# Test cases for sigma_dut
# Copyright (c) 2017, Qualcomm Atheros, Inc.
#
# This software may be distributed under the terms of the BSD license.
# See README for more details.
import logging
logger = logging.getLogger()
import os
import socket
import subprocess
import time
import hostapd
from utils import HwsimSkip
from hwsim import HWSimRadio
def check_sigma_dut():
if not os.path.exists("./sigma_dut"):
raise HwsimSkip("sigma_dut not available")
def sigma_dut_cmd(cmd, port=9000):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM,
socket.IPPROTO_TCP)
sock.settimeout(2)
addr = ('127.0.0.1', port)
sock.connect(addr)
sock.send(cmd + "\r\n")
try:
res = sock.recv(1000)
running = False
done = False
for line in res.splitlines():
if line.startswith("status,RUNNING"):
running = True
elif line.startswith("status,INVALID"):
done = True
elif line.startswith("status,ERROR"):
done = True
elif line.startswith("status,COMPLETE"):
done = True
if running and not done:
# Read the actual response
res = sock.recv(1000)
except:
res = ''
pass
sock.close()
res = res.rstrip()
logger.debug("sigma_dut: '%s' --> '%s'" % (cmd, res))
return res
def sigma_dut_cmd_check(cmd):
res = sigma_dut_cmd(cmd)
if "COMPLETE" not in res:
raise Exception("sigma_dut command failed: " + cmd)
return res
def start_sigma_dut(ifname, debug=False):
check_sigma_dut()
cmd = [ './sigma_dut',
'-M', ifname,
'-S', ifname,
'-F', '../../hostapd/hostapd',
'-G',
'-j', ifname ]
if debug:
cmd += [ '-d' ]
sigma = subprocess.Popen(cmd, stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
for i in range(20):
try:
res = sigma_dut_cmd("HELLO")
break
except:
time.sleep(0.05)
return sigma
def stop_sigma_dut(sigma):
sigma.terminate()
sigma.wait()
out, err = sigma.communicate()
logger.debug("sigma_dut stdout: " + str(out))
logger.debug("sigma_dut stderr: " + str(err))
def sigma_dut_wait_connected(ifname):
for i in range(50):
res = sigma_dut_cmd("sta_is_connected,interface," + ifname)
if "connected,1" in res:
break
time.sleep(0.2)
if i == 49:
raise Exception("Connection did not complete")
def test_sigma_dut_basic(dev, apdev):
"""sigma_dut basic functionality"""
sigma = start_sigma_dut(dev[0].ifname)
res = sigma_dut_cmd("UNKNOWN")
if "status,INVALID,errorCode,Unknown command" not in res:
raise Exception("Unexpected sigma_dut response to unknown command")
tests = [ ("ca_get_version", "status,COMPLETE,version,1.0"),
("device_get_info", "status,COMPLETE,vendor"),
("device_list_interfaces,interfaceType,foo", "status,ERROR"),
("device_list_interfaces,interfaceType,802.11",
"status,COMPLETE,interfaceType,802.11,interfaceID," + dev[0].ifname) ]
for cmd, response in tests:
res = sigma_dut_cmd(cmd)
if response not in res:
raise Exception("Unexpected %s response: %s" % (cmd, res))
stop_sigma_dut(sigma)
def test_sigma_dut_open(dev, apdev):
"""sigma_dut controlled open network association"""
ifname = dev[0].ifname
sigma = start_sigma_dut(ifname)
hapd = hostapd.add_ap(apdev[0], { "ssid": "open" })
sigma_dut_cmd_check("sta_set_ip_config,interface,%s,dhcp,0,ip,127.0.0.11,mask,255.255.255.0" % ifname)
sigma_dut_cmd_check("sta_set_encryption,interface,%s,ssid,%s,encpType,none" % (ifname, "open"))
sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s" % (ifname, "open"))
sigma_dut_wait_connected(ifname)
sigma_dut_cmd_check("sta_get_ip_config,interface," + ifname)
sigma_dut_cmd_check("sta_disconnect,interface," + ifname)
sigma_dut_cmd_check("sta_reset_default,interface," + ifname)
stop_sigma_dut(sigma)
def test_sigma_dut_psk_pmf(dev, apdev):
"""sigma_dut controlled PSK+PMF association"""
ifname = dev[0].ifname
sigma = start_sigma_dut(ifname)
ssid = "test-pmf-required"
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
params["wpa_key_mgmt"] = "WPA-PSK-SHA256"
params["ieee80211w"] = "2"
hapd = hostapd.add_ap(apdev[0], params)
sigma_dut_cmd_check("sta_reset_default,interface,%s,prog,PMF" % ifname)
sigma_dut_cmd_check("sta_set_ip_config,interface,%s,dhcp,0,ip,127.0.0.11,mask,255.255.255.0" % ifname)
sigma_dut_cmd_check("sta_set_psk,interface,%s,ssid,%s,passphrase,%s,encpType,aes-ccmp,keymgmttype,wpa2,PMF,Required" % (ifname, "test-pmf-required", "12345678"))
sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s,channel,1" % (ifname, "test-pmf-required"))
sigma_dut_wait_connected(ifname)
sigma_dut_cmd_check("sta_get_ip_config,interface," + ifname)
sigma_dut_cmd_check("sta_disconnect,interface," + ifname)
sigma_dut_cmd_check("sta_reset_default,interface," + ifname)
stop_sigma_dut(sigma)
def test_sigma_dut_sta_override_rsne(dev, apdev):
"""sigma_dut and RSNE override on STA"""
ifname = dev[0].ifname
sigma = start_sigma_dut(ifname)
ssid = "test-psk"
params = hostapd.wpa2_params(ssid=ssid, passphrase="12345678")
hapd = hostapd.add_ap(apdev[0], params)
sigma_dut_cmd_check("sta_set_ip_config,interface,%s,dhcp,0,ip,127.0.0.11,mask,255.255.255.0" % ifname)
tests = [ "30120100000fac040100000fac040100000fac02",
"30140100000fac040100000fac040100000fac02ffff" ]
for test in tests:
sigma_dut_cmd_check("sta_set_security,interface,%s,ssid,%s,type,PSK,passphrase,%s,EncpType,aes-ccmp,KeyMgmtType,wpa2" % (ifname, "test-psk", "12345678"))
sigma_dut_cmd_check("dev_configure_ie,interface,%s,IE_Name,RSNE,Contents,%s" % (ifname, test))
sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s,channel,1" % (ifname, "test-psk"))
sigma_dut_wait_connected(ifname)
sigma_dut_cmd_check("sta_disconnect,interface," + ifname)
dev[0].dump_monitor()
sigma_dut_cmd_check("sta_set_security,interface,%s,ssid,%s,type,PSK,passphrase,%s,EncpType,aes-ccmp,KeyMgmtType,wpa2" % (ifname, "test-psk", "12345678"))
sigma_dut_cmd_check("dev_configure_ie,interface,%s,IE_Name,RSNE,Contents,300101" % ifname)
sigma_dut_cmd_check("sta_associate,interface,%s,ssid,%s,channel,1" % (ifname, "test-psk"))
ev = dev[0].wait_event(["CTRL-EVENT-ASSOC-REJECT"])
if ev is None:
raise Exception("Association rejection not reported")
if "status_code=40" not in ev:
raise Exception("Unexpected status code: " + ev)
sigma_dut_cmd_check("sta_reset_default,interface," + ifname)
stop_sigma_dut(sigma)
def test_sigma_dut_ap_psk(dev, apdev):
"""sigma_dut controlled AP"""
with HWSimRadio() as (radio, iface):
sigma = start_sigma_dut(iface)
try:
sigma_dut_cmd_check("ap_reset_default")
sigma_dut_cmd_check("ap_set_wireless,NAME,AP,CHANNEL,1,SSID,test-psk,MODE,11ng")
sigma_dut_cmd_check("ap_set_security,NAME,AP,KEYMGNT,WPA2-PSK,PSK,12345678")
sigma_dut_cmd_check("ap_config_commit,NAME,AP")
dev[0].connect("test-psk", psk="12345678", scan_freq="2412")
sigma_dut_cmd_check("ap_reset_default")
finally:
stop_sigma_dut(sigma)
def test_sigma_dut_ap_override_rsne(dev, apdev):
"""sigma_dut controlled AP overriding RSNE"""
with HWSimRadio() as (radio, iface):
sigma = start_sigma_dut(iface)
try:
sigma_dut_cmd_check("ap_reset_default")
sigma_dut_cmd_check("ap_set_wireless,NAME,AP,CHANNEL,1,SSID,test-psk,MODE,11ng")
sigma_dut_cmd_check("ap_set_security,NAME,AP,KEYMGNT,WPA2-PSK,PSK,12345678")
sigma_dut_cmd_check("dev_configure_ie,NAME,AP,interface,%s,IE_Name,RSNE,Contents,30180100000fac040200ffffffff000fac040100000fac020c00" % iface)
sigma_dut_cmd_check("ap_config_commit,NAME,AP")
dev[0].connect("test-psk", psk="12345678", scan_freq="2412")
sigma_dut_cmd_check("ap_reset_default")
finally:
stop_sigma_dut(sigma)