April 2016
Intermediate to advanced
364 pages
7h 54m
Japanese
Content preview from 初めてのAnsible
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.
50
3 章 インベントリ：サーバーの記述
Ansible は localhost をインベントリに自動的に追加しますが、インベントリには最低でも他のホ
ストを 1 つ登録しておかなければなりません。そうしなかった場合、
ansible-playbook
はエラー
で終了します。
ERROR: provided hosts list is empty
インベントリファイルに他のホストがない場合には、以下のように明示的に localhost を登録して
おくことができます。
localhost ansible_connection=local
3.2
準備
:
複数の
Vagrant
マシン
インベントリについて話をするには、複数のホストを扱う必要があります。
Vagrant
で、
3
つのホストを立ち上げる設定をしましょう。想像力が感じられませんが、これらのホストは
vagrant1
、
vagrant2
、
vagrant3
と呼ぶことにします。
既存の
Vagrantfile
を修正する前に、以下のコマンドで現在の
Vagrant
マシンを必ず破棄してお
いてください。
$ vagrant destroy --force
--force
オプションを付けなかった場合は、
Vagrant
が仮想マシンを本当に廃棄したいのか確認
してきます。
次に、
Vagrantfile
を例
3-2
のように編集してください。
例
3-2
3
つのサーバーを持つ
Vagrantfile
VAGRANTFILE_API_VERSION = "2"
Vagrant.configure(VAGRANTFILE_API_VERSION) ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.Julian F.
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.
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.Amir M.
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.