Fix murk

README.md

@@ -3,7 +3,10 @@
 ```sh
 git clone https://codeberg.org/muon/home && cd home
 sudo nix --experimental-features "nix-command flakes" run github:nix-community/disko/latest -- --mode destroy,format,mount hosts/$(hostname)/disk-config.nix
-sudo btrfs subvolume snapshot -r /mnt /mnt/root-blank
+sudo mkdir /tmp/mnt
+sudo mount /dev/mapper/crypted /tmp/mnt
+sudo btrfs subvolume snapshot -r /tmp/mnt/root /tmp/mnt/root-blank
+sudo umount /tmp/mnt
 sudo nixos-generate-config --root /mnt
 cp /mnt/etc/nixos/hardware-configuration.nix hosts/$(hostname)/hardware-configuration.nix
 sudo nixos-install --root /mnt --no-root-passwd --flake .#$(hostname)

hosts/murk/configuration.nix

@@ -5,10 +5,9 @@ in {
   # Hardware
   imports = [
     ./hardware-configuration.nix
-    ./disk-config.nix
     inputs.impermanence.nixosModules.impermanence
-    (inputs.nixpkgs
-      + "/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix")
+    # (inputs.nixpkgs
+    #   + "/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix")
   ];
 
   environment.systemPackages = with inputs.nix-alien.packages.${system};
@@ -22,13 +21,13 @@ in {
 
   # Modules
   mods.desktop.enable = true;
-  mods.boot.enable = false;
+  mods.boot.enable = true;
 
   mods.theme.enable = true;
   mods.theme.scheme = "woodland";
   mods.theme.wallpaper = ./wallpaper.png;
 
-  mods.impermanence.enable = false;
+  mods.impermanence.enable = true;
 
   services.xserver.windowManager.i3.enable = true;
 

hosts/murk/disk-config.nix

@@ -1,9 +1,9 @@
-{ inputs }: {
-  inputs.disko.devices = {
+{
+  disko.devices = {
     disk = {
       main = {
         type = "disk";
-        device = "/dev/disk/by-diskseq/1";
+        device = "/dev/sda";
         content = {
           type = "gpt";
           partitions = {

hosts/murk/hardware-configuration.nix

@@ -4,16 +4,61 @@
 { config, lib, pkgs, modulesPath, ... }:
 
 {
-  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
 
-  boot.initrd.availableKernelModules =
-    [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" ];
+  boot.initrd.availableKernelModules = [ "xhci_pci" "ehci_pci" "ahci" "usb_storage" "sd_mod" "rtsx_pci_sdmmc" ];
   boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
   boot.extraModulePackages = [ ];
-  boot.supportedFilesystems = [ "zfs" "ntfs" "btrfs" ];
 
-  networking.useDHCP = lib.mkDefault true;
+  fileSystems."/" =
+    { device = "/dev/mapper/crypted";
+      fsType = "btrfs";
+      options = [ "subvol=root" ];
+    };
+
+  boot.initrd.luks.devices."crypted".device = "/dev/disk/by-uuid/1ca0c5f6-3cb3-4f86-94a5-4376461da227";
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/4BD8-A887";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  fileSystems."/home" =
+    { device = "/dev/mapper/crypted";
+      fsType = "btrfs";
+      options = [ "subvol=home" ];
+    };
+
+  fileSystems."/nix" =
+    { device = "/dev/mapper/crypted";
+      fsType = "btrfs";
+      options = [ "subvol=nix" ];
+    };
+
+  fileSystems."/persist" =
+    { device = "/dev/mapper/crypted";
+      fsType = "btrfs";
+      options = [ "subvol=persist" ];
+    };
+
+  fileSystems."/swap" =
+    { device = "/dev/mapper/crypted";
+      fsType = "btrfs";
+      options = [ "subvol=swap" ];
+    };
+
+  fileSystems."/var/log" =
+    { device = "/dev/mapper/crypted";
+      fsType = "btrfs";
+      options = [ "subvol=log" ];
+    };
+
+  swapDevices = [ ];
 
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

modules/home/impermanence.nix

@@ -9,17 +9,18 @@ let
         # fs-diff.sh
         set -euo pipefail
 
-        OLD_TRANSID=$(sudo btrfs subvolume find-new /mnt/root-blank 9999999)
-        OLD_TRANSID=${OLD_TRANSID}
+        sudo mkdir /btrfs_tmp
+        sudo mount -o subvol=/ /dev/mapper/crypted /btrfs_tmp
 
-        sudo mkdir /mnt
-        sudo mount -o subvol=/ /dev/mapper/crypted /mnt
-        sudo btrfs subvolume find-new "/mnt/root" "$OLD_TRANSID" |
-        sed \'$d\' |
+        OLD_TRANSID=$(sudo btrfs subvolume find-new /btrfs_tmp/root-blank 9999999)
+        OLD_TRANSID=''${OLD_TRANSID#transid marker was }
+
+        sudo btrfs subvolume find-new "/btrfs_tmp/root" "$OLD_TRANSID" |
+        sed '$d' |
         cut -f17- -d' ' |
         sort |
         uniq |
-        while read path; do
+        while read -r path; do
           path="/$path"
           if [ -L "$path" ]; then
             : # The path is a symbolic link, so is probably handled by NixOS already
@@ -29,7 +30,7 @@ let
             echo "$path"
           fi
         done
-        sudo umount /mnt
+        sudo umount /btrfs_tmp
       '';
     };
 in with lib; {