// Handle a message of the specified type
func (h *Handler) Handle(t message.Type, conn *message.Conn) error {
if h.ctx.IsServer() {
if t != message.Types["version"] && conn.Version == 0 {
// Client didn't send his version number
err := conn.Write(func(w io.Writer) error {
return builder.SendExit(w, message.ExitCodes["client_outdated"])
})
if err != nil {
return err
}
return conn.Close()
}
}
if val, ok := h.handlers[t]; ok {
err := val(h.ctx, conn)
if err != nil {
return err
}
} else {
return fmt.Errorf("Unknown message type: %d", t)
}
return nil
}
