Source code for heat_integrationtests.functional.test_template_resource

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import json

from heatclient import exc as heat_exceptions
import six
import yaml

from heat_integrationtests.common import test
from heat_integrationtests.functional import functional_base


[docs]class TemplateResourceTest(functional_base.FunctionalTestsBase): """Prove that we can use the registry in a nested provider.""" template = ''' heat_template_version: 2013-05-23 resources: secret1: type: OS::Heat::RandomString outputs: secret-out: value: { get_attr: [secret1, value] } ''' nested_templ = ''' heat_template_version: 2013-05-23 resources: secret2: type: OS::Heat::RandomString outputs: value: value: { get_attr: [secret2, value] } ''' env_templ = ''' resource_registry: "OS::Heat::RandomString": nested.yaml '''
[docs] def setUp(self): super(TemplateResourceTest, self).setUp()
[docs] def test_nested_env(self): main_templ = ''' heat_template_version: 2013-05-23 resources: secret1: type: My::NestedSecret outputs: secret-out: value: { get_attr: [secret1, value] } ''' nested_templ = ''' heat_template_version: 2013-05-23 resources: secret2: type: My::Secret outputs: value: value: { get_attr: [secret2, value] } ''' env_templ = ''' resource_registry: "My::Secret": "OS::Heat::RandomString" "My::NestedSecret": nested.yaml ''' stack_identifier = self.stack_create( template=main_templ, files={'nested.yaml': nested_templ}, environment=env_templ) nested_ident = self.assert_resource_is_a_stack(stack_identifier, 'secret1') # prove that resource.parent_resource is populated. sec2 = self.client.resources.get(nested_ident, 'secret2') self.assertEqual('secret1', sec2.parent_resource)
[docs] def test_no_infinite_recursion(self): """Prove that we can override a python resource. And use that resource within the template resource. """ stack_identifier = self.stack_create( template=self.template, files={'nested.yaml': self.nested_templ}, environment=self.env_templ) self.assert_resource_is_a_stack(stack_identifier, 'secret1')
[docs] def test_nested_stack_delete_then_delete_parent_stack(self): """Check the robustness of stack deletion. This tests that if you manually delete a nested stack, the parent stack is still deletable. """ # disable cleanup so we can call _stack_delete() directly. stack_identifier = self.stack_create( template=self.template, files={'nested.yaml': self.nested_templ}, environment=self.env_templ, enable_cleanup=False) nested_ident = self.assert_resource_is_a_stack(stack_identifier, 'secret1') self._stack_delete(nested_ident) self._stack_delete(stack_identifier)
[docs] def test_change_in_file_path(self): stack_identifier = self.stack_create( template=self.template, files={'nested.yaml': self.nested_templ}, environment=self.env_templ) stack = self.client.stacks.get(stack_identifier) secret_out1 = self._stack_output(stack, 'secret-out') nested_templ_2 = ''' heat_template_version: 2013-05-23 resources: secret2: type: OS::Heat::RandomString outputs: value: value: freddy ''' env_templ_2 = ''' resource_registry: "OS::Heat::RandomString": new/nested.yaml ''' self.update_stack(stack_identifier, template=self.template, files={'new/nested.yaml': nested_templ_2}, environment=env_templ_2) stack = self.client.stacks.get(stack_identifier) secret_out2 = self._stack_output(stack, 'secret-out') self.assertNotEqual(secret_out1, secret_out2) self.assertEqual('freddy', secret_out2)
[docs]class NestedAttributesTest(functional_base.FunctionalTestsBase): """Prove that we can use the template resource references.""" main_templ = ''' heat_template_version: 2014-10-16 resources: secret2: type: My::NestedSecret outputs: old_way: value: { get_attr: [secret2, nested_str]} test_attr1: value: { get_attr: [secret2, resource.secret1, value]} test_attr2: value: { get_attr: [secret2, resource.secret1.value]} test_ref: value: { get_resource: secret2 } ''' env_templ = ''' resource_registry: "My::NestedSecret": nested.yaml '''
[docs] def setUp(self): super(NestedAttributesTest, self).setUp()
[docs] def test_stack_ref(self): nested_templ = ''' heat_template_version: 2014-10-16 resources: secret1: type: OS::Heat::RandomString outputs: nested_str: value: {get_attr: [secret1, value]} ''' stack_identifier = self.stack_create( template=self.main_templ, files={'nested.yaml': nested_templ}, environment=self.env_templ) self.assert_resource_is_a_stack(stack_identifier, 'secret2') stack = self.client.stacks.get(stack_identifier) test_ref = self._stack_output(stack, 'test_ref') self.assertIn('arn:openstack:heat:', test_ref)
[docs] def test_transparent_ref(self): """Test using nested resource more transparently. With the addition of OS::stack_id we can now use the nested resource more transparently. """ nested_templ = ''' heat_template_version: 2014-10-16 resources: secret1: type: OS::Heat::RandomString outputs: OS::stack_id: value: {get_resource: secret1} nested_str: value: {get_attr: [secret1, value]} ''' stack_identifier = self.stack_create( template=self.main_templ, files={'nested.yaml': nested_templ}, environment=self.env_templ) self.assert_resource_is_a_stack(stack_identifier, 'secret2') stack = self.client.stacks.get(stack_identifier) test_ref = self._stack_output(stack, 'test_ref') test_attr = self._stack_output(stack, 'old_way') self.assertNotIn('arn:openstack:heat', test_ref) self.assertEqual(test_attr, test_ref)
[docs] def test_nested_attributes(self): nested_templ = ''' heat_template_version: 2014-10-16 resources: secret1: type: OS::Heat::RandomString outputs: nested_str: value: {get_attr: [secret1, value]} ''' stack_identifier = self.stack_create( template=self.main_templ, files={'nested.yaml': nested_templ}, environment=self.env_templ) self.assert_resource_is_a_stack(stack_identifier, 'secret2') stack = self.client.stacks.get(stack_identifier) old_way = self._stack_output(stack, 'old_way') test_attr1 = self._stack_output(stack, 'test_attr1') test_attr2 = self._stack_output(stack, 'test_attr2') self.assertEqual(old_way, test_attr1) self.assertEqual(old_way, test_attr2)
[docs]class TemplateResourceFacadeTest(functional_base.FunctionalTestsBase): """Prove that we can use ResourceFacade in a HOT template.""" main_template = ''' heat_template_version: 2013-05-23 resources: the_nested: type: the.yaml metadata: foo: bar outputs: value: value: {get_attr: [the_nested, output]} ''' nested_templ = ''' heat_template_version: 2013-05-23 resources: test: type: OS::Heat::TestResource properties: value: {"Fn::Select": [foo, {resource_facade: metadata}]} outputs: output: value: {get_attr: [test, output]} '''
[docs] def test_metadata(self): stack_identifier = self.stack_create( template=self.main_template, files={'the.yaml': self.nested_templ}) stack = self.client.stacks.get(stack_identifier) value = self._stack_output(stack, 'value') self.assertEqual('bar', value)
[docs]class TemplateResourceUpdateTest(functional_base.FunctionalTestsBase): """Prove that we can do template resource updates.""" main_template = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: the_nested: Type: the.yaml Properties: one: my_name two: your_name Outputs: identifier: Value: {Ref: the_nested} value: Value: {'Fn::GetAtt': [the_nested, the_str]} ''' main_template_change_prop = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: the_nested: Type: the.yaml Properties: one: updated_name two: your_name Outputs: identifier: Value: {Ref: the_nested} value: Value: {'Fn::GetAtt': [the_nested, the_str]} ''' main_template_add_prop = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: the_nested: Type: the.yaml Properties: one: my_name two: your_name three: third_name Outputs: identifier: Value: {Ref: the_nested} value: Value: {'Fn::GetAtt': [the_nested, the_str]} ''' main_template_remove_prop = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: the_nested: Type: the.yaml Properties: one: my_name Outputs: identifier: Value: {Ref: the_nested} value: Value: {'Fn::GetAtt': [the_nested, the_str]} ''' initial_tmpl = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: foo Type: String two: Default: bar Type: String Resources: NestedResource: Type: OS::Heat::RandomString Properties: salt: {Ref: one} Outputs: the_str: Value: {'Fn::GetAtt': [NestedResource, value]} ''' prop_change_tmpl = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: yikes Type: String two: Default: foo Type: String Resources: NestedResource: Type: OS::Heat::RandomString Properties: salt: {Ref: two} Outputs: the_str: Value: {'Fn::GetAtt': [NestedResource, value]} ''' prop_add_tmpl = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: yikes Type: String two: Default: foo Type: String three: Default: bar Type: String Resources: NestedResource: Type: OS::Heat::RandomString Properties: salt: {Ref: three} Outputs: the_str: Value: {'Fn::GetAtt': [NestedResource, value]} ''' prop_remove_tmpl = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: yikes Type: String Resources: NestedResource: Type: OS::Heat::RandomString Properties: salt: {Ref: one} Outputs: the_str: Value: {'Fn::GetAtt': [NestedResource, value]} ''' attr_change_tmpl = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: foo Type: String two: Default: bar Type: String Resources: NestedResource: Type: OS::Heat::RandomString Properties: salt: {Ref: one} Outputs: the_str: Value: {'Fn::GetAtt': [NestedResource, value]} something_else: Value: just_a_string ''' content_change_tmpl = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: foo Type: String two: Default: bar Type: String Resources: NestedResource: Type: OS::Heat::RandomString Properties: salt: yum Outputs: the_str: Value: {'Fn::GetAtt': [NestedResource, value]} ''' EXPECTED = (UPDATE, NOCHANGE) = ('update', 'nochange') scenarios = [ ('no_changes', dict(template=main_template, provider=initial_tmpl, expect=NOCHANGE)), ('main_tmpl_change', dict(template=main_template_change_prop, provider=initial_tmpl, expect=UPDATE)), ('provider_change', dict(template=main_template, provider=content_change_tmpl, expect=UPDATE)), ('provider_props_change', dict(template=main_template, provider=prop_change_tmpl, expect=UPDATE)), ('provider_props_add', dict(template=main_template_add_prop, provider=prop_add_tmpl, expect=UPDATE)), ('provider_props_remove', dict(template=main_template_remove_prop, provider=prop_remove_tmpl, expect=NOCHANGE)), ('provider_attr_change', dict(template=main_template, provider=attr_change_tmpl, expect=NOCHANGE)), ]
[docs] def setUp(self): super(TemplateResourceUpdateTest, self).setUp()
[docs] def test_template_resource_update_template_schema(self): stack_identifier = self.stack_create( template=self.main_template, files={'the.yaml': self.initial_tmpl}) stack = self.client.stacks.get(stack_identifier) initial_id = self._stack_output(stack, 'identifier') initial_val = self._stack_output(stack, 'value') self.update_stack(stack_identifier, self.template, files={'the.yaml': self.provider}) stack = self.client.stacks.get(stack_identifier) self.assertEqual(initial_id, self._stack_output(stack, 'identifier')) if self.expect == self.NOCHANGE: self.assertEqual(initial_val, self._stack_output(stack, 'value')) else: self.assertNotEqual(initial_val, self._stack_output(stack, 'value'))
[docs]class TemplateResourceUpdateFailedTest(functional_base.FunctionalTestsBase): """Prove that we can do updates on a nested stack to fix a stack.""" main_template = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: keypair: Type: OS::Nova::KeyPair Properties: name: replace-this save_private_key: false server: Type: server_fail.yaml DependsOn: keypair ''' nested_templ = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: RealRandom: Type: OS::Heat::RandomString '''
[docs] def setUp(self): super(TemplateResourceUpdateFailedTest, self).setUp() self.assign_keypair()
[docs] def test_update_on_failed_create(self): # create a stack with "server" dependent on "keypair", but # keypair fails, so "server" is not created properly. # We then fix the template and it should succeed. broken_templ = self.main_template.replace('replace-this', self.keypair_name) stack_identifier = self.stack_create( template=broken_templ, files={'server_fail.yaml': self.nested_templ}, expected_status='CREATE_FAILED') fixed_templ = self.main_template.replace('replace-this', test.rand_name()) self.update_stack(stack_identifier, fixed_templ, files={'server_fail.yaml': self.nested_templ})
[docs]class TemplateResourceAdoptTest(functional_base.FunctionalTestsBase): """Prove that we can do template resource adopt/abandon.""" main_template = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: the_nested: Type: the.yaml Properties: one: my_name Outputs: identifier: Value: {Ref: the_nested} value: Value: {'Fn::GetAtt': [the_nested, the_str]} ''' nested_templ = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: foo Type: String Resources: RealRandom: Type: OS::Heat::RandomString Properties: salt: {Ref: one} Outputs: the_str: Value: {'Fn::GetAtt': [RealRandom, value]} '''
[docs] def setUp(self): super(TemplateResourceAdoptTest, self).setUp()
def _yaml_to_json(self, yaml_templ): return yaml.safe_load(yaml_templ)
[docs] def test_abandon(self): stack_identifier = self.stack_create( template=self.main_template, files={'the.yaml': self.nested_templ}, enable_cleanup=False ) info = self.stack_abandon(stack_id=stack_identifier) self.assertEqual(self._yaml_to_json(self.main_template), info['template']) self.assertEqual(self._yaml_to_json(self.nested_templ), info['resources']['the_nested']['template']) # TODO(james combs): Implement separate test cases for export # once export REST API is available. Also test reverse order # of invocation: export -> abandon AND abandon -> export
[docs] def test_adopt(self): data = { 'resources': { 'the_nested': { "type": "the.yaml", "resources": { "RealRandom": { "type": "OS::Heat::RandomString", 'resource_data': {'value': 'goopie'}, 'resource_id': 'froggy' } } } }, "environment": {"parameters": {}}, "template": yaml.safe_load(self.main_template) } stack_identifier = self.stack_adopt( adopt_data=json.dumps(data), files={'the.yaml': self.nested_templ}) self.assert_resource_is_a_stack(stack_identifier, 'the_nested') stack = self.client.stacks.get(stack_identifier) self.assertEqual('goopie', self._stack_output(stack, 'value'))
[docs]class TemplateResourceCheckTest(functional_base.FunctionalTestsBase): """Prove that we can do template resource check.""" main_template = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: the_nested: Type: the.yaml Properties: one: my_name Outputs: identifier: Value: {Ref: the_nested} value: Value: {'Fn::GetAtt': [the_nested, the_str]} ''' nested_templ = ''' HeatTemplateFormatVersion: '2012-12-12' Parameters: one: Default: foo Type: String Resources: RealRandom: Type: OS::Heat::RandomString Properties: salt: {Ref: one} Outputs: the_str: Value: {'Fn::GetAtt': [RealRandom, value]} '''
[docs] def setUp(self): super(TemplateResourceCheckTest, self).setUp()
[docs] def test_check(self): stack_identifier = self.stack_create( template=self.main_template, files={'the.yaml': self.nested_templ} ) self.client.actions.check(stack_id=stack_identifier) self._wait_for_stack_status(stack_identifier, 'CHECK_COMPLETE')
[docs]class TemplateResourceErrorMessageTest(functional_base.FunctionalTestsBase): """Prove that nested stack errors don't suck.""" template = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: victim: Type: fail.yaml ''' nested_templ = ''' HeatTemplateFormatVersion: '2012-12-12' Resources: oops: Type: OS::Heat::TestResource Properties: fail: true wait_secs: 2 '''
[docs] def setUp(self): super(TemplateResourceErrorMessageTest, self).setUp()
[docs] def test_fail(self): stack_identifier = self.stack_create( template=self.template, files={'fail.yaml': self.nested_templ}, expected_status='CREATE_FAILED') stack = self.client.stacks.get(stack_identifier) exp_path = 'resources.victim.resources.oops' exp_msg = 'Test Resource failed oops' exp = 'Resource CREATE failed: ValueError: %s: %s' % (exp_path, exp_msg) self.assertEqual(exp, stack.stack_status_reason)
[docs]class TemplateResourceSuspendResumeTest(functional_base.FunctionalTestsBase): """Prove that we can do template resource suspend/resume.""" main_template = ''' heat_template_version: 2014-10-16 parameters: resources: the_nested: type: the.yaml ''' nested_templ = ''' heat_template_version: 2014-10-16 resources: test_random_string: type: OS::Heat::RandomString '''
[docs] def setUp(self): super(TemplateResourceSuspendResumeTest, self).setUp()
[docs] def test_suspend_resume(self): """Basic test for template resource suspend resume.""" stack_identifier = self.stack_create( template=self.main_template, files={'the.yaml': self.nested_templ} ) self.stack_suspend(stack_identifier=stack_identifier) self.stack_resume(stack_identifier=stack_identifier)
[docs]class ValidateFacadeTest(test.HeatIntegrationTest): """Prove that nested stack errors don't suck.""" template = ''' heat_template_version: 2015-10-15 resources: thisone: type: OS::Thingy properties: one: pre two: post outputs: one: value: {get_attr: [thisone, here-it-is]} ''' templ_facade = ''' heat_template_version: 2015-04-30 parameters: one: type: string two: type: string outputs: here-it-is: value: noop ''' env = ''' resource_registry: OS::Thingy: facade.yaml resources: thisone: OS::Thingy: concrete.yaml '''
[docs] def setUp(self): super(ValidateFacadeTest, self).setUp() self.client = self.orchestration_client
[docs] def test_missing_param(self): templ_missing_parameter = ''' heat_template_version: 2015-04-30 parameters: one: type: string resources: str: type: OS::Heat::RandomString outputs: here-it-is: value: not-important ''' try: self.stack_create( template=self.template, environment=self.env, files={'facade.yaml': self.templ_facade, 'concrete.yaml': templ_missing_parameter}, expected_status='CREATE_FAILED') except heat_exceptions.HTTPBadRequest as exc: exp = ('ERROR: Required property two for facade ' 'OS::Thingy missing in provider') self.assertEqual(exp, six.text_type(exc))
[docs] def test_missing_output(self): templ_missing_output = ''' heat_template_version: 2015-04-30 parameters: one: type: string two: type: string resources: str: type: OS::Heat::RandomString ''' try: self.stack_create( template=self.template, environment=self.env, files={'facade.yaml': self.templ_facade, 'concrete.yaml': templ_missing_output}, expected_status='CREATE_FAILED') except heat_exceptions.HTTPBadRequest as exc: exp = ('ERROR: Attribute here-it-is for facade ' 'OS::Thingy missing in provider') self.assertEqual(exp, six.text_type(exc))
[docs]class TemplateResourceNewParamTest(functional_base.FunctionalTestsBase): main_template = ''' heat_template_version: 2013-05-23 resources: my_resource: type: resource.yaml properties: value1: foo ''' nested_templ = ''' heat_template_version: 2013-05-23 parameters: value1: type: string resources: test: type: OS::Heat::TestResource properties: value: {get_param: value1} ''' main_template_update = ''' heat_template_version: 2013-05-23 resources: my_resource: type: resource.yaml properties: value1: foo value2: foo ''' nested_templ_update_fail = ''' heat_template_version: 2013-05-23 parameters: value1: type: string value2: type: string resources: test: type: OS::Heat::TestResource properties: fail: True value: str_replace: template: VAL1-VAL2 params: VAL1: {get_param: value1} VAL2: {get_param: value2} ''' nested_templ_update = ''' heat_template_version: 2013-05-23 parameters: value1: type: string value2: type: string resources: test: type: OS::Heat::TestResource properties: value: str_replace: template: VAL1-VAL2 params: VAL1: {get_param: value1} VAL2: {get_param: value2} '''
[docs] def test_update(self): stack_identifier = self.stack_create( template=self.main_template, files={'resource.yaml': self.nested_templ}) # Make the update fails with the new parameter inserted. self.update_stack( stack_identifier, self.main_template_update, files={'resource.yaml': self.nested_templ_update_fail}, expected_status='UPDATE_FAILED') # Fix the update, it should succeed now. self.update_stack( stack_identifier, self.main_template_update, files={'resource.yaml': self.nested_templ_update})
[docs]class TemplateResourceRemovedParamTest(functional_base.FunctionalTestsBase): main_template = ''' heat_template_version: 2013-05-23 parameters: value1: type: string default: foo resources: my_resource: type: resource.yaml properties: value1: {get_param: value1} ''' nested_templ = ''' heat_template_version: 2013-05-23 parameters: value1: type: string default: foo resources: test: type: OS::Heat::TestResource properties: value: {get_param: value1} ''' main_template_update = ''' heat_template_version: 2013-05-23 resources: my_resource: type: resource.yaml ''' nested_templ_update = ''' heat_template_version: 2013-05-23 parameters: value1: type: string default: foo value2: type: string default: bar resources: test: type: OS::Heat::TestResource properties: value: str_replace: template: VAL1-VAL2 params: VAL1: {get_param: value1} VAL2: {get_param: value2} '''
[docs] def test_update(self): stack_identifier = self.stack_create( template=self.main_template, environment={'parameters': {'value1': 'spam'}}, files={'resource.yaml': self.nested_templ}) self.update_stack( stack_identifier, self.main_template_update, environment={'parameter_defaults': {'value2': 'egg'}}, files={'resource.yaml': self.nested_templ_update}, existing=True)

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