February 2014
Intermediate to advanced
248 pages
4h 23m
Japanese
Content preview from 実践 Vagrant
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94
5 章 複数マシン構成のクラスタのモデリング
5.4
実際的な例：
MySQL
基本を押さえたところで、シェルプロビジョナを使って
2
番目のマシンに
MySQL
をプロビジョニングし、その
MySQL
のインスタンスに
web
マシンから
MySQL
の
クライアントを使って通信してみましょう。
まず、新しく
db_provision.sh
というファイルをプロジェクトのルートディレク
トリに作成し、その内容を以下のようにします。
export DEBIAN_FRONTEND=noninteractive
apt-get update
apt-get install -y mysql-server
sed -i -e 's/127.0.0.1/0.0.0.0/' /etc/mysql/my.cnf
restart mysql
mysql -uroot mysql <<< "GRANT ALL ON *.* TO 'root'@'%'; FLUSH PRIVILEGES;"
これは
db
マシンのプロビジョニングを行うシェルスクリプトです。
Apache
のセッ
トアップに使ったスクリプトとはかなり異なっているように見えるので、いくつかの
部分について簡単に説明しておきましょう。
まず、環境変数の
DEBIAN_FRONTEND
を「
noninteractive
」という値にしてエクス
ポートします。こうすることで、
MySQL
サーバーをインストールする際に、ルート
のパスワードを尋ねられることなくインストールが終了します。
次に、
sed
を使ってバインドするアドレスをループバックからすべてのインター ...
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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.