allow different user to be used at the end of entrypoint

Author: Christian Kniep

init-plain/usr/local/bin/entrypoint.sh

@@ -13,4 +13,8 @@ for x in $(find /opt/qnib/entry/ -type f -perm +111 |sort);do
      "${x}"
 done
 
-exec su -l /bin/bash -c "$@" user
+if [ "X${ENTRY_USER}" != "X" ];then
+  exec su -s /bin/bash -c "$@" ${ENTRY_USER}
+else
+  exec "$@"
+fi