neutron/tools/download_gerrit_change.py
Rodolfo Alonso Hernandez 0b20fa66b7 Migrate "download_gerrit_change" to use "cliff"
Partial-Bug: #1985049
Change-Id: I3bf3f80967ccffc02f3b937725c7363461dab29f
2022-08-10 09:59:32 +02:00

80 lines
2.5 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright 2020 Red Hat, Inc.
# All Rights Reserved.
#
# 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 base64
import sys
from cliff import app
from cliff import command
from cliff import commandmanager
import requests
GERRIT_URL = 'https://review.opendev.org/'
TIMEOUT = 10
def fetch(change, output_patch=None, url=GERRIT_URL, timeout=TIMEOUT):
params = {'download': None}
r = requests.get(
url='{}/changes/{}/revisions/current/patch'.format(url, change),
params=params,
timeout=timeout)
r.raise_for_status()
message_bytes = base64.b64decode(r.text)
if output_patch and output_patch != '-':
with open(output_patch, 'wb') as output_fd:
output_fd.write(message_bytes)
return str(message_bytes, 'utf-8')
class Config(command.Command):
def get_parser(self, prog_name):
parser = super().get_parser(prog_name)
parser.add_argument('gerrit_change', help='Gerrit change')
parser.add_argument(
'-o', '--output_patch', default='-',
help='Output patch file [default: stdout]')
parser.add_argument(
'-g', '--gerrit_url', default=GERRIT_URL,
help='The url to Gerrit server')
parser.add_argument(
'-t', '--timeout', default=TIMEOUT,
help='Verify server certificate (default)',
)
return parser
def take_action(self, parsed_args):
pass
def cli():
my_app = app.App(
description='Download a gerrit change',
version='1.0.0',
command_manager=commandmanager.CommandManager('mycli.cli'))
cmd = Config(my_app, None)
parser = cmd.get_parser('migrate_names')
parsed_args = parser.parse_args(sys.argv[1:])
message = fetch(parsed_args.gerrit_change, parsed_args.output_patch,
parsed_args.gerrit_url, parsed_args.timeout)
if not parsed_args.output_patch or parsed_args.output_patch == '-':
print(message)
if __name__ == '__main__':
cli()