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-rw-r--r--yardstick/benchmark/scenarios/lib/detach_volume.py33
-rw-r--r--yardstick/common/exceptions.py4
-rw-r--r--yardstick/common/openstack_utils.py22
-rw-r--r--yardstick/tests/unit/benchmark/scenarios/lib/test_detach_volume.py53
-rw-r--r--yardstick/tests/unit/common/test_openstack_utils.py27
5 files changed, 109 insertions, 30 deletions
diff --git a/yardstick/benchmark/scenarios/lib/detach_volume.py b/yardstick/benchmark/scenarios/lib/detach_volume.py
index 0b02a3a81..76c0167bd 100644
--- a/yardstick/benchmark/scenarios/lib/detach_volume.py
+++ b/yardstick/benchmark/scenarios/lib/detach_volume.py
@@ -6,14 +6,12 @@
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
-
-from __future__ import print_function
-from __future__ import absolute_import
-
import logging
+from yardstick.common import openstack_utils
+from yardstick.common import exceptions
from yardstick.benchmark.scenarios import base
-import yardstick.common.openstack_utils as op_utils
+
LOG = logging.getLogger(__name__)
@@ -26,10 +24,14 @@ class DetachVolume(base.Scenario):
def __init__(self, scenario_cfg, context_cfg):
self.scenario_cfg = scenario_cfg
self.context_cfg = context_cfg
- self.options = self.scenario_cfg['options']
+ self.options = self.scenario_cfg["options"]
- self.server_id = self.options.get("server_id", "TestServer")
- self.volume_id = self.options.get("volume_id", None)
+ self.server = self.options["server_name_or_id"]
+ self.volume = self.options["volume_name_or_id"]
+ self.wait = self.options.get("wait", True)
+ self.timeout = self.options.get("timeout")
+
+ self.shade_client = openstack_utils.get_shade_client()
self.setup_done = False
@@ -44,11 +46,14 @@ class DetachVolume(base.Scenario):
if not self.setup_done:
self.setup()
- status = op_utils.detach_volume(self.server_id, self.volume_id)
+ status = openstack_utils.detach_volume(
+ self.shade_client, self.server, self.volume,
+ wait=self.wait, timeout=self.timeout)
- if status:
- result.update({"detach_volume": 1})
- LOG.info("Detach volume from server successful!")
- else:
+ if not status:
result.update({"detach_volume": 0})
- LOG.info("Detach volume from server failed!")
+ LOG.error("Detach volume from server failed!")
+ raise exceptions.ScenarioDetachVolumeError
+
+ result.update({"detach_volume": 1})
+ LOG.info("Detach volume from server successful!")
diff --git a/yardstick/common/exceptions.py b/yardstick/common/exceptions.py
index f82290036..36c7eef05 100644
--- a/yardstick/common/exceptions.py
+++ b/yardstick/common/exceptions.py
@@ -238,3 +238,7 @@ class ScenarioCreateVolumeError(YardstickException):
class ScenarioDeleteVolumeError(YardstickException):
message = 'Cinder Delete Volume Scenario failed'
+
+
+class ScenarioDetachVolumeError(YardstickException):
+ message = 'Cinder Detach Volume Scenario failed'
diff --git a/yardstick/common/openstack_utils.py b/yardstick/common/openstack_utils.py
index 3909bcb2e..e3e08feb6 100644
--- a/yardstick/common/openstack_utils.py
+++ b/yardstick/common/openstack_utils.py
@@ -839,11 +839,23 @@ def delete_volume(shade_client, name_or_id=None, wait=True, timeout=None):
return False
-def detach_volume(server_id, volume_id): # pragma: no cover
+def detach_volume(shade_client, server_name_or_id, volume_name_or_id,
+ wait=True, timeout=None):
+ """Detach a volume from a server.
+
+ :param server_name_or_id: The server name or id to detach from.
+ :param volume_name_or_id: The volume name or id to detach.
+ :param wait: If true, waits for volume to be detached.
+ :param timeout: Seconds to wait for volume detachment. None is forever.
+
+ :return: True on success.
+ """
try:
- get_nova_client().volumes.delete_server_volume(server_id, volume_id)
+ volume = shade_client.get_volume(volume_name_or_id)
+ server = get_server(shade_client, name_or_id=server_name_or_id)
+ shade_client.detach_volume(server, volume, wait=wait, timeout=timeout)
return True
- except Exception: # pylint: disable=broad-except
- log.exception("Error [detach_server_volume(nova_client, '%s', '%s')]",
- server_id, volume_id)
+ except (exc.OpenStackCloudException, exc.OpenStackCloudTimeout) as o_exc:
+ log.error("Error [detach_volume(shade_client)]. "
+ "Exception message: %s", o_exc.orig_message)
return False
diff --git a/yardstick/tests/unit/benchmark/scenarios/lib/test_detach_volume.py b/yardstick/tests/unit/benchmark/scenarios/lib/test_detach_volume.py
index 9794d2129..2bc57f495 100644
--- a/yardstick/tests/unit/benchmark/scenarios/lib/test_detach_volume.py
+++ b/yardstick/tests/unit/benchmark/scenarios/lib/test_detach_volume.py
@@ -6,21 +6,52 @@
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
+from oslo_utils import uuidutils
import unittest
import mock
-from yardstick.benchmark.scenarios.lib.detach_volume import DetachVolume
+from yardstick.common import openstack_utils
+from yardstick.common import exceptions
+from yardstick.benchmark.scenarios.lib import detach_volume
class DetachVolumeTestCase(unittest.TestCase):
- @mock.patch('yardstick.common.openstack_utils.detach_volume')
- def test_detach_volume(self, mock_detach_volume):
- options = {
- 'server_id': '321-321-321',
- 'volume_id': '123-123-123'
- }
- args = {"options": options}
- obj = DetachVolume(args, {})
- obj.run({})
- mock_detach_volume.assert_called_once()
+ def setUp(self):
+ self._mock_detach_volume = mock.patch.object(
+ openstack_utils, 'detach_volume')
+ self.mock_detach_volume = (
+ self._mock_detach_volume.start())
+ self._mock_get_shade_client = mock.patch.object(
+ openstack_utils, 'get_shade_client')
+ self.mock_get_shade_client = self._mock_get_shade_client.start()
+ self._mock_log = mock.patch.object(detach_volume, 'LOG')
+ self.mock_log = self._mock_log.start()
+ _uuid = uuidutils.generate_uuid()
+ self.args = {'options': {'server_name_or_id': _uuid,
+ 'volume_name_or_id': _uuid}}
+ self.result = {}
+
+ self.detachvol_obj = detach_volume.DetachVolume(self.args, mock.ANY)
+
+ self.addCleanup(self._stop_mock)
+
+ def _stop_mock(self):
+ self._mock_detach_volume.stop()
+ self._mock_get_shade_client.stop()
+ self._mock_log.stop()
+
+ def test_run(self):
+ self.mock_detach_volume.return_value = True
+ self.assertIsNone(self.detachvol_obj.run(self.result))
+ self.assertEqual({'detach_volume': 1}, self.result)
+ self.mock_log.info.assert_called_once_with(
+ 'Detach volume from server successful!')
+
+ def test_run_fail(self):
+ self.mock_detach_volume.return_value = False
+ with self.assertRaises(exceptions.ScenarioDetachVolumeError):
+ self.detachvol_obj.run(self.result)
+ self.assertEqual({'detach_volume': 0}, self.result)
+ self.mock_log.error.assert_called_once_with(
+ 'Detach volume from server failed!')
diff --git a/yardstick/tests/unit/common/test_openstack_utils.py b/yardstick/tests/unit/common/test_openstack_utils.py
index 9498c3c99..a1a4af2e9 100644
--- a/yardstick/tests/unit/common/test_openstack_utils.py
+++ b/yardstick/tests/unit/common/test_openstack_utils.py
@@ -629,3 +629,30 @@ class DeleteVolumeTestCase(unittest.TestCase):
'volume_name_or_id')
mock_logger.error.assert_called_once()
self.assertFalse(output)
+
+
+class DetachVolumeTestCase(unittest.TestCase):
+
+ @mock.patch.object(openstack_utils, 'get_server')
+ def test_detach_volume(self, mock_get_server):
+ self.mock_shade_client = mock.Mock()
+ mock_get_server.return_value = {'server_dict'}
+ self.mock_shade_client.get_volume.return_value = {'volume_dict'}
+ output = openstack_utils.detach_volume(self.mock_shade_client,
+ 'server_name_or_id',
+ 'volume_name_or_id')
+ self.assertTrue(output)
+
+ @mock.patch.object(openstack_utils, 'get_server')
+ @mock.patch.object(openstack_utils, 'log')
+ def test_detach_volume_exception(self, mock_logger, mock_get_server):
+ self.mock_shade_client = mock.Mock()
+ mock_get_server.return_value = {'server_dict'}
+ self.mock_shade_client.get_volume.return_value = {'volume_dict'}
+ self.mock_shade_client.detach_volume.side_effect = (
+ exc.OpenStackCloudException('error message'))
+ output = openstack_utils.detach_volume(self.mock_shade_client,
+ 'server_name_or_id',
+ 'volume_name_or_id')
+ mock_logger.error.assert_called_once()
+ self.assertFalse(output)