46dcceb898
In the convertion from "a,b,c" to ['a', 'b', 'c'] we are not checking for the case of an empty list. Change-Id: I834c4755abf33793a9484138f9dac97d7d8194da Closes-bug: #1221009
442 lines
17 KiB
Python
442 lines
17 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import json
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from heat.common import exception
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from heat.common import urlfetch
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from heat.common import template_format
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from heat.engine import environment
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from heat.engine import parser
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from heat.engine import properties
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from heat.engine import resource
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from heat.engine import resources
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from heat.engine.resources import template_resource
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from heat.openstack.common import uuidutils
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from heat.tests import generic_resource as generic_rsrc
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from heat.tests.common import HeatTestCase
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from heat.tests import utils
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class MyCloudResource(generic_rsrc.GenericResource):
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pass
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class ProviderTemplateTest(HeatTestCase):
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def setUp(self):
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super(ProviderTemplateTest, self).setUp()
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utils.setup_dummy_db()
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resource._register_class('OS::ResourceType',
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generic_rsrc.GenericResource)
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resource._register_class('myCloud::ResourceType',
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MyCloudResource)
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def test_get_os_empty_registry(self):
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# assertion: with an empty environment we get the correct
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# default class.
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env_str = {'resource_registry': {}}
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env = environment.Environment(env_str)
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cls = env.get_class('OS::ResourceType', 'fred')
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self.assertEqual(generic_rsrc.GenericResource, cls)
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def test_get_mine_global_map(self):
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# assertion: with a global rule we get the "mycloud" class.
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env_str = {'resource_registry': {"OS::*": "myCloud::*"}}
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env = environment.Environment(env_str)
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cls = env.get_class('OS::ResourceType', 'fred')
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self.assertEqual(MyCloudResource, cls)
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def test_get_mine_type_map(self):
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# assertion: with a global rule we get the "mycloud" class.
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env_str = {'resource_registry': {
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"OS::ResourceType": "myCloud::ResourceType"}}
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env = environment.Environment(env_str)
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cls = env.get_class('OS::ResourceType', 'fred')
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self.assertEqual(MyCloudResource, cls)
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def test_get_mine_resource_map(self):
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# assertion: with a global rule we get the "mycloud" class.
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env_str = {'resource_registry': {'resources': {'fred': {
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"OS::ResourceType": "myCloud::ResourceType"}}}}
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env = environment.Environment(env_str)
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cls = env.get_class('OS::ResourceType', 'fred')
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self.assertEqual(MyCloudResource, cls)
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def test_get_os_no_match(self):
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# assertion: make sure 'fred' doesn't match 'jerry'.
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env_str = {'resource_registry': {'resources': {'jerry': {
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"OS::ResourceType": "myCloud::ResourceType"}}}}
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env = environment.Environment(env_str)
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cls = env.get_class('OS::ResourceType', 'fred')
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self.assertEqual(generic_rsrc.GenericResource, cls)
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def test_to_parameters(self):
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"""Tests property conversion to parameter values."""
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provider = {
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'Parameters': {
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'Foo': {'Type': 'String'},
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'AList': {'Type': 'CommaDelimitedList'},
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'ListEmpty': {'Type': 'CommaDelimitedList'},
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'ANum': {'Type': 'Number'},
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'AMap': {'Type': 'Json'},
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},
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'Outputs': {
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'Foo': {'Value': 'bar'},
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},
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}
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files = {'test_resource.template': json.dumps(provider)}
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class DummyResource(object):
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attributes_schema = {"Foo": "A test attribute"}
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properties_schema = {
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"Foo": {"Type": "String"},
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"AList": {"Type": "List"},
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"ListEmpty": {"Type": "List"},
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"ANum": {"Type": "Number"},
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"AMap": {"Type": "Map"}
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}
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env = environment.Environment()
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resource._register_class('DummyResource', DummyResource)
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env.load({'resource_registry':
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{'DummyResource': 'test_resource.template'}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}, files=files), env=env,
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stack_id=uuidutils.generate_uuid())
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map_prop_val = {
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"key1": "val1",
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"key2": ["lval1", "lval2", "lval3"],
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"key3": {
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"key4": 4,
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"key5": False
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}
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}
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json_snippet = {
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"Type": "DummyResource",
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"Properties": {
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"Foo": "Bar",
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"AList": ["one", "two", "three"],
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"ListEmpty": [],
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"ANum": 5,
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"AMap": map_prop_val
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}
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}
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temp_res = template_resource.TemplateResource('test_t_res',
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json_snippet, stack)
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temp_res.validate()
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converted_params = temp_res._to_parameters()
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self.assertTrue(converted_params)
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for key in DummyResource.properties_schema:
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self.assertIn(key, converted_params)
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# verify String conversion
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self.assertEqual("Bar", converted_params.get("Foo"))
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# verify List conversion
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self.assertEqual(",".join(json_snippet.get("Properties",
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{}).get("AList",
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[])),
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converted_params.get("AList"))
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# verify Number conversion
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self.assertEqual(5, converted_params.get("ANum"))
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# verify Map conversion
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self.assertEqual(map_prop_val, converted_params.get("AMap"))
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def test_attributes_extra(self):
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provider = {
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'Outputs': {
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'Foo': {'Value': 'bar'},
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'Blarg': {'Value': 'wibble'},
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},
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}
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files = {'test_resource.template': json.dumps(provider)}
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class DummyResource(object):
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properties_schema = {}
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attributes_schema = {"Foo": "A test attribute"}
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env = environment.Environment()
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resource._register_class('DummyResource', DummyResource)
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env.load({'resource_registry':
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{'DummyResource': 'test_resource.template'}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}, files=files), env=env,
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stack_id=uuidutils.generate_uuid())
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json_snippet = {
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"Type": "DummyResource",
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}
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temp_res = template_resource.TemplateResource('test_t_res',
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json_snippet, stack)
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self.assertEqual(None, temp_res.validate())
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def test_attributes_missing(self):
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provider = {
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'Outputs': {
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'Blarg': {'Value': 'wibble'},
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},
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}
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files = {'test_resource.template': json.dumps(provider)}
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class DummyResource(object):
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properties_schema = {}
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attributes_schema = {"Foo": "A test attribute"}
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json_snippet = {
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"Type": "DummyResource",
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}
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env = environment.Environment()
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resource._register_class('DummyResource', DummyResource)
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env.load({'resource_registry':
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{'DummyResource': 'test_resource.template'}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}, files=files), env=env,
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stack_id=uuidutils.generate_uuid())
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temp_res = template_resource.TemplateResource('test_t_res',
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json_snippet, stack)
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self.assertRaises(exception.StackValidationFailed,
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temp_res.validate)
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def test_properties_normal(self):
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provider = {
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'Parameters': {
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'Foo': {'Type': 'String'},
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'Blarg': {'Type': 'String', 'Default': 'wibble'},
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},
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}
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files = {'test_resource.template': json.dumps(provider)}
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class DummyResource(object):
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properties_schema = {"Foo": properties.Schema(properties.STRING,
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required=True)}
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attributes_schema = {}
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json_snippet = {
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"Type": "DummyResource",
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"Properties": {
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"Foo": "bar",
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},
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}
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env = environment.Environment()
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resource._register_class('DummyResource', DummyResource)
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env.load({'resource_registry':
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{'DummyResource': 'test_resource.template'}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}, files=files), env=env,
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stack_id=uuidutils.generate_uuid())
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temp_res = template_resource.TemplateResource('test_t_res',
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json_snippet, stack)
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self.assertEqual(None, temp_res.validate())
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def test_properties_missing(self):
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provider = {
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'Parameters': {
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'Blarg': {'Type': 'String', 'Default': 'wibble'},
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},
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}
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files = {'test_resource.template': json.dumps(provider)}
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class DummyResource(object):
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properties_schema = {"Foo": properties.Schema(properties.STRING,
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required=True)}
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attributes_schema = {}
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json_snippet = {
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"Type": "DummyResource",
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}
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env = environment.Environment()
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resource._register_class('DummyResource', DummyResource)
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env.load({'resource_registry':
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{'DummyResource': 'test_resource.template'}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}, files=files), env=env,
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stack_id=uuidutils.generate_uuid())
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temp_res = template_resource.TemplateResource('test_t_res',
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json_snippet, stack)
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self.assertRaises(exception.StackValidationFailed,
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temp_res.validate)
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def test_properties_extra_required(self):
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provider = {
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'Parameters': {
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'Blarg': {'Type': 'String'},
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},
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}
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files = {'test_resource.template': json.dumps(provider)}
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class DummyResource(object):
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properties_schema = {}
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attributes_schema = {}
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json_snippet = {
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"Type": "DummyResource",
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"Properties": {
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"Blarg": "wibble",
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},
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}
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env = environment.Environment()
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resource._register_class('DummyResource', DummyResource)
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env.load({'resource_registry':
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{'DummyResource': 'test_resource.template'}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}, files=files), env=env,
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stack_id=uuidutils.generate_uuid())
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temp_res = template_resource.TemplateResource('test_t_res',
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json_snippet, stack)
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self.assertRaises(exception.StackValidationFailed,
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temp_res.validate)
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def test_properties_type_mismatch(self):
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provider = {
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'Parameters': {
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'Foo': {'Type': 'String'},
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},
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}
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files = {'test_resource.template': json.dumps(provider)}
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class DummyResource(object):
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properties_schema = {"Foo": properties.Schema(properties.MAP)}
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attributes_schema = {}
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json_snippet = {
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"Type": "DummyResource",
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"Properties": {
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"Foo": "bar",
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},
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}
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env = environment.Environment()
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resource._register_class('DummyResource', DummyResource)
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env.load({'resource_registry':
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{'DummyResource': 'test_resource.template'}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}, files=files), env=env,
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stack_id=uuidutils.generate_uuid())
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temp_res = template_resource.TemplateResource('test_t_res',
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json_snippet, stack)
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self.assertRaises(exception.StackValidationFailed,
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temp_res.validate)
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def test_get_template_resource(self):
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# assertion: if the name matches {.yaml|.template} we get the
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# TemplateResource class.
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env_str = {'resource_registry': {'resources': {'fred': {
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"OS::ResourceType": "some_magic.yaml"}}}}
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env = environment.Environment(env_str)
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cls = env.get_class('OS::ResourceType', 'fred')
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self.assertEqual(cls, template_resource.TemplateResource)
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def test_template_as_resource(self):
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"""
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Test that the resulting resource has the right prop and attrib schema.
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Note that this test requires the Wordpress_Single_Instance.yaml
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template in the templates directory since we want to test using a
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non-trivial template.
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"""
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test_templ_name = "WordPress_Single_Instance.yaml"
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path = os.path.join(os.path.dirname(os.path.realpath(__file__)),
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'templates', test_templ_name)
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# check if its in the directory list vs. exists to work around
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# case-insensitive file systems
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self.assertIn(test_templ_name, os.listdir(os.path.dirname(path)))
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with open(path) as test_templ_file:
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test_templ = test_templ_file.read()
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self.assertTrue(test_templ, "Empty test template")
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self.m.StubOutWithMock(urlfetch, "get")
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urlfetch.get(test_templ_name,
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allowed_schemes=('http', 'https')).AndReturn(test_templ)
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parsed_test_templ = template_format.parse(test_templ)
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self.m.ReplayAll()
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json_snippet = {
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"Type": test_templ_name,
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"Properties": {
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"KeyName": "mykeyname",
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"DBName": "wordpress1",
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"DBUsername": "wpdbuser",
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"DBPassword": "wpdbpass",
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"DBRootPassword": "wpdbrootpass",
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"LinuxDistribution": "U10"
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}
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}
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stack = parser.Stack(None, 'test_stack', parser.Template({}),
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stack_id=uuidutils.generate_uuid())
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templ_resource = resource.Resource("test_templ_resource", json_snippet,
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stack)
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self.m.VerifyAll()
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self.assertIsInstance(templ_resource,
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template_resource.TemplateResource)
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for prop in parsed_test_templ.get("Parameters", {}):
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self.assertIn(prop, templ_resource.properties)
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for attrib in parsed_test_templ.get("Outputs", {}):
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self.assertIn(attrib, templ_resource.attributes)
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for k, v in json_snippet.get("Properties").items():
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self.assertEqual(v, templ_resource.properties[k])
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def test_system_template_retrieve_by_file(self):
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# make sure that a TemplateResource defined in the global environment
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# can be created and the template retrieved using the "file:"
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# scheme.
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g_env = resources.global_env()
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test_templ_name = 'file:///etc/heatr/frodo.yaml'
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g_env.load({'resource_registry':
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{'Test::Frodo': test_templ_name}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}),
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stack_id=uuidutils.generate_uuid())
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minimal_temp = json.dumps({'Parameters': {}, 'Resources': {}})
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self.m.StubOutWithMock(urlfetch, "get")
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urlfetch.get(test_templ_name,
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allowed_schemes=('http', 'https',
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'file')).AndReturn(minimal_temp)
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self.m.ReplayAll()
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temp_res = template_resource.TemplateResource('test_t_res',
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{"Type": 'Test::Frodo'},
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stack)
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self.assertEqual(None, temp_res.validate())
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self.m.VerifyAll()
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def test_user_template_not_retrieved_by_file(self):
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# make sure that a TemplateResource defined in the user environment
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# can NOT be retrieved using the "file:" scheme.
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env = environment.Environment()
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test_templ_name = 'file:///etc/heatr/flippy.yaml'
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env.load({'resource_registry':
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{'Test::Flippy': test_templ_name}})
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stack = parser.Stack(utils.dummy_context(), 'test_stack',
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parser.Template({}), env=env,
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stack_id=uuidutils.generate_uuid())
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self.assertRaises(ValueError,
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template_resource.TemplateResource,
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'test_t_res',
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{"Type": 'Test::Flippy'},
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stack)
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