added termination handler

scripts/start.sh

@@ -18,4 +18,19 @@ fi
 echo "---Starting...---"
 chown -R ${UID}:${GID} /opt/scripts
 chown -R ${UID}:${GID} ${DATA_DIR}
-su ${USER} -c "/opt/scripts/start-server.sh"
+
+term_handler() {
+	screenpid="$(su $USER -c "screen -list | grep "Detached" | grep "Barotrauma" | cut -d '.' -f1")"
+	su $USER -c "screen -S Barotrauma -X stuff 'quit^M'" >/dev/null
+	tail --pid="${screenpid//[[:blank:]]/}" -f 2>/dev/null
+	exit 143;
+}
+
+trap 'kill ${!}; term_handler' SIGTERM
+su ${USER} -c "/opt/scripts/start-server.sh" &
+killpid="$!"
+while true
+do
+	wait $killpid
+	exit 0;
+done