PREUN
/bin/sh
if [ $1 -eq 0 ]; then /sbin/service keepalived stop &>/dev/null || : /sbin/chkconfig --del keepalived fi
POSTIN
/bin/sh
/sbin/chkconfig --add keepalived
POSTUN
/bin/sh
if [ $1 -ge 1 ]; then /sbin/service keepalived condrestart &>/dev/null || : fi