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# Licensed to the StackStorm, Inc ('StackStorm') under one or more |
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# contributor license agreements. See the NOTICE file distributed with |
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# this work for additional information regarding copyright ownership. |
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# The ASF licenses this file to You under the Apache License, Version 2.0 |
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# (the "License"); you may not use this file except in compliance with |
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# the License. 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 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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A utility script that purges trigger instances older than certain |
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timestamp. |
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*** RISK RISK RISK. You will lose data. Run at your own risk. *** |
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""" |
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from datetime import datetime |
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import pytz |
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import sys |
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from mongoengine.errors import InvalidQueryError |
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from oslo_config import cfg |
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from st2common import config |
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from st2common import log as logging |
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from st2common.script_setup import setup as common_setup |
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from st2common.script_setup import teardown as common_teardown |
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from st2common.persistence.trigger import TriggerInstance |
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from st2common.util import isotime |
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LOG = logging.getLogger(__name__) |
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DELETED_COUNT = 0 |
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def _do_register_cli_opts(opts, ignore_errors=False): |
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for opt in opts: |
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try: |
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cfg.CONF.register_cli_opt(opt) |
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except: |
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if not ignore_errors: |
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raise |
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def _register_cli_opts(): |
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cli_opts = [ |
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cfg.StrOpt('timestamp', default=None, |
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help='Will delete trigger instances older than ' + |
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'this UTC timestamp. ' + |
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'Example value: 2015-03-13T19:01:27.255542Z') |
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] |
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_do_register_cli_opts(cli_opts) |
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def purge_trigger_instances(timestamp=None): |
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if not timestamp: |
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LOG.error('Specify a valid timestamp to purge.') |
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return 2 |
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LOG.info('Purging trigger instances older than timestamp: %s' % |
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timestamp.strftime('%Y-%m-%dT%H:%M:%S.%fZ')) |
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# XXX: Think about paginating this call. |
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query_filters = {'occurrence_time__lt': isotime.parse(timestamp)} |
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try: |
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TriggerInstance.delete_by_query(**query_filters) |
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except InvalidQueryError: |
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LOG.exception('Bad query (%s) used to delete trigger instances. ' + |
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'Please contact support.', query_filters) |
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return 3 |
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except: |
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LOG.exception('Deleting instances using query_filters %s failed.', query_filters) |
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return 4 |
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# Print stats |
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LOG.info('#### Trigger instances deleted.') |
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def main(): |
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_register_cli_opts() |
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common_setup(config=config, setup_db=True, register_mq_exchanges=False) |
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# Get config values |
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timestamp = cfg.CONF.timestamp |
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if not timestamp: |
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LOG.error('Please supply a timestamp for purging models. Aborting.') |
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return 1 |
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else: |
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timestamp = datetime.strptime(timestamp, '%Y-%m-%dT%H:%M:%S.%fZ') |
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timestamp = timestamp.replace(tzinfo=pytz.UTC) |
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# Purge models. |
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try: |
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return purge_trigger_instances(timestamp=timestamp) |
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finally: |
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common_teardown() |
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StackStorm /
st2
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