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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 | |
b5efdb8a | 27 | #include "alloc-util.h" |
07630cea LP |
28 | #include "conf-files.h" |
29 | #include "conf-parser.h" | |
a5010333 | 30 | #include "ethtool-util.h" |
3ffd4af2 | 31 | #include "fd-util.h" |
43b3a5ef | 32 | #include "libudev-private.h" |
07630cea | 33 | #include "link-config.h" |
af6f0d42 | 34 | #include "log.h" |
07630cea | 35 | #include "missing.h" |
1c4baffc | 36 | #include "netlink-util.h" |
c6f7c917 | 37 | #include "network-internal.h" |
6bedfcbb | 38 | #include "parse-util.h" |
07630cea | 39 | #include "path-util.h" |
4e731273 | 40 | #include "proc-cmdline.h" |
3df3e884 | 41 | #include "random-util.h" |
8fcde012 | 42 | #include "stat-util.h" |
8b43440b | 43 | #include "string-table.h" |
07630cea LP |
44 | #include "string-util.h" |
45 | #include "strv.h" | |
46 | #include "util.h" | |
af6f0d42 TG |
47 | |
48 | struct link_config_ctx { | |
49 | LIST_HEAD(link_config, links); | |
50 | ||
a5010333 TG |
51 | int ethtool_fd; |
52 | ||
f6194225 TG |
53 | bool enable_name_policy; |
54 | ||
1c4baffc | 55 | sd_netlink *rtnl; |
43b3a5ef | 56 | |
97f2d76d | 57 | usec_t link_dirs_ts_usec; |
af6f0d42 TG |
58 | }; |
59 | ||
2ad8416d ZJS |
60 | static const char* const link_dirs[] = { |
61 | "/etc/systemd/network", | |
62 | "/run/systemd/network", | |
63 | "/usr/lib/systemd/network", | |
64 | #ifdef HAVE_SPLIT_USR | |
65 | "/lib/systemd/network", | |
66 | #endif | |
67 | NULL}; | |
68 | ||
9a4b012e TG |
69 | static void link_config_free(link_config *link) { |
70 | if (!link) | |
71 | return; | |
5b9d4dc0 | 72 | |
9a4b012e TG |
73 | free(link->filename); |
74 | ||
75 | free(link->match_mac); | |
43d60b77 TG |
76 | strv_free(link->match_path); |
77 | strv_free(link->match_driver); | |
78 | strv_free(link->match_type); | |
9a4b012e TG |
79 | free(link->match_name); |
80 | free(link->match_host); | |
81 | free(link->match_virt); | |
82 | free(link->match_kernel); | |
83 | free(link->match_arch); | |
84 | ||
85 | free(link->description); | |
86 | free(link->mac); | |
87 | free(link->name_policy); | |
88 | free(link->name); | |
89 | free(link->alias); | |
90 | ||
91 | free(link); | |
af6f0d42 TG |
92 | } |
93 | ||
9a4b012e TG |
94 | DEFINE_TRIVIAL_CLEANUP_FUNC(link_config*, link_config_free); |
95 | ||
af6f0d42 TG |
96 | static void link_configs_free(link_config_ctx *ctx) { |
97 | link_config *link, *link_next; | |
98 | ||
99 | if (!ctx) | |
100 | return; | |
101 | ||
9a4b012e TG |
102 | LIST_FOREACH_SAFE(links, link, link_next, ctx->links) |
103 | link_config_free(link); | |
af6f0d42 TG |
104 | } |
105 | ||
106 | void link_config_ctx_free(link_config_ctx *ctx) { | |
107 | if (!ctx) | |
108 | return; | |
109 | ||
03e334a1 | 110 | safe_close(ctx->ethtool_fd); |
43b3a5ef | 111 | |
1c4baffc | 112 | sd_netlink_unref(ctx->rtnl); |
43b3a5ef | 113 | |
af6f0d42 TG |
114 | link_configs_free(ctx); |
115 | ||
116 | free(ctx); | |
117 | ||
118 | return; | |
119 | } | |
120 | ||
9a4b012e TG |
121 | DEFINE_TRIVIAL_CLEANUP_FUNC(link_config_ctx*, link_config_ctx_free); |
122 | ||
123 | int link_config_ctx_new(link_config_ctx **ret) { | |
124 | _cleanup_(link_config_ctx_freep) link_config_ctx *ctx = NULL; | |
125 | ||
126 | if (!ret) | |
127 | return -EINVAL; | |
128 | ||
129 | ctx = new0(link_config_ctx, 1); | |
130 | if (!ctx) | |
131 | return -ENOMEM; | |
132 | ||
133 | LIST_HEAD_INIT(ctx->links); | |
134 | ||
135 | ctx->ethtool_fd = -1; | |
136 | ||
137 | ctx->enable_name_policy = true; | |
138 | ||
139 | *ret = ctx; | |
140 | ctx = NULL; | |
141 | ||
142 | return 0; | |
143 | } | |
144 | ||
af6f0d42 | 145 | static int load_link(link_config_ctx *ctx, const char *filename) { |
9a4b012e | 146 | _cleanup_(link_config_freep) link_config *link = NULL; |
6e37cd2f | 147 | _cleanup_fclose_ FILE *file = NULL; |
af6f0d42 TG |
148 | int r; |
149 | ||
187dc6e5 TA |
150 | assert(ctx); |
151 | assert(filename); | |
152 | ||
af6f0d42 TG |
153 | file = fopen(filename, "re"); |
154 | if (!file) { | |
155 | if (errno == ENOENT) | |
156 | return 0; | |
157 | else | |
ecb08ec6 | 158 | return -errno; |
af6f0d42 TG |
159 | } |
160 | ||
ed88bcfb ZJS |
161 | if (null_or_empty_fd(fileno(file))) { |
162 | log_debug("Skipping empty file: %s", filename); | |
163 | return 0; | |
164 | } | |
165 | ||
af6f0d42 | 166 | link = new0(link_config, 1); |
ecb08ec6 ZJS |
167 | if (!link) |
168 | return log_oom(); | |
af6f0d42 | 169 | |
5fde13d7 TG |
170 | link->mac_policy = _MACPOLICY_INVALID; |
171 | link->wol = _WOL_INVALID; | |
172 | link->duplex = _DUP_INVALID; | |
173 | ||
e9f3d2d5 ZJS |
174 | r = config_parse(NULL, filename, file, |
175 | "Match\0Link\0Ethernet\0", | |
176 | config_item_perf_lookup, link_config_gperf_lookup, | |
36f822c4 ZJS |
177 | false, false, true, link); |
178 | if (r < 0) | |
ecb08ec6 | 179 | return r; |
36f822c4 | 180 | else |
98a375f6 | 181 | log_debug("Parsed configuration file %s", filename); |
af6f0d42 | 182 | |
dab495dc TG |
183 | if (link->mtu > UINT_MAX || link->speed > UINT_MAX) |
184 | return -ERANGE; | |
185 | ||
af6f0d42 TG |
186 | link->filename = strdup(filename); |
187 | ||
188 | LIST_PREPEND(links, ctx->links, link); | |
ecb08ec6 | 189 | link = NULL; |
af6f0d42 TG |
190 | |
191 | return 0; | |
af6f0d42 TG |
192 | } |
193 | ||
f6194225 | 194 | static bool enable_name_policy(void) { |
f8a0bb52 | 195 | _cleanup_free_ char *line = NULL; |
a2a5291b | 196 | const char *word, *state; |
f6194225 TG |
197 | int r; |
198 | size_t l; | |
199 | ||
74df0fca | 200 | r = proc_cmdline(&line); |
b5884878 | 201 | if (r < 0) { |
da927ba9 | 202 | log_warning_errno(r, "Failed to read /proc/cmdline, ignoring: %m"); |
74df0fca | 203 | return true; |
b5884878 | 204 | } |
f6194225 | 205 | |
a2a5291b ZJS |
206 | FOREACH_WORD_QUOTED(word, l, line, state) |
207 | if (strneq(word, "net.ifnames=0", l)) | |
f6194225 TG |
208 | return false; |
209 | ||
210 | return true; | |
211 | } | |
212 | ||
af6f0d42 TG |
213 | int link_config_load(link_config_ctx *ctx) { |
214 | int r; | |
edf029b7 TG |
215 | _cleanup_strv_free_ char **files; |
216 | char **f; | |
af6f0d42 TG |
217 | |
218 | link_configs_free(ctx); | |
219 | ||
f6194225 TG |
220 | if (!enable_name_policy()) { |
221 | ctx->enable_name_policy = false; | |
3f85ef0f | 222 | log_info("Network interface NamePolicy= disabled on kernel command line, ignoring."); |
f6194225 TG |
223 | } |
224 | ||
97f2d76d | 225 | /* update timestamp */ |
2ad8416d | 226 | paths_check_timestamp(link_dirs, &ctx->link_dirs_ts_usec, true); |
af6f0d42 | 227 | |
2ad8416d | 228 | r = conf_files_list_strv(&files, ".link", NULL, link_dirs); |
f647962d MS |
229 | if (r < 0) |
230 | return log_error_errno(r, "failed to enumerate link files: %m"); | |
af6f0d42 TG |
231 | |
232 | STRV_FOREACH_BACKWARDS(f, files) { | |
233 | r = load_link(ctx, *f); | |
234 | if (r < 0) | |
235 | return r; | |
236 | } | |
237 | ||
238 | return 0; | |
239 | } | |
240 | ||
241 | bool link_config_should_reload(link_config_ctx *ctx) { | |
2ad8416d | 242 | return paths_check_timestamp(link_dirs, &ctx->link_dirs_ts_usec, false); |
af6f0d42 TG |
243 | } |
244 | ||
464cf22f TG |
245 | int link_config_get(link_config_ctx *ctx, struct udev_device *device, |
246 | link_config **ret) { | |
af6f0d42 TG |
247 | link_config *link; |
248 | ||
3b64e4d4 TG |
249 | assert(ctx); |
250 | assert(device); | |
251 | assert(ret); | |
252 | ||
af6f0d42 | 253 | LIST_FOREACH(links, link, ctx->links) { |
7eb08da4 | 254 | const char* attr_value; |
7eb08da4 TG |
255 | |
256 | attr_value = udev_device_get_sysattr_value(device, "address"); | |
b3e01314 | 257 | |
edbb03e9 | 258 | if (net_match_config(link->match_mac, link->match_path, link->match_driver, |
7eb08da4 | 259 | link->match_type, link->match_name, link->match_host, |
edbb03e9 | 260 | link->match_virt, link->match_kernel, link->match_arch, |
eb7040ec | 261 | attr_value ? ether_aton(attr_value) : NULL, |
b3e01314 | 262 | udev_device_get_property_value(device, "ID_PATH"), |
9b1c2626 | 263 | udev_device_get_driver(udev_device_get_parent(device)), |
bf175aaf | 264 | udev_device_get_property_value(device, "ID_NET_DRIVER"), |
b3e01314 | 265 | udev_device_get_devtype(device), |
32bc8adc TG |
266 | udev_device_get_sysname(device))) { |
267 | if (link->match_name) { | |
268 | unsigned char name_assign_type = NET_NAME_UNKNOWN; | |
269 | ||
270 | attr_value = udev_device_get_sysattr_value(device, "name_assign_type"); | |
271 | if (attr_value) | |
dc751688 | 272 | (void) safe_atou8(attr_value, &name_assign_type); |
32bc8adc TG |
273 | |
274 | if (name_assign_type == NET_NAME_ENUM) { | |
ca6038b8 | 275 | log_warning("Config file %s applies to device based on potentially unpredictable interface name '%s'", |
32bc8adc TG |
276 | link->filename, udev_device_get_sysname(device)); |
277 | *ret = link; | |
278 | ||
279 | return 0; | |
280 | } else if (name_assign_type == NET_NAME_RENAMED) { | |
281 | log_warning("Config file %s matches device based on renamed interface name '%s', ignoring", | |
282 | link->filename, udev_device_get_sysname(device)); | |
32bc8adc | 283 | |
ca6038b8 | 284 | continue; |
32bc8adc | 285 | } |
ca6038b8 | 286 | } |
32bc8adc | 287 | |
ca6038b8 TG |
288 | log_debug("Config file %s applies to device %s", |
289 | link->filename, udev_device_get_sysname(device)); | |
32bc8adc | 290 | |
ca6038b8 TG |
291 | *ret = link; |
292 | ||
293 | return 0; | |
af6f0d42 TG |
294 | } |
295 | } | |
296 | ||
be32eb9b TG |
297 | *ret = NULL; |
298 | ||
af6f0d42 TG |
299 | return -ENOENT; |
300 | } | |
301 | ||
16b9b87a TG |
302 | static bool mac_is_random(struct udev_device *device) { |
303 | const char *s; | |
f1ac7002 TG |
304 | unsigned type; |
305 | int r; | |
16b9b87a | 306 | |
3c9b8860 | 307 | /* if we can't get the assign type, assume it is not random */ |
16b9b87a TG |
308 | s = udev_device_get_sysattr_value(device, "addr_assign_type"); |
309 | if (!s) | |
3c9b8860 TG |
310 | return false; |
311 | ||
f1ac7002 TG |
312 | r = safe_atou(s, &type); |
313 | if (r < 0) | |
314 | return false; | |
16b9b87a | 315 | |
04b67d49 TG |
316 | return type == NET_ADDR_RANDOM; |
317 | } | |
318 | ||
319 | static bool should_rename(struct udev_device *device, bool respect_predictable) { | |
320 | const char *s; | |
321 | unsigned type; | |
322 | int r; | |
323 | ||
3c9b8860 | 324 | /* if we can't get the assgin type, assume we should rename */ |
04b67d49 TG |
325 | s = udev_device_get_sysattr_value(device, "name_assign_type"); |
326 | if (!s) | |
3c9b8860 TG |
327 | return true; |
328 | ||
04b67d49 TG |
329 | r = safe_atou(s, &type); |
330 | if (r < 0) | |
331 | return true; | |
332 | ||
333 | switch (type) { | |
334 | case NET_NAME_USER: | |
335 | case NET_NAME_RENAMED: | |
3c9b8860 TG |
336 | /* these were already named by userspace, do not touch again */ |
337 | return false; | |
04b67d49 | 338 | case NET_NAME_PREDICTABLE: |
3c9b8860 | 339 | /* the kernel claims to have given a predictable name */ |
04b67d49 | 340 | if (respect_predictable) |
3c9b8860 | 341 | return false; |
04b67d49 TG |
342 | /* fall through */ |
343 | case NET_NAME_ENUM: | |
344 | default: | |
3c9b8860 TG |
345 | /* the name is known to be bad, or of an unknown type */ |
346 | return true; | |
04b67d49 | 347 | } |
16b9b87a TG |
348 | } |
349 | ||
464cf22f TG |
350 | static int get_mac(struct udev_device *device, bool want_random, |
351 | struct ether_addr *mac) { | |
9bf3b535 | 352 | int r; |
16b9b87a | 353 | |
16b9b87a | 354 | if (want_random) |
9bf3b535 | 355 | random_bytes(mac->ether_addr_octet, ETH_ALEN); |
16b9b87a | 356 | else { |
9bf3b535 | 357 | uint8_t result[8]; |
9bf3b535 | 358 | |
b5db00e5 | 359 | r = net_get_unique_predictable_data(device, result); |
16b9b87a | 360 | if (r < 0) |
55428d84 | 361 | return r; |
16b9b87a | 362 | |
9bf3b535 LP |
363 | assert_cc(ETH_ALEN <= sizeof(result)); |
364 | memcpy(mac->ether_addr_octet, result, ETH_ALEN); | |
16b9b87a TG |
365 | } |
366 | ||
367 | /* see eth_random_addr in the kernel */ | |
3c9b8860 TG |
368 | mac->ether_addr_octet[0] &= 0xfe; /* clear multicast bit */ |
369 | mac->ether_addr_octet[0] |= 0x02; /* set local assignment bit (IEEE802) */ | |
16b9b87a | 370 | |
16b9b87a TG |
371 | return 0; |
372 | } | |
373 | ||
464cf22f TG |
374 | int link_config_apply(link_config_ctx *ctx, link_config *config, |
375 | struct udev_device *device, const char **name) { | |
3e137a1b | 376 | const char *old_name; |
5fde13d7 TG |
377 | const char *new_name = NULL; |
378 | struct ether_addr generated_mac; | |
16b9b87a | 379 | struct ether_addr *mac = NULL; |
04b67d49 | 380 | bool respect_predictable = false; |
43b3a5ef | 381 | int r, ifindex; |
af6f0d42 | 382 | |
3e137a1b TG |
383 | assert(ctx); |
384 | assert(config); | |
385 | assert(device); | |
386 | assert(name); | |
387 | ||
3e137a1b TG |
388 | old_name = udev_device_get_sysname(device); |
389 | if (!old_name) | |
af6f0d42 TG |
390 | return -EINVAL; |
391 | ||
dab495dc | 392 | r = ethtool_set_speed(&ctx->ethtool_fd, old_name, config->speed / 1024, config->duplex); |
5fde13d7 | 393 | if (r < 0) |
dab495dc | 394 | log_warning_errno(r, "Could not set speed or duplex of %s to %zu Mbps (%s): %m", |
755bde37 LP |
395 | old_name, config->speed / 1024, |
396 | duplex_to_string(config->duplex)); | |
a5010333 | 397 | |
aedca892 | 398 | r = ethtool_set_wol(&ctx->ethtool_fd, old_name, config->wol); |
5fde13d7 | 399 | if (r < 0) |
755bde37 LP |
400 | log_warning_errno(r, "Could not set WakeOnLan of %s to %s: %m", |
401 | old_name, wol_to_string(config->wol)); | |
af6f0d42 | 402 | |
43b3a5ef TG |
403 | ifindex = udev_device_get_ifindex(device); |
404 | if (ifindex <= 0) { | |
405 | log_warning("Could not find ifindex"); | |
406 | return -ENODEV; | |
407 | } | |
408 | ||
f6194225 | 409 | if (ctx->enable_name_policy && config->name_policy) { |
5fde13d7 | 410 | NamePolicy *policy; |
daeb71a3 | 411 | |
68ba3877 TG |
412 | for (policy = config->name_policy; |
413 | !new_name && *policy != _NAMEPOLICY_INVALID; policy++) { | |
5fde13d7 | 414 | switch (*policy) { |
04b67d49 TG |
415 | case NAMEPOLICY_KERNEL: |
416 | respect_predictable = true; | |
417 | break; | |
e51660ae TG |
418 | case NAMEPOLICY_DATABASE: |
419 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_FROM_DATABASE"); | |
420 | break; | |
5fde13d7 TG |
421 | case NAMEPOLICY_ONBOARD: |
422 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_ONBOARD"); | |
daeb71a3 | 423 | break; |
5fde13d7 TG |
424 | case NAMEPOLICY_SLOT: |
425 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_SLOT"); | |
daeb71a3 | 426 | break; |
5fde13d7 TG |
427 | case NAMEPOLICY_PATH: |
428 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_PATH"); | |
daeb71a3 | 429 | break; |
5fde13d7 TG |
430 | case NAMEPOLICY_MAC: |
431 | new_name = udev_device_get_property_value(device, "ID_NET_NAME_MAC"); | |
daeb71a3 | 432 | break; |
5fde13d7 TG |
433 | default: |
434 | break; | |
435 | } | |
daeb71a3 TG |
436 | } |
437 | } | |
438 | ||
04b67d49 | 439 | if (should_rename(device, respect_predictable)) { |
3c9b8860 | 440 | /* if not set by policy, fall back manually set name */ |
04b67d49 | 441 | if (!new_name) |
04b67d49 TG |
442 | new_name = config->name; |
443 | } else | |
444 | new_name = NULL; | |
445 | ||
5fde13d7 TG |
446 | switch (config->mac_policy) { |
447 | case MACPOLICY_PERSISTENT: | |
92d927f8 | 448 | if (mac_is_random(device)) { |
5fde13d7 | 449 | r = get_mac(device, false, &generated_mac); |
1c25683e TG |
450 | if (r == -ENOENT) { |
451 | log_warning_errno(r, "Could not generate persistent MAC address for %s: %m", old_name); | |
a669ea98 | 452 | break; |
1c25683e | 453 | } else if (r < 0) |
16b9b87a | 454 | return r; |
5fde13d7 | 455 | mac = &generated_mac; |
16b9b87a | 456 | } |
5fde13d7 TG |
457 | break; |
458 | case MACPOLICY_RANDOM: | |
16b9b87a | 459 | if (!mac_is_random(device)) { |
5fde13d7 | 460 | r = get_mac(device, true, &generated_mac); |
1c25683e TG |
461 | if (r == -ENOENT) { |
462 | log_warning_errno(r, "Could not generate random MAC address for %s: %m", old_name); | |
a669ea98 | 463 | break; |
1c25683e | 464 | } else if (r < 0) |
16b9b87a | 465 | return r; |
5fde13d7 | 466 | mac = &generated_mac; |
16b9b87a | 467 | } |
5fde13d7 | 468 | break; |
66d3752e | 469 | case MACPOLICY_NONE: |
5fde13d7 TG |
470 | default: |
471 | mac = config->mac; | |
16b9b87a TG |
472 | } |
473 | ||
dab495dc | 474 | r = rtnl_set_link_properties(&ctx->rtnl, ifindex, config->alias, mac, config->mtu); |
f647962d MS |
475 | if (r < 0) |
476 | return log_warning_errno(r, "Could not set Alias, MACAddress or MTU on %s: %m", old_name); | |
43b3a5ef | 477 | |
d95b83b8 TG |
478 | *name = new_name; |
479 | ||
af6f0d42 TG |
480 | return 0; |
481 | } | |
be32eb9b | 482 | |
847a8a5f TG |
483 | int link_get_driver(link_config_ctx *ctx, struct udev_device *device, char **ret) { |
484 | const char *name; | |
a7f7d1bd | 485 | char *driver = NULL; |
847a8a5f TG |
486 | int r; |
487 | ||
847a8a5f TG |
488 | name = udev_device_get_sysname(device); |
489 | if (!name) | |
490 | return -EINVAL; | |
491 | ||
aedca892 | 492 | r = ethtool_get_driver(&ctx->ethtool_fd, name, &driver); |
847a8a5f TG |
493 | if (r < 0) |
494 | return r; | |
495 | ||
496 | *ret = driver; | |
497 | return 0; | |
498 | } | |
499 | ||
2c5859af | 500 | static const char* const mac_policy_table[_MACPOLICY_MAX] = { |
be32eb9b | 501 | [MACPOLICY_PERSISTENT] = "persistent", |
66d3752e JK |
502 | [MACPOLICY_RANDOM] = "random", |
503 | [MACPOLICY_NONE] = "none" | |
be32eb9b TG |
504 | }; |
505 | ||
506 | DEFINE_STRING_TABLE_LOOKUP(mac_policy, MACPolicy); | |
464cf22f TG |
507 | DEFINE_CONFIG_PARSE_ENUM(config_parse_mac_policy, mac_policy, MACPolicy, |
508 | "Failed to parse MAC address policy"); | |
be32eb9b | 509 | |
2c5859af | 510 | static const char* const name_policy_table[_NAMEPOLICY_MAX] = { |
04b67d49 | 511 | [NAMEPOLICY_KERNEL] = "kernel", |
e51660ae | 512 | [NAMEPOLICY_DATABASE] = "database", |
be32eb9b TG |
513 | [NAMEPOLICY_ONBOARD] = "onboard", |
514 | [NAMEPOLICY_SLOT] = "slot", | |
515 | [NAMEPOLICY_PATH] = "path", | |
516 | [NAMEPOLICY_MAC] = "mac" | |
517 | }; | |
518 | ||
519 | DEFINE_STRING_TABLE_LOOKUP(name_policy, NamePolicy); | |
464cf22f TG |
520 | DEFINE_CONFIG_PARSE_ENUMV(config_parse_name_policy, name_policy, NamePolicy, |
521 | _NAMEPOLICY_INVALID, | |
522 | "Failed to parse interface name policy"); |