yml2213
9ec4bba0a9
默认端口改为后端 8800 / 前端 5174，避免多项目冲突。 清理无执行器的残留 running 任务，支持停止无效批次；绑定二维码结果页不再被假活跃批次锁死。 任务列表默认剥离 base64 小程序码，按需拉取详情，空闲轮询降频，显著降低 tasks 请求体积。
137 lines
4.3 KiB
Python
137 lines
4.3 KiB
Python
"""FastAPI 入口"""
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import os
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from pathlib import Path
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import uvicorn
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from contextlib import asynccontextmanager
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from fastapi import FastAPI, Request
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.staticfiles import StaticFiles
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from fastapi.responses import FileResponse
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from starlette.middleware.base import BaseHTTPMiddleware
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from .database import init_db
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from .routers import auth, users, accounts, account_check, login, proxy, cookies, huya
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from .schemas import AppInfo
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from .version import get_app_version
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from utils import setup_logger
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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# 初始化日志（控制台 + 按天命名文件）
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_log_level = os.getenv("LOG_LEVEL", "DEBUG")
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_log_dir = Path(__file__).resolve().parents[2] / "logs"
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setup_logger(level=_log_level, log_dir=str(_log_dir))
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init_db()
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# 进程重启后内存批次丢失，清理历史 pending/running，避免前端被假活跃批次锁死。
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from loguru import logger
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from .database import SessionLocal
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from .services.huya_service import cleanup_orphan_huya_tasks
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db = SessionLocal()
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try:
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cleaned = cleanup_orphan_huya_tasks(db, message="任务已中断（服务重启）")
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if cleaned:
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logger.info(f"启动清理虎牙残留任务: {cleaned} 条")
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finally:
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db.close()
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yield
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app = FastAPI(
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title="直播运营后台",
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version=get_app_version(),
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lifespan=lifespan,
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)
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# CORS（支持通过环境变量配置，逗号分隔；默认开发环境）
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_cors_env = os.getenv("CORS_ORIGINS", "")
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if _cors_env:
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_cors_origins = [o.strip() for o in _cors_env.split(",") if o.strip()]
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else:
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_cors_origins = ["http://localhost:5174", "http://localhost:5173", "http://localhost:3000"]
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app.add_middleware(
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CORSMiddleware,
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allow_origins=_cors_origins,
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# 安全响应头中间件
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class SecurityHeadersMiddleware(BaseHTTPMiddleware):
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async def dispatch(self, request: Request, call_next):
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response = await call_next(request)
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response.headers["X-Content-Type-Options"] = "nosniff"
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response.headers["X-Frame-Options"] = "DENY"
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response.headers["Referrer-Policy"] = "strict-origin-when-cross-origin"
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return response
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app.add_middleware(SecurityHeadersMiddleware)
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# 注册路由
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app.include_router(auth.router)
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app.include_router(users.router)
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app.include_router(accounts.router)
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app.include_router(account_check.router)
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app.include_router(login.router)
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app.include_router(proxy.router)
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app.include_router(cookies.router)
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app.include_router(huya.router)
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@app.get("/api/health")
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def health():
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return {"status": "ok"}
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@app.get("/api/app-info", response_model=AppInfo)
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def app_info():
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return AppInfo(version=get_app_version())
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# ---- 生产环境：serve 前端静态文件 ----
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# Docker 部署时前端构建产物会被复制到 web/frontend/dist
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_FRONTEND_DIST = Path(__file__).resolve().parents[2] / "web" / "frontend" / "dist"
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_INDEX_HTML = _FRONTEND_DIST / "index.html"
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if _INDEX_HTML.exists():
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# 挂载静态资源目录（js/css/图片等）
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_ASSETS_DIR = _FRONTEND_DIST / "assets"
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if _ASSETS_DIR.exists():
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app.mount("/assets", StaticFiles(directory=str(_ASSETS_DIR)), name="assets")
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@app.get("/{full_path:path}")
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async def serve_spa(full_path: str, request: Request):
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"""SPA fallback：非 /api 路径返回 index.html"""
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# 排除 API 路径
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if full_path.startswith("api"):
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return {"detail": "Not Found"}
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# 尝试返回静态文件（防护路径遍历）
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file_path = (_FRONTEND_DIST / full_path).resolve()
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try:
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file_path.relative_to(_FRONTEND_DIST.resolve())
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except ValueError:
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# 路径逃逸出 dist 目录，拒绝访问
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return {"detail": "Not Found"}
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if file_path.is_file():
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return FileResponse(str(file_path))
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# SPA fallback 到 index.html
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return FileResponse(str(_INDEX_HTML))
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def run():
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_reload = os.getenv("UVICORN_RELOAD", "false").lower() == "true"
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_port = int(os.getenv("BACKEND_PORT", "8800"))
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uvicorn.run("web.backend.main:app", host="0.0.0.0", port=_port, reload=_reload)
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if __name__ == "__main__":
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run()
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