100 lines
2.9 KiB
Python
100 lines
2.9 KiB
Python
import json
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import os
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import uuid
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import time
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import multiprocessing
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import sys
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from contextlib import asynccontextmanager
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import uvicorn
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from fastapi import FastAPI
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from fastapi.staticfiles import StaticFiles
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from fastapi.middleware.cors import CORSMiddleware
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from routes.file_manager import router as file_manager_router
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import logging
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from utils.symlink_utils import setup_project_directories
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from utils.log_util.logger import init_with_fastapi
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# Import route modules
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from routes import chat, files, projects, system
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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"""FastAPI 应用生命周期管理"""
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# 启动时初始化
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logger.info("Starting up...")
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from agent.checkpoint_manager import (
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init_global_checkpointer,
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get_checkpointer_manager,
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close_global_checkpointer
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)
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from utils.settings import CHECKPOINT_CLEANUP_ENABLED
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await init_global_checkpointer()
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logger.info("Global checkpointer initialized")
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# 启动 checkpoint 清理调度器
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if CHECKPOINT_CLEANUP_ENABLED:
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manager = get_checkpointer_manager()
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# 启动时立即执行一次清理
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try:
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result = await manager.cleanup_old_dbs()
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logger.info(f"Startup cleanup completed: {result}")
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except Exception as e:
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logger.warning(f"Startup cleanup failed (non-fatal): {e}")
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# 启动定时清理调度器
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manager.start_cleanup_scheduler()
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logger.info("Checkpoint cleanup scheduler started")
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yield
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# 关闭时清理
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logger.info("Shutting down...")
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await close_global_checkpointer()
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logger.info("Global checkpointer closed")
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app = FastAPI(title="Database Assistant API", version="1.0.0", lifespan=lifespan)
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init_with_fastapi(app)
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logger = logging.getLogger('app')
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# Setup project directories and symbolic links
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setup_project_directories()
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# 挂载public文件夹为静态文件服务
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app.mount("/public", StaticFiles(directory="public"), name="static")
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# 添加CORS中间件，支持前端页面
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"], # 在生产环境中应该设置为具体的前端域名
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allow_credentials=True,
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allow_methods=["GET", "POST", "PUT", "DELETE", "OPTIONS", "HEAD", "PATCH"],
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allow_headers=[
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"Authorization", "Content-Type", "Accept", "Origin", "User-Agent",
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"DNT", "Cache-Control", "Range", "X-Requested-With"
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],
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)
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# Include all route modules
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app.include_router(chat.router)
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app.include_router(files.router)
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app.include_router(projects.router)
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app.include_router(system.router)
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# 注册文件管理API路由
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app.include_router(file_manager_router)
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if __name__ == "__main__":
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# 启动 FastAPI 应用
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logger.info("Starting FastAPI server...")
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logger.info("File Manager API available at: http://localhost:8001/api/v1/files")
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logger.info("Web Interface available at: http://localhost:8001/public/file-manager.html")
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uvicorn.run(app, host="0.0.0.0", port=8001)
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