How to Install etcd on Elementary OS Latest

Introduction

Etcd is a distributed key-value store that provides a reliable and accessible way to store configuration data, metadata, and state information. It has become an essential component for building cloud-native systems and microservices. This tutorial will guide you through the installation process of etcd on Elementary OS Latest.

Prerequisites

• Elementary OS Latest installation (You can download Elementary OS from here)
• A user account with sudo privileges

Step 1: Update and Upgrade

Before proceeding with the installation of etcd, it is essential to have your system updated and upgraded. You can do this with the following command:

sudo apt update && sudo apt upgrade -y

Step 2: Download etcd Binary

Now, let's download the etcd binary. Inside Github releases page for etcd, find the latest stable release version for your system architecture. In this tutorial, we will use version 3.5.0 and Linux AMD64.

wget https://github.com/coreos/etcd/releases/download/v3.5.0/etcd-v3.5.0-linux-amd64.tar.gz

After downloading, extract the etcd and etcdctl binary files from the tarball.

tar -xzf etcd-v3.5.0-linux-amd64.tar.gz
cd etcd-v3.5.0-linux-amd64

Step 3: Install etcd

Now, we need to move the etcd and etcdctl binaries to the /usr/local/bin directory in order to install etcd.

sudo mv etcd /usr/local/bin/
sudo mv etcdctl /usr/local/bin/

Step 4: Set etcd Environment Variables

Next, we need to set some environment variables that etcd requires for proper functionality. Open up your favorite text editor and create a new file called /etc/profile.d/etcd.sh.

sudo nano /etc/profile.d/etcd.sh

Now add the following content to the file.

export ETCD_UNSUPPORTED_ARCH=arm
export ETCD_UNSUPPORTED_ARCH=noarch

Save and close the file.

Step 5: Start etcd

Finally, we can start etcd for the first time. Etcd listens on port 2379 by default. Start etcd service with the following command.

sudo etcd

Conclusion

In this tutorial, we have shown you how to install etcd on Elementary OS Latest. Etcd is an essential tool for managing distributed systems, and we hope this tutorial has been helpful. For more information about etcd and its configuration, visit the official etcd documentation.

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