openai api

agent_pool.py

@@ -0,0 +1,178 @@
+import asyncio
+from typing import List, Optional
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class AgentPool:
+    """助手实例池管理器"""
+    
+    def __init__(self, pool_size: int = 5):
+        """
+        初始化助手实例池
+        
+        Args:
+            pool_size: 池中实例的数量，默认5个
+        """
+        self.pool_size = pool_size
+        self.pool: asyncio.Queue = asyncio.Queue(maxsize=pool_size)
+        self.semaphore = asyncio.Semaphore(pool_size)
+        self.agents = []  # 保存所有创建的实例引用
+        
+    async def initialize(self, agent_factory):
+        """
+        初始化实例池，使用工厂函数创建助手实例
+        
+        Args:
+            agent_factory: 创建助手实例的工厂函数
+        """
+        logger.info(f"正在初始化助手实例池，大小: {self.pool_size}")
+        
+        for i in range(self.pool_size):
+            try:
+                agent = agent_factory()
+                await self.pool.put(agent)
+                self.agents.append(agent)
+                logger.info(f"助手实例 {i+1}/{self.pool_size} 创建成功")
+            except Exception as e:
+                logger.error(f"创建助手实例 {i+1} 失败: {e}")
+                raise
+        
+        logger.info("助手实例池初始化完成")
+    
+    async def get_agent(self, timeout: Optional[float] = 30.0):
+        """
+        获取空闲的助手实例
+        
+        Args:
+            timeout: 获取超时时间，默认30秒
+            
+        Returns:
+            助手实例
+            
+        Raises:
+            asyncio.TimeoutError: 获取超时
+        """
+        try:
+            # 使用信号量控制并发
+            await asyncio.wait_for(self.semaphore.acquire(), timeout=timeout)
+            # 从池中获取实例
+            agent = await asyncio.wait_for(self.pool.get(), timeout=timeout)
+            logger.debug(f"成功获取助手实例，剩余池大小: {self.pool.qsize()}")
+            return agent
+        except asyncio.TimeoutError:
+            logger.error(f"获取助手实例超时 ({timeout}秒)")
+            raise
+    
+    async def release_agent(self, agent):
+        """
+        释放助手实例回池
+        
+        Args:
+            agent: 要释放的助手实例
+        """
+        try:
+            await self.pool.put(agent)
+            self.semaphore.release()
+            logger.debug(f"释放助手实例，当前池大小: {self.pool.qsize()}")
+        except Exception as e:
+            logger.error(f"释放助手实例失败: {e}")
+            # 即使释放失败也要释放信号量
+            self.semaphore.release()
+    
+    def get_pool_stats(self) -> dict:
+        """
+        获取池状态统计信息
+        
+        Returns:
+            包含池状态信息的字典
+        """
+        return {
+            "pool_size": self.pool_size,
+            "available_agents": self.pool.qsize(),
+            "total_agents": len(self.agents),
+            "in_use_agents": len(self.agents) - self.pool.qsize()
+        }
+    
+    async def shutdown(self):
+        """关闭实例池，清理资源"""
+        logger.info("正在关闭助手实例池...")
+        
+        # 清空队列
+        while not self.pool.empty():
+            try:
+                agent = self.pool.get_nowait()
+                # 如果有清理方法，调用清理
+                if hasattr(agent, 'cleanup'):
+                    await agent.cleanup()
+            except asyncio.QueueEmpty:
+                break
+        
+        logger.info("助手实例池已关闭")
+
+
+# 全局实例池单例
+_global_agent_pool: Optional[AgentPool] = None
+
+
+def get_agent_pool() -> Optional[AgentPool]:
+    """获取全局助手实例池"""
+    return _global_agent_pool
+
+
+def set_agent_pool(pool: AgentPool):
+    """设置全局助手实例池"""
+    global _global_agent_pool
+    _global_agent_pool = pool
+
+
+async def init_global_agent_pool(pool_size: int = 5, agent_factory=None):
+    """
+    初始化全局助手实例池
+    
+    Args:
+        pool_size: 池大小
+        agent_factory: 实例工厂函数
+    """
+    global _global_agent_pool
+    
+    if _global_agent_pool is not None:
+        logger.warning("全局助手实例池已存在，跳过初始化")
+        return
+    
+    if agent_factory is None:
+        raise ValueError("必须提供 agent_factory 参数")
+    
+    _global_agent_pool = AgentPool(pool_size=pool_size)
+    await _global_agent_pool.initialize(agent_factory)
+    logger.info("全局助手实例池初始化完成")
+
+
+async def get_agent_from_pool(timeout: Optional[float] = 30.0):
+    """
+    从全局池获取助手实例
+    
+    Args:
+        timeout: 获取超时时间
+        
+    Returns:
+        助手实例
+    """
+    if _global_agent_pool is None:
+        raise RuntimeError("全局助手实例池未初始化")
+    
+    return await _global_agent_pool.get_agent(timeout)
+
+
+async def release_agent_to_pool(agent):
+    """
+    释放助手实例到全局池
+    
+    Args:
+        agent: 要释放的助手实例
+    """
+    if _global_agent_pool is None:
+        raise RuntimeError("全局助手实例池未初始化")
+    
+    await _global_agent_pool.release_agent(agent)

agent_prompt.txt

@@ -17,7 +17,7 @@
 
 ### 数据存储层次
 ```
-./data/
+[当前数据目录]/
 ├── [数据集文件夹]/
 │   ├── schema.json       # 倒排索引层
 │   ├── serialization.txt # 序列化数据层
@@ -28,7 +28,7 @@
 
 #### 1. 索引层 (schema.json)
 - **功能**：字段枚举值倒排索引，查询入口点
-- **访问方式**：`json-reader-get_all_keys({"file_path": "./data/[数据集文件夹]/schema.json", "key_path": "schema"})`
+- **访问方式**：`json-reader-get_all_keys({"file_path": "[当前数据目录]/[数据集文件夹]/schema.json", "key_path": "schema"})`
 - **数据结构**：
   ```json
   {
@@ -66,14 +66,14 @@
 **执行步骤**：
 1. **加载索引**：读取schema.json获取字段元数据
 2. **字段分析**：识别数值字段、文本字段、枚举字段
-3. **字段详情分析**：对于相关字段调用`json-reader-get_value({"file_path": "./data/[数据集文件夹]/schema.json", "key_path": "schema.[字段名]"})`查看具体的枚举值和取值范围
+3. **字段详情分析**：对于相关字段调用`json-reader-get_value({"file_path": "[当前数据目录]/[数据集文件夹]/schema.json", "key_path": "schema.[字段名]"})`查看具体的枚举值和取值范围
 4. **策略制定**：基于查询条件选择最优检索路径
 5. **范围预估**：评估各条件的数据分布和选择度
 
 ### 阶段2：精准数据匹配
 **目标**：从序列化数据中提取符合条件的记录
 **执行步骤**：
-1. **预检查**：`ripgrep-count-matches({"path": "./data/[数据集文件夹]/serialization.txt", "pattern": "匹配模式"})`
+1. **预检查**：`ripgrep-count-matches({"path": "[当前数据目录]/[数据集文件夹]/serialization.txt", "pattern": "匹配模式"})`
 2. **智能限流**：
    - 匹配数 > 1000：增加过滤条件，重新预检查
    - 匹配数 100-1000：`ripgrep-search({"maxResults": 30})`
@@ -193,3 +193,5 @@ query_pattern = simple_field_match(conditions[0])  # 先匹配主要条件
 ---
 
 **执行提醒**：始终使用完整的文件路径参数调用工具，确保数据访问的准确性和安全性。在查询执行过程中，动态调整策略以适应不同的数据特征和查询需求。
+
+**重要说明**：所有文件路径中的 `[当前数据目录]` 将通过系统消息动态提供，请根据实际的数据目录路径进行操作。

fastapi_app.py

@@ -1,62 +1,247 @@
-from typing import Optional
+import json
+import os
+from typing import AsyncGenerator, Dict, List, Optional, Union
 
 import uvicorn
-from fastapi import FastAPI, HTTPException
+from fastapi import BackgroundTasks, FastAPI, HTTPException
+from fastapi.responses import StreamingResponse
 from pydantic import BaseModel
+from qwen_agent.llm.schema import ASSISTANT, FUNCTION
 
-from gbase_agent import init_agent_service
+
+# 自定义版本，不需要text参数，不打印到终端
+def get_content_from_messages(messages: List[dict]) -> str:
+    full_text = ''
+    content = []
+    TOOL_CALL_S = '[TOOL_CALL]'
+    TOOL_RESULT_S = '[TOOL_RESPONSE]'
+    THOUGHT_S = '[THINK]'
+    ANSWER_S = '[ANSWER]'
+    
+    for msg in messages:
+        if msg['role'] == ASSISTANT:
+            if msg.get('reasoning_content'):
+                assert isinstance(msg['reasoning_content'], str), 'Now only supports text messages'
+                content.append(f'{THOUGHT_S}\n{msg["reasoning_content"]}')
+            if msg.get('content'):
+                assert isinstance(msg['content'], str), 'Now only supports text messages'
+                content.append(f'{ANSWER_S}\n{msg["content"]}')
+            if msg.get('function_call'):
+                content.append(f'{TOOL_CALL_S} {msg["function_call"]["name"]}\n{msg["function_call"]["arguments"]}')
+        elif msg['role'] == FUNCTION:
+            content.append(f'{TOOL_RESULT_S} {msg["name"]}\n{msg["content"]}')
+        else:
+            raise TypeError
+    if content:
+        full_text = '\n'.join(content)
+
+    return full_text
+
+from agent_pool import (get_agent_from_pool, init_global_agent_pool,
+                        release_agent_to_pool)
+from gbase_agent import init_agent_service_universal, update_agent_llm
+from project_config import project_manager
 
 app = FastAPI(title="Database Assistant API", version="1.0.0")
 
-# Initialize agent globally at startup
-bot = init_agent_service()
+# 全局助手实例池，在应用启动时初始化
+agent_pool_size = int(os.getenv("AGENT_POOL_SIZE", "1"))
 
 
-class QueryRequest(BaseModel):
-    question: str
+class Message(BaseModel):
+    role: str
+    content: str
+
+
+class ChatRequest(BaseModel):
+    messages: List[Message]
+    model: str = "qwen3-next"
+    api_key: Optional[str] = None
+    extra: Optional[Dict] = None
+    stream: Optional[bool] = False
     file_url: Optional[str] = None
 
 
-class QueryResponse(BaseModel):
-    answer: str
+class ChatResponse(BaseModel):
+    choices: List[Dict]
+    usage: Optional[Dict] = None
 
 
-@app.post("/query", response_model=QueryResponse)
-async def query_database(request: QueryRequest):
-    """
-    Process a database query using the assistant agent.
+class ChatStreamResponse(BaseModel):
+    choices: List[Dict]
+    usage: Optional[Dict] = None
 
-    Args:
-        request: QueryRequest containing the query and optional file URL
 
-    Returns:
-        QueryResponse containing the assistant's response
-    """
+async def generate_stream_response(agent, messages, request) -> AsyncGenerator[str, None]:
+    """生成流式响应"""
+    accumulated_content = ""
+    accumulated_args = ""
+    chunk_id = 0
     try:
-        messages = []
+        for response in agent.run(messages=messages):
+            previous_content = accumulated_content
+            accumulated_content = get_content_from_messages(response)
             
-        if request.file_url:
-            messages.append(
-                {
-                    "role": "user",
-                    "content": [{"text":"使用sqlite数据库，用日语回答下面问题："+request.question}, {"file": request.file_url}],
+            # 计算新增的内容
+            if accumulated_content.startswith(previous_content):
+                new_content = accumulated_content[len(previous_content):]
+            else:
+                new_content = accumulated_content
+                previous_content = ""
+            
+            # 只有当有新内容时才发送chunk
+            if new_content:
+                chunk_id += 1
+                # 构造OpenAI格式的流式响应
+                chunk_data = {
+                    "id": f"chatcmpl-{chunk_id}",
+                    "object": "chat.completion.chunk",
+                    "created": int(__import__('time').time()),
+                    "model": request.model,
+                    "choices": [{
+                        "index": 0,
+                        "delta": {
+                            "content": new_content
+                        },
+                        "finish_reason": None
+                    }]
                 }
-            )
-        else:
-            messages.append({"role": "user", "content": request.question})
                     
-        responses = []
-        for response in bot.run(messages):
-            responses.append(response)
+                yield f"data: {json.dumps(chunk_data, ensure_ascii=False)}\n\n"
         
-        if responses:
-            final_response = responses[-1][-1]
-            return QueryResponse(answer=final_response["content"])
-        else:
-            raise HTTPException(status_code=500, detail="No response from agent")
+        # 发送最终完成标记
+        final_chunk = {
+            "id": f"chatcmpl-{chunk_id + 1}",
+            "object": "chat.completion.chunk",
+            "created": int(__import__('time').time()),
+            "model": request.model,
+            "choices": [{
+                "index": 0,
+                "delta": {},
+                "finish_reason": "stop"
+            }]
+        }
+        yield f"data: {json.dumps(final_chunk, ensure_ascii=False)}\n\n"
+        
+        # 发送结束标记
+        yield "data: [DONE]\n\n"
         
     except Exception as e:
+        import traceback
+        error_details = traceback.format_exc()
+        print(f"Error in generate_stream_response: {str(e)}")
+        print(f"Full traceback: {error_details}")
+        
+        error_data = {
+            "error": {
+                "message": f"Stream error: {str(e)}",
+                "type": "internal_error"
+            }
+        }
+        yield f"data: {json.dumps(error_data, ensure_ascii=False)}\n\n"
+
+
+@app.post("/chat/completions")
+async def chat_completions(request: ChatRequest):
+    """
+    Chat completions API similar to OpenAI, supports both streaming and non-streaming
+    
+    Args:
+        request: ChatRequest containing messages, model, project_id in extra field, etc.
+        
+    Returns:
+        Union[ChatResponse, StreamingResponse]: Chat completion response or stream
+    """
+    agent = None
+    try:
+        # 从extra字段中获取project_id
+        if not request.extra or 'project_id' not in request.extra:
+            raise HTTPException(status_code=400, detail="project_id is required in extra field")
+        
+        project_id = request.extra['project_id']
+        
+        # 验证项目访问权限
+        if not project_manager.validate_project_access(project_id):
+            raise HTTPException(status_code=404, detail=f"Project {project_id} not found or inactive")
+        
+        # 获取项目数据目录
+        project_dir = project_manager.get_project_dir(project_id)
+        
+        # 从实例池获取助手实例
+        agent = await get_agent_from_pool(timeout=30.0)
+        
+        # 准备LLM配置，从extra字段中移除project_id
+        llm_extra = request.extra.copy() if request.extra else {}
+        llm_extra.pop('project_id', None)  # 移除project_id，不传递给LLM
+        
+        # 动态设置请求的模型，支持从接口传入api_key和extra参数
+        update_agent_llm(agent, request.model, request.api_key, llm_extra)
+        
+        # 构建包含项目信息的消息上下文
+        messages = [
+            # 项目信息系统消息
+            {
+                "role": "user",
+                "content": f"当前项目ID: {project_id}，数据目录: {project_dir}。所有文件路径中的 '[当前数据目录]' 请替换为: {project_dir}"
+            },
+            # 用户消息批量转换
+            *[{"role": msg.role, "content": msg.content} for msg in request.messages]
+        ]
+        
+        # 根据stream参数决定返回流式还是非流式响应
+        if request.stream:
+            return StreamingResponse(
+                generate_stream_response(agent, messages, request),
+                media_type="text/event-stream",
+                headers={"Cache-Control": "no-cache", "Connection": "keep-alive"}
+            )
+        else:
+            # 非流式响应
+            final_responses = agent.run_nonstream(messages)
+            
+            if final_responses and len(final_responses) > 0:
+                # 取最后一个响应
+                final_response = final_responses[-1]
+                
+                # 如果返回的是Message对象，需要转换为字典
+                if hasattr(final_response, 'model_dump'):
+                    final_response = final_response.model_dump()
+                elif hasattr(final_response, 'dict'):
+                    final_response = final_response.dict()
+                
+                content = final_response.get("content", "")
+                
+                # 构造OpenAI格式的响应
+                return ChatResponse(
+                    choices=[{
+                        "index": 0,
+                        "message": {
+                            "role": "assistant",
+                            "content": content
+                        },
+                        "finish_reason": "stop"
+                    }],
+                    usage={
+                        "prompt_tokens": sum(len(msg.content) for msg in request.messages),
+                        "completion_tokens": len(content),
+                        "total_tokens": sum(len(msg.content) for msg in request.messages) + len(content)
+                    }
+                )
+            else:
+                raise HTTPException(status_code=500, detail="No response from agent")
+
+    except Exception as e:
+        import traceback
+        error_details = traceback.format_exc()
+        print(f"Error in chat_completions: {str(e)}")
+        print(f"Full traceback: {error_details}")
         raise HTTPException(status_code=500, detail=f"Internal server error: {str(e)}")
+    finally:
+        # 确保释放助手实例回池
+        if agent is not None:
+            await release_agent_to_pool(agent)
+
+
 
 
 @app.get("/")
@@ -65,6 +250,53 @@ async def root():
     return {"message": "Database Assistant API is running"}
 
 
+@app.get("/system/status")
+async def system_status():
+    """获取系统状态信息"""
+    from agent_pool import get_agent_pool
+    
+    pool = get_agent_pool()
+    pool_stats = pool.get_pool_stats() if pool else {"pool_size": 0, "available_agents": 0, "total_agents": 0, "in_use_agents": 0}
+    
+    return {
+        "status": "running",
+        "storage_type": "Agent Pool API",
+        "agent_pool": {
+            "pool_size": pool_stats["pool_size"],
+            "available_agents": pool_stats["available_agents"],
+            "total_agents": pool_stats["total_agents"],
+            "in_use_agents": pool_stats["in_use_agents"]
+        }
+    }
+
+
+@app.on_event("startup")
+async def startup_event():
+    """应用启动时初始化助手实例池"""
+    print(f"正在启动FastAPI应用，初始化助手实例池（大小: {agent_pool_size}）...")
+    
+    try:
+        def agent_factory():
+            return init_agent_service_universal()
+        
+        await init_global_agent_pool(pool_size=agent_pool_size, agent_factory=agent_factory)
+        print("助手实例池初始化完成！")
+    except Exception as e:
+        print(f"助手实例池初始化失败: {e}")
+        raise
+
+
+@app.on_event("shutdown")
+async def shutdown_event():
+    """应用关闭时清理实例池"""
+    print("正在关闭应用，清理助手实例池...")
+    
+    from agent_pool import get_agent_pool
+    pool = get_agent_pool()
+    if pool:
+        await pool.shutdown()
+    print("助手实例池清理完成！")
+
+
 if __name__ == "__main__":
     uvicorn.run(app, host="0.0.0.0", port=8000)
-

gbase_agent.py

@@ -16,7 +16,6 @@
 
 import argparse
 import asyncio
-import copy
 import json
 import os
 from typing import Dict, List, Optional, Union
@@ -30,118 +29,6 @@ from qwen_agent.utils.output_beautify import typewriter_print
 ROOT_RESOURCE = os.path.join(os.path.dirname(__file__), "resource")
 
 
-class GPT4OChat(TextChatAtOAI):
-    """自定义 GPT-4o 聊天类，修复 tool_call_id 问题"""
-    
-    def convert_messages_to_dicts(self, messages: List[Message]) -> List[dict]:
-        # 使用父类方法进行基础转换
-        messages = super().convert_messages_to_dicts(messages)
-        
-        # 应用修复后的消息转换
-        messages = self._fixed_conv_qwen_agent_messages_to_oai(messages)
-        
-        return messages
-    
-    @staticmethod
-    def _fixed_conv_qwen_agent_messages_to_oai(messages: List[Union[Message, Dict]]):
-        """修复后的消息转换方法，确保 tool 消息包含 tool_call_id 字段"""
-        new_messages = []
-        i = 0
-        
-        while i < len(messages):
-            msg = messages[i]
-            
-            if msg['role'] == ASSISTANT:
-                # 处理 assistant 消息
-                assistant_msg = {'role': 'assistant'}
-                
-                # 设置 content
-                content = msg.get('content', '')
-                if isinstance(content, (list, dict)):
-                    assistant_msg['content'] = json.dumps(content, ensure_ascii=False)
-                elif content is None:
-                    assistant_msg['content'] = ''
-                else:
-                    assistant_msg['content'] = content
-                
-                # 设置 reasoning_content
-                if msg.get('reasoning_content'):
-                    assistant_msg['reasoning_content'] = msg['reasoning_content']
-                
-                # 检查是否需要构造 tool_calls
-                has_tool_call = False
-                tool_calls = []
-                
-                # 情况1：当前消息有 function_call
-                if msg.get('function_call'):
-                    has_tool_call = True
-                    tool_calls.append({
-                        'id': msg.get('extra', {}).get('function_id', '1'),
-                        'type': 'function',
-                        'function': {
-                            'name': msg['function_call']['name'],
-                            'arguments': msg['function_call']['arguments']
-                        }
-                    })
-                
-                # 注意：不再为孤立的 tool 消息构造虚假的 tool_call
-                
-                if has_tool_call:
-                    assistant_msg['tool_calls'] = tool_calls
-                    new_messages.append(assistant_msg)
-                    
-                    # 检查后续是否有对应的 tool 消息
-                    if i + 1 < len(messages) and messages[i + 1]['role'] == 'tool':
-                        tool_msg = copy.deepcopy(messages[i + 1])
-                        # 确保 tool_call_id 匹配
-                        tool_msg['tool_call_id'] = tool_calls[0]['id']
-                        # 移除多余字段
-                        for field in ['id', 'extra', 'function_call']:
-                            if field in tool_msg:
-                                del tool_msg[field]
-                        # 确保 content 有效且为字符串
-                        content = tool_msg.get('content', '')
-                        if isinstance(content, (list, dict)):
-                            tool_msg['content'] = json.dumps(content, ensure_ascii=False)
-                        elif content is None:
-                            tool_msg['content'] = ''
-                        new_messages.append(tool_msg)
-                        i += 2
-                    else:
-                        i += 1
-                else:
-                    new_messages.append(assistant_msg)
-                    i += 1
-                    
-            elif msg['role'] == 'tool':
-                # 孤立的 tool 消息，转换为 assistant + user 消息序列
-                # 首先添加一个包含工具结果的 assistant 消息
-                assistant_result = {'role': 'assistant'}
-                content = msg.get('content', '')
-                if isinstance(content, (list, dict)):
-                    content = json.dumps(content, ensure_ascii=False)
-                assistant_result['content'] = f"工具查询结果: {content}"
-                new_messages.append(assistant_result)
-                
-                # 然后添加一个 user 消息来继续对话
-                new_messages.append({'role': 'user', 'content': '请继续分析以上结果'})
-                i += 1
-                
-            else:
-                # 处理其他角色消息
-                new_msg = copy.deepcopy(msg)
-                
-                # 确保 content 有效且为字符串
-                content = new_msg.get('content', '')
-                if isinstance(content, (list, dict)):
-                    new_msg['content'] = json.dumps(content, ensure_ascii=False)
-                elif content is None:
-                    new_msg['content'] = ''
-                
-                new_messages.append(new_msg)
-                i += 1
-        
-        return new_messages
 
 
 def read_mcp_settings():
@@ -150,107 +37,70 @@ def read_mcp_settings():
     return mcp_settings_json
 
 
+def read_mcp_settings_with_project_restriction(project_data_dir: str):
+    """读取MCP配置并添加项目目录限制"""
+    with open("./mcp/mcp_settings.json", "r") as f:
+        mcp_settings_json = json.load(f)
+    
+    # 为json-reader添加项目目录限制
+    for server_config in mcp_settings_json:
+        if "mcpServers" in server_config:
+            for server_name, server_info in server_config["mcpServers"].items():
+                if server_name == "json-reader":
+                    # 添加环境变量来传递项目目录限制
+                    if "env" not in server_info:
+                        server_info["env"] = {}
+                    server_info["env"]["PROJECT_DATA_DIR"] = project_data_dir
+                    server_info["env"]["PROJECT_ID"] = project_data_dir.split("/")[-2] if "/" in project_data_dir else "default"
+                    break
+    
+    return mcp_settings_json
+
+
 def read_system_prompt():
     with open("./agent_prompt.txt", "r", encoding="utf-8") as f:
         return f.read().strip()
 
 
+def read_system_prompt():
+    """读取通用的无状态系统prompt"""
+    with open("./agent_prompt.txt", "r", encoding="utf-8") as f:
+        return f.read().strip()
+
+
 def init_agent_service():
-    llm_cfg = {
-        "llama-33": {
-            "model": "gbase-llama-33",
-            "model_server": "http://llmapi:9009/v1",
-            "api_key": "any",
-        },
-        "gpt-oss-120b": {
-            "model": "openai/gpt-oss-120b",
-            "model_server": "https://openrouter.ai/api/v1",  # base_url, also known as api_base
-            "api_key": "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",
+    """默认初始化函数，保持向后兼容"""
+    return init_agent_service_universal("qwen3-next")
 
-            "generate_cfg": {
-                "use_raw_api": True,  # GPT-OSS true ,Qwen false
-                "fncall_prompt_type": "nous",  # 使用 nous 风格的函数调用提示
-            }
-        },
 
-        "claude-3.7": {
-            "model": "claude-3-7-sonnet-20250219",
-            "model_server": "https://one.felo.me/v1",
-            "api_key": "sk-9gtHriq7C3jAvepq5dA0092a5cC24a54Aa83FbC99cB88b21-2",
-            "generate_cfg": {
-              "use_raw_api": True,  # GPT-OSS true ,Qwen false
-            },
-        },
-        "gpt-4o": {
-            "model": "gpt-4o",
-            "model_server": "https://one-dev.felo.me/v1",
-            "api_key": "sk-hsKClH0Z695EkK5fDdB2Ec2fE13f4fC1B627BdBb8e554b5b-4",
-            "generate_cfg": {
-              "use_raw_api": True,  # 启用 raw_api 但使用自定义类修复 tool_call_id 问题
-              "fncall_prompt_type": "nous",  # 使用 nous 风格的函数调用提示
-            },
-        },
-        "Gpt-4o-back": {
-            "model_type": "oai",  # 使用 oai 类型以便使用自定义类
-            "model": "gpt-4o",
-            "model_server": "https://one-dev.felo.me/v1",
-            "api_key": "sk-hsKClH0Z695EkK5fDdB2Ec2fE13f4fC1B627BdBb8e554b5b-4",
-            "generate_cfg": {
-              "use_raw_api": True,  # 启用 raw_api 但使用自定义类修复 tool_call_id 问题
-              "fncall_prompt_type": "nous",  # 使用 nous 风格的函数调用提示
-            },
-            # 使用自定义的 GPT4OChat 类
-            "llm_class": GPT4OChat,
-        },
+def read_llm_config():
+    """读取LLM配置文件"""
+    with open("./llm_config.json", "r") as f:
+        return json.load(f)
 
-        "glm-45": {
-            "model_server": "https://open.bigmodel.cn/api/paas/v4",
-            "api_key": "0c9cbaca9d2bbf864990f1e1decdf340.dXRMsZCHTUbPQ0rm",
-            "model": "glm-4.5",
-            "generate_cfg": {
-                "use_raw_api": True,  # GPT-OSS true ,Qwen false
-            },
-        },
-        "qwen3-next": {
-            "model": "qwen/qwen3-next-80b-a3b-instruct",
-            "model_server": "https://openrouter.ai/api/v1",  # base_url, also known as api_base
-            "api_key": "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",
 
-        },
-        "deepresearch": {
-            "model": "alibaba/tongyi-deepresearch-30b-a3b",
-            "model_server": "https://openrouter.ai/api/v1",  # base_url, also known as api_base
-            "api_key": "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",
-        },
+def init_agent_service_with_project(project_id: str, project_data_dir: str, model_name: str = "qwen3-next"):
+    """支持项目目录的agent初始化函数 - 保持向后兼容"""
+    llm_cfg = read_llm_config()
       
-        "qwen3-coder":{
-            "model": "Qwen/Qwen3-Coder-30B-A3B-Instruct",
-            "model_server": "https://api-inference.modelscope.cn/v1",  # base_url, also known as api_base
-            "api_key": "ms-92027446-2787-4fd6-af01-f002459ec556",
-        },
-        "openrouter-gpt4o":{
-            "model": "openai/gpt-4o",
-            "model_server": "https://openrouter.ai/api/v1",  # base_url, also known as api_base
-            "api_key": "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",
-            "generate_cfg": {
-                "use_raw_api": True,  # GPT-OSS true ,Qwen false
-		        "fncall_prompt_type": "nous",  # 使用 nous 风格的函数调用提示
-            },
-        }
-    }
+    # 读取通用的系统prompt（无状态）
     system = read_system_prompt()
 
-    # 暂时禁用 MCP 工具以测试 GPT-4o
-    tools = read_mcp_settings()
-    # 使用自定义的 GPT-4o 配置
-    llm_instance = llm_cfg["qwen3-next"]
+    # 读取MCP工具配置
+    tools = read_mcp_settings_with_project_restriction(project_data_dir)
+    
+    # 使用指定的模型配置
+    if model_name not in llm_cfg:
+        raise ValueError(f"Model '{model_name}' not found in llm_config.json. Available models: {list(llm_cfg.keys())}")
+    
+    llm_instance = llm_cfg[model_name]
     if "llm_class" in llm_instance:
         llm_instance = llm_instance.get("llm_class", TextChatAtOAI)(llm_instance)
 
     bot = Assistant(
-        llm=llm_instance,  # 使用自定义的 GPT-4o 实例
-        name="数据库助手",
-        description="数据库查询",
+        llm=llm_instance,  # 使用指定的模型实例
+        name=f"数据库助手-{project_id}",
+        description=f"项目 {project_id} 数据库查询",
         system_message=system,
         function_list=tools,
     )
@@ -258,6 +108,62 @@ def init_agent_service():
     return bot
 
 
+def init_agent_service_universal():
+    """创建无状态的通用助手实例（使用默认LLM，可动态切换）"""
+    llm_cfg = read_llm_config()
+    
+    # 读取通用的系统prompt（无状态）
+    system = read_system_prompt()
+    
+    # 读取基础的MCP工具配置（不包含项目限制）
+    tools = read_mcp_settings()
+
+    # 使用默认模型创建助手实例
+    default_model = "qwen3-next"  # 默认模型
+    if default_model not in llm_cfg:
+        # 如果默认模型不存在，使用第一个可用模型
+        default_model = list(llm_cfg.keys())[0]
+    
+    llm_instance = llm_cfg[default_model]
+    if "llm_class" in llm_instance:
+        llm_instance = llm_instance.get("llm_class", TextChatAtOAI)(llm_instance)
+
+    bot = Assistant(
+        llm=llm_instance,  # 使用默认LLM初始化
+        name="通用数据检索助手",
+        description="无状态通用数据检索助手",
+        system_message=system,
+        function_list=tools,
+    )
+
+    return bot
+
+
+def update_agent_llm(agent, model_name: str, api_key: str = None, extra: Dict = None):
+    """动态更新助手实例的LLM，支持从接口传入参数"""
+
+    # 获取基础配置
+    llm_config =  {
+        "model": model_name,
+        "api_key": api_key,
+    }
+    # 如果接口传入了extra参数，则合并到配置中
+    if extra is not None:
+        llm_config.update(extra)
+    
+    # 创建LLM实例，确保不是字典
+    if "llm_class" in llm_config:
+        llm_instance = llm_config.get("llm_class", TextChatAtOAI)(llm_config)
+    else:
+        # 使用默认的 TextChatAtOAI 类
+        llm_instance = TextChatAtOAI(llm_config)
+    
+    # 动态设置LLM
+    agent.llm = llm_instance
+    
+    return agent
+
+
 def test(query="数据库里有几张表"):
     # Define the agent
     bot = init_agent_service()

llm_config.json

@@ -0,0 +1,65 @@
+{
+    "llama-33": {
+        "model": "gbase-llama-33",
+        "model_server": "http://llmapi:9009/v1",
+        "api_key": "any"
+    },
+    "gpt-oss-120b": {
+        "model": "openai/gpt-oss-120b",
+        "model_server": "https://openrouter.ai/api/v1",
+        "api_key": "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",
+        "generate_cfg": {
+            "use_raw_api": true,
+            "fncall_prompt_type": "nous"
+        }
+    },
+    "claude-3.7": {
+        "model": "claude-3-7-sonnet-20250219",
+        "model_server": "https://one.felo.me/v1",
+        "api_key": "sk-9gtHriq7C3jAvepq5dA0092a5cC24a54Aa83FbC99cB88b21-2",
+        "generate_cfg": {
+            "use_raw_api": true
+        }
+    },
+    "gpt-4o": {
+        "model": "gpt-4o",
+        "model_server": "https://one-dev.felo.me/v1",
+        "api_key": "sk-hsKClH0Z695EkK5fDdB2Ec2fE13f4fC1B627BdBb8e554b5b-4",
+        "generate_cfg": {
+            "use_raw_api": true,
+            "fncall_prompt_type": "nous"
+        }
+    },
+    "glm-45": {
+        "model_server": "https://open.bigmodel.cn/api/paas/v4",
+        "api_key": "0c9cbaca9d2bbf864990f1e1decdf340.dXRMsZCHTUbPQ0rm",
+        "model": "glm-4.5",
+        "generate_cfg": {
+            "use_raw_api": true
+        }
+    },
+    "qwen3-next": {
+        "model": "qwen/qwen3-next-80b-a3b-instruct",
+        "model_server": "https://openrouter.ai/api/v1",
+        "api_key": "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"
+    },
+    "deepresearch": {
+        "model": "alibaba/tongyi-deepresearch-30b-a3b",
+        "model_server": "https://openrouter.ai/api/v1",
+        "api_key": "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"
+    },
+    "qwen3-coder": {
+        "model": "Qwen/Qwen3-Coder-30B-A3B-Instruct",
+        "model_server": "https://api-inference.modelscope.cn/v1",
+        "api_key": "ms-92027446-2787-4fd6-af01-f002459ec556"
+    },
+    "openrouter-gpt4o": {
+        "model": "openai/gpt-4o",
+        "model_server": "https://openrouter.ai/api/v1",
+        "api_key": "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",
+        "generate_cfg": {
+            "use_raw_api": true,
+            "fncall_prompt_type": "nous"
+        }
+    }
+}

mcp/directory_tree_wrapper_server.py

@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+"""
+目录树 MCP包装器服务器
+提供安全的目录结构查看功能，限制在项目目录内
+"""
+
+import asyncio
+import json
+import sys
+from mcp_wrapper import handle_wrapped_request
+
+
+async def main():
+    """主入口点"""
+    try:
+        while True:
+            # 从stdin读取
+            line = await asyncio.get_event_loop().run_in_executor(None, sys.stdin.readline)
+            if not line:
+                break
+            
+            line = line.strip()
+            if not line:
+                continue
+            
+            try:
+                request = json.loads(line)
+                response = await handle_wrapped_request(request, "directory-tree-wrapper")
+                
+                # 写入stdout
+                sys.stdout.write(json.dumps(response) + "\n")
+                sys.stdout.flush()
+            
+            except json.JSONDecodeError:
+                error_response = {
+                    "jsonrpc": "2.0",
+                    "error": {
+                        "code": -32700,
+                        "message": "Parse error"
+                    }
+                }
+                sys.stdout.write(json.dumps(error_response) + "\n")
+                sys.stdout.flush()
+            
+            except Exception as e:
+                error_response = {
+                    "jsonrpc": "2.0",
+                    "error": {
+                        "code": -32603,
+                        "message": f"Internal error: {str(e)}"
+                    }
+                }
+                sys.stdout.write(json.dumps(error_response) + "\n")
+                sys.stdout.flush()
+    
+    except KeyboardInterrupt:
+        pass
+
+
+if __name__ == "__main__":
+    asyncio.run(main())

mcp/json_reader_server.py

@@ -12,6 +12,32 @@ import sys
 import asyncio
 from typing import Any, Dict, List
 
+
+def validate_file_path(file_path: str, allowed_dir: str) -> str:
+    """验证文件路径是否在允许的目录内"""
+    # 转换为绝对路径
+    if not os.path.isabs(file_path):
+        file_path = os.path.abspath(file_path)
+    
+    allowed_dir = os.path.abspath(allowed_dir)
+    
+    # 检查路径是否在允许的目录内
+    if not file_path.startswith(allowed_dir):
+        raise ValueError(f"访问被拒绝: 路径 {file_path} 不在允许的目录 {allowed_dir} 内")
+    
+    # 检查路径遍历攻击
+    if ".." in file_path:
+        raise ValueError(f"访问被拒绝: 检测到路径遍历攻击尝试")
+    
+    return file_path
+
+
+def get_allowed_directory():
+    """获取允许访问的目录"""
+    # 从环境变量读取项目数据目录
+    project_dir = os.getenv("PROJECT_DATA_DIR", "./projects")
+    return os.path.abspath(project_dir)
+
 async def handle_request(request: Dict[str, Any]) -> Dict[str, Any]:
     """Handle MCP request"""
     try:
@@ -130,9 +156,9 @@ async def handle_request(request: Dict[str, Any]) -> Dict[str, Any]:
                     }
                 
                 try:
-                    # Convert relative path to absolute path
-                    if not os.path.isabs(file_path):
-                        file_path = os.path.abspath(file_path)
+                    # 验证文件路径是否在允许的目录内
+                    allowed_dir = get_allowed_directory()
+                    file_path = validate_file_path(file_path, allowed_dir)
                     
                     with open(file_path, 'r', encoding='utf-8') as f:
                         data = json.load(f)
@@ -222,9 +248,9 @@ async def handle_request(request: Dict[str, Any]) -> Dict[str, Any]:
                     }
                 
                 try:
-                    # Convert relative path to absolute path
-                    if not os.path.isabs(file_path):
-                        file_path = os.path.abspath(file_path)
+                    # 验证文件路径是否在允许的目录内
+                    allowed_dir = get_allowed_directory()
+                    file_path = validate_file_path(file_path, allowed_dir)
                     
                     with open(file_path, 'r', encoding='utf-8') as f:
                         data = json.load(f)
@@ -307,9 +333,9 @@ async def handle_request(request: Dict[str, Any]) -> Dict[str, Any]:
                     }
                 
                 try:
-                    # Convert relative path to absolute path
-                    if not os.path.isabs(file_path):
-                        file_path = os.path.abspath(file_path)
+                    # 验证文件路径是否在允许的目录内
+                    allowed_dir = get_allowed_directory()
+                    file_path = validate_file_path(file_path, allowed_dir)
                     
                     with open(file_path, 'r', encoding='utf-8') as f:
                         data = json.load(f)

mcp/mcp_settings.json

@@ -8,13 +8,6 @@
           "@andredezzy/deep-directory-tree-mcp"
         ]
       },
-      "mcp-server-code-runner": {
-        "command": "npx",
-        "args": [
-          "-y",
-          "mcp-server-code-runner@latest"
-        ]
-      },
       "ripgrep": {
         "command": "npx",
         "args": [

mcp/mcp_wrapper.py

@@ -0,0 +1,308 @@
+#!/usr/bin/env python3
+"""
+通用MCP工具包装器
+为所有MCP工具提供目录访问控制和安全限制
+"""
+
+import os
+import sys
+import json
+import asyncio
+import subprocess
+from typing import Dict, Any, Optional
+from pathlib import Path
+
+
+class MCPSecurityWrapper:
+    """MCP安全包装器"""
+    
+    def __init__(self, allowed_directory: str):
+        self.allowed_directory = os.path.abspath(allowed_directory)
+        self.project_id = os.getenv("PROJECT_ID", "default")
+    
+    def validate_path(self, path: str) -> str:
+        """验证路径是否在允许的目录内"""
+        if not os.path.isabs(path):
+            path = os.path.abspath(path)
+        
+        # 规范化路径
+        path = os.path.normpath(path)
+        
+        # 检查路径遍历
+        if ".." in path.split(os.sep):
+            raise ValueError(f"路径遍历攻击被阻止: {path}")
+        
+        # 检查是否在允许的目录内
+        if not path.startswith(self.allowed_directory):
+            raise ValueError(f"访问被拒绝: {path} 不在允许的目录 {self.allowed_directory} 内")
+        
+        return path
+    
+    def safe_execute_command(self, command: list, cwd: Optional[str] = None) -> Dict[str, Any]:
+        """安全执行命令，限制工作目录"""
+        if cwd is None:
+            cwd = self.allowed_directory
+        else:
+            cwd = self.validate_path(cwd)
+        
+        # 设置环境变量限制
+        env = os.environ.copy()
+        env["PWD"] = cwd
+        env["PROJECT_DATA_DIR"] = self.allowed_directory
+        env["PROJECT_ID"] = self.project_id
+        
+        try:
+            result = subprocess.run(
+                command,
+                cwd=cwd,
+                env=env,
+                capture_output=True,
+                text=True,
+                timeout=30  # 30秒超时
+            )
+            
+            return {
+                "success": result.returncode == 0,
+                "stdout": result.stdout,
+                "stderr": result.stderr,
+                "returncode": result.returncode
+            }
+        except subprocess.TimeoutExpired:
+            return {
+                "success": False,
+                "stdout": "",
+                "stderr": "命令执行超时",
+                "returncode": -1
+            }
+        except Exception as e:
+            return {
+                "success": False,
+                "stdout": "",
+                "stderr": str(e),
+                "returncode": -1
+            }
+
+
+async def handle_wrapped_request(request: Dict[str, Any], tool_name: str) -> Dict[str, Any]:
+    """处理包装后的MCP请求"""
+    try:
+        method = request.get("method")
+        params = request.get("params", {})
+        request_id = request.get("id")
+        
+        allowed_dir = get_allowed_directory()
+        wrapper = MCPSecurityWrapper(allowed_dir)
+        
+        if method == "initialize":
+            return {
+                "jsonrpc": "2.0",
+                "id": request_id,
+                "result": {
+                    "protocolVersion": "2024-11-05",
+                    "capabilities": {
+                        "tools": {}
+                    },
+                    "serverInfo": {
+                        "name": f"{tool_name}-wrapper",
+                        "version": "1.0.0"
+                    }
+                }
+            }
+        
+        elif method == "ping":
+            return {
+                "jsonrpc": "2.0",
+                "id": request_id,
+                "result": {
+                    "pong": True
+                }
+            }
+        
+        elif method == "tools/list":
+            return {
+                "jsonrpc": "2.0",
+                "id": request_id,
+                "result": {
+                    "tools": get_tool_definitions(tool_name)
+                }
+            }
+        
+        elif method == "tools/call":
+            return await execute_tool_call(wrapper, tool_name, params, request_id)
+        
+        else:
+            return {
+                "jsonrpc": "2.0",
+                "id": request_id,
+                "error": {
+                    "code": -32601,
+                    "message": f"Unknown method: {method}"
+                }
+            }
+    
+    except Exception as e:
+        return {
+            "jsonrpc": "2.0",
+            "id": request.get("id"),
+            "error": {
+                "code": -32603,
+                "message": f"Internal error: {str(e)}"
+            }
+        }
+
+
+def get_allowed_directory():
+    """获取允许访问的目录"""
+    project_dir = os.getenv("PROJECT_DATA_DIR", "./data")
+    return os.path.abspath(project_dir)
+
+
+def get_tool_definitions(tool_name: str) -> list:
+    """根据工具名称返回工具定义"""
+    if tool_name == "ripgrep-wrapper":
+        return [
+            {
+                "name": "ripgrep_search",
+                "description": "在项目目录内搜索文本",
+                "inputSchema": {
+                    "type": "object",
+                    "properties": {
+                        "pattern": {"type": "string", "description": "搜索模式"},
+                        "path": {"type": "string", "description": "搜索路径（相对于项目目录）"},
+                        "maxResults": {"type": "integer", "default": 100}
+                    },
+                    "required": ["pattern"]
+                }
+            }
+        ]
+    elif tool_name == "directory-tree-wrapper":
+        return [
+            {
+                "name": "get_directory_tree",
+                "description": "获取项目目录结构",
+                "inputSchema": {
+                    "type": "object",
+                    "properties": {
+                        "path": {"type": "string", "description": "目录路径（相对于项目目录）"},
+                        "max_depth": {"type": "integer", "default": 3}
+                    }
+                }
+            }
+        ]
+    else:
+        return []
+
+
+async def execute_tool_call(wrapper: MCPSecurityWrapper, tool_name: str, params: Dict[str, Any], request_id: Any) -> Dict[str, Any]:
+    """执行工具调用"""
+    try:
+        if tool_name == "ripgrep-wrapper":
+            return await execute_ripgrep_search(wrapper, params, request_id)
+        elif tool_name == "directory-tree-wrapper":
+            return await execute_directory_tree(wrapper, params, request_id)
+        else:
+            return {
+                "jsonrpc": "2.0",
+                "id": request_id,
+                "error": {
+                    "code": -32601,
+                    "message": f"Unknown tool: {tool_name}"
+                }
+            }
+    except Exception as e:
+        return {
+            "jsonrpc": "2.0",
+            "id": request_id,
+            "error": {
+                "code": -32603,
+                "message": str(e)
+            }
+        }
+
+
+async def execute_ripgrep_search(wrapper: MCPSecurityWrapper, params: Dict[str, Any], request_id: Any) -> Dict[str, Any]:
+    """执行ripgrep搜索"""
+    pattern = params.get("pattern", "")
+    path = params.get("path", ".")
+    max_results = params.get("maxResults", 100)
+    
+    # 验证和构建搜索路径
+    search_path = os.path.join(wrapper.allowed_directory, path)
+    search_path = wrapper.validate_path(search_path)
+    
+    # 构建ripgrep命令
+    command = [
+        "rg",
+        "--json",
+        "--max-count", str(max_results),
+        pattern,
+        search_path
+    ]
+    
+    result = wrapper.safe_execute_command(command)
+    
+    if result["success"]:
+        return {
+            "jsonrpc": "2.0",
+            "id": request_id,
+            "result": {
+                "content": [
+                    {
+                        "type": "text",
+                        "text": result["stdout"]
+                    }
+                ]
+            }
+        }
+    else:
+        return {
+            "jsonrpc": "2.0",
+            "id": request_id,
+            "error": {
+                "code": -32603,
+                "message": f"搜索失败: {result['stderr']}"
+            }
+        }
+
+
+async def execute_directory_tree(wrapper: MCPSecurityWrapper, params: Dict[str, Any], request_id: Any) -> Dict[str, Any]:
+    """执行目录树获取"""
+    path = params.get("path", ".")
+    max_depth = params.get("max_depth", 3)
+    
+    # 验证和构建目录路径
+    dir_path = os.path.join(wrapper.allowed_directory, path)
+    dir_path = wrapper.validate_path(dir_path)
+    
+    # 构建目录树命令
+    command = [
+        "find",
+        dir_path,
+        "-type", "d",
+        "-maxdepth", str(max_depth)
+    ]
+    
+    result = wrapper.safe_execute_command(command)
+    
+    if result["success"]:
+        return {
+            "jsonrpc": "2.0",
+            "id": request_id,
+            "result": {
+                "content": [
+                    {
+                        "type": "text",
+                        "text": result["stdout"]
+                    }
+                ]
+            }
+        }
+    else:
+        return {
+            "jsonrpc": "2.0",
+            "id": request_id,
+            "error": {
+                "code": -32603,
+                "message": f"获取目录树失败: {result['stderr']}"
+            }
+        }

mcp/ripgrep_wrapper_server.py

@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+"""
+Ripgrep MCP包装器服务器
+提供安全的文本搜索功能，限制在项目目录内
+"""
+
+import asyncio
+import json
+import sys
+from mcp_wrapper import handle_wrapped_request
+
+
+async def main():
+    """主入口点"""
+    try:
+        while True:
+            # 从stdin读取
+            line = await asyncio.get_event_loop().run_in_executor(None, sys.stdin.readline)
+            if not line:
+                break
+            
+            line = line.strip()
+            if not line:
+                continue
+            
+            try:
+                request = json.loads(line)
+                response = await handle_wrapped_request(request, "ripgrep-wrapper")
+                
+                # 写入stdout
+                sys.stdout.write(json.dumps(response) + "\n")
+                sys.stdout.flush()
+            
+            except json.JSONDecodeError:
+                error_response = {
+                    "jsonrpc": "2.0",
+                    "error": {
+                        "code": -32700,
+                        "message": "Parse error"
+                    }
+                }
+                sys.stdout.write(json.dumps(error_response) + "\n")
+                sys.stdout.flush()
+            
+            except Exception as e:
+                error_response = {
+                    "jsonrpc": "2.0",
+                    "error": {
+                        "code": -32603,
+                        "message": f"Internal error: {str(e)}"
+                    }
+                }
+                sys.stdout.write(json.dumps(error_response) + "\n")
+                sys.stdout.flush()
+    
+    except KeyboardInterrupt:
+        pass
+
+
+if __name__ == "__main__":
+    asyncio.run(main())

project_config.py

@@ -0,0 +1,154 @@
+#!/usr/bin/env python3
+"""
+项目配置管理系统
+负责管理项目ID到数据目录的映射，以及项目访问权限控制
+"""
+
+import json
+import os
+from typing import Dict, Optional, List
+from dataclasses import dataclass, asdict
+
+
+@dataclass
+class ProjectConfig:
+    """项目配置数据类"""
+    project_id: str
+    data_dir: str
+    name: str
+    description: str = ""
+    allowed_file_types: List[str] = None
+    max_file_size_mb: int = 100
+    is_active: bool = True
+    
+    def __post_init__(self):
+        if self.allowed_file_types is None:
+            self.allowed_file_types = [".json", ".txt", ".csv", ".pdf"]
+
+
+class ProjectManager:
+    """项目管理器"""
+    
+    def __init__(self, config_file: str = "./projects/project_registry.json"):
+        self.config_file = config_file
+        self.projects: Dict[str, ProjectConfig] = {}
+        self._ensure_config_dir()
+        self._load_projects()
+    
+    def _ensure_config_dir(self):
+        """确保配置目录存在"""
+        config_dir = os.path.dirname(self.config_file)
+        if not os.path.exists(config_dir):
+            os.makedirs(config_dir, exist_ok=True)
+    
+    def _load_projects(self):
+        """从配置文件加载项目"""
+        if os.path.exists(self.config_file):
+            try:
+                with open(self.config_file, 'r', encoding='utf-8') as f:
+                    data = json.load(f)
+                    for project_data in data.get('projects', []):
+                        config = ProjectConfig(**project_data)
+                        self.projects[config.project_id] = config
+            except Exception as e:
+                print(f"加载项目配置失败: {e}")
+                self._create_default_config()
+        else:
+            self._create_default_config()
+    
+    def _create_default_config(self):
+        """创建默认配置"""
+        default_project = ProjectConfig(
+            project_id="default",
+            data_dir="./data",
+            name="默认项目",
+            description="默认数据项目"
+        )
+        self.projects["default"] = default_project
+        self._save_projects()
+    
+    def _save_projects(self):
+        """保存项目配置到文件"""
+        data = {
+            "projects": [asdict(project) for project in self.projects.values()]
+        }
+        try:
+            with open(self.config_file, 'w', encoding='utf-8') as f:
+                json.dump(data, f, ensure_ascii=False, indent=2)
+        except Exception as e:
+            print(f"保存项目配置失败: {e}")
+    
+    def get_project(self, project_id: str) -> Optional[ProjectConfig]:
+        """获取项目配置"""
+        return self.projects.get(project_id)
+    
+    def add_project(self, config: ProjectConfig) -> bool:
+        """添加项目"""
+        if config.project_id in self.projects:
+            return False
+        
+        # 确保数据目录存在
+        if not os.path.isabs(config.data_dir):
+            config.data_dir = os.path.abspath(config.data_dir)
+        
+        os.makedirs(config.data_dir, exist_ok=True)
+        
+        self.projects[config.project_id] = config
+        self._save_projects()
+        return True
+    
+    def update_project(self, project_id: str, **kwargs) -> bool:
+        """更新项目配置"""
+        if project_id not in self.projects:
+            return False
+        
+        project = self.projects[project_id]
+        for key, value in kwargs.items():
+            if hasattr(project, key):
+                setattr(project, key, value)
+        
+        self._save_projects()
+        return True
+    
+    def delete_project(self, project_id: str) -> bool:
+        """删除项目"""
+        if project_id not in self.projects:
+            return False
+        
+        del self.projects[project_id]
+        self._save_projects()
+        return True
+    
+    def list_projects(self) -> List[ProjectConfig]:
+        """列出所有项目"""
+        return list(self.projects.values())
+    
+    def get_project_dir(self, project_id: str) -> str:
+        """获取项目数据目录"""
+        project = self.get_project(project_id)
+        if project:
+            return project.data_dir
+        
+        # 如果项目不存在，创建默认目录结构
+        default_dir = f"./projects/{project_id}/data"
+        os.makedirs(default_dir, exist_ok=True)
+        
+        # 自动创建新项目配置
+        new_project = ProjectConfig(
+            project_id=project_id,
+            data_dir=default_dir,
+            name=f"项目 {project_id}",
+            description=f"自动创建的项目 {project_id}"
+        )
+        self.add_project(new_project)
+        
+        return default_dir
+    
+    def validate_project_access(self, project_id: str) -> bool:
+        """验证项目访问权限"""
+        project = self.get_project(project_id)
+        return project and project.is_active
+
+
+# 全局项目管理器实例
+project_manager = ProjectManager()

projects/project_registry.json

@@ -0,0 +1,18 @@
+{
+  "projects": [
+    {
+      "project_id": "demo-project",
+      "data_dir": "/Users/moshui/Documents/felo/qwen-agent/projects/demo-project/",
+      "name": "演示项目",
+      "description": "演示多项目隔离功能",
+      "allowed_file_types": [
+        ".json",
+        ".txt",
+        ".csv",
+        ".pdf"
+      ],
+      "max_file_size_mb": 100,
+      "is_active": true
+    }
+  ]
+}