no impermanence for now

devices/ellaca/disko.nix

@@ -1,81 +0,0 @@
-{
-  disko.devices = {
-    disk = {
-      vda = {
-        type = "disk";
-        device = "/dev/nvme0n1";
-        content = {
-          type = "gpt";
-          partitions = {
-            ESP = {
-              priority = 1;
-              name = "ESP";
-              start = "1M";
-              end = "128M";
-              type = "EF00";
-              content = {
-                type = "filesystem";
-                format = "vfat";
-                mountpoint = "/boot";
-              };
-            };
-            root = {
-              size = "100%";
-              content = {
-                type = "btrfs";
-                extraArgs = [ "-f" ]; # Override existing partition
-                # Subvolumes must set a mountpoint in order to be mounted,
-                # unless their parent is mounted
-                subvolumes = {
-                  "/rootfs" = {
-                    mountOptions = [ "compress=zstd" "noatime" ];
-                    mountpoint = "/";
-                  };
-                  "/nix" = {
-                    mountOptions = [ "compress=zstd" "noatime" ];
-                    mountpoint = "/nix";
-                  };
-                  "/persist" = {
-                    mountOptions = [ "compress=zstd" "noatime" ];
-                    mountpoint = "/persist";
-                  };
-                };
-
-                mountpoint = "/partition-root";
-                swap = {
-                  swapfile = {
-                    size = "16G";
-                  };
-                };
-              };
-            };
-          };
-        };
-      };
-      vdb = {
-        type = "disk";
-        device = "/dev/sda";
-        content = {
-          type = "gpt";
-          partitions = {
-            root = {
-              size = "100%";
-              content = {
-                type = "btrfs";
-                extraArgs = [ "-f" ]; # Override existing partition
-                # Subvolumes must set a mountpoint in order to be mounted,
-                # unless their parent is mounted
-                subvolumes = {
-                  "/ext" = {
-                    mountOptions = [ "compress=zstd" "noatime" ];
-                    mountpoint = "/ext";
-                  };
-                };
-              };
-            };
-          };
-        };
-      };
-    };
-  };
-}

devices/ellaca/hardware-config.nix

@@ -3,30 +3,6 @@
     initrd = {
       availableKernelModules = [ "nvme" "xhci_pci" "ahci" "usb_storage" "usbhid" "sd_mod" ];
       kernelModules = [ ];
-      postDeviceCommands = lib.mkAfter ''
-        mkdir /btrfs_tmp
-        mount /dev/disk/by-uuid/b6e6bca7-1435-4b41-b174-8550eace7c32 /btrfs_tmp
-        if [[ -e /btrfs_tmp/rootfs ]]; then
-            mkdir -p /btrfs_tmp/old_roots
-            timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/rootfs)" "+%Y-%m-%-d_%H:%M:%S")
-            mv /btrfs_tmp/rootfs "/btrfs_tmp/old_roots/$timestamp"
-        fi
-
-        delete_subvolume_recursively() {
-            IFS=$'\n'
-            for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do
-                delete_subvolume_recursively "/btrfs_tmp/$i"
-            done
-            btrfs subvolume delete "$1"
-        }
-
-        for i in $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +30); do
-            delete_subvolume_recursively "$i"
-        done
-
-        btrfs subvolume create /btrfs_tmp/rootfs
-        umount /btrfs_tmp
-      '';
     };
     kernelModules = [ "kvm-amd" ];
     extraModulePackages = [ ];

flake.lock

@@ -249,21 +249,6 @@
         "type": "github"
       }
     },
-    "impermanence": {
-      "locked": {
-        "lastModified": 1708968331,
-        "narHash": "sha256-VUXLaPusCBvwM3zhGbRIJVeYluh2uWuqtj4WirQ1L9Y=",
-        "owner": "nix-community",
-        "repo": "impermanence",
-        "rev": "a33ef102a02ce77d3e39c25197664b7a636f9c30",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-community",
-        "repo": "impermanence",
-        "type": "github"
-      }
-    },
     "niri": {
       "inputs": {
         "crate2nix": "crate2nix",
@@ -479,7 +464,6 @@
     "root": {
       "inputs": {
         "home-manager": "home-manager",
-        "impermanence": "impermanence",
         "niri": "niri",
         "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs_3",

flake.nix

@@ -21,10 +21,6 @@
       url = "github:sodiboo/niri-flake";
       inputs.nixpkgs.follows = "nixpkgs";
     };
-
-    impermanence = {
-      url = "github:nix-community/impermanence";
-    };
   };
 
   outputs = inputs: import ./outputs.nix inputs;

modules/system/persist/default.nix

@@ -1,27 +0,0 @@
-{ ... }: {
-  users.mutableUsers = false;
-  users.users.twoneis.initialHashedPassword = "$y$j9T$0pmWE8A2JWcr2BDqqZ2u./$Km7K1hml9Gy0fc9DzBsDTvpyCKZ9DW0GOkD.lDcyYw0";
-  users.users.root.initialHashedPassword = "$y$j9T$U8fvYSDoZxqVrkjlZM2Db.$qvkT9GIbVJ23EtB7KcqyI8u7RKJ99pYSXNu8IhVcDx9";
-  environment.persistence."/persist" = {
-    directories = [
-      "/var/log"
-      "/var/lib/bluetooth"
-      "/var/nixos"
-      "/var/lib/systemd/coredump"
-      "/etc/NetworkManager/system-connections"
-    ];
-    files = [
-      "/etc/machine-id"
-    ];
-    users.twoneis = {
-      directories = [
-        "Documents"
-        "uni"
-        "code"
-        # a lot of firefox settings that can't/aren't currently declared properly
-        ".mozilla"
-        ".local/share/keyrings"
-      ];
-    };
-  };
-}

outputs.nix

@@ -1,4 +1,4 @@
-{ nixpkgs, home-manager, nixos-hardware, nur, niri, impermanence, ... }@inputs: {
+{ nixpkgs, home-manager, nixos-hardware, niri, ... }@inputs: {
   nixosConfigurations = {
     # AMD Ryzen 5600X
     # nvidia GeForce GTX 1060 (6GB)
@@ -11,10 +11,8 @@
         ./devices/ellaca
         ./modules/system
         ./modules/system/home
-        ./modules/system/persist
         ./options.nix
         niri.nixosModules.niri
-        impermanence.nixosModules.impermanence
         home-manager.nixosModules.home-manager
       ];
     };