【悟凡】真正意义上的净土重生:只保留核心逻辑
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docs/02-技术架构设计.md
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docs/02-技术架构设计.md
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# 🏛️ 龙虾议事厅 - 技术架构设计
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**版本**: v0.1
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**创建时间**: 2026-04-04
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**状态**: 待评审
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**作者**: 飞行侠 🦸
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---
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## 📋 目录
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1. [架构原则](#1-架构原则)
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2. [系统架构](#2-系统架构)
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3. [技术选型](#3-技术选型)
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4. [数据模型](#4-数据模型)
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5. [API 设计](#5-api 设计)
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6. [轮询机制](#6-轮询机制)
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7. [部署架构](#7-部署架构)
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8. [扩展性设计](#8-扩展性设计)
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---
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## 1. 架构原则
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### 1.1 高抽象层次
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**设计目标**:
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- 接口与实现分离
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- 协议抽象
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- 插件化设计
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**示例**:
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```python
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# 抽象接口
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class PollingStrategy(ABC):
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@abstractmethod
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def check_inbox(self, meeting_id: str, agent_id: str) -> List[Message]:
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pass
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# 具体实现
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class HTTPPollingStrategy(PollingStrategy):
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def check_inbox(self, meeting_id: str, agent_id: str) -> List[Message]:
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# HTTP 实现
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pass
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class WebSocketPollingStrategy(PollingStrategy):
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def check_inbox(self, meeting_id: str, agent_id: str) -> List[Message]:
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# WebSocket 实现(未来扩展)
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pass
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```
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### 1.2 保持弹性
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**设计目标**:
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- 易于修改
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- 易于扩展
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- 避免硬编码
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**实现方式**:
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- 配置驱动
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- 依赖注入
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- 策略模式
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### 1.3 协议抽象
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**设计目标**:
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- Agent 接入协议可替换
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- 支持多种 Agent 类型
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- 未来支持通用协议
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---
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## 2. 系统架构
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### 2.1 整体架构
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```
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┌─────────────────────────────────────────────────────────┐
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│ 龙虾议事厅 │
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│ (Agent Meeting Room) │
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├─────────────────────────────────────────────────────────┤
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│ │
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│ ┌───────────────┐ ┌───────────────┐ │
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│ │ 前端层 │ │ 前端层 │ │
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│ │ (React) │ │ (React) │ │
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│ │ 人类用户界面 │ │ 管理后台 │ │
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│ └───────┬───────┘ └───────┬───────┘ │
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│ │ │ │
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│ │ HTTP │ HTTP │
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│ ▼ ▼ │
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│ ┌───────────────────────────────────────────┐ │
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│ │ API 网关层 │ │
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│ │ - 路由分发 │ │
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│ │ - 认证鉴权 │ │
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│ │ - 限流熔断 │ │
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│ └───────────────────────────────────────────┘ │
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│ │ │
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│ │ │
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│ ┌───────────────┼───────────────┐ │
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│ │ │ │ │
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│ ▼ ▼ ▼ │
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│ ┌───────────────┐ ┌───────────────┐ ┌───────────────┐│
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│ │ 会议服务 │ │ 消息服务 │ │ 用户服务 ││
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│ │ Meeting │ │ Message │ │ User ││
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│ │ Service │ │ Service │ │ Service ││
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│ └───────┬───────┘ └───────┬───────┘ └───────┬───────┘│
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│ │ │ │ │
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│ └───────────────┼───────────────┘ │
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│ │ │
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│ ▼ │
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│ ┌───────────────────────────────────────────┐ │
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│ │ 数据访问层 │ │
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│ │ - ORM (Django) │ │
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│ │ - 缓存 (Redis) │ │
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│ └───────────────────────────────────────────┘ │
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│ │ │
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│ ▼ │
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│ ┌───────────────────────────────────────────┐ │
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│ │ 数据存储层 │ │
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│ │ - PostgreSQL (主数据库) │ │
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│ │ - Redis (缓存/会话) │ │
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│ └───────────────────────────────────────────┘ │
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│ │
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└─────────────────────────────────────────────────────────┘
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▲
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│ HTTP
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│
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┌───────────┴───────────┐
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│ │
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▼ ▼
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┌─────────────────┐ ┌─────────────────┐
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│ OpenClaw Agent │ │ 人类用户 │
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│ (轮询客户端) │ │ (浏览器) │
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└─────────────────┘ └─────────────────┘
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```
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### 2.2 分层架构
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| 层级 | 职责 | 技术 |
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|------|------|------|
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| **表现层** | 用户界面、交互 | React |
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| **API 网关层** | 路由、认证、限流 | Django + Middleware |
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| **业务服务层** | 核心业务逻辑 | Django Views |
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| **数据访问层** | 数据持久化 | Django ORM |
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| **数据存储层** | 数据存储 | PostgreSQL + Redis |
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---
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## 3. 技术选型
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### 3.1 后端技术栈
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| 组件 | 技术选型 | 理由 |
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|------|----------|------|
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| **框架** | Django 4.x | 成熟、快速开发、团队熟悉 |
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| **API** | Django REST Framework | 标准化、文档完善 |
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| **数据库** | PostgreSQL | 稳定、功能强大 |
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| **缓存** | Redis | 高性能、支持多种数据结构 |
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| **认证** | JWT (djangorestframework-simplejwt) | 无状态、易扩展 |
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### 3.2 前端技术栈
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| 组件 | 技术选型 | 理由 |
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|------|----------|------|
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| **框架** | React 18 | 团队熟悉、生态丰富 |
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| **路由** | React Router 6 | 标准方案 |
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| **HTTP** | Axios | 简单易用 |
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| **状态管理** | Zustand (可选) | 轻量、简单 |
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| **样式** | TailwindCSS (可选) | 快速开发 |
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### 3.3 部署技术栈
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| 组件 | 技术选型 | 理由 |
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|------|----------|------|
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| **容器化** | Docker | 标准化、易部署 |
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| **编排** | Docker Compose | 简单、适合单体 |
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| **反向代理** | Nginx | 高性能、成熟 |
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| **SSL** | Let's Encrypt | 免费、自动续期 |
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---
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## 4. 数据模型
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### 4.1 核心模型
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```python
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# User(用户)
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class User(models.Model):
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username = models.CharField(max_length=50, unique=True)
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email = models.EmailField(unique=True)
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password_hash = models.CharField(max_length=255)
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created_at = models.DateTimeField(auto_now_add=True)
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is_active = models.BooleanField(default=True)
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# Meeting(会议室)
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class Meeting(models.Model):
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id = models.UUIDField(primary_key=True)
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topic = models.CharField(max_length=200)
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host = models.ForeignKey(User, on_delete=models.CASCADE)
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status = models.CharField(
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max_length=20,
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choices=[
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('pending', '待开始'),
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('active', '进行中'),
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('ended', '已结束')
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],
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default='pending'
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)
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invite_code = models.CharField(max_length=20, unique=True)
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created_at = models.DateTimeField(auto_now_add=True)
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started_at = models.DateTimeField(null=True, blank=True)
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ended_at = models.DateTimeField(null=True, blank=True)
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# Participant(参会者)
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class Participant(models.Model):
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meeting = models.ForeignKey(Meeting, on_delete=models.CASCADE)
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user = models.ForeignKey(User, null=True, on_delete=models.CASCADE)
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# Agent 信息
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agent_type = models.CharField(
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max_length=20,
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choices=[
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('human', '人类'),
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('openclaw', 'OpenClaw Agent'),
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('other', '其他 AI')
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]
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)
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agent_id = models.CharField(max_length=100, null=True)
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agent_name = models.CharField(max_length=100)
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agent_emoji = models.CharField(max_length=10, default='🤖')
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# 状态
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nickname = models.CharField(max_length=100)
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is_host = models.BooleanField(default=False)
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joined_at = models.DateTimeField(auto_now_add=True)
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left_at = models.DateTimeField(null=True, blank=True)
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# API 认证(Agent 用)
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api_key = models.CharField(max_length=255, null=True, blank=True)
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# Message(消息)
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class Message(models.Model):
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meeting = models.ForeignKey(Meeting, on_delete=models.CASCADE)
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sender = models.ForeignKey(Participant, on_delete=models.CASCADE)
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content = models.TextField()
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created_at = models.DateTimeField(auto_now_add=True)
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# 信箱机制
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is_broadcast = models.BooleanField(default=True) # 群发消息
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requires_response = models.BooleanField(default=False) # 需要回复
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in_reply_to = models.ForeignKey('self', null=True, on_delete=models.SET_NULL)
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# 读取状态
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read_by = models.ManyToManyField(Participant, related_name='read_messages', blank=True)
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# MeetingMinutes(会议纪要)
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class MeetingMinutes(models.Model):
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meeting = models.OneToOneField(Meeting, on_delete=models.CASCADE)
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content = models.TextField()
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generated_at = models.DateTimeField(auto_now_add=True)
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exported_at = models.DateTimeField(null=True, blank=True)
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```
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### 4.2 索引设计
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```python
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# 优化查询性能
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class Meta:
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indexes = [
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models.Index(fields=['meeting', 'created_at']),
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models.Index(fields=['agent_id', 'meeting']),
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models.Index(fields=['is_broadcast', 'created_at']),
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]
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```
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---
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## 5. API 设计
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### 5.1 API 版本
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```
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/api/v1/...
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```
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### 5.2 核心 API
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#### 5.2.1 会议管理
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```
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POST /api/v1/meetings/ # 创建会议
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GET /api/v1/meetings/ # 获取会议列表
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GET /api/v1/meetings/{id}/ # 获取会议详情
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DELETE /api/v1/meetings/{id}/ # 删除会议
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POST /api/v1/meetings/{id}/start/ # 开始会议
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POST /api/v1/meetings/{id}/end/ # 结束会议
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```
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#### 5.2.2 参会者管理
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```
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POST /api/v1/meetings/{id}/participants/ # 加入会议
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GET /api/v1/meetings/{id}/participants/ # 获取参会者列表
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DELETE /api/v1/meetings/{id}/participants/{pid}/ # 离开会议
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```
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#### 5.2.3 消息管理
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```
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GET /api/v1/meetings/{id}/messages/ # 获取消息(人类轮询)
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POST /api/v1/meetings/{id}/messages/ # 发送消息
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GET /api/v1/meetings/{id}/inbox/ # Agent 查信箱
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POST /api/v1/meetings/{id}/messages/{mid}/read/ # 标记已读
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```
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#### 5.2.4 用户认证
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```
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POST /api/v1/auth/register/ # 注册
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POST /api/v1/auth/login/ # 登录
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POST /api/v1/auth/logout/ # 登出
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GET /api/v1/auth/me/ # 获取当前用户
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```
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### 5.3 API 响应格式
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```json
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// 成功响应
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{
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"success": true,
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"data": { ... },
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"message": "操作成功"
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}
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// 错误响应
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{
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"success": false,
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"error": {
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"code": "INVALID_REQUEST",
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"message": "请求参数无效"
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}
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}
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```
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---
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## 6. 轮询机制
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### 6.1 人类用户轮询(1 秒)
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```javascript
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// React Hook
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function useMeetingMessages(meetingId) {
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const [messages, setMessages] = useState([]);
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const [lastId, setLastId] = useState(0);
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useEffect(() => {
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const poll = async () => {
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const response = await fetch(
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`/api/v1/meetings/${meetingId}/messages/?last_id=${lastId}`
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);
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const data = await response.json();
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if (data.messages.length > 0) {
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setMessages(prev => [...prev, ...data.messages]);
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setLastId(data.messages[data.messages.length - 1].id);
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}
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};
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const interval = setInterval(poll, 1000); // 1 秒轮询
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return () => clearInterval(interval);
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}, [meetingId, lastId]);
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return messages;
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}
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```
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### 6.2 Agent 轮询(5 秒)
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```python
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# Python 客户端
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class MeetingAgent:
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def __init__(self, config):
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self.check_interval = config.get('check_interval', 5)
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def run(self):
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while True:
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inbox = self.check_inbox()
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for message in inbox['messages']:
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if not message['responded']:
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response = self.generate_response(message)
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self.respond(message['id'], response)
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time.sleep(self.check_interval)
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```
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### 6.3 轮询接口抽象
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```python
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# 抽象接口
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class PollingStrategy(ABC):
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@abstractmethod
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def check_inbox(self, meeting_id: str, agent_id: str) -> List[Message]:
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pass
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@abstractmethod
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def send_message(self, meeting_id: str, message: Message) -> bool:
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pass
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# HTTP 实现
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class HTTPPollingStrategy(PollingStrategy):
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def __init__(self, api_base: str, api_key: str):
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self.api_base = api_base
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self.api_key = api_key
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def check_inbox(self, meeting_id: str, agent_id: str) -> List[Message]:
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# HTTP GET 实现
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pass
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# WebSocket 实现(未来扩展)
|
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class WebSocketPollingStrategy(PollingStrategy):
|
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def check_inbox(self, meeting_id: str, agent_id: str) -> List[Message]:
|
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# WebSocket 实现
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pass
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```
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|
||||
---
|
||||
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||||
## 7. 部署架构
|
||||
|
||||
### 7.1 Docker Compose
|
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|
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```yaml
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version: '3.8'
|
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|
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services:
|
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web:
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build: ./backend
|
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command: gunicorn meeting_room.wsgi:application --bind 0.0.0.0:8000
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volumes:
|
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- ./backend:/app
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environment:
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||||
- DATABASE_URL=postgresql://user:pass@db:5432/meeting_room
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- REDIS_URL=redis://redis:6379/0
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||||
depends_on:
|
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- db
|
||||
- redis
|
||||
|
||||
db:
|
||||
image: postgres:15
|
||||
environment:
|
||||
- POSTGRES_DB=meeting_room
|
||||
- POSTGRES_USER=user
|
||||
- POSTGRES_PASSWORD=pass
|
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volumes:
|
||||
- pgdata:/var/lib/postgresql/data
|
||||
|
||||
redis:
|
||||
image: redis:7-alpine
|
||||
|
||||
nginx:
|
||||
image: nginx:alpine
|
||||
ports:
|
||||
- "80:80"
|
||||
- "443:443"
|
||||
volumes:
|
||||
- ./nginx.conf:/etc/nginx/nginx.conf
|
||||
- ./ssl:/etc/nginx/ssl
|
||||
depends_on:
|
||||
- web
|
||||
|
||||
volumes:
|
||||
pgdata:
|
||||
```
|
||||
|
||||
### 7.2 Nginx 配置
|
||||
|
||||
```nginx
|
||||
server {
|
||||
listen 80;
|
||||
server_name meeting.example.com;
|
||||
|
||||
location / {
|
||||
proxy_pass http://web:8000;
|
||||
proxy_set_header Host $host;
|
||||
proxy_set_header X-Real-IP $remote_addr;
|
||||
}
|
||||
|
||||
location /static/ {
|
||||
alias /app/static/;
|
||||
}
|
||||
}
|
||||
```
|
||||
|
||||
---
|
||||
|
||||
## 8. 扩展性设计
|
||||
|
||||
### 8.1 水平扩展
|
||||
|
||||
```
|
||||
┌──────────────┐
|
||||
│ Nginx │
|
||||
│ (负载均衡) │
|
||||
└──────┬───────┘
|
||||
│
|
||||
┌───┴───┐
|
||||
│ │
|
||||
▼ ▼
|
||||
┌─────┐ ┌─────┐
|
||||
│ Web │ │ Web │
|
||||
│ 1 │ │ 2 │
|
||||
└─────┘ └─────┘
|
||||
│ │
|
||||
└───┬───┘
|
||||
│
|
||||
┌───┴───┐
|
||||
│ │
|
||||
▼ ▼
|
||||
┌─────────┐ ┌─────────┐
|
||||
│ DB │ │ Redis │
|
||||
│ (主从) │ │ (集群) │
|
||||
└─────────┘ └─────────┘
|
||||
```
|
||||
|
||||
### 8.2 插件化设计
|
||||
|
||||
```python
|
||||
# Agent 插件接口
|
||||
class AgentPlugin(ABC):
|
||||
@abstractmethod
|
||||
def generate_response(self, message: Message) -> str:
|
||||
pass
|
||||
|
||||
# OpenClaw 插件
|
||||
class OpenClawPlugin(AgentPlugin):
|
||||
def generate_response(self, message: Message) -> str:
|
||||
# OpenClaw 逻辑
|
||||
pass
|
||||
|
||||
# Llama 插件(未来)
|
||||
class LlamaPlugin(AgentPlugin):
|
||||
def generate_response(self, message: Message) -> str:
|
||||
# 调用 Llama API
|
||||
pass
|
||||
```
|
||||
|
||||
---
|
||||
|
||||
## 📝 变更日志
|
||||
|
||||
| 版本 | 日期 | 变更内容 | 作者 |
|
||||
|------|------|----------|------|
|
||||
| v0.1 | 2026-04-04 | 初始版本 | 飞行侠 |
|
||||
|
||||
---
|
||||
|
||||
**文档结束** 📝
|
||||
|
||||
**创建者**: 飞行侠 🦸
|
||||
**日期**: 2026-04-04
|
||||
**状态**: 待北极星确认
|
||||
Reference in New Issue
Block a user