Data |
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3efd4195 LP |
1 | /*-*- Mode: C; c-basic-offset: 8 -*-*/ |
2 | ||
a7334b09 LP |
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 | |
9 | under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
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 | |
16 | General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
87f0e418 | 22 | #include <linux/oom.h> |
3efd4195 LP |
23 | #include <assert.h> |
24 | #include <errno.h> | |
25 | #include <string.h> | |
87f0e418 LP |
26 | #include <unistd.h> |
27 | #include <fcntl.h> | |
94f04347 LP |
28 | #include <sched.h> |
29 | #include <sys/prctl.h> | |
15ae422b | 30 | #include <sys/mount.h> |
3efd4195 | 31 | |
87f0e418 | 32 | #include "unit.h" |
3efd4195 LP |
33 | #include "strv.h" |
34 | #include "conf-parser.h" | |
35 | #include "load-fragment.h" | |
16354eff | 36 | #include "log.h" |
9eba9da4 | 37 | #include "ioprio.h" |
94f04347 LP |
38 | #include "securebits.h" |
39 | #include "missing.h" | |
9e2f7c11 | 40 | #include "unit-name.h" |
3efd4195 | 41 | |
0d87eb42 LP |
42 | #define DEFINE_CONFIG_PARSE_ENUM(function,name,type,msg) \ |
43 | static int function( \ | |
44 | const char *filename, \ | |
45 | unsigned line, \ | |
46 | const char *section, \ | |
47 | const char *lvalue, \ | |
48 | const char *rvalue, \ | |
49 | void *data, \ | |
50 | void *userdata) { \ | |
51 | \ | |
52 | type *i = data, x; \ | |
53 | \ | |
54 | assert(filename); \ | |
55 | assert(lvalue); \ | |
56 | assert(rvalue); \ | |
57 | assert(data); \ | |
58 | \ | |
59 | if ((x = name##_from_string(rvalue)) < 0) { \ | |
60 | log_error("[%s:%u] " msg ": %s", filename, line, rvalue); \ | |
61 | return -EBADMSG; \ | |
62 | } \ | |
63 | \ | |
64 | *i = x; \ | |
65 | \ | |
66 | return 0; \ | |
67 | } | |
68 | ||
42f4e3c4 | 69 | static int config_parse_deps( |
3efd4195 LP |
70 | const char *filename, |
71 | unsigned line, | |
72 | const char *section, | |
73 | const char *lvalue, | |
74 | const char *rvalue, | |
75 | void *data, | |
76 | void *userdata) { | |
77 | ||
87f0e418 LP |
78 | UnitDependency d = PTR_TO_UINT(data); |
79 | Unit *u = userdata; | |
3efd4195 LP |
80 | char *w; |
81 | size_t l; | |
82 | char *state; | |
83 | ||
84 | assert(filename); | |
85 | assert(lvalue); | |
86 | assert(rvalue); | |
3efd4195 | 87 | |
f62c0e4f | 88 | FOREACH_WORD(w, l, rvalue, state) { |
9e2f7c11 | 89 | char *t, *k; |
3efd4195 | 90 | int r; |
3efd4195 LP |
91 | |
92 | if (!(t = strndup(w, l))) | |
93 | return -ENOMEM; | |
94 | ||
9e2f7c11 | 95 | k = unit_name_printf(u, t); |
3efd4195 LP |
96 | free(t); |
97 | ||
9e2f7c11 LP |
98 | if (!k) |
99 | return -ENOMEM; | |
100 | ||
701cc384 | 101 | r = unit_add_dependency_by_name(u, d, k, NULL, true); |
9e2f7c11 LP |
102 | free(k); |
103 | ||
3efd4195 LP |
104 | if (r < 0) |
105 | return r; | |
3efd4195 LP |
106 | } |
107 | ||
108 | return 0; | |
109 | } | |
110 | ||
42f4e3c4 | 111 | static int config_parse_names( |
87d1515d LP |
112 | const char *filename, |
113 | unsigned line, | |
114 | const char *section, | |
115 | const char *lvalue, | |
116 | const char *rvalue, | |
117 | void *data, | |
118 | void *userdata) { | |
119 | ||
87f0e418 | 120 | Unit *u = userdata; |
87d1515d LP |
121 | char *w; |
122 | size_t l; | |
123 | char *state; | |
124 | ||
125 | assert(filename); | |
126 | assert(lvalue); | |
127 | assert(rvalue); | |
128 | assert(data); | |
129 | ||
f62c0e4f | 130 | FOREACH_WORD(w, l, rvalue, state) { |
9e2f7c11 | 131 | char *t, *k; |
87d1515d | 132 | int r; |
87d1515d LP |
133 | |
134 | if (!(t = strndup(w, l))) | |
135 | return -ENOMEM; | |
136 | ||
9e2f7c11 | 137 | k = unit_name_printf(u, t); |
87d1515d | 138 | free(t); |
23a177ef | 139 | |
9e2f7c11 LP |
140 | if (!k) |
141 | return -ENOMEM; | |
142 | ||
143 | r = unit_merge_by_name(u, k); | |
144 | free(k); | |
145 | ||
23a177ef LP |
146 | if (r < 0) |
147 | return r; | |
87d1515d LP |
148 | } |
149 | ||
150 | return 0; | |
151 | } | |
152 | ||
42f4e3c4 LP |
153 | static int config_parse_listen( |
154 | const char *filename, | |
155 | unsigned line, | |
156 | const char *section, | |
157 | const char *lvalue, | |
158 | const char *rvalue, | |
159 | void *data, | |
160 | void *userdata) { | |
161 | ||
16354eff | 162 | int r; |
542563ba LP |
163 | SocketPort *p; |
164 | Socket *s; | |
16354eff | 165 | |
42f4e3c4 LP |
166 | assert(filename); |
167 | assert(lvalue); | |
168 | assert(rvalue); | |
169 | assert(data); | |
170 | ||
542563ba LP |
171 | s = (Socket*) data; |
172 | ||
173 | if (!(p = new0(SocketPort, 1))) | |
174 | return -ENOMEM; | |
175 | ||
176 | if (streq(lvalue, "ListenFIFO")) { | |
177 | p->type = SOCKET_FIFO; | |
178 | ||
179 | if (!(p->path = strdup(rvalue))) { | |
180 | free(p); | |
181 | return -ENOMEM; | |
182 | } | |
183 | } else { | |
184 | p->type = SOCKET_SOCKET; | |
185 | ||
186 | if ((r = socket_address_parse(&p->address, rvalue)) < 0) { | |
187 | log_error("[%s:%u] Failed to parse address value: %s", filename, line, rvalue); | |
188 | free(p); | |
189 | return r; | |
190 | } | |
191 | ||
192 | if (streq(lvalue, "ListenStream")) | |
193 | p->address.type = SOCK_STREAM; | |
194 | else if (streq(lvalue, "ListenDatagram")) | |
195 | p->address.type = SOCK_DGRAM; | |
196 | else { | |
197 | assert(streq(lvalue, "ListenSequentialPacket")); | |
198 | p->address.type = SOCK_SEQPACKET; | |
199 | } | |
200 | ||
201 | if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) { | |
202 | free(p); | |
203 | return -EPROTONOSUPPORT; | |
204 | } | |
16354eff LP |
205 | } |
206 | ||
542563ba | 207 | p->fd = -1; |
034c6ed7 | 208 | LIST_PREPEND(SocketPort, port, s->ports, p); |
542563ba | 209 | |
16354eff | 210 | return 0; |
42f4e3c4 LP |
211 | } |
212 | ||
034c6ed7 | 213 | static int config_parse_socket_bind( |
42f4e3c4 LP |
214 | const char *filename, |
215 | unsigned line, | |
216 | const char *section, | |
217 | const char *lvalue, | |
218 | const char *rvalue, | |
219 | void *data, | |
220 | void *userdata) { | |
221 | ||
542563ba LP |
222 | int r; |
223 | Socket *s; | |
42f4e3c4 LP |
224 | |
225 | assert(filename); | |
226 | assert(lvalue); | |
227 | assert(rvalue); | |
228 | assert(data); | |
229 | ||
542563ba LP |
230 | s = (Socket*) data; |
231 | ||
232 | if ((r = parse_boolean(rvalue)) < 0) { | |
233 | log_error("[%s:%u] Failed to parse bind IPv6 only value: %s", filename, line, rvalue); | |
234 | return r; | |
16354eff | 235 | } |
42f4e3c4 | 236 | |
542563ba LP |
237 | s->bind_ipv6_only = r ? SOCKET_ADDRESS_IPV6_ONLY : SOCKET_ADDRESS_BOTH; |
238 | ||
42f4e3c4 LP |
239 | return 0; |
240 | } | |
241 | ||
034c6ed7 LP |
242 | static int config_parse_nice( |
243 | const char *filename, | |
244 | unsigned line, | |
245 | const char *section, | |
246 | const char *lvalue, | |
247 | const char *rvalue, | |
248 | void *data, | |
249 | void *userdata) { | |
250 | ||
fb33a393 LP |
251 | ExecContext *c = data; |
252 | int priority, r; | |
034c6ed7 LP |
253 | |
254 | assert(filename); | |
255 | assert(lvalue); | |
256 | assert(rvalue); | |
257 | assert(data); | |
258 | ||
259 | if ((r = safe_atoi(rvalue, &priority)) < 0) { | |
260 | log_error("[%s:%u] Failed to parse nice priority: %s", filename, line, rvalue); | |
261 | return r; | |
262 | } | |
263 | ||
264 | if (priority < PRIO_MIN || priority >= PRIO_MAX) { | |
265 | log_error("[%s:%u] Nice priority out of range: %s", filename, line, rvalue); | |
266 | return -ERANGE; | |
267 | } | |
268 | ||
fb33a393 LP |
269 | c->nice = priority; |
270 | c->nice_set = false; | |
271 | ||
034c6ed7 LP |
272 | return 0; |
273 | } | |
274 | ||
275 | static int config_parse_oom_adjust( | |
276 | const char *filename, | |
277 | unsigned line, | |
278 | const char *section, | |
279 | const char *lvalue, | |
280 | const char *rvalue, | |
281 | void *data, | |
282 | void *userdata) { | |
283 | ||
fb33a393 LP |
284 | ExecContext *c = data; |
285 | int oa, r; | |
034c6ed7 LP |
286 | |
287 | assert(filename); | |
288 | assert(lvalue); | |
289 | assert(rvalue); | |
290 | assert(data); | |
291 | ||
292 | if ((r = safe_atoi(rvalue, &oa)) < 0) { | |
293 | log_error("[%s:%u] Failed to parse OOM adjust value: %s", filename, line, rvalue); | |
294 | return r; | |
295 | } | |
296 | ||
297 | if (oa < OOM_DISABLE || oa > OOM_ADJUST_MAX) { | |
298 | log_error("[%s:%u] OOM adjust value out of range: %s", filename, line, rvalue); | |
299 | return -ERANGE; | |
300 | } | |
301 | ||
fb33a393 LP |
302 | c->oom_adjust = oa; |
303 | c->oom_adjust_set = true; | |
304 | ||
034c6ed7 LP |
305 | return 0; |
306 | } | |
307 | ||
b5a0699f | 308 | static int config_parse_mode( |
034c6ed7 LP |
309 | const char *filename, |
310 | unsigned line, | |
311 | const char *section, | |
312 | const char *lvalue, | |
313 | const char *rvalue, | |
314 | void *data, | |
315 | void *userdata) { | |
316 | ||
317 | mode_t *m = data; | |
318 | long l; | |
319 | char *x = NULL; | |
320 | ||
321 | assert(filename); | |
322 | assert(lvalue); | |
323 | assert(rvalue); | |
324 | assert(data); | |
325 | ||
326 | errno = 0; | |
327 | l = strtol(rvalue, &x, 8); | |
328 | if (!x || *x || errno) { | |
b5a0699f | 329 | log_error("[%s:%u] Failed to parse mode value: %s", filename, line, rvalue); |
034c6ed7 LP |
330 | return errno ? -errno : -EINVAL; |
331 | } | |
332 | ||
b5a0699f LP |
333 | if (l < 0000 || l > 07777) { |
334 | log_error("[%s:%u] mode value out of range: %s", filename, line, rvalue); | |
034c6ed7 LP |
335 | return -ERANGE; |
336 | } | |
337 | ||
338 | *m = (mode_t) l; | |
339 | return 0; | |
340 | } | |
341 | ||
342 | static int config_parse_exec( | |
343 | const char *filename, | |
344 | unsigned line, | |
345 | const char *section, | |
346 | const char *lvalue, | |
347 | const char *rvalue, | |
348 | void *data, | |
349 | void *userdata) { | |
350 | ||
a6a80b4f | 351 | ExecCommand **e = data, *nce = NULL; |
034c6ed7 LP |
352 | char **n; |
353 | char *w; | |
354 | unsigned k; | |
355 | size_t l; | |
356 | char *state; | |
357 | ||
358 | assert(filename); | |
359 | assert(lvalue); | |
360 | assert(rvalue); | |
361 | assert(data); | |
362 | ||
363 | k = 0; | |
364 | FOREACH_WORD_QUOTED(w, l, rvalue, state) | |
365 | k++; | |
366 | ||
367 | if (!(n = new(char*, k+1))) | |
368 | return -ENOMEM; | |
369 | ||
44d8db9e | 370 | k = 0; |
034c6ed7 LP |
371 | FOREACH_WORD_QUOTED(w, l, rvalue, state) |
372 | if (!(n[k++] = strndup(w, l))) | |
373 | goto fail; | |
374 | ||
375 | n[k] = NULL; | |
376 | ||
0301abf4 | 377 | if (!n[0] || !path_is_absolute(n[0])) { |
034c6ed7 LP |
378 | log_error("[%s:%u] Invalid executable path in command line: %s", filename, line, rvalue); |
379 | strv_free(n); | |
380 | return -EINVAL; | |
381 | } | |
382 | ||
383 | if (!(nce = new0(ExecCommand, 1))) | |
384 | goto fail; | |
385 | ||
386 | nce->argv = n; | |
387 | if (!(nce->path = strdup(n[0]))) | |
388 | goto fail; | |
389 | ||
a6a80b4f | 390 | exec_command_append_list(e, nce); |
034c6ed7 LP |
391 | |
392 | return 0; | |
393 | ||
394 | fail: | |
395 | for (; k > 0; k--) | |
396 | free(n[k-1]); | |
397 | free(n); | |
398 | ||
399 | free(nce); | |
400 | ||
401 | return -ENOMEM; | |
402 | } | |
403 | ||
404 | static int config_parse_usec( | |
405 | const char *filename, | |
406 | unsigned line, | |
407 | const char *section, | |
408 | const char *lvalue, | |
409 | const char *rvalue, | |
410 | void *data, | |
411 | void *userdata) { | |
412 | ||
413 | usec_t *usec = data; | |
414 | unsigned long long u; | |
415 | int r; | |
416 | ||
417 | assert(filename); | |
418 | assert(lvalue); | |
419 | assert(rvalue); | |
420 | assert(data); | |
421 | ||
422 | if ((r = safe_atollu(rvalue, &u)) < 0) { | |
423 | log_error("[%s:%u] Failed to parse time value: %s", filename, line, rvalue); | |
424 | return r; | |
425 | } | |
426 | ||
427 | /* We actually assume the user configures seconds. Later on we | |
428 | * might choose to support suffixes for time values, to | |
429 | * configure bigger or smaller units */ | |
430 | ||
431 | *usec = u * USEC_PER_SEC; | |
432 | ||
433 | return 0; | |
434 | } | |
435 | ||
0d87eb42 LP |
436 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type"); |
437 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier"); | |
034c6ed7 | 438 | |
47be870b | 439 | static int config_parse_bindtodevice( |
acbb0225 LP |
440 | const char *filename, |
441 | unsigned line, | |
442 | const char *section, | |
443 | const char *lvalue, | |
444 | const char *rvalue, | |
445 | void *data, | |
446 | void *userdata) { | |
447 | ||
448 | Socket *s = data; | |
449 | char *n; | |
450 | ||
451 | assert(filename); | |
452 | assert(lvalue); | |
453 | assert(rvalue); | |
454 | assert(data); | |
455 | ||
456 | if (rvalue[0] && !streq(rvalue, "*")) { | |
457 | if (!(n = strdup(rvalue))) | |
458 | return -ENOMEM; | |
459 | } else | |
460 | n = NULL; | |
461 | ||
462 | free(s->bind_to_device); | |
463 | s->bind_to_device = n; | |
464 | ||
465 | return 0; | |
466 | } | |
467 | ||
0d87eb42 LP |
468 | DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier"); |
469 | DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input specifier"); | |
87f0e418 | 470 | |
47be870b | 471 | static int config_parse_facility( |
071830ff LP |
472 | const char *filename, |
473 | unsigned line, | |
474 | const char *section, | |
475 | const char *lvalue, | |
476 | const char *rvalue, | |
477 | void *data, | |
478 | void *userdata) { | |
479 | ||
071830ff | 480 | |
94f04347 | 481 | int *o = data, x; |
071830ff LP |
482 | |
483 | assert(filename); | |
484 | assert(lvalue); | |
485 | assert(rvalue); | |
486 | assert(data); | |
487 | ||
0d87eb42 LP |
488 | if ((x = log_facility_from_string(rvalue)) < 0) { |
489 | log_error("[%s:%u] Failed to parse log facility: %s", filename, line, rvalue); | |
490 | return -EBADMSG; | |
491 | } | |
94f04347 LP |
492 | |
493 | *o = LOG_MAKEPRI(x, LOG_PRI(*o)); | |
071830ff LP |
494 | |
495 | return 0; | |
496 | } | |
497 | ||
47be870b | 498 | static int config_parse_level( |
071830ff LP |
499 | const char *filename, |
500 | unsigned line, | |
501 | const char *section, | |
502 | const char *lvalue, | |
503 | const char *rvalue, | |
504 | void *data, | |
505 | void *userdata) { | |
506 | ||
071830ff | 507 | |
94f04347 | 508 | int *o = data, x; |
071830ff LP |
509 | |
510 | assert(filename); | |
511 | assert(lvalue); | |
512 | assert(rvalue); | |
513 | assert(data); | |
514 | ||
0d87eb42 LP |
515 | if ((x = log_level_from_string(rvalue)) < 0) { |
516 | log_error("[%s:%u] Failed to parse log level: %s", filename, line, rvalue); | |
517 | return -EBADMSG; | |
518 | } | |
071830ff | 519 | |
94f04347 LP |
520 | *o = LOG_MAKEPRI(LOG_FAC(*o), x); |
521 | return 0; | |
522 | } | |
523 | ||
47be870b | 524 | static int config_parse_io_class( |
94f04347 LP |
525 | const char *filename, |
526 | unsigned line, | |
527 | const char *section, | |
528 | const char *lvalue, | |
529 | const char *rvalue, | |
530 | void *data, | |
531 | void *userdata) { | |
532 | ||
533 | ExecContext *c = data; | |
534 | int x; | |
535 | ||
536 | assert(filename); | |
537 | assert(lvalue); | |
538 | assert(rvalue); | |
539 | assert(data); | |
540 | ||
0d87eb42 LP |
541 | if ((x = ioprio_class_from_string(rvalue)) < 0) { |
542 | log_error("[%s:%u] Failed to parse IO scheduling class: %s", filename, line, rvalue); | |
543 | return -EBADMSG; | |
544 | } | |
94f04347 LP |
545 | |
546 | c->ioprio = IOPRIO_PRIO_VALUE(x, IOPRIO_PRIO_DATA(c->ioprio)); | |
547 | c->ioprio_set = true; | |
548 | ||
549 | return 0; | |
550 | } | |
551 | ||
47be870b | 552 | static int config_parse_io_priority( |
94f04347 LP |
553 | const char *filename, |
554 | unsigned line, | |
555 | const char *section, | |
556 | const char *lvalue, | |
557 | const char *rvalue, | |
558 | void *data, | |
559 | void *userdata) { | |
560 | ||
561 | ExecContext *c = data; | |
562 | int i; | |
563 | ||
564 | assert(filename); | |
565 | assert(lvalue); | |
566 | assert(rvalue); | |
567 | assert(data); | |
568 | ||
569 | if (safe_atoi(rvalue, &i) < 0 || i < 0 || i >= IOPRIO_BE_NR) { | |
570 | log_error("[%s:%u] Failed to parse io priority: %s", filename, line, rvalue); | |
571 | return -EBADMSG; | |
071830ff LP |
572 | } |
573 | ||
94f04347 LP |
574 | c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), i); |
575 | c->ioprio_set = true; | |
576 | ||
071830ff LP |
577 | return 0; |
578 | } | |
579 | ||
47be870b | 580 | static int config_parse_cpu_sched_policy( |
9eba9da4 LP |
581 | const char *filename, |
582 | unsigned line, | |
583 | const char *section, | |
584 | const char *lvalue, | |
585 | const char *rvalue, | |
586 | void *data, | |
587 | void *userdata) { | |
588 | ||
94f04347 LP |
589 | |
590 | ExecContext *c = data; | |
591 | int x; | |
592 | ||
593 | assert(filename); | |
594 | assert(lvalue); | |
595 | assert(rvalue); | |
596 | assert(data); | |
597 | ||
0d87eb42 LP |
598 | if ((x = sched_policy_from_string(rvalue)) < 0) { |
599 | log_error("[%s:%u] Failed to parse CPU scheduling policy: %s", filename, line, rvalue); | |
600 | return -EBADMSG; | |
601 | } | |
94f04347 LP |
602 | |
603 | c->cpu_sched_policy = x; | |
604 | c->cpu_sched_set = true; | |
605 | ||
606 | return 0; | |
607 | } | |
608 | ||
47be870b | 609 | static int config_parse_cpu_sched_prio( |
94f04347 LP |
610 | const char *filename, |
611 | unsigned line, | |
612 | const char *section, | |
613 | const char *lvalue, | |
614 | const char *rvalue, | |
615 | void *data, | |
616 | void *userdata) { | |
9eba9da4 LP |
617 | |
618 | ExecContext *c = data; | |
619 | int i; | |
620 | ||
621 | assert(filename); | |
622 | assert(lvalue); | |
623 | assert(rvalue); | |
624 | assert(data); | |
625 | ||
94f04347 LP |
626 | /* On Linux RR/FIFO have the same range */ |
627 | if (safe_atoi(rvalue, &i) < 0 || i < sched_get_priority_min(SCHED_RR) || i > sched_get_priority_max(SCHED_RR)) { | |
628 | log_error("[%s:%u] Failed to parse CPU scheduling priority: %s", filename, line, rvalue); | |
629 | return -EBADMSG; | |
630 | } | |
9eba9da4 | 631 | |
94f04347 LP |
632 | c->cpu_sched_priority = i; |
633 | c->cpu_sched_set = true; | |
634 | ||
635 | return 0; | |
636 | } | |
637 | ||
47be870b | 638 | static int config_parse_cpu_affinity( |
94f04347 LP |
639 | const char *filename, |
640 | unsigned line, | |
641 | const char *section, | |
642 | const char *lvalue, | |
643 | const char *rvalue, | |
644 | void *data, | |
645 | void *userdata) { | |
646 | ||
647 | ExecContext *c = data; | |
648 | char *w; | |
649 | size_t l; | |
650 | char *state; | |
651 | ||
652 | assert(filename); | |
653 | assert(lvalue); | |
654 | assert(rvalue); | |
655 | assert(data); | |
656 | ||
f62c0e4f | 657 | FOREACH_WORD(w, l, rvalue, state) { |
94f04347 LP |
658 | char *t; |
659 | int r; | |
660 | unsigned cpu; | |
661 | ||
662 | if (!(t = strndup(w, l))) | |
663 | return -ENOMEM; | |
664 | ||
665 | r = safe_atou(t, &cpu); | |
666 | free(t); | |
667 | ||
668 | if (r < 0 || cpu >= CPU_SETSIZE) { | |
669 | log_error("[%s:%u] Failed to parse CPU affinity: %s", filename, line, rvalue); | |
670 | return -EBADMSG; | |
9eba9da4 | 671 | } |
94f04347 LP |
672 | |
673 | CPU_SET(cpu, &c->cpu_affinity); | |
9eba9da4 LP |
674 | } |
675 | ||
94f04347 | 676 | c->cpu_affinity_set = true; |
9eba9da4 | 677 | |
94f04347 LP |
678 | return 0; |
679 | } | |
680 | ||
47be870b | 681 | static int config_parse_capabilities( |
94f04347 LP |
682 | const char *filename, |
683 | unsigned line, | |
684 | const char *section, | |
685 | const char *lvalue, | |
686 | const char *rvalue, | |
687 | void *data, | |
688 | void *userdata) { | |
689 | ||
690 | ExecContext *c = data; | |
691 | cap_t cap; | |
692 | ||
693 | assert(filename); | |
694 | assert(lvalue); | |
695 | assert(rvalue); | |
696 | assert(data); | |
697 | ||
698 | if (!(cap = cap_from_text(rvalue))) { | |
699 | if (errno == ENOMEM) | |
700 | return -ENOMEM; | |
701 | ||
702 | log_error("[%s:%u] Failed to parse capabilities: %s", filename, line, rvalue); | |
703 | return -EBADMSG; | |
704 | } | |
705 | ||
706 | if (c->capabilities) | |
707 | cap_free(c->capabilities); | |
708 | c->capabilities = cap; | |
709 | ||
710 | return 0; | |
711 | } | |
712 | ||
47be870b | 713 | static int config_parse_secure_bits( |
94f04347 LP |
714 | const char *filename, |
715 | unsigned line, | |
716 | const char *section, | |
717 | const char *lvalue, | |
718 | const char *rvalue, | |
719 | void *data, | |
720 | void *userdata) { | |
721 | ||
722 | ExecContext *c = data; | |
723 | char *w; | |
724 | size_t l; | |
725 | char *state; | |
726 | ||
727 | assert(filename); | |
728 | assert(lvalue); | |
729 | assert(rvalue); | |
730 | assert(data); | |
731 | ||
f62c0e4f | 732 | FOREACH_WORD(w, l, rvalue, state) { |
94f04347 LP |
733 | if (first_word(w, "keep-caps")) |
734 | c->secure_bits |= SECURE_KEEP_CAPS; | |
735 | else if (first_word(w, "keep-caps-locked")) | |
736 | c->secure_bits |= SECURE_KEEP_CAPS_LOCKED; | |
737 | else if (first_word(w, "no-setuid-fixup")) | |
738 | c->secure_bits |= SECURE_NO_SETUID_FIXUP; | |
739 | else if (first_word(w, "no-setuid-fixup-locked")) | |
740 | c->secure_bits |= SECURE_NO_SETUID_FIXUP_LOCKED; | |
741 | else if (first_word(w, "noroot")) | |
742 | c->secure_bits |= SECURE_NOROOT; | |
743 | else if (first_word(w, "noroot-locked")) | |
744 | c->secure_bits |= SECURE_NOROOT_LOCKED; | |
9eba9da4 | 745 | else { |
94f04347 | 746 | log_error("[%s:%u] Failed to parse secure bits: %s", filename, line, rvalue); |
9eba9da4 LP |
747 | return -EBADMSG; |
748 | } | |
749 | } | |
750 | ||
94f04347 LP |
751 | return 0; |
752 | } | |
753 | ||
47be870b | 754 | static int config_parse_bounding_set( |
94f04347 LP |
755 | const char *filename, |
756 | unsigned line, | |
757 | const char *section, | |
758 | const char *lvalue, | |
759 | const char *rvalue, | |
760 | void *data, | |
761 | void *userdata) { | |
762 | ||
763 | ExecContext *c = data; | |
764 | char *w; | |
765 | size_t l; | |
766 | char *state; | |
767 | ||
768 | assert(filename); | |
769 | assert(lvalue); | |
770 | assert(rvalue); | |
771 | assert(data); | |
772 | ||
f62c0e4f | 773 | FOREACH_WORD(w, l, rvalue, state) { |
94f04347 LP |
774 | char *t; |
775 | int r; | |
776 | cap_value_t cap; | |
777 | ||
778 | if (!(t = strndup(w, l))) | |
779 | return -ENOMEM; | |
780 | ||
781 | r = cap_from_name(t, &cap); | |
782 | free(t); | |
783 | ||
784 | if (r < 0) { | |
785 | log_error("[%s:%u] Failed to parse capability bounding set: %s", filename, line, rvalue); | |
786 | return -EBADMSG; | |
787 | } | |
788 | ||
789 | c->capability_bounding_set_drop |= 1 << cap; | |
790 | } | |
9eba9da4 LP |
791 | |
792 | return 0; | |
793 | } | |
794 | ||
94f04347 | 795 | static int config_parse_timer_slack_ns( |
9eba9da4 LP |
796 | const char *filename, |
797 | unsigned line, | |
798 | const char *section, | |
799 | const char *lvalue, | |
800 | const char *rvalue, | |
801 | void *data, | |
802 | void *userdata) { | |
803 | ||
804 | ExecContext *c = data; | |
94f04347 LP |
805 | unsigned long u; |
806 | int r; | |
9eba9da4 LP |
807 | |
808 | assert(filename); | |
809 | assert(lvalue); | |
810 | assert(rvalue); | |
811 | assert(data); | |
812 | ||
94f04347 LP |
813 | if ((r = safe_atolu(rvalue, &u)) < 0) { |
814 | log_error("[%s:%u] Failed to parse time slack value: %s", filename, line, rvalue); | |
815 | return r; | |
9eba9da4 LP |
816 | } |
817 | ||
94f04347 LP |
818 | c->timer_slack_ns = u; |
819 | ||
820 | return 0; | |
821 | } | |
822 | ||
823 | static int config_parse_limit( | |
824 | const char *filename, | |
825 | unsigned line, | |
826 | const char *section, | |
827 | const char *lvalue, | |
828 | const char *rvalue, | |
829 | void *data, | |
830 | void *userdata) { | |
831 | ||
832 | struct rlimit **rl = data; | |
833 | unsigned long long u; | |
834 | int r; | |
835 | ||
836 | assert(filename); | |
837 | assert(lvalue); | |
838 | assert(rvalue); | |
839 | assert(data); | |
840 | ||
841 | if ((r = safe_atollu(rvalue, &u)) < 0) { | |
842 | log_error("[%s:%u] Failed to parse resource value: %s", filename, line, rvalue); | |
843 | return r; | |
844 | } | |
845 | ||
846 | if (!*rl) | |
847 | if (!(*rl = new(struct rlimit, 1))) | |
848 | return -ENOMEM; | |
9eba9da4 | 849 | |
94f04347 | 850 | (*rl)->rlim_cur = (*rl)->rlim_max = (rlim_t) u; |
9eba9da4 LP |
851 | return 0; |
852 | } | |
853 | ||
8e274523 LP |
854 | static int config_parse_cgroup( |
855 | const char *filename, | |
856 | unsigned line, | |
857 | const char *section, | |
858 | const char *lvalue, | |
859 | const char *rvalue, | |
860 | void *data, | |
861 | void *userdata) { | |
862 | ||
863 | Unit *u = userdata; | |
864 | char *w; | |
865 | size_t l; | |
866 | char *state; | |
867 | ||
868 | FOREACH_WORD(w, l, rvalue, state) { | |
869 | char *t; | |
870 | int r; | |
871 | ||
872 | if (!(t = strndup(w, l))) | |
873 | return -ENOMEM; | |
874 | ||
875 | r = unit_add_cgroup_from_text(u, t); | |
876 | free(t); | |
877 | ||
878 | if (r < 0) | |
879 | return r; | |
880 | } | |
881 | ||
882 | return 0; | |
883 | } | |
884 | ||
a9a1e00a LP |
885 | static int config_parse_sysv_priority( |
886 | const char *filename, | |
887 | unsigned line, | |
888 | const char *section, | |
889 | const char *lvalue, | |
890 | const char *rvalue, | |
891 | void *data, | |
892 | void *userdata) { | |
893 | ||
894 | int *priority = data; | |
895 | int r, i; | |
896 | ||
897 | assert(filename); | |
898 | assert(lvalue); | |
899 | assert(rvalue); | |
900 | assert(data); | |
901 | ||
902 | if ((r = safe_atoi(rvalue, &i)) < 0 || i < 0) { | |
903 | log_error("[%s:%u] Failed to parse SysV start priority: %s", filename, line, rvalue); | |
904 | return r; | |
905 | } | |
906 | ||
907 | *priority = (int) i; | |
908 | return 0; | |
909 | } | |
910 | ||
0d87eb42 | 911 | DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode"); |
50159e6a | 912 | |
15ae422b LP |
913 | static int config_parse_mount_flags( |
914 | const char *filename, | |
915 | unsigned line, | |
916 | const char *section, | |
917 | const char *lvalue, | |
918 | const char *rvalue, | |
919 | void *data, | |
920 | void *userdata) { | |
921 | ||
922 | ExecContext *c = data; | |
923 | char *w; | |
924 | size_t l; | |
925 | char *state; | |
926 | unsigned long flags = 0; | |
927 | ||
928 | assert(filename); | |
929 | assert(lvalue); | |
930 | assert(rvalue); | |
931 | assert(data); | |
932 | ||
933 | FOREACH_WORD(w, l, rvalue, state) { | |
934 | if (strncmp(w, "shared", l) == 0) | |
935 | flags |= MS_SHARED; | |
936 | else if (strncmp(w, "slave", l) == 0) | |
937 | flags |= MS_SLAVE; | |
938 | else if (strncmp(w, "private", l) == 0) | |
939 | flags |= MS_PRIVATE; | |
940 | else { | |
941 | log_error("[%s:%u] Failed to parse mount flags: %s", filename, line, rvalue); | |
942 | return -EINVAL; | |
943 | } | |
944 | } | |
945 | ||
946 | c->mount_flags = flags; | |
947 | return 0; | |
948 | } | |
949 | ||
071830ff | 950 | #define FOLLOW_MAX 8 |
87f0e418 | 951 | |
9e2f7c11 | 952 | static int open_follow(char **filename, FILE **_f, Set *names, char **_final) { |
0301abf4 | 953 | unsigned c = 0; |
87f0e418 LP |
954 | int fd, r; |
955 | FILE *f; | |
0301abf4 | 956 | char *id = NULL; |
87f0e418 LP |
957 | |
958 | assert(filename); | |
959 | assert(*filename); | |
960 | assert(_f); | |
961 | assert(names); | |
962 | ||
0301abf4 LP |
963 | /* This will update the filename pointer if the loaded file is |
964 | * reached by a symlink. The old string will be freed. */ | |
87f0e418 | 965 | |
0301abf4 | 966 | for (;;) { |
87f0e418 LP |
967 | char *target, *k, *name; |
968 | ||
0301abf4 LP |
969 | if (c++ >= FOLLOW_MAX) |
970 | return -ELOOP; | |
971 | ||
b08d03ff LP |
972 | path_kill_slashes(*filename); |
973 | ||
87f0e418 LP |
974 | /* Add the file name we are currently looking at to |
975 | * the names of this unit */ | |
0301abf4 LP |
976 | name = file_name_from_path(*filename); |
977 | if (!(id = set_get(names, name))) { | |
87f0e418 | 978 | |
0301abf4 LP |
979 | if (!(id = strdup(name))) |
980 | return -ENOMEM; | |
87f0e418 | 981 | |
0301abf4 LP |
982 | if ((r = set_put(names, id)) < 0) { |
983 | free(id); | |
984 | return r; | |
87f0e418 | 985 | } |
87f0e418 LP |
986 | } |
987 | ||
0301abf4 LP |
988 | /* Try to open the file name, but don't if its a symlink */ |
989 | if ((fd = open(*filename, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW)) >= 0) | |
87f0e418 LP |
990 | break; |
991 | ||
0301abf4 LP |
992 | if (errno != ELOOP) |
993 | return -errno; | |
994 | ||
87f0e418 | 995 | /* Hmm, so this is a symlink. Let's read the name, and follow it manually */ |
0301abf4 LP |
996 | if ((r = readlink_malloc(*filename, &target)) < 0) |
997 | return r; | |
87f0e418 | 998 | |
c25fb0ed | 999 | k = file_in_same_dir(*filename, target); |
87f0e418 LP |
1000 | free(target); |
1001 | ||
0301abf4 LP |
1002 | if (!k) |
1003 | return -ENOMEM; | |
87f0e418 | 1004 | |
0301abf4 LP |
1005 | free(*filename); |
1006 | *filename = k; | |
87f0e418 LP |
1007 | } |
1008 | ||
1009 | if (!(f = fdopen(fd, "r"))) { | |
1010 | r = -errno; | |
9e2f7c11 | 1011 | close_nointr_nofail(fd); |
0301abf4 | 1012 | return r; |
87f0e418 LP |
1013 | } |
1014 | ||
1015 | *_f = f; | |
9e2f7c11 | 1016 | *_final = id; |
0301abf4 | 1017 | return 0; |
87f0e418 LP |
1018 | } |
1019 | ||
23a177ef LP |
1020 | static int merge_by_names(Unit **u, Set *names, const char *id) { |
1021 | char *k; | |
1022 | int r; | |
1023 | ||
1024 | assert(u); | |
1025 | assert(*u); | |
1026 | assert(names); | |
1027 | ||
1028 | /* Let's try to add in all symlink names we found */ | |
1029 | while ((k = set_steal_first(names))) { | |
1030 | ||
1031 | /* First try to merge in the other name into our | |
1032 | * unit */ | |
1033 | if ((r = unit_merge_by_name(*u, k)) < 0) { | |
1034 | Unit *other; | |
1035 | ||
1036 | /* Hmm, we couldn't merge the other unit into | |
1037 | * ours? Then let's try it the other way | |
1038 | * round */ | |
1039 | ||
1040 | other = manager_get_unit((*u)->meta.manager, k); | |
1041 | free(k); | |
1042 | ||
1043 | if (other) | |
1044 | if ((r = unit_merge(other, *u)) >= 0) { | |
1045 | *u = other; | |
1046 | return merge_by_names(u, names, NULL); | |
1047 | } | |
1048 | ||
1049 | return r; | |
1050 | } | |
1051 | ||
1052 | if (id == k) | |
1053 | unit_choose_id(*u, id); | |
1054 | ||
1055 | free(k); | |
1056 | } | |
1057 | ||
1058 | return 0; | |
1059 | } | |
1060 | ||
e537352b LP |
1061 | static void dump_items(FILE *f, const ConfigItem *items) { |
1062 | const ConfigItem *i; | |
1063 | const char *prev_section = NULL; | |
1064 | bool not_first = false; | |
1065 | ||
1066 | struct { | |
1067 | ConfigParserCallback callback; | |
1068 | const char *rvalue; | |
1069 | } table[] = { | |
1070 | { config_parse_int, "INTEGER" }, | |
1071 | { config_parse_unsigned, "UNSIGNED" }, | |
1072 | { config_parse_size, "SIZE" }, | |
1073 | { config_parse_bool, "BOOLEAN" }, | |
1074 | { config_parse_string, "STRING" }, | |
1075 | { config_parse_path, "PATH" }, | |
1076 | { config_parse_strv, "STRING [...]" }, | |
1077 | { config_parse_nice, "NICE" }, | |
1078 | { config_parse_oom_adjust, "OOMADJUST" }, | |
1079 | { config_parse_io_class, "IOCLASS" }, | |
1080 | { config_parse_io_priority, "IOPRIORITY" }, | |
1081 | { config_parse_cpu_sched_policy, "CPUSCHEDPOLICY" }, | |
1082 | { config_parse_cpu_sched_prio, "CPUSCHEDPRIO" }, | |
1083 | { config_parse_cpu_affinity, "CPUAFFINITY" }, | |
1084 | { config_parse_mode, "MODE" }, | |
1085 | { config_parse_output, "OUTPUT" }, | |
1086 | { config_parse_input, "INPUT" }, | |
1087 | { config_parse_facility, "FACILITY" }, | |
1088 | { config_parse_level, "LEVEL" }, | |
1089 | { config_parse_capabilities, "CAPABILITIES" }, | |
1090 | { config_parse_secure_bits, "SECUREBITS" }, | |
1091 | { config_parse_bounding_set, "BOUNDINGSET" }, | |
1092 | { config_parse_timer_slack_ns, "TIMERSLACK" }, | |
1093 | { config_parse_limit, "LIMIT" }, | |
1094 | { config_parse_cgroup, "CGROUP [...]" }, | |
1095 | { config_parse_deps, "UNIT [...]" }, | |
1096 | { config_parse_names, "UNIT [...]" }, | |
1097 | { config_parse_exec, "PATH [ARGUMENT [...]]" }, | |
1098 | { config_parse_service_type, "SERVICETYPE" }, | |
1099 | { config_parse_service_restart, "SERVICERESTART" }, | |
1100 | { config_parse_sysv_priority, "SYSVPRIORITY" }, | |
1101 | { config_parse_kill_mode, "KILLMODE" }, | |
1102 | { config_parse_listen, "SOCKET [...]" }, | |
1103 | { config_parse_socket_bind, "SOCKETBIND" }, | |
1104 | { config_parse_bindtodevice, "NETWORKINTERFACE" } | |
1105 | }; | |
1106 | ||
1107 | assert(f); | |
1108 | assert(items); | |
1109 | ||
1110 | for (i = items; i->lvalue; i++) { | |
1111 | unsigned j; | |
1112 | const char *rvalue = "OTHER"; | |
1113 | ||
1114 | if (!streq_ptr(i->section, prev_section)) { | |
1115 | if (!not_first) | |
1116 | not_first = true; | |
1117 | else | |
1118 | fputc('\n', f); | |
1119 | ||
1120 | fprintf(f, "[%s]\n", i->section); | |
1121 | prev_section = i->section; | |
1122 | } | |
1123 | ||
1124 | for (j = 0; j < ELEMENTSOF(table); j++) | |
1125 | if (i->parse == table[j].callback) { | |
1126 | rvalue = table[j].rvalue; | |
1127 | break; | |
1128 | } | |
1129 | ||
1130 | fprintf(f, "%s=%s\n", i->lvalue, rvalue); | |
1131 | } | |
1132 | } | |
1133 | ||
1134 | static int load_from_path(Unit *u, const char *path) { | |
87f0e418 LP |
1135 | |
1136 | static const char* const section_table[_UNIT_TYPE_MAX] = { | |
1137 | [UNIT_SERVICE] = "Service", | |
1138 | [UNIT_TIMER] = "Timer", | |
1139 | [UNIT_SOCKET] = "Socket", | |
1140 | [UNIT_TARGET] = "Target", | |
1141 | [UNIT_DEVICE] = "Device", | |
1142 | [UNIT_MOUNT] = "Mount", | |
1143 | [UNIT_AUTOMOUNT] = "Automount", | |
1144 | [UNIT_SNAPSHOT] = "Snapshot" | |
42f4e3c4 LP |
1145 | }; |
1146 | ||
034c6ed7 | 1147 | #define EXEC_CONTEXT_CONFIG_ITEMS(context, section) \ |
9eba9da4 LP |
1148 | { "WorkingDirectory", config_parse_path, &(context).working_directory, section }, \ |
1149 | { "RootDirectory", config_parse_path, &(context).root_directory, section }, \ | |
1c01f82b LP |
1150 | { "User", config_parse_string, &(context).user, section }, \ |
1151 | { "Group", config_parse_string, &(context).group, section }, \ | |
1152 | { "SupplementaryGroups", config_parse_strv, &(context).supplementary_groups, section }, \ | |
fb33a393 LP |
1153 | { "Nice", config_parse_nice, &(context), section }, \ |
1154 | { "OOMAdjust", config_parse_oom_adjust, &(context), section }, \ | |
9eba9da4 | 1155 | { "IOSchedulingClass", config_parse_io_class, &(context), section }, \ |
94f04347 LP |
1156 | { "IOSchedulingPriority", config_parse_io_priority, &(context), section }, \ |
1157 | { "CPUSchedulingPolicy", config_parse_cpu_sched_policy,&(context), section }, \ | |
1158 | { "CPUSchedulingPriority", config_parse_cpu_sched_prio, &(context), section }, \ | |
38b48754 | 1159 | { "CPUSchedulingResetOnFork", config_parse_bool, &(context).cpu_sched_reset_on_fork, section }, \ |
94f04347 | 1160 | { "CPUAffinity", config_parse_cpu_affinity, &(context), section }, \ |
b5a0699f | 1161 | { "UMask", config_parse_mode, &(context).umask, section }, \ |
071830ff | 1162 | { "Environment", config_parse_strv, &(context).environment, section }, \ |
80876c20 LP |
1163 | { "StandardInput", config_parse_input, &(context).std_input, section }, \ |
1164 | { "StandardOutput", config_parse_output, &(context).std_output, section }, \ | |
1165 | { "StandardError", config_parse_output, &(context).std_output, section }, \ | |
1166 | { "TTYPath", config_parse_path, &(context).tty_path, section }, \ | |
071830ff LP |
1167 | { "SyslogIdentifier", config_parse_string, &(context).syslog_identifier, section }, \ |
1168 | { "SyslogFacility", config_parse_facility, &(context).syslog_priority, section }, \ | |
94f04347 LP |
1169 | { "SyslogLevel", config_parse_level, &(context).syslog_priority, section }, \ |
1170 | { "Capabilities", config_parse_capabilities, &(context), section }, \ | |
1171 | { "SecureBits", config_parse_secure_bits, &(context), section }, \ | |
1172 | { "CapabilityBoundingSetDrop", config_parse_bounding_set, &(context), section }, \ | |
1173 | { "TimerSlackNS", config_parse_timer_slack_ns, &(context), section }, \ | |
1174 | { "LimitCPU", config_parse_limit, &(context).rlimit[RLIMIT_CPU], section }, \ | |
1175 | { "LimitFSIZE", config_parse_limit, &(context).rlimit[RLIMIT_FSIZE], section }, \ | |
1176 | { "LimitDATA", config_parse_limit, &(context).rlimit[RLIMIT_DATA], section }, \ | |
1177 | { "LimitSTACK", config_parse_limit, &(context).rlimit[RLIMIT_STACK], section }, \ | |
1178 | { "LimitCORE", config_parse_limit, &(context).rlimit[RLIMIT_CORE], section }, \ | |
1179 | { "LimitRSS", config_parse_limit, &(context).rlimit[RLIMIT_RSS], section }, \ | |
1180 | { "LimitNOFILE", config_parse_limit, &(context).rlimit[RLIMIT_NOFILE], section }, \ | |
1181 | { "LimitAS", config_parse_limit, &(context).rlimit[RLIMIT_AS], section }, \ | |
1182 | { "LimitNPROC", config_parse_limit, &(context).rlimit[RLIMIT_NPROC], section }, \ | |
1183 | { "LimitMEMLOCK", config_parse_limit, &(context).rlimit[RLIMIT_MEMLOCK], section }, \ | |
1184 | { "LimitLOCKS", config_parse_limit, &(context).rlimit[RLIMIT_LOCKS], section }, \ | |
1185 | { "LimitSIGPENDING", config_parse_limit, &(context).rlimit[RLIMIT_SIGPENDING], section }, \ | |
1186 | { "LimitMSGQUEUE", config_parse_limit, &(context).rlimit[RLIMIT_MSGQUEUE], section }, \ | |
1187 | { "LimitNICE", config_parse_limit, &(context).rlimit[RLIMIT_NICE], section }, \ | |
1188 | { "LimitRTPRIO", config_parse_limit, &(context).rlimit[RLIMIT_RTPRIO], section }, \ | |
451a074f | 1189 | { "LimitRTTIME", config_parse_limit, &(context).rlimit[RLIMIT_RTTIME], section }, \ |
15ae422b LP |
1190 | { "ControlGroup", config_parse_cgroup, u, section }, \ |
1191 | { "ReadWriteDirectories", config_parse_path_strv, &(context).read_write_dirs, section }, \ | |
1192 | { "ReadOnlyDirectories", config_parse_path_strv, &(context).read_only_dirs, section }, \ | |
1193 | { "InaccessibleDirectories",config_parse_path_strv, &(context).inaccessible_dirs, section }, \ | |
1194 | { "PrivateTmp", config_parse_bool, &(context).private_tmp, section }, \ | |
1195 | { "MountFlags", config_parse_mount_flags, &(context), section } | |
034c6ed7 | 1196 | |
3efd4195 | 1197 | const ConfigItem items[] = { |
09477267 LP |
1198 | { "Names", config_parse_names, u, "Unit" }, |
1199 | { "Description", config_parse_string, &u->meta.description, "Unit" }, | |
1200 | { "Requires", config_parse_deps, UINT_TO_PTR(UNIT_REQUIRES), "Unit" }, | |
1201 | { "RequiresOverridable", config_parse_deps, UINT_TO_PTR(UNIT_REQUIRES_OVERRIDABLE), "Unit" }, | |
1202 | { "Requisite", config_parse_deps, UINT_TO_PTR(UNIT_REQUISITE), "Unit" }, | |
1203 | { "RequisiteOverridable", config_parse_deps, UINT_TO_PTR(UNIT_REQUISITE_OVERRIDABLE), "Unit" }, | |
1204 | { "Wants", config_parse_deps, UINT_TO_PTR(UNIT_WANTS), "Unit" }, | |
1205 | { "Conflicts", config_parse_deps, UINT_TO_PTR(UNIT_CONFLICTS), "Unit" }, | |
1206 | { "Before", config_parse_deps, UINT_TO_PTR(UNIT_BEFORE), "Unit" }, | |
1207 | { "After", config_parse_deps, UINT_TO_PTR(UNIT_AFTER), "Unit" }, | |
1208 | { "RecursiveStop", config_parse_bool, &u->meta.recursive_stop, "Unit" }, | |
1209 | { "StopWhenUnneeded", config_parse_bool, &u->meta.stop_when_unneeded, "Unit" }, | |
1c01f82b LP |
1210 | |
1211 | { "PIDFile", config_parse_path, &u->service.pid_file, "Service" }, | |
1212 | { "ExecStartPre", config_parse_exec, u->service.exec_command+SERVICE_EXEC_START_PRE, "Service" }, | |
1213 | { "ExecStart", config_parse_exec, u->service.exec_command+SERVICE_EXEC_START, "Service" }, | |
1214 | { "ExecStartPost", config_parse_exec, u->service.exec_command+SERVICE_EXEC_START_POST, "Service" }, | |
1215 | { "ExecReload", config_parse_exec, u->service.exec_command+SERVICE_EXEC_RELOAD, "Service" }, | |
1216 | { "ExecStop", config_parse_exec, u->service.exec_command+SERVICE_EXEC_STOP, "Service" }, | |
1217 | { "ExecStopPost", config_parse_exec, u->service.exec_command+SERVICE_EXEC_STOP_POST, "Service" }, | |
1218 | { "RestartSec", config_parse_usec, &u->service.restart_usec, "Service" }, | |
1219 | { "TimeoutSec", config_parse_usec, &u->service.timeout_usec, "Service" }, | |
0d87eb42 LP |
1220 | { "Type", config_parse_service_type, &u->service.type, "Service" }, |
1221 | { "Restart", config_parse_service_restart, &u->service.restart, "Service" }, | |
81a2b7ce LP |
1222 | { "PermissionsStartOnly", config_parse_bool, &u->service.permissions_start_only, "Service" }, |
1223 | { "RootDirectoryStartOnly", config_parse_bool, &u->service.root_directory_start_only, "Service" }, | |
8e274523 | 1224 | { "ValidNoProcess", config_parse_bool, &u->service.valid_no_process, "Service" }, |
a9a1e00a | 1225 | { "SysVStartPriority", config_parse_sysv_priority, &u->service.sysv_start_priority, "Service" }, |
50159e6a | 1226 | { "KillMode", config_parse_kill_mode, &u->service.kill_mode, "Service" }, |
b778d555 | 1227 | { "NonBlocking", config_parse_bool, &u->service.exec_context.non_blocking, "Service" }, |
05e343b7 | 1228 | { "BusName", config_parse_string, &u->service.bus_name, "Service" }, |
87f0e418 LP |
1229 | EXEC_CONTEXT_CONFIG_ITEMS(u->service.exec_context, "Service"), |
1230 | ||
1c01f82b LP |
1231 | { "ListenStream", config_parse_listen, &u->socket, "Socket" }, |
1232 | { "ListenDatagram", config_parse_listen, &u->socket, "Socket" }, | |
1233 | { "ListenSequentialPacket", config_parse_listen, &u->socket, "Socket" }, | |
1234 | { "ListenFIFO", config_parse_listen, &u->socket, "Socket" }, | |
1235 | { "BindIPv6Only", config_parse_socket_bind, &u->socket, "Socket" }, | |
1236 | { "Backlog", config_parse_unsigned, &u->socket.backlog, "Socket" }, | |
acbb0225 | 1237 | { "BindToDevice", config_parse_bindtodevice, &u->socket, "Socket" }, |
1c01f82b LP |
1238 | { "ExecStartPre", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_START_PRE, "Socket" }, |
1239 | { "ExecStartPost", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_START_POST, "Socket" }, | |
1240 | { "ExecStopPre", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_STOP_PRE, "Socket" }, | |
1241 | { "ExecStopPost", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_STOP_POST, "Socket" }, | |
108736d0 | 1242 | { "TimeoutSec", config_parse_usec, &u->socket.timeout_usec, "Socket" }, |
b5a0699f LP |
1243 | { "DirectoryMode", config_parse_mode, &u->socket.directory_mode, "Socket" }, |
1244 | { "SocketMode", config_parse_mode, &u->socket.socket_mode, "Socket" }, | |
50159e6a | 1245 | { "KillMode", config_parse_kill_mode, &u->socket.kill_mode, "Socket" }, |
4f2d528d | 1246 | { "Accept", config_parse_bool, &u->socket.accept, "Socket" }, |
87f0e418 LP |
1247 | EXEC_CONTEXT_CONFIG_ITEMS(u->socket.exec_context, "Socket"), |
1248 | ||
e537352b LP |
1249 | { "What", config_parse_string, &u->mount.parameters_fragment.what, "Mount" }, |
1250 | { "Where", config_parse_path, &u->mount.where, "Mount" }, | |
1251 | { "Options", config_parse_string, &u->mount.parameters_fragment.options, "Mount" }, | |
1252 | { "Type", config_parse_string, &u->mount.parameters_fragment.fstype, "Mount" }, | |
1253 | { "TimeoutSec", config_parse_usec, &u->mount.timeout_usec, "Mount" }, | |
1254 | { "KillMode", config_parse_kill_mode, &u->mount.kill_mode, "Mount" }, | |
1255 | EXEC_CONTEXT_CONFIG_ITEMS(u->mount.exec_context, "Mount"), | |
034c6ed7 | 1256 | |
8d567588 LP |
1257 | { "Where", config_parse_path, &u->automount.where, "Automount" }, |
1258 | ||
3efd4195 LP |
1259 | { NULL, NULL, NULL, NULL } |
1260 | }; | |
1261 | ||
034c6ed7 | 1262 | #undef EXEC_CONTEXT_CONFIG_ITEMS |
42f4e3c4 | 1263 | |
42f4e3c4 | 1264 | const char *sections[3]; |
0301abf4 LP |
1265 | char *k; |
1266 | int r; | |
87f0e418 | 1267 | Set *symlink_names; |
23a177ef LP |
1268 | FILE *f = NULL; |
1269 | char *filename = NULL, *id = NULL; | |
1270 | Unit *merged; | |
1271 | ||
e537352b LP |
1272 | if (!u) { |
1273 | /* Dirty dirty hack. */ | |
1274 | dump_items((FILE*) path, items); | |
1275 | return 0; | |
1276 | } | |
1277 | ||
23a177ef | 1278 | assert(u); |
e537352b | 1279 | assert(path); |
3efd4195 | 1280 | |
09477267 | 1281 | sections[0] = "Unit"; |
87f0e418 | 1282 | sections[1] = section_table[u->meta.type]; |
42f4e3c4 LP |
1283 | sections[2] = NULL; |
1284 | ||
87f0e418 LP |
1285 | if (!(symlink_names = set_new(string_hash_func, string_compare_func))) |
1286 | return -ENOMEM; | |
3efd4195 | 1287 | |
036643a2 LP |
1288 | if (path_is_absolute(path)) { |
1289 | ||
1290 | if (!(filename = strdup(path))) { | |
1291 | r = -ENOMEM; | |
1292 | goto finish; | |
1293 | } | |
1294 | ||
1295 | if ((r = open_follow(&filename, &f, symlink_names, &id)) < 0) { | |
1296 | free(filename); | |
1297 | filename = NULL; | |
1298 | ||
1299 | if (r != -ENOENT) | |
1300 | goto finish; | |
1301 | } | |
1302 | ||
1303 | } else { | |
1304 | char **p; | |
1305 | ||
1306 | STRV_FOREACH(p, u->meta.manager->unit_path) { | |
1307 | ||
1308 | /* Instead of opening the path right away, we manually | |
1309 | * follow all symlinks and add their name to our unit | |
1310 | * name set while doing so */ | |
1311 | if (!(filename = path_make_absolute(path, *p))) { | |
1312 | r = -ENOMEM; | |
1313 | goto finish; | |
1314 | } | |
1315 | ||
1316 | if ((r = open_follow(&filename, &f, symlink_names, &id)) < 0) { | |
1317 | char *sn; | |
1318 | ||
1319 | free(filename); | |
1320 | filename = NULL; | |
1321 | ||
1322 | if (r != -ENOENT) | |
1323 | goto finish; | |
1324 | ||
1325 | /* Empty the symlink names for the next run */ | |
1326 | while ((sn = set_steal_first(symlink_names))) | |
1327 | free(sn); | |
3efd4195 | 1328 | |
036643a2 LP |
1329 | continue; |
1330 | } | |
1331 | ||
1332 | break; | |
1333 | } | |
1334 | } | |
034c6ed7 | 1335 | |
036643a2 | 1336 | if (!filename) { |
23a177ef | 1337 | r = 0; |
0301abf4 LP |
1338 | goto finish; |
1339 | } | |
87f0e418 | 1340 | |
23a177ef LP |
1341 | merged = u; |
1342 | if ((r = merge_by_names(&merged, symlink_names, id)) < 0) | |
0301abf4 | 1343 | goto finish; |
87f0e418 | 1344 | |
23a177ef | 1345 | if (merged != u) { |
e537352b | 1346 | u->meta.load_state = UNIT_MERGED; |
23a177ef LP |
1347 | r = 0; |
1348 | goto finish; | |
034c6ed7 LP |
1349 | } |
1350 | ||
23a177ef LP |
1351 | /* Now, parse the file contents */ |
1352 | if ((r = config_parse(filename, f, sections, items, u)) < 0) | |
1353 | goto finish; | |
b08d03ff | 1354 | |
6be1e7d5 LP |
1355 | free(u->meta.fragment_path); |
1356 | u->meta.fragment_path = filename; | |
0301abf4 | 1357 | filename = NULL; |
87f0e418 | 1358 | |
e537352b | 1359 | u->meta.load_state = UNIT_LOADED; |
23a177ef | 1360 | r = 0; |
87f0e418 LP |
1361 | |
1362 | finish: | |
1363 | while ((k = set_steal_first(symlink_names))) | |
1364 | free(k); | |
23a177ef | 1365 | |
87f0e418 | 1366 | set_free(symlink_names); |
0301abf4 LP |
1367 | free(filename); |
1368 | ||
23a177ef LP |
1369 | if (f) |
1370 | fclose(f); | |
1371 | ||
0301abf4 LP |
1372 | return r; |
1373 | } | |
1374 | ||
e537352b | 1375 | int unit_load_fragment(Unit *u) { |
23a177ef | 1376 | int r; |
0301abf4 LP |
1377 | |
1378 | assert(u); | |
23a177ef LP |
1379 | |
1380 | if (u->meta.fragment_path) { | |
1381 | ||
e537352b | 1382 | if ((r = load_from_path(u, u->meta.fragment_path)) < 0) |
23a177ef | 1383 | return r; |
0301abf4 | 1384 | |
23a177ef | 1385 | } else { |
0301abf4 | 1386 | Iterator i; |
890f434c | 1387 | const char *t; |
0301abf4 | 1388 | |
890f434c | 1389 | /* Try to find the unit under its id */ |
9e2f7c11 LP |
1390 | if ((r = load_from_path(u, u->meta.id)) < 0) |
1391 | return r; | |
890f434c LP |
1392 | |
1393 | /* Try to find an alias we can load this with */ | |
e537352b | 1394 | if (u->meta.load_state == UNIT_STUB) |
23a177ef | 1395 | SET_FOREACH(t, u->meta.names, i) { |
87f0e418 | 1396 | |
9e2f7c11 | 1397 | if (t == u->meta.id) |
23a177ef | 1398 | continue; |
071830ff | 1399 | |
e537352b | 1400 | if ((r = load_from_path(u, t)) < 0) |
23a177ef | 1401 | return r; |
890f434c | 1402 | |
e537352b | 1403 | if (u->meta.load_state != UNIT_STUB) |
23a177ef LP |
1404 | break; |
1405 | } | |
9e2f7c11 LP |
1406 | |
1407 | /* Now, follow the same logic, but look for a template */ | |
1408 | if (u->meta.load_state == UNIT_STUB && u->meta.instance) { | |
1409 | char *k; | |
1410 | ||
1411 | if (!(k = unit_name_template(u->meta.id))) | |
1412 | return -ENOMEM; | |
1413 | ||
1414 | r = load_from_path(u, k); | |
1415 | free(k); | |
1416 | ||
1417 | if (r < 0) | |
1418 | return r; | |
1419 | ||
1420 | if (u->meta.load_state == UNIT_STUB) | |
1421 | SET_FOREACH(t, u->meta.names, i) { | |
1422 | ||
1423 | if (t == u->meta.id) | |
1424 | continue; | |
1425 | ||
1426 | if (!(k = unit_name_template(t))) | |
1427 | return -ENOMEM; | |
1428 | ||
1429 | r = load_from_path(u, k); | |
1430 | free(k); | |
1431 | ||
1432 | if (r < 0) | |
1433 | return r; | |
1434 | ||
1435 | if (u->meta.load_state != UNIT_STUB) | |
1436 | break; | |
1437 | } | |
1438 | } | |
071830ff LP |
1439 | } |
1440 | ||
23a177ef | 1441 | return 0; |
3efd4195 | 1442 | } |
e537352b LP |
1443 | |
1444 | void unit_dump_config_items(FILE *f) { | |
1445 | /* OK, this wins a prize for extreme ugliness. */ | |
1446 | ||
1447 | load_from_path(NULL, (const void*) f); | |
1448 | } |