]>
Commit | Line | Data |
---|---|---|
53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
f579559b | 2 | |
9aa5d8ba YW |
3 | #include <net/if.h> |
4 | #include <netinet/in.h> | |
01234e1f | 5 | #include <linux/netdevice.h> |
69a93e7d | 6 | |
b5efdb8a | 7 | #include "alloc-util.h" |
f579559b TG |
8 | #include "conf-files.h" |
9 | #include "conf-parser.h" | |
37de2509 | 10 | #include "dns-domain.h" |
3ffd4af2 | 11 | #include "fd-util.h" |
07630cea | 12 | #include "hostname-util.h" |
88295a05 | 13 | #include "in-addr-util.h" |
564ca984 | 14 | #include "networkd-dhcp-server.h" |
fc2f9534 | 15 | #include "network-internal.h" |
23f53b99 | 16 | #include "networkd-manager.h" |
3ffd4af2 | 17 | #include "networkd-network.h" |
6bedfcbb | 18 | #include "parse-util.h" |
8a516214 | 19 | #include "set.h" |
cebe1257 | 20 | #include "socket-util.h" |
8fcde012 | 21 | #include "stat-util.h" |
8b43440b | 22 | #include "string-table.h" |
07630cea | 23 | #include "string-util.h" |
700f1186 | 24 | #include "strv.h" |
07630cea | 25 | #include "util.h" |
f579559b | 26 | |
c448459d ZJS |
27 | /* Let's assume that anything above this number is a user misconfiguration. */ |
28 | #define MAX_NTP_SERVERS 128 | |
29 | ||
add8d07d | 30 | /* Set defaults following RFC7844 */ |
31 | void network_apply_anonymize_if_set(Network *network) { | |
32 | if (!network->dhcp_anonymize) | |
33 | return; | |
34 | /* RFC7844 3.7 | |
35 | SHOULD NOT send the Host Name option */ | |
36 | network->dhcp_send_hostname = false; | |
37 | /* RFC7844 section 3.: | |
38 | MAY contain the Client Identifier option | |
39 | Section 3.5: | |
40 | clients MUST use client identifiers based solely | |
41 | on the link-layer address */ | |
42 | /* NOTE: Using MAC, as it does not reveal extra information, | |
43 | * and some servers might not answer if this option is not sent */ | |
44 | network->dhcp_client_identifier = DHCP_CLIENT_ID_MAC; | |
45 | /* RFC 7844 3.10: | |
46 | SHOULD NOT use the Vendor Class Identifier option */ | |
727ba17f | 47 | network->dhcp_vendor_class_identifier = mfree(network->dhcp_vendor_class_identifier); |
add8d07d | 48 | /* RFC7844 section 3.6.: |
49 | The client intending to protect its privacy SHOULD only request a | |
50 | minimal number of options in the PRL and SHOULD also randomly shuffle | |
51 | the ordering of option codes in the PRL. If this random ordering | |
52 | cannot be implemented, the client MAY order the option codes in the | |
53 | PRL by option code number (lowest to highest). | |
54 | */ | |
55 | /* NOTE: dhcp_use_mtu is false by default, | |
56 | * though it was not initiallized to any value in network_load_one. | |
57 | * Maybe there should be another var called *send*? | |
58 | * (to use the MTU sent by the server but to do not send | |
59 | * the option in the PRL). */ | |
60 | network->dhcp_use_mtu = false; | |
28522b0d | 61 | /* NOTE: when Anonymize=yes, the PRL route options are sent by default, |
62 | * but this is needed to use them. */ | |
63 | network->dhcp_use_routes = true; | |
add8d07d | 64 | /* RFC7844 section 3.6. |
65 | * same comments as previous option */ | |
66 | network->dhcp_use_timezone = false; | |
67 | } | |
68 | ||
cebe1257 YW |
69 | static int network_resolve_netdev_one(Network *network, const char *name, NetDevKind kind, NetDev **ret_netdev) { |
70 | const char *kind_string; | |
71 | NetDev *netdev; | |
72 | int r; | |
73 | ||
96db6412 YW |
74 | /* For test-networkd-conf, the check must be earlier than the assertions. */ |
75 | if (!name) | |
76 | return 0; | |
77 | ||
cebe1257 YW |
78 | assert(network); |
79 | assert(network->manager); | |
80 | assert(network->filename); | |
81 | assert(ret_netdev); | |
82 | ||
cebe1257 YW |
83 | if (kind == _NETDEV_KIND_TUNNEL) |
84 | kind_string = "tunnel"; | |
85 | else { | |
86 | kind_string = netdev_kind_to_string(kind); | |
87 | if (!kind_string) | |
88 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
89 | "%s: Invalid NetDev kind of %s, ignoring assignment.", | |
90 | network->filename, name); | |
91 | } | |
92 | ||
93 | r = netdev_get(network->manager, name, &netdev); | |
94 | if (r < 0) | |
95 | return log_error_errno(r, "%s: %s NetDev could not be found, ignoring assignment.", | |
96 | network->filename, name); | |
97 | ||
98 | if (netdev->kind != kind && !(kind == _NETDEV_KIND_TUNNEL && | |
99 | IN_SET(netdev->kind, | |
100 | NETDEV_KIND_IPIP, | |
101 | NETDEV_KIND_SIT, | |
102 | NETDEV_KIND_GRE, | |
103 | NETDEV_KIND_GRETAP, | |
104 | NETDEV_KIND_IP6GRE, | |
105 | NETDEV_KIND_IP6GRETAP, | |
106 | NETDEV_KIND_VTI, | |
107 | NETDEV_KIND_VTI6, | |
9282f75b YW |
108 | NETDEV_KIND_IP6TNL, |
109 | NETDEV_KIND_ERSPAN))) | |
cebe1257 YW |
110 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
111 | "%s: NetDev %s is not a %s, ignoring assignment", | |
112 | network->filename, name, kind_string); | |
113 | ||
114 | *ret_netdev = netdev_ref(netdev); | |
115 | return 1; | |
116 | } | |
117 | ||
118 | static int network_resolve_stacked_netdevs(Network *network) { | |
119 | void *name, *kind; | |
120 | Iterator i; | |
121 | int r; | |
122 | ||
123 | assert(network); | |
124 | ||
125 | HASHMAP_FOREACH_KEY(kind, name, network->stacked_netdev_names, i) { | |
126 | _cleanup_(netdev_unrefp) NetDev *netdev = NULL; | |
127 | ||
128 | r = network_resolve_netdev_one(network, name, PTR_TO_INT(kind), &netdev); | |
129 | if (r <= 0) | |
130 | continue; | |
131 | ||
132 | r = hashmap_ensure_allocated(&network->stacked_netdevs, &string_hash_ops); | |
133 | if (r < 0) | |
134 | return log_oom(); | |
135 | ||
136 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); | |
137 | if (r < 0) | |
138 | return log_error_errno(r, "%s: Failed to add NetDev '%s' to network: %m", | |
139 | network->filename, (const char *) name); | |
140 | ||
141 | netdev = NULL; | |
142 | } | |
143 | ||
144 | return 0; | |
145 | } | |
146 | ||
96db6412 | 147 | int network_verify(Network *network) { |
95081e08 | 148 | RoutePrefix *route_prefix, *route_prefix_next; |
564ca984 | 149 | RoutingPolicyRule *rule, *rule_next; |
fcbf4cb7 YW |
150 | Neighbor *neighbor, *neighbor_next; |
151 | AddressLabel *label, *label_next; | |
c16c7808 | 152 | NextHop *nexthop, *nextnop_next; |
564ca984 SS |
153 | Address *address, *address_next; |
154 | Prefix *prefix, *prefix_next; | |
155 | Route *route, *route_next; | |
156 | FdbEntry *fdb, *fdb_next; | |
edc54f2f | 157 | QDisc *qdisc; |
8efb93f0 | 158 | Iterator i; |
0321cea7 YW |
159 | |
160 | assert(network); | |
161 | assert(network->filename); | |
162 | ||
4bb7cc82 YW |
163 | if (set_isempty(network->match_mac) && set_isempty(network->match_permanent_mac) && |
164 | strv_isempty(network->match_path) && strv_isempty(network->match_driver) && | |
165 | strv_isempty(network->match_type) && strv_isempty(network->match_name) && | |
166 | strv_isempty(network->match_property) && strv_isempty(network->match_ssid) && !network->conditions) | |
dade7349 ZJS |
167 | return log_warning_errno(SYNTHETIC_ERRNO(EINVAL), |
168 | "%s: No valid settings found in the [Match] section, ignoring file. " | |
169 | "To match all interfaces, add Name=* in the [Match] section.", | |
170 | network->filename); | |
84ea567e | 171 | |
cebe1257 | 172 | /* skip out early if configuration does not match the environment */ |
c4f58dea | 173 | if (!condition_test_list(network->conditions, NULL, NULL, NULL)) |
cebe1257 | 174 | return log_debug_errno(SYNTHETIC_ERRNO(EINVAL), |
3772cfde ZJS |
175 | "%s: Conditions in the file do not match the system environment, skipping.", |
176 | network->filename); | |
cebe1257 YW |
177 | |
178 | (void) network_resolve_netdev_one(network, network->bond_name, NETDEV_KIND_BOND, &network->bond); | |
179 | (void) network_resolve_netdev_one(network, network->bridge_name, NETDEV_KIND_BRIDGE, &network->bridge); | |
180 | (void) network_resolve_netdev_one(network, network->vrf_name, NETDEV_KIND_VRF, &network->vrf); | |
181 | (void) network_resolve_stacked_netdevs(network); | |
182 | ||
183 | /* Free unnecessary entries. */ | |
184 | network->bond_name = mfree(network->bond_name); | |
185 | network->bridge_name = mfree(network->bridge_name); | |
186 | network->vrf_name = mfree(network->vrf_name); | |
187 | network->stacked_netdev_names = hashmap_free_free_key(network->stacked_netdev_names); | |
188 | ||
0321cea7 YW |
189 | if (network->bond) { |
190 | /* Bonding slave does not support addressing. */ | |
191 | if (network->ipv6_accept_ra > 0) { | |
ab24039f ZJS |
192 | log_warning("%s: Cannot enable IPv6AcceptRA= when Bond= is specified, disabling IPv6AcceptRA=.", |
193 | network->filename); | |
0321cea7 YW |
194 | network->ipv6_accept_ra = 0; |
195 | } | |
196 | if (network->link_local >= 0 && network->link_local != ADDRESS_FAMILY_NO) { | |
ab24039f ZJS |
197 | log_warning("%s: Cannot enable LinkLocalAddressing= when Bond= is specified, disabling LinkLocalAddressing=.", |
198 | network->filename); | |
0321cea7 YW |
199 | network->link_local = ADDRESS_FAMILY_NO; |
200 | } | |
201 | if (network->dhcp != ADDRESS_FAMILY_NO) { | |
ab24039f ZJS |
202 | log_warning("%s: Cannot enable DHCP= when Bond= is specified, disabling DHCP=.", |
203 | network->filename); | |
0321cea7 YW |
204 | network->dhcp = ADDRESS_FAMILY_NO; |
205 | } | |
206 | if (network->dhcp_server) { | |
ab24039f ZJS |
207 | log_warning("%s: Cannot enable DHCPServer= when Bond= is specified, disabling DHCPServer=.", |
208 | network->filename); | |
0321cea7 YW |
209 | network->dhcp_server = false; |
210 | } | |
211 | if (network->n_static_addresses > 0) { | |
ab24039f ZJS |
212 | log_warning("%s: Cannot set addresses when Bond= is specified, ignoring addresses.", |
213 | network->filename); | |
0321cea7 YW |
214 | while ((address = network->static_addresses)) |
215 | address_free(address); | |
216 | } | |
217 | if (network->n_static_routes > 0) { | |
ab24039f ZJS |
218 | log_warning("%s: Cannot set routes when Bond= is specified, ignoring routes.", |
219 | network->filename); | |
0321cea7 YW |
220 | while ((route = network->static_routes)) |
221 | route_free(route); | |
222 | } | |
223 | } | |
224 | ||
225 | if (network->link_local < 0) | |
8f191801 YW |
226 | network->link_local = network->bridge ? ADDRESS_FAMILY_NO : ADDRESS_FAMILY_IPV6; |
227 | ||
44013aa4 YW |
228 | if (!FLAGS_SET(network->link_local, ADDRESS_FAMILY_IPV6)) { |
229 | if (network->ipv6_accept_ra > 0) { | |
230 | log_warning("%s: IPv6AcceptRA= is enabled by the .network file but IPv6 link local addressing is disabled. " | |
231 | "Disabling IPv6AcceptRA=.", network->filename); | |
232 | network->ipv6_accept_ra = false; | |
233 | } | |
234 | ||
235 | if (FLAGS_SET(network->dhcp, ADDRESS_FAMILY_IPV6)) { | |
236 | log_warning("%s: DHCPv6 client is enabled by the .network file but IPv6 link local addressing is disabled. " | |
237 | "Disabling DHCPv6 client.", network->filename); | |
238 | SET_FLAG(network->dhcp, ADDRESS_FAMILY_IPV6, false); | |
239 | } | |
240 | ||
241 | if (network->router_prefix_delegation != RADV_PREFIX_DELEGATION_NONE) { | |
242 | log_warning("%s: IPv6PrefixDelegation= is enabled but IPv6 link local addressing is disabled. " | |
243 | "Disabling IPv6PrefixDelegation=.", network->filename); | |
244 | network->router_prefix_delegation = RADV_PREFIX_DELEGATION_NONE; | |
245 | } | |
246 | } | |
247 | ||
29e81083 YW |
248 | if (FLAGS_SET(network->link_local, ADDRESS_FAMILY_FALLBACK_IPV4) && |
249 | !FLAGS_SET(network->dhcp, ADDRESS_FAMILY_IPV4)) { | |
250 | log_warning("%s: fallback assignment of IPv4 link local address is enabled but DHCPv4 is disabled. " | |
251 | "Disabling the fallback assignment.", network->filename); | |
252 | SET_FLAG(network->link_local, ADDRESS_FAMILY_FALLBACK_IPV4, false); | |
253 | } | |
254 | ||
8f191801 YW |
255 | if (network->ipv6_accept_ra < 0 && network->bridge) |
256 | network->ipv6_accept_ra = false; | |
0321cea7 YW |
257 | |
258 | /* IPMasquerade=yes implies IPForward=yes */ | |
259 | if (network->ip_masquerade) | |
260 | network->ip_forward |= ADDRESS_FAMILY_IPV4; | |
261 | ||
933c70a0 | 262 | if (network->mtu > 0 && network->dhcp_use_mtu) { |
0321cea7 YW |
263 | log_warning("%s: MTUBytes= in [Link] section and UseMTU= in [DHCP] section are set. " |
264 | "Disabling UseMTU=.", network->filename); | |
265 | network->dhcp_use_mtu = false; | |
266 | } | |
267 | ||
7da377ef SS |
268 | if (network->dhcp_critical >= 0) { |
269 | if (network->keep_configuration >= 0) | |
270 | log_warning("%s: Both KeepConfiguration= and deprecated CriticalConnection= are set. " | |
271 | "Ignoring CriticalConnection=.", network->filename); | |
272 | else if (network->dhcp_critical) | |
273 | /* CriticalConnection=yes also preserve foreign static configurations. */ | |
274 | network->keep_configuration = KEEP_CONFIGURATION_YES; | |
275 | else | |
80060352 | 276 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef SS |
277 | } |
278 | ||
279 | if (network->keep_configuration < 0) | |
80060352 | 280 | network->keep_configuration = KEEP_CONFIGURATION_NO; |
7da377ef | 281 | |
4bec2f23 | 282 | LIST_FOREACH_SAFE(addresses, address, address_next, network->static_addresses) |
fcbf4cb7 | 283 | if (address_section_verify(address) < 0) |
4bec2f23 | 284 | address_free(address); |
4bec2f23 | 285 | |
fcbf4cb7 YW |
286 | LIST_FOREACH_SAFE(routes, route, route_next, network->static_routes) |
287 | if (route_section_verify(route, network) < 0) | |
4bec2f23 | 288 | route_free(route); |
0321cea7 | 289 | |
c16c7808 SS |
290 | LIST_FOREACH_SAFE(nexthops, nexthop, nextnop_next, network->static_nexthops) |
291 | if (nexthop_section_verify(nexthop) < 0) | |
292 | nexthop_free(nexthop); | |
293 | ||
fcbf4cb7 YW |
294 | LIST_FOREACH_SAFE(static_fdb_entries, fdb, fdb_next, network->static_fdb_entries) |
295 | if (section_is_invalid(fdb->section)) | |
296 | fdb_entry_free(fdb); | |
297 | ||
298 | LIST_FOREACH_SAFE(neighbors, neighbor, neighbor_next, network->neighbors) | |
044d4b40 | 299 | if (neighbor_section_verify(neighbor) < 0) |
fcbf4cb7 YW |
300 | neighbor_free(neighbor); |
301 | ||
302 | LIST_FOREACH_SAFE(labels, label, label_next, network->address_labels) | |
303 | if (section_is_invalid(label->section)) | |
304 | address_label_free(label); | |
305 | ||
306 | LIST_FOREACH_SAFE(prefixes, prefix, prefix_next, network->static_prefixes) | |
307 | if (section_is_invalid(prefix->section)) | |
308 | prefix_free(prefix); | |
309 | ||
95081e08 YW |
310 | LIST_FOREACH_SAFE(route_prefixes, route_prefix, route_prefix_next, network->static_route_prefixes) |
311 | if (section_is_invalid(route_prefix->section)) | |
312 | route_prefix_free(route_prefix); | |
714a199e | 313 | |
fcbf4cb7 | 314 | LIST_FOREACH_SAFE(rules, rule, rule_next, network->rules) |
0aabccc8 | 315 | if (routing_policy_rule_section_verify(rule) < 0) |
fcbf4cb7 | 316 | routing_policy_rule_free(rule); |
4912ab77 | 317 | |
8efb93f0 YW |
318 | bool has_root = false, has_clsact = false; |
319 | ORDERED_HASHMAP_FOREACH(qdisc, network->qdiscs_by_section, i) | |
320 | if (qdisc_section_verify(qdisc, &has_root, &has_clsact) < 0) | |
321 | qdisc_free(qdisc); | |
322 | ||
0321cea7 YW |
323 | return 0; |
324 | } | |
325 | ||
7f06b3e1 | 326 | int network_load_one(Manager *manager, OrderedHashmap **networks, const char *filename) { |
838b2f7a | 327 | _cleanup_free_ char *fname = NULL, *name = NULL; |
35ac3b76 | 328 | _cleanup_(network_unrefp) Network *network = NULL; |
f579559b | 329 | _cleanup_fclose_ FILE *file = NULL; |
047a0dac | 330 | const char *dropin_dirname; |
838b2f7a | 331 | char *d; |
f579559b TG |
332 | int r; |
333 | ||
bf1bc670 TA |
334 | assert(manager); |
335 | assert(filename); | |
336 | ||
f579559b TG |
337 | file = fopen(filename, "re"); |
338 | if (!file) { | |
339 | if (errno == ENOENT) | |
340 | return 0; | |
1e7a0e21 LP |
341 | |
342 | return -errno; | |
f579559b TG |
343 | } |
344 | ||
ed88bcfb ZJS |
345 | if (null_or_empty_fd(fileno(file))) { |
346 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
347 | return 0; |
348 | } | |
349 | ||
838b2f7a YW |
350 | fname = strdup(filename); |
351 | if (!fname) | |
352 | return log_oom(); | |
353 | ||
354 | name = strdup(basename(filename)); | |
355 | if (!name) | |
356 | return log_oom(); | |
357 | ||
358 | d = strrchr(name, '.'); | |
359 | if (!d) | |
360 | return -EINVAL; | |
361 | ||
362 | *d = '\0'; | |
363 | ||
364 | dropin_dirname = strjoina(name, ".network.d"); | |
365 | ||
17f9c355 | 366 | network = new(Network, 1); |
f579559b TG |
367 | if (!network) |
368 | return log_oom(); | |
369 | ||
17f9c355 | 370 | *network = (Network) { |
838b2f7a YW |
371 | .filename = TAKE_PTR(fname), |
372 | .name = TAKE_PTR(name), | |
17f9c355 | 373 | |
715d398e | 374 | .manager = manager, |
35ac3b76 YW |
375 | .n_ref = 1, |
376 | ||
17f9c355 | 377 | .required_for_online = true, |
75cd4a5d | 378 | .required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT, |
17f9c355 | 379 | .dhcp = ADDRESS_FAMILY_NO, |
7da377ef | 380 | .dhcp_critical = -1, |
17f9c355 | 381 | .dhcp_use_ntp = true, |
299d578f | 382 | .dhcp_use_sip = true, |
17f9c355 YW |
383 | .dhcp_use_dns = true, |
384 | .dhcp_use_hostname = true, | |
385 | .dhcp_use_routes = true, | |
5238e957 | 386 | /* NOTE: this var might be overwritten by network_apply_anonymize_if_set */ |
17f9c355 | 387 | .dhcp_send_hostname = true, |
5f3b5f19 | 388 | .dhcp_send_release = true, |
17f9c355 YW |
389 | /* To enable/disable RFC7844 Anonymity Profiles */ |
390 | .dhcp_anonymize = false, | |
391 | .dhcp_route_metric = DHCP_ROUTE_METRIC, | |
c9c908a6 | 392 | /* NOTE: this var might be overwritten by network_apply_anonymize_if_set */ |
17f9c355 YW |
393 | .dhcp_client_identifier = DHCP_CLIENT_ID_DUID, |
394 | .dhcp_route_table = RT_TABLE_MAIN, | |
395 | .dhcp_route_table_set = false, | |
396 | /* NOTE: from man: UseMTU=... Defaults to false*/ | |
397 | .dhcp_use_mtu = false, | |
398 | /* NOTE: from man: UseTimezone=... Defaults to "no".*/ | |
399 | .dhcp_use_timezone = false, | |
400 | .rapid_commit = true, | |
401 | ||
caa8ca42 SS |
402 | .dhcp6_use_ntp = true, |
403 | .dhcp6_use_dns = true, | |
404 | ||
17f9c355 YW |
405 | .dhcp_server_emit_dns = true, |
406 | .dhcp_server_emit_ntp = true, | |
299d578f | 407 | .dhcp_server_emit_sip = true, |
17f9c355 YW |
408 | .dhcp_server_emit_router = true, |
409 | .dhcp_server_emit_timezone = true, | |
410 | ||
411 | .router_emit_dns = true, | |
412 | .router_emit_domains = true, | |
413 | ||
414 | .use_bpdu = -1, | |
415 | .hairpin = -1, | |
416 | .fast_leave = -1, | |
417 | .allow_port_to_be_root = -1, | |
418 | .unicast_flood = -1, | |
7f15b714 | 419 | .multicast_flood = -1, |
d3aa8b49 | 420 | .multicast_to_unicast = -1, |
7f15b714 TJ |
421 | .neighbor_suppression = -1, |
422 | .learning = -1, | |
1087623b SS |
423 | .bridge_proxy_arp = -1, |
424 | .bridge_proxy_arp_wifi = -1, | |
17f9c355 | 425 | .priority = LINK_BRIDGE_PORT_PRIORITY_INVALID, |
0fadb2a4 | 426 | .multicast_router = _MULTICAST_ROUTER_INVALID, |
17f9c355 YW |
427 | |
428 | .lldp_mode = LLDP_MODE_ROUTERS_ONLY, | |
429 | ||
7ece6f58 | 430 | .dns_default_route = -1, |
17f9c355 YW |
431 | .llmnr = RESOLVE_SUPPORT_YES, |
432 | .mdns = RESOLVE_SUPPORT_NO, | |
433 | .dnssec_mode = _DNSSEC_MODE_INVALID, | |
434 | .dns_over_tls_mode = _DNS_OVER_TLS_MODE_INVALID, | |
435 | ||
0321cea7 | 436 | /* If LinkLocalAddressing= is not set, then set to ADDRESS_FAMILY_IPV6 later. */ |
2d792895 | 437 | .link_local = _ADDRESS_FAMILY_INVALID, |
17f9c355 YW |
438 | |
439 | .ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO, | |
440 | .ipv6_accept_ra = -1, | |
441 | .ipv6_dad_transmits = -1, | |
442 | .ipv6_hop_limit = -1, | |
443 | .ipv6_proxy_ndp = -1, | |
444 | .duid.type = _DUID_TYPE_INVALID, | |
445 | .proxy_arp = -1, | |
446 | .arp = -1, | |
447 | .multicast = -1, | |
448 | .allmulticast = -1, | |
449 | .ipv6_accept_ra_use_dns = true, | |
062c2eea SS |
450 | .ipv6_accept_ra_use_autonomous_prefix = true, |
451 | .ipv6_accept_ra_use_onlink_prefix = true, | |
17f9c355 | 452 | .ipv6_accept_ra_route_table = RT_TABLE_MAIN, |
d5fa3339 | 453 | .ipv6_accept_ra_route_table_set = false, |
c423be28 | 454 | |
7da377ef SS |
455 | .keep_configuration = _KEEP_CONFIGURATION_INVALID, |
456 | ||
c423be28 | 457 | .can_triple_sampling = -1, |
afe42aef | 458 | .ip_service_type = -1, |
17f9c355 | 459 | }; |
f579559b | 460 | |
dc0d4078 | 461 | r = config_parse_many(filename, NETWORK_DIRS, dropin_dirname, |
23bb31aa ZJS |
462 | "Match\0" |
463 | "Link\0" | |
464 | "Network\0" | |
465 | "Address\0" | |
e4a71bf3 | 466 | "Neighbor\0" |
95b74ef6 | 467 | "IPv6AddressLabel\0" |
bce67bbe | 468 | "RoutingPolicyRule\0" |
23bb31aa | 469 | "Route\0" |
c16c7808 | 470 | "NextHop\0" |
4abcdaa0 YW |
471 | "DHCP\0" /* compat */ |
472 | "DHCPv4\0" | |
caa8ca42 | 473 | "DHCPv6\0" |
23bb31aa ZJS |
474 | "DHCPServer\0" |
475 | "IPv6AcceptRA\0" | |
a0e5c15d | 476 | "IPv6NDPProxyAddress\0" |
23bb31aa ZJS |
477 | "Bridge\0" |
478 | "BridgeFDB\0" | |
9d5d0090 | 479 | "BridgeVLAN\0" |
7d5cac19 | 480 | "IPv6PrefixDelegation\0" |
06828bb6 | 481 | "IPv6Prefix\0" |
203d4df5 | 482 | "IPv6RoutePrefix\0" |
0f5bd7fe | 483 | "TrafficControlQueueingDiscipline\0" |
18de0969 | 484 | "CAN\0" |
2ed5f6d5 | 485 | "QDisc\0" |
18de0969 | 486 | "ControlledDelay\0" |
ca58d00c | 487 | "FairQueueing\0" |
18de0969 YW |
488 | "FairQueueingControlledDelay\0" |
489 | "NetworkEmulator\0" | |
490 | "StochasticFairnessQueueing\0" | |
9b749c11 YW |
491 | "TokenBucketFilter\0" |
492 | "TrivialLinkEqualizer\0", | |
23bb31aa | 493 | config_item_perf_lookup, network_network_gperf_lookup, |
bcde742e | 494 | CONFIG_PARSE_WARN, network); |
102bc043 | 495 | if (r < 0) |
f579559b | 496 | return r; |
f579559b | 497 | |
add8d07d | 498 | network_apply_anonymize_if_set(network); |
499 | ||
fa7cd711 YW |
500 | r = network_add_ipv4ll_route(network); |
501 | if (r < 0) | |
502 | log_warning_errno(r, "%s: Failed to add IPv4LL route, ignoring: %m", network->filename); | |
503 | ||
5d5003ab YW |
504 | r = network_add_default_route_on_device(network); |
505 | if (r < 0) | |
506 | log_warning_errno(r, "%s: Failed to add default route on device, ignoring: %m", | |
507 | network->filename); | |
508 | ||
7f06b3e1 YW |
509 | struct stat stats; |
510 | if (stat(filename, &stats) < 0) | |
511 | return -errno; | |
512 | network->timestamp = timespec_load(&stats.st_mtim); | |
513 | ||
514 | if (network_verify(network) < 0) | |
515 | /* Ignore .network files that do not match the conditions. */ | |
516 | return 0; | |
517 | ||
518 | r = ordered_hashmap_ensure_allocated(networks, &string_hash_ops); | |
dbffab87 TG |
519 | if (r < 0) |
520 | return r; | |
521 | ||
7f06b3e1 | 522 | r = ordered_hashmap_put(*networks, network->name, network); |
dbffab87 TG |
523 | if (r < 0) |
524 | return r; | |
525 | ||
f579559b | 526 | network = NULL; |
f579559b TG |
527 | return 0; |
528 | } | |
529 | ||
7f06b3e1 | 530 | int network_load(Manager *manager, OrderedHashmap **networks) { |
477e73b5 ZJS |
531 | _cleanup_strv_free_ char **files = NULL; |
532 | char **f; | |
f579559b TG |
533 | int r; |
534 | ||
535 | assert(manager); | |
536 | ||
7f06b3e1 | 537 | ordered_hashmap_clear_with_destructor(*networks, network_unref); |
f579559b | 538 | |
dc0d4078 | 539 | r = conf_files_list_strv(&files, ".network", NULL, 0, NETWORK_DIRS); |
f647962d MS |
540 | if (r < 0) |
541 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b | 542 | |
715d398e | 543 | STRV_FOREACH(f, files) { |
7f06b3e1 | 544 | r = network_load_one(manager, networks, *f); |
f579559b | 545 | if (r < 0) |
be711082 | 546 | log_error_errno(r, "Failed to load %s, ignoring: %m", *f); |
f579559b TG |
547 | } |
548 | ||
f579559b TG |
549 | return 0; |
550 | } | |
551 | ||
7f06b3e1 YW |
552 | int network_reload(Manager *manager) { |
553 | OrderedHashmap *new_networks = NULL; | |
554 | Network *n, *old; | |
555 | Iterator i; | |
556 | int r; | |
557 | ||
558 | assert(manager); | |
559 | ||
560 | r = network_load(manager, &new_networks); | |
561 | if (r < 0) | |
562 | goto failure; | |
563 | ||
564 | ORDERED_HASHMAP_FOREACH(n, new_networks, i) { | |
565 | r = network_get_by_name(manager, n->name, &old); | |
566 | if (r < 0) | |
567 | continue; /* The .network file is new. */ | |
568 | ||
569 | if (n->timestamp != old->timestamp) | |
570 | continue; /* The .network file is modified. */ | |
571 | ||
572 | if (!streq(n->filename, old->filename)) | |
573 | continue; | |
574 | ||
575 | r = ordered_hashmap_replace(new_networks, old->name, old); | |
576 | if (r < 0) | |
577 | goto failure; | |
578 | ||
579 | network_ref(old); | |
580 | network_unref(n); | |
581 | } | |
582 | ||
583 | ordered_hashmap_free_with_destructor(manager->networks, network_unref); | |
584 | manager->networks = new_networks; | |
585 | ||
586 | return 0; | |
587 | ||
588 | failure: | |
589 | ordered_hashmap_free_with_destructor(new_networks, network_unref); | |
590 | ||
591 | return r; | |
592 | } | |
593 | ||
35ac3b76 | 594 | static Network *network_free(Network *network) { |
a0e5c15d | 595 | IPv6ProxyNDPAddress *ipv6_proxy_ndp_address; |
95081e08 | 596 | RoutePrefix *route_prefix; |
bce67bbe | 597 | RoutingPolicyRule *rule; |
95081e08 | 598 | AddressLabel *label; |
bce67bbe | 599 | FdbEntry *fdb_entry; |
e4a71bf3 | 600 | Neighbor *neighbor; |
bce67bbe | 601 | Address *address; |
c16c7808 SS |
602 | NextHop *nexthop; |
603 | Prefix *prefix; | |
bce67bbe | 604 | Route *route; |
f579559b TG |
605 | |
606 | if (!network) | |
35ac3b76 | 607 | return NULL; |
f579559b TG |
608 | |
609 | free(network->filename); | |
610 | ||
e90d0374 | 611 | set_free_free(network->match_mac); |
4bb7cc82 | 612 | set_free_free(network->match_permanent_mac); |
5256e00e TG |
613 | strv_free(network->match_path); |
614 | strv_free(network->match_driver); | |
615 | strv_free(network->match_type); | |
616 | strv_free(network->match_name); | |
44005bfb | 617 | strv_free(network->match_property); |
78404d22 | 618 | strv_free(network->match_wlan_iftype); |
8d968fdd | 619 | strv_free(network->match_ssid); |
277ba8d1 | 620 | set_free_free(network->match_bssid); |
c4f58dea | 621 | condition_free_list(network->conditions); |
f579559b TG |
622 | |
623 | free(network->description); | |
edb85f0d | 624 | free(network->dhcp_vendor_class_identifier); |
af1c0de0 | 625 | strv_free(network->dhcp_user_class); |
27cb34f5 | 626 | free(network->dhcp_hostname); |
727b5734 | 627 | set_free(network->dhcp_black_listed_ip); |
5bc945be | 628 | set_free(network->dhcp_request_options); |
c106cc36 TG |
629 | free(network->mac); |
630 | ||
0f3ff4ea SS |
631 | if (network->dhcp_acd) |
632 | sd_ipv4acd_unref(network->dhcp_acd); | |
633 | ||
b0e39c82 | 634 | strv_free(network->ntp); |
5512a963 | 635 | free(network->dns); |
299d578f | 636 | strv_free(network->sip); |
5e2a51d5 ZJS |
637 | ordered_set_free_free(network->search_domains); |
638 | ordered_set_free_free(network->route_domains); | |
0d4ad91d | 639 | strv_free(network->bind_carrier); |
cdd7812b | 640 | |
5e2a51d5 | 641 | ordered_set_free_free(network->router_search_domains); |
cdd7812b | 642 | free(network->router_dns); |
e520ce64 | 643 | set_free_free(network->ndisc_black_listed_prefix); |
3bef724f | 644 | |
cebe1257 YW |
645 | free(network->bridge_name); |
646 | free(network->bond_name); | |
647 | free(network->vrf_name); | |
648 | hashmap_free_free_key(network->stacked_netdev_names); | |
47e2dc31 | 649 | netdev_unref(network->bridge); |
47e2dc31 | 650 | netdev_unref(network->bond); |
6cb955c6 | 651 | netdev_unref(network->vrf); |
fa6f1e54 | 652 | hashmap_free_with_destructor(network->stacked_netdevs, netdev_unref); |
326cb406 | 653 | |
f048a16b | 654 | while ((route = network->static_routes)) |
f579559b TG |
655 | route_free(route); |
656 | ||
c16c7808 SS |
657 | while ((nexthop = network->static_nexthops)) |
658 | nexthop_free(nexthop); | |
659 | ||
f048a16b | 660 | while ((address = network->static_addresses)) |
f579559b TG |
661 | address_free(address); |
662 | ||
b98b483b AR |
663 | while ((fdb_entry = network->static_fdb_entries)) |
664 | fdb_entry_free(fdb_entry); | |
665 | ||
a0e5c15d FK |
666 | while ((ipv6_proxy_ndp_address = network->ipv6_proxy_ndp_addresses)) |
667 | ipv6_proxy_ndp_address_free(ipv6_proxy_ndp_address); | |
668 | ||
e4a71bf3 WKI |
669 | while ((neighbor = network->neighbors)) |
670 | neighbor_free(neighbor); | |
671 | ||
95b74ef6 SS |
672 | while ((label = network->address_labels)) |
673 | address_label_free(label); | |
674 | ||
057abfd8 PF |
675 | while ((prefix = network->static_prefixes)) |
676 | prefix_free(prefix); | |
677 | ||
95081e08 YW |
678 | while ((route_prefix = network->static_route_prefixes)) |
679 | route_prefix_free(route_prefix); | |
9be6ae77 | 680 | |
bce67bbe SS |
681 | while ((rule = network->rules)) |
682 | routing_policy_rule_free(rule); | |
683 | ||
6ae115c1 TG |
684 | hashmap_free(network->addresses_by_section); |
685 | hashmap_free(network->routes_by_section); | |
c16c7808 | 686 | hashmap_free(network->nexthops_by_section); |
b98b483b | 687 | hashmap_free(network->fdb_entries_by_section); |
e4a71bf3 | 688 | hashmap_free(network->neighbors_by_section); |
95b74ef6 | 689 | hashmap_free(network->address_labels_by_section); |
057abfd8 | 690 | hashmap_free(network->prefixes_by_section); |
9be6ae77 | 691 | hashmap_free(network->route_prefixes_by_section); |
bce67bbe | 692 | hashmap_free(network->rules_by_section); |
0f5bd7fe | 693 | ordered_hashmap_free_with_destructor(network->qdiscs_by_section, qdisc_free); |
6ae115c1 | 694 | |
7f06b3e1 YW |
695 | if (network->manager && |
696 | network->manager->duids_requesting_uuid) | |
697 | set_remove(network->manager->duids_requesting_uuid, &network->duid); | |
dbffab87 TG |
698 | |
699 | free(network->name); | |
f579559b | 700 | |
8eb9058d | 701 | free(network->dhcp_server_timezone); |
1a04db0f LP |
702 | free(network->dhcp_server_dns); |
703 | free(network->dhcp_server_ntp); | |
299d578f | 704 | free(network->dhcp_server_sip); |
8eb9058d | 705 | |
8a516214 LP |
706 | set_free_free(network->dnssec_negative_trust_anchors); |
707 | ||
0e96961d YW |
708 | ordered_hashmap_free(network->dhcp_client_send_options); |
709 | ordered_hashmap_free(network->dhcp_server_send_options); | |
5f506a55 | 710 | ordered_hashmap_free(network->ipv6_tokens); |
cb29c156 | 711 | |
35ac3b76 | 712 | return mfree(network); |
f579559b TG |
713 | } |
714 | ||
35ac3b76 YW |
715 | DEFINE_TRIVIAL_REF_UNREF_FUNC(Network, network, network_free); |
716 | ||
dbffab87 TG |
717 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
718 | Network *network; | |
719 | ||
720 | assert(manager); | |
721 | assert(name); | |
722 | assert(ret); | |
723 | ||
715d398e | 724 | network = ordered_hashmap_get(manager->networks, name); |
dbffab87 TG |
725 | if (!network) |
726 | return -ENOENT; | |
727 | ||
728 | *ret = network; | |
729 | ||
730 | return 0; | |
731 | } | |
732 | ||
51517f9e | 733 | int network_get(Manager *manager, sd_device *device, |
4bb7cc82 YW |
734 | const char *ifname, char * const *alternative_names, |
735 | const struct ether_addr *address, const struct ether_addr *permanent_address, | |
78404d22 YW |
736 | enum nl80211_iftype wlan_iftype, const char *ssid, const struct ether_addr *bssid, |
737 | Network **ret) { | |
51517f9e | 738 | Network *network; |
715d398e | 739 | Iterator i; |
f579559b TG |
740 | |
741 | assert(manager); | |
f579559b | 742 | assert(ret); |
af3aa302 | 743 | |
715d398e | 744 | ORDERED_HASHMAP_FOREACH(network, manager->networks, i) |
4bb7cc82 YW |
745 | if (net_match_config(network->match_mac, network->match_permanent_mac, |
746 | network->match_path, network->match_driver, | |
44005bfb | 747 | network->match_type, network->match_name, network->match_property, |
78404d22 | 748 | network->match_wlan_iftype, network->match_ssid, network->match_bssid, |
4bb7cc82 YW |
749 | device, address, permanent_address, |
750 | ifname, alternative_names, wlan_iftype, ssid, bssid)) { | |
24c083df | 751 | if (network->match_name && device) { |
ca6038b8 TG |
752 | const char *attr; |
753 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
754 | ||
51517f9e | 755 | if (sd_device_get_sysattr_value(device, "name_assign_type", &attr) >= 0) |
dc751688 | 756 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
757 | |
758 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
759 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
760 | ifname, network->filename); | |
32bc8adc | 761 | else |
a2fae7bb | 762 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 763 | } else |
a2fae7bb | 764 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 765 | |
f579559b TG |
766 | *ret = network; |
767 | return 0; | |
768 | } | |
f579559b TG |
769 | |
770 | *ret = NULL; | |
771 | ||
772 | return -ENOENT; | |
773 | } | |
774 | ||
7d342c03 | 775 | int network_apply(Network *network, Link *link) { |
c4a03a56 TG |
776 | assert(network); |
777 | assert(link); | |
778 | ||
c9c908a6 | 779 | link->network = network_ref(network); |
f579559b | 780 | |
5512a963 | 781 | if (network->n_dns > 0 || |
3df9bec5 | 782 | !strv_isempty(network->ntp) || |
5e2a51d5 ZJS |
783 | !ordered_set_isempty(network->search_domains) || |
784 | !ordered_set_isempty(network->route_domains)) | |
84de38c5 | 785 | link_dirty(link); |
3bef724f | 786 | |
f579559b TG |
787 | return 0; |
788 | } | |
02b59d57 | 789 | |
adfeee49 | 790 | bool network_has_static_ipv6_configurations(Network *network) { |
439689c6 | 791 | Address *address; |
adfeee49 YW |
792 | Route *route; |
793 | FdbEntry *fdb; | |
794 | Neighbor *neighbor; | |
439689c6 SS |
795 | |
796 | assert(network); | |
797 | ||
adfeee49 | 798 | LIST_FOREACH(addresses, address, network->static_addresses) |
439689c6 SS |
799 | if (address->family == AF_INET6) |
800 | return true; | |
adfeee49 YW |
801 | |
802 | LIST_FOREACH(routes, route, network->static_routes) | |
803 | if (route->family == AF_INET6) | |
804 | return true; | |
805 | ||
806 | LIST_FOREACH(static_fdb_entries, fdb, network->static_fdb_entries) | |
807 | if (fdb->family == AF_INET6) | |
808 | return true; | |
809 | ||
810 | LIST_FOREACH(neighbors, neighbor, network->neighbors) | |
811 | if (neighbor->family == AF_INET6) | |
812 | return true; | |
813 | ||
814 | if (!LIST_IS_EMPTY(network->address_labels)) | |
815 | return true; | |
816 | ||
817 | if (!LIST_IS_EMPTY(network->static_prefixes)) | |
818 | return true; | |
439689c6 SS |
819 | |
820 | return false; | |
821 | } | |
822 | ||
cebe1257 | 823 | int config_parse_stacked_netdev(const char *unit, |
02b59d57 TG |
824 | const char *filename, |
825 | unsigned line, | |
826 | const char *section, | |
827 | unsigned section_line, | |
828 | const char *lvalue, | |
829 | int ltype, | |
830 | const char *rvalue, | |
831 | void *data, | |
832 | void *userdata) { | |
95dba435 YW |
833 | _cleanup_free_ char *name = NULL; |
834 | NetDevKind kind = ltype; | |
cebe1257 | 835 | Hashmap **h = data; |
02b59d57 TG |
836 | int r; |
837 | ||
838 | assert(filename); | |
839 | assert(lvalue); | |
840 | assert(rvalue); | |
841 | assert(data); | |
95dba435 YW |
842 | assert(IN_SET(kind, |
843 | NETDEV_KIND_VLAN, NETDEV_KIND_MACVLAN, NETDEV_KIND_MACVTAP, | |
69c317a0 | 844 | NETDEV_KIND_IPVLAN, NETDEV_KIND_IPVTAP, NETDEV_KIND_VXLAN, |
98d20a17 | 845 | NETDEV_KIND_L2TP, NETDEV_KIND_MACSEC, _NETDEV_KIND_TUNNEL, |
846 | NETDEV_KIND_XFRM)); | |
54abf461 | 847 | |
cebe1257 | 848 | if (!ifname_valid(rvalue)) { |
3772cfde ZJS |
849 | log_syntax(unit, LOG_ERR, filename, line, 0, |
850 | "Invalid netdev name in %s=, ignoring assignment: %s", lvalue, rvalue); | |
54abf461 TG |
851 | return 0; |
852 | } | |
853 | ||
cebe1257 YW |
854 | name = strdup(rvalue); |
855 | if (!name) | |
856 | return log_oom(); | |
3e570042 | 857 | |
cebe1257 YW |
858 | r = hashmap_ensure_allocated(h, &string_hash_ops); |
859 | if (r < 0) | |
860 | return log_oom(); | |
326cb406 | 861 | |
cebe1257 | 862 | r = hashmap_put(*h, name, INT_TO_PTR(kind)); |
83ec4592 | 863 | if (r < 0) |
3772cfde | 864 | log_syntax(unit, LOG_ERR, filename, line, r, |
83ec4592 ZJS |
865 | "Cannot add NetDev '%s' to network, ignoring assignment: %m", name); |
866 | else if (r == 0) | |
867 | log_syntax(unit, LOG_DEBUG, filename, line, r, | |
868 | "NetDev '%s' specified twice, ignoring.", name); | |
869 | else | |
870 | name = NULL; | |
47e2dc31 | 871 | |
fe6b2d55 TG |
872 | return 0; |
873 | } | |
7951dea2 | 874 | |
3df9bec5 LP |
875 | int config_parse_domains( |
876 | const char *unit, | |
877 | const char *filename, | |
878 | unsigned line, | |
879 | const char *section, | |
880 | unsigned section_line, | |
881 | const char *lvalue, | |
882 | int ltype, | |
883 | const char *rvalue, | |
884 | void *data, | |
885 | void *userdata) { | |
886 | ||
887 | const char *p; | |
888 | Network *n = data; | |
6192b846 TG |
889 | int r; |
890 | ||
3df9bec5 LP |
891 | assert(n); |
892 | assert(lvalue); | |
893 | assert(rvalue); | |
6192b846 | 894 | |
3df9bec5 | 895 | if (isempty(rvalue)) { |
5e2a51d5 ZJS |
896 | n->search_domains = ordered_set_free_free(n->search_domains); |
897 | n->route_domains = ordered_set_free_free(n->route_domains); | |
3df9bec5 LP |
898 | return 0; |
899 | } | |
67272d15 | 900 | |
3df9bec5 LP |
901 | p = rvalue; |
902 | for (;;) { | |
903 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
904 | const char *domain; | |
905 | bool is_route; | |
906 | ||
907 | r = extract_first_word(&p, &w, NULL, 0); | |
908 | if (r < 0) { | |
ab24039f ZJS |
909 | log_syntax(unit, LOG_ERR, filename, line, r, |
910 | "Failed to extract search or route domain, ignoring: %s", rvalue); | |
3df9bec5 LP |
911 | break; |
912 | } | |
913 | if (r == 0) | |
914 | break; | |
915 | ||
916 | is_route = w[0] == '~'; | |
917 | domain = is_route ? w + 1 : w; | |
918 | ||
919 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
ab24039f ZJS |
920 | /* If the root domain appears as is, or the special token "*" is found, we'll |
921 | * consider this as routing domain, unconditionally. */ | |
3df9bec5 | 922 | is_route = true; |
ab24039f ZJS |
923 | domain = "."; /* make sure we don't allow empty strings, thus write the root |
924 | * domain as "." */ | |
3df9bec5 | 925 | } else { |
7470cc4c | 926 | r = dns_name_normalize(domain, 0, &normalized); |
3df9bec5 | 927 | if (r < 0) { |
ab24039f ZJS |
928 | log_syntax(unit, LOG_ERR, filename, line, r, |
929 | "'%s' is not a valid domain name, ignoring.", domain); | |
3df9bec5 LP |
930 | continue; |
931 | } | |
932 | ||
933 | domain = normalized; | |
934 | ||
935 | if (is_localhost(domain)) { | |
ab24039f ZJS |
936 | log_syntax(unit, LOG_ERR, filename, line, 0, |
937 | "'localhost' domain may not be configured as search or route domain, ignoring assignment: %s", | |
938 | domain); | |
37de2509 | 939 | continue; |
3df9bec5 | 940 | } |
37de2509 | 941 | } |
40274ed6 | 942 | |
5e2a51d5 ZJS |
943 | OrderedSet **set = is_route ? &n->route_domains : &n->search_domains; |
944 | r = ordered_set_ensure_allocated(set, &string_hash_ops); | |
945 | if (r < 0) | |
946 | return r; | |
947 | ||
948 | r = ordered_set_put_strdup(*set, domain); | |
09451975 LP |
949 | if (r < 0) |
950 | return log_oom(); | |
40274ed6 | 951 | } |
f15b6e5a | 952 | |
6192b846 TG |
953 | return 0; |
954 | } | |
955 | ||
60c35566 | 956 | int config_parse_ipv6token( |
7f77697a TG |
957 | const char* unit, |
958 | const char *filename, | |
959 | unsigned line, | |
960 | const char *section, | |
961 | unsigned section_line, | |
962 | const char *lvalue, | |
963 | int ltype, | |
964 | const char *rvalue, | |
965 | void *data, | |
966 | void *userdata) { | |
967 | ||
968 | union in_addr_union buffer; | |
969 | struct in6_addr *token = data; | |
970 | int r; | |
971 | ||
972 | assert(filename); | |
973 | assert(lvalue); | |
974 | assert(rvalue); | |
975 | assert(token); | |
976 | ||
977 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
978 | if (r < 0) { | |
ab24039f ZJS |
979 | log_syntax(unit, LOG_ERR, filename, line, r, |
980 | "Failed to parse IPv6 token, ignoring: %s", rvalue); | |
7f77697a TG |
981 | return 0; |
982 | } | |
983 | ||
c606db69 | 984 | if (in_addr_is_null(AF_INET6, &buffer)) { |
ab24039f ZJS |
985 | log_syntax(unit, LOG_ERR, filename, line, 0, |
986 | "IPv6 token cannot be the ANY address, ignoring: %s", rvalue); | |
7f77697a TG |
987 | return 0; |
988 | } | |
989 | ||
990 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
ab24039f ZJS |
991 | log_syntax(unit, LOG_ERR, filename, line, 0, |
992 | "IPv6 token cannot be longer than 64 bits, ignoring: %s", rvalue); | |
7f77697a TG |
993 | return 0; |
994 | } | |
995 | ||
996 | *token = buffer.in6; | |
997 | ||
998 | return 0; | |
999 | } | |
8add5f79 | 1000 | |
49092e22 | 1001 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
1002 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
1003 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
1004 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
1005 | }; |
1006 | ||
b146ad71 YW |
1007 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(ipv6_privacy_extensions, IPv6PrivacyExtensions, |
1008 | IPV6_PRIVACY_EXTENSIONS_YES); | |
49092e22 SS |
1009 | |
1010 | int config_parse_ipv6_privacy_extensions( | |
1011 | const char* unit, | |
1012 | const char *filename, | |
1013 | unsigned line, | |
1014 | const char *section, | |
1015 | unsigned section_line, | |
1016 | const char *lvalue, | |
1017 | int ltype, | |
1018 | const char *rvalue, | |
1019 | void *data, | |
1020 | void *userdata) { | |
1021 | ||
b146ad71 | 1022 | IPv6PrivacyExtensions s, *ipv6_privacy_extensions = data; |
49092e22 SS |
1023 | |
1024 | assert(filename); | |
1025 | assert(lvalue); | |
1026 | assert(rvalue); | |
1027 | assert(ipv6_privacy_extensions); | |
1028 | ||
b146ad71 YW |
1029 | s = ipv6_privacy_extensions_from_string(rvalue); |
1030 | if (s < 0) { | |
1031 | if (streq(rvalue, "kernel")) | |
1032 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
1033 | else { | |
1034 | log_syntax(unit, LOG_ERR, filename, line, 0, | |
1035 | "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); | |
1036 | return 0; | |
49092e22 | 1037 | } |
49092e22 SS |
1038 | } |
1039 | ||
b146ad71 YW |
1040 | *ipv6_privacy_extensions = s; |
1041 | ||
49092e22 SS |
1042 | return 0; |
1043 | } | |
a7d0ef44 | 1044 | |
1ac608c9 LP |
1045 | int config_parse_hostname( |
1046 | const char *unit, | |
1047 | const char *filename, | |
1048 | unsigned line, | |
1049 | const char *section, | |
1050 | unsigned section_line, | |
1051 | const char *lvalue, | |
1052 | int ltype, | |
1053 | const char *rvalue, | |
1054 | void *data, | |
1055 | void *userdata) { | |
1056 | ||
6528693a YW |
1057 | _cleanup_free_ char *hn = NULL; |
1058 | char **hostname = data; | |
a7d0ef44 SS |
1059 | int r; |
1060 | ||
1061 | assert(filename); | |
1062 | assert(lvalue); | |
1063 | assert(rvalue); | |
1064 | ||
1ac608c9 | 1065 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
1066 | if (r < 0) |
1067 | return r; | |
1068 | ||
1ac608c9 | 1069 | if (!hostname_is_valid(hn, false)) { |
ab24039f ZJS |
1070 | log_syntax(unit, LOG_ERR, filename, line, 0, |
1071 | "Hostname is not valid, ignoring assignment: %s", rvalue); | |
a7d0ef44 SS |
1072 | return 0; |
1073 | } | |
1074 | ||
6528693a YW |
1075 | r = dns_name_is_valid(hn); |
1076 | if (r < 0) { | |
ab24039f ZJS |
1077 | log_syntax(unit, LOG_ERR, filename, line, r, |
1078 | "Failed to check validity of hostname '%s', ignoring assignment: %m", rvalue); | |
6528693a YW |
1079 | return 0; |
1080 | } | |
1081 | if (r == 0) { | |
ab24039f ZJS |
1082 | log_syntax(unit, LOG_ERR, filename, line, 0, |
1083 | "Hostname is not a valid DNS domain name, ignoring assignment: %s", rvalue); | |
6528693a YW |
1084 | return 0; |
1085 | } | |
1086 | ||
1087 | return free_and_replace(*hostname, hn); | |
a7d0ef44 | 1088 | } |
8eb9058d LP |
1089 | |
1090 | int config_parse_timezone( | |
1091 | const char *unit, | |
1092 | const char *filename, | |
1093 | unsigned line, | |
1094 | const char *section, | |
1095 | unsigned section_line, | |
1096 | const char *lvalue, | |
1097 | int ltype, | |
1098 | const char *rvalue, | |
1099 | void *data, | |
1100 | void *userdata) { | |
1101 | ||
19f9e4e2 YW |
1102 | _cleanup_free_ char *tz = NULL; |
1103 | char **datap = data; | |
8eb9058d LP |
1104 | int r; |
1105 | ||
1106 | assert(filename); | |
1107 | assert(lvalue); | |
1108 | assert(rvalue); | |
1109 | ||
1110 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
1111 | if (r < 0) | |
1112 | return r; | |
1113 | ||
089fb865 | 1114 | if (!timezone_is_valid(tz, LOG_ERR)) { |
ab24039f ZJS |
1115 | log_syntax(unit, LOG_ERR, filename, line, 0, |
1116 | "Timezone is not valid, ignoring assignment: %s", rvalue); | |
8eb9058d LP |
1117 | return 0; |
1118 | } | |
1119 | ||
19f9e4e2 | 1120 | return free_and_replace(*datap, tz); |
8eb9058d | 1121 | } |
1a04db0f | 1122 | |
53253824 SS |
1123 | int config_parse_dns( |
1124 | const char *unit, | |
1125 | const char *filename, | |
1126 | unsigned line, | |
1127 | const char *section, | |
1128 | unsigned section_line, | |
1129 | const char *lvalue, | |
1130 | int ltype, | |
1131 | const char *rvalue, | |
1132 | void *data, | |
1133 | void *userdata) { | |
1134 | ||
1135 | Network *n = userdata; | |
1136 | int r; | |
1137 | ||
1138 | assert(filename); | |
1139 | assert(lvalue); | |
1140 | assert(rvalue); | |
1141 | ||
1142 | for (;;) { | |
1143 | _cleanup_free_ char *w = NULL; | |
1144 | union in_addr_union a; | |
5512a963 | 1145 | struct in_addr_data *m; |
53253824 SS |
1146 | int family; |
1147 | ||
5512a963 | 1148 | r = extract_first_word(&rvalue, &w, NULL, 0); |
53253824 SS |
1149 | if (r == -ENOMEM) |
1150 | return log_oom(); | |
1151 | if (r < 0) { | |
ab24039f ZJS |
1152 | log_syntax(unit, LOG_ERR, filename, line, r, |
1153 | "Invalid syntax, ignoring: %s", rvalue); | |
53253824 SS |
1154 | break; |
1155 | } | |
5512a963 LP |
1156 | if (r == 0) |
1157 | break; | |
53253824 SS |
1158 | |
1159 | r = in_addr_from_string_auto(w, &family, &a); | |
1160 | if (r < 0) { | |
ab24039f ZJS |
1161 | log_syntax(unit, LOG_ERR, filename, line, r, |
1162 | "Failed to parse dns server address, ignoring: %s", w); | |
53253824 SS |
1163 | continue; |
1164 | } | |
1165 | ||
62d74c78 | 1166 | m = reallocarray(n->dns, n->n_dns + 1, sizeof(struct in_addr_data)); |
5512a963 | 1167 | if (!m) |
53253824 SS |
1168 | return log_oom(); |
1169 | ||
5512a963 LP |
1170 | m[n->n_dns++] = (struct in_addr_data) { |
1171 | .family = family, | |
1172 | .address = a, | |
1173 | }; | |
1174 | ||
1175 | n->dns = m; | |
53253824 SS |
1176 | } |
1177 | ||
1178 | return 0; | |
1179 | } | |
1180 | ||
8a516214 LP |
1181 | int config_parse_dnssec_negative_trust_anchors( |
1182 | const char *unit, | |
1183 | const char *filename, | |
1184 | unsigned line, | |
1185 | const char *section, | |
1186 | unsigned section_line, | |
1187 | const char *lvalue, | |
1188 | int ltype, | |
1189 | const char *rvalue, | |
1190 | void *data, | |
1191 | void *userdata) { | |
1192 | ||
1193 | const char *p = rvalue; | |
1194 | Network *n = data; | |
1195 | int r; | |
1196 | ||
3df9bec5 | 1197 | assert(n); |
8a516214 LP |
1198 | assert(lvalue); |
1199 | assert(rvalue); | |
1200 | ||
1201 | if (isempty(rvalue)) { | |
1202 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
1203 | return 0; | |
1204 | } | |
1205 | ||
1206 | for (;;) { | |
1207 | _cleanup_free_ char *w = NULL; | |
1208 | ||
1209 | r = extract_first_word(&p, &w, NULL, 0); | |
1210 | if (r < 0) { | |
ab24039f ZJS |
1211 | log_syntax(unit, LOG_ERR, filename, line, r, |
1212 | "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
8a516214 LP |
1213 | break; |
1214 | } | |
1215 | if (r == 0) | |
1216 | break; | |
1217 | ||
1218 | r = dns_name_is_valid(w); | |
1219 | if (r <= 0) { | |
ab24039f ZJS |
1220 | log_syntax(unit, LOG_ERR, filename, line, r, |
1221 | "%s is not a valid domain name, ignoring.", w); | |
8a516214 LP |
1222 | continue; |
1223 | } | |
1224 | ||
cbbf38ae LP |
1225 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1226 | if (r < 0) | |
1227 | return log_oom(); | |
1228 | ||
8a516214 LP |
1229 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1230 | if (r < 0) | |
1231 | return log_oom(); | |
1232 | if (r > 0) | |
1233 | w = NULL; | |
1234 | } | |
1235 | ||
1236 | return 0; | |
1237 | } | |
b2a81c0b | 1238 | |
26575990 LP |
1239 | int config_parse_ntp( |
1240 | const char *unit, | |
1241 | const char *filename, | |
1242 | unsigned line, | |
1243 | const char *section, | |
1244 | unsigned section_line, | |
1245 | const char *lvalue, | |
1246 | int ltype, | |
1247 | const char *rvalue, | |
1248 | void *data, | |
1249 | void *userdata) { | |
1250 | ||
1251 | char ***l = data; | |
1252 | int r; | |
1253 | ||
1254 | assert(l); | |
1255 | assert(lvalue); | |
1256 | assert(rvalue); | |
1257 | ||
1258 | if (isempty(rvalue)) { | |
1259 | *l = strv_free(*l); | |
1260 | return 0; | |
1261 | } | |
1262 | ||
1263 | for (;;) { | |
1264 | _cleanup_free_ char *w = NULL; | |
1265 | ||
1266 | r = extract_first_word(&rvalue, &w, NULL, 0); | |
1267 | if (r == -ENOMEM) | |
1268 | return log_oom(); | |
1269 | if (r < 0) { | |
ab24039f ZJS |
1270 | log_syntax(unit, LOG_ERR, filename, line, r, |
1271 | "Failed to extract NTP server name, ignoring: %s", rvalue); | |
26575990 LP |
1272 | break; |
1273 | } | |
1274 | if (r == 0) | |
1275 | break; | |
1276 | ||
1277 | r = dns_name_is_valid_or_address(w); | |
1278 | if (r <= 0) { | |
ab24039f ZJS |
1279 | log_syntax(unit, LOG_ERR, filename, line, r, |
1280 | "%s is not a valid domain name or IP address, ignoring.", w); | |
26575990 | 1281 | continue; |
af1c0de0 SS |
1282 | } |
1283 | ||
c448459d ZJS |
1284 | if (strv_length(*l) > MAX_NTP_SERVERS) { |
1285 | log_syntax(unit, LOG_WARNING, filename, line, 0, | |
1286 | "More than %u NTP servers specified, ignoring \"%s\" and any subsequent entries.", | |
1287 | MAX_NTP_SERVERS, w); | |
1288 | break; | |
1289 | } | |
1290 | ||
1291 | r = strv_consume(l, TAKE_PTR(w)); | |
af1c0de0 SS |
1292 | if (r < 0) |
1293 | return log_oom(); | |
af1c0de0 SS |
1294 | } |
1295 | ||
1296 | return 0; | |
1297 | } | |
1298 | ||
4ac77d63 YW |
1299 | int config_parse_required_for_online( |
1300 | const char *unit, | |
1301 | const char *filename, | |
1302 | unsigned line, | |
1303 | const char *section, | |
1304 | unsigned section_line, | |
1305 | const char *lvalue, | |
1306 | int ltype, | |
1307 | const char *rvalue, | |
1308 | void *data, | |
1309 | void *userdata) { | |
1310 | ||
1311 | Network *network = data; | |
75cd4a5d | 1312 | LinkOperationalStateRange range; |
4ac77d63 YW |
1313 | bool required = true; |
1314 | int r; | |
1315 | ||
1316 | if (isempty(rvalue)) { | |
1317 | network->required_for_online = true; | |
75cd4a5d | 1318 | network->required_operstate_for_online = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1319 | return 0; |
1320 | } | |
1321 | ||
75cd4a5d DDM |
1322 | r = parse_operational_state_range(rvalue, &range); |
1323 | if (r < 0) { | |
4ac77d63 YW |
1324 | r = parse_boolean(rvalue); |
1325 | if (r < 0) { | |
1326 | log_syntax(unit, LOG_ERR, filename, line, r, | |
1327 | "Failed to parse %s= setting, ignoring assignment: %s", | |
1328 | lvalue, rvalue); | |
1329 | return 0; | |
1330 | } | |
1331 | ||
1332 | required = r; | |
75cd4a5d | 1333 | range = LINK_OPERSTATE_RANGE_DEFAULT; |
4ac77d63 YW |
1334 | } |
1335 | ||
1336 | network->required_for_online = required; | |
75cd4a5d | 1337 | network->required_operstate_for_online = range; |
4ac77d63 YW |
1338 | |
1339 | return 0; | |
1340 | } | |
7da377ef SS |
1341 | |
1342 | DEFINE_CONFIG_PARSE_ENUM(config_parse_keep_configuration, keep_configuration, KeepConfiguration, | |
1343 | "Failed to parse KeepConfiguration= setting"); | |
1344 | ||
1345 | static const char* const keep_configuration_table[_KEEP_CONFIGURATION_MAX] = { | |
95355a28 YW |
1346 | [KEEP_CONFIGURATION_NO] = "no", |
1347 | [KEEP_CONFIGURATION_DHCP_ON_STOP] = "dhcp-on-stop", | |
1348 | [KEEP_CONFIGURATION_DHCP] = "dhcp", | |
1349 | [KEEP_CONFIGURATION_STATIC] = "static", | |
1350 | [KEEP_CONFIGURATION_YES] = "yes", | |
7da377ef SS |
1351 | }; |
1352 | ||
1353 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(keep_configuration, KeepConfiguration, KEEP_CONFIGURATION_YES); |