425766a7f8
* Code migrated to yaql 1.0.0 * New MuranoPL object initialization * Lots of refactoring See referenced specs for more information Implements: blueprint migrate-to-yaql-vnext Implements: blueprint object-construction Depends-on: I7f314634ab5f08a521e51082d5c84dffca4b0b5c Closes-Bug: #1454264 Change-Id: I740a4f83c76d8b56a1da585a739d770ef823a524
57 lines
1.8 KiB
Python
57 lines
1.8 KiB
Python
# Copyright (c) 2013 Mirantis Inc.
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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
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# 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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from oslo_log import log as logging
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from murano.common.i18n import _LE
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from murano.engine import client_manager
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LOG = logging.getLogger(__name__)
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class Environment(object):
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def __init__(self):
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self.token = None
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self.tenant_id = None
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self.trust_id = None
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self.system_attributes = {}
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self.clients = client_manager.ClientManager(self)
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self._set_up_list = []
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self._tear_down_list = []
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def on_session_start(self, delegate):
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self._set_up_list.append(delegate)
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def on_session_finish(self, delegate):
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self._tear_down_list.append(delegate)
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def start(self):
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for delegate in self._set_up_list:
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try:
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delegate()
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except Exception:
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LOG.exception(_LE('Unhandled exception on invocation of '
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'pre-execution hook'))
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self._set_up_list = []
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def finish(self):
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for delegate in self._tear_down_list:
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try:
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delegate()
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except Exception:
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LOG.exception(_LE('Unhandled exception on invocation of '
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'post-execution hook'))
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self._tear_down_list = []
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