README.md

@@ -7,7 +7,7 @@ Time wasted writing Nix code:
 ![](https://wakatime.com/badge/user/018dc5b8-ba5a-4572-a38a-b526d1b28240/project/c59b3d5e-0c9c-4bd5-a752-e75522ab0cdc.svg)
 
 <!-- prettier-ignore -->
-> **lim·i·nal**
+> **lim·i·nal**  
 > 1. between or belonging to two different places, states, etc.
 
 The goal of liminalOS is to allow my computing environment to exist in different
@@ -105,23 +105,21 @@ The [flake.nix](/flake.nix) currently contains my configuration for four hosts:
 
 ## Keybinds
 
-Non-exhaustive.
-
 | Shortcut                                                                                                 | Action                           |
 | -------------------------------------------------------------------------------------------------------- | -------------------------------- |
 | <kbd>Super</kbd> + <kbd>W</kbd>                                                                          | Toggle floating                  |
-| <kbd>Super</kbd> + <kbd>K</kbd>                                                                          | Toggle layout                    |
+| <kbd>Super</kbd> + <kbd>J</kbd>                                                                          | Toggle layout                    |
 | <kbd>Super</kbd> + <kbd>E</kbd>                                                                          | Open Dolphin                     |
 | <kbd>Super</kbd> + <kbd>T</kbd>                                                                          | Open kitty                       |
 | <kbd>Super</kbd> + <kbd>F</kbd>                                                                          | Open librewolf                   |
 | <kbd>Super</kbd> + <kbd>R</kbd>                                                                          | Open pavucontrol                 |
 | <kbd>Super</kbd> + <kbd>Space</kbd>                                                                      | Open rofi                        |
 | <kbd>Super</kbd> + <kbd>Backspace</kbd>                                                                  | Open logout menu                 |
-| <kbd>Super</kbd> + <kbd>L</kbd>                                                                          | Screenshot region                |
+| <kbd>Super</kbd> + <kbd>P</kbd>                                                                          | Screenshot region                |
-| <kbd>Super</kbd> + <kbd>H</kbd><kbd>J</kbd><kbd>K</kbd><kbd>L</kbd>                                      | Move around                      |
+| <kbd>Super</kbd> + <kbd>Y</kbd><kbd>U</kbd><kbd>I</kbd><kbd>O</kbd>                                      | Move around                      |
-| <kbd>Super</kbd> + <kbd>Ctrl</kbd> + <kbd>H</kbd><kbd>L</kbd>                                            | Move workspaces                  |
+| <kbd>Super</kbd> + <kbd>Ctrl</kbd> + <kbd>Y</kbd><kbd>O</kbd>                                            | Move workspaces                  |
-| <kbd>Super</kbd> + <kbd>Alt</kbd> + <kbd>Ctrl</kbd> + <kbd>H</kbd><kbd>J</kbd><kbd>K</kbd><kbd>L</kbd>   | Move windows around workspaces   |
+| <kbd>Super</kbd> + <kbd>Alt</kbd> + <kbd>Ctrl</kbd> + <kbd>Y</kbd><kbd>U</kbd><kbd>I</kbd><kbd>O</kbd>   | Move windows around workspaces   |
-| <kbd>Super</kbd> + <kbd>Shift</kbd> + <kbd>Ctrl</kbd> + <kbd>H</kbd><kbd>J</kbd><kbd>K</kbd><kbd>L</kbd> | Move windows around              |
+| <kbd>Super</kbd> + <kbd>Shift</kbd> + <kbd>Ctrl</kbd> + <kbd>Y</kbd><kbd>U</kbd><kbd>I</kbd><kbd>O</kbd> | Move windows around              |
 | <kbd>Super</kbd> + <kbd>S</kbd>                                                                          | Open Special Workspace           |
 | <kbd>Super</kbd> + <kbd>Enter</kbd>                                                                      | Fullscreen Window                |
 | <kbd>Super</kbd> + <kbd>Alt</kbd> + <kbd>S</kbd>                                                         | Move Window to Special Workspace |

TODOS.md

@@ -2,14 +2,8 @@
 
 ## P1
 
+- Massively refactor module system
 
 ## P2
 
-- [ ] Move wallpapers to submodule
+- Add Nvidia-specific config options for Hyprland (blocked by P1)
-- [ ] Move Neovim to submodule
-
-
-## Done
-
-- [x] Add Nvidia-specific config options for Hyprland (blocked by P1)
-- [x] Massively refactor module system

hosts/adrastea/configuration.nix

@@ -134,9 +134,11 @@
   users.users.youwen = {
     isNormalUser = true;
     description = "Youwen Wu";
-    extraGroups = ["networkmanager"];
+    extraGroups = ["networkmanager" "wheel" "nixos" "realtime"];
   };
 
+  users.groups.realtime = {};
+
   nix.settings = {
     trusted-users = ["root" "youwen"];
     experimental-features = ["nix-command" "flakes"];
@@ -146,6 +148,27 @@
     KERNEL=="cpu_dma_latency", GROUP="realtime"
   '';
 
+  security.pam.loginLimits = [
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "rtprio";
+      value = 98;
+    }
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "memlock";
+      value = "unlimited";
+    }
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "nice";
+      value = -11;
+    }
+  ];
+
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
 

hosts/adrastea/default.nix

@@ -5,12 +5,12 @@
 }: {
   imports = with inputs; [
     ./configuration.nix
-    ../../modules/linux/gaming
+    ../../modules/nixos/gaming
-    ../../modules/linux/audio
+    ../../modules/nixos/audio
-    ../../modules/linux/networking
+    ../../modules/nixos/networking
-    ../../modules/linux/fonts
+    ../../modules/nixos/fonts
-    ../../modules/linux/greeter
+    ../../modules/nixos/greeter
-    ../../modules/linux/core
+    ../../modules/nixos/core
     ../../overlays
 
     catppuccin.nixosModules.catppuccin

hosts/callisto/configuration.nix

@@ -103,9 +103,11 @@
   users.users.youwen = {
     isNormalUser = true;
     description = "Youwen Wu";
-    extraGroups = ["networkmanager"];
+    extraGroups = ["networkmanager" "wheel" "nixos" "realtime"];
   };
 
+  users.groups.realtime = {};
+
   nix.settings = {
     trusted-users = ["root" "youwen"];
     experimental-features = ["nix-command" "flakes"];
@@ -116,6 +118,27 @@
     KERNEL=="macsmc-battery", SUBSYSTEM=="power_supply", ATTR{charge_control_end_threshold}="80", ATTR{charge_control_start_threshold}="70"
   '';
 
+  security.pam.loginLimits = [
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "rtprio";
+      value = 98;
+    }
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "memlock";
+      value = "unlimited";
+    }
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "nice";
+      value = -11;
+    }
+  ];
+
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
 

hosts/callisto/default.nix

@@ -5,11 +5,11 @@
 }: {
   imports = with inputs; [
     ./configuration.nix
-    ../../modules/linux/audio
+    ../../modules/nixos/audio
-    ../../modules/linux/networking
+    ../../modules/nixos/networking
-    ../../modules/linux/fonts
+    ../../modules/nixos/fonts
-    ../../modules/linux/greeter
+    ../../modules/nixos/greeter
-    ../../modules/linux/core
+    ../../modules/nixos/core
     ../../overlays
 
     apple-silicon.nixosModules.apple-silicon-support

hosts/demeter/configuration.nix

@@ -117,9 +117,11 @@
   users.users.youwen = {
     isNormalUser = true;
     description = "Youwen Wu";
-    extraGroups = ["networkmanager"];
+    extraGroups = ["networkmanager" "wheel" "nixos" "realtime"];
   };
 
+  users.groups.realtime = {};
+
   nix.settings = {
     trusted-users = ["root" "youwen"];
     experimental-features = ["nix-command" "flakes"];
@@ -129,6 +131,27 @@
     KERNEL=="cpu_dma_latency", GROUP="realtime"
   '';
 
+  security.pam.loginLimits = [
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "rtprio";
+      value = 98;
+    }
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "memlock";
+      value = "unlimited";
+    }
+    {
+      domain = "@realtime";
+      type = "-";
+      item = "nice";
+      value = -11;
+    }
+  ];
+
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
 

hosts/demeter/default.nix

@@ -5,13 +5,13 @@
 }: {
   imports = with inputs; [
     ./configuration.nix
-    ../../modules/linux/gaming
+    ../../modules/nixos/gaming
-    ../../modules/linux/audio
+    ../../modules/nixos/audio
-    ../../modules/linux/networking
+    ../../modules/nixos/networking
-    ../../modules/linux/fonts
+    ../../modules/nixos/fonts
-    ../../modules/linux/greeter
+    ../../modules/nixos/greeter
-    ../../modules/linux/core
+    ../../modules/nixos/core
-    ../../modules/linux/hamachi
+    ../../modules/nixos/hamachi
     ../../overlays
 
     catppuccin.nixosModules.catppuccin

modules/linux/core/default.nix

@@ -1,14 +0,0 @@
-{
-  security.sudo.enable = false;
-
-  security.doas = {
-    enable = true;
-    extraRules = [
-      {
-        users = ["youwen"];
-        keepEnv = true;
-        persist = true;
-      }
-    ];
-  };
-}

modules/nixos/core/default.nix

@@ -0,0 +1,2 @@
+{
+}

users/youwen/common/core.nix

@@ -76,14 +76,23 @@
   programs.fish = {
     enable = true;
     shellAliases = {
+      rebuild = "sudo nixos-rebuild switch";
       ls = "eza -l --icons=auto";
     };
-    shellInit = ''
+    functions = {
-      oh-my-posh disable notice
+      update-nixos = {
-    '';
+        description = "Update the system flake and attempt to build and switch to the new configuration.";
+        body = ''
+          cd /etc/nixos
+          nix flake update
+          sudo nixos-rebuild switch
+        '';
+      };
+    };
     interactiveShellInit = ''
       fish_vi_key_bindings
       set -g fish_greeting
+      oh-my-posh disable notice
     '';
     plugins = [
       {

users/youwen/common/neovim/default.nix

@@ -455,7 +455,6 @@
       indent-blankline.enable = true;
       which-key.enable = true;
       zen-mode.enable = true;
-      nvim-autopairs.enable = true;
       yanky = {
         enable = true;
         enableTelescope = true;
@@ -549,6 +548,7 @@
         enable = true;
         modules = {
           surround = {};
+          pairs = {};
           ai = {};
           hipatterns = {};
           notify = {};