text: '''
  Copyright (c) 2015 SONATA-NFV [, ANY ADDITIONAL AFFILIATION]
  ALL RIGHTS RESERVED.
  
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  
      http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
  
  Neither the name of the SONATA-NFV [, ANY ADDITIONAL AFFILIATION]
  nor the names of its contributors may be used to endorse or promote 
  products derived from this software without specific prior written 
  permission.
  
  This work has been performed in the framework of the SONATA project,
  funded by the European Commission under Grant number 671517 through 
  the Horizon 2020 and 5G-PPP programmes. The authors would like to 
  acknowledge the contributions of their colleagues of the SONATA 
  partner consortium (www.sonata-nfv.eu).
  '''
  
  
  from influxdb import InfluxDBClient
  import json
  
  class influx(object):
      def __init__(self, host, port, usr, psw, db_name):
          self.host = host
          self.port = port
          self.db_name = db_name
          self.user = usr
          self.password = psw
          
      def query(self, query_):
          client = InfluxDBClient(self.host, self.port, self.user, self.password, self.db_name)
          result = client.query(query_)
          return result.raw
      
      def databases(self):
          client = InfluxDBClient(self.host, self.port, self.user, self.password, self.db_name)
          result = client.get_list_database()
          return result
      
      def getseries(self):
          client = InfluxDBClient(self.host, self.port, self.user, self.password, self.db_name)
          result = client.get_list_series(self.db_name)
          return result
  
      def checkDB(self, db_name):
          client = InfluxDBClient(self.host, self.port, self.user, self.password)
          result = client.get_list_database()
          for db in result:
              if db['name'] == db_name:
                  return True
          return False