diff --git a/tempest/api/volume/admin/test_multi_backend.py b/tempest/api/volume/admin/test_multi_backend.py
index 32a355b..96e0264 100644
--- a/tempest/api/volume/admin/test_multi_backend.py
+++ b/tempest/api/volume/admin/test_multi_backend.py
@@ -12,11 +12,14 @@
 
 from tempest.api.volume import base
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest.openstack.common import log as logging
 from tempest.services.volume.json.admin import volume_types_client
 from tempest.services.volume.json import volumes_client
 from tempest.test import attr
 
+CONF = config.CONF
+
 LOG = logging.getLogger(__name__)
 
 
@@ -26,24 +29,24 @@
     @classmethod
     def setUpClass(cls):
         super(VolumeMultiBackendTest, cls).setUpClass()
-        if not cls.config.volume_feature_enabled.multi_backend:
+        if not CONF.volume_feature_enabled.multi_backend:
             cls.tearDownClass()
             raise cls.skipException("Cinder multi-backend feature disabled")
 
-        cls.backend1_name = cls.config.volume.backend1_name
-        cls.backend2_name = cls.config.volume.backend2_name
+        cls.backend1_name = CONF.volume.backend1_name
+        cls.backend2_name = CONF.volume.backend2_name
 
-        adm_user = cls.config.identity.admin_username
-        adm_pass = cls.config.identity.admin_password
-        adm_tenant = cls.config.identity.admin_tenant_name
-        auth_url = cls.config.identity.uri
+        adm_user = CONF.identity.admin_username
+        adm_pass = CONF.identity.admin_password
+        adm_tenant = CONF.identity.admin_tenant_name
+        auth_url = CONF.identity.uri
 
-        cls.volume_client = volumes_client.VolumesClientJSON(cls.config,
+        cls.volume_client = volumes_client.VolumesClientJSON(CONF,
                                                              adm_user,
                                                              adm_pass,
                                                              auth_url,
                                                              adm_tenant)
-        cls.type_client = volume_types_client.VolumeTypesClientJSON(cls.config,
+        cls.type_client = volume_types_client.VolumeTypesClientJSON(CONF,
                                                                     adm_user,
                                                                     adm_pass,
                                                                     auth_url,
diff --git a/tempest/api/volume/admin/test_volume_types.py b/tempest/api/volume/admin/test_volume_types.py
index 4add2c1..d481251 100644
--- a/tempest/api/volume/admin/test_volume_types.py
+++ b/tempest/api/volume/admin/test_volume_types.py
@@ -15,8 +15,11 @@
 
 from tempest.api.volume import base
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest.test import attr
 
+CONF = config.CONF
+
 
 class VolumeTypesTest(base.BaseVolumeV1AdminTest):
     _interface = "json"
@@ -43,8 +46,8 @@
         volume = {}
         vol_name = data_utils.rand_name("volume-")
         vol_type_name = data_utils.rand_name("volume-type-")
-        proto = self.config.volume.storage_protocol
-        vendor = self.config.volume.vendor_name
+        proto = CONF.volume.storage_protocol
+        vendor = CONF.volume.vendor_name
         extra_specs = {"storage_protocol": proto,
                        "vendor_name": vendor}
         body = {}
@@ -86,8 +89,8 @@
         # Create/get volume type.
         body = {}
         name = data_utils.rand_name("volume-type-")
-        proto = self.config.volume.storage_protocol
-        vendor = self.config.volume.vendor_name
+        proto = CONF.volume.storage_protocol
+        vendor = CONF.volume.vendor_name
         extra_specs = {"storage_protocol": proto,
                        "vendor_name": vendor}
         resp, body = self.client.create_volume_type(
diff --git a/tempest/api/volume/base.py b/tempest/api/volume/base.py
index 9c6eebe..de2b240 100644
--- a/tempest/api/volume/base.py
+++ b/tempest/api/volume/base.py
@@ -15,9 +15,12 @@
 
 from tempest import clients
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest.openstack.common import log as logging
 import tempest.test
 
+CONF = config.CONF
+
 LOG = logging.getLogger(__name__)
 
 
@@ -30,17 +33,17 @@
         cls.set_network_resources()
         super(BaseVolumeTest, cls).setUpClass()
 
-        if not cls.config.service_available.cinder:
+        if not CONF.service_available.cinder:
             skip_msg = ("%s skipped as Cinder is not available" % cls.__name__)
             raise cls.skipException(skip_msg)
 
         cls.os = cls.get_client_manager()
 
         cls.servers_client = cls.os.servers_client
-        cls.image_ref = cls.config.compute.image_ref
-        cls.flavor_ref = cls.config.compute.flavor_ref
-        cls.build_interval = cls.config.volume.build_interval
-        cls.build_timeout = cls.config.volume.build_timeout
+        cls.image_ref = CONF.compute.image_ref
+        cls.flavor_ref = CONF.compute.flavor_ref
+        cls.build_interval = CONF.volume.build_interval
+        cls.build_timeout = CONF.volume.build_timeout
         cls.snapshots = []
         cls.volumes = []
 
@@ -109,7 +112,7 @@
 class BaseVolumeV1Test(BaseVolumeTest):
     @classmethod
     def setUpClass(cls):
-        if not cls.config.volume_feature_enabled.api_v1:
+        if not CONF.volume_feature_enabled.api_v1:
             msg = "Volume API v1 not supported"
             raise cls.skipException(msg)
         super(BaseVolumeV1Test, cls).setUpClass()
@@ -123,14 +126,14 @@
     @classmethod
     def setUpClass(cls):
         super(BaseVolumeV1AdminTest, cls).setUpClass()
-        cls.adm_user = cls.config.identity.admin_username
-        cls.adm_pass = cls.config.identity.admin_password
-        cls.adm_tenant = cls.config.identity.admin_tenant_name
+        cls.adm_user = CONF.identity.admin_username
+        cls.adm_pass = CONF.identity.admin_password
+        cls.adm_tenant = CONF.identity.admin_tenant_name
         if not all((cls.adm_user, cls.adm_pass, cls.adm_tenant)):
             msg = ("Missing Volume Admin API credentials "
                    "in configuration.")
             raise cls.skipException(msg)
-        if cls.config.compute.allow_tenant_isolation:
+        if CONF.compute.allow_tenant_isolation:
             creds = cls.isolated_creds.get_admin_creds()
             admin_username, admin_tenant_name, admin_password = creds
             cls.os_adm = clients.Manager(username=admin_username,
diff --git a/tempest/api/volume/test_extensions.py b/tempest/api/volume/test_extensions.py
index deef8a1..cceffd6 100644
--- a/tempest/api/volume/test_extensions.py
+++ b/tempest/api/volume/test_extensions.py
@@ -15,9 +15,12 @@
 
 
 from tempest.api.volume import base
+from tempest import config
 from tempest.openstack.common import log as logging
 from tempest.test import attr
 
+CONF = config.CONF
+
 
 LOG = logging.getLogger(__name__)
 
@@ -30,11 +33,11 @@
         # List of all extensions
         resp, extensions = self.volumes_extension_client.list_extensions()
         self.assertEqual(200, resp.status)
-        if len(self.config.volume_feature_enabled.api_extensions) == 0:
+        if len(CONF.volume_feature_enabled.api_extensions) == 0:
             raise self.skipException('There are not any extensions configured')
         extension_list = [extension.get('alias') for extension in extensions]
         LOG.debug("Cinder extensions: %s" % ','.join(extension_list))
-        ext = self.config.volume_feature_enabled.api_extensions[0]
+        ext = CONF.volume_feature_enabled.api_extensions[0]
         if ext == 'all':
             self.assertIn('Hosts', map(lambda x: x['name'], extensions))
         elif ext:
diff --git a/tempest/api/volume/test_volume_transfers.py b/tempest/api/volume/test_volume_transfers.py
index 4ee7bd0..fc4f07d 100644
--- a/tempest/api/volume/test_volume_transfers.py
+++ b/tempest/api/volume/test_volume_transfers.py
@@ -15,8 +15,11 @@
 
 from tempest.api.volume import base
 from tempest import clients
+from tempest import config
 from tempest.test import attr
 
+CONF = config.CONF
+
 
 class VolumesTransfersTest(base.BaseVolumeV1Test):
     _interface = "json"
@@ -26,7 +29,7 @@
         super(VolumesTransfersTest, cls).setUpClass()
 
         # Add another tenant to test volume-transfer
-        if cls.config.compute.allow_tenant_isolation:
+        if CONF.compute.allow_tenant_isolation:
             creds = cls.isolated_creds.get_alt_creds()
             username, tenant_name, password = creds
             cls.os_alt = clients.Manager(username=username,
diff --git a/tempest/api/volume/test_volumes_actions.py b/tempest/api/volume/test_volumes_actions.py
index e767ec0..5924c7e 100644
--- a/tempest/api/volume/test_volumes_actions.py
+++ b/tempest/api/volume/test_volumes_actions.py
@@ -15,10 +15,13 @@
 
 from tempest.api.volume import base
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest.test import attr
 from tempest.test import services
 from tempest.test import stresstest
 
+CONF = config.CONF
+
 
 class VolumesActionsTest(base.BaseVolumeV1Test):
     _interface = "json"
@@ -98,7 +101,7 @@
         image_name = data_utils.rand_name('Image-')
         resp, body = self.client.upload_volume(self.volume['id'],
                                                image_name,
-                                               self.config.volume.disk_format)
+                                               CONF.volume.disk_format)
         image_id = body["image_id"]
         self.addCleanup(self.image_client.delete_image, image_id)
         self.assertEqual(202, resp.status)
diff --git a/tempest/api/volume/test_volumes_get.py b/tempest/api/volume/test_volumes_get.py
index 79a4365..28c332e 100644
--- a/tempest/api/volume/test_volumes_get.py
+++ b/tempest/api/volume/test_volumes_get.py
@@ -15,9 +15,12 @@
 
 from tempest.api.volume import base
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest.test import attr
 from tempest.test import services
 
+CONF = config.CONF
+
 
 class VolumesGetTest(base.BaseVolumeV1Test):
     _interface = "json"
@@ -131,8 +134,7 @@
     @attr(type='smoke')
     @services('image')
     def test_volume_create_get_update_delete_from_image(self):
-        self._volume_create_get_update_delete(imageRef=self.
-                                              config.compute.image_ref)
+        self._volume_create_get_update_delete(imageRef=CONF.compute.image_ref)
 
     @attr(type='gate')
     def test_volume_create_get_update_delete_as_clone(self):