initial commit

modules/system.nix

@@ -0,0 +1,171 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}:
+with lib; let
+  cfg = config.system;
+in {
+  imports = [
+    ./amdgpu.nix
+    ./boot.nix
+    ./locale.nix
+    ./networking.nix
+    ./nix.nix
+    ./plymouth.nix
+    ./sound.nix
+    ./users.nix
+    ./dev/docker.nix
+  ];
+
+  options.system = {
+    amdgpu.enable = mkEnableOption "Enables AMD GPU support";
+    boot = {
+      kernel = {
+        package = mkOption {
+          type = types.raw;
+          default = pkgs.linuxPackages_zen;
+        };
+        modules = mkOption {
+          type = types.listOf types.str;
+          default = [];
+        };
+        cpuVendor = mkOption {
+          description = "Intel or AMD?";
+          type = types.enum ["intel" "amd"];
+          default = "amd";
+        };
+        v4l2loopback = mkOption {
+          description = "Enables v4l2loopback";
+          type = types.bool;
+          default = true;
+        };
+        hardened = mkEnableOption "Enables hardened Linux kernel";
+      };
+      plymouth.enable = mkEnableOption "Enables Plymouth";
+      zfs = {
+        enable = mkEnableOption "Enables ZFS";
+        pools = mkOption {
+          type = types.listOf types.str;
+          default = [];
+        };
+      };
+    };
+    docker = {
+      enable = mkEnableOption "Enable Docker";
+      podman.enable = mkEnableOption "Enable Podman rather than Docker";
+      nvidia.enable = mkEnableOption "Activate Nvidia support";
+      autoprune.enable = mkEnableOption "Enable autoprune";
+    };
+    networking = {
+      hostname = mkOption {
+        type = types.str;
+        example = "gampo";
+      };
+      id = mkOption {
+        type = types.str;
+        example = "deadb33f";
+      };
+      hostFiles = mkOption {
+        type = types.listOf types.path;
+        example = [/path/to/hostFile];
+        default = [];
+      };
+      firewall = {
+        openPorts = mkOption {
+          type = types.listOf types.int;
+          example = [22 80 443];
+          default = [];
+        };
+        openPortRanges = mkOption {
+          type = types.listOf (types.attrsOf types.port);
+          default = [];
+          example = [
+            {
+              from = 8080;
+              to = 8082;
+            }
+          ];
+          description = ''
+            A range of TCP and UDP ports on which incoming connections are
+            accepted.
+          '';
+        };
+        extraCommands = mkOption {
+          type = types.nullOr types.lines;
+          example = "iptables -A INPUTS -p icmp -j ACCEPT";
+          default = null;
+        };
+      };
+    };
+    nix = {
+      disableSandbox = mkOption {
+        type = types.bool;
+        default = false;
+      };
+      gc = {
+        automatic = mkOption {
+          type = types.bool;
+          default = true;
+        };
+        dates = mkOption {
+          type = types.str;
+          default = "Monday 01:00 UTC";
+        };
+        options = mkOption {
+          type = types.str;
+          default = "--delete-older-than 30d";
+        };
+      };
+    };
+    sound = {
+      enable = mkEnableOption "Whether to enable sounds with Pipewire";
+      alsa = mkOption {
+        type = types.bool;
+        example = true;
+        default = true;
+        description = "Whether to enable ALSA support with Pipewire";
+      };
+      jack = mkOption {
+        type = types.bool;
+        example = true;
+        default = false;
+        description = "Whether to enable JACK support with Pipewire";
+      };
+      package = mkOption {
+        type = types.package;
+        example = pkgs.pulseaudio;
+        default = pkgs.pulseaudioFull;
+        description = "Which base package to use for PulseAudio";
+      };
+    };
+    users = {
+      root.disablePassword = mkEnableOption "Disables root password";
+      phundrak = mkOption {
+        type = types.bool;
+        default = true;
+      };
+    };
+    timezone = mkOption {
+      type = types.str;
+      default = "Europe/Paris";
+    };
+    console.keyMap = mkOption {
+      type = types.str;
+      default = "fr";
+    };
+  };
+
+  config = {
+    time.timeZone = cfg.timezone;
+    console.keyMap = cfg.console.keyMap;
+    modules = {
+      boot = {
+        inherit (cfg) amdgpu;
+        inherit (cfg.boot) kernel plymouth zfs;
+      };
+      inherit (cfg) sound users networking docker amdgpu;
+    };
+  };
+}