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Commit | Line | Data |
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ca5ad760 YW |
1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
2 | ||
0e96961d | 3 | #include "dhcp-internal.h" |
e7d5fe17 | 4 | #include "dhcp6-internal.h" |
0e96961d | 5 | #include "escape.h" |
2805536b | 6 | #include "in-addr-util.h" |
ca5ad760 YW |
7 | #include "networkd-dhcp-common.h" |
8 | #include "networkd-network.h" | |
9 | #include "parse-util.h" | |
10 | #include "string-table.h" | |
426588bc | 11 | #include "strv.h" |
3175a8c2 | 12 | #include "web-util.h" |
ca5ad760 YW |
13 | |
14 | int config_parse_dhcp( | |
15 | const char* unit, | |
16 | const char *filename, | |
17 | unsigned line, | |
18 | const char *section, | |
19 | unsigned section_line, | |
20 | const char *lvalue, | |
21 | int ltype, | |
22 | const char *rvalue, | |
23 | void *data, | |
24 | void *userdata) { | |
25 | ||
2d792895 | 26 | AddressFamily *dhcp = data, s; |
ca5ad760 YW |
27 | |
28 | assert(filename); | |
29 | assert(lvalue); | |
30 | assert(rvalue); | |
31 | assert(data); | |
32 | ||
33 | /* Note that this is mostly like | |
2d792895 | 34 | * config_parse_address_family(), except that it |
ca5ad760 YW |
35 | * understands some old names for the enum values */ |
36 | ||
2d792895 | 37 | s = address_family_from_string(rvalue); |
ca5ad760 YW |
38 | if (s < 0) { |
39 | ||
40 | /* Previously, we had a slightly different enum here, | |
41 | * support its values for compatibility. */ | |
42 | ||
43 | if (streq(rvalue, "none")) | |
44 | s = ADDRESS_FAMILY_NO; | |
45 | else if (streq(rvalue, "v4")) | |
46 | s = ADDRESS_FAMILY_IPV4; | |
47 | else if (streq(rvalue, "v6")) | |
48 | s = ADDRESS_FAMILY_IPV6; | |
49 | else if (streq(rvalue, "both")) | |
50 | s = ADDRESS_FAMILY_YES; | |
51 | else { | |
52 | log_syntax(unit, LOG_ERR, filename, line, 0, | |
53 | "Failed to parse DHCP option, ignoring: %s", rvalue); | |
54 | return 0; | |
55 | } | |
56 | ||
57 | log_syntax(unit, LOG_WARNING, filename, line, 0, | |
58 | "DHCP=%s is deprecated, please use DHCP=%s instead.", | |
2d792895 | 59 | rvalue, address_family_to_string(s)); |
ca5ad760 YW |
60 | } |
61 | ||
62 | *dhcp = s; | |
63 | return 0; | |
64 | } | |
65 | ||
4f7331a8 YW |
66 | int config_parse_dhcp_use_dns( |
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) { | |
77 | ||
78 | Network *network = data; | |
79 | int r; | |
80 | ||
81 | assert(filename); | |
82 | assert(lvalue); | |
83 | assert(rvalue); | |
84 | assert(data); | |
85 | ||
86 | r = parse_boolean(rvalue); | |
87 | if (r < 0) { | |
88 | log_syntax(unit, LOG_ERR, filename, line, r, | |
89 | "Failed to parse UseDNS=%s, ignoring assignment: %m", rvalue); | |
90 | return 0; | |
91 | } | |
92 | ||
93 | network->dhcp_use_dns = r; | |
94 | network->dhcp6_use_dns = r; | |
95 | ||
96 | return 0; | |
97 | } | |
98 | ||
299d578f SS |
99 | int config_parse_dhcp_use_sip( |
100 | const char* unit, | |
101 | const char *filename, | |
102 | unsigned line, | |
103 | const char *section, | |
104 | unsigned section_line, | |
105 | const char *lvalue, | |
106 | int ltype, | |
107 | const char *rvalue, | |
108 | void *data, | |
109 | void *userdata) { | |
110 | ||
111 | Network *network = data; | |
112 | int r; | |
113 | ||
114 | assert(filename); | |
115 | assert(lvalue); | |
116 | assert(rvalue); | |
117 | assert(data); | |
118 | ||
119 | r = parse_boolean(rvalue); | |
120 | if (r < 0) { | |
121 | log_syntax(unit, LOG_ERR, filename, line, r, | |
122 | "Failed to parse UseSIP=%s, ignoring assignment: %m", rvalue); | |
123 | return 0; | |
124 | } | |
125 | ||
126 | network->dhcp_use_sip = r; | |
127 | ||
128 | return 0; | |
129 | } | |
130 | ||
4f7331a8 YW |
131 | int config_parse_dhcp_use_ntp( |
132 | const char* unit, | |
133 | const char *filename, | |
134 | unsigned line, | |
135 | const char *section, | |
136 | unsigned section_line, | |
137 | const char *lvalue, | |
138 | int ltype, | |
139 | const char *rvalue, | |
140 | void *data, | |
141 | void *userdata) { | |
142 | ||
143 | Network *network = data; | |
144 | int r; | |
145 | ||
146 | assert(filename); | |
147 | assert(lvalue); | |
148 | assert(rvalue); | |
149 | assert(data); | |
150 | ||
151 | r = parse_boolean(rvalue); | |
152 | if (r < 0) { | |
153 | log_syntax(unit, LOG_ERR, filename, line, r, | |
154 | "Failed to parse UseNTP=%s, ignoring assignment: %m", rvalue); | |
155 | return 0; | |
156 | } | |
157 | ||
158 | network->dhcp_use_ntp = r; | |
159 | network->dhcp6_use_ntp = r; | |
160 | ||
161 | return 0; | |
162 | } | |
163 | ||
ca5ad760 YW |
164 | int config_parse_section_route_table( |
165 | const char *unit, | |
166 | const char *filename, | |
167 | unsigned line, | |
168 | const char *section, | |
169 | unsigned section_line, | |
170 | const char *lvalue, | |
171 | int ltype, | |
172 | const char *rvalue, | |
173 | void *data, | |
174 | void *userdata) { | |
175 | ||
176 | Network *network = data; | |
177 | uint32_t rt; | |
178 | int r; | |
179 | ||
180 | assert(filename); | |
181 | assert(lvalue); | |
182 | assert(rvalue); | |
183 | assert(data); | |
184 | ||
185 | r = safe_atou32(rvalue, &rt); | |
186 | if (r < 0) { | |
187 | log_syntax(unit, LOG_ERR, filename, line, r, | |
188 | "Failed to parse RouteTable=%s, ignoring assignment: %m", rvalue); | |
189 | return 0; | |
190 | } | |
191 | ||
426588bc | 192 | if (STRPTR_IN_SET(section, "DHCP", "DHCPv4")) { |
ca5ad760 YW |
193 | network->dhcp_route_table = rt; |
194 | network->dhcp_route_table_set = true; | |
195 | } else { /* section is IPv6AcceptRA */ | |
196 | network->ipv6_accept_ra_route_table = rt; | |
197 | network->ipv6_accept_ra_route_table_set = true; | |
198 | } | |
199 | ||
200 | return 0; | |
201 | } | |
202 | ||
203 | int config_parse_iaid(const char *unit, | |
204 | const char *filename, | |
205 | unsigned line, | |
206 | const char *section, | |
207 | unsigned section_line, | |
208 | const char *lvalue, | |
209 | int ltype, | |
210 | const char *rvalue, | |
211 | void *data, | |
212 | void *userdata) { | |
213 | Network *network = data; | |
214 | uint32_t iaid; | |
215 | int r; | |
216 | ||
217 | assert(filename); | |
218 | assert(lvalue); | |
219 | assert(rvalue); | |
220 | assert(network); | |
221 | ||
222 | r = safe_atou32(rvalue, &iaid); | |
223 | if (r < 0) { | |
224 | log_syntax(unit, LOG_ERR, filename, line, r, | |
225 | "Unable to read IAID, ignoring assignment: %s", rvalue); | |
226 | return 0; | |
227 | } | |
228 | ||
229 | network->iaid = iaid; | |
230 | network->iaid_set = true; | |
231 | ||
232 | return 0; | |
233 | } | |
234 | ||
2805536b SS |
235 | int config_parse_dhcp6_pd_hint( |
236 | const char* unit, | |
237 | const char *filename, | |
238 | unsigned line, | |
239 | const char *section, | |
240 | unsigned section_line, | |
241 | const char *lvalue, | |
242 | int ltype, | |
243 | const char *rvalue, | |
244 | void *data, | |
245 | void *userdata) { | |
246 | ||
247 | Network *network = data; | |
248 | int r; | |
249 | ||
250 | assert(filename); | |
251 | assert(lvalue); | |
252 | assert(rvalue); | |
253 | assert(data); | |
254 | ||
255 | r = in_addr_prefix_from_string(rvalue, AF_INET6, (union in_addr_union *) &network->dhcp6_pd_address, &network->dhcp6_pd_length); | |
256 | if (r < 0) { | |
257 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse PrefixDelegationHint=%s, ignoring assignment", rvalue); | |
258 | return 0; | |
259 | } | |
260 | ||
261 | if (network->dhcp6_pd_length < 1 || network->dhcp6_pd_length > 128) { | |
262 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid prefix length='%d', ignoring assignment", network->dhcp6_pd_length); | |
263 | network->dhcp6_pd_length = 0; | |
264 | return 0; | |
265 | } | |
266 | ||
267 | return 0; | |
268 | } | |
269 | ||
f37f2a6b | 270 | int config_parse_dhcp_user_class( |
3175a8c2 SS |
271 | const char *unit, |
272 | const char *filename, | |
273 | unsigned line, | |
274 | const char *section, | |
275 | unsigned section_line, | |
276 | const char *lvalue, | |
277 | int ltype, | |
278 | const char *rvalue, | |
279 | void *data, | |
280 | void *userdata) { | |
281 | ||
f37f2a6b SS |
282 | char ***l = data; |
283 | int r; | |
284 | ||
285 | assert(l); | |
286 | assert(lvalue); | |
287 | assert(rvalue); | |
288 | ||
289 | if (isempty(rvalue)) { | |
290 | *l = strv_free(*l); | |
291 | return 0; | |
292 | } | |
293 | ||
294 | for (;;) { | |
295 | _cleanup_free_ char *w = NULL; | |
296 | ||
297 | r = extract_first_word(&rvalue, &w, NULL, EXTRACT_CUNESCAPE|EXTRACT_UNQUOTE); | |
298 | if (r == -ENOMEM) | |
299 | return log_oom(); | |
300 | if (r < 0) { | |
301 | log_syntax(unit, LOG_ERR, filename, line, r, | |
302 | "Failed to split user classes option, ignoring: %s", rvalue); | |
303 | break; | |
304 | } | |
305 | if (r == 0) | |
306 | break; | |
307 | ||
308 | if (ltype == AF_INET) { | |
309 | if (strlen(w) > UINT8_MAX) { | |
310 | log_syntax(unit, LOG_ERR, filename, line, 0, | |
311 | "%s length is not in the range 1-255, ignoring.", w); | |
312 | continue; | |
313 | } | |
314 | } else { | |
315 | if (strlen(w) > UINT16_MAX) { | |
316 | log_syntax(unit, LOG_ERR, filename, line, 0, | |
317 | "%s length is not in the range 1-65535, ignoring.", w); | |
318 | continue; | |
319 | } | |
320 | } | |
321 | ||
322 | r = strv_push(l, w); | |
323 | if (r < 0) | |
324 | return log_oom(); | |
325 | ||
326 | w = NULL; | |
327 | } | |
328 | ||
329 | return 0; | |
330 | } | |
331 | ||
ed0d1b2e SS |
332 | int config_parse_dhcp_vendor_class( |
333 | const char *unit, | |
334 | const char *filename, | |
335 | unsigned line, | |
336 | const char *section, | |
337 | unsigned section_line, | |
338 | const char *lvalue, | |
339 | int ltype, | |
340 | const char *rvalue, | |
341 | void *data, | |
342 | void *userdata) { | |
343 | char ***l = data; | |
344 | int r; | |
345 | ||
346 | assert(l); | |
347 | assert(lvalue); | |
348 | assert(rvalue); | |
349 | ||
350 | if (isempty(rvalue)) { | |
351 | *l = strv_free(*l); | |
352 | return 0; | |
353 | } | |
354 | ||
355 | for (;;) { | |
356 | _cleanup_free_ char *w = NULL; | |
357 | ||
358 | r = extract_first_word(&rvalue, &w, NULL, EXTRACT_CUNESCAPE|EXTRACT_UNQUOTE); | |
359 | if (r == -ENOMEM) | |
360 | return log_oom(); | |
361 | if (r < 0) { | |
362 | log_syntax(unit, LOG_ERR, filename, line, r, | |
363 | "Failed to split vendor classes option, ignoring: %s", rvalue); | |
364 | break; | |
365 | } | |
366 | if (r == 0) | |
367 | break; | |
368 | ||
369 | if (strlen(w) > UINT8_MAX) { | |
370 | log_syntax(unit, LOG_ERR, filename, line, 0, | |
371 | "%s length is not in the range 1-255, ignoring.", w); | |
372 | continue; | |
373 | } | |
374 | ||
375 | r = strv_push(l, w); | |
376 | if (r < 0) | |
377 | return log_oom(); | |
378 | ||
379 | w = NULL; | |
380 | } | |
381 | ||
382 | return 0; | |
383 | } | |
384 | ||
f37f2a6b SS |
385 | int config_parse_dhcp6_mud_url( |
386 | const char *unit, | |
387 | const char *filename, | |
388 | unsigned line, | |
389 | const char *section, | |
390 | unsigned section_line, | |
391 | const char *lvalue, | |
392 | int ltype, | |
393 | const char *rvalue, | |
394 | void *data, | |
395 | void *userdata) { | |
3175a8c2 SS |
396 | _cleanup_free_ char *unescaped = NULL; |
397 | Network *network = data; | |
398 | int r; | |
399 | ||
400 | assert(filename); | |
401 | assert(lvalue); | |
402 | assert(rvalue); | |
403 | ||
404 | if (isempty(rvalue)) { | |
405 | network->dhcp6_mudurl = mfree(network->dhcp6_mudurl); | |
406 | return 0; | |
407 | } | |
408 | ||
409 | r = cunescape(rvalue, 0, &unescaped); | |
410 | if (r < 0) { | |
411 | log_syntax(unit, LOG_ERR, filename, line, r, | |
412 | "Failed to Failed to unescape MUD URL, ignoring: %s", rvalue); | |
413 | return 0; | |
414 | } | |
415 | ||
ffed0205 | 416 | if (!http_url_is_valid(unescaped) || strlen(unescaped) > UINT8_MAX) { |
3175a8c2 SS |
417 | log_syntax(unit, LOG_ERR, filename, line, 0, |
418 | "Failed to parse MUD URL '%s', ignoring: %m", rvalue); | |
419 | ||
420 | return 0; | |
421 | } | |
422 | ||
423 | return free_and_replace(network->dhcp6_mudurl, unescaped); | |
424 | } | |
425 | ||
0e96961d YW |
426 | int config_parse_dhcp_send_option( |
427 | const char *unit, | |
428 | const char *filename, | |
429 | unsigned line, | |
430 | const char *section, | |
431 | unsigned section_line, | |
432 | const char *lvalue, | |
433 | int ltype, | |
434 | const char *rvalue, | |
435 | void *data, | |
436 | void *userdata) { | |
437 | ||
e7d5fe17 AD |
438 | _cleanup_(sd_dhcp_option_unrefp) sd_dhcp_option *opt4 = NULL, *old4 = NULL; |
439 | _cleanup_(sd_dhcp6_option_unrefp) sd_dhcp6_option *opt6 = NULL, *old6 = NULL; | |
0e96961d | 440 | _cleanup_free_ char *word = NULL, *q = NULL; |
83b56c70 | 441 | OrderedHashmap **options = data; |
0e96961d YW |
442 | union in_addr_union addr; |
443 | DHCPOptionDataType type; | |
e7d5fe17 AD |
444 | uint8_t u8, uint8_data; |
445 | uint16_t u16, uint16_data; | |
0e96961d YW |
446 | uint32_t uint32_data; |
447 | const void *udata; | |
448 | const char *p; | |
449 | ssize_t sz; | |
450 | int r; | |
451 | ||
452 | assert(filename); | |
453 | assert(lvalue); | |
454 | assert(rvalue); | |
455 | assert(data); | |
456 | ||
457 | if (isempty(rvalue)) { | |
458 | *options = ordered_hashmap_free(*options); | |
459 | return 0; | |
460 | } | |
461 | ||
462 | p = rvalue; | |
463 | r = extract_first_word(&p, &word, ":", 0); | |
464 | if (r == -ENOMEM) | |
465 | return log_oom(); | |
466 | if (r <= 0) { | |
467 | log_syntax(unit, LOG_ERR, filename, line, r, | |
468 | "Invalid DHCP option, ignoring assignment: %s", rvalue); | |
469 | return 0; | |
470 | } | |
471 | ||
e7d5fe17 AD |
472 | if (ltype == AF_INET6) { |
473 | r = safe_atou16(word, &u16); | |
474 | if (r < 0) { | |
475 | log_syntax(unit, LOG_ERR, filename, line, r, | |
476 | "Invalid DHCP option, ignoring assignment: %s", rvalue); | |
477 | return 0; | |
478 | } | |
f37f2a6b | 479 | if (u16 < 1 || u16 >= UINT16_MAX) { |
e7d5fe17 AD |
480 | log_syntax(unit, LOG_ERR, filename, line, 0, |
481 | "Invalid DHCP option, valid range is 1-65535, ignoring assignment: %s", rvalue); | |
482 | return 0; | |
483 | } | |
484 | } else { | |
485 | r = safe_atou8(word, &u8); | |
486 | if (r < 0) { | |
487 | log_syntax(unit, LOG_ERR, filename, line, r, | |
488 | "Invalid DHCP option, ignoring assignment: %s", rvalue); | |
489 | return 0; | |
490 | } | |
ffed0205 | 491 | if (u8 < 1 || u8 >= UINT8_MAX) { |
e7d5fe17 AD |
492 | log_syntax(unit, LOG_ERR, filename, line, 0, |
493 | "Invalid DHCP option, valid range is 1-254, ignoring assignment: %s", rvalue); | |
494 | return 0; | |
495 | } | |
0e96961d YW |
496 | } |
497 | ||
3db7d5d2 | 498 | word = mfree(word); |
0e96961d YW |
499 | r = extract_first_word(&p, &word, ":", 0); |
500 | if (r == -ENOMEM) | |
501 | return log_oom(); | |
1eb73422 | 502 | if (r <= 0 || isempty(p)) { |
0e96961d YW |
503 | log_syntax(unit, LOG_ERR, filename, line, r, |
504 | "Invalid DHCP option, ignoring assignment: %s", rvalue); | |
505 | return 0; | |
506 | } | |
507 | ||
508 | type = dhcp_option_data_type_from_string(word); | |
509 | if (type < 0) { | |
510 | log_syntax(unit, LOG_ERR, filename, line, 0, | |
511 | "Invalid DHCP option data type, ignoring assignment: %s", p); | |
512 | return 0; | |
513 | } | |
514 | ||
515 | switch(type) { | |
516 | case DHCP_OPTION_DATA_UINT8:{ | |
517 | r = safe_atou8(p, &uint8_data); | |
518 | if (r < 0) { | |
519 | log_syntax(unit, LOG_ERR, filename, line, r, | |
e7d5fe17 | 520 | "Failed to parse DHCP uint8 data, ignoring assignment: %s", p); |
0e96961d YW |
521 | return 0; |
522 | } | |
523 | ||
524 | udata = &uint8_data; | |
525 | sz = sizeof(uint8_t); | |
526 | break; | |
527 | } | |
528 | case DHCP_OPTION_DATA_UINT16:{ | |
529 | r = safe_atou16(p, &uint16_data); | |
530 | if (r < 0) { | |
531 | log_syntax(unit, LOG_ERR, filename, line, r, | |
e7d5fe17 | 532 | "Failed to parse DHCP uint16 data, ignoring assignment: %s", p); |
0e96961d YW |
533 | return 0; |
534 | } | |
535 | ||
536 | udata = &uint16_data; | |
537 | sz = sizeof(uint16_t); | |
538 | break; | |
539 | } | |
540 | case DHCP_OPTION_DATA_UINT32: { | |
541 | r = safe_atou32(p, &uint32_data); | |
542 | if (r < 0) { | |
543 | log_syntax(unit, LOG_ERR, filename, line, r, | |
e7d5fe17 | 544 | "Failed to parse DHCP uint32 data, ignoring assignment: %s", p); |
0e96961d YW |
545 | return 0; |
546 | } | |
547 | ||
548 | udata = &uint32_data; | |
549 | sz = sizeof(uint32_t); | |
550 | ||
551 | break; | |
552 | } | |
553 | case DHCP_OPTION_DATA_IPV4ADDRESS: { | |
554 | r = in_addr_from_string(AF_INET, p, &addr); | |
555 | if (r < 0) { | |
556 | log_syntax(unit, LOG_ERR, filename, line, r, | |
e7d5fe17 | 557 | "Failed to parse DHCP ipv4address data, ignoring assignment: %s", p); |
0e96961d YW |
558 | return 0; |
559 | } | |
560 | ||
561 | udata = &addr.in; | |
562 | sz = sizeof(addr.in.s_addr); | |
563 | break; | |
564 | } | |
e7d5fe17 AD |
565 | case DHCP_OPTION_DATA_IPV6ADDRESS: { |
566 | r = in_addr_from_string(AF_INET6, p, &addr); | |
567 | if (r < 0) { | |
568 | log_syntax(unit, LOG_ERR, filename, line, r, | |
569 | "Failed to parse DHCP ipv6address data, ignoring assignment: %s", p); | |
570 | return 0; | |
571 | } | |
572 | ||
573 | udata = &addr.in6; | |
574 | sz = sizeof(addr.in6.s6_addr); | |
575 | break; | |
576 | } | |
0e96961d | 577 | case DHCP_OPTION_DATA_STRING: |
732e3a61 | 578 | sz = cunescape(p, UNESCAPE_ACCEPT_NUL, &q); |
0e96961d YW |
579 | if (sz < 0) { |
580 | log_syntax(unit, LOG_ERR, filename, line, sz, | |
e7d5fe17 | 581 | "Failed to decode DHCP option data, ignoring assignment: %s", p); |
0e96961d YW |
582 | } |
583 | ||
584 | udata = q; | |
585 | break; | |
586 | default: | |
587 | return -EINVAL; | |
588 | } | |
589 | ||
e7d5fe17 AD |
590 | if (ltype == AF_INET6) { |
591 | r = sd_dhcp6_option_new(u16, udata, sz, &opt6); | |
592 | if (r < 0) { | |
593 | log_syntax(unit, LOG_ERR, filename, line, r, | |
594 | "Failed to store DHCP option '%s', ignoring assignment: %m", rvalue); | |
595 | return 0; | |
596 | } | |
0e96961d | 597 | |
e7d5fe17 AD |
598 | r = ordered_hashmap_ensure_allocated(options, &dhcp6_option_hash_ops); |
599 | if (r < 0) | |
600 | return log_oom(); | |
0e96961d | 601 | |
e7d5fe17 AD |
602 | /* Overwrite existing option */ |
603 | old6 = ordered_hashmap_get(*options, UINT_TO_PTR(u16)); | |
604 | r = ordered_hashmap_replace(*options, UINT_TO_PTR(u16), opt6); | |
605 | if (r < 0) { | |
606 | log_syntax(unit, LOG_ERR, filename, line, r, | |
607 | "Failed to store DHCP option '%s', ignoring assignment: %m", rvalue); | |
608 | return 0; | |
609 | } | |
610 | TAKE_PTR(opt6); | |
611 | } else { | |
612 | r = sd_dhcp_option_new(u8, udata, sz, &opt4); | |
613 | if (r < 0) { | |
614 | log_syntax(unit, LOG_ERR, filename, line, r, | |
615 | "Failed to store DHCP option '%s', ignoring assignment: %m", rvalue); | |
616 | return 0; | |
617 | } | |
0e96961d | 618 | |
e7d5fe17 AD |
619 | r = ordered_hashmap_ensure_allocated(options, &dhcp_option_hash_ops); |
620 | if (r < 0) | |
621 | return log_oom(); | |
622 | ||
623 | /* Overwrite existing option */ | |
624 | old4 = ordered_hashmap_get(*options, UINT_TO_PTR(u8)); | |
625 | r = ordered_hashmap_replace(*options, UINT_TO_PTR(u8), opt4); | |
626 | if (r < 0) { | |
627 | log_syntax(unit, LOG_ERR, filename, line, r, | |
628 | "Failed to store DHCP option '%s', ignoring assignment: %m", rvalue); | |
629 | return 0; | |
630 | } | |
631 | TAKE_PTR(opt4); | |
632 | } | |
0e96961d YW |
633 | return 0; |
634 | } | |
635 | ||
35f6a5cb SS |
636 | int config_parse_dhcp_request_options( |
637 | const char *unit, | |
638 | const char *filename, | |
639 | unsigned line, | |
640 | const char *section, | |
641 | unsigned section_line, | |
642 | const char *lvalue, | |
643 | int ltype, | |
644 | const char *rvalue, | |
645 | void *data, | |
646 | void *userdata) { | |
647 | ||
648 | Network *network = data; | |
649 | const char *p; | |
650 | int r; | |
651 | ||
652 | assert(filename); | |
653 | assert(lvalue); | |
654 | assert(rvalue); | |
655 | assert(data); | |
656 | ||
657 | if (isempty(rvalue)) { | |
658 | if (ltype == AF_INET) | |
659 | network->dhcp_request_options = set_free(network->dhcp_request_options); | |
660 | else | |
661 | network->dhcp6_request_options = set_free(network->dhcp6_request_options); | |
662 | ||
663 | return 0; | |
664 | } | |
665 | ||
666 | for (p = rvalue;;) { | |
667 | _cleanup_free_ char *n = NULL; | |
668 | uint32_t i; | |
669 | ||
670 | r = extract_first_word(&p, &n, NULL, 0); | |
671 | if (r < 0) { | |
672 | log_syntax(unit, LOG_ERR, filename, line, r, | |
673 | "Failed to parse DHCP request option, ignoring assignment: %s", | |
674 | rvalue); | |
675 | return 0; | |
676 | } | |
677 | if (r == 0) | |
678 | return 0; | |
679 | ||
680 | r = safe_atou32(n, &i); | |
681 | if (r < 0) { | |
682 | log_syntax(unit, LOG_ERR, filename, line, r, | |
683 | "DHCP request option is invalid, ignoring assignment: %s", n); | |
684 | continue; | |
685 | } | |
686 | ||
ffed0205 | 687 | if (i < 1 || i >= UINT8_MAX) { |
35f6a5cb SS |
688 | log_syntax(unit, LOG_ERR, filename, line, r, |
689 | "DHCP request option is invalid, valid range is 1-254, ignoring assignment: %s", n); | |
690 | continue; | |
691 | } | |
692 | ||
693 | if (ltype == AF_INET) | |
694 | r = set_ensure_allocated(&network->dhcp_request_options, NULL); | |
695 | else | |
696 | r = set_ensure_allocated(&network->dhcp6_request_options, NULL); | |
697 | if (r < 0) | |
698 | return log_oom(); | |
699 | ||
700 | if (ltype == AF_INET) | |
701 | r = set_put(network->dhcp_request_options, UINT32_TO_PTR(i)); | |
702 | else | |
703 | r = set_put(network->dhcp6_request_options, UINT32_TO_PTR(i)); | |
704 | if (r < 0) | |
705 | log_syntax(unit, LOG_ERR, filename, line, r, | |
706 | "Failed to store DHCP request option '%s', ignoring assignment: %m", n); | |
707 | } | |
708 | ||
709 | return 0; | |
710 | } | |
711 | ||
ca5ad760 YW |
712 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, |
713 | "Failed to parse DHCP use domains setting"); | |
714 | ||
715 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
716 | [DHCP_USE_DOMAINS_NO] = "no", | |
717 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
718 | [DHCP_USE_DOMAINS_YES] = "yes", | |
719 | }; | |
720 | ||
721 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
2e5580a8 YW |
722 | |
723 | static const char * const dhcp_option_data_type_table[_DHCP_OPTION_DATA_MAX] = { | |
724 | [DHCP_OPTION_DATA_UINT8] = "uint8", | |
725 | [DHCP_OPTION_DATA_UINT16] = "uint16", | |
726 | [DHCP_OPTION_DATA_UINT32] = "uint32", | |
727 | [DHCP_OPTION_DATA_STRING] = "string", | |
728 | [DHCP_OPTION_DATA_IPV4ADDRESS] = "ipv4address", | |
e7d5fe17 | 729 | [DHCP_OPTION_DATA_IPV6ADDRESS] = "ipv6address", |
2e5580a8 YW |
730 | }; |
731 | ||
732 | DEFINE_STRING_TABLE_LOOKUP(dhcp_option_data_type, DHCPOptionDataType); |