Kaiserschmarrn

Kaiserschmarrn is a Fedora Bootc 43 server image with cloud-init, Cockpit, Docker, Podman, libvirt/KVM, Tailscale, and a custom Fastfetch profile.

Included

• Fedora Bootc 43 base image
• Cloud-init for first boot provisioning
• Cockpit with machines, networking, storage, Podman, and SELinux modules
• Docker CE with Buildx and Compose
• Podman with auto-update timer enabled
• libvirt/KVM, virt-install, and qemu-guest-agent
• Tailscale, firewalld, NetworkManager, and Wi-Fi firmware
• fastfetch, just, fish, btop, and htop

Build

git clone https://github.com/NiHaiden/kaiserschmarrn.git
cd kaiserschmarrn
podman build -t kaiserschmarrn .

To build an ISO locally:

just iso ghcr.io/nihaiden/kaiserschmarrn:latest

GitHub Actions builds the container image on push and schedule, then builds an ISO from the published image.

Install

sudo bootc install to-disk /dev/sdX
sudo bootc update

After boot, Cockpit is available at https://<host>:9090.

Defaults

• sshd, firewalld, tailscaled, and docker.socket are enabled
• systemd-resolved is preset as the DNS resolver
• Bootc updates are staged weekly
• RPM-OSTree layering is locked
• zRAM is set to min(ram, 8192)
• fastfetch uses a custom Kaiserschmarrn wrapper, config, and logo by default

Useful Commands

fastfetch
bootc status
sudo bootc update
sudo bootc rollback