225 lines
9.1 KiB
Python
225 lines
9.1 KiB
Python
from datetime import datetime, timedelta, timezone
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import asyncio
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import httpx
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import json
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.models.user_oauth import UserOAuth
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from app.models.user_oauth_app import UserOAuthApp
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from app.models.base import async_session
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from app.config import settings
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from app.utils.redis import get_redis
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from app.utils.logger import get_logger
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REDIS_KEY = "douyin:tokens"
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logger = get_logger("token_refresh", "token_refresh")
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REFRESH_THRESHOLD_SECONDS = 800
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CHECK_INTERVAL_MINUTES = 5
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async def _update_redis_token(oauth_id: str, token: str, expired_at: datetime):
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"""更新Redis缓存中的token"""
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redis = get_redis()
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if not redis:
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logger.warning("Redis连接未配置，跳过缓存更新")
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return
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try:
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cache = {
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"token": token,
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"expired_at": expired_at.isoformat(),
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}
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await redis.hset(REDIS_KEY, oauth_id, json.dumps(cache))
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logger.info(f"Redis缓存已更新: oauth_id={oauth_id}")
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except Exception as e:
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logger.error(f"更新Redis缓存失败: {str(e)}")
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async def refresh_juliang_token(oauth: UserOAuth, app: UserOAuthApp, db: AsyncSession):
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"""刷新巨量引擎token"""
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try:
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async with httpx.AsyncClient() as client:
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url = "https://api.oceanengine.com/open_api/oauth2/refresh_token/"
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response = await client.post(
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url,
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json={
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"app_id": app.app_id,
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"secret": app.secret,
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"refresh_token": oauth.refresh_token,
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},
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)
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response.raise_for_status()
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data = response.json()
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if data.get("code") != 0:
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logger.error(f"刷新巨量引擎token失败: oauth_id={oauth.id}, 错误信息: {data}")
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#如果code=40103或者40107，传入refresh_token已失效，失效原因一般是由于refresh_token已被使用，或授权账号重新授权并生成了新的Token
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if data.get("code") in [40103, 40107]:
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#清空数据库中的token信息，和Redis缓存中的token
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from sqlalchemy import update
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where_cond = UserOAuth.deleted_at.is_(None)
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if oauth.appid:
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where_cond = where_cond & (UserOAuth.appid == oauth.appid)
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if oauth.account_username:
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where_cond = where_cond & (UserOAuth.account_username == oauth.account_username)
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if oauth.account_userid:
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where_cond = where_cond & (UserOAuth.account_userid == oauth.account_userid)
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await db.execute(
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update(UserOAuth).where(where_cond).values(
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access_token=None,
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access_token_expired=None,
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refresh_token=None,
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refresh_token_expired=None,
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)
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)
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await db.commit()
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related_oauth_ids = await db.execute(
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select(UserOAuth.id).where(where_cond)
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)
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related_oauth_ids = [row[0] for row in related_oauth_ids.all()]
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for related_id in related_oauth_ids:
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await _update_redis_token(related_id, "", None)
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return
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data = data.get("data", {})
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new_access_token = data.get("access_token", "")
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new_refresh_token = data.get("refresh_token", "")
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expires_in = datetime.now(timezone.utc) + timedelta(seconds=data.get("expires_in", 0))
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refresh_token_expires_in = datetime.now(timezone.utc) + timedelta(seconds=data.get("refresh_token_expires_in", 0))
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from sqlalchemy import update
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where_cond = UserOAuth.deleted_at.is_(None)
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if oauth.appid:
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where_cond = where_cond & (UserOAuth.appid == oauth.appid)
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if oauth.account_username:
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where_cond = where_cond & (UserOAuth.account_username == oauth.account_username)
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if oauth.account_userid:
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where_cond = where_cond & (UserOAuth.account_userid == oauth.account_userid)
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await db.execute(
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update(UserOAuth).where(where_cond).values(
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access_token=new_access_token,
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access_token_expired=expires_in,
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refresh_token=new_refresh_token,
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refresh_token_expired=refresh_token_expires_in,
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)
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)
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await db.commit()
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related_oauth_ids = await db.execute(
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select(UserOAuth.id).where(where_cond)
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)
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related_oauth_ids = [row[0] for row in related_oauth_ids.all()]
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for related_id in related_oauth_ids:
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await _update_redis_token(related_id, new_access_token, expires_in)
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logger.info(f"成功刷新巨量引擎token: oauth_id={oauth.id}, account_id={oauth.account_id}, 关联账户数={len(related_oauth_ids)}")
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except httpx.HTTPError as e:
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logger.error(f"HTTP请求失败: oauth_id={oauth.id}, 错误: {str(e)}")
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except Exception as e:
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logger.error(f"刷新巨量引擎token发生异常: oauth_id={oauth.id}, 错误: {str(e)}")
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async def check_and_refresh_tokens():
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"""检查并刷新即将过期的token"""
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async with async_session() as db:
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now = datetime.now(timezone.utc)
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query = select(UserOAuth).where(
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UserOAuth.deleted_at.is_(None),
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UserOAuth.refresh_token.is_not(None),
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UserOAuth.refresh_token_expired.is_not(None),
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UserOAuth.refresh_token_expired > now,
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)
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result = await db.execute(query)
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oauth_list = result.scalars().all()
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refreshed_keys = set()
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for oauth in oauth_list:
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try:
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#检查是否为支持的平台（巨量引擎）
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# port_type: 平台端口（1=巨量，2=磁力，3=巨量星图，4=服务单，5=腾讯）
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if oauth.port_type not in [1]:
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continue
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#构建登录账号唯一标识，同一登录账号共享token
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key_parts = []
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if oauth.appid:
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key_parts.append(oauth.appid)
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if oauth.account_username:
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key_parts.append(oauth.account_username)
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if oauth.account_userid:
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key_parts.append(oauth.account_userid)
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login_key = "|".join(key_parts)
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#同一登录账号已刷新过，直接跳过（避免使用旧数据判断）
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if login_key in refreshed_keys:
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logger.debug(f"跳过重复刷新: oauth_id={oauth.id}, 同一登录账号已刷新")
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continue
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#获取应用配置
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app_result = await db.execute(
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select(UserOAuthApp).where(UserOAuthApp.app_id == oauth.appid)
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)
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app = app_result.scalar_one_or_none()
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if not app:
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continue
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#检查access_token是否需要刷新
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need_refresh = False
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# access_token为空，需要刷新
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if not oauth.access_token:
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need_refresh = True
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# access_token_expired为空，需要刷新
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elif not oauth.access_token_expired:
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need_refresh = True
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# access_token即将过期（剩余时间小于800秒），需要刷新
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else:
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remaining_seconds = (oauth.access_token_expired - now).total_seconds()
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if remaining_seconds < REFRESH_THRESHOLD_SECONDS:
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need_refresh = True
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if not need_refresh:
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continue
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#refresh_token已在查询条件中过滤，确保有效才能刷新
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#刷新token
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await refresh_juliang_token(oauth, app, db)
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refreshed_keys.add(login_key)
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except Exception as e:
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#7.增加错误日志
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logger.error(f"刷新token失败: {str(e)}")
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async def token_refresh_scheduler():
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"""定时任务调度器"""
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while True:
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try:
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await check_and_refresh_tokens()
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except Exception as e:
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logger.error(f"定时任务token_refresh_scheduler执行失败: {str(e)}")
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await asyncio.sleep(CHECK_INTERVAL_MINUTES * 60)
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def start_token_refresh_task():
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"""启动token刷新定时任务"""
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logger.info("启动token刷新定时任务")
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asyncio.create_task(token_refresh_scheduler()) |