June 2016
Intermediate to advanced
334 pages
6h 6m
English
Content preview from Extending DockerBecome 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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Packaging images
So far, we have been quite happily downloading prebuilt images from the Docker Hub to test with. Next up, we are going to be looking at creating our own images. Before we dive into creating images using third-party tools, we should have a quick look at how to go about building them in Docker.
An application
Before we start building our own images, we should really have an application to "bake" into it. I suspect you are probably getting bored of doing the same WordPress installation over and over again. We are going to be looking at something completely different.
So, we are going to build an image that has Moby Counter installed. Moby counter is an application written by Kai Davenport, who describes it as follows:
"A small app to ...
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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.