yardstick/benchmark/scenarios/lib/attach_volume.py

   1 ##############################################################################
   2 # Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
   3 #
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 ##############################################################################
   9 import logging
  10
  11 from yardstick.benchmark.scenarios import base
  12 from yardstick.common import openstack_utils
  13 from yardstick.common import exceptions
  14
  15 LOG = logging.getLogger(__name__)
  16
  17
  18 class AttachVolume(base.Scenario):
  19     """Attach a volume to an instance"""
  20
  21     __scenario_type__ = "AttachVolume"
  22
  23     def __init__(self, scenario_cfg, context_cfg):
  24         self.scenario_cfg = scenario_cfg
  25         self.context_cfg = context_cfg
  26         self.options = self.scenario_cfg["options"]
  27
  28         self.server_name_or_id = self.options["server_name_or_id"]
  29         self.volume_name_or_id = self.options["volume_name_or_id"]
  30         self.device = self.options.get("device")
  31         self.wait = self.options.get("wait", True)
  32         self.timeout = self.options.get("timeout")
  33         self.shade_client = openstack_utils.get_shade_client()
  34
  35         self.setup_done = False
  36
  37     def setup(self):
  38         """scenario setup"""
  39
  40         self.setup_done = True
  41
  42     def run(self, result):
  43         """execute the test"""
  44
  45         if not self.setup_done:
  46             self.setup()
  47
  48         status = openstack_utils.attach_volume_to_server(
  49             self.shade_client, self.server_name_or_id, self.volume_name_or_id,
  50             device=self.device, wait=self.wait, timeout=self.timeout)
  51
  52         if not status:
  53             result.update({"attach_volume": 0})
  54             LOG.error("Attach volume to server failed!")
  55             raise exceptions.ScenarioAttachVolumeError
  56
  57         result.update({"attach_volume": 1})
  58         LOG.info("Attach volume to server successful!")