83 lines
2.3 KiB
Python
83 lines
2.3 KiB
Python
import logging
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from contextlib import asynccontextmanager
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from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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from app.core.config import settings
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from app.api.v1.api import api_router
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from app.db.session import AsyncSessionLocal
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from app.db.init_db import init_db
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# 配置日志
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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"""
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应用生命周期管理
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启动时初始化数据库（创建默认账户等）
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"""
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logger.info("DeepAudit 后端服务启动中...")
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# 初始化数据库（创建默认账户）
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# 注意：需要先运行 alembic upgrade head 创建表结构
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try:
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async with AsyncSessionLocal() as db:
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await init_db(db)
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logger.info("✓ 数据库初始化完成")
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except Exception as e:
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# 表不存在时静默跳过，等待用户运行数据库迁移
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error_msg = str(e)
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if "does not exist" in error_msg or "UndefinedTableError" in error_msg:
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logger.info("数据库表未创建，请先运行: alembic upgrade head")
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else:
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logger.warning(f"数据库初始化跳过: {e}")
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logger.info("=" * 50)
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logger.info("DeepAudit 后端服务已启动")
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logger.info(f"API 文档: http://localhost:8000/docs")
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logger.info("=" * 50)
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logger.info("演示账户: demo@example.com / demo123")
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logger.info("=" * 50)
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yield
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logger.info("DeepAudit 后端服务已关闭")
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app = FastAPI(
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title=settings.PROJECT_NAME,
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openapi_url=f"{settings.API_V1_STR}/openapi.json",
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lifespan=lifespan
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)
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# Configure CORS - Allow all origins in development
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"], # In production, replace with specific frontend URL
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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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app.include_router(api_router, prefix=settings.API_V1_STR)
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@app.get("/health")
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async def health_check():
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return {"status": "ok"}
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@app.get("/")
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async def root():
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return {
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"message": "Welcome to DeepAudit API",
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"docs": "/docs",
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"demo_account": {
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"email": "demo@example.com",
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"password": "demo123"
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}
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}
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