python端口扫描报警
服务器安全问题,对于我们运维人员来说都是不可忽视的,虽然我们没有安全工程师那么牛掰,但是我们也要尽量的避免被黑,即使我们被黑了,上面跑了别的应用,我们要立刻马上收到报警信息,尽量减少损失。好了说重点,今天我写了python端口扫描的脚本,如果开启了异常的端口,管理员会立马收到邮件信息,看代码!
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#!/usr/bin/python #coding=utf8 #Author zhaodong #www.tshare365.com import sys,os,nmap
import multiprocessing
import httplib,smtplib
from email.MIMEText import MIMEText
from email.Header import Header
reload (sys)
sys.setdefaultencoding( 'utf8' )
#设置收件人邮箱改成你自己的 mailto_list = [ 'zhaodong@tshare365.tv' ]
mail_host = "smtp.163.com" #设置服务器
mail_user = "tshare365@163.com" #用户名
mail_pass = "www.tshare365.com" #密码
mail_postfix = "163.com" #发件箱的后缀
def send_mail(to_list,sub,content):
me = "服务器端口异常报警" + "<" + mail_user + "@" + mail_postfix + ">"
msg = MIMEText(content,_subtype = 'plain' ,_charset = 'utf_8' )
msg[ 'Subject' ] = sub
msg[ 'From' ] = me
msg[ 'To' ] = ";" .join(to_list)
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 False
def 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: %s\tTCP/UDP: %s\tPORT : %s\t 异常端口" % (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)
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, "zhaodong" ,infor)
os.system( "rm -rf /tmp/Problem_info.txt" )
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注释: 如果代码是放在/root/目录下 ,需要在/root/ 目录下建立一个IP.txt 的文件,在里面写上你需要扫描的IP。