From 9bafea555d6ef84817976621d40522172c5b351f Mon Sep 17 00:00:00 2001
From: root <ranasheel2000@gmail.com>
Date: Thu, 10 Mar 2016 09:30:47 +0530
Subject: Add support for deleting Image-property

OSC does not support to delete volume's image property.
This patch will provide support for deleting image property
to existing volume.

Closes-Bug:#1554879
Change-Id: I9256913948fae9e9a03fed173b826dfa918f78e9
Implements: bp cinder-command-support
---
 openstackclient/tests/volume/v2/test_volume.py | 53 ++++++++++++++++++++++++++
 openstackclient/volume/v2/volume.py            | 20 ++++++++--
 2 files changed, 69 insertions(+), 4 deletions(-)

(limited to 'openstackclient')

diff --git a/openstackclient/tests/volume/v2/test_volume.py b/openstackclient/tests/volume/v2/test_volume.py
index 29fc391e..12253806 100644
--- a/openstackclient/tests/volume/v2/test_volume.py
+++ b/openstackclient/tests/volume/v2/test_volume.py
@@ -783,3 +783,56 @@ class TestVolumeSet(TestVolume):
         self.cmd.take_action(parsed_args)
         self.volumes_mock.set_image_metadata.assert_called_with(
             self.volumes_mock.get().id, parsed_args.image_property)
+
+
+class TestVolumeUnset(TestVolume):
+
+    def setUp(self):
+        super(TestVolumeUnset, self).setUp()
+
+        self.new_volume = volume_fakes.FakeVolume.create_one_volume()
+        self.volumes_mock.create.return_value = self.new_volume
+
+        # Get the command object to set property
+        self.cmd_set = volume.SetVolume(self.app, None)
+
+        # Get the command object to unset property
+        self.cmd_unset = volume.UnsetVolume(self.app, None)
+
+    def test_volume_unset_image_property(self):
+
+        # Arguments for setting image properties
+        arglist = [
+            '--image-property', 'Alpha=a',
+            '--image-property', 'Beta=b',
+            self.new_volume.id,
+        ]
+        verifylist = [
+            ('image_property', {'Alpha': 'a', 'Beta': 'b'}),
+            ('volume', self.new_volume.id),
+        ]
+        parsed_args = self.check_parser(self.cmd_set, arglist, verifylist)
+
+        # In base command class ShowOne in cliff, abstract method take_action()
+        # returns nothing
+        self.cmd_set.take_action(parsed_args)
+
+        # Arguments for unsetting image properties
+        arglist_unset = [
+            '--image-property', 'Alpha',
+            self.new_volume.id,
+        ]
+        verifylist_unset = [
+            ('image_property', ['Alpha']),
+            ('volume', self.new_volume.id),
+        ]
+        parsed_args_unset = self.check_parser(self.cmd_unset,
+                                              arglist_unset,
+                                              verifylist_unset)
+
+        # In base command class ShowOne in cliff, abstract method take_action()
+        # returns nothing
+        self.cmd_unset.take_action(parsed_args_unset)
+
+        self.volumes_mock.delete_image_metadata.assert_called_with(
+            self.volumes_mock.get().id, parsed_args_unset.image_property)
diff --git a/openstackclient/volume/v2/volume.py b/openstackclient/volume/v2/volume.py
index 9b58d73d..5d9d2d9e 100644
--- a/openstackclient/volume/v2/volume.py
+++ b/openstackclient/volume/v2/volume.py
@@ -433,12 +433,17 @@ class UnsetVolume(command.Command):
         parser.add_argument(
             '--property',
             metavar='<key>',
-            required=True,
             action='append',
-            default=[],
             help='Property to remove from volume '
                  '(repeat option to remove multiple properties)',
         )
+        parser.add_argument(
+            '--image-property',
+            metavar='<key>',
+            action='append',
+            help='To remove image properties from volume '
+                 '(repeat option to remove multiple image properties)',
+        )
         return parser
 
     def take_action(self, parsed_args):
@@ -446,5 +451,12 @@ class UnsetVolume(command.Command):
         volume = utils.find_resource(
             volume_client.volumes, parsed_args.volume)
 
-        volume_client.volumes.delete_metadata(
-            volume.id, parsed_args.property)
+        if parsed_args.property:
+            volume_client.volumes.delete_metadata(
+                volume.id, parsed_args.property)
+        if parsed_args.image_property:
+            volume_client.volumes.delete_image_metadata(
+                volume.id, parsed_args.image_property)
+
+        if (not parsed_args.image_property and not parsed_args.property):
+            self.app.log.error("No changes requested\n")
-- 
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