+# deduce name from script name
+NAME=`basename $0`
+# generate ZSLICE and SLICE from group name
+export SLICE_GROUP=`echo $NAME | cut -d\- -f1`
+export SLICE=`grep $SLICE_GROUP /var/lib/extrausers/group | cut -d: -f2`
+export ZSLICE=`echo $SLICE | sed 's;^/;;'`