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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
f579559b | 2 | |
69a93e7d | 3 | #include <ctype.h> |
987efa17 | 4 | #include <net/if.h> |
69a93e7d | 5 | |
b5efdb8a | 6 | #include "alloc-util.h" |
f579559b TG |
7 | #include "conf-files.h" |
8 | #include "conf-parser.h" | |
37de2509 | 9 | #include "dns-domain.h" |
3ffd4af2 | 10 | #include "fd-util.h" |
07630cea | 11 | #include "hostname-util.h" |
88295a05 | 12 | #include "in-addr-util.h" |
fc2f9534 | 13 | #include "network-internal.h" |
23f53b99 | 14 | #include "networkd-manager.h" |
3ffd4af2 | 15 | #include "networkd-network.h" |
6bedfcbb | 16 | #include "parse-util.h" |
8a516214 | 17 | #include "set.h" |
8fcde012 | 18 | #include "stat-util.h" |
8b43440b | 19 | #include "string-table.h" |
07630cea | 20 | #include "string-util.h" |
700f1186 | 21 | #include "strv.h" |
07630cea | 22 | #include "util.h" |
f579559b | 23 | |
f4859fc7 SS |
24 | static void network_config_hash_func(const void *p, struct siphash *state) { |
25 | const NetworkConfigSection *c = p; | |
26 | ||
27 | siphash24_compress(c->filename, strlen(c->filename), state); | |
28 | siphash24_compress(&c->line, sizeof(c->line), state); | |
29 | } | |
30 | ||
31 | static int network_config_compare_func(const void *a, const void *b) { | |
32 | const NetworkConfigSection *x = a, *y = b; | |
33 | int r; | |
34 | ||
35 | r = strcmp(x->filename, y->filename); | |
36 | if (r != 0) | |
37 | return r; | |
38 | ||
26cdf3e5 | 39 | return CMP(x->line, y->line); |
f4859fc7 SS |
40 | } |
41 | ||
42 | const struct hash_ops network_config_hash_ops = { | |
43 | .hash = network_config_hash_func, | |
44 | .compare = network_config_compare_func, | |
45 | }; | |
46 | ||
47 | int network_config_section_new(const char *filename, unsigned line, NetworkConfigSection **s) { | |
48 | NetworkConfigSection *cs; | |
49 | ||
50 | cs = malloc0(offsetof(NetworkConfigSection, filename) + strlen(filename) + 1); | |
51 | if (!cs) | |
52 | return -ENOMEM; | |
53 | ||
54 | strcpy(cs->filename, filename); | |
55 | cs->line = line; | |
56 | ||
ae2a15bc | 57 | *s = TAKE_PTR(cs); |
f4859fc7 SS |
58 | |
59 | return 0; | |
60 | } | |
61 | ||
62 | void network_config_section_free(NetworkConfigSection *cs) { | |
bce67bbe | 63 | free(cs); |
f4859fc7 SS |
64 | } |
65 | ||
add8d07d | 66 | /* Set defaults following RFC7844 */ |
67 | void network_apply_anonymize_if_set(Network *network) { | |
68 | if (!network->dhcp_anonymize) | |
69 | return; | |
70 | /* RFC7844 3.7 | |
71 | SHOULD NOT send the Host Name option */ | |
72 | network->dhcp_send_hostname = false; | |
73 | /* RFC7844 section 3.: | |
74 | MAY contain the Client Identifier option | |
75 | Section 3.5: | |
76 | clients MUST use client identifiers based solely | |
77 | on the link-layer address */ | |
78 | /* NOTE: Using MAC, as it does not reveal extra information, | |
79 | * and some servers might not answer if this option is not sent */ | |
80 | network->dhcp_client_identifier = DHCP_CLIENT_ID_MAC; | |
81 | /* RFC 7844 3.10: | |
82 | SHOULD NOT use the Vendor Class Identifier option */ | |
727ba17f | 83 | network->dhcp_vendor_class_identifier = mfree(network->dhcp_vendor_class_identifier); |
add8d07d | 84 | /* RFC7844 section 3.6.: |
85 | The client intending to protect its privacy SHOULD only request a | |
86 | minimal number of options in the PRL and SHOULD also randomly shuffle | |
87 | the ordering of option codes in the PRL. If this random ordering | |
88 | cannot be implemented, the client MAY order the option codes in the | |
89 | PRL by option code number (lowest to highest). | |
90 | */ | |
91 | /* NOTE: dhcp_use_mtu is false by default, | |
92 | * though it was not initiallized to any value in network_load_one. | |
93 | * Maybe there should be another var called *send*? | |
94 | * (to use the MTU sent by the server but to do not send | |
95 | * the option in the PRL). */ | |
96 | network->dhcp_use_mtu = false; | |
28522b0d | 97 | /* NOTE: when Anonymize=yes, the PRL route options are sent by default, |
98 | * but this is needed to use them. */ | |
99 | network->dhcp_use_routes = true; | |
add8d07d | 100 | /* RFC7844 section 3.6. |
101 | * same comments as previous option */ | |
102 | network->dhcp_use_timezone = false; | |
103 | } | |
104 | ||
f579559b | 105 | static int network_load_one(Manager *manager, const char *filename) { |
8e766630 | 106 | _cleanup_(network_freep) Network *network = NULL; |
f579559b | 107 | _cleanup_fclose_ FILE *file = NULL; |
dbffab87 | 108 | char *d; |
047a0dac | 109 | const char *dropin_dirname; |
b3070dc0 TG |
110 | Route *route; |
111 | Address *address; | |
f579559b TG |
112 | int r; |
113 | ||
bf1bc670 TA |
114 | assert(manager); |
115 | assert(filename); | |
116 | ||
f579559b TG |
117 | file = fopen(filename, "re"); |
118 | if (!file) { | |
119 | if (errno == ENOENT) | |
120 | return 0; | |
1e7a0e21 LP |
121 | |
122 | return -errno; | |
f579559b TG |
123 | } |
124 | ||
ed88bcfb ZJS |
125 | if (null_or_empty_fd(fileno(file))) { |
126 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
127 | return 0; |
128 | } | |
129 | ||
f579559b TG |
130 | network = new0(Network, 1); |
131 | if (!network) | |
132 | return log_oom(); | |
133 | ||
5a3eb5a7 TG |
134 | network->manager = manager; |
135 | ||
f048a16b TG |
136 | LIST_HEAD_INIT(network->static_addresses); |
137 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 138 | LIST_HEAD_INIT(network->static_fdb_entries); |
a0e5c15d | 139 | LIST_HEAD_INIT(network->ipv6_proxy_ndp_addresses); |
95b74ef6 | 140 | LIST_HEAD_INIT(network->address_labels); |
057abfd8 | 141 | LIST_HEAD_INIT(network->static_prefixes); |
bce67bbe | 142 | LIST_HEAD_INIT(network->rules); |
f579559b | 143 | |
d5099efc | 144 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 145 | if (!network->stacked_netdevs) |
326cb406 SS |
146 | return log_oom(); |
147 | ||
f4859fc7 | 148 | network->addresses_by_section = hashmap_new(&network_config_hash_ops); |
6ae115c1 TG |
149 | if (!network->addresses_by_section) |
150 | return log_oom(); | |
151 | ||
f4859fc7 | 152 | network->routes_by_section = hashmap_new(&network_config_hash_ops); |
6ae115c1 TG |
153 | if (!network->routes_by_section) |
154 | return log_oom(); | |
155 | ||
b98b483b AR |
156 | network->fdb_entries_by_section = hashmap_new(NULL); |
157 | if (!network->fdb_entries_by_section) | |
158 | return log_oom(); | |
159 | ||
95b74ef6 SS |
160 | network->address_labels_by_section = hashmap_new(&network_config_hash_ops); |
161 | if (!network->address_labels_by_section) | |
057abfd8 PF |
162 | log_oom(); |
163 | ||
164 | network->prefixes_by_section = hashmap_new(&network_config_hash_ops); | |
165 | if (!network->prefixes_by_section) | |
95b74ef6 SS |
166 | return log_oom(); |
167 | ||
bce67bbe SS |
168 | network->rules_by_section = hashmap_new(&network_config_hash_ops); |
169 | if (!network->rules_by_section) | |
170 | return log_oom(); | |
171 | ||
6ae115c1 TG |
172 | network->filename = strdup(filename); |
173 | if (!network->filename) | |
174 | return log_oom(); | |
175 | ||
dbffab87 TG |
176 | network->name = strdup(basename(filename)); |
177 | if (!network->name) | |
178 | return log_oom(); | |
179 | ||
180 | d = strrchr(network->name, '.'); | |
181 | if (!d) | |
182 | return -EINVAL; | |
183 | ||
184 | assert(streq(d, ".network")); | |
185 | ||
186 | *d = '\0'; | |
187 | ||
c1a38904 | 188 | network->required_for_online = true; |
cb9fc36a | 189 | network->dhcp = ADDRESS_FAMILY_NO; |
27cb34f5 LP |
190 | network->dhcp_use_ntp = true; |
191 | network->dhcp_use_dns = true; | |
192 | network->dhcp_use_hostname = true; | |
193 | network->dhcp_use_routes = true; | |
add8d07d | 194 | /* NOTE: this var might be overwriten by network_apply_anonymize_if_set */ |
27cb34f5 | 195 | network->dhcp_send_hostname = true; |
add8d07d | 196 | /* To enable/disable RFC7844 Anonymity Profiles */ |
197 | network->dhcp_anonymize = false; | |
84b5b79a | 198 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
add8d07d | 199 | /* NOTE: this var might be overwrite by network_apply_anonymize_if_set */ |
3e43b2cd | 200 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
f594276b | 201 | network->dhcp_route_table = RT_TABLE_MAIN; |
fc1ba79d | 202 | network->dhcp_route_table_set = false; |
95ab9eff AJ |
203 | /* NOTE: from man: UseMTU=... Defaults to false*/ |
204 | network->dhcp_use_mtu = false; | |
add8d07d | 205 | /* NOTE: from man: UseTimezone=... Defaults to "no".*/ |
206 | network->dhcp_use_timezone = false; | |
fb5c8216 | 207 | network->rapid_commit = true; |
5be4d38e | 208 | |
539f2a73 LP |
209 | network->dhcp_server_emit_dns = true; |
210 | network->dhcp_server_emit_ntp = true; | |
77ff6022 | 211 | network->dhcp_server_emit_router = true; |
539f2a73 LP |
212 | network->dhcp_server_emit_timezone = true; |
213 | ||
9e25315c PF |
214 | network->router_emit_dns = true; |
215 | network->router_emit_domains = true; | |
216 | ||
7f9915f0 SS |
217 | network->use_bpdu = -1; |
218 | network->hairpin = -1; | |
219 | network->fast_leave = -1; | |
220 | network->allow_port_to_be_root = -1; | |
221 | network->unicast_flood = -1; | |
b56be296 | 222 | network->priority = LINK_BRIDGE_PORT_PRIORITY_INVALID; |
84c34096 | 223 | |
7cececb2 LP |
224 | network->lldp_mode = LLDP_MODE_ROUTERS_ONLY; |
225 | ||
a7e5da6e | 226 | network->llmnr = RESOLVE_SUPPORT_YES; |
aaa297d4 | 227 | network->mdns = RESOLVE_SUPPORT_NO; |
ad6c0475 | 228 | network->dnssec_mode = _DNSSEC_MODE_INVALID; |
c9299be2 | 229 | network->dns_over_tls_mode = _DNS_OVER_TLS_MODE_INVALID; |
bd8f6538 | 230 | |
d0d6a4cd TG |
231 | network->link_local = ADDRESS_FAMILY_IPV6; |
232 | ||
1f0d9695 | 233 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
4f2e437a | 234 | network->ipv6_accept_ra = -1; |
8749cbcd | 235 | network->ipv6_dad_transmits = -1; |
b69c3180 | 236 | network->ipv6_hop_limit = -1; |
465dfe59 | 237 | network->ipv6_proxy_ndp = -1; |
8341a5c3 | 238 | network->duid.type = _DUID_TYPE_INVALID; |
23d8b221 | 239 | network->proxy_arp = -1; |
99d2baa2 | 240 | network->arp = -1; |
e6ebebbe | 241 | network->multicast = -1; |
866e6b7a | 242 | network->allmulticast = -1; |
1e7a0e21 | 243 | network->ipv6_accept_ra_use_dns = true; |
2ba31d29 | 244 | network->ipv6_accept_ra_route_table = RT_TABLE_MAIN; |
11102cba | 245 | network->ipv6_mtu = 0; |
49092e22 | 246 | |
23bb31aa ZJS |
247 | dropin_dirname = strjoina(network->name, ".network.d"); |
248 | ||
249 | r = config_parse_many(filename, network_dirs, dropin_dirname, | |
250 | "Match\0" | |
251 | "Link\0" | |
252 | "Network\0" | |
253 | "Address\0" | |
95b74ef6 | 254 | "IPv6AddressLabel\0" |
bce67bbe | 255 | "RoutingPolicyRule\0" |
23bb31aa ZJS |
256 | "Route\0" |
257 | "DHCP\0" | |
258 | "DHCPv4\0" /* compat */ | |
259 | "DHCPServer\0" | |
260 | "IPv6AcceptRA\0" | |
a0e5c15d | 261 | "IPv6NDPProxyAddress\0" |
23bb31aa ZJS |
262 | "Bridge\0" |
263 | "BridgeFDB\0" | |
9d5d0090 | 264 | "BridgeVLAN\0" |
7d5cac19 | 265 | "IPv6PrefixDelegation\0" |
06828bb6 HP |
266 | "IPv6Prefix\0" |
267 | "CAN\0", | |
23bb31aa | 268 | config_item_perf_lookup, network_network_gperf_lookup, |
bcde742e | 269 | CONFIG_PARSE_WARN, network); |
36f822c4 | 270 | if (r < 0) |
f579559b | 271 | return r; |
f579559b | 272 | |
add8d07d | 273 | network_apply_anonymize_if_set(network); |
274 | ||
5a8bcb67 LP |
275 | /* IPMasquerade=yes implies IPForward=yes */ |
276 | if (network->ip_masquerade) | |
769d324c | 277 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 278 | |
7169cdc8 YW |
279 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
280 | log_warning("MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set in %s. " | |
281 | "Disabling UseMTU=.", filename); | |
282 | network->dhcp_use_mtu = false; | |
283 | } | |
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 | ||
e90d0374 | 356 | set_free_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); | |
27dfc982 YW |
419 | |
420 | if (network->manager->duids_requesting_uuid) | |
421 | set_remove(network->manager->duids_requesting_uuid, &network->duid); | |
dbffab87 TG |
422 | } |
423 | ||
424 | free(network->name); | |
f579559b | 425 | |
79e16ce3 LP |
426 | condition_free_list(network->match_host); |
427 | condition_free_list(network->match_virt); | |
5022f08a LP |
428 | condition_free_list(network->match_kernel_cmdline); |
429 | condition_free_list(network->match_kernel_version); | |
79e16ce3 LP |
430 | condition_free_list(network->match_arch); |
431 | ||
8eb9058d | 432 | free(network->dhcp_server_timezone); |
1a04db0f LP |
433 | free(network->dhcp_server_dns); |
434 | free(network->dhcp_server_ntp); | |
8eb9058d | 435 | |
8a516214 LP |
436 | set_free_free(network->dnssec_negative_trust_anchors); |
437 | ||
f579559b TG |
438 | free(network); |
439 | } | |
440 | ||
dbffab87 TG |
441 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
442 | Network *network; | |
443 | ||
444 | assert(manager); | |
445 | assert(name); | |
446 | assert(ret); | |
447 | ||
448 | network = hashmap_get(manager->networks_by_name, name); | |
449 | if (!network) | |
450 | return -ENOENT; | |
451 | ||
452 | *ret = network; | |
453 | ||
454 | return 0; | |
455 | } | |
456 | ||
51517f9e | 457 | int network_get(Manager *manager, sd_device *device, |
505f8da7 TG |
458 | const char *ifname, const struct ether_addr *address, |
459 | Network **ret) { | |
24c083df | 460 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
51517f9e YW |
461 | sd_device *parent; |
462 | Network *network; | |
f579559b TG |
463 | |
464 | assert(manager); | |
f579559b | 465 | assert(ret); |
af3aa302 | 466 | |
24c083df | 467 | if (device) { |
51517f9e | 468 | (void) sd_device_get_property_value(device, "ID_PATH", &path); |
af3aa302 | 469 | |
51517f9e YW |
470 | if (sd_device_get_parent(device, &parent) >= 0) |
471 | (void) sd_device_get_driver(parent, &parent_driver); | |
af3aa302 | 472 | |
51517f9e | 473 | (void) sd_device_get_property_value(device, "ID_NET_DRIVER", &driver); |
af3aa302 | 474 | |
51517f9e | 475 | (void) sd_device_get_devtype(device, &devtype); |
24c083df | 476 | } |
f579559b | 477 | |
f579559b TG |
478 | LIST_FOREACH(networks, network, manager->networks) { |
479 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
480 | network->match_driver, network->match_type, |
481 | network->match_name, network->match_host, | |
5022f08a LP |
482 | network->match_virt, network->match_kernel_cmdline, |
483 | network->match_kernel_version, network->match_arch, | |
af3aa302 TG |
484 | address, path, parent_driver, driver, |
485 | devtype, ifname)) { | |
24c083df | 486 | if (network->match_name && device) { |
ca6038b8 TG |
487 | const char *attr; |
488 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
489 | ||
51517f9e | 490 | if (sd_device_get_sysattr_value(device, "name_assign_type", &attr) >= 0) |
dc751688 | 491 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
492 | |
493 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
494 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
495 | ifname, network->filename); | |
32bc8adc | 496 | else |
a2fae7bb | 497 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 498 | } else |
a2fae7bb | 499 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 500 | |
f579559b TG |
501 | *ret = network; |
502 | return 0; | |
503 | } | |
504 | } | |
505 | ||
506 | *ret = NULL; | |
507 | ||
508 | return -ENOENT; | |
509 | } | |
510 | ||
7d342c03 | 511 | int network_apply(Network *network, Link *link) { |
f579559b TG |
512 | int r; |
513 | ||
c4a03a56 TG |
514 | assert(network); |
515 | assert(link); | |
516 | ||
f579559b TG |
517 | link->network = network; |
518 | ||
bfa695b5 TG |
519 | if (network->ipv4ll_route) { |
520 | Route *route; | |
521 | ||
0b180d75 | 522 | r = route_new_static(network, NULL, 0, &route); |
bfa695b5 TG |
523 | if (r < 0) |
524 | return r; | |
525 | ||
2ce40956 | 526 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst.in); |
bfa695b5 TG |
527 | if (r == 0) |
528 | return -EINVAL; | |
529 | if (r < 0) | |
530 | return -errno; | |
531 | ||
532 | route->family = AF_INET; | |
533 | route->dst_prefixlen = 16; | |
534 | route->scope = RT_SCOPE_LINK; | |
86655331 | 535 | route->priority = IPV4LL_ROUTE_METRIC; |
bfa695b5 TG |
536 | route->protocol = RTPROT_STATIC; |
537 | } | |
538 | ||
5512a963 | 539 | if (network->n_dns > 0 || |
3df9bec5 LP |
540 | !strv_isempty(network->ntp) || |
541 | !strv_isempty(network->search_domains) || | |
2ad6b610 | 542 | !strv_isempty(network->route_domains)) |
84de38c5 | 543 | link_dirty(link); |
3bef724f | 544 | |
f579559b TG |
545 | return 0; |
546 | } | |
02b59d57 | 547 | |
439689c6 SS |
548 | bool network_has_static_ipv6_addresses(Network *network) { |
549 | Address *address; | |
550 | ||
551 | assert(network); | |
552 | ||
553 | LIST_FOREACH(addresses, address, network->static_addresses) { | |
554 | if (address->family == AF_INET6) | |
555 | return true; | |
556 | } | |
557 | ||
558 | return false; | |
559 | } | |
560 | ||
69a93e7d | 561 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
562 | const char *filename, |
563 | unsigned line, | |
564 | const char *section, | |
565 | unsigned section_line, | |
566 | const char *lvalue, | |
567 | int ltype, | |
568 | const char *rvalue, | |
569 | void *data, | |
570 | void *userdata) { | |
571 | Network *network = userdata; | |
31d0ac36 TG |
572 | _cleanup_free_ char *kind_string = NULL; |
573 | char *p; | |
1a436809 | 574 | NetDev *netdev; |
69a93e7d | 575 | NetDevKind kind; |
02b59d57 TG |
576 | int r; |
577 | ||
578 | assert(filename); | |
579 | assert(lvalue); | |
580 | assert(rvalue); | |
581 | assert(data); | |
582 | ||
69a93e7d TG |
583 | kind_string = strdup(lvalue); |
584 | if (!kind_string) | |
585 | return log_oom(); | |
52433f6b | 586 | |
69a93e7d TG |
587 | /* the keys are CamelCase versions of the kind */ |
588 | for (p = kind_string; *p; p++) | |
589 | *p = tolower(*p); | |
52433f6b | 590 | |
69a93e7d TG |
591 | kind = netdev_kind_from_string(kind_string); |
592 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 593 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
594 | return 0; |
595 | } | |
596 | ||
54abf461 TG |
597 | r = netdev_get(network->manager, rvalue, &netdev); |
598 | if (r < 0) { | |
12ca818f | 599 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
600 | return 0; |
601 | } | |
602 | ||
69a93e7d | 603 | if (netdev->kind != kind) { |
12ca818f | 604 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
605 | return 0; |
606 | } | |
607 | ||
69a93e7d TG |
608 | switch (kind) { |
609 | case NETDEV_KIND_BRIDGE: | |
610 | network->bridge = netdev; | |
54abf461 | 611 | |
69a93e7d TG |
612 | break; |
613 | case NETDEV_KIND_BOND: | |
614 | network->bond = netdev; | |
fe6b2d55 | 615 | |
6cb955c6 AR |
616 | break; |
617 | case NETDEV_KIND_VRF: | |
618 | network->vrf = netdev; | |
619 | ||
69a93e7d TG |
620 | break; |
621 | case NETDEV_KIND_VLAN: | |
69a93e7d | 622 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 623 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 624 | case NETDEV_KIND_IPVLAN: |
326cb406 | 625 | case NETDEV_KIND_VXLAN: |
92c918b0 | 626 | case NETDEV_KIND_VCAN: |
6a0a2f86 | 627 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 628 | if (r < 0) { |
87ac8d99 | 629 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add NetDev '%s' to network: %m", rvalue); |
326cb406 SS |
630 | return 0; |
631 | } | |
632 | ||
69a93e7d TG |
633 | break; |
634 | default: | |
87ac8d99 | 635 | assert_not_reached("Cannot parse NetDev"); |
fe6b2d55 TG |
636 | } |
637 | ||
47e2dc31 TG |
638 | netdev_ref(netdev); |
639 | ||
fe6b2d55 TG |
640 | return 0; |
641 | } | |
7951dea2 | 642 | |
3df9bec5 LP |
643 | int config_parse_domains( |
644 | const char *unit, | |
645 | const char *filename, | |
646 | unsigned line, | |
647 | const char *section, | |
648 | unsigned section_line, | |
649 | const char *lvalue, | |
650 | int ltype, | |
651 | const char *rvalue, | |
652 | void *data, | |
653 | void *userdata) { | |
654 | ||
655 | const char *p; | |
656 | Network *n = data; | |
6192b846 TG |
657 | int r; |
658 | ||
3df9bec5 LP |
659 | assert(n); |
660 | assert(lvalue); | |
661 | assert(rvalue); | |
6192b846 | 662 | |
3df9bec5 LP |
663 | if (isempty(rvalue)) { |
664 | n->search_domains = strv_free(n->search_domains); | |
665 | n->route_domains = strv_free(n->route_domains); | |
666 | return 0; | |
667 | } | |
67272d15 | 668 | |
3df9bec5 LP |
669 | p = rvalue; |
670 | for (;;) { | |
671 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
672 | const char *domain; | |
673 | bool is_route; | |
674 | ||
675 | r = extract_first_word(&p, &w, NULL, 0); | |
676 | if (r < 0) { | |
677 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract search or route domain, ignoring: %s", rvalue); | |
678 | break; | |
679 | } | |
680 | if (r == 0) | |
681 | break; | |
682 | ||
683 | is_route = w[0] == '~'; | |
684 | domain = is_route ? w + 1 : w; | |
685 | ||
686 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
687 | /* If the root domain appears as is, or the special token "*" is found, we'll consider this as | |
688 | * routing domain, unconditionally. */ | |
689 | is_route = true; | |
690 | domain = "."; /* make sure we don't allow empty strings, thus write the root domain as "." */ | |
691 | ||
692 | } else { | |
693 | r = dns_name_normalize(domain, &normalized); | |
694 | if (r < 0) { | |
695 | log_syntax(unit, LOG_ERR, filename, line, r, "'%s' is not a valid domain name, ignoring.", domain); | |
696 | continue; | |
697 | } | |
698 | ||
699 | domain = normalized; | |
700 | ||
701 | if (is_localhost(domain)) { | |
702 | 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 | 703 | continue; |
3df9bec5 | 704 | } |
37de2509 | 705 | } |
40274ed6 | 706 | |
3df9bec5 LP |
707 | if (is_route) { |
708 | r = strv_extend(&n->route_domains, domain); | |
709 | if (r < 0) | |
710 | return log_oom(); | |
40274ed6 | 711 | |
3df9bec5 LP |
712 | } else { |
713 | r = strv_extend(&n->search_domains, domain); | |
714 | if (r < 0) | |
715 | return log_oom(); | |
716 | } | |
40274ed6 | 717 | } |
f15b6e5a | 718 | |
3df9bec5 LP |
719 | strv_uniq(n->route_domains); |
720 | strv_uniq(n->search_domains); | |
721 | ||
6192b846 TG |
722 | return 0; |
723 | } | |
724 | ||
7951dea2 SS |
725 | int config_parse_tunnel(const char *unit, |
726 | const char *filename, | |
727 | unsigned line, | |
728 | const char *section, | |
729 | unsigned section_line, | |
730 | const char *lvalue, | |
731 | int ltype, | |
732 | const char *rvalue, | |
733 | void *data, | |
734 | void *userdata) { | |
735 | Network *network = userdata; | |
736 | NetDev *netdev; | |
737 | int r; | |
738 | ||
739 | assert(filename); | |
740 | assert(lvalue); | |
741 | assert(rvalue); | |
742 | assert(data); | |
743 | ||
744 | r = netdev_get(network->manager, rvalue, &netdev); | |
745 | if (r < 0) { | |
6a7a4e4d | 746 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
747 | return 0; |
748 | } | |
749 | ||
d29ad81e ZJS |
750 | if (!IN_SET(netdev->kind, |
751 | NETDEV_KIND_IPIP, | |
752 | NETDEV_KIND_SIT, | |
753 | NETDEV_KIND_GRE, | |
754 | NETDEV_KIND_GRETAP, | |
755 | NETDEV_KIND_IP6GRE, | |
756 | NETDEV_KIND_IP6GRETAP, | |
757 | NETDEV_KIND_VTI, | |
758 | NETDEV_KIND_VTI6, | |
759 | NETDEV_KIND_IP6TNL)) { | |
12ca818f | 760 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
761 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
762 | return 0; | |
763 | } | |
764 | ||
6a0a2f86 TG |
765 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
766 | if (r < 0) { | |
6a7a4e4d | 767 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
768 | return 0; |
769 | } | |
770 | ||
771 | netdev_ref(netdev); | |
7951dea2 SS |
772 | |
773 | return 0; | |
774 | } | |
bd8f6538 | 775 | |
d0d6a4cd TG |
776 | int config_parse_ipv4ll( |
777 | const char* unit, | |
778 | const char *filename, | |
779 | unsigned line, | |
780 | const char *section, | |
781 | unsigned section_line, | |
782 | const char *lvalue, | |
783 | int ltype, | |
784 | const char *rvalue, | |
785 | void *data, | |
786 | void *userdata) { | |
787 | ||
788 | AddressFamilyBoolean *link_local = data; | |
789 | ||
790 | assert(filename); | |
791 | assert(lvalue); | |
792 | assert(rvalue); | |
793 | assert(data); | |
794 | ||
795 | /* Note that this is mostly like | |
796 | * config_parse_address_family_boolean(), except that it | |
797 | * applies only to IPv4 */ | |
798 | ||
5883ff60 | 799 | SET_FLAG(*link_local, ADDRESS_FAMILY_IPV4, parse_boolean(rvalue)); |
d0d6a4cd TG |
800 | |
801 | return 0; | |
802 | } | |
803 | ||
bd8f6538 TG |
804 | int config_parse_dhcp( |
805 | const char* unit, | |
806 | const char *filename, | |
807 | unsigned line, | |
808 | const char *section, | |
809 | unsigned section_line, | |
810 | const char *lvalue, | |
811 | int ltype, | |
812 | const char *rvalue, | |
813 | void *data, | |
814 | void *userdata) { | |
815 | ||
cb9fc36a | 816 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
817 | |
818 | assert(filename); | |
819 | assert(lvalue); | |
820 | assert(rvalue); | |
821 | assert(data); | |
822 | ||
769d324c LP |
823 | /* Note that this is mostly like |
824 | * config_parse_address_family_boolean(), except that it | |
825 | * understands some old names for the enum values */ | |
826 | ||
cb9fc36a LP |
827 | s = address_family_boolean_from_string(rvalue); |
828 | if (s < 0) { | |
829 | ||
830 | /* Previously, we had a slightly different enum here, | |
831 | * support its values for compatbility. */ | |
832 | ||
833 | if (streq(rvalue, "none")) | |
834 | s = ADDRESS_FAMILY_NO; | |
835 | else if (streq(rvalue, "v4")) | |
836 | s = ADDRESS_FAMILY_IPV4; | |
837 | else if (streq(rvalue, "v6")) | |
838 | s = ADDRESS_FAMILY_IPV6; | |
839 | else if (streq(rvalue, "both")) | |
840 | s = ADDRESS_FAMILY_YES; | |
841 | else { | |
12ca818f | 842 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
843 | return 0; |
844 | } | |
bd8f6538 TG |
845 | } |
846 | ||
cb9fc36a | 847 | *dhcp = s; |
bd8f6538 TG |
848 | return 0; |
849 | } | |
850 | ||
3e43b2cd JJ |
851 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
852 | [DHCP_CLIENT_ID_MAC] = "mac", | |
dace710c YW |
853 | [DHCP_CLIENT_ID_DUID] = "duid", |
854 | [DHCP_CLIENT_ID_DUID_ONLY] = "duid-only", | |
3e43b2cd JJ |
855 | }; |
856 | ||
499d555a SS |
857 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DHCPClientIdentifier); |
858 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DHCPClientIdentifier, "Failed to parse client identifier type"); | |
3e43b2cd | 859 | |
60c35566 | 860 | int config_parse_ipv6token( |
7f77697a TG |
861 | const char* unit, |
862 | const char *filename, | |
863 | unsigned line, | |
864 | const char *section, | |
865 | unsigned section_line, | |
866 | const char *lvalue, | |
867 | int ltype, | |
868 | const char *rvalue, | |
869 | void *data, | |
870 | void *userdata) { | |
871 | ||
872 | union in_addr_union buffer; | |
873 | struct in6_addr *token = data; | |
874 | int r; | |
875 | ||
876 | assert(filename); | |
877 | assert(lvalue); | |
878 | assert(rvalue); | |
879 | assert(token); | |
880 | ||
881 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
882 | if (r < 0) { | |
6a7a4e4d | 883 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
884 | return 0; |
885 | } | |
886 | ||
887 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 888 | if (r != 0) { |
87ac8d99 | 889 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token cannot be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
890 | return 0; |
891 | } | |
892 | ||
893 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
87ac8d99 | 894 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token cannot be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
895 | return 0; |
896 | } | |
897 | ||
898 | *token = buffer.in6; | |
899 | ||
900 | return 0; | |
901 | } | |
8add5f79 | 902 | |
49092e22 | 903 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
904 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
905 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
906 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
907 | }; |
908 | ||
909 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
910 | ||
911 | int config_parse_ipv6_privacy_extensions( | |
912 | const char* unit, | |
913 | const char *filename, | |
914 | unsigned line, | |
915 | const char *section, | |
916 | unsigned section_line, | |
917 | const char *lvalue, | |
918 | int ltype, | |
919 | const char *rvalue, | |
920 | void *data, | |
921 | void *userdata) { | |
922 | ||
923 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
924 | int k; | |
925 | ||
926 | assert(filename); | |
927 | assert(lvalue); | |
928 | assert(rvalue); | |
929 | assert(ipv6_privacy_extensions); | |
930 | ||
931 | /* Our enum shall be a superset of booleans, hence first try | |
932 | * to parse as boolean, and then as enum */ | |
933 | ||
934 | k = parse_boolean(rvalue); | |
935 | if (k > 0) | |
1f0d9695 | 936 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 937 | else if (k == 0) |
1f0d9695 | 938 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 939 | else { |
1f0d9695 | 940 | IPv6PrivacyExtensions s; |
49092e22 SS |
941 | |
942 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
943 | if (s < 0) { |
944 | ||
945 | if (streq(rvalue, "kernel")) | |
946 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
947 | else { | |
12ca818f | 948 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
949 | return 0; |
950 | } | |
49092e22 SS |
951 | } |
952 | ||
953 | *ipv6_privacy_extensions = s; | |
954 | } | |
955 | ||
956 | return 0; | |
957 | } | |
a7d0ef44 | 958 | |
1ac608c9 LP |
959 | int config_parse_hostname( |
960 | const char *unit, | |
961 | const char *filename, | |
962 | unsigned line, | |
963 | const char *section, | |
964 | unsigned section_line, | |
965 | const char *lvalue, | |
966 | int ltype, | |
967 | const char *rvalue, | |
968 | void *data, | |
969 | void *userdata) { | |
970 | ||
6528693a YW |
971 | _cleanup_free_ char *hn = NULL; |
972 | char **hostname = data; | |
a7d0ef44 SS |
973 | int r; |
974 | ||
975 | assert(filename); | |
976 | assert(lvalue); | |
977 | assert(rvalue); | |
978 | ||
1ac608c9 | 979 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
980 | if (r < 0) |
981 | return r; | |
982 | ||
1ac608c9 | 983 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 984 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
985 | return 0; |
986 | } | |
987 | ||
6528693a YW |
988 | r = dns_name_is_valid(hn); |
989 | if (r < 0) { | |
990 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to check validity of hostname '%s', ignoring assignment: %m", rvalue); | |
991 | return 0; | |
992 | } | |
993 | if (r == 0) { | |
994 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not a valid DNS domain name, ignoring assignment: %s", rvalue); | |
995 | return 0; | |
996 | } | |
997 | ||
998 | return free_and_replace(*hostname, hn); | |
a7d0ef44 | 999 | } |
8eb9058d LP |
1000 | |
1001 | int config_parse_timezone( | |
1002 | const char *unit, | |
1003 | const char *filename, | |
1004 | unsigned line, | |
1005 | const char *section, | |
1006 | unsigned section_line, | |
1007 | const char *lvalue, | |
1008 | int ltype, | |
1009 | const char *rvalue, | |
1010 | void *data, | |
1011 | void *userdata) { | |
1012 | ||
19f9e4e2 YW |
1013 | _cleanup_free_ char *tz = NULL; |
1014 | char **datap = data; | |
8eb9058d LP |
1015 | int r; |
1016 | ||
1017 | assert(filename); | |
1018 | assert(lvalue); | |
1019 | assert(rvalue); | |
1020 | ||
1021 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
1022 | if (r < 0) | |
1023 | return r; | |
1024 | ||
089fb865 | 1025 | if (!timezone_is_valid(tz, LOG_ERR)) { |
12ca818f | 1026 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1027 | return 0; |
1028 | } | |
1029 | ||
19f9e4e2 | 1030 | return free_and_replace(*datap, tz); |
8eb9058d | 1031 | } |
1a04db0f LP |
1032 | |
1033 | int config_parse_dhcp_server_dns( | |
1034 | const char *unit, | |
1035 | const char *filename, | |
1036 | unsigned line, | |
1037 | const char *section, | |
1038 | unsigned section_line, | |
1039 | const char *lvalue, | |
1040 | int ltype, | |
1041 | const char *rvalue, | |
1042 | void *data, | |
1043 | void *userdata) { | |
1044 | ||
1045 | Network *n = data; | |
1046 | const char *p = rvalue; | |
1047 | int r; | |
1048 | ||
1049 | assert(filename); | |
1050 | assert(lvalue); | |
1051 | assert(rvalue); | |
1052 | ||
1053 | for (;;) { | |
1054 | _cleanup_free_ char *w = NULL; | |
1055 | struct in_addr a, *m; | |
1056 | ||
1057 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1058 | if (r == -ENOMEM) |
1059 | return log_oom(); | |
1a04db0f LP |
1060 | if (r < 0) { |
1061 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1062 | return 0; | |
1063 | } | |
1a04db0f | 1064 | if (r == 0) |
fa105ce6 | 1065 | break; |
1a04db0f LP |
1066 | |
1067 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1068 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
1069 | continue; |
1070 | } | |
1071 | ||
62d74c78 | 1072 | m = reallocarray(n->dhcp_server_dns, n->n_dhcp_server_dns + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1073 | if (!m) |
1074 | return log_oom(); | |
1075 | ||
1076 | m[n->n_dhcp_server_dns++] = a; | |
1077 | n->dhcp_server_dns = m; | |
1078 | } | |
fa105ce6 | 1079 | |
88295a05 PF |
1080 | return 0; |
1081 | } | |
1082 | ||
1083 | int config_parse_radv_dns( | |
1084 | const char *unit, | |
1085 | const char *filename, | |
1086 | unsigned line, | |
1087 | const char *section, | |
1088 | unsigned section_line, | |
1089 | const char *lvalue, | |
1090 | int ltype, | |
1091 | const char *rvalue, | |
1092 | void *data, | |
1093 | void *userdata) { | |
1094 | ||
1095 | Network *n = data; | |
1096 | const char *p = rvalue; | |
1097 | int r; | |
1098 | ||
1099 | assert(filename); | |
1100 | assert(lvalue); | |
1101 | assert(rvalue); | |
1102 | ||
1103 | for (;;) { | |
1104 | _cleanup_free_ char *w = NULL; | |
1105 | union in_addr_union a; | |
1106 | ||
1107 | r = extract_first_word(&p, &w, NULL, 0); | |
1108 | if (r == -ENOMEM) | |
1109 | return log_oom(); | |
1110 | if (r < 0) { | |
1111 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1112 | return 0; | |
1113 | } | |
1114 | if (r == 0) | |
1115 | break; | |
1116 | ||
1117 | if (in_addr_from_string(AF_INET6, w, &a) >= 0) { | |
1118 | struct in6_addr *m; | |
1119 | ||
62d74c78 | 1120 | m = reallocarray(n->router_dns, n->n_router_dns + 1, sizeof(struct in6_addr)); |
88295a05 PF |
1121 | if (!m) |
1122 | return log_oom(); | |
1123 | ||
1124 | m[n->n_router_dns++] = a.in6; | |
1125 | n->router_dns = m; | |
1126 | ||
1127 | } else | |
1128 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); | |
1129 | ||
1130 | } | |
1131 | ||
700f1186 PF |
1132 | return 0; |
1133 | } | |
1134 | ||
1135 | int config_parse_radv_search_domains( | |
1136 | const char *unit, | |
1137 | const char *filename, | |
1138 | unsigned line, | |
1139 | const char *section, | |
1140 | unsigned section_line, | |
1141 | const char *lvalue, | |
1142 | int ltype, | |
1143 | const char *rvalue, | |
1144 | void *data, | |
1145 | void *userdata) { | |
1146 | ||
1147 | Network *n = data; | |
1148 | const char *p = rvalue; | |
1149 | int r; | |
1150 | ||
1151 | assert(filename); | |
1152 | assert(lvalue); | |
1153 | assert(rvalue); | |
1154 | ||
1155 | for (;;) { | |
1156 | _cleanup_free_ char *w = NULL; | |
1157 | _cleanup_free_ char *idna = NULL; | |
1158 | ||
1159 | r = extract_first_word(&p, &w, NULL, 0); | |
1160 | if (r == -ENOMEM) | |
1161 | return log_oom(); | |
1162 | if (r < 0) { | |
1163 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1164 | return 0; | |
1165 | } | |
1166 | if (r == 0) | |
1167 | break; | |
1168 | ||
1169 | r = dns_name_apply_idna(w, &idna); | |
1170 | if (r > 0) { | |
1171 | r = strv_push(&n->router_search_domains, idna); | |
1172 | if (r >= 0) | |
1173 | idna = NULL; | |
1174 | } else if (r == 0) { | |
1175 | r = strv_push(&n->router_search_domains, w); | |
1176 | if (r >= 0) | |
1177 | w = NULL; | |
1178 | } | |
1179 | } | |
1180 | ||
fa105ce6 | 1181 | return 0; |
1a04db0f LP |
1182 | } |
1183 | ||
1184 | int config_parse_dhcp_server_ntp( | |
1185 | const char *unit, | |
1186 | const char *filename, | |
1187 | unsigned line, | |
1188 | const char *section, | |
1189 | unsigned section_line, | |
1190 | const char *lvalue, | |
1191 | int ltype, | |
1192 | const char *rvalue, | |
1193 | void *data, | |
1194 | void *userdata) { | |
1195 | ||
1196 | Network *n = data; | |
1197 | const char *p = rvalue; | |
1198 | int r; | |
1199 | ||
1200 | assert(filename); | |
1201 | assert(lvalue); | |
1202 | assert(rvalue); | |
1203 | ||
1204 | for (;;) { | |
1205 | _cleanup_free_ char *w = NULL; | |
1206 | struct in_addr a, *m; | |
1207 | ||
1208 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1209 | if (r == -ENOMEM) |
1210 | return log_oom(); | |
1a04db0f | 1211 | if (r < 0) { |
12ca818f | 1212 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
1213 | return 0; |
1214 | } | |
1a04db0f LP |
1215 | if (r == 0) |
1216 | return 0; | |
1217 | ||
1218 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1219 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
1220 | continue; |
1221 | } | |
1222 | ||
62d74c78 | 1223 | m = reallocarray(n->dhcp_server_ntp, n->n_dhcp_server_ntp + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1224 | if (!m) |
1225 | return log_oom(); | |
1226 | ||
1227 | m[n->n_dhcp_server_ntp++] = a; | |
1228 | n->dhcp_server_ntp = m; | |
1229 | } | |
1230 | } | |
8a516214 | 1231 | |
53253824 SS |
1232 | int config_parse_dns( |
1233 | const char *unit, | |
1234 | const char *filename, | |
1235 | unsigned line, | |
1236 | const char *section, | |
1237 | unsigned section_line, | |
1238 | const char *lvalue, | |
1239 | int ltype, | |
1240 | const char *rvalue, | |
1241 | void *data, | |
1242 | void *userdata) { | |
1243 | ||
1244 | Network *n = userdata; | |
1245 | int r; | |
1246 | ||
1247 | assert(filename); | |
1248 | assert(lvalue); | |
1249 | assert(rvalue); | |
1250 | ||
1251 | for (;;) { | |
1252 | _cleanup_free_ char *w = NULL; | |
1253 | union in_addr_union a; | |
5512a963 | 1254 | struct in_addr_data *m; |
53253824 SS |
1255 | int family; |
1256 | ||
5512a963 | 1257 | r = extract_first_word(&rvalue, &w, NULL, 0); |
53253824 SS |
1258 | if (r == -ENOMEM) |
1259 | return log_oom(); | |
1260 | if (r < 0) { | |
1261 | log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); | |
1262 | break; | |
1263 | } | |
5512a963 LP |
1264 | if (r == 0) |
1265 | break; | |
53253824 SS |
1266 | |
1267 | r = in_addr_from_string_auto(w, &family, &a); | |
1268 | if (r < 0) { | |
5512a963 | 1269 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1270 | continue; |
1271 | } | |
1272 | ||
62d74c78 | 1273 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_data)); |
5512a963 | 1274 | if (!m) |
53253824 SS |
1275 | return log_oom(); |
1276 | ||
5512a963 LP |
1277 | m[n->n_dns++] = (struct in_addr_data) { |
1278 | .family = family, | |
1279 | .address = a, | |
1280 | }; | |
1281 | ||
1282 | n->dns = m; | |
53253824 SS |
1283 | } |
1284 | ||
1285 | return 0; | |
1286 | } | |
1287 | ||
8a516214 LP |
1288 | int config_parse_dnssec_negative_trust_anchors( |
1289 | const char *unit, | |
1290 | const char *filename, | |
1291 | unsigned line, | |
1292 | const char *section, | |
1293 | unsigned section_line, | |
1294 | const char *lvalue, | |
1295 | int ltype, | |
1296 | const char *rvalue, | |
1297 | void *data, | |
1298 | void *userdata) { | |
1299 | ||
1300 | const char *p = rvalue; | |
1301 | Network *n = data; | |
1302 | int r; | |
1303 | ||
3df9bec5 | 1304 | assert(n); |
8a516214 LP |
1305 | assert(lvalue); |
1306 | assert(rvalue); | |
1307 | ||
1308 | if (isempty(rvalue)) { | |
1309 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1310 | return 0; | |
1311 | } | |
1312 | ||
1313 | for (;;) { | |
1314 | _cleanup_free_ char *w = NULL; | |
1315 | ||
1316 | r = extract_first_word(&p, &w, NULL, 0); | |
1317 | if (r < 0) { | |
1318 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
1319 | break; | |
1320 | } | |
1321 | if (r == 0) | |
1322 | break; | |
1323 | ||
1324 | r = dns_name_is_valid(w); | |
1325 | if (r <= 0) { | |
1326 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w); | |
1327 | continue; | |
1328 | } | |
1329 | ||
cbbf38ae LP |
1330 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1331 | if (r < 0) | |
1332 | return log_oom(); | |
1333 | ||
8a516214 LP |
1334 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1335 | if (r < 0) | |
1336 | return log_oom(); | |
1337 | if (r > 0) | |
1338 | w = NULL; | |
1339 | } | |
1340 | ||
1341 | return 0; | |
1342 | } | |
b2a81c0b | 1343 | |
26575990 LP |
1344 | int config_parse_ntp( |
1345 | const char *unit, | |
1346 | const char *filename, | |
1347 | unsigned line, | |
1348 | const char *section, | |
1349 | unsigned section_line, | |
1350 | const char *lvalue, | |
1351 | int ltype, | |
1352 | const char *rvalue, | |
1353 | void *data, | |
1354 | void *userdata) { | |
1355 | ||
1356 | char ***l = data; | |
1357 | int r; | |
1358 | ||
1359 | assert(l); | |
1360 | assert(lvalue); | |
1361 | assert(rvalue); | |
1362 | ||
1363 | if (isempty(rvalue)) { | |
1364 | *l = strv_free(*l); | |
1365 | return 0; | |
1366 | } | |
1367 | ||
1368 | for (;;) { | |
1369 | _cleanup_free_ char *w = NULL; | |
1370 | ||
1371 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1372 | if (r == -ENOMEM) | |
1373 | return log_oom(); | |
1374 | if (r < 0) { | |
1375 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract NTP server name, ignoring: %s", rvalue); | |
1376 | break; | |
1377 | } | |
1378 | if (r == 0) | |
1379 | break; | |
1380 | ||
1381 | r = dns_name_is_valid_or_address(w); | |
1382 | if (r <= 0) { | |
1383 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name or IP address, ignoring.", w); | |
1384 | continue; | |
af1c0de0 SS |
1385 | } |
1386 | ||
1387 | r = strv_push(l, w); | |
1388 | if (r < 0) | |
1389 | return log_oom(); | |
1390 | ||
1391 | w = NULL; | |
1392 | } | |
1393 | ||
1394 | return 0; | |
1395 | } | |
1396 | ||
1397 | int config_parse_dhcp_user_class( | |
1398 | const char *unit, | |
1399 | const char *filename, | |
1400 | unsigned line, | |
1401 | const char *section, | |
1402 | unsigned section_line, | |
1403 | const char *lvalue, | |
1404 | int ltype, | |
1405 | const char *rvalue, | |
1406 | void *data, | |
1407 | void *userdata) { | |
1408 | ||
1409 | char ***l = data; | |
1410 | int r; | |
1411 | ||
1412 | assert(l); | |
1413 | assert(lvalue); | |
1414 | assert(rvalue); | |
1415 | ||
1416 | if (isempty(rvalue)) { | |
1417 | *l = strv_free(*l); | |
1418 | return 0; | |
1419 | } | |
1420 | ||
1421 | for (;;) { | |
1422 | _cleanup_free_ char *w = NULL; | |
1423 | ||
1424 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1425 | if (r == -ENOMEM) | |
1426 | return log_oom(); | |
1427 | if (r < 0) { | |
1428 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to split user classes option, ignoring: %s", rvalue); | |
1429 | break; | |
1430 | } | |
1431 | if (r == 0) | |
1432 | break; | |
1433 | ||
1434 | if (strlen(w) > 255) { | |
1435 | log_syntax(unit, LOG_ERR, filename, line, r, "%s length is not in the range 1-255, ignoring.", w); | |
1436 | continue; | |
26575990 LP |
1437 | } |
1438 | ||
1439 | r = strv_push(l, w); | |
1440 | if (r < 0) | |
1441 | return log_oom(); | |
1442 | ||
1443 | w = NULL; | |
1444 | } | |
1445 | ||
1446 | return 0; | |
1447 | } | |
1448 | ||
f594276b JK |
1449 | int config_parse_dhcp_route_table(const char *unit, |
1450 | const char *filename, | |
1451 | unsigned line, | |
1452 | const char *section, | |
1453 | unsigned section_line, | |
1454 | const char *lvalue, | |
1455 | int ltype, | |
1456 | const char *rvalue, | |
1457 | void *data, | |
1458 | void *userdata) { | |
fc1ba79d | 1459 | Network *network = data; |
f594276b JK |
1460 | uint32_t rt; |
1461 | int r; | |
1462 | ||
1463 | assert(filename); | |
1464 | assert(lvalue); | |
1465 | assert(rvalue); | |
1466 | assert(data); | |
1467 | ||
1468 | r = safe_atou32(rvalue, &rt); | |
1469 | if (r < 0) { | |
1470 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1471 | "Unable to read RouteTable, ignoring assignment: %s", rvalue); | |
1472 | return 0; | |
1473 | } | |
1474 | ||
fc1ba79d AR |
1475 | network->dhcp_route_table = rt; |
1476 | network->dhcp_route_table_set = true; | |
f594276b JK |
1477 | |
1478 | return 0; | |
1479 | } | |
1480 | ||
b2a81c0b LP |
1481 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, "Failed to parse DHCP use domains setting"); |
1482 | ||
1483 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
1484 | [DHCP_USE_DOMAINS_NO] = "no", | |
1485 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
1486 | [DHCP_USE_DOMAINS_YES] = "yes", | |
1487 | }; | |
1488 | ||
1489 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
34437b4f LP |
1490 | |
1491 | DEFINE_CONFIG_PARSE_ENUM(config_parse_lldp_mode, lldp_mode, LLDPMode, "Failed to parse LLDP= setting."); | |
1492 | ||
1493 | static const char* const lldp_mode_table[_LLDP_MODE_MAX] = { | |
1494 | [LLDP_MODE_NO] = "no", | |
1495 | [LLDP_MODE_YES] = "yes", | |
1496 | [LLDP_MODE_ROUTERS_ONLY] = "routers-only", | |
1497 | }; | |
1498 | ||
1499 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(lldp_mode, LLDPMode, LLDP_MODE_YES); |