2 * iplink_vxlan.c VXLAN device support
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
9 * Authors: Stephen Hemminger <shemminger@vyatta.com
17 #include <linux/if_link.h>
18 #include <arpa/inet.h>
22 #include "ip_common.h"
24 #define VXLAN_ATTRSET(attrs, type) (((attrs) & (1L << (type))) != 0)
26 static void print_explain(FILE *f
)
29 "Usage: ... vxlan id VNI\n"
30 " [ { group | remote } IP_ADDRESS ]\n"
34 " [ flowlabel LABEL ]\n"
37 " [ srcport MIN MAX ]\n"
43 " [ ageing SECONDS ]\n"
44 " [ maxaddress NUMBER ]\n"
46 " [ [no]udp6zerocsumtx ]\n"
47 " [ [no]udp6zerocsumrx ]\n"
48 " [ [no]remcsumtx ] [ [no]remcsumrx ]\n"
49 " [ [no]external ] [ gbp ] [ gpe ]\n"
51 "Where: VNI := 0-16777215\n"
52 " ADDR := { IP_ADDRESS | any }\n"
53 " TOS := { NUMBER | inherit }\n"
54 " TTL := { 1..255 | auto | inherit }\n"
55 " LABEL := 0-1048575\n"
59 static void explain(void)
61 print_explain(stderr
);
64 static void check_duparg(__u64
*attrs
, int type
, const char *key
,
67 if (!VXLAN_ATTRSET(*attrs
, type
)) {
68 *attrs
|= (1L << type
);
74 static int vxlan_parse_opt(struct link_util
*lu
, int argc
, char **argv
,
77 inet_prefix saddr
, daddr
;
83 bool set_op
= (n
->nlmsg_type
== RTM_NEWLINK
&&
84 !(n
->nlmsg_flags
& NLM_F_CREATE
));
85 bool selected_family
= false;
87 saddr
.family
= daddr
.family
= AF_UNSPEC
;
89 inet_prefix_reset(&saddr
);
90 inet_prefix_reset(&daddr
);
93 if (!matches(*argv
, "id") ||
94 !matches(*argv
, "vni")) {
95 /* We will add ID attribute outside of the loop since we
96 * need to consider metadata information as well.
99 check_duparg(&attrs
, IFLA_VXLAN_ID
, "id", *argv
);
100 if (get_u32(&vni
, *argv
, 0) ||
102 invarg("invalid id", *argv
);
103 } else if (!matches(*argv
, "group")) {
104 if (is_addrtype_inet_not_multi(&daddr
)) {
105 fprintf(stderr
, "vxlan: both group and remote");
106 fprintf(stderr
, " cannot be specified\n");
110 check_duparg(&attrs
, IFLA_VXLAN_GROUP
, "group", *argv
);
111 get_addr(&daddr
, *argv
, saddr
.family
);
112 if (!is_addrtype_inet_multi(&daddr
))
113 invarg("invalid group address", *argv
);
114 } else if (!matches(*argv
, "remote")) {
115 if (is_addrtype_inet_multi(&daddr
)) {
116 fprintf(stderr
, "vxlan: both group and remote");
117 fprintf(stderr
, " cannot be specified\n");
121 check_duparg(&attrs
, IFLA_VXLAN_GROUP
, "remote", *argv
);
122 get_addr(&daddr
, *argv
, saddr
.family
);
123 if (!is_addrtype_inet_not_multi(&daddr
))
124 invarg("invalid remote address", *argv
);
125 } else if (!matches(*argv
, "local")) {
127 check_duparg(&attrs
, IFLA_VXLAN_LOCAL
, "local", *argv
);
128 get_addr(&saddr
, *argv
, daddr
.family
);
129 if (!is_addrtype_inet_not_multi(&saddr
))
130 invarg("invalid local address", *argv
);
131 } else if (!matches(*argv
, "dev")) {
135 check_duparg(&attrs
, IFLA_VXLAN_LINK
, "dev", *argv
);
136 link
= ll_name_to_index(*argv
);
139 addattr32(n
, 1024, IFLA_VXLAN_LINK
, link
);
140 } else if (!matches(*argv
, "ttl") ||
141 !matches(*argv
, "hoplimit")) {
146 check_duparg(&attrs
, IFLA_VXLAN_TTL
, "ttl", *argv
);
147 if (strcmp(*argv
, "inherit") == 0) {
148 addattr(n
, 1024, IFLA_VXLAN_TTL_INHERIT
);
149 } else if (strcmp(*argv
, "auto") == 0) {
150 addattr8(n
, 1024, IFLA_VXLAN_TTL
, ttl
);
152 if (get_unsigned(&uval
, *argv
, 0))
153 invarg("invalid TTL", *argv
);
155 invarg("TTL must be <= 255", *argv
);
157 addattr8(n
, 1024, IFLA_VXLAN_TTL
, ttl
);
159 } else if (!matches(*argv
, "tos") ||
160 !matches(*argv
, "dsfield")) {
165 check_duparg(&attrs
, IFLA_VXLAN_TOS
, "tos", *argv
);
166 if (strcmp(*argv
, "inherit") != 0) {
167 if (rtnl_dsfield_a2n(&uval
, *argv
))
168 invarg("bad TOS value", *argv
);
172 addattr8(n
, 1024, IFLA_VXLAN_TOS
, tos
);
173 } else if (!matches(*argv
, "label") ||
174 !matches(*argv
, "flowlabel")) {
178 check_duparg(&attrs
, IFLA_VXLAN_LABEL
, "flowlabel",
180 if (get_u32(&uval
, *argv
, 0) ||
181 (uval
& ~LABEL_MAX_MASK
))
182 invarg("invalid flowlabel", *argv
);
183 addattr32(n
, 1024, IFLA_VXLAN_LABEL
, htonl(uval
));
184 } else if (!matches(*argv
, "ageing")) {
188 check_duparg(&attrs
, IFLA_VXLAN_AGEING
, "ageing",
190 if (strcmp(*argv
, "none") == 0)
192 else if (get_u32(&age
, *argv
, 0))
193 invarg("ageing timer", *argv
);
194 addattr32(n
, 1024, IFLA_VXLAN_AGEING
, age
);
195 } else if (!matches(*argv
, "maxaddress")) {
199 check_duparg(&attrs
, IFLA_VXLAN_LIMIT
,
200 "maxaddress", *argv
);
201 if (strcmp(*argv
, "unlimited") == 0)
203 else if (get_u32(&maxaddr
, *argv
, 0))
204 invarg("max addresses", *argv
);
205 addattr32(n
, 1024, IFLA_VXLAN_LIMIT
, maxaddr
);
206 } else if (!matches(*argv
, "port") ||
207 !matches(*argv
, "srcport")) {
208 struct ifla_vxlan_port_range range
= { 0, 0 };
211 check_duparg(&attrs
, IFLA_VXLAN_PORT_RANGE
, "srcport",
213 if (get_be16(&range
.low
, *argv
, 0))
214 invarg("min port", *argv
);
216 if (get_be16(&range
.high
, *argv
, 0))
217 invarg("max port", *argv
);
218 if (range
.low
|| range
.high
) {
219 addattr_l(n
, 1024, IFLA_VXLAN_PORT_RANGE
,
220 &range
, sizeof(range
));
222 } else if (!matches(*argv
, "dstport")) {
224 check_duparg(&attrs
, IFLA_VXLAN_PORT
, "dstport", *argv
);
225 if (get_u16(&dstport
, *argv
, 0))
226 invarg("dst port", *argv
);
227 } else if (!matches(*argv
, "nolearning")) {
228 check_duparg(&attrs
, IFLA_VXLAN_LEARNING
, *argv
, *argv
);
230 } else if (!matches(*argv
, "learning")) {
231 check_duparg(&attrs
, IFLA_VXLAN_LEARNING
, *argv
, *argv
);
233 } else if (!matches(*argv
, "noproxy")) {
234 check_duparg(&attrs
, IFLA_VXLAN_PROXY
, *argv
, *argv
);
235 addattr8(n
, 1024, IFLA_VXLAN_PROXY
, 0);
236 } else if (!matches(*argv
, "proxy")) {
237 check_duparg(&attrs
, IFLA_VXLAN_PROXY
, *argv
, *argv
);
238 addattr8(n
, 1024, IFLA_VXLAN_PROXY
, 1);
239 } else if (!matches(*argv
, "norsc")) {
240 check_duparg(&attrs
, IFLA_VXLAN_RSC
, *argv
, *argv
);
241 addattr8(n
, 1024, IFLA_VXLAN_RSC
, 0);
242 } else if (!matches(*argv
, "rsc")) {
243 check_duparg(&attrs
, IFLA_VXLAN_RSC
, *argv
, *argv
);
244 addattr8(n
, 1024, IFLA_VXLAN_RSC
, 1);
245 } else if (!matches(*argv
, "nol2miss")) {
246 check_duparg(&attrs
, IFLA_VXLAN_L2MISS
, *argv
, *argv
);
247 addattr8(n
, 1024, IFLA_VXLAN_L2MISS
, 0);
248 } else if (!matches(*argv
, "l2miss")) {
249 check_duparg(&attrs
, IFLA_VXLAN_L2MISS
, *argv
, *argv
);
250 addattr8(n
, 1024, IFLA_VXLAN_L2MISS
, 1);
251 } else if (!matches(*argv
, "nol3miss")) {
252 check_duparg(&attrs
, IFLA_VXLAN_L3MISS
, *argv
, *argv
);
253 addattr8(n
, 1024, IFLA_VXLAN_L3MISS
, 0);
254 } else if (!matches(*argv
, "l3miss")) {
255 check_duparg(&attrs
, IFLA_VXLAN_L3MISS
, *argv
, *argv
);
256 addattr8(n
, 1024, IFLA_VXLAN_L3MISS
, 1);
257 } else if (!matches(*argv
, "udpcsum")) {
258 check_duparg(&attrs
, IFLA_VXLAN_UDP_CSUM
, *argv
, *argv
);
259 addattr8(n
, 1024, IFLA_VXLAN_UDP_CSUM
, 1);
260 } else if (!matches(*argv
, "noudpcsum")) {
261 check_duparg(&attrs
, IFLA_VXLAN_UDP_CSUM
, *argv
, *argv
);
262 addattr8(n
, 1024, IFLA_VXLAN_UDP_CSUM
, 0);
263 } else if (!matches(*argv
, "udp6zerocsumtx")) {
264 check_duparg(&attrs
, IFLA_VXLAN_UDP_ZERO_CSUM6_TX
,
266 addattr8(n
, 1024, IFLA_VXLAN_UDP_ZERO_CSUM6_TX
, 1);
267 } else if (!matches(*argv
, "noudp6zerocsumtx")) {
268 check_duparg(&attrs
, IFLA_VXLAN_UDP_ZERO_CSUM6_TX
,
270 addattr8(n
, 1024, IFLA_VXLAN_UDP_ZERO_CSUM6_TX
, 0);
271 } else if (!matches(*argv
, "udp6zerocsumrx")) {
272 check_duparg(&attrs
, IFLA_VXLAN_UDP_ZERO_CSUM6_RX
,
274 addattr8(n
, 1024, IFLA_VXLAN_UDP_ZERO_CSUM6_RX
, 1);
275 } else if (!matches(*argv
, "noudp6zerocsumrx")) {
276 check_duparg(&attrs
, IFLA_VXLAN_UDP_ZERO_CSUM6_RX
,
278 addattr8(n
, 1024, IFLA_VXLAN_UDP_ZERO_CSUM6_RX
, 0);
279 } else if (!matches(*argv
, "remcsumtx")) {
280 check_duparg(&attrs
, IFLA_VXLAN_REMCSUM_TX
,
282 addattr8(n
, 1024, IFLA_VXLAN_REMCSUM_TX
, 1);
283 } else if (!matches(*argv
, "noremcsumtx")) {
284 check_duparg(&attrs
, IFLA_VXLAN_REMCSUM_TX
,
286 addattr8(n
, 1024, IFLA_VXLAN_REMCSUM_TX
, 0);
287 } else if (!matches(*argv
, "remcsumrx")) {
288 check_duparg(&attrs
, IFLA_VXLAN_REMCSUM_RX
,
290 addattr8(n
, 1024, IFLA_VXLAN_REMCSUM_RX
, 1);
291 } else if (!matches(*argv
, "noremcsumrx")) {
292 check_duparg(&attrs
, IFLA_VXLAN_REMCSUM_RX
,
294 addattr8(n
, 1024, IFLA_VXLAN_REMCSUM_RX
, 0);
295 } else if (!matches(*argv
, "external")) {
296 check_duparg(&attrs
, IFLA_VXLAN_COLLECT_METADATA
,
300 /* we will add LEARNING attribute outside of the loop */
301 addattr8(n
, 1024, IFLA_VXLAN_COLLECT_METADATA
,
303 } else if (!matches(*argv
, "noexternal")) {
304 check_duparg(&attrs
, IFLA_VXLAN_COLLECT_METADATA
,
307 addattr8(n
, 1024, IFLA_VXLAN_COLLECT_METADATA
,
309 } else if (!matches(*argv
, "gbp")) {
310 check_duparg(&attrs
, IFLA_VXLAN_GBP
, *argv
, *argv
);
311 addattr_l(n
, 1024, IFLA_VXLAN_GBP
, NULL
, 0);
312 } else if (!matches(*argv
, "gpe")) {
313 check_duparg(&attrs
, IFLA_VXLAN_GPE
, *argv
, *argv
);
314 addattr_l(n
, 1024, IFLA_VXLAN_GPE
, NULL
, 0);
315 } else if (matches(*argv
, "help") == 0) {
319 fprintf(stderr
, "vxlan: unknown command \"%s\"?\n", *argv
);
326 if (metadata
&& VXLAN_ATTRSET(attrs
, IFLA_VXLAN_ID
)) {
327 fprintf(stderr
, "vxlan: both 'external' and vni cannot be specified\n");
331 if (!metadata
&& !VXLAN_ATTRSET(attrs
, IFLA_VXLAN_ID
) && !set_op
) {
332 fprintf(stderr
, "vxlan: missing virtual network identifier\n");
336 if (is_addrtype_inet_multi(&daddr
) &&
337 !VXLAN_ATTRSET(attrs
, IFLA_VXLAN_LINK
)) {
338 fprintf(stderr
, "vxlan: 'group' requires 'dev' to be specified\n");
342 if (!VXLAN_ATTRSET(attrs
, IFLA_VXLAN_PORT
) &&
343 VXLAN_ATTRSET(attrs
, IFLA_VXLAN_GPE
)) {
345 } else if (!VXLAN_ATTRSET(attrs
, IFLA_VXLAN_PORT
) && !set_op
) {
346 fprintf(stderr
, "vxlan: destination port not specified\n"
347 "Will use Linux kernel default (non-standard value)\n");
349 "Use 'dstport 4789' to get the IANA assigned value\n"
350 "Use 'dstport 0' to get default and quiet this message\n");
353 if (VXLAN_ATTRSET(attrs
, IFLA_VXLAN_ID
))
354 addattr32(n
, 1024, IFLA_VXLAN_ID
, vni
);
356 if (is_addrtype_inet(&saddr
)) {
357 int type
= (saddr
.family
== AF_INET
) ? IFLA_VXLAN_LOCAL
359 addattr_l(n
, 1024, type
, saddr
.data
, saddr
.bytelen
);
360 selected_family
= true;
363 if (is_addrtype_inet(&daddr
)) {
364 int type
= (daddr
.family
== AF_INET
) ? IFLA_VXLAN_GROUP
366 addattr_l(n
, 1024, type
, daddr
.data
, daddr
.bytelen
);
367 selected_family
= true;
370 if (!selected_family
) {
371 if (preferred_family
== AF_INET
) {
372 get_addr(&daddr
, "default", AF_INET
);
373 addattr_l(n
, 1024, IFLA_VXLAN_GROUP
,
374 daddr
.data
, daddr
.bytelen
);
375 } else if (preferred_family
== AF_INET6
) {
376 get_addr(&daddr
, "default", AF_INET6
);
377 addattr_l(n
, 1024, IFLA_VXLAN_GROUP6
,
378 daddr
.data
, daddr
.bytelen
);
382 if (!set_op
|| VXLAN_ATTRSET(attrs
, IFLA_VXLAN_LEARNING
))
383 addattr8(n
, 1024, IFLA_VXLAN_LEARNING
, learning
);
386 addattr16(n
, 1024, IFLA_VXLAN_PORT
, htons(dstport
));
391 static void vxlan_print_opt(struct link_util
*lu
, FILE *f
, struct rtattr
*tb
[])
401 if (tb
[IFLA_VXLAN_COLLECT_METADATA
] &&
402 rta_getattr_u8(tb
[IFLA_VXLAN_COLLECT_METADATA
])) {
403 print_bool(PRINT_ANY
, "external", "external", true);
407 if (!tb
[IFLA_VXLAN_ID
] ||
408 RTA_PAYLOAD(tb
[IFLA_VXLAN_ID
]) < sizeof(__u32
))
411 vni
= rta_getattr_u32(tb
[IFLA_VXLAN_ID
]);
412 print_uint(PRINT_ANY
, "id", "id %u ", vni
);
414 if (tb
[IFLA_VXLAN_GROUP
]) {
415 __be32 addr
= rta_getattr_u32(tb
[IFLA_VXLAN_GROUP
]);
418 if (IN_MULTICAST(ntohl(addr
)))
419 print_string(PRINT_ANY
,
422 format_host(AF_INET
, 4, &addr
));
424 print_string(PRINT_ANY
,
427 format_host(AF_INET
, 4, &addr
));
429 } else if (tb
[IFLA_VXLAN_GROUP6
]) {
430 struct in6_addr addr
;
432 memcpy(&addr
, RTA_DATA(tb
[IFLA_VXLAN_GROUP6
]), sizeof(struct in6_addr
));
433 if (!IN6_IS_ADDR_UNSPECIFIED(&addr
)) {
434 if (IN6_IS_ADDR_MULTICAST(&addr
))
435 print_string(PRINT_ANY
,
438 format_host(AF_INET6
,
439 sizeof(struct in6_addr
),
442 print_string(PRINT_ANY
,
445 format_host(AF_INET6
,
446 sizeof(struct in6_addr
),
451 if (tb
[IFLA_VXLAN_LOCAL
]) {
452 __be32 addr
= rta_getattr_u32(tb
[IFLA_VXLAN_LOCAL
]);
455 print_string(PRINT_ANY
,
458 format_host(AF_INET
, 4, &addr
));
459 } else if (tb
[IFLA_VXLAN_LOCAL6
]) {
460 struct in6_addr addr
;
462 memcpy(&addr
, RTA_DATA(tb
[IFLA_VXLAN_LOCAL6
]), sizeof(struct in6_addr
));
463 if (!IN6_IS_ADDR_UNSPECIFIED(&addr
))
464 print_string(PRINT_ANY
,
467 format_host(AF_INET6
,
468 sizeof(struct in6_addr
),
472 if (tb
[IFLA_VXLAN_LINK
]) {
473 unsigned int link
= rta_getattr_u32(tb
[IFLA_VXLAN_LINK
]);
476 print_string(PRINT_ANY
, "link", "dev %s ",
477 ll_index_to_name(link
));
481 if (tb
[IFLA_VXLAN_PORT_RANGE
]) {
482 const struct ifla_vxlan_port_range
*r
483 = RTA_DATA(tb
[IFLA_VXLAN_PORT_RANGE
]);
484 if (is_json_context()) {
485 open_json_object("port_range");
486 print_uint(PRINT_JSON
, "low", NULL
, ntohs(r
->low
));
487 print_uint(PRINT_JSON
, "high", NULL
, ntohs(r
->high
));
490 fprintf(f
, "srcport %u %u ",
491 ntohs(r
->low
), ntohs(r
->high
));
495 if (tb
[IFLA_VXLAN_PORT
])
496 print_uint(PRINT_ANY
,
499 rta_getattr_be16(tb
[IFLA_VXLAN_PORT
]));
501 if (tb
[IFLA_VXLAN_LEARNING
]) {
502 __u8 learning
= rta_getattr_u8(tb
[IFLA_VXLAN_LEARNING
]);
504 print_bool(PRINT_JSON
, "learning", NULL
, learning
);
506 print_bool(PRINT_FP
, NULL
, "nolearning ", true);
509 if (tb
[IFLA_VXLAN_PROXY
] && rta_getattr_u8(tb
[IFLA_VXLAN_PROXY
]))
510 print_bool(PRINT_ANY
, "proxy", "proxy ", true);
512 if (tb
[IFLA_VXLAN_RSC
] && rta_getattr_u8(tb
[IFLA_VXLAN_RSC
]))
513 print_bool(PRINT_ANY
, "rsc", "rsc ", true);
515 if (tb
[IFLA_VXLAN_L2MISS
] && rta_getattr_u8(tb
[IFLA_VXLAN_L2MISS
]))
516 print_bool(PRINT_ANY
, "l2miss", "l2miss ", true);
518 if (tb
[IFLA_VXLAN_L3MISS
] && rta_getattr_u8(tb
[IFLA_VXLAN_L3MISS
]))
519 print_bool(PRINT_ANY
, "l3miss", "l3miss ", true);
521 if (tb
[IFLA_VXLAN_TOS
])
522 tos
= rta_getattr_u8(tb
[IFLA_VXLAN_TOS
]);
524 if (is_json_context() || tos
!= 1)
525 print_0xhex(PRINT_ANY
, "tos", "tos 0x%x ", tos
);
527 print_string(PRINT_FP
, NULL
, "tos %s ", "inherit");
530 if (tb
[IFLA_VXLAN_TTL_INHERIT
] &&
531 rta_getattr_u8(tb
[IFLA_VXLAN_TTL_INHERIT
])) {
532 print_string(PRINT_FP
, NULL
, "ttl %s ", "inherit");
533 } else if (tb
[IFLA_VXLAN_TTL
]) {
534 ttl
= rta_getattr_u8(tb
[IFLA_VXLAN_TTL
]);
535 if (is_json_context() || ttl
)
536 print_uint(PRINT_ANY
, "ttl", "ttl %u ", ttl
);
538 print_string(PRINT_FP
, NULL
, "ttl %s ", "auto");
541 if (tb
[IFLA_VXLAN_LABEL
]) {
542 __u32 label
= rta_getattr_u32(tb
[IFLA_VXLAN_LABEL
]);
545 print_0xhex(PRINT_ANY
,
551 if (tb
[IFLA_VXLAN_AGEING
]) {
552 __u32 age
= rta_getattr_u32(tb
[IFLA_VXLAN_AGEING
]);
555 print_uint(PRINT_ANY
, "ageing", "ageing none ", 0);
557 print_uint(PRINT_ANY
, "ageing", "ageing %u ", age
);
560 if (tb
[IFLA_VXLAN_LIMIT
] &&
561 ((maxaddr
= rta_getattr_u32(tb
[IFLA_VXLAN_LIMIT
])) != 0))
562 print_uint(PRINT_ANY
, "limit", "maxaddr %u ", maxaddr
);
564 if (tb
[IFLA_VXLAN_UDP_CSUM
]) {
565 __u8 udp_csum
= rta_getattr_u8(tb
[IFLA_VXLAN_UDP_CSUM
]);
567 if (is_json_context()) {
568 print_bool(PRINT_ANY
, "udp_csum", NULL
, udp_csum
);
572 fputs("udpcsum ", f
);
576 if (tb
[IFLA_VXLAN_UDP_ZERO_CSUM6_TX
]) {
577 __u8 csum6
= rta_getattr_u8(tb
[IFLA_VXLAN_UDP_ZERO_CSUM6_TX
]);
579 if (is_json_context()) {
580 print_bool(PRINT_ANY
,
581 "udp_zero_csum6_tx", NULL
, csum6
);
585 fputs("udp6zerocsumtx ", f
);
589 if (tb
[IFLA_VXLAN_UDP_ZERO_CSUM6_RX
]) {
590 __u8 csum6
= rta_getattr_u8(tb
[IFLA_VXLAN_UDP_ZERO_CSUM6_RX
]);
592 if (is_json_context()) {
593 print_bool(PRINT_ANY
,
600 fputs("udp6zerocsumrx ", f
);
604 if (tb
[IFLA_VXLAN_REMCSUM_TX
] &&
605 rta_getattr_u8(tb
[IFLA_VXLAN_REMCSUM_TX
]))
606 print_bool(PRINT_ANY
, "remcsum_tx", "remcsumtx ", true);
608 if (tb
[IFLA_VXLAN_REMCSUM_RX
] &&
609 rta_getattr_u8(tb
[IFLA_VXLAN_REMCSUM_RX
]))
610 print_bool(PRINT_ANY
, "remcsum_rx", "remcsumrx ", true);
612 if (tb
[IFLA_VXLAN_GBP
])
613 print_bool(PRINT_ANY
, "gbp", "gbp ", true);
614 if (tb
[IFLA_VXLAN_GPE
])
615 print_bool(PRINT_ANY
, "gpe", "gpe ", true);
618 static void vxlan_print_help(struct link_util
*lu
, int argc
, char **argv
,
624 struct link_util vxlan_link_util
= {
626 .maxattr
= IFLA_VXLAN_MAX
,
627 .parse_opt
= vxlan_parse_opt
,
628 .print_opt
= vxlan_print_opt
,
629 .print_help
= vxlan_print_help
,