92 lines
2.5 KiB
Python
Executable file
92 lines
2.5 KiB
Python
Executable file
#!/usr/bin/python2
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#
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# Copyright 2013 Google Inc. All Rights Reserved.
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"""Script to find list of common images (first beta releases) in Chromeos.
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Display information about stable ChromeOS/Chrome versions to be used
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by the team developers. The purpose is to increase team productivity
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by using stable (known and tested) ChromeOS/Chrome versions instead of
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using randomly selected versions. Currently we define as a "stable"
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version the first Beta release in a particular release cycle.
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"""
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from __future__ import print_function
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__author__ = 'llozano@google.com (Luis Lozano)'
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import argparse
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import pickle
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import re
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import sys
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import urllib
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VERSIONS_HISTORY_URL = 'http://cros-omahaproxy.appspot.com/history'
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def DisplayBetas(betas):
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print('List of betas from %s' % VERSIONS_HISTORY_URL)
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for beta in betas:
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print(' Release', beta['chrome_major_version'], beta)
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return
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def FindAllBetas(all_versions):
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"""Get ChromeOS first betas from History URL."""
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all_betas = []
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prev_beta = {}
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for line in all_versions:
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match_obj = re.match(
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r'(?P<date>.*),(?P<chromeos_version>.*),'
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r'(?P<chrome_major_version>\d*).(?P<chrome_minor_version>.*),'
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r'(?P<chrome_appid>.*),beta-channel,,Samsung Chromebook Series 5 550',
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line)
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if match_obj:
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if prev_beta:
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if (prev_beta['chrome_major_version'] !=
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match_obj.group('chrome_major_version')):
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all_betas.append(prev_beta)
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prev_beta = match_obj.groupdict()
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if prev_beta:
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all_betas.append(prev_beta)
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return all_betas
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def SerializeBetas(all_betas, serialize_file):
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with open(serialize_file, 'wb') as f:
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pickle.dump(all_betas, f)
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print('Serialized list of betas into', serialize_file)
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return
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def Main(argv):
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"""Get ChromeOS first betas list from history URL."""
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parser = argparse.ArgumentParser()
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parser.add_argument('--serialize',
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dest='serialize',
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default=None,
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help='Save list of common images into the specified '
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'file.')
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options = parser.parse_args(argv)
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try:
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opener = urllib.URLopener()
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all_versions = opener.open(VERSIONS_HISTORY_URL)
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except IOError as ioe:
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print('Cannot open', VERSIONS_HISTORY_URL)
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print(ioe)
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return 1
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all_betas = FindAllBetas(all_versions)
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DisplayBetas(all_betas)
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if options.serialize:
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SerializeBetas(all_betas, options.serialize)
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all_versions.close()
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return 0
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if __name__ == '__main__':
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retval = Main(sys.argv[1:])
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sys.exit(retval)
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