libnl  3.7.0
nl-link-enslave.c
1 /* SPDX-License-Identifier: LGPL-2.1-only */
2 /*
3  * Copyright (c) 2011 Thomas Graf <tgraf@suug.ch>
4  */
5 
6 #include <netlink/cli/utils.h>
7 #include <netlink/cli/link.h>
8 #include <netlink/route/link/bonding.h>
9 
10 #include <linux/netlink.h>
11 
12 int main(int argc, char *argv[])
13 {
14  struct nl_sock *sock;
15  struct nl_cache *link_cache;
16  struct rtnl_link *master, *slave;
17  int err;
18 
19  if (argc < 3) {
20  fprintf(stderr, "Usage: nl-link-enslave master slave\n");
21  return 1;
22  }
23 
24  sock = nl_cli_alloc_socket();
25  nl_cli_connect(sock, NETLINK_ROUTE);
26  link_cache = nl_cli_link_alloc_cache(sock);
27 
28  if (!(master = rtnl_link_get_by_name(link_cache, argv[1]))) {
29  fprintf(stderr, "Unknown link: %s\n", argv[1]);
30  return 1;
31  }
32 
33  if (!(slave = rtnl_link_get_by_name(link_cache, argv[2]))) {
34  fprintf(stderr, "Unknown link: %s\n", argv[2]);
35  return 1;
36  }
37 
38  if ((err = rtnl_link_bond_enslave(sock, master, slave)) < 0) {
39  fprintf(stderr, "Unable to enslave %s to %s: %s\n",
40  argv[2], argv[1], nl_geterror(err));
41  return 1;
42  }
43 
44  return 0;
45 }
46 
int rtnl_link_bond_enslave(struct nl_sock *sock, struct rtnl_link *master, struct rtnl_link *slave)
Add a link to a bond (enslave)
Definition: bonding.c:157