Operating System Requirements

The following Linux-based Operating Systems are supported for running a validator node:

  • Ubuntu Server 18.04 LTS or later

  • Debian 9.8 or later

  • CentOS 7 or later

  • RedHat Enterprise Linux 7.4 or later

Validators can elect other operating systems at their discretion, but may need to customize the installation scripts. Contact netops@energyweb.org for questions and support.

The following section provide a comprehensive guide for installation of one the supported operating systems. All further deployment procedures are based on the installation results.

Ubuntu Server 18.04 LTS

On-Premise

Procedure based on version 18.04.2.

  • Boot the ISO

  • Select English as language

  • Choose a convenient keyboard layout

  • Choose Install Ubuntu

  • Let the network auto-configure -or- configure manually if needed. The system needs an internet connection.

  • Select no proxy and keep the mirror address.

  • Select Use an entire disk and confirm

  • Choose user name and host name in next screen. Choose a strong password.

  • Select Install OpenSSH Server but don’t import keys

  • Don’t select any snaps and continue

  • Finish installation and let it boot to the prompt

  • Login as the created user and run a full system update using sudo apt-get update && sudo apt-get dist-upgrade -y

Amazon AWS

Ubuntu AMI's are listed at https://cloud-images.ubuntu.com/locator/ec2/. Search for "ebs 18.04 amd64" to get the right version.

Microsoft Azure

The URN for the image is Canonical:UbuntuServer:18.04-LTS:latest

Debian 9.8

On-Premise

  • Download the NetInst ISO from https://www.debian.org/distrib/netinst

  • Boot the ISO

  • Select Install from the boot screen

  • Select English as language

  • Select Location based on actual location of the host

  • Chose a convenient keyboard layout

  • Let the network auto-configure -or- configure manually if needed. The system needs an internet connection.

  • Name your host. Change it from debian to something else

  • Choose a strong root password

  • Create the user account and choose a strong password

  • Select the proper timezone

  • For the partitions use Guided - use entire disk

  • Select All files in one partition

  • Finish partitioning and write changes to disk

  • Select No when ask to scan more disks

  • Choose a mirror close to the host

  • Opt-out of the package survey

  • on the Software Selection select only SSH Server and standard system utilities

  • Install the grub bootloader to MBR and use the primary disk for that

  • Finish installation and let it boot to the prompt

  • Login as root and run a full system update using 'apt update && apt dist-upgrade -y'

  • Reboot

Amazon AWS

The AMI Id's can be found at https://wiki.debian.org/Cloud/AmazonEC2Image/Stretch

Microsoft Azure

The URN for the image is credativ:Debian:9:latest

CentOS 7

On-Premise

  • Download the minimal ISO from https://www.centos.org/download/

  • Boot the ISO

  • Confirm the automatic boot option Test this media & install CentOS 7

  • Choose English as language

  • On the installation summary choose Installation destination and confirm automatic partinioning

  • Back on the installation summary screen click on Network & Hostname

  • Change the hostname

  • Enable the network interface and make sure it is configured properly

  • Click Done to get back to the summary and click Begin Installation

  • During installation set a root password

  • Finish installation and let it boot to the prompt

  • Login as root and run a system update with 'yum update'

Amazon AWS

The AMI Id's can be found at https://wiki.centos.org/Cloud/AWS#head-78d1e3a4e6ba5c5a3847750d88266916ffe69648

Microsoft Azure

The URN for the image is OpenLogic:CentOS:7.5:latest

Last updated