# octavia.amphorae.drivers.haproxy.exceptions

# Source code for octavia.amphorae.drivers.haproxy.exceptions

    # Copyright 2014 Rackspace
    # All Rights Reserved.
    #
    #    Licensed under the Apache License, Version 2.0 (the "License"); you may
    #    not use this file except in compliance with the License. You may obtain
    #    a copy of the License at
    #
    #         http://www.apache.org/licenses/LICENSE-2.0
    #
    #    Unless required by applicable law or agreed to in writing, software
    #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
    #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    #    License for the specific language governing permissions and limitations
    #    under the License.

    from webob import exc

    from oslo_log import log as logging

    LOG = logging.getLogger(__name__)

    def check_exception(response, ignore=tuple(), log_error=True):
        status_code = response.status_code
        responses = {
            400: InvalidRequest,
            401: Unauthorized,
            403: Forbidden,
            404: NotFound,
            405: InvalidRequest,
            409: Conflict,
            500: InternalServerError,
            503: ServiceUnavailable
        }
        if (status_code not in ignore) and (status_code in responses):
            try:
                if log_error:
                    LOG.error('Amphora agent returned unexpected result code %s '
                              'with response %s', status_code, response.json())
            except Exception:
                # Handle the odd case where there is no response body
                # like when using requests_mock which doesn't support has_body
                pass
            raise responses[status_code]()

        return response

    class APIException(exc.HTTPClientError):
        msg = "Something unknown went wrong"
        code = 500

        def __init__(self, **kwargs):
            self.msg = self.msg % kwargs
            super().__init__(detail=self.msg)

    class InvalidRequest(APIException):
        msg = "Invalid request"
        code = 400

    class Unauthorized(APIException):
        msg = "Unauthorized"
        code = 401

    class Forbidden(APIException):
        msg = "Forbidden"
        code = 403

    class NotFound(APIException):
        msg = "Not Found"
        code = 404

    class Conflict(APIException):
        msg = "Conflict"
        code = 409

    class InternalServerError(APIException):
        msg = "Internal Server Error"
        code = 500

    class ServiceUnavailable(APIException):
        msg = "Service Unavailable"
        code = 503

this page last updated: 2025-04-03 17:35:57

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