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Terraform IaC Archi: S3 Backend & State

πŸ’‘ Terraform IaC Archi: S3 Backend & State β€” Executive Summary

Technical architectural analysis, practical configuration manifests, and deployment instructions for Terraform IaC Archi: S3 Backend & State.

Pages
Concept
  • Provider with RBAC
  • Module composition
  • main.tf
  • variables.tf
  • outputs.tf
  • state-based comparison and update


Example Directory rules recommended for multi-provider management

bash
project-root/
β”‚
β”œβ”€β”€ main.tf               # μ£Όμš” Terraform μ„€μ • 파일
β”œβ”€β”€ variables.tf          # 곡톡 λ³€μˆ˜ μ •μ˜
β”œβ”€β”€ outputs.tf            # 곡톡 좜λ ₯κ°’ μ •μ˜
β”‚
β”œβ”€β”€ providers/            # ν”„λ‘œλ°”μ΄λ” μ„€μ • 디렉토리
β”‚   β”œβ”€β”€ aws/              # AWS κ΄€λ ¨ μ„€μ • 및 λͺ¨λ“ˆ
β”‚   β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚   β”œβ”€β”€ outputs.tf
β”‚   β”‚   └── modules/      # AWS μ „μš© λͺ¨λ“ˆ
β”‚   β”‚       β”œβ”€β”€ vpc/
β”‚   β”‚       β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚       β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚       β”‚   └── outputs.tf
β”‚   β”‚       β”œβ”€β”€ ec2/
β”‚   β”‚       β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚       β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚       β”‚   └── outputs.tf
β”‚   β”‚       └── ...       # μΆ”κ°€ AWS λͺ¨λ“ˆ
β”‚   β”œβ”€β”€ cloudflare/       # Cloudflare κ΄€λ ¨ μ„€μ • 및 λͺ¨λ“ˆ
β”‚   β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚   β”œβ”€β”€ outputs.tf
β”‚   β”‚   └── modules/      # Cloudflare μ „μš© λͺ¨λ“ˆ
β”‚   β”‚       β”œβ”€β”€ dns/
β”‚   β”‚       β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚       β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚       β”‚   └── outputs.tf
β”‚   β”‚       └── ...       # μΆ”κ°€ Cloudflare λͺ¨λ“ˆ
β”‚   β”œβ”€β”€ kubernetes/       # Kubernetes κ΄€λ ¨ μ„€μ • 및 λͺ¨λ“ˆ
β”‚   β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚   β”œβ”€β”€ outputs.tf
β”‚   β”‚   └── modules/      # Kubernetes μ „μš© λͺ¨λ“ˆ
β”‚   β”‚       β”œβ”€β”€ deployments/
β”‚   β”‚       β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚       β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚       β”‚   └── outputs.tf
β”‚   β”‚       β”œβ”€β”€ services/
β”‚   β”‚       β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚       β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚       β”‚   └── outputs.tf
β”‚   β”‚       └── ...       # μΆ”κ°€ Kubernetes λͺ¨λ“ˆ
β”‚   β”œβ”€β”€ helm/             # Helm κ΄€λ ¨ μ„€μ • 및 λͺ¨λ“ˆ
β”‚   β”‚   β”œβ”€β”€ main.tf
β”‚   β”‚   β”œβ”€β”€ variables.tf
β”‚   β”‚   β”œβ”€β”€ outputs.tf
β”‚   β”‚   └── modules/      # Helm μ „μš© λͺ¨λ“ˆ
β”‚   └── kubevirt/         # KubeVirt κ΄€λ ¨ μ„€μ • 및 λͺ¨λ“ˆ
β”‚       β”œβ”€β”€ main.tf
β”‚       β”œβ”€β”€ variables.tf
β”‚       β”œβ”€β”€ outputs.tf
β”‚       └── modules/      # KubeVirt μ „μš© λͺ¨λ“ˆ
β”‚
└── environments/         # ν™˜κ²½λ³„ ꡬ성 (dev, staging, prod)
    β”œβ”€β”€ dev/
    β”‚   β”œβ”€β”€ main.tf
    β”‚   └── backend.tf
    β”œβ”€β”€ staging/
    β”‚   β”œβ”€β”€ main.tf
    β”‚   └── backend.tf
    └── prod/
        β”œβ”€β”€ main.tf
        └── backend.tf
Migrate existing infrastructure to HCL
GCP: Terraformer
References and Guidelines (NOTE)

terraformer was designed for GCP, but official documentation exists for AWS.

AWS: Terraformer with AWS
Cloudflare: CF-Terraforming
πŸ”— https://developers.cloudflare.com/terraform/advanced-topics/import-cloudflare-resources/

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