From 4a7e77f8f9de052517b7db928312a9dce17e69a5 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Fri, 11 Nov 2022 18:48:33 +0100
Subject: ...

---
 accounts/gkleen@eostre.nix  | 12 ------------
 accounts/mherold@eostre.nix | 12 ------------
 hosts/eostre/default.nix    | 39 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 39 insertions(+), 24 deletions(-)

diff --git a/accounts/gkleen@eostre.nix b/accounts/gkleen@eostre.nix
index 8257d815..e8423976 100644
--- a/accounts/gkleen@eostre.nix
+++ b/accounts/gkleen@eostre.nix
@@ -5,18 +5,6 @@
   ];
 
   config = {
-    systemd.services."home-manager-${userName}" = {
-      bindsTo = ["home-${userName}.mount"];
-      after = ["home-${userName}.mount"];
-    };
-
-    systemd.mounts = [
-      {
-        where = "/home/${userName}";
-        wants = ["home-manager-${userName}.service"];
-      }
-    ];
-
     home-manager.users.${userName} = {
       nixpkgs.config = {
         allowUnfree = true;
diff --git a/accounts/mherold@eostre.nix b/accounts/mherold@eostre.nix
index 287cabd6..9eb9e738 100644
--- a/accounts/mherold@eostre.nix
+++ b/accounts/mherold@eostre.nix
@@ -4,18 +4,6 @@
       hashedPassword = lib.mkForce "$6$rounds=500000$TaikR1KI4CGveV0a$jLrBjNScflgniUiy87zxQ.IjnyK8K7FbYTW7L0k0EBVrdiImds26WwNjA6DrQpENALwPMzJVIK5BTie17fFVG.";
     };
 
-    systemd.services."home-manager-${userName}" = {
-      bindsTo = ["home-${userName}.mount"];
-      after = ["home-${userName}.mount"];
-    };
-
-    systemd.mounts = [
-      {
-        where = "/home/${userName}";
-        wants = ["home-manager-${userName}.service"];
-      }
-    ];
-
     home-manager.users.${userName} = {
       nixpkgs.config = {
         allowUnfree = true;
diff --git a/hosts/eostre/default.nix b/hosts/eostre/default.nix
index 0603341a..5f58e0a0 100644
--- a/hosts/eostre/default.nix
+++ b/hosts/eostre/default.nix
@@ -97,5 +97,44 @@ with lib;
 
       videoDrivers = [ "nvidia" ];
     };
+
+    systemd.services = mapAttrs' (userName: _: nameValuePair "home-manager-${userName}" { enable = mkForce false; }) config.home-manager.users;
+
+    systemd.user.services."home-manager" = let
+      cfg = config.home-manager;
+    in {
+      description = "Home Manager environment";
+      requiredBy = [ "basic.target" ];
+      wants = [ "nix-daemon.socket" ];
+      after = [ "nix-daemon.socket" ];
+      before = [ "basic.target" ];
+
+      environment = optionalAttrs (cfg.backupFileExtension != null) {
+        HOME_MANAGER_BACKUP_EXT = cfg.backupFileExtension;
+      } // optionalAttrs cfg.verbose { VERBOSE = "1"; };
+
+      stopIfChanged = false;
+
+      serviceConfig = {
+        Type = "oneshot";
+        RemainAfterExit = "yes";
+        TimeoutStartSec = 90;
+        SyslogIdentifier = "hm-activate";
+
+        ExecStart = pkgs.writeScript "hm-activate" ''
+          #! ${pkgs.runtimeShell} -el
+
+          case $USER of
+            ${concatStringsSep "\n  " (mapAttrsToList (_: usercfg: builtins.replaceStrings ["\n"] ["\n  "] ''
+              ${usercfg.home.username})
+                ${usercfg.home.activationPackage}/activate
+                systemctl --user daemon-reload
+              ;;
+            '') cfg.users)}
+            *) exit 0; ;;
+          esac
+        '';
+      };
+    };
   };
 }
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