Files
MuMuAINovel/backend/app/mcp/status_sync.py
T
2026-01-09 17:13:19 +08:00

50 lines
1.6 KiB
Python

"""MCP插件状态同步服务
将内存中的会话状态变更同步到数据库,确保状态一致性。
"""
from typing import Dict, Any
from sqlalchemy import update
from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker
from app.models.mcp_plugin import MCPPlugin
from app.logger import get_logger
logger = get_logger(__name__)
async def sync_status_to_db(event: Dict[str, Any]):
"""
状态变更回调 - 同步到数据库
"""
user_id = event["user_id"]
plugin_name = event["plugin_name"]
new_status = event["new_status"]
reason = event.get("reason", "")
try:
from app.database import get_engine
engine = await get_engine(user_id)
AsyncSessionLocal = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
async with AsyncSessionLocal() as db:
stmt = (
update(MCPPlugin)
.where(MCPPlugin.user_id == user_id, MCPPlugin.plugin_name == plugin_name)
.values(status=new_status, last_error=reason if new_status == "error" else None)
)
await db.execute(stmt)
await db.commit()
logger.debug(f"✅ 状态已同步到数据库: {plugin_name} -> {new_status}")
except Exception as e:
logger.error(f"❌ 状态同步失败: {plugin_name}, 错误: {e}")
def register_status_sync():
"""注册状态同步回调到MCP客户端"""
from app.mcp import mcp_client
mcp_client.register_status_callback(sync_status_to_db)
logger.info("✅ MCP状态同步服务已注册")