add disko input and hardware module for swan

flake.lock

@@ -69,6 +69,26 @@
         "type": "github"
       }
     },
+    "disko": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1677116397,
+        "narHash": "sha256-2OHwhv4k1SDEuNxhq+zluvrd5pbW8d4TP9NKW4B8iO8=",
+        "owner": "nix-community",
+        "repo": "disko",
+        "rev": "8fddb2fd721365fa77ff68b709539639d4dc65d7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "disko",
+        "type": "github"
+      }
+    },
     "firefox-darwin": {
       "inputs": {
         "nixpkgs": "nixpkgs"
@@ -396,6 +416,7 @@
         "bufferline-nvim-src": "bufferline-nvim-src",
         "cmp-nvim-lsp-src": "cmp-nvim-lsp-src",
         "darwin": "darwin",
+        "disko": "disko",
         "firefox-darwin": "firefox-darwin",
         "home-manager": "home-manager",
         "nil": "nil",

flake.nix

@@ -29,6 +29,12 @@
     # Use official Firefox binary for macOS
     firefox-darwin.url = "github:bandithedoge/nixpkgs-firefox-darwin";
 
+    # Manage disk format and partitioning
+    disko = {
+      url = "github:nix-community/disko";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
     # Wallpapers
     wallpapers = {
       url = "gitlab:exorcist365/wallpapers";
@@ -146,6 +152,8 @@
           darwinConfigurations.lookingglass.config.home-manager.users."Noah.Masur".home;
       };
 
+      diskoConfiguration = { swan = import ./hosts/swan/disks.nix { }; };
+
       # Package servers into images with a generator
       packages = forAllSystems (system: {
 

hosts/swan/default.nix

@@ -10,11 +10,13 @@ nixpkgs.lib.nixosSystem {
   specialArgs = { };
   modules = [
     ./hardware-configuration.nix
+    ./disks.nix
     ../../modules/common
     ../../modules/nixos
     (removeAttrs globals [ "mail.server" ])
     wsl.nixosModules.wsl
     home-manager.nixosModules.home-manager
+    disko.nixosModules.disko
     {
       server = true;
       gui.enable = false;
@@ -37,11 +39,11 @@ nixpkgs.lib.nixosSystem {
       boot.zfs.enabled = true;
       boot.kernelPackages =
         config.boot.zfs.package.latestCompatibleLinuxPackages;
-      boot.zfs.extraPools = [ "mypool" ];
+      # boot.zfs.extraPools = [ "mypool" ];
-      services.zfs.autoScrub.enable = true;
+      # services.zfs.autoScrub.enable = true;
-      services.zfs.autoScrub.interval = "daily";
+      # services.zfs.autoScrub.interval = "daily";
 
-      services.nfs.server.enable = true;
+      # services.nfs.server.enable = true;
 
     }
   ];

hosts/swan/disks.nix

@@ -1,8 +1,9 @@
-{ bootDisk, storageDisks ? [ "/dev/vdb" "/dev/vdc" ], ... }: {
+{ ... }: {
+  disko.devices = {
     disk = {
       boot = {
         type = "disk";
-      device = "/dev/whatever";
+        device = "/dev/nvme0n1";
         content = {
           type = "table";
           format = "gpt";
@@ -36,9 +37,45 @@
           ];
         };
       };
-    a = {
+      sda = {
         type = "disk";
-      device = builtins.elemAt storageDisks 1;
+        device = "/dev/sda";
+        content = {
+          type = "table";
+          format = "gpt";
+          partitions = [{
+            type = "partition";
+            name = "zfs";
+            start = "128MiB";
+            end = "100%";
+            content = {
+              type = "zfs";
+              pool = "tank";
+            };
+          }];
+        };
+      };
+      sdb = {
+        type = "disk";
+        device = "/dev/sdb";
+        content = {
+          type = "table";
+          format = "gpt";
+          partitions = [{
+            type = "partition";
+            name = "zfs";
+            start = "128MiB";
+            end = "100%";
+            content = {
+              type = "zfs";
+              pool = "tank";
+            };
+          }];
+        };
+      };
+      sdc = {
+        type = "disk";
+        device = "/dev/sdc";
         content = {
           type = "table";
           format = "gpt";
@@ -110,20 +147,21 @@
           #     mountpoint = "/ext4onzfs";
           #   };
           # };
-        encrypted = {
+          # encrypted = {
-          zfs_type = "filesystem";
+          #   zfs_type = "filesystem";
-          size = "20M";
+          #   size = "20M";
-          options = {
+          #   options = {
-            mountpoint = "none";
+          #     mountpoint = "none";
-            encryption = "aes-256-gcm";
+          #     encryption = "aes-256-gcm";
-            keyformat = "passphrase";
+          #     keyformat = "passphrase";
-            keylocation = "file:///tmp/secret.key";
+          #     keylocation = "file:///tmp/secret.key";
-          };
+          #   };
-        };
+          # };
-        "encrypted/test" = {
+          # "encrypted/test" = {
-          zfs_type = "filesystem";
+          #   zfs_type = "filesystem";
-          size = "2M";
+          #   size = "2M";
-          mountpoint = "/zfs_crypted";
+          #   mountpoint = "/zfs_crypted";
+          # };
         };
       };
     };

hosts/swan/hardware-configuration.nix

@@ -0,0 +1,29 @@
+# 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, ... }:
+
+{
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
+
+  boot.initrd.availableKernelModules =
+    [ "xhci_pci" "ahci" "nvme" "usb_storage" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  swapDevices = [ ];
+
+  # 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.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp0s31f6.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp3s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+  hardware.cpu.intel.updateMicrocode =
+    lib.mkDefault config.hardware.enableRedistributableFirmware;
+}