59 lines
1.7 KiB
Nix
59 lines
1.7 KiB
Nix
# Provide a basic configuration for installation devices like CDs.
|
|
{ config, pkgs, modules, ... }:
|
|
|
|
with pkgs.lib;
|
|
|
|
{
|
|
imports =
|
|
[ # Enable devices which are usually scanned, because we don't know the
|
|
# target system.
|
|
../installer/scan/detected.nix
|
|
../installer/scan/not-detected.nix
|
|
|
|
# Allow "nixos-rebuild" to work properly by providing
|
|
# /etc/nixos/configuration.nix.
|
|
./clone-config.nix
|
|
];
|
|
|
|
config = {
|
|
|
|
# Show the manual.
|
|
services.nixosManual.showManual = true;
|
|
|
|
# Let the user play Rogue on TTY 8 during the installation.
|
|
services.rogue.enable = true;
|
|
|
|
# Disable some other stuff we don't need.
|
|
security.sudo.enable = false;
|
|
|
|
# Include only the en_US locale. This saves 75 MiB or so compared to
|
|
# the full glibcLocales package.
|
|
i18n.supportedLocales = ["en_US.UTF-8/UTF-8" "en_US/ISO-8859-1"];
|
|
|
|
# Some more help text.
|
|
services.mingetty.helpLine =
|
|
''
|
|
|
|
Log in as "root" with an empty password. ${
|
|
optionalString config.services.xserver.enable
|
|
"Type `start display-manager' to\nstart the graphical user interface."}
|
|
'';
|
|
|
|
# Allow sshd to be started manually through "start sshd".
|
|
services.openssh.enable = true;
|
|
jobs.sshd.startOn = pkgs.lib.mkOverride 50 "";
|
|
|
|
# Enable wpa_supplicant, but don't start it by default.
|
|
networking.wireless.enable = true;
|
|
jobs.wpa_supplicant.startOn = pkgs.lib.mkOverride 50 "";
|
|
|
|
# Tell the Nix evaluator to garbage collect more aggressively.
|
|
# This is desirable in memory-constrained environments that don't
|
|
# (yet) have swap set up.
|
|
environment.shellInit =
|
|
''
|
|
export GC_INITIAL_HEAP_SIZE=100000
|
|
'';
|
|
};
|
|
}
|