June 2018
Beginner
578 pages
13h 39m
English
Content preview from Learn Ansible
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The docker role
I am not going to go into detail about the tasks, as these have already been covered. We can bootstrap the role by running the following command:
$ ansible-galaxy init roles/docker
Now that we have the files in place, we can update the roles/docker/defaults/main.yml file with the following content:
docker: gpg_key: "https://download.docker.com/linux/centos/gpg" repo_url: "https://download.docker.com/linux/centos/docker-ce.repo" repo_path: "/etc/yum.repos.d/docker-ce.repo" packages: - "docker-ce" - "device-mapper-persistent-data" - "lvm2" - "python-setuptools" - "libselinux-python" pip: - "docker"
The content of roles/docker/tasks/main.yml should be:
- name: update all of the installed packages yum: name: "*" state: "latest" ...
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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.