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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, | |
209 | .ipv6_accept_ra_route_table = RT_TABLE_MAIN, | |
210 | }; | |
f579559b | 211 | |
23bb31aa ZJS |
212 | r = config_parse_many(filename, network_dirs, dropin_dirname, |
213 | "Match\0" | |
214 | "Link\0" | |
215 | "Network\0" | |
216 | "Address\0" | |
e4a71bf3 | 217 | "Neighbor\0" |
95b74ef6 | 218 | "IPv6AddressLabel\0" |
bce67bbe | 219 | "RoutingPolicyRule\0" |
23bb31aa ZJS |
220 | "Route\0" |
221 | "DHCP\0" | |
222 | "DHCPv4\0" /* compat */ | |
223 | "DHCPServer\0" | |
224 | "IPv6AcceptRA\0" | |
a0e5c15d | 225 | "IPv6NDPProxyAddress\0" |
23bb31aa ZJS |
226 | "Bridge\0" |
227 | "BridgeFDB\0" | |
9d5d0090 | 228 | "BridgeVLAN\0" |
7d5cac19 | 229 | "IPv6PrefixDelegation\0" |
06828bb6 HP |
230 | "IPv6Prefix\0" |
231 | "CAN\0", | |
23bb31aa | 232 | config_item_perf_lookup, network_network_gperf_lookup, |
bcde742e | 233 | CONFIG_PARSE_WARN, network); |
838b2f7a YW |
234 | if (r < 0) { |
235 | /* Unset manager here. Otherwise, LIST_REMOVE() in network_free() fails. */ | |
236 | network->manager = NULL; | |
f579559b | 237 | return r; |
838b2f7a | 238 | } |
f579559b | 239 | |
add8d07d | 240 | network_apply_anonymize_if_set(network); |
241 | ||
5a8bcb67 LP |
242 | /* IPMasquerade=yes implies IPForward=yes */ |
243 | if (network->ip_masquerade) | |
769d324c | 244 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 245 | |
7169cdc8 YW |
246 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
247 | log_warning("MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set in %s. " | |
248 | "Disabling UseMTU=.", filename); | |
249 | network->dhcp_use_mtu = false; | |
250 | } | |
251 | ||
f579559b | 252 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 253 | |
dbffab87 TG |
254 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
255 | if (r < 0) | |
256 | return r; | |
257 | ||
258 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
259 | if (r < 0) | |
260 | return r; | |
261 | ||
838b2f7a | 262 | LIST_FOREACH(routes, route, network->static_routes) |
b3070dc0 TG |
263 | if (!route->family) { |
264 | log_warning("Route section without Gateway field configured in %s. " | |
265 | "Ignoring", filename); | |
266 | return 0; | |
267 | } | |
b3070dc0 | 268 | |
838b2f7a | 269 | LIST_FOREACH(addresses, address, network->static_addresses) |
b3070dc0 TG |
270 | if (!address->family) { |
271 | log_warning("Address section without Address field configured in %s. " | |
272 | "Ignoring", filename); | |
273 | return 0; | |
274 | } | |
b3070dc0 | 275 | |
f579559b TG |
276 | network = NULL; |
277 | ||
278 | return 0; | |
279 | } | |
280 | ||
281 | int network_load(Manager *manager) { | |
282 | Network *network; | |
477e73b5 ZJS |
283 | _cleanup_strv_free_ char **files = NULL; |
284 | char **f; | |
f579559b TG |
285 | int r; |
286 | ||
287 | assert(manager); | |
288 | ||
289 | while ((network = manager->networks)) | |
290 | network_free(network); | |
291 | ||
b5084605 | 292 | r = conf_files_list_strv(&files, ".network", NULL, 0, network_dirs); |
f647962d MS |
293 | if (r < 0) |
294 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
295 | |
296 | STRV_FOREACH_BACKWARDS(f, files) { | |
297 | r = network_load_one(manager, *f); | |
298 | if (r < 0) | |
299 | return r; | |
300 | } | |
301 | ||
f579559b TG |
302 | return 0; |
303 | } | |
304 | ||
f579559b | 305 | void network_free(Network *network) { |
a0e5c15d | 306 | IPv6ProxyNDPAddress *ipv6_proxy_ndp_address; |
bce67bbe SS |
307 | RoutingPolicyRule *rule; |
308 | FdbEntry *fdb_entry; | |
e4a71bf3 | 309 | Neighbor *neighbor; |
95b74ef6 | 310 | AddressLabel *label; |
057abfd8 | 311 | Prefix *prefix; |
bce67bbe | 312 | Address *address; |
bce67bbe | 313 | Route *route; |
f579559b TG |
314 | |
315 | if (!network) | |
316 | return; | |
317 | ||
318 | free(network->filename); | |
319 | ||
e90d0374 | 320 | set_free_free(network->match_mac); |
5256e00e TG |
321 | strv_free(network->match_path); |
322 | strv_free(network->match_driver); | |
323 | strv_free(network->match_type); | |
324 | strv_free(network->match_name); | |
f579559b TG |
325 | |
326 | free(network->description); | |
edb85f0d | 327 | free(network->dhcp_vendor_class_identifier); |
af1c0de0 | 328 | strv_free(network->dhcp_user_class); |
27cb34f5 | 329 | free(network->dhcp_hostname); |
f579559b | 330 | |
c106cc36 TG |
331 | free(network->mac); |
332 | ||
b0e39c82 | 333 | strv_free(network->ntp); |
5512a963 | 334 | free(network->dns); |
3df9bec5 LP |
335 | strv_free(network->search_domains); |
336 | strv_free(network->route_domains); | |
0d4ad91d | 337 | strv_free(network->bind_carrier); |
cdd7812b | 338 | |
28c3428d | 339 | strv_free(network->router_search_domains); |
cdd7812b | 340 | free(network->router_dns); |
3bef724f | 341 | |
47e2dc31 | 342 | netdev_unref(network->bridge); |
47e2dc31 | 343 | netdev_unref(network->bond); |
6cb955c6 | 344 | netdev_unref(network->vrf); |
47e2dc31 | 345 | |
fa6f1e54 | 346 | hashmap_free_with_destructor(network->stacked_netdevs, netdev_unref); |
326cb406 | 347 | |
f048a16b | 348 | while ((route = network->static_routes)) |
f579559b TG |
349 | route_free(route); |
350 | ||
f048a16b | 351 | while ((address = network->static_addresses)) |
f579559b TG |
352 | address_free(address); |
353 | ||
b98b483b AR |
354 | while ((fdb_entry = network->static_fdb_entries)) |
355 | fdb_entry_free(fdb_entry); | |
356 | ||
a0e5c15d FK |
357 | while ((ipv6_proxy_ndp_address = network->ipv6_proxy_ndp_addresses)) |
358 | ipv6_proxy_ndp_address_free(ipv6_proxy_ndp_address); | |
359 | ||
e4a71bf3 WKI |
360 | while ((neighbor = network->neighbors)) |
361 | neighbor_free(neighbor); | |
362 | ||
95b74ef6 SS |
363 | while ((label = network->address_labels)) |
364 | address_label_free(label); | |
365 | ||
057abfd8 PF |
366 | while ((prefix = network->static_prefixes)) |
367 | prefix_free(prefix); | |
368 | ||
bce67bbe SS |
369 | while ((rule = network->rules)) |
370 | routing_policy_rule_free(rule); | |
371 | ||
6ae115c1 TG |
372 | hashmap_free(network->addresses_by_section); |
373 | hashmap_free(network->routes_by_section); | |
b98b483b | 374 | hashmap_free(network->fdb_entries_by_section); |
e4a71bf3 | 375 | hashmap_free(network->neighbors_by_section); |
95b74ef6 | 376 | hashmap_free(network->address_labels_by_section); |
057abfd8 | 377 | hashmap_free(network->prefixes_by_section); |
bce67bbe | 378 | hashmap_free(network->rules_by_section); |
6ae115c1 | 379 | |
dbffab87 TG |
380 | if (network->manager) { |
381 | if (network->manager->networks) | |
382 | LIST_REMOVE(networks, network->manager->networks, network); | |
383 | ||
e512c6c1 | 384 | if (network->manager->networks_by_name && network->name) |
dbffab87 | 385 | hashmap_remove(network->manager->networks_by_name, network->name); |
27dfc982 YW |
386 | |
387 | if (network->manager->duids_requesting_uuid) | |
388 | set_remove(network->manager->duids_requesting_uuid, &network->duid); | |
dbffab87 TG |
389 | } |
390 | ||
391 | free(network->name); | |
f579559b | 392 | |
79e16ce3 LP |
393 | condition_free_list(network->match_host); |
394 | condition_free_list(network->match_virt); | |
5022f08a LP |
395 | condition_free_list(network->match_kernel_cmdline); |
396 | condition_free_list(network->match_kernel_version); | |
79e16ce3 LP |
397 | condition_free_list(network->match_arch); |
398 | ||
8eb9058d | 399 | free(network->dhcp_server_timezone); |
1a04db0f LP |
400 | free(network->dhcp_server_dns); |
401 | free(network->dhcp_server_ntp); | |
8eb9058d | 402 | |
8a516214 LP |
403 | set_free_free(network->dnssec_negative_trust_anchors); |
404 | ||
f579559b TG |
405 | free(network); |
406 | } | |
407 | ||
dbffab87 TG |
408 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
409 | Network *network; | |
410 | ||
411 | assert(manager); | |
412 | assert(name); | |
413 | assert(ret); | |
414 | ||
415 | network = hashmap_get(manager->networks_by_name, name); | |
416 | if (!network) | |
417 | return -ENOENT; | |
418 | ||
419 | *ret = network; | |
420 | ||
421 | return 0; | |
422 | } | |
423 | ||
51517f9e | 424 | int network_get(Manager *manager, sd_device *device, |
505f8da7 TG |
425 | const char *ifname, const struct ether_addr *address, |
426 | Network **ret) { | |
24c083df | 427 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
51517f9e YW |
428 | sd_device *parent; |
429 | Network *network; | |
f579559b TG |
430 | |
431 | assert(manager); | |
f579559b | 432 | assert(ret); |
af3aa302 | 433 | |
24c083df | 434 | if (device) { |
51517f9e | 435 | (void) sd_device_get_property_value(device, "ID_PATH", &path); |
af3aa302 | 436 | |
51517f9e YW |
437 | if (sd_device_get_parent(device, &parent) >= 0) |
438 | (void) sd_device_get_driver(parent, &parent_driver); | |
af3aa302 | 439 | |
51517f9e | 440 | (void) sd_device_get_property_value(device, "ID_NET_DRIVER", &driver); |
af3aa302 | 441 | |
51517f9e | 442 | (void) sd_device_get_devtype(device, &devtype); |
24c083df | 443 | } |
f579559b | 444 | |
f579559b TG |
445 | LIST_FOREACH(networks, network, manager->networks) { |
446 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
447 | network->match_driver, network->match_type, |
448 | network->match_name, network->match_host, | |
5022f08a LP |
449 | network->match_virt, network->match_kernel_cmdline, |
450 | network->match_kernel_version, network->match_arch, | |
af3aa302 TG |
451 | address, path, parent_driver, driver, |
452 | devtype, ifname)) { | |
24c083df | 453 | if (network->match_name && device) { |
ca6038b8 TG |
454 | const char *attr; |
455 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
456 | ||
51517f9e | 457 | if (sd_device_get_sysattr_value(device, "name_assign_type", &attr) >= 0) |
dc751688 | 458 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
459 | |
460 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
461 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
462 | ifname, network->filename); | |
32bc8adc | 463 | else |
a2fae7bb | 464 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 465 | } else |
a2fae7bb | 466 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 467 | |
f579559b TG |
468 | *ret = network; |
469 | return 0; | |
470 | } | |
471 | } | |
472 | ||
473 | *ret = NULL; | |
474 | ||
475 | return -ENOENT; | |
476 | } | |
477 | ||
7d342c03 | 478 | int network_apply(Network *network, Link *link) { |
f579559b TG |
479 | int r; |
480 | ||
c4a03a56 TG |
481 | assert(network); |
482 | assert(link); | |
483 | ||
f579559b TG |
484 | link->network = network; |
485 | ||
bfa695b5 TG |
486 | if (network->ipv4ll_route) { |
487 | Route *route; | |
488 | ||
0b180d75 | 489 | r = route_new_static(network, NULL, 0, &route); |
bfa695b5 TG |
490 | if (r < 0) |
491 | return r; | |
492 | ||
2ce40956 | 493 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst.in); |
bfa695b5 TG |
494 | if (r == 0) |
495 | return -EINVAL; | |
496 | if (r < 0) | |
497 | return -errno; | |
498 | ||
499 | route->family = AF_INET; | |
500 | route->dst_prefixlen = 16; | |
501 | route->scope = RT_SCOPE_LINK; | |
86655331 | 502 | route->priority = IPV4LL_ROUTE_METRIC; |
bfa695b5 TG |
503 | route->protocol = RTPROT_STATIC; |
504 | } | |
505 | ||
5512a963 | 506 | if (network->n_dns > 0 || |
3df9bec5 LP |
507 | !strv_isempty(network->ntp) || |
508 | !strv_isempty(network->search_domains) || | |
2ad6b610 | 509 | !strv_isempty(network->route_domains)) |
84de38c5 | 510 | link_dirty(link); |
3bef724f | 511 | |
f579559b TG |
512 | return 0; |
513 | } | |
02b59d57 | 514 | |
439689c6 SS |
515 | bool network_has_static_ipv6_addresses(Network *network) { |
516 | Address *address; | |
517 | ||
518 | assert(network); | |
519 | ||
520 | LIST_FOREACH(addresses, address, network->static_addresses) { | |
521 | if (address->family == AF_INET6) | |
522 | return true; | |
523 | } | |
524 | ||
525 | return false; | |
526 | } | |
527 | ||
69a93e7d | 528 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
529 | const char *filename, |
530 | unsigned line, | |
531 | const char *section, | |
532 | unsigned section_line, | |
533 | const char *lvalue, | |
534 | int ltype, | |
535 | const char *rvalue, | |
536 | void *data, | |
537 | void *userdata) { | |
538 | Network *network = userdata; | |
31d0ac36 TG |
539 | _cleanup_free_ char *kind_string = NULL; |
540 | char *p; | |
1a436809 | 541 | NetDev *netdev; |
69a93e7d | 542 | NetDevKind kind; |
02b59d57 TG |
543 | int r; |
544 | ||
545 | assert(filename); | |
546 | assert(lvalue); | |
547 | assert(rvalue); | |
548 | assert(data); | |
549 | ||
69a93e7d TG |
550 | kind_string = strdup(lvalue); |
551 | if (!kind_string) | |
552 | return log_oom(); | |
52433f6b | 553 | |
69a93e7d TG |
554 | /* the keys are CamelCase versions of the kind */ |
555 | for (p = kind_string; *p; p++) | |
556 | *p = tolower(*p); | |
52433f6b | 557 | |
69a93e7d TG |
558 | kind = netdev_kind_from_string(kind_string); |
559 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 560 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
561 | return 0; |
562 | } | |
563 | ||
54abf461 TG |
564 | r = netdev_get(network->manager, rvalue, &netdev); |
565 | if (r < 0) { | |
12ca818f | 566 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
567 | return 0; |
568 | } | |
569 | ||
69a93e7d | 570 | if (netdev->kind != kind) { |
12ca818f | 571 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
572 | return 0; |
573 | } | |
574 | ||
69a93e7d TG |
575 | switch (kind) { |
576 | case NETDEV_KIND_BRIDGE: | |
25ed70f7 | 577 | network->bridge = netdev_unref(network->bridge); |
69a93e7d | 578 | network->bridge = netdev; |
54abf461 | 579 | |
69a93e7d TG |
580 | break; |
581 | case NETDEV_KIND_BOND: | |
25ed70f7 | 582 | network->bond = netdev_unref(network->bond); |
69a93e7d | 583 | network->bond = netdev; |
fe6b2d55 | 584 | |
6cb955c6 AR |
585 | break; |
586 | case NETDEV_KIND_VRF: | |
25ed70f7 | 587 | network->vrf = netdev_unref(network->vrf); |
6cb955c6 AR |
588 | network->vrf = netdev; |
589 | ||
69a93e7d TG |
590 | break; |
591 | case NETDEV_KIND_VLAN: | |
69a93e7d | 592 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 593 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 594 | case NETDEV_KIND_IPVLAN: |
326cb406 | 595 | case NETDEV_KIND_VXLAN: |
92c918b0 | 596 | case NETDEV_KIND_VCAN: |
3e570042 YW |
597 | r = hashmap_ensure_allocated(&network->stacked_netdevs, &string_hash_ops); |
598 | if (r < 0) | |
599 | return log_oom(); | |
600 | ||
6a0a2f86 | 601 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 602 | if (r < 0) { |
87ac8d99 | 603 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add NetDev '%s' to network: %m", rvalue); |
326cb406 SS |
604 | return 0; |
605 | } | |
606 | ||
69a93e7d TG |
607 | break; |
608 | default: | |
87ac8d99 | 609 | assert_not_reached("Cannot parse NetDev"); |
fe6b2d55 TG |
610 | } |
611 | ||
47e2dc31 TG |
612 | netdev_ref(netdev); |
613 | ||
fe6b2d55 TG |
614 | return 0; |
615 | } | |
7951dea2 | 616 | |
3df9bec5 LP |
617 | int config_parse_domains( |
618 | const char *unit, | |
619 | const char *filename, | |
620 | unsigned line, | |
621 | const char *section, | |
622 | unsigned section_line, | |
623 | const char *lvalue, | |
624 | int ltype, | |
625 | const char *rvalue, | |
626 | void *data, | |
627 | void *userdata) { | |
628 | ||
629 | const char *p; | |
630 | Network *n = data; | |
6192b846 TG |
631 | int r; |
632 | ||
3df9bec5 LP |
633 | assert(n); |
634 | assert(lvalue); | |
635 | assert(rvalue); | |
6192b846 | 636 | |
3df9bec5 LP |
637 | if (isempty(rvalue)) { |
638 | n->search_domains = strv_free(n->search_domains); | |
639 | n->route_domains = strv_free(n->route_domains); | |
640 | return 0; | |
641 | } | |
67272d15 | 642 | |
3df9bec5 LP |
643 | p = rvalue; |
644 | for (;;) { | |
645 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
646 | const char *domain; | |
647 | bool is_route; | |
648 | ||
649 | r = extract_first_word(&p, &w, NULL, 0); | |
650 | if (r < 0) { | |
651 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract search or route domain, ignoring: %s", rvalue); | |
652 | break; | |
653 | } | |
654 | if (r == 0) | |
655 | break; | |
656 | ||
657 | is_route = w[0] == '~'; | |
658 | domain = is_route ? w + 1 : w; | |
659 | ||
660 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
661 | /* If the root domain appears as is, or the special token "*" is found, we'll consider this as | |
662 | * routing domain, unconditionally. */ | |
663 | is_route = true; | |
664 | domain = "."; /* make sure we don't allow empty strings, thus write the root domain as "." */ | |
3df9bec5 | 665 | } else { |
7470cc4c | 666 | r = dns_name_normalize(domain, 0, &normalized); |
3df9bec5 LP |
667 | if (r < 0) { |
668 | log_syntax(unit, LOG_ERR, filename, line, r, "'%s' is not a valid domain name, ignoring.", domain); | |
669 | continue; | |
670 | } | |
671 | ||
672 | domain = normalized; | |
673 | ||
674 | if (is_localhost(domain)) { | |
675 | 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 | 676 | continue; |
3df9bec5 | 677 | } |
37de2509 | 678 | } |
40274ed6 | 679 | |
09451975 | 680 | if (is_route) |
3df9bec5 | 681 | r = strv_extend(&n->route_domains, domain); |
09451975 | 682 | else |
3df9bec5 | 683 | r = strv_extend(&n->search_domains, domain); |
09451975 LP |
684 | if (r < 0) |
685 | return log_oom(); | |
40274ed6 | 686 | } |
f15b6e5a | 687 | |
3df9bec5 LP |
688 | strv_uniq(n->route_domains); |
689 | strv_uniq(n->search_domains); | |
690 | ||
6192b846 TG |
691 | return 0; |
692 | } | |
693 | ||
7951dea2 SS |
694 | int config_parse_tunnel(const char *unit, |
695 | const char *filename, | |
696 | unsigned line, | |
697 | const char *section, | |
698 | unsigned section_line, | |
699 | const char *lvalue, | |
700 | int ltype, | |
701 | const char *rvalue, | |
702 | void *data, | |
703 | void *userdata) { | |
704 | Network *network = userdata; | |
705 | NetDev *netdev; | |
706 | int r; | |
707 | ||
708 | assert(filename); | |
709 | assert(lvalue); | |
710 | assert(rvalue); | |
711 | assert(data); | |
712 | ||
713 | r = netdev_get(network->manager, rvalue, &netdev); | |
714 | if (r < 0) { | |
6a7a4e4d | 715 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
716 | return 0; |
717 | } | |
718 | ||
d29ad81e ZJS |
719 | if (!IN_SET(netdev->kind, |
720 | NETDEV_KIND_IPIP, | |
721 | NETDEV_KIND_SIT, | |
722 | NETDEV_KIND_GRE, | |
723 | NETDEV_KIND_GRETAP, | |
724 | NETDEV_KIND_IP6GRE, | |
725 | NETDEV_KIND_IP6GRETAP, | |
726 | NETDEV_KIND_VTI, | |
727 | NETDEV_KIND_VTI6, | |
728 | NETDEV_KIND_IP6TNL)) { | |
12ca818f | 729 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
730 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
731 | return 0; | |
732 | } | |
733 | ||
3e570042 YW |
734 | r = hashmap_ensure_allocated(&network->stacked_netdevs, &string_hash_ops); |
735 | if (r < 0) | |
736 | return log_oom(); | |
737 | ||
6a0a2f86 TG |
738 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
739 | if (r < 0) { | |
6a7a4e4d | 740 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
741 | return 0; |
742 | } | |
743 | ||
744 | netdev_ref(netdev); | |
7951dea2 SS |
745 | |
746 | return 0; | |
747 | } | |
bd8f6538 | 748 | |
d0d6a4cd TG |
749 | int config_parse_ipv4ll( |
750 | const char* unit, | |
751 | const char *filename, | |
752 | unsigned line, | |
753 | const char *section, | |
754 | unsigned section_line, | |
755 | const char *lvalue, | |
756 | int ltype, | |
757 | const char *rvalue, | |
758 | void *data, | |
759 | void *userdata) { | |
760 | ||
761 | AddressFamilyBoolean *link_local = data; | |
762 | ||
763 | assert(filename); | |
764 | assert(lvalue); | |
765 | assert(rvalue); | |
766 | assert(data); | |
767 | ||
768 | /* Note that this is mostly like | |
769 | * config_parse_address_family_boolean(), except that it | |
770 | * applies only to IPv4 */ | |
771 | ||
5883ff60 | 772 | SET_FLAG(*link_local, ADDRESS_FAMILY_IPV4, parse_boolean(rvalue)); |
d0d6a4cd TG |
773 | |
774 | return 0; | |
775 | } | |
776 | ||
bd8f6538 TG |
777 | int config_parse_dhcp( |
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 | ||
cb9fc36a | 789 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
790 | |
791 | assert(filename); | |
792 | assert(lvalue); | |
793 | assert(rvalue); | |
794 | assert(data); | |
795 | ||
769d324c LP |
796 | /* Note that this is mostly like |
797 | * config_parse_address_family_boolean(), except that it | |
798 | * understands some old names for the enum values */ | |
799 | ||
cb9fc36a LP |
800 | s = address_family_boolean_from_string(rvalue); |
801 | if (s < 0) { | |
802 | ||
803 | /* Previously, we had a slightly different enum here, | |
804 | * support its values for compatbility. */ | |
805 | ||
806 | if (streq(rvalue, "none")) | |
807 | s = ADDRESS_FAMILY_NO; | |
808 | else if (streq(rvalue, "v4")) | |
809 | s = ADDRESS_FAMILY_IPV4; | |
810 | else if (streq(rvalue, "v6")) | |
811 | s = ADDRESS_FAMILY_IPV6; | |
812 | else if (streq(rvalue, "both")) | |
813 | s = ADDRESS_FAMILY_YES; | |
814 | else { | |
12ca818f | 815 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
816 | return 0; |
817 | } | |
bd8f6538 TG |
818 | } |
819 | ||
cb9fc36a | 820 | *dhcp = s; |
bd8f6538 TG |
821 | return 0; |
822 | } | |
823 | ||
3e43b2cd JJ |
824 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
825 | [DHCP_CLIENT_ID_MAC] = "mac", | |
dace710c YW |
826 | [DHCP_CLIENT_ID_DUID] = "duid", |
827 | [DHCP_CLIENT_ID_DUID_ONLY] = "duid-only", | |
3e43b2cd JJ |
828 | }; |
829 | ||
499d555a SS |
830 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DHCPClientIdentifier); |
831 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DHCPClientIdentifier, "Failed to parse client identifier type"); | |
3e43b2cd | 832 | |
60c35566 | 833 | int config_parse_ipv6token( |
7f77697a TG |
834 | const char* unit, |
835 | const char *filename, | |
836 | unsigned line, | |
837 | const char *section, | |
838 | unsigned section_line, | |
839 | const char *lvalue, | |
840 | int ltype, | |
841 | const char *rvalue, | |
842 | void *data, | |
843 | void *userdata) { | |
844 | ||
845 | union in_addr_union buffer; | |
846 | struct in6_addr *token = data; | |
847 | int r; | |
848 | ||
849 | assert(filename); | |
850 | assert(lvalue); | |
851 | assert(rvalue); | |
852 | assert(token); | |
853 | ||
854 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
855 | if (r < 0) { | |
6a7a4e4d | 856 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
857 | return 0; |
858 | } | |
859 | ||
860 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 861 | if (r != 0) { |
87ac8d99 | 862 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token cannot be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
863 | return 0; |
864 | } | |
865 | ||
866 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
87ac8d99 | 867 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token cannot be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
868 | return 0; |
869 | } | |
870 | ||
871 | *token = buffer.in6; | |
872 | ||
873 | return 0; | |
874 | } | |
8add5f79 | 875 | |
49092e22 | 876 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
877 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
878 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
879 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
880 | }; |
881 | ||
882 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
883 | ||
884 | int config_parse_ipv6_privacy_extensions( | |
885 | const char* unit, | |
886 | const char *filename, | |
887 | unsigned line, | |
888 | const char *section, | |
889 | unsigned section_line, | |
890 | const char *lvalue, | |
891 | int ltype, | |
892 | const char *rvalue, | |
893 | void *data, | |
894 | void *userdata) { | |
895 | ||
896 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
897 | int k; | |
898 | ||
899 | assert(filename); | |
900 | assert(lvalue); | |
901 | assert(rvalue); | |
902 | assert(ipv6_privacy_extensions); | |
903 | ||
904 | /* Our enum shall be a superset of booleans, hence first try | |
905 | * to parse as boolean, and then as enum */ | |
906 | ||
907 | k = parse_boolean(rvalue); | |
908 | if (k > 0) | |
1f0d9695 | 909 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 910 | else if (k == 0) |
1f0d9695 | 911 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 912 | else { |
1f0d9695 | 913 | IPv6PrivacyExtensions s; |
49092e22 SS |
914 | |
915 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
916 | if (s < 0) { |
917 | ||
918 | if (streq(rvalue, "kernel")) | |
919 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
920 | else { | |
12ca818f | 921 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
922 | return 0; |
923 | } | |
49092e22 SS |
924 | } |
925 | ||
926 | *ipv6_privacy_extensions = s; | |
927 | } | |
928 | ||
929 | return 0; | |
930 | } | |
a7d0ef44 | 931 | |
1ac608c9 LP |
932 | int config_parse_hostname( |
933 | const char *unit, | |
934 | const char *filename, | |
935 | unsigned line, | |
936 | const char *section, | |
937 | unsigned section_line, | |
938 | const char *lvalue, | |
939 | int ltype, | |
940 | const char *rvalue, | |
941 | void *data, | |
942 | void *userdata) { | |
943 | ||
6528693a YW |
944 | _cleanup_free_ char *hn = NULL; |
945 | char **hostname = data; | |
a7d0ef44 SS |
946 | int r; |
947 | ||
948 | assert(filename); | |
949 | assert(lvalue); | |
950 | assert(rvalue); | |
951 | ||
1ac608c9 | 952 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
953 | if (r < 0) |
954 | return r; | |
955 | ||
1ac608c9 | 956 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 957 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
958 | return 0; |
959 | } | |
960 | ||
6528693a YW |
961 | r = dns_name_is_valid(hn); |
962 | if (r < 0) { | |
963 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to check validity of hostname '%s', ignoring assignment: %m", rvalue); | |
964 | return 0; | |
965 | } | |
966 | if (r == 0) { | |
967 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not a valid DNS domain name, ignoring assignment: %s", rvalue); | |
968 | return 0; | |
969 | } | |
970 | ||
971 | return free_and_replace(*hostname, hn); | |
a7d0ef44 | 972 | } |
8eb9058d LP |
973 | |
974 | int config_parse_timezone( | |
975 | const char *unit, | |
976 | const char *filename, | |
977 | unsigned line, | |
978 | const char *section, | |
979 | unsigned section_line, | |
980 | const char *lvalue, | |
981 | int ltype, | |
982 | const char *rvalue, | |
983 | void *data, | |
984 | void *userdata) { | |
985 | ||
19f9e4e2 YW |
986 | _cleanup_free_ char *tz = NULL; |
987 | char **datap = data; | |
8eb9058d LP |
988 | int r; |
989 | ||
990 | assert(filename); | |
991 | assert(lvalue); | |
992 | assert(rvalue); | |
993 | ||
994 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
995 | if (r < 0) | |
996 | return r; | |
997 | ||
089fb865 | 998 | if (!timezone_is_valid(tz, LOG_ERR)) { |
12ca818f | 999 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
1000 | return 0; |
1001 | } | |
1002 | ||
19f9e4e2 | 1003 | return free_and_replace(*datap, tz); |
8eb9058d | 1004 | } |
1a04db0f LP |
1005 | |
1006 | int config_parse_dhcp_server_dns( | |
1007 | const char *unit, | |
1008 | const char *filename, | |
1009 | unsigned line, | |
1010 | const char *section, | |
1011 | unsigned section_line, | |
1012 | const char *lvalue, | |
1013 | int ltype, | |
1014 | const char *rvalue, | |
1015 | void *data, | |
1016 | void *userdata) { | |
1017 | ||
1018 | Network *n = data; | |
1019 | const char *p = rvalue; | |
1020 | int r; | |
1021 | ||
1022 | assert(filename); | |
1023 | assert(lvalue); | |
1024 | assert(rvalue); | |
1025 | ||
1026 | for (;;) { | |
1027 | _cleanup_free_ char *w = NULL; | |
1028 | struct in_addr a, *m; | |
1029 | ||
1030 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1031 | if (r == -ENOMEM) |
1032 | return log_oom(); | |
1a04db0f LP |
1033 | if (r < 0) { |
1034 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1035 | return 0; | |
1036 | } | |
1a04db0f | 1037 | if (r == 0) |
fa105ce6 | 1038 | break; |
1a04db0f LP |
1039 | |
1040 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1041 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
1042 | continue; |
1043 | } | |
1044 | ||
62d74c78 | 1045 | m = reallocarray(n->dhcp_server_dns, n->n_dhcp_server_dns + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1046 | if (!m) |
1047 | return log_oom(); | |
1048 | ||
1049 | m[n->n_dhcp_server_dns++] = a; | |
1050 | n->dhcp_server_dns = m; | |
1051 | } | |
fa105ce6 | 1052 | |
88295a05 PF |
1053 | return 0; |
1054 | } | |
1055 | ||
1056 | int config_parse_radv_dns( | |
1057 | const char *unit, | |
1058 | const char *filename, | |
1059 | unsigned line, | |
1060 | const char *section, | |
1061 | unsigned section_line, | |
1062 | const char *lvalue, | |
1063 | int ltype, | |
1064 | const char *rvalue, | |
1065 | void *data, | |
1066 | void *userdata) { | |
1067 | ||
1068 | Network *n = data; | |
1069 | const char *p = rvalue; | |
1070 | int r; | |
1071 | ||
1072 | assert(filename); | |
1073 | assert(lvalue); | |
1074 | assert(rvalue); | |
1075 | ||
1076 | for (;;) { | |
1077 | _cleanup_free_ char *w = NULL; | |
1078 | union in_addr_union a; | |
1079 | ||
1080 | r = extract_first_word(&p, &w, NULL, 0); | |
1081 | if (r == -ENOMEM) | |
1082 | return log_oom(); | |
1083 | if (r < 0) { | |
1084 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1085 | return 0; | |
1086 | } | |
1087 | if (r == 0) | |
1088 | break; | |
1089 | ||
1090 | if (in_addr_from_string(AF_INET6, w, &a) >= 0) { | |
1091 | struct in6_addr *m; | |
1092 | ||
62d74c78 | 1093 | m = reallocarray(n->router_dns, n->n_router_dns + 1, sizeof(struct in6_addr)); |
88295a05 PF |
1094 | if (!m) |
1095 | return log_oom(); | |
1096 | ||
1097 | m[n->n_router_dns++] = a.in6; | |
1098 | n->router_dns = m; | |
1099 | ||
1100 | } else | |
1101 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); | |
1102 | ||
1103 | } | |
1104 | ||
700f1186 PF |
1105 | return 0; |
1106 | } | |
1107 | ||
1108 | int config_parse_radv_search_domains( | |
1109 | const char *unit, | |
1110 | const char *filename, | |
1111 | unsigned line, | |
1112 | const char *section, | |
1113 | unsigned section_line, | |
1114 | const char *lvalue, | |
1115 | int ltype, | |
1116 | const char *rvalue, | |
1117 | void *data, | |
1118 | void *userdata) { | |
1119 | ||
1120 | Network *n = data; | |
1121 | const char *p = rvalue; | |
1122 | int r; | |
1123 | ||
1124 | assert(filename); | |
1125 | assert(lvalue); | |
1126 | assert(rvalue); | |
1127 | ||
1128 | for (;;) { | |
7a99f98b | 1129 | _cleanup_free_ char *w = NULL, *idna = NULL; |
700f1186 PF |
1130 | |
1131 | r = extract_first_word(&p, &w, NULL, 0); | |
1132 | if (r == -ENOMEM) | |
1133 | return log_oom(); | |
1134 | if (r < 0) { | |
1135 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
1136 | return 0; | |
1137 | } | |
1138 | if (r == 0) | |
1139 | break; | |
1140 | ||
1141 | r = dns_name_apply_idna(w, &idna); | |
7a99f98b YW |
1142 | if (r < 0) { |
1143 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to apply IDNA to domain name '%s', ignoring: %m", w); | |
1144 | continue; | |
1145 | } | |
700f1186 PF |
1146 | if (r > 0) { |
1147 | r = strv_push(&n->router_search_domains, idna); | |
1148 | if (r >= 0) | |
1149 | idna = NULL; | |
7a99f98b | 1150 | } else { |
700f1186 PF |
1151 | r = strv_push(&n->router_search_domains, w); |
1152 | if (r >= 0) | |
1153 | w = NULL; | |
1154 | } | |
1155 | } | |
1156 | ||
fa105ce6 | 1157 | return 0; |
1a04db0f LP |
1158 | } |
1159 | ||
1160 | int config_parse_dhcp_server_ntp( | |
1161 | const char *unit, | |
1162 | const char *filename, | |
1163 | unsigned line, | |
1164 | const char *section, | |
1165 | unsigned section_line, | |
1166 | const char *lvalue, | |
1167 | int ltype, | |
1168 | const char *rvalue, | |
1169 | void *data, | |
1170 | void *userdata) { | |
1171 | ||
1172 | Network *n = data; | |
1173 | const char *p = rvalue; | |
1174 | int r; | |
1175 | ||
1176 | assert(filename); | |
1177 | assert(lvalue); | |
1178 | assert(rvalue); | |
1179 | ||
1180 | for (;;) { | |
1181 | _cleanup_free_ char *w = NULL; | |
1182 | struct in_addr a, *m; | |
1183 | ||
1184 | r = extract_first_word(&p, &w, NULL, 0); | |
fa105ce6 LP |
1185 | if (r == -ENOMEM) |
1186 | return log_oom(); | |
1a04db0f | 1187 | if (r < 0) { |
12ca818f | 1188 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
1189 | return 0; |
1190 | } | |
1a04db0f LP |
1191 | if (r == 0) |
1192 | return 0; | |
1193 | ||
1194 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 1195 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
1196 | continue; |
1197 | } | |
1198 | ||
62d74c78 | 1199 | m = reallocarray(n->dhcp_server_ntp, n->n_dhcp_server_ntp + 1, sizeof(struct in_addr)); |
1a04db0f LP |
1200 | if (!m) |
1201 | return log_oom(); | |
1202 | ||
1203 | m[n->n_dhcp_server_ntp++] = a; | |
1204 | n->dhcp_server_ntp = m; | |
1205 | } | |
1206 | } | |
8a516214 | 1207 | |
53253824 SS |
1208 | int config_parse_dns( |
1209 | const char *unit, | |
1210 | const char *filename, | |
1211 | unsigned line, | |
1212 | const char *section, | |
1213 | unsigned section_line, | |
1214 | const char *lvalue, | |
1215 | int ltype, | |
1216 | const char *rvalue, | |
1217 | void *data, | |
1218 | void *userdata) { | |
1219 | ||
1220 | Network *n = userdata; | |
1221 | int r; | |
1222 | ||
1223 | assert(filename); | |
1224 | assert(lvalue); | |
1225 | assert(rvalue); | |
1226 | ||
1227 | for (;;) { | |
1228 | _cleanup_free_ char *w = NULL; | |
1229 | union in_addr_union a; | |
5512a963 | 1230 | struct in_addr_data *m; |
53253824 SS |
1231 | int family; |
1232 | ||
5512a963 | 1233 | r = extract_first_word(&rvalue, &w, NULL, 0); |
53253824 SS |
1234 | if (r == -ENOMEM) |
1235 | return log_oom(); | |
1236 | if (r < 0) { | |
1237 | log_syntax(unit, LOG_ERR, filename, line, r, "Invalid syntax, ignoring: %s", rvalue); | |
1238 | break; | |
1239 | } | |
5512a963 LP |
1240 | if (r == 0) |
1241 | break; | |
53253824 SS |
1242 | |
1243 | r = in_addr_from_string_auto(w, &family, &a); | |
1244 | if (r < 0) { | |
5512a963 | 1245 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse dns server address, ignoring: %s", w); |
53253824 SS |
1246 | continue; |
1247 | } | |
1248 | ||
62d74c78 | 1249 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_data)); |
5512a963 | 1250 | if (!m) |
53253824 SS |
1251 | return log_oom(); |
1252 | ||
5512a963 LP |
1253 | m[n->n_dns++] = (struct in_addr_data) { |
1254 | .family = family, | |
1255 | .address = a, | |
1256 | }; | |
1257 | ||
1258 | n->dns = m; | |
53253824 SS |
1259 | } |
1260 | ||
1261 | return 0; | |
1262 | } | |
1263 | ||
8a516214 LP |
1264 | int config_parse_dnssec_negative_trust_anchors( |
1265 | const char *unit, | |
1266 | const char *filename, | |
1267 | unsigned line, | |
1268 | const char *section, | |
1269 | unsigned section_line, | |
1270 | const char *lvalue, | |
1271 | int ltype, | |
1272 | const char *rvalue, | |
1273 | void *data, | |
1274 | void *userdata) { | |
1275 | ||
1276 | const char *p = rvalue; | |
1277 | Network *n = data; | |
1278 | int r; | |
1279 | ||
3df9bec5 | 1280 | assert(n); |
8a516214 LP |
1281 | assert(lvalue); |
1282 | assert(rvalue); | |
1283 | ||
1284 | if (isempty(rvalue)) { | |
1285 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1286 | return 0; | |
1287 | } | |
1288 | ||
1289 | for (;;) { | |
1290 | _cleanup_free_ char *w = NULL; | |
1291 | ||
1292 | r = extract_first_word(&p, &w, NULL, 0); | |
1293 | if (r < 0) { | |
1294 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
1295 | break; | |
1296 | } | |
1297 | if (r == 0) | |
1298 | break; | |
1299 | ||
1300 | r = dns_name_is_valid(w); | |
1301 | if (r <= 0) { | |
1302 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w); | |
1303 | continue; | |
1304 | } | |
1305 | ||
cbbf38ae LP |
1306 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1307 | if (r < 0) | |
1308 | return log_oom(); | |
1309 | ||
8a516214 LP |
1310 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1311 | if (r < 0) | |
1312 | return log_oom(); | |
1313 | if (r > 0) | |
1314 | w = NULL; | |
1315 | } | |
1316 | ||
1317 | return 0; | |
1318 | } | |
b2a81c0b | 1319 | |
26575990 LP |
1320 | int config_parse_ntp( |
1321 | const char *unit, | |
1322 | const char *filename, | |
1323 | unsigned line, | |
1324 | const char *section, | |
1325 | unsigned section_line, | |
1326 | const char *lvalue, | |
1327 | int ltype, | |
1328 | const char *rvalue, | |
1329 | void *data, | |
1330 | void *userdata) { | |
1331 | ||
1332 | char ***l = data; | |
1333 | int r; | |
1334 | ||
1335 | assert(l); | |
1336 | assert(lvalue); | |
1337 | assert(rvalue); | |
1338 | ||
1339 | if (isempty(rvalue)) { | |
1340 | *l = strv_free(*l); | |
1341 | return 0; | |
1342 | } | |
1343 | ||
1344 | for (;;) { | |
1345 | _cleanup_free_ char *w = NULL; | |
1346 | ||
1347 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1348 | if (r == -ENOMEM) | |
1349 | return log_oom(); | |
1350 | if (r < 0) { | |
1351 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract NTP server name, ignoring: %s", rvalue); | |
1352 | break; | |
1353 | } | |
1354 | if (r == 0) | |
1355 | break; | |
1356 | ||
1357 | r = dns_name_is_valid_or_address(w); | |
1358 | if (r <= 0) { | |
1359 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name or IP address, ignoring.", w); | |
1360 | continue; | |
af1c0de0 SS |
1361 | } |
1362 | ||
1363 | r = strv_push(l, w); | |
1364 | if (r < 0) | |
1365 | return log_oom(); | |
1366 | ||
1367 | w = NULL; | |
1368 | } | |
1369 | ||
1370 | return 0; | |
1371 | } | |
1372 | ||
1373 | int config_parse_dhcp_user_class( | |
1374 | const char *unit, | |
1375 | const char *filename, | |
1376 | unsigned line, | |
1377 | const char *section, | |
1378 | unsigned section_line, | |
1379 | const char *lvalue, | |
1380 | int ltype, | |
1381 | const char *rvalue, | |
1382 | void *data, | |
1383 | void *userdata) { | |
1384 | ||
1385 | char ***l = data; | |
1386 | int r; | |
1387 | ||
1388 | assert(l); | |
1389 | assert(lvalue); | |
1390 | assert(rvalue); | |
1391 | ||
1392 | if (isempty(rvalue)) { | |
1393 | *l = strv_free(*l); | |
1394 | return 0; | |
1395 | } | |
1396 | ||
1397 | for (;;) { | |
1398 | _cleanup_free_ char *w = NULL; | |
1399 | ||
1400 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1401 | if (r == -ENOMEM) | |
1402 | return log_oom(); | |
1403 | if (r < 0) { | |
1404 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to split user classes option, ignoring: %s", rvalue); | |
1405 | break; | |
1406 | } | |
1407 | if (r == 0) | |
1408 | break; | |
1409 | ||
1410 | if (strlen(w) > 255) { | |
1411 | log_syntax(unit, LOG_ERR, filename, line, r, "%s length is not in the range 1-255, ignoring.", w); | |
1412 | continue; | |
26575990 LP |
1413 | } |
1414 | ||
1415 | r = strv_push(l, w); | |
1416 | if (r < 0) | |
1417 | return log_oom(); | |
1418 | ||
1419 | w = NULL; | |
1420 | } | |
1421 | ||
1422 | return 0; | |
1423 | } | |
1424 | ||
f594276b JK |
1425 | int config_parse_dhcp_route_table(const char *unit, |
1426 | const char *filename, | |
1427 | unsigned line, | |
1428 | const char *section, | |
1429 | unsigned section_line, | |
1430 | const char *lvalue, | |
1431 | int ltype, | |
1432 | const char *rvalue, | |
1433 | void *data, | |
1434 | void *userdata) { | |
fc1ba79d | 1435 | Network *network = data; |
f594276b JK |
1436 | uint32_t rt; |
1437 | int r; | |
1438 | ||
1439 | assert(filename); | |
1440 | assert(lvalue); | |
1441 | assert(rvalue); | |
1442 | assert(data); | |
1443 | ||
1444 | r = safe_atou32(rvalue, &rt); | |
1445 | if (r < 0) { | |
1446 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1447 | "Unable to read RouteTable, ignoring assignment: %s", rvalue); | |
1448 | return 0; | |
1449 | } | |
1450 | ||
fc1ba79d AR |
1451 | network->dhcp_route_table = rt; |
1452 | network->dhcp_route_table_set = true; | |
f594276b JK |
1453 | |
1454 | return 0; | |
1455 | } | |
1456 | ||
b2a81c0b LP |
1457 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, "Failed to parse DHCP use domains setting"); |
1458 | ||
1459 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
1460 | [DHCP_USE_DOMAINS_NO] = "no", | |
1461 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
1462 | [DHCP_USE_DOMAINS_YES] = "yes", | |
1463 | }; | |
1464 | ||
1465 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
34437b4f LP |
1466 | |
1467 | DEFINE_CONFIG_PARSE_ENUM(config_parse_lldp_mode, lldp_mode, LLDPMode, "Failed to parse LLDP= setting."); | |
1468 | ||
1469 | static const char* const lldp_mode_table[_LLDP_MODE_MAX] = { | |
1470 | [LLDP_MODE_NO] = "no", | |
1471 | [LLDP_MODE_YES] = "yes", | |
1472 | [LLDP_MODE_ROUTERS_ONLY] = "routers-only", | |
1473 | }; | |
1474 | ||
1475 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(lldp_mode, LLDPMode, LLDP_MODE_YES); | |
8217ed5e TH |
1476 | |
1477 | int config_parse_iaid(const char *unit, | |
1478 | const char *filename, | |
1479 | unsigned line, | |
1480 | const char *section, | |
1481 | unsigned section_line, | |
1482 | const char *lvalue, | |
1483 | int ltype, | |
1484 | const char *rvalue, | |
1485 | void *data, | |
1486 | void *userdata) { | |
1487 | Network *network = data; | |
1488 | uint32_t iaid; | |
1489 | int r; | |
1490 | ||
1491 | assert(filename); | |
1492 | assert(lvalue); | |
1493 | assert(rvalue); | |
1494 | assert(network); | |
1495 | ||
1496 | r = safe_atou32(rvalue, &iaid); | |
1497 | if (r < 0) { | |
1498 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1499 | "Unable to read IAID, ignoring assignment: %s", rvalue); | |
1500 | return 0; | |
1501 | } | |
1502 | ||
1503 | network->iaid = iaid; | |
1504 | network->iaid_set = true; | |
1505 | ||
1506 | return 0; | |
1507 | } |