deb-murano/murano/engine/environment.py
Nikolay Starodubtsev 975bcc4a98 Log refactoring close to new logging spec
* correct log levels
* correct log messages

partial-bug: 1419872
partial-implements-bp: unified-style-logging

Change-Id: I80c2b4c809dc52125f9f4a3beec0cd3b6c4c1213
2015-09-09 20:54:26 +03:00

57 lines
1.8 KiB
Python

# Copyright (c) 2013 Mirantis Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from oslo_log import log as logging
from murano.common.i18n import _LE
from murano.engine import client_manager
LOG = logging.getLogger(__name__)
class Environment(object):
def __init__(self):
self.token = None
self.tenant_id = None
self.trust_id = None
self.system_attributes = {}
self.clients = client_manager.ClientManager(self)
self._set_up_list = []
self._tear_down_list = []
def on_session_start(self, delegate):
self._set_up_list.append(delegate)
def on_session_finish(self, delegate):
self._tear_down_list.append(delegate)
def start(self):
for delegate in self._set_up_list:
try:
delegate()
except Exception:
LOG.exception(_LE('Unhandled exception on invocation of '
'pre-execution hook'))
self._set_up_list = []
def finish(self):
for delegate in self._tear_down_list:
try:
delegate()
except Exception:
LOG.exception(_LE('Unhandled exception on invocation of '
'post-execution hook'))
self._tear_down_list = []