52 lines
1.8 KiB
Python
52 lines
1.8 KiB
Python
# Copyright 2014 Hewlett-Packard
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import falcon
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from monasca.common.repositories import exceptions
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from monasca.openstack.common import log
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LOG = log.getLogger(__name__)
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def resource_try_catch_block(fun):
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def try_it(*args, **kwargs):
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try:
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return fun(*args, **kwargs)
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except falcon.HTTPNotFound:
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raise
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except exceptions.DoesNotExistException:
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raise falcon.HTTPNotFound
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except falcon.HTTPBadRequest:
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raise
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except exceptions.AlreadyExistsException as ex:
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raise falcon.HTTPConflict(ex.__class__.__name__, ex.message)
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except exceptions.InvalidUpdateException as ex:
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raise falcon.HTTPBadRequest(ex.__class__.__name__, ex.message)
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except exceptions.RepositoryException as ex:
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LOG.exception(ex)
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msg = " ".join(map(str, ex.message.args))
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raise falcon.HTTPInternalServerError('The repository was unable '
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'to process your request',
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msg)
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except Exception as ex:
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LOG.exception(ex)
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raise falcon.HTTPInternalServerError('Service unavailable', ex)
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return try_it
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