Created
June 2, 2022 09:06
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IP 타임 로그로부터 차단 IP 설정 생성
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import sys | |
def create_iptime_block_rules(ip_range, title_prefix): | |
output = "Type=firewall # Do not modify\n" + \ | |
"Version=1.0.0 # Do not modify\n" + \ | |
"lang=utf-8 # Do not modify\n\n" | |
for index, ip in enumerate(ip_range): | |
output += "[{0} {1}]\n".format(title_prefix, 1 + index) | |
output += "enable = 1\n" | |
output += "schedule = 0000000 0000 0000\n" | |
output += "flag = 0\n" | |
output += "{\n" | |
output += "\tdirection = outin\n" | |
output += "\tsrc_type = ip\n" | |
output += "\tdest_ip_address = {0}.0-{0}.255\n".format(ip) | |
output += "\tprotocol = none\n" | |
output += "\tpolicy = drop\n" | |
output += "}\n" | |
return output | |
if __name__ == '__main__': | |
ips = set() | |
for ln in sys.stdin.readlines(): | |
line = ln.strip() | |
if line.find('잘못된 VPN 계정 또는 암호로 접속을 시도 하였습니다') > -1: | |
c = line.find(',') | |
p = line.rfind(')') | |
if c > -1 and p > -1: | |
ip = '.'.join(line[c + 2:p].split('.')[0:3]) | |
ips.add(ip) | |
if ips: | |
print(create_iptime_block_rules(ips, '차단')) |
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이렇게 차단해도 로그인 시도는 계속 이뤄집니다. 실패한 방법이지만 기록 삼아 남겨둡니다.