From 819635babc69f7df7f5bb7a796ec4cebbe169d42 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maximilian=20M=C3=BCnchow?=
 <maximilian.muenchow@teamspeak.com>
Date: Thu, 29 Aug 2019 22:28:39 +0200
Subject: [PATCH] updated alpine to 3.10

---
 alpine/Dockerfile    | 2 +-
 alpine/entrypoint.sh | 8 ++++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/alpine/Dockerfile b/alpine/Dockerfile
index b97c45d..63c6034 100644
--- a/alpine/Dockerfile
+++ b/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.10
 
 RUN apk add --no-cache ca-certificates libstdc++ su-exec
 RUN set -eux; \
diff --git a/alpine/entrypoint.sh b/alpine/entrypoint.sh
index 80ac7dd..b27bbe6 100755
--- a/alpine/entrypoint.sh
+++ b/alpine/entrypoint.sh
@@ -33,8 +33,12 @@ file_env() {
         val="$(cat "${fileVarValue}")"
     fi
     export "$var"="$val"
-    unset "$fileVar"
-    unset "$fileVarValue"
+    if [ "${fileVar:-}" ]; then
+        unset "$fileVar"
+    fi
+    if [ "${fileVarValue:-}" ]; then
+        unset "$fileVarValue"
+    fi
 }
 
 if [ "$1" = 'ts3server' ]; then