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94 lines
2.7 KiB
94 lines
2.7 KiB
4 months ago
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#!/usr/bin/env python2.7
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#
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# Copyright 2017 gRPC authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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import glob
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import multiprocessing
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import os
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import shutil
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import subprocess
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import sys
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sys.path.append(
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os.path.join(
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os.path.dirname(sys.argv[0]), '..', '..', 'run_tests', 'python_utils'))
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import comment_on_pr
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argp = argparse.ArgumentParser(description='Perform diff on microbenchmarks')
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argp.add_argument(
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'-d',
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'--diff_base',
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type=str,
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help='Commit or branch to compare the current one to')
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argp.add_argument('-j', '--jobs', type=int, default=multiprocessing.cpu_count())
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args = argp.parse_args()
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LIBS = [
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'libgrpc.so',
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'libgrpc++.so',
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]
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def build(where):
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subprocess.check_call('make -j%d' % args.jobs, shell=True, cwd='.')
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shutil.rmtree('bloat_diff_%s' % where, ignore_errors=True)
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os.rename('libs', 'bloat_diff_%s' % where)
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build('new')
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if args.diff_base:
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old = 'old'
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where_am_i = subprocess.check_output(
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['git', 'rev-parse', '--abbrev-ref', 'HEAD']).strip()
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subprocess.check_call(['git', 'checkout', args.diff_base])
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subprocess.check_call(['git', 'submodule', 'update'])
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try:
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try:
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build('old')
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except subprocess.CalledProcessError, e:
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subprocess.check_call(['make', 'clean'])
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build('old')
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finally:
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subprocess.check_call(['git', 'checkout', where_am_i])
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subprocess.check_call(['git', 'submodule', 'update'])
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subprocess.check_call(
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'make -j%d' % args.jobs, shell=True, cwd='third_party/bloaty')
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text = ''
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for lib in LIBS:
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text += '****************************************************************\n\n'
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text += lib + '\n\n'
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old_version = glob.glob('bloat_diff_old/opt/%s' % lib)
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new_version = glob.glob('bloat_diff_new/opt/%s' % lib)
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assert len(new_version) == 1
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cmd = 'third_party/bloaty/bloaty -d compileunits,symbols'
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if old_version:
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assert len(old_version) == 1
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text += subprocess.check_output(
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'%s %s -- %s' % (cmd, new_version[0], old_version[0]), shell=True)
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else:
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text += subprocess.check_output(
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'%s %s' % (cmd, new_version[0]), shell=True)
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text += '\n\n'
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print text
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comment_on_pr.comment_on_pr('```\n%s\n```' % text)
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