681 lines
26 KiB
Python
681 lines
26 KiB
Python
"""斗鱼登录核心模块"""
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import json
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import re
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import threading
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import time
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import requests
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from typing import Mapping, Optional, Protocol, Tuple
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from urllib.parse import urlsplit, urlunsplit
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from loguru import logger
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from .cookie_enricher import CookieEnricher
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from .crypto import encrypt_password, encrypt_nickname_or_phone
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from .email_verifier import EmailVerifier
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from .proxy_fetcher import ProxyFetcher
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from core.geetest.v3_slide.solver import (
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_generate_seed, get_w1, get_w2,
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)
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from core.geetest.common.network import (
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get_js_address,
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get_c_s,
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req_fullpage_validate,
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)
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# ── 全局极验并发限制：同一时刻最多2个线程做极验验证 ──
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_geetest_semaphore = threading.Semaphore(2)
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class AccountLike(Protocol):
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"""DouyuLogin 所需的最小账号接口，ORM 对象或 SimpleNamespace 均可满足。"""
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username: str
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password: str
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email: str
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email_password: str
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email_imap_server: str
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email_imap_port: int
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email_imap_ssl: bool
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class LoginResult:
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"""登录结果"""
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def __init__(self, success: bool, cookie: str = "", message: str = "", code: str = ""):
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self.success = success
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self.cookie = cookie
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self.message = message
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self.code = code # 需要验证时的code
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class DouyuLogin:
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"""斗鱼登录器"""
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# 斗鱼API地址
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LOGIN_API = "https://passport.douyu.com/wgapi/member/passport/login"
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SEND_EMAIL_API = "https://passport.douyu.com/wgapi/member/passport/remotelogin/sendemail"
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VERIFY_API = "https://passport.douyu.com/wgapi/member/passport/remotelogin/verify"
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WEBLOGIN_API = "https://msg.douyu.com/webLogin"
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LOGIN_REFERER = (
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"https://passport.douyu.com/index/login?"
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"passport_reg_callback=PASSPORT_REG_SUCCESS_CALLBACK&"
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"passport_login_callback=PASSPORT_LOGIN_SUCCESS_CALLBACK&"
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"passport_close_callback=PASSPORT_CLOSE_CALLBACK&"
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"passport_dp_callback=PASSPORT_DP_CALLBACK&"
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"type=login&client_id=1&"
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"state=https%3A%2F%2Fwww.douyu.com%2Fdirectory"
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)
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REQUEST_TIMEOUT = (10, 30)
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def __init__(
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self,
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account: AccountLike,
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proxy: Optional[str | Mapping[str, str]] = None,
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proxy_api_url: Optional[str] = None,
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timeout: tuple[float, float] = REQUEST_TIMEOUT,
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max_proxy_retries: int = 0,
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max_login_retries: int = 0,
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max_total_time: float = 0,
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proxy_fetcher: Optional[ProxyFetcher] = None,
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stop_event: Optional[threading.Event] = None,
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):
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self.account = account
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self.proxy = proxy
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self.timeout = timeout
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self.max_proxy_retries = max_proxy_retries # 0=无限切换直到成功
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self.max_login_retries = max_login_retries # 0=无限重试直到成功
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self.max_total_time = max_total_time # 0=不限制单账号登录总时长
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self.stop_event = stop_event
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self.session = requests.Session()
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self.proxy_fetcher = proxy_fetcher or (
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ProxyFetcher(api_url=proxy_api_url) if proxy_api_url else None
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)
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self._current_proxy_url: Optional[str] = None
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self._cookie_enrich_error = ""
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self._setup_session()
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def _is_stopped(self) -> bool:
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"""判断外部批量任务是否请求停止。"""
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return bool(self.stop_event and self.stop_event.is_set())
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def _ensure_not_stopped(self) -> None:
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"""在长流程边界主动中断。"""
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if self._is_stopped():
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raise InterruptedError("任务已停止")
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def _sleep_interruptible(self, seconds: float) -> None:
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"""可被 stop_event 打断的短睡眠。"""
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if seconds <= 0:
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self._ensure_not_stopped()
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return
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deadline = time.monotonic() + seconds
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while True:
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self._ensure_not_stopped()
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remaining = deadline - time.monotonic()
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if remaining <= 0:
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return
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time.sleep(min(0.2, remaining))
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def _setup_session(self) -> None:
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"""配置Session"""
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# 只使用配置文件里显式传入的代理，避免系统环境变量悄悄影响请求。
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self.session.trust_env = False
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self.session.headers.update({
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'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36',
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'Accept': 'application/json, text/javascript, */*; q=0.01',
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'Accept-Language': 'zh-CN,zh;q=0.9',
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'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
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'Referer': self.LOGIN_REFERER,
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'Origin': 'https://passport.douyu.com',
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'X-Requested-With': 'XMLHttpRequest',
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})
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# 设置代理
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self._apply_proxy()
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def _apply_proxy(self, proxy: str = None) -> None:
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"""应用代理到Session"""
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if proxy:
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# 使用指定的代理
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self.session.proxies = {
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'http': proxy,
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'https': proxy,
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}
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self._current_proxy_url = proxy
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elif self.proxy:
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# 使用配置的静态代理
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if isinstance(self.proxy, str):
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self.session.proxies = {
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'http': self.proxy,
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'https': self.proxy,
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}
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self._current_proxy_url = self.proxy
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else:
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self.session.proxies = {
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scheme: url
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for scheme, url in self.proxy.items()
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if url
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}
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self._current_proxy_url = self.proxy.get('http') or self.proxy.get('https')
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elif self.proxy_fetcher:
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# 从代理获取器取新代理
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new_proxy = self.proxy_fetcher.fetch_new_proxy()
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if new_proxy:
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self.session.proxies = {
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'http': new_proxy,
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'https': new_proxy,
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}
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self._current_proxy_url = new_proxy
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else:
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logger.warning("获取代理失败，将尝试直连")
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@staticmethod
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def _truncate_error(err_str: str, max_len: int = 80) -> str:
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"""截断错误信息，避免日志刷屏。"""
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if len(err_str) <= max_len:
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return err_str
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return err_str[:max_len] + "..."
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def _safe_url(self, url: str) -> str:
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"""隐藏查询参数，避免日志泄露登录回调 code。"""
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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(self, method: str, url: str, max_retries: int = 2, **kwargs) -> requests.Response:
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"""
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统一发送请求，附带分段超时和更明确的错误信息。
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代理连接失败时直接抛异常，由 login 整体重试换新代理。
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"""
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timeout = kwargs.pop('timeout', self.timeout)
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safe_url = self._safe_url(url)
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for attempt in range(max_retries):
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self._ensure_not_stopped()
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started = time.monotonic()
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try:
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response = self.session.request(method, url, timeout=timeout, **kwargs)
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elapsed = time.monotonic() - started
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logger.debug(
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f"{method.upper()} {safe_url} -> {response.status_code} "
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f"({elapsed:.2f}s)"
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)
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return response
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except requests.Timeout as exc:
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elapsed = time.monotonic() - started
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raise TimeoutError(
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f"{method.upper()} {safe_url} 超时，耗时 {elapsed:.1f}s，"
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f"timeout={timeout}"
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) from exc
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except requests.ConnectionError as exc:
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elapsed = time.monotonic() - started
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err_str = str(exc)
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is_proxy_err = "proxy" in err_str.lower() or "Proxy" in type(exc).__name__
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if is_proxy_err and attempt < max_retries - 1:
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logger.warning(f"代理连接失败，尝试 {attempt + 1}/{max_retries}: {self._truncate_error(err_str)}")
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self._sleep_interruptible(1)
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continue
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raise ConnectionError(
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f"{method.upper()} {safe_url} 连接失败: {self._truncate_error(err_str)}"
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) from exc
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except requests.RequestException as exc:
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elapsed = time.monotonic() - started
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raise ConnectionError(
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f"{method.upper()} {safe_url} 请求失败，耗时 {elapsed:.1f}s: {exc}"
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) from exc
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raise ConnectionError(f"{method.upper()} {safe_url} 连接失败，已重试 {max_retries} 次")
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def _request_json(self, method: str, url: str, source: str, **kwargs) -> dict:
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"""请求 JSON 接口，并在响应异常时输出可定位的信息。"""
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response = self._request(method, url, **kwargs)
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response.raise_for_status()
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body = response.text.strip()
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if not body:
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raise ValueError(f"{source} 返回为空，无法解析 JSON")
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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 = body[:200].replace("\n", "\\n")
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raise ValueError(f"{source} 返回的不是有效 JSON: {preview}") from exc
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def login(self) -> LoginResult:
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"""
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完整登录流程（带整体重试）。
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每一轮用一个代理走完所有步骤，任何步骤失败就取新代理从头重来。
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max_login_retries=0 表示无限重试，max_total_time=0 表示不限制总时长。
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Returns:
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LoginResult: 登录结果，包含cookie
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"""
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logger.info(f"开始登录账号: {self.account.username}")
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start_time = time.monotonic()
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deadline = start_time + self.max_total_time if self.max_total_time > 0 else 0
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attempt = 0
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while True:
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attempt += 1
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if self._is_stopped():
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logger.warning("登录任务已停止")
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return LoginResult(success=False, message="任务已停止")
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elapsed = time.monotonic() - start_time
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if self.max_total_time > 0 and elapsed > self.max_total_time:
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logger.warning(f"登录总耗时 {elapsed:.0f}s 超过上限 {self.max_total_time}s，放弃")
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return LoginResult(success=False, message=f"登录超时（{elapsed:.0f}s > {self.max_total_time}s）")
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if attempt > 1:
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if self.max_login_retries > 0:
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logger.info(f"登录整体重试 {attempt}/{self.max_login_retries}，换新代理从头开始")
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else:
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logger.info(f"登录整体重试 {attempt} (无限重试)，换新代理从头开始")
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# 重试前：取新代理 + 重置 session
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self._prepare_retry()
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try:
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# 1️⃣ 第一次登录（获取极验参数）
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logger.info("步骤1: 第一次登录，获取极验参数...")
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gt, challenge, code_token, _ = self._first_login()
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# 2️⃣ 极验 fullpage 验证
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logger.info("步骤2: 极验 fullpage 验证...")
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validate, seccode = self._solve_geetest(gt, challenge, deadline=deadline)
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# 3️⃣ 第二次登录（带极验）
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logger.info("步骤3: 第二次登录（带极验验证）...")
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remote_code = self._second_login(gt, challenge, validate, seccode, code_token)
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# 4️⃣ 发送邮箱验证
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logger.info("步骤4: 发送邮箱验证...")
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email_sent_at = time.time()
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self._send_email_verify(remote_code)
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# 5️⃣ IMAP获取验证码
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logger.info("步骤5: 获取邮箱验证码...")
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verify_code = self._get_email_code(after_timestamp=email_sent_at)
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# 6️⃣ 提交验证码
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logger.info("步骤6: 提交验证码...")
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login_url = self._submit_verify_code(remote_code, verify_code)
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# 7️⃣ 完成登录获取Cookie
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logger.info("步骤7: 完成登录，获取Cookie...")
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cookie = self._complete_login(login_url)
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message = "登录成功"
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if self._cookie_enrich_error:
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message = f"登录成功，补CK失败: {self._cookie_enrich_error}"
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logger.success(f"登录成功! Cookie长度: {len(cookie)}")
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return LoginResult(success=True, cookie=cookie, message=message)
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except InterruptedError as e:
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logger.warning(f"登录任务已停止: {e}")
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return LoginResult(success=False, message=str(e))
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except Exception as e:
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elapsed = time.monotonic() - start_time
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if self.max_login_retries > 0:
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logger.error(f"登录失败（尝试 {attempt}/{self.max_login_retries}，已耗时 {elapsed:.0f}s）: {e}")
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else:
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logger.error(f"登录失败（尝试 {attempt}，已耗时 {elapsed:.0f}s）: {e}")
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has_retry = self.max_login_retries <= 0 or attempt < self.max_login_retries
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has_time = self.max_total_time <= 0 or elapsed < self.max_total_time
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if has_retry and has_time:
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self._sleep_interruptible(1)
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continue
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# 所有重试耗尽或超时
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return LoginResult(success=False, message=str(e))
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def _prepare_retry(self) -> None:
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"""重试前准备：取新代理、重置 session cookies。"""
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self.session.cookies.clear()
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if self.proxy_fetcher:
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new_proxy = self.proxy_fetcher.fetch_new_proxy()
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if new_proxy:
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self._apply_proxy(new_proxy)
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logger.info(f"重试换新代理: {new_proxy}")
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def _first_login(self) -> Tuple[str, str, str, dict]:
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"""
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第一次登录，获取极验参数
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Returns:
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(gt, challenge, code_token, cookies)
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"""
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# 加密用户名和密码
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encrypted_username = encrypt_nickname_or_phone(self.account.username)
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encrypted_password = encrypt_password(self.account.password)
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data = {
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'type': '1',
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'nicknameOrPhoneEncrypt': encrypted_username,
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'password': encrypted_password,
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'biz_type': '1',
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'room_id': '0',
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'redirect_url': self.LOGIN_REFERER,
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't': str(int(time.time() * 1000)),
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'client_id': '1',
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'did': '',
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'lang': '',
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'isMultiAccount': '0',
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}
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payload = self._request_json(
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'post',
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self.LOGIN_API,
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'第一次登录接口',
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data=data,
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)
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logger.debug(f"第一次登录响应: {json.dumps(payload, ensure_ascii=False)[:200]}")
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if payload.get('error') != 81:
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error_msg = payload.get('msg', '未知错误')
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raise ValueError(f"第一次登录失败: {error_msg}")
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# 提取极验参数
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geetest_data = payload.get('data', {}).get('geetest', {})
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code_data = geetest_data.get('code_data', {})
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code_token = geetest_data.get('code_token', '')
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gt = code_data.get('gt', '')
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challenge = code_data.get('challenge', '')
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if not gt or not challenge:
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raise ValueError("获取极验参数失败")
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logger.info(f"获取极验参数成功: gt={gt[:10]}..., challenge={challenge[:10]}...")
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return gt, challenge, code_token, self.session.cookies.get_dict()
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def _solve_geetest(self, gt: str, challenge: str, deadline: float = 0) -> Tuple[str, str]:
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"""
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解决极验 fullpage 验证（最多3次尝试，失败直接抛异常回到login换新代理）
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不在内部做代理切换——短效代理寿命宝贵，换代理由 login 整体重试负责。
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Args:
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gt: 极验gt参数
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challenge: 极验challenge参数（第一次登录返回的）
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deadline: 登录整体超时截止时间（monotonic），0=不限
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Returns:
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(validate, seccode)
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"""
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logger.info("开始极验 fullpage 验证...")
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# ── 全局并发限制：同一时刻最多2个线程做极验，避免被极验限流 ──
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acquired = _geetest_semaphore.acquire(timeout=120)
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if not acquired:
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raise ValueError("极验验证等待超时（并发排队120秒未获得信号量）")
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try:
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return self._solve_geetest_inner(gt, challenge, deadline)
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finally:
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_geetest_semaphore.release()
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def _solve_geetest_inner(self, gt: str, challenge: str, deadline: float = 0) -> Tuple[str, str]:
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"""极验验证内部实现：最多3次尝试，失败直接抛异常。"""
|
||
_MAX_ATTEMPTS = 3
|
||
|
||
attempt = 0
|
||
while True:
|
||
attempt += 1
|
||
self._ensure_not_stopped()
|
||
|
||
if attempt > _MAX_ATTEMPTS:
|
||
raise ValueError(
|
||
f"极验验证已尝试 {attempt - 1} 次，超过上限 {_MAX_ATTEMPTS}，"
|
||
f"回到 login 整体重试换新代理"
|
||
)
|
||
|
||
# 超时兜底
|
||
if deadline and time.monotonic() > deadline:
|
||
raise ValueError(f"极验验证超时（登录整体时间耗尽）")
|
||
|
||
try:
|
||
logger.info(f"极验验证尝试 {attempt}/{_MAX_ATTEMPTS}")
|
||
|
||
str_16 = _generate_seed()
|
||
proxies = dict(self.session.proxies)
|
||
|
||
# 获取JS地址
|
||
get_js_address(gt, proxies=proxies)
|
||
|
||
# 获取第一个w值
|
||
w1 = get_w1(gt, challenge, str_16)
|
||
|
||
# 获取c和s
|
||
c, s = get_c_s(gt, challenge, w1, proxies=proxies)
|
||
|
||
# 获取第二个w值
|
||
w2 = get_w2(gt, challenge, c, s, str_16)
|
||
|
||
# HAR 中 ajax.php 直接返回 validate。
|
||
result = req_fullpage_validate(gt, challenge, w2, proxies=proxies)
|
||
|
||
# 从 fullpage ajax.php 响应中提取 validate
|
||
if isinstance(result, dict):
|
||
data = result.get('data', {})
|
||
validate = data.get('validate', '') or result.get('validate', '')
|
||
success = data.get('result') == 'success' or result.get('success') == 1
|
||
message = data.get('result') or result.get('message', '')
|
||
|
||
if success and validate:
|
||
seccode = f"{validate}|jordan"
|
||
logger.success(f"极验 fullpage 验证成功! validate={validate[:20]}...")
|
||
return validate, seccode
|
||
else:
|
||
logger.warning(f"极验验证失败: {message}，回到 login 换新代理")
|
||
raise ValueError(f"极验验证失败: {message}")
|
||
else:
|
||
validate = str(result)
|
||
if validate:
|
||
seccode = f"{validate}|jordan"
|
||
logger.success(f"极验 fullpage 验证成功! validate={validate[:20]}...")
|
||
return validate, seccode
|
||
|
||
except ValueError:
|
||
# 极验逻辑失败（slide等）或超过上限，直接上抛
|
||
raise
|
||
except Exception as e:
|
||
err_str = str(e)
|
||
# 所有网络/代理异常都直接上抛，由 login 换新代理
|
||
logger.warning(f"极验验证异常: {self._truncate_error(err_str)}，回到 login 换新代理")
|
||
raise ValueError(f"极验验证异常: {self._truncate_error(err_str)}") from e
|
||
|
||
def _second_login(self, gt: str, challenge: str, validate: str,
|
||
seccode: str, code_token: str) -> str:
|
||
"""
|
||
第二次登录（带极验验证）
|
||
|
||
Args:
|
||
gt: 极验gt参数
|
||
challenge: 第一次登录返回的challenge
|
||
validate: 极验验证返回的validate
|
||
seccode: 极验验证返回的seccode
|
||
code_token: 第一次登录返回的code_token
|
||
|
||
Returns:
|
||
remote_code: 用于邮箱验证的code
|
||
"""
|
||
encrypted_username = encrypt_nickname_or_phone(self.account.username)
|
||
encrypted_password = encrypt_password(self.account.password)
|
||
|
||
data = {
|
||
'type': '1',
|
||
'nicknameOrPhoneEncrypt': encrypted_username,
|
||
'password': encrypted_password,
|
||
'room_id': '0',
|
||
'code_type': '1',
|
||
'code_token': code_token,
|
||
'gt_version': 'v3',
|
||
'geetest_challenge': challenge,
|
||
'geetest_validate': validate,
|
||
'geetest_seccode': seccode,
|
||
'code_data[geetest_challenge]': challenge,
|
||
'code_data[geetest_validate]': validate,
|
||
'code_data[geetest_seccode]': seccode,
|
||
'code_data[gt_version]': 'v3',
|
||
'code_data[code]': '',
|
||
'redirect_url': self.LOGIN_REFERER,
|
||
't': str(int(time.time() * 1000)),
|
||
'client_id': '1',
|
||
'did': '',
|
||
'lang': '',
|
||
'isMultiAccount': '0',
|
||
'biz_type': '1',
|
||
}
|
||
|
||
logger.debug(f"第二次登录参数: challenge={challenge[:20]}..., validate={validate[:20]}...")
|
||
|
||
payload = self._request_json(
|
||
'post',
|
||
self.LOGIN_API,
|
||
'第二次登录接口',
|
||
data=data,
|
||
)
|
||
|
||
logger.debug(f"第二次登录响应: {json.dumps(payload, ensure_ascii=False)[:200]}")
|
||
|
||
if payload.get('error') != 130014:
|
||
error_msg = payload.get('msg', '未知错误')
|
||
raise ValueError(f"第二次登录失败: {error_msg}")
|
||
|
||
# 提取remote_code
|
||
remote_code = payload.get('data', {}).get('remoteLogin', {}).get('code', '')
|
||
|
||
if not remote_code:
|
||
raise ValueError("获取remote_code失败")
|
||
|
||
logger.info(f"获取remote_code成功: {remote_code[:20]}...")
|
||
|
||
return remote_code
|
||
|
||
def _send_email_verify(self, remote_code: str) -> None:
|
||
"""发送邮箱验证"""
|
||
data = {
|
||
'code': remote_code,
|
||
'client_id': '1',
|
||
}
|
||
|
||
payload = self._request_json(
|
||
'post',
|
||
self.SEND_EMAIL_API,
|
||
'发送验证邮件接口',
|
||
data=data,
|
||
)
|
||
|
||
if payload.get('error') != 0:
|
||
raise ValueError(f"发送验证邮件失败: {payload.get('msg')}")
|
||
|
||
logger.info("验证邮件已发送")
|
||
|
||
def _get_email_code(self, after_timestamp: Optional[float] = None) -> str:
|
||
"""获取邮箱验证码"""
|
||
verifier = EmailVerifier(
|
||
imap_server=self.account.email_imap_server,
|
||
imap_port=self.account.email_imap_port,
|
||
username=self.account.email,
|
||
password=self.account.email_password,
|
||
use_ssl=self.account.email_imap_ssl,
|
||
)
|
||
|
||
return verifier.get_verification_code(
|
||
max_wait=60,
|
||
after_timestamp=after_timestamp,
|
||
stop_event=self.stop_event,
|
||
)
|
||
|
||
def _submit_verify_code(self, remote_code: str, verify_code: str) -> str:
|
||
"""
|
||
提交验证码
|
||
|
||
Returns:
|
||
login_url: 登录回调URL
|
||
"""
|
||
data = {
|
||
'verify_type': '2',
|
||
'captcha': verify_code,
|
||
'isMultiAccount': '0',
|
||
'code': remote_code,
|
||
'client_id': '1',
|
||
'redirect_url': '//www.douyu.com/api/passport/login',
|
||
}
|
||
|
||
payload = self._request_json(
|
||
'post',
|
||
self.VERIFY_API,
|
||
'提交验证码接口',
|
||
data=data,
|
||
)
|
||
|
||
if payload.get('error') != 0:
|
||
raise ValueError(f"提交验证码失败: {payload.get('msg')}")
|
||
|
||
login_url = payload.get('data', {}).get('url', '')
|
||
|
||
if not login_url:
|
||
raise ValueError("获取登录URL失败")
|
||
|
||
# 补全URL
|
||
if login_url.startswith('//'):
|
||
login_url = 'https:' + login_url
|
||
|
||
logger.info(f"获取登录URL成功: {login_url[:50]}...")
|
||
|
||
return login_url
|
||
|
||
def _complete_login(self, login_url: str) -> str:
|
||
"""
|
||
完成登录，获取Cookie
|
||
|
||
Returns:
|
||
cookie: 完整的Cookie字符串
|
||
"""
|
||
# 访问登录URL
|
||
response = self._request('get', login_url)
|
||
response.raise_for_status()
|
||
|
||
# 尝试访问webLogin获取用户信息
|
||
try:
|
||
code_match = re.search(r'code=([^&]+)', login_url)
|
||
if code_match:
|
||
code = code_match.group(1)
|
||
weblogin_url = f"{self.WEBLOGIN_API}?code={code}"
|
||
response2 = self._request('get', weblogin_url)
|
||
|
||
if response2.status_code == 200:
|
||
logger.info("WebLogin成功")
|
||
except Exception as e:
|
||
logger.warning(f"WebLogin请求失败（不影响登录）: {e}")
|
||
|
||
# 登录成功后补齐 Web 侧 Cookie。补 CK 失败只影响完整度，不回滚已成功的登录态。
|
||
self._cookie_enrich_error = ""
|
||
try:
|
||
CookieEnricher(
|
||
session=self.session,
|
||
request_func=self._request,
|
||
ensure_not_stopped=self._ensure_not_stopped,
|
||
sleep_interruptible=self._sleep_interruptible,
|
||
).enrich_with_retry()
|
||
except InterruptedError:
|
||
raise
|
||
except Exception as e:
|
||
self._cookie_enrich_error = self._truncate_error(str(e), 160)
|
||
logger.warning(f"补CK最终失败，本次仍按登录成功保存基础CK: {self._cookie_enrich_error}")
|
||
|
||
return self._format_cookie_string()
|
||
|
||
def _format_cookie_string(self) -> str:
|
||
"""把当前 session 中的 Cookie 格式化为可导出的 CK 字符串。"""
|
||
cookies = self.session.cookies.get_dict()
|
||
|
||
# 格式化Cookie字符串
|
||
cookie_str = '; '.join([f"{k}={v}" for k, v in cookies.items()])
|
||
|
||
return cookie_str
|