hadoop/dev-support/docker/pkg-resolver/resolve.py

62 lines
2.2 KiB
Python

#!/usr/bin/env python3
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
"""
Platform package dependency resolver for building Apache Hadoop.
"""
import json
import sys
from check_platform import is_supported_platform
def get_packages(platform):
"""
Resolve and get the list of packages to install for the given platform.
:param platform: The platform for which the packages needs to be resolved.
:return: A list of resolved packages to install.
"""
with open('pkg-resolver/packages.json', encoding='utf-8', mode='r') as pkg_file:
pkgs = json.loads(pkg_file.read())
packages = []
for platforms in filter(lambda x: x.get(platform) is not None, pkgs.values()):
if isinstance(platforms.get(platform), list):
packages.extend(platforms.get(platform))
else:
packages.append(platforms.get(platform))
return packages
if __name__ == '__main__':
if len(sys.argv) < 2:
print('ERROR: Need at least 1 argument, {} were provided'.format(len(sys.argv) - 1),
file=sys.stderr)
sys.exit(1)
platform_arg = sys.argv[1]
if not is_supported_platform(platform_arg):
print(
'ERROR: The given platform {} is not supported. '
'Please refer to platforms.json for a list of supported platforms'.format(
platform_arg), file=sys.stderr)
sys.exit(1)
packages_to_install = get_packages(platform_arg)
print(' '.join(packages_to_install))