1 /* SPDX-License-Identifier: LGPL-2.1-only */
2 /*
3 * Copyright (c) 2013 Sassano Systems LLC <[email protected]>
4 */
5
6 #include "nl-default.h"
7
8 #include <linux/netlink.h>
9
10 #include <netlink/cli/utils.h>
11 #include <netlink/idiag/idiagnl.h>
12 #include <netlink/idiag/msg.h>
13
print_usage(void)14 static void print_usage(void)
15 {
16 printf(
17 "Usage: idiag-socket-details [OPTION]\n"
18 "\n"
19 "Options\n"
20 " --summary Show socket detail summary.\n"
21 " --details Show socket details on multiple lines.\n"
22 " --stats Show full socket statistics.\n"
23 " -h, --help Show this help.\n"
24 " -v, --version Show versioning information.\n"
25 );
26 exit(0);
27 }
28
main(int argc,char * argv[])29 int main(int argc, char *argv[])
30 {
31 struct nl_sock *sock;
32 struct nl_cache *idiag_cache;
33 struct nl_dump_params params = {
34 .dp_type = NL_DUMP_LINE,
35 .dp_nl_cb = NULL,
36 .dp_fd = stdout,
37 };
38 int err = 0;
39
40 sock = nl_cli_alloc_socket();
41 nl_cli_connect(sock, NETLINK_INET_DIAG);
42 for (;;) {
43 int c, optidx = 0;
44 enum {
45 ARG_SUMMARY = 257,
46 ARG_DETAILS = 258,
47 ARG_STATS = 259,
48 ARG_FAMILY,
49 };
50 static struct option long_opts[] = {
51 { "details", 0, 0, ARG_DETAILS },
52 { "summary", 0, 0, ARG_SUMMARY },
53 { "stats", 0, 0, ARG_STATS},
54 { "help", 0, 0, 'h' },
55 { "version", 0, 0, 'v' },
56 { 0, 0, 0, 0 }
57 };
58
59 c = getopt_long(argc, argv, "hv", long_opts, &optidx);
60 if (c == -1)
61 break;
62
63 switch (c) {
64 case '?': exit(NLE_INVAL);
65 case ARG_SUMMARY: params.dp_type = NL_DUMP_LINE; break;
66 case ARG_DETAILS: params.dp_type = NL_DUMP_DETAILS; break;
67 case ARG_STATS: params.dp_type = NL_DUMP_STATS; break;
68 case 'h': print_usage(); break;
69 case 'v': nl_cli_print_version(); break;
70 }
71 }
72
73 if ((err = idiagnl_msg_alloc_cache(sock, AF_INET, IDIAGNL_SS_ALL,
74 &idiag_cache))) {
75 nl_cli_fatal(err, "Unable to allocate idiag msg cache: %s",
76 nl_geterror(err));
77 }
78
79 nl_cache_mngt_provide(idiag_cache);
80
81 nl_cache_dump_filter(idiag_cache, ¶ms, NULL);
82
83 nl_cache_mngt_unprovide(idiag_cache);
84 nl_cache_free(idiag_cache);
85 nl_socket_free(sock);
86
87 return 0;
88 }
89