def _raise_client_error(self, response, url=None):
try:
result = response.json()
except Exception:
if response.status_code == 304:
error_msg = 'Nothing to modify'
self._prepare_and_raise_exception(
message=error_msg,
error_code='not_modified',
status_code=response.status_code,
server_traceback='')
else:
message = response.content
if url:
message = '{0} [{1}]'.format(message, url)
error_msg = '{0}: {1}'.format(response.status_code, message)
raise exceptions.CloudifyClientError(
error_msg, status_code=response.status_code)
message = result['message']
code = result.get('error_code')
server_traceback = result.get('server_traceback')
self._prepare_and_raise_exception(message=message,
error_code=code,
status_code=response.status_code,
server_traceback=server_traceback,
response=response)
def _do_request(self, requests_method, request_url, body, params, headers,
expected_status_code, stream, verify, timeout):
"""Run a requests method.
:param request_method: string choosing the method, eg "get" or "post"
:param request_url: the URL to run the request against
:param body: request body, as a string
:param params: querystring parameters, as a dict
:param headers: request headers, as a dict
:param expected_status_code: check that the response is this
status code, can also be an iterable of allowed status codes.
:param stream: whether or not to stream the response
:param verify: the CA cert path
:param timeout: request timeout or a (connect, read) timeouts pair
"""
auth = None
if self.has_kerberos() and not self.has_auth_header():
if HTTPKerberosAuth is None:
raise exceptions.CloudifyClientError(
'Trying to create a client with kerberos, '
'but kerberos_env does not exist')
auth = HTTPKerberosAuth()
response = requests_method(request_url,
data=body,
params=params,
headers=headers,
stream=stream,
verify=verify,
timeout=timeout or self.default_timeout_sec,
auth=auth)
if self.logger.isEnabledFor(logging.DEBUG):
for hdr, hdr_content in response.request.headers.items():
self.logger.debug('request header: %s: %s'
% (hdr, hdr_content))
self.logger.debug('reply: "%s %s" %s'
% (response.status_code,
response.reason, response.content))
for hdr, hdr_content in response.headers.items():
self.logger.debug('response header: %s: %s'
% (hdr, hdr_content))
if isinstance(expected_status_code, numbers.Number):
expected_status_code = [expected_status_code]
if response.status_code not in expected_status_code:
self._raise_client_error(response, request_url)
if response.status_code == 204:
return None
if stream:
return StreamedResponse(response)
response_json = response.json()
if response.history:
response_json['history'] = response.history
return response_json
def _do_request(self, requests_method, request_url, body, params, headers,
expected_status_code, stream, verify, timeout):
auth = None
if self.has_kerberos() and not self.has_auth_header():
if HTTPKerberosAuth is None:
raise exceptions.CloudifyClientError(
'Trying to create a client with kerberos, '
'but kerberos_env does not exist')
auth = HTTPKerberosAuth()
response = requests_method(request_url,
data=body,
params=params,
headers=headers,
stream=stream,
verify=verify,
timeout=timeout or self.default_timeout_sec,
auth=auth)
if self.logger.isEnabledFor(logging.DEBUG):
for hdr, hdr_content in response.request.headers.iteritems():
self.logger.debug('request header: %s: %s' %
(hdr, hdr_content))
self.logger.debug(
'reply: "%s %s" %s' %
(response.status_code, response.reason, response.content))
for hdr, hdr_content in response.headers.iteritems():
self.logger.debug('response header: %s: %s' %
(hdr, hdr_content))
if response.status_code != expected_status_code:
self._raise_client_error(response, request_url)
if stream:
return StreamedResponse(response)
response_json = response.json()
if response.history:
response_json['history'] = response.history
return response_json
