diff --git a/occ_maintenance.sh b/occ_maintenance.sh
new file mode 100755
index 0000000..95fea6a
--- /dev/null
+++ b/occ_maintenance.sh
@@ -0,0 +1,537 @@
+#!/usr/bin/env bash
+
+script_name="$(basename $(realpath $0))"
+script_dir="$(dirname $(realpath $0))"
+
+conf_dir="${script_dir}/conf"
+
+declare -a unsorted_website_arr
+declare -a website_arr
+
+log_file="$(mktemp)"
+
+backup_date=$(date +%Y-%m-%d-%H%M)
+
+
+# =============
+# --- Some functions
+# =============
+
+usage() {
+
+   [[ -n  "$1" ]] && error "$1"
+
+   [[ $terminal ]] && echo -e "
+\033[1mUsage:\033[m
+
+   $(basename $0) -s <website>
+
+\033[1mDescription\033[m
+
+   Running a set off 'occ' commands for maintenance nextcloud installation
+
+      occ maintenance:repair
+      occ files:cleanup
+      occ files:scan --all
+      occ files:scan-app-data
+      occ trashbin:cleanup --all-users
+
+   for all existing users
+
+\033[1mOptions\033[m
+
+   -s <website>
+      The site of the nextcloud instance.
+
+\033[1mExample:\033[m
+
+   Runs this set of scripts on system 'cloud-01.oopen.de'
+
+      $(basename $0) -s cloud-01.oopen.de
+"
+
+   clean_up 1
+
+}
+
+
+clean_up() {
+
+   # Perform program exit housekeeping
+   rm -f $log_file
+   blank_line
+   exit $1
+}
+
+is_number() {
+
+   return $(test ! -z "${1##*[!0-9]*}" > /dev/null 2>&1);
+
+   # - also possible
+   # -
+   #[[ ! -z "${1##*[!0-9]*}" ]] && return 0 || return 1
+   #return $([[ ! -z "${1##*[!0-9]*}" ]])
+}
+
+echononl(){
+   if $terminal ; then
+      echo X\\c > /tmp/shprompt$$
+      if [ `wc -c /tmp/shprompt$$ | awk '{print $1}'` -eq 1 ]; then
+         echo -e -n "$*\\c" 1>&2
+      else
+         echo -e -n "$*" 1>&2
+      fi
+      rm /tmp/shprompt$$
+   fi
+}
+echo_done() {
+   if $terminal ; then
+      echo -e "\033[75G[ \033[32mdone\033[m ]"
+   fi
+}
+echo_ok() {
+   if $terminal ; then
+      echo -e "\033[75G[ \033[32mok\033[m ]"
+   fi
+}
+echo_warning() {
+   if $terminal ; then
+      echo -e "\033[75G[ \033[33m\033[1mwarn\033[m ]"
+   fi
+}
+echo_failed(){
+   if $terminal ; then
+      echo -e "\033[75G[ \033[1;31mfailed\033[m ]"
+   fi
+}
+echo_skipped() {
+   if $terminal ; then
+      echo -e "\033[75G[ \033[37mskipped\033[m ]"
+   fi
+}
+
+fatal (){
+   echo ""
+   echo ""
+   if $terminal ; then
+      echo -e "   [ \033[31m\033[1mFatal\033[m ]: \033[37m\033[1m$*\033[m"
+      echo ""
+      echo -e "              \033[31m\033[1mScript will be interrupted..\033[m!"
+   else
+      echo "   [ Fatal ]: $*"
+      echo ""
+      echo "              Script was terminated...."
+   fi
+   clean_up 1
+}
+
+error(){
+   echo ""
+   if $terminal ; then
+      echo -e "   [ \033[31m\033[1mError\033[m ]: $*"
+   else
+      echo "   [ Error ]: $*"
+   fi
+   echo ""
+}
+
+warn (){
+   echo ""
+   if $terminal ; then
+      echo -e "   [ \033[33m\033[1mWarning\033[m ]: $*"
+   else
+      echo "   [ Warning ]: $*"
+   fi
+   echo ""
+}
+
+info (){
+   if $terminal ; then
+      echo ""
+      echo -e "   [ \033[32m\033[1mInfo\033[m ]: $*"
+      echo ""
+   fi
+}
+
+# - Remove leading/trailling whitespaces
+# -
+trim() {
+    local var="$*"
+    var="${var#"${var%%[![:space:]]*}"}"   # remove leading whitespace characters
+    var="${var%"${var##*[![:space:]]}"}"   # remove trailing whitespace characters
+    echo -n "$var"
+}
+
+## - Check if a given array (parameter 2) contains a given string (parameter 1)
+## -
+containsElement () {
+   local e
+   for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done
+   return 1
+}
+
+blank_line() {
+   if $terminal ; then
+      echo ""
+   fi
+}
+
+
+
+# ----------
+# - Jobhandling 
+# ----------
+
+# - Run 'clean_up' for signals SIGHUP SIGINT SIGTERM
+# -
+trap clean_up SIGHUP SIGINT SIGTERM
+
+
+
+# -------------
+# - Read in Commandline arguments
+# -------------
+while getopts hs: opt ; do
+   case $opt in
+      h) usage ;;
+      s) WEBSITE=$OPTARG ;;
+      \?) usage
+   esac
+done
+
+if [[ -z "$WEBSITE" ]] ; then
+
+   while IFS='' read -r -d '' _conf_file ; do
+      source $_conf_file
+      if [[ -n "$WEBSITE" ]] ; then
+         unsorted_website_arr+=("${WEBSITE}:$_conf_file")
+      fi
+      WEBSITE=""
+   done  < <(find "${conf_dir}" -maxdepth 1 -type f -name "*.conf" -print0)
+
+   # - Sort array
+   # -
+   IFS=$'\n' website_arr=($(sort <<<"${unsorted_website_arr[*]}"))
+
+   WEBSITE=
+   _OK=false
+   echo ""
+   echo "Which site would you like to update?"
+   echo ""
+   declare -i i=0
+   for _site in ${website_arr[@]} ; do
+      IFS=':' read -a _arr <<< ${_site}
+      echo "   [$i] ${_arr[0]}"
+      ((i++))
+   done
+   echo
+   echononl "   Eingabe: "
+   while ! $_OK ; do
+   read _IN
+      if is_number "$_IN" && [[ -n ${website_arr[$_IN]} ]]; then
+         IFS=':' read -a _arr <<< ${website_arr[$_IN]}
+         conf_file=${_arr[1]}
+         _WEBSITE="${_arr[0]}"
+         _OK=true
+      else
+         echo ""
+         echo -e "\tFalsche Eingabe !"
+         echo ""
+         echononl "   Eingabe: "
+      fi
+   done
+
+   WEBSITE="$_WEBSITE"
+
+   #fatal "No website ios given on commandline - Missing Parameter '-s <website>'"
+fi
+
+WEB_BASE_DIR="/var/www/${WEBSITE}"
+
+if [[ ! -d ${WEB_BASE_DIR} ]] ; then
+   fatal "Web base directory '$WEB_BASE_DIR' not found!"
+fi
+
+DATA_DIR="$(realpath ${WEB_BASE_DIR}/data)"
+INSTALL_DIR="$(realpath ${WEB_BASE_DIR}/nextcloud)"
+CURRENT_VERSION="$(basename $INSTALL_DIR | cut -d"-" -f2)"
+
+
+# =============
+# --- Some 
+# =============
+
+# - Support systemd ?
+# -
+if [[ "X$(which systemd)" = "X" ]]; then
+   SYSTEMD_EXISTS=false
+else
+   SYSTEMD_EXISTS=true
+fi
+
+# - Running in a terminal?
+# -
+if [[ -t 1 ]] ; then
+   terminal=true
+else
+   terminal=false
+fi
+
+#clear
+
+if $terminal ; then
+   echo ""
+   echo ""
+   echo ""
+   echo -e "\033[32m-----\033[m"
+   echo -e "Trigger a set of occ comands on system \033[1m${WEB_BASE_DIR}\033[m"
+   echo -e "\033[1m
+   occ maintenance:repair
+   occ files:cleanup
+   occ files:scan --all
+   occ files:scan-app-data
+   occ trashbin:cleanup --all-users\033[m"
+   echo -e "\033[32m-----\033[m"
+fi
+
+
+# =============
+# --- Some checks
+# =============
+
+DEFAULT_HTTP_USER="www-data"
+DEFAULT_HTTP_GROUP="www-data"
+
+NGINX_IS_ENABLED=false
+APACHE2_IS_ENABLED=false
+
+# Check if NGINX webserver is ctive
+#
+if $(systemctl -q is-enabled nginx 2> /dev/null) ; then
+
+   NGINX_IS_ENABLED=true
+
+   # - Determin user of the webserver
+   # -
+   nginx_binary="$(which nginx)"
+   if [[ -z "$nginx_binary" ]] ; then
+      nginx_binary="$(ps -axu | grep -E "nginx:.*master" | grep -v grep | grep -o -E "\S+/nginx")"
+      if [[ -z "$nginx_binary" ]] ; then
+         if [[ -x "/usr/local/nginx/bin/nginx" ]]; then
+            nginx_binary="/usr/local/nginx/bin/nginx"
+         elif [[ -x "/usr/local/nginx/sbin/nginx" ]]; then
+            nginx_binary="/usr/local/nginx/sbin/nginx"
+         fi
+      fi
+   fi
+
+   if [[ -x "$nginx_binary" ]] ; then
+      _HTTP_USER="$($nginx_binary -T 2> /dev/null | grep -E "^\s*user\s+\S+;" | grep -o -E "\S+;$" | sed -e 's/;$//')"
+   fi
+
+   # - Is webserver running ?
+   # -
+   PID=$(ps aux | grep "$(realpath $nginx_binary)" | grep -e "^root" | grep -v grep | awk '{print$2}')
+   if [[ "X${PID}X" = "XX" ]] ;then
+      IS_HTTPD_RUNNING=false
+   else
+      IS_HTTPD_RUNNING=true
+   fi
+
+
+elif $(systemctl -q is-enabled apache2 2> /dev/null) ; then
+
+   APACHE2_IS_ENABLED=true
+
+   # - Determin user of the webserver
+   # -
+   httpd_binary="`which httpd`"
+   if [ -z "$httpd_binary" ]; then
+      httpd_binary="$(ps -axu | grep httpd |  grep -e "^root" | grep -v grep | awk '{print$11}')"
+      if [ -z "$httpd_binary" ]; then
+         if [ -x "/usr/local/apache2/bin/httpd" ]; then
+            httpd_binary="/usr/local/apache2/bin/httpd"
+         fi
+      fi
+   fi
+   if [ -x "$httpd_binary" ];then
+
+      # - Determin websever user
+      # -
+      _HTTP_USER="`$httpd_binary -t -D DUMP_RUN_CFG | grep -i -e "^User" | awk '{print$2}' | cut -d\"=\" -f2 | tr -d '"'`"
+      _HTTP_GROUP="`$httpd_binary -t -D DUMP_RUN_CFG | grep -i -e "^Group" | awk '{print$2}' | cut -d\"=\" -f2 | tr -d '"'`"
+
+      # - Is webserver running ?
+      # -
+      PID=$(ps aux | grep "$(realpath $httpd_binary)" | grep -e "^root" | grep -v grep | awk '{print$2}')
+      if [[ "X${PID}X" = "XX" ]] ;then
+         IS_HTTPD_RUNNING=false
+      else
+         IS_HTTPD_RUNNING=true
+      fi
+   fi
+
+else
+   error "Neither \033[1mapache2\033[m nor \033[1mnginx\033[m is enabled on this machine"
+
+   echononl "continue anyway [yes/no]: "
+   read OK
+   OK="$(echo "$OK" | tr '[:upper:]' '[:lower:]')"
+   while [[ "$OK" != "yes" ]] && [[  "$OK" != "no" ]] ; do
+      echononl "Wrong entry! - repeat [yes/nno]: "
+      read OK
+   done
+   [[ $OK = "yes" ]] || fatal "Interrupted by user"
+fi
+
+if [[ -n "$_HTTP_USER" ]] ; then
+   if [[ -n "$HTTP_USER" ]] && [[ "$_HTTP_USER" != "$HTTP_USER" ]]; then
+      warn "The script has determined \033[1;37m${_HTTP_USER}\033[m as Webservers user. This\n                     value differs from the value given in your configuration file, \n                     which is \033[1;37m${HTTP_USER}\033[m and takes precedence."
+   else
+      HTTP_USER=$_HTTP_USER
+   fi
+else
+   [[ -n "$HTTP_USER" ]] || HTTP_USER=$DEFAULT_HTTP_USER
+fi
+if [[ -n "$_HTTP_GROUP" ]] ; then
+   if [[ -n "$HTTP_GROUP" ]] && [[ "$_HTTP_GROUP" != "$HTTP_GROUP" ]]; then
+      warn "The script has determined \033[1;37m${_HTTP_GROUP}\033[m as Webservers group. This\n                     value differs from the value given in your configuration file, \n                     which is \033[1;37m${HTTP_GROUP}\033[m and takes precedence."
+   else
+      HTTP_GROUP=$_HTTP_GROUP
+   fi
+else
+   [[ -n "$HTTP_GROUP" ]] || HTTP_GROUP=$DEFAULT_HTTP_GROUP
+fi
+
+if [[ -x "$(realpath /usr/local/php/bin/php)" ]]; then
+   PHP_BIN="/usr/local/php/bin/php"
+else
+   PHP_BIN="$(which php)"
+fi
+
+if [[ ! -x "$PHP_BIN" ]]; then
+   fatal "No PHP binary found!"
+fi
+
+
+
+if $terminal ; then
+   echo ""
+   echo -e "\033[1;32mStarting Script for \033[1;37m${WEBSITE}\033[m"
+   echo ""
+   echo -e   "   Cloud instance to be changed.........: $WEBSITE"
+   echo ""
+   echo -e   "   Current version of nextcloud.........: $CURRENT_VERSION"
+   echo ""
+   echo -e   "   Web base directory...................: $WEB_BASE_DIR"
+   echo -e   "   Install directory....................: $INSTALL_DIR"
+   echo -e   "   Data directory.......................: $DATA_DIR"
+   echo ""
+   echo -e   "   Webserver user.......................: $HTTP_USER"
+   echo -e   "   Webserver group......................: $HTTP_GROUP"
+   echo ""
+   echo -e   "   PHP command..........................: $PHP_BIN"
+   echo ""
+
+   echo ""
+   echo -n "   Type upper case 'YES' to continue executing with this parameters: "
+   read OK
+   if [[ "$OK" = "YES" ]] ; then
+      echo ""
+      echo ""
+      echo -e "\033[1;32mGoing to run \033[1;37mfiles:scan\033[1;32m for each user on \033[1;37m$WEBSITE \033[m"
+   else
+      fatal "Abort by user request - Answer as not 'YES'"
+   fi
+fi
+
+
+# -----
+# - Main part of the script
+# -----
+
+if $terminal ; then
+   echo ""
+   echo ""
+   echo -e "\033[37m\033[1mMain part of the script\033[m"
+   echo ""
+fi
+
+# Maintenace mode must be off !!
+#
+su -c "$PHP_BIN ${INSTALL_DIR}/occ maintenance:mode --off" -s /bin/bash $HTTP_USER > $log_file 2>&1
+
+echononl "   Running 'occ maintenance:repair'.."
+su -c "$PHP_BIN ${INSTALL_DIR}/occ maintenance:repair" -s /bin/bash $HTTP_USER > $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat "$log_file")"
+fi
+
+blank_line
+
+echononl "   Running 'occ files:cleanup'.."
+su -c "$PHP_BIN ${INSTALL_DIR}/occ files:cleanup" -s /bin/bash $HTTP_USER > $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat "$log_file")"
+fi
+
+blank_line
+
+echononl "   Running 'occ files:scan --all'.."
+su -c "$PHP_BIN ${INSTALL_DIR}/occ files:scan --all" -s /bin/bash $HTTP_USER > $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat "$log_file")"
+fi
+
+blank_line
+
+echononl "   Running 'occ files:scan-app-data'.."
+su -c "$PHP_BIN ${INSTALL_DIR}/occ files:scan-app-data" -s /bin/bash $HTTP_USER > $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat "$log_file")"
+fi
+
+blank_line
+
+echononl "   Running 'occ trashbin:cleanup --all-users'.."
+su -c "$PHP_BIN ${INSTALL_DIR}/occ trashbin:cleanup --all-users" -s /bin/bash $HTTP_USER > $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat "$log_file")"
+fi
+
+if $terminal ; then
+   echo ""
+   echo ""
+   echo -e "\033[37m\033[1mUpdate Apps\033[m"
+   echo ""
+fi
+
+echononl "   Running 'occ app:update --all'.."
+su -c "$PHP_BIN ${INSTALL_DIR}/occ app:update --all" -s /bin/bash $HTTP_USER > $log_file 2>&1
+if [[ $? -eq 0 ]]; then
+   echo_ok
+else
+   echo_failed
+   error "$(cat "$log_file")"
+fi
+
+
+
+blank_line
+
+clean_up 0