From b82425f1a308300c163f921fdd44564b048ccf60 Mon Sep 17 00:00:00 2001
From: Torxgewinde <Torxgewinde@users.noreply.github.com>
Date: Sat, 19 Sep 2020 19:15:44 +0200
Subject: [PATCH] Fixing regression

Existing folders were overwritten and this leads to false permissions
---
 postinst.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/postinst.sh b/postinst.sh
index 0bc14f1..a97e7bd 100644
--- a/postinst.sh
+++ b/postinst.sh
@@ -28,7 +28,8 @@ apt update
 apt install -y wireguard
 
 #extract the tarball to the root directory, all extracted files will be owned by root:root
-tar --directory=/ --strip-components=1 --no-same-owner --owner=root --group=root -xzf /tmp/files.tgz
+#directories that already exist will not be overwritten
+tar --directory=/ --strip-components=1 --no-same-owner --owner=root --group=root --no-overwrite-dir --preserve-permissions --extract --gzip --file /tmp/files.tgz
 
 #fix permissions and ownership
 chown -R bbuser:bbuser /home/bbuser