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1 /*
2  * src/nl-addr-add.c     Add addresses
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) 2003-2009 Thomas Graf <tgraf@suug.ch>
9  */
10 
11 #include <netlink/cli/utils.h>
12 #include <netlink/cli/addr.h>
13 #include <netlink/cli/link.h>
14 
15 static int quiet = 0;
16 
print_usage(void)17 static void print_usage(void)
18 {
19 	printf(
20 "Usage: nl-addr-add [OPTION]... [ADDRESS]\n"
21 "\n"
22 "Options\n"
23 "     --replace             Replace the address if it exists.\n"
24 " -q, --quiet               Do not print informal notifications.\n"
25 " -h, --help                Show this help.\n"
26 " -v, --version             Show versioning information.\n"
27 "\n"
28 "Address Options\n"
29 " -a, --local=ADDR          Address to be considered local.\n"
30 " -d, --dev=DEV             Device the address should be assigned to.\n"
31 "     --family=FAMILY       Address family (normally autodetected).\n"
32 "     --broadcast=ADDR      Broadcast address of network (IPv4).\n"
33 "     --peer=ADDR           Peer address (IPv4).\n"
34 "     --label=STRING        Additional address label (IPv4).\n"
35 "     --scope=SCOPE         Scope of local address (IPv4).\n"
36 "     --preferred=TIME      Preferred lifetime (IPv6).\n"
37 "     --valid=TIME          Valid lifetime (IPv6).\n"
38 	);
39 
40 	exit(0);
41 }
42 
main(int argc,char * argv[])43 int main(int argc, char *argv[])
44 {
45 	struct nl_sock *sock;
46 	struct rtnl_addr *addr;
47 	struct nl_cache *link_cache;
48 	struct nl_dump_params dp = {
49 		.dp_type = NL_DUMP_LINE,
50 		.dp_fd = stdout,
51 	};
52 	int err, nlflags = NLM_F_CREATE;
53 
54 	sock = nl_cli_alloc_socket();
55 	nl_cli_connect(sock, NETLINK_ROUTE);
56 	link_cache = nl_cli_link_alloc_cache(sock);
57  	addr = nl_cli_addr_alloc();
58 
59 	for (;;) {
60 		int c, optidx = 0;
61 		enum {
62 			ARG_FAMILY = 257,
63 			ARG_LABEL = 258,
64 			ARG_PEER,
65 			ARG_SCOPE,
66 			ARG_BROADCAST,
67 			ARG_REPLACE,
68 			ARG_PREFERRED,
69 			ARG_VALID,
70 		};
71 		static struct option long_opts[] = {
72 			{ "replace", 0, 0, ARG_REPLACE },
73 			{ "quiet", 0, 0, 'q' },
74 			{ "help", 0, 0, 'h' },
75 			{ "version", 0, 0, 'v' },
76 			{ "local", 1, 0, 'a' },
77 			{ "dev", 1, 0, 'd' },
78 			{ "family", 1, 0, ARG_FAMILY },
79 			{ "label", 1, 0, ARG_LABEL },
80 			{ "peer", 1, 0, ARG_PEER },
81 			{ "scope", 1, 0, ARG_SCOPE },
82 			{ "broadcast", 1, 0, ARG_BROADCAST },
83 			{ "preferred", 1, 0, ARG_PREFERRED },
84 			{ "valid", 1, 0, ARG_VALID },
85 			{ 0, 0, 0, 0 }
86 		};
87 
88 		c = getopt_long(argc, argv, "qhva:d:", long_opts, &optidx);
89 		if (c == -1)
90 			break;
91 
92 		switch (c) {
93 		case '?': exit(NLE_INVAL);
94 		case ARG_REPLACE: nlflags |= NLM_F_REPLACE; break;
95 		case 'q': quiet = 1; break;
96 		case 'h': print_usage(); break;
97 		case 'v': nl_cli_print_version(); break;
98 		case 'a': nl_cli_addr_parse_local(addr, optarg); break;
99 		case 'd': nl_cli_addr_parse_dev(addr, link_cache, optarg); break;
100 		case ARG_FAMILY: nl_cli_addr_parse_family(addr, optarg); break;
101 		case ARG_LABEL: nl_cli_addr_parse_label(addr, optarg); break;
102 		case ARG_PEER: nl_cli_addr_parse_peer(addr, optarg); break;
103 		case ARG_SCOPE: nl_cli_addr_parse_scope(addr, optarg); break;
104 		case ARG_BROADCAST: nl_cli_addr_parse_broadcast(addr, optarg); break;
105 		case ARG_PREFERRED: nl_cli_addr_parse_preferred(addr, optarg); break;
106 		case ARG_VALID: nl_cli_addr_parse_valid(addr, optarg); break;
107 		}
108  	}
109 
110 	if ((err = rtnl_addr_add(sock, addr, nlflags)) < 0)
111 		nl_cli_fatal(err, "Unable to add address: %s",
112 			     nl_geterror(err));
113 
114 	if (!quiet) {
115 		printf("Added ");
116 		nl_object_dump(OBJ_CAST(addr), &dp);
117  	}
118 
119 	return 0;
120 }
121