# Licensed under the Apache License, Version 2.0 (the "License"); you may # not use this file except in compliance with the License. You may obtain # a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the # License for the specific language governing permissions and limitations # under the License. import fixtures import mock from oslo_utils.fixture import uuidsentinel as uuids from nova.api.openstack.compute import server_migrations from nova.compute import vm_states from nova import objects from nova.policies import base as base_policy from nova.policies import servers_migrations as policies from nova.tests.unit.api.openstack import fakes from nova.tests.unit import fake_instance from nova.tests.unit.policies import base class ServerMigrationsPolicyTest(base.BasePolicyTest): """Test Server Migrations APIs policies with all possible context. This class defines the set of context with different roles which are allowed and not allowed to pass the policy checks. With those set of context, it will call the API operation and verify the expected behaviour. """ def setUp(self): super(ServerMigrationsPolicyTest, self).setUp() self.controller = server_migrations.ServerMigrationsController() self.req = fakes.HTTPRequest.blank('', version='2.24') self.mock_get = self.useFixture( fixtures.MockPatch('nova.api.openstack.common.get_instance')).mock self.instance = fake_instance.fake_instance_obj( self.project_member_context, id=1, uuid=uuids.fake_id, project_id=self.project_id, vm_state=vm_states.ACTIVE) self.mock_get.return_value = self.instance # With legacy rule, any admin is able to perform operations # for server migrations. self.project_admin_authorized_contexts = [ self.legacy_admin_context, self.system_admin_context, self.project_admin_context] @mock.patch('nova.compute.api.API.get_migrations_in_progress_by_instance') def test_list_server_migrations_policy(self, mock_get): rule_name = policies.POLICY_ROOT % 'index' self.common_policy_auth(self.project_admin_authorized_contexts, rule_name, self.controller.index, self.req, self.instance.uuid) @mock.patch('nova.api.openstack.compute.server_migrations.output') @mock.patch('nova.compute.api.API.get_migration_by_id_and_instance') def test_show_server_migrations_policy(self, mock_show, mock_output): rule_name = policies.POLICY_ROOT % 'show' mock_show.return_value = objects.Migration( migration_type='live-migration', status='running', ) self.common_policy_auth(self.project_admin_authorized_contexts, rule_name, self.controller.show, self.req, self.instance.uuid, 11111) @mock.patch('nova.compute.api.API.live_migrate_abort') def test_delete_server_migrations_policy(self, mock_delete): rule_name = policies.POLICY_ROOT % 'delete' self.common_policy_auth(self.project_admin_authorized_contexts, rule_name, self.controller.delete, self.req, self.instance.uuid, 11111) @mock.patch('nova.compute.api.API.live_migrate_force_complete') def test_force_delete_server_migrations_policy(self, mock_force): rule_name = policies.POLICY_ROOT % 'force_complete' self.common_policy_auth(self.project_admin_authorized_contexts, rule_name, self.controller._force_complete, self.req, self.instance.uuid, 11111, body={"force_complete": None}) class ServerMigrationsNoLegacyNoScopeTest(ServerMigrationsPolicyTest): """Test Server Migrations API policies with deprecated rules disabled, but scope checking still disabled. """ without_deprecated_rules = True def setUp(self): super(ServerMigrationsNoLegacyNoScopeTest, self).setUp() self.project_admin_authorized_contexts = [ self.project_admin_context] class ServerMigrationsScopeTypePolicyTest(ServerMigrationsPolicyTest): """Test Server Migrations APIs policies with system scope enabled. This class set the nova.conf [oslo_policy] enforce_scope to True so that we can switch on the scope checking on oslo policy side. It defines the set of context with scoped token which are allowed and not allowed to pass the policy checks. With those set of context, it will run the API operation and verify the expected behaviour. """ def setUp(self): super(ServerMigrationsScopeTypePolicyTest, self).setUp() self.flags(enforce_scope=True, group="oslo_policy") # With scope enabled, system admin is not allowed. self.project_admin_authorized_contexts = [ self.legacy_admin_context, self.project_admin_context] class ServerMigrationsScopeTypeNoLegacyPolicyTest( ServerMigrationsScopeTypePolicyTest): """Test Server Migrations APIs policies with system scope enabled, and no more deprecated rules. """ without_deprecated_rules = True def setUp(self): super(ServerMigrationsScopeTypeNoLegacyPolicyTest, self).setUp() # Check that admin is able to perform operations # for server migrations. self.project_admin_authorized_contexts = [self.project_admin_context] class ServerMigrationsOverridePolicyTest( ServerMigrationsScopeTypeNoLegacyPolicyTest): """Test Server Migrations APIs policies with system and project scoped but default to system roles only are allowed for project roles if override by operators. This test is with system scope enable and no more deprecated rules. """ def setUp(self): super(ServerMigrationsOverridePolicyTest, self).setUp() rule_show = policies.POLICY_ROOT % 'show' rule_list = policies.POLICY_ROOT % 'index' rule_force = policies.POLICY_ROOT % 'force_complete' rule_delete = policies.POLICY_ROOT % 'delete' # NOTE(gmann): override the rule to project member and verify it # work as policy is project scoped. self.policy.set_rules({ rule_show: base_policy.PROJECT_READER, rule_list: base_policy.PROJECT_READER, rule_force: base_policy.PROJECT_READER, rule_delete: base_policy.PROJECT_READER}, overwrite=False) # Check that project reader as override above # is able to migrate the server self.project_admin_authorized_contexts = [ self.project_admin_context, self.project_member_context, self.project_reader_context]