Ubuntu 20.04 Autoinstall

Generate an ubuntu auto install iso that is configured/customized via cloud-init and Ansible.

Basic Steps

• Edit cloud-init/user-data and specify a username and password for the default user

• Add an ssh key for the user in cloud-init/user-data

• Add any configuration changes or package additions in ansible/main.yml

• Generate the install iso with bash ./build.sh

• Boot the iso on the system you are installing

• Burn the ISO, boot from the ISO, or image a USB stick using the ISO

Requirements:

• genisoimage must be installed and is used to create ISO-9660 CD-ROM images

Generate a password for a user:

• python3 -c "import crypt; print(crypt.crypt('password'))"

References:

• https://ubuntu.com/server/docs/install/autoinstall-reference

• https://louwrentius.com/understanding-the-ubuntu-2004-lts-server-autoinstaller.html