Add api_version support

Presently, "OpenStack-API-Version" is not passed to the masakari
service.

Added support to pass "OpenStack-API-Version" in the request
header.

Change-Id: I7cc2a0c220c3e06aaedeada7a9d87ffee0d0cd8a

masakariclient/plugin.py

@@ -21,9 +21,14 @@ LOG = logging.getLogger(__name__)
 DEFAULT_HA_API_VERSION = '1'
 API_VERSION_OPTION = 'os_ha_api_version'
 API_NAME = 'ha'
-API_VERSIONS = {
-    '1': 'masakariclient.v1.client.Client',
-}
+
+SUPPORTED_VERSIONS = [
+    '1',
+    '1.0'
+]
+
+API_VERSIONS = {v: 'masakariclient.v1.client.Client'
+                for v in SUPPORTED_VERSIONS}
 
 
 def make_client(instance):
@@ -37,7 +42,8 @@ def make_client(instance):
     LOG.debug('Instantiating masakari service client: %s', masakari_client)
     client = masakari_client(session=instance.session,
                              interface=instance.interface,
-                             region_name=instance.region_name)
+                             region_name=instance.region_name,
+                             api_version=instance._api_version[API_NAME])
     return client.service
 
 

masakariclient/tests/unit/v1/test_client.py

@@ -82,4 +82,5 @@ class TestV1Client(base.TestCase):
         mock_session.assert_called_once_with(auth=self.auth)
         mock_connection.assert_called_once_with(
             session=self.session, interface=fake_interface,
-            region_name=fake_region_name)
+            region_name=fake_region_name,
+            ha_api_version=None)

masakariclient/v1/client.py

@@ -35,5 +35,6 @@ class Client(object):
         con = connection.Connection(
             session=session,
             interface=kwargs.get('interface'),
-            region_name=kwargs.get('region_name'))
+            region_name=kwargs.get('region_name'),
+            ha_api_version=kwargs.get('api_version'))
         self.service = con.instance_ha