2013-01-17 12:55:34 +00:00
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# Copyright (c) 2013 The Chromium Authors. All rights reserved.
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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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"""Top-level presubmit script for Skia.
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See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
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for more details about the presubmit API built into gcl.
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"""
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2015-03-25 19:53:35 +00:00
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import csv
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2014-02-03 14:18:32 +00:00
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import fnmatch
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2013-03-29 17:26:00 +00:00
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import os
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2014-01-31 17:33:04 +00:00
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import re
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2015-02-26 18:16:13 +00:00
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import subprocess
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2013-03-29 17:26:00 +00:00
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import sys
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2014-02-03 14:18:32 +00:00
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import traceback
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2013-03-29 17:26:00 +00:00
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2013-01-23 14:35:58 +00:00
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2014-01-31 17:33:04 +00:00
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REVERT_CL_SUBJECT_PREFIX = 'Revert '
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2013-04-12 19:45:46 +00:00
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SKIA_TREE_STATUS_URL = 'http://skia-tree-status.appspot.com'
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2015-03-25 19:53:35 +00:00
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CQ_KEYWORDS_THAT_NEED_APPENDING = ('CQ_INCLUDE_TRYBOTS', 'CQ_EXTRA_TRYBOTS',
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'CQ_EXCLUDE_TRYBOTS', 'CQ_TRYBOTS')
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2014-08-26 17:30:29 +00:00
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# Please add the complete email address here (and not just 'xyz@' or 'xyz').
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2013-08-12 14:51:20 +00:00
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PUBLIC_API_OWNERS = (
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'reed@chromium.org',
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'reed@google.com',
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'bsalomon@chromium.org',
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'bsalomon@google.com',
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2014-07-18 12:25:56 +00:00
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'djsollen@chromium.org',
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'djsollen@google.com',
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2013-08-12 14:51:20 +00:00
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)
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2014-02-03 14:18:32 +00:00
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AUTHORS_FILE_NAME = 'AUTHORS'
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2015-02-26 18:16:13 +00:00
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DOCS_PREVIEW_URL = 'https://skia.org/?cl='
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2013-04-12 19:45:46 +00:00
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2013-01-25 18:27:34 +00:00
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def _CheckChangeHasEol(input_api, output_api, source_file_filter=None):
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"""Checks that files end with atleast one \n (LF)."""
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eof_files = []
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for f in input_api.AffectedSourceFiles(source_file_filter):
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contents = input_api.ReadFile(f, 'rb')
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# Check that the file ends in atleast one newline character.
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if len(contents) > 1 and contents[-1:] != '\n':
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eof_files.append(f.LocalPath())
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if eof_files:
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return [output_api.PresubmitPromptWarning(
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'These files should end in a newline character:',
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items=eof_files)]
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return []
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2014-06-25 15:13:27 +00:00
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def _PythonChecks(input_api, output_api):
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"""Run checks on any modified Python files."""
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pylint_disabled_warnings = (
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'F0401', # Unable to import.
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'E0611', # No name in module.
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'W0232', # Class has no __init__ method.
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'E1002', # Use of super on an old style class.
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'W0403', # Relative import used.
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'R0201', # Method could be a function.
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'E1003', # Using class name in super.
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'W0613', # Unused argument.
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)
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# Run Pylint on only the modified python files. Unfortunately it still runs
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# Pylint on the whole file instead of just the modified lines.
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affected_python_files = []
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for affected_file in input_api.AffectedSourceFiles(None):
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affected_file_path = affected_file.LocalPath()
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if affected_file_path.endswith('.py'):
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affected_python_files.append(affected_file_path)
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return input_api.canned_checks.RunPylint(
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input_api, output_api,
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disabled_warnings=pylint_disabled_warnings,
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white_list=affected_python_files)
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2015-03-12 14:48:40 +00:00
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def _IfDefChecks(input_api, output_api):
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"""Ensures if/ifdef are not before includes. See skbug/3362 for details."""
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comment_block_start_pattern = re.compile('^\s*\/\*.*$')
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comment_block_middle_pattern = re.compile('^\s+\*.*')
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comment_block_end_pattern = re.compile('^\s+\*\/.*$')
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single_line_comment_pattern = re.compile('^\s*//.*$')
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def is_comment(line):
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return (comment_block_start_pattern.match(line) or
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comment_block_middle_pattern.match(line) or
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comment_block_end_pattern.match(line) or
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single_line_comment_pattern.match(line))
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empty_line_pattern = re.compile('^\s*$')
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def is_empty_line(line):
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return empty_line_pattern.match(line)
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failing_files = []
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for affected_file in input_api.AffectedSourceFiles(None):
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affected_file_path = affected_file.LocalPath()
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if affected_file_path.endswith('.cpp') or affected_file_path.endswith('.h'):
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f = open(affected_file_path)
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for line in f.xreadlines():
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if is_comment(line) or is_empty_line(line):
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continue
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# The below will be the first real line after comments and newlines.
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if line.startswith('#if 0 '):
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pass
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elif line.startswith('#if ') or line.startswith('#ifdef '):
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failing_files.append(affected_file_path)
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break
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results = []
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if failing_files:
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results.append(
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output_api.PresubmitError(
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'The following files have #if or #ifdef before includes:\n%s\n\n'
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'See skbug.com/3362 for why this should be fixed.' %
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'\n'.join(failing_files)))
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return results
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2015-03-25 11:47:02 +00:00
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def _CopyrightChecks(input_api, output_api, source_file_filter=None):
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results = []
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year_pattern = r'\d{4}'
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year_range_pattern = r'%s(-%s)?' % (year_pattern, year_pattern)
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years_pattern = r'%s(,%s)*,?' % (year_range_pattern, year_range_pattern)
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copyright_pattern = (
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r'Copyright (\([cC]\) )?%s \w+' % years_pattern)
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for affected_file in input_api.AffectedSourceFiles(source_file_filter):
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if 'third_party' in affected_file.LocalPath():
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continue
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contents = input_api.ReadFile(affected_file, 'rb')
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if not re.search(copyright_pattern, contents):
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results.append(output_api.PresubmitError(
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'%s is missing a correct copyright header.' % affected_file))
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return results
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2013-01-17 14:50:59 +00:00
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def _CommonChecks(input_api, output_api):
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"""Presubmit checks common to upload and commit."""
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results = []
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sources = lambda x: (x.LocalPath().endswith('.h') or
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x.LocalPath().endswith('.gypi') or
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x.LocalPath().endswith('.gyp') or
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x.LocalPath().endswith('.py') or
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x.LocalPath().endswith('.sh') or
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2015-03-25 14:21:20 +00:00
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x.LocalPath().endswith('.m') or
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x.LocalPath().endswith('.mm') or
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x.LocalPath().endswith('.go') or
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x.LocalPath().endswith('.c') or
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x.LocalPath().endswith('.cc') or
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2013-01-17 14:50:59 +00:00
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x.LocalPath().endswith('.cpp'))
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results.extend(
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2013-01-25 18:27:34 +00:00
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_CheckChangeHasEol(
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2013-01-17 14:50:59 +00:00
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input_api, output_api, source_file_filter=sources))
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2014-06-25 15:13:27 +00:00
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results.extend(_PythonChecks(input_api, output_api))
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2015-03-12 14:48:40 +00:00
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results.extend(_IfDefChecks(input_api, output_api))
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2015-03-25 11:47:02 +00:00
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results.extend(_CopyrightChecks(input_api, output_api,
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source_file_filter=sources))
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2013-01-17 14:50:59 +00:00
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return results
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2013-01-17 12:55:34 +00:00
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def CheckChangeOnUpload(input_api, output_api):
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2013-01-17 14:50:59 +00:00
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"""Presubmit checks for the change on upload.
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The following are the presubmit checks:
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* Check change has one and only one EOL.
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"""
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results = []
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results.extend(_CommonChecks(input_api, output_api))
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return results
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2013-01-17 12:55:34 +00:00
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2013-01-23 14:35:58 +00:00
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def _CheckTreeStatus(input_api, output_api, json_url):
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"""Check whether to allow commit.
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Args:
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input_api: input related apis.
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output_api: output related apis.
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json_url: url to download json style status.
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"""
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tree_status_results = input_api.canned_checks.CheckTreeIsOpen(
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input_api, output_api, json_url=json_url)
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if not tree_status_results:
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# Check for caution state only if tree is not closed.
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connection = input_api.urllib2.urlopen(json_url)
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status = input_api.json.loads(connection.read())
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connection.close()
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2013-03-29 17:26:00 +00:00
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if ('caution' in status['message'].lower() and
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os.isatty(sys.stdout.fileno())):
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# Display a prompt only if we are in an interactive shell. Without this
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# check the commit queue behaves incorrectly because it considers
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# prompts to be failures.
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2013-01-23 14:35:58 +00:00
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short_text = 'Tree state is: ' + status['general_state']
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long_text = status['message'] + '\n' + json_url
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tree_status_results.append(
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output_api.PresubmitPromptWarning(
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message=short_text, long_text=long_text))
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2013-04-12 19:45:46 +00:00
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else:
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# Tree status is closed. Put in message about contacting sheriff.
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connection = input_api.urllib2.urlopen(
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SKIA_TREE_STATUS_URL + '/current-sheriff')
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sheriff_details = input_api.json.loads(connection.read())
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if sheriff_details:
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tree_status_results[0]._message += (
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'\n\nPlease contact the current Skia sheriff (%s) if you are trying '
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'to submit a build fix\nand do not know how to submit because the '
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'tree is closed') % sheriff_details['username']
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2013-01-23 14:35:58 +00:00
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return tree_status_results
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2014-02-03 14:18:32 +00:00
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def _CheckOwnerIsInAuthorsFile(input_api, output_api):
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results = []
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issue = input_api.change.issue
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if issue and input_api.rietveld:
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2014-07-18 12:25:56 +00:00
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issue_properties = input_api.rietveld.get_issue_properties(
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2014-02-03 14:18:32 +00:00
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issue=int(issue), messages=False)
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owner_email = issue_properties['owner_email']
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try:
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authors_content = ''
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for line in open(AUTHORS_FILE_NAME):
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if not line.startswith('#'):
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authors_content += line
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email_fnmatches = re.findall('<(.*)>', authors_content)
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for email_fnmatch in email_fnmatches:
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if fnmatch.fnmatch(owner_email, email_fnmatch):
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# Found a match, the user is in the AUTHORS file break out of the loop
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break
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else:
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# TODO(rmistry): Remove the below CLA messaging once a CLA checker has
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# been added to the CQ.
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results.append(
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output_api.PresubmitError(
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'The email %s is not in Skia\'s AUTHORS file.\n'
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'Issue owner, this CL must include an addition to the Skia AUTHORS '
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'file.\n'
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'Googler reviewers, please check that the AUTHORS entry '
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'corresponds to an email address in http://goto/cla-signers. If it '
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'does not then ask the issue owner to sign the CLA at '
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'https://developers.google.com/open-source/cla/individual '
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'(individual) or '
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'https://developers.google.com/open-source/cla/corporate '
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'(corporate).'
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2014-07-18 12:25:56 +00:00
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% owner_email))
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2014-02-03 14:18:32 +00:00
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except IOError:
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# Do not fail if authors file cannot be found.
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traceback.print_exc()
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input_api.logging.error('AUTHORS file not found!')
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return results
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2013-08-12 14:51:20 +00:00
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def _CheckLGTMsForPublicAPI(input_api, output_api):
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"""Check LGTMs for public API changes.
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For public API files make sure there is an LGTM from the list of owners in
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PUBLIC_API_OWNERS.
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"""
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results = []
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requires_owner_check = False
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2014-08-26 21:00:54 +00:00
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for affected_file in input_api.AffectedFiles():
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affected_file_path = affected_file.LocalPath()
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2013-08-12 14:51:20 +00:00
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file_path, file_ext = os.path.splitext(affected_file_path)
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2014-08-26 21:00:54 +00:00
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# We only care about files that end in .h and are under the top-level
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# include dir.
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if file_ext == '.h' and 'include' == file_path.split(os.path.sep)[0]:
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2013-08-12 14:51:20 +00:00
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requires_owner_check = True
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if not requires_owner_check:
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return results
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lgtm_from_owner = False
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issue = input_api.change.issue
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if issue and input_api.rietveld:
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issue_properties = input_api.rietveld.get_issue_properties(
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issue=int(issue), messages=True)
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2014-01-31 17:33:04 +00:00
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if re.match(REVERT_CL_SUBJECT_PREFIX, issue_properties['subject'], re.I):
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# It is a revert CL, ignore the public api owners check.
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return results
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2014-08-26 17:30:29 +00:00
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2015-04-07 14:41:51 +00:00
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# TODO(rmistry): Stop checking for COMMIT=false once crbug/470609 is
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# resolved.
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if issue_properties['cq_dry_run'] or re.search(
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r'^COMMIT=false$', issue_properties['description'], re.M):
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# Ignore public api owners check for dry run CLs since they are not
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2015-03-12 16:48:10 +00:00
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# going to be committed.
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return results
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2014-08-26 17:30:29 +00:00
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match = re.search(r'^TBR=(.*)$', issue_properties['description'], re.M)
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if match:
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tbr_entries = match.group(1).strip().split(',')
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for owner in PUBLIC_API_OWNERS:
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if owner in tbr_entries or owner.split('@')[0] in tbr_entries:
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# If an owner is specified in the TBR= line then ignore the public
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# api owners check.
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return results
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2013-08-12 14:51:20 +00:00
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if issue_properties['owner_email'] in PUBLIC_API_OWNERS:
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# An owner created the CL that is an automatic LGTM.
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lgtm_from_owner = True
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messages = issue_properties.get('messages')
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if messages:
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for message in messages:
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if (message['sender'] in PUBLIC_API_OWNERS and
|
|
|
|
'lgtm' in message['text'].lower()):
|
|
|
|
# Found an lgtm in a message from an owner.
|
|
|
|
lgtm_from_owner = True
|
2014-06-25 15:13:27 +00:00
|
|
|
break
|
2014-01-31 17:33:04 +00:00
|
|
|
|
2013-08-12 14:51:20 +00:00
|
|
|
if not lgtm_from_owner:
|
|
|
|
results.append(
|
|
|
|
output_api.PresubmitError(
|
|
|
|
'Since the CL is editing public API, you must have an LGTM from '
|
|
|
|
'one of: %s' % str(PUBLIC_API_OWNERS)))
|
|
|
|
return results
|
|
|
|
|
|
|
|
|
2015-02-26 18:16:13 +00:00
|
|
|
def PostUploadHook(cl, change, output_api):
|
|
|
|
"""git cl upload will call this hook after the issue is created/modified.
|
|
|
|
|
|
|
|
This hook does the following:
|
|
|
|
* Adds a link to preview docs changes if there are any docs changes in the CL.
|
|
|
|
* Adds 'NOTRY=true' if the CL contains only docs changes.
|
2015-02-26 19:52:05 +00:00
|
|
|
* Adds 'NOTREECHECKS=true' for non master branch changes since they do not
|
|
|
|
need to be gated on the master branch's tree.
|
|
|
|
* Adds 'NOTRY=true' for non master branch changes since trybots do not yet
|
|
|
|
work on them.
|
2015-02-26 18:16:13 +00:00
|
|
|
"""
|
|
|
|
|
|
|
|
results = []
|
|
|
|
atleast_one_docs_change = False
|
|
|
|
all_docs_changes = True
|
|
|
|
for affected_file in change.AffectedFiles():
|
|
|
|
affected_file_path = affected_file.LocalPath()
|
|
|
|
file_path, _ = os.path.splitext(affected_file_path)
|
|
|
|
if 'site' == file_path.split(os.path.sep)[0]:
|
|
|
|
atleast_one_docs_change = True
|
|
|
|
else:
|
|
|
|
all_docs_changes = False
|
|
|
|
if atleast_one_docs_change and not all_docs_changes:
|
|
|
|
break
|
|
|
|
|
|
|
|
issue = cl.issue
|
|
|
|
rietveld_obj = cl.RpcServer()
|
|
|
|
if issue and rietveld_obj:
|
|
|
|
original_description = rietveld_obj.get_description(issue)
|
|
|
|
new_description = original_description
|
|
|
|
|
|
|
|
# If the change includes only doc changes then add NOTRY=true in the
|
|
|
|
# CL's description if it does not exist yet.
|
|
|
|
if all_docs_changes and not re.search(
|
2015-02-26 19:52:05 +00:00
|
|
|
r'^NOTRY=true$', new_description, re.M | re.I):
|
2015-02-26 18:16:13 +00:00
|
|
|
new_description += '\nNOTRY=true'
|
|
|
|
results.append(
|
|
|
|
output_api.PresubmitNotifyResult(
|
|
|
|
'This change has only doc changes. Automatically added '
|
|
|
|
'\'NOTRY=true\' to the CL\'s description'))
|
|
|
|
|
|
|
|
# If there is atleast one docs change then add preview link in the CL's
|
|
|
|
# description if it does not already exist there.
|
|
|
|
if atleast_one_docs_change and not re.search(
|
2015-02-26 19:52:05 +00:00
|
|
|
r'^DOCS_PREVIEW=.*', new_description, re.M | re.I):
|
2015-02-26 18:16:13 +00:00
|
|
|
# Automatically add a link to where the docs can be previewed.
|
|
|
|
new_description += '\nDOCS_PREVIEW= %s%s' % (DOCS_PREVIEW_URL, issue)
|
|
|
|
results.append(
|
|
|
|
output_api.PresubmitNotifyResult(
|
|
|
|
'Automatically added a link to preview the docs changes to the '
|
|
|
|
'CL\'s description'))
|
|
|
|
|
2015-02-26 19:52:05 +00:00
|
|
|
# If the target ref is not master then add NOTREECHECKS=true and NOTRY=true
|
|
|
|
# to the CL's description if it does not already exist there.
|
|
|
|
target_ref = rietveld_obj.get_issue_properties(issue, False).get(
|
|
|
|
'target_ref', '')
|
|
|
|
if target_ref != 'refs/heads/master':
|
|
|
|
if not re.search(
|
|
|
|
r'^NOTREECHECKS=true$', new_description, re.M | re.I):
|
|
|
|
new_description += "\nNOTREECHECKS=true"
|
|
|
|
results.append(
|
|
|
|
output_api.PresubmitNotifyResult(
|
|
|
|
'Branch changes do not need to rely on the master branch\'s '
|
|
|
|
'tree status. Automatically added \'NOTREECHECKS=true\' to the '
|
|
|
|
'CL\'s description'))
|
|
|
|
if not re.search(
|
|
|
|
r'^NOTRY=true$', new_description, re.M | re.I):
|
|
|
|
new_description += "\nNOTRY=true"
|
|
|
|
results.append(
|
|
|
|
output_api.PresubmitNotifyResult(
|
|
|
|
'Trybots do not yet work for non-master branches. '
|
|
|
|
'Automatically added \'NOTRY=true\' to the CL\'s description'))
|
|
|
|
|
2015-03-25 19:53:35 +00:00
|
|
|
# Read and process the HASHTAGS file.
|
2015-04-01 16:12:51 +00:00
|
|
|
hashtags_fullpath = os.path.join(change._local_root, 'HASHTAGS')
|
|
|
|
with open(hashtags_fullpath, 'rb') as hashtags_csv:
|
2015-03-25 19:53:35 +00:00
|
|
|
hashtags_reader = csv.reader(hashtags_csv, delimiter=',')
|
|
|
|
for row in hashtags_reader:
|
|
|
|
if not row or row[0].startswith('#'):
|
|
|
|
# Ignore empty lines and comments
|
|
|
|
continue
|
|
|
|
hashtag = row[0]
|
|
|
|
# Search for the hashtag in the description.
|
|
|
|
if re.search('#%s' % hashtag, new_description, re.M | re.I):
|
|
|
|
for mapped_text in row[1:]:
|
|
|
|
# Special case handling for CQ_KEYWORDS_THAT_NEED_APPENDING.
|
|
|
|
appended_description = _HandleAppendingCQKeywords(
|
|
|
|
hashtag, mapped_text, new_description, results, output_api)
|
|
|
|
if appended_description:
|
|
|
|
new_description = appended_description
|
|
|
|
continue
|
|
|
|
|
|
|
|
# Add the mapped text if it does not already exist in the
|
|
|
|
# CL's description.
|
|
|
|
if not re.search(
|
|
|
|
r'^%s$' % mapped_text, new_description, re.M | re.I):
|
|
|
|
new_description += '\n%s' % mapped_text
|
|
|
|
results.append(
|
|
|
|
output_api.PresubmitNotifyResult(
|
|
|
|
'Found \'#%s\', automatically added \'%s\' to the CL\'s '
|
|
|
|
'description' % (hashtag, mapped_text)))
|
2015-02-26 19:52:05 +00:00
|
|
|
|
2015-02-26 18:16:13 +00:00
|
|
|
# If the description has changed update it.
|
|
|
|
if new_description != original_description:
|
|
|
|
rietveld_obj.update_description(issue, new_description)
|
|
|
|
|
|
|
|
return results
|
|
|
|
|
|
|
|
|
2015-03-25 19:53:35 +00:00
|
|
|
def _HandleAppendingCQKeywords(hashtag, keyword_and_value, description,
|
|
|
|
results, output_api):
|
|
|
|
"""Handles the CQ keywords that need appending if specified in hashtags."""
|
|
|
|
keyword = keyword_and_value.split('=')[0]
|
|
|
|
if keyword in CQ_KEYWORDS_THAT_NEED_APPENDING:
|
|
|
|
# If the keyword is already in the description then append to it.
|
|
|
|
match = re.search(
|
|
|
|
r'^%s=(.*)$' % keyword, description, re.M | re.I)
|
|
|
|
if match:
|
|
|
|
old_values = match.group(1).split(';')
|
|
|
|
new_value = keyword_and_value.split('=')[1]
|
|
|
|
if new_value in old_values:
|
|
|
|
# Do not need to do anything here.
|
|
|
|
return description
|
|
|
|
# Update the description with the new values.
|
|
|
|
new_description = description.replace(
|
|
|
|
match.group(0), "%s;%s" % (match.group(0), new_value))
|
|
|
|
results.append(
|
|
|
|
output_api.PresubmitNotifyResult(
|
|
|
|
'Found \'#%s\', automatically appended \'%s\' to %s in '
|
|
|
|
'the CL\'s description' % (hashtag, new_value, keyword)))
|
|
|
|
return new_description
|
|
|
|
return None
|
|
|
|
|
|
|
|
|
2013-01-17 12:55:34 +00:00
|
|
|
def CheckChangeOnCommit(input_api, output_api):
|
|
|
|
"""Presubmit checks for the change on commit.
|
|
|
|
|
|
|
|
The following are the presubmit checks:
|
2013-01-17 14:50:59 +00:00
|
|
|
* Check change has one and only one EOL.
|
2013-01-23 14:35:58 +00:00
|
|
|
* Ensures that the Skia tree is open in
|
|
|
|
http://skia-tree-status.appspot.com/. Shows a warning if it is in 'Caution'
|
|
|
|
state and an error if it is in 'Closed' state.
|
2013-01-17 12:55:34 +00:00
|
|
|
"""
|
|
|
|
results = []
|
2013-01-17 14:50:59 +00:00
|
|
|
results.extend(_CommonChecks(input_api, output_api))
|
2013-01-17 12:55:34 +00:00
|
|
|
results.extend(
|
2013-01-23 14:35:58 +00:00
|
|
|
_CheckTreeStatus(input_api, output_api, json_url=(
|
2013-04-12 19:45:46 +00:00
|
|
|
SKIA_TREE_STATUS_URL + '/banner-status?format=json')))
|
2013-08-12 14:51:20 +00:00
|
|
|
results.extend(_CheckLGTMsForPublicAPI(input_api, output_api))
|
2014-02-03 14:18:32 +00:00
|
|
|
results.extend(_CheckOwnerIsInAuthorsFile(input_api, output_api))
|
2013-01-17 12:55:34 +00:00
|
|
|
return results
|