The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
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#!/usr/bin/env python2.7
#
# Copyright 2017 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import argparse
import glob
import multiprocessing
import os
import shutil
import subprocess
import sys
sys.path.append(
os.path.join(os.path.dirname(sys.argv[0]), '..', '..', 'run_tests',
'python_utils'))
import check_on_pr
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argp = argparse.ArgumentParser(description='Perform diff on microbenchmarks')
argp.add_argument('-d',
'--diff_base',
type=str,
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())
args = argp.parse_args()
# the libraries for which check bloat difference is calculated
LIBS = [
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'libgrpc.so',
'libgrpc++.so',
]
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def _build(output_dir):
"""Perform the cmake build under the output_dir."""
shutil.rmtree(output_dir, ignore_errors=True)
subprocess.check_call('mkdir -p %s' % output_dir, shell=True, cwd='.')
subprocess.check_call(
'cmake -DgRPC_BUILD_TESTS=OFF -DBUILD_SHARED_LIBS=ON -DCMAKE_BUILD_TYPE=RelWithDebInfo ..',
shell=True,
cwd=output_dir)
subprocess.check_call('make -j%d' % args.jobs, shell=True, cwd=output_dir)
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_build('bloat_diff_new')
if args.diff_base:
where_am_i = subprocess.check_output(
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['git', 'rev-parse', '--abbrev-ref', 'HEAD']).strip()
# checkout the diff base (="old")
subprocess.check_call(['git', 'checkout', args.diff_base])
subprocess.check_call(['git', 'submodule', 'update'])
try:
_build('bloat_diff_old')
finally:
# restore the original revision (="new")
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subprocess.check_call(['git', 'checkout', where_am_i])
subprocess.check_call(['git', 'submodule', 'update'])
subprocess.check_call('make -j%d' % args.jobs,
shell=True,
cwd='third_party/bloaty')
text = ''
for lib in LIBS:
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text += '****************************************************************\n\n'
text += lib + '\n\n'
old_version = glob.glob('bloat_diff_old/%s' % lib)
new_version = glob.glob('bloat_diff_new/%s' % lib)
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assert len(new_version) == 1
cmd = 'third_party/bloaty/bloaty -d compileunits,symbols'
if old_version:
assert len(old_version) == 1
text += subprocess.check_output('%s %s -- %s' %
(cmd, new_version[0], old_version[0]),
shell=True).decode()
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else:
text += subprocess.check_output('%s %s' % (cmd, new_version[0]),
shell=True).decode()
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text += '\n\n'
print(text)
check_on_pr.check_on_pr('Bloat Difference', '```\n%s\n```' % text)