Add the ability to set and unset flavor properties

Added flavor set and unset command which allow manage flavor
properties called extra_specs.

Command flavor show output was extended with these properties.

Closes-Bug: 1434137
Change-Id: Ie469bade802de18aab9d58eda3fff46064008163

doc/source/command-objects/flavor.rst

@@ -123,3 +123,43 @@ Display flavor details
 .. describe:: <flavor>
 
     Flavor to display (name or ID)
+
+flavor set
+----------
+
+Set flavor properties
+
+.. program:: flavor set
+.. code:: bash
+
+    os flavor set
+        [--property <key=value> [...] ]
+        <flavor>
+
+.. option:: --property <key=value>
+
+    Property to add or modify for this flavor (repeat option to set multiple properties)
+
+.. describe:: <flavor>
+
+    Flavor to modify (name or ID)
+
+flavor unset
+------------
+
+Unset flavor properties
+
+.. program:: flavor unset
+.. code:: bash
+
+    os flavor unset
+        [--property <key> [...] ]
+        <flavor>
+
+.. option:: --property <key>
+
+    Property to remove from flavor (repeat option to remove multiple properties)
+
+.. describe:: <flavor>
+
+    Flavor to modify (name or ID)

openstackclient/compute/v2/flavor.py

@@ -22,6 +22,7 @@ from cliff import command
 from cliff import lister
 from cliff import show
 
+from openstackclient.common import parseractions
 from openstackclient.common import utils
 
 
@@ -237,8 +238,79 @@ class ShowFlavor(show.ShowOne):
     def take_action(self, parsed_args):
         self.log.debug("take_action(%s)", parsed_args)
         compute_client = self.app.client_manager.compute
-        flavor = utils.find_resource(compute_client.flavors,
+        resource_flavor = utils.find_resource(compute_client.flavors,
-                                     parsed_args.flavor)._info.copy()
+                                              parsed_args.flavor)
-        flavor.pop("links")
+        flavor = resource_flavor._info.copy()
+        flavor.pop("links", None)
+
+        flavor['properties'] = utils.format_dict(resource_flavor.get_keys())
 
         return zip(*sorted(six.iteritems(flavor)))
+
+
+class SetFlavor(show.ShowOne):
+    """Set flavor properties"""
+
+    log = logging.getLogger(__name__ + ".SetFlavor")
+
+    def get_parser(self, prog_name):
+        parser = super(SetFlavor, self).get_parser(prog_name)
+        parser.add_argument(
+            "--property",
+            metavar="<key=value>",
+            action=parseractions.KeyValueAction,
+            help='Property to add or modify for this flavor '
+                 '(repeat option to set multiple properties)',
+        )
+        parser.add_argument(
+            "flavor",
+            metavar="<flavor>",
+            help="Flavor to modify (name or ID)",
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug("take_action(%s)", parsed_args)
+        compute_client = self.app.client_manager.compute
+        resource_flavor = compute_client.flavors.find(name=parsed_args.flavor)
+
+        resource_flavor.set_keys(parsed_args.property)
+
+        flavor = resource_flavor._info.copy()
+        flavor['properties'] = utils.format_dict(resource_flavor.get_keys())
+        flavor.pop("links", None)
+        return zip(*sorted(six.iteritems(flavor)))
+
+
+class UnsetFlavor(show.ShowOne):
+    """Unset flavor properties"""
+
+    log = logging.getLogger(__name__ + ".UnsetFlavor")
+
+    def get_parser(self, prog_name):
+        parser = super(UnsetFlavor, self).get_parser(prog_name)
+        parser.add_argument(
+            "--property",
+            metavar="<key>",
+            action='append',
+            help='Property to remove from flavor '
+                 '(repeat option to unset multiple properties)',
+        )
+        parser.add_argument(
+            "flavor",
+            metavar="<flavor>",
+            help="Flavor to modify (name or ID)",
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug("take_action(%s)", parsed_args)
+        compute_client = self.app.client_manager.compute
+        resource_flavor = compute_client.flavors.find(name=parsed_args.flavor)
+
+        resource_flavor.unset_keys(parsed_args.property)
+
+        flavor = resource_flavor._info.copy()
+        flavor['properties'] = utils.format_dict(resource_flavor.get_keys())
+        flavor.pop("links", None)
+        return zip(*sorted(six.iteritems(flavor)))

openstackclient/tests/compute/v2/test_flavor.py

@@ -22,8 +22,17 @@ from openstackclient.tests import fakes
 
 class FakeFlavorResource(fakes.FakeResource):
 
+    _keys = {'property': 'value'}
+
+    def set_keys(self, args):
+        self._keys.update(args)
+
+    def unset_keys(self, keys):
+        for key in keys:
+            self._keys.pop(key, None)
+
     def get_keys(self):
-        return {'property': 'value'}
+        return self._keys
 
 
 class TestFlavor(compute_fakes.TestComputev2):
@@ -272,3 +281,69 @@ class TestFlavorList(TestFlavor):
             'property=\'value\''
         ), )
         self.assertEqual(datalist, tuple(data))
+
+
+class TestFlavorSet(TestFlavor):
+
+    def setUp(self):
+        super(TestFlavorSet, self).setUp()
+
+        self.flavors_mock.find.return_value = FakeFlavorResource(
+            None,
+            copy.deepcopy(compute_fakes.FLAVOR),
+            loaded=True,
+        )
+
+        self.cmd = flavor.SetFlavor(self.app, None)
+
+    def test_flavor_set(self):
+        arglist = [
+            '--property', 'FOO="B A R"',
+            'baremetal'
+        ]
+        verifylist = [
+            ('property', {'FOO': '"B A R"'}),
+            ('flavor', 'baremetal')
+        ]
+
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        columns, data = self.cmd.take_action(parsed_args)
+
+        self.flavors_mock.find.assert_called_with(name='baremetal')
+
+        self.assertEqual('properties', columns[2])
+        self.assertIn('FOO=\'"B A R"\'', data[2])
+
+
+class TestFlavorUnset(TestFlavor):
+
+    def setUp(self):
+        super(TestFlavorUnset, self).setUp()
+
+        self.flavors_mock.find.return_value = FakeFlavorResource(
+            None,
+            copy.deepcopy(compute_fakes.FLAVOR),
+            loaded=True,
+        )
+
+        self.cmd = flavor.UnsetFlavor(self.app, None)
+
+    def test_flavor_unset(self):
+        arglist = [
+            '--property', 'property',
+            'baremetal'
+        ]
+        verifylist = [
+            ('property', ['property']),
+            ('flavor', 'baremetal'),
+        ]
+
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        columns, data = self.cmd.take_action(parsed_args)
+
+        self.flavors_mock.find.assert_called_with(name='baremetal')
+
+        self.assertEqual('properties', columns[2])
+        self.assertNotIn('property', data[2])

setup.cfg

@@ -75,6 +75,8 @@ openstack.compute.v2 =
     flavor_delete = openstackclient.compute.v2.flavor:DeleteFlavor
     flavor_list = openstackclient.compute.v2.flavor:ListFlavor
     flavor_show = openstackclient.compute.v2.flavor:ShowFlavor
+    flavor_set = openstackclient.compute.v2.flavor:SetFlavor
+    flavor_unset = openstackclient.compute.v2.flavor:UnsetFlavor
 
     host_list = openstackclient.compute.v2.host:ListHost
     host_show = openstackclient.compute.v2.host:ShowHost