Remove unused logging module import

Currently, in some file we import logging module from oslo, but we had't
use it by far.

This patch remove them, and we can add it as we needs in future.

Change-Id: I8a803105c3ed26cf4e5e96d26ede24fd5eaaef9f

neutron_vpnaas/db/vpn/vpn_validator.py

@@ -21,13 +21,10 @@ from neutron.db import l3_db
 from neutron.db import models_v2
 from neutron import manager
 from neutron.plugins.common import constants as nconstants
-from oslo_log import log as logging
 
 from neutron_vpnaas.extensions import vpnaas
 from neutron_vpnaas.services.vpn.common import constants
 
-LOG = logging.getLogger(__name__)
-
 
 class VpnReferenceValidator(object):
 

neutron_vpnaas/services/vpn/device_drivers/fedora_strongswan_ipsec.py

@@ -16,12 +16,10 @@
 import os
 
 from oslo_config import cfg
-from oslo_log import log as logging
 
 from neutron_vpnaas.services.vpn.device_drivers import ipsec
 from neutron_vpnaas.services.vpn.device_drivers import strongswan_ipsec
 
-LOG = logging.getLogger(__name__)
 TEMPLATE_PATH = os.path.dirname(os.path.abspath(__file__))
 
 cfg.CONF.set_default(name='default_config_area',

neutron_vpnaas/services/vpn/device_drivers/libreswan_ipsec.py

@@ -15,12 +15,8 @@
 import os
 import os.path
 
-from oslo_log import log as logging
-
 from neutron_vpnaas.services.vpn.device_drivers import ipsec
 
-LOG = logging.getLogger(__name__)
-
 
 class LibreSwanProcess(ipsec.OpenSwanProcess):
     """Libreswan Process manager class.

neutron_vpnaas/services/vpn/device_drivers/strongswan_ipsec.py

@@ -17,13 +17,11 @@ import os
 import shutil
 
 from oslo_config import cfg
-from oslo_log import log as logging
 
 from neutron.agent.linux import ip_lib
 from neutron.plugins.common import constants
 from neutron_vpnaas.services.vpn.device_drivers import ipsec
 
-LOG = logging.getLogger(__name__)
 TEMPLATE_PATH = os.path.dirname(os.path.abspath(__file__))
 
 strongswan_opts = [

neutron_vpnaas/services/vpn/service_drivers/base_ipsec.py

@@ -15,15 +15,12 @@
 import abc
 
 import netaddr
-from oslo_log import log as logging
 import oslo_messaging
 import six
 
 from neutron_vpnaas.services.vpn import service_drivers
 
 
-LOG = logging.getLogger(__name__)
-
 IPSEC = 'ipsec'
 BASE_IPSEC_VERSION = '1.0'
 

neutron_vpnaas/services/vpn/service_drivers/ipsec.py

@@ -14,15 +14,12 @@
 #    under the License.
 
 from neutron.common import rpc as n_rpc
-from oslo_log import log as logging
 
 from neutron_vpnaas.services.vpn.common import topics
 from neutron_vpnaas.services.vpn.service_drivers import base_ipsec
 from neutron_vpnaas.services.vpn.service_drivers import ipsec_validator
 
 
-LOG = logging.getLogger(__name__)
-
 IPSEC = 'ipsec'
 BASE_IPSEC_VERSION = '1.0'
 

neutron_vpnaas/services/vpn/service_drivers/ipsec_validator.py

@@ -13,14 +13,10 @@
 #    under the License.
 
 from neutron.common import exceptions
-from oslo_log import log as logging
 
 from neutron_vpnaas.db.vpn import vpn_validator
 
 
-LOG = logging.getLogger(__name__)
-
-
 class IpsecValidationFailure(exceptions.BadRequest):
     message = _("IPSec does not support %(resource)s attribute %(key)s "
                 "with value '%(value)s'")

neutron_vpnaas/services/vpn/vyatta_agent.py

@@ -17,13 +17,10 @@
 from networking_brocade.vyatta.common import l3_agent as vyatta_l3
 from neutron.agent import l3_agent as entry
 from oslo_config import cfg
-from oslo_log import log as logging
 
 from neutron_vpnaas.services.vpn import vyatta_vpn_service
 
 
-LOG = logging.getLogger(__name__)
-
 vpn_agent_opts = [
     cfg.MultiStrOpt(
         'vpn_device_driver',

neutron_vpnaas/tests/unit/services/vpn/device_drivers/test_ipsec.py

@@ -1189,7 +1189,7 @@ class TestOpenSwanProcess(BaseIPsecDeviceDriver):
                 side_effect=[io.StringIO(u'invalid'),
                              IOError])
     def test_process_running_bogus_pid(self, mock_open, mock_exists):
-        with mock.patch.object(libreswan_ipsec.LOG, 'error'):
+        with mock.patch.object(openswan_ipsec.LOG, 'error'):
             self.assertFalse(self.process._process_running())
             self.assertTrue(mock_exists.called)
             self.assertEqual(2, mock_open.call_count)

rally-jobs/plugins/test_vpn_tenant_scenario.py

@@ -12,14 +12,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-from rally.common import log as logging
 from rally.task import scenario
 from rally.task import types as types
 
 import vpn_base
 
-LOG = logging.getLogger(__name__)
-
 
 class VpnTenantScenario(vpn_base.VpnBase):
     """Rally scenarios for VPNaaS"""