62 lines
2.0 KiB
Python
62 lines
2.0 KiB
Python
# Copyright 2012 OpenStack Foundation
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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 abc
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import datetime
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from oslo_utils import timeutils
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import keystone.conf
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from keystone import exception
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CONF = keystone.conf.CONF
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def revoked_before_cutoff_time():
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expire_delta = datetime.timedelta(
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seconds=CONF.token.expiration + CONF.revoke.expiration_buffer)
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oldest = timeutils.utcnow() - expire_delta
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return oldest
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class RevokeDriverBase(object, metaclass=abc.ABCMeta):
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"""Interface for recording and reporting revocation events."""
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@abc.abstractmethod
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def list_events(self, last_fetch=None, token=None):
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"""Return the revocation events, as a list of objects.
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:param last_fetch: Time of last fetch. Return all events newer.
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:param token: dictionary of values from a token, normalized for
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differences between v2 and v3. The checked values are a
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subset of the attributes of model.TokenEvent
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:returns: A list of keystone.revoke.model.RevokeEvent
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newer than `last_fetch.`
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If no last_fetch is specified, returns all events
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for tokens issued after the expiration cutoff.
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"""
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raise exception.NotImplemented() # pragma: no cover
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@abc.abstractmethod
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def revoke(self, event):
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"""Register a revocation event.
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:param event: An instance of
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keystone.revoke.model.RevocationEvent
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"""
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raise exception.NotImplemented() # pragma: no cover
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