feat(modules/dgn-harware): Refactor hardware config

machines/compute01/_configuration.nix

@@ -28,6 +28,8 @@ lib.extra.mkConfig {
       "sshd-bruteforce"
       "sshd-timeout"
     ];
+
+    dgn-hardware.useZfs = true;
   };
 
   root = ./.;

machines/compute01/_hardware-configuration.nix

@@ -1,42 +1,21 @@
 # Do not modify this file!  It was generated by ‘nixos-generate-config’
 # and may be overwritten by future invocations.  Please make changes
 # to /etc/nixos/configuration.nix instead.
-{ config, lib, pkgs, modulesPath, ... }:
+{ modulesPath, ... }:
 
 {
-  imports =
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
-    [
-      (modulesPath + "/installer/scan/not-detected.nix")
-    ];
 
-  boot.initrd.availableKernelModules = [ "ahci" "ehci_pci" "megaraid_sas" "usb_storage" "usbhid" "sd_mod" "sr_mod" ];
+  fileSystems."/" = {
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.supportedFilesystems = [ "zfs" ];
-  boot.zfs.forceImportRoot = false;
-  boot.zfs.extraPools = [ "fast01" "work01" ];
-  boot.extraModulePackages = [ ];
-
-  fileSystems."/" =
-    {
     device = "/dev/disk/by-uuid/c83f6978-fd26-44a8-a86a-b0e971bb0c8c";
     fsType = "ext4";
   };
 
-  fileSystems."/boot" =
+  fileSystems."/boot" = {
-    {
     device = "/dev/disk/by-uuid/55DB-056F";
     fsType = "vfat";
   };
 
   swapDevices =
     [{ device = "/dev/disk/by-uuid/30547280-00e9-4ee1-8a07-d116590d9fbf"; }];
-
-  # networking.interfaces.eno2.useDHCP = lib.mkDefault true;
-  # networking.interfaces.eno3.useDHCP = lib.mkDefault true;
-  # networking.interfaces.eno4.useDHCP = lib.mkDefault true;
-  # networking.interfaces.idrac.useDHCP = lib.mkDefault true;
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

machines/storage01/_configuration.nix

@@ -14,5 +14,9 @@ lib.extra.mkConfig {
     "peertube"
   ];
 
+  extraConfig = {
+    dgn-hardware.useZfs = true;
+  };
+
   root = ./.;
 }

machines/storage01/_hardware-configuration.nix

@@ -1,58 +1,21 @@
 # Do not modify this file!  It was generated by ‘nixos-generate-config’
 # and may be overwritten by future invocations.  Please make changes
 # to /etc/nixos/configuration.nix instead.
-{ config, lib, modulesPath, ... }:
+{ modulesPath, ... }:
 
 {
-  imports =
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
-    [
-      (modulesPath + "/installer/scan/not-detected.nix")
-    ];
 
-  boot.initrd.availableKernelModules = [ "ahci" "ehci_pci" "megaraid_sas" "usb_storage" "usbhid" "sd_mod" "sr_mod" ];
+  fileSystems."/" = {
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.supportedFilesystems = [ "zfs" ];
-  boot.zfs.forceImportRoot = false;
-  boot.zfs.extraPools = [ "fast01" "work01" ];
-  boot.extraModulePackages = [ ];
-
-  fileSystems."/" =
-    {
     device = "/dev/disk/by-uuid/278cb2a2-47b9-4ec5-8b68-a5a6d037d59e";
     fsType = "ext4";
   };
 
-  fileSystems."/boot" =
+  fileSystems."/boot" = {
-    {
     device = "/dev/disk/by-uuid/8BD2-C908";
     fsType = "vfat";
   };
 
   swapDevices =
     [{ device = "/dev/disk/by-uuid/65a6f6e4-e996-4718-a4d0-cd0c78dcb15b"; }];
-
-  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
-  # (the default) this is the recommended approach. When using systemd-networkd it's
-  # still possible to use this option, but it's recommended to use it in conjunction
-  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
-  # networking.interfaces.eno1 = {
-  #   useDHCP = true;
-  #   ipv4 = {
-  #     addresses = [
-  #       { address = "129.199.146.148"; prefixLength = 24; }
-  #       { address = "192.168.1.148"; prefixLength = 24; }
-  #     ];
-  #
-  #     routes = [
-  #       { address = "192.168.1.0"; prefixLength = 24; }
-  #     ];
-  #   };
-  # };
-  # networking.interfaces.eno2.useDHCP = lib.mkDefault true;
-  # networking.interfaces.eno3.useDHCP = lib.mkDefault true;
-  # networking.interfaces.eno4.useDHCP = lib.mkDefault true;
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

machines/web01/_hardware-configuration.nix

@@ -1,7 +1,7 @@
 # Do not modify this file!  It was generated by ‘nixos-generate-config’
 # and may be overwritten by future invocations.  Please make changes
 # to /etc/nixos/configuration.nix instead.
-{ config, lib, pkgs, modulesPath, ... }:
+{ modulesPath, ... }:
 
 {
   imports = [
@@ -9,13 +9,4 @@
     (let sources = import ../../npins; in sources.disko + "/module.nix")
     ./disko.nix
   ];
-
-  boot.initrd.availableKernelModules = [ "ata_piix" "uhci_hcd" "ehci_pci" "virtio_pci" "ahci" "virtio_blk" ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.extraModulePackages = [ ];
-
-
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

modules/dgn-hardware.nix

@@ -1,23 +1,36 @@
-{ config, lib, ... }:
+{ config, lib, pkgs, ... }:
 
 let
-  inherit (lib)
+  inherit (lib) mkEnableOption mkIf mkMerge;
-    mkEnableOption
-    mkIf
-    mkMerge;
 
   cfg = config.dgn-hardware;
-in
 
-{
+in {
   options.dgn-hardware = {
-    enable = mkEnableOption "default hardware configuration." // { default = true; };
+    enable = mkEnableOption "default hardware configuration." // {
+      default = true;
+    };
 
-    useSystemd = mkEnableOption "sytemd boot and configuration." // { default = true; };
+    useSystemd = mkEnableOption "sytemd boot and configuration." // {
+      default = true;
+    };
+
+    useZfs = mkEnableOption "zfs configuration.";
   };
 
   config = mkIf cfg.enable (mkMerge [
-    { hardware.enableRedistributableFirmware = true; }
+    {
+      hardware.enableRedistributableFirmware = true;
+      hardware.cpu.intel.updateMicrocode = true;
+
+      nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+
+      boot = {
+        initrd.availableKernelModules =
+          [ "ata_piix" "uhci_hcd" "ehci_pci" "virtio_pci" "ahci" "virtio_blk" ];
+        kernelModules = [ "kvm-intel" ];
+      };
+    }
 
     (mkIf cfg.useSystemd {
       boot.loader = {
@@ -25,5 +38,27 @@ in
         efi.canTouchEfiVariables = true;
       };
     })
+
+    (mkIf cfg.useZfs {
+      boot = {
+        initrd.availableKernelModules = [
+          "ahci"
+          "ehci_pci"
+          "megaraid_sas"
+          "usb_storage"
+          "usbhid"
+          "sd_mod"
+          "sr_mod"
+        ];
+        kernelModules = [ "kvm-intel" ];
+        supportedFilesystems = [ "zfs" ];
+
+        zfs = {
+          forceImportRoot = false;
+          extraPools = [ "fast01" "work01" ];
+          package = pkgs.zfs_2_1;
+        };
+      };
+    })
   ]);
 }