63e6f14066
to schedule backups of Cinder volumes using centralized instance(s) of freezer-scheduler. Change-Id: I06180e59ec5ae89d028577fe3eeb8682ae603ef2
53 lines
1.3 KiB
Python
53 lines
1.3 KiB
Python
"""
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(c) Copyright 2015-2016 Hewlett-Packard Enterprise Company L.P.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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"""
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import functools
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from oslo_policy import policy
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from freezer_api.common import exceptions
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from freezer_api.common import policies
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ENFORCER = None
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def setup_policy(conf):
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global ENFORCER
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if not ENFORCER:
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ENFORCER = policy.Enforcer(conf)
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ENFORCER.register_defaults(policies.list_rules())
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ENFORCER.load_rules()
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def can(rule, ctx):
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ENFORCER.enforce(rule, {}, ctx.to_dict(), do_raise=True,
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exc=exceptions.AccessForbidden)
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def enforce(rule):
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def decorator(func):
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@functools.wraps(func)
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def handler(*args, **kwargs):
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ctx = args[1].env['freezer.context']
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can(rule, ctx)
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return func(*args, **kwargs)
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return handler
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return decorator
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