nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-base.nix
David Arnold 9e42d02047
lib/modules: add mkImageMediaOverride
so the underlaying use case of the preceding commit is so
generic, that we gain a lot in reasoning to give it an
appropriate name.

As the comment states:
image media needs to override host config short of mkForce
2021-08-03 18:28:14 -05:00

50 lines
1.3 KiB
Nix

# This module contains the basic configuration for building a NixOS
# installation CD.
{ config, lib, options, pkgs, ... }:
with lib;
{
imports =
[ ./iso-image.nix
# Profiles of this basic installation CD.
../../profiles/all-hardware.nix
../../profiles/base.nix
../../profiles/installation-device.nix
];
# Adds terminus_font for people with HiDPI displays
console.packages = options.console.packages.default ++ [ pkgs.terminus_font ];
# ISO naming.
isoImage.isoName = "${config.isoImage.isoBaseName}-${config.system.nixos.label}-${pkgs.stdenv.hostPlatform.system}.iso";
# EFI booting
isoImage.makeEfiBootable = true;
# USB booting
isoImage.makeUsbBootable = true;
# Add Memtest86+ to the CD.
boot.loader.grub.memtest86.enable = true;
# An installation media cannot tolerate a host config defined file
# system layout on a fresh machine, before it has been formatted.
swapDevices = mkImageMediaOverride [ ];
fileSystems = mkImageMediaOverride config.lib.isoFileSystems;
boot.postBootCommands = ''
for o in $(</proc/cmdline); do
case "$o" in
live.nixos.passwd=*)
set -- $(IFS==; echo $o)
echo "nixos:$2" | ${pkgs.shadow}/bin/chpasswd
;;
esac
done
'';
system.stateVersion = mkDefault "18.03";
}