# # 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 copy import mock import six from heat.common import exception from heat.common import identifier from heat.common import template_format from heat.engine.cfn import functions as cfn_functions from heat.engine.cfn import parameters as cfn_param from heat.engine import conditions from heat.engine import environment from heat.engine import function from heat.engine.hot import functions as hot_functions from heat.engine.hot import parameters as hot_param from heat.engine.hot import template as hot_template from heat.engine import resource from heat.engine import resources from heat.engine import rsrc_defn from heat.engine import stack as parser from heat.engine import template from heat.tests import common from heat.tests import generic_resource as generic_rsrc from heat.tests import utils empty_template = template_format.parse('''{ "HeatTemplateFormatVersion" : "2012-12-12", }''') hot_tpl_empty = template_format.parse(''' heat_template_version: 2013-05-23 ''') hot_juno_tpl_empty = template_format.parse(''' heat_template_version: 2014-10-16 ''') hot_kilo_tpl_empty = template_format.parse(''' heat_template_version: 2015-04-30 ''') hot_liberty_tpl_empty = template_format.parse(''' heat_template_version: 2015-10-15 ''') hot_mitaka_tpl_empty = template_format.parse(''' heat_template_version: 2016-04-08 ''') hot_newton_tpl_empty = template_format.parse(''' heat_template_version: 2016-10-14 ''') hot_ocata_tpl_empty = template_format.parse(''' heat_template_version: 2017-02-24 ''') hot_pike_tpl_empty = template_format.parse(''' heat_template_version: 2017-09-01 ''') hot_tpl_empty_sections = template_format.parse(''' heat_template_version: 2013-05-23 parameters: resources: outputs: ''') hot_tpl_generic_resource = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: GenericResourceType ''') hot_tpl_generic_resource_20141016 = template_format.parse(''' heat_template_version: 2014-10-16 resources: resource1: type: GenericResourceType ''') hot_tpl_generic_resource_all_attrs = template_format.parse(''' heat_template_version: 2015-10-15 resources: resource1: type: GenericResourceType ''') hot_tpl_complex_attrs_all_attrs = template_format.parse(''' heat_template_version: 2015-10-15 resources: resource1: type: ResourceWithComplexAttributesType ''') hot_tpl_complex_attrs = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: ResourceWithComplexAttributesType ''') hot_tpl_complex_attrs_20141016 = template_format.parse(''' heat_template_version: 2014-10-16 resources: resource1: type: ResourceWithComplexAttributesType ''') hot_tpl_mapped_props = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: ResWithComplexPropsAndAttrs resource2: type: ResWithComplexPropsAndAttrs properties: a_list: { get_attr: [ resource1, list] } a_string: { get_attr: [ resource1, string ] } a_map: { get_attr: [ resource1, map] } ''') hot_tpl_mapped_props_all_attrs = template_format.parse(''' heat_template_version: 2015-10-15 resources: resource1: type: ResWithComplexPropsAndAttrs resource2: type: ResWithComplexPropsAndAttrs properties: a_list: { get_attr: [ resource1, list] } a_string: { get_attr: [ resource1, string ] } a_map: { get_attr: [ resource1, map] } ''') class DummyClass(object): metadata = None def metadata_get(self): return self.metadata def metadata_set(self, metadata): self.metadata = metadata class HOTemplateTest(common.HeatTestCase): """Test processing of HOT templates.""" @staticmethod def resolve(snippet, template, stack=None): return function.resolve(template.parse(stack, snippet)) @staticmethod def resolve_condition(snippet, template, stack=None): return function.resolve(template.parse_condition(stack, snippet)) def test_defaults(self): """Test default content behavior of HOT template.""" tmpl = template.Template(hot_tpl_empty) # check if we get the right class self.assertIsInstance(tmpl, hot_template.HOTemplate20130523) # test getting an invalid section self.assertNotIn('foobar', tmpl) # test defaults for valid sections self.assertEqual('No description', tmpl[tmpl.DESCRIPTION]) self.assertEqual({}, tmpl[tmpl.RESOURCES]) self.assertEqual({}, tmpl[tmpl.OUTPUTS]) def test_defaults_for_empty_sections(self): """Test default secntion's content behavior of HOT template.""" tmpl = template.Template(hot_tpl_empty_sections) # check if we get the right class self.assertIsInstance(tmpl, hot_template.HOTemplate20130523) # test getting an invalid section self.assertNotIn('foobar', tmpl) # test defaults for valid sections self.assertEqual('No description', tmpl[tmpl.DESCRIPTION]) self.assertEqual({}, tmpl[tmpl.RESOURCES]) self.assertEqual({}, tmpl[tmpl.OUTPUTS]) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.assertIsNone(stack.parameters._validate_user_parameters()) self.assertIsNone(stack.validate()) def test_translate_resources_good(self): """Test translation of resources into internal engine format.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: AWS::EC2::Instance properties: property1: value1 metadata: foo: bar depends_on: dummy deletion_policy: dummy update_policy: foo: bar ''') expected = {'resource1': {'Type': 'AWS::EC2::Instance', 'Properties': {'property1': 'value1'}, 'Metadata': {'foo': 'bar'}, 'DependsOn': 'dummy', 'DeletionPolicy': 'dummy', 'UpdatePolicy': {'foo': 'bar'}}} tmpl = template.Template(hot_tpl) self.assertEqual(expected, tmpl[tmpl.RESOURCES]) def test_translate_resources_bad_no_data(self): """Test translation of resources without any mapping.""" hot_tpl = template_format.parse(""" heat_template_version: 2013-05-23 resources: resource1: """) tmpl = template.Template(hot_tpl) error = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('Each resource must contain a type key.', six.text_type(error)) def test_translate_resources_bad_type(self): """Test translation of resources including invalid keyword.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: Type: AWS::EC2::Instance properties: property1: value1 metadata: foo: bar depends_on: dummy deletion_policy: dummy update_policy: foo: bar ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('"Type" is not a valid keyword ' 'inside a resource definition', six.text_type(err)) def test_translate_resources_bad_properties(self): """Test translation of resources including invalid keyword.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: AWS::EC2::Instance Properties: property1: value1 metadata: foo: bar depends_on: dummy deletion_policy: dummy update_policy: foo: bar ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('"Properties" is not a valid keyword ' 'inside a resource definition', six.text_type(err)) def test_translate_resources_resources_without_name(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: type: AWS::EC2::Instance properties: property1: value1 metadata: foo: bar depends_on: dummy deletion_policy: dummy ''') tmpl = template.Template(hot_tpl) error = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('"resources" must contain a map of resource maps. ' 'Found a [%s] instead' % six.text_type, six.text_type(error)) def test_translate_resources_bad_metadata(self): """Test translation of resources including invalid keyword.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: AWS::EC2::Instance properties: property1: value1 Metadata: foo: bar depends_on: dummy deletion_policy: dummy update_policy: foo: bar ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('"Metadata" is not a valid keyword ' 'inside a resource definition', six.text_type(err)) def test_translate_resources_bad_depends_on(self): """Test translation of resources including invalid keyword.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: AWS::EC2::Instance properties: property1: value1 metadata: foo: bar DependsOn: dummy deletion_policy: dummy update_policy: foo: bar ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('"DependsOn" is not a valid keyword ' 'inside a resource definition', six.text_type(err)) def test_translate_resources_bad_deletion_policy(self): """Test translation of resources including invalid keyword.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: AWS::EC2::Instance properties: property1: value1 metadata: foo: bar depends_on: dummy DeletionPolicy: dummy update_policy: foo: bar ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('"DeletionPolicy" is not a valid keyword ' 'inside a resource definition', six.text_type(err)) def test_translate_resources_bad_update_policy(self): """Test translation of resources including invalid keyword.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: AWS::EC2::Instance properties: property1: value1 metadata: foo: bar depends_on: dummy deletion_policy: dummy UpdatePolicy: foo: bar ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.RESOURCES) self.assertEqual('"UpdatePolicy" is not a valid keyword ' 'inside a resource definition', six.text_type(err)) def test_get_outputs_good(self): """Test get outputs.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 outputs: output1: description: output1 value: value1 ''') expected = {'output1': {'description': 'output1', 'value': 'value1'}} tmpl = template.Template(hot_tpl) self.assertEqual(expected, tmpl[tmpl.OUTPUTS]) def test_get_outputs_bad_no_data(self): """Test get outputs without any mapping.""" hot_tpl = template_format.parse(""" heat_template_version: 2013-05-23 outputs: output1: """) tmpl = template.Template(hot_tpl) error = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.OUTPUTS) self.assertEqual('Each output must contain a value key.', six.text_type(error)) def test_get_outputs_bad_without_name(self): """Test get outputs without name.""" hot_tpl = template_format.parse(""" heat_template_version: 2013-05-23 outputs: description: wrong output value: value1 """) tmpl = template.Template(hot_tpl) error = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.OUTPUTS) self.assertEqual('"outputs" must contain a map of output maps. ' 'Found a [%s] instead' % six.text_type, six.text_type(error)) def test_get_outputs_bad_description(self): """Test get outputs with bad description name.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 outputs: output1: Description: output1 value: value1 ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.OUTPUTS) self.assertIn('Description', six.text_type(err)) def test_get_outputs_bad_value(self): """Test get outputs with bad value name.""" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 outputs: output1: description: output1 Value: value1 ''') tmpl = template.Template(hot_tpl) err = self.assertRaises(exception.StackValidationFailed, tmpl.__getitem__, tmpl.OUTPUTS) self.assertIn('Value', six.text_type(err)) def test_resource_group_list_join(self): """Test list_join on a ResourceGroup's inner attributes This should not fail during validation (i.e. before the ResourceGroup can return the list of the runtime values. """ hot_tpl = template_format.parse(''' heat_template_version: 2014-10-16 resources: rg: type: OS::Heat::ResourceGroup properties: count: 3 resource_def: type: OS::Nova::Server ''') tmpl = template.Template(hot_tpl) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) snippet = {'list_join': ["\n", {'get_attr': ['rg', 'name']}]} self.assertEqual('', self.resolve(snippet, tmpl, stack)) # test list_join for liberty template hot_tpl['heat_template_version'] = '2015-10-15' tmpl = template.Template(hot_tpl) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) snippet = {'list_join': ["\n", {'get_attr': ['rg', 'name']}]} self.assertEqual('', self.resolve(snippet, tmpl, stack)) # test list join again and update to multiple lists snippet = {'list_join': ["\n", {'get_attr': ['rg', 'name']}, {'get_attr': ['rg', 'name']}]} self.assertEqual('', self.resolve(snippet, tmpl, stack)) def test_deletion_policy_titlecase(self): hot_tpl = template_format.parse(''' heat_template_version: 2016-10-14 resources: del: type: OS::Heat::None deletion_policy: Delete ret: type: OS::Heat::None deletion_policy: Retain snap: type: OS::Heat::None deletion_policy: Snapshot ''') rsrc_defns = template.Template(hot_tpl).resource_definitions(None) self.assertEqual(rsrc_defn.ResourceDefinition.DELETE, rsrc_defns['del'].deletion_policy()) self.assertEqual(rsrc_defn.ResourceDefinition.RETAIN, rsrc_defns['ret'].deletion_policy()) self.assertEqual(rsrc_defn.ResourceDefinition.SNAPSHOT, rsrc_defns['snap'].deletion_policy()) def test_deletion_policy(self): hot_tpl = template_format.parse(''' heat_template_version: 2016-10-14 resources: del: type: OS::Heat::None deletion_policy: delete ret: type: OS::Heat::None deletion_policy: retain snap: type: OS::Heat::None deletion_policy: snapshot ''') rsrc_defns = template.Template(hot_tpl).resource_definitions(None) self.assertEqual(rsrc_defn.ResourceDefinition.DELETE, rsrc_defns['del'].deletion_policy()) self.assertEqual(rsrc_defn.ResourceDefinition.RETAIN, rsrc_defns['ret'].deletion_policy()) self.assertEqual(rsrc_defn.ResourceDefinition.SNAPSHOT, rsrc_defns['snap'].deletion_policy()) def test_str_replace(self): """Test str_replace function.""" snippet = {'str_replace': {'template': 'Template var1 string var2', 'params': {'var1': 'foo', 'var2': 'bar'}}} snippet_resolved = 'Template foo string bar' tmpl = template.Template(hot_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_replace_map_param(self): """Test str_replace function with non-string params.""" snippet = {'str_replace': {'template': 'jsonvar1', 'params': {'jsonvar1': {'foo': 123}}}} snippet_resolved = '{"foo": 123}' tmpl = template.Template(hot_liberty_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_replace_list_param(self): """Test str_replace function with non-string params.""" snippet = {'str_replace': {'template': 'listvar1', 'params': {'listvar1': ['foo', 123]}}} snippet_resolved = '["foo", 123]' tmpl = template.Template(hot_liberty_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_replace_number(self): """Test str_replace function with numbers.""" snippet = {'str_replace': {'template': 'Template number string bar', 'params': {'number': 1}}} snippet_resolved = 'Template 1 string bar' tmpl = template.Template(hot_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_fn_replace(self): """Test Fn:Replace function.""" snippet = {'Fn::Replace': [{'$var1': 'foo', '$var2': 'bar'}, 'Template $var1 string $var2']} snippet_resolved = 'Template foo string bar' tmpl = template.Template(hot_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_replace_order(self): """Test str_replace function substitution order.""" snippet = {'str_replace': {'template': '1234567890', 'params': {'1': 'a', '12': 'b', '123': 'c', '1234': 'd', '12345': 'e', '123456': 'f', '1234567': 'g'}}} tmpl = template.Template(hot_tpl_empty) self.assertEqual('g890', self.resolve(snippet, tmpl)) def test_str_replace_single_pass(self): """Test that str_replace function does not do double substitution.""" snippet = {'str_replace': {'template': '1234567890', 'params': {'1': 'a', '4': 'd', '8': 'h', '9': 'i', '123': '1', '456': '4', '890': '8', '90': '9'}}} tmpl = template.Template(hot_tpl_empty) self.assertEqual('1478', self.resolve(snippet, tmpl)) def test_str_replace_sort_order(self): """Test str_replace function replacement order.""" snippet = {'str_replace': {'template': '9876543210', 'params': {'987654': 'a', '876543': 'b', '765432': 'c', '654321': 'd', '543210': 'e'}}} tmpl = template.Template(hot_tpl_empty) self.assertEqual('9876e', self.resolve(snippet, tmpl)) def test_str_replace_syntax(self): """Test str_replace function syntax. Pass wrong syntax (array instead of dictionary) to function and validate that we get a TypeError. """ snippet = {'str_replace': [{'template': 'Template var1 string var2'}, {'params': {'var1': 'foo', 'var2': 'bar'}}]} tmpl = template.Template(hot_tpl_empty) self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) def test_str_replace_missing_param(self): """Test str_replace function missing param is OK.""" snippet = {'str_replace': {'template': 'Template var1 string var2', 'params': {'var1': 'foo', 'var2': 'bar', 'var3': 'zed'}}} snippet_resolved = 'Template foo string bar' # older template uses Replace, newer templates use ReplaceJson. # test both. for hot_tpl in (hot_tpl_empty, hot_ocata_tpl_empty): tmpl = template.Template(hot_tpl) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_replace_strict_no_missing_param(self): """Test str_replace_strict function no missing params, no problem.""" snippet = {'str_replace_strict': {'template': 'Template var1 var1 s var2 t varvarvar3', 'params': {'var1': 'foo', 'var2': 'bar', 'var3': 'zed', 'var': 'tricky '}}} snippet_resolved = 'Template foo foo s bar t tricky tricky zed' tmpl = template.Template(hot_ocata_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_replace_strict_missing_param(self): """Test str_replace_strict function missing param (s)raises error.""" snippet = {'str_replace_strict': {'template': 'Template var1 string var2', 'params': {'var1': 'foo', 'var2': 'bar', 'var3': 'zed'}}} tmpl = template.Template(hot_ocata_tpl_empty) ex = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertEqual('The following params were not found in the ' 'template: var3', six.text_type(ex)) snippet = {'str_replace_strict': {'template': 'Template var1 string var2', 'params': {'var1': 'foo', 'var2': 'bar', 'var0': 'zed'}}} ex = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertEqual('The following params were not found in the ' 'template: var0', six.text_type(ex)) snippet = {'str_replace_strict': {'template': 'Template var1 string var2', 'params': {'var1': 'foo', 'var2': 'bar', 'var0': 'zed', 'var': 'z', 'longvarname': 'q'}}} ex = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertEqual('The following params were not found in the ' 'template: longvarname,var0,var', six.text_type(ex)) def test_str_replace_invalid_param_keys(self): """Test str_replace function parameter keys. Pass wrong parameters to function and verify that we get a KeyError. """ snippet = {'str_replace': {'tmpl': 'Template var1 string var2', 'params': {'var1': 'foo', 'var2': 'bar'}}} tmpl = template.Template(hot_tpl_empty) self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) snippet = {'str_replace': {'tmpl': 'Template var1 string var2', 'parms': {'var1': 'foo', 'var2': 'bar'}}} ex = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) self.assertIn('"str_replace" syntax should be str_replace:\\n', six.text_type(ex)) def test_str_replace_strict_invalid_param_keys(self): """Test str_replace function parameter keys. Pass wrong parameters to function and verify that we get a KeyError. """ snippets = [{'str_replace_strict': {'t': 'Template var1 string var2', 'params': {'var1': 'foo', 'var2': 'bar'}}}, {'str_replace_strict': {'template': 'Template var1 string var2', 'param': {'var1': 'foo', 'var2': 'bar'}}}] for snippet in snippets: tmpl = template.Template(hot_ocata_tpl_empty) ex = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) self.assertIn('"str_replace_strict" syntax should be ' 'str_replace_strict:\\n', six.text_type(ex)) def test_str_replace_invalid_param_types(self): """Test str_replace function parameter values. Pass parameter values of wrong type to function and verify that we get a TypeError. """ snippet = {'str_replace': {'template': 12345, 'params': {'var1': 'foo', 'var2': 'bar'}}} tmpl = template.Template(hot_tpl_empty) self.assertRaises(TypeError, self.resolve, snippet, tmpl) snippet = {'str_replace': {'template': 'Template var1 string var2', 'params': ['var1', 'foo', 'var2', 'bar']}} ex = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) self.assertIn('.str_replace: "str_replace" parameters must be a' ' mapping', six.text_type(ex)) def test_str_replace_invalid_param_type_init(self): """Test str_replace function parameter values. Pass parameter values of wrong type to function and verify that we get a TypeError in the constructor. """ args = [['var1', 'foo', 'var2', 'bar'], 'Template var1 string var2'] ex = self.assertRaises( TypeError, cfn_functions.Replace, None, 'Fn::Replace', args) self.assertIn('parameters must be a mapping', six.text_type(ex)) def test_str_replace_ref_get_param(self): """Test str_replace referencing parameters.""" hot_tpl = template_format.parse(''' heat_template_version: 2015-04-30 parameters: p_template: type: string default: foo-replaceme p_params: type: json default: replaceme: success resources: rsrc: type: ResWithStringPropAndAttr properties: a_string: str_replace: template: {get_param: p_template} params: {get_param: p_params} outputs: replaced: value: {get_attr: [rsrc, string]} ''') tmpl = template.Template(hot_tpl) self.stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) self.assertEqual('foo-success', self.stack.outputs['replaced'].get_value()) def test_get_file(self): """Test get_file function.""" snippet = {'get_file': 'file:///tmp/foo.yaml'} snippet_resolved = 'foo contents' tmpl = template.Template(hot_tpl_empty, files={ 'file:///tmp/foo.yaml': 'foo contents' }) stack = parser.Stack(utils.dummy_context(), 'param_id_test', tmpl) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl, stack)) def test_get_file_not_string(self): """Test get_file function with non-string argument.""" snippet = {'get_file': ['file:///tmp/foo.yaml']} tmpl = template.Template(hot_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'param_id_test', tmpl) notStrErr = self.assertRaises(TypeError, self.resolve, snippet, tmpl, stack) self.assertEqual( 'Argument to "get_file" must be a string', six.text_type(notStrErr)) def test_get_file_missing_files(self): """Test get_file function with no matching key in files section.""" snippet = {'get_file': 'file:///tmp/foo.yaml'} tmpl = template.Template(hot_tpl_empty, files={ 'file:///tmp/bar.yaml': 'bar contents' }) stack = parser.Stack(utils.dummy_context(), 'param_id_test', tmpl) missingErr = self.assertRaises(ValueError, self.resolve, snippet, tmpl, stack) self.assertEqual( ('No content found in the "files" section for ' 'get_file path: file:///tmp/foo.yaml'), six.text_type(missingErr)) def test_get_file_nested_does_not_resolve(self): """Test get_file function does not resolve nested calls.""" snippet = {'get_file': 'file:///tmp/foo.yaml'} snippet_resolved = '{get_file: file:///tmp/bar.yaml}' tmpl = template.Template(hot_tpl_empty, files={ 'file:///tmp/foo.yaml': snippet_resolved, 'file:///tmp/bar.yaml': 'bar content', }) stack = parser.Stack(utils.dummy_context(), 'param_id_test', tmpl) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl, stack)) def test_list_join(self): snippet = {'list_join': [',', ['bar', 'baz']]} snippet_resolved = 'bar,baz' tmpl = template.Template(hot_kilo_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_join_multiple(self): snippet = {'list_join': [',', ['bar', 'baz'], ['bar2', 'baz2']]} snippet_resolved = 'bar,baz,bar2,baz2' tmpl = template.Template(hot_liberty_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_list_join_empty_list(self): snippet = {'list_join': [',', []]} snippet_resolved = '' k_tmpl = template.Template(hot_kilo_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, k_tmpl)) l_tmpl = template.Template(hot_liberty_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, l_tmpl)) def test_join_json(self): snippet = {'list_join': [',', [{'foo': 'json'}, {'foo2': 'json2'}]]} snippet_resolved = '{"foo": "json"},{"foo2": "json2"}' l_tmpl = template.Template(hot_liberty_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, l_tmpl)) # old versions before liberty don't support to join json k_tmpl = template.Template(hot_kilo_tpl_empty) exc = self.assertRaises(TypeError, self.resolve, snippet, k_tmpl) self.assertEqual("Items to join must be strings not {'foo': 'json'}", six.text_type(exc)) def test_join_object_type_fail(self): not_serializable = object snippet = {'list_join': [',', [not_serializable]]} l_tmpl = template.Template(hot_liberty_tpl_empty) exc = self.assertRaises(TypeError, self.resolve, snippet, l_tmpl) self.assertIn('Items to join must be string, map or list not', six.text_type(exc)) k_tmpl = template.Template(hot_kilo_tpl_empty) exc = self.assertRaises(TypeError, self.resolve, snippet, k_tmpl) self.assertIn("Items to join must be strings", six.text_type(exc)) def test_join_json_fail(self): not_serializable = object snippet = {'list_join': [',', [{'foo': not_serializable}]]} l_tmpl = template.Template(hot_liberty_tpl_empty) exc = self.assertRaises(TypeError, self.resolve, snippet, l_tmpl) self.assertIn('Items to join must be string, map or list', six.text_type(exc)) self.assertIn("failed json serialization", six.text_type(exc)) def test_join_invalid(self): snippet = {'list_join': 'bad'} l_tmpl = template.Template(hot_liberty_tpl_empty) exc = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, l_tmpl) self.assertIn('.list_join: Incorrect arguments to "list_join"', six.text_type(exc)) k_tmpl = template.Template(hot_kilo_tpl_empty) exc1 = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, k_tmpl) self.assertIn('.list_join: Incorrect arguments to "list_join"', six.text_type(exc1)) def test_join_int_invalid(self): snippet = {'list_join': 5} l_tmpl = template.Template(hot_liberty_tpl_empty) exc = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, l_tmpl) self.assertIn('.list_join: Incorrect arguments', six.text_type(exc)) k_tmpl = template.Template(hot_kilo_tpl_empty) exc1 = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, k_tmpl) self.assertIn('.list_join: Incorrect arguments', six.text_type(exc1)) def test_join_invalid_value(self): snippet = {'list_join': [',']} l_tmpl = template.Template(hot_liberty_tpl_empty) exc = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, l_tmpl) self.assertIn('.list_join: Incorrect arguments to "list_join"', six.text_type(exc)) k_tmpl = template.Template(hot_kilo_tpl_empty) exc1 = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, k_tmpl) self.assertIn('.list_join: Incorrect arguments to "list_join"', six.text_type(exc1)) def test_join_invalid_multiple(self): snippet = {'list_join': [',', 'bad', ['foo']]} tmpl = template.Template(hot_liberty_tpl_empty) exc = self.assertRaises(TypeError, self.resolve, snippet, tmpl) self.assertIn('must operate on a list', six.text_type(exc)) def test_merge(self): snippet = {'map_merge': [{'f1': 'b1', 'f2': 'b2'}, {'f1': 'b2'}]} tmpl = template.Template(hot_mitaka_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('b2', resolved['f1']) self.assertEqual('b2', resolved['f2']) def test_merge_none(self): snippet = {'map_merge': [{'f1': 'b1', 'f2': 'b2'}, None]} tmpl = template.Template(hot_mitaka_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('b1', resolved['f1']) self.assertEqual('b2', resolved['f2']) def test_merge_invalid(self): snippet = {'map_merge': [{'f1': 'b1', 'f2': 'b2'}, ['f1', 'b2']]} tmpl = template.Template(hot_mitaka_tpl_empty) exc = self.assertRaises(TypeError, self.resolve, snippet, tmpl) self.assertIn('Incorrect arguments', six.text_type(exc)) def test_merge_containing_repeat(self): snippet = {'map_merge': {'repeat': {'template': {'ROLE': 'ROLE'}, 'for_each': {'ROLE': ['role1', 'role2']}}}} tmpl = template.Template(hot_mitaka_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('role1', resolved['role1']) self.assertEqual('role2', resolved['role2']) def test_merge_containing_repeat_with_none(self): snippet = {'map_merge': {'repeat': {'template': {'ROLE': 'ROLE'}, 'for_each': {'ROLE': None}}}} tmpl = template.Template(hot_mitaka_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({}, resolved) def test_map_replace(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'keys': {'f1': 'F1'}, 'values': {'b2': 'B2'}}]} tmpl = template.Template(hot_newton_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({'F1': 'b1', 'f2': 'B2'}, resolved) def test_map_replace_nokeys(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'values': {'b2': 'B2'}}]} tmpl = template.Template(hot_newton_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({'f1': 'b1', 'f2': 'B2'}, resolved) def test_map_replace_novalues(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'keys': {'f2': 'F2'}}]} tmpl = template.Template(hot_newton_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({'f1': 'b1', 'F2': 'b2'}, resolved) def test_map_replace_keys_collide_ok_equal(self): # It's OK to replace a key with the same value snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'keys': {'f2': 'f2'}}]} tmpl = template.Template(hot_newton_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({'f1': 'b1', 'f2': 'b2'}, resolved) def test_map_replace_none_values(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'values': None}]} tmpl = template.Template(hot_newton_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({'f1': 'b1', 'f2': 'b2'}, resolved) def test_map_replace_none_keys(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'keys': None}]} tmpl = template.Template(hot_newton_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({'f1': 'b1', 'f2': 'b2'}, resolved) def test_map_replace_unhashable_value(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': []}, {'values': {}}]} tmpl = template.Template(hot_newton_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual({'f1': 'b1', 'f2': []}, resolved) def test_map_replace_keys_collide(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'keys': {'f2': 'f1'}}]} tmpl = template.Template(hot_newton_tpl_empty) msg = "key replacement f1 collides with a key in the input map" self.assertRaisesRegexp(ValueError, msg, self.resolve, snippet, tmpl) def test_map_replace_replaced_keys_collide(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'keys': {'f1': 'f3', 'f2': 'f3'}}]} tmpl = template.Template(hot_newton_tpl_empty) msg = "key replacement f3 collides with a key in the output map" self.assertRaisesRegexp(ValueError, msg, self.resolve, snippet, tmpl) def test_map_replace_invalid_str_arg1(self): snippet = {'map_replace': 'ab'} tmpl = template.Template(hot_newton_tpl_empty) msg = "Incorrect arguments to \"map_replace\" should be:" self.assertRaisesRegexp(TypeError, msg, self.resolve, snippet, tmpl) def test_map_replace_invalid_str_arg2(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, "ab"]} tmpl = template.Template(hot_newton_tpl_empty) msg = ("Incorrect arguments: to \"map_replace\", " "arguments must be a list of maps") self.assertRaisesRegexp(TypeError, msg, self.resolve, snippet, tmpl) def test_map_replace_invalid_empty(self): snippet = {'map_replace': []} tmpl = template.Template(hot_newton_tpl_empty) msg = "Incorrect arguments to \"map_replace\" should be:" self.assertRaisesRegexp(TypeError, msg, self.resolve, snippet, tmpl) def test_map_replace_invalid_missing1(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}]} tmpl = template.Template(hot_newton_tpl_empty) msg = "Incorrect arguments to \"map_replace\" should be:" self.assertRaisesRegexp(TypeError, msg, self.resolve, snippet, tmpl) def test_map_replace_invalid_missing2(self): snippet = {'map_replace': [{'keys': {'f1': 'f3', 'f2': 'f3'}}]} tmpl = template.Template(hot_newton_tpl_empty) msg = "Incorrect arguments to \"map_replace\" should be:" self.assertRaisesRegexp(TypeError, msg, self.resolve, snippet, tmpl) def test_map_replace_invalid_wrongkey(self): snippet = {'map_replace': [{'f1': 'b1', 'f2': 'b2'}, {'notkeys': {'f2': 'F2'}}]} tmpl = template.Template(hot_newton_tpl_empty) msg = "Incorrect arguments to \"map_replace\" should be:" self.assertRaisesRegexp(ValueError, msg, self.resolve, snippet, tmpl) def test_yaql(self): snippet = {'yaql': {'expression': '$.data.var1.sum()', 'data': {'var1': [1, 2, 3, 4]}}} tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) resolved = self.resolve(snippet, tmpl, stack=stack) self.assertEqual(10, resolved) def test_yaql_list_input(self): snippet = {'yaql': {'expression': '$.data.sum()', 'data': [1, 2, 3, 4]}} tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) resolved = self.resolve(snippet, tmpl, stack=stack) self.assertEqual(10, resolved) def test_yaql_string_input(self): snippet = {'yaql': {'expression': '$.data', 'data': 'whynotastring'}} tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) resolved = self.resolve(snippet, tmpl, stack=stack) self.assertEqual('whynotastring', resolved) def test_yaql_int_input(self): snippet = {'yaql': {'expression': '$.data + 2', 'data': 2}} tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) resolved = self.resolve(snippet, tmpl, stack=stack) self.assertEqual(4, resolved) def test_yaql_bogus_keys(self): snippet = {'yaql': {'expression': '1 + 3', 'data': {'var1': [1, 2, 3, 4]}, 'bogus': ""}} tmpl = template.Template(hot_newton_tpl_empty) self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) def test_yaql_invalid_syntax(self): snippet = {'yaql': {'wrong': 'wrong_expr', 'wrong_data': 'mustbeamap'}} tmpl = template.Template(hot_newton_tpl_empty) self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) def test_yaql_non_map_args(self): snippet = {'yaql': 'invalid'} tmpl = template.Template(hot_newton_tpl_empty) msg = '.yaql: Arguments to "yaql" must be a map.' self.assertRaisesRegexp(exception.StackValidationFailed, msg, self.resolve, snippet, tmpl) def test_yaql_invalid_expression(self): snippet = {'yaql': {'expression': 'invalid(', 'data': {'var1': [1, 2, 3, 4]}}} tmpl = template.Template(hot_newton_tpl_empty) yaql = tmpl.parse(None, snippet) regxp = ('.yaql: Bad expression Parse error: unexpected end ' 'of statement.') self.assertRaisesRegexp(exception.StackValidationFailed, regxp, function.validate, yaql) def test_yaql_data_as_function(self): snippet = {'yaql': {'expression': '$.data.var1.len()', 'data': {'var1': {'list_join': ['', ['1', '2']]}}}} tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) resolved = self.resolve(snippet, tmpl, stack=stack) self.assertEqual(2, resolved) def test_yaql_merge(self): snippet = {'yaql': {'expression': '$.data.d.reduce($1.mergeWith($2))', 'data': {'d': [{'a': [1]}, {'a': [2]}, {'a': [3]}]}}} tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) resolved = self.resolve(snippet, tmpl, stack=stack) self.assertEqual({'a': [1, 2, 3]}, resolved) def test_equals(self): hot_tpl = template_format.parse(''' heat_template_version: 2016-10-14 parameters: env_type: type: string default: 'test' ''') snippet = {'equals': [{'get_param': 'env_type'}, 'prod']} # when param 'env_type' is 'test', equals function resolve to false tmpl = template.Template(hot_tpl) stack = parser.Stack(utils.dummy_context(), 'test_equals_false', tmpl) resolved = self.resolve_condition(snippet, tmpl, stack) self.assertFalse(resolved) # when param 'env_type' is 'prod', equals function resolve to true tmpl = template.Template(hot_tpl, env=environment.Environment( {'env_type': 'prod'})) stack = parser.Stack(utils.dummy_context(), 'test_equals_true', tmpl) resolved = self.resolve_condition(snippet, tmpl, stack) self.assertTrue(resolved) def test_equals_invalid_args(self): tmpl = template.Template(hot_newton_tpl_empty) snippet = {'equals': ['test', 'prod', 'invalid']} exc = self.assertRaises(exception.StackValidationFailed, self.resolve_condition, snippet, tmpl) error_msg = ('.equals: Arguments to "equals" must be ' 'of the form: [value_1, value_2]') self.assertIn(error_msg, six.text_type(exc)) snippet = {'equals': "invalid condition"} exc = self.assertRaises(exception.StackValidationFailed, self.resolve_condition, snippet, tmpl) self.assertIn(error_msg, six.text_type(exc)) def test_equals_with_non_supported_function(self): tmpl = template.Template(hot_newton_tpl_empty) snippet = {'equals': [{'get_attr': [None, 'att1']}, {'get_attr': [None, 'att2']}]} exc = self.assertRaises(exception.StackValidationFailed, self.resolve_condition, snippet, tmpl) self.assertIn('"get_attr" is invalid', six.text_type(exc)) def test_if(self): snippet = {'if': ['create_prod', 'value_if_true', 'value_if_false']} # when condition evaluates to true, if function # resolve to value_if_true tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_if_function', tmpl) with mock.patch.object(tmpl, 'conditions') as conds: conds.return_value = conditions.Conditions({'create_prod': True}) resolved = self.resolve(snippet, tmpl, stack) self.assertEqual('value_if_true', resolved) # when condition evaluates to false, if function # resolve to value_if_false with mock.patch.object(tmpl, 'conditions') as conds: conds.return_value = conditions.Conditions({'create_prod': False}) resolved = self.resolve(snippet, tmpl, stack) self.assertEqual('value_if_false', resolved) def test_if_using_boolean_condition(self): snippet = {'if': [True, 'value_if_true', 'value_if_false']} # when condition is true, if function resolve to value_if_true tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_if_using_boolean_condition', tmpl) resolved = self.resolve(snippet, tmpl, stack) self.assertEqual('value_if_true', resolved) # when condition is false, if function resolve to value_if_false snippet = {'if': [False, 'value_if_true', 'value_if_false']} resolved = self.resolve(snippet, tmpl, stack) self.assertEqual('value_if_false', resolved) def test_if_using_condition_function(self): tmpl_with_conditions = template_format.parse(''' heat_template_version: 2016-10-14 conditions: create_prod: False ''') snippet = {'if': [{'not': 'create_prod'}, 'value_if_true', 'value_if_false']} tmpl = template.Template(tmpl_with_conditions) stack = parser.Stack(utils.dummy_context(), 'test_if_using_condition_function', tmpl) resolved = self.resolve(snippet, tmpl, stack) self.assertEqual('value_if_true', resolved) def test_if_invalid_args(self): snippet = {'if': ['create_prod', 'one_value']} tmpl = template.Template(hot_newton_tpl_empty) exc = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) self.assertIn('Arguments to "if" must be of the form: ' '[condition_name, value_if_true, value_if_false]', six.text_type(exc)) def test_if_condition_name_non_existing(self): snippet = {'if': ['cd_not_existing', 'value_true', 'value_false']} tmpl = template.Template(hot_newton_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_if_function', tmpl) with mock.patch.object(tmpl, 'conditions') as conds: conds.return_value = conditions.Conditions({'create_prod': True}) exc = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl, stack) self.assertIn('Invalid condition "cd_not_existing"', six.text_type(exc)) self.assertIn('if:', six.text_type(exc)) def test_repeat(self): """Test repeat function.""" snippet = {'repeat': {'template': 'this is %var%', 'for_each': {'%var%': ['a', 'b', 'c']}}} snippet_resolved = ['this is a', 'this is b', 'this is c'] tmpl = template.Template(hot_kilo_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_repeat_get_param(self): """Test repeat function with get_param function as an argument.""" hot_tpl = template_format.parse(''' heat_template_version: 2015-04-30 parameters: param: type: comma_delimited_list default: 'a,b,c' ''') snippet = {'repeat': {'template': 'this is var%', 'for_each': {'var%': {'get_param': 'param'}}}} snippet_resolved = ['this is a', 'this is b', 'this is c'] tmpl = template.Template(hot_tpl) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl, stack)) def test_repeat_dict_with_no_replacement(self): snippet = {'repeat': {'template': {'SERVICE_enabled': True}, 'for_each': {'SERVICE': ['x', 'y', 'z']}}} snippet_resolved = [{'x_enabled': True}, {'y_enabled': True}, {'z_enabled': True}] tmpl = template.Template(hot_newton_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_repeat_dict_template(self): """Test repeat function with a dictionary as a template.""" snippet = {'repeat': {'template': {'key-%var%': 'this is %var%'}, 'for_each': {'%var%': ['a', 'b', 'c']}}} snippet_resolved = [{'key-a': 'this is a'}, {'key-b': 'this is b'}, {'key-c': 'this is c'}] tmpl = template.Template(hot_kilo_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_repeat_list_template(self): """Test repeat function with a list as a template.""" snippet = {'repeat': {'template': ['this is %var%', 'static'], 'for_each': {'%var%': ['a', 'b', 'c']}}} snippet_resolved = [['this is a', 'static'], ['this is b', 'static'], ['this is c', 'static']] tmpl = template.Template(hot_kilo_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_repeat_multi_list(self): """Test repeat function with multiple input lists.""" snippet = {'repeat': {'template': 'this is %var1%-%var2%', 'for_each': {'%var1%': ['a', 'b', 'c'], '%var2%': ['1', '2']}}} snippet_resolved = ['this is a-1', 'this is b-1', 'this is c-1', 'this is a-2', 'this is b-2', 'this is c-2'] tmpl = template.Template(hot_kilo_tpl_empty) result = self.resolve(snippet, tmpl) self.assertEqual(len(result), len(snippet_resolved)) for item in result: self.assertIn(item, snippet_resolved) def test_repeat_list_and_map(self): """Test repeat function with a list and a map.""" snippet = {'repeat': {'template': 'this is %var1%-%var2%', 'for_each': {'%var1%': ['a', 'b', 'c'], '%var2%': {'x': 'v', 'y': 'v'}}}} snippet_resolved = ['this is a-x', 'this is b-x', 'this is c-x', 'this is a-y', 'this is b-y', 'this is c-y'] tmpl = template.Template(hot_newton_tpl_empty) result = self.resolve(snippet, tmpl) self.assertEqual(len(result), len(snippet_resolved)) for item in result: self.assertIn(item, snippet_resolved) def test_repeat_bad_args(self): """Tests reporting error by repeat function. Test that the repeat function reports a proper error when missing or invalid arguments. """ tmpl = template.Template(hot_kilo_tpl_empty) # missing for_each snippet = {'repeat': {'template': 'this is %var%'}} self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) # misspelled for_each snippet = {'repeat': {'template': 'this is %var%', 'foreach': {'%var%': ['a', 'b', 'c']}}} self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) # misspelled template snippet = {'repeat': {'templte': 'this is %var%', 'for_each': {'%var%': ['a', 'b', 'c']}}} self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl) def test_repeat_bad_arg_type(self): tmpl = template.Template(hot_kilo_tpl_empty) # for_each is not a map snippet = {'repeat': {'template': 'this is %var%', 'for_each': '%var%'}} repeat = tmpl.parse(None, snippet) regxp = ('.repeat: The "for_each" argument to "repeat" ' 'must contain a map') self.assertRaisesRegexp(exception.StackValidationFailed, regxp, function.validate, repeat) def test_digest(self): snippet = {'digest': ['md5', 'foobar']} snippet_resolved = '3858f62230ac3c915f300c664312c63f' tmpl = template.Template(hot_kilo_tpl_empty) self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_digest_invalid_types(self): tmpl = template.Template(hot_kilo_tpl_empty) invalid_snippets = [ {'digest': 'invalid'}, {'digest': {'foo': 'invalid'}}, {'digest': [123]}, ] for snippet in invalid_snippets: exc = self.assertRaises(TypeError, self.resolve, snippet, tmpl) self.assertIn('must be a list of strings', six.text_type(exc)) def test_digest_incorrect_number_arguments(self): tmpl = template.Template(hot_kilo_tpl_empty) invalid_snippets = [ {'digest': []}, {'digest': ['foo']}, {'digest': ['md5']}, {'digest': ['md5', 'foo', 'bar']}, ] for snippet in invalid_snippets: exc = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertIn('usage: ["", ""]', six.text_type(exc)) def test_digest_invalid_algorithm(self): tmpl = template.Template(hot_kilo_tpl_empty) snippet = {'digest': ['invalid_algorithm', 'foobar']} exc = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertIn('Algorithm must be one of', six.text_type(exc)) def test_str_split(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': [',', 'bar,baz']} snippet_resolved = ['bar', 'baz'] self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_split_index(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': [',', 'bar,baz', 1]} snippet_resolved = 'baz' self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_split_index_str(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': [',', 'bar,baz', '1']} snippet_resolved = 'baz' self.assertEqual(snippet_resolved, self.resolve(snippet, tmpl)) def test_str_split_index_bad(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': [',', 'bar,baz', 'bad']} exc = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertIn('Incorrect index to \"str_split\"', six.text_type(exc)) def test_str_split_index_out_of_range(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': [',', 'bar,baz', '2']} exc = self.assertRaises(ValueError, self.resolve, snippet, tmpl) expected = 'Incorrect index to \"str_split\" should be between 0 and 1' self.assertEqual(expected, six.text_type(exc)) def test_str_split_bad_novalue(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': [',']} exc = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertIn('Incorrect arguments to \"str_split\"', six.text_type(exc)) def test_str_split_bad_empty(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': []} exc = self.assertRaises(ValueError, self.resolve, snippet, tmpl) self.assertIn('Incorrect arguments to \"str_split\"', six.text_type(exc)) def test_str_split_none_string_to_split(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': ['.', None]} self.assertIsNone(self.resolve(snippet, tmpl)) def test_str_split_none_delim(self): tmpl = template.Template(hot_liberty_tpl_empty) snippet = {'str_split': [None, 'check']} self.assertEqual(['check'], self.resolve(snippet, tmpl)) def test_prevent_parameters_access(self): """Check parameters section inaccessible using the template as a dict. Test that the parameters section can't be accessed using the template as a dictionary. """ expected_description = "This can be accessed" hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 description: {0} parameters: foo: type: string '''.format(expected_description)) tmpl = template.Template(hot_tpl) self.assertEqual(expected_description, tmpl['description']) err_str = "can not be accessed directly" # Hot template test keyError = self.assertRaises(KeyError, tmpl.__getitem__, 'parameters') self.assertIn(err_str, six.text_type(keyError)) # CFN template test keyError = self.assertRaises(KeyError, tmpl.__getitem__, 'Parameters') self.assertIn(err_str, six.text_type(keyError)) def test_parameters_section_not_iterable(self): """Check parameters section is not returned using the template as iter. Test that the parameters section is not returned when the template is used as an iterable. """ expected_description = "This can be accessed" tmpl = template.Template({'heat_template_version': '2013-05-23', 'description': expected_description, 'parameters': {'foo': {'Type': 'String', 'Required': True}}}) self.assertEqual(expected_description, tmpl['description']) self.assertNotIn('parameters', tmpl.keys()) def test_invalid_hot_version(self): """Test HOT version check. Pass an invalid HOT version to template.Template.__new__() and validate that we get a ValueError. """ tmpl_str = "heat_template_version: this-ain't-valid" hot_tmpl = template_format.parse(tmpl_str) self.assertRaises(exception.InvalidTemplateVersion, template.Template, hot_tmpl) def test_valid_hot_version(self): """Test HOT version check. Pass a valid HOT version to template.Template.__new__() and validate that we get back a parsed template. """ tmpl_str = "heat_template_version: 2013-05-23" hot_tmpl = template_format.parse(tmpl_str) parsed_tmpl = template.Template(hot_tmpl) expected = ('heat_template_version', '2013-05-23') observed = parsed_tmpl.version self.assertEqual(expected, observed) def test_resource_facade(self): metadata_snippet = {'resource_facade': 'metadata'} deletion_policy_snippet = {'resource_facade': 'deletion_policy'} update_policy_snippet = {'resource_facade': 'update_policy'} parent_resource = DummyClass() parent_resource.metadata_set({"foo": "bar"}) parent_resource.t = rsrc_defn.ResourceDefinition( 'parent', 'SomeType', deletion_policy=rsrc_defn.ResourceDefinition.RETAIN, update_policy={"blarg": "wibble"}) tmpl = copy.deepcopy(hot_tpl_empty) tmpl['resources'] = {'parent': parent_resource.t.render_hot()} parent_resource.stack = parser.Stack(utils.dummy_context(), 'toplevel_stack', template.Template(tmpl)) parent_resource.stack._resources = {'parent': parent_resource} stack = parser.Stack(utils.dummy_context(), 'test_stack', template.Template(hot_tpl_empty), parent_resource='parent') stack.set_parent_stack(parent_resource.stack) self.assertEqual({"foo": "bar"}, self.resolve(metadata_snippet, stack.t, stack)) self.assertEqual('Retain', self.resolve(deletion_policy_snippet, stack.t, stack)) self.assertEqual({"blarg": "wibble"}, self.resolve(update_policy_snippet, stack.t, stack)) def test_resource_facade_function(self): deletion_policy_snippet = {'resource_facade': 'deletion_policy'} parent_resource = DummyClass() parent_resource.metadata_set({"foo": "bar"}) del_policy = hot_functions.Join(None, 'list_join', ['eta', ['R', 'in']]) parent_resource.t = rsrc_defn.ResourceDefinition( 'parent', 'SomeType', deletion_policy=del_policy) tmpl = copy.deepcopy(hot_juno_tpl_empty) tmpl['resources'] = {'parent': parent_resource.t.render_hot()} parent_resource.stack = parser.Stack(utils.dummy_context(), 'toplevel_stack', template.Template(tmpl)) parent_resource.stack._resources = {'parent': parent_resource} stack = parser.Stack(utils.dummy_context(), 'test_stack', template.Template(hot_tpl_empty), parent_resource='parent') stack.set_parent_stack(parent_resource.stack) self.assertEqual('Retain', self.resolve(deletion_policy_snippet, stack.t, stack)) def test_resource_facade_invalid_arg(self): snippet = {'resource_facade': 'wibble'} stack = parser.Stack(utils.dummy_context(), 'test_stack', template.Template(hot_tpl_empty)) error = self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, stack.t, stack) self.assertIn(next(iter(snippet)), six.text_type(error)) def test_resource_facade_missing_deletion_policy(self): snippet = {'resource_facade': 'deletion_policy'} parent_resource = DummyClass() parent_resource.metadata_set({"foo": "bar"}) parent_resource.t = rsrc_defn.ResourceDefinition('parent', 'SomeType') tmpl = copy.deepcopy(hot_tpl_empty) tmpl['resources'] = {'parent': parent_resource.t.render_hot()} parent_stack = parser.Stack(utils.dummy_context(), 'toplevel_stack', template.Template(tmpl)) parent_stack._resources = {'parent': parent_resource} stack = parser.Stack(utils.dummy_context(), 'test_stack', template.Template(hot_tpl_empty), parent_resource='parent') stack.set_parent_stack(parent_stack) self.assertEqual('Delete', self.resolve(snippet, stack.t, stack)) def test_removed_function(self): snippet = {'Fn::GetAZs': ''} stack = parser.Stack(utils.dummy_context(), 'test_stack', template.Template(hot_juno_tpl_empty)) regxp = '.Fn::GetAZs: The template version is invalid' self.assertRaisesRegexp(exception.StackValidationFailed, regxp, function.validate, stack.t.parse(stack, snippet)) def test_add_resource(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 resources: resource1: type: AWS::EC2::Instance properties: property1: value1 metadata: foo: bar depends_on: - dummy deletion_policy: Retain update_policy: foo: bar resource2: type: AWS::EC2::Instance ''') source = template.Template(hot_tpl) empty = template.Template(copy.deepcopy(hot_tpl_empty)) stack = parser.Stack(utils.dummy_context(), 'test_stack', source) for defn in six.itervalues(source.resource_definitions(stack)): empty.add_resource(defn) self.assertEqual(hot_tpl['resources'], empty.t['resources']) def test_filter(self): snippet = {'filter': [[None], [1, None, 4, 2, None]]} tmpl = template.Template(hot_ocata_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) resolved = self.resolve(snippet, tmpl, stack=stack) self.assertEqual([1, 4, 2], resolved) def test_filter_wrong_args_type(self): snippet = {'filter': 'foo'} tmpl = template.Template(hot_ocata_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl, stack=stack) def test_filter_wrong_args_number(self): snippet = {'filter': [[None], [1, 2], 'foo']} tmpl = template.Template(hot_ocata_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.assertRaises(exception.StackValidationFailed, self.resolve, snippet, tmpl, stack=stack) def test_filter_dict(self): snippet = {'filter': [[None], {'a': 1}]} tmpl = template.Template(hot_ocata_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.assertRaises(TypeError, self.resolve, snippet, tmpl, stack=stack) def test_filter_str(self): snippet = {'filter': [['a'], 'abcd']} tmpl = template.Template(hot_ocata_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.assertRaises(TypeError, self.resolve, snippet, tmpl, stack=stack) def test_filter_str_values(self): snippet = {'filter': ['abcd', ['a', 'b', 'c', 'd']]} tmpl = template.Template(hot_ocata_tpl_empty) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) self.assertRaises(TypeError, self.resolve, snippet, tmpl, stack=stack) def test_make_url_basic(self): snippet = { 'make_url': { 'scheme': 'http', 'host': 'example.com', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) func = tmpl.parse(None, snippet) function.validate(func) resolved = function.resolve(func) self.assertEqual('http://example.com/foo/bar', resolved) def test_make_url_ipv6(self): snippet = { 'make_url': { 'scheme': 'http', 'host': '::1', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('http://[::1]/foo/bar', resolved) def test_make_url_ipv6_ready(self): snippet = { 'make_url': { 'scheme': 'http', 'host': '[::1]', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('http://[::1]/foo/bar', resolved) def test_make_url_port_string(self): snippet = { 'make_url': { 'scheme': 'https', 'host': 'example.com', 'port': '80', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('https://example.com:80/foo/bar', resolved) def test_make_url_port_int(self): snippet = { 'make_url': { 'scheme': 'https', 'host': 'example.com', 'port': 80, 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('https://example.com:80/foo/bar', resolved) def test_make_url_port_invalid_high(self): snippet = { 'make_url': { 'scheme': 'https', 'host': 'example.com', 'port': 100000, 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) self.assertRaises(ValueError, self.resolve, snippet, tmpl) def test_make_url_port_invalid_low(self): snippet = { 'make_url': { 'scheme': 'https', 'host': 'example.com', 'port': '0', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) self.assertRaises(ValueError, self.resolve, snippet, tmpl) def test_make_url_port_invalid_string(self): snippet = { 'make_url': { 'scheme': 'https', 'host': 'example.com', 'port': '1.1', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) self.assertRaises(ValueError, self.resolve, snippet, tmpl) def test_make_url_username(self): snippet = { 'make_url': { 'scheme': 'http', 'username': 'wibble', 'host': 'example.com', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('http://wibble@example.com/foo/bar', resolved) def test_make_url_username_password(self): snippet = { 'make_url': { 'scheme': 'http', 'username': 'wibble', 'password': 'blarg', 'host': 'example.com', 'path': '/foo/bar', } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('http://wibble:blarg@example.com/foo/bar', resolved) def test_make_url_query(self): snippet = { 'make_url': { 'scheme': 'http', 'host': 'example.com', 'path': '/foo/?bar', 'query': { 'foo#': 'bar & baz', 'blarg': '/wib=ble/', }, } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertIn(resolved, ['http://example.com/foo/%3Fbar' '?foo%23=bar+%26+baz&blarg=/wib%3Dble/', 'http://example.com/foo/%3Fbar' '?blarg=/wib%3Dble/&foo%23=bar+%26+baz']) def test_make_url_fragment(self): snippet = { 'make_url': { 'scheme': 'http', 'host': 'example.com', 'path': 'foo/bar', 'fragment': 'baz' } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('http://example.com/foo/bar#baz', resolved) def test_make_url_file(self): snippet = { 'make_url': { 'scheme': 'file', 'path': 'foo/bar' } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('file:///foo/bar', resolved) def test_make_url_file_leading_slash(self): snippet = { 'make_url': { 'scheme': 'file', 'path': '/foo/bar' } } tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual('file:///foo/bar', resolved) def test_make_url_bad_args_type(self): snippet = { 'make_url': 'http://example.com/foo/bar' } tmpl = template.Template(hot_pike_tpl_empty) func = tmpl.parse(None, snippet) self.assertRaises(exception.StackValidationFailed, function.validate, func) def test_make_url_invalid_key(self): snippet = { 'make_url': { 'scheme': 'http', 'host': 'example.com', 'foo': 'bar', } } tmpl = template.Template(hot_pike_tpl_empty) func = tmpl.parse(None, snippet) self.assertRaises(exception.StackValidationFailed, function.validate, func) def test_depends_condition(self): hot_tpl = template_format.parse(''' heat_template_version: 2016-10-14 resources: one: type: OS::Heat::None two: type: OS::Heat::None condition: False three: type: OS::Heat::None depends_on: two ''') tmpl = template.Template(hot_tpl) stack = parser.Stack(utils.dummy_context(), 'test_stack', tmpl) stack.validate() self.assertEqual({'one', 'three'}, set(stack.resources)) def test_list_concat(self): snippet = {'list_concat': [['v1', 'v2'], ['v3', 'v4']]} snippet_resolved = ['v1', 'v2', 'v3', 'v4'] tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual(snippet_resolved, resolved) def test_list_concat_none(self): snippet = {'list_concat': [['v1', 'v2'], ['v3', 'v4'], None]} snippet_resolved = ['v1', 'v2', 'v3', 'v4'] tmpl = template.Template(hot_pike_tpl_empty) resolved = self.resolve(snippet, tmpl) self.assertEqual(snippet_resolved, resolved) def test_list_concat_invalid(self): snippet = {'list_concat': [{'k1': 'v2'}, ['v3', 'v4']]} tmpl = template.Template(hot_pike_tpl_empty) exc = self.assertRaises(TypeError, self.resolve, snippet, tmpl) self.assertIn('Incorrect arguments', six.text_type(exc)) class HotStackTest(common.HeatTestCase): """Test stack function when stack was created from HOT template.""" def setUp(self): super(HotStackTest, self).setUp() self.tmpl = template.Template(copy.deepcopy(empty_template)) self.ctx = utils.dummy_context() def resolve(self, snippet): return function.resolve(self.stack.t.parse(self.stack, snippet)) def test_repeat_get_attr(self): """Test repeat function with get_attr function as an argument.""" tmpl = template.Template(hot_tpl_complex_attrs_all_attrs) self.stack = parser.Stack(self.ctx, 'test_repeat_get_attr', tmpl) snippet = {'repeat': {'template': 'this is %var%', 'for_each': {'%var%': {'get_attr': ['resource1', 'list']}}}} repeat = self.stack.t.parse(self.stack, snippet) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) self.assertEqual(['this is foo', 'this is bar'], function.resolve(repeat)) def test_get_attr_multiple_rsrc_status(self): """Test resolution of get_attr occurrences in HOT template.""" hot_tpl = hot_tpl_generic_resource self.stack = parser.Stack(self.ctx, 'test_get_attr', template.Template(hot_tpl)) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) snippet = {'Value': {'get_attr': ['resource1', 'foo']}} rsrc = self.stack['resource1'] for action, status in ( (rsrc.CREATE, rsrc.IN_PROGRESS), (rsrc.CREATE, rsrc.COMPLETE), (rsrc.RESUME, rsrc.IN_PROGRESS), (rsrc.RESUME, rsrc.COMPLETE), (rsrc.UPDATE, rsrc.IN_PROGRESS), (rsrc.UPDATE, rsrc.COMPLETE)): rsrc.state_set(action, status) # GenericResourceType has an attribute 'foo' which yields the # resource name. self.assertEqual({'Value': 'resource1'}, self.resolve(snippet)) def test_get_attr_invalid(self): """Test resolution of get_attr occurrences in HOT template.""" hot_tpl = hot_tpl_generic_resource self.stack = parser.Stack(self.ctx, 'test_get_attr', template.Template(hot_tpl)) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) self.assertRaises(exception.InvalidTemplateAttribute, self.resolve, {'Value': {'get_attr': ['resource1', 'NotThere']}}) def test_get_attr_invalid_resource(self): """Test resolution of get_attr occurrences in HOT template.""" hot_tpl = hot_tpl_complex_attrs self.stack = parser.Stack(self.ctx, 'test_get_attr_invalid_none', template.Template(hot_tpl)) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) snippet = {'Value': {'get_attr': ['resource2', 'who_cares']}} self.assertRaises(exception.InvalidTemplateReference, self.resolve, snippet) def test_get_resource(self): """Test resolution of get_resource occurrences in HOT template.""" hot_tpl = hot_tpl_generic_resource self.stack = parser.Stack(self.ctx, 'test_get_resource', template.Template(hot_tpl)) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) snippet = {'value': {'get_resource': 'resource1'}} self.assertEqual({'value': 'resource1'}, self.resolve(snippet)) def test_set_param_id(self): tmpl = template.Template(hot_tpl_empty) self.stack = parser.Stack(self.ctx, 'param_id_test', tmpl) self.assertEqual('None', self.stack.parameters['OS::stack_id']) self.stack.store() stack_identifier = self.stack.identifier() self.assertEqual(self.stack.id, self.stack.parameters['OS::stack_id']) self.assertEqual(stack_identifier.stack_id, self.stack.parameters['OS::stack_id']) self.m.VerifyAll() def test_set_wrong_param(self): tmpl = template.Template(hot_tpl_empty) stack_id = identifier.HeatIdentifier('', "stack_testit", None) params = tmpl.parameters(None, {}) self.assertFalse(params.set_stack_id(None)) self.assertTrue(params.set_stack_id(stack_id)) def test_set_param_id_update(self): tmpl = template.Template( {'heat_template_version': '2013-05-23', 'resources': {'AResource': {'type': 'ResourceWithPropsType', 'metadata': {'Bar': {'get_param': 'OS::stack_id'}}, 'properties': {'Foo': 'abc'}}}}) self.stack = parser.Stack(self.ctx, 'update_stack_id_test', tmpl) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) stack_id = self.stack.parameters['OS::stack_id'] tmpl2 = template.Template( {'heat_template_version': '2013-05-23', 'resources': {'AResource': {'type': 'ResourceWithPropsType', 'metadata': {'Bar': {'get_param': 'OS::stack_id'}}, 'properties': {'Foo': 'xyz'}}}}) updated_stack = parser.Stack(self.ctx, 'updated_stack', tmpl2) self.stack.update(updated_stack) self.assertEqual((parser.Stack.UPDATE, parser.Stack.COMPLETE), self.stack.state) self.assertEqual('xyz', self.stack['AResource'].properties['Foo']) self.assertEqual(stack_id, self.stack['AResource'].metadata_get()['Bar']) def test_load_param_id(self): tmpl = template.Template(hot_tpl_empty) self.stack = parser.Stack(self.ctx, 'param_load_id_test', tmpl) self.stack.store() stack_identifier = self.stack.identifier() self.assertEqual(stack_identifier.stack_id, self.stack.parameters['OS::stack_id']) newstack = parser.Stack.load(self.ctx, stack_id=self.stack.id) self.assertEqual(stack_identifier.stack_id, newstack.parameters['OS::stack_id']) def test_update_modify_param_ok_replace(self): tmpl = { 'heat_template_version': '2013-05-23', 'parameters': { 'foo': {'type': 'string'} }, 'resources': { 'AResource': { 'type': 'ResourceWithPropsType', 'properties': {'Foo': {'get_param': 'foo'}} } } } self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'update_template_diff') self.stack = parser.Stack(self.ctx, 'update_test_stack', template.Template( tmpl, env=environment.Environment( {'foo': 'abc'}))) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) updated_stack = parser.Stack(self.ctx, 'updated_stack', template.Template( tmpl, env=environment.Environment( {'foo': 'xyz'}))) def check_props(*args): self.assertEqual('abc', self.stack['AResource'].properties['Foo']) generic_rsrc.ResourceWithProps.update_template_diff( rsrc_defn.ResourceDefinition('AResource', 'ResourceWithPropsType', properties={'Foo': 'xyz'}), rsrc_defn.ResourceDefinition('AResource', 'ResourceWithPropsType', properties={'Foo': 'abc'}) ).WithSideEffects(check_props).AndRaise(resource.UpdateReplace) self.m.ReplayAll() self.stack.update(updated_stack) self.assertEqual((parser.Stack.UPDATE, parser.Stack.COMPLETE), self.stack.state) self.assertEqual('xyz', self.stack['AResource'].properties['Foo']) self.m.VerifyAll() def test_update_modify_files_ok_replace(self): tmpl = { 'heat_template_version': '2013-05-23', 'parameters': {}, 'resources': { 'AResource': { 'type': 'ResourceWithPropsType', 'properties': {'Foo': {'get_file': 'foo'}} } } } self.m.StubOutWithMock(generic_rsrc.ResourceWithProps, 'update_template_diff') self.stack = parser.Stack(self.ctx, 'update_test_stack', template.Template(tmpl, files={'foo': 'abc'})) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) updated_stack = parser.Stack(self.ctx, 'updated_stack', template.Template(tmpl, files={'foo': 'xyz'})) def check_props(*args): self.assertEqual('abc', self.stack['AResource'].properties['Foo']) generic_rsrc.ResourceWithProps.update_template_diff( rsrc_defn.ResourceDefinition('AResource', 'ResourceWithPropsType', properties={'Foo': 'xyz'}), rsrc_defn.ResourceDefinition('AResource', 'ResourceWithPropsType', properties={'Foo': 'abc'}) ).WithSideEffects(check_props).AndRaise(resource.UpdateReplace) self.m.ReplayAll() self.stack.update(updated_stack) self.assertEqual((parser.Stack.UPDATE, parser.Stack.COMPLETE), self.stack.state) self.assertEqual('xyz', self.stack['AResource'].properties['Foo']) self.m.VerifyAll() class StackAttributesTest(common.HeatTestCase): """Test get_attr function when stack was created from HOT template.""" def setUp(self): super(StackAttributesTest, self).setUp() self.ctx = utils.dummy_context() self.m.ReplayAll() scenarios = [ # for hot template 2013-05-23, get_attr: hot_funcs.GetAttThenSelect ('get_flat_attr', dict(hot_tpl=hot_tpl_generic_resource, snippet={'Value': {'get_attr': ['resource1', 'foo']}}, resource_name='resource1', expected={'Value': 'resource1'})), ('get_list_attr', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes.list[0]})), ('get_flat_dict_attr', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'flat_dict', 'key2']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. flat_dict['key2']})), ('get_nested_attr_list', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['list'][0]})), ('get_nested_attr_dict', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'dict', 'a']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['dict']['a']})), ('get_attr_none', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'none', 'who_cares']}}, resource_name='resource1', expected={'Value': None})), # for hot template version 2014-10-16 and 2015-04-30, # get_attr: hot_funcs.GetAtt ('get_flat_attr', dict(hot_tpl=hot_tpl_generic_resource_20141016, snippet={'Value': {'get_attr': ['resource1', 'foo']}}, resource_name='resource1', expected={'Value': 'resource1'})), ('get_list_attr', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes.list[0]})), ('get_flat_dict_attr', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'flat_dict', 'key2']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. flat_dict['key2']})), ('get_nested_attr_list', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['list'][0]})), ('get_nested_attr_dict', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'dict', 'a']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['dict']['a']})), ('get_attr_none', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'none', 'who_cares']}}, resource_name='resource1', expected={'Value': None})) ] def test_get_attr(self): """Test resolution of get_attr occurrences in HOT template.""" self.stack = parser.Stack(self.ctx, 'test_get_attr', template.Template(self.hot_tpl)) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) rsrc = self.stack[self.resource_name] for action, status in ( (rsrc.CREATE, rsrc.IN_PROGRESS), (rsrc.CREATE, rsrc.COMPLETE), (rsrc.RESUME, rsrc.IN_PROGRESS), (rsrc.RESUME, rsrc.COMPLETE), (rsrc.SUSPEND, rsrc.IN_PROGRESS), (rsrc.SUSPEND, rsrc.COMPLETE), (rsrc.UPDATE, rsrc.IN_PROGRESS), (rsrc.UPDATE, rsrc.COMPLETE), (rsrc.SNAPSHOT, rsrc.IN_PROGRESS), (rsrc.SNAPSHOT, rsrc.COMPLETE), (rsrc.CHECK, rsrc.IN_PROGRESS), (rsrc.CHECK, rsrc.COMPLETE), (rsrc.ADOPT, rsrc.IN_PROGRESS), (rsrc.ADOPT, rsrc.COMPLETE)): rsrc.state_set(action, status) resolved = function.resolve(self.stack.t.parse(self.stack, self.snippet)) self.assertEqual(self.expected, resolved) class StackGetAttributesTestConvergence(common.HeatTestCase): def setUp(self): super(StackGetAttributesTestConvergence, self).setUp() self.ctx = utils.dummy_context() self.m.ReplayAll() scenarios = [ # for hot template 2013-05-23, get_attr: hot_funcs.GetAttThenSelect ('get_flat_attr', dict(hot_tpl=hot_tpl_generic_resource, snippet={'Value': {'get_attr': ['resource1', 'foo']}}, resource_name='resource1', expected={'Value': 'resource1'})), ('get_list_attr', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes.list[0]})), ('get_flat_dict_attr', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'flat_dict', 'key2']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. flat_dict['key2']})), ('get_nested_attr_list', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['list'][0]})), ('get_nested_attr_dict', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'dict', 'a']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['dict']['a']})), ('get_attr_none', dict(hot_tpl=hot_tpl_complex_attrs, snippet={'Value': {'get_attr': ['resource1', 'none', 'who_cares']}}, resource_name='resource1', expected={'Value': None})), # for hot template version 2014-10-16 and 2015-04-30, # get_attr: hot_funcs.GetAtt ('get_flat_attr', dict(hot_tpl=hot_tpl_generic_resource_20141016, snippet={'Value': {'get_attr': ['resource1', 'foo']}}, resource_name='resource1', expected={'Value': 'resource1'})), ('get_list_attr', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes.list[0]})), ('get_flat_dict_attr', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'flat_dict', 'key2']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. flat_dict['key2']})), ('get_nested_attr_list', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'list', 0]}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['list'][0]})), ('get_nested_attr_dict', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'nested_dict', 'dict', 'a']}}, resource_name='resource1', expected={ 'Value': generic_rsrc.ResourceWithComplexAttributes. nested_dict['dict']['a']})), ('get_attr_none', dict(hot_tpl=hot_tpl_complex_attrs_20141016, snippet={'Value': {'get_attr': ['resource1', 'none', 'who_cares']}}, resource_name='resource1', expected={'Value': None})) ] def _prepare_cache_data(self, rsrc): dep_attrs = function.dep_attrs( self.stack.t.parse(self.stack, self.snippet), self.resource_name) with mock.patch.object(rsrc.stack, 'get_dep_attrs') as mock_da: mock_da.return_value = dep_attrs rsrc_data = rsrc.node_data() # store as cache data self.stack.cache_data = { rsrc.name: rsrc_data } def test_get_attr_convergence(self): """Test resolution of get_attr occurrences with convergence.""" self.stack = parser.Stack(self.ctx, 'test_get_attr', template.Template(self.hot_tpl)) self.stack.store() self.stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), self.stack.state) rsrc = self.stack[self.resource_name] self._prepare_cache_data(rsrc) with mock.patch.object(resource.Resource, 'get_attribute') as mock_ga: for action, status in ( (rsrc.CREATE, rsrc.IN_PROGRESS), (rsrc.CREATE, rsrc.COMPLETE), (rsrc.RESUME, rsrc.IN_PROGRESS), (rsrc.RESUME, rsrc.COMPLETE), (rsrc.SUSPEND, rsrc.IN_PROGRESS), (rsrc.SUSPEND, rsrc.COMPLETE), (rsrc.UPDATE, rsrc.IN_PROGRESS), (rsrc.UPDATE, rsrc.COMPLETE), (rsrc.SNAPSHOT, rsrc.IN_PROGRESS), (rsrc.SNAPSHOT, rsrc.COMPLETE), (rsrc.CHECK, rsrc.IN_PROGRESS), (rsrc.CHECK, rsrc.COMPLETE), (rsrc.ADOPT, rsrc.IN_PROGRESS), (rsrc.ADOPT, rsrc.COMPLETE)): rsrc.state_set(action, status) resolved = function.resolve(self.stack.t.parse(self.stack, self.snippet)) self.assertEqual(self.expected, resolved) # get_attribute should never be called, everything # should be resolved from cache data self.assertFalse(mock_ga.called) class StackGetAttrValidationTest(common.HeatTestCase): def setUp(self): super(StackGetAttrValidationTest, self).setUp() self.ctx = utils.dummy_context() def test_validate_props_from_attrs(self): stack = parser.Stack(self.ctx, 'test_props_from_attrs', template.Template(hot_tpl_mapped_props)) stack.resources['resource1'].list = None stack.resources['resource1'].map = None stack.resources['resource1'].string = None try: stack.validate() except exception.StackValidationFailed as exc: self.fail("Validation should have passed: %s" % six.text_type(exc)) self.assertEqual([], stack.resources['resource2'].properties['a_list']) self.assertEqual({}, stack.resources['resource2'].properties['a_map']) self.assertEqual('', stack.resources['resource2'].properties['a_string']) def test_validate_props_from_attrs_all_attrs(self): stack = parser.Stack(self.ctx, 'test_props_from_attrs', template.Template(hot_tpl_mapped_props_all_attrs)) stack.resources['resource1'].list = None stack.resources['resource1'].map = None stack.resources['resource1'].string = None try: stack.validate() except exception.StackValidationFailed as exc: self.fail("Validation should have passed: %s" % six.text_type(exc)) self.assertEqual([], stack.resources['resource2'].properties['a_list']) self.assertEqual({}, stack.resources['resource2'].properties['a_map']) self.assertEqual('', stack.resources['resource2'].properties['a_string']) class StackParametersTest(common.HeatTestCase): """Test get_param function when stack was created from HOT template.""" scenarios = [ ('Ref_string', dict(params={'foo': 'bar', 'blarg': 'wibble'}, snippet={'properties': {'prop1': {'Ref': 'foo'}, 'prop2': {'Ref': 'blarg'}}}, expected={'properties': {'prop1': 'bar', 'prop2': 'wibble'}})), ('get_param_string', dict(params={'foo': 'bar', 'blarg': 'wibble'}, snippet={'properties': {'prop1': {'get_param': 'foo'}, 'prop2': {'get_param': 'blarg'}}}, expected={'properties': {'prop1': 'bar', 'prop2': 'wibble'}})), ('get_list_attr', dict(params={'list': 'foo,bar'}, snippet={'properties': {'prop1': {'get_param': ['list', 1]}}}, expected={'properties': {'prop1': 'bar'}})), ('get_list_attr_string_index', dict(params={'list': 'foo,bar'}, snippet={'properties': {'prop1': {'get_param': ['list', '1']}}}, expected={'properties': {'prop1': 'bar'}})), ('get_flat_dict_attr', dict(params={'flat_dict': {'key1': 'val1', 'key2': 'val2', 'key3': 'val3'}}, snippet={'properties': {'prop1': {'get_param': ['flat_dict', 'key2']}}}, expected={'properties': {'prop1': 'val2'}})), ('get_nested_attr_list', dict(params={'nested_dict': {'list': [1, 2, 3], 'string': 'abc', 'dict': {'a': 1, 'b': 2, 'c': 3}}}, snippet={'properties': {'prop1': {'get_param': ['nested_dict', 'list', 0]}}}, expected={'properties': {'prop1': 1}})), ('get_nested_attr_dict', dict(params={'nested_dict': {'list': [1, 2, 3], 'string': 'abc', 'dict': {'a': 1, 'b': 2, 'c': 3}}}, snippet={'properties': {'prop1': {'get_param': ['nested_dict', 'dict', 'a']}}}, expected={'properties': {'prop1': 1}})), ('get_attr_none', dict(params={'none': None}, snippet={'properties': {'prop1': {'get_param': ['none', 'who_cares']}}}, expected={'properties': {'prop1': ''}})), ('pseudo_stack_id', dict(params={}, snippet={'properties': {'prop1': {'get_param': 'OS::stack_id'}}}, expected={'properties': {'prop1': '1ba8c334-2297-4312-8c7c-43763a988ced'}})), ('pseudo_stack_name', dict(params={}, snippet={'properties': {'prop1': {'get_param': 'OS::stack_name'}}}, expected={'properties': {'prop1': 'test'}})), ('pseudo_project_id', dict(params={}, snippet={'properties': {'prop1': {'get_param': 'OS::project_id'}}}, expected={'properties': {'prop1': '9913ef0a-b8be-4b33-b574-9061441bd373'}})), ] props_template = template_format.parse(''' heat_template_version: 2013-05-23 parameters: foo: type: string default: '' blarg: type: string default: '' list: type: comma_delimited_list default: '' flat_dict: type: json default: {} nested_dict: type: json default: {} none: type: string default: 'default' ''') def test_param_refs(self): """Test if parameter references work.""" env = environment.Environment(self.params) tmpl = template.Template(self.props_template, env=env) stack = parser.Stack(utils.dummy_context(), 'test', tmpl, stack_id='1ba8c334-2297-4312-8c7c-43763a988ced', tenant_id='9913ef0a-b8be-4b33-b574-9061441bd373') self.assertEqual(self.expected, function.resolve(tmpl.parse(stack, self.snippet))) class HOTParamValidatorTest(common.HeatTestCase): """Test HOTParamValidator.""" def test_multiple_constraint_descriptions(self): len_desc = 'string length should be between 8 and 16' pattern_desc1 = 'Value must consist of characters only' pattern_desc2 = 'Value must start with a lowercase character' param = { 'db_name': { 'description': 'The WordPress database name', 'type': 'string', 'default': 'wordpress', 'constraints': [ {'length': {'min': 6, 'max': 16}, 'description': len_desc}, {'allowed_pattern': '[a-zA-Z]+', 'description': pattern_desc1}, {'allowed_pattern': '[a-z]+[a-zA-Z]*', 'description': pattern_desc2}]}} name = 'db_name' schema = param['db_name'] def v(value): param_schema = hot_param.HOTParamSchema.from_dict(name, schema) param_schema.validate() param_schema.validate_value(value) return True value = 'wp' err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(len_desc, six.text_type(err)) value = 'abcdefghijklmnopq' err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(len_desc, six.text_type(err)) value = 'abcdefgh1' err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(pattern_desc1, six.text_type(err)) value = 'Abcdefghi' err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(pattern_desc2, six.text_type(err)) value = 'abcdefghi' self.assertTrue(v(value)) value = 'abcdefghI' self.assertTrue(v(value)) def test_hot_template_validate_param(self): len_desc = 'string length should be between 8 and 16' pattern_desc1 = 'Value must consist of characters only' pattern_desc2 = 'Value must start with a lowercase character' hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: db_name: description: The WordPress database name type: string default: wordpress constraints: - length: { min: 8, max: 16 } description: %s - allowed_pattern: "[a-zA-Z]+" description: %s - allowed_pattern: "[a-z]+[a-zA-Z]*" description: %s ''' % (len_desc, pattern_desc1, pattern_desc2)) tmpl = template.Template(hot_tpl) def run_parameters(value): tmpl.parameters( identifier.HeatIdentifier('', "stack_testit", None), {'db_name': value}).validate(validate_value=True) return True value = 'wp' err = self.assertRaises(exception.StackValidationFailed, run_parameters, value) self.assertIn(len_desc, six.text_type(err)) value = 'abcdefghijklmnopq' err = self.assertRaises(exception.StackValidationFailed, run_parameters, value) self.assertIn(len_desc, six.text_type(err)) value = 'abcdefgh1' err = self.assertRaises(exception.StackValidationFailed, run_parameters, value) self.assertIn(pattern_desc1, six.text_type(err)) value = 'Abcdefghi' err = self.assertRaises(exception.StackValidationFailed, run_parameters, value) self.assertIn(pattern_desc2, six.text_type(err)) value = 'abcdefghi' self.assertTrue(run_parameters(value)) value = 'abcdefghI' self.assertTrue(run_parameters(value)) def test_range_constraint(self): range_desc = 'Value must be between 30000 and 50000' param = { 'db_port': { 'description': 'The database port', 'type': 'number', 'default': 31000, 'constraints': [ {'range': {'min': 30000, 'max': 50000}, 'description': range_desc}]}} name = 'db_port' schema = param['db_port'] def v(value): param_schema = hot_param.HOTParamSchema.from_dict(name, schema) param_schema.validate() param_schema.validate_value(value) return True value = 29999 err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(range_desc, six.text_type(err)) value = 50001 err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(range_desc, six.text_type(err)) value = 30000 self.assertTrue(v(value)) value = 40000 self.assertTrue(v(value)) value = 50000 self.assertTrue(v(value)) def test_custom_constraint(self): class ZeroConstraint(object): def validate(self, value, context): return value == "0" env = resources.global_env() env.register_constraint("zero", ZeroConstraint) self.addCleanup(env.constraints.pop, "zero") desc = 'Value must be zero' param = { 'param1': { 'type': 'string', 'constraints': [ {'custom_constraint': 'zero', 'description': desc}]}} name = 'param1' schema = param['param1'] def v(value): param_schema = hot_param.HOTParamSchema.from_dict(name, schema) param_schema.validate() param_schema.validate_value(value) return True value = "1" err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertEqual(desc, six.text_type(err)) value = "2" err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertEqual(desc, six.text_type(err)) value = "0" self.assertTrue(v(value)) def test_custom_constraint_default_skip(self): schema = { 'type': 'string', 'constraints': [{ 'custom_constraint': 'skipping', 'description': 'Must be skipped on default value' }], 'default': 'foo' } param_schema = hot_param.HOTParamSchema.from_dict('p', schema) param_schema.validate() def test_range_constraint_invalid_default(self): range_desc = 'Value must be between 30000 and 50000' param = { 'db_port': { 'description': 'The database port', 'type': 'number', 'default': 15, 'constraints': [ {'range': {'min': 30000, 'max': 50000}, 'description': range_desc}]}} schema = hot_param.HOTParamSchema.from_dict('db_port', param['db_port']) err = self.assertRaises(exception.InvalidSchemaError, schema.validate) self.assertIn(range_desc, six.text_type(err)) def test_validate_schema_wrong_key(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: foo: bar ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual("Invalid key 'foo' for parameter (param1)", six.text_type(error)) def test_validate_schema_no_type(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: description: Hi! ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual("Missing parameter type for parameter: param1", six.text_type(error)) def test_validate_schema_unknown_type(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: Unicode ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid type (Unicode)", six.text_type(error)) def test_validate_schema_constraints(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: string constraints: - allowed_valus: [foo, bar] default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid key 'allowed_valus' for parameter constraints", six.text_type(error)) def test_validate_schema_constraints_not_list(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: string constraints: 1 default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid parameter constraints for parameter param1, " "expected a list", six.text_type(error)) def test_validate_schema_constraints_not_mapping(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: string constraints: [foo] default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid parameter constraints, expected a mapping", six.text_type(error)) def test_validate_schema_empty_constraints(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: string constraints: - description: a constraint default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual("No constraint expressed", six.text_type(error)) def test_validate_schema_constraints_range_wrong_format(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: number constraints: - range: foo default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid range constraint, expected a mapping", six.text_type(error)) def test_validate_schema_constraints_range_invalid_key(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: number constraints: - range: {min: 1, foo: bar} default: 1 ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid key 'foo' for range constraint", six.text_type(error)) def test_validate_schema_constraints_length_wrong_format(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: string constraints: - length: foo default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid length constraint, expected a mapping", six.text_type(error)) def test_validate_schema_constraints_length_invalid_key(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: string constraints: - length: {min: 1, foo: bar} default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "Invalid key 'foo' for length constraint", six.text_type(error)) def test_validate_schema_constraints_wrong_allowed_pattern(self): hot_tpl = template_format.parse(''' heat_template_version: 2013-05-23 parameters: param1: type: string constraints: - allowed_pattern: [foo, bar] default: foo ''') error = self.assertRaises( exception.InvalidSchemaError, cfn_param.CfnParameters, "stack_testit", template.Template(hot_tpl)) self.assertEqual( "AllowedPattern must be a string", six.text_type(error)) def test_modulo_constraint(self): modulo_desc = 'Value must be an odd number' modulo_name = 'ControllerCount' param = { modulo_name: { 'description': 'Number of controller nodes', 'type': 'number', 'default': 1, 'constraints': [{ 'modulo': {'step': 2, 'offset': 1}, 'description': modulo_desc }] } } def v(value): param_schema = hot_param.HOTParamSchema20170224.from_dict( modulo_name, param[modulo_name]) param_schema.validate() param_schema.validate_value(value) return True value = 2 err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(modulo_desc, six.text_type(err)) value = 100 err = self.assertRaises(exception.StackValidationFailed, v, value) self.assertIn(modulo_desc, six.text_type(err)) value = 1 self.assertTrue(v(value)) value = 3 self.assertTrue(v(value)) value = 777 self.assertTrue(v(value)) def test_modulo_constraint_invalid_default(self): modulo_desc = 'Value must be an odd number' modulo_name = 'ControllerCount' param = { modulo_name: { 'description': 'Number of controller nodes', 'type': 'number', 'default': 2, 'constraints': [{ 'modulo': {'step': 2, 'offset': 1}, 'description': modulo_desc }] } } schema = hot_param.HOTParamSchema20170224.from_dict( modulo_name, param[modulo_name]) err = self.assertRaises(exception.InvalidSchemaError, schema.validate) self.assertIn(modulo_desc, six.text_type(err)) class TestGetAttAllAttributes(common.HeatTestCase): scenarios = [ ('test_get_attr_all_attributes', dict( hot_tpl=hot_tpl_generic_resource_all_attrs, snippet={'Value': {'get_attr': ['resource1']}}, expected={'Value': {'Foo': 'resource1', 'foo': 'resource1'}}, raises=None )), ('test_get_attr_all_attributes_str', dict( hot_tpl=hot_tpl_generic_resource_all_attrs, snippet={'Value': {'get_attr': 'resource1'}}, expected='.Value.get_attr: Argument to "get_attr" must be a ' 'list', raises=exception.StackValidationFailed )), ('test_get_attr_all_attributes_invalid_resource_list', dict( hot_tpl=hot_tpl_generic_resource_all_attrs, snippet={'Value': {'get_attr': ['resource2']}}, raises=exception.InvalidTemplateReference, expected='The specified reference "resource2" ' '(in unknown) is incorrect.' )), ('test_get_attr_all_attributes_invalid_type', dict( hot_tpl=hot_tpl_generic_resource_all_attrs, snippet={'Value': {'get_attr': {'resource1': 'attr1'}}}, raises=exception.StackValidationFailed, expected='.Value.get_attr: Argument to "get_attr" must be a ' 'list' )), ('test_get_attr_all_attributes_invalid_arg_str', dict( hot_tpl=hot_tpl_generic_resource_all_attrs, snippet={'Value': {'get_attr': ''}}, raises=exception.StackValidationFailed, expected='.Value.get_attr: Arguments to "get_attr" can be of ' 'the next forms: [resource_name] or ' '[resource_name, attribute, (path), ...]' )), ('test_get_attr_all_attributes_invalid_arg_list', dict( hot_tpl=hot_tpl_generic_resource_all_attrs, snippet={'Value': {'get_attr': []}}, raises=exception.StackValidationFailed, expected='.Value.get_attr: Arguments to "get_attr" can be of ' 'the next forms: [resource_name] or ' '[resource_name, attribute, (path), ...]' )), ('test_get_attr_all_attributes_standard', dict( hot_tpl=hot_tpl_generic_resource_all_attrs, snippet={'Value': {'get_attr': ['resource1', 'foo']}}, expected={'Value': 'resource1'}, raises=None )), ('test_get_attr_all_attrs_complex_attrs', dict( hot_tpl=hot_tpl_complex_attrs_all_attrs, snippet={'Value': {'get_attr': ['resource1']}}, expected={'Value': {'flat_dict': {'key1': 'val1', 'key2': 'val2', 'key3': 'val3'}, 'list': ['foo', 'bar'], 'nested_dict': {'dict': {'a': 1, 'b': 2, 'c': 3}, 'list': [1, 2, 3], 'string': 'abc'}, 'none': None}}, raises=None )), ('test_get_attr_all_attrs_complex_attrs_standard', dict( hot_tpl=hot_tpl_complex_attrs_all_attrs, snippet={'Value': {'get_attr': ['resource1', 'list', 1]}}, expected={'Value': 'bar'}, raises=None )), ] @staticmethod def resolve(snippet, template, stack=None): return function.resolve(template.parse(stack, snippet)) def test_get_attr_all_attributes(self): tmpl = template.Template(self.hot_tpl) stack = parser.Stack(utils.dummy_context(), 'test_get_attr', tmpl) stack.store() stack.create() self.assertEqual((parser.Stack.CREATE, parser.Stack.COMPLETE), stack.state) rsrc = stack['resource1'] for action, status in ( (rsrc.CREATE, rsrc.IN_PROGRESS), (rsrc.CREATE, rsrc.COMPLETE), (rsrc.RESUME, rsrc.IN_PROGRESS), (rsrc.RESUME, rsrc.COMPLETE), (rsrc.SUSPEND, rsrc.IN_PROGRESS), (rsrc.SUSPEND, rsrc.COMPLETE), (rsrc.UPDATE, rsrc.IN_PROGRESS), (rsrc.UPDATE, rsrc.COMPLETE), (rsrc.SNAPSHOT, rsrc.IN_PROGRESS), (rsrc.SNAPSHOT, rsrc.COMPLETE), (rsrc.CHECK, rsrc.IN_PROGRESS), (rsrc.CHECK, rsrc.COMPLETE), (rsrc.ADOPT, rsrc.IN_PROGRESS), (rsrc.ADOPT, rsrc.COMPLETE)): rsrc.state_set(action, status) if self.raises is not None: ex = self.assertRaises(self.raises, self.resolve, self.snippet, tmpl, stack) self.assertEqual(self.expected, six.text_type(ex)) else: self.assertEqual(self.expected, self.resolve(self.snippet, tmpl, stack)) def test_stack_validate_outputs_get_all_attribute(self): hot_liberty_tpl = template_format.parse(''' heat_template_version: 2015-10-15 resources: resource1: type: GenericResourceType outputs: all_attr: value: {get_attr: [resource1]} ''') stack = parser.Stack(utils.dummy_context(), 'test_outputs_get_all', template.Template(hot_liberty_tpl)) stack.validate()