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f579559b TG |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2013 Tom Gundersen <teg@jklm.no> | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
69a93e7d | 22 | #include <ctype.h> |
987efa17 | 23 | #include <net/if.h> |
69a93e7d | 24 | |
f579559b TG |
25 | #include "conf-files.h" |
26 | #include "conf-parser.h" | |
37de2509 | 27 | #include "dns-domain.h" |
07630cea | 28 | #include "hostname-util.h" |
fc2f9534 | 29 | #include "network-internal.h" |
fc2f9534 | 30 | #include "networkd.h" |
07630cea LP |
31 | #include "string-util.h" |
32 | #include "util.h" | |
fc2f9534 | 33 | #include "networkd-network.h" |
f579559b TG |
34 | |
35 | static int network_load_one(Manager *manager, const char *filename) { | |
36 | _cleanup_network_free_ Network *network = NULL; | |
37 | _cleanup_fclose_ FILE *file = NULL; | |
dbffab87 | 38 | char *d; |
b3070dc0 TG |
39 | Route *route; |
40 | Address *address; | |
f579559b TG |
41 | int r; |
42 | ||
bf1bc670 TA |
43 | assert(manager); |
44 | assert(filename); | |
45 | ||
f579559b TG |
46 | file = fopen(filename, "re"); |
47 | if (!file) { | |
48 | if (errno == ENOENT) | |
49 | return 0; | |
50 | else | |
ecb08ec6 | 51 | return -errno; |
f579559b TG |
52 | } |
53 | ||
ed88bcfb ZJS |
54 | if (null_or_empty_fd(fileno(file))) { |
55 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
56 | return 0; |
57 | } | |
58 | ||
f579559b TG |
59 | network = new0(Network, 1); |
60 | if (!network) | |
61 | return log_oom(); | |
62 | ||
5a3eb5a7 TG |
63 | network->manager = manager; |
64 | ||
f048a16b TG |
65 | LIST_HEAD_INIT(network->static_addresses); |
66 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 67 | LIST_HEAD_INIT(network->static_fdb_entries); |
f579559b | 68 | |
d5099efc | 69 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 70 | if (!network->stacked_netdevs) |
326cb406 SS |
71 | return log_oom(); |
72 | ||
d5099efc | 73 | network->addresses_by_section = hashmap_new(NULL); |
6ae115c1 TG |
74 | if (!network->addresses_by_section) |
75 | return log_oom(); | |
76 | ||
d5099efc | 77 | network->routes_by_section = hashmap_new(NULL); |
6ae115c1 TG |
78 | if (!network->routes_by_section) |
79 | return log_oom(); | |
80 | ||
b98b483b AR |
81 | network->fdb_entries_by_section = hashmap_new(NULL); |
82 | if (!network->fdb_entries_by_section) | |
83 | return log_oom(); | |
84 | ||
6ae115c1 TG |
85 | network->filename = strdup(filename); |
86 | if (!network->filename) | |
87 | return log_oom(); | |
88 | ||
dbffab87 TG |
89 | network->name = strdup(basename(filename)); |
90 | if (!network->name) | |
91 | return log_oom(); | |
92 | ||
93 | d = strrchr(network->name, '.'); | |
94 | if (!d) | |
95 | return -EINVAL; | |
96 | ||
97 | assert(streq(d, ".network")); | |
98 | ||
99 | *d = '\0'; | |
100 | ||
cb9fc36a | 101 | network->dhcp = ADDRESS_FAMILY_NO; |
bcb7a07e | 102 | network->dhcp_ntp = true; |
5be4d38e | 103 | network->dhcp_dns = true; |
1346b1f0 | 104 | network->dhcp_hostname = true; |
e1ea665e | 105 | network->dhcp_routes = true; |
4cc7a82c | 106 | network->dhcp_sendhost = true; |
84b5b79a | 107 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
3e43b2cd | 108 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
5be4d38e | 109 | |
539f2a73 LP |
110 | network->dhcp_server_emit_dns = true; |
111 | network->dhcp_server_emit_ntp = true; | |
112 | network->dhcp_server_emit_timezone = true; | |
113 | ||
84c34096 | 114 | network->use_bpdu = true; |
23da66bb | 115 | network->allow_port_to_be_root = true; |
072f9e4a | 116 | network->unicast_flood = true; |
84c34096 | 117 | |
a7e5da6e | 118 | network->llmnr = RESOLVE_SUPPORT_YES; |
bd8f6538 | 119 | |
d0d6a4cd TG |
120 | network->link_local = ADDRESS_FAMILY_IPV6; |
121 | ||
1f0d9695 | 122 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
4f2e437a | 123 | network->ipv6_accept_ra = -1; |
8749cbcd | 124 | network->ipv6_dad_transmits = -1; |
49092e22 | 125 | |
e9f3d2d5 | 126 | r = config_parse(NULL, filename, file, |
c106cc36 TG |
127 | "Match\0" |
128 | "Link\0" | |
129 | "Network\0" | |
130 | "Address\0" | |
131 | "Route\0" | |
132 | "DHCP\0" | |
8eb9058d LP |
133 | "DHCPv4\0" /* compat */ |
134 | "DHCPServer\0" | |
b98b483b AR |
135 | "Bridge\0" |
136 | "BridgeFDB\0", | |
e9f3d2d5 | 137 | config_item_perf_lookup, network_network_gperf_lookup, |
36f822c4 ZJS |
138 | false, false, true, network); |
139 | if (r < 0) | |
f579559b | 140 | return r; |
f579559b | 141 | |
5a8bcb67 LP |
142 | /* IPMasquerade=yes implies IPForward=yes */ |
143 | if (network->ip_masquerade) | |
769d324c | 144 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 145 | |
f579559b | 146 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 147 | |
dbffab87 TG |
148 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
149 | if (r < 0) | |
150 | return r; | |
151 | ||
152 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
153 | if (r < 0) | |
154 | return r; | |
155 | ||
3d3d4255 | 156 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
157 | if (!route->family) { |
158 | log_warning("Route section without Gateway field configured in %s. " | |
159 | "Ignoring", filename); | |
160 | return 0; | |
161 | } | |
b3070dc0 TG |
162 | } |
163 | ||
3d3d4255 | 164 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
165 | if (!address->family) { |
166 | log_warning("Address section without Address field configured in %s. " | |
167 | "Ignoring", filename); | |
168 | return 0; | |
169 | } | |
170 | } | |
171 | ||
f579559b TG |
172 | network = NULL; |
173 | ||
174 | return 0; | |
175 | } | |
176 | ||
177 | int network_load(Manager *manager) { | |
178 | Network *network; | |
477e73b5 ZJS |
179 | _cleanup_strv_free_ char **files = NULL; |
180 | char **f; | |
f579559b TG |
181 | int r; |
182 | ||
183 | assert(manager); | |
184 | ||
185 | while ((network = manager->networks)) | |
186 | network_free(network); | |
187 | ||
2ad8416d | 188 | r = conf_files_list_strv(&files, ".network", NULL, network_dirs); |
f647962d MS |
189 | if (r < 0) |
190 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
191 | |
192 | STRV_FOREACH_BACKWARDS(f, files) { | |
193 | r = network_load_one(manager, *f); | |
194 | if (r < 0) | |
195 | return r; | |
196 | } | |
197 | ||
f579559b TG |
198 | return 0; |
199 | } | |
200 | ||
f579559b | 201 | void network_free(Network *network) { |
47e2dc31 | 202 | NetDev *netdev; |
f579559b TG |
203 | Route *route; |
204 | Address *address; | |
b98b483b | 205 | FdbEntry *fdb_entry; |
06f021a8 | 206 | Iterator i; |
f579559b TG |
207 | |
208 | if (!network) | |
209 | return; | |
210 | ||
211 | free(network->filename); | |
212 | ||
213 | free(network->match_mac); | |
5256e00e TG |
214 | strv_free(network->match_path); |
215 | strv_free(network->match_driver); | |
216 | strv_free(network->match_type); | |
217 | strv_free(network->match_name); | |
f579559b TG |
218 | |
219 | free(network->description); | |
edb85f0d | 220 | free(network->dhcp_vendor_class_identifier); |
a7d0ef44 | 221 | free(network->hostname); |
f579559b | 222 | |
c106cc36 TG |
223 | free(network->mac); |
224 | ||
b0e39c82 TG |
225 | strv_free(network->ntp); |
226 | strv_free(network->dns); | |
486d1a81 | 227 | strv_free(network->domains); |
0d4ad91d | 228 | strv_free(network->bind_carrier); |
3bef724f | 229 | |
47e2dc31 TG |
230 | netdev_unref(network->bridge); |
231 | ||
232 | netdev_unref(network->bond); | |
233 | ||
2c36be2f TG |
234 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
235 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 236 | netdev_unref(netdev); |
2c36be2f | 237 | } |
6a0a2f86 | 238 | hashmap_free(network->stacked_netdevs); |
326cb406 | 239 | |
f048a16b | 240 | while ((route = network->static_routes)) |
f579559b TG |
241 | route_free(route); |
242 | ||
f048a16b | 243 | while ((address = network->static_addresses)) |
f579559b TG |
244 | address_free(address); |
245 | ||
b98b483b AR |
246 | while ((fdb_entry = network->static_fdb_entries)) |
247 | fdb_entry_free(fdb_entry); | |
248 | ||
6ae115c1 TG |
249 | hashmap_free(network->addresses_by_section); |
250 | hashmap_free(network->routes_by_section); | |
b98b483b | 251 | hashmap_free(network->fdb_entries_by_section); |
6ae115c1 | 252 | |
dbffab87 TG |
253 | if (network->manager) { |
254 | if (network->manager->networks) | |
255 | LIST_REMOVE(networks, network->manager->networks, network); | |
256 | ||
257 | if (network->manager->networks_by_name) | |
258 | hashmap_remove(network->manager->networks_by_name, network->name); | |
259 | } | |
260 | ||
261 | free(network->name); | |
f579559b | 262 | |
79e16ce3 LP |
263 | condition_free_list(network->match_host); |
264 | condition_free_list(network->match_virt); | |
265 | condition_free_list(network->match_kernel); | |
266 | condition_free_list(network->match_arch); | |
267 | ||
8eb9058d | 268 | free(network->dhcp_server_timezone); |
1a04db0f LP |
269 | free(network->dhcp_server_dns); |
270 | free(network->dhcp_server_ntp); | |
8eb9058d | 271 | |
f579559b TG |
272 | free(network); |
273 | } | |
274 | ||
dbffab87 TG |
275 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
276 | Network *network; | |
277 | ||
278 | assert(manager); | |
279 | assert(name); | |
280 | assert(ret); | |
281 | ||
282 | network = hashmap_get(manager->networks_by_name, name); | |
283 | if (!network) | |
284 | return -ENOENT; | |
285 | ||
286 | *ret = network; | |
287 | ||
288 | return 0; | |
289 | } | |
290 | ||
505f8da7 TG |
291 | int network_get(Manager *manager, struct udev_device *device, |
292 | const char *ifname, const struct ether_addr *address, | |
293 | Network **ret) { | |
f579559b | 294 | Network *network; |
af3aa302 | 295 | struct udev_device *parent; |
24c083df | 296 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
f579559b TG |
297 | |
298 | assert(manager); | |
f579559b | 299 | assert(ret); |
af3aa302 | 300 | |
24c083df TG |
301 | if (device) { |
302 | path = udev_device_get_property_value(device, "ID_PATH"); | |
af3aa302 | 303 | |
24c083df TG |
304 | parent = udev_device_get_parent(device); |
305 | if (parent) | |
306 | parent_driver = udev_device_get_driver(parent); | |
af3aa302 | 307 | |
24c083df | 308 | driver = udev_device_get_property_value(device, "ID_NET_DRIVER"); |
af3aa302 | 309 | |
24c083df TG |
310 | devtype = udev_device_get_devtype(device); |
311 | } | |
f579559b | 312 | |
f579559b TG |
313 | LIST_FOREACH(networks, network, manager->networks) { |
314 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
315 | network->match_driver, network->match_type, |
316 | network->match_name, network->match_host, | |
317 | network->match_virt, network->match_kernel, | |
318 | network->match_arch, | |
af3aa302 TG |
319 | address, path, parent_driver, driver, |
320 | devtype, ifname)) { | |
24c083df | 321 | if (network->match_name && device) { |
ca6038b8 TG |
322 | const char *attr; |
323 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
324 | ||
32bc8adc | 325 | attr = udev_device_get_sysattr_value(device, "name_assign_type"); |
285760fe | 326 | if (attr) |
dc751688 | 327 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
328 | |
329 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
330 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
331 | ifname, network->filename); | |
32bc8adc | 332 | else |
a2fae7bb | 333 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 334 | } else |
a2fae7bb | 335 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 336 | |
f579559b TG |
337 | *ret = network; |
338 | return 0; | |
339 | } | |
340 | } | |
341 | ||
342 | *ret = NULL; | |
343 | ||
344 | return -ENOENT; | |
345 | } | |
346 | ||
347 | int network_apply(Manager *manager, Network *network, Link *link) { | |
f579559b TG |
348 | int r; |
349 | ||
f579559b TG |
350 | link->network = network; |
351 | ||
bfa695b5 TG |
352 | if (network->ipv4ll_route) { |
353 | Route *route; | |
354 | ||
355 | r = route_new_static(network, 0, &route); | |
356 | if (r < 0) | |
357 | return r; | |
358 | ||
359 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst_addr.in); | |
360 | if (r == 0) | |
361 | return -EINVAL; | |
362 | if (r < 0) | |
363 | return -errno; | |
364 | ||
365 | route->family = AF_INET; | |
366 | route->dst_prefixlen = 16; | |
367 | route->scope = RT_SCOPE_LINK; | |
368 | route->metrics = IPV4LL_ROUTE_METRIC; | |
369 | route->protocol = RTPROT_STATIC; | |
370 | } | |
371 | ||
84de38c5 TG |
372 | if (network->dns || network->ntp || network->domains) { |
373 | manager_dirty(manager); | |
374 | link_dirty(link); | |
3bef724f TG |
375 | } |
376 | ||
f579559b TG |
377 | return 0; |
378 | } | |
02b59d57 | 379 | |
69a93e7d | 380 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
381 | const char *filename, |
382 | unsigned line, | |
383 | const char *section, | |
384 | unsigned section_line, | |
385 | const char *lvalue, | |
386 | int ltype, | |
387 | const char *rvalue, | |
388 | void *data, | |
389 | void *userdata) { | |
390 | Network *network = userdata; | |
31d0ac36 TG |
391 | _cleanup_free_ char *kind_string = NULL; |
392 | char *p; | |
1a436809 | 393 | NetDev *netdev; |
69a93e7d | 394 | NetDevKind kind; |
02b59d57 TG |
395 | int r; |
396 | ||
397 | assert(filename); | |
398 | assert(lvalue); | |
399 | assert(rvalue); | |
400 | assert(data); | |
401 | ||
69a93e7d TG |
402 | kind_string = strdup(lvalue); |
403 | if (!kind_string) | |
404 | return log_oom(); | |
52433f6b | 405 | |
69a93e7d TG |
406 | /* the keys are CamelCase versions of the kind */ |
407 | for (p = kind_string; *p; p++) | |
408 | *p = tolower(*p); | |
52433f6b | 409 | |
69a93e7d TG |
410 | kind = netdev_kind_from_string(kind_string); |
411 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 412 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
413 | return 0; |
414 | } | |
415 | ||
54abf461 TG |
416 | r = netdev_get(network->manager, rvalue, &netdev); |
417 | if (r < 0) { | |
12ca818f | 418 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
419 | return 0; |
420 | } | |
421 | ||
69a93e7d | 422 | if (netdev->kind != kind) { |
12ca818f | 423 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
424 | return 0; |
425 | } | |
426 | ||
69a93e7d TG |
427 | switch (kind) { |
428 | case NETDEV_KIND_BRIDGE: | |
429 | network->bridge = netdev; | |
54abf461 | 430 | |
69a93e7d TG |
431 | break; |
432 | case NETDEV_KIND_BOND: | |
433 | network->bond = netdev; | |
fe6b2d55 | 434 | |
69a93e7d TG |
435 | break; |
436 | case NETDEV_KIND_VLAN: | |
69a93e7d | 437 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 438 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 439 | case NETDEV_KIND_IPVLAN: |
326cb406 | 440 | case NETDEV_KIND_VXLAN: |
6a0a2f86 | 441 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 442 | if (r < 0) { |
12ca818f | 443 | log_syntax(unit, LOG_ERR, filename, line, r, "Can not add VLAN '%s' to network: %m", rvalue); |
326cb406 SS |
444 | return 0; |
445 | } | |
446 | ||
69a93e7d TG |
447 | break; |
448 | default: | |
449 | assert_not_reached("Can not parse NetDev"); | |
fe6b2d55 TG |
450 | } |
451 | ||
47e2dc31 TG |
452 | netdev_ref(netdev); |
453 | ||
fe6b2d55 TG |
454 | return 0; |
455 | } | |
7951dea2 | 456 | |
6192b846 TG |
457 | int config_parse_domains(const char *unit, |
458 | const char *filename, | |
459 | unsigned line, | |
460 | const char *section, | |
461 | unsigned section_line, | |
462 | const char *lvalue, | |
463 | int ltype, | |
464 | const char *rvalue, | |
465 | void *data, | |
466 | void *userdata) { | |
67272d15 | 467 | Network *network = userdata; |
6192b846 TG |
468 | char ***domains = data; |
469 | char **domain; | |
470 | int r; | |
471 | ||
472 | r = config_parse_strv(unit, filename, line, section, section_line, | |
473 | lvalue, ltype, rvalue, domains, userdata); | |
474 | if (r < 0) | |
475 | return r; | |
476 | ||
477 | strv_uniq(*domains); | |
f15b6e5a | 478 | network->wildcard_domain = !!strv_find(*domains, "*"); |
67272d15 | 479 | |
40274ed6 LP |
480 | STRV_FOREACH(domain, *domains) { |
481 | if (is_localhost(*domain)) | |
12ca818f | 482 | log_syntax(unit, LOG_ERR, filename, line, 0, "'localhost' domain names may not be configured, ignoring assignment: %s", *domain); |
37de2509 NO |
483 | else { |
484 | r = dns_name_is_valid(*domain); | |
485 | if (r <= 0 && !streq(*domain, "*")) { | |
486 | if (r < 0) | |
487 | log_error_errno(r, "Failed to validate domain name: %s: %m", *domain); | |
488 | if (r == 0) | |
489 | log_warning("Domain name is not valid, ignoring assignment: %s", *domain); | |
490 | } else | |
491 | continue; | |
492 | } | |
40274ed6 LP |
493 | |
494 | strv_remove(*domains, *domain); | |
495 | ||
496 | /* We removed one entry, make sure we don't skip the next one */ | |
497 | domain--; | |
498 | } | |
f15b6e5a | 499 | |
6192b846 TG |
500 | return 0; |
501 | } | |
502 | ||
7951dea2 SS |
503 | int config_parse_tunnel(const char *unit, |
504 | const char *filename, | |
505 | unsigned line, | |
506 | const char *section, | |
507 | unsigned section_line, | |
508 | const char *lvalue, | |
509 | int ltype, | |
510 | const char *rvalue, | |
511 | void *data, | |
512 | void *userdata) { | |
513 | Network *network = userdata; | |
514 | NetDev *netdev; | |
515 | int r; | |
516 | ||
517 | assert(filename); | |
518 | assert(lvalue); | |
519 | assert(rvalue); | |
520 | assert(data); | |
521 | ||
522 | r = netdev_get(network->manager, rvalue, &netdev); | |
523 | if (r < 0) { | |
6a7a4e4d | 524 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
525 | return 0; |
526 | } | |
527 | ||
528 | if (netdev->kind != NETDEV_KIND_IPIP && | |
529 | netdev->kind != NETDEV_KIND_SIT && | |
a613382b | 530 | netdev->kind != NETDEV_KIND_GRE && |
1af2536a | 531 | netdev->kind != NETDEV_KIND_GRETAP && |
b16492f8 SS |
532 | netdev->kind != NETDEV_KIND_IP6GRE && |
533 | netdev->kind != NETDEV_KIND_IP6GRETAP && | |
855ee1a1 | 534 | netdev->kind != NETDEV_KIND_VTI && |
9011ce77 | 535 | netdev->kind != NETDEV_KIND_VTI6 && |
855ee1a1 SS |
536 | netdev->kind != NETDEV_KIND_IP6TNL |
537 | ) { | |
12ca818f | 538 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
539 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
540 | return 0; | |
541 | } | |
542 | ||
6a0a2f86 TG |
543 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
544 | if (r < 0) { | |
6a7a4e4d | 545 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
546 | return 0; |
547 | } | |
548 | ||
549 | netdev_ref(netdev); | |
7951dea2 SS |
550 | |
551 | return 0; | |
552 | } | |
bd8f6538 | 553 | |
d0d6a4cd TG |
554 | int config_parse_ipv4ll( |
555 | const char* unit, | |
556 | const char *filename, | |
557 | unsigned line, | |
558 | const char *section, | |
559 | unsigned section_line, | |
560 | const char *lvalue, | |
561 | int ltype, | |
562 | const char *rvalue, | |
563 | void *data, | |
564 | void *userdata) { | |
565 | ||
566 | AddressFamilyBoolean *link_local = data; | |
567 | ||
568 | assert(filename); | |
569 | assert(lvalue); | |
570 | assert(rvalue); | |
571 | assert(data); | |
572 | ||
573 | /* Note that this is mostly like | |
574 | * config_parse_address_family_boolean(), except that it | |
575 | * applies only to IPv4 */ | |
576 | ||
577 | if (parse_boolean(rvalue)) | |
578 | *link_local |= ADDRESS_FAMILY_IPV4; | |
579 | else | |
580 | *link_local &= ~ADDRESS_FAMILY_IPV4; | |
581 | ||
582 | return 0; | |
583 | } | |
584 | ||
bd8f6538 TG |
585 | int config_parse_dhcp( |
586 | const char* unit, | |
587 | const char *filename, | |
588 | unsigned line, | |
589 | const char *section, | |
590 | unsigned section_line, | |
591 | const char *lvalue, | |
592 | int ltype, | |
593 | const char *rvalue, | |
594 | void *data, | |
595 | void *userdata) { | |
596 | ||
cb9fc36a | 597 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
598 | |
599 | assert(filename); | |
600 | assert(lvalue); | |
601 | assert(rvalue); | |
602 | assert(data); | |
603 | ||
769d324c LP |
604 | /* Note that this is mostly like |
605 | * config_parse_address_family_boolean(), except that it | |
606 | * understands some old names for the enum values */ | |
607 | ||
cb9fc36a LP |
608 | s = address_family_boolean_from_string(rvalue); |
609 | if (s < 0) { | |
610 | ||
611 | /* Previously, we had a slightly different enum here, | |
612 | * support its values for compatbility. */ | |
613 | ||
614 | if (streq(rvalue, "none")) | |
615 | s = ADDRESS_FAMILY_NO; | |
616 | else if (streq(rvalue, "v4")) | |
617 | s = ADDRESS_FAMILY_IPV4; | |
618 | else if (streq(rvalue, "v6")) | |
619 | s = ADDRESS_FAMILY_IPV6; | |
620 | else if (streq(rvalue, "both")) | |
621 | s = ADDRESS_FAMILY_YES; | |
622 | else { | |
12ca818f | 623 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
624 | return 0; |
625 | } | |
bd8f6538 TG |
626 | } |
627 | ||
cb9fc36a | 628 | *dhcp = s; |
bd8f6538 TG |
629 | return 0; |
630 | } | |
631 | ||
3e43b2cd JJ |
632 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
633 | [DHCP_CLIENT_ID_MAC] = "mac", | |
634 | [DHCP_CLIENT_ID_DUID] = "duid" | |
635 | }; | |
636 | ||
637 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DCHPClientIdentifier); | |
638 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DCHPClientIdentifier, "Failed to parse client identifier type"); | |
639 | ||
60c35566 | 640 | int config_parse_ipv6token( |
7f77697a TG |
641 | const char* unit, |
642 | const char *filename, | |
643 | unsigned line, | |
644 | const char *section, | |
645 | unsigned section_line, | |
646 | const char *lvalue, | |
647 | int ltype, | |
648 | const char *rvalue, | |
649 | void *data, | |
650 | void *userdata) { | |
651 | ||
652 | union in_addr_union buffer; | |
653 | struct in6_addr *token = data; | |
654 | int r; | |
655 | ||
656 | assert(filename); | |
657 | assert(lvalue); | |
658 | assert(rvalue); | |
659 | assert(token); | |
660 | ||
661 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
662 | if (r < 0) { | |
6a7a4e4d | 663 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
664 | return 0; |
665 | } | |
666 | ||
667 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 668 | if (r != 0) { |
6a7a4e4d | 669 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token can not be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
670 | return 0; |
671 | } | |
672 | ||
673 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
12ca818f | 674 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token can not be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
675 | return 0; |
676 | } | |
677 | ||
678 | *token = buffer.in6; | |
679 | ||
680 | return 0; | |
681 | } | |
8add5f79 | 682 | |
49092e22 | 683 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
684 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
685 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
686 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
687 | }; |
688 | ||
689 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
690 | ||
691 | int config_parse_ipv6_privacy_extensions( | |
692 | const char* unit, | |
693 | const char *filename, | |
694 | unsigned line, | |
695 | const char *section, | |
696 | unsigned section_line, | |
697 | const char *lvalue, | |
698 | int ltype, | |
699 | const char *rvalue, | |
700 | void *data, | |
701 | void *userdata) { | |
702 | ||
703 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
704 | int k; | |
705 | ||
706 | assert(filename); | |
707 | assert(lvalue); | |
708 | assert(rvalue); | |
709 | assert(ipv6_privacy_extensions); | |
710 | ||
711 | /* Our enum shall be a superset of booleans, hence first try | |
712 | * to parse as boolean, and then as enum */ | |
713 | ||
714 | k = parse_boolean(rvalue); | |
715 | if (k > 0) | |
1f0d9695 | 716 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 717 | else if (k == 0) |
1f0d9695 | 718 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 719 | else { |
1f0d9695 | 720 | IPv6PrivacyExtensions s; |
49092e22 SS |
721 | |
722 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
723 | if (s < 0) { |
724 | ||
725 | if (streq(rvalue, "kernel")) | |
726 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
727 | else { | |
12ca818f | 728 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
729 | return 0; |
730 | } | |
49092e22 SS |
731 | } |
732 | ||
733 | *ipv6_privacy_extensions = s; | |
734 | } | |
735 | ||
736 | return 0; | |
737 | } | |
a7d0ef44 | 738 | |
1ac608c9 LP |
739 | int config_parse_hostname( |
740 | const char *unit, | |
741 | const char *filename, | |
742 | unsigned line, | |
743 | const char *section, | |
744 | unsigned section_line, | |
745 | const char *lvalue, | |
746 | int ltype, | |
747 | const char *rvalue, | |
748 | void *data, | |
749 | void *userdata) { | |
750 | ||
751 | char **hostname = data, *hn = NULL; | |
a7d0ef44 SS |
752 | int r; |
753 | ||
754 | assert(filename); | |
755 | assert(lvalue); | |
756 | assert(rvalue); | |
757 | ||
1ac608c9 | 758 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
759 | if (r < 0) |
760 | return r; | |
761 | ||
1ac608c9 | 762 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 763 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
764 | free(hn); |
765 | return 0; | |
766 | } | |
767 | ||
1ac608c9 | 768 | free(*hostname); |
ae691c1d | 769 | *hostname = hostname_cleanup(hn); |
a7d0ef44 SS |
770 | return 0; |
771 | } | |
8eb9058d LP |
772 | |
773 | int config_parse_timezone( | |
774 | const char *unit, | |
775 | const char *filename, | |
776 | unsigned line, | |
777 | const char *section, | |
778 | unsigned section_line, | |
779 | const char *lvalue, | |
780 | int ltype, | |
781 | const char *rvalue, | |
782 | void *data, | |
783 | void *userdata) { | |
784 | ||
64d6c229 | 785 | char **datap = data, *tz = NULL; |
8eb9058d LP |
786 | int r; |
787 | ||
788 | assert(filename); | |
789 | assert(lvalue); | |
790 | assert(rvalue); | |
791 | ||
792 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
793 | if (r < 0) | |
794 | return r; | |
795 | ||
796 | if (!timezone_is_valid(tz)) { | |
12ca818f | 797 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
798 | free(tz); |
799 | return 0; | |
800 | } | |
801 | ||
64d6c229 TA |
802 | free(*datap); |
803 | *datap = tz; | |
8eb9058d LP |
804 | |
805 | return 0; | |
806 | } | |
1a04db0f LP |
807 | |
808 | int config_parse_dhcp_server_dns( | |
809 | const char *unit, | |
810 | const char *filename, | |
811 | unsigned line, | |
812 | const char *section, | |
813 | unsigned section_line, | |
814 | const char *lvalue, | |
815 | int ltype, | |
816 | const char *rvalue, | |
817 | void *data, | |
818 | void *userdata) { | |
819 | ||
820 | Network *n = data; | |
821 | const char *p = rvalue; | |
822 | int r; | |
823 | ||
824 | assert(filename); | |
825 | assert(lvalue); | |
826 | assert(rvalue); | |
827 | ||
828 | for (;;) { | |
829 | _cleanup_free_ char *w = NULL; | |
830 | struct in_addr a, *m; | |
831 | ||
832 | r = extract_first_word(&p, &w, NULL, 0); | |
833 | if (r < 0) { | |
834 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
835 | return 0; | |
836 | } | |
837 | ||
838 | if (r == 0) | |
839 | return 0; | |
840 | ||
841 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 842 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
843 | continue; |
844 | } | |
845 | ||
846 | m = realloc(n->dhcp_server_dns, (n->n_dhcp_server_dns + 1) * sizeof(struct in_addr)); | |
847 | if (!m) | |
848 | return log_oom(); | |
849 | ||
850 | m[n->n_dhcp_server_dns++] = a; | |
851 | n->dhcp_server_dns = m; | |
852 | } | |
853 | } | |
854 | ||
855 | int config_parse_dhcp_server_ntp( | |
856 | const char *unit, | |
857 | const char *filename, | |
858 | unsigned line, | |
859 | const char *section, | |
860 | unsigned section_line, | |
861 | const char *lvalue, | |
862 | int ltype, | |
863 | const char *rvalue, | |
864 | void *data, | |
865 | void *userdata) { | |
866 | ||
867 | Network *n = data; | |
868 | const char *p = rvalue; | |
869 | int r; | |
870 | ||
871 | assert(filename); | |
872 | assert(lvalue); | |
873 | assert(rvalue); | |
874 | ||
875 | for (;;) { | |
876 | _cleanup_free_ char *w = NULL; | |
877 | struct in_addr a, *m; | |
878 | ||
879 | r = extract_first_word(&p, &w, NULL, 0); | |
880 | if (r < 0) { | |
12ca818f | 881 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
882 | return 0; |
883 | } | |
884 | ||
885 | if (r == 0) | |
886 | return 0; | |
887 | ||
888 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 889 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
890 | continue; |
891 | } | |
892 | ||
893 | m = realloc(n->dhcp_server_ntp, (n->n_dhcp_server_ntp + 1) * sizeof(struct in_addr)); | |
894 | if (!m) | |
895 | return log_oom(); | |
896 | ||
897 | m[n->n_dhcp_server_ntp++] = a; | |
898 | n->dhcp_server_ntp = m; | |
899 | } | |
900 | } |