March 2017
Intermediate to advanced
352 pages
9h 3m
Japanese
Content preview from Infrastructure as Code ―クラウドにおけるサーバ管理の原則とプラクティス
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158
9
章 インフラストラクチャ定義のパターン
例 9-4 構成レジストリを使ったウェブサーバースタックの定義
# "environment"
パラメータを渡す必要がある
variable "environment" {}
# Consul
レジストリからキーをインポートする
resource "consul_keys" "app_server" {
key {
name = "vip_ip"
path = "myapp/${var.environment}/appserver/vip_ip"
}
}
resource "aws_launch_configuration" "webserver" {
image_id = "ami-12345678"
instance_type = "t2.micro"
#
サーバー構成ツールが使えるように、
#
アプリケーションサーバープールの
IP
アドレスを渡す
user_data { app_server_vip_ip = "${consul_keys.app_server.var.vip_ip}" }
}
9.2.4.1
軽い構成レジストリのアプローチを使ったスタック間の構成
/
設定の共有
かえって市販ツールを使うよりも作業量が増えることになっても、軽いレジストリ（「3.4.1 軽い構
成レジストリ」）のアプローチを使うことを選ぶチームもある。たとえば、スクリプトで定義ツールを実
行し、スタティックなファイル共有サービス（AWS S3 バケットなど）から構造化レジ ...
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