Python Port Scan Alarm

#!/usr/bin/python#coding=utf8# #import  sys,os,nmapimport multiprocessingimport httplib, Smtplibfrom email. Mimetext import mimetextfrom email. Header import headerreload (SYS) sys.setdefaultencoding (' UTF8 ') #设置收件人邮箱改成你自己的mailto_list =[' [email  protected] ']mail_host= "smtp.163.com"    #设置服务器mail_user = "[email protected]"       #用户名mail_pass = "password"     #密码mail_postfix = "163.com"    #发件箱的后缀def   Send_mail (to_list,sub,content):         me= "Server port Exception Alarm" + "<" +mail_user + "@" +mail_postfix+ ">"         msg = mimetext (content,_ Subtype= ' plain ', _charset= ' utf_8 ')         msg[' Subject '] =  sub        msg[' from '] = me         msg[' to '] =  ";". Join (to_list) &NBSP;&NBSP;&NBSP;&NBsp;    try:           server.login (Mail_user,mail_pass)            server.sendmail (Me,  to_list, msg.as_string ())             Server.close ()            return True         except Exception, e:            print str (e)             Return falsedef hostcheck (IPADDR):        nm =  Nmap. Portscanner ()         call = nm.scan (ipaddr,  ' 22-65535 ')  # scan host 127.0.0.1, ports from 22 to 443         Nm.command_line ()  # get command line used for the scan :  nmap -ox - -p 22-443 127.0.0.1         Nm.scaninfo ()  # get nmap scan informations {' TCP ':  {' services ':  ' 22-443 ',  ' method ':  ' Connect '}}        nm.all_hosts ()  #  get all hosts that were scanned         For host in nm.all_hosts ():                 for proto in nm[host].all_protocols ():                          pass                 lport = nm[host][protO].keys ()                  Lport.sort ()                  for port in lport:                         if port in white_port:                                  print line                          else:                                  line =  "HOST:&Nbsp; %s\ttcp/udp: %s\tport : %s\t   Abnormal Port " %  (host, proto,  Port)                                  f =file ('/tmp/ Problem_info.txt ', ' a ')                                   F.write ("\ r \ n")                                  f.write ( Line)                                  f.close ()  if  __name__ ==  "__maiN__ ":         input_ip = os.path.join (OS.GETCWD ()," IP.txt ")         input_ip_lines = sum (1 for line in  open (INPUT_IP))         open_input_ip = open (INPUT_IP)         if INPUT_IP_LINES > 30:                 process_number = 30         else:                  process_number = INPUT_IP_LINES          #设置白名单端口          white_port=[ 22,80,3306]        pool = multiprocessing. Pool (Processes=process_number)    &nbsP;    for ip in open_input_ip.readlines ():                 ip = ip.strip (' \ n ')                  pool.apply_async (HostCheck , (IP,))         pool.close ()          pool.join ()          #判断Problem_info文件是否存在          if os.path.exists ("/tmp/problem_info.txt"):                 infor=os.popen ("Cat /tmp/problem_info.txt"). Read ()                  #发送邮件报警                 send_mail ( Mailto_list, "admin", infor)                 os.system ("rm  -rf /tmp/problem_info.txt ")

Note: If the code is placed in the/root/directory, you need to create a IP.txt file in the/root/directory, and write the IP you need to scan.

This article is from the "Static Like Night Wind" blog, please make sure to keep this source http://siliotto.blog.51cto.com/8887165/1618757

Python Port Scan Alarm