]>
Commit | Line | Data |
---|---|---|
02b59d57 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 | ||
22 | #include "networkd.h" | |
c6f7c917 | 23 | #include "network-internal.h" |
02b59d57 TG |
24 | #include "path-util.h" |
25 | #include "conf-files.h" | |
26 | #include "conf-parser.h" | |
27 | #include "list.h" | |
28 | ||
672682a6 TG |
29 | #define VLANID_MAX 4094 |
30 | ||
2c5859af | 31 | static const char* const netdev_kind_table[_NETDEV_KIND_MAX] = { |
52433f6b | 32 | [NETDEV_KIND_BRIDGE] = "bridge", |
54abf461 TG |
33 | [NETDEV_KIND_BOND] = "bond", |
34 | [NETDEV_KIND_VLAN] = "vlan", | |
fe6b2d55 | 35 | [NETDEV_KIND_MACVLAN] = "macvlan", |
52433f6b | 36 | }; |
02b59d57 | 37 | |
1a436809 TG |
38 | DEFINE_STRING_TABLE_LOOKUP(netdev_kind, NetDevKind); |
39 | DEFINE_CONFIG_PARSE_ENUM(config_parse_netdev_kind, netdev_kind, NetDevKind, "Failed to parse netdev kind"); | |
52433f6b | 40 | |
2c5859af | 41 | static const char* const macvlan_mode_table[_NETDEV_MACVLAN_MODE_MAX] = { |
fe6b2d55 TG |
42 | [NETDEV_MACVLAN_MODE_PRIVATE] = "private", |
43 | [NETDEV_MACVLAN_MODE_VEPA] = "vepa", | |
44 | [NETDEV_MACVLAN_MODE_BRIDGE] = "bridge", | |
45 | [NETDEV_MACVLAN_MODE_PASSTHRU] = "passthru", | |
46 | }; | |
47 | ||
48 | DEFINE_STRING_TABLE_LOOKUP(macvlan_mode, MacVlanMode); | |
49 | DEFINE_CONFIG_PARSE_ENUM(config_parse_macvlan_mode, macvlan_mode, MacVlanMode, "Failed to parse macvlan mode"); | |
50 | ||
59cb64e6 TG |
51 | static void netdev_cancel_callbacks(NetDev *netdev) { |
52 | _cleanup_rtnl_message_unref_ sd_rtnl_message *m = NULL; | |
52433f6b TG |
53 | netdev_enslave_callback *callback; |
54 | ||
55 | if (!netdev) | |
02b59d57 TG |
56 | return; |
57 | ||
59cb64e6 TG |
58 | rtnl_message_new_synthetic_error(-ENODEV, 0, &m); |
59 | ||
52433f6b | 60 | while ((callback = netdev->callbacks)) { |
59cb64e6 TG |
61 | if (m) { |
62 | assert(callback->link); | |
63 | assert(callback->callback); | |
64 | assert(netdev->manager); | |
65 | assert(netdev->manager->rtnl); | |
66 | ||
67 | callback->callback(netdev->manager->rtnl, m, link); | |
68 | } | |
69 | ||
52433f6b | 70 | LIST_REMOVE(callbacks, netdev->callbacks, callback); |
02b59d57 TG |
71 | free(callback); |
72 | } | |
59cb64e6 TG |
73 | } |
74 | ||
75 | static void netdev_free(NetDev *netdev) { | |
76 | if (!netdev) | |
77 | return; | |
78 | ||
79 | netdev_cancel_callbacks(netdev); | |
02b59d57 | 80 | |
52433f6b TG |
81 | if (netdev->name) |
82 | hashmap_remove(netdev->manager->netdevs, netdev->name); | |
02b59d57 | 83 | |
52433f6b | 84 | free(netdev->filename); |
02b59d57 | 85 | |
52433f6b TG |
86 | free(netdev->description); |
87 | free(netdev->name); | |
02b59d57 | 88 | |
79e16ce3 LP |
89 | condition_free_list(netdev->match_host); |
90 | condition_free_list(netdev->match_virt); | |
91 | condition_free_list(netdev->match_kernel); | |
92 | condition_free_list(netdev->match_arch); | |
93 | ||
52433f6b | 94 | free(netdev); |
02b59d57 TG |
95 | } |
96 | ||
14b746f7 TG |
97 | NetDev *netdev_unref(NetDev *netdev) { |
98 | if (netdev && (-- netdev->n_ref <= 0)) | |
99 | netdev_free(netdev); | |
100 | ||
101 | return NULL; | |
102 | } | |
103 | ||
104 | NetDev *netdev_ref(NetDev *netdev) { | |
105 | if (netdev) | |
106 | assert_se(++ netdev->n_ref >= 2); | |
107 | ||
108 | return netdev; | |
109 | } | |
110 | ||
1a436809 TG |
111 | int netdev_get(Manager *manager, const char *name, NetDev **ret) { |
112 | NetDev *netdev; | |
02b59d57 TG |
113 | |
114 | assert(manager); | |
115 | assert(name); | |
116 | assert(ret); | |
117 | ||
52433f6b TG |
118 | netdev = hashmap_get(manager->netdevs, name); |
119 | if (!netdev) { | |
02b59d57 TG |
120 | *ret = NULL; |
121 | return -ENOENT; | |
122 | } | |
123 | ||
52433f6b | 124 | *ret = netdev; |
02b59d57 TG |
125 | |
126 | return 0; | |
127 | } | |
128 | ||
1a436809 | 129 | static int netdev_enter_failed(NetDev *netdev) { |
52433f6b | 130 | netdev->state = NETDEV_STATE_FAILED; |
02b59d57 TG |
131 | |
132 | return 0; | |
133 | } | |
134 | ||
1a436809 | 135 | static int netdev_enslave_ready(NetDev *netdev, Link* link, sd_rtnl_message_handler_t callback) { |
cf6a8911 | 136 | _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL; |
02b59d57 TG |
137 | int r; |
138 | ||
52433f6b TG |
139 | assert(netdev); |
140 | assert(netdev->state == NETDEV_STATE_READY); | |
4fb7242c TG |
141 | assert(netdev->manager); |
142 | assert(netdev->manager->rtnl); | |
02b59d57 TG |
143 | assert(link); |
144 | assert(callback); | |
145 | ||
151b9b96 LP |
146 | r = sd_rtnl_message_new_link(netdev->manager->rtnl, &req, |
147 | RTM_SETLINK, link->ifindex); | |
02b59d57 | 148 | if (r < 0) { |
52433f6b | 149 | log_error_netdev(netdev, |
3333d748 ZJS |
150 | "Could not allocate RTM_SETLINK message: %s", |
151 | strerror(-r)); | |
02b59d57 TG |
152 | return r; |
153 | } | |
154 | ||
50add290 | 155 | r = sd_rtnl_message_append_u32(req, IFLA_MASTER, netdev->ifindex); |
02b59d57 | 156 | if (r < 0) { |
52433f6b | 157 | log_error_netdev(netdev, |
3333d748 ZJS |
158 | "Could not append IFLA_MASTER attribute: %s", |
159 | strerror(-r)); | |
02b59d57 TG |
160 | return r; |
161 | } | |
162 | ||
52433f6b | 163 | r = sd_rtnl_call_async(netdev->manager->rtnl, req, callback, link, 0, NULL); |
02b59d57 | 164 | if (r < 0) { |
52433f6b | 165 | log_error_netdev(netdev, |
3333d748 ZJS |
166 | "Could not send rtnetlink message: %s", |
167 | strerror(-r)); | |
02b59d57 TG |
168 | return r; |
169 | } | |
170 | ||
52433f6b | 171 | log_debug_netdev(netdev, "enslaving link '%s'", link->ifname); |
ab47d620 | 172 | |
02b59d57 TG |
173 | return 0; |
174 | } | |
175 | ||
1a436809 | 176 | static int netdev_enter_ready(NetDev *netdev) { |
52433f6b | 177 | netdev_enslave_callback *callback; |
02b59d57 | 178 | |
52433f6b TG |
179 | assert(netdev); |
180 | assert(netdev->name); | |
924fe430 | 181 | |
ba5596ec TG |
182 | if (netdev->state != NETDEV_STATE_CREATING) |
183 | return 0; | |
184 | ||
52433f6b | 185 | netdev->state = NETDEV_STATE_READY; |
02b59d57 | 186 | |
52433f6b | 187 | log_info_netdev(netdev, "netdev ready"); |
02b59d57 | 188 | |
52433f6b | 189 | LIST_FOREACH(callbacks, callback, netdev->callbacks) { |
b226d99b | 190 | /* enslave the links that were attempted to be enslaved before the |
02b59d57 | 191 | * link was ready */ |
52433f6b | 192 | netdev_enslave_ready(netdev, callback->link, callback->callback); |
02b59d57 TG |
193 | } |
194 | ||
195 | return 0; | |
196 | } | |
52433f6b | 197 | static int netdev_create_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata) { |
1a436809 | 198 | NetDev *netdev = userdata; |
172f6635 | 199 | int r; |
02b59d57 | 200 | |
52433f6b | 201 | assert(netdev->state != _NETDEV_STATE_INVALID); |
02b59d57 TG |
202 | |
203 | r = sd_rtnl_message_get_errno(m); | |
e09826dc | 204 | if (r == -EEXIST) |
505f8da7 TG |
205 | log_debug_netdev(netdev, "netdev exists, using existing"); |
206 | else if (r < 0) { | |
52433f6b TG |
207 | log_warning_netdev(netdev, "netdev failed: %s", strerror(-r)); |
208 | netdev_enter_failed(netdev); | |
dd3efc09 TG |
209 | |
210 | return 1; | |
02b59d57 TG |
211 | } |
212 | ||
dd3efc09 | 213 | return 1; |
02b59d57 TG |
214 | } |
215 | ||
1a436809 | 216 | static int netdev_create(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback) { |
cf6a8911 | 217 | _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL; |
52433f6b | 218 | const char *kind; |
02b59d57 TG |
219 | int r; |
220 | ||
52433f6b | 221 | assert(netdev); |
fe6b2d55 TG |
222 | assert(!(netdev->kind == NETDEV_KIND_VLAN || netdev->kind == NETDEV_KIND_MACVLAN) || |
223 | (link && callback)); | |
52433f6b TG |
224 | assert(netdev->name); |
225 | assert(netdev->manager); | |
226 | assert(netdev->manager->rtnl); | |
02b59d57 | 227 | |
151b9b96 | 228 | r = sd_rtnl_message_new_link(netdev->manager->rtnl, &req, RTM_NEWLINK, 0); |
02b59d57 | 229 | if (r < 0) { |
52433f6b | 230 | log_error_netdev(netdev, |
3333d748 ZJS |
231 | "Could not allocate RTM_NEWLINK message: %s", |
232 | strerror(-r)); | |
02b59d57 TG |
233 | return r; |
234 | } | |
235 | ||
54abf461 TG |
236 | if (link) { |
237 | r = sd_rtnl_message_append_u32(req, IFLA_LINK, link->ifindex); | |
238 | if (r < 0) { | |
239 | log_error_netdev(netdev, | |
240 | "Could not append IFLA_LINK attribute: %s", | |
241 | strerror(-r)); | |
242 | return r; | |
243 | } | |
244 | } | |
245 | ||
52433f6b | 246 | r = sd_rtnl_message_append_string(req, IFLA_IFNAME, netdev->name); |
02b59d57 | 247 | if (r < 0) { |
52433f6b | 248 | log_error_netdev(netdev, |
3333d748 ZJS |
249 | "Could not append IFLA_IFNAME attribute: %s", |
250 | strerror(-r)); | |
02b59d57 TG |
251 | return r; |
252 | } | |
253 | ||
ee3a6a51 | 254 | r = sd_rtnl_message_open_container(req, IFLA_LINKINFO); |
02b59d57 | 255 | if (r < 0) { |
52433f6b | 256 | log_error_netdev(netdev, |
3333d748 ZJS |
257 | "Could not open IFLA_LINKINFO container: %s", |
258 | strerror(-r)); | |
02b59d57 TG |
259 | return r; |
260 | } | |
261 | ||
52433f6b TG |
262 | kind = netdev_kind_to_string(netdev->kind); |
263 | if (!kind) { | |
264 | log_error_netdev(netdev, "Invalid kind"); | |
265 | return -EINVAL; | |
266 | } | |
267 | ||
d8e538ec | 268 | r = sd_rtnl_message_open_container_union(req, IFLA_INFO_DATA, kind); |
02b59d57 | 269 | if (r < 0) { |
52433f6b | 270 | log_error_netdev(netdev, |
d8e538ec TG |
271 | "Could not open IFLA_INFO_DATA container: %s", |
272 | strerror(-r)); | |
02b59d57 TG |
273 | return r; |
274 | } | |
275 | ||
d8e538ec TG |
276 | if (netdev->vlanid <= VLANID_MAX) { |
277 | r = sd_rtnl_message_append_u16(req, IFLA_VLAN_ID, netdev->vlanid); | |
54abf461 TG |
278 | if (r < 0) { |
279 | log_error_netdev(netdev, | |
d8e538ec | 280 | "Could not append IFLA_VLAN_ID attribute: %s", |
54abf461 TG |
281 | strerror(-r)); |
282 | return r; | |
283 | } | |
d8e538ec | 284 | } |
54abf461 | 285 | |
d8e538ec TG |
286 | if (netdev->macvlan_mode != _NETDEV_MACVLAN_MODE_INVALID) { |
287 | r = sd_rtnl_message_append_u32(req, IFLA_MACVLAN_MODE, netdev->macvlan_mode); | |
288 | if (r < 0) { | |
289 | log_error_netdev(netdev, | |
290 | "Could not append IFLA_MACVLAN_MODE attribute: %s", | |
291 | strerror(-r)); | |
54abf461 TG |
292 | return r; |
293 | } | |
294 | } | |
295 | ||
d8e538ec TG |
296 | r = sd_rtnl_message_close_container(req); |
297 | if (r < 0) { | |
298 | log_error_netdev(netdev, | |
299 | "Could not close IFLA_INFO_DATA container %s", | |
300 | strerror(-r)); | |
301 | return r; | |
302 | } | |
303 | ||
02b59d57 TG |
304 | r = sd_rtnl_message_close_container(req); |
305 | if (r < 0) { | |
52433f6b | 306 | log_error_netdev(netdev, |
3333d748 ZJS |
307 | "Could not close IFLA_LINKINFO container %s", |
308 | strerror(-r)); | |
02b59d57 TG |
309 | return r; |
310 | } | |
311 | ||
54abf461 TG |
312 | if (link) |
313 | r = sd_rtnl_call_async(netdev->manager->rtnl, req, callback, link, 0, NULL); | |
314 | else | |
315 | r = sd_rtnl_call_async(netdev->manager->rtnl, req, &netdev_create_handler, netdev, 0, NULL); | |
02b59d57 | 316 | if (r < 0) { |
52433f6b | 317 | log_error_netdev(netdev, |
3333d748 | 318 | "Could not send rtnetlink message: %s", strerror(-r)); |
02b59d57 TG |
319 | return r; |
320 | } | |
321 | ||
52433f6b | 322 | log_debug_netdev(netdev, "creating netdev"); |
02b59d57 | 323 | |
52433f6b | 324 | netdev->state = NETDEV_STATE_CREATING; |
02b59d57 TG |
325 | |
326 | return 0; | |
327 | } | |
328 | ||
1a436809 | 329 | int netdev_enslave(NetDev *netdev, Link *link, sd_rtnl_message_handler_t callback) { |
b226d99b TG |
330 | int r; |
331 | ||
fe6b2d55 | 332 | if (netdev->kind == NETDEV_KIND_VLAN || netdev->kind == NETDEV_KIND_MACVLAN) |
54abf461 TG |
333 | return netdev_create(netdev, link, callback); |
334 | ||
52433f6b | 335 | if (netdev->state == NETDEV_STATE_READY) { |
b226d99b TG |
336 | r = netdev_enslave_ready(netdev, link, callback); |
337 | if (r < 0) | |
338 | return r; | |
02b59d57 | 339 | } else { |
52433f6b TG |
340 | /* the netdev is not yet read, save this request for when it is*/ |
341 | netdev_enslave_callback *cb; | |
02b59d57 | 342 | |
52433f6b | 343 | cb = new0(netdev_enslave_callback, 1); |
02b59d57 TG |
344 | if (!cb) |
345 | return log_oom(); | |
346 | ||
347 | cb->callback = callback; | |
348 | cb->link = link; | |
349 | ||
52433f6b | 350 | LIST_PREPEND(callbacks, netdev->callbacks, cb); |
02b59d57 TG |
351 | } |
352 | ||
353 | return 0; | |
354 | } | |
355 | ||
d39edfc7 | 356 | int netdev_set_ifindex(NetDev *netdev, sd_rtnl_message *message) { |
c3ebdce3 | 357 | uint16_t type; |
d39edfc7 TG |
358 | const char *kind; |
359 | char *received_kind; | |
c6315a7a | 360 | char *received_name; |
d39edfc7 TG |
361 | int r, ifindex; |
362 | ||
50add290 | 363 | assert(netdev); |
c3ebdce3 | 364 | assert(message); |
02b59d57 | 365 | |
c3ebdce3 | 366 | r = sd_rtnl_message_get_type(message, &type); |
ba5596ec TG |
367 | if (r < 0) { |
368 | log_error_netdev(netdev, "Could not get rtnl message type"); | |
c3ebdce3 | 369 | return r; |
ba5596ec | 370 | } |
c3ebdce3 | 371 | |
ba5596ec TG |
372 | if (type != RTM_NEWLINK) { |
373 | log_error_netdev(netdev, "Can not set ifindex from unexpected rtnl message type"); | |
c3ebdce3 | 374 | return -EINVAL; |
ba5596ec | 375 | } |
d39edfc7 | 376 | |
a21df104 TG |
377 | r = sd_rtnl_message_link_get_ifindex(message, &ifindex); |
378 | if (r < 0) { | |
379 | log_error_netdev(netdev, "Could not get ifindex: %s", strerror(-r)); | |
380 | netdev_enter_failed(netdev); | |
381 | return r; | |
382 | } else if (ifindex <= 0) { | |
383 | log_error_netdev(netdev, "Got invalid ifindex: %d", ifindex); | |
384 | netdev_enter_failed(netdev); | |
385 | return r; | |
386 | } | |
387 | ||
388 | ||
389 | if (netdev->ifindex > 0) { | |
390 | if (netdev->ifindex != ifindex) { | |
391 | log_error_netdev(netdev, "Could not set ifindex to %d, already set to %d", | |
392 | ifindex, netdev->ifindex); | |
393 | netdev_enter_failed(netdev); | |
394 | return -EEXIST; | |
395 | } else | |
396 | /* ifindex already set to the same for this netdev */ | |
397 | return 0; | |
398 | } | |
399 | ||
c6315a7a TG |
400 | r = sd_rtnl_message_read_string(message, IFLA_IFNAME, &received_name); |
401 | if (r < 0) { | |
402 | log_error_netdev(netdev, "Could not get IFNAME"); | |
403 | return r; | |
404 | } | |
405 | ||
406 | if (!streq(netdev->name, received_name)) { | |
407 | log_error_netdev(netdev, "Received newlink with wrong IFNAME %s", | |
408 | received_name); | |
409 | netdev_enter_failed(netdev); | |
410 | return r; | |
411 | } | |
412 | ||
d39edfc7 TG |
413 | r = sd_rtnl_message_enter_container(message, IFLA_LINKINFO); |
414 | if (r < 0) { | |
415 | log_error_netdev(netdev, "Could not get LINKINFO"); | |
416 | return r; | |
417 | } | |
418 | ||
419 | r = sd_rtnl_message_read_string(message, IFLA_INFO_KIND, &received_kind); | |
420 | if (r < 0) { | |
421 | log_error_netdev(netdev, "Could not get KIND"); | |
422 | return r; | |
423 | } | |
424 | ||
505f8da7 TG |
425 | r = sd_rtnl_message_exit_container(message); |
426 | if (r < 0) { | |
427 | log_error_netdev(netdev, "Could not exit container"); | |
428 | return r; | |
429 | } | |
430 | ||
c3ebdce3 TG |
431 | kind = netdev_kind_to_string(netdev->kind); |
432 | if (!kind) { | |
433 | log_error_netdev(netdev, "Could not get kind"); | |
434 | netdev_enter_failed(netdev); | |
435 | return -EINVAL; | |
436 | } | |
437 | ||
d39edfc7 | 438 | if (!streq(kind, received_kind)) { |
c6315a7a TG |
439 | log_error_netdev(netdev, "Received newlink with wrong KIND %s, " |
440 | "expected %s", received_kind, kind); | |
d39edfc7 TG |
441 | netdev_enter_failed(netdev); |
442 | return r; | |
443 | } | |
444 | ||
50add290 | 445 | netdev->ifindex = ifindex; |
52433f6b TG |
446 | |
447 | netdev_enter_ready(netdev); | |
02b59d57 TG |
448 | |
449 | return 0; | |
450 | } | |
451 | ||
52433f6b | 452 | static int netdev_load_one(Manager *manager, const char *filename) { |
14b746f7 | 453 | _cleanup_netdev_unref_ NetDev *netdev = NULL; |
02b59d57 TG |
454 | _cleanup_fclose_ FILE *file = NULL; |
455 | int r; | |
456 | ||
bf1bc670 TA |
457 | assert(manager); |
458 | assert(filename); | |
459 | ||
6916ec29 TG |
460 | if (null_or_empty_path(filename)) { |
461 | log_debug("skipping empty file: %s", filename); | |
462 | return 0; | |
463 | } | |
464 | ||
02b59d57 TG |
465 | file = fopen(filename, "re"); |
466 | if (!file) { | |
467 | if (errno == ENOENT) | |
468 | return 0; | |
469 | else | |
ecb08ec6 | 470 | return -errno; |
02b59d57 TG |
471 | } |
472 | ||
1a436809 | 473 | netdev = new0(NetDev, 1); |
52433f6b | 474 | if (!netdev) |
02b59d57 TG |
475 | return log_oom(); |
476 | ||
14b746f7 | 477 | netdev->n_ref = 1; |
52433f6b TG |
478 | netdev->manager = manager; |
479 | netdev->state = _NETDEV_STATE_INVALID; | |
480 | netdev->kind = _NETDEV_KIND_INVALID; | |
fe6b2d55 | 481 | netdev->macvlan_mode = _NETDEV_MACVLAN_MODE_INVALID; |
672682a6 | 482 | netdev->vlanid = VLANID_MAX + 1; |
02b59d57 | 483 | |
fe6b2d55 TG |
484 | r = config_parse(NULL, filename, file, "Match\0NetDev\0VLAN\0MACVLAN\0", |
485 | config_item_perf_lookup, (void*) network_netdev_gperf_lookup, | |
486 | false, false, netdev); | |
02b59d57 TG |
487 | if (r < 0) { |
488 | log_warning("Could not parse config file %s: %s", filename, strerror(-r)); | |
489 | return r; | |
449f7554 | 490 | } |
02b59d57 | 491 | |
52433f6b | 492 | if (netdev->kind == _NETDEV_KIND_INVALID) { |
1a436809 | 493 | log_warning("NetDev without Kind configured in %s. Ignoring", filename); |
52433f6b TG |
494 | return 0; |
495 | } | |
496 | ||
497 | if (!netdev->name) { | |
1a436809 | 498 | log_warning("NetDev without Name configured in %s. Ignoring", filename); |
02b59d57 TG |
499 | return 0; |
500 | } | |
501 | ||
672682a6 TG |
502 | if (netdev->kind == NETDEV_KIND_VLAN && netdev->vlanid > VLANID_MAX) { |
503 | log_warning("VLAN without valid Id configured in %s. Ignoring", filename); | |
54abf461 TG |
504 | return 0; |
505 | } | |
506 | ||
fe6b2d55 TG |
507 | if (netdev->kind != NETDEV_KIND_VLAN && netdev->vlanid <= VLANID_MAX) { |
508 | log_warning("VLAN Id configured for a %s in %s. Ignoring", | |
509 | netdev_kind_to_string(netdev->kind), filename); | |
510 | return 0; | |
511 | } | |
512 | ||
513 | if (netdev->kind != NETDEV_KIND_MACVLAN && | |
514 | netdev->macvlan_mode != _NETDEV_MACVLAN_MODE_INVALID) { | |
515 | log_warning("MACVLAN Mode configured for a %s in %s. Ignoring", | |
516 | netdev_kind_to_string(netdev->kind), filename); | |
517 | return 0; | |
518 | } | |
519 | ||
52433f6b TG |
520 | netdev->filename = strdup(filename); |
521 | if (!netdev->filename) | |
02b59d57 TG |
522 | return log_oom(); |
523 | ||
c0dda186 | 524 | if (net_match_config(NULL, NULL, NULL, NULL, NULL, |
edbb03e9 TG |
525 | netdev->match_host, netdev->match_virt, |
526 | netdev->match_kernel, netdev->match_arch, | |
bf175aaf | 527 | NULL, NULL, NULL, NULL, NULL, NULL) <= 0) |
c0dda186 TG |
528 | return 0; |
529 | ||
52433f6b | 530 | r = hashmap_put(netdev->manager->netdevs, netdev->name, netdev); |
02b59d57 TG |
531 | if (r < 0) |
532 | return r; | |
533 | ||
52433f6b | 534 | LIST_HEAD_INIT(netdev->callbacks); |
02b59d57 | 535 | |
fe6b2d55 TG |
536 | if (netdev->kind != NETDEV_KIND_VLAN && |
537 | netdev->kind != NETDEV_KIND_MACVLAN) { | |
54abf461 TG |
538 | r = netdev_create(netdev, NULL, NULL); |
539 | if (r < 0) | |
540 | return r; | |
541 | } | |
02b59d57 | 542 | |
69ceb044 TG |
543 | log_debug_netdev(netdev, "loaded %s", netdev_kind_to_string(netdev->kind)); |
544 | ||
52433f6b | 545 | netdev = NULL; |
02b59d57 TG |
546 | |
547 | return 0; | |
548 | } | |
549 | ||
52433f6b | 550 | int netdev_load(Manager *manager) { |
1a436809 | 551 | NetDev *netdev; |
02b59d57 TG |
552 | char **files, **f; |
553 | int r; | |
554 | ||
555 | assert(manager); | |
556 | ||
52433f6b | 557 | while ((netdev = hashmap_first(manager->netdevs))) |
14b746f7 | 558 | netdev_unref(netdev); |
02b59d57 | 559 | |
2ad8416d | 560 | r = conf_files_list_strv(&files, ".netdev", NULL, network_dirs); |
02b59d57 TG |
561 | if (r < 0) { |
562 | log_error("Failed to enumerate netdev files: %s", strerror(-r)); | |
563 | return r; | |
564 | } | |
565 | ||
566 | STRV_FOREACH_BACKWARDS(f, files) { | |
52433f6b | 567 | r = netdev_load_one(manager, *f); |
02b59d57 TG |
568 | if (r < 0) |
569 | return r; | |
570 | } | |
571 | ||
572 | strv_free(files); | |
573 | ||
574 | return 0; | |
575 | } |