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#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# COPYRIGHT NOTICE STARTS HERE
# Copyright 2019 © Samsung Electronics Co., 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.
# COPYRIGHT NOTICE ENDS HERE
import argparse
import datetime
import logging
import os
import subprocess
import sys
import timeit
from collections import defaultdict
from command_downloader import CommandDownloader
log = logging.getLogger(name=__name__)
class RpmDownloader(CommandDownloader):
def __init__(self, *list_args):
super().__init__('rpm packages', 'yumdownloader', *list_args)
# beneficial to have it in same format
@property
def check_table(self):
"""
Return check table for rpm packages
:return: '' not implemented
"""
log.warning('Check mode for rpms is not implemented.')
return ''
@staticmethod
def _download_rpm_set(dst, rpms):
command = 'yumdownloader --destdir={} {}'.format(dst, ' '.join(rpms))
log.info('Running command: {}'.format(command))
log.info(
subprocess.check_output(command.split(), stderr=subprocess.STDOUT).decode())
log.info('Downloaded: {}'.format(', '.join(sorted(rpms))))
def missing(self):
"""
Check for missing rpms (not downloaded)
:return: dictionary of missing items grouped by dst dir
"""
# we need slightly different format for yumdownloader
self._missing = defaultdict(set)
for item, dst in self._data_list.items():
self._missing[dst].add(item)
return self._missing
def _is_missing(self, item): # pylint: disable=W0613
"""
Check if item is missing
:param item: item to check
:return: it is always missing because not sure about downloaded filename
"""
# don't know file names so always missing
return True
def _initial_log(self):
"""
Simpler then in parent
"""
class_name = type(self).__name__
log.info('{}: Initializing download {} {} are not present.'.format(class_name, len(self._data_list),
self._list_type))
def download(self):
"""
Download rpm packages from lists
"""
self._initial_log()
error_occurred = False
for dst, rpm_set in self._missing.items():
try:
self._download_rpm_set(dst, rpm_set)
except subprocess.CalledProcessError as err:
log.exception(err.output)
error_occurred = True
if error_occurred:
log.error('Download failed')
raise RuntimeError('Download unsuccessful')
def run_cli():
"""
Run as cli tool
"""
parser = argparse.ArgumentParser(description='Download rpm packages from list')
parser.add_argument('rpm_list', metavar='rpm-list',
help='File with list of npm packages to download.')
parser.add_argument('--output-dir', '-o', default=os.getcwd(),
help='Download destination')
args = parser.parse_args()
logging.basicConfig(stream=sys.stdout, level=logging.INFO, format='%(message)s')
timer_start = timeit.default_timer()
try:
downloader = RpmDownloader([args.rpm_list, args.output_dir])
downloader.download()
except RuntimeError:
sys.exit(1)
finally:
log.info('Downloading finished in {}'.format(
datetime.timedelta(seconds=timeit.default_timer() - timer_start)))
if __name__ == '__main__':
run_cli()
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