nexmon – Blame information for rev 1
?pathlinks?
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | office | 1 | /* |
| 2 | * src/nl-fib-lookup.c FIB Route Lookup |
||
| 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 | */ |
||
| 11 | |||
| 12 | #include <netlink/cli/utils.h> |
||
| 13 | |||
| 14 | static void print_usage(void) |
||
| 15 | { |
||
| 16 | printf( |
||
| 17 | "Usage: nl-fib-lookup [options] <addr>\n" |
||
| 18 | "Options:\n" |
||
| 19 | " -t, --table <table> Table id\n" |
||
| 20 | " -f, --fwmark <int> Firewall mark\n" |
||
| 21 | " -s, --scope <scope> Routing scope\n" |
||
| 22 | " -T, --tos <int> Type of Service\n"); |
||
| 23 | exit(1); |
||
| 24 | } |
||
| 25 | |||
| 26 | int main(int argc, char *argv[]) |
||
| 27 | { |
||
| 28 | struct nl_sock *nlh; |
||
| 29 | struct nl_cache *result; |
||
| 30 | struct flnl_request *request; |
||
| 31 | struct nl_addr *addr; |
||
| 32 | struct nl_dump_params params = { |
||
| 33 | .dp_fd = stdout, |
||
| 34 | .dp_type = NL_DUMP_DETAILS, |
||
| 35 | }; |
||
| 36 | int table = RT_TABLE_UNSPEC, scope = RT_SCOPE_UNIVERSE; |
||
| 37 | int tos = 0, err = 1; |
||
| 38 | uint64_t fwmark = 0; |
||
| 39 | |||
| 40 | while (1) { |
||
| 41 | static struct option long_opts[] = { |
||
| 42 | {"table", 1, 0, 't'}, |
||
| 43 | {"fwmark", 1, 0, 'f'}, |
||
| 44 | {"scope", 1, 0, 's'}, |
||
| 45 | {"tos", 1, 0, 'T'}, |
||
| 46 | {"help", 0, 0, 'h'}, |
||
| 47 | {0, 0, 0, 0}, |
||
| 48 | }; |
||
| 49 | int c, idx = 0; |
||
| 50 | |||
| 51 | c = getopt_long(argc, argv, "t:f:s:T:h", long_opts, &idx); |
||
| 52 | if (c == -1) |
||
| 53 | break; |
||
| 54 | |||
| 55 | switch (c) { |
||
| 56 | case 't': |
||
| 57 | table = strtoul(optarg, NULL, 0); |
||
| 58 | break; |
||
| 59 | case 'f': |
||
| 60 | fwmark = strtoul(optarg, NULL, 0); |
||
| 61 | break; |
||
| 62 | case 's': |
||
| 63 | scope = strtoul(optarg, NULL, 0); |
||
| 64 | break; |
||
| 65 | case 'T': |
||
| 66 | tos = strtoul(optarg, NULL, 0); |
||
| 67 | break; |
||
| 68 | default: |
||
| 69 | print_usage(); |
||
| 70 | } |
||
| 71 | } |
||
| 72 | |||
| 73 | if (optind >= argc) |
||
| 74 | print_usage(); |
||
| 75 | |||
| 76 | nlh = nl_cli_alloc_socket(); |
||
| 77 | |||
| 78 | if ((err = nl_addr_parse(argv[optind], AF_INET, &addr)) < 0) |
||
| 79 | nl_cli_fatal(err, "Unable to parse address \"%s\": %s\n", |
||
| 80 | argv[optind], nl_geterror(err)); |
||
| 81 | |||
| 82 | result = flnl_result_alloc_cache(); |
||
| 83 | if (!result) |
||
| 84 | nl_cli_fatal(ENOMEM, "Unable to allocate cache"); |
||
| 85 | |||
| 86 | request = flnl_request_alloc(); |
||
| 87 | if (!request) |
||
| 88 | nl_cli_fatal(ENOMEM, "Unable to allocate request"); |
||
| 89 | |||
| 90 | flnl_request_set_table(request, table); |
||
| 91 | flnl_request_set_fwmark(request, fwmark); |
||
| 92 | flnl_request_set_scope(request, scope); |
||
| 93 | flnl_request_set_tos(request, tos); |
||
| 94 | |||
| 95 | err = flnl_request_set_addr(request, addr); |
||
| 96 | nl_addr_put(addr); |
||
| 97 | if (err < 0) |
||
| 98 | nl_cli_fatal(err, "Unable to send request: %s", nl_geterror(err)); |
||
| 99 | |||
| 100 | nl_cli_connect(nlh, NETLINK_FIB_LOOKUP); |
||
| 101 | |||
| 102 | err = flnl_lookup(nlh, request, result); |
||
| 103 | if (err < 0) |
||
| 104 | nl_cli_fatal(err, "Unable to lookup: %s\n", nl_geterror(err)); |
||
| 105 | |||
| 106 | nl_cache_dump(result, ¶ms); |
||
| 107 | |||
| 108 | return 0; |
||
| 109 | } |