98 lines
3.1 KiB
Python
98 lines
3.1 KiB
Python
# Copyright 2019 Catalyst Cloud Ltd.
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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 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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import time
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from oslo_log import log as logging
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from psycopg2.extensions import ISOLATION_LEVEL_AUTOCOMMIT
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import sqlalchemy
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from sqlalchemy import text
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from tempest.lib import exceptions
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LOG = logging.getLogger(__name__)
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def wait_for_removal(delete_func, show_func, *args, **kwargs):
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"""Call the delete function, then wait for it to be 'NotFound'
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:param delete_func: The delete function to call.
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:param show_func: The show function to call looking for 'NotFound'.
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:param ID: The ID of the object to delete/show.
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:raises TimeoutException: The object did not achieve the status or ERROR in
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the check_timeout period.
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:returns: None
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"""
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check_timeout = 15
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try:
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delete_func(*args, **kwargs)
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except exceptions.NotFound:
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return
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start = int(time.time())
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LOG.info('Waiting for object to be NotFound')
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while True:
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try:
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show_func(*args, **kwargs)
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except exceptions.NotFound:
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return
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if int(time.time()) - start >= check_timeout:
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message = ('%s did not raise NotFound in %s seconds.' %
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(show_func.__name__, check_timeout))
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raise exceptions.TimeoutException(message)
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time.sleep(3)
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def init_engine(db_url):
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return sqlalchemy.create_engine(db_url)
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class SQLClient(object):
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def __init__(self, conn_str):
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self.engine = init_engine(conn_str)
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def conn_execute(self, conn, cmds):
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if isinstance(cmds, str):
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result = conn.execute(text(cmds))
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return result
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for cmd in cmds:
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conn.execute(text(cmd))
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def pgsql_execute(self, cmds, **kwargs):
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try:
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with self.engine.connect() as conn:
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conn.connection.set_isolation_level(ISOLATION_LEVEL_AUTOCOMMIT)
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return self.conn_execute(conn, cmds)
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except Exception as e:
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raise exceptions.TempestException(
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'Failed to execute database command %s, error: %s' %
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(cmds, str(e))
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)
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def mysql_execute(self, cmds, **kwargs):
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try:
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with self.engine.begin() as conn:
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return self.conn_execute(conn, cmds)
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except Exception as e:
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raise exceptions.TempestException(
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'Failed to execute database command %s, error: %s' %
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(cmds, str(e))
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)
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def __enter__(self):
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return self
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def __exit__(self, exc_type, exc_val, exc_tb):
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self.engine.dispose()
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