Posts for devops


Install CFSSL and CFSSLJSON - CloudFlare's KPI toolkit

Generating certificate signing requests (CSR), certificates and keys can be a hassle. CloudFlare in…


Kubernetes cluster on OpenStack - Part 1

The last few weeks I'm working with Kubernetes and OpenStack. It's a steep learning curve to get a …


Request an API (bearer) token from GitLab JWT authentication to control your private Docker registry

My continuous integration and continuous delivery pipeline use Docker containers and a private Dock…


Rancher and Rancher Compose command-line tools

For DevOps engineers like me, command-line tools help me to automate stuff. Rancher provides two CL…


Setup your private GitLab server with Docker (and Rancher)

As a developer, I used GitHub a lot to store my (private) projects. This works great, but I do miss…


Install Rancher Server on CentOS 7

Do you want to use Docker containers in production on a CentOS 7 machine, but you think it is hard?…