
The methodology used to generate this CL is documented in https://crbug.com/1098010#c95. No-Try: true No-Presubmit: true Bug: 1098010 Change-Id: I3a8a7b150e7bd64690534727150646081df50439 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3900697 Reviewed-by: Mark Mentovai <mark@chromium.org> Auto-Submit: Avi Drissman <avi@chromium.org> Owners-Override: Avi Drissman <avi@chromium.org> Commit-Queue: Avi Drissman <avi@chromium.org> Cr-Commit-Position: refs/heads/main@{#1047644}
93 lines
2.5 KiB
Python
Executable File
93 lines
2.5 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2013 The Chromium Authors
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Chrome Version Tool
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Scrapes Chrome channel information and prints out the requested nugget of
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information.
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"""
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from __future__ import print_function
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import json
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import optparse
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import os
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import string
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import sys
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import urllib
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URL = 'https://omahaproxy.appspot.com/json'
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def main():
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try:
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data = json.load(urllib.urlopen(URL))
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except Exception as e:
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print('Error: could not load %s\n\n%s' % (URL, str(e)))
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return 1
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# Iterate to find out valid values for OS, channel, and field options.
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oses = set()
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channels = set()
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fields = set()
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for os_versions in data:
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oses.add(os_versions['os'])
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for version in os_versions['versions']:
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for field in version:
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if field == 'channel':
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channels.add(version['channel'])
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else:
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fields.add(field)
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oses = sorted(oses)
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channels = sorted(channels)
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fields = sorted(fields)
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# Command line parsing fun begins!
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usage = ('%prog [options]\n'
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'Print out information about a particular Chrome channel.')
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parser = optparse.OptionParser(usage=usage)
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parser.add_option('-o', '--os',
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choices=oses,
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default='win',
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help='The operating system of interest: %s '
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'[default: %%default]' % ', '.join(oses))
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parser.add_option('-c', '--channel',
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choices=channels,
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default='stable',
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help='The channel of interest: %s '
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'[default: %%default]' % ', '.join(channels))
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parser.add_option('-f', '--field',
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choices=fields,
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default='version',
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help='The field of interest: %s '
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'[default: %%default] ' % ', '.join(fields))
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(opts, args) = parser.parse_args()
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# Print out requested data if available.
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for os_versions in data:
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if os_versions['os'] != opts.os:
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continue
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for version in os_versions['versions']:
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if version['channel'] != opts.channel:
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continue
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if opts.field not in version:
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continue
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print(version[opts.field])
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return 0
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print('Error: unable to find %s for Chrome %s %s.' % (opts.field, opts.os,
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opts.channel))
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return 1
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if __name__ == '__main__':
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sys.exit(main())
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