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nixfiles/hosts/_iso/configuration.nix

81 lines
1.7 KiB
Nix

{ pkgs, lib, modulesPath, ... }:
let
nixfiles-auto-install = pkgs.writeScriptBin "nixfiles-auto-install" ''
#!${pkgs.bash}/bin/bash
set -euo pipefail
hostname=host''${RANDOM}
echo "[I] Deploying with hostname ''${hostname}"
device=""
for dev in ("/dev/vda" "/dev/sda"); do
if [[ -b $dev ]]; then
device=$dev
break
fi
done
while [[ $# -gt 0 ]]; do
case $1 in
--hostname)
hostname=$2
shift
shift
;;
*)
echo "unknown option: $1"
exit 1
;;
esac
done
echo "[I] Formatting disk"
if [[ -z $device ]]; then
echo "[E] No device to install to"
exit 1
fi
echo "[I] Using ''${device}"
parted --script $device mklabel gpt
parted --script $device disk_set pmbr_boot on
parted --script $device mkpart boot 0% 512M
parted --script $device set 1 bios_grub on
parted --script $device mkpart root 512M 100%
echo "[I] Creating file system"
mkfs.ext4 -F ''${device}2
echo "[I] Mount file system"
mount ''${device}2 /mnt
echo "[I] Generate NixOS configuration"
nixfiles-generate-config --root /mnt --hostname ''${hostname}
sed -i "s/\# boot\.loader\.grub\.device = \"/dev/sda\";/boot\.loader\.grub\.device = \"''${device}\";/g" /mnt/etc/nixos/hosts/''${hostname}/configuration.nix
echo "[I] Install NixOS"
nixos-install --flake /mnt/etc/nixos#''${hostname} --root /mnt --no-root-password
'';
in {
imports = [
(modulesPath + "/installer/cd-dvd/installation-cd-base.nix")
];
networking.hostName = "isowo";
isoImage.isoBaseName = "nixos-isowo";
environment.systemPackages = [
nixfiles-auto-install
];
}