// spawns a child connection
func (s *Server) spawnChild(data []byte, conn *net.UDPConn, remoteAddr *net.UDPAddr) {
conn2 := udp.Listen(":0")
s.handleMsg(data, conn2, remoteAddr)
go s.monitorChild(conn2)
}
func NewServer(listenAddr, rootDir string) *Server {
s := &Server{
clients: make(map[string]*Client),
root: rootDir,
}
s.pconn = udp.Listen(listenAddr)
return s
}