#!/usr/bin/env python3
#
# Copyright 2016 Canonical Ltd
#
# 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.

import sys

sys.path.append('hooks')
from subprocess import CalledProcessError
from charmhelpers.core.hookenv import action_get, log, action_fail
from charmhelpers.contrib.storage.linux.ceph import snapshot_pool

if __name__ == '__main__':
    name = action_get("pool-name")
    snapname = action_get("snapshot-name")
    try:
        snapshot_pool(service='admin',
                      pool_name=name,
                      snapshot_name=snapname)
    except CalledProcessError as e:
        log(e)
        action_fail("Snapshot pool failed with message: {}".format(e.message))