1/*
2 * src/nf-ct-list.c     List Conntrack Entries
3 *
4 *	This library is free software; you can redistribute it and/or
5 *	modify it under the terms of the GNU Lesser General Public
6 *	License as published by the Free Software Foundation version 2.1
7 *	of the License.
8 *
9 * Copyright (c) 2003-2009 Thomas Graf <tgraf@suug.ch>
10 * Copyright (c) 2007 Philip Craig <philipc@snapgear.com>
11 * Copyright (c) 2007 Secure Computing Corporation
12 */
13
14#include <netlink/cli/utils.h>
15#include <netlink/cli/ct.h>
16
17static int quiet = 0;
18
19static void print_usage(void)
20{
21	printf(
22	"Usage: nf-ct-add [OPTION]... [CONNTRACK ENTRY]\n"
23	"\n"
24	"Options\n"
25	" -q, --quiet           Do not print informal notifications.\n"
26	" -h, --help            Show this help\n"
27	" -v, --version         Show versioning information\n"
28	"\n"
29	"Conntrack Selection\n"
30	" -p, --proto=PROTOCOL    Protocol\n"
31	"     --orig-src=ADDR     Original source address\n"
32	"     --orig-sport=PORT   Original source port\n"
33	"     --orig-dst=ADDR     Original destination address\n"
34	"     --orig-dport=PORT   Original destination port\n"
35	"     --reply-src=ADDR    Reply source address\n"
36	"     --reply-sport=PORT  Reply source port\n"
37	"     --reply-dst=ADDR    Reply destination address\n"
38	"     --reply-dport=PORT  Reply destination port\n"
39	" -F, --family=FAMILY     Address family\n"
40	"     --mark=NUM          Mark value\n"
41	"     --timeout=NUM       Timeout value\n"
42	"     --status            Bitset representing status of connection.\n"
43	"     --zone=NUM          Zone value\n"
44	);
45	exit(0);
46}
47
48int main(int argc, char *argv[])
49{
50	struct nl_sock *sock;
51	struct nfnl_ct *ct;
52	struct nl_dump_params params = {
53		.dp_type = NL_DUMP_LINE,
54		.dp_fd = stdout,
55	};
56	int err, nlflags = NLM_F_CREATE;
57
58	ct = nl_cli_ct_alloc();
59
60	for (;;) {
61		int c, optidx = 0;
62		enum {
63			ARG_ORIG_SRC = 257,
64			ARG_ORIG_SPORT = 258,
65			ARG_ORIG_DST,
66			ARG_ORIG_DPORT,
67			ARG_REPLY_SRC,
68			ARG_REPLY_SPORT,
69			ARG_REPLY_DST,
70			ARG_REPLY_DPORT,
71			ARG_MARK,
72			ARG_TIMEOUT,
73			ARG_STATUS,
74			ARG_ZONE,
75		};
76		static struct option long_opts[] = {
77			{ "quiet", 0, 0, 'q' },
78			{ "help", 0, 0, 'h' },
79			{ "version", 0, 0, 'v' },
80			{ "proto", 1, 0, 'p' },
81			{ "orig-src", 1, 0, ARG_ORIG_SRC },
82			{ "orig-sport", 1, 0, ARG_ORIG_SPORT },
83			{ "orig-dst", 1, 0, ARG_ORIG_DST },
84			{ "orig-dport", 1, 0, ARG_ORIG_DPORT },
85			{ "reply-src", 1, 0, ARG_REPLY_SRC },
86			{ "reply-sport", 1, 0, ARG_REPLY_SPORT },
87			{ "reply-dst", 1, 0, ARG_REPLY_DST },
88			{ "reply-dport", 1, 0, ARG_REPLY_DPORT },
89			{ "family", 1, 0, 'F' },
90			{ "mark", 1, 0, ARG_MARK },
91			{ "timeout", 1, 0, ARG_TIMEOUT },
92			{ "status", 1, 0, ARG_STATUS },
93			{ "zone", 1, 0, ARG_ZONE },
94			{ 0, 0, 0, 0 }
95		};
96
97		c = getopt_long(argc, argv, "46q:hv:p:F:", long_opts, &optidx);
98		if (c == -1)
99			break;
100
101		switch (c) {
102		case '?': exit(NLE_INVAL);
103		case 'q': quiet = 1; break;
104		case '4': nfnl_ct_set_family(ct, AF_INET); break;
105		case '6': nfnl_ct_set_family(ct, AF_INET6); break;
106		case 'h': print_usage(); break;
107		case 'v': nl_cli_print_version(); break;
108		case 'p': nl_cli_ct_parse_protocol(ct, optarg); break;
109		case ARG_ORIG_SRC: nl_cli_ct_parse_src(ct, 0, optarg); break;
110		case ARG_ORIG_SPORT: nl_cli_ct_parse_src_port(ct, 0, optarg); break;
111		case ARG_ORIG_DST: nl_cli_ct_parse_dst(ct, 0, optarg); break;
112		case ARG_ORIG_DPORT: nl_cli_ct_parse_dst_port(ct, 0, optarg); break;
113		case ARG_REPLY_SRC: nl_cli_ct_parse_src(ct, 1, optarg); break;
114		case ARG_REPLY_SPORT: nl_cli_ct_parse_src_port(ct, 1, optarg); break;
115		case ARG_REPLY_DST: nl_cli_ct_parse_dst(ct, 1, optarg); break;
116		case ARG_REPLY_DPORT: nl_cli_ct_parse_dst_port(ct, 1, optarg); break;
117		case 'F': nl_cli_ct_parse_family(ct, optarg); break;
118		case ARG_MARK: nl_cli_ct_parse_mark(ct, optarg); break;
119		case ARG_TIMEOUT: nl_cli_ct_parse_timeout(ct, optarg); break;
120		case ARG_STATUS: nl_cli_ct_parse_status(ct, optarg); break;
121		case ARG_ZONE: nl_cli_ct_parse_zone(ct, optarg); break;
122		}
123	}
124
125	if (!quiet) {
126		printf("Adding ");
127		nl_object_dump(OBJ_CAST(ct), &params);
128	}
129
130	sock = nl_cli_alloc_socket();
131	nl_cli_connect(sock, NETLINK_NETFILTER);
132
133	if ((err = nfnl_ct_add(sock, ct, nlflags)) < 0)
134		nl_cli_fatal(err, "Unable to add conntrack: %s", nl_geterror(err));
135
136	if (!quiet) {
137		printf("Added ");
138		nl_object_dump(OBJ_CAST(ct), &params);
139	}
140
141	return 0;
142}
143