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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" |
958b66ea | 28 | #include "hostname-util.h" |
37de2509 | 29 | #include "dns-domain.h" |
fc2f9534 LP |
30 | #include "network-internal.h" |
31 | ||
32 | #include "networkd.h" | |
33 | #include "networkd-network.h" | |
f579559b TG |
34 | |
35 | static int network_load_one(Manager *manager, const char *filename) { | |
36 | _cleanup_network_free_ Network *network = NULL; | |
37 | _cleanup_fclose_ FILE *file = NULL; | |
dbffab87 | 38 | char *d; |
b3070dc0 TG |
39 | Route *route; |
40 | Address *address; | |
f579559b TG |
41 | int r; |
42 | ||
bf1bc670 TA |
43 | assert(manager); |
44 | assert(filename); | |
45 | ||
f579559b TG |
46 | file = fopen(filename, "re"); |
47 | if (!file) { | |
48 | if (errno == ENOENT) | |
49 | return 0; | |
50 | else | |
ecb08ec6 | 51 | return -errno; |
f579559b TG |
52 | } |
53 | ||
ed88bcfb ZJS |
54 | if (null_or_empty_fd(fileno(file))) { |
55 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
56 | return 0; |
57 | } | |
58 | ||
f579559b TG |
59 | network = new0(Network, 1); |
60 | if (!network) | |
61 | return log_oom(); | |
62 | ||
5a3eb5a7 TG |
63 | network->manager = manager; |
64 | ||
f048a16b TG |
65 | LIST_HEAD_INIT(network->static_addresses); |
66 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 67 | LIST_HEAD_INIT(network->static_fdb_entries); |
f579559b | 68 | |
d5099efc | 69 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 70 | if (!network->stacked_netdevs) |
326cb406 SS |
71 | return log_oom(); |
72 | ||
d5099efc | 73 | network->addresses_by_section = hashmap_new(NULL); |
6ae115c1 TG |
74 | if (!network->addresses_by_section) |
75 | return log_oom(); | |
76 | ||
d5099efc | 77 | network->routes_by_section = hashmap_new(NULL); |
6ae115c1 TG |
78 | if (!network->routes_by_section) |
79 | return log_oom(); | |
80 | ||
b98b483b AR |
81 | network->fdb_entries_by_section = hashmap_new(NULL); |
82 | if (!network->fdb_entries_by_section) | |
83 | return log_oom(); | |
84 | ||
6ae115c1 TG |
85 | network->filename = strdup(filename); |
86 | if (!network->filename) | |
87 | return log_oom(); | |
88 | ||
dbffab87 TG |
89 | network->name = strdup(basename(filename)); |
90 | if (!network->name) | |
91 | return log_oom(); | |
92 | ||
93 | d = strrchr(network->name, '.'); | |
94 | if (!d) | |
95 | return -EINVAL; | |
96 | ||
97 | assert(streq(d, ".network")); | |
98 | ||
99 | *d = '\0'; | |
100 | ||
cb9fc36a | 101 | network->dhcp = ADDRESS_FAMILY_NO; |
bcb7a07e | 102 | network->dhcp_ntp = true; |
5be4d38e | 103 | network->dhcp_dns = true; |
1346b1f0 | 104 | network->dhcp_hostname = true; |
e1ea665e | 105 | network->dhcp_routes = true; |
4cc7a82c | 106 | network->dhcp_sendhost = true; |
84b5b79a | 107 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
3e43b2cd | 108 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
5be4d38e | 109 | |
539f2a73 LP |
110 | network->dhcp_server_emit_dns = true; |
111 | network->dhcp_server_emit_ntp = true; | |
112 | network->dhcp_server_emit_timezone = true; | |
113 | ||
84c34096 | 114 | network->use_bpdu = true; |
23da66bb | 115 | network->allow_port_to_be_root = true; |
072f9e4a | 116 | network->unicast_flood = true; |
84c34096 | 117 | |
a7e5da6e | 118 | network->llmnr = RESOLVE_SUPPORT_YES; |
bd8f6538 | 119 | |
d0d6a4cd TG |
120 | network->link_local = ADDRESS_FAMILY_IPV6; |
121 | ||
1f0d9695 | 122 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 123 | |
e9f3d2d5 | 124 | r = config_parse(NULL, filename, file, |
c106cc36 TG |
125 | "Match\0" |
126 | "Link\0" | |
127 | "Network\0" | |
128 | "Address\0" | |
129 | "Route\0" | |
130 | "DHCP\0" | |
8eb9058d LP |
131 | "DHCPv4\0" /* compat */ |
132 | "DHCPServer\0" | |
b98b483b AR |
133 | "Bridge\0" |
134 | "BridgeFDB\0", | |
e9f3d2d5 | 135 | config_item_perf_lookup, network_network_gperf_lookup, |
36f822c4 ZJS |
136 | false, false, true, network); |
137 | if (r < 0) | |
f579559b | 138 | return r; |
f579559b | 139 | |
5a8bcb67 LP |
140 | /* IPMasquerade=yes implies IPForward=yes */ |
141 | if (network->ip_masquerade) | |
769d324c | 142 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 143 | |
f579559b | 144 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 145 | |
dbffab87 TG |
146 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
147 | if (r < 0) | |
148 | return r; | |
149 | ||
150 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
151 | if (r < 0) | |
152 | return r; | |
153 | ||
3d3d4255 | 154 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
155 | if (!route->family) { |
156 | log_warning("Route section without Gateway field configured in %s. " | |
157 | "Ignoring", filename); | |
158 | return 0; | |
159 | } | |
b3070dc0 TG |
160 | } |
161 | ||
3d3d4255 | 162 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
163 | if (!address->family) { |
164 | log_warning("Address section without Address field configured in %s. " | |
165 | "Ignoring", filename); | |
166 | return 0; | |
167 | } | |
168 | } | |
169 | ||
f579559b TG |
170 | network = NULL; |
171 | ||
172 | return 0; | |
173 | } | |
174 | ||
175 | int network_load(Manager *manager) { | |
176 | Network *network; | |
477e73b5 ZJS |
177 | _cleanup_strv_free_ char **files = NULL; |
178 | char **f; | |
f579559b TG |
179 | int r; |
180 | ||
181 | assert(manager); | |
182 | ||
183 | while ((network = manager->networks)) | |
184 | network_free(network); | |
185 | ||
2ad8416d | 186 | r = conf_files_list_strv(&files, ".network", NULL, network_dirs); |
f647962d MS |
187 | if (r < 0) |
188 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
189 | |
190 | STRV_FOREACH_BACKWARDS(f, files) { | |
191 | r = network_load_one(manager, *f); | |
192 | if (r < 0) | |
193 | return r; | |
194 | } | |
195 | ||
f579559b TG |
196 | return 0; |
197 | } | |
198 | ||
f579559b | 199 | void network_free(Network *network) { |
47e2dc31 | 200 | NetDev *netdev; |
f579559b TG |
201 | Route *route; |
202 | Address *address; | |
b98b483b | 203 | FdbEntry *fdb_entry; |
06f021a8 | 204 | Iterator i; |
f579559b TG |
205 | |
206 | if (!network) | |
207 | return; | |
208 | ||
209 | free(network->filename); | |
210 | ||
211 | free(network->match_mac); | |
5256e00e TG |
212 | strv_free(network->match_path); |
213 | strv_free(network->match_driver); | |
214 | strv_free(network->match_type); | |
215 | strv_free(network->match_name); | |
f579559b TG |
216 | |
217 | free(network->description); | |
edb85f0d | 218 | free(network->dhcp_vendor_class_identifier); |
a7d0ef44 | 219 | free(network->hostname); |
f579559b | 220 | |
c106cc36 TG |
221 | free(network->mac); |
222 | ||
b0e39c82 TG |
223 | strv_free(network->ntp); |
224 | strv_free(network->dns); | |
486d1a81 | 225 | strv_free(network->domains); |
0d4ad91d | 226 | strv_free(network->bind_carrier); |
3bef724f | 227 | |
47e2dc31 TG |
228 | netdev_unref(network->bridge); |
229 | ||
230 | netdev_unref(network->bond); | |
231 | ||
2c36be2f TG |
232 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
233 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 234 | netdev_unref(netdev); |
2c36be2f | 235 | } |
6a0a2f86 | 236 | hashmap_free(network->stacked_netdevs); |
326cb406 | 237 | |
f048a16b | 238 | while ((route = network->static_routes)) |
f579559b TG |
239 | route_free(route); |
240 | ||
f048a16b | 241 | while ((address = network->static_addresses)) |
f579559b TG |
242 | address_free(address); |
243 | ||
b98b483b AR |
244 | while ((fdb_entry = network->static_fdb_entries)) |
245 | fdb_entry_free(fdb_entry); | |
246 | ||
6ae115c1 TG |
247 | hashmap_free(network->addresses_by_section); |
248 | hashmap_free(network->routes_by_section); | |
b98b483b | 249 | hashmap_free(network->fdb_entries_by_section); |
6ae115c1 | 250 | |
dbffab87 TG |
251 | if (network->manager) { |
252 | if (network->manager->networks) | |
253 | LIST_REMOVE(networks, network->manager->networks, network); | |
254 | ||
255 | if (network->manager->networks_by_name) | |
256 | hashmap_remove(network->manager->networks_by_name, network->name); | |
257 | } | |
258 | ||
259 | free(network->name); | |
f579559b | 260 | |
79e16ce3 LP |
261 | condition_free_list(network->match_host); |
262 | condition_free_list(network->match_virt); | |
263 | condition_free_list(network->match_kernel); | |
264 | condition_free_list(network->match_arch); | |
265 | ||
8eb9058d | 266 | free(network->dhcp_server_timezone); |
1a04db0f LP |
267 | free(network->dhcp_server_dns); |
268 | free(network->dhcp_server_ntp); | |
8eb9058d | 269 | |
f579559b TG |
270 | free(network); |
271 | } | |
272 | ||
dbffab87 TG |
273 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
274 | Network *network; | |
275 | ||
276 | assert(manager); | |
277 | assert(name); | |
278 | assert(ret); | |
279 | ||
280 | network = hashmap_get(manager->networks_by_name, name); | |
281 | if (!network) | |
282 | return -ENOENT; | |
283 | ||
284 | *ret = network; | |
285 | ||
286 | return 0; | |
287 | } | |
288 | ||
505f8da7 TG |
289 | int network_get(Manager *manager, struct udev_device *device, |
290 | const char *ifname, const struct ether_addr *address, | |
291 | Network **ret) { | |
f579559b | 292 | Network *network; |
af3aa302 | 293 | struct udev_device *parent; |
24c083df | 294 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
f579559b TG |
295 | |
296 | assert(manager); | |
f579559b | 297 | assert(ret); |
af3aa302 | 298 | |
24c083df TG |
299 | if (device) { |
300 | path = udev_device_get_property_value(device, "ID_PATH"); | |
af3aa302 | 301 | |
24c083df TG |
302 | parent = udev_device_get_parent(device); |
303 | if (parent) | |
304 | parent_driver = udev_device_get_driver(parent); | |
af3aa302 | 305 | |
24c083df | 306 | driver = udev_device_get_property_value(device, "ID_NET_DRIVER"); |
af3aa302 | 307 | |
24c083df TG |
308 | devtype = udev_device_get_devtype(device); |
309 | } | |
f579559b | 310 | |
f579559b TG |
311 | LIST_FOREACH(networks, network, manager->networks) { |
312 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
313 | network->match_driver, network->match_type, |
314 | network->match_name, network->match_host, | |
315 | network->match_virt, network->match_kernel, | |
316 | network->match_arch, | |
af3aa302 TG |
317 | address, path, parent_driver, driver, |
318 | devtype, ifname)) { | |
24c083df | 319 | if (network->match_name && device) { |
ca6038b8 TG |
320 | const char *attr; |
321 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
322 | ||
32bc8adc | 323 | attr = udev_device_get_sysattr_value(device, "name_assign_type"); |
285760fe | 324 | if (attr) |
dc751688 | 325 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
326 | |
327 | if (name_assign_type == NET_NAME_ENUM) | |
ca6038b8 | 328 | log_warning("%-*s: found matching network '%s', based on potentially unpredictable ifname", |
32bc8adc TG |
329 | IFNAMSIZ, ifname, network->filename); |
330 | else | |
331 | log_debug("%-*s: found matching network '%s'", IFNAMSIZ, ifname, network->filename); | |
332 | } else | |
333 | log_debug("%-*s: found matching network '%s'", IFNAMSIZ, ifname, network->filename); | |
334 | ||
f579559b TG |
335 | *ret = network; |
336 | return 0; | |
337 | } | |
338 | } | |
339 | ||
340 | *ret = NULL; | |
341 | ||
342 | return -ENOENT; | |
343 | } | |
344 | ||
345 | int network_apply(Manager *manager, Network *network, Link *link) { | |
f579559b TG |
346 | int r; |
347 | ||
f579559b TG |
348 | link->network = network; |
349 | ||
bfa695b5 TG |
350 | if (network->ipv4ll_route) { |
351 | Route *route; | |
352 | ||
353 | r = route_new_static(network, 0, &route); | |
354 | if (r < 0) | |
355 | return r; | |
356 | ||
357 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst_addr.in); | |
358 | if (r == 0) | |
359 | return -EINVAL; | |
360 | if (r < 0) | |
361 | return -errno; | |
362 | ||
363 | route->family = AF_INET; | |
364 | route->dst_prefixlen = 16; | |
365 | route->scope = RT_SCOPE_LINK; | |
366 | route->metrics = IPV4LL_ROUTE_METRIC; | |
367 | route->protocol = RTPROT_STATIC; | |
368 | } | |
369 | ||
bcb7a07e | 370 | if (network->dns || network->ntp) { |
091a364c | 371 | r = link_save(link); |
3bef724f TG |
372 | if (r < 0) |
373 | return r; | |
374 | } | |
375 | ||
f579559b TG |
376 | return 0; |
377 | } | |
02b59d57 | 378 | |
69a93e7d | 379 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
380 | const char *filename, |
381 | unsigned line, | |
382 | const char *section, | |
383 | unsigned section_line, | |
384 | const char *lvalue, | |
385 | int ltype, | |
386 | const char *rvalue, | |
387 | void *data, | |
388 | void *userdata) { | |
389 | Network *network = userdata; | |
31d0ac36 TG |
390 | _cleanup_free_ char *kind_string = NULL; |
391 | char *p; | |
1a436809 | 392 | NetDev *netdev; |
69a93e7d | 393 | NetDevKind kind; |
02b59d57 TG |
394 | int r; |
395 | ||
396 | assert(filename); | |
397 | assert(lvalue); | |
398 | assert(rvalue); | |
399 | assert(data); | |
400 | ||
69a93e7d TG |
401 | kind_string = strdup(lvalue); |
402 | if (!kind_string) | |
403 | return log_oom(); | |
52433f6b | 404 | |
69a93e7d TG |
405 | /* the keys are CamelCase versions of the kind */ |
406 | for (p = kind_string; *p; p++) | |
407 | *p = tolower(*p); | |
52433f6b | 408 | |
69a93e7d TG |
409 | kind = netdev_kind_from_string(kind_string); |
410 | if (kind == _NETDEV_KIND_INVALID) { | |
52433f6b | 411 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
69a93e7d | 412 | "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
413 | return 0; |
414 | } | |
415 | ||
54abf461 TG |
416 | r = netdev_get(network->manager, rvalue, &netdev); |
417 | if (r < 0) { | |
418 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
69a93e7d | 419 | "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
420 | return 0; |
421 | } | |
422 | ||
69a93e7d | 423 | if (netdev->kind != kind) { |
54abf461 | 424 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
69a93e7d | 425 | "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
426 | return 0; |
427 | } | |
428 | ||
69a93e7d TG |
429 | switch (kind) { |
430 | case NETDEV_KIND_BRIDGE: | |
431 | network->bridge = netdev; | |
54abf461 | 432 | |
69a93e7d TG |
433 | break; |
434 | case NETDEV_KIND_BOND: | |
435 | network->bond = netdev; | |
fe6b2d55 | 436 | |
69a93e7d TG |
437 | break; |
438 | case NETDEV_KIND_VLAN: | |
69a93e7d | 439 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 440 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 441 | case NETDEV_KIND_IPVLAN: |
326cb406 | 442 | case NETDEV_KIND_VXLAN: |
6a0a2f86 | 443 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 SS |
444 | if (r < 0) { |
445 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, | |
6a7a4e4d LP |
446 | "Can not add VLAN '%s' to network: %m", |
447 | rvalue); | |
326cb406 SS |
448 | return 0; |
449 | } | |
450 | ||
69a93e7d TG |
451 | break; |
452 | default: | |
453 | assert_not_reached("Can not parse NetDev"); | |
fe6b2d55 TG |
454 | } |
455 | ||
47e2dc31 TG |
456 | netdev_ref(netdev); |
457 | ||
fe6b2d55 TG |
458 | return 0; |
459 | } | |
7951dea2 | 460 | |
6192b846 TG |
461 | int config_parse_domains(const char *unit, |
462 | const char *filename, | |
463 | unsigned line, | |
464 | const char *section, | |
465 | unsigned section_line, | |
466 | const char *lvalue, | |
467 | int ltype, | |
468 | const char *rvalue, | |
469 | void *data, | |
470 | void *userdata) { | |
67272d15 | 471 | Network *network = userdata; |
6192b846 TG |
472 | char ***domains = data; |
473 | char **domain; | |
474 | int r; | |
475 | ||
476 | r = config_parse_strv(unit, filename, line, section, section_line, | |
477 | lvalue, ltype, rvalue, domains, userdata); | |
478 | if (r < 0) | |
479 | return r; | |
480 | ||
481 | strv_uniq(*domains); | |
f15b6e5a | 482 | network->wildcard_domain = !!strv_find(*domains, "*"); |
67272d15 | 483 | |
40274ed6 LP |
484 | STRV_FOREACH(domain, *domains) { |
485 | if (is_localhost(*domain)) | |
486 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "'localhost' domain names may not be configured, ignoring assignment: %s", *domain); | |
37de2509 NO |
487 | else { |
488 | r = dns_name_is_valid(*domain); | |
489 | if (r <= 0 && !streq(*domain, "*")) { | |
490 | if (r < 0) | |
491 | log_error_errno(r, "Failed to validate domain name: %s: %m", *domain); | |
492 | if (r == 0) | |
493 | log_warning("Domain name is not valid, ignoring assignment: %s", *domain); | |
494 | } else | |
495 | continue; | |
496 | } | |
40274ed6 LP |
497 | |
498 | strv_remove(*domains, *domain); | |
499 | ||
500 | /* We removed one entry, make sure we don't skip the next one */ | |
501 | domain--; | |
502 | } | |
f15b6e5a | 503 | |
6192b846 TG |
504 | return 0; |
505 | } | |
506 | ||
7951dea2 SS |
507 | int config_parse_tunnel(const char *unit, |
508 | const char *filename, | |
509 | unsigned line, | |
510 | const char *section, | |
511 | unsigned section_line, | |
512 | const char *lvalue, | |
513 | int ltype, | |
514 | const char *rvalue, | |
515 | void *data, | |
516 | void *userdata) { | |
517 | Network *network = userdata; | |
518 | NetDev *netdev; | |
519 | int r; | |
520 | ||
521 | assert(filename); | |
522 | assert(lvalue); | |
523 | assert(rvalue); | |
524 | assert(data); | |
525 | ||
526 | r = netdev_get(network->manager, rvalue, &netdev); | |
527 | if (r < 0) { | |
6a7a4e4d | 528 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
529 | return 0; |
530 | } | |
531 | ||
532 | if (netdev->kind != NETDEV_KIND_IPIP && | |
533 | netdev->kind != NETDEV_KIND_SIT && | |
a613382b | 534 | netdev->kind != NETDEV_KIND_GRE && |
1af2536a | 535 | netdev->kind != NETDEV_KIND_GRETAP && |
b16492f8 SS |
536 | netdev->kind != NETDEV_KIND_IP6GRE && |
537 | netdev->kind != NETDEV_KIND_IP6GRETAP && | |
855ee1a1 | 538 | netdev->kind != NETDEV_KIND_VTI && |
9011ce77 | 539 | netdev->kind != NETDEV_KIND_VTI6 && |
855ee1a1 SS |
540 | netdev->kind != NETDEV_KIND_IP6TNL |
541 | ) { | |
7951dea2 SS |
542 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, |
543 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); | |
544 | return 0; | |
545 | } | |
546 | ||
6a0a2f86 TG |
547 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
548 | if (r < 0) { | |
6a7a4e4d | 549 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
550 | return 0; |
551 | } | |
552 | ||
553 | netdev_ref(netdev); | |
7951dea2 SS |
554 | |
555 | return 0; | |
556 | } | |
bd8f6538 | 557 | |
d0d6a4cd TG |
558 | int config_parse_ipv4ll( |
559 | const char* unit, | |
560 | const char *filename, | |
561 | unsigned line, | |
562 | const char *section, | |
563 | unsigned section_line, | |
564 | const char *lvalue, | |
565 | int ltype, | |
566 | const char *rvalue, | |
567 | void *data, | |
568 | void *userdata) { | |
569 | ||
570 | AddressFamilyBoolean *link_local = data; | |
571 | ||
572 | assert(filename); | |
573 | assert(lvalue); | |
574 | assert(rvalue); | |
575 | assert(data); | |
576 | ||
577 | /* Note that this is mostly like | |
578 | * config_parse_address_family_boolean(), except that it | |
579 | * applies only to IPv4 */ | |
580 | ||
581 | if (parse_boolean(rvalue)) | |
582 | *link_local |= ADDRESS_FAMILY_IPV4; | |
583 | else | |
584 | *link_local &= ~ADDRESS_FAMILY_IPV4; | |
585 | ||
586 | return 0; | |
587 | } | |
588 | ||
bd8f6538 TG |
589 | int config_parse_dhcp( |
590 | const char* unit, | |
591 | const char *filename, | |
592 | unsigned line, | |
593 | const char *section, | |
594 | unsigned section_line, | |
595 | const char *lvalue, | |
596 | int ltype, | |
597 | const char *rvalue, | |
598 | void *data, | |
599 | void *userdata) { | |
600 | ||
cb9fc36a | 601 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
602 | |
603 | assert(filename); | |
604 | assert(lvalue); | |
605 | assert(rvalue); | |
606 | assert(data); | |
607 | ||
769d324c LP |
608 | /* Note that this is mostly like |
609 | * config_parse_address_family_boolean(), except that it | |
610 | * understands some old names for the enum values */ | |
611 | ||
cb9fc36a LP |
612 | s = address_family_boolean_from_string(rvalue); |
613 | if (s < 0) { | |
614 | ||
615 | /* Previously, we had a slightly different enum here, | |
616 | * support its values for compatbility. */ | |
617 | ||
618 | if (streq(rvalue, "none")) | |
619 | s = ADDRESS_FAMILY_NO; | |
620 | else if (streq(rvalue, "v4")) | |
621 | s = ADDRESS_FAMILY_IPV4; | |
622 | else if (streq(rvalue, "v6")) | |
623 | s = ADDRESS_FAMILY_IPV6; | |
624 | else if (streq(rvalue, "both")) | |
625 | s = ADDRESS_FAMILY_YES; | |
626 | else { | |
627 | log_syntax(unit, LOG_ERR, filename, line, s, "Failed to parse DHCP option, ignoring: %s", rvalue); | |
bd8f6538 TG |
628 | return 0; |
629 | } | |
bd8f6538 TG |
630 | } |
631 | ||
cb9fc36a | 632 | *dhcp = s; |
bd8f6538 TG |
633 | return 0; |
634 | } | |
635 | ||
3e43b2cd JJ |
636 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
637 | [DHCP_CLIENT_ID_MAC] = "mac", | |
638 | [DHCP_CLIENT_ID_DUID] = "duid" | |
639 | }; | |
640 | ||
641 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DCHPClientIdentifier); | |
642 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DCHPClientIdentifier, "Failed to parse client identifier type"); | |
643 | ||
60c35566 | 644 | int config_parse_ipv6token( |
7f77697a TG |
645 | const char* unit, |
646 | const char *filename, | |
647 | unsigned line, | |
648 | const char *section, | |
649 | unsigned section_line, | |
650 | const char *lvalue, | |
651 | int ltype, | |
652 | const char *rvalue, | |
653 | void *data, | |
654 | void *userdata) { | |
655 | ||
656 | union in_addr_union buffer; | |
657 | struct in6_addr *token = data; | |
658 | int r; | |
659 | ||
660 | assert(filename); | |
661 | assert(lvalue); | |
662 | assert(rvalue); | |
663 | assert(token); | |
664 | ||
665 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
666 | if (r < 0) { | |
6a7a4e4d | 667 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
668 | return 0; |
669 | } | |
670 | ||
671 | r = in_addr_is_null(AF_INET6, &buffer); | |
672 | if (r < 0) { | |
6a7a4e4d | 673 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token can not be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
674 | return 0; |
675 | } | |
676 | ||
677 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
e2acdb6b | 678 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "IPv6 token can not be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
679 | return 0; |
680 | } | |
681 | ||
682 | *token = buffer.in6; | |
683 | ||
684 | return 0; | |
685 | } | |
8add5f79 | 686 | |
49092e22 | 687 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
688 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
689 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
690 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
691 | }; |
692 | ||
693 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
694 | ||
695 | int config_parse_ipv6_privacy_extensions( | |
696 | const char* unit, | |
697 | const char *filename, | |
698 | unsigned line, | |
699 | const char *section, | |
700 | unsigned section_line, | |
701 | const char *lvalue, | |
702 | int ltype, | |
703 | const char *rvalue, | |
704 | void *data, | |
705 | void *userdata) { | |
706 | ||
707 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
708 | int k; | |
709 | ||
710 | assert(filename); | |
711 | assert(lvalue); | |
712 | assert(rvalue); | |
713 | assert(ipv6_privacy_extensions); | |
714 | ||
715 | /* Our enum shall be a superset of booleans, hence first try | |
716 | * to parse as boolean, and then as enum */ | |
717 | ||
718 | k = parse_boolean(rvalue); | |
719 | if (k > 0) | |
1f0d9695 | 720 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 721 | else if (k == 0) |
1f0d9695 | 722 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 723 | else { |
1f0d9695 | 724 | IPv6PrivacyExtensions s; |
49092e22 SS |
725 | |
726 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
727 | if (s < 0) { |
728 | ||
729 | if (streq(rvalue, "kernel")) | |
730 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
731 | else { | |
732 | log_syntax(unit, LOG_ERR, filename, line, s, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); | |
733 | return 0; | |
734 | } | |
49092e22 SS |
735 | } |
736 | ||
737 | *ipv6_privacy_extensions = s; | |
738 | } | |
739 | ||
740 | return 0; | |
741 | } | |
a7d0ef44 | 742 | |
1ac608c9 LP |
743 | int config_parse_hostname( |
744 | const char *unit, | |
745 | const char *filename, | |
746 | unsigned line, | |
747 | const char *section, | |
748 | unsigned section_line, | |
749 | const char *lvalue, | |
750 | int ltype, | |
751 | const char *rvalue, | |
752 | void *data, | |
753 | void *userdata) { | |
754 | ||
755 | char **hostname = data, *hn = NULL; | |
a7d0ef44 SS |
756 | int r; |
757 | ||
758 | assert(filename); | |
759 | assert(lvalue); | |
760 | assert(rvalue); | |
761 | ||
1ac608c9 | 762 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
763 | if (r < 0) |
764 | return r; | |
765 | ||
1ac608c9 LP |
766 | if (!hostname_is_valid(hn, false)) { |
767 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Hostname is not valid, ignoring assignment: %s", rvalue); | |
a7d0ef44 SS |
768 | free(hn); |
769 | return 0; | |
770 | } | |
771 | ||
1ac608c9 | 772 | free(*hostname); |
ae691c1d | 773 | *hostname = hostname_cleanup(hn); |
a7d0ef44 SS |
774 | return 0; |
775 | } | |
8eb9058d LP |
776 | |
777 | int config_parse_timezone( | |
778 | const char *unit, | |
779 | const char *filename, | |
780 | unsigned line, | |
781 | const char *section, | |
782 | unsigned section_line, | |
783 | const char *lvalue, | |
784 | int ltype, | |
785 | const char *rvalue, | |
786 | void *data, | |
787 | void *userdata) { | |
788 | ||
64d6c229 | 789 | char **datap = data, *tz = NULL; |
8eb9058d LP |
790 | int r; |
791 | ||
792 | assert(filename); | |
793 | assert(lvalue); | |
794 | assert(rvalue); | |
795 | ||
796 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
797 | if (r < 0) | |
798 | return r; | |
799 | ||
800 | if (!timezone_is_valid(tz)) { | |
801 | log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Timezone is not valid, ignoring assignment: %s", rvalue); | |
802 | free(tz); | |
803 | return 0; | |
804 | } | |
805 | ||
64d6c229 TA |
806 | free(*datap); |
807 | *datap = tz; | |
8eb9058d LP |
808 | |
809 | return 0; | |
810 | } | |
1a04db0f LP |
811 | |
812 | int config_parse_dhcp_server_dns( | |
813 | const char *unit, | |
814 | const char *filename, | |
815 | unsigned line, | |
816 | const char *section, | |
817 | unsigned section_line, | |
818 | const char *lvalue, | |
819 | int ltype, | |
820 | const char *rvalue, | |
821 | void *data, | |
822 | void *userdata) { | |
823 | ||
824 | Network *n = data; | |
825 | const char *p = rvalue; | |
826 | int r; | |
827 | ||
828 | assert(filename); | |
829 | assert(lvalue); | |
830 | assert(rvalue); | |
831 | ||
832 | for (;;) { | |
833 | _cleanup_free_ char *w = NULL; | |
834 | struct in_addr a, *m; | |
835 | ||
836 | r = extract_first_word(&p, &w, NULL, 0); | |
837 | if (r < 0) { | |
838 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
839 | return 0; | |
840 | } | |
841 | ||
842 | if (r == 0) | |
843 | return 0; | |
844 | ||
845 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
846 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse DNS server address, ignoring: %s", w); | |
847 | continue; | |
848 | } | |
849 | ||
850 | m = realloc(n->dhcp_server_dns, (n->n_dhcp_server_dns + 1) * sizeof(struct in_addr)); | |
851 | if (!m) | |
852 | return log_oom(); | |
853 | ||
854 | m[n->n_dhcp_server_dns++] = a; | |
855 | n->dhcp_server_dns = m; | |
856 | } | |
857 | } | |
858 | ||
859 | int config_parse_dhcp_server_ntp( | |
860 | const char *unit, | |
861 | const char *filename, | |
862 | unsigned line, | |
863 | const char *section, | |
864 | unsigned section_line, | |
865 | const char *lvalue, | |
866 | int ltype, | |
867 | const char *rvalue, | |
868 | void *data, | |
869 | void *userdata) { | |
870 | ||
871 | Network *n = data; | |
872 | const char *p = rvalue; | |
873 | int r; | |
874 | ||
875 | assert(filename); | |
876 | assert(lvalue); | |
877 | assert(rvalue); | |
878 | ||
879 | for (;;) { | |
880 | _cleanup_free_ char *w = NULL; | |
881 | struct in_addr a, *m; | |
882 | ||
883 | r = extract_first_word(&p, &w, NULL, 0); | |
884 | if (r < 0) { | |
885 | log_syntax(unit, LOG_ERR, filename, r, line, "Failed to extract word, ignoring: %s", rvalue); | |
886 | return 0; | |
887 | } | |
888 | ||
889 | if (r == 0) | |
890 | return 0; | |
891 | ||
892 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
893 | log_syntax(unit, LOG_ERR, filename, r, line, "Failed to parse NTP server address, ignoring: %s", w); | |
894 | continue; | |
895 | } | |
896 | ||
897 | m = realloc(n->dhcp_server_ntp, (n->n_dhcp_server_ntp + 1) * sizeof(struct in_addr)); | |
898 | if (!m) | |
899 | return log_oom(); | |
900 | ||
901 | m[n->n_dhcp_server_ntp++] = a; | |
902 | n->dhcp_server_ntp = m; | |
903 | } | |
904 | } |