1 #include <netlink/netlink.h> 2 #include <netlink/route/link.h> 3 #include <netlink/route/link/veth.h> 4 5 int main(int argc, char *argv[]) 6 { 7 struct rtnl_link *link; 8 struct nl_sock *sk; 9 int err; 10 struct rtnl_link *peer; 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 #if 0 19 rtnl_link_veth_add(sk, "veth2", "veth3", getpid()); 20 #else 21 link = rtnl_link_veth_alloc(); 22 if (!link) { 23 nl_perror(err, "Unable to alloc link"); 24 return err; 25 } 26 27 rtnl_link_set_name(link, "veth8"); 28 peer = rtnl_link_veth_get_peer(link); 29 rtnl_link_set_name(peer, "veth9"); 30 31 if ((err = rtnl_link_add(sk, link, NLM_F_CREATE)) < 0) { 32 nl_perror(err, "Unable to add link"); 33 return err; 34 } 35 printf("peer is %s\n", rtnl_link_get_name(peer)); 36 rtnl_link_put(peer); 37 rtnl_link_put(link); 38 #endif 39 nl_close(sk); 40 41 return 0; 42 } 43
