From 088e0e464ee8f682c7b6ee9fd1d34f498a8e273a Mon Sep 17 00:00:00 2001
From: m3tam3re <m@m3tam3re.com>
Date: Tue, 17 Sep 2024 10:57:37 +0200
Subject: [PATCH] +disko

---
 flake.nix                                  | 11 ++++++-
 hosts/m3-kratos/configuration.nix          |  1 +
 hosts/m3-kratos/disko-config.nix           | 36 ++++++++++++++++++++++
 hosts/m3-kratos/hardware-configuration.nix | 30 ++++++++----------
 4 files changed, 60 insertions(+), 18 deletions(-)
 create mode 100644 hosts/m3-kratos/disko-config.nix

diff --git a/flake.nix b/flake.nix
index ca08d39..7da18c5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -18,6 +18,11 @@
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
     nixpkgs-stable.url = "github:nixos/nixpkgs/nixos-24.05";
 
+    disko = {
+      url = "github:nix-community/disko";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+
     dotfiles = {
       url = "git+https://code.m3tam3re.com/m3tam3re/dotfiles-flake-demo.git";
       flake = false;
@@ -26,6 +31,7 @@
 
   outputs = {
     self,
+    disko,
     dotfiles,
     home-manager,
     nixpkgs,
@@ -47,7 +53,10 @@
     nixosConfigurations = {
       m3-kratos-vm = nixpkgs.lib.nixosSystem {
         specialArgs = {inherit inputs outputs;};
-        modules = [./hosts/m3-kratos];
+        modules = [
+          ./hosts/m3-kratos
+          inputs.disko.nixosModules.disko
+        ];
       };
     };
     homeConfigurations = {
diff --git a/hosts/m3-kratos/configuration.nix b/hosts/m3-kratos/configuration.nix
index 1ea4660..9c4d547 100644
--- a/hosts/m3-kratos/configuration.nix
+++ b/hosts/m3-kratos/configuration.nix
@@ -4,6 +4,7 @@
 {pkgs, ...}: {
   imports = [
     # Include the results of the hardware scan.
+    ./disko-config.nix
     ./hardware-configuration.nix
   ];
 
diff --git a/hosts/m3-kratos/disko-config.nix b/hosts/m3-kratos/disko-config.nix
new file mode 100644
index 0000000..8ad8d13
--- /dev/null
+++ b/hosts/m3-kratos/disko-config.nix
@@ -0,0 +1,36 @@
+{
+  disko.devices = {
+    disk = {
+      main = {
+        type = "disk";
+        device = "/dev/vda";
+        content = {
+          type = "gpt";
+          partitions = {
+            boot = {
+              size = "1M";
+              type = "EF02"; # for grub MBR
+            };
+            ESP = {
+              size = "512M";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+              };
+            };
+            root = {
+              size = "100%";
+              content = {
+                type = "filesystem";
+                format = "ext4";
+                mountpoint = "/";
+              };
+            };
+          };
+        };
+      };
+    };
+  };
+}
diff --git a/hosts/m3-kratos/hardware-configuration.nix b/hosts/m3-kratos/hardware-configuration.nix
index 4fdf053..37f6224 100644
--- a/hosts/m3-kratos/hardware-configuration.nix
+++ b/hosts/m3-kratos/hardware-configuration.nix
@@ -1,24 +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, ... }:
-
 {
-  imports =
-    [ (modulesPath + "/profiles/qemu-guest.nix")
-    ];
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}: {
+  imports = [
+    (modulesPath + "/profiles/qemu-guest.nix")
+  ];
 
-  boot.initrd.availableKernelModules = [ "ahci" "xhci_pci" "virtio_pci" "sr_mod" "virtio_blk" ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.extraModulePackages = [ ];
-
-  fileSystems."/" =
-    { device = "/dev/disk/by-uuid/b3fbba01-1206-44d9-9b15-72e6313b4f72";
-      fsType = "ext4";
-    };
-
-  swapDevices = [ ];
+  boot.initrd.availableKernelModules = ["ahci" "xhci_pci" "virtio_pci" "sr_mod" "virtio_blk"];
+  boot.initrd.kernelModules = [];
+  boot.kernelModules = ["kvm-intel"];
+  boot.extraModulePackages = [];
 
   # 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
@@ -29,4 +26,3 @@
 
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
 }
-