## arg 1:  the new package version
## arg 2:  the old package version
post_upgrade() {
	if [[ $1 == '4.0.0' && $2 == '4.0.0rc1' ]]
	then
		SERVER=`grep elasticsearch_url: /etc/webapps/kibana/kibana.yml| cut -d\" -f2`
		BODY=`curl -XGET $SERVER'/.kibana/config/4.0.0-rc1/_source'`
		curl -XPUT $SERVER'/.kibana/config/4.0.0' -d "$BODY" && curl -XDELETE $SERVER'/.kibana/config/4.0.0-rc1'
	fi
}