Articles by peter
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How to use Ansible on a local workstation with Amazon AWS
To connect with Amazon AWS you need to use a key. Usually that key is protected with a password. Because it is not possible to use Ansible with a password protected key some configuration is necessary.
Continue ReadingInstalling a Kubernetes cluster the hard way
Installed a first Kubernetes cluster consisting of 1 master node and 1 worker node on CentOS 7. Kubernetes has version 1.6.2.
Kubernetes is not working with CentOS 8 yet so I have used the latest CentOS 7. Everything is installed on Oracle VM VirtualBox on a Windows 10 host.
Continue ReadingCreate a WordPress server with Ansible on AWS – Step 1
The idea is to fully script the creation of a WordPress server including the database on CentOS 8 and Amazon Web Services. For this Ansible will be used. I will describe this in several steps/posts.
Step 1 Create the Linux server
Step 1 is to create the Linux server from a bastion host within AWS. For now we will use CentOS 7 because CentOS 8 is not availabe. Later it will be changed for CentOS 8.
RedHat Openshift installation on AWS
To get some hands on experience with OpenShift I have installed OpenShift 4.1 on AWS using the defaults.
Continue ReadingBasic installation of Grafana, InfluxDB and Telegraf on CentOS 7
Introduction
In order to gain some knowledge about Grafana, InfluxDB and Telegraf I did a basic installation. Grafana and InfluxDB were installed on a CentOS 7 server. The Telegraf agent was installed on a separate CentOS 7 server (which also hosts petersplanet.nl by the way).
Versions:
InfluxDB: 1.7.1
Grafana: 5.3.4-1
Telegraf: 1.8.3-1
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Automatic certbot certificate renewal did not work
Although I had setup a daily cronjob for the certbot renew command it appeared that the automatic renewal did not work. It only worked interactively as root.
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Automate WordPress Updates with Ansible
I have created an Ansible script to automatically update WordPress on a server. In this case the Ansible script runs locally on that server.
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Experimenting with the Raspberry Pi
A few years ago I bought a Raspberry Pi but I never found time to experiment with the GPIO bus.
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