January 2019
Intermediate to advanced
484 pages
11h 48m
English
Content preview from DevOps with Kubernetes - Second Edition
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Service without selectors
Services use selectors to match the pods to direct the traffic. However, sometimes you need to implement a proxy to be the bridge between the Kubernetes cluster and another namespace, another cluster, or an external resource. In the following example, we'll demonstrate how to implement a proxy for http://www.google.com in your cluster. This is just an example; the source of the proxy in your case might be the endpoint of your database or another resource in the cloud:
How a Service without a selector works
The configuration file is similar to the previous one, just without the selector section:
// create a service ...
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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.