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d6c9574f | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
3efd4195 | 2 | |
a7334b09 LP |
3 | /*** |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
bb112710 | 7 | Copyright 2012 Holger Hans Peter Freyther |
a7334b09 LP |
8 | |
9 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
10 | under the terms of the GNU Lesser General Public License as published by |
11 | the Free Software Foundation; either version 2.1 of the License, or | |
a7334b09 LP |
12 | (at your option) any later version. |
13 | ||
14 | systemd is distributed in the hope that it will be useful, but | |
15 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 17 | Lesser General Public License for more details. |
a7334b09 | 18 | |
5430f7f2 | 19 | You should have received a copy of the GNU Lesser General Public License |
a7334b09 LP |
20 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
21 | ***/ | |
22 | ||
87f0e418 | 23 | #include <linux/oom.h> |
3efd4195 LP |
24 | #include <assert.h> |
25 | #include <errno.h> | |
26 | #include <string.h> | |
87f0e418 LP |
27 | #include <unistd.h> |
28 | #include <fcntl.h> | |
94f04347 LP |
29 | #include <sched.h> |
30 | #include <sys/prctl.h> | |
15ae422b | 31 | #include <sys/mount.h> |
25e870b5 | 32 | #include <linux/fs.h> |
45fb0699 | 33 | #include <sys/stat.h> |
3d57c6ab LP |
34 | #include <sys/time.h> |
35 | #include <sys/resource.h> | |
3efd4195 | 36 | |
e8e581bf ZJS |
37 | #include <systemd/sd-messages.h> |
38 | ||
87f0e418 | 39 | #include "unit.h" |
3efd4195 LP |
40 | #include "strv.h" |
41 | #include "conf-parser.h" | |
42 | #include "load-fragment.h" | |
16354eff | 43 | #include "log.h" |
9eba9da4 | 44 | #include "ioprio.h" |
94f04347 LP |
45 | #include "securebits.h" |
46 | #include "missing.h" | |
9e2f7c11 | 47 | #include "unit-name.h" |
41f9172f | 48 | #include "unit-printf.h" |
398ef8ba | 49 | #include "bus-errors.h" |
7f110ff9 | 50 | #include "utf8.h" |
9eb977db | 51 | #include "path-util.h" |
8351ceae | 52 | #include "syscall-list.h" |
853b8397 | 53 | #include "env-util.h" |
3efd4195 | 54 | |
07459bb6 | 55 | #ifndef HAVE_SYSV_COMPAT |
e8e581bf ZJS |
56 | int config_parse_warn_compat(const char *unit, |
57 | const char *filename, | |
58 | unsigned line, | |
59 | const char *section, | |
60 | const char *lvalue, | |
61 | int ltype, | |
62 | const char *rvalue, | |
63 | void *data, | |
64 | void *userdata) { | |
65 | ||
66 | log_syntax(unit, LOG_DEBUG, filename, line, EINVAL, | |
67 | "Support for option %s= has been disabled at compile time and is ignored", | |
68 | lvalue); | |
07459bb6 FF |
69 | return 0; |
70 | } | |
71 | #endif | |
72 | ||
e8e581bf ZJS |
73 | int config_parse_unit_deps(const char* unit, |
74 | const char *filename, | |
75 | unsigned line, | |
76 | const char *section, | |
77 | const char *lvalue, | |
78 | int ltype, | |
79 | const char *rvalue, | |
80 | void *data, | |
81 | void *userdata) { | |
3efd4195 | 82 | |
f975e971 | 83 | UnitDependency d = ltype; |
87f0e418 | 84 | Unit *u = userdata; |
3efd4195 LP |
85 | char *w; |
86 | size_t l; | |
87 | char *state; | |
88 | ||
89 | assert(filename); | |
90 | assert(lvalue); | |
91 | assert(rvalue); | |
3efd4195 | 92 | |
f60f22df | 93 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
c040936b | 94 | char _cleanup_free_ *t = NULL, *k = NULL; |
3efd4195 | 95 | int r; |
3efd4195 | 96 | |
57020a3a LP |
97 | t = strndup(w, l); |
98 | if (!t) | |
74051b9b | 99 | return log_oom(); |
3efd4195 | 100 | |
9e2f7c11 | 101 | k = unit_name_printf(u, t); |
9e2f7c11 | 102 | if (!k) |
74051b9b | 103 | return log_oom(); |
9e2f7c11 | 104 | |
701cc384 | 105 | r = unit_add_dependency_by_name(u, d, k, NULL, true); |
57020a3a | 106 | if (r < 0) |
e8e581bf ZJS |
107 | log_syntax(unit, LOG_ERR, filename, line, -r, |
108 | "Failed to add dependency on %s, ignoring: %s", k, strerror(-r)); | |
3efd4195 LP |
109 | } |
110 | ||
111 | return 0; | |
112 | } | |
113 | ||
e8e581bf ZJS |
114 | int config_parse_unit_string_printf(const char *unit, |
115 | const char *filename, | |
116 | unsigned line, | |
117 | const char *section, | |
118 | const char *lvalue, | |
119 | int ltype, | |
120 | const char *rvalue, | |
121 | void *data, | |
122 | void *userdata) { | |
932921b5 LP |
123 | |
124 | Unit *u = userdata; | |
74051b9b | 125 | _cleanup_free_ char *k = NULL; |
932921b5 LP |
126 | |
127 | assert(filename); | |
128 | assert(lvalue); | |
129 | assert(rvalue); | |
f2d3769a | 130 | assert(u); |
932921b5 | 131 | |
7f110ff9 LP |
132 | k = unit_full_printf(u, rvalue); |
133 | if (!k) | |
e8e581bf ZJS |
134 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
135 | "Failed to resolve unit specifiers on %s. Ignoring.", rvalue); | |
932921b5 | 136 | |
e8e581bf ZJS |
137 | return config_parse_string(unit, filename, line, section, lvalue, ltype, |
138 | k ? k : rvalue, data, userdata); | |
932921b5 LP |
139 | } |
140 | ||
e8e581bf ZJS |
141 | int config_parse_unit_strv_printf(const char *unit, |
142 | const char *filename, | |
143 | unsigned line, | |
144 | const char *section, | |
145 | const char *lvalue, | |
146 | int ltype, | |
147 | const char *rvalue, | |
148 | void *data, | |
149 | void *userdata) { | |
8fef7659 LP |
150 | |
151 | Unit *u = userdata; | |
74051b9b | 152 | _cleanup_free_ char *k = NULL; |
8fef7659 LP |
153 | |
154 | assert(filename); | |
155 | assert(lvalue); | |
156 | assert(rvalue); | |
157 | assert(u); | |
158 | ||
159 | k = unit_full_printf(u, rvalue); | |
160 | if (!k) | |
e8e581bf ZJS |
161 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
162 | "Failed to resolve unit specifiers on %s. Ignoring.", rvalue); | |
8fef7659 | 163 | |
e8e581bf ZJS |
164 | return config_parse_strv(unit, filename, line, section, lvalue, ltype, |
165 | k ? k : rvalue, data, userdata); | |
8fef7659 LP |
166 | } |
167 | ||
e8e581bf ZJS |
168 | int config_parse_unit_path_printf(const char *unit, |
169 | const char *filename, | |
170 | unsigned line, | |
171 | const char *section, | |
172 | const char *lvalue, | |
173 | int ltype, | |
174 | const char *rvalue, | |
175 | void *data, | |
176 | void *userdata) { | |
6ea832a2 LP |
177 | |
178 | Unit *u = userdata; | |
74051b9b | 179 | _cleanup_free_ char *k = NULL; |
6ea832a2 LP |
180 | |
181 | assert(filename); | |
182 | assert(lvalue); | |
183 | assert(rvalue); | |
6ea832a2 LP |
184 | assert(u); |
185 | ||
7f110ff9 LP |
186 | k = unit_full_printf(u, rvalue); |
187 | if (!k) | |
e8e581bf ZJS |
188 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
189 | "Failed to resolve unit specifiers on %s. Ignoring.", rvalue); | |
6ea832a2 | 190 | |
e8e581bf ZJS |
191 | return config_parse_path(unit, filename, line, section, lvalue, ltype, |
192 | k ? k : rvalue, data, userdata); | |
6ea832a2 LP |
193 | } |
194 | ||
e8e581bf ZJS |
195 | int config_parse_socket_listen(const char *unit, |
196 | const char *filename, | |
197 | unsigned line, | |
198 | const char *section, | |
199 | const char *lvalue, | |
200 | int ltype, | |
201 | const char *rvalue, | |
202 | void *data, | |
203 | void *userdata) { | |
42f4e3c4 | 204 | |
49f91047 | 205 | SocketPort *p, *tail; |
542563ba | 206 | Socket *s; |
16354eff | 207 | |
42f4e3c4 LP |
208 | assert(filename); |
209 | assert(lvalue); | |
210 | assert(rvalue); | |
211 | assert(data); | |
212 | ||
595ed347 | 213 | s = SOCKET(data); |
542563ba | 214 | |
74051b9b LP |
215 | if (isempty(rvalue)) { |
216 | /* An empty assignment removes all ports */ | |
217 | socket_free_ports(s); | |
218 | return 0; | |
219 | } | |
220 | ||
7f110ff9 LP |
221 | p = new0(SocketPort, 1); |
222 | if (!p) | |
74051b9b | 223 | return log_oom(); |
916abb21 | 224 | |
74051b9b | 225 | if (ltype != SOCKET_SOCKET) { |
916abb21 | 226 | |
74051b9b LP |
227 | p->type = ltype; |
228 | p->path = unit_full_printf(UNIT(s), rvalue); | |
229 | if (!p->path) { | |
487060c2 LP |
230 | p->path = strdup(rvalue); |
231 | if (!p->path) { | |
232 | free(p); | |
233 | return log_oom(); | |
234 | } else | |
e8e581bf ZJS |
235 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
236 | "Failed to resolve unit specifiers on %s. Ignoring.", rvalue); | |
916abb21 LP |
237 | } |
238 | ||
239 | path_kill_slashes(p->path); | |
240 | ||
7a22745a | 241 | } else if (streq(lvalue, "ListenNetlink")) { |
74051b9b | 242 | _cleanup_free_ char *k = NULL; |
1fd45a90 LP |
243 | int r; |
244 | ||
7a22745a | 245 | p->type = SOCKET_SOCKET; |
1fd45a90 | 246 | k = unit_full_printf(UNIT(s), rvalue); |
487060c2 | 247 | if (!k) |
e8e581bf ZJS |
248 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
249 | "Failed to resolve unit specifiers on %s. Ignoring.", rvalue); | |
7a22745a | 250 | |
487060c2 | 251 | r = socket_address_parse_netlink(&p->address, k ? k : rvalue); |
1fd45a90 | 252 | if (r < 0) { |
e8e581bf ZJS |
253 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
254 | "Failed to parse address value, ignoring: %s", rvalue); | |
7a22745a LP |
255 | free(p); |
256 | return 0; | |
257 | } | |
258 | ||
542563ba | 259 | } else { |
74051b9b | 260 | _cleanup_free_ char *k = NULL; |
1fd45a90 LP |
261 | int r; |
262 | ||
542563ba | 263 | p->type = SOCKET_SOCKET; |
1fd45a90 | 264 | k = unit_full_printf(UNIT(s), rvalue); |
487060c2 | 265 | if (!k) |
e8e581bf ZJS |
266 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
267 | "Failed to resolve unit specifiers on %s. Ignoring.", rvalue); | |
542563ba | 268 | |
487060c2 | 269 | r = socket_address_parse(&p->address, k ? k : rvalue); |
1fd45a90 | 270 | if (r < 0) { |
e8e581bf ZJS |
271 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
272 | "Failed to parse address value, ignoring: %s", rvalue); | |
542563ba | 273 | free(p); |
c0b34696 | 274 | return 0; |
542563ba LP |
275 | } |
276 | ||
277 | if (streq(lvalue, "ListenStream")) | |
278 | p->address.type = SOCK_STREAM; | |
279 | else if (streq(lvalue, "ListenDatagram")) | |
280 | p->address.type = SOCK_DGRAM; | |
281 | else { | |
282 | assert(streq(lvalue, "ListenSequentialPacket")); | |
283 | p->address.type = SOCK_SEQPACKET; | |
284 | } | |
285 | ||
286 | if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) { | |
e8e581bf ZJS |
287 | log_syntax(unit, LOG_ERR, filename, line, ENOTSUP, |
288 | "Address family not supported, ignoring: %s", rvalue); | |
542563ba | 289 | free(p); |
c0b34696 | 290 | return 0; |
542563ba | 291 | } |
16354eff LP |
292 | } |
293 | ||
542563ba | 294 | p->fd = -1; |
49f91047 LP |
295 | |
296 | if (s->ports) { | |
297 | LIST_FIND_TAIL(SocketPort, port, s->ports, tail); | |
298 | LIST_INSERT_AFTER(SocketPort, port, s->ports, tail, p); | |
299 | } else | |
300 | LIST_PREPEND(SocketPort, port, s->ports, p); | |
542563ba | 301 | |
16354eff | 302 | return 0; |
42f4e3c4 LP |
303 | } |
304 | ||
e8e581bf ZJS |
305 | int config_parse_socket_bind(const char *unit, |
306 | const char *filename, | |
307 | unsigned line, | |
308 | const char *section, | |
309 | const char *lvalue, | |
310 | int ltype, | |
311 | const char *rvalue, | |
312 | void *data, | |
313 | void *userdata) { | |
42f4e3c4 | 314 | |
542563ba | 315 | Socket *s; |
c0120d99 | 316 | SocketAddressBindIPv6Only b; |
42f4e3c4 LP |
317 | |
318 | assert(filename); | |
319 | assert(lvalue); | |
320 | assert(rvalue); | |
321 | assert(data); | |
322 | ||
595ed347 | 323 | s = SOCKET(data); |
542563ba | 324 | |
5198dabc LP |
325 | b = socket_address_bind_ipv6_only_from_string(rvalue); |
326 | if (b < 0) { | |
c0120d99 LP |
327 | int r; |
328 | ||
5198dabc LP |
329 | r = parse_boolean(rvalue); |
330 | if (r < 0) { | |
e8e581bf ZJS |
331 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
332 | "Failed to parse bind IPv6 only value, ignoring: %s", rvalue); | |
c0b34696 | 333 | return 0; |
c0120d99 | 334 | } |
42f4e3c4 | 335 | |
c0120d99 LP |
336 | s->bind_ipv6_only = r ? SOCKET_ADDRESS_IPV6_ONLY : SOCKET_ADDRESS_BOTH; |
337 | } else | |
338 | s->bind_ipv6_only = b; | |
542563ba | 339 | |
42f4e3c4 LP |
340 | return 0; |
341 | } | |
342 | ||
e8e581bf ZJS |
343 | int config_parse_exec_nice(const char *unit, |
344 | const char *filename, | |
345 | unsigned line, | |
346 | const char *section, | |
347 | const char *lvalue, | |
348 | int ltype, | |
349 | const char *rvalue, | |
350 | void *data, | |
351 | void *userdata) { | |
034c6ed7 | 352 | |
fb33a393 | 353 | ExecContext *c = data; |
e8e581bf | 354 | int priority, r; |
034c6ed7 LP |
355 | |
356 | assert(filename); | |
357 | assert(lvalue); | |
358 | assert(rvalue); | |
359 | assert(data); | |
360 | ||
e8e581bf ZJS |
361 | r = safe_atoi(rvalue, &priority); |
362 | if (r < 0) { | |
363 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
364 | "Failed to parse nice priority, ignoring: %s. ", rvalue); | |
c0b34696 | 365 | return 0; |
034c6ed7 LP |
366 | } |
367 | ||
368 | if (priority < PRIO_MIN || priority >= PRIO_MAX) { | |
e8e581bf ZJS |
369 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
370 | "Nice priority out of range, ignoring: %s", rvalue); | |
c0b34696 | 371 | return 0; |
034c6ed7 LP |
372 | } |
373 | ||
fb33a393 | 374 | c->nice = priority; |
71155933 | 375 | c->nice_set = true; |
fb33a393 | 376 | |
034c6ed7 LP |
377 | return 0; |
378 | } | |
379 | ||
e8e581bf ZJS |
380 | int config_parse_exec_oom_score_adjust(const char* unit, |
381 | const char *filename, | |
382 | unsigned line, | |
383 | const char *section, | |
384 | const char *lvalue, | |
385 | int ltype, | |
386 | const char *rvalue, | |
387 | void *data, | |
388 | void *userdata) { | |
034c6ed7 | 389 | |
fb33a393 | 390 | ExecContext *c = data; |
e8e581bf | 391 | int oa, r; |
034c6ed7 LP |
392 | |
393 | assert(filename); | |
394 | assert(lvalue); | |
395 | assert(rvalue); | |
396 | assert(data); | |
397 | ||
e8e581bf ZJS |
398 | r = safe_atoi(rvalue, &oa); |
399 | if (r < 0) { | |
400 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
401 | "Failed to parse the OOM score adjust value, ignoring: %s", rvalue); | |
c0b34696 | 402 | return 0; |
034c6ed7 LP |
403 | } |
404 | ||
dd6c17b1 | 405 | if (oa < OOM_SCORE_ADJ_MIN || oa > OOM_SCORE_ADJ_MAX) { |
e8e581bf ZJS |
406 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
407 | "OOM score adjust value out of range, ignoring: %s", rvalue); | |
c0b34696 | 408 | return 0; |
034c6ed7 LP |
409 | } |
410 | ||
dd6c17b1 LP |
411 | c->oom_score_adjust = oa; |
412 | c->oom_score_adjust_set = true; | |
fb33a393 | 413 | |
034c6ed7 LP |
414 | return 0; |
415 | } | |
416 | ||
e8e581bf ZJS |
417 | int config_parse_exec(const char *unit, |
418 | const char *filename, | |
419 | unsigned line, | |
420 | const char *section, | |
421 | const char *lvalue, | |
422 | int ltype, | |
423 | const char *rvalue, | |
424 | void *data, | |
425 | void *userdata) { | |
034c6ed7 | 426 | |
61e5d8ed LP |
427 | ExecCommand **e = data, *nce; |
428 | char *path, **n; | |
034c6ed7 | 429 | unsigned k; |
7f110ff9 | 430 | int r; |
034c6ed7 LP |
431 | |
432 | assert(filename); | |
433 | assert(lvalue); | |
434 | assert(rvalue); | |
61e5d8ed | 435 | assert(e); |
034c6ed7 | 436 | |
74051b9b LP |
437 | e += ltype; |
438 | ||
439 | if (isempty(rvalue)) { | |
440 | /* An empty assignment resets the list */ | |
441 | exec_command_free_list(*e); | |
442 | *e = NULL; | |
443 | return 0; | |
444 | } | |
445 | ||
6c666e26 LP |
446 | /* We accept an absolute path as first argument, or |
447 | * alternatively an absolute prefixed with @ to allow | |
448 | * overriding of argv[0]. */ | |
61e5d8ed | 449 | for (;;) { |
0f67f1ef | 450 | int i; |
61e5d8ed LP |
451 | char *w; |
452 | size_t l; | |
453 | char *state; | |
b708e7ce | 454 | bool honour_argv0 = false, ignore = false; |
6c666e26 | 455 | |
61e5d8ed LP |
456 | path = NULL; |
457 | nce = NULL; | |
458 | n = NULL; | |
6c666e26 | 459 | |
61e5d8ed | 460 | rvalue += strspn(rvalue, WHITESPACE); |
034c6ed7 | 461 | |
61e5d8ed LP |
462 | if (rvalue[0] == 0) |
463 | break; | |
034c6ed7 | 464 | |
0f67f1ef ZJS |
465 | for (i = 0; i < 2; i++) { |
466 | if (rvalue[0] == '-' && !ignore) { | |
467 | ignore = true; | |
468 | rvalue ++; | |
469 | } | |
b708e7ce | 470 | |
0f67f1ef ZJS |
471 | if (rvalue[0] == '@' && !honour_argv0) { |
472 | honour_argv0 = true; | |
473 | rvalue ++; | |
474 | } | |
b708e7ce | 475 | } |
61e5d8ed | 476 | |
b708e7ce | 477 | if (*rvalue != '/') { |
e8e581bf ZJS |
478 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
479 | "Executable path is not absolute, ignoring: %s", rvalue); | |
c0b34696 | 480 | return 0; |
6c666e26 | 481 | } |
034c6ed7 | 482 | |
61e5d8ed LP |
483 | k = 0; |
484 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { | |
641906e9 | 485 | if (strneq(w, ";", MAX(l, 1U))) |
61e5d8ed | 486 | break; |
034c6ed7 | 487 | |
61e5d8ed LP |
488 | k++; |
489 | } | |
034c6ed7 | 490 | |
7f110ff9 LP |
491 | n = new(char*, k + !honour_argv0); |
492 | if (!n) | |
74051b9b | 493 | return log_oom(); |
61e5d8ed LP |
494 | |
495 | k = 0; | |
61e5d8ed | 496 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
641906e9 | 497 | if (strneq(w, ";", MAX(l, 1U))) |
61e5d8ed | 498 | break; |
641906e9 | 499 | else if (strneq(w, "\\;", MAX(l, 1U))) |
7e1a84f5 | 500 | w ++; |
61e5d8ed | 501 | |
b708e7ce LP |
502 | if (honour_argv0 && w == rvalue) { |
503 | assert(!path); | |
7f110ff9 LP |
504 | |
505 | path = strndup(w, l); | |
506 | if (!path) { | |
74051b9b | 507 | r = log_oom(); |
7f110ff9 LP |
508 | goto fail; |
509 | } | |
510 | ||
511 | if (!utf8_is_valid(path)) { | |
e8e581bf ZJS |
512 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
513 | "Path is not UTF-8 clean, ignoring assignment: %s", | |
514 | rvalue); | |
7f110ff9 | 515 | r = 0; |
61e5d8ed | 516 | goto fail; |
7f110ff9 LP |
517 | } |
518 | ||
61e5d8ed | 519 | } else { |
7f110ff9 LP |
520 | char *c; |
521 | ||
522 | c = n[k++] = cunescape_length(w, l); | |
523 | if (!c) { | |
74051b9b | 524 | r = log_oom(); |
61e5d8ed | 525 | goto fail; |
7f110ff9 LP |
526 | } |
527 | ||
528 | if (!utf8_is_valid(c)) { | |
e8e581bf ZJS |
529 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
530 | "Path is not UTF-8 clean, ignoring assignment: %s", | |
531 | rvalue); | |
7f110ff9 LP |
532 | r = 0; |
533 | goto fail; | |
534 | } | |
61e5d8ed LP |
535 | } |
536 | } | |
537 | ||
538 | n[k] = NULL; | |
539 | ||
540 | if (!n[0]) { | |
e8e581bf ZJS |
541 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
542 | "Invalid command line, ignoring: %s", rvalue); | |
7f110ff9 LP |
543 | r = 0; |
544 | goto fail; | |
61e5d8ed LP |
545 | } |
546 | ||
7f110ff9 LP |
547 | if (!path) { |
548 | path = strdup(n[0]); | |
549 | if (!path) { | |
74051b9b | 550 | r = log_oom(); |
61e5d8ed | 551 | goto fail; |
7f110ff9 LP |
552 | } |
553 | } | |
6c666e26 | 554 | |
61e5d8ed | 555 | assert(path_is_absolute(path)); |
6c666e26 | 556 | |
7f110ff9 LP |
557 | nce = new0(ExecCommand, 1); |
558 | if (!nce) { | |
74051b9b | 559 | r = log_oom(); |
61e5d8ed | 560 | goto fail; |
7f110ff9 | 561 | } |
61e5d8ed LP |
562 | |
563 | nce->argv = n; | |
564 | nce->path = path; | |
b708e7ce | 565 | nce->ignore = ignore; |
034c6ed7 | 566 | |
61e5d8ed | 567 | path_kill_slashes(nce->path); |
034c6ed7 | 568 | |
61e5d8ed | 569 | exec_command_append_list(e, nce); |
01f78473 | 570 | |
61e5d8ed LP |
571 | rvalue = state; |
572 | } | |
034c6ed7 LP |
573 | |
574 | return 0; | |
575 | ||
576 | fail: | |
6c666e26 LP |
577 | n[k] = NULL; |
578 | strv_free(n); | |
579 | free(path); | |
034c6ed7 LP |
580 | free(nce); |
581 | ||
7f110ff9 | 582 | return r; |
034c6ed7 LP |
583 | } |
584 | ||
f975e971 LP |
585 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type"); |
586 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier"); | |
034c6ed7 | 587 | |
e8e581bf ZJS |
588 | int config_parse_socket_bindtodevice(const char* unit, |
589 | const char *filename, | |
590 | unsigned line, | |
591 | const char *section, | |
592 | const char *lvalue, | |
593 | int ltype, | |
594 | const char *rvalue, | |
595 | void *data, | |
596 | void *userdata) { | |
acbb0225 LP |
597 | |
598 | Socket *s = data; | |
599 | char *n; | |
600 | ||
601 | assert(filename); | |
602 | assert(lvalue); | |
603 | assert(rvalue); | |
604 | assert(data); | |
605 | ||
606 | if (rvalue[0] && !streq(rvalue, "*")) { | |
74051b9b LP |
607 | n = strdup(rvalue); |
608 | if (!n) | |
609 | return log_oom(); | |
acbb0225 LP |
610 | } else |
611 | n = NULL; | |
612 | ||
613 | free(s->bind_to_device); | |
614 | s->bind_to_device = n; | |
615 | ||
616 | return 0; | |
617 | } | |
618 | ||
f975e971 LP |
619 | DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier"); |
620 | DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input specifier"); | |
87f0e418 | 621 | |
e8e581bf ZJS |
622 | int config_parse_exec_io_class(const char *unit, |
623 | const char *filename, | |
624 | unsigned line, | |
625 | const char *section, | |
626 | const char *lvalue, | |
627 | int ltype, | |
628 | const char *rvalue, | |
629 | void *data, | |
630 | void *userdata) { | |
94f04347 LP |
631 | |
632 | ExecContext *c = data; | |
633 | int x; | |
634 | ||
635 | assert(filename); | |
636 | assert(lvalue); | |
637 | assert(rvalue); | |
638 | assert(data); | |
639 | ||
f8b69d1d MS |
640 | x = ioprio_class_from_string(rvalue); |
641 | if (x < 0) { | |
e8e581bf ZJS |
642 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
643 | "Failed to parse IO scheduling class, ignoring: %s", rvalue); | |
c0b34696 | 644 | return 0; |
0d87eb42 | 645 | } |
94f04347 LP |
646 | |
647 | c->ioprio = IOPRIO_PRIO_VALUE(x, IOPRIO_PRIO_DATA(c->ioprio)); | |
648 | c->ioprio_set = true; | |
649 | ||
650 | return 0; | |
651 | } | |
652 | ||
e8e581bf ZJS |
653 | int config_parse_exec_io_priority(const char *unit, |
654 | const char *filename, | |
655 | unsigned line, | |
656 | const char *section, | |
657 | const char *lvalue, | |
658 | int ltype, | |
659 | const char *rvalue, | |
660 | void *data, | |
661 | void *userdata) { | |
94f04347 LP |
662 | |
663 | ExecContext *c = data; | |
e8e581bf | 664 | int i, r; |
94f04347 LP |
665 | |
666 | assert(filename); | |
667 | assert(lvalue); | |
668 | assert(rvalue); | |
669 | assert(data); | |
670 | ||
e8e581bf ZJS |
671 | r = safe_atoi(rvalue, &i); |
672 | if (r < 0 || i < 0 || i >= IOPRIO_BE_NR) { | |
673 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
674 | "Failed to parse IO priority, ignoring: %s", rvalue); | |
c0b34696 | 675 | return 0; |
071830ff LP |
676 | } |
677 | ||
94f04347 LP |
678 | c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), i); |
679 | c->ioprio_set = true; | |
680 | ||
071830ff LP |
681 | return 0; |
682 | } | |
683 | ||
e8e581bf ZJS |
684 | int config_parse_exec_cpu_sched_policy(const char *unit, |
685 | const char *filename, | |
686 | unsigned line, | |
687 | const char *section, | |
688 | const char *lvalue, | |
689 | int ltype, | |
690 | const char *rvalue, | |
691 | void *data, | |
692 | void *userdata) { | |
9eba9da4 | 693 | |
94f04347 LP |
694 | |
695 | ExecContext *c = data; | |
696 | int x; | |
697 | ||
698 | assert(filename); | |
699 | assert(lvalue); | |
700 | assert(rvalue); | |
701 | assert(data); | |
702 | ||
f8b69d1d MS |
703 | x = sched_policy_from_string(rvalue); |
704 | if (x < 0) { | |
e8e581bf ZJS |
705 | log_syntax(unit, LOG_ERR, filename, line, -x, |
706 | "Failed to parse CPU scheduling policy, ignoring: %s", rvalue); | |
c0b34696 | 707 | return 0; |
0d87eb42 | 708 | } |
94f04347 LP |
709 | |
710 | c->cpu_sched_policy = x; | |
bb112710 HHPF |
711 | /* Moving to or from real-time policy? We need to adjust the priority */ |
712 | c->cpu_sched_priority = CLAMP(c->cpu_sched_priority, sched_get_priority_min(x), sched_get_priority_max(x)); | |
94f04347 LP |
713 | c->cpu_sched_set = true; |
714 | ||
715 | return 0; | |
716 | } | |
717 | ||
e8e581bf ZJS |
718 | int config_parse_exec_cpu_sched_prio(const char *unit, |
719 | const char *filename, | |
720 | unsigned line, | |
721 | const char *section, | |
722 | const char *lvalue, | |
723 | int ltype, | |
724 | const char *rvalue, | |
725 | void *data, | |
726 | void *userdata) { | |
9eba9da4 LP |
727 | |
728 | ExecContext *c = data; | |
e8e581bf | 729 | int i, min, max, r; |
9eba9da4 LP |
730 | |
731 | assert(filename); | |
732 | assert(lvalue); | |
733 | assert(rvalue); | |
734 | assert(data); | |
735 | ||
e8e581bf ZJS |
736 | r = safe_atoi(rvalue, &i); |
737 | if (r < 0) { | |
738 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
739 | "Failed to parse CPU scheduling policy, ignoring: %s", rvalue); | |
c0b34696 | 740 | return 0; |
94f04347 | 741 | } |
9eba9da4 | 742 | |
bb112710 HHPF |
743 | /* On Linux RR/FIFO range from 1 to 99 and OTHER/BATCH may only be 0 */ |
744 | min = sched_get_priority_min(c->cpu_sched_policy); | |
745 | max = sched_get_priority_max(c->cpu_sched_policy); | |
746 | ||
747 | if (i < min || i > max) { | |
e8e581bf ZJS |
748 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
749 | "CPU scheduling priority is out of range, ignoring: %s", rvalue); | |
bb112710 HHPF |
750 | return 0; |
751 | } | |
752 | ||
94f04347 LP |
753 | c->cpu_sched_priority = i; |
754 | c->cpu_sched_set = true; | |
755 | ||
756 | return 0; | |
757 | } | |
758 | ||
e8e581bf ZJS |
759 | int config_parse_exec_cpu_affinity(const char *unit, |
760 | const char *filename, | |
761 | unsigned line, | |
762 | const char *section, | |
763 | const char *lvalue, | |
764 | int ltype, | |
765 | const char *rvalue, | |
766 | void *data, | |
767 | void *userdata) { | |
94f04347 LP |
768 | |
769 | ExecContext *c = data; | |
770 | char *w; | |
771 | size_t l; | |
772 | char *state; | |
773 | ||
774 | assert(filename); | |
775 | assert(lvalue); | |
776 | assert(rvalue); | |
777 | assert(data); | |
778 | ||
74051b9b LP |
779 | if (isempty(rvalue)) { |
780 | /* An empty assignment resets the CPU list */ | |
781 | if (c->cpuset) | |
782 | CPU_FREE(c->cpuset); | |
783 | c->cpuset = NULL; | |
784 | return 0; | |
785 | } | |
786 | ||
f60f22df | 787 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
c040936b | 788 | char _cleanup_free_ *t = NULL; |
94f04347 LP |
789 | int r; |
790 | unsigned cpu; | |
791 | ||
c040936b ZJS |
792 | t = strndup(w, l); |
793 | if (!t) | |
74051b9b | 794 | return log_oom(); |
94f04347 | 795 | |
487393e9 | 796 | r = safe_atou(t, &cpu); |
487393e9 | 797 | |
c040936b ZJS |
798 | if (!c->cpuset) { |
799 | c->cpuset = cpu_set_malloc(&c->cpuset_ncpus); | |
800 | if (!c->cpuset) | |
74051b9b | 801 | return log_oom(); |
c040936b | 802 | } |
82c121a4 | 803 | |
82c121a4 | 804 | if (r < 0 || cpu >= c->cpuset_ncpus) { |
e8e581bf ZJS |
805 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
806 | "Failed to parse CPU affinity '%s', ignoring: %s", t, rvalue); | |
c0b34696 | 807 | return 0; |
9eba9da4 | 808 | } |
94f04347 | 809 | |
82c121a4 | 810 | CPU_SET_S(cpu, CPU_ALLOC_SIZE(c->cpuset_ncpus), c->cpuset); |
9eba9da4 LP |
811 | } |
812 | ||
94f04347 LP |
813 | return 0; |
814 | } | |
815 | ||
e8e581bf ZJS |
816 | int config_parse_exec_capabilities(const char *unit, |
817 | const char *filename, | |
818 | unsigned line, | |
819 | const char *section, | |
820 | const char *lvalue, | |
821 | int ltype, | |
822 | const char *rvalue, | |
823 | void *data, | |
824 | void *userdata) { | |
94f04347 LP |
825 | |
826 | ExecContext *c = data; | |
827 | cap_t cap; | |
828 | ||
829 | assert(filename); | |
830 | assert(lvalue); | |
831 | assert(rvalue); | |
832 | assert(data); | |
833 | ||
74051b9b LP |
834 | cap = cap_from_text(rvalue); |
835 | if (!cap) { | |
e8e581bf ZJS |
836 | log_syntax(unit, LOG_ERR, filename, line, errno, |
837 | "Failed to parse capabilities, ignoring: %s", rvalue); | |
c0b34696 | 838 | return 0; |
94f04347 LP |
839 | } |
840 | ||
841 | if (c->capabilities) | |
842 | cap_free(c->capabilities); | |
843 | c->capabilities = cap; | |
844 | ||
845 | return 0; | |
846 | } | |
847 | ||
e8e581bf ZJS |
848 | int config_parse_exec_secure_bits(const char *unit, |
849 | const char *filename, | |
850 | unsigned line, | |
851 | const char *section, | |
852 | const char *lvalue, | |
853 | int ltype, | |
854 | const char *rvalue, | |
855 | void *data, | |
856 | void *userdata) { | |
94f04347 LP |
857 | |
858 | ExecContext *c = data; | |
859 | char *w; | |
860 | size_t l; | |
861 | char *state; | |
862 | ||
863 | assert(filename); | |
864 | assert(lvalue); | |
865 | assert(rvalue); | |
866 | assert(data); | |
867 | ||
74051b9b LP |
868 | if (isempty(rvalue)) { |
869 | /* An empty assignment resets the field */ | |
870 | c->secure_bits = 0; | |
871 | return 0; | |
872 | } | |
873 | ||
f60f22df | 874 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
94f04347 | 875 | if (first_word(w, "keep-caps")) |
cbb21cca | 876 | c->secure_bits |= 1<<SECURE_KEEP_CAPS; |
94f04347 | 877 | else if (first_word(w, "keep-caps-locked")) |
cbb21cca | 878 | c->secure_bits |= 1<<SECURE_KEEP_CAPS_LOCKED; |
94f04347 | 879 | else if (first_word(w, "no-setuid-fixup")) |
cbb21cca | 880 | c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP; |
94f04347 | 881 | else if (first_word(w, "no-setuid-fixup-locked")) |
cbb21cca | 882 | c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP_LOCKED; |
94f04347 | 883 | else if (first_word(w, "noroot")) |
cbb21cca | 884 | c->secure_bits |= 1<<SECURE_NOROOT; |
94f04347 | 885 | else if (first_word(w, "noroot-locked")) |
cbb21cca | 886 | c->secure_bits |= 1<<SECURE_NOROOT_LOCKED; |
9eba9da4 | 887 | else { |
e8e581bf ZJS |
888 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
889 | "Failed to parse secure bits, ignoring: %s", rvalue); | |
c0b34696 | 890 | return 0; |
9eba9da4 LP |
891 | } |
892 | } | |
893 | ||
94f04347 LP |
894 | return 0; |
895 | } | |
896 | ||
e8e581bf ZJS |
897 | int config_parse_bounding_set(const char *unit, |
898 | const char *filename, | |
899 | unsigned line, | |
900 | const char *section, | |
901 | const char *lvalue, | |
902 | int ltype, | |
903 | const char *rvalue, | |
904 | void *data, | |
905 | void *userdata) { | |
94f04347 | 906 | |
ec8927ca | 907 | uint64_t *capability_bounding_set_drop = data; |
94f04347 LP |
908 | char *w; |
909 | size_t l; | |
910 | char *state; | |
260abb78 LP |
911 | bool invert = false; |
912 | uint64_t sum = 0; | |
94f04347 LP |
913 | |
914 | assert(filename); | |
915 | assert(lvalue); | |
916 | assert(rvalue); | |
917 | assert(data); | |
918 | ||
260abb78 LP |
919 | if (rvalue[0] == '~') { |
920 | invert = true; | |
921 | rvalue++; | |
922 | } | |
923 | ||
924 | /* Note that we store this inverted internally, since the | |
925 | * kernel wants it like this. But we actually expose it | |
926 | * non-inverted everywhere to have a fully normalized | |
927 | * interface. */ | |
928 | ||
f60f22df | 929 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
c040936b | 930 | char _cleanup_free_ *t = NULL; |
94f04347 LP |
931 | int r; |
932 | cap_value_t cap; | |
933 | ||
ec8927ca LP |
934 | t = strndup(w, l); |
935 | if (!t) | |
74051b9b | 936 | return log_oom(); |
94f04347 LP |
937 | |
938 | r = cap_from_name(t, &cap); | |
94f04347 | 939 | if (r < 0) { |
e8e581bf ZJS |
940 | log_syntax(unit, LOG_ERR, filename, line, errno, |
941 | "Failed to parse capability in bounding set, ignoring: %s", t); | |
8351ceae | 942 | continue; |
94f04347 LP |
943 | } |
944 | ||
260abb78 | 945 | sum |= ((uint64_t) 1ULL) << (uint64_t) cap; |
94f04347 | 946 | } |
9eba9da4 | 947 | |
260abb78 | 948 | if (invert) |
ec8927ca | 949 | *capability_bounding_set_drop |= sum; |
260abb78 | 950 | else |
ec8927ca | 951 | *capability_bounding_set_drop |= ~sum; |
260abb78 | 952 | |
9eba9da4 LP |
953 | return 0; |
954 | } | |
955 | ||
e8e581bf ZJS |
956 | int config_parse_limit(const char *unit, |
957 | const char *filename, | |
958 | unsigned line, | |
959 | const char *section, | |
960 | const char *lvalue, | |
961 | int ltype, | |
962 | const char *rvalue, | |
963 | void *data, | |
964 | void *userdata) { | |
94f04347 LP |
965 | |
966 | struct rlimit **rl = data; | |
967 | unsigned long long u; | |
94f04347 LP |
968 | |
969 | assert(filename); | |
970 | assert(lvalue); | |
971 | assert(rvalue); | |
972 | assert(data); | |
973 | ||
f975e971 LP |
974 | rl += ltype; |
975 | ||
3d57c6ab LP |
976 | if (streq(rvalue, "infinity")) |
977 | u = (unsigned long long) RLIM_INFINITY; | |
e8e581bf ZJS |
978 | else { |
979 | int r; | |
980 | ||
981 | r = safe_atollu(rvalue, &u); | |
982 | if (r < 0) { | |
983 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
984 | "Failed to parse resource value, ignoring: %s", rvalue); | |
985 | return 0; | |
986 | } | |
94f04347 LP |
987 | } |
988 | ||
74051b9b LP |
989 | if (!*rl) { |
990 | *rl = new(struct rlimit, 1); | |
991 | if (!*rl) | |
992 | return log_oom(); | |
993 | } | |
9eba9da4 | 994 | |
94f04347 | 995 | (*rl)->rlim_cur = (*rl)->rlim_max = (rlim_t) u; |
9eba9da4 LP |
996 | return 0; |
997 | } | |
998 | ||
e8e581bf ZJS |
999 | int config_parse_unit_cgroup(const char *unit, |
1000 | const char *filename, | |
1001 | unsigned line, | |
1002 | const char *section, | |
1003 | const char *lvalue, | |
1004 | int ltype, | |
1005 | const char *rvalue, | |
1006 | void *data, | |
1007 | void *userdata) { | |
8e274523 LP |
1008 | |
1009 | Unit *u = userdata; | |
1010 | char *w; | |
1011 | size_t l; | |
1012 | char *state; | |
1013 | ||
74051b9b LP |
1014 | if (isempty(rvalue)) { |
1015 | /* An empty assignment resets the list */ | |
1016 | cgroup_bonding_free_list(u->cgroup_bondings, false); | |
1017 | u->cgroup_bondings = NULL; | |
1018 | return 0; | |
1019 | } | |
1020 | ||
f60f22df | 1021 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
c040936b | 1022 | char _cleanup_free_ *t = NULL, *k = NULL, *ku = NULL; |
8e274523 LP |
1023 | int r; |
1024 | ||
f284f69a LP |
1025 | t = strndup(w, l); |
1026 | if (!t) | |
74051b9b | 1027 | return log_oom(); |
f284f69a LP |
1028 | |
1029 | k = unit_full_printf(u, t); | |
f284f69a | 1030 | if (!k) |
e8e581bf ZJS |
1031 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1032 | "Failed to resolve unit specifiers on %s. Ignoring.", | |
1033 | t); | |
f284f69a | 1034 | |
487060c2 | 1035 | ku = cunescape(k ? k : t); |
c040936b | 1036 | if (!ku) |
74051b9b | 1037 | return log_oom(); |
8e274523 | 1038 | |
246aa6dd | 1039 | r = unit_add_cgroup_from_text(u, ku, true, NULL); |
c0b34696 | 1040 | if (r < 0) { |
e8e581bf ZJS |
1041 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1042 | "Failed to parse cgroup value %s, ignoring: %s", | |
1043 | k, rvalue); | |
c0b34696 LP |
1044 | return 0; |
1045 | } | |
8e274523 LP |
1046 | } |
1047 | ||
1048 | return 0; | |
1049 | } | |
1050 | ||
07459bb6 | 1051 | #ifdef HAVE_SYSV_COMPAT |
e8e581bf ZJS |
1052 | int config_parse_sysv_priority(const char *unit, |
1053 | const char *filename, | |
1054 | unsigned line, | |
1055 | const char *section, | |
1056 | const char *lvalue, | |
1057 | int ltype, | |
1058 | const char *rvalue, | |
1059 | void *data, | |
1060 | void *userdata) { | |
a9a1e00a LP |
1061 | |
1062 | int *priority = data; | |
e8e581bf | 1063 | int i, r; |
a9a1e00a LP |
1064 | |
1065 | assert(filename); | |
1066 | assert(lvalue); | |
1067 | assert(rvalue); | |
1068 | assert(data); | |
1069 | ||
e8e581bf ZJS |
1070 | r = safe_atoi(rvalue, &i); |
1071 | if (r < 0 || i < 0) { | |
1072 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1073 | "Failed to parse SysV start priority, ignoring: %s", rvalue); | |
c0b34696 | 1074 | return 0; |
a9a1e00a LP |
1075 | } |
1076 | ||
1077 | *priority = (int) i; | |
1078 | return 0; | |
1079 | } | |
07459bb6 | 1080 | #endif |
a9a1e00a | 1081 | |
e8e581bf ZJS |
1082 | int config_parse_fsck_passno(const char *unit, |
1083 | const char *filename, | |
1084 | unsigned line, | |
1085 | const char *section, | |
1086 | const char *lvalue, | |
1087 | int ltype, | |
1088 | const char *rvalue, | |
1089 | void *data, | |
1090 | void *userdata) { | |
2ba545f1 LP |
1091 | |
1092 | int *passno = data; | |
e8e581bf | 1093 | int i, r; |
2ba545f1 LP |
1094 | |
1095 | assert(filename); | |
1096 | assert(lvalue); | |
1097 | assert(rvalue); | |
1098 | assert(data); | |
1099 | ||
e8e581bf ZJS |
1100 | r = safe_atoi(rvalue, &i); |
1101 | if (r || i < 0) { | |
1102 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1103 | "Failed to parse fsck pass number, ignoring: %s", rvalue); | |
2ba545f1 LP |
1104 | return 0; |
1105 | } | |
1106 | ||
1107 | *passno = (int) i; | |
1108 | return 0; | |
1109 | } | |
1110 | ||
f975e971 | 1111 | DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode"); |
50159e6a | 1112 | |
e8e581bf ZJS |
1113 | int config_parse_kill_signal(const char *unit, |
1114 | const char *filename, | |
1115 | unsigned line, | |
1116 | const char *section, | |
1117 | const char *lvalue, | |
1118 | int ltype, | |
1119 | const char *rvalue, | |
1120 | void *data, | |
1121 | void *userdata) { | |
2e22afe9 LP |
1122 | |
1123 | int *sig = data; | |
1124 | int r; | |
1125 | ||
1126 | assert(filename); | |
1127 | assert(lvalue); | |
1128 | assert(rvalue); | |
1129 | assert(sig); | |
1130 | ||
74051b9b LP |
1131 | r = signal_from_string_try_harder(rvalue); |
1132 | if (r <= 0) { | |
e8e581bf ZJS |
1133 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1134 | "Failed to parse kill signal, ignoring: %s", rvalue); | |
c0b34696 | 1135 | return 0; |
2e22afe9 LP |
1136 | } |
1137 | ||
1138 | *sig = r; | |
1139 | return 0; | |
1140 | } | |
1141 | ||
e8e581bf ZJS |
1142 | int config_parse_exec_mount_flags(const char *unit, |
1143 | const char *filename, | |
1144 | unsigned line, | |
1145 | const char *section, | |
1146 | const char *lvalue, | |
1147 | int ltype, | |
1148 | const char *rvalue, | |
1149 | void *data, | |
1150 | void *userdata) { | |
15ae422b LP |
1151 | |
1152 | ExecContext *c = data; | |
1153 | char *w; | |
1154 | size_t l; | |
1155 | char *state; | |
1156 | unsigned long flags = 0; | |
1157 | ||
1158 | assert(filename); | |
1159 | assert(lvalue); | |
1160 | assert(rvalue); | |
1161 | assert(data); | |
1162 | ||
ac97e2c5 ZJS |
1163 | FOREACH_WORD_SEPARATOR(w, l, rvalue, ", ", state) { |
1164 | char _cleanup_free_ *t; | |
1165 | ||
1166 | t = strndup(w, l); | |
1167 | if (!t) | |
74051b9b | 1168 | return log_oom(); |
ac97e2c5 ZJS |
1169 | |
1170 | if (streq(t, "shared")) | |
15ae422b | 1171 | flags |= MS_SHARED; |
ac97e2c5 | 1172 | else if (streq(t, "slave")) |
15ae422b | 1173 | flags |= MS_SLAVE; |
ac97e2c5 | 1174 | else if (streq(w, "private")) |
15ae422b LP |
1175 | flags |= MS_PRIVATE; |
1176 | else { | |
e8e581bf ZJS |
1177 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1178 | "Failed to parse mount flag %s, ignoring: %s", | |
1179 | t, rvalue); | |
c0b34696 | 1180 | return 0; |
15ae422b LP |
1181 | } |
1182 | } | |
1183 | ||
1184 | c->mount_flags = flags; | |
1185 | return 0; | |
1186 | } | |
1187 | ||
e8e581bf ZJS |
1188 | int config_parse_timer(const char *unit, |
1189 | const char *filename, | |
1190 | unsigned line, | |
1191 | const char *section, | |
1192 | const char *lvalue, | |
1193 | int ltype, | |
1194 | const char *rvalue, | |
1195 | void *data, | |
1196 | void *userdata) { | |
871d7de4 LP |
1197 | |
1198 | Timer *t = data; | |
36697dc0 | 1199 | usec_t u = 0; |
871d7de4 LP |
1200 | TimerValue *v; |
1201 | TimerBase b; | |
36697dc0 LP |
1202 | CalendarSpec *c = NULL; |
1203 | clockid_t id; | |
871d7de4 LP |
1204 | |
1205 | assert(filename); | |
1206 | assert(lvalue); | |
1207 | assert(rvalue); | |
1208 | assert(data); | |
1209 | ||
74051b9b LP |
1210 | if (isempty(rvalue)) { |
1211 | /* Empty assignment resets list */ | |
1212 | timer_free_values(t); | |
1213 | return 0; | |
1214 | } | |
1215 | ||
36697dc0 LP |
1216 | b = timer_base_from_string(lvalue); |
1217 | if (b < 0) { | |
e8e581bf ZJS |
1218 | log_syntax(unit, LOG_ERR, filename, line, -b, |
1219 | "Failed to parse timer base, ignoring: %s", lvalue); | |
c0b34696 | 1220 | return 0; |
871d7de4 LP |
1221 | } |
1222 | ||
36697dc0 LP |
1223 | if (b == TIMER_CALENDAR) { |
1224 | if (calendar_spec_from_string(rvalue, &c) < 0) { | |
e8e581bf ZJS |
1225 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1226 | "Failed to parse calendar specification, ignoring: %s", | |
1227 | rvalue); | |
36697dc0 LP |
1228 | return 0; |
1229 | } | |
1230 | ||
1231 | id = CLOCK_REALTIME; | |
1232 | } else { | |
7f602784 | 1233 | if (parse_sec(rvalue, &u) < 0) { |
e8e581bf ZJS |
1234 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1235 | "Failed to parse timer value, ignoring: %s", | |
1236 | rvalue); | |
36697dc0 LP |
1237 | return 0; |
1238 | } | |
1239 | ||
1240 | id = CLOCK_MONOTONIC; | |
871d7de4 LP |
1241 | } |
1242 | ||
36697dc0 LP |
1243 | v = new0(TimerValue, 1); |
1244 | if (!v) | |
74051b9b | 1245 | return log_oom(); |
871d7de4 LP |
1246 | |
1247 | v->base = b; | |
36697dc0 | 1248 | v->clock_id = id; |
871d7de4 | 1249 | v->value = u; |
36697dc0 | 1250 | v->calendar_spec = c; |
871d7de4 LP |
1251 | |
1252 | LIST_PREPEND(TimerValue, value, t->values, v); | |
1253 | ||
1254 | return 0; | |
1255 | } | |
1256 | ||
e8e581bf ZJS |
1257 | int config_parse_timer_unit(const char *unit, |
1258 | const char *filename, | |
1259 | unsigned line, | |
1260 | const char *section, | |
1261 | const char *lvalue, | |
1262 | int ltype, | |
1263 | const char *rvalue, | |
1264 | void *data, | |
1265 | void *userdata) { | |
871d7de4 LP |
1266 | |
1267 | Timer *t = data; | |
1268 | int r; | |
398ef8ba | 1269 | DBusError error; |
57020a3a | 1270 | Unit *u; |
74051b9b | 1271 | _cleanup_free_ char *p = NULL; |
398ef8ba LP |
1272 | |
1273 | assert(filename); | |
1274 | assert(lvalue); | |
1275 | assert(rvalue); | |
1276 | assert(data); | |
1277 | ||
1278 | dbus_error_init(&error); | |
871d7de4 | 1279 | |
74051b9b LP |
1280 | p = unit_name_printf(UNIT(t), rvalue); |
1281 | if (!p) | |
1282 | return log_oom(); | |
1283 | ||
1284 | if (endswith(p, ".timer")) { | |
e8e581bf ZJS |
1285 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1286 | "Unit cannot be of type timer, ignoring: %s", rvalue); | |
c0b34696 | 1287 | return 0; |
871d7de4 LP |
1288 | } |
1289 | ||
74051b9b | 1290 | r = manager_load_unit(UNIT(t)->manager, p, NULL, NULL, &u); |
57020a3a | 1291 | if (r < 0) { |
e8e581bf ZJS |
1292 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1293 | "Failed to load unit %s, ignoring: %s", | |
1294 | rvalue, bus_error(&error, r)); | |
398ef8ba | 1295 | dbus_error_free(&error); |
c0b34696 | 1296 | return 0; |
871d7de4 LP |
1297 | } |
1298 | ||
57020a3a LP |
1299 | unit_ref_set(&t->unit, u); |
1300 | ||
871d7de4 LP |
1301 | return 0; |
1302 | } | |
1303 | ||
e8e581bf ZJS |
1304 | int config_parse_path_spec(const char *unit, |
1305 | const char *filename, | |
1306 | unsigned line, | |
1307 | const char *section, | |
1308 | const char *lvalue, | |
1309 | int ltype, | |
1310 | const char *rvalue, | |
1311 | void *data, | |
1312 | void *userdata) { | |
01f78473 LP |
1313 | |
1314 | Path *p = data; | |
1315 | PathSpec *s; | |
1316 | PathType b; | |
93e4c84b | 1317 | char *k; |
01f78473 LP |
1318 | |
1319 | assert(filename); | |
1320 | assert(lvalue); | |
1321 | assert(rvalue); | |
1322 | assert(data); | |
1323 | ||
74051b9b LP |
1324 | if (isempty(rvalue)) { |
1325 | /* Empty assignment clears list */ | |
1326 | path_free_specs(p); | |
1327 | return 0; | |
1328 | } | |
1329 | ||
93e4c84b LP |
1330 | b = path_type_from_string(lvalue); |
1331 | if (b < 0) { | |
e8e581bf ZJS |
1332 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1333 | "Failed to parse path type, ignoring: %s", lvalue); | |
c0b34696 | 1334 | return 0; |
01f78473 LP |
1335 | } |
1336 | ||
93e4c84b | 1337 | k = unit_full_printf(UNIT(p), rvalue); |
487060c2 LP |
1338 | if (!k) { |
1339 | k = strdup(rvalue); | |
1340 | if (!k) | |
1341 | return log_oom(); | |
1342 | else | |
e8e581bf ZJS |
1343 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1344 | "Failed to resolve unit specifiers on %s. Ignoring.", | |
1345 | rvalue); | |
487060c2 | 1346 | } |
93e4c84b LP |
1347 | |
1348 | if (!path_is_absolute(k)) { | |
e8e581bf ZJS |
1349 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1350 | "Path is not absolute, ignoring: %s", k); | |
93e4c84b | 1351 | free(k); |
c0b34696 | 1352 | return 0; |
01f78473 LP |
1353 | } |
1354 | ||
93e4c84b LP |
1355 | s = new0(PathSpec, 1); |
1356 | if (!s) { | |
1357 | free(k); | |
1358 | return log_oom(); | |
01f78473 LP |
1359 | } |
1360 | ||
93e4c84b | 1361 | s->path = path_kill_slashes(k); |
01f78473 LP |
1362 | s->type = b; |
1363 | s->inotify_fd = -1; | |
1364 | ||
1365 | LIST_PREPEND(PathSpec, spec, p->specs, s); | |
1366 | ||
1367 | return 0; | |
1368 | } | |
1369 | ||
e8e581bf ZJS |
1370 | int config_parse_path_unit(const char *unit, |
1371 | const char *filename, | |
1372 | unsigned line, | |
1373 | const char *section, | |
1374 | const char *lvalue, | |
1375 | int ltype, | |
1376 | const char *rvalue, | |
1377 | void *data, | |
1378 | void *userdata) { | |
01f78473 LP |
1379 | |
1380 | Path *t = data; | |
1381 | int r; | |
398ef8ba | 1382 | DBusError error; |
57020a3a | 1383 | Unit *u; |
858c33bf | 1384 | _cleanup_free_ char *p = NULL; |
398ef8ba LP |
1385 | |
1386 | assert(filename); | |
1387 | assert(lvalue); | |
1388 | assert(rvalue); | |
1389 | assert(data); | |
1390 | ||
1391 | dbus_error_init(&error); | |
01f78473 | 1392 | |
cd740957 | 1393 | p = unit_name_printf(UNIT(t), rvalue); |
858c33bf LP |
1394 | if (!p) |
1395 | return log_oom(); | |
1396 | ||
1397 | if (endswith(p, ".path")) { | |
e8e581bf ZJS |
1398 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1399 | "Unit cannot be of type path, ignoring: %s", p); | |
c0b34696 | 1400 | return 0; |
01f78473 LP |
1401 | } |
1402 | ||
858c33bf LP |
1403 | r = manager_load_unit(UNIT(t)->manager, p, NULL, &error, &u); |
1404 | if (r < 0) { | |
e8e581bf ZJS |
1405 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1406 | "Failed to load unit %s, ignoring: %s", | |
1407 | p, bus_error(&error, r)); | |
398ef8ba | 1408 | dbus_error_free(&error); |
c0b34696 | 1409 | return 0; |
01f78473 LP |
1410 | } |
1411 | ||
57020a3a LP |
1412 | unit_ref_set(&t->unit, u); |
1413 | ||
01f78473 LP |
1414 | return 0; |
1415 | } | |
1416 | ||
e8e581bf ZJS |
1417 | int config_parse_socket_service(const char *unit, |
1418 | const char *filename, | |
1419 | unsigned line, | |
1420 | const char *section, | |
1421 | const char *lvalue, | |
1422 | int ltype, | |
1423 | const char *rvalue, | |
1424 | void *data, | |
1425 | void *userdata) { | |
d9ff321a LP |
1426 | |
1427 | Socket *s = data; | |
1428 | int r; | |
1429 | DBusError error; | |
4ff77f66 | 1430 | Unit *x; |
74051b9b | 1431 | _cleanup_free_ char *p = NULL; |
d9ff321a LP |
1432 | |
1433 | assert(filename); | |
1434 | assert(lvalue); | |
1435 | assert(rvalue); | |
1436 | assert(data); | |
1437 | ||
1438 | dbus_error_init(&error); | |
1439 | ||
74051b9b LP |
1440 | p = unit_name_printf(UNIT(s), rvalue); |
1441 | if (!p) | |
1442 | return log_oom(); | |
1443 | ||
1444 | if (!endswith(p, ".service")) { | |
e8e581bf ZJS |
1445 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1446 | "Unit must be of type service, ignoring: %s", rvalue); | |
d9ff321a LP |
1447 | return 0; |
1448 | } | |
1449 | ||
74051b9b | 1450 | r = manager_load_unit(UNIT(s)->manager, p, NULL, &error, &x); |
4ff77f66 | 1451 | if (r < 0) { |
e8e581bf ZJS |
1452 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1453 | "Failed to load unit %s, ignoring: %s", | |
1454 | rvalue, bus_error(&error, r)); | |
d9ff321a LP |
1455 | dbus_error_free(&error); |
1456 | return 0; | |
1457 | } | |
1458 | ||
4ff77f66 LP |
1459 | unit_ref_set(&s->service, x); |
1460 | ||
d9ff321a LP |
1461 | return 0; |
1462 | } | |
1463 | ||
e8e581bf ZJS |
1464 | int config_parse_service_sockets(const char *unit, |
1465 | const char *filename, | |
1466 | unsigned line, | |
1467 | const char *section, | |
1468 | const char *lvalue, | |
1469 | int ltype, | |
1470 | const char *rvalue, | |
1471 | void *data, | |
1472 | void *userdata) { | |
f976f3f6 LP |
1473 | |
1474 | Service *s = data; | |
1475 | int r; | |
f976f3f6 LP |
1476 | char *state, *w; |
1477 | size_t l; | |
1478 | ||
1479 | assert(filename); | |
1480 | assert(lvalue); | |
1481 | assert(rvalue); | |
1482 | assert(data); | |
1483 | ||
f976f3f6 | 1484 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
c040936b | 1485 | char _cleanup_free_ *t = NULL, *k = NULL; |
f976f3f6 | 1486 | |
57020a3a LP |
1487 | t = strndup(w, l); |
1488 | if (!t) | |
74051b9b | 1489 | return log_oom(); |
f976f3f6 | 1490 | |
57020a3a | 1491 | k = unit_name_printf(UNIT(s), t); |
57020a3a | 1492 | if (!k) |
74051b9b | 1493 | return log_oom(); |
57020a3a LP |
1494 | |
1495 | if (!endswith(k, ".socket")) { | |
e8e581bf ZJS |
1496 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1497 | "Unit must be of type socket, ignoring: %s", k); | |
f976f3f6 LP |
1498 | continue; |
1499 | } | |
1500 | ||
57020a3a LP |
1501 | r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_WANTS, UNIT_AFTER, k, NULL, true); |
1502 | if (r < 0) | |
e8e581bf ZJS |
1503 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1504 | "Failed to add dependency on %s, ignoring: %s", | |
1505 | k, strerror(-r)); | |
f976f3f6 | 1506 | |
57020a3a LP |
1507 | r = unit_add_dependency_by_name(UNIT(s), UNIT_TRIGGERED_BY, k, NULL, true); |
1508 | if (r < 0) | |
f976f3f6 LP |
1509 | return r; |
1510 | } | |
1511 | ||
1512 | return 0; | |
1513 | } | |
1514 | ||
e8e581bf ZJS |
1515 | int config_parse_service_timeout(const char *unit, |
1516 | const char *filename, | |
1517 | unsigned line, | |
1518 | const char *section, | |
1519 | const char *lvalue, | |
1520 | int ltype, | |
1521 | const char *rvalue, | |
1522 | void *data, | |
1523 | void *userdata) { | |
98709151 LN |
1524 | |
1525 | Service *s = userdata; | |
1526 | int r; | |
1527 | ||
1528 | assert(filename); | |
1529 | assert(lvalue); | |
1530 | assert(rvalue); | |
1531 | assert(s); | |
1532 | ||
e8e581bf ZJS |
1533 | r = config_parse_sec(unit, filename, line, section, lvalue, ltype, |
1534 | rvalue, data, userdata); | |
74051b9b | 1535 | if (r < 0) |
d568a335 | 1536 | return r; |
98709151 | 1537 | |
d568a335 MS |
1538 | if (streq(lvalue, "TimeoutSec")) { |
1539 | s->start_timeout_defined = true; | |
1540 | s->timeout_stop_usec = s->timeout_start_usec; | |
1541 | } else if (streq(lvalue, "TimeoutStartSec")) | |
1542 | s->start_timeout_defined = true; | |
1543 | ||
1544 | return 0; | |
98709151 LN |
1545 | } |
1546 | ||
e8e581bf ZJS |
1547 | int config_parse_unit_env_file(const char *unit, |
1548 | const char *filename, | |
1549 | unsigned line, | |
1550 | const char *section, | |
1551 | const char *lvalue, | |
1552 | int ltype, | |
1553 | const char *rvalue, | |
1554 | void *data, | |
1555 | void *userdata) { | |
ddb26e18 | 1556 | |
853b8397 | 1557 | char ***env = data; |
8fef7659 | 1558 | Unit *u = userdata; |
853b8397 LP |
1559 | _cleanup_free_ char *s = NULL; |
1560 | int r; | |
ddb26e18 LP |
1561 | |
1562 | assert(filename); | |
1563 | assert(lvalue); | |
1564 | assert(rvalue); | |
1565 | assert(data); | |
1566 | ||
74051b9b LP |
1567 | if (isempty(rvalue)) { |
1568 | /* Empty assignment frees the list */ | |
74051b9b LP |
1569 | strv_free(*env); |
1570 | *env = NULL; | |
1571 | return 0; | |
1572 | } | |
1573 | ||
8fef7659 LP |
1574 | s = unit_full_printf(u, rvalue); |
1575 | if (!s) | |
74051b9b | 1576 | return log_oom(); |
8fef7659 LP |
1577 | |
1578 | if (!path_is_absolute(s[0] == '-' ? s + 1 : s)) { | |
e8e581bf ZJS |
1579 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1580 | "Path '%s' is not absolute, ignoring.", s); | |
afe4bfe2 LP |
1581 | return 0; |
1582 | } | |
1583 | ||
853b8397 LP |
1584 | r = strv_extend(env, s); |
1585 | if (r < 0) | |
1586 | return log_oom(); | |
1587 | ||
1588 | return 0; | |
1589 | } | |
1590 | ||
e8e581bf ZJS |
1591 | int config_parse_environ(const char *unit, |
1592 | const char *filename, | |
1593 | unsigned line, | |
1594 | const char *section, | |
1595 | const char *lvalue, | |
1596 | int ltype, | |
1597 | const char *rvalue, | |
1598 | void *data, | |
1599 | void *userdata) { | |
853b8397 LP |
1600 | |
1601 | Unit *u = userdata; | |
1602 | char*** env = data, *w, *state; | |
1603 | size_t l; | |
1604 | _cleanup_free_ char *k = NULL; | |
1605 | ||
1606 | assert(filename); | |
1607 | assert(lvalue); | |
1608 | assert(rvalue); | |
1609 | assert(u); | |
1610 | ||
1611 | if (isempty(rvalue)) { | |
1612 | /* Empty assignment resets the list */ | |
1613 | strv_free(*env); | |
1614 | *env = NULL; | |
1615 | return 0; | |
1616 | } | |
1617 | ||
1618 | k = unit_full_printf(u, rvalue); | |
8fef7659 | 1619 | if (!k) |
74051b9b | 1620 | return log_oom(); |
ddb26e18 | 1621 | |
853b8397 LP |
1622 | FOREACH_WORD_QUOTED(w, l, k, state) { |
1623 | _cleanup_free_ char *n; | |
1624 | char **x; | |
1625 | ||
1626 | n = cunescape_length(w, l); | |
1627 | if (!n) | |
1628 | return log_oom(); | |
1629 | ||
1630 | if (!env_assignment_is_valid(n)) { | |
e8e581bf ZJS |
1631 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1632 | "Invalid environment assignment, ignoring: %s", rvalue); | |
853b8397 LP |
1633 | continue; |
1634 | } | |
1635 | ||
1636 | x = strv_env_set(*env, n); | |
1637 | if (!x) | |
1638 | return log_oom(); | |
1639 | ||
1640 | strv_free(*env); | |
1641 | *env = x; | |
1642 | } | |
ddb26e18 | 1643 | |
8c7be95e | 1644 | return 0; |
ddb26e18 LP |
1645 | } |
1646 | ||
e8e581bf ZJS |
1647 | int config_parse_ip_tos(const char *unit, |
1648 | const char *filename, | |
1649 | unsigned line, | |
1650 | const char *section, | |
1651 | const char *lvalue, | |
1652 | int ltype, | |
1653 | const char *rvalue, | |
1654 | void *data, | |
1655 | void *userdata) { | |
4fd5948e LP |
1656 | |
1657 | int *ip_tos = data, x; | |
4fd5948e LP |
1658 | |
1659 | assert(filename); | |
1660 | assert(lvalue); | |
1661 | assert(rvalue); | |
1662 | assert(data); | |
1663 | ||
f8b69d1d MS |
1664 | x = ip_tos_from_string(rvalue); |
1665 | if (x < 0) { | |
e8e581bf ZJS |
1666 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1667 | "Failed to parse IP TOS value, ignoring: %s", rvalue); | |
f8b69d1d MS |
1668 | return 0; |
1669 | } | |
4fd5948e LP |
1670 | |
1671 | *ip_tos = x; | |
1672 | return 0; | |
1673 | } | |
1674 | ||
e8e581bf ZJS |
1675 | int config_parse_unit_condition_path(const char *unit, |
1676 | const char *filename, | |
1677 | unsigned line, | |
1678 | const char *section, | |
1679 | const char *lvalue, | |
1680 | int ltype, | |
1681 | const char *rvalue, | |
1682 | void *data, | |
1683 | void *userdata) { | |
52661efd | 1684 | |
2b583ce6 | 1685 | ConditionType cond = ltype; |
52661efd | 1686 | Unit *u = data; |
267632f0 | 1687 | bool trigger, negate; |
52661efd | 1688 | Condition *c; |
2fbe635a | 1689 | _cleanup_free_ char *p = NULL; |
52661efd LP |
1690 | |
1691 | assert(filename); | |
1692 | assert(lvalue); | |
1693 | assert(rvalue); | |
1694 | assert(data); | |
1695 | ||
74051b9b LP |
1696 | if (isempty(rvalue)) { |
1697 | /* Empty assignment resets the list */ | |
1698 | condition_free_list(u->conditions); | |
1699 | u->conditions = NULL; | |
1700 | return 0; | |
1701 | } | |
1702 | ||
ab7f148f LP |
1703 | trigger = rvalue[0] == '|'; |
1704 | if (trigger) | |
267632f0 LP |
1705 | rvalue++; |
1706 | ||
ab7f148f LP |
1707 | negate = rvalue[0] == '!'; |
1708 | if (negate) | |
52661efd LP |
1709 | rvalue++; |
1710 | ||
095b2d7a AK |
1711 | p = unit_full_printf(u, rvalue); |
1712 | if (!p) | |
74051b9b | 1713 | return log_oom(); |
095b2d7a AK |
1714 | |
1715 | if (!path_is_absolute(p)) { | |
e8e581bf ZJS |
1716 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1717 | "Path in condition not absolute, ignoring: %s", p); | |
52661efd LP |
1718 | return 0; |
1719 | } | |
1720 | ||
095b2d7a | 1721 | c = condition_new(cond, p, trigger, negate); |
ab7f148f | 1722 | if (!c) |
74051b9b | 1723 | return log_oom(); |
52661efd | 1724 | |
ac155bb8 | 1725 | LIST_PREPEND(Condition, conditions, u->conditions, c); |
52661efd LP |
1726 | return 0; |
1727 | } | |
1728 | ||
e8e581bf ZJS |
1729 | int config_parse_unit_condition_string(const char *unit, |
1730 | const char *filename, | |
1731 | unsigned line, | |
1732 | const char *section, | |
1733 | const char *lvalue, | |
1734 | int ltype, | |
1735 | const char *rvalue, | |
1736 | void *data, | |
1737 | void *userdata) { | |
039655a4 | 1738 | |
41584525 | 1739 | ConditionType cond = ltype; |
039655a4 | 1740 | Unit *u = data; |
267632f0 | 1741 | bool trigger, negate; |
039655a4 | 1742 | Condition *c; |
2fbe635a | 1743 | _cleanup_free_ char *s = NULL; |
039655a4 LP |
1744 | |
1745 | assert(filename); | |
1746 | assert(lvalue); | |
1747 | assert(rvalue); | |
1748 | assert(data); | |
1749 | ||
74051b9b LP |
1750 | if (isempty(rvalue)) { |
1751 | /* Empty assignment resets the list */ | |
1752 | condition_free_list(u->conditions); | |
1753 | u->conditions = NULL; | |
1754 | return 0; | |
1755 | } | |
1756 | ||
c0d6e764 LP |
1757 | trigger = rvalue[0] == '|'; |
1758 | if (trigger) | |
267632f0 LP |
1759 | rvalue++; |
1760 | ||
c0d6e764 LP |
1761 | negate = rvalue[0] == '!'; |
1762 | if (negate) | |
039655a4 LP |
1763 | rvalue++; |
1764 | ||
095b2d7a AK |
1765 | s = unit_full_printf(u, rvalue); |
1766 | if (!s) | |
74051b9b | 1767 | return log_oom(); |
095b2d7a AK |
1768 | |
1769 | c = condition_new(cond, s, trigger, negate); | |
c0d6e764 LP |
1770 | if (!c) |
1771 | return log_oom(); | |
039655a4 | 1772 | |
ac155bb8 | 1773 | LIST_PREPEND(Condition, conditions, u->conditions, c); |
039655a4 LP |
1774 | return 0; |
1775 | } | |
1776 | ||
e8e581bf ZJS |
1777 | int config_parse_unit_condition_null(const char *unit, |
1778 | const char *filename, | |
1779 | unsigned line, | |
1780 | const char *section, | |
1781 | const char *lvalue, | |
1782 | int ltype, | |
1783 | const char *rvalue, | |
1784 | void *data, | |
1785 | void *userdata) { | |
d257ddef LP |
1786 | |
1787 | Unit *u = data; | |
1788 | Condition *c; | |
267632f0 | 1789 | bool trigger, negate; |
d257ddef LP |
1790 | int b; |
1791 | ||
1792 | assert(filename); | |
1793 | assert(lvalue); | |
1794 | assert(rvalue); | |
1795 | assert(data); | |
1796 | ||
74051b9b LP |
1797 | if (isempty(rvalue)) { |
1798 | /* Empty assignment resets the list */ | |
1799 | condition_free_list(u->conditions); | |
1800 | u->conditions = NULL; | |
1801 | return 0; | |
1802 | } | |
1803 | ||
1804 | trigger = rvalue[0] == '|'; | |
1805 | if (trigger) | |
267632f0 LP |
1806 | rvalue++; |
1807 | ||
74051b9b LP |
1808 | negate = rvalue[0] == '!'; |
1809 | if (negate) | |
d257ddef LP |
1810 | rvalue++; |
1811 | ||
74051b9b LP |
1812 | b = parse_boolean(rvalue); |
1813 | if (b < 0) { | |
e8e581bf ZJS |
1814 | log_syntax(unit, LOG_ERR, filename, line, -b, |
1815 | "Failed to parse boolean value in condition, ignoring: %s", | |
1816 | rvalue); | |
d257ddef LP |
1817 | return 0; |
1818 | } | |
1819 | ||
1820 | if (!b) | |
1821 | negate = !negate; | |
1822 | ||
74051b9b LP |
1823 | c = condition_new(CONDITION_NULL, NULL, trigger, negate); |
1824 | if (!c) | |
1825 | return log_oom(); | |
d257ddef | 1826 | |
ac155bb8 | 1827 | LIST_PREPEND(Condition, conditions, u->conditions, c); |
d257ddef LP |
1828 | return 0; |
1829 | } | |
1830 | ||
f975e971 | 1831 | DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier"); |
4b939747 | 1832 | DEFINE_CONFIG_PARSE_ENUM(config_parse_start_limit_action, start_limit_action, StartLimitAction, "Failed to parse start limit action specifier"); |
c952c6ec | 1833 | |
e8e581bf ZJS |
1834 | int config_parse_unit_cgroup_attr(const char *unit, |
1835 | const char *filename, | |
1836 | unsigned line, | |
1837 | const char *section, | |
1838 | const char *lvalue, | |
1839 | int ltype, | |
1840 | const char *rvalue, | |
1841 | void *data, | |
1842 | void *userdata) { | |
ab1f0633 LP |
1843 | |
1844 | Unit *u = data; | |
26d04f86 LP |
1845 | size_t a, b; |
1846 | _cleanup_free_ char *n = NULL, *v = NULL; | |
1847 | const CGroupSemantics *s; | |
ab1f0633 LP |
1848 | int r; |
1849 | ||
1850 | assert(filename); | |
1851 | assert(lvalue); | |
1852 | assert(rvalue); | |
1853 | assert(data); | |
1854 | ||
74051b9b LP |
1855 | if (isempty(rvalue)) { |
1856 | /* Empty assignment clears the list */ | |
1857 | cgroup_attribute_free_list(u->cgroup_attributes); | |
1858 | u->cgroup_attributes = NULL; | |
1859 | return 0; | |
1860 | } | |
1861 | ||
26d04f86 LP |
1862 | a = strcspn(rvalue, WHITESPACE); |
1863 | b = strspn(rvalue + a, WHITESPACE); | |
1864 | if (a <= 0 || b <= 0) { | |
e8e581bf ZJS |
1865 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1866 | "Failed to parse cgroup attribute value, ignoring: %s", | |
1867 | rvalue); | |
ab1f0633 LP |
1868 | return 0; |
1869 | } | |
1870 | ||
26d04f86 LP |
1871 | n = strndup(rvalue, a); |
1872 | if (!n) | |
74051b9b | 1873 | return log_oom(); |
ab1f0633 | 1874 | |
26d04f86 | 1875 | r = cgroup_semantics_find(NULL, n, rvalue + a + b, &v, &s); |
ab1f0633 | 1876 | if (r < 0) { |
e8e581bf ZJS |
1877 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1878 | "Failed to parse cgroup attribute value, ignoring: %s", | |
1879 | rvalue); | |
ab1f0633 LP |
1880 | return 0; |
1881 | } | |
ab1f0633 | 1882 | |
26d04f86 | 1883 | r = unit_add_cgroup_attribute(u, s, NULL, n, v ? v : rvalue + a + b, NULL); |
ab1f0633 | 1884 | if (r < 0) { |
e8e581bf ZJS |
1885 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1886 | "Failed to add cgroup attribute value, ignoring: %s", rvalue); | |
ab1f0633 LP |
1887 | return 0; |
1888 | } | |
1889 | ||
1890 | return 0; | |
1891 | } | |
1892 | ||
e8e581bf ZJS |
1893 | int config_parse_unit_cgroup_attr_pretty(const char *unit, |
1894 | const char *filename, | |
1895 | unsigned line, | |
1896 | const char *section, | |
1897 | const char *lvalue, | |
1898 | int ltype, | |
1899 | const char *rvalue, | |
1900 | void *data, | |
1901 | void *userdata) { | |
9e372868 | 1902 | |
9e372868 | 1903 | Unit *u = data; |
26d04f86 LP |
1904 | _cleanup_free_ char *v = NULL; |
1905 | const CGroupSemantics *s; | |
9e372868 | 1906 | int r; |
9e372868 LP |
1907 | |
1908 | assert(filename); | |
1909 | assert(lvalue); | |
1910 | assert(rvalue); | |
1911 | assert(data); | |
1912 | ||
26d04f86 | 1913 | r = cgroup_semantics_find(NULL, lvalue, rvalue, &v, &s); |
9e372868 | 1914 | if (r < 0) { |
e8e581bf ZJS |
1915 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1916 | "Failed to parse cgroup attribute value, ignoring: %s", | |
1917 | rvalue); | |
9e372868 | 1918 | return 0; |
26d04f86 | 1919 | } else if (r == 0) { |
e8e581bf ZJS |
1920 | log_syntax(unit, LOG_ERR, filename, line, ENOTSUP, |
1921 | "Unknown or unsupported cgroup attribute %s, ignoring: %s", | |
1922 | lvalue, rvalue); | |
9e372868 LP |
1923 | return 0; |
1924 | } | |
1925 | ||
26d04f86 | 1926 | r = unit_add_cgroup_attribute(u, s, NULL, NULL, v, NULL); |
9e372868 | 1927 | if (r < 0) { |
e8e581bf ZJS |
1928 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1929 | "Failed to add cgroup attribute value, ignoring: %s", rvalue); | |
9e372868 LP |
1930 | return 0; |
1931 | } | |
1932 | ||
1933 | return 0; | |
1934 | } | |
1935 | ||
e8e581bf ZJS |
1936 | int config_parse_unit_requires_mounts_for(const char *unit, |
1937 | const char *filename, | |
1938 | unsigned line, | |
1939 | const char *section, | |
1940 | const char *lvalue, | |
1941 | int ltype, | |
1942 | const char *rvalue, | |
1943 | void *data, | |
1944 | void *userdata) { | |
7c8fa05c LP |
1945 | |
1946 | Unit *u = userdata; | |
1947 | int r; | |
1948 | bool empty_before; | |
1949 | ||
1950 | assert(filename); | |
1951 | assert(lvalue); | |
1952 | assert(rvalue); | |
1953 | assert(data); | |
1954 | ||
1955 | empty_before = !u->requires_mounts_for; | |
1956 | ||
e8e581bf ZJS |
1957 | r = config_parse_path_strv(unit, filename, line, section, lvalue, ltype, |
1958 | rvalue, data, userdata); | |
7c8fa05c LP |
1959 | |
1960 | /* Make it easy to find units with requires_mounts set */ | |
1961 | if (empty_before && u->requires_mounts_for) | |
1962 | LIST_PREPEND(Unit, has_requires_mounts_for, u->manager->has_requires_mounts_for, u); | |
1963 | ||
1964 | return r; | |
1965 | } | |
9e372868 | 1966 | |
e8e581bf ZJS |
1967 | int config_parse_documentation(const char *unit, |
1968 | const char *filename, | |
1969 | unsigned line, | |
1970 | const char *section, | |
1971 | const char *lvalue, | |
1972 | int ltype, | |
1973 | const char *rvalue, | |
1974 | void *data, | |
1975 | void *userdata) { | |
49dbfa7b LP |
1976 | |
1977 | Unit *u = userdata; | |
1978 | int r; | |
1979 | char **a, **b; | |
1980 | ||
1981 | assert(filename); | |
1982 | assert(lvalue); | |
1983 | assert(rvalue); | |
1984 | assert(u); | |
1985 | ||
74051b9b LP |
1986 | if (isempty(rvalue)) { |
1987 | /* Empty assignment resets the list */ | |
1988 | strv_free(u->documentation); | |
1989 | u->documentation = NULL; | |
1990 | return 0; | |
1991 | } | |
1992 | ||
e8e581bf ZJS |
1993 | r = config_parse_unit_strv_printf(unit, filename, line, section, lvalue, ltype, |
1994 | rvalue, data, userdata); | |
49dbfa7b LP |
1995 | if (r < 0) |
1996 | return r; | |
1997 | ||
1998 | for (a = b = u->documentation; a && *a; a++) { | |
1999 | ||
2000 | if (is_valid_documentation_url(*a)) | |
2001 | *(b++) = *a; | |
2002 | else { | |
e8e581bf ZJS |
2003 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
2004 | "Invalid URL, ignoring: %s", *a); | |
49dbfa7b LP |
2005 | free(*a); |
2006 | } | |
2007 | } | |
2008 | *b = NULL; | |
2009 | ||
2010 | return r; | |
2011 | } | |
2012 | ||
8351ceae | 2013 | static void syscall_set(uint32_t *p, int nr) { |
843fc7f7 | 2014 | nr = SYSCALL_TO_INDEX(nr); |
8351ceae LP |
2015 | p[nr >> 4] |= 1 << (nr & 31); |
2016 | } | |
2017 | ||
2018 | static void syscall_unset(uint32_t *p, int nr) { | |
843fc7f7 | 2019 | nr = SYSCALL_TO_INDEX(nr); |
8351ceae LP |
2020 | p[nr >> 4] &= ~(1 << (nr & 31)); |
2021 | } | |
2022 | ||
e8e581bf ZJS |
2023 | int config_parse_syscall_filter(const char *unit, |
2024 | const char *filename, | |
2025 | unsigned line, | |
2026 | const char *section, | |
2027 | const char *lvalue, | |
2028 | int ltype, | |
2029 | const char *rvalue, | |
2030 | void *data, | |
2031 | void *userdata) { | |
8351ceae LP |
2032 | |
2033 | ExecContext *c = data; | |
2034 | Unit *u = userdata; | |
b5fb3789 | 2035 | bool invert = false; |
8351ceae LP |
2036 | char *w; |
2037 | size_t l; | |
2038 | char *state; | |
2039 | ||
2040 | assert(filename); | |
2041 | assert(lvalue); | |
2042 | assert(rvalue); | |
2043 | assert(u); | |
2044 | ||
74051b9b LP |
2045 | if (isempty(rvalue)) { |
2046 | /* Empty assignment resets the list */ | |
2047 | free(c->syscall_filter); | |
2048 | c->syscall_filter = NULL; | |
2049 | return 0; | |
2050 | } | |
2051 | ||
8351ceae LP |
2052 | if (rvalue[0] == '~') { |
2053 | invert = true; | |
2054 | rvalue++; | |
2055 | } | |
2056 | ||
2057 | if (!c->syscall_filter) { | |
2058 | size_t n; | |
2059 | ||
2060 | n = (syscall_max() + 31) >> 4; | |
2061 | c->syscall_filter = new(uint32_t, n); | |
2062 | if (!c->syscall_filter) | |
74051b9b | 2063 | return log_oom(); |
8351ceae LP |
2064 | |
2065 | memset(c->syscall_filter, invert ? 0xFF : 0, n * sizeof(uint32_t)); | |
2066 | ||
2067 | /* Add these by default */ | |
2068 | syscall_set(c->syscall_filter, __NR_execve); | |
2069 | syscall_set(c->syscall_filter, __NR_rt_sigreturn); | |
2070 | #ifdef __NR_sigreturn | |
2071 | syscall_set(c->syscall_filter, __NR_sigreturn); | |
2072 | #endif | |
2073 | syscall_set(c->syscall_filter, __NR_exit_group); | |
2074 | syscall_set(c->syscall_filter, __NR_exit); | |
2075 | } | |
2076 | ||
2077 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { | |
2078 | int id; | |
c040936b | 2079 | char _cleanup_free_ *t = NULL; |
8351ceae LP |
2080 | |
2081 | t = strndup(w, l); | |
2082 | if (!t) | |
74051b9b | 2083 | return log_oom(); |
8351ceae LP |
2084 | |
2085 | id = syscall_from_name(t); | |
8351ceae | 2086 | if (id < 0) { |
e8e581bf ZJS |
2087 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
2088 | "Failed to parse syscall, ignoring: %s", t); | |
8351ceae LP |
2089 | continue; |
2090 | } | |
2091 | ||
2092 | if (invert) | |
2093 | syscall_unset(c->syscall_filter, id); | |
2094 | else | |
2095 | syscall_set(c->syscall_filter, id); | |
2096 | } | |
2097 | ||
2098 | c->no_new_privileges = true; | |
2099 | ||
2100 | return 0; | |
2101 | } | |
2102 | ||
071830ff | 2103 | #define FOLLOW_MAX 8 |
87f0e418 | 2104 | |
9e2f7c11 | 2105 | static int open_follow(char **filename, FILE **_f, Set *names, char **_final) { |
0301abf4 | 2106 | unsigned c = 0; |
87f0e418 LP |
2107 | int fd, r; |
2108 | FILE *f; | |
0301abf4 | 2109 | char *id = NULL; |
87f0e418 LP |
2110 | |
2111 | assert(filename); | |
2112 | assert(*filename); | |
2113 | assert(_f); | |
2114 | assert(names); | |
2115 | ||
0301abf4 LP |
2116 | /* This will update the filename pointer if the loaded file is |
2117 | * reached by a symlink. The old string will be freed. */ | |
87f0e418 | 2118 | |
0301abf4 | 2119 | for (;;) { |
2c7108c4 | 2120 | char *target, *name; |
87f0e418 | 2121 | |
0301abf4 LP |
2122 | if (c++ >= FOLLOW_MAX) |
2123 | return -ELOOP; | |
2124 | ||
b08d03ff LP |
2125 | path_kill_slashes(*filename); |
2126 | ||
87f0e418 | 2127 | /* Add the file name we are currently looking at to |
8f05424d LP |
2128 | * the names of this unit, but only if it is a valid |
2129 | * unit name. */ | |
9eb977db | 2130 | name = path_get_file_name(*filename); |
87f0e418 | 2131 | |
15e11d81 | 2132 | if (unit_name_is_valid(name, true)) { |
8f05424d | 2133 | |
15e11d81 LP |
2134 | id = set_get(names, name); |
2135 | if (!id) { | |
2136 | id = strdup(name); | |
2137 | if (!id) | |
8f05424d | 2138 | return -ENOMEM; |
87f0e418 | 2139 | |
15e11d81 LP |
2140 | r = set_put(names, id); |
2141 | if (r < 0) { | |
8f05424d LP |
2142 | free(id); |
2143 | return r; | |
2144 | } | |
87f0e418 | 2145 | } |
87f0e418 LP |
2146 | } |
2147 | ||
0301abf4 | 2148 | /* Try to open the file name, but don't if its a symlink */ |
9946996c LP |
2149 | fd = open(*filename, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW); |
2150 | if (fd >= 0) | |
87f0e418 LP |
2151 | break; |
2152 | ||
0301abf4 LP |
2153 | if (errno != ELOOP) |
2154 | return -errno; | |
2155 | ||
87f0e418 | 2156 | /* Hmm, so this is a symlink. Let's read the name, and follow it manually */ |
9946996c LP |
2157 | r = readlink_and_make_absolute(*filename, &target); |
2158 | if (r < 0) | |
0301abf4 | 2159 | return r; |
87f0e418 | 2160 | |
0301abf4 | 2161 | free(*filename); |
2c7108c4 | 2162 | *filename = target; |
87f0e418 LP |
2163 | } |
2164 | ||
9946996c LP |
2165 | f = fdopen(fd, "re"); |
2166 | if (!f) { | |
87f0e418 | 2167 | r = -errno; |
9e2f7c11 | 2168 | close_nointr_nofail(fd); |
0301abf4 | 2169 | return r; |
87f0e418 LP |
2170 | } |
2171 | ||
2172 | *_f = f; | |
9e2f7c11 | 2173 | *_final = id; |
0301abf4 | 2174 | return 0; |
87f0e418 LP |
2175 | } |
2176 | ||
23a177ef LP |
2177 | static int merge_by_names(Unit **u, Set *names, const char *id) { |
2178 | char *k; | |
2179 | int r; | |
2180 | ||
2181 | assert(u); | |
2182 | assert(*u); | |
2183 | assert(names); | |
2184 | ||
2185 | /* Let's try to add in all symlink names we found */ | |
2186 | while ((k = set_steal_first(names))) { | |
2187 | ||
2188 | /* First try to merge in the other name into our | |
2189 | * unit */ | |
9946996c LP |
2190 | r = unit_merge_by_name(*u, k); |
2191 | if (r < 0) { | |
23a177ef LP |
2192 | Unit *other; |
2193 | ||
2194 | /* Hmm, we couldn't merge the other unit into | |
2195 | * ours? Then let's try it the other way | |
2196 | * round */ | |
2197 | ||
ac155bb8 | 2198 | other = manager_get_unit((*u)->manager, k); |
23a177ef LP |
2199 | free(k); |
2200 | ||
9946996c LP |
2201 | if (other) { |
2202 | r = unit_merge(other, *u); | |
2203 | if (r >= 0) { | |
23a177ef LP |
2204 | *u = other; |
2205 | return merge_by_names(u, names, NULL); | |
2206 | } | |
9946996c | 2207 | } |
23a177ef LP |
2208 | |
2209 | return r; | |
2210 | } | |
2211 | ||
2212 | if (id == k) | |
2213 | unit_choose_id(*u, id); | |
2214 | ||
2215 | free(k); | |
2216 | } | |
2217 | ||
2218 | return 0; | |
2219 | } | |
2220 | ||
e537352b | 2221 | static int load_from_path(Unit *u, const char *path) { |
0301abf4 | 2222 | int r; |
87f0e418 | 2223 | Set *symlink_names; |
23a177ef LP |
2224 | FILE *f = NULL; |
2225 | char *filename = NULL, *id = NULL; | |
2226 | Unit *merged; | |
45fb0699 | 2227 | struct stat st; |
23a177ef LP |
2228 | |
2229 | assert(u); | |
e537352b | 2230 | assert(path); |
3efd4195 | 2231 | |
f975e971 LP |
2232 | symlink_names = set_new(string_hash_func, string_compare_func); |
2233 | if (!symlink_names) | |
87f0e418 | 2234 | return -ENOMEM; |
3efd4195 | 2235 | |
036643a2 LP |
2236 | if (path_is_absolute(path)) { |
2237 | ||
9946996c LP |
2238 | filename = strdup(path); |
2239 | if (!filename) { | |
036643a2 LP |
2240 | r = -ENOMEM; |
2241 | goto finish; | |
2242 | } | |
2243 | ||
9946996c LP |
2244 | r = open_follow(&filename, &f, symlink_names, &id); |
2245 | if (r < 0) { | |
036643a2 LP |
2246 | free(filename); |
2247 | filename = NULL; | |
2248 | ||
2249 | if (r != -ENOENT) | |
2250 | goto finish; | |
2251 | } | |
2252 | ||
2253 | } else { | |
2254 | char **p; | |
2255 | ||
ac155bb8 | 2256 | STRV_FOREACH(p, u->manager->lookup_paths.unit_path) { |
036643a2 LP |
2257 | |
2258 | /* Instead of opening the path right away, we manually | |
2259 | * follow all symlinks and add their name to our unit | |
2260 | * name set while doing so */ | |
9946996c LP |
2261 | filename = path_make_absolute(path, *p); |
2262 | if (!filename) { | |
036643a2 LP |
2263 | r = -ENOMEM; |
2264 | goto finish; | |
2265 | } | |
2266 | ||
ac155bb8 MS |
2267 | if (u->manager->unit_path_cache && |
2268 | !set_get(u->manager->unit_path_cache, filename)) | |
fe51822e LP |
2269 | r = -ENOENT; |
2270 | else | |
2271 | r = open_follow(&filename, &f, symlink_names, &id); | |
2272 | ||
2273 | if (r < 0) { | |
036643a2 LP |
2274 | free(filename); |
2275 | filename = NULL; | |
2276 | ||
2277 | if (r != -ENOENT) | |
2278 | goto finish; | |
2279 | ||
2280 | /* Empty the symlink names for the next run */ | |
9946996c | 2281 | set_clear_free(symlink_names); |
036643a2 LP |
2282 | continue; |
2283 | } | |
2284 | ||
2285 | break; | |
2286 | } | |
2287 | } | |
034c6ed7 | 2288 | |
036643a2 | 2289 | if (!filename) { |
8f05424d | 2290 | /* Hmm, no suitable file found? */ |
23a177ef | 2291 | r = 0; |
0301abf4 LP |
2292 | goto finish; |
2293 | } | |
87f0e418 | 2294 | |
23a177ef | 2295 | merged = u; |
9946996c LP |
2296 | r = merge_by_names(&merged, symlink_names, id); |
2297 | if (r < 0) | |
0301abf4 | 2298 | goto finish; |
87f0e418 | 2299 | |
23a177ef | 2300 | if (merged != u) { |
ac155bb8 | 2301 | u->load_state = UNIT_MERGED; |
23a177ef LP |
2302 | r = 0; |
2303 | goto finish; | |
034c6ed7 LP |
2304 | } |
2305 | ||
45fb0699 LP |
2306 | if (fstat(fileno(f), &st) < 0) { |
2307 | r = -errno; | |
2308 | goto finish; | |
2309 | } | |
2310 | ||
00dc5d76 | 2311 | if (null_or_empty(&st)) |
ac155bb8 | 2312 | u->load_state = UNIT_MASKED; |
00dc5d76 LP |
2313 | else { |
2314 | /* Now, parse the file contents */ | |
e8e581bf ZJS |
2315 | r = config_parse(u->id, filename, f, UNIT_VTABLE(u)->sections, |
2316 | config_item_perf_lookup, | |
2317 | (void*) load_fragment_gperf_lookup, false, u); | |
f975e971 | 2318 | if (r < 0) |
00dc5d76 LP |
2319 | goto finish; |
2320 | ||
ac155bb8 | 2321 | u->load_state = UNIT_LOADED; |
00dc5d76 | 2322 | } |
b08d03ff | 2323 | |
ac155bb8 MS |
2324 | free(u->fragment_path); |
2325 | u->fragment_path = filename; | |
0301abf4 | 2326 | filename = NULL; |
87f0e418 | 2327 | |
ac155bb8 | 2328 | u->fragment_mtime = timespec_load(&st.st_mtim); |
45fb0699 | 2329 | |
1b64d026 LP |
2330 | if (u->source_path) { |
2331 | if (stat(u->source_path, &st) >= 0) | |
2332 | u->source_mtime = timespec_load(&st.st_mtim); | |
2333 | else | |
2334 | u->source_mtime = 0; | |
2335 | } | |
2336 | ||
23a177ef | 2337 | r = 0; |
87f0e418 LP |
2338 | |
2339 | finish: | |
53ec43c6 | 2340 | set_free_free(symlink_names); |
0301abf4 LP |
2341 | free(filename); |
2342 | ||
23a177ef LP |
2343 | if (f) |
2344 | fclose(f); | |
2345 | ||
0301abf4 LP |
2346 | return r; |
2347 | } | |
2348 | ||
e537352b | 2349 | int unit_load_fragment(Unit *u) { |
23a177ef | 2350 | int r; |
294d81f1 LP |
2351 | Iterator i; |
2352 | const char *t; | |
0301abf4 LP |
2353 | |
2354 | assert(u); | |
ac155bb8 MS |
2355 | assert(u->load_state == UNIT_STUB); |
2356 | assert(u->id); | |
23a177ef | 2357 | |
294d81f1 LP |
2358 | /* First, try to find the unit under its id. We always look |
2359 | * for unit files in the default directories, to make it easy | |
2360 | * to override things by placing things in /etc/systemd/system */ | |
9946996c LP |
2361 | r = load_from_path(u, u->id); |
2362 | if (r < 0) | |
294d81f1 LP |
2363 | return r; |
2364 | ||
2365 | /* Try to find an alias we can load this with */ | |
ac155bb8 MS |
2366 | if (u->load_state == UNIT_STUB) |
2367 | SET_FOREACH(t, u->names, i) { | |
294d81f1 | 2368 | |
ac155bb8 | 2369 | if (t == u->id) |
294d81f1 LP |
2370 | continue; |
2371 | ||
9946996c LP |
2372 | r = load_from_path(u, t); |
2373 | if (r < 0) | |
294d81f1 LP |
2374 | return r; |
2375 | ||
ac155bb8 | 2376 | if (u->load_state != UNIT_STUB) |
294d81f1 LP |
2377 | break; |
2378 | } | |
23a177ef | 2379 | |
294d81f1 | 2380 | /* And now, try looking for it under the suggested (originally linked) path */ |
ac155bb8 | 2381 | if (u->load_state == UNIT_STUB && u->fragment_path) { |
6ccb1b44 | 2382 | |
9946996c LP |
2383 | r = load_from_path(u, u->fragment_path); |
2384 | if (r < 0) | |
23a177ef | 2385 | return r; |
0301abf4 | 2386 | |
ac155bb8 | 2387 | if (u->load_state == UNIT_STUB) { |
6ccb1b44 LP |
2388 | /* Hmm, this didn't work? Then let's get rid |
2389 | * of the fragment path stored for us, so that | |
2390 | * we don't point to an invalid location. */ | |
ac155bb8 MS |
2391 | free(u->fragment_path); |
2392 | u->fragment_path = NULL; | |
6ccb1b44 LP |
2393 | } |
2394 | } | |
2395 | ||
294d81f1 | 2396 | /* Look for a template */ |
ac155bb8 | 2397 | if (u->load_state == UNIT_STUB && u->instance) { |
294d81f1 LP |
2398 | char *k; |
2399 | ||
9946996c LP |
2400 | k = unit_name_template(u->id); |
2401 | if (!k) | |
294d81f1 LP |
2402 | return -ENOMEM; |
2403 | ||
2404 | r = load_from_path(u, k); | |
2405 | free(k); | |
0301abf4 | 2406 | |
294d81f1 | 2407 | if (r < 0) |
9e2f7c11 | 2408 | return r; |
890f434c | 2409 | |
ac155bb8 MS |
2410 | if (u->load_state == UNIT_STUB) |
2411 | SET_FOREACH(t, u->names, i) { | |
87f0e418 | 2412 | |
ac155bb8 | 2413 | if (t == u->id) |
23a177ef | 2414 | continue; |
071830ff | 2415 | |
9946996c LP |
2416 | k = unit_name_template(t); |
2417 | if (!k) | |
294d81f1 LP |
2418 | return -ENOMEM; |
2419 | ||
2420 | r = load_from_path(u, k); | |
2421 | free(k); | |
2422 | ||
2423 | if (r < 0) | |
23a177ef | 2424 | return r; |
890f434c | 2425 | |
ac155bb8 | 2426 | if (u->load_state != UNIT_STUB) |
23a177ef LP |
2427 | break; |
2428 | } | |
071830ff LP |
2429 | } |
2430 | ||
23a177ef | 2431 | return 0; |
3efd4195 | 2432 | } |
e537352b LP |
2433 | |
2434 | void unit_dump_config_items(FILE *f) { | |
f975e971 LP |
2435 | static const struct { |
2436 | const ConfigParserCallback callback; | |
2437 | const char *rvalue; | |
2438 | } table[] = { | |
2439 | { config_parse_int, "INTEGER" }, | |
2440 | { config_parse_unsigned, "UNSIGNED" }, | |
9ba1a159 | 2441 | { config_parse_bytes_size, "SIZE" }, |
f975e971 LP |
2442 | { config_parse_bool, "BOOLEAN" }, |
2443 | { config_parse_string, "STRING" }, | |
2444 | { config_parse_path, "PATH" }, | |
2445 | { config_parse_unit_path_printf, "PATH" }, | |
2446 | { config_parse_strv, "STRING [...]" }, | |
2447 | { config_parse_exec_nice, "NICE" }, | |
2448 | { config_parse_exec_oom_score_adjust, "OOMSCOREADJUST" }, | |
2449 | { config_parse_exec_io_class, "IOCLASS" }, | |
2450 | { config_parse_exec_io_priority, "IOPRIORITY" }, | |
2451 | { config_parse_exec_cpu_sched_policy, "CPUSCHEDPOLICY" }, | |
2452 | { config_parse_exec_cpu_sched_prio, "CPUSCHEDPRIO" }, | |
2453 | { config_parse_exec_cpu_affinity, "CPUAFFINITY" }, | |
2454 | { config_parse_mode, "MODE" }, | |
2455 | { config_parse_unit_env_file, "FILE" }, | |
2456 | { config_parse_output, "OUTPUT" }, | |
2457 | { config_parse_input, "INPUT" }, | |
2458 | { config_parse_facility, "FACILITY" }, | |
2459 | { config_parse_level, "LEVEL" }, | |
2460 | { config_parse_exec_capabilities, "CAPABILITIES" }, | |
2461 | { config_parse_exec_secure_bits, "SECUREBITS" }, | |
ec8927ca | 2462 | { config_parse_bounding_set, "BOUNDINGSET" }, |
f975e971 LP |
2463 | { config_parse_limit, "LIMIT" }, |
2464 | { config_parse_unit_cgroup, "CGROUP [...]" }, | |
2465 | { config_parse_unit_deps, "UNIT [...]" }, | |
f975e971 LP |
2466 | { config_parse_exec, "PATH [ARGUMENT [...]]" }, |
2467 | { config_parse_service_type, "SERVICETYPE" }, | |
2468 | { config_parse_service_restart, "SERVICERESTART" }, | |
2469 | #ifdef HAVE_SYSV_COMPAT | |
2470 | { config_parse_sysv_priority, "SYSVPRIORITY" }, | |
2471 | #else | |
2472 | { config_parse_warn_compat, "NOTSUPPORTED" }, | |
2473 | #endif | |
2474 | { config_parse_kill_mode, "KILLMODE" }, | |
2475 | { config_parse_kill_signal, "SIGNAL" }, | |
2476 | { config_parse_socket_listen, "SOCKET [...]" }, | |
2477 | { config_parse_socket_bind, "SOCKETBIND" }, | |
2478 | { config_parse_socket_bindtodevice, "NETWORKINTERFACE" }, | |
7f602784 | 2479 | { config_parse_sec, "SECONDS" }, |
d88a251b | 2480 | { config_parse_nsec, "NANOSECONDS" }, |
f975e971 | 2481 | { config_parse_path_strv, "PATH [...]" }, |
7c8fa05c | 2482 | { config_parse_unit_requires_mounts_for, "PATH [...]" }, |
f975e971 LP |
2483 | { config_parse_exec_mount_flags, "MOUNTFLAG [...]" }, |
2484 | { config_parse_unit_string_printf, "STRING" }, | |
2485 | { config_parse_timer, "TIMER" }, | |
2486 | { config_parse_timer_unit, "NAME" }, | |
2487 | { config_parse_path_spec, "PATH" }, | |
2488 | { config_parse_path_unit, "UNIT" }, | |
2489 | { config_parse_notify_access, "ACCESS" }, | |
2490 | { config_parse_ip_tos, "TOS" }, | |
2491 | { config_parse_unit_condition_path, "CONDITION" }, | |
2492 | { config_parse_unit_condition_string, "CONDITION" }, | |
2493 | { config_parse_unit_condition_null, "CONDITION" }, | |
2494 | }; | |
2495 | ||
2496 | const char *prev = NULL; | |
2497 | const char *i; | |
2498 | ||
2499 | assert(f); | |
e537352b | 2500 | |
f975e971 LP |
2501 | NULSTR_FOREACH(i, load_fragment_gperf_nulstr) { |
2502 | const char *rvalue = "OTHER", *lvalue; | |
2503 | unsigned j; | |
2504 | size_t prefix_len; | |
2505 | const char *dot; | |
2506 | const ConfigPerfItem *p; | |
2507 | ||
2508 | assert_se(p = load_fragment_gperf_lookup(i, strlen(i))); | |
2509 | ||
2510 | dot = strchr(i, '.'); | |
2511 | lvalue = dot ? dot + 1 : i; | |
2512 | prefix_len = dot-i; | |
2513 | ||
2514 | if (dot) | |
641906e9 | 2515 | if (!prev || !strneq(prev, i, prefix_len+1)) { |
f975e971 LP |
2516 | if (prev) |
2517 | fputc('\n', f); | |
2518 | ||
2519 | fprintf(f, "[%.*s]\n", (int) prefix_len, i); | |
2520 | } | |
2521 | ||
2522 | for (j = 0; j < ELEMENTSOF(table); j++) | |
2523 | if (p->parse == table[j].callback) { | |
2524 | rvalue = table[j].rvalue; | |
2525 | break; | |
2526 | } | |
2527 | ||
2528 | fprintf(f, "%s=%s\n", lvalue, rvalue); | |
2529 | prev = i; | |
2530 | } | |
e537352b | 2531 | } |