# # 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 itertools import json import uuid import mock from oslo.config import cfg import six from heat.common import exception from heat.common import timeutils from heat.db import api as db_api from heat.engine import attributes from heat.engine.cfn import functions as cfn_funcs from heat.engine import dependencies from heat.engine import environment from heat.engine import parser from heat.engine import resource from heat.engine import rsrc_defn from heat.engine import scheduler from heat.engine import template from heat.openstack.common.gettextutils import _ from heat.tests.common import HeatTestCase from heat.tests import generic_resource as generic_rsrc from heat.tests import utils empty_template = {"HeatTemplateFormatVersion": "2012-12-12"} class ResourceTest(HeatTestCase): def setUp(self): super(ResourceTest, self).setUp() resource._register_class('GenericResourceType', generic_rsrc.GenericResource) env = environment.Environment() env.load({u'resource_registry': {u'OS::Test::GenericResource': u'GenericResourceType'}}) self.stack = parser.Stack(utils.dummy_context(), 'test_stack', parser.Template(empty_template), env=env, stack_id=str(uuid.uuid4())) self.patch('heat.engine.resource.warnings') def test_get_class_ok(self): cls = resource.get_class('GenericResourceType') self.assertEqual(generic_rsrc.GenericResource, cls) def test_get_class_noexist(self): self.assertRaises(exception.StackValidationFailed, resource.get_class, 'NoExistResourceType') def test_resource_new_ok(self): snippet = rsrc_defn.ResourceDefinition('aresource', 'GenericResourceType') res = resource.Resource('aresource', snippet, self.stack) self.assertIsInstance(res, generic_rsrc.GenericResource) self.assertEqual("INIT", res.action) def test_resource_new_stack_not_stored(self): snippet = rsrc_defn.ResourceDefinition('aresource', 'GenericResourceType') self.stack.id = None db_method = 'resource_get_by_name_and_stack' with mock.patch.object(db_api, db_method) as resource_get: res = resource.Resource('aresource', snippet, self.stack) self.assertEqual("INIT", res.action) self.assertIs(False, resource_get.called) def test_resource_new_err(self): snippet = rsrc_defn.ResourceDefinition('aresource', 'NoExistResourceType') self.assertRaises(exception.StackValidationFailed, resource.Resource, 'aresource', snippet, self.stack) def test_resource_non_type(self): resource_name = 'aresource' snippet = rsrc_defn.ResourceDefinition(resource_name, '') ex = self.assertRaises(exception.StackValidationFailed, resource.Resource, resource_name, snippet, self.stack) self.assertIn(_('Resource "%s" has no type') % resource_name, six.text_type(ex)) def test_state_defaults(self): tmpl = rsrc_defn.ResourceDefinition('test_res_def', 'Foo') res = generic_rsrc.GenericResource('test_res_def', tmpl, self.stack) self.assertEqual((res.INIT, res.COMPLETE), res.state) self.assertEqual('', res.status_reason) def test_resource_str_repr_stack_id_resource_id(self): tmpl = rsrc_defn.ResourceDefinition('test_res_str_repr', 'Foo') res = generic_rsrc.GenericResource('test_res_str_repr', tmpl, self.stack) res.stack.id = "123" res.resource_id = "456" expected = ('GenericResource "test_res_str_repr" [456] Stack ' '"test_stack" [123]') observed = str(res) self.assertEqual(expected, observed) def test_resource_str_repr_stack_id_no_resource_id(self): tmpl = rsrc_defn.ResourceDefinition('test_res_str_repr', 'Foo') res = generic_rsrc.GenericResource('test_res_str_repr', tmpl, self.stack) res.stack.id = "123" res.resource_id = None expected = ('GenericResource "test_res_str_repr" Stack "test_stack" ' '[123]') observed = str(res) self.assertEqual(expected, observed) def test_resource_str_repr_no_stack_id(self): tmpl = rsrc_defn.ResourceDefinition('test_res_str_repr', 'Foo') res = generic_rsrc.GenericResource('test_res_str_repr', tmpl, self.stack) res.stack.id = None expected = ('GenericResource "test_res_str_repr"') observed = str(res) self.assertEqual(expected, observed) def test_state_set(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) res.state_set(res.CREATE, res.COMPLETE, 'wibble') self.assertEqual(res.CREATE, res.action) self.assertEqual(res.COMPLETE, res.status) self.assertEqual((res.CREATE, res.COMPLETE), res.state) self.assertEqual('wibble', res.status_reason) def test_prepare_abandon(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) expected = { 'action': 'INIT', 'metadata': {}, 'name': 'test_resource', 'resource_data': {}, 'resource_id': None, 'status': 'COMPLETE', 'type': 'Foo' } actual = res.prepare_abandon() self.assertEqual(expected, actual) def test_abandon_with_resource_data(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) res._data = {"test-key": "test-value"} expected = { 'action': 'INIT', 'metadata': {}, 'name': 'test_resource', 'resource_data': {"test-key": "test-value"}, 'resource_id': None, 'status': 'COMPLETE', 'type': 'Foo' } actual = res.prepare_abandon() self.assertEqual(expected, actual) def test_state_set_invalid(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertRaises(ValueError, res.state_set, 'foo', 'bla') self.assertRaises(ValueError, res.state_set, 'foo', res.COMPLETE) self.assertRaises(ValueError, res.state_set, res.CREATE, 'bla') def test_state_del_stack(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') self.stack.action = self.stack.DELETE self.stack.status = self.stack.IN_PROGRESS res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertEqual(res.DELETE, res.action) self.assertEqual(res.COMPLETE, res.status) def test_type(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertEqual('Foo', res.type()) def test_has_interface_direct_match(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertTrue(res.has_interface('GenericResourceType')) def test_has_interface_no_match(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertFalse(res.has_interface('LookingForAnotherType')) def test_has_interface_mapping(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'OS::Test::GenericResource') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertTrue(res.has_interface('GenericResourceType')) def test_created_time(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_res_new', tmpl, self.stack) self.assertIsNone(res.created_time) res._store() self.assertIsNotNone(res.created_time) def test_updated_time(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) res._store() stored_time = res.updated_time utmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') scheduler.TaskRunner(res.update, utmpl)() self.assertIsNotNone(res.updated_time) self.assertNotEqual(res.updated_time, stored_time) def test_update_replace(self): class TestResource(resource.Resource): properties_schema = {'a_string': {'Type': 'String'}} update_allowed_properties = ('a_string',) resource._register_class('TestResource', TestResource) tmpl = rsrc_defn.ResourceDefinition('test_resource', 'TestResource') res = TestResource('test_resource', tmpl, self.stack) utmpl = rsrc_defn.ResourceDefinition('test_resource', 'TestResource', {'a_string': 'foo'}) self.assertRaises( resource.UpdateReplace, scheduler.TaskRunner(res.update, utmpl)) def test_updated_time_changes_only_on_update_calls(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) res._store() self.assertIsNone(res.updated_time) res._store_or_update(res.UPDATE, res.COMPLETE, 'should not change') self.assertIsNone(res.updated_time) def test_store_or_update(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_res_upd', tmpl, self.stack) res._store_or_update(res.CREATE, res.IN_PROGRESS, 'test_store') self.assertIsNotNone(res.id) self.assertEqual(res.CREATE, res.action) self.assertEqual(res.IN_PROGRESS, res.status) self.assertEqual('test_store', res.status_reason) db_res = db_api.resource_get(res.context, res.id) self.assertEqual(res.CREATE, db_res.action) self.assertEqual(res.IN_PROGRESS, db_res.status) self.assertEqual('test_store', db_res.status_reason) res._store_or_update(res.CREATE, res.COMPLETE, 'test_update') self.assertEqual(res.CREATE, res.action) self.assertEqual(res.COMPLETE, res.status) self.assertEqual('test_update', res.status_reason) self.assertEqual(res.CREATE, db_res.action) self.assertEqual(res.COMPLETE, db_res.status) self.assertEqual('test_update', db_res.status_reason) def test_parsed_template(self): join_func = cfn_funcs.Join(None, 'Fn::Join', [' ', ['bar', 'baz', 'quux']]) tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', metadata={'foo': join_func}) res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) parsed_tmpl = res.parsed_template() self.assertEqual('Foo', parsed_tmpl['Type']) self.assertEqual('bar baz quux', parsed_tmpl['Metadata']['foo']) self.assertEqual({'foo': 'bar baz quux'}, res.parsed_template('Metadata')) self.assertEqual({'foo': 'bar baz quux'}, res.parsed_template('Metadata', {'foo': 'bar'})) def test_parsed_template_default(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertEqual({}, res.parsed_template('Metadata')) self.assertEqual({'foo': 'bar'}, res.parsed_template('Metadata', {'foo': 'bar'})) def test_metadata_default(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) self.assertEqual({}, res.metadata_get()) self.assertEqual({}, res.metadata) def test_equals_different_stacks(self): tmpl1 = rsrc_defn.ResourceDefinition('test_resource', 'Foo') tmpl2 = rsrc_defn.ResourceDefinition('test_resource', 'Foo') tmpl3 = rsrc_defn.ResourceDefinition('test_resource2', 'Bar') stack2 = parser.Stack(utils.dummy_context(), 'test_stack', parser.Template(empty_template), stack_id=-1) res1 = generic_rsrc.GenericResource('test_resource', tmpl1, self.stack) res2 = generic_rsrc.GenericResource('test_resource', tmpl2, stack2) res3 = generic_rsrc.GenericResource('test_resource2', tmpl3, stack2) self.assertEqual(res1, res2) self.assertNotEqual(res1, res3) def test_equals_names(self): tmpl1 = rsrc_defn.ResourceDefinition('test_resource1', 'Foo') tmpl2 = rsrc_defn.ResourceDefinition('test_resource2', 'Foo') res1 = generic_rsrc.GenericResource('test_resource1', tmpl1, self.stack) res2 = generic_rsrc.GenericResource('test_resource2', tmpl2, self.stack) self.assertNotEqual(res1, res2) def test_update_template_diff_changed_modified(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', metadata={'foo': 123}) update_snippet = rsrc_defn.ResourceDefinition('test_resource', 'Foo', metadata={'foo': 456}) res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) diff = res.update_template_diff(update_snippet, tmpl) self.assertEqual({'Metadata': {'foo': 456}}, diff) def test_update_template_diff_changed_add(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') update_snippet = rsrc_defn.ResourceDefinition('test_resource', 'Foo', metadata={'foo': 123}) res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) diff = res.update_template_diff(update_snippet, tmpl) self.assertEqual({'Metadata': {'foo': 123}}, diff) def test_update_template_diff_changed_remove(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', metadata={'foo': 123}) update_snippet = rsrc_defn.ResourceDefinition('test_resource', 'Foo') res = generic_rsrc.GenericResource('test_resource', tmpl, self.stack) diff = res.update_template_diff(update_snippet, tmpl) self.assertEqual({'Metadata': None}, diff) def test_update_template_diff_properties_none(self): before_props = {} tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') after_props = {} res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) diff = res.update_template_diff_properties(after_props, before_props) self.assertEqual({}, diff) def test_update_template_diff_properties_added(self): before_props = {} tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo') after_props = {'Foo': '123'} res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) diff = res.update_template_diff_properties(after_props, before_props) self.assertEqual({'Foo': '123'}, diff) def test_update_template_diff_properties_removed_no_default_value(self): before_props = {'Foo': '123'} tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', before_props) # Here should be used real property to get default value new_t = rsrc_defn.ResourceDefinition('test_resource', 'Foo') new_res = generic_rsrc.ResourceWithProps('new_res', new_t, self.stack) after_props = new_res.properties res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) diff = res.update_template_diff_properties(after_props, before_props) self.assertEqual({'Foo': None}, diff) def test_update_template_diff_properties_removed_with_default_value(self): before_props = {'Foo': '123'} tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', before_props) schema = {'Foo': {'Type': 'String', 'Default': '567'}} self.patchobject(generic_rsrc.ResourceWithProps, 'properties_schema', new=schema) # Here should be used real property to get default value new_t = rsrc_defn.ResourceDefinition('test_resource', 'Foo') new_res = generic_rsrc.ResourceWithProps('new_res', new_t, self.stack) after_props = new_res.properties res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) diff = res.update_template_diff_properties(after_props, before_props) self.assertEqual({'Foo': '567'}, diff) def test_update_template_diff_properties_changed(self): before_props = {'Foo': '123'} tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', before_props) after_props = {'Foo': '456'} res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) diff = res.update_template_diff_properties(after_props, before_props) self.assertEqual({'Foo': '456'}, diff) def test_update_template_diff_properties_notallowed(self): before_props = {'Foo': '123'} tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', before_props) after_props = {'Bar': '456'} res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Cat',) self.assertRaises(resource.UpdateReplace, res.update_template_diff_properties, after_props, before_props) def test_resource(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) def test_create_fail_missing_req_prop(self): rname = 'test_resource' tmpl = rsrc_defn.ResourceDefinition(rname, 'Foo', {}) res = generic_rsrc.ResourceWithRequiredProps(rname, tmpl, self.stack) estr = 'Property error : test_resource: Property Foo not assigned' create = scheduler.TaskRunner(res.create) err = self.assertRaises(exception.ResourceFailure, create) self.assertIn(estr, six.text_type(err)) self.assertEqual((res.CREATE, res.FAILED), res.state) def test_create_fail_prop_typo(self): rname = 'test_resource' tmpl = rsrc_defn.ResourceDefinition(rname, 'GenericResourceType', {'Food': 'abc'}) res = generic_rsrc.ResourceWithProps(rname, tmpl, self.stack) estr = 'StackValidationFailed: Unknown Property Food' create = scheduler.TaskRunner(res.create) err = self.assertRaises(exception.ResourceFailure, create) self.assertIn(estr, six.text_type(err)) self.assertEqual((res.CREATE, res.FAILED), res.state) def test_create_fail_metadata_parse_error(self): rname = 'test_resource' get_att = cfn_funcs.GetAtt(self.stack, 'Fn::GetAtt', ["ResourceA", "abc"]) tmpl = rsrc_defn.ResourceDefinition(rname, 'GenericResourceType', properties={}, metadata={'foo': get_att}) res = generic_rsrc.ResourceWithProps(rname, tmpl, self.stack) create = scheduler.TaskRunner(res.create) self.assertRaises(exception.ResourceFailure, create) self.assertEqual((res.CREATE, res.FAILED), res.state) def test_create_resource_after_destroy(self): rname = 'test_res_id_none' tmpl = rsrc_defn.ResourceDefinition(rname, 'GenericResourceType') res = generic_rsrc.ResourceWithProps(rname, tmpl, self.stack) res.id = 'test_res_id' (res.action, res.status) = (res.INIT, res.DELETE) create = scheduler.TaskRunner(res.create) self.assertRaises(exception.ResourceFailure, create) scheduler.TaskRunner(res.destroy)() res.state_reset() scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) def test_create_fail_retry(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) self.m.StubOutWithMock(timeutils, 'retry_backoff_delay') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_create') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_delete') # first attempt to create fails generic_rsrc.ResourceWithProps.handle_create().AndRaise( resource.ResourceInError(resource_name='test_resource', resource_status='ERROR', resource_type='GenericResourceType', resource_action='CREATE', status_reason='just because')) # delete error resource from first attempt generic_rsrc.ResourceWithProps.handle_delete().AndReturn(None) # second attempt to create succeeds timeutils.retry_backoff_delay(1, jitter_max=2.0).AndReturn(0.01) generic_rsrc.ResourceWithProps.handle_create().AndReturn(None) self.m.ReplayAll() scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) self.m.VerifyAll() def test_create_fail_retry_disabled(self): cfg.CONF.set_override('action_retry_limit', 0) tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) self.m.StubOutWithMock(timeutils, 'retry_backoff_delay') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_create') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_delete') # attempt to create fails generic_rsrc.ResourceWithProps.handle_create().AndRaise( resource.ResourceInError(resource_name='test_resource', resource_status='ERROR', resource_type='GenericResourceType', resource_action='CREATE', status_reason='just because')) self.m.ReplayAll() estr = ('ResourceInError: Went to status ERROR due to "just because"') create = scheduler.TaskRunner(res.create) err = self.assertRaises(exception.ResourceFailure, create) self.assertEqual(estr, str(err)) self.assertEqual((res.CREATE, res.FAILED), res.state) self.m.VerifyAll() def test_create_deletes_fail_retry(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) self.m.StubOutWithMock(timeutils, 'retry_backoff_delay') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_create') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_delete') # first attempt to create fails generic_rsrc.ResourceWithProps.handle_create().AndRaise( resource.ResourceInError(resource_name='test_resource', resource_status='ERROR', resource_type='GenericResourceType', resource_action='CREATE', status_reason='just because')) # first attempt to delete fails generic_rsrc.ResourceWithProps.handle_delete().AndRaise( resource.ResourceInError(resource_name='test_resource', resource_status='ERROR', resource_type='GenericResourceType', resource_action='DELETE', status_reason='delete failed')) # second attempt to delete fails timeutils.retry_backoff_delay(1, jitter_max=2.0).AndReturn(0.01) generic_rsrc.ResourceWithProps.handle_delete().AndRaise( resource.ResourceInError(resource_name='test_resource', resource_status='ERROR', resource_type='GenericResourceType', resource_action='DELETE', status_reason='delete failed again')) # third attempt to delete succeeds timeutils.retry_backoff_delay(2, jitter_max=2.0).AndReturn(0.01) generic_rsrc.ResourceWithProps.handle_delete().AndReturn(None) # second attempt to create succeeds timeutils.retry_backoff_delay(1, jitter_max=2.0).AndReturn(0.01) generic_rsrc.ResourceWithProps.handle_create().AndReturn(None) self.m.ReplayAll() scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) self.m.VerifyAll() def test_creates_fail_retry(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'Foo', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) self.m.StubOutWithMock(timeutils, 'retry_backoff_delay') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_create') self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_delete') # first attempt to create fails generic_rsrc.ResourceWithProps.handle_create().AndRaise( resource.ResourceInError(resource_name='test_resource', resource_status='ERROR', resource_type='GenericResourceType', resource_action='CREATE', status_reason='just because')) # delete error resource from first attempt generic_rsrc.ResourceWithProps.handle_delete().AndReturn(None) # second attempt to create fails timeutils.retry_backoff_delay(1, jitter_max=2.0).AndReturn(0.01) generic_rsrc.ResourceWithProps.handle_create().AndRaise( resource.ResourceInError(resource_name='test_resource', resource_status='ERROR', resource_type='GenericResourceType', resource_action='CREATE', status_reason='just because')) # delete error resource from second attempt generic_rsrc.ResourceWithProps.handle_delete().AndReturn(None) # third attempt to create succeeds timeutils.retry_backoff_delay(2, jitter_max=2.0).AndReturn(0.01) generic_rsrc.ResourceWithProps.handle_create().AndReturn(None) self.m.ReplayAll() scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) self.m.VerifyAll() def test_preview(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType') res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) self.assertEqual(res, res.preview()) def test_update_ok(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) utmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'xyz'}) tmpl_diff = {'Properties': {'Foo': 'xyz'}} prop_diff = {'Foo': 'xyz'} self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_update') generic_rsrc.ResourceWithProps.handle_update( utmpl, tmpl_diff, prop_diff).AndReturn(None) self.m.ReplayAll() scheduler.TaskRunner(res.update, utmpl)() self.assertEqual((res.UPDATE, res.COMPLETE), res.state) self.m.VerifyAll() def test_update_replace_with_resource_name(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) utmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'xyz'}) self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_update') tmpl_diff = {'Properties': {'Foo': 'xyz'}} prop_diff = {'Foo': 'xyz'} generic_rsrc.ResourceWithProps.handle_update( utmpl, tmpl_diff, prop_diff).AndRaise(resource.UpdateReplace( res.name)) self.m.ReplayAll() # should be re-raised so parser.Stack can handle replacement updater = scheduler.TaskRunner(res.update, utmpl) ex = self.assertRaises(resource.UpdateReplace, updater) self.assertEqual('The Resource test_resource requires replacement.', six.text_type(ex)) self.m.VerifyAll() def test_update_replace_without_resource_name(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) utmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'xyz'}) self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_update') tmpl_diff = {'Properties': {'Foo': 'xyz'}} prop_diff = {'Foo': 'xyz'} generic_rsrc.ResourceWithProps.handle_update( utmpl, tmpl_diff, prop_diff).AndRaise(resource.UpdateReplace()) self.m.ReplayAll() # should be re-raised so parser.Stack can handle replacement updater = scheduler.TaskRunner(res.update, utmpl) ex = self.assertRaises(resource.UpdateReplace, updater) self.assertEqual('The Resource Unknown requires replacement.', six.text_type(ex)) self.m.VerifyAll() def test_update_fail_missing_req_prop(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithRequiredProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) utmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {}) updater = scheduler.TaskRunner(res.update, utmpl) self.assertRaises(exception.ResourceFailure, updater) self.assertEqual((res.UPDATE, res.FAILED), res.state) def test_update_fail_prop_typo(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) utmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Food': 'xyz'}) updater = scheduler.TaskRunner(res.update, utmpl) self.assertRaises(exception.ResourceFailure, updater) self.assertEqual((res.UPDATE, res.FAILED), res.state) def test_update_not_implemented(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) utmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'xyz'}) tmpl_diff = {'Properties': {'Foo': 'xyz'}} prop_diff = {'Foo': 'xyz'} self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_update') generic_rsrc.ResourceWithProps.handle_update( utmpl, tmpl_diff, prop_diff).AndRaise(NotImplemented) self.m.ReplayAll() updater = scheduler.TaskRunner(res.update, utmpl) self.assertRaises(exception.ResourceFailure, updater) self.assertEqual((res.UPDATE, res.FAILED), res.state) self.m.VerifyAll() def test_suspend_resume_ok(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) res.update_allowed_properties = ('Foo',) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) scheduler.TaskRunner(res.suspend)() self.assertEqual((res.SUSPEND, res.COMPLETE), res.state) scheduler.TaskRunner(res.resume)() self.assertEqual((res.RESUME, res.COMPLETE), res.state) def test_suspend_fail_inprogress(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) res.state_set(res.CREATE, res.IN_PROGRESS) suspend = scheduler.TaskRunner(res.suspend) self.assertRaises(exception.ResourceFailure, suspend) res.state_set(res.UPDATE, res.IN_PROGRESS) suspend = scheduler.TaskRunner(res.suspend) self.assertRaises(exception.ResourceFailure, suspend) res.state_set(res.DELETE, res.IN_PROGRESS) suspend = scheduler.TaskRunner(res.suspend) self.assertRaises(exception.ResourceFailure, suspend) def test_resume_fail_not_suspend_complete(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) non_suspended_states = [s for s in itertools.product(res.ACTIONS, res.STATUSES) if s != (res.SUSPEND, res.COMPLETE)] for state in non_suspended_states: res.state_set(*state) resume = scheduler.TaskRunner(res.resume) self.assertRaises(exception.ResourceFailure, resume) def test_suspend_fail_exception(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_suspend') generic_rsrc.ResourceWithProps.handle_suspend().AndRaise(Exception()) self.m.ReplayAll() suspend = scheduler.TaskRunner(res.suspend) self.assertRaises(exception.ResourceFailure, suspend) self.assertEqual((res.SUSPEND, res.FAILED), res.state) def test_resume_fail_exception(self): tmpl = rsrc_defn.ResourceDefinition('test_resource', 'GenericResourceType', {'Foo': 'abc'}) res = generic_rsrc.ResourceWithProps('test_resource', tmpl, self.stack) scheduler.TaskRunner(res.create)() self.assertEqual((res.CREATE, res.COMPLETE), res.state) self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'handle_resume') generic_rsrc.ResourceWithProps.handle_resume().AndRaise(Exception()) self.m.ReplayAll() res.state_set(res.SUSPEND, res.COMPLETE) resume = scheduler.TaskRunner(res.resume) self.assertRaises(exception.ResourceFailure, resume) self.assertEqual((res.RESUME, res.FAILED), res.state) def test_resource_class_to_template(self): class TestResource(resource.Resource): list_schema = {'wont_show_up': {'Type': 'Number'}} map_schema = {'will_show_up': {'Type': 'Integer'}} properties_schema = { 'name': {'Type': 'String'}, 'bool': {'Type': 'Boolean'}, 'implemented': {'Type': 'String', 'Implemented': True, 'AllowedPattern': '.*', 'MaxLength': 7, 'MinLength': 2, 'Required': True}, 'not_implemented': {'Type': 'String', 'Implemented': False}, 'number': {'Type': 'Number', 'MaxValue': 77, 'MinValue': 41, 'Default': 42}, 'list': {'Type': 'List', 'Schema': {'Type': 'Map', 'Schema': list_schema}}, 'map': {'Type': 'Map', 'Schema': map_schema}, } attributes_schema = { 'output1': attributes.Schema('output1_desc'), 'output2': attributes.Schema('output2_desc') } expected_template = { 'HeatTemplateFormatVersion': '2012-12-12', 'Parameters': { 'name': {'Type': 'String'}, 'bool': {'Type': 'Boolean', 'AllowedValues': ['True', 'true', 'False', 'false']}, 'implemented': { 'Type': 'String', 'AllowedPattern': '.*', 'MaxLength': 7, 'MinLength': 2 }, 'number': {'Type': 'Number', 'MaxValue': 77, 'MinValue': 41, 'Default': 42}, 'list': {'Type': 'CommaDelimitedList'}, 'map': {'Type': 'Json'} }, 'Resources': { 'TestResource': { 'Type': 'Test::Resource::resource', 'Properties': { 'name': {'Ref': 'name'}, 'bool': {'Ref': 'bool'}, 'implemented': {'Ref': 'implemented'}, 'number': {'Ref': 'number'}, 'list': {'Fn::Split': [",", {'Ref': 'list'}]}, 'map': {'Ref': 'map'} } } }, 'Outputs': { 'output1': { 'Description': 'output1_desc', 'Value': '{"Fn::GetAtt": ["TestResource", "output1"]}' }, 'output2': { 'Description': 'output2_desc', 'Value': '{"Fn::GetAtt": ["TestResource", "output2"]}' } } } self.assertEqual(expected_template, TestResource.resource_to_template( 'Test::Resource::resource')) class ResourceAdoptTest(HeatTestCase): def setUp(self): super(ResourceAdoptTest, self).setUp() resource._register_class('GenericResourceType', generic_rsrc.GenericResource) self.patch('heat.engine.resource.warnings') def test_adopt_resource_success(self): adopt_data = '{}' tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, } }) self.stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl, stack_id=str(uuid.uuid4()), adopt_stack_data=json.loads(adopt_data)) res = self.stack['foo'] res_data = { "status": "COMPLETE", "name": "foo", "resource_data": {}, "metadata": {}, "resource_id": "test-res-id", "action": "CREATE", "type": "GenericResourceType" } adopt = scheduler.TaskRunner(res.adopt, res_data) adopt() self.assertEqual({}, res.metadata_get()) self.assertEqual({}, res.metadata) self.assertEqual((res.ADOPT, res.COMPLETE), res.state) def test_adopt_with_resource_data_and_metadata(self): adopt_data = '{}' tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, } }) self.stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl, stack_id=str(uuid.uuid4()), adopt_stack_data=json.loads(adopt_data)) res = self.stack['foo'] res_data = { "status": "COMPLETE", "name": "foo", "resource_data": {"test-key": "test-value"}, "metadata": {"os_distro": "test-distro"}, "resource_id": "test-res-id", "action": "CREATE", "type": "GenericResourceType" } adopt = scheduler.TaskRunner(res.adopt, res_data) adopt() self.assertEqual("test-value", db_api.resource_data_get(res, "test-key")) self.assertEqual({"os_distro": "test-distro"}, res.metadata_get()) self.assertEqual({"os_distro": "test-distro"}, res.metadata) self.assertEqual((res.ADOPT, res.COMPLETE), res.state) def test_adopt_resource_missing(self): adopt_data = '''{ "action": "CREATE", "status": "COMPLETE", "name": "my-test-stack-name", "resources": {} }''' tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, } }) self.stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl, stack_id=str(uuid.uuid4()), adopt_stack_data=json.loads(adopt_data)) res = self.stack['foo'] adopt = scheduler.TaskRunner(res.adopt, None) self.assertRaises(exception.ResourceFailure, adopt) expected = 'Exception: Resource ID was not provided.' self.assertEqual(expected, res.status_reason) class ResourceDependenciesTest(HeatTestCase): def setUp(self): super(ResourceDependenciesTest, self).setUp() resource._register_class('GenericResourceType', generic_rsrc.GenericResource) resource._register_class('ResourceWithPropsType', generic_rsrc.ResourceWithProps) self.deps = dependencies.Dependencies() def test_no_deps(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['foo'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) def test_ref(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Ref': 'foo'}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_hot_ref(self): '''Test that HOT get_resource creates dependencies.''' tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'get_resource': 'foo'}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_ref_nested_dict(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Fn::Base64': {'Ref': 'foo'}}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_hot_ref_nested_dict(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'Fn::Base64': {'get_resource': 'foo'}}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_ref_nested_deep(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Fn::Join': [",", ["blarg", {'Ref': 'foo'}, "wibble"]]}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_hot_ref_nested_deep(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'foo': {'Fn::Join': [",", ["blarg", {'get_resource': 'foo'}, "wibble"]]}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_ref_fail(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Ref': 'baz'}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) self.assertRaises(exception.StackValidationFailed, stack.validate) def test_hot_ref_fail(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'get_resource': 'baz'}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) ex = self.assertRaises(exception.InvalidTemplateReference, stack.validate) self.assertIn('"baz" (in bar.Properties.Foo)', six.text_type(ex)) def test_getatt(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Fn::GetAtt': ['foo', 'bar']}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_hot_getatt(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'get_attr': ['foo', 'bar']}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_getatt_nested_dict(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Fn::Base64': {'Fn::GetAtt': ['foo', 'bar']}}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_hot_getatt_nested_dict(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'Fn::Base64': {'get_attr': ['foo', 'bar']}}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_getatt_nested_deep(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Fn::Join': [",", ["blarg", {'Fn::GetAtt': ['foo', 'bar']}, "wibble"]]}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_hot_getatt_nested_deep(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'Fn::Join': [",", ["blarg", {'get_attr': ['foo', 'bar']}, "wibble"]]}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_getatt_fail(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Fn::GetAtt': ['baz', 'bar']}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) ex = self.assertRaises(exception.InvalidTemplateReference, getattr, stack, 'dependencies') self.assertIn('"baz" (in bar.Properties.Foo)', six.text_type(ex)) def test_hot_getatt_fail(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'get_attr': ['baz', 'bar']}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) ex = self.assertRaises(exception.InvalidTemplateReference, getattr, stack, 'dependencies') self.assertIn('"baz" (in bar.Properties.Foo)', six.text_type(ex)) def test_getatt_fail_nested_deep(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'ResourceWithPropsType', 'Properties': { 'Foo': {'Fn::Join': [",", ["blarg", {'Fn::GetAtt': ['foo', 'bar']}, "wibble", {'Fn::GetAtt': ['baz', 'bar']}]]}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) ex = self.assertRaises(exception.InvalidTemplateReference, getattr, stack, 'dependencies') self.assertIn('"baz" (in bar.Properties.Foo.Fn::Join[1][3])', six.text_type(ex)) def test_hot_getatt_fail_nested_deep(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'ResourceWithPropsType', 'properties': { 'Foo': {'Fn::Join': [",", ["blarg", {'get_attr': ['foo', 'bar']}, "wibble", {'get_attr': ['baz', 'bar']}]]}, } } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) ex = self.assertRaises(exception.InvalidTemplateReference, getattr, stack, 'dependencies') self.assertIn('"baz" (in bar.Properties.Foo.Fn::Join[1][3])', six.text_type(ex)) def test_dependson(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': {'Type': 'GenericResourceType'}, 'bar': { 'Type': 'GenericResourceType', 'DependsOn': 'foo', } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_dependson_hot(self): tmpl = template.Template({ 'heat_template_version': '2013-05-23', 'resources': { 'foo': {'type': 'GenericResourceType'}, 'bar': { 'type': 'GenericResourceType', 'depends_on': 'foo', } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) res = stack['bar'] res.add_dependencies(self.deps) graph = self.deps.graph() self.assertIn(res, graph) self.assertIn(stack['foo'], graph[res]) def test_dependson_fail(self): tmpl = template.Template({ 'HeatTemplateFormatVersion': '2012-12-12', 'Resources': { 'foo': { 'Type': 'GenericResourceType', 'DependsOn': 'wibble', } } }) stack = parser.Stack(utils.dummy_context(), 'test', tmpl) ex = self.assertRaises(exception.InvalidTemplateReference, getattr, stack, 'dependencies') self.assertIn('"wibble" (in foo)', six.text_type(ex)) class MetadataTest(HeatTestCase): def setUp(self): super(MetadataTest, self).setUp() self.stack = parser.Stack(utils.dummy_context(), 'test_stack', parser.Template(empty_template)) self.stack.store() metadata = {'Test': 'Initial metadata'} tmpl = rsrc_defn.ResourceDefinition('metadata_resource', 'Foo', metadata=metadata) self.res = generic_rsrc.GenericResource('metadata_resource', tmpl, self.stack) scheduler.TaskRunner(self.res.create)() self.addCleanup(self.stack.delete) self.patch('heat.engine.resource.warnings') def test_read_initial(self): self.assertEqual({'Test': 'Initial metadata'}, self.res.metadata_get()) self.assertEqual({'Test': 'Initial metadata'}, self.res.metadata) def test_write(self): test_data = {'Test': 'Newly-written data'} self.res.metadata_set(test_data) self.assertEqual(test_data, self.res.metadata_get()) def test_assign_attribute(self): test_data = {'Test': 'Newly-written data'} self.res.metadata = test_data self.assertEqual(test_data, self.res.metadata_get()) self.assertEqual(test_data, self.res.metadata) class ReducePhysicalResourceNameTest(HeatTestCase): scenarios = [ ('one', dict( limit=10, original='one', reduced='one')), ('limit_plus_one', dict( will_reduce=True, limit=10, original='onetwothree', reduced='on-wothree')), ('limit_exact', dict( limit=11, original='onetwothree', reduced='onetwothree')), ('limit_minus_one', dict( limit=12, original='onetwothree', reduced='onetwothree')), ('limit_four', dict( will_reduce=True, limit=4, original='onetwothree', reduced='on-e')), ('limit_three', dict( will_raise=ValueError, limit=3, original='onetwothree')), ('three_nested_stacks', dict( will_reduce=True, limit=63, original=('ElasticSearch-MasterCluster-ccicxsm25ug6-MasterSvr1' '-men65r4t53hh-MasterServer-gxpc3wqxy4el'), reduced=('El-icxsm25ug6-MasterSvr1-men65r4t53hh-' 'MasterServer-gxpc3wqxy4el'))), ('big_names', dict( will_reduce=True, limit=63, original=('MyReallyQuiteVeryLongStackName-' 'MyExtraordinarilyLongResourceName-ccicxsm25ug6'), reduced=('My-LongStackName-' 'MyExtraordinarilyLongResourceName-ccicxsm25ug6'))), ] will_raise = None will_reduce = False def test_reduce(self): if self.will_raise: self.assertRaises( self.will_raise, resource.Resource.reduce_physical_resource_name, self.original, self.limit) else: reduced = resource.Resource.reduce_physical_resource_name( self.original, self.limit) self.assertEqual(self.reduced, reduced) if self.will_reduce: # check it has been truncated to exactly the limit self.assertEqual(self.limit, len(reduced)) else: # check that nothing has changed self.assertEqual(self.original, reduced)