Add "consistency group set" command

Add "consistency group set" command in volume v2 (v2 only).

Change-Id: I53116015388b7a4b0e15813f52c1246166bb0fc1
Implements: bp cinder-command-support
Partial-Bug: #1613964

Author: zhiyong.dai

doc/source/command-objects/consistency-group.rst

@@ -82,6 +82,32 @@ List consistency groups.
 
     List additional fields in output
 
+consistency group set
+---------------------
+
+Set consistency group properties.
+
+.. program:: consistency group set
+   .. code:: bash
+
+    os consistency group set
+        [--name <name>]
+        [--description <description>]
+        <consistency-group>
+
+.. option:: --name <name>
+
+    New consistency group name
+
+.. option:: --description <description>
+
+    New consistency group description
+
+.. _consistency_group_set-consistency-group:
+.. describe:: <consistency-group>
+
+    Consistency group to modify (name or ID)
+
 consistency group show
 ----------------------
 
@@ -97,4 +123,3 @@ Display consistency group details.
 .. describe:: <consistency-group>
 
     Consistency group to display (name or ID)
-

openstackclient/tests/unit/volume/v2/test_consistency_group.py

@@ -355,6 +355,70 @@ def test_consistency_group_list_with_long(self):
         self.assertEqual(self.data_long, list(data))
 
 
+class TestConsistencyGroupSet(TestConsistencyGroup):
+
+    consistency_group = (
+        volume_fakes.FakeConsistencyGroup.create_one_consistency_group())
+
+    def setUp(self):
+        super(TestConsistencyGroupSet, self).setUp()
+
+        self.consistencygroups_mock.get.return_value = (
+            self.consistency_group)
+        # Get the command object to test
+        self.cmd = consistency_group.SetConsistencyGroup(self.app, None)
+
+    def test_consistency_group_set_name(self):
+        new_name = 'new_name'
+        arglist = [
+            '--name', new_name,
+            self.consistency_group.id,
+        ]
+        verifylist = [
+            ('name', new_name),
+            ('description', None),
+            ('consistency_group', self.consistency_group.id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.take_action(parsed_args)
+
+        # Set expected values
+        kwargs = {
+            'name': new_name,
+        }
+        self.consistencygroups_mock.update.assert_called_once_with(
+            self.consistency_group.id,
+            **kwargs
+        )
+        self.assertIsNone(result)
+
+    def test_consistency_group_set_description(self):
+        new_description = 'new_description'
+        arglist = [
+            '--description', new_description,
+            self.consistency_group.id,
+        ]
+        verifylist = [
+            ('name', None),
+            ('description', new_description),
+            ('consistency_group', self.consistency_group.id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.take_action(parsed_args)
+
+        # Set expected values
+        kwargs = {
+            'description': new_description,
+        }
+        self.consistencygroups_mock.update.assert_called_once_with(
+            self.consistency_group.id,
+            **kwargs
+        )
+        self.assertIsNone(result)
+
+
 class TestConsistencyGroupShow(TestConsistencyGroup):
     columns = (
         'availability_zone',

openstackclient/volume/v2/consistency_group.py

@@ -151,7 +151,7 @@ def get_parser(self, prog_name):
         parser.add_argument(
             '--all-projects',
             action="store_true",
-            help=_('Show detail for all projects. Admin only. '
+            help=_('Show details for all projects. Admin only. '
                    '(defaults to False)')
         )
         parser.add_argument(
@@ -180,6 +180,43 @@ def take_action(self, parsed_args):
             for s in consistency_groups))
 
 
+class SetConsistencyGroup(command.Command):
+    _description = _("Set consistency group properties")
+
+    def get_parser(self, prog_name):
+        parser = super(SetConsistencyGroup, self).get_parser(prog_name)
+        parser.add_argument(
+            'consistency_group',
+            metavar='<consistency-group>',
+            help=_('Consistency group to modify (name or ID)')
+        )
+        parser.add_argument(
+            '--name',
+            metavar='<name>',
+            help=_('New consistency group name'),
+        )
+        parser.add_argument(
+            '--description',
+            metavar='<description>',
+            help=_('New consistency group description'),
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        volume_client = self.app.client_manager.volume
+        kwargs = {}
+        if parsed_args.name:
+            kwargs['name'] = parsed_args.name
+        if parsed_args.description:
+            kwargs['description'] = parsed_args.description
+        if kwargs:
+            consistency_group_id = utils.find_resource(
+                volume_client.consistencygroups,
+                parsed_args.consistency_group).id
+            volume_client.consistencygroups.update(
+                consistency_group_id, **kwargs)
+
+
 class ShowConsistencyGroup(command.ShowOne):
     _description = _("Display consistency group details.")
 

releasenotes/notes/bug-1613964-86e0afe0e012a758.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - Add ``consistency group set`` command in volume v2.
+    [Bug `1613964 <https://bugs.launchpad.net/python-openstackclient/+bug/1613964>`_]

setup.cfg

@@ -518,6 +518,7 @@ openstack.volume.v2 =
     consistency_group_create = openstackclient.volume.v2.consistency_group:CreateConsistencyGroup
     consistency_group_delete = openstackclient.volume.v2.consistency_group:DeleteConsistencyGroup
     consistency_group_list = openstackclient.volume.v2.consistency_group:ListConsistencyGroup
+    consistency_group_set = openstackclient.volume.v2.consistency_group:SetConsistencyGroup
     consistency_group_show = openstackclient.volume.v2.consistency_group:ShowConsistencyGroup
 
     consistency_group_snapshot_create = openstackclient.volume.v2.consistency_group_snapshot:CreateConsistencyGroupSnapshot