]>
Commit | Line | Data |
---|---|---|
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> | |
17df7223 | 36 | |
c0467cf3 RC |
37 | #ifdef HAVE_SECCOMP |
38 | #include <seccomp.h> | |
c0467cf3 | 39 | #endif |
3efd4195 | 40 | |
84f6181c | 41 | #include "sd-messages.h" |
87f0e418 | 42 | #include "unit.h" |
3efd4195 LP |
43 | #include "strv.h" |
44 | #include "conf-parser.h" | |
45 | #include "load-fragment.h" | |
16354eff | 46 | #include "log.h" |
9eba9da4 | 47 | #include "ioprio.h" |
94f04347 LP |
48 | #include "securebits.h" |
49 | #include "missing.h" | |
9e2f7c11 | 50 | #include "unit-name.h" |
41f9172f | 51 | #include "unit-printf.h" |
7f110ff9 | 52 | #include "utf8.h" |
9eb977db | 53 | #include "path-util.h" |
853b8397 | 54 | #include "env-util.h" |
4ad49000 | 55 | #include "cgroup.h" |
718db961 LP |
56 | #include "bus-util.h" |
57 | #include "bus-error.h" | |
17df7223 | 58 | #include "errno-list.h" |
4298d0b5 | 59 | #include "af-list.h" |
3efd4195 | 60 | |
57183d11 LP |
61 | #ifdef HAVE_SECCOMP |
62 | #include "seccomp-util.h" | |
63 | #endif | |
64 | ||
eef65bf3 | 65 | #if !defined(HAVE_SYSV_COMPAT) || !defined(HAVE_SECCOMP) || !defined(HAVE_LIBWRAP) || !defined(HAVE_PAM) || !defined(HAVE_SELINUX) || !defined(HAVE_SMACK) || !defined(HAVE_APPARMOR) |
17df7223 LP |
66 | int config_parse_warn_compat( |
67 | const char *unit, | |
68 | const char *filename, | |
69 | unsigned line, | |
70 | const char *section, | |
71 | unsigned section_line, | |
72 | const char *lvalue, | |
73 | int ltype, | |
74 | const char *rvalue, | |
75 | void *data, | |
76 | void *userdata) { | |
e8e581bf ZJS |
77 | |
78 | log_syntax(unit, LOG_DEBUG, filename, line, EINVAL, | |
79 | "Support for option %s= has been disabled at compile time and is ignored", | |
80 | lvalue); | |
07459bb6 FF |
81 | return 0; |
82 | } | |
83 | #endif | |
84 | ||
e8e581bf ZJS |
85 | int config_parse_unit_deps(const char* unit, |
86 | const char *filename, | |
87 | unsigned line, | |
88 | const char *section, | |
71a61510 | 89 | unsigned section_line, |
e8e581bf ZJS |
90 | const char *lvalue, |
91 | int ltype, | |
92 | const char *rvalue, | |
93 | void *data, | |
94 | void *userdata) { | |
3efd4195 | 95 | |
f975e971 | 96 | UnitDependency d = ltype; |
87f0e418 | 97 | Unit *u = userdata; |
3efd4195 LP |
98 | char *w; |
99 | size_t l; | |
100 | char *state; | |
101 | ||
102 | assert(filename); | |
103 | assert(lvalue); | |
104 | assert(rvalue); | |
3efd4195 | 105 | |
f60f22df | 106 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
7fd1b19b | 107 | _cleanup_free_ char *t = NULL, *k = NULL; |
3efd4195 | 108 | int r; |
3efd4195 | 109 | |
57020a3a LP |
110 | t = strndup(w, l); |
111 | if (!t) | |
74051b9b | 112 | return log_oom(); |
3efd4195 | 113 | |
19f6d710 LP |
114 | r = unit_name_printf(u, t, &k); |
115 | if (r < 0) { | |
116 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
117 | "Failed to resolve specifiers, ignoring: %s", strerror(-r)); | |
118 | continue; | |
119 | } | |
9e2f7c11 | 120 | |
701cc384 | 121 | r = unit_add_dependency_by_name(u, d, k, NULL, true); |
57020a3a | 122 | if (r < 0) |
e8e581bf ZJS |
123 | log_syntax(unit, LOG_ERR, filename, line, -r, |
124 | "Failed to add dependency on %s, ignoring: %s", k, strerror(-r)); | |
3efd4195 LP |
125 | } |
126 | ||
127 | return 0; | |
128 | } | |
129 | ||
e8e581bf ZJS |
130 | int config_parse_unit_string_printf(const char *unit, |
131 | const char *filename, | |
132 | unsigned line, | |
133 | const char *section, | |
71a61510 | 134 | unsigned section_line, |
e8e581bf ZJS |
135 | const char *lvalue, |
136 | int ltype, | |
137 | const char *rvalue, | |
138 | void *data, | |
139 | void *userdata) { | |
932921b5 LP |
140 | |
141 | Unit *u = userdata; | |
74051b9b | 142 | _cleanup_free_ char *k = NULL; |
19f6d710 | 143 | int r; |
932921b5 LP |
144 | |
145 | assert(filename); | |
146 | assert(lvalue); | |
147 | assert(rvalue); | |
f2d3769a | 148 | assert(u); |
932921b5 | 149 | |
19f6d710 LP |
150 | r = unit_full_printf(u, rvalue, &k); |
151 | if (r < 0) | |
152 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
153 | "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r)); | |
932921b5 | 154 | |
71a61510 | 155 | return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, |
e8e581bf | 156 | k ? k : rvalue, data, userdata); |
932921b5 LP |
157 | } |
158 | ||
e8e581bf ZJS |
159 | int config_parse_unit_strv_printf(const char *unit, |
160 | const char *filename, | |
161 | unsigned line, | |
162 | const char *section, | |
71a61510 | 163 | unsigned section_line, |
e8e581bf ZJS |
164 | const char *lvalue, |
165 | int ltype, | |
166 | const char *rvalue, | |
167 | void *data, | |
168 | void *userdata) { | |
8fef7659 LP |
169 | |
170 | Unit *u = userdata; | |
74051b9b | 171 | _cleanup_free_ char *k = NULL; |
19f6d710 | 172 | int r; |
8fef7659 LP |
173 | |
174 | assert(filename); | |
175 | assert(lvalue); | |
176 | assert(rvalue); | |
177 | assert(u); | |
178 | ||
19f6d710 LP |
179 | r = unit_full_printf(u, rvalue, &k); |
180 | if (r < 0) | |
181 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
182 | "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r)); | |
8fef7659 | 183 | |
71a61510 | 184 | return config_parse_strv(unit, filename, line, section, section_line, lvalue, ltype, |
e8e581bf | 185 | k ? k : rvalue, data, userdata); |
8fef7659 LP |
186 | } |
187 | ||
e8e581bf ZJS |
188 | int config_parse_unit_path_printf(const char *unit, |
189 | const char *filename, | |
190 | unsigned line, | |
191 | const char *section, | |
71a61510 | 192 | unsigned section_line, |
e8e581bf ZJS |
193 | const char *lvalue, |
194 | int ltype, | |
195 | const char *rvalue, | |
196 | void *data, | |
197 | void *userdata) { | |
6ea832a2 LP |
198 | |
199 | Unit *u = userdata; | |
74051b9b | 200 | _cleanup_free_ char *k = NULL; |
19f6d710 | 201 | int r; |
6ea832a2 LP |
202 | |
203 | assert(filename); | |
204 | assert(lvalue); | |
205 | assert(rvalue); | |
6ea832a2 LP |
206 | assert(u); |
207 | ||
19f6d710 LP |
208 | r = unit_full_printf(u, rvalue, &k); |
209 | if (r < 0) | |
210 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
211 | "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r)); | |
6ea832a2 | 212 | |
71a61510 | 213 | return config_parse_path(unit, filename, line, section, section_line, lvalue, ltype, |
e8e581bf | 214 | k ? k : rvalue, data, userdata); |
6ea832a2 LP |
215 | } |
216 | ||
e8e581bf ZJS |
217 | int config_parse_socket_listen(const char *unit, |
218 | const char *filename, | |
219 | unsigned line, | |
220 | const char *section, | |
71a61510 | 221 | unsigned section_line, |
e8e581bf ZJS |
222 | const char *lvalue, |
223 | int ltype, | |
224 | const char *rvalue, | |
225 | void *data, | |
226 | void *userdata) { | |
42f4e3c4 | 227 | |
49f91047 | 228 | SocketPort *p, *tail; |
542563ba | 229 | Socket *s; |
19f6d710 | 230 | int r; |
16354eff | 231 | |
42f4e3c4 LP |
232 | assert(filename); |
233 | assert(lvalue); | |
234 | assert(rvalue); | |
235 | assert(data); | |
236 | ||
595ed347 | 237 | s = SOCKET(data); |
542563ba | 238 | |
74051b9b LP |
239 | if (isempty(rvalue)) { |
240 | /* An empty assignment removes all ports */ | |
241 | socket_free_ports(s); | |
242 | return 0; | |
243 | } | |
244 | ||
7f110ff9 LP |
245 | p = new0(SocketPort, 1); |
246 | if (!p) | |
74051b9b | 247 | return log_oom(); |
916abb21 | 248 | |
74051b9b | 249 | if (ltype != SOCKET_SOCKET) { |
916abb21 | 250 | |
74051b9b | 251 | p->type = ltype; |
19f6d710 LP |
252 | r = unit_full_printf(UNIT(s), rvalue, &p->path); |
253 | if (r < 0) { | |
487060c2 LP |
254 | p->path = strdup(rvalue); |
255 | if (!p->path) { | |
256 | free(p); | |
257 | return log_oom(); | |
258 | } else | |
19f6d710 LP |
259 | log_syntax(unit, LOG_ERR, filename, line, -r, |
260 | "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r)); | |
916abb21 LP |
261 | } |
262 | ||
263 | path_kill_slashes(p->path); | |
264 | ||
7a22745a | 265 | } else if (streq(lvalue, "ListenNetlink")) { |
74051b9b | 266 | _cleanup_free_ char *k = NULL; |
1fd45a90 | 267 | |
7a22745a | 268 | p->type = SOCKET_SOCKET; |
19f6d710 LP |
269 | r = unit_full_printf(UNIT(s), rvalue, &k); |
270 | if (r < 0) | |
271 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
272 | "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r)); | |
7a22745a | 273 | |
487060c2 | 274 | r = socket_address_parse_netlink(&p->address, k ? k : rvalue); |
1fd45a90 | 275 | if (r < 0) { |
19f6d710 | 276 | log_syntax(unit, LOG_ERR, filename, line, -r, |
e8e581bf | 277 | "Failed to parse address value, ignoring: %s", rvalue); |
7a22745a LP |
278 | free(p); |
279 | return 0; | |
280 | } | |
281 | ||
542563ba | 282 | } else { |
74051b9b | 283 | _cleanup_free_ char *k = NULL; |
1fd45a90 | 284 | |
542563ba | 285 | p->type = SOCKET_SOCKET; |
19f6d710 LP |
286 | r = unit_full_printf(UNIT(s), rvalue, &k); |
287 | if (r < 0) | |
288 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
289 | "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r)); | |
542563ba | 290 | |
487060c2 | 291 | r = socket_address_parse(&p->address, k ? k : rvalue); |
1fd45a90 | 292 | if (r < 0) { |
19f6d710 | 293 | log_syntax(unit, LOG_ERR, filename, line, -r, |
e8e581bf | 294 | "Failed to parse address value, ignoring: %s", rvalue); |
542563ba | 295 | free(p); |
c0b34696 | 296 | return 0; |
542563ba LP |
297 | } |
298 | ||
299 | if (streq(lvalue, "ListenStream")) | |
300 | p->address.type = SOCK_STREAM; | |
301 | else if (streq(lvalue, "ListenDatagram")) | |
302 | p->address.type = SOCK_DGRAM; | |
303 | else { | |
304 | assert(streq(lvalue, "ListenSequentialPacket")); | |
305 | p->address.type = SOCK_SEQPACKET; | |
306 | } | |
307 | ||
308 | if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) { | |
e8e581bf ZJS |
309 | log_syntax(unit, LOG_ERR, filename, line, ENOTSUP, |
310 | "Address family not supported, ignoring: %s", rvalue); | |
542563ba | 311 | free(p); |
c0b34696 | 312 | return 0; |
542563ba | 313 | } |
16354eff LP |
314 | } |
315 | ||
542563ba | 316 | p->fd = -1; |
2e41a51e | 317 | p->socket = s; |
49f91047 LP |
318 | |
319 | if (s->ports) { | |
71fda00f LP |
320 | LIST_FIND_TAIL(port, s->ports, tail); |
321 | LIST_INSERT_AFTER(port, s->ports, tail, p); | |
49f91047 | 322 | } else |
71fda00f | 323 | LIST_PREPEND(port, s->ports, p); |
542563ba | 324 | |
16354eff | 325 | return 0; |
42f4e3c4 LP |
326 | } |
327 | ||
e8e581bf ZJS |
328 | int config_parse_socket_bind(const char *unit, |
329 | const char *filename, | |
330 | unsigned line, | |
331 | const char *section, | |
71a61510 | 332 | unsigned section_line, |
e8e581bf ZJS |
333 | const char *lvalue, |
334 | int ltype, | |
335 | const char *rvalue, | |
336 | void *data, | |
337 | void *userdata) { | |
42f4e3c4 | 338 | |
542563ba | 339 | Socket *s; |
c0120d99 | 340 | SocketAddressBindIPv6Only b; |
42f4e3c4 LP |
341 | |
342 | assert(filename); | |
343 | assert(lvalue); | |
344 | assert(rvalue); | |
345 | assert(data); | |
346 | ||
595ed347 | 347 | s = SOCKET(data); |
542563ba | 348 | |
5198dabc LP |
349 | b = socket_address_bind_ipv6_only_from_string(rvalue); |
350 | if (b < 0) { | |
c0120d99 LP |
351 | int r; |
352 | ||
5198dabc LP |
353 | r = parse_boolean(rvalue); |
354 | if (r < 0) { | |
e8e581bf ZJS |
355 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
356 | "Failed to parse bind IPv6 only value, ignoring: %s", rvalue); | |
c0b34696 | 357 | return 0; |
c0120d99 | 358 | } |
42f4e3c4 | 359 | |
c0120d99 LP |
360 | s->bind_ipv6_only = r ? SOCKET_ADDRESS_IPV6_ONLY : SOCKET_ADDRESS_BOTH; |
361 | } else | |
362 | s->bind_ipv6_only = b; | |
542563ba | 363 | |
42f4e3c4 LP |
364 | return 0; |
365 | } | |
366 | ||
e8e581bf ZJS |
367 | int config_parse_exec_nice(const char *unit, |
368 | const char *filename, | |
369 | unsigned line, | |
370 | const char *section, | |
71a61510 | 371 | unsigned section_line, |
e8e581bf ZJS |
372 | const char *lvalue, |
373 | int ltype, | |
374 | const char *rvalue, | |
375 | void *data, | |
376 | void *userdata) { | |
034c6ed7 | 377 | |
fb33a393 | 378 | ExecContext *c = data; |
e8e581bf | 379 | int priority, r; |
034c6ed7 LP |
380 | |
381 | assert(filename); | |
382 | assert(lvalue); | |
383 | assert(rvalue); | |
384 | assert(data); | |
385 | ||
e8e581bf ZJS |
386 | r = safe_atoi(rvalue, &priority); |
387 | if (r < 0) { | |
388 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
389 | "Failed to parse nice priority, ignoring: %s. ", rvalue); | |
c0b34696 | 390 | return 0; |
034c6ed7 LP |
391 | } |
392 | ||
393 | if (priority < PRIO_MIN || priority >= PRIO_MAX) { | |
e8e581bf ZJS |
394 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
395 | "Nice priority out of range, ignoring: %s", rvalue); | |
c0b34696 | 396 | return 0; |
034c6ed7 LP |
397 | } |
398 | ||
fb33a393 | 399 | c->nice = priority; |
71155933 | 400 | c->nice_set = true; |
fb33a393 | 401 | |
034c6ed7 LP |
402 | return 0; |
403 | } | |
404 | ||
e8e581bf ZJS |
405 | int config_parse_exec_oom_score_adjust(const char* unit, |
406 | const char *filename, | |
407 | unsigned line, | |
408 | const char *section, | |
71a61510 | 409 | unsigned section_line, |
e8e581bf ZJS |
410 | const char *lvalue, |
411 | int ltype, | |
412 | const char *rvalue, | |
413 | void *data, | |
414 | void *userdata) { | |
034c6ed7 | 415 | |
fb33a393 | 416 | ExecContext *c = data; |
e8e581bf | 417 | int oa, r; |
034c6ed7 LP |
418 | |
419 | assert(filename); | |
420 | assert(lvalue); | |
421 | assert(rvalue); | |
422 | assert(data); | |
423 | ||
e8e581bf ZJS |
424 | r = safe_atoi(rvalue, &oa); |
425 | if (r < 0) { | |
426 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
427 | "Failed to parse the OOM score adjust value, ignoring: %s", rvalue); | |
c0b34696 | 428 | return 0; |
034c6ed7 LP |
429 | } |
430 | ||
dd6c17b1 | 431 | if (oa < OOM_SCORE_ADJ_MIN || oa > OOM_SCORE_ADJ_MAX) { |
e8e581bf ZJS |
432 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
433 | "OOM score adjust value out of range, ignoring: %s", rvalue); | |
c0b34696 | 434 | return 0; |
034c6ed7 LP |
435 | } |
436 | ||
dd6c17b1 LP |
437 | c->oom_score_adjust = oa; |
438 | c->oom_score_adjust_set = true; | |
fb33a393 | 439 | |
034c6ed7 LP |
440 | return 0; |
441 | } | |
442 | ||
e8e581bf ZJS |
443 | int config_parse_exec(const char *unit, |
444 | const char *filename, | |
445 | unsigned line, | |
446 | const char *section, | |
71a61510 | 447 | unsigned section_line, |
e8e581bf ZJS |
448 | const char *lvalue, |
449 | int ltype, | |
450 | const char *rvalue, | |
451 | void *data, | |
452 | void *userdata) { | |
034c6ed7 | 453 | |
61e5d8ed LP |
454 | ExecCommand **e = data, *nce; |
455 | char *path, **n; | |
034c6ed7 | 456 | unsigned k; |
7f110ff9 | 457 | int r; |
034c6ed7 LP |
458 | |
459 | assert(filename); | |
460 | assert(lvalue); | |
461 | assert(rvalue); | |
61e5d8ed | 462 | assert(e); |
034c6ed7 | 463 | |
74051b9b LP |
464 | e += ltype; |
465 | ||
466 | if (isempty(rvalue)) { | |
467 | /* An empty assignment resets the list */ | |
468 | exec_command_free_list(*e); | |
469 | *e = NULL; | |
470 | return 0; | |
471 | } | |
472 | ||
6c666e26 LP |
473 | /* We accept an absolute path as first argument, or |
474 | * alternatively an absolute prefixed with @ to allow | |
475 | * overriding of argv[0]. */ | |
61e5d8ed | 476 | for (;;) { |
0f67f1ef | 477 | int i; |
61e5d8ed LP |
478 | char *w; |
479 | size_t l; | |
480 | char *state; | |
b708e7ce | 481 | bool honour_argv0 = false, ignore = false; |
6c666e26 | 482 | |
61e5d8ed LP |
483 | path = NULL; |
484 | nce = NULL; | |
485 | n = NULL; | |
6c666e26 | 486 | |
61e5d8ed | 487 | rvalue += strspn(rvalue, WHITESPACE); |
034c6ed7 | 488 | |
61e5d8ed LP |
489 | if (rvalue[0] == 0) |
490 | break; | |
034c6ed7 | 491 | |
0f67f1ef ZJS |
492 | for (i = 0; i < 2; i++) { |
493 | if (rvalue[0] == '-' && !ignore) { | |
494 | ignore = true; | |
495 | rvalue ++; | |
496 | } | |
b708e7ce | 497 | |
0f67f1ef ZJS |
498 | if (rvalue[0] == '@' && !honour_argv0) { |
499 | honour_argv0 = true; | |
500 | rvalue ++; | |
501 | } | |
b708e7ce | 502 | } |
61e5d8ed | 503 | |
b708e7ce | 504 | if (*rvalue != '/') { |
e8e581bf ZJS |
505 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
506 | "Executable path is not absolute, ignoring: %s", rvalue); | |
c0b34696 | 507 | return 0; |
6c666e26 | 508 | } |
034c6ed7 | 509 | |
61e5d8ed LP |
510 | k = 0; |
511 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { | |
641906e9 | 512 | if (strneq(w, ";", MAX(l, 1U))) |
61e5d8ed | 513 | break; |
034c6ed7 | 514 | |
61e5d8ed LP |
515 | k++; |
516 | } | |
034c6ed7 | 517 | |
7f110ff9 LP |
518 | n = new(char*, k + !honour_argv0); |
519 | if (!n) | |
74051b9b | 520 | return log_oom(); |
61e5d8ed LP |
521 | |
522 | k = 0; | |
61e5d8ed | 523 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
641906e9 | 524 | if (strneq(w, ";", MAX(l, 1U))) |
61e5d8ed | 525 | break; |
641906e9 | 526 | else if (strneq(w, "\\;", MAX(l, 1U))) |
7e1a84f5 | 527 | w ++; |
61e5d8ed | 528 | |
b708e7ce LP |
529 | if (honour_argv0 && w == rvalue) { |
530 | assert(!path); | |
7f110ff9 LP |
531 | |
532 | path = strndup(w, l); | |
533 | if (!path) { | |
74051b9b | 534 | r = log_oom(); |
7f110ff9 LP |
535 | goto fail; |
536 | } | |
537 | ||
538 | if (!utf8_is_valid(path)) { | |
e8e581bf ZJS |
539 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
540 | "Path is not UTF-8 clean, ignoring assignment: %s", | |
541 | rvalue); | |
7f110ff9 | 542 | r = 0; |
61e5d8ed | 543 | goto fail; |
7f110ff9 LP |
544 | } |
545 | ||
61e5d8ed | 546 | } else { |
7f110ff9 LP |
547 | char *c; |
548 | ||
549 | c = n[k++] = cunescape_length(w, l); | |
550 | if (!c) { | |
74051b9b | 551 | r = log_oom(); |
61e5d8ed | 552 | goto fail; |
7f110ff9 LP |
553 | } |
554 | ||
555 | if (!utf8_is_valid(c)) { | |
e8e581bf ZJS |
556 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
557 | "Path is not UTF-8 clean, ignoring assignment: %s", | |
558 | rvalue); | |
7f110ff9 LP |
559 | r = 0; |
560 | goto fail; | |
561 | } | |
61e5d8ed LP |
562 | } |
563 | } | |
564 | ||
565 | n[k] = NULL; | |
566 | ||
567 | if (!n[0]) { | |
e8e581bf ZJS |
568 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
569 | "Invalid command line, ignoring: %s", rvalue); | |
7f110ff9 LP |
570 | r = 0; |
571 | goto fail; | |
61e5d8ed LP |
572 | } |
573 | ||
7f110ff9 LP |
574 | if (!path) { |
575 | path = strdup(n[0]); | |
576 | if (!path) { | |
74051b9b | 577 | r = log_oom(); |
61e5d8ed | 578 | goto fail; |
7f110ff9 LP |
579 | } |
580 | } | |
6c666e26 | 581 | |
61e5d8ed | 582 | assert(path_is_absolute(path)); |
6c666e26 | 583 | |
7f110ff9 LP |
584 | nce = new0(ExecCommand, 1); |
585 | if (!nce) { | |
74051b9b | 586 | r = log_oom(); |
61e5d8ed | 587 | goto fail; |
7f110ff9 | 588 | } |
61e5d8ed LP |
589 | |
590 | nce->argv = n; | |
591 | nce->path = path; | |
b708e7ce | 592 | nce->ignore = ignore; |
034c6ed7 | 593 | |
61e5d8ed | 594 | path_kill_slashes(nce->path); |
034c6ed7 | 595 | |
61e5d8ed | 596 | exec_command_append_list(e, nce); |
01f78473 | 597 | |
61e5d8ed LP |
598 | rvalue = state; |
599 | } | |
034c6ed7 LP |
600 | |
601 | return 0; | |
602 | ||
603 | fail: | |
6c666e26 LP |
604 | n[k] = NULL; |
605 | strv_free(n); | |
606 | free(path); | |
034c6ed7 LP |
607 | free(nce); |
608 | ||
7f110ff9 | 609 | return r; |
034c6ed7 LP |
610 | } |
611 | ||
f975e971 LP |
612 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type, service_type, ServiceType, "Failed to parse service type"); |
613 | DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart, service_restart, ServiceRestart, "Failed to parse service restart specifier"); | |
034c6ed7 | 614 | |
e8e581bf ZJS |
615 | int config_parse_socket_bindtodevice(const char* unit, |
616 | const char *filename, | |
617 | unsigned line, | |
618 | const char *section, | |
71a61510 | 619 | unsigned section_line, |
e8e581bf ZJS |
620 | const char *lvalue, |
621 | int ltype, | |
622 | const char *rvalue, | |
623 | void *data, | |
624 | void *userdata) { | |
acbb0225 LP |
625 | |
626 | Socket *s = data; | |
627 | char *n; | |
628 | ||
629 | assert(filename); | |
630 | assert(lvalue); | |
631 | assert(rvalue); | |
632 | assert(data); | |
633 | ||
634 | if (rvalue[0] && !streq(rvalue, "*")) { | |
74051b9b LP |
635 | n = strdup(rvalue); |
636 | if (!n) | |
637 | return log_oom(); | |
acbb0225 LP |
638 | } else |
639 | n = NULL; | |
640 | ||
641 | free(s->bind_to_device); | |
642 | s->bind_to_device = n; | |
643 | ||
644 | return 0; | |
645 | } | |
646 | ||
f975e971 LP |
647 | DEFINE_CONFIG_PARSE_ENUM(config_parse_output, exec_output, ExecOutput, "Failed to parse output specifier"); |
648 | DEFINE_CONFIG_PARSE_ENUM(config_parse_input, exec_input, ExecInput, "Failed to parse input specifier"); | |
87f0e418 | 649 | |
e8e581bf ZJS |
650 | int config_parse_exec_io_class(const char *unit, |
651 | const char *filename, | |
652 | unsigned line, | |
653 | const char *section, | |
71a61510 | 654 | unsigned section_line, |
e8e581bf ZJS |
655 | const char *lvalue, |
656 | int ltype, | |
657 | const char *rvalue, | |
658 | void *data, | |
659 | void *userdata) { | |
94f04347 LP |
660 | |
661 | ExecContext *c = data; | |
662 | int x; | |
663 | ||
664 | assert(filename); | |
665 | assert(lvalue); | |
666 | assert(rvalue); | |
667 | assert(data); | |
668 | ||
f8b69d1d MS |
669 | x = ioprio_class_from_string(rvalue); |
670 | if (x < 0) { | |
e8e581bf ZJS |
671 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
672 | "Failed to parse IO scheduling class, ignoring: %s", rvalue); | |
c0b34696 | 673 | return 0; |
0d87eb42 | 674 | } |
94f04347 LP |
675 | |
676 | c->ioprio = IOPRIO_PRIO_VALUE(x, IOPRIO_PRIO_DATA(c->ioprio)); | |
677 | c->ioprio_set = true; | |
678 | ||
679 | return 0; | |
680 | } | |
681 | ||
e8e581bf ZJS |
682 | int config_parse_exec_io_priority(const char *unit, |
683 | const char *filename, | |
684 | unsigned line, | |
685 | const char *section, | |
71a61510 | 686 | unsigned section_line, |
e8e581bf ZJS |
687 | const char *lvalue, |
688 | int ltype, | |
689 | const char *rvalue, | |
690 | void *data, | |
691 | void *userdata) { | |
94f04347 LP |
692 | |
693 | ExecContext *c = data; | |
e8e581bf | 694 | int i, r; |
94f04347 LP |
695 | |
696 | assert(filename); | |
697 | assert(lvalue); | |
698 | assert(rvalue); | |
699 | assert(data); | |
700 | ||
e8e581bf ZJS |
701 | r = safe_atoi(rvalue, &i); |
702 | if (r < 0 || i < 0 || i >= IOPRIO_BE_NR) { | |
703 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
704 | "Failed to parse IO priority, ignoring: %s", rvalue); | |
c0b34696 | 705 | return 0; |
071830ff LP |
706 | } |
707 | ||
94f04347 LP |
708 | c->ioprio = IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c->ioprio), i); |
709 | c->ioprio_set = true; | |
710 | ||
071830ff LP |
711 | return 0; |
712 | } | |
713 | ||
e8e581bf ZJS |
714 | int config_parse_exec_cpu_sched_policy(const char *unit, |
715 | const char *filename, | |
716 | unsigned line, | |
717 | const char *section, | |
71a61510 | 718 | unsigned section_line, |
e8e581bf ZJS |
719 | const char *lvalue, |
720 | int ltype, | |
721 | const char *rvalue, | |
722 | void *data, | |
723 | void *userdata) { | |
9eba9da4 | 724 | |
94f04347 LP |
725 | |
726 | ExecContext *c = data; | |
727 | int x; | |
728 | ||
729 | assert(filename); | |
730 | assert(lvalue); | |
731 | assert(rvalue); | |
732 | assert(data); | |
733 | ||
f8b69d1d MS |
734 | x = sched_policy_from_string(rvalue); |
735 | if (x < 0) { | |
e8e581bf ZJS |
736 | log_syntax(unit, LOG_ERR, filename, line, -x, |
737 | "Failed to parse CPU scheduling policy, ignoring: %s", rvalue); | |
c0b34696 | 738 | return 0; |
0d87eb42 | 739 | } |
94f04347 LP |
740 | |
741 | c->cpu_sched_policy = x; | |
bb112710 HHPF |
742 | /* Moving to or from real-time policy? We need to adjust the priority */ |
743 | c->cpu_sched_priority = CLAMP(c->cpu_sched_priority, sched_get_priority_min(x), sched_get_priority_max(x)); | |
94f04347 LP |
744 | c->cpu_sched_set = true; |
745 | ||
746 | return 0; | |
747 | } | |
748 | ||
e8e581bf ZJS |
749 | int config_parse_exec_cpu_sched_prio(const char *unit, |
750 | const char *filename, | |
751 | unsigned line, | |
752 | const char *section, | |
71a61510 | 753 | unsigned section_line, |
e8e581bf ZJS |
754 | const char *lvalue, |
755 | int ltype, | |
756 | const char *rvalue, | |
757 | void *data, | |
758 | void *userdata) { | |
9eba9da4 LP |
759 | |
760 | ExecContext *c = data; | |
e8e581bf | 761 | int i, min, max, r; |
9eba9da4 LP |
762 | |
763 | assert(filename); | |
764 | assert(lvalue); | |
765 | assert(rvalue); | |
766 | assert(data); | |
767 | ||
e8e581bf ZJS |
768 | r = safe_atoi(rvalue, &i); |
769 | if (r < 0) { | |
770 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
771 | "Failed to parse CPU scheduling policy, ignoring: %s", rvalue); | |
c0b34696 | 772 | return 0; |
94f04347 | 773 | } |
9eba9da4 | 774 | |
bb112710 HHPF |
775 | /* On Linux RR/FIFO range from 1 to 99 and OTHER/BATCH may only be 0 */ |
776 | min = sched_get_priority_min(c->cpu_sched_policy); | |
777 | max = sched_get_priority_max(c->cpu_sched_policy); | |
778 | ||
779 | if (i < min || i > max) { | |
e8e581bf ZJS |
780 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
781 | "CPU scheduling priority is out of range, ignoring: %s", rvalue); | |
bb112710 HHPF |
782 | return 0; |
783 | } | |
784 | ||
94f04347 LP |
785 | c->cpu_sched_priority = i; |
786 | c->cpu_sched_set = true; | |
787 | ||
788 | return 0; | |
789 | } | |
790 | ||
e8e581bf ZJS |
791 | int config_parse_exec_cpu_affinity(const char *unit, |
792 | const char *filename, | |
793 | unsigned line, | |
794 | const char *section, | |
71a61510 | 795 | unsigned section_line, |
e8e581bf ZJS |
796 | const char *lvalue, |
797 | int ltype, | |
798 | const char *rvalue, | |
799 | void *data, | |
800 | void *userdata) { | |
94f04347 LP |
801 | |
802 | ExecContext *c = data; | |
803 | char *w; | |
804 | size_t l; | |
805 | char *state; | |
806 | ||
807 | assert(filename); | |
808 | assert(lvalue); | |
809 | assert(rvalue); | |
810 | assert(data); | |
811 | ||
74051b9b LP |
812 | if (isempty(rvalue)) { |
813 | /* An empty assignment resets the CPU list */ | |
814 | if (c->cpuset) | |
815 | CPU_FREE(c->cpuset); | |
816 | c->cpuset = NULL; | |
817 | return 0; | |
818 | } | |
819 | ||
f60f22df | 820 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
7fd1b19b | 821 | _cleanup_free_ char *t = NULL; |
94f04347 LP |
822 | int r; |
823 | unsigned cpu; | |
824 | ||
c040936b ZJS |
825 | t = strndup(w, l); |
826 | if (!t) | |
74051b9b | 827 | return log_oom(); |
94f04347 | 828 | |
487393e9 | 829 | r = safe_atou(t, &cpu); |
487393e9 | 830 | |
c040936b ZJS |
831 | if (!c->cpuset) { |
832 | c->cpuset = cpu_set_malloc(&c->cpuset_ncpus); | |
833 | if (!c->cpuset) | |
74051b9b | 834 | return log_oom(); |
c040936b | 835 | } |
82c121a4 | 836 | |
82c121a4 | 837 | if (r < 0 || cpu >= c->cpuset_ncpus) { |
e8e581bf ZJS |
838 | log_syntax(unit, LOG_ERR, filename, line, ERANGE, |
839 | "Failed to parse CPU affinity '%s', ignoring: %s", t, rvalue); | |
c0b34696 | 840 | return 0; |
9eba9da4 | 841 | } |
94f04347 | 842 | |
82c121a4 | 843 | CPU_SET_S(cpu, CPU_ALLOC_SIZE(c->cpuset_ncpus), c->cpuset); |
9eba9da4 LP |
844 | } |
845 | ||
94f04347 LP |
846 | return 0; |
847 | } | |
848 | ||
e8e581bf ZJS |
849 | int config_parse_exec_capabilities(const char *unit, |
850 | const char *filename, | |
851 | unsigned line, | |
852 | const char *section, | |
71a61510 | 853 | unsigned section_line, |
e8e581bf ZJS |
854 | const char *lvalue, |
855 | int ltype, | |
856 | const char *rvalue, | |
857 | void *data, | |
858 | void *userdata) { | |
94f04347 LP |
859 | |
860 | ExecContext *c = data; | |
861 | cap_t cap; | |
862 | ||
863 | assert(filename); | |
864 | assert(lvalue); | |
865 | assert(rvalue); | |
866 | assert(data); | |
867 | ||
74051b9b LP |
868 | cap = cap_from_text(rvalue); |
869 | if (!cap) { | |
e8e581bf ZJS |
870 | log_syntax(unit, LOG_ERR, filename, line, errno, |
871 | "Failed to parse capabilities, ignoring: %s", rvalue); | |
c0b34696 | 872 | return 0; |
94f04347 LP |
873 | } |
874 | ||
875 | if (c->capabilities) | |
876 | cap_free(c->capabilities); | |
877 | c->capabilities = cap; | |
878 | ||
879 | return 0; | |
880 | } | |
881 | ||
e8e581bf ZJS |
882 | int config_parse_exec_secure_bits(const char *unit, |
883 | const char *filename, | |
884 | unsigned line, | |
885 | const char *section, | |
71a61510 | 886 | unsigned section_line, |
e8e581bf ZJS |
887 | const char *lvalue, |
888 | int ltype, | |
889 | const char *rvalue, | |
890 | void *data, | |
891 | void *userdata) { | |
94f04347 LP |
892 | |
893 | ExecContext *c = data; | |
894 | char *w; | |
895 | size_t l; | |
896 | char *state; | |
897 | ||
898 | assert(filename); | |
899 | assert(lvalue); | |
900 | assert(rvalue); | |
901 | assert(data); | |
902 | ||
74051b9b LP |
903 | if (isempty(rvalue)) { |
904 | /* An empty assignment resets the field */ | |
905 | c->secure_bits = 0; | |
906 | return 0; | |
907 | } | |
908 | ||
f60f22df | 909 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
94f04347 | 910 | if (first_word(w, "keep-caps")) |
cbb21cca | 911 | c->secure_bits |= 1<<SECURE_KEEP_CAPS; |
94f04347 | 912 | else if (first_word(w, "keep-caps-locked")) |
cbb21cca | 913 | c->secure_bits |= 1<<SECURE_KEEP_CAPS_LOCKED; |
94f04347 | 914 | else if (first_word(w, "no-setuid-fixup")) |
cbb21cca | 915 | c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP; |
94f04347 | 916 | else if (first_word(w, "no-setuid-fixup-locked")) |
cbb21cca | 917 | c->secure_bits |= 1<<SECURE_NO_SETUID_FIXUP_LOCKED; |
94f04347 | 918 | else if (first_word(w, "noroot")) |
cbb21cca | 919 | c->secure_bits |= 1<<SECURE_NOROOT; |
94f04347 | 920 | else if (first_word(w, "noroot-locked")) |
cbb21cca | 921 | c->secure_bits |= 1<<SECURE_NOROOT_LOCKED; |
9eba9da4 | 922 | else { |
e8e581bf ZJS |
923 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
924 | "Failed to parse secure bits, ignoring: %s", rvalue); | |
c0b34696 | 925 | return 0; |
9eba9da4 LP |
926 | } |
927 | } | |
928 | ||
94f04347 LP |
929 | return 0; |
930 | } | |
931 | ||
e8e581bf ZJS |
932 | int config_parse_bounding_set(const char *unit, |
933 | const char *filename, | |
934 | unsigned line, | |
935 | const char *section, | |
71a61510 | 936 | unsigned section_line, |
e8e581bf ZJS |
937 | const char *lvalue, |
938 | int ltype, | |
939 | const char *rvalue, | |
940 | void *data, | |
941 | void *userdata) { | |
94f04347 | 942 | |
ec8927ca | 943 | uint64_t *capability_bounding_set_drop = data; |
94f04347 LP |
944 | char *w; |
945 | size_t l; | |
946 | char *state; | |
260abb78 LP |
947 | bool invert = false; |
948 | uint64_t sum = 0; | |
94f04347 LP |
949 | |
950 | assert(filename); | |
951 | assert(lvalue); | |
952 | assert(rvalue); | |
953 | assert(data); | |
954 | ||
260abb78 LP |
955 | if (rvalue[0] == '~') { |
956 | invert = true; | |
957 | rvalue++; | |
958 | } | |
959 | ||
960 | /* Note that we store this inverted internally, since the | |
961 | * kernel wants it like this. But we actually expose it | |
962 | * non-inverted everywhere to have a fully normalized | |
963 | * interface. */ | |
964 | ||
f60f22df | 965 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
7fd1b19b | 966 | _cleanup_free_ char *t = NULL; |
94f04347 LP |
967 | int r; |
968 | cap_value_t cap; | |
969 | ||
ec8927ca LP |
970 | t = strndup(w, l); |
971 | if (!t) | |
74051b9b | 972 | return log_oom(); |
94f04347 LP |
973 | |
974 | r = cap_from_name(t, &cap); | |
94f04347 | 975 | if (r < 0) { |
e8e581bf ZJS |
976 | log_syntax(unit, LOG_ERR, filename, line, errno, |
977 | "Failed to parse capability in bounding set, ignoring: %s", t); | |
8351ceae | 978 | continue; |
94f04347 LP |
979 | } |
980 | ||
260abb78 | 981 | sum |= ((uint64_t) 1ULL) << (uint64_t) cap; |
94f04347 | 982 | } |
9eba9da4 | 983 | |
260abb78 | 984 | if (invert) |
ec8927ca | 985 | *capability_bounding_set_drop |= sum; |
260abb78 | 986 | else |
ec8927ca | 987 | *capability_bounding_set_drop |= ~sum; |
260abb78 | 988 | |
9eba9da4 LP |
989 | return 0; |
990 | } | |
991 | ||
e8e581bf ZJS |
992 | int config_parse_limit(const char *unit, |
993 | const char *filename, | |
994 | unsigned line, | |
995 | const char *section, | |
71a61510 | 996 | unsigned section_line, |
e8e581bf ZJS |
997 | const char *lvalue, |
998 | int ltype, | |
999 | const char *rvalue, | |
1000 | void *data, | |
1001 | void *userdata) { | |
94f04347 LP |
1002 | |
1003 | struct rlimit **rl = data; | |
1004 | unsigned long long u; | |
94f04347 LP |
1005 | |
1006 | assert(filename); | |
1007 | assert(lvalue); | |
1008 | assert(rvalue); | |
1009 | assert(data); | |
1010 | ||
f975e971 LP |
1011 | rl += ltype; |
1012 | ||
3d57c6ab LP |
1013 | if (streq(rvalue, "infinity")) |
1014 | u = (unsigned long long) RLIM_INFINITY; | |
e8e581bf ZJS |
1015 | else { |
1016 | int r; | |
1017 | ||
1018 | r = safe_atollu(rvalue, &u); | |
1019 | if (r < 0) { | |
1020 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1021 | "Failed to parse resource value, ignoring: %s", rvalue); | |
1022 | return 0; | |
1023 | } | |
94f04347 LP |
1024 | } |
1025 | ||
74051b9b LP |
1026 | if (!*rl) { |
1027 | *rl = new(struct rlimit, 1); | |
1028 | if (!*rl) | |
1029 | return log_oom(); | |
1030 | } | |
9eba9da4 | 1031 | |
94f04347 | 1032 | (*rl)->rlim_cur = (*rl)->rlim_max = (rlim_t) u; |
9eba9da4 LP |
1033 | return 0; |
1034 | } | |
1035 | ||
07459bb6 | 1036 | #ifdef HAVE_SYSV_COMPAT |
e8e581bf ZJS |
1037 | int config_parse_sysv_priority(const char *unit, |
1038 | const char *filename, | |
1039 | unsigned line, | |
1040 | const char *section, | |
71a61510 | 1041 | unsigned section_line, |
e8e581bf ZJS |
1042 | const char *lvalue, |
1043 | int ltype, | |
1044 | const char *rvalue, | |
1045 | void *data, | |
1046 | void *userdata) { | |
a9a1e00a LP |
1047 | |
1048 | int *priority = data; | |
e8e581bf | 1049 | int i, r; |
a9a1e00a LP |
1050 | |
1051 | assert(filename); | |
1052 | assert(lvalue); | |
1053 | assert(rvalue); | |
1054 | assert(data); | |
1055 | ||
e8e581bf ZJS |
1056 | r = safe_atoi(rvalue, &i); |
1057 | if (r < 0 || i < 0) { | |
1058 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1059 | "Failed to parse SysV start priority, ignoring: %s", rvalue); | |
c0b34696 | 1060 | return 0; |
a9a1e00a LP |
1061 | } |
1062 | ||
1063 | *priority = (int) i; | |
1064 | return 0; | |
1065 | } | |
07459bb6 | 1066 | #endif |
a9a1e00a | 1067 | |
f975e971 | 1068 | DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode, kill_mode, KillMode, "Failed to parse kill mode"); |
50159e6a | 1069 | |
e8e581bf ZJS |
1070 | int config_parse_kill_signal(const char *unit, |
1071 | const char *filename, | |
1072 | unsigned line, | |
1073 | const char *section, | |
71a61510 | 1074 | unsigned section_line, |
e8e581bf ZJS |
1075 | const char *lvalue, |
1076 | int ltype, | |
1077 | const char *rvalue, | |
1078 | void *data, | |
1079 | void *userdata) { | |
2e22afe9 LP |
1080 | |
1081 | int *sig = data; | |
1082 | int r; | |
1083 | ||
1084 | assert(filename); | |
1085 | assert(lvalue); | |
1086 | assert(rvalue); | |
1087 | assert(sig); | |
1088 | ||
74051b9b LP |
1089 | r = signal_from_string_try_harder(rvalue); |
1090 | if (r <= 0) { | |
e8e581bf ZJS |
1091 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1092 | "Failed to parse kill signal, ignoring: %s", rvalue); | |
c0b34696 | 1093 | return 0; |
2e22afe9 LP |
1094 | } |
1095 | ||
1096 | *sig = r; | |
1097 | return 0; | |
1098 | } | |
1099 | ||
e8e581bf ZJS |
1100 | int config_parse_exec_mount_flags(const char *unit, |
1101 | const char *filename, | |
1102 | unsigned line, | |
1103 | const char *section, | |
71a61510 | 1104 | unsigned section_line, |
e8e581bf ZJS |
1105 | const char *lvalue, |
1106 | int ltype, | |
1107 | const char *rvalue, | |
1108 | void *data, | |
1109 | void *userdata) { | |
15ae422b LP |
1110 | |
1111 | ExecContext *c = data; | |
1112 | char *w; | |
1113 | size_t l; | |
1114 | char *state; | |
1115 | unsigned long flags = 0; | |
1116 | ||
1117 | assert(filename); | |
1118 | assert(lvalue); | |
1119 | assert(rvalue); | |
1120 | assert(data); | |
1121 | ||
ac97e2c5 | 1122 | FOREACH_WORD_SEPARATOR(w, l, rvalue, ", ", state) { |
7fd1b19b | 1123 | _cleanup_free_ char *t; |
ac97e2c5 ZJS |
1124 | |
1125 | t = strndup(w, l); | |
1126 | if (!t) | |
74051b9b | 1127 | return log_oom(); |
ac97e2c5 ZJS |
1128 | |
1129 | if (streq(t, "shared")) | |
15ae422b | 1130 | flags |= MS_SHARED; |
ac97e2c5 | 1131 | else if (streq(t, "slave")) |
15ae422b | 1132 | flags |= MS_SLAVE; |
ac97e2c5 | 1133 | else if (streq(w, "private")) |
15ae422b LP |
1134 | flags |= MS_PRIVATE; |
1135 | else { | |
e8e581bf ZJS |
1136 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1137 | "Failed to parse mount flag %s, ignoring: %s", | |
1138 | t, rvalue); | |
c0b34696 | 1139 | return 0; |
15ae422b LP |
1140 | } |
1141 | } | |
1142 | ||
1143 | c->mount_flags = flags; | |
1144 | return 0; | |
1145 | } | |
1146 | ||
5f8640fb LP |
1147 | int config_parse_exec_selinux_context( |
1148 | const char *unit, | |
1149 | const char *filename, | |
1150 | unsigned line, | |
1151 | const char *section, | |
1152 | unsigned section_line, | |
1153 | const char *lvalue, | |
1154 | int ltype, | |
1155 | const char *rvalue, | |
1156 | void *data, | |
1157 | void *userdata) { | |
1158 | ||
1159 | ExecContext *c = data; | |
1160 | Unit *u = userdata; | |
1161 | bool ignore; | |
1162 | char *k; | |
1163 | int r; | |
1164 | ||
1165 | assert(filename); | |
1166 | assert(lvalue); | |
1167 | assert(rvalue); | |
1168 | assert(data); | |
1169 | ||
1170 | if (isempty(rvalue)) { | |
1171 | free(c->selinux_context); | |
1172 | c->selinux_context = NULL; | |
1173 | c->selinux_context_ignore = false; | |
1174 | return 0; | |
1175 | } | |
1176 | ||
1177 | if (rvalue[0] == '-') { | |
1178 | ignore = true; | |
1179 | rvalue++; | |
1180 | } else | |
1181 | ignore = false; | |
1182 | ||
1183 | r = unit_name_printf(u, rvalue, &k); | |
1184 | if (r < 0) { | |
1185 | log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", strerror(-r)); | |
1186 | return 0; | |
1187 | } | |
1188 | ||
1189 | free(c->selinux_context); | |
1190 | c->selinux_context = k; | |
1191 | c->selinux_context_ignore = ignore; | |
1192 | ||
1193 | return 0; | |
1194 | } | |
1195 | ||
eef65bf3 MS |
1196 | int config_parse_exec_apparmor_profile( |
1197 | const char *unit, | |
1198 | const char *filename, | |
1199 | unsigned line, | |
1200 | const char *section, | |
1201 | unsigned section_line, | |
1202 | const char *lvalue, | |
1203 | int ltype, | |
1204 | const char *rvalue, | |
1205 | void *data, | |
1206 | void *userdata) { | |
1207 | ||
1208 | ExecContext *c = data; | |
1209 | Unit *u = userdata; | |
1210 | bool ignore; | |
1211 | char *k; | |
1212 | int r; | |
1213 | ||
1214 | assert(filename); | |
1215 | assert(lvalue); | |
1216 | assert(rvalue); | |
1217 | assert(data); | |
1218 | ||
1219 | if (isempty(rvalue)) { | |
1220 | free(c->apparmor_profile); | |
1221 | c->apparmor_profile = NULL; | |
1222 | c->apparmor_profile_ignore = false; | |
1223 | return 0; | |
1224 | } | |
1225 | ||
1226 | if (rvalue[0] == '-') { | |
1227 | ignore = true; | |
1228 | rvalue++; | |
1229 | } else | |
1230 | ignore = false; | |
1231 | ||
1232 | r = unit_name_printf(u, rvalue, &k); | |
1233 | if (r < 0) { | |
1234 | log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", strerror(-r)); | |
1235 | return 0; | |
1236 | } | |
1237 | ||
1238 | free(c->apparmor_profile); | |
1239 | c->apparmor_profile = k; | |
1240 | c->apparmor_profile_ignore = ignore; | |
1241 | ||
1242 | return 0; | |
1243 | } | |
1244 | ||
e8e581bf ZJS |
1245 | int config_parse_timer(const char *unit, |
1246 | const char *filename, | |
1247 | unsigned line, | |
1248 | const char *section, | |
71a61510 | 1249 | unsigned section_line, |
e8e581bf ZJS |
1250 | const char *lvalue, |
1251 | int ltype, | |
1252 | const char *rvalue, | |
1253 | void *data, | |
1254 | void *userdata) { | |
871d7de4 LP |
1255 | |
1256 | Timer *t = data; | |
36697dc0 | 1257 | usec_t u = 0; |
871d7de4 LP |
1258 | TimerValue *v; |
1259 | TimerBase b; | |
36697dc0 LP |
1260 | CalendarSpec *c = NULL; |
1261 | clockid_t id; | |
871d7de4 LP |
1262 | |
1263 | assert(filename); | |
1264 | assert(lvalue); | |
1265 | assert(rvalue); | |
1266 | assert(data); | |
1267 | ||
74051b9b LP |
1268 | if (isempty(rvalue)) { |
1269 | /* Empty assignment resets list */ | |
1270 | timer_free_values(t); | |
1271 | return 0; | |
1272 | } | |
1273 | ||
36697dc0 LP |
1274 | b = timer_base_from_string(lvalue); |
1275 | if (b < 0) { | |
e8e581bf ZJS |
1276 | log_syntax(unit, LOG_ERR, filename, line, -b, |
1277 | "Failed to parse timer base, ignoring: %s", lvalue); | |
c0b34696 | 1278 | return 0; |
871d7de4 LP |
1279 | } |
1280 | ||
36697dc0 LP |
1281 | if (b == TIMER_CALENDAR) { |
1282 | if (calendar_spec_from_string(rvalue, &c) < 0) { | |
e8e581bf ZJS |
1283 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1284 | "Failed to parse calendar specification, ignoring: %s", | |
1285 | rvalue); | |
36697dc0 LP |
1286 | return 0; |
1287 | } | |
1288 | ||
1289 | id = CLOCK_REALTIME; | |
1290 | } else { | |
7f602784 | 1291 | if (parse_sec(rvalue, &u) < 0) { |
e8e581bf ZJS |
1292 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1293 | "Failed to parse timer value, ignoring: %s", | |
1294 | rvalue); | |
36697dc0 LP |
1295 | return 0; |
1296 | } | |
1297 | ||
1298 | id = CLOCK_MONOTONIC; | |
871d7de4 LP |
1299 | } |
1300 | ||
36697dc0 LP |
1301 | v = new0(TimerValue, 1); |
1302 | if (!v) | |
74051b9b | 1303 | return log_oom(); |
871d7de4 LP |
1304 | |
1305 | v->base = b; | |
36697dc0 | 1306 | v->clock_id = id; |
871d7de4 | 1307 | v->value = u; |
36697dc0 | 1308 | v->calendar_spec = c; |
871d7de4 | 1309 | |
71fda00f | 1310 | LIST_PREPEND(value, t->values, v); |
871d7de4 LP |
1311 | |
1312 | return 0; | |
1313 | } | |
1314 | ||
3ecaa09b LP |
1315 | int config_parse_trigger_unit( |
1316 | const char *unit, | |
1317 | const char *filename, | |
1318 | unsigned line, | |
1319 | const char *section, | |
71a61510 | 1320 | unsigned section_line, |
3ecaa09b LP |
1321 | const char *lvalue, |
1322 | int ltype, | |
1323 | const char *rvalue, | |
1324 | void *data, | |
1325 | void *userdata) { | |
871d7de4 | 1326 | |
74051b9b | 1327 | _cleanup_free_ char *p = NULL; |
3ecaa09b LP |
1328 | Unit *u = data; |
1329 | UnitType type; | |
1330 | int r; | |
398ef8ba LP |
1331 | |
1332 | assert(filename); | |
1333 | assert(lvalue); | |
1334 | assert(rvalue); | |
1335 | assert(data); | |
1336 | ||
3ecaa09b LP |
1337 | if (!set_isempty(u->dependencies[UNIT_TRIGGERS])) { |
1338 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
1339 | "Multiple units to trigger specified, ignoring: %s", rvalue); | |
1340 | return 0; | |
1341 | } | |
871d7de4 | 1342 | |
19f6d710 LP |
1343 | r = unit_name_printf(u, rvalue, &p); |
1344 | if (r < 0) | |
1345 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1346 | "Failed to resolve specifiers, ignoring: %s", strerror(-r)); | |
74051b9b | 1347 | |
19f6d710 | 1348 | type = unit_name_to_type(p ?: rvalue); |
3ecaa09b | 1349 | if (type < 0) { |
e8e581bf | 1350 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
3ecaa09b | 1351 | "Unit type not valid, ignoring: %s", rvalue); |
c0b34696 | 1352 | return 0; |
871d7de4 LP |
1353 | } |
1354 | ||
3ecaa09b LP |
1355 | if (type == u->type) { |
1356 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
1357 | "Trigger cannot be of same type, ignoring: %s", rvalue); | |
1358 | return 0; | |
1359 | } | |
1360 | ||
19f6d710 | 1361 | r = unit_add_two_dependencies_by_name(u, UNIT_BEFORE, UNIT_TRIGGERS, p ?: rvalue, NULL, true); |
57020a3a | 1362 | if (r < 0) { |
e8e581bf | 1363 | log_syntax(unit, LOG_ERR, filename, line, -r, |
19f6d710 | 1364 | "Failed to add trigger on %s, ignoring: %s", p ?: rvalue, strerror(-r)); |
c0b34696 | 1365 | return 0; |
871d7de4 LP |
1366 | } |
1367 | ||
1368 | return 0; | |
1369 | } | |
1370 | ||
e8e581bf ZJS |
1371 | int config_parse_path_spec(const char *unit, |
1372 | const char *filename, | |
1373 | unsigned line, | |
1374 | const char *section, | |
71a61510 | 1375 | unsigned section_line, |
e8e581bf ZJS |
1376 | const char *lvalue, |
1377 | int ltype, | |
1378 | const char *rvalue, | |
1379 | void *data, | |
1380 | void *userdata) { | |
01f78473 LP |
1381 | |
1382 | Path *p = data; | |
1383 | PathSpec *s; | |
1384 | PathType b; | |
7fd1b19b | 1385 | _cleanup_free_ char *k = NULL; |
19f6d710 | 1386 | int r; |
01f78473 LP |
1387 | |
1388 | assert(filename); | |
1389 | assert(lvalue); | |
1390 | assert(rvalue); | |
1391 | assert(data); | |
1392 | ||
74051b9b LP |
1393 | if (isempty(rvalue)) { |
1394 | /* Empty assignment clears list */ | |
1395 | path_free_specs(p); | |
1396 | return 0; | |
1397 | } | |
1398 | ||
93e4c84b LP |
1399 | b = path_type_from_string(lvalue); |
1400 | if (b < 0) { | |
e8e581bf ZJS |
1401 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1402 | "Failed to parse path type, ignoring: %s", lvalue); | |
c0b34696 | 1403 | return 0; |
01f78473 LP |
1404 | } |
1405 | ||
19f6d710 LP |
1406 | r = unit_full_printf(UNIT(p), rvalue, &k); |
1407 | if (r < 0) { | |
487060c2 LP |
1408 | k = strdup(rvalue); |
1409 | if (!k) | |
1410 | return log_oom(); | |
1411 | else | |
19f6d710 | 1412 | log_syntax(unit, LOG_ERR, filename, line, -r, |
e8e581bf ZJS |
1413 | "Failed to resolve unit specifiers on %s. Ignoring.", |
1414 | rvalue); | |
487060c2 | 1415 | } |
93e4c84b LP |
1416 | |
1417 | if (!path_is_absolute(k)) { | |
e8e581bf ZJS |
1418 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1419 | "Path is not absolute, ignoring: %s", k); | |
c0b34696 | 1420 | return 0; |
01f78473 LP |
1421 | } |
1422 | ||
93e4c84b | 1423 | s = new0(PathSpec, 1); |
543295ad | 1424 | if (!s) |
93e4c84b | 1425 | return log_oom(); |
01f78473 | 1426 | |
718db961 | 1427 | s->unit = UNIT(p); |
93e4c84b | 1428 | s->path = path_kill_slashes(k); |
543295ad | 1429 | k = NULL; |
01f78473 LP |
1430 | s->type = b; |
1431 | s->inotify_fd = -1; | |
1432 | ||
71fda00f | 1433 | LIST_PREPEND(spec, p->specs, s); |
01f78473 LP |
1434 | |
1435 | return 0; | |
1436 | } | |
1437 | ||
e8e581bf ZJS |
1438 | int config_parse_socket_service(const char *unit, |
1439 | const char *filename, | |
1440 | unsigned line, | |
1441 | const char *section, | |
71a61510 | 1442 | unsigned section_line, |
e8e581bf ZJS |
1443 | const char *lvalue, |
1444 | int ltype, | |
1445 | const char *rvalue, | |
1446 | void *data, | |
1447 | void *userdata) { | |
d9ff321a | 1448 | |
718db961 | 1449 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; |
d9ff321a LP |
1450 | Socket *s = data; |
1451 | int r; | |
4ff77f66 | 1452 | Unit *x; |
74051b9b | 1453 | _cleanup_free_ char *p = NULL; |
d9ff321a LP |
1454 | |
1455 | assert(filename); | |
1456 | assert(lvalue); | |
1457 | assert(rvalue); | |
1458 | assert(data); | |
1459 | ||
19f6d710 | 1460 | r = unit_name_printf(UNIT(s), rvalue, &p); |
613b411c | 1461 | if (r < 0) { |
718db961 | 1462 | log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", rvalue); |
613b411c LP |
1463 | return 0; |
1464 | } | |
74051b9b | 1465 | |
613b411c | 1466 | if (!endswith(p, ".service")) { |
718db961 | 1467 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Unit must be of type service, ignoring: %s", rvalue); |
d9ff321a LP |
1468 | return 0; |
1469 | } | |
1470 | ||
613b411c | 1471 | r = manager_load_unit(UNIT(s)->manager, p, NULL, &error, &x); |
4ff77f66 | 1472 | if (r < 0) { |
718db961 | 1473 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r)); |
d9ff321a LP |
1474 | return 0; |
1475 | } | |
1476 | ||
4ff77f66 LP |
1477 | unit_ref_set(&s->service, x); |
1478 | ||
d9ff321a LP |
1479 | return 0; |
1480 | } | |
1481 | ||
e8e581bf ZJS |
1482 | int config_parse_service_sockets(const char *unit, |
1483 | const char *filename, | |
1484 | unsigned line, | |
1485 | const char *section, | |
71a61510 | 1486 | unsigned section_line, |
e8e581bf ZJS |
1487 | const char *lvalue, |
1488 | int ltype, | |
1489 | const char *rvalue, | |
1490 | void *data, | |
1491 | void *userdata) { | |
f976f3f6 LP |
1492 | |
1493 | Service *s = data; | |
1494 | int r; | |
f976f3f6 LP |
1495 | char *state, *w; |
1496 | size_t l; | |
1497 | ||
1498 | assert(filename); | |
1499 | assert(lvalue); | |
1500 | assert(rvalue); | |
1501 | assert(data); | |
1502 | ||
f976f3f6 | 1503 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
7fd1b19b | 1504 | _cleanup_free_ char *t = NULL, *k = NULL; |
f976f3f6 | 1505 | |
57020a3a LP |
1506 | t = strndup(w, l); |
1507 | if (!t) | |
74051b9b | 1508 | return log_oom(); |
f976f3f6 | 1509 | |
19f6d710 LP |
1510 | r = unit_name_printf(UNIT(s), t, &k); |
1511 | if (r < 0) | |
1512 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1513 | "Failed to resolve specifiers, ignoring: %s", strerror(-r)); | |
57020a3a | 1514 | |
19f6d710 | 1515 | if (!endswith(k ?: t, ".socket")) { |
e8e581bf | 1516 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
19f6d710 | 1517 | "Unit must be of type socket, ignoring: %s", k ?: t); |
f976f3f6 LP |
1518 | continue; |
1519 | } | |
1520 | ||
19f6d710 | 1521 | r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_WANTS, UNIT_AFTER, k ?: t, NULL, true); |
57020a3a | 1522 | if (r < 0) |
e8e581bf ZJS |
1523 | log_syntax(unit, LOG_ERR, filename, line, -r, |
1524 | "Failed to add dependency on %s, ignoring: %s", | |
19f6d710 | 1525 | k ?: t, strerror(-r)); |
f976f3f6 | 1526 | |
19f6d710 | 1527 | r = unit_add_dependency_by_name(UNIT(s), UNIT_TRIGGERED_BY, k ?: t, NULL, true); |
57020a3a | 1528 | if (r < 0) |
f976f3f6 LP |
1529 | return r; |
1530 | } | |
1531 | ||
1532 | return 0; | |
1533 | } | |
1534 | ||
e8e581bf ZJS |
1535 | int config_parse_service_timeout(const char *unit, |
1536 | const char *filename, | |
1537 | unsigned line, | |
1538 | const char *section, | |
71a61510 | 1539 | unsigned section_line, |
e8e581bf ZJS |
1540 | const char *lvalue, |
1541 | int ltype, | |
1542 | const char *rvalue, | |
1543 | void *data, | |
1544 | void *userdata) { | |
98709151 LN |
1545 | |
1546 | Service *s = userdata; | |
1547 | int r; | |
1548 | ||
1549 | assert(filename); | |
1550 | assert(lvalue); | |
1551 | assert(rvalue); | |
1552 | assert(s); | |
1553 | ||
71a61510 | 1554 | r = config_parse_sec(unit, filename, line, section, section_line, lvalue, ltype, |
e8e581bf | 1555 | rvalue, data, userdata); |
74051b9b | 1556 | if (r < 0) |
d568a335 | 1557 | return r; |
98709151 | 1558 | |
d568a335 MS |
1559 | if (streq(lvalue, "TimeoutSec")) { |
1560 | s->start_timeout_defined = true; | |
1561 | s->timeout_stop_usec = s->timeout_start_usec; | |
1562 | } else if (streq(lvalue, "TimeoutStartSec")) | |
1563 | s->start_timeout_defined = true; | |
1564 | ||
1565 | return 0; | |
98709151 LN |
1566 | } |
1567 | ||
e821075a LP |
1568 | int config_parse_busname_service( |
1569 | const char *unit, | |
1570 | const char *filename, | |
1571 | unsigned line, | |
1572 | const char *section, | |
1573 | unsigned section_line, | |
1574 | const char *lvalue, | |
1575 | int ltype, | |
1576 | const char *rvalue, | |
1577 | void *data, | |
1578 | void *userdata) { | |
1579 | ||
1580 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; | |
1581 | BusName *n = data; | |
1582 | int r; | |
1583 | Unit *x; | |
1584 | _cleanup_free_ char *p = NULL; | |
1585 | ||
1586 | assert(filename); | |
1587 | assert(lvalue); | |
1588 | assert(rvalue); | |
1589 | assert(data); | |
1590 | ||
1591 | r = unit_name_printf(UNIT(n), rvalue, &p); | |
1592 | if (r < 0) { | |
1593 | log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", rvalue); | |
1594 | return 0; | |
1595 | } | |
1596 | ||
1597 | if (!endswith(p, ".service")) { | |
1598 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Unit must be of type service, ignoring: %s", rvalue); | |
1599 | return 0; | |
1600 | } | |
1601 | ||
1602 | r = manager_load_unit(UNIT(n)->manager, p, NULL, &error, &x); | |
1603 | if (r < 0) { | |
1604 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r)); | |
1605 | return 0; | |
1606 | } | |
1607 | ||
1608 | unit_ref_set(&n->service, x); | |
1609 | ||
1610 | return 0; | |
1611 | } | |
1612 | ||
e8e581bf ZJS |
1613 | int config_parse_unit_env_file(const char *unit, |
1614 | const char *filename, | |
1615 | unsigned line, | |
1616 | const char *section, | |
71a61510 | 1617 | unsigned section_line, |
e8e581bf ZJS |
1618 | const char *lvalue, |
1619 | int ltype, | |
1620 | const char *rvalue, | |
1621 | void *data, | |
1622 | void *userdata) { | |
ddb26e18 | 1623 | |
853b8397 | 1624 | char ***env = data; |
8fef7659 | 1625 | Unit *u = userdata; |
19f6d710 LP |
1626 | _cleanup_free_ char *n = NULL; |
1627 | const char *s; | |
853b8397 | 1628 | int r; |
ddb26e18 LP |
1629 | |
1630 | assert(filename); | |
1631 | assert(lvalue); | |
1632 | assert(rvalue); | |
1633 | assert(data); | |
1634 | ||
74051b9b LP |
1635 | if (isempty(rvalue)) { |
1636 | /* Empty assignment frees the list */ | |
74051b9b LP |
1637 | strv_free(*env); |
1638 | *env = NULL; | |
1639 | return 0; | |
1640 | } | |
1641 | ||
19f6d710 LP |
1642 | r = unit_full_printf(u, rvalue, &n); |
1643 | if (r < 0) | |
1644 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1645 | "Failed to resolve specifiers, ignoring: %s", rvalue); | |
8fef7659 | 1646 | |
19f6d710 | 1647 | s = n ?: rvalue; |
8fef7659 | 1648 | if (!path_is_absolute(s[0] == '-' ? s + 1 : s)) { |
e8e581bf ZJS |
1649 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1650 | "Path '%s' is not absolute, ignoring.", s); | |
afe4bfe2 LP |
1651 | return 0; |
1652 | } | |
1653 | ||
853b8397 LP |
1654 | r = strv_extend(env, s); |
1655 | if (r < 0) | |
1656 | return log_oom(); | |
1657 | ||
1658 | return 0; | |
1659 | } | |
1660 | ||
e8e581bf ZJS |
1661 | int config_parse_environ(const char *unit, |
1662 | const char *filename, | |
1663 | unsigned line, | |
1664 | const char *section, | |
71a61510 | 1665 | unsigned section_line, |
e8e581bf ZJS |
1666 | const char *lvalue, |
1667 | int ltype, | |
1668 | const char *rvalue, | |
1669 | void *data, | |
1670 | void *userdata) { | |
853b8397 LP |
1671 | |
1672 | Unit *u = userdata; | |
1673 | char*** env = data, *w, *state; | |
1674 | size_t l; | |
1675 | _cleanup_free_ char *k = NULL; | |
19f6d710 | 1676 | int r; |
853b8397 LP |
1677 | |
1678 | assert(filename); | |
1679 | assert(lvalue); | |
1680 | assert(rvalue); | |
97d0e5f8 | 1681 | assert(data); |
853b8397 LP |
1682 | |
1683 | if (isempty(rvalue)) { | |
1684 | /* Empty assignment resets the list */ | |
1685 | strv_free(*env); | |
1686 | *env = NULL; | |
1687 | return 0; | |
1688 | } | |
1689 | ||
19f6d710 LP |
1690 | if (u) { |
1691 | r = unit_full_printf(u, rvalue, &k); | |
1692 | if (r < 0) | |
1693 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1694 | "Failed to resolve specifiers, ignoring: %s", rvalue); | |
1695 | } | |
97d0e5f8 | 1696 | |
19f6d710 LP |
1697 | if (!k) |
1698 | k = strdup(rvalue); | |
8fef7659 | 1699 | if (!k) |
74051b9b | 1700 | return log_oom(); |
ddb26e18 | 1701 | |
853b8397 LP |
1702 | FOREACH_WORD_QUOTED(w, l, k, state) { |
1703 | _cleanup_free_ char *n; | |
1704 | char **x; | |
1705 | ||
1706 | n = cunescape_length(w, l); | |
1707 | if (!n) | |
1708 | return log_oom(); | |
1709 | ||
1710 | if (!env_assignment_is_valid(n)) { | |
e8e581bf ZJS |
1711 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1712 | "Invalid environment assignment, ignoring: %s", rvalue); | |
853b8397 LP |
1713 | continue; |
1714 | } | |
1715 | ||
1716 | x = strv_env_set(*env, n); | |
1717 | if (!x) | |
1718 | return log_oom(); | |
1719 | ||
1720 | strv_free(*env); | |
1721 | *env = x; | |
1722 | } | |
ddb26e18 | 1723 | |
8c7be95e | 1724 | return 0; |
ddb26e18 LP |
1725 | } |
1726 | ||
e8e581bf ZJS |
1727 | int config_parse_ip_tos(const char *unit, |
1728 | const char *filename, | |
1729 | unsigned line, | |
1730 | const char *section, | |
71a61510 | 1731 | unsigned section_line, |
e8e581bf ZJS |
1732 | const char *lvalue, |
1733 | int ltype, | |
1734 | const char *rvalue, | |
1735 | void *data, | |
1736 | void *userdata) { | |
4fd5948e LP |
1737 | |
1738 | int *ip_tos = data, x; | |
4fd5948e LP |
1739 | |
1740 | assert(filename); | |
1741 | assert(lvalue); | |
1742 | assert(rvalue); | |
1743 | assert(data); | |
1744 | ||
f8b69d1d MS |
1745 | x = ip_tos_from_string(rvalue); |
1746 | if (x < 0) { | |
e8e581bf ZJS |
1747 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1748 | "Failed to parse IP TOS value, ignoring: %s", rvalue); | |
f8b69d1d MS |
1749 | return 0; |
1750 | } | |
4fd5948e LP |
1751 | |
1752 | *ip_tos = x; | |
1753 | return 0; | |
1754 | } | |
1755 | ||
e8e581bf ZJS |
1756 | int config_parse_unit_condition_path(const char *unit, |
1757 | const char *filename, | |
1758 | unsigned line, | |
1759 | const char *section, | |
71a61510 | 1760 | unsigned section_line, |
e8e581bf ZJS |
1761 | const char *lvalue, |
1762 | int ltype, | |
1763 | const char *rvalue, | |
1764 | void *data, | |
1765 | void *userdata) { | |
52661efd | 1766 | |
2b583ce6 | 1767 | ConditionType cond = ltype; |
52661efd | 1768 | Unit *u = data; |
267632f0 | 1769 | bool trigger, negate; |
52661efd | 1770 | Condition *c; |
2fbe635a | 1771 | _cleanup_free_ char *p = NULL; |
19f6d710 | 1772 | int r; |
52661efd LP |
1773 | |
1774 | assert(filename); | |
1775 | assert(lvalue); | |
1776 | assert(rvalue); | |
1777 | assert(data); | |
1778 | ||
74051b9b LP |
1779 | if (isempty(rvalue)) { |
1780 | /* Empty assignment resets the list */ | |
1781 | condition_free_list(u->conditions); | |
1782 | u->conditions = NULL; | |
1783 | return 0; | |
1784 | } | |
1785 | ||
ab7f148f LP |
1786 | trigger = rvalue[0] == '|'; |
1787 | if (trigger) | |
267632f0 LP |
1788 | rvalue++; |
1789 | ||
ab7f148f LP |
1790 | negate = rvalue[0] == '!'; |
1791 | if (negate) | |
52661efd LP |
1792 | rvalue++; |
1793 | ||
19f6d710 LP |
1794 | r = unit_full_printf(u, rvalue, &p); |
1795 | if (r < 0) | |
1796 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1797 | "Failed to resolve specifiers, ignoring: %s", rvalue); | |
1798 | if (!p) { | |
1799 | p = strdup(rvalue); | |
1800 | if (!p) | |
1801 | return log_oom(); | |
1802 | } | |
095b2d7a AK |
1803 | |
1804 | if (!path_is_absolute(p)) { | |
e8e581bf ZJS |
1805 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
1806 | "Path in condition not absolute, ignoring: %s", p); | |
52661efd LP |
1807 | return 0; |
1808 | } | |
1809 | ||
095b2d7a | 1810 | c = condition_new(cond, p, trigger, negate); |
ab7f148f | 1811 | if (!c) |
74051b9b | 1812 | return log_oom(); |
52661efd | 1813 | |
71fda00f | 1814 | LIST_PREPEND(conditions, u->conditions, c); |
52661efd LP |
1815 | return 0; |
1816 | } | |
1817 | ||
e8e581bf ZJS |
1818 | int config_parse_unit_condition_string(const char *unit, |
1819 | const char *filename, | |
1820 | unsigned line, | |
1821 | const char *section, | |
71a61510 | 1822 | unsigned section_line, |
e8e581bf ZJS |
1823 | const char *lvalue, |
1824 | int ltype, | |
1825 | const char *rvalue, | |
1826 | void *data, | |
1827 | void *userdata) { | |
039655a4 | 1828 | |
41584525 | 1829 | ConditionType cond = ltype; |
039655a4 | 1830 | Unit *u = data; |
267632f0 | 1831 | bool trigger, negate; |
039655a4 | 1832 | Condition *c; |
2fbe635a | 1833 | _cleanup_free_ char *s = NULL; |
19f6d710 | 1834 | int r; |
039655a4 LP |
1835 | |
1836 | assert(filename); | |
1837 | assert(lvalue); | |
1838 | assert(rvalue); | |
1839 | assert(data); | |
1840 | ||
74051b9b LP |
1841 | if (isempty(rvalue)) { |
1842 | /* Empty assignment resets the list */ | |
1843 | condition_free_list(u->conditions); | |
1844 | u->conditions = NULL; | |
1845 | return 0; | |
1846 | } | |
1847 | ||
c0d6e764 LP |
1848 | trigger = rvalue[0] == '|'; |
1849 | if (trigger) | |
267632f0 LP |
1850 | rvalue++; |
1851 | ||
c0d6e764 LP |
1852 | negate = rvalue[0] == '!'; |
1853 | if (negate) | |
039655a4 LP |
1854 | rvalue++; |
1855 | ||
19f6d710 LP |
1856 | r = unit_full_printf(u, rvalue, &s); |
1857 | if (r < 0) | |
1858 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
1859 | "Failed to resolve specifiers, ignoring: %s", rvalue); | |
1860 | if (!s) { | |
1861 | s = strdup(rvalue); | |
1862 | if (!s) | |
1863 | return log_oom(); | |
1864 | } | |
095b2d7a AK |
1865 | |
1866 | c = condition_new(cond, s, trigger, negate); | |
c0d6e764 LP |
1867 | if (!c) |
1868 | return log_oom(); | |
039655a4 | 1869 | |
71fda00f | 1870 | LIST_PREPEND(conditions, u->conditions, c); |
039655a4 LP |
1871 | return 0; |
1872 | } | |
1873 | ||
e8e581bf ZJS |
1874 | int config_parse_unit_condition_null(const char *unit, |
1875 | const char *filename, | |
1876 | unsigned line, | |
1877 | const char *section, | |
71a61510 | 1878 | unsigned section_line, |
e8e581bf ZJS |
1879 | const char *lvalue, |
1880 | int ltype, | |
1881 | const char *rvalue, | |
1882 | void *data, | |
1883 | void *userdata) { | |
d257ddef LP |
1884 | |
1885 | Unit *u = data; | |
1886 | Condition *c; | |
267632f0 | 1887 | bool trigger, negate; |
d257ddef LP |
1888 | int b; |
1889 | ||
1890 | assert(filename); | |
1891 | assert(lvalue); | |
1892 | assert(rvalue); | |
1893 | assert(data); | |
1894 | ||
74051b9b LP |
1895 | if (isempty(rvalue)) { |
1896 | /* Empty assignment resets the list */ | |
1897 | condition_free_list(u->conditions); | |
1898 | u->conditions = NULL; | |
1899 | return 0; | |
1900 | } | |
1901 | ||
1902 | trigger = rvalue[0] == '|'; | |
1903 | if (trigger) | |
267632f0 LP |
1904 | rvalue++; |
1905 | ||
74051b9b LP |
1906 | negate = rvalue[0] == '!'; |
1907 | if (negate) | |
d257ddef LP |
1908 | rvalue++; |
1909 | ||
74051b9b LP |
1910 | b = parse_boolean(rvalue); |
1911 | if (b < 0) { | |
e8e581bf ZJS |
1912 | log_syntax(unit, LOG_ERR, filename, line, -b, |
1913 | "Failed to parse boolean value in condition, ignoring: %s", | |
1914 | rvalue); | |
d257ddef LP |
1915 | return 0; |
1916 | } | |
1917 | ||
1918 | if (!b) | |
1919 | negate = !negate; | |
1920 | ||
74051b9b LP |
1921 | c = condition_new(CONDITION_NULL, NULL, trigger, negate); |
1922 | if (!c) | |
1923 | return log_oom(); | |
d257ddef | 1924 | |
71fda00f | 1925 | LIST_PREPEND(conditions, u->conditions, c); |
d257ddef LP |
1926 | return 0; |
1927 | } | |
1928 | ||
f975e971 | 1929 | DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier"); |
4b939747 | 1930 | DEFINE_CONFIG_PARSE_ENUM(config_parse_start_limit_action, start_limit_action, StartLimitAction, "Failed to parse start limit action specifier"); |
c952c6ec | 1931 | |
a57f7e2c LP |
1932 | int config_parse_unit_requires_mounts_for( |
1933 | const char *unit, | |
1934 | const char *filename, | |
1935 | unsigned line, | |
1936 | const char *section, | |
71a61510 | 1937 | unsigned section_line, |
a57f7e2c LP |
1938 | const char *lvalue, |
1939 | int ltype, | |
1940 | const char *rvalue, | |
1941 | void *data, | |
1942 | void *userdata) { | |
7c8fa05c LP |
1943 | |
1944 | Unit *u = userdata; | |
a57f7e2c LP |
1945 | char *state; |
1946 | size_t l; | |
1947 | char *w; | |
7c8fa05c LP |
1948 | |
1949 | assert(filename); | |
1950 | assert(lvalue); | |
1951 | assert(rvalue); | |
1952 | assert(data); | |
1953 | ||
a57f7e2c | 1954 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { |
8a7935a2 | 1955 | int r; |
a57f7e2c LP |
1956 | _cleanup_free_ char *n; |
1957 | ||
1958 | n = strndup(w, l); | |
1959 | if (!n) | |
1960 | return log_oom(); | |
7c8fa05c | 1961 | |
a57f7e2c LP |
1962 | if (!utf8_is_valid(n)) { |
1963 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
1964 | "Path is not UTF-8 clean, ignoring assignment: %s", rvalue); | |
1965 | continue; | |
1966 | } | |
7c8fa05c | 1967 | |
a57f7e2c LP |
1968 | r = unit_require_mounts_for(u, n); |
1969 | if (r < 0) { | |
1970 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1971 | "Failed to add required mount for, ignoring: %s", rvalue); | |
1972 | continue; | |
1973 | } | |
1974 | } | |
7c8fa05c | 1975 | |
8a7935a2 | 1976 | return 0; |
7c8fa05c | 1977 | } |
9e372868 | 1978 | |
e8e581bf ZJS |
1979 | int config_parse_documentation(const char *unit, |
1980 | const char *filename, | |
1981 | unsigned line, | |
1982 | const char *section, | |
71a61510 | 1983 | unsigned section_line, |
e8e581bf ZJS |
1984 | const char *lvalue, |
1985 | int ltype, | |
1986 | const char *rvalue, | |
1987 | void *data, | |
1988 | void *userdata) { | |
49dbfa7b LP |
1989 | |
1990 | Unit *u = userdata; | |
1991 | int r; | |
1992 | char **a, **b; | |
1993 | ||
1994 | assert(filename); | |
1995 | assert(lvalue); | |
1996 | assert(rvalue); | |
1997 | assert(u); | |
1998 | ||
74051b9b LP |
1999 | if (isempty(rvalue)) { |
2000 | /* Empty assignment resets the list */ | |
2001 | strv_free(u->documentation); | |
2002 | u->documentation = NULL; | |
2003 | return 0; | |
2004 | } | |
2005 | ||
71a61510 | 2006 | r = config_parse_unit_strv_printf(unit, filename, line, section, section_line, lvalue, ltype, |
e8e581bf | 2007 | rvalue, data, userdata); |
49dbfa7b LP |
2008 | if (r < 0) |
2009 | return r; | |
2010 | ||
2011 | for (a = b = u->documentation; a && *a; a++) { | |
2012 | ||
2013 | if (is_valid_documentation_url(*a)) | |
2014 | *(b++) = *a; | |
2015 | else { | |
e8e581bf ZJS |
2016 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
2017 | "Invalid URL, ignoring: %s", *a); | |
49dbfa7b LP |
2018 | free(*a); |
2019 | } | |
2020 | } | |
f6d2d421 ZJS |
2021 | if (b) |
2022 | *b = NULL; | |
49dbfa7b LP |
2023 | |
2024 | return r; | |
2025 | } | |
2026 | ||
c0467cf3 | 2027 | #ifdef HAVE_SECCOMP |
17df7223 LP |
2028 | int config_parse_syscall_filter( |
2029 | const char *unit, | |
2030 | const char *filename, | |
2031 | unsigned line, | |
2032 | const char *section, | |
2033 | unsigned section_line, | |
2034 | const char *lvalue, | |
2035 | int ltype, | |
2036 | const char *rvalue, | |
2037 | void *data, | |
2038 | void *userdata) { | |
2039 | ||
2040 | static const char default_syscalls[] = | |
2041 | "execve\0" | |
2042 | "exit\0" | |
2043 | "exit_group\0" | |
2044 | "rt_sigreturn\0" | |
2045 | "sigreturn\0"; | |
2046 | ||
8351ceae LP |
2047 | ExecContext *c = data; |
2048 | Unit *u = userdata; | |
b5fb3789 | 2049 | bool invert = false; |
17df7223 | 2050 | char *w, *state; |
8351ceae | 2051 | size_t l; |
17df7223 | 2052 | int r; |
8351ceae LP |
2053 | |
2054 | assert(filename); | |
2055 | assert(lvalue); | |
2056 | assert(rvalue); | |
2057 | assert(u); | |
2058 | ||
74051b9b LP |
2059 | if (isempty(rvalue)) { |
2060 | /* Empty assignment resets the list */ | |
17df7223 LP |
2061 | set_free(c->syscall_filter); |
2062 | c->syscall_filter = NULL; | |
2063 | c->syscall_whitelist = false; | |
74051b9b LP |
2064 | return 0; |
2065 | } | |
2066 | ||
8351ceae LP |
2067 | if (rvalue[0] == '~') { |
2068 | invert = true; | |
2069 | rvalue++; | |
2070 | } | |
2071 | ||
17df7223 LP |
2072 | if (!c->syscall_filter) { |
2073 | c->syscall_filter = set_new(trivial_hash_func, trivial_compare_func); | |
2074 | if (!c->syscall_filter) | |
2075 | return log_oom(); | |
2076 | ||
c0467cf3 | 2077 | if (invert) |
17df7223 LP |
2078 | /* Allow everything but the ones listed */ |
2079 | c->syscall_whitelist = false; | |
c0467cf3 | 2080 | else { |
17df7223 LP |
2081 | const char *i; |
2082 | ||
2083 | /* Allow nothing but the ones listed */ | |
2084 | c->syscall_whitelist = true; | |
8351ceae | 2085 | |
17df7223 LP |
2086 | /* Accept default syscalls if we are on a whitelist */ |
2087 | NULSTR_FOREACH(i, default_syscalls) { | |
2088 | int id; | |
8351ceae | 2089 | |
17df7223 | 2090 | id = seccomp_syscall_resolve_name(i); |
c0467cf3 RC |
2091 | if (id < 0) |
2092 | continue; | |
8351ceae | 2093 | |
17df7223 LP |
2094 | r = set_put(c->syscall_filter, INT_TO_PTR(id + 1)); |
2095 | if (r == -EEXIST) | |
2096 | continue; | |
2097 | if (r < 0) | |
2098 | return log_oom(); | |
c0467cf3 RC |
2099 | } |
2100 | } | |
8351ceae LP |
2101 | } |
2102 | ||
2103 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { | |
7fd1b19b | 2104 | _cleanup_free_ char *t = NULL; |
17df7223 | 2105 | int id; |
8351ceae LP |
2106 | |
2107 | t = strndup(w, l); | |
2108 | if (!t) | |
74051b9b | 2109 | return log_oom(); |
8351ceae | 2110 | |
c0467cf3 | 2111 | id = seccomp_syscall_resolve_name(t); |
8351ceae | 2112 | if (id < 0) { |
17df7223 | 2113 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse system call, ignoring: %s", t); |
8351ceae LP |
2114 | continue; |
2115 | } | |
2116 | ||
17df7223 LP |
2117 | /* If we previously wanted to forbid a syscall and now |
2118 | * we want to allow it, then remove it from the list | |
c0467cf3 | 2119 | */ |
17df7223 LP |
2120 | if (!invert == c->syscall_whitelist) { |
2121 | r = set_put(c->syscall_filter, INT_TO_PTR(id + 1)); | |
2122 | if (r == -EEXIST) | |
2123 | continue; | |
2124 | if (r < 0) | |
2125 | return log_oom(); | |
2126 | } else | |
2127 | set_remove(c->syscall_filter, INT_TO_PTR(id + 1)); | |
c0467cf3 RC |
2128 | } |
2129 | ||
17df7223 LP |
2130 | c->no_new_privileges = true; |
2131 | ||
2132 | return 0; | |
2133 | } | |
2134 | ||
57183d11 LP |
2135 | int config_parse_syscall_archs( |
2136 | const char *unit, | |
2137 | const char *filename, | |
2138 | unsigned line, | |
2139 | const char *section, | |
2140 | unsigned section_line, | |
2141 | const char *lvalue, | |
2142 | int ltype, | |
2143 | const char *rvalue, | |
2144 | void *data, | |
2145 | void *userdata) { | |
2146 | ||
d3b1c508 | 2147 | Set **archs = data; |
57183d11 LP |
2148 | char *w, *state; |
2149 | size_t l; | |
2150 | int r; | |
2151 | ||
2152 | if (isempty(rvalue)) { | |
d3b1c508 LP |
2153 | set_free(*archs); |
2154 | *archs = NULL; | |
57183d11 LP |
2155 | return 0; |
2156 | } | |
2157 | ||
d3b1c508 | 2158 | r = set_ensure_allocated(archs, trivial_hash_func, trivial_compare_func); |
57183d11 LP |
2159 | if (r < 0) |
2160 | return log_oom(); | |
2161 | ||
2162 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { | |
2163 | _cleanup_free_ char *t = NULL; | |
2164 | uint32_t a; | |
2165 | ||
2166 | t = strndup(w, l); | |
2167 | if (!t) | |
2168 | return log_oom(); | |
2169 | ||
2170 | r = seccomp_arch_from_string(t, &a); | |
2171 | if (r < 0) { | |
2172 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse system call architecture, ignoring: %s", t); | |
2173 | continue; | |
2174 | } | |
2175 | ||
d3b1c508 | 2176 | r = set_put(*archs, UINT32_TO_PTR(a + 1)); |
57183d11 LP |
2177 | if (r == -EEXIST) |
2178 | continue; | |
2179 | if (r < 0) | |
2180 | return log_oom(); | |
2181 | } | |
2182 | ||
2183 | return 0; | |
2184 | } | |
2185 | ||
17df7223 LP |
2186 | int config_parse_syscall_errno( |
2187 | const char *unit, | |
2188 | const char *filename, | |
2189 | unsigned line, | |
2190 | const char *section, | |
2191 | unsigned section_line, | |
2192 | const char *lvalue, | |
2193 | int ltype, | |
2194 | const char *rvalue, | |
2195 | void *data, | |
2196 | void *userdata) { | |
2197 | ||
2198 | ExecContext *c = data; | |
2199 | int e; | |
2200 | ||
2201 | assert(filename); | |
2202 | assert(lvalue); | |
2203 | assert(rvalue); | |
2204 | ||
2205 | if (isempty(rvalue)) { | |
2206 | /* Empty assignment resets to KILL */ | |
2207 | c->syscall_errno = 0; | |
2208 | return 0; | |
8351ceae LP |
2209 | } |
2210 | ||
17df7223 LP |
2211 | e = errno_from_name(rvalue); |
2212 | if (e < 0) { | |
2213 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse error number, ignoring: %s", rvalue); | |
2214 | return 0; | |
2215 | } | |
8351ceae | 2216 | |
17df7223 | 2217 | c->syscall_errno = e; |
8351ceae LP |
2218 | return 0; |
2219 | } | |
4298d0b5 LP |
2220 | |
2221 | int config_parse_address_families( | |
2222 | const char *unit, | |
2223 | const char *filename, | |
2224 | unsigned line, | |
2225 | const char *section, | |
2226 | unsigned section_line, | |
2227 | const char *lvalue, | |
2228 | int ltype, | |
2229 | const char *rvalue, | |
2230 | void *data, | |
2231 | void *userdata) { | |
2232 | ||
2233 | ExecContext *c = data; | |
2234 | Unit *u = userdata; | |
2235 | bool invert = false; | |
2236 | char *w, *state; | |
2237 | size_t l; | |
2238 | int r; | |
2239 | ||
2240 | assert(filename); | |
2241 | assert(lvalue); | |
2242 | assert(rvalue); | |
2243 | assert(u); | |
2244 | ||
2245 | if (isempty(rvalue)) { | |
2246 | /* Empty assignment resets the list */ | |
2247 | set_free(c->address_families); | |
2248 | c->address_families = NULL; | |
2249 | c->address_families_whitelist = false; | |
2250 | return 0; | |
2251 | } | |
2252 | ||
2253 | if (rvalue[0] == '~') { | |
2254 | invert = true; | |
2255 | rvalue++; | |
2256 | } | |
2257 | ||
2258 | if (!c->address_families) { | |
2259 | c->address_families = set_new(trivial_hash_func, trivial_compare_func); | |
2260 | if (!c->address_families) | |
2261 | return log_oom(); | |
2262 | ||
2263 | c->address_families_whitelist = !invert; | |
2264 | } | |
2265 | ||
2266 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { | |
2267 | _cleanup_free_ char *t = NULL; | |
2268 | int af; | |
2269 | ||
2270 | t = strndup(w, l); | |
2271 | if (!t) | |
2272 | return log_oom(); | |
2273 | ||
2274 | af = af_from_name(t); | |
2275 | if (af <= 0) { | |
2276 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse address family, ignoring: %s", t); | |
2277 | continue; | |
2278 | } | |
2279 | ||
2280 | /* If we previously wanted to forbid an address family and now | |
2281 | * we want to allow it, then remove it from the list | |
2282 | */ | |
2283 | if (!invert == c->address_families_whitelist) { | |
2284 | r = set_put(c->address_families, INT_TO_PTR(af)); | |
2285 | if (r == -EEXIST) | |
2286 | continue; | |
2287 | if (r < 0) | |
2288 | return log_oom(); | |
2289 | } else | |
2290 | set_remove(c->address_families, INT_TO_PTR(af)); | |
2291 | } | |
2292 | ||
2293 | return 0; | |
2294 | } | |
c0467cf3 | 2295 | #endif |
8351ceae | 2296 | |
a016b922 LP |
2297 | int config_parse_unit_slice( |
2298 | const char *unit, | |
2299 | const char *filename, | |
2300 | unsigned line, | |
2301 | const char *section, | |
71a61510 | 2302 | unsigned section_line, |
a016b922 LP |
2303 | const char *lvalue, |
2304 | int ltype, | |
2305 | const char *rvalue, | |
2306 | void *data, | |
2307 | void *userdata) { | |
2308 | ||
2309 | _cleanup_free_ char *k = NULL; | |
2310 | Unit *u = userdata, *slice; | |
2311 | int r; | |
2312 | ||
2313 | assert(filename); | |
2314 | assert(lvalue); | |
2315 | assert(rvalue); | |
2316 | assert(u); | |
2317 | ||
19f6d710 LP |
2318 | r = unit_name_printf(u, rvalue, &k); |
2319 | if (r < 0) | |
2320 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
a016b922 | 2321 | "Failed to resolve unit specifiers on %s. Ignoring.", rvalue); |
19f6d710 LP |
2322 | if (!k) { |
2323 | k = strdup(rvalue); | |
2324 | if (!k) | |
2325 | return log_oom(); | |
2326 | } | |
a016b922 | 2327 | |
19f6d710 | 2328 | r = manager_load_unit(u->manager, k, NULL, NULL, &slice); |
a016b922 LP |
2329 | if (r < 0) { |
2330 | log_syntax(unit, LOG_ERR, filename, line, -r, | |
19f6d710 | 2331 | "Failed to load slice unit %s. Ignoring.", k); |
a016b922 LP |
2332 | return 0; |
2333 | } | |
2334 | ||
2335 | if (slice->type != UNIT_SLICE) { | |
2336 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
19f6d710 | 2337 | "Slice unit %s is not a slice. Ignoring.", k); |
a016b922 LP |
2338 | return 0; |
2339 | } | |
2340 | ||
2341 | unit_ref_set(&u->slice, slice); | |
2342 | return 0; | |
2343 | } | |
2344 | ||
4ad49000 LP |
2345 | DEFINE_CONFIG_PARSE_ENUM(config_parse_device_policy, cgroup_device_policy, CGroupDevicePolicy, "Failed to parse device policy"); |
2346 | ||
2347 | int config_parse_cpu_shares( | |
2348 | const char *unit, | |
2349 | const char *filename, | |
2350 | unsigned line, | |
2351 | const char *section, | |
71a61510 | 2352 | unsigned section_line, |
4ad49000 LP |
2353 | const char *lvalue, |
2354 | int ltype, | |
2355 | const char *rvalue, | |
2356 | void *data, | |
2357 | void *userdata) { | |
2358 | ||
2359 | CGroupContext *c = data; | |
2360 | unsigned long lu; | |
2361 | int r; | |
2362 | ||
2363 | assert(filename); | |
2364 | assert(lvalue); | |
2365 | assert(rvalue); | |
2366 | ||
2367 | if (isempty(rvalue)) { | |
2368 | c->cpu_shares = 1024; | |
2369 | return 0; | |
2370 | } | |
2371 | ||
2372 | r = safe_atolu(rvalue, &lu); | |
2373 | if (r < 0 || lu <= 0) { | |
2374 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2375 | "CPU shares '%s' invalid. Ignoring.", rvalue); | |
2376 | return 0; | |
2377 | } | |
2378 | ||
2379 | c->cpu_shares = lu; | |
2380 | return 0; | |
2381 | } | |
2382 | ||
2383 | int config_parse_memory_limit( | |
2384 | const char *unit, | |
2385 | const char *filename, | |
2386 | unsigned line, | |
2387 | const char *section, | |
71a61510 | 2388 | unsigned section_line, |
4ad49000 LP |
2389 | const char *lvalue, |
2390 | int ltype, | |
2391 | const char *rvalue, | |
2392 | void *data, | |
2393 | void *userdata) { | |
2394 | ||
2395 | CGroupContext *c = data; | |
4ad49000 LP |
2396 | off_t bytes; |
2397 | int r; | |
2398 | ||
4ad49000 | 2399 | if (isempty(rvalue)) { |
ddca82ac | 2400 | c->memory_limit = (uint64_t) -1; |
4ad49000 LP |
2401 | return 0; |
2402 | } | |
2403 | ||
2404 | assert_cc(sizeof(uint64_t) == sizeof(off_t)); | |
2405 | ||
5556b5fe | 2406 | r = parse_size(rvalue, 1024, &bytes); |
4ad49000 | 2407 | if (r < 0) { |
5556b5fe | 2408 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Memory limit '%s' invalid. Ignoring.", rvalue); |
4ad49000 LP |
2409 | return 0; |
2410 | } | |
2411 | ||
ddca82ac | 2412 | c->memory_limit = (uint64_t) bytes; |
4ad49000 LP |
2413 | return 0; |
2414 | } | |
2415 | ||
2416 | int config_parse_device_allow( | |
2417 | const char *unit, | |
2418 | const char *filename, | |
2419 | unsigned line, | |
2420 | const char *section, | |
71a61510 | 2421 | unsigned section_line, |
4ad49000 LP |
2422 | const char *lvalue, |
2423 | int ltype, | |
2424 | const char *rvalue, | |
2425 | void *data, | |
2426 | void *userdata) { | |
2427 | ||
2428 | _cleanup_free_ char *path = NULL; | |
2429 | CGroupContext *c = data; | |
2430 | CGroupDeviceAllow *a; | |
2431 | const char *m; | |
2432 | size_t n; | |
2433 | ||
2434 | if (isempty(rvalue)) { | |
2435 | while (c->device_allow) | |
2436 | cgroup_context_free_device_allow(c, c->device_allow); | |
2437 | ||
2438 | return 0; | |
2439 | } | |
2440 | ||
2441 | n = strcspn(rvalue, WHITESPACE); | |
2442 | path = strndup(rvalue, n); | |
2443 | if (!path) | |
2444 | return log_oom(); | |
2445 | ||
90060676 LP |
2446 | if (!startswith(path, "/dev/") && |
2447 | !startswith(path, "block-") && | |
2448 | !startswith(path, "char-")) { | |
2449 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Invalid device node path '%s'. Ignoring.", path); | |
4ad49000 LP |
2450 | return 0; |
2451 | } | |
2452 | ||
2453 | m = rvalue + n + strspn(rvalue + n, WHITESPACE); | |
2454 | if (isempty(m)) | |
2455 | m = "rwm"; | |
2456 | ||
2457 | if (!in_charset(m, "rwm")) { | |
90060676 | 2458 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Invalid device rights '%s'. Ignoring.", m); |
4ad49000 LP |
2459 | return 0; |
2460 | } | |
2461 | ||
2462 | a = new0(CGroupDeviceAllow, 1); | |
2463 | if (!a) | |
2464 | return log_oom(); | |
2465 | ||
2466 | a->path = path; | |
2467 | path = NULL; | |
2468 | a->r = !!strchr(m, 'r'); | |
2469 | a->w = !!strchr(m, 'w'); | |
2470 | a->m = !!strchr(m, 'm'); | |
2471 | ||
71fda00f | 2472 | LIST_PREPEND(device_allow, c->device_allow, a); |
4ad49000 LP |
2473 | return 0; |
2474 | } | |
2475 | ||
2476 | int config_parse_blockio_weight( | |
2477 | const char *unit, | |
2478 | const char *filename, | |
2479 | unsigned line, | |
2480 | const char *section, | |
71a61510 | 2481 | unsigned section_line, |
4ad49000 LP |
2482 | const char *lvalue, |
2483 | int ltype, | |
2484 | const char *rvalue, | |
2485 | void *data, | |
2486 | void *userdata) { | |
2487 | ||
8e7076ca LP |
2488 | CGroupContext *c = data; |
2489 | unsigned long lu; | |
2490 | int r; | |
2491 | ||
2492 | assert(filename); | |
2493 | assert(lvalue); | |
2494 | assert(rvalue); | |
2495 | ||
2496 | if (isempty(rvalue)) { | |
2497 | c->blockio_weight = 1000; | |
2498 | return 0; | |
2499 | } | |
2500 | ||
2501 | r = safe_atolu(rvalue, &lu); | |
2502 | if (r < 0 || lu < 10 || lu > 1000) { | |
2503 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2504 | "Block IO weight '%s' invalid. Ignoring.", rvalue); | |
2505 | return 0; | |
2506 | } | |
2507 | ||
2508 | c->blockio_weight = lu; | |
2509 | ||
2510 | return 0; | |
2511 | } | |
2512 | ||
2513 | int config_parse_blockio_device_weight( | |
2514 | const char *unit, | |
2515 | const char *filename, | |
2516 | unsigned line, | |
2517 | const char *section, | |
71a61510 | 2518 | unsigned section_line, |
8e7076ca LP |
2519 | const char *lvalue, |
2520 | int ltype, | |
2521 | const char *rvalue, | |
2522 | void *data, | |
2523 | void *userdata) { | |
2524 | ||
4ad49000 | 2525 | _cleanup_free_ char *path = NULL; |
8e7076ca | 2526 | CGroupBlockIODeviceWeight *w; |
4ad49000 LP |
2527 | CGroupContext *c = data; |
2528 | unsigned long lu; | |
2529 | const char *weight; | |
2530 | size_t n; | |
2531 | int r; | |
2532 | ||
2533 | assert(filename); | |
2534 | assert(lvalue); | |
2535 | assert(rvalue); | |
2536 | ||
2537 | if (isempty(rvalue)) { | |
4ad49000 LP |
2538 | while (c->blockio_device_weights) |
2539 | cgroup_context_free_blockio_device_weight(c, c->blockio_device_weights); | |
2540 | ||
2541 | return 0; | |
2542 | } | |
2543 | ||
2544 | n = strcspn(rvalue, WHITESPACE); | |
2545 | weight = rvalue + n; | |
8e7076ca LP |
2546 | if (!*weight) { |
2547 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2548 | "Expected block device and device weight. Ignoring."); | |
2549 | return 0; | |
2550 | } | |
4ad49000 | 2551 | |
8e7076ca LP |
2552 | path = strndup(rvalue, n); |
2553 | if (!path) | |
2554 | return log_oom(); | |
4ad49000 | 2555 | |
8e7076ca LP |
2556 | if (!path_startswith(path, "/dev")) { |
2557 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2558 | "Invalid device node path '%s'. Ignoring.", path); | |
2559 | return 0; | |
2560 | } | |
4ad49000 | 2561 | |
8e7076ca | 2562 | weight += strspn(weight, WHITESPACE); |
4ad49000 LP |
2563 | r = safe_atolu(weight, &lu); |
2564 | if (r < 0 || lu < 10 || lu > 1000) { | |
2565 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2566 | "Block IO weight '%s' invalid. Ignoring.", rvalue); | |
2567 | return 0; | |
2568 | } | |
2569 | ||
4ad49000 | 2570 | |
8e7076ca LP |
2571 | w = new0(CGroupBlockIODeviceWeight, 1); |
2572 | if (!w) | |
2573 | return log_oom(); | |
4ad49000 | 2574 | |
8e7076ca LP |
2575 | w->path = path; |
2576 | path = NULL; | |
4ad49000 | 2577 | |
8e7076ca | 2578 | w->weight = lu; |
4ad49000 | 2579 | |
71fda00f | 2580 | LIST_PREPEND(device_weights, c->blockio_device_weights, w); |
4ad49000 LP |
2581 | return 0; |
2582 | } | |
2583 | ||
2584 | int config_parse_blockio_bandwidth( | |
2585 | const char *unit, | |
2586 | const char *filename, | |
2587 | unsigned line, | |
2588 | const char *section, | |
71a61510 | 2589 | unsigned section_line, |
4ad49000 LP |
2590 | const char *lvalue, |
2591 | int ltype, | |
2592 | const char *rvalue, | |
2593 | void *data, | |
2594 | void *userdata) { | |
2595 | ||
2596 | _cleanup_free_ char *path = NULL; | |
2597 | CGroupBlockIODeviceBandwidth *b; | |
2598 | CGroupContext *c = data; | |
2599 | const char *bandwidth; | |
2600 | off_t bytes; | |
47c0980d | 2601 | bool read; |
4ad49000 LP |
2602 | size_t n; |
2603 | int r; | |
2604 | ||
2605 | assert(filename); | |
2606 | assert(lvalue); | |
2607 | assert(rvalue); | |
2608 | ||
47c0980d G |
2609 | read = streq("BlockIOReadBandwidth", lvalue); |
2610 | ||
4ad49000 | 2611 | if (isempty(rvalue)) { |
47c0980d G |
2612 | CGroupBlockIODeviceBandwidth *next; |
2613 | ||
2614 | LIST_FOREACH_SAFE (device_bandwidths, b, next, c->blockio_device_bandwidths) | |
2615 | if (b->read == read) | |
2616 | cgroup_context_free_blockio_device_bandwidth(c, b); | |
4ad49000 LP |
2617 | |
2618 | return 0; | |
2619 | } | |
2620 | ||
2621 | n = strcspn(rvalue, WHITESPACE); | |
2622 | bandwidth = rvalue + n; | |
2623 | bandwidth += strspn(bandwidth, WHITESPACE); | |
2624 | ||
2625 | if (!*bandwidth) { | |
2626 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2627 | "Expected space separated pair of device node and bandwidth. Ignoring."); | |
2628 | return 0; | |
2629 | } | |
2630 | ||
2631 | path = strndup(rvalue, n); | |
2632 | if (!path) | |
2633 | return log_oom(); | |
2634 | ||
2635 | if (!path_startswith(path, "/dev")) { | |
2636 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2637 | "Invalid device node path '%s'. Ignoring.", path); | |
2638 | return 0; | |
2639 | } | |
2640 | ||
5556b5fe | 2641 | r = parse_size(bandwidth, 1000, &bytes); |
4ad49000 | 2642 | if (r < 0 || bytes <= 0) { |
5556b5fe | 2643 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Block IO Bandwidth '%s' invalid. Ignoring.", rvalue); |
4ad49000 LP |
2644 | return 0; |
2645 | } | |
2646 | ||
2647 | b = new0(CGroupBlockIODeviceBandwidth, 1); | |
2648 | if (!b) | |
2649 | return log_oom(); | |
2650 | ||
2651 | b->path = path; | |
2652 | path = NULL; | |
2653 | b->bandwidth = (uint64_t) bytes; | |
47c0980d | 2654 | b->read = read; |
4ad49000 | 2655 | |
71fda00f | 2656 | LIST_PREPEND(device_bandwidths, c->blockio_device_bandwidths, b); |
4ad49000 LP |
2657 | |
2658 | return 0; | |
2659 | } | |
2660 | ||
d420282b LP |
2661 | DEFINE_CONFIG_PARSE_ENUM(config_parse_job_mode, job_mode, JobMode, "Failed to parse job mode"); |
2662 | ||
2663 | int config_parse_job_mode_isolate( | |
2664 | const char *unit, | |
2665 | const char *filename, | |
2666 | unsigned line, | |
2667 | const char *section, | |
2668 | unsigned section_line, | |
2669 | const char *lvalue, | |
2670 | int ltype, | |
2671 | const char *rvalue, | |
2672 | void *data, | |
2673 | void *userdata) { | |
2674 | ||
2675 | JobMode *m = data; | |
2676 | int r; | |
2677 | ||
2678 | assert(filename); | |
2679 | assert(lvalue); | |
2680 | assert(rvalue); | |
2681 | ||
2682 | r = parse_boolean(rvalue); | |
2683 | if (r < 0) { | |
2684 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Failed to parse boolean, ignoring: %s", rvalue); | |
2685 | return 0; | |
2686 | } | |
2687 | ||
2688 | *m = r ? JOB_ISOLATE : JOB_REPLACE; | |
2689 | return 0; | |
2690 | } | |
2691 | ||
ac45f971 LP |
2692 | int config_parse_personality( |
2693 | const char *unit, | |
2694 | const char *filename, | |
2695 | unsigned line, | |
2696 | const char *section, | |
2697 | unsigned section_line, | |
2698 | const char *lvalue, | |
2699 | int ltype, | |
2700 | const char *rvalue, | |
2701 | void *data, | |
2702 | void *userdata) { | |
2703 | ||
2704 | unsigned long *personality = data, p; | |
2705 | ||
2706 | assert(filename); | |
2707 | assert(lvalue); | |
2708 | assert(rvalue); | |
2709 | assert(personality); | |
2710 | ||
2711 | p = personality_from_string(rvalue); | |
2712 | if (p == 0xffffffffUL) { | |
2713 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
2714 | "Failed to parse personality, ignoring: %s", rvalue); | |
2715 | return 0; | |
2716 | } | |
2717 | ||
2718 | *personality = p; | |
2719 | return 0; | |
2720 | } | |
2721 | ||
e66cf1a3 LP |
2722 | int config_parse_runtime_directory( |
2723 | const char *unit, | |
2724 | const char *filename, | |
2725 | unsigned line, | |
2726 | const char *section, | |
2727 | unsigned section_line, | |
2728 | const char *lvalue, | |
2729 | int ltype, | |
2730 | const char *rvalue, | |
2731 | void *data, | |
2732 | void *userdata) { | |
2733 | ||
2734 | char***rt = data, *w, *state; | |
2735 | size_t l; | |
2736 | int r; | |
2737 | ||
2738 | assert(filename); | |
2739 | assert(lvalue); | |
2740 | assert(rvalue); | |
2741 | assert(data); | |
2742 | ||
2743 | if (isempty(rvalue)) { | |
2744 | /* Empty assignment resets the list */ | |
2745 | strv_free(*rt); | |
2746 | *rt = NULL; | |
2747 | return 0; | |
2748 | } | |
2749 | ||
2750 | FOREACH_WORD_QUOTED(w, l, rvalue, state) { | |
2751 | _cleanup_free_ char *n; | |
2752 | ||
2753 | n = strndup(w, l); | |
2754 | if (!n) | |
2755 | return log_oom(); | |
2756 | ||
2757 | if (!filename_is_safe(n)) { | |
2758 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Runtime directory is not valid, ignoring assignment: %s", rvalue); | |
2759 | continue; | |
2760 | } | |
2761 | ||
2762 | r = strv_push(rt, n); | |
2763 | if (r < 0) | |
2764 | return log_oom(); | |
2765 | ||
2766 | n = NULL; | |
2767 | } | |
2768 | ||
2769 | return 0; | |
2770 | } | |
2771 | ||
071830ff | 2772 | #define FOLLOW_MAX 8 |
87f0e418 | 2773 | |
9e2f7c11 | 2774 | static int open_follow(char **filename, FILE **_f, Set *names, char **_final) { |
0301abf4 | 2775 | unsigned c = 0; |
87f0e418 LP |
2776 | int fd, r; |
2777 | FILE *f; | |
0301abf4 | 2778 | char *id = NULL; |
87f0e418 LP |
2779 | |
2780 | assert(filename); | |
2781 | assert(*filename); | |
2782 | assert(_f); | |
2783 | assert(names); | |
2784 | ||
0301abf4 LP |
2785 | /* This will update the filename pointer if the loaded file is |
2786 | * reached by a symlink. The old string will be freed. */ | |
87f0e418 | 2787 | |
0301abf4 | 2788 | for (;;) { |
2c7108c4 | 2789 | char *target, *name; |
87f0e418 | 2790 | |
0301abf4 LP |
2791 | if (c++ >= FOLLOW_MAX) |
2792 | return -ELOOP; | |
2793 | ||
b08d03ff LP |
2794 | path_kill_slashes(*filename); |
2795 | ||
87f0e418 | 2796 | /* Add the file name we are currently looking at to |
8f05424d LP |
2797 | * the names of this unit, but only if it is a valid |
2798 | * unit name. */ | |
2b6bf07d | 2799 | name = basename(*filename); |
87f0e418 | 2800 | |
f78e6385 | 2801 | if (unit_name_is_valid(name, TEMPLATE_VALID)) { |
8f05424d | 2802 | |
15e11d81 LP |
2803 | id = set_get(names, name); |
2804 | if (!id) { | |
2805 | id = strdup(name); | |
2806 | if (!id) | |
8f05424d | 2807 | return -ENOMEM; |
87f0e418 | 2808 | |
ef42202a ZJS |
2809 | r = set_consume(names, id); |
2810 | if (r < 0) | |
8f05424d | 2811 | return r; |
87f0e418 | 2812 | } |
87f0e418 LP |
2813 | } |
2814 | ||
0301abf4 | 2815 | /* Try to open the file name, but don't if its a symlink */ |
9946996c LP |
2816 | fd = open(*filename, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW); |
2817 | if (fd >= 0) | |
87f0e418 LP |
2818 | break; |
2819 | ||
0301abf4 LP |
2820 | if (errno != ELOOP) |
2821 | return -errno; | |
2822 | ||
87f0e418 | 2823 | /* Hmm, so this is a symlink. Let's read the name, and follow it manually */ |
9946996c LP |
2824 | r = readlink_and_make_absolute(*filename, &target); |
2825 | if (r < 0) | |
0301abf4 | 2826 | return r; |
87f0e418 | 2827 | |
0301abf4 | 2828 | free(*filename); |
2c7108c4 | 2829 | *filename = target; |
87f0e418 LP |
2830 | } |
2831 | ||
9946996c LP |
2832 | f = fdopen(fd, "re"); |
2833 | if (!f) { | |
87f0e418 | 2834 | r = -errno; |
9e2f7c11 | 2835 | close_nointr_nofail(fd); |
0301abf4 | 2836 | return r; |
87f0e418 LP |
2837 | } |
2838 | ||
2839 | *_f = f; | |
9e2f7c11 | 2840 | *_final = id; |
0301abf4 | 2841 | return 0; |
87f0e418 LP |
2842 | } |
2843 | ||
23a177ef LP |
2844 | static int merge_by_names(Unit **u, Set *names, const char *id) { |
2845 | char *k; | |
2846 | int r; | |
2847 | ||
2848 | assert(u); | |
2849 | assert(*u); | |
2850 | assert(names); | |
2851 | ||
2852 | /* Let's try to add in all symlink names we found */ | |
2853 | while ((k = set_steal_first(names))) { | |
2854 | ||
2855 | /* First try to merge in the other name into our | |
2856 | * unit */ | |
9946996c LP |
2857 | r = unit_merge_by_name(*u, k); |
2858 | if (r < 0) { | |
23a177ef LP |
2859 | Unit *other; |
2860 | ||
2861 | /* Hmm, we couldn't merge the other unit into | |
2862 | * ours? Then let's try it the other way | |
2863 | * round */ | |
2864 | ||
ac155bb8 | 2865 | other = manager_get_unit((*u)->manager, k); |
23a177ef LP |
2866 | free(k); |
2867 | ||
9946996c LP |
2868 | if (other) { |
2869 | r = unit_merge(other, *u); | |
2870 | if (r >= 0) { | |
23a177ef LP |
2871 | *u = other; |
2872 | return merge_by_names(u, names, NULL); | |
2873 | } | |
9946996c | 2874 | } |
23a177ef LP |
2875 | |
2876 | return r; | |
2877 | } | |
2878 | ||
2879 | if (id == k) | |
2880 | unit_choose_id(*u, id); | |
2881 | ||
2882 | free(k); | |
2883 | } | |
2884 | ||
2885 | return 0; | |
2886 | } | |
2887 | ||
e537352b | 2888 | static int load_from_path(Unit *u, const char *path) { |
0301abf4 | 2889 | int r; |
e48614c4 ZJS |
2890 | _cleanup_set_free_free_ Set *symlink_names = NULL; |
2891 | _cleanup_fclose_ FILE *f = NULL; | |
2892 | _cleanup_free_ char *filename = NULL; | |
2893 | char *id = NULL; | |
23a177ef | 2894 | Unit *merged; |
45fb0699 | 2895 | struct stat st; |
23a177ef LP |
2896 | |
2897 | assert(u); | |
e537352b | 2898 | assert(path); |
3efd4195 | 2899 | |
f975e971 LP |
2900 | symlink_names = set_new(string_hash_func, string_compare_func); |
2901 | if (!symlink_names) | |
87f0e418 | 2902 | return -ENOMEM; |
3efd4195 | 2903 | |
036643a2 LP |
2904 | if (path_is_absolute(path)) { |
2905 | ||
9946996c | 2906 | filename = strdup(path); |
e48614c4 ZJS |
2907 | if (!filename) |
2908 | return -ENOMEM; | |
036643a2 | 2909 | |
9946996c LP |
2910 | r = open_follow(&filename, &f, symlink_names, &id); |
2911 | if (r < 0) { | |
036643a2 LP |
2912 | free(filename); |
2913 | filename = NULL; | |
2914 | ||
2915 | if (r != -ENOENT) | |
e48614c4 | 2916 | return r; |
036643a2 LP |
2917 | } |
2918 | ||
2919 | } else { | |
2920 | char **p; | |
2921 | ||
ac155bb8 | 2922 | STRV_FOREACH(p, u->manager->lookup_paths.unit_path) { |
036643a2 LP |
2923 | |
2924 | /* Instead of opening the path right away, we manually | |
2925 | * follow all symlinks and add their name to our unit | |
2926 | * name set while doing so */ | |
9946996c | 2927 | filename = path_make_absolute(path, *p); |
e48614c4 ZJS |
2928 | if (!filename) |
2929 | return -ENOMEM; | |
036643a2 | 2930 | |
ac155bb8 MS |
2931 | if (u->manager->unit_path_cache && |
2932 | !set_get(u->manager->unit_path_cache, filename)) | |
fe51822e LP |
2933 | r = -ENOENT; |
2934 | else | |
2935 | r = open_follow(&filename, &f, symlink_names, &id); | |
2936 | ||
2937 | if (r < 0) { | |
036643a2 LP |
2938 | free(filename); |
2939 | filename = NULL; | |
2940 | ||
2941 | if (r != -ENOENT) | |
e48614c4 | 2942 | return r; |
036643a2 LP |
2943 | |
2944 | /* Empty the symlink names for the next run */ | |
9946996c | 2945 | set_clear_free(symlink_names); |
036643a2 LP |
2946 | continue; |
2947 | } | |
2948 | ||
2949 | break; | |
2950 | } | |
2951 | } | |
034c6ed7 | 2952 | |
e48614c4 | 2953 | if (!filename) |
8f05424d | 2954 | /* Hmm, no suitable file found? */ |
e48614c4 | 2955 | return 0; |
87f0e418 | 2956 | |
23a177ef | 2957 | merged = u; |
9946996c LP |
2958 | r = merge_by_names(&merged, symlink_names, id); |
2959 | if (r < 0) | |
e48614c4 | 2960 | return r; |
87f0e418 | 2961 | |
23a177ef | 2962 | if (merged != u) { |
ac155bb8 | 2963 | u->load_state = UNIT_MERGED; |
e48614c4 | 2964 | return 0; |
034c6ed7 LP |
2965 | } |
2966 | ||
e48614c4 ZJS |
2967 | if (fstat(fileno(f), &st) < 0) |
2968 | return -errno; | |
45fb0699 | 2969 | |
00dc5d76 | 2970 | if (null_or_empty(&st)) |
ac155bb8 | 2971 | u->load_state = UNIT_MASKED; |
00dc5d76 | 2972 | else { |
c2756a68 LP |
2973 | u->load_state = UNIT_LOADED; |
2974 | ||
00dc5d76 | 2975 | /* Now, parse the file contents */ |
e8e581bf ZJS |
2976 | r = config_parse(u->id, filename, f, UNIT_VTABLE(u)->sections, |
2977 | config_item_perf_lookup, | |
db5c0122 | 2978 | (void*) load_fragment_gperf_lookup, false, true, u); |
f975e971 | 2979 | if (r < 0) |
e48614c4 | 2980 | return r; |
00dc5d76 | 2981 | } |
b08d03ff | 2982 | |
ac155bb8 MS |
2983 | free(u->fragment_path); |
2984 | u->fragment_path = filename; | |
0301abf4 | 2985 | filename = NULL; |
87f0e418 | 2986 | |
ac155bb8 | 2987 | u->fragment_mtime = timespec_load(&st.st_mtim); |
45fb0699 | 2988 | |
1b64d026 LP |
2989 | if (u->source_path) { |
2990 | if (stat(u->source_path, &st) >= 0) | |
2991 | u->source_mtime = timespec_load(&st.st_mtim); | |
2992 | else | |
2993 | u->source_mtime = 0; | |
2994 | } | |
2995 | ||
e48614c4 | 2996 | return 0; |
0301abf4 LP |
2997 | } |
2998 | ||
e537352b | 2999 | int unit_load_fragment(Unit *u) { |
23a177ef | 3000 | int r; |
294d81f1 LP |
3001 | Iterator i; |
3002 | const char *t; | |
0301abf4 LP |
3003 | |
3004 | assert(u); | |
ac155bb8 MS |
3005 | assert(u->load_state == UNIT_STUB); |
3006 | assert(u->id); | |
23a177ef | 3007 | |
294d81f1 LP |
3008 | /* First, try to find the unit under its id. We always look |
3009 | * for unit files in the default directories, to make it easy | |
3010 | * to override things by placing things in /etc/systemd/system */ | |
9946996c LP |
3011 | r = load_from_path(u, u->id); |
3012 | if (r < 0) | |
294d81f1 LP |
3013 | return r; |
3014 | ||
3015 | /* Try to find an alias we can load this with */ | |
ac155bb8 MS |
3016 | if (u->load_state == UNIT_STUB) |
3017 | SET_FOREACH(t, u->names, i) { | |
294d81f1 | 3018 | |
ac155bb8 | 3019 | if (t == u->id) |
294d81f1 LP |
3020 | continue; |
3021 | ||
9946996c LP |
3022 | r = load_from_path(u, t); |
3023 | if (r < 0) | |
294d81f1 LP |
3024 | return r; |
3025 | ||
ac155bb8 | 3026 | if (u->load_state != UNIT_STUB) |
294d81f1 LP |
3027 | break; |
3028 | } | |
23a177ef | 3029 | |
294d81f1 | 3030 | /* And now, try looking for it under the suggested (originally linked) path */ |
ac155bb8 | 3031 | if (u->load_state == UNIT_STUB && u->fragment_path) { |
6ccb1b44 | 3032 | |
9946996c LP |
3033 | r = load_from_path(u, u->fragment_path); |
3034 | if (r < 0) | |
23a177ef | 3035 | return r; |
0301abf4 | 3036 | |
ac155bb8 | 3037 | if (u->load_state == UNIT_STUB) { |
6ccb1b44 LP |
3038 | /* Hmm, this didn't work? Then let's get rid |
3039 | * of the fragment path stored for us, so that | |
3040 | * we don't point to an invalid location. */ | |
ac155bb8 MS |
3041 | free(u->fragment_path); |
3042 | u->fragment_path = NULL; | |
6ccb1b44 LP |
3043 | } |
3044 | } | |
3045 | ||
294d81f1 | 3046 | /* Look for a template */ |
ac155bb8 | 3047 | if (u->load_state == UNIT_STUB && u->instance) { |
bc9fd78c | 3048 | _cleanup_free_ char *k; |
294d81f1 | 3049 | |
9946996c LP |
3050 | k = unit_name_template(u->id); |
3051 | if (!k) | |
294d81f1 LP |
3052 | return -ENOMEM; |
3053 | ||
3054 | r = load_from_path(u, k); | |
294d81f1 | 3055 | if (r < 0) |
9e2f7c11 | 3056 | return r; |
890f434c | 3057 | |
ac155bb8 MS |
3058 | if (u->load_state == UNIT_STUB) |
3059 | SET_FOREACH(t, u->names, i) { | |
bc9fd78c | 3060 | _cleanup_free_ char *z = NULL; |
87f0e418 | 3061 | |
ac155bb8 | 3062 | if (t == u->id) |
23a177ef | 3063 | continue; |
071830ff | 3064 | |
bc9fd78c LP |
3065 | z = unit_name_template(t); |
3066 | if (!z) | |
294d81f1 LP |
3067 | return -ENOMEM; |
3068 | ||
bc9fd78c | 3069 | r = load_from_path(u, z); |
294d81f1 | 3070 | if (r < 0) |
23a177ef | 3071 | return r; |
890f434c | 3072 | |
ac155bb8 | 3073 | if (u->load_state != UNIT_STUB) |
23a177ef LP |
3074 | break; |
3075 | } | |
071830ff LP |
3076 | } |
3077 | ||
23a177ef | 3078 | return 0; |
3efd4195 | 3079 | } |
e537352b LP |
3080 | |
3081 | void unit_dump_config_items(FILE *f) { | |
f975e971 LP |
3082 | static const struct { |
3083 | const ConfigParserCallback callback; | |
3084 | const char *rvalue; | |
3085 | } table[] = { | |
eef65bf3 | 3086 | #if !defined(HAVE_SYSV_COMPAT) || !defined(HAVE_SECCOMP) || !defined(HAVE_LIBWRAP) || !defined(HAVE_PAM) || !defined(HAVE_SELINUX) || !defined(HAVE_SMACK) || !defined(HAVE_APPARMOR) |
17df7223 LP |
3087 | { config_parse_warn_compat, "NOTSUPPORTED" }, |
3088 | #endif | |
f975e971 LP |
3089 | { config_parse_int, "INTEGER" }, |
3090 | { config_parse_unsigned, "UNSIGNED" }, | |
5556b5fe LP |
3091 | { config_parse_iec_size, "SIZE" }, |
3092 | { config_parse_iec_off, "SIZE" }, | |
3093 | { config_parse_si_size, "SIZE" }, | |
f975e971 LP |
3094 | { config_parse_bool, "BOOLEAN" }, |
3095 | { config_parse_string, "STRING" }, | |
3096 | { config_parse_path, "PATH" }, | |
3097 | { config_parse_unit_path_printf, "PATH" }, | |
3098 | { config_parse_strv, "STRING [...]" }, | |
3099 | { config_parse_exec_nice, "NICE" }, | |
3100 | { config_parse_exec_oom_score_adjust, "OOMSCOREADJUST" }, | |
3101 | { config_parse_exec_io_class, "IOCLASS" }, | |
3102 | { config_parse_exec_io_priority, "IOPRIORITY" }, | |
3103 | { config_parse_exec_cpu_sched_policy, "CPUSCHEDPOLICY" }, | |
3104 | { config_parse_exec_cpu_sched_prio, "CPUSCHEDPRIO" }, | |
3105 | { config_parse_exec_cpu_affinity, "CPUAFFINITY" }, | |
3106 | { config_parse_mode, "MODE" }, | |
3107 | { config_parse_unit_env_file, "FILE" }, | |
3108 | { config_parse_output, "OUTPUT" }, | |
3109 | { config_parse_input, "INPUT" }, | |
3110 | { config_parse_facility, "FACILITY" }, | |
3111 | { config_parse_level, "LEVEL" }, | |
3112 | { config_parse_exec_capabilities, "CAPABILITIES" }, | |
3113 | { config_parse_exec_secure_bits, "SECUREBITS" }, | |
ec8927ca | 3114 | { config_parse_bounding_set, "BOUNDINGSET" }, |
f975e971 | 3115 | { config_parse_limit, "LIMIT" }, |
f975e971 | 3116 | { config_parse_unit_deps, "UNIT [...]" }, |
f975e971 LP |
3117 | { config_parse_exec, "PATH [ARGUMENT [...]]" }, |
3118 | { config_parse_service_type, "SERVICETYPE" }, | |
3119 | { config_parse_service_restart, "SERVICERESTART" }, | |
3120 | #ifdef HAVE_SYSV_COMPAT | |
3121 | { config_parse_sysv_priority, "SYSVPRIORITY" }, | |
f975e971 LP |
3122 | #endif |
3123 | { config_parse_kill_mode, "KILLMODE" }, | |
3124 | { config_parse_kill_signal, "SIGNAL" }, | |
3125 | { config_parse_socket_listen, "SOCKET [...]" }, | |
3126 | { config_parse_socket_bind, "SOCKETBIND" }, | |
3127 | { config_parse_socket_bindtodevice, "NETWORKINTERFACE" }, | |
7f602784 | 3128 | { config_parse_sec, "SECONDS" }, |
d88a251b | 3129 | { config_parse_nsec, "NANOSECONDS" }, |
f975e971 | 3130 | { config_parse_path_strv, "PATH [...]" }, |
7c8fa05c | 3131 | { config_parse_unit_requires_mounts_for, "PATH [...]" }, |
f975e971 LP |
3132 | { config_parse_exec_mount_flags, "MOUNTFLAG [...]" }, |
3133 | { config_parse_unit_string_printf, "STRING" }, | |
3ecaa09b | 3134 | { config_parse_trigger_unit, "UNIT" }, |
f975e971 | 3135 | { config_parse_timer, "TIMER" }, |
f975e971 | 3136 | { config_parse_path_spec, "PATH" }, |
f975e971 LP |
3137 | { config_parse_notify_access, "ACCESS" }, |
3138 | { config_parse_ip_tos, "TOS" }, | |
3139 | { config_parse_unit_condition_path, "CONDITION" }, | |
3140 | { config_parse_unit_condition_string, "CONDITION" }, | |
3141 | { config_parse_unit_condition_null, "CONDITION" }, | |
a016b922 | 3142 | { config_parse_unit_slice, "SLICE" }, |
7f0386f6 LP |
3143 | { config_parse_documentation, "URL" }, |
3144 | { config_parse_service_timeout, "SECONDS" }, | |
3145 | { config_parse_start_limit_action, "ACTION" }, | |
3146 | { config_parse_set_status, "STATUS" }, | |
3147 | { config_parse_service_sockets, "SOCKETS" }, | |
7f0386f6 | 3148 | { config_parse_environ, "ENVIRON" }, |
c0467cf3 | 3149 | #ifdef HAVE_SECCOMP |
17df7223 | 3150 | { config_parse_syscall_filter, "SYSCALLS" }, |
6a6751fe | 3151 | { config_parse_syscall_archs, "ARCHS" }, |
17df7223 | 3152 | { config_parse_syscall_errno, "ERRNO" }, |
4298d0b5 | 3153 | { config_parse_address_families, "FAMILIES" }, |
c0467cf3 | 3154 | #endif |
7f0386f6 LP |
3155 | { config_parse_cpu_shares, "SHARES" }, |
3156 | { config_parse_memory_limit, "LIMIT" }, | |
3157 | { config_parse_device_allow, "DEVICE" }, | |
3158 | { config_parse_device_policy, "POLICY" }, | |
3159 | { config_parse_blockio_bandwidth, "BANDWIDTH" }, | |
3160 | { config_parse_blockio_weight, "WEIGHT" }, | |
3161 | { config_parse_blockio_device_weight, "DEVICEWEIGHT" }, | |
3162 | { config_parse_long, "LONG" }, | |
3163 | { config_parse_socket_service, "SERVICE" }, | |
6a6751fe LP |
3164 | #ifdef HAVE_SELINUX |
3165 | { config_parse_exec_selinux_context, "LABEL" }, | |
3166 | #endif | |
3167 | { config_parse_job_mode, "MODE" }, | |
3168 | { config_parse_job_mode_isolate, "BOOLEAN" }, | |
4298d0b5 | 3169 | { config_parse_personality, "PERSONALITY" }, |
f975e971 LP |
3170 | }; |
3171 | ||
3172 | const char *prev = NULL; | |
3173 | const char *i; | |
3174 | ||
3175 | assert(f); | |
e537352b | 3176 | |
f975e971 LP |
3177 | NULSTR_FOREACH(i, load_fragment_gperf_nulstr) { |
3178 | const char *rvalue = "OTHER", *lvalue; | |
3179 | unsigned j; | |
3180 | size_t prefix_len; | |
3181 | const char *dot; | |
3182 | const ConfigPerfItem *p; | |
3183 | ||
3184 | assert_se(p = load_fragment_gperf_lookup(i, strlen(i))); | |
3185 | ||
3186 | dot = strchr(i, '.'); | |
3187 | lvalue = dot ? dot + 1 : i; | |
3188 | prefix_len = dot-i; | |
3189 | ||
3190 | if (dot) | |
641906e9 | 3191 | if (!prev || !strneq(prev, i, prefix_len+1)) { |
f975e971 LP |
3192 | if (prev) |
3193 | fputc('\n', f); | |
3194 | ||
3195 | fprintf(f, "[%.*s]\n", (int) prefix_len, i); | |
3196 | } | |
3197 | ||
3198 | for (j = 0; j < ELEMENTSOF(table); j++) | |
3199 | if (p->parse == table[j].callback) { | |
3200 | rvalue = table[j].rvalue; | |
3201 | break; | |
3202 | } | |
3203 | ||
3204 | fprintf(f, "%s=%s\n", lvalue, rvalue); | |
3205 | prev = i; | |
3206 | } | |
e537352b | 3207 | } |