Draft: Fix for ethernet host under correct node

src/netlink.c

@@ -154,21 +154,43 @@ int hostmngr_update_neigh_brport(struct hostmngr_private *priv, char *brname)
 
 	for (i = 0; i < num; i++) {
 		struct neigh_entry *t;
+		char *ifname = NULL;
 
 		dbg("FDB[%d] : " MACFMT "  port = %hu\n", i,
 		    MAC2STR(fdbs[i].macaddr), fdbs[i].port);
 
 		t = neigh_lookup(&priv->neigh_q, fdbs[i].macaddr);
+		ifname = hostmngr_brport_to_ifname(priv, fdbs[i].port);
 		if (t) {
 			t->brport = fdbs[i].port;
-			char *ifname;
 
-			ifname = hostmngr_brport_to_ifname(priv, fdbs[i].port);
 			if (ifname) {
 				memset(t->ifname, 0, 16);
 				strncpy(t->ifname, ifname, 16);
 			}
 		}
+		else {
+			/* create a new neigh just learnt from br-fdb */
+			struct neigh_entry *new = NULL;
+			enum if_mediatype mtype;
+			if (ifname) {
+				if_getmediatype(ifname, &mtype);
+				if (mtype == IF_MEDIA_ETH) {
+					new = neigh_enqueue(&priv->neigh_q,
+							fdbs[i].macaddr,
+							NEIGH_STATE_REACHABLE,
+							ifname,
+							NEIGH_TYPE_ETH,
+							NULL,
+							NEIGH_AGEOUT_DEFAULT,
+							NULL);
+					if (new) {
+						new->brport = fdbs[i].port;
+						dbg("%s: Added new neighbor: " MACFMT " on port %hu\n", __func__, MAC2STR(fdbs[i].macaddr), fdbs[i].port);
+					}
+				}
+			}
+		}
 	}
 
 	return 0;