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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 | ||
212bd73c | 105 | 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 | ||
dbffab87 TG |
184 | *d = '\0'; |
185 | ||
c1a38904 | 186 | network->required_for_online = true; |
cb9fc36a | 187 | network->dhcp = ADDRESS_FAMILY_NO; |
27cb34f5 LP |
188 | network->dhcp_use_ntp = true; |
189 | network->dhcp_use_dns = true; | |
190 | network->dhcp_use_hostname = true; | |
191 | network->dhcp_use_routes = true; | |
add8d07d | 192 | /* NOTE: this var might be overwriten by network_apply_anonymize_if_set */ |
27cb34f5 | 193 | network->dhcp_send_hostname = true; |
add8d07d | 194 | /* To enable/disable RFC7844 Anonymity Profiles */ |
195 | network->dhcp_anonymize = false; | |
84b5b79a | 196 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
add8d07d | 197 | /* NOTE: this var might be overwrite by network_apply_anonymize_if_set */ |
3e43b2cd | 198 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
f594276b | 199 | network->dhcp_route_table = RT_TABLE_MAIN; |
fc1ba79d | 200 | network->dhcp_route_table_set = false; |
95ab9eff AJ |
201 | /* NOTE: from man: UseMTU=... Defaults to false*/ |
202 | network->dhcp_use_mtu = false; | |
add8d07d | 203 | /* NOTE: from man: UseTimezone=... Defaults to "no".*/ |
204 | network->dhcp_use_timezone = false; | |
fb5c8216 | 205 | network->rapid_commit = true; |
5be4d38e | 206 | |
539f2a73 LP |
207 | network->dhcp_server_emit_dns = true; |
208 | network->dhcp_server_emit_ntp = true; | |
77ff6022 | 209 | network->dhcp_server_emit_router = true; |
539f2a73 LP |
210 | network->dhcp_server_emit_timezone = true; |
211 | ||
9e25315c PF |
212 | network->router_emit_dns = true; |
213 | network->router_emit_domains = true; | |
214 | ||
7f9915f0 SS |
215 | network->use_bpdu = -1; |
216 | network->hairpin = -1; | |
217 | network->fast_leave = -1; | |
218 | network->allow_port_to_be_root = -1; | |
219 | network->unicast_flood = -1; | |
b56be296 | 220 | network->priority = LINK_BRIDGE_PORT_PRIORITY_INVALID; |
84c34096 | 221 | |
7cececb2 LP |
222 | network->lldp_mode = LLDP_MODE_ROUTERS_ONLY; |
223 | ||
a7e5da6e | 224 | network->llmnr = RESOLVE_SUPPORT_YES; |
aaa297d4 | 225 | network->mdns = RESOLVE_SUPPORT_NO; |
ad6c0475 | 226 | network->dnssec_mode = _DNSSEC_MODE_INVALID; |
c9299be2 | 227 | network->dns_over_tls_mode = _DNS_OVER_TLS_MODE_INVALID; |
bd8f6538 | 228 | |
d0d6a4cd TG |
229 | network->link_local = ADDRESS_FAMILY_IPV6; |
230 | ||
1f0d9695 | 231 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
4f2e437a | 232 | network->ipv6_accept_ra = -1; |
8749cbcd | 233 | network->ipv6_dad_transmits = -1; |
b69c3180 | 234 | network->ipv6_hop_limit = -1; |
465dfe59 | 235 | network->ipv6_proxy_ndp = -1; |
8341a5c3 | 236 | network->duid.type = _DUID_TYPE_INVALID; |
23d8b221 | 237 | network->proxy_arp = -1; |
99d2baa2 | 238 | network->arp = -1; |
e6ebebbe | 239 | network->multicast = -1; |
866e6b7a | 240 | network->allmulticast = -1; |
1e7a0e21 | 241 | network->ipv6_accept_ra_use_dns = true; |
2ba31d29 | 242 | network->ipv6_accept_ra_route_table = RT_TABLE_MAIN; |
11102cba | 243 | network->ipv6_mtu = 0; |
49092e22 | 244 | |
23bb31aa ZJS |
245 | dropin_dirname = strjoina(network->name, ".network.d"); |
246 | ||
247 | r = config_parse_many(filename, network_dirs, dropin_dirname, | |
248 | "Match\0" | |
249 | "Link\0" | |
250 | "Network\0" | |
251 | "Address\0" | |
95b74ef6 | 252 | "IPv6AddressLabel\0" |
bce67bbe | 253 | "RoutingPolicyRule\0" |
23bb31aa ZJS |
254 | "Route\0" |
255 | "DHCP\0" | |
256 | "DHCPv4\0" /* compat */ | |
257 | "DHCPServer\0" | |
258 | "IPv6AcceptRA\0" | |
a0e5c15d | 259 | "IPv6NDPProxyAddress\0" |
23bb31aa ZJS |
260 | "Bridge\0" |
261 | "BridgeFDB\0" | |
9d5d0090 | 262 | "BridgeVLAN\0" |
7d5cac19 | 263 | "IPv6PrefixDelegation\0" |
06828bb6 HP |
264 | "IPv6Prefix\0" |
265 | "CAN\0", | |
23bb31aa | 266 | config_item_perf_lookup, network_network_gperf_lookup, |
bcde742e | 267 | CONFIG_PARSE_WARN, network); |
36f822c4 | 268 | if (r < 0) |
f579559b | 269 | return r; |
f579559b | 270 | |
add8d07d | 271 | network_apply_anonymize_if_set(network); |
272 | ||
5a8bcb67 LP |
273 | /* IPMasquerade=yes implies IPForward=yes */ |
274 | if (network->ip_masquerade) | |
769d324c | 275 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 276 | |
7169cdc8 YW |
277 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
278 | log_warning("MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set in %s. " | |
279 | "Disabling UseMTU=.", filename); | |
280 | network->dhcp_use_mtu = false; | |
281 | } | |
282 | ||
f579559b | 283 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 284 | |
dbffab87 TG |
285 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
286 | if (r < 0) | |
287 | return r; | |
288 | ||
289 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
290 | if (r < 0) | |
291 | return r; | |
292 | ||
3d3d4255 | 293 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
294 | if (!route->family) { |
295 | log_warning("Route section without Gateway field configured in %s. " | |
296 | "Ignoring", filename); | |
297 | return 0; | |
298 | } | |
b3070dc0 TG |
299 | } |
300 | ||
3d3d4255 | 301 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
302 | if (!address->family) { |
303 | log_warning("Address section without Address field configured in %s. " | |
304 | "Ignoring", filename); | |
305 | return 0; | |
306 | } | |
307 | } | |
308 | ||
f579559b TG |
309 | network = NULL; |
310 | ||
311 | return 0; | |
312 | } | |
313 | ||
314 | int network_load(Manager *manager) { | |
315 | Network *network; | |
477e73b5 ZJS |
316 | _cleanup_strv_free_ char **files = NULL; |
317 | char **f; | |
f579559b TG |
318 | int r; |
319 | ||
320 | assert(manager); | |
321 | ||
322 | while ((network = manager->networks)) | |
323 | network_free(network); | |
324 | ||
b5084605 | 325 | r = conf_files_list_strv(&files, ".network", NULL, 0, network_dirs); |
f647962d MS |
326 | if (r < 0) |
327 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
328 | |
329 | STRV_FOREACH_BACKWARDS(f, files) { | |
330 | r = network_load_one(manager, *f); | |
331 | if (r < 0) | |
332 | return r; | |
333 | } | |
334 | ||
f579559b TG |
335 | return 0; |
336 | } | |
337 | ||
f579559b | 338 | void network_free(Network *network) { |
a0e5c15d | 339 | IPv6ProxyNDPAddress *ipv6_proxy_ndp_address; |
bce67bbe SS |
340 | RoutingPolicyRule *rule; |
341 | FdbEntry *fdb_entry; | |
95b74ef6 | 342 | AddressLabel *label; |
057abfd8 | 343 | Prefix *prefix; |
bce67bbe SS |
344 | Address *address; |
345 | NetDev *netdev; | |
346 | Route *route; | |
06f021a8 | 347 | Iterator i; |
f579559b TG |
348 | |
349 | if (!network) | |
350 | return; | |
351 | ||
352 | free(network->filename); | |
353 | ||
e90d0374 | 354 | set_free_free(network->match_mac); |
5256e00e TG |
355 | strv_free(network->match_path); |
356 | strv_free(network->match_driver); | |
357 | strv_free(network->match_type); | |
358 | strv_free(network->match_name); | |
f579559b TG |
359 | |
360 | free(network->description); | |
edb85f0d | 361 | free(network->dhcp_vendor_class_identifier); |
af1c0de0 | 362 | strv_free(network->dhcp_user_class); |
27cb34f5 | 363 | free(network->dhcp_hostname); |
f579559b | 364 | |
c106cc36 TG |
365 | free(network->mac); |
366 | ||
b0e39c82 | 367 | strv_free(network->ntp); |
5512a963 | 368 | free(network->dns); |
3df9bec5 LP |
369 | strv_free(network->search_domains); |
370 | strv_free(network->route_domains); | |
0d4ad91d | 371 | strv_free(network->bind_carrier); |
3bef724f | 372 | |
47e2dc31 | 373 | netdev_unref(network->bridge); |
47e2dc31 | 374 | netdev_unref(network->bond); |
6cb955c6 | 375 | netdev_unref(network->vrf); |
47e2dc31 | 376 | |
2c36be2f TG |
377 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
378 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 379 | netdev_unref(netdev); |
2c36be2f | 380 | } |
6a0a2f86 | 381 | hashmap_free(network->stacked_netdevs); |
326cb406 | 382 | |
f048a16b | 383 | while ((route = network->static_routes)) |
f579559b TG |
384 | route_free(route); |
385 | ||
f048a16b | 386 | while ((address = network->static_addresses)) |
f579559b TG |
387 | address_free(address); |
388 | ||
b98b483b AR |
389 | while ((fdb_entry = network->static_fdb_entries)) |
390 | fdb_entry_free(fdb_entry); | |
391 | ||
a0e5c15d FK |
392 | while ((ipv6_proxy_ndp_address = network->ipv6_proxy_ndp_addresses)) |
393 | ipv6_proxy_ndp_address_free(ipv6_proxy_ndp_address); | |
394 | ||
95b74ef6 SS |
395 | while ((label = network->address_labels)) |
396 | address_label_free(label); | |
397 | ||
057abfd8 PF |
398 | while ((prefix = network->static_prefixes)) |
399 | prefix_free(prefix); | |
400 | ||
bce67bbe SS |
401 | while ((rule = network->rules)) |
402 | routing_policy_rule_free(rule); | |
403 | ||
6ae115c1 TG |
404 | hashmap_free(network->addresses_by_section); |
405 | hashmap_free(network->routes_by_section); | |
b98b483b | 406 | hashmap_free(network->fdb_entries_by_section); |
95b74ef6 | 407 | hashmap_free(network->address_labels_by_section); |
057abfd8 | 408 | hashmap_free(network->prefixes_by_section); |
bce67bbe | 409 | hashmap_free(network->rules_by_section); |
6ae115c1 | 410 | |
dbffab87 TG |
411 | if (network->manager) { |
412 | if (network->manager->networks) | |
413 | LIST_REMOVE(networks, network->manager->networks, network); | |
414 | ||
415 | if (network->manager->networks_by_name) | |
416 | hashmap_remove(network->manager->networks_by_name, network->name); | |
27dfc982 YW |
417 | |
418 | if (network->manager->duids_requesting_uuid) | |
419 | set_remove(network->manager->duids_requesting_uuid, &network->duid); | |
dbffab87 TG |
420 | } |
421 | ||
422 | free(network->name); | |
f579559b | 423 | |
79e16ce3 LP |
424 | condition_free_list(network->match_host); |
425 | condition_free_list(network->match_virt); | |
5022f08a LP |
426 | condition_free_list(network->match_kernel_cmdline); |
427 | condition_free_list(network->match_kernel_version); | |
79e16ce3 LP |
428 | condition_free_list(network->match_arch); |
429 | ||
8eb9058d | 430 | free(network->dhcp_server_timezone); |
1a04db0f LP |
431 | free(network->dhcp_server_dns); |
432 | free(network->dhcp_server_ntp); | |
8eb9058d | 433 | |
8a516214 LP |
434 | set_free_free(network->dnssec_negative_trust_anchors); |
435 | ||
f579559b TG |
436 | free(network); |
437 | } | |
438 | ||
dbffab87 TG |
439 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
440 | Network *network; | |
441 | ||
442 | assert(manager); | |
443 | assert(name); | |
444 | assert(ret); | |
445 | ||
446 | network = hashmap_get(manager->networks_by_name, name); | |
447 | if (!network) | |
448 | return -ENOENT; | |
449 | ||
450 | *ret = network; | |
451 | ||
452 | return 0; | |
453 | } | |
454 | ||
51517f9e | 455 | int network_get(Manager *manager, sd_device *device, |
505f8da7 TG |
456 | const char *ifname, const struct ether_addr *address, |
457 | Network **ret) { | |
24c083df | 458 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
51517f9e YW |
459 | sd_device *parent; |
460 | Network *network; | |
f579559b TG |
461 | |
462 | assert(manager); | |
f579559b | 463 | assert(ret); |
af3aa302 | 464 | |
24c083df | 465 | if (device) { |
51517f9e | 466 | (void) sd_device_get_property_value(device, "ID_PATH", &path); |
af3aa302 | 467 | |
51517f9e YW |
468 | if (sd_device_get_parent(device, &parent) >= 0) |
469 | (void) sd_device_get_driver(parent, &parent_driver); | |
af3aa302 | 470 | |
51517f9e | 471 | (void) sd_device_get_property_value(device, "ID_NET_DRIVER", &driver); |
af3aa302 | 472 | |
51517f9e | 473 | (void) sd_device_get_devtype(device, &devtype); |
24c083df | 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 | ||
51517f9e | 488 | if (sd_device_get_sysattr_value(device, "name_assign_type", &attr) >= 0) |
dc751688 | 489 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
490 | |
491 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
492 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
493 | ifname, network->filename); | |
32bc8adc | 494 | else |
a2fae7bb | 495 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 496 | } else |
a2fae7bb | 497 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 498 | |
f579559b TG |
499 | *ret = network; |
500 | return 0; | |
501 | } | |
502 | } | |
503 | ||
504 | *ret = NULL; | |
505 | ||
506 | return -ENOENT; | |
507 | } | |
508 | ||
7d342c03 | 509 | int network_apply(Network *network, Link *link) { |
f579559b TG |
510 | int r; |
511 | ||
c4a03a56 TG |
512 | assert(network); |
513 | assert(link); | |
514 | ||
f579559b TG |
515 | link->network = network; |
516 | ||
bfa695b5 TG |
517 | if (network->ipv4ll_route) { |
518 | Route *route; | |
519 | ||
0b180d75 | 520 | r = route_new_static(network, NULL, 0, &route); |
bfa695b5 TG |
521 | if (r < 0) |
522 | return r; | |
523 | ||
2ce40956 | 524 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst.in); |
bfa695b5 TG |
525 | if (r == 0) |
526 | return -EINVAL; | |
527 | if (r < 0) | |
528 | return -errno; | |
529 | ||
530 | route->family = AF_INET; | |
531 | route->dst_prefixlen = 16; | |
532 | route->scope = RT_SCOPE_LINK; | |
86655331 | 533 | route->priority = IPV4LL_ROUTE_METRIC; |
bfa695b5 TG |
534 | route->protocol = RTPROT_STATIC; |
535 | } | |
536 | ||
5512a963 | 537 | if (network->n_dns > 0 || |
3df9bec5 LP |
538 | !strv_isempty(network->ntp) || |
539 | !strv_isempty(network->search_domains) || | |
2ad6b610 | 540 | !strv_isempty(network->route_domains)) |
84de38c5 | 541 | link_dirty(link); |
3bef724f | 542 | |
f579559b TG |
543 | return 0; |
544 | } | |
02b59d57 | 545 | |
439689c6 SS |
546 | bool network_has_static_ipv6_addresses(Network *network) { |
547 | Address *address; | |
548 | ||
549 | assert(network); | |
550 | ||
551 | LIST_FOREACH(addresses, address, network->static_addresses) { | |
552 | if (address->family == AF_INET6) | |
553 | return true; | |
554 | } | |
555 | ||
556 | return false; | |
557 | } | |
558 | ||
69a93e7d | 559 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
560 | const char *filename, |
561 | unsigned line, | |
562 | const char *section, | |
563 | unsigned section_line, | |
564 | const char *lvalue, | |
565 | int ltype, | |
566 | const char *rvalue, | |
567 | void *data, | |
568 | void *userdata) { | |
569 | Network *network = userdata; | |
31d0ac36 TG |
570 | _cleanup_free_ char *kind_string = NULL; |
571 | char *p; | |
1a436809 | 572 | NetDev *netdev; |
69a93e7d | 573 | NetDevKind kind; |
02b59d57 TG |
574 | int r; |
575 | ||
576 | assert(filename); | |
577 | assert(lvalue); | |
578 | assert(rvalue); | |
579 | assert(data); | |
580 | ||
69a93e7d TG |
581 | kind_string = strdup(lvalue); |
582 | if (!kind_string) | |
583 | return log_oom(); | |
52433f6b | 584 | |
69a93e7d TG |
585 | /* the keys are CamelCase versions of the kind */ |
586 | for (p = kind_string; *p; p++) | |
587 | *p = tolower(*p); | |
52433f6b | 588 | |
69a93e7d TG |
589 | kind = netdev_kind_from_string(kind_string); |
590 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 591 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
592 | return 0; |
593 | } | |
594 | ||
54abf461 TG |
595 | r = netdev_get(network->manager, rvalue, &netdev); |
596 | if (r < 0) { | |
12ca818f | 597 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
598 | return 0; |
599 | } | |
600 | ||
69a93e7d | 601 | if (netdev->kind != kind) { |
12ca818f | 602 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
603 | return 0; |
604 | } | |
605 | ||
69a93e7d TG |
606 | switch (kind) { |
607 | case NETDEV_KIND_BRIDGE: | |
25ed70f7 | 608 | network->bridge = netdev_unref(network->bridge); |
69a93e7d | 609 | network->bridge = netdev; |
54abf461 | 610 | |
69a93e7d TG |
611 | break; |
612 | case NETDEV_KIND_BOND: | |
25ed70f7 | 613 | network->bond = netdev_unref(network->bond); |
69a93e7d | 614 | network->bond = netdev; |
fe6b2d55 | 615 | |
6cb955c6 AR |
616 | break; |
617 | case NETDEV_KIND_VRF: | |
25ed70f7 | 618 | network->vrf = netdev_unref(network->vrf); |
6cb955c6 AR |
619 | network->vrf = netdev; |
620 | ||
69a93e7d TG |
621 | break; |
622 | case NETDEV_KIND_VLAN: | |
69a93e7d | 623 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 624 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 625 | case NETDEV_KIND_IPVLAN: |
326cb406 | 626 | case NETDEV_KIND_VXLAN: |
92c918b0 | 627 | case NETDEV_KIND_VCAN: |
6a0a2f86 | 628 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 629 | if (r < 0) { |
87ac8d99 | 630 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add NetDev '%s' to network: %m", rvalue); |
326cb406 SS |
631 | return 0; |
632 | } | |
633 | ||
69a93e7d TG |
634 | break; |
635 | default: | |
87ac8d99 | 636 | assert_not_reached("Cannot parse NetDev"); |
fe6b2d55 TG |
637 | } |
638 | ||
47e2dc31 TG |
639 | netdev_ref(netdev); |
640 | ||
fe6b2d55 TG |
641 | return 0; |
642 | } | |
7951dea2 | 643 | |
3df9bec5 LP |
644 | int config_parse_domains( |
645 | const char *unit, | |
646 | const char *filename, | |
647 | unsigned line, | |
648 | const char *section, | |
649 | unsigned section_line, | |
650 | const char *lvalue, | |
651 | int ltype, | |
652 | const char *rvalue, | |
653 | void *data, | |
654 | void *userdata) { | |
655 | ||
656 | const char *p; | |
657 | Network *n = data; | |
6192b846 TG |
658 | int r; |
659 | ||
3df9bec5 LP |
660 | assert(n); |
661 | assert(lvalue); | |
662 | assert(rvalue); | |
6192b846 | 663 | |
3df9bec5 LP |
664 | if (isempty(rvalue)) { |
665 | n->search_domains = strv_free(n->search_domains); | |
666 | n->route_domains = strv_free(n->route_domains); | |
667 | return 0; | |
668 | } | |
67272d15 | 669 | |
3df9bec5 LP |
670 | p = rvalue; |
671 | for (;;) { | |
672 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
673 | const char *domain; | |
674 | bool is_route; | |
675 | ||
676 | r = extract_first_word(&p, &w, NULL, 0); | |
677 | if (r < 0) { | |
678 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract search or route domain, ignoring: %s", rvalue); | |
679 | break; | |
680 | } | |
681 | if (r == 0) | |
682 | break; | |
683 | ||
684 | is_route = w[0] == '~'; | |
685 | domain = is_route ? w + 1 : w; | |
686 | ||
687 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
688 | /* If the root domain appears as is, or the special token "*" is found, we'll consider this as | |
689 | * routing domain, unconditionally. */ | |
690 | is_route = true; | |
691 | domain = "."; /* make sure we don't allow empty strings, thus write the root domain as "." */ | |
692 | ||
693 | } else { | |
694 | r = dns_name_normalize(domain, &normalized); | |
695 | if (r < 0) { | |
696 | log_syntax(unit, LOG_ERR, filename, line, r, "'%s' is not a valid domain name, ignoring.", domain); | |
697 | continue; | |
698 | } | |
699 | ||
700 | domain = normalized; | |
701 | ||
702 | if (is_localhost(domain)) { | |
703 | 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 | 704 | continue; |
3df9bec5 | 705 | } |
37de2509 | 706 | } |
40274ed6 | 707 | |
3df9bec5 LP |
708 | if (is_route) { |
709 | r = strv_extend(&n->route_domains, domain); | |
710 | if (r < 0) | |
711 | return log_oom(); | |
40274ed6 | 712 | |
3df9bec5 LP |
713 | } else { |
714 | r = strv_extend(&n->search_domains, domain); | |
715 | if (r < 0) | |
716 | return log_oom(); | |
717 | } | |
40274ed6 | 718 | } |
f15b6e5a | 719 | |
3df9bec5 LP |
720 | strv_uniq(n->route_domains); |
721 | strv_uniq(n->search_domains); | |
722 | ||
6192b846 TG |
723 | return 0; |
724 | } | |
725 | ||
7951dea2 SS |
726 | int config_parse_tunnel(const char *unit, |
727 | const char *filename, | |
728 | unsigned line, | |
729 | const char *section, | |
730 | unsigned section_line, | |
731 | const char *lvalue, | |
732 | int ltype, | |
733 | const char *rvalue, | |
734 | void *data, | |
735 | void *userdata) { | |
736 | Network *network = userdata; | |
737 | NetDev *netdev; | |
738 | int r; | |
739 | ||
740 | assert(filename); | |
741 | assert(lvalue); | |
742 | assert(rvalue); | |
743 | assert(data); | |
744 | ||
745 | r = netdev_get(network->manager, rvalue, &netdev); | |
746 | if (r < 0) { | |
6a7a4e4d | 747 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
748 | return 0; |
749 | } | |
750 | ||
d29ad81e ZJS |
751 | if (!IN_SET(netdev->kind, |
752 | NETDEV_KIND_IPIP, | |
753 | NETDEV_KIND_SIT, | |
754 | NETDEV_KIND_GRE, | |
755 | NETDEV_KIND_GRETAP, | |
756 | NETDEV_KIND_IP6GRE, | |
757 | NETDEV_KIND_IP6GRETAP, | |
758 | NETDEV_KIND_VTI, | |
759 | NETDEV_KIND_VTI6, | |
760 | NETDEV_KIND_IP6TNL)) { | |
12ca818f | 761 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
762 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
763 | return 0; | |
764 | } | |
765 | ||
6a0a2f86 TG |
766 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
767 | if (r < 0) { | |
6a7a4e4d | 768 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
769 | return 0; |
770 | } | |
771 | ||
772 | netdev_ref(netdev); | |
7951dea2 SS |
773 | |
774 | return 0; | |
775 | } | |
bd8f6538 | 776 | |
d0d6a4cd TG |
777 | int config_parse_ipv4ll( |
778 | const char* unit, | |
779 | const char *filename, | |
780 | unsigned line, | |
781 | const char *section, | |
782 | unsigned section_line, | |
783 | const char *lvalue, | |
784 | int ltype, | |
785 | const char *rvalue, | |
786 | void *data, | |
787 | void *userdata) { | |
788 | ||
789 | AddressFamilyBoolean *link_local = data; | |
790 | ||
791 | assert(filename); | |
792 | assert(lvalue); | |
793 | assert(rvalue); | |
794 | assert(data); | |
795 | ||
796 | /* Note that this is mostly like | |
797 | * config_parse_address_family_boolean(), except that it | |
798 | * applies only to IPv4 */ | |
799 | ||
5883ff60 | 800 | SET_FLAG(*link_local, ADDRESS_FAMILY_IPV4, parse_boolean(rvalue)); |
d0d6a4cd TG |
801 | |
802 | return 0; | |
803 | } | |
804 | ||
bd8f6538 TG |
805 | int config_parse_dhcp( |
806 | const char* unit, | |
807 | const char *filename, | |
808 | unsigned line, | |
809 | const char *section, | |
810 | unsigned section_line, | |
811 | const char *lvalue, | |
812 | int ltype, | |
813 | const char *rvalue, | |
814 | void *data, | |
815 | void *userdata) { | |
816 | ||
cb9fc36a | 817 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
818 | |
819 | assert(filename); | |
820 | assert(lvalue); | |
821 | assert(rvalue); | |
822 | assert(data); | |
823 | ||
769d324c LP |
824 | /* Note that this is mostly like |
825 | * config_parse_address_family_boolean(), except that it | |
826 | * understands some old names for the enum values */ | |
827 | ||
cb9fc36a LP |
828 | s = address_family_boolean_from_string(rvalue); |
829 | if (s < 0) { | |
830 | ||
831 | /* Previously, we had a slightly different enum here, | |
832 | * support its values for compatbility. */ | |
833 | ||
834 | if (streq(rvalue, "none")) | |
835 | s = ADDRESS_FAMILY_NO; | |
836 | else if (streq(rvalue, "v4")) | |
837 | s = ADDRESS_FAMILY_IPV4; | |
838 | else if (streq(rvalue, "v6")) | |
839 | s = ADDRESS_FAMILY_IPV6; | |
840 | else if (streq(rvalue, "both")) | |
841 | s = ADDRESS_FAMILY_YES; | |
842 | else { | |
12ca818f | 843 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
844 | return 0; |
845 | } | |
bd8f6538 TG |
846 | } |
847 | ||
cb9fc36a | 848 | *dhcp = s; |
bd8f6538 TG |
849 | return 0; |
850 | } | |
851 | ||
3e43b2cd JJ |
852 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
853 | [DHCP_CLIENT_ID_MAC] = "mac", | |
dace710c YW |
854 | [DHCP_CLIENT_ID_DUID] = "duid", |
855 | [DHCP_CLIENT_ID_DUID_ONLY] = "duid-only", | |
3e43b2cd JJ |
856 | }; |
857 | ||
499d555a SS |
858 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DHCPClientIdentifier); |
859 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DHCPClientIdentifier, "Failed to parse client identifier type"); | |
3e43b2cd | 860 | |
60c35566 | 861 | int config_parse_ipv6token( |
7f77697a TG |
862 | const char* unit, |
863 | const char *filename, | |
864 | unsigned line, | |
865 | const char *section, | |
866 | unsigned section_line, | |
867 | const char *lvalue, | |
868 | int ltype, | |
869 | const char *rvalue, | |
870 | void *data, | |
871 | void *userdata) { | |
872 | ||
873 | union in_addr_union buffer; | |
874 | struct in6_addr *token = data; | |
875 | int r; | |
876 | ||
877 | assert(filename); | |
878 | assert(lvalue); | |
879 | assert(rvalue); | |
880 | assert(token); | |
881 | ||
882 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
883 | if (r < 0) { | |
6a7a4e4d | 884 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
885 | return 0; |
886 | } | |
887 | ||
888 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 889 | if (r != 0) { |
87ac8d99 | 890 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token cannot be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
891 | return 0; |
892 | } | |
893 | ||
894 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
87ac8d99 | 895 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token cannot be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
896 | return 0; |
897 | } | |
898 | ||
899 | *token = buffer.in6; | |
900 | ||
901 | return 0; | |
902 | } | |
8add5f79 | 903 | |
49092e22 | 904 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
905 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
906 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
907 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
908 | }; |
909 | ||
910 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
911 | ||
912 | int config_parse_ipv6_privacy_extensions( | |
913 | const char* unit, | |
914 | const char *filename, | |
915 | unsigned line, | |
916 | const char *section, | |
917 | unsigned section_line, | |
918 | const char *lvalue, | |
919 | int ltype, | |
920 | const char *rvalue, | |
921 | void *data, | |
922 | void *userdata) { | |
923 | ||
924 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
925 | int k; | |
926 | ||
927 | assert(filename); | |
928 | assert(lvalue); | |
929 | assert(rvalue); | |
930 | assert(ipv6_privacy_extensions); | |
931 | ||
932 | /* Our enum shall be a superset of booleans, hence first try | |
933 | * to parse as boolean, and then as enum */ | |
934 | ||
935 | k = parse_boolean(rvalue); | |
936 | if (k > 0) | |
1f0d9695 | 937 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 938 | else if (k == 0) |
1f0d9695 | 939 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 940 | else { |
1f0d9695 | 941 | IPv6PrivacyExtensions s; |
49092e22 SS |
942 | |
943 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
944 | if (s < 0) { |
945 | ||
946 | if (streq(rvalue, "kernel")) | |
947 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
948 | else { | |
12ca818f | 949 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
950 | return 0; |
951 | } | |
49092e22 SS |
952 | } |
953 | ||
954 | *ipv6_privacy_extensions = s; | |
955 | } | |
956 | ||
957 | return 0; | |
958 | } | |
a7d0ef44 | 959 | |
1ac608c9 LP |
960 | int config_parse_hostname( |
961 | const char *unit, | |
962 | const char *filename, | |
963 | unsigned line, | |
964 | const char *section, | |
965 | unsigned section_line, | |
966 | const char *lvalue, | |
967 | int ltype, | |
968 | const char *rvalue, | |
969 | void *data, | |
970 | void *userdata) { | |
971 | ||
6528693a YW |
972 | _cleanup_free_ char *hn = NULL; |
973 | char **hostname = data; | |
a7d0ef44 SS |
974 | int r; |
975 | ||
976 | assert(filename); | |
977 | assert(lvalue); | |
978 | assert(rvalue); | |
979 | ||
1ac608c9 | 980 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
981 | if (r < 0) |
982 | return r; | |
983 | ||
1ac608c9 | 984 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 985 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
986 | return 0; |
987 | } | |
988 | ||
6528693a YW |
989 | r = dns_name_is_valid(hn); |
990 | if (r < 0) { | |
991 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to check validity of hostname '%s', ignoring assignment: %m", rvalue); | |
992 | return 0; | |
993 | } | |
994 | if (r == 0) { | |
995 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not a valid DNS domain name, ignoring assignment: %s", rvalue); | |
996 | return 0; | |
997 | } | |
998 | ||
999 | return free_and_replace(*hostname, hn); | |
a7d0ef44 | 1000 | } |
8eb9058d LP |
1001 | |
1002 | int config_parse_timezone( | |
1003 | const char *unit, | |
1004 | const char *filename, | |
1005 | unsigned line, | |
1006 | const char *section, | |
1007 | unsigned section_line, | |
1008 | const char *lvalue, | |
1009 | int ltype, | |
1010 | const char *rvalue, | |
1011 | void *data, | |
1012 | void *userdata) { | |
1013 | ||
19f9e4e2 YW |
1014 | _cleanup_free_ char *tz = NULL; |
1015 | char **datap = data; | |
8eb9058d LP |
1016 | int r; |
1017 | ||
1018 | assert(filename); | |
1019 | assert(lvalue); | |
1020 | assert(rvalue); | |
1021 | ||
1022 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
1023 | if (r < 0) | |
1024 | return r; | |
1025 | ||
089fb865 | 1026 | if (!timezone_is_valid(tz, LOG_ERR)) { |
12ca818f | 1027 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1028 | return 0; |
1029 | } | |
1030 | ||
19f9e4e2 | 1031 | return free_and_replace(*datap, tz); |
8eb9058d | 1032 | } |
1a04db0f LP |
1033 | |
1034 | int config_parse_dhcp_server_dns( | |
1035 | const char *unit, | |
1036 | const char *filename, | |
1037 | unsigned line, | |
1038 | const char *section, | |
1039 | unsigned section_line, | |
1040 | const char *lvalue, | |
1041 | int ltype, | |
1042 | const char *rvalue, | |
1043 | void *data, | |
1044 | void *userdata) { | |
1045 | ||
1046 | Network *n = data; | |
1047 | const char *p = rvalue; | |
1048 | int r; | |
1049 | ||
1050 | assert(filename); | |
1051 | assert(lvalue); | |
1052 | assert(rvalue); | |
1053 | ||
1054 | for (;;) { | |
1055 | _cleanup_free_ char *w = NULL; | |
1056 | struct in_addr a, *m; | |
1057 | ||
1058 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1059 | if (r == -ENOMEM) |
1060 | return log_oom(); | |
1a04db0f LP |
1061 | if (r < 0) { |
1062 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1063 | return 0; | |
1064 | } | |
1a04db0f | 1065 | if (r == 0) |
fa105ce6 | 1066 | break; |
1a04db0f LP |
1067 | |
1068 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1069 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
1070 | continue; |
1071 | } | |
1072 | ||
62d74c78 | 1073 | m = reallocarray(n->dhcp_server_dns, n->n_dhcp_server_dns + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1074 | if (!m) |
1075 | return log_oom(); | |
1076 | ||
1077 | m[n->n_dhcp_server_dns++] = a; | |
1078 | n->dhcp_server_dns = m; | |
1079 | } | |
fa105ce6 | 1080 | |
88295a05 PF |
1081 | return 0; |
1082 | } | |
1083 | ||
1084 | int config_parse_radv_dns( | |
1085 | const char *unit, | |
1086 | const char *filename, | |
1087 | unsigned line, | |
1088 | const char *section, | |
1089 | unsigned section_line, | |
1090 | const char *lvalue, | |
1091 | int ltype, | |
1092 | const char *rvalue, | |
1093 | void *data, | |
1094 | void *userdata) { | |
1095 | ||
1096 | Network *n = data; | |
1097 | const char *p = rvalue; | |
1098 | int r; | |
1099 | ||
1100 | assert(filename); | |
1101 | assert(lvalue); | |
1102 | assert(rvalue); | |
1103 | ||
1104 | for (;;) { | |
1105 | _cleanup_free_ char *w = NULL; | |
1106 | union in_addr_union a; | |
1107 | ||
1108 | r = extract_first_word(&p, &w, NULL, 0); | |
1109 | if (r == -ENOMEM) | |
1110 | return log_oom(); | |
1111 | if (r < 0) { | |
1112 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1113 | return 0; | |
1114 | } | |
1115 | if (r == 0) | |
1116 | break; | |
1117 | ||
1118 | if (in_addr_from_string(AF_INET6, w, &a) >= 0) { | |
1119 | struct in6_addr *m; | |
1120 | ||
62d74c78 | 1121 | m = reallocarray(n->router_dns, n->n_router_dns + 1, sizeof(struct in6_addr)); |
88295a05 PF |
1122 | if (!m) |
1123 | return log_oom(); | |
1124 | ||
1125 | m[n->n_router_dns++] = a.in6; | |
1126 | n->router_dns = m; | |
1127 | ||
1128 | } else | |
1129 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); | |
1130 | ||
1131 | } | |
1132 | ||
700f1186 PF |
1133 | return 0; |
1134 | } | |
1135 | ||
1136 | int config_parse_radv_search_domains( | |
1137 | const char *unit, | |
1138 | const char *filename, | |
1139 | unsigned line, | |
1140 | const char *section, | |
1141 | unsigned section_line, | |
1142 | const char *lvalue, | |
1143 | int ltype, | |
1144 | const char *rvalue, | |
1145 | void *data, | |
1146 | void *userdata) { | |
1147 | ||
1148 | Network *n = data; | |
1149 | const char *p = rvalue; | |
1150 | int r; | |
1151 | ||
1152 | assert(filename); | |
1153 | assert(lvalue); | |
1154 | assert(rvalue); | |
1155 | ||
1156 | for (;;) { | |
1157 | _cleanup_free_ char *w = NULL; | |
1158 | _cleanup_free_ char *idna = NULL; | |
1159 | ||
1160 | r = extract_first_word(&p, &w, NULL, 0); | |
1161 | if (r == -ENOMEM) | |
1162 | return log_oom(); | |
1163 | if (r < 0) { | |
1164 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1165 | return 0; | |
1166 | } | |
1167 | if (r == 0) | |
1168 | break; | |
1169 | ||
1170 | r = dns_name_apply_idna(w, &idna); | |
1171 | if (r > 0) { | |
1172 | r = strv_push(&n->router_search_domains, idna); | |
1173 | if (r >= 0) | |
1174 | idna = NULL; | |
1175 | } else if (r == 0) { | |
1176 | r = strv_push(&n->router_search_domains, w); | |
1177 | if (r >= 0) | |
1178 | w = NULL; | |
1179 | } | |
1180 | } | |
1181 | ||
fa105ce6 | 1182 | return 0; |
1a04db0f LP |
1183 | } |
1184 | ||
1185 | int config_parse_dhcp_server_ntp( | |
1186 | const char *unit, | |
1187 | const char *filename, | |
1188 | unsigned line, | |
1189 | const char *section, | |
1190 | unsigned section_line, | |
1191 | const char *lvalue, | |
1192 | int ltype, | |
1193 | const char *rvalue, | |
1194 | void *data, | |
1195 | void *userdata) { | |
1196 | ||
1197 | Network *n = data; | |
1198 | const char *p = rvalue; | |
1199 | int r; | |
1200 | ||
1201 | assert(filename); | |
1202 | assert(lvalue); | |
1203 | assert(rvalue); | |
1204 | ||
1205 | for (;;) { | |
1206 | _cleanup_free_ char *w = NULL; | |
1207 | struct in_addr a, *m; | |
1208 | ||
1209 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1210 | if (r == -ENOMEM) |
1211 | return log_oom(); | |
1a04db0f | 1212 | if (r < 0) { |
12ca818f | 1213 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
1214 | return 0; |
1215 | } | |
1a04db0f LP |
1216 | if (r == 0) |
1217 | return 0; | |
1218 | ||
1219 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1220 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
1221 | continue; |
1222 | } | |
1223 | ||
62d74c78 | 1224 | m = reallocarray(n->dhcp_server_ntp, n->n_dhcp_server_ntp + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1225 | if (!m) |
1226 | return log_oom(); | |
1227 | ||
1228 | m[n->n_dhcp_server_ntp++] = a; | |
1229 | n->dhcp_server_ntp = m; | |
1230 | } | |
1231 | } | |
8a516214 | 1232 | |
53253824 SS |
1233 | int config_parse_dns( |
1234 | const char *unit, | |
1235 | const char *filename, | |
1236 | unsigned line, | |
1237 | const char *section, | |
1238 | unsigned section_line, | |
1239 | const char *lvalue, | |
1240 | int ltype, | |
1241 | const char *rvalue, | |
1242 | void *data, | |
1243 | void *userdata) { | |
1244 | ||
1245 | Network *n = userdata; | |
1246 | int r; | |
1247 | ||
1248 | assert(filename); | |
1249 | assert(lvalue); | |
1250 | assert(rvalue); | |
1251 | ||
1252 | for (;;) { | |
1253 | _cleanup_free_ char *w = NULL; | |
1254 | union in_addr_union a; | |
5512a963 | 1255 | struct in_addr_data *m; |
53253824 SS |
1256 | int family; |
1257 | ||
5512a963 | 1258 | r = extract_first_word(&rvalue, &w, NULL, 0); |
53253824 SS |
1259 | if (r == -ENOMEM) |
1260 | return log_oom(); | |
1261 | if (r < 0) { | |
1262 | log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); | |
1263 | break; | |
1264 | } | |
5512a963 LP |
1265 | if (r == 0) |
1266 | break; | |
53253824 SS |
1267 | |
1268 | r = in_addr_from_string_auto(w, &family, &a); | |
1269 | if (r < 0) { | |
5512a963 | 1270 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1271 | continue; |
1272 | } | |
1273 | ||
62d74c78 | 1274 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_data)); |
5512a963 | 1275 | if (!m) |
53253824 SS |
1276 | return log_oom(); |
1277 | ||
5512a963 LP |
1278 | m[n->n_dns++] = (struct in_addr_data) { |
1279 | .family = family, | |
1280 | .address = a, | |
1281 | }; | |
1282 | ||
1283 | n->dns = m; | |
53253824 SS |
1284 | } |
1285 | ||
1286 | return 0; | |
1287 | } | |
1288 | ||
8a516214 LP |
1289 | int config_parse_dnssec_negative_trust_anchors( |
1290 | const char *unit, | |
1291 | const char *filename, | |
1292 | unsigned line, | |
1293 | const char *section, | |
1294 | unsigned section_line, | |
1295 | const char *lvalue, | |
1296 | int ltype, | |
1297 | const char *rvalue, | |
1298 | void *data, | |
1299 | void *userdata) { | |
1300 | ||
1301 | const char *p = rvalue; | |
1302 | Network *n = data; | |
1303 | int r; | |
1304 | ||
3df9bec5 | 1305 | assert(n); |
8a516214 LP |
1306 | assert(lvalue); |
1307 | assert(rvalue); | |
1308 | ||
1309 | if (isempty(rvalue)) { | |
1310 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1311 | return 0; | |
1312 | } | |
1313 | ||
1314 | for (;;) { | |
1315 | _cleanup_free_ char *w = NULL; | |
1316 | ||
1317 | r = extract_first_word(&p, &w, NULL, 0); | |
1318 | if (r < 0) { | |
1319 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
1320 | break; | |
1321 | } | |
1322 | if (r == 0) | |
1323 | break; | |
1324 | ||
1325 | r = dns_name_is_valid(w); | |
1326 | if (r <= 0) { | |
1327 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w); | |
1328 | continue; | |
1329 | } | |
1330 | ||
cbbf38ae LP |
1331 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1332 | if (r < 0) | |
1333 | return log_oom(); | |
1334 | ||
8a516214 LP |
1335 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1336 | if (r < 0) | |
1337 | return log_oom(); | |
1338 | if (r > 0) | |
1339 | w = NULL; | |
1340 | } | |
1341 | ||
1342 | return 0; | |
1343 | } | |
b2a81c0b | 1344 | |
26575990 LP |
1345 | int config_parse_ntp( |
1346 | const char *unit, | |
1347 | const char *filename, | |
1348 | unsigned line, | |
1349 | const char *section, | |
1350 | unsigned section_line, | |
1351 | const char *lvalue, | |
1352 | int ltype, | |
1353 | const char *rvalue, | |
1354 | void *data, | |
1355 | void *userdata) { | |
1356 | ||
1357 | char ***l = data; | |
1358 | int r; | |
1359 | ||
1360 | assert(l); | |
1361 | assert(lvalue); | |
1362 | assert(rvalue); | |
1363 | ||
1364 | if (isempty(rvalue)) { | |
1365 | *l = strv_free(*l); | |
1366 | return 0; | |
1367 | } | |
1368 | ||
1369 | for (;;) { | |
1370 | _cleanup_free_ char *w = NULL; | |
1371 | ||
1372 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1373 | if (r == -ENOMEM) | |
1374 | return log_oom(); | |
1375 | if (r < 0) { | |
1376 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract NTP server name, ignoring: %s", rvalue); | |
1377 | break; | |
1378 | } | |
1379 | if (r == 0) | |
1380 | break; | |
1381 | ||
1382 | r = dns_name_is_valid_or_address(w); | |
1383 | if (r <= 0) { | |
1384 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name or IP address, ignoring.", w); | |
1385 | continue; | |
af1c0de0 SS |
1386 | } |
1387 | ||
1388 | r = strv_push(l, w); | |
1389 | if (r < 0) | |
1390 | return log_oom(); | |
1391 | ||
1392 | w = NULL; | |
1393 | } | |
1394 | ||
1395 | return 0; | |
1396 | } | |
1397 | ||
1398 | int config_parse_dhcp_user_class( | |
1399 | const char *unit, | |
1400 | const char *filename, | |
1401 | unsigned line, | |
1402 | const char *section, | |
1403 | unsigned section_line, | |
1404 | const char *lvalue, | |
1405 | int ltype, | |
1406 | const char *rvalue, | |
1407 | void *data, | |
1408 | void *userdata) { | |
1409 | ||
1410 | char ***l = data; | |
1411 | int r; | |
1412 | ||
1413 | assert(l); | |
1414 | assert(lvalue); | |
1415 | assert(rvalue); | |
1416 | ||
1417 | if (isempty(rvalue)) { | |
1418 | *l = strv_free(*l); | |
1419 | return 0; | |
1420 | } | |
1421 | ||
1422 | for (;;) { | |
1423 | _cleanup_free_ char *w = NULL; | |
1424 | ||
1425 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1426 | if (r == -ENOMEM) | |
1427 | return log_oom(); | |
1428 | if (r < 0) { | |
1429 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to split user classes option, ignoring: %s", rvalue); | |
1430 | break; | |
1431 | } | |
1432 | if (r == 0) | |
1433 | break; | |
1434 | ||
1435 | if (strlen(w) > 255) { | |
1436 | log_syntax(unit, LOG_ERR, filename, line, r, "%s length is not in the range 1-255, ignoring.", w); | |
1437 | continue; | |
26575990 LP |
1438 | } |
1439 | ||
1440 | r = strv_push(l, w); | |
1441 | if (r < 0) | |
1442 | return log_oom(); | |
1443 | ||
1444 | w = NULL; | |
1445 | } | |
1446 | ||
1447 | return 0; | |
1448 | } | |
1449 | ||
f594276b JK |
1450 | int config_parse_dhcp_route_table(const char *unit, |
1451 | const char *filename, | |
1452 | unsigned line, | |
1453 | const char *section, | |
1454 | unsigned section_line, | |
1455 | const char *lvalue, | |
1456 | int ltype, | |
1457 | const char *rvalue, | |
1458 | void *data, | |
1459 | void *userdata) { | |
fc1ba79d | 1460 | Network *network = data; |
f594276b JK |
1461 | uint32_t rt; |
1462 | int r; | |
1463 | ||
1464 | assert(filename); | |
1465 | assert(lvalue); | |
1466 | assert(rvalue); | |
1467 | assert(data); | |
1468 | ||
1469 | r = safe_atou32(rvalue, &rt); | |
1470 | if (r < 0) { | |
1471 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1472 | "Unable to read RouteTable, ignoring assignment: %s", rvalue); | |
1473 | return 0; | |
1474 | } | |
1475 | ||
fc1ba79d AR |
1476 | network->dhcp_route_table = rt; |
1477 | network->dhcp_route_table_set = true; | |
f594276b JK |
1478 | |
1479 | return 0; | |
1480 | } | |
1481 | ||
b2a81c0b LP |
1482 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, "Failed to parse DHCP use domains setting"); |
1483 | ||
1484 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
1485 | [DHCP_USE_DOMAINS_NO] = "no", | |
1486 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
1487 | [DHCP_USE_DOMAINS_YES] = "yes", | |
1488 | }; | |
1489 | ||
1490 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
34437b4f LP |
1491 | |
1492 | DEFINE_CONFIG_PARSE_ENUM(config_parse_lldp_mode, lldp_mode, LLDPMode, "Failed to parse LLDP= setting."); | |
1493 | ||
1494 | static const char* const lldp_mode_table[_LLDP_MODE_MAX] = { | |
1495 | [LLDP_MODE_NO] = "no", | |
1496 | [LLDP_MODE_YES] = "yes", | |
1497 | [LLDP_MODE_ROUTERS_ONLY] = "routers-only", | |
1498 | }; | |
1499 | ||
1500 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(lldp_mode, LLDPMode, LLDP_MODE_YES); |