PREUN

/bin/sh

if [ $1 = 0 ]; then
 /sbin/chkconfig --del yum-updatesd
 /sbin/service yum-updatesd stop >/dev/null 2>&1
fi
exit 0

POSTIN

/bin/sh

/sbin/chkconfig --add yum-updatesd
/sbin/service yum-updatesd condrestart >/dev/null 2>&1
exit 0