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nixos-configs/modules/beatific.nix

113 lines
3.4 KiB
Nix

{ config, lib, pkgs, ... }:
let
inherit (lib) mkDefault mkIf mkMerge mkOption mkOverride types;
cfg = config.beatific;
mkFlag = description: mkOption {
type = types.bool;
inherit description;
default = true;
};
in {
options = {
beatific = {
# The host name is reused for beatific-specific configuration.
# The bulk of common config is handled in beatific.defaults below, but
# having one option without a default ensures that the module cannot be
# imported accidentally.
hostName = mkOption {
type = types.str;
description = "Hostname";
};
# Groups of related defaults can be disabled by flipping off the switches here:
# beatific.defaults.${category} = false;
# They default to true because the point is to do these things by default.
defaults = {
time = mkFlag "Default time zone and NTP";
i18n = mkFlag "Default locale settings";
programs = mkFlag "Default installed programs";
ssh = mkFlag "Enable openssh";
tvb = mkFlag "Default tvb account";
};
};
};
config = mkMerge [
{
# Options to always set
networking.hostName = cfg.hostName;
nix.extraOptions = "experimental-features = nix-command flakes";
}
(mkIf cfg.defaults.time {
# mkDefault time zone to make it easy to configure it to non-UTC
time.timeZone = mkDefault "UTC";
services.ntp.enable = true;
services.ntp.servers = [ "time.nist.gov" ];
})
(mkIf cfg.defaults.i18n {
# en_US.UTF-8
i18n.defaultLocale = "en_US.UTF-8";
i18n.extraLocaleSettings = {
LC_ADDRESS = "en_US.UTF-8";
LC_IDENTIFICATION = "en_US.UTF-8";
LC_MEASUREMENT = "en_US.UTF-8";
LC_MONETARY = "en_US.UTF-8";
LC_NAME = "en_US.UTF-8";
LC_NUMERIC = "en_US.UTF-8";
LC_PAPER = "en_US.UTF-8";
LC_TELEPHONE = "en_US.UTF-8";
LC_TIME = "en_US.UTF-8";
};
})
(mkIf cfg.defaults.programs {
environment.systemPackages = with pkgs; [
curl
git
htop
python3
vim
wget
];
# The nixpkgs default is "nano", so we go one priority higher
environment.variables.EDITOR = mkOverride 999 "vim";
})
(mkIf cfg.defaults.ssh {
services.openssh.enable = true;
services.openssh.banner = ''
____ ______ _______ _____ ______ _____ ______ ./|,,/|
| _ \| ____| /\ |__ __|_ _| ____|_ _|/ ____/ < o o|
| |_) | |__ / \ | | | | | |__ | | | | <\ ( |
| _ <| __| / /\ \ | | | | | __| | | | | <\\ |\ |
| |_) | |____/ ____ \ | | _| |_| | _| |_| |___<\\\ |(__)
|____/|_____/_/ \_\|_| |_____|_| |_____|\_____|\\ |
'';
networking.firewall.allowPing = true;
networking.firewall.allowedTCPPorts = [ 22 ];
})
(mkIf cfg.defaults.tvb {
users.groups.tvb = {};
users.users.tvb = {
isNormalUser = true;
group = "tvb";
extraGroups = [ "wheel" ];
initialPassword = "password";
openssh.authorizedKeys.keyFiles = [
../keys/tvb.catacomb.pub
../keys/tvb.empyrean.pub
../keys/tvb.palamas.pub
../keys/tvb.stagirite.pub
../keys/tvb.unfolder.pub
../keys/tvb.vagrant.pub
];
};
})
];
}