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next-tjwater-server/app/main.py
T

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Python

from fastapi import FastAPI
from contextlib import asynccontextmanager
from fastapi.middleware.gzip import GZipMiddleware
from fastapi.middleware.cors import CORSMiddleware
import logging
from datetime import datetime
import app.services.project_info as project_info
from app.api.v1.router import api_router
from app.infra.db.timescaledb.database import db as tsdb
from app.infra.db.postgresql.database import db as pgdb
from app.services.tjnetwork import open_project
from app.core.config import settings
# 导入审计中间件
from app.infra.audit.middleware import AuditMiddleware
logger = logging.getLogger()
logger.setLevel(logging.INFO)
@asynccontextmanager
async def lifespan(app: FastAPI):
logger.info("**********************************************************")
logger.info(str(datetime.now()))
logger.info("TJWater CloudService is starting...")
logger.info("**********************************************************")
# 初始化数据库连接池
tsdb.init_pool()
pgdb.init_pool()
await tsdb.open()
await pgdb.open()
# 将数据库实例存储到 app.state,供依赖项使用
app.state.db = pgdb
logger.info("Database connection pool initialized and stored in app.state")
if project_info.name:
print(project_info.name)
open_project(project_info.name)
yield
# 清理资源
await tsdb.close()
await pgdb.close()
logger.info("Database connections closed")
app = FastAPI(
lifespan=lifespan,
title=settings.PROJECT_NAME,
description="TJWater Server - 供水管网智能管理系统",
version="1.0.0",
docs_url="/docs",
redoc_url="/redoc",
)
# 配置 CORS 中间件
app.add_middleware(
CORSMiddleware,
allow_origins=["*"], # 允许所有来源
allow_credentials=True, # 允许传递凭证(Cookie、HTTP 头等)
allow_methods=["*"], # 允许所有 HTTP 方法
allow_headers=["*"], # 允许所有 HTTP 头
)
app.add_middleware(GZipMiddleware, minimum_size=1000)
# 添加审计中间件(可选,记录关键操作)
# 如果需要启用审计日志,取消下面的注释
# app.add_middleware(AuditMiddleware)
# Include Routers
app.include_router(api_router, prefix="/api/v1")
# Legcy Routers without version prefix
app.include_router(api_router)