def __call__(self, req):
"""Generate a WSGI response based on the exception passed to ctor."""
user_locale = req.best_match_language()
# Replace the body with fault details.
code = self.wrapped_exc.status_int
fault_name = self._fault_names.get(code, "masakariFault")
explanation = self.wrapped_exc.explanation
LOG.debug("Returning %(code)s to user: %(explanation)s",
{'code': code, 'explanation': explanation})
explanation = i18n.translate(explanation, user_locale)
fault_data = {
fault_name: {
'code': code,
'message': explanation}}
if code == 413 or code == 429:
retry = self.wrapped_exc.headers.get('Retry-After', None)
if retry:
fault_data[fault_name]['retryAfter'] = retry
if not req.api_version_request.is_null():
self.wrapped_exc.headers[API_VERSION_REQUEST_HEADER] = \
'masakari ' + req.api_version_request.get_string()
self.wrapped_exc.headers.add('Vary', API_VERSION_REQUEST_HEADER)
self.wrapped_exc.content_type = 'application/json'
self.wrapped_exc.charset = 'UTF-8'
self.wrapped_exc.text = JSONDictSerializer().serialize(fault_data)
return self.wrapped_exc
def __call__(self, req):
"""Generate a WSGI response based on the exception passed to ctor."""
user_locale = req.best_match_language()
# Replace the body with fault details.
code = self.wrapped_exc.status_int
fault_name = self._fault_names.get(code, "masakariFault")
explanation = self.wrapped_exc.explanation
LOG.debug("Returning %(code)s to user: %(explanation)s", {
'code': code,
'explanation': explanation
})
explanation = i18n.translate(explanation, user_locale)
fault_data = {fault_name: {'code': code, 'message': explanation}}
if code == http.REQUEST_ENTITY_TOO_LARGE or code == 429:
retry = self.wrapped_exc.headers.get('Retry-After', None)
if retry:
fault_data[fault_name]['retryAfter'] = retry
if not req.api_version_request.is_null():
self.wrapped_exc.headers[API_VERSION_REQUEST_HEADER] = \
'masakari ' + req.api_version_request.get_string()
self.wrapped_exc.headers.add('Vary', API_VERSION_REQUEST_HEADER)
self.wrapped_exc.content_type = 'application/json'
self.wrapped_exc.charset = 'UTF-8'
self.wrapped_exc.text = JSONDictSerializer().serialize(fault_data)
return self.wrapped_exc
def _error(self, inner, req):
LOG.exception("Caught error: %s", str(inner))
safe = getattr(inner, 'safe', False)
headers = getattr(inner, 'headers', None)
status = getattr(inner, 'code', 500)
if status is None:
status = 500
msg_dict = dict(url=req.url, status=status)
LOG.info("%(url)s returned with HTTP %(status)d", msg_dict)
outer = self.status_to_type(status)
if headers:
outer.headers = headers
if safe:
user_locale = req.best_match_language()
inner_msg = translate(inner.message, user_locale)
outer.explanation = '%s: %s' % (inner.__class__.__name__,
inner_msg)
return wsgi.Fault(outer)
def _error(self, inner, req):
LOG.exception("Caught error: %s", six.text_type(inner))
safe = getattr(inner, 'safe', False)
headers = getattr(inner, 'headers', None)
status = getattr(inner, 'code', 500)
if status is None:
status = 500
msg_dict = dict(url=req.url, status=status)
LOG.info("%(url)s returned with HTTP %(status)d", msg_dict)
outer = self.status_to_type(status)
if headers:
outer.headers = headers
if safe:
user_locale = req.best_match_language()
inner_msg = translate(inner.message, user_locale)
outer.explanation = '%s: %s' % (inner.__class__.__name__,
inner_msg)
return wsgi.Fault(outer)