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firewall_mac_while.py
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executable file
·184 lines (153 loc) · 6.12 KB
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#!/usr/bin/python
#coding=utf-8
import cx_Oracle
import sys
import urllib
import os
import csv
import random
import time
import hashlib
var = 1
while var == 1:
#connect db select infomation section
#注意这里要设置默认的拒绝策略和白名单：
#iptables -A INPUT --source 196.128.1.0/24 --dport 80 -j REJECT
#iptables -I INPUT --source-mac --dport 80 -j REJECT
#############################配置白名单列表#################################
curs = orcl.cursor()
printHeader = True
sql = "select * from tab where tname='EXAM_KTXX_WHITE'"
curs.execute(sql)
for row_data in curs:
outputFile = open('mac_white_new.table','wb') # 'wb'
output = csv.writer(outputFile)
sql = "select mac from exam_ktxx_white "
curs2 = orcl.cursor()
curs2.execute(sql)
for row_data in curs2: # add table rows
output.writerow(row_data)
outputFile.close()
os.popen('dos2unix mac_white_new.table 2&> /dev/null')
#if file
def getHash(f): #定义函数md5
line=f.readline()
hash=hashlib.md5()
while(line):
hash.update(line)
line=f.readline()
return hash.hexdigest()
if os.access("mac_white_old.table", os.F_OK): #判断文件是否存在
f1=open("mac_white_new.table","rb")
f2=open("mac_white_old.table","rb")
str1=getHash(f1)
str2=getHash(f2)
if str1 == str2: #判断文件是否相同
print "white is same file" #相同不执行任何操作，不需要添加和删除规则
else: #如果不相同读取old文件内容执行delete，然后读取new重新添加规则
file = open("mac_white_old.table")
while 1:
lines = file.readlines(200)
if not lines:
break
for line in lines:
mac = line
strmac = str(mac)
os.popen('iptables -D INPUT -p tcp --dport 80 -m mac -j ACCEPT --mac-source %s'% (strmac))
os.popen('service iptables save')
#删除规则
#添加规则
file = open("mac_white_new.table")
while 1:
lines = file.readlines(200)
if not lines:
break
for line in lines:
mac = line
strmac = str(mac)
os.popen('iptables -I INPUT -p tcp --dport 80 -m mac -j ACCEPT --mac-source %s'% (strmac))
os.popen('service iptables save')
os.popen('cp mac_white_new.table mac_white_old.table')
else: #如果没有old文件，这是对于新创建的时候执行的。
#set iptables rules section
file = open("mac_white_new.table")
while 1:
lines = file.readlines(200)
if not lines:
break
for line in lines:
mac = line
strmac = str(mac)
os.popen('iptables -I INPUT -p tcp --dport 80 -m mac -j ACCEPT --mac-source %s'% (strmac))
os.popen('service iptables save')
os.popen('cp mac_white_new.table mac_white_old.table')
##############配置维考台机信任列表##########################################
curs = orcl.cursor()
printHeader = True
sql = "select * from tab where tname='EXAM_KTXX'"
curs.execute(sql)
for row_data in curs:
outputFile = open('mac_list_new.table','wb') # 'wb'
output = csv.writer(outputFile)
sql = "select mac from exam_ktxx "
curs2 = orcl.cursor()
curs2.execute(sql)
for row_data in curs2: # add table rows
output.writerow(row_data)
outputFile.close()
os.popen('dos2unix mac_list_new.table 2&> /dev/null')
#if file
def getHash(f): #定义函数md5
line=f.readline()
hash=hashlib.md5()
while(line):
hash.update(line)
line=f.readline()
return hash.hexdigest()
if os.access("mac_list_old.table", os.F_OK): #判断文件是否存在
f1=open("mac_list_new.table","rb")
f2=open("mac_list_old.table","rb")
str1=getHash(f1)
str2=getHash(f2)
if str1 == str2: #判断文件是否相同
print "ktj is same file" #相同不执行任何操作，不需要添加和删除规则
else: #如果不相同读取old文件内容执行delete，然后读取new重新添加规则
file = open("mac_list_old.table")
while 1:
lines = file.readlines(200)
if not lines:
break
for line in lines:
mac = line
strmac = str(mac)
os.popen('iptables -D INPUT -p tcp --dport 80 -m mac -j ACCEPT --mac-source %s'% (strmac))
os.popen('service iptables save')
#删除规则
#添加规则
file = open("mac_list_new.table")
while 1:
lines = file.readlines(200)
if not lines:
break
for line in lines:
mac = line
strmac = str(mac)
os.popen('iptables -I INPUT -p tcp --dport 80 -m mac -j ACCEPT --mac-source %s'% (strmac))
os.popen('service iptables save')
os.popen('cp mac_list_new.table mac_list_old.table')
else: #如果没有old文件，这是对于新创建的时候执行的。
#set iptables rules section
file = open("mac_list_new.table")
while 1:
lines = file.readlines(200)
if not lines:
break
for line in lines:
mac = line
strmac = str(mac)
os.popen('iptables -I INPUT -p tcp --dport 80 -m mac -j ACCEPT --mac-source %s'% (strmac))
os.popen('service iptables save')
os.popen('cp mac_list_new.table mac_list_old.table')
time.sleep(20)