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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
f579559b TG |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2013 Tom Gundersen <teg@jklm.no> | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
69a93e7d | 21 | #include <ctype.h> |
987efa17 | 22 | #include <net/if.h> |
69a93e7d | 23 | |
b5efdb8a | 24 | #include "alloc-util.h" |
f579559b TG |
25 | #include "conf-files.h" |
26 | #include "conf-parser.h" | |
37de2509 | 27 | #include "dns-domain.h" |
3ffd4af2 | 28 | #include "fd-util.h" |
07630cea | 29 | #include "hostname-util.h" |
88295a05 | 30 | #include "in-addr-util.h" |
fc2f9534 | 31 | #include "network-internal.h" |
23f53b99 | 32 | #include "networkd-manager.h" |
3ffd4af2 | 33 | #include "networkd-network.h" |
6bedfcbb | 34 | #include "parse-util.h" |
8a516214 | 35 | #include "set.h" |
8fcde012 | 36 | #include "stat-util.h" |
8b43440b | 37 | #include "string-table.h" |
07630cea | 38 | #include "string-util.h" |
700f1186 | 39 | #include "strv.h" |
07630cea | 40 | #include "util.h" |
f579559b | 41 | |
f4859fc7 SS |
42 | static void network_config_hash_func(const void *p, struct siphash *state) { |
43 | const NetworkConfigSection *c = p; | |
44 | ||
45 | siphash24_compress(c->filename, strlen(c->filename), state); | |
46 | siphash24_compress(&c->line, sizeof(c->line), state); | |
47 | } | |
48 | ||
49 | static int network_config_compare_func(const void *a, const void *b) { | |
50 | const NetworkConfigSection *x = a, *y = b; | |
51 | int r; | |
52 | ||
53 | r = strcmp(x->filename, y->filename); | |
54 | if (r != 0) | |
55 | return r; | |
56 | ||
57 | return y->line - x->line; | |
58 | } | |
59 | ||
60 | const struct hash_ops network_config_hash_ops = { | |
61 | .hash = network_config_hash_func, | |
62 | .compare = network_config_compare_func, | |
63 | }; | |
64 | ||
65 | int network_config_section_new(const char *filename, unsigned line, NetworkConfigSection **s) { | |
66 | NetworkConfigSection *cs; | |
67 | ||
68 | cs = malloc0(offsetof(NetworkConfigSection, filename) + strlen(filename) + 1); | |
69 | if (!cs) | |
70 | return -ENOMEM; | |
71 | ||
72 | strcpy(cs->filename, filename); | |
73 | cs->line = line; | |
74 | ||
75 | *s = cs; | |
76 | cs = NULL; | |
77 | ||
78 | return 0; | |
79 | } | |
80 | ||
81 | void network_config_section_free(NetworkConfigSection *cs) { | |
bce67bbe | 82 | free(cs); |
f4859fc7 SS |
83 | } |
84 | ||
add8d07d | 85 | /* Set defaults following RFC7844 */ |
86 | void network_apply_anonymize_if_set(Network *network) { | |
87 | if (!network->dhcp_anonymize) | |
88 | return; | |
89 | /* RFC7844 3.7 | |
90 | SHOULD NOT send the Host Name option */ | |
91 | network->dhcp_send_hostname = false; | |
92 | /* RFC7844 section 3.: | |
93 | MAY contain the Client Identifier option | |
94 | Section 3.5: | |
95 | clients MUST use client identifiers based solely | |
96 | on the link-layer address */ | |
97 | /* NOTE: Using MAC, as it does not reveal extra information, | |
98 | * and some servers might not answer if this option is not sent */ | |
99 | network->dhcp_client_identifier = DHCP_CLIENT_ID_MAC; | |
100 | /* RFC 7844 3.10: | |
101 | SHOULD NOT use the Vendor Class Identifier option */ | |
102 | /* NOTE: it was not initiallized to any value in network_load_one. */ | |
103 | network->dhcp_vendor_class_identifier = false; | |
104 | /* RFC7844 section 3.6.: | |
105 | The client intending to protect its privacy SHOULD only request a | |
106 | minimal number of options in the PRL and SHOULD also randomly shuffle | |
107 | the ordering of option codes in the PRL. If this random ordering | |
108 | cannot be implemented, the client MAY order the option codes in the | |
109 | PRL by option code number (lowest to highest). | |
110 | */ | |
111 | /* NOTE: dhcp_use_mtu is false by default, | |
112 | * though it was not initiallized to any value in network_load_one. | |
113 | * Maybe there should be another var called *send*? | |
114 | * (to use the MTU sent by the server but to do not send | |
115 | * the option in the PRL). */ | |
116 | network->dhcp_use_mtu = false; | |
28522b0d | 117 | /* NOTE: when Anonymize=yes, the PRL route options are sent by default, |
118 | * but this is needed to use them. */ | |
119 | network->dhcp_use_routes = true; | |
add8d07d | 120 | /* RFC7844 section 3.6. |
121 | * same comments as previous option */ | |
122 | network->dhcp_use_timezone = false; | |
123 | } | |
124 | ||
f579559b TG |
125 | static int network_load_one(Manager *manager, const char *filename) { |
126 | _cleanup_network_free_ Network *network = NULL; | |
127 | _cleanup_fclose_ FILE *file = NULL; | |
dbffab87 | 128 | char *d; |
047a0dac | 129 | const char *dropin_dirname; |
b3070dc0 TG |
130 | Route *route; |
131 | Address *address; | |
f579559b TG |
132 | int r; |
133 | ||
bf1bc670 TA |
134 | assert(manager); |
135 | assert(filename); | |
136 | ||
f579559b TG |
137 | file = fopen(filename, "re"); |
138 | if (!file) { | |
139 | if (errno == ENOENT) | |
140 | return 0; | |
1e7a0e21 LP |
141 | |
142 | return -errno; | |
f579559b TG |
143 | } |
144 | ||
ed88bcfb ZJS |
145 | if (null_or_empty_fd(fileno(file))) { |
146 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
147 | return 0; |
148 | } | |
149 | ||
f579559b TG |
150 | network = new0(Network, 1); |
151 | if (!network) | |
152 | return log_oom(); | |
153 | ||
5a3eb5a7 TG |
154 | network->manager = manager; |
155 | ||
f048a16b TG |
156 | LIST_HEAD_INIT(network->static_addresses); |
157 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 158 | LIST_HEAD_INIT(network->static_fdb_entries); |
a0e5c15d | 159 | LIST_HEAD_INIT(network->ipv6_proxy_ndp_addresses); |
95b74ef6 | 160 | LIST_HEAD_INIT(network->address_labels); |
057abfd8 | 161 | LIST_HEAD_INIT(network->static_prefixes); |
bce67bbe | 162 | LIST_HEAD_INIT(network->rules); |
f579559b | 163 | |
d5099efc | 164 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 165 | if (!network->stacked_netdevs) |
326cb406 SS |
166 | return log_oom(); |
167 | ||
f4859fc7 | 168 | network->addresses_by_section = hashmap_new(&network_config_hash_ops); |
6ae115c1 TG |
169 | if (!network->addresses_by_section) |
170 | return log_oom(); | |
171 | ||
f4859fc7 | 172 | network->routes_by_section = hashmap_new(&network_config_hash_ops); |
6ae115c1 TG |
173 | if (!network->routes_by_section) |
174 | return log_oom(); | |
175 | ||
b98b483b AR |
176 | network->fdb_entries_by_section = hashmap_new(NULL); |
177 | if (!network->fdb_entries_by_section) | |
178 | return log_oom(); | |
179 | ||
95b74ef6 SS |
180 | network->address_labels_by_section = hashmap_new(&network_config_hash_ops); |
181 | if (!network->address_labels_by_section) | |
057abfd8 PF |
182 | log_oom(); |
183 | ||
184 | network->prefixes_by_section = hashmap_new(&network_config_hash_ops); | |
185 | if (!network->prefixes_by_section) | |
95b74ef6 SS |
186 | return log_oom(); |
187 | ||
bce67bbe SS |
188 | network->rules_by_section = hashmap_new(&network_config_hash_ops); |
189 | if (!network->rules_by_section) | |
190 | return log_oom(); | |
191 | ||
6ae115c1 TG |
192 | network->filename = strdup(filename); |
193 | if (!network->filename) | |
194 | return log_oom(); | |
195 | ||
dbffab87 TG |
196 | network->name = strdup(basename(filename)); |
197 | if (!network->name) | |
198 | return log_oom(); | |
199 | ||
200 | d = strrchr(network->name, '.'); | |
201 | if (!d) | |
202 | return -EINVAL; | |
203 | ||
204 | assert(streq(d, ".network")); | |
205 | ||
206 | *d = '\0'; | |
207 | ||
cb9fc36a | 208 | network->dhcp = ADDRESS_FAMILY_NO; |
27cb34f5 LP |
209 | network->dhcp_use_ntp = true; |
210 | network->dhcp_use_dns = true; | |
211 | network->dhcp_use_hostname = true; | |
212 | network->dhcp_use_routes = true; | |
add8d07d | 213 | /* NOTE: this var might be overwriten by network_apply_anonymize_if_set */ |
27cb34f5 | 214 | network->dhcp_send_hostname = true; |
add8d07d | 215 | /* To enable/disable RFC7844 Anonymity Profiles */ |
216 | network->dhcp_anonymize = false; | |
84b5b79a | 217 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
add8d07d | 218 | /* NOTE: this var might be overwrite by network_apply_anonymize_if_set */ |
3e43b2cd | 219 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
f594276b | 220 | network->dhcp_route_table = RT_TABLE_MAIN; |
fc1ba79d | 221 | network->dhcp_route_table_set = false; |
add8d07d | 222 | /* NOTE: the following vars were not set to any default, |
223 | * even if they are commented in the man? | |
224 | * These vars might be overwriten by network_apply_anonymize_if_set */ | |
225 | network->dhcp_vendor_class_identifier = false; | |
95ab9eff AJ |
226 | /* NOTE: from man: UseMTU=... Defaults to false*/ |
227 | network->dhcp_use_mtu = false; | |
add8d07d | 228 | /* NOTE: from man: UseTimezone=... Defaults to "no".*/ |
229 | network->dhcp_use_timezone = false; | |
5be4d38e | 230 | |
539f2a73 LP |
231 | network->dhcp_server_emit_dns = true; |
232 | network->dhcp_server_emit_ntp = true; | |
77ff6022 | 233 | network->dhcp_server_emit_router = true; |
539f2a73 LP |
234 | network->dhcp_server_emit_timezone = true; |
235 | ||
9e25315c PF |
236 | network->router_emit_dns = true; |
237 | network->router_emit_domains = true; | |
238 | ||
84c34096 | 239 | network->use_bpdu = true; |
23da66bb | 240 | network->allow_port_to_be_root = true; |
072f9e4a | 241 | network->unicast_flood = true; |
b56be296 | 242 | network->priority = LINK_BRIDGE_PORT_PRIORITY_INVALID; |
84c34096 | 243 | |
7cececb2 LP |
244 | network->lldp_mode = LLDP_MODE_ROUTERS_ONLY; |
245 | ||
a7e5da6e | 246 | network->llmnr = RESOLVE_SUPPORT_YES; |
aaa297d4 | 247 | network->mdns = RESOLVE_SUPPORT_NO; |
ad6c0475 | 248 | network->dnssec_mode = _DNSSEC_MODE_INVALID; |
bd8f6538 | 249 | |
d0d6a4cd TG |
250 | network->link_local = ADDRESS_FAMILY_IPV6; |
251 | ||
1f0d9695 | 252 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
4f2e437a | 253 | network->ipv6_accept_ra = -1; |
8749cbcd | 254 | network->ipv6_dad_transmits = -1; |
b69c3180 | 255 | network->ipv6_hop_limit = -1; |
465dfe59 | 256 | network->ipv6_proxy_ndp = -1; |
8341a5c3 | 257 | network->duid.type = _DUID_TYPE_INVALID; |
23d8b221 | 258 | network->proxy_arp = -1; |
99d2baa2 | 259 | network->arp = -1; |
1e7a0e21 | 260 | network->ipv6_accept_ra_use_dns = true; |
2ba31d29 | 261 | network->ipv6_accept_ra_route_table = RT_TABLE_MAIN; |
49092e22 | 262 | |
23bb31aa ZJS |
263 | dropin_dirname = strjoina(network->name, ".network.d"); |
264 | ||
265 | r = config_parse_many(filename, network_dirs, dropin_dirname, | |
266 | "Match\0" | |
267 | "Link\0" | |
268 | "Network\0" | |
269 | "Address\0" | |
95b74ef6 | 270 | "IPv6AddressLabel\0" |
bce67bbe | 271 | "RoutingPolicyRule\0" |
23bb31aa ZJS |
272 | "Route\0" |
273 | "DHCP\0" | |
274 | "DHCPv4\0" /* compat */ | |
275 | "DHCPServer\0" | |
276 | "IPv6AcceptRA\0" | |
a0e5c15d | 277 | "IPv6NDPProxyAddress\0" |
23bb31aa ZJS |
278 | "Bridge\0" |
279 | "BridgeFDB\0" | |
9d5d0090 | 280 | "BridgeVLAN\0" |
7d5cac19 | 281 | "IPv6PrefixDelegation\0" |
9d5d0090 | 282 | "IPv6Prefix\0", |
23bb31aa | 283 | config_item_perf_lookup, network_network_gperf_lookup, |
bcde742e | 284 | CONFIG_PARSE_WARN, network); |
36f822c4 | 285 | if (r < 0) |
f579559b | 286 | return r; |
f579559b | 287 | |
add8d07d | 288 | network_apply_anonymize_if_set(network); |
289 | ||
5a8bcb67 LP |
290 | /* IPMasquerade=yes implies IPForward=yes */ |
291 | if (network->ip_masquerade) | |
769d324c | 292 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 293 | |
f579559b | 294 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 295 | |
dbffab87 TG |
296 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
297 | if (r < 0) | |
298 | return r; | |
299 | ||
300 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
301 | if (r < 0) | |
302 | return r; | |
303 | ||
3d3d4255 | 304 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
305 | if (!route->family) { |
306 | log_warning("Route section without Gateway field configured in %s. " | |
307 | "Ignoring", filename); | |
308 | return 0; | |
309 | } | |
b3070dc0 TG |
310 | } |
311 | ||
3d3d4255 | 312 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
313 | if (!address->family) { |
314 | log_warning("Address section without Address field configured in %s. " | |
315 | "Ignoring", filename); | |
316 | return 0; | |
317 | } | |
318 | } | |
319 | ||
f579559b TG |
320 | network = NULL; |
321 | ||
322 | return 0; | |
323 | } | |
324 | ||
325 | int network_load(Manager *manager) { | |
326 | Network *network; | |
477e73b5 ZJS |
327 | _cleanup_strv_free_ char **files = NULL; |
328 | char **f; | |
f579559b TG |
329 | int r; |
330 | ||
331 | assert(manager); | |
332 | ||
333 | while ((network = manager->networks)) | |
334 | network_free(network); | |
335 | ||
b5084605 | 336 | r = conf_files_list_strv(&files, ".network", NULL, 0, network_dirs); |
f647962d MS |
337 | if (r < 0) |
338 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
339 | |
340 | STRV_FOREACH_BACKWARDS(f, files) { | |
341 | r = network_load_one(manager, *f); | |
342 | if (r < 0) | |
343 | return r; | |
344 | } | |
345 | ||
f579559b TG |
346 | return 0; |
347 | } | |
348 | ||
f579559b | 349 | void network_free(Network *network) { |
a0e5c15d | 350 | IPv6ProxyNDPAddress *ipv6_proxy_ndp_address; |
bce67bbe SS |
351 | RoutingPolicyRule *rule; |
352 | FdbEntry *fdb_entry; | |
95b74ef6 | 353 | AddressLabel *label; |
057abfd8 | 354 | Prefix *prefix; |
bce67bbe SS |
355 | Address *address; |
356 | NetDev *netdev; | |
357 | Route *route; | |
06f021a8 | 358 | Iterator i; |
f579559b TG |
359 | |
360 | if (!network) | |
361 | return; | |
362 | ||
363 | free(network->filename); | |
364 | ||
365 | free(network->match_mac); | |
5256e00e TG |
366 | strv_free(network->match_path); |
367 | strv_free(network->match_driver); | |
368 | strv_free(network->match_type); | |
369 | strv_free(network->match_name); | |
f579559b TG |
370 | |
371 | free(network->description); | |
edb85f0d | 372 | free(network->dhcp_vendor_class_identifier); |
27cb34f5 | 373 | free(network->dhcp_hostname); |
f579559b | 374 | |
c106cc36 TG |
375 | free(network->mac); |
376 | ||
b0e39c82 | 377 | strv_free(network->ntp); |
5512a963 | 378 | free(network->dns); |
3df9bec5 LP |
379 | strv_free(network->search_domains); |
380 | strv_free(network->route_domains); | |
0d4ad91d | 381 | strv_free(network->bind_carrier); |
3bef724f | 382 | |
47e2dc31 | 383 | netdev_unref(network->bridge); |
47e2dc31 | 384 | netdev_unref(network->bond); |
6cb955c6 | 385 | netdev_unref(network->vrf); |
47e2dc31 | 386 | |
2c36be2f TG |
387 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
388 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 389 | netdev_unref(netdev); |
2c36be2f | 390 | } |
6a0a2f86 | 391 | hashmap_free(network->stacked_netdevs); |
326cb406 | 392 | |
f048a16b | 393 | while ((route = network->static_routes)) |
f579559b TG |
394 | route_free(route); |
395 | ||
f048a16b | 396 | while ((address = network->static_addresses)) |
f579559b TG |
397 | address_free(address); |
398 | ||
b98b483b AR |
399 | while ((fdb_entry = network->static_fdb_entries)) |
400 | fdb_entry_free(fdb_entry); | |
401 | ||
a0e5c15d FK |
402 | while ((ipv6_proxy_ndp_address = network->ipv6_proxy_ndp_addresses)) |
403 | ipv6_proxy_ndp_address_free(ipv6_proxy_ndp_address); | |
404 | ||
95b74ef6 SS |
405 | while ((label = network->address_labels)) |
406 | address_label_free(label); | |
407 | ||
057abfd8 PF |
408 | while ((prefix = network->static_prefixes)) |
409 | prefix_free(prefix); | |
410 | ||
bce67bbe SS |
411 | while ((rule = network->rules)) |
412 | routing_policy_rule_free(rule); | |
413 | ||
6ae115c1 TG |
414 | hashmap_free(network->addresses_by_section); |
415 | hashmap_free(network->routes_by_section); | |
b98b483b | 416 | hashmap_free(network->fdb_entries_by_section); |
95b74ef6 | 417 | hashmap_free(network->address_labels_by_section); |
057abfd8 | 418 | hashmap_free(network->prefixes_by_section); |
bce67bbe | 419 | hashmap_free(network->rules_by_section); |
6ae115c1 | 420 | |
dbffab87 TG |
421 | if (network->manager) { |
422 | if (network->manager->networks) | |
423 | LIST_REMOVE(networks, network->manager->networks, network); | |
424 | ||
425 | if (network->manager->networks_by_name) | |
426 | hashmap_remove(network->manager->networks_by_name, network->name); | |
427 | } | |
428 | ||
429 | free(network->name); | |
f579559b | 430 | |
79e16ce3 LP |
431 | condition_free_list(network->match_host); |
432 | condition_free_list(network->match_virt); | |
433 | condition_free_list(network->match_kernel); | |
434 | condition_free_list(network->match_arch); | |
435 | ||
8eb9058d | 436 | free(network->dhcp_server_timezone); |
1a04db0f LP |
437 | free(network->dhcp_server_dns); |
438 | free(network->dhcp_server_ntp); | |
8eb9058d | 439 | |
8a516214 LP |
440 | set_free_free(network->dnssec_negative_trust_anchors); |
441 | ||
f579559b TG |
442 | free(network); |
443 | } | |
444 | ||
dbffab87 TG |
445 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
446 | Network *network; | |
447 | ||
448 | assert(manager); | |
449 | assert(name); | |
450 | assert(ret); | |
451 | ||
452 | network = hashmap_get(manager->networks_by_name, name); | |
453 | if (!network) | |
454 | return -ENOENT; | |
455 | ||
456 | *ret = network; | |
457 | ||
458 | return 0; | |
459 | } | |
460 | ||
505f8da7 TG |
461 | int network_get(Manager *manager, struct udev_device *device, |
462 | const char *ifname, const struct ether_addr *address, | |
463 | Network **ret) { | |
f579559b | 464 | Network *network; |
af3aa302 | 465 | struct udev_device *parent; |
24c083df | 466 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
f579559b TG |
467 | |
468 | assert(manager); | |
f579559b | 469 | assert(ret); |
af3aa302 | 470 | |
24c083df TG |
471 | if (device) { |
472 | path = udev_device_get_property_value(device, "ID_PATH"); | |
af3aa302 | 473 | |
24c083df TG |
474 | parent = udev_device_get_parent(device); |
475 | if (parent) | |
476 | parent_driver = udev_device_get_driver(parent); | |
af3aa302 | 477 | |
24c083df | 478 | driver = udev_device_get_property_value(device, "ID_NET_DRIVER"); |
af3aa302 | 479 | |
24c083df TG |
480 | devtype = udev_device_get_devtype(device); |
481 | } | |
f579559b | 482 | |
f579559b TG |
483 | LIST_FOREACH(networks, network, manager->networks) { |
484 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
485 | network->match_driver, network->match_type, |
486 | network->match_name, network->match_host, | |
487 | network->match_virt, network->match_kernel, | |
488 | network->match_arch, | |
af3aa302 TG |
489 | address, path, parent_driver, driver, |
490 | devtype, ifname)) { | |
24c083df | 491 | if (network->match_name && device) { |
ca6038b8 TG |
492 | const char *attr; |
493 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
494 | ||
32bc8adc | 495 | attr = udev_device_get_sysattr_value(device, "name_assign_type"); |
285760fe | 496 | if (attr) |
dc751688 | 497 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
498 | |
499 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
500 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
501 | ifname, network->filename); | |
32bc8adc | 502 | else |
a2fae7bb | 503 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 504 | } else |
a2fae7bb | 505 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 506 | |
f579559b TG |
507 | *ret = network; |
508 | return 0; | |
509 | } | |
510 | } | |
511 | ||
512 | *ret = NULL; | |
513 | ||
514 | return -ENOENT; | |
515 | } | |
516 | ||
7d342c03 | 517 | int network_apply(Network *network, Link *link) { |
f579559b TG |
518 | int r; |
519 | ||
c4a03a56 TG |
520 | assert(network); |
521 | assert(link); | |
522 | ||
f579559b TG |
523 | link->network = network; |
524 | ||
bfa695b5 TG |
525 | if (network->ipv4ll_route) { |
526 | Route *route; | |
527 | ||
0b180d75 | 528 | r = route_new_static(network, NULL, 0, &route); |
bfa695b5 TG |
529 | if (r < 0) |
530 | return r; | |
531 | ||
2ce40956 | 532 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst.in); |
bfa695b5 TG |
533 | if (r == 0) |
534 | return -EINVAL; | |
535 | if (r < 0) | |
536 | return -errno; | |
537 | ||
538 | route->family = AF_INET; | |
539 | route->dst_prefixlen = 16; | |
540 | route->scope = RT_SCOPE_LINK; | |
86655331 | 541 | route->priority = IPV4LL_ROUTE_METRIC; |
bfa695b5 TG |
542 | route->protocol = RTPROT_STATIC; |
543 | } | |
544 | ||
5512a963 | 545 | if (network->n_dns > 0 || |
3df9bec5 LP |
546 | !strv_isempty(network->ntp) || |
547 | !strv_isempty(network->search_domains) || | |
2ad6b610 | 548 | !strv_isempty(network->route_domains)) |
84de38c5 | 549 | link_dirty(link); |
3bef724f | 550 | |
f579559b TG |
551 | return 0; |
552 | } | |
02b59d57 | 553 | |
439689c6 SS |
554 | bool network_has_static_ipv6_addresses(Network *network) { |
555 | Address *address; | |
556 | ||
557 | assert(network); | |
558 | ||
559 | LIST_FOREACH(addresses, address, network->static_addresses) { | |
560 | if (address->family == AF_INET6) | |
561 | return true; | |
562 | } | |
563 | ||
564 | return false; | |
565 | } | |
566 | ||
69a93e7d | 567 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
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 | Network *network = userdata; | |
31d0ac36 TG |
578 | _cleanup_free_ char *kind_string = NULL; |
579 | char *p; | |
1a436809 | 580 | NetDev *netdev; |
69a93e7d | 581 | NetDevKind kind; |
02b59d57 TG |
582 | int r; |
583 | ||
584 | assert(filename); | |
585 | assert(lvalue); | |
586 | assert(rvalue); | |
587 | assert(data); | |
588 | ||
69a93e7d TG |
589 | kind_string = strdup(lvalue); |
590 | if (!kind_string) | |
591 | return log_oom(); | |
52433f6b | 592 | |
69a93e7d TG |
593 | /* the keys are CamelCase versions of the kind */ |
594 | for (p = kind_string; *p; p++) | |
595 | *p = tolower(*p); | |
52433f6b | 596 | |
69a93e7d TG |
597 | kind = netdev_kind_from_string(kind_string); |
598 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 599 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
600 | return 0; |
601 | } | |
602 | ||
54abf461 TG |
603 | r = netdev_get(network->manager, rvalue, &netdev); |
604 | if (r < 0) { | |
12ca818f | 605 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
606 | return 0; |
607 | } | |
608 | ||
69a93e7d | 609 | if (netdev->kind != kind) { |
12ca818f | 610 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
611 | return 0; |
612 | } | |
613 | ||
69a93e7d TG |
614 | switch (kind) { |
615 | case NETDEV_KIND_BRIDGE: | |
616 | network->bridge = netdev; | |
54abf461 | 617 | |
69a93e7d TG |
618 | break; |
619 | case NETDEV_KIND_BOND: | |
620 | network->bond = netdev; | |
fe6b2d55 | 621 | |
6cb955c6 AR |
622 | break; |
623 | case NETDEV_KIND_VRF: | |
624 | network->vrf = netdev; | |
625 | ||
69a93e7d TG |
626 | break; |
627 | case NETDEV_KIND_VLAN: | |
69a93e7d | 628 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 629 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 630 | case NETDEV_KIND_IPVLAN: |
326cb406 | 631 | case NETDEV_KIND_VXLAN: |
92c918b0 | 632 | case NETDEV_KIND_VCAN: |
6a0a2f86 | 633 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 634 | if (r < 0) { |
a4820c46 | 635 | log_syntax(unit, LOG_ERR, filename, line, r, "Can not add NetDev '%s' to network: %m", rvalue); |
326cb406 SS |
636 | return 0; |
637 | } | |
638 | ||
69a93e7d TG |
639 | break; |
640 | default: | |
641 | assert_not_reached("Can not parse NetDev"); | |
fe6b2d55 TG |
642 | } |
643 | ||
47e2dc31 TG |
644 | netdev_ref(netdev); |
645 | ||
fe6b2d55 TG |
646 | return 0; |
647 | } | |
7951dea2 | 648 | |
3df9bec5 LP |
649 | int config_parse_domains( |
650 | const char *unit, | |
651 | const char *filename, | |
652 | unsigned line, | |
653 | const char *section, | |
654 | unsigned section_line, | |
655 | const char *lvalue, | |
656 | int ltype, | |
657 | const char *rvalue, | |
658 | void *data, | |
659 | void *userdata) { | |
660 | ||
661 | const char *p; | |
662 | Network *n = data; | |
6192b846 TG |
663 | int r; |
664 | ||
3df9bec5 LP |
665 | assert(n); |
666 | assert(lvalue); | |
667 | assert(rvalue); | |
6192b846 | 668 | |
3df9bec5 LP |
669 | if (isempty(rvalue)) { |
670 | n->search_domains = strv_free(n->search_domains); | |
671 | n->route_domains = strv_free(n->route_domains); | |
672 | return 0; | |
673 | } | |
67272d15 | 674 | |
3df9bec5 LP |
675 | p = rvalue; |
676 | for (;;) { | |
677 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
678 | const char *domain; | |
679 | bool is_route; | |
680 | ||
681 | r = extract_first_word(&p, &w, NULL, 0); | |
682 | if (r < 0) { | |
683 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract search or route domain, ignoring: %s", rvalue); | |
684 | break; | |
685 | } | |
686 | if (r == 0) | |
687 | break; | |
688 | ||
689 | is_route = w[0] == '~'; | |
690 | domain = is_route ? w + 1 : w; | |
691 | ||
692 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
693 | /* If the root domain appears as is, or the special token "*" is found, we'll consider this as | |
694 | * routing domain, unconditionally. */ | |
695 | is_route = true; | |
696 | domain = "."; /* make sure we don't allow empty strings, thus write the root domain as "." */ | |
697 | ||
698 | } else { | |
699 | r = dns_name_normalize(domain, &normalized); | |
700 | if (r < 0) { | |
701 | log_syntax(unit, LOG_ERR, filename, line, r, "'%s' is not a valid domain name, ignoring.", domain); | |
702 | continue; | |
703 | } | |
704 | ||
705 | domain = normalized; | |
706 | ||
707 | if (is_localhost(domain)) { | |
708 | log_syntax(unit, LOG_ERR, filename, line, 0, "'localhost' domain names may not be configure as search or route domains, ignoring assignment: %s", domain); | |
37de2509 | 709 | continue; |
3df9bec5 | 710 | } |
37de2509 | 711 | } |
40274ed6 | 712 | |
3df9bec5 LP |
713 | if (is_route) { |
714 | r = strv_extend(&n->route_domains, domain); | |
715 | if (r < 0) | |
716 | return log_oom(); | |
40274ed6 | 717 | |
3df9bec5 LP |
718 | } else { |
719 | r = strv_extend(&n->search_domains, domain); | |
720 | if (r < 0) | |
721 | return log_oom(); | |
722 | } | |
40274ed6 | 723 | } |
f15b6e5a | 724 | |
3df9bec5 LP |
725 | strv_uniq(n->route_domains); |
726 | strv_uniq(n->search_domains); | |
727 | ||
6192b846 TG |
728 | return 0; |
729 | } | |
730 | ||
7951dea2 SS |
731 | int config_parse_tunnel(const char *unit, |
732 | const char *filename, | |
733 | unsigned line, | |
734 | const char *section, | |
735 | unsigned section_line, | |
736 | const char *lvalue, | |
737 | int ltype, | |
738 | const char *rvalue, | |
739 | void *data, | |
740 | void *userdata) { | |
741 | Network *network = userdata; | |
742 | NetDev *netdev; | |
743 | int r; | |
744 | ||
745 | assert(filename); | |
746 | assert(lvalue); | |
747 | assert(rvalue); | |
748 | assert(data); | |
749 | ||
750 | r = netdev_get(network->manager, rvalue, &netdev); | |
751 | if (r < 0) { | |
6a7a4e4d | 752 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
753 | return 0; |
754 | } | |
755 | ||
d29ad81e ZJS |
756 | if (!IN_SET(netdev->kind, |
757 | NETDEV_KIND_IPIP, | |
758 | NETDEV_KIND_SIT, | |
759 | NETDEV_KIND_GRE, | |
760 | NETDEV_KIND_GRETAP, | |
761 | NETDEV_KIND_IP6GRE, | |
762 | NETDEV_KIND_IP6GRETAP, | |
763 | NETDEV_KIND_VTI, | |
764 | NETDEV_KIND_VTI6, | |
765 | NETDEV_KIND_IP6TNL)) { | |
12ca818f | 766 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
767 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
768 | return 0; | |
769 | } | |
770 | ||
6a0a2f86 TG |
771 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
772 | if (r < 0) { | |
6a7a4e4d | 773 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
774 | return 0; |
775 | } | |
776 | ||
777 | netdev_ref(netdev); | |
7951dea2 SS |
778 | |
779 | return 0; | |
780 | } | |
bd8f6538 | 781 | |
d0d6a4cd TG |
782 | int config_parse_ipv4ll( |
783 | const char* unit, | |
784 | const char *filename, | |
785 | unsigned line, | |
786 | const char *section, | |
787 | unsigned section_line, | |
788 | const char *lvalue, | |
789 | int ltype, | |
790 | const char *rvalue, | |
791 | void *data, | |
792 | void *userdata) { | |
793 | ||
794 | AddressFamilyBoolean *link_local = data; | |
795 | ||
796 | assert(filename); | |
797 | assert(lvalue); | |
798 | assert(rvalue); | |
799 | assert(data); | |
800 | ||
801 | /* Note that this is mostly like | |
802 | * config_parse_address_family_boolean(), except that it | |
803 | * applies only to IPv4 */ | |
804 | ||
5883ff60 | 805 | SET_FLAG(*link_local, ADDRESS_FAMILY_IPV4, parse_boolean(rvalue)); |
d0d6a4cd TG |
806 | |
807 | return 0; | |
808 | } | |
809 | ||
bd8f6538 TG |
810 | int config_parse_dhcp( |
811 | const char* unit, | |
812 | const char *filename, | |
813 | unsigned line, | |
814 | const char *section, | |
815 | unsigned section_line, | |
816 | const char *lvalue, | |
817 | int ltype, | |
818 | const char *rvalue, | |
819 | void *data, | |
820 | void *userdata) { | |
821 | ||
cb9fc36a | 822 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
823 | |
824 | assert(filename); | |
825 | assert(lvalue); | |
826 | assert(rvalue); | |
827 | assert(data); | |
828 | ||
769d324c LP |
829 | /* Note that this is mostly like |
830 | * config_parse_address_family_boolean(), except that it | |
831 | * understands some old names for the enum values */ | |
832 | ||
cb9fc36a LP |
833 | s = address_family_boolean_from_string(rvalue); |
834 | if (s < 0) { | |
835 | ||
836 | /* Previously, we had a slightly different enum here, | |
837 | * support its values for compatbility. */ | |
838 | ||
839 | if (streq(rvalue, "none")) | |
840 | s = ADDRESS_FAMILY_NO; | |
841 | else if (streq(rvalue, "v4")) | |
842 | s = ADDRESS_FAMILY_IPV4; | |
843 | else if (streq(rvalue, "v6")) | |
844 | s = ADDRESS_FAMILY_IPV6; | |
845 | else if (streq(rvalue, "both")) | |
846 | s = ADDRESS_FAMILY_YES; | |
847 | else { | |
12ca818f | 848 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
849 | return 0; |
850 | } | |
bd8f6538 TG |
851 | } |
852 | ||
cb9fc36a | 853 | *dhcp = s; |
bd8f6538 TG |
854 | return 0; |
855 | } | |
856 | ||
3e43b2cd JJ |
857 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
858 | [DHCP_CLIENT_ID_MAC] = "mac", | |
859 | [DHCP_CLIENT_ID_DUID] = "duid" | |
860 | }; | |
861 | ||
499d555a SS |
862 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DHCPClientIdentifier); |
863 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DHCPClientIdentifier, "Failed to parse client identifier type"); | |
3e43b2cd | 864 | |
60c35566 | 865 | int config_parse_ipv6token( |
7f77697a TG |
866 | const char* unit, |
867 | const char *filename, | |
868 | unsigned line, | |
869 | const char *section, | |
870 | unsigned section_line, | |
871 | const char *lvalue, | |
872 | int ltype, | |
873 | const char *rvalue, | |
874 | void *data, | |
875 | void *userdata) { | |
876 | ||
877 | union in_addr_union buffer; | |
878 | struct in6_addr *token = data; | |
879 | int r; | |
880 | ||
881 | assert(filename); | |
882 | assert(lvalue); | |
883 | assert(rvalue); | |
884 | assert(token); | |
885 | ||
886 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
887 | if (r < 0) { | |
6a7a4e4d | 888 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
889 | return 0; |
890 | } | |
891 | ||
892 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 893 | if (r != 0) { |
6a7a4e4d | 894 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token can not be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
895 | return 0; |
896 | } | |
897 | ||
898 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
12ca818f | 899 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token can not be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
900 | return 0; |
901 | } | |
902 | ||
903 | *token = buffer.in6; | |
904 | ||
905 | return 0; | |
906 | } | |
8add5f79 | 907 | |
49092e22 | 908 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
909 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
910 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
911 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
912 | }; |
913 | ||
914 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
915 | ||
916 | int config_parse_ipv6_privacy_extensions( | |
917 | const char* unit, | |
918 | const char *filename, | |
919 | unsigned line, | |
920 | const char *section, | |
921 | unsigned section_line, | |
922 | const char *lvalue, | |
923 | int ltype, | |
924 | const char *rvalue, | |
925 | void *data, | |
926 | void *userdata) { | |
927 | ||
928 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
929 | int k; | |
930 | ||
931 | assert(filename); | |
932 | assert(lvalue); | |
933 | assert(rvalue); | |
934 | assert(ipv6_privacy_extensions); | |
935 | ||
936 | /* Our enum shall be a superset of booleans, hence first try | |
937 | * to parse as boolean, and then as enum */ | |
938 | ||
939 | k = parse_boolean(rvalue); | |
940 | if (k > 0) | |
1f0d9695 | 941 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 942 | else if (k == 0) |
1f0d9695 | 943 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 944 | else { |
1f0d9695 | 945 | IPv6PrivacyExtensions s; |
49092e22 SS |
946 | |
947 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
948 | if (s < 0) { |
949 | ||
950 | if (streq(rvalue, "kernel")) | |
951 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
952 | else { | |
12ca818f | 953 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
954 | return 0; |
955 | } | |
49092e22 SS |
956 | } |
957 | ||
958 | *ipv6_privacy_extensions = s; | |
959 | } | |
960 | ||
961 | return 0; | |
962 | } | |
a7d0ef44 | 963 | |
1ac608c9 LP |
964 | int config_parse_hostname( |
965 | const char *unit, | |
966 | const char *filename, | |
967 | unsigned line, | |
968 | const char *section, | |
969 | unsigned section_line, | |
970 | const char *lvalue, | |
971 | int ltype, | |
972 | const char *rvalue, | |
973 | void *data, | |
974 | void *userdata) { | |
975 | ||
976 | char **hostname = data, *hn = NULL; | |
a7d0ef44 SS |
977 | int r; |
978 | ||
979 | assert(filename); | |
980 | assert(lvalue); | |
981 | assert(rvalue); | |
982 | ||
1ac608c9 | 983 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
984 | if (r < 0) |
985 | return r; | |
986 | ||
1ac608c9 | 987 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 988 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
989 | free(hn); |
990 | return 0; | |
991 | } | |
992 | ||
1ac608c9 | 993 | free(*hostname); |
ae691c1d | 994 | *hostname = hostname_cleanup(hn); |
a7d0ef44 SS |
995 | return 0; |
996 | } | |
8eb9058d LP |
997 | |
998 | int config_parse_timezone( | |
999 | const char *unit, | |
1000 | const char *filename, | |
1001 | unsigned line, | |
1002 | const char *section, | |
1003 | unsigned section_line, | |
1004 | const char *lvalue, | |
1005 | int ltype, | |
1006 | const char *rvalue, | |
1007 | void *data, | |
1008 | void *userdata) { | |
1009 | ||
64d6c229 | 1010 | char **datap = data, *tz = NULL; |
8eb9058d LP |
1011 | int r; |
1012 | ||
1013 | assert(filename); | |
1014 | assert(lvalue); | |
1015 | assert(rvalue); | |
1016 | ||
1017 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
1018 | if (r < 0) | |
1019 | return r; | |
1020 | ||
1021 | if (!timezone_is_valid(tz)) { | |
12ca818f | 1022 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1023 | free(tz); |
1024 | return 0; | |
1025 | } | |
1026 | ||
64d6c229 TA |
1027 | free(*datap); |
1028 | *datap = tz; | |
8eb9058d LP |
1029 | |
1030 | return 0; | |
1031 | } | |
1a04db0f LP |
1032 | |
1033 | int config_parse_dhcp_server_dns( | |
1034 | const char *unit, | |
1035 | const char *filename, | |
1036 | unsigned line, | |
1037 | const char *section, | |
1038 | unsigned section_line, | |
1039 | const char *lvalue, | |
1040 | int ltype, | |
1041 | const char *rvalue, | |
1042 | void *data, | |
1043 | void *userdata) { | |
1044 | ||
1045 | Network *n = data; | |
1046 | const char *p = rvalue; | |
1047 | int r; | |
1048 | ||
1049 | assert(filename); | |
1050 | assert(lvalue); | |
1051 | assert(rvalue); | |
1052 | ||
1053 | for (;;) { | |
1054 | _cleanup_free_ char *w = NULL; | |
1055 | struct in_addr a, *m; | |
1056 | ||
1057 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1058 | if (r == -ENOMEM) |
1059 | return log_oom(); | |
1a04db0f LP |
1060 | if (r < 0) { |
1061 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1062 | return 0; | |
1063 | } | |
1a04db0f | 1064 | if (r == 0) |
fa105ce6 | 1065 | break; |
1a04db0f LP |
1066 | |
1067 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1068 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
1069 | continue; |
1070 | } | |
1071 | ||
1072 | m = realloc(n->dhcp_server_dns, (n->n_dhcp_server_dns + 1) * sizeof(struct in_addr)); | |
1073 | if (!m) | |
1074 | return log_oom(); | |
1075 | ||
1076 | m[n->n_dhcp_server_dns++] = a; | |
1077 | n->dhcp_server_dns = m; | |
1078 | } | |
fa105ce6 | 1079 | |
88295a05 PF |
1080 | return 0; |
1081 | } | |
1082 | ||
1083 | int config_parse_radv_dns( | |
1084 | const char *unit, | |
1085 | const char *filename, | |
1086 | unsigned line, | |
1087 | const char *section, | |
1088 | unsigned section_line, | |
1089 | const char *lvalue, | |
1090 | int ltype, | |
1091 | const char *rvalue, | |
1092 | void *data, | |
1093 | void *userdata) { | |
1094 | ||
1095 | Network *n = data; | |
1096 | const char *p = rvalue; | |
1097 | int r; | |
1098 | ||
1099 | assert(filename); | |
1100 | assert(lvalue); | |
1101 | assert(rvalue); | |
1102 | ||
1103 | for (;;) { | |
1104 | _cleanup_free_ char *w = NULL; | |
1105 | union in_addr_union a; | |
1106 | ||
1107 | r = extract_first_word(&p, &w, NULL, 0); | |
1108 | if (r == -ENOMEM) | |
1109 | return log_oom(); | |
1110 | if (r < 0) { | |
1111 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1112 | return 0; | |
1113 | } | |
1114 | if (r == 0) | |
1115 | break; | |
1116 | ||
1117 | if (in_addr_from_string(AF_INET6, w, &a) >= 0) { | |
1118 | struct in6_addr *m; | |
1119 | ||
1120 | m = realloc(n->router_dns, (n->n_router_dns + 1) * sizeof(struct in6_addr)); | |
1121 | if (!m) | |
1122 | return log_oom(); | |
1123 | ||
1124 | m[n->n_router_dns++] = a.in6; | |
1125 | n->router_dns = m; | |
1126 | ||
1127 | } else | |
1128 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); | |
1129 | ||
1130 | } | |
1131 | ||
700f1186 PF |
1132 | return 0; |
1133 | } | |
1134 | ||
1135 | int config_parse_radv_search_domains( | |
1136 | const char *unit, | |
1137 | const char *filename, | |
1138 | unsigned line, | |
1139 | const char *section, | |
1140 | unsigned section_line, | |
1141 | const char *lvalue, | |
1142 | int ltype, | |
1143 | const char *rvalue, | |
1144 | void *data, | |
1145 | void *userdata) { | |
1146 | ||
1147 | Network *n = data; | |
1148 | const char *p = rvalue; | |
1149 | int r; | |
1150 | ||
1151 | assert(filename); | |
1152 | assert(lvalue); | |
1153 | assert(rvalue); | |
1154 | ||
1155 | for (;;) { | |
1156 | _cleanup_free_ char *w = NULL; | |
1157 | _cleanup_free_ char *idna = NULL; | |
1158 | ||
1159 | r = extract_first_word(&p, &w, NULL, 0); | |
1160 | if (r == -ENOMEM) | |
1161 | return log_oom(); | |
1162 | if (r < 0) { | |
1163 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1164 | return 0; | |
1165 | } | |
1166 | if (r == 0) | |
1167 | break; | |
1168 | ||
1169 | r = dns_name_apply_idna(w, &idna); | |
1170 | if (r > 0) { | |
1171 | r = strv_push(&n->router_search_domains, idna); | |
1172 | if (r >= 0) | |
1173 | idna = NULL; | |
1174 | } else if (r == 0) { | |
1175 | r = strv_push(&n->router_search_domains, w); | |
1176 | if (r >= 0) | |
1177 | w = NULL; | |
1178 | } | |
1179 | } | |
1180 | ||
fa105ce6 | 1181 | return 0; |
1a04db0f LP |
1182 | } |
1183 | ||
1184 | int config_parse_dhcp_server_ntp( | |
1185 | const char *unit, | |
1186 | const char *filename, | |
1187 | unsigned line, | |
1188 | const char *section, | |
1189 | unsigned section_line, | |
1190 | const char *lvalue, | |
1191 | int ltype, | |
1192 | const char *rvalue, | |
1193 | void *data, | |
1194 | void *userdata) { | |
1195 | ||
1196 | Network *n = data; | |
1197 | const char *p = rvalue; | |
1198 | int r; | |
1199 | ||
1200 | assert(filename); | |
1201 | assert(lvalue); | |
1202 | assert(rvalue); | |
1203 | ||
1204 | for (;;) { | |
1205 | _cleanup_free_ char *w = NULL; | |
1206 | struct in_addr a, *m; | |
1207 | ||
1208 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1209 | if (r == -ENOMEM) |
1210 | return log_oom(); | |
1a04db0f | 1211 | if (r < 0) { |
12ca818f | 1212 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
1213 | return 0; |
1214 | } | |
1a04db0f LP |
1215 | if (r == 0) |
1216 | return 0; | |
1217 | ||
1218 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1219 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
1220 | continue; |
1221 | } | |
1222 | ||
1223 | m = realloc(n->dhcp_server_ntp, (n->n_dhcp_server_ntp + 1) * sizeof(struct in_addr)); | |
1224 | if (!m) | |
1225 | return log_oom(); | |
1226 | ||
1227 | m[n->n_dhcp_server_ntp++] = a; | |
1228 | n->dhcp_server_ntp = m; | |
1229 | } | |
1230 | } | |
8a516214 | 1231 | |
53253824 SS |
1232 | int config_parse_dns( |
1233 | const char *unit, | |
1234 | const char *filename, | |
1235 | unsigned line, | |
1236 | const char *section, | |
1237 | unsigned section_line, | |
1238 | const char *lvalue, | |
1239 | int ltype, | |
1240 | const char *rvalue, | |
1241 | void *data, | |
1242 | void *userdata) { | |
1243 | ||
1244 | Network *n = userdata; | |
1245 | int r; | |
1246 | ||
1247 | assert(filename); | |
1248 | assert(lvalue); | |
1249 | assert(rvalue); | |
1250 | ||
1251 | for (;;) { | |
1252 | _cleanup_free_ char *w = NULL; | |
1253 | union in_addr_union a; | |
5512a963 | 1254 | struct in_addr_data *m; |
53253824 SS |
1255 | int family; |
1256 | ||
5512a963 | 1257 | r = extract_first_word(&rvalue, &w, NULL, 0); |
53253824 SS |
1258 | if (r == -ENOMEM) |
1259 | return log_oom(); | |
1260 | if (r < 0) { | |
1261 | log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); | |
1262 | break; | |
1263 | } | |
5512a963 LP |
1264 | if (r == 0) |
1265 | break; | |
53253824 SS |
1266 | |
1267 | r = in_addr_from_string_auto(w, &family, &a); | |
1268 | if (r < 0) { | |
5512a963 | 1269 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1270 | continue; |
1271 | } | |
1272 | ||
5512a963 LP |
1273 | m = realloc(n->dns, (n->n_dns + 1) * sizeof(struct in_addr_data)); |
1274 | if (!m) | |
53253824 SS |
1275 | return log_oom(); |
1276 | ||
5512a963 LP |
1277 | m[n->n_dns++] = (struct in_addr_data) { |
1278 | .family = family, | |
1279 | .address = a, | |
1280 | }; | |
1281 | ||
1282 | n->dns = m; | |
53253824 SS |
1283 | } |
1284 | ||
1285 | return 0; | |
1286 | } | |
1287 | ||
8a516214 LP |
1288 | int config_parse_dnssec_negative_trust_anchors( |
1289 | const char *unit, | |
1290 | const char *filename, | |
1291 | unsigned line, | |
1292 | const char *section, | |
1293 | unsigned section_line, | |
1294 | const char *lvalue, | |
1295 | int ltype, | |
1296 | const char *rvalue, | |
1297 | void *data, | |
1298 | void *userdata) { | |
1299 | ||
1300 | const char *p = rvalue; | |
1301 | Network *n = data; | |
1302 | int r; | |
1303 | ||
3df9bec5 | 1304 | assert(n); |
8a516214 LP |
1305 | assert(lvalue); |
1306 | assert(rvalue); | |
1307 | ||
1308 | if (isempty(rvalue)) { | |
1309 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1310 | return 0; | |
1311 | } | |
1312 | ||
1313 | for (;;) { | |
1314 | _cleanup_free_ char *w = NULL; | |
1315 | ||
1316 | r = extract_first_word(&p, &w, NULL, 0); | |
1317 | if (r < 0) { | |
1318 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
1319 | break; | |
1320 | } | |
1321 | if (r == 0) | |
1322 | break; | |
1323 | ||
1324 | r = dns_name_is_valid(w); | |
1325 | if (r <= 0) { | |
1326 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w); | |
1327 | continue; | |
1328 | } | |
1329 | ||
cbbf38ae LP |
1330 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1331 | if (r < 0) | |
1332 | return log_oom(); | |
1333 | ||
8a516214 LP |
1334 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1335 | if (r < 0) | |
1336 | return log_oom(); | |
1337 | if (r > 0) | |
1338 | w = NULL; | |
1339 | } | |
1340 | ||
1341 | return 0; | |
1342 | } | |
b2a81c0b | 1343 | |
26575990 LP |
1344 | int config_parse_ntp( |
1345 | const char *unit, | |
1346 | const char *filename, | |
1347 | unsigned line, | |
1348 | const char *section, | |
1349 | unsigned section_line, | |
1350 | const char *lvalue, | |
1351 | int ltype, | |
1352 | const char *rvalue, | |
1353 | void *data, | |
1354 | void *userdata) { | |
1355 | ||
1356 | char ***l = data; | |
1357 | int r; | |
1358 | ||
1359 | assert(l); | |
1360 | assert(lvalue); | |
1361 | assert(rvalue); | |
1362 | ||
1363 | if (isempty(rvalue)) { | |
1364 | *l = strv_free(*l); | |
1365 | return 0; | |
1366 | } | |
1367 | ||
1368 | for (;;) { | |
1369 | _cleanup_free_ char *w = NULL; | |
1370 | ||
1371 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1372 | if (r == -ENOMEM) | |
1373 | return log_oom(); | |
1374 | if (r < 0) { | |
1375 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract NTP server name, ignoring: %s", rvalue); | |
1376 | break; | |
1377 | } | |
1378 | if (r == 0) | |
1379 | break; | |
1380 | ||
1381 | r = dns_name_is_valid_or_address(w); | |
1382 | if (r <= 0) { | |
1383 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name or IP address, ignoring.", w); | |
1384 | continue; | |
1385 | } | |
1386 | ||
1387 | r = strv_push(l, w); | |
1388 | if (r < 0) | |
1389 | return log_oom(); | |
1390 | ||
1391 | w = NULL; | |
1392 | } | |
1393 | ||
1394 | return 0; | |
1395 | } | |
1396 | ||
f594276b JK |
1397 | int config_parse_dhcp_route_table(const char *unit, |
1398 | const char *filename, | |
1399 | unsigned line, | |
1400 | const char *section, | |
1401 | unsigned section_line, | |
1402 | const char *lvalue, | |
1403 | int ltype, | |
1404 | const char *rvalue, | |
1405 | void *data, | |
1406 | void *userdata) { | |
fc1ba79d | 1407 | Network *network = data; |
f594276b JK |
1408 | uint32_t rt; |
1409 | int r; | |
1410 | ||
1411 | assert(filename); | |
1412 | assert(lvalue); | |
1413 | assert(rvalue); | |
1414 | assert(data); | |
1415 | ||
1416 | r = safe_atou32(rvalue, &rt); | |
1417 | if (r < 0) { | |
1418 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1419 | "Unable to read RouteTable, ignoring assignment: %s", rvalue); | |
1420 | return 0; | |
1421 | } | |
1422 | ||
fc1ba79d AR |
1423 | network->dhcp_route_table = rt; |
1424 | network->dhcp_route_table_set = true; | |
f594276b JK |
1425 | |
1426 | return 0; | |
1427 | } | |
1428 | ||
b2a81c0b LP |
1429 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, "Failed to parse DHCP use domains setting"); |
1430 | ||
1431 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
1432 | [DHCP_USE_DOMAINS_NO] = "no", | |
1433 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
1434 | [DHCP_USE_DOMAINS_YES] = "yes", | |
1435 | }; | |
1436 | ||
1437 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
34437b4f LP |
1438 | |
1439 | DEFINE_CONFIG_PARSE_ENUM(config_parse_lldp_mode, lldp_mode, LLDPMode, "Failed to parse LLDP= setting."); | |
1440 | ||
1441 | static const char* const lldp_mode_table[_LLDP_MODE_MAX] = { | |
1442 | [LLDP_MODE_NO] = "no", | |
1443 | [LLDP_MODE_YES] = "yes", | |
1444 | [LLDP_MODE_ROUTERS_ONLY] = "routers-only", | |
1445 | }; | |
1446 | ||
1447 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(lldp_mode, LLDPMode, LLDP_MODE_YES); |