Linux.DebianIsoWithPreseed

This script will create a Debian iso install with preseed configuration. It can then be used to install debian withuot user interaction.

First check prerequisites

Debian 11 iso

Next we need to generate a setup file that will be run at server after installation. After running VM you should be able to use ssh without password Optional: make your changes to the file setup.sh and preseed.cfg

cd src/LinuxIsoWithPreseed
bash generate_default.sh
cd Debian_11
bash run.sh

Create a Virtual Machine based on the new ISO

Prerequisites

xorriso installed

sudo apt install xorriso
sudo apt install qemu-kvm libvirt-clients libvirt-daemon-system bridge-utils virtinst libvirt-daemon

Build Debian iso installer included preseed config

About attached preseed.cfg

• Configured for US language and keyboard
• Use entire disk (/dev/sda)
• Don't create swap partition
• Install base system with ssh-server

VM build

In folder vm there is an script example that will build vm with Debian preseed ISO

About attached preseed.cfg

• Configured for US language but with dansih keyboard / locales
• Use entire disk (/dev/sda)
• Don't create swap partition
• Install base system with ssh-server

Preseed

1. Look at example https://www.debian.org/releases/bullseye/example-preseed.txt
2. Read manual https://www.debian.org/releases/stable/amd64/apb.en.html

Default preseed

• Root password = r00tme

Nice tools

virt manager installed sudo apt install virt-manager -y

Virt Manager (GUI)

Passwordless access

sudo usermod --append --groups libvirt $(whoami)