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