1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130
|
/*
* src/nl-class-delete.c Delete Traffic Classes
*
* 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) 2010 Thomas Graf <tgraf@suug.ch>
*/
#include <netlink/cli/utils.h>
#include <netlink/cli/class.h>
#include <netlink/cli/link.h>
#include <linux/netlink.h>
static int quiet = 0, default_yes = 0, deleted = 0, interactive = 0;
static struct nl_sock *sock;
static void print_usage(void)
{
printf(
"Usage: nl-class-delete [OPTION]... [class]\n"
"\n"
"OPTIONS\n"
" --interactive Run interactively.\n"
" --yes Set default answer to yes.\n"
" -q, --quiet Do not print informal notifications.\n"
" -h, --help Show this help text and exit.\n"
" -v, --version Show versioning information and exit.\n"
"\n"
" -d, --dev=DEV Device the class is attached to.\n"
" -p, --parent=ID Identifier of parent qdisc/class.\n"
" -i, --id=ID Identifier\n"
" -k, --kind=NAME Kind of class (e.g. pfifo_fast)\n"
"\n"
"EXAMPLE\n"
" # Delete all classes on eth0 attached to parent 1:\n"
" $ nl-class-delete --dev eth0 --parent 1:\n"
"\n"
);
exit(0);
}
static void delete_cb(struct nl_object *obj, void *arg)
{
struct rtnl_class *class = nl_object_priv(obj);
struct nl_dump_params params = {
.dp_type = NL_DUMP_LINE,
.dp_fd = stdout,
};
int err;
if (interactive && !nl_cli_confirm(obj, ¶ms, default_yes))
return;
if ((err = rtnl_class_delete(sock, class)) < 0)
nl_cli_fatal(err, "Unable to delete class: %s\n", nl_geterror(err));
if (!quiet) {
printf("Deleted ");
nl_object_dump(obj, ¶ms);
}
deleted++;
}
int main(int argc, char *argv[])
{
struct rtnl_class *class;
struct rtnl_tc *tc;
struct nl_cache *link_cache, *class_cache;
sock = nl_cli_alloc_socket();
nl_cli_connect(sock, NETLINK_ROUTE);
link_cache = nl_cli_link_alloc_cache(sock);
class = nl_cli_class_alloc();
tc = (struct rtnl_tc *) class;
for (;;) {
int c, optidx = 0;
enum {
ARG_YES = 257,
ARG_INTERACTIVE = 258,
};
static struct option long_opts[] = {
{ "interactive", 0, 0, ARG_INTERACTIVE },
{ "yes", 0, 0, ARG_YES },
{ "quiet", 0, 0, 'q' },
{ "help", 0, 0, 'h' },
{ "version", 0, 0, 'v' },
{ "dev", 1, 0, 'd' },
{ "parent", 1, 0, 'p' },
{ "id", 1, 0, 'i' },
{ "kind", 1, 0, 'k' },
{ 0, 0, 0, 0 }
};
c = getopt_long(argc, argv, "qhvd:p:i:k:", long_opts, &optidx);
if (c == -1)
break;
switch (c) {
case '?': nl_cli_fatal(EINVAL, "Invalid options");
case ARG_INTERACTIVE: interactive = 1; break;
case ARG_YES: default_yes = 1; break;
case 'q': quiet = 1; break;
case 'h': print_usage(); break;
case 'v': nl_cli_print_version(); break;
case 'd': nl_cli_tc_parse_dev(tc, link_cache, optarg); break;
case 'p': nl_cli_tc_parse_parent(tc, optarg); break;
case 'i': nl_cli_tc_parse_handle(tc, optarg, 0); break;
case 'k': nl_cli_tc_parse_kind(tc, optarg); break;
}
}
if (!rtnl_tc_get_ifindex(tc))
nl_cli_fatal(EINVAL, "You must specify a network device (--dev=XXX)");
class_cache = nl_cli_class_alloc_cache(sock, rtnl_tc_get_ifindex(tc));
nl_cache_foreach_filter(class_cache, OBJ_CAST(class), delete_cb, NULL);
if (!quiet)
printf("Deleted %d classs\n", deleted);
return 0;
}
|