tools/PRESUBMIT.py

   1 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 """Top-level presubmit script for bisect/perf trybot.
   6
   7 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts for
   8 details on the presubmit API built into gcl.
   9 """
  10
  11 import imp
  12 import os
  13
  14 def _ExamineConfigFiles(input_api):
  15   for f in input_api.AffectedFiles():
  16     if (not f.LocalPath().endswith('run-bisect-perf-regression.cfg') and
  17         not f.LocalPath().endswith('run-perf-test.cfg')):
  18       continue
  19
  20     try:
  21       cfg_file = imp.load_source('config', os.path.basename(f.LocalPath()))
  22
  23       for k, v in cfg_file.config.iteritems():
  24         if v:
  25           return f.LocalPath()
  26     except (IOError, AttributeError, TypeError):
  27       return f.LocalPath()
  28
  29   return None
  30
  31 def _CheckNoChangesToBisectConfigFile(input_api, output_api):
  32   results = _ExamineConfigFiles(input_api)
  33   if results:
  34     return [output_api.PresubmitError(
  35         'The bisection config file should only contain a config dict with '
  36         'empty fields. Changes to this file should never be submitted.',
  37         items=[results])]
  38
  39   return []
  40
  41 def CommonChecks(input_api, output_api):
  42   results = []
  43   results.extend(_CheckNoChangesToBisectConfigFile(input_api, output_api))
  44   return results
  45
  46 def CheckChangeOnUpload(input_api, output_api):
  47   return CommonChecks(input_api, output_api)
  48
  49 def CheckChangeOnCommit(input_api, output_api):
  50   return CommonChecks(input_api, output_api)