1/*
2 * src/cls/cgroup.c	Control Groups Classifier
3 *
4 *	This library is free software; you can redistribute it and/or
5 *	modify it under the terms of the GNU General Public License as
6 *	published by the Free Software Foundation version 2 of the License.
7 *
8 * Copyright (c) 2009 Thomas Graf <tgraf@suug.ch>
9 */
10
11#include "utils.h"
12#include <netlink/route/cls/cgroup.h>
13#include <netlink/route/cls/ematch.h>
14
15static void print_usage(void)
16{
17	printf(
18"Usage: ... cgroup [OPTIONS]...\n"
19"\n"
20"Options\n"
21" -h, --help                Show this help.\n"
22" -e, --ematch=MATCH        Extended match (See --ematch help).\n"
23" -c, --classid=HANDLE      Target class to classify matching packets to.\n"
24	);
25	exit(0);
26}
27
28static void basic_parse_argv(struct rtnl_cls *cls, int argc, char **argv)
29{
30	for (;;) {
31		int c, optidx = 0;
32		static struct option long_opts[] = {
33			{ "help", 0, 0, 'h' },
34			{ "ematch", 1, 0, 'e' },
35			{ "classid", 1, 0, 'c' },
36			{ 0, 0, 0, 0 }
37		};
38
39		c = getopt_long(argc, argv, "he:c:", long_opts, &optidx);
40		if (c == -1)
41			break;
42
43		switch (c) {
44		case '?':
45			exit(NLE_INVAL);
46
47		case 'h':
48			print_usage();
49
50#if 0
51		case 'e':
52			if ((err = parse_ematch_syntax(optarg, &tree)) < 0)
53				fatal(err, "Error while parsing ematch: %s",
54				      nl_geterror(err));
55
56			if ((err = rtnl_basic_set_ematch(cls, tree)) < 0)
57				fatal(err, "Unable to set ematch: %s",
58					nl_geterror(err));
59			break;
60#endif
61		}
62 	}
63}
64
65static struct cls_module cgroup_module = {
66	.name		= "cgroup",
67	.parse_argv	= basic_parse_argv,
68};
69
70static void __init cgroup_init(void)
71{
72	register_cls_module(&cgroup_module);
73}
74
75static void __exit cgroup_exit(void)
76{
77	unregister_cls_module(&cgroup_module);
78}
79