feat: 重构智能体元数据系统,从集中式 YAML 迁移到分布式 TOML 配置

This commit is contained in:
Wenjie Zhang 2025-11-07 12:28:58 +08:00
parent bf3e8cdedf
commit 99aae1c00a
11 changed files with 181 additions and 86 deletions

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@ -1 +1 @@
See AGENTS.md
You MUST read `./AGENTS.md`

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@ -6,6 +6,20 @@
仓库预置了若干可直接运行的智能体:`chatbot` 聚焦对话与动态工具调度,`mini_agent` 提供精简模板,`reporter` 演示报告类链路。这些目录展示了上下文类、Graph 构造方式、子智能体引用以及中间件组合的范例,新增功能时可以直接复用。
### 智能体元数据配置
每个智能体可以通过在智能体目录下创建 `metadata.toml` 文件来配置元数据信息。这个文件使用 TOML 格式,包含以下字段:
- `name`: 智能体显示名称
- `description`: 智能体功能描述
- `examples`: 示例问题列表(数组格式)
例如,`src/agents/chatbot/metadata.toml`
<<< @/../src/agents/chatbot/metadata.toml
**注意**`metadata.toml` 文件是可选的,如果没有提供,系统将使用智能体类的基本属性。
### 创建新的智能体
`src/agents` 下新建一个包,保持与现有目录一致的结构:放置 Graph 构造逻辑(通常命名为 `graph.py`),并在包内的 `__init__.py` 中暴露主类。

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@ -2,46 +2,48 @@
路线图可能会经常变更,如果有强烈的建议,可以在 [issue](https://github.com/xerrors/Yuxi-Know/issues) 中提。
- **[2025/10/13]** v0.3 进入 beta 测试环节,不会再封装新的特性,仅作 bug 层面的修复
## v0.4
## Bugs
- [ ] 无法展示图谱
### 看板
## Next
- 新建 DeepAgents 智能体(暂时没有场景)
- 添加对于上传文件的支持
- 统一图谱数据结构,优化可视化方式 [#298](https://github.com/xerrors/Yuxi-Know/issues/298) [#273](https://github.com/xerrors/Yuxi-Know/issues/273) <Badge type="info" text="0.4" />
- 集成智能体评估,首先使用命令行来实现,然后考虑放在 UI 里面展示
- 开发与生产环境隔离,构建生产镜像 <Badge type="info" text="0.4" />
- 集成 LangFuse (观望) 添加用户日志与用户反馈模块,可以在 AgentView 中查看信息
- [ ] 新建 DeepAgents 智能体
- [ ] 添加对于上传文件的支持
- [ ] 统一图谱数据结构,优化可视化方式 [#298](https://github.com/xerrors/Yuxi-Know/issues/298) <Badge type="info" text="0.4" />
- [ ] 集成智能体评估,首先使用命令行来实现,然后考虑放在 UI 里面展示
- [ ] 开发与生产环境隔离,构建生产镜像 <Badge type="info" text="0.4" />
### Bugs
- 部分异常状态下,智能体的模型名称出现重叠[#279](https://github.com/xerrors/Yuxi-Know/issues/279)
### 新增
- 优化知识库详情页面,更加简洁清晰
### 修复
- 修复重排序模型实际未生效的问题
## Later
## v0.3
### Added
- 添加测试脚本覆盖最常见的功能已覆盖API
- 新建 tasker 模块用来管理所有的后台任务UI 上使用侧边栏管理。Tasker 中获取历史任务的时候,仅获取 top100 个 task。
- 优化对文档信息的检索展示(检索结果页、详情页)
- 优化全局配置的管理模型,优化配置管理
- 支持 MinerU 2.5 的解析方法 <Badge type="info" text="0.3.5" />
- 修改现有的智能体Demo并尽量将默认助手的特性兼容到 LangGraph 的 [`create_agent`](https://docs.langchain.com/oss/python/langchain/agents) 中
- 基于 create_agent 创建 SQL Viewer 智能体 <Badge type="info" text="0.3.5" />
- 优化 MCP 逻辑,支持 common + special 创建方式 <Badge type="info" text="0.3.5" />
- LightRAG 知识库应该可以支持修改 LLM
下面的功能**可能**会放在后续版本实现,暂时未定
- [ ] 集成 LangFuse (观望) 添加用户日志与用户反馈模块,可以在 AgentView 中查看信息
## Done
- [x] 添加测试脚本覆盖最常见的功能已覆盖API
- [x] 新建 tasker 模块用来管理所有的后台任务UI 上使用侧边栏管理。
- [x] 优化对文档信息的检索展示(检索结果页、详情页)
- [x] 当前 ReAct 智能体有消息顺序错乱的 bug且不会默认调用工具
- [x] 优化全局配置的管理模型,优化配置管理
- [x] 支持 MinerU 2.5 的解析方法 <Badge type="info" text="0.3.5" />
- [x] 文件管理1文件选择的时候会跨数据库2文件校验会算上失败的文件
- [x] Tasker 中获取历史任务的时候,仅获取 top100 个 task。
- [x] 修改现有的智能体Demo并尽量将默认助手的特性兼容到 LangGraph 的 [`create_agent`](https://docs.langchain.com/oss/python/langchain/agents) 中
- [x] 基于 create_agent 创建 SQL Viewer 智能体 <Badge type="info" text="0.3.5" />
- [x] 优化 MCP 逻辑,支持 common + special 创建方式 <Badge type="info" text="0.3.5" />
- [x] 修复本地知识库的 metadata 和 向量数据库中不一致的情况。
- [x] v1 版本的 LangGraph 的工具渲染有问题
- [x] upload 接口会阻塞主进程
- [x] LightRAG 知识库查看不了解析后的文本,偶然出现,未复现
- [x] LightRAG 知识库应该可以支持修改 LLM
- [x] 智能体的加载状态有问题1智能体加载没有动画2切换对话和加载中使用同一个loading状态。
- [x] 前端工具调用渲染出现问题
### Fixed
- 修复本地知识库的 metadata 和 向量数据库中不一致的情况。
- v1 版本的 LangGraph 的工具渲染有问题
- upload 接口会阻塞主进程
- LightRAG 知识库查看不了解析后的文本,偶然出现,未复现
- 智能体的加载状态有问题1智能体加载没有动画2切换对话和加载中使用同一个loading状态。
- 前端工具调用渲染出现问题
- 当前 ReAct 智能体有消息顺序错乱的 bug且不会默认调用工具
- 修复文件管理1文件选择的时候会跨数据库2文件校验会算上失败的文件

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@ -2,7 +2,6 @@ import asyncio
import json
import traceback
import uuid
import yaml
from pathlib import Path
from fastapi import APIRouter, Body, Depends, HTTPException
@ -304,13 +303,22 @@ async def call(query: str = Body(...), meta: dict = Body(None), current_user: Us
@chat.get("/agent")
async def get_agent(current_user: User = Depends(get_required_user)):
"""获取所有可用智能体(需要登录)"""
agents = await agent_manager.get_agents_info()
# logger.debug(f"agents: {agents}")
metadata = {}
if Path("src/config/static/agents_meta.yaml").exists():
with open("src/config/static/agents_meta.yaml") as f:
metadata = yaml.safe_load(f)
return {"agents": agents, "metadata": metadata}
agents_info = await agent_manager.get_agents_info()
# Return agents with complete information
agents = [
{
"id": agent_info["id"],
"name": agent_info.get("name", "Unknown"),
"description": agent_info.get("description", ""),
"examples": agent_info.get("examples", []),
"configurable_items": agent_info.get("configurable_items", []),
"has_checkpointer": agent_info.get("has_checkpointer", False)
}
for agent_info in agents_info
]
return {"agents": agents}
# TODO:[未完成]这个thread_id在前端是直接生成的1234最好传入thread_id时做校验只允许uuid4

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@ -0,0 +1,9 @@
name = "智能聊天助手"
description = "基础的AI对话助手支持工具调用MCP并具备丰富的知识库。"
examples = [
"你好,请介绍一下你自己",
"帮我写一封商务邮件",
"解释一下什么是机器学习",
"推荐几本好书",
"如何提高工作效率?"
]

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@ -1,5 +1,6 @@
from __future__ import annotations
import importlib.util
import os
from abc import abstractmethod
from pathlib import Path
@ -8,6 +9,8 @@ from langgraph.checkpoint.memory import InMemorySaver
from langgraph.checkpoint.sqlite.aio import AsyncSqliteSaver, aiosqlite
from langgraph.graph.state import CompiledStateGraph
import tomllib as tomli
from src import config as sys_config
from src.agents.common.context import BaseContext
from src.utils import logger
@ -27,6 +30,7 @@ class BaseAgent:
self.context_schema = BaseContext
self.workdir = Path(sys_config.save_dir) / "agents" / self.module_name
self.workdir.mkdir(parents=True, exist_ok=True)
self._metadata_cache = None # Cache for metadata to avoid repeated file reads
@property
def module_name(self) -> str:
@ -39,10 +43,15 @@ class BaseAgent:
return self.__class__.__name__
async def get_info(self):
# Load metadata from file
metadata = self.load_metadata()
# Merge metadata with class attributes, metadata takes precedence
return {
"id": self.id,
"name": self.name if hasattr(self, "name") else "Unknown",
"description": self.description if hasattr(self, "description") else "Unknown",
"name": metadata.get("name", getattr(self, "name", "Unknown")),
"description": metadata.get("description", getattr(self, "description", "Unknown")),
"examples": metadata.get("examples", []),
"configurable_items": self.context_schema.get_configurable_items(),
"has_checkpointer": await self.check_checkpointer(),
}
@ -138,3 +147,43 @@ class BaseAgent:
async def get_aio_memory(self) -> AsyncSqliteSaver:
"""获取异步存储实例"""
return AsyncSqliteSaver(await self.get_async_conn())
def load_metadata(self) -> dict:
"""Load metadata from metadata.toml file in the agent's source directory."""
if self._metadata_cache is not None:
return self._metadata_cache
# Try to find metadata.toml in the agent's source directory
try:
# Get the agent's source file directory
agent_module = self.__class__.__module__
# Use importlib to get the module's file path
spec = importlib.util.find_spec(agent_module)
if spec and spec.origin:
agent_file = Path(spec.origin)
agent_dir = agent_file.parent
else:
# Fallback: construct path from module name
module_path = agent_module.replace(".", "/")
agent_file = Path(f"src/{module_path}.py")
agent_dir = agent_file.parent
metadata_file = agent_dir / "metadata.toml"
if metadata_file.exists():
with open(metadata_file, "rb") as f:
metadata = tomli.load(f)
self._metadata_cache = metadata
logger.debug(f"Loaded metadata from {metadata_file}")
return metadata
else:
logger.debug(f"No metadata.toml found for {self.module_name} at {metadata_file}")
self._metadata_cache = {}
return {}
except Exception as e:
logger.error(f"Error loading metadata for {self.module_name}: {e}")
self._metadata_cache = {}
return {}

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@ -56,9 +56,8 @@
</div>
<div v-else-if="!conversations.length" class="chat-examples">
<img v-if="currentAgentMetadata?.icon" class="agent-icons" :src="currentAgentMetadata?.icon" alt="智能体图标" />
<div v-else style="margin-bottom: 150px"></div>
<h1>您好我是{{ currentAgentName }}有什么可以帮您</h1>
<div style="margin-bottom: 150px"></div>
<h1>您好我是{{ currentAgentName }}</h1>
<!-- <h1>{{ currentAgent ? currentAgent.name : '请选择一个智能体开始对话' }}</h1>
<p>{{ currentAgent ? currentAgent.description : '不同的智能体有不同的专长和能力' }}</p> -->
@ -190,7 +189,12 @@ const userInput = ref('');
//
const exampleQuestions = computed(() => {
const examples = currentAgentMetadata.value?.examples || [];
const agentId = currentAgentId.value;
let examples = [];
if (agentId && agents.value && agents.value.length > 0) {
const agent = agents.value.find(a => a.id === agentId);
examples = agent ? (agent.examples || []) : [];
}
return examples.map((text, index) => ({
id: index + 1,
text: text
@ -234,12 +238,14 @@ const currentAgentId = computed(() => {
}
});
const currentAgentMetadata = computed(() => {
const currentAgentName = computed(() => {
const agentId = currentAgentId.value;
const metadata = agentStore?.metadata || {};
return agentId && metadata[agentId] ? metadata[agentId] : {};
if (agentId && agents.value && agents.value.length > 0) {
const agent = agents.value.find(a => a.id === agentId);
return agent ? agent.name : '智能体';
}
return '智能体';
});
const currentAgentName = computed(() => currentAgentMetadata.value?.name || currentAgent.value?.name || '智能体');
const currentAgent = computed(() => agents.value[currentAgentId.value] || null);
const chatsList = computed(() => threads.value || []);
@ -947,10 +953,17 @@ const handleExampleClick = (questionText) => {
};
const buildExportPayload = () => {
const agentId = currentAgentId.value;
let agentDescription = '';
if (agentId && agents.value && agents.value.length > 0) {
const agent = agents.value.find(a => a.id === agentId);
agentDescription = agent ? (agent.description || '') : '';
}
const payload = {
chatTitle: currentThread.value?.title || '新对话',
agentName: currentAgentName.value || currentAgent.value?.name || '智能助手',
agentDescription: currentAgentMetadata.value?.description || currentAgent.value?.description || '',
agentDescription: agentDescription || currentAgent.value?.description || '',
messages: conversations.value ? JSON.parse(JSON.stringify(conversations.value)) : [],
onGoingMessages: onGoingConvMessages.value ? JSON.parse(JSON.stringify(onGoingConvMessages.value)) : []
};

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@ -100,8 +100,8 @@ const props = defineProps({
default: true
},
agents: {
type: Object,
default: () => ({})
type: Array,
default: () => []
},
selectedAgentId: {
type: String,
@ -112,8 +112,9 @@ const props = defineProps({
const emit = defineEmits(['create-chat', 'select-chat', 'delete-chat', 'rename-chat', 'toggle-sidebar', 'open-agent-modal']);
const selectedAgentName = computed(() => {
if (props.selectedAgentId && props.agents && props.agents[props.selectedAgentId]) {
return props.agents[props.selectedAgentId].name;
if (props.selectedAgentId && props.agents && props.agents.length > 0) {
const agent = props.agents.find(a => a.id === props.selectedAgentId);
return agent ? agent.name : '';
}
return '';
});

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@ -6,8 +6,7 @@ import { handleChatError } from '@/utils/errorHandler';
export const useAgentStore = defineStore('agent', {
state: () => ({
// 智能体相关状态
agents: {}, // 以ID为键的智能体对象
metadata: {}, // 智能体元数据
agents: [], // 智能体数组,每个元素包含完整信息
selectedAgentId: null, // 当前选中的智能体ID
defaultAgentId: null, // 默认智能体ID
@ -34,12 +33,12 @@ export const useAgentStore = defineStore('agent', {
getters: {
// --- 智能体相关 Getters ---
selectedAgent: (state) => state.selectedAgentId ? state.agents[state.selectedAgentId] : null,
defaultAgent: (state) => state.defaultAgentId ? state.agents[state.defaultAgentId] : state.agents[Object.keys(state.agents)[0]],
agentsList: (state) => Object.values(state.agents),
selectedAgent: (state) => state.selectedAgentId ? state.agents.find(a => a.id === state.selectedAgentId) : null,
defaultAgent: (state) => state.defaultAgentId ? state.agents.find(a => a.id === state.defaultAgentId) : state.agents[0],
agentsList: (state) => state.agents,
isDefaultAgent: (state) => state.selectedAgentId === state.defaultAgentId,
configurableItems: (state) => {
const agent = state.selectedAgentId ? state.agents[state.selectedAgentId] : null;
const agent = state.selectedAgentId ? state.agents.find(a => a.id === state.selectedAgentId) : null;
if (!agent || !agent.configurable_items) return {};
const agentConfigurableItems = agent.configurable_items;
@ -67,11 +66,11 @@ export const useAgentStore = defineStore('agent', {
await this.fetchAgents();
await this.fetchDefaultAgent();
if (!this.selectedAgentId || !this.agents[this.selectedAgentId]) {
if (this.defaultAgentId && this.agents[this.defaultAgentId]) {
if (!this.selectedAgentId || !this.agents.find(a => a.id === this.selectedAgentId)) {
if (this.defaultAgentId && this.agents.find(a => a.id === this.defaultAgentId)) {
this.selectAgent(this.defaultAgentId);
} else if (Object.keys(this.agents).length > 0) {
const firstAgentId = Object.keys(this.agents)[0];
} else if (this.agents.length > 0) {
const firstAgentId = this.agents[0].id;
this.selectAgent(firstAgentId);
}
} else {
@ -98,12 +97,8 @@ export const useAgentStore = defineStore('agent', {
try {
const response = await agentApi.getAgents();
// 将数组转换为以ID为键的对象
this.agents = response.agents.reduce((acc, agent) => {
acc[agent.id] = agent;
return acc;
}, {});
this.metadata = response.metadata;
// 直接使用返回的 agents 数组
this.agents = response.agents;
} catch (error) {
console.error('Failed to fetch agents:', error);
handleChatError(error, 'fetch');
@ -141,7 +136,7 @@ export const useAgentStore = defineStore('agent', {
// 选择智能体
selectAgent(agentId) {
if (this.agents[agentId]) {
if (this.agents.find(a => a.id === agentId)) {
this.selectedAgentId = agentId;
// 清空之前的配置
this.agentConfig = {};
@ -229,7 +224,7 @@ export const useAgentStore = defineStore('agent', {
// 重置store状态
reset() {
this.agents = {};
this.agents = [];
this.selectedAgentId = null;
this.defaultAgentId = null;
this.agentConfig = {};

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@ -13,20 +13,23 @@
<div class="agent-modal-content">
<div class="agents-grid">
<div
v-for="(agent, id) in agents"
:key="id"
v-for="agent in agents"
:key="agent.id"
class="agent-card"
:class="{ 'selected': id === selectedAgentId }"
@click="selectAgentFromModal(id)"
:class="{ 'selected': agent.id === selectedAgentId }"
@click="selectAgentFromModal(agent.id)"
>
<div class="agent-card-header">
<div class="agent-card-title">
<span class="agent-card-name">{{ agent.name }}</span>
<StarFilled v-if="id === defaultAgentId" class="default-icon" />
<StarOutlined v-else @click.prevent="setAsDefaultAgent(id)" class="default-icon" />
<span class="agent-card-name">{{ agent.name || 'Unknown' }}</span>
<StarFilled v-if="agent.id === defaultAgentId" class="default-icon" />
<StarOutlined v-else @click.prevent="setAsDefaultAgent(agent.id)" class="default-icon" />
</div>
</div>
<div class="agent-card-description">{{ agent.description }}</div>
<div class="agent-card-description">
{{ agent.description || '' }}
</div>
</div>
</div>
</div>
@ -97,7 +100,7 @@
</template>
<script setup>
import { ref, reactive, watch } from 'vue';
import { ref, reactive, watch, computed } from 'vue';
import {
StarOutlined,
StarFilled,
@ -130,6 +133,7 @@ const {
selectedAgentId,
defaultAgentId,
} = storeToRefs(agentStore);
const state = reactive({
agentModalOpen: false,
isConfigSidebarOpen: false,