blob: fee7d8ecb6f46e7a9254e6ecfd9f0607290ef9d4 [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, subprocess
import backchannel, common
from autotest_lib.client.common_lib import error
FLIMFLAM_TEST_DIR = '/usr/local/lib/flimflam/test/'
ACTIVATION_SERVER = os.path.join(FLIMFLAM_TEST_DIR, 'activation-server')
MOCK_MODEM = os.path.join(FLIMFLAM_TEST_DIR, 'fake-cromo')
class Modem(object):
"""Modem helper object for a mock modem.
This object facilitates setting up a mock (software) 3G modem for
running autotests on machines that do not have a physical modem.
def __init__(self, interface='eth1', modem='pseudo-modem0'):
self.interface = interface
self.modem = modem
self.webserver = None
self.mock_modem = None
def _setup_mock_modem(self):
"""Rename an interface as a mock modem for 3G testing.
Raises a JobError if self.interface is not running and
therefore cannot be renamed as self.modem
# If the mock-modem is already up there's nothing for us to do.
if backchannel.is_network_iface_running(self.modem):
# Ensure that we have an interface that can be renamed
if not backchannel.is_network_iface_running(self.interface):
raise error.TestError(
'Interface %s is not available to be renamed to %s' %
(self.interface, self.modem))
backchannel.backchannel('setup %s %s' % (self.interface, self.modem))
def _teardown_mock_modem(self):
"""Rename a mock modem when done using it.
Raises a JobError if mock modem exists and cannot be torn down.
# If there is no mock-modem there's nothing for us to do.
if not backchannel.is_network_iface_running(self.modem):
# Ensure that the interface does not already exist
if backchannel.is_network_iface_running(self.interface):
raise error.TestError(
'Interface %s is already exists' % self.interface)
backchannel.backchannel('teardown %s %s' % (self.interface, self.modem))
def setup(self):
# start web server
self.webserver = subprocess.Popen(ACTIVATION_SERVER,
self.mock_modem = subprocess.Popen(MOCK_MODEM,
def teardown(self):
if self.webserver:
self.webserver = None
if self.mock_modem:
self.mock_modem = None