February 2017
Intermediate to advanced
440 pages
8h 45m
English
Content preview from Infrastructure as Code CookbookBecome 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,
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Handling files using cloud-init
An early need we all face is to have a file, a license, or a script in place right from the beginning of the instance life. Cloud-init proposes different ways of sending those files over the new instance. We'll see how to send files using plain text and base64 data encodings.
Getting ready
To step through this recipe, you will need:
- Access to a cloud-config enabled infrastructure
How to do it…
The first file we'll write is a MOTD (short for Message Of The Day) with root read-write permissions, read-only for everyone else. This file will have its content declared right from the cloud-config file:
#cloud-config write_files: - path: /etc/motd content: | This server is configured using cloud-init. Welcome. owner: root:root ...
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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.
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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.