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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
af6f0d42 | 2 | |
43b3a5ef TG |
3 | #include <netinet/ether.h> |
4 | ||
e5eadf53 | 5 | #include "sd-device.h" |
07630cea | 6 | #include "sd-netlink.h" |
af6f0d42 | 7 | |
b5efdb8a | 8 | #include "alloc-util.h" |
07630cea LP |
9 | #include "conf-files.h" |
10 | #include "conf-parser.h" | |
dc0d4078 | 11 | #include "def.h" |
b220632c | 12 | #include "device-util.h" |
a5010333 | 13 | #include "ethtool-util.h" |
3ffd4af2 | 14 | #include "fd-util.h" |
07630cea | 15 | #include "link-config.h" |
af6f0d42 | 16 | #include "log.h" |
0a970718 | 17 | #include "memory-util.h" |
36dd5ffd | 18 | #include "missing_network.h" |
73d2bb08 | 19 | #include "naming-scheme.h" |
1c4baffc | 20 | #include "netlink-util.h" |
c6f7c917 | 21 | #include "network-internal.h" |
6bedfcbb | 22 | #include "parse-util.h" |
07630cea | 23 | #include "path-util.h" |
4e731273 | 24 | #include "proc-cmdline.h" |
3df3e884 | 25 | #include "random-util.h" |
8fcde012 | 26 | #include "stat-util.h" |
8b43440b | 27 | #include "string-table.h" |
07630cea LP |
28 | #include "string-util.h" |
29 | #include "strv.h" | |
af6f0d42 TG |
30 | |
31 | struct link_config_ctx { | |
32 | LIST_HEAD(link_config, links); | |
33 | ||
a5010333 TG |
34 | int ethtool_fd; |
35 | ||
f6194225 TG |
36 | bool enable_name_policy; |
37 | ||
1c4baffc | 38 | sd_netlink *rtnl; |
43b3a5ef | 39 | |
dc0d4078 | 40 | usec_t network_dirs_ts_usec; |
af6f0d42 TG |
41 | }; |
42 | ||
9a4b012e TG |
43 | static void link_config_free(link_config *link) { |
44 | if (!link) | |
45 | return; | |
5b9d4dc0 | 46 | |
9a4b012e TG |
47 | free(link->filename); |
48 | ||
e90d0374 | 49 | set_free_free(link->match_mac); |
43d60b77 TG |
50 | strv_free(link->match_path); |
51 | strv_free(link->match_driver); | |
52 | strv_free(link->match_type); | |
391f6bc1 | 53 | strv_free(link->match_name); |
c4f58dea | 54 | condition_free_list(link->conditions); |
9a4b012e TG |
55 | |
56 | free(link->description); | |
57 | free(link->mac); | |
58 | free(link->name_policy); | |
59 | free(link->name); | |
60 | free(link->alias); | |
61 | ||
62 | free(link); | |
af6f0d42 TG |
63 | } |
64 | ||
9a4b012e TG |
65 | DEFINE_TRIVIAL_CLEANUP_FUNC(link_config*, link_config_free); |
66 | ||
af6f0d42 TG |
67 | static void link_configs_free(link_config_ctx *ctx) { |
68 | link_config *link, *link_next; | |
69 | ||
70 | if (!ctx) | |
71 | return; | |
72 | ||
9a4b012e TG |
73 | LIST_FOREACH_SAFE(links, link, link_next, ctx->links) |
74 | link_config_free(link); | |
af6f0d42 TG |
75 | } |
76 | ||
77 | void link_config_ctx_free(link_config_ctx *ctx) { | |
78 | if (!ctx) | |
79 | return; | |
80 | ||
03e334a1 | 81 | safe_close(ctx->ethtool_fd); |
43b3a5ef | 82 | |
1c4baffc | 83 | sd_netlink_unref(ctx->rtnl); |
43b3a5ef | 84 | |
af6f0d42 TG |
85 | link_configs_free(ctx); |
86 | ||
87 | free(ctx); | |
88 | ||
89 | return; | |
90 | } | |
91 | ||
9a4b012e TG |
92 | int link_config_ctx_new(link_config_ctx **ret) { |
93 | _cleanup_(link_config_ctx_freep) link_config_ctx *ctx = NULL; | |
94 | ||
95 | if (!ret) | |
96 | return -EINVAL; | |
97 | ||
98 | ctx = new0(link_config_ctx, 1); | |
99 | if (!ctx) | |
100 | return -ENOMEM; | |
101 | ||
102 | LIST_HEAD_INIT(ctx->links); | |
103 | ||
104 | ctx->ethtool_fd = -1; | |
105 | ||
106 | ctx->enable_name_policy = true; | |
107 | ||
1cc6c93a | 108 | *ret = TAKE_PTR(ctx); |
9a4b012e TG |
109 | |
110 | return 0; | |
111 | } | |
112 | ||
a378400b | 113 | int link_load_one(link_config_ctx *ctx, const char *filename) { |
9a4b012e | 114 | _cleanup_(link_config_freep) link_config *link = NULL; |
6e37cd2f | 115 | _cleanup_fclose_ FILE *file = NULL; |
6cdab9f1 | 116 | _cleanup_free_ char *name = NULL; |
79a60834 | 117 | size_t i; |
af6f0d42 TG |
118 | int r; |
119 | ||
187dc6e5 TA |
120 | assert(ctx); |
121 | assert(filename); | |
122 | ||
af6f0d42 | 123 | file = fopen(filename, "re"); |
f2d251cd YW |
124 | if (!file) |
125 | return errno == ENOENT ? 0 : -errno; | |
af6f0d42 | 126 | |
ed88bcfb ZJS |
127 | if (null_or_empty_fd(fileno(file))) { |
128 | log_debug("Skipping empty file: %s", filename); | |
129 | return 0; | |
130 | } | |
131 | ||
6cdab9f1 YW |
132 | name = strdup(filename); |
133 | if (!name) | |
134 | return -ENOMEM; | |
135 | ||
136 | link = new(link_config, 1); | |
ecb08ec6 | 137 | if (!link) |
e8a42907 | 138 | return -ENOMEM; |
af6f0d42 | 139 | |
6cdab9f1 YW |
140 | *link = (link_config) { |
141 | .filename = TAKE_PTR(name), | |
142 | .mac_policy = _MACPOLICY_INVALID, | |
143 | .wol = _WOL_INVALID, | |
144 | .duplex = _DUP_INVALID, | |
145 | .port = _NET_DEV_PORT_INVALID, | |
146 | .autonegotiation = -1, | |
147 | }; | |
5fde13d7 | 148 | |
79a60834 | 149 | for (i = 0; i < ELEMENTSOF(link->features); i++) |
cc2ff878 | 150 | link->features[i] = -1; |
50725d10 | 151 | |
e9f3d2d5 | 152 | r = config_parse(NULL, filename, file, |
c6b3370a | 153 | "Match\0Link\0", |
e9f3d2d5 | 154 | config_item_perf_lookup, link_config_gperf_lookup, |
bcde742e | 155 | CONFIG_PARSE_WARN, link); |
36f822c4 | 156 | if (r < 0) |
ecb08ec6 | 157 | return r; |
af6f0d42 | 158 | |
4e964aa0 | 159 | if (link->speed > UINT_MAX) |
dab495dc TG |
160 | return -ERANGE; |
161 | ||
c4f58dea | 162 | if (!condition_test_list(link->conditions, NULL, NULL, NULL)) { |
176d9c0e YW |
163 | log_debug("%s: Conditions do not match the system environment, skipping.", filename); |
164 | return 0; | |
165 | } | |
166 | ||
6cdab9f1 | 167 | log_debug("Parsed configuration file %s", filename); |
af6f0d42 TG |
168 | |
169 | LIST_PREPEND(links, ctx->links, link); | |
ecb08ec6 | 170 | link = NULL; |
af6f0d42 TG |
171 | |
172 | return 0; | |
af6f0d42 TG |
173 | } |
174 | ||
f6194225 | 175 | static bool enable_name_policy(void) { |
1d84ad94 | 176 | bool b; |
f6194225 | 177 | |
1d84ad94 | 178 | return proc_cmdline_get_bool("net.ifnames", &b) <= 0 || b; |
f6194225 TG |
179 | } |
180 | ||
015b097c | 181 | static int link_unsigned_attribute(sd_device *device, const char *attr, unsigned *type) { |
0b189e8f ZJS |
182 | const char *s; |
183 | int r; | |
184 | ||
015b097c | 185 | r = sd_device_get_sysattr_value(device, attr, &s); |
0b189e8f | 186 | if (r < 0) |
015b097c | 187 | return log_device_debug_errno(device, r, "Failed to query %s: %m", attr); |
0b189e8f ZJS |
188 | |
189 | r = safe_atou(s, type); | |
190 | if (r < 0) | |
015b097c | 191 | return log_device_warning_errno(device, r, "Failed to parse %s \"%s\": %m", attr, s); |
0b189e8f | 192 | |
015b097c | 193 | log_device_debug(device, "Device has %s=%u", attr, *type); |
0b189e8f ZJS |
194 | return 0; |
195 | } | |
196 | ||
af6f0d42 | 197 | int link_config_load(link_config_ctx *ctx) { |
edf029b7 TG |
198 | _cleanup_strv_free_ char **files; |
199 | char **f; | |
a39f92d3 | 200 | int r; |
af6f0d42 TG |
201 | |
202 | link_configs_free(ctx); | |
203 | ||
f6194225 TG |
204 | if (!enable_name_policy()) { |
205 | ctx->enable_name_policy = false; | |
3f85ef0f | 206 | log_info("Network interface NamePolicy= disabled on kernel command line, ignoring."); |
f6194225 TG |
207 | } |
208 | ||
97f2d76d | 209 | /* update timestamp */ |
dc0d4078 | 210 | paths_check_timestamp(NETWORK_DIRS, &ctx->network_dirs_ts_usec, true); |
af6f0d42 | 211 | |
dc0d4078 | 212 | r = conf_files_list_strv(&files, ".link", NULL, 0, NETWORK_DIRS); |
f647962d MS |
213 | if (r < 0) |
214 | return log_error_errno(r, "failed to enumerate link files: %m"); | |
af6f0d42 TG |
215 | |
216 | STRV_FOREACH_BACKWARDS(f, files) { | |
a378400b | 217 | r = link_load_one(ctx, *f); |
af6f0d42 | 218 | if (r < 0) |
e8a42907 | 219 | log_error_errno(r, "Failed to load %s, ignoring: %m", *f); |
af6f0d42 TG |
220 | } |
221 | ||
222 | return 0; | |
223 | } | |
224 | ||
225 | bool link_config_should_reload(link_config_ctx *ctx) { | |
dc0d4078 | 226 | return paths_check_timestamp(NETWORK_DIRS, &ctx->network_dirs_ts_usec, false); |
af6f0d42 TG |
227 | } |
228 | ||
e5eadf53 | 229 | int link_config_get(link_config_ctx *ctx, sd_device *device, link_config **ret) { |
af6f0d42 TG |
230 | link_config *link; |
231 | ||
3b64e4d4 TG |
232 | assert(ctx); |
233 | assert(device); | |
234 | assert(ret); | |
235 | ||
af6f0d42 | 236 | LIST_FOREACH(links, link, ctx->links) { |
4f4daf41 | 237 | const char *address = NULL, *id_path = NULL, *id_net_driver = NULL, *devtype = NULL, *sysname = NULL; |
7eb08da4 | 238 | |
e5eadf53 YW |
239 | (void) sd_device_get_sysattr_value(device, "address", &address); |
240 | (void) sd_device_get_property_value(device, "ID_PATH", &id_path); | |
e5eadf53 YW |
241 | (void) sd_device_get_property_value(device, "ID_NET_DRIVER", &id_net_driver); |
242 | (void) sd_device_get_devtype(device, &devtype); | |
243 | (void) sd_device_get_sysname(device, &sysname); | |
b3e01314 | 244 | |
edbb03e9 | 245 | if (net_match_config(link->match_mac, link->match_path, link->match_driver, |
c4f58dea | 246 | link->match_type, link->match_name, |
e5eadf53 YW |
247 | address ? ether_aton(address) : NULL, |
248 | id_path, | |
e5eadf53 YW |
249 | id_net_driver, |
250 | devtype, | |
251 | sysname)) { | |
32bc8adc | 252 | if (link->match_name) { |
015b097c | 253 | unsigned name_assign_type = NET_NAME_UNKNOWN; |
32bc8adc | 254 | |
015b097c | 255 | (void) link_unsigned_attribute(device, "name_assign_type", &name_assign_type); |
32bc8adc TG |
256 | |
257 | if (name_assign_type == NET_NAME_ENUM) { | |
ca6038b8 | 258 | log_warning("Config file %s applies to device based on potentially unpredictable interface name '%s'", |
1b2a7d92 | 259 | link->filename, sysname); |
32bc8adc TG |
260 | *ret = link; |
261 | ||
262 | return 0; | |
263 | } else if (name_assign_type == NET_NAME_RENAMED) { | |
264 | log_warning("Config file %s matches device based on renamed interface name '%s', ignoring", | |
1b2a7d92 | 265 | link->filename, sysname); |
32bc8adc | 266 | |
ca6038b8 | 267 | continue; |
32bc8adc | 268 | } |
ca6038b8 | 269 | } |
32bc8adc | 270 | |
ca6038b8 | 271 | log_debug("Config file %s applies to device %s", |
e5eadf53 | 272 | link->filename, sysname); |
32bc8adc | 273 | |
ca6038b8 | 274 | *ret = link; |
ca6038b8 | 275 | return 0; |
af6f0d42 TG |
276 | } |
277 | } | |
278 | ||
be32eb9b | 279 | *ret = NULL; |
af6f0d42 TG |
280 | return -ENOENT; |
281 | } | |
282 | ||
015b097c ZJS |
283 | static int get_mac(sd_device *device, MACPolicy policy, struct ether_addr *mac) { |
284 | unsigned addr_type; | |
285 | bool want_random = policy == MACPOLICY_RANDOM; | |
f1ac7002 | 286 | int r; |
16b9b87a | 287 | |
015b097c | 288 | assert(IN_SET(policy, MACPOLICY_RANDOM, MACPOLICY_PERSISTENT)); |
3c9b8860 | 289 | |
015b097c | 290 | r = link_unsigned_attribute(device, "addr_assign_type", &addr_type); |
f1ac7002 | 291 | if (r < 0) |
015b097c ZJS |
292 | return r; |
293 | switch (addr_type) { | |
294 | case NET_ADDR_SET: | |
295 | return log_device_debug(device, "MAC on the device already set by userspace"); | |
296 | case NET_ADDR_STOLEN: | |
297 | return log_device_debug(device, "MAC on the device already set based on another device"); | |
298 | case NET_ADDR_RANDOM: | |
299 | case NET_ADDR_PERM: | |
300 | break; | |
301 | default: | |
302 | return log_device_warning(device, "Unknown addr_assign_type %u, ignoring", addr_type); | |
303 | } | |
04b67d49 | 304 | |
015b097c ZJS |
305 | if (want_random == (addr_type == NET_ADDR_RANDOM)) |
306 | return log_device_debug(device, "MAC on the device already matches policy *%s*", | |
307 | mac_policy_to_string(policy)); | |
16b9b87a | 308 | |
015b097c ZJS |
309 | if (want_random) { |
310 | log_device_debug(device, "Using random bytes to generate MAC"); | |
9bf3b535 | 311 | random_bytes(mac->ether_addr_octet, ETH_ALEN); |
015b097c | 312 | } else { |
dbe81cbd | 313 | uint64_t result; |
9bf3b535 | 314 | |
e5eadf53 | 315 | r = net_get_unique_predictable_data(device, &result); |
16b9b87a | 316 | if (r < 0) |
015b097c | 317 | return log_device_warning_errno(device, r, "Could not generate persistent MAC: %m"); |
16b9b87a | 318 | |
9bf3b535 | 319 | assert_cc(ETH_ALEN <= sizeof(result)); |
dbe81cbd | 320 | memcpy(mac->ether_addr_octet, &result, ETH_ALEN); |
16b9b87a TG |
321 | } |
322 | ||
323 | /* see eth_random_addr in the kernel */ | |
3c9b8860 TG |
324 | mac->ether_addr_octet[0] &= 0xfe; /* clear multicast bit */ |
325 | mac->ether_addr_octet[0] |= 0x02; /* set local assignment bit (IEEE802) */ | |
015b097c | 326 | return 1; |
16b9b87a TG |
327 | } |
328 | ||
464cf22f | 329 | int link_config_apply(link_config_ctx *ctx, link_config *config, |
e5eadf53 | 330 | sd_device *device, const char **name) { |
5fde13d7 | 331 | struct ether_addr generated_mac; |
16b9b87a | 332 | struct ether_addr *mac = NULL; |
a39f92d3 SS |
333 | const char *new_name = NULL; |
334 | const char *old_name; | |
0b189e8f ZJS |
335 | unsigned speed, name_type = NET_NAME_UNKNOWN; |
336 | NamePolicy policy; | |
43b3a5ef | 337 | int r, ifindex; |
af6f0d42 | 338 | |
3e137a1b TG |
339 | assert(ctx); |
340 | assert(config); | |
341 | assert(device); | |
342 | assert(name); | |
343 | ||
e5eadf53 YW |
344 | r = sd_device_get_sysname(device, &old_name); |
345 | if (r < 0) | |
346 | return r; | |
af6f0d42 | 347 | |
593022fa | 348 | r = ethtool_set_glinksettings(&ctx->ethtool_fd, old_name, config); |
a39f92d3 SS |
349 | if (r < 0) { |
350 | ||
bb79318e | 351 | if (config->port != _NET_DEV_PORT_INVALID) |
49c603bd | 352 | log_warning_errno(r, "Could not set port (%s) of %s: %m", port_to_string(config->port), old_name); |
bb79318e | 353 | |
5dd10118 | 354 | if (!eqzero(config->advertise)) |
2d18ac44 | 355 | log_warning_errno(r, "Could not set advertise mode: %m"); /* TODO: include modes in the log message. */ |
a39f92d3 | 356 | |
6cf0a204 | 357 | if (config->speed) { |
6cf0a204 SS |
358 | speed = DIV_ROUND_UP(config->speed, 1000000); |
359 | if (r == -EOPNOTSUPP) { | |
360 | r = ethtool_set_speed(&ctx->ethtool_fd, old_name, speed, config->duplex); | |
361 | if (r < 0) | |
362 | log_warning_errno(r, "Could not set speed of %s to %u Mbps: %m", old_name, speed); | |
363 | } | |
364 | } | |
365 | ||
366 | if (config->duplex !=_DUP_INVALID) | |
367 | log_warning_errno(r, "Could not set duplex of %s to (%s): %m", old_name, duplex_to_string(config->duplex)); | |
a39f92d3 | 368 | } |
a5010333 | 369 | |
aedca892 | 370 | r = ethtool_set_wol(&ctx->ethtool_fd, old_name, config->wol); |
5fde13d7 | 371 | if (r < 0) |
755bde37 LP |
372 | log_warning_errno(r, "Could not set WakeOnLan of %s to %s: %m", |
373 | old_name, wol_to_string(config->wol)); | |
af6f0d42 | 374 | |
50725d10 SS |
375 | r = ethtool_set_features(&ctx->ethtool_fd, old_name, config->features); |
376 | if (r < 0) | |
377 | log_warning_errno(r, "Could not set offload features of %s: %m", old_name); | |
378 | ||
5f945202 SS |
379 | if (config->channels.rx_count_set || config->channels.tx_count_set || config->channels.other_count_set || config->channels.combined_count_set) { |
380 | r = ethtool_set_channels(&ctx->ethtool_fd, old_name, &config->channels); | |
381 | if (r < 0) | |
382 | log_warning_errno(r, "Could not set channels of %s: %m", old_name); | |
383 | } | |
384 | ||
e5eadf53 YW |
385 | r = sd_device_get_ifindex(device, &ifindex); |
386 | if (r < 0) | |
b220632c | 387 | return log_device_warning_errno(device, r, "Could not find ifindex: %m"); |
43b3a5ef | 388 | |
daeb71a3 | 389 | |
015b097c | 390 | (void) link_unsigned_attribute(device, "name_assign_type", &name_type); |
0b189e8f | 391 | |
73d2bb08 ZJS |
392 | if (IN_SET(name_type, NET_NAME_USER, NET_NAME_RENAMED) |
393 | && !naming_scheme_has(NAMING_ALLOW_RERENAMES)) { | |
394 | log_device_debug(device, "Device already has a name given by userspace, not renaming."); | |
395 | goto no_rename; | |
396 | } | |
397 | ||
0b189e8f ZJS |
398 | if (ctx->enable_name_policy && config->name_policy) |
399 | for (NamePolicy *p = config->name_policy; !new_name && *p != _NAMEPOLICY_INVALID; p++) { | |
400 | policy = *p; | |
401 | ||
402 | switch (policy) { | |
403 | case NAMEPOLICY_KERNEL: | |
404 | if (name_type != NET_NAME_PREDICTABLE) | |
405 | continue; | |
406 | ||
407 | /* The kernel claims to have given a predictable name, keep it. */ | |
408 | log_device_debug(device, "Policy *%s*: keeping predictable kernel name", | |
409 | name_policy_to_string(policy)); | |
410 | goto no_rename; | |
3907446f ZJS |
411 | case NAMEPOLICY_KEEP: |
412 | if (!IN_SET(name_type, NET_NAME_USER, NET_NAME_RENAMED)) | |
413 | continue; | |
414 | ||
415 | log_device_debug(device, "Policy *%s*: keeping existing userspace name", | |
416 | name_policy_to_string(policy)); | |
417 | goto no_rename; | |
0b189e8f ZJS |
418 | case NAMEPOLICY_DATABASE: |
419 | (void) sd_device_get_property_value(device, "ID_NET_NAME_FROM_DATABASE", &new_name); | |
420 | break; | |
421 | case NAMEPOLICY_ONBOARD: | |
422 | (void) sd_device_get_property_value(device, "ID_NET_NAME_ONBOARD", &new_name); | |
423 | break; | |
424 | case NAMEPOLICY_SLOT: | |
425 | (void) sd_device_get_property_value(device, "ID_NET_NAME_SLOT", &new_name); | |
426 | break; | |
427 | case NAMEPOLICY_PATH: | |
428 | (void) sd_device_get_property_value(device, "ID_NET_NAME_PATH", &new_name); | |
429 | break; | |
430 | case NAMEPOLICY_MAC: | |
431 | (void) sd_device_get_property_value(device, "ID_NET_NAME_MAC", &new_name); | |
432 | break; | |
433 | default: | |
434 | assert_not_reached("invalid policy"); | |
5fde13d7 | 435 | } |
daeb71a3 | 436 | } |
daeb71a3 | 437 | |
0b189e8f ZJS |
438 | if (new_name) |
439 | log_device_debug(device, "Policy *%s* yields \"%s\".", name_policy_to_string(policy), new_name); | |
440 | else if (config->name) { | |
441 | new_name = config->name; | |
442 | log_device_debug(device, "Policies didn't yield a name, using specified Name=%s.", new_name); | |
ed308023 | 443 | } else |
0b189e8f ZJS |
444 | log_device_debug(device, "Policies didn't yield a name and Name= is not given, not renaming."); |
445 | no_rename: | |
04b67d49 | 446 | |
015b097c ZJS |
447 | if (IN_SET(config->mac_policy, MACPOLICY_PERSISTENT, MACPOLICY_RANDOM)) { |
448 | if (get_mac(device, config->mac_policy, &generated_mac) > 0) | |
449 | mac = &generated_mac; | |
450 | } else | |
451 | mac = config->mac; | |
16b9b87a | 452 | |
dab495dc | 453 | r = rtnl_set_link_properties(&ctx->rtnl, ifindex, config->alias, mac, config->mtu); |
f647962d | 454 | if (r < 0) |
7b72fe21 | 455 | return log_warning_errno(r, "Could not set Alias=, MACAddress= or MTU= on %s: %m", old_name); |
43b3a5ef | 456 | |
d95b83b8 TG |
457 | *name = new_name; |
458 | ||
af6f0d42 TG |
459 | return 0; |
460 | } | |
be32eb9b | 461 | |
e5eadf53 | 462 | int link_get_driver(link_config_ctx *ctx, sd_device *device, char **ret) { |
847a8a5f | 463 | const char *name; |
a7f7d1bd | 464 | char *driver = NULL; |
847a8a5f TG |
465 | int r; |
466 | ||
e5eadf53 YW |
467 | r = sd_device_get_sysname(device, &name); |
468 | if (r < 0) | |
469 | return r; | |
847a8a5f | 470 | |
aedca892 | 471 | r = ethtool_get_driver(&ctx->ethtool_fd, name, &driver); |
847a8a5f TG |
472 | if (r < 0) |
473 | return r; | |
474 | ||
475 | *ret = driver; | |
476 | return 0; | |
477 | } | |
478 | ||
2c5859af | 479 | static const char* const mac_policy_table[_MACPOLICY_MAX] = { |
be32eb9b | 480 | [MACPOLICY_PERSISTENT] = "persistent", |
66d3752e | 481 | [MACPOLICY_RANDOM] = "random", |
3907446f | 482 | [MACPOLICY_NONE] = "none", |
be32eb9b TG |
483 | }; |
484 | ||
485 | DEFINE_STRING_TABLE_LOOKUP(mac_policy, MACPolicy); | |
464cf22f TG |
486 | DEFINE_CONFIG_PARSE_ENUM(config_parse_mac_policy, mac_policy, MACPolicy, |
487 | "Failed to parse MAC address policy"); | |
be32eb9b | 488 | |
2c5859af | 489 | static const char* const name_policy_table[_NAMEPOLICY_MAX] = { |
04b67d49 | 490 | [NAMEPOLICY_KERNEL] = "kernel", |
3907446f | 491 | [NAMEPOLICY_KEEP] = "keep", |
e51660ae | 492 | [NAMEPOLICY_DATABASE] = "database", |
be32eb9b TG |
493 | [NAMEPOLICY_ONBOARD] = "onboard", |
494 | [NAMEPOLICY_SLOT] = "slot", | |
495 | [NAMEPOLICY_PATH] = "path", | |
3907446f | 496 | [NAMEPOLICY_MAC] = "mac", |
be32eb9b TG |
497 | }; |
498 | ||
499 | DEFINE_STRING_TABLE_LOOKUP(name_policy, NamePolicy); | |
464cf22f TG |
500 | DEFINE_CONFIG_PARSE_ENUMV(config_parse_name_policy, name_policy, NamePolicy, |
501 | _NAMEPOLICY_INVALID, | |
502 | "Failed to parse interface name policy"); |