fix initial put function may not have host.json
fix initial put function may not have host.json

EricSten-MSFT/kudu,EricSten-MSFT/kudu,shibayan/kudu,projectkudu/kudu,puneet-gupta/kudu,projectkudu/kudu,shibayan/kudu,puneet-gupta/kudu,puneet-gupta/kudu,projectkudu/kudu,EricSten-MSFT/kudu,shibayan/kudu,projectkudu/kudu,puneet-gupta/kudu,shibayan/kudu,EricSten-MSFT/kudu,puneet-gupta/kudu,shibayan/kudu,projectkudu/kudu,EricSten-MSFT/kudu