def ec2_error_response(request_id, code, message, status=500):
"""Helper to construct an EC2 compatible error response."""
LOG.debug('EC2 error response: %(code)s: %(message)s',
{'code': code, 'message': message})
resp = webob.Response()
resp.status = status
resp.headers['Content-Type'] = 'text/xml'
resp.body = (
'<?xml version="1.0"?>\n'
'<Response><Errors><Error><Code>%s</Code>'
'<Message>%s</Message></Error></Errors>'
'<RequestID>%s</RequestID></Response>' %
(utils.xhtml_escape(code),
utils.xhtml_escape(message),
utils.xhtml_escape(request_id))).encode()
return resp
def _render_parts(self, value, parts=None):
if not parts:
parts = []
if isinstance(value, six.string_types):
parts.append(utils.xhtml_escape(value))
elif isinstance(value, six.integer_types):
parts.append(str(value))
elif isinstance(value, datetime.datetime):
parts.append(value.strftime("%Y-%m-%dT%H:%M:%S.000Z"))
elif isinstance(value, dict):
for name, subvalue in value.items():
if not isinstance(subvalue, list):
subvalue = [subvalue]
for subsubvalue in subvalue:
parts.append('<' + name + '>')
self._render_parts(subsubvalue, parts)
parts.append('</' + name + '>')
else:
raise Exception("Unknown S3 value type %r", value)
def _render_parts(self, value, parts=None):
if not parts:
parts = []
if isinstance(value, six.string_types):
parts.append(utils.xhtml_escape(value))
elif isinstance(value, six.integer_types):
parts.append(str(value))
elif isinstance(value, datetime.datetime):
parts.append(value.strftime("%Y-%m-%dT%H:%M:%S.000Z"))
elif isinstance(value, dict):
for name, subvalue in six.iteritems(value):
if not isinstance(subvalue, list):
subvalue = [subvalue]
for subsubvalue in subvalue:
parts.append('<' + name + '>')
self._render_parts(subsubvalue, parts)
parts.append('</' + name + '>')
else:
raise Exception("Unknown S3 value type %r", value)