Java编写的端口的扫描程序(web端口80和ftp端口21) (二)

2014-11-24 10:51:04 · 作者: · 浏览: 1

}
catch(IOException r){
r.printStackTrace();
}
e.printStackTrace();
}
finally{

try{
if(socket!=null)
socket.close();
}catch(IOException er){
System.out.println("关闭。。。");
//er.printStackTrace();

}
}

}





//产生ip地址

public void MakeIp(){

String ip1="";
String ip2="";
String ip="";
//String sql="";
//Socket socket=null;

for(int i=0;i<255;i++){

for(int j=0;j<255;j++){

ip1=String.valueOf(i);
ip2=String.valueOf(j);
ip="192.168."+ip1+"."+ip2;
//ip="192.168.21."+ip2;

SouwebIP(ip);
SouftpIP(ip);
//ping(ip);


}
}


//记录扫描的时间
long endtime=System.currentTimeMillis();

long totaltime=endtime-starttime;

System.out.println("total...."+totaltime+"ms");
}




public synchronized void run(){

MakeIp();

}

}

package spider;

import java.sql.*;
import java.net.*;
import java.io.*;

public class StartIP extends Thread
{

long starttime=System.currentTimeMillis();
private Connection conn=null;

private Statement stmt=null;

String ip="";
String sql="";
int [] port={80,21};
Socket socket=null;



public StartIP(){
//this.ip=ip;
conn=Conn.connection();

}

//存储web ip
public void Savewebip(String ip){

try{
//System.out.println(ip);
stmt=conn.createStatement();
sql="insert into spider2(ip,port) values('"+ip+"','"+port[0]+"')";
stmt.executeUpdate(sql);

}
catch(SQLException ew){
System.out.println(ew.toString());
}


}

//存储ftp ip
public void Saveftpip(String ip){

try{
//System.out.println(ip);
stmt=conn.createStatement();
sql="insert into spider1(ip,port) values('"+ip+"','"+port[1]+"')";
stmt.executeUpdate(sql);

}
catch(SQLException ew){
System.out.println(ew.toString());
}


}


//验证ip的80端口是否打开
public void SouwebIP(String ip){

try{
InetAddress inet=InetAddress.getByName(ip);
InetSocketAddress inetsocket=new InetSocketAddress(ip,port[0]);
socket=new Socket();
socket.connect(inetsocket,1000);
//
System.out.println(ip);
socket.close();
Savewebip(ip);
}
catch(IOException e){
System.out.println(ip+"...web没有打开。。。");
try{
socket.close();
}
catch(IOException r){
r.printStackTrace();
}
e.printStackTrace();
}
finally{

try{
if(socket!=null)
socket.close();
}catch(IOException er){
System.out.println("关闭。。。");
//er.printStackTrace();

}
}

}


//验证ip的21端口是否打开
public void SouftpIP(String ip){

try{
InetAddress inet=InetAddress.getByName(ip);
InetSocketAddress inetsocket=new InetSocketAddress(ip,port[1]);
socket=new Socket();
socket.connect(inetsocket,1000);
//
System.out.println(ip);
socket.close();
Saveftpip(ip);
}
catch(IOException e){
System.out.println(ip+"...ftp没有打开。。。");
try{
socket.close();
}
catch(IOException r){
r.printStackTrace();
}
e.printStackTrace();
}
finally{

try{
if(socket!=null)
socket.close();
}catch(IOException er){
System.out.println("关闭。。。");
//er.printStackTrace();

}
}

}



//产生ip地址

public void MakeIp(){

String ip1="";
String ip2="";
String ip="";
//String sql="";
//So