From 121097dbf6c640331cf512df1e05cd2d4f6dc49a Mon Sep 17 00:00:00 2001
From: shimun <shimun@shimun.net>
Date: Sun, 20 Dec 2020 17:56:27 +0100
Subject: [PATCH] move keys only if symlink

---
 mod.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mod.nix b/mod.nix
index d7ce253..f073499 100644
--- a/mod.nix
+++ b/mod.nix
@@ -50,8 +50,8 @@ in
           '';
           keyScript = pkgs.writeScript "brownpaper-keyscript" ''
             DATADIR='${toString cfg.dataDir}'
-            [ -d "$DATADIR/keys" ] && mv "$DATADIR/keys" "$DATADIR/keys.bak"
-            [ -e "$DATADIR/keys" ] && rm "$DATADIR/keys"
+            ([ ! -s "$DATADIR/keys" ] && [ -d "$DATADIR/keys" ]) && mv "$DATADIR/keys" "$DATADIR/keys.bak"
+            [ -s "$DATADIR/keys" ] && rm "$DATADIR/keys"
             ln -s ${keyDir} "$DATADIR/keys"
           '';
         in