Building Cloud Images for Proxmox

[Updated] Updting this for 2025, including Noble as the image (24.04) and adding some other missing bits..

I needed to create a few Ubuntu VMs for a Kubernetes cluster for testing, and I wanted to make the process as simple as possible using Proxmox and some minimal automation. Here’s what I’ve done:

First, Download the base image:

wget https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-amd64.img

To be able to run the commands below, you need to install libguestfs-tools on proxmox. An apt-update and apt install libguestfs-tools is all that is needed.

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