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這篇文章主要為大家展示了“Python3多線(xiàn)程版TCP端口掃描器的示例分析”,內(nèi)容簡(jiǎn)而易懂,條理清晰,希望能夠幫助大家解決疑惑,下面讓小編帶領(lǐng)大家一起研究并學(xué)習(xí)一下“Python3多線(xiàn)程版TCP端口掃描器的示例分析”這篇文章吧。

具體內(nèi)容如下
使用命令
python BannerDemo.py -H 192.168.200.101 -p 22,3306
代碼如下
import optparse
import socket
from socket import *
from threading import *
screenLock = Semaphore(value=1)
def connScan(tgtHost,tgtPort):
try:
connSkt = socket(AF_INET,SOCK_STREAM)
connSkt.connect((tgtHost,tgtPort))
connSkt.send('ViolentPython\r\n'.encode('utf-8'))
result = connSkt.recv(1024)
screenLock.acquire()
print("[+] %d/tcp open"%tgtPort)
print("[+]"+str(result))
except Exception as e:
screenLock.acquire()
print(e)
finally:
screenLock.release()
connSkt.close()
def portScan(tgtHost,tgtPorts):
try:
tgtIp = gethostbyname(tgtHost)
except:
print("[-] Cannot reslove '%s' : Unknown host" % tgtHost)
return
try:
tgtName = gethostbyaddr(tgtIp)
print("\n [+] Scan Result for: " + tgtName[0])
except:
print("\n [+] Scan Result for: " + tgtIp)
setdefaulttimeout(1)
for tgtPort in tgtPorts:
print("Scanning port "+ tgtPort)
t = Thread(target=connScan,args=(tgtHost,int(tgtPort)))
t.start()
def main():
parser = optparse.OptionParser("usage%prog -H -p ")
parser.add_option('-H',dest='tgtHost',type='string',help='specify target host')
parser.add_option('-p',dest='tgtPort',type='string',help='specify target port[s] separated by comma')
options,args = parser.parse_args()
tgtHost = options.tgtHost
tgtPorts = str(options.tgtPort).split(',')
if(tgtHost == None or tgtPorts[0] == None):
print("[-] You must specify a target host and port[s]")
exit(0)
portScan(tgtHost,tgtPorts)
if __name__ == '__main__':
main() 以上是“Python3多線(xiàn)程版TCP端口掃描器的示例分析”這篇文章的所有內(nèi)容,感謝各位的閱讀!相信大家都有了一定的了解,希望分享的內(nèi)容對(duì)大家有所幫助,如果還想學(xué)習(xí)更多知識(shí),歡迎關(guān)注創(chuàng)新互聯(lián)行業(yè)資訊頻道!