From a4b0edf7f047a5dea5b93cdb4ba382d59482ac6a Mon Sep 17 00:00:00 2001
From: fruchti <fruchti@gvfr.de>
Date: Sun, 12 Mar 2023 12:55:11 +0100
Subject: [PATCH] Disco: Wake up system for auto-upgrades

---
 hosts/Disco.nix | 30 +++++++++++++++++++++++++++++-
 1 file changed, 29 insertions(+), 1 deletion(-)

diff --git a/hosts/Disco.nix b/hosts/Disco.nix
index c90290d..3af4ef5 100644
--- a/hosts/Disco.nix
+++ b/hosts/Disco.nix
@@ -124,7 +124,6 @@ in
         "steam-run"
     ];
 
-
     fileSystems."/windows" = {
         device = "/dev/disk/by-uuid/C61C2B5E1C2B492F";
         fsType = "ntfs";
@@ -142,6 +141,35 @@ in
         };
     };
 
+    system.autoUpgrade = {
+        enable = true;
+        allowReboot = false;
+        sendEmail = true;
+        gitPull = true;
+        gitUser = "fruchti";
+    };
+    systemd.timers.nixos-upgrade = {
+        timerConfig = {
+            WakeSystem = true;
+        };
+    };
+    systemd.services.nixos-upgrade = let
+        updateScript = (pkgs.writeShellScriptBin "nixos-upgrade" ''
+            set -e
+            ${config.systemd.services.nixos-upgrade.script}
+        '');
+    in {
+        unitConfig = {
+            ConditionACPower = true;
+            Requires = [ "network-online.target" ];
+        };
+        serviceConfig = {
+            # Workaround for https://github.com/systemd/systemd/issues/14045
+            ExecStartPre = "${pkgs.coreutils}/bin/sleep 10s";
+            ExecStart = lib.mkForce "systemd-inhibit --what=sleep --mode=delay --why='NixOS upgrade' ${updateScript}/bin/nixos-upgrade";
+        };
+    };
+
     # This value determines the NixOS release from which the default
     # settings for stateful data, like file locations and database versions
     # on your system were taken. It‘s perfectly fine and recommended to leave