blob: 47f4b6e0f8fc632b93a15c32b5653fd186bb000f [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.
"""Triggers and collects data from a dump created by dump_process.cc.
The resulting files are ready to be analyzed by analyze_dumps.py.
"""
import argparse
import logging
import os
import sys
_SRC_PATH = os.path.join(os.path.dirname(__file__), os.pardir, os.pardir)
sys.path.append(os.path.join(_SRC_PATH, 'third_party', 'catapult', 'devil'))
from devil.android import device_utils
def _CreateArgumentParser():
parser = argparse.ArgumentParser()
parser.add_argument('--package', type=str, required=True,
help='Chrome package')
parser.add_argument('--output-directory', type=str, required=True,
help='Dumps destination directory')
return parser
def main():
logging.basicConfig(level=logging.INFO)
parser = _CreateArgumentParser()
args = parser.parse_args()
logging.info('Configuring the device')
devices = device_utils.DeviceUtils.HealthyDevices()
assert len(devices) == 1, 'Expected exactly one connected device'
device = devices[0]
device.EnableRoot()
device.RunShellCommand(('setenforce', '0'))
logging.info('Finding the first renderer PID')
renderer_name = '%s:sandboxed_process' % args.package
renderer_pids = device.GetPids(renderer_name)
pid = int(renderer_pids.items()[0][1][0])
logging.info('PID = %d', pid)
logging.info('Setting up directories')
dumps_path = '/data/local/tmp/dumps'
device.RemovePath(dumps_path, force=True, recursive=True)
device.RunShellCommand(('mkdir', dumps_path))
logging.info('Dumping the renderer\'s memory')
command = (
'mkdir -p %(path)s && cd %(path)s && /data/local/tmp/dump_process %(pid)d'
% {'path': dumps_path, 'pid': pid})
device.RunShellCommand(command, shell=True)
logging.info('Pulling results')
filenames = device.ListDirectory(dumps_path)
for filename in filenames:
device_path = os.path.join(dumps_path, filename)
device.PullFile(device_path, os.path.join(args.output_directory, filename))
if __name__ == '__main__':
sys.exit(main())