In this short article, I want to show you, how you easily can “inject” binaries to a Kubernetes Pod / Container, without building your own customized image for it. We can do so by using Init-Containers.
Read More »SHORTY – Add binaries to a Kubernetes Pod using an Init container
We use Hashicorps Packer to build virtual machine templates within Proxmox. They can then easily be used to create brand new virtual machines from.
Read More »What a golden boy – Use Packer to build Proxmox images
Out from recent troubles with the official AWX EE image, I decided to try out to build my own EE image using the ansible-builder and use it in my AWX homelab environment.
Read More »Self build AWX execution environment
About a year ago, I didn’t want to have anything to do with Docker or Kubernetes. I admit, I didn’t like the concept. This whole new fancy stuff, where is the use in it anyway and why should I not stick to my beloved Virtual Machines? Not one person could convince me otherwise or even could explain to me a real good usecase. What happened that changed my mind?
Read More »I’ll stay bare metal – 6 reasons why you should give Kubernetes a try
One can use Github Actions as CI/CD tool to build and push your Docker images from your repositories Dockerfile and to your Docker image registry of choice. You may want to use shell commands for that but there is a more refined way to do it in Github Actions, using existing Action Modules.
Read More »Building and pushing – Use Github Actions to build and push Docker images
One can extend the power of Kubernetes using a so called Operator. A Operator is a piece of software, that runs constantly in a loop and checks for resources to manage. A Operator normally is written in GoLang, but the Operator Framework of Kubernetes enables you also to create one using Ansible roles or playbooks.
Read More »How hard can it be? – Creating your own Kubernetes Operator with Ansible – Part 1
SQL Profiles are a powerful tool to improve performance of SQL queries in your Oracle Database. Most of the time, you implement them by the output of a SQL Tuning Task, but did you know, that you can write your own SQL Profile manually?
Read More »Manual creation of SQL Profiles in Oracle Database
ArgoCD is a GitOps tool for Kubernetes. What this means and how it works to get Argo deployed on your Kubernetes cluster, that the topic of this article.
Read More »Let loose the squid – Deploy ArgoCD the declarative way
Running Ansible playbooks against Linux systems is common. The Ansible core team and the community have developed all sorts of modules that grow day by day in functionality. But there is also a quite broad base on modules, which have a Windows couterpart. I thought, it must be hard to get the communication right between Ansible and a Windows system, but it’s easier than you might think. And because it’s more fun, let’s do it with OpenSSH instead of WinRM.
Read More »It can do Windows too – Running Ansible on Windows
Terraform is infrastructure as code. Meaning you describe the desired state of a sum of infrastructure components in a manifest. This is a short tutorial on creating a VM on top of Openstack using Terraform.
Read More »Earthbuilder – Use Terraform with Openstack