PREUN

/bin/sh

if [ $1 -eq 0 ]; then
   /sbin/service psad stop > /dev/null 2>&1
   /sbin/chkconfig --del psad
fi

POSTIN

/bin/sh

/sbin/chkconfig --add psad

POSTUN

/bin/sh

if [ $1 -ge 1 ]; then
   /sbin/service psad condrestart >/dev/null 2>&1 || :
fi