Python Scan LAN Port

"""

Project name: Port probing scan

White

Version: 1.0

Note: For example MySQL 3306 here, port to 80 can also

"""

#引入线程和socket的模块

import  threadingimport  socketrouters=[]  #用于保存探测结果lock  = threading. Lock ()   #构造一把锁def   main ():     LOCAL_IP = SOCKET.GETHOSTBYNAME_EX ( Socket.gethostname ())     all_threads=[]    for ip in  Local_ip[2]:              for i  in range (1,255):                     array = ip.split (".")   #把IP以点号做分割                      array[3]= str (i)                      new_ip = '. Join (Array)    #在把列表的内容转换成IP                     t = threading. Thread (target=check_ip,args= (NEW_IP,))   #构造线程池                      t.start ()   #开启线程                      all_threads.append (t )               for t in  all_threads:                     t.join ()   #保持队列def  check_ip (NEW_IP):    s =  Socket.socket (Socket.af_inet,socket. SOCK_STREAM)   #创建套接字     s.settimeout (1)     port = 3306     RESULT = S.CONNECT_EX ((new_ip,port))     if result  ==0:         lock.acquire ()  #  get lock           print (New_ip.ljust (), ' Port %s is open '  %port)           lock.release ()  #  lock release print (' Search for router,please  wait ... ') if __name__ ==  ' __main__ ':     main ()

Python Scan LAN Port