62 lines
2.2 KiB
Python
62 lines
2.2 KiB
Python
#!/usr/bin/env python
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Platform package dependency resolver for building Apache Hadoop.
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"""
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import json
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import os
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import sys
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from check_platform import is_supported_platform
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def get_packages(platform):
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"""
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Resolve and get the list of packages to install for the given platform.
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:param platform: The platform for which the packages needs to be resolved.
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:return: A list of resolved packages to install.
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"""
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with open('pkg-resolver/packages.json', mode='rb') as pkg_file:
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pkgs = json.loads(pkg_file.read().decode("UTF-8"))
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packages = []
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for platforms in [x for x in pkgs.values() if x.get(platform) is not None]:
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if isinstance(platforms.get(platform), list):
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packages.extend(platforms.get(platform))
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else:
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packages.append(platforms.get(platform))
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return packages
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if __name__ == '__main__':
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if len(sys.argv) < 2:
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sys.stderr.write('ERROR: Need at least 1 argument, {} were provided{}'.format(
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len(sys.argv) - 1, os.linesep))
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sys.exit(1)
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PLATFORM_ARG = sys.argv[1]
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if not is_supported_platform(PLATFORM_ARG):
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sys.stderr.write(
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'ERROR: The given platform {} is not supported. '
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'Please refer to platforms.json for a list of supported platforms{}'.format(
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PLATFORM_ARG, os.linesep))
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sys.exit(1)
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print ' '.join(get_packages(PLATFORM_ARG))
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