ptr.pet
1{
2 config,
3 lib,
4 pkgs,
5 inputs,
6 ...
7}:
8let
9 btrfsPartPath = "/dev/disk/by-label/NIXOS";
10 btrfsOptions = [
11 "compress-force=zstd"
12 "noatime"
13 ];
14in
15{
16 imports =
17 with inputs;
18 with nixos-hardware.nixosModules;
19 [
20 nixpkgs.nixosModules.notDetected
21 nixos-persistence.nixosModule
22 common-pc-ssd
23 common-pc
24 common-gpu-amd
25 common-cpu-amd
26 ../../modules/persist
27 ../../modules/network
28 #../../modules/develop/nixbuild
29 ../../users/root
30 ../../users/patriot
31 ];
32
33 system.persistDir = "/persist";
34
35 boot = {
36 tmpOnTmpfs = true;
37 loader = {
38 efi.canTouchEfiVariables = true;
39 systemd-boot.enable = true;
40 systemd-boot.configurationLimit = 10;
41 };
42 kernelPackages = pkgs.linuxPackages_latest;
43 supportedFilesystems = [ "btrfs" ];
44 initrd = {
45 availableKernelModules = [
46 "xhci_pci"
47 "ahci"
48 "usb_storage"
49 "usbhid"
50 "sd_mod"
51 ];
52 kernelModules = [ "amdgpu" ];
53 };
54 kernelModules = [ "kvm-amd" ];
55 extraModulePackages = [ ];
56 kernel.sysctl = {
57 "fs.inotify.max_user_watches" = 524288;
58 };
59 };
60
61 fileSystems."/" = {
62 device = "none";
63 fsType = "tmpfs";
64 options = [
65 "defaults"
66 "size=2G"
67 "mode=755"
68 ];
69 };
70 fileSystems."/nix" = {
71 device = btrfsPartPath;
72 fsType = "btrfs";
73 options = [ "subvol=nix" ] ++ btrfsOptions;
74 };
75 fileSystems."${config.system.persistDir}" = {
76 device = btrfsPartPath;
77 fsType = "btrfs";
78 options = [ "subvol=persist" ] ++ btrfsOptions;
79 neededForBoot = true;
80 };
81 fileSystems."/boot" = {
82 device = "/dev/disk/by-label/BOOT";
83 fsType = "vfat";
84 };
85
86 swapDevices = [ ];
87 zramSwap = {
88 enable = true;
89 algorithm = "zstd";
90 };
91
92 nix.settings.max-jobs = lib.mkDefault 4;
93 security = {
94 pam.loginLimits = [
95 {
96 domain = "*";
97 type = "soft";
98 item = "nofile";
99 value = "524288";
100 }
101 {
102 domain = "*";
103 type = "hard";
104 item = "nofile";
105 value = "524288";
106 }
107 ];
108 allowSimultaneousMultithreading = false;
109 # Deleting root subvolume makes sudo show lecture every boot
110 sudo.extraConfig = ''
111 Defaults lecture = never
112 '';
113 rtkit.enable = true;
114 };
115
116 sound.enable = false;
117 services.pipewire = {
118 enable = true;
119 alsa.enable = true;
120 alsa.support32Bit = true;
121 pulse.enable = true;
122 };
123 hardware = {
124 opengl = {
125 driSupport = true;
126 driSupport32Bit = true;
127 enable = true;
128 extraPackages = with pkgs; [
129 libvdpau-va-gl
130 vaapiVdpau
131 libva
132 vulkan-loader
133 amdvlk
134 ];
135 extraPackages32 =
136 with pkgs.pkgsi686Linux;
137 [
138 libvdpau-va-gl
139 vaapiVdpau
140 libva
141 vulkan-loader
142 ]
143 ++ [
144 pkgs.driversi686Linux.amdvlk
145 ];
146 };
147 pulseaudio = {
148 enable = false;
149 support32Bit = true;
150 };
151 };
152
153 fonts = {
154 enableDefaultFonts = true;
155 fontconfig.enable = true;
156 fonts = [ pkgs.dejavu_fonts ];
157 };
158
159 environment = {
160 systemPackages = [ pkgs.ntfs3g ];
161 pathsToLink = [ "/share/zsh" ];
162 persistence."${config.system.persistDir}" = {
163 directories = [ "/etc/nixos" ];
164 files = [ "/etc/machine-id" ];
165 };
166 };
167
168 networking.firewall.checkReversePath = "loose";
169 networking.interfaces.enp6s0.useDHCP = true;
170 services = {
171 earlyoom.enable = true;
172 tailscale.enable = false;
173 ipfs = {
174 enable = false;
175 enableGC = true;
176 autoMount = true;
177 };
178 flatpak.enable = false;
179 xserver.videoDrivers = [ "amdgpu" ];
180 };
181
182 system.stateVersion = "22.05";
183}