def _check_response(cls, response, content_type=None):
"""Check response content and its type.
.. note::
Checking is not strict: wrong server response ``Content-Type``
HTTP header is ignored if response is an expected JSON object
(c.f. Boulder #56).
:param str content_type: Expected Content-Type response header.
If JSON is expected and not present in server response, this
function will raise an error. Otherwise, wrong Content-Type
is ignored, but logged.
:raises .messages.Error: If server response body
carries HTTP Problem (draft-ietf-appsawg-http-problem-00).
:raises .ClientError: In case of other networking errors.
"""
response_ct = response.headers.get('Content-Type')
# Strip parameters from the media-type (rfc2616#section-3.7)
if response_ct:
response_ct = response_ct.split(';')[0].strip()
try:
# TODO: response.json() is called twice, once here, and
# once in _get and _post clients
jobj = response.json()
except ValueError:
jobj = None
if response.status_code == 409:
raise errors.ConflictError(response.headers.get('Location'))
if not response.ok:
if jobj is not None:
if response_ct != cls.JSON_ERROR_CONTENT_TYPE:
logger.debug(
'Ignoring wrong Content-Type (%r) for JSON Error',
response_ct)
try:
raise messages.Error.from_json(jobj)
except jose.DeserializationError as error:
# Couldn't deserialize JSON object
raise errors.ClientError((response, error))
else:
# response is not JSON object
raise errors.ClientError(response)
else:
if jobj is not None and response_ct != cls.JSON_CONTENT_TYPE:
logger.debug(
'Ignoring wrong Content-Type (%r) for JSON decodable '
'response', response_ct)
if content_type == cls.JSON_CONTENT_TYPE and jobj is None:
raise errors.ClientError(
'Unexpected response Content-Type: {0}'.format(
response_ct))
return response
def new_account(self, new_account):
"""Register.
:param .NewRegistration new_account:
:raises .ConflictError: in case the account already exists
:returns: Registration Resource.
:rtype: `.RegistrationResource`
"""
response = self._post(self.directory['newAccount'], new_account)
# if account already exists
if response.status_code == 200 and 'Location' in response.headers:
raise errors.ConflictError(response.headers.get('Location'))
# "Instance of 'Field' has no key/contact member" bug:
regr = self._regr_from_response(response)
self.net.account = regr
return regr
