#!/usr/bin/env python
# Copyright European Organization for Nuclear Research (CERN)
#
# 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
#
# Authors:
# - Wen Guan, <wen.guan@cern.ch>, 2017

"""
Ligh injector is a daemon to inject OS files for deletion
"""

import argparse
import signal

from rucio.daemons.mock.os_injector import run, stop

if __name__ == "__main__":

    signal.signal(signal.SIGTERM, stop)

    parser = argparse.ArgumentParser()
    parser.add_argument("--run-once", action="store_true", default=False,
                        help='One iteration only')
    parser.add_argument("--all-os-rses", action="store_true", default=False,
                        help='Select Objectstore RSEs from the quarantined queues')
    parser.add_argument("--one-worker-per-rse", action="store_true", default=False,
                        help='Enable to use one worker per RSE')
    parser.add_argument("--scheme", action="store", default=None, type=str,
                        help='Force the reaper to use a particular protocol, e.g., mock.')
    parser.add_argument("--older-than", action="store", default=30, type=int,
                        help='List control: older objects more than this value of days to list')
    parser.add_argument('--sleep-time', action="store", default=1, type=int,
                        help='Days to sleep')
    parser.add_argument('--rses', nargs='+', type=str, help='List of RSEs')

    args = parser.parse_args()
    try:
        run(one_worker_per_rse=args.one_worker_per_rse, once=args.run_once, scheme=args.scheme, rses=args.rses,
            all_os_rses=args.all_os_rses, older_than=args.older_than, sleep_time=args.sleep_time)
    except KeyboardInterrupt:
        stop()
