diff --git a/modules/default.nix b/modules/default.nix
index a9d3552f2..ab7b1065e 100644
--- a/modules/default.nix
+++ b/modules/default.nix
@@ -44,6 +44,7 @@ let
./services/keepassx.nix
./services/network-manager-applet.nix
./services/owncloud-client.nix
+ ./services/polybar.nix
./services/random-background.nix
./services/redshift.nix
./services/screen-locker.nix
diff --git a/modules/misc/news.nix b/modules/misc/news.nix
index 613cc595c..ebda61cf8 100644
--- a/modules/misc/news.nix
+++ b/modules/misc/news.nix
@@ -295,6 +295,13 @@ in
A new module is available: 'xsession.windowManager.xmonad'.
'';
}
+
+ {
+ time = "2017-10-06T08:21:43+00:00";
+ message = ''
+ A new service is available: 'services.polybar'.
+ '';
+ }
];
};
}
diff --git a/modules/services/polybar.nix b/modules/services/polybar.nix
new file mode 100644
index 000000000..29f268ff2
--- /dev/null
+++ b/modules/services/polybar.nix
@@ -0,0 +1,139 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+with import ../lib/dag.nix { inherit lib; };
+
+let
+
+ cfg = config.services.polybar;
+
+ configFile = pkgs.writeText "polybar.conf"
+ (generators.toINI {} cfg.config + "\n" + cfg.extraConfig);
+
+ script = ''
+ #!${pkgs.stdenv.shell}
+
+ ${cfg.script}
+ '';
+
+in
+
+{
+ options = {
+ services.polybar = {
+ enable = mkEnableOption "Polybar status bar";
+
+ package = mkOption {
+ type = types.package;
+ default = pkgs.polybar;
+ defaultText = "pkgs.polybar";
+ description = "Polybar package to install.";
+ example = literalExample ''
+ pkgs.polybar.override {
+ i3GapsSupport = true;
+ alsaSupport = true;
+ iwSupport = true;
+ githubSupport = true;
+ }
+ '';
+ };
+
+ config = mkOption {
+ type = types.coercedTo
+ types.path
+ (p: { "section/base" = { include-file = "${p}"; }; })
+ (types.attrsOf types.attrs);
+ description = ''
+ Polybar configuration. Can be either path to a file, or set of attibutes
+ that will be used to create the final configuration.
+ '';
+ default = {};
+ example = literalExample ''
+ {
+ "bar/top" = {
+ monitor = "\''${env:MONITOR:eDP1}";
+ width = "100%";
+ height = "3%";
+ radius = 0;
+ modules-center = "date";
+ };
+
+ "module/date" = {
+ type = "internal/date";
+ internal = 5;
+ date = "%d.%m.%y";
+ time = "%H:%M";
+ label = "%time% %date%";
+ };
+ }
+ '';
+ };
+
+ extraConfig = mkOption {
+ type = types.lines;
+ description = "Additional configuration to add.";
+ default = "";
+ example = ''
+ [module/date]
+ type = internal/date
+ interval = 5
+ date = "%d.%m.%y"
+ time = %H:%M
+ format-prefix-foreground = \''${colors.foreground-alt}
+ label = %time% %date%
+ '';
+ };
+
+ script = mkOption {
+ type = types.lines;
+ description = ''
+ This script will be used to start the polybars.
+ Set all necessary environment variables here and start all bars.
+ It can be assumed that polybar executable is in the PATH.
+
+ Note, this script must start all bars in the background and then terminate.
+ '';
+ example = "polybar bar &";
+ };
+ };
+ };
+
+ config = mkIf cfg.enable {
+ home.packages = [ cfg.package ];
+ home.file.".config/polybar/config".source = configFile;
+
+ systemd.user.services.polybar = {
+ Unit = {
+ Description = "Polybar status bar";
+ After = [ "graphical-session-pre.target" ];
+ PartOf = [ "graphical-session.target" ];
+ };
+
+ Service = {
+ Type = "forking";
+ Environment = "PATH=${cfg.package}/bin";
+ ExecStart = ''${pkgs.writeScriptBin "polybar-start" script}/bin/polybar-start'';
+ };
+
+ Install = {
+ WantedBy = [ "graphical-session.target" ];
+ };
+ };
+
+ home.activation.checkPolybar = dagEntryBefore [ "linkGeneration" ] ''
+ if ! cmp --quiet \
+ "${configFile}" \
+ "$HOME/.config/polybar/config"; then
+ polybarChanged=1
+ fi
+ '';
+
+ home.activation.applyPolybar = dagEntryAfter [ "reloadSystemD" ] ''
+ if [[ -v polybarChanged && -v DISPLAY ]]; then
+ echo "Restarting polybar"
+ systemctl --user restart polybar.service
+ fi
+ '';
+ };
+
+}