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