{
  "gui": {
    "port": 9090
  },
  "oauth2": {
    "idmURL": "",
    "client_id": "",
    "client_secret": "",
    "callbackURL": "http://localhost/login",
    "response_type": "code"
  },
  "mysql": {
    "host": "130.206.81.225",
    "port": 3306,
    "user": "cb",
    "password": "cbpass",
    "database": "cosmos_gui"
  }
}
{
  "gui": {
    "port": 9090
  },
  "hdfs": {
    "quota": 5
  },
  "oauth2": {
    "idmURL": "",
    "client_id": "",
    "client_secret": "",
    "callbackURL": "http://localhost/login",
    "response_type": "code"
  },
  "mysql": {
    "host": "",
    "port": 3306,
    "user": "",
    "password": "",
    "database": "cosmos_gui"
  }
}
ADD a HDFS section in config file
ADD a HDFS section in config file
