实现虎牙密码登录
This commit is contained in:
yml2213
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"""虎牙密码登录流程。"""
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from __future__ import annotations
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import datetime as dt
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import hashlib
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import json
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import random
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import time
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import uuid
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from collections.abc import Mapping
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from dataclasses import dataclass
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from http.cookies import SimpleCookie
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from urllib.parse import quote, urlsplit, urlunsplit
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import requests
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from loguru import logger
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APP_ID = "5002"
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APP_VERSION = "2.6"
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APP_SIGN = "1ce3bf682483d03f146f58232ec10635"
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LCID = "2052"
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PASSWORD_LOGIN_URI = "30001"
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DF_TOKEN_URL = "https://df.huya.com/web/df/token"
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DF_COLLECT_URL = "https://df.huya.com/web/df/collect"
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PASSWORD_LOGIN_URL = "https://udblgn.huya.com/web/v2/passwordLogin"
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HUYA_PAGE_URL = "https://www.huya.com/g"
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HUYA_PAGE = "https%3A%2F%2Fwww.huya.com%2Fg"
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DEFAULT_UA = (
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"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) "
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"AppleWebKit/537.36 (KHTML, like Gecko) "
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"Chrome/150.0.0.0 Safari/537.36"
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)
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class HuyaLoginError(RuntimeError):
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"""虎牙登录失败。"""
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class HuyaCredentialError(HuyaLoginError):
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"""账号或密码错误，不应继续重试。"""
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@dataclass
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class HuyaLoginResult:
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"""虎牙登录结果。"""
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success: bool
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cookie: str = ""
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message: str = ""
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code: int | str = ""
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raw: dict | None = None
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sdid: str = ""
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context: str = ""
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request_id: str = ""
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def password_sha1(password: str) -> str:
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"""虎牙 passwordLogin 使用的密码摘要。"""
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return hashlib.sha1(password.encode("utf-8")).hexdigest()
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def cookie_string(cookies: requests.cookies.RequestsCookieJar | Mapping[str, str]) -> str:
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"""把 CookieJar/dict 转成浏览器 Cookie 字符串。"""
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items = cookies.items() if isinstance(cookies, Mapping) else cookies.items()
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return "; ".join(f"{key}={value}" for key, value in items if value is not None)
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def cookie_mapping(cookie: Mapping[str, str] | str | None) -> dict[str, str]:
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"""兼容 dict 和 Cookie 字符串。"""
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if not cookie:
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return {}
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if isinstance(cookie, str):
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parsed = SimpleCookie()
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parsed.load(cookie)
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return {key: morsel.value for key, morsel in parsed.items()}
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return {str(key): str(value) for key, value in cookie.items()}
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def generate_context(device_id: str | None = None, mid: str | None = None) -> str:
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"""生成抓包同款虎牙 web 登录 context。"""
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device_id = device_id or uuid.uuid4().hex
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mid = mid or uuid.uuid4().hex.upper()
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return f"WB-{device_id}-{mid}-"
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def generate_request_id() -> str:
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"""生成 requestId，形态参考旧实现的日内毫秒数。"""
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now = dt.datetime.now(dt.timezone.utc)
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midnight = now.replace(hour=0, minute=0, second=0, microsecond=0)
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return str(int((now - midnight).total_seconds() * 1000))
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def encode_behavior(page: str = HUYA_PAGE_URL) -> str:
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"""生成基础行为轨迹。"""
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now = int(time.time() * 1000) - random.randint(3000, 12000)
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actions = []
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elapsed = random.randint(900, 2200)
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for action_id in ("7", "7", "8", "8"):
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now += random.randint(700, 2500)
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elapsed += random.randint(700, 2500)
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actions.append({"id": action_id, "d": elapsed, "time": now})
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now += random.randint(120, 400)
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elapsed += random.randint(120, 400)
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actions.append({
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"id": "11",
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"x": random.randint(430, 560),
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"y": random.randint(250, 330),
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"d": elapsed,
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"time": now,
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})
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value = {"furl": page, "curl": page, "user_action": actions}
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return quote(json.dumps(value, separators=(",", ":"), ensure_ascii=False), safe="~()*!.'")
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class HuyaPasswordLogin:
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"""虎牙账号密码登录器。"""
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timeout = (8, 20)
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def __init__(
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self,
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username: str,
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password: str,
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cookie: Mapping[str, str] | str | None = None,
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ua: str = DEFAULT_UA,
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session: requests.Session | None = None,
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proxies: Mapping[str, str] | None = None,
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timeout: tuple[float, float] | None = None,
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):
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self.username = username
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self.password = password
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self.ua = ua or DEFAULT_UA
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self.timeout = timeout or self.timeout
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self.request_id = generate_request_id()
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self.exchange = self.request_id
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self.device_id = uuid.uuid4().hex
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self.mid = uuid.uuid4().hex.upper()
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self.context = generate_context(self.device_id, self.mid)
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self.middle_url = f"https://udblgn.huya.com/web/middle/{APP_VERSION}/{self.exchange}/https/{self.device_id}"
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self.sdid = ""
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self.session = session or requests.Session()
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self.session.trust_env = False
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if cookie:
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self.session.cookies.update(cookie_mapping(cookie))
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if proxies:
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self.session.proxies = dict(proxies)
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self._setup_headers()
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def _setup_headers(self) -> None:
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self.session.headers.update({
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"Accept": "*/*",
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"Accept-Language": "zh-CN,zh;q=0.9",
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"Cache-Control": "no-cache",
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"Connection": "keep-alive",
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"Content-Type": "application/json;charset=UTF-8",
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"Origin": "https://aq.huya.com",
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"Pragma": "no-cache",
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"Referer": "https://aq.huya.com/",
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"Sec-Fetch-Dest": "empty",
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"Sec-Fetch-Mode": "cors",
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"Sec-Fetch-Site": "same-site",
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"User-Agent": self.ua,
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"sec-ch-ua": '"Not;A=Brand";v="8", "Chromium";v="150", "Google Chrome";v="150"',
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"sec-ch-ua-mobile": "?0",
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"sec-ch-ua-platform": '"macOS"',
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})
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@staticmethod
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def _safe_url(url: str) -> str:
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parsed = urlsplit(url)
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return urlunsplit((parsed.scheme, parsed.netloc, parsed.path, "", ""))
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def _request_json(self, method: str, url: str, source: str, **kwargs) -> dict:
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response = self.session.request(method, url, timeout=self.timeout, **kwargs)
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logger.debug(f"{method.upper()} {self._safe_url(url)} -> {response.status_code}")
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response.raise_for_status()
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try:
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return response.json()
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except json.JSONDecodeError as exc:
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preview = response.text[:200].replace("\n", "\\n")
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raise HuyaLoginError(f"{source} 返回不是 JSON: {preview}") from exc
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def init_udb_middle(self) -> None:
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"""初始化 UDB middle，补齐抓包中的登录 Referer。"""
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for host in ("udblgn.huya.com", "udb3lgn.huya.com", "udbreg.huya.com"):
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url = f"https://{host}/web/middle/{APP_VERSION}/{self.exchange}/https/{self.device_id}"
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try:
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response = self.session.get(url, timeout=self.timeout)
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logger.debug(f"GET {self._safe_url(url)} -> {response.status_code}")
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except requests.RequestException as exc:
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logger.debug(f"虎牙UDB middle初始化失败: {host}: {exc}")
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self.session.headers.update({
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"Origin": "https://udblgn.huya.com",
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"Referer": self.middle_url,
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})
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def prepare_device(self) -> str:
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"""获取虎牙风控 sdid。"""
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token_payload = {"encryptVersion": "1.0.1", "fingerprintVersion": "1.2.41"}
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token_res = self._request_json("post", DF_TOKEN_URL, "获取虎牙 df token", json=token_payload)
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token = token_res.get("data", {}).get("token")
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if not token:
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raise HuyaLoginError(f"获取虎牙 df token 失败: {token_res}")
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collect_res = self._request_json("post", DF_COLLECT_URL, "获取虎牙 sdid", json={"token": token})
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self.sdid = collect_res.get("data", {}).get("sdid", "")
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if not self.sdid:
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raise HuyaLoginError(f"获取虎牙 sdid 失败: {collect_res}")
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return self.sdid
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def _password_payload(self, auth_id: str = "", session_data: str = "") -> dict:
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data = {
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"userName": self.username,
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"password": password_sha1(self.password),
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"domainList": "",
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"remember": "1",
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"behavior": encode_behavior(),
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"randomStr": "",
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"page": HUYA_PAGE,
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}
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if auth_id or session_data:
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data["authcode"] = ""
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data["sessionData"] = session_data
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return {
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"uri": PASSWORD_LOGIN_URI,
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"version": APP_VERSION,
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"context": self.context,
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"appId": APP_ID,
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"appSign": APP_SIGN,
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"authId": auth_id,
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"sdid": self.sdid,
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"lcid": LCID,
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"byPass": "3",
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"requestId": self.request_id,
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"data": data,
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}
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def _password_login_once(self, auth_id: str = "", session_data: str = "") -> dict:
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headers = {
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"Origin": "https://udblgn.huya.com",
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"Referer": self.middle_url,
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"context": self.context,
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"lcid": LCID,
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"reqid": self.request_id,
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"uri": PASSWORD_LOGIN_URI,
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}
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return self._request_json(
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"post",
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PASSWORD_LOGIN_URL,
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"虎牙密码登录",
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json=self._password_payload(auth_id=auth_id, session_data=session_data),
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headers=headers,
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)
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def _solve_verification(self, payload: dict) -> str:
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"""处理 10030/10039 风控并返回 authId。"""
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from .verification import HuyaVerificationSolver
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solver = HuyaVerificationSolver(
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cookie=self.session.cookies.get_dict(),
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ua=self.ua,
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sdid=self.sdid,
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session=self.session,
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proxies=self.session.proxies,
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timeout=self.timeout,
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)
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verify_data = solver.solve(payload)
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auth_id = verify_data.get("authId") if isinstance(verify_data, dict) else ""
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if not auth_id:
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raise HuyaLoginError(f"虎牙风控验证未返回 authId: {verify_data}")
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return str(auth_id)
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@staticmethod
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def _is_credential_error(payload: dict) -> bool:
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text = json.dumps(payload, ensure_ascii=False)
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return any(word in text for word in ("密码错误", "账号或密码", "账号不存在", "用户不存在"))
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@staticmethod
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def _payload_data(payload: dict) -> dict:
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"""兼容虎牙失败响应里的 data=null。"""
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data = payload.get("data")
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return data if isinstance(data, dict) else {}
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def login(self) -> HuyaLoginResult:
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"""执行密码登录，成功返回 Cookie。"""
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logger.info(f"开始虎牙密码登录: {self.username}")
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self.prepare_device()
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self.init_udb_middle()
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payload = self._password_login_once()
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return_code = int(payload.get("returnCode") or 0)
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session_data = str(self._payload_data(payload).get("sessionData") or "")
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if return_code == 0:
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return self._success(payload)
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if self._is_credential_error(payload):
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raise HuyaCredentialError(f"虎牙账号或密码错误: {payload}")
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if return_code not in (10030, 10039):
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return HuyaLoginResult(
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success=False,
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message=f"虎牙密码登录失败: {payload}",
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code=return_code,
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raw=payload,
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sdid=self.sdid,
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context=self.context,
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request_id=self.request_id,
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)
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logger.info(f"虎牙密码登录触发风控: {return_code}")
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auth_id = self._solve_verification(payload)
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for index in range(3):
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payload = self._password_login_once(auth_id=auth_id, session_data=session_data)
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return_code = int(payload.get("returnCode") or 0)
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if return_code == 0:
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return self._success(payload)
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if self._is_credential_error(payload):
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raise HuyaCredentialError(f"虎牙账号或密码错误: {payload}")
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session_data = str(self._payload_data(payload).get("sessionData") or session_data)
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if return_code in (10030, 10039):
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logger.info(f"虎牙密码登录二次风控: {return_code} ({index + 1}/3)")
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auth_id = self._solve_verification(payload)
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continue
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break
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return HuyaLoginResult(
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success=False,
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message=f"虎牙密码登录失败: {payload}",
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code=return_code,
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raw=payload,
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sdid=self.sdid,
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context=self.context,
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request_id=self.request_id,
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)
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def _success(self, payload: dict) -> HuyaLoginResult:
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cookie = cookie_string(self.session.cookies)
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logger.success(f"虎牙密码登录成功: {self.username}, Cookie长度: {len(cookie)}")
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return HuyaLoginResult(
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success=True,
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cookie=cookie,
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message="登录成功",
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code=0,
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raw=payload,
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sdid=self.sdid,
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context=self.context,
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request_id=self.request_id,
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)
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def login_huya_password(
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username: str,
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password: str,
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cookie: Mapping[str, str] | str | None = None,
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ua: str = DEFAULT_UA,
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proxies: Mapping[str, str] | None = None,
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timeout: tuple[float, float] | None = None,
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) -> HuyaLoginResult:
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"""函数式入口，便于服务层直接调用。"""
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return HuyaPasswordLogin(
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username=username,
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password=password,
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cookie=cookie,
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ua=ua,
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proxies=proxies,
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timeout=timeout,
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).login()
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