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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> | |
3efd4195 | 30 | |
87f0e418 | 31 | #include "unit.h" |
3efd4195 LP |
32 | #include "strv.h" |
33 | #include "conf-parser.h" | |
34 | #include "load-fragment.h" | |
16354eff | 35 | #include "log.h" |
9eba9da4 | 36 | #include "ioprio.h" |
94f04347 LP |
37 | #include "securebits.h" |
38 | #include "missing.h" | |
3efd4195 | 39 | |
0d87eb42 LP |
40 | #define DEFINE_CONFIG_PARSE_ENUM(function,name,type,msg) \ |
41 | static int function( \ | |
42 | const char *filename, \ | |
43 | unsigned line, \ | |
44 | const char *section, \ | |
45 | const char *lvalue, \ | |
46 | const char *rvalue, \ | |
47 | void *data, \ | |
48 | void *userdata) { \ | |
49 | \ | |
50 | type *i = data, x; \ | |
51 | \ | |
52 | assert(filename); \ | |
53 | assert(lvalue); \ | |
54 | assert(rvalue); \ | |
55 | assert(data); \ | |
56 | \ | |
57 | if ((x = name##_from_string(rvalue)) < 0) { \ | |
58 | log_error("[%s:%u] " msg ": %s", filename, line, rvalue); \ | |
59 | return -EBADMSG; \ | |
60 | } \ | |
61 | \ | |
62 | *i = x; \ | |
63 | \ | |
64 | return 0; \ | |
65 | } | |
66 | ||
42f4e3c4 | 67 | static int config_parse_deps( |
3efd4195 LP |
68 | const char *filename, |
69 | unsigned line, | |
70 | const char *section, | |
71 | const char *lvalue, | |
72 | const char *rvalue, | |
73 | void *data, | |
74 | void *userdata) { | |
75 | ||
87f0e418 LP |
76 | UnitDependency d = PTR_TO_UINT(data); |
77 | Unit *u = userdata; | |
3efd4195 LP |
78 | char *w; |
79 | size_t l; | |
80 | char *state; | |
81 | ||
82 | assert(filename); | |
83 | assert(lvalue); | |
84 | assert(rvalue); | |
3efd4195 | 85 | |
e537352b LP |
86 | if (UNIT_VTABLE(u)->refuse_requires && |
87 | (d == UNIT_REQUIRES || | |
88 | d == UNIT_SOFT_REQUIRES || | |
89 | d == UNIT_REQUISITE || | |
90 | d == UNIT_SOFT_REQUISITE)) { | |
91 | log_error("[%s:%u] Dependency of type %s not acceptable for this unit type.", filename, line, lvalue); | |
92 | return -EBADMSG; | |
93 | } | |
94 | ||
f62c0e4f | 95 | FOREACH_WORD(w, l, rvalue, state) { |
3efd4195 LP |
96 | char *t; |
97 | int r; | |
3efd4195 LP |
98 | |
99 | if (!(t = strndup(w, l))) | |
100 | return -ENOMEM; | |
101 | ||
b19e7dc0 | 102 | r = unit_add_dependency_by_name(u, d, t); |
3efd4195 LP |
103 | free(t); |
104 | ||
105 | if (r < 0) | |
106 | return r; | |
3efd4195 LP |
107 | } |
108 | ||
109 | return 0; | |
110 | } | |
111 | ||
42f4e3c4 | 112 | static int config_parse_names( |
87d1515d LP |
113 | const char *filename, |
114 | unsigned line, | |
115 | const char *section, | |
116 | const char *lvalue, | |
117 | const char *rvalue, | |
118 | void *data, | |
119 | void *userdata) { | |
120 | ||
87f0e418 | 121 | Unit *u = userdata; |
87d1515d LP |
122 | char *w; |
123 | size_t l; | |
124 | char *state; | |
125 | ||
126 | assert(filename); | |
127 | assert(lvalue); | |
128 | assert(rvalue); | |
129 | assert(data); | |
130 | ||
f62c0e4f | 131 | FOREACH_WORD(w, l, rvalue, state) { |
87d1515d LP |
132 | char *t; |
133 | int r; | |
87d1515d LP |
134 | |
135 | if (!(t = strndup(w, l))) | |
136 | return -ENOMEM; | |
137 | ||
23a177ef | 138 | r = unit_merge_by_name(u, t); |
87d1515d | 139 | free(t); |
23a177ef LP |
140 | |
141 | if (r < 0) | |
142 | return r; | |
87d1515d LP |
143 | } |
144 | ||
145 | return 0; | |
146 | } | |
147 | ||
42f4e3c4 LP |
148 | static int config_parse_listen( |
149 | const char *filename, | |
150 | unsigned line, | |
151 | const char *section, | |
152 | const char *lvalue, | |
153 | const char *rvalue, | |
154 | void *data, | |
155 | void *userdata) { | |
156 | ||
16354eff | 157 | int r; |
542563ba LP |
158 | SocketPort *p; |
159 | Socket *s; | |
16354eff | 160 | |
42f4e3c4 LP |
161 | assert(filename); |
162 | assert(lvalue); | |
163 | assert(rvalue); | |
164 | assert(data); | |
165 | ||
542563ba LP |
166 | s = (Socket*) data; |
167 | ||
168 | if (!(p = new0(SocketPort, 1))) | |
169 | return -ENOMEM; | |
170 | ||
171 | if (streq(lvalue, "ListenFIFO")) { | |
172 | p->type = SOCKET_FIFO; | |
173 | ||
174 | if (!(p->path = strdup(rvalue))) { | |
175 | free(p); | |
176 | return -ENOMEM; | |
177 | } | |
178 | } else { | |
179 | p->type = SOCKET_SOCKET; | |
180 | ||
181 | if ((r = socket_address_parse(&p->address, rvalue)) < 0) { | |
182 | log_error("[%s:%u] Failed to parse address value: %s", filename, line, rvalue); | |
183 | free(p); | |
184 | return r; | |
185 | } | |
186 | ||
187 | if (streq(lvalue, "ListenStream")) | |
188 | p->address.type = SOCK_STREAM; | |
189 | else if (streq(lvalue, "ListenDatagram")) | |
190 | p->address.type = SOCK_DGRAM; | |
191 | else { | |
192 | assert(streq(lvalue, "ListenSequentialPacket")); | |
193 | p->address.type = SOCK_SEQPACKET; | |
194 | } | |
195 | ||
196 | if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) { | |
197 | free(p); | |
198 | return -EPROTONOSUPPORT; | |
199 | } | |
16354eff LP |
200 | } |
201 | ||
542563ba | 202 | p->fd = -1; |
034c6ed7 | 203 | LIST_PREPEND(SocketPort, port, s->ports, p); |
542563ba | 204 | |
16354eff | 205 | return 0; |
42f4e3c4 LP |
206 | } |
207 | ||
034c6ed7 | 208 | static int config_parse_socket_bind( |
42f4e3c4 LP |
209 | const char *filename, |
210 | unsigned line, | |
211 | const char *section, | |
212 | const char *lvalue, | |
213 | const char *rvalue, | |
214 | void *data, | |
215 | void *userdata) { | |
216 | ||
542563ba LP |
217 | int r; |
218 | Socket *s; | |
42f4e3c4 LP |
219 | |
220 | assert(filename); | |
221 | assert(lvalue); | |
222 | assert(rvalue); | |
223 | assert(data); | |
224 | ||
542563ba LP |
225 | s = (Socket*) data; |
226 | ||
227 | if ((r = parse_boolean(rvalue)) < 0) { | |
228 | log_error("[%s:%u] Failed to parse bind IPv6 only value: %s", filename, line, rvalue); | |
229 | return r; | |
16354eff | 230 | } |
42f4e3c4 | 231 | |
542563ba LP |
232 | s->bind_ipv6_only = r ? SOCKET_ADDRESS_IPV6_ONLY : SOCKET_ADDRESS_BOTH; |
233 | ||
42f4e3c4 LP |
234 | return 0; |
235 | } | |
236 | ||
034c6ed7 LP |
237 | static int config_parse_nice( |
238 | const char *filename, | |
239 | unsigned line, | |
240 | const char *section, | |
241 | const char *lvalue, | |
242 | const char *rvalue, | |
243 | void *data, | |
244 | void *userdata) { | |
245 | ||
fb33a393 LP |
246 | ExecContext *c = data; |
247 | int priority, r; | |
034c6ed7 LP |
248 | |
249 | assert(filename); | |
250 | assert(lvalue); | |
251 | assert(rvalue); | |
252 | assert(data); | |
253 | ||
254 | if ((r = safe_atoi(rvalue, &priority)) < 0) { | |
255 | log_error("[%s:%u] Failed to parse nice priority: %s", filename, line, rvalue); | |
256 | return r; | |
257 | } | |
258 | ||
259 | if (priority < PRIO_MIN || priority >= PRIO_MAX) { | |
260 | log_error("[%s:%u] Nice priority out of range: %s", filename, line, rvalue); | |
261 | return -ERANGE; | |
262 | } | |
263 | ||
fb33a393 LP |
264 | c->nice = priority; |
265 | c->nice_set = false; | |
266 | ||
034c6ed7 LP |
267 | return 0; |
268 | } | |
269 | ||
270 | static int config_parse_oom_adjust( | |
271 | const char *filename, | |
272 | unsigned line, | |
273 | const char *section, | |
274 | const char *lvalue, | |
275 | const char *rvalue, | |
276 | void *data, | |
277 | void *userdata) { | |
278 | ||
fb33a393 LP |
279 | ExecContext *c = data; |
280 | int oa, r; | |
034c6ed7 LP |
281 | |
282 | assert(filename); | |
283 | assert(lvalue); | |
284 | assert(rvalue); | |
285 | assert(data); | |
286 | ||
287 | if ((r = safe_atoi(rvalue, &oa)) < 0) { | |
288 | log_error("[%s:%u] Failed to parse OOM adjust value: %s", filename, line, rvalue); | |
289 | return r; | |
290 | } | |
291 | ||
292 | if (oa < OOM_DISABLE || oa > OOM_ADJUST_MAX) { | |
293 | log_error("[%s:%u] OOM adjust value out of range: %s", filename, line, rvalue); | |
294 | return -ERANGE; | |
295 | } | |
296 | ||
fb33a393 LP |
297 | c->oom_adjust = oa; |
298 | c->oom_adjust_set = true; | |
299 | ||
034c6ed7 LP |
300 | return 0; |
301 | } | |
302 | ||
b5a0699f | 303 | static int config_parse_mode( |
034c6ed7 LP |
304 | const char *filename, |
305 | unsigned line, | |
306 | const char *section, | |
307 | const char *lvalue, | |
308 | const char *rvalue, | |
309 | void *data, | |
310 | void *userdata) { | |
311 | ||
312 | mode_t *m = data; | |
313 | long l; | |
314 | char *x = NULL; | |
315 | ||
316 | assert(filename); | |
317 | assert(lvalue); | |
318 | assert(rvalue); | |
319 | assert(data); | |
320 | ||
321 | errno = 0; | |
322 | l = strtol(rvalue, &x, 8); | |
323 | if (!x || *x || errno) { | |
b5a0699f | 324 | log_error("[%s:%u] Failed to parse mode value: %s", filename, line, rvalue); |
034c6ed7 LP |
325 | return errno ? -errno : -EINVAL; |
326 | } | |
327 | ||
b5a0699f LP |
328 | if (l < 0000 || l > 07777) { |
329 | log_error("[%s:%u] mode value out of range: %s", filename, line, rvalue); | |
034c6ed7 LP |
330 | return -ERANGE; |
331 | } | |
332 | ||
333 | *m = (mode_t) l; | |
334 | return 0; | |
335 | } | |
336 | ||
337 | static int config_parse_exec( | |
338 | const char *filename, | |
339 | unsigned line, | |
340 | const char *section, | |
341 | const char *lvalue, | |
342 | const char *rvalue, | |
343 | void *data, | |
344 | void *userdata) { | |
345 | ||
a6a80b4f | 346 | ExecCommand **e = data, *nce = NULL; |
034c6ed7 LP |
347 | char **n; |
348 | char *w; | |
349 | unsigned k; | |
350 | size_t l; | |
351 | char *state; | |
352 | ||
353 | assert(filename); | |
354 | assert(lvalue); | |
355 | assert(rvalue); | |
356 | assert(data); | |
357 | ||
358 | k = 0; | |
359 | FOREACH_WORD_QUOTED(w, l, rvalue, state) | |
360 | k++; | |
361 | ||
362 | if (!(n = new(char*, k+1))) | |
363 | return -ENOMEM; | |
364 | ||
44d8db9e | 365 | k = 0; |
034c6ed7 LP |
366 | FOREACH_WORD_QUOTED(w, l, rvalue, state) |
367 | if (!(n[k++] = strndup(w, l))) | |
368 | goto fail; | |
369 | ||
370 | n[k] = NULL; | |
371 | ||
0301abf4 | 372 | if (!n[0] || !path_is_absolute(n[0])) { |
034c6ed7 LP |
373 | log_error("[%s:%u] Invalid executable path in command line: %s", filename, line, rvalue); |
374 | strv_free(n); | |
375 | return -EINVAL; | |
376 | } | |
377 | ||
378 | if (!(nce = new0(ExecCommand, 1))) | |
379 | goto fail; | |
380 | ||
381 | nce->argv = n; | |
382 | if (!(nce->path = strdup(n[0]))) | |
383 | goto fail; | |
384 | ||
a6a80b4f | 385 | exec_command_append_list(e, nce); |
034c6ed7 LP |
386 | |
387 | return 0; | |
388 | ||
389 | fail: | |
390 | for (; k > 0; k--) | |
391 | free(n[k-1]); | |
392 | free(n); | |
393 | ||
394 | free(nce); | |
395 | ||
396 | return -ENOMEM; | |
397 | } | |
398 | ||
399 | static int config_parse_usec( | |
400 | const char *filename, | |
401 | unsigned line, | |
402 | const char *section, | |
403 | const char *lvalue, | |
404 | const char *rvalue, | |
405 | void *data, | |
406 | void *userdata) { | |
407 | ||
408 | usec_t *usec = data; | |
409 | unsigned long long u; | |
410 | int r; | |
411 | ||
412 | assert(filename); | |
413 | assert(lvalue); | |
414 | assert(rvalue); | |
415 | assert(data); | |
416 | ||
417 | if ((r = safe_atollu(rvalue, &u)) < 0) { | |
418 | log_error("[%s:%u] Failed to parse time value: %s", filename, line, rvalue); | |
419 | return r; | |
420 | } | |
421 | ||
422 | /* We actually assume the user configures seconds. Later on we | |
423 | * might choose to support suffixes for time values, to | |
424 | * configure bigger or smaller units */ | |
425 | ||
426 | *usec = u * USEC_PER_SEC; | |
427 | ||
428 | return 0; | |
429 | } | |
430 | ||
0d87eb42 LP |
431 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type"); |
432 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier"); | |
034c6ed7 | 433 | |
47be870b | 434 | static int config_parse_bindtodevice( |
acbb0225 LP |
435 | const char *filename, |
436 | unsigned line, | |
437 | const char *section, | |
438 | const char *lvalue, | |
439 | const char *rvalue, | |
440 | void *data, | |
441 | void *userdata) { | |
442 | ||
443 | Socket *s = data; | |
444 | char *n; | |
445 | ||
446 | assert(filename); | |
447 | assert(lvalue); | |
448 | assert(rvalue); | |
449 | assert(data); | |
450 | ||
451 | if (rvalue[0] && !streq(rvalue, "*")) { | |
452 | if (!(n = strdup(rvalue))) | |
453 | return -ENOMEM; | |
454 | } else | |
455 | n = NULL; | |
456 | ||
457 | free(s->bind_to_device); | |
458 | s->bind_to_device = n; | |
459 | ||
460 | return 0; | |
461 | } | |
462 | ||
0d87eb42 LP |
463 | DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier"); |
464 | DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input specifier"); | |
87f0e418 | 465 | |
47be870b | 466 | static int config_parse_facility( |
071830ff LP |
467 | const char *filename, |
468 | unsigned line, | |
469 | const char *section, | |
470 | const char *lvalue, | |
471 | const char *rvalue, | |
472 | void *data, | |
473 | void *userdata) { | |
474 | ||
071830ff | 475 | |
94f04347 | 476 | int *o = data, x; |
071830ff LP |
477 | |
478 | assert(filename); | |
479 | assert(lvalue); | |
480 | assert(rvalue); | |
481 | assert(data); | |
482 | ||
0d87eb42 LP |
483 | if ((x = log_facility_from_string(rvalue)) < 0) { |
484 | log_error("[%s:%u] Failed to parse log facility: %s", filename, line, rvalue); | |
485 | return -EBADMSG; | |
486 | } | |
94f04347 LP |
487 | |
488 | *o = LOG_MAKEPRI(x, LOG_PRI(*o)); | |
071830ff LP |
489 | |
490 | return 0; | |
491 | } | |
492 | ||
47be870b | 493 | static int config_parse_level( |
071830ff LP |
494 | const char *filename, |
495 | unsigned line, | |
496 | const char *section, | |
497 | const char *lvalue, | |
498 | const char *rvalue, | |
499 | void *data, | |
500 | void *userdata) { | |
501 | ||
071830ff | 502 | |
94f04347 | 503 | int *o = data, x; |
071830ff LP |
504 | |
505 | assert(filename); | |
506 | assert(lvalue); | |
507 | assert(rvalue); | |
508 | assert(data); | |
509 | ||
0d87eb42 LP |
510 | if ((x = log_level_from_string(rvalue)) < 0) { |
511 | log_error("[%s:%u] Failed to parse log level: %s", filename, line, rvalue); | |
512 | return -EBADMSG; | |
513 | } | |
071830ff | 514 | |
94f04347 LP |
515 | *o = LOG_MAKEPRI(LOG_FAC(*o), x); |
516 | return 0; | |
517 | } | |
518 | ||
47be870b | 519 | static int config_parse_io_class( |
94f04347 LP |
520 | const char *filename, |
521 | unsigned line, | |
522 | const char *section, | |
523 | const char *lvalue, | |
524 | const char *rvalue, | |
525 | void *data, | |
526 | void *userdata) { | |
527 | ||
528 | ExecContext *c = data; | |
529 | int x; | |
530 | ||
531 | assert(filename); | |
532 | assert(lvalue); | |
533 | assert(rvalue); | |
534 | assert(data); | |
535 | ||
0d87eb42 LP |
536 | if ((x = ioprio_class_from_string(rvalue)) < 0) { |
537 | log_error("[%s:%u] Failed to parse IO scheduling class: %s", filename, line, rvalue); | |
538 | return -EBADMSG; | |
539 | } | |
94f04347 LP |
540 | |
541 | c->ioprio = IOPRIO_PRIO_VALUE(x, IOPRIO_PRIO_DATA(c->ioprio)); | |
542 | c->ioprio_set = true; | |
543 | ||
544 | return 0; | |
545 | } | |
546 | ||
47be870b | 547 | static int config_parse_io_priority( |
94f04347 LP |
548 | const char *filename, |
549 | unsigned line, | |
550 | const char *section, | |
551 | const char *lvalue, | |
552 | const char *rvalue, | |
553 | void *data, | |
554 | void *userdata) { | |
555 | ||
556 | ExecContext *c = data; | |
557 | int i; | |
558 | ||
559 | assert(filename); | |
560 | assert(lvalue); | |
561 | assert(rvalue); | |
562 | assert(data); | |
563 | ||
564 | if (safe_atoi(rvalue, &i) < 0 || i < 0 || i >= IOPRIO_BE_NR) { | |
565 | log_error("[%s:%u] Failed to parse io priority: %s", filename, line, rvalue); | |
566 | return -EBADMSG; | |
071830ff LP |
567 | } |
568 | ||
94f04347 LP |
569 | c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), i); |
570 | c->ioprio_set = true; | |
571 | ||
071830ff LP |
572 | return 0; |
573 | } | |
574 | ||
47be870b | 575 | static int config_parse_cpu_sched_policy( |
9eba9da4 LP |
576 | const char *filename, |
577 | unsigned line, | |
578 | const char *section, | |
579 | const char *lvalue, | |
580 | const char *rvalue, | |
581 | void *data, | |
582 | void *userdata) { | |
583 | ||
94f04347 LP |
584 | |
585 | ExecContext *c = data; | |
586 | int x; | |
587 | ||
588 | assert(filename); | |
589 | assert(lvalue); | |
590 | assert(rvalue); | |
591 | assert(data); | |
592 | ||
0d87eb42 LP |
593 | if ((x = sched_policy_from_string(rvalue)) < 0) { |
594 | log_error("[%s:%u] Failed to parse CPU scheduling policy: %s", filename, line, rvalue); | |
595 | return -EBADMSG; | |
596 | } | |
94f04347 LP |
597 | |
598 | c->cpu_sched_policy = x; | |
599 | c->cpu_sched_set = true; | |
600 | ||
601 | return 0; | |
602 | } | |
603 | ||
47be870b | 604 | static int config_parse_cpu_sched_prio( |
94f04347 LP |
605 | const char *filename, |
606 | unsigned line, | |
607 | const char *section, | |
608 | const char *lvalue, | |
609 | const char *rvalue, | |
610 | void *data, | |
611 | void *userdata) { | |
9eba9da4 LP |
612 | |
613 | ExecContext *c = data; | |
614 | int i; | |
615 | ||
616 | assert(filename); | |
617 | assert(lvalue); | |
618 | assert(rvalue); | |
619 | assert(data); | |
620 | ||
94f04347 LP |
621 | /* On Linux RR/FIFO have the same range */ |
622 | if (safe_atoi(rvalue, &i) < 0 || i < sched_get_priority_min(SCHED_RR) || i > sched_get_priority_max(SCHED_RR)) { | |
623 | log_error("[%s:%u] Failed to parse CPU scheduling priority: %s", filename, line, rvalue); | |
624 | return -EBADMSG; | |
625 | } | |
9eba9da4 | 626 | |
94f04347 LP |
627 | c->cpu_sched_priority = i; |
628 | c->cpu_sched_set = true; | |
629 | ||
630 | return 0; | |
631 | } | |
632 | ||
47be870b | 633 | static int config_parse_cpu_affinity( |
94f04347 LP |
634 | const char *filename, |
635 | unsigned line, | |
636 | const char *section, | |
637 | const char *lvalue, | |
638 | const char *rvalue, | |
639 | void *data, | |
640 | void *userdata) { | |
641 | ||
642 | ExecContext *c = data; | |
643 | char *w; | |
644 | size_t l; | |
645 | char *state; | |
646 | ||
647 | assert(filename); | |
648 | assert(lvalue); | |
649 | assert(rvalue); | |
650 | assert(data); | |
651 | ||
f62c0e4f | 652 | FOREACH_WORD(w, l, rvalue, state) { |
94f04347 LP |
653 | char *t; |
654 | int r; | |
655 | unsigned cpu; | |
656 | ||
657 | if (!(t = strndup(w, l))) | |
658 | return -ENOMEM; | |
659 | ||
660 | r = safe_atou(t, &cpu); | |
661 | free(t); | |
662 | ||
663 | if (r < 0 || cpu >= CPU_SETSIZE) { | |
664 | log_error("[%s:%u] Failed to parse CPU affinity: %s", filename, line, rvalue); | |
665 | return -EBADMSG; | |
9eba9da4 | 666 | } |
94f04347 LP |
667 | |
668 | CPU_SET(cpu, &c->cpu_affinity); | |
9eba9da4 LP |
669 | } |
670 | ||
94f04347 | 671 | c->cpu_affinity_set = true; |
9eba9da4 | 672 | |
94f04347 LP |
673 | return 0; |
674 | } | |
675 | ||
47be870b | 676 | static int config_parse_capabilities( |
94f04347 LP |
677 | const char *filename, |
678 | unsigned line, | |
679 | const char *section, | |
680 | const char *lvalue, | |
681 | const char *rvalue, | |
682 | void *data, | |
683 | void *userdata) { | |
684 | ||
685 | ExecContext *c = data; | |
686 | cap_t cap; | |
687 | ||
688 | assert(filename); | |
689 | assert(lvalue); | |
690 | assert(rvalue); | |
691 | assert(data); | |
692 | ||
693 | if (!(cap = cap_from_text(rvalue))) { | |
694 | if (errno == ENOMEM) | |
695 | return -ENOMEM; | |
696 | ||
697 | log_error("[%s:%u] Failed to parse capabilities: %s", filename, line, rvalue); | |
698 | return -EBADMSG; | |
699 | } | |
700 | ||
701 | if (c->capabilities) | |
702 | cap_free(c->capabilities); | |
703 | c->capabilities = cap; | |
704 | ||
705 | return 0; | |
706 | } | |
707 | ||
47be870b | 708 | static int config_parse_secure_bits( |
94f04347 LP |
709 | const char *filename, |
710 | unsigned line, | |
711 | const char *section, | |
712 | const char *lvalue, | |
713 | const char *rvalue, | |
714 | void *data, | |
715 | void *userdata) { | |
716 | ||
717 | ExecContext *c = data; | |
718 | char *w; | |
719 | size_t l; | |
720 | char *state; | |
721 | ||
722 | assert(filename); | |
723 | assert(lvalue); | |
724 | assert(rvalue); | |
725 | assert(data); | |
726 | ||
f62c0e4f | 727 | FOREACH_WORD(w, l, rvalue, state) { |
94f04347 LP |
728 | if (first_word(w, "keep-caps")) |
729 | c->secure_bits |= SECURE_KEEP_CAPS; | |
730 | else if (first_word(w, "keep-caps-locked")) | |
731 | c->secure_bits |= SECURE_KEEP_CAPS_LOCKED; | |
732 | else if (first_word(w, "no-setuid-fixup")) | |
733 | c->secure_bits |= SECURE_NO_SETUID_FIXUP; | |
734 | else if (first_word(w, "no-setuid-fixup-locked")) | |
735 | c->secure_bits |= SECURE_NO_SETUID_FIXUP_LOCKED; | |
736 | else if (first_word(w, "noroot")) | |
737 | c->secure_bits |= SECURE_NOROOT; | |
738 | else if (first_word(w, "noroot-locked")) | |
739 | c->secure_bits |= SECURE_NOROOT_LOCKED; | |
9eba9da4 | 740 | else { |
94f04347 | 741 | log_error("[%s:%u] Failed to parse secure bits: %s", filename, line, rvalue); |
9eba9da4 LP |
742 | return -EBADMSG; |
743 | } | |
744 | } | |
745 | ||
94f04347 LP |
746 | return 0; |
747 | } | |
748 | ||
47be870b | 749 | static int config_parse_bounding_set( |
94f04347 LP |
750 | const char *filename, |
751 | unsigned line, | |
752 | const char *section, | |
753 | const char *lvalue, | |
754 | const char *rvalue, | |
755 | void *data, | |
756 | void *userdata) { | |
757 | ||
758 | ExecContext *c = data; | |
759 | char *w; | |
760 | size_t l; | |
761 | char *state; | |
762 | ||
763 | assert(filename); | |
764 | assert(lvalue); | |
765 | assert(rvalue); | |
766 | assert(data); | |
767 | ||
f62c0e4f | 768 | FOREACH_WORD(w, l, rvalue, state) { |
94f04347 LP |
769 | char *t; |
770 | int r; | |
771 | cap_value_t cap; | |
772 | ||
773 | if (!(t = strndup(w, l))) | |
774 | return -ENOMEM; | |
775 | ||
776 | r = cap_from_name(t, &cap); | |
777 | free(t); | |
778 | ||
779 | if (r < 0) { | |
780 | log_error("[%s:%u] Failed to parse capability bounding set: %s", filename, line, rvalue); | |
781 | return -EBADMSG; | |
782 | } | |
783 | ||
784 | c->capability_bounding_set_drop |= 1 << cap; | |
785 | } | |
9eba9da4 LP |
786 | |
787 | return 0; | |
788 | } | |
789 | ||
94f04347 | 790 | static int config_parse_timer_slack_ns( |
9eba9da4 LP |
791 | const char *filename, |
792 | unsigned line, | |
793 | const char *section, | |
794 | const char *lvalue, | |
795 | const char *rvalue, | |
796 | void *data, | |
797 | void *userdata) { | |
798 | ||
799 | ExecContext *c = data; | |
94f04347 LP |
800 | unsigned long u; |
801 | int r; | |
9eba9da4 LP |
802 | |
803 | assert(filename); | |
804 | assert(lvalue); | |
805 | assert(rvalue); | |
806 | assert(data); | |
807 | ||
94f04347 LP |
808 | if ((r = safe_atolu(rvalue, &u)) < 0) { |
809 | log_error("[%s:%u] Failed to parse time slack value: %s", filename, line, rvalue); | |
810 | return r; | |
9eba9da4 LP |
811 | } |
812 | ||
94f04347 LP |
813 | c->timer_slack_ns = u; |
814 | ||
815 | return 0; | |
816 | } | |
817 | ||
818 | static int config_parse_limit( | |
819 | const char *filename, | |
820 | unsigned line, | |
821 | const char *section, | |
822 | const char *lvalue, | |
823 | const char *rvalue, | |
824 | void *data, | |
825 | void *userdata) { | |
826 | ||
827 | struct rlimit **rl = data; | |
828 | unsigned long long u; | |
829 | int r; | |
830 | ||
831 | assert(filename); | |
832 | assert(lvalue); | |
833 | assert(rvalue); | |
834 | assert(data); | |
835 | ||
836 | if ((r = safe_atollu(rvalue, &u)) < 0) { | |
837 | log_error("[%s:%u] Failed to parse resource value: %s", filename, line, rvalue); | |
838 | return r; | |
839 | } | |
840 | ||
841 | if (!*rl) | |
842 | if (!(*rl = new(struct rlimit, 1))) | |
843 | return -ENOMEM; | |
9eba9da4 | 844 | |
94f04347 | 845 | (*rl)->rlim_cur = (*rl)->rlim_max = (rlim_t) u; |
9eba9da4 LP |
846 | return 0; |
847 | } | |
848 | ||
8e274523 LP |
849 | static int config_parse_cgroup( |
850 | const char *filename, | |
851 | unsigned line, | |
852 | const char *section, | |
853 | const char *lvalue, | |
854 | const char *rvalue, | |
855 | void *data, | |
856 | void *userdata) { | |
857 | ||
858 | Unit *u = userdata; | |
859 | char *w; | |
860 | size_t l; | |
861 | char *state; | |
862 | ||
863 | FOREACH_WORD(w, l, rvalue, state) { | |
864 | char *t; | |
865 | int r; | |
866 | ||
867 | if (!(t = strndup(w, l))) | |
868 | return -ENOMEM; | |
869 | ||
870 | r = unit_add_cgroup_from_text(u, t); | |
871 | free(t); | |
872 | ||
873 | if (r < 0) | |
874 | return r; | |
875 | } | |
876 | ||
877 | return 0; | |
878 | } | |
879 | ||
a9a1e00a LP |
880 | static int config_parse_sysv_priority( |
881 | const char *filename, | |
882 | unsigned line, | |
883 | const char *section, | |
884 | const char *lvalue, | |
885 | const char *rvalue, | |
886 | void *data, | |
887 | void *userdata) { | |
888 | ||
889 | int *priority = data; | |
890 | int r, i; | |
891 | ||
892 | assert(filename); | |
893 | assert(lvalue); | |
894 | assert(rvalue); | |
895 | assert(data); | |
896 | ||
897 | if ((r = safe_atoi(rvalue, &i)) < 0 || i < 0) { | |
898 | log_error("[%s:%u] Failed to parse SysV start priority: %s", filename, line, rvalue); | |
899 | return r; | |
900 | } | |
901 | ||
902 | *priority = (int) i; | |
903 | return 0; | |
904 | } | |
905 | ||
0d87eb42 | 906 | DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode"); |
50159e6a | 907 | |
071830ff | 908 | #define FOLLOW_MAX 8 |
87f0e418 | 909 | |
0301abf4 LP |
910 | static int open_follow(char **filename, FILE **_f, Set *names, char **_id) { |
911 | unsigned c = 0; | |
87f0e418 LP |
912 | int fd, r; |
913 | FILE *f; | |
0301abf4 | 914 | char *id = NULL; |
87f0e418 LP |
915 | |
916 | assert(filename); | |
917 | assert(*filename); | |
918 | assert(_f); | |
919 | assert(names); | |
920 | ||
0301abf4 LP |
921 | /* This will update the filename pointer if the loaded file is |
922 | * reached by a symlink. The old string will be freed. */ | |
87f0e418 | 923 | |
0301abf4 | 924 | for (;;) { |
87f0e418 LP |
925 | char *target, *k, *name; |
926 | ||
0301abf4 LP |
927 | if (c++ >= FOLLOW_MAX) |
928 | return -ELOOP; | |
929 | ||
b08d03ff LP |
930 | path_kill_slashes(*filename); |
931 | ||
87f0e418 LP |
932 | /* Add the file name we are currently looking at to |
933 | * the names of this unit */ | |
0301abf4 LP |
934 | name = file_name_from_path(*filename); |
935 | if (!(id = set_get(names, name))) { | |
87f0e418 | 936 | |
0301abf4 LP |
937 | if (!(id = strdup(name))) |
938 | return -ENOMEM; | |
87f0e418 | 939 | |
0301abf4 LP |
940 | if ((r = set_put(names, id)) < 0) { |
941 | free(id); | |
942 | return r; | |
87f0e418 | 943 | } |
87f0e418 LP |
944 | } |
945 | ||
0301abf4 LP |
946 | /* Try to open the file name, but don't if its a symlink */ |
947 | if ((fd = open(*filename, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW)) >= 0) | |
87f0e418 LP |
948 | break; |
949 | ||
0301abf4 LP |
950 | if (errno != ELOOP) |
951 | return -errno; | |
952 | ||
87f0e418 | 953 | /* Hmm, so this is a symlink. Let's read the name, and follow it manually */ |
0301abf4 LP |
954 | if ((r = readlink_malloc(*filename, &target)) < 0) |
955 | return r; | |
87f0e418 | 956 | |
c25fb0ed | 957 | k = file_in_same_dir(*filename, target); |
87f0e418 LP |
958 | free(target); |
959 | ||
0301abf4 LP |
960 | if (!k) |
961 | return -ENOMEM; | |
87f0e418 | 962 | |
0301abf4 LP |
963 | free(*filename); |
964 | *filename = k; | |
87f0e418 LP |
965 | } |
966 | ||
967 | if (!(f = fdopen(fd, "r"))) { | |
968 | r = -errno; | |
969 | assert(close_nointr(fd) == 0); | |
0301abf4 | 970 | return r; |
87f0e418 LP |
971 | } |
972 | ||
973 | *_f = f; | |
0301abf4 LP |
974 | *_id = id; |
975 | return 0; | |
87f0e418 LP |
976 | } |
977 | ||
23a177ef LP |
978 | static int merge_by_names(Unit **u, Set *names, const char *id) { |
979 | char *k; | |
980 | int r; | |
981 | ||
982 | assert(u); | |
983 | assert(*u); | |
984 | assert(names); | |
985 | ||
986 | /* Let's try to add in all symlink names we found */ | |
987 | while ((k = set_steal_first(names))) { | |
988 | ||
989 | /* First try to merge in the other name into our | |
990 | * unit */ | |
991 | if ((r = unit_merge_by_name(*u, k)) < 0) { | |
992 | Unit *other; | |
993 | ||
994 | /* Hmm, we couldn't merge the other unit into | |
995 | * ours? Then let's try it the other way | |
996 | * round */ | |
997 | ||
998 | other = manager_get_unit((*u)->meta.manager, k); | |
999 | free(k); | |
1000 | ||
1001 | if (other) | |
1002 | if ((r = unit_merge(other, *u)) >= 0) { | |
1003 | *u = other; | |
1004 | return merge_by_names(u, names, NULL); | |
1005 | } | |
1006 | ||
1007 | return r; | |
1008 | } | |
1009 | ||
1010 | if (id == k) | |
1011 | unit_choose_id(*u, id); | |
1012 | ||
1013 | free(k); | |
1014 | } | |
1015 | ||
1016 | return 0; | |
1017 | } | |
1018 | ||
e537352b LP |
1019 | static void dump_items(FILE *f, const ConfigItem *items) { |
1020 | const ConfigItem *i; | |
1021 | const char *prev_section = NULL; | |
1022 | bool not_first = false; | |
1023 | ||
1024 | struct { | |
1025 | ConfigParserCallback callback; | |
1026 | const char *rvalue; | |
1027 | } table[] = { | |
1028 | { config_parse_int, "INTEGER" }, | |
1029 | { config_parse_unsigned, "UNSIGNED" }, | |
1030 | { config_parse_size, "SIZE" }, | |
1031 | { config_parse_bool, "BOOLEAN" }, | |
1032 | { config_parse_string, "STRING" }, | |
1033 | { config_parse_path, "PATH" }, | |
1034 | { config_parse_strv, "STRING [...]" }, | |
1035 | { config_parse_nice, "NICE" }, | |
1036 | { config_parse_oom_adjust, "OOMADJUST" }, | |
1037 | { config_parse_io_class, "IOCLASS" }, | |
1038 | { config_parse_io_priority, "IOPRIORITY" }, | |
1039 | { config_parse_cpu_sched_policy, "CPUSCHEDPOLICY" }, | |
1040 | { config_parse_cpu_sched_prio, "CPUSCHEDPRIO" }, | |
1041 | { config_parse_cpu_affinity, "CPUAFFINITY" }, | |
1042 | { config_parse_mode, "MODE" }, | |
1043 | { config_parse_output, "OUTPUT" }, | |
1044 | { config_parse_input, "INPUT" }, | |
1045 | { config_parse_facility, "FACILITY" }, | |
1046 | { config_parse_level, "LEVEL" }, | |
1047 | { config_parse_capabilities, "CAPABILITIES" }, | |
1048 | { config_parse_secure_bits, "SECUREBITS" }, | |
1049 | { config_parse_bounding_set, "BOUNDINGSET" }, | |
1050 | { config_parse_timer_slack_ns, "TIMERSLACK" }, | |
1051 | { config_parse_limit, "LIMIT" }, | |
1052 | { config_parse_cgroup, "CGROUP [...]" }, | |
1053 | { config_parse_deps, "UNIT [...]" }, | |
1054 | { config_parse_names, "UNIT [...]" }, | |
1055 | { config_parse_exec, "PATH [ARGUMENT [...]]" }, | |
1056 | { config_parse_service_type, "SERVICETYPE" }, | |
1057 | { config_parse_service_restart, "SERVICERESTART" }, | |
1058 | { config_parse_sysv_priority, "SYSVPRIORITY" }, | |
1059 | { config_parse_kill_mode, "KILLMODE" }, | |
1060 | { config_parse_listen, "SOCKET [...]" }, | |
1061 | { config_parse_socket_bind, "SOCKETBIND" }, | |
1062 | { config_parse_bindtodevice, "NETWORKINTERFACE" } | |
1063 | }; | |
1064 | ||
1065 | assert(f); | |
1066 | assert(items); | |
1067 | ||
1068 | for (i = items; i->lvalue; i++) { | |
1069 | unsigned j; | |
1070 | const char *rvalue = "OTHER"; | |
1071 | ||
1072 | if (!streq_ptr(i->section, prev_section)) { | |
1073 | if (!not_first) | |
1074 | not_first = true; | |
1075 | else | |
1076 | fputc('\n', f); | |
1077 | ||
1078 | fprintf(f, "[%s]\n", i->section); | |
1079 | prev_section = i->section; | |
1080 | } | |
1081 | ||
1082 | for (j = 0; j < ELEMENTSOF(table); j++) | |
1083 | if (i->parse == table[j].callback) { | |
1084 | rvalue = table[j].rvalue; | |
1085 | break; | |
1086 | } | |
1087 | ||
1088 | fprintf(f, "%s=%s\n", i->lvalue, rvalue); | |
1089 | } | |
1090 | } | |
1091 | ||
1092 | static int load_from_path(Unit *u, const char *path) { | |
87f0e418 LP |
1093 | |
1094 | static const char* const section_table[_UNIT_TYPE_MAX] = { | |
1095 | [UNIT_SERVICE] = "Service", | |
1096 | [UNIT_TIMER] = "Timer", | |
1097 | [UNIT_SOCKET] = "Socket", | |
1098 | [UNIT_TARGET] = "Target", | |
1099 | [UNIT_DEVICE] = "Device", | |
1100 | [UNIT_MOUNT] = "Mount", | |
1101 | [UNIT_AUTOMOUNT] = "Automount", | |
1102 | [UNIT_SNAPSHOT] = "Snapshot" | |
42f4e3c4 LP |
1103 | }; |
1104 | ||
034c6ed7 | 1105 | #define EXEC_CONTEXT_CONFIG_ITEMS(context, section) \ |
9eba9da4 LP |
1106 | { "WorkingDirectory", config_parse_path, &(context).working_directory, section }, \ |
1107 | { "RootDirectory", config_parse_path, &(context).root_directory, section }, \ | |
1c01f82b LP |
1108 | { "User", config_parse_string, &(context).user, section }, \ |
1109 | { "Group", config_parse_string, &(context).group, section }, \ | |
1110 | { "SupplementaryGroups", config_parse_strv, &(context).supplementary_groups, section }, \ | |
fb33a393 LP |
1111 | { "Nice", config_parse_nice, &(context), section }, \ |
1112 | { "OOMAdjust", config_parse_oom_adjust, &(context), section }, \ | |
9eba9da4 | 1113 | { "IOSchedulingClass", config_parse_io_class, &(context), section }, \ |
94f04347 LP |
1114 | { "IOSchedulingPriority", config_parse_io_priority, &(context), section }, \ |
1115 | { "CPUSchedulingPolicy", config_parse_cpu_sched_policy,&(context), section }, \ | |
1116 | { "CPUSchedulingPriority", config_parse_cpu_sched_prio, &(context), section }, \ | |
38b48754 | 1117 | { "CPUSchedulingResetOnFork", config_parse_bool, &(context).cpu_sched_reset_on_fork, section }, \ |
94f04347 | 1118 | { "CPUAffinity", config_parse_cpu_affinity, &(context), section }, \ |
b5a0699f | 1119 | { "UMask", config_parse_mode, &(context).umask, section }, \ |
071830ff | 1120 | { "Environment", config_parse_strv, &(context).environment, section }, \ |
80876c20 LP |
1121 | { "StandardInput", config_parse_input, &(context).std_input, section }, \ |
1122 | { "StandardOutput", config_parse_output, &(context).std_output, section }, \ | |
1123 | { "StandardError", config_parse_output, &(context).std_output, section }, \ | |
1124 | { "TTYPath", config_parse_path, &(context).tty_path, section }, \ | |
071830ff LP |
1125 | { "SyslogIdentifier", config_parse_string, &(context).syslog_identifier, section }, \ |
1126 | { "SyslogFacility", config_parse_facility, &(context).syslog_priority, section }, \ | |
94f04347 LP |
1127 | { "SyslogLevel", config_parse_level, &(context).syslog_priority, section }, \ |
1128 | { "Capabilities", config_parse_capabilities, &(context), section }, \ | |
1129 | { "SecureBits", config_parse_secure_bits, &(context), section }, \ | |
1130 | { "CapabilityBoundingSetDrop", config_parse_bounding_set, &(context), section }, \ | |
1131 | { "TimerSlackNS", config_parse_timer_slack_ns, &(context), section }, \ | |
1132 | { "LimitCPU", config_parse_limit, &(context).rlimit[RLIMIT_CPU], section }, \ | |
1133 | { "LimitFSIZE", config_parse_limit, &(context).rlimit[RLIMIT_FSIZE], section }, \ | |
1134 | { "LimitDATA", config_parse_limit, &(context).rlimit[RLIMIT_DATA], section }, \ | |
1135 | { "LimitSTACK", config_parse_limit, &(context).rlimit[RLIMIT_STACK], section }, \ | |
1136 | { "LimitCORE", config_parse_limit, &(context).rlimit[RLIMIT_CORE], section }, \ | |
1137 | { "LimitRSS", config_parse_limit, &(context).rlimit[RLIMIT_RSS], section }, \ | |
1138 | { "LimitNOFILE", config_parse_limit, &(context).rlimit[RLIMIT_NOFILE], section }, \ | |
1139 | { "LimitAS", config_parse_limit, &(context).rlimit[RLIMIT_AS], section }, \ | |
1140 | { "LimitNPROC", config_parse_limit, &(context).rlimit[RLIMIT_NPROC], section }, \ | |
1141 | { "LimitMEMLOCK", config_parse_limit, &(context).rlimit[RLIMIT_MEMLOCK], section }, \ | |
1142 | { "LimitLOCKS", config_parse_limit, &(context).rlimit[RLIMIT_LOCKS], section }, \ | |
1143 | { "LimitSIGPENDING", config_parse_limit, &(context).rlimit[RLIMIT_SIGPENDING], section }, \ | |
1144 | { "LimitMSGQUEUE", config_parse_limit, &(context).rlimit[RLIMIT_MSGQUEUE], section }, \ | |
1145 | { "LimitNICE", config_parse_limit, &(context).rlimit[RLIMIT_NICE], section }, \ | |
1146 | { "LimitRTPRIO", config_parse_limit, &(context).rlimit[RLIMIT_RTPRIO], section }, \ | |
451a074f | 1147 | { "LimitRTTIME", config_parse_limit, &(context).rlimit[RLIMIT_RTTIME], section }, \ |
80876c20 | 1148 | { "ControlGroup", config_parse_cgroup, u, section } |
034c6ed7 | 1149 | |
3efd4195 | 1150 | const ConfigItem items[] = { |
1c01f82b LP |
1151 | { "Names", config_parse_names, u, "Meta" }, |
1152 | { "Description", config_parse_string, &u->meta.description, "Meta" }, | |
1153 | { "Requires", config_parse_deps, UINT_TO_PTR(UNIT_REQUIRES), "Meta" }, | |
1154 | { "SoftRequires", config_parse_deps, UINT_TO_PTR(UNIT_SOFT_REQUIRES), "Meta" }, | |
1155 | { "Wants", config_parse_deps, UINT_TO_PTR(UNIT_WANTS), "Meta" }, | |
1156 | { "Requisite", config_parse_deps, UINT_TO_PTR(UNIT_REQUISITE), "Meta" }, | |
1157 | { "SoftRequisite", config_parse_deps, UINT_TO_PTR(UNIT_SOFT_REQUISITE), "Meta" }, | |
1158 | { "Conflicts", config_parse_deps, UINT_TO_PTR(UNIT_CONFLICTS), "Meta" }, | |
1159 | { "Before", config_parse_deps, UINT_TO_PTR(UNIT_BEFORE), "Meta" }, | |
1160 | { "After", config_parse_deps, UINT_TO_PTR(UNIT_AFTER), "Meta" }, | |
f3bff0eb LP |
1161 | { "RecursiveStop", config_parse_bool, &u->meta.recursive_stop, "Meta" }, |
1162 | { "StopWhenUnneeded", config_parse_bool, &u->meta.stop_when_unneeded, "Meta" }, | |
1c01f82b LP |
1163 | |
1164 | { "PIDFile", config_parse_path, &u->service.pid_file, "Service" }, | |
1165 | { "ExecStartPre", config_parse_exec, u->service.exec_command+SERVICE_EXEC_START_PRE, "Service" }, | |
1166 | { "ExecStart", config_parse_exec, u->service.exec_command+SERVICE_EXEC_START, "Service" }, | |
1167 | { "ExecStartPost", config_parse_exec, u->service.exec_command+SERVICE_EXEC_START_POST, "Service" }, | |
1168 | { "ExecReload", config_parse_exec, u->service.exec_command+SERVICE_EXEC_RELOAD, "Service" }, | |
1169 | { "ExecStop", config_parse_exec, u->service.exec_command+SERVICE_EXEC_STOP, "Service" }, | |
1170 | { "ExecStopPost", config_parse_exec, u->service.exec_command+SERVICE_EXEC_STOP_POST, "Service" }, | |
1171 | { "RestartSec", config_parse_usec, &u->service.restart_usec, "Service" }, | |
1172 | { "TimeoutSec", config_parse_usec, &u->service.timeout_usec, "Service" }, | |
0d87eb42 LP |
1173 | { "Type", config_parse_service_type, &u->service.type, "Service" }, |
1174 | { "Restart", config_parse_service_restart, &u->service.restart, "Service" }, | |
81a2b7ce LP |
1175 | { "PermissionsStartOnly", config_parse_bool, &u->service.permissions_start_only, "Service" }, |
1176 | { "RootDirectoryStartOnly", config_parse_bool, &u->service.root_directory_start_only, "Service" }, | |
8e274523 | 1177 | { "ValidNoProcess", config_parse_bool, &u->service.valid_no_process, "Service" }, |
a9a1e00a | 1178 | { "SysVStartPriority", config_parse_sysv_priority, &u->service.sysv_start_priority, "Service" }, |
50159e6a | 1179 | { "KillMode", config_parse_kill_mode, &u->service.kill_mode, "Service" }, |
b778d555 | 1180 | { "NonBlocking", config_parse_bool, &u->service.exec_context.non_blocking, "Service" }, |
87f0e418 LP |
1181 | EXEC_CONTEXT_CONFIG_ITEMS(u->service.exec_context, "Service"), |
1182 | ||
1c01f82b LP |
1183 | { "ListenStream", config_parse_listen, &u->socket, "Socket" }, |
1184 | { "ListenDatagram", config_parse_listen, &u->socket, "Socket" }, | |
1185 | { "ListenSequentialPacket", config_parse_listen, &u->socket, "Socket" }, | |
1186 | { "ListenFIFO", config_parse_listen, &u->socket, "Socket" }, | |
1187 | { "BindIPv6Only", config_parse_socket_bind, &u->socket, "Socket" }, | |
1188 | { "Backlog", config_parse_unsigned, &u->socket.backlog, "Socket" }, | |
acbb0225 | 1189 | { "BindToDevice", config_parse_bindtodevice, &u->socket, "Socket" }, |
1c01f82b LP |
1190 | { "ExecStartPre", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_START_PRE, "Socket" }, |
1191 | { "ExecStartPost", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_START_POST, "Socket" }, | |
1192 | { "ExecStopPre", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_STOP_PRE, "Socket" }, | |
1193 | { "ExecStopPost", config_parse_exec, u->socket.exec_command+SOCKET_EXEC_STOP_POST, "Socket" }, | |
108736d0 | 1194 | { "TimeoutSec", config_parse_usec, &u->socket.timeout_usec, "Socket" }, |
b5a0699f LP |
1195 | { "DirectoryMode", config_parse_mode, &u->socket.directory_mode, "Socket" }, |
1196 | { "SocketMode", config_parse_mode, &u->socket.socket_mode, "Socket" }, | |
50159e6a | 1197 | { "KillMode", config_parse_kill_mode, &u->socket.kill_mode, "Socket" }, |
87f0e418 LP |
1198 | EXEC_CONTEXT_CONFIG_ITEMS(u->socket.exec_context, "Socket"), |
1199 | ||
e537352b LP |
1200 | { "What", config_parse_string, &u->mount.parameters_fragment.what, "Mount" }, |
1201 | { "Where", config_parse_path, &u->mount.where, "Mount" }, | |
1202 | { "Options", config_parse_string, &u->mount.parameters_fragment.options, "Mount" }, | |
1203 | { "Type", config_parse_string, &u->mount.parameters_fragment.fstype, "Mount" }, | |
1204 | { "TimeoutSec", config_parse_usec, &u->mount.timeout_usec, "Mount" }, | |
1205 | { "KillMode", config_parse_kill_mode, &u->mount.kill_mode, "Mount" }, | |
1206 | EXEC_CONTEXT_CONFIG_ITEMS(u->mount.exec_context, "Mount"), | |
034c6ed7 | 1207 | |
3efd4195 LP |
1208 | { NULL, NULL, NULL, NULL } |
1209 | }; | |
1210 | ||
034c6ed7 | 1211 | #undef EXEC_CONTEXT_CONFIG_ITEMS |
42f4e3c4 | 1212 | |
42f4e3c4 | 1213 | const char *sections[3]; |
0301abf4 LP |
1214 | char *k; |
1215 | int r; | |
87f0e418 | 1216 | Set *symlink_names; |
23a177ef LP |
1217 | FILE *f = NULL; |
1218 | char *filename = NULL, *id = NULL; | |
1219 | Unit *merged; | |
1220 | ||
e537352b LP |
1221 | if (!u) { |
1222 | /* Dirty dirty hack. */ | |
1223 | dump_items((FILE*) path, items); | |
1224 | return 0; | |
1225 | } | |
1226 | ||
23a177ef | 1227 | assert(u); |
e537352b | 1228 | assert(path); |
3efd4195 | 1229 | |
42f4e3c4 | 1230 | sections[0] = "Meta"; |
87f0e418 | 1231 | sections[1] = section_table[u->meta.type]; |
42f4e3c4 LP |
1232 | sections[2] = NULL; |
1233 | ||
87f0e418 LP |
1234 | if (!(symlink_names = set_new(string_hash_func, string_compare_func))) |
1235 | return -ENOMEM; | |
3efd4195 | 1236 | |
036643a2 LP |
1237 | if (path_is_absolute(path)) { |
1238 | ||
1239 | if (!(filename = strdup(path))) { | |
1240 | r = -ENOMEM; | |
1241 | goto finish; | |
1242 | } | |
1243 | ||
1244 | if ((r = open_follow(&filename, &f, symlink_names, &id)) < 0) { | |
1245 | free(filename); | |
1246 | filename = NULL; | |
1247 | ||
1248 | if (r != -ENOENT) | |
1249 | goto finish; | |
1250 | } | |
1251 | ||
1252 | } else { | |
1253 | char **p; | |
1254 | ||
1255 | STRV_FOREACH(p, u->meta.manager->unit_path) { | |
1256 | ||
1257 | /* Instead of opening the path right away, we manually | |
1258 | * follow all symlinks and add their name to our unit | |
1259 | * name set while doing so */ | |
1260 | if (!(filename = path_make_absolute(path, *p))) { | |
1261 | r = -ENOMEM; | |
1262 | goto finish; | |
1263 | } | |
1264 | ||
1265 | if ((r = open_follow(&filename, &f, symlink_names, &id)) < 0) { | |
1266 | char *sn; | |
1267 | ||
1268 | free(filename); | |
1269 | filename = NULL; | |
1270 | ||
1271 | if (r != -ENOENT) | |
1272 | goto finish; | |
1273 | ||
1274 | /* Empty the symlink names for the next run */ | |
1275 | while ((sn = set_steal_first(symlink_names))) | |
1276 | free(sn); | |
3efd4195 | 1277 | |
036643a2 LP |
1278 | continue; |
1279 | } | |
1280 | ||
1281 | break; | |
1282 | } | |
1283 | } | |
034c6ed7 | 1284 | |
036643a2 | 1285 | if (!filename) { |
23a177ef | 1286 | r = 0; |
0301abf4 LP |
1287 | goto finish; |
1288 | } | |
87f0e418 | 1289 | |
23a177ef LP |
1290 | merged = u; |
1291 | if ((r = merge_by_names(&merged, symlink_names, id)) < 0) | |
0301abf4 | 1292 | goto finish; |
87f0e418 | 1293 | |
23a177ef | 1294 | if (merged != u) { |
e537352b | 1295 | u->meta.load_state = UNIT_MERGED; |
23a177ef LP |
1296 | r = 0; |
1297 | goto finish; | |
034c6ed7 LP |
1298 | } |
1299 | ||
23a177ef LP |
1300 | /* Now, parse the file contents */ |
1301 | if ((r = config_parse(filename, f, sections, items, u)) < 0) | |
1302 | goto finish; | |
b08d03ff | 1303 | |
6be1e7d5 LP |
1304 | free(u->meta.fragment_path); |
1305 | u->meta.fragment_path = filename; | |
0301abf4 | 1306 | filename = NULL; |
87f0e418 | 1307 | |
e537352b | 1308 | u->meta.load_state = UNIT_LOADED; |
23a177ef | 1309 | r = 0; |
87f0e418 LP |
1310 | |
1311 | finish: | |
1312 | while ((k = set_steal_first(symlink_names))) | |
1313 | free(k); | |
23a177ef | 1314 | |
87f0e418 | 1315 | set_free(symlink_names); |
0301abf4 LP |
1316 | free(filename); |
1317 | ||
23a177ef LP |
1318 | if (f) |
1319 | fclose(f); | |
1320 | ||
0301abf4 LP |
1321 | return r; |
1322 | } | |
1323 | ||
e537352b | 1324 | int unit_load_fragment(Unit *u) { |
23a177ef | 1325 | int r; |
0301abf4 LP |
1326 | |
1327 | assert(u); | |
23a177ef LP |
1328 | |
1329 | if (u->meta.fragment_path) { | |
1330 | ||
e537352b | 1331 | if ((r = load_from_path(u, u->meta.fragment_path)) < 0) |
23a177ef | 1332 | return r; |
0301abf4 | 1333 | |
23a177ef | 1334 | } else { |
0301abf4 | 1335 | Iterator i; |
890f434c | 1336 | const char *t; |
0301abf4 | 1337 | |
890f434c LP |
1338 | /* Try to find the unit under its id */ |
1339 | if ((t = unit_id(u))) | |
e537352b | 1340 | if ((r = load_from_path(u, t)) < 0) |
23a177ef | 1341 | return r; |
890f434c LP |
1342 | |
1343 | /* Try to find an alias we can load this with */ | |
e537352b | 1344 | if (u->meta.load_state == UNIT_STUB) |
23a177ef | 1345 | SET_FOREACH(t, u->meta.names, i) { |
87f0e418 | 1346 | |
23a177ef LP |
1347 | if (unit_id(u) == t) |
1348 | continue; | |
071830ff | 1349 | |
e537352b | 1350 | if ((r = load_from_path(u, t)) < 0) |
23a177ef | 1351 | return r; |
890f434c | 1352 | |
e537352b | 1353 | if (u->meta.load_state != UNIT_STUB) |
23a177ef LP |
1354 | break; |
1355 | } | |
071830ff LP |
1356 | } |
1357 | ||
23a177ef | 1358 | return 0; |
3efd4195 | 1359 | } |
e537352b LP |
1360 | |
1361 | void unit_dump_config_items(FILE *f) { | |
1362 | /* OK, this wins a prize for extreme ugliness. */ | |
1363 | ||
1364 | load_from_path(NULL, (const void*) f); | |
1365 | } |