From b4c83b31f26ccd333b95bf4fa348f55b60e76aa3 Mon Sep 17 00:00:00 2001
From: Dennis Gaida <2392217+DennisGaida@users.noreply.github.com>
Date: Thu, 9 Oct 2025 16:25:36 +0200
Subject: Support docker secrets via startup script

Add docker secrets support
---
 .docker/app/startup.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/.docker/app/startup.sh b/.docker/app/startup.sh
index 64111dd19..3daeb9477 100644
--- a/.docker/app/startup.sh
+++ b/.docker/app/startup.sh
@@ -13,6 +13,23 @@ done
 unset HTTP_PORT
 unset HTTP_HOST
 
+# allow setting environment variables with docker secrets 
+# the format is <variable-name>_FILE
+suffix="_FILE"
+
+# Loop through all environment variables
+for var in $(printenv | awk -F= '{print $1}'); do
+  if [[ $var == *"$suffix" ]]; then
+		envFileName=`printenv ${var}`
+		if [[ -f "$envFileName" ]]; then
+			envVar="${var%$suffix}"   # generate the original env var without suffix
+			val=`cat $envFileName`    # get the value of the secret from file
+			export "${envVar}"="$val" # set the original env var
+			echo "${envVar} environment variable was set by secret ${envFileName}"
+		fi
+  fi
+done
+
 if ! id app >/dev/null 2>&1; then
 	addgroup -g $OWNER_GID app
 	adduser -D -h $APP_INSTALL_BASE_DIR -G app -u $OWNER_UID app
-- 
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