September 2018
Beginner to intermediate
214 pages
5h 53m
English
Content preview from Ansible Quick Start Guide
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Use case 1 – system update automation
This use case is built to update and clean a Linux-based host under the two main families: Debian and Red Hat. The task should be able to update the software list index, install any available updates, remove unnecessary packages, clean the package manager cache, and, finally, restart the hosts if required. This playbook can be used on either physical or virtual Linux hosts that are accessible to the Ansible management server.
The code for this playbook is as follows:
---- name: Update and clean up Linux OS hosts: Linux become: yes gather_facts: yes tasks: - name: Update Debian Linux packages with Index updated apt: upgrade: dist update_cache: yes when: ansible_os_family == "Debian" - name: Update Red ...
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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.