Python webapp2.HTTPException方法代码示例

# 需要导入模块: import webapp2 [as 别名]
# 或者: from webapp2 import HTTPException [as 别名]
def dispatcher(router, request, response):
    try:
        if uwsgi is not None:
            uwsgi.set_logvar('request_id', request.id)
    except: # pylint: disable=bare-except
        request.logger.error("Error setting request_id log var", exc_info=True)

    collect_endpoint(request)

    try:
        rv = router.default_dispatcher(request, response)
        if rv is not None:
            response.write(json.dumps(rv, default=encoder.custom_json_serializer))
            response.headers['Content-Type'] = 'application/json; charset=utf-8'
    except webapp2.HTTPException as e:
        util.send_json_http_exception(response, str(e), e.code, request.id)
    except Exception as e: # pylint: disable=broad-except
        request.logger.error("Error dispatching request", exc_info=True)
        if config.get_item('core', 'debug'):
            message = traceback.format_exc()
        else:
            message = 'Internal Server Error'
        util.send_json_http_exception(response, message, 500, request.id) 

# 需要导入模块: import webapp2 [as 别名]
# 或者: from webapp2 import HTTPException [as 别名]
def handle_exception(self, exception, debug):
        logging.exception(exception)

        status_code = 500
        if isinstance(exception, webapp2.HTTPException):
            status_code = exception.code

        self.failed_response(status_code, {
            'errors': [self.__format_error(exception)]
        }) 

# 需要导入模块: import webapp2 [as 别名]
# 或者: from webapp2 import HTTPException [as 别名]
def _instrumented_dispatcher(dispatcher, request, response, time_fn=time.time):
  start_time = time_fn()
  response_status = 0
  flush_thread = None
  time_now = time_fn()
  if need_to_flush_metrics(time_now):
    flush_thread = threading.Thread(target=_flush_metrics, args=(time_now,))
    flush_thread.start()
  try:
    ret = dispatcher(request, response)
  except webapp2.HTTPException as ex:
    response_status = ex.code
    raise
  except Exception:
    response_status = 500
    raise
  else:
    if isinstance(ret, webapp2.Response):
      response = ret
    response_status = response.status_int
  finally:
    if flush_thread:
      flush_thread.join()
    elapsed_ms = int((time_fn() - start_time) * 1000)

    # Use the route template regex, not the request path, to prevent an
    # explosion in possible field values.
    name = request.route.template if request.route is not None else ''

    http_metrics.update_http_server_metrics(
        name, response_status, elapsed_ms,
        request_size=request.content_length,
        response_size=response.content_length,
        user_agent=request.user_agent)

  return ret 

# 需要导入模块: import webapp2 [as 别名]
# 或者: from webapp2 import HTTPException [as 别名]
def handle_exception(self, exception, debug):
        # Log the error.
        logging.critical('BaseHandler exception', exc_info=exception)

        # Set a custom message.
        if hasattr(exception, 'detail') and getattr(exception, 'detail'):
            self.response.write(getattr(exception, 'detail'))

        # If the exception is a HTTPException, use its error code.
        # Otherwise use a generic 500 error code.
        if isinstance(exception, webapp2.HTTPException):
            self.response.set_status(exception.code)
        else:
            self.response.set_status(500) 

# 需要导入模块: import webapp2 [as 别名]
# 或者: from webapp2 import HTTPException [as 别名]
def handle_exception(self, exception, unused_debug_mode):
    """Handle any uncaught exceptions.

    Args:
      exception: The exception that was thrown.
      unused_debug_mode: True if the application is running in debug mode.
    """
    # Default to a 500.
    http_status = httplib.INTERNAL_SERVER_ERROR

    # Calls to abort() raise a child class of HTTPException, so extract the
    # HTTP status and explanation if possible.
    if isinstance(exception, webapp2.HTTPException):
      http_status = getattr(exception, 'code', httplib.INTERNAL_SERVER_ERROR)

      # Write out the exception's explanation to the response body
      escaped_explanation = _HtmlEscape(str(exception))
      self.response.write(escaped_explanation)

    # If the RequestHandler has a corresponding request counter, increment it.
    if self.RequestCounter is not None:
      self.RequestCounter.Increment(http_status)

    # If the exception occurs within a unit test, make sure the stacktrace is
    # easily discerned from the console.
    if not env_utils.RunningInProd():
      exc_type, exc_value, exc_traceback = sys.exc_info()
      traceback.print_exception(exc_type, exc_value, exc_traceback)

    # Set the response code and log the exception regardless.
    self.response.set_status(http_status)
    logging.exception(exception) 

# 需要导入模块: import webapp2 [as 别名]
# 或者: from webapp2 import HTTPException [as 别名]
def handle_exception(self, exception, debug, return_json=False): # pylint: disable=arguments-differ
        """
        Send JSON response for exception

        For HTTP and other known exceptions, use its error code
        For all others use a generic 500 error code and log the stack trace
        """

        request_id = self.request.id
        custom_errors = None
        message = str(exception)
        if isinstance(exception, webapp2.HTTPException):
            code = exception.code
        elif isinstance(exception, errors.InputValidationException):
            code = 400
        elif isinstance(exception, errors.APIAuthProviderException):
            code = 401
        elif isinstance(exception, errors.APIRefreshTokenException):
            code = 401
            custom_errors = exception.errors
        elif isinstance(exception, errors.APIUnknownUserException):
            code = 402
        elif isinstance(exception, errors.APIConsistencyException):
            code = 400
        elif isinstance(exception, errors.APIPermissionException):
            custom_errors = exception.errors
            code = 403
        elif isinstance(exception, errors.APINotFoundException):
            code = 404
        elif isinstance(exception, errors.APIConflictException):
            code = 409
        elif isinstance(exception, errors.APIValidationException):
            code = 422
            custom_errors = exception.errors
        elif isinstance(exception, errors.FileStoreException):
            code = 400
        elif isinstance(exception, errors.FileFormException):
            code = 400
        elif isinstance(exception, errors.FileFormException):
            code = 400
        elif isinstance(exception, ElasticsearchException):
            code = 503
            message = "Search is currently down. Try again later."
            self.request.logger.error(traceback.format_exc())
        elif isinstance(exception, KeyError):
            code = 500
            message = "Key {} was not found".format(str(exception))
        else:
            code = 500

        if code == 500:
            tb = traceback.format_exc()
            self.request.logger.error(tb)

        if return_json:
            return util.create_json_http_exception_response(message, code, request_id, custom=custom_errors)

        util.send_json_http_exception(self.response, message, code, request_id, custom=custom_errors)