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-rw-r--r--pkgs/zone-files/default.nix4
1 files changed, 4 insertions, 0 deletions
diff --git a/pkgs/zone-files/default.nix b/pkgs/zone-files/default.nix
index 46c76d0..01e0614 100644
--- a/pkgs/zone-files/default.nix
+++ b/pkgs/zone-files/default.nix
@@ -12,5 +12,9 @@ stdenv.mkDerivation rec {
# Rewrite relative include paths
sed $out/* -i -e 's,^$INCLUDE \([^/]\),$INCLUDE '$out'/\1,'
+
+ # Substitute serials
+ now=$(date +%s)
+ sed $out/* -i -e 's/$serial/'$now'/'
'';
}