20220214_Future Tech Night

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Copyright © 2022 by Future Corporation 自己紹介 resource "introduction" "me" { name = "Taisei Ito" account = "@kaedemalu" group = "Technology Innovation Group" position = ["Senior Consultant", "TechBlog Editor"] like = ["GCP", "Terraform", "AWS"] hobby = ["Sauna", "Drive", "Camera"] }

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Modulesとは A module is a container for multiple resources that are used together. ● 共に使う複数リソース群の「まとまり」 ○ ≠クラウドのサービスごと ○ =アーキテクチャを踏まえた構成 ● State自体は単一になる Copyright © 2022 by Future Corporation 参考：https://www.terraform.io/language/modules

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リソース分割① Copyright © 2022 by Future Corporation . ├── modules // Modulesを格納するディレクトリ │ ├── ecs │ ├── eks │ ├── lb │ ├── rds │ └── vpc ├── dev // 開発環境用 ├── stg // 検証環境向け └── prd // 本番環境向け #future_tech_night

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リソース分割② Copyright © 2022 by Future Corporation . ├── modules // Modulesを格納するディレクトリ │ ├── service_a │ ├── service_b │ ├── rds │ └── vpc ├── dev // 開発環境用 ├── stg // 検証環境向け └── prd // 本番環境向け #future_tech_night

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Stateがどう分割されるか Copyright © 2022 by Future Corporation . ├── modules // Modulesを格納するディレクトリ │ ├── service_a │ ├── service_b │ ├── rds │ └── vpc ├── dev // 開発環境用 ├── stg // 検証環境向け └── prd // 本番環境向け State Dev State Stg State Prd #future_tech_night

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リソース分割② Copyright © 2022 by Future Corporation . ├── modules // Modulesを格納するディレクトリ │ ├── service_a │ ├── service_b │ ├── rds │ └── vpc ├── stg1 // 検証環境① ├── stg2 // 検証環境② └── prd // 本番環境向け State Stg1 State Stg2 State Prd ● service_a ● service_b ● rds ● vpc ● service_a ● service_b ● rds ● vpc ● service_a ● service_b ● rds ● vpc #future_tech_night

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Stateがどう分かれるか Copyright © 2022 by Future Corporation . ├── modules // Modulesを格納するディレクトリ │ ├── service_a │ ├── service_b │ └── rds ├── stg1 // 検証環境① ├── stg2 // 検証環境② ├── prd // 本番環境向け └── vpc #future_tech_night

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Stateがどう分かれるか Copyright © 2022 by Future Corporation . ├── modules │ ├── service_a │ ├── service_b │ └── rds ├── stg1 ├── stg2 ├── prd └── vpc State Stg1 State Stg2 State Prd State Stg (Workspaces) State Prd (Workspaces)

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Referする Copyright © 2022 by Future Corporation . ├── modules │ ├── service_a │ ├── service_b │ └── rds ├── stg1 ├── stg2 ├── prd └── vpc State Stg1 State Stg2 State Prd State Stg (Workspaces) State Prd (Workspaces) ● Data Resourceでやりとり →VPCに変更が入らない！

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Modulesでの変数の追い方 Modules Environment VPC WEB DB : main variable resources variables resources variables resources variables instance_type = “t2.micro” module “web” { … instance_type = local.instance_type … } Copyright © 2022 by Future Corporation

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