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Commit | Line | Data |
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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> | |
f579559b TG |
6 | ***/ |
7 | ||
69a93e7d | 8 | #include <ctype.h> |
987efa17 | 9 | #include <net/if.h> |
69a93e7d | 10 | |
b5efdb8a | 11 | #include "alloc-util.h" |
f579559b TG |
12 | #include "conf-files.h" |
13 | #include "conf-parser.h" | |
37de2509 | 14 | #include "dns-domain.h" |
3ffd4af2 | 15 | #include "fd-util.h" |
07630cea | 16 | #include "hostname-util.h" |
88295a05 | 17 | #include "in-addr-util.h" |
fc2f9534 | 18 | #include "network-internal.h" |
23f53b99 | 19 | #include "networkd-manager.h" |
3ffd4af2 | 20 | #include "networkd-network.h" |
6bedfcbb | 21 | #include "parse-util.h" |
8a516214 | 22 | #include "set.h" |
8fcde012 | 23 | #include "stat-util.h" |
8b43440b | 24 | #include "string-table.h" |
07630cea | 25 | #include "string-util.h" |
700f1186 | 26 | #include "strv.h" |
07630cea | 27 | #include "util.h" |
f579559b | 28 | |
f4859fc7 SS |
29 | static void network_config_hash_func(const void *p, struct siphash *state) { |
30 | const NetworkConfigSection *c = p; | |
31 | ||
32 | siphash24_compress(c->filename, strlen(c->filename), state); | |
33 | siphash24_compress(&c->line, sizeof(c->line), state); | |
34 | } | |
35 | ||
36 | static int network_config_compare_func(const void *a, const void *b) { | |
37 | const NetworkConfigSection *x = a, *y = b; | |
38 | int r; | |
39 | ||
40 | r = strcmp(x->filename, y->filename); | |
41 | if (r != 0) | |
42 | return r; | |
43 | ||
44 | return y->line - x->line; | |
45 | } | |
46 | ||
47 | const struct hash_ops network_config_hash_ops = { | |
48 | .hash = network_config_hash_func, | |
49 | .compare = network_config_compare_func, | |
50 | }; | |
51 | ||
52 | int network_config_section_new(const char *filename, unsigned line, NetworkConfigSection **s) { | |
53 | NetworkConfigSection *cs; | |
54 | ||
55 | cs = malloc0(offsetof(NetworkConfigSection, filename) + strlen(filename) + 1); | |
56 | if (!cs) | |
57 | return -ENOMEM; | |
58 | ||
59 | strcpy(cs->filename, filename); | |
60 | cs->line = line; | |
61 | ||
ae2a15bc | 62 | *s = TAKE_PTR(cs); |
f4859fc7 SS |
63 | |
64 | return 0; | |
65 | } | |
66 | ||
67 | void network_config_section_free(NetworkConfigSection *cs) { | |
bce67bbe | 68 | free(cs); |
f4859fc7 SS |
69 | } |
70 | ||
add8d07d | 71 | /* Set defaults following RFC7844 */ |
72 | void network_apply_anonymize_if_set(Network *network) { | |
73 | if (!network->dhcp_anonymize) | |
74 | return; | |
75 | /* RFC7844 3.7 | |
76 | SHOULD NOT send the Host Name option */ | |
77 | network->dhcp_send_hostname = false; | |
78 | /* RFC7844 section 3.: | |
79 | MAY contain the Client Identifier option | |
80 | Section 3.5: | |
81 | clients MUST use client identifiers based solely | |
82 | on the link-layer address */ | |
83 | /* NOTE: Using MAC, as it does not reveal extra information, | |
84 | * and some servers might not answer if this option is not sent */ | |
85 | network->dhcp_client_identifier = DHCP_CLIENT_ID_MAC; | |
86 | /* RFC 7844 3.10: | |
87 | SHOULD NOT use the Vendor Class Identifier option */ | |
88 | /* NOTE: it was not initiallized to any value in network_load_one. */ | |
89 | network->dhcp_vendor_class_identifier = false; | |
90 | /* RFC7844 section 3.6.: | |
91 | The client intending to protect its privacy SHOULD only request a | |
92 | minimal number of options in the PRL and SHOULD also randomly shuffle | |
93 | the ordering of option codes in the PRL. If this random ordering | |
94 | cannot be implemented, the client MAY order the option codes in the | |
95 | PRL by option code number (lowest to highest). | |
96 | */ | |
97 | /* NOTE: dhcp_use_mtu is false by default, | |
98 | * though it was not initiallized to any value in network_load_one. | |
99 | * Maybe there should be another var called *send*? | |
100 | * (to use the MTU sent by the server but to do not send | |
101 | * the option in the PRL). */ | |
102 | network->dhcp_use_mtu = false; | |
28522b0d | 103 | /* NOTE: when Anonymize=yes, the PRL route options are sent by default, |
104 | * but this is needed to use them. */ | |
105 | network->dhcp_use_routes = true; | |
add8d07d | 106 | /* RFC7844 section 3.6. |
107 | * same comments as previous option */ | |
108 | network->dhcp_use_timezone = false; | |
109 | } | |
110 | ||
f579559b | 111 | static int network_load_one(Manager *manager, const char *filename) { |
8e766630 | 112 | _cleanup_(network_freep) Network *network = NULL; |
f579559b | 113 | _cleanup_fclose_ FILE *file = NULL; |
dbffab87 | 114 | char *d; |
047a0dac | 115 | const char *dropin_dirname; |
b3070dc0 TG |
116 | Route *route; |
117 | Address *address; | |
f579559b TG |
118 | int r; |
119 | ||
bf1bc670 TA |
120 | assert(manager); |
121 | assert(filename); | |
122 | ||
f579559b TG |
123 | file = fopen(filename, "re"); |
124 | if (!file) { | |
125 | if (errno == ENOENT) | |
126 | return 0; | |
1e7a0e21 LP |
127 | |
128 | return -errno; | |
f579559b TG |
129 | } |
130 | ||
ed88bcfb ZJS |
131 | if (null_or_empty_fd(fileno(file))) { |
132 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
133 | return 0; |
134 | } | |
135 | ||
f579559b TG |
136 | network = new0(Network, 1); |
137 | if (!network) | |
138 | return log_oom(); | |
139 | ||
5a3eb5a7 TG |
140 | network->manager = manager; |
141 | ||
f048a16b TG |
142 | LIST_HEAD_INIT(network->static_addresses); |
143 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 144 | LIST_HEAD_INIT(network->static_fdb_entries); |
a0e5c15d | 145 | LIST_HEAD_INIT(network->ipv6_proxy_ndp_addresses); |
95b74ef6 | 146 | LIST_HEAD_INIT(network->address_labels); |
057abfd8 | 147 | LIST_HEAD_INIT(network->static_prefixes); |
bce67bbe | 148 | LIST_HEAD_INIT(network->rules); |
f579559b | 149 | |
d5099efc | 150 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 151 | if (!network->stacked_netdevs) |
326cb406 SS |
152 | return log_oom(); |
153 | ||
f4859fc7 | 154 | network->addresses_by_section = hashmap_new(&network_config_hash_ops); |
6ae115c1 TG |
155 | if (!network->addresses_by_section) |
156 | return log_oom(); | |
157 | ||
f4859fc7 | 158 | network->routes_by_section = hashmap_new(&network_config_hash_ops); |
6ae115c1 TG |
159 | if (!network->routes_by_section) |
160 | return log_oom(); | |
161 | ||
b98b483b AR |
162 | network->fdb_entries_by_section = hashmap_new(NULL); |
163 | if (!network->fdb_entries_by_section) | |
164 | return log_oom(); | |
165 | ||
95b74ef6 SS |
166 | network->address_labels_by_section = hashmap_new(&network_config_hash_ops); |
167 | if (!network->address_labels_by_section) | |
057abfd8 PF |
168 | log_oom(); |
169 | ||
170 | network->prefixes_by_section = hashmap_new(&network_config_hash_ops); | |
171 | if (!network->prefixes_by_section) | |
95b74ef6 SS |
172 | return log_oom(); |
173 | ||
bce67bbe SS |
174 | network->rules_by_section = hashmap_new(&network_config_hash_ops); |
175 | if (!network->rules_by_section) | |
176 | return log_oom(); | |
177 | ||
6ae115c1 TG |
178 | network->filename = strdup(filename); |
179 | if (!network->filename) | |
180 | return log_oom(); | |
181 | ||
dbffab87 TG |
182 | network->name = strdup(basename(filename)); |
183 | if (!network->name) | |
184 | return log_oom(); | |
185 | ||
186 | d = strrchr(network->name, '.'); | |
187 | if (!d) | |
188 | return -EINVAL; | |
189 | ||
190 | assert(streq(d, ".network")); | |
191 | ||
192 | *d = '\0'; | |
193 | ||
c1a38904 | 194 | network->required_for_online = true; |
cb9fc36a | 195 | network->dhcp = ADDRESS_FAMILY_NO; |
27cb34f5 LP |
196 | network->dhcp_use_ntp = true; |
197 | network->dhcp_use_dns = true; | |
198 | network->dhcp_use_hostname = true; | |
199 | network->dhcp_use_routes = true; | |
add8d07d | 200 | /* NOTE: this var might be overwriten by network_apply_anonymize_if_set */ |
27cb34f5 | 201 | network->dhcp_send_hostname = true; |
add8d07d | 202 | /* To enable/disable RFC7844 Anonymity Profiles */ |
203 | network->dhcp_anonymize = false; | |
84b5b79a | 204 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
add8d07d | 205 | /* NOTE: this var might be overwrite by network_apply_anonymize_if_set */ |
3e43b2cd | 206 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
f594276b | 207 | network->dhcp_route_table = RT_TABLE_MAIN; |
fc1ba79d | 208 | network->dhcp_route_table_set = false; |
add8d07d | 209 | /* NOTE: the following vars were not set to any default, |
210 | * even if they are commented in the man? | |
211 | * These vars might be overwriten by network_apply_anonymize_if_set */ | |
212 | network->dhcp_vendor_class_identifier = false; | |
95ab9eff AJ |
213 | /* NOTE: from man: UseMTU=... Defaults to false*/ |
214 | network->dhcp_use_mtu = false; | |
add8d07d | 215 | /* NOTE: from man: UseTimezone=... Defaults to "no".*/ |
216 | network->dhcp_use_timezone = false; | |
fb5c8216 | 217 | network->rapid_commit = true; |
5be4d38e | 218 | |
539f2a73 LP |
219 | network->dhcp_server_emit_dns = true; |
220 | network->dhcp_server_emit_ntp = true; | |
77ff6022 | 221 | network->dhcp_server_emit_router = true; |
539f2a73 LP |
222 | network->dhcp_server_emit_timezone = true; |
223 | ||
9e25315c PF |
224 | network->router_emit_dns = true; |
225 | network->router_emit_domains = true; | |
226 | ||
7f9915f0 SS |
227 | network->use_bpdu = -1; |
228 | network->hairpin = -1; | |
229 | network->fast_leave = -1; | |
230 | network->allow_port_to_be_root = -1; | |
231 | network->unicast_flood = -1; | |
b56be296 | 232 | network->priority = LINK_BRIDGE_PORT_PRIORITY_INVALID; |
84c34096 | 233 | |
7cececb2 LP |
234 | network->lldp_mode = LLDP_MODE_ROUTERS_ONLY; |
235 | ||
a7e5da6e | 236 | network->llmnr = RESOLVE_SUPPORT_YES; |
aaa297d4 | 237 | network->mdns = RESOLVE_SUPPORT_NO; |
ad6c0475 | 238 | network->dnssec_mode = _DNSSEC_MODE_INVALID; |
bd8f6538 | 239 | |
d0d6a4cd TG |
240 | network->link_local = ADDRESS_FAMILY_IPV6; |
241 | ||
1f0d9695 | 242 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
4f2e437a | 243 | network->ipv6_accept_ra = -1; |
8749cbcd | 244 | network->ipv6_dad_transmits = -1; |
b69c3180 | 245 | network->ipv6_hop_limit = -1; |
465dfe59 | 246 | network->ipv6_proxy_ndp = -1; |
8341a5c3 | 247 | network->duid.type = _DUID_TYPE_INVALID; |
23d8b221 | 248 | network->proxy_arp = -1; |
99d2baa2 | 249 | network->arp = -1; |
1e7a0e21 | 250 | network->ipv6_accept_ra_use_dns = true; |
2ba31d29 | 251 | network->ipv6_accept_ra_route_table = RT_TABLE_MAIN; |
11102cba | 252 | network->ipv6_mtu = 0; |
49092e22 | 253 | |
23bb31aa ZJS |
254 | dropin_dirname = strjoina(network->name, ".network.d"); |
255 | ||
256 | r = config_parse_many(filename, network_dirs, dropin_dirname, | |
257 | "Match\0" | |
258 | "Link\0" | |
259 | "Network\0" | |
260 | "Address\0" | |
95b74ef6 | 261 | "IPv6AddressLabel\0" |
bce67bbe | 262 | "RoutingPolicyRule\0" |
23bb31aa ZJS |
263 | "Route\0" |
264 | "DHCP\0" | |
265 | "DHCPv4\0" /* compat */ | |
266 | "DHCPServer\0" | |
267 | "IPv6AcceptRA\0" | |
a0e5c15d | 268 | "IPv6NDPProxyAddress\0" |
23bb31aa ZJS |
269 | "Bridge\0" |
270 | "BridgeFDB\0" | |
9d5d0090 | 271 | "BridgeVLAN\0" |
7d5cac19 | 272 | "IPv6PrefixDelegation\0" |
9d5d0090 | 273 | "IPv6Prefix\0", |
23bb31aa | 274 | config_item_perf_lookup, network_network_gperf_lookup, |
bcde742e | 275 | CONFIG_PARSE_WARN, network); |
36f822c4 | 276 | if (r < 0) |
f579559b | 277 | return r; |
f579559b | 278 | |
add8d07d | 279 | network_apply_anonymize_if_set(network); |
280 | ||
5a8bcb67 LP |
281 | /* IPMasquerade=yes implies IPForward=yes */ |
282 | if (network->ip_masquerade) | |
769d324c | 283 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 284 | |
f579559b | 285 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 286 | |
dbffab87 TG |
287 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
288 | if (r < 0) | |
289 | return r; | |
290 | ||
291 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
292 | if (r < 0) | |
293 | return r; | |
294 | ||
3d3d4255 | 295 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
296 | if (!route->family) { |
297 | log_warning("Route section without Gateway field configured in %s. " | |
298 | "Ignoring", filename); | |
299 | return 0; | |
300 | } | |
b3070dc0 TG |
301 | } |
302 | ||
3d3d4255 | 303 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
304 | if (!address->family) { |
305 | log_warning("Address section without Address field configured in %s. " | |
306 | "Ignoring", filename); | |
307 | return 0; | |
308 | } | |
309 | } | |
310 | ||
f579559b TG |
311 | network = NULL; |
312 | ||
313 | return 0; | |
314 | } | |
315 | ||
316 | int network_load(Manager *manager) { | |
317 | Network *network; | |
477e73b5 ZJS |
318 | _cleanup_strv_free_ char **files = NULL; |
319 | char **f; | |
f579559b TG |
320 | int r; |
321 | ||
322 | assert(manager); | |
323 | ||
324 | while ((network = manager->networks)) | |
325 | network_free(network); | |
326 | ||
b5084605 | 327 | r = conf_files_list_strv(&files, ".network", NULL, 0, network_dirs); |
f647962d MS |
328 | if (r < 0) |
329 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
330 | |
331 | STRV_FOREACH_BACKWARDS(f, files) { | |
332 | r = network_load_one(manager, *f); | |
333 | if (r < 0) | |
334 | return r; | |
335 | } | |
336 | ||
f579559b TG |
337 | return 0; |
338 | } | |
339 | ||
f579559b | 340 | void network_free(Network *network) { |
a0e5c15d | 341 | IPv6ProxyNDPAddress *ipv6_proxy_ndp_address; |
bce67bbe SS |
342 | RoutingPolicyRule *rule; |
343 | FdbEntry *fdb_entry; | |
95b74ef6 | 344 | AddressLabel *label; |
057abfd8 | 345 | Prefix *prefix; |
bce67bbe SS |
346 | Address *address; |
347 | NetDev *netdev; | |
348 | Route *route; | |
06f021a8 | 349 | Iterator i; |
f579559b TG |
350 | |
351 | if (!network) | |
352 | return; | |
353 | ||
354 | free(network->filename); | |
355 | ||
356 | free(network->match_mac); | |
5256e00e TG |
357 | strv_free(network->match_path); |
358 | strv_free(network->match_driver); | |
359 | strv_free(network->match_type); | |
360 | strv_free(network->match_name); | |
f579559b TG |
361 | |
362 | free(network->description); | |
edb85f0d | 363 | free(network->dhcp_vendor_class_identifier); |
af1c0de0 | 364 | strv_free(network->dhcp_user_class); |
27cb34f5 | 365 | free(network->dhcp_hostname); |
f579559b | 366 | |
c106cc36 TG |
367 | free(network->mac); |
368 | ||
b0e39c82 | 369 | strv_free(network->ntp); |
5512a963 | 370 | free(network->dns); |
3df9bec5 LP |
371 | strv_free(network->search_domains); |
372 | strv_free(network->route_domains); | |
0d4ad91d | 373 | strv_free(network->bind_carrier); |
3bef724f | 374 | |
47e2dc31 | 375 | netdev_unref(network->bridge); |
47e2dc31 | 376 | netdev_unref(network->bond); |
6cb955c6 | 377 | netdev_unref(network->vrf); |
47e2dc31 | 378 | |
2c36be2f TG |
379 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
380 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 381 | netdev_unref(netdev); |
2c36be2f | 382 | } |
6a0a2f86 | 383 | hashmap_free(network->stacked_netdevs); |
326cb406 | 384 | |
f048a16b | 385 | while ((route = network->static_routes)) |
f579559b TG |
386 | route_free(route); |
387 | ||
f048a16b | 388 | while ((address = network->static_addresses)) |
f579559b TG |
389 | address_free(address); |
390 | ||
b98b483b AR |
391 | while ((fdb_entry = network->static_fdb_entries)) |
392 | fdb_entry_free(fdb_entry); | |
393 | ||
a0e5c15d FK |
394 | while ((ipv6_proxy_ndp_address = network->ipv6_proxy_ndp_addresses)) |
395 | ipv6_proxy_ndp_address_free(ipv6_proxy_ndp_address); | |
396 | ||
95b74ef6 SS |
397 | while ((label = network->address_labels)) |
398 | address_label_free(label); | |
399 | ||
057abfd8 PF |
400 | while ((prefix = network->static_prefixes)) |
401 | prefix_free(prefix); | |
402 | ||
bce67bbe SS |
403 | while ((rule = network->rules)) |
404 | routing_policy_rule_free(rule); | |
405 | ||
6ae115c1 TG |
406 | hashmap_free(network->addresses_by_section); |
407 | hashmap_free(network->routes_by_section); | |
b98b483b | 408 | hashmap_free(network->fdb_entries_by_section); |
95b74ef6 | 409 | hashmap_free(network->address_labels_by_section); |
057abfd8 | 410 | hashmap_free(network->prefixes_by_section); |
bce67bbe | 411 | hashmap_free(network->rules_by_section); |
6ae115c1 | 412 | |
dbffab87 TG |
413 | if (network->manager) { |
414 | if (network->manager->networks) | |
415 | LIST_REMOVE(networks, network->manager->networks, network); | |
416 | ||
417 | if (network->manager->networks_by_name) | |
418 | hashmap_remove(network->manager->networks_by_name, network->name); | |
419 | } | |
420 | ||
421 | free(network->name); | |
f579559b | 422 | |
79e16ce3 LP |
423 | condition_free_list(network->match_host); |
424 | condition_free_list(network->match_virt); | |
5022f08a LP |
425 | condition_free_list(network->match_kernel_cmdline); |
426 | condition_free_list(network->match_kernel_version); | |
79e16ce3 LP |
427 | condition_free_list(network->match_arch); |
428 | ||
8eb9058d | 429 | free(network->dhcp_server_timezone); |
1a04db0f LP |
430 | free(network->dhcp_server_dns); |
431 | free(network->dhcp_server_ntp); | |
8eb9058d | 432 | |
8a516214 LP |
433 | set_free_free(network->dnssec_negative_trust_anchors); |
434 | ||
f579559b TG |
435 | free(network); |
436 | } | |
437 | ||
dbffab87 TG |
438 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
439 | Network *network; | |
440 | ||
441 | assert(manager); | |
442 | assert(name); | |
443 | assert(ret); | |
444 | ||
445 | network = hashmap_get(manager->networks_by_name, name); | |
446 | if (!network) | |
447 | return -ENOENT; | |
448 | ||
449 | *ret = network; | |
450 | ||
451 | return 0; | |
452 | } | |
453 | ||
505f8da7 TG |
454 | int network_get(Manager *manager, struct udev_device *device, |
455 | const char *ifname, const struct ether_addr *address, | |
456 | Network **ret) { | |
f579559b | 457 | Network *network; |
af3aa302 | 458 | struct udev_device *parent; |
24c083df | 459 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
f579559b TG |
460 | |
461 | assert(manager); | |
f579559b | 462 | assert(ret); |
af3aa302 | 463 | |
24c083df TG |
464 | if (device) { |
465 | path = udev_device_get_property_value(device, "ID_PATH"); | |
af3aa302 | 466 | |
24c083df TG |
467 | parent = udev_device_get_parent(device); |
468 | if (parent) | |
469 | parent_driver = udev_device_get_driver(parent); | |
af3aa302 | 470 | |
24c083df | 471 | driver = udev_device_get_property_value(device, "ID_NET_DRIVER"); |
af3aa302 | 472 | |
24c083df TG |
473 | devtype = udev_device_get_devtype(device); |
474 | } | |
f579559b | 475 | |
f579559b TG |
476 | LIST_FOREACH(networks, network, manager->networks) { |
477 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
478 | network->match_driver, network->match_type, |
479 | network->match_name, network->match_host, | |
5022f08a LP |
480 | network->match_virt, network->match_kernel_cmdline, |
481 | network->match_kernel_version, network->match_arch, | |
af3aa302 TG |
482 | address, path, parent_driver, driver, |
483 | devtype, ifname)) { | |
24c083df | 484 | if (network->match_name && device) { |
ca6038b8 TG |
485 | const char *attr; |
486 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
487 | ||
32bc8adc | 488 | attr = udev_device_get_sysattr_value(device, "name_assign_type"); |
285760fe | 489 | if (attr) |
dc751688 | 490 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
491 | |
492 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
493 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
494 | ifname, network->filename); | |
32bc8adc | 495 | else |
a2fae7bb | 496 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 497 | } else |
a2fae7bb | 498 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 499 | |
f579559b TG |
500 | *ret = network; |
501 | return 0; | |
502 | } | |
503 | } | |
504 | ||
505 | *ret = NULL; | |
506 | ||
507 | return -ENOENT; | |
508 | } | |
509 | ||
7d342c03 | 510 | int network_apply(Network *network, Link *link) { |
f579559b TG |
511 | int r; |
512 | ||
c4a03a56 TG |
513 | assert(network); |
514 | assert(link); | |
515 | ||
f579559b TG |
516 | link->network = network; |
517 | ||
bfa695b5 TG |
518 | if (network->ipv4ll_route) { |
519 | Route *route; | |
520 | ||
0b180d75 | 521 | r = route_new_static(network, NULL, 0, &route); |
bfa695b5 TG |
522 | if (r < 0) |
523 | return r; | |
524 | ||
2ce40956 | 525 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst.in); |
bfa695b5 TG |
526 | if (r == 0) |
527 | return -EINVAL; | |
528 | if (r < 0) | |
529 | return -errno; | |
530 | ||
531 | route->family = AF_INET; | |
532 | route->dst_prefixlen = 16; | |
533 | route->scope = RT_SCOPE_LINK; | |
86655331 | 534 | route->priority = IPV4LL_ROUTE_METRIC; |
bfa695b5 TG |
535 | route->protocol = RTPROT_STATIC; |
536 | } | |
537 | ||
5512a963 | 538 | if (network->n_dns > 0 || |
3df9bec5 LP |
539 | !strv_isempty(network->ntp) || |
540 | !strv_isempty(network->search_domains) || | |
2ad6b610 | 541 | !strv_isempty(network->route_domains)) |
84de38c5 | 542 | link_dirty(link); |
3bef724f | 543 | |
f579559b TG |
544 | return 0; |
545 | } | |
02b59d57 | 546 | |
439689c6 SS |
547 | bool network_has_static_ipv6_addresses(Network *network) { |
548 | Address *address; | |
549 | ||
550 | assert(network); | |
551 | ||
552 | LIST_FOREACH(addresses, address, network->static_addresses) { | |
553 | if (address->family == AF_INET6) | |
554 | return true; | |
555 | } | |
556 | ||
557 | return false; | |
558 | } | |
559 | ||
69a93e7d | 560 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
561 | const char *filename, |
562 | unsigned line, | |
563 | const char *section, | |
564 | unsigned section_line, | |
565 | const char *lvalue, | |
566 | int ltype, | |
567 | const char *rvalue, | |
568 | void *data, | |
569 | void *userdata) { | |
570 | Network *network = userdata; | |
31d0ac36 TG |
571 | _cleanup_free_ char *kind_string = NULL; |
572 | char *p; | |
1a436809 | 573 | NetDev *netdev; |
69a93e7d | 574 | NetDevKind kind; |
02b59d57 TG |
575 | int r; |
576 | ||
577 | assert(filename); | |
578 | assert(lvalue); | |
579 | assert(rvalue); | |
580 | assert(data); | |
581 | ||
69a93e7d TG |
582 | kind_string = strdup(lvalue); |
583 | if (!kind_string) | |
584 | return log_oom(); | |
52433f6b | 585 | |
69a93e7d TG |
586 | /* the keys are CamelCase versions of the kind */ |
587 | for (p = kind_string; *p; p++) | |
588 | *p = tolower(*p); | |
52433f6b | 589 | |
69a93e7d TG |
590 | kind = netdev_kind_from_string(kind_string); |
591 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 592 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
593 | return 0; |
594 | } | |
595 | ||
54abf461 TG |
596 | r = netdev_get(network->manager, rvalue, &netdev); |
597 | if (r < 0) { | |
12ca818f | 598 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
599 | return 0; |
600 | } | |
601 | ||
69a93e7d | 602 | if (netdev->kind != kind) { |
12ca818f | 603 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
604 | return 0; |
605 | } | |
606 | ||
69a93e7d TG |
607 | switch (kind) { |
608 | case NETDEV_KIND_BRIDGE: | |
609 | network->bridge = netdev; | |
54abf461 | 610 | |
69a93e7d TG |
611 | break; |
612 | case NETDEV_KIND_BOND: | |
613 | network->bond = netdev; | |
fe6b2d55 | 614 | |
6cb955c6 AR |
615 | break; |
616 | case NETDEV_KIND_VRF: | |
617 | network->vrf = netdev; | |
618 | ||
69a93e7d TG |
619 | break; |
620 | case NETDEV_KIND_VLAN: | |
69a93e7d | 621 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 622 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 623 | case NETDEV_KIND_IPVLAN: |
326cb406 | 624 | case NETDEV_KIND_VXLAN: |
92c918b0 | 625 | case NETDEV_KIND_VCAN: |
6a0a2f86 | 626 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 627 | if (r < 0) { |
87ac8d99 | 628 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add NetDev '%s' to network: %m", rvalue); |
326cb406 SS |
629 | return 0; |
630 | } | |
631 | ||
69a93e7d TG |
632 | break; |
633 | default: | |
87ac8d99 | 634 | assert_not_reached("Cannot parse NetDev"); |
fe6b2d55 TG |
635 | } |
636 | ||
47e2dc31 TG |
637 | netdev_ref(netdev); |
638 | ||
fe6b2d55 TG |
639 | return 0; |
640 | } | |
7951dea2 | 641 | |
3df9bec5 LP |
642 | int config_parse_domains( |
643 | const char *unit, | |
644 | const char *filename, | |
645 | unsigned line, | |
646 | const char *section, | |
647 | unsigned section_line, | |
648 | const char *lvalue, | |
649 | int ltype, | |
650 | const char *rvalue, | |
651 | void *data, | |
652 | void *userdata) { | |
653 | ||
654 | const char *p; | |
655 | Network *n = data; | |
6192b846 TG |
656 | int r; |
657 | ||
3df9bec5 LP |
658 | assert(n); |
659 | assert(lvalue); | |
660 | assert(rvalue); | |
6192b846 | 661 | |
3df9bec5 LP |
662 | if (isempty(rvalue)) { |
663 | n->search_domains = strv_free(n->search_domains); | |
664 | n->route_domains = strv_free(n->route_domains); | |
665 | return 0; | |
666 | } | |
67272d15 | 667 | |
3df9bec5 LP |
668 | p = rvalue; |
669 | for (;;) { | |
670 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
671 | const char *domain; | |
672 | bool is_route; | |
673 | ||
674 | r = extract_first_word(&p, &w, NULL, 0); | |
675 | if (r < 0) { | |
676 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract search or route domain, ignoring: %s", rvalue); | |
677 | break; | |
678 | } | |
679 | if (r == 0) | |
680 | break; | |
681 | ||
682 | is_route = w[0] == '~'; | |
683 | domain = is_route ? w + 1 : w; | |
684 | ||
685 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
686 | /* If the root domain appears as is, or the special token "*" is found, we'll consider this as | |
687 | * routing domain, unconditionally. */ | |
688 | is_route = true; | |
689 | domain = "."; /* make sure we don't allow empty strings, thus write the root domain as "." */ | |
690 | ||
691 | } else { | |
692 | r = dns_name_normalize(domain, &normalized); | |
693 | if (r < 0) { | |
694 | log_syntax(unit, LOG_ERR, filename, line, r, "'%s' is not a valid domain name, ignoring.", domain); | |
695 | continue; | |
696 | } | |
697 | ||
698 | domain = normalized; | |
699 | ||
700 | if (is_localhost(domain)) { | |
701 | 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 | 702 | continue; |
3df9bec5 | 703 | } |
37de2509 | 704 | } |
40274ed6 | 705 | |
3df9bec5 LP |
706 | if (is_route) { |
707 | r = strv_extend(&n->route_domains, domain); | |
708 | if (r < 0) | |
709 | return log_oom(); | |
40274ed6 | 710 | |
3df9bec5 LP |
711 | } else { |
712 | r = strv_extend(&n->search_domains, domain); | |
713 | if (r < 0) | |
714 | return log_oom(); | |
715 | } | |
40274ed6 | 716 | } |
f15b6e5a | 717 | |
3df9bec5 LP |
718 | strv_uniq(n->route_domains); |
719 | strv_uniq(n->search_domains); | |
720 | ||
6192b846 TG |
721 | return 0; |
722 | } | |
723 | ||
7951dea2 SS |
724 | int config_parse_tunnel(const char *unit, |
725 | const char *filename, | |
726 | unsigned line, | |
727 | const char *section, | |
728 | unsigned section_line, | |
729 | const char *lvalue, | |
730 | int ltype, | |
731 | const char *rvalue, | |
732 | void *data, | |
733 | void *userdata) { | |
734 | Network *network = userdata; | |
735 | NetDev *netdev; | |
736 | int r; | |
737 | ||
738 | assert(filename); | |
739 | assert(lvalue); | |
740 | assert(rvalue); | |
741 | assert(data); | |
742 | ||
743 | r = netdev_get(network->manager, rvalue, &netdev); | |
744 | if (r < 0) { | |
6a7a4e4d | 745 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
746 | return 0; |
747 | } | |
748 | ||
d29ad81e ZJS |
749 | if (!IN_SET(netdev->kind, |
750 | NETDEV_KIND_IPIP, | |
751 | NETDEV_KIND_SIT, | |
752 | NETDEV_KIND_GRE, | |
753 | NETDEV_KIND_GRETAP, | |
754 | NETDEV_KIND_IP6GRE, | |
755 | NETDEV_KIND_IP6GRETAP, | |
756 | NETDEV_KIND_VTI, | |
757 | NETDEV_KIND_VTI6, | |
758 | NETDEV_KIND_IP6TNL)) { | |
12ca818f | 759 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
760 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
761 | return 0; | |
762 | } | |
763 | ||
6a0a2f86 TG |
764 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
765 | if (r < 0) { | |
6a7a4e4d | 766 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
767 | return 0; |
768 | } | |
769 | ||
770 | netdev_ref(netdev); | |
7951dea2 SS |
771 | |
772 | return 0; | |
773 | } | |
bd8f6538 | 774 | |
d0d6a4cd TG |
775 | int config_parse_ipv4ll( |
776 | const char* unit, | |
777 | const char *filename, | |
778 | unsigned line, | |
779 | const char *section, | |
780 | unsigned section_line, | |
781 | const char *lvalue, | |
782 | int ltype, | |
783 | const char *rvalue, | |
784 | void *data, | |
785 | void *userdata) { | |
786 | ||
787 | AddressFamilyBoolean *link_local = data; | |
788 | ||
789 | assert(filename); | |
790 | assert(lvalue); | |
791 | assert(rvalue); | |
792 | assert(data); | |
793 | ||
794 | /* Note that this is mostly like | |
795 | * config_parse_address_family_boolean(), except that it | |
796 | * applies only to IPv4 */ | |
797 | ||
5883ff60 | 798 | SET_FLAG(*link_local, ADDRESS_FAMILY_IPV4, parse_boolean(rvalue)); |
d0d6a4cd TG |
799 | |
800 | return 0; | |
801 | } | |
802 | ||
bd8f6538 TG |
803 | int config_parse_dhcp( |
804 | const char* unit, | |
805 | const char *filename, | |
806 | unsigned line, | |
807 | const char *section, | |
808 | unsigned section_line, | |
809 | const char *lvalue, | |
810 | int ltype, | |
811 | const char *rvalue, | |
812 | void *data, | |
813 | void *userdata) { | |
814 | ||
cb9fc36a | 815 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
816 | |
817 | assert(filename); | |
818 | assert(lvalue); | |
819 | assert(rvalue); | |
820 | assert(data); | |
821 | ||
769d324c LP |
822 | /* Note that this is mostly like |
823 | * config_parse_address_family_boolean(), except that it | |
824 | * understands some old names for the enum values */ | |
825 | ||
cb9fc36a LP |
826 | s = address_family_boolean_from_string(rvalue); |
827 | if (s < 0) { | |
828 | ||
829 | /* Previously, we had a slightly different enum here, | |
830 | * support its values for compatbility. */ | |
831 | ||
832 | if (streq(rvalue, "none")) | |
833 | s = ADDRESS_FAMILY_NO; | |
834 | else if (streq(rvalue, "v4")) | |
835 | s = ADDRESS_FAMILY_IPV4; | |
836 | else if (streq(rvalue, "v6")) | |
837 | s = ADDRESS_FAMILY_IPV6; | |
838 | else if (streq(rvalue, "both")) | |
839 | s = ADDRESS_FAMILY_YES; | |
840 | else { | |
12ca818f | 841 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
842 | return 0; |
843 | } | |
bd8f6538 TG |
844 | } |
845 | ||
cb9fc36a | 846 | *dhcp = s; |
bd8f6538 TG |
847 | return 0; |
848 | } | |
849 | ||
3e43b2cd JJ |
850 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
851 | [DHCP_CLIENT_ID_MAC] = "mac", | |
dace710c YW |
852 | [DHCP_CLIENT_ID_DUID] = "duid", |
853 | [DHCP_CLIENT_ID_DUID_ONLY] = "duid-only", | |
3e43b2cd JJ |
854 | }; |
855 | ||
499d555a SS |
856 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DHCPClientIdentifier); |
857 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DHCPClientIdentifier, "Failed to parse client identifier type"); | |
3e43b2cd | 858 | |
60c35566 | 859 | int config_parse_ipv6token( |
7f77697a TG |
860 | const char* unit, |
861 | const char *filename, | |
862 | unsigned line, | |
863 | const char *section, | |
864 | unsigned section_line, | |
865 | const char *lvalue, | |
866 | int ltype, | |
867 | const char *rvalue, | |
868 | void *data, | |
869 | void *userdata) { | |
870 | ||
871 | union in_addr_union buffer; | |
872 | struct in6_addr *token = data; | |
873 | int r; | |
874 | ||
875 | assert(filename); | |
876 | assert(lvalue); | |
877 | assert(rvalue); | |
878 | assert(token); | |
879 | ||
880 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
881 | if (r < 0) { | |
6a7a4e4d | 882 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
883 | return 0; |
884 | } | |
885 | ||
886 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 887 | if (r != 0) { |
87ac8d99 | 888 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token cannot be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
889 | return 0; |
890 | } | |
891 | ||
892 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
87ac8d99 | 893 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token cannot be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
894 | return 0; |
895 | } | |
896 | ||
897 | *token = buffer.in6; | |
898 | ||
899 | return 0; | |
900 | } | |
8add5f79 | 901 | |
49092e22 | 902 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
903 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
904 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
905 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
906 | }; |
907 | ||
908 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
909 | ||
910 | int config_parse_ipv6_privacy_extensions( | |
911 | const char* unit, | |
912 | const char *filename, | |
913 | unsigned line, | |
914 | const char *section, | |
915 | unsigned section_line, | |
916 | const char *lvalue, | |
917 | int ltype, | |
918 | const char *rvalue, | |
919 | void *data, | |
920 | void *userdata) { | |
921 | ||
922 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
923 | int k; | |
924 | ||
925 | assert(filename); | |
926 | assert(lvalue); | |
927 | assert(rvalue); | |
928 | assert(ipv6_privacy_extensions); | |
929 | ||
930 | /* Our enum shall be a superset of booleans, hence first try | |
931 | * to parse as boolean, and then as enum */ | |
932 | ||
933 | k = parse_boolean(rvalue); | |
934 | if (k > 0) | |
1f0d9695 | 935 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 936 | else if (k == 0) |
1f0d9695 | 937 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 938 | else { |
1f0d9695 | 939 | IPv6PrivacyExtensions s; |
49092e22 SS |
940 | |
941 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
942 | if (s < 0) { |
943 | ||
944 | if (streq(rvalue, "kernel")) | |
945 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
946 | else { | |
12ca818f | 947 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
948 | return 0; |
949 | } | |
49092e22 SS |
950 | } |
951 | ||
952 | *ipv6_privacy_extensions = s; | |
953 | } | |
954 | ||
955 | return 0; | |
956 | } | |
a7d0ef44 | 957 | |
1ac608c9 LP |
958 | int config_parse_hostname( |
959 | const char *unit, | |
960 | const char *filename, | |
961 | unsigned line, | |
962 | const char *section, | |
963 | unsigned section_line, | |
964 | const char *lvalue, | |
965 | int ltype, | |
966 | const char *rvalue, | |
967 | void *data, | |
968 | void *userdata) { | |
969 | ||
970 | char **hostname = data, *hn = NULL; | |
a7d0ef44 SS |
971 | int r; |
972 | ||
973 | assert(filename); | |
974 | assert(lvalue); | |
975 | assert(rvalue); | |
976 | ||
1ac608c9 | 977 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
978 | if (r < 0) |
979 | return r; | |
980 | ||
1ac608c9 | 981 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 982 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
983 | free(hn); |
984 | return 0; | |
985 | } | |
986 | ||
1ac608c9 | 987 | free(*hostname); |
ae691c1d | 988 | *hostname = hostname_cleanup(hn); |
a7d0ef44 SS |
989 | return 0; |
990 | } | |
8eb9058d LP |
991 | |
992 | int config_parse_timezone( | |
993 | const char *unit, | |
994 | const char *filename, | |
995 | unsigned line, | |
996 | const char *section, | |
997 | unsigned section_line, | |
998 | const char *lvalue, | |
999 | int ltype, | |
1000 | const char *rvalue, | |
1001 | void *data, | |
1002 | void *userdata) { | |
1003 | ||
64d6c229 | 1004 | char **datap = data, *tz = NULL; |
8eb9058d LP |
1005 | int r; |
1006 | ||
1007 | assert(filename); | |
1008 | assert(lvalue); | |
1009 | assert(rvalue); | |
1010 | ||
1011 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
1012 | if (r < 0) | |
1013 | return r; | |
1014 | ||
1015 | if (!timezone_is_valid(tz)) { | |
12ca818f | 1016 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1017 | free(tz); |
1018 | return 0; | |
1019 | } | |
1020 | ||
64d6c229 TA |
1021 | free(*datap); |
1022 | *datap = tz; | |
8eb9058d LP |
1023 | |
1024 | return 0; | |
1025 | } | |
1a04db0f LP |
1026 | |
1027 | int config_parse_dhcp_server_dns( | |
1028 | const char *unit, | |
1029 | const char *filename, | |
1030 | unsigned line, | |
1031 | const char *section, | |
1032 | unsigned section_line, | |
1033 | const char *lvalue, | |
1034 | int ltype, | |
1035 | const char *rvalue, | |
1036 | void *data, | |
1037 | void *userdata) { | |
1038 | ||
1039 | Network *n = data; | |
1040 | const char *p = rvalue; | |
1041 | int r; | |
1042 | ||
1043 | assert(filename); | |
1044 | assert(lvalue); | |
1045 | assert(rvalue); | |
1046 | ||
1047 | for (;;) { | |
1048 | _cleanup_free_ char *w = NULL; | |
1049 | struct in_addr a, *m; | |
1050 | ||
1051 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1052 | if (r == -ENOMEM) |
1053 | return log_oom(); | |
1a04db0f LP |
1054 | if (r < 0) { |
1055 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1056 | return 0; | |
1057 | } | |
1a04db0f | 1058 | if (r == 0) |
fa105ce6 | 1059 | break; |
1a04db0f LP |
1060 | |
1061 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1062 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
1063 | continue; |
1064 | } | |
1065 | ||
62d74c78 | 1066 | m = reallocarray(n->dhcp_server_dns, n->n_dhcp_server_dns + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1067 | if (!m) |
1068 | return log_oom(); | |
1069 | ||
1070 | m[n->n_dhcp_server_dns++] = a; | |
1071 | n->dhcp_server_dns = m; | |
1072 | } | |
fa105ce6 | 1073 | |
88295a05 PF |
1074 | return 0; |
1075 | } | |
1076 | ||
1077 | int config_parse_radv_dns( | |
1078 | const char *unit, | |
1079 | const char *filename, | |
1080 | unsigned line, | |
1081 | const char *section, | |
1082 | unsigned section_line, | |
1083 | const char *lvalue, | |
1084 | int ltype, | |
1085 | const char *rvalue, | |
1086 | void *data, | |
1087 | void *userdata) { | |
1088 | ||
1089 | Network *n = data; | |
1090 | const char *p = rvalue; | |
1091 | int r; | |
1092 | ||
1093 | assert(filename); | |
1094 | assert(lvalue); | |
1095 | assert(rvalue); | |
1096 | ||
1097 | for (;;) { | |
1098 | _cleanup_free_ char *w = NULL; | |
1099 | union in_addr_union a; | |
1100 | ||
1101 | r = extract_first_word(&p, &w, NULL, 0); | |
1102 | if (r == -ENOMEM) | |
1103 | return log_oom(); | |
1104 | if (r < 0) { | |
1105 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1106 | return 0; | |
1107 | } | |
1108 | if (r == 0) | |
1109 | break; | |
1110 | ||
1111 | if (in_addr_from_string(AF_INET6, w, &a) >= 0) { | |
1112 | struct in6_addr *m; | |
1113 | ||
62d74c78 | 1114 | m = reallocarray(n->router_dns, n->n_router_dns + 1, sizeof(struct in6_addr)); |
88295a05 PF |
1115 | if (!m) |
1116 | return log_oom(); | |
1117 | ||
1118 | m[n->n_router_dns++] = a.in6; | |
1119 | n->router_dns = m; | |
1120 | ||
1121 | } else | |
1122 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); | |
1123 | ||
1124 | } | |
1125 | ||
700f1186 PF |
1126 | return 0; |
1127 | } | |
1128 | ||
1129 | int config_parse_radv_search_domains( | |
1130 | const char *unit, | |
1131 | const char *filename, | |
1132 | unsigned line, | |
1133 | const char *section, | |
1134 | unsigned section_line, | |
1135 | const char *lvalue, | |
1136 | int ltype, | |
1137 | const char *rvalue, | |
1138 | void *data, | |
1139 | void *userdata) { | |
1140 | ||
1141 | Network *n = data; | |
1142 | const char *p = rvalue; | |
1143 | int r; | |
1144 | ||
1145 | assert(filename); | |
1146 | assert(lvalue); | |
1147 | assert(rvalue); | |
1148 | ||
1149 | for (;;) { | |
1150 | _cleanup_free_ char *w = NULL; | |
1151 | _cleanup_free_ char *idna = NULL; | |
1152 | ||
1153 | r = extract_first_word(&p, &w, NULL, 0); | |
1154 | if (r == -ENOMEM) | |
1155 | return log_oom(); | |
1156 | if (r < 0) { | |
1157 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1158 | return 0; | |
1159 | } | |
1160 | if (r == 0) | |
1161 | break; | |
1162 | ||
1163 | r = dns_name_apply_idna(w, &idna); | |
1164 | if (r > 0) { | |
1165 | r = strv_push(&n->router_search_domains, idna); | |
1166 | if (r >= 0) | |
1167 | idna = NULL; | |
1168 | } else if (r == 0) { | |
1169 | r = strv_push(&n->router_search_domains, w); | |
1170 | if (r >= 0) | |
1171 | w = NULL; | |
1172 | } | |
1173 | } | |
1174 | ||
fa105ce6 | 1175 | return 0; |
1a04db0f LP |
1176 | } |
1177 | ||
1178 | int config_parse_dhcp_server_ntp( | |
1179 | const char *unit, | |
1180 | const char *filename, | |
1181 | unsigned line, | |
1182 | const char *section, | |
1183 | unsigned section_line, | |
1184 | const char *lvalue, | |
1185 | int ltype, | |
1186 | const char *rvalue, | |
1187 | void *data, | |
1188 | void *userdata) { | |
1189 | ||
1190 | Network *n = data; | |
1191 | const char *p = rvalue; | |
1192 | int r; | |
1193 | ||
1194 | assert(filename); | |
1195 | assert(lvalue); | |
1196 | assert(rvalue); | |
1197 | ||
1198 | for (;;) { | |
1199 | _cleanup_free_ char *w = NULL; | |
1200 | struct in_addr a, *m; | |
1201 | ||
1202 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1203 | if (r == -ENOMEM) |
1204 | return log_oom(); | |
1a04db0f | 1205 | if (r < 0) { |
12ca818f | 1206 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
1207 | return 0; |
1208 | } | |
1a04db0f LP |
1209 | if (r == 0) |
1210 | return 0; | |
1211 | ||
1212 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1213 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
1214 | continue; |
1215 | } | |
1216 | ||
62d74c78 | 1217 | m = reallocarray(n->dhcp_server_ntp, n->n_dhcp_server_ntp + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1218 | if (!m) |
1219 | return log_oom(); | |
1220 | ||
1221 | m[n->n_dhcp_server_ntp++] = a; | |
1222 | n->dhcp_server_ntp = m; | |
1223 | } | |
1224 | } | |
8a516214 | 1225 | |
53253824 SS |
1226 | int config_parse_dns( |
1227 | const char *unit, | |
1228 | const char *filename, | |
1229 | unsigned line, | |
1230 | const char *section, | |
1231 | unsigned section_line, | |
1232 | const char *lvalue, | |
1233 | int ltype, | |
1234 | const char *rvalue, | |
1235 | void *data, | |
1236 | void *userdata) { | |
1237 | ||
1238 | Network *n = userdata; | |
1239 | int r; | |
1240 | ||
1241 | assert(filename); | |
1242 | assert(lvalue); | |
1243 | assert(rvalue); | |
1244 | ||
1245 | for (;;) { | |
1246 | _cleanup_free_ char *w = NULL; | |
1247 | union in_addr_union a; | |
5512a963 | 1248 | struct in_addr_data *m; |
53253824 SS |
1249 | int family; |
1250 | ||
5512a963 | 1251 | r = extract_first_word(&rvalue, &w, NULL, 0); |
53253824 SS |
1252 | if (r == -ENOMEM) |
1253 | return log_oom(); | |
1254 | if (r < 0) { | |
1255 | log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); | |
1256 | break; | |
1257 | } | |
5512a963 LP |
1258 | if (r == 0) |
1259 | break; | |
53253824 SS |
1260 | |
1261 | r = in_addr_from_string_auto(w, &family, &a); | |
1262 | if (r < 0) { | |
5512a963 | 1263 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1264 | continue; |
1265 | } | |
1266 | ||
62d74c78 | 1267 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_data)); |
5512a963 | 1268 | if (!m) |
53253824 SS |
1269 | return log_oom(); |
1270 | ||
5512a963 LP |
1271 | m[n->n_dns++] = (struct in_addr_data) { |
1272 | .family = family, | |
1273 | .address = a, | |
1274 | }; | |
1275 | ||
1276 | n->dns = m; | |
53253824 SS |
1277 | } |
1278 | ||
1279 | return 0; | |
1280 | } | |
1281 | ||
8a516214 LP |
1282 | int config_parse_dnssec_negative_trust_anchors( |
1283 | const char *unit, | |
1284 | const char *filename, | |
1285 | unsigned line, | |
1286 | const char *section, | |
1287 | unsigned section_line, | |
1288 | const char *lvalue, | |
1289 | int ltype, | |
1290 | const char *rvalue, | |
1291 | void *data, | |
1292 | void *userdata) { | |
1293 | ||
1294 | const char *p = rvalue; | |
1295 | Network *n = data; | |
1296 | int r; | |
1297 | ||
3df9bec5 | 1298 | assert(n); |
8a516214 LP |
1299 | assert(lvalue); |
1300 | assert(rvalue); | |
1301 | ||
1302 | if (isempty(rvalue)) { | |
1303 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1304 | return 0; | |
1305 | } | |
1306 | ||
1307 | for (;;) { | |
1308 | _cleanup_free_ char *w = NULL; | |
1309 | ||
1310 | r = extract_first_word(&p, &w, NULL, 0); | |
1311 | if (r < 0) { | |
1312 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
1313 | break; | |
1314 | } | |
1315 | if (r == 0) | |
1316 | break; | |
1317 | ||
1318 | r = dns_name_is_valid(w); | |
1319 | if (r <= 0) { | |
1320 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w); | |
1321 | continue; | |
1322 | } | |
1323 | ||
cbbf38ae LP |
1324 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1325 | if (r < 0) | |
1326 | return log_oom(); | |
1327 | ||
8a516214 LP |
1328 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1329 | if (r < 0) | |
1330 | return log_oom(); | |
1331 | if (r > 0) | |
1332 | w = NULL; | |
1333 | } | |
1334 | ||
1335 | return 0; | |
1336 | } | |
b2a81c0b | 1337 | |
26575990 LP |
1338 | int config_parse_ntp( |
1339 | const char *unit, | |
1340 | const char *filename, | |
1341 | unsigned line, | |
1342 | const char *section, | |
1343 | unsigned section_line, | |
1344 | const char *lvalue, | |
1345 | int ltype, | |
1346 | const char *rvalue, | |
1347 | void *data, | |
1348 | void *userdata) { | |
1349 | ||
1350 | char ***l = data; | |
1351 | int r; | |
1352 | ||
1353 | assert(l); | |
1354 | assert(lvalue); | |
1355 | assert(rvalue); | |
1356 | ||
1357 | if (isempty(rvalue)) { | |
1358 | *l = strv_free(*l); | |
1359 | return 0; | |
1360 | } | |
1361 | ||
1362 | for (;;) { | |
1363 | _cleanup_free_ char *w = NULL; | |
1364 | ||
1365 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1366 | if (r == -ENOMEM) | |
1367 | return log_oom(); | |
1368 | if (r < 0) { | |
1369 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract NTP server name, ignoring: %s", rvalue); | |
1370 | break; | |
1371 | } | |
1372 | if (r == 0) | |
1373 | break; | |
1374 | ||
1375 | r = dns_name_is_valid_or_address(w); | |
1376 | if (r <= 0) { | |
1377 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name or IP address, ignoring.", w); | |
1378 | continue; | |
af1c0de0 SS |
1379 | } |
1380 | ||
1381 | r = strv_push(l, w); | |
1382 | if (r < 0) | |
1383 | return log_oom(); | |
1384 | ||
1385 | w = NULL; | |
1386 | } | |
1387 | ||
1388 | return 0; | |
1389 | } | |
1390 | ||
1391 | int config_parse_dhcp_user_class( | |
1392 | const char *unit, | |
1393 | const char *filename, | |
1394 | unsigned line, | |
1395 | const char *section, | |
1396 | unsigned section_line, | |
1397 | const char *lvalue, | |
1398 | int ltype, | |
1399 | const char *rvalue, | |
1400 | void *data, | |
1401 | void *userdata) { | |
1402 | ||
1403 | char ***l = data; | |
1404 | int r; | |
1405 | ||
1406 | assert(l); | |
1407 | assert(lvalue); | |
1408 | assert(rvalue); | |
1409 | ||
1410 | if (isempty(rvalue)) { | |
1411 | *l = strv_free(*l); | |
1412 | return 0; | |
1413 | } | |
1414 | ||
1415 | for (;;) { | |
1416 | _cleanup_free_ char *w = NULL; | |
1417 | ||
1418 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1419 | if (r == -ENOMEM) | |
1420 | return log_oom(); | |
1421 | if (r < 0) { | |
1422 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to split user classes option, ignoring: %s", rvalue); | |
1423 | break; | |
1424 | } | |
1425 | if (r == 0) | |
1426 | break; | |
1427 | ||
1428 | if (strlen(w) > 255) { | |
1429 | log_syntax(unit, LOG_ERR, filename, line, r, "%s length is not in the range 1-255, ignoring.", w); | |
1430 | continue; | |
26575990 LP |
1431 | } |
1432 | ||
1433 | r = strv_push(l, w); | |
1434 | if (r < 0) | |
1435 | return log_oom(); | |
1436 | ||
1437 | w = NULL; | |
1438 | } | |
1439 | ||
1440 | return 0; | |
1441 | } | |
1442 | ||
f594276b JK |
1443 | int config_parse_dhcp_route_table(const char *unit, |
1444 | const char *filename, | |
1445 | unsigned line, | |
1446 | const char *section, | |
1447 | unsigned section_line, | |
1448 | const char *lvalue, | |
1449 | int ltype, | |
1450 | const char *rvalue, | |
1451 | void *data, | |
1452 | void *userdata) { | |
fc1ba79d | 1453 | Network *network = data; |
f594276b JK |
1454 | uint32_t rt; |
1455 | int r; | |
1456 | ||
1457 | assert(filename); | |
1458 | assert(lvalue); | |
1459 | assert(rvalue); | |
1460 | assert(data); | |
1461 | ||
1462 | r = safe_atou32(rvalue, &rt); | |
1463 | if (r < 0) { | |
1464 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1465 | "Unable to read RouteTable, ignoring assignment: %s", rvalue); | |
1466 | return 0; | |
1467 | } | |
1468 | ||
fc1ba79d AR |
1469 | network->dhcp_route_table = rt; |
1470 | network->dhcp_route_table_set = true; | |
f594276b JK |
1471 | |
1472 | return 0; | |
1473 | } | |
1474 | ||
b2a81c0b LP |
1475 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, "Failed to parse DHCP use domains setting"); |
1476 | ||
1477 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
1478 | [DHCP_USE_DOMAINS_NO] = "no", | |
1479 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
1480 | [DHCP_USE_DOMAINS_YES] = "yes", | |
1481 | }; | |
1482 | ||
1483 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
34437b4f LP |
1484 | |
1485 | DEFINE_CONFIG_PARSE_ENUM(config_parse_lldp_mode, lldp_mode, LLDPMode, "Failed to parse LLDP= setting."); | |
1486 | ||
1487 | static const char* const lldp_mode_table[_LLDP_MODE_MAX] = { | |
1488 | [LLDP_MODE_NO] = "no", | |
1489 | [LLDP_MODE_YES] = "yes", | |
1490 | [LLDP_MODE_ROUTERS_ONLY] = "routers-only", | |
1491 | }; | |
1492 | ||
1493 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(lldp_mode, LLDPMode, LLDP_MODE_YES); |