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75 lines
2.6 KiB
75 lines
2.6 KiB
7 years ago
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#!/usr/bin/env python3
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# Copyright 2018 The Meson development team
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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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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from __future__ import print_function
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import argparse
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import os
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import subprocess
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import sys
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import traceback
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def check_pr(is_pr_env):
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if is_pr_env not in os.environ:
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print('This is not pull request: {} is not set'.format(is_pr_env))
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sys.exit()
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elif os.environ[is_pr_env] == 'false':
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print('This is not pull request: {} is false'.format(is_pr_env))
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sys.exit()
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def get_base_branch(base_env):
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if base_env not in os.environ:
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print('Unable to determine base branch: {} is not set'.format(base_env))
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sys.exit()
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return os.environ[base_env]
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def get_git_files(base):
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diff = subprocess.check_output(['git', 'diff', '--name-only', base + '...HEAD'])
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return diff.strip().split(b'\n')
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def is_documentation(filename):
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return filename.startswith(b'docs/')
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def main():
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try:
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parser = argparse.ArgumentParser(description='CI Skipper')
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parser.add_argument('--base-branch-env', required=True,
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help='Branch push is targeted to')
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parser.add_argument('--is-pull-env', required=True,
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help='Variable set if it is a PR')
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args = parser.parse_args()
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check_pr(args.is_pull_env)
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base = get_base_branch(args.base_branch_env)
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if all(is_documentation(f) for f in get_git_files(base)):
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print("Don't run CI for documentation-only changes, add '[skip ci]' to commit title.")
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print('See http://mesonbuild.com/Contributing.html#skipping-integration-tests')
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sys.exit(1)
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except Exception:
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# If this script fails we want build to proceed.
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# Failure likely means some corner case we did not consider or bug.
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# Either case this should not prevent CI from running if it is needed,
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# and we tolerate it if it is run where it is not required.
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traceback.print_exc()
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print('There is a BUG in skip_ci.py, exiting.')
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sys.exit()
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if __name__ == '__main__':
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main()
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