# vim: tabstop=4 shiftwidth=4 softtabstop=4 # # 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. """Tests for :module:'heat.engine.resources.nova_utls'.""" import uuid from heat.common import exception from heat.engine import clients from heat.engine.resources import nova_utils from heat.tests.common import HeatTestCase class NovaUtilsTests(HeatTestCase): """ Basic tests for the helper methods in :module:'heat.engine.resources.nova_utils'. """ def setUp(self): super(NovaUtilsTests, self).setUp() self.nova_client = self.m.CreateMockAnything() def test_get_image_id(self): """Tests the get_image_id function.""" my_image = self.m.CreateMockAnything() img_id = str(uuid.uuid4()) img_name = 'myfakeimage' my_image.id = img_id my_image.name = img_name self.nova_client.images = self.m.CreateMockAnything() self.nova_client.images.get(img_id).AndReturn(my_image) self.nova_client.images.list().MultipleTimes().AndReturn([my_image]) self.m.ReplayAll() self.assertEqual(img_id, nova_utils.get_image_id(self.nova_client, img_id)) self.assertEqual(img_id, nova_utils.get_image_id(self.nova_client, 'myfakeimage')) self.assertRaises(exception.ImageNotFound, nova_utils.get_image_id, self.nova_client, 'noimage') self.m.VerifyAll() def test_get_ip(self): my_image = self.m.CreateMockAnything() my_image.addresses = { 'public': [{'version': 4, 'addr': '4.5.6.7'}, {'version': 6, 'addr': '2401:1801:7800:0101:c058:dd33:ff18:04e6'}], 'private': [{'version': 4, 'addr': '10.13.12.13'}]} expected = '4.5.6.7' observed = nova_utils.get_ip(my_image, 'public', 4) self.assertEqual(expected, observed) expected = '10.13.12.13' observed = nova_utils.get_ip(my_image, 'private', 4) self.assertEqual(expected, observed) expected = '2401:1801:7800:0101:c058:dd33:ff18:04e6' observed = nova_utils.get_ip(my_image, 'public', 6) self.assertEqual(expected, observed) def test_get_flavor_id(self): """Tests the get_flavor_id function.""" flav_id = str(uuid.uuid4()) flav_name = 'X-Large' my_flavor = self.m.CreateMockAnything() my_flavor.name = flav_name my_flavor.id = flav_id self.nova_client.flavors = self.m.CreateMockAnything() self.nova_client.flavors.list().MultipleTimes().AndReturn([my_flavor]) self.m.ReplayAll() self.assertEqual(flav_id, nova_utils.get_flavor_id(self.nova_client, flav_name)) self.assertEqual(flav_id, nova_utils.get_flavor_id(self.nova_client, flav_id)) self.assertRaises(exception.FlavorMissing, nova_utils.get_flavor_id, self.nova_client, 'noflavor') self.m.VerifyAll() def test_get_keypair(self): """Tests the get_keypair function.""" my_pub_key = 'a cool public key string' my_key_name = 'mykey' my_key = self.m.CreateMockAnything() my_key.public_key = my_pub_key my_key.name = my_key_name self.nova_client.keypairs = self.m.CreateMockAnything() self.nova_client.keypairs.list().MultipleTimes().AndReturn([my_key]) self.m.ReplayAll() self.assertEqual(my_key, nova_utils.get_keypair(self.nova_client, my_key_name)) self.assertRaises(exception.UserKeyPairMissing, nova_utils.get_keypair, self.nova_client, 'notakey') self.m.VerifyAll() class NovaUtilsRefreshServerTests(HeatTestCase): def test_successful_refresh(self): server = self.m.CreateMockAnything() server.get().AndReturn(None) self.m.ReplayAll() self.assertIsNone(nova_utils.refresh_server(server)) self.m.VerifyAll() def test_500_error(self): server = self.m.CreateMockAnything() msg = ("ClientException: The server has either erred or is " "incapable of performing the requested operation.") server.get().AndRaise( clients.novaclient.exceptions.ClientException(500, msg)) self.m.ReplayAll() self.assertIsNone(nova_utils.refresh_server(server)) self.m.VerifyAll() def test_unhandled_exception(self): server = self.m.CreateMockAnything() msg = ("ClientException: The server has either erred or is " "incapable of performing the requested operation.") server.get().AndRaise( clients.novaclient.exceptions.ClientException(501, msg)) self.m.ReplayAll() self.assertRaises(clients.novaclient.exceptions.ClientException, nova_utils.refresh_server, server) self.m.VerifyAll() class NovaUtilsUserdataTests(HeatTestCase): scenarios = [ ('no_conf_no_prop', dict( conf_user='ec2-user', instance_user=None, expect='ec2-user')), ('no_conf_prop', dict( conf_user='ec2-user', instance_user='fruity', expect='fruity')), ('conf_no_prop', dict( conf_user='nutty', instance_user=None, expect='nutty')), ('conf_prop', dict( conf_user='nutty', instance_user='fruity', expect='fruity')), ] def setUp(self): super(NovaUtilsUserdataTests, self).setUp() self.nova_client = self.m.CreateMockAnything() def test_build_userdata(self): """Tests the build_userdata function.""" resource = self.m.CreateMockAnything() resource.t = {} self.m.StubOutWithMock(nova_utils.cfg, 'CONF') cnf = nova_utils.cfg.CONF cnf.instance_user = self.conf_user cnf.heat_metadata_server_url = 'http://server.test:123' cnf.heat_watch_server_url = 'http://server.test:345' cnf.instance_connection_is_secure = False cnf.instance_connection_https_validate_certificates = False self.m.ReplayAll() data = nova_utils.build_userdata(resource, instance_user=self.instance_user) self.assertIn("Content-Type: text/cloud-config;", data) self.assertIn("Content-Type: text/cloud-boothook;", data) self.assertIn("Content-Type: text/part-handler;", data) self.assertIn("Content-Type: text/x-cfninitdata;", data) self.assertIn("Content-Type: text/x-shellscript;", data) self.assertIn("http://server.test:345", data) self.assertIn("http://server.test:123", data) self.assertIn("[Boto]", data) self.assertIn(self.expect, data) self.m.VerifyAll() class NovaUtilsMetadataTests(HeatTestCase): def test_serialize_string(self): original = {'test_key': 'simple string value'} self.assertEqual(original, nova_utils.meta_serialize(original)) def test_serialize_int(self): original = {'test_key': 123} expected = {'test_key': '123'} self.assertEqual(expected, nova_utils.meta_serialize(original)) def test_serialize_list(self): original = {'test_key': [1, 2, 3]} expected = {'test_key': '[1, 2, 3]'} self.assertEqual(expected, nova_utils.meta_serialize(original)) def test_serialize_dict(self): original = {'test_key': {'a': 'b', 'c': 'd'}} expected = {'test_key': '{"a": "b", "c": "d"}'} self.assertEqual(expected, nova_utils.meta_serialize(original)) def test_serialize_none(self): original = {'test_key': None} expected = {'test_key': 'null'} self.assertEqual(expected, nova_utils.meta_serialize(original)) def test_serialize_combined(self): original = { 'test_key_1': 123, 'test_key_2': 'a string', 'test_key_3': {'a': 'b'}, 'test_key_4': None, } expected = { 'test_key_1': '123', 'test_key_2': 'a string', 'test_key_3': '{"a": "b"}', 'test_key_4': 'null', } self.assertEqual(expected, nova_utils.meta_serialize(original))