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f579559b TG |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2013 Tom Gundersen <teg@jklm.no> | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
69a93e7d | 22 | #include <ctype.h> |
987efa17 | 23 | #include <net/if.h> |
69a93e7d | 24 | |
f579559b TG |
25 | #include "conf-files.h" |
26 | #include "conf-parser.h" | |
477e73b5 | 27 | #include "util.h" |
5a8bcb67 LP |
28 | #include "networkd.h" |
29 | #include "networkd-netdev.h" | |
30 | #include "networkd-link.h" | |
31 | #include "network-internal.h" | |
f579559b TG |
32 | |
33 | static int network_load_one(Manager *manager, const char *filename) { | |
34 | _cleanup_network_free_ Network *network = NULL; | |
35 | _cleanup_fclose_ FILE *file = NULL; | |
dbffab87 | 36 | char *d; |
b3070dc0 TG |
37 | Route *route; |
38 | Address *address; | |
f579559b TG |
39 | int r; |
40 | ||
bf1bc670 TA |
41 | assert(manager); |
42 | assert(filename); | |
43 | ||
f579559b TG |
44 | file = fopen(filename, "re"); |
45 | if (!file) { | |
46 | if (errno == ENOENT) | |
47 | return 0; | |
48 | else | |
ecb08ec6 | 49 | return -errno; |
f579559b TG |
50 | } |
51 | ||
ed88bcfb ZJS |
52 | if (null_or_empty_fd(fileno(file))) { |
53 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
54 | return 0; |
55 | } | |
56 | ||
f579559b TG |
57 | network = new0(Network, 1); |
58 | if (!network) | |
59 | return log_oom(); | |
60 | ||
5a3eb5a7 TG |
61 | network->manager = manager; |
62 | ||
f048a16b TG |
63 | LIST_HEAD_INIT(network->static_addresses); |
64 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 65 | LIST_HEAD_INIT(network->static_fdb_entries); |
f579559b | 66 | |
d5099efc | 67 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 68 | if (!network->stacked_netdevs) |
326cb406 SS |
69 | return log_oom(); |
70 | ||
d5099efc | 71 | network->addresses_by_section = hashmap_new(NULL); |
6ae115c1 TG |
72 | if (!network->addresses_by_section) |
73 | return log_oom(); | |
74 | ||
d5099efc | 75 | network->routes_by_section = hashmap_new(NULL); |
6ae115c1 TG |
76 | if (!network->routes_by_section) |
77 | return log_oom(); | |
78 | ||
b98b483b AR |
79 | network->fdb_entries_by_section = hashmap_new(NULL); |
80 | if (!network->fdb_entries_by_section) | |
81 | return log_oom(); | |
82 | ||
6ae115c1 TG |
83 | network->filename = strdup(filename); |
84 | if (!network->filename) | |
85 | return log_oom(); | |
86 | ||
dbffab87 TG |
87 | network->name = strdup(basename(filename)); |
88 | if (!network->name) | |
89 | return log_oom(); | |
90 | ||
91 | d = strrchr(network->name, '.'); | |
92 | if (!d) | |
93 | return -EINVAL; | |
94 | ||
95 | assert(streq(d, ".network")); | |
96 | ||
97 | *d = '\0'; | |
98 | ||
cb9fc36a | 99 | network->dhcp = ADDRESS_FAMILY_NO; |
bcb7a07e | 100 | network->dhcp_ntp = true; |
5be4d38e | 101 | network->dhcp_dns = true; |
1346b1f0 | 102 | network->dhcp_hostname = true; |
e1ea665e | 103 | network->dhcp_routes = true; |
4cc7a82c | 104 | network->dhcp_sendhost = true; |
84b5b79a | 105 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
3e43b2cd | 106 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
5be4d38e | 107 | |
bd8f6538 TG |
108 | network->llmnr = LLMNR_SUPPORT_YES; |
109 | ||
d0d6a4cd TG |
110 | network->link_local = ADDRESS_FAMILY_IPV6; |
111 | ||
e9f3d2d5 | 112 | r = config_parse(NULL, filename, file, |
c106cc36 TG |
113 | "Match\0" |
114 | "Link\0" | |
115 | "Network\0" | |
116 | "Address\0" | |
117 | "Route\0" | |
118 | "DHCP\0" | |
119 | "DHCPv4\0" | |
b98b483b AR |
120 | "Bridge\0" |
121 | "BridgeFDB\0", | |
e9f3d2d5 | 122 | config_item_perf_lookup, network_network_gperf_lookup, |
36f822c4 ZJS |
123 | false, false, true, network); |
124 | if (r < 0) | |
f579559b | 125 | return r; |
f579559b | 126 | |
5a8bcb67 LP |
127 | /* IPMasquerade=yes implies IPForward=yes */ |
128 | if (network->ip_masquerade) | |
769d324c | 129 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 130 | |
f579559b | 131 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 132 | |
dbffab87 TG |
133 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
134 | if (r < 0) | |
135 | return r; | |
136 | ||
137 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
138 | if (r < 0) | |
139 | return r; | |
140 | ||
3d3d4255 | 141 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
142 | if (!route->family) { |
143 | log_warning("Route section without Gateway field configured in %s. " | |
144 | "Ignoring", filename); | |
145 | return 0; | |
146 | } | |
b3070dc0 TG |
147 | } |
148 | ||
3d3d4255 | 149 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
150 | if (!address->family) { |
151 | log_warning("Address section without Address field configured in %s. " | |
152 | "Ignoring", filename); | |
153 | return 0; | |
154 | } | |
155 | } | |
156 | ||
f579559b TG |
157 | network = NULL; |
158 | ||
159 | return 0; | |
160 | } | |
161 | ||
162 | int network_load(Manager *manager) { | |
163 | Network *network; | |
477e73b5 ZJS |
164 | _cleanup_strv_free_ char **files = NULL; |
165 | char **f; | |
f579559b TG |
166 | int r; |
167 | ||
168 | assert(manager); | |
169 | ||
170 | while ((network = manager->networks)) | |
171 | network_free(network); | |
172 | ||
2ad8416d | 173 | r = conf_files_list_strv(&files, ".network", NULL, network_dirs); |
f647962d MS |
174 | if (r < 0) |
175 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
176 | |
177 | STRV_FOREACH_BACKWARDS(f, files) { | |
178 | r = network_load_one(manager, *f); | |
179 | if (r < 0) | |
180 | return r; | |
181 | } | |
182 | ||
f579559b TG |
183 | return 0; |
184 | } | |
185 | ||
f579559b | 186 | void network_free(Network *network) { |
47e2dc31 | 187 | NetDev *netdev; |
f579559b TG |
188 | Route *route; |
189 | Address *address; | |
b98b483b | 190 | FdbEntry *fdb_entry; |
06f021a8 | 191 | Iterator i; |
f579559b TG |
192 | |
193 | if (!network) | |
194 | return; | |
195 | ||
196 | free(network->filename); | |
197 | ||
198 | free(network->match_mac); | |
5256e00e TG |
199 | strv_free(network->match_path); |
200 | strv_free(network->match_driver); | |
201 | strv_free(network->match_type); | |
202 | strv_free(network->match_name); | |
f579559b TG |
203 | |
204 | free(network->description); | |
edb85f0d | 205 | free(network->dhcp_vendor_class_identifier); |
f579559b | 206 | |
c106cc36 TG |
207 | free(network->mac); |
208 | ||
b0e39c82 TG |
209 | strv_free(network->ntp); |
210 | strv_free(network->dns); | |
486d1a81 | 211 | strv_free(network->domains); |
0d4ad91d | 212 | strv_free(network->bind_carrier); |
3bef724f | 213 | |
47e2dc31 TG |
214 | netdev_unref(network->bridge); |
215 | ||
216 | netdev_unref(network->bond); | |
217 | ||
2c36be2f TG |
218 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
219 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 220 | netdev_unref(netdev); |
2c36be2f | 221 | } |
6a0a2f86 | 222 | hashmap_free(network->stacked_netdevs); |
326cb406 | 223 | |
f048a16b | 224 | while ((route = network->static_routes)) |
f579559b TG |
225 | route_free(route); |
226 | ||
f048a16b | 227 | while ((address = network->static_addresses)) |
f579559b TG |
228 | address_free(address); |
229 | ||
b98b483b AR |
230 | while ((fdb_entry = network->static_fdb_entries)) |
231 | fdb_entry_free(fdb_entry); | |
232 | ||
6ae115c1 TG |
233 | hashmap_free(network->addresses_by_section); |
234 | hashmap_free(network->routes_by_section); | |
b98b483b | 235 | hashmap_free(network->fdb_entries_by_section); |
6ae115c1 | 236 | |
dbffab87 TG |
237 | if (network->manager) { |
238 | if (network->manager->networks) | |
239 | LIST_REMOVE(networks, network->manager->networks, network); | |
240 | ||
241 | if (network->manager->networks_by_name) | |
242 | hashmap_remove(network->manager->networks_by_name, network->name); | |
243 | } | |
244 | ||
245 | free(network->name); | |
f579559b | 246 | |
79e16ce3 LP |
247 | condition_free_list(network->match_host); |
248 | condition_free_list(network->match_virt); | |
249 | condition_free_list(network->match_kernel); | |
250 | condition_free_list(network->match_arch); | |
251 | ||
f579559b TG |
252 | free(network); |
253 | } | |
254 | ||
dbffab87 TG |
255 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
256 | Network *network; | |
257 | ||
258 | assert(manager); | |
259 | assert(name); | |
260 | assert(ret); | |
261 | ||
262 | network = hashmap_get(manager->networks_by_name, name); | |
263 | if (!network) | |
264 | return -ENOENT; | |
265 | ||
266 | *ret = network; | |
267 | ||
268 | return 0; | |
269 | } | |
270 | ||
505f8da7 TG |
271 | int network_get(Manager *manager, struct udev_device *device, |
272 | const char *ifname, const struct ether_addr *address, | |
273 | Network **ret) { | |
f579559b | 274 | Network *network; |
af3aa302 TG |
275 | struct udev_device *parent; |
276 | const char *path, *parent_driver, *driver, *devtype; | |
f579559b TG |
277 | |
278 | assert(manager); | |
f579559b | 279 | assert(ret); |
af3aa302 TG |
280 | assert(device); |
281 | ||
282 | path = udev_device_get_property_value(device, "ID_PATH"); | |
283 | ||
284 | parent = udev_device_get_parent(device); | |
285 | if (parent) | |
286 | parent_driver = udev_device_get_driver(parent); | |
287 | else | |
288 | parent_driver = NULL; | |
289 | ||
290 | driver = udev_device_get_property_value(device, "ID_NET_DRIVER"); | |
291 | ||
292 | devtype = udev_device_get_devtype(device); | |
f579559b | 293 | |
f579559b TG |
294 | LIST_FOREACH(networks, network, manager->networks) { |
295 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
296 | network->match_driver, network->match_type, |
297 | network->match_name, network->match_host, | |
298 | network->match_virt, network->match_kernel, | |
299 | network->match_arch, | |
af3aa302 TG |
300 | address, path, parent_driver, driver, |
301 | devtype, ifname)) { | |
32bc8adc | 302 | if (network->match_name) { |
ca6038b8 TG |
303 | const char *attr; |
304 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
305 | ||
32bc8adc | 306 | attr = udev_device_get_sysattr_value(device, "name_assign_type"); |
285760fe | 307 | if (attr) |
dc751688 | 308 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
309 | |
310 | if (name_assign_type == NET_NAME_ENUM) | |
ca6038b8 | 311 | log_warning("%-*s: found matching network '%s', based on potentially unpredictable ifname", |
32bc8adc TG |
312 | IFNAMSIZ, ifname, network->filename); |
313 | else | |
314 | log_debug("%-*s: found matching network '%s'", IFNAMSIZ, ifname, network->filename); | |
315 | } else | |
316 | log_debug("%-*s: found matching network '%s'", IFNAMSIZ, ifname, network->filename); | |
317 | ||
f579559b TG |
318 | *ret = network; |
319 | return 0; | |
320 | } | |
321 | } | |
322 | ||
323 | *ret = NULL; | |
324 | ||
325 | return -ENOENT; | |
326 | } | |
327 | ||
328 | int network_apply(Manager *manager, Network *network, Link *link) { | |
f579559b TG |
329 | int r; |
330 | ||
f579559b TG |
331 | link->network = network; |
332 | ||
bfa695b5 TG |
333 | if (network->ipv4ll_route) { |
334 | Route *route; | |
335 | ||
336 | r = route_new_static(network, 0, &route); | |
337 | if (r < 0) | |
338 | return r; | |
339 | ||
340 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst_addr.in); | |
341 | if (r == 0) | |
342 | return -EINVAL; | |
343 | if (r < 0) | |
344 | return -errno; | |
345 | ||
346 | route->family = AF_INET; | |
347 | route->dst_prefixlen = 16; | |
348 | route->scope = RT_SCOPE_LINK; | |
349 | route->metrics = IPV4LL_ROUTE_METRIC; | |
350 | route->protocol = RTPROT_STATIC; | |
351 | } | |
352 | ||
bcb7a07e | 353 | if (network->dns || network->ntp) { |
091a364c | 354 | r = link_save(link); |
3bef724f TG |
355 | if (r < 0) |
356 | return r; | |
357 | } | |
358 | ||
f579559b TG |
359 | return 0; |
360 | } | |
02b59d57 | 361 | |
69a93e7d | 362 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
363 | const char *filename, |
364 | unsigned line, | |
365 | const char *section, | |
366 | unsigned section_line, | |
367 | const char *lvalue, | |
368 | int ltype, | |
369 | const char *rvalue, | |
370 | void *data, | |
371 | void *userdata) { | |
372 | Network *network = userdata; | |
31d0ac36 TG |
373 | _cleanup_free_ char *kind_string = NULL; |
374 | char *p; | |
1a436809 | 375 | NetDev *netdev; |
69a93e7d | 376 | NetDevKind kind; |
02b59d57 TG |
377 | int r; |
378 | ||
379 | assert(filename); | |
380 | assert(lvalue); | |
381 | assert(rvalue); | |
382 | assert(data); | |
383 | ||
69a93e7d TG |
384 | kind_string = strdup(lvalue); |
385 | if (!kind_string) | |
386 | return log_oom(); | |
52433f6b | 387 | |
69a93e7d TG |
388 | /* the keys are CamelCase versions of the kind */ |
389 | for (p = kind_string; *p; p++) | |
390 | *p = tolower(*p); | |
52433f6b | 391 | |
69a93e7d TG |
392 | kind = netdev_kind_from_string(kind_string); |
393 | if (kind == _NETDEV_KIND_INVALID) { | |
52433f6b | 394 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
69a93e7d | 395 | "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
396 | return 0; |
397 | } | |
398 | ||
54abf461 TG |
399 | r = netdev_get(network->manager, rvalue, &netdev); |
400 | if (r < 0) { | |
401 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
69a93e7d | 402 | "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
403 | return 0; |
404 | } | |
405 | ||
69a93e7d | 406 | if (netdev->kind != kind) { |
54abf461 | 407 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
69a93e7d | 408 | "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
409 | return 0; |
410 | } | |
411 | ||
69a93e7d TG |
412 | switch (kind) { |
413 | case NETDEV_KIND_BRIDGE: | |
414 | network->bridge = netdev; | |
54abf461 | 415 | |
69a93e7d TG |
416 | break; |
417 | case NETDEV_KIND_BOND: | |
418 | network->bond = netdev; | |
fe6b2d55 | 419 | |
69a93e7d TG |
420 | break; |
421 | case NETDEV_KIND_VLAN: | |
69a93e7d | 422 | case NETDEV_KIND_MACVLAN: |
c4a5ddc9 | 423 | case NETDEV_KIND_IPVLAN: |
326cb406 | 424 | case NETDEV_KIND_VXLAN: |
6a0a2f86 | 425 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 SS |
426 | if (r < 0) { |
427 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
6a7a4e4d LP |
428 | "Can not add VLAN '%s' to network: %m", |
429 | rvalue); | |
326cb406 SS |
430 | return 0; |
431 | } | |
432 | ||
69a93e7d TG |
433 | break; |
434 | default: | |
435 | assert_not_reached("Can not parse NetDev"); | |
fe6b2d55 TG |
436 | } |
437 | ||
47e2dc31 TG |
438 | netdev_ref(netdev); |
439 | ||
fe6b2d55 TG |
440 | return 0; |
441 | } | |
7951dea2 | 442 | |
6192b846 TG |
443 | int config_parse_domains(const char *unit, |
444 | const char *filename, | |
445 | unsigned line, | |
446 | const char *section, | |
447 | unsigned section_line, | |
448 | const char *lvalue, | |
449 | int ltype, | |
450 | const char *rvalue, | |
451 | void *data, | |
452 | void *userdata) { | |
67272d15 | 453 | Network *network = userdata; |
6192b846 TG |
454 | char ***domains = data; |
455 | char **domain; | |
456 | int r; | |
457 | ||
458 | r = config_parse_strv(unit, filename, line, section, section_line, | |
459 | lvalue, ltype, rvalue, domains, userdata); | |
460 | if (r < 0) | |
461 | return r; | |
462 | ||
463 | strv_uniq(*domains); | |
f15b6e5a | 464 | network->wildcard_domain = !!strv_find(*domains, "*"); |
67272d15 | 465 | |
40274ed6 LP |
466 | STRV_FOREACH(domain, *domains) { |
467 | if (is_localhost(*domain)) | |
468 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "'localhost' domain names may not be configured, ignoring assignment: %s", *domain); | |
469 | else if (!hostname_is_valid(*domain)) { | |
470 | if (!streq(*domain, "*")) | |
471 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "domain name is not valid, ignoring assignment: %s", *domain); | |
472 | } else | |
473 | continue; | |
474 | ||
475 | strv_remove(*domains, *domain); | |
476 | ||
477 | /* We removed one entry, make sure we don't skip the next one */ | |
478 | domain--; | |
479 | } | |
f15b6e5a | 480 | |
6192b846 TG |
481 | return 0; |
482 | } | |
483 | ||
7951dea2 SS |
484 | int config_parse_tunnel(const char *unit, |
485 | const char *filename, | |
486 | unsigned line, | |
487 | const char *section, | |
488 | unsigned section_line, | |
489 | const char *lvalue, | |
490 | int ltype, | |
491 | const char *rvalue, | |
492 | void *data, | |
493 | void *userdata) { | |
494 | Network *network = userdata; | |
495 | NetDev *netdev; | |
496 | int r; | |
497 | ||
498 | assert(filename); | |
499 | assert(lvalue); | |
500 | assert(rvalue); | |
501 | assert(data); | |
502 | ||
503 | r = netdev_get(network->manager, rvalue, &netdev); | |
504 | if (r < 0) { | |
6a7a4e4d | 505 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
506 | return 0; |
507 | } | |
508 | ||
509 | if (netdev->kind != NETDEV_KIND_IPIP && | |
510 | netdev->kind != NETDEV_KIND_SIT && | |
a613382b | 511 | netdev->kind != NETDEV_KIND_GRE && |
1af2536a | 512 | netdev->kind != NETDEV_KIND_GRETAP && |
b16492f8 SS |
513 | netdev->kind != NETDEV_KIND_IP6GRE && |
514 | netdev->kind != NETDEV_KIND_IP6GRETAP && | |
855ee1a1 | 515 | netdev->kind != NETDEV_KIND_VTI && |
9011ce77 | 516 | netdev->kind != NETDEV_KIND_VTI6 && |
855ee1a1 SS |
517 | netdev->kind != NETDEV_KIND_IP6TNL |
518 | ) { | |
7951dea2 SS |
519 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
520 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); | |
521 | return 0; | |
522 | } | |
523 | ||
6a0a2f86 TG |
524 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
525 | if (r < 0) { | |
6a7a4e4d | 526 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
527 | return 0; |
528 | } | |
529 | ||
530 | netdev_ref(netdev); | |
7951dea2 SS |
531 | |
532 | return 0; | |
533 | } | |
bd8f6538 | 534 | |
d0d6a4cd TG |
535 | int config_parse_ipv4ll( |
536 | const char* unit, | |
537 | const char *filename, | |
538 | unsigned line, | |
539 | const char *section, | |
540 | unsigned section_line, | |
541 | const char *lvalue, | |
542 | int ltype, | |
543 | const char *rvalue, | |
544 | void *data, | |
545 | void *userdata) { | |
546 | ||
547 | AddressFamilyBoolean *link_local = data; | |
548 | ||
549 | assert(filename); | |
550 | assert(lvalue); | |
551 | assert(rvalue); | |
552 | assert(data); | |
553 | ||
554 | /* Note that this is mostly like | |
555 | * config_parse_address_family_boolean(), except that it | |
556 | * applies only to IPv4 */ | |
557 | ||
558 | if (parse_boolean(rvalue)) | |
559 | *link_local |= ADDRESS_FAMILY_IPV4; | |
560 | else | |
561 | *link_local &= ~ADDRESS_FAMILY_IPV4; | |
562 | ||
563 | return 0; | |
564 | } | |
565 | ||
bd8f6538 TG |
566 | int config_parse_dhcp( |
567 | const char* unit, | |
568 | const char *filename, | |
569 | unsigned line, | |
570 | const char *section, | |
571 | unsigned section_line, | |
572 | const char *lvalue, | |
573 | int ltype, | |
574 | const char *rvalue, | |
575 | void *data, | |
576 | void *userdata) { | |
577 | ||
cb9fc36a | 578 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
579 | |
580 | assert(filename); | |
581 | assert(lvalue); | |
582 | assert(rvalue); | |
583 | assert(data); | |
584 | ||
769d324c LP |
585 | /* Note that this is mostly like |
586 | * config_parse_address_family_boolean(), except that it | |
587 | * understands some old names for the enum values */ | |
588 | ||
cb9fc36a LP |
589 | s = address_family_boolean_from_string(rvalue); |
590 | if (s < 0) { | |
591 | ||
592 | /* Previously, we had a slightly different enum here, | |
593 | * support its values for compatbility. */ | |
594 | ||
595 | if (streq(rvalue, "none")) | |
596 | s = ADDRESS_FAMILY_NO; | |
597 | else if (streq(rvalue, "v4")) | |
598 | s = ADDRESS_FAMILY_IPV4; | |
599 | else if (streq(rvalue, "v6")) | |
600 | s = ADDRESS_FAMILY_IPV6; | |
601 | else if (streq(rvalue, "both")) | |
602 | s = ADDRESS_FAMILY_YES; | |
603 | else { | |
604 | log_syntax(unit, LOG_ERR, filename, line, s, "Failed to parse DHCP option, ignoring: %s", rvalue); | |
bd8f6538 TG |
605 | return 0; |
606 | } | |
bd8f6538 TG |
607 | } |
608 | ||
cb9fc36a | 609 | *dhcp = s; |
bd8f6538 TG |
610 | return 0; |
611 | } | |
612 | ||
3e43b2cd JJ |
613 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
614 | [DHCP_CLIENT_ID_MAC] = "mac", | |
615 | [DHCP_CLIENT_ID_DUID] = "duid" | |
616 | }; | |
617 | ||
618 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DCHPClientIdentifier); | |
619 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DCHPClientIdentifier, "Failed to parse client identifier type"); | |
620 | ||
bd8f6538 TG |
621 | static const char* const llmnr_support_table[_LLMNR_SUPPORT_MAX] = { |
622 | [LLMNR_SUPPORT_NO] = "no", | |
623 | [LLMNR_SUPPORT_YES] = "yes", | |
624 | [LLMNR_SUPPORT_RESOLVE] = "resolve", | |
625 | }; | |
626 | ||
627 | DEFINE_STRING_TABLE_LOOKUP(llmnr_support, LLMNRSupport); | |
628 | ||
629 | int config_parse_llmnr( | |
630 | const char* unit, | |
631 | const char *filename, | |
632 | unsigned line, | |
633 | const char *section, | |
634 | unsigned section_line, | |
635 | const char *lvalue, | |
636 | int ltype, | |
637 | const char *rvalue, | |
638 | void *data, | |
639 | void *userdata) { | |
640 | ||
641 | LLMNRSupport *llmnr = data; | |
642 | int k; | |
643 | ||
644 | assert(filename); | |
645 | assert(lvalue); | |
646 | assert(rvalue); | |
7f77697a | 647 | assert(llmnr); |
bd8f6538 TG |
648 | |
649 | /* Our enum shall be a superset of booleans, hence first try | |
650 | * to parse as boolean, and then as enum */ | |
651 | ||
652 | k = parse_boolean(rvalue); | |
653 | if (k > 0) | |
654 | *llmnr = LLMNR_SUPPORT_YES; | |
655 | else if (k == 0) | |
656 | *llmnr = LLMNR_SUPPORT_NO; | |
657 | else { | |
658 | LLMNRSupport s; | |
659 | ||
660 | s = llmnr_support_from_string(rvalue); | |
661 | if (s < 0){ | |
662 | log_syntax(unit, LOG_ERR, filename, line, -s, "Failed to parse LLMNR option, ignoring: %s", rvalue); | |
663 | return 0; | |
664 | } | |
665 | ||
666 | *llmnr = s; | |
667 | } | |
668 | ||
669 | return 0; | |
670 | } | |
7f77697a | 671 | |
60c35566 | 672 | int config_parse_ipv6token( |
7f77697a TG |
673 | const char* unit, |
674 | const char *filename, | |
675 | unsigned line, | |
676 | const char *section, | |
677 | unsigned section_line, | |
678 | const char *lvalue, | |
679 | int ltype, | |
680 | const char *rvalue, | |
681 | void *data, | |
682 | void *userdata) { | |
683 | ||
684 | union in_addr_union buffer; | |
685 | struct in6_addr *token = data; | |
686 | int r; | |
687 | ||
688 | assert(filename); | |
689 | assert(lvalue); | |
690 | assert(rvalue); | |
691 | assert(token); | |
692 | ||
693 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
694 | if (r < 0) { | |
6a7a4e4d | 695 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
696 | return 0; |
697 | } | |
698 | ||
699 | r = in_addr_is_null(AF_INET6, &buffer); | |
700 | if (r < 0) { | |
6a7a4e4d | 701 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token can not be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
702 | return 0; |
703 | } | |
704 | ||
705 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
e2acdb6b | 706 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "IPv6 token can not be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
707 | return 0; |
708 | } | |
709 | ||
710 | *token = buffer.in6; | |
711 | ||
712 | return 0; | |
713 | } |