April 2016
Intermediate to advanced
364 pages
7h 54m
Japanese
Content preview from 初めてのAnsible
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
219
12
章
Amazon EC2
Ansible
には、
Infrastructure-as-a-Service
（
IaaS
）クラウドの扱いをとても容易にしてくれる
機能が数多くあります。本章では、最も広く使われている
IaaS
クラウドであり、筆者が最もよく
知っているクラウドであることから、
Amazon EC2
に焦点を当てます。とはいえ、多くの概念は
Ansible
がサポートしている他のクラウドにも当てはめることができるはずです。
Ansible
は、
EC2
を
2
つの方法でサポートしています。
•
自動的に
Ansible
のインベントリを展開してくれる動的インベントリプラグイン。手作業
でサーバーを指定する必要がありません。
•
新しいサーバーの生成などの
EC2
のアクションを行ってくれるモジュール。
本章では、
EC2
の動的インベントリプラグインと共に、
EC2
のモジュール群についても議論し
ていきます。
IaaS
クラウドとは何か？
技術誌で「クラウド」に言及されていることをあまりに耳にするので、バズワードにうんざりしているか
も知れません
†
。本書で言う infrastructure-as-a-service（IaaS）とは何か、ここではっきりさせておき
ましょう。
まず、IaaS クラウドとの典型的なユーザーのやりとりを見てください。
ユーザー
新しいサーバーを 5 台用意してください。それぞれに CPU を 2 つ、4GB のメモリ、100GB のスト
レージを搭載して、Ubuntu 14.04 を動作させてください。
†
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.