1#!/usr/bin/env python 2# Copyright (c) 2013 The Chromium Authors. All rights reserved. 3# Use of this source code is governed by a BSD-style license that can be 4# found in the LICENSE file. 5 6"""Prepare Performance Test Bisect Tool 7 8This script is used by a try bot to create a working directory and sync an 9initial copy of the depot for use in bisecting performance regressions. 10 11An example usage: 12 13./tools/prepare-bisect-perf-regressions.py --working_directory "~/builds" 14 --output_buildbot_annotations 15 16Would result in creating ~/builds/bisect and then populating it with a copy of 17the depot. 18""" 19 20import optparse 21import sys 22 23from auto_bisect import bisect_utils 24 25 26def main(): 27 """Does an initial checkout of Chromium then exits.""" 28 29 usage = ('%prog [options] [-- chromium-options]\n' 30 'Prepares a temporary depot for use on a try bot.') 31 32 parser = optparse.OptionParser(usage=usage) 33 34 parser.add_option('-w', '--working_directory', 35 type='str', 36 help='Path to the working directory where the script will ' 37 'do an initial checkout of the chromium depot. The ' 38 'files will be placed in a subdirectory "bisect" under ' 39 'working_directory and that will be used to perform the ' 40 'bisection.') 41 parser.add_option('--output_buildbot_annotations', 42 action='store_true', 43 help='Add extra annotation output for buildbot.') 44 parser.add_option('--target_platform', 45 type='choice', 46 choices=['chromium', 'cros', 'android'], 47 default='chromium', 48 help='The target platform. Choices are "chromium" (current ' 49 'platform), "cros", or "android". If you specify something ' 50 'other than "chromium", you must be properly set up to ' 51 'build that platform.') 52 opts, _ = parser.parse_args() 53 54 if not opts.working_directory: 55 print 'Error: missing required parameter: --working_directory' 56 print 57 parser.print_help() 58 return 1 59 60 if not bisect_utils.CheckIfBisectDepotExists(opts): 61 try: 62 bisect_utils.CreateBisectDirectoryAndSetupDepot( 63 opts, bisect_utils.DEFAULT_GCLIENT_CUSTOM_DEPS) 64 except RuntimeError: 65 return 1 66 return 0 67 68 69if __name__ == '__main__': 70 sys.exit(main()) 71