1 /* SPDX-License-Identifier: LGPL-2.1-only */
2 /*
3 * Copyright (c) 2010-2011 Thomas Graf <[email protected]>
4 */
5
6 #include "nl-default.h"
7
8 #include <netlink/cli/utils.h>
9 #include <netlink/cli/tc.h>
10 #include <netlink/cli/cls.h>
11 #include <netlink/route/cls/cgroup.h>
12
print_usage(void)13 static void print_usage(void)
14 {
15 printf(
16 "Usage: nl-cls-add [...] cgroup [OPTIONS]...\n"
17 "\n"
18 "OPTIONS\n"
19 " -h, --help Show this help text.\n"
20 " -e, --ematch=EXPR Ematch expression\n"
21 "\n"
22 "EXAMPLE"
23 " nl-cls-add --dev=eth0 --parent=q_root cgroup\n");
24 }
25
parse_argv(struct rtnl_tc * tc,int argc,char ** argv)26 static void parse_argv(struct rtnl_tc *tc, int argc, char **argv)
27 {
28 struct rtnl_cls *cls = (struct rtnl_cls *) tc;
29 struct rtnl_ematch_tree *tree;
30
31 for (;;) {
32 int c, optidx = 0;
33 static struct option long_opts[] = {
34 { "help", 0, 0, 'h' },
35 { "ematch", 1, 0, 'e' },
36 { 0, 0, 0, 0 }
37 };
38
39 c = getopt_long(argc, argv, "he:", long_opts, &optidx);
40 if (c == -1)
41 break;
42
43 switch (c) {
44 case 'h':
45 print_usage();
46 exit(0);
47
48 case 'e':
49 tree = nl_cli_cls_parse_ematch(cls, optarg);
50 rtnl_cgroup_set_ematch(cls, tree);
51 break;
52 }
53 }
54 }
55
56 static struct nl_cli_tc_module cgroup_module =
57 {
58 .tm_name = "cgroup",
59 .tm_type = RTNL_TC_TYPE_CLS,
60 .tm_parse_argv = parse_argv,
61 };
62
cgroup_init(void)63 static void _nl_init cgroup_init(void)
64 {
65 nl_cli_tc_register(&cgroup_module);
66 }
67
cgroup_exit(void)68 static void _nl_exit cgroup_exit(void)
69 {
70 nl_cli_tc_unregister(&cgroup_module);
71 }
72