gistfile1.txt

#!/bin/sh

partition_instructions() {
    # Delete partition 2
    echo "d"
    echo "2"

    # Delete partition 3
    echo "d"
    echo "3"

    # Create partition 2, using whole disk
    echo "n"
    echo "2"
    echo ""
    echo ""
    echo "w"
}

partition() {
    partition_instructions | fdisk /dev/sda
}

format() {
    mkfs.ext4 -L nixos /dev/sda2
}

prepare_disks() {
    partition
    format
    mount /dev/disk/by-label/nixos /mnt
}

extracfg() {
    cat <<EOF
{
  boot.loader.grub.device = "/dev/sda";
  services.openssh.enable = true;
  users.users.root.openssh.authorizedKeys.keys = [ "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDa8JEOIubMB6khJYaY2q7fpco+q5RCo5HHwdUrngR4kGCXvdeou0tNldMrR0mshIDBJ4VoI0rTFUe3Sb8W+7iknxHSsY6+7fzQ2DvW7JYmtprEJrlOheqKWzjtLgR1hERDugM1LvFGUUpUj5mZpC2yzJnOuc/jlZ1KWjcK44YyJveqxo128Kv3Xqiz85Bt+nAD69cDs8LzOzvH6YI7RcPmzo04h01eJqcGY3lbOmbfJFvJyB8RhJx7phIALmo3BWITKcc00Hyw52tu86WzMPQuSEn5e9Fel6SL/sdLpxT4V9e8v64TrsNPQrGEw+C2MRYHLE5gqKDLMy/ZK8dA5TMF gchristensen@Lrr.local" ];
}
EOF

}

partition

nixos-generate-config --root /mnt
sed -i "s#./hardware-configuration.nix#./hardware-configuration.nix ./extra.nix#" /mnt/etc/nixos/configuration.nix

extracfg > /mnt/etc/nixos/extra.nix

nixos-install