April 2016
Intermediate to advanced
364 pages
7h 54m
Japanese
Content preview from 初めてのAnsible
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196
10 章 カスタムモジュール
10.7.4
引数のオプション
Ansible
のモジュールへの引数には、いくつかのオプションが指定できます。
表
10-1
引数のオプション
オプション 説明
required
真であれば、引数は必須
default
引数が必須でない場合のデフォルト値
choices
引数の取り得る値のリスト
aliases
この引数のエイリアスとして使える別名
type
引数の型。取り得る値は
'
str
'
、
'
list
'
、
'
dict
'
、
'
bool
'
、
int
'
、
'
float
'
required
required
オブションだけは、必ず指定しなければなりません。この値が真であれば、ユーザー
がこの引数を指定しなかった場合、
Ansible
はエラーを返します。
can_reach
の例では、
host
と
port
は必須であり、
timeout
は必須ではありません。
default
引数に
required=False
が設定されている場合は、概してそのオプションのデフォルト値を指定
するべきです。本章の例では以下のように指定しています。
timeout=dict(required=False, type='int', default=3)
ユーザーが以下のようにこのモジュールを呼び出したとしましょう。
can_reach: host=www.example.com port=443
この場合、
modules.params["timeout"]
に保存される値は
3
になります。
choices
choices
オプションを使うと、引数の値を事前に指定したリストで制限できます。 ...
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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.