OpenStack Orchestration (Heat)
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# 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 hashlib
import json
import random
from six.moves.urllib import parse
from swiftclient import utils as swiftclient_utils
import yaml
from heat_integrationtests.common import test
from heat_integrationtests.functional import functional_base
class AwsStackTest(functional_base.FunctionalTestsBase):
test_template = '''
HeatTemplateFormatVersion: '2012-12-12'
Resources:
the_nested:
Type: AWS::CloudFormation::Stack
Properties:
TemplateURL: the.yaml
Parameters:
KeyName: foo
Outputs:
output_foo:
Value: {"Fn::GetAtt": [the_nested, Outputs.Foo]}
'''
nested_template = '''
HeatTemplateFormatVersion: '2012-12-12'
Parameters:
KeyName:
Type: String
Outputs:
Foo:
Value: bar
'''
update_template = '''
HeatTemplateFormatVersion: '2012-12-12'
Parameters:
KeyName:
Type: String
Outputs:
Foo:
Value: foo
'''
nested_with_res_template = '''
HeatTemplateFormatVersion: '2012-12-12'
Parameters:
KeyName:
Type: String
Resources:
NestedResource:
Type: OS::Heat::RandomString
Outputs:
Foo:
Value: {"Fn::GetAtt": [NestedResource, value]}
'''
def setUp(self):
super(AwsStackTest, self).setUp()
if not self.is_service_available('object-store'):
self.skipTest('object-store service not available, skipping')
self.object_container_name = test.rand_name()
self.project_id = self.identity_client.project_id
self.swift_key = hashlib.sha224(
str(random.getrandbits(256)).encode('ascii')).hexdigest()[:32]
key_header = 'x-container-meta-temp-url-key'
self.object_client.put_container(self.object_container_name,
{key_header: self.swift_key})
self.addCleanup(self.object_client.delete_container,
self.object_container_name)
def publish_template(self, contents, cleanup=True):
oc = self.object_client
# post the object
oc.put_object(self.object_container_name, 'template.yaml', contents)
if cleanup:
self.addCleanup(oc.delete_object,
self.object_container_name,
'template.yaml')
path = '/v1/AUTH_%s/%s/%s' % (self.project_id,
self.object_container_name,
'template.yaml')
timeout = self.conf.build_timeout * 10
tempurl = swiftclient_utils.generate_temp_url(path, timeout,
self.swift_key, 'GET')
sw_url = parse.urlparse(oc.url)
return '%s://%s%s' % (sw_url.scheme, sw_url.netloc, tempurl)
def test_nested_stack_create(self):
url = self.publish_template(self.nested_template)
self.template = self.test_template.replace('the.yaml', url)
stack_identifier = self.stack_create(template=self.template)
stack = self.client.stacks.get(stack_identifier)
self.assert_resource_is_a_stack(stack_identifier, 'the_nested')
self.assertEqual('bar', self._stack_output(stack, 'output_foo'))
def test_nested_stack_create_with_timeout(self):
url = self.publish_template(self.nested_template)
self.template = self.test_template.replace('the.yaml', url)
timeout_template = yaml.safe_load(self.template)
props = timeout_template['Resources']['the_nested']['Properties']
props['TimeoutInMinutes'] = '50'
stack_identifier = self.stack_create(
template=timeout_template)
stack = self.client.stacks.get(stack_identifier)
self.assert_resource_is_a_stack(stack_identifier, 'the_nested')
self.assertEqual('bar', self._stack_output(stack, 'output_foo'))
def test_nested_stack_adopt_ok(self):
url = self.publish_template(self.nested_with_res_template)
self.template = self.test_template.replace('the.yaml', url)
adopt_data = {
"resources": {
"the_nested": {
"resource_id": "test-res-id",
"resources": {
"NestedResource": {
"type": "OS::Heat::RandomString",
"resource_id": "test-nested-res-id",
"resource_data": {"value": "goopie"}
}
}
}
},
"environment": {"parameters": {}},
"template": yaml.safe_load(self.template)
}
stack_identifier = self.stack_adopt(adopt_data=json.dumps(adopt_data))
self.assert_resource_is_a_stack(stack_identifier, 'the_nested')
stack = self.client.stacks.get(stack_identifier)
self.assertEqual('goopie', self._stack_output(stack, 'output_foo'))
def test_nested_stack_adopt_fail(self):
url = self.publish_template(self.nested_with_res_template)
self.template = self.test_template.replace('the.yaml', url)
adopt_data = {
"resources": {
"the_nested": {
"resource_id": "test-res-id",
"resources": {
}
}
},
"environment": {"parameters": {}},
"template": yaml.safe_load(self.template)
}
stack_identifier = self.stack_adopt(adopt_data=json.dumps(adopt_data),
wait_for_status='ADOPT_FAILED')
rsrc = self.client.resources.get(stack_identifier, 'the_nested')
self.assertEqual('ADOPT_FAILED', rsrc.resource_status)
def test_nested_stack_update(self):
url = self.publish_template(self.nested_template)
self.template = self.test_template.replace('the.yaml', url)
stack_identifier = self.stack_create(template=self.template)
original_nested_id = self.assert_resource_is_a_stack(
stack_identifier, 'the_nested')
stack = self.client.stacks.get(stack_identifier)
self.assertEqual('bar', self._stack_output(stack, 'output_foo'))
new_template = yaml.safe_load(self.template)
props = new_template['Resources']['the_nested']['Properties']
props['TemplateURL'] = self.publish_template(self.update_template,
cleanup=False)
self.update_stack(stack_identifier, new_template)
# Expect the physical resource name staying the same after update,
# so that the nested was actually updated instead of replaced.
new_nested_id = self.assert_resource_is_a_stack(
stack_identifier, 'the_nested')
self.assertEqual(original_nested_id, new_nested_id)
updt_stack = self.client.stacks.get(stack_identifier)
self.assertEqual('foo', self._stack_output(updt_stack, 'output_foo'))
def test_nested_stack_suspend_resume(self):
url = self.publish_template(self.nested_template)
self.template = self.test_template.replace('the.yaml', url)
stack_identifier = self.stack_create(template=self.template)
self.stack_suspend(stack_identifier)
self.stack_resume(stack_identifier)