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