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#!/usr/bin/env python
'''
Copyright (C) 2020, WAFW00F Developers.
See the LICENSE file for copying permission.
NAME = 'SquidProxy IDS (SquidProxy)'
def is_waf(self):
# 定义用于检测是否存在特定 Web 应用防火墙（WAF）的方案列表。
schemes = [
# 检查响应头中的'Server'字段是否为'squid'或者'squid/版本号'（版本号由数字和点组成）。
self.matchHeader(('Server', r'squid(/[0-9\.]+)?')),
# 检查响应内容中是否包含'Access control configuration prevents your request'。
self.matchContent(r'Access control configuration prevents your request')
]
# 如果方案列表中的所有条件都为真，则认为检测到了 WAF。
if all(i for i in schemes):
return True
else:
return False
