maintenance script fixes

CHANGELOG.md

@@ -1,6 +1,8 @@
 ## Changelog
 
-### v6.1.0-beta.1 (2021-12-23)
+### v6.1.0-beta.2 (upcoming)
+* adding breaks and optimizing maintenance script (fixes [#233](https://github.com/buanet/ioBroker.docker/issues/233))
+* v6.1.0-beta.1 (2021-12-23)
   * some more corrections in maintenance script ([#232 @agross](https://github.com/buanet/ioBroker.docker/pull/232)) 
   * added autoconfirm parameter to upgrade function in maintenance script ([#229 @thost96](https://github.com/buanet/ioBroker.docker/pull/229))
   * added alias "m" for maintenance script

debian/scripts/maintenance.sh

@@ -148,17 +148,20 @@ upgrade() {
   then
     echo 'This command was already confirmed by -y or --yes option.'
   fi
-
+  if [ $(cat /opt/scripts/.docker_config/.healthcheck) != 'maintenance' ]
+  then
     echo 'Activating maintenance mode...'
     echo "maintenance" > /opt/scripts/.docker_config/.healthcheck
     sleep 1
     echo 'Done.'  
     echo 'Stopping ioBroker...'
     pkill -u iobroker
-  sleep 1
+    sleep 5
     echo 'Done.'
+  fi
   echo 'Upgrading js-controller...'
   iobroker update
+  sleep 1
   iobroker upgrade self
   sleep 1
   echo 'Done.'