def test_cloudformation_create_and_update(self):
cloudformation = CloudFormationBuddy(self.test_deploy_ctx)
s3 = CloudFormationDeployS3Buddy(self.test_deploy_ctx)
temp_dir = tempfile.mkdtemp()
try:
template = ParentTestCase._get_resource_path("cloudformation/aws-resources.template")
parameter_file = ParentTestCase._get_resource_path("cloudformation/aws-resources.parameters.json")
self.test_deploy_ctx['RANDOM'] = self.randomWord(5)
parameter_file_rendered = self.test_deploy_ctx.render_template(parameter_file,temp_dir)
template_file_url = s3.upload(file=template)
self.assertFalse(cloudformation.does_stack_exist(), "Failed to identify reality")
cloudformation.create_stack(template_file_url=template_file_url,
parameter_file=parameter_file_rendered)
self.assertTrue(cloudformation.does_stack_exist(), "Failed to identify reality")
self.assertEqual(cloudformation.get_stack_status(), "CREATE_COMPLETE", "Failed to identify create complete")
cloudformation.create_change_set(template_file_url=template_file_url,
parameter_file=parameter_file_rendered)
self.assertFalse(cloudformation.should_execute_change_set(),"Failed to id noop changeset")
cloudformation.delete_change_set()
self.test_deploy_ctx['RANDOM'] = self.randomWord(5)
parameter_file_rendered = self.test_deploy_ctx.render_template(parameter_file,temp_dir)
cloudformation.create_change_set(template_file_url=template_file_url,
parameter_file=parameter_file_rendered)
self.assertEqual(cloudformation.get_change_set_status(refresh=True), "CREATE_COMPLETE",
"Did not get expected cs status")
self.assertTrue(cloudformation.should_execute_change_set(),"Failed to id good changeset")
if not cloudformation.should_execute_change_set():
self.fail("Did not want to execute changeset")
else:
cloudformation.execute_change_set()
cloudformation.log_stack_status()
finally:
super(CloudFormationTestCase, self).clean(cloudformation)
super(CloudFormationTestCase, self).clean_s3(s3)
super(CloudFormationTestCase, self).clean_dir(temp_dir)
def _internal_deploy(self, dry_run):
# Initialize our buddies
s3 = CloudFormationDeployS3Buddy(self.deploy_ctx)
cloud_formation = CloudFormationBuddy(self.deploy_ctx)
if dry_run:
self.validate()
return
# Upload our template to s3 to make things a bit easier and keep a record
template_file_url = s3.upload(file=(self.template_file))
# Upload all of our config files to S3 rendering any variables
config_files = self.get_rendered_config_files()
for rendered in config_files:
s3.upload(file=rendered)
# render our parameter files
parameter_file_rendered = self.get_rendered_param_file()
# see if we are updating or creating
if cloud_formation.should_create_change_set():
cloud_formation.create_change_set(
template_file_url=template_file_url,
parameter_file=parameter_file_rendered)
# make sure it is available and that there are no special conditions
if cloud_formation.should_execute_change_set():
print_utility.progress(
"Updating existing stack with ChangeSet - {}".format(
self.stack_name))
cloud_formation.execute_change_set()
else:
print_utility.warn("No computed changes for stack - {}".format(
self.stack_name))
# if there are no changes then clean up and exit
cloud_formation.delete_change_set()
return
else:
print_utility.progress("Creating new stack - {}".format(
self.stack_name))
cloud_formation.create_stack(
template_file_url=template_file_url,
parameter_file=parameter_file_rendered)