news: add entry for release-17.09 being unmaintained

This is needed to support overriding these options inside match
blocks. A new option `programs.ssh.extraOptionOverrides` has been
added to allow global overrides.

(cherry picked from commit 4205c91609)

.travis.yml

@@ -0,0 +1,13 @@
+language: nix
+
+os:
+  - linux
+  - osx
+
+before_script:
+  - mkdir -m 0755 -p /nix/var/nix/{profiles,gcroots}/per-user/$USER
+  - mkdir -p ~/.config/nixpkgs
+  - echo "{}" > ~/.config/nixpkgs/home.nix
+
+script:
+  nix-shell . -A install

home-manager/home-manager

@@ -159,9 +159,15 @@ function doSwitch() {
 }
 
 function doListGens() {
+    # Whether to colorize the generations output.
+    local color="never"
+    if [[ -t 1 ]]; then
+        color="always"
+    fi
+
     pushd "/nix/var/nix/profiles/per-user/$USER" > /dev/null
     # shellcheck disable=2012
-    ls --color=yes -gG --time-style=long-iso --sort time home-manager-*-link \
+    ls --color=$color -gG --time-style=long-iso --sort time home-manager-*-link \
         | cut -d' ' -f 4- \
         | sed -E 's/home-manager-([[:digit:]]*)-link/: id \1/'
     popd > /dev/null

modules/home-environment.nix

@@ -313,7 +313,6 @@ in
           pkgs.gnugrep
           pkgs.gnused
           pkgs.ncurses          # For `tput`.
-          pkgs.nix
         ]
         + optionalString (!cfg.emptyActivationPath) "\${PATH:+:}$PATH";
 

modules/lib-bash/activation-init.sh

@@ -1,3 +1,5 @@
+#!/usr/bin/env bash
+
 function setupVars() {
     local profilesPath="/nix/var/nix/profiles/per-user/$USER"
     local gcPath="/nix/var/nix/gcroots/per-user/$USER"
@@ -9,27 +11,38 @@ function setupVars() {
             | sort -rn \
             | head -1)
 
-    if [[ -n "$greatestGenNum" ]] ; then
+    if [[ -n $greatestGenNum ]] ; then
         oldGenNum=$greatestGenNum
         newGenNum=$((oldGenNum + 1))
     else
         newGenNum=1
     fi
 
-    if [[ -e "$gcPath/current-home" ]] ; then
+    if [[ -e $gcPath/current-home ]] ; then
         oldGenPath="$(readlink -e "$gcPath/current-home")"
     fi
 
+    $VERBOSE_ECHO "Sanity checking oldGenNum and oldGenPath"
+    if [[ -v oldGenNum && ! -v oldGenPath
+            || ! -v oldGenNum && -v oldGenPath ]]; then
+        errorEcho "Invalid profile number and GC root values! These must be"
+        errorEcho "either both empty or both set but are now set to"
+        errorEcho "    '${oldGenNum:-}' and '${oldGenPath:-}'"
+        errorEcho "If you don't mind losing previous profile generations then"
+        errorEcho "the easiest solution is probably to run"
+        errorEcho "   rm $profilesPath/home-manager*"
+        errorEcho "   rm $gcPath/current-home"
+        errorEcho "and trying home-manager switch again. Good luck!"
+        exit 1
+    fi
+
+
     genProfilePath="$profilesPath/home-manager"
     newGenPath="@GENERATION_DIR@";
     newGenProfilePath="$profilesPath/home-manager-$newGenNum-link"
     newGenGcPath="$gcPath/current-home"
 }
 
-setupVars
-
-echo "Starting home manager activation"
-
 if [[ -v VERBOSE ]]; then
     export VERBOSE_ECHO=echo
     export VERBOSE_ARG="--verbose"
@@ -38,6 +51,10 @@ else
     export VERBOSE_ARG=""
 fi
 
+echo "Starting home manager activation"
+
+setupVars
+
 if [[ -v DRY_RUN ]] ; then
     echo "This is a dry run"
     export DRY_RUN_CMD=echo
@@ -46,6 +63,11 @@ else
     export DRY_RUN_CMD=""
 fi
 
+if [[ -v VERBOSE ]]; then
+    echo -n "Using Nix version: "
+    nix-env --version
+fi
+
 $VERBOSE_ECHO "Activation variables:"
 if [[ -v oldGenNum ]] ; then
     $VERBOSE_ECHO "  oldGenNum=$oldGenNum"

modules/misc/news.nix

@@ -479,17 +479,6 @@ in
         '';
       }
 
-      {
-        time = "2018-01-25T11:35:08+00:00";
-        condition = options.services.qsyncthingtray.enable.isDefined;
-        message = ''
-          'services.qsyncthingtray' has been merged into 'services.syncthing'.
-          Please, use 'services.syncthing.tray' option to activate the tray service.
-
-          The old module will be removed on February 25, 2018.
-        '';
-      }
-
       {
         time = "2018-02-02T11:15:00+00:00";
         message = ''
@@ -560,6 +549,59 @@ in
           feature is slowly forthcoming.
         '';
       }
+
+      {
+        time = "2018-02-19T21:45:26+00:00";
+        message = ''
+          A new module is available: 'programs.pidgin'
+        '';
+      }
+
+      {
+        time = "2018-03-04T06:54:26+00:00";
+        message = ''
+          A new module is available: 'services.unclutter'
+        '';
+      }
+
+      {
+        time = "2018-03-07T21:38:27+00:00";
+        message = ''
+          A new module is available: 'programs.fzf'.
+        '';
+      }
+
+      {
+        time = "2018-03-25T06:49:57+00:00";
+        condition = with config.programs.ssh; enable && matchBlocks != {};
+        message = ''
+          Options set through the 'programs.ssh' module are now placed
+          at the end of the SSH configuration file. This was done to
+          make it possible to override global options such as
+          'ForwardAgent' or 'Compression' inside a host match block.
+
+          If you truly need to override an SSH option across all match
+          blocks then the new option
+
+              programs.ssh.extraOptionOverrides
+
+          can be used.
+        '';
+      }
+
+      {
+        time = "2018-05-06T20:36:51+00:00";
+        message = ''
+          The 17.09 branch of Home Manager is unmaintained and will
+          not receive any further updates.
+
+          The current stable branch of Home Manager is now
+          release-18.03 and matches (as the name suggest) the NixOS
+          and Nixpkgs 18.03 versions.
+
+          Thanks for using Home Manager!
+        '';
+      }
     ];
   };
 }

modules/misc/nixpkgs.nix

@@ -61,10 +61,28 @@ in
         The configuration of the Nix Packages collection. (For
         details, see the Nixpkgs documentation.) It allows you to set
         package configuration options.
+
         </para><para>
+
         If <literal>null</literal>, then configuration is taken from
         the fallback location, for example,
         <filename>~/.config/nixpkgs/config.nix</filename>.
+
+        </para><para>
+
+        Note, this option will not apply outside your Home Manager
+        configuration like when installing manually through
+        <command>nix-env</command>. If you want to apply it both
+        inside and outside Home Manager you can put it in a separate
+        file and include something like
+
+        <programlisting>
+          nixpkgs.config = import ./nixpkgs-config.nix;
+          xdg.configFile."nixpkgs/config.nix".source =
+              ./nixpkgs-config.nix;
+        </programlisting>
+
+        in your Home Manager configuration.
       '';
     };
 
@@ -89,10 +107,19 @@ in
         an argument the <emphasis>original</emphasis> Nixpkgs. The
         first argument should be used for finding dependencies, and
         the second should be used for overriding recipes.
+
         </para><para>
+
         If <literal>null</literal>, then the overlays are taken from
         the fallback location, for example,
         <filename>~/.config/nixpkgs/overlays</filename>.
+
+        </para><para>
+
+        Like <varname>nixpkgs.config</varname> this option only
+        applies within the Home Manager configuration. See
+        <varname>nixpkgs.config</varname> for a suggested setup that
+        works both internally and externally.
       '';
     };
 

modules/modules.nix

@@ -30,6 +30,7 @@ let
     ./programs/emacs.nix
     ./programs/feh.nix
     ./programs/firefox.nix
+    ./programs/fzf.nix
     ./programs/git.nix
     ./programs/gnome-terminal.nix
     ./programs/home-manager.nix
@@ -39,6 +40,7 @@ let
     ./programs/man.nix
     ./programs/mercurial.nix
     ./programs/neovim.nix
+    ./programs/pidgin.nix
     ./programs/rofi.nix
     ./programs/ssh.nix
     ./programs/termite.nix
@@ -65,6 +67,7 @@ let
     ./services/taffybar.nix
     ./services/tahoe-lafs.nix
     ./services/udiskie.nix
+    ./services/unclutter.nix
     ./services/window-managers/i3.nix
     ./services/window-managers/xmonad.nix
     ./services/xscreensaver.nix

modules/programs/fzf.nix

@@ -0,0 +1,91 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.programs.fzf;
+
+in
+
+{
+  options.programs.fzf = {
+    enable = mkEnableOption "fzf - a command-line fuzzy finder";
+
+    defaultOptions = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "--height 40%" "--border" ];
+      description = ''
+        Extra command line options given to fzf by default.
+      '';
+    };
+
+    fileWidgetOptions = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "--preview 'head {}'" ];
+      description = ''
+        Command line options for the CTRL-T keybinding.
+      '';
+    };
+
+    changeDirWidgetOptions = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "--preview 'tree -C {} | head -200'" ];
+      description = ''
+        Command line options for the ALT-C keybinding.
+      '';
+    };
+
+    historyWidgetOptions = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "--sort" "--exact" ];
+      description = ''
+        Command line options for the CTRL-R keybinding.
+      '';
+    };
+
+    enableBashIntegration = mkOption {
+      default = true;
+      type = types.bool;
+      description = ''
+        Whether to enable Bash integration.
+      '';
+    };
+
+    enableZshIntegration = mkOption {
+      default = true;
+      type = types.bool;
+      description = ''
+        Whether to enable Zsh integration.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = [ pkgs.fzf ];
+
+    home.sessionVariables =
+      mapAttrs (n: v: toString v) (
+        filterAttrs (n: v: v != []) {
+          FZF_ALT_C_OPTS = cfg.changeDirWidgetOptions;
+          FZF_CTRL_R_OPTS = cfg.historyWidgetOptions;
+          FZF_CTRL_T_OPTS = cfg.fileWidgetOptions;
+          FZF_DEFAULT_OPTS = cfg.defaultOptions;
+        }
+      );
+
+    programs.bash.initExtra = mkIf cfg.enableBashIntegration ''
+      . ${pkgs.fzf}/share/fzf/completion.bash
+      . ${pkgs.fzf}/share/fzf/key-bindings.bash
+    '';
+
+    programs.zsh.initExtra = mkIf cfg.enableZshIntegration ''
+      . ${pkgs.fzf}/share/fzf/completion.zsh
+      . ${pkgs.fzf}/share/fzf/key-bindings.zsh
+    '';
+  };
+}

modules/programs/neovim.nix

@@ -58,6 +58,28 @@ in
           List here Python 3 packages required for your plugins to work.
         '';
       };
+
+      configure = mkOption {
+        type = types.nullOr types.attrs;
+        default = null;
+        example = literalExample ''
+          configure = {
+              customRC = $''''
+              " here your custom configuration goes!
+              $'''';
+              packages.myVimPackage = with pkgs.vimPlugins; {
+                # loaded on launch
+                start = [ fugitive ];
+                # manually loadable by calling `:packadd $plugin-name`
+                opt = [ ];
+              };
+            };
+        '';
+        description = ''
+          Generate your init file from your list of plugins and custom commands, 
+          and loads it from the store via <command>nvim -u /nix/store/hash-vimrc</command>
+        '';
+      };
     };
   };
 
@@ -67,7 +89,7 @@ in
         inherit (cfg)
           extraPython3Packages withPython3
           extraPythonPackages withPython
-          withRuby;
+          withRuby configure;
       })
     ];
   };

modules/programs/pidgin.nix

@@ -0,0 +1,36 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.programs.pidgin;
+
+in
+
+{
+  meta.maintainers = [ maintainers.rycee ];
+
+  options = {
+    programs.pidgin = {
+      enable = mkEnableOption "Pidgin messaging client";
+
+      package = mkOption {
+        type = types.package;
+        default = pkgs.pidgin;
+        defaultText = "pkgs.pidgin";
+        description = "The Pidgin package to use.";
+      };
+
+      plugins = mkOption {
+        default = [];
+        example = literalExample "[ pkgs.pidgin-otr pkgs.pidgin-osd ]";
+        description = "Plugins that should be available to Pidgin.";
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = [ (cfg.package.override { inherit (cfg) plugins; }) ];
+  };
+}

modules/programs/ssh.nix

@@ -220,9 +220,18 @@ in
       '';
     };
 
+    extraOptionOverrides = mkOption {
+      type = types.attrsOf types.str;
+      default = {};
+      description = ''
+        Extra SSH configuration options that take precedence over any
+        host specific configuration.
+      '';
+    };
+
     matchBlocks = mkOption {
       type = types.loaOf matchBlockModule;
-      default = [];
+      default = {};
       example = literalExample ''
         {
           "john.example.com" = {
@@ -248,20 +257,24 @@ in
 
   config = mkIf cfg.enable {
     home.file.".ssh/config".text = ''
-      ForwardAgent ${yn cfg.forwardAgent}
-      Compression ${yn cfg.compression}
-      ServerAliveInterval ${toString cfg.serverAliveInterval}
-      HashKnownHosts ${yn cfg.hashKnownHosts}
-      UserKnownHostsFile ${cfg.userKnownHostsFile}
-      ControlMaster ${cfg.controlMaster}
-      ControlPath ${cfg.controlPath}
-      ControlPersist ${cfg.controlPersist}
-
-      ${cfg.extraConfig}
+      ${concatStringsSep "\n" (
+        mapAttrsToList (n: v: "${n} ${v}") cfg.extraOptionOverrides)}
 
       ${concatStringsSep "\n\n" (
         map matchBlockStr (
         builtins.attrValues cfg.matchBlocks))}
+
+      Host *
+        ForwardAgent ${yn cfg.forwardAgent}
+        Compression ${yn cfg.compression}
+        ServerAliveInterval ${toString cfg.serverAliveInterval}
+        HashKnownHosts ${yn cfg.hashKnownHosts}
+        UserKnownHostsFile ${cfg.userKnownHostsFile}
+        ControlMaster ${cfg.controlMaster}
+        ControlPath ${cfg.controlPath}
+        ControlPersist ${cfg.controlPersist}
+
+        ${replaceStrings ["\n"] ["\n  "] cfg.extraConfig}
     '';
   };
 }

modules/programs/texlive.nix

@@ -22,13 +22,18 @@ in
         '';
         description = "Extra packages available to Texlive.";
       };
+
+      package = mkOption {
+        type = types.package;
+        description = "Resulting customized Texlive package.";
+        readOnly = true;
+      };
     };
   };
 
   config = mkIf cfg.enable {
-    home.packages = [
-      (pkgs.texlive.combine (cfg.extraPackages pkgs.texlive))
-    ];
-
+    home.packages = [ cfg.package ];
+    programs.texlive.package =
+      pkgs.texlive.combine (cfg.extraPackages pkgs.texlive);
   };
 }

modules/services/gpg-agent.nix

@@ -9,8 +9,9 @@ let
   gpgInitStr = ''
     GPG_TTY="$(tty)"
     export GPG_TTY
-    ${pkgs.gnupg}/bin/gpg-connect-agent updatestartuptty /bye > /dev/null
-  '';
+  ''
+  + optionalString cfg.enableSshSupport
+      "${pkgs.gnupg}/bin/gpg-connect-agent updatestartuptty /bye > /dev/null";
 
 in
 
@@ -47,6 +48,23 @@ in
         '';
       };
 
+      enableExtraSocket = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Whether to enable extra socket of the GnuPG key agent (useful for GPG
+          Agent forwarding).
+        '';
+      };
+
+      verbose = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Whether to produce verbose output.
+        '';
+      };
+
       grabKeyboardAndMouse = mkOption {
         type = types.bool;
         default = true;
@@ -114,7 +132,8 @@ in
         };
 
         Service = {
-          ExecStart = "${pkgs.gnupg}/bin/gpg-agent --supervised";
+          ExecStart = "${pkgs.gnupg}/bin/gpg-agent --supervised"
+            + optionalString cfg.verbose " --verbose";
           ExecReload = "${pkgs.gnupg}/bin/gpgconf --reload gpg-agent";
         };
       };
@@ -158,5 +177,26 @@ in
         };
       };
     })
+
+    (mkIf cfg.enableExtraSocket {
+      systemd.user.sockets.gpg-agent-extra = {
+        Unit = {
+          Description = "GnuPG cryptographic agent and passphrase cache (restricted)";
+          Documentation = "man:gpg-agent(1) man:ssh(1)";
+        };
+
+        Socket = {
+          ListenStream = "%t/gnupg/S.gpg-agent.extra";
+          FileDescriptorName = "extra";
+          Service = "gpg-agent.service";
+          SocketMode = "0600";
+          DirectoryMode = "0700";
+        };
+
+        Install = {
+          WantedBy = [ "sockets.target" ];
+        };
+      };
+    })
   ]);
 }

modules/services/syncthing.nix

@@ -3,12 +3,6 @@
 with lib;
 
 {
-  imports = [
-    (mkRenamedOptionModule
-      [ "services" "qsyncthingtray" "enable" ]
-      [ "services" "syncthing" "tray" ])
-  ];
-
   meta.maintainers = [ maintainers.rycee ];
 
   options = {

modules/services/unclutter.nix

@@ -0,0 +1,63 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let cfg = config.services.unclutter;
+
+in {
+  options.services.unclutter = {
+
+    enable = mkEnableOption "unclutter";
+
+    package = mkOption {
+      description = "unclutter derivation to use.";
+      type = types.package;
+      default = pkgs.unclutter-xfixes;
+      defaultText = "pkgs.unclutter-xfixes";
+    };
+
+    timeout = mkOption {
+      description = "Number of seconds before the cursor is marked inactive.";
+      type = types.int;
+      default = 1;
+    };
+
+    threshold = mkOption {
+      description = "Minimum number of pixels considered cursor movement.";
+      type = types.int;
+      default = 1;
+    };
+
+    extraOptions = mkOption {
+      description = "More arguments to pass to the unclutter command.";
+      type = types.listOf types.str;
+      default = [ ];
+      example = [ "exclude-root" "ignore-scrolling" ];
+    };
+  };
+
+  config = mkIf cfg.enable {
+    systemd.user.services.unclutter = {
+      Unit = {
+        Description = "unclutter";
+        After = [ "graphical-session-pre.target" ];
+        PartOf = [ "graphical-session.target" ];
+      };
+
+      Service = {
+        ExecStart = ''
+          ${cfg.package}/bin/unclutter \
+            --timeout ${toString cfg.timeout} \
+            --jitter ${toString (cfg.threshold - 1)} \
+            ${concatMapStrings (x: " --${x}") cfg.extraOptions}
+        '';
+        RestartSec = 3;
+        Restart = "always";
+      };
+
+      Install = {
+        WantedBy = [ "graphical-session.target" ];
+      };
+    };
+  };
+}

modules/services/window-managers/i3.nix

@@ -38,6 +38,25 @@ let
     };
   };
 
+  barColorSetModule = types.submodule {
+    options = {
+      border = mkOption {
+        type = types.string;
+        visible = false;
+      };
+
+      background = mkOption {
+        type = types.string;
+        visible = false;
+      };
+
+      text = mkOption {
+        type = types.string;
+        visible = false;
+      };
+    };
+  };
+
   colorSetModule = types.submodule {
     options = {
       border = mkOption {
@@ -69,6 +88,16 @@ let
 
   barModule = types.submodule {
     options = {
+      id = mkOption {
+        type = types.nullOr types.string;
+        default = null;
+        description = ''
+          Specifies the bar ID for the configured bar instance.
+          If this option is missing, the ID is set to bar-x, where x corresponds
+          to the position of the embedding bar block in the config file.
+        '';
+      };
+
       mode = mkOption {
         type = types.enum [ "dock" "hide" "invisible" ];
         default = "dock";
@@ -93,12 +122,98 @@ let
         description = "Whether workspace buttons should be shown or not.";
       };
 
+      workspaceNumbers = mkOption {
+        type = types.bool;
+        default = true;
+        description = "Whether workspace numbers should be displayed within the workspace buttons.";
+      };
+
+      command = mkOption {
+        type = types.string;
+        default = "${cfg.package}/bin/i3bar";
+        defaultText = "i3bar";
+        description = "Command that will be used to start a bar.";
+        example = "\${pkgs.i3-gaps}/bin/i3bar -t";
+      };
+
       statusCommand = mkOption {
         type = types.string;
         default = "${pkgs.i3status}/bin/i3status";
         description = "Command that will be used to get status lines.";
       };
 
+      colors = mkOption {
+        type = types.submodule {
+          options = {
+            background = mkOption {
+              type = types.string;
+              default = "#000000";
+              description = "Background color of the bar.";
+            };
+
+            statusline = mkOption {
+              type = types.string;
+              default = "#ffffff";
+              description = "Text color to be used for the statusline.";
+            };
+
+            separator = mkOption {
+              type = types.string;
+              default = "#666666";
+              description = "Text color to be used for the separator.";
+            };
+
+            focusedWorkspace = mkOption {
+              type = barColorSetModule;
+              default = { border = "#4c7899"; background = "#285577"; text = "#ffffff"; };
+              description = ''
+                Border, background and text color for a workspace button when the workspace has focus.
+              '';
+            };
+
+            activeWorkspace = mkOption {
+              type = barColorSetModule;
+              default = { border = "#333333"; background = "#5f676a"; text = "#ffffff"; };
+              description = ''
+                Border, background and text color for a workspace button when the workspace is active.
+              '';
+            };
+
+            inactiveWorkspace = mkOption {
+              type = barColorSetModule;
+              default = { border = "#333333"; background = "#222222"; text = "#888888"; };
+              description = ''
+                Border, background and text color for a workspace button when the workspace does not
+                have focus and is not active.
+              '';
+            };
+
+            urgentWorkspace = mkOption {
+              type = barColorSetModule;
+              default = { border = "#2f343a"; background = "#900000"; text = "#ffffff"; };
+              description = ''
+                Border, background and text color for a workspace button when the workspace contains
+                a window with the urgency hint set.
+              '';
+            };
+
+            bindingMode = mkOption {
+              type = barColorSetModule;
+              default = { border = "#2f343a"; background = "#900000"; text = "#ffffff"; };
+              description = "Border, background and text color for the binding mode indicator";
+            };
+          };
+        };
+        default = {};
+        description = ''
+          Bar color settings. All color classes can be specified using submodules
+          with 'border', 'background', 'text', fields and RGB color hex-codes as values.
+          See default values for the reference.
+          Note that 'background', 'status', and 'separator' parameters take a single RGB value.
+
+          See <link xlink:href="https://i3wm.org/docs/userguide.html#_colors"/>.
+        '';
+      };
     };
   };
 
@@ -511,6 +626,7 @@ let
   );
 
   colorSetStr = c: concatStringsSep " " [ c.border c.background c.text c.indicator c.childBorder ];
+  barColorSetStr = c: concatStringsSep " " [ c.border c.background c.text ];
 
   criteriaStr = criteria: "[${concatStringsSep " " (mapAttrsToList (k: v: ''${k}="${v}"'') criteria)}]";
 
@@ -524,13 +640,29 @@ let
     map (c: "assign ${criteriaStr c} ${workspace}") criteria
   );
 
-  barStr = { mode, hiddenState, position, workspaceButtons, statusCommand, ... }: ''
+  barStr = {
+    id, mode, hiddenState, position, workspaceButtons,
+    workspaceNumbers, command, statusCommand, colors, ...
+  }: ''
     bar {
+      ${optionalString (id != null) "id ${id}"}
       mode ${mode}
       hidden_state ${hiddenState}
       position ${position}
       status_command ${statusCommand}
+      i3bar_command ${command}
       workspace_buttons ${if workspaceButtons then "yes" else "no"}
+      strip_workspace_numbers ${if !workspaceNumbers then "yes" else "no"}
+      colors {
+        background ${colors.background}
+        statusline ${colors.statusline}
+        separator ${colors.separator}
+        focused_workspace ${barColorSetStr colors.focusedWorkspace}
+        active_workspace ${barColorSetStr colors.activeWorkspace}
+        inactive_workspace ${barColorSetStr colors.inactiveWorkspace}
+        urgent_workspace ${barColorSetStr colors.urgentWorkspace}
+        binding_mode ${barColorSetStr colors.bindingMode}
+      }
     }
   '';
 

modules/services/xscreensaver.nix

@@ -12,6 +12,9 @@ with lib;
   };
 
   config = mkIf config.services.xscreensaver.enable {
+    # To make the xscreensaver-command tool available.
+    home.packages = [ pkgs.xscreensaver ];
+
     systemd.user.services.xscreensaver = {
         Unit = {
           Description = "XScreenSaver";

modules/systemd.nix

@@ -159,14 +159,16 @@ in
           legacyReloadCmd = ''
             bash ${./systemd-activate.sh} "''${oldGenPath=}" "$newGenPath"
           '';
+
+          ensureRuntimeDir = "XDG_RUNTIME_DIR=\${XDG_RUNTIME_DIR:-/run/user/$(id -u)}";
         in
           ''
-            if who | grep -q '^${config.home.username} '; then
-              XDG_RUNTIME_DIR=''${XDG_RUNTIME_DIR:-/run/user/$(id -u)} \
+            if ${ensureRuntimeDir} ${cfg.systemctlPath} --quiet --user is-system-running 2> /dev/null; then
+              ${ensureRuntimeDir} \
               PATH=${dirOf cfg.systemctlPath}:$PATH \
                 ${if cfg.startServices then autoReloadCmd else legacyReloadCmd}
             else
-              echo "User ${config.home.username} not logged in. Skipping."
+              echo "User systemd daemon not running. Skipping reload."
             fi
           ''
       );