5a161ce35c
.. also from v8_presubmit.py Revert this once the bug is fixed. TBR=machenbach@chromium.org Change-Id: I82f443e1d6bea4c4c43d50631f559b3aa25f8410 Bug: v8:8873 Notry: true Notreechecks: true Reviewed-on: https://chromium-review.googlesource.com/c/1478690 Reviewed-by: Sigurd Schneider <sigurds@chromium.org> Reviewed-by: Michael Achenbach <machenbach@chromium.org> Commit-Queue: Sigurd Schneider <sigurds@chromium.org> Cr-Commit-Position: refs/heads/master@{#59722}
708 lines
23 KiB
Python
Executable File
708 lines
23 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Copyright 2012 the V8 project authors. All rights reserved.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# for py2/py3 compatibility
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from __future__ import print_function
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try:
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import hashlib
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md5er = hashlib.md5
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except ImportError as e:
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import md5
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md5er = md5.new
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import json
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import optparse
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import os
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from os.path import abspath, join, dirname, basename, exists
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import pickle
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import re
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import sys
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import subprocess
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import multiprocessing
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from subprocess import PIPE
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from testrunner.local import statusfile
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from testrunner.local import testsuite
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from testrunner.local import utils
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# Special LINT rules diverging from default and reason.
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# build/header_guard: Our guards have the form "V8_FOO_H_", not "SRC_FOO_H_".
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# We now run our own header guard check in PRESUBMIT.py.
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# build/include_what_you_use: Started giving false positives for variables
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# named "string" and "map" assuming that you needed to include STL headers.
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LINT_RULES = """
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-build/header_guard
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-build/include_what_you_use
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-readability/fn_size
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-readability/multiline_comment
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-runtime/references
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-whitespace/comments
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""".split()
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LINT_OUTPUT_PATTERN = re.compile(r'^.+[:(]\d+[:)]|^Done processing')
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FLAGS_LINE = re.compile("//\s*Flags:.*--([A-z0-9-])+_[A-z0-9].*\n")
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ASSERT_OPTIMIZED_PATTERN = re.compile("assertOptimized")
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FLAGS_ENABLE_OPT = re.compile("//\s*Flags:.*--opt[^-].*\n")
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ASSERT_UNOPTIMIZED_PATTERN = re.compile("assertUnoptimized")
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FLAGS_NO_ALWAYS_OPT = re.compile("//\s*Flags:.*--no-?always-opt.*\n")
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TOOLS_PATH = dirname(abspath(__file__))
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def CppLintWorker(command):
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try:
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process = subprocess.Popen(command, stderr=subprocess.PIPE)
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process.wait()
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out_lines = ""
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error_count = -1
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while True:
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out_line = process.stderr.readline()
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if out_line == '' and process.poll() != None:
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if error_count == -1:
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print("Failed to process %s" % command.pop())
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return 1
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break
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m = LINT_OUTPUT_PATTERN.match(out_line)
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if m:
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out_lines += out_line
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error_count += 1
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sys.stdout.write(out_lines)
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return error_count
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except KeyboardInterrupt:
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process.kill()
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except:
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print('Error running cpplint.py. Please make sure you have depot_tools' +
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' in your $PATH. Lint check skipped.')
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process.kill()
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def TorqueLintWorker(command):
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try:
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process = subprocess.Popen(command, stderr=subprocess.PIPE)
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process.wait()
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out_lines = ""
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error_count = 0
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while True:
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out_line = process.stderr.readline()
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if out_line == '' and process.poll() != None:
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break
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out_lines += out_line
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error_count += 1
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sys.stdout.write(out_lines)
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if error_count != 0:
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sys.stdout.write(
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"warning: formatting and overwriting unformatted Torque files\n")
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return error_count
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except KeyboardInterrupt:
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process.kill()
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except:
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print('Error running format-torque.py')
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process.kill()
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class FileContentsCache(object):
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def __init__(self, sums_file_name):
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self.sums = {}
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self.sums_file_name = sums_file_name
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def Load(self):
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try:
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sums_file = None
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try:
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sums_file = open(self.sums_file_name, 'r')
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self.sums = pickle.load(sums_file)
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except:
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# Cannot parse pickle for any reason. Not much we can do about it.
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pass
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finally:
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if sums_file:
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sums_file.close()
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def Save(self):
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try:
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sums_file = open(self.sums_file_name, 'w')
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pickle.dump(self.sums, sums_file)
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except:
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# Failed to write pickle. Try to clean-up behind us.
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if sums_file:
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sums_file.close()
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try:
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os.unlink(self.sums_file_name)
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except:
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pass
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finally:
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sums_file.close()
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def FilterUnchangedFiles(self, files):
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changed_or_new = []
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for file in files:
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try:
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handle = open(file, "r")
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file_sum = md5er(handle.read()).digest()
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if not file in self.sums or self.sums[file] != file_sum:
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changed_or_new.append(file)
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self.sums[file] = file_sum
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finally:
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handle.close()
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return changed_or_new
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def RemoveFile(self, file):
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if file in self.sums:
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self.sums.pop(file)
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class SourceFileProcessor(object):
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"""
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Utility class that can run through a directory structure, find all relevant
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files and invoke a custom check on the files.
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"""
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def RunOnPath(self, path):
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"""Runs processor on all files under the given path."""
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all_files = []
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for file in self.GetPathsToSearch():
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all_files += self.FindFilesIn(join(path, file))
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return self.ProcessFiles(all_files)
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def RunOnFiles(self, files):
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"""Runs processor only on affected files."""
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# Helper for getting directory pieces.
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dirs = lambda f: dirname(f).split(os.sep)
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# Path offsets where to look (to be in sync with RunOnPath).
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# Normalize '.' to check for it with str.startswith.
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search_paths = [('' if p == '.' else p) for p in self.GetPathsToSearch()]
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all_files = [
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f.AbsoluteLocalPath()
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for f in files
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if (not self.IgnoreFile(f.LocalPath()) and
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self.IsRelevant(f.LocalPath()) and
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all(not self.IgnoreDir(d) for d in dirs(f.LocalPath())) and
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any(map(f.LocalPath().startswith, search_paths)))
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]
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return self.ProcessFiles(all_files)
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def IgnoreDir(self, name):
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return (name.startswith('.') or
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name in ('buildtools', 'data', 'gmock', 'gtest', 'kraken',
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'octane', 'sunspider', 'traces-arm64'))
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def IgnoreFile(self, name):
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return name.startswith('.')
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def FindFilesIn(self, path):
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result = []
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for (root, dirs, files) in os.walk(path):
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for ignored in [x for x in dirs if self.IgnoreDir(x)]:
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dirs.remove(ignored)
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for file in files:
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if not self.IgnoreFile(file) and self.IsRelevant(file):
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result.append(join(root, file))
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return result
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class CacheableSourceFileProcessor(SourceFileProcessor):
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"""Utility class that allows caching ProcessFiles() method calls.
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In order to use it, create a ProcessFilesWithoutCaching method that returns
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the files requiring intervention after processing the source files.
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"""
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def __init__(self, use_cache, cache_file_path, file_type):
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self.use_cache = use_cache
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self.cache_file_path = cache_file_path
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self.file_type = file_type
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def GetProcessorWorker(self):
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"""Expected to return the worker function to run the formatter."""
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raise NotImplementedError
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def GetProcessorScript(self):
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"""Expected to return a tuple
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(path to the format processor script, list of arguments)."""
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raise NotImplementedError
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def GetProcessorCommand(self):
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format_processor, options = self.GetProcessorScript()
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if not format_processor:
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print('Could not find the formatter for % files' % self.file_type)
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sys.exit(1)
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command = [sys.executable, format_processor]
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command.extend(options)
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return command
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def ProcessFiles(self, files):
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if self.use_cache:
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cache = FileContentsCache(self.cache_file_path)
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cache.Load()
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files = cache.FilterUnchangedFiles(files)
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if len(files) == 0:
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print('No changes in %s files detected. Skipping check' % self.file_type)
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return True
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files_requiring_changes = self.DetectFilesToChange(files)
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print (
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'Total %s files found that require formatting: %d' %
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(self.file_type, len(files_requiring_changes)))
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if self.use_cache:
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for file in files_requiring_changes:
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cache.RemoveFile(file)
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cache.Save()
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return files_requiring_changes == []
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def DetectFilesToChange(self, files):
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command = self.GetProcessorCommand()
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worker = self.GetProcessorWorker()
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commands = [command + [file] for file in files]
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count = multiprocessing.cpu_count()
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pool = multiprocessing.Pool(count)
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try:
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results = pool.map_async(worker, commands).get(timeout=240)
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except KeyboardInterrupt:
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print("\nCaught KeyboardInterrupt, terminating workers.")
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pool.terminate()
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pool.join()
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sys.exit(1)
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unformatted_files = []
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for index, errors in enumerate(results):
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if errors > 0:
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unformatted_files.append(files[index])
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return unformatted_files
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class CppLintProcessor(CacheableSourceFileProcessor):
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"""
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Lint files to check that they follow the google code style.
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"""
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def __init__(self, use_cache=True):
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super(CppLintProcessor, self).__init__(
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use_cache=use_cache, cache_file_path='.cpplint-cache', file_type='C/C++')
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def IsRelevant(self, name):
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return name.endswith('.cc') or name.endswith('.h')
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def IgnoreDir(self, name):
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return (super(CppLintProcessor, self).IgnoreDir(name)
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or (name == 'third_party'))
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IGNORE_LINT = ['export-template.h', 'flag-definitions.h']
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def IgnoreFile(self, name):
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return (super(CppLintProcessor, self).IgnoreFile(name)
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or (name in CppLintProcessor.IGNORE_LINT))
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def GetPathsToSearch(self):
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dirs = ['include', 'samples', 'src']
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test_dirs = ['cctest', 'common', 'fuzzer', 'inspector', 'unittests']
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return dirs + [join('test', dir) for dir in test_dirs]
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def GetProcessorWorker(self):
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return CppLintWorker
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def GetProcessorScript(self):
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filters = ','.join([n for n in LINT_RULES])
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arguments = ['--filter', filters]
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for path in [TOOLS_PATH] + os.environ["PATH"].split(os.pathsep):
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path = path.strip('"')
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cpplint = os.path.join(path, 'cpplint.py')
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if os.path.isfile(cpplint):
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return cpplint, arguments
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return None, arguments
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class TorqueLintProcessor(CacheableSourceFileProcessor):
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"""
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Check .tq files to verify they follow the Torque style guide.
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"""
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def __init__(self, use_cache=True):
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super(TorqueLintProcessor, self).__init__(
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use_cache=use_cache, cache_file_path='.torquelint-cache',
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file_type='Torque')
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def IsRelevant(self, name):
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return name.endswith('.tq')
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def GetPathsToSearch(self):
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dirs = ['third-party', 'src']
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test_dirs = ['torque']
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return dirs + [join('test', dir) for dir in test_dirs]
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def GetProcessorWorker(self):
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return TorqueLintWorker
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def GetProcessorScript(self):
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torque_tools = os.path.join(TOOLS_PATH, "torque")
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torque_path = os.path.join(torque_tools, "format-torque.py")
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arguments = ["-il"]
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if os.path.isfile(torque_path):
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return torque_path, arguments
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return None, arguments
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COPYRIGHT_HEADER_PATTERN = re.compile(
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r'Copyright [\d-]*20[0-1][0-9] the V8 project authors. All rights reserved.')
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class SourceProcessor(SourceFileProcessor):
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"""
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Check that all files include a copyright notice and no trailing whitespaces.
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"""
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RELEVANT_EXTENSIONS = ['.js', '.cc', '.h', '.py', '.c', '.status', '.tq', '.g4']
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def __init__(self):
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self.runtime_function_call_pattern = self.CreateRuntimeFunctionCallMatcher()
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def CreateRuntimeFunctionCallMatcher(self):
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runtime_h_path = join(dirname(TOOLS_PATH), 'src/runtime/runtime.h')
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pattern = re.compile(r'\s+F\(([^,]*),.*\)')
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runtime_functions = []
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with open(runtime_h_path) as f:
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for line in f.readlines():
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m = pattern.match(line)
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if m:
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runtime_functions.append(m.group(1))
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if len(runtime_functions) < 250:
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print ("Runtime functions list is suspiciously short. "
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"Consider updating the presubmit script.")
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sys.exit(1)
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str = '(\%\s+(' + '|'.join(runtime_functions) + '))[\s\(]'
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return re.compile(str)
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# Overwriting the one in the parent class.
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def FindFilesIn(self, path):
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if os.path.exists(path+'/.git'):
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output = subprocess.Popen('git ls-files --full-name',
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stdout=PIPE, cwd=path, shell=True)
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result = []
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for file in output.stdout.read().split():
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for dir_part in os.path.dirname(file).replace(os.sep, '/').split('/'):
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if self.IgnoreDir(dir_part):
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break
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else:
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if (self.IsRelevant(file) and os.path.exists(file)
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and not self.IgnoreFile(file)):
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result.append(join(path, file))
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if output.wait() == 0:
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return result
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return super(SourceProcessor, self).FindFilesIn(path)
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def IsRelevant(self, name):
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for ext in SourceProcessor.RELEVANT_EXTENSIONS:
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if name.endswith(ext):
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return True
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return False
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def GetPathsToSearch(self):
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return ['.']
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def IgnoreDir(self, name):
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return (super(SourceProcessor, self).IgnoreDir(name) or
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name in ('third_party', 'out', 'obj', 'DerivedSources'))
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IGNORE_COPYRIGHTS = ['box2d.js',
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'cpplint.py',
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'copy.js',
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'corrections.js',
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'crypto.js',
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'daemon.py',
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'earley-boyer.js',
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'fannkuch.js',
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'fasta.js',
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'injected-script.cc',
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'injected-script.h',
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'libraries.cc',
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'libraries-empty.cc',
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'lua_binarytrees.js',
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'meta-123.js',
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'memops.js',
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'poppler.js',
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'primes.js',
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'raytrace.js',
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'regexp-pcre.js',
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'resources-123.js',
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'sqlite.js',
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'sqlite-change-heap.js',
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'sqlite-pointer-masking.js',
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'sqlite-safe-heap.js',
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'v8-debugger-script.h',
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'v8-inspector-impl.cc',
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'v8-inspector-impl.h',
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'v8-runtime-agent-impl.cc',
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'v8-runtime-agent-impl.h',
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'gnuplot-4.6.3-emscripten.js',
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'zlib.js']
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IGNORE_TABS = IGNORE_COPYRIGHTS + ['unicode-test.js', 'html-comments.js']
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IGNORE_COPYRIGHTS_DIRECTORY = "test/test262/local-tests"
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def EndOfDeclaration(self, line):
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return line == "}" or line == "};"
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def StartOfDeclaration(self, line):
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return line.find("//") == 0 or \
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line.find("/*") == 0 or \
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line.find(") {") != -1
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def ProcessContents(self, name, contents):
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result = True
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base = basename(name)
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if not base in SourceProcessor.IGNORE_TABS:
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if '\t' in contents:
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print("%s contains tabs" % name)
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result = False
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if not base in SourceProcessor.IGNORE_COPYRIGHTS and \
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not SourceProcessor.IGNORE_COPYRIGHTS_DIRECTORY in name:
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if not COPYRIGHT_HEADER_PATTERN.search(contents):
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print("%s is missing a correct copyright header." % name)
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result = False
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if ' \n' in contents or contents.endswith(' '):
|
|
line = 0
|
|
lines = []
|
|
parts = contents.split(' \n')
|
|
if not contents.endswith(' '):
|
|
parts.pop()
|
|
for part in parts:
|
|
line += part.count('\n') + 1
|
|
lines.append(str(line))
|
|
linenumbers = ', '.join(lines)
|
|
if len(lines) > 1:
|
|
print("%s has trailing whitespaces in lines %s." % (name, linenumbers))
|
|
else:
|
|
print("%s has trailing whitespaces in line %s." % (name, linenumbers))
|
|
result = False
|
|
if not contents.endswith('\n') or contents.endswith('\n\n'):
|
|
print("%s does not end with a single new line." % name)
|
|
result = False
|
|
# Sanitize flags for fuzzer.
|
|
if ".js" in name and ("mjsunit" in name or "debugger" in name):
|
|
match = FLAGS_LINE.search(contents)
|
|
if match:
|
|
print("%s Flags should use '-' (not '_')" % name)
|
|
result = False
|
|
if not "mjsunit/mjsunit.js" in name:
|
|
if ASSERT_OPTIMIZED_PATTERN.search(contents) and \
|
|
not FLAGS_ENABLE_OPT.search(contents):
|
|
print("%s Flag --opt should be set if " \
|
|
"assertOptimized() is used" % name)
|
|
result = False
|
|
if ASSERT_UNOPTIMIZED_PATTERN.search(contents) and \
|
|
not FLAGS_NO_ALWAYS_OPT.search(contents):
|
|
print("%s Flag --no-always-opt should be set if " \
|
|
"assertUnoptimized() is used" % name)
|
|
result = False
|
|
|
|
match = self.runtime_function_call_pattern.search(contents)
|
|
if match:
|
|
print("%s has unexpected spaces in a runtime call '%s'" % (name, match.group(1)))
|
|
result = False
|
|
return result
|
|
|
|
def ProcessFiles(self, files):
|
|
success = True
|
|
violations = 0
|
|
for file in files:
|
|
try:
|
|
handle = open(file)
|
|
contents = handle.read()
|
|
if len(contents) > 0 and not self.ProcessContents(file, contents):
|
|
success = False
|
|
violations += 1
|
|
finally:
|
|
handle.close()
|
|
print("Total violating files: %s" % violations)
|
|
return success
|
|
|
|
def _CheckStatusFileForDuplicateKeys(filepath):
|
|
comma_space_bracket = re.compile(", *]")
|
|
lines = []
|
|
with open(filepath) as f:
|
|
for line in f.readlines():
|
|
# Skip all-comment lines.
|
|
if line.lstrip().startswith("#"): continue
|
|
# Strip away comments at the end of the line.
|
|
comment_start = line.find("#")
|
|
if comment_start != -1:
|
|
line = line[:comment_start]
|
|
line = line.strip()
|
|
# Strip away trailing commas within the line.
|
|
line = comma_space_bracket.sub("]", line)
|
|
if len(line) > 0:
|
|
lines.append(line)
|
|
|
|
# Strip away trailing commas at line ends. Ugh.
|
|
for i in range(len(lines) - 1):
|
|
if (lines[i].endswith(",") and len(lines[i + 1]) > 0 and
|
|
lines[i + 1][0] in ("}", "]")):
|
|
lines[i] = lines[i][:-1]
|
|
|
|
contents = "\n".join(lines)
|
|
# JSON wants double-quotes.
|
|
contents = contents.replace("'", '"')
|
|
# Fill in keywords (like PASS, SKIP).
|
|
for key in statusfile.KEYWORDS:
|
|
contents = re.sub(r"\b%s\b" % key, "\"%s\"" % key, contents)
|
|
|
|
status = {"success": True}
|
|
def check_pairs(pairs):
|
|
keys = {}
|
|
for key, value in pairs:
|
|
if key in keys:
|
|
print("%s: Error: duplicate key %s" % (filepath, key))
|
|
status["success"] = False
|
|
keys[key] = True
|
|
|
|
json.loads(contents, object_pairs_hook=check_pairs)
|
|
return status["success"]
|
|
|
|
|
|
class StatusFilesProcessor(SourceFileProcessor):
|
|
"""Checks status files for incorrect syntax and duplicate keys."""
|
|
|
|
def IsRelevant(self, name):
|
|
# Several changes to files under the test directories could impact status
|
|
# files.
|
|
return True
|
|
|
|
def GetPathsToSearch(self):
|
|
return ['test', 'tools/testrunner']
|
|
|
|
def ProcessFiles(self, files):
|
|
success = True
|
|
for status_file_path in sorted(self._GetStatusFiles(files)):
|
|
success &= statusfile.PresubmitCheck(status_file_path)
|
|
success &= _CheckStatusFileForDuplicateKeys(status_file_path)
|
|
return success
|
|
|
|
def _GetStatusFiles(self, files):
|
|
test_path = join(dirname(TOOLS_PATH), 'test')
|
|
testrunner_path = join(TOOLS_PATH, 'testrunner')
|
|
status_files = set()
|
|
|
|
for file_path in files:
|
|
if file_path.startswith(testrunner_path):
|
|
for suitepath in os.listdir(test_path):
|
|
suitename = os.path.basename(suitepath)
|
|
status_file = os.path.join(
|
|
test_path, suitename, suitename + ".status")
|
|
if os.path.exists(status_file):
|
|
status_files.add(status_file)
|
|
return status_files
|
|
|
|
for file_path in files:
|
|
if file_path.startswith(test_path):
|
|
# Strip off absolute path prefix pointing to test suites.
|
|
pieces = file_path[len(test_path):].lstrip(os.sep).split(os.sep)
|
|
if pieces:
|
|
# Infer affected status file name. Only care for existing status
|
|
# files. Some directories under "test" don't have any.
|
|
if not os.path.isdir(join(test_path, pieces[0])):
|
|
continue
|
|
status_file = join(test_path, pieces[0], pieces[0] + ".status")
|
|
if not os.path.exists(status_file):
|
|
continue
|
|
status_files.add(status_file)
|
|
return status_files
|
|
|
|
|
|
def CheckDeps(workspace):
|
|
checkdeps_py = join(workspace, 'buildtools', 'checkdeps', 'checkdeps.py')
|
|
return subprocess.call([sys.executable, checkdeps_py, workspace]) == 0
|
|
|
|
|
|
def PyTests(workspace):
|
|
result = True
|
|
for script in [
|
|
join(workspace, 'tools', 'release', 'test_scripts.py'),
|
|
join(workspace, 'tools', 'unittests', 'run_tests_test.py'),
|
|
join(workspace, 'tools', 'testrunner', 'testproc', 'variant_unittest.py'),
|
|
]:
|
|
print('Running ' + script)
|
|
result &= subprocess.call(
|
|
[sys.executable, script], stdout=subprocess.PIPE) == 0
|
|
|
|
return result
|
|
|
|
|
|
def GetOptions():
|
|
result = optparse.OptionParser()
|
|
result.add_option('--no-lint', help="Do not run cpplint", default=False,
|
|
action="store_true")
|
|
result.add_option('--no-linter-cache', help="Do not cache linter results",
|
|
default=False, action="store_true")
|
|
|
|
return result
|
|
|
|
|
|
def Main():
|
|
workspace = abspath(join(dirname(sys.argv[0]), '..'))
|
|
parser = GetOptions()
|
|
(options, args) = parser.parse_args()
|
|
success = True
|
|
print("Running checkdeps...")
|
|
success &= CheckDeps(workspace)
|
|
use_linter_cache = not options.no_linter_cache
|
|
if not options.no_lint:
|
|
print("Running C++ lint check...")
|
|
success &= CppLintProcessor(use_cache=use_linter_cache).RunOnPath(workspace)
|
|
|
|
print("Running Torque formatting check... (ignoring results)")
|
|
TorqueLintProcessor(use_cache=use_linter_cache).RunOnPath(workspace)
|
|
print("Running copyright header, trailing whitespaces and " \
|
|
"two empty lines between declarations check...")
|
|
success &= SourceProcessor().RunOnPath(workspace)
|
|
print("Running status-files check...")
|
|
success &= StatusFilesProcessor().RunOnPath(workspace)
|
|
print("Running python tests...")
|
|
success &= PyTests(workspace)
|
|
if success:
|
|
return 0
|
|
else:
|
|
return 1
|
|
|
|
|
|
if __name__ == '__main__':
|
|
sys.exit(Main())
|