July 2017
Intermediate to advanced
266 pages
6h 36m
English
Content preview from Implementing DevOps with Ansible 2
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Null or empty comparisons
Null or empty string comparisons are common in most programming languages, and Ansible is no different. Applying a null or empty string check to an Ansible register can be accomplished via the following solution:
when: <registername>.stdout == ""
In addition to this specific implementation, we can also apply other variables to our conditionals with registers. Let's see how.
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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.
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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.