libreswan service: make EnvironmentFile optional (#22591)

Recent versions of libreswan seem to omit this file, but it may be added/changed in the future. It is silly to have the service fail because a file is missing that only enriches the environment.
NixOS · Feb 9, 2017 · a5e041a · a5e041a
1 parent 96d0750
commit a5e041a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/nixos/modules/services/networking/libreswan.nix b/nixos/modules/services/networking/libreswan.nix
@@ -102,7 +102,7 @@ in
       serviceConfig = {
         Type = "simple";
         Restart = "always";
-        EnvironmentFile = "${pkgs.libreswan}/etc/sysconfig/pluto";
+        EnvironmentFile = "-${pkgs.libreswan}/etc/sysconfig/pluto";
         ExecStartPre = [
           "${libexec}/addconn --config ${configFile} --checkconfig"
           "${libexec}/_stackmanager start"