822 lines
23 KiB
Markdown
822 lines
23 KiB
Markdown
# Subagent-Driven 计划执行系统 (SDPES) - 架构设计文档
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> **版本:** v1.0.0
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> **日期:** 2026-04-24
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> **状态:** 设计完成,待实施
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---
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## 📋 系统概述
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### 核心目标
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构建一个**模块化、可扩展、高可靠**的基于子代理驱动的计划执行系统(Subagent-Driven Plan Execution System, SDPES),具备以下核心能力:
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1. **智能任务分解** - 将复杂计划自动拆分为可独立执行的原子任务
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2. **动态代理调度** - 根据任务特性分配最合适的专用子代理
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3. **实时协作通信** - 支持代理间的信息共享、状态同步和结果汇总
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4. **透明进度监控** - 全流程可视化追踪,异常实时告警与恢复
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5. **插件化扩展** - 允许动态注册新代理类型和工具服务
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### 适用场景
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- ✅ 大型软件项目的分阶段实施
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- ✅ 复杂系统的多模块并行开发
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- ✅ AI辅助代码生成与审查工作流
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- ✅ 自动化测试与持续集成流水线
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- ✅ 多团队协作的任务编排系统
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---
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## 🏗️ 系统架构
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### 整体架构图
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```
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┌─────────────────────────────────────────────────────────────┐
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│ SDPES 主控制器 (Master Agent) │
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│ ┌───────────┐ ┌───────────┐ ┌───────────┐ ┌───────────┐ │
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│ │ 任务分解器 │ │ 任务调度器 │ │ 进度监控器 │ │ 异常处理器 │ │
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│ └─────┬─────┘ └─────┬─────┘ └─────┬─────┘ └─────┬─────┘ │
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│ │ │ │ │ │
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│ ┌─────▼──────────────▼─────────────▼─────────────▼─────┐ │
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│ │ 事件总线 (Event Bus) │ │
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│ └────────────────────┬─────────────────────────────────┘ │
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│ │ │
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│ ┌────────────────────▼─────────────────────────────────┐ │
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│ │ 上下文管理器 (Context Manager) │ │
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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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│ 实现者代理 │ │ 规范审查代理 │ │ 质量审查代理 │
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│ (Implementer) │ │ (SpecReviewer)│ │ (CodeReviewer)│
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└───────┬───────┘ └───────┬───────┘ └───────┬───────┘
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│ │ │
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▼ ▼ ▼
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┌───────────────┐ ┌───────────────┐ ┌───────────────┐
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│ 工具集 (Tools) │ │ 规范检查器 │ │ 代码分析器 │
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│ - 文件读写 │ │ - 需求匹配 │ │ - Lint检查 │
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│ - API调用 │ │ - 边界验证 │ │ - 安全扫描 │
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│ - Git操作 │ │ - 测试覆盖 │ │ - 性能评估 │
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└───────────────┘ └───────────────┘ └───────────────┘
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```
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---
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## 🎯 层级关系与职责定义
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### 第一层:主控制器 (Master Controller)
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**职责:** 系统总指挥,负责全局协调与决策
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```typescript
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interface MasterController {
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// 核心能力
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loadPlan(planPath: string): Promise<ExecutionPlan>
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decomposeTasks(plan: ExecutionPlan): Task[]
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scheduleTask(task: Task): SubAgent
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monitorProgress(): ProgressReport
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// 决策能力
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selectAgent(taskType: TaskType): AgentType
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handleFailure(failure: FailureEvent): RecoveryAction
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optimizeSchedule(): void
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// 通信能力
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broadcast(event: SystemEvent): void
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collectResults(): AggregateResult
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}
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```
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**关键组件:**
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| 组件名称 | 职责 | 输入 | 输出 |
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|---------|------|------|------|
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| **任务分解器** | 将复杂计划拆分为原子任务 | ExecutionPlan | Task[] |
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| **任务调度器** | 分配任务给合适的子代理 | Task + AgentPool | DispatchOrder |
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| **进度监控器** | 追踪所有任务的执行状态 | StatusEvents | ProgressReport |
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| **异常处理器** | 捕获错误并触发恢复策略 | ErrorEvent | RecoveryAction |
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---
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### 第二层:专业子代理 (Specialized SubAgents)
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#### 2.1 实现者代理 (Implementer Agent)
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**职责:** 执行具体的编码/实施任务
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```typescript
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interface ImplementerAgent {
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id: string
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type: 'implementer'
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// 能力接口
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implement(task: Task, context: Context): ImplementationResult
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selfReview(implementation: ImplementationResult): ReviewFeedback
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askQuestion(question: Question): Promise<Answer>
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// 工具依赖
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tools: ToolSet
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}
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```
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**专业领域:**
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- 前端开发(Vue/React/Angular)
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- 后端开发(Java/Python/Node.js)
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- 数据库设计与迁移
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- API集成与测试
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- 文档编写
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#### 2.2 规范审查代理 (Spec Compliance Reviewer)
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**职责:** 验证实现是否符合原始规范要求
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```typescript
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interface SpecReviewerAgent {
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id: string
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type: 'spec-reviewer'
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// 能力接口
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reviewCompliance(
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implementation: ImplementationResult,
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spec: TaskSpecification
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): SpecReviewReport
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checkRequirements(requirement: Requirement): boolean
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identifyGaps(spec: Specification, implementation: Code): Gap[]
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}
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```
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**审查维度:**
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- ✅ 功能完整性(是否实现了所有需求)
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- ✅ 边界条件(是否处理了边界情况)
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- ✅ 接口一致性(是否符合API规范)
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- ✅ 测试覆盖(是否有对应测试用例)
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- ⚠️ 过度实现(是否实现了未要求的功能)
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#### 2.3 质量审查代理 (Code Quality Reviewer)
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**职责:** 评估代码质量和技术债务
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```typescript
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interface CodeQualityReviewerAgent {
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id: string
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type: 'code-quality-reviewer'
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// 能力接口
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reviewQuality(code: CodeBase): QualityReport
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detectSmells(code: Code): CodeSmell[]
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assessSecurity(vulnerabilities: Vulnerability[]): SecurityScore
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measurePerformance(metrics: PerformanceMetrics): PerformanceGrade
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}
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```
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**质量维度:**
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- 可读性(命名规范、注释完整性)
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- 可维护性(模块化程度、耦合度)
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- 性能(时间复杂度、空间复杂度)
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- 安全性(SQL注入、XSS等漏洞)
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- 测试质量(覆盖率、断言有效性)
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---
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### 第三层:工具与服务层 (Tool & Service Layer)
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```typescript
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interface ToolSet {
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// 文件操作
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fileSystem: FileSystemTool
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gitOperations: GitTool
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// 代码分析
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linter: LinterTool
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securityScanner: SecurityTool
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performanceProfiler: ProfilerTool
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// 外部服务
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apiClient: APIClient
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notificationService: NotificationService
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}
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```
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---
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## 🔧 核心机制详解
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### 1. 任务分解机制 (Task Decomposition)
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**算法流程:**
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```
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输入: ExecutionPlan (包含多个Task)
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输出: AtomicTask[] (可独立执行的最小单元)
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步骤:
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1. 解析计划结构,提取所有Task节点
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2. 分析Task之间的依赖关系(DAG)
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3. 识别可并行的Task组
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4. 为每个AtomicTask分配唯一ID和优先级
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5. 生成上下文依赖清单
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6. 输出分解结果 + 执行拓扑图
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```
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**示例:**
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```javascript
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// 原始计划
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const plan = {
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tasks: [
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{ id: 'T1', name: '创建API模块', dependsOn: [] },
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{ id: 'T2', name: '重构UI组件', dependsOn: ['T1'] },
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{ id: 'T3', name: '编写测试', dependsOn: ['T1', 'T2'] },
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{ id: 'T4', name: '性能优化', dependsOn: ['T3'] }
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]
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}
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// 分解后(支持并行)
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const executionGroups = [
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[{ task: 'T1', agents: [implementer] }], // 第1批
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[{ task: 'T2', agents: [implementer] }], // 第2批(依赖T1)
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[{ task: 'T3', agents: [implementer, tester] }], // 第3批(依赖T1,T2)
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[{ task: 'T4', agents: [optimizer, reviewer] }] // 第4批(依赖T3)
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]
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```
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---
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### 2. 任务调度算法 (Scheduling Algorithm)
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**策略选择矩阵:**
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| 因素 | 权重 | 说明 |
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|------|------|------|
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| 任务优先级 | 30% | 紧急任务优先 |
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| 代理可用性 | 25% | 选择空闲代理 |
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| 专业匹配度 | 20% | 技能匹配度评分 |
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| 上下文相关性 | 15% | 复用已加载的上下文 |
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| 资源消耗预估 | 10% | 平衡负载 |
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**调度伪代码:**
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```typescript
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function scheduleTask(task: Task, agentPool: AgentPool): SchedulingDecision {
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const candidates = agentPool.filter(agent =>
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canHandle(agent, task.type) && isAvailable(agent)
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)
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if (candidates.length === 0) {
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return queueForLater(task) // 无可用代理,排队等待
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}
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const scored = candidates.map(agent => ({
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agent,
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score: calculateScore(agent, task)
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}))
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const best = scored.sort((a, b) => b.score - a.score)[0]
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return {
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assignedTo: best.agent,
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estimatedDuration: estimateDuration(task, best.agent),
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contextToInject: gatherRelevantContext(task)
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}
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}
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```
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---
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### 3. 通信协议 (Communication Protocol)
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#### 消息格式规范
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```typescript
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// 基础消息格式
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interface Message {
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id: string // UUID
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timestamp: number // Unix timestamp
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source: AgentId // 发送方ID
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target: AgentId // 接收方ID ('*' 表示广播)
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type: MessageType // 消息类型
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payload: any // 消息体
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metadata?: Record<string, any> // 元数据
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}
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// 消息类型枚举
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enum MessageType {
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// 任务相关
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TASK_ASSIGNED = 'task:assigned',
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TASK_STARTED = 'task:started',
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TASK_PROGRESS = 'task:progress',
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TASK_COMPLETED = 'task:completed',
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TASK_FAILED = 'task:failed',
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// 审查相关
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REVIEW_REQUESTED = 'review:request',
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REVIEW_RESULT = 'review:result',
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REVIEW_APPROVED = 'review:approved',
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REVIEW_REJECTED = 'review:rejected',
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// 协作相关
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QUESTION_ASKED = 'collab:question',
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QUESTION_ANSWERED = 'collab:answer',
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CONTEXT_SHARED = 'collab:context',
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// 系统事件
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SYSTEM_ERROR = 'sys:error',
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SYSTEM_WARNING = 'sys:warning',
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HEARTBEAT = 'sys:heartbeat'
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}
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```
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#### 事件总线实现
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```typescript
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class EventBus {
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private subscribers: Map<MessageType, Subscriber[]> = new Map()
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subscribe(type: MessageType, handler: Subscriber): UnsubscribeFn {
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if (!this.subscribers.has(type)) {
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this.subscribers.set(type, [])
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}
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this.subscribers.get(type)!.push(handler)
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return () => this.unsubscribe(type, handler)
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}
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publish(message: Message): void {
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const handlers = this.subscribers.get(message.type) || []
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handlers.forEach(handler => handler(message))
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// 广播到通配符订阅者
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const wildcardHandlers = this.subscribers.get('*') || []
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wildcardHandlers.forEach(handler => handler(message))
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}
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async requestResponse<T>(
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message: Message,
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timeout: number = 30000
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): Promise<T> {
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return new Promise((resolve, reject) => {
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const timer = setTimeout(() => {
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unsubscribe()
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reject(new Error('Request timeout'))
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}, timeout)
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const unsubscribe = this.subscribe(
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message.type.replace(':request', ':response'),
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(response) => {
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clearTimeout(timer)
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resolve(response.payload)
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}
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)
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this.publish(message)
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})
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}
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}
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```
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---
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### 4. 结果汇总机制 (Result Aggregation)
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**汇总流程:**
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```
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各子代理执行结果
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↓
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┌─────────────┐
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│ 结果收集器 │ ← 收集所有Task的ImplementationResult
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└──────┬──────┘
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↓
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┌─────────────┐
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│ 一致性校验 │ ← 检查结果间是否存在冲突
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└──────┬──────┘
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↓
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┌─────────────┐
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│ 合并引擎 │ ← 将多个结果合并为统一输出
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└──────┬──────┘
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↓
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┌─────────────┐
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│ 最终报告 │ ← 生成AggregateResult
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└─────────────┘
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```
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**数据结构:**
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```typescript
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interface AggregateResult {
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executionId: string
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startTime: number
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endTime: number
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totalDuration: number
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tasks: {
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total: number
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completed: number
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failed: number
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skipped: number
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}
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results: TaskResult[]
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metrics: {
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successRate: number
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averageDuration: number
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qualityScore: number
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}
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artifacts: {
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codeChanges: FileChange[]
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testReports: TestReport[]
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documentation: Document[]
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}
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recommendations: string[] // 改进建议
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}
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```
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---
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### 5. 进度监控与异常处理 (Monitoring & Exception Handling)
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#### 监控仪表板数据模型
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```typescript
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interface ProgressDashboard {
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overview: {
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overallProgress: number // 0-100
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currentPhase: string // 当前阶段
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elapsedTime: number // 已耗时间(秒)
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estimatedRemaining: number // 预估剩余时间(秒)
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}
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tasks: TaskStatus[]
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timeline: TimelineEvent[] // 时间线事件流
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alerts: Alert[] // 活跃的告警
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}
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interface TaskStatus {
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taskId: string
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name: string
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status: 'pending' | 'running' | 'completed' | 'failed' | 'blocked'
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progress: number // 0-100
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assignedAgent: string
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startTime?: number
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endTime?: number
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error?: ErrorInfo
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}
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```
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#### 异常分类与处理策略
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| 异常类型 | 严重级别 | 自动处理策略 | 人工介入阈值 |
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|---------|---------|-------------|------------|
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| **网络超时** | Medium | 重试3次,指数退避 | 连续失败5次 |
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| **认证失败** | High | 刷新Token,重试1次 | Token无效时 |
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| **语法错误** | Low | 子代理自修复 | 无法修复时 |
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| **规范偏离** | Medium | 要求重新实现 | 2次审查不通过 |
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| **资源不足** | High | 降低并发度,排队等待 | 所有代理忙碌>60s |
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||
| **系统崩溃** | Critical | 回滚到上一个检查点 | 数据丢失风险 |
|
||
|
||
**异常恢复流程:**
|
||
|
||
```typescript
|
||
async function handleException(error: ErrorEvent): Promise<RecoveryAction> {
|
||
const severity = classifySeverity(error)
|
||
const strategy = getRecoveryStrategy(error.type, severity)
|
||
|
||
switch (strategy) {
|
||
case 'retry':
|
||
return retryWithBackoff(error.task, { maxRetries: 3, baseDelay: 1000 })
|
||
|
||
case 'fallback':
|
||
return executeFallbackPlan(error.task)
|
||
|
||
case 'escalate':
|
||
await notifyHumanOperator({
|
||
error,
|
||
context: getCurrentContext(),
|
||
suggestedActions: generateSuggestions(error)
|
||
})
|
||
return waitForHumanDecision()
|
||
|
||
case 'rollback':
|
||
return rollbackToCheckpoint(error.checkpointId)
|
||
|
||
case 'skip':
|
||
markTaskAsSkipped(error.task, error.reason)
|
||
continueWithNextTask()
|
||
}
|
||
}
|
||
```
|
||
|
||
---
|
||
|
||
## 🔌 动态扩展机制 (Extension Mechanism)
|
||
|
||
### 插件注册接口
|
||
|
||
```typescript
|
||
interface PluginManifest {
|
||
name: string
|
||
version: string
|
||
description: string
|
||
|
||
// 注册的组件
|
||
agents?: AgentDefinition[]
|
||
tools?: ToolDefinition[]
|
||
schedulers?: SchedulerDefinition[]
|
||
reviewers?: ReviewerDefinition[]
|
||
|
||
// 生命周期钩子
|
||
hooks?: {
|
||
onTaskStart?: (task: Task) => Promise<void>
|
||
onTaskComplete?: (result: TaskResult) => Promise<void>
|
||
onError?: (error: Error) => Promise<void>
|
||
}
|
||
|
||
// 依赖声明
|
||
dependencies?: string[]
|
||
}
|
||
|
||
class PluginManager {
|
||
private plugins: Map<string, Plugin> = new Map()
|
||
|
||
async register(manifest: PluginManifest): Promise<void> {
|
||
// 验证依赖
|
||
await this.validateDependencies(manifest)
|
||
|
||
// 加载插件
|
||
const plugin = await this.loadPlugin(manifest)
|
||
|
||
// 注册组件
|
||
manifest.agents?.forEach(agent => this.agentRegistry.register(agent))
|
||
manifest.tools?.forEach(tool => this.toolRegistry.register(tool))
|
||
|
||
// 绑定生命周期钩子
|
||
manifest.hooks?.forEach(this.bindHook)
|
||
|
||
this.plugins.set(manifest.name, plugin)
|
||
}
|
||
|
||
async unregister(pluginName: string): Promise<void> {
|
||
const plugin = this.plugins.get(pluginName)
|
||
if (!plugin) throw new Error(`Plugin ${pluginName} not found`)
|
||
|
||
// 反注册组件
|
||
plugin.manifest.agents?.forEach(agent => this.agentRegistry.unregister(agent.id))
|
||
|
||
// 清理资源
|
||
await plugin.cleanup()
|
||
|
||
this.plugins.delete(pluginName)
|
||
}
|
||
}
|
||
```
|
||
|
||
### 示例:自定义代理插件
|
||
|
||
```typescript
|
||
// my-custom-agent-plugin.ts
|
||
const customPlugin: PluginManifest = {
|
||
name: 'security-specialist-agent',
|
||
version: '1.0.0',
|
||
description: '专注于安全审计的专业代理',
|
||
|
||
agents: [{
|
||
id: 'security-auditor',
|
||
type: 'specialized-reviewer',
|
||
capabilities: [
|
||
'vulnerability-scan',
|
||
'penetration-test',
|
||
'compliance-check'
|
||
],
|
||
tools: ['owasp-zap', 'sonarqube', 'bandit']
|
||
}],
|
||
|
||
hooks: {
|
||
onTaskComplete: async (result) => {
|
||
// 在每个任务完成后自动运行安全扫描
|
||
if (result.type === 'implementation') {
|
||
await runSecurityScan(result.artifacts)
|
||
}
|
||
}
|
||
},
|
||
|
||
dependencies: ['core-engine-v2.0']
|
||
}
|
||
```
|
||
|
||
---
|
||
|
||
## 📊 接口规范 (Interface Specifications)
|
||
|
||
### 对外暴露的主接口
|
||
|
||
```typescript
|
||
class SDPES {
|
||
// 初始化
|
||
constructor(config: SDPESConfig)
|
||
async initialize(): Promise<void>
|
||
|
||
// 计划管理
|
||
async loadPlan(path: string): Promise<Plan>
|
||
async validatePlan(plan: Plan): ValidationResult
|
||
async executePlan(plan: Plan): Promise<ExecutionSession>
|
||
|
||
// 执行控制
|
||
pause(): void
|
||
resume(): void
|
||
cancel(): void
|
||
|
||
// 状态查询
|
||
getStatus(): ExecutionStatus
|
||
getProgress(): ProgressDashboard
|
||
getResults(): AggregateResult
|
||
|
||
// 事件监听
|
||
on(event: string, handler: Function): UnsubscribeFn
|
||
|
||
// 扩展管理
|
||
registerPlugin(plugin: PluginManifest): Promise<void>
|
||
unregisterPlugin(name: string): Promise<void>
|
||
}
|
||
```
|
||
|
||
### 配置接口
|
||
|
||
```typescript
|
||
interface SDPESConfig {
|
||
// 并发控制
|
||
maxConcurrentTasks: number // 最大并发任务数(默认:3)
|
||
maxRetries: number // 最大重试次数(默认:3)
|
||
retryDelay: number // 重试基础延迟ms(默认:1000)
|
||
|
||
// 超时设置
|
||
taskTimeout: number // 单个任务超时s(默认:300)
|
||
sessionTimeout: number // 整个会话超时s(默认:3600)
|
||
|
||
// 日志配置
|
||
logLevel: 'debug' | 'info' | 'warn' | 'error'
|
||
logPath?: string // 日志文件路径
|
||
|
||
// 代理配置
|
||
defaultAgentConfig: AgentConfig
|
||
customAgents?: AgentDefinition[]
|
||
|
||
// 插件配置
|
||
plugins?: string[] // 要加载的插件列表
|
||
|
||
// 存储配置
|
||
storageBackend: 'memory' | 'file' | 'database'
|
||
storageOptions?: Record<string, any>
|
||
}
|
||
```
|
||
|
||
---
|
||
|
||
## 🚀 使用示例
|
||
|
||
### 基础用法
|
||
|
||
```typescript
|
||
import { SDPES } from '@sdpes/core'
|
||
|
||
// 创建实例
|
||
const sdpes = new SDPES({
|
||
maxConcurrentTasks: 3,
|
||
logLevel: 'info',
|
||
defaultAgentConfig: {
|
||
timeout: 300,
|
||
retryCount: 3
|
||
}
|
||
})
|
||
|
||
// 初始化
|
||
await sdpes.initialize()
|
||
|
||
// 加载计划
|
||
const plan = await sdpes.loadPlan('./plans/aichat-refactor.md')
|
||
|
||
// 执行
|
||
const session = await sdpes.executePlan(plan)
|
||
|
||
// 监听进度
|
||
sdpes.on('progress:update', (dashboard) => {
|
||
console.log(`Progress: ${dashboard.overview.progress}%`)
|
||
})
|
||
|
||
sdpes.on('task:complete', (taskResult) => {
|
||
console.log(`✅ Task "${taskResult.name}" completed`)
|
||
})
|
||
|
||
sdpes.on('error', (error) => {
|
||
console.error(`❌ Error: ${error.message}`)
|
||
})
|
||
|
||
// 获取最终结果
|
||
const result = await sdpes.getResults()
|
||
console.log('Final Report:', result)
|
||
|
||
// 导出报告
|
||
await exportReport(result, './reports/execution-report.md')
|
||
```
|
||
|
||
### 高级用法 - 自定义代理
|
||
|
||
```typescript
|
||
// 注册自定义代理
|
||
await sdpes.registerPlugin({
|
||
name: 'my-expert-agent',
|
||
agents: [{
|
||
id: 'vue-specialist',
|
||
type: 'implementer',
|
||
expertise: ['vue3', 'composition-api', 'vite'],
|
||
tools: ['eslint-plugin-vue', 'vue-devtools']
|
||
}]
|
||
})
|
||
|
||
// 使用自定义代理执行特定任务
|
||
const specializedPlan = {
|
||
tasks: [{
|
||
id: 't1',
|
||
name: '优化Vue组件性能',
|
||
requiredAgent: 'vue-specialist',
|
||
specification: {...}
|
||
}]
|
||
}
|
||
|
||
await sdpes.executePlan(specializedPlan)
|
||
```
|
||
|
||
---
|
||
|
||
## 📈 性能与可靠性指标
|
||
|
||
### 目标指标
|
||
|
||
| 指标 | 目标值 | 说明 |
|
||
|------|--------|------|
|
||
| **任务成功率** | >98% | 成功完成的任务占比 |
|
||
| **平均响应时间** | <2s | 从调度到开始执行的延迟 |
|
||
| **资源利用率** | >85% | 代理活跃时间占比 |
|
||
| **异常恢复率** | >95% | 自动恢复成功的异常占比 |
|
||
| **并发吞吐量** | 10 tasks/min | 系统最大处理能力 |
|
||
|
||
### 可靠性保障
|
||
|
||
1. **检查点机制** - 每完成一个Task自动保存状态
|
||
2. **幂等性保证** - 相同任务多次执行结果一致
|
||
3. **事务性操作** - 关键操作的原子性保证
|
||
4. **优雅降级** - 部分失败不影响整体执行
|
||
|
||
---
|
||
|
||
## 🔒 安全考虑
|
||
|
||
1. **权限控制** - 子代理只能访问授权的资源
|
||
2. **沙箱隔离** - 每个子代理在独立环境中运行
|
||
3. **日志审计** - 所有操作记录完整日志链
|
||
4. **敏感信息保护** - Token、密钥等加密存储
|
||
|
||
---
|
||
|
||
## 📝 后续演进路线
|
||
|
||
### Phase 1 (当前) - MVP版本
|
||
- ✅ 基础框架搭建
|
||
- ✅ 三种核心代理实现
|
||
- ✅ 同步串行执行模式
|
||
- ✅ 基础监控功能
|
||
|
||
### Phase 2 - 增强版
|
||
- [ ] 并行任务执行
|
||
- [ ] 更丰富的代理类型
|
||
- [ ] Web UI可视化界面
|
||
- [ ] RESTful API接口
|
||
|
||
### Phase 3 - 企业级
|
||
- [ ] 分布式部署支持
|
||
- [ ] 多租户隔离
|
||
- [ ] AI驱动的智能调度
|
||
- [ ] 与CI/CD系统集成
|
||
|
||
---
|
||
|
||
## 📚 参考文档
|
||
|
||
- [Subagent-Driven Development Skill](./skills/subagent-driven-development.md)
|
||
- [AIChat 流式接口重构计划](./plans/2026-04-24-aichat-sse-refactor.md)
|
||
- [最佳实践指南](./docs/best-practices.md)
|
||
|
||
---
|
||
|
||
**文档状态:** ✅ 已完成设计评审
|
||
**下一步:** 开始实施核心引擎模块
|