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琚帶绔?- 淇 MTU 闂锛氬す MSS + 璺緞 MTU 鎺㈡祴锛堝叕缃戝彲鐢ㄧ巼 48% -> 100%锛?- 澶嶇敤 HTTP 杩炴帴锛堝厤鎺夋瘡娆℃柊寤?TLS 鐨?30% 鎻℃墜澶辫触锛?- 姣忓垎閽熷洖澶存壘灞€鍩熺綉锛岃嚜鍔ㄥ垏鍥炲揩 400 鍊嶇殑璺緞 - 鐢婚潰蹇冭烦甯э細闈欐鏃剁渷娴侀噺锛屽鎴风浠嶇煡閬撴祦鏄椿鐨?- 閿佸睆鏃剁粰鍑哄彲鎿嶄綔鐨勬彁绀? 鎵嬭〃绔?- 鍐呯疆 GTS Root R4 / GlobalSign Root CA锛屼慨 SSLHandshakeException - 杩炴帴閿欒缈昏瘧鎴愪汉璇濓紙璇佷功/鏃堕棿/瑙ｆ瀽/瓒呮椂鍒嗗埆鎻愮ず锛?- 缁忎腑杞繛涓婂悗鐢ㄦ湇鍔″櫒鎶ョ殑鍦板潃鍒锋柊宸查厤瀵硅褰?- 鏂板灞€鍩熺綉杩炴帴椤甸潰銆佹湇鍔″櫒寤惰繜妫€娴? 鏈嶅姟鍣ㄧ - 鏀寔 chunked 璇锋眰浣擄紙淇瘡 16 绉掍竴娆＄殑杩炴帴閿欎贡涓庡ぇ闈㈢Н 502锛?- 缃戠粶璋冧紭鑴氭湰 net-tune.sh锛堝紑鏈鸿嚜鍔ㄥ簲鐢級 - 绠＄悊椤碉細鎵归噺鍒犻櫎銆佺綉缁滀綋妫€銆佷笅杞藉尯 - 闅ч亾鏀?HTTP/2 + 鍙岃繛鎺? 鏂囨。 - 璁稿彲鍗忚 / 瀹夎鍓嶅繀璇?/ 瀹夎鍚庨』鐭ワ紙浣滆€咃細灏忛害瀛愶級
73 lines
2.5 KiB
Python
73 lines
2.5 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""测 Cloudflare 放行哪些 User-Agent。
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背景：固定域名上线后，/v1/health 用 PowerShell 访问是 200，
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但 Python urllib（默认 UA = Python-urllib/3.11）拿到 403 + error code 1010。
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1010 = Cloudflare 的 Browser Integrity Check 判定为可疑客户端。
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被控端（Python）和手表（Java）都会因此连不上 —— 必须换一个能过的 UA。
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"""
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import urllib.error
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import urllib.request
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URL = "https://relay.xxmxxs.top/v1/health"
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AGENTS = [
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("Python 默认（现在用的）", None),
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("LanRemote/1.4.0", "LanRemote/1.4.0"),
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("curl/8.0", "curl/8.0.1"),
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("Mozilla/5.0 (Windows NT 10.0; Win64; x64)",
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"Mozilla/5.0 (Windows NT 10.0; Win64; x64)"),
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("完整 Chrome UA",
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"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 "
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"(KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36"),
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("Cloudflared", "cloudflared/2026.9.3"),
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("空 UA", ""),
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]
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def probe(name, agent):
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headers = {}
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if agent is not None:
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headers["User-Agent"] = agent
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request = urllib.request.Request(URL, headers=headers)
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try:
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with urllib.request.urlopen(request, timeout=20) as resp:
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body = resp.read(200).decode("utf-8", "replace")
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return resp.status, body
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except urllib.error.HTTPError as exc:
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return exc.code, exc.read(200).decode("utf-8", "replace")
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except Exception as exc: # noqa: BLE001
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return 0, str(exc)
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def main() -> int:
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print(f" {URL}")
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print()
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print(f" {'User-Agent':<40}{'HTTP':>6} 响应")
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print(" " + "-" * 76)
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good = []
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for name, agent in AGENTS:
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status, body = probe(name, agent)
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head = body.strip().replace("\n", " ")[:34]
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mark = "✓" if status == 200 else "✗"
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print(f" {mark} {name:<38}{status:>6} {head}")
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if status == 200:
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good.append(name)
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print()
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if good:
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print(f" 能过的：{', '.join(good)}")
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print()
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print(" 修法：被控端和手表发请求时带上其中一个 UA。")
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print(" 用自家标识（LanRemote/1.4.0）比伪装浏览器更合适 ——")
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print(" 但如果 Cloudflare 只放行浏览器 UA，那就只能用它。")
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else:
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print(" 全都过不去 —— 需要在 Cloudflare 面板上关掉 Browser Integrity Check")
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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