123 lines
3.2 KiB
C
123 lines
3.2 KiB
C
/*
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* src/nl-neigh-delete.c Delete a neighbour
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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) 2003-2009 Thomas Graf <tgraf@suug.ch>
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*/
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#include <netlink/cli/utils.h>
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#include <netlink/cli/neigh.h>
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#include <netlink/cli/link.h>
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static int quiet = 0, default_yes = 0, deleted = 0, interactive = 0;
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static struct nl_sock *sock;
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static void print_usage(void)
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{
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printf(
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"Usage: nl-neigh-delete [OPTION]... [NEIGHBOUR]\n"
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"\n"
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"Options\n"
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" -i, --interactive Run interactively\n"
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" --yes Set default answer to yes\n"
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" -q, --quiet Do not print informal notifications\n"
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" -h, --help Show this help\n"
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" -v, --version Show versioning information\n"
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"\n"
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"Neighbour Options\n"
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" -a, --addr=ADDR Destination address of neighbour\n"
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" -l, --lladdr=ADDR Link layer address of neighbour\n"
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" -d, --dev=DEV Device the neighbour is connected to\n"
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" --family=FAMILY Destination address family\n"
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" --state=STATE Neighbour state, (default = permanent)\n"
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);
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exit(0);
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}
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static void delete_cb(struct nl_object *obj, void *arg)
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{
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struct rtnl_neigh *neigh = nl_object_priv(obj);
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struct nl_dump_params params = {
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.dp_type = NL_DUMP_LINE,
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.dp_fd = stdout,
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};
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int err;
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if (interactive && !nl_cli_confirm(obj, ¶ms, default_yes))
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return;
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if ((err = rtnl_neigh_delete(sock, neigh, 0)) < 0)
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nl_cli_fatal(err, "Unable to delete neighbour: %s\n",
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nl_geterror(err));
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if (!quiet) {
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printf("Deleted ");
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nl_object_dump(obj, ¶ms);
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}
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deleted++;
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}
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int main(int argc, char *argv[])
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{
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struct rtnl_neigh *neigh;
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struct nl_cache *link_cache, *neigh_cache;
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sock = nl_cli_alloc_socket();
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nl_cli_connect(sock, NETLINK_ROUTE);
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link_cache = nl_cli_link_alloc_cache(sock);
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neigh_cache = nl_cli_neigh_alloc_cache(sock);
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neigh = nl_cli_neigh_alloc();
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for (;;) {
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int c, optidx = 0;
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enum {
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ARG_FAMILY = 257,
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ARG_STATE = 258,
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ARG_YES,
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};
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static struct option long_opts[] = {
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{ "interactive", 0, 0, 'i' },
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{ "yes", 0, 0, ARG_YES },
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{ "quiet", 0, 0, 'q' },
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{ "help", 0, 0, 'h' },
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{ "version", 0, 0, 'v' },
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{ "addr", 1, 0, 'a' },
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{ "lladdr", 1, 0, 'l' },
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{ "dev", 1, 0, 'd' },
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{ "family", 1, 0, ARG_FAMILY },
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{ "state", 1, 0, ARG_STATE },
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{ 0, 0, 0, 0 }
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};
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c = getopt_long(argc, argv, "qhva:l:d:", 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 'i': interactive = 1; break;
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case ARG_YES: default_yes = 1; break;
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case 'q': quiet = 1; break;
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case 'h': print_usage(); break;
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case 'v': nl_cli_print_version(); break;
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case 'a': nl_cli_neigh_parse_dst(neigh, optarg); break;
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case 'l': nl_cli_neigh_parse_lladdr(neigh, optarg); break;
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case 'd': nl_cli_neigh_parse_dev(neigh, link_cache, optarg); break;
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case ARG_FAMILY: nl_cli_neigh_parse_family(neigh, optarg); break;
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case ARG_STATE: nl_cli_neigh_parse_state(neigh, optarg); break;
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}
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}
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nl_cache_foreach_filter(neigh_cache, OBJ_CAST(neigh), delete_cb, NULL);
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if (!quiet)
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printf("Deleted %d neighbours\n", deleted);
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return 0;
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}
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