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#
# Copyright (C) 2016 Red Hat, 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 datetime import timedelta
from oslo_config import cfg
from oslo_log import log as logging
from networking_odl._i18n import _LI
from networking_odl.common import constants as odl_const
from networking_odl.db import db
LOG = logging.getLogger(__name__)
class JournalCleanup(object):
"""Journal maintenance operation for deleting completed rows."""
def __init__(self):
self._rows_retention = cfg.CONF.ml2_odl.completed_rows_retention
self._processing_timeout = cfg.CONF.ml2_odl.processing_timeout
def delete_completed_rows(self, session):
if self._rows_retention is not -1:
LOG.debug("Deleting completed rows")
db.delete_rows_by_state_and_time(
session, odl_const.COMPLETED,
timedelta(seconds=self._rows_retention))
def cleanup_processing_rows(self, session):
row_count = db.reset_processing_rows(session, self._processing_timeout)
if row_count:
LOG.info(_LI("Reset %(num)s orphaned rows back to pending"),
{"num": row_count})
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