From a5e08b23a34f428dec76b86de1e904b3d6e7e3f0 Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Tue, 5 Mar 2019 19:42:32 +0100
Subject: [PATCH] Add service.useHostNixDaemon

---
 src/nix/modules/service/host-store.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/nix/modules/service/host-store.nix b/src/nix/modules/service/host-store.nix
index ae6a1e5..2060517 100644
--- a/src/nix/modules/service/host-store.nix
+++ b/src/nix/modules/service/host-store.nix
@@ -16,6 +16,11 @@ in
       default = false;
       description = "Bind mounts the host store if enabled, avoiding copying.";
     };
+    service.useHostNixDaemon = mkOption {
+      type = types.bool;
+      default = false;
+      description = "Make the host Nix daemon available.";
+    };
   };
   config = mkIf config.service.useHostStore {
     service.image = "arion-base";
@@ -23,6 +28,6 @@ in
     service.volumes = [
       "${config.host.nixStorePrefix}/nix/store:/nix/store"
       "${config.host.nixStorePrefix}${pkgs.buildEnv { name = "container-system-env"; paths = [ pkgs.bashInteractive pkgs.coreutils ]; }}:/run/system"
-    ];
+      ] ++ lib.optional config.service.useHostNixDaemon "/nix/var/nix/daemon-socket:/nix/var/nix/daemon-socket";
   };
 }