Introduce a variable for sway includes and disable relatime on the zfs legacy mounts.

nix/configuration/hosts/odo/disk-config.nix

@@ -119,6 +119,27 @@ lib.mkIf (!config.me.buildingIso) {
   fileSystems."/state".neededForBoot = true;
   fileSystems."/home".neededForBoot = true;
 
+  fileSystems."/".options = [
+    "noatime"
+    "norelatime"
+  ];
+  fileSystems."/nix".options = [
+    "noatime"
+    "norelatime"
+  ];
+  fileSystems."/persist".options = [
+    "noatime"
+    "norelatime"
+  ];
+  fileSystems."/state".options = [
+    "noatime"
+    "norelatime"
+  ];
+  fileSystems."/home".options = [
+    "noatime"
+    "norelatime"
+  ];
+
   # Only attempt to decrypt the main pool. Otherwise it attempts to decrypt pools that aren't even used.
   boot.zfs.requestEncryptionCredentials = [ "zroot/linux/nix" ];
 }

nix/configuration/roles/kanshi/default.nix

@@ -5,6 +5,14 @@
   ...
 }:
 
+let
+  exec_kanshi = pkgs.writeTextFile {
+    name = "exec_kanshi.conf";
+    text = ''
+      exec kanshi
+    '';
+  };
+in
 {
   imports = [ ];
 
@@ -12,6 +20,10 @@
     kanshi
   ];
 
+  me.swayIncludes = [
+    exec_kanshi
+  ];
+
   home-manager.users.talexander =
     { pkgs, ... }:
     {

nix/configuration/roles/sway/default.nix

@@ -34,19 +34,11 @@ let
 
       # Do not show a title bar on windows
       default_border pixel 2
+      hide_edge_borders smart_no_gaps
 
       bindsym $mod+grave exec $term
 
-      include ${base-hotkeys}
+      ${lib.concatMapStringsSep "\n" (item: "include ${item}") config.me.swayIncludes}
-      include ${display-configs}
-      include ${window-management}
-      include ${movement}
-      include ${disable-focus-follows-mouse}
-      include ${background}
-      include ${touchpad_input}
-      include ${waybar}
-      include ${announce_sway_start}
-      include ${exec_kanshi}
     '';
   };
   base-hotkeys = pkgs.writeTextFile {
@@ -232,27 +224,6 @@ let
       }
     '';
   };
-  waybar = pkgs.writeTextFile {
-    name = "waybar.conf";
-    text = ''
-      #
-      # Status Bar:
-      #
-      # Read `man 5 sway-bar` for more information about this section.
-      bar {
-          position top
-
-          font pango:Cascadia Mono, FontAwesome 10
-          swaybar_command waybar
-
-          colors {
-              statusline #ffffff
-              background #323232
-              inactive_workspace #32323200 #32323200 #5c5c5c
-          }
-      }
-    '';
-  };
   announce_sway_start = pkgs.writeTextFile {
     name = "announce_sway_start.conf";
     text = ''
@@ -262,13 +233,6 @@ let
     '';
   };
 
-  exec_kanshi = pkgs.writeTextFile {
-    name = "exec_kanshi.conf";
-    text = ''
-      exec kanshi
-    '';
-  };
-
   start_screen_share = pkgs.writeShellScriptBin "start_screen_share" ''
     # Disable displaying notifications. This is useful for video conference screen sharing.
     set -euo pipefail
@@ -295,108 +259,132 @@ in
     ../kanshi
   ];
 
-  environment.systemPackages = with pkgs; [
+  options.me.swayIncludes = lib.mkOption {
-    alacritty
+    type = lib.types.listOf lib.types.package;
-    pcmanfm
+    default = [ ];
-    start_screen_share
+    example = lib.literalExpression ''
-    stop_screen_share
+      [ (pkgs.writeTextFile {
-  ];
+          name = "launch-kanshi.conf";
+          text = "exec kanshi";
+        }) ]'';
+    description = "List of packages to import as sway configs.";
+  };
 
-  # Probably would be cleaner to use environment.sessionVariables but programs.sway.extraSessionCommands is sway-specific.
+  config = {
-  programs.sway.extraSessionCommands =
+    environment.systemPackages = with pkgs; [
-    if config.me.buildingIso then
+      alacritty
-      ''
+      pcmanfm
-        export WLR_RENDERER_ALLOW_SOFTWARE=1
+      start_screen_share
-        export NIXOS_OZONE_WL=1 # Wayland support for chromium and electron
+      stop_screen_share
-        export QT_QPA_PLATFORMTHEME=gtk3 # Use gtk theme in Qt applications
+    ];
-      ''
-    else
-      ''
-        export WLR_RENDERER=vulkan
-        export NIXOS_OZONE_WL=1 # Wayland support for chromium and electron
-        export QT_QPA_PLATFORMTHEME=gtk3 # Use gtk theme in Qt applications
-      '';
 
-  programs.sway = {
+    me.swayIncludes = [
-    enable = true;
+      base-hotkeys
-    wrapperFeatures.gtk = true;
+      display-configs
-    extraOptions =
+      window-management
+      movement
+      disable-focus-follows-mouse
+      background
+      touchpad_input
+      announce_sway_start
+    ];
+
+    # Probably would be cleaner to use environment.sessionVariables but programs.sway.extraSessionCommands is sway-specific.
+    programs.sway.extraSessionCommands =
       if config.me.buildingIso then
-        [
+        ''
-          "--debug"
+          export WLR_RENDERER_ALLOW_SOFTWARE=1
-          "--config"
+          export NIXOS_OZONE_WL=1 # Wayland support for chromium and electron
-          "${sway-config}"
+          export QT_QPA_PLATFORMTHEME=gtk3 # Use gtk theme in Qt applications
-          "--unsupported-gpu"
+        ''
-        ]
       else
-        [
+        ''
-          "--debug"
+          export WLR_RENDERER=vulkan
-          "--config"
+          export NIXOS_OZONE_WL=1 # Wayland support for chromium and electron
-          "${sway-config}"
+          export QT_QPA_PLATFORMTHEME=gtk3 # Use gtk theme in Qt applications
-        ];
+        '';
-  };
 
-  environment.persistence."/state" = lib.mkIf (!config.me.buildingIso) {
+    programs.sway = {
-    hideMounts = true;
-    users.talexander = {
-      files = [
-        ".cache/wofi-drun" # Execution history for wofi to sort results
-      ];
-    };
-  };
-
-  xdg = {
-    portal = {
       enable = true;
-      extraPortals = with pkgs; [
+      wrapperFeatures.gtk = true;
-        xdg-desktop-portal-wlr
+      extraOptions =
-        xdg-desktop-portal-gtk
+        if config.me.buildingIso then
-      ];
+          [
-      wlr = {
+            "--debug"
+            "--config"
+            "${sway-config}"
+            "--unsupported-gpu"
+          ]
+        else
+          [
+            "--debug"
+            "--config"
+            "${sway-config}"
+          ];
+    };
+
+    environment.persistence."/state" = lib.mkIf (!config.me.buildingIso) {
+      hideMounts = true;
+      users.talexander = {
+        files = [
+          ".cache/wofi-drun" # Execution history for wofi to sort results
+        ];
+      };
+    };
+
+    xdg = {
+      portal = {
         enable = true;
-        settings = {
+        extraPortals = with pkgs; [
-          # uninteresting for this problem, for completeness only
+          xdg-desktop-portal-wlr
-          screencast = {
+          xdg-desktop-portal-gtk
-            # output_name = "eDP-1";
+        ];
-            max_fps = 30;
+        wlr = {
-            exec_before = "${start_screen_share}";
+          enable = true;
-            exec_after = "${stop_screen_share}";
+          settings = {
-            chooser_type = "simple";
+            # uninteresting for this problem, for completeness only
-            chooser_cmd = "${pkgs.slurp}/bin/slurp -f %o -or";
+            screencast = {
+              # output_name = "eDP-1";
+              max_fps = 30;
+              exec_before = "${start_screen_share}";
+              exec_after = "${stop_screen_share}";
+              chooser_type = "simple";
+              chooser_cmd = "${pkgs.slurp}/bin/slurp -f %o -or";
+            };
           };
         };
       };
     };
+
+    home-manager.users.talexander =
+      { pkgs, ... }:
+      {
+        home.file = {
+          # Configure default programs (for example, default browser)
+          ".config/mimeapps.list" = {
+            source = ./files/mimeapps.list;
+          };
+        };
+        home.file = {
+          ".config/gtk-3.0/settings.ini" = {
+            source = ./files/settings.ini;
+          };
+        };
+        home.file = {
+          ".icons/default" = {
+            source = "${pkgs.adwaita-icon-theme}/share/icons/Adwaita";
+          };
+        };
+      };
+
+    # For mounting drives in pcmanfm
+    services.gvfs.enable = true;
+
+    # Auto-launch sway
+    environment.loginShellInit = ''
+      # TODO: This shouldn't be shoe-horned into the sway config
+      doas iw dev wlan0 set power_save off
+      [[ "$(tty)" = "/dev/tty1" ]] && exec sway
+    '';
   };
-
-  home-manager.users.talexander =
-    { pkgs, ... }:
-    {
-      home.file = {
-        # Configure default programs (for example, default browser)
-        ".config/mimeapps.list" = {
-          source = ./files/mimeapps.list;
-        };
-      };
-      home.file = {
-        ".config/gtk-3.0/settings.ini" = {
-          source = ./files/settings.ini;
-        };
-      };
-      home.file = {
-        ".icons/default" = {
-          source = "${pkgs.adwaita-icon-theme}/share/icons/Adwaita";
-        };
-      };
-    };
-
-  # For mounting drives in pcmanfm
-  services.gvfs.enable = true;
-
-  # Auto-launch sway
-  environment.loginShellInit = ''
-    # TODO: This shouldn't be shoe-horned into the sway config
-    doas iw dev wlan0 set power_save off
-    [[ "$(tty)" = "/dev/tty1" ]] && exec sway
-  '';
 }

nix/configuration/roles/waybar/default.nix

@@ -5,6 +5,28 @@
   ...
 }:
 let
+  waybar_sway_config = pkgs.writeTextFile {
+    name = "waybar.conf";
+    text = ''
+      #
+      # Status Bar:
+      #
+      # Read `man 5 sway-bar` for more information about this section.
+      bar {
+          position top
+
+          font pango:Cascadia Mono, FontAwesome 10
+          swaybar_command waybar
+
+          colors {
+              statusline #ffffff
+              background #323232
+              inactive_workspace #32323200 #32323200 #5c5c5c
+          }
+      }
+    '';
+  };
+
   waybar_available_memory =
     (pkgs.writeScriptBin "waybar_custom_available_memory" (
       builtins.readFile ./files/waybar_scripts/waybar_available_memory_linux.bash
@@ -72,6 +94,10 @@ in
     wlsunset # for night mode
   ];
 
+  me.swayIncludes = [
+    waybar_sway_config
+  ];
+
   services.upower.enable = true; # for battery
 
   home-manager.users.talexander =