def validate_template(req_params):
try:
result = template_preparer.validate_template(req_params)
result = '<tmp>%s</tmp>' % result
result = xmltodict.parse(result)['tmp']
return result
except Exception as err:
return error_response('Template Validation Error: %s' % err)
def validate_template(req_params):
try:
result = template_preparer.validate_template(req_params)
result = "<tmp>%s</tmp>" % result
result = xmltodict.parse(result)["tmp"]
return result
except Exception as err:
return error_response("Template Validation Error: %s" % err)
def forward_request(self, method, path, data, headers):
if method == 'OPTIONS':
return 200
data = data or ''
data_orig = data
data = aws_stack.fix_account_id_in_arns(
data,
existing='%3A{}%3Astack/'.format(TEST_AWS_ACCOUNT_ID),
replace='%3A{}%3Astack/'.format(MOTO_CLOUDFORMATION_ACCOUNT_ID),
colon_delimiter='')
data = aws_stack.fix_account_id_in_arns(
data,
existing='%3A{}%3AchangeSet/'.format(TEST_AWS_ACCOUNT_ID),
replace='%3A{}%3AchangeSet/'.format(
MOTO_CLOUDFORMATION_ACCOUNT_ID),
colon_delimiter='')
data = aws_stack.fix_account_id_in_arns(data,
existing=TEST_AWS_ACCOUNT_ID,
replace=MOTO_ACCOUNT_ID,
colon_delimiter='%3A')
req_data = None
if method == 'POST' and path == '/':
req_data = urlparse.parse_qs(to_str(data))
req_data = dict([(k, v[0]) for k, v in req_data.items()])
action = req_data.get('Action')
stack_name = req_data.get('StackName')
if action == 'CreateStack':
event_publisher.fire_event(
event_publisher.EVENT_CLOUDFORMATION_CREATE_STACK,
payload={'n': event_publisher.get_hash(stack_name)})
if action == 'DeleteStack':
client = aws_stack.connect_to_service('cloudformation')
stack_resources = client.list_stack_resources(
StackName=stack_name)['StackResourceSummaries']
from localstack.utils.cloudformation import template_deployer_old
template_deployer_old.delete_stack(stack_name, stack_resources)
if action == 'DescribeStackEvents':
# fix an issue where moto cannot handle ARNs as stack names (or missing names)
run_fix = not stack_name
if stack_name:
if stack_name.startswith('arn:aws:cloudformation'):
run_fix = True
pattern = r'arn:aws:cloudformation:[^:]+:[^:]+:stack/([^/]+)(/.+)?'
stack_name = re.sub(pattern, r'\1', stack_name)
if run_fix:
stack_names = [
stack_name
] if stack_name else self._list_stack_names()
client = aws_stack.connect_to_service('cloudformation')
events = []
for stack_name in stack_names:
tmp = client.describe_stack_events(
StackName=stack_name)['StackEvents'][:1]
events.extend(tmp)
events = [{'member': e} for e in events]
response_content = '<StackEvents>%s</StackEvents>' % obj_to_xml(
events)
return make_response('DescribeStackEvents',
response_content)
if req_data:
if action == 'ValidateTemplate':
return template_preparer.validate_template(req_data)
if action in ['CreateStack', 'UpdateStack', 'CreateChangeSet']:
modified = template_deployer.prepare_template_body(req_data)
if modified:
data = urlparse.urlencode(req_data, doseq=True)
return Request(data=data, headers=headers, method=method)
if data != data_orig or action in [
'DescribeChangeSet', 'ExecuteChangeSet'
]:
return Request(data=urlparse.urlencode(req_data, doseq=True),
headers=headers,
method=method)
return True
