blob: 66e1abdb82981387fc993bb19e0bd4808c86ff23 [file] [log] [blame]
# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import os
import subprocess
from autotest_lib.client.bin import test, utils
from autotest_lib.client.common_lib import error
class security_RendererSandbox(test.test):
version = 1
renderer_pid = -1
def _get_renderer_pid(self):
"""Query pgrep for the pid of the renderer. Since this function is
passed as an argument to |utils.poll_for_condition()|, the return values
are set to True/False depending on whether a pid has been found."""
pgrep = subprocess.Popen(['pgrep', '-f', '-l', 'type=renderer'],
procs = pgrep.communicate()[0].splitlines()
pids = []
# The fix for
# adds '--ignored= --type=renderer' to the GPU process cmdline.
# This makes 'pgrep' above return the pid of the GPU process,
# which is not setuid sandboxed, as the pid of a renderer,
# breaking the test.
# Work around by removing processes with '--ignored= --type=renderer'
# flags.
for proc in procs:
if '--ignored= --type=renderer' not in proc:
if pids:
self.renderer_pid = pids[0]
return True
return False
def _check_for_suid_sandbox(self, renderer_pid):
"""For the setuid sandbox, make sure there is no content in the CWD
cwd_contents = os.listdir('/proc/%s/cwd' % self.renderer_pid)
if len(cwd_contents) > 0:
raise error.TestFail('Contents present in the CWD directory')
def run_once(self, time_to_wait=20):
"""Wait until the page is loaded and poll for the renderer pid.
If renderer pid is found, it is stored in |self.renderer_pid|."""
error.TestFail('Timed out waiting to obtain pid of renderer'),
# Check if renderer is sandboxed.