63 lines
2.4 KiB
Python
63 lines
2.4 KiB
Python
# Copyright 2015 FUJITSU LIMITED
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
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# in compliance with 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 distributed under the License
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# is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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# or implied. See the License for the specific language governing permissions and limitations under
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# the License.
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import logging
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import MySQLdb
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from monasca_notification.common.repositories.base.base_repo import BaseRepo
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from monasca_notification.common.repositories import exceptions as exc
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log = logging.getLogger(__name__)
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class MysqlRepo(BaseRepo):
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def __init__(self, config):
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super(MysqlRepo, self).__init__(config)
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if 'ssl' in config['mysql']:
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self._mysql_ssl = config['mysql']['ssl']
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else:
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self._mysql_ssl = None
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self._mysql_host = config['mysql']['host']
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self._mysql_user = config['mysql']['user']
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self._mysql_passwd = config['mysql']['passwd']
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self._mysql_dbname = config['mysql']['db']
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self._mysql = None
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def _connect_to_mysql(self):
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self._mysql = None
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try:
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self._mysql = MySQLdb.connect(host=self._mysql_host,
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user=self._mysql_user,
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passwd=unicode(self._mysql_passwd).encode('utf-8'),
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db=self._mysql_dbname,
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ssl=self._mysql_ssl,
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use_unicode=True,
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charset="utf8")
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self._mysql.autocommit(True)
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except MySQLdb.Error as e:
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log.exception('MySQL connect failed %s', e)
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raise
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def fetch_notification(self, alarm):
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try:
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if self._mysql is None:
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self._connect_to_mysql()
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cur = self._mysql.cursor()
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cur.execute(self._find_alarm_action_sql, (alarm['alarmDefinitionId'], alarm['newState']))
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for row in cur:
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yield (row[1].lower(), row[0], row[2])
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except MySQLdb.Error as e:
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log.exception("Couldn't fetch alarms actions %s", e)
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raise exc.DatabaseException(e)
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