73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
# Copyright 2017 Catalyst IT Limited
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import functools
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import json
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from oslo_log import log as logging
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import pecan
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import six
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import webob
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from wsme import exc as wsme_exc
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from qinling import exceptions as exc
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LOG = logging.getLogger(__name__)
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def wrap_wsme_controller_exception(func):
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"""Decorator for controllers method.
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This decorator wraps controllers method to manage wsme exceptions:
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In case of expected error it aborts the request with specific status code.
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"""
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@functools.wraps(func)
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def wrapped(*args, **kwargs):
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try:
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return func(*args, **kwargs)
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except exc.QinlingException as e:
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pecan.response.translatable_error = e
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LOG.error('Error during API call: %s' % str(e))
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raise wsme_exc.ClientSideError(
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msg=six.text_type(e),
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status_code=e.http_code
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)
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return wrapped
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def wrap_pecan_controller_exception(func):
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"""Decorator for controllers method.
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This decorator wraps controllers method to manage pecan exceptions:
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In case of expected error it aborts the request with specific status code.
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"""
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@functools.wraps(func)
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def wrapped(*args, **kwargs):
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try:
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return func(*args, **kwargs)
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except exc.QinlingException as e:
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LOG.error('Error during API call: %s' % str(e))
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return webob.Response(
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status=e.http_code,
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content_type='application/json',
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body=json.dumps(dict(faultstring=six.text_type(e))),
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charset='UTF-8'
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)
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return wrapped
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