blob: d2e6cc3b9e9bfe7df58a6eb1493d255a8dbd6172 [file] [log] [blame]
#!/usr/bin/env python
# Copyright 2019 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.
Run boot perf test on a pre-built chrome or one specified via --chrome-binary.
import argparse
import os
import platform
import re
import subprocess
import sys
import signal
scripts_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
import devtools_paths
def parse_options(cli_args):
parser = argparse.ArgumentParser(description='Run boot perf test')
parser.add_argument('--runs', help='Number of runs', type=int)
parser.add_argument('--chrome-binary', dest='chrome_binary', help='path to Chromium binary')
return parser.parse_args(cli_args)
def check_chrome_binary(chrome_binary):
return os.path.exists(chrome_binary) and os.path.isfile(chrome_binary) and os.access(chrome_binary, os.X_OK)
def popen(arguments, cwd=None, env=None):
return subprocess.Popen(arguments, cwd=cwd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, env=env)
def to_platform_path_exact(filepath):
if not is_cygwin:
return filepath
output, _ = popen(['cygpath', '-w', filepath]).communicate()
# pylint: disable=E1103
return output.strip().replace('\\', '\\\\')
def start_hosted_mode_server():
proc = popen([devtools_paths.node_path(), devtools_paths.hosted_mode_script_path()])
hosted_mode_pid =
return hosted_mode_pid
def stop_hosted_mode_server(hosted_mode_pid):
if hosted_mode_pid is None:
os.kill(hosted_mode_pid, signal.SIGTERM)
hosted_mode_pid = None
def run_boot_perf_test(chrome_binary, runs):
boot_perf_errors_found = False
exec_command = [devtools_paths.node_path(), devtools_paths.boot_perf_test_path(), '--progress=false', '--runs=%s' % runs]
env = os.environ.copy()
env['CHROME_BIN'] = chrome_binary
cwd = devtools_paths.devtools_root_path()
boot_perf_proc = popen(exec_command, cwd=cwd, env=env)
(boot_perf_proc_out, _) = boot_perf_proc.communicate()
if boot_perf_proc.returncode != 0:
boot_perf_errors_found = True
return boot_perf_errors_found
def main():
OPTIONS = parse_options(sys.argv[1:])
is_cygwin = sys.platform == 'cygwin'
chrome_binary = None
# Default to the downloaded / pinned Chromium binary
downloaded_chrome_binary = devtools_paths.downloaded_chrome_binary_path()
if check_chrome_binary(downloaded_chrome_binary):
chrome_binary = downloaded_chrome_binary
# Override with the arg value if provided.
if OPTIONS.chrome_binary:
chrome_binary = OPTIONS.chrome_binary
if not check_chrome_binary(chrome_binary):
print('Unable to find a Chrome binary at \'%s\'' % chrome_binary)
if (chrome_binary is None):
print('Unable to run, no Chrome binary provided')
runs = 37
if OPTIONS.runs:
runs = int(OPTIONS.runs)
print('Running boot perf test with %s iteration(s). This may take some time...' % runs)
print('Using Chromium binary (%s)\n' % chrome_binary)
errors_found = False
hosted_mode_pid = None
hosted_mode_pid = start_hosted_mode_server()
errors_found = run_boot_perf_test(chrome_binary, runs)
except Exception as err:
if errors_found:
if __name__ == '__main__':