|
Packit Service |
3880ab |
/* SPDX-License-Identifier: GPL-2.0 */
|
|
Packit Service |
3880ab |
/*
|
|
Packit Service |
3880ab |
* Get/set/delete fdb table with netlink
|
|
Packit Service |
3880ab |
*
|
|
Packit Service |
3880ab |
* TODO: merge/replace this with ip neighbour
|
|
Packit Service |
3880ab |
*
|
|
Packit Service |
3880ab |
* Authors: Stephen Hemminger <shemminger@vyatta.com>
|
|
Packit Service |
3880ab |
*/
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
#include <stdio.h>
|
|
Packit Service |
3880ab |
#include <stdlib.h>
|
|
Packit Service |
3880ab |
#include <unistd.h>
|
|
Packit Service |
3880ab |
#include <netdb.h>
|
|
Packit Service |
3880ab |
#include <time.h>
|
|
Packit Service |
3880ab |
#include <fcntl.h>
|
|
Packit Service |
3880ab |
#include <sys/socket.h>
|
|
Packit Service |
3880ab |
#include <sys/time.h>
|
|
Packit Service |
3880ab |
#include <net/if.h>
|
|
Packit Service |
3880ab |
#include <netinet/in.h>
|
|
Packit Service |
3880ab |
#include <linux/if_bridge.h>
|
|
Packit Service |
3880ab |
#include <linux/if_ether.h>
|
|
Packit Service |
3880ab |
#include <linux/neighbour.h>
|
|
Packit Service |
3880ab |
#include <string.h>
|
|
Packit Service |
3880ab |
#include <limits.h>
|
|
Packit Service |
3880ab |
#include <stdbool.h>
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
#include "json_print.h"
|
|
Packit Service |
3880ab |
#include "libnetlink.h"
|
|
Packit Service |
3880ab |
#include "br_common.h"
|
|
Packit Service |
3880ab |
#include "rt_names.h"
|
|
Packit Service |
3880ab |
#include "utils.h"
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static unsigned int filter_index, filter_dynamic, filter_master,
|
|
Packit Service |
3880ab |
filter_state, filter_vlan;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static void usage(void)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
fprintf(stderr,
|
|
Packit Service |
3880ab |
"Usage: bridge fdb { add | append | del | replace } ADDR dev DEV\n"
|
|
Packit Service |
3880ab |
" [ self ] [ master ] [ use ] [ router ] [ extern_learn ]\n"
|
|
Packit Service |
3880ab |
" [ sticky ] [ local | static | dynamic ] [ vlan VID ]\n"
|
|
Packit Service |
3880ab |
" { [ dst IPADDR ] [ port PORT] [ vni VNI ] | [ nhid NHID ] }\n"
|
|
Packit Service |
3880ab |
" [ via DEV ] [ src_vni VNI ]\n"
|
|
Packit Service |
3880ab |
" bridge fdb [ show [ br BRDEV ] [ brport DEV ] [ vlan VID ]\n"
|
|
Packit Service |
3880ab |
" [ state STATE ] [ dynamic ] ]\n"
|
|
Packit Service |
3880ab |
" bridge fdb get [ to ] LLADDR [ br BRDEV ] { brport | dev } DEV\n"
|
|
Packit Service |
3880ab |
" [ vlan VID ] [ vni VNI ] [ self ] [ master ] [ dynamic ]\n");
|
|
Packit Service |
3880ab |
exit(-1);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static const char *state_n2a(unsigned int s)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
static char buf[32];
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (s & NUD_PERMANENT)
|
|
Packit Service |
3880ab |
return "permanent";
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (s & NUD_NOARP)
|
|
Packit Service |
3880ab |
return "static";
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (s & NUD_STALE)
|
|
Packit Service |
3880ab |
return "stale";
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (s & NUD_REACHABLE)
|
|
Packit Service |
3880ab |
return "";
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (is_json_context())
|
|
Packit Service |
3880ab |
sprintf(buf, "%#x", s);
|
|
Packit Service |
3880ab |
else
|
|
Packit Service |
3880ab |
sprintf(buf, "state=%#x", s);
|
|
Packit Service |
3880ab |
return buf;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static int state_a2n(unsigned int *s, const char *arg)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
if (matches(arg, "permanent") == 0)
|
|
Packit Service |
3880ab |
*s = NUD_PERMANENT;
|
|
Packit Service |
3880ab |
else if (matches(arg, "static") == 0 || matches(arg, "temp") == 0)
|
|
Packit Service |
3880ab |
*s = NUD_NOARP;
|
|
Packit Service |
3880ab |
else if (matches(arg, "stale") == 0)
|
|
Packit Service |
3880ab |
*s = NUD_STALE;
|
|
Packit Service |
3880ab |
else if (matches(arg, "reachable") == 0 || matches(arg, "dynamic") == 0)
|
|
Packit Service |
3880ab |
*s = NUD_REACHABLE;
|
|
Packit Service |
3880ab |
else if (strcmp(arg, "all") == 0)
|
|
Packit Service |
3880ab |
*s = ~0;
|
|
Packit Service |
3880ab |
else if (get_unsigned(s, arg, 0))
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static void fdb_print_flags(FILE *fp, unsigned int flags)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
open_json_array(PRINT_JSON,
|
|
Packit Service |
3880ab |
is_json_context() ? "flags" : "");
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (flags & NTF_SELF)
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, NULL, "%s ", "self");
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (flags & NTF_ROUTER)
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, NULL, "%s ", "router");
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (flags & NTF_EXT_LEARNED)
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, NULL, "%s ", "extern_learn");
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (flags & NTF_OFFLOADED)
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, NULL, "%s ", "offload");
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (flags & NTF_MASTER)
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, NULL, "%s ", "master");
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (flags & NTF_STICKY)
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, NULL, "%s ", "sticky");
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
close_json_array(PRINT_JSON, NULL);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static void fdb_print_stats(FILE *fp, const struct nda_cacheinfo *ci)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
static int hz;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (!hz)
|
|
Packit Service |
3880ab |
hz = get_user_hz();
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (is_json_context()) {
|
|
Packit Service |
3880ab |
print_uint(PRINT_JSON, "used", NULL,
|
|
Packit Service |
3880ab |
ci->ndm_used / hz);
|
|
Packit Service |
3880ab |
print_uint(PRINT_JSON, "updated", NULL,
|
|
Packit Service |
3880ab |
ci->ndm_updated / hz);
|
|
Packit Service |
3880ab |
} else {
|
|
Packit Service |
3880ab |
fprintf(fp, "used %d/%d ", ci->ndm_used / hz,
|
|
Packit Service |
3880ab |
ci->ndm_updated / hz);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
int print_fdb(struct nlmsghdr *n, void *arg)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
FILE *fp = arg;
|
|
Packit Service |
3880ab |
struct ndmsg *r = NLMSG_DATA(n);
|
|
Packit Service |
3880ab |
int len = n->nlmsg_len;
|
|
Packit Service |
3880ab |
struct rtattr *tb[NDA_MAX+1];
|
|
Packit Service |
3880ab |
__u16 vid = 0;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (n->nlmsg_type != RTM_NEWNEIGH && n->nlmsg_type != RTM_DELNEIGH) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Not RTM_NEWNEIGH: %08x %08x %08x\n",
|
|
Packit Service |
3880ab |
n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
len -= NLMSG_LENGTH(sizeof(*r));
|
|
Packit Service |
3880ab |
if (len < 0) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (r->ndm_family != AF_BRIDGE)
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_index && filter_index != r->ndm_ifindex)
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_state && !(r->ndm_state & filter_state))
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
parse_rtattr(tb, NDA_MAX, NDA_RTA(r),
|
|
Packit Service |
3880ab |
n->nlmsg_len - NLMSG_LENGTH(sizeof(*r)));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_VLAN])
|
|
Packit Service |
3880ab |
vid = rta_getattr_u16(tb[NDA_VLAN]);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_vlan && filter_vlan != vid)
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_dynamic && (r->ndm_state & NUD_PERMANENT))
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
open_json_object(NULL);
|
|
Packit Service |
3880ab |
if (n->nlmsg_type == RTM_DELNEIGH)
|
|
Packit Service |
3880ab |
print_bool(PRINT_ANY, "deleted", "Deleted ", true);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_LLADDR]) {
|
|
Packit Service |
3880ab |
const char *lladdr;
|
|
Packit Service |
3880ab |
SPRINT_BUF(b1);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
lladdr = ll_addr_n2a(RTA_DATA(tb[NDA_LLADDR]),
|
|
Packit Service |
3880ab |
RTA_PAYLOAD(tb[NDA_LLADDR]),
|
|
Packit Service |
3880ab |
ll_index_to_type(r->ndm_ifindex),
|
|
Packit Service |
3880ab |
b1, sizeof(b1));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
print_color_string(PRINT_ANY, COLOR_MAC,
|
|
Packit Service |
3880ab |
"mac", "%s ", lladdr);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (!filter_index && r->ndm_ifindex)
|
|
Packit Service |
3880ab |
print_color_string(PRINT_ANY, COLOR_IFNAME,
|
|
Packit Service |
3880ab |
"ifname", "dev %s ",
|
|
Packit Service |
3880ab |
ll_index_to_name(r->ndm_ifindex));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_DST]) {
|
|
Packit Service |
3880ab |
int family = AF_INET;
|
|
Packit Service |
3880ab |
const char *dst;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (RTA_PAYLOAD(tb[NDA_DST]) == sizeof(struct in6_addr))
|
|
Packit Service |
3880ab |
family = AF_INET6;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
dst = format_host(family,
|
|
Packit Service |
3880ab |
RTA_PAYLOAD(tb[NDA_DST]),
|
|
Packit Service |
3880ab |
RTA_DATA(tb[NDA_DST]));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
print_color_string(PRINT_ANY,
|
|
Packit Service |
3880ab |
ifa_family_color(family),
|
|
Packit Service |
3880ab |
"dst", "dst %s ", dst);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (vid)
|
|
Packit Service |
3880ab |
print_uint(PRINT_ANY,
|
|
Packit Service |
3880ab |
"vlan", "vlan %hu ", vid);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_PORT])
|
|
Packit Service |
3880ab |
print_uint(PRINT_ANY,
|
|
Packit Service |
3880ab |
"port", "port %u ",
|
|
Packit Service |
3880ab |
rta_getattr_be16(tb[NDA_PORT]));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_VNI])
|
|
Packit Service |
3880ab |
print_uint(PRINT_ANY,
|
|
Packit Service |
3880ab |
"vni", "vni %u ",
|
|
Packit Service |
3880ab |
rta_getattr_u32(tb[NDA_VNI]));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_SRC_VNI])
|
|
Packit Service |
3880ab |
print_uint(PRINT_ANY,
|
|
Packit Service |
3880ab |
"src_vni", "src_vni %u ",
|
|
Packit Service |
3880ab |
rta_getattr_u32(tb[NDA_SRC_VNI]));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_IFINDEX]) {
|
|
Packit Service |
3880ab |
unsigned int ifindex = rta_getattr_u32(tb[NDA_IFINDEX]);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_LINK_NETNSID])
|
|
Packit Service |
3880ab |
print_uint(PRINT_ANY,
|
|
Packit Service |
3880ab |
"viaIfIndex", "via ifindex %u ",
|
|
Packit Service |
3880ab |
ifindex);
|
|
Packit Service |
3880ab |
else
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY,
|
|
Packit Service |
3880ab |
"viaIf", "via %s ",
|
|
Packit Service |
3880ab |
ll_index_to_name(ifindex));
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_NH_ID])
|
|
Packit Service |
3880ab |
print_uint(PRINT_ANY, "nhid", "nhid %u ",
|
|
Packit Service |
3880ab |
rta_getattr_u32(tb[NDA_NH_ID]));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_LINK_NETNSID])
|
|
Packit Service |
3880ab |
print_uint(PRINT_ANY,
|
|
Packit Service |
3880ab |
"linkNetNsId", "link-netnsid %d ",
|
|
Packit Service |
3880ab |
rta_getattr_u32(tb[NDA_LINK_NETNSID]));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (show_stats && tb[NDA_CACHEINFO])
|
|
Packit Service |
3880ab |
fdb_print_stats(fp, RTA_DATA(tb[NDA_CACHEINFO]));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
fdb_print_flags(fp, r->ndm_flags);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (tb[NDA_MASTER])
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, "master", "master %s ",
|
|
Packit Service |
3880ab |
ll_index_to_name(rta_getattr_u32(tb[NDA_MASTER])));
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
print_string(PRINT_ANY, "state", "%s\n",
|
|
Packit Service |
3880ab |
state_n2a(r->ndm_state));
|
|
Packit Service |
3880ab |
close_json_object();
|
|
Packit Service |
3880ab |
fflush(fp);
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static int fdb_linkdump_filter(struct nlmsghdr *nlh, int reqlen)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
int err;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_index) {
|
|
Packit Service |
3880ab |
struct ifinfomsg *ifm = NLMSG_DATA(nlh);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
ifm->ifi_index = filter_index;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_master) {
|
|
Packit Service |
3880ab |
err = addattr32(nlh, reqlen, IFLA_MASTER, filter_master);
|
|
Packit Service |
3880ab |
if (err)
|
|
Packit Service |
3880ab |
return err;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static int fdb_dump_filter(struct nlmsghdr *nlh, int reqlen)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
int err;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_index) {
|
|
Packit Service |
3880ab |
struct ndmsg *ndm = NLMSG_DATA(nlh);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
ndm->ndm_ifindex = filter_index;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (filter_master) {
|
|
Packit Service |
3880ab |
err = addattr32(nlh, reqlen, NDA_MASTER, filter_master);
|
|
Packit Service |
3880ab |
if (err)
|
|
Packit Service |
3880ab |
return err;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static int fdb_show(int argc, char **argv)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
char *filter_dev = NULL;
|
|
Packit Service |
3880ab |
char *br = NULL;
|
|
Packit Service |
3880ab |
int rc;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
while (argc > 0) {
|
|
Packit Service |
3880ab |
if ((strcmp(*argv, "brport") == 0) || strcmp(*argv, "dev") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
filter_dev = *argv;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "br") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
br = *argv;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "vlan") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
if (filter_vlan)
|
|
Packit Service |
3880ab |
duparg("vlan", *argv);
|
|
Packit Service |
3880ab |
filter_vlan = atoi(*argv);
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "state") == 0) {
|
|
Packit Service |
3880ab |
unsigned int state;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
if (state_a2n(&state, *argv))
|
|
Packit Service |
3880ab |
invarg("invalid state", *argv);
|
|
Packit Service |
3880ab |
filter_state |= state;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "dynamic") == 0) {
|
|
Packit Service |
3880ab |
filter_dynamic = 1;
|
|
Packit Service |
3880ab |
} else {
|
|
Packit Service |
3880ab |
if (matches(*argv, "help") == 0)
|
|
Packit Service |
3880ab |
usage();
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
argc--; argv++;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (br) {
|
|
Packit Service |
3880ab |
int br_ifindex = ll_name_to_index(br);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (br_ifindex == 0) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Cannot find bridge device \"%s\"\n", br);
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
filter_master = br_ifindex;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
/*we'll keep around filter_dev for older kernels */
|
|
Packit Service |
3880ab |
if (filter_dev) {
|
|
Packit Service |
3880ab |
filter_index = ll_name_to_index(filter_dev);
|
|
Packit Service |
3880ab |
if (!filter_index)
|
|
Packit Service |
3880ab |
return nodev(filter_dev);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (rth.flags & RTNL_HANDLE_F_STRICT_CHK)
|
|
Packit Service |
3880ab |
rc = rtnl_neighdump_req(&rth, PF_BRIDGE, fdb_dump_filter);
|
|
Packit Service |
3880ab |
else
|
|
Packit Service |
3880ab |
rc = rtnl_fdb_linkdump_req_filter_fn(&rth, fdb_linkdump_filter);
|
|
Packit Service |
3880ab |
if (rc < 0) {
|
|
Packit Service |
3880ab |
perror("Cannot send dump request");
|
|
Packit Service |
3880ab |
exit(1);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
new_json_obj(json);
|
|
Packit Service |
3880ab |
if (rtnl_dump_filter(&rth, print_fdb, stdout) < 0) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Dump terminated\n");
|
|
Packit Service |
3880ab |
exit(1);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
delete_json_obj();
|
|
Packit Service |
3880ab |
fflush(stdout);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static int fdb_modify(int cmd, int flags, int argc, char **argv)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
struct {
|
|
Packit Service |
3880ab |
struct nlmsghdr n;
|
|
Packit Service |
3880ab |
struct ndmsg ndm;
|
|
Packit Service |
3880ab |
char buf[256];
|
|
Packit Service |
3880ab |
} req = {
|
|
Packit Service |
3880ab |
.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ndmsg)),
|
|
Packit Service |
3880ab |
.n.nlmsg_flags = NLM_F_REQUEST | flags,
|
|
Packit Service |
3880ab |
.n.nlmsg_type = cmd,
|
|
Packit Service |
3880ab |
.ndm.ndm_family = PF_BRIDGE,
|
|
Packit Service |
3880ab |
.ndm.ndm_state = NUD_NOARP,
|
|
Packit Service |
3880ab |
};
|
|
Packit Service |
3880ab |
char *addr = NULL;
|
|
Packit Service |
3880ab |
char *d = NULL;
|
|
Packit Service |
3880ab |
char abuf[ETH_ALEN];
|
|
Packit Service |
3880ab |
int dst_ok = 0;
|
|
Packit Service |
3880ab |
inet_prefix dst;
|
|
Packit Service |
3880ab |
unsigned long port = 0;
|
|
Packit Service |
3880ab |
unsigned long vni = ~0;
|
|
Packit Service |
3880ab |
unsigned long src_vni = ~0;
|
|
Packit Service |
3880ab |
unsigned int via = 0;
|
|
Packit Service |
3880ab |
char *endptr;
|
|
Packit Service |
3880ab |
short vid = -1;
|
|
Packit Service |
3880ab |
__u32 nhid = 0;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
while (argc > 0) {
|
|
Packit Service |
3880ab |
if (strcmp(*argv, "dev") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
d = *argv;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "dst") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
if (dst_ok)
|
|
Packit Service |
3880ab |
duparg2("dst", *argv);
|
|
Packit Service |
3880ab |
get_addr(&dst, *argv, preferred_family);
|
|
Packit Service |
3880ab |
dst_ok = 1;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "nhid") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
if (get_u32(&nhid, *argv, 0))
|
|
Packit Service |
3880ab |
invarg("\"id\" value is invalid\n", *argv);
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "port") == 0) {
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
port = strtoul(*argv, &endptr, 0);
|
|
Packit Service |
3880ab |
if (endptr && *endptr) {
|
|
Packit Service |
3880ab |
struct servent *pse;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
pse = getservbyname(*argv, "udp");
|
|
Packit Service |
3880ab |
if (!pse)
|
|
Packit Service |
3880ab |
invarg("invalid port\n", *argv);
|
|
Packit Service |
3880ab |
port = ntohs(pse->s_port);
|
|
Packit Service |
3880ab |
} else if (port > 0xffff)
|
|
Packit Service |
3880ab |
invarg("invalid port\n", *argv);
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "vni") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
vni = strtoul(*argv, &endptr, 0);
|
|
Packit Service |
3880ab |
if ((endptr && *endptr) ||
|
|
Packit Service |
3880ab |
(vni >> 24) || vni == ULONG_MAX)
|
|
Packit Service |
3880ab |
invarg("invalid VNI\n", *argv);
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "src_vni") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
src_vni = strtoul(*argv, &endptr, 0);
|
|
Packit Service |
3880ab |
if ((endptr && *endptr) ||
|
|
Packit Service |
3880ab |
(src_vni >> 24) || src_vni == ULONG_MAX)
|
|
Packit Service |
3880ab |
invarg("invalid src VNI\n", *argv);
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "via") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
via = ll_name_to_index(*argv);
|
|
Packit Service |
3880ab |
if (!via)
|
|
Packit Service |
3880ab |
exit(nodev(*argv));
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "self") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_SELF;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "master") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_MASTER;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "router") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_ROUTER;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "local") == 0 ||
|
|
Packit Service |
3880ab |
matches(*argv, "permanent") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_state |= NUD_PERMANENT;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "temp") == 0 ||
|
|
Packit Service |
3880ab |
matches(*argv, "static") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_state |= NUD_REACHABLE;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "dynamic") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_state |= NUD_REACHABLE;
|
|
Packit Service |
3880ab |
req.ndm.ndm_state &= ~NUD_NOARP;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "vlan") == 0) {
|
|
Packit Service |
3880ab |
if (vid >= 0)
|
|
Packit Service |
3880ab |
duparg2("vlan", *argv);
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
vid = atoi(*argv);
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "use") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_USE;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "extern_learn") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_EXT_LEARNED;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "sticky") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_STICKY;
|
|
Packit Service |
3880ab |
} else {
|
|
Packit Service |
3880ab |
if (strcmp(*argv, "to") == 0)
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (matches(*argv, "help") == 0)
|
|
Packit Service |
3880ab |
usage();
|
|
Packit Service |
3880ab |
if (addr)
|
|
Packit Service |
3880ab |
duparg2("to", *argv);
|
|
Packit Service |
3880ab |
addr = *argv;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
argc--; argv++;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (d == NULL || addr == NULL) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Device and address are required arguments.\n");
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (nhid && (dst_ok || port || vni != ~0)) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "dst, port, vni are mutually exclusive with nhid\n");
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
/* Assume self */
|
|
Packit Service |
3880ab |
if (!(req.ndm.ndm_flags&(NTF_SELF|NTF_MASTER)))
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_SELF;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
/* Assume permanent */
|
|
Packit Service |
3880ab |
if (!(req.ndm.ndm_state&(NUD_PERMANENT|NUD_REACHABLE)))
|
|
Packit Service |
3880ab |
req.ndm.ndm_state |= NUD_PERMANENT;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (sscanf(addr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
|
|
Packit Service |
3880ab |
abuf, abuf+1, abuf+2,
|
|
Packit Service |
3880ab |
abuf+3, abuf+4, abuf+5) != 6) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Invalid mac address %s\n", addr);
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
addattr_l(&req.n, sizeof(req), NDA_LLADDR, abuf, ETH_ALEN);
|
|
Packit Service |
3880ab |
if (dst_ok)
|
|
Packit Service |
3880ab |
addattr_l(&req.n, sizeof(req), NDA_DST, &dst.data, dst.bytelen);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (vid >= 0)
|
|
Packit Service |
3880ab |
addattr16(&req.n, sizeof(req), NDA_VLAN, vid);
|
|
Packit Service |
3880ab |
if (nhid > 0)
|
|
Packit Service |
3880ab |
addattr32(&req.n, sizeof(req), NDA_NH_ID, nhid);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (port) {
|
|
Packit Service |
3880ab |
unsigned short dport;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
dport = htons((unsigned short)port);
|
|
Packit Service |
3880ab |
addattr16(&req.n, sizeof(req), NDA_PORT, dport);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
if (vni != ~0)
|
|
Packit Service |
3880ab |
addattr32(&req.n, sizeof(req), NDA_VNI, vni);
|
|
Packit Service |
3880ab |
if (src_vni != ~0)
|
|
Packit Service |
3880ab |
addattr32(&req.n, sizeof(req), NDA_SRC_VNI, src_vni);
|
|
Packit Service |
3880ab |
if (via)
|
|
Packit Service |
3880ab |
addattr32(&req.n, sizeof(req), NDA_IFINDEX, via);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
req.ndm.ndm_ifindex = ll_name_to_index(d);
|
|
Packit Service |
3880ab |
if (!req.ndm.ndm_ifindex)
|
|
Packit Service |
3880ab |
return nodev(d);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (rtnl_talk(&rth, &req.n, NULL) < 0)
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
static int fdb_get(int argc, char **argv)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
struct {
|
|
Packit Service |
3880ab |
struct nlmsghdr n;
|
|
Packit Service |
3880ab |
struct ndmsg ndm;
|
|
Packit Service |
3880ab |
char buf[1024];
|
|
Packit Service |
3880ab |
} req = {
|
|
Packit Service |
3880ab |
.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ndmsg)),
|
|
Packit Service |
3880ab |
.n.nlmsg_flags = NLM_F_REQUEST,
|
|
Packit Service |
3880ab |
.n.nlmsg_type = RTM_GETNEIGH,
|
|
Packit Service |
3880ab |
.ndm.ndm_family = AF_BRIDGE,
|
|
Packit Service |
3880ab |
};
|
|
Packit Service |
3880ab |
char *d = NULL, *br = NULL;
|
|
Packit Service |
3880ab |
struct nlmsghdr *answer;
|
|
Packit Service |
3880ab |
unsigned long vni = ~0;
|
|
Packit Service |
3880ab |
char abuf[ETH_ALEN];
|
|
Packit Service |
3880ab |
int br_ifindex = 0;
|
|
Packit Service |
3880ab |
char *addr = NULL;
|
|
Packit Service |
3880ab |
short vlan = -1;
|
|
Packit Service |
3880ab |
char *endptr;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
while (argc > 0) {
|
|
Packit Service |
3880ab |
if ((strcmp(*argv, "brport") == 0) || strcmp(*argv, "dev") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
d = *argv;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "br") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
br = *argv;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "dev") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
d = *argv;
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "vni") == 0) {
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
vni = strtoul(*argv, &endptr, 0);
|
|
Packit Service |
3880ab |
if ((endptr && *endptr) ||
|
|
Packit Service |
3880ab |
(vni >> 24) || vni == ULONG_MAX)
|
|
Packit Service |
3880ab |
invarg("invalid VNI\n", *argv);
|
|
Packit Service |
3880ab |
} else if (strcmp(*argv, "self") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_SELF;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "master") == 0) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_flags |= NTF_MASTER;
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "vlan") == 0) {
|
|
Packit Service |
3880ab |
if (vlan >= 0)
|
|
Packit Service |
3880ab |
duparg2("vlan", *argv);
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
vlan = atoi(*argv);
|
|
Packit Service |
3880ab |
} else if (matches(*argv, "dynamic") == 0) {
|
|
Packit Service |
3880ab |
filter_dynamic = 1;
|
|
Packit Service |
3880ab |
} else {
|
|
Packit Service |
3880ab |
if (strcmp(*argv, "to") == 0)
|
|
Packit Service |
3880ab |
NEXT_ARG();
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (matches(*argv, "help") == 0)
|
|
Packit Service |
3880ab |
usage();
|
|
Packit Service |
3880ab |
if (addr)
|
|
Packit Service |
3880ab |
duparg2("to", *argv);
|
|
Packit Service |
3880ab |
addr = *argv;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
argc--; argv++;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if ((d == NULL && br == NULL) || addr == NULL) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Device or master and address are required arguments.\n");
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (sscanf(addr, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
|
|
Packit Service |
3880ab |
abuf, abuf+1, abuf+2,
|
|
Packit Service |
3880ab |
abuf+3, abuf+4, abuf+5) != 6) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Invalid mac address %s\n", addr);
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
addattr_l(&req.n, sizeof(req), NDA_LLADDR, abuf, ETH_ALEN);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (vlan >= 0)
|
|
Packit Service |
3880ab |
addattr16(&req.n, sizeof(req), NDA_VLAN, vlan);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (vni != ~0)
|
|
Packit Service |
3880ab |
addattr32(&req.n, sizeof(req), NDA_VNI, vni);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (d) {
|
|
Packit Service |
3880ab |
req.ndm.ndm_ifindex = ll_name_to_index(d);
|
|
Packit Service |
3880ab |
if (!req.ndm.ndm_ifindex) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Cannot find device \"%s\"\n", d);
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (br) {
|
|
Packit Service |
3880ab |
br_ifindex = ll_name_to_index(br);
|
|
Packit Service |
3880ab |
if (!br_ifindex) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "Cannot find bridge device \"%s\"\n", br);
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
addattr32(&req.n, sizeof(req), NDA_MASTER, br_ifindex);
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (rtnl_talk(&rth, &req.n, &answer) < 0)
|
|
Packit Service |
3880ab |
return -2;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
/*
|
|
Packit Service |
3880ab |
* Initialize a json_writer and open an array object
|
|
Packit Service |
3880ab |
* if -json was specified.
|
|
Packit Service |
3880ab |
*/
|
|
Packit Service |
3880ab |
new_json_obj(json);
|
|
Packit Service |
3880ab |
if (print_fdb(answer, stdout) < 0) {
|
|
Packit Service |
3880ab |
fprintf(stderr, "An error :-)\n");
|
|
Packit Service |
3880ab |
return -1;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
delete_json_obj();
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
return 0;
|
|
Packit Service |
3880ab |
}
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
int do_fdb(int argc, char **argv)
|
|
Packit Service |
3880ab |
{
|
|
Packit Service |
3880ab |
ll_init_map(&rth);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
if (argc > 0) {
|
|
Packit Service |
3880ab |
if (matches(*argv, "add") == 0)
|
|
Packit Service |
3880ab |
return fdb_modify(RTM_NEWNEIGH, NLM_F_CREATE|NLM_F_EXCL, argc-1, argv+1);
|
|
Packit Service |
3880ab |
if (matches(*argv, "append") == 0)
|
|
Packit Service |
3880ab |
return fdb_modify(RTM_NEWNEIGH, NLM_F_CREATE|NLM_F_APPEND, argc-1, argv+1);
|
|
Packit Service |
3880ab |
if (matches(*argv, "replace") == 0)
|
|
Packit Service |
3880ab |
return fdb_modify(RTM_NEWNEIGH, NLM_F_CREATE|NLM_F_REPLACE, argc-1, argv+1);
|
|
Packit Service |
3880ab |
if (matches(*argv, "delete") == 0)
|
|
Packit Service |
3880ab |
return fdb_modify(RTM_DELNEIGH, 0, argc-1, argv+1);
|
|
Packit Service |
3880ab |
if (matches(*argv, "get") == 0)
|
|
Packit Service |
3880ab |
return fdb_get(argc-1, argv+1);
|
|
Packit Service |
3880ab |
if (matches(*argv, "show") == 0 ||
|
|
Packit Service |
3880ab |
matches(*argv, "lst") == 0 ||
|
|
Packit Service |
3880ab |
matches(*argv, "list") == 0)
|
|
Packit Service |
3880ab |
return fdb_show(argc-1, argv+1);
|
|
Packit Service |
3880ab |
if (matches(*argv, "help") == 0)
|
|
Packit Service |
3880ab |
usage();
|
|
Packit Service |
3880ab |
} else
|
|
Packit Service |
3880ab |
return fdb_show(0, NULL);
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
fprintf(stderr, "Command \"%s\" is unknown, try \"bridge fdb help\".\n", *argv);
|
|
Packit Service |
3880ab |
exit(-1);
|
|
Packit Service |
3880ab |
}
|