heat/heat_integrationtests/functional/test_create_update.py
Rakesh H S 5ea948ce9f test_resource for functional tests
Introduces new resource plugin to be able to test various
functional test cases which includes Rollback, Update In Place,
Concurrent Update and can be customised furthur based on the needs.

Co-Authored-by: Anant Patil <anant.patil@hp.com>

Change-Id: I3b8a1d2928553c87abaac81ee687e0faa85c9c5e
2015-04-08 11:09:46 +05:30

387 lines
15 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 copy
from heat_integrationtests.common import test
import json
test_template_one_resource = {
'heat_template_version': '2013-05-23',
'description': 'Test template to create one instance.',
'resources': {
'test1': {
'type': 'OS::Heat::TestResource',
'properties': {
'value': 'Test1',
'fail': False,
'update_replace': False,
'wait_secs': 0
}
}
}
}
test_template_two_resource = {
'heat_template_version': '2013-05-23',
'description': 'Test template to create two instance.',
'resources': {
'test1': {
'type': 'OS::Heat::TestResource',
'properties': {
'value': 'Test1',
'fail': False,
'update_replace': False,
'wait_secs': 0
}
},
'test2': {
'type': 'OS::Heat::TestResource',
'properties': {
'value': 'Test1',
'fail': False,
'update_replace': False,
'wait_secs': 0
}
}
}
}
def _change_rsrc_properties(template, rsrcs, values):
modified_template = copy.deepcopy(template)
for rsrc_name in rsrcs:
rsrc_prop = modified_template['resources'][
rsrc_name]['properties']
for prop in rsrc_prop:
if prop in values:
rsrc_prop[prop] = values[prop]
return modified_template
class CreateStackTest(test.HeatIntegrationTest):
def setUp(self):
super(CreateStackTest, self).setUp()
self.client = self.orchestration_client
def test_create_rollback(self):
values = {'fail': True, 'value': 'test_create_rollback'}
template = _change_rsrc_properties(test_template_one_resource,
['test1'], values)
self.stack_create(
template=template,
expected_status='ROLLBACK_COMPLETE',
disable_rollback=False)
class UpdateStackTest(test.HeatIntegrationTest):
provider_template = {
'heat_template_version': '2013-05-23',
'description': 'foo',
'resources': {
'test1': {
'type': 'My::TestResource'
}
}
}
provider_group_template = '''
heat_template_version: 2013-05-23
resources:
test_group:
type: OS::Heat::ResourceGroup
properties:
count: 2
resource_def:
type: My::TestResource
'''
update_userdata_template = '''
heat_template_version: 2014-10-16
parameters:
flavor:
type: string
user_data:
type: string
image:
type: string
resources:
server:
type: OS::Nova::Server
properties:
image: {get_param: image}
flavor: {get_param: flavor}
user_data_format: SOFTWARE_CONFIG
user_data: {get_param: user_data}
'''
def setUp(self):
super(UpdateStackTest, self).setUp()
self.client = self.orchestration_client
def test_stack_update_nochange(self):
template = _change_rsrc_properties(test_template_one_resource,
['test1'],
{'value': 'test_no_change'})
stack_identifier = self.stack_create(
template=template)
expected_resources = {'test1': 'OS::Heat::TestResource'}
self.assertEqual(expected_resources,
self.list_resources(stack_identifier))
# Update with no changes, resources should be unchanged
self.update_stack(stack_identifier, template)
self.assertEqual(expected_resources,
self.list_resources(stack_identifier))
def test_stack_in_place_update(self):
template = _change_rsrc_properties(test_template_one_resource,
['test1'],
{'value': 'test_in_place'})
stack_identifier = self.stack_create(
template=template)
expected_resources = {'test1': 'OS::Heat::TestResource'}
self.assertEqual(expected_resources,
self.list_resources(stack_identifier))
resource = self.client.resources.list(stack_identifier)
initial_phy_id = resource[0].physical_resource_id
tmpl_update = _change_rsrc_properties(
test_template_one_resource, ['test1'],
{'value': 'test_in_place_update'})
# Update the Value
self.update_stack(stack_identifier, tmpl_update)
resource = self.client.resources.list(stack_identifier)
# By default update_in_place
self.assertEqual(initial_phy_id,
resource[0].physical_resource_id)
def test_stack_update_replace(self):
template = _change_rsrc_properties(test_template_one_resource,
['test1'],
{'value': 'test_replace'})
stack_identifier = self.stack_create(
template=template)
expected_resources = {'test1': 'OS::Heat::TestResource'}
self.assertEqual(expected_resources,
self.list_resources(stack_identifier))
resource = self.client.resources.list(stack_identifier)
initial_phy_id = resource[0].physical_resource_id
# Update the value and also set update_replace prop
tmpl_update = _change_rsrc_properties(
test_template_one_resource, ['test1'],
{'value': 'test_in_place_update', 'update_replace': True})
self.update_stack(stack_identifier, tmpl_update)
resource = self.client.resources.list(stack_identifier)
# update Replace
self.assertNotEqual(initial_phy_id,
resource[0].physical_resource_id)
def test_stack_update_add_remove(self):
template = _change_rsrc_properties(test_template_one_resource,
['test1'],
{'value': 'test_add_remove'})
stack_identifier = self.stack_create(
template=template)
initial_resources = {'test1': 'OS::Heat::TestResource'}
self.assertEqual(initial_resources,
self.list_resources(stack_identifier))
tmpl_update = _change_rsrc_properties(
test_template_two_resource, ['test1', 'test2'],
{'value': 'test_add_remove_update'})
# Add one resource via a stack update
self.update_stack(stack_identifier, tmpl_update)
updated_resources = {'test1': 'OS::Heat::TestResource',
'test2': 'OS::Heat::TestResource'}
self.assertEqual(updated_resources,
self.list_resources(stack_identifier))
# Then remove it by updating with the original template
self.update_stack(stack_identifier, template)
self.assertEqual(initial_resources,
self.list_resources(stack_identifier))
def test_stack_update_rollback(self):
template = _change_rsrc_properties(test_template_one_resource,
['test1'],
{'value': 'test_update_rollback'})
stack_identifier = self.stack_create(
template=template)
initial_resources = {'test1': 'OS::Heat::TestResource'}
self.assertEqual(initial_resources,
self.list_resources(stack_identifier))
tmpl_update = _change_rsrc_properties(
test_template_two_resource, ['test1', 'test2'],
{'value': 'test_update_rollback', 'fail': True})
# stack update, also set failure
self.update_stack(stack_identifier, tmpl_update,
expected_status='ROLLBACK_COMPLETE',
disable_rollback=False)
# since stack update failed only the original resource is present
updated_resources = {'test1': 'OS::Heat::TestResource'}
self.assertEqual(updated_resources,
self.list_resources(stack_identifier))
def test_stack_update_provider(self):
template = _change_rsrc_properties(
test_template_one_resource, ['test1'],
{'value': 'test_provider_template'})
files = {'provider.template': json.dumps(template)}
env = {'resource_registry':
{'My::TestResource': 'provider.template'}}
stack_identifier = self.stack_create(
template=self.provider_template,
files=files,
environment=env
)
initial_resources = {'test1': 'My::TestResource'}
self.assertEqual(initial_resources,
self.list_resources(stack_identifier))
# Prove the resource is backed by a nested stack, save the ID
nested_identifier = self.assert_resource_is_a_stack(stack_identifier,
'test1')
nested_id = nested_identifier.split('/')[-1]
# Then check the expected resources are in the nested stack
nested_resources = {'test1': 'OS::Heat::TestResource'}
self.assertEqual(nested_resources,
self.list_resources(nested_identifier))
tmpl_update = _change_rsrc_properties(
test_template_two_resource, ['test1', 'test2'],
{'value': 'test_provider_template'})
# Add one resource via a stack update by changing the nested stack
files['provider.template'] = json.dumps(tmpl_update)
self.update_stack(stack_identifier, self.provider_template,
environment=env, files=files)
# Parent resources should be unchanged and the nested stack
# should have been updated in-place without replacement
self.assertEqual(initial_resources,
self.list_resources(stack_identifier))
rsrc = self.client.resources.get(stack_identifier, 'test1')
self.assertEqual(rsrc.physical_resource_id, nested_id)
# Then check the expected resources are in the nested stack
nested_resources = {'test1': 'OS::Heat::TestResource',
'test2': 'OS::Heat::TestResource'}
self.assertEqual(nested_resources,
self.list_resources(nested_identifier))
def test_stack_update_provider_group(self):
'''Test two-level nested update.'''
# Create a ResourceGroup (which creates a nested stack),
# containing provider resources (which create a nested
# stack), thus excercising an update which traverses
# two levels of nesting.
template = _change_rsrc_properties(
test_template_one_resource, ['test1'],
{'value': 'test_provider_group_template'})
files = {'provider.template': json.dumps(template)}
env = {'resource_registry':
{'My::TestResource': 'provider.template'}}
stack_identifier = self.stack_create(
template=self.provider_group_template,
files=files,
environment=env
)
initial_resources = {'test_group': 'OS::Heat::ResourceGroup'}
self.assertEqual(initial_resources,
self.list_resources(stack_identifier))
# Prove the resource is backed by a nested stack, save the ID
nested_identifier = self.assert_resource_is_a_stack(stack_identifier,
'test_group')
# Then check the expected resources are in the nested stack
nested_resources = {'0': 'My::TestResource',
'1': 'My::TestResource'}
self.assertEqual(nested_resources,
self.list_resources(nested_identifier))
for n_rsrc in nested_resources:
rsrc = self.client.resources.get(nested_identifier, n_rsrc)
provider_stack = self.client.stacks.get(rsrc.physical_resource_id)
provider_identifier = '%s/%s' % (provider_stack.stack_name,
provider_stack.id)
provider_resources = {u'test1': u'OS::Heat::TestResource'}
self.assertEqual(provider_resources,
self.list_resources(provider_identifier))
tmpl_update = _change_rsrc_properties(
test_template_two_resource, ['test1', 'test2'],
{'value': 'test_provider_group_template'})
# Add one resource via a stack update by changing the nested stack
files['provider.template'] = json.dumps(tmpl_update)
self.update_stack(stack_identifier, self.provider_group_template,
environment=env, files=files)
# Parent resources should be unchanged and the nested stack
# should have been updated in-place without replacement
self.assertEqual(initial_resources,
self.list_resources(stack_identifier))
# Resource group stack should also be unchanged (but updated)
nested_stack = self.client.stacks.get(nested_identifier)
self.assertEqual('UPDATE_COMPLETE', nested_stack.stack_status)
self.assertEqual(nested_resources,
self.list_resources(nested_identifier))
for n_rsrc in nested_resources:
rsrc = self.client.resources.get(nested_identifier, n_rsrc)
provider_stack = self.client.stacks.get(rsrc.physical_resource_id)
provider_identifier = '%s/%s' % (provider_stack.stack_name,
provider_stack.id)
provider_resources = {'test1': 'OS::Heat::TestResource',
'test2': 'OS::Heat::TestResource'}
self.assertEqual(provider_resources,
self.list_resources(provider_identifier))
def test_stack_update_with_replacing_userdata(self):
"""Confirm that we can update userdata of instance during updating
stack by the user of member role.
Make sure that a resource that inherites from StackUser can be deleted
during updating stack.
"""
if not self.conf.minimal_image_ref:
raise self.skipException("No minimal image configured to test")
if not self.conf.minimal_instance_type:
raise self.skipException("No flavor configured to test")
parms = {'flavor': self.conf.minimal_instance_type,
'image': self.conf.minimal_image_ref,
'user_data': ''}
name = self._stack_rand_name()
stack_identifier = self.stack_create(
stack_name=name,
template=self.update_userdata_template,
parameters=parms
)
parms_updated = parms
parms_updated['user_data'] = 'two'
self.update_stack(
stack_identifier,
template=self.update_userdata_template,
parameters=parms_updated)