nix-config/capibara.nix

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# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running nixos-help).
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{ config, pkgs, stablePkgs, impermanence, ... }:
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let home = "/home/rilla";
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in {
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imports = [ ./nixos/hardware-configuration/capibara.nix ./nixos/common.nix ];
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home-manager = {
users.rilla.imports =
[ home/capibara.nix "${impermanence}/home-manager.nix" ];
extraSpecialArgs.stablePkgs = stablePkgs;
};
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fileSystems = {
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"/mnt/btr_root" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [ "subvolid=5" "compress=zstd" ];
};
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"/persist" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [ "subvol=persist" "compress=zstd" ];
neededForBoot = true;
};
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"/logs" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [ "subvol=logs" "compress=zstd" ];
neededForBoot = true;
};
"/data" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [ "subvol=data" "compress=zstd" ];
neededForBoot = true;
};
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"/nix" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [ "subvol=nix" "compress=zstd" ];
};
"/boot" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [ "subvol=boot" "compress=zstd" ];
};
"/swap" = {
device = "/dev/mapper/root";
fsType = "btrfs";
options = [ "subvol=swap" ];
};
};
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environment.variables = {
NIXOS_CONFIG = "${home}/configs/nix-config/capibara.nix";
LV2_PATH =
"${home}/.nix-profile/lib/lv2:${home}/Audio/plugins/lv2:/run/current-system/sw/lib/lv2";
LXVST_PATH =
"${home}/.nix-profile/lib/lxvst:${home}/Audio/plugins/lxvst:/run/current-system/sw/lib/lxvst";
LADSPA_PATH =
"${home}/.nix-profile/lib/ladspa:${home}/Audio/plugins/ladspa:/run/current-system/sw/lib/ladspa";
};
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networking.networkmanager.wifi.macAddress = "CC:AF:78:75:29:32";
nixpkgs.config.allowUnfree = true;
programs.steam.enable = true;
boot = {
loader = {
grub = {
efiSupport = false;
efiInstallAsRemovable = false;
enable = true;
version = 2;
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# device = "/dev/disk/by-id/ata-KINGSTON_SKC600MS512G_50026B7783FC3D2F";
device = "/dev/disk/by-id/ata-WDC_WDBNCE0010PNC_21112S803178";
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enableCryptodisk = true;
};
};
initrd = {
luks.devices = {
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root = {
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device = "/dev/disk/by-uuid/0fdb839e-dee8-4374-81e6-4455cfc3ae39";
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keyFile = "/keyfile.bin";
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allowDiscards = true;
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};
};
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secrets = { "/keyfile.bin" = "/boot/keyfile.bin"; };
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};
};
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services.earlyoom.enable = true;
# Power management
powerManagement.enable = true;
services.upower.enable = true;
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# services.thermald.enable = true;
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services.tlp.enable = true;
services.power-profiles-daemon.enable = false;
environment.systemPackages = with pkgs; [ powertop acpi ];
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#services.beesd.filesystems = {
# root = {
# spec = "/dev/mapper/root";
# hashTableSizeMB = 256;
# verbosity = "info";
# extraOptions = [ "--loadavg-target" "2.0" ];
# };
#};
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# todo: target and/or archive
services.btrbk.instances.btrbk = {
onCalendar = "*:0/30"; # every 30 minutes
settings = {
snapshot_preserve = "2d";
snapshot_preserve_min = "latest";
snapshot_create = "onchange";
volume."/mnt/btr_root" = {
snapshot_dir = "btrbk_snapshots";
subvolume = {
data = { };
persist = { };
};
};
};
};
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services.xserver.deviceSection = ''
Option "TearFree" "true"
'';
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networking = {
hostName = "capibara";
interfaces = {
eno0.useDHCP = true;
wlp2s0.useDHCP = true;
};
};
# This value determines the NixOS release from which the default
# settings for stateful data, like file locations and database versions
# on your system were taken. Its perfectly fine and recommended to leave
# this value at the release version of the first install of this system.
# Before changing this value read the documentation for this option
# (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
system.stateVersion = "21.05"; # Did you read the comment?
}