feat(python): 完成 Python 全量迁移——剩余平台、登录通道与公共层修复
- 新增 5sing/apple/xm/me/qt/lr 平台包与取流实现(含 xm-sign、MissEvan 签名、蜻蜓 HMAC、Apple developer token) - 新增 wy/kg/tx/lr 登录:扫码、手机号、账密(kg 20028 风控指纹)、cookie 绑定、kg/tx 续期 - request 层:保留多值 Set-Cookie;JSON body 紧凑化(修复 kg 网关验签);直连不经系统代理(对齐 Node) - 登录路由统一 Body(embed=True),修复扫码轮询 422;lifespan 接入登录续期调度 - ruff/format/pyright 全绿;14 平台真实联网与 HTTP 路由验证通过
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"""QQ音乐(tx)工具集 —— 签名通道与 zzc 签名。
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源: sdk/tx/utils/index.ts + sdk/tx/utils/crypto.ts
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"""
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from __future__ import annotations
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from typing import Any
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from app.sdk.common.request import http_fetch
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from app.sdk.platforms.tx.utils.crypto import zzc_sign
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MUSICU_URL = "https://u.y.qq.com/cgi-bin/musicu.fcg"
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# 原 TS 用两条不同 UA:musics.fcg 走客户端 UA,musicu.fcg 走旧 IE UA
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UA_CLIENT = "QQMusic 14090508(android 12)"
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UA_MUSICU = "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)"
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async def sign_request(data: dict[str, Any]) -> Any:
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"""musics.fcg 签名通道:sign 由 zzc_sign(JSON 串) 生成。
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签名与实际发送的 body 必须是同一个字符串:http_fetch 对 dict 会自行
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json.dumps(默认分隔符带空格),与这里的紧凑序列化不一致会导致服务端验签失败并回
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code 2000。因此统一序列化一次,并把该字符串原样作为 body 发送(str 走原样发送分支)。
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"""
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text = _to_json(data)
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sign = zzc_sign(text)
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return await http_fetch(
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f"https://u.y.qq.com/cgi-bin/musics.fcg?sign={sign}",
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method="post",
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headers={"User-Agent": UA_CLIENT},
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body=text,
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)
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async def create_musicu_fetch(data: dict[str, Any], retry_num: int = 0) -> dict[str, Any]:
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"""musicu.fcg 通用请求,失败重试 3 次(文案与原文一致:try max num)。
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注意:comm 固定 uin=0,即便已登录也走匿名通道 —— 与原文一致(登录态只影响取流)。
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"""
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if retry_num > 2:
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raise RuntimeError("try max num")
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try:
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resp = await http_fetch(
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MUSICU_URL,
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method="post",
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headers={"User-Agent": UA_MUSICU},
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body={"comm": {"uin": 0, "format": "json", "ct": 20, "cv": 1859}, **data},
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)
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except (RuntimeError, OSError, TimeoutError):
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return await create_musicu_fetch(data, retry_num + 1)
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body = resp.body if isinstance(resp.body, dict) else {}
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if resp.status_code != 200 or body.get("code") != 0:
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return await create_musicu_fetch(data, retry_num + 1)
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return body
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def _to_json(data: Any) -> str:
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import json
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return json.dumps(data, ensure_ascii=False, separators=(",", ":"))
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