Remove gen_uuid()

Removed gen_uuid and uuid related unittests
Replaced utils.gen_uuid() with uuid.uuid4()

Change-Id: I3020a0d67525eb73cfb8873d2570c93e2022bb76

3 files changed, 6 insertions, 3 deletions

diff --git a/nova/compute/api.py b/nova/compute/api.py
index 092ea6b39..5a8bcad2f 100644
--- a/nova/compute/api.py
+++ b/nova/compute/api.py
@@ -27,6 +27,7 @@ import re
 import string
 import time
 import urllib
+import uuid
 
 from nova import block_device
 from nova.compute import instance_types
@@ -678,7 +679,7 @@ class API(base.Base):
         if not instance.get('uuid'):
             # Generate the instance_uuid here so we can use it
             # for additional setup before creating the DB entry.
-            instance['uuid'] = str(utils.gen_uuid())
+            instance['uuid'] = str(uuid.uuid4())
 
         instance['launch_index'] = 0
         instance['vm_state'] = vm_states.BUILDING
diff --git a/nova/compute/instance_types.py b/nova/compute/instance_types.py
index 5efa3d97c..4be4ab71d 100644
--- a/nova/compute/instance_types.py
+++ b/nova/compute/instance_types.py
@@ -21,6 +21,7 @@
 """Built-in instance properties."""
 
 import re
+import uuid
 
 from nova import config
 from nova import context
@@ -41,7 +42,7 @@ def create(name, memory, vcpus, root_gb, ephemeral_gb=None, flavorid=None,
     """Creates instance types."""
 
     if flavorid is None:
-        flavorid = utils.gen_uuid()
+        flavorid = uuid.uuid4()
     if swap is None:
         swap = 0
     if rxtx_factor is None:
diff --git a/nova/compute/manager.py b/nova/compute/manager.py
index 9011196b2..be20c7a40 100644
--- a/nova/compute/manager.py
+++ b/nova/compute/manager.py
@@ -40,6 +40,7 @@ import socket
 import sys
 import time
 import traceback
+import uuid
 
 from eventlet import greenthread
 
@@ -2180,7 +2181,7 @@ class ComputeManager(manager.SchedulerDependentManager):
         """Return connection information for a vnc console."""
         context = context.elevated()
         LOG.debug(_("Getting vnc console"), instance=instance)
-        token = str(utils.gen_uuid())
+        token = str(uuid.uuid4())
 
         if console_type == 'novnc':
             # For essex, novncproxy_base_url must include the full path