deb-heat/heat/tests/test_provider_template.py
Ethan Lynn 65a77a3105 Show deprecated warnings when import parser
Classes in parser.py are already split to stack.py and
template.py, it's not recommended to import it.

Closes-Bug: #1442011
Change-Id: Ia8cc0ca07e7926fe8b7d9f5c89b39053a799e689
2015-04-14 17:49:15 +08:00

889 lines
39 KiB
Python

#
# 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 json
import os
import uuid
import mock
import six
from heat.common import exception
from heat.common.i18n import _
from heat.common import identifier
from heat.common import template_format
from heat.common import urlfetch
from heat.engine import attributes
from heat.engine import environment
from heat.engine import properties
from heat.engine import resource
from heat.engine import resources
from heat.engine.resources import template_resource
from heat.engine import rsrc_defn
from heat.engine import stack as parser
from heat.engine import support
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 = {"HeatTemplateFormatVersion": "2012-12-12"}
class MyCloudResource(generic_rsrc.GenericResource):
pass
class ProviderTemplateTest(common.HeatTestCase):
def setUp(self):
super(ProviderTemplateTest, self).setUp()
resource._register_class('OS::ResourceType',
generic_rsrc.GenericResource)
resource._register_class('myCloud::ResourceType',
MyCloudResource)
def test_get_os_empty_registry(self):
# assertion: with an empty environment we get the correct
# default class.
env_str = {'resource_registry': {}}
env = environment.Environment(env_str)
cls = env.get_class('OS::ResourceType', 'fred')
self.assertEqual(generic_rsrc.GenericResource, cls)
def test_get_mine_global_map(self):
# assertion: with a global rule we get the "mycloud" class.
env_str = {'resource_registry': {"OS::*": "myCloud::*"}}
env = environment.Environment(env_str)
cls = env.get_class('OS::ResourceType', 'fred')
self.assertEqual(MyCloudResource, cls)
def test_get_mine_type_map(self):
# assertion: with a global rule we get the "mycloud" class.
env_str = {'resource_registry': {
"OS::ResourceType": "myCloud::ResourceType"}}
env = environment.Environment(env_str)
cls = env.get_class('OS::ResourceType', 'fred')
self.assertEqual(MyCloudResource, cls)
def test_get_mine_resource_map(self):
# assertion: with a global rule we get the "mycloud" class.
env_str = {'resource_registry': {'resources': {'fred': {
"OS::ResourceType": "myCloud::ResourceType"}}}}
env = environment.Environment(env_str)
cls = env.get_class('OS::ResourceType', 'fred')
self.assertEqual(MyCloudResource, cls)
def test_get_os_no_match(self):
# assertion: make sure 'fred' doesn't match 'jerry'.
env_str = {'resource_registry': {'resources': {'jerry': {
"OS::ResourceType": "myCloud::ResourceType"}}}}
env = environment.Environment(env_str)
cls = env.get_class('OS::ResourceType', 'fred')
self.assertEqual(generic_rsrc.GenericResource, cls)
def test_to_parameters(self):
"""Tests property conversion to parameter values."""
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'String'},
'AList': {'Type': 'CommaDelimitedList'},
'MemList': {'Type': 'CommaDelimitedList'},
'ListEmpty': {'Type': 'CommaDelimitedList'},
'ANum': {'Type': 'Number'},
'AMap': {'Type': 'Json'},
},
'Outputs': {
'Foo': {'Value': 'bar'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
attributes_schema = {"Foo": attributes.Schema("A test attribute")}
properties_schema = {
"Foo": {"Type": "String"},
"AList": {"Type": "List"},
"MemList": {"Type": "List"},
"ListEmpty": {"Type": "List"},
"ANum": {"Type": "Number"},
"AMap": {"Type": "Map"}
}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, files=files,
env=env),
stack_id=str(uuid.uuid4()))
map_prop_val = {
"key1": "val1",
"key2": ["lval1", "lval2", "lval3"],
"key3": {
"key4": 4,
"key5": False
}
}
prop_vals = {
"Foo": "Bar",
"AList": ["one", "two", "three"],
"MemList": [{"key": "name", "value": "three"},
{"key": "name", "value": "four"}],
"ListEmpty": [],
"ANum": 5,
"AMap": map_prop_val,
}
definition = rsrc_defn.ResourceDefinition('test_t_res',
'DummyResource',
prop_vals)
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
temp_res.validate()
converted_params = temp_res.child_params()
self.assertTrue(converted_params)
for key in DummyResource.properties_schema:
self.assertIn(key, converted_params)
# verify String conversion
self.assertEqual("Bar", converted_params.get("Foo"))
# verify List conversion
self.assertEqual("one,two,three", converted_params.get("AList"))
# verify Member List conversion
mem_exp = ('.member.0.key=name,'
'.member.0.value=three,'
'.member.1.key=name,'
'.member.1.value=four')
self.assertEqual(mem_exp, converted_params.get("MemList"))
# verify Number conversion
self.assertEqual(5, converted_params.get("ANum"))
# verify Map conversion
self.assertEqual(map_prop_val, converted_params.get("AMap"))
with mock.patch.object(properties.Properties, '__getitem__') as m_get:
m_get.side_effect = ValueError('boom')
# If the property doesn't exist on INIT, return default value
temp_res.action = temp_res.INIT
converted_params = temp_res.child_params()
for key in DummyResource.properties_schema:
self.assertIn(key, converted_params)
self.assertEqual({}, converted_params['AMap'])
self.assertEqual(0, converted_params['ANum'])
# If the property doesn't exist past INIT, then error out
temp_res.action = temp_res.CREATE
self.assertRaises(ValueError, temp_res.child_params)
def test_attributes_extra(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Outputs': {
'Foo': {'Value': 'bar'},
'Blarg': {'Value': 'wibble'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {}
attributes_schema = {"Foo": attributes.Schema("A test attribute")}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, files=files,
env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource")
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertIsNone(temp_res.validate())
def test_attributes_missing(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Outputs': {
'Blarg': {'Value': 'wibble'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {}
attributes_schema = {"Foo": attributes.Schema("A test attribute")}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, files=files,
env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource")
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertRaises(exception.StackValidationFailed,
temp_res.validate)
def test_properties_normal(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'String'},
'Blarg': {'Type': 'String', 'Default': 'wibble'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.STRING,
required=True)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, files=files,
env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Foo": "bar"})
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertIsNone(temp_res.validate())
def test_properties_missing(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Blarg': {'Type': 'String', 'Default': 'wibble'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.STRING,
required=True)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, files=files,
env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource")
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertRaises(exception.StackValidationFailed,
temp_res.validate)
def test_properties_extra_required(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Blarg': {'Type': 'String'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, files=files,
env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Blarg": "wibble"})
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertRaises(exception.StackValidationFailed,
temp_res.validate)
def test_properties_type_mismatch(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'String'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.MAP)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(
{'HeatTemplateFormatVersion': '2012-12-12'},
files=files, env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Foo": "bar"})
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
ex = self.assertRaises(exception.StackValidationFailed,
temp_res.validate)
self.assertEqual("Property Foo type mismatch between facade "
"DummyResource (Map) and provider (String)",
six.text_type(ex))
def test_properties_type_match(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Length': {'Type': 'Number'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Length":
properties.Schema(properties.Schema.INTEGER)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(
{'HeatTemplateFormatVersion': '2012-12-12'},
files=files, env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Length": 10})
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertIsNone(temp_res.validate())
def test_boolean_type_provider(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'Boolean'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.BOOLEAN)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(
{'HeatTemplateFormatVersion': '2012-12-12'},
files=files, env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Foo": "False"})
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertIsNone(temp_res.validate())
def test_resource_info_general(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'Boolean'},
},
}
files = {'test_resource.template': json.dumps(provider),
'foo.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.BOOLEAN)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template',
'resources': {'foo': 'foo.template'}}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(
{'HeatTemplateFormatVersion': '2012-12-12'},
files=files, env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Foo": "False"})
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
self.assertEqual('test_resource.template',
temp_res.template_name)
def test_resource_info_special(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'Boolean'},
},
}
files = {'test_resource.template': json.dumps(provider),
'foo.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.BOOLEAN)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template',
'resources': {'foo': {'DummyResource': 'foo.template'}}}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(
{'HeatTemplateFormatVersion': '2012-12-12'},
files=files, env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('foo',
'DummyResource',
{"Foo": "False"})
temp_res = template_resource.TemplateResource('foo',
definition, stack)
self.assertEqual('foo.template',
temp_res.template_name)
def test_get_error_for_invalid_template_name(self):
# assertion: if the name matches {.yaml|.template} and is valid
# we get the TemplateResource class, otherwise error will be raised.
env_str = {'resource_registry': {'resources': {'fred': {
"OS::ResourceType": "some_magic.yaml"}}}}
env = environment.Environment(env_str)
ex = self.assertRaises(exception.NotFound, env.get_class,
'OS::ResourceType', 'fred')
self.assertIn('Could not fetch remote template "some_magic.yaml"',
six.text_type(ex))
def test_metadata_update_called(self):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'Boolean'},
},
}
files = {'test_resource.template': json.dumps(provider)}
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.BOOLEAN)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(
{'HeatTemplateFormatVersion': '2012-12-12'},
files=files, env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Foo": "False"})
temp_res = template_resource.TemplateResource('test_t_res',
definition, stack)
temp_res.metadata_set = mock.Mock()
temp_res.metadata_update()
temp_res.metadata_set.assert_called_once_with({})
def test_get_template_resource_class(self):
test_templ_name = 'file:///etc/heatr/frodo.yaml'
minimal_temp = json.dumps({'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {},
'Resources': {}})
self.m.StubOutWithMock(urlfetch, "get")
urlfetch.get(test_templ_name,
allowed_schemes=('file',)).AndReturn(minimal_temp)
self.m.ReplayAll()
env_str = {'resource_registry': {'resources': {'fred': {
"OS::ResourceType": test_templ_name}}}}
env = environment.Environment(env_str)
cls = env.get_class('OS::ResourceType', 'fred')
self.assertNotEqual(template_resource.TemplateResource, cls)
self.assertTrue(issubclass(cls, template_resource.TemplateResource))
self.assertTrue(hasattr(cls, "properties_schema"))
self.assertTrue(hasattr(cls, "attributes_schema"))
self.m.VerifyAll()
def test_template_as_resource(self):
"""
Test that the resulting resource has the right prop and attrib schema.
Note that this test requires the Wordpress_Single_Instance.yaml
template in the templates directory since we want to test using a
non-trivial template.
"""
test_templ_name = "WordPress_Single_Instance.yaml"
path = os.path.join(os.path.dirname(os.path.realpath(__file__)),
'templates', test_templ_name)
# check if its in the directory list vs. exists to work around
# case-insensitive file systems
self.assertIn(test_templ_name, os.listdir(os.path.dirname(path)))
with open(path) as test_templ_file:
test_templ = test_templ_file.read()
self.assertTrue(test_templ, "Empty test template")
self.m.StubOutWithMock(urlfetch, "get")
urlfetch.get(test_templ_name,
allowed_schemes=('file',)
).AndRaise(urlfetch.URLFetchError(
_('Failed to retrieve template')))
urlfetch.get(test_templ_name,
allowed_schemes=('http', 'https')).AndReturn(test_templ)
parsed_test_templ = template_format.parse(test_templ)
self.m.ReplayAll()
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template),
stack_id=str(uuid.uuid4()))
properties = {
"KeyName": "mykeyname",
"DBName": "wordpress1",
"DBUsername": "wpdbuser",
"DBPassword": "wpdbpass",
"DBRootPassword": "wpdbrootpass",
"LinuxDistribution": "U10"
}
definition = rsrc_defn.ResourceDefinition("test_templ_resource",
test_templ_name,
properties)
templ_resource = resource.Resource("test_templ_resource", definition,
stack)
self.m.VerifyAll()
self.assertIsInstance(templ_resource,
template_resource.TemplateResource)
for prop in parsed_test_templ.get("Parameters", {}):
self.assertIn(prop, templ_resource.properties)
for attrib in parsed_test_templ.get("Outputs", {}):
self.assertIn(attrib, templ_resource.attributes)
for k, v in properties.items():
self.assertEqual(v, templ_resource.properties[k])
self.assertEqual(
{'WordPress_Single_Instance.yaml':
'WordPress_Single_Instance.yaml', 'resources': {}},
stack.env.user_env_as_dict()["resource_registry"])
self.assertNotIn('WordPress_Single_Instance.yaml',
resources.global_env().registry._registry)
def test_persisted_unregistered_provider_templates(self):
"""
Test that templates persisted in the database prior to
https://review.openstack.org/#/c/79953/1 are registered correctly.
"""
env = {'resource_registry': {'http://example.com/test.template': None,
'resources': {}}}
# A KeyError will be thrown prior to this fix.
environment.Environment(env=env)
def test_system_template_retrieve_by_file(self):
# make sure that a TemplateResource defined in the global environment
# can be created and the template retrieved using the "file:"
# scheme.
g_env = resources.global_env()
test_templ_name = 'file:///etc/heatr/frodo.yaml'
g_env.load({'resource_registry':
{'Test::Frodo': test_templ_name}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template),
stack_id=str(uuid.uuid4()))
minimal_temp = json.dumps({'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {},
'Resources': {}})
self.m.StubOutWithMock(urlfetch, "get")
urlfetch.get(test_templ_name,
allowed_schemes=('http', 'https',
'file')).AndReturn(minimal_temp)
self.m.ReplayAll()
definition = rsrc_defn.ResourceDefinition('test_t_res',
'Test::Frodo')
temp_res = template_resource.TemplateResource('test_t_res',
definition,
stack)
self.assertIsNone(temp_res.validate())
self.m.VerifyAll()
def test_user_template_not_retrieved_by_file(self):
# make sure that a TemplateResource defined in the user environment
# can NOT be retrieved using the "file:" scheme, validation should fail
env = environment.Environment()
test_templ_name = 'file:///etc/heatr/flippy.yaml'
env.load({'resource_registry':
{'Test::Flippy': test_templ_name}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, env=env),
stack_id=str(uuid.uuid4()))
definition = rsrc_defn.ResourceDefinition('test_t_res',
'Test::Flippy')
temp_res = template_resource.TemplateResource('test_t_res',
definition,
stack)
self.assertRaises(exception.StackValidationFailed, temp_res.validate)
def test_system_template_retrieve_fail(self):
# make sure that a TemplateResource defined in the global environment
# fails gracefully if the template file specified is inaccessible
# we should be able to create the TemplateResource object, but
# validation should fail, when the second attempt to access it is
# made in validate()
g_env = resources.global_env()
test_templ_name = 'file:///etc/heatr/frodo.yaml'
g_env.load({'resource_registry':
{'Test::Frodo': test_templ_name}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template),
stack_id=str(uuid.uuid4()))
self.m.StubOutWithMock(urlfetch, "get")
urlfetch.get(test_templ_name,
allowed_schemes=('http', 'https',
'file')
).AndRaise(urlfetch.URLFetchError(
_('Failed to retrieve template')))
self.m.ReplayAll()
definition = rsrc_defn.ResourceDefinition('test_t_res',
'Test::Frodo')
temp_res = template_resource.TemplateResource('test_t_res',
definition,
stack)
self.assertRaises(exception.StackValidationFailed, temp_res.validate)
self.m.VerifyAll()
def test_user_template_retrieve_fail(self):
# make sure that a TemplateResource defined in the user environment
# fails gracefully if the template file specified is inaccessible
# we should be able to create the TemplateResource object, but
# validation should fail, when the second attempt to access it is
# made in validate()
env = environment.Environment()
test_templ_name = 'http://heatr/noexist.yaml'
env.load({'resource_registry':
{'Test::Flippy': test_templ_name}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, env=env),
stack_id=str(uuid.uuid4()))
self.m.StubOutWithMock(urlfetch, "get")
urlfetch.get(test_templ_name,
allowed_schemes=('http', 'https')
).AndRaise(urlfetch.URLFetchError(
_('Failed to retrieve template')))
self.m.ReplayAll()
definition = rsrc_defn.ResourceDefinition('test_t_res',
'Test::Flippy')
temp_res = template_resource.TemplateResource('test_t_res',
definition,
stack)
self.assertRaises(exception.StackValidationFailed, temp_res.validate)
self.m.VerifyAll()
def test_user_template_retrieve_fail_ext(self):
# make sure that a TemplateResource defined in the user environment
# fails gracefully if the template file is the wrong extension
# we should be able to create the TemplateResource object, but
# validation should fail, when the second attempt to access it is
# made in validate()
env = environment.Environment()
test_templ_name = 'http://heatr/letter_to_granny.docx'
env.load({'resource_registry':
{'Test::Flippy': test_templ_name}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, env=env),
stack_id=str(uuid.uuid4()))
self.m.ReplayAll()
definition = rsrc_defn.ResourceDefinition('test_t_res',
'Test::Flippy')
temp_res = template_resource.TemplateResource('test_t_res',
definition,
stack)
self.assertRaises(exception.StackValidationFailed, temp_res.validate)
self.m.VerifyAll()
def test_incorrect_template_provided_with_url(self):
wrong_template = '''
<head prefix="og: http://ogp.me/ns# fb: http://ogp.me/ns/fb#
'''
env = environment.Environment()
test_templ_name = 'http://heatr/bad_tmpl.yaml'
env.load({'resource_registry':
{'Test::Tmpl': test_templ_name}})
stack = parser.Stack(utils.dummy_context(), 'test_stack',
template.Template(empty_template, env=env),
stack_id=str(uuid.uuid4()))
self.m.StubOutWithMock(urlfetch, "get")
urlfetch.get(test_templ_name,
allowed_schemes=('http', 'https')
).AndReturn(wrong_template)
self.m.ReplayAll()
definition = rsrc_defn.ResourceDefinition('test_t_res',
'Test::Tmpl')
temp_res = template_resource.TemplateResource('test_t_res',
definition,
stack)
err = self.assertRaises(exception.StackValidationFailed,
temp_res.validate)
self.assertIn('Error parsing template: ', six.text_type(err))
self.m.VerifyAll()
class TemplateResourceCrudTest(common.HeatTestCase):
provider = {
'HeatTemplateFormatVersion': '2012-12-12',
'Parameters': {
'Foo': {'Type': 'String'},
'Blarg': {'Type': 'String', 'Default': 'wibble'},
},
}
def setUp(self):
super(TemplateResourceCrudTest, self).setUp()
files = {'test_resource.template': json.dumps(self.provider)}
self.ctx = utils.dummy_context()
class DummyResource(object):
support_status = support.SupportStatus()
properties_schema = {"Foo":
properties.Schema(properties.Schema.STRING,
required=True)}
attributes_schema = {}
env = environment.Environment()
resource._register_class('DummyResource', DummyResource)
env.load({'resource_registry':
{'DummyResource': 'test_resource.template'}})
stack = parser.Stack(self.ctx, 'test_stack',
template.Template(empty_template, files=files,
env=env),
stack_id=str(uuid.uuid4()))
self.defn = rsrc_defn.ResourceDefinition('test_t_res',
"DummyResource",
{"Foo": "bar"})
self.res = template_resource.TemplateResource('test_t_res',
self.defn, stack)
self.assertIsNone(self.res.validate())
def test_handle_create(self):
self.res.create_with_template = mock.Mock(return_value=None)
self.res.handle_create()
self.res.create_with_template.assert_called_once_with(
self.provider, {'Foo': 'bar'})
def test_handle_adopt(self):
self.res.create_with_template = mock.Mock(return_value=None)
self.res.handle_adopt(resource_data={'resource_id': 'fred'})
self.res.create_with_template.assert_called_once_with(
self.provider, {'Foo': 'bar'}, adopt_data={'resource_id': 'fred'})
def test_handle_update(self):
self.res.update_with_template = mock.Mock(return_value=None)
self.res.handle_update(self.defn, None, None)
self.res.update_with_template.assert_called_once_with(
self.provider, {'Foo': 'bar'})
def test_handle_delete(self):
self.res.rpc_client = mock.MagicMock()
self.res.id = 55
self.res.uuid = six.text_type(uuid.uuid4())
self.res.resource_id = six.text_type(uuid.uuid4())
self.res.action = self.res.CREATE
ident = identifier.HeatIdentifier(self.ctx.tenant_id,
self.res.physical_resource_name(),
self.res.resource_id)
self.res.handle_delete()
rpcc = self.res.rpc_client.return_value
rpcc.delete_stack.assert_called_once_with(self.ctx, ident)