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#!/usr/bin/env python
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"""
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Copyright (c) 2006-2024 sqlmap developers (https://sqlmap.org/)
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See the file 'LICENSE' for copying permission
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"""
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import random
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from lib.core.compat import xrange
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from lib.core.enums import PRIORITY
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__priority__ = PRIORITY.NORMAL
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def dependencies():
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pass
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def randomIP():
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"""
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生成一个随机的IP地址
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"""
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octets = []
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# 生成一个随机的IP地址，排除10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16这三个私有IP地址段
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while not octets or octets[0] in (10, 172, 192):
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octets = random.sample(xrange(1, 255), 4)
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# 将生成的IP地址段连接成一个字符串
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return '.'.join(str(_) for _ in octets)
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def tamper(payload, **kwargs):
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"""
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Append a fake HTTP header 'X-Forwarded-For' (and alike)
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"""
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# 获取传入的headers参数，如果没有则创建一个空字典
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headers = kwargs.get("headers", {})
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# 生成一个随机的IP地址，并将其添加到headers中
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headers["X-Forwarded-For"] = randomIP()
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headers["X-Client-Ip"] = randomIP()
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headers["X-Real-Ip"] = randomIP()
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headers["CF-Connecting-IP"] = randomIP()
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headers["True-Client-IP"] = randomIP()
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# Reference: https://developer.chrome.com/multidevice/data-compression-for-isps#proxy-connection
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# 添加一个Via头，表示通过Chrome Compression Proxy代理
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headers["Via"] = "1.1 Chrome-Compression-Proxy"
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# Reference: https://wordpress.org/support/topic/blocked-country-gaining-access-via-cloudflare/#post-9812007
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# 添加一个CF-IPCountry头，表示通过Cloudflare代理，并随机选择一个国家
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headers["CF-IPCountry"] = random.sample(('GB', 'US', 'FR', 'AU', 'CA', 'NZ', 'BE', 'DK', 'FI', 'IE', 'AT', 'IT', 'LU', 'NL', 'NO', 'PT', 'SE', 'ES', 'CH'), 1)[0]
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# 返回添加了headers的payload
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return payload
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