June 2018
Beginner
578 pages
13h 39m
English
Content preview from Learn Ansible
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The subnets role
Now that we have our VPC, we can start to populate it. The first thing we are going to configure is the 10 subnets. If you recall, we need the following:
- Three EC2 instances
- Three ELB instances
- Two RDS instances
- Two EFS instances
Create the role by running the following command from your working directory:
$ ansible-galaxy init roles/subnets
Now, in roles/subnets/defaults/main.yml, enter the following:
the_subnets: - { use: 'ec2', az: 'a', subnet: '10.0.10.0/24' } - { use: 'ec2', az: 'b', subnet: '10.0.11.0/24' } - { use: 'ec2', az: 'c', subnet: '10.0.12.0/24' } - { use: 'elb', az: 'a', subnet: '10.0.20.0/24' } - { use: 'elb', az: 'b', subnet: '10.0.21.0/24' } - { use: 'elb', az: 'c', subnet: '10.0.22.0/24' } - { use: 'rds', ...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,
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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.