62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
# Copyright (c) 2014 EMC Corporation.
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# All Rights Reserved.
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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 types
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from oslo_config import cfg
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from oslo_utils import timeutils
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from manila.openstack.common import log
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CONF = cfg.CONF
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LOG = log.getLogger(__name__)
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def decorate_all_methods(decorator, debug_only=False):
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if debug_only and not CONF.debug:
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return lambda cls: cls
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def _decorate_all_methods(cls):
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for attr_name, attr_val in cls.__dict__.items():
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if (isinstance(attr_val, types.FunctionType) and
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not attr_name.startswith("_")):
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setattr(cls, attr_name, decorator(attr_val))
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return cls
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return _decorate_all_methods
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def log_enter_exit(func):
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if not CONF.debug:
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return func
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def inner(self, *args, **kwargs):
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LOG.debug("Entering %(cls)s.%(method)s",
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{'cls': self.__class__.__name__,
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'method': func.__name__})
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start = timeutils.utcnow()
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ret = func(self, *args, **kwargs)
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end = timeutils.utcnow()
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LOG.debug("Exiting %(cls)s.%(method)s. "
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"Spent %(duration)s sec. "
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"Return %(return)s",
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{'cls': self.__class__.__name__,
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'duration': timeutils.delta_seconds(start, end),
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'method': func.__name__,
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'return': ret})
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return ret
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return inner
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