Ales Nosek - The Software Practitioner

Helping you navigate the world of Kubernetes.

May 3, 2018 - Comments - development

Designing a Common Build System

Code reuse belongs to the basic tenets of software development. Moreover, one should have the same principle in mind when maintaining build scripts. If you are copy-pasting Makefiles and pom.xml files from project to project, stop now and read this article! We are going to discuss how to design a common build system.

Apr 21, 2018 - Comments - cloud

Booting Amazon Linux 2 on Openstack

Amazon Linux 2 runs on OpenStack perfectly fine. There is only one glitch that you should be aware of. Amazon Linux 2 won’t accept metadata and user data provided by OpenStack on boot. That means that you won’t be able to SSH into the instance after it comes up. In this brief tutorial, we are going to modify the Amazon Linux 2 image to fix this problem.

Feb 19, 2018 - Comments - cloud devops

18 Months with Openstack, Our Experience, Part I

It has been 18 months since we deployed OpenStack cloud in our company. In this article, I would like to review our time with OpenStack and describe some of the experience we gained. Are you thinking about building an OpenStack-based cloud? This article might provide you with additional insights and tips that will help you succeed.

Jan 10, 2018 - Comments - cloud design devops

Edge Security for Your Cloud Application, Part I

When designing a cloud application, one of the challenges you need to tackle is the secure communication of your clients with your servers over the public Internet. In this post, I’m going to sketch a system architecture that allows you to authenticate the clients and exchange data between your clients and servers securely. The proposed architecture is also suitable when migrating an existing application, which didn’t implement the secure communication, to the cloud.

Dec 10, 2017 - Comments - events

What I Learned at KubeCon + CloudNativeCon 2017

KubeCon + CloudNativeCon North America 2017 took place in Austin, Texas on December 6-8, 2017. I greatly enjoyed this conference. This blog post presents some of the notes I made during the conference talks. Would you like to learn about Amazon EKS, Kata Containers or the CRI-O project? Do you want to better understand Docker’s Moby project and its relation to LinuxKit and InfraKit? Then read on!