zones module: init (import from default.nix)

1 files changed, 22 insertions, 0 deletions

diff --git a/krebs/3modules/zones.nix b/krebs/3modules/zones.nix
new file mode 100644
index 00000000..eb135186
--- /dev/null
+++ b/krebs/3modules/zones.nix
@@ -0,0 +1,22 @@
+with import <stockholm/lib>;
+{ config, ... }: {
+
+  config = {
+    # Implements environment.etc."zones/<zone-name>"
+    environment.etc = let
+      stripEmptyLines = s: (concatStringsSep "\n"
+        (remove "\n" (remove "" (splitString "\n" s)))) + "\n";
+      all-zones = foldAttrs (sum: current: sum + "\n" +current ) ""
+        ([config.krebs.zone-head-config] ++ combined-hosts);
+      combined-hosts =
+        mapAttrsToList (name: getAttr "extraZones") config.krebs.hosts;
+    in
+      mapAttrs'
+        (name: value: {
+          name = "zones/${name}";
+          value.text = stripEmptyLines value;
+        })
+        all-zones;
+  };
+
+}