Switch Redis driver modules over to oslo.utils.timeutils

This patch changes the Redis drivers so they use the oslo.utils
version of timeutils. This is consistent with the rest of Zaqar.

Change-Id: I56379b90414cbd8bcc6bca6998988dba800693b9
Partially-Implements: blueprint redis-storage-driver

tests/unit/queues/storage/test_impl_redis.py

@@ -17,10 +17,10 @@ import time
 import uuid
 
 import mock
+from oslo.utils import timeutils
 import redis
 
 from zaqar.openstack.common.cache import cache as oslo_cache
-from zaqar.openstack.common import timeutils
 from zaqar.queues import storage
 from zaqar.queues.storage.redis import controllers
 from zaqar.queues.storage.redis import driver
@@ -292,7 +292,7 @@ class RedisClaimsTest(base.ClaimControllerTest):
                                    client_uuid=str(uuid.uuid4()))
 
         now = timeutils.utcnow_ts()
-        timeutils_utcnow = 'zaqar.openstack.common.timeutils.utcnow_ts'
+        timeutils_utcnow = 'oslo.utils.timeutils.utcnow_ts'
 
         # Test a single claim
         with mock.patch(timeutils_utcnow) as mock_utcnow:

zaqar/queues/storage/redis/claims.py

@@ -15,11 +15,11 @@
 import functools
 
 import msgpack
+from oslo.utils import timeutils
 import redis
 
 from zaqar.common import decorators
 from zaqar.openstack.common import log as logging
-from zaqar.openstack.common import timeutils
 from zaqar.queues import storage
 from zaqar.queues.storage import errors
 from zaqar.queues.storage.redis import messages

zaqar/queues/storage/redis/messages.py

@@ -15,11 +15,11 @@
 import functools
 import uuid
 
+from oslo.utils import timeutils
 import redis
 
 from zaqar.common import decorators
 from zaqar.openstack.common import strutils
-from zaqar.openstack.common import timeutils
 from zaqar.queues import storage
 from zaqar.queues.storage import errors
 from zaqar.queues.storage.redis import models

zaqar/queues/storage/redis/models.py

@@ -16,9 +16,9 @@ import functools
 import uuid
 
 import msgpack
+from oslo.utils import timeutils
 
 from zaqar.openstack.common import strutils
-from zaqar.openstack.common import timeutils
 
 
 _pack = msgpack.Packer(encoding='utf-8', use_bin_type=True).pack

zaqar/queues/storage/redis/queues.py

@@ -15,11 +15,11 @@
 import functools
 
 import msgpack
+from oslo.utils import timeutils
 import redis
 
 from zaqar.common import decorators
 from zaqar.openstack.common import log as logging
-from zaqar.openstack.common import timeutils
 from zaqar.queues import storage
 from zaqar.queues.storage import errors
 from zaqar.queues.storage.redis import utils