3ac95edc60
This was removed in Iccf6228ab9e6d621d3047994b3adc192d67273c9 but should not have been as it has allowed for code format drift. This also * Pins the version of yapf to 0.24.0 * Fixes some drift * Updates formatting to the version of yapf being used Change-Id: Ie3d9fd6344a29d8ddb76a36d4a31d001a4c8b7c6
114 lines
2.6 KiB
Python
114 lines
2.6 KiB
Python
#!/bin/python
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import json
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import logging
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import os
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import sys
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LOG = logging.getLogger(__name__)
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LOG_FORMAT = '%(asctime)s %(levelname)-8s %(name)s:%(funcName)s [%(lineno)3d] %(message)s' # noqa
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class TagGenExeception(Exception):
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pass
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def read_config(stream, env):
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config = {}
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try:
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config['tags'] = json.load(stream)
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except ValueError:
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LOG.exception('Failed to decode JSON from input stream')
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config['tags'] = {}
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LOG.debug('Configuration after reading stream: %s', config)
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config['context'] = {
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'branch': env.get('BRANCH'),
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'change': env.get('CHANGE'),
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'commit': env.get('COMMIT'),
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'ps': env.get('PATCHSET'),
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}
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LOG.info('Final configuration: %s', config)
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return config
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def build_tags(config):
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tags = config.get('tags', {}).get('static', [])
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LOG.debug('Dynamic tags: %s', tags)
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tags.extend(build_dynamic_tags(config))
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LOG.info('All tags: %s', tags)
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return tags
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def build_dynamic_tags(config):
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dynamic_tags = []
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dynamic_tags.extend(_build_branch_tag(config))
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dynamic_tags.extend(_build_commit_tag(config))
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dynamic_tags.extend(_build_ps_tag(config))
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return dynamic_tags
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def _build_branch_tag(config):
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if _valid_dg(config, 'branch'):
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return [config['context']['branch']]
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else:
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return []
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def _build_commit_tag(config):
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if _valid_dg(config, 'commit'):
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return [config['context']['commit']]
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else:
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return []
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def _build_ps_tag(config):
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if _valid_dg(config, 'patch_set', 'change') and _valid_dg(
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config, 'patch_set', 'ps'):
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return [
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'%s-%s' % (config['context']['change'], config['context']['ps'])
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]
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else:
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return []
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def _valid_dg(config, dynamic_tag, context_name=None):
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if context_name is None:
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context_name = dynamic_tag
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if config.get('tags', {}).get('dynamic', {}).get(dynamic_tag):
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if config.get('context', {}).get(context_name):
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return True
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else:
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raise TagGenExeception(
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'Dynamic tag "%s" requested, but "%s"'
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' not found in context' % (dynamic_tag, context_name))
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else:
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return False
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def main():
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config = read_config(sys.stdin, os.environ)
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tags = build_tags(config)
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for tag in tags:
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print(tag)
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if __name__ == '__main__':
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logging.basicConfig(format=LOG_FORMAT, level=logging.WARNING)
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try:
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main()
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except TagGenExeception:
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LOG.exception('Failed to generate tags')
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sys.exit(1)
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except:
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LOG.exception('Unexpected exception')
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sys.exit(2)
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