🐬 DEEP DIVE! : Cloud Architecture

Cloud-Native Intelligent Content Platform on AWS

⚡ Main Request Flow (핵심 데이터 흐름)

💻

User

Web Browser

→

🌍

CloudFront

CDN + Routing

→

⚛️

Frontend

Next.js SSR

→

🔧

Backend

Hono API

→

🗄️

Database

DynamoDB

💡 핵심 포인트: CloudFront가 단일 진입점으로 경로별 라우팅 (/→Frontend, /api/*→Backend, /assets/*→S3, /speeches/*→S3)

☁️ AWS CLOUD LAYER

🌐Content Delivery & Edge

▼

Route 53

DNS Management

ACM

SSL/TLS Certificates

CloudFront

Global CDN + Router

⚛️Frontend & Backend Services

▼

Frontend Lambda
Docker + Next.js SSR

S3 Assets

Static Files (JS/CSS)

API Gateway

HTTP API Endpoints

Backend Lambda

Hono 3-Tier Architecture

Search Lambda

OpenSearch Integration

💾Data & Storage

▼

DynamoDB
Single-Table + GSI + Stream

Image S3 Bucket

Images & Thumbnails

Speech S3 Bucket

Generated Audio Files

⚙️Asynchronous Pipelines (Event-Driven)

▼

Image Resizing Pipeline

S3 Image Upload

→

EventBridge

→

Image Processor λ (sharp)

→

S3 Thumbnails

AI Speech Synthesis Pipeline

API Request

→

Backend λ (Invoke)

→

Speech Synthesis λ

→

Polly

→

SNS

→

Update URL λ

→

DynamoDB

Search Indexing Pipeline

DynamoDB Stream

→

Indexing λ

→

OpenSearch

🧠AI & Search Services

▼

Bedrock (Claude)

AI Summary Generation

Polly

Text-to-Speech

OpenSearch

Full-text Search Cluster

🔐Security & Authentication

▼

Cognito

User Authentication

IAM

Least Privilege Access

📊Observability & Monitoring

▼

CloudWatch

Logs, Metrics & Alarms

X-Ray

Distributed Tracing

Sentry

Error Tracking

🛠️ DEVELOPER EXPERIENCE (DevOps)

🔄CI/CD Pipeline

▼

Deployment Flow

VS Code

→

Git Push

→

GitHub

→

GitHub Actions

→

Self-hosted Runner (EC2)

→

ECR (Docker)

→

CDK Deploy

→

AWS Infrastructure