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af6f0d42 TG |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright (C) 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 | ||
43b3a5ef | 22 | #include <netinet/ether.h> |
7eb08da4 | 23 | #include <linux/netdevice.h> |
43b3a5ef | 24 | |
07630cea | 25 | #include "sd-netlink.h" |
af6f0d42 | 26 | |
07630cea LP |
27 | #include "conf-files.h" |
28 | #include "conf-parser.h" | |
a5010333 | 29 | #include "ethtool-util.h" |
3ffd4af2 | 30 | #include "fd-util.h" |
43b3a5ef | 31 | #include "libudev-private.h" |
07630cea | 32 | #include "link-config.h" |
af6f0d42 | 33 | #include "log.h" |
07630cea | 34 | #include "missing.h" |
1c4baffc | 35 | #include "netlink-util.h" |
c6f7c917 | 36 | #include "network-internal.h" |
6bedfcbb | 37 | #include "parse-util.h" |
07630cea | 38 | #include "path-util.h" |
3df3e884 | 39 | #include "random-util.h" |
07630cea LP |
40 | #include "string-util.h" |
41 | #include "strv.h" | |
42 | #include "util.h" | |
af6f0d42 TG |
43 | |
44 | struct link_config_ctx { | |
45 | LIST_HEAD(link_config, links); | |
46 | ||
a5010333 TG |
47 | int ethtool_fd; |
48 | ||
f6194225 TG |
49 | bool enable_name_policy; |
50 | ||
1c4baffc | 51 | sd_netlink *rtnl; |
43b3a5ef | 52 | |
97f2d76d | 53 | usec_t link_dirs_ts_usec; |
af6f0d42 TG |
54 | }; |
55 | ||
2ad8416d ZJS |
56 | static const char* const link_dirs[] = { |
57 | "/etc/systemd/network", | |
58 | "/run/systemd/network", | |
59 | "/usr/lib/systemd/network", | |
60 | #ifdef HAVE_SPLIT_USR | |
61 | "/lib/systemd/network", | |
62 | #endif | |
63 | NULL}; | |
64 | ||
9a4b012e TG |
65 | static void link_config_free(link_config *link) { |
66 | if (!link) | |
67 | return; | |
5b9d4dc0 | 68 | |
9a4b012e TG |
69 | free(link->filename); |
70 | ||
71 | free(link->match_mac); | |
43d60b77 TG |
72 | strv_free(link->match_path); |
73 | strv_free(link->match_driver); | |
74 | strv_free(link->match_type); | |
9a4b012e TG |
75 | free(link->match_name); |
76 | free(link->match_host); | |
77 | free(link->match_virt); | |
78 | free(link->match_kernel); | |
79 | free(link->match_arch); | |
80 | ||
81 | free(link->description); | |
82 | free(link->mac); | |
83 | free(link->name_policy); | |
84 | free(link->name); | |
85 | free(link->alias); | |
86 | ||
87 | free(link); | |
af6f0d42 TG |
88 | } |
89 | ||
9a4b012e TG |
90 | DEFINE_TRIVIAL_CLEANUP_FUNC(link_config*, link_config_free); |
91 | ||
af6f0d42 TG |
92 | static void link_configs_free(link_config_ctx *ctx) { |
93 | link_config *link, *link_next; | |
94 | ||
95 | if (!ctx) | |
96 | return; | |
97 | ||
9a4b012e TG |
98 | LIST_FOREACH_SAFE(links, link, link_next, ctx->links) |
99 | link_config_free(link); | |
af6f0d42 TG |
100 | } |
101 | ||
102 | void link_config_ctx_free(link_config_ctx *ctx) { | |
103 | if (!ctx) | |
104 | return; | |
105 | ||
03e334a1 | 106 | safe_close(ctx->ethtool_fd); |
43b3a5ef | 107 | |
1c4baffc | 108 | sd_netlink_unref(ctx->rtnl); |
43b3a5ef | 109 | |
af6f0d42 TG |
110 | link_configs_free(ctx); |
111 | ||
112 | free(ctx); | |
113 | ||
114 | return; | |
115 | } | |
116 | ||
9a4b012e TG |
117 | DEFINE_TRIVIAL_CLEANUP_FUNC(link_config_ctx*, link_config_ctx_free); |
118 | ||
119 | int link_config_ctx_new(link_config_ctx **ret) { | |
120 | _cleanup_(link_config_ctx_freep) link_config_ctx *ctx = NULL; | |
121 | ||
122 | if (!ret) | |
123 | return -EINVAL; | |
124 | ||
125 | ctx = new0(link_config_ctx, 1); | |
126 | if (!ctx) | |
127 | return -ENOMEM; | |
128 | ||
129 | LIST_HEAD_INIT(ctx->links); | |
130 | ||
131 | ctx->ethtool_fd = -1; | |
132 | ||
133 | ctx->enable_name_policy = true; | |
134 | ||
135 | *ret = ctx; | |
136 | ctx = NULL; | |
137 | ||
138 | return 0; | |
139 | } | |
140 | ||
af6f0d42 | 141 | static int load_link(link_config_ctx *ctx, const char *filename) { |
9a4b012e | 142 | _cleanup_(link_config_freep) link_config *link = NULL; |
6e37cd2f | 143 | _cleanup_fclose_ FILE *file = NULL; |
af6f0d42 TG |
144 | int r; |
145 | ||
187dc6e5 TA |
146 | assert(ctx); |
147 | assert(filename); | |
148 | ||
af6f0d42 TG |
149 | file = fopen(filename, "re"); |
150 | if (!file) { | |
151 | if (errno == ENOENT) | |
152 | return 0; | |
153 | else | |
ecb08ec6 | 154 | return -errno; |
af6f0d42 TG |
155 | } |
156 | ||
ed88bcfb ZJS |
157 | if (null_or_empty_fd(fileno(file))) { |
158 | log_debug("Skipping empty file: %s", filename); | |
159 | return 0; | |
160 | } | |
161 | ||
af6f0d42 | 162 | link = new0(link_config, 1); |
ecb08ec6 ZJS |
163 | if (!link) |
164 | return log_oom(); | |
af6f0d42 | 165 | |
5fde13d7 TG |
166 | link->mac_policy = _MACPOLICY_INVALID; |
167 | link->wol = _WOL_INVALID; | |
168 | link->duplex = _DUP_INVALID; | |
169 | ||
e9f3d2d5 ZJS |
170 | r = config_parse(NULL, filename, file, |
171 | "Match\0Link\0Ethernet\0", | |
172 | config_item_perf_lookup, link_config_gperf_lookup, | |
36f822c4 ZJS |
173 | false, false, true, link); |
174 | if (r < 0) | |
ecb08ec6 | 175 | return r; |
36f822c4 | 176 | else |
98a375f6 | 177 | log_debug("Parsed configuration file %s", filename); |
af6f0d42 | 178 | |
dab495dc TG |
179 | if (link->mtu > UINT_MAX || link->speed > UINT_MAX) |
180 | return -ERANGE; | |
181 | ||
af6f0d42 TG |
182 | link->filename = strdup(filename); |
183 | ||
184 | LIST_PREPEND(links, ctx->links, link); | |
ecb08ec6 | 185 | link = NULL; |
af6f0d42 TG |
186 | |
187 | return 0; | |
af6f0d42 TG |
188 | } |
189 | ||
f6194225 | 190 | static bool enable_name_policy(void) { |
f8a0bb52 | 191 | _cleanup_free_ char *line = NULL; |
a2a5291b | 192 | const char *word, *state; |
f6194225 TG |
193 | int r; |
194 | size_t l; | |
195 | ||
74df0fca | 196 | r = proc_cmdline(&line); |
b5884878 | 197 | if (r < 0) { |
da927ba9 | 198 | log_warning_errno(r, "Failed to read /proc/cmdline, ignoring: %m"); |
74df0fca | 199 | return true; |
b5884878 | 200 | } |
f6194225 | 201 | |
a2a5291b ZJS |
202 | FOREACH_WORD_QUOTED(word, l, line, state) |
203 | if (strneq(word, "net.ifnames=0", l)) | |
f6194225 TG |
204 | return false; |
205 | ||
206 | return true; | |
207 | } | |
208 | ||
af6f0d42 TG |
209 | int link_config_load(link_config_ctx *ctx) { |
210 | int r; | |
edf029b7 TG |
211 | _cleanup_strv_free_ char **files; |
212 | char **f; | |
af6f0d42 TG |
213 | |
214 | link_configs_free(ctx); | |
215 | ||
f6194225 TG |
216 | if (!enable_name_policy()) { |
217 | ctx->enable_name_policy = false; | |
3f85ef0f | 218 | log_info("Network interface NamePolicy= disabled on kernel command line, ignoring."); |
f6194225 TG |
219 | } |
220 | ||
97f2d76d | 221 | /* update timestamp */ |
2ad8416d | 222 | paths_check_timestamp(link_dirs, &ctx->link_dirs_ts_usec, true); |
af6f0d42 | 223 | |
2ad8416d | 224 | r = conf_files_list_strv(&files, ".link", NULL, link_dirs); |
f647962d MS |
225 | if (r < 0) |
226 | return log_error_errno(r, "failed to enumerate link files: %m"); | |
af6f0d42 TG |
227 | |
228 | STRV_FOREACH_BACKWARDS(f, files) { | |
229 | r = load_link(ctx, *f); | |
230 | if (r < 0) | |
231 | return r; | |
232 | } | |
233 | ||
234 | return 0; | |
235 | } | |
236 | ||
237 | bool link_config_should_reload(link_config_ctx *ctx) { | |
2ad8416d | 238 | return paths_check_timestamp(link_dirs, &ctx->link_dirs_ts_usec, false); |
af6f0d42 TG |
239 | } |
240 | ||
464cf22f TG |
241 | int link_config_get(link_config_ctx *ctx, struct udev_device *device, |
242 | link_config **ret) { | |
af6f0d42 TG |
243 | link_config *link; |
244 | ||
3b64e4d4 TG |
245 | assert(ctx); |
246 | assert(device); | |
247 | assert(ret); | |
248 | ||
af6f0d42 | 249 | LIST_FOREACH(links, link, ctx->links) { |
7eb08da4 | 250 | const char* attr_value; |
7eb08da4 TG |
251 | |
252 | attr_value = udev_device_get_sysattr_value(device, "address"); | |
b3e01314 | 253 | |
edbb03e9 | 254 | if (net_match_config(link->match_mac, link->match_path, link->match_driver, |
7eb08da4 | 255 | link->match_type, link->match_name, link->match_host, |
edbb03e9 | 256 | link->match_virt, link->match_kernel, link->match_arch, |
eb7040ec | 257 | attr_value ? ether_aton(attr_value) : NULL, |
b3e01314 | 258 | udev_device_get_property_value(device, "ID_PATH"), |
9b1c2626 | 259 | udev_device_get_driver(udev_device_get_parent(device)), |
bf175aaf | 260 | udev_device_get_property_value(device, "ID_NET_DRIVER"), |
b3e01314 | 261 | udev_device_get_devtype(device), |
32bc8adc TG |
262 | udev_device_get_sysname(device))) { |
263 | if (link->match_name) { | |
264 | unsigned char name_assign_type = NET_NAME_UNKNOWN; | |
265 | ||
266 | attr_value = udev_device_get_sysattr_value(device, "name_assign_type"); | |
267 | if (attr_value) | |
dc751688 | 268 | (void) safe_atou8(attr_value, &name_assign_type); |
32bc8adc TG |
269 | |
270 | if (name_assign_type == NET_NAME_ENUM) { | |
ca6038b8 | 271 | log_warning("Config file %s applies to device based on potentially unpredictable interface name '%s'", |
32bc8adc TG |
272 | link->filename, udev_device_get_sysname(device)); |
273 | *ret = link; | |
274 | ||
275 | return 0; | |
276 | } else if (name_assign_type == NET_NAME_RENAMED) { | |
277 | log_warning("Config file %s matches device based on renamed interface name '%s', ignoring", | |
278 | link->filename, udev_device_get_sysname(device)); | |
32bc8adc | 279 | |
ca6038b8 | 280 | continue; |
32bc8adc | 281 | } |
ca6038b8 | 282 | } |
32bc8adc | 283 | |
ca6038b8 TG |
284 | log_debug("Config file %s applies to device %s", |
285 | link->filename, udev_device_get_sysname(device)); | |
32bc8adc | 286 | |
ca6038b8 TG |
287 | *ret = link; |
288 | ||
289 | return 0; | |
af6f0d42 TG |
290 | } |
291 | } | |
292 | ||
be32eb9b TG |
293 | *ret = NULL; |
294 | ||
af6f0d42 TG |
295 | return -ENOENT; |
296 | } | |
297 | ||
16b9b87a TG |
298 | static bool mac_is_random(struct udev_device *device) { |
299 | const char *s; | |
f1ac7002 TG |
300 | unsigned type; |
301 | int r; | |
16b9b87a | 302 | |
3c9b8860 | 303 | /* if we can't get the assign type, assume it is not random */ |
16b9b87a TG |
304 | s = udev_device_get_sysattr_value(device, "addr_assign_type"); |
305 | if (!s) | |
3c9b8860 TG |
306 | return false; |
307 | ||
f1ac7002 TG |
308 | r = safe_atou(s, &type); |
309 | if (r < 0) | |
310 | return false; | |
16b9b87a | 311 | |
04b67d49 TG |
312 | return type == NET_ADDR_RANDOM; |
313 | } | |
314 | ||
315 | static bool should_rename(struct udev_device *device, bool respect_predictable) { | |
316 | const char *s; | |
317 | unsigned type; | |
318 | int r; | |
319 | ||
3c9b8860 | 320 | /* if we can't get the assgin type, assume we should rename */ |
04b67d49 TG |
321 | s = udev_device_get_sysattr_value(device, "name_assign_type"); |
322 | if (!s) | |
3c9b8860 TG |
323 | return true; |
324 | ||
04b67d49 TG |
325 | r = safe_atou(s, &type); |
326 | if (r < 0) | |
327 | return true; | |
328 | ||
329 | switch (type) { | |
330 | case NET_NAME_USER: | |
331 | case NET_NAME_RENAMED: | |
3c9b8860 TG |
332 | /* these were already named by userspace, do not touch again */ |
333 | return false; | |
04b67d49 | 334 | case NET_NAME_PREDICTABLE: |
3c9b8860 | 335 | /* the kernel claims to have given a predictable name */ |
04b67d49 | 336 | if (respect_predictable) |
3c9b8860 | 337 | return false; |
04b67d49 TG |
338 | /* fall through */ |
339 | case NET_NAME_ENUM: | |
340 | default: | |
3c9b8860 TG |
341 | /* the name is known to be bad, or of an unknown type */ |
342 | return true; | |
04b67d49 | 343 | } |
16b9b87a TG |
344 | } |
345 | ||
464cf22f TG |
346 | static int get_mac(struct udev_device *device, bool want_random, |
347 | struct ether_addr *mac) { | |
9bf3b535 | 348 | int r; |
16b9b87a | 349 | |
16b9b87a | 350 | if (want_random) |
9bf3b535 | 351 | random_bytes(mac->ether_addr_octet, ETH_ALEN); |
16b9b87a | 352 | else { |
9bf3b535 | 353 | uint8_t result[8]; |
9bf3b535 | 354 | |
b5db00e5 | 355 | r = net_get_unique_predictable_data(device, result); |
16b9b87a | 356 | if (r < 0) |
55428d84 | 357 | return r; |
16b9b87a | 358 | |
9bf3b535 LP |
359 | assert_cc(ETH_ALEN <= sizeof(result)); |
360 | memcpy(mac->ether_addr_octet, result, ETH_ALEN); | |
16b9b87a TG |
361 | } |
362 | ||
363 | /* see eth_random_addr in the kernel */ | |
3c9b8860 TG |
364 | mac->ether_addr_octet[0] &= 0xfe; /* clear multicast bit */ |
365 | mac->ether_addr_octet[0] |= 0x02; /* set local assignment bit (IEEE802) */ | |
16b9b87a | 366 | |
16b9b87a TG |
367 | return 0; |
368 | } | |
369 | ||
464cf22f TG |
370 | int link_config_apply(link_config_ctx *ctx, link_config *config, |
371 | struct udev_device *device, const char **name) { | |
3e137a1b | 372 | const char *old_name; |
5fde13d7 TG |
373 | const char *new_name = NULL; |
374 | struct ether_addr generated_mac; | |
16b9b87a | 375 | struct ether_addr *mac = NULL; |
04b67d49 | 376 | bool respect_predictable = false; |
43b3a5ef | 377 | int r, ifindex; |
af6f0d42 | 378 | |
3e137a1b TG |
379 | assert(ctx); |
380 | assert(config); | |
381 | assert(device); | |
382 | assert(name); | |
383 | ||
3e137a1b TG |
384 | old_name = udev_device_get_sysname(device); |
385 | if (!old_name) | |
af6f0d42 TG |
386 | return -EINVAL; |
387 | ||
dab495dc | 388 | r = ethtool_set_speed(&ctx->ethtool_fd, old_name, config->speed / 1024, config->duplex); |
5fde13d7 | 389 | if (r < 0) |
dab495dc | 390 | log_warning_errno(r, "Could not set speed or duplex of %s to %zu Mbps (%s): %m", |
755bde37 LP |
391 | old_name, config->speed / 1024, |
392 | duplex_to_string(config->duplex)); | |
a5010333 | 393 | |
aedca892 | 394 | r = ethtool_set_wol(&ctx->ethtool_fd, old_name, config->wol); |
5fde13d7 | 395 | if (r < 0) |
755bde37 LP |
396 | log_warning_errno(r, "Could not set WakeOnLan of %s to %s: %m", |
397 | old_name, wol_to_string(config->wol)); | |
af6f0d42 | 398 | |
43b3a5ef TG |
399 | ifindex = udev_device_get_ifindex(device); |
400 | if (ifindex <= 0) { | |
401 | log_warning("Could not find ifindex"); | |
402 | return -ENODEV; | |
403 | } | |
404 | ||
f6194225 | 405 | if (ctx->enable_name_policy && config->name_policy) { |
5fde13d7 | 406 | NamePolicy *policy; |
daeb71a3 | 407 | |
68ba3877 TG |
408 | for (policy = config->name_policy; |
409 | !new_name && *policy != _NAMEPOLICY_INVALID; policy++) { | |
5fde13d7 | 410 | switch (*policy) { |
04b67d49 TG |
411 | case NAMEPOLICY_KERNEL: |
412 | respect_predictable = true; | |
413 | break; | |
e51660ae TG |
414 | case NAMEPOLICY_DATABASE: |
415 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_FROM_DATABASE"); | |
416 | break; | |
5fde13d7 TG |
417 | case NAMEPOLICY_ONBOARD: |
418 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_ONBOARD"); | |
daeb71a3 | 419 | break; |
5fde13d7 TG |
420 | case NAMEPOLICY_SLOT: |
421 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_SLOT"); | |
daeb71a3 | 422 | break; |
5fde13d7 TG |
423 | case NAMEPOLICY_PATH: |
424 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_PATH"); | |
daeb71a3 | 425 | break; |
5fde13d7 TG |
426 | case NAMEPOLICY_MAC: |
427 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_MAC"); | |
daeb71a3 | 428 | break; |
5fde13d7 TG |
429 | default: |
430 | break; | |
431 | } | |
daeb71a3 TG |
432 | } |
433 | } | |
434 | ||
04b67d49 | 435 | if (should_rename(device, respect_predictable)) { |
3c9b8860 | 436 | /* if not set by policy, fall back manually set name */ |
04b67d49 | 437 | if (!new_name) |
04b67d49 TG |
438 | new_name = config->name; |
439 | } else | |
440 | new_name = NULL; | |
441 | ||
5fde13d7 TG |
442 | switch (config->mac_policy) { |
443 | case MACPOLICY_PERSISTENT: | |
92d927f8 | 444 | if (mac_is_random(device)) { |
5fde13d7 | 445 | r = get_mac(device, false, &generated_mac); |
1c25683e TG |
446 | if (r == -ENOENT) { |
447 | log_warning_errno(r, "Could not generate persistent MAC address for %s: %m", old_name); | |
a669ea98 | 448 | break; |
1c25683e | 449 | } else if (r < 0) |
16b9b87a | 450 | return r; |
5fde13d7 | 451 | mac = &generated_mac; |
16b9b87a | 452 | } |
5fde13d7 TG |
453 | break; |
454 | case MACPOLICY_RANDOM: | |
16b9b87a | 455 | if (!mac_is_random(device)) { |
5fde13d7 | 456 | r = get_mac(device, true, &generated_mac); |
1c25683e TG |
457 | if (r == -ENOENT) { |
458 | log_warning_errno(r, "Could not generate random MAC address for %s: %m", old_name); | |
a669ea98 | 459 | break; |
1c25683e | 460 | } else if (r < 0) |
16b9b87a | 461 | return r; |
5fde13d7 | 462 | mac = &generated_mac; |
16b9b87a | 463 | } |
5fde13d7 | 464 | break; |
66d3752e | 465 | case MACPOLICY_NONE: |
5fde13d7 TG |
466 | default: |
467 | mac = config->mac; | |
16b9b87a TG |
468 | } |
469 | ||
dab495dc | 470 | r = rtnl_set_link_properties(&ctx->rtnl, ifindex, config->alias, mac, config->mtu); |
f647962d MS |
471 | if (r < 0) |
472 | return log_warning_errno(r, "Could not set Alias, MACAddress or MTU on %s: %m", old_name); | |
43b3a5ef | 473 | |
d95b83b8 TG |
474 | *name = new_name; |
475 | ||
af6f0d42 TG |
476 | return 0; |
477 | } | |
be32eb9b | 478 | |
847a8a5f TG |
479 | int link_get_driver(link_config_ctx *ctx, struct udev_device *device, char **ret) { |
480 | const char *name; | |
a7f7d1bd | 481 | char *driver = NULL; |
847a8a5f TG |
482 | int r; |
483 | ||
847a8a5f TG |
484 | name = udev_device_get_sysname(device); |
485 | if (!name) | |
486 | return -EINVAL; | |
487 | ||
aedca892 | 488 | r = ethtool_get_driver(&ctx->ethtool_fd, name, &driver); |
847a8a5f TG |
489 | if (r < 0) |
490 | return r; | |
491 | ||
492 | *ret = driver; | |
493 | return 0; | |
494 | } | |
495 | ||
2c5859af | 496 | static const char* const mac_policy_table[_MACPOLICY_MAX] = { |
be32eb9b | 497 | [MACPOLICY_PERSISTENT] = "persistent", |
66d3752e JK |
498 | [MACPOLICY_RANDOM] = "random", |
499 | [MACPOLICY_NONE] = "none" | |
be32eb9b TG |
500 | }; |
501 | ||
502 | DEFINE_STRING_TABLE_LOOKUP(mac_policy, MACPolicy); | |
464cf22f TG |
503 | DEFINE_CONFIG_PARSE_ENUM(config_parse_mac_policy, mac_policy, MACPolicy, |
504 | "Failed to parse MAC address policy"); | |
be32eb9b | 505 | |
2c5859af | 506 | static const char* const name_policy_table[_NAMEPOLICY_MAX] = { |
04b67d49 | 507 | [NAMEPOLICY_KERNEL] = "kernel", |
e51660ae | 508 | [NAMEPOLICY_DATABASE] = "database", |
be32eb9b TG |
509 | [NAMEPOLICY_ONBOARD] = "onboard", |
510 | [NAMEPOLICY_SLOT] = "slot", | |
511 | [NAMEPOLICY_PATH] = "path", | |
512 | [NAMEPOLICY_MAC] = "mac" | |
513 | }; | |
514 | ||
515 | DEFINE_STRING_TABLE_LOOKUP(name_policy, NamePolicy); | |
464cf22f TG |
516 | DEFINE_CONFIG_PARSE_ENUMV(config_parse_name_policy, name_policy, NamePolicy, |
517 | _NAMEPOLICY_INVALID, | |
518 | "Failed to parse interface name policy"); |