check versions

packet-queue.go

@@ -52,12 +52,21 @@ func (p *PacketQueue) HandleConnection(connection net.Conn) error {
 			log.Printf("Error receiving packet: %v\n", err)
 			return err
 		}
+		if packet.Version != CurrentPacketVersion {
+			log.Printf("Error receiving packet: %v\n", err)
+			continue
+		}
+		if packet.DataLength == 0 {
+			go p.HandleData(packet.MessageType, []byte{})
+			continue
+		}
 		data, err := GetPacketData(connection, packet.DataLength)
 		if err != nil {
 			log.Printf("Error receiving packet data: %v\n", err)
-			return err
+			//return err
+		} else {
+			go p.HandleData(packet.MessageType, data)
 		}
-		go p.HandleData(packet.MessageType, data)
 	}
 }