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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 shutil
import subprocess
import sys
import timeit
from command_downloader import CommandDownloader
log = logging.getLogger(name=__name__)
class GitDownloader(CommandDownloader):
def __init__(self, *list_args):
super().__init__('git repositories', 'git', *list_args)
@property
def check_table(self):
"""
Table with information which items from lists are downloaded
"""
self.missing()
header = ['Name', 'Branch', 'Downloaded']
return self._check_table(header, {'Name': 'l'},
((*item.split(), self._downloaded(item)) for item
in self._data_list))
@staticmethod
def _download_item(item):
repo, branch = item[0].split()
dst = '{}/{}'.format(item[1], repo)
command = 'git clone -b {} --single-branch https://{} --bare {}'.format(branch,
repo,
dst)
if os.path.exists(dst):
log.warning('File or directory exists {} removing and cloning'
' to be sure it is latest.'.format(dst))
if os.path.isfile(dst):
os.remove(dst)
elif os.path.isdir(dst):
shutil.rmtree(dst)
log.info('Running: {}'.format(command))
log.info(
subprocess.check_output(command.split(), stderr=subprocess.STDOUT).decode())
log.info('Downloaded: {}'.format(repo))
def _is_missing(self, item):
"""
Check if item is missing (not cloned)
:param item: item to check
:return: True if not present 'maybe' if directory exists
"""
dst = '{}/{}'.format(self._data_list[item], item.split()[0])
if os.path.exists(dst):
# it is bare repo who knows
return 'maybe'
return True
def _downloaded(self, item):
"""
Check if item is present (cloned)
:param item: item to check
:return: True if not cloned 'maybe' if directory exists
"""
missing = self._is_missing(item)
if missing != 'maybe':
return False
# It is bare repo so who knows if it is latest version
return 'maybe'
def missing(self):
"""
Check for missing data (not downloaded)
:return: dictionary of missing items
"""
self._missing = {item: dst for item, dst in self._data_list.items()}
return self._missing
def run_cli():
"""
Run as cli tool
"""
parser = argparse.ArgumentParser(description='Download git repositories from list')
parser.add_argument('git_list', metavar='git-list',
help='File with list of npm packages to download.')
parser.add_argument('--output-dir', '-o', default=os.getcwd(),
help='Download destination')
parser.add_argument('--check', '-c', action='store_true', default=False,
help='Check mode')
args = parser.parse_args()
logging.basicConfig(stream=sys.stdout, level=logging.INFO, format='%(message)s')
downloader = GitDownloader([args.git_list, args.output_dir])
if args.check:
log.info('Check mode. No download will be executed.')
log.info(downloader.check_table)
sys.exit(0)
timer_start = timeit.default_timer()
try:
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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