#
#    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 oslo_log import log as logging


LOG = logging.getLogger(__name__)


def log_fail_msg(manager, entrypoint, exception):
    # importlib.metadata in Python 3.8 is quite old and the EntryPoint class
    # does not have module. This logic is required to workaround AttributeError
    # caused by that old implementation.
    if hasattr(entrypoint, 'module'):
        LOG.warning('Encountered exception while loading %(module_name)s: '
                    '"%(message)s". Not using %(name)s.',
                    {'module_name': entrypoint.module,
                     'message': getattr(exception, 'message', str(exception)),
                     'name': entrypoint.name})
    else:
        LOG.warning('Encountered exception: "%(message)s". '
                    'Not using %(name)s.',
                    {'message': getattr(exception, 'message', str(exception)),
                     'name': entrypoint.name})
