Files
auv/backend/main.py
T
SakurasanandClaude eb66ab02d0 feat: 交易日9:31清空全部缓存,保证开盘后数据全新
- services/cache.py 新增 clear_all() 清空整个 cache 表
- daily_collector.py 新增 cache_cleanup_loop() 后台循环:精确 sleep 到最近一个
  工作日 9:31 清空缓存,跳过周末,出错1分钟重试
- main.py lifespan 启动清理任务,与采集任务一同优雅退出

与既有"非交易时段 TTL 截止到下次开盘前"的惰性过期形成双保险

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-11 16:56:56 +08:00

64 lines
2.2 KiB
Python

import asyncio
import os
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import FileResponse, JSONResponse
from contextlib import asynccontextmanager
from dotenv import load_dotenv
from database import init_db
from routes import stock, collections, shares, sectors, themes, core_stocks
from services.daily_collector import collector_loop, cache_cleanup_loop
load_dotenv()
@asynccontextmanager
async def lifespan(app: FastAPI):
init_db()
collector_task = asyncio.create_task(collector_loop())
cache_cleanup_task = asyncio.create_task(cache_cleanup_loop())
try:
yield
finally:
for t in (collector_task, cache_cleanup_task):
t.cancel()
for t in (collector_task, cache_cleanup_task):
try:
await t
except asyncio.CancelledError:
pass
app = FastAPI(title="AUV API", version="1.0.0", lifespan=lifespan)
app.add_middleware(
CORSMiddleware,
allow_origins=["*"],
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
app.include_router(stock.router, prefix="/api/stock")
app.include_router(collections.router, prefix="/api/collections")
app.include_router(shares.router, prefix="/api/share")
app.include_router(sectors.router, prefix="/api/sectors")
app.include_router(themes.router, prefix="/api/themes")
app.include_router(core_stocks.router, prefix="/api/core-stocks")
# 生产模式:后端同时托管前端静态文件
# catch-all 路由在 API 路由之后注册,所以 API 优先级更高
dist_path = os.path.join(os.path.dirname(__file__), "dist")
if os.path.isdir(dist_path):
@app.get("/{full_path:path}")
async def serve_spa(full_path: str):
file_path = os.path.join(dist_path, full_path) if full_path else os.path.join(dist_path, "index.html")
if os.path.isfile(file_path):
return FileResponse(file_path)
# SPA fallback: 非文件路径统一返回 index.html
index_path = os.path.join(dist_path, "index.html")
if os.path.isfile(index_path):
return FileResponse(index_path, media_type="text/html")
return JSONResponse({"detail": "Not Found"}, status_code=404)