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# Provide a basic configuration for installation devices like CDs.
{ config, lib, ... }:
with 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;
# Automatically log in at the virtual consoles.
services.mingetty.autologinUser = "root";
# Some more help text.
services.mingetty.helpLine =
''
The "root" account has 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;
systemd.services.sshd.wantedBy = mkOverride 50 [];
# Enable wpa_supplicant, but don't start it by default.
networking.wireless.enable = true;
jobs.wpa_supplicant.startOn = 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.variables.GC_INITIAL_HEAP_SIZE = "100000";
};
}
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