From 7fd13ddc66a0dfa07dd0eadf3c5a01ce28cc41f1 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Wed, 21 May 2014 18:26:13 +0200
Subject: [PATCH] Set TZDIR for all systemd services

This only matters if a service also overrides the $TZ variable.

Issue #2447.
---
 nixos/modules/config/timezone.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/nixos/modules/config/timezone.nix b/nixos/modules/config/timezone.nix
index 88aa7866c2b2..65703d8bb080 100644
--- a/nixos/modules/config/timezone.nix
+++ b/nixos/modules/config/timezone.nix
@@ -2,6 +2,12 @@
 
 with lib;
 
+let
+
+  tzdir = "${pkgs.tzdata}/share/zoneinfo";
+
+in
+
 {
   options = {
 
@@ -26,8 +32,10 @@ with lib;
 
     environment.variables.TZDIR = "/etc/zoneinfo";
 
+    systemd.globalEnvironment.TZDIR = tzdir;
+
     environment.etc.localtime =
-      { source = "${pkgs.tzdata}/share/zoneinfo/${config.time.timeZone}";
+      { source = "${tzdir}/${config.time.timeZone}";
         mode = "direct-symlink";
       };