config/base.nix

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{ config, pkgs, lib, inputs, ... }:
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{
imports = [
./cachix.nix
(if builtins.pathExists ./hardware-configuration.nix
then ./hardware-configuration.nix # results of nixos-generate-config
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else {}
)
];
nixpkgs.config.allowUnfree = true;
nixpkgs.config.allowUnfreePredicate = (pkg: true);
# 'nixos-rebuild switch --upgrade', by default daily with no reboot
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system.autoUpgrade.enable = true;
#system.autoUpgrade.allowReboot = true; # reboot after a kernel (module) or initrd upgrade, consider also setting `rebootWindow`
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/** /
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# TODO: this doesn't work during 'nix eval' on a non-nixos machine
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system.autoUpgrade.flake = "/etc/nixos";
system.autoUpgrade.flags = [
"--recreate-lock-file" # fetch new inputs
#"--commit-lock-file" # commit new lock to local git repo
# TODO: can i somehow first do a git pull --rebase --autostash with proper abort handling ?
"-L" # print build logs
];
#assertions = [
# { assertion = builtins.pathExists "/etc/nixos/flake.nix"; message = "You have yet to test systems without a flake in /etc/nixos"; }
#];
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/**/
system.autoUpgrade.flake = inputs.self.outPath; # a nix store path
#system.autoUpgrade.flake = "github:pbsds/nix-config"; # TODO: use this instead?
system.autoUpgrade.flags = [
"--recreate-lock-file" # fetch new inputs
"--no-write-lock-file" # no write new flakelock, as the in-store flake is read-only
"-L" # print build logs
];
/**/
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nix.settings.trusted-users = [ "root" ]; # default, but will stick around after a mergins with ./users
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nix.settings.auto-optimise-store = true; # deduplicate with hardlinks, expensive. Alternative: nix-store --optimise
#nix.optimize.automatic = true; # periodic optimization
nix.gc.automatic = true;
nix.gc.dates = "weekly";
nix.gc.options = "--delete-older-than 30d";
# TODO: can i make this non-string?
nix.extraOptions = ''
experimental-features = nix-command flakes
'';
# TODO: only if x86_64?
services.thermald.enable = true;
# Bootloader
boot.loader.grub.enable = true;
boot.loader.grub.device = "/dev/sda"; # TODO: host-specific
boot.loader.grub.useOSProber = true;
# firewall
services.fail2ban.enable = config.services.openssh.enable;
networking.firewall.enable = true; # default
# Time zone and internationalisation properties.
time.timeZone = "Europe/Oslo";
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i18n.defaultLocale = "en_US.utf8";
i18n.extraLocaleSettings.LC_ADDRESS = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_IDENTIFICATION = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_MEASUREMENT = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_MONETARY = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_NAME = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_NUMERIC = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_PAPER = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_TELEPHONE = "nb_NO.utf8";
i18n.extraLocaleSettings.LC_TIME = "nb_NO.utf8";
console.keyMap = "no";
services.xserver.layout = "no";
services.xserver.xkbVariant = "";
}