#!/usr/bin/env python
# Copyright 2014-2018 CERN for the benefit of the ATLAS collaboration.
#
# 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.
#
# Authors:
# - Martin Barisits, <martin.barisits@cern.ch>, 2019
#
# PY3K COMPATIBLE

'''
Minos Daemon Temporary Unavailable:
This special type of minos daemon lists the expired TEMPORARY_UNAVAILABLE replicas and
puts them back into AVAILABLE state.
'''

import argparse
import signal

from rucio.daemons.badreplicas.minos_temporary_expiration import run, stop


def get_parser():
    """
    Returns the argparse parser.
    """
    parser = argparse.ArgumentParser(description="This special type of minos daemon lists the expired TEMPORARY_UNAVAILABLE replicas and puts them back into AVAILABLE state.")
    parser.add_argument("--run-once", action="store_true", default=False, help='Runs one loop iteration')
    parser.add_argument("--threads", action="store", default=1, type=int, help='Concurrency control: number of threads')
    parser.add_argument("--bulk", action="store", default=1000, type=int, help='Bulk control: number of requests per cycle')
    parser.add_argument('--sleep-time', action="store", default=60, type=int, help='Seconds to sleep if few requests')
    return parser


if __name__ == "__main__":

    # Bind our callback to the SIGTERM signal and run the daemon:
    signal.signal(signal.SIGTERM, stop)

    parser = get_parser()
    args = parser.parse_args()
    try:
        run(threads=args.threads, bulk=args.bulk, once=args.run_once, sleep_time=args.sleep_time)
    except KeyboardInterrupt:
        stop()
