Migrate to Snowfall (#1)

Reviewed-on: #1
Co-authored-by: Evan Reichard <evan@reichard.io>
Co-committed-by: Evan Reichard <evan@reichard.io>

lib/common-system.nix

@@ -1,103 +0,0 @@
-{ config, lib, ... }:
-{
-  # NixOS Config
-  options = {
-    hostName = lib.mkOption {
-      type = lib.types.str;
-      description = "The node hostname";
-    };
-    enableXenGuest = lib.mkOption {
-      type = lib.types.bool;
-      default = false;
-      description = "Whether to enable Xen guest support";
-    };
-    network = lib.mkOption {
-      type = lib.types.submodule {
-        options = {
-          interface = lib.mkOption {
-            type = lib.types.str;
-            description = "Network interface name";
-            example = "enp0s3";
-          };
-          address = lib.mkOption {
-            type = lib.types.str;
-            description = "Static IP address";
-            example = "10.0.20.200";
-          };
-          defaultGateway = lib.mkOption {
-            type = lib.types.str;
-            description = "Default gateway IP";
-            example = "10.0.20.254";
-          };
-          nameservers = lib.mkOption {
-            type = lib.types.listOf lib.types.str;
-            description = "List of DNS servers";
-            example = [ "10.0.20.254" "8.8.8.8" ];
-            default = [ "8.8.8.8" "8.8.4.4" ];
-          };
-        };
-      };
-      default = null;
-      description = "Network configuration";
-    };
-  };
-
-  config = lib.mkMerge [
-    {
-      # Basic System
-      system.stateVersion = "24.11";
-      nix.settings.experimental-features = [ "nix-command" "flakes" ];
-      networking.hostName = config.hostName;
-
-      # Boot Loader Options
-      boot.loader = {
-        systemd-boot.enable = true;
-        efi = {
-          canTouchEfiVariables = true;
-          efiSysMountPoint = "/boot";
-        };
-      };
-
-      # Enable SSH
-      services.openssh = {
-        enable = true;
-        settings = {
-          PasswordAuthentication = false;
-          PermitRootLogin = "prohibit-password";
-        };
-      };
-
-      # User Authorized Keys
-      users.users.root = {
-        openssh.authorizedKeys.keys = [
-          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIe1n9l9pVF5+kjWJCOt3AvBVf1HOSZkEDZxCWVPSIkr evan@reichard"
-        ];
-        hashedPassword = null;
-      };
-    }
-
-    # Network Configuration
-    (lib.mkIf (config.network != null) {
-      networking = {
-        inherit (config.network) defaultGateway nameservers;
-        interfaces.${config.network.interface}.ipv4.addresses = [{
-          inherit (config.network) address;
-          prefixLength = 24;
-        }];
-      };
-    })
-
-    # Xen Guest Configuration
-    (lib.mkIf config.enableXenGuest {
-      services.xe-guest-utilities.enable = true;
-
-      boot.initrd = {
-        availableKernelModules = [ "xen_blkfront" "xen_netfront" ];
-        kernelModules = [ "xen_netfront" "xen_blkfront" ];
-        supportedFilesystems = [ "ext4" "xenfs" ];
-      };
-
-      boot.kernelModules = [ "xen_netfront" "xen_blkfront" "xenfs" ];
-    })
-  ];
-}

lib/disk-config.nix

@@ -1,43 +0,0 @@
-{ config, lib, ... }: {
-  options = {
-    mainDiskID = lib.mkOption {
-      type = lib.types.str;
-      description = "Device path for the main disk";
-      example = "/dev/disk/by-id/ata-VBOX_HARDDISK_VBcd9425b8-d666f9b8";
-    };
-  };
-
-  config = {
-    disko.devices = {
-      disk = {
-        main = {
-          type = "disk";
-          device = config.mainDiskID;
-          content = {
-            type = "gpt";
-            partitions = {
-              boot = {
-                size = "512M";
-                type = "EF00";
-                content = {
-                  type = "filesystem";
-                  format = "vfat";
-                  mountpoint = "/boot";
-                  mountOptions = [ "umask=0077" ];
-                };
-              };
-              root = {
-                size = "100%";
-                content = {
-                  type = "filesystem";
-                  format = "ext4";
-                  mountpoint = "/";
-                };
-              };
-            };
-          };
-        };
-      };
-    };
-  };
-}

lib/module/default.nix

@@ -0,0 +1,19 @@
+{ lib, ... }:
+let
+  inherit (lib) mkOption types;
+in
+rec {
+  mkOpt =
+    type: default: description:
+    mkOption { inherit type default description; };
+
+  mkBoolOpt = mkOpt types.bool;
+
+  enabled = {
+    enable = true;
+  };
+
+  disabled = {
+    enable = false;
+  };
+}