Python3 小工具-TCP半连接扫描

from scapy.all import *
import optparse
import threading

def scan(ip,port): pkt=IP(dst=ip)/TCP(dport=int(port)) res=sr1(pkt,timeout=0.1,verbose=0) try: if int(res[TCP].flags)==18: print(port,' is open') except: pass def main(): parser=optparse.OptionParser('%prog '+"xxx") parser.add_option('-t',dest='target',type='string',help='Target') parser.add_option('-p',dest='port',type='string',help='Port(eg:22,80 1-500)') (options,args)=parser.parse_args() target=options.target if(',' in options.port): ports=str(options.port).split(',') if ((target==None) or (ports[0]==None)): print('Please input target(-t) and port(-p)!') exit(0) for port in ports: t=threading.Thread(target=scan,args=(target,port)) t.start() elif('-' in options.port): ports=str(options.port).split('-') for port in range(int(ports[0]),int(ports[1])): t=threading.Thread(target=scan,args=(target,port)) t.start() if __name__=='__main__': main()

使用说明

程序开始

github:https://github.com/zmqq/pytools/tree/master/tcpscan