1 /* SPDX-License-Identifier: LGPL-2.1-only */
2
3 #include "nl-default.h"
4
5 #include <linux/netlink.h>
6
7 #include <netlink/netlink.h>
8 #include <netlink/route/link.h>
9 #include <netlink/route/link/vxlan.h>
10
main(int argc,char * argv[])11 int main(int argc, char *argv[])
12 {
13 struct rtnl_link *link;
14 struct nl_addr *addr;
15 struct nl_sock *sk;
16 int err;
17
18 sk = nl_socket_alloc();
19 if ((err = nl_connect(sk, NETLINK_ROUTE)) < 0) {
20 nl_perror(err, "Unable to connect socket");
21 return err;
22 }
23
24 link = rtnl_link_vxlan_alloc();
25
26 rtnl_link_set_name(link, "vxlan128");
27
28 if ((err = rtnl_link_vxlan_set_id(link, 128)) < 0) {
29 nl_perror(err, "Unable to set VXLAN network identifier");
30 return err;
31 }
32
33 if ((err = nl_addr_parse("239.0.0.1", AF_INET, &addr)) < 0) {
34 nl_perror(err, "Unable to parse IP address");
35 return err;
36 }
37
38 if ((err = rtnl_link_vxlan_set_group(link, addr)) < 0) {
39 nl_perror(err, "Unable to set multicast IP address");
40 return err;
41 }
42 nl_addr_put(addr);
43
44 if ((err = rtnl_link_add(sk, link, NLM_F_CREATE)) < 0) {
45 nl_perror(err, "Unable to add link");
46 return err;
47 }
48
49 rtnl_link_put(link);
50 nl_close(sk);
51
52 return 0;
53 }
54