Adding CLI command for `glance member-get`

This patch adds a command ``image member get`` which displays
a particular member associated to the image.

Change-Id: I48d3151f8e204e1eb5cfff67ce1e333d1cfb9322

doc/source/cli/data/glance.csv

@@ -54,7 +54,7 @@ md-tag-show,,Describe a specific metadata definitions tag inside a namespace.
 md-tag-update,,Rename a metadata definitions tag inside a namespace.
 member-create,image add project,Create member for a given image.
 member-delete,image remove project,Delete image member.
-member-get,,Show details of an image member
+member-get,image member get,Show details of an image member
 member-list,image member list,Describe sharing permissions by image.
 member-update,image set --accept --reject --status,Update the status of a member for a given image.
 stores-delete,image delete --store,Delete image from specific store.

openstackclient/image/v2/image.py

@@ -992,6 +992,43 @@ class RemoveProjectImage(command.Command):
         image_client.remove_member(member=project_id, image=image.id)
 
 
+class ShowProjectImage(command.ShowOne):
+    _description = _("Show a particular project associated with image")
+
+    def get_parser(self, prog_name):
+        parser = super().get_parser(prog_name)
+        parser.add_argument(
+            "image",
+            metavar="<image>",
+            help=_("Image (name or ID)"),
+        )
+        parser.add_argument(
+            "member",
+            metavar="<project>",
+            help=_("Project to show (name or ID)"),
+        )
+        identity_common.add_project_domain_option_to_parser(parser)
+        return parser
+
+    def take_action(self, parsed_args):
+        image_client = self.app.client_manager.image
+
+        image = image_client.find_image(
+            parsed_args.image,
+            ignore_missing=False,
+        )
+
+        obj = image_client.get_member(
+            image=image.id,
+            member=parsed_args.member,
+        )
+
+        display_columns, columns = _get_member_columns(obj)
+        data = utils.get_item_properties(obj, columns, formatters={})
+
+        return (display_columns, data)
+
+
 class SaveImage(command.Command):
     _description = _("Save an image locally")
 

openstackclient/tests/unit/image/v2/test_image.py

@@ -1093,6 +1093,66 @@ class TestRemoveProjectImage(TestImage):
         self.assertIsNone(result)
 
 
+class TestShowProjectImage(TestImage):
+    _image = image_fakes.create_one_image()
+    new_member = image_fakes.create_one_image_member(
+        attrs={'image_id': _image.id, 'member_id': 'member1'}
+    )
+
+    columns = (
+        'created_at',
+        'image_id',
+        'member_id',
+        'schema',
+        'status',
+        'updated_at',
+    )
+
+    datalist = (
+        new_member.created_at,
+        _image.id,
+        new_member.member_id,
+        new_member.schema,
+        new_member.status,
+        new_member.updated_at,
+    )
+
+    def setUp(self):
+        super().setUp()
+
+        # This is the return value for utils.find_resource()
+        self.image_client.find_image.return_value = self._image
+
+        self.image_client.get_member.return_value = self.new_member
+        # Get the command object to test
+        self.cmd = _image.ShowProjectImage(self.app, None)
+
+    def test_show_project_image(self):
+        arglist = [
+            self._image.id,
+            'member1',
+        ]
+        verifylist = [
+            ('image', self._image.id),
+            ('member', 'member1'),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        columns, data = self.cmd.take_action(parsed_args)
+
+        self.image_client.find_image.assert_called_with(
+            self._image.id, ignore_missing=False
+        )
+
+        self.image_client.get_member.assert_called_with(
+            member='member1',
+            image=self._image.id,
+        )
+
+        self.assertEqual(self.columns, columns)
+        self.assertEqual(self.datalist, data)
+
+
 class TestImageSet(TestImage):
     project = identity_fakes.FakeProject.create_one_project()
     domain = identity_fakes.FakeDomain.create_one_domain()

releasenotes/notes/add-image-member-get-25e913ef2b861bf3.yaml

@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    Add ``image member get`` command which accepts an
+    image_id and member_id and displays the detail of
+    the particular meber associated to the image.

setup.cfg

@@ -379,6 +379,7 @@ openstack.image.v2 =
     image_list = openstackclient.image.v2.image:ListImage
     image_member_list = openstackclient.image.v2.image:ListImageProjects
     image_remove_project = openstackclient.image.v2.image:RemoveProjectImage
+    image_member_get = openstackclient.image.v2.image:ShowProjectImage
     image_save = openstackclient.image.v2.image:SaveImage
     image_show = openstackclient.image.v2.image:ShowImage
     image_set = openstackclient.image.v2.image:SetImage