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.
150
7 章 複雑な Playbook
例
7-22
users.csv
username,email
lorin,lorin@ansiblebook.com
john,john@example.com
sue,sue@example.org
csvfile
ルックアッププラグインを使って
Sue
のメールアドレスを読み取りたいとすれば、以下
のように
csvfile
ルックアップを呼び出します。
lookup('csvfile', 'sue file=users.csv delimiter=, col=1')
csvfile
ルックアップは、複数の引数を取るルックアップの良い例です。ここでは、
4
つの引数
が渡されています。
•
sue
•
file=users.csv
•
delimiter=,
•
col=1
最初の引数の名前に、ルックアップのプラグインは指定しませんが、追加の引数の名前は指定し
ます。
csvfile
の場合、最初の引数は、表の
0
番目の列（先頭の列。順番は
0
から数えます）に一
度だけ現れるエントリです。
他の引数は、
.csv
ファイルの名前、区切り文字、返される列を指定します。この例では、カン
マを区切り文字とする
users.csv
というファイルを見て、最初の列の値が
sue
である行をルック
アップし、
2
番目の列（
0
を起点として数えて例
1
）を返すようにしています。この評価の結果は
sue@example.org
になります。
ルックアップしたいユーザー名が
username
という変数に保存されているなら、
+
記号を使い、
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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.