{
  "host_groups" : [
    {
      "name" : "host_group_1",
      "hosts" : [
        {
          "fqdn" : "jzhang-test3-1.openstacklocal"
        }
      ],
      "components": [
                {
                    "name": "NODEMANAGER"
                },
                {
                    "name": "HIVE_SERVER"
                },
                {
                    "name": "HIVE_METASTORE"
                },
                {
                    "name": "TEZ_CLIENT"
                },
                {
                    "name": "ZOOKEEPER_CLIENT"
                },
                {
                    "name": "HCAT"
                },
                {
                    "name": "WEBHCAT_SERVER"
                },
                {
                    "name": "SECONDARY_NAMENODE"
                },
                {
                    "name": "SLIDER"
                },
                {
                    "name": "ZOOKEEPER_SERVER"
                },
                {
                    "name": "KERBEROS_CLIENT"
                },
                {
                    "name": "SPARK_THRIFTSERVER"
                },
                {
                    "name": "SPARK_CLIENT"
                },
                {
                    "name": "YARN_CLIENT"
                },
                {
                    "name": "HDFS_CLIENT"
                },
                {
                    "name": "MYSQL_SERVER"
                },
                {
                    "name": "HISTORYSERVER"
                },
                {
                    "name": "NAMENODE"
                },
                {
                    "name": "PIG"
                },
                {
                    "name": "MAPREDUCE2_CLIENT"
                },
                {
                    "name": "AMBARI_SERVER"
                },
                {
                    "name": "DATANODE"
                },
                {
                    "name": "SPARK_JOBHISTORYSERVER"
                },
                {
                    "name": "APP_TIMELINE_SERVER"
                },
                {
                    "name": "HIVE_CLIENT"
                },
                {
                    "name": "RESOURCEMANAGER"
                }
            ],
      "cardinality" : "1"
    }
  ],
  "Blueprints" : {
    "blueprint_name" : "dev_cluster",
    "stack_name" : "HDP",
    "stack_version" : "2.5"
  }
}