Deprecate infra driver nova for Mitaka

Infra driver nova is deprecated as of Mitaka and will be removed
for Netwon release

Change-Id: Iaf1dba67bda5c6e77b719d04cc86d1295b7ca56b
Partial-Bug: #1544332

etc/tacker/tacker.conf

@@ -388,6 +388,7 @@ auth_uri = http://127.0.0.1:5000
 
 [tacker]
 # Specify drivers for hosting device
+# infra_driver nova deprecated for Mitaka. Will be removed in Newton cycle.
 # infra_driver = heat,nova,noop
 
 # Specify drivers for mgmt
@@ -405,6 +406,8 @@ default_vim = VIM0
 
 [vim_keys]
 #openstack = /etc/tacker/vim/fernet_keys
+
+#Deprecated for Mitaka. Will be removed in Newton cycle.
 [tacker_nova]
 # parameters for novaclient to talk to nova
 region_name = RegionOne

tacker/openstack/common/versionutils.py

@@ -58,12 +58,22 @@ class deprecated(object):
     GRIZZLY = 'G'
     HAVANA = 'H'
     ICEHOUSE = 'I'
+    JUNO = 'J'
+    KILO = 'K'
+    LIBERTY = 'L'
+    MITAKA = 'M'
+    NEWTON = 'N'
 
     _RELEASES = {
         'F': 'Folsom',
         'G': 'Grizzly',
         'H': 'Havana',
         'I': 'Icehouse',
+        'J': 'Juno',
+        'K': 'Kilo',
+        'L': 'Liberty',
+        'M': 'Mitaka',
+        'N': 'Newton',
     }
 
     _deprecated_msg_with_alternative = _(

tacker/vm/infra_drivers/nova/nova.py

@@ -28,6 +28,7 @@ from oslo_config import cfg
 from tacker.api.v1 import attributes
 from tacker.i18n import _LE, _LW
 from tacker.openstack.common import log as logging
+from tacker.openstack.common import versionutils
 from tacker.vm.infra_drivers import abstract_driver
 
 LOG = logging.getLogger(__name__)
@@ -69,6 +70,11 @@ class DefaultAuthPlugin(v2_auth.Password):
         return super(DefaultAuthPlugin, self).get_endpoint(session, **kwargs)
 
 
+@versionutils.deprecated(
+    versionutils.deprecated.MITAKA,
+    what='infra_driver nova',
+    in_favor_of='infra_driver heat',
+    remove_in=+1)
 class DeviceNova(abstract_driver.DeviceAbstractDriver):
 
     """Nova driver of hosting device."""