119 lines
3.3 KiB
C
119 lines
3.3 KiB
C
/*
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* src/nl-route-list.c List route attributes
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation version 2.1
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* of the License.
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*
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* Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch>
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*/
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#include "route-utils.h"
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static void print_usage(void)
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{
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printf(
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"Usage: nl-route-list [OPTION]...\n"
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"\n"
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"Options\n"
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" -f, --family=FAMILY address family\n"
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" -d, --dst=ADDR destination prefix, e.g. 10.10.0.0/16\n"
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" -n, --nh=NEXTHOP nexthop configuration:\n"
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" dev=DEV route via device\n"
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" weight=WEIGHT weight of nexthop\n"
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" flags=FLAGS\n"
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" via=GATEWAY route via other node\n"
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" realms=REALMS\n"
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" e.g. dev=eth0,via=192.168.1.12\n"
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" -s, --src=ADDR source prefix\n"
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" -i, --iif=DEV incomming interface\n"
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" -P, --pref-src=ADDR preferred source address\n"
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" -t, --table=TABLE routing table\n"
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" -m, --metric=OPTS metrics\n"
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" -p, --prio=NUM priotity\n"
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" -S, --scope=SCOPE scope\n"
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" -x, --proto=PROTO protocol\n"
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" -T, --type=TYPE routing type\n"
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" -D, --dumptype=TYPE { brief | detailed | stats | env }\n"
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" -h, --help show this help\n");
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exit(1);
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}
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int main(int argc, char *argv[])
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{
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struct nl_handle *nlh;
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struct nl_cache *link_cache, *route_cache;
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struct rtnl_route *route;
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struct nl_dump_params params = {
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.dp_fd = stdout,
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.dp_type = NL_DUMP_BRIEF
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};
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int err = 1;
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nlh = nltool_alloc_handle();
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nltool_connect(nlh, NETLINK_ROUTE);
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link_cache = nltool_alloc_link_cache(nlh);
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route_cache = nltool_alloc_route_cache(nlh);
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route = rtnl_route_alloc();
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if (!route)
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goto errout;
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for (;;) {
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int c, optidx = 0;
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static struct option long_opts[] = {
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{ "family", 1, 0, 'f' },
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{ "dst", 1, 0, 'd' },
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{ "src", 1, 0, 's' },
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{ "iif", 1, 0, 'i' },
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{ "nh", 1, 0, 'n' },
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{ "pref-src", 1, 0, 'P' },
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{ "table", 1, 0, 't' },
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{ "metric", 1, 0, 'm' },
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{ "prio", 1, 0, 'p' },
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{ "scope", 1, 0, 'S' },
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{ "proto", 1, 0, 'x' },
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{ "type", 1, 0, 'T' },
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{ "dumptype", 1, 0, 'D' },
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{ "help", 0, 0, 'h' },
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{ 0, 0, 0, 0 }
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};
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c = getopt_long(argc, argv, "f:d:s:i:n:P:t:m:p:S:x:T:D:h",
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long_opts, &optidx);
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if (c == -1)
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break;
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switch (c) {
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case 'f': parse_family(route, optarg); break;
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case 'd': parse_dst(route, optarg); break;
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case 's': parse_src(route, optarg); break;
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case 'i': parse_iif(route, optarg, link_cache); break;
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case 'n': parse_nexthop(route, optarg, link_cache); break;
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case 'P': parse_pref_src(route, optarg); break;
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case 't': parse_table(route, optarg); break;
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case 'm': parse_metric(route, optarg); break;
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case 'p': parse_prio(route, optarg); break;
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case 'S': parse_scope(route, optarg); break;
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case 'x': parse_protocol(route, optarg); break;
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case 'T': parse_type(route, optarg); break;
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case 'D': params.dp_type = nltool_parse_dumptype(optarg); break;
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case 'h': print_usage(); break;
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}
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}
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nl_cache_dump_filter(route_cache, ¶ms, OBJ_CAST(route));
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err = 0;
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rtnl_route_put(route);
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errout:
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nl_cache_free(route_cache);
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nl_cache_free(link_cache);
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nl_close(nlh);
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nl_handle_destroy(nlh);
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return err;
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}
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