4 files changed, 12 insertions, 34 deletions
diff --git a/tv/3modules/default.nix b/tv/3modules/default.nix
index f53a58e9..67fb3f65 100644
--- a/tv/3modules/default.nix
+++ b/tv/3modules/default.nix
@@ -5,7 +5,6 @@
     ./ejabberd
     ./hosts.nix
     ./iptables.nix
-    ./nixpkgs-overlays.nix
     ./slock.nix
     ./x0vncserver.nix
   ];
diff --git a/tv/3modules/ejabberd/default.nix b/tv/3modules/ejabberd/default.nix
index e99b94ff..f16dfac8 100644
--- a/tv/3modules/ejabberd/default.nix
+++ b/tv/3modules/ejabberd/default.nix
@@ -67,7 +67,7 @@ in {
       type = types.user;
       default = {
         name = "ejabberd";
-        home = "/var/ejabberd";
+        home = "/var/lib/ejabberd";
       };
     };
   };
diff --git a/tv/3modules/nixpkgs-overlays.nix b/tv/3modules/nixpkgs-overlays.nix
deleted file mode 100644
index 4eb7a86b..00000000
--- a/tv/3modules/nixpkgs-overlays.nix
+++ /dev/null
@@ -1,23 +0,0 @@
-with import <stockholm/lib>;
-{ config, pkgs, ... }: {
-
-  options.tv.nixpkgs-overlays = mkOption {
-    apply = src:
-      pkgs.runCommand "nixpkgs-overlays" {} ''
-        mkdir $out
-        ${concatStringsSep "\n" (mapAttrsToList (name: path:
-          "ln -s ${shell.escape path} $out/${shell.escape name}"
-        ) src)}
-      '' // {
-        inherit src;
-      };
-    type = types.attrsOf types.absolute-pathname;
-  };
-
-  config = {
-    tv.nixpkgs-overlays = {
-      krebs = mkDefault "/var/src/stockholm/krebs/5pkgs";
-      tv = mkDefault "/var/src/stockholm/tv/5pkgs";
-    };
-  };
-}
diff --git a/tv/3modules/slock.nix b/tv/3modules/slock.nix
index 1c84b1e9..53f7f1f6 100644
--- a/tv/3modules/slock.nix
+++ b/tv/3modules/slock.nix
@@ -5,10 +5,12 @@ in {
   options.tv.slock = {
     enable = mkEnableOption "tv.slock";
     package = mkOption {
-      default = pkgs.execBin "slock" rec {
-        filename = "${pkgs.systemd}/bin/systemctl";
-        argv = [ filename "start" "slock-${cfg.user.name}.service" ];
-      };
+      default = pkgs.writeDashBin "slock" ''
+        set -efu
+        display=''${DISPLAY#:}
+        service=slock-$LOGNAME@$display.service
+        exec ${pkgs.systemd}/bin/systemctl start "$service"
+      '';
       type = types.package;
     };
     user = mkOption {
@@ -18,16 +20,16 @@ in {
   config = mkIf cfg.enable {
     security.polkit.extraConfig = /* js */ ''
       polkit.addRule(function(action, subject) {
-        if (action.id == "org.freedesktop.systemd1.manage-units" &&
-            action.lookup("unit") == "slock-${cfg.user.name}.service" &&
-            subject.user == ${toJSON cfg.user.name}) {
+        if (action.id === "org.freedesktop.systemd1.manage-units" &&
+            subject.user === ${toJSON cfg.user.name} &&
+            /^slock-${cfg.user.name}@[0-9]+\.service$/.test(action.lookup("unit")) ) {
           return polkit.Result.YES;
         }
       });
     '';
-    systemd.services."slock-${cfg.user.name}" = {
+    systemd.services."slock-${cfg.user.name}@" = {
       environment = {
-        DISPLAY = ":${toString config.services.xserver.display}";
+        DISPLAY = ":%I";
         LD_PRELOAD = pkgs.runCommandCC "slock-${cfg.user.name}.so" {
           passAsFile = ["text"];
           text = /* c */ ''