#!/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 click 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') @click.command() @click.argument('gerrit_change', nargs=1, type=click.INT) @click.option('-o', '--output_patch', help='Output patch file [default: stdout]') @click.option('-g', '--gerrit_url', default=GERRIT_URL, show_default=True, help='The url to Gerrit server') @click.option('-t', '--timeout', default=TIMEOUT, show_default=True, type=click.INT, help='Timeout, in seconds') def cli(gerrit_change, output_patch, gerrit_url, timeout): message = fetch(gerrit_change, output_patch, gerrit_url, timeout) if not output_patch or output_patch == '-': print(message) if __name__ == '__main__': cli()