April 2016
Intermediate to advanced
364 pages
7h 54m
Japanese
Content preview from 初めてのAnsible
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144
7 章 複雑な Playbook
例
7-13
failed
フィルタの利用
- name: Run myprog
command: /opt/myprog
register: result
ignore_errors: True
- debug: var=result
- debug: msg="Stop running the playbook if myprog failed"
failed_when: result|failed
#
これ以降のタスクが続く
表
7-3
は、登録された変数に対し、状態をチェックするために使うことができるフィルタのリス
トです。
表
7-3
タスクの返値のフィルタ
名前 説明
failed
登録された値が、失敗したタスクだった場合に
true
changed
登録された値が、変化があったタスクだった場合に
true
success
登録された値が、成功したタスクだった場合に
true
skipped
登録された値が、スキップされたタスクだった場合に
true
7.11.3
ファイルパスのためのフィルタ
表
7-4
は、変数にコントロールマシンのファイルシステム上のパスが含まれている場合に役立つ
フィルタ群です。
表
7-4
ファイルパス用のフィルタ群
名前 ファイルパスのベース名
dirname
ファイルパスのディレクトリ
expanduser
ファイルパスの
~
をホームディレクトリで置き換えたパス
realpath
シンボリックリンクをたどった後の正式なファイルパス
playbook
の以下の部分をご覧ください。
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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.