인프라 구성

Module 4 인프라 아키텍처

VPC
├── Public Subnets
│   ├── ALB (a2a-connectivity-alb)    ← Port 80
│   └── ALB (a2a-performance-alb)     ← Port 80
│
├── Private Subnets
│   └── ECS Cluster (a2a-agents-cluster)
│       ├── Service: a2a-connectivity-agent-service
│       │   └── Task: A2A Connectivity Server (Port 10003)
│       └── Service: a2a-performance-agent-service
│           └── Task: A2A Performance Server (Port 10006)
│
└── AgentCore Runtime (Managed)
    ├── troubleshooting_agent_runtime (M1)
    ├── troubleshooting_agent_runtime_with_memory (M3)
    ├── a2a_troubleshooting_agent_runtime (M4)
    ├── a2a_performance_agent_runtime (M4)
    └── a2a_collaborator_agent_runtime (M4)

ALB 구성

ALB	대상	포트	헬스체크
a2a-connectivity-alb	ECS Connectivity Service	80 → 10003	/health
a2a-performance-alb	ECS Performance Service	80 → 10006	/health

ECS 구성

Cluster: a2a-agents-cluster
├── Service: a2a-connectivity-agent-service
│   ├── Desired Count: 1
│   ├── Launch Type: Fargate
│   ├── Container Port: 10003
│   └── Image: ECR (a2a-connectivity-agent)
│
└── Service: a2a-performance-agent-service
    ├── Desired Count: 1
    ├── Launch Type: Fargate
    ├── Container Port: 10006
    └── Image: ECR (a2a-performance-agent)

AgentCore Runtime vs ECS

항목	AgentCore Runtime	ECS
관리	완전 관리형 (Serverless)	반관리형 (Fargate)
프로토콜	AgentCore API	A2A 프로토콜
용도	에이전트 호스팅	A2A 서버 호스팅
스케일링	자동	수동/Auto Scaling
인증	Cognito JWT	Cognito OAuth

통신 흐름

사용자 → Cognito → AgentCore Runtime (Collaborator)
    → ALB (connectivity) → ECS → A2A Server → Executor
        → AgentCore Runtime (Connectivity Agent) → Lambda
    → ALB (performance) → ECS → A2A Server → Executor
        → AgentCore Runtime (Performance Agent) → Lambda