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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" |
36dd5ffd | 13 | #include "missing_network.h" |
fc2f9534 | 14 | #include "network-internal.h" |
23f53b99 | 15 | #include "networkd-manager.h" |
3ffd4af2 | 16 | #include "networkd-network.h" |
6bedfcbb | 17 | #include "parse-util.h" |
8a516214 | 18 | #include "set.h" |
8fcde012 | 19 | #include "stat-util.h" |
8b43440b | 20 | #include "string-table.h" |
07630cea | 21 | #include "string-util.h" |
700f1186 | 22 | #include "strv.h" |
07630cea | 23 | #include "util.h" |
f579559b | 24 | |
7a08d314 | 25 | static void network_config_hash_func(const NetworkConfigSection *c, struct siphash *state) { |
f4859fc7 SS |
26 | siphash24_compress(c->filename, strlen(c->filename), state); |
27 | siphash24_compress(&c->line, sizeof(c->line), state); | |
28 | } | |
29 | ||
7a08d314 | 30 | static int network_config_compare_func(const NetworkConfigSection *x, const NetworkConfigSection *y) { |
f4859fc7 SS |
31 | int r; |
32 | ||
33 | r = strcmp(x->filename, y->filename); | |
34 | if (r != 0) | |
35 | return r; | |
36 | ||
26cdf3e5 | 37 | return CMP(x->line, y->line); |
f4859fc7 SS |
38 | } |
39 | ||
7a08d314 | 40 | DEFINE_HASH_OPS(network_config_hash_ops, NetworkConfigSection, network_config_hash_func, network_config_compare_func); |
f4859fc7 SS |
41 | |
42 | int network_config_section_new(const char *filename, unsigned line, NetworkConfigSection **s) { | |
43 | NetworkConfigSection *cs; | |
44 | ||
45 | cs = malloc0(offsetof(NetworkConfigSection, filename) + strlen(filename) + 1); | |
46 | if (!cs) | |
47 | return -ENOMEM; | |
48 | ||
49 | strcpy(cs->filename, filename); | |
50 | cs->line = line; | |
51 | ||
ae2a15bc | 52 | *s = TAKE_PTR(cs); |
f4859fc7 SS |
53 | |
54 | return 0; | |
55 | } | |
56 | ||
57 | void network_config_section_free(NetworkConfigSection *cs) { | |
bce67bbe | 58 | free(cs); |
f4859fc7 SS |
59 | } |
60 | ||
add8d07d | 61 | /* Set defaults following RFC7844 */ |
62 | void network_apply_anonymize_if_set(Network *network) { | |
63 | if (!network->dhcp_anonymize) | |
64 | return; | |
65 | /* RFC7844 3.7 | |
66 | SHOULD NOT send the Host Name option */ | |
67 | network->dhcp_send_hostname = false; | |
68 | /* RFC7844 section 3.: | |
69 | MAY contain the Client Identifier option | |
70 | Section 3.5: | |
71 | clients MUST use client identifiers based solely | |
72 | on the link-layer address */ | |
73 | /* NOTE: Using MAC, as it does not reveal extra information, | |
74 | * and some servers might not answer if this option is not sent */ | |
75 | network->dhcp_client_identifier = DHCP_CLIENT_ID_MAC; | |
76 | /* RFC 7844 3.10: | |
77 | SHOULD NOT use the Vendor Class Identifier option */ | |
727ba17f | 78 | network->dhcp_vendor_class_identifier = mfree(network->dhcp_vendor_class_identifier); |
add8d07d | 79 | /* RFC7844 section 3.6.: |
80 | The client intending to protect its privacy SHOULD only request a | |
81 | minimal number of options in the PRL and SHOULD also randomly shuffle | |
82 | the ordering of option codes in the PRL. If this random ordering | |
83 | cannot be implemented, the client MAY order the option codes in the | |
84 | PRL by option code number (lowest to highest). | |
85 | */ | |
86 | /* NOTE: dhcp_use_mtu is false by default, | |
87 | * though it was not initiallized to any value in network_load_one. | |
88 | * Maybe there should be another var called *send*? | |
89 | * (to use the MTU sent by the server but to do not send | |
90 | * the option in the PRL). */ | |
91 | network->dhcp_use_mtu = false; | |
28522b0d | 92 | /* NOTE: when Anonymize=yes, the PRL route options are sent by default, |
93 | * but this is needed to use them. */ | |
94 | network->dhcp_use_routes = true; | |
add8d07d | 95 | /* RFC7844 section 3.6. |
96 | * same comments as previous option */ | |
97 | network->dhcp_use_timezone = false; | |
98 | } | |
99 | ||
212bd73c | 100 | int network_load_one(Manager *manager, const char *filename) { |
838b2f7a | 101 | _cleanup_free_ char *fname = NULL, *name = NULL; |
8e766630 | 102 | _cleanup_(network_freep) Network *network = NULL; |
f579559b | 103 | _cleanup_fclose_ FILE *file = NULL; |
047a0dac | 104 | const char *dropin_dirname; |
b3070dc0 | 105 | Address *address; |
838b2f7a YW |
106 | Route *route; |
107 | char *d; | |
f579559b TG |
108 | int r; |
109 | ||
bf1bc670 TA |
110 | assert(manager); |
111 | assert(filename); | |
112 | ||
f579559b TG |
113 | file = fopen(filename, "re"); |
114 | if (!file) { | |
115 | if (errno == ENOENT) | |
116 | return 0; | |
1e7a0e21 LP |
117 | |
118 | return -errno; | |
f579559b TG |
119 | } |
120 | ||
ed88bcfb ZJS |
121 | if (null_or_empty_fd(fileno(file))) { |
122 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
123 | return 0; |
124 | } | |
125 | ||
838b2f7a YW |
126 | fname = strdup(filename); |
127 | if (!fname) | |
128 | return log_oom(); | |
129 | ||
130 | name = strdup(basename(filename)); | |
131 | if (!name) | |
132 | return log_oom(); | |
133 | ||
134 | d = strrchr(name, '.'); | |
135 | if (!d) | |
136 | return -EINVAL; | |
137 | ||
138 | *d = '\0'; | |
139 | ||
140 | dropin_dirname = strjoina(name, ".network.d"); | |
141 | ||
17f9c355 | 142 | network = new(Network, 1); |
f579559b TG |
143 | if (!network) |
144 | return log_oom(); | |
145 | ||
17f9c355 YW |
146 | *network = (Network) { |
147 | .manager = manager, | |
838b2f7a YW |
148 | .filename = TAKE_PTR(fname), |
149 | .name = TAKE_PTR(name), | |
17f9c355 YW |
150 | |
151 | .required_for_online = true, | |
152 | .dhcp = ADDRESS_FAMILY_NO, | |
153 | .dhcp_use_ntp = true, | |
154 | .dhcp_use_dns = true, | |
155 | .dhcp_use_hostname = true, | |
156 | .dhcp_use_routes = true, | |
157 | /* NOTE: this var might be overwriten by network_apply_anonymize_if_set */ | |
158 | .dhcp_send_hostname = true, | |
159 | /* To enable/disable RFC7844 Anonymity Profiles */ | |
160 | .dhcp_anonymize = false, | |
161 | .dhcp_route_metric = DHCP_ROUTE_METRIC, | |
162 | /* NOTE: this var might be overwrite by network_apply_anonymize_if_set */ | |
163 | .dhcp_client_identifier = DHCP_CLIENT_ID_DUID, | |
164 | .dhcp_route_table = RT_TABLE_MAIN, | |
165 | .dhcp_route_table_set = false, | |
166 | /* NOTE: from man: UseMTU=... Defaults to false*/ | |
167 | .dhcp_use_mtu = false, | |
168 | /* NOTE: from man: UseTimezone=... Defaults to "no".*/ | |
169 | .dhcp_use_timezone = false, | |
170 | .rapid_commit = true, | |
171 | ||
172 | .dhcp_server_emit_dns = true, | |
173 | .dhcp_server_emit_ntp = true, | |
174 | .dhcp_server_emit_router = true, | |
175 | .dhcp_server_emit_timezone = true, | |
176 | ||
177 | .router_emit_dns = true, | |
178 | .router_emit_domains = true, | |
179 | ||
180 | .use_bpdu = -1, | |
181 | .hairpin = -1, | |
182 | .fast_leave = -1, | |
183 | .allow_port_to_be_root = -1, | |
184 | .unicast_flood = -1, | |
d3aa8b49 | 185 | .multicast_to_unicast = -1, |
17f9c355 YW |
186 | .priority = LINK_BRIDGE_PORT_PRIORITY_INVALID, |
187 | ||
188 | .lldp_mode = LLDP_MODE_ROUTERS_ONLY, | |
189 | ||
7ece6f58 | 190 | .dns_default_route = -1, |
17f9c355 YW |
191 | .llmnr = RESOLVE_SUPPORT_YES, |
192 | .mdns = RESOLVE_SUPPORT_NO, | |
193 | .dnssec_mode = _DNSSEC_MODE_INVALID, | |
194 | .dns_over_tls_mode = _DNS_OVER_TLS_MODE_INVALID, | |
195 | ||
196 | .link_local = ADDRESS_FAMILY_IPV6, | |
197 | ||
198 | .ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO, | |
199 | .ipv6_accept_ra = -1, | |
200 | .ipv6_dad_transmits = -1, | |
201 | .ipv6_hop_limit = -1, | |
202 | .ipv6_proxy_ndp = -1, | |
203 | .duid.type = _DUID_TYPE_INVALID, | |
204 | .proxy_arp = -1, | |
205 | .arp = -1, | |
206 | .multicast = -1, | |
207 | .allmulticast = -1, | |
208 | .ipv6_accept_ra_use_dns = true, | |
062c2eea SS |
209 | .ipv6_accept_ra_use_autonomous_prefix = true, |
210 | .ipv6_accept_ra_use_onlink_prefix = true, | |
17f9c355 | 211 | .ipv6_accept_ra_route_table = RT_TABLE_MAIN, |
d5fa3339 | 212 | .ipv6_accept_ra_route_table_set = false, |
17f9c355 | 213 | }; |
f579559b | 214 | |
dc0d4078 | 215 | r = config_parse_many(filename, NETWORK_DIRS, dropin_dirname, |
23bb31aa ZJS |
216 | "Match\0" |
217 | "Link\0" | |
218 | "Network\0" | |
219 | "Address\0" | |
e4a71bf3 | 220 | "Neighbor\0" |
95b74ef6 | 221 | "IPv6AddressLabel\0" |
bce67bbe | 222 | "RoutingPolicyRule\0" |
23bb31aa ZJS |
223 | "Route\0" |
224 | "DHCP\0" | |
225 | "DHCPv4\0" /* compat */ | |
226 | "DHCPServer\0" | |
227 | "IPv6AcceptRA\0" | |
a0e5c15d | 228 | "IPv6NDPProxyAddress\0" |
23bb31aa ZJS |
229 | "Bridge\0" |
230 | "BridgeFDB\0" | |
9d5d0090 | 231 | "BridgeVLAN\0" |
7d5cac19 | 232 | "IPv6PrefixDelegation\0" |
06828bb6 HP |
233 | "IPv6Prefix\0" |
234 | "CAN\0", | |
23bb31aa | 235 | config_item_perf_lookup, network_network_gperf_lookup, |
bcde742e | 236 | CONFIG_PARSE_WARN, network); |
838b2f7a YW |
237 | if (r < 0) { |
238 | /* Unset manager here. Otherwise, LIST_REMOVE() in network_free() fails. */ | |
239 | network->manager = NULL; | |
f579559b | 240 | return r; |
838b2f7a | 241 | } |
f579559b | 242 | |
add8d07d | 243 | network_apply_anonymize_if_set(network); |
244 | ||
5a8bcb67 LP |
245 | /* IPMasquerade=yes implies IPForward=yes */ |
246 | if (network->ip_masquerade) | |
769d324c | 247 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 248 | |
7169cdc8 YW |
249 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
250 | log_warning("MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set in %s. " | |
251 | "Disabling UseMTU=.", filename); | |
252 | network->dhcp_use_mtu = false; | |
253 | } | |
254 | ||
f579559b | 255 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 256 | |
dbffab87 TG |
257 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
258 | if (r < 0) | |
259 | return r; | |
260 | ||
261 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
262 | if (r < 0) | |
263 | return r; | |
264 | ||
838b2f7a | 265 | LIST_FOREACH(routes, route, network->static_routes) |
b3070dc0 TG |
266 | if (!route->family) { |
267 | log_warning("Route section without Gateway field configured in %s. " | |
268 | "Ignoring", filename); | |
269 | return 0; | |
270 | } | |
b3070dc0 | 271 | |
838b2f7a | 272 | LIST_FOREACH(addresses, address, network->static_addresses) |
b3070dc0 TG |
273 | if (!address->family) { |
274 | log_warning("Address section without Address field configured in %s. " | |
275 | "Ignoring", filename); | |
276 | return 0; | |
277 | } | |
b3070dc0 | 278 | |
f579559b TG |
279 | network = NULL; |
280 | ||
281 | return 0; | |
282 | } | |
283 | ||
284 | int network_load(Manager *manager) { | |
285 | Network *network; | |
477e73b5 ZJS |
286 | _cleanup_strv_free_ char **files = NULL; |
287 | char **f; | |
f579559b TG |
288 | int r; |
289 | ||
290 | assert(manager); | |
291 | ||
292 | while ((network = manager->networks)) | |
293 | network_free(network); | |
294 | ||
dc0d4078 | 295 | r = conf_files_list_strv(&files, ".network", NULL, 0, NETWORK_DIRS); |
f647962d MS |
296 | if (r < 0) |
297 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
298 | |
299 | STRV_FOREACH_BACKWARDS(f, files) { | |
300 | r = network_load_one(manager, *f); | |
301 | if (r < 0) | |
302 | return r; | |
303 | } | |
304 | ||
f579559b TG |
305 | return 0; |
306 | } | |
307 | ||
f579559b | 308 | void network_free(Network *network) { |
a0e5c15d | 309 | IPv6ProxyNDPAddress *ipv6_proxy_ndp_address; |
bce67bbe SS |
310 | RoutingPolicyRule *rule; |
311 | FdbEntry *fdb_entry; | |
e4a71bf3 | 312 | Neighbor *neighbor; |
95b74ef6 | 313 | AddressLabel *label; |
057abfd8 | 314 | Prefix *prefix; |
bce67bbe | 315 | Address *address; |
bce67bbe | 316 | Route *route; |
f579559b TG |
317 | |
318 | if (!network) | |
319 | return; | |
320 | ||
321 | free(network->filename); | |
322 | ||
e90d0374 | 323 | set_free_free(network->match_mac); |
5256e00e TG |
324 | strv_free(network->match_path); |
325 | strv_free(network->match_driver); | |
326 | strv_free(network->match_type); | |
327 | strv_free(network->match_name); | |
f579559b TG |
328 | |
329 | free(network->description); | |
edb85f0d | 330 | free(network->dhcp_vendor_class_identifier); |
af1c0de0 | 331 | strv_free(network->dhcp_user_class); |
27cb34f5 | 332 | free(network->dhcp_hostname); |
f579559b | 333 | |
c106cc36 TG |
334 | free(network->mac); |
335 | ||
b0e39c82 | 336 | strv_free(network->ntp); |
5512a963 | 337 | free(network->dns); |
3df9bec5 LP |
338 | strv_free(network->search_domains); |
339 | strv_free(network->route_domains); | |
0d4ad91d | 340 | strv_free(network->bind_carrier); |
cdd7812b | 341 | |
28c3428d | 342 | strv_free(network->router_search_domains); |
cdd7812b | 343 | free(network->router_dns); |
3bef724f | 344 | |
47e2dc31 | 345 | netdev_unref(network->bridge); |
47e2dc31 | 346 | netdev_unref(network->bond); |
6cb955c6 | 347 | netdev_unref(network->vrf); |
47e2dc31 | 348 | |
fa6f1e54 | 349 | hashmap_free_with_destructor(network->stacked_netdevs, netdev_unref); |
326cb406 | 350 | |
f048a16b | 351 | while ((route = network->static_routes)) |
f579559b TG |
352 | route_free(route); |
353 | ||
f048a16b | 354 | while ((address = network->static_addresses)) |
f579559b TG |
355 | address_free(address); |
356 | ||
b98b483b AR |
357 | while ((fdb_entry = network->static_fdb_entries)) |
358 | fdb_entry_free(fdb_entry); | |
359 | ||
a0e5c15d FK |
360 | while ((ipv6_proxy_ndp_address = network->ipv6_proxy_ndp_addresses)) |
361 | ipv6_proxy_ndp_address_free(ipv6_proxy_ndp_address); | |
362 | ||
e4a71bf3 WKI |
363 | while ((neighbor = network->neighbors)) |
364 | neighbor_free(neighbor); | |
365 | ||
95b74ef6 SS |
366 | while ((label = network->address_labels)) |
367 | address_label_free(label); | |
368 | ||
057abfd8 PF |
369 | while ((prefix = network->static_prefixes)) |
370 | prefix_free(prefix); | |
371 | ||
bce67bbe SS |
372 | while ((rule = network->rules)) |
373 | routing_policy_rule_free(rule); | |
374 | ||
6ae115c1 TG |
375 | hashmap_free(network->addresses_by_section); |
376 | hashmap_free(network->routes_by_section); | |
b98b483b | 377 | hashmap_free(network->fdb_entries_by_section); |
e4a71bf3 | 378 | hashmap_free(network->neighbors_by_section); |
95b74ef6 | 379 | hashmap_free(network->address_labels_by_section); |
057abfd8 | 380 | hashmap_free(network->prefixes_by_section); |
bce67bbe | 381 | hashmap_free(network->rules_by_section); |
6ae115c1 | 382 | |
dbffab87 TG |
383 | if (network->manager) { |
384 | if (network->manager->networks) | |
385 | LIST_REMOVE(networks, network->manager->networks, network); | |
386 | ||
e512c6c1 | 387 | if (network->manager->networks_by_name && network->name) |
dbffab87 | 388 | hashmap_remove(network->manager->networks_by_name, network->name); |
27dfc982 YW |
389 | |
390 | if (network->manager->duids_requesting_uuid) | |
391 | set_remove(network->manager->duids_requesting_uuid, &network->duid); | |
dbffab87 TG |
392 | } |
393 | ||
394 | free(network->name); | |
f579559b | 395 | |
79e16ce3 LP |
396 | condition_free_list(network->match_host); |
397 | condition_free_list(network->match_virt); | |
5022f08a LP |
398 | condition_free_list(network->match_kernel_cmdline); |
399 | condition_free_list(network->match_kernel_version); | |
79e16ce3 LP |
400 | condition_free_list(network->match_arch); |
401 | ||
8eb9058d | 402 | free(network->dhcp_server_timezone); |
1a04db0f LP |
403 | free(network->dhcp_server_dns); |
404 | free(network->dhcp_server_ntp); | |
8eb9058d | 405 | |
8a516214 LP |
406 | set_free_free(network->dnssec_negative_trust_anchors); |
407 | ||
f579559b TG |
408 | free(network); |
409 | } | |
410 | ||
dbffab87 TG |
411 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
412 | Network *network; | |
413 | ||
414 | assert(manager); | |
415 | assert(name); | |
416 | assert(ret); | |
417 | ||
418 | network = hashmap_get(manager->networks_by_name, name); | |
419 | if (!network) | |
420 | return -ENOENT; | |
421 | ||
422 | *ret = network; | |
423 | ||
424 | return 0; | |
425 | } | |
426 | ||
51517f9e | 427 | int network_get(Manager *manager, sd_device *device, |
505f8da7 TG |
428 | const char *ifname, const struct ether_addr *address, |
429 | Network **ret) { | |
4f4daf41 | 430 | const char *path = NULL, *driver = NULL, *devtype = NULL; |
51517f9e | 431 | Network *network; |
f579559b TG |
432 | |
433 | assert(manager); | |
f579559b | 434 | assert(ret); |
af3aa302 | 435 | |
24c083df | 436 | if (device) { |
51517f9e | 437 | (void) sd_device_get_property_value(device, "ID_PATH", &path); |
af3aa302 | 438 | |
51517f9e | 439 | (void) sd_device_get_property_value(device, "ID_NET_DRIVER", &driver); |
af3aa302 | 440 | |
51517f9e | 441 | (void) sd_device_get_devtype(device, &devtype); |
24c083df | 442 | } |
f579559b | 443 | |
f579559b TG |
444 | LIST_FOREACH(networks, network, manager->networks) { |
445 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
446 | network->match_driver, network->match_type, |
447 | network->match_name, network->match_host, | |
5022f08a LP |
448 | network->match_virt, network->match_kernel_cmdline, |
449 | network->match_kernel_version, network->match_arch, | |
4f4daf41 | 450 | address, path, driver, devtype, ifname)) { |
24c083df | 451 | if (network->match_name && device) { |
ca6038b8 TG |
452 | const char *attr; |
453 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
454 | ||
51517f9e | 455 | if (sd_device_get_sysattr_value(device, "name_assign_type", &attr) >= 0) |
dc751688 | 456 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
457 | |
458 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
459 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
460 | ifname, network->filename); | |
32bc8adc | 461 | else |
a2fae7bb | 462 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 463 | } else |
a2fae7bb | 464 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 465 | |
f579559b TG |
466 | *ret = network; |
467 | return 0; | |
468 | } | |
469 | } | |
470 | ||
471 | *ret = NULL; | |
472 | ||
473 | return -ENOENT; | |
474 | } | |
475 | ||
7d342c03 | 476 | int network_apply(Network *network, Link *link) { |
f579559b TG |
477 | int r; |
478 | ||
c4a03a56 TG |
479 | assert(network); |
480 | assert(link); | |
481 | ||
f579559b TG |
482 | link->network = network; |
483 | ||
bfa695b5 TG |
484 | if (network->ipv4ll_route) { |
485 | Route *route; | |
486 | ||
0b180d75 | 487 | r = route_new_static(network, NULL, 0, &route); |
bfa695b5 TG |
488 | if (r < 0) |
489 | return r; | |
490 | ||
2ce40956 | 491 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst.in); |
bfa695b5 TG |
492 | if (r == 0) |
493 | return -EINVAL; | |
494 | if (r < 0) | |
495 | return -errno; | |
496 | ||
497 | route->family = AF_INET; | |
498 | route->dst_prefixlen = 16; | |
499 | route->scope = RT_SCOPE_LINK; | |
86655331 | 500 | route->priority = IPV4LL_ROUTE_METRIC; |
bfa695b5 TG |
501 | route->protocol = RTPROT_STATIC; |
502 | } | |
503 | ||
5512a963 | 504 | if (network->n_dns > 0 || |
3df9bec5 LP |
505 | !strv_isempty(network->ntp) || |
506 | !strv_isempty(network->search_domains) || | |
2ad6b610 | 507 | !strv_isempty(network->route_domains)) |
84de38c5 | 508 | link_dirty(link); |
3bef724f | 509 | |
f579559b TG |
510 | return 0; |
511 | } | |
02b59d57 | 512 | |
439689c6 SS |
513 | bool network_has_static_ipv6_addresses(Network *network) { |
514 | Address *address; | |
515 | ||
516 | assert(network); | |
517 | ||
518 | LIST_FOREACH(addresses, address, network->static_addresses) { | |
519 | if (address->family == AF_INET6) | |
520 | return true; | |
521 | } | |
522 | ||
523 | return false; | |
524 | } | |
525 | ||
69a93e7d | 526 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
527 | const char *filename, |
528 | unsigned line, | |
529 | const char *section, | |
530 | unsigned section_line, | |
531 | const char *lvalue, | |
532 | int ltype, | |
533 | const char *rvalue, | |
534 | void *data, | |
535 | void *userdata) { | |
536 | Network *network = userdata; | |
31d0ac36 TG |
537 | _cleanup_free_ char *kind_string = NULL; |
538 | char *p; | |
1a436809 | 539 | NetDev *netdev; |
69a93e7d | 540 | NetDevKind kind; |
02b59d57 TG |
541 | int r; |
542 | ||
543 | assert(filename); | |
544 | assert(lvalue); | |
545 | assert(rvalue); | |
546 | assert(data); | |
547 | ||
69a93e7d TG |
548 | kind_string = strdup(lvalue); |
549 | if (!kind_string) | |
550 | return log_oom(); | |
52433f6b | 551 | |
69a93e7d TG |
552 | /* the keys are CamelCase versions of the kind */ |
553 | for (p = kind_string; *p; p++) | |
554 | *p = tolower(*p); | |
52433f6b | 555 | |
69a93e7d TG |
556 | kind = netdev_kind_from_string(kind_string); |
557 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 558 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
559 | return 0; |
560 | } | |
561 | ||
54abf461 TG |
562 | r = netdev_get(network->manager, rvalue, &netdev); |
563 | if (r < 0) { | |
12ca818f | 564 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
565 | return 0; |
566 | } | |
567 | ||
69a93e7d | 568 | if (netdev->kind != kind) { |
12ca818f | 569 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
570 | return 0; |
571 | } | |
572 | ||
69a93e7d TG |
573 | switch (kind) { |
574 | case NETDEV_KIND_BRIDGE: | |
25ed70f7 | 575 | network->bridge = netdev_unref(network->bridge); |
69a93e7d | 576 | network->bridge = netdev; |
54abf461 | 577 | |
69a93e7d TG |
578 | break; |
579 | case NETDEV_KIND_BOND: | |
25ed70f7 | 580 | network->bond = netdev_unref(network->bond); |
69a93e7d | 581 | network->bond = netdev; |
fe6b2d55 | 582 | |
6cb955c6 AR |
583 | break; |
584 | case NETDEV_KIND_VRF: | |
25ed70f7 | 585 | network->vrf = netdev_unref(network->vrf); |
6cb955c6 AR |
586 | network->vrf = netdev; |
587 | ||
69a93e7d TG |
588 | break; |
589 | case NETDEV_KIND_VLAN: | |
69a93e7d | 590 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 591 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 592 | case NETDEV_KIND_IPVLAN: |
326cb406 | 593 | case NETDEV_KIND_VXLAN: |
92c918b0 | 594 | case NETDEV_KIND_VCAN: |
3e570042 YW |
595 | r = hashmap_ensure_allocated(&network->stacked_netdevs, &string_hash_ops); |
596 | if (r < 0) | |
597 | return log_oom(); | |
598 | ||
6a0a2f86 | 599 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 600 | if (r < 0) { |
87ac8d99 | 601 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add NetDev '%s' to network: %m", rvalue); |
326cb406 SS |
602 | return 0; |
603 | } | |
604 | ||
69a93e7d TG |
605 | break; |
606 | default: | |
87ac8d99 | 607 | assert_not_reached("Cannot parse NetDev"); |
fe6b2d55 TG |
608 | } |
609 | ||
47e2dc31 TG |
610 | netdev_ref(netdev); |
611 | ||
fe6b2d55 TG |
612 | return 0; |
613 | } | |
7951dea2 | 614 | |
3df9bec5 LP |
615 | int config_parse_domains( |
616 | const char *unit, | |
617 | const char *filename, | |
618 | unsigned line, | |
619 | const char *section, | |
620 | unsigned section_line, | |
621 | const char *lvalue, | |
622 | int ltype, | |
623 | const char *rvalue, | |
624 | void *data, | |
625 | void *userdata) { | |
626 | ||
627 | const char *p; | |
628 | Network *n = data; | |
6192b846 TG |
629 | int r; |
630 | ||
3df9bec5 LP |
631 | assert(n); |
632 | assert(lvalue); | |
633 | assert(rvalue); | |
6192b846 | 634 | |
3df9bec5 LP |
635 | if (isempty(rvalue)) { |
636 | n->search_domains = strv_free(n->search_domains); | |
637 | n->route_domains = strv_free(n->route_domains); | |
638 | return 0; | |
639 | } | |
67272d15 | 640 | |
3df9bec5 LP |
641 | p = rvalue; |
642 | for (;;) { | |
643 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
644 | const char *domain; | |
645 | bool is_route; | |
646 | ||
647 | r = extract_first_word(&p, &w, NULL, 0); | |
648 | if (r < 0) { | |
649 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract search or route domain, ignoring: %s", rvalue); | |
650 | break; | |
651 | } | |
652 | if (r == 0) | |
653 | break; | |
654 | ||
655 | is_route = w[0] == '~'; | |
656 | domain = is_route ? w + 1 : w; | |
657 | ||
658 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
659 | /* If the root domain appears as is, or the special token "*" is found, we'll consider this as | |
660 | * routing domain, unconditionally. */ | |
661 | is_route = true; | |
662 | domain = "."; /* make sure we don't allow empty strings, thus write the root domain as "." */ | |
3df9bec5 | 663 | } else { |
7470cc4c | 664 | r = dns_name_normalize(domain, 0, &normalized); |
3df9bec5 LP |
665 | if (r < 0) { |
666 | log_syntax(unit, LOG_ERR, filename, line, r, "'%s' is not a valid domain name, ignoring.", domain); | |
667 | continue; | |
668 | } | |
669 | ||
670 | domain = normalized; | |
671 | ||
672 | if (is_localhost(domain)) { | |
673 | 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 | 674 | continue; |
3df9bec5 | 675 | } |
37de2509 | 676 | } |
40274ed6 | 677 | |
09451975 | 678 | if (is_route) |
3df9bec5 | 679 | r = strv_extend(&n->route_domains, domain); |
09451975 | 680 | else |
3df9bec5 | 681 | r = strv_extend(&n->search_domains, domain); |
09451975 LP |
682 | if (r < 0) |
683 | return log_oom(); | |
40274ed6 | 684 | } |
f15b6e5a | 685 | |
3df9bec5 LP |
686 | strv_uniq(n->route_domains); |
687 | strv_uniq(n->search_domains); | |
688 | ||
6192b846 TG |
689 | return 0; |
690 | } | |
691 | ||
7951dea2 SS |
692 | int config_parse_tunnel(const char *unit, |
693 | const char *filename, | |
694 | unsigned line, | |
695 | const char *section, | |
696 | unsigned section_line, | |
697 | const char *lvalue, | |
698 | int ltype, | |
699 | const char *rvalue, | |
700 | void *data, | |
701 | void *userdata) { | |
702 | Network *network = userdata; | |
703 | NetDev *netdev; | |
704 | int r; | |
705 | ||
706 | assert(filename); | |
707 | assert(lvalue); | |
708 | assert(rvalue); | |
709 | assert(data); | |
710 | ||
711 | r = netdev_get(network->manager, rvalue, &netdev); | |
712 | if (r < 0) { | |
6a7a4e4d | 713 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
714 | return 0; |
715 | } | |
716 | ||
d29ad81e ZJS |
717 | if (!IN_SET(netdev->kind, |
718 | NETDEV_KIND_IPIP, | |
719 | NETDEV_KIND_SIT, | |
720 | NETDEV_KIND_GRE, | |
721 | NETDEV_KIND_GRETAP, | |
722 | NETDEV_KIND_IP6GRE, | |
723 | NETDEV_KIND_IP6GRETAP, | |
724 | NETDEV_KIND_VTI, | |
725 | NETDEV_KIND_VTI6, | |
726 | NETDEV_KIND_IP6TNL)) { | |
12ca818f | 727 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
728 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
729 | return 0; | |
730 | } | |
731 | ||
3e570042 YW |
732 | r = hashmap_ensure_allocated(&network->stacked_netdevs, &string_hash_ops); |
733 | if (r < 0) | |
734 | return log_oom(); | |
735 | ||
6a0a2f86 TG |
736 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
737 | if (r < 0) { | |
6a7a4e4d | 738 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
739 | return 0; |
740 | } | |
741 | ||
742 | netdev_ref(netdev); | |
7951dea2 SS |
743 | |
744 | return 0; | |
745 | } | |
bd8f6538 | 746 | |
d0d6a4cd TG |
747 | int config_parse_ipv4ll( |
748 | const char* unit, | |
749 | const char *filename, | |
750 | unsigned line, | |
751 | const char *section, | |
752 | unsigned section_line, | |
753 | const char *lvalue, | |
754 | int ltype, | |
755 | const char *rvalue, | |
756 | void *data, | |
757 | void *userdata) { | |
758 | ||
759 | AddressFamilyBoolean *link_local = data; | |
760 | ||
761 | assert(filename); | |
762 | assert(lvalue); | |
763 | assert(rvalue); | |
764 | assert(data); | |
765 | ||
766 | /* Note that this is mostly like | |
767 | * config_parse_address_family_boolean(), except that it | |
768 | * applies only to IPv4 */ | |
769 | ||
5883ff60 | 770 | SET_FLAG(*link_local, ADDRESS_FAMILY_IPV4, parse_boolean(rvalue)); |
d0d6a4cd TG |
771 | |
772 | return 0; | |
773 | } | |
774 | ||
bd8f6538 TG |
775 | int config_parse_dhcp( |
776 | const char* unit, | |
777 | const char *filename, | |
778 | unsigned line, | |
779 | const char *section, | |
780 | unsigned section_line, | |
781 | const char *lvalue, | |
782 | int ltype, | |
783 | const char *rvalue, | |
784 | void *data, | |
785 | void *userdata) { | |
786 | ||
cb9fc36a | 787 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
788 | |
789 | assert(filename); | |
790 | assert(lvalue); | |
791 | assert(rvalue); | |
792 | assert(data); | |
793 | ||
769d324c LP |
794 | /* Note that this is mostly like |
795 | * config_parse_address_family_boolean(), except that it | |
796 | * understands some old names for the enum values */ | |
797 | ||
cb9fc36a LP |
798 | s = address_family_boolean_from_string(rvalue); |
799 | if (s < 0) { | |
800 | ||
801 | /* Previously, we had a slightly different enum here, | |
802 | * support its values for compatbility. */ | |
803 | ||
804 | if (streq(rvalue, "none")) | |
805 | s = ADDRESS_FAMILY_NO; | |
806 | else if (streq(rvalue, "v4")) | |
807 | s = ADDRESS_FAMILY_IPV4; | |
808 | else if (streq(rvalue, "v6")) | |
809 | s = ADDRESS_FAMILY_IPV6; | |
810 | else if (streq(rvalue, "both")) | |
811 | s = ADDRESS_FAMILY_YES; | |
812 | else { | |
12ca818f | 813 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
814 | return 0; |
815 | } | |
41f62acc YW |
816 | |
817 | log_syntax(unit, LOG_WARNING, filename, line, 0, | |
818 | "DHCP=%s is deprecated, please use DHCP=%s instead.", | |
819 | rvalue, address_family_boolean_to_string(s)); | |
bd8f6538 TG |
820 | } |
821 | ||
cb9fc36a | 822 | *dhcp = s; |
bd8f6538 TG |
823 | return 0; |
824 | } | |
825 | ||
3e43b2cd JJ |
826 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
827 | [DHCP_CLIENT_ID_MAC] = "mac", | |
dace710c YW |
828 | [DHCP_CLIENT_ID_DUID] = "duid", |
829 | [DHCP_CLIENT_ID_DUID_ONLY] = "duid-only", | |
3e43b2cd JJ |
830 | }; |
831 | ||
499d555a SS |
832 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DHCPClientIdentifier); |
833 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DHCPClientIdentifier, "Failed to parse client identifier type"); | |
3e43b2cd | 834 | |
60c35566 | 835 | int config_parse_ipv6token( |
7f77697a TG |
836 | const char* unit, |
837 | const char *filename, | |
838 | unsigned line, | |
839 | const char *section, | |
840 | unsigned section_line, | |
841 | const char *lvalue, | |
842 | int ltype, | |
843 | const char *rvalue, | |
844 | void *data, | |
845 | void *userdata) { | |
846 | ||
847 | union in_addr_union buffer; | |
848 | struct in6_addr *token = data; | |
849 | int r; | |
850 | ||
851 | assert(filename); | |
852 | assert(lvalue); | |
853 | assert(rvalue); | |
854 | assert(token); | |
855 | ||
856 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
857 | if (r < 0) { | |
6a7a4e4d | 858 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
859 | return 0; |
860 | } | |
861 | ||
c606db69 YW |
862 | if (in_addr_is_null(AF_INET6, &buffer)) { |
863 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token cannot be the ANY address, ignoring: %s", rvalue); | |
7f77697a TG |
864 | return 0; |
865 | } | |
866 | ||
867 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
87ac8d99 | 868 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token cannot be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
869 | return 0; |
870 | } | |
871 | ||
872 | *token = buffer.in6; | |
873 | ||
874 | return 0; | |
875 | } | |
8add5f79 | 876 | |
49092e22 | 877 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
878 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
879 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
880 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
881 | }; |
882 | ||
883 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
884 | ||
885 | int config_parse_ipv6_privacy_extensions( | |
886 | const char* unit, | |
887 | const char *filename, | |
888 | unsigned line, | |
889 | const char *section, | |
890 | unsigned section_line, | |
891 | const char *lvalue, | |
892 | int ltype, | |
893 | const char *rvalue, | |
894 | void *data, | |
895 | void *userdata) { | |
896 | ||
897 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
898 | int k; | |
899 | ||
900 | assert(filename); | |
901 | assert(lvalue); | |
902 | assert(rvalue); | |
903 | assert(ipv6_privacy_extensions); | |
904 | ||
905 | /* Our enum shall be a superset of booleans, hence first try | |
906 | * to parse as boolean, and then as enum */ | |
907 | ||
908 | k = parse_boolean(rvalue); | |
909 | if (k > 0) | |
1f0d9695 | 910 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 911 | else if (k == 0) |
1f0d9695 | 912 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 913 | else { |
1f0d9695 | 914 | IPv6PrivacyExtensions s; |
49092e22 SS |
915 | |
916 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
917 | if (s < 0) { |
918 | ||
919 | if (streq(rvalue, "kernel")) | |
920 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
921 | else { | |
12ca818f | 922 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
923 | return 0; |
924 | } | |
49092e22 SS |
925 | } |
926 | ||
927 | *ipv6_privacy_extensions = s; | |
928 | } | |
929 | ||
930 | return 0; | |
931 | } | |
a7d0ef44 | 932 | |
1ac608c9 LP |
933 | int config_parse_hostname( |
934 | const char *unit, | |
935 | const char *filename, | |
936 | unsigned line, | |
937 | const char *section, | |
938 | unsigned section_line, | |
939 | const char *lvalue, | |
940 | int ltype, | |
941 | const char *rvalue, | |
942 | void *data, | |
943 | void *userdata) { | |
944 | ||
6528693a YW |
945 | _cleanup_free_ char *hn = NULL; |
946 | char **hostname = data; | |
a7d0ef44 SS |
947 | int r; |
948 | ||
949 | assert(filename); | |
950 | assert(lvalue); | |
951 | assert(rvalue); | |
952 | ||
1ac608c9 | 953 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
954 | if (r < 0) |
955 | return r; | |
956 | ||
1ac608c9 | 957 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 958 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
959 | return 0; |
960 | } | |
961 | ||
6528693a YW |
962 | r = dns_name_is_valid(hn); |
963 | if (r < 0) { | |
964 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to check validity of hostname '%s', ignoring assignment: %m", rvalue); | |
965 | return 0; | |
966 | } | |
967 | if (r == 0) { | |
968 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not a valid DNS domain name, ignoring assignment: %s", rvalue); | |
969 | return 0; | |
970 | } | |
971 | ||
972 | return free_and_replace(*hostname, hn); | |
a7d0ef44 | 973 | } |
8eb9058d LP |
974 | |
975 | int config_parse_timezone( | |
976 | const char *unit, | |
977 | const char *filename, | |
978 | unsigned line, | |
979 | const char *section, | |
980 | unsigned section_line, | |
981 | const char *lvalue, | |
982 | int ltype, | |
983 | const char *rvalue, | |
984 | void *data, | |
985 | void *userdata) { | |
986 | ||
19f9e4e2 YW |
987 | _cleanup_free_ char *tz = NULL; |
988 | char **datap = data; | |
8eb9058d LP |
989 | int r; |
990 | ||
991 | assert(filename); | |
992 | assert(lvalue); | |
993 | assert(rvalue); | |
994 | ||
995 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
996 | if (r < 0) | |
997 | return r; | |
998 | ||
089fb865 | 999 | if (!timezone_is_valid(tz, LOG_ERR)) { |
12ca818f | 1000 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1001 | return 0; |
1002 | } | |
1003 | ||
19f9e4e2 | 1004 | return free_and_replace(*datap, tz); |
8eb9058d | 1005 | } |
1a04db0f LP |
1006 | |
1007 | int config_parse_dhcp_server_dns( | |
1008 | const char *unit, | |
1009 | const char *filename, | |
1010 | unsigned line, | |
1011 | const char *section, | |
1012 | unsigned section_line, | |
1013 | const char *lvalue, | |
1014 | int ltype, | |
1015 | const char *rvalue, | |
1016 | void *data, | |
1017 | void *userdata) { | |
1018 | ||
1019 | Network *n = data; | |
1020 | const char *p = rvalue; | |
1021 | int r; | |
1022 | ||
1023 | assert(filename); | |
1024 | assert(lvalue); | |
1025 | assert(rvalue); | |
1026 | ||
1027 | for (;;) { | |
1028 | _cleanup_free_ char *w = NULL; | |
1029 | struct in_addr a, *m; | |
1030 | ||
1031 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1032 | if (r == -ENOMEM) |
1033 | return log_oom(); | |
1a04db0f LP |
1034 | if (r < 0) { |
1035 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1036 | return 0; | |
1037 | } | |
1a04db0f | 1038 | if (r == 0) |
fa105ce6 | 1039 | break; |
1a04db0f LP |
1040 | |
1041 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1042 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
1043 | continue; |
1044 | } | |
1045 | ||
62d74c78 | 1046 | m = reallocarray(n->dhcp_server_dns, n->n_dhcp_server_dns + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1047 | if (!m) |
1048 | return log_oom(); | |
1049 | ||
1050 | m[n->n_dhcp_server_dns++] = a; | |
1051 | n->dhcp_server_dns = m; | |
1052 | } | |
fa105ce6 | 1053 | |
88295a05 PF |
1054 | return 0; |
1055 | } | |
1056 | ||
1057 | int config_parse_radv_dns( | |
1058 | const char *unit, | |
1059 | const char *filename, | |
1060 | unsigned line, | |
1061 | const char *section, | |
1062 | unsigned section_line, | |
1063 | const char *lvalue, | |
1064 | int ltype, | |
1065 | const char *rvalue, | |
1066 | void *data, | |
1067 | void *userdata) { | |
1068 | ||
1069 | Network *n = data; | |
1070 | const char *p = rvalue; | |
1071 | int r; | |
1072 | ||
1073 | assert(filename); | |
1074 | assert(lvalue); | |
1075 | assert(rvalue); | |
1076 | ||
1077 | for (;;) { | |
1078 | _cleanup_free_ char *w = NULL; | |
1079 | union in_addr_union a; | |
1080 | ||
1081 | r = extract_first_word(&p, &w, NULL, 0); | |
1082 | if (r == -ENOMEM) | |
1083 | return log_oom(); | |
1084 | if (r < 0) { | |
1085 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1086 | return 0; | |
1087 | } | |
1088 | if (r == 0) | |
1089 | break; | |
1090 | ||
1091 | if (in_addr_from_string(AF_INET6, w, &a) >= 0) { | |
1092 | struct in6_addr *m; | |
1093 | ||
62d74c78 | 1094 | m = reallocarray(n->router_dns, n->n_router_dns + 1, sizeof(struct in6_addr)); |
88295a05 PF |
1095 | if (!m) |
1096 | return log_oom(); | |
1097 | ||
1098 | m[n->n_router_dns++] = a.in6; | |
1099 | n->router_dns = m; | |
1100 | ||
1101 | } else | |
1102 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); | |
1103 | ||
1104 | } | |
1105 | ||
700f1186 PF |
1106 | return 0; |
1107 | } | |
1108 | ||
1109 | int config_parse_radv_search_domains( | |
1110 | const char *unit, | |
1111 | const char *filename, | |
1112 | unsigned line, | |
1113 | const char *section, | |
1114 | unsigned section_line, | |
1115 | const char *lvalue, | |
1116 | int ltype, | |
1117 | const char *rvalue, | |
1118 | void *data, | |
1119 | void *userdata) { | |
1120 | ||
1121 | Network *n = data; | |
1122 | const char *p = rvalue; | |
1123 | int r; | |
1124 | ||
1125 | assert(filename); | |
1126 | assert(lvalue); | |
1127 | assert(rvalue); | |
1128 | ||
1129 | for (;;) { | |
7a99f98b | 1130 | _cleanup_free_ char *w = NULL, *idna = NULL; |
700f1186 PF |
1131 | |
1132 | r = extract_first_word(&p, &w, NULL, 0); | |
1133 | if (r == -ENOMEM) | |
1134 | return log_oom(); | |
1135 | if (r < 0) { | |
1136 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1137 | return 0; | |
1138 | } | |
1139 | if (r == 0) | |
1140 | break; | |
1141 | ||
1142 | r = dns_name_apply_idna(w, &idna); | |
7a99f98b YW |
1143 | if (r < 0) { |
1144 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to apply IDNA to domain name '%s', ignoring: %m", w); | |
1145 | continue; | |
1146 | } | |
700f1186 PF |
1147 | if (r > 0) { |
1148 | r = strv_push(&n->router_search_domains, idna); | |
1149 | if (r >= 0) | |
1150 | idna = NULL; | |
7a99f98b | 1151 | } else { |
700f1186 PF |
1152 | r = strv_push(&n->router_search_domains, w); |
1153 | if (r >= 0) | |
1154 | w = NULL; | |
1155 | } | |
1156 | } | |
1157 | ||
fa105ce6 | 1158 | return 0; |
1a04db0f LP |
1159 | } |
1160 | ||
1161 | int config_parse_dhcp_server_ntp( | |
1162 | const char *unit, | |
1163 | const char *filename, | |
1164 | unsigned line, | |
1165 | const char *section, | |
1166 | unsigned section_line, | |
1167 | const char *lvalue, | |
1168 | int ltype, | |
1169 | const char *rvalue, | |
1170 | void *data, | |
1171 | void *userdata) { | |
1172 | ||
1173 | Network *n = data; | |
1174 | const char *p = rvalue; | |
1175 | int r; | |
1176 | ||
1177 | assert(filename); | |
1178 | assert(lvalue); | |
1179 | assert(rvalue); | |
1180 | ||
1181 | for (;;) { | |
1182 | _cleanup_free_ char *w = NULL; | |
1183 | struct in_addr a, *m; | |
1184 | ||
1185 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1186 | if (r == -ENOMEM) |
1187 | return log_oom(); | |
1a04db0f | 1188 | if (r < 0) { |
12ca818f | 1189 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
1190 | return 0; |
1191 | } | |
1a04db0f LP |
1192 | if (r == 0) |
1193 | return 0; | |
1194 | ||
1195 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1196 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
1197 | continue; |
1198 | } | |
1199 | ||
62d74c78 | 1200 | m = reallocarray(n->dhcp_server_ntp, n->n_dhcp_server_ntp + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1201 | if (!m) |
1202 | return log_oom(); | |
1203 | ||
1204 | m[n->n_dhcp_server_ntp++] = a; | |
1205 | n->dhcp_server_ntp = m; | |
1206 | } | |
1207 | } | |
8a516214 | 1208 | |
53253824 SS |
1209 | int config_parse_dns( |
1210 | const char *unit, | |
1211 | const char *filename, | |
1212 | unsigned line, | |
1213 | const char *section, | |
1214 | unsigned section_line, | |
1215 | const char *lvalue, | |
1216 | int ltype, | |
1217 | const char *rvalue, | |
1218 | void *data, | |
1219 | void *userdata) { | |
1220 | ||
1221 | Network *n = userdata; | |
1222 | int r; | |
1223 | ||
1224 | assert(filename); | |
1225 | assert(lvalue); | |
1226 | assert(rvalue); | |
1227 | ||
1228 | for (;;) { | |
1229 | _cleanup_free_ char *w = NULL; | |
1230 | union in_addr_union a; | |
5512a963 | 1231 | struct in_addr_data *m; |
53253824 SS |
1232 | int family; |
1233 | ||
5512a963 | 1234 | r = extract_first_word(&rvalue, &w, NULL, 0); |
53253824 SS |
1235 | if (r == -ENOMEM) |
1236 | return log_oom(); | |
1237 | if (r < 0) { | |
1238 | log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); | |
1239 | break; | |
1240 | } | |
5512a963 LP |
1241 | if (r == 0) |
1242 | break; | |
53253824 SS |
1243 | |
1244 | r = in_addr_from_string_auto(w, &family, &a); | |
1245 | if (r < 0) { | |
5512a963 | 1246 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1247 | continue; |
1248 | } | |
1249 | ||
62d74c78 | 1250 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_data)); |
5512a963 | 1251 | if (!m) |
53253824 SS |
1252 | return log_oom(); |
1253 | ||
5512a963 LP |
1254 | m[n->n_dns++] = (struct in_addr_data) { |
1255 | .family = family, | |
1256 | .address = a, | |
1257 | }; | |
1258 | ||
1259 | n->dns = m; | |
53253824 SS |
1260 | } |
1261 | ||
1262 | return 0; | |
1263 | } | |
1264 | ||
8a516214 LP |
1265 | int config_parse_dnssec_negative_trust_anchors( |
1266 | const char *unit, | |
1267 | const char *filename, | |
1268 | unsigned line, | |
1269 | const char *section, | |
1270 | unsigned section_line, | |
1271 | const char *lvalue, | |
1272 | int ltype, | |
1273 | const char *rvalue, | |
1274 | void *data, | |
1275 | void *userdata) { | |
1276 | ||
1277 | const char *p = rvalue; | |
1278 | Network *n = data; | |
1279 | int r; | |
1280 | ||
3df9bec5 | 1281 | assert(n); |
8a516214 LP |
1282 | assert(lvalue); |
1283 | assert(rvalue); | |
1284 | ||
1285 | if (isempty(rvalue)) { | |
1286 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1287 | return 0; | |
1288 | } | |
1289 | ||
1290 | for (;;) { | |
1291 | _cleanup_free_ char *w = NULL; | |
1292 | ||
1293 | r = extract_first_word(&p, &w, NULL, 0); | |
1294 | if (r < 0) { | |
1295 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
1296 | break; | |
1297 | } | |
1298 | if (r == 0) | |
1299 | break; | |
1300 | ||
1301 | r = dns_name_is_valid(w); | |
1302 | if (r <= 0) { | |
1303 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w); | |
1304 | continue; | |
1305 | } | |
1306 | ||
cbbf38ae LP |
1307 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1308 | if (r < 0) | |
1309 | return log_oom(); | |
1310 | ||
8a516214 LP |
1311 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1312 | if (r < 0) | |
1313 | return log_oom(); | |
1314 | if (r > 0) | |
1315 | w = NULL; | |
1316 | } | |
1317 | ||
1318 | return 0; | |
1319 | } | |
b2a81c0b | 1320 | |
26575990 LP |
1321 | int config_parse_ntp( |
1322 | const char *unit, | |
1323 | const char *filename, | |
1324 | unsigned line, | |
1325 | const char *section, | |
1326 | unsigned section_line, | |
1327 | const char *lvalue, | |
1328 | int ltype, | |
1329 | const char *rvalue, | |
1330 | void *data, | |
1331 | void *userdata) { | |
1332 | ||
1333 | char ***l = data; | |
1334 | int r; | |
1335 | ||
1336 | assert(l); | |
1337 | assert(lvalue); | |
1338 | assert(rvalue); | |
1339 | ||
1340 | if (isempty(rvalue)) { | |
1341 | *l = strv_free(*l); | |
1342 | return 0; | |
1343 | } | |
1344 | ||
1345 | for (;;) { | |
1346 | _cleanup_free_ char *w = NULL; | |
1347 | ||
1348 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1349 | if (r == -ENOMEM) | |
1350 | return log_oom(); | |
1351 | if (r < 0) { | |
1352 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract NTP server name, ignoring: %s", rvalue); | |
1353 | break; | |
1354 | } | |
1355 | if (r == 0) | |
1356 | break; | |
1357 | ||
1358 | r = dns_name_is_valid_or_address(w); | |
1359 | if (r <= 0) { | |
1360 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name or IP address, ignoring.", w); | |
1361 | continue; | |
af1c0de0 SS |
1362 | } |
1363 | ||
1364 | r = strv_push(l, w); | |
1365 | if (r < 0) | |
1366 | return log_oom(); | |
1367 | ||
1368 | w = NULL; | |
1369 | } | |
1370 | ||
1371 | return 0; | |
1372 | } | |
1373 | ||
1374 | int config_parse_dhcp_user_class( | |
1375 | const char *unit, | |
1376 | const char *filename, | |
1377 | unsigned line, | |
1378 | const char *section, | |
1379 | unsigned section_line, | |
1380 | const char *lvalue, | |
1381 | int ltype, | |
1382 | const char *rvalue, | |
1383 | void *data, | |
1384 | void *userdata) { | |
1385 | ||
1386 | char ***l = data; | |
1387 | int r; | |
1388 | ||
1389 | assert(l); | |
1390 | assert(lvalue); | |
1391 | assert(rvalue); | |
1392 | ||
1393 | if (isempty(rvalue)) { | |
1394 | *l = strv_free(*l); | |
1395 | return 0; | |
1396 | } | |
1397 | ||
1398 | for (;;) { | |
1399 | _cleanup_free_ char *w = NULL; | |
1400 | ||
1401 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1402 | if (r == -ENOMEM) | |
1403 | return log_oom(); | |
1404 | if (r < 0) { | |
1405 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to split user classes option, ignoring: %s", rvalue); | |
1406 | break; | |
1407 | } | |
1408 | if (r == 0) | |
1409 | break; | |
1410 | ||
1411 | if (strlen(w) > 255) { | |
1412 | log_syntax(unit, LOG_ERR, filename, line, r, "%s length is not in the range 1-255, ignoring.", w); | |
1413 | continue; | |
26575990 LP |
1414 | } |
1415 | ||
1416 | r = strv_push(l, w); | |
1417 | if (r < 0) | |
1418 | return log_oom(); | |
1419 | ||
1420 | w = NULL; | |
1421 | } | |
1422 | ||
1423 | return 0; | |
1424 | } | |
1425 | ||
d5fa3339 YW |
1426 | int config_parse_section_route_table( |
1427 | const char *unit, | |
1428 | const char *filename, | |
1429 | unsigned line, | |
1430 | const char *section, | |
1431 | unsigned section_line, | |
1432 | const char *lvalue, | |
1433 | int ltype, | |
1434 | const char *rvalue, | |
1435 | void *data, | |
1436 | void *userdata) { | |
1437 | ||
fc1ba79d | 1438 | Network *network = data; |
f594276b JK |
1439 | uint32_t rt; |
1440 | int r; | |
1441 | ||
1442 | assert(filename); | |
1443 | assert(lvalue); | |
1444 | assert(rvalue); | |
1445 | assert(data); | |
1446 | ||
1447 | r = safe_atou32(rvalue, &rt); | |
1448 | if (r < 0) { | |
1449 | log_syntax(unit, LOG_ERR, filename, line, r, | |
d5fa3339 | 1450 | "Failed to parse RouteTable=%s, ignoring assignment: %m", rvalue); |
f594276b JK |
1451 | return 0; |
1452 | } | |
1453 | ||
d5fa3339 YW |
1454 | if (streq_ptr(section, "DHCP")) { |
1455 | network->dhcp_route_table = rt; | |
1456 | network->dhcp_route_table_set = true; | |
1457 | } else { /* section is IPv6AcceptRA */ | |
1458 | network->ipv6_accept_ra_route_table = rt; | |
1459 | network->ipv6_accept_ra_route_table_set = true; | |
1460 | } | |
f594276b JK |
1461 | |
1462 | return 0; | |
1463 | } | |
1464 | ||
b2a81c0b LP |
1465 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, "Failed to parse DHCP use domains setting"); |
1466 | ||
1467 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
1468 | [DHCP_USE_DOMAINS_NO] = "no", | |
1469 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
1470 | [DHCP_USE_DOMAINS_YES] = "yes", | |
1471 | }; | |
1472 | ||
1473 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
34437b4f LP |
1474 | |
1475 | DEFINE_CONFIG_PARSE_ENUM(config_parse_lldp_mode, lldp_mode, LLDPMode, "Failed to parse LLDP= setting."); | |
1476 | ||
1477 | static const char* const lldp_mode_table[_LLDP_MODE_MAX] = { | |
1478 | [LLDP_MODE_NO] = "no", | |
1479 | [LLDP_MODE_YES] = "yes", | |
1480 | [LLDP_MODE_ROUTERS_ONLY] = "routers-only", | |
1481 | }; | |
1482 | ||
1483 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(lldp_mode, LLDPMode, LLDP_MODE_YES); | |
8217ed5e TH |
1484 | |
1485 | int config_parse_iaid(const char *unit, | |
1486 | const char *filename, | |
1487 | unsigned line, | |
1488 | const char *section, | |
1489 | unsigned section_line, | |
1490 | const char *lvalue, | |
1491 | int ltype, | |
1492 | const char *rvalue, | |
1493 | void *data, | |
1494 | void *userdata) { | |
1495 | Network *network = data; | |
1496 | uint32_t iaid; | |
1497 | int r; | |
1498 | ||
1499 | assert(filename); | |
1500 | assert(lvalue); | |
1501 | assert(rvalue); | |
1502 | assert(network); | |
1503 | ||
1504 | r = safe_atou32(rvalue, &iaid); | |
1505 | if (r < 0) { | |
1506 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1507 | "Unable to read IAID, ignoring assignment: %s", rvalue); | |
1508 | return 0; | |
1509 | } | |
1510 | ||
1511 | network->iaid = iaid; | |
1512 | network->iaid_set = true; | |
1513 | ||
1514 | return 0; | |
1515 | } |