Revert "Remove python-oneviewclient from Ironic OneView drivers"

Reverting these changes because python-hpOneView does not provide HTTPS
secure connection with custom CAcert and could cause a possible security issue.

This reverts commit 037360f64d5db7401df1d656fa8f1932011b5587.

Change-Id: I2a95f3cd23f20c363fe97fc347c9d2619d2ab5e9

17 files changed, 159 insertions, 30 deletions

diff --git a/doc/source/admin/drivers/oneview.rst b/doc/source/admin/drivers/oneview.rst
index 91d369671..2793af870 100644
--- a/doc/source/admin/drivers/oneview.rst
+++ b/doc/source/admin/drivers/oneview.rst
@@ -24,8 +24,9 @@ Classic Drivers
 ===============
 
 The ``iscsi_pxe_oneview`` and ``agent_pxe_oneview`` drivers implement the
-core interfaces of an ironic Driver [2]_, and use the ``hpOneView`` [3]_ to
-provide communication between ironic and OneView through OneView's REST API.
+core interfaces of an ironic Driver [2]_, and use the ``python-oneviewclient``
+[3]_ to provide communication between ironic and OneView through OneView's
+REST API.
 
 .. note::
    Classic drivers will be deprecated in favor of Hardware Types.
@@ -38,15 +39,15 @@ process:
 * The ironic driver for OneView, which can be:
     * `iscsi_pxe_oneview` or
     * `agent_pxe_oneview`
-* The hpOneView library
+* The python-oneviewclient library
 * The OneView appliance
 
 The role of ironic is to serve as a bare metal provider to OneView's managed
 physical hardware and to provide communication with other necessary OpenStack
 services such as Nova and Glance. When ironic receives a boot request, it
 works together with the ironic OneView driver to access a machine in OneView,
-the ``hpOneView`` being responsible for the communication with the OneView
-appliance.
+the ``python-oneviewclient`` being responsible for the communication with the
+OneView appliance.
 
 From the Newton release on, OneView drivers enables a new feature called
 **dynamic allocation** of nodes [6]_. In this model, the driver allocates
@@ -71,14 +72,14 @@ The following requirements apply for both ``iscsi_pxe_oneview`` and
 
   Minimum version supported is 2.0.
 
-* ``hpOneView`` is a python package containing a client to manage the
-  communication between ironic and OneView.
+* ``python-oneviewclient`` is a python package containing a client to manage
+  the communication between ironic and OneView.
 
-  Install the ``hpOneView`` module to enable the communication. Minimum version
-  required is 3.2.1 but it is recommended to install the most up-to-date
-  version::
+  Install the ``python-oneviewclient`` module to enable the communication.
+  Minimum version required is 2.4.0 but it is recommended to install the most
+  up-to-date version::
 
-  $ pip install "hpOneView>=3.2.1"
+  $ pip install "python-oneviewclient<3.0.0,>=2.4.0"
 
 * ``ironic-inspector`` if using hardware inspection.
 
@@ -96,7 +97,7 @@ Tested platforms
   - Proliant BL460c Gen8
   - Proliant BL460c Gen9
   - Proliant BL465c Gen8
-  - Proliant DL360 Gen9
+  - Proliant DL360 Gen9 (starting with python-oneviewclient 2.1.0)
 
   Notice that for the driver to work correctly with Gen8 and Gen9 DL servers
   in general, the hardware also needs to run version 4.2.3 of iLO, with
@@ -434,7 +435,7 @@ References
 ==========
 .. [1] HP OneView - https://www.hpe.com/us/en/integrated-systems/software.html
 .. [2] :ref:`architecture_drivers`
-.. [3] hpOneView - https://pypi.python.org/pypi/hpOneView
+.. [3] python-oneviewclient - https://pypi.python.org/pypi/python-oneviewclient
 .. [6] Dynamic Allocation in OneView drivers - http://specs.openstack.org/openstack/ironic-specs/specs/not-implemented/oneview-drivers-dynamic-allocation.html
 .. [7] ironic-oneviewd - https://pypi.python.org/pypi/ironic-oneviewd/
 .. [8] ironic-oneview-cli - https://pypi.python.org/pypi/ironic-oneview-cli/
diff --git a/driver-requirements.txt b/driver-requirements.txt
index ac0070fbf..2c3a62b8e 100644
--- a/driver-requirements.txt
+++ b/driver-requirements.txt
@@ -7,9 +7,10 @@
 proliantutils>=2.4.1
 pysnmp
 python-ironic-inspector-client>=1.5.0
+python-oneviewclient<3.0.0,>=2.5.2
 python-scciclient>=0.5.0
 python-ilorest-library>=1.9.2
-hpOneView>=3.2.1
+hpOneView<4.0.0,>=3.2.1
 UcsSdk==0.8.2.2
 python-dracclient>=1.3.0
 
diff --git a/ironic/drivers/fake.py b/ironic/drivers/fake.py
index 27b62e152..28ddf1f7f 100644
--- a/ironic/drivers/fake.py
+++ b/ironic/drivers/fake.py
@@ -40,6 +40,7 @@ from ironic.drivers.modules.irmc import inspect as irmc_inspect
 from ironic.drivers.modules.irmc import management as irmc_management
 from ironic.drivers.modules.irmc import power as irmc_power
 from ironic.drivers.modules import iscsi_deploy
+from ironic.drivers.modules.oneview import common as oneview_common
 from ironic.drivers.modules.oneview import management as oneview_management
 from ironic.drivers.modules.oneview import power as oneview_power
 from ironic.drivers.modules import pxe
@@ -218,14 +219,19 @@ class FakeCIMCDriver(base.BaseDriver):
 
 
 class FakeOneViewDriver(base.BaseDriver):
-    """Fake OneView driver. For testing purposes."""
+    """Fake OneView driver. For testing purposes. """
 
     def __init__(self):
-        if not importutils.try_import('hpOneView.oneview_client'):
+        if not importutils.try_import('oneview_client.client'):
             raise exception.DriverLoadError(
                 driver=self.__class__.__name__,
-                reason=_("Unable to import hpOneView library"))
+                reason=_("Unable to import python-oneviewclient library"))
 
+        # Checks connectivity to OneView and version compatibility on driver
+        # initialization
+        oneview_client = oneview_common.get_oneview_client()
+        oneview_client.verify_oneview_version()
+        oneview_client.verify_credentials()
         self.power = oneview_power.OneViewPower()
         self.management = oneview_management.OneViewManagement()
         self.boot = fake.FakeBoot()
diff --git a/ironic/drivers/modules/oneview/common.py b/ironic/drivers/modules/oneview/common.py
index 122c847f2..cb0b871a6 100644
--- a/ironic/drivers/modules/oneview/common.py
+++ b/ironic/drivers/modules/oneview/common.py
@@ -25,10 +25,20 @@ from ironic.drivers import utils
 
 LOG = logging.getLogger(__name__)
 
+# NOTE(mrtenio): hpOneView will be the default library for OneView. It
+# is being introduced together with the python-oneviewclient to be used
+# generally by other patches. python-oneviewclient will be removed
+# subsequently.
+client = importutils.try_import('oneview_client.client')
+oneview_utils = importutils.try_import('oneview_client.utils')
+oneview_states = importutils.try_import('oneview_client.states')
+oneview_exceptions = importutils.try_import('oneview_client.exceptions')
+
 hponeview_client = importutils.try_import('hpOneView.oneview_client')
 redfish = importutils.try_import('redfish')
 client_exception = importutils.try_import('hpOneView.exceptions')
 
+
 REQUIRED_ON_DRIVER_INFO = {
     'server_hardware_uri': _("Server Hardware URI. Required in driver_info."),
 }
@@ -65,6 +75,25 @@ NODE_IN_USE_BY_ONEVIEW = 'node in use by OneView'
 SERVER_HARDWARE_ALLOCATION_ERROR = 'server hardware allocation error'
 
 
+def get_oneview_client():
+    """Generate an instance of the OneView client.
+
+    Generates an instance of the OneView client using the imported
+    oneview_client library.
+
+    :returns: an instance of the OneView client
+    """
+    oneview_client = client.Client(
+        manager_url=CONF.oneview.manager_url,
+        username=CONF.oneview.username,
+        password=CONF.oneview.password,
+        allow_insecure_connections=CONF.oneview.allow_insecure_connections,
+        tls_cacert_file=CONF.oneview.tls_cacert_file,
+        max_polling_attempts=CONF.oneview.max_polling_attempts
+    )
+    return oneview_client
+
+
 def prepare_manager_url(manager_url):
     # NOTE(mrtenio) python-oneviewclient uses https or http in the manager_url
     # while python-hpOneView does not. This will not be necessary when
@@ -76,9 +105,9 @@ def prepare_manager_url(manager_url):
 
 
 def get_hponeview_client():
-    """Generate an instance of the HPE OneView client.
+    """Generate an instance of the hpOneView client.
 
-    Generates an instance of the HPE OneView client using the hpOneView lib.
+    Generates an instance of the hpOneView client using the hpOneView library.
 
     :returns: an instance of the OneViewClient
     :raises: InvalidParameterValue if mandatory information is missing on the
diff --git a/ironic/drivers/modules/oneview/deploy.py b/ironic/drivers/modules/oneview/deploy.py
index 3f2704986..d4553a32f 100644
--- a/ironic/drivers/modules/oneview/deploy.py
+++ b/ironic/drivers/modules/oneview/deploy.py
@@ -221,6 +221,7 @@ class OneViewIscsiDeploy(iscsi_deploy.ISCSIDeploy, OneViewPeriodicTasks):
     def __init__(self):
         super(OneViewIscsiDeploy, self).__init__()
         self.client = common.get_hponeview_client()
+        self.oneview_client = common.get_oneview_client()
 
     def get_properties(self):
         return deploy_utils.get_properties()
@@ -264,6 +265,7 @@ class OneViewAgentDeploy(agent.AgentDeploy, OneViewPeriodicTasks):
     def __init__(self):
         super(OneViewAgentDeploy, self).__init__()
         self.client = common.get_hponeview_client()
+        self.oneview_client = common.get_oneview_client()
 
     def get_properties(self):
         return deploy_utils.get_properties()
diff --git a/ironic/drivers/modules/oneview/deploy_utils.py b/ironic/drivers/modules/oneview/deploy_utils.py
index 9b6b31b1d..ad6a711e0 100644
--- a/ironic/drivers/modules/oneview/deploy_utils.py
+++ b/ironic/drivers/modules/oneview/deploy_utils.py
@@ -26,6 +26,8 @@ from ironic.drivers.modules.oneview import common
 LOG = logging.getLogger(__name__)
 
 client_exception = importutils.try_import('hpOneView.exceptions')
+oneview_exception = importutils.try_import('oneview_client.exceptions')
+oneview_utils = importutils.try_import('oneview_client.utils')
 
 
 def get_properties():
@@ -199,7 +201,7 @@ def is_node_in_use_by_oneview(client, node):
 def is_node_in_use_by_ironic(client, node):
     """Check if node is in use by ironic in OneView.
 
-    :param client: an instance of the HPE OneView client
+    :param client: an instance of the OneView client
     :param node: an ironic node object
     :returns: Boolean value. True if node is in use by ironic,
               False otherwise.
diff --git a/ironic/drivers/modules/oneview/inspect.py b/ironic/drivers/modules/oneview/inspect.py
index 40d674547..fc3838d50 100644
--- a/ironic/drivers/modules/oneview/inspect.py
+++ b/ironic/drivers/modules/oneview/inspect.py
@@ -15,6 +15,7 @@
 
 from futurist import periodics
 from ironic_lib import metrics_utils
+from oslo_utils import importutils
 
 from ironic.common import exception
 from ironic.common import states
@@ -26,6 +27,9 @@ from ironic.drivers.modules.oneview import deploy_utils
 
 METRICS = metrics_utils.get_metrics_logger(__name__)
 
+oneview_exception = importutils.try_import('oneview_client.exceptions')
+oneview_utils = importutils.try_import('oneview_client.utils')
+
 
 class OneViewInspect(inspector.Inspector):
     """Interface for in band inspection."""
@@ -33,6 +37,7 @@ class OneViewInspect(inspector.Inspector):
     def __init__(self):
         super(OneViewInspect, self).__init__()
         self.client = common.get_hponeview_client()
+        self.oneview_client = common.get_oneview_client()
 
     def get_properties(self):
         return deploy_utils.get_properties()
@@ -62,7 +67,7 @@ class OneViewInspect(inspector.Inspector):
     def inspect_hardware(self, task):
         profile_name = 'Ironic Inspecting [%s]' % task.node.uuid
         deploy_utils.allocate_server_hardware_to_ironic(
-            self.client, task.node, profile_name
+            self.oneview_client, task.node, profile_name
         )
         return super(OneViewInspect, self).inspect_hardware(task)
 
diff --git a/ironic/drivers/modules/oneview/management.py b/ironic/drivers/modules/oneview/management.py
index bf6549c22..f94c1bca3 100644
--- a/ironic/drivers/modules/oneview/management.py
+++ b/ironic/drivers/modules/oneview/management.py
@@ -26,6 +26,7 @@ from ironic.drivers.modules.oneview import common
 from ironic.drivers.modules.oneview import deploy_utils
 
 client_exception = importutils.try_import('hpOneView.exceptions')
+oneview_exceptions = importutils.try_import('oneview_client.exceptions')
 
 LOG = logging.getLogger(__name__)
 METRICS = metrics_utils.get_metrics_logger(__name__)
@@ -166,6 +167,7 @@ class OneViewManagement(base.ManagementInterface):
     def __init__(self):
         super(OneViewManagement, self).__init__()
         self.client = common.get_hponeview_client()
+        self.oneview_client = common.get_oneview_client()
 
     def get_properties(self):
         return deploy_utils.get_properties()
@@ -190,6 +192,7 @@ class OneViewManagement(base.ManagementInterface):
 
         try:
             common.validate_oneview_resources_compatibility(self.client, task)
+
             if not deploy_utils.is_node_in_use_by_ironic(
                 self.client, task.node
             ):
diff --git a/ironic/drivers/modules/oneview/power.py b/ironic/drivers/modules/oneview/power.py
index ab0091f55..fe4115bf5 100644
--- a/ironic/drivers/modules/oneview/power.py
+++ b/ironic/drivers/modules/oneview/power.py
@@ -27,6 +27,7 @@ from ironic.drivers.modules.oneview import deploy_utils
 from ironic.drivers.modules.oneview import management
 
 client_exception = importutils.try_import('hpOneView.exceptions')
+oneview_exceptions = importutils.try_import('oneview_client.exceptions')
 
 LOG = logging.getLogger(__name__)
 METRICS = metrics_utils.get_metrics_logger(__name__)
@@ -59,6 +60,7 @@ class OneViewPower(base.PowerInterface):
     def __init__(self):
         super(OneViewPower, self).__init__()
         self.client = common.get_hponeview_client()
+        self.oneview_client = common.get_oneview_client()
 
     def get_properties(self):
         return deploy_utils.get_properties()
diff --git a/ironic/drivers/oneview.py b/ironic/drivers/oneview.py
index 9391bcd97..27038a46d 100644
--- a/ironic/drivers/oneview.py
+++ b/ironic/drivers/oneview.py
@@ -21,6 +21,7 @@ from ironic.common.i18n import _
 from ironic.drivers import base
 from ironic.drivers import generic
 from ironic.drivers.modules import noop
+from ironic.drivers.modules.oneview import common
 from ironic.drivers.modules.oneview import deploy
 from ironic.drivers.modules.oneview import inspect
 from ironic.drivers.modules.oneview import management
@@ -56,7 +57,7 @@ class OneViewHardware(generic.GenericHardware):
 
 
 class AgentPXEOneViewDriver(base.BaseDriver):
-    """OneViewDriver using HPE OneViewClient interface.
+    """OneViewDriver using OneViewClient interface.
 
     This driver implements the `core` functionality using
     :class:ironic.drivers.modules.oneview.power.OneViewPower for power
@@ -65,11 +66,21 @@ class AgentPXEOneViewDriver(base.BaseDriver):
     """
 
     def __init__(self):
+        if not importutils.try_import('oneview_client.client'):
+            raise exception.DriverLoadError(
+                driver=self.__class__.__name__,
+                reason=_("Unable to import python-oneviewclient library"))
+
         if not importutils.try_import('hpOneView.oneview_client'):
             raise exception.DriverLoadError(
                 driver=self.__class__.__name__,
                 reason=_("Unable to import hpOneView library"))
 
+        # Checks connectivity to OneView and version compatibility on driver
+        # initialization
+        oneview_client = common.get_oneview_client()
+        oneview_client.verify_oneview_version()
+        oneview_client.verify_credentials()
         self.power = power.OneViewPower()
         self.management = management.OneViewManagement()
         self.boot = pxe.PXEBoot()
@@ -79,7 +90,7 @@ class AgentPXEOneViewDriver(base.BaseDriver):
 
 
 class ISCSIPXEOneViewDriver(base.BaseDriver):
-    """OneViewDriver using HPE OneViewClient interface.
+    """OneViewDriver using OneViewClient interface.
 
     This driver implements the `core` functionality using
     :class:ironic.drivers.modules.oneview.power.OneViewPower for power
@@ -88,11 +99,21 @@ class ISCSIPXEOneViewDriver(base.BaseDriver):
     """
 
     def __init__(self):
+        if not importutils.try_import('oneview_client.client'):
+            raise exception.DriverLoadError(
+                driver=self.__class__.__name__,
+                reason=_("Unable to import python-oneviewclient library"))
+
         if not importutils.try_import('hpOneView.oneview_client'):
             raise exception.DriverLoadError(
                 driver=self.__class__.__name__,
                 reason=_("Unable to import hpOneView library"))
 
+        # Checks connectivity to OneView and version compatibility on driver
+        # initialization
+        oneview_client = common.get_oneview_client()
+        oneview_client.verify_oneview_version()
+        oneview_client.verify_credentials()
         self.power = power.OneViewPower()
         self.management = management.OneViewManagement()
         self.boot = pxe.PXEBoot()
diff --git a/ironic/tests/unit/drivers/modules/oneview/test_common.py b/ironic/tests/unit/drivers/modules/oneview/test_common.py
index 0755d5c06..7f26221ed 100644
--- a/ironic/tests/unit/drivers/modules/oneview/test_common.py
+++ b/ironic/tests/unit/drivers/modules/oneview/test_common.py
@@ -25,7 +25,8 @@ from ironic.tests.unit.db import base as db_base
 from ironic.tests.unit.db import utils as db_utils
 from ironic.tests.unit.objects import utils as obj_utils
 
-hponeview_client = importutils.try_import('hpOneView.oneview_client')
+hponeview_client = importutils.try_import('oneview_client.client')
+oneview_states = importutils.try_import('oneview_client.states')
 
 
 class OneViewCommonTestCase(db_base.DbTestCase):
diff --git a/ironic/tests/unit/drivers/modules/oneview/test_deploy.py b/ironic/tests/unit/drivers/modules/oneview/test_deploy.py
index 7304786de..0dd8e003f 100644
--- a/ironic/tests/unit/drivers/modules/oneview/test_deploy.py
+++ b/ironic/tests/unit/drivers/modules/oneview/test_deploy.py
@@ -14,6 +14,7 @@
 #    under the License.
 
 import mock
+from oslo_utils import importutils
 
 from ironic.common import driver_factory
 from ironic.common import exception
@@ -30,6 +31,8 @@ from ironic.tests.unit.db import base as db_base
 from ironic.tests.unit.db import utils as db_utils
 from ironic.tests.unit.objects import utils as obj_utils
 
+oneview_models = importutils.try_import('oneview_client.models')
+
 METHODS = ['iter_nodes', 'update_node', 'do_provisioning_action']
 PXE_DRV_INFO_DICT = db_utils.get_test_pxe_driver_info()
 PXE_INST_INFO_DICT = db_utils.get_test_pxe_instance_info()
@@ -83,6 +86,7 @@ class OneViewDriverDeploy(deploy.OneViewPeriodicTasks):
 
     def __init__(self):
         self.client = mock.MagicMock()
+        self.oneview_client = mock.MagicMock()
 
 
 @mock.patch('ironic.objects.Node', spec_set=True, autospec=True)
diff --git a/ironic/tests/unit/drivers/modules/oneview/test_management.py b/ironic/tests/unit/drivers/modules/oneview/test_management.py
index af48dbe9b..c6bbf1f69 100644
--- a/ironic/tests/unit/drivers/modules/oneview/test_management.py
+++ b/ironic/tests/unit/drivers/modules/oneview/test_management.py
@@ -29,7 +29,10 @@ from ironic.tests.unit.db import base as db_base
 from ironic.tests.unit.db import utils as db_utils
 from ironic.tests.unit.objects import utils as obj_utils
 
+
 client_exception = importutils.try_import('hpOneView.exceptions')
+oneview_exceptions = importutils.try_import('oneview_client.exceptions')
+oneview_models = importutils.try_import('oneview_client.models')
 
 
 @mock.patch.object(common, 'get_hponeview_client')
diff --git a/ironic/tests/unit/drivers/modules/oneview/test_power.py b/ironic/tests/unit/drivers/modules/oneview/test_power.py
index f4cb60055..0cba73b67 100644
--- a/ironic/tests/unit/drivers/modules/oneview/test_power.py
+++ b/ironic/tests/unit/drivers/modules/oneview/test_power.py
@@ -31,6 +31,8 @@ from ironic.tests.unit.db import utils as db_utils
 from ironic.tests.unit.objects import utils as obj_utils
 
 client_exception = importutils.try_import('hpOneView.exceptions')
+oneview_models = importutils.try_import('oneview_client.models')
+oneview_exceptions = importutils.try_import('oneview_client.exceptions')
 
 
 @mock.patch.object(common, 'get_hponeview_client')
diff --git a/ironic/tests/unit/drivers/third_party_driver_mock_specs.py b/ironic/tests/unit/drivers/third_party_driver_mock_specs.py
index c18586e61..4e7e8b7c0 100644
--- a/ironic/tests/unit/drivers/third_party_driver_mock_specs.py
+++ b/ironic/tests/unit/drivers/third_party_driver_mock_specs.py
@@ -123,6 +123,26 @@ SCCICLIENT_VIOM_CONF_SPEC = (
     'terminate',
 )
 
+ONEVIEWCLIENT_SPEC = (
+    'client',
+    'states',
+    'exceptions',
+    'models',
+    'utils',
+)
+
+ONEVIEWCLIENT_CLIENT_CLS_SPEC = (
+)
+
+ONEVIEWCLIENT_STATES_SPEC = (
+    'ONEVIEW_POWER_OFF',
+    'ONEVIEW_POWERING_OFF',
+    'ONEVIEW_POWER_ON',
+    'ONEVIEW_POWERING_ON',
+    'ONEVIEW_RESETTING',
+    'ONEVIEW_ERROR',
+)
+
 HPONEVIEW_SPEC = (
     'oneview_client',
     'resources',
diff --git a/ironic/tests/unit/drivers/third_party_driver_mocks.py b/ironic/tests/unit/drivers/third_party_driver_mocks.py
index 2eafc8a09..ed5992f50 100644
--- a/ironic/tests/unit/drivers/third_party_driver_mocks.py
+++ b/ironic/tests/unit/drivers/third_party_driver_mocks.py
@@ -25,6 +25,7 @@ Current list of mocked libraries:
 - proliantutils
 - pysnmp
 - scciclient
+- oneview_client
 - hpOneView
 - pywsman
 - python-dracclient
@@ -67,6 +68,38 @@ if not proliantutils:
     if 'ironic.drivers.ilo' in sys.modules:
         six.moves.reload_module(sys.modules['ironic.drivers.ilo'])
 
+
+oneview_client = importutils.try_import('oneview_client')
+if not oneview_client:
+    oneview_client = mock.MagicMock(spec_set=mock_specs.ONEVIEWCLIENT_SPEC)
+    sys.modules['oneview_client'] = oneview_client
+    sys.modules['oneview_client.client'] = oneview_client.client
+    states = mock.MagicMock(
+        spec_set=mock_specs.ONEVIEWCLIENT_STATES_SPEC,
+        ONEVIEW_POWER_OFF='Off',
+        ONEVIEW_POWERING_OFF='PoweringOff',
+        ONEVIEW_POWER_ON='On',
+        ONEVIEW_POWERING_ON='PoweringOn',
+        ONEVIEW_RESETTING='Resetting',
+        ONEVIEW_ERROR='error')
+    sys.modules['oneview_client.states'] = states
+    sys.modules['oneview_client.exceptions'] = oneview_client.exceptions
+    sys.modules['oneview_client.utils'] = oneview_client.utils
+    oneview_client.exceptions.OneViewException = type('OneViewException',
+                                                      (Exception,), {})
+    sys.modules['oneview_client.models'] = oneview_client.models
+
+oneview_client_module = importutils.try_import('oneview_client.client')
+# NOTE(vdrok): Always mock the oneview client, as it tries to establish
+# connection to oneview right in __init__, and stevedore does not seem to care
+# about mocks when it loads a module in mock_the_extension_manager
+sys.modules['oneview_client.client'].Client = mock.MagicMock(
+    spec_set=mock_specs.ONEVIEWCLIENT_CLIENT_CLS_SPEC
+)
+if 'ironic.drivers.oneview' in sys.modules:
+    six.moves.reload_module(sys.modules['ironic.drivers.modules.oneview'])
+
+
 hpOneView = importutils.try_import('hpOneView')
 if not hpOneView:
     hpOneView = mock.MagicMock(spec_set=mock_specs.HPONEVIEW_SPEC)
diff --git a/releasenotes/notes/remove-python-oneviewclient-f47e22322f7d151f.yaml b/releasenotes/notes/remove-python-oneviewclient-f47e22322f7d151f.yaml
deleted file mode 100644
index 468299e9e..000000000
--- a/releasenotes/notes/remove-python-oneviewclient-f47e22322f7d151f.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
----
-upgrade:
-  - |
-    The ``oneview`` drivers now use ``hpOneView`` and
-    ``python-ilorest-library`` libraries to communicate with OneView
-    appliances. The ``python-oneviewclient`` library is no longer used.