Skip to Main Content
Mastering Ansible
book

Mastering Ansible

by Jesse Keating
November 2015
Intermediate to advanced content levelIntermediate to advanced
236 pages
4h 42m
English
Packt Publishing
Content preview from Mastering Ansible

Defining a change

Similar to defining a task failure, it is also possible to define what constitutes a changed task result. This capability is particularly useful with the command family of modules (command, shell, raw, and script). Unlike most other modules, the modules of this family do not have an inherent idea of what a change may be. In fact, unless otherwise directed, these modules only result in failed, changed, or skipped. There is simply no way for these modules to assume a changed condition versus unchanged.

The changed_when argument allows a playbook author to instruct a module on how to interpret a change. Just like failed_when, changed_when performs a test to generate a Boolean result. Frequently, the tasks used with changed_when

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.
Start your free trial

You might also like

Automating with Ansible

Automating with Ansible

Sander van Vugt

Publisher Resources

ISBN: 9781784395483Supplemental Content