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#!/usr/bin/env python
# Copyright (c) 2014 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 the webpages_playback automation script."""
import os
import subprocess
import sys
sys.path.insert(0, os.getcwd())
from common.py.utils import gs_utils
from common.py.utils import shell_utils
SKP_VERSION_FILE = 'SKP_VERSION'
def _get_skp_version():
"""Find an unused SKP version."""
current_skp_version = None
with open(SKP_VERSION_FILE) as f:
current_skp_version = int(f.read().rstrip())
# Find the first SKP version which has no uploaded SKPs.
new_version = current_skp_version + 1
while True:
gs_path = 'playback_%d/skps' % new_version
if not gs_utils.GSUtils().does_storage_object_exist('chromium-skia-gm',
gs_path):
return new_version
new_version += 1
def main(chrome_src_path, browser_executable):
browser_executable = os.path.realpath(browser_executable)
skp_version = _get_skp_version()
print 'SKP_VERSION=%d' % skp_version
if os.environ.get('CHROME_HEADLESS'):
# Start Xvfb if running on a bot.
try:
shell_utils.run('sudo Xvfb :0 -screen 0 1280x1024x24 &', shell=True)
except Exception:
# It is ok if the above command fails, it just means that DISPLAY=:0
# is already up.
pass
upload_dir = 'playback_%d' % skp_version
webpages_playback_cmd = [
'python', os.path.join(os.path.dirname(os.path.realpath(__file__)),
'webpages_playback.py'),
'--page_sets', 'all',
'--browser_executable', browser_executable,
'--non-interactive',
'--upload_to_gs',
'--alternate_upload_dir', upload_dir,
'--chrome_src_path', chrome_src_path,
]
try:
shell_utils.run(webpages_playback_cmd)
finally:
# Clean up any leftover browser instances. This can happen if there are
# telemetry crashes, processes are not always cleaned up appropriately by
# the webpagereplay and telemetry frameworks.
procs = subprocess.check_output(['ps', 'ax'])
for line in procs.splitlines():
if browser_executable in line:
pid = line.strip().split(' ')[0]
if pid != str(os.getpid()):
try:
shell_utils.run(['kill', '-9', pid])
except shell_utils.CommandFailedException as e:
print e
else:
print 'Refusing to kill self.'
print 'writing %s: %s' % (SKP_VERSION_FILE, skp_version)
with open(SKP_VERSION_FILE, 'w') as f:
f.write(str(skp_version))
if '__main__' == __name__:
if len(sys.argv) != 3:
print >> sys.stderr, 'USAGE: %s <chrome src path> <browser executable>'
sys.exit(1)
main(*sys.argv[1:])
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