(Revisiting) Certificate Authority with CFSSL
Set up a chain of trust with your own certificate authority using Cloudflares CFSSL (revisit).
devops
Wtf is CIDR notation?
CIDR notation. A brief explanation in how IP-addresses and ranges work.
CFSSL and Tyk api gateway.
How to serve CFSSL behind a Tyk gateway proxy.
Using ccache to optimize a node.js docker build!
How I - with the help of GitLab CI and Ccache - speed up my automatic node.js alpine docker builds.
That time my k8s master broke and I deleted my volumes…
How come I always kill everything before I notice what is wrong?!
Firewall with ansible
Install and set up UFW with a set of basic rules using ansible.
Etcd cluster for Kubernetes
Set up of a a trusted etcd cluster on UpCloud which will be used as an external etcd service for kubernetes.
Certificate Authority with CFSSL
Set up a chain of trust with your own certificate authority using CloudFlares CFSSL.
Etcd and SkyDNS on UpCloud.
Setup of an internal DNS for our future k8s cluster!
Combine Ansible & Terraform
Combining the powers of ansible and terraform.
Ansible and UpCloud
Installing server software on UpCloud servers with Ansible.
Terraform and UpCloud Part 2
Modify servers on UpCloud with Terraform.
Terraform and UpCloud
Provisioning servers on UpCloud with Terraform.
Multi-stage dockerfiles
Multi-stage dockerfiles.
Git gud
A simple git-flow inspired methodology for teams that are not only seniors.
Docker image optimization
A couple of tricks for keeping the size of your docker images down.
The Dockerfile
Writing, building and publishing a Dockerfile.
Compose the containers
Introduction to docker compose.
Docker - Introduction
A brief introduction to Docker.
Go to jail
Creating a jail and run the services in docker.