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f579559b TG |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2013 Tom Gundersen <teg@jklm.no> | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
69a93e7d | 20 | #include <ctype.h> |
987efa17 | 21 | #include <net/if.h> |
69a93e7d | 22 | |
b5efdb8a | 23 | #include "alloc-util.h" |
f579559b TG |
24 | #include "conf-files.h" |
25 | #include "conf-parser.h" | |
37de2509 | 26 | #include "dns-domain.h" |
3ffd4af2 | 27 | #include "fd-util.h" |
07630cea | 28 | #include "hostname-util.h" |
fc2f9534 | 29 | #include "network-internal.h" |
3ffd4af2 | 30 | #include "networkd-network.h" |
fc2f9534 | 31 | #include "networkd.h" |
6bedfcbb | 32 | #include "parse-util.h" |
8a516214 | 33 | #include "set.h" |
8fcde012 | 34 | #include "stat-util.h" |
8b43440b | 35 | #include "string-table.h" |
07630cea LP |
36 | #include "string-util.h" |
37 | #include "util.h" | |
f579559b TG |
38 | |
39 | static int network_load_one(Manager *manager, const char *filename) { | |
40 | _cleanup_network_free_ Network *network = NULL; | |
41 | _cleanup_fclose_ FILE *file = NULL; | |
dbffab87 | 42 | char *d; |
b3070dc0 TG |
43 | Route *route; |
44 | Address *address; | |
f579559b TG |
45 | int r; |
46 | ||
bf1bc670 TA |
47 | assert(manager); |
48 | assert(filename); | |
49 | ||
f579559b TG |
50 | file = fopen(filename, "re"); |
51 | if (!file) { | |
52 | if (errno == ENOENT) | |
53 | return 0; | |
54 | else | |
ecb08ec6 | 55 | return -errno; |
f579559b TG |
56 | } |
57 | ||
ed88bcfb ZJS |
58 | if (null_or_empty_fd(fileno(file))) { |
59 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
60 | return 0; |
61 | } | |
62 | ||
f579559b TG |
63 | network = new0(Network, 1); |
64 | if (!network) | |
65 | return log_oom(); | |
66 | ||
5a3eb5a7 TG |
67 | network->manager = manager; |
68 | ||
f048a16b TG |
69 | LIST_HEAD_INIT(network->static_addresses); |
70 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 71 | LIST_HEAD_INIT(network->static_fdb_entries); |
f579559b | 72 | |
d5099efc | 73 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 74 | if (!network->stacked_netdevs) |
326cb406 SS |
75 | return log_oom(); |
76 | ||
d5099efc | 77 | network->addresses_by_section = hashmap_new(NULL); |
6ae115c1 TG |
78 | if (!network->addresses_by_section) |
79 | return log_oom(); | |
80 | ||
d5099efc | 81 | network->routes_by_section = hashmap_new(NULL); |
6ae115c1 TG |
82 | if (!network->routes_by_section) |
83 | return log_oom(); | |
84 | ||
b98b483b AR |
85 | network->fdb_entries_by_section = hashmap_new(NULL); |
86 | if (!network->fdb_entries_by_section) | |
87 | return log_oom(); | |
88 | ||
6ae115c1 TG |
89 | network->filename = strdup(filename); |
90 | if (!network->filename) | |
91 | return log_oom(); | |
92 | ||
dbffab87 TG |
93 | network->name = strdup(basename(filename)); |
94 | if (!network->name) | |
95 | return log_oom(); | |
96 | ||
97 | d = strrchr(network->name, '.'); | |
98 | if (!d) | |
99 | return -EINVAL; | |
100 | ||
101 | assert(streq(d, ".network")); | |
102 | ||
103 | *d = '\0'; | |
104 | ||
cb9fc36a | 105 | network->dhcp = ADDRESS_FAMILY_NO; |
27cb34f5 LP |
106 | network->dhcp_use_ntp = true; |
107 | network->dhcp_use_dns = true; | |
108 | network->dhcp_use_hostname = true; | |
109 | network->dhcp_use_routes = true; | |
110 | network->dhcp_send_hostname = true; | |
84b5b79a | 111 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
3e43b2cd | 112 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
5be4d38e | 113 | |
539f2a73 LP |
114 | network->dhcp_server_emit_dns = true; |
115 | network->dhcp_server_emit_ntp = true; | |
77ff6022 | 116 | network->dhcp_server_emit_router = true; |
539f2a73 LP |
117 | network->dhcp_server_emit_timezone = true; |
118 | ||
84c34096 | 119 | network->use_bpdu = true; |
23da66bb | 120 | network->allow_port_to_be_root = true; |
072f9e4a | 121 | network->unicast_flood = true; |
84c34096 | 122 | |
7cececb2 LP |
123 | network->lldp_mode = LLDP_MODE_ROUTERS_ONLY; |
124 | ||
a7e5da6e | 125 | network->llmnr = RESOLVE_SUPPORT_YES; |
aaa297d4 | 126 | network->mdns = RESOLVE_SUPPORT_NO; |
ad6c0475 | 127 | network->dnssec_mode = _DNSSEC_MODE_INVALID; |
bd8f6538 | 128 | |
d0d6a4cd TG |
129 | network->link_local = ADDRESS_FAMILY_IPV6; |
130 | ||
1f0d9695 | 131 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
4f2e437a | 132 | network->ipv6_accept_ra = -1; |
8749cbcd | 133 | network->ipv6_dad_transmits = -1; |
b69c3180 | 134 | network->ipv6_hop_limit = -1; |
8341a5c3 | 135 | network->duid.type = _DUID_TYPE_INVALID; |
23d8b221 | 136 | network->proxy_arp = -1; |
49092e22 | 137 | |
e9f3d2d5 | 138 | r = config_parse(NULL, filename, file, |
c106cc36 TG |
139 | "Match\0" |
140 | "Link\0" | |
141 | "Network\0" | |
142 | "Address\0" | |
143 | "Route\0" | |
144 | "DHCP\0" | |
8eb9058d LP |
145 | "DHCPv4\0" /* compat */ |
146 | "DHCPServer\0" | |
b98b483b AR |
147 | "Bridge\0" |
148 | "BridgeFDB\0", | |
e9f3d2d5 | 149 | config_item_perf_lookup, network_network_gperf_lookup, |
36f822c4 ZJS |
150 | false, false, true, network); |
151 | if (r < 0) | |
f579559b | 152 | return r; |
f579559b | 153 | |
5a8bcb67 LP |
154 | /* IPMasquerade=yes implies IPForward=yes */ |
155 | if (network->ip_masquerade) | |
769d324c | 156 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 157 | |
f579559b | 158 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 159 | |
dbffab87 TG |
160 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
161 | if (r < 0) | |
162 | return r; | |
163 | ||
164 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
165 | if (r < 0) | |
166 | return r; | |
167 | ||
3d3d4255 | 168 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
169 | if (!route->family) { |
170 | log_warning("Route section without Gateway field configured in %s. " | |
171 | "Ignoring", filename); | |
172 | return 0; | |
173 | } | |
b3070dc0 TG |
174 | } |
175 | ||
3d3d4255 | 176 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
177 | if (!address->family) { |
178 | log_warning("Address section without Address field configured in %s. " | |
179 | "Ignoring", filename); | |
180 | return 0; | |
181 | } | |
182 | } | |
183 | ||
f579559b TG |
184 | network = NULL; |
185 | ||
186 | return 0; | |
187 | } | |
188 | ||
189 | int network_load(Manager *manager) { | |
190 | Network *network; | |
477e73b5 ZJS |
191 | _cleanup_strv_free_ char **files = NULL; |
192 | char **f; | |
f579559b TG |
193 | int r; |
194 | ||
195 | assert(manager); | |
196 | ||
197 | while ((network = manager->networks)) | |
198 | network_free(network); | |
199 | ||
2ad8416d | 200 | r = conf_files_list_strv(&files, ".network", NULL, network_dirs); |
f647962d MS |
201 | if (r < 0) |
202 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
203 | |
204 | STRV_FOREACH_BACKWARDS(f, files) { | |
205 | r = network_load_one(manager, *f); | |
206 | if (r < 0) | |
207 | return r; | |
208 | } | |
209 | ||
f579559b TG |
210 | return 0; |
211 | } | |
212 | ||
f579559b | 213 | void network_free(Network *network) { |
47e2dc31 | 214 | NetDev *netdev; |
f579559b TG |
215 | Route *route; |
216 | Address *address; | |
b98b483b | 217 | FdbEntry *fdb_entry; |
06f021a8 | 218 | Iterator i; |
f579559b TG |
219 | |
220 | if (!network) | |
221 | return; | |
222 | ||
223 | free(network->filename); | |
224 | ||
225 | free(network->match_mac); | |
5256e00e TG |
226 | strv_free(network->match_path); |
227 | strv_free(network->match_driver); | |
228 | strv_free(network->match_type); | |
229 | strv_free(network->match_name); | |
f579559b TG |
230 | |
231 | free(network->description); | |
edb85f0d | 232 | free(network->dhcp_vendor_class_identifier); |
27cb34f5 | 233 | free(network->dhcp_hostname); |
f579559b | 234 | |
c106cc36 TG |
235 | free(network->mac); |
236 | ||
b0e39c82 TG |
237 | strv_free(network->ntp); |
238 | strv_free(network->dns); | |
3df9bec5 LP |
239 | strv_free(network->search_domains); |
240 | strv_free(network->route_domains); | |
0d4ad91d | 241 | strv_free(network->bind_carrier); |
3bef724f | 242 | |
47e2dc31 TG |
243 | netdev_unref(network->bridge); |
244 | ||
245 | netdev_unref(network->bond); | |
246 | ||
2c36be2f TG |
247 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
248 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 249 | netdev_unref(netdev); |
2c36be2f | 250 | } |
6a0a2f86 | 251 | hashmap_free(network->stacked_netdevs); |
326cb406 | 252 | |
f048a16b | 253 | while ((route = network->static_routes)) |
f579559b TG |
254 | route_free(route); |
255 | ||
f048a16b | 256 | while ((address = network->static_addresses)) |
f579559b TG |
257 | address_free(address); |
258 | ||
b98b483b AR |
259 | while ((fdb_entry = network->static_fdb_entries)) |
260 | fdb_entry_free(fdb_entry); | |
261 | ||
6ae115c1 TG |
262 | hashmap_free(network->addresses_by_section); |
263 | hashmap_free(network->routes_by_section); | |
b98b483b | 264 | hashmap_free(network->fdb_entries_by_section); |
6ae115c1 | 265 | |
dbffab87 TG |
266 | if (network->manager) { |
267 | if (network->manager->networks) | |
268 | LIST_REMOVE(networks, network->manager->networks, network); | |
269 | ||
270 | if (network->manager->networks_by_name) | |
271 | hashmap_remove(network->manager->networks_by_name, network->name); | |
272 | } | |
273 | ||
274 | free(network->name); | |
f579559b | 275 | |
79e16ce3 LP |
276 | condition_free_list(network->match_host); |
277 | condition_free_list(network->match_virt); | |
278 | condition_free_list(network->match_kernel); | |
279 | condition_free_list(network->match_arch); | |
280 | ||
8eb9058d | 281 | free(network->dhcp_server_timezone); |
1a04db0f LP |
282 | free(network->dhcp_server_dns); |
283 | free(network->dhcp_server_ntp); | |
8eb9058d | 284 | |
8a516214 LP |
285 | set_free_free(network->dnssec_negative_trust_anchors); |
286 | ||
f579559b TG |
287 | free(network); |
288 | } | |
289 | ||
dbffab87 TG |
290 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
291 | Network *network; | |
292 | ||
293 | assert(manager); | |
294 | assert(name); | |
295 | assert(ret); | |
296 | ||
297 | network = hashmap_get(manager->networks_by_name, name); | |
298 | if (!network) | |
299 | return -ENOENT; | |
300 | ||
301 | *ret = network; | |
302 | ||
303 | return 0; | |
304 | } | |
305 | ||
505f8da7 TG |
306 | int network_get(Manager *manager, struct udev_device *device, |
307 | const char *ifname, const struct ether_addr *address, | |
308 | Network **ret) { | |
f579559b | 309 | Network *network; |
af3aa302 | 310 | struct udev_device *parent; |
24c083df | 311 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
f579559b TG |
312 | |
313 | assert(manager); | |
f579559b | 314 | assert(ret); |
af3aa302 | 315 | |
24c083df TG |
316 | if (device) { |
317 | path = udev_device_get_property_value(device, "ID_PATH"); | |
af3aa302 | 318 | |
24c083df TG |
319 | parent = udev_device_get_parent(device); |
320 | if (parent) | |
321 | parent_driver = udev_device_get_driver(parent); | |
af3aa302 | 322 | |
24c083df | 323 | driver = udev_device_get_property_value(device, "ID_NET_DRIVER"); |
af3aa302 | 324 | |
24c083df TG |
325 | devtype = udev_device_get_devtype(device); |
326 | } | |
f579559b | 327 | |
f579559b TG |
328 | LIST_FOREACH(networks, network, manager->networks) { |
329 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
330 | network->match_driver, network->match_type, |
331 | network->match_name, network->match_host, | |
332 | network->match_virt, network->match_kernel, | |
333 | network->match_arch, | |
af3aa302 TG |
334 | address, path, parent_driver, driver, |
335 | devtype, ifname)) { | |
24c083df | 336 | if (network->match_name && device) { |
ca6038b8 TG |
337 | const char *attr; |
338 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
339 | ||
32bc8adc | 340 | attr = udev_device_get_sysattr_value(device, "name_assign_type"); |
285760fe | 341 | if (attr) |
dc751688 | 342 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
343 | |
344 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
345 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
346 | ifname, network->filename); | |
32bc8adc | 347 | else |
a2fae7bb | 348 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 349 | } else |
a2fae7bb | 350 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 351 | |
f579559b TG |
352 | *ret = network; |
353 | return 0; | |
354 | } | |
355 | } | |
356 | ||
357 | *ret = NULL; | |
358 | ||
359 | return -ENOENT; | |
360 | } | |
361 | ||
362 | int network_apply(Manager *manager, Network *network, Link *link) { | |
f579559b TG |
363 | int r; |
364 | ||
c4a03a56 TG |
365 | assert(manager); |
366 | assert(network); | |
367 | assert(link); | |
368 | ||
f579559b TG |
369 | link->network = network; |
370 | ||
bfa695b5 TG |
371 | if (network->ipv4ll_route) { |
372 | Route *route; | |
373 | ||
374 | r = route_new_static(network, 0, &route); | |
375 | if (r < 0) | |
376 | return r; | |
377 | ||
2ce40956 | 378 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst.in); |
bfa695b5 TG |
379 | if (r == 0) |
380 | return -EINVAL; | |
381 | if (r < 0) | |
382 | return -errno; | |
383 | ||
384 | route->family = AF_INET; | |
385 | route->dst_prefixlen = 16; | |
386 | route->scope = RT_SCOPE_LINK; | |
86655331 | 387 | route->priority = IPV4LL_ROUTE_METRIC; |
bfa695b5 TG |
388 | route->protocol = RTPROT_STATIC; |
389 | } | |
390 | ||
3df9bec5 LP |
391 | if (!strv_isempty(network->dns) || |
392 | !strv_isempty(network->ntp) || | |
393 | !strv_isempty(network->search_domains) || | |
394 | !strv_isempty(network->route_domains)) { | |
84de38c5 TG |
395 | manager_dirty(manager); |
396 | link_dirty(link); | |
3bef724f TG |
397 | } |
398 | ||
f579559b TG |
399 | return 0; |
400 | } | |
02b59d57 | 401 | |
439689c6 SS |
402 | bool network_has_static_ipv6_addresses(Network *network) { |
403 | Address *address; | |
404 | ||
405 | assert(network); | |
406 | ||
407 | LIST_FOREACH(addresses, address, network->static_addresses) { | |
408 | if (address->family == AF_INET6) | |
409 | return true; | |
410 | } | |
411 | ||
412 | return false; | |
413 | } | |
414 | ||
69a93e7d | 415 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
416 | const char *filename, |
417 | unsigned line, | |
418 | const char *section, | |
419 | unsigned section_line, | |
420 | const char *lvalue, | |
421 | int ltype, | |
422 | const char *rvalue, | |
423 | void *data, | |
424 | void *userdata) { | |
425 | Network *network = userdata; | |
31d0ac36 TG |
426 | _cleanup_free_ char *kind_string = NULL; |
427 | char *p; | |
1a436809 | 428 | NetDev *netdev; |
69a93e7d | 429 | NetDevKind kind; |
02b59d57 TG |
430 | int r; |
431 | ||
432 | assert(filename); | |
433 | assert(lvalue); | |
434 | assert(rvalue); | |
435 | assert(data); | |
436 | ||
69a93e7d TG |
437 | kind_string = strdup(lvalue); |
438 | if (!kind_string) | |
439 | return log_oom(); | |
52433f6b | 440 | |
69a93e7d TG |
441 | /* the keys are CamelCase versions of the kind */ |
442 | for (p = kind_string; *p; p++) | |
443 | *p = tolower(*p); | |
52433f6b | 444 | |
69a93e7d TG |
445 | kind = netdev_kind_from_string(kind_string); |
446 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 447 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
448 | return 0; |
449 | } | |
450 | ||
54abf461 TG |
451 | r = netdev_get(network->manager, rvalue, &netdev); |
452 | if (r < 0) { | |
12ca818f | 453 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
454 | return 0; |
455 | } | |
456 | ||
69a93e7d | 457 | if (netdev->kind != kind) { |
12ca818f | 458 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
459 | return 0; |
460 | } | |
461 | ||
69a93e7d TG |
462 | switch (kind) { |
463 | case NETDEV_KIND_BRIDGE: | |
464 | network->bridge = netdev; | |
54abf461 | 465 | |
69a93e7d TG |
466 | break; |
467 | case NETDEV_KIND_BOND: | |
468 | network->bond = netdev; | |
fe6b2d55 | 469 | |
69a93e7d TG |
470 | break; |
471 | case NETDEV_KIND_VLAN: | |
69a93e7d | 472 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 473 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 474 | case NETDEV_KIND_IPVLAN: |
326cb406 | 475 | case NETDEV_KIND_VXLAN: |
6a0a2f86 | 476 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 477 | if (r < 0) { |
12ca818f | 478 | log_syntax(unit, LOG_ERR, filename, line, r, "Can not add VLAN '%s' to network: %m", rvalue); |
326cb406 SS |
479 | return 0; |
480 | } | |
481 | ||
69a93e7d TG |
482 | break; |
483 | default: | |
484 | assert_not_reached("Can not parse NetDev"); | |
fe6b2d55 TG |
485 | } |
486 | ||
47e2dc31 TG |
487 | netdev_ref(netdev); |
488 | ||
fe6b2d55 TG |
489 | return 0; |
490 | } | |
7951dea2 | 491 | |
3df9bec5 LP |
492 | int config_parse_domains( |
493 | const char *unit, | |
494 | const char *filename, | |
495 | unsigned line, | |
496 | const char *section, | |
497 | unsigned section_line, | |
498 | const char *lvalue, | |
499 | int ltype, | |
500 | const char *rvalue, | |
501 | void *data, | |
502 | void *userdata) { | |
503 | ||
504 | const char *p; | |
505 | Network *n = data; | |
6192b846 TG |
506 | int r; |
507 | ||
3df9bec5 LP |
508 | assert(n); |
509 | assert(lvalue); | |
510 | assert(rvalue); | |
6192b846 | 511 | |
3df9bec5 LP |
512 | if (isempty(rvalue)) { |
513 | n->search_domains = strv_free(n->search_domains); | |
514 | n->route_domains = strv_free(n->route_domains); | |
515 | return 0; | |
516 | } | |
67272d15 | 517 | |
3df9bec5 LP |
518 | p = rvalue; |
519 | for (;;) { | |
520 | _cleanup_free_ char *w = NULL, *normalized = NULL; | |
521 | const char *domain; | |
522 | bool is_route; | |
523 | ||
524 | r = extract_first_word(&p, &w, NULL, 0); | |
525 | if (r < 0) { | |
526 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract search or route domain, ignoring: %s", rvalue); | |
527 | break; | |
528 | } | |
529 | if (r == 0) | |
530 | break; | |
531 | ||
532 | is_route = w[0] == '~'; | |
533 | domain = is_route ? w + 1 : w; | |
534 | ||
535 | if (dns_name_is_root(domain) || streq(domain, "*")) { | |
536 | /* If the root domain appears as is, or the special token "*" is found, we'll consider this as | |
537 | * routing domain, unconditionally. */ | |
538 | is_route = true; | |
539 | domain = "."; /* make sure we don't allow empty strings, thus write the root domain as "." */ | |
540 | ||
541 | } else { | |
542 | r = dns_name_normalize(domain, &normalized); | |
543 | if (r < 0) { | |
544 | log_syntax(unit, LOG_ERR, filename, line, r, "'%s' is not a valid domain name, ignoring.", domain); | |
545 | continue; | |
546 | } | |
547 | ||
548 | domain = normalized; | |
549 | ||
550 | if (is_localhost(domain)) { | |
551 | 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 | 552 | continue; |
3df9bec5 | 553 | } |
37de2509 | 554 | } |
40274ed6 | 555 | |
3df9bec5 LP |
556 | if (is_route) { |
557 | r = strv_extend(&n->route_domains, domain); | |
558 | if (r < 0) | |
559 | return log_oom(); | |
40274ed6 | 560 | |
3df9bec5 LP |
561 | } else { |
562 | r = strv_extend(&n->search_domains, domain); | |
563 | if (r < 0) | |
564 | return log_oom(); | |
565 | } | |
40274ed6 | 566 | } |
f15b6e5a | 567 | |
3df9bec5 LP |
568 | strv_uniq(n->route_domains); |
569 | strv_uniq(n->search_domains); | |
570 | ||
6192b846 TG |
571 | return 0; |
572 | } | |
573 | ||
7951dea2 SS |
574 | int config_parse_tunnel(const char *unit, |
575 | const char *filename, | |
576 | unsigned line, | |
577 | const char *section, | |
578 | unsigned section_line, | |
579 | const char *lvalue, | |
580 | int ltype, | |
581 | const char *rvalue, | |
582 | void *data, | |
583 | void *userdata) { | |
584 | Network *network = userdata; | |
585 | NetDev *netdev; | |
586 | int r; | |
587 | ||
588 | assert(filename); | |
589 | assert(lvalue); | |
590 | assert(rvalue); | |
591 | assert(data); | |
592 | ||
593 | r = netdev_get(network->manager, rvalue, &netdev); | |
594 | if (r < 0) { | |
6a7a4e4d | 595 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
596 | return 0; |
597 | } | |
598 | ||
599 | if (netdev->kind != NETDEV_KIND_IPIP && | |
600 | netdev->kind != NETDEV_KIND_SIT && | |
a613382b | 601 | netdev->kind != NETDEV_KIND_GRE && |
1af2536a | 602 | netdev->kind != NETDEV_KIND_GRETAP && |
b16492f8 SS |
603 | netdev->kind != NETDEV_KIND_IP6GRE && |
604 | netdev->kind != NETDEV_KIND_IP6GRETAP && | |
855ee1a1 | 605 | netdev->kind != NETDEV_KIND_VTI && |
9011ce77 | 606 | netdev->kind != NETDEV_KIND_VTI6 && |
855ee1a1 SS |
607 | netdev->kind != NETDEV_KIND_IP6TNL |
608 | ) { | |
12ca818f | 609 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
610 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
611 | return 0; | |
612 | } | |
613 | ||
6a0a2f86 TG |
614 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
615 | if (r < 0) { | |
6a7a4e4d | 616 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
617 | return 0; |
618 | } | |
619 | ||
620 | netdev_ref(netdev); | |
7951dea2 SS |
621 | |
622 | return 0; | |
623 | } | |
bd8f6538 | 624 | |
d0d6a4cd TG |
625 | int config_parse_ipv4ll( |
626 | const char* unit, | |
627 | const char *filename, | |
628 | unsigned line, | |
629 | const char *section, | |
630 | unsigned section_line, | |
631 | const char *lvalue, | |
632 | int ltype, | |
633 | const char *rvalue, | |
634 | void *data, | |
635 | void *userdata) { | |
636 | ||
637 | AddressFamilyBoolean *link_local = data; | |
638 | ||
639 | assert(filename); | |
640 | assert(lvalue); | |
641 | assert(rvalue); | |
642 | assert(data); | |
643 | ||
644 | /* Note that this is mostly like | |
645 | * config_parse_address_family_boolean(), except that it | |
646 | * applies only to IPv4 */ | |
647 | ||
5883ff60 | 648 | SET_FLAG(*link_local, ADDRESS_FAMILY_IPV4, parse_boolean(rvalue)); |
d0d6a4cd TG |
649 | |
650 | return 0; | |
651 | } | |
652 | ||
bd8f6538 TG |
653 | int config_parse_dhcp( |
654 | const char* unit, | |
655 | const char *filename, | |
656 | unsigned line, | |
657 | const char *section, | |
658 | unsigned section_line, | |
659 | const char *lvalue, | |
660 | int ltype, | |
661 | const char *rvalue, | |
662 | void *data, | |
663 | void *userdata) { | |
664 | ||
cb9fc36a | 665 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
666 | |
667 | assert(filename); | |
668 | assert(lvalue); | |
669 | assert(rvalue); | |
670 | assert(data); | |
671 | ||
769d324c LP |
672 | /* Note that this is mostly like |
673 | * config_parse_address_family_boolean(), except that it | |
674 | * understands some old names for the enum values */ | |
675 | ||
cb9fc36a LP |
676 | s = address_family_boolean_from_string(rvalue); |
677 | if (s < 0) { | |
678 | ||
679 | /* Previously, we had a slightly different enum here, | |
680 | * support its values for compatbility. */ | |
681 | ||
682 | if (streq(rvalue, "none")) | |
683 | s = ADDRESS_FAMILY_NO; | |
684 | else if (streq(rvalue, "v4")) | |
685 | s = ADDRESS_FAMILY_IPV4; | |
686 | else if (streq(rvalue, "v6")) | |
687 | s = ADDRESS_FAMILY_IPV6; | |
688 | else if (streq(rvalue, "both")) | |
689 | s = ADDRESS_FAMILY_YES; | |
690 | else { | |
12ca818f | 691 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
692 | return 0; |
693 | } | |
bd8f6538 TG |
694 | } |
695 | ||
cb9fc36a | 696 | *dhcp = s; |
bd8f6538 TG |
697 | return 0; |
698 | } | |
699 | ||
3e43b2cd JJ |
700 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
701 | [DHCP_CLIENT_ID_MAC] = "mac", | |
702 | [DHCP_CLIENT_ID_DUID] = "duid" | |
703 | }; | |
704 | ||
705 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DCHPClientIdentifier); | |
706 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DCHPClientIdentifier, "Failed to parse client identifier type"); | |
707 | ||
60c35566 | 708 | int config_parse_ipv6token( |
7f77697a TG |
709 | const char* unit, |
710 | const char *filename, | |
711 | unsigned line, | |
712 | const char *section, | |
713 | unsigned section_line, | |
714 | const char *lvalue, | |
715 | int ltype, | |
716 | const char *rvalue, | |
717 | void *data, | |
718 | void *userdata) { | |
719 | ||
720 | union in_addr_union buffer; | |
721 | struct in6_addr *token = data; | |
722 | int r; | |
723 | ||
724 | assert(filename); | |
725 | assert(lvalue); | |
726 | assert(rvalue); | |
727 | assert(token); | |
728 | ||
729 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
730 | if (r < 0) { | |
6a7a4e4d | 731 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
732 | return 0; |
733 | } | |
734 | ||
735 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 736 | if (r != 0) { |
6a7a4e4d | 737 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token can not be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
738 | return 0; |
739 | } | |
740 | ||
741 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
12ca818f | 742 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token can not be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
743 | return 0; |
744 | } | |
745 | ||
746 | *token = buffer.in6; | |
747 | ||
748 | return 0; | |
749 | } | |
8add5f79 | 750 | |
49092e22 | 751 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
752 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
753 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
754 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
755 | }; |
756 | ||
757 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
758 | ||
759 | int config_parse_ipv6_privacy_extensions( | |
760 | const char* unit, | |
761 | const char *filename, | |
762 | unsigned line, | |
763 | const char *section, | |
764 | unsigned section_line, | |
765 | const char *lvalue, | |
766 | int ltype, | |
767 | const char *rvalue, | |
768 | void *data, | |
769 | void *userdata) { | |
770 | ||
771 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
772 | int k; | |
773 | ||
774 | assert(filename); | |
775 | assert(lvalue); | |
776 | assert(rvalue); | |
777 | assert(ipv6_privacy_extensions); | |
778 | ||
779 | /* Our enum shall be a superset of booleans, hence first try | |
780 | * to parse as boolean, and then as enum */ | |
781 | ||
782 | k = parse_boolean(rvalue); | |
783 | if (k > 0) | |
1f0d9695 | 784 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 785 | else if (k == 0) |
1f0d9695 | 786 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 787 | else { |
1f0d9695 | 788 | IPv6PrivacyExtensions s; |
49092e22 SS |
789 | |
790 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
791 | if (s < 0) { |
792 | ||
793 | if (streq(rvalue, "kernel")) | |
794 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
795 | else { | |
12ca818f | 796 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
797 | return 0; |
798 | } | |
49092e22 SS |
799 | } |
800 | ||
801 | *ipv6_privacy_extensions = s; | |
802 | } | |
803 | ||
804 | return 0; | |
805 | } | |
a7d0ef44 | 806 | |
1ac608c9 LP |
807 | int config_parse_hostname( |
808 | const char *unit, | |
809 | const char *filename, | |
810 | unsigned line, | |
811 | const char *section, | |
812 | unsigned section_line, | |
813 | const char *lvalue, | |
814 | int ltype, | |
815 | const char *rvalue, | |
816 | void *data, | |
817 | void *userdata) { | |
818 | ||
819 | char **hostname = data, *hn = NULL; | |
a7d0ef44 SS |
820 | int r; |
821 | ||
822 | assert(filename); | |
823 | assert(lvalue); | |
824 | assert(rvalue); | |
825 | ||
1ac608c9 | 826 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
827 | if (r < 0) |
828 | return r; | |
829 | ||
1ac608c9 | 830 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 831 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
832 | free(hn); |
833 | return 0; | |
834 | } | |
835 | ||
1ac608c9 | 836 | free(*hostname); |
ae691c1d | 837 | *hostname = hostname_cleanup(hn); |
a7d0ef44 SS |
838 | return 0; |
839 | } | |
8eb9058d LP |
840 | |
841 | int config_parse_timezone( | |
842 | const char *unit, | |
843 | const char *filename, | |
844 | unsigned line, | |
845 | const char *section, | |
846 | unsigned section_line, | |
847 | const char *lvalue, | |
848 | int ltype, | |
849 | const char *rvalue, | |
850 | void *data, | |
851 | void *userdata) { | |
852 | ||
64d6c229 | 853 | char **datap = data, *tz = NULL; |
8eb9058d LP |
854 | int r; |
855 | ||
856 | assert(filename); | |
857 | assert(lvalue); | |
858 | assert(rvalue); | |
859 | ||
860 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
861 | if (r < 0) | |
862 | return r; | |
863 | ||
864 | if (!timezone_is_valid(tz)) { | |
12ca818f | 865 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
866 | free(tz); |
867 | return 0; | |
868 | } | |
869 | ||
64d6c229 TA |
870 | free(*datap); |
871 | *datap = tz; | |
8eb9058d LP |
872 | |
873 | return 0; | |
874 | } | |
1a04db0f LP |
875 | |
876 | int config_parse_dhcp_server_dns( | |
877 | const char *unit, | |
878 | const char *filename, | |
879 | unsigned line, | |
880 | const char *section, | |
881 | unsigned section_line, | |
882 | const char *lvalue, | |
883 | int ltype, | |
884 | const char *rvalue, | |
885 | void *data, | |
886 | void *userdata) { | |
887 | ||
888 | Network *n = data; | |
889 | const char *p = rvalue; | |
890 | int r; | |
891 | ||
892 | assert(filename); | |
893 | assert(lvalue); | |
894 | assert(rvalue); | |
895 | ||
896 | for (;;) { | |
897 | _cleanup_free_ char *w = NULL; | |
898 | struct in_addr a, *m; | |
899 | ||
900 | r = extract_first_word(&p, &w, NULL, 0); | |
901 | if (r < 0) { | |
902 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
903 | return 0; | |
904 | } | |
905 | ||
906 | if (r == 0) | |
907 | return 0; | |
908 | ||
909 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 910 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
911 | continue; |
912 | } | |
913 | ||
914 | m = realloc(n->dhcp_server_dns, (n->n_dhcp_server_dns + 1) * sizeof(struct in_addr)); | |
915 | if (!m) | |
916 | return log_oom(); | |
917 | ||
918 | m[n->n_dhcp_server_dns++] = a; | |
919 | n->dhcp_server_dns = m; | |
920 | } | |
921 | } | |
922 | ||
923 | int config_parse_dhcp_server_ntp( | |
924 | const char *unit, | |
925 | const char *filename, | |
926 | unsigned line, | |
927 | const char *section, | |
928 | unsigned section_line, | |
929 | const char *lvalue, | |
930 | int ltype, | |
931 | const char *rvalue, | |
932 | void *data, | |
933 | void *userdata) { | |
934 | ||
935 | Network *n = data; | |
936 | const char *p = rvalue; | |
937 | int r; | |
938 | ||
939 | assert(filename); | |
940 | assert(lvalue); | |
941 | assert(rvalue); | |
942 | ||
943 | for (;;) { | |
944 | _cleanup_free_ char *w = NULL; | |
945 | struct in_addr a, *m; | |
946 | ||
947 | r = extract_first_word(&p, &w, NULL, 0); | |
948 | if (r < 0) { | |
12ca818f | 949 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
950 | return 0; |
951 | } | |
952 | ||
953 | if (r == 0) | |
954 | return 0; | |
955 | ||
956 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 957 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
958 | continue; |
959 | } | |
960 | ||
961 | m = realloc(n->dhcp_server_ntp, (n->n_dhcp_server_ntp + 1) * sizeof(struct in_addr)); | |
962 | if (!m) | |
963 | return log_oom(); | |
964 | ||
965 | m[n->n_dhcp_server_ntp++] = a; | |
966 | n->dhcp_server_ntp = m; | |
967 | } | |
968 | } | |
8a516214 LP |
969 | |
970 | int config_parse_dnssec_negative_trust_anchors( | |
971 | const char *unit, | |
972 | const char *filename, | |
973 | unsigned line, | |
974 | const char *section, | |
975 | unsigned section_line, | |
976 | const char *lvalue, | |
977 | int ltype, | |
978 | const char *rvalue, | |
979 | void *data, | |
980 | void *userdata) { | |
981 | ||
982 | const char *p = rvalue; | |
983 | Network *n = data; | |
984 | int r; | |
985 | ||
3df9bec5 | 986 | assert(n); |
8a516214 LP |
987 | assert(lvalue); |
988 | assert(rvalue); | |
989 | ||
990 | if (isempty(rvalue)) { | |
991 | n->dnssec_negative_trust_anchors = set_free_free(n->dnssec_negative_trust_anchors); | |
992 | return 0; | |
993 | } | |
994 | ||
995 | for (;;) { | |
996 | _cleanup_free_ char *w = NULL; | |
997 | ||
998 | r = extract_first_word(&p, &w, NULL, 0); | |
999 | if (r < 0) { | |
1000 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract negative trust anchor domain, ignoring: %s", rvalue); | |
1001 | break; | |
1002 | } | |
1003 | if (r == 0) | |
1004 | break; | |
1005 | ||
1006 | r = dns_name_is_valid(w); | |
1007 | if (r <= 0) { | |
1008 | log_syntax(unit, LOG_ERR, filename, line, r, "%s is not a valid domain name, ignoring.", w); | |
1009 | continue; | |
1010 | } | |
1011 | ||
cbbf38ae LP |
1012 | r = set_ensure_allocated(&n->dnssec_negative_trust_anchors, &dns_name_hash_ops); |
1013 | if (r < 0) | |
1014 | return log_oom(); | |
1015 | ||
8a516214 LP |
1016 | r = set_put(n->dnssec_negative_trust_anchors, w); |
1017 | if (r < 0) | |
1018 | return log_oom(); | |
1019 | if (r > 0) | |
1020 | w = NULL; | |
1021 | } | |
1022 | ||
1023 | return 0; | |
1024 | } | |
b2a81c0b LP |
1025 | |
1026 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_use_domains, dhcp_use_domains, DHCPUseDomains, "Failed to parse DHCP use domains setting"); | |
1027 | ||
1028 | static const char* const dhcp_use_domains_table[_DHCP_USE_DOMAINS_MAX] = { | |
1029 | [DHCP_USE_DOMAINS_NO] = "no", | |
1030 | [DHCP_USE_DOMAINS_ROUTE] = "route", | |
1031 | [DHCP_USE_DOMAINS_YES] = "yes", | |
1032 | }; | |
1033 | ||
1034 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dhcp_use_domains, DHCPUseDomains, DHCP_USE_DOMAINS_YES); | |
34437b4f LP |
1035 | |
1036 | DEFINE_CONFIG_PARSE_ENUM(config_parse_lldp_mode, lldp_mode, LLDPMode, "Failed to parse LLDP= setting."); | |
1037 | ||
1038 | static const char* const lldp_mode_table[_LLDP_MODE_MAX] = { | |
1039 | [LLDP_MODE_NO] = "no", | |
1040 | [LLDP_MODE_YES] = "yes", | |
1041 | [LLDP_MODE_ROUTERS_ONLY] = "routers-only", | |
1042 | }; | |
1043 | ||
1044 | DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(lldp_mode, LLDPMode, LLDP_MODE_YES); |