| # Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Generic presubmit checks that can be reused by other presubmit checks.""" |
| |
| from __future__ import print_function |
| |
| import os as _os |
| from warnings import warn |
| _HERE = _os.path.dirname(_os.path.abspath(__file__)) |
| |
| # These filters will be disabled if callers do not explicitly supply a |
| # (possibly-empty) list. Ideally over time this list could be driven to zero. |
| # TODO(pkasting): If some of these look like "should never enable", move them |
| # to OFF_UNLESS_MANUALLY_ENABLED_LINT_FILTERS. |
| # |
| # Justifications for each filter: |
| # |
| # - build/include : Too many; fix in the future |
| # TODO(pkasting): Try enabling subcategories |
| # - build/include_order : Not happening; #ifdefed includes |
| # - build/namespaces : TODO(pkasting): Try re-enabling |
| # - readability/casting : Mistakes a whole bunch of function pointers |
| # - runtime/int : Can be fixed long term; volume of errors too high |
| # - whitespace/braces : We have a lot of explicit scoping in chrome code |
| OFF_BY_DEFAULT_LINT_FILTERS = [ |
| '-build/include', |
| '-build/include_order', |
| '-build/namespaces', |
| '-readability/casting', |
| '-runtime/int', |
| '-whitespace/braces', |
| ] |
| |
| # These filters will be disabled unless callers explicitly enable them, because |
| # they are undesirable in some way. |
| # |
| # Justifications for each filter: |
| # - build/c++11 : Include file and feature blocklists are |
| # google3-specific |
| # - runtime/references : No longer banned by Google style guide |
| OFF_UNLESS_MANUALLY_ENABLED_LINT_FILTERS = [ |
| '-build/c++11', |
| '-runtime/references', |
| ] |
| |
| ### Description checks |
| |
| def CheckChangeHasBugField(input_api, output_api): |
| """Requires that the changelist have a Bug: field.""" |
| if input_api.change.BugsFromDescription(): |
| return [] |
| else: |
| return [output_api.PresubmitNotifyResult( |
| 'If this change has an associated bug, add Bug: [bug number].')] |
| |
| def CheckChangeHasNoUnwantedTags(input_api, output_api): |
| UNWANTED_TAGS = { |
| 'FIXED': { |
| 'why': 'is not supported', |
| 'instead': 'Use "Fixed:" instead.' |
| }, |
| # TODO: BUG, ISSUE |
| } |
| |
| errors = [] |
| for tag, desc in UNWANTED_TAGS.items(): |
| if tag in input_api.change.tags: |
| subs = tag, desc['why'], desc.get('instead', '') |
| errors.append(('%s= %s. %s' % subs).rstrip()) |
| |
| return [output_api.PresubmitError('\n'.join(errors))] if errors else [] |
| |
| def CheckDoNotSubmitInDescription(input_api, output_api): |
| """Checks that the user didn't add 'DO NOT ''SUBMIT' to the CL description. |
| """ |
| keyword = 'DO NOT ''SUBMIT' |
| if keyword in input_api.change.DescriptionText(): |
| return [output_api.PresubmitError( |
| keyword + ' is present in the changelist description.')] |
| else: |
| return [] |
| |
| |
| def CheckChangeHasDescription(input_api, output_api): |
| """Checks the CL description is not empty.""" |
| text = input_api.change.DescriptionText() |
| if text.strip() == '': |
| if input_api.is_committing: |
| return [output_api.PresubmitError('Add a description to the CL.')] |
| else: |
| return [output_api.PresubmitNotifyResult('Add a description to the CL.')] |
| return [] |
| |
| |
| def CheckChangeWasUploaded(input_api, output_api): |
| """Checks that the issue was uploaded before committing.""" |
| if input_api.is_committing and not input_api.change.issue: |
| return [output_api.PresubmitError( |
| 'Issue wasn\'t uploaded. Please upload first.')] |
| return [] |
| |
| |
| ### Content checks |
| |
| def CheckAuthorizedAuthor(input_api, output_api, bot_allowlist=None, |
| bot_whitelist=None): |
| """For non-googler/chromites committers, verify the author's email address is |
| in AUTHORS. |
| """ |
| # TODO(https://crbug.com/1098560): Remove non inclusive parameter names. |
| if bot_whitelist is not None: |
| warn('Use bot_allowlist in CheckAuthorizedAuthor') |
| if bot_allowlist is None: |
| bot_allowlist = bot_whitelist |
| |
| if input_api.is_committing: |
| error_type = output_api.PresubmitError |
| else: |
| error_type = output_api.PresubmitPromptWarning |
| |
| author = input_api.change.author_email |
| if not author: |
| input_api.logging.info('No author, skipping AUTHOR check') |
| return [] |
| |
| # This is used for CLs created by trusted robot accounts. |
| if bot_allowlist and author in bot_allowlist: |
| return [] |
| |
| authors_path = input_api.os_path.join( |
| input_api.PresubmitLocalPath(), 'AUTHORS') |
| valid_authors = ( |
| input_api.re.match(r'[^#]+\s+\<(.+?)\>\s*$', line) |
| for line in open(authors_path)) |
| valid_authors = [item.group(1).lower() for item in valid_authors if item] |
| if not any(input_api.fnmatch.fnmatch(author.lower(), valid) |
| for valid in valid_authors): |
| input_api.logging.info('Valid authors are %s', ', '.join(valid_authors)) |
| return [error_type( |
| ('%s is not in AUTHORS file. If you are a new contributor, please visit' |
| '\n' |
| 'https://www.chromium.org/developers/contributing-code and read the ' |
| '"Legal" section\n' |
| 'If you are a chromite, verify the contributor signed the CLA.') % |
| author)] |
| return [] |
| |
| |
| def CheckDoNotSubmitInFiles(input_api, output_api): |
| """Checks that the user didn't add 'DO NOT ''SUBMIT' to any files.""" |
| # We want to check every text file, not just source files. |
| file_filter = lambda x : x |
| keyword = 'DO NOT ''SUBMIT' |
| def DoNotSubmitRule(extension, line): |
| try: |
| return keyword not in line |
| # Fallback to True for non-text content |
| except UnicodeDecodeError: |
| return True |
| |
| errors = _FindNewViolationsOfRule(DoNotSubmitRule, input_api, file_filter) |
| text = '\n'.join('Found %s in %s' % (keyword, loc) for loc in errors) |
| if text: |
| return [output_api.PresubmitError(text)] |
| return [] |
| |
| |
| def GetCppLintFilters(lint_filters=None): |
| filters = OFF_UNLESS_MANUALLY_ENABLED_LINT_FILTERS[:] |
| if lint_filters is None: |
| lint_filters = OFF_BY_DEFAULT_LINT_FILTERS |
| filters.extend(lint_filters) |
| return filters |
| |
| |
| def CheckChangeLintsClean(input_api, output_api, source_file_filter=None, |
| lint_filters=None, verbose_level=None): |
| """Checks that all '.cc' and '.h' files pass cpplint.py.""" |
| _RE_IS_TEST = input_api.re.compile(r'.*tests?.(cc|h)$') |
| result = [] |
| |
| cpplint = input_api.cpplint |
| # Access to a protected member _XX of a client class |
| # pylint: disable=protected-access |
| cpplint._cpplint_state.ResetErrorCounts() |
| |
| cpplint._SetFilters(','.join(GetCppLintFilters(lint_filters))) |
| |
| # We currently are more strict with normal code than unit tests; 4 and 5 are |
| # the verbosity level that would normally be passed to cpplint.py through |
| # --verbose=#. Hopefully, in the future, we can be more verbose. |
| files = [f.AbsoluteLocalPath() for f in |
| input_api.AffectedSourceFiles(source_file_filter)] |
| for file_name in files: |
| if _RE_IS_TEST.match(file_name): |
| level = 5 |
| else: |
| level = 4 |
| |
| verbose_level = verbose_level or level |
| cpplint.ProcessFile(file_name, verbose_level) |
| |
| if cpplint._cpplint_state.error_count > 0: |
| if input_api.is_committing: |
| res_type = output_api.PresubmitError |
| else: |
| res_type = output_api.PresubmitPromptWarning |
| result = [res_type('Changelist failed cpplint.py check.')] |
| |
| return result |
| |
| |
| def CheckChangeHasNoCR(input_api, output_api, source_file_filter=None): |
| """Checks no '\r' (CR) character is in any source files.""" |
| cr_files = [] |
| for f in input_api.AffectedSourceFiles(source_file_filter): |
| if '\r' in input_api.ReadFile(f, 'rb'): |
| cr_files.append(f.LocalPath()) |
| if cr_files: |
| return [output_api.PresubmitPromptWarning( |
| 'Found a CR character in these files:', items=cr_files)] |
| return [] |
| |
| |
| def CheckChangeHasOnlyOneEol(input_api, output_api, source_file_filter=None): |
| """Checks the files ends with one and only one \n (LF).""" |
| eof_files = [] |
| for f in input_api.AffectedSourceFiles(source_file_filter): |
| contents = input_api.ReadFile(f, 'rb') |
| # Check that the file ends in one and only one newline character. |
| if len(contents) > 1 and (contents[-1:] != '\n' or contents[-2:-1] == '\n'): |
| eof_files.append(f.LocalPath()) |
| |
| if eof_files: |
| return [output_api.PresubmitPromptWarning( |
| 'These files should end in one (and only one) newline character:', |
| items=eof_files)] |
| return [] |
| |
| |
| def CheckChangeHasNoCrAndHasOnlyOneEol(input_api, output_api, |
| source_file_filter=None): |
| """Runs both CheckChangeHasNoCR and CheckChangeHasOnlyOneEOL in one pass. |
| |
| It is faster because it is reading the file only once. |
| """ |
| cr_files = [] |
| eof_files = [] |
| for f in input_api.AffectedSourceFiles(source_file_filter): |
| contents = input_api.ReadFile(f, 'rb') |
| if '\r' in contents: |
| cr_files.append(f.LocalPath()) |
| # Check that the file ends in one and only one newline character. |
| if len(contents) > 1 and (contents[-1:] != '\n' or contents[-2:-1] == '\n'): |
| eof_files.append(f.LocalPath()) |
| outputs = [] |
| if cr_files: |
| outputs.append(output_api.PresubmitPromptWarning( |
| 'Found a CR character in these files:', items=cr_files)) |
| if eof_files: |
| outputs.append(output_api.PresubmitPromptWarning( |
| 'These files should end in one (and only one) newline character:', |
| items=eof_files)) |
| return outputs |
| |
| def CheckGenderNeutral(input_api, output_api, source_file_filter=None): |
| """Checks that there are no gendered pronouns in any of the text files to be |
| submitted. |
| """ |
| gendered_re = input_api.re.compile( |
| r'(^|\s|\(|\[)([Hh]e|[Hh]is|[Hh]ers?|[Hh]im|[Ss]he|[Gg]uys?)\\b') |
| |
| errors = [] |
| for f in input_api.AffectedFiles(include_deletes=False, |
| file_filter=source_file_filter): |
| for line_num, line in f.ChangedContents(): |
| if gendered_re.search(line): |
| errors.append('%s (%d): %s' % (f.LocalPath(), line_num, line)) |
| |
| if len(errors): |
| return [output_api.PresubmitPromptWarning('Found a gendered pronoun in:', |
| long_text='\n'.join(errors))] |
| return [] |
| |
| |
| |
| def _ReportErrorFileAndLine(filename, line_num, dummy_line): |
| """Default error formatter for _FindNewViolationsOfRule.""" |
| return '%s:%s' % (filename, line_num) |
| |
| |
| def _GenerateAffectedFileExtList(input_api, source_file_filter): |
| """Generate a list of (file, extension) tuples from affected files. |
| |
| The result can be fed to _FindNewViolationsOfRule() directly, or |
| could be filtered before doing that. |
| |
| Args: |
| input_api: object to enumerate the affected files. |
| source_file_filter: a filter to be passed to the input api. |
| Yields: |
| A list of (file, extension) tuples, where |file| is an affected |
| file, and |extension| its file path extension. |
| """ |
| for f in input_api.AffectedFiles( |
| include_deletes=False, file_filter=source_file_filter): |
| extension = str(f.LocalPath()).rsplit('.', 1)[-1] |
| yield (f, extension) |
| |
| |
| def _FindNewViolationsOfRuleForList(callable_rule, |
| file_ext_list, |
| error_formatter=_ReportErrorFileAndLine): |
| """Find all newly introduced violations of a per-line rule (a callable). |
| |
| Prefer calling _FindNewViolationsOfRule() instead of this function, unless |
| the list of affected files need to be filtered in a special way. |
| |
| Arguments: |
| callable_rule: a callable taking a file extension and line of input and |
| returning True if the rule is satisfied and False if there was a problem. |
| file_ext_list: a list of input (file, extension) tuples, as returned by |
| _GenerateAffectedFileExtList(). |
| error_formatter: a callable taking (filename, line_number, line) and |
| returning a formatted error string. |
| |
| Returns: |
| A list of the newly-introduced violations reported by the rule. |
| """ |
| errors = [] |
| for f, extension in file_ext_list: |
| # For speed, we do two passes, checking first the full file. Shelling out |
| # to the SCM to determine the changed region can be quite expensive on |
| # Win32. Assuming that most files will be kept problem-free, we can |
| # skip the SCM operations most of the time. |
| if all(callable_rule(extension, line) for line in f.NewContents()): |
| continue # No violation found in full text: can skip considering diff. |
| |
| for line_num, line in f.ChangedContents(): |
| if not callable_rule(extension, line): |
| errors.append(error_formatter(f.LocalPath(), line_num, line)) |
| |
| return errors |
| |
| |
| def _FindNewViolationsOfRule(callable_rule, |
| input_api, |
| source_file_filter=None, |
| error_formatter=_ReportErrorFileAndLine): |
| """Find all newly introduced violations of a per-line rule (a callable). |
| |
| Arguments: |
| callable_rule: a callable taking a file extension and line of input and |
| returning True if the rule is satisfied and False if there was a problem. |
| input_api: object to enumerate the affected files. |
| source_file_filter: a filter to be passed to the input api. |
| error_formatter: a callable taking (filename, line_number, line) and |
| returning a formatted error string. |
| |
| Returns: |
| A list of the newly-introduced violations reported by the rule. |
| """ |
| return _FindNewViolationsOfRuleForList( |
| callable_rule, _GenerateAffectedFileExtList( |
| input_api, source_file_filter), error_formatter) |
| |
| |
| def CheckChangeHasNoTabs(input_api, output_api, source_file_filter=None): |
| """Checks that there are no tab characters in any of the text files to be |
| submitted. |
| """ |
| # In addition to the filter, make sure that makefiles are skipped. |
| if not source_file_filter: |
| # It's the default filter. |
| source_file_filter = input_api.FilterSourceFile |
| def filter_more(affected_file): |
| basename = input_api.os_path.basename(affected_file.LocalPath()) |
| return (not (basename in ('Makefile', 'makefile') or |
| basename.endswith('.mk')) and |
| source_file_filter(affected_file)) |
| |
| tabs = _FindNewViolationsOfRule(lambda _, line : '\t' not in line, |
| input_api, filter_more) |
| |
| if tabs: |
| return [output_api.PresubmitPromptWarning('Found a tab character in:', |
| long_text='\n'.join(tabs))] |
| return [] |
| |
| |
| def CheckChangeTodoHasOwner(input_api, output_api, source_file_filter=None): |
| """Checks that the user didn't add TODO(name) without an owner.""" |
| |
| unowned_todo = input_api.re.compile('TO''DO[^(]') |
| errors = _FindNewViolationsOfRule(lambda _, x : not unowned_todo.search(x), |
| input_api, source_file_filter) |
| errors = ['Found TO''DO with no owner in ' + x for x in errors] |
| if errors: |
| return [output_api.PresubmitPromptWarning('\n'.join(errors))] |
| return [] |
| |
| |
| def CheckChangeHasNoStrayWhitespace(input_api, output_api, |
| source_file_filter=None): |
| """Checks that there is no stray whitespace at source lines end.""" |
| errors = _FindNewViolationsOfRule(lambda _, line : line.rstrip() == line, |
| input_api, source_file_filter) |
| if errors: |
| return [output_api.PresubmitPromptWarning( |
| 'Found line ending with white spaces in:', |
| long_text='\n'.join(errors))] |
| return [] |
| |
| |
| def CheckLongLines(input_api, output_api, maxlen, source_file_filter=None): |
| """Checks that there aren't any lines longer than maxlen characters in any of |
| the text files to be submitted. |
| """ |
| maxlens = { |
| 'java': 100, |
| # This is specifically for Android's handwritten makefiles (Android.mk). |
| 'mk': 200, |
| '': maxlen, |
| } |
| |
| # Language specific exceptions to max line length. |
| # '.h' is considered an obj-c file extension, since OBJC_EXCEPTIONS are a |
| # superset of CPP_EXCEPTIONS. |
| CPP_FILE_EXTS = ('c', 'cc') |
| CPP_EXCEPTIONS = ('#define', '#endif', '#if', '#include', '#pragma') |
| HTML_FILE_EXTS = ('html',) |
| HTML_EXCEPTIONS = ('<g ', '<link ', '<path ',) |
| JAVA_FILE_EXTS = ('java',) |
| JAVA_EXCEPTIONS = ('import ', 'package ') |
| JS_FILE_EXTS = ('js',) |
| JS_EXCEPTIONS = ("GEN('#include", 'import ') |
| TS_FILE_EXTS = ('ts',) |
| TS_EXCEPTIONS = ('import ') |
| OBJC_FILE_EXTS = ('h', 'm', 'mm') |
| OBJC_EXCEPTIONS = ('#define', '#endif', '#if', '#import', '#include', |
| '#pragma') |
| PY_FILE_EXTS = ('py',) |
| PY_EXCEPTIONS = ('import', 'from') |
| |
| LANGUAGE_EXCEPTIONS = [ |
| (CPP_FILE_EXTS, CPP_EXCEPTIONS), |
| (HTML_FILE_EXTS, HTML_EXCEPTIONS), |
| (JAVA_FILE_EXTS, JAVA_EXCEPTIONS), |
| (JS_FILE_EXTS, JS_EXCEPTIONS), |
| (TS_FILE_EXTS, TS_EXCEPTIONS), |
| (OBJC_FILE_EXTS, OBJC_EXCEPTIONS), |
| (PY_FILE_EXTS, PY_EXCEPTIONS), |
| ] |
| |
| def no_long_lines(file_extension, line): |
| # Check for language specific exceptions. |
| if any(file_extension in exts and line.lstrip().startswith(exceptions) |
| for exts, exceptions in LANGUAGE_EXCEPTIONS): |
| return True |
| |
| file_maxlen = maxlens.get(file_extension, maxlens['']) |
| # Stupidly long symbols that needs to be worked around if takes 66% of line. |
| long_symbol = file_maxlen * 2 / 3 |
| # Hard line length limit at 50% more. |
| extra_maxlen = file_maxlen * 3 / 2 |
| |
| line_len = len(line) |
| if line_len <= file_maxlen: |
| return True |
| |
| # Allow long URLs of any length. |
| if any((url in line) for url in ('file://', 'http://', 'https://')): |
| return True |
| |
| if line_len > extra_maxlen: |
| return False |
| |
| if 'url(' in line and file_extension == 'css': |
| return True |
| |
| if '<include' in line and file_extension in ('css', 'html', 'js'): |
| return True |
| |
| return input_api.re.match( |
| r'.*[A-Za-z][A-Za-z_0-9]{%d,}.*' % long_symbol, line) |
| |
| def is_global_pylint_directive(line, pos): |
| """True iff the pylint directive starting at line[pos] is global.""" |
| # Any character before |pos| that is not whitespace or '#' indidcates |
| # this is a local directive. |
| return not any([c not in " \t#" for c in line[:pos]]) |
| |
| def check_python_long_lines(affected_files, error_formatter): |
| errors = [] |
| global_check_enabled = True |
| |
| for f in affected_files: |
| file_path = f.LocalPath() |
| for idx, line in enumerate(f.NewContents()): |
| line_num = idx + 1 |
| line_is_short = no_long_lines(PY_FILE_EXTS[0], line) |
| |
| pos = line.find('pylint: disable=line-too-long') |
| if pos >= 0: |
| if is_global_pylint_directive(line, pos): |
| global_check_enabled = False # Global disable |
| else: |
| continue # Local disable. |
| |
| do_check = global_check_enabled |
| |
| pos = line.find('pylint: enable=line-too-long') |
| if pos >= 0: |
| if is_global_pylint_directive(line, pos): |
| global_check_enabled = True # Global enable |
| do_check = True # Ensure it applies to current line as well. |
| else: |
| do_check = True # Local enable |
| |
| if do_check and not line_is_short: |
| errors.append(error_formatter(file_path, line_num, line)) |
| |
| return errors |
| |
| def format_error(filename, line_num, line): |
| return '%s, line %s, %s chars' % (filename, line_num, len(line)) |
| |
| file_ext_list = list( |
| _GenerateAffectedFileExtList(input_api, source_file_filter)) |
| |
| errors = [] |
| |
| # For non-Python files, a simple line-based rule check is enough. |
| non_py_file_ext_list = [x for x in file_ext_list if x[1] not in PY_FILE_EXTS] |
| if non_py_file_ext_list: |
| errors += _FindNewViolationsOfRuleForList( |
| no_long_lines, non_py_file_ext_list, error_formatter=format_error) |
| |
| # However, Python files need more sophisticated checks that need parsing |
| # the whole source file. |
| py_file_list = [x[0] for x in file_ext_list if x[1] in PY_FILE_EXTS] |
| if py_file_list: |
| errors += check_python_long_lines( |
| py_file_list, error_formatter=format_error) |
| if errors: |
| msg = 'Found lines longer than %s characters (first 5 shown).' % maxlen |
| return [output_api.PresubmitPromptWarning(msg, items=errors[:5])] |
| else: |
| return [] |
| |
| |
| def CheckLicense(input_api, output_api, license_re, source_file_filter=None, |
| accept_empty_files=True): |
| """Verifies the license header. |
| """ |
| license_re = input_api.re.compile(license_re, input_api.re.MULTILINE) |
| bad_files = [] |
| for f in input_api.AffectedSourceFiles(source_file_filter): |
| contents = input_api.ReadFile(f, 'rb') |
| if accept_empty_files and not contents: |
| continue |
| if not license_re.search(contents): |
| bad_files.append(f.LocalPath()) |
| if bad_files: |
| return [output_api.PresubmitPromptWarning( |
| 'License must match:\n%s\n' % license_re.pattern + |
| 'Found a bad license header in these files:', items=bad_files)] |
| return [] |
| |
| |
| ### Other checks |
| |
| def CheckDoNotSubmit(input_api, output_api): |
| return ( |
| CheckDoNotSubmitInDescription(input_api, output_api) + |
| CheckDoNotSubmitInFiles(input_api, output_api) |
| ) |
| |
| |
| def CheckTreeIsOpen(input_api, output_api, |
| url=None, closed=None, json_url=None): |
| """Check whether to allow commit without prompt. |
| |
| Supports two styles: |
| 1. Checks that an url's content doesn't match a regexp that would mean that |
| the tree is closed. (old) |
| 2. Check the json_url to decide whether to allow commit without prompt. |
| Args: |
| input_api: input related apis. |
| output_api: output related apis. |
| url: url to use for regex based tree status. |
| closed: regex to match for closed status. |
| json_url: url to download json style status. |
| """ |
| if not input_api.is_committing: |
| return [] |
| try: |
| if json_url: |
| connection = input_api.urllib_request.urlopen(json_url) |
| status = input_api.json.loads(connection.read()) |
| connection.close() |
| if not status['can_commit_freely']: |
| short_text = 'Tree state is: ' + status['general_state'] |
| long_text = status['message'] + '\n' + json_url |
| return [output_api.PresubmitError(short_text, long_text=long_text)] |
| else: |
| # TODO(bradnelson): drop this once all users are gone. |
| connection = input_api.urllib_request.urlopen(url) |
| status = connection.read() |
| connection.close() |
| if input_api.re.match(closed, status): |
| long_text = status + '\n' + url |
| return [output_api.PresubmitError('The tree is closed.', |
| long_text=long_text)] |
| except IOError as e: |
| return [output_api.PresubmitError('Error fetching tree status.', |
| long_text=str(e))] |
| return [] |
| |
| def GetUnitTestsInDirectory( |
| input_api, output_api, directory, files_to_check=None, files_to_skip=None, |
| env=None, run_on_python2=True, run_on_python3=True, whitelist=None, |
| blacklist=None, allowlist=None, blocklist=None): |
| """Lists all files in a directory and runs them. Doesn't recurse. |
| |
| It's mainly a wrapper for RunUnitTests. Use allowlist and blocklist to filter |
| tests accordingly. |
| """ |
| # TODO(https://crbug.com/1098560): Remove non inclusive parameter names. |
| if allowlist is not None or whitelist is not None: |
| warn('Use files_to_check in GetUnitTestsInDirectory') |
| if blocklist is not None or blacklist is not None: |
| warn('Use files_to_skip in GetUnitTestsInDirectory') |
| if files_to_check is None: |
| files_to_check = allowlist or whitelist |
| if files_to_skip is None: |
| files_to_skip = blocklist or blacklist |
| |
| unit_tests = [] |
| test_path = input_api.os_path.abspath( |
| input_api.os_path.join(input_api.PresubmitLocalPath(), directory)) |
| |
| def check(filename, filters): |
| return any(True for i in filters if input_api.re.match(i, filename)) |
| |
| to_run = found = 0 |
| for filename in input_api.os_listdir(test_path): |
| found += 1 |
| fullpath = input_api.os_path.join(test_path, filename) |
| if not input_api.os_path.isfile(fullpath): |
| continue |
| if files_to_check and not check(filename, files_to_check): |
| continue |
| if files_to_skip and check(filename, files_to_skip): |
| continue |
| unit_tests.append(input_api.os_path.join(directory, filename)) |
| to_run += 1 |
| input_api.logging.debug('Found %d files, running %d unit tests' |
| % (found, to_run)) |
| if not to_run: |
| return [ |
| output_api.PresubmitPromptWarning( |
| 'Out of %d files, found none that matched c=%r, s=%r in directory %s' |
| % (found, files_to_check, files_to_skip, directory)) |
| ] |
| return GetUnitTests( |
| input_api, output_api, unit_tests, env, run_on_python2, run_on_python3) |
| |
| |
| def GetUnitTests( |
| input_api, output_api, unit_tests, env=None, run_on_python2=True, |
| run_on_python3=True): |
| """Runs all unit tests in a directory. |
| |
| On Windows, sys.executable is used for unit tests ending with ".py". |
| """ |
| assert run_on_python3 or run_on_python2, ( |
| 'At least one of "run_on_python2" or "run_on_python3" must be set.') |
| def has_py3_shebang(test): |
| with open(test) as f: |
| maybe_shebang = f.readline() |
| return maybe_shebang.startswith('#!') and 'python3' in maybe_shebang |
| |
| # We don't want to hinder users from uploading incomplete patches. |
| if input_api.is_committing: |
| message_type = output_api.PresubmitError |
| else: |
| message_type = output_api.PresubmitPromptWarning |
| |
| results = [] |
| for unit_test in unit_tests: |
| cmd = [unit_test] |
| if input_api.verbose: |
| cmd.append('--verbose') |
| kwargs = {'cwd': input_api.PresubmitLocalPath()} |
| if env: |
| kwargs['env'] = env |
| if not unit_test.endswith('.py'): |
| results.append(input_api.Command( |
| name=unit_test, |
| cmd=cmd, |
| kwargs=kwargs, |
| message=message_type)) |
| else: |
| if has_py3_shebang(unit_test) and run_on_python3: |
| results.append(input_api.Command( |
| name=unit_test, |
| cmd=cmd, |
| kwargs=kwargs, |
| message=message_type, |
| python3=True)) |
| if run_on_python2: |
| results.append(input_api.Command( |
| name=unit_test, |
| cmd=cmd, |
| kwargs=kwargs, |
| message=message_type)) |
| return results |
| |
| |
| def GetUnitTestsRecursively(input_api, output_api, directory, |
| files_to_check=None, files_to_skip=None, |
| run_on_python2=True, run_on_python3=True, |
| whitelist=None, blacklist=None, allowlist=None, |
| blocklist=None): |
| """Gets all files in the directory tree (git repo) that match the whitelist. |
| |
| Restricts itself to only find files within the Change's source repo, not |
| dependencies. |
| """ |
| # TODO(https://crbug.com/1098560): Remove non inclusive parameter names. |
| if files_to_check is None: |
| warn('Use files_to_check in GetUnitTestsRecursively') |
| files_to_check = allowlist or whitelist |
| if files_to_skip is None: |
| warn('Use files_to_skip in GetUnitTestsRecursively') |
| files_to_skip = blocklist or blacklist |
| assert files_to_check is not None |
| assert files_to_skip is not None |
| |
| def check(filename): |
| return (any(input_api.re.match(f, filename) for f in files_to_check) and |
| not any(input_api.re.match(f, filename) for f in files_to_skip)) |
| |
| tests = [] |
| |
| to_run = found = 0 |
| for filepath in input_api.change.AllFiles(directory): |
| found += 1 |
| if check(filepath): |
| to_run += 1 |
| tests.append(filepath) |
| input_api.logging.debug('Found %d files, running %d' % (found, to_run)) |
| if not to_run: |
| return [ |
| output_api.PresubmitPromptWarning( |
| 'Out of %d files, found none that matched c=%r, s=%r in directory %s' |
| % (found, files_to_check, files_to_skip, directory)) |
| ] |
| |
| return GetUnitTests(input_api, output_api, tests, |
| run_on_python2=run_on_python2, |
| run_on_python3=run_on_python3) |
| |
| |
| def GetPythonUnitTests(input_api, output_api, unit_tests): |
| """Run the unit tests out of process, capture the output and use the result |
| code to determine success. |
| |
| DEPRECATED. |
| """ |
| # We don't want to hinder users from uploading incomplete patches. |
| if input_api.is_committing: |
| message_type = output_api.PresubmitError |
| else: |
| message_type = output_api.PresubmitNotifyResult |
| results = [] |
| for unit_test in unit_tests: |
| # Run the unit tests out of process. This is because some unit tests |
| # stub out base libraries and don't clean up their mess. It's too easy to |
| # get subtle bugs. |
| cwd = None |
| env = None |
| unit_test_name = unit_test |
| # 'python -m test.unit_test' doesn't work. We need to change to the right |
| # directory instead. |
| if '.' in unit_test: |
| # Tests imported in submodules (subdirectories) assume that the current |
| # directory is in the PYTHONPATH. Manually fix that. |
| unit_test = unit_test.replace('.', '/') |
| cwd = input_api.os_path.dirname(unit_test) |
| unit_test = input_api.os_path.basename(unit_test) |
| env = input_api.environ.copy() |
| # At least on Windows, it seems '.' must explicitly be in PYTHONPATH |
| backpath = [ |
| '.', input_api.os_path.pathsep.join(['..'] * (cwd.count('/') + 1)) |
| ] |
| # We convert to str, since on Windows on Python 2 only strings are allowed |
| # as environment variables, but literals are unicode since we're importing |
| # unicode_literals from __future__. |
| if env.get('PYTHONPATH'): |
| backpath.append(env.get('PYTHONPATH')) |
| env['PYTHONPATH'] = input_api.os_path.pathsep.join((backpath)) |
| env.pop('VPYTHON_CLEAR_PYTHONPATH', None) |
| cmd = [input_api.python_executable, '-m', '%s' % unit_test] |
| results.append(input_api.Command( |
| name=unit_test_name, |
| cmd=cmd, |
| kwargs={'env': env, 'cwd': cwd}, |
| message=message_type)) |
| return results |
| |
| |
| def RunUnitTestsInDirectory(input_api, *args, **kwargs): |
| """Run tests in a directory serially. |
| |
| For better performance, use GetUnitTestsInDirectory and then |
| pass to input_api.RunTests. |
| """ |
| return input_api.RunTests( |
| GetUnitTestsInDirectory(input_api, *args, **kwargs), False) |
| |
| |
| def RunUnitTests(input_api, *args, **kwargs): |
| """Run tests serially. |
| |
| For better performance, use GetUnitTests and then pass to |
| input_api.RunTests. |
| """ |
| return input_api.RunTests(GetUnitTests(input_api, *args, **kwargs), False) |
| |
| |
| def RunPythonUnitTests(input_api, *args, **kwargs): |
| """Run python tests in a directory serially. |
| |
| DEPRECATED |
| """ |
| return input_api.RunTests( |
| GetPythonUnitTests(input_api, *args, **kwargs), False) |
| |
| |
| def _FetchAllFiles(input_api, files_to_check, files_to_skip): |
| """Hack to fetch all files.""" |
| # We cannot use AffectedFiles here because we want to test every python |
| # file on each single python change. It's because a change in a python file |
| # can break another unmodified file. |
| # Use code similar to InputApi.FilterSourceFile() |
| def Find(filepath, filters): |
| if input_api.platform == 'win32': |
| filepath = filepath.replace('\\', '/') |
| |
| for item in filters: |
| if input_api.re.match(item, filepath): |
| return True |
| return False |
| |
| files = [] |
| path_len = len(input_api.PresubmitLocalPath()) |
| for dirpath, dirnames, filenames in input_api.os_walk( |
| input_api.PresubmitLocalPath()): |
| # Passes dirnames in block list to speed up search. |
| for item in dirnames[:]: |
| filepath = input_api.os_path.join(dirpath, item)[path_len + 1:] |
| if Find(filepath, files_to_skip): |
| dirnames.remove(item) |
| for item in filenames: |
| filepath = input_api.os_path.join(dirpath, item)[path_len + 1:] |
| if Find(filepath, files_to_check) and not Find(filepath, files_to_skip): |
| files.append(filepath) |
| return files |
| |
| |
| def GetPylint(input_api, output_api, files_to_check=None, files_to_skip=None, |
| disabled_warnings=None, extra_paths_list=None, pylintrc=None, |
| white_list=None, black_list=None, allow_list=None, |
| block_list=None): |
| """Run pylint on python files. |
| |
| The default files_to_check enforces looking only at *.py files. |
| """ |
| |
| # TODO(https://crbug.com/1098560): Remove non inclusive parameter names. |
| if allow_list or white_list: |
| warn('Use files_to_check in GetPylint') |
| if block_list or black_list: |
| warn('Use files_to_skip in GetPylint') |
| |
| files_to_check = tuple(files_to_check or allow_list or white_list or |
| (r'.*\.py$',)) |
| files_to_skip = tuple(files_to_skip or block_list or black_list or |
| input_api.DEFAULT_FILES_TO_SKIP) |
| extra_paths_list = extra_paths_list or [] |
| |
| if input_api.is_committing: |
| error_type = output_api.PresubmitError |
| else: |
| error_type = output_api.PresubmitPromptWarning |
| |
| # Only trigger if there is at least one python file affected. |
| def rel_path(regex): |
| """Modifies a regex for a subject to accept paths relative to root.""" |
| def samefile(a, b): |
| # Default implementation for platforms lacking os.path.samefile |
| # (like Windows). |
| return input_api.os_path.abspath(a) == input_api.os_path.abspath(b) |
| samefile = getattr(input_api.os_path, 'samefile', samefile) |
| if samefile(input_api.PresubmitLocalPath(), |
| input_api.change.RepositoryRoot()): |
| return regex |
| |
| prefix = input_api.os_path.join(input_api.os_path.relpath( |
| input_api.PresubmitLocalPath(), input_api.change.RepositoryRoot()), '') |
| return input_api.re.escape(prefix) + regex |
| src_filter = lambda x: input_api.FilterSourceFile( |
| x, map(rel_path, files_to_check), map(rel_path, files_to_skip)) |
| if not input_api.AffectedSourceFiles(src_filter): |
| input_api.logging.info('Skipping pylint: no matching changes.') |
| return [] |
| |
| if pylintrc is not None: |
| pylintrc = input_api.os_path.join(input_api.PresubmitLocalPath(), pylintrc) |
| else: |
| pylintrc = input_api.os_path.join(_HERE, 'pylintrc') |
| extra_args = ['--rcfile=%s' % pylintrc] |
| if disabled_warnings: |
| extra_args.extend(['-d', ','.join(disabled_warnings)]) |
| |
| files = _FetchAllFiles(input_api, files_to_check, files_to_skip) |
| if not files: |
| return [] |
| files.sort() |
| |
| input_api.logging.info('Running pylint on %d files', len(files)) |
| input_api.logging.debug('Running pylint on: %s', files) |
| env = input_api.environ.copy() |
| env['PYTHONPATH'] = input_api.os_path.pathsep.join(extra_paths_list) |
| env.pop('VPYTHON_CLEAR_PYTHONPATH', None) |
| input_api.logging.debug(' with extra PYTHONPATH: %r', extra_paths_list) |
| |
| def GetPylintCmd(flist, extra, parallel): |
| # Windows needs help running python files so we explicitly specify |
| # the interpreter to use. It also has limitations on the size of |
| # the command-line, so we pass arguments via a pipe. |
| tool = input_api.os_path.join(_HERE, 'pylint') |
| kwargs = {'env': env} |
| if input_api.platform == 'win32': |
| # On Windows, scripts on the current directory take precedence over PATH. |
| # When `pylint.bat` calls `vpython`, it will execute the `vpython` of the |
| # depot_tools under test instead of the one in the bot. |
| # As a workaround, we run the tests from the parent directory instead. |
| cwd = input_api.change.RepositoryRoot() |
| if input_api.os_path.basename(cwd) == 'depot_tools': |
| kwargs['cwd'] = input_api.os_path.dirname(cwd) |
| flist = [input_api.os_path.join('depot_tools', f) for f in flist] |
| tool += '.bat' |
| |
| cmd = [tool, '--args-on-stdin'] |
| if len(flist) == 1: |
| description = flist[0] |
| else: |
| description = '%s files' % len(flist) |
| |
| args = extra_args[:] |
| if extra: |
| args.extend(extra) |
| description += ' using %s' % (extra,) |
| if parallel: |
| args.append('--jobs=%s' % input_api.cpu_count) |
| description += ' on %d cores' % input_api.cpu_count |
| |
| kwargs['stdin'] = '\n'.join(args + flist) |
| |
| return input_api.Command( |
| name='Pylint (%s)' % description, |
| cmd=cmd, |
| kwargs=kwargs, |
| message=error_type) |
| |
| # Always run pylint and pass it all the py files at once. |
| # Passing py files one at time is slower and can produce |
| # different results. input_api.verbose used to be used |
| # to enable this behaviour but differing behaviour in |
| # verbose mode is not desirable. |
| # Leave this unreachable code in here so users can make |
| # a quick local edit to diagnose pylint issues more |
| # easily. |
| if True: |
| # pylint's cycle detection doesn't work in parallel, so spawn a second, |
| # single-threaded job for just that check. |
| |
| # Some PRESUBMITs explicitly mention cycle detection. |
| if not any('R0401' in a or 'cyclic-import' in a for a in extra_args): |
| return [ |
| GetPylintCmd(files, ["--disable=cyclic-import"], True), |
| GetPylintCmd(files, ["--disable=all", "--enable=cyclic-import"], False) |
| ] |
| else: |
| return [ GetPylintCmd(files, [], True) ] |
| |
| else: |
| return map(lambda x: GetPylintCmd([x], [], 1), files) |
| |
| |
| def RunPylint(input_api, *args, **kwargs): |
| """Legacy presubmit function. |
| |
| For better performance, get all tests and then pass to |
| input_api.RunTests. |
| """ |
| return input_api.RunTests(GetPylint(input_api, *args, **kwargs), False) |
| |
| |
| def CheckBuildbotPendingBuilds(input_api, output_api, url, max_pendings, |
| ignored): |
| try: |
| connection = input_api.urllib_request.urlopen(url) |
| raw_data = connection.read() |
| connection.close() |
| except IOError: |
| return [output_api.PresubmitNotifyResult('%s is not accessible' % url)] |
| |
| try: |
| data = input_api.json.loads(raw_data) |
| except ValueError: |
| return [output_api.PresubmitNotifyResult('Received malformed json while ' |
| 'looking up buildbot status')] |
| |
| out = [] |
| for (builder_name, builder) in data.items(): |
| if builder_name in ignored: |
| continue |
| if builder.get('state', '') == 'offline': |
| continue |
| pending_builds_len = len(builder.get('pending_builds', [])) |
| if pending_builds_len > max_pendings: |
| out.append('%s has %d build(s) pending' % |
| (builder_name, pending_builds_len)) |
| if out: |
| return [output_api.PresubmitPromptWarning( |
| 'Build(s) pending. It is suggested to wait that no more than %d ' |
| 'builds are pending.' % max_pendings, |
| long_text='\n'.join(out))] |
| return [] |
| |
| |
| def CheckDirMetadataFormat(input_api, output_api, dirmd_bin=None): |
| # TODO(crbug.com/1102997): Remove OWNERS once DIR_METADATA migration is |
| # complete. |
| file_filter = lambda f: ( |
| input_api.basename(f.LocalPath()) in ('DIR_METADATA', 'OWNERS')) |
| affected_files = set([ |
| f.LocalPath() |
| for f in input_api.change.AffectedFiles( |
| include_deletes=False, file_filter=file_filter) |
| ]) |
| if not affected_files: |
| return [] |
| |
| name = 'Validate metadata in OWNERS and DIR_METADATA files' |
| kwargs = {} |
| |
| if dirmd_bin is None: |
| dirmd_bin = 'dirmd.bat' if input_api.is_windows else 'dirmd' |
| cmd = [dirmd_bin, 'validate'] + sorted(affected_files) |
| |
| return [input_api.Command( |
| name, cmd, kwargs, output_api.PresubmitError)] |
| |
| |
| def CheckOwnersDirMetadataExclusive(input_api, output_api): |
| """Check that metadata in OWNERS files and DIR_METADATA files are mutually |
| exclusive. |
| """ |
| _METADATA_LINE_RE = input_api.re.compile( |
| r'^#\s*(TEAM|COMPONENT|OS|WPT-NOTIFY)+\s*:\s*\S+$', |
| input_api.re.MULTILINE) |
| file_filter = ( |
| lambda f: input_api.basename(f.LocalPath()) in ('OWNERS', 'DIR_METADATA')) |
| affected_dirs = set([ |
| input_api.os_path.dirname(f.AbsoluteLocalPath()) |
| for f in input_api.change.AffectedFiles( |
| include_deletes=False, file_filter=file_filter) |
| ]) |
| |
| errors = [] |
| for path in affected_dirs: |
| owners_path = input_api.os_path.join(path, 'OWNERS') |
| dir_metadata_path = input_api.os_path.join(path, 'DIR_METADATA') |
| if (not input_api.os_path.isfile(dir_metadata_path) |
| or not input_api.os_path.isfile(owners_path)): |
| continue |
| if _METADATA_LINE_RE.search(input_api.ReadFile(owners_path)): |
| errors.append(owners_path) |
| |
| if not errors: |
| return [] |
| |
| return [output_api.PresubmitError( |
| 'The following OWNERS files should contain no metadata, as there is a ' |
| 'DIR_METADATA file present in the same directory:\n' |
| + '\n'.join(errors))] |
| |
| |
| def CheckOwnersFormat(input_api, output_api): |
| affected_files = set([ |
| f.LocalPath() |
| for f in input_api.change.AffectedFiles() |
| if 'OWNERS' in f.LocalPath() and f.Action() != 'D' |
| ]) |
| if not affected_files: |
| return [] |
| try: |
| owners_db = input_api.owners_db |
| owners_db.override_files = {} |
| owners_db.load_data_needed_for(affected_files) |
| return [] |
| except Exception as e: |
| return [output_api.PresubmitError( |
| 'Error parsing OWNERS files:\n%s' % e)] |
| |
| |
| def CheckOwners(input_api, output_api, source_file_filter=None): |
| affected_files = set([f.LocalPath() for f in |
| input_api.change.AffectedFiles(file_filter=source_file_filter)]) |
| owners_db = input_api.owners_db |
| owners_db.override_files = input_api.change.OriginalOwnersFiles() |
| owner_email, reviewers = GetCodereviewOwnerAndReviewers( |
| input_api, |
| owners_db.email_regexp, |
| approval_needed=input_api.is_committing) |
| |
| owner_email = owner_email or input_api.change.author_email |
| |
| finder = input_api.owners_finder( |
| affected_files, |
| input_api.change.RepositoryRoot(), |
| owner_email, |
| reviewers, |
| fopen=open, |
| os_path=input_api.os_path, |
| email_postfix='', |
| disable_color=True, |
| override_files=input_api.change.OriginalOwnersFiles()) |
| missing_files = finder.unreviewed_files |
| affects_owners = any('OWNERS' in name for name in missing_files) |
| |
| if input_api.is_committing: |
| if input_api.tbr and not affects_owners: |
| return [output_api.PresubmitNotifyResult( |
| '--tbr was specified, skipping OWNERS check')] |
| needed = 'LGTM from an OWNER' |
| output_fn = output_api.PresubmitError |
| if input_api.change.issue: |
| if input_api.dry_run: |
| output_fn = lambda text: output_api.PresubmitNotifyResult( |
| 'This is a dry run, but these failures would be reported on ' + |
| 'commit:\n' + text) |
| else: |
| return [output_api.PresubmitError( |
| 'OWNERS check failed: this CL has no Gerrit change number, ' |
| 'so we can\'t check it for approvals.')] |
| else: |
| needed = 'OWNER reviewers' |
| output_fn = output_api.PresubmitNotifyResult |
| |
| if missing_files: |
| output_list = [ |
| output_fn('Missing %s for these files:\n %s' % |
| (needed, '\n '.join(sorted(missing_files))))] |
| if input_api.tbr and affects_owners: |
| output_list.append(output_fn('TBR for OWNERS files are ignored.')) |
| if not input_api.is_committing: |
| suggested_owners = owners_db.reviewers_for(missing_files, owner_email) |
| owners_with_comments = [] |
| def RecordComments(text): |
| owners_with_comments.append(finder.print_indent() + text) |
| finder.writeln = RecordComments |
| for owner in suggested_owners: |
| finder.print_comments(owner) |
| output_list.append(output_fn('Suggested OWNERS: ' + |
| '(Use "git-cl owners" to interactively select owners.)\n %s' % |
| ('\n '.join(owners_with_comments)))) |
| return output_list |
| |
| if input_api.is_committing and not reviewers: |
| return [output_fn('Missing LGTM from someone other than %s' % owner_email)] |
| return [] |
| |
| |
| def GetCodereviewOwnerAndReviewers(input_api, email_regexp, approval_needed): |
| """Return the owner and reviewers of a change, if any. |
| |
| If approval_needed is True, only reviewers who have approved the change |
| will be returned. |
| """ |
| issue = input_api.change.issue |
| if not issue: |
| return None, (set() if approval_needed else |
| _ReviewersFromChange(input_api.change)) |
| |
| owner_email = input_api.gerrit.GetChangeOwner(issue) |
| reviewers = set( |
| r for r in input_api.gerrit.GetChangeReviewers(issue, approval_needed) |
| if _match_reviewer_email(r, owner_email, email_regexp)) |
| input_api.logging.debug('owner: %s; approvals given by: %s', |
| owner_email, ', '.join(sorted(reviewers))) |
| return owner_email, reviewers |
| |
| |
| def _ReviewersFromChange(change): |
| """Return the reviewers specified in the |change|, if any.""" |
| reviewers = set() |
| reviewers.update(change.ReviewersFromDescription()) |
| reviewers.update(change.TBRsFromDescription()) |
| |
| # Drop reviewers that aren't specified in email address format. |
| return set(reviewer for reviewer in reviewers if '@' in reviewer) |
| |
| |
| def _match_reviewer_email(r, owner_email, email_regexp): |
| return email_regexp.match(r) and r != owner_email |
| |
| |
| def CheckSingletonInHeaders(input_api, output_api, source_file_filter=None): |
| """Deprecated, must be removed.""" |
| return [ |
| output_api.PresubmitNotifyResult( |
| 'CheckSingletonInHeaders is deprecated, please remove it.') |
| ] |
| |
| |
| def PanProjectChecks(input_api, output_api, |
| excluded_paths=None, text_files=None, |
| license_header=None, project_name=None, |
| owners_check=True, maxlen=80): |
| """Checks that ALL chromium orbit projects should use. |
| |
| These are checks to be run on all Chromium orbit project, including: |
| Chromium |
| Native Client |
| V8 |
| When you update this function, please take this broad scope into account. |
| Args: |
| input_api: Bag of input related interfaces. |
| output_api: Bag of output related interfaces. |
| excluded_paths: Don't include these paths in common checks. |
| text_files: Which file are to be treated as documentation text files. |
| license_header: What license header should be on files. |
| project_name: What is the name of the project as it appears in the license. |
| Returns: |
| A list of warning or error objects. |
| """ |
| excluded_paths = tuple(excluded_paths or []) |
| text_files = tuple(text_files or ( |
| r'.+\.txt$', |
| r'.+\.json$', |
| )) |
| project_name = project_name or 'Chromium' |
| |
| # Accept any year number from 2006 to the current year, or the special |
| # 2006-20xx string used on the oldest files. 2006-20xx is deprecated, but |
| # tolerated on old files. |
| current_year = int(input_api.time.strftime('%Y')) |
| allowed_years = (str(s) for s in reversed(range(2006, current_year + 1))) |
| years_re = '(' + '|'.join(allowed_years) + '|2006-2008|2006-2009|2006-2010)' |
| |
| # The (c) is deprecated, but tolerate it until it's removed from all files. |
| license_header = license_header or ( |
| r'.*? Copyright (\(c\) )?%(year)s The %(project)s Authors\. ' |
| r'All rights reserved\.\n' |
| r'.*? Use of this source code is governed by a BSD-style license that ' |
| r'can be\n' |
| r'.*? found in the LICENSE file\.(?: \*/)?\n' |
| ) % { |
| 'year': years_re, |
| 'project': project_name, |
| } |
| |
| results = [] |
| # This code loads the default skip list (e.g. third_party, experimental, etc) |
| # and add our skip list (breakpad, skia and v8 are still not following |
| # google style and are not really living this repository). |
| # See presubmit_support.py InputApi.FilterSourceFile for the (simple) usage. |
| files_to_skip = input_api.DEFAULT_FILES_TO_SKIP + excluded_paths |
| files_to_check = input_api.DEFAULT_FILES_TO_CHECK + text_files |
| sources = lambda x: input_api.FilterSourceFile(x, files_to_skip=files_to_skip) |
| text_files = lambda x: input_api.FilterSourceFile( |
| x, files_to_skip=files_to_skip, files_to_check=files_to_check) |
| |
| snapshot_memory = [] |
| def snapshot(msg): |
| """Measures & prints performance warning if a rule is running slow.""" |
| if input_api.sys.version_info.major == 2: |
| dt2 = input_api.time.clock() |
| else: |
| dt2 = input_api.time.process_time() |
| if snapshot_memory: |
| delta_ms = int(1000*(dt2 - snapshot_memory[0])) |
| if delta_ms > 500: |
| print(" %s took a long time: %dms" % (snapshot_memory[1], delta_ms)) |
| snapshot_memory[:] = (dt2, msg) |
| |
| snapshot("checking owners files format") |
| results.extend(input_api.canned_checks.CheckOwnersFormat( |
| input_api, output_api)) |
| |
| if owners_check: |
| snapshot("checking owners") |
| results.extend(input_api.canned_checks.CheckOwners( |
| input_api, output_api, source_file_filter=None)) |
| |
| snapshot("checking long lines") |
| results.extend(input_api.canned_checks.CheckLongLines( |
| input_api, output_api, maxlen, source_file_filter=sources)) |
| snapshot( "checking tabs") |
| results.extend(input_api.canned_checks.CheckChangeHasNoTabs( |
| input_api, output_api, source_file_filter=sources)) |
| snapshot( "checking stray whitespace") |
| results.extend(input_api.canned_checks.CheckChangeHasNoStrayWhitespace( |
| input_api, output_api, source_file_filter=sources)) |
| snapshot("checking license") |
| results.extend(input_api.canned_checks.CheckLicense( |
| input_api, output_api, license_header, source_file_filter=sources)) |
| |
| if input_api.is_committing: |
| snapshot("checking was uploaded") |
| results.extend(input_api.canned_checks.CheckChangeWasUploaded( |
| input_api, output_api)) |
| snapshot("checking description") |
| results.extend(input_api.canned_checks.CheckChangeHasDescription( |
| input_api, output_api)) |
| results.extend(input_api.canned_checks.CheckDoNotSubmitInDescription( |
| input_api, output_api)) |
| snapshot("checking do not submit in files") |
| results.extend(input_api.canned_checks.CheckDoNotSubmitInFiles( |
| input_api, output_api)) |
| if input_api.change.scm == 'git': |
| snapshot("checking for commit objects in tree") |
| results.extend(input_api.canned_checks.CheckForCommitObjects( |
| input_api, output_api)) |
| snapshot("done") |
| return results |
| |
| |
| def CheckPatchFormatted(input_api, |
| output_api, |
| bypass_warnings=True, |
| check_clang_format=True, |
| check_js=False, |
| check_python=None, |
| result_factory=None): |
| result_factory = result_factory or output_api.PresubmitPromptWarning |
| import git_cl |
| |
| display_args = [] |
| if not check_clang_format: |
| display_args.append('--no-clang-format') |
| |
| if check_js: |
| display_args.append('--js') |
| |
| # Explicitly setting check_python to will enable/disable python formatting |
| # on all files. Leaving it as None will enable checking patch formatting |
| # on files that have a .style.yapf file in a parent directory. |
| if check_python is not None: |
| if check_python: |
| display_args.append('--python') |
| else: |
| display_args.append('--no-python') |
| |
| cmd = ['-C', input_api.change.RepositoryRoot(), |
| 'cl', 'format', '--dry-run', '--presubmit'] + display_args |
| presubmit_subdir = input_api.os_path.relpath( |
| input_api.PresubmitLocalPath(), input_api.change.RepositoryRoot()) |
| if presubmit_subdir.startswith('..') or presubmit_subdir == '.': |
| presubmit_subdir = '' |
| # If the PRESUBMIT.py is in a parent repository, then format the entire |
| # subrepository. Otherwise, format only the code in the directory that |
| # contains the PRESUBMIT.py. |
| if presubmit_subdir: |
| cmd.append(input_api.PresubmitLocalPath()) |
| code, _ = git_cl.RunGitWithCode(cmd, suppress_stderr=bypass_warnings) |
| # bypass_warnings? Only fail with code 2. |
| # As this is just a warning, ignore all other errors if the user |
| # happens to have a broken clang-format, doesn't use git, etc etc. |
| if code == 2 or (code and not bypass_warnings): |
| if presubmit_subdir: |
| short_path = presubmit_subdir |
| else: |
| short_path = input_api.basename(input_api.change.RepositoryRoot()) |
| display_args.append(presubmit_subdir) |
| return [result_factory( |
| 'The %s directory requires source formatting. ' |
| 'Please run: git cl format %s' % |
| (short_path, ' '.join(display_args)))] |
| return [] |
| |
| |
| def CheckGNFormatted(input_api, output_api): |
| import gn |
| affected_files = input_api.AffectedFiles( |
| include_deletes=False, |
| file_filter=lambda x: x.LocalPath().endswith('.gn') or |
| x.LocalPath().endswith('.gni') or |
| x.LocalPath().endswith('.typemap')) |
| warnings = [] |
| for f in affected_files: |
| cmd = ['gn', 'format', '--dry-run', f.AbsoluteLocalPath()] |
| rc = gn.main(cmd) |
| if rc == 2: |
| warnings.append(output_api.PresubmitPromptWarning( |
| '%s requires formatting. Please run:\n gn format %s' % ( |
| f.AbsoluteLocalPath(), f.LocalPath()))) |
| # It's just a warning, so ignore other types of failures assuming they'll be |
| # caught elsewhere. |
| return warnings |
| |
| |
| def CheckCIPDManifest(input_api, output_api, path=None, content=None): |
| """Verifies that a CIPD ensure file manifest is valid against all platforms. |
| |
| Exactly one of "path" or "content" must be provided. An assertion will occur |
| if neither or both are provided. |
| |
| Args: |
| path (str): If provided, the filesystem path to the manifest to verify. |
| content (str): If provided, the raw content of the manifest to veirfy. |
| """ |
| cipd_bin = 'cipd' if not input_api.is_windows else 'cipd.bat' |
| cmd = [cipd_bin, 'ensure-file-verify'] |
| kwargs = {} |
| |
| if input_api.is_windows: |
| # Needs to be able to resolve "cipd.bat". |
| kwargs['shell'] = True |
| |
| if input_api.verbose: |
| cmd += ['-log-level', 'debug'] |
| |
| if path: |
| assert content is None, 'Cannot provide both "path" and "content".' |
| cmd += ['-ensure-file', path] |
| name = 'Check CIPD manifest %r' % path |
| elif content: |
| assert path is None, 'Cannot provide both "path" and "content".' |
| cmd += ['-ensure-file=-'] |
| kwargs['stdin'] = content |
| # quick and dirty parser to extract checked packages. |
| packages = [ |
| l.split()[0] for l in (ll.strip() for ll in content.splitlines()) |
| if ' ' in l and not l.startswith('$') |
| ] |
| name = 'Check CIPD packages from string: %r' % (packages,) |
| else: |
| raise Exception('Exactly one of "path" or "content" must be provided.') |
| |
| return input_api.Command( |
| name, |
| cmd, |
| kwargs, |
| output_api.PresubmitError) |
| |
| |
| def CheckCIPDPackages(input_api, output_api, platforms, packages): |
| """Verifies that all named CIPD packages can be resolved against all supplied |
| platforms. |
| |
| Args: |
| platforms (list): List of CIPD platforms to verify. |
| packages (dict): Mapping of package name to version. |
| """ |
| manifest = [] |
| for p in platforms: |
| manifest.append('$VerifiedPlatform %s' % (p,)) |
| for k, v in packages.items(): |
| manifest.append('%s %s' % (k, v)) |
| return CheckCIPDManifest(input_api, output_api, content='\n'.join(manifest)) |
| |
| |
| def CheckCIPDClientDigests(input_api, output_api, client_version_file): |
| """Verifies that *.digests file was correctly regenerated. |
| |
| <client_version_file>.digests file contains pinned hashes of the CIPD client. |
| It is consulted during CIPD client bootstrap and self-update. It should be |
| regenerated each time CIPD client version file changes. |
| |
| Args: |
| client_version_file (str): Path to a text file with CIPD client version. |
| """ |
| cmd = [ |
| 'cipd' if not input_api.is_windows else 'cipd.bat', |
| 'selfupdate-roll', '-check', '-version-file', client_version_file, |
| ] |
| if input_api.verbose: |
| cmd += ['-log-level', 'debug'] |
| return input_api.Command( |
| 'Check CIPD client_version_file.digests file', |
| cmd, |
| {'shell': True} if input_api.is_windows else {}, # to resolve cipd.bat |
| output_api.PresubmitError) |
| |
| |
| def CheckForCommitObjects(input_api, output_api): |
| """Validates that there are no commit objects in the repository. |
| |
| Commit objects are put into the git tree typically by submodule tooling. |
| Because we use gclient to handle external repository references instead, |
| we want to avoid this. Having commit objects in the tree can confuse git |
| tooling in some scenarios into thinking that the tree is dirty (e.g. the |
| presence of a DEPS subrepo at a location where a commit object is stored |
| in the tree). |
| |
| Args: |
| input_api: Bag of input related interfaces. |
| output_api: Bag of output related interfaces. |
| |
| Returns: |
| A presubmit error if a commit object is present in the tree. |
| """ |
| |
| def parse_tree_entry(ent): |
| """Splits a tree entry into components |
| |
| Args: |
| ent: a tree entry in the form "filemode type hash\tname" |
| |
| Returns: |
| The tree entry split into component parts |
| """ |
| tabparts = ent.split('\t', 1) |
| spaceparts = tabparts[0].split(' ', 2) |
| return (spaceparts[0], spaceparts[1], spaceparts[2], tabparts[1]) |
| |
| full_tree = input_api.subprocess.check_output( |
| ['git', 'ls-tree', '-r', '--full-tree', 'HEAD'], |
| cwd=input_api.PresubmitLocalPath() |
| ) |
| tree_entries = full_tree.split('\n') |
| tree_entries = filter(lambda x: len(x) > 0, tree_entries) |
| tree_entries = map(parse_tree_entry, tree_entries) |
| bad_tree_entries = filter(lambda x: x[1] == 'commit', tree_entries) |
| bad_tree_entries = map(lambda x: x[3], bad_tree_entries) |
| if len(bad_tree_entries) > 0: |
| return [output_api.PresubmitError( |
| 'Commit objects present within tree.\n' |
| 'This may be due to submodule-related interactions; the presence of a\n' |
| 'commit object in the tree may lead to odd situations where files are\n' |
| 'inconsistently checked-out. Remove these commit entries and validate\n' |
| 'your changeset again:\n', |
| bad_tree_entries)] |
| return [] |
| |
| |
| def CheckVPythonSpec(input_api, output_api, file_filter=None): |
| """Validates any changed .vpython files with vpython verification tool. |
| |
| Args: |
| input_api: Bag of input related interfaces. |
| output_api: Bag of output related interfaces. |
| file_filter: Custom function that takes a path (relative to client root) and |
| returns boolean, which is used to filter files for which to apply the |
| verification to. Defaults to any path ending with .vpython, which captures |
| both global .vpython and <script>.vpython files. |
| |
| Returns: |
| A list of input_api.Command objects containing verification commands. |
| """ |
| file_filter = file_filter or (lambda f: f.LocalPath().endswith('.vpython')) |
| affected_files = input_api.AffectedTestableFiles(file_filter=file_filter) |
| affected_files = map(lambda f: f.AbsoluteLocalPath(), affected_files) |
| |
| commands = [] |
| for f in affected_files: |
| commands.append(input_api.Command( |
| 'Verify %s' % f, |
| ['vpython', '-vpython-spec', f, '-vpython-tool', 'verify'], |
| {'stderr': input_api.subprocess.STDOUT}, |
| output_api.PresubmitError)) |
| |
| return commands |
| |
| |
| def CheckChangedLUCIConfigs(input_api, output_api): |
| import collections |
| import base64 |
| import json |
| import logging |
| |
| import auth |
| import git_cl |
| |
| LUCI_CONFIG_HOST_NAME = 'luci-config.appspot.com' |
| |
| cl = git_cl.Changelist() |
| if input_api.change.issue and input_api.gerrit: |
| remote_branch = input_api.gerrit.GetDestRef(input_api.change.issue) |
| else: |
| remote, remote_branch = cl.GetRemoteBranch() |
| if remote_branch.startswith('refs/remotes/%s/' % remote): |
| remote_branch = remote_branch.replace( |
| 'refs/remotes/%s/' % remote, 'refs/heads/', 1) |
| if remote_branch.startswith('refs/remotes/branch-heads/'): |
| remote_branch = remote_branch.replace( |
| 'refs/remotes/branch-heads/', 'refs/branch-heads/', 1) |
| |
| remote_host_url = cl.GetRemoteUrl() |
| if not remote_host_url: |
| return [output_api.PresubmitError( |
| 'Remote host url for git has not been defined')] |
| remote_host_url = remote_host_url.rstrip('/') |
| if remote_host_url.endswith('.git'): |
| remote_host_url = remote_host_url[:-len('.git')] |
| |
| # authentication |
| try: |
| acc_tkn = auth.Authenticator().get_access_token() |
| except auth.LoginRequiredError as e: |
| return [output_api.PresubmitError( |
| 'Error in authenticating user.', long_text=str(e))] |
| |
| def request(endpoint, body=None): |
| api_url = ('https://%s/_ah/api/config/v1/%s' |
| % (LUCI_CONFIG_HOST_NAME, endpoint)) |
| req = input_api.urllib_request.Request(api_url) |
| req.add_header('Authorization', 'Bearer %s' % acc_tkn.token) |
| if body is not None: |
| req.add_header('Content-Type', 'application/json') |
| req.data = json.dumps(body).encode('utf-8') |
| return json.load(input_api.urllib_request.urlopen(req)) |
| |
| try: |
| config_sets = request('config-sets').get('config_sets') |
| except input_api.urllib_error.HTTPError as e: |
| return [output_api.PresubmitError( |
| 'Config set request to luci-config failed', long_text=str(e))] |
| if not config_sets: |
| return [output_api.PresubmitPromptWarning('No config_sets were returned')] |
| loc_pref = '%s/+/%s/' % (remote_host_url, remote_branch) |
| logging.debug('Derived location prefix: %s', loc_pref) |
| dir_to_config_set = { |
| '%s/' % cs['location'][len(loc_pref):].rstrip('/'): cs['config_set'] |
| for cs in config_sets |
| if cs['location'].startswith(loc_pref) or |
| ('%s/' % cs['location']) == loc_pref |
| } |
| if not dir_to_config_set: |
| warning_long_text_lines = [ |
| 'No config_set found for %s.' % loc_pref, |
| 'Found the following:', |
| ] |
| for loc in sorted(cs['location'] for cs in config_sets): |
| warning_long_text_lines.append(' %s' % loc) |
| warning_long_text_lines.append('') |
| warning_long_text_lines.append( |
| 'If the requested location is internal,' |
| ' the requester may not have access.') |
| |
| return [output_api.PresubmitPromptWarning( |
| warning_long_text_lines[0], |
| long_text='\n'.join(warning_long_text_lines))] |
| cs_to_files = collections.defaultdict(list) |
| for f in input_api.AffectedFiles(include_deletes=False): |
| # windows |
| file_path = f.LocalPath().replace(_os.sep, '/') |
| logging.debug('Affected file path: %s', file_path) |
| for dr, cs in dir_to_config_set.items(): |
| if dr == '/' or file_path.startswith(dr): |
| cs_to_files[cs].append({ |
| 'path': file_path[len(dr):] if dr != '/' else file_path, |
| 'content': base64.b64encode( |
| '\n'.join(f.NewContents()).encode('utf-8')).decode('utf-8') |
| }) |
| outputs = [] |
| for cs, f in cs_to_files.items(): |
| try: |
| # TODO(myjang): parallelize |
| res = request( |
| 'validate-config', body={'config_set': cs, 'files': f}) |
| except input_api.urllib_error.HTTPError as e: |
| return [output_api.PresubmitError( |
| 'Validation request to luci-config failed', long_text=str(e))] |
| for msg in res.get('messages', []): |
| sev = msg['severity'] |
| if sev == 'WARNING': |
| out_f = output_api.PresubmitPromptWarning |
| elif sev == 'ERROR' or sev == 'CRITICAL': |
| out_f = output_api.PresubmitError |
| else: |
| out_f = output_api.PresubmitNotifyResult |
| outputs.append(out_f('Config validation: %s' % msg['text'])) |
| return outputs |
| |
| |
| def CheckLucicfgGenOutput(input_api, output_api, entry_script): |
| """Verifies configs produced by `lucicfg` are up-to-date and pass validation. |
| |
| Runs the check unconditionally, regardless of what files are modified. Examine |
| input_api.AffectedFiles() yourself before using CheckLucicfgGenOutput if this |
| is a concern. |
| |
| Assumes `lucicfg` binary is in PATH and the user is logged in. |
| |
| Args: |
| entry_script: path to the entry-point *.star script responsible for |
| generating a single config set. Either absolute or relative to the |
| currently running PRESUBMIT.py script. |
| |
| Returns: |
| A list of input_api.Command objects containing verification commands. |
| """ |
| return [ |
| input_api.Command( |
| 'lucicfg validate "%s"' % entry_script, |
| [ |
| 'lucicfg' if not input_api.is_windows else 'lucicfg.bat', |
| 'validate', entry_script, |
| '-log-level', 'debug' if input_api.verbose else 'warning', |
| ], |
| { |
| 'stderr': input_api.subprocess.STDOUT, |
| 'shell': input_api.is_windows, # to resolve *.bat |
| 'cwd': input_api.PresubmitLocalPath(), |
| }, |
| output_api.PresubmitError) |
| ] |
| |
| def CheckJsonParses(input_api, output_api): |
| """Verifies that all JSON files at least parse as valid JSON.""" |
| import json |
| affected_files = input_api.AffectedFiles( |
| include_deletes=False, |
| file_filter=lambda x: x.LocalPath().endswith('.json')) |
| warnings = [] |
| for f in affected_files: |
| with open(f.AbsoluteLocalPath()) as j: |
| try: |
| json.load(j) |
| except ValueError: |
| # Just a warning for now, in case people are using JSON5 somewhere. |
| warnings.append(output_api.PresubmitPromptWarning( |
| '%s does not appear to be valid JSON.' % f.LocalPath())) |
| return warnings |