154 lines
5.0 KiB
Python
154 lines
5.0 KiB
Python
import uvicorn
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import uuid
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import time
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import models.db as DB
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import nodes as F
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from fastapi import FastAPI, Depends, HTTPException
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from models.schemas.system import InitStatusResponse, InitConfigRequest, BaseResponse
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from models.schemas.user import LoginRequest, LoginResponse
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from core.config import load_init_config, save_init_config
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from core.db import init_tortoise, close_tortoise
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from core.logger import logger
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from contextlib import asynccontextmanager
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from fastapi.security import OAuth2PasswordBearer
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from apscheduler.schedulers.asyncio import AsyncIOScheduler
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# 简单的登陆状态存储
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sessions: dict[str, tuple[float, DB.User]] = {}
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oauth2_scheme = OAuth2PasswordBearer(tokenUrl="token")
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scheduler = AsyncIOScheduler()
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# 定时清理过期session
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def clear_session():
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TTL = 60 * 60 * 24 # 1天有效期
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now = time.time()
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expired_keys = [token for token, (expires_at, _) in sessions.items() if expires_at + TTL < now]
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for token in expired_keys:
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sessions.pop(token, None)
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if expired_keys:
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logger.info(f"清理过期 now: {now} session: {expired_keys}")
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def get_current_user(token:str = Depends(oauth2_scheme)) -> DB.User | None:
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if not token or token not in sessions:
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raise HTTPException(status_code=401, detail="用户未登陆")
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_, user = sessions[token]
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sessions[token] = time.time(), user
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return user
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async def is_init():
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init_config = await load_init_config()
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init_status = init_config.get("is_init")
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return init_status
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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# 数据库
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if await is_init():
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init_config = await load_init_config()
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await init_tortoise(init_config["db_type"], init_config, init_config.get("admin_password"))
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logger.info("初始化数据库")
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# 定时器
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scheduler.add_job(clear_session, "interval", seconds=5)
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scheduler.start()
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logger.info("初始化定时器")
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yield
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scheduler.shutdown()
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logger.info("关闭定时器")
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await close_tortoise()
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logger.info("关闭数据库")
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def create_app():
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app = FastAPI(title="Workflow API", version="1.0.0", lifespan=lifespan)
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@app.get("/")
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async def root():
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return {"message": "hello"}
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@app.get(
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"/check_init",
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tags=["System"],
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description="系统是否初始化",
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response_model=InitStatusResponse,
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)
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async def check_init():
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return InitStatusResponse(data=await is_init())
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@app.post(
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"/init_system",
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tags=["System"],
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description="系统初始化",
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response_model=InitStatusResponse,
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)
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async def init_system(request: InitConfigRequest):
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logger.info("init_system")
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try:
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init_config = await load_init_config()
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if init_config.get('is_init'):
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return InitStatusResponse(data=True)
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# 保存配置
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init_config["db_type"] = request.db_type
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init_config["db_host"] = request.db_host
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init_config["db_port"] = request.db_port
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init_config["db_user"] = request.db_user
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init_config["db_password"] = request.db_password
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init_config["db_name"] = request.db_name
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init_config["admin_password"] = request.admin_password
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init_config["is_init"] = True
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init_success = await init_tortoise(request.db_type, init_config, request.admin_password)
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if init_success:
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await save_init_config(init_config)
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return InitStatusResponse(data=True)
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return InitStatusResponse(success=False, message="初始化数据库失败")
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except Exception as e:
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return InitStatusResponse(success=False, message=str(e))
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@app.post("/login", tags=["User"], description="用户登录", response_model=LoginResponse)
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async def login(login_info: LoginRequest):
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user = await DB.User.filter(username=login_info.username, password=login_info.get_md5_password()).first()
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if user:
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token = uuid.uuid4().hex
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sessions[token] = time.time(), user
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logger.info(sessions)
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return LoginResponse(data={
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"token": token,
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"user": user.json(del_columns=["password"])
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})
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return LoginResponse(success=False, message="帐号或密码错误")
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@app.post("/logout", tags=["User"], description="退出登录", response_model=BaseResponse)
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async def logout(token:str):
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sessions.pop(token, None)
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logger.info(sessions)
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return BaseResponse()
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@app.post("/run", tags=["Flow"], description="执行命令", response_model=BaseResponse)
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async def flow_run(id: int):
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cmd_node = F.CMDNode()
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cmd_node.set_params({"cmd": "ls"})
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flow = F.AsyncFlow(cmd_node)
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flow.set_params({"cmd": """ls && pwd"""})
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await flow.run_async({})
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return BaseResponse()
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return app
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app = create_app()
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if __name__ == "__main__":
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uvicorn.run("main:app", host="0.0.0.0", port=8080, reload=True)
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