@@ -9,6 +9,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
+#include <netdb.h>
#include <time.h>
#include <fcntl.h>
#include <sys/socket.h>
@@ -30,7 +31,8 @@ int filter_index;
static void usage(void)
{
fprintf(stderr, "Usage: bridge fdb { add | del } ADDR dev DEV {self|master} [ temp ]\n"
- " [ dst IPADDR] [ vlan VID ]\n");
+ " [ dst IPADDR] [ vlan VID ]\n"
+ " [ port PORT] [ vni VNI ] [via DEV]\n");
fprintf(stderr, " bridge fdb {show} [ dev DEV ]\n");
exit(-1);
}
@@ -113,6 +115,23 @@ int print_fdb(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
fprintf(fp, "vlan %hu ", vid);
}
+ if (tb[NDA_PORT])
+ fprintf(fp, "port %d ", ntohs(rta_getattr_u16(tb[NDA_PORT])));
+ if (tb[NDA_VNI])
+ fprintf(fp, "vni %d ", rta_getattr_u32(tb[NDA_VNI]));
+ if (tb[NDA_IFINDEX]) {
+ unsigned int ifindex = rta_getattr_u32(tb[NDA_IFINDEX]);
+
+ if (ifindex) {
+ char ifname[IF_NAMESIZE];
+
+ if (if_indextoname(ifindex, ifname))
+ fprintf(fp, "via %s ", ifname);
+ else
+ fprintf(fp, "via ifindex %u ", ifindex);
+ }
+ }
+
if (show_stats && tb[NDA_CACHEINFO]) {
struct nda_cacheinfo *ci = RTA_DATA(tb[NDA_CACHEINFO]);
int hz = get_user_hz();
@@ -177,6 +196,10 @@ static int fdb_modify(int cmd, int flags, int argc, char **argv)
char abuf[ETH_ALEN];
int dst_ok = 0;
inet_prefix dst;
+ unsigned long port = 0;
+ unsigned long vni = ~0;
+ unsigned int via = 0;
+ char *endptr;
short vid = -1;
memset(&req, 0, sizeof(req));
@@ -197,6 +220,30 @@ static int fdb_modify(int cmd, int flags, int argc, char **argv)
duparg2("dst", *argv);
get_addr(&dst, *argv, preferred_family);
dst_ok = 1;
+ } else if (strcmp(*argv, "port") == 0) {
+
+ NEXT_ARG();
+ port = strtoul(*argv, &endptr, 0);
+ if (endptr && *endptr) {
+ struct servent *pse;
+
+ pse = getservbyname(*argv, "udp");
+ if (!pse)
+ invarg("invalid port\n", *argv);
+ port = ntohs(pse->s_port);
+ } else if (port > 0xffff)
+ invarg("invalid port\n", *argv);
+ } else if (strcmp(*argv, "vni") == 0) {
+ NEXT_ARG();
+ vni = strtoul(*argv, &endptr, 0);
+ if ((endptr && *endptr) ||
+ (vni >> 24) || vni == ULONG_MAX)
+ invarg("invalid VNI\n", *argv);
+ } else if (strcmp(*argv, "via") == 0) {
+ NEXT_ARG();
+ via = if_nametoindex(*argv);
+ if (via == 0)
+ invarg("invalid device\n", *argv);
} else if (strcmp(*argv, "self") == 0) {
req.ndm.ndm_flags |= NTF_SELF;
} else if (matches(*argv, "master") == 0) {
@@ -251,6 +298,17 @@ static int fdb_modify(int cmd, int flags, int argc, char **argv)
if (vid >= 0)
addattr16(&req.n, sizeof(req), NDA_VLAN, vid);
+ if (port) {
+ unsigned short dport;
+
+ dport = htons((unsigned short)port);
+ addattr16(&req.n, sizeof(req), NDA_PORT, dport);
+ }
+ if (vni != ~0)
+ addattr32(&req.n, sizeof(req), NDA_VNI, vni);
+ if (via)
+ addattr32(&req.n, sizeof(req), NDA_IFINDEX, via);
+
req.ndm.ndm_ifindex = ll_name_to_index(d);
if (req.ndm.ndm_ifindex == 0) {
fprintf(stderr, "Cannot find device \"%s\"\n", d);
@@ -270,6 +328,8 @@ int do_fdb(int argc, char **argv)
if (argc > 0) {
if (matches(*argv, "add") == 0)
return fdb_modify(RTM_NEWNEIGH, NLM_F_CREATE|NLM_F_EXCL, argc-1, argv+1);
+ if (matches(*argv, "append") == 0)
+ return fdb_modify(RTM_NEWNEIGH, NLM_F_CREATE|NLM_F_APPEND, argc-1, argv+1);
if (matches(*argv, "delete") == 0)
return fdb_modify(RTM_DELNEIGH, 0, argc-1, argv+1);
if (matches(*argv, "show") == 0 ||
@@ -21,6 +21,9 @@ enum {
NDA_CACHEINFO,
NDA_PROBES,
NDA_VLAN,
+ NDA_PORT,
+ NDA_VNI,
+ NDA_IFINDEX,
__NDA_MAX
};
iproute2 patch to generalize VXLAN forwarding tables This is the iproute2 support allowing an administrator to specify alternate ports, vnis and outgoing interfaces for VXLAN device forwarding tables. Changes since v3: changed NDA_PORT to be 16-bit network byte order to match changed byte-order/size in the VXLAN driver. Signed-Off-By: David L Stevens <dlstevens@us.ibm.com> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html