# Copyright (c) 2019 European Organization for Nuclear Research (CERN)
#
# Authors: Corne Lukken <info@dantalion.nl>
#
# 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_config import cfg


grafana_translators = cfg.OptGroup(
    name='grafana_translators',
    title='Configuration Options for Grafana transalators',
)

GRAFANA_TRANSLATOR_INFLUX_OPTS = [
    cfg.DictOpt(
        'retention_periods',
        default={
            'one_week': 604800,
            'one_month': 2592000,
            'five_years': 31556952,
        },
        help="Keys are the names of retention periods in InfluxDB and "
        "the values should correspond with the maximum time they "
        "can retain in seconds. Example: {'one_day': 86400}",
    )
]


def register_opts(conf):
    conf.register_group(grafana_translators)
    conf.register_opts(
        GRAFANA_TRANSLATOR_INFLUX_OPTS, group=grafana_translators
    )


def list_opts():
    return [(grafana_translators, GRAFANA_TRANSLATOR_INFLUX_OPTS)]
