Beispiel #1
0
  public void handlePacket(Packet p1, IoSession session) throws Exception {

    Player player = (Player) session.getAttachment();
    final String ip =
        ((InetSocketAddress) session.getRemoteAddress())
            .getAddress()
            .toString()
            .replaceAll("/", "");

    byte loginCode;
    try {

      byte[] data = RSA.decrypt(p1.getData());
      Packet p = new Packet(session, data);

      boolean reconnecting = (p.readByte() == 1);

      int clientVersion = p.readInt();

      if (Config.SERVER_VERSION != clientVersion) {
        Logger.println(
            "ip: " + ip + " | clientversion: " + clientVersion + " : " + Config.SERVER_VERSION);
      }

      int[] sessionKeys = new int[4];
      for (int key = 0; key < sessionKeys.length; key++) {
        sessionKeys[key] = p.readInt();
      }
      String username = "";
      String password = "";

      username = p.readString(20).trim();
      password = p.readString(20).trim();

      if (world.countPlayers() >= Config.MAX_PLAYERS) {
        loginCode = 10;
      } else if (clientVersion < Config.SERVER_VERSION) {
        loginCode = 4;
      } else if (!player.setSessionKeys(sessionKeys)) {
        loginCode = 5;
      } else {
        player.load(username, password, 0, reconnecting);
        if (clientVersion < 39) {
          player.clientWarn(true);
        }
        return;
      }
    } catch (Exception e) {
      System.err.println("Login exception with: " + ip);
      e.printStackTrace();
      loginCode = 4;
    }

    RSCPacketBuilder pb = new RSCPacketBuilder();
    pb.setBare(true);
    pb.addByte((byte) loginCode);
    session.write(pb.toPacket());
    player.destroy(true);
  }