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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" |
3ffd4af2 | 28 | #include "fd-util.h" |
07630cea | 29 | #include "hostname-util.h" |
fc2f9534 | 30 | #include "network-internal.h" |
3ffd4af2 | 31 | #include "networkd-network.h" |
fc2f9534 | 32 | #include "networkd.h" |
6bedfcbb | 33 | #include "parse-util.h" |
07630cea LP |
34 | #include "string-util.h" |
35 | #include "util.h" | |
f579559b TG |
36 | |
37 | static int network_load_one(Manager *manager, const char *filename) { | |
38 | _cleanup_network_free_ Network *network = NULL; | |
39 | _cleanup_fclose_ FILE *file = NULL; | |
dbffab87 | 40 | char *d; |
b3070dc0 TG |
41 | Route *route; |
42 | Address *address; | |
f579559b TG |
43 | int r; |
44 | ||
bf1bc670 TA |
45 | assert(manager); |
46 | assert(filename); | |
47 | ||
f579559b TG |
48 | file = fopen(filename, "re"); |
49 | if (!file) { | |
50 | if (errno == ENOENT) | |
51 | return 0; | |
52 | else | |
ecb08ec6 | 53 | return -errno; |
f579559b TG |
54 | } |
55 | ||
ed88bcfb ZJS |
56 | if (null_or_empty_fd(fileno(file))) { |
57 | log_debug("Skipping empty file: %s", filename); | |
6916ec29 TG |
58 | return 0; |
59 | } | |
60 | ||
f579559b TG |
61 | network = new0(Network, 1); |
62 | if (!network) | |
63 | return log_oom(); | |
64 | ||
5a3eb5a7 TG |
65 | network->manager = manager; |
66 | ||
f048a16b TG |
67 | LIST_HEAD_INIT(network->static_addresses); |
68 | LIST_HEAD_INIT(network->static_routes); | |
b98b483b | 69 | LIST_HEAD_INIT(network->static_fdb_entries); |
f579559b | 70 | |
d5099efc | 71 | network->stacked_netdevs = hashmap_new(&string_hash_ops); |
6a0a2f86 | 72 | if (!network->stacked_netdevs) |
326cb406 SS |
73 | return log_oom(); |
74 | ||
d5099efc | 75 | network->addresses_by_section = hashmap_new(NULL); |
6ae115c1 TG |
76 | if (!network->addresses_by_section) |
77 | return log_oom(); | |
78 | ||
d5099efc | 79 | network->routes_by_section = hashmap_new(NULL); |
6ae115c1 TG |
80 | if (!network->routes_by_section) |
81 | return log_oom(); | |
82 | ||
b98b483b AR |
83 | network->fdb_entries_by_section = hashmap_new(NULL); |
84 | if (!network->fdb_entries_by_section) | |
85 | return log_oom(); | |
86 | ||
6ae115c1 TG |
87 | network->filename = strdup(filename); |
88 | if (!network->filename) | |
89 | return log_oom(); | |
90 | ||
dbffab87 TG |
91 | network->name = strdup(basename(filename)); |
92 | if (!network->name) | |
93 | return log_oom(); | |
94 | ||
95 | d = strrchr(network->name, '.'); | |
96 | if (!d) | |
97 | return -EINVAL; | |
98 | ||
99 | assert(streq(d, ".network")); | |
100 | ||
101 | *d = '\0'; | |
102 | ||
cb9fc36a | 103 | network->dhcp = ADDRESS_FAMILY_NO; |
bcb7a07e | 104 | network->dhcp_ntp = true; |
5be4d38e | 105 | network->dhcp_dns = true; |
1346b1f0 | 106 | network->dhcp_hostname = true; |
e1ea665e | 107 | network->dhcp_routes = true; |
4cc7a82c | 108 | network->dhcp_sendhost = true; |
84b5b79a | 109 | network->dhcp_route_metric = DHCP_ROUTE_METRIC; |
3e43b2cd | 110 | network->dhcp_client_identifier = DHCP_CLIENT_ID_DUID; |
5be4d38e | 111 | |
539f2a73 LP |
112 | network->dhcp_server_emit_dns = true; |
113 | network->dhcp_server_emit_ntp = true; | |
114 | network->dhcp_server_emit_timezone = true; | |
115 | ||
84c34096 | 116 | network->use_bpdu = true; |
23da66bb | 117 | network->allow_port_to_be_root = true; |
072f9e4a | 118 | network->unicast_flood = true; |
84c34096 | 119 | |
a7e5da6e | 120 | network->llmnr = RESOLVE_SUPPORT_YES; |
bd8f6538 | 121 | |
d0d6a4cd TG |
122 | network->link_local = ADDRESS_FAMILY_IPV6; |
123 | ||
1f0d9695 | 124 | network->ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
4f2e437a | 125 | network->ipv6_accept_ra = -1; |
8749cbcd | 126 | network->ipv6_dad_transmits = -1; |
49092e22 | 127 | |
e9f3d2d5 | 128 | r = config_parse(NULL, filename, file, |
c106cc36 TG |
129 | "Match\0" |
130 | "Link\0" | |
131 | "Network\0" | |
132 | "Address\0" | |
133 | "Route\0" | |
134 | "DHCP\0" | |
8eb9058d LP |
135 | "DHCPv4\0" /* compat */ |
136 | "DHCPServer\0" | |
b98b483b AR |
137 | "Bridge\0" |
138 | "BridgeFDB\0", | |
e9f3d2d5 | 139 | config_item_perf_lookup, network_network_gperf_lookup, |
36f822c4 ZJS |
140 | false, false, true, network); |
141 | if (r < 0) | |
f579559b | 142 | return r; |
f579559b | 143 | |
5a8bcb67 LP |
144 | /* IPMasquerade=yes implies IPForward=yes */ |
145 | if (network->ip_masquerade) | |
769d324c | 146 | network->ip_forward |= ADDRESS_FAMILY_IPV4; |
5a8bcb67 | 147 | |
f579559b | 148 | LIST_PREPEND(networks, manager->networks, network); |
b3070dc0 | 149 | |
dbffab87 TG |
150 | r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops); |
151 | if (r < 0) | |
152 | return r; | |
153 | ||
154 | r = hashmap_put(manager->networks_by_name, network->name, network); | |
155 | if (r < 0) | |
156 | return r; | |
157 | ||
3d3d4255 | 158 | LIST_FOREACH(routes, route, network->static_routes) { |
b3070dc0 TG |
159 | if (!route->family) { |
160 | log_warning("Route section without Gateway field configured in %s. " | |
161 | "Ignoring", filename); | |
162 | return 0; | |
163 | } | |
b3070dc0 TG |
164 | } |
165 | ||
3d3d4255 | 166 | LIST_FOREACH(addresses, address, network->static_addresses) { |
b3070dc0 TG |
167 | if (!address->family) { |
168 | log_warning("Address section without Address field configured in %s. " | |
169 | "Ignoring", filename); | |
170 | return 0; | |
171 | } | |
172 | } | |
173 | ||
f579559b TG |
174 | network = NULL; |
175 | ||
176 | return 0; | |
177 | } | |
178 | ||
179 | int network_load(Manager *manager) { | |
180 | Network *network; | |
477e73b5 ZJS |
181 | _cleanup_strv_free_ char **files = NULL; |
182 | char **f; | |
f579559b TG |
183 | int r; |
184 | ||
185 | assert(manager); | |
186 | ||
187 | while ((network = manager->networks)) | |
188 | network_free(network); | |
189 | ||
2ad8416d | 190 | r = conf_files_list_strv(&files, ".network", NULL, network_dirs); |
f647962d MS |
191 | if (r < 0) |
192 | return log_error_errno(r, "Failed to enumerate network files: %m"); | |
f579559b TG |
193 | |
194 | STRV_FOREACH_BACKWARDS(f, files) { | |
195 | r = network_load_one(manager, *f); | |
196 | if (r < 0) | |
197 | return r; | |
198 | } | |
199 | ||
f579559b TG |
200 | return 0; |
201 | } | |
202 | ||
f579559b | 203 | void network_free(Network *network) { |
47e2dc31 | 204 | NetDev *netdev; |
f579559b TG |
205 | Route *route; |
206 | Address *address; | |
b98b483b | 207 | FdbEntry *fdb_entry; |
06f021a8 | 208 | Iterator i; |
f579559b TG |
209 | |
210 | if (!network) | |
211 | return; | |
212 | ||
213 | free(network->filename); | |
214 | ||
215 | free(network->match_mac); | |
5256e00e TG |
216 | strv_free(network->match_path); |
217 | strv_free(network->match_driver); | |
218 | strv_free(network->match_type); | |
219 | strv_free(network->match_name); | |
f579559b TG |
220 | |
221 | free(network->description); | |
edb85f0d | 222 | free(network->dhcp_vendor_class_identifier); |
a7d0ef44 | 223 | free(network->hostname); |
f579559b | 224 | |
c106cc36 TG |
225 | free(network->mac); |
226 | ||
b0e39c82 TG |
227 | strv_free(network->ntp); |
228 | strv_free(network->dns); | |
486d1a81 | 229 | strv_free(network->domains); |
0d4ad91d | 230 | strv_free(network->bind_carrier); |
3bef724f | 231 | |
47e2dc31 TG |
232 | netdev_unref(network->bridge); |
233 | ||
234 | netdev_unref(network->bond); | |
235 | ||
2c36be2f TG |
236 | HASHMAP_FOREACH(netdev, network->stacked_netdevs, i) { |
237 | hashmap_remove(network->stacked_netdevs, netdev->ifname); | |
326cb406 | 238 | netdev_unref(netdev); |
2c36be2f | 239 | } |
6a0a2f86 | 240 | hashmap_free(network->stacked_netdevs); |
326cb406 | 241 | |
f048a16b | 242 | while ((route = network->static_routes)) |
f579559b TG |
243 | route_free(route); |
244 | ||
f048a16b | 245 | while ((address = network->static_addresses)) |
f579559b TG |
246 | address_free(address); |
247 | ||
b98b483b AR |
248 | while ((fdb_entry = network->static_fdb_entries)) |
249 | fdb_entry_free(fdb_entry); | |
250 | ||
6ae115c1 TG |
251 | hashmap_free(network->addresses_by_section); |
252 | hashmap_free(network->routes_by_section); | |
b98b483b | 253 | hashmap_free(network->fdb_entries_by_section); |
6ae115c1 | 254 | |
dbffab87 TG |
255 | if (network->manager) { |
256 | if (network->manager->networks) | |
257 | LIST_REMOVE(networks, network->manager->networks, network); | |
258 | ||
259 | if (network->manager->networks_by_name) | |
260 | hashmap_remove(network->manager->networks_by_name, network->name); | |
261 | } | |
262 | ||
263 | free(network->name); | |
f579559b | 264 | |
79e16ce3 LP |
265 | condition_free_list(network->match_host); |
266 | condition_free_list(network->match_virt); | |
267 | condition_free_list(network->match_kernel); | |
268 | condition_free_list(network->match_arch); | |
269 | ||
8eb9058d | 270 | free(network->dhcp_server_timezone); |
1a04db0f LP |
271 | free(network->dhcp_server_dns); |
272 | free(network->dhcp_server_ntp); | |
8eb9058d | 273 | |
f579559b TG |
274 | free(network); |
275 | } | |
276 | ||
dbffab87 TG |
277 | int network_get_by_name(Manager *manager, const char *name, Network **ret) { |
278 | Network *network; | |
279 | ||
280 | assert(manager); | |
281 | assert(name); | |
282 | assert(ret); | |
283 | ||
284 | network = hashmap_get(manager->networks_by_name, name); | |
285 | if (!network) | |
286 | return -ENOENT; | |
287 | ||
288 | *ret = network; | |
289 | ||
290 | return 0; | |
291 | } | |
292 | ||
505f8da7 TG |
293 | int network_get(Manager *manager, struct udev_device *device, |
294 | const char *ifname, const struct ether_addr *address, | |
295 | Network **ret) { | |
f579559b | 296 | Network *network; |
af3aa302 | 297 | struct udev_device *parent; |
24c083df | 298 | const char *path = NULL, *parent_driver = NULL, *driver = NULL, *devtype = NULL; |
f579559b TG |
299 | |
300 | assert(manager); | |
f579559b | 301 | assert(ret); |
af3aa302 | 302 | |
24c083df TG |
303 | if (device) { |
304 | path = udev_device_get_property_value(device, "ID_PATH"); | |
af3aa302 | 305 | |
24c083df TG |
306 | parent = udev_device_get_parent(device); |
307 | if (parent) | |
308 | parent_driver = udev_device_get_driver(parent); | |
af3aa302 | 309 | |
24c083df | 310 | driver = udev_device_get_property_value(device, "ID_NET_DRIVER"); |
af3aa302 | 311 | |
24c083df TG |
312 | devtype = udev_device_get_devtype(device); |
313 | } | |
f579559b | 314 | |
f579559b TG |
315 | LIST_FOREACH(networks, network, manager->networks) { |
316 | if (net_match_config(network->match_mac, network->match_path, | |
505f8da7 TG |
317 | network->match_driver, network->match_type, |
318 | network->match_name, network->match_host, | |
319 | network->match_virt, network->match_kernel, | |
320 | network->match_arch, | |
af3aa302 TG |
321 | address, path, parent_driver, driver, |
322 | devtype, ifname)) { | |
24c083df | 323 | if (network->match_name && device) { |
ca6038b8 TG |
324 | const char *attr; |
325 | uint8_t name_assign_type = NET_NAME_UNKNOWN; | |
326 | ||
32bc8adc | 327 | attr = udev_device_get_sysattr_value(device, "name_assign_type"); |
285760fe | 328 | if (attr) |
dc751688 | 329 | (void) safe_atou8(attr, &name_assign_type); |
32bc8adc TG |
330 | |
331 | if (name_assign_type == NET_NAME_ENUM) | |
a2fae7bb TG |
332 | log_warning("%s: found matching network '%s', based on potentially unpredictable ifname", |
333 | ifname, network->filename); | |
32bc8adc | 334 | else |
a2fae7bb | 335 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 336 | } else |
a2fae7bb | 337 | log_debug("%s: found matching network '%s'", ifname, network->filename); |
32bc8adc | 338 | |
f579559b TG |
339 | *ret = network; |
340 | return 0; | |
341 | } | |
342 | } | |
343 | ||
344 | *ret = NULL; | |
345 | ||
346 | return -ENOENT; | |
347 | } | |
348 | ||
349 | int network_apply(Manager *manager, Network *network, Link *link) { | |
f579559b TG |
350 | int r; |
351 | ||
f579559b TG |
352 | link->network = network; |
353 | ||
bfa695b5 TG |
354 | if (network->ipv4ll_route) { |
355 | Route *route; | |
356 | ||
357 | r = route_new_static(network, 0, &route); | |
358 | if (r < 0) | |
359 | return r; | |
360 | ||
361 | r = inet_pton(AF_INET, "169.254.0.0", &route->dst_addr.in); | |
362 | if (r == 0) | |
363 | return -EINVAL; | |
364 | if (r < 0) | |
365 | return -errno; | |
366 | ||
367 | route->family = AF_INET; | |
368 | route->dst_prefixlen = 16; | |
369 | route->scope = RT_SCOPE_LINK; | |
370 | route->metrics = IPV4LL_ROUTE_METRIC; | |
371 | route->protocol = RTPROT_STATIC; | |
372 | } | |
373 | ||
84de38c5 TG |
374 | if (network->dns || network->ntp || network->domains) { |
375 | manager_dirty(manager); | |
376 | link_dirty(link); | |
3bef724f TG |
377 | } |
378 | ||
f579559b TG |
379 | return 0; |
380 | } | |
02b59d57 | 381 | |
69a93e7d | 382 | int config_parse_netdev(const char *unit, |
02b59d57 TG |
383 | const char *filename, |
384 | unsigned line, | |
385 | const char *section, | |
386 | unsigned section_line, | |
387 | const char *lvalue, | |
388 | int ltype, | |
389 | const char *rvalue, | |
390 | void *data, | |
391 | void *userdata) { | |
392 | Network *network = userdata; | |
31d0ac36 TG |
393 | _cleanup_free_ char *kind_string = NULL; |
394 | char *p; | |
1a436809 | 395 | NetDev *netdev; |
69a93e7d | 396 | NetDevKind kind; |
02b59d57 TG |
397 | int r; |
398 | ||
399 | assert(filename); | |
400 | assert(lvalue); | |
401 | assert(rvalue); | |
402 | assert(data); | |
403 | ||
69a93e7d TG |
404 | kind_string = strdup(lvalue); |
405 | if (!kind_string) | |
406 | return log_oom(); | |
52433f6b | 407 | |
69a93e7d TG |
408 | /* the keys are CamelCase versions of the kind */ |
409 | for (p = kind_string; *p; p++) | |
410 | *p = tolower(*p); | |
52433f6b | 411 | |
69a93e7d TG |
412 | kind = netdev_kind_from_string(kind_string); |
413 | if (kind == _NETDEV_KIND_INVALID) { | |
12ca818f | 414 | log_syntax(unit, LOG_ERR, filename, line, 0, "Invalid NetDev kind: %s", lvalue); |
52433f6b TG |
415 | return 0; |
416 | } | |
417 | ||
54abf461 TG |
418 | r = netdev_get(network->manager, rvalue, &netdev); |
419 | if (r < 0) { | |
12ca818f | 420 | log_syntax(unit, LOG_ERR, filename, line, r, "%s could not be found, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
421 | return 0; |
422 | } | |
423 | ||
69a93e7d | 424 | if (netdev->kind != kind) { |
12ca818f | 425 | log_syntax(unit, LOG_ERR, filename, line, 0, "NetDev is not a %s, ignoring assignment: %s", lvalue, rvalue); |
54abf461 TG |
426 | return 0; |
427 | } | |
428 | ||
69a93e7d TG |
429 | switch (kind) { |
430 | case NETDEV_KIND_BRIDGE: | |
431 | network->bridge = netdev; | |
54abf461 | 432 | |
69a93e7d TG |
433 | break; |
434 | case NETDEV_KIND_BOND: | |
435 | network->bond = netdev; | |
fe6b2d55 | 436 | |
69a93e7d TG |
437 | break; |
438 | case NETDEV_KIND_VLAN: | |
69a93e7d | 439 | case NETDEV_KIND_MACVLAN: |
f33ff02b | 440 | case NETDEV_KIND_MACVTAP: |
c4a5ddc9 | 441 | case NETDEV_KIND_IPVLAN: |
326cb406 | 442 | case NETDEV_KIND_VXLAN: |
6a0a2f86 | 443 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
326cb406 | 444 | if (r < 0) { |
12ca818f | 445 | log_syntax(unit, LOG_ERR, filename, line, r, "Can not add VLAN '%s' to network: %m", rvalue); |
326cb406 SS |
446 | return 0; |
447 | } | |
448 | ||
69a93e7d TG |
449 | break; |
450 | default: | |
451 | assert_not_reached("Can not parse NetDev"); | |
fe6b2d55 TG |
452 | } |
453 | ||
47e2dc31 TG |
454 | netdev_ref(netdev); |
455 | ||
fe6b2d55 TG |
456 | return 0; |
457 | } | |
7951dea2 | 458 | |
6192b846 TG |
459 | int config_parse_domains(const char *unit, |
460 | const char *filename, | |
461 | unsigned line, | |
462 | const char *section, | |
463 | unsigned section_line, | |
464 | const char *lvalue, | |
465 | int ltype, | |
466 | const char *rvalue, | |
467 | void *data, | |
468 | void *userdata) { | |
67272d15 | 469 | Network *network = userdata; |
6192b846 TG |
470 | char ***domains = data; |
471 | char **domain; | |
472 | int r; | |
473 | ||
474 | r = config_parse_strv(unit, filename, line, section, section_line, | |
475 | lvalue, ltype, rvalue, domains, userdata); | |
476 | if (r < 0) | |
477 | return r; | |
478 | ||
479 | strv_uniq(*domains); | |
f15b6e5a | 480 | network->wildcard_domain = !!strv_find(*domains, "*"); |
67272d15 | 481 | |
40274ed6 LP |
482 | STRV_FOREACH(domain, *domains) { |
483 | if (is_localhost(*domain)) | |
12ca818f | 484 | log_syntax(unit, LOG_ERR, filename, line, 0, "'localhost' domain names may not be configured, ignoring assignment: %s", *domain); |
37de2509 NO |
485 | else { |
486 | r = dns_name_is_valid(*domain); | |
487 | if (r <= 0 && !streq(*domain, "*")) { | |
488 | if (r < 0) | |
489 | log_error_errno(r, "Failed to validate domain name: %s: %m", *domain); | |
490 | if (r == 0) | |
491 | log_warning("Domain name is not valid, ignoring assignment: %s", *domain); | |
492 | } else | |
493 | continue; | |
494 | } | |
40274ed6 LP |
495 | |
496 | strv_remove(*domains, *domain); | |
497 | ||
498 | /* We removed one entry, make sure we don't skip the next one */ | |
499 | domain--; | |
500 | } | |
f15b6e5a | 501 | |
6192b846 TG |
502 | return 0; |
503 | } | |
504 | ||
7951dea2 SS |
505 | int config_parse_tunnel(const char *unit, |
506 | const char *filename, | |
507 | unsigned line, | |
508 | const char *section, | |
509 | unsigned section_line, | |
510 | const char *lvalue, | |
511 | int ltype, | |
512 | const char *rvalue, | |
513 | void *data, | |
514 | void *userdata) { | |
515 | Network *network = userdata; | |
516 | NetDev *netdev; | |
517 | int r; | |
518 | ||
519 | assert(filename); | |
520 | assert(lvalue); | |
521 | assert(rvalue); | |
522 | assert(data); | |
523 | ||
524 | r = netdev_get(network->manager, rvalue, &netdev); | |
525 | if (r < 0) { | |
6a7a4e4d | 526 | log_syntax(unit, LOG_ERR, filename, line, r, "Tunnel is invalid, ignoring assignment: %s", rvalue); |
7951dea2 SS |
527 | return 0; |
528 | } | |
529 | ||
530 | if (netdev->kind != NETDEV_KIND_IPIP && | |
531 | netdev->kind != NETDEV_KIND_SIT && | |
a613382b | 532 | netdev->kind != NETDEV_KIND_GRE && |
1af2536a | 533 | netdev->kind != NETDEV_KIND_GRETAP && |
b16492f8 SS |
534 | netdev->kind != NETDEV_KIND_IP6GRE && |
535 | netdev->kind != NETDEV_KIND_IP6GRETAP && | |
855ee1a1 | 536 | netdev->kind != NETDEV_KIND_VTI && |
9011ce77 | 537 | netdev->kind != NETDEV_KIND_VTI6 && |
855ee1a1 SS |
538 | netdev->kind != NETDEV_KIND_IP6TNL |
539 | ) { | |
12ca818f | 540 | log_syntax(unit, LOG_ERR, filename, line, 0, |
7951dea2 SS |
541 | "NetDev is not a tunnel, ignoring assignment: %s", rvalue); |
542 | return 0; | |
543 | } | |
544 | ||
6a0a2f86 TG |
545 | r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev); |
546 | if (r < 0) { | |
6a7a4e4d | 547 | log_syntax(unit, LOG_ERR, filename, line, r, "Cannot add VLAN '%s' to network, ignoring: %m", rvalue); |
6a0a2f86 TG |
548 | return 0; |
549 | } | |
550 | ||
551 | netdev_ref(netdev); | |
7951dea2 SS |
552 | |
553 | return 0; | |
554 | } | |
bd8f6538 | 555 | |
d0d6a4cd TG |
556 | int config_parse_ipv4ll( |
557 | const char* unit, | |
558 | const char *filename, | |
559 | unsigned line, | |
560 | const char *section, | |
561 | unsigned section_line, | |
562 | const char *lvalue, | |
563 | int ltype, | |
564 | const char *rvalue, | |
565 | void *data, | |
566 | void *userdata) { | |
567 | ||
568 | AddressFamilyBoolean *link_local = data; | |
569 | ||
570 | assert(filename); | |
571 | assert(lvalue); | |
572 | assert(rvalue); | |
573 | assert(data); | |
574 | ||
575 | /* Note that this is mostly like | |
576 | * config_parse_address_family_boolean(), except that it | |
577 | * applies only to IPv4 */ | |
578 | ||
579 | if (parse_boolean(rvalue)) | |
580 | *link_local |= ADDRESS_FAMILY_IPV4; | |
581 | else | |
582 | *link_local &= ~ADDRESS_FAMILY_IPV4; | |
583 | ||
584 | return 0; | |
585 | } | |
586 | ||
bd8f6538 TG |
587 | int config_parse_dhcp( |
588 | const char* unit, | |
589 | const char *filename, | |
590 | unsigned line, | |
591 | const char *section, | |
592 | unsigned section_line, | |
593 | const char *lvalue, | |
594 | int ltype, | |
595 | const char *rvalue, | |
596 | void *data, | |
597 | void *userdata) { | |
598 | ||
cb9fc36a | 599 | AddressFamilyBoolean *dhcp = data, s; |
bd8f6538 TG |
600 | |
601 | assert(filename); | |
602 | assert(lvalue); | |
603 | assert(rvalue); | |
604 | assert(data); | |
605 | ||
769d324c LP |
606 | /* Note that this is mostly like |
607 | * config_parse_address_family_boolean(), except that it | |
608 | * understands some old names for the enum values */ | |
609 | ||
cb9fc36a LP |
610 | s = address_family_boolean_from_string(rvalue); |
611 | if (s < 0) { | |
612 | ||
613 | /* Previously, we had a slightly different enum here, | |
614 | * support its values for compatbility. */ | |
615 | ||
616 | if (streq(rvalue, "none")) | |
617 | s = ADDRESS_FAMILY_NO; | |
618 | else if (streq(rvalue, "v4")) | |
619 | s = ADDRESS_FAMILY_IPV4; | |
620 | else if (streq(rvalue, "v6")) | |
621 | s = ADDRESS_FAMILY_IPV6; | |
622 | else if (streq(rvalue, "both")) | |
623 | s = ADDRESS_FAMILY_YES; | |
624 | else { | |
12ca818f | 625 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DHCP option, ignoring: %s", rvalue); |
bd8f6538 TG |
626 | return 0; |
627 | } | |
bd8f6538 TG |
628 | } |
629 | ||
cb9fc36a | 630 | *dhcp = s; |
bd8f6538 TG |
631 | return 0; |
632 | } | |
633 | ||
3e43b2cd JJ |
634 | static const char* const dhcp_client_identifier_table[_DHCP_CLIENT_ID_MAX] = { |
635 | [DHCP_CLIENT_ID_MAC] = "mac", | |
636 | [DHCP_CLIENT_ID_DUID] = "duid" | |
637 | }; | |
638 | ||
639 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(dhcp_client_identifier, DCHPClientIdentifier); | |
640 | DEFINE_CONFIG_PARSE_ENUM(config_parse_dhcp_client_identifier, dhcp_client_identifier, DCHPClientIdentifier, "Failed to parse client identifier type"); | |
641 | ||
60c35566 | 642 | int config_parse_ipv6token( |
7f77697a TG |
643 | const char* unit, |
644 | const char *filename, | |
645 | unsigned line, | |
646 | const char *section, | |
647 | unsigned section_line, | |
648 | const char *lvalue, | |
649 | int ltype, | |
650 | const char *rvalue, | |
651 | void *data, | |
652 | void *userdata) { | |
653 | ||
654 | union in_addr_union buffer; | |
655 | struct in6_addr *token = data; | |
656 | int r; | |
657 | ||
658 | assert(filename); | |
659 | assert(lvalue); | |
660 | assert(rvalue); | |
661 | assert(token); | |
662 | ||
663 | r = in_addr_from_string(AF_INET6, rvalue, &buffer); | |
664 | if (r < 0) { | |
6a7a4e4d | 665 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse IPv6 token, ignoring: %s", rvalue); |
7f77697a TG |
666 | return 0; |
667 | } | |
668 | ||
669 | r = in_addr_is_null(AF_INET6, &buffer); | |
12ca818f | 670 | if (r != 0) { |
6a7a4e4d | 671 | log_syntax(unit, LOG_ERR, filename, line, r, "IPv6 token can not be the ANY address, ignoring: %s", rvalue); |
7f77697a TG |
672 | return 0; |
673 | } | |
674 | ||
675 | if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) { | |
12ca818f | 676 | log_syntax(unit, LOG_ERR, filename, line, 0, "IPv6 token can not be longer than 64 bits, ignoring: %s", rvalue); |
7f77697a TG |
677 | return 0; |
678 | } | |
679 | ||
680 | *token = buffer.in6; | |
681 | ||
682 | return 0; | |
683 | } | |
8add5f79 | 684 | |
49092e22 | 685 | static const char* const ipv6_privacy_extensions_table[_IPV6_PRIVACY_EXTENSIONS_MAX] = { |
1f0d9695 LP |
686 | [IPV6_PRIVACY_EXTENSIONS_NO] = "no", |
687 | [IPV6_PRIVACY_EXTENSIONS_PREFER_PUBLIC] = "prefer-public", | |
688 | [IPV6_PRIVACY_EXTENSIONS_YES] = "yes", | |
49092e22 SS |
689 | }; |
690 | ||
691 | DEFINE_STRING_TABLE_LOOKUP(ipv6_privacy_extensions, IPv6PrivacyExtensions); | |
692 | ||
693 | int config_parse_ipv6_privacy_extensions( | |
694 | const char* unit, | |
695 | const char *filename, | |
696 | unsigned line, | |
697 | const char *section, | |
698 | unsigned section_line, | |
699 | const char *lvalue, | |
700 | int ltype, | |
701 | const char *rvalue, | |
702 | void *data, | |
703 | void *userdata) { | |
704 | ||
705 | IPv6PrivacyExtensions *ipv6_privacy_extensions = data; | |
706 | int k; | |
707 | ||
708 | assert(filename); | |
709 | assert(lvalue); | |
710 | assert(rvalue); | |
711 | assert(ipv6_privacy_extensions); | |
712 | ||
713 | /* Our enum shall be a superset of booleans, hence first try | |
714 | * to parse as boolean, and then as enum */ | |
715 | ||
716 | k = parse_boolean(rvalue); | |
717 | if (k > 0) | |
1f0d9695 | 718 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_YES; |
49092e22 | 719 | else if (k == 0) |
1f0d9695 | 720 | *ipv6_privacy_extensions = IPV6_PRIVACY_EXTENSIONS_NO; |
49092e22 | 721 | else { |
1f0d9695 | 722 | IPv6PrivacyExtensions s; |
49092e22 SS |
723 | |
724 | s = ipv6_privacy_extensions_from_string(rvalue); | |
1f0d9695 LP |
725 | if (s < 0) { |
726 | ||
727 | if (streq(rvalue, "kernel")) | |
728 | s = _IPV6_PRIVACY_EXTENSIONS_INVALID; | |
729 | else { | |
12ca818f | 730 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse IPv6 privacy extensions option, ignoring: %s", rvalue); |
1f0d9695 LP |
731 | return 0; |
732 | } | |
49092e22 SS |
733 | } |
734 | ||
735 | *ipv6_privacy_extensions = s; | |
736 | } | |
737 | ||
738 | return 0; | |
739 | } | |
a7d0ef44 | 740 | |
1ac608c9 LP |
741 | int config_parse_hostname( |
742 | const char *unit, | |
743 | const char *filename, | |
744 | unsigned line, | |
745 | const char *section, | |
746 | unsigned section_line, | |
747 | const char *lvalue, | |
748 | int ltype, | |
749 | const char *rvalue, | |
750 | void *data, | |
751 | void *userdata) { | |
752 | ||
753 | char **hostname = data, *hn = NULL; | |
a7d0ef44 SS |
754 | int r; |
755 | ||
756 | assert(filename); | |
757 | assert(lvalue); | |
758 | assert(rvalue); | |
759 | ||
1ac608c9 | 760 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &hn, userdata); |
a7d0ef44 SS |
761 | if (r < 0) |
762 | return r; | |
763 | ||
1ac608c9 | 764 | if (!hostname_is_valid(hn, false)) { |
12ca818f | 765 | log_syntax(unit, LOG_ERR, filename, line, 0, "Hostname is not valid, ignoring assignment: %s", rvalue); |
a7d0ef44 SS |
766 | free(hn); |
767 | return 0; | |
768 | } | |
769 | ||
1ac608c9 | 770 | free(*hostname); |
ae691c1d | 771 | *hostname = hostname_cleanup(hn); |
a7d0ef44 SS |
772 | return 0; |
773 | } | |
8eb9058d LP |
774 | |
775 | int config_parse_timezone( | |
776 | const char *unit, | |
777 | const char *filename, | |
778 | unsigned line, | |
779 | const char *section, | |
780 | unsigned section_line, | |
781 | const char *lvalue, | |
782 | int ltype, | |
783 | const char *rvalue, | |
784 | void *data, | |
785 | void *userdata) { | |
786 | ||
64d6c229 | 787 | char **datap = data, *tz = NULL; |
8eb9058d LP |
788 | int r; |
789 | ||
790 | assert(filename); | |
791 | assert(lvalue); | |
792 | assert(rvalue); | |
793 | ||
794 | r = config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &tz, userdata); | |
795 | if (r < 0) | |
796 | return r; | |
797 | ||
798 | if (!timezone_is_valid(tz)) { | |
12ca818f | 799 | log_syntax(unit, LOG_ERR, filename, line, 0, "Timezone is not valid, ignoring assignment: %s", rvalue); |
8eb9058d LP |
800 | free(tz); |
801 | return 0; | |
802 | } | |
803 | ||
64d6c229 TA |
804 | free(*datap); |
805 | *datap = tz; | |
8eb9058d LP |
806 | |
807 | return 0; | |
808 | } | |
1a04db0f LP |
809 | |
810 | int config_parse_dhcp_server_dns( | |
811 | const char *unit, | |
812 | const char *filename, | |
813 | unsigned line, | |
814 | const char *section, | |
815 | unsigned section_line, | |
816 | const char *lvalue, | |
817 | int ltype, | |
818 | const char *rvalue, | |
819 | void *data, | |
820 | void *userdata) { | |
821 | ||
822 | Network *n = data; | |
823 | const char *p = rvalue; | |
824 | int r; | |
825 | ||
826 | assert(filename); | |
827 | assert(lvalue); | |
828 | assert(rvalue); | |
829 | ||
830 | for (;;) { | |
831 | _cleanup_free_ char *w = NULL; | |
832 | struct in_addr a, *m; | |
833 | ||
834 | r = extract_first_word(&p, &w, NULL, 0); | |
835 | if (r < 0) { | |
836 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); | |
837 | return 0; | |
838 | } | |
839 | ||
840 | if (r == 0) | |
841 | return 0; | |
842 | ||
843 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 844 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse DNS server address, ignoring: %s", w); |
1a04db0f LP |
845 | continue; |
846 | } | |
847 | ||
848 | m = realloc(n->dhcp_server_dns, (n->n_dhcp_server_dns + 1) * sizeof(struct in_addr)); | |
849 | if (!m) | |
850 | return log_oom(); | |
851 | ||
852 | m[n->n_dhcp_server_dns++] = a; | |
853 | n->dhcp_server_dns = m; | |
854 | } | |
855 | } | |
856 | ||
857 | int config_parse_dhcp_server_ntp( | |
858 | const char *unit, | |
859 | const char *filename, | |
860 | unsigned line, | |
861 | const char *section, | |
862 | unsigned section_line, | |
863 | const char *lvalue, | |
864 | int ltype, | |
865 | const char *rvalue, | |
866 | void *data, | |
867 | void *userdata) { | |
868 | ||
869 | Network *n = data; | |
870 | const char *p = rvalue; | |
871 | int r; | |
872 | ||
873 | assert(filename); | |
874 | assert(lvalue); | |
875 | assert(rvalue); | |
876 | ||
877 | for (;;) { | |
878 | _cleanup_free_ char *w = NULL; | |
879 | struct in_addr a, *m; | |
880 | ||
881 | r = extract_first_word(&p, &w, NULL, 0); | |
882 | if (r < 0) { | |
12ca818f | 883 | log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract word, ignoring: %s", rvalue); |
1a04db0f LP |
884 | return 0; |
885 | } | |
886 | ||
887 | if (r == 0) | |
888 | return 0; | |
889 | ||
890 | if (inet_pton(AF_INET, w, &a) <= 0) { | |
12ca818f | 891 | log_syntax(unit, LOG_ERR, filename, line, 0, "Failed to parse NTP server address, ignoring: %s", w); |
1a04db0f LP |
892 | continue; |
893 | } | |
894 | ||
895 | m = realloc(n->dhcp_server_ntp, (n->n_dhcp_server_ntp + 1) * sizeof(struct in_addr)); | |
896 | if (!m) | |
897 | return log_oom(); | |
898 | ||
899 | m[n->n_dhcp_server_ntp++] = a; | |
900 | n->dhcp_server_ntp = m; | |
901 | } | |
902 | } |