Add os-extend_volume_completion volume action.

Change-Id: Ifdeab1a8cd634bbe63c25fae17448c0789b297c9

cinderclient/api_versions.py

@@ -26,7 +26,7 @@ LOG = logging.getLogger(__name__)
 
 # key is unsupported version, value is appropriate supported alternative
 REPLACEMENT_VERSIONS = {"1": "3", "2": "3"}
-MAX_VERSION = "3.70"
+MAX_VERSION = "3.71"
 MIN_VERSION = "3.0"
 
 _SUBSTITUTIONS = {}

cinderclient/tests/unit/v3/fakes.py

@@ -455,6 +455,8 @@ class FakeHTTPClient(fakes_base.FakeHTTPClient):
             assert action in body
         elif action == 'os-reimage':
             assert 'image_id' in body[action]
+        elif action == 'os-extend_volume_completion':
+            assert 'error' in body[action]
         else:
             raise AssertionError("Unexpected action: %s" % action)
         return (resp, {}, {})

cinderclient/tests/unit/v3/fakes_base.py

@@ -552,6 +552,8 @@ class FakeHTTPClient(base_client.HTTPClient):
             assert 'snapshot_id' in body[action]
         elif action == 'os-reimage':
             assert 'image_id' in body[action]
+        elif action == 'os-extend_volume_completion':
+            assert 'error' in body[action]
         else:
             raise AssertionError("Unexpected action: %s" % action)
         return (resp, {}, _body)

cinderclient/tests/unit/v3/test_volumes.py

@@ -213,3 +213,13 @@ class VolumesTest(utils.TestCase):
                                          'reimage_reserved':
                                          reimage_reserved}})
         self._assert_request_id(vol)
+
+    @ddt.data(False, True)
+    def test_complete_volume_extend(self, error):
+        cs = fakes.FakeClient(api_versions.APIVersion('3.71'))
+        v = cs.volumes.get('1234')
+        self._assert_request_id(v)
+        vol = cs.volumes.extend_volume_completion(v, error)
+        cs.assert_called('POST', '/volumes/1234/action',
+                         {'os-extend_volume_completion': {'error': error}})
+        self._assert_request_id(vol)

cinderclient/v3/volumes.py

@@ -71,6 +71,10 @@ class Volume(volumes_base.Volume):
         """Rebuilds the volume with the new specified image"""
         self.manager.reimage(self, image_id, reimage_reserved)
 
+    def extend_volume_completion(self, volume, error=False):
+        """Complete extending an attached volume"""
+        self.manager.extend_volume_completion(self, volume, error)
+
 
 class VolumeManager(volumes_base.VolumeManager):
     resource_class = Volume
@@ -304,3 +308,15 @@ class VolumeManager(volumes_base.VolumeManager):
                             volume,
                             {'image_id': image_id,
                              'reimage_reserved': reimage_reserved})
+
+    @api_versions.wraps('3.71')
+    def extend_volume_completion(self, volume, error=False):
+        """Complete extending an attached volume.
+
+        :param volume: The UUID of the extended volume
+        :param error: Used to indicate if an error has occured that requires
+                      Cinder to roll back the extend operation.
+        """
+        return self._action('os-extend_volume_completion',
+                            volume,
+                            {'error': error})