Posts for devops

High Available MySQL database cluster to eliminate your next SPOF

In high-available production environments like a Software-as-a-Service Cloud environment, you have …

Written by Pim on Monday March 19, 2018 - Comment - Permalink
Categories: devops, technology, howto - Tags: percona, xtradb-cluster, mysql, ha-proxy, high-availability

Extend Kubernetes Persistent Volumes

In Kubernetes it is possible to use Persistent Volumes to add persistent storage to your Docker …

Written by Pim on Friday March 9, 2018 - Comment - Permalink
Categories: devops, technology, howto - Tags: kubernetes, openstack, persistent-storage

Install CFSSL and CFSSLJSON - CloudFlare's KPI toolkit

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

Written by Pim on Wednesday January 10, 2018 - Comment - Permalink
Categories: devops, howto - Tags: certificates, pki

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 …

Written by Pim on Wednesday December 13, 2017 - Comment - Permalink
Categories: docker, devops, technology, howto - Tags: kubernetes, openstack

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 …

Written by Pim on Monday August 7, 2017 - Comment - Permalink
Categories: docker, devops - Tags: gitlab, gitlab-ci, docker, docker-registry

Rancher and Rancher Compose command-line tools

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

Written by Pim on Monday April 17, 2017 - Comment - Permalink
Categories: rancher, devops - Tags: rancher-cli, rancher-compose, command-line