端口扫描器之java实现
import java.net.*;import java.io.*;import java.awt.*;import java.awt.event.*;import javax.swing.*;
public class TcpThread extends Thread{
//定义变量 public static InetAddress hostAddress;//主机IP地址 public static int MIN_port; //The minimal number of port public static int MAX_port; //The maximal number of port private int NUM_thread; //线程总数 public static int type; //查询方式，0为IP方式1为主机名查询方式
public static int ip1;//IP前三位 public static int ip2;//IP4~6位 public static int ip3;//IP7~9位 public static int ipstart;//起始IP地址最后四位 public static int ipend;//结束IP地址最后四位 public static String ipAll;//完整的IP地址
String nameHost = "";//扫描的主机名称或IP地址 String typeport = "0";//端口类别
/** * 构造函数 */ public TcpThread( String name, int numthread ){ super(name); this.NUM_thread = numthread; }
/** * run()运行函数 */ public void run( ) {
int h = 0;//IP address int i = 0;//port number
Socket theTcpSocket;
//根据IP地址进行扫描 if( 0 == type ){ //IP地址循环扫描 for( h = ipstart; h <= ipend; h++){ ipAll = "" + ip1 + "." + ip2 + "." + ip3 + "." + h; nameHost = ipAll;
try{ hostAddress = InetAddress.getByName( ipAll ); }catch( UnknownHostException e){}
//不同端口循环扫描 for( i = MIN_port; i < MAX_port + Integer.parseInt( ThreadScan.maxThread.getText() ); i += Integer.parseInt(ThreadScan.maxThread.getText() ) ){ try{ theTcpSocket = new Socket(hostAddress, i); theTcpSocket.close();
ThreadScan.Result.append( nameHost +":"+i);
switch( i ){//其实这儿可以不用switch，直接用个hash表记录就可以 case 21: typeport = "(FTP)"; break; case 23: typeport = "(TELNET)"; break; case 25: typeport = "SMTP"; break; case 80: typeport = "HTTP"; break; case 110: typeport = "POP"; break; case 139: typeport = "netBIOS"; break; case 1433: typeport = "SQL Server"; break; case 3389: typeport = "Terminal Service"; break; case 443: typeport = "HTTPS"; break; case 1521: typeport = "Oracle"; break; }
//端口没有特定类型 if( typeport.equals("0")){ ThreadScan.Result.append("\n"); }else{ ThreadScan.Result.append(":" + typeport + "\n"); } }catch( IOException e){} } } if( i == MAX_port + Integer.parseInt(ThreadScan.maxThread.getText())){ ThreadScan.Result.append("\n" + "扫描完成..."); //请"确定"按钮设置为可用 if( !ThreadScan.Submit.setEnable( true ) ); } }
//按主机名进行端口扫描 if( 1 == type ){ for( i = MIN_port + NUM_thread; i < MAX_port + Integer.parseInt(ThreadScan.maxThread.getText()); i += Integer.parseInt( ThreadScan.maxThread.getText( ) ) ) { try{ theTcpSocket = new Socket( hostAddress, i ); theTcpSocket.close(); ThreadScan.Result.append(" " + i); switch( i ){//其实这儿可以不用switch，直接用个hash表记录就可以 case 21: typeport = "(FTP)"; break; case 23: typeport = "(TELNET)"; break; case 25: typeport = "SMTP"; break; case 80: typeport = "HTTP"; break; case 110: typeport = "POP"; break; case 139: typeport = "netBIOS"; break; case 1433: typeport = "SQL Server"; break; case 3389: typeport = "Terminal Service"; break; case 443: typeport = "HTTPS"; break; case 1521: typeport = "Oracle"; break; } if( typeport.equals("0") ){ ThreadScan.Result.append("\n"); }else{ ThreadScan.Result.append(":" + typeport + "\n"); } }catch( IOException e){
} } if( i == MAX_port + Integer.parseInt(ThreadScan.maxThread.getText())){ ThreadScan.Result.append("\n" + "扫描完成..."); if( !ThreadScan.Submit.isEnable()){ ThreadScan.Submit.setEnabled( true ); } } }//End of if }}
import java.net.*;import java.io.*;import java.awt.*;import java.awt.event.*;import javax.swing.*;/** * 实现扫描的主体程序，TreadScan * @author Administrator * */
public class ThreadScan {
public static JFrame main = new JFrame("Scaner(V1.0)By Nevermore"); //注册框架类 public static JTextArea Result = new JTextArea("", 4, 40); //显示扫描结果 public static JScrollPane resultPane = new JScrollPane( Result, JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
public static JTextField nameHost = new JTextField("localhost", 8 );//输入主机名文本框 public static JTextField fromip1 = new JTextField("0", 3); //输入IP地址前三位的文本框 public static JTextField fromip2 = new JTextField("0", 3); //输入IP地址4~6位的文本框 public static JTextField fromip3 = new JTextField("0", 3); //输入IP地址7~9位的文本框 public static JTextField fromip4 = new JTextField("0", 3); //输入IP地址后三位的文本框
public static JTextField toip = new JTextField("0", 3); //输入目标IP地址后四位
public static JTextField minPort = new JTextField("0", 4); //最小端口输入框 public static JTextField maxPort = new JTextField("1000", 4); //最大端口输入框
public static JTextField maxThread = new JTextField("100", 3); //最大线程数 public static JDialog DLGError = new JDialog(main, "错误！"); //错误提示框 public static JLabel DLGINFO = new JLabel(""); public static JLabel type = new JLabel("请选择："); //扫描类型 public static JRadioButton radioIP = new JRadioButton("IP地址："); public static JRadioButton radioHost = new JRadioButton("主机名：", true); //单选按钮组 public static ButtonGroup group= new ButtonGroup(); public static JLabel p1 = new JLabel("端口范围："); public static JLabel p2 = new JLabel("~"); public static JLabel p3 = new JLabel("~"); public static JLabel Pdot1 = new JLabel("."); public static JLabel Pdot2 = new JLabel("."); public static JLabel Pdot3 = new JLabel("."); public static JLabel TNUM = new JLabel("线程数："); public static JLabel RST = new JLabel("扫描结果："); public static JLabel con = new JLabel(""); //定义按钮 public static JButton Ok = new JButton("确定"); public static JButton Submit = new JButton("开始扫描"); public static JButton Cancel = new JButton("退出"); public static JButton saveButton = new JButton("保存扫描结果"); //菜单栏设计：这一块好好学习学习 public static JMenuBar myBar = new JMenuBar(); public static JMenu myMenu = new JMenu("文件(F)"); public static JMenuItem saveItem = new JMenuItem("保存扫描结果(S)"); public static JMenuItem exitItem = new JMenuItem("退出(Q)"); public static JMenu myMenu2 = new JMenu("帮助"); public static JMenuItem helpItem = new JMenuItem("阅读");
/** * 主方法 */ public static void main( String[] argcs ){ main.setSize(500, 400); main.setLocation(400, 400); main.setResizable(false); main.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
DLGError.setSize(300, 100); DLGError.setLocation(400, 400); //添加"菜单栏" myMenu.add(saveItem); myMenu.add(exitItem);
myMenu2.add(helpItem);
myBar.add(myMenu);//将菜单条目添加到菜单 myBar.add(myMenu2);
main.setJMenuBar(myBar);//将菜单添加到框架 //设置热键 myMenu.setMnemonic(‘F‘); saveItem.setMnemonic(‘S‘); //为"另存为"组建设置快捷键CTRL + S saveItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S, InputEvent.CTRL_MASK)); //采用表格包模式布局 Container mPanel = main.getContentPane(); GridBagConstraints c = new GridBagConstraints(); c.insets = new Insets(10, 0, 0, 10);
c.gridx = 0;// 设置表格坐标 c.gridy = 0; c.gridwidth = 10; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(type, c);
group.add(radioIP); group.add(radioHost);
c.gridx = 0; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(radioIP, c);
c.gridx = 1; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.CENTER; mPanel.add(fromip1, c);
c.gridx = 2; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; mPanel.add(Pdot1, c);
c.gridx = 3; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(fromip2, c);
c.gridx = 4; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(Pdot2, c);
c.gridx = 5; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(fromip3, c);
c.gridy = 1; c.gridx = 6; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(Pdot3, c);
c.gridx = 7; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(fromip4, c);
c.gridx = 8; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(p2, c);
c.gridx = 9; c.gridy = 1; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(toip, c);
c.gridx = 0; c.gridy = 2; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(radioHost, c);
c.gridx = 1; c.gridy = 2; c.gridwidth = 3; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(nameHost, c);
c.gridx = 0; c.gridy = 3; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(p1, c);
c.gridx = 1; c.gridy = 3; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(minPort, c);
c.gridx = 2; c.gridy = 3; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(p3, c);
c.gridx = 3; c.gridy = 3; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(maxPort, c);
c.gridx = 0; c.gridy = 4; c.gridwidth = 1; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(TNUM, c);
c.gridx = 1; c.gridy = 4; c.gridwidth = 3; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(maxThread, c);
c.gridx = 0; c.gridy = 5; c.gridwidth = 3; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(Submit, c);
c.gridx = 3; c.gridy = 5; c.gridwidth = 3; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(saveButton, c);
c.gridx = 6; c.gridy = 5; c.gridwidth =4; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(Cancel, c);
c.gridx = 0; c.gridy = 6; c.gridwidth = 10; c.fill = GridBagConstraints.BOTH; c.anchor = GridBagConstraints.CENTER; mPanel.add(RST, c);
//设置文本域可以换行 Result.setLineWrap(true); //设置文本域不可编辑 Result.setEditable(false);
c.gridx = 0; c.gridy = 7; c.gridwidth = 10; c.gridheight = 4; c.fill = GridBagConstraints.VERTICAL; c.anchor = GridBagConstraints.CENTER; mPanel.add(resultPane, c);
Container dPanel = DLGError.getContentPane(); dPanel.setLayout(new FlowLayout(FlowLayout.CENTER)); dPanel.add(DLGINFO); dPanel.add(Ok);
Submit.addActionListener(new SubmitAction()); Cancel.addActionListener(new CancelAction()); Ok.addActionListener(new OkAction());
//实现保存功能 saveItem.addActionListener(new java.awt.event.ActionListener(){ public void actionPerformed(java.awt.event.ActionEvent e){ JFileChooser fc = new JFileChooser(); int returnVal = fc.showSaveDialog(null); //单击保存按钮 if( 0 == returnVal ){ File saveFile = fc.getSelectedFile(); try{ FileWriter writeOut = new FileWriter( saveFile ); writeOut.write(ThreadScan.Result.getText()); writeOut.close();
}catch( IOException ex ){ System.out.println("保存失败");} } } }); //实现退出功能 ActionListener li = new java.awt.event.ActionListener(){ public void actionPerformed(java.awt.event.ActionEvent e){ System.exit(0); } }; exitItem.addActionListener(li); //实现帮助功能
ActionListener lil = new java.awt.event.ActionListener(){ public void actionPerformed(java.awt.event.ActionEvent e){ new AboutDialog();// } }; helpItem.addActionListener(lil);
ActionListener lill = new java.awt.event.ActionListener(){ public void actionPerformed(java.awt.event.ActionEvent e){ JFileChooser fc = new JFileChooser(); int returnVal = fc.showSaveDialog(null); //单击保存按钮 if( 0 == returnVal ){ File saveFile = fc.getSelectedFile(); try{ FileWriter writeOut = new FileWriter(saveFile); writeOut.write(ThreadScan.Result.getText()); writeOut.close(); }catch(IOException ex ){ System.out.println("保存失败");} }else{ return;//单击取消 }
} }; saveButton.addActionListener(lill); main.setVisible(true); }}/** * * @author Nevermore * 实现取消功能 */class CancelAction implements ActionListener{ public void actionPerformed( ActionEvent e){ System.exit(0); }}/** * * @author Nevermore * 实现确定按钮 */class SubmitAction implements ActionListener{ public void actionPerformed( ActionEvent a){ int minPort; int maxPort; int maxThread;
int ip1 = 0; int ip2 = 0; int ip3 = 0; int ipstart = 0; int ipend = 0;
String ipaddress = ""; String nameHost = ""; ThreadScan.Result.setText(""); if( ThreadScan.Submit.isEnabled()){ ThreadScan.Submit.setEnabled(false); } /** * 判断扫描类型 * 根据IP地址扫描 type = 0 *根据主机名称扫描type = 1 */ if( ThreadScan.radioIP.isSelected()){ TcpThread.type = 0; //判断IP地址的前三位是否是int型 try{ ip1 = Integer.parseInt(ThreadScan.fromip1.getText()); }catch( NumberFormatException e ){ ThreadScan.DLGINFO.setText("错误的IP地址"); ThreadScan.DLGError.setVisible(true); return; } try{ ip2 = Integer.parseInt(ThreadScan.fromip2.getText()); }catch( NumberFormatException e ){ ThreadScan.DLGINFO.setText("错误的IP地址"); ThreadScan.DLGError.setVisible(true); return; } try{ ip3 = Integer.parseInt(ThreadScan.fromip3.getText()); }catch( NumberFormatException e ){ ThreadScan.DLGINFO.setText("错误的IP地址"); ThreadScan.DLGError.setVisible(true); return; } try{ ipstart = Integer.parseInt(ThreadScan.fromip4.getText()); }catch( NumberFormatException e ){ ThreadScan.DLGINFO.setText("错误的IP地址"); ThreadScan.DLGError.setVisible(true); return; } try{ ipend = Integer.parseInt(ThreadScan.toip.getText()); }catch( NumberFormatException e ){ ThreadScan.DLGINFO.setText("错误的IP地址"); ThreadScan.DLGError.setVisible(true); return; }
//判断是否是合理的IP地址 if(ip1 < 0 || ip1 > 255 || ip2 < 0 || ip2 > 255 || ip3 < 0 || ip3 > 255 || ipstart < 0 || ipstart > 255 ){ ThreadScan.DLGINFO.setText("IP地址为0~255的整数"); ThreadScan.DLGError.setVisible(true); return ; }else{ TcpThread.ip1 = ip1; TcpThread.ip2 = ip2; TcpThread.ip3 = ip3; TcpThread.ipstart = ipstart; } //判断目标IP地是否合理 if( ipend < 0 || ipend > 255 ){ ThreadScan.DLGINFO.setText("目标IP地址的范围是0~255"); ThreadScan.DLGError.setVisible(true); return; }else{ TcpThread.ipend = ipend; }
ipaddress = "" + ip1 + ip2 + ip3 + ipstart;
/** * 判断IP地址的有效性 */ try{ TcpThread.hostAddress = InetAddress.getByName(ipaddress); }catch( UnknownHostException e){ ThreadScan.DLGINFO.setText("错误的IP或IP地址不可到达！"); ThreadScan.DLGError.setVisible(true); return; }
if( ThreadScan.radioHost.isSelected()){ TcpThread.type = 1; /** * 判断主机名的有效性 */ try{ TcpThread.hostAddress = InetAddress.getByName(ThreadScan.nameHost.getText()); }catch( UnknownHostException e){ ThreadScan.DLGINFO.setText("错误的域名或地址不可到达！"); ThreadScan.DLGError.setVisible(true); return; } } /** * 判断端口号的有效性 */ try{ minPort = Integer.parseInt(ThreadScan.minPort.getText()); maxPort = Integer.parseInt(ThreadScan.maxPort.getText()); maxThread = Integer.parseInt(ThreadScan.maxThread.getText()); }catch( NumberFormatException e ){ ThreadScan.DLGINFO.setText("错误的端口号或端口号和线程数必须为整数"); ThreadScan.DLGError.setVisible(true); return; } /** * 判断最小端口号的有效范围 * 判断条件大于0小于65535最大端口号大于最小端口号 */ if( minPort < 0 || minPort > 65535 || minPort > maxPort ){ ThreadScan.DLGINFO.setText("端口号范围：0~65535,并且最大端口号应大于最小端口号！"); ThreadScan.DLGError.setVisible(true); return; }else{ TcpThread.MIN_port = minPort; } /** * 判断最大端口号的有效范围 */ if( maxPort < 0 || maxPort > 65535 || maxPort < minPort ){ ThreadScan.DLGINFO.setText("端口号范围：0~65535,并且最大端口号应大于最小端口号！"); ThreadScan.DLGError.setVisible(true); return; }else{ TcpThread.MAX_port = maxPort; } /** * 判断线程数的有效范围 * 判断条件 大于1且小于200 */ if( maxThread < 1 || maxThread > 200 ){ ThreadScan.DLGINFO.setText("线程数的有效范围是1~200"); ThreadScan.DLGError.setVisible(true); return; } ThreadScan.Result.append("线程数" + ThreadScan.maxThread.getText() + "\n");
/** * 启动线程 */ for( int i = 0; i < maxThread; i++ ){ new TcpThread("T" + i, i).start(); } } }}/** * * @author Administrator * 错误对话框 */class OkAction implements ActionListener{ public void actionPerformed( ActionEvent e){ ThreadScan.DLGError.dispose(); }}
import javax.swing.*;import java.awt.*;
public class AboutDialog extends JDialog{ JPanel JMainPane = new JPanel(); JTabbedPane jTabbedPane = new JTabbedPane();
private JPanel JPanel1 = new JPanel(); private JPanel JPanel2 = new JPanel();
private JTextArea jt1 = new JTextArea(6, 6); private JTextArea jt2 = new JTextArea(6, 6);
/** * 构造函数 */ public AboutDialog(){ setTitle("Scaner"); setSize(300,200); setResizable(false); setDefaultCloseOperation( WindowConstants.DISPOSE_ON_CLOSE);
Container c = this.getContentPane();
jt1.setSize(260,200); jt2.setSize(260,200); jt1.setEditable(false); jt2.setEditable(false); jt1.setLineWrap(true); jt2.setLineWrap(true);
jt1.setText(""); jt1.setFont(new Font("楷体_GB2312", java.awt.Font.BOLD, 13)); jt2.setText(""); jt2.setFont(new Font("楷体_GB2312", java.awt.Font.BOLD, 13));
jt1.setForeground(Color.black); jt2.setForeground(Color.black);
JPanel1.add(jt1); JPanel2.add(jt2);
jTabbedPane.setSize(300,200); jTabbedPane.addTab("扫描原理", null, JPanel1, null); jTabbedPane.addTab("使用说明", null, JPanel2, null); JMainPane.add(jTabbedPane); c.add(JMainPane); pack(); this.setVisible(true); }}
时间： 2024-08-24 19:21:55