February 2014
Intermediate to advanced
248 pages
4h 23m
Japanese
Content preview from 実践 Vagrant
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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.
157
付録
A
Vagrant
の環境変数
Vagrant
には多くの環境変数が用意されており、それらを設定することで、使用中
のシステムの様々な動作を制御することができます。以下に、それらの環境変数の使
い方を、その機能と合わせて説明します。
A.1
VAGRANT_CWD
VAGRANT_CWD
を設定すれば、
Vagrant
の作業ディレクトリを変更することができま
す。デフォルトでは、
Vagrant
はユーザーのカレントディレクトリを使います。作業
ディレクトリが重要なのは、
Vagrant
が
Vagrantfile
を探す場所だからです。また、
作業ディレクトリは、
Vagrantfile
中の相対パスの展開方法も規定します。これは、
相対パスは
Vagrantfile
の在りかから展開されるためです。
この環境変数が最も一般的に設定されるのは、
Vagrant
がスクリプティング環境か
ら実行される場合です。
簡単な例をあげれば、複数の
Vagrant
の環境を立ち上げる
bash
のスクリプトは、
以下のようになるでしょう。
#!/usr/bin/env bash
VAGRANT_CWD=/foo vagrant up
VAGRANT_CWD=/bar vagrant up
A.2
VAGRANT_HOME
VAGRANT_HOME
を設定すれば、
Vagrant
がグローバルな状態を保存するディレクト
リを変更できます。デフォルトでは、このディレクトリは
~/.vagrant.d
となってお
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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.