1 /* SPDX-License-Identifier: LGPL-2.1-only */
2 /*
3 * Copyright (c) 2015 Jonas Johansson <[email protected]>
4 */
5
6 /**
7 * @ingroup link
8 * @defgroup team Team
9 *
10 * @details
11 * \b Link Type Name: "team"
12 *
13 * @route_doc{link_team, Team Documentation}
14 * @{
15 */
16
17 #include "nl-default.h"
18
19 #include <netlink/netlink.h>
20 #include <netlink/route/link/team.h>
21
22 #include "link-api.h"
23
24 /**
25 * Allocate link object of type team
26 *
27 * @return Allocated link object or NULL.
28 */
rtnl_link_team_alloc(void)29 struct rtnl_link *rtnl_link_team_alloc(void)
30 {
31 struct rtnl_link *link;
32
33 if (!(link = rtnl_link_alloc()))
34 return NULL;
35
36 if (rtnl_link_set_type(link, "team") < 0) {
37 rtnl_link_put(link);
38 return NULL;
39 }
40
41 return link;
42 }
43
44 /**
45 * Create a new kernel team device
46 * @arg sock netlink socket
47 * @arg name name of team device or NULL
48 * @arg opts team options (currently unused)
49 *
50 * Creates a new team device in the kernel. If no name is
51 * provided, the kernel will automatically pick a name of the
52 * form "type%d" (e.g. team0, vlan1, etc.)
53 *
54 * The \a opts argument is currently unused. In the future, it
55 * may be used to carry additional team options to be set
56 * when creating the team device.
57 *
58 * @note When letting the kernel assign a name, it will become
59 * difficult to retrieve the interface afterwards because
60 * you have to guess the name the kernel has chosen. It is
61 * therefore not recommended to not provide a device name.
62 *
63 * @see rtnl_link_team_enslave()
64 * @see rtnl_link_team_release()
65 *
66 * @return 0 on success or a negative error code
67 */
rtnl_link_team_add(struct nl_sock * sock,const char * name,struct rtnl_link * opts)68 int rtnl_link_team_add(struct nl_sock *sock, const char *name,
69 struct rtnl_link *opts)
70 {
71 struct rtnl_link *link;
72 int err;
73
74 if (!(link = rtnl_link_team_alloc()))
75 return -NLE_NOMEM;
76
77 if (!name && opts)
78 name = rtnl_link_get_name(opts);
79
80 if (name)
81 rtnl_link_set_name(link, name);
82
83 err = rtnl_link_add(sock, link, NLM_F_CREATE);
84
85 rtnl_link_put(link);
86
87 return err;
88 }
89
90 static struct rtnl_link_info_ops team_info_ops = {
91 .io_name = "team",
92 };
93
team_init(void)94 static void _nl_init team_init(void)
95 {
96 rtnl_link_register_info(&team_info_ops);
97 }
98
team_exit(void)99 static void _nl_exit team_exit(void)
100 {
101 rtnl_link_unregister_info(&team_info_ops);
102 }
103
104 /** @} */
105