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-rw-r--r--yardstick/benchmark/scenarios/lib/attach_volume.py35
-rw-r--r--yardstick/common/exceptions.py4
-rw-r--r--yardstick/common/openstack_utils.py37
-rw-r--r--yardstick/tests/unit/benchmark/scenarios/lib/test_attach_volume.py52
-rw-r--r--yardstick/tests/unit/common/test_openstack_utils.py22
5 files changed, 115 insertions, 35 deletions
diff --git a/yardstick/benchmark/scenarios/lib/attach_volume.py b/yardstick/benchmark/scenarios/lib/attach_volume.py
index 88124964b..96dd130b1 100644
--- a/yardstick/benchmark/scenarios/lib/attach_volume.py
+++ b/yardstick/benchmark/scenarios/lib/attach_volume.py
@@ -6,30 +6,31 @@
# 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.benchmark.scenarios import base
-import yardstick.common.openstack_utils as op_utils
+from yardstick.common import openstack_utils
+from yardstick.common import exceptions
LOG = logging.getLogger(__name__)
class AttachVolume(base.Scenario):
- """Attach a volmeu to an instance"""
+ """Attach a volume to an instance"""
__scenario_type__ = "AttachVolume"
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_name_or_id = self.options["server_name_or_id"]
+ self.volume_name_or_id = self.options["volume_name_or_id"]
+ self.device = self.options.get("device")
+ 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
@@ -44,10 +45,14 @@ class AttachVolume(base.Scenario):
if not self.setup_done:
self.setup()
- status = op_utils.attach_server_volume(self.server_id,
- self.volume_id)
+ status = openstack_utils.attach_volume_to_server(
+ self.shade_client, self.server_name_or_id, self.volume_name_or_id,
+ device=self.device, wait=self.wait, timeout=self.timeout)
+
+ if not status:
+ result.update({"attach_volume": 0})
+ LOG.error("Attach volume to server failed!")
+ raise exceptions.ScenarioAttachVolumeError
- if status:
- LOG.info("Attach volume to server successful!")
- else:
- LOG.info("Attach volume to server failed!")
+ result.update({"attach_volume": 1})
+ LOG.info("Attach volume to server successful!")
diff --git a/yardstick/common/exceptions.py b/yardstick/common/exceptions.py
index 330eb5e0a..13117e02f 100644
--- a/yardstick/common/exceptions.py
+++ b/yardstick/common/exceptions.py
@@ -214,3 +214,7 @@ class ScenarioCreateKeypairError(YardstickException):
class ScenarioDeleteKeypairError(YardstickException):
message = 'Nova Delete Keypair Scenario failed'
+
+
+class ScenarioAttachVolumeError(YardstickException):
+ message = 'Nova Attach Volume Scenario failed'
diff --git a/yardstick/common/openstack_utils.py b/yardstick/common/openstack_utils.py
index 0902d29e1..0a3cfb5fc 100644
--- a/yardstick/common/openstack_utils.py
+++ b/yardstick/common/openstack_utils.py
@@ -264,17 +264,36 @@ def create_instance_and_wait_for_active(shade_client, name, image,
"Exception message, '%s'", o_exc.orig_message)
-def attach_server_volume(server_id, volume_id,
- device=None): # pragma: no cover
+def attach_volume_to_server(shade_client, server_name_or_id, volume_name_or_id,
+ device=None, wait=True, timeout=None):
+ """Attach a volume to a server.
+
+ This will attach a volume, described by the passed in volume
+ dict, to the server described by the passed in server dict on the named
+ device on the server.
+
+ If the volume is already attached to the server, or generally not
+ available, then an exception is raised. To re-attach to a server,
+ but under a different device, the user must detach it first.
+
+ :param server_name_or_id:(string) The server name or id to attach to.
+ :param volume_name_or_id:(string) The volume name or id to attach.
+ :param device:(string) The device name where the volume will attach.
+ :param wait:(bool) If true, waits for volume to be attached.
+ :param timeout: Seconds to wait for volume attachment. None is forever.
+
+ :returns: True if attached successful, False otherwise.
+ """
try:
- get_nova_client().volumes.create_server_volume(server_id,
- volume_id, device)
- except Exception: # pylint: disable=broad-except
- log.exception("Error [attach_server_volume(nova_client, '%s', '%s')]",
- server_id, volume_id)
- return False
- else:
+ server = shade_client.get_server(name_or_id=server_name_or_id)
+ volume = shade_client.get_volume(volume_name_or_id)
+ shade_client.attach_volume(
+ server, volume, device=device, wait=wait, timeout=timeout)
return True
+ except exc.OpenStackCloudException as o_exc:
+ log.error("Error [attach_volume_to_server(shade_client)]. "
+ "Exception message: %s", o_exc.orig_message)
+ return False
def delete_instance(shade_client, name_or_id, wait=False, timeout=180,
diff --git a/yardstick/tests/unit/benchmark/scenarios/lib/test_attach_volume.py b/yardstick/tests/unit/benchmark/scenarios/lib/test_attach_volume.py
index 2964ecc14..bb7fa4536 100644
--- a/yardstick/tests/unit/benchmark/scenarios/lib/test_attach_volume.py
+++ b/yardstick/tests/unit/benchmark/scenarios/lib/test_attach_volume.py
@@ -6,21 +6,51 @@
# 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.attach_volume import AttachVolume
+from yardstick.common import openstack_utils
+from yardstick.common import exceptions
+from yardstick.benchmark.scenarios.lib import attach_volume
class AttachVolumeTestCase(unittest.TestCase):
- @mock.patch('yardstick.common.openstack_utils.attach_server_volume')
- def test_attach_volume(self, mock_attach_server_volume):
- options = {
- 'volume_id': '123-456-000',
- 'server_id': '000-123-456'
- }
- args = {"options": options}
- obj = AttachVolume(args, {})
- obj.run({})
- mock_attach_server_volume.assert_called_once()
+ def setUp(self):
+
+ self._mock_attach_volume_to_server = mock.patch.object(
+ openstack_utils, 'attach_volume_to_server')
+ self.mock_attach_volume_to_server = (
+ self._mock_attach_volume_to_server.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(attach_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.addCleanup(self._stop_mock)
+ self.attachvol_obj = attach_volume.AttachVolume(self.args, mock.ANY)
+
+ def _stop_mock(self):
+ self._mock_attach_volume_to_server.stop()
+ self._mock_get_shade_client.stop()
+ self._mock_log.stop()
+
+ def test_run(self):
+ self.mock_attach_volume_to_server.return_value = True
+ self.assertIsNone(self.attachvol_obj.run(self.result))
+ self.assertEqual({'attach_volume': 1}, self.result)
+ self.mock_log.info.asset_called_once_with(
+ 'Attach volume to server successful!')
+
+ def test_run_fail(self):
+ self.mock_attach_volume_to_server.return_value = False
+ with self.assertRaises(exceptions.ScenarioAttachVolumeError):
+ self.attachvol_obj.run(self.result)
+ self.assertEqual({'attach_volume': 0}, self.result)
+ self.mock_log.error.assert_called_once_with(
+ 'Attach volume to server failed!')
diff --git a/yardstick/tests/unit/common/test_openstack_utils.py b/yardstick/tests/unit/common/test_openstack_utils.py
index 4dc4a7082..3441ad264 100644
--- a/yardstick/tests/unit/common/test_openstack_utils.py
+++ b/yardstick/tests/unit/common/test_openstack_utils.py
@@ -445,3 +445,25 @@ class DeleteKeypairTestCase(unittest.TestCase):
'key_name')
mock_logger.error.assert_called_once()
self.assertFalse(output)
+
+
+class AttachVolumeToServerTestCase(unittest.TestCase):
+
+ def test_attach_volume_to_server(self):
+ self.mock_shade_client = mock.Mock()
+ self.mock_shade_client.get_server.return_value = {'server_dict'}
+ self.mock_shade_client.get_volume.return_value = {'volume_dict'}
+ self.mock_shade_client.attach_volume.return_value = True
+ output = openstack_utils.attach_volume_to_server(
+ self.mock_shade_client, 'server_name_or_id', 'volume_name_or_id')
+ self.assertTrue(output)
+
+ @mock.patch.object(openstack_utils, 'log')
+ def test_attach_volume_to_server_fail(self, mock_logger):
+ self.mock_shade_client = mock.Mock()
+ self.mock_shade_client.attach_volume.side_effect = (
+ exc.OpenStackCloudException('error message'))
+ output = openstack_utils.attach_volume_to_server(
+ self.mock_shade_client, 'server_name_or_id', 'volume_name_or_id')
+ mock_logger.error.assert_called_once()
+ self.assertFalse(output)