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.
66
3 章 インベントリ：サーバーの記述
ファイルに実行可能属性を付けるには、
chmod +x
コマンドを使います。以下の例をご覧ください。
$ chmod +x dynamic.py
3.7.1
動的インベントリスクリプトのインターフェース
Ansible
の動的インベントリスクリプトは、
2
つのコマンドラインフラグをサポートしなければ
なりません。
•
--host=<hostname>
は、ホストの詳細を返します。
•
--list
は、グループのリストを返します。
個々のホストの詳細を得たい場合、
Ansible
は以下のようにインベントリスクリプトを呼びます。
$ ./dynamic.py --host=vagrant2
出力には、ホスト固有の変数を含めることができます。変数は、振る舞い型のパラメータでもか
まいません。
{ "ansible_ssh_host": "127.0.0.1", "ansible_ssh_port": 2200,
"ansible_ssh_user": "vagrant"}
出力は単一の
JSON
オブジェクトであり、名前は変数名で、値はその変数の値です。
動的インベントリスクリプトは、すべてのリストのグループと、個々のホストに関する詳細を返
すことができなければなりません。例えば、
dynamic.py
というスクリプトがあったとすれば、す
べてのグループを得たい場合、
Ansible
はこのスクリプトを以下のように呼び出します。
$ ./dynamic.py --list ...
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.