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/*
* src/nl-fib-lookup.c FIB Route Lookup
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation version 2.1
* of the License.
*
* Copyright (c) 2003-2009 Thomas Graf <tgraf@suug.ch>
*/
#include <netlink/cli/utils.h>
static void print_usage(void)
{
printf(
"Usage: nl-fib-lookup [options] <addr>\n"
"Options:\n"
" -t, --table <table> Table id\n"
" -f, --fwmark <int> Firewall mark\n"
" -s, --scope <scope> Routing scope\n"
" -T, --tos <int> Type of Service\n");
exit(1);
}
int main(int argc, char *argv[])
{
struct nl_sock *nlh;
struct nl_cache *result;
struct flnl_request *request;
struct nl_addr *addr;
struct nl_dump_params params = {
.dp_fd = stdout,
.dp_type = NL_DUMP_DETAILS,
};
int table = RT_TABLE_UNSPEC, scope = RT_SCOPE_UNIVERSE;
int tos = 0, err = 1;
uint64_t fwmark = 0;
while (1) {
static struct option long_opts[] = {
{"table", 1, 0, 't'},
{"fwmark", 1, 0, 'f'},
{"scope", 1, 0, 's'},
{"tos", 1, 0, 'T'},
{"help", 0, 0, 'h'},
{0, 0, 0, 0},
};
int c, idx = 0;
c = getopt_long(argc, argv, "t:f:s:T:h", long_opts, &idx);
if (c == -1)
break;
switch (c) {
case 't':
table = strtoul(optarg, NULL, 0);
break;
case 'f':
fwmark = strtoul(optarg, NULL, 0);
break;
case 's':
scope = strtoul(optarg, NULL, 0);
break;
case 'T':
tos = strtoul(optarg, NULL, 0);
break;
default:
print_usage();
}
}
if (optind >= argc)
print_usage();
nlh = nl_cli_alloc_socket();
if ((err = nl_addr_parse(argv[optind], AF_INET, &addr)) < 0)
nl_cli_fatal(err, "Unable to parse address \"%s\": %s\n",
argv[optind], nl_geterror(err));
result = flnl_result_alloc_cache();
if (!result)
nl_cli_fatal(ENOMEM, "Unable to allocate cache");
request = flnl_request_alloc();
if (!request)
nl_cli_fatal(ENOMEM, "Unable to allocate request");
flnl_request_set_table(request, table);
flnl_request_set_fwmark(request, fwmark);
flnl_request_set_scope(request, scope);
flnl_request_set_tos(request, tos);
err = flnl_request_set_addr(request, addr);
nl_addr_put(addr);
if (err < 0)
nl_cli_fatal(err, "Unable to send request: %s", nl_geterror(err));
nl_cli_connect(nlh, NETLINK_FIB_LOOKUP);
err = flnl_lookup(nlh, request, result);
if (err < 0)
nl_cli_fatal(err, "Unable to lookup: %s\n", nl_geterror(err));
nl_cache_dump(result, ¶ms);
return 0;
}
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