February 2014
Intermediate to advanced
248 pages
4h 23m
Japanese
Content preview from 実践 Vagrant
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217
217
F.10 落ち穂拾い
#!/bin/bash
echo "Defaults:ec2-user !requiretty" > /etc/sudoers.d/999-vagrant-cloud-init-
requiretty
chmod 440 /etc/sudoers.d/999-vagrant-cloud-init-requiretty
そして、
Vagrantfile
内で以下のように指定すると
vagrant up
時にこのスクリプト
が実行されます（このスクリプトで対応しても初回起動時のエラーはなくならないよ
うです。以降の
vagrant provision
はこれで通るようになります）。
aws.user_data = File.read('user_data.sh')
F.10.3
Packer
ここまで見てきたように
Vagrant
が面倒見るのは
EC2
の起動とその後のプロビ
ジョニングですが、そもそも
EC2
インスタンスの基になるイメージである
AMI
の
作成も自動化したいという要件があるかもしれません。その場合、
Packer
（
http://
www.packer.io/
）というツールを利用すると良いでしょう。
Packer
は
Vagrant
の開
発者
Mitchell Hashimoto
さんが開発・メンテナンスを続けている、仮想サーバーの
仮想イメージを統一的なインタフェースで作成できるツールです。
Packer
を使うと、設定用の
JSON
ファイルに必要事項を書いていくだけで ...
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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.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.