PRESUBMIT.py

   1 # Copyright (c) 2011 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 Chromium.
   6
   7 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
   8 for more details about the presubmit API built into gcl.
   9 """
  10
  11 _EXCLUDED_PATHS = (
  12     r"^breakpad[\\\/].*",
  13     r"^net/tools/spdyshark/[\\\/].*",
  14     r"^skia[\\\/].*",
  15     r"^v8[\\\/].*",
  16     r".*MakeFile$",
  17 )
  18
  19
  20 def _CheckNoInterfacesInBase(input_api, output_api):
  21   """Checks to make sure no files in libbase.a have |@interface|."""
  22   pattern = input_api.re.compile(r'^\s*@interface', input_api.re.MULTILINE)
  23   files = []
  24   for f in input_api.AffectedSourceFiles(input_api.FilterSourceFile):
  25     if (f.LocalPath().find('base/') != -1 and
  26         f.LocalPath().find('base/test/') == -1 and
  27         not f.LocalPath().endswith('_unittest.mm')):
  28       contents = input_api.ReadFile(f)
  29       if pattern.search(contents):
  30         files.append(f)
  31
  32   if len(files):
  33     return [ output_api.PresubmitError(
  34         'Objective-C interfaces or categories are forbidden in libbase. ' +
  35         'See http://groups.google.com/a/chromium.org/group/chromium-dev/' +
  36         'browse_thread/thread/efb28c10435987fd',
  37         files) ]
  38   return []
  39
  40
  41 def _CommonChecks(input_api, output_api):
  42   """Checks common to both upload and commit."""
  43   results = []
  44   results.extend(input_api.canned_checks.PanProjectChecks(
  45       input_api, output_api, excluded_paths=_EXCLUDED_PATHS))
  46   results.extend(_CheckNoInterfacesInBase(input_api, output_api))
  47   results.extend(_CheckAuthorizedAuthor(input_api, output_api))
  48   return results
  49
  50
  51 def _CheckSubversionConfig(input_api, output_api):
  52   """Verifies the subversion config file is correctly setup.
  53
  54   Checks that autoprops are enabled, returns an error otherwise.
  55   """
  56   join = input_api.os_path.join
  57   if input_api.platform == 'win32':
  58     appdata = input_api.environ.get('APPDATA', '')
  59     if not appdata:
  60       return [output_api.PresubmitError('%APPDATA% is not configured.')]
  61     path = join(appdata, 'Subversion', 'config')
  62   else:
  63     home = input_api.environ.get('HOME', '')
  64     if not home:
  65       return [output_api.PresubmitError('$HOME is not configured.')]
  66     path = join(home, '.subversion', 'config')
  67
  68   error_msg = (
  69       'Please look at http://dev.chromium.org/developers/coding-style to\n'
  70       'configure your subversion configuration file. This enables automatic\n'
  71       'properties to simplify the project maintenance.\n'
  72       'Pro-tip: just download and install\n'
  73       'http://src.chromium.org/viewvc/chrome/trunk/tools/build/slave/config\n')
  74
  75   try:
  76     lines = open(path, 'r').read().splitlines()
  77     # Make sure auto-props is enabled and check for 2 Chromium standard
  78     # auto-prop.
  79     if (not '*.cc = svn:eol-style=LF' in lines or
  80         not '*.pdf = svn:mime-type=application/pdf' in lines or
  81         not 'enable-auto-props = yes' in lines):
  82       return [
  83           output_api.PresubmitNotifyResult(
  84               'It looks like you have not configured your subversion config '
  85               'file or it is not up-to-date.\n' + error_msg)
  86       ]
  87   except (OSError, IOError):
  88     return [
  89         output_api.PresubmitNotifyResult(
  90             'Can\'t find your subversion config file.\n' + error_msg)
  91     ]
  92   return []
  93
  94
  95 def _CheckAuthorizedAuthor(input_api, output_api):
  96   """For non-googler/chromites committers, verify the author's email address is
  97   in AUTHORS.
  98   """
  99   author = input_api.change.author_email
 100   if (author is None or author.endswith('@chromium.org') or
 101       author.endswith('@google.com')):
 102     return []
 103   authors_path = input_api.os_path.join(
 104       input_api.PresubmitLocalPath(), 'AUTHORS')
 105   valid_authors = (
 106       input_api.re.match(r'[^#]+\s+\<(.+?)\>\s*$', line)
 107       for line in open(authors_path))
 108   valid_authors = [item.group(1).lower() for item in valid_authors if item]
 109   if not author.lower() in valid_authors:
 110     return [output_api.PresubmitPromptWarning(
 111         ('%s is not in AUTHORS file. If you are a new contributor, please visit'
 112         '\n'
 113         'http://www.chromium.org/developers/contributing-code and read the '
 114         '"Legal" section\n'
 115         'If you are a chromite, verify the contributor signed the CLA.') %
 116         author)]
 117   return []
 118
 119
 120 def CheckChangeOnUpload(input_api, output_api):
 121   results = []
 122   results.extend(_CommonChecks(input_api, output_api))
 123   return results
 124
 125
 126 def CheckChangeOnCommit(input_api, output_api):
 127   results = []
 128   results.extend(_CommonChecks(input_api, output_api))
 129   # TODO(thestig) temporarily disabled, doesn't work in third_party/
 130   #results.extend(input_api.canned_checks.CheckSvnModifiedDirectories(
 131   #    input_api, output_api, sources))
 132   # Make sure the tree is 'open'.
 133   results.extend(input_api.canned_checks.CheckTreeIsOpen(
 134       input_api,
 135       output_api,
 136       json_url='http://chromium-status.appspot.com/current?format=json'))
 137   results.extend(input_api.canned_checks.CheckRietveldTryJobExecution(input_api,
 138       output_api, 'http://codereview.chromium.org', ('win', 'linux', 'mac'),
 139       'tryserver@chromium.org'))
 140
 141   results.extend(input_api.canned_checks.CheckChangeHasBugField(
 142       input_api, output_api))
 143   results.extend(input_api.canned_checks.CheckChangeHasTestField(
 144       input_api, output_api))
 145   results.extend(_CheckSubversionConfig(input_api, output_api))
 146   return results
 147
 148
 149 def GetPreferredTrySlaves():
 150   return ['win', 'linux', 'mac']