update flake.lock; refactor impermanence; other minor fixes

flake.lock

@@ -11,11 +11,11 @@
         "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1775232685,
+        "lastModified": 1776442854,
-        "narHash": "sha256-+kVivleQqI6HdFeVWVukEPvPec/SN74l+j/Tw9OBaSw=",
+        "narHash": "sha256-63dPlCgKEfqWmzaRnec4W2sQDtwfApPxKbpy05ChQ+U=",
         "owner": "linyinfeng",
         "repo": "angrr",
-        "rev": "e1b066a0dbdd6ed3208dd5405e7d6cde91b7e20d",
+        "rev": "a49a74a81185fc0bfad62e98d80f05e80cd6c3e6",
         "type": "github"
       },
       "original": {
@@ -130,11 +130,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1775213373,
+        "lastModified": 1776420287,
-        "narHash": "sha256-wJHsijC2l/E+ovmlpPGha8pXA6RHSwHWmBV97gvkmyI=",
+        "narHash": "sha256-0P2QyDM8R1FFww//TNDLTRVnVkQxVdbEVQiVuyD1SqY=",
         "owner": "catppuccin",
         "repo": "nix",
-        "rev": "ba73719e673e7c2d89ac2f8df0bc0d48983e4907",
+        "rev": "bdf0285dc7978ebd78b76054631d7ef05680895e",
         "type": "github"
       },
       "original": {
@@ -193,11 +193,11 @@
         "rust-analyzer-src": "rust-analyzer-src"
       },
       "locked": {
-        "lastModified": 1775807984,
+        "lastModified": 1776413252,
-        "narHash": "sha256-Redoe3D9zGN5I9QPHWL9vfMVQBehY1fKsMiRXQ83X3w=",
+        "narHash": "sha256-ZQhyB2vnFsE1KcWJlWle1UujEDVjTJVL3oMIHUvnzuo=",
         "owner": "nix-community",
         "repo": "fenix",
-        "rev": "fcf90c0c4d368b2ca917a7afa6d08e98a397e5fd",
+        "rev": "a318c3c6120e91375eea1d7c57a0cd101a81b14a",
         "type": "github"
       },
       "original": {
@@ -542,11 +542,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1775781825,
+        "lastModified": 1776454077,
-        "narHash": "sha256-L5yKTpR+alrZU2XYYvIxCeCP4LBHU5jhwSj7H1VAavg=",
+        "narHash": "sha256-7zSUFWsU0+jlD7WB3YAxQ84Z/iJurA5hKPm8EfEyGJk=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "e35c39fca04fee829cecdf839a50eb9b54d8a701",
+        "rev": "565e5349208fe7d0831ef959103c9bafbeac0681",
         "type": "github"
       },
       "original": {
@@ -585,11 +585,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1774991950,
+        "lastModified": 1776184304,
-        "narHash": "sha256-kScKj3qJDIWuN9/6PMmgy5esrTUkYinrO5VvILik/zw=",
+        "narHash": "sha256-No6QGBmIv5ChiwKCcbkxjdEQ/RO2ZS1gD7SFy6EZ7rc=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "f2d3e04e278422c7379e067e323734f3e8c585a7",
+        "rev": "3c7524c68348ef79ce48308e0978611a050089b2",
         "type": "github"
       },
       "original": {
@@ -704,11 +704,11 @@
         "xwayland-satellite-unstable": "xwayland-satellite-unstable"
       },
       "locked": {
-        "lastModified": 1775802594,
+        "lastModified": 1776435348,
-        "narHash": "sha256-miydzsK4cMzBXoHw+/5Am4PwB/P/ifWOlfHHqFe7FKU=",
+        "narHash": "sha256-qsZnMThxTqxCJZ7DEKu3DD3KjIPcuUBvZ0C9a2uIvaQ=",
         "owner": "sodiboo",
         "repo": "niri-flake",
-        "rev": "63213c63766e5bb28e0e0b078c4628b01b24c92f",
+        "rev": "55b5b1fc9481ab267603a1099e5d4b4ebc7394d7",
         "type": "github"
       },
       "original": {
@@ -737,11 +737,11 @@
     "niri-unstable": {
       "flake": false,
       "locked": {
-        "lastModified": 1775561155,
+        "lastModified": 1776432730,
-        "narHash": "sha256-TK2IrqQivRcwqJa0suZMbcsN17CtA8Uu0v7CDnLATb0=",
+        "narHash": "sha256-Pq1ZVvRGq/IFiFH6vkNwMfZEpWk23NjgGdX50COdj/c=",
         "owner": "YaLTeR",
         "repo": "niri",
-        "rev": "599db847f857b8a7ff78ce02f15acab5d5d9fee1",
+        "rev": "c814c656c53ea9d69f5afb45c88f4dc4d25338cd",
         "type": "github"
       },
       "original": {
@@ -838,11 +838,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1774972752,
+        "lastModified": 1776255237,
-        "narHash": "sha256-DnLIpFxznohpLkIFs390uZ0gxwkVyhtknhKNu+lQJK8=",
+        "narHash": "sha256-LQjlc0VEn55WAT4BiI8sIsokb/2FNlcbBD+Xr3MTE24=",
         "owner": "nix-community",
         "repo": "NixOS-WSL",
-        "rev": "d97e078f4788cddb8d11c3c99f72a4bb9ddec221",
+        "rev": "9a8c2a85f1ffdcecfb0f9c52c5a73c49ceb43911",
         "type": "github"
       },
       "original": {
@@ -881,11 +881,11 @@
     },
     "nixpkgs-master": {
       "locked": {
-        "lastModified": 1775819370,
+        "lastModified": 1776485399,
-        "narHash": "sha256-BHRz22IikhXRf50kZ4N/zpVcwpF2Iu9oZszo7kjZOFw=",
+        "narHash": "sha256-4Cmxz15i5qn3HZFbyxf6hRyeb7huOJgW2+c1GCQ0J4U=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "7a0597d154a4f90b29c0dcd8cb465de0986452a6",
+        "rev": "5230db4d0c546b5b7594aa978e6e8aa560351748",
         "type": "github"
       },
       "original": {
@@ -897,11 +897,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1775595990,
+        "lastModified": 1776221942,
-        "narHash": "sha256-OEf7YqhF9IjJFYZJyuhAypgU+VsRB5lD4DuiMws5Ltc=",
+        "narHash": "sha256-FbQAeVNi7G4v3QCSThrSAAvzQTmrmyDLiHNPvTF2qFM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4e92bbcdb030f3b4782be4751dc08e6b6cb6ccf2",
+        "rev": "1766437c5509f444c1b15331e82b8b6a9b967000",
         "type": "github"
       },
       "original": {
@@ -913,11 +913,11 @@
     },
     "nixpkgs-stable_2": {
       "locked": {
-        "lastModified": 1775811116,
+        "lastModified": 1776481463,
-        "narHash": "sha256-t+HZK42pB6N+i5RGbuy7Xluez/VvWbembBdvzsc23Ss=",
+        "narHash": "sha256-WL4ugBHkmW89Hu4BfZN5ZdrgBhr/azwu4Ogx9IH9UaM=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "54170c54449ea4d6725efd30d719c5e505f1c10e",
+        "rev": "63d42e035e2eddc492965a2cca2ac3f21dfcf82f",
         "type": "github"
       },
       "original": {
@@ -929,11 +929,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1775710090,
+        "lastModified": 1776169885,
-        "narHash": "sha256-ar3rofg+awPB8QXDaFJhJ2jJhu+KqN/PRCXeyuXR76E=",
+        "narHash": "sha256-l/iNYDZ4bGOAFQY2q8y5OAfBBtrDAaPuRQqWaFHVRXM=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "4c1018dae018162ec878d42fec712642d214fdfa",
+        "rev": "4bd9165a9165d7b5e33ae57f3eecbcb28fb231c9",
         "type": "github"
       },
       "original": {
@@ -993,11 +993,11 @@
     },
     "nixpkgs_5": {
       "locked": {
-        "lastModified": 1775710090,
+        "lastModified": 1776169885,
-        "narHash": "sha256-ar3rofg+awPB8QXDaFJhJ2jJhu+KqN/PRCXeyuXR76E=",
+        "narHash": "sha256-l/iNYDZ4bGOAFQY2q8y5OAfBBtrDAaPuRQqWaFHVRXM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4c1018dae018162ec878d42fec712642d214fdfa",
+        "rev": "4bd9165a9165d7b5e33ae57f3eecbcb28fb231c9",
         "type": "github"
       },
       "original": {
@@ -1127,11 +1127,11 @@
     "rust-analyzer-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1775745684,
+        "lastModified": 1776343166,
-        "narHash": "sha256-8MbfLwd60FNa8dRFkjE+G3TT/x21G3Rsplm1bMBQUtU=",
+        "narHash": "sha256-ZiHQPWwuUZk44epAZRbyFz23Kd4CYaq8WlBgAmCqAzQ=",
         "owner": "rust-lang",
         "repo": "rust-analyzer",
-        "rev": "64ddb549bc9a70d011328746fa46a8883f937b6b",
+        "rev": "b8458013c217be4fccefc4e4f194026fa04ab4ca",
         "type": "github"
       },
       "original": {
@@ -1148,11 +1148,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1775659564,
+        "lastModified": 1776230713,
-        "narHash": "sha256-WFLi+JOeit3ymB0gw+hswtVuks0+qOYhJaJR5Y3ARww=",
+        "narHash": "sha256-8Rv4J8M09NPJcq4pYfMyi0ibJJQD7/JzKjAqSp2LjZw=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "4eac297e5dfce12420988df36defc177c1fe9ff0",
+        "rev": "105ff9ba631f5e7ee75aac03df941981312d917e",
         "type": "github"
       },
       "original": {
@@ -1182,11 +1182,11 @@
         "tinted-zed": "tinted-zed"
       },
       "locked": {
-        "lastModified": 1775429060,
+        "lastModified": 1776170745,
-        "narHash": "sha256-wbFF5cRxQOCzL/wHOKYm21t5AHPH2Lfp0mVPCOAvEoc=",
+        "narHash": "sha256-Tl1aZVP5EIlT+k0+iAKH018GLHJpLz3hhJ0LNQOWxCc=",
         "owner": "danth",
         "repo": "stylix",
-        "rev": "d27951a6539951d87f75cf0a7cda8a3a24016019",
+        "rev": "e3861617645a43c9bbefde1aa6ac54dd0a44bfa9",
         "type": "github"
       },
       "original": {
@@ -1352,11 +1352,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1775125835,
+        "lastModified": 1775636079,
-        "narHash": "sha256-2qYcPgzFhnQWchHo0SlqLHrXpux5i6ay6UHA+v2iH4U=",
+        "narHash": "sha256-pc20NRoMdiar8oPQceQT47UUZMBTiMdUuWrYu2obUP0=",
         "owner": "numtide",
         "repo": "treefmt-nix",
-        "rev": "75925962939880974e3ab417879daffcba36c4a3",
+        "rev": "790751ff7fd3801feeaf96d7dc416a8d581265ba",
         "type": "github"
       },
       "original": {
@@ -1406,11 +1406,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1775744672,
+        "lastModified": 1776483758,
-        "narHash": "sha256-Qg3Wnn3WYiiii35CE9kE+XX4ooSFzupAnGC1/NjI5C8=",
+        "narHash": "sha256-MjoG8oTm3KsPhXemYqnNjpGmE2PbmUdLFOGXRhNQ7sU=",
         "owner": "0xc000022070",
         "repo": "zen-browser-flake",
-        "rev": "14a238beb0621977e9bf04cba68919d5650deea9",
+        "rev": "44f9a58e8c1fa0a0887f51dd361aa86faa8f759c",
         "type": "github"
       },
       "original": {

hosts/imxyy-nix-server/hardware.nix

@@ -31,13 +31,12 @@ in
   services.btrfs.autoScrub.enable = true;
   networking.hostId = "10ca95b4";
 
-  fileSystems."/" = {
+  my.persist.btrfs = {
     device = btrfs;
-    fsType = "btrfs";
+    mountPoint = "/nix/persist";
-    options = [
+    persistSubvol = "persist";
-      "compress=zstd"
+    rootSubvol = "root";
-      "subvol=root"
+    zstdCompress = true;
-    ];
   };
 
   fileSystems."/nix" = {
@@ -49,17 +48,6 @@ in
     ];
   };
 
-  my.persist.location = "/nix/persist";
-  fileSystems."/nix/persist" = {
-    device = btrfs;
-    fsType = "btrfs";
-    options = [
-      "compress=zstd"
-      "subvol=persist"
-    ];
-    neededForBoot = true;
-  };
-
   boot.initrd.postDeviceCommands = lib.mkAfter ''
     mkdir /btrfs_tmp
     mount ${btrfs} /btrfs_tmp

hosts/imxyy-nix-x16/hardware.nix

@@ -30,13 +30,12 @@ in
     };
   };
 
-  fileSystems."/" = {
+  my.persist.btrfs = {
     device = btrfs;
-    fsType = "btrfs";
+    mountPoint = "/nix/persist";
-    options = [
+    persistSubvol = "persist";
-      "compress=zstd"
+    rootSubvol = "root";
-      "subvol=root"
+    zstdCompress = true;
-    ];
   };
 
   fileSystems."/nix" = {
@@ -48,42 +47,6 @@ in
     ];
   };
 
-  my.persist.location = "/nix/persist";
-  fileSystems."/nix/persist" = {
-    device = btrfs;
-    fsType = "btrfs";
-    options = [
-      "compress=zstd"
-      "subvol=persist"
-    ];
-    neededForBoot = true;
-  };
-
-  boot.initrd.postDeviceCommands = lib.mkAfter ''
-    mkdir /btrfs_tmp
-    mount ${btrfs} /btrfs_tmp
-    mkdir -p /btrfs_tmp/old_roots
-    if [[ -e /btrfs_tmp/root ]]; then
-        timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%-d_%H:%M:%S")
-        mv /btrfs_tmp/root "/btrfs_tmp/old_roots/$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 $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +14); do
-        delete_subvolume_recursively "$i"
-    done
-
-    btrfs subvolume create /btrfs_tmp/root
-    umount /btrfs_tmp
-  '';
-
   fileSystems."/boot" = {
     device = "/dev/disk/by-uuid/96D3-93B0";
     fsType = "vfat";

hosts/imxyy-nix/hardware.nix

@@ -37,13 +37,12 @@ in
     ];
   };
 
-  fileSystems."/" = {
+  my.persist.btrfs = {
     device = btrfs;
-    fsType = "btrfs";
+    mountPoint = "/nix/persist";
-    options = [
+    persistSubvol = "persistent";
-      "compress=zstd"
+    rootSubvol = "root";
-      "subvol=root"
+    zstdCompress = true;
-    ];
   };
 
   fileSystems."/nix" = {
@@ -52,17 +51,6 @@ in
     options = [ "compress=zstd" ];
   };
 
-  my.persist.location = "/nix/persist";
-  fileSystems."/nix/persist" = {
-    device = btrfs;
-    fsType = "btrfs";
-    options = [
-      "compress=zstd"
-      "subvol=persistent"
-    ];
-    neededForBoot = true;
-  };
-
   fileSystems."/swap" = {
     device = btrfs;
     fsType = "btrfs";
@@ -73,31 +61,6 @@ in
     neededForBoot = true;
   };
 
-  boot.initrd.postDeviceCommands = lib.mkAfter ''
-    mkdir /btrfs_tmp
-    mount ${btrfs} /btrfs_tmp
-    mkdir -p /btrfs_tmp/old_roots
-    if [[ -e /btrfs_tmp/root ]]; then
-        timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%-d_%H:%M:%S")
-        mv /btrfs_tmp/root "/btrfs_tmp/old_roots/$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 $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +14); do
-        delete_subvolume_recursively "$i"
-    done
-
-    btrfs subvolume create /btrfs_tmp/root
-    umount /btrfs_tmp
-  '';
-
   fileSystems."/boot" = {
     device = "/dev/disk/by-uuid/B7DC-E9AC";
     fsType = "vfat";

modules/coding/editor/neovim/default.nix

@@ -24,6 +24,7 @@ in
         vimdiffAlias = true;
         withPython3 = false;
         withRuby = false;
+        sideloadInitLua = true;
         extraPackages = with pkgs; [
           # treesitter
           tree-sitter

modules/coding/langs/go.nix

@@ -16,7 +16,7 @@ in
     my.hm.home.packages = with pkgs; [
       go
       gotools
-      gopls
+      (lib.hiPrio gopls)
     ];
     my.persist.homeDirs = [
       "go"

modules/core/persist.nix

@@ -10,15 +10,35 @@ in
 {
   options.my.persist = {
     enable = lib.mkEnableOption "persist";
-    location = lib.mkOption {
+    btrfs = lib.mkOption {
-      type = lib.types.str;
+      type = lib.types.submodule (
-      default = "/nix/persist";
+        { ... }:
-      example = lib.literalExpression ''
+        {
-        "/persistent"
+          options = {
-      '';
+            device = lib.mkOption {
-      description = lib.mdDoc ''
+              type = lib.types.str;
-        Persistent location
+            };
-      '';
+            zstdCompress = lib.mkOption {
+              type = lib.types.bool;
+              default = true;
+            };
+            persistSubvol = lib.mkOption {
+              type = lib.types.str;
+            };
+            rootSubvol = lib.mkOption {
+              type = lib.types.str;
+              default = "root";
+            };
+            mountPoint = lib.mkOption {
+              type = lib.types.str;
+              default = "/nix/persist";
+              example = lib.literalExpression ''
+                "/persistent"
+              '';
+            };
+          };
+        }
+      );
     };
     homeDirs = lib.mkOption {
       default = [ ];
@@ -69,8 +89,65 @@ in
   };
 
   config = lib.mkIf cfg.enable {
+    fileSystems.${cfg.btrfs.mountPoint} = {
+      device = cfg.btrfs.device;
+      fsType = "btrfs";
+      options = [
+        "subvol=${cfg.btrfs.persistSubvol}"
+      ]
+      ++ lib.optionals cfg.btrfs.zstdCompress [
+        "compress=zstd"
+      ];
+      neededForBoot = true;
+    };
+    fileSystems."/" = {
+      device = cfg.btrfs.device;
+      fsType = "btrfs";
+      options = [
+        "subvol=${cfg.btrfs.rootSubvol}"
+      ]
+      ++ lib.optionals cfg.btrfs.zstdCompress [
+        "compress=zstd"
+      ];
+    };
+
+    boot.initrd.systemd.services.wipe-root = {
+      description = "Rollback BTRFS rootfs";
+      wantedBy = [ "initrd.target" ];
+      before = [ "sysroot.mount" ];
+      after = [ "initrd-root-device.target" ];
+      unitConfig.DefaultDependencies = "no";
+      serviceConfig.Type = "oneshot";
+
+      script = ''
+        mkdir -p /btrfs_tmp
+        mount ${cfg.btrfs.device} /btrfs_tmp
+        mkdir -p /btrfs_tmp/old_roots
+
+        if [ -e /btrfs_tmp/root ]; then
+          timestamp=$(date -d "@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%d_%H:%M:%S" 2>/dev/null || date "+%Y-%m-%d_%H:%M:%S")
+          mv /btrfs_tmp/root "/btrfs_tmp/old_roots/$timestamp"
+        fi
+
+        delete_subvolume_recursively() {
+          IFS=$(printf '\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 $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +14); do
+          delete_subvolume_recursively "$i"
+        done
+
+        btrfs subvolume create /btrfs_tmp/${cfg.btrfs.rootSubvol}
+        umount /btrfs_tmp
+      '';
+    };
+
     programs.fuse.userAllowOther = true;
-    environment.persistence.${cfg.location} = {
+    environment.persistence.${cfg.btrfs.mountPoint} = {
       hideMounts = true;
       directories = cfg.nixosDirs;
       files = cfg.nixosFiles;

modules/sops.nix

@@ -17,7 +17,7 @@ in
     sshKeyFile = lib.mkOption {
       type = lib.types.str;
       default = "${
-        if config.my.persist.enable then config.my.persist.location else ""
+        if config.my.persist.enable then config.my.persist.btrfs.mountPoint else ""
       }/home/${username}/.ssh/id_ed25519";
     };
   };

profiles/desktop.nix

@@ -42,6 +42,5 @@
   # Desktop persistence
   my.persist = {
     enable = lib.mkDefault true;
-    location = lib.mkDefault "/nix/persist";
   };
 }

profiles/server.nix

@@ -21,6 +21,5 @@
   # Server persistence
   my.persist = {
     enable = lib.mkDefault true;
-    location = lib.mkDefault "/nix/persist";
   };
 }