def create_stack(self, stack):
assert isinstance(stack, CloudFormationStack)
try:
self.logger.info(
"Creating stack {0} from template {1} with parameters:\n{2}".format(stack.name, stack.template.name,
get_pretty_parameters_string(
stack.parameters)))
self.conn.create_stack(stack.name,
template_body=stack.template.get_template_json(),
parameters=stack.get_parameters_list(),
capabilities=['CAPABILITY_IAM'])
self.wait_for_stack_action_to_complete(stack.name, "create", stack.timeout)
self.logger.info("Create completed for {0}".format(stack.name))
except BotoServerError as e:
message = get_message_from_boto_server_error(e)
raise CfnStackActionFailedException(
"Could not create stack {0}. Cfn API responded with: {1}".format(stack.name, message))
def update_stack(self, stack):
assert isinstance(stack, CloudFormationStack)
try:
self.logger.info(
"Updating stack {0} from template {1} with parameters:\n{2}".format(stack.name, stack.template.name,
get_pretty_parameters_string(
stack.parameters)))
self.conn.update_stack(stack.name,
template_body=stack.template.get_template_json(),
parameters=stack.get_parameters_list(),
capabilities=['CAPABILITY_IAM'])
self.wait_for_stack_action_to_complete(stack.name, "update", stack.timeout)
self.logger.info("Update completed for {0}".format(stack.name))
except BotoServerError as e:
message = get_message_from_boto_server_error(e)
if message == "No updates are to be performed.":
self.logger.info("Nothing to do: {0}.".format(message))
else:
raise CfnStackActionFailedException("{0}.".format(message))
