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Hetzner Cloud VM

Table of Contents

OS Installation on Hetzner Cloud Machine

You first need to login to Hetzner robot at https://robot.your-server.de/server and then select your machine by clicking on its the server link

E.g : PX91-SSD (50 TB) #820400

Hetzner
Figure 1. Hetzner Server

Install CentOS 7.4 Minimal

Next, we will install the CentOS 7 OS which is proposed by Hetzner Cloud Platform.

  • Select CentOS 7.4 in Linux tab and accept initiate installation. Take care to note the root password supplied.

Linux installation
Figure 2. Linux installation

  • Initiate a reset from the Reset tab.

Hardware reset
Figure 3. Hardware reset

  • Wait a few minutes for the installation to complete

Copy your ssh public key to the machine

You need to perform a ssh-copy-id root@ipaddress in order to later perform password-less login The root password is supplied via email when the Hetzner machine is initially created Save it under the file pwd.txt

From a terminal, you can then execute the following command to add your public key within the list of the authorized keys of the cloud vm

E.g

sshpass -f pwd.txt ssh-copy-id -i ~/.ssh/id_rsa.pub root@ipaddress

Prerequisites

In order to install OpenShift using the openshift-ansible playbook, it is mandatory to install first the NetworkManager Package

yum install -y NetworkManager
systemctl enable NetworkManager
systemctl start NetworkManager

as well as :

  • Ansible as openshift_env role uses the Ansible Python scripts

  • python-rhsm-certificates which is required to access the Red Hat Docker registry

  • atomic which is needed during the Openshift 3.11 installation

yum install -y ansible python-rhsm-certificates

Install OpenShift

Follow the instructions in README-cloud.adoc