hostap/tests/hwsim/hwsim_utils.py

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# hwsim testing utilities
# Copyright (c) 2013-2014, Jouni Malinen <j@w1.fi>
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import os
import subprocess
import time
import logging
logger = logging.getLogger()
def test_connectivity_run(ifname1, ifname2, dscp=None, tos=None, max_tries=1):
if os.path.isfile("../../mac80211_hwsim/tools/hwsim_test"):
hwsim_test = "../../mac80211_hwsim/tools/hwsim_test"
else:
hwsim_test = "hwsim_test"
cmd = ["sudo",
hwsim_test,
ifname1,
ifname2]
if dscp:
cmd.append('-D')
cmd.append(str(dscp))
elif tos:
cmd.append('-t')
cmd.append(str(tos))
success = False
for i in range(0, max_tries):
try:
s = subprocess.check_output(cmd)
logger.debug(s)
success = True
break
except subprocess.CalledProcessError, e:
logger.info("hwsim failed: " + str(e.returncode))
logger.info(e.output)
if i + 1 < max_tries:
time.sleep(1)
if not success:
raise Exception("hwsim_test failed")
def test_connectivity(dev1, dev2, dscp=None, tos=None, max_tries=1):
test_connectivity_run(dev1.ifname, dev2.ifname, dscp=dscp, tos=tos,
max_tries=max_tries)
def test_connectivity_iface(dev1, ifname, dscp=None, tos=None, max_tries=1):
test_connectivity_run(dev1.ifname, ifname, dscp=dscp, tos=tos,
max_tries=max_tries)
def test_connectivity_p2p(dev1, dev2, dscp=None, tos=None):
ifname1 = dev1.group_ifname if dev1.group_ifname else dev1.ifname
ifname2 = dev2.group_ifname if dev2.group_ifname else dev2.ifname
test_connectivity_run(ifname1, ifname2, dscp, tos)
def test_connectivity_p2p_sta(dev1, dev2, dscp=None, tos=None):
ifname1 = dev1.group_ifname if dev1.group_ifname else dev1.ifname
ifname2 = dev2.ifname
test_connectivity_run(ifname1, ifname2, dscp, tos)
def test_connectivity_sta(dev1, dev2, dscp=None, tos=None):
ifname1 = dev1.ifname
ifname2 = dev2.ifname
test_connectivity_run(ifname1, ifname2, dscp, tos)